[ 18.886438][ T337] netconsole: network logging started [ 18.886453][ T337] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.886455][ T337] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 337, name: modprobe [ 18.886457][ T337] preempt_count: 1, expected: 0 [ 18.886458][ T337] RCU nest depth: 0, expected: 0 [ 18.886459][ T337] locks held by modprobe/337: 4, last CPU#1: [ 18.886461][ T337] #0: ffffffffb5799dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.886473][ T337] #1: ffffffffb5799e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.886477][ T337] #2: ffffffffb5689760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.886481][ T337] #3: ffffffffb5689660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 18.886485][ T337] irq event stamp: 50018 [ 18.886486][ T337] hardirqs last enabled at (50017): [] __down_trylock_console_sem+0x86/0xa0 [ 18.886488][ T337] hardirqs last disabled at (50018): [] console_emit_next_record+0x3f8/0x4f0 [ 18.886490][ T337] softirqs last enabled at (49606): [] handle_softirqs+0x67c/0x900 [ 18.886493][ T337] softirqs last disabled at (49599): [] __irq_exit_rcu+0x145/0x1c0 [ 18.886495][ T337] Preemption disabled at: [ 18.886496][ T337] [] vprintk_emit+0x31b/0x3e0 [ 18.886501][ T337] CPU: 1 UID: 0 PID: 337 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.886504][ T337] Tainted: [W]=WARN [ 18.886505][ T337] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 18.886507][ T337] Call Trace: [ 18.886508][ T337] [ 18.886510][ T337] dump_stack_lvl+0x6f/0xa0 [ 18.886515][ T337] ? vprintk_emit+0x31b/0x3e0 [ 18.886517][ T337] __might_resched.cold+0x1fe/0x2c1 [ 18.886521][ T337] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.886525][ T337] ? __kmalloc_noprof+0xdb/0x760 [ 18.886530][ T337] __kmalloc_noprof+0x443/0x760 [ 18.886532][ T337] ? alloc_buf.isra.0+0x4b/0x260 [ 18.886538][ T337] ? do_raw_spin_unlock+0x59/0x250 [ 18.886541][ T337] alloc_buf.isra.0+0x4b/0x260 [ 18.886544][ T337] put_chars+0x1e1/0x2f0 [ 18.886548][ T337] ? __send_to_port+0x420/0x420 [ 18.886551][ T337] ? validate_chain+0x38b/0xc20 [ 18.886556][ T337] hvc_console_print+0x292/0x780 [ 18.886563][ T337] ? hvc_write+0x3a0/0x3a0 [ 18.886565][ T337] ? rcu_is_watching+0x16/0xd0 [ 18.886569][ T337] ? lock_acquire+0x13c/0x160 [ 18.886572][ T337] console_emit_next_record+0x252/0x4f0 [ 18.886576][ T337] ? devkmsg_read+0x4e0/0x4e0 [ 18.886580][ T337] ? rcu_is_watching+0x16/0xd0 [ 18.886582][ T337] ? lock_acquire+0x13c/0x160 [ 18.886586][ T337] console_flush_one_record+0x46f/0x710 [ 18.886590][ T337] ? console_emit_next_record+0x4f0/0x4f0 [ 18.886592][ T337] ? __lock_acquire+0x518/0xc20 [ 18.886597][ T337] console_unlock+0xee/0x1f0 [ 18.886599][ T337] ? console_flush_one_record+0x710/0x710 [ 18.886601][ T337] ? rcu_is_watching+0x16/0xd0 [ 18.886603][ T337] ? lock_acquire+0xa0/0x160 [ 18.886607][ T337] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.886608][ T337] ? vprintk_emit+0x320/0x3e0 [ 18.886611][ T337] vprintk_emit+0x37c/0x3e0 [ 18.886615][ T337] ? wake_up_klogd_work_func+0x90/0x90 [ 18.886617][ T337] ? find_held_lock+0x2b/0x80 [ 18.886620][ T337] ? __lock_release.isra.0+0x69/0x1a0 [ 18.886621][ T337] ? fast_dput+0x316/0x540 [ 18.886625][ T337] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 18.886629][ T337] _printk+0xc7/0x100 [ 18.886632][ T337] ? snapshot_read.cold+0x21/0x21 [ 18.886635][ T337] ? __up_write+0x2e5/0x5f0 [ 18.886639][ T337] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 18.886642][ T337] ? configfs_register_subsystem+0x340/0x570 [ 18.886646][ T337] init_netconsole+0x4a8/0x1000 [netconsole] [ 18.886649][ T337] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 18.886656][ T337] ? cleanup_netconsole+0x1140/0x1140 [netconsole] [ 18.886658][ T337] do_one_initcall+0x124/0x4f0 [ 18.886661][ T337] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 18.886666][ T337] ? do_init_module+0xae/0x8a0 [ 18.886669][ T337] ? kasan_unpoison+0x44/0x70 [ 18.886674][ T337] do_init_module+0x2ad/0x8a0 [ 18.886677][ T337] ? lockdep_hardirqs_on+0x91/0x130 [ 18.886681][ T337] ? free_module+0x470/0x470 [ 18.886684][ T337] ? kfree+0x123/0x590 [ 18.886688][ T337] load_module+0x1424/0x1bb0 [ 18.886695][ T337] ? layout_and_allocate.isra.0+0x680/0x680 [ 18.886698][ T337] ? __ia32_sys_fsconfig+0x180/0x180 [ 18.886701][ T337] ? add_chain_cache+0x12d/0x590 [ 18.886706][ T337] init_module_from_file+0x11f/0x1a0 [ 18.886709][ T337] ? __ia32_sys_init_module+0xc0/0xc0 [ 18.886717][ T337] ? __rwlock_init+0x150/0x150 [ 18.886720][ T337] ? do_raw_spin_unlock+0x59/0x250 [ 18.886723][ T337] idempotent_init_module+0x37b/0x7c0 [ 18.886726][ T337] ? init_module_from_file+0x1a0/0x1a0 [ 18.886732][ T337] ? rcu_is_watching+0x16/0xd0 [ 18.886734][ T337] ? cap_capable+0x1d7/0x3d0 [ 18.886739][ T337] __x64_sys_finit_module+0xdf/0x190 [ 18.886741][ T337] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 18.886745][ T337] do_syscall_64+0xff/0x530 [ 18.886747][ T337] ? exc_page_fault+0xee/0x100 [ 18.886750][ T337] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.886752][ T337] RIP: 0033:0x7f808133037d [ 18.886755][ T337] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 18.886757][ T337] RSP: 002b:00007ffe66d2a2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 18.886759][ T337] RAX: ffffffffffffffda RBX: 0000557469656700 RCX: 00007f808133037d [ 18.886761][ T337] RDX: 0000000000000000 RSI: 0000557441d14ffd RDI: 0000000000000005 [ 18.886762][ T337] RBP: 00007ffe66d2a390 R08: 0000000000000000 R09: 0000000000000000 [ 18.886762][ T337] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557441d14ffd [ 18.886763][ T337] R13: 0000557469656810 R14: 0000000000040000 R15: 0000000000000000 [ 18.886769][ T337] [ 19.711686][ T336] printk: console [netcon_ext0] enabled [ 19.717974][ T336] netconsole: netconsole: local port 1514 [ 19.719187][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 19.719561][ T336] netconsole: netconsole: interface name 'enp1s0' [ 19.719953][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 19.720334][ T336] netconsole: netconsole: remote port 6666 [ 19.720681][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 19.721186][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 19.766223][ T336] netconsole: network logging started [ 19.777057][ T336] netcons test #0-0 [ 19.777057][ T336] netcons test #0-1 [ 19.777057][ T336] netcons test #0-2 [ 19.777057][ T336] netcons test #0-3 [ 19.777057][ T336] netcons test #0-4 [ 19.777057][ T336] netcons test #0-5 [ 19.777057][ T336] netcons test #0-6 [ 19.777057][ T336] netcons test #0-7 [ 19.777057][ T336] netcons test #0-8 [ 19.777057][ T336] netcons test #0-9 [ 19.777057][ T336] netcons test #0-10 [ 19.777057][ T336] netcons test #0-11 [ 19.777057][ T336] netcons test #0-12 [ 19.777057][ T336] netcons test #0-13 [ 19.777057][ T336] netcons test #0-14 [ 19.777057][ T336] netcons test #0-15 [ 19.777057][ T336] netcons test #0-16 [ 19.777057][ T336] netcons test #0-17 [ 19.777057][ T336] netcons test #0-18 [ 19.777057][ T336] netcons test #0-19 [ 19.777057][ T336] netcons test #0-20 [ 19.777057][ T336] netcons test #0-21 [ 19.777057][ T336] netcons test #0-22 [ 19.777057][ T336] netcons test #0-23 [ 19.777057][ T336] netcons test #0-24 [ 19.777057][ T336] netcons test #0-25 [ 19.777057][ T336] netcons test #0-26 [ 19.777057][ T336] netcons test #0-27 [ 19.777057][ T336] netcons test #0-28 [ 19.777057][ T336] netcons test #0-29 [ 19.777057][ T336] netcons test #0-30 [ 19.777057][ T336] netcons test #0-31 [ 19.777057][ T336] netcons test #0-32 [ 19.777057][ T336] netcons test #0-33 [ 19.777057][ T336] netcons test #0-34 [ 19.777057][ T336] netcons test #0-35 [ 19.777057][ T336] netcons test #0-36 [ 19.777057][ T336] netcons test #0-37 [ 19.777057][ T336] netcons test #0-38 [ 19.777057][ T336] netcons test #0-39 [ 19.810598][ T336] netconsole: netconsole: local port 1514 [ 19.810897][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 19.811234][ T336] netconsole: netconsole: interface name 'enp1s0' [ 19.811509][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 19.811888][ T336] netconsole: netconsole: remote port 6666 [ 19.812195][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 19.812515][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 19.876003][ T336] netconsole: network logging started [ 20.272674][ T393] NOTICE: Automounting of tracing to debugfs is deprecated and will be removed in 2030 [ 20.272702][ T393] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 20.272704][ T393] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 393, name: bpftrace [ 20.272706][ T393] preempt_count: 1, expected: 0 [ 20.272707][ T393] RCU nest depth: 0, expected: 0 [ 20.272708][ T393] locks held by bpftrace/393: 4, last CPU#2: [ 20.272710][ T393] #0: ffffffffb5799dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 20.272723][ T393] #1: ffffffffb5799e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 20.272728][ T393] #2: ffffffffb5689760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 20.272732][ T393] #3: ffffffffb5689660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 20.272737][ T393] irq event stamp: 340034 [ 20.272738][ T393] hardirqs last enabled at (340033): [] __down_trylock_console_sem+0x86/0xa0 [ 20.272741][ T393] hardirqs last disabled at (340034): [] console_emit_next_record+0x3f8/0x4f0 [ 20.272743][ T393] softirqs last enabled at (338356): [] handle_softirqs+0x67c/0x900 [ 20.272746][ T393] softirqs last disabled at (338351): [] __irq_exit_rcu+0x145/0x1c0 [ 20.272748][ T393] Preemption disabled at: [ 20.272749][ T393] [] vprintk_emit+0x31b/0x3e0 [ 20.272754][ T393] CPU: 2 UID: 0 PID: 393 Comm: bpftrace Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 20.272758][ T393] Tainted: [W]=WARN [ 20.272759][ T393] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 20.272760][ T393] Call Trace: [ 20.272762][ T393] [ 20.272764][ T393] dump_stack_lvl+0x6f/0xa0 [ 20.272769][ T393] ? vprintk_emit+0x31b/0x3e0 [ 20.272771][ T393] __might_resched.cold+0x1fe/0x2c1 [ 20.272776][ T393] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 20.272780][ T393] ? __kmalloc_noprof+0xdb/0x760 [ 20.272785][ T393] __kmalloc_noprof+0x443/0x760 [ 20.272787][ T393] ? alloc_buf.isra.0+0x4b/0x260 [ 20.272794][ T393] ? do_raw_spin_unlock+0x59/0x250 [ 20.272801][ T393] alloc_buf.isra.0+0x4b/0x260 [ 20.272805][ T393] put_chars+0x1e1/0x2f0 [ 20.272808][ T393] ? __send_to_port+0x420/0x420 [ 20.272810][ T393] ? printk_get_next_message+0x2fe/0x7d0 [ 20.272813][ T393] ? rcu_read_lock_any_held+0x3c/0x90 [ 20.272816][ T393] ? validate_chain+0x38b/0xc20 [ 20.272820][ T393] hvc_console_print+0x292/0x780 [ 20.272823][ T393] ? __lock_acquire+0x518/0xc20 [ 20.272825][ T393] ? __lock_acquire+0x518/0xc20 [ 20.272829][ T393] ? hvc_write+0x3a0/0x3a0 [ 20.272832][ T393] ? rcu_is_watching+0x16/0xd0 [ 20.272835][ T393] ? lock_acquire+0x13c/0x160 [ 20.272839][ T393] console_emit_next_record+0x252/0x4f0 [ 20.272842][ T393] ? devkmsg_read+0x4e0/0x4e0 [ 20.272846][ T393] ? rcu_is_watching+0x16/0xd0 [ 20.272849][ T393] ? lock_acquire+0x13c/0x160 [ 20.272853][ T393] console_flush_one_record+0x46f/0x710 [ 20.272857][ T393] ? console_emit_next_record+0x4f0/0x4f0 [ 20.272858][ T393] ? __lock_acquire+0x518/0xc20 [ 20.272865][ T393] console_unlock+0xee/0x1f0 [ 20.272868][ T393] ? console_flush_one_record+0x710/0x710 [ 20.272870][ T393] ? rcu_is_watching+0x16/0xd0 [ 20.272872][ T393] ? lock_acquire+0xa0/0x160 [ 20.272876][ T393] ? __down_trylock_console_sem+0x5e/0xa0 [ 20.272877][ T393] ? vprintk_emit+0x320/0x3e0 [ 20.272880][ T393] vprintk_emit+0x37c/0x3e0 [ 20.272884][ T393] ? wake_up_klogd_work_func+0x90/0x90 [ 20.272888][ T393] ? kasan_save_track+0x14/0x30 [ 20.272893][ T393] _printk+0xc7/0x100 [ 20.272896][ T393] ? snapshot_read.cold+0x21/0x21 [ 20.272900][ T393] ? tracefs_init_fs_context+0x46/0x110 [ 20.272907][ T393] trace_automount.cold+0xc/0x5c [ 20.272911][ T393] ? __lock_acquire+0x518/0xc20 [ 20.272913][ T393] __traverse_mounts+0x14e/0x900 [ 20.272919][ T393] step_into_slowpath+0xb19/0x1240 [ 20.272922][ T393] ? __lock_release.isra.0+0x69/0x1a0 [ 20.272925][ T393] ? pick_link+0x1920/0x1920 [ 20.272928][ T393] ? __d_lookup+0x1fa/0x3c0 [ 20.272932][ T393] ? lookup_fast+0x143/0x630 [ 20.272936][ T393] link_path_walk+0x960/0x1900 [ 20.272939][ T393] ? __raw_spin_lock_init+0x44/0x120 [ 20.272941][ T393] ? vfs_rename+0x1b40/0x1b40 [ 20.272944][ T393] ? __asan_memset+0x27/0x50 [ 20.272947][ T393] ? init_file.isra.0+0x30a/0x3e0 [ 20.272951][ T393] path_openat+0x14a/0x3b0 [ 20.272952][ T393] ? rcu_read_lock_any_held+0x3c/0x90 [ 20.272954][ T393] ? kernel_tmpfile_open+0x70/0x70 [ 20.272958][ T393] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 20.272962][ T393] do_file_open+0x209/0x480 [ 20.272965][ T393] ? path_openat+0x3b0/0x3b0 [ 20.272967][ T393] ? __lock_acquire+0x518/0xc20 [ 20.272976][ T393] ? _raw_spin_unlock+0x2d/0x50 [ 20.272980][ T393] ? alloc_fd+0x33a/0x600 [ 20.272986][ T393] do_sys_openat2+0xe0/0x170 [ 20.272989][ T393] ? build_open_flags+0x6e0/0x6e0 [ 20.272992][ T393] ? kmem_cache_free+0xf8/0x550 [ 20.272997][ T393] __x64_sys_openat+0x10e/0x210 [ 20.272999][ T393] ? generic_file_open+0xa0/0xa0 [ 20.273002][ T393] ? __x64_sys_open+0x1b0/0x1b0 [ 20.273005][ T393] ? rcu_is_watching+0x16/0xd0 [ 20.273008][ T393] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 20.273012][ T393] do_syscall_64+0xff/0x530 [ 20.273014][ T393] ? exc_page_fault+0xee/0x100 [ 20.273018][ T393] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 20.273020][ T393] RIP: 0033:0x7fb960e0b54e [ 20.273024][ T393] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 20.273026][ T393] RSP: 002b:00007ffdf82a8ca0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 20.273029][ T393] RAX: ffffffffffffffda RBX: 000056206663f010 RCX: 00007fb960e0b54e [ 20.273030][ T393] RDX: 0000000000000000 RSI: 0000562066749aa0 RDI: ffffffffffffff9c [ 20.273031][ T393] RBP: 00007ffdf82a8cb0 R08: 0000000000000000 R09: 0000000000000000 [ 20.273032][ T393] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000008 [ 20.273033][ T393] R13: 00007fb9612f444d R14: 00007fb9612f444d R15: 0000000000000001 [ 20.273039][ T393] [ 20.282478][ T336] netcons test #1-0 [ 20.282478][ T336] netcons test #1-1 [ 20.282478][ T336] netcons test #1-2 [ 20.282478][ T336] netcons test #1-3 [ 20.282478][ T336] netcons test #1-4 [ 20.282478][ T336] netcons test #1-5 [ 20.282478][ T336] netcons test #1-6 [ 20.282478][ T336] netcons test #1-7 [ 20.282478][ T336] netcons test #1-8 [ 20.282478][ T336] netcons test #1-9 [ 20.282478][ T336] netcons test #1-10 [ 20.282478][ T336] netcons test #1-11 [ 20.282478][ T336] netcons test #1-12 [ 20.282478][ T336] netcons test #1-13 [ 20.282478][ T336] netcons test #1-14 [ 20.282478][ T336] netcons test #1-15 [ 20.282478][ T336] netcons test #1-16 [ 20.282478][ T336] netcons test #1-17 [ 20.282478][ T336] netcons test #1-18 [ 20.282478][ T336] netcons test #1-19 [ 20.282478][ T336] netcons test #1-20 [ 20.282478][ T336] netcons test #1-21 [ 20.282478][ T336] netcons test #1-22 [ 20.282478][ T336] netcons test #1-23 [ 20.282478][ T336] netcons test #1-24 [ 20.282478][ T336] netcons test #1-25 [ 20.282478][ T336] netcons test #1-26 [ 20.282478][ T336] netcons test #1-27 [ 20.282478][ T336] netcons test #1-28 [ 20.282478][ T336] netcons test #1-29 [ 20.282478][ T336] netcons test #1-30 [ 20.282478][ T336] netcons test #1-31 [ 20.282478][ T336] netcons test #1-32 [ 20.282478][ T336] netcons test #1-33 [ 20.282478][ T336] netcons test #1-34 [ 20.282478][ T336] netcons test #1-35 [ 20.282478][ T336] netcons test #1-36 [ 20.282478][ T336] netcons test #1-37 [ 20.282478][ T336] netcons test #1-38 [ 20.282478][ T336] netcons test #1-39 [ 20.326731][ T336] netconsole: netconsole: local port 1514 [ 20.326992][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 20.327321][ T336] netconsole: netconsole: interface name 'enp1s0' [ 20.327597][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 20.327963][ T336] netconsole: netconsole: remote port 6666 [ 20.331281][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 20.331624][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 20.382155][ T336] netconsole: network logging started [ 20.783952][ T336] netcons test #2-0 [ 20.783952][ T336] netcons test #2-1 [ 20.783952][ T336] netcons test #2-2 [ 20.783952][ T336] netcons test #2-3 [ 20.783952][ T336] netcons test #2-4 [ 20.783952][ T336] netcons test #2-5 [ 20.783952][ T336] netcons test #2-6 [ 20.783952][ T336] netcons test #2-7 [ 20.783952][ T336] netcons test #2-8 [ 20.783952][ T336] netcons test #2-9 [ 20.783952][ T336] netcons test #2-10 [ 20.783952][ T336] netcons test #2-11 [ 20.783952][ T336] netcons test #2-12 [ 20.783952][ T336] netcons test #2-13 [ 20.783952][ T336] netcons test #2-14 [ 20.783952][ T336] netcons test #2-15 [ 20.783952][ T336] netcons test #2-16 [ 20.783952][ T336] netcons test #2-17 [ 20.783952][ T336] netcons test #2-18 [ 20.783952][ T336] netcons test #2-19 [ 20.783952][ T336] netcons test #2-20 [ 20.783952][ T336] netcons test #2-21 [ 20.783952][ T336] netcons test #2-22 [ 20.783952][ T336] netcons test #2-23 [ 20.783952][ T336] netcons test #2-24 [ 20.783952][ T336] netcons test #2-25 [ 20.783952][ T336] netcons test #2-26 [ 20.783952][ T336] netcons test #2-27 [ 20.783952][ T336] netcons test #2-28 [ 20.783952][ T336] netcons test #2-29 [ 20.783952][ T336] netcons test #2-30 [ 20.783952][ T336] netcons test #2-31 [ 20.783952][ T336] netcons test #2-32 [ 20.783952][ T336] netcons test #2-33 [ 20.783952][ T336] netcons test #2-34 [ 20.783952][ T336] netcons test #2-35 [ 20.783952][ T336] netcons test #2-36 [ 20.783952][ T336] netcons test #2-37 [ 20.783952][ T336] netcons test #2-38 [ 20.783952][ T336] netcons test #2-39 [ 20.797603][ T336] netconsole: netconsole: local port 1514 [ 20.797842][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 20.798174][ T336] netconsole: netconsole: interface name 'enp1s0' [ 20.798443][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 20.798820][ T336] netconsole: netconsole: remote port 6666 [ 20.799108][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 20.799426][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 20.835824][ T336] netconsole: network logging started [ 21.239946][ T336] netcons test #3-0 [ 21.239946][ T336] netcons test #3-1 [ 21.239946][ T336] netcons test #3-2 [ 21.239946][ T336] netcons test #3-3 [ 21.239946][ T336] netcons test #3-4 [ 21.239946][ T336] netcons test #3-5 [ 21.239946][ T336] netcons test #3-6 [ 21.239946][ T336] netcons test #3-7 [ 21.239946][ T336] netcons test #3-8 [ 21.239946][ T336] netcons test #3-9 [ 21.239946][ T336] netcons test #3-10 [ 21.239946][ T336] netcons test #3-11 [ 21.239946][ T336] netcons test #3-12 [ 21.239946][ T336] netcons test #3-13 [ 21.239946][ T336] netcons test #3-14 [ 21.239946][ T336] netcons test #3-15 [ 21.239946][ T336] netcons test #3-16 [ 21.239946][ T336] netcons test #3-17 [ 21.239946][ T336] netcons test #3-18 [ 21.239946][ T336] netcons test #3-19 [ 21.239946][ T336] netcons test #3-20 [ 21.239946][ T336] netcons test #3-21 [ 21.239946][ T336] netcons test #3-22 [ 21.239946][ T336] netcons test #3-23 [ 21.239946][ T336] netcons test #3-24 [ 21.239946][ T336] netcons test #3-25 [ 21.239946][ T336] netcons test #3-26 [ 21.239946][ T336] netcons test #3-27 [ 21.239946][ T336] netcons test #3-28 [ 21.239946][ T336] netcons test #3-29 [ 21.239946][ T336] netcons test #3-30 [ 21.239946][ T336] netcons test #3-31 [ 21.239946][ T336] netcons test #3-32 [ 21.239946][ T336] netcons test #3-33 [ 21.239946][ T336] netcons test #3-34 [ 21.239946][ T336] netcons test #3-35 [ 21.239946][ T336] netcons test #3-36 [ 21.239946][ T336] netcons test #3-37 [ 21.239946][ T336] netcons test #3-38 [ 21.239946][ T336] netcons test #3-39 [ 21.250489][ T336] netconsole: netconsole: local port 1514 [ 21.250730][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 21.251066][ T336] netconsole: netconsole: interface name 'enp1s0' [ 21.251339][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 21.251663][ T336] netconsole: netconsole: remote port 6666 [ 21.251987][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 21.252330][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 21.314684][ T336] netconsole: network logging started [ 21.314695][ T336] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 21.314698][ T336] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 336, name: python3 [ 21.314700][ T336] preempt_count: 1, expected: 0 [ 21.314701][ T336] RCU nest depth: 0, expected: 0 [ 21.314702][ T336] locks held by python3/336: 9, last CPU#5: [ 21.314704][ T336] #0: ff1100000c4eb2b0 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x22c/0x310 [ 21.314716][ T336] #1: ff1100000a8cc430 (sb_writers#9){.+.+}-{0:0}, at: ksys_write+0x116/0x250 [ 21.314722][ T336] #2: ff11000009ba0780 (&buffer->mutex){+.+.}-{4:4}, at: configfs_write_iter+0x71/0x4b0 [ 21.314727][ T336] #3: ff1100000ba7ce30 (&p->frag_sem){++++}-{4:4}, at: configfs_write_iter+0x1db/0x4b0 [ 21.314731][ T336] #4: ffffffffc000e880 (dynamic_netconsole_mutex){+.+.}-{4:4}, at: enabled_store+0xa0/0x750 [netconsole] [ 21.314738][ T336] #5: ffffffffb5799dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 21.314744][ T336] #6: ffffffffb5799e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 21.314748][ T336] #7: ffffffffb5689760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 21.314752][ T336] #8: ffffffffb5689660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 21.314757][ T336] irq event stamp: 320230 [ 21.314759][ T336] hardirqs last enabled at (320229): [] __down_trylock_console_sem+0x86/0xa0 [ 21.314762][ T336] hardirqs last disabled at (320230): [] console_emit_next_record+0x3f8/0x4f0 [ 21.314764][ T336] softirqs last enabled at (320182): [] __alloc_skb+0x4c5/0x5f0 [ 21.314767][ T336] softirqs last disabled at (320180): [] __alloc_skb+0x4c5/0x5f0 [ 21.314770][ T336] Preemption disabled at: [ 21.314770][ T336] [] vprintk_emit+0x31b/0x3e0 [ 21.314776][ T336] CPU: 5 UID: 0 PID: 336 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 21.314780][ T336] Tainted: [W]=WARN [ 21.314781][ T336] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 21.314783][ T336] Call Trace: [ 21.314784][ T336] [ 21.314786][ T336] dump_stack_lvl+0x6f/0xa0 [ 21.314791][ T336] ? vprintk_emit+0x31b/0x3e0 [ 21.314794][ T336] __might_resched.cold+0x1fe/0x2c1 [ 21.314798][ T336] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 21.314806][ T336] ? __kmalloc_noprof+0xdb/0x760 [ 21.314811][ T336] __kmalloc_noprof+0x443/0x760 [ 21.314813][ T336] ? alloc_buf.isra.0+0x4b/0x260 [ 21.314820][ T336] ? do_raw_spin_unlock+0x59/0x250 [ 21.314823][ T336] alloc_buf.isra.0+0x4b/0x260 [ 21.314826][ T336] put_chars+0x1e1/0x2f0 [ 21.314829][ T336] ? __send_to_port+0x420/0x420 [ 21.314831][ T336] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.314836][ T336] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.314838][ T336] ? validate_chain+0x38b/0xc20 [ 21.314843][ T336] hvc_console_print+0x292/0x780 [ 21.314846][ T336] ? __lock_acquire+0x518/0xc20 [ 21.314851][ T336] ? hvc_write+0x3a0/0x3a0 [ 21.314855][ T336] ? rcu_is_watching+0x16/0xd0 [ 21.314860][ T336] console_emit_next_record+0x252/0x4f0 [ 21.314865][ T336] ? devkmsg_read+0x4e0/0x4e0 [ 21.314870][ T336] ? rcu_is_watching+0x16/0xd0 [ 21.314872][ T336] ? lock_acquire+0x13c/0x160 [ 21.314877][ T336] console_flush_one_record+0x46f/0x710 [ 21.314881][ T336] ? console_emit_next_record+0x4f0/0x4f0 [ 21.314883][ T336] ? __lock_acquire+0x518/0xc20 [ 21.314889][ T336] console_unlock+0xee/0x1f0 [ 21.314892][ T336] ? console_flush_one_record+0x710/0x710 [ 21.314893][ T336] ? rcu_is_watching+0x16/0xd0 [ 21.314896][ T336] ? lock_acquire+0xa0/0x160 [ 21.314900][ T336] ? __down_trylock_console_sem+0x5e/0xa0 [ 21.314901][ T336] ? vprintk_emit+0x320/0x3e0 [ 21.314905][ T336] vprintk_emit+0x37c/0x3e0 [ 21.314908][ T336] ? wake_up_klogd_work_func+0x90/0x90 [ 21.314911][ T336] ? rcu_gp_is_expedited+0x54/0x70 [ 21.314913][ T336] ? synchronize_rcu+0x22e/0x350 [ 21.314917][ T336] _printk+0xc7/0x100 [ 21.314920][ T336] ? snapshot_read.cold+0x21/0x21 [ 21.314922][ T336] ? __lock_release.isra.0+0x69/0x1a0 [ 21.314927][ T336] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 21.314928][ T336] ? lockdep_hardirqs_on+0x91/0x130 [ 21.314932][ T336] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 21.314936][ T336] ? __free_object+0x2ad/0x490 [ 21.314941][ T336] enabled_store.cold+0x178/0x1ae [netconsole] [ 21.314944][ T336] ? __kasan_kmalloc+0x7b/0x90 [ 21.314947][ T336] ? netconsole_write_ext+0x20/0x20 [netconsole] [ 21.314950][ T336] ? down_write_killable_nested+0x270/0x270 [ 21.314952][ T336] ? __kmalloc_cache_noprof+0x281/0x620 [ 21.314954][ T336] ? configfs_write_iter+0x336/0x4b0 [ 21.314958][ T336] ? netconsole_write_ext+0x20/0x20 [netconsole] [ 21.314960][ T336] configfs_write_iter+0x2c0/0x4b0 [ 21.314963][ T336] ? configfs_bin_write_iter+0x530/0x530 [ 21.314965][ T336] new_sync_write+0x33e/0x760 [ 21.314969][ T336] ? __lock_acquire+0x518/0xc20 [ 21.314972][ T336] ? new_sync_read+0x750/0x750 [ 21.314975][ T336] ? lock_acquire.part.0+0xd4/0x280 [ 21.314977][ T336] ? ksys_write+0x116/0x250 [ 21.314984][ T336] vfs_write+0x6a2/0xbd0 [ 21.314988][ T336] ksys_write+0x116/0x250 [ 21.314991][ T336] ? __ia32_sys_read+0xc0/0xc0 [ 21.314994][ T336] ? rcu_is_watching+0x16/0xd0 [ 21.314998][ T336] do_syscall_64+0xff/0x530 [ 21.315000][ T336] ? common_interrupt+0x5a/0xf0 [ 21.315003][ T336] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 21.315005][ T336] RIP: 0033:0x7f478be2d312 [ 21.315009][ T336] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 21.315010][ T336] RSP: 002b:00007ffc86445258 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 21.315013][ T336] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f478be2d312 [ 21.315015][ T336] RDX: 0000000000000001 RSI: 0000563f6f4862b0 RDI: 000000000000000b [ 21.315016][ T336] RBP: 00007ffc86445280 R08: 0000000000000000 R09: 0000000000000000 [ 21.315017][ T336] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f478bc9a390 [ 21.315018][ T336] R13: 0000563f6f4862b0 R14: 000000000000000b R15: 00007f478bc290d0 [ 21.315025][ T336] [ 21.768645][ T336] netcons test #4-0 [ 21.768645][ T336] netcons test #4-1 [ 21.768645][ T336] netcons test #4-2 [ 21.768645][ T336] netcons test #4-3 [ 21.768645][ T336] netcons test #4-4 [ 21.768645][ T336] netcons test #4-5 [ 21.768645][ T336] netcons test #4-6 [ 21.768645][ T336] netcons test #4-7 [ 21.768645][ T336] netcons test #4-8 [ 21.768645][ T336] netcons test #4-9 [ 21.768645][ T336] netcons test #4-10 [ 21.768645][ T336] netcons test #4-11 [ 21.768645][ T336] netcons test #4-12 [ 21.768645][ T336] netcons test #4-13 [ 21.768645][ T336] netcons test #4-14 [ 21.768645][ T336] netcons test #4-15 [ 21.768645][ T336] netcons test #4-16 [ 21.768645][ T336] netcons test #4-17 [ 21.768645][ T336] netcons test #4-18 [ 21.768645][ T336] netcons test #4-19 [ 21.768645][ T336] netcons test #4-20 [ 21.768645][ T336] netcons test #4-21 [ 21.768645][ T336] netcons test #4-22 [ 21.768645][ T336] netcons test #4-23 [ 21.768645][ T336] netcons test #4-24 [ 21.768645][ T336] netcons test #4-25 [ 21.768645][ T336] netcons test #4-26 [ 21.768645][ T336] netcons test #4-27 [ 21.768645][ T336] netcons test #4-28 [ 21.768645][ T336] netcons test #4-29 [ 21.768645][ T336] netcons test #4-30 [ 21.768645][ T336] netcons test #4-31 [ 21.768645][ T336] netcons test #4-32 [ 21.768645][ T336] netcons test #4-33 [ 21.768645][ T336] netcons test #4-34 [ 21.768645][ T336] netcons test #4-35 [ 21.768645][ T336] netcons test #4-36 [ 21.768645][ T336] netcons test #4-37 [ 21.768645][ T336] netcons test #4-38 [ 21.768645][ T336] netcons test #4-39 [ 21.778673][ T336] netconsole: netconsole: local port 1514 [ 21.778926][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 21.779253][ T336] netconsole: netconsole: interface name 'enp1s0' [ 21.779599][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 21.780022][ T336] netconsole: netconsole: remote port 6666 [ 21.780311][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 21.780691][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 21.816599][ T336] netconsole: network logging started [ 22.222258][ T336] netcons test #5-0 [ 22.222258][ T336] netcons test #5-1 [ 22.222258][ T336] netcons test #5-2 [ 22.222258][ T336] netcons test #5-3 [ 22.222258][ T336] netcons test #5-4 [ 22.222258][ T336] netcons test #5-5 [ 22.222258][ T336] netcons test #5-6 [ 22.222258][ T336] netcons test #5-7 [ 22.222258][ T336] netcons test #5-8 [ 22.222258][ T336] netcons test #5-9 [ 22.222258][ T336] netcons test #5-10 [ 22.222258][ T336] netcons test #5-11 [ 22.222258][ T336] netcons test #5-12 [ 22.222258][ T336] netcons test #5-13 [ 22.222258][ T336] netcons test #5-14 [ 22.222258][ T336] netcons test #5-15 [ 22.222258][ T336] netcons test #5-16 [ 22.222258][ T336] netcons test #5-17 [ 22.222258][ T336] netcons test #5-18 [ 22.222258][ T336] netcons test #5-19 [ 22.222258][ T336] netcons test #5-20 [ 22.222258][ T336] netcons test #5-21 [ 22.222258][ T336] netcons test #5-22 [ 22.222258][ T336] netcons test #5-23 [ 22.222258][ T336] netcons test #5-24 [ 22.222258][ T336] netcons test #5-25 [ 22.222258][ T336] netcons test #5-26 [ 22.222258][ T336] netcons test #5-27 [ 22.222258][ T336] netcons test #5-28 [ 22.222258][ T336] netcons test #5-29 [ 22.222258][ T336] netcons test #5-30 [ 22.222258][ T336] netcons test #5-31 [ 22.222258][ T336] netcons test #5-32 [ 22.222258][ T336] netcons test #5-33 [ 22.222258][ T336] netcons test #5-34 [ 22.222258][ T336] netcons test #5-35 [ 22.222258][ T336] netcons test #5-36 [ 22.222258][ T336] netcons test #5-37 [ 22.222258][ T336] netcons test #5-38 [ 22.222258][ T336] netcons test #5-39 [ 22.232983][ T336] netconsole: netconsole: local port 1514 [ 22.233217][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 22.233545][ T336] netconsole: netconsole: interface name 'enp1s0' [ 22.233803][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 22.234123][ T336] netconsole: netconsole: remote port 6666 [ 22.234414][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 22.234726][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 22.251071][ T336] netconsole: network logging started [ 22.663712][ T336] netcons test #6-0 [ 22.663712][ T336] netcons test #6-1 [ 22.663712][ T336] netcons test #6-2 [ 22.663712][ T336] netcons test #6-3 [ 22.663712][ T336] netcons test #6-4 [ 22.663712][ T336] netcons test #6-5 [ 22.663712][ T336] netcons test #6-6 [ 22.663712][ T336] netcons test #6-7 [ 22.663712][ T336] netcons test #6-8 [ 22.663712][ T336] netcons test #6-9 [ 22.663712][ T336] netcons test #6-10 [ 22.663712][ T336] netcons test #6-11 [ 22.663712][ T336] netcons test #6-12 [ 22.663712][ T336] netcons test #6-13 [ 22.663712][ T336] netcons test #6-14 [ 22.663712][ T336] netcons test #6-15 [ 22.663712][ T336] netcons test #6-16 [ 22.663712][ T336] netcons test #6-17 [ 22.663712][ T336] netcons test #6-18 [ 22.663712][ T336] netcons test #6-19 [ 22.663712][ T336] netcons test #6-20 [ 22.663712][ T336] netcons test #6-21 [ 22.663712][ T336] netcons test #6-22 [ 22.663712][ T336] netcons test #6-23 [ 22.663712][ T336] netcons test #6-24 [ 22.663712][ T336] netcons test #6-25 [ 22.663712][ T336] netcons test #6-26 [ 22.663712][ T336] netcons test #6-27 [ 22.663712][ T336] netcons test #6-28 [ 22.663712][ T336] netcons test #6-29 [ 22.663712][ T336] netcons test #6-30 [ 22.663712][ T336] netcons test #6-31 [ 22.663712][ T336] netcons test #6-32 [ 22.663712][ T336] netcons test #6-33 [ 22.663712][ T336] netcons test #6-34 [ 22.663712][ T336] netcons test #6-35 [ 22.663712][ T336] netcons test #6-36 [ 22.663712][ T336] netcons test #6-37 [ 22.663712][ T336] netcons test #6-38 [ 22.663712][ T336] netcons test #6-39 [ 22.663745][ T336] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 22.663748][ T336] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 336, name: python3 [ 22.663750][ T336] preempt_count: 1, expected: 0 [ 22.663751][ T336] RCU nest depth: 0, expected: 0 [ 22.663753][ T336] locks held by python3/336: 4, last CPU#2: [ 22.663755][ T336] #0: ffffffffb5799dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 22.663769][ T336] #1: ffffffffb5799e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 22.663773][ T336] #2: ffffffffb5689760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 22.663778][ T336] #3: ffffffffb5689660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 22.663783][ T336] irq event stamp: 341214 [ 22.663784][ T336] hardirqs last enabled at (341213): [] __down_trylock_console_sem+0x86/0xa0 [ 22.663787][ T336] hardirqs last disabled at (341214): [] console_emit_next_record+0x3f8/0x4f0 [ 22.663789][ T336] softirqs last enabled at (339850): [] handle_softirqs+0x67c/0x900 [ 22.663792][ T336] softirqs last disabled at (339759): [] __irq_exit_rcu+0x145/0x1c0 [ 22.663795][ T336] Preemption disabled at: [ 22.663796][ T336] [] vprintk_emit+0x31b/0x3e0 [ 22.663802][ T336] CPU: 2 UID: 0 PID: 336 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.663805][ T336] Tainted: [W]=WARN [ 22.663806][ T336] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 22.663814][ T336] Call Trace: [ 22.663815][ T336] [ 22.663817][ T336] dump_stack_lvl+0x6f/0xa0 [ 22.663823][ T336] ? vprintk_emit+0x31b/0x3e0 [ 22.663825][ T336] __might_resched.cold+0x1fe/0x2c1 [ 22.663830][ T336] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 22.663834][ T336] ? __kmalloc_noprof+0xdb/0x760 [ 22.663838][ T336] __kmalloc_noprof+0x443/0x760 [ 22.663841][ T336] ? alloc_buf.isra.0+0x4b/0x260 [ 22.663847][ T336] ? do_raw_spin_unlock+0x59/0x250 [ 22.663850][ T336] alloc_buf.isra.0+0x4b/0x260 [ 22.663854][ T336] put_chars+0x1e1/0x2f0 [ 22.663857][ T336] ? __send_to_port+0x420/0x420 [ 22.663861][ T336] ? printk_get_next_message+0x2fe/0x7d0 [ 22.663865][ T336] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.663868][ T336] ? validate_chain+0x38b/0xc20 [ 22.663871][ T336] hvc_console_print+0x292/0x780 [ 22.663875][ T336] ? __lock_acquire+0x518/0xc20 [ 22.663876][ T336] ? __lock_acquire+0x518/0xc20 [ 22.663881][ T336] ? hvc_write+0x3a0/0x3a0 [ 22.663884][ T336] ? rcu_is_watching+0x16/0xd0 [ 22.663887][ T336] ? lock_acquire+0x13c/0x160 [ 22.663891][ T336] console_emit_next_record+0x252/0x4f0 [ 22.663894][ T336] ? devkmsg_read+0x4e0/0x4e0 [ 22.663898][ T336] ? rcu_is_watching+0x16/0xd0 [ 22.663901][ T336] ? lock_acquire+0x13c/0x160 [ 22.663904][ T336] console_flush_one_record+0x46f/0x710 [ 22.663908][ T336] ? console_emit_next_record+0x4f0/0x4f0 [ 22.663910][ T336] ? __lock_acquire+0x518/0xc20 [ 22.663915][ T336] console_unlock+0xee/0x1f0 [ 22.663918][ T336] ? console_flush_one_record+0x710/0x710 [ 22.663920][ T336] ? rcu_is_watching+0x16/0xd0 [ 22.663922][ T336] ? lock_acquire+0xa0/0x160 [ 22.663925][ T336] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.663927][ T336] ? vprintk_emit+0x320/0x3e0 [ 22.663930][ T336] vprintk_emit+0x37c/0x3e0 [ 22.663933][ T336] ? wake_up_klogd_work_func+0x90/0x90 [ 22.663936][ T336] ? _copy_from_iter+0x1bb/0x1810 [ 22.663941][ T336] devkmsg_emit.constprop.0+0xbc/0xf1 [ 22.663945][ T336] ? vprintk_emit.cold+0x107/0x107 [ 22.663949][ T336] ? __kmalloc_noprof+0x302/0x760 [ 22.663951][ T336] ? idr_get_free+0x830/0x830 [ 22.663954][ T336] ? devkmsg_write+0xd1/0x2c0 [ 22.663957][ T336] ? _copy_from_iter+0x1bb/0x1810 [ 22.663959][ T336] devkmsg_write.cold+0x5a/0x8b [ 22.663962][ T336] ? vprintk_default+0x20/0x20 [ 22.663966][ T336] ? vprintk_default+0x20/0x20 [ 22.663969][ T336] new_sync_write+0x33e/0x760 [ 22.663975][ T336] ? new_sync_read+0x750/0x750 [ 22.663979][ T336] ? __lock_release.isra.0+0x69/0x1a0 [ 22.663984][ T336] ? __fget_files+0x1e3/0x460 [ 22.663987][ T336] vfs_write+0x6a2/0xbd0 [ 22.663991][ T336] ksys_write+0x116/0x250 [ 22.663993][ T336] ? __ia32_sys_read+0xc0/0xc0 [ 22.663996][ T336] ? rcu_is_watching+0x16/0xd0 [ 22.663999][ T336] do_syscall_64+0xff/0x530 [ 22.664002][ T336] ? irq_exit_rcu+0x1a/0x30 [ 22.664005][ T336] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.664007][ T336] RIP: 0033:0x7f478be2d312 [ 22.664011][ T336] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 22.664013][ T336] RSP: 002b:00007ffc86445258 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 22.664016][ T336] RAX: ffffffffffffffda RBX: 00000000000002ee RCX: 00007f478be2d312 [ 22.664018][ T336] RDX: 00000000000002ee RSI: 0000563f6f4862b0 RDI: 000000000000000b [ 22.664019][ T336] RBP: 00007ffc86445280 R08: 0000000000000000 R09: 0000000000000000 [ 22.664020][ T336] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f478bc9a390 [ 22.664021][ T336] R13: 0000563f6f4862b0 R14: 000000000000000b R15: 00007f478bc290d0 [ 22.664027][ T336] [ 22.711937][ T336] netconsole: netconsole: local port 1514 [ 22.712167][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 22.712493][ T336] netconsole: netconsole: interface name 'enp1s0' [ 22.712751][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 22.713072][ T336] netconsole: netconsole: remote port 6666 [ 22.713332][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 22.713637][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 22.738539][ T336] netconsole: network logging started [ 23.143257][ T336] netcons test #7-0 [ 23.143257][ T336] netcons test #7-1 [ 23.143257][ T336] netcons test #7-2 [ 23.143257][ T336] netcons test #7-3 [ 23.143257][ T336] netcons test #7-4 [ 23.143257][ T336] netcons test #7-5 [ 23.143257][ T336] netcons test #7-6 [ 23.143257][ T336] netcons test #7-7 [ 23.143257][ T336] netcons test #7-8 [ 23.143257][ T336] netcons test #7-9 [ 23.143257][ T336] netcons test #7-10 [ 23.143257][ T336] netcons test #7-11 [ 23.143257][ T336] netcons test #7-12 [ 23.143257][ T336] netcons test #7-13 [ 23.143257][ T336] netcons test #7-14 [ 23.143257][ T336] netcons test #7-15 [ 23.143257][ T336] netcons test #7-16 [ 23.143257][ T336] netcons test #7-17 [ 23.143257][ T336] netcons test #7-18 [ 23.143257][ T336] netcons test #7-19 [ 23.143257][ T336] netcons test #7-20 [ 23.143257][ T336] netcons test #7-21 [ 23.143257][ T336] netcons test #7-22 [ 23.143257][ T336] netcons test #7-23 [ 23.143257][ T336] netcons test #7-24 [ 23.143257][ T336] netcons test #7-25 [ 23.143257][ T336] netcons test #7-26 [ 23.143257][ T336] netcons test #7-27 [ 23.143257][ T336] netcons test #7-28 [ 23.143257][ T336] netcons test #7-29 [ 23.143257][ T336] netcons test #7-30 [ 23.143257][ T336] netcons test #7-31 [ 23.143257][ T336] netcons test #7-32 [ 23.143257][ T336] netcons test #7-33 [ 23.143257][ T336] netcons test #7-34 [ 23.143257][ T336] netcons test #7-35 [ 23.143257][ T336] netcons test #7-36 [ 23.143257][ T336] netcons test #7-37 [ 23.143257][ T336] netcons test #7-38 [ 23.143257][ T336] netcons test #7-39 [ 23.155439][ T336] netconsole: netconsole: local port 1514 [ 23.155675][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 23.160328][ T336] netconsole: netconsole: interface name 'enp1s0' [ 23.163377][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 23.163696][ T336] netconsole: netconsole: remote port 6666 [ 23.163981][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 23.164305][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 23.201074][ T336] netconsole: network logging started [ 23.607911][ T336] netcons test #8-0 [ 23.607911][ T336] netcons test #8-1 [ 23.607911][ T336] netcons test #8-2 [ 23.607911][ T336] netcons test #8-3 [ 23.607911][ T336] netcons test #8-4 [ 23.607911][ T336] netcons test #8-5 [ 23.607911][ T336] netcons test #8-6 [ 23.607911][ T336] netcons test #8-7 [ 23.607911][ T336] netcons test #8-8 [ 23.607911][ T336] netcons test #8-9 [ 23.607911][ T336] netcons test #8-10 [ 23.607911][ T336] netcons test #8-11 [ 23.607911][ T336] netcons test #8-12 [ 23.607911][ T336] netcons test #8-13 [ 23.607911][ T336] netcons test #8-14 [ 23.607911][ T336] netcons test #8-15 [ 23.607911][ T336] netcons test #8-16 [ 23.607911][ T336] netcons test #8-17 [ 23.607911][ T336] netcons test #8-18 [ 23.607911][ T336] netcons test #8-19 [ 23.607911][ T336] netcons test #8-20 [ 23.607911][ T336] netcons test #8-21 [ 23.607911][ T336] netcons test #8-22 [ 23.607911][ T336] netcons test #8-23 [ 23.607911][ T336] netcons test #8-24 [ 23.607911][ T336] netcons test #8-25 [ 23.607911][ T336] netcons test #8-26 [ 23.607911][ T336] netcons test #8-27 [ 23.607911][ T336] netcons test #8-28 [ 23.607911][ T336] netcons test #8-29 [ 23.607911][ T336] netcons test #8-30 [ 23.607911][ T336] netcons test #8-31 [ 23.607911][ T336] netcons test #8-32 [ 23.607911][ T336] netcons test #8-33 [ 23.607911][ T336] netcons test #8-34 [ 23.607911][ T336] netcons test #8-35 [ 23.607911][ T336] netcons test #8-36 [ 23.607911][ T336] netcons test #8-37 [ 23.607911][ T336] netcons test #8-38 [ 23.607911][ T336] netcons test #8-39 [ 23.615661][ T336] netconsole: netconsole: local port 1514 [ 23.615902][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 23.616221][ T336] netconsole: netconsole: interface name 'enp1s0' [ 23.616481][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 23.616794][ T336] netconsole: netconsole: remote port 6666 [ 23.619103][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 23.624209][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 23.655776][ T336] netconsole: network logging started [ 24.072329][ T336] netcons test #9-0 [ 24.072329][ T336] netcons test #9-1 [ 24.072329][ T336] netcons test #9-2 [ 24.072329][ T336] netcons test #9-3 [ 24.072329][ T336] netcons test #9-4 [ 24.072329][ T336] netcons test #9-5 [ 24.072329][ T336] netcons test #9-6 [ 24.072329][ T336] netcons test #9-7 [ 24.072329][ T336] netcons test #9-8 [ 24.072329][ T336] netcons test #9-9 [ 24.072329][ T336] netcons test #9-10 [ 24.072329][ T336] netcons test #9-11 [ 24.072329][ T336] netcons test #9-12 [ 24.072329][ T336] netcons test #9-13 [ 24.072329][ T336] netcons test #9-14 [ 24.072329][ T336] netcons test #9-15 [ 24.072329][ T336] netcons test #9-16 [ 24.072329][ T336] netcons test #9-17 [ 24.072329][ T336] netcons test #9-18 [ 24.072329][ T336] netcons test #9-19 [ 24.072329][ T336] netcons test #9-20 [ 24.072329][ T336] netcons test #9-21 [ 24.072329][ T336] netcons test #9-22 [ 24.072329][ T336] netcons test #9-23 [ 24.072329][ T336] netcons test #9-24 [ 24.072329][ T336] netcons test #9-25 [ 24.072329][ T336] netcons test #9-26 [ 24.072329][ T336] netcons test #9-27 [ 24.072329][ T336] netcons test #9-28 [ 24.072329][ T336] netcons test #9-29 [ 24.072329][ T336] netcons test #9-30 [ 24.072329][ T336] netcons test #9-31 [ 24.072329][ T336] netcons test #9-32 [ 24.072329][ T336] netcons test #9-33 [ 24.072329][ T336] netcons test #9-34 [ 24.072329][ T336] netcons test #9-35 [ 24.072329][ T336] netcons test #9-36 [ 24.072329][ T336] netcons test #9-37 [ 24.072329][ T336] netcons test #9-38 [ 24.072329][ T336] netcons test #9-39 [ 24.072362][ T336] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 24.072364][ T336] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 336, name: python3 [ 24.072366][ T336] preempt_count: 1, expected: 0 [ 24.072367][ T336] RCU nest depth: 0, expected: 0 [ 24.072368][ T336] locks held by python3/336: 4, last CPU#2: [ 24.072370][ T336] #0: ffffffffb5799dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 24.072383][ T336] #1: ffffffffb5799e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 24.072388][ T336] #2: ffffffffb5689760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 24.072392][ T336] #3: ffffffffb5689660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 24.072397][ T336] irq event stamp: 367706 [ 24.072399][ T336] hardirqs last enabled at (367705): [] __down_trylock_console_sem+0x86/0xa0 [ 24.072401][ T336] hardirqs last disabled at (367706): [] console_emit_next_record+0x3f8/0x4f0 [ 24.072403][ T336] softirqs last enabled at (365726): [] handle_softirqs+0x67c/0x900 [ 24.072406][ T336] softirqs last disabled at (365721): [] __irq_exit_rcu+0x145/0x1c0 [ 24.072409][ T336] Preemption disabled at: [ 24.072409][ T336] [] vprintk_emit+0x31b/0x3e0 [ 24.072415][ T336] CPU: 2 UID: 0 PID: 336 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 24.072418][ T336] Tainted: [W]=WARN [ 24.072419][ T336] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 24.072422][ T336] Call Trace: [ 24.072423][ T336] [ 24.072425][ T336] dump_stack_lvl+0x6f/0xa0 [ 24.072430][ T336] ? vprintk_emit+0x31b/0x3e0 [ 24.072433][ T336] __might_resched.cold+0x1fe/0x2c1 [ 24.072437][ T336] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 24.072441][ T336] ? __kmalloc_noprof+0xdb/0x760 [ 24.072446][ T336] __kmalloc_noprof+0x443/0x760 [ 24.072448][ T336] ? alloc_buf.isra.0+0x4b/0x260 [ 24.072455][ T336] ? do_raw_spin_unlock+0x59/0x250 [ 24.072458][ T336] alloc_buf.isra.0+0x4b/0x260 [ 24.072461][ T336] put_chars+0x1e1/0x2f0 [ 24.072465][ T336] ? __send_to_port+0x420/0x420 [ 24.072467][ T336] ? printk_get_next_message+0x2fe/0x7d0 [ 24.072470][ T336] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.072472][ T336] ? validate_chain+0x38b/0xc20 [ 24.072476][ T336] hvc_console_print+0x292/0x780 [ 24.072480][ T336] ? __lock_acquire+0x518/0xc20 [ 24.072482][ T336] ? __lock_acquire+0x518/0xc20 [ 24.072486][ T336] ? hvc_write+0x3a0/0x3a0 [ 24.072489][ T336] ? rcu_is_watching+0x16/0xd0 [ 24.072492][ T336] ? lock_acquire+0x13c/0x160 [ 24.072496][ T336] console_emit_next_record+0x252/0x4f0 [ 24.072499][ T336] ? devkmsg_read+0x4e0/0x4e0 [ 24.072504][ T336] ? rcu_is_watching+0x16/0xd0 [ 24.072506][ T336] ? lock_acquire+0x13c/0x160 [ 24.072509][ T336] console_flush_one_record+0x46f/0x710 [ 24.072513][ T336] ? console_emit_next_record+0x4f0/0x4f0 [ 24.072515][ T336] ? __lock_acquire+0x518/0xc20 [ 24.072520][ T336] console_unlock+0xee/0x1f0 [ 24.072523][ T336] ? console_flush_one_record+0x710/0x710 [ 24.072524][ T336] ? rcu_is_watching+0x16/0xd0 [ 24.072527][ T336] ? lock_acquire+0xa0/0x160 [ 24.072530][ T336] ? __down_trylock_console_sem+0x5e/0xa0 [ 24.072532][ T336] ? vprintk_emit+0x320/0x3e0 [ 24.072535][ T336] vprintk_emit+0x37c/0x3e0 [ 24.072538][ T336] ? wake_up_klogd_work_func+0x90/0x90 [ 24.072541][ T336] ? _copy_from_iter+0x1bb/0x1810 [ 24.072547][ T336] devkmsg_emit.constprop.0+0xbc/0xf1 [ 24.072551][ T336] ? vprintk_emit.cold+0x107/0x107 [ 24.072554][ T336] ? __kmalloc_noprof+0x302/0x760 [ 24.072556][ T336] ? idr_get_free+0x830/0x830 [ 24.072560][ T336] ? devkmsg_write+0xd1/0x2c0 [ 24.072563][ T336] ? _copy_from_iter+0x1bb/0x1810 [ 24.072565][ T336] devkmsg_write.cold+0x5a/0x8b [ 24.072568][ T336] ? vprintk_default+0x20/0x20 [ 24.072572][ T336] ? vprintk_default+0x20/0x20 [ 24.072575][ T336] new_sync_write+0x33e/0x760 [ 24.072580][ T336] ? new_sync_read+0x750/0x750 [ 24.072585][ T336] ? __lock_release.isra.0+0x69/0x1a0 [ 24.072589][ T336] ? __fget_files+0x1e3/0x460 [ 24.072593][ T336] vfs_write+0x6a2/0xbd0 [ 24.072596][ T336] ksys_write+0x116/0x250 [ 24.072599][ T336] ? __ia32_sys_read+0xc0/0xc0 [ 24.072601][ T336] ? rcu_is_watching+0x16/0xd0 [ 24.072605][ T336] do_syscall_64+0xff/0x530 [ 24.072607][ T336] ? irq_exit_rcu+0x1a/0x30 [ 24.072610][ T336] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 24.072612][ T336] RIP: 0033:0x7f478be2d312 [ 24.072617][ T336] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 24.072619][ T336] RSP: 002b:00007ffc86445258 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 24.072622][ T336] RAX: ffffffffffffffda RBX: 00000000000002ee RCX: 00007f478be2d312 [ 24.072623][ T336] RDX: 00000000000002ee RSI: 0000563f6f4862b0 RDI: 000000000000000b [ 24.072624][ T336] RBP: 00007ffc86445280 R08: 0000000000000000 R09: 0000000000000000 [ 24.072625][ T336] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f478bc9a390 [ 24.072626][ T336] R13: 0000563f6f4862b0 R14: 000000000000000b R15: 00007f478bc290d0 [ 24.072633][ T336] [ 24.120314][ T336] netconsole: netconsole: local port 1514 [ 24.120549][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 24.120880][ T336] netconsole: netconsole: interface name 'enp1s0' [ 24.121141][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 24.121463][ T336] netconsole: netconsole: remote port 6666 [ 24.121725][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 24.122063][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 24.142954][ T336] netconsole: network logging started [ 24.549304][ T336] netcons test #10-0 [ 24.549304][ T336] netcons test #10-1 [ 24.549304][ T336] netcons test #10-2 [ 24.549304][ T336] netcons test #10-3 [ 24.549304][ T336] netcons test #10-4 [ 24.549304][ T336] netcons test #10-5 [ 24.549304][ T336] netcons test #10-6 [ 24.549304][ T336] netcons test #10-7 [ 24.549304][ T336] netcons test #10-8 [ 24.549304][ T336] netcons test #10-9 [ 24.549304][ T336] netcons test #10-10 [ 24.549304][ T336] netcons test #10-11 [ 24.549304][ T336] netcons test #10-12 [ 24.549304][ T336] netcons test #10-13 [ 24.549304][ T336] netcons test #10-14 [ 24.549304][ T336] netcons test #10-15 [ 24.549304][ T336] netcons test #10-16 [ 24.549304][ T336] netcons test #10-17 [ 24.549304][ T336] netcons test #10-18 [ 24.549304][ T336] netcons test #10-19 [ 24.549304][ T336] netcons test #10-20 [ 24.549304][ T336] netcons test #10-21 [ 24.549304][ T336] netcons test #10-22 [ 24.549304][ T336] netcons test #10-23 [ 24.549304][ T336] netcons test #10-24 [ 24.549304][ T336] netcons test #10-25 [ 24.549304][ T336] netcons test #10-26 [ 24.549304][ T336] netcons test #10-27 [ 24.549304][ T336] netcons test #10-28 [ 24.549304][ T336] netcons test #10-29 [ 24.549304][ T336] netcons test #10-30 [ 24.549304][ T336] netcons test #10-31 [ 24.549304][ T336] netcons test #10-32 [ 24.549304][ T336] netcons test #10-33 [ 24.549304][ T336] netcons test #10-34 [ 24.549304][ T336] netcons test #10-35 [ 24.549304][ T336] netcons test #10-36 [ 24.549304][ T336] netcons test #10-37 [ 24.549304][ T336] netcons test #10-38 [ 24.549304][ T336] netcons test #10-39 [ 24.561412][ T336] netconsole: netconsole: local port 1514 [ 24.561648][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 24.562083][ T336] netconsole: netconsole: interface name 'enp1s0' [ 24.562380][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 24.562687][ T336] netconsole: netconsole: remote port 6666 [ 24.562980][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 24.563317][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 24.621334][ T336] netconsole: network logging started [ 25.035426][ T336] netcons test #11-0 [ 25.035426][ T336] netcons test #11-1 [ 25.035426][ T336] netcons test #11-2 [ 25.035426][ T336] netcons test #11-3 [ 25.035426][ T336] netcons test #11-4 [ 25.035426][ T336] netcons test #11-5 [ 25.035426][ T336] netcons test #11-6 [ 25.035426][ T336] netcons test #11-7 [ 25.035426][ T336] netcons test #11-8 [ 25.035426][ T336] netcons test #11-9 [ 25.035426][ T336] netcons test #11-10 [ 25.035426][ T336] netcons test #11-11 [ 25.035426][ T336] netcons test #11-12 [ 25.035426][ T336] netcons test #11-13 [ 25.035426][ T336] netcons test #11-14 [ 25.035426][ T336] netcons test #11-15 [ 25.035426][ T336] netcons test #11-16 [ 25.035426][ T336] netcons test #11-17 [ 25.035426][ T336] netcons test #11-18 [ 25.035426][ T336] netcons test #11-19 [ 25.035426][ T336] netcons test #11-20 [ 25.035426][ T336] netcons test #11-21 [ 25.035426][ T336] netcons test #11-22 [ 25.035426][ T336] netcons test #11-23 [ 25.035426][ T336] netcons test #11-24 [ 25.035426][ T336] netcons test #11-25 [ 25.035426][ T336] netcons test #11-26 [ 25.035426][ T336] netcons test #11-27 [ 25.035426][ T336] netcons test #11-28 [ 25.035426][ T336] netcons test #11-29 [ 25.035426][ T336] netcons test #11-30 [ 25.035426][ T336] netcons test #11-31 [ 25.035426][ T336] netcons test #11-32 [ 25.035426][ T336] netcons test #11-33 [ 25.035426][ T336] netcons test #11-34 [ 25.035426][ T336] netcons test #11-35 [ 25.035426][ T336] netcons test #11-36 [ 25.035426][ T336] netcons test #11-37 [ 25.035426][ T336] netcons test #11-38 [ 25.035426][ T336] netcons test #11-39 [ 25.055438][ T336] netconsole: netconsole: local port 1514 [ 25.055673][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 25.056039][ T336] netconsole: netconsole: interface name 'enp1s0' [ 25.056298][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 25.056636][ T336] netconsole: netconsole: remote port 6666 [ 25.056907][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 25.057228][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 25.088278][ T336] netconsole: network logging started [ 25.088287][ T336] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.088289][ T336] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 336, name: python3 [ 25.088290][ T336] preempt_count: 1, expected: 0 [ 25.088291][ T336] RCU nest depth: 0, expected: 0 [ 25.088292][ T336] locks held by python3/336: 9, last CPU#2: [ 25.088294][ T336] #0: ff11000009c6abf0 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x22c/0x310 [ 25.088306][ T336] #1: ff1100000a8cc430 (sb_writers#9){.+.+}-{0:0}, at: ksys_write+0x116/0x250 [ 25.088312][ T336] #2: ff1100001626d980 (&buffer->mutex){+.+.}-{4:4}, at: configfs_write_iter+0x71/0x4b0 [ 25.088317][ T336] #3: ff11000008ae32b0 (&p->frag_sem){++++}-{4:4}, at: configfs_write_iter+0x1db/0x4b0 [ 25.088321][ T336] #4: ffffffffc000e880 (dynamic_netconsole_mutex){+.+.}-{4:4}, at: enabled_store+0xa0/0x750 [netconsole] [ 25.088328][ T336] #5: ffffffffb5799dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 25.088334][ T336] #6: ffffffffb5799e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 25.088338][ T336] #7: ffffffffb5689760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 25.088342][ T336] #8: ffffffffb5689660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 25.088347][ T336] irq event stamp: 403246 [ 25.088349][ T336] hardirqs last enabled at (403245): [] __down_trylock_console_sem+0x86/0xa0 [ 25.088352][ T336] hardirqs last disabled at (403246): [] console_emit_next_record+0x3f8/0x4f0 [ 25.088353][ T336] softirqs last enabled at (403198): [] __alloc_skb+0x4c5/0x5f0 [ 25.088357][ T336] softirqs last disabled at (403196): [] __alloc_skb+0x4c5/0x5f0 [ 25.088359][ T336] Preemption disabled at: [ 25.088360][ T336] [] vprintk_emit+0x31b/0x3e0 [ 25.088366][ T336] CPU: 2 UID: 0 PID: 336 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.088369][ T336] Tainted: [W]=WARN [ 25.088370][ T336] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 25.088372][ T336] Call Trace: [ 25.088374][ T336] [ 25.088375][ T336] dump_stack_lvl+0x6f/0xa0 [ 25.088381][ T336] ? vprintk_emit+0x31b/0x3e0 [ 25.088383][ T336] __might_resched.cold+0x1fe/0x2c1 [ 25.088388][ T336] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.088392][ T336] ? __kmalloc_noprof+0xdb/0x760 [ 25.088397][ T336] __kmalloc_noprof+0x443/0x760 [ 25.088399][ T336] ? alloc_buf.isra.0+0x4b/0x260 [ 25.088406][ T336] ? do_raw_spin_unlock+0x59/0x250 [ 25.088409][ T336] alloc_buf.isra.0+0x4b/0x260 [ 25.088412][ T336] put_chars+0x1e1/0x2f0 [ 25.088416][ T336] ? __send_to_port+0x420/0x420 [ 25.088417][ T336] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.088422][ T336] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.088424][ T336] ? validate_chain+0x38b/0xc20 [ 25.088429][ T336] hvc_console_print+0x292/0x780 [ 25.088432][ T336] ? __lock_acquire+0x518/0xc20 [ 25.088437][ T336] ? hvc_write+0x3a0/0x3a0 [ 25.088441][ T336] ? rcu_is_watching+0x16/0xd0 [ 25.088446][ T336] console_emit_next_record+0x252/0x4f0 [ 25.088450][ T336] ? devkmsg_read+0x4e0/0x4e0 [ 25.088454][ T336] ? rcu_is_watching+0x16/0xd0 [ 25.088457][ T336] ? lock_acquire+0x13c/0x160 [ 25.088461][ T336] console_flush_one_record+0x46f/0x710 [ 25.088465][ T336] ? console_emit_next_record+0x4f0/0x4f0 [ 25.088467][ T336] ? __lock_acquire+0x518/0xc20 [ 25.088472][ T336] console_unlock+0xee/0x1f0 [ 25.088475][ T336] ? console_flush_one_record+0x710/0x710 [ 25.088477][ T336] ? rcu_is_watching+0x16/0xd0 [ 25.088479][ T336] ? lock_acquire+0xa0/0x160 [ 25.088483][ T336] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.088485][ T336] ? vprintk_emit+0x320/0x3e0 [ 25.088488][ T336] vprintk_emit+0x37c/0x3e0 [ 25.088492][ T336] ? wake_up_klogd_work_func+0x90/0x90 [ 25.088495][ T336] ? rcu_gp_is_expedited+0x54/0x70 [ 25.088496][ T336] ? synchronize_rcu+0x22e/0x350 [ 25.088500][ T336] _printk+0xc7/0x100 [ 25.088504][ T336] ? snapshot_read.cold+0x21/0x21 [ 25.088506][ T336] ? __lock_release.isra.0+0x69/0x1a0 [ 25.088510][ T336] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 25.088511][ T336] ? lockdep_hardirqs_on+0x91/0x130 [ 25.088515][ T336] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 25.088518][ T336] ? __free_object+0x2ad/0x490 [ 25.088523][ T336] enabled_store.cold+0x178/0x1ae [netconsole] [ 25.088526][ T336] ? __kasan_kmalloc+0x7b/0x90 [ 25.088530][ T336] ? netconsole_write_ext+0x20/0x20 [netconsole] [ 25.088532][ T336] ? down_write_killable_nested+0x270/0x270 [ 25.088534][ T336] ? __kmalloc_cache_noprof+0x281/0x620 [ 25.088536][ T336] ? configfs_write_iter+0x336/0x4b0 [ 25.088540][ T336] ? netconsole_write_ext+0x20/0x20 [netconsole] [ 25.088542][ T336] configfs_write_iter+0x2c0/0x4b0 [ 25.088545][ T336] ? configfs_bin_write_iter+0x530/0x530 [ 25.088547][ T336] new_sync_write+0x33e/0x760 [ 25.088551][ T336] ? __lock_acquire+0x518/0xc20 [ 25.088553][ T336] ? new_sync_read+0x750/0x750 [ 25.088557][ T336] ? lock_acquire.part.0+0xd4/0x280 [ 25.088559][ T336] ? ksys_write+0x116/0x250 [ 25.088565][ T336] vfs_write+0x6a2/0xbd0 [ 25.088569][ T336] ksys_write+0x116/0x250 [ 25.088572][ T336] ? __ia32_sys_read+0xc0/0xc0 [ 25.088575][ T336] ? rcu_is_watching+0x16/0xd0 [ 25.088578][ T336] do_syscall_64+0xff/0x530 [ 25.088580][ T336] ? irq_exit_rcu+0x1a/0x30 [ 25.088584][ T336] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 25.088587][ T336] RIP: 0033:0x7f478be2d312 [ 25.088591][ T336] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 25.088593][ T336] RSP: 002b:00007ffc86445258 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 25.088595][ T336] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f478be2d312 [ 25.088597][ T336] RDX: 0000000000000001 RSI: 0000563f6f4862b0 RDI: 000000000000000b [ 25.088598][ T336] RBP: 00007ffc86445280 R08: 0000000000000000 R09: 0000000000000000 [ 25.088599][ T336] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f478bc9a390 [ 25.088600][ T336] R13: 0000563f6f4862b0 R14: 000000000000000b R15: 00007f478bc290d0 [ 25.088607][ T336] [ 25.535020][ T336] netcons test #12-0 [ 25.535020][ T336] netcons test #12-1 [ 25.535020][ T336] netcons test #12-2 [ 25.535020][ T336] netcons test #12-3 [ 25.535020][ T336] netcons test #12-4 [ 25.535020][ T336] netcons test #12-5 [ 25.535020][ T336] netcons test #12-6 [ 25.535020][ T336] netcons test #12-7 [ 25.535020][ T336] netcons test #12-8 [ 25.535020][ T336] netcons test #12-9 [ 25.535020][ T336] netcons test #12-10 [ 25.535020][ T336] netcons test #12-11 [ 25.535020][ T336] netcons test #12-12 [ 25.535020][ T336] netcons test #12-13 [ 25.535020][ T336] netcons test #12-14 [ 25.535020][ T336] netcons test #12-15 [ 25.535020][ T336] netcons test #12-16 [ 25.535020][ T336] netcons test #12-17 [ 25.535020][ T336] netcons test #12-18 [ 25.535020][ T336] netcons test #12-19 [ 25.535020][ T336] netcons test #12-20 [ 25.535020][ T336] netcons test #12-21 [ 25.535020][ T336] netcons test #12-22 [ 25.535020][ T336] netcons test #12-23 [ 25.535020][ T336] netcons test #12-24 [ 25.535020][ T336] netcons test #12-25 [ 25.535020][ T336] netcons test #12-26 [ 25.535020][ T336] netcons test #12-27 [ 25.535020][ T336] netcons test #12-28 [ 25.535020][ T336] netcons test #12-29 [ 25.535020][ T336] netcons test #12-30 [ 25.535020][ T336] netcons test #12-31 [ 25.535020][ T336] netcons test #12-32 [ 25.535020][ T336] netcons test #12-33 [ 25.535020][ T336] netcons test #12-34 [ 25.535020][ T336] netcons test #12-35 [ 25.535020][ T336] netcons test #12-36 [ 25.535020][ T336] netcons test #12-37 [ 25.535020][ T336] netcons test #12-38 [ 25.535020][ T336] netcons test #12-39 [ 25.545677][ T336] netconsole: netconsole: local port 1514 [ 25.545923][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 25.546240][ T336] netconsole: netconsole: interface name 'enp1s0' [ 25.546502][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 25.546820][ T336] netconsole: netconsole: remote port 6666 [ 25.547109][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 25.547429][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 25.578546][ T336] netconsole: network logging started [ 25.983825][ T336] netcons test #13-0 [ 25.983825][ T336] netcons test #13-1 [ 25.983825][ T336] netcons test #13-2 [ 25.983825][ T336] netcons test #13-3 [ 25.983825][ T336] netcons test #13-4 [ 25.983825][ T336] netcons test #13-5 [ 25.983825][ T336] netcons test #13-6 [ 25.983825][ T336] netcons test #13-7 [ 25.983825][ T336] netcons test #13-8 [ 25.983825][ T336] netcons test #13-9 [ 25.983825][ T336] netcons test #13-10 [ 25.983825][ T336] netcons test #13-11 [ 25.983825][ T336] netcons test #13-12 [ 25.983825][ T336] netcons test #13-13 [ 25.983825][ T336] netcons test #13-14 [ 25.983825][ T336] netcons test #13-15 [ 25.983825][ T336] netcons test #13-16 [ 25.983825][ T336] netcons test #13-17 [ 25.983825][ T336] netcons test #13-18 [ 25.983825][ T336] netcons test #13-19 [ 25.983825][ T336] netcons test #13-20 [ 25.983825][ T336] netcons test #13-21 [ 25.983825][ T336] netcons test #13-22 [ 25.983825][ T336] netcons test #13-23 [ 25.983825][ T336] netcons test #13-24 [ 25.983825][ T336] netcons test #13-25 [ 25.983825][ T336] netcons test #13-26 [ 25.983825][ T336] netcons test #13-27 [ 25.983825][ T336] netcons test #13-28 [ 25.983825][ T336] netcons test #13-29 [ 25.983825][ T336] netcons test #13-30 [ 25.983825][ T336] netcons test #13-31 [ 25.983825][ T336] netcons test #13-32 [ 25.983825][ T336] netcons test #13-33 [ 25.983825][ T336] netcons test #13-34 [ 25.983825][ T336] netcons test #13-35 [ 25.983825][ T336] netcons test #13-36 [ 25.983825][ T336] netcons test #13-37 [ 25.983825][ T336] netcons test #13-38 [ 25.983825][ T336] netcons test #13-39 [ 25.993611][ T336] netconsole: netconsole: local port 1514 [ 25.993845][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 25.994213][ T336] netconsole: netconsole: interface name 'enp1s0' [ 25.994473][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 25.994775][ T336] netconsole: netconsole: remote port 6666 [ 25.995039][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 25.995347][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 26.009901][ T336] netconsole: network logging started [ 26.416231][ T336] netcons test #14-0 [ 26.416231][ T336] netcons test #14-1 [ 26.416231][ T336] netcons test #14-2 [ 26.416231][ T336] netcons test #14-3 [ 26.416231][ T336] netcons test #14-4 [ 26.416231][ T336] netcons test #14-5 [ 26.416231][ T336] netcons test #14-6 [ 26.416231][ T336] netcons test #14-7 [ 26.416231][ T336] netcons test #14-8 [ 26.416231][ T336] netcons test #14-9 [ 26.416231][ T336] netcons test #14-10 [ 26.416231][ T336] netcons test #14-11 [ 26.416231][ T336] netcons test #14-12 [ 26.416231][ T336] netcons test #14-13 [ 26.416231][ T336] netcons test #14-14 [ 26.416231][ T336] netcons test #14-15 [ 26.416231][ T336] netcons test #14-16 [ 26.416231][ T336] netcons test #14-17 [ 26.416231][ T336] netcons test #14-18 [ 26.416231][ T336] netcons test #14-19 [ 26.416231][ T336] netcons test #14-20 [ 26.416231][ T336] netcons test #14-21 [ 26.416231][ T336] netcons test #14-22 [ 26.416231][ T336] netcons test #14-23 [ 26.416231][ T336] netcons test #14-24 [ 26.416231][ T336] netcons test #14-25 [ 26.416231][ T336] netcons test #14-26 [ 26.416231][ T336] netcons test #14-27 [ 26.416231][ T336] netcons test #14-28 [ 26.416231][ T336] netcons test #14-29 [ 26.416231][ T336] netcons test #14-30 [ 26.416231][ T336] netcons test #14-31 [ 26.416231][ T336] netcons test #14-32 [ 26.416231][ T336] netcons test #14-33 [ 26.416231][ T336] netcons test #14-34 [ 26.416231][ T336] netcons test #14-35 [ 26.416231][ T336] netcons test #14-36 [ 26.416231][ T336] netcons test #14-37 [ 26.416231][ T336] netcons test #14-38 [ 26.416231][ T336] netcons test #14-39 [ 26.416262][ T336] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.416265][ T336] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 336, name: python3 [ 26.416266][ T336] preempt_count: 1, expected: 0 [ 26.416267][ T336] RCU nest depth: 0, expected: 0 [ 26.416268][ T336] locks held by python3/336: 4, last CPU#1: [ 26.416270][ T336] #0: ffffffffb5799dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 26.416284][ T336] #1: ffffffffb5799e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 26.416288][ T336] #2: ffffffffb5689760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 26.416293][ T336] #3: ffffffffb5689660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 26.416297][ T336] irq event stamp: 427088 [ 26.416299][ T336] hardirqs last enabled at (427087): [] __down_trylock_console_sem+0x86/0xa0 [ 26.416302][ T336] hardirqs last disabled at (427088): [] console_emit_next_record+0x3f8/0x4f0 [ 26.416304][ T336] softirqs last enabled at (426014): [] handle_softirqs+0x67c/0x900 [ 26.416307][ T336] softirqs last disabled at (426005): [] __irq_exit_rcu+0x145/0x1c0 [ 26.416309][ T336] Preemption disabled at: [ 26.416310][ T336] [] vprintk_emit+0x31b/0x3e0 [ 26.416316][ T336] CPU: 1 UID: 0 PID: 336 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.416321][ T336] Tainted: [W]=WARN [ 26.416322][ T336] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 26.416324][ T336] Call Trace: [ 26.416326][ T336] [ 26.416328][ T336] dump_stack_lvl+0x6f/0xa0 [ 26.416333][ T336] ? vprintk_emit+0x31b/0x3e0 [ 26.416335][ T336] __might_resched.cold+0x1fe/0x2c1 [ 26.416340][ T336] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.416344][ T336] ? __kmalloc_noprof+0xdb/0x760 [ 26.416349][ T336] __kmalloc_noprof+0x443/0x760 [ 26.416351][ T336] ? alloc_buf.isra.0+0x4b/0x260 [ 26.416357][ T336] ? do_raw_spin_unlock+0x59/0x250 [ 26.416360][ T336] alloc_buf.isra.0+0x4b/0x260 [ 26.416364][ T336] put_chars+0x1e1/0x2f0 [ 26.416367][ T336] ? __send_to_port+0x420/0x420 [ 26.416369][ T336] ? printk_get_next_message+0x2fe/0x7d0 [ 26.416373][ T336] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.416375][ T336] ? validate_chain+0x38b/0xc20 [ 26.416379][ T336] hvc_console_print+0x292/0x780 [ 26.416383][ T336] ? __lock_acquire+0x518/0xc20 [ 26.416385][ T336] ? __lock_acquire+0x518/0xc20 [ 26.416389][ T336] ? hvc_write+0x3a0/0x3a0 [ 26.416392][ T336] ? rcu_is_watching+0x16/0xd0 [ 26.416395][ T336] ? lock_acquire+0x13c/0x160 [ 26.416399][ T336] console_emit_next_record+0x252/0x4f0 [ 26.416402][ T336] ? devkmsg_read+0x4e0/0x4e0 [ 26.416407][ T336] ? rcu_is_watching+0x16/0xd0 [ 26.416409][ T336] ? lock_acquire+0x13c/0x160 [ 26.416413][ T336] console_flush_one_record+0x46f/0x710 [ 26.416417][ T336] ? console_emit_next_record+0x4f0/0x4f0 [ 26.416419][ T336] ? __lock_acquire+0x518/0xc20 [ 26.416424][ T336] console_unlock+0xee/0x1f0 [ 26.416426][ T336] ? console_flush_one_record+0x710/0x710 [ 26.416428][ T336] ? rcu_is_watching+0x16/0xd0 [ 26.416430][ T336] ? lock_acquire+0xa0/0x160 [ 26.416434][ T336] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.416435][ T336] ? vprintk_emit+0x320/0x3e0 [ 26.416439][ T336] vprintk_emit+0x37c/0x3e0 [ 26.416442][ T336] ? wake_up_klogd_work_func+0x90/0x90 [ 26.416445][ T336] ? _copy_from_iter+0x1bb/0x1810 [ 26.416451][ T336] devkmsg_emit.constprop.0+0xbc/0xf1 [ 26.416454][ T336] ? vprintk_emit.cold+0x107/0x107 [ 26.416458][ T336] ? __kmalloc_noprof+0x302/0x760 [ 26.416460][ T336] ? idr_get_free+0x830/0x830 [ 26.416463][ T336] ? devkmsg_write+0xd1/0x2c0 [ 26.416467][ T336] ? _copy_from_iter+0x1bb/0x1810 [ 26.416469][ T336] devkmsg_write.cold+0x5a/0x8b [ 26.416472][ T336] ? vprintk_default+0x20/0x20 [ 26.416476][ T336] ? vprintk_default+0x20/0x20 [ 26.416478][ T336] new_sync_write+0x33e/0x760 [ 26.416486][ T336] ? new_sync_read+0x750/0x750 [ 26.416490][ T336] ? __lock_release.isra.0+0x69/0x1a0 [ 26.416495][ T336] ? __fget_files+0x1e3/0x460 [ 26.416498][ T336] vfs_write+0x6a2/0xbd0 [ 26.416502][ T336] ksys_write+0x116/0x250 [ 26.416505][ T336] ? __ia32_sys_read+0xc0/0xc0 [ 26.416508][ T336] ? rcu_is_watching+0x16/0xd0 [ 26.416511][ T336] do_syscall_64+0xff/0x530 [ 26.416514][ T336] ? irq_exit_rcu+0x1a/0x30 [ 26.416516][ T336] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.416519][ T336] RIP: 0033:0x7f478be2d312 [ 26.416523][ T336] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 26.416525][ T336] RSP: 002b:00007ffc86445258 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 26.416528][ T336] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007f478be2d312 [ 26.416530][ T336] RDX: 0000000000000316 RSI: 0000563f6f4862b0 RDI: 000000000000000b [ 26.416531][ T336] RBP: 00007ffc86445280 R08: 0000000000000000 R09: 0000000000000000 [ 26.416532][ T336] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f478bc9a390 [ 26.416532][ T336] R13: 0000563f6f4862b0 R14: 000000000000000b R15: 00007f478bc290d0 [ 26.416539][ T336] [ 26.461750][ T336] netconsole: netconsole: local port 1514 [ 26.461997][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 26.462317][ T336] netconsole: netconsole: interface name 'enp1s0' [ 26.462571][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 26.462898][ T336] netconsole: netconsole: remote port 6666 [ 26.463150][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 26.463459][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 26.491172][ T336] netconsole: network logging started [ 26.896367][ T336] netcons test #15-0 [ 26.896367][ T336] netcons test #15-1 [ 26.896367][ T336] netcons test #15-2 [ 26.896367][ T336] netcons test #15-3 [ 26.896367][ T336] netcons test #15-4 [ 26.896367][ T336] netcons test #15-5 [ 26.896367][ T336] netcons test #15-6 [ 26.896367][ T336] netcons test #15-7 [ 26.896367][ T336] netcons test #15-8 [ 26.896367][ T336] netcons test #15-9 [ 26.896367][ T336] netcons test #15-10 [ 26.896367][ T336] netcons test #15-11 [ 26.896367][ T336] netcons test #15-12 [ 26.896367][ T336] netcons test #15-13 [ 26.896367][ T336] netcons test #15-14 [ 26.896367][ T336] netcons test #15-15 [ 26.896367][ T336] netcons test #15-16 [ 26.896367][ T336] netcons test #15-17 [ 26.896367][ T336] netcons test #15-18 [ 26.896367][ T336] netcons test #15-19 [ 26.896367][ T336] netcons test #15-20 [ 26.896367][ T336] netcons test #15-21 [ 26.896367][ T336] netcons test #15-22 [ 26.896367][ T336] netcons test #15-23 [ 26.896367][ T336] netcons test #15-24 [ 26.896367][ T336] netcons test #15-25 [ 26.896367][ T336] netcons test #15-26 [ 26.896367][ T336] netcons test #15-27 [ 26.896367][ T336] netcons test #15-28 [ 26.896367][ T336] netcons test #15-29 [ 26.896367][ T336] netcons test #15-30 [ 26.896367][ T336] netcons test #15-31 [ 26.896367][ T336] netcons test #15-32 [ 26.896367][ T336] netcons test #15-33 [ 26.896367][ T336] netcons test #15-34 [ 26.896367][ T336] netcons test #15-35 [ 26.896367][ T336] netcons test #15-36 [ 26.896367][ T336] netcons test #15-37 [ 26.896367][ T336] netcons test #15-38 [ 26.896367][ T336] netcons test #15-39 [ 26.904416][ T336] netconsole: netconsole: local port 1514 [ 26.904648][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 26.905039][ T336] netconsole: netconsole: interface name 'enp1s0' [ 26.905313][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 26.905735][ T336] netconsole: netconsole: remote port 6666 [ 26.906001][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 26.906303][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 26.934820][ T336] netconsole: network logging started [ 27.342159][ T336] netcons test #16-0 [ 27.342159][ T336] netcons test #16-1 [ 27.342159][ T336] netcons test #16-2 [ 27.342159][ T336] netcons test #16-3 [ 27.342159][ T336] netcons test #16-4 [ 27.342159][ T336] netcons test #16-5 [ 27.342159][ T336] netcons test #16-6 [ 27.342159][ T336] netcons test #16-7 [ 27.342159][ T336] netcons test #16-8 [ 27.342159][ T336] netcons test #16-9 [ 27.342159][ T336] netcons test #16-10 [ 27.342159][ T336] netcons test #16-11 [ 27.342159][ T336] netcons test #16-12 [ 27.342159][ T336] netcons test #16-13 [ 27.342159][ T336] netcons test #16-14 [ 27.342159][ T336] netcons test #16-15 [ 27.342159][ T336] netcons test #16-16 [ 27.342159][ T336] netcons test #16-17 [ 27.342159][ T336] netcons test #16-18 [ 27.342159][ T336] netcons test #16-19 [ 27.342159][ T336] netcons test #16-20 [ 27.342159][ T336] netcons test #16-21 [ 27.342159][ T336] netcons test #16-22 [ 27.342159][ T336] netcons test #16-23 [ 27.342159][ T336] netcons test #16-24 [ 27.342159][ T336] netcons test #16-25 [ 27.342159][ T336] netcons test #16-26 [ 27.342159][ T336] netcons test #16-27 [ 27.342159][ T336] netcons test #16-28 [ 27.342159][ T336] netcons test #16-29 [ 27.342159][ T336] netcons test #16-30 [ 27.342159][ T336] netcons test #16-31 [ 27.342159][ T336] netcons test #16-32 [ 27.342159][ T336] netcons test #16-33 [ 27.342159][ T336] netcons test #16-34 [ 27.342159][ T336] netcons test #16-35 [ 27.342159][ T336] netcons test #16-36 [ 27.342159][ T336] netcons test #16-37 [ 27.342159][ T336] netcons test #16-38 [ 27.342159][ T336] netcons test #16-39 [ 27.349547][ T336] netconsole: netconsole: local port 1514 [ 27.349777][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 27.350108][ T336] netconsole: netconsole: interface name 'enp1s0' [ 27.350381][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 27.353717][ T336] netconsole: netconsole: remote port 6666 [ 27.354016][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 27.354324][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 27.383278][ T336] netconsole: network logging started [ 27.790050][ T336] netcons test #17-0 [ 27.790050][ T336] netcons test #17-1 [ 27.790050][ T336] netcons test #17-2 [ 27.790050][ T336] netcons test #17-3 [ 27.790050][ T336] netcons test #17-4 [ 27.790050][ T336] netcons test #17-5 [ 27.790050][ T336] netcons test #17-6 [ 27.790050][ T336] netcons test #17-7 [ 27.790050][ T336] netcons test #17-8 [ 27.790050][ T336] netcons test #17-9 [ 27.790050][ T336] netcons test #17-10 [ 27.790050][ T336] netcons test #17-11 [ 27.790050][ T336] netcons test #17-12 [ 27.790050][ T336] netcons test #17-13 [ 27.790050][ T336] netcons test #17-14 [ 27.790050][ T336] netcons test #17-15 [ 27.790050][ T336] netcons test #17-16 [ 27.790050][ T336] netcons test #17-17 [ 27.790050][ T336] netcons test #17-18 [ 27.790050][ T336] netcons test #17-19 [ 27.790050][ T336] netcons test #17-20 [ 27.790050][ T336] netcons test #17-21 [ 27.790050][ T336] netcons test #17-22 [ 27.790050][ T336] netcons test #17-23 [ 27.790050][ T336] netcons test #17-24 [ 27.790050][ T336] netcons test #17-25 [ 27.790050][ T336] netcons test #17-26 [ 27.790050][ T336] netcons test #17-27 [ 27.790050][ T336] netcons test #17-28 [ 27.790050][ T336] netcons test #17-29 [ 27.790050][ T336] netcons test #17-30 [ 27.790050][ T336] netcons test #17-31 [ 27.790050][ T336] netcons test #17-32 [ 27.790050][ T336] netcons test #17-33 [ 27.790050][ T336] netcons test #17-34 [ 27.790050][ T336] netcons test #17-35 [ 27.790050][ T336] netcons test #17-36 [ 27.790050][ T336] netcons test #17-37 [ 27.790050][ T336] netcons test #17-38 [ 27.790050][ T336] netcons test #17-39 [ 27.790078][ T336] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.790081][ T336] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 336, name: python3 [ 27.790083][ T336] preempt_count: 1, expected: 0 [ 27.790083][ T336] RCU nest depth: 0, expected: 0 [ 27.790084][ T336] locks held by python3/336: 4, last CPU#1: [ 27.790086][ T336] #0: ffffffffb5799dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 27.790099][ T336] #1: ffffffffb5799e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 27.790105][ T336] #2: ffffffffb5689760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 27.790109][ T336] #3: ffffffffb5689660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 27.790114][ T336] irq event stamp: 452516 [ 27.790115][ T336] hardirqs last enabled at (452515): [] __down_trylock_console_sem+0x86/0xa0 [ 27.790118][ T336] hardirqs last disabled at (452516): [] console_emit_next_record+0x3f8/0x4f0 [ 27.790120][ T336] softirqs last enabled at (452446): [] handle_softirqs+0x67c/0x900 [ 27.790124][ T336] softirqs last disabled at (452439): [] __irq_exit_rcu+0x145/0x1c0 [ 27.790126][ T336] Preemption disabled at: [ 27.790126][ T336] [] vprintk_emit+0x31b/0x3e0 [ 27.790132][ T336] CPU: 1 UID: 0 PID: 336 Comm: python3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.790135][ T336] Tainted: [W]=WARN [ 27.790136][ T336] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 27.790138][ T336] Call Trace: [ 27.790140][ T336] [ 27.790141][ T336] dump_stack_lvl+0x6f/0xa0 [ 27.790147][ T336] ? vprintk_emit+0x31b/0x3e0 [ 27.790149][ T336] __might_resched.cold+0x1fe/0x2c1 [ 27.790154][ T336] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.790158][ T336] ? __kmalloc_noprof+0xdb/0x760 [ 27.790163][ T336] __kmalloc_noprof+0x443/0x760 [ 27.790165][ T336] ? alloc_buf.isra.0+0x4b/0x260 [ 27.790172][ T336] ? do_raw_spin_unlock+0x59/0x250 [ 27.790175][ T336] alloc_buf.isra.0+0x4b/0x260 [ 27.790178][ T336] put_chars+0x1e1/0x2f0 [ 27.790181][ T336] ? __send_to_port+0x420/0x420 [ 27.790183][ T336] ? printk_get_next_message+0x2fe/0x7d0 [ 27.790187][ T336] ? rcu_read_lock_any_held+0x3c/0x90 [ 27.790190][ T336] ? validate_chain+0x38b/0xc20 [ 27.790194][ T336] hvc_console_print+0x292/0x780 [ 27.790197][ T336] ? __lock_acquire+0x518/0xc20 [ 27.790199][ T336] ? __lock_acquire+0x518/0xc20 [ 27.790203][ T336] ? hvc_write+0x3a0/0x3a0 [ 27.790207][ T336] ? rcu_is_watching+0x16/0xd0 [ 27.790209][ T336] ? lock_acquire+0x13c/0x160 [ 27.790213][ T336] console_emit_next_record+0x252/0x4f0 [ 27.790217][ T336] ? devkmsg_read+0x4e0/0x4e0 [ 27.790221][ T336] ? rcu_is_watching+0x16/0xd0 [ 27.790223][ T336] ? lock_acquire+0x13c/0x160 [ 27.790227][ T336] console_flush_one_record+0x46f/0x710 [ 27.790231][ T336] ? console_emit_next_record+0x4f0/0x4f0 [ 27.790233][ T336] ? __lock_acquire+0x518/0xc20 [ 27.790238][ T336] console_unlock+0xee/0x1f0 [ 27.790241][ T336] ? console_flush_one_record+0x710/0x710 [ 27.790243][ T336] ? rcu_is_watching+0x16/0xd0 [ 27.790245][ T336] ? lock_acquire+0xa0/0x160 [ 27.790248][ T336] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.790250][ T336] ? vprintk_emit+0x320/0x3e0 [ 27.790253][ T336] vprintk_emit+0x37c/0x3e0 [ 27.790257][ T336] ? wake_up_klogd_work_func+0x90/0x90 [ 27.790260][ T336] ? _copy_from_iter+0x1bb/0x1810 [ 27.790265][ T336] devkmsg_emit.constprop.0+0xbc/0xf1 [ 27.790269][ T336] ? vprintk_emit.cold+0x107/0x107 [ 27.790273][ T336] ? __kmalloc_noprof+0x302/0x760 [ 27.790275][ T336] ? idr_get_free+0x830/0x830 [ 27.790278][ T336] ? devkmsg_write+0xd1/0x2c0 [ 27.790281][ T336] ? _copy_from_iter+0x1bb/0x1810 [ 27.790284][ T336] devkmsg_write.cold+0x5a/0x8b [ 27.790286][ T336] ? vprintk_default+0x20/0x20 [ 27.790291][ T336] ? vprintk_default+0x20/0x20 [ 27.790293][ T336] new_sync_write+0x33e/0x760 [ 27.790299][ T336] ? new_sync_read+0x750/0x750 [ 27.790303][ T336] ? __lock_release.isra.0+0x69/0x1a0 [ 27.790307][ T336] ? __fget_files+0x1e3/0x460 [ 27.790311][ T336] vfs_write+0x6a2/0xbd0 [ 27.790315][ T336] ksys_write+0x116/0x250 [ 27.790318][ T336] ? __ia32_sys_read+0xc0/0xc0 [ 27.790320][ T336] ? rcu_is_watching+0x16/0xd0 [ 27.790324][ T336] do_syscall_64+0xff/0x530 [ 27.790327][ T336] ? irq_exit_rcu+0x1a/0x30 [ 27.790329][ T336] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.790331][ T336] RIP: 0033:0x7f478be2d312 [ 27.790336][ T336] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00 [ 27.790338][ T336] RSP: 002b:00007ffc86445258 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 27.790341][ T336] RAX: ffffffffffffffda RBX: 0000000000000316 RCX: 00007f478be2d312 [ 27.790342][ T336] RDX: 0000000000000316 RSI: 0000563f6f4862b0 RDI: 000000000000000b [ 27.790343][ T336] RBP: 00007ffc86445280 R08: 0000000000000000 R09: 0000000000000000 [ 27.790344][ T336] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f478bc9a390 [ 27.790345][ T336] R13: 0000563f6f4862b0 R14: 000000000000000b R15: 00007f478bc290d0 [ 27.790352][ T336] [ 27.823978][ T336] netconsole: netconsole: local port 1514 [ 27.824217][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 27.824535][ T336] netconsole: netconsole: interface name 'enp1s0' [ 27.824803][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 27.825122][ T336] netconsole: netconsole: remote port 6666 [ 27.825406][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 27.825712][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 27.843879][ T336] netconsole: network logging started [ 28.250914][ T336] netcons test #18-0 [ 28.250914][ T336] netcons test #18-1 [ 28.250914][ T336] netcons test #18-2 [ 28.250914][ T336] netcons test #18-3 [ 28.250914][ T336] netcons test #18-4 [ 28.250914][ T336] netcons test #18-5 [ 28.250914][ T336] netcons test #18-6 [ 28.250914][ T336] netcons test #18-7 [ 28.250914][ T336] netcons test #18-8 [ 28.250914][ T336] netcons test #18-9 [ 28.250914][ T336] netcons test #18-10 [ 28.250914][ T336] netcons test #18-11 [ 28.250914][ T336] netcons test #18-12 [ 28.250914][ T336] netcons test #18-13 [ 28.250914][ T336] netcons test #18-14 [ 28.250914][ T336] netcons test #18-15 [ 28.250914][ T336] netcons test #18-16 [ 28.250914][ T336] netcons test #18-17 [ 28.250914][ T336] netcons test #18-18 [ 28.250914][ T336] netcons test #18-19 [ 28.250914][ T336] netcons test #18-20 [ 28.250914][ T336] netcons test #18-21 [ 28.250914][ T336] netcons test #18-22 [ 28.250914][ T336] netcons test #18-23 [ 28.250914][ T336] netcons test #18-24 [ 28.250914][ T336] netcons test #18-25 [ 28.250914][ T336] netcons test #18-26 [ 28.250914][ T336] netcons test #18-27 [ 28.250914][ T336] netcons test #18-28 [ 28.250914][ T336] netcons test #18-29 [ 28.250914][ T336] netcons test #18-30 [ 28.250914][ T336] netcons test #18-31 [ 28.250914][ T336] netcons test #18-32 [ 28.250914][ T336] netcons test #18-33 [ 28.250914][ T336] netcons test #18-34 [ 28.250914][ T336] netcons test #18-35 [ 28.250914][ T336] netcons test #18-36 [ 28.250914][ T336] netcons test #18-37 [ 28.250914][ T336] netcons test #18-38 [ 28.250914][ T336] netcons test #18-39 [ 28.265903][ T336] netconsole: netconsole: local port 1514 [ 28.266177][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 28.266514][ T336] netconsole: netconsole: interface name 'enp1s0' [ 28.266775][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 28.267121][ T336] netconsole: netconsole: remote port 6666 [ 28.267392][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 28.267716][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 28.313791][ T336] netconsole: network logging started [ 28.731366][ T336] netcons test #19-0 [ 28.731366][ T336] netcons test #19-1 [ 28.731366][ T336] netcons test #19-2 [ 28.731366][ T336] netcons test #19-3 [ 28.731366][ T336] netcons test #19-4 [ 28.731366][ T336] netcons test #19-5 [ 28.731366][ T336] netcons test #19-6 [ 28.731366][ T336] netcons test #19-7 [ 28.731366][ T336] netcons test #19-8 [ 28.731366][ T336] netcons test #19-9 [ 28.731366][ T336] netcons test #19-10 [ 28.731366][ T336] netcons test #19-11 [ 28.731366][ T336] netcons test #19-12 [ 28.731366][ T336] netcons test #19-13 [ 28.731366][ T336] netcons test #19-14 [ 28.731366][ T336] netcons test #19-15 [ 28.731366][ T336] netcons test #19-16 [ 28.731366][ T336] netcons test #19-17 [ 28.731366][ T336] netcons test #19-18 [ 28.731366][ T336] netcons test #19-19 [ 28.731366][ T336] netcons test #19-20 [ 28.731366][ T336] netcons test #19-21 [ 28.731366][ T336] netcons test #19-22 [ 28.731366][ T336] netcons test #19-23 [ 28.731366][ T336] netcons test #19-24 [ 28.731366][ T336] netcons test #19-25 [ 28.731366][ T336] netcons test #19-26 [ 28.731366][ T336] netcons test #19-27 [ 28.731366][ T336] netcons test #19-28 [ 28.731366][ T336] netcons test #19-29 [ 28.731366][ T336] netcons test #19-30 [ 28.731366][ T336] netcons test #19-31 [ 28.731366][ T336] netcons test #19-32 [ 28.731366][ T336] netcons test #19-33 [ 28.731366][ T336] netcons test #19-34 [ 28.731366][ T336] netcons test #19-35 [ 28.731366][ T336] netcons test #19-36 [ 28.731366][ T336] netcons test #19-37 [ 28.731366][ T336] netcons test #19-38 [ 28.731366][ T336] netcons test #19-39 [ 28.744118][ T336] netconsole: netconsole: local port 1514 [ 28.744354][ T336] netconsole: netconsole: local IPv6 address 2001:db8:1::1 [ 28.744670][ T336] netconsole: netconsole: interface name 'enp1s0' [ 28.744972][ T336] netconsole: netconsole: local ethernet address '00:00:00:00:00:00' [ 28.745293][ T336] netconsole: netconsole: remote port 6666 [ 28.745560][ T336] netconsole: netconsole: remote IPv6 address 2001:db8:1::2 [ 28.745912][ T336] netconsole: netconsole: remote ethernet address 00:00:00:00:00:00 [ 28.774651][ T336] netconsole: network logging started