====================================== | [ 10.354228][ T225] softirqs last disabled at (31407): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.354230][ T225] Preemption disabled at: | [ 10.354231][ T225] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.354240][ T225] Tainted: [W]=WARN [ 10.354241][ T225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.354243][ T225] Call Trace: [ 10.354245][ T225] [ 10.354246][ T225] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.354252][ T225] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.354256][ T225] __might_resched.cold (kernel/sched/core.c:9234) [ 10.354260][ T225] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.354265][ T225] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.354270][ T225] __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)) [ 10.354272][ T225] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.354278][ T225] ? 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) [ 10.354281][ T225] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.354284][ T225] put_chars (drivers/char/virtio_console.c:1176) [ 10.354287][ T225] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.354288][ T225] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.354293][ T225] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.354295][ T225] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.354300][ T225] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.354303][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.354308][ T225] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.354310][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.354315][ T225] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.354319][ T225] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.354321][ T225] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 10.354324][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.354327][ T225] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.354331][ T225] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.354334][ T225] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.354336][ T225] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.354341][ T225] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.354344][ T225] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.354346][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.354348][ T225] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.354352][ T225] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.354354][ T225] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.354357][ T225] vprintk_emit (kernel/printk/printk.c:2479) [ 10.354361][ T225] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.354366][ T225] ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q [ 10.354370][ T225] _printk (kernel/printk/printk.c:2504) [ 10.354374][ T225] ? snapshot_read.cold (user.c:?) [ 10.354380][ T225] ? do_one_initcall (./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/initcall.h:27 init/main.c:1356) [ 10.354383][ T225] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q [ 10.354387][ T225] do_one_initcall (init/main.c:1357) [ 10.354389][ T225] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.354394][ T225] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 10.354397][ T225] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.354402][ T225] do_init_module (kernel/module/main.c:3117) [ 10.354406][ T225] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.354410][ T225] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.354413][ T225] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 10.354417][ T225] load_module (kernel/module/main.c:3593) [ 10.354424][ T225] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 10.354428][ T225] ? __ia32_sys_fsconfig (??:?) [ 10.354431][ T225] ? ovl_real_file (fs/overlayfs/file.c:195) [ 10.354435][ T225] ? backing_file_read_iter (fs/backing-file.c:211) [ 10.354438][ T225] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.354442][ T225] init_module_from_file (kernel/module/main.c:3790) [ 10.354445][ T225] ? __do_sys_init_module (kernel/module/main.c:3664) [ 10.354453][ T225] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.354456][ T225] ? 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) [ 10.354459][ T225] idempotent_init_module (kernel/module/main.c:3802) [ 10.354463][ T225] ? init_module_from_file (kernel/module/main.c:3791) [ 10.354469][ T225] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.354471][ T225] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.354477][ T225] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 10.354479][ T225] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.354483][ T225] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.354485][ T225] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.354488][ T225] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.354490][ T225] RIP: 0033:0x7f5b6570037d [ 10.354494][ T225] 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 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 10.354495][ T225] RSP: 002b:00007ffce0375f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.354498][ T225] RAX: ffffffffffffffda RBX: 00005630a3947810 RCX: 00007f5b6570037d [ 10.354500][ T225] RDX: 0000000000000000 RSI: 00005630773e1ffd RDI: 0000000000000000 [ 10.354500][ T225] RBP: 00007ffce0376020 R08: 0000000000000000 R09: 0000000000000000 [ 10.354501][ T225] R10: 0000000000000000 R11: 0000000000000246 R12: 00005630773e1ffd [ 10.354502][ T225] R13: 00005630a3947960 R14: 0000000000040000 R15: 0000000000000000 | [ 22.430025][ T360] softirqs last disabled at (13468): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) bridge | [ 22.430033][ T360] Preemption disabled at: | [ 22.430034][ T360] 0x0 | [ 22.430045][ T360] Tainted: [W]=WARN [ 22.430045][ T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.430047][ T360] Call Trace: [ 22.430049][ T360] [ 22.430051][ T360] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.430057][ T360] __might_resched.cold (kernel/sched/core.c:9234) [ 22.430062][ T360] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 22.430066][ T360] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 22.430071][ T360] __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)) [ 22.430073][ T360] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.430079][ T360] ? 