====================================== | [ 9.885746][ T187] softirqs last disabled at (43607): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.885748][ T187] Preemption disabled at: | [ 9.885749][ T187] 0x0 | [ 9.885759][ T187] Tainted: [W]=WARN [ 9.885760][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.885762][ T187] Call Trace: [ 9.885764][ T187] [ 9.885765][ T187] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.885772][ T187] __might_resched.cold (kernel/sched/core.c:9234) [ 9.885776][ T187] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.885781][ T187] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.885786][ T187] __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)) [ 9.885788][ T187] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.885794][ T187] ? 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) [ 9.885797][ T187] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.885800][ T187] put_chars (drivers/char/virtio_console.c:1176) [ 9.885803][ T187] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.885804][ T187] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.885808][ T187] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.885813][ T187] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.885820][ T187] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.885822][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.885824][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.885828][ T187] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.885832][ T187] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.885834][ T187] ? 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)) [ 9.885837][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.885839][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.885843][ T187] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.885847][ T187] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.885849][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.885855][ T187] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.885858][ T187] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.885859][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.885862][ T187] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.885865][ T187] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.885867][ T187] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.885871][ T187] vprintk_emit (kernel/printk/printk.c:2479) [ 9.885875][ T187] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.885878][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.885882][ T187] _printk (kernel/printk/printk.c:2504) [ 9.885885][ T187] ? snapshot_read.cold (user.c:?) [ 9.885888][ T187] ? 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) [ 9.885891][ T187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.885895][ T187] ? 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) [ 9.885898][ T187] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.885901][ T187] ? exit_notify (kernel/exit.c:780) [ 9.885903][ T187] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.885906][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.885910][ T187] do_group_exit (kernel/exit.c:1151) [ 9.885913][ T187] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.885915][ T187] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.885917][ T187] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.885920][ T187] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.885924][ T187] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.885926][ T187] RIP: 0033:0x7f99a207c1b8 [ 9.885928][ T187] Code: Unable to access opcode bytes at 0x7f99a207c18e. Code starting with the faulting instruction =========================================== [ 9.885929][ T187] RSP: 002b:00007ffc29157408 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.885932][ T187] RAX: ffffffffffffffda RBX: 00007f99a21acf88 RCX: 00007f99a207c1b8 [ 9.885933][ T187] RDX: 00007f99a1dc6fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.885934][ T187] RBP: 00007ffc29157460 R08: 0000000000000000 R09: 0000000000008010 [ 9.885935][ T187] R10: 00007ffc29157220 R11: 0000000000000246 R12: 0000000000000001 [ 9.885936][ T187] R13: 0000000000000000 R14: 00007f99a21ab680 R15: 00007f99a21acfa0 | [ 12.024822][ T265] softirqs last disabled at (19954): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 12.024825][ T265] Preemption disabled at: | [ 12.024826][ T265] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.024835][ T265] Tainted: [W]=WARN [ 12.024836][ T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.024838][ T265] Call Trace: [ 12.024839][ T265] [ 12.024841][ T265] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.024847][ T265] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.024849][ T265] __might_resched.cold (kernel/sched/core.c:9234) [ 12.024854][ T265] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.024858][ T265] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.024863][ T265] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 12.024865][ T265] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.024871][ T265] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.024874][ T265] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.024877][ T265] put_chars (drivers/char/virtio_console.c:1176) [ 12.024879][ T265] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.024884][ T265] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 12.024887][ T265] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.024890][ T265] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.024892][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.024893][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.024897][ T265] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.024899][ T265] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 12.024903][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.024907][ T265] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.024911][ T265] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.024914][ T265] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.024916][ T265] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 12.024919][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.024921][ T265] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.024925][ T265] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.024929][ T265] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.024931][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.024936][ T265] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.024939][ T265] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.024941][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.024943][ T265] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.024947][ T265] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.024948][ T265] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.024952][ T265] vprintk_emit (kernel/printk/printk.c:2479) [ 12.024955][ T265] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.024958][ T265] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.024960][ T265] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 12.024964][ T265] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 12.024968][ T265] _printk (kernel/printk/printk.c:2504) [ 12.024971][ T265] ? snapshot_read.cold (user.c:?) [ 12.024975][ T265] ? br_multicast_flood (??:?) bridge [ 12.024987][ T265] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 12.024989][ T265] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.024990][ T265] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.024994][ T265] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 12.025004][ T265] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 12.025012][ T265] new_nbp (net/bridge/br_if.c:449) bridge [ 12.025021][ T265] br_add_if (net/bridge/br_if.c:592) bridge [ 12.025028][ T265] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 12.025032][ T265] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 12.025035][ T265] ? __kernel_text_address (kernel/extable.c:79) [ 12.025039][ T265] do_set_master (net/core/rtnetlink.c:3071) [ 12.025044][ T265] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 12.025047][ T265] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 12.025050][ T265] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 12.025051][ T265] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 12.025054][ T265] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.025057][ T265] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.025060][ T265] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.025061][ T265] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.025064][ T265] ? kasan_save_stack (mm/kasan/common.c:58) [ 12.025067][ T265] ? kasan_save_stack (mm/kasan/common.c:57) [ 12.025069][ T265] ? kasan_save_track (mm/kasan/common.c:78) [ 12.025071][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.025073][ T265] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 12.025076][ T265] ? ___sys_sendmsg (net/socket.c:2757) [ 12.025087][ T265] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.025089][ T265] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.025091][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.025094][ T265] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.025095][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.025097][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.025099][ T265] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 12.025103][ T265] ? __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) [ 12.025105][ T265] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 12.025107][ T265] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.025110][ T265] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 12.025112][ T265] ? nla_get_range_signed (lib/nlattr.c:270) [ 12.025117][ T265] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 12.025122][ T265] rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.025127][ T265] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.025129][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.025133][ T265] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.025135][ T265] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.025137][ T265] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.025139][ T265] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.025142][ T265] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.025144][ T265] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.025147][ T265] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.025149][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.025153][ T265] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.025155][ T265] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.025158][ T265] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 12.025160][ T265] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.025163][ T265] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.025169][ T265] ? 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)) [ 12.025171][ T265] ? 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)) [ 12.025175][ T265] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.025179][ T265] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.025181][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.025185][ T265] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 12.025189][ T265] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 12.025193][ T265] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.025198][ T265] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 12.025201][ T265] ? copy_msghdr_from_user (net/socket.c:2650) [ 12.025203][ T265] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 12.025205][ T265] ? move_addr_to_kernel (net/socket.c:258) [ 12.025212][ T265] ___sys_sendmsg (net/socket.c:2767) [ 12.025215][ T265] ? copy_msghdr_from_user (net/socket.c:2619) [ 12.025231][ T265] __sys_sendmsg (net/socket.c:2799) [ 12.025234][ T265] ? __sys_sendmsg_sock (net/socket.c:2780) [ 12.025243][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.025246][ T265] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.025249][ T265] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.025252][ T265] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.025254][ T265] RIP: 0033:0x7f8f76a0854e [ 12.025257][ T265] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.025259][ T265] RSP: 002b:00007ffeb095a750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.025261][ T265] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8f76a0854e [ 12.025263][ T265] RDX: 0000000000000000 RSI: 00007ffeb095a800 RDI: 0000000000000005 [ 12.025264][ T265] RBP: 00007ffeb095a760 R08: 0000000000000000 R09: 0000000000000000 [ 12.025265][ T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913727 [ 12.025265][ T265] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb095aec0 | [ 14.820351][ T368] softirqs last disabled at (13392): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 14.820353][ T368] Preemption disabled at: | [ 14.820354][ T368] vprintk_emit (kernel/printk/printk.c:2471) | [ 14.820366][ T368] Tainted: [W]=WARN [ 14.820366][ T368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.820368][ T368] Call Trace: [ 14.820370][ T368] [ 14.820371][ T368] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.820377][ T368] ? vprintk_emit (kernel/printk/printk.c:2471) [ 14.820380][ T368] __might_resched.cold (kernel/sched/core.c:9234) [ 14.820384][ T368] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.820389][ T368] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.820394][ T368] __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)) [ 14.820396][ T368] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.820402][ T368] ? 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) [ 14.820404][ T368] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.820408][ T368] put_chars (drivers/char/virtio_console.c:1176) [ 14.820409][ T368] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 14.820411][ T368] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.820414][ T368] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.820418][ T368] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.820421][ T368] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.820424][ T368] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.820427][ T368] ? mark_usage (kernel/locking/lockdep.c:4690) [ 14.820429][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.820431][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.820435][ T368] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.820437][ T368] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 14.820440][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.820442][ T368] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.820446][ T368] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.820450][ T368] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.820452][ T368] ? 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)) [ 14.820455][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.820457][ T368] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.820461][ T368] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.820465][ T368] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.820467][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.820472][ T368] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.820475][ T368] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.820477][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.820479][ T368] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.820483][ T368] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.820484][ T368] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.820488][ T368] vprintk_emit (kernel/printk/printk.c:2479) [ 14.820492][ T368] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.820494][ T368] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.820497][ T368] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 14.820500][ T368] _printk (kernel/printk/printk.c:2504) [ 14.820504][ T368] ? snapshot_read.cold (user.c:?) [ 14.820508][ T368] ? br_multicast_flood (??:?) bridge [ 14.820521][ T368] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 14.820522][ T368] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 14.820523][ T368] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 14.820527][ T368] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 14.820537][ T368] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 14.820546][ T368] new_nbp (net/bridge/br_if.c:449) bridge [ 14.820555][ T368] br_add_if (net/bridge/br_if.c:592) bridge [ 14.820562][ T368] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 14.820566][ T368] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 14.820569][ T368] ? __kernel_text_address (kernel/extable.c:79) [ 14.820573][ T368] do_set_master (net/core/rtnetlink.c:3071) [ 14.820577][ T368] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 14.820580][ T368] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 14.820583][ T368] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 14.820585][ T368] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 14.820586][ T368] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 14.820590][ T368] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.820592][ T368] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.820594][ T368] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.820597][ T368] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.820600][ T368] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.820601][ T368] ? kasan_save_track (mm/kasan/common.c:78) [ 14.820604][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.820606][ T368] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 14.820609][ T368] ? ___sys_sendmsg (net/socket.c:2757) [ 14.820613][ T368] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.820615][ T368] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.820618][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.820620][ T368] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.820622][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.820624][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.820626][ T368] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 14.820630][ T368] ? __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) [ 14.820633][ T368] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 14.820635][ T368] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.820638][ T368] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 14.820640][ T368] ? nla_get_range_signed (lib/nlattr.c:270) [ 14.820645][ T368] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 14.820650][ T368] rtnl_newlink (net/core/rtnetlink.c:4215) [ 14.820655][ T368] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.820657][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.820661][ T368] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.820663][ T368] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.820665][ T368] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.820667][ T368] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.820670][ T368] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.820672][ T368] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 14.820675][ T368] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.820677][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.820681][ T368] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.820683][ T368] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.820686][ T368] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 14.820688][ T368] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.820691][ T368] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.820696][ T368] ? 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)) [ 14.820698][ T368] ? 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)) [ 14.820702][ T368] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.820706][ T368] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.820708][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.820712][ T368] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 14.820716][ T368] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 14.820720][ T368] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.820725][ T368] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 14.820727][ T368] ? copy_msghdr_from_user (net/socket.c:2650) [ 14.820729][ T368] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 14.820731][ T368] ? move_addr_to_kernel (net/socket.c:258) [ 14.820738][ T368] ___sys_sendmsg (net/socket.c:2767) [ 14.820741][ T368] ? copy_msghdr_from_user (net/socket.c:2619) [ 14.820756][ T368] __sys_sendmsg (net/socket.c:2799) [ 14.820759][ T368] ? __sys_sendmsg_sock (net/socket.c:2780) [ 14.820765][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.820768][ T368] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.820771][ T368] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.820774][ T368] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.820776][ T368] RIP: 0033:0x7ff7cc02b54e [ 14.820779][ T368] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 14.820781][ T368] RSP: 002b:00007ffccee24240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.820784][ T368] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff7cc02b54e [ 14.820786][ T368] RDX: 0000000000000000 RSI: 00007ffccee242f0 RDI: 0000000000000005 [ 14.820786][ T368] RBP: 00007ffccee24250 R08: 0000000000000000 R09: 0000000000000000 [ 14.820787][ T368] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91372a [ 14.820788][ T368] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffccee249b0 | [ 15.543035][ C0] | [ 15.543035][ C0] | [ 15.543035][ C0] stack backtrace: | [ 15.543042][ C0] Tainted: [W]=WARN [ 15.543042][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.543044][ C0] Call Trace: [ 15.543045][ C0] [ 15.543047][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.543051][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 15.543054][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 15.543055][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 15.543058][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 15.543060][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 15.543061][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 15.543064][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.543065][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 15.543067][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.543071][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.543072][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 15.543074][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 15.543076][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 15.543078][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.543080][ C0] ? 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)) [ 15.543082][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.543083][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.543085][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.543088][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.543089][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.543098][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.543100][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.543101][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.543103][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.543105][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.543107][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.543109][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 15.543111][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.543113][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.543115][ C0] _printk (kernel/printk/printk.c:2504) [ 15.543117][ C0] ? snapshot_read.cold (user.c:?) [ 15.543118][ C0] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 15.543122][ C0] ? idr_get_free (??:?) [ 15.543124][ C0] addrconf_dad_failure.cold (net/ipv6/addrconf.c:2187 (discriminator 4)) [ 15.543126][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.543128][ C0] ? inet6_rtm_newaddr (net/ipv6/addrconf.c:5042 (discriminator 2)) [ 15.543130][ C0] ? ipv6_get_ifaddr (./include/linux/rcupdate.h:882 net/ipv6/addrconf.c:2118) [ 15.543132][ C0] ? addrconf_dad_work (./include/net/ipv6.h:593) [ 15.543133][ C0] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 15.543135][ C0] ? ndisc_parse_options.part.0 (net/ipv6/ndisc.c:228) [ 15.543138][ C0] ndisc_recv_ns (net/ipv6/ndisc.c:867) [ 15.543140][ C0] ? __print_lock_name (kernel/locking/lockdep.c:735) [ 15.543141][ C0] ? ndisc_netdev_event (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.543143][ C0] ? ip6_pol_route (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv6/route.c:2339 (discriminator 2)) [ 15.543146][ C0] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 15.543147][ C0] ? ndisc_rcv (net/ipv6/ndisc.c:1835) [ 15.543149][ C0] icmpv6_rcv (net/ipv6/icmp.c:1193) [ 15.543151][ C0] ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:479) [ 15.543154][ C0] ip6_input_finish (net/ipv6/ip6_input.c:534) [ 15.543156][ C0] ip6_input (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv6/ip6_input.c:545) [ 15.543157][ C0] ? ip6_input_finish (net/ipv6/ip6_input.c:527 (discriminator 46)) [ 15.543159][ C0] ? ipv6_chk_mcast_addr (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv6/mcast.c:1076 (discriminator 2)) [ 15.543161][ C0] ? ipv6_chk_mcast_addr (./include/linux/rcupdate.h:882 net/ipv6/mcast.c:1076) [ 15.543163][ C0] ip6_mc_input (net/ipv6/ip6_input.c:636) [ 15.543165][ C0] ? ip6_input (./include/linux/rcupdate.h:878 (discriminator 3)) [ 15.543166][ C0] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 15.543167][ C0] ? ip6_rcv_core (./include/linux/rcupdate.h:882 net/ipv6/ip6_input.c:328) [ 15.543169][ C0] ipv6_rcv (./include/net/dst.h:480 (discriminator 4) net/ipv6/ip6_input.c:119 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) ./include/linux/netfilter.h:319 (discriminator 4) net/ipv6/ip6_input.c:351 (discriminator 4)) [ 15.543171][ C0] ? ip6_rcv_core (net/ipv6/ip6_input.c:211 (discriminator 96)) [ 15.543173][ C0] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.543174][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.543176][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 15.543178][ C0] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 15.543179][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.543181][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 15.543183][ C0] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 15.543184][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.543187][ C0] process_backlog (net/core/dev.c:6728) [ 15.543189][ C0] __napi_poll (net/core/dev.c:7787) [ 15.543191][ C0] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 15.543194][ C0] ? __napi_poll (./include/net/gro.h:507) [ 15.543196][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.543199][ C0] ? __schedule (kernel/sched/core.c:7277) [ 15.543200][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.543203][ C0] handle_softirqs (kernel/softirq.c:645) [ 15.543205][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 15.543206][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.543208][ C0] run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) [ 15.543209][ C0] smpboot_thread_fn (kernel/smpboot.c:160) [ 15.543212][ C0] ? sort_range (kernel/range.c:164) [ 15.543213][ C0] kthread (kernel/kthread.c:436) [ 15.543215][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.543217][ C0] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.543219][ C0] ret_from_fork (arch/x86/kernel/process.c:158) [ 15.543220][ C0] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 15.543222][ C0] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 15.543225][ C0] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.543227][ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.024707][ C3] softirqs last disabled at (3140): netdev_work_proc (./include/linux/spinlock.h:353 net/core/netdev_work.c:139) | [ 16.024709][ C3] Preemption disabled at: | [ 16.024710][ C3] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 16.024721][ C3] Tainted: [W]=WARN [ 16.024722][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.024723][ C3] Workqueue: mld mld_ifc_work [ 16.024729][ C3] Call Trace: [ 16.024731][ C3] [ 16.024732][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.024738][ C3] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 16.024740][ C3] __might_resched.cold (kernel/sched/core.c:9234) [ 16.024743][ C3] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.024747][ C3] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 16.024750][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.024754][ C3] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 16.024757][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.024760][ C3] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.024763][ C3] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 16.024765][ C3] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.024767][ C3] put_chars (drivers/char/virtio_console.c:1176) [ 16.024769][ C3] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.024771][ C3] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 16.024774][ C3] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.024777][ C3] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.024779][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.024780][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.024782][ C3] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.024785][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.024787][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.024789][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.024790][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.024792][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.024794][ C3] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 16.024796][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.024798][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.024801][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.024803][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.024804][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.024806][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.024808][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.024809][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.024810][ C3] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 16.024813][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.024814][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.024816][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 16.024819][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.024821][ C3] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 16.024823][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.024824][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.024826][ C3] _printk (kernel/printk/printk.c:2504) [ 16.024830][ C3] ? snapshot_read.cold (user.c:?) [ 16.024831][ C3] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 16.024835][ C3] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 16.024847][ C3] ? idr_get_free (??:?) [ 16.024850][ C3] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 16.024859][ C3] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 16.024867][ C3] ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge [ 16.024876][ C3] ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge [ 16.024882][ C3] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 16.024890][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.024893][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.024895][ C3] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 16.024901][ C3] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 16.024903][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.024905][ C3] ? fib_rules_unregister (net/core/fib_rules.c:189) [ 16.024908][ C3] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 16.024914][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.024916][ C3] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 16.024923][ C3] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 16.024926][ C3] ? __udp4_lib_lookup (net/ipv4/udp.c:714) [ 16.024929][ C3] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 16.024934][ C3] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390) [ 16.024936][ C3] ? do_xdp_generic (net/core/dev.c:5732) [ 16.024938][ C3] ? udp_unicast_rcv_skb (net/ipv4/udp.c:2578) [ 16.024940][ C3] ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3)) [ 16.024942][ C3] ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1)) [ 16.024944][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.024947][ C3] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 16.024949][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.024951][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 16.024953][ C3] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 16.024955][ C3] ? ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 16.024958][ C3] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 16.024960][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.024961][ C3] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 16.024963][ C3] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 16.024965][ C3] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 16.024967][ C3] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 16.024969][ C3] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 16.024971][ C3] ? ipv6_gro_receive (net/ipv6/ip6_offload.c:231 (discriminator 5)) [ 16.024975][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.024977][ C3] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 16.024979][ C3] ? netif_receive_skb_list (net/core/dev.c:6551) [ 16.024981][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.024983][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.024985][ C3] gro_cell_poll (net/core/gro_cells.c:76) [ 16.024989][ C3] __napi_poll (net/core/dev.c:7787) [ 16.024992][ C3] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 16.024994][ C3] ? __napi_poll (./include/net/gro.h:507) [ 16.024996][ C3] ? trace_rcu_batch_end (./include/trace/events/rcu.h:715 (discriminator 19)) [ 16.024998][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.025000][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 16.025002][ C3] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 16.025005][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.025007][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.025009][ C3] handle_softirqs (kernel/softirq.c:645) [ 16.025012][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 16.025014][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 16.025015][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.025017][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.025018][ C3] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 16.025020][ C3] [ 16.025021][ C3] [ 16.025021][ C3] __local_bh_enable_ip (kernel/softirq.c:473) [ 16.025023][ C3] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.025025][ C3] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 16.025027][ C3] ? mld_ifc_work (net/ipv6/mcast.c:2711) [ 16.025029][ C3] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 16.025032][ C3] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 16.025034][ C3] ? mroute6_is_socket (net/ipv6/ip6mr.c:1698) [ 16.025036][ C3] ? ip6mr_fib_lookup (net/ipv6/ip6mr.c:158) [ 16.025038][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.025040][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.025041][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.025043][ C3] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 16.025044][ C3] ? neigh_hh_output (./include/net/neighbour.h:525) [ 16.025047][ C3] ip6_finish_output2 (./include/net/neighbour.h:558 net/ipv6/ip6_output.c:138) [ 16.025050][ C3] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 16.025051][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.025053][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.025055][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.025056][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.025058][ C3] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 16.025060][ C3] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 16.025062][ C3] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 16.025063][ C3] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049) [ 16.025066][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.025068][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.025069][ C3] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 16.025070][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 16.025072][ C3] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 16.025073][ C3] ? icmp6_dst_alloc (net/ipv6/route.c:3364) [ 16.025076][ C3] mld_sendpack (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) ./include/linux/netfilter.h:319 (discriminator 4) net/ipv6/mcast.c:1870 (discriminator 4)) [ 16.025079][ C3] ? mld_dad_start_work (net/ipv6/mcast.c:1133) [ 16.025081][ C3] ? mld_send_cr (net/ipv6/mcast.c:2148 (discriminator 11)) [ 16.025083][ C3] mld_ifc_work (net/ipv6/mcast.c:2711) [ 16.025085][ C3] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 16.025088][ C3] process_one_work (kernel/workqueue.c:3387) [ 16.025091][ C3] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.025097][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.025099][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.025102][ C3] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.025104][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.025106][ C3] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 16.025108][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.025110][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.025111][ C3] kthread (kernel/kthread.c:436) [ 16.025113][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.025114][ C3] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.025116][ C3] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.025119][ C3] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.025120][ C3] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.025123][ C3] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.025125][ C3] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 32.453632][ T624] softirqs last disabled at (0): 0x0 | [ 32.453635][ T624] Preemption disabled at: | [ 32.453636][ T624] vprintk_emit (kernel/printk/printk.c:2471) | [ 32.453649][ T624] Tainted: [W]=WARN [ 32.453650][ T624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.453653][ T624] Call Trace: [ 32.453654][ T624] [ 32.453656][ T624] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.453662][ T624] ? vprintk_emit (kernel/printk/printk.c:2471) [ 32.453665][ T624] __might_resched.cold (kernel/sched/core.c:9234) [ 32.453670][ T624] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.453673][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.453678][ T624] __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)) [ 32.453682][ T624] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.453686][ T624] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.453690][ T624] ? 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) [ 32.453693][ T624] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.453696][ T624] put_chars (drivers/char/virtio_console.c:1176) [ 32.453698][ T624] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 32.453700][ T624] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.453704][ T624] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 32.453707][ T624] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.453712][ T624] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.453714][ T624] ? 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) [ 32.453716][ T624] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.453718][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.453721][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.453723][ T624] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.453726][ T624] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.453730][ T624] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.453732][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.453735][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.453737][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.453739][ T624] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.453742][ T624] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 32.453744][ T624] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.453748][ T624] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.453752][ T624] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.453754][ T624] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.453756][ T624] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.453759][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.453761][ T624] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.453763][ T624] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.453765][ T624] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 32.453768][ T624] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.453771][ T624] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.453774][ T624] vprintk_emit (kernel/printk/printk.c:2479) [ 32.453777][ T624] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.453781][ T624] ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc [ 32.453785][ T624] _printk (kernel/printk/printk.c:2504) [ 32.453789][ T624] ? snapshot_read.cold (user.c:?) [ 32.453793][ T624] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 32.453796][ T624] gact_init_module (net/sched/act_gact.c:180) act_gact [ 32.453799][ T624] do_one_initcall (init/main.c:1357) [ 32.453802][ T624] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 32.453805][ T624] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 32.453809][ T624] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 32.453812][ T624] do_init_module (kernel/module/main.c:3117) [ 32.453816][ T624] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 32.453819][ T624] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 32.453822][ T624] load_module (kernel/module/main.c:3593) [ 32.453827][ T624] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 32.453830][ T624] ? __ia32_sys_fsconfig (??:?) [ 32.453833][ T624] ? ovl_real_file (fs/overlayfs/file.c:195) [ 32.453838][ T624] ? backing_file_read_iter (fs/backing-file.c:211) [ 32.453841][ T624] init_module_from_file (kernel/module/main.c:3790) [ 32.453845][ T624] ? __do_sys_init_module (kernel/module/main.c:3664) [ 32.453848][ T624] ? ovl_mmap (fs/overlayfs/file.c:477) [ 32.453852][ T624] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.453854][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.453857][ T624] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.453859][ T624] ? 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) [ 32.453862][ T624] idempotent_init_module (kernel/module/main.c:3802) [ 32.453865][ T624] ? init_module_from_file (kernel/module/main.c:3791) [ 32.453870][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.453872][ T624] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 32.453877][ T624] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 32.453880][ T624] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.453884][ T624] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.453887][ T624] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.453890][ T624] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.453893][ T624] RIP: 0033:0x7f8b55a2437d [ 32.453896][ T624] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.453898][ T624] RSP: 002b:00007ffd4f3afca8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 32.453903][ T624] RAX: ffffffffffffffda RBX: 000055587c203810 RCX: 00007f8b55a2437d [ 32.453905][ T624] RDX: 0000000000000000 RSI: 0000555874423ffd RDI: 0000000000000000 [ 32.453907][ T624] RBP: 00007ffd4f3afd40 R08: 0000000000000000 R09: 0000000000000000 [ 32.453908][ T624] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555874423ffd [ 32.453910][ T624] R13: 000055587c203960 R14: 0000000000040000 R15: 0000000000000000 | [ 33.591890][ T69] softirqs last disabled at (30417): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 33.591893][ T69] Preemption disabled at: | [ 33.591893][ T69] vprintk_emit (kernel/printk/printk.c:2471) | [ 33.591904][ T69] Tainted: [W]=WARN [ 33.591906][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.591908][ T69] Workqueue: netns cleanup_net [ 33.591914][ T69] Call Trace: [ 33.591915][ T69] [ 33.591917][ T69] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.591922][ T69] ? vprintk_emit (kernel/printk/printk.c:2471) [ 33.591924][ T69] __might_resched.cold (kernel/sched/core.c:9234) [ 33.591928][ T69] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.591931][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.591935][ T69] __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)) [ 33.591939][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.591941][ T69] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.591945][ T69] ? 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) [ 33.591947][ T69] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.591949][ T69] put_chars (drivers/char/virtio_console.c:1176) [ 33.591951][ T69] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 33.591953][ T69] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.591955][ T69] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 33.591958][ T69] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.591961][ T69] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.591963][ T69] ? 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) [ 33.591964][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.591966][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.591967][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.591969][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.591971][ T69] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.591974][ T69] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.591975][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.591977][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.591979][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.591981][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.591983][ T69] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 33.591984][ T69] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.591987][ T69] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.591989][ T69] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.591991][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.591993][ T69] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.591995][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.591996][ T69] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.591998][ T69] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.591999][ T69] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 33.592001][ T69] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.592003][ T69] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.592005][ T69] vprintk_emit (kernel/printk/printk.c:2479) [ 33.592007][ T69] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.592009][ T69] ? process_one_work (kernel/workqueue.c:3387) [ 33.592012][ T69] ? kthread (kernel/kthread.c:436) [ 33.592014][ T69] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 33.592016][ T69] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 33.592019][ T69] _printk (kernel/printk/printk.c:2504) [ 33.592022][ T69] ? snapshot_read.cold (user.c:?) [ 33.592024][ T69] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 33.592027][ T69] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 33.592029][ T69] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 33.592031][ T69] ? netdev_notice (net/core/dev.c:13194) [ 33.592033][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.592035][ T69] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 33.592037][ T69] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.592039][ T69] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 33.592041][ T69] ? 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) [ 33.592043][ T69] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 33.592046][ T69] dev_set_allmulti (net/core/dev_api.c:315) [ 33.592049][ T69] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 33.592063][ T69] br_dev_delete (net/bridge/br_if.c:387) bridge [ 33.592072][ T69] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 33.592079][ T69] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 33.592081][ T69] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 33.592083][ T69] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 33.592087][ T69] cleanup_net (net/core/net_namespace.c:706) [ 33.592089][ T69] ? net_passive_dec (./include/linux/llist.h:241) [ 33.592090][ T69] ? update_load_avg (kernel/sched/fair.c:5864) [ 33.592093][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.592094][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.592097][ T69] process_one_work (kernel/workqueue.c:3387) [ 33.592100][ T69] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 33.592102][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.592105][ T69] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 33.592107][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 33.592109][ T69] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 33.592110][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 33.592112][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 33.592114][ T69] kthread (kernel/kthread.c:436) [ 33.592115][ T69] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.592117][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) [ 33.592119][ T69] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.592120][ T69] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 33.592122][ T69] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.592125][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netdev_work_proc:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars