====================================== | [ 9.957915][ T187] softirqs last disabled at (48370): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.957917][ T187] Preemption disabled at: | [ 9.957918][ T187] 0x0 | [ 9.957928][ T187] Tainted: [W]=WARN [ 9.957929][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.957931][ T187] Call Trace: [ 9.957933][ T187] [ 9.957934][ T187] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.957941][ T187] __might_resched.cold (kernel/sched/core.c:9234) [ 9.957945][ T187] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.957949][ 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) [ 9.957955][ 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)) [ 9.957957][ T187] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.957963][ 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) [ 9.957966][ T187] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.957969][ T187] put_chars (drivers/char/virtio_console.c:1176) [ 9.957972][ T187] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.957973][ T187] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.957978][ T187] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.957983][ T187] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.957990][ T187] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.957992][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.957994][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.957998][ T187] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.958002][ T187] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.958004][ 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)) [ 9.958007][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.958010][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.958014][ T187] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.958018][ T187] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.958020][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.958025][ T187] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.958028][ T187] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.958029][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.958032][ T187] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.958036][ T187] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.958037][ T187] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.958041][ T187] vprintk_emit (kernel/printk/printk.c:2479) [ 9.958045][ T187] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.958048][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.958052][ T187] _printk (kernel/printk/printk.c:2504) [ 9.958056][ T187] ? snapshot_read.cold (user.c:?) [ 9.958059][ 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) [ 9.958061][ T187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.958065][ 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) [ 9.958068][ T187] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.958071][ T187] ? exit_notify (kernel/exit.c:780) [ 9.958074][ T187] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.958076][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.958081][ T187] do_group_exit (kernel/exit.c:1151) [ 9.958084][ T187] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.958085][ T187] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.958088][ T187] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.958091][ T187] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.958094][ T187] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.958096][ T187] RIP: 0033:0x7ff529bbd1b8 [ 9.958099][ T187] Code: Unable to access opcode bytes at 0x7ff529bbd18e. Code starting with the faulting instruction =========================================== [ 9.958100][ T187] RSP: 002b:00007ffcc5fba4e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.958102][ T187] RAX: ffffffffffffffda RBX: 00007ff529cedf88 RCX: 00007ff529bbd1b8 [ 9.958104][ T187] RDX: 00007ff529907fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.958105][ T187] RBP: 00007ffcc5fba540 R08: 0000000000000000 R09: 0000000000008010 [ 9.958106][ T187] R10: 00007ffcc5fba300 R11: 0000000000000246 R12: 0000000000000001 [ 9.958106][ T187] R13: 0000000000000000 R14: 00007ff529cec680 R15: 00007ff529cedfa0 | [ 11.829950][ T265] softirqs last disabled at (15952): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 11.829953][ T265] Preemption disabled at: | [ 11.829954][ T265] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.829963][ T265] Tainted: [W]=WARN [ 11.829964][ T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.829965][ T265] Call Trace: [ 11.829967][ T265] [ 11.829969][ T265] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.829974][ T265] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.829977][ T265] __might_resched.cold (kernel/sched/core.c:9234) [ 11.829981][ T265] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.829985][ 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) [ 11.829990][ 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)) [ 11.829993][ T265] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.829998][ 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) [ 11.830001][ T265] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.830004][ T265] put_chars (drivers/char/virtio_console.c:1176) [ 11.830007][ T265] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.830011][ T265] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 11.830014][ T265] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.830018][ T265] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.830020][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.830021][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.830025][ T265] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.830027][ T265] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 11.830030][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.830034][ T265] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.830038][ T265] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.830042][ T265] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.830043][ 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)) [ 11.830046][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.830049][ T265] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.830053][ T265] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.830057][ T265] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.830058][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.830064][ T265] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.830066][ T265] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.830068][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.830071][ T265] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.830074][ T265] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.830076][ T265] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.830079][ T265] vprintk_emit (kernel/printk/printk.c:2479) [ 11.830083][ T265] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.830085][ T265] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.830087][ T265] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 11.830091][ T265] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.830095][ T265] _printk (kernel/printk/printk.c:2504) [ 11.830098][ T265] ? snapshot_read.cold (user.c:?) [ 11.830102][ T265] ? br_multicast_flood (??:?) bridge [ 11.830115][ T265] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.830116][ T265] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.830118][ T265] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.830122][ T265] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 11.830132][ T265] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 11.830140][ T265] new_nbp (net/bridge/br_if.c:449) bridge [ 11.830150][ T265] br_add_if (net/bridge/br_if.c:592) bridge [ 11.830157][ T265] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.830161][ T265] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.830164][ T265] ? __kernel_text_address (kernel/extable.c:79) [ 11.830168][ T265] do_set_master (net/core/rtnetlink.c:3071) [ 11.830172][ T265] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.830175][ T265] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.830178][ T265] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.830179][ T265] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.830182][ T265] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.830186][ T265] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.830188][ T265] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.830190][ T265] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.830193][ T265] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.830196][ T265] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.830197][ T265] ? kasan_save_track (mm/kasan/common.c:78) [ 11.830200][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.830202][ T265] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 11.830205][ T265] ? ___sys_sendmsg (net/socket.c:2757) [ 11.830210][ T265] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.830212][ T265] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.830214][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.830217][ T265] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.830218][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.830220][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.830223][ T265] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.830227][ 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) [ 11.830229][ T265] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.830231][ T265] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.830234][ T265] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.830236][ T265] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.830241][ T265] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.830246][ T265] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.830251][ T265] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.830253][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.830257][ T265] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.830259][ T265] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.830261][ T265] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.830263][ T265] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.830267][ T265] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.830269][ T265] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.830272][ T265] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.830273][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.830277][ T265] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.830279][ T265] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.830283][ T265] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.830284][ T265] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.830287][ T265] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.830293][ 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)) [ 11.830295][ 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)) [ 11.830299][ T265] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.830303][ T265] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.830306][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.830310][ T265] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.830313][ T265] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.830317][ T265] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.830323][ T265] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.830325][ T265] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.830327][ T265] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.830329][ T265] ? move_addr_to_kernel (net/socket.c:258) [ 11.830336][ T265] ___sys_sendmsg (net/socket.c:2767) [ 11.830339][ T265] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.830355][ T265] __sys_sendmsg (net/socket.c:2799) [ 11.830358][ T265] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.830364][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.830368][ T265] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.830370][ T265] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.830373][ T265] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.830375][ T265] RIP: 0033:0x7f99faa7d54e [ 11.830379][ 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 [ 11.830381][ T265] RSP: 002b:00007ffec08c1a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.830384][ T265] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f99faa7d54e [ 11.830385][ T265] RDX: 0000000000000000 RSI: 00007ffec08c1af0 RDI: 0000000000000005 [ 11.830386][ T265] RBP: 00007ffec08c1a50 R08: 0000000000000000 R09: 0000000000000000 [ 11.830387][ T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ac73 [ 11.830388][ T265] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec08c21b0 | [ 14.877240][ T370] softirqs last disabled at (12504): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 14.877242][ T370] Preemption disabled at: | [ 14.877243][ T370] vprintk_emit (kernel/printk/printk.c:2471) | [ 14.877252][ T370] Tainted: [W]=WARN [ 14.877253][ T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.877255][ T370] Call Trace: [ 14.877256][ T370] [ 14.877257][ T370] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.877263][ T370] ? vprintk_emit (kernel/printk/printk.c:2471) [ 14.877265][ T370] __might_resched.cold (kernel/sched/core.c:9234) [ 14.877270][ T370] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.877274][ T370] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.877279][ 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)) [ 14.877281][ T370] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.877287][ 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) [ 14.877290][ T370] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.877293][ T370] put_chars (drivers/char/virtio_console.c:1176) [ 14.877295][ T370] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 14.877297][ T370] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.877300][ T370] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.877304][ T370] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.877306][ T370] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.877310][ T370] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.877313][ T370] ? mark_usage (kernel/locking/lockdep.c:4690) [ 14.877315][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.877316][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.877320][ T370] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.877322][ T370] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 14.877325][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.877327][ T370] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.877331][ T370] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.877335][ T370] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.877337][ T370] ? 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)) [ 14.877340][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.877342][ T370] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.877346][ T370] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.877350][ T370] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.877352][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.877357][ T370] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.877360][ T370] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.877362][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.877364][ T370] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.877368][ T370] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.877370][ T370] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.877373][ T370] vprintk_emit (kernel/printk/printk.c:2479) [ 14.877377][ T370] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.877379][ T370] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.877382][ T370] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 14.877385][ T370] _printk (kernel/printk/printk.c:2504) [ 14.877389][ T370] ? snapshot_read.cold (user.c:?) [ 14.877393][ T370] ? br_multicast_flood (??:?) bridge [ 14.877405][ T370] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 14.877406][ T370] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 14.877408][ T370] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 14.877412][ T370] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 14.877422][ T370] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 14.877431][ T370] new_nbp (net/bridge/br_if.c:449) bridge [ 14.877440][ T370] br_add_if (net/bridge/br_if.c:592) bridge [ 14.877447][ T370] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 14.877451][ T370] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 14.877454][ T370] ? __kernel_text_address (kernel/extable.c:79) [ 14.877458][ T370] do_set_master (net/core/rtnetlink.c:3071) [ 14.877462][ T370] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 14.877465][ T370] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 14.877468][ T370] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 14.877469][ T370] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 14.877471][ T370] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 14.877475][ T370] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.877477][ T370] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.877479][ T370] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.877481][ T370] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.877484][ T370] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.877486][ T370] ? kasan_save_track (mm/kasan/common.c:78) [ 14.877488][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.877490][ T370] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 14.877493][ T370] ? ___sys_sendmsg (net/socket.c:2757) [ 14.877498][ T370] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.877499][ T370] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.877502][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.877504][ T370] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.877506][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.877508][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.877510][ T370] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 14.877513][ 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) [ 14.877516][ T370] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 14.877518][ T370] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.877522][ T370] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 14.877523][ T370] ? nla_get_range_signed (lib/nlattr.c:270) [ 14.877534][ T370] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 14.877539][ T370] rtnl_newlink (net/core/rtnetlink.c:4215) [ 14.877544][ T370] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.877546][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.877550][ T370] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.877552][ T370] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.877554][ T370] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.877556][ T370] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.877559][ T370] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.877561][ T370] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 14.877564][ T370] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.877566][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.877570][ T370] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.877572][ T370] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.877575][ T370] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 14.877577][ T370] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.877580][ T370] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.877586][ T370] ? 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)) [ 14.877587][ T370] ? 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)) [ 14.877591][ T370] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.877595][ T370] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.877598][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.877602][ T370] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 14.877605][ T370] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 14.877609][ T370] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.877614][ T370] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 14.877617][ T370] ? copy_msghdr_from_user (net/socket.c:2650) [ 14.877619][ T370] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 14.877620][ T370] ? move_addr_to_kernel (net/socket.c:258) [ 14.877628][ T370] ___sys_sendmsg (net/socket.c:2767) [ 14.877630][ T370] ? copy_msghdr_from_user (net/socket.c:2619) [ 14.877646][ T370] __sys_sendmsg (net/socket.c:2799) [ 14.877649][ T370] ? __sys_sendmsg_sock (net/socket.c:2780) [ 14.877655][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.877658][ T370] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.877661][ T370] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.877663][ T370] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.877665][ T370] RIP: 0033:0x7f414499654e [ 14.877669][ 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 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 [ 14.877671][ T370] RSP: 002b:00007ffe682df420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.877673][ T370] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f414499654e [ 14.877675][ T370] RDX: 0000000000000000 RSI: 00007ffe682df4d0 RDI: 0000000000000005 [ 14.877676][ T370] RBP: 00007ffe682df430 R08: 0000000000000000 R09: 0000000000000000 [ 14.877676][ T370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ac76 [ 14.877677][ T370] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe682dfb90 | [ 16.905050][ C1] | [ 16.905051][ C1] | [ 16.905051][ C1] stack backtrace: | [ 16.905057][ C1] Tainted: [W]=WARN [ 16.905058][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.905060][ C1] Call Trace: [ 16.905061][ C1] [ 16.905062][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.905066][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 16.905069][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 16.905071][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 16.905073][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 16.905075][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 16.905077][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.905079][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 16.905081][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.905084][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.905086][ C1] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 16.905088][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 16.905089][ C1] console_emit_next_record (kernel/printk/printk.c:3177) [ 16.905091][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.905093][ C1] ? 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)) [ 16.905095][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.905097][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.905099][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.905101][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.905102][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.905105][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.905107][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.905108][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.905110][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.905112][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.905114][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.905116][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 16.905118][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.905120][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.905122][ C1] _printk (kernel/printk/printk.c:2504) [ 16.905124][ C1] ? snapshot_read.cold (user.c:?) [ 16.905125][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 16.905128][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 16.905135][ C1] ? idr_get_free (??:?) [ 16.905138][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 16.905145][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 16.905151][ C1] ? __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 [ 16.905160][ C1] ? 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 [ 16.905166][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 16.905173][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.905174][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 16.905181][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.905182][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.905184][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.905186][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 16.905192][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 16.905199][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 16.905201][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 16.905206][ C1] ? __udp6_lib_lookup (net/ipv6/udp.c:392) [ 16.905210][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 16.905212][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.905213][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 16.905217][ C1] ? udpv6_queue_rcv_one_skb (net/ipv6/udp.c:842) [ 16.905218][ C1] ? udpv6_queue_rcv_one_skb (net/ipv6/udp.c:844) [ 16.905220][ C1] ? udp6_unicast_rcv_skb (net/ipv6/udp.c:1029) [ 16.905221][ C1] ? ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:498 (discriminator 54)) [ 16.905225][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 16.905227][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 16.905229][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.905231][ C1] ? netif_receive_skb_list_internal (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/dev.c:6482 (discriminator 2)) [ 16.905233][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.905235][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 16.905236][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.905238][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 16.905240][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.905242][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.905244][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.905246][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 16.905248][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.905249][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 16.905251][ C1] ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2)) [ 16.905253][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 16.905256][ C1] __napi_poll (net/core/dev.c:7787) [ 16.905258][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 16.905260][ C1] ? __napi_poll (./include/net/gro.h:507) [ 16.905262][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.905265][ C1] ? __schedule (kernel/sched/core.c:7277) [ 16.905267][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.905269][ C1] handle_softirqs (kernel/softirq.c:645) [ 16.905271][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 16.905272][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.905274][ C1] run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) [ 16.905276][ C1] smpboot_thread_fn (kernel/smpboot.c:160) [ 16.905278][ C1] ? sort_range (kernel/range.c:164) [ 16.905279][ C1] kthread (kernel/kthread.c:436) [ 16.905281][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.905283][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.905285][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.905287][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.905288][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.905291][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.905292][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.905310][ C1] softirqs last disabled at (1293149): run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) | [ 16.905312][ C1] Preemption disabled at: | [ 16.905313][ C1] handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1)) | [ 16.905317][ C1] Tainted: [W]=WARN [ 16.905318][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.905318][ C1] Call Trace: [ 16.905319][ C1] [ 16.905320][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.905322][ C1] ? handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1)) [ 16.905323][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 16.905326][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.905329][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.905331][ C1] __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)) [ 16.905333][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.905334][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.905336][ C1] ? 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) [ 16.905337][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.905339][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 16.905341][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.905343][ C1] ? mark_lock (kernel/locking/lockdep.c:4769) [ 16.905345][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.905347][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.905348][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.905350][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.905352][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.905354][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.905356][ C1] ? 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)) [ 16.905358][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.905360][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.905362][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.905364][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.905365][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.905368][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.905369][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.905371][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.905373][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.905375][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.905376][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.905378][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 16.905380][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.905382][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.905384][ C1] _printk (kernel/printk/printk.c:2504) [ 16.905386][ C1] ? snapshot_read.cold (user.c:?) [ 16.905388][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 16.905390][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 16.905396][ C1] ? idr_get_free (??:?) [ 16.905399][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 16.905406][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 16.905412][ C1] ? __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 [ 16.905418][ C1] ? 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 [ 16.905425][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 16.905431][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.905433][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 16.905439][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.905440][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.905442][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.905444][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 16.905450][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 16.905456][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 16.905459][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 16.905462][ C1] ? __udp6_lib_lookup (net/ipv6/udp.c:392) [ 16.905464][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 16.905466][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.905468][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 16.905471][ C1] ? udpv6_queue_rcv_one_skb (net/ipv6/udp.c:842) [ 16.905472][ C1] ? udpv6_queue_rcv_one_skb (net/ipv6/udp.c:844) [ 16.905474][ C1] ? udp6_unicast_rcv_skb (net/ipv6/udp.c:1029) [ 16.905475][ C1] ? ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:498 (discriminator 54)) [ 16.905477][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 16.905480][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 16.905482][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.905483][ C1] ? netif_receive_skb_list_internal (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/core/dev.c:6482 (discriminator 2)) [ 16.905485][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.905487][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 16.905489][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.905490][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 16.905492][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.905494][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.905496][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.905498][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 16.905499][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.905501][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 16.905503][ C1] ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2)) [ 16.905505][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 16.905508][ C1] __napi_poll (net/core/dev.c:7787) [ 16.905510][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 16.905512][ C1] ? __napi_poll (./include/net/gro.h:507) [ 16.905514][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.905517][ C1] ? __schedule (kernel/sched/core.c:7277) [ 16.905518][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.905520][ C1] handle_softirqs (kernel/softirq.c:645) [ 16.905522][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 16.905524][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.905526][ C1] run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) [ 16.905527][ C1] smpboot_thread_fn (kernel/smpboot.c:160) [ 16.905529][ C1] ? sort_range (kernel/range.c:164) [ 16.905531][ C1] kthread (kernel/kthread.c:436) [ 16.905532][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.905533][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.905535][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.905537][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.905543][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.905545][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.905546][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 27.860437][ T71] softirqs last disabled at (38658): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323) | [ 27.860439][ T71] Preemption disabled at: | [ 27.860440][ T71] vprintk_emit (kernel/printk/printk.c:2471) | [ 27.860452][ T71] Tainted: [W]=WARN [ 27.860452][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.860454][ T71] Workqueue: netns cleanup_net [ 27.860460][ T71] Call Trace: [ 27.860462][ T71] [ 27.860463][ T71] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.860468][ T71] ? vprintk_emit (kernel/printk/printk.c:2471) [ 27.860470][ T71] __might_resched.cold (kernel/sched/core.c:9234) [ 27.860473][ T71] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 27.860477][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.860480][ T71] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 27.860483][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.860486][ T71] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.860490][ T71] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 27.860491][ T71] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.860493][ T71] put_chars (drivers/char/virtio_console.c:1176) [ 27.860495][ T71] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 27.860496][ T71] ? __send_to_port (drivers/char/virtio_console.c:654) [ 27.860499][ T71] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 27.860501][ T71] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 27.860504][ T71] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 27.860505][ T71] ? 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) [ 27.860507][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.860509][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.860510][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.860512][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.860514][ T71] console_emit_next_record (kernel/printk/printk.c:3183) [ 27.860517][ T71] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.860519][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.860520][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.860522][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.860523][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.860525][ T71] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 27.860527][ T71] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.860529][ T71] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.860532][ T71] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.860533][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.860535][ T71] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.860536][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.860538][ T71] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.860539][ T71] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 27.860541][ T71] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 27.860543][ T71] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.860544][ T71] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.860546][ T71] vprintk_emit (kernel/printk/printk.c:2479) [ 27.860549][ T71] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.860550][ T71] ? process_one_work (kernel/workqueue.c:3387) [ 27.860553][ T71] ? kthread (kernel/kthread.c:436) [ 27.860555][ T71] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 27.860557][ T71] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 27.860560][ T71] _printk (kernel/printk/printk.c:2504) [ 27.860563][ T71] ? snapshot_read.cold (user.c:?) [ 27.860565][ T71] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 27.860567][ T71] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 27.860569][ T71] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 27.860571][ T71] ? netdev_notice (net/core/dev.c:13194) [ 27.860573][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.860575][ T71] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 27.860576][ T71] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 27.860579][ T71] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 27.860580][ T71] ? 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) [ 27.860582][ T71] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 27.860585][ T71] dev_set_allmulti (net/core/dev_api.c:315) [ 27.860593][ T71] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 27.860606][ T71] br_dev_delete (net/bridge/br_if.c:387) bridge [ 27.860615][ T71] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 27.860622][ T71] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 27.860624][ T71] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 27.860626][ T71] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 27.860629][ T71] cleanup_net (net/core/net_namespace.c:706) [ 27.860631][ T71] ? net_passive_dec (./include/linux/llist.h:241) [ 27.860632][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.860634][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.860636][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.860638][ T71] process_one_work (kernel/workqueue.c:3387) [ 27.860641][ T71] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 27.860643][ T71] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 27.860644][ T71] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.860646][ T71] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 27.860649][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.860650][ T71] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 27.860652][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.860654][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.860655][ T71] kthread (kernel/kthread.c:436) [ 27.860657][ T71] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.860658][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) [ 27.860660][ T71] ret_from_fork (arch/x86/kernel/process.c:158) [ 27.860661][ T71] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 27.860663][ T71] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 27.860665][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable run_ksoftirqd:handle_softirqs:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __fib6_clean_all:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars