======================================
| [   12.367984][  T313] softirqs last disabled at (22935): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.367986][  T313] Preemption disabled at:
| [   12.367987][  T313] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.367997][  T313] Tainted: [W]=WARN
[   12.367998][  T313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.368000][  T313] Call Trace:
[   12.368002][  T313]  <TASK>
[   12.368004][  T313]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.368009][  T313]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.368012][  T313]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.368016][  T313]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.368021][  T313]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.368026][  T313]  __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))
[   12.368028][  T313]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.368034][  T313]  ? 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)
[   12.368037][  T313]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.368041][  T313]  put_chars (drivers/char/virtio_console.c:1176)
[   12.368043][  T313]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   12.368045][  T313]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.368048][  T313]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.368052][  T313]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.368056][  T313]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.368059][  T313]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.368061][  T313]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.368065][  T313]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.368067][  T313]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.368070][  T313]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.368073][  T313]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.368077][  T313]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.368081][  T313]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.368083][  T313]  ? 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))
[   12.368087][  T313]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.368089][  T313]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.368093][  T313]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.368097][  T313]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.368099][  T313]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.368105][  T313]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.368108][  T313]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.368110][  T313]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.368112][  T313]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.368116][  T313]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.368118][  T313]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.368121][  T313]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.368125][  T313]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.368131][  T313]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   12.368135][  T313]  _printk (kernel/printk/printk.c:2504)
[   12.368139][  T313]  ? snapshot_read.cold (user.c:?)
[   12.368145][  T313]  ? 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)
[   12.368148][  T313] gact_init_module (net/sched/act_gact.c:180) act_gact
[   12.368151][  T313]  do_one_initcall (init/main.c:1357)
[   12.368154][  T313]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.368159][  T313]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.368162][  T313]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.368167][  T313]  do_init_module (kernel/module/main.c:3117)
[   12.368171][  T313]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.368175][  T313]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.368179][  T313]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.368183][  T313]  load_module (kernel/module/main.c:3593)
[   12.368191][  T313]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.368195][  T313]  ? __ia32_sys_fsconfig (??:?)
[   12.368197][  T313]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   12.368201][  T313]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.368203][  T313]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.368206][  T313]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.368210][  T313]  init_module_from_file (kernel/module/main.c:3790)
[   12.368214][  T313]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.368222][  T313]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.368226][  T313]  ? 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)
[   12.368229][  T313]  idempotent_init_module (kernel/module/main.c:3802)
[   12.368233][  T313]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.368240][  T313]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.368242][  T313]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.368248][  T313]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.368250][  T313]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.368254][  T313]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.368256][  T313]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.368259][  T313]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.368261][  T313] RIP: 0033:0x7f4d6ffac37d
[   12.368265][  T313] 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
[   12.368267][  T313] RSP: 002b:00007ffdadc5b548 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.368270][  T313] RAX: ffffffffffffffda RBX: 0000557ae5bd6810 RCX: 00007f4d6ffac37d
[   12.368271][  T313] RDX: 0000000000000000 RSI: 0000557ada8b5ffd RDI: 0000000000000000
[   12.368272][  T313] RBP: 00007ffdadc5b5e0 R08: 0000000000000000 R09: 0000000000000000
[   12.368273][  T313] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557ada8b5ffd
[   12.368274][  T313] R13: 0000557ae5bd6960 R14: 0000000000040000 R15: 0000000000000000
| [   13.470961][  T402] softirqs last disabled at (12304): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.470964][  T402] Preemption disabled at:
| [   13.470965][  T402] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.470974][  T402] Tainted: [W]=WARN
[   13.470975][  T402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.470977][  T402] Call Trace:
[   13.470979][  T402]  <TASK>
[   13.470980][  T402]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.470986][  T402]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.470989][  T402]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.470993][  T402]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.470998][  T402]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.471003][  T402]  __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))
[   13.471005][  T402]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.471011][  T402]  ? 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)
[   13.471014][  T402]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.471017][  T402]  put_chars (drivers/char/virtio_console.c:1176)
[   13.471020][  T402]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.471025][  T402]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   13.471028][  T402]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.471031][  T402]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.471033][  T402]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.471034][  T402]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.471038][  T402]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.471041][  T402]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.471044][  T402]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.471048][  T402]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.471052][  T402]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.471056][  T402]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.471058][  T402]  ? 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))
[   13.471061][  T402]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.471064][  T402]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.471068][  T402]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.471072][  T402]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.471074][  T402]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.471079][  T402]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.471082][  T402]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.471084][  T402]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.471087][  T402]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.471090][  T402]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.471092][  T402]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.471096][  T402]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.471101][  T402]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.471103][  T402]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.471105][  T402]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   13.471109][  T402]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.471113][  T402]  _printk (kernel/printk/printk.c:2504)
[   13.471117][  T402]  ? snapshot_read.cold (user.c:?)
[   13.471121][  T402]  ? br_multicast_flood (??:?) bridge
[   13.471134][  T402]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.471136][  T402]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.471137][  T402]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.471141][  T402] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.471152][  T402] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.471161][  T402] new_nbp (net/bridge/br_if.c:449) bridge
[   13.471170][  T402] br_add_if (net/bridge/br_if.c:592) bridge
[   13.471177][  T402]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.471182][  T402]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.471184][  T402]  ? __kernel_text_address (kernel/extable.c:79)
[   13.471189][  T402]  do_set_master (net/core/rtnetlink.c:3071)
[   13.471193][  T402]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.471197][  T402]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.471200][  T402]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.471201][  T402]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.471204][  T402]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.471207][  T402]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.471210][  T402]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.471212][  T402]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.471215][  T402]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.471218][  T402]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.471220][  T402]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.471223][  T402]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.471224][  T402]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   13.471227][  T402]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.471232][  T402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.471234][  T402]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.471237][  T402]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.471239][  T402]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.471241][  T402]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.471243][  T402]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.471245][  T402]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.471249][  T402]  ? __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)
[   13.471251][  T402]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.471253][  T402]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.471257][  T402]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.471258][  T402]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.471263][  T402]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.471269][  T402]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.471274][  T402]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.471276][  T402]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.471281][  T402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.471283][  T402]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.471285][  T402]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.471287][  T402]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.471291][  T402]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.471293][  T402]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.471296][  T402]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.471297][  T402]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.471302][  T402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.471304][  T402]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.471307][  T402]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.471309][  T402]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.471312][  T402]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.471319][  T402]  ? 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))
[   13.471320][  T402]  ? 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))
[   13.471325][  T402]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.471329][  T402]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.471331][  T402]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.471338][  T402]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.471342][  T402]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.471346][  T402]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.471352][  T402]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.471354][  T402]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.471357][  T402]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.471358][  T402]  ? move_addr_to_kernel (net/socket.c:258)
[   13.471366][  T402]  ___sys_sendmsg (net/socket.c:2767)
[   13.471369][  T402]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.471385][  T402]  __sys_sendmsg (net/socket.c:2799)
[   13.471387][  T402]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.471394][  T402]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.471398][  T402]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.471400][  T402]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.471403][  T402]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.471405][  T402] RIP: 0033:0x7f3e8909654e
[   13.471409][  T402] 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
[   13.471411][  T402] RSP: 002b:00007ffd344216a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.471414][  T402] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3e8909654e
[   13.471415][  T402] RDX: 0000000000000000 RSI: 00007ffd34421750 RDI: 0000000000000005
[   13.471416][  T402] RBP: 00007ffd344216b0 R08: 0000000000000000 R09: 0000000000000000
[   13.471417][  T402] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912a63
[   13.471418][  T402] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd34421e10
| [   28.546489][    C3] softirqs last disabled at (1165549): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   28.546491][    C3] Preemption disabled at:
| [   28.546493][    C3] 0x0
| [   28.546507][    C3] Tainted: [W]=WARN
[   28.546508][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.546511][    C3] Call Trace:
[   28.546513][    C3]  <IRQ>
[   28.546516][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.546522][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.546527][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.546531][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   28.546535][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.546539][    C3]  __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))
[   28.546544][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.546547][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.546552][    C3]  ? 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)
[   28.546555][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.546558][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   28.546561][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.546563][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   28.546568][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.546573][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.546575][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.546578][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.546582][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.546585][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.546588][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.546591][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.546593][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.546596][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.546599][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.546603][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.546607][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.546609][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.546612][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.546614][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.546617][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.546619][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.546622][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.546625][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.546628][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.546631][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.546634][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.546652][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.546655][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.546666][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.546677][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   28.546682][    C3]  _printk (kernel/printk/printk.c:2504)
[   28.546686][    C3]  ? snapshot_read.cold (user.c:?)
[   28.546689][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   28.546695][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.546698][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   28.546700][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   28.546704][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.546709][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.546712][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.546714][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.546718][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.546720][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.546732][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.546735][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.546738][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.546754][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.546757][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.546768][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.546780][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.546791][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   28.546796][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.546798][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.546803][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.546806][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.546809][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.546812][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.546815][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.546827][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.546830][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.546834][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.546838][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.546841][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.546844][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.546847][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.546850][    C3]  handle_softirqs (kernel/softirq.c:645)
[   28.546853][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.546856][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.546859][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.546861][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   28.546864][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.546868][    C3]  </IRQ>
[   28.546869][    C3]  <TASK>
[   28.546870][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.546873][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.546876][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.546880][    C3] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  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 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  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
[   28.546882][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   28.546886][    C3] RAX: 000000000011c8eb RBX: ff11000001c88040 RCX: ffffffff94af0307
[   28.546888][    C3] RDX: ff11000001c88040 RSI: ffffffff97838b01 RDI: ffffffff9728d8e0
[   28.546890][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.546892][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   28.546893][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   28.546896][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.546900][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.546903][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   28.546906][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.546908][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   28.546911][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.546914][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.546917][    C3]  do_idle (kernel/sched/idle.c:355)
[   28.546920][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.546922][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   28.546925][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   28.546928][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.631922][    C3]
| [   28.631993][    C3]
| [   28.631993][    C3] stack backtrace:
| [   28.632232][    C3] Tainted: [W]=WARN
[   28.632233][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.632235][    C3] Call Trace:
[   28.632236][    C3]  <IRQ>
[   28.632239][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.632244][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.632247][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.632250][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.632252][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.632254][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.632256][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.632258][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.632265][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.632268][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.632270][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.632277][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.632279][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.632285][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.632292][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.632299][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   28.632301][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.632303][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.632306][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.632309][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.632311][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.632313][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.632315][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.632322][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.632324][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.632327][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.632330][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.632332][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.632333][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.632336][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.632338][    C3]  handle_softirqs (kernel/softirq.c:645)
[   28.632340][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.632342][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.632344][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.632345][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   28.632347][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.632349][    C3]  </IRQ>
[   28.632349][    C3]  <TASK>
[   28.632350][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.632352][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.632354][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.632356][    C3] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  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 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  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
[   28.632358][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   28.632361][    C3] RAX: 000000000011c8eb RBX: ff11000001c88040 RCX: ffffffff94af0307
[   28.632362][    C3] RDX: ff11000001c88040 RSI: ffffffff97838b01 RDI: ffffffff9728d8e0
[   28.632363][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.632364][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   28.632364][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   28.632366][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.632368][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.632370][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   28.632372][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.632373][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   28.632375][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.632377][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.632379][    C3]  do_idle (kernel/sched/idle.c:355)
[   28.632381][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.632383][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   28.632384][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   28.632386][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   30.305688][  T852] softirqs last disabled at (0): 0x0
| [   30.305691][  T852] Preemption disabled at:
| [   30.305692][  T852] vprintk_emit (kernel/printk/printk.c:2471)
| [   30.305706][  T852] Tainted: [W]=WARN
[   30.305707][  T852] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.305710][  T852] Call Trace:
[   30.305712][  T852]  <TASK>
[   30.305714][  T852]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.305720][  T852]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   30.305723][  T852]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.305727][  T852]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.305731][  T852]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   30.305735][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.305740][  T852]  __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))
[   30.305743][  T852]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.305746][  T852]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.305757][  T852]  ? 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)
[   30.305759][  T852]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.305762][  T852]  put_chars (drivers/char/virtio_console.c:1176)
[   30.305765][  T852]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.305768][  T852]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   30.305771][  T852]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.305776][  T852]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.305778][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.305780][  T852]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.305783][  T852]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.305787][  T852]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.305790][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.305792][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.305794][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.305797][  T852]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.305799][  T852]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   30.305802][  T852]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.305805][  T852]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.305809][  T852]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.305811][  T852]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.305813][  T852]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.305816][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.305818][  T852]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.305820][  T852]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.305822][  T852]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   30.305825][  T852]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.305827][  T852]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.305830][  T852]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.305833][  T852]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.305836][  T852]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.305839][  T852]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.305842][  T852]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.305844][  T852]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.305847][  T852]  ? ___sys_sendmsg (net/socket.c:2767)
[   30.305849][  T852]  ? __sys_sendmsg (net/socket.c:2799)
[   30.305852][  T852]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.305856][  T852]  _printk (kernel/printk/printk.c:2504)
[   30.305860][  T852]  ? snapshot_read.cold (user.c:?)
[   30.305863][  T852]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   30.305866][  T852]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   30.305869][  T852]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   30.305872][  T852]  ? netdev_notice (net/core/dev.c:13194)
[   30.305874][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.305877][  T852]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   30.305879][  T852]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   30.305882][  T852]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   30.305884][  T852]  ? 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)
[   30.305888][  T852]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   30.305891][  T852]  dev_set_allmulti (net/core/dev_api.c:315)
[   30.305895][  T852] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   30.305910][  T852]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   30.305914][  T852]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   30.305918][  T852] br_del_if (net/bridge/br_if.c:732) bridge
[   30.305929][  T852]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   30.305932][  T852]  do_set_master (net/core/rtnetlink.c:3055)
[   30.305936][  T852]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   30.305939][  T852]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   30.305942][  T852]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.305944][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.305946][  T852]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   30.305951][  T852]  ? kasan_save_stack (mm/kasan/common.c:58)
[   30.305954][  T852]  ? kasan_save_stack (mm/kasan/common.c:57)
[   30.305956][  T852]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.305958][  T852]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   30.305960][  T852]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   30.305962][  T852]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   30.305964][  T852]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.305966][  T852]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.305967][  T852]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.305969][  T852]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.305971][  T852]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.305973][  T852]  ? ___sys_sendmsg (net/socket.c:2767)
[   30.305975][  T852]  ? __sys_sendmsg (net/socket.c:2799)
[   30.305977][  T852]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.305979][  T852]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.305982][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.305985][  T852]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.305987][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.305989][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.305992][  T852]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.305995][  T852]  ? __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)
[   30.305997][  T852]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.305999][  T852]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.306002][  T852]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.306004][  T852]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.306008][  T852]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   30.306011][  T852]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.306014][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.306016][  T852]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.306018][  T852]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.306020][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.306023][  T852]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   30.306026][  T852]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   30.306028][  T852]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   30.306030][  T852]  ? __kernel_text_address (kernel/extable.c:79)
[   30.306032][  T852]  ? write_profile (profile.c:?)
[   30.306034][  T852]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.306038][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.306040][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.306042][  T852]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   30.306047][  T852]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.306049][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.306051][  T852]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.306053][  T852]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.306056][  T852]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.306058][  T852]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   30.306060][  T852]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   30.306064][  T852]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.306066][  T852]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.306069][  T852]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.306071][  T852]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.306073][  T852]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   30.306077][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.306079][  T852]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.306082][  T852]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.306085][  T852]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.306088][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.306090][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.306093][  T852]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.306095][  T852]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.306098][  T852]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.306101][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.306104][  T852]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.306107][  T852]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.306109][  T852]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.306112][  T852]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.306114][  T852]  ? move_addr_to_kernel (net/socket.c:258)
[   30.306116][  T852]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   30.306120][  T852]  ___sys_sendmsg (net/socket.c:2767)
[   30.306123][  T852]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.306131][  T852]  __sys_sendmsg (net/socket.c:2799)
[   30.306133][  T852]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.306138][  T852]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.306141][  T852]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.306143][  T852]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.306146][  T852]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.306148][  T852] RIP: 0033:0x7fa3ee9e754e
[   30.306151][  T852] 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
[   30.306153][  T852] RSP: 002b:00007fff55dfd360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.306158][  T852] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa3ee9e754e
[   30.306160][  T852] RDX: 0000000000000000 RSI: 00007fff55dfd410 RDI: 0000000000000005
[   30.306161][  T852] RBP: 00007fff55dfd370 R08: 0000000000000000 R09: 0000000000000000
[   30.306163][  T852] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912a74
[   30.306164][  T852] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff55dfdad0
| [   48.291296][ T1388] softirqs last disabled at (0): 0x0
| [   48.291298][ T1388] Preemption disabled at:
| [   48.291299][ T1388] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.291310][ T1388] Tainted: [W]=WARN
[   48.291311][ T1388] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.291313][ T1388] Call Trace:
[   48.291314][ T1388]  <TASK>
[   48.291316][ T1388]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.291321][ T1388]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.291323][ T1388]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.291326][ T1388]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.291330][ T1388]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   48.291333][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291340][ T1388]  __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))
[   48.291342][ T1388]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.291345][ T1388]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.291349][ T1388]  ? 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)
[   48.291351][ T1388]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.291353][ T1388]  put_chars (drivers/char/virtio_console.c:1176)
[   48.291355][ T1388]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.291356][ T1388]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   48.291359][ T1388]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.291362][ T1388]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.291363][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291365][ T1388]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.291367][ T1388]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.291370][ T1388]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.291372][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291374][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291375][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291377][ T1388]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.291379][ T1388]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   48.291381][ T1388]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.291383][ T1388]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.291386][ T1388]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.291388][ T1388]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.291389][ T1388]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.291391][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291392][ T1388]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.291394][ T1388]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.291395][ T1388]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   48.291397][ T1388]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.291399][ T1388]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.291401][ T1388]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.291404][ T1388]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.291405][ T1388]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.291409][ T1388]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.291411][ T1388]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.291413][ T1388]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.291415][ T1388]  ? ___sys_sendmsg (net/socket.c:2767)
[   48.291416][ T1388]  ? __sys_sendmsg (net/socket.c:2799)
[   48.291418][ T1388]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.291421][ T1388]  _printk (kernel/printk/printk.c:2504)
[   48.291424][ T1388]  ? snapshot_read.cold (user.c:?)
[   48.291427][ T1388]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   48.291429][ T1388]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   48.291431][ T1388]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   48.291433][ T1388]  ? netdev_notice (net/core/dev.c:13194)
[   48.291435][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291437][ T1388]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   48.291438][ T1388]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   48.291441][ T1388]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   48.291442][ T1388]  ? 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)
[   48.291445][ T1388]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   48.291448][ T1388]  dev_set_allmulti (net/core/dev_api.c:315)
[   48.291450][ T1388] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   48.291463][ T1388]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   48.291466][ T1388]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.291469][ T1388] br_del_if (net/bridge/br_if.c:732) bridge
[   48.291476][ T1388]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.291479][ T1388]  do_set_master (net/core/rtnetlink.c:3055)
[   48.291481][ T1388]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   48.291484][ T1388]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   48.291486][ T1388]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.291488][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291489][ T1388]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.291493][ T1388]  ? kasan_save_stack (mm/kasan/common.c:58)
[   48.291495][ T1388]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.291497][ T1388]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.291498][ T1388]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   48.291500][ T1388]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   48.291501][ T1388]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   48.291503][ T1388]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.291504][ T1388]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.291505][ T1388]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.291506][ T1388]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.291508][ T1388]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.291509][ T1388]  ? ___sys_sendmsg (net/socket.c:2767)
[   48.291510][ T1388]  ? __sys_sendmsg (net/socket.c:2799)
[   48.291512][ T1388]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.291513][ T1388]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.291515][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291517][ T1388]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.291519][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291520][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291522][ T1388]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.291524][ T1388]  ? __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)
[   48.291526][ T1388]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.291528][ T1388]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.291529][ T1388]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.291531][ T1388]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.291533][ T1388]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   48.291535][ T1388]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   48.291537][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291539][ T1388]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.291540][ T1388]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.291542][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291544][ T1388]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   48.291545][ T1388]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   48.291547][ T1388]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.291549][ T1388]  ? __kernel_text_address (kernel/extable.c:79)
[   48.291550][ T1388]  ? write_profile (profile.c:?)
[   48.291551][ T1388]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.291554][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291556][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291557][ T1388]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   48.291561][ T1388]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.291562][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291564][ T1388]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.291566][ T1388]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.291567][ T1388]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.291569][ T1388]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.291570][ T1388]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.291573][ T1388]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.291574][ T1388]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.291575][ T1388]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.291577][ T1388]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.291578][ T1388]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   48.291581][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291582][ T1388]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.291584][ T1388]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.291586][ T1388]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.291588][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291590][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291592][ T1388]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.291593][ T1388]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.291595][ T1388]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.291597][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291599][ T1388]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.291601][ T1388]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.291603][ T1388]  ? copy_msghdr_from_user (net/socket.c:2650)
[   48.291604][ T1388]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   48.291606][ T1388]  ? move_addr_to_kernel (net/socket.c:258)
[   48.291607][ T1388]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.291610][ T1388]  ___sys_sendmsg (net/socket.c:2767)
[   48.291612][ T1388]  ? copy_msghdr_from_user (net/socket.c:2619)
[   48.291617][ T1388]  __sys_sendmsg (net/socket.c:2799)
[   48.291619][ T1388]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   48.291621][ T1388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.291623][ T1388]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.291625][ T1388]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.291627][ T1388]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.291629][ T1388] RIP: 0033:0x7fcf3905954e
[   48.291631][ T1388] 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
[   48.291633][ T1388] RSP: 002b:00007ffc0cabfbb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.291636][ T1388] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcf3905954e
[   48.291637][ T1388] RDX: 0000000000000000 RSI: 00007ffc0cabfc60 RDI: 0000000000000005
[   48.291638][ T1388] RBP: 00007ffc0cabfbc0 R08: 0000000000000000 R09: 0000000000000000
[   48.291639][ T1388] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912a86
[   48.291640][ T1388] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc0cac0320
| [   63.625879][ T1903] softirqs last disabled at (0): 0x0
| [   63.625881][ T1903] Preemption disabled at:
| [   63.625881][ T1903] vprintk_emit (kernel/printk/printk.c:2471)
| [   63.625893][ T1903] Tainted: [W]=WARN
[   63.625894][ T1903] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.625896][ T1903] Call Trace:
[   63.625898][ T1903]  <TASK>
[   63.625899][ T1903]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   63.625904][ T1903]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   63.625906][ T1903]  __might_resched.cold (kernel/sched/core.c:9234)
[   63.625910][ T1903]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   63.625913][ T1903]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   63.625916][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.625920][ T1903]  __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))
[   63.625923][ T1903]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   63.625925][ T1903]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.625929][ T1903]  ? 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)
[   63.625931][ T1903]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.625933][ T1903]  put_chars (drivers/char/virtio_console.c:1176)
[   63.625935][ T1903]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   63.625937][ T1903]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   63.625939][ T1903]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   63.625949][ T1903]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   63.625950][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.625952][ T1903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.625954][ T1903]  console_emit_next_record (kernel/printk/printk.c:3183)
[   63.625957][ T1903]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   63.625959][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.625961][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.625962][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.625964][ T1903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.625966][ T1903]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   63.625967][ T1903]  console_flush_one_record (kernel/printk/printk.c:3268)
[   63.625970][ T1903]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   63.625972][ T1903]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   63.625974][ T1903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.625976][ T1903]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   63.625977][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.625979][ T1903]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.625980][ T1903]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   63.625982][ T1903]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   63.625984][ T1903]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   63.625986][ T1903]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   63.625988][ T1903]  vprintk_emit (kernel/printk/printk.c:2479)
[   63.625991][ T1903]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   63.625992][ T1903]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   63.625995][ T1903]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.625998][ T1903]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   63.626000][ T1903]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   63.626002][ T1903]  ? ___sys_sendmsg (net/socket.c:2767)
[   63.626004][ T1903]  ? __sys_sendmsg (net/socket.c:2799)
[   63.626005][ T1903]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   63.626009][ T1903]  _printk (kernel/printk/printk.c:2504)
[   63.626012][ T1903]  ? snapshot_read.cold (user.c:?)
[   63.626014][ T1903]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   63.626017][ T1903]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   63.626019][ T1903]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   63.626021][ T1903]  ? netdev_notice (net/core/dev.c:13194)
[   63.626022][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626024][ T1903]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   63.626026][ T1903]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   63.626028][ T1903]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   63.626030][ T1903]  ? 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)
[   63.626032][ T1903]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   63.626035][ T1903]  dev_set_allmulti (net/core/dev_api.c:315)
[   63.626038][ T1903] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   63.626050][ T1903]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   63.626054][ T1903]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   63.626056][ T1903] br_del_if (net/bridge/br_if.c:732) bridge
[   63.626064][ T1903]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   63.626066][ T1903]  do_set_master (net/core/rtnetlink.c:3055)
[   63.626069][ T1903]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   63.626071][ T1903]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   63.626074][ T1903]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   63.626075][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626077][ T1903]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   63.626080][ T1903]  ? kasan_save_stack (mm/kasan/common.c:58)
[   63.626083][ T1903]  ? kasan_save_stack (mm/kasan/common.c:57)
[   63.626084][ T1903]  ? kasan_save_track (mm/kasan/common.c:78)
[   63.626086][ T1903]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   63.626087][ T1903]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   63.626089][ T1903]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   63.626090][ T1903]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   63.626091][ T1903]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   63.626092][ T1903]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.626094][ T1903]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   63.626095][ T1903]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   63.626096][ T1903]  ? ___sys_sendmsg (net/socket.c:2767)
[   63.626098][ T1903]  ? __sys_sendmsg (net/socket.c:2799)
[   63.626099][ T1903]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   63.626100][ T1903]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.626103][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626104][ T1903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.626106][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626107][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626109][ T1903]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   63.626111][ T1903]  ? __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)
[   63.626114][ T1903]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   63.626115][ T1903]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   63.626117][ T1903]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   63.626118][ T1903]  ? nla_get_range_signed (lib/nlattr.c:270)
[   63.626120][ T1903]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   63.626122][ T1903]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   63.626124][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626126][ T1903]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   63.626127][ T1903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.626129][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626131][ T1903]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   63.626133][ T1903]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   63.626134][ T1903]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   63.626136][ T1903]  ? __kernel_text_address (kernel/extable.c:79)
[   63.626137][ T1903]  ? write_profile (profile.c:?)
[   63.626138][ T1903]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   63.626141][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626142][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626144][ T1903]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   63.626147][ T1903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.626149][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626150][ T1903]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   63.626152][ T1903]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   63.626153][ T1903]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.626155][ T1903]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   63.626156][ T1903]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   63.626159][ T1903]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   63.626160][ T1903]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.626161][ T1903]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.626163][ T1903]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.626164][ T1903]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   63.626167][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626169][ T1903]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.626171][ T1903]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.626172][ T1903]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.626174][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626176][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626177][ T1903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.626179][ T1903]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   63.626181][ T1903]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   63.626183][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626185][ T1903]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.626187][ T1903]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   63.626188][ T1903]  ? copy_msghdr_from_user (net/socket.c:2650)
[   63.626190][ T1903]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   63.626191][ T1903]  ? move_addr_to_kernel (net/socket.c:258)
[   63.626193][ T1903]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   63.626195][ T1903]  ___sys_sendmsg (net/socket.c:2767)
[   63.626197][ T1903]  ? copy_msghdr_from_user (net/socket.c:2619)
[   63.626202][ T1903]  __sys_sendmsg (net/socket.c:2799)
[   63.626204][ T1903]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   63.626207][ T1903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.626209][ T1903]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   63.626210][ T1903]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   63.626212][ T1903]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.626214][ T1903] RIP: 0033:0x7fb51b83f54e
[   63.626216][ T1903] 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
[   63.626218][ T1903] RSP: 002b:00007fff0cd27820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.626222][ T1903] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb51b83f54e
[   63.626223][ T1903] RDX: 0000000000000000 RSI: 00007fff0cd278d0 RDI: 0000000000000005
[   63.626224][ T1903] RBP: 00007fff0cd27830 R08: 0000000000000000 R09: 0000000000000000
[   63.626225][ T1903] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912a96
[   63.626226][ T1903] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff0cd27f90
| [   81.546001][ T2441] softirqs last disabled at (0): 0x0
| [   81.546002][ T2441] Preemption disabled at:
| [   81.546003][ T2441] vprintk_emit (kernel/printk/printk.c:2471)
| [   81.546015][ T2441] Tainted: [W]=WARN
[   81.546016][ T2441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.546017][ T2441] Call Trace:
[   81.546019][ T2441]  <TASK>
[   81.546020][ T2441]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   81.546026][ T2441]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   81.546028][ T2441]  __might_resched.cold (kernel/sched/core.c:9234)
[   81.546031][ T2441]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   81.546043][ T2441]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   81.546047][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546051][ T2441]  __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))
[   81.546055][ T2441]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   81.546057][ T2441]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   81.546061][ T2441]  ? 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)
[   81.546063][ T2441]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   81.546065][ T2441]  put_chars (drivers/char/virtio_console.c:1176)
[   81.546067][ T2441]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   81.546069][ T2441]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   81.546071][ T2441]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   81.546075][ T2441]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   81.546076][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546078][ T2441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.546080][ T2441]  console_emit_next_record (kernel/printk/printk.c:3183)
[   81.546083][ T2441]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   81.546085][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546086][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546088][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546090][ T2441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.546091][ T2441]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   81.546093][ T2441]  console_flush_one_record (kernel/printk/printk.c:3268)
[   81.546095][ T2441]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   81.546098][ T2441]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   81.546100][ T2441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.546101][ T2441]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   81.546103][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546105][ T2441]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   81.546106][ T2441]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   81.546108][ T2441]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   81.546110][ T2441]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   81.546112][ T2441]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   81.546114][ T2441]  vprintk_emit (kernel/printk/printk.c:2479)
[   81.546116][ T2441]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   81.546118][ T2441]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   81.546121][ T2441]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   81.546124][ T2441]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   81.546125][ T2441]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   81.546128][ T2441]  ? ___sys_sendmsg (net/socket.c:2767)
[   81.546129][ T2441]  ? __sys_sendmsg (net/socket.c:2799)
[   81.546131][ T2441]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   81.546134][ T2441]  _printk (kernel/printk/printk.c:2504)
[   81.546137][ T2441]  ? snapshot_read.cold (user.c:?)
[   81.546139][ T2441]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   81.546142][ T2441]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   81.546144][ T2441]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   81.546146][ T2441]  ? netdev_notice (net/core/dev.c:13194)
[   81.546148][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546149][ T2441]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   81.546151][ T2441]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   81.546153][ T2441]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   81.546155][ T2441]  ? 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)
[   81.546158][ T2441]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   81.546161][ T2441]  dev_set_allmulti (net/core/dev_api.c:315)
[   81.546163][ T2441] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   81.546176][ T2441]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   81.546179][ T2441]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   81.546182][ T2441] br_del_if (net/bridge/br_if.c:732) bridge
[   81.546191][ T2441]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   81.546194][ T2441]  do_set_master (net/core/rtnetlink.c:3055)
[   81.546198][ T2441]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   81.546202][ T2441]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   81.546205][ T2441]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   81.546207][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546209][ T2441]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   81.546215][ T2441]  ? kasan_save_stack (mm/kasan/common.c:58)
[   81.546218][ T2441]  ? kasan_save_stack (mm/kasan/common.c:57)
[   81.546220][ T2441]  ? kasan_save_track (mm/kasan/common.c:78)
[   81.546222][ T2441]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   81.546224][ T2441]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   81.546225][ T2441]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   81.546227][ T2441]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   81.546228][ T2441]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   81.546229][ T2441]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   81.546231][ T2441]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   81.546232][ T2441]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   81.546233][ T2441]  ? ___sys_sendmsg (net/socket.c:2767)
[   81.546235][ T2441]  ? __sys_sendmsg (net/socket.c:2799)
[   81.546236][ T2441]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   81.546237][ T2441]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   81.546240][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546242][ T2441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.546243][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546245][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546246][ T2441]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   81.546248][ T2441]  ? __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)
[   81.546250][ T2441]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   81.546252][ T2441]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   81.546253][ T2441]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   81.546255][ T2441]  ? nla_get_range_signed (lib/nlattr.c:270)
[   81.546257][ T2441]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   81.546259][ T2441]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   81.546261][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546263][ T2441]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   81.546264][ T2441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.546265][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546267][ T2441]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   81.546269][ T2441]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   81.546271][ T2441]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   81.546272][ T2441]  ? __kernel_text_address (kernel/extable.c:79)
[   81.546274][ T2441]  ? write_profile (profile.c:?)
[   81.546275][ T2441]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   81.546277][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546279][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546281][ T2441]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   81.546284][ T2441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.546285][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546287][ T2441]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   81.546289][ T2441]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   81.546290][ T2441]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   81.546292][ T2441]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   81.546293][ T2441]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   81.546296][ T2441]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   81.546297][ T2441]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   81.546298][ T2441]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   81.546300][ T2441]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   81.546301][ T2441]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   81.546304][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546305][ T2441]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   81.546307][ T2441]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   81.546309][ T2441]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   81.546311][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546312][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546314][ T2441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.546316][ T2441]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   81.546318][ T2441]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   81.546320][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546321][ T2441]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   81.546323][ T2441]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   81.546325][ T2441]  ? copy_msghdr_from_user (net/socket.c:2650)
[   81.546326][ T2441]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   81.546328][ T2441]  ? move_addr_to_kernel (net/socket.c:258)
[   81.546329][ T2441]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   81.546332][ T2441]  ___sys_sendmsg (net/socket.c:2767)
[   81.546334][ T2441]  ? copy_msghdr_from_user (net/socket.c:2619)
[   81.546341][ T2441]  __sys_sendmsg (net/socket.c:2799)
[   81.546343][ T2441]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   81.546346][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.546348][ T2441]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   81.546349][ T2441]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   81.546352][ T2441]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   81.546353][ T2441] RIP: 0033:0x7f391e65354e
[   81.546356][ T2441] 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
[   81.546358][ T2441] RSP: 002b:00007fffc9d3f270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   81.546362][ T2441] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f391e65354e
[   81.546363][ T2441] RDX: 0000000000000000 RSI: 00007fffc9d3f320 RDI: 0000000000000005
[   81.546364][ T2441] RBP: 00007fffc9d3f280 R08: 0000000000000000 R09: 0000000000000000
[   81.546365][ T2441] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912aa7
[   81.546366][ T2441] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc9d3f9e0
| [   88.970227][ T2601] softirqs last disabled at (0): 0x0
| [   88.970229][ T2601] Preemption disabled at:
| [   88.970230][ T2601] vprintk_emit (kernel/printk/printk.c:2471)
| [   88.970244][ T2601] Tainted: [W]=WARN
[   88.970245][ T2601] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.970248][ T2601] Call Trace:
[   88.970249][ T2601]  <TASK>
[   88.970251][ T2601]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   88.970258][ T2601]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   88.970261][ T2601]  __might_resched.cold (kernel/sched/core.c:9234)
[   88.970266][ T2601]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   88.970270][ T2601]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   88.970273][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970278][ T2601]  __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))
[   88.970282][ T2601]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   88.970285][ T2601]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.970291][ T2601]  ? 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)
[   88.970293][ T2601]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.970296][ T2601]  put_chars (drivers/char/virtio_console.c:1176)
[   88.970299][ T2601]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   88.970302][ T2601]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   88.970306][ T2601]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   88.970311][ T2601]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   88.970313][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970316][ T2601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.970320][ T2601]  console_emit_next_record (kernel/printk/printk.c:3183)
[   88.970323][ T2601]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   88.970326][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970329][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970331][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970334][ T2601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.970351][ T2601]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   88.970353][ T2601]  console_flush_one_record (kernel/printk/printk.c:3268)
[   88.970357][ T2601]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   88.970361][ T2601]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   88.970364][ T2601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.970366][ T2601]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   88.970369][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970371][ T2601]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.970374][ T2601]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   88.970376][ T2601]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   88.970379][ T2601]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   88.970382][ T2601]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   88.970385][ T2601]  vprintk_emit (kernel/printk/printk.c:2479)
[   88.970388][ T2601]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   88.970391][ T2601]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.970395][ T2601]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.970398][ T2601]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.970401][ T2601]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   88.970404][ T2601]  ? ___sys_sendmsg (net/socket.c:2767)
[   88.970406][ T2601]  ? __sys_sendmsg (net/socket.c:2799)
[   88.970409][ T2601]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.970413][ T2601]  _printk (kernel/printk/printk.c:2504)
[   88.970418][ T2601]  ? snapshot_read.cold (user.c:?)
[   88.970421][ T2601]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   88.970425][ T2601]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   88.970428][ T2601]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   88.970431][ T2601]  ? netdev_notice (net/core/dev.c:13194)
[   88.970434][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970436][ T2601]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   88.970439][ T2601]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   88.970442][ T2601]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   88.970445][ T2601]  ? 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)
[   88.970448][ T2601]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   88.970452][ T2601]  dev_set_allmulti (net/core/dev_api.c:315)
[   88.970456][ T2601] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   88.970474][ T2601]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   88.970479][ T2601]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   88.970483][ T2601] br_del_if (net/bridge/br_if.c:732) bridge
[   88.970495][ T2601]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   88.970498][ T2601]  do_set_master (net/core/rtnetlink.c:3055)
[   88.970502][ T2601]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   88.970506][ T2601]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   88.970509][ T2601]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   88.970511][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970514][ T2601]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   88.970519][ T2601]  ? kasan_save_stack (mm/kasan/common.c:58)
[   88.970522][ T2601]  ? kasan_save_stack (mm/kasan/common.c:57)
[   88.970525][ T2601]  ? kasan_save_track (mm/kasan/common.c:78)
[   88.970527][ T2601]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   88.970529][ T2601]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   88.970532][ T2601]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   88.970534][ T2601]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.970536][ T2601]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.970538][ T2601]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.970540][ T2601]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.970542][ T2601]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   88.970544][ T2601]  ? ___sys_sendmsg (net/socket.c:2767)
[   88.970546][ T2601]  ? __sys_sendmsg (net/socket.c:2799)
[   88.970548][ T2601]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.970550][ T2601]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.970555][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970557][ T2601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.970560][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970562][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970565][ T2601]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   88.970568][ T2601]  ? __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)
[   88.970571][ T2601]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   88.970573][ T2601]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   88.970576][ T2601]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   88.970578][ T2601]  ? nla_get_range_signed (lib/nlattr.c:270)
[   88.970581][ T2601]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   88.970585][ T2601]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   88.970588][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970591][ T2601]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   88.970593][ T2601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.970595][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970599][ T2601]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   88.970601][ T2601]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   88.970604][ T2601]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   88.970606][ T2601]  ? __kernel_text_address (kernel/extable.c:79)
[   88.970608][ T2601]  ? write_profile (profile.c:?)
[   88.970610][ T2601]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   88.970614][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970616][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970619][ T2601]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   88.970623][ T2601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.970625][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970628][ T2601]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   88.970630][ T2601]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.970633][ T2601]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   88.970635][ T2601]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.970637][ T2601]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   88.970642][ T2601]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.970644][ T2601]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   88.970646][ T2601]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.970649][ T2601]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   88.970651][ T2601]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   88.970655][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970658][ T2601]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.970661][ T2601]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.970664][ T2601]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   88.970667][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970669][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970672][ T2601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.970675][ T2601]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.970678][ T2601]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   88.970681][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970684][ T2601]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.970687][ T2601]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   88.970690][ T2601]  ? copy_msghdr_from_user (net/socket.c:2650)
[   88.970692][ T2601]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   88.970695][ T2601]  ? move_addr_to_kernel (net/socket.c:258)
[   88.970697][ T2601]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.970701][ T2601]  ___sys_sendmsg (net/socket.c:2767)
[   88.970704][ T2601]  ? copy_msghdr_from_user (net/socket.c:2619)
[   88.970713][ T2601]  __sys_sendmsg (net/socket.c:2799)
[   88.970716][ T2601]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   88.970720][ T2601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.970723][ T2601]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.970725][ T2601]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   88.970728][ T2601]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.970731][ T2601] RIP: 0033:0x7f5b6ea4854e
[   88.970734][ T2601] 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
[   88.970737][ T2601] RSP: 002b:00007fffe86ff1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.970742][ T2601] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5b6ea4854e
[   88.970744][ T2601] RDX: 0000000000000000 RSI: 00007fffe86ff2a0 RDI: 0000000000000005
[   88.970745][ T2601] RBP: 00007fffe86ff200 R08: 0000000000000000 R09: 0000000000000000
[   88.970747][ T2601] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912aaf


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