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) [ 22.430082][ T360] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.430085][ T360] put_chars (drivers/char/virtio_console.c:1176) [ 22.430088][ T360] ? __send_to_port (drivers/char/virtio_console.c:654) [ 22.430090][ T360] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 22.430094][ T360] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 22.430097][ T360] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 22.430100][ T360] ? mark_usage (kernel/locking/lockdep.c:4690) [ 22.430102][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.430104][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.430108][ T360] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 22.430109][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.430113][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.430117][ T360] console_emit_next_record (kernel/printk/printk.c:3183) [ 22.430122][ T360] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 22.430123][ T360] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 22.430127][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.430130][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.430134][ T360] console_flush_one_record (kernel/printk/printk.c:3268) [ 22.430138][ T360] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 22.430140][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.430146][ T360] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 22.430148][ T360] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 22.430150][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.430152][ T360] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 22.430156][ T360] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 22.430158][ T360] ? vprintk_emit (kernel/printk/printk.c:2478) [ 22.430161][ T360] vprintk_emit (kernel/printk/printk.c:2479) [ 22.430165][ T360] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 22.430167][ T360] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 22.430170][ T360] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 22.430172][ T360] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 22.430177][ T360] _printk (kernel/printk/printk.c:2504) [ 22.430181][ T360] ? snapshot_read.cold (user.c:?) [ 22.430188][ T360] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 22.430200][ T360] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge [ 22.430215][ T360] br_device_event (net/bridge/br.c:111) bridge [ 22.430223][ T360] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 22.430227][ T360] ? _sub_I_65535_1+0x4d0/0x4d0 stp [ 22.430233][ T360] notifier_call_chain (kernel/notifier.c:85) [ 22.430239][ T360] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 22.430244][ T360] ? netif_change_name (net/core/dev.c:1517) [ 22.430248][ T360] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 22.430251][ T360] ? __kernel_text_address (kernel/extable.c:79) [ 22.430256][ T360] ? write_profile (profile.c:?) [ 22.430258][ T360] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 22.430263][ T360] netif_change_flags (net/core/dev.c:9882) [ 22.430267][ T360] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 22.430271][ T360] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 22.430273][ T360] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 22.430274][ T360] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 22.430276][ T360] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 22.430280][ T360] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 22.430282][ T360] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 22.430284][ T360] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 22.430287][ T360] ? kasan_save_stack (mm/kasan/common.c:58) [ 22.430290][ T360] ? kasan_save_stack (mm/kasan/common.c:57) [ 22.430292][ T360] ? kasan_save_track (mm/kasan/common.c:78) [ 22.430294][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.430296][ T360] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 22.430299][ T360] ? ___sys_sendmsg (net/socket.c:2757) [ 22.430304][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.430306][ T360] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 22.430309][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.430311][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.430313][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.430314][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.430317][ T360] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 22.430321][ T360] ? __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) [ 22.430323][ T360] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 22.430325][ T360] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 22.430328][ T360] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 22.430334][ T360] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 22.430339][ T360] rtnl_newlink (net/core/rtnetlink.c:4215) [ 22.430344][ T360] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 22.430346][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.430351][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.430352][ T360] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.430355][ T360] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 22.430356][ T360] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.430360][ T360] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 22.430362][ T360] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 22.430366][ T360] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.430367][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.430371][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.430373][ T360] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.430377][ T360] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 22.430379][ T360] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.430382][ T360] ? netlink_ack (./include/linux/skbuff.h:2718) [ 22.430388][ T360] ? 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)) [ 22.430389][ T360] ? 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)) [ 22.430394][ T360] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 22.430398][ T360] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 22.430400][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.430405][ T360] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 22.430408][ T360] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 22.430412][ T360] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 22.430418][ T360] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 22.430420][ T360] ? copy_msghdr_from_user (net/socket.c:2650) [ 22.430422][ T360] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 22.430424][ T360] ? move_addr_to_kernel (net/socket.c:258) [ 22.430432][ T360] ___sys_sendmsg (net/socket.c:2767) [ 22.430434][ T360] ? copy_msghdr_from_user (net/socket.c:2619) [ 22.430450][ T360] __sys_sendmsg (net/socket.c:2799) [ 22.430453][ T360] ? __sys_sendmsg_sock (net/socket.c:2780) [ 22.430459][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.430463][ T360] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 22.430465][ T360] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 22.430468][ T360] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.430471][ T360] RIP: 0033:0x7f2f418e154e [ 22.430473][ T360] 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 [ 22.430475][ T360] RSP: 002b:00007ffc34214c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.430478][ T360] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2f418e154e [ 22.430479][ T360] RDX: 0000000000000000 RSI: 00007ffc34214d40 RDI: 0000000000000005 [ 22.430480][ T360] RBP: 00007ffc34214ca0 R08: 0000000000000000 R09: 0000000000000000 [ 22.430481][ T360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae4f Finger prints: br_device_event:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars