====================================== | [ 11.907753][ T85] softirqs last disabled at (424282): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.907756][ T85] Preemption disabled at: | [ 11.907756][ T85] 0x0 | [ 11.907768][ T85] Tainted: [W]=WARN [ 11.907768][ T85] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.907770][ T85] Call Trace: [ 11.907772][ T85] [ 11.907774][ T85] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.907780][ T85] __might_resched.cold (kernel/sched/core.c:9234) [ 11.907785][ T85] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.907789][ T85] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.907795][ T85] __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)) [ 11.907798][ T85] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.907804][ T85] ? 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) [ 11.907807][ T85] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.907811][ T85] put_chars (drivers/char/virtio_console.c:1176) [ 11.907814][ T85] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.907816][ T85] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 11.907820][ T85] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.907823][ T85] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.907827][ T85] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.907831][ T85] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.907832][ T85] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.907837][ T85] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.907841][ T85] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.907844][ T85] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.907848][ T85] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.907852][ T85] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.907857][ T85] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.907859][ T85] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.907863][ T85] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.907867][ T85] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.907869][ T85] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.907874][ T85] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.907877][ T85] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.907879][ T85] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.907882][ T85] ? 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)) [ 11.907885][ T85] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.907887][ T85] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.907890][ T85] vprintk_emit (kernel/printk/printk.c:2479) [ 11.907894][ T85] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.907898][ T85] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.907902][ T85] _printk (kernel/printk/printk.c:2504) [ 11.907905][ T85] ? snapshot_read.cold (user.c:?) [ 11.907908][ T85] ? 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) [ 11.907911][ T85] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.907915][ T85] ? 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) [ 11.907918][ T85] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.907921][ T85] ? exit_notify (kernel/exit.c:780) [ 11.907923][ T85] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.907925][ T85] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.907930][ T85] do_group_exit (kernel/exit.c:1151) [ 11.907933][ T85] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.907934][ T85] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.907937][ T85] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.907940][ T85] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.907944][ T85] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.907946][ T85] RIP: 0033:0x7f73a6f631b8 [ 11.907948][ T85] Code: Unable to access opcode bytes at 0x7f73a6f6318e. Code starting with the faulting instruction =========================================== [ 11.907950][ T85] RSP: 002b:00007fff1ef83708 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7 [ 11.907952][ T85] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f73a6f631b8 [ 11.907954][ T85] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 11.907954][ T85] RBP: 00007fff1ef83890 R08: 000055db01d10ce8 R09: 0000000000000000 [ 11.907955][ T85] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000 [ 11.907956][ T85] R13: 00007f73a67c1050 R14: 00007f73a7494d9e R15: 000055db01b83670 | [ 269.417854][ T1417] softirqs last disabled at (37220): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 269.417856][ T1417] Preemption disabled at: | [ 269.417857][ T1417] vprintk_emit (kernel/printk/printk.c:2471) | [ 269.417866][ T1417] Tainted: [W]=WARN [ 269.417867][ T1417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 269.417869][ T1417] Call Trace: [ 269.417870][ T1417] [ 269.417872][ T1417] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 269.417877][ T1417] ? vprintk_emit (kernel/printk/printk.c:2471) [ 269.417879][ T1417] __might_resched.cold (kernel/sched/core.c:9234) [ 269.417884][ T1417] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 269.417888][ T1417] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 269.417893][ T1417] __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)) [ 269.417895][ T1417] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 269.417902][ T1417] ? 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) [ 269.417904][ T1417] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 269.417908][ T1417] put_chars (drivers/char/virtio_console.c:1176) [ 269.417911][ T1417] ? __send_to_port (drivers/char/virtio_console.c:654) [ 269.417913][ T1417] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 269.417916][ T1417] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 269.417919][ T1417] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 269.417923][ T1417] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 269.417927][ T1417] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 269.417928][ T1417] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 269.417933][ T1417] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 269.417936][ T1417] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.417939][ T1417] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 269.417943][ T1417] console_emit_next_record (kernel/printk/printk.c:3183) [ 269.417947][ T1417] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 269.417952][ T1417] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.417954][ T1417] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 269.417958][ T1417] console_flush_one_record (kernel/printk/printk.c:3268) [ 269.417964][ T1417] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 269.417966][ T1417] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 269.417971][ T1417] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 269.417973][ T1417] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 269.417975][ T1417] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.417978][ T1417] ? 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)) [ 269.417981][ T1417] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 269.417983][ T1417] ? vprintk_emit (kernel/printk/printk.c:2478) [ 269.417986][ T1417] vprintk_emit (kernel/printk/printk.c:2479) [ 269.417990][ T1417] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 269.417992][ T1417] ? add_chain_block (kernel/locking/lockdep.c:3418 kernel/locking/lockdep.c:3461) [ 269.417993][ T1417] ? static_obj (kernel/locking/lockdep.c:868 (discriminator 1)) [ 269.417998][ T1417] dev_vprintk_emit (drivers/base/core.c:5000) [ 269.418003][ T1417] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 269.418007][ T1417] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 269.418009][ T1417] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 269.418013][ T1417] dev_printk_emit (drivers/base/core.c:5011) [ 269.418016][ T1417] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 269.418019][ T1417] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 269.418022][ T1417] ? __kernel_text_address (kernel/extable.c:79) [ 269.418024][ T1417] ? write_profile (profile.c:?) [ 269.418026][ T1417] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 269.418029][ T1417] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 269.418034][ T1417] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 269.418040][ T1417] netdev_warn (net/core/dev.c:13193 (discriminator 3)) [ 269.418043][ T1417] ? netdev_err (net/core/dev.c:13192) [ 269.418046][ T1417] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 269.418048][ T1417] ? add_chain_block (kernel/locking/lockdep.c:3418 kernel/locking/lockdep.c:3461) [ 269.418050][ T1417] ? static_obj (kernel/locking/lockdep.c:868 (discriminator 1)) [ 269.418053][ T1417] ? 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) [ 269.418057][ T1417] virtnet_xdp_set.cold (drivers/net/virtio_net.c:6050) [ 269.418062][ T1417] ? mark_usage (kernel/locking/lockdep.c:4690) [ 269.418064][ T1417] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 269.418066][ T1417] ? add_chain_block (kernel/locking/lockdep.c:3418 kernel/locking/lockdep.c:3461) [ 269.418067][ T1417] ? static_obj (kernel/locking/lockdep.c:868 (discriminator 1)) [ 269.418070][ T1417] ? bpf_prog_inc (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:2013 kernel/bpf/syscall.c:2632) [ 269.418073][ T1417] dev_xdp_install (net/core/dev.c:10442) [ 269.418076][ T1417] ? virtnet_xdp_set (./include/linux/virtio_features.h:40 (discriminator 2)) [ 269.418080][ T1417] ? mark_usage (kernel/locking/lockdep.c:4690) [ 269.418082][ T1417] ? netdev_pick_tx (./include/net/sock.h:2045 (discriminator 2)) [ 269.418089][ T1417] dev_xdp_attach (net/core/dev.c:10570) [ 269.418093][ T1417] ? __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) [ 269.418096][ T1417] ? bpf_xdp_link_update (./include/net/netdev_lock.h:33) [ 269.418098][ T1417] ? __bpf_prog_get (kernel/bpf/syscall.c:2632) [ 269.418103][ T1417] dev_change_xdp_fd (net/core/dev.c:10825) [ 269.418106][ T1417] do_setlink.isra.0 (net/core/rtnetlink.c:3500 (discriminator 1)) [ 269.418110][ T1417] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 269.418112][ T1417] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 269.418114][ T1417] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 269.418116][ T1417] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 269.418119][ T1417] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 269.418122][ T1417] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 269.418123][ T1417] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 269.418126][ T1417] ? kasan_save_stack (mm/kasan/common.c:58) [ 269.418129][ T1417] ? kasan_save_stack (mm/kasan/common.c:57) [ 269.418136][ T1417] ? kasan_save_track (mm/kasan/common.c:78) [ 269.418138][ T1417] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 269.418140][ T1417] ? 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)) [ 269.418143][ T1417] ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1)) [ 269.418150][ T1417] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 269.418151][ T1417] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.418153][ T1417] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.418156][ T1417] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 269.418159][ T1417] ? __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) [ 269.418162][ T1417] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 269.418164][ T1417] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 269.418168][ T1417] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 269.418170][ T1417] ? nla_get_range_signed (lib/nlattr.c:270) [ 269.418175][ T1417] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 269.418180][ T1417] rtnl_newlink (net/core/rtnetlink.c:4215) [ 269.418186][ T1417] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 269.418188][ T1417] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 269.418192][ T1417] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 269.418194][ T1417] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 269.418195][ T1417] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 269.418198][ T1417] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 269.418201][ T1417] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 269.418203][ T1417] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 269.418207][ T1417] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 269.418208][ T1417] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 269.418212][ T1417] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 269.418214][ T1417] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 269.418217][ T1417] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 269.418219][ T1417] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 269.418222][ T1417] ? netlink_ack (./include/linux/skbuff.h:2718) [ 269.418229][ T1417] ? 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)) [ 269.418230][ T1417] ? 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)) [ 269.418234][ T1417] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 269.418238][ T1417] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 269.418241][ T1417] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 269.418245][ T1417] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 269.418249][ T1417] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 269.418253][ T1417] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 269.418258][ T1417] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 269.418261][ T1417] ? copy_msghdr_from_user (net/socket.c:2650) [ 269.418263][ T1417] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 269.418265][ T1417] ? move_addr_to_kernel (net/socket.c:258) [ 269.418272][ T1417] ___sys_sendmsg (net/socket.c:2767) [ 269.418275][ T1417] ? copy_msghdr_from_user (net/socket.c:2619) [ 269.418290][ T1417] __sys_sendmsg (net/socket.c:2799) [ 269.418293][ T1417] ? __sys_sendmsg_sock (net/socket.c:2780) [ 269.418298][ T1417] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 269.418302][ T1417] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 269.418304][ T1417] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 269.418307][ T1417] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 269.418309][ T1417] RIP: 0033:0x7fb6e3f9954e [ 269.418313][ T1417] 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 [ 269.418315][ T1417] RSP: 002b:00007ffc949950b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 269.418318][ T1417] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb6e3f9954e [ 269.418319][ T1417] RDX: 0000000000000000 RSI: 00007ffc94995160 RDI: 0000000000000003 [ 269.418320][ T1417] RBP: 00007ffc949950c0 R08: 0000000000000000 R09: 0000000000000000 [ 269.418321][ T1417] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91423c 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