======================================
| [    9.281012][  T181] softirqs last disabled at (19895): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.281014][  T181] Preemption disabled at:
| [    9.281015][  T181] 0x0
| [    9.281025][  T181] Tainted: [W]=WARN
[    9.281026][  T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.281027][  T181] Call Trace:
[    9.281029][  T181]  <TASK>
[    9.281031][  T181]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.281037][  T181]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.281042][  T181]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.281046][  T181]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.281052][  T181]  __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))
[    9.281054][  T181]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.281060][  T181]  ? 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)
[    9.281063][  T181]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.281066][  T181]  put_chars (drivers/char/virtio_console.c:1176)
[    9.281069][  T181]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.281070][  T181]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.281075][  T181]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.281080][  T181]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.281087][  T181]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.281089][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.281091][  T181]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.281096][  T181]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.281099][  T181]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.281101][  T181]  ? 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))
[    9.281104][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.281109][  T181]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.281113][  T181]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.281117][  T181]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.281119][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.281124][  T181]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.281127][  T181]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.281128][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.281131][  T181]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.281135][  T181]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.281136][  T181]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.281140][  T181]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.281143][  T181]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.281147][  T181]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.281151][  T181]  _printk (kernel/printk/printk.c:2504)
[    9.281154][  T181]  ? snapshot_read.cold (user.c:?)
[    9.281157][  T181]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.281160][  T181]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.281164][  T181]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.281166][  T181]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.281170][  T181]  ? exit_notify (kernel/exit.c:780)
[    9.281172][  T181]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.281175][  T181]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.281179][  T181]  do_group_exit (kernel/exit.c:1151)
[    9.281182][  T181]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.281184][  T181]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.281186][  T181]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.281189][  T181]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.281192][  T181]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.281194][  T181] RIP: 0033:0x7f1df15fc1b8
[    9.281197][  T181] Code: Unable to access opcode bytes at 0x7f1df15fc18e.

Code starting with the faulting instruction
===========================================
[    9.281198][  T181] RSP: 002b:00007ffef480d508 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.281200][  T181] RAX: ffffffffffffffda RBX: 00007f1df172cf88 RCX: 00007f1df15fc1b8
[    9.281201][  T181] RDX: 00007f1df1347588 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.281202][  T181] RBP: 00007ffef480d560 R08: 0000000000000000 R09: 000000000000019a
[    9.281203][  T181] R10: 00007ffef480d300 R11: 0000000000000246 R12: 0000000000000001
[    9.281204][  T181] R13: 0000000000000000 R14: 00007f1df172b680 R15: 00007f1df172cfa0
| [   10.634598][  T237] softirqs last disabled at (20194): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   10.634600][  T237] Preemption disabled at:
| [   10.634601][  T237] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.634610][  T237] Tainted: [W]=WARN
[   10.634610][  T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.634612][  T237] Call Trace:
[   10.634614][  T237]  <TASK>
[   10.634615][  T237]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.634621][  T237]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.634623][  T237]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.634628][  T237]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.634632][  T237]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.634638][  T237]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.634640][  T237]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.634646][  T237]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.634649][  T237]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.634652][  T237]  put_chars (drivers/char/virtio_console.c:1176)
[   10.634655][  T237]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.634659][  T237]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.634663][  T237]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.634666][  T237]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.634668][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.634670][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.634674][  T237]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.634676][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   10.634679][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.634683][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.634687][  T237]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.634691][  T237]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.634693][  T237]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.634696][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.634698][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.634703][  T237]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.634707][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.634709][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.634714][  T237]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.634717][  T237]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.634719][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.634721][  T237]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.634725][  T237]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.634727][  T237]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.634730][  T237]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.634734][  T237]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.634736][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.634738][  T237]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   10.634742][  T237]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.634746][  T237]  _printk (kernel/printk/printk.c:2504)
[   10.634750][  T237]  ? snapshot_read.cold (user.c:?)
[   10.634754][  T237]  ? br_multicast_flood (??:?) bridge
[   10.634766][  T237]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.634767][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.634768][  T237]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.634773][  T237] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   10.634784][  T237] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   10.634793][  T237] new_nbp (net/bridge/br_if.c:449) bridge
[   10.634803][  T237] br_add_if (net/bridge/br_if.c:592) bridge
[   10.634810][  T237]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   10.634814][  T237]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.634817][  T237]  ? __kernel_text_address (kernel/extable.c:79)
[   10.634821][  T237]  do_set_master (net/core/rtnetlink.c:3071)
[   10.634826][  T237]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.634829][  T237]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   10.634832][  T237]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.634833][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.634836][  T237]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.634839][  T237]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.634842][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.634844][  T237]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.634847][  T237]  ? kasan_save_stack (mm/kasan/common.c:58)
[   10.634850][  T237]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.634852][  T237]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.634854][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.634856][  T237]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   10.634859][  T237]  ? ___sys_sendmsg (net/socket.c:2757)
[   10.634864][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.634866][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.634868][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.634871][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.634872][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.634874][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.634876][  T237]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.634881][  T237]  ? __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)
[   10.634883][  T237]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.634886][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.634892][  T237]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.634894][  T237]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.634899][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   10.634904][  T237]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.634910][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.634912][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.634916][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.634918][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.634920][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.634922][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.634926][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.634928][  T237]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.634931][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.634933][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.634937][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.634939][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.634942][  T237]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.634944][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.634947][  T237]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.634953][  T237]  ? 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))
[   10.634955][  T237]  ? 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))
[   10.634959][  T237]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.634963][  T237]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.634965][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.634970][  T237]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.634973][  T237]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.634977][  T237]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.634983][  T237]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   10.634985][  T237]  ? copy_msghdr_from_user (net/socket.c:2650)
[   10.634987][  T237]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   10.634989][  T237]  ? move_addr_to_kernel (net/socket.c:258)
[   10.634996][  T237]  ___sys_sendmsg (net/socket.c:2767)
[   10.634999][  T237]  ? copy_msghdr_from_user (net/socket.c:2619)
[   10.635015][  T237]  __sys_sendmsg (net/socket.c:2799)
[   10.635018][  T237]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   10.635024][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.635028][  T237]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.635030][  T237]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.635034][  T237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.635036][  T237] RIP: 0033:0x7fe89f26154e
[   10.635039][  T237] 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
[   10.635041][  T237] RSP: 002b:00007ffc07b4fc00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.635044][  T237] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe89f26154e
[   10.635045][  T237] RDX: 0000000000000000 RSI: 00007ffc07b4fcb0 RDI: 0000000000000005
[   10.635046][  T237] RBP: 00007ffc07b4fc10 R08: 0000000000000000 R09: 0000000000000000
[   10.635047][  T237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91000a
[   10.635048][  T237] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc07b50370
| [   18.267534][  T291] softirqs last disabled at (12360): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2))
| [   18.267537][  T291] Preemption disabled at:
| [   18.267538][  T291] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.267547][  T291] Tainted: [W]=WARN
[   18.267548][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.267550][  T291] Call Trace:
[   18.267552][  T291]  <TASK>
[   18.267553][  T291]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.267559][  T291]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.267561][  T291]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.267566][  T291]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.267570][  T291]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.267576][  T291]  __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))
[   18.267578][  T291]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.267584][  T291]  ? 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)
[   18.267587][  T291]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.267590][  T291]  put_chars (drivers/char/virtio_console.c:1176)
[   18.267592][  T291]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   18.267594][  T291]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.267598][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.267601][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.267606][  T291]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.267608][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.267610][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.267615][  T291]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.267616][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   18.267619][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.267622][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.267627][  T291]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.267630][  T291]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.267632][  T291]  ? 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))
[   18.267636][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.267638][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.267642][  T291]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.267646][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.267648][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.267654][  T291]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.267656][  T291]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.267658][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.267661][  T291]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.267665][  T291]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.267666][  T291]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.267670][  T291]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.267674][  T291]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.267676][  T291]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.267678][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.267680][  T291]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   18.267681][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   18.267685][  T291]  _printk (kernel/printk/printk.c:2504)
[   18.267689][  T291]  ? snapshot_read.cold (user.c:?)
[   18.267692][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.267694][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.267696][  T291]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   18.267700][  T291]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   18.267704][  T291]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.267706][  T291]  ? netdev_notice (net/core/dev.c:13194)
[   18.267711][  T291]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   18.267712][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.267715][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.267718][  T291]  ? 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)
[   18.267721][  T291]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   18.267726][  T291]  __dev_change_flags (net/core/dev.c:9821)
[   18.267729][  T291]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   18.267731][  T291]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   18.267734][  T291]  ? __kernel_text_address (kernel/extable.c:79)
[   18.267736][  T291]  ? write_profile (profile.c:?)
[   18.267738][  T291]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   18.267744][  T291]  netif_change_flags (net/core/dev.c:9877)
[   18.267748][  T291]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   18.267752][  T291]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.267754][  T291]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.267755][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.267757][  T291]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.267761][  T291]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.267763][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.267765][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.267768][  T291]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.267771][  T291]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.267773][  T291]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.267776][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.267778][  T291]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   18.267781][  T291]  ? ___sys_sendmsg (net/socket.c:2757)
[   18.267785][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.267787][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.267790][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.267793][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.267794][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.267796][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.267798][  T291]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.267801][  T291]  ? __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)
[   18.267804][  T291]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.267807][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.267810][  T291]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.267815][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.267821][  T291]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.267826][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.267828][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.267833][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.267835][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.267836][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.267838][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.267842][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.267844][  T291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.267847][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.267849][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.267853][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.267855][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.267858][  T291]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.267860][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.267864][  T291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.267870][  T291]  ? 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))
[   18.267871][  T291]  ? 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))
[   18.267876][  T291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.267880][  T291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.267884][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.267890][  T291]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.267895][  T291]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.267899][  T291]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.267905][  T291]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.267907][  T291]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.267910][  T291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.267911][  T291]  ? move_addr_to_kernel (net/socket.c:258)
[   18.267919][  T291]  ___sys_sendmsg (net/socket.c:2767)
[   18.267921][  T291]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.267937][  T291]  __sys_sendmsg (net/socket.c:2799)
[   18.267940][  T291]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.267946][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.267950][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.267952][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.267955][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.267957][  T291] RIP: 0033:0x7f4da88bd54e
[   18.267961][  T291] 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
[   18.267963][  T291] RSP: 002b:00007fff9bc6d9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.267966][  T291] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4da88bd54e
[   18.267967][  T291] RDX: 0000000000000000 RSI: 00007fff9bc6daa0 RDI: 0000000000000005
[   18.267968][  T291] RBP: 00007fff9bc6da00 R08: 0000000000000000 R09: 0000000000000000
[   18.267969][  T291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910012
[   18.267970][  T291] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff9bc6e160
| [   26.040195][    C2] softirqs last disabled at (532009): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.040197][    C2] Preemption disabled at:
| [   26.040198][    C2] 0x0
| [   26.040207][    C2] Tainted: [W]=WARN
[   26.040209][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.040210][    C2] Call Trace:
[   26.040212][    C2]  <IRQ>
[   26.040214][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.040219][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.040223][    C2]  ? __netif_receive_skb_one_core (net/core/dev.c:6262)
[   26.040227][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.040231][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.040233][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.040237][    C2]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.040240][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.040243][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.040247][    C2]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.040249][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.040251][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   26.040253][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.040254][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.040258][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.040261][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.040263][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.040264][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.040267][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.040269][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.040271][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.040273][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.040275][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.040277][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.040278][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.040281][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.040284][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.040285][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.040287][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.040289][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.040290][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.040292][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.040293][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.040295][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.040297][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.040300][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.040302][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.040313][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.040315][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.040321][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.040327][    C2]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   26.040331][    C2]  _printk (kernel/printk/printk.c:2504)
[   26.040334][    C2]  ? snapshot_read.cold (user.c:?)
[   26.040336][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.040340][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.040343][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.040344][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.040347][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.040350][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.040352][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.040353][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.040356][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.040357][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.040364][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.040366][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.040367][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.040373][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.040375][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.040381][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.040394][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.040400][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   26.040403][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.040405][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.040409][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.040411][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.040412][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.040415][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.040416][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.040423][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.040425][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.040428][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.040430][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.040432][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.040434][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.040437][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.040439][    C2]  handle_softirqs (kernel/softirq.c:645)
[   26.040440][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.040442][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.040444][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.040446][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   26.040447][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.040450][    C2]  </IRQ>
[   26.040450][    C2]  <TASK>
[   26.040451][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.040453][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.040455][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.040458][    C2] 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
[   26.040459][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   26.040463][    C2] RAX: 0000000000081e27 RBX: ff11000001bec6c0 RCX: ffffffffa9af0307
[   26.040464][    C2] RDX: ff11000001bec6c0 RSI: ffffffffac838b01 RDI: ffffffffac28d8e0
[   26.040465][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.040466][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   26.040467][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.040468][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.040471][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.040473][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   26.040475][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.040476][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   26.040478][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.040480][    C2]  ? default_idle_call (kernel/sched/idle.c:129)
[   26.040482][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.040484][    C2]  do_idle (kernel/sched/idle.c:355)
[   26.040486][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.040487][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.040489][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.040491][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.099000][    C2]
| [   26.099068][    C2]
| [   26.099068][    C2] stack backtrace:
| [   26.099239][    C2] Tainted: [W]=WARN
[   26.099240][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.099241][    C2] Call Trace:
[   26.099242][    C2]  <IRQ>
[   26.099243][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.099246][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.099249][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.099251][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.099253][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.099255][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.099257][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.099259][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.099266][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.099269][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.099271][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.099277][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.099279][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.099285][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.099292][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.099299][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   26.099302][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.099304][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.099307][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.099309][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.099311][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.099313][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.099315][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.099322][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.099323][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.099326][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.099329][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.099331][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.099332][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.099335][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.099336][    C2]  handle_softirqs (kernel/softirq.c:645)
[   26.099338][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.099340][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.099342][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.099343][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   26.099345][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.099346][    C2]  </IRQ>
[   26.099347][    C2]  <TASK>
[   26.099348][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.099349][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.099351][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.099353][    C2] 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
[   26.099354][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   26.099356][    C2] RAX: 0000000000081e27 RBX: ff11000001bec6c0 RCX: ffffffffa9af0307
[   26.099357][    C2] RDX: ff11000001bec6c0 RSI: ffffffffac838b01 RDI: ffffffffac28d8e0
[   26.099358][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.099359][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   26.099359][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.099361][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.099363][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.099365][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   26.099367][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.099369][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   26.099370][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.099372][    C2]  ? default_idle_call (kernel/sched/idle.c:129)
[   26.099373][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.099376][    C2]  do_idle (kernel/sched/idle.c:355)
[   26.099377][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.099379][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.099380][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.099382][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   42.979798][  T326] softirqs last disabled at (0): 0x0
| [   42.979800][  T326] Preemption disabled at:
| [   42.979801][  T326] vprintk_emit (kernel/printk/printk.c:2471)
| [   42.979812][  T326] Tainted: [W]=WARN
[   42.979812][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.979814][  T326] Call Trace:
[   42.979816][  T326]  <TASK>
[   42.979817][  T326]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   42.979822][  T326]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   42.979824][  T326]  __might_resched.cold (kernel/sched/core.c:9234)
[   42.979828][  T326]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   42.979832][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979835][  T326]  __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))
[   42.979839][  T326]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   42.979842][  T326]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.979846][  T326]  ? 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)
[   42.979847][  T326]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.979849][  T326]  put_chars (drivers/char/virtio_console.c:1176)
[   42.979851][  T326]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   42.979852][  T326]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   42.979854][  T326]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   42.979857][  T326]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   42.979860][  T326]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   42.979861][  T326]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   42.979863][  T326]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   42.979864][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979866][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979868][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.979870][  T326]  console_emit_next_record (kernel/printk/printk.c:3183)
[   42.979872][  T326]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   42.979875][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979876][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979878][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979879][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.979882][  T326]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   42.979885][  T326]  console_flush_one_record (kernel/printk/printk.c:3268)
[   42.979888][  T326]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   42.979892][  T326]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   42.979895][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.979896][  T326]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   42.979898][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979899][  T326]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.979901][  T326]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   42.979902][  T326]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   42.979904][  T326]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   42.979906][  T326]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   42.979908][  T326]  vprintk_emit (kernel/printk/printk.c:2479)
[   42.979911][  T326]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   42.979913][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979914][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.979916][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979918][  T326]  _printk (kernel/printk/printk.c:2504)
[   42.979921][  T326]  ? snapshot_read.cold (user.c:?)
[   42.979923][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979925][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.979926][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979928][  T326]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   42.979930][  T326]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   42.979932][  T326]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   42.979934][  T326]  ? netdev_notice (net/core/dev.c:13194)
[   42.979935][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979938][  T326]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   42.979939][  T326]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   42.979941][  T326]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.979943][  T326]  ? 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)
[   42.979946][  T326]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   42.979949][  T326]  __dev_change_flags (net/core/dev.c:9821)
[   42.979953][  T326]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   42.979955][  T326]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   42.979958][  T326]  ? __kernel_text_address (kernel/extable.c:79)
[   42.979959][  T326]  ? write_profile (profile.c:?)
[   42.979961][  T326]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.979964][  T326]  netif_change_flags (net/core/dev.c:9877)
[   42.979967][  T326]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   42.979970][  T326]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   42.979972][  T326]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   42.979973][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.979974][  T326]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   42.979978][  T326]  ? kasan_save_stack (mm/kasan/common.c:58)
[   42.979982][  T326]  ? kasan_save_stack (mm/kasan/common.c:57)
[   42.979983][  T326]  ? kasan_save_track (mm/kasan/common.c:78)
[   42.979985][  T326]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   42.979986][  T326]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   42.979988][  T326]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   42.979989][  T326]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.979990][  T326]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.979993][  T326]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.979994][  T326]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.979996][  T326]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.979998][  T326]  ? ___sys_sendmsg (net/socket.c:2767)
[   42.979999][  T326]  ? __sys_sendmsg (net/socket.c:2799)
[   42.980001][  T326]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.980004][  T326]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.980006][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980008][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.980009][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980011][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980013][  T326]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   42.980015][  T326]  ? __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)
[   42.980017][  T326]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   42.980018][  T326]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   42.980020][  T326]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   42.980022][  T326]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   42.980024][  T326]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   42.980026][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980028][  T326]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.980029][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.980030][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980032][  T326]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   42.980036][  T326]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   42.980037][  T326]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   42.980039][  T326]  ? __kernel_text_address (kernel/extable.c:79)
[   42.980040][  T326]  ? write_profile (profile.c:?)
[   42.980041][  T326]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.980042][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980044][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980046][  T326]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   42.980049][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.980051][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980053][  T326]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.980054][  T326]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.980056][  T326]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.980057][  T326]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   42.980058][  T326]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   42.980061][  T326]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.980062][  T326]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.980064][  T326]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.980065][  T326]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.980067][  T326]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   42.980069][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980071][  T326]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.980073][  T326]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.980075][  T326]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.980076][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980078][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980080][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.980082][  T326]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.980083][  T326]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   42.980085][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980087][  T326]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.980089][  T326]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.980091][  T326]  ? copy_msghdr_from_user (net/socket.c:2650)
[   42.980092][  T326]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   42.980094][  T326]  ? move_addr_to_kernel (net/socket.c:258)
[   42.980095][  T326]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   42.980098][  T326]  ___sys_sendmsg (net/socket.c:2767)
[   42.980099][  T326]  ? copy_msghdr_from_user (net/socket.c:2619)
[   42.980104][  T326]  __sys_sendmsg (net/socket.c:2799)
[   42.980109][  T326]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   42.980111][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.980113][  T326]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.980115][  T326]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   42.980117][  T326]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.980118][  T326] RIP: 0033:0x7f0db51ca54e
[   42.980120][  T326] 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
[   42.980122][  T326] RSP: 002b:00007ffea8c28610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.980126][  T326] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0db51ca54e
[   42.980128][  T326] RDX: 0000000000000000 RSI: 00007ffea8c286c0 RDI: 0000000000000005
[   42.980128][  T326] RBP: 00007ffea8c28620 R08: 0000000000000000 R09: 0000000000000000
[   42.980129][  T326] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91002b
[   42.980130][  T326] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea8c28d80
| [   44.237613][  T347] softirqs last disabled at (0): 0x0
| [   44.237615][  T347] Preemption disabled at:
| [   44.237615][  T347] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.237626][  T347] Tainted: [W]=WARN
[   44.237627][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.237629][  T347] Call Trace:
[   44.237630][  T347]  <TASK>
[   44.237631][  T347]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.237637][  T347]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.237639][  T347]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.237643][  T347]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.237646][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237650][  T347]  __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))
[   44.237653][  T347]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.237656][  T347]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.237659][  T347]  ? 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)
[   44.237661][  T347]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.237663][  T347]  put_chars (drivers/char/virtio_console.c:1176)
[   44.237665][  T347]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   44.237667][  T347]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.237669][  T347]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   44.237671][  T347]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.237674][  T347]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.237675][  T347]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   44.237677][  T347]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.237679][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237680][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237682][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.237684][  T347]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.237687][  T347]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.237689][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237690][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237692][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237694][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.237696][  T347]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   44.237697][  T347]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.237700][  T347]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.237702][  T347]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.237704][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.237705][  T347]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.237707][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237709][  T347]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.237710][  T347]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.237712][  T347]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   44.237714][  T347]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.237716][  T347]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.237718][  T347]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.237720][  T347]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.237722][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237724][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.237725][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237727][  T347]  _printk (kernel/printk/printk.c:2504)
[   44.237730][  T347]  ? snapshot_read.cold (user.c:?)
[   44.237732][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237734][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.237735][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237737][  T347]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.237740][  T347]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.237741][  T347]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.237743][  T347]  ? netdev_notice (net/core/dev.c:13194)
[   44.237745][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237747][  T347]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   44.237748][  T347]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.237750][  T347]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.237752][  T347]  ? 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)
[   44.237755][  T347]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   44.237758][  T347]  __dev_change_flags (net/core/dev.c:9821)
[   44.237762][  T347]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   44.237764][  T347]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.237767][  T347]  ? __kernel_text_address (kernel/extable.c:79)
[   44.237768][  T347]  ? write_profile (profile.c:?)
[   44.237770][  T347]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.237773][  T347]  netif_change_flags (net/core/dev.c:9877)
[   44.237776][  T347]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   44.237779][  T347]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.237780][  T347]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.237782][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237783][  T347]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.237787][  T347]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.237790][  T347]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.237791][  T347]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.237793][  T347]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.237795][  T347]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   44.237796][  T347]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   44.237797][  T347]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.237799][  T347]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.237801][  T347]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.237803][  T347]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.237804][  T347]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.237807][  T347]  ? ___sys_sendmsg (net/socket.c:2767)
[   44.237808][  T347]  ? __sys_sendmsg (net/socket.c:2799)
[   44.237810][  T347]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.237812][  T347]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.237814][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237816][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.237818][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237819][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237821][  T347]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.237823][  T347]  ? __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)
[   44.237825][  T347]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.237827][  T347]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.237828][  T347]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.237830][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.237832][  T347]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.237834][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237836][  T347]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.237837][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.237839][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237841][  T347]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   44.237844][  T347]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   44.237846][  T347]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.237847][  T347]  ? __kernel_text_address (kernel/extable.c:79)
[   44.237848][  T347]  ? write_profile (profile.c:?)
[   44.237850][  T347]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.237851][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237853][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237854][  T347]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   44.237858][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.237859][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237861][  T347]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.237862][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.237864][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.237865][  T347]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.237867][  T347]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.237869][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.237871][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.237872][  T347]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.237874][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.237875][  T347]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   44.237878][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237879][  T347]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.237882][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.237885][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.237888][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237890][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237892][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.237895][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.237897][  T347]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.237899][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237900][  T347]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.237902][  T347]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.237904][  T347]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.237906][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.237907][  T347]  ? move_addr_to_kernel (net/socket.c:258)
[   44.237908][  T347]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.237911][  T347]  ___sys_sendmsg (net/socket.c:2767)
[   44.237913][  T347]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.237918][  T347]  __sys_sendmsg (net/socket.c:2799)
[   44.237920][  T347]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.237922][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.237924][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.237926][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.237928][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.237929][  T347] RIP: 0033:0x7febb233954e
[   44.237931][  T347] 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
[   44.237933][  T347] RSP: 002b:00007ffe522f09b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.237937][  T347] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007febb233954e
[   44.237938][  T347] RDX: 0000000000000000 RSI: 00007ffe522f0a60 RDI: 0000000000000005
[   44.237939][  T347] RBP: 00007ffe522f09c0 R08: 0000000000000000 R09: 0000000000000000
[   44.237940][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91002c
[   44.237941][  T347] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe522f1120
| [   45.440847][  T358] softirqs last disabled at (0): 0x0
| [   45.440848][  T358] Preemption disabled at:
| [   45.440849][  T358] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.440859][  T358] Tainted: [W]=WARN
[   45.440860][  T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.440862][  T358] Call Trace:
[   45.440863][  T358]  <TASK>
[   45.440864][  T358]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.440870][  T358]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.440872][  T358]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.440876][  T358]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.440879][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.440884][  T358]  __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))
[   45.440888][  T358]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.440892][  T358]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.440896][  T358]  ? 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)
[   45.440898][  T358]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.440900][  T358]  put_chars (drivers/char/virtio_console.c:1176)
[   45.440902][  T358]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   45.440904][  T358]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.440906][  T358]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   45.440908][  T358]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.440911][  T358]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.440912][  T358]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   45.440914][  T358]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.440916][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.440917][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.440919][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.440921][  T358]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.440923][  T358]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.440925][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.440927][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.440929][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.440930][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.440932][  T358]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   45.440934][  T358]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.440936][  T358]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.440939][  T358]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.440941][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.440942][  T358]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.440944][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.440945][  T358]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.440947][  T358]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.440948][  T358]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   45.440950][  T358]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.440952][  T358]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.440954][  T358]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.440956][  T358]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.440958][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.440960][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.440961][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.440963][  T358]  _printk (kernel/printk/printk.c:2504)
[   45.440966][  T358]  ? snapshot_read.cold (user.c:?)
[   45.440968][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.440970][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.440971][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.440973][  T358]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.440976][  T358]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.440978][  T358]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.440979][  T358]  ? netdev_notice (net/core/dev.c:13194)
[   45.440981][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.440983][  T358]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   45.440985][  T358]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.440986][  T358]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.440988][  T358]  ? 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)
[   45.440991][  T358]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   45.440994][  T358]  __dev_change_flags (net/core/dev.c:9821)
[   45.440998][  T358]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.441000][  T358]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.441002][  T358]  ? __kernel_text_address (kernel/extable.c:79)
[   45.441003][  T358]  ? write_profile (profile.c:?)
[   45.441006][  T358]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.441009][  T358]  netif_change_flags (net/core/dev.c:9877)
[   45.441011][  T358]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   45.441014][  T358]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.441016][  T358]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.441017][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441019][  T358]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.441022][  T358]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.441025][  T358]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.441027][  T358]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.441028][  T358]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   45.441030][  T358]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   45.441031][  T358]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   45.441032][  T358]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.441033][  T358]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.441036][  T358]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.441037][  T358]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.441039][  T358]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.441041][  T358]  ? ___sys_sendmsg (net/socket.c:2767)
[   45.441042][  T358]  ? __sys_sendmsg (net/socket.c:2799)
[   45.441044][  T358]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.441047][  T358]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.441049][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441051][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.441052][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441054][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441056][  T358]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.441058][  T358]  ? __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)
[   45.441060][  T358]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.441061][  T358]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.441063][  T358]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.441065][  T358]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.441067][  T358]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.441069][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441071][  T358]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.441072][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.441073][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441075][  T358]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   45.441078][  T358]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   45.441080][  T358]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.441081][  T358]  ? __kernel_text_address (kernel/extable.c:79)
[   45.441083][  T358]  ? write_profile (profile.c:?)
[   45.441084][  T358]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.441085][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441087][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441088][  T358]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   45.441092][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.441093][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441095][  T358]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.441097][  T358]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.441098][  T358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.441099][  T358]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.441101][  T358]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.441103][  T358]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.441107][  T358]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.441108][  T358]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.441110][  T358]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.441111][  T358]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   45.441113][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441115][  T358]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.441117][  T358]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.441119][  T358]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.441121][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441122][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441124][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.441126][  T358]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.441128][  T358]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.441130][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441131][  T358]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.441133][  T358]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.441135][  T358]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.441136][  T358]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.441138][  T358]  ? move_addr_to_kernel (net/socket.c:258)
[   45.441139][  T358]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.441142][  T358]  ___sys_sendmsg (net/socket.c:2767)
[   45.441144][  T358]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.441148][  T358]  __sys_sendmsg (net/socket.c:2799)
[   45.441150][  T358]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.441153][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.441155][  T358]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.441156][  T358]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.441158][  T358]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.441160][  T358] RIP: 0033:0x7fa8e9b1154e
[   45.441162][  T358] 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
[   45.441163][  T358] RSP: 002b:00007ffcadeaec40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.441167][  T358] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa8e9b1154e
[   45.441168][  T358] RDX: 0000000000000000 RSI: 00007ffcadeaecf0 RDI: 0000000000000005
[   45.441169][  T358] RBP: 00007ffcadeaec50 R08: 0000000000000000 R09: 0000000000000000
[   45.441170][  T358] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91002d
[   45.441171][  T358] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcadeaf3b0
| [   46.663639][  T370] softirqs last disabled at (0): 0x0
| [   46.663641][  T370] Preemption disabled at:
| [   46.663642][  T370] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.663653][  T370] Tainted: [W]=WARN
[   46.663654][  T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.663655][  T370] Call Trace:
[   46.663657][  T370]  <TASK>
[   46.663658][  T370]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.663664][  T370]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.663665][  T370]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.663669][  T370]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.663673][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663676][  T370]  __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))
[   46.663680][  T370]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.663683][  T370]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.663686][  T370]  ? 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)
[   46.663688][  T370]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.663690][  T370]  put_chars (drivers/char/virtio_console.c:1176)
[   46.663692][  T370]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   46.663693][  T370]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.663695][  T370]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   46.663698][  T370]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.663701][  T370]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.663702][  T370]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   46.663704][  T370]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.663706][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663707][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663709][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.663711][  T370]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.663714][  T370]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.663716][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663717][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663719][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663721][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.663723][  T370]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   46.663724][  T370]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.663727][  T370]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.663729][  T370]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.663731][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.663733][  T370]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.663734][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663736][  T370]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.663737][  T370]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.663739][  T370]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   46.663741][  T370]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.663743][  T370]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.663745][  T370]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.663747][  T370]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.663749][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663751][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.663752][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663754][  T370]  _printk (kernel/printk/printk.c:2504)
[   46.663758][  T370]  ? snapshot_read.cold (user.c:?)
[   46.663759][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663761][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.663763][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663764][  T370]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.663768][  T370]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.663769][  T370]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.663771][  T370]  ? netdev_notice (net/core/dev.c:13194)
[   46.663772][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663775][  T370]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   46.663776][  T370]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.663778][  T370]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.663780][  T370]  ? 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)
[   46.663783][  T370]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   46.663786][  T370]  __dev_change_flags (net/core/dev.c:9821)
[   46.663790][  T370]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   46.663792][  T370]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.663794][  T370]  ? __kernel_text_address (kernel/extable.c:79)
[   46.663796][  T370]  ? write_profile (profile.c:?)
[   46.663798][  T370]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.663801][  T370]  netif_change_flags (net/core/dev.c:9877)
[   46.663803][  T370]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   46.663807][  T370]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   46.663808][  T370]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   46.663809][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663811][  T370]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.663815][  T370]  ? kasan_save_stack (mm/kasan/common.c:58)
[   46.663818][  T370]  ? kasan_save_stack (mm/kasan/common.c:57)
[   46.663819][  T370]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.663820][  T370]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   46.663822][  T370]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   46.663824][  T370]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   46.663825][  T370]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.663826][  T370]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.663829][  T370]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.663830][  T370]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.663831][  T370]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.663834][  T370]  ? ___sys_sendmsg (net/socket.c:2767)
[   46.663835][  T370]  ? __sys_sendmsg (net/socket.c:2799)
[   46.663837][  T370]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.663840][  T370]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.663842][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663843][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.663845][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663846][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663848][  T370]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   46.663850][  T370]  ? __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)
[   46.663852][  T370]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   46.663854][  T370]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.663855][  T370]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   46.663857][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   46.663859][  T370]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   46.663861][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663863][  T370]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.663864][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.663866][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663868][  T370]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   46.663871][  T370]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   46.663873][  T370]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.663874][  T370]  ? __kernel_text_address (kernel/extable.c:79)
[   46.663876][  T370]  ? write_profile (profile.c:?)
[   46.663877][  T370]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.663878][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663880][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663882][  T370]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   46.663887][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.663889][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663891][  T370]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.663893][  T370]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.663895][  T370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.663897][  T370]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.663898][  T370]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.663901][  T370]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.663902][  T370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.663903][  T370]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.663905][  T370]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.663906][  T370]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   46.663909][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663911][  T370]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.663913][  T370]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.663914][  T370]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.663916][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663918][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663920][  T370]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.663921][  T370]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.663923][  T370]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.663925][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663927][  T370]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.663929][  T370]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.663930][  T370]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.663932][  T370]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.663934][  T370]  ? move_addr_to_kernel (net/socket.c:258)
[   46.663935][  T370]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.663938][  T370]  ___sys_sendmsg (net/socket.c:2767)
[   46.663939][  T370]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.663944][  T370]  __sys_sendmsg (net/socket.c:2799)
[   46.663946][  T370]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.663949][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.663951][  T370]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.663952][  T370]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.663955][  T370]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.663956][  T370] RIP: 0033:0x7f1b4464954e
[   46.663958][  T370] 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
[   46.663960][  T370] RSP: 002b:00007ffcd5e34280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.663964][  T370] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1b4464954e
[   46.663965][  T370] RDX: 0000000000000000 RSI: 00007ffcd5e34330 RDI: 0000000000000005
[   46.663966][  T370] RBP: 00007ffcd5e34290 R08: 0000000000000000 R09: 0000000000000000
[   46.663967][  T370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91002e
[   46.663968][  T370] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd5e349f0
| [   47.868877][  T381] softirqs last disabled at (0): 0x0
| [   47.868879][  T381] Preemption disabled at:
| [   47.868879][  T381] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.868893][  T381] Tainted: [W]=WARN
[   47.868894][  T381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.868896][  T381] Call Trace:
[   47.868898][  T381]  <TASK>
[   47.868899][  T381]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.868905][  T381]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.868907][  T381]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.868911][  T381]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.868914][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.868918][  T381]  __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))
[   47.868922][  T381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.868924][  T381]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.868928][  T381]  ? 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)
[   47.868929][  T381]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.868931][  T381]  put_chars (drivers/char/virtio_console.c:1176)
[   47.868933][  T381]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   47.868935][  T381]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.868937][  T381]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   47.868939][  T381]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.868942][  T381]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.868943][  T381]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   47.868945][  T381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.868947][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.868948][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.868950][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.868952][  T381]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.868955][  T381]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.868957][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.868958][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.868960][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.868962][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.868963][  T381]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   47.868965][  T381]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.868967][  T381]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.868970][  T381]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.868972][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.868973][  T381]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.868975][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.868976][  T381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.868978][  T381]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.868979][  T381]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   47.868981][  T381]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.868983][  T381]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.868985][  T381]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.868987][  T381]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.868989][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.868991][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.868992][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.868994][  T381]  _printk (kernel/printk/printk.c:2504)
[   47.868997][  T381]  ? snapshot_read.cold (user.c:?)
[   47.868999][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869001][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.869002][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869004][  T381]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.869007][  T381]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.869009][  T381]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.869010][  T381]  ? netdev_notice (net/core/dev.c:13194)
[   47.869012][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869014][  T381]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   47.869016][  T381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.869017][  T381]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.869019][  T381]  ? 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)
[   47.869022][  T381]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   47.869025][  T381]  __dev_change_flags (net/core/dev.c:9821)
[   47.869029][  T381]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   47.869031][  T381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.869033][  T381]  ? __kernel_text_address (kernel/extable.c:79)
[   47.869034][  T381]  ? write_profile (profile.c:?)
[   47.869036][  T381]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.869039][  T381]  netif_change_flags (net/core/dev.c:9877)
[   47.869042][  T381]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   47.869045][  T381]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.869046][  T381]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.869048][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869049][  T381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.869053][  T381]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.869056][  T381]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.869057][  T381]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.869059][  T381]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   47.869060][  T381]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   47.869062][  T381]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   47.869063][  T381]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.869065][  T381]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.869067][  T381]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.869069][  T381]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.869070][  T381]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.869072][  T381]  ? ___sys_sendmsg (net/socket.c:2767)
[   47.869074][  T381]  ? __sys_sendmsg (net/socket.c:2799)
[   47.869075][  T381]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.869078][  T381]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.869080][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869082][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.869083][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869085][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869086][  T381]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.869088][  T381]  ? __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)
[   47.869091][  T381]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.869092][  T381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.869094][  T381]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.869096][  T381]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.869098][  T381]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.869100][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869102][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.869103][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.869104][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869109][  T381]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   47.869112][  T381]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   47.869114][  T381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.869115][  T381]  ? __kernel_text_address (kernel/extable.c:79)
[   47.869117][  T381]  ? write_profile (profile.c:?)
[   47.869118][  T381]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.869119][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869121][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869122][  T381]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   47.869126][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.869127][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869129][  T381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.869130][  T381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.869132][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.869133][  T381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.869135][  T381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.869137][  T381]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.869139][  T381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.869140][  T381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.869141][  T381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.869143][  T381]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   47.869145][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869147][  T381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.869149][  T381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.869151][  T381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.869152][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869154][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869156][  T381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.869157][  T381]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.869159][  T381]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.869161][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869163][  T381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.869165][  T381]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.869166][  T381]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.869168][  T381]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.869169][  T381]  ? move_addr_to_kernel (net/socket.c:258)
[   47.869171][  T381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.869173][  T381]  ___sys_sendmsg (net/socket.c:2767)
[   47.869175][  T381]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.869180][  T381]  __sys_sendmsg (net/socket.c:2799)
[   47.869182][  T381]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.869185][  T381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.869187][  T381]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.869188][  T381]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.869190][  T381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.869191][  T381] RIP: 0033:0x7fd0e320954e
[   47.869193][  T381] 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
[   47.869195][  T381] RSP: 002b:00007ffdad77b200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.869199][  T381] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd0e320954e
[   47.869200][  T381] RDX: 0000000000000000 RSI: 00007ffdad77b2b0 RDI: 0000000000000005
[   47.869201][  T381] RBP: 00007ffdad77b210 R08: 0000000000000000 R09: 0000000000000000
[   47.869202][  T381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910030
[   47.869202][  T381] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdad77b970
| [   70.233084][  T437] softirqs last disabled at (0): 0x0
| [   70.233086][  T437] Preemption disabled at:
| [   70.233087][  T437] vprintk_emit (kernel/printk/printk.c:2471)
| [   70.233097][  T437] Tainted: [W]=WARN
[   70.233098][  T437] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.233100][  T437] Call Trace:
[   70.233102][  T437]  <TASK>
[   70.233103][  T437]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   70.233110][  T437]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   70.233112][  T437]  __might_resched.cold (kernel/sched/core.c:9234)
[   70.233116][  T437]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   70.233119][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233123][  T437]  __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))
[   70.233127][  T437]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   70.233129][  T437]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   70.233133][  T437]  ? 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)
[   70.233135][  T437]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   70.233137][  T437]  put_chars (drivers/char/virtio_console.c:1176)
[   70.233139][  T437]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   70.233140][  T437]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   70.233142][  T437]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   70.233144][  T437]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   70.233148][  T437]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   70.233149][  T437]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   70.233151][  T437]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   70.233152][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233154][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233156][  T437]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.233158][  T437]  console_emit_next_record (kernel/printk/printk.c:3183)
[   70.233160][  T437]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   70.233162][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233164][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233165][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233167][  T437]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.233169][  T437]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   70.233171][  T437]  console_flush_one_record (kernel/printk/printk.c:3268)
[   70.233173][  T437]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   70.233176][  T437]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   70.233177][  T437]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.233179][  T437]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   70.233180][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233182][  T437]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.233183][  T437]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   70.233185][  T437]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   70.233187][  T437]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   70.233189][  T437]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   70.233191][  T437]  vprintk_emit (kernel/printk/printk.c:2479)
[   70.233193][  T437]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   70.233195][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233197][  T437]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.233198][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233200][  T437]  _printk (kernel/printk/printk.c:2504)
[   70.233203][  T437]  ? snapshot_read.cold (user.c:?)
[   70.233205][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233207][  T437]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.233208][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233210][  T437]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   70.233213][  T437]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   70.233215][  T437]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   70.233217][  T437]  ? netdev_notice (net/core/dev.c:13194)
[   70.233218][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233220][  T437]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   70.233222][  T437]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   70.233224][  T437]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.233225][  T437]  ? 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)
[   70.233228][  T437]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   70.233231][  T437]  __dev_change_flags (net/core/dev.c:9821)
[   70.233236][  T437]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   70.233237][  T437]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.233240][  T437]  ? __kernel_text_address (kernel/extable.c:79)
[   70.233241][  T437]  ? write_profile (profile.c:?)
[   70.233243][  T437]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   70.233246][  T437]  netif_change_flags (net/core/dev.c:9877)
[   70.233249][  T437]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   70.233252][  T437]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   70.233253][  T437]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   70.233255][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233256][  T437]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   70.233260][  T437]  ? kasan_save_stack (mm/kasan/common.c:58)
[   70.233263][  T437]  ? kasan_save_stack (mm/kasan/common.c:57)
[   70.233265][  T437]  ? kasan_save_track (mm/kasan/common.c:78)
[   70.233266][  T437]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   70.233268][  T437]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   70.233269][  T437]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   70.233270][  T437]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   70.233272][  T437]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   70.233275][  T437]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.233276][  T437]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   70.233277][  T437]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   70.233280][  T437]  ? ___sys_sendmsg (net/socket.c:2767)
[   70.233281][  T437]  ? __sys_sendmsg (net/socket.c:2799)
[   70.233283][  T437]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   70.233286][  T437]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.233287][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233289][  T437]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.233291][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233292][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233294][  T437]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   70.233296][  T437]  ? __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)
[   70.233298][  T437]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   70.233300][  T437]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   70.233301][  T437]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   70.233303][  T437]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   70.233305][  T437]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   70.233307][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233309][  T437]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   70.233310][  T437]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.233312][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233314][  T437]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   70.233317][  T437]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   70.233319][  T437]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.233320][  T437]  ? __kernel_text_address (kernel/extable.c:79)
[   70.233322][  T437]  ? write_profile (profile.c:?)
[   70.233323][  T437]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   70.233324][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233326][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233327][  T437]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   70.233331][  T437]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.233332][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233334][  T437]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   70.233335][  T437]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   70.233337][  T437]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.233338][  T437]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   70.233340][  T437]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   70.233342][  T437]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   70.233344][  T437]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.233345][  T437]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.233347][  T437]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.233348][  T437]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   70.233350][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233352][  T437]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.233354][  T437]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.233356][  T437]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.233358][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233359][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233361][  T437]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.233363][  T437]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   70.233365][  T437]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   70.233367][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233368][  T437]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.233370][  T437]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   70.233372][  T437]  ? copy_msghdr_from_user (net/socket.c:2650)
[   70.233373][  T437]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   70.233375][  T437]  ? move_addr_to_kernel (net/socket.c:258)
[   70.233376][  T437]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   70.233379][  T437]  ___sys_sendmsg (net/socket.c:2767)
[   70.233381][  T437]  ? copy_msghdr_from_user (net/socket.c:2619)
[   70.233386][  T437]  __sys_sendmsg (net/socket.c:2799)
[   70.233387][  T437]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   70.233390][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.233392][  T437]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   70.233394][  T437]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   70.233396][  T437]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.233397][  T437] RIP: 0033:0x7f99a4ab954e
[   70.233399][  T437] 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
[   70.233401][  T437] RSP: 002b:00007fffdb716520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.233405][  T437] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f99a4ab954e
[   70.233406][  T437] RDX: 0000000000000000 RSI: 00007fffdb7165d0 RDI: 0000000000000005
[   70.233407][  T437] RBP: 00007fffdb716530 R08: 0000000000000000 R09: 0000000000000000
[   70.233408][  T437] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910046
[   70.233409][  T437] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffdb716c90
| [   72.515947][  T458] softirqs last disabled at (0): 0x0
| [   72.515948][  T458] Preemption disabled at:
| [   72.515949][  T458] vprintk_emit (kernel/printk/printk.c:2471)
| [   72.515959][  T458] Tainted: [W]=WARN
[   72.515960][  T458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.515962][  T458] Call Trace:
[   72.515963][  T458]  <TASK>
[   72.515965][  T458]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   72.515970][  T458]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   72.515972][  T458]  __might_resched.cold (kernel/sched/core.c:9234)
[   72.515976][  T458]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   72.515979][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.515983][  T458]  __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))
[   72.515986][  T458]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   72.515989][  T458]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   72.515993][  T458]  ? 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)
[   72.515994][  T458]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   72.515996][  T458]  put_chars (drivers/char/virtio_console.c:1176)
[   72.515998][  T458]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   72.516000][  T458]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   72.516002][  T458]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   72.516004][  T458]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   72.516007][  T458]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   72.516008][  T458]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   72.516010][  T458]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   72.516011][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516013][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516015][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.516017][  T458]  console_emit_next_record (kernel/printk/printk.c:3183)
[   72.516020][  T458]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   72.516022][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516023][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516025][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516027][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.516029][  T458]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   72.516030][  T458]  console_flush_one_record (kernel/printk/printk.c:3268)
[   72.516033][  T458]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   72.516035][  T458]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   72.516037][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.516039][  T458]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   72.516040][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516042][  T458]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.516043][  T458]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   72.516045][  T458]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   72.516047][  T458]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   72.516049][  T458]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   72.516051][  T458]  vprintk_emit (kernel/printk/printk.c:2479)
[   72.516053][  T458]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   72.516055][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516057][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.516058][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516060][  T458]  _printk (kernel/printk/printk.c:2504)
[   72.516063][  T458]  ? snapshot_read.cold (user.c:?)
[   72.516065][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516067][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.516068][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516070][  T458]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   72.516073][  T458]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   72.516075][  T458]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   72.516076][  T458]  ? netdev_notice (net/core/dev.c:13194)
[   72.516078][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516080][  T458]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   72.516082][  T458]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   72.516083][  T458]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.516085][  T458]  ? 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)
[   72.516088][  T458]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   72.516091][  T458]  __dev_change_flags (net/core/dev.c:9821)
[   72.516095][  T458]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   72.516097][  T458]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.516100][  T458]  ? __kernel_text_address (kernel/extable.c:79)
[   72.516101][  T458]  ? write_profile (profile.c:?)
[   72.516103][  T458]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   72.516108][  T458]  netif_change_flags (net/core/dev.c:9877)
[   72.516111][  T458]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   72.516115][  T458]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   72.516116][  T458]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   72.516117][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516119][  T458]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   72.516123][  T458]  ? kasan_save_stack (mm/kasan/common.c:58)
[   72.516126][  T458]  ? kasan_save_stack (mm/kasan/common.c:57)
[   72.516127][  T458]  ? kasan_save_track (mm/kasan/common.c:78)
[   72.516129][  T458]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   72.516130][  T458]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   72.516132][  T458]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   72.516133][  T458]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.516134][  T458]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   72.516137][  T458]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.516138][  T458]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.516139][  T458]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   72.516142][  T458]  ? ___sys_sendmsg (net/socket.c:2767)
[   72.516143][  T458]  ? __sys_sendmsg (net/socket.c:2799)
[   72.516145][  T458]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.516148][  T458]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.516150][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516152][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.516153][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516155][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516156][  T458]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   72.516159][  T458]  ? __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)
[   72.516161][  T458]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   72.516162][  T458]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   72.516164][  T458]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   72.516166][  T458]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   72.516168][  T458]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   72.516170][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516172][  T458]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   72.516173][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.516174][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516176][  T458]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   72.516180][  T458]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   72.516182][  T458]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.516183][  T458]  ? __kernel_text_address (kernel/extable.c:79)
[   72.516184][  T458]  ? write_profile (profile.c:?)
[   72.516185][  T458]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   72.516187][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516188][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516190][  T458]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   72.516194][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.516195][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516197][  T458]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   72.516198][  T458]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.516200][  T458]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.516201][  T458]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   72.516203][  T458]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   72.516205][  T458]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   72.516206][  T458]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.516208][  T458]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.516209][  T458]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.516211][  T458]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   72.516213][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516215][  T458]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.516217][  T458]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.516219][  T458]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.516220][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516222][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516224][  T458]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.516225][  T458]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.516227][  T458]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   72.516229][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516231][  T458]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.516233][  T458]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   72.516234][  T458]  ? copy_msghdr_from_user (net/socket.c:2650)
[   72.516236][  T458]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   72.516238][  T458]  ? move_addr_to_kernel (net/socket.c:258)
[   72.516239][  T458]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   72.516242][  T458]  ___sys_sendmsg (net/socket.c:2767)
[   72.516244][  T458]  ? copy_msghdr_from_user (net/socket.c:2619)
[   72.516248][  T458]  __sys_sendmsg (net/socket.c:2799)
[   72.516250][  T458]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   72.516253][  T458]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.516255][  T458]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.516256][  T458]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   72.516259][  T458]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.516260][  T458] RIP: 0033:0x7fd677d8454e
[   72.516262][  T458] 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
[   72.516264][  T458] RSP: 002b:00007ffe501d9960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.516268][  T458] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd677d8454e
[   72.516269][  T458] RDX: 0000000000000000 RSI: 00007ffe501d9a10 RDI: 0000000000000005
[   72.516270][  T458] RBP: 00007ffe501d9970 R08: 0000000000000000 R09: 0000000000000000
[   72.516271][  T458] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910048
[   72.516272][  T458] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe501da0d0
| [   74.837056][  T484] softirqs last disabled at (0): 0x0
| [   74.837058][  T484] Preemption disabled at:
| [   74.837058][  T484] vprintk_emit (kernel/printk/printk.c:2471)
| [   74.837069][  T484] Tainted: [W]=WARN
[   74.837070][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.837071][  T484] Call Trace:
[   74.837072][  T484]  <TASK>
[   74.837074][  T484]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   74.837079][  T484]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   74.837081][  T484]  __might_resched.cold (kernel/sched/core.c:9234)
[   74.837085][  T484]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   74.837088][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837092][  T484]  __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))
[   74.837095][  T484]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   74.837098][  T484]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   74.837101][  T484]  ? 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)
[   74.837103][  T484]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   74.837107][  T484]  put_chars (drivers/char/virtio_console.c:1176)
[   74.837109][  T484]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   74.837111][  T484]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   74.837112][  T484]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   74.837115][  T484]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   74.837118][  T484]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   74.837119][  T484]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   74.837121][  T484]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   74.837122][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837124][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837126][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.837128][  T484]  console_emit_next_record (kernel/printk/printk.c:3183)
[   74.837130][  T484]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   74.837132][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837134][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837135][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837137][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.837139][  T484]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   74.837140][  T484]  console_flush_one_record (kernel/printk/printk.c:3268)
[   74.837143][  T484]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   74.837145][  T484]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   74.837147][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.837148][  T484]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   74.837150][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837151][  T484]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.837153][  T484]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   74.837154][  T484]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   74.837156][  T484]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   74.837158][  T484]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   74.837160][  T484]  vprintk_emit (kernel/printk/printk.c:2479)
[   74.837162][  T484]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   74.837164][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837166][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.837167][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837169][  T484]  _printk (kernel/printk/printk.c:2504)
[   74.837172][  T484]  ? snapshot_read.cold (user.c:?)
[   74.837174][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837176][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.837177][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837179][  T484]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   74.837182][  T484]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   74.837183][  T484]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   74.837185][  T484]  ? netdev_notice (net/core/dev.c:13194)
[   74.837186][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837189][  T484]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   74.837190][  T484]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   74.837192][  T484]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.837194][  T484]  ? 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)
[   74.837197][  T484]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   74.837200][  T484]  __dev_change_flags (net/core/dev.c:9821)
[   74.837204][  T484]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   74.837206][  T484]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.837208][  T484]  ? __kernel_text_address (kernel/extable.c:79)
[   74.837209][  T484]  ? write_profile (profile.c:?)
[   74.837211][  T484]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   74.837214][  T484]  netif_change_flags (net/core/dev.c:9877)
[   74.837217][  T484]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   74.837220][  T484]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   74.837221][  T484]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   74.837222][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837224][  T484]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   74.837228][  T484]  ? kasan_save_stack (mm/kasan/common.c:58)
[   74.837230][  T484]  ? kasan_save_stack (mm/kasan/common.c:57)
[   74.837232][  T484]  ? kasan_save_track (mm/kasan/common.c:78)
[   74.837233][  T484]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   74.837235][  T484]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   74.837236][  T484]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   74.837237][  T484]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   74.837238][  T484]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   74.837241][  T484]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.837242][  T484]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   74.837243][  T484]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   74.837246][  T484]  ? ___sys_sendmsg (net/socket.c:2767)
[   74.837247][  T484]  ? __sys_sendmsg (net/socket.c:2799)
[   74.837249][  T484]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   74.837252][  T484]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.837254][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837255][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.837257][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837258][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837260][  T484]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   74.837262][  T484]  ? __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)
[   74.837264][  T484]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   74.837265][  T484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   74.837267][  T484]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   74.837269][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   74.837271][  T484]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   74.837273][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837275][  T484]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   74.837276][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.837277][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837279][  T484]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   74.837283][  T484]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   74.837284][  T484]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.837286][  T484]  ? __kernel_text_address (kernel/extable.c:79)
[   74.837287][  T484]  ? write_profile (profile.c:?)
[   74.837288][  T484]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   74.837289][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837291][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837293][  T484]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   74.837296][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.837297][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837299][  T484]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   74.837301][  T484]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   74.837302][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.837303][  T484]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   74.837305][  T484]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   74.837307][  T484]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   74.837308][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.837310][  T484]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.837311][  T484]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.837312][  T484]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   74.837315][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837317][  T484]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.837319][  T484]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.837320][  T484]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.837322][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837323][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837325][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.837327][  T484]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   74.837329][  T484]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   74.837331][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837332][  T484]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.837334][  T484]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   74.837336][  T484]  ? copy_msghdr_from_user (net/socket.c:2650)
[   74.837337][  T484]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   74.837339][  T484]  ? move_addr_to_kernel (net/socket.c:258)
[   74.837340][  T484]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   74.837342][  T484]  ___sys_sendmsg (net/socket.c:2767)
[   74.837344][  T484]  ? copy_msghdr_from_user (net/socket.c:2619)
[   74.837349][  T484]  __sys_sendmsg (net/socket.c:2799)
[   74.837351][  T484]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   74.837353][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.837355][  T484]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   74.837357][  T484]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   74.837359][  T484]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.837360][  T484] RIP: 0033:0x7ff9314b054e
[   74.837362][  T484] 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
[   74.837364][  T484] RSP: 002b:00007ffc4a158590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.837367][  T484] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff9314b054e
[   74.837369][  T484] RDX: 0000000000000000 RSI: 00007ffc4a158640 RDI: 0000000000000005
[   74.837369][  T484] RBP: 00007ffc4a1585a0 R08: 0000000000000000 R09: 0000000000000000
[   74.837370][  T484] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91004b
[   74.837371][  T484] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc4a158d00
| [   87.403137][  T522] softirqs last disabled at (0): 0x0
| [   87.403139][  T522] Preemption disabled at:
| [   87.403139][  T522] 0x0
| [   87.403147][  T522] Tainted: [W]=WARN
[   87.403148][  T522] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.403150][  T522] Call Trace:
[   87.403152][  T522]  <TASK>
[   87.403153][  T522]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   87.403159][  T522]  __might_resched.cold (kernel/sched/core.c:9234)
[   87.403163][  T522]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   87.403167][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403171][  T522]  __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))
[   87.403174][  T522]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.403177][  T522]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.403181][  T522]  ? 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)
[   87.403183][  T522]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.403185][  T522]  put_chars (drivers/char/virtio_console.c:1176)
[   87.403187][  T522]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   87.403188][  T522]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   87.403192][  T522]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   87.403195][  T522]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   87.403197][  T522]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.403198][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403200][  T522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.403202][  T522]  console_emit_next_record (kernel/printk/printk.c:3183)
[   87.403205][  T522]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   87.403207][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403209][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403210][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403212][  T522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.403214][  T522]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   87.403216][  T522]  console_flush_one_record (kernel/printk/printk.c:3268)
[   87.403218][  T522]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   87.403221][  T522]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   87.403223][  T522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.403224][  T522]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   87.403226][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403227][  T522]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.403229][  T522]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   87.403230][  T522]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   87.403232][  T522]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   87.403234][  T522]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   87.403236][  T522]  vprintk_emit (kernel/printk/printk.c:2479)
[   87.403239][  T522]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   87.403240][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403242][  T522]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   87.403245][  T522]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   87.403246][  T522]  _printk (kernel/printk/printk.c:2504)
[   87.403250][  T522]  ? snapshot_read.cold (user.c:?)
[   87.403252][  T522]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   87.403257][  T522] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   87.403270][  T522] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   87.403279][  T522] br_device_event (net/bridge/br.c:111) bridge
[   87.403287][  T522]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   87.403291][  T522]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   87.403293][  T522]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   87.403297][  T522]  notifier_call_chain (kernel/notifier.c:85)
[   87.403300][  T522]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   87.403303][  T522]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   87.403305][  T522]  ? netif_change_name (net/core/dev.c:1517)
[   87.403307][  T522]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   87.403309][  T522]  ? __kernel_text_address (kernel/extable.c:79)
[   87.403311][  T522]  ? write_profile (profile.c:?)
[   87.403314][  T522]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   87.403317][  T522]  netif_change_flags (net/core/dev.c:9882)
[   87.403319][  T522]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   87.403322][  T522]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   87.403323][  T522]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   87.403324][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403326][  T522]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   87.403330][  T522]  ? kasan_save_stack (mm/kasan/common.c:58)
[   87.403333][  T522]  ? kasan_save_stack (mm/kasan/common.c:57)
[   87.403334][  T522]  ? kasan_save_track (mm/kasan/common.c:78)
[   87.403336][  T522]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   87.403338][  T522]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   87.403339][  T522]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   87.403340][  T522]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.403341][  T522]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.403344][  T522]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.403345][  T522]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.403347][  T522]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.403349][  T522]  ? ___sys_sendmsg (net/socket.c:2767)
[   87.403351][  T522]  ? __sys_sendmsg (net/socket.c:2799)
[   87.403353][  T522]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.403355][  T522]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.403357][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403359][  T522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.403360][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403362][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403364][  T522]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   87.403367][  T522]  ? __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)
[   87.403368][  T522]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   87.403370][  T522]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   87.403371][  T522]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   87.403373][  T522]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   87.403375][  T522]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   87.403377][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403379][  T522]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   87.403380][  T522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.403382][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403384][  T522]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   87.403387][  T522]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   87.403389][  T522]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   87.403390][  T522]  ? __kernel_text_address (kernel/extable.c:79)
[   87.403392][  T522]  ? write_profile (profile.c:?)
[   87.403393][  T522]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   87.403394][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403396][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403398][  T522]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   87.403401][  T522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.403403][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403404][  T522]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   87.403406][  T522]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.403407][  T522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   87.403409][  T522]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   87.403410][  T522]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   87.403413][  T522]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.403414][  T522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   87.403415][  T522]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.403417][  T522]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   87.403418][  T522]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   87.403421][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403422][  T522]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.403424][  T522]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.403426][  T522]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   87.403428][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403430][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403431][  T522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.403433][  T522]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.403435][  T522]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   87.403437][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403439][  T522]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.403441][  T522]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.403442][  T522]  ? copy_msghdr_from_user (net/socket.c:2650)
[   87.403444][  T522]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   87.403446][  T522]  ? move_addr_to_kernel (net/socket.c:258)
[   87.403447][  T522]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   87.403450][  T522]  ___sys_sendmsg (net/socket.c:2767)
[   87.403451][  T522]  ? copy_msghdr_from_user (net/socket.c:2619)
[   87.403456][  T522]  __sys_sendmsg (net/socket.c:2799)
[   87.403458][  T522]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   87.403461][  T522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.403463][  T522]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.403464][  T522]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   87.403467][  T522]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.403468][  T522] RIP: 0033:0x7f39c4d3f54e
[   87.403470][  T522] 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
[   87.403472][  T522] RSP: 002b:00007ffeb59f3a20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   87.403476][  T522] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f39c4d3f54e
[   87.403477][  T522] RDX: 0000000000000000 RSI: 00007ffeb59f3ad0 RDI: 0000000000000005
[   87.403478][  T522] RBP: 00007ffeb59f3a30 R08: 0000000000000000 R09: 0000000000000000
[   87.403479][  T522] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910057
[   87.403479][  T522] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb59f4190
| [   96.911467][  T551] softirqs last disabled at (0): 0x0
| [   96.911469][  T551] Preemption disabled at:
| [   96.911470][  T551] vprintk_emit (kernel/printk/printk.c:2471)
| [   96.911481][  T551] Tainted: [W]=WARN
[   96.911482][  T551] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.911484][  T551] Call Trace:
[   96.911485][  T551]  <TASK>
[   96.911487][  T551]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   96.911492][  T551]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   96.911494][  T551]  __might_resched.cold (kernel/sched/core.c:9234)
[   96.911498][  T551]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   96.911501][  T551]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   96.911504][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911508][  T551]  __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))
[   96.911511][  T551]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   96.911514][  T551]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.911517][  T551]  ? 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)
[   96.911519][  T551]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.911521][  T551]  put_chars (drivers/char/virtio_console.c:1176)
[   96.911523][  T551]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   96.911525][  T551]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   96.911528][  T551]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   96.911531][  T551]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   96.911532][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911534][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.911536][  T551]  console_emit_next_record (kernel/printk/printk.c:3183)
[   96.911539][  T551]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   96.911541][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911543][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911544][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911546][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.911548][  T551]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   96.911549][  T551]  console_flush_one_record (kernel/printk/printk.c:3268)
[   96.911552][  T551]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   96.911555][  T551]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   96.911556][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.911558][  T551]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   96.911559][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911561][  T551]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.911562][  T551]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   96.911564][  T551]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   96.911566][  T551]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   96.911568][  T551]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   96.911570][  T551]  vprintk_emit (kernel/printk/printk.c:2479)
[   96.911572][  T551]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   96.911574][  T551]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.911577][  T551]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.911580][  T551]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.911581][  T551]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.911584][  T551]  ? ___sys_sendmsg (net/socket.c:2767)
[   96.911586][  T551]  ? __sys_sendmsg (net/socket.c:2799)
[   96.911587][  T551]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.911591][  T551]  _printk (kernel/printk/printk.c:2504)
[   96.911594][  T551]  ? snapshot_read.cold (user.c:?)
[   96.911596][  T551]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   96.911599][  T551]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   96.911601][  T551]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   96.911603][  T551]  ? netdev_notice (net/core/dev.c:13194)
[   96.911604][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911606][  T551]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   96.911608][  T551]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   96.911611][  T551]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   96.911612][  T551]  ? 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)
[   96.911614][  T551]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   96.911617][  T551]  dev_set_allmulti (net/core/dev_api.c:315)
[   96.911620][  T551] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   96.911632][  T551]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   96.911636][  T551]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   96.911638][  T551] br_del_if (net/bridge/br_if.c:732) bridge
[   96.911645][  T551]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   96.911648][  T551]  do_set_master (net/core/rtnetlink.c:3055)
[   96.911650][  T551]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   96.911652][  T551]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   96.911655][  T551]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   96.911656][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911658][  T551]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   96.911662][  T551]  ? kasan_save_stack (mm/kasan/common.c:58)
[   96.911664][  T551]  ? kasan_save_stack (mm/kasan/common.c:57)
[   96.911666][  T551]  ? kasan_save_track (mm/kasan/common.c:78)
[   96.911667][  T551]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   96.911669][  T551]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   96.911670][  T551]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   96.911671][  T551]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.911672][  T551]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.911674][  T551]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.911675][  T551]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.911676][  T551]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.911678][  T551]  ? ___sys_sendmsg (net/socket.c:2767)
[   96.911679][  T551]  ? __sys_sendmsg (net/socket.c:2799)
[   96.911681][  T551]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.911682][  T551]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.911684][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911686][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.911688][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911689][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911691][  T551]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   96.911693][  T551]  ? __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)
[   96.911696][  T551]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   96.911697][  T551]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   96.911698][  T551]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   96.911700][  T551]  ? nla_get_range_signed (lib/nlattr.c:270)
[   96.911702][  T551]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   96.911704][  T551]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   96.911706][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911708][  T551]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   96.911709][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.911710][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911713][  T551]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   96.911714][  T551]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   96.911716][  T551]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   96.911718][  T551]  ? __kernel_text_address (kernel/extable.c:79)
[   96.911719][  T551]  ? write_profile (profile.c:?)
[   96.911720][  T551]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   96.911723][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911724][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911726][  T551]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   96.911730][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.911731][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911733][  T551]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   96.911734][  T551]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.911736][  T551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.911737][  T551]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.911739][  T551]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   96.911741][  T551]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.911743][  T551]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.911744][  T551]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.911746][  T551]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.911747][  T551]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   96.911749][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911751][  T551]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.911753][  T551]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.911755][  T551]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.911757][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911758][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911760][  T551]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.911762][  T551]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.911764][  T551]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   96.911766][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911768][  T551]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.911770][  T551]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.911771][  T551]  ? copy_msghdr_from_user (net/socket.c:2650)
[   96.911779][  T551]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   96.911781][  T551]  ? move_addr_to_kernel (net/socket.c:258)
[   96.911782][  T551]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.911785][  T551]  ___sys_sendmsg (net/socket.c:2767)
[   96.911787][  T551]  ? copy_msghdr_from_user (net/socket.c:2619)
[   96.911792][  T551]  __sys_sendmsg (net/socket.c:2799)
[   96.911794][  T551]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   96.911796][  T551]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.911798][  T551]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.911800][  T551]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   96.911802][  T551]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.911803][  T551] RIP: 0033:0x7f6531d3254e
[   96.911805][  T551] 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
[   96.911807][  T551] RSP: 002b:00007ffe154a8bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.911811][  T551] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6531d3254e
[   96.911813][  T551] RDX: 0000000000000000 RSI: 00007ffe154a8c70 RDI: 0000000000000005
[   96.911813][  T551] RBP: 00007ffe154a8bd0 R08: 0000000000000000 R09: 0000000000000000
[   96.911814][  T551] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910061
[   96.911815][  T551] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe154a9330
| [  101.221241][  T565] softirqs last disabled at (0): 0x0
| [  101.221243][  T565] Preemption disabled at:
| [  101.221244][  T565] vprintk_emit (kernel/printk/printk.c:2471)
| [  101.221255][  T565] Tainted: [W]=WARN
[  101.221256][  T565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  101.221257][  T565] Call Trace:
[  101.221259][  T565]  <TASK>
[  101.221260][  T565]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  101.221265][  T565]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  101.221267][  T565]  __might_resched.cold (kernel/sched/core.c:9234)
[  101.221271][  T565]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  101.221275][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221278][  T565]  __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))
[  101.221282][  T565]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  101.221285][  T565]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  101.221288][  T565]  ? 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)
[  101.221290][  T565]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  101.221292][  T565]  put_chars (drivers/char/virtio_console.c:1176)
[  101.221294][  T565]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  101.221295][  T565]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  101.221297][  T565]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  101.221300][  T565]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  101.221303][  T565]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  101.221304][  T565]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[  101.221306][  T565]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  101.221307][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221309][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221311][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.221313][  T565]  console_emit_next_record (kernel/printk/printk.c:3183)
[  101.221315][  T565]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  101.221317][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221319][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221321][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221322][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.221324][  T565]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  101.221326][  T565]  console_flush_one_record (kernel/printk/printk.c:3268)
[  101.221328][  T565]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  101.221331][  T565]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  101.221333][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.221334][  T565]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  101.221336][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221338][  T565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  101.221339][  T565]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  101.221341][  T565]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  101.221343][  T565]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  101.221345][  T565]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  101.221347][  T565]  vprintk_emit (kernel/printk/printk.c:2479)
[  101.221349][  T565]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  101.221351][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221353][  T565]  ? clockevents_program_event (kernel/time/clockevents.c:372)
[  101.221356][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.221357][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221359][  T565]  _printk (kernel/printk/printk.c:2504)
[  101.221362][  T565]  ? snapshot_read.cold (user.c:?)
[  101.221364][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221366][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.221368][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221369][  T565]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  101.221372][  T565]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  101.221374][  T565]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  101.221376][  T565]  ? netdev_notice (net/core/dev.c:13194)
[  101.221377][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221379][  T565]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[  101.221381][  T565]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  101.221383][  T565]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.221385][  T565]  ? 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)
[  101.221388][  T565]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  101.221391][  T565]  __dev_change_flags (net/core/dev.c:9821)
[  101.221395][  T565]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[  101.221397][  T565]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  101.221399][  T565]  ? __kernel_text_address (kernel/extable.c:79)
[  101.221401][  T565]  ? write_profile (profile.c:?)
[  101.221403][  T565]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  101.221406][  T565]  netif_change_flags (net/core/dev.c:9877)
[  101.221408][  T565]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[  101.221411][  T565]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  101.221413][  T565]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  101.221414][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221416][  T565]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  101.221420][  T565]  ? kasan_save_stack (mm/kasan/common.c:58)
[  101.221423][  T565]  ? kasan_save_stack (mm/kasan/common.c:57)
[  101.221424][  T565]  ? kasan_save_track (mm/kasan/common.c:78)
[  101.221426][  T565]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  101.221427][  T565]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  101.221429][  T565]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  101.221430][  T565]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  101.221431][  T565]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  101.221434][  T565]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  101.221435][  T565]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  101.221437][  T565]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  101.221439][  T565]  ? ___sys_sendmsg (net/socket.c:2767)
[  101.221441][  T565]  ? __sys_sendmsg (net/socket.c:2799)
[  101.221442][  T565]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  101.221445][  T565]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.221447][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221449][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.221450][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221452][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221454][  T565]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  101.221456][  T565]  ? __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)
[  101.221458][  T565]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  101.221459][  T565]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  101.221461][  T565]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  101.221463][  T565]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  101.221465][  T565]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  101.221467][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221469][  T565]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  101.221470][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.221472][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221474][  T565]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  101.221477][  T565]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  101.221479][  T565]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  101.221480][  T565]  ? __kernel_text_address (kernel/extable.c:79)
[  101.221482][  T565]  ? write_profile (profile.c:?)
[  101.221483][  T565]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  101.221484][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221486][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221488][  T565]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  101.221491][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.221493][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221494][  T565]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  101.221496][  T565]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  101.221497][  T565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.221499][  T565]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  101.221500][  T565]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  101.221503][  T565]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  101.221504][  T565]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  101.221506][  T565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  101.221507][  T565]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  101.221508][  T565]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  101.221511][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221513][  T565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  101.221515][  T565]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  101.221517][  T565]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  101.221518][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221520][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221522][  T565]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  101.221523][  T565]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  101.221525][  T565]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  101.221527][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221529][  T565]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  101.221531][  T565]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  101.221533][  T565]  ? copy_msghdr_from_user (net/socket.c:2650)
[  101.221534][  T565]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  101.221536][  T565]  ? move_addr_to_kernel (net/socket.c:258)
[  101.221537][  T565]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  101.221540][  T565]  ___sys_sendmsg (net/socket.c:2767)
[  101.221542][  T565]  ? copy_msghdr_from_user (net/socket.c:2619)
[  101.221547][  T565]  __sys_sendmsg (net/socket.c:2799)
[  101.221549][  T565]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  101.221552][  T565]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  101.221554][  T565]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  101.221555][  T565]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  101.221557][  T565]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  101.221559][  T565] RIP: 0033:0x7f1d6a4da54e
[  101.221560][  T565] 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
[  101.221562][  T565] RSP: 002b:00007ffd67bd57a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  101.221566][  T565] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1d6a4da54e
[  101.221568][  T565] RDX: 0000000000000000 RSI: 00007ffd67bd5850 RDI: 0000000000000005
[  101.221569][  T565] RBP: 00007ffd67bd57b0 R08: 0000000000000000 R09: 0000000000000000
[  101.221569][  T565] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910065


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
dev_set_rx_mode:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars