====================================== | [ 11.475501][ T86] softirqs last disabled at (442946): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.475504][ T86] Preemption disabled at: | [ 11.475504][ T86] 0x0 | [ 11.475514][ T86] Tainted: [W]=WARN [ 11.475515][ T86] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.475517][ T86] Call Trace: [ 11.475518][ T86] [ 11.475520][ T86] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.475525][ T86] __might_resched.cold (kernel/sched/core.c:9234) [ 11.475530][ T86] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.475533][ T86] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.475538][ T86] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 11.475541][ T86] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.475547][ T86] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.475550][ T86] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.475553][ T86] put_chars (drivers/char/virtio_console.c:1176) [ 11.475557][ T86] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.475558][ T86] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 11.475562][ T86] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.475564][ T86] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.475568][ T86] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.475572][ T86] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.475573][ T86] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.475578][ T86] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.475581][ T86] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.475584][ T86] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.475588][ T86] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.475592][ T86] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.475596][ T86] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.475598][ T86] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.475602][ T86] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.475609][ T86] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.475610][ T86] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.475615][ T86] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.475618][ T86] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.475620][ T86] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.475622][ T86] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 11.475626][ T86] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.475627][ T86] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.475631][ T86] vprintk_emit (kernel/printk/printk.c:2479) [ 11.475634][ T86] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.475638][ T86] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.475641][ T86] _printk (kernel/printk/printk.c:2504) [ 11.475644][ T86] ? snapshot_read.cold (user.c:?) [ 11.475647][ T86] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 11.475650][ T86] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.475653][ T86] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 11.475656][ T86] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.475659][ T86] ? exit_notify (kernel/exit.c:780) [ 11.475661][ T86] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.475663][ T86] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.475667][ T86] do_group_exit (kernel/exit.c:1151) [ 11.475670][ T86] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.475672][ T86] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.475674][ T86] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.475677][ T86] ? irq_exit_rcu (kernel/softirq.c:786) [ 11.475680][ T86] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.475682][ T86] RIP: 0033:0x7f25c8ceb1b8 [ 11.475684][ T86] Code: Unable to access opcode bytes at 0x7f25c8ceb18e. Code starting with the faulting instruction =========================================== [ 11.475686][ T86] RSP: 002b:00007ffc6c94e938 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7 [ 11.475688][ T86] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f25c8ceb1b8 [ 11.475689][ T86] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 11.475690][ T86] RBP: 00007ffc6c94eac0 R08: 000055c270729a38 R09: 0000000000000000 [ 11.475691][ T86] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000 [ 11.475692][ T86] R13: 00007f25c8549050 R14: 00007f25c921cd9e R15: 000055c2705cbad0 | [ 262.723417][ T1398] softirqs last disabled at (28374): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 262.723419][ T1398] Preemption disabled at: | [ 262.723420][ T1398] vprintk_emit (kernel/printk/printk.c:2471) | [ 262.723429][ T1398] Tainted: [W]=WARN [ 262.723430][ T1398] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 262.723431][ T1398] Call Trace: [ 262.723433][ T1398] [ 262.723434][ T1398] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 262.723440][ T1398] ? vprintk_emit (kernel/printk/printk.c:2471) [ 262.723442][ T1398] __might_resched.cold (kernel/sched/core.c:9234) [ 262.723446][ T1398] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 262.723450][ T1398] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 262.723455][ T1398] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 262.723458][ T1398] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 262.723464][ T1398] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 262.723467][ T1398] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 262.723471][ T1398] put_chars (drivers/char/virtio_console.c:1176) [ 262.723474][ T1398] ? __send_to_port (drivers/char/virtio_console.c:654) [ 262.723476][ T1398] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 262.723480][ T1398] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 262.723482][ T1398] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 262.723486][ T1398] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 262.723490][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 262.723492][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 262.723496][ T1398] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 262.723500][ T1398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.723503][ T1398] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.723507][ T1398] console_emit_next_record (kernel/printk/printk.c:3183) [ 262.723511][ T1398] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 262.723515][ T1398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.723517][ T1398] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.723521][ T1398] console_flush_one_record (kernel/printk/printk.c:3268) [ 262.723525][ T1398] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 262.723527][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 262.723532][ T1398] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 262.723535][ T1398] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 262.723537][ T1398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.723539][ T1398] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 262.723543][ T1398] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 262.723544][ T1398] ? vprintk_emit (kernel/printk/printk.c:2478) [ 262.723548][ T1398] vprintk_emit (kernel/printk/printk.c:2479) [ 262.723552][ T1398] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 262.723554][ T1398] ? add_chain_block (kernel/locking/lockdep.c:3418 kernel/locking/lockdep.c:3461) [ 262.723556][ T1398] ? static_obj (kernel/locking/lockdep.c:868 (discriminator 1)) [ 262.723560][ T1398] dev_vprintk_emit (drivers/base/core.c:5000) [ 262.723565][ T1398] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 262.723570][ T1398] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 262.723571][ T1398] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 262.723576][ T1398] dev_printk_emit (drivers/base/core.c:5011) [ 262.723578][ T1398] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 262.723581][ T1398] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 262.723584][ T1398] ? __kernel_text_address (kernel/extable.c:79) [ 262.723586][ T1398] ? write_profile (profile.c:?) [ 262.723588][ T1398] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 262.723591][ T1398] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 262.723596][ T1398] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 262.723602][ T1398] netdev_warn (net/core/dev.c:13193 (discriminator 3)) [ 262.723605][ T1398] ? netdev_err (net/core/dev.c:13192) [ 262.723608][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 262.723610][ T1398] ? add_chain_block (kernel/locking/lockdep.c:3418 kernel/locking/lockdep.c:3461) [ 262.723612][ T1398] ? static_obj (kernel/locking/lockdep.c:868 (discriminator 1)) [ 262.723615][ T1398] ? do_trace_netlink_extack (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/netlink.h:9 net/netlink/af_netlink.c:157) [ 262.723619][ T1398] virtnet_xdp_set.cold (drivers/net/virtio_net.c:6050) [ 262.723624][ T1398] ? mark_usage (kernel/locking/lockdep.c:4690) [ 262.723626][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 262.723627][ T1398] ? add_chain_block (kernel/locking/lockdep.c:3418 kernel/locking/lockdep.c:3461) [ 262.723629][ T1398] ? static_obj (kernel/locking/lockdep.c:868 (discriminator 1)) [ 262.723632][ T1398] ? bpf_prog_inc (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2632) [ 262.723635][ T1398] dev_xdp_install (net/core/dev.c:10442) [ 262.723639][ T1398] ? virtnet_xdp_set (./include/linux/virtio_features.h:40 (discriminator 2)) [ 262.723642][ T1398] ? mark_usage (kernel/locking/lockdep.c:4690) [ 262.723644][ T1398] ? netdev_pick_tx (./include/net/sock.h:2045 (discriminator 2)) [ 262.723651][ T1398] dev_xdp_attach (net/core/dev.c:10570) [ 262.723655][ T1398] ? __bpf_prog_get (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2632 kernel/bpf/syscall.c:2680) [ 262.723658][ T1398] ? bpf_xdp_link_update (./include/net/netdev_lock.h:33) [ 262.723661][ T1398] ? __bpf_prog_get (kernel/bpf/syscall.c:2632) [ 262.723665][ T1398] dev_change_xdp_fd (net/core/dev.c:10825) [ 262.723669][ T1398] do_setlink.isra.0 (net/core/rtnetlink.c:3500 (discriminator 1)) [ 262.723673][ T1398] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 262.723675][ T1398] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 262.723676][ T1398] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 262.723678][ T1398] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 262.723682][ T1398] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 262.723684][ T1398] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 262.723686][ T1398] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 262.723688][ T1398] ? kasan_save_stack (mm/kasan/common.c:58) [ 262.723691][ T1398] ? kasan_save_stack (mm/kasan/common.c:57) [ 262.723693][ T1398] ? kasan_save_track (mm/kasan/common.c:78) [ 262.723696][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 262.723698][ T1398] ? netlink_has_listeners (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:1377 (discriminator 2)) [ 262.723700][ T1398] ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1)) [ 262.723708][ T1398] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 262.723709][ T1398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.723711][ T1398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.723713][ T1398] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 262.723717][ T1398] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 262.723720][ T1398] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 262.723722][ T1398] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 262.723726][ T1398] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 262.723728][ T1398] ? nla_get_range_signed (lib/nlattr.c:270) [ 262.723733][ T1398] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 262.723739][ T1398] rtnl_newlink (net/core/rtnetlink.c:4215) [ 262.723744][ T1398] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 262.723746][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 262.723751][ T1398] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 262.723753][ T1398] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 262.723754][ T1398] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 262.723756][ T1398] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 262.723760][ T1398] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 262.723762][ T1398] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 262.723766][ T1398] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 262.723767][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 262.723772][ T1398] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 262.723774][ T1398] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 262.723777][ T1398] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 262.723779][ T1398] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 262.723782][ T1398] ? netlink_ack (./include/linux/skbuff.h:2718) [ 262.723789][ T1398] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 262.723790][ T1398] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 262.723795][ T1398] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 262.723799][ T1398] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 262.723802][ T1398] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 262.723806][ T1398] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 262.723810][ T1398] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 262.723814][ T1398] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 262.723819][ T1398] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 262.723822][ T1398] ? copy_msghdr_from_user (net/socket.c:2650) [ 262.723824][ T1398] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 262.723826][ T1398] ? move_addr_to_kernel (net/socket.c:258) [ 262.723834][ T1398] ___sys_sendmsg (net/socket.c:2767) [ 262.723837][ T1398] ? copy_msghdr_from_user (net/socket.c:2619) [ 262.723853][ T1398] __sys_sendmsg (net/socket.c:2799) [ 262.723856][ T1398] ? __sys_sendmsg_sock (net/socket.c:2780) [ 262.723862][ T1398] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 262.723865][ T1398] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 262.723868][ T1398] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 262.723871][ T1398] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 262.723873][ T1398] RIP: 0033:0x7f7d784db54e [ 262.723877][ T1398] 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 All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 262.723879][ T1398] RSP: 002b:00007fff76388640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 262.723881][ T1398] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f7d784db54e [ 262.723883][ T1398] RDX: 0000000000000000 RSI: 00007fff763886f0 RDI: 0000000000000003 [ 262.723883][ T1398] RBP: 00007fff76388650 R08: 0000000000000000 R09: 0000000000000000 [ 262.723884][ T1398] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a914e23 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars