====================================== | [ 9.851152][ T186] softirqs last disabled at (31382): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.851154][ T186] Preemption disabled at: | [ 9.851155][ T186] 0x0 | [ 9.851165][ T186] Tainted: [W]=WARN [ 9.851166][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.851167][ T186] Call Trace: [ 9.851169][ T186] [ 9.851170][ T186] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.851177][ T186] __might_resched.cold (kernel/sched/core.c:9234) [ 9.851182][ T186] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.851186][ T186] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.851191][ T186] __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)) [ 9.851194][ T186] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.851200][ T186] ? 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) [ 9.851202][ T186] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.851205][ T186] put_chars (drivers/char/virtio_console.c:1176) [ 9.851208][ T186] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.851210][ T186] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.851214][ T186] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.851219][ T186] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.851226][ T186] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.851228][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.851231][ T186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.851235][ T186] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.851239][ T186] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.851241][ T186] ? 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)) [ 9.851244][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.851246][ T186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.851250][ T186] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.851254][ T186] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.851256][ T186] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.851261][ T186] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.851264][ T186] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.851266][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.851268][ T186] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.851272][ T186] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.851274][ T186] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.851277][ T186] vprintk_emit (kernel/printk/printk.c:2479) [ 9.851281][ T186] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.851284][ T186] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.851288][ T186] _printk (kernel/printk/printk.c:2504) [ 9.851292][ T186] ? snapshot_read.cold (user.c:?) [ 9.851295][ T186] ? 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) [ 9.851297][ T186] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.851301][ T186] ? 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) [ 9.851304][ T186] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.851308][ T186] ? exit_notify (kernel/exit.c:780) [ 9.851310][ T186] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.851312][ T186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.851316][ T186] do_group_exit (kernel/exit.c:1151) [ 9.851319][ T186] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.851321][ T186] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.851323][ T186] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.851326][ T186] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.851329][ T186] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.851331][ T186] RIP: 0033:0x7faf153db1b8 [ 9.851334][ T186] Code: Unable to access opcode bytes at 0x7faf153db18e. Code starting with the faulting instruction =========================================== [ 9.851335][ T186] RSP: 002b:00007ffef567d5c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.851337][ T186] RAX: ffffffffffffffda RBX: 00007faf1550bf88 RCX: 00007faf153db1b8 [ 9.851338][ T186] RDX: 00007faf15125fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.851339][ T186] RBP: 00007ffef567d620 R08: 0000000000000000 R09: 0000000000008010 [ 9.851340][ T186] R10: 00007ffef567d3e0 R11: 0000000000000246 R12: 0000000000000001 [ 9.851341][ T186] R13: 0000000000000000 R14: 00007faf1550a680 R15: 00007faf1550bfa0 | [ 11.935967][ T262] softirqs last disabled at (21874): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 11.935970][ T262] Preemption disabled at: | [ 11.935970][ T262] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.935980][ T262] Tainted: [W]=WARN [ 11.935980][ T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.935982][ T262] Call Trace: [ 11.935984][ T262] [ 11.935986][ T262] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.935991][ T262] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.935993][ T262] __might_resched.cold (kernel/sched/core.c:9234) [ 11.935998][ T262] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.936002][ T262] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.936007][ T262] __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)) [ 11.936010][ T262] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.936015][ T262] ? 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) [ 11.936018][ T262] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.936021][ T262] put_chars (drivers/char/virtio_console.c:1176) [ 11.936025][ T262] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.936029][ T262] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 11.936033][ T262] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.936036][ T262] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.936038][ T262] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.936039][ T262] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.936043][ T262] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.936045][ T262] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 11.936048][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.936052][ T262] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.936056][ T262] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.936059][ T262] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.936061][ T262] ? 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)) [ 11.936064][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.936066][ T262] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.936070][ T262] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.936074][ T262] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.936076][ T262] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.936081][ T262] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.936083][ T262] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.936085][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.936087][ T262] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.936091][ T262] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.936092][ T262] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.936096][ T262] vprintk_emit (kernel/printk/printk.c:2479) [ 11.936099][ T262] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.936102][ T262] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.936103][ T262] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 11.936108][ T262] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.936111][ T262] _printk (kernel/printk/printk.c:2504) [ 11.936114][ T262] ? snapshot_read.cold (user.c:?) [ 11.936118][ T262] ? br_multicast_flood (??:?) bridge [ 11.936131][ T262] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.936132][ T262] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.936133][ T262] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.936137][ T262] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 11.936149][ T262] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 11.936157][ T262] new_nbp (net/bridge/br_if.c:449) bridge [ 11.936166][ T262] br_add_if (net/bridge/br_if.c:592) bridge [ 11.936173][ T262] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.936178][ T262] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.936181][ T262] ? __kernel_text_address (kernel/extable.c:79) [ 11.936184][ T262] do_set_master (net/core/rtnetlink.c:3071) [ 11.936189][ T262] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.936192][ T262] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.936195][ T262] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.936196][ T262] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.936199][ T262] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.936202][ T262] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.936205][ T262] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.936207][ T262] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.936209][ T262] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.936213][ T262] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.936214][ T262] ? kasan_save_track (mm/kasan/common.c:78) [ 11.936217][ T262] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.936219][ T262] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 11.936222][ T262] ? ___sys_sendmsg (net/socket.c:2757) [ 11.936226][ T262] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.936228][ T262] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.936231][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.936233][ T262] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.936234][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.936236][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.936238][ T262] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.936242][ T262] ? __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) [ 11.936244][ T262] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.936246][ T262] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.936249][ T262] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.936251][ T262] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.936256][ T262] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.936261][ T262] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.936266][ T262] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.936268][ T262] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.936272][ T262] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.936274][ T262] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.936276][ T262] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.936277][ T262] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.936281][ T262] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.936283][ T262] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.936286][ T262] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.936287][ T262] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.936291][ T262] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.936293][ T262] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.936296][ T262] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.936298][ T262] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.936301][ T262] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.936307][ T262] ? 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)) [ 11.936308][ T262] ? 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)) [ 11.936312][ T262] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.936316][ T262] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.936318][ T262] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.936322][ T262] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.936326][ T262] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.936330][ T262] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.936335][ T262] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.936337][ T262] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.936339][ T262] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.936341][ T262] ? move_addr_to_kernel (net/socket.c:258) [ 11.936348][ T262] ___sys_sendmsg (net/socket.c:2767) [ 11.936351][ T262] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.936366][ T262] __sys_sendmsg (net/socket.c:2799) [ 11.936368][ T262] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.936374][ T262] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.936378][ T262] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.936380][ T262] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.936383][ T262] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.936385][ T262] RIP: 0033:0x7f23cdb8e54e [ 11.936389][ T262] 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 [ 11.936390][ T262] RSP: 002b:00007ffed88a1610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.936393][ T262] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f23cdb8e54e [ 11.936395][ T262] RDX: 0000000000000000 RSI: 00007ffed88a16c0 RDI: 0000000000000005 [ 11.936396][ T262] RBP: 00007ffed88a1620 R08: 0000000000000000 R09: 0000000000000000 [ 11.936396][ T262] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b7f8 [ 11.936397][ T262] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed88a1d80 | [ 14.946988][ T375] softirqs last disabled at (13536): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 14.946991][ T375] Preemption disabled at: | [ 14.946991][ T375] vprintk_emit (kernel/printk/printk.c:2471) | [ 14.947000][ T375] Tainted: [W]=WARN [ 14.947001][ T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.947003][ T375] Call Trace: [ 14.947004][ T375] [ 14.947006][ T375] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.947012][ T375] ? vprintk_emit (kernel/printk/printk.c:2471) [ 14.947014][ T375] __might_resched.cold (kernel/sched/core.c:9234) [ 14.947019][ T375] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.947023][ T375] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.947029][ T375] __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)) [ 14.947031][ T375] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.947037][ T375] ? 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) [ 14.947040][ T375] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.947043][ T375] put_chars (drivers/char/virtio_console.c:1176) [ 14.947045][ T375] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 14.947047][ T375] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.947050][ T375] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.947054][ T375] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.947056][ T375] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.947060][ T375] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.947063][ T375] ? mark_usage (kernel/locking/lockdep.c:4690) [ 14.947065][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.947066][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.947070][ T375] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.947072][ T375] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 14.947076][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.947078][ T375] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.947082][ T375] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.947086][ T375] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.947088][ T375] ? 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)) [ 14.947091][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.947093][ T375] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.947097][ T375] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.947101][ T375] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.947103][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.947108][ T375] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.947111][ T375] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.947113][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.947115][ T375] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.947118][ T375] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.947120][ T375] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.947123][ T375] vprintk_emit (kernel/printk/printk.c:2479) [ 14.947127][ T375] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.947130][ T375] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.947132][ T375] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 14.947136][ T375] _printk (kernel/printk/printk.c:2504) [ 14.947142][ T375] ? snapshot_read.cold (user.c:?) [ 14.947146][ T375] ? br_multicast_flood (??:?) bridge [ 14.947159][ T375] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 14.947160][ T375] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 14.947161][ T375] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 14.947166][ T375] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 14.947176][ T375] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 14.947184][ T375] new_nbp (net/bridge/br_if.c:449) bridge [ 14.947193][ T375] br_add_if (net/bridge/br_if.c:592) bridge [ 14.947200][ T375] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 14.947204][ T375] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 14.947207][ T375] ? __kernel_text_address (kernel/extable.c:79) [ 14.947211][ T375] do_set_master (net/core/rtnetlink.c:3071) [ 14.947216][ T375] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 14.947219][ T375] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 14.947222][ T375] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 14.947223][ T375] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 14.947225][ T375] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 14.947228][ T375] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.947231][ T375] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.947233][ T375] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.947235][ T375] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.947238][ T375] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.947240][ T375] ? kasan_save_track (mm/kasan/common.c:78) [ 14.947243][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.947245][ T375] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 14.947248][ T375] ? ___sys_sendmsg (net/socket.c:2757) [ 14.947252][ T375] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.947254][ T375] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.947257][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.947259][ T375] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.947261][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.947262][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.947265][ T375] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 14.947268][ T375] ? __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) [ 14.947272][ T375] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 14.947274][ T375] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.947277][ T375] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 14.947279][ T375] ? nla_get_range_signed (lib/nlattr.c:270) [ 14.947284][ T375] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 14.947289][ T375] rtnl_newlink (net/core/rtnetlink.c:4215) [ 14.947294][ T375] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.947296][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.947300][ T375] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.947302][ T375] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.947304][ T375] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.947306][ T375] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.947310][ T375] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.947312][ T375] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 14.947315][ T375] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.947316][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.947320][ T375] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.947322][ T375] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.947326][ T375] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 14.947327][ T375] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.947330][ T375] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.947336][ T375] ? 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)) [ 14.947338][ T375] ? 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)) [ 14.947342][ T375] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.947346][ T375] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.947348][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.947352][ T375] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 14.947356][ T375] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 14.947360][ T375] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.947365][ T375] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 14.947368][ T375] ? copy_msghdr_from_user (net/socket.c:2650) [ 14.947370][ T375] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 14.947372][ T375] ? move_addr_to_kernel (net/socket.c:258) [ 14.947379][ T375] ___sys_sendmsg (net/socket.c:2767) [ 14.947382][ T375] ? copy_msghdr_from_user (net/socket.c:2619) [ 14.947398][ T375] __sys_sendmsg (net/socket.c:2799) [ 14.947401][ T375] ? __sys_sendmsg_sock (net/socket.c:2780) [ 14.947407][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.947411][ T375] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.947413][ T375] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.947416][ T375] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.947418][ T375] RIP: 0033:0x7f1276e1254e [ 14.947422][ T375] 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 [ 14.947424][ T375] RSP: 002b:00007ffe905b8260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.947426][ T375] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1276e1254e [ 14.947428][ T375] RDX: 0000000000000000 RSI: 00007ffe905b8310 RDI: 0000000000000005 [ 14.947429][ T375] RBP: 00007ffe905b8270 R08: 0000000000000000 R09: 0000000000000000 [ 14.947430][ T375] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b7fb [ 14.947430][ T375] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe905b89d0 | [ 15.993948][ C1] | [ 15.993949][ C1] | [ 15.993949][ C1] stack backtrace: | [ 15.993962][ C1] Tainted: [W]=WARN [ 15.993963][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.993965][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 15.993968][ C1] Call Trace: [ 15.993970][ C1] [ 15.993971][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.993975][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 15.993977][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 15.993980][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 15.993982][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 15.993983][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 15.993985][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.993987][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 15.993989][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.993993][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.993995][ C1] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 15.993996][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 15.993998][ C1] console_emit_next_record (kernel/printk/printk.c:3177) [ 15.994000][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.994002][ 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)) [ 15.994004][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994005][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.994007][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.994009][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.994011][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.994013][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.994015][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.994017][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994019][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.994022][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.994025][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.994028][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 15.994032][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.994034][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.994038][ C1] _printk (kernel/printk/printk.c:2504) [ 15.994040][ C1] ? snapshot_read.cold (user.c:?) [ 15.994041][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 15.994045][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 15.994052][ C1] ? idr_get_free (??:?) [ 15.994054][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.994056][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.994058][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 15.994065][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 15.994071][ 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 [ 15.994080][ 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 [ 15.994087][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 15.994093][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.994095][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 15.994102][ C1] ? vxlan_rcv (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/vxlan/vxlan_core.c:1804 (discriminator 2)) vxlan [ 15.994107][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.994108][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.994111][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 15.994117][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 15.994124][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 15.994126][ C1] ? __udp4_lib_lookup (net/ipv4/udp.c:714) [ 15.994130][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 15.994133][ C1] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390) [ 15.994135][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 15.994141][ C1] ? udp_unicast_rcv_skb (net/ipv4/udp.c:2578) [ 15.994142][ C1] ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3)) [ 15.994145][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.994146][ C1] ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1)) [ 15.994148][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.994150][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.994151][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 15.994154][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 15.994156][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.994157][ 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)) [ 15.994160][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.994162][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 15.994163][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.994165][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 15.994167][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.994168][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.994170][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.994172][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 15.994174][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.994175][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 15.994177][ C1] ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2)) [ 15.994179][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 15.994182][ C1] __napi_poll (net/core/dev.c:7787) [ 15.994184][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 15.994187][ C1] ? __napi_poll (./include/net/gro.h:507) [ 15.994189][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.994192][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.994193][ C1] handle_softirqs (kernel/softirq.c:645) [ 15.994195][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 15.994197][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994198][ C1] ? trace_csd_function_exit (./include/trace/events/csd.h:64 (discriminator 22)) [ 15.994201][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 15.994203][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 15.994204][ C1] [ 15.994205][ C1] [ 15.994206][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 15.994207][ C1] __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)) [ 15.994209][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.994211][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 15.994214][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 15.994216][ C1] ? vlan_dev_hard_header (./include/linux/netdevice.h:3537 net/8021q/vlan_dev.c:84) 8021q [ 15.994218][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.994220][ C1] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 15.994223][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 15.994225][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 15.994227][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.994228][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.994230][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 15.994232][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 15.994234][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 15.994236][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 15.994237][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.994238][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.994240][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.994241][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 15.994243][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 15.994246][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.994249][ C1] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.994251][ C1] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 15.994253][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.994254][ C1] ndisc_send_ns (net/ipv6/ndisc.c:672) [ 15.994256][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.994257][ C1] ? ndisc_router_discovery (net/ipv6/ndisc.c:1317 (discriminator 13)) [ 15.994258][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.994260][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.994261][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 15.994264][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4318) [ 15.994266][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 15.994268][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994270][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994271][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.994273][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994275][ C1] process_one_work (kernel/workqueue.c:3387) [ 15.994277][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 15.994279][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.994282][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 15.994284][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.994286][ C1] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 15.994288][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.994289][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.994291][ C1] kthread (kernel/kthread.c:436) [ 15.994293][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.994294][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.994296][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 15.994297][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 15.994299][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 15.994301][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.994303][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 15.994322][ C1] softirqs last disabled at (36083): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 15.994323][ C1] Preemption disabled at: | [ 15.994324][ C1] __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)) | [ 15.994328][ C1] Tainted: [W]=WARN [ 15.994329][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.994330][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 15.994332][ C1] Call Trace: [ 15.994333][ C1] [ 15.994333][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.994335][ C1] ? __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)) [ 15.994337][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 15.994340][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.994343][ C1] ? nbcon_get_cpu_emergency_nesting (kernel/printk/nbcon.c:1424) [ 15.994345][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994347][ 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)) [ 15.994349][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.994350][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.994352][ 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) [ 15.994354][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.994356][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 15.994357][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.994359][ C1] ? mark_lock (kernel/locking/lockdep.c:4769) [ 15.994361][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.994364][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.994365][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994367][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.994369][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.994371][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.994372][ 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)) [ 15.994374][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994376][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.994378][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.994380][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.994382][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.994384][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.994386][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.994388][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994389][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.994391][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.994393][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.994395][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 15.994397][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.994399][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.994401][ C1] _printk (kernel/printk/printk.c:2504) [ 15.994403][ C1] ? snapshot_read.cold (user.c:?) [ 15.994404][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 15.994406][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 15.994413][ C1] ? idr_get_free (??:?) [ 15.994415][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.994416][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.994418][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 15.994425][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 15.994432][ 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 [ 15.994438][ 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 [ 15.994444][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 15.994451][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.994453][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 15.994459][ C1] ? vxlan_rcv (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/vxlan/vxlan_core.c:1804 (discriminator 2)) vxlan [ 15.994462][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.994464][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.994466][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 15.994472][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 15.994479][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 15.994481][ C1] ? __udp4_lib_lookup (net/ipv4/udp.c:714) [ 15.994483][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 15.994486][ C1] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390) [ 15.994488][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 15.994490][ C1] ? udp_unicast_rcv_skb (net/ipv4/udp.c:2578) [ 15.994492][ C1] ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3)) [ 15.994494][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.994495][ C1] ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1)) [ 15.994497][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.994498][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.994500][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 15.994503][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 15.994504][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.994506][ 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)) [ 15.994508][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.994510][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 15.994512][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.994513][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 15.994515][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.994516][ C1] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.994519][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.994520][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 15.994522][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.994524][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 15.994526][ C1] ? gro_cell_poll (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/gro_cells.c:68 (discriminator 2)) [ 15.994528][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 15.994530][ C1] __napi_poll (net/core/dev.c:7787) [ 15.994532][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 15.994535][ C1] ? __napi_poll (./include/net/gro.h:507) [ 15.994537][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.994540][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.994542][ C1] handle_softirqs (kernel/softirq.c:645) [ 15.994544][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 15.994545][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994547][ C1] ? trace_csd_function_exit (./include/trace/events/csd.h:64 (discriminator 22)) [ 15.994548][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 15.994550][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 15.994551][ C1] [ 15.994552][ C1] [ 15.994553][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 15.994554][ C1] __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)) [ 15.994556][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.994558][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 15.994559][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 15.994561][ C1] ? vlan_dev_hard_header (./include/linux/netdevice.h:3537 net/8021q/vlan_dev.c:84) 8021q [ 15.994563][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.994565][ C1] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 15.994567][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 15.994569][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 15.994571][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.994572][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.994574][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 15.994576][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 15.994577][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 15.994579][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 15.994580][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.994582][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.994583][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.994585][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 15.994587][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 15.994589][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.994592][ C1] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 15.994593][ C1] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 15.994595][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.994597][ C1] ndisc_send_ns (net/ipv6/ndisc.c:672) [ 15.994598][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.994599][ C1] ? ndisc_router_discovery (net/ipv6/ndisc.c:1317 (discriminator 13)) [ 15.994600][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.994602][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.994603][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 15.994605][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4318) [ 15.994607][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 15.994609][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994611][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994613][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.994614][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.994616][ C1] process_one_work (kernel/workqueue.c:3387) [ 15.994619][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 15.994621][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.994623][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 15.994626][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.994627][ C1] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 15.994629][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.994630][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.994632][ C1] kthread (kernel/kthread.c:436) [ 15.994633][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.994635][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.994636][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 15.994638][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 15.994639][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 15.994641][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.994643][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 27.645084][ T68] softirqs last disabled at (36083): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 27.645089][ T68] Preemption disabled at: | [ 27.645090][ T68] vprintk_emit (kernel/printk/printk.c:2471) | [ 27.645102][ T68] Tainted: [W]=WARN [ 27.645104][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.645106][ T68] Workqueue: netns cleanup_net [ 27.645113][ T68] Call Trace: [ 27.645115][ T68] [ 27.645117][ T68] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.645123][ T68] ? vprintk_emit (kernel/printk/printk.c:2471) [ 27.645126][ T68] __might_resched.cold (kernel/sched/core.c:9234) [ 27.645131][ T68] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 27.645140][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.645145][ T68] __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)) [ 27.645150][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.645153][ T68] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.645158][ T68] ? 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) [ 27.645160][ T68] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.645163][ T68] put_chars (drivers/char/virtio_console.c:1176) [ 27.645166][ T68] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 27.645169][ T68] ? __send_to_port (drivers/char/virtio_console.c:654) [ 27.645172][ T68] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 27.645175][ T68] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 27.645180][ T68] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 27.645182][ T68] ? 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) [ 27.645185][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.645187][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.645190][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.645192][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.645196][ T68] console_emit_next_record (kernel/printk/printk.c:3183) [ 27.645199][ T68] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.645202][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.645205][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.645207][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.645209][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.645212][ T68] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 27.645215][ T68] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.645218][ T68] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.645222][ T68] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.645225][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.645227][ T68] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.645230][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.645232][ T68] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.645234][ T68] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 27.645237][ T68] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 27.645240][ T68] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.645242][ T68] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.645245][ T68] vprintk_emit (kernel/printk/printk.c:2479) [ 27.645248][ T68] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.645251][ T68] ? process_one_work (kernel/workqueue.c:3387) [ 27.645255][ T68] ? kthread (kernel/kthread.c:436) [ 27.645257][ T68] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 27.645260][ T68] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 27.645264][ T68] _printk (kernel/printk/printk.c:2504) [ 27.645268][ T68] ? snapshot_read.cold (user.c:?) [ 27.645272][ T68] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 27.645275][ T68] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 27.645278][ T68] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 27.645281][ T68] ? netdev_notice (net/core/dev.c:13194) [ 27.645284][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.645286][ T68] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 27.645289][ T68] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 27.645292][ T68] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 27.645295][ T68] ? 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) [ 27.645298][ T68] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 27.645302][ T68] dev_set_allmulti (net/core/dev_api.c:315) [ 27.645305][ T68] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 27.645324][ T68] br_dev_delete (net/bridge/br_if.c:387) bridge [ 27.645337][ T68] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 27.645349][ T68] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 27.645353][ T68] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 27.645356][ T68] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 27.645361][ T68] cleanup_net (net/core/net_namespace.c:706) [ 27.645364][ T68] ? net_passive_dec (./include/linux/llist.h:241) [ 27.645367][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.645370][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.645373][ T68] process_one_work (kernel/workqueue.c:3387) [ 27.645378][ T68] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 27.645380][ T68] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 27.645384][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.645387][ T68] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 27.645391][ T68] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.645393][ T68] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 27.645396][ T68] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.645399][ T68] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.645401][ T68] kthread (kernel/kthread.c:436) [ 27.645403][ T68] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.645406][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 27.645409][ T68] ret_from_fork (arch/x86/kernel/process.c:158) [ 27.645411][ T68] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 27.645414][ T68] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 27.645418][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable do_softirq:vprintk_emit: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 do_softirq:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars