======================================
| [   11.014506][  T248] softirqs last disabled at (15183): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.014508][  T248] Preemption disabled at:
| [   11.014509][  T248] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.014518][  T248] Tainted: [W]=WARN
[   11.014519][  T248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.014521][  T248] Call Trace:
[   11.014523][  T248]  <TASK>
[   11.014524][  T248]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.014530][  T248]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.014532][  T248]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.014537][  T248]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.014541][  T248]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.014546][  T248]  __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))
[   11.014548][  T248]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.014554][  T248]  ? 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)
[   11.014557][  T248]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.014560][  T248]  put_chars (drivers/char/virtio_console.c:1176)
[   11.014562][  T248]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   11.014564][  T248]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.014567][  T248]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.014571][  T248]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.014575][  T248]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.014578][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.014579][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.014584][  T248]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.014585][  T248]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.014588][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.014591][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.014595][  T248]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.014599][  T248]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.014601][  T248]  ? 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))
[   11.014604][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.014606][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.014610][  T248]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.014614][  T248]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.014616][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.014621][  T248]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.014624][  T248]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.014626][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.014628][  T248]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.014632][  T248]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.014633][  T248]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.014637][  T248]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.014641][  T248]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.014646][  T248]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   11.014649][  T248]  _printk (kernel/printk/printk.c:2504)
[   11.014653][  T248]  ? snapshot_read.cold (user.c:?)
[   11.014659][  T248]  ? 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)
[   11.014662][  T248] gact_init_module (net/sched/act_gact.c:180) act_gact
[   11.014665][  T248]  do_one_initcall (init/main.c:1357)
[   11.014667][  T248]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.014672][  T248]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.014675][  T248]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.014679][  T248]  do_init_module (kernel/module/main.c:3117)
[   11.014683][  T248]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.014687][  T248]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.014690][  T248]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.014694][  T248]  load_module (kernel/module/main.c:3593)
[   11.014701][  T248]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.014705][  T248]  ? __ia32_sys_fsconfig (??:?)
[   11.014708][  T248]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.014711][  T248]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.014715][  T248]  init_module_from_file (kernel/module/main.c:3790)
[   11.014718][  T248]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.014726][  T248]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.014730][  T248]  ? 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)
[   11.014733][  T248]  idempotent_init_module (kernel/module/main.c:3802)
[   11.014736][  T248]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.014742][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.014745][  T248]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.014751][  T248]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.014753][  T248]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.014757][  T248]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.014758][  T248]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.014761][  T248]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.014763][  T248] RIP: 0033:0x7f72d8b2937d
[   11.014767][  T248] 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
[   11.014768][  T248] RSP: 002b:00007fff974dd468 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.014771][  T248] RAX: ffffffffffffffda RBX: 0000562e63c8e810 RCX: 00007f72d8b2937d
[   11.014772][  T248] RDX: 0000000000000000 RSI: 0000562e4a5e6ffd RDI: 0000000000000000
[   11.014773][  T248] RBP: 00007fff974dd500 R08: 0000000000000000 R09: 0000000000000000
[   11.014774][  T248] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562e4a5e6ffd
[   11.014775][  T248] R13: 0000562e63c8e960 R14: 0000000000040000 R15: 0000000000000000
| [   17.429361][  T353] softirqs last disabled at (14096): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   17.429363][  T353] Preemption disabled at:
| [   17.429364][  T353] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.429373][  T353] Tainted: [W]=WARN
[   17.429374][  T353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.429376][  T353] Call Trace:
[   17.429378][  T353]  <TASK>
[   17.429379][  T353]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.429385][  T353]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.429387][  T353]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.429392][  T353]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.429396][  T353]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.429401][  T353]  __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))
[   17.429403][  T353]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.429409][  T353]  ? 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)
[   17.429418][  T353]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.429421][  T353]  put_chars (drivers/char/virtio_console.c:1176)
[   17.429423][  T353]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   17.429425][  T353]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.429428][  T353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.429432][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.429435][  T353]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.429438][  T353]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.429441][  T353]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.429443][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.429445][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.429448][  T353]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.429450][  T353]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.429453][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.429456][  T353]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.429460][  T353]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.429463][  T353]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.429465][  T353]  ? 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))
[   17.429468][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.429471][  T353]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.429474][  T353]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.429478][  T353]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.429480][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.429485][  T353]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.429488][  T353]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.429490][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.429492][  T353]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.429495][  T353]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.429497][  T353]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.429500][  T353]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.429504][  T353]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.429507][  T353]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.429509][  T353]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.429513][  T353]  _printk (kernel/printk/printk.c:2504)
[   17.429516][  T353]  ? snapshot_read.cold (user.c:?)
[   17.429520][  T353]  ? br_multicast_flood (??:?) bridge
[   17.429533][  T353]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   17.429534][  T353]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.429535][  T353]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.429540][  T353] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   17.429550][  T353] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   17.429558][  T353] new_nbp (net/bridge/br_if.c:449) bridge
[   17.429567][  T353] br_add_if (net/bridge/br_if.c:592) bridge
[   17.429574][  T353]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   17.429578][  T353]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   17.429581][  T353]  ? __kernel_text_address (kernel/extable.c:79)
[   17.429585][  T353]  do_set_master (net/core/rtnetlink.c:3071)
[   17.429590][  T353]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   17.429593][  T353]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.429596][  T353]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.429597][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.429599][  T353]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.429602][  T353]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.429605][  T353]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.429607][  T353]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.429609][  T353]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.429612][  T353]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.429614][  T353]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.429616][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.429618][  T353]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   17.429621][  T353]  ? ___sys_sendmsg (net/socket.c:2757)
[   17.429625][  T353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.429627][  T353]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.429630][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.429632][  T353]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.429634][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.429636][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.429638][  T353]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.429642][  T353]  ? __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)
[   17.429645][  T353]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.429647][  T353]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.429650][  T353]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.429652][  T353]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.429656][  T353]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.429661][  T353]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.429667][  T353]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.429668][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.429673][  T353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.429675][  T353]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.429677][  T353]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.429678][  T353]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.429682][  T353]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.429684][  T353]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.429687][  T353]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.429689][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.429693][  T353]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.429695][  T353]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.429698][  T353]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.429700][  T353]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.429703][  T353]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.429709][  T353]  ? 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))
[   17.429710][  T353]  ? 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))
[   17.429714][  T353]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.429718][  T353]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.429721][  T353]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.429725][  T353]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.429728][  T353]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.429732][  T353]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.429737][  T353]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.429739][  T353]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.429742][  T353]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.429743][  T353]  ? move_addr_to_kernel (net/socket.c:258)
[   17.429750][  T353]  ___sys_sendmsg (net/socket.c:2767)
[   17.429753][  T353]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.429768][  T353]  __sys_sendmsg (net/socket.c:2799)
[   17.429771][  T353]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.429777][  T353]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.429780][  T353]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.429782][  T353]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.429786][  T353]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.429788][  T353] RIP: 0033:0x7f79fced854e
[   17.429791][  T353] 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 <c9> 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
[   17.429793][  T353] RSP: 002b:00007ffe76b00170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.429795][  T353] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f79fced854e
[   17.429797][  T353] RDX: 0000000000000000 RSI: 00007ffe76b00220 RDI: 0000000000000005
[   17.429798][  T353] RBP: 00007ffe76b00180 R08: 0000000000000000 R09: 0000000000000000
[   17.429798][  T353] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e059
[   17.429799][  T353] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe76b008e0
| [   27.029254][    C2] softirqs last disabled at (1116683): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.029255][    C2] Preemption disabled at:
| [   27.029256][    C2] 0x0
| [   27.029266][    C2] Tainted: [W]=WARN
[   27.029267][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.029269][    C2] Call Trace:
[   27.029270][    C2]  <IRQ>
[   27.029272][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.029278][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.029282][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.029285][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   27.029288][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.029292][    C2]  __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))
[   27.029295][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.029297][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.029301][    C2]  ? 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)
[   27.029303][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.029305][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   27.029307][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.029309][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   27.029312][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.029316][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.029317][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.029319][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.029321][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.029324][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.029326][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.029327][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.029329][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.029331][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   27.029332][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.029335][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.029337][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.029339][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.029341][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.029342][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.029344][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.029345][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.029347][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.029349][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.029351][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.029353][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.029355][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.029367][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.029369][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.029375][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.029381][    C2]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   27.029385][    C2]  _printk (kernel/printk/printk.c:2504)
[   27.029389][    C2]  ? snapshot_read.cold (user.c:?)
[   27.029390][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   27.029394][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.029397][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   27.029398][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   27.029401][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.029404][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.029406][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.029407][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.029415][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.029417][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.029423][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.029425][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.029427][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.029433][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.029435][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.029441][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.029448][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.029454][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   27.029457][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.029459][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.029462][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.029464][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.029466][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.029468][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.029470][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.029477][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.029478][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.029481][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.029484][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.029486][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.029487][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.029490][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.029491][    C2]  handle_softirqs (kernel/softirq.c:645)
[   27.029493][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.029495][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.029497][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.029498][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   27.029500][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.029503][    C2]  </IRQ>
[   27.029504][    C2]  <TASK>
[   27.029504][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.029506][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.029508][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.029511][    C2] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.029513][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   27.029517][    C2] RAX: 0000000000110a09 RBX: ff11000001bec6c0 RCX: ffffffff9daf0307
[   27.029518][    C2] RDX: ff11000001bec6c0 RSI: ffffffffa0838b1c RDI: ffffffffa028d8e0
[   27.029519][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.029520][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   27.029521][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.029522][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.029525][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.029527][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   27.029529][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.029531][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   27.029532][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.029535][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.029536][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.029538][    C2]  do_idle (kernel/sched/idle.c:355)
[   27.029540][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.029541][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.029543][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.029545][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.088492][    C2]
| [   27.088559][    C2]
| [   27.088559][    C2] stack backtrace:
| [   27.088774][    C2] Tainted: [W]=WARN
[   27.088775][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.088776][    C2] Call Trace:
[   27.088778][    C2]  <IRQ>
[   27.088779][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.088783][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.088786][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.088789][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.088791][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.088792][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.088794][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.088796][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.088803][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.088806][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.088808][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.088814][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.088816][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.088822][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.088828][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.088834][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   27.088836][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.088838][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.088841][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.088843][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.088845][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.088847][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.088849][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.088856][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.088858][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.088860][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.088863][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.088865][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.088867][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.088869][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.088871][    C2]  handle_softirqs (kernel/softirq.c:645)
[   27.088872][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.088874][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.088876][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.088877][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   27.088879][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.088881][    C2]  </IRQ>
[   27.088881][    C2]  <TASK>
[   27.088882][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.088883][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.088885][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.088887][    C2] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.088888][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   27.088890][    C2] RAX: 0000000000110a09 RBX: ff11000001bec6c0 RCX: ffffffff9daf0307
[   27.088892][    C2] RDX: ff11000001bec6c0 RSI: ffffffffa0838b1c RDI: ffffffffa028d8e0
[   27.088893][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.088894][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   27.088894][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.088896][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.088898][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.088900][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   27.088902][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.088903][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   27.088905][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.088906][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.088908][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.088910][    C2]  do_idle (kernel/sched/idle.c:355)
[   27.088912][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.088913][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.088915][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.088916][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   34.835953][ T2391] softirqs last disabled at (0): 0x0
| [   34.835955][ T2391] Preemption disabled at:
| [   34.835955][ T2391] vprintk_emit (kernel/printk/printk.c:2471)
| [   34.835966][ T2391] Tainted: [W]=WARN
[   34.835967][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.835969][ T2391] Call Trace:
[   34.835970][ T2391]  <TASK>
[   34.835971][ T2391]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.835977][ T2391]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   34.835978][ T2391]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.835982][ T2391]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.835985][ T2391]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   34.835988][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.835992][ T2391]  __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))
[   34.835994][ T2391]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   34.835997][ T2391]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.836000][ T2391]  ? 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)
[   34.836002][ T2391]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.836004][ T2391]  put_chars (drivers/char/virtio_console.c:1176)
[   34.836006][ T2391]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.836007][ T2391]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   34.836010][ T2391]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.836013][ T2391]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.836014][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836016][ T2391]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.836018][ T2391]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.836020][ T2391]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.836022][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836023][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836025][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836027][ T2391]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.836028][ T2391]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   34.836030][ T2391]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.836032][ T2391]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.836035][ T2391]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.836036][ T2391]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.836038][ T2391]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.836039][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836041][ T2391]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   34.836042][ T2391]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   34.836044][ T2391]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   34.836046][ T2391]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.836047][ T2391]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.836049][ T2391]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.836052][ T2391]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.836053][ T2391]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.836056][ T2391]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.836059][ T2391]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.836060][ T2391]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   34.836063][ T2391]  ? ___sys_sendmsg (net/socket.c:2767)
[   34.836064][ T2391]  ? __sys_sendmsg (net/socket.c:2799)
[   34.836066][ T2391]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.836069][ T2391]  _printk (kernel/printk/printk.c:2504)
[   34.836072][ T2391]  ? snapshot_read.cold (user.c:?)
[   34.836074][ T2391]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   34.836077][ T2391]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   34.836078][ T2391]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   34.836080][ T2391]  ? netdev_notice (net/core/dev.c:13194)
[   34.836082][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836084][ T2391]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   34.836085][ T2391]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   34.836088][ T2391]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   34.836089][ T2391]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   34.836092][ T2391]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   34.836094][ T2391]  dev_set_allmulti (net/core/dev_api.c:315)
[   34.836097][ T2391] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   34.836109][ T2391]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   34.836112][ T2391]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   34.836115][ T2391] br_del_if (net/bridge/br_if.c:732) bridge
[   34.836122][ T2391]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.836124][ T2391]  do_set_master (net/core/rtnetlink.c:3055)
[   34.836127][ T2391]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   34.836129][ T2391]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   34.836132][ T2391]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   34.836133][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836134][ T2391]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   34.836138][ T2391]  ? kasan_save_stack (mm/kasan/common.c:58)
[   34.836140][ T2391]  ? kasan_save_stack (mm/kasan/common.c:57)
[   34.836142][ T2391]  ? kasan_save_track (mm/kasan/common.c:78)
[   34.836143][ T2391]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   34.836145][ T2391]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   34.836146][ T2391]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   34.836147][ T2391]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.836148][ T2391]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.836149][ T2391]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.836151][ T2391]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.836152][ T2391]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   34.836156][ T2391]  ? ___sys_sendmsg (net/socket.c:2767)
[   34.836157][ T2391]  ? __sys_sendmsg (net/socket.c:2799)
[   34.836158][ T2391]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.836159][ T2391]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.836162][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836164][ T2391]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.836165][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836166][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836168][ T2391]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   34.836170][ T2391]  ? __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)
[   34.836172][ T2391]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   34.836174][ T2391]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.836176][ T2391]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   34.836177][ T2391]  ? nla_get_range_signed (lib/nlattr.c:270)
[   34.836179][ T2391]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   34.836181][ T2391]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   34.836183][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836185][ T2391]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.836186][ T2391]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.836187][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836189][ T2391]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   34.836191][ T2391]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   34.836193][ T2391]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   34.836194][ T2391]  ? __kernel_text_address (kernel/extable.c:79)
[   34.836195][ T2391]  ? write_profile (profile.c:?)
[   34.836196][ T2391]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   34.836199][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836200][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836202][ T2391]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   34.836205][ T2391]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.836207][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836208][ T2391]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.836210][ T2391]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.836211][ T2391]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.836212][ T2391]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   34.836214][ T2391]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   34.836216][ T2391]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.836218][ T2391]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.836219][ T2391]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   34.836220][ T2391]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.836222][ T2391]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   34.836224][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836226][ T2391]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   34.836227][ T2391]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.836229][ T2391]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.836231][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836232][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836234][ T2391]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.836236][ T2391]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.836238][ T2391]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   34.836239][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836241][ T2391]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   34.836243][ T2391]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   34.836244][ T2391]  ? copy_msghdr_from_user (net/socket.c:2650)
[   34.836246][ T2391]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   34.836247][ T2391]  ? move_addr_to_kernel (net/socket.c:258)
[   34.836249][ T2391]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   34.836251][ T2391]  ___sys_sendmsg (net/socket.c:2767)
[   34.836253][ T2391]  ? copy_msghdr_from_user (net/socket.c:2619)
[   34.836258][ T2391]  __sys_sendmsg (net/socket.c:2799)
[   34.836259][ T2391]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   34.836262][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.836264][ T2391]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.836265][ T2391]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   34.836267][ T2391]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.836269][ T2391] RIP: 0033:0x7f58c7b8154e
[   34.836271][ T2391] 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 <c9> 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
[   34.836272][ T2391] RSP: 002b:00007ffe408ab370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.836277][ T2391] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f58c7b8154e
[   34.836278][ T2391] RDX: 0000000000000000 RSI: 00007ffe408ab420 RDI: 0000000000000005
[   34.836279][ T2391] RBP: 00007ffe408ab380 R08: 0000000000000000 R09: 0000000000000000
[   34.836280][ T2391] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e06b
[   34.836280][ T2391] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe408abae0
| [   49.912485][ T4446] softirqs last disabled at (0): 0x0
| [   49.912487][ T4446] Preemption disabled at:
| [   49.912488][ T4446] vprintk_emit (kernel/printk/printk.c:2471)
| [   49.912498][ T4446] Tainted: [W]=WARN
[   49.912499][ T4446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.912501][ T4446] Call Trace:
[   49.912502][ T4446]  <TASK>
[   49.912503][ T4446]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.912509][ T4446]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   49.912511][ T4446]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.912514][ T4446]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.912517][ T4446]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   49.912520][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912524][ T4446]  __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))
[   49.912527][ T4446]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.912529][ T4446]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.912533][ T4446]  ? 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)
[   49.912535][ T4446]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.912537][ T4446]  put_chars (drivers/char/virtio_console.c:1176)
[   49.912538][ T4446]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.912540][ T4446]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   49.912542][ T4446]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.912546][ T4446]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.912547][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912549][ T4446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.912551][ T4446]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.912553][ T4446]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.912555][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912557][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912558][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912560][ T4446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.912562][ T4446]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   49.912563][ T4446]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.912566][ T4446]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.912568][ T4446]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.912570][ T4446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.912572][ T4446]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.912573][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912575][ T4446]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.912576][ T4446]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   49.912578][ T4446]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   49.912580][ T4446]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.912582][ T4446]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.912584][ T4446]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.912586][ T4446]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.912588][ T4446]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.912591][ T4446]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.912594][ T4446]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.912595][ T4446]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.912598][ T4446]  ? ___sys_sendmsg (net/socket.c:2767)
[   49.912599][ T4446]  ? __sys_sendmsg (net/socket.c:2799)
[   49.912601][ T4446]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.912604][ T4446]  _printk (kernel/printk/printk.c:2504)
[   49.912607][ T4446]  ? snapshot_read.cold (user.c:?)
[   49.912609][ T4446]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   49.912612][ T4446]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   49.912613][ T4446]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   49.912615][ T4446]  ? netdev_notice (net/core/dev.c:13194)
[   49.912617][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912619][ T4446]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   49.912620][ T4446]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   49.912622][ T4446]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   49.912624][ T4446]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.912626][ T4446]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   49.912629][ T4446]  dev_set_allmulti (net/core/dev_api.c:315)
[   49.912632][ T4446] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   49.912644][ T4446]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   49.912648][ T4446]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.912650][ T4446] br_del_if (net/bridge/br_if.c:732) bridge
[   49.912657][ T4446]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.912660][ T4446]  do_set_master (net/core/rtnetlink.c:3055)
[   49.912662][ T4446]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   49.912665][ T4446]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   49.912667][ T4446]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   49.912668][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912670][ T4446]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.912673][ T4446]  ? kasan_save_stack (mm/kasan/common.c:58)
[   49.912676][ T4446]  ? kasan_save_stack (mm/kasan/common.c:57)
[   49.912677][ T4446]  ? kasan_save_track (mm/kasan/common.c:78)
[   49.912679][ T4446]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   49.912680][ T4446]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   49.912682][ T4446]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   49.912683][ T4446]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.912684][ T4446]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.912685][ T4446]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.912686][ T4446]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.912687][ T4446]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.912689][ T4446]  ? ___sys_sendmsg (net/socket.c:2767)
[   49.912690][ T4446]  ? __sys_sendmsg (net/socket.c:2799)
[   49.912692][ T4446]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.912693][ T4446]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.912695][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912697][ T4446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.912698][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912700][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912701][ T4446]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   49.912703][ T4446]  ? __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)
[   49.912706][ T4446]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   49.912707][ T4446]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.912709][ T4446]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   49.912710][ T4446]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.912712][ T4446]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   49.912714][ T4446]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   49.912716][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912718][ T4446]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.912719][ T4446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.912721][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912723][ T4446]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   49.912724][ T4446]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   49.912726][ T4446]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.912727][ T4446]  ? __kernel_text_address (kernel/extable.c:79)
[   49.912728][ T4446]  ? write_profile (profile.c:?)
[   49.912730][ T4446]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.912732][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912734][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912735][ T4446]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   49.912739][ T4446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.912740][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912742][ T4446]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.912743][ T4446]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.912745][ T4446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.912746][ T4446]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.912748][ T4446]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.912750][ T4446]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.912751][ T4446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.912753][ T4446]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.912754][ T4446]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.912755][ T4446]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   49.912758][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912760][ T4446]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.912761][ T4446]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.912763][ T4446]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.912765][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912766][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912768][ T4446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.912770][ T4446]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.912772][ T4446]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   49.912774][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912775][ T4446]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.912777][ T4446]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.912779][ T4446]  ? copy_msghdr_from_user (net/socket.c:2650)
[   49.912780][ T4446]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   49.912782][ T4446]  ? move_addr_to_kernel (net/socket.c:258)
[   49.912783][ T4446]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.912786][ T4446]  ___sys_sendmsg (net/socket.c:2767)
[   49.912787][ T4446]  ? copy_msghdr_from_user (net/socket.c:2619)
[   49.912792][ T4446]  __sys_sendmsg (net/socket.c:2799)
[   49.912794][ T4446]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   49.912797][ T4446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.912799][ T4446]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.912800][ T4446]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   49.912802][ T4446]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.912804][ T4446] RIP: 0033:0x7f584d3ad54e
[   49.912806][ T4446] 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 <c9> 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
[   49.912807][ T4446] RSP: 002b:00007ffc2a0511c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.912812][ T4446] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f584d3ad54e
[   49.912813][ T4446] RDX: 0000000000000000 RSI: 00007ffc2a051270 RDI: 0000000000000005
[   49.912814][ T4446] RBP: 00007ffc2a0511d0 R08: 0000000000000000 R09: 0000000000000000
[   49.912815][ T4446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e07a
[   49.912816][ T4446] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc2a051930
| [   64.697762][ T6511] softirqs last disabled at (0): 0x0
| [   64.697763][ T6511] Preemption disabled at:
| [   64.697764][ T6511] vprintk_emit (kernel/printk/printk.c:2471)
| [   64.697775][ T6511] Tainted: [W]=WARN
[   64.697776][ T6511] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.697778][ T6511] Call Trace:
[   64.697779][ T6511]  <TASK>
[   64.697780][ T6511]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   64.697785][ T6511]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   64.697787][ T6511]  __might_resched.cold (kernel/sched/core.c:9234)
[   64.697791][ T6511]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   64.697795][ T6511]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   64.697797][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.697801][ T6511]  __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))
[   64.697804][ T6511]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   64.697806][ T6511]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.697810][ T6511]  ? 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)
[   64.697812][ T6511]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.697813][ T6511]  put_chars (drivers/char/virtio_console.c:1176)
[   64.697815][ T6511]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   64.697817][ T6511]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   64.697820][ T6511]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   64.697823][ T6511]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   64.697824][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.697826][ T6511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.697828][ T6511]  console_emit_next_record (kernel/printk/printk.c:3183)
[   64.697831][ T6511]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   64.697833][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.697835][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.697836][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.697838][ T6511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.697840][ T6511]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   64.697841][ T6511]  console_flush_one_record (kernel/printk/printk.c:3268)
[   64.697844][ T6511]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   64.697847][ T6511]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   64.697848][ T6511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.697850][ T6511]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   64.697852][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.697853][ T6511]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.697855][ T6511]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   64.697856][ T6511]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   64.697858][ T6511]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   64.697860][ T6511]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   64.697862][ T6511]  vprintk_emit (kernel/printk/printk.c:2479)
[   64.697865][ T6511]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   64.697866][ T6511]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.697870][ T6511]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.697872][ T6511]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.697874][ T6511]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.697876][ T6511]  ? ___sys_sendmsg (net/socket.c:2767)
[   64.697878][ T6511]  ? __sys_sendmsg (net/socket.c:2799)
[   64.697880][ T6511]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.697883][ T6511]  _printk (kernel/printk/printk.c:2504)
[   64.697886][ T6511]  ? snapshot_read.cold (user.c:?)
[   64.697888][ T6511]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   64.697891][ T6511]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   64.697893][ T6511]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   64.697895][ T6511]  ? netdev_notice (net/core/dev.c:13194)
[   64.697896][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.697898][ T6511]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   64.697900][ T6511]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   64.697902][ T6511]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   64.697904][ T6511]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   64.697906][ T6511]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   64.697909][ T6511]  dev_set_allmulti (net/core/dev_api.c:315)
[   64.697912][ T6511] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   64.697924][ T6511]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   64.697928][ T6511]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   64.697931][ T6511] br_del_if (net/bridge/br_if.c:732) bridge
[   64.697938][ T6511]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   64.697940][ T6511]  do_set_master (net/core/rtnetlink.c:3055)
[   64.697943][ T6511]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   64.697945][ T6511]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   64.697948][ T6511]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   64.697949][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.697951][ T6511]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   64.697955][ T6511]  ? kasan_save_stack (mm/kasan/common.c:58)
[   64.697957][ T6511]  ? kasan_save_stack (mm/kasan/common.c:57)
[   64.697959][ T6511]  ? kasan_save_track (mm/kasan/common.c:78)
[   64.697960][ T6511]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   64.697962][ T6511]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   64.697963][ T6511]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   64.697964][ T6511]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.697965][ T6511]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.697967][ T6511]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.697968][ T6511]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.697969][ T6511]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.697971][ T6511]  ? ___sys_sendmsg (net/socket.c:2767)
[   64.697972][ T6511]  ? __sys_sendmsg (net/socket.c:2799)
[   64.697973][ T6511]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.697975][ T6511]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.697977][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.697979][ T6511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.697980][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.697982][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.697984][ T6511]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   64.697986][ T6511]  ? __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)
[   64.697988][ T6511]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   64.697990][ T6511]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   64.697991][ T6511]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   64.697993][ T6511]  ? nla_get_range_signed (lib/nlattr.c:270)
[   64.697995][ T6511]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   64.697997][ T6511]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   64.697999][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.698001][ T6511]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   64.698002][ T6511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.698003][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.698005][ T6511]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   64.698007][ T6511]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   64.698009][ T6511]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   64.698010][ T6511]  ? __kernel_text_address (kernel/extable.c:79)
[   64.698011][ T6511]  ? write_profile (profile.c:?)
[   64.698013][ T6511]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   64.698015][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.698017][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.698018][ T6511]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   64.698022][ T6511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.698023][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.698025][ T6511]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   64.698026][ T6511]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.698028][ T6511]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.698030][ T6511]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   64.698031][ T6511]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   64.698033][ T6511]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.698035][ T6511]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.698036][ T6511]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.698038][ T6511]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.698039][ T6511]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   64.698042][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.698043][ T6511]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.698045][ T6511]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.698047][ T6511]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.698049][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.698050][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.698052][ T6511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.698054][ T6511]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.698056][ T6511]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   64.698058][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.698059][ T6511]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.698061][ T6511]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.698063][ T6511]  ? copy_msghdr_from_user (net/socket.c:2650)
[   64.698065][ T6511]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   64.698066][ T6511]  ? move_addr_to_kernel (net/socket.c:258)
[   64.698068][ T6511]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   64.698070][ T6511]  ___sys_sendmsg (net/socket.c:2767)
[   64.698072][ T6511]  ? copy_msghdr_from_user (net/socket.c:2619)
[   64.698077][ T6511]  __sys_sendmsg (net/socket.c:2799)
[   64.698079][ T6511]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   64.698081][ T6511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.698084][ T6511]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.698085][ T6511]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   64.698087][ T6511]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.698089][ T6511] RIP: 0033:0x7f77f808154e
[   64.698091][ T6511] 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 <c9> 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
[   64.698092][ T6511] RSP: 002b:00007fff39255a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.698097][ T6511] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f77f808154e
[   64.698098][ T6511] RDX: 0000000000000000 RSI: 00007fff39255b40 RDI: 0000000000000005
[   64.698099][ T6511] RBP: 00007fff39255aa0 R08: 0000000000000000 R09: 0000000000000000
[   64.698100][ T6511] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e089
[   64.698101][ T6511] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff39256200
| [   79.933325][ T8576] softirqs last disabled at (0): 0x0
| [   79.933327][ T8576] Preemption disabled at:
| [   79.933328][ T8576] vprintk_emit (kernel/printk/printk.c:2471)
| [   79.933339][ T8576] Tainted: [W]=WARN
[   79.933340][ T8576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.933343][ T8576] Call Trace:
[   79.933344][ T8576]  <TASK>
[   79.933345][ T8576]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   79.933351][ T8576]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   79.933353][ T8576]  __might_resched.cold (kernel/sched/core.c:9234)
[   79.933357][ T8576]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   79.933360][ T8576]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   79.933363][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933367][ T8576]  __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))
[   79.933370][ T8576]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   79.933372][ T8576]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   79.933376][ T8576]  ? 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)
[   79.933378][ T8576]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   79.933380][ T8576]  put_chars (drivers/char/virtio_console.c:1176)
[   79.933382][ T8576]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   79.933384][ T8576]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   79.933386][ T8576]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   79.933389][ T8576]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   79.933391][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933392][ T8576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.933395][ T8576]  console_emit_next_record (kernel/printk/printk.c:3183)
[   79.933397][ T8576]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   79.933399][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933401][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933402][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933409][ T8576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.933411][ T8576]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   79.933413][ T8576]  console_flush_one_record (kernel/printk/printk.c:3268)
[   79.933415][ T8576]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   79.933418][ T8576]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   79.933420][ T8576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.933421][ T8576]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   79.933423][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933424][ T8576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   79.933426][ T8576]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   79.933427][ T8576]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   79.933429][ T8576]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   79.933431][ T8576]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   79.933433][ T8576]  vprintk_emit (kernel/printk/printk.c:2479)
[   79.933436][ T8576]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   79.933437][ T8576]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   79.933441][ T8576]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.933443][ T8576]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   79.933445][ T8576]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   79.933447][ T8576]  ? ___sys_sendmsg (net/socket.c:2767)
[   79.933449][ T8576]  ? __sys_sendmsg (net/socket.c:2799)
[   79.933450][ T8576]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   79.933454][ T8576]  _printk (kernel/printk/printk.c:2504)
[   79.933457][ T8576]  ? snapshot_read.cold (user.c:?)
[   79.933459][ T8576]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   79.933462][ T8576]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   79.933464][ T8576]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   79.933465][ T8576]  ? netdev_notice (net/core/dev.c:13194)
[   79.933467][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933469][ T8576]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   79.933471][ T8576]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   79.933473][ T8576]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   79.933475][ T8576]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   79.933477][ T8576]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   79.933480][ T8576]  dev_set_allmulti (net/core/dev_api.c:315)
[   79.933483][ T8576] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   79.933496][ T8576]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   79.933499][ T8576]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   79.933502][ T8576] br_del_if (net/bridge/br_if.c:732) bridge
[   79.933509][ T8576]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   79.933512][ T8576]  do_set_master (net/core/rtnetlink.c:3055)
[   79.933514][ T8576]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   79.933517][ T8576]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   79.933520][ T8576]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   79.933521][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933523][ T8576]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   79.933527][ T8576]  ? kasan_save_stack (mm/kasan/common.c:58)
[   79.933529][ T8576]  ? kasan_save_stack (mm/kasan/common.c:57)
[   79.933531][ T8576]  ? kasan_save_track (mm/kasan/common.c:78)
[   79.933532][ T8576]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   79.933534][ T8576]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   79.933535][ T8576]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   79.933536][ T8576]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   79.933537][ T8576]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   79.933539][ T8576]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.933540][ T8576]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   79.933541][ T8576]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   79.933543][ T8576]  ? ___sys_sendmsg (net/socket.c:2767)
[   79.933544][ T8576]  ? __sys_sendmsg (net/socket.c:2799)
[   79.933545][ T8576]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   79.933547][ T8576]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.933549][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933551][ T8576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.933552][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933554][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933556][ T8576]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   79.933558][ T8576]  ? __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)
[   79.933560][ T8576]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   79.933561][ T8576]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   79.933563][ T8576]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   79.933564][ T8576]  ? nla_get_range_signed (lib/nlattr.c:270)
[   79.933566][ T8576]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   79.933568][ T8576]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   79.933570][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933572][ T8576]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   79.933573][ T8576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.933575][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933577][ T8576]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   79.933578][ T8576]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   79.933580][ T8576]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   79.933581][ T8576]  ? __kernel_text_address (kernel/extable.c:79)
[   79.933583][ T8576]  ? write_profile (profile.c:?)
[   79.933584][ T8576]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   79.933586][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933588][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933590][ T8576]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   79.933593][ T8576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.933595][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933597][ T8576]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   79.933598][ T8576]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   79.933600][ T8576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.933601][ T8576]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   79.933602][ T8576]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   79.933605][ T8576]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   79.933606][ T8576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.933608][ T8576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   79.933609][ T8576]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.933611][ T8576]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   79.933613][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933615][ T8576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   79.933617][ T8576]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.933619][ T8576]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.933620][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933622][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933624][ T8576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.933626][ T8576]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   79.933627][ T8576]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   79.933629][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933631][ T8576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   79.933633][ T8576]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   79.933635][ T8576]  ? copy_msghdr_from_user (net/socket.c:2650)
[   79.933636][ T8576]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   79.933638][ T8576]  ? move_addr_to_kernel (net/socket.c:258)
[   79.933639][ T8576]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   79.933642][ T8576]  ___sys_sendmsg (net/socket.c:2767)
[   79.933644][ T8576]  ? copy_msghdr_from_user (net/socket.c:2619)
[   79.933649][ T8576]  __sys_sendmsg (net/socket.c:2799)
[   79.933651][ T8576]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   79.933653][ T8576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.933655][ T8576]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   79.933657][ T8576]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   79.933659][ T8576]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.933661][ T8576] RIP: 0033:0x7f18ef5b154e
[   79.933663][ T8576] 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 <c9> 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
[   79.933665][ T8576] RSP: 002b:00007ffd632a2820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.933669][ T8576] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f18ef5b154e
[   79.933670][ T8576] RDX: 0000000000000000 RSI: 00007ffd632a28d0 RDI: 0000000000000005
[   79.933671][ T8576] RBP: 00007ffd632a2830 R08: 0000000000000000 R09: 0000000000000000
[   79.933672][ T8576] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e098
[   79.933673][ T8576] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd632a2f90
| [   94.851528][T10641] softirqs last disabled at (0): 0x0
| [   94.851530][T10641] Preemption disabled at:
| [   94.851531][T10641] vprintk_emit (kernel/printk/printk.c:2471)
| [   94.851542][T10641] Tainted: [W]=WARN
[   94.851543][T10641] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.851545][T10641] Call Trace:
[   94.851546][T10641]  <TASK>
[   94.851547][T10641]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   94.851552][T10641]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   94.851554][T10641]  __might_resched.cold (kernel/sched/core.c:9234)
[   94.851558][T10641]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   94.851561][T10641]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   94.851564][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851568][T10641]  __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))
[   94.851571][T10641]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   94.851573][T10641]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   94.851577][T10641]  ? 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)
[   94.851579][T10641]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   94.851581][T10641]  put_chars (drivers/char/virtio_console.c:1176)
[   94.851583][T10641]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   94.851584][T10641]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   94.851587][T10641]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   94.851590][T10641]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   94.851591][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851593][T10641]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.851595][T10641]  console_emit_next_record (kernel/printk/printk.c:3183)
[   94.851598][T10641]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   94.851600][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851602][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851603][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851605][T10641]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.851607][T10641]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   94.851608][T10641]  console_flush_one_record (kernel/printk/printk.c:3268)
[   94.851611][T10641]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   94.851614][T10641]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   94.851615][T10641]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.851617][T10641]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   94.851619][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851620][T10641]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   94.851622][T10641]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   94.851623][T10641]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   94.851625][T10641]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   94.851627][T10641]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   94.851629][T10641]  vprintk_emit (kernel/printk/printk.c:2479)
[   94.851632][T10641]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   94.851633][T10641]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   94.851637][T10641]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.851639][T10641]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   94.851641][T10641]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   94.851643][T10641]  ? ___sys_sendmsg (net/socket.c:2767)
[   94.851645][T10641]  ? __sys_sendmsg (net/socket.c:2799)
[   94.851646][T10641]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   94.851650][T10641]  _printk (kernel/printk/printk.c:2504)
[   94.851653][T10641]  ? snapshot_read.cold (user.c:?)
[   94.851655][T10641]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   94.851657][T10641]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   94.851659][T10641]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   94.851661][T10641]  ? netdev_notice (net/core/dev.c:13194)
[   94.851663][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851665][T10641]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   94.851666][T10641]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   94.851669][T10641]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   94.851670][T10641]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   94.851673][T10641]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   94.851676][T10641]  dev_set_allmulti (net/core/dev_api.c:315)
[   94.851678][T10641] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   94.851691][T10641]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   94.851694][T10641]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   94.851697][T10641] br_del_if (net/bridge/br_if.c:732) bridge
[   94.851704][T10641]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   94.851706][T10641]  do_set_master (net/core/rtnetlink.c:3055)
[   94.851709][T10641]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   94.851712][T10641]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   94.851714][T10641]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   94.851715][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851717][T10641]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   94.851721][T10641]  ? kasan_save_stack (mm/kasan/common.c:58)
[   94.851723][T10641]  ? kasan_save_stack (mm/kasan/common.c:57)
[   94.851725][T10641]  ? kasan_save_track (mm/kasan/common.c:78)
[   94.851726][T10641]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   94.851728][T10641]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   94.851729][T10641]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   94.851730][T10641]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   94.851732][T10641]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   94.851733][T10641]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.851734][T10641]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   94.851735][T10641]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   94.851737][T10641]  ? ___sys_sendmsg (net/socket.c:2767)
[   94.851738][T10641]  ? __sys_sendmsg (net/socket.c:2799)
[   94.851740][T10641]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   94.851741][T10641]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.851743][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851745][T10641]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.851746][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851748][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851749][T10641]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   94.851752][T10641]  ? __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)
[   94.851754][T10641]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   94.851755][T10641]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   94.851757][T10641]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   94.851758][T10641]  ? nla_get_range_signed (lib/nlattr.c:270)
[   94.851760][T10641]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   94.851762][T10641]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   94.851764][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851766][T10641]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   94.851767][T10641]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.851769][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851771][T10641]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   94.851773][T10641]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   94.851774][T10641]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   94.851776][T10641]  ? __kernel_text_address (kernel/extable.c:79)
[   94.851777][T10641]  ? write_profile (profile.c:?)
[   94.851778][T10641]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   94.851780][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851782][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851784][T10641]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   94.851787][T10641]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.851789][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851791][T10641]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   94.851792][T10641]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   94.851794][T10641]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.851795][T10641]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   94.851796][T10641]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   94.851799][T10641]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   94.851800][T10641]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.851802][T10641]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   94.851803][T10641]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.851804][T10641]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   94.851807][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851809][T10641]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   94.851811][T10641]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.851812][T10641]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.851814][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851816][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851818][T10641]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.851819][T10641]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   94.851821][T10641]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   94.851823][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851825][T10641]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   94.851827][T10641]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   94.851828][T10641]  ? copy_msghdr_from_user (net/socket.c:2650)
[   94.851830][T10641]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   94.851832][T10641]  ? move_addr_to_kernel (net/socket.c:258)
[   94.851833][T10641]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   94.851836][T10641]  ___sys_sendmsg (net/socket.c:2767)
[   94.851838][T10641]  ? copy_msghdr_from_user (net/socket.c:2619)
[   94.851843][T10641]  __sys_sendmsg (net/socket.c:2799)
[   94.851844][T10641]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   94.851847][T10641]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.851849][T10641]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   94.851850][T10641]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   94.851853][T10641]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.851855][T10641] RIP: 0033:0x7fe2ba9ce54e
[   94.851856][T10641] 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 <c9> 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
[   94.851858][T10641] RSP: 002b:00007ffcbb3ca750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.851862][T10641] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe2ba9ce54e
[   94.851864][T10641] RDX: 0000000000000000 RSI: 00007ffcbb3ca800 RDI: 0000000000000005
[   94.851865][T10641] RBP: 00007ffcbb3ca760 R08: 0000000000000000 R09: 0000000000000000
[   94.851865][T10641] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e0a7
[   94.851866][T10641] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbb3caec0
| [  109.845717][T12706] softirqs last disabled at (0): 0x0
| [  109.845719][T12706] Preemption disabled at:
| [  109.845720][T12706] vprintk_emit (kernel/printk/printk.c:2471)
| [  109.845731][T12706] Tainted: [W]=WARN
[  109.845732][T12706] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.845733][T12706] Call Trace:
[  109.845735][T12706]  <TASK>
[  109.845736][T12706]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  109.845742][T12706]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  109.845744][T12706]  __might_resched.cold (kernel/sched/core.c:9234)
[  109.845748][T12706]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  109.845751][T12706]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  109.845754][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845758][T12706]  __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))
[  109.845761][T12706]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  109.845764][T12706]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  109.845768][T12706]  ? 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)
[  109.845770][T12706]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  109.845771][T12706]  put_chars (drivers/char/virtio_console.c:1176)
[  109.845773][T12706]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  109.845775][T12706]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  109.845777][T12706]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  109.845781][T12706]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  109.845782][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845784][T12706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.845786][T12706]  console_emit_next_record (kernel/printk/printk.c:3183)
[  109.845788][T12706]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  109.845790][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845792][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845793][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845795][T12706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.845797][T12706]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  109.845798][T12706]  console_flush_one_record (kernel/printk/printk.c:3268)
[  109.845801][T12706]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  109.845803][T12706]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  109.845805][T12706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.845806][T12706]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  109.845808][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845810][T12706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  109.845811][T12706]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  109.845812][T12706]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  109.845814][T12706]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  109.845816][T12706]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  109.845818][T12706]  vprintk_emit (kernel/printk/printk.c:2479)
[  109.845820][T12706]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  109.845822][T12706]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  109.845826][T12706]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  109.845828][T12706]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  109.845829][T12706]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  109.845832][T12706]  ? ___sys_sendmsg (net/socket.c:2767)
[  109.845834][T12706]  ? __sys_sendmsg (net/socket.c:2799)
[  109.845835][T12706]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  109.845838][T12706]  _printk (kernel/printk/printk.c:2504)
[  109.845842][T12706]  ? snapshot_read.cold (user.c:?)
[  109.845844][T12706]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  109.845846][T12706]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  109.845848][T12706]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  109.845850][T12706]  ? netdev_notice (net/core/dev.c:13194)
[  109.845852][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845853][T12706]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  109.845855][T12706]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  109.845857][T12706]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  109.845859][T12706]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  109.845861][T12706]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  109.845864][T12706]  dev_set_allmulti (net/core/dev_api.c:315)
[  109.845867][T12706] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  109.845879][T12706]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  109.845882][T12706]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  109.845885][T12706] br_del_if (net/bridge/br_if.c:732) bridge
[  109.845892][T12706]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  109.845895][T12706]  do_set_master (net/core/rtnetlink.c:3055)
[  109.845897][T12706]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  109.845900][T12706]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  109.845902][T12706]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  109.845903][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845905][T12706]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  109.845909][T12706]  ? kasan_save_stack (mm/kasan/common.c:58)
[  109.845912][T12706]  ? kasan_save_stack (mm/kasan/common.c:57)
[  109.845913][T12706]  ? kasan_save_track (mm/kasan/common.c:78)
[  109.845915][T12706]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  109.845916][T12706]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  109.845917][T12706]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  109.845919][T12706]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  109.845920][T12706]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  109.845921][T12706]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  109.845922][T12706]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  109.845923][T12706]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  109.845925][T12706]  ? ___sys_sendmsg (net/socket.c:2767)
[  109.845926][T12706]  ? __sys_sendmsg (net/socket.c:2799)
[  109.845928][T12706]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  109.845929][T12706]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  109.845931][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845933][T12706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.845934][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845936][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845938][T12706]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  109.845940][T12706]  ? __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)
[  109.845942][T12706]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  109.845943][T12706]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  109.845945][T12706]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  109.845946][T12706]  ? nla_get_range_signed (lib/nlattr.c:270)
[  109.845948][T12706]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  109.845950][T12706]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  109.845952][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845954][T12706]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  109.845955][T12706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.845957][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845959][T12706]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  109.845960][T12706]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  109.845962][T12706]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  109.845963][T12706]  ? __kernel_text_address (kernel/extable.c:79)
[  109.845965][T12706]  ? write_profile (profile.c:?)
[  109.845966][T12706]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  109.845968][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845970][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845971][T12706]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  109.845975][T12706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.845976][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845978][T12706]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  109.845979][T12706]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  109.845981][T12706]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  109.845982][T12706]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  109.845984][T12706]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  109.845986][T12706]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  109.845987][T12706]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  109.845989][T12706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  109.845990][T12706]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  109.845991][T12706]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  109.845994][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.845996][T12706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  109.845997][T12706]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  109.845999][T12706]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  109.846001][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.846002][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.846004][T12706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.846006][T12706]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  109.846008][T12706]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  109.846010][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.846011][T12706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  109.846013][T12706]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  109.846015][T12706]  ? copy_msghdr_from_user (net/socket.c:2650)
[  109.846016][T12706]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  109.846018][T12706]  ? move_addr_to_kernel (net/socket.c:258)
[  109.846019][T12706]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  109.846022][T12706]  ___sys_sendmsg (net/socket.c:2767)
[  109.846024][T12706]  ? copy_msghdr_from_user (net/socket.c:2619)
[  109.846028][T12706]  __sys_sendmsg (net/socket.c:2799)
[  109.846030][T12706]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  109.846033][T12706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.846035][T12706]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  109.846036][T12706]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  109.846038][T12706]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  109.846040][T12706] RIP: 0033:0x7f6685b2a54e
[  109.846042][T12706] 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 <c9> 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
[  109.846043][T12706] RSP: 002b:00007fff753af750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.846048][T12706] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6685b2a54e
[  109.846049][T12706] RDX: 0000000000000000 RSI: 00007fff753af800 RDI: 0000000000000005
[  109.846050][T12706] RBP: 00007fff753af760 R08: 0000000000000000 R09: 0000000000000000
[  109.846051][T12706] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e0b6
[  109.846052][T12706] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff753afec0
| [  124.871832][T14771] softirqs last disabled at (0): 0x0
| [  124.871834][T14771] Preemption disabled at:
| [  124.871835][T14771] vprintk_emit (kernel/printk/printk.c:2471)
| [  124.871846][T14771] Tainted: [W]=WARN
[  124.871847][T14771] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  124.871849][T14771] Call Trace:
[  124.871850][T14771]  <TASK>
[  124.871852][T14771]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  124.871857][T14771]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  124.871859][T14771]  __might_resched.cold (kernel/sched/core.c:9234)
[  124.871863][T14771]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  124.871866][T14771]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  124.871869][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.871873][T14771]  __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))
[  124.871876][T14771]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  124.871879][T14771]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  124.871883][T14771]  ? 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)
[  124.871884][T14771]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  124.871886][T14771]  put_chars (drivers/char/virtio_console.c:1176)
[  124.871888][T14771]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  124.871890][T14771]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  124.871892][T14771]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  124.871896][T14771]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  124.871897][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.871899][T14771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  124.871901][T14771]  console_emit_next_record (kernel/printk/printk.c:3183)
[  124.871903][T14771]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  124.871905][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.871907][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.871909][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.871910][T14771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  124.871912][T14771]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  124.871914][T14771]  console_flush_one_record (kernel/printk/printk.c:3268)
[  124.871916][T14771]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  124.871919][T14771]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  124.871921][T14771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  124.871922][T14771]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  124.871924][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.871925][T14771]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  124.871927][T14771]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  124.871928][T14771]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  124.871930][T14771]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  124.871932][T14771]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  124.871934][T14771]  vprintk_emit (kernel/printk/printk.c:2479)
[  124.871937][T14771]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  124.871938][T14771]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  124.871942][T14771]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.871945][T14771]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  124.871946][T14771]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  124.871949][T14771]  ? ___sys_sendmsg (net/socket.c:2767)
[  124.871950][T14771]  ? __sys_sendmsg (net/socket.c:2799)
[  124.871952][T14771]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  124.871955][T14771]  _printk (kernel/printk/printk.c:2504)
[  124.871958][T14771]  ? snapshot_read.cold (user.c:?)
[  124.871961][T14771]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  124.871963][T14771]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  124.871965][T14771]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  124.871967][T14771]  ? netdev_notice (net/core/dev.c:13194)
[  124.871969][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.871971][T14771]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  124.871972][T14771]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  124.871975][T14771]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  124.871977][T14771]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  124.871979][T14771]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  124.871982][T14771]  dev_set_allmulti (net/core/dev_api.c:315)
[  124.871985][T14771] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  124.871997][T14771]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  124.872001][T14771]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  124.872003][T14771] br_del_if (net/bridge/br_if.c:732) bridge
[  124.872010][T14771]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  124.872013][T14771]  do_set_master (net/core/rtnetlink.c:3055)
[  124.872015][T14771]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  124.872018][T14771]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  124.872021][T14771]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  124.872022][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872023][T14771]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  124.872027][T14771]  ? kasan_save_stack (mm/kasan/common.c:58)
[  124.872030][T14771]  ? kasan_save_stack (mm/kasan/common.c:57)
[  124.872031][T14771]  ? kasan_save_track (mm/kasan/common.c:78)
[  124.872033][T14771]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  124.872034][T14771]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  124.872036][T14771]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  124.872037][T14771]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  124.872038][T14771]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  124.872039][T14771]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.872040][T14771]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  124.872042][T14771]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  124.872043][T14771]  ? ___sys_sendmsg (net/socket.c:2767)
[  124.872044][T14771]  ? __sys_sendmsg (net/socket.c:2799)
[  124.872046][T14771]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  124.872047][T14771]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.872049][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872051][T14771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  124.872052][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872054][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872056][T14771]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  124.872058][T14771]  ? __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)
[  124.872060][T14771]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  124.872061][T14771]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  124.872063][T14771]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  124.872064][T14771]  ? nla_get_range_signed (lib/nlattr.c:270)
[  124.872066][T14771]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  124.872069][T14771]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  124.872070][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872072][T14771]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  124.872073][T14771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  124.872075][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872077][T14771]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  124.872079][T14771]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  124.872080][T14771]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  124.872082][T14771]  ? __kernel_text_address (kernel/extable.c:79)
[  124.872083][T14771]  ? write_profile (profile.c:?)
[  124.872084][T14771]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  124.872086][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872088][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872090][T14771]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  124.872093][T14771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  124.872095][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872097][T14771]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  124.872098][T14771]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  124.872099][T14771]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.872101][T14771]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  124.872102][T14771]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  124.872105][T14771]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  124.872106][T14771]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  124.872107][T14771]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  124.872109][T14771]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  124.872110][T14771]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  124.872112][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872114][T14771]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  124.872116][T14771]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  124.872118][T14771]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  124.872120][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872121][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872123][T14771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  124.872125][T14771]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  124.872127][T14771]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  124.872128][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872130][T14771]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  124.872132][T14771]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  124.872133][T14771]  ? copy_msghdr_from_user (net/socket.c:2650)
[  124.872135][T14771]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  124.872137][T14771]  ? move_addr_to_kernel (net/socket.c:258)
[  124.872138][T14771]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  124.872140][T14771]  ___sys_sendmsg (net/socket.c:2767)
[  124.872142][T14771]  ? copy_msghdr_from_user (net/socket.c:2619)
[  124.872147][T14771]  __sys_sendmsg (net/socket.c:2799)
[  124.872149][T14771]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  124.872152][T14771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  124.872156][T14771]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  124.872157][T14771]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  124.872159][T14771]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  124.872161][T14771] RIP: 0033:0x7fd34927354e
[  124.872163][T14771] 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 <c9> 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
[  124.872165][T14771] RSP: 002b:00007ffc53cd3500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  124.872169][T14771] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd34927354e
[  124.872170][T14771] RDX: 0000000000000000 RSI: 00007ffc53cd35b0 RDI: 0000000000000005
[  124.872171][T14771] RBP: 00007ffc53cd3510 R08: 0000000000000000 R09: 0000000000000000
[  124.872172][T14771] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e0c5


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars