====================================== | [ 10.331333][ T181] softirqs last disabled at (21243): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.331337][ T181] Preemption disabled at: | [ 10.331338][ T181] 0x0 | [ 10.331351][ T181] Tainted: [W]=WARN [ 10.331352][ T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.331355][ T181] Call Trace: [ 10.331357][ T181] [ 10.331359][ T181] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.331367][ T181] __might_resched.cold (kernel/sched/core.c:9234) [ 10.331374][ T181] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.331379][ T181] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.331387][ T181] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.331392][ T181] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.331401][ T181] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.331405][ T181] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.331411][ T181] put_chars (drivers/char/virtio_console.c:1176) [ 10.331416][ T181] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.331418][ T181] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 10.331424][ T181] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.331429][ T181] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.331437][ T181] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.331442][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.331445][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.331454][ T181] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.331460][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.331464][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.331472][ T181] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.331478][ T181] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.331485][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.331489][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.331496][ T181] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.331503][ T181] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.331505][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.331515][ T181] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.331519][ T181] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.331522][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.331525][ T181] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.331532][ T181] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.331535][ T181] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.331540][ T181] vprintk_emit (kernel/printk/printk.c:2479) [ 10.331546][ T181] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.331554][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.331561][ T181] _printk (kernel/printk/printk.c:2504) [ 10.331566][ T181] ? snapshot_read.cold (user.c:?) [ 10.331571][ T181] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.331575][ T181] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.331581][ T181] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.331585][ T181] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.331591][ T181] ? exit_notify (kernel/exit.c:780) [ 10.331593][ T181] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.331598][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.331605][ T181] do_group_exit (kernel/exit.c:1151) [ 10.331610][ T181] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.331614][ T181] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.331617][ T181] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.331621][ T181] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.331627][ T181] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.331630][ T181] RIP: 0033:0x7f49f55fd1b8 [ 10.331634][ T181] Code: Unable to access opcode bytes at 0x7f49f55fd18e. Code starting with the faulting instruction =========================================== [ 10.331636][ T181] RSP: 002b:00007ffe68d32de8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.331639][ T181] RAX: ffffffffffffffda RBX: 00007f49f572df88 RCX: 00007f49f55fd1b8 [ 10.331641][ T181] RDX: 00007f49f5347fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.331642][ T181] RBP: 00007ffe68d32e40 R08: 0000000000000000 R09: 0000000000000050 [ 10.331644][ T181] R10: 00007ffe68d32c00 R11: 0000000000000246 R12: 0000000000000001 [ 10.331645][ T181] R13: 0000000000000000 R14: 00007f49f572c680 R15: 00007f49f572dfa0 | [ 11.466488][ T209] softirqs last disabled at (14314): br_stp_enable_bridge (./include/linux/spinlock.h:353 net/bridge/br_stp_if.c:53) | [ 11.466490][ T209] Preemption disabled at: | [ 11.466491][ T209] 0x0 | [ 11.466501][ T209] Tainted: [W]=WARN [ 11.466502][ T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.466504][ T209] Call Trace: [ 11.466505][ T209] [ 11.466507][ T209] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.466512][ T209] __might_resched.cold (kernel/sched/core.c:9234) [ 11.466517][ T209] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.466521][ T209] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.466526][ T209] __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)) [ 11.466529][ T209] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.466535][ T209] ? 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) [ 11.466537][ T209] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.466541][ T209] put_chars (drivers/char/virtio_console.c:1176) [ 11.466544][ T209] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.466554][ T209] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.466561][ T209] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.466564][ T209] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.466569][ T209] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.466572][ T209] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.466576][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.466580][ T209] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.466584][ T209] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.466587][ T209] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.466589][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.466595][ T209] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.466597][ T209] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.466598][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.466600][ T209] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.466604][ T209] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.466606][ T209] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.466609][ T209] vprintk_emit (kernel/printk/printk.c:2479) [ 11.466612][ T209] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.466618][ T209] _printk (kernel/printk/printk.c:2504) [ 11.466621][ T209] ? snapshot_read.cold (user.c:?) [ 11.466624][ T209] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 11.466627][ T209] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 11.466629][ T209] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.466632][ T209] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.466637][ T209] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 11.466641][ T209] br_init_port (net/bridge/br_stp_if.c:39) [ 11.466643][ T209] br_stp_enable_bridge (net/bridge/br_stp_if.c:93 net/bridge/br_stp_if.c:62) [ 11.466647][ T209] br_dev_open (net/bridge/br_device.c:170) [ 11.466650][ T209] __dev_open (net/core/dev.c:1724) [ 11.466654][ T209] ? netif_state_change (./include/net/netdev_lock.h:33) [ 11.466657][ T209] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 11.466661][ T209] __dev_change_flags (net/core/dev.c:9812) [ 11.466664][ T209] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 11.466666][ T209] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.466669][ T209] ? __kernel_text_address (kernel/extable.c:79) [ 11.466671][ T209] ? write_profile (profile.c:?) [ 11.466675][ T209] netif_change_flags (net/core/dev.c:9877) [ 11.466679][ T209] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 11.466683][ T209] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.466685][ T209] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.466687][ T209] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.466690][ T209] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.466693][ T209] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.466696][ T209] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.466698][ T209] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.466701][ T209] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.466703][ T209] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.466704][ T209] ? kasan_save_track (mm/kasan/common.c:78) [ 11.466706][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.466708][ T209] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 11.466711][ T209] ? ___sys_sendmsg (net/socket.c:2757) [ 11.466716][ T209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.466718][ T209] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.466721][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.466723][ T209] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.466725][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.466726][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.466728][ T209] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.466731][ T209] ? __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) [ 11.466733][ T209] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.466735][ T209] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.466739][ T209] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.466744][ T209] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.466749][ T209] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.466755][ T209] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.466758][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.466762][ T209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.466764][ T209] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.466767][ T209] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.466769][ T209] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.466773][ T209] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.466776][ T209] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.466779][ T209] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.466781][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.466786][ T209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.466788][ T209] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.466791][ T209] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.466793][ T209] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.466797][ T209] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.466803][ T209] ? 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)) [ 11.466804][ T209] ? 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)) [ 11.466809][ T209] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.466813][ T209] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.466815][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.466820][ T209] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.466823][ T209] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.466827][ T209] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.466833][ T209] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.466835][ T209] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.466837][ T209] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.466839][ T209] ? move_addr_to_kernel (net/socket.c:258) [ 11.466846][ T209] ___sys_sendmsg (net/socket.c:2767) [ 11.466848][ T209] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.466867][ T209] __sys_sendmsg (net/socket.c:2799) [ 11.466870][ T209] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.466876][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.466879][ T209] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.466881][ T209] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.466884][ T209] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.466886][ T209] RIP: 0033:0x7f205273754e [ 11.466888][ T209] 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 [ 11.466890][ T209] RSP: 002b:00007ffc642d06e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.466892][ T209] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f205273754e [ 11.466894][ T209] RDX: 0000000000000000 RSI: 00007ffc642d0790 RDI: 0000000000000005 [ 11.466895][ T209] RBP: 00007ffc642d06f0 R08: 0000000000000000 R09: 0000000000000000 [ 11.466895][ T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9100f5 [ 11.466896][ T209] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc642d0e60 | [ 15.178868][ T75] softirqs last disabled at (48104): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 15.178875][ T75] Preemption disabled at: | [ 15.178876][ T75] 0x0 | [ 15.178887][ T75] Tainted: [W]=WARN [ 15.178888][ T75] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.178889][ T75] Workqueue: events_unbound linkwatch_event [ 15.178893][ T75] Call Trace: [ 15.178895][ T75] [ 15.178897][ T75] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.178902][ T75] __might_resched.cold (kernel/sched/core.c:9234) [ 15.178907][ T75] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.178910][ T75] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.178916][ T75] __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)) [ 15.178918][ T75] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.178924][ T75] ? 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) [ 15.178926][ T75] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.178930][ T75] put_chars (drivers/char/virtio_console.c:1176) [ 15.178933][ T75] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 15.178935][ T75] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.178936][ T75] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.178941][ T75] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.178947][ T75] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.178954][ T75] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.178957][ T75] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.178959][ T75] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.178963][ T75] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.178967][ T75] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.178971][ T75] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.178973][ T75] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.178978][ T75] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.178981][ T75] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.178983][ T75] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.178989][ T75] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.178991][ T75] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.178993][ T75] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.178994][ T75] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.178998][ T75] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.179000][ T75] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.179003][ T75] vprintk_emit (kernel/printk/printk.c:2479) [ 15.179007][ T75] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.179008][ T75] ? fib6_ifup (net/ipv6/route.c:4905) [ 15.179011][ T75] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.179013][ T75] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.179015][ T75] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.179020][ T75] _printk (kernel/printk/printk.c:2504) [ 15.179024][ T75] ? snapshot_read.cold (user.c:?) [ 15.179026][ T75] ? down_read_nested (./arch/x86/include/asm/atomic64_64.h:20 ./include/linux/atomic/atomic-arch-fallback.h:2629 ./include/linux/atomic/atomic-long.h:79 ./include/linux/atomic/atomic-instrumented.h:3224 kernel/locking/rwsem.c:177 kernel/locking/rwsem.c:182 kernel/locking/rwsem.c:257 kernel/locking/rwsem.c:1290 kernel/locking/rwsem.c:1304 kernel/locking/rwsem.c:1710) [ 15.179033][ T75] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 15.179037][ T75] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 15.179041][ T75] br_port_carrier_check (net/bridge/br_if.c:95) [ 15.179045][ T75] br_device_event (net/bridge/br.c:101) [ 15.179048][ T75] ? packet_sendmsg_spkt (af_packet.c:?) [ 15.179054][ T75] notifier_call_chain (kernel/notifier.c:85) [ 15.179061][ T75] netif_state_change (net/core/dev.c:1625) [ 15.179064][ T75] ? dev_deactivate (net/sched/sch_generic.c:1429) [ 15.179068][ T75] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.179072][ T75] ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76) [ 15.179074][ T75] ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166) [ 15.179077][ T75] __linkwatch_run_queue (net/core/link_watch.c:240) [ 15.179080][ T75] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.179083][ T75] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.179088][ T75] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 15.179091][ T75] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 15.179094][ T75] process_one_work (kernel/workqueue.c:3387) [ 15.179101][ T75] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 15.179103][ T75] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.179111][ T75] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 15.179117][ T75] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.179119][ T75] kthread (kernel/kthread.c:436) [ 15.179122][ T75] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.179125][ T75] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.179128][ T75] ret_from_fork (arch/x86/kernel/process.c:158) [ 15.179133][ T75] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 15.179136][ T75] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 15.179140][ T75] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.179143][ T75] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.505122][ T244] softirqs last disabled at (24710): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) | [ 16.505124][ T244] Preemption disabled at: | [ 16.505125][ T244] 0x0 | [ 16.505135][ T244] Tainted: [W]=WARN [ 16.505136][ T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.505138][ T244] Call Trace: [ 16.505139][ T244] [ 16.505141][ T244] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.505147][ T244] __might_resched.cold (kernel/sched/core.c:9234) [ 16.505152][ T244] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.505155][ T244] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.505161][ T244] __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)) [ 16.505163][ T244] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.505170][ T244] ? 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) [ 16.505172][ T244] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.505176][ T244] put_chars (drivers/char/virtio_console.c:1176) [ 16.505178][ T244] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 16.505181][ T244] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.505188][ T244] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.505195][ T244] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.505198][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.505203][ T244] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.505206][ T244] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.505210][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.505213][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.505218][ T244] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.505221][ T244] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.505223][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.505228][ T244] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.505231][ T244] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.505232][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.505234][ T244] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.505238][ T244] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.505240][ T244] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.505243][ T244] vprintk_emit (kernel/printk/printk.c:2479) [ 16.505246][ T244] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.505247][ T244] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.505250][ T244] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.505252][ T244] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.505257][ T244] _printk (kernel/printk/printk.c:2504) [ 16.505261][ T244] ? snapshot_read.cold (user.c:?) [ 16.505268][ T244] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 16.505272][ T244] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 16.505276][ T244] br_device_event (net/bridge/br.c:111) [ 16.505278][ T244] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 16.505282][ T244] ? packet_sendmsg_spkt (af_packet.c:?) [ 16.505288][ T244] notifier_call_chain (kernel/notifier.c:85) [ 16.505294][ T244] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 16.505298][ T244] ? netif_change_name (net/core/dev.c:1517) [ 16.505300][ T244] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 16.505303][ T244] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 16.505306][ T244] ? __kernel_text_address (kernel/extable.c:79) [ 16.505308][ T244] ? write_profile (profile.c:?) [ 16.505313][ T244] netif_change_flags (net/core/dev.c:9882) [ 16.505317][ T244] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 16.505321][ T244] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 16.505323][ T244] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 16.505325][ T244] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 16.505327][ T244] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 16.505330][ T244] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.505332][ T244] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.505334][ T244] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.505337][ T244] ? kasan_save_stack (mm/kasan/common.c:58) [ 16.505339][ T244] ? kasan_save_stack (mm/kasan/common.c:57) [ 16.505340][ T244] ? kasan_save_track (mm/kasan/common.c:78) [ 16.505342][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.505345][ T244] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 16.505347][ T244] ? ___sys_sendmsg (net/socket.c:2757) [ 16.505352][ T244] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.505354][ T244] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 16.505357][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.505359][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.505361][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.505362][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.505364][ T244] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 16.505367][ T244] ? __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) [ 16.505368][ T244] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 16.505370][ T244] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 16.505374][ T244] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 16.505379][ T244] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 16.505385][ T244] rtnl_newlink (net/core/rtnetlink.c:4215) [ 16.505391][ T244] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 16.505393][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.505398][ T244] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.505400][ T244] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.505402][ T244] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 16.505404][ T244] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.505408][ T244] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 16.505411][ T244] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 16.505415][ T244] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.505417][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.505421][ T244] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.505423][ T244] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.505427][ T244] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 16.505429][ T244] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.505432][ T244] ? netlink_ack (./include/linux/skbuff.h:2718) [ 16.505439][ T244] ? 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)) [ 16.505440][ T244] ? 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)) [ 16.505445][ T244] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 16.505448][ T244] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.505451][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.505455][ T244] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 16.505459][ T244] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.505463][ T244] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 16.505469][ T244] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 16.505471][ T244] ? copy_msghdr_from_user (net/socket.c:2650) [ 16.505473][ T244] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 16.505474][ T244] ? move_addr_to_kernel (net/socket.c:258) [ 16.505482][ T244] ___sys_sendmsg (net/socket.c:2767) [ 16.505484][ T244] ? copy_msghdr_from_user (net/socket.c:2619) [ 16.505500][ T244] __sys_sendmsg (net/socket.c:2799) [ 16.505502][ T244] ? __sys_sendmsg_sock (net/socket.c:2780) [ 16.505508][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.505512][ T244] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.505513][ T244] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.505517][ T244] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.505519][ T244] RIP: 0033:0x7fab5a55d54e [ 16.505522][ T244] 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 [ 16.505524][ T244] RSP: 002b:00007ffe0083fc20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 16.505526][ T244] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fab5a55d54e [ 16.505528][ T244] RDX: 0000000000000000 RSI: 00007ffe0083fcd0 RDI: 0000000000000005 [ 16.505529][ T244] RBP: 00007ffe0083fc30 R08: 0000000000000000 R09: 0000000000000000 [ 16.505529][ T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9100fa [ 16.505530][ T244] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe008403a0 | [ 20.130076][ T58] softirqs last disabled at (11082): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 20.130080][ T58] Preemption disabled at: | [ 20.130081][ T58] 0x0 | [ 20.130095][ T58] Tainted: [W]=WARN [ 20.130096][ T58] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.130099][ T58] Workqueue: events_unbound linkwatch_event [ 20.130103][ T58] Call Trace: [ 20.130106][ T58] [ 20.130108][ T58] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.130115][ T58] __might_resched.cold (kernel/sched/core.c:9234) [ 20.130122][ T58] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.130127][ T58] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 20.130135][ T58] __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)) [ 20.130139][ T58] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.130149][ T58] ? 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) [ 20.130152][ T58] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.130158][ T58] put_chars (drivers/char/virtio_console.c:1176) [ 20.130163][ T58] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.130169][ T58] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 20.130179][ T58] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.130190][ T58] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.130195][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.130200][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.130208][ T58] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.130215][ T58] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.130222][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.130226][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.130234][ T58] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.130241][ T58] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.130243][ T58] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.130254][ T58] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.130258][ T58] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.130261][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.130264][ T58] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 20.130271][ T58] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.130274][ T58] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.130280][ T58] vprintk_emit (kernel/printk/printk.c:2479) [ 20.130286][ T58] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.130290][ T58] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.130293][ T58] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 20.130297][ T58] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 20.130305][ T58] _printk (kernel/printk/printk.c:2504) [ 20.130310][ T58] ? snapshot_read.cold (user.c:?) [ 20.130320][ T58] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.130327][ T58] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 20.130334][ T58] br_init_port (net/bridge/br_stp_if.c:39) [ 20.130339][ T58] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 20.130342][ T58] br_port_carrier_check (net/bridge/br_if.c:90) [ 20.130349][ T58] br_device_event (net/bridge/br.c:101) [ 20.130352][ T58] ? fib6_ifdown (net/ipv6/route.c:4976) [ 20.130357][ T58] ? packet_sendmsg_spkt (af_packet.c:?) [ 20.130368][ T58] notifier_call_chain (kernel/notifier.c:85) [ 20.130379][ T58] netif_state_change (net/core/dev.c:1625) [ 20.130386][ T58] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 20.130395][ T58] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 20.130399][ T58] __linkwatch_run_queue (net/core/link_watch.c:240) [ 20.130405][ T58] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 20.130410][ T58] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.130418][ T58] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 20.130422][ T58] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 20.130429][ T58] process_one_work (kernel/workqueue.c:3387) [ 20.130441][ T58] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 20.130446][ T58] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.130461][ T58] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 20.130468][ T58] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.130471][ T58] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 20.130476][ T58] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.130480][ T58] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.130483][ T58] kthread (kernel/kthread.c:436) [ 20.130486][ T58] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.130491][ T58] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.130496][ T58] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.130503][ T58] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 20.130509][ T58] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.130514][ T58] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.130520][ T58] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 32.124702][ C1] softirqs last disabled at (657229): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 32.124705][ C1] Preemption disabled at: | [ 32.124706][ C1] 0x0 | [ 32.124719][ C1] Tainted: [W]=WARN [ 32.124721][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.124723][ C1] Call Trace: [ 32.124726][ C1] [ 32.124729][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.124735][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 32.124740][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.124744][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.124749][ 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)) [ 32.124754][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.124757][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.124763][ 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) [ 32.124765][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.124768][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 32.124772][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.124774][ C1] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 32.124778][ C1] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 32.124780][ C1] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 32.124784][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.124790][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.124793][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.124795][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.124797][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.124799][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.124803][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.124806][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.124808][ C1] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 32.124811][ C1] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 32.124815][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.124817][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.124819][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.124822][ C1] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 32.124825][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.124828][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.124832][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.124834][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.124837][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.124839][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.124841][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.124843][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.124847][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.124850][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.124853][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 32.124856][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.124858][ C1] ? common_startup_64 (arch/x86/kernel/head_64.S:418) [ 32.124864][ C1] _printk (kernel/printk/printk.c:2504) [ 32.124868][ C1] ? snapshot_read.cold (user.c:?) [ 32.124870][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 32.124875][ C1] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 32.124878][ C1] ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723) [ 32.124881][ C1] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1)) [ 32.124885][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 32.124890][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 32.124893][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 32.124896][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 32.124900][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.124903][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 32.124907][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.124909][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.124912][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 32.124915][ C1] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 32.124917][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 32.124920][ C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 32.124923][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 32.124925][ C1] call_timer_fn (kernel/time/timer.c:1748) [ 32.124929][ C1] ? detach_if_pending (./include/linux/list.h:1159) [ 32.124931][ C1] ? debug_object_active_state (lib/debugobjects.c:1122) [ 32.124935][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.124938][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.124941][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.124944][ C1] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 32.124946][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 32.124949][ C1] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 32.124952][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.124956][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.124960][ C1] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 32.124962][ C1] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 32.124969][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.124973][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.124975][ C1] handle_softirqs (kernel/softirq.c:645) [ 32.124979][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.124982][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 32.124985][ C1] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 32.124988][ C1] irq_exit_rcu (kernel/softirq.c:784) [ 32.124991][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 32.124995][ C1] [ 32.124996][ C1] [ 32.124997][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 32.125000][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 32.125003][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 32.125007][ C1] Code: 48 8b 3d 94 12 09 02 e8 1f 00 00 00 48 2b 05 58 a3 a6 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 56 1b 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 12 09 02 mov 0x2091294(%rip),%rdi # 0x209129b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 a3 a6 00 sub 0xa6a358(%rip),%rax # 0xa6a36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 56 1b 00 verw 0x1b5613(%rip) # 0x1b563b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 32.125009][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 32.125013][ C1] RAX: 00000000000a074b RBX: ff11000001bf2380 RCX: ffffffff994fa307 [ 32.125015][ C1] RDX: ff11000001bf2380 RSI: ffffffff9c4a7f75 RDI: ffffffff9be8f560 [ 32.125017][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 32.125019][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 32.125020][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 32.125023][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 32.125028][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 32.125031][ C1] default_idle_call (kernel/sched/idle.c:122) [ 32.125033][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 32.125036][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 32.125039][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 32.125043][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.125045][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.125048][ C1] do_idle (kernel/sched/idle.c:355) [ 32.125051][ C1] cpu_startup_entry (kernel/sched/idle.c:454) [ 32.125053][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 32.125056][ C1] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 32.125060][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 32.214125][ C1] | [ 32.214305][ C1] | [ 32.214305][ C1] stack backtrace: | [ 32.214566][ C1] Tainted: [W]=WARN [ 32.214568][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.214570][ C1] Call Trace: [ 32.214572][ C1] [ 32.214574][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.214580][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 32.214584][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 32.214590][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 32.214593][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 32.214596][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 32.214600][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.214603][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 32.214607][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.214610][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.214614][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 32.214616][ C1] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 32.214619][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 32.214621][ C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 32.214624][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 32.214627][ C1] call_timer_fn (kernel/time/timer.c:1748) [ 32.214630][ C1] ? detach_if_pending (./include/linux/list.h:1159) [ 32.214632][ C1] ? debug_object_active_state (lib/debugobjects.c:1122) [ 32.214636][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.214639][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.214642][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.214645][ C1] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 32.214647][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 32.214651][ C1] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 32.214653][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.214658][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.214661][ C1] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 32.214664][ C1] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 32.214666][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.214670][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.214672][ C1] handle_softirqs (kernel/softirq.c:645) [ 32.214676][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.214678][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 32.214682][ C1] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 32.214685][ C1] irq_exit_rcu (kernel/softirq.c:784) [ 32.214687][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 32.214690][ C1] [ 32.214691][ C1] [ 32.214692][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 32.214695][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 32.214698][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 32.214701][ C1] Code: 48 8b 3d 94 12 09 02 e8 1f 00 00 00 48 2b 05 58 a3 a6 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 56 1b 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 12 09 02 mov 0x2091294(%rip),%rdi # 0x209129b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 a3 a6 00 sub 0xa6a358(%rip),%rax # 0xa6a36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 56 1b 00 verw 0x1b5613(%rip) # 0x1b563b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 32.214704][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 32.214707][ C1] RAX: 00000000000a074b RBX: ff11000001bf2380 RCX: ffffffff994fa307 [ 32.214709][ C1] RDX: ff11000001bf2380 RSI: ffffffff9c4a7f75 RDI: ffffffff9be8f560 [ 32.214711][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 32.214713][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 32.214714][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 32.214717][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 32.214721][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 32.214723][ C1] default_idle_call (kernel/sched/idle.c:122) [ 32.214726][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 32.214729][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 32.214732][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 32.214736][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.214738][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.214741][ C1] do_idle (kernel/sched/idle.c:355) [ 32.214743][ C1] cpu_startup_entry (kernel/sched/idle.c:454) [ 32.214746][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 32.214749][ C1] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 32.214753][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 64.586851][ T75] softirqs last disabled at (73629): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 64.586853][ T75] Preemption disabled at: | [ 64.586854][ T75] 0x0 | [ 64.586864][ T75] Tainted: [W]=WARN [ 64.586864][ T75] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.586866][ T75] Workqueue: events_unbound linkwatch_event [ 64.586873][ T75] Call Trace: [ 64.586875][ T75] [ 64.586876][ T75] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 64.586881][ T75] __might_resched.cold (kernel/sched/core.c:9234) [ 64.586884][ T75] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 64.586887][ T75] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.586890][ T75] __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)) [ 64.586894][ T75] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 64.586897][ T75] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 64.586901][ T75] ? 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) [ 64.586902][ T75] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 64.586904][ T75] put_chars (drivers/char/virtio_console.c:1176) [ 64.586907][ T75] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 64.586909][ T75] ? __send_to_port (drivers/char/virtio_console.c:654) [ 64.586911][ T75] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 64.586913][ T75] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 64.586915][ T75] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 64.586919][ T75] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 64.586921][ T75] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.586922][ T75] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 64.586925][ T75] console_emit_next_record (kernel/printk/printk.c:3183) [ 64.586927][ T75] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 64.586928][ T75] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 64.586930][ T75] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 64.586932][ T75] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.586933][ T75] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.586935][ T75] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.586936][ T75] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 64.586938][ T75] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 64.586939][ T75] console_flush_one_record (kernel/printk/printk.c:3268) [ 64.586941][ T75] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 64.586943][ T75] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 64.586944][ T75] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 64.586946][ T75] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 64.586947][ T75] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.586949][ T75] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 64.586950][ T75] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 64.586952][ T75] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 64.586954][ T75] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 64.586956][ T75] ? vprintk_emit (kernel/printk/printk.c:2478) [ 64.586958][ T75] vprintk_emit (kernel/printk/printk.c:2479) [ 64.586959][ T75] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 64.586961][ T75] ? do_raw_write_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qrwlock.h:98 kernel/locking/spinlock_debug.c:211) [ 64.586962][ T75] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 64.586963][ T75] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.586965][ T75] _printk (kernel/printk/printk.c:2504) [ 64.586968][ T75] ? snapshot_read.cold (user.c:?) [ 64.586970][ T75] ? fib6_info_destroy_rcu (net/ipv6/ip6_fib.c:172 (discriminator 1)) [ 64.586972][ T75] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.586974][ T75] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 64.586977][ T75] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 64.586979][ T75] br_port_carrier_check (net/bridge/br_if.c:95) [ 64.586982][ T75] br_device_event (net/bridge/br.c:101) [ 64.586985][ T75] ? packet_sendmsg_spkt (af_packet.c:?) [ 64.586987][ T75] ? addrconf_notify (net/ipv6/addrconf.c:3749) [ 64.586990][ T75] notifier_call_chain (kernel/notifier.c:85) [ 64.586993][ T75] netif_state_change (net/core/dev.c:1625) [ 64.586996][ T75] ? dev_deactivate (net/sched/sch_generic.c:1429) [ 64.586999][ T75] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 64.587000][ T75] ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76) [ 64.587003][ T75] ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166) [ 64.587004][ T75] __linkwatch_run_queue (net/core/link_watch.c:240) [ 64.587007][ T75] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 64.587009][ T75] ? debug_object_active_state (lib/debugobjects.c:1122) [ 64.587012][ T75] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 64.587014][ T75] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 64.587017][ T75] process_one_work (kernel/workqueue.c:3387) [ 64.587020][ T75] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 64.587021][ T75] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 64.587023][ T75] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 64.587025][ T75] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 64.587028][ T75] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 64.587029][ T75] kthread (kernel/kthread.c:436) [ 64.587031][ T75] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.587034][ T75] ? kthread_affine_preferred (kernel/kthread.c:857) [ 64.587036][ T75] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.587039][ T75] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 64.587041][ T75] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.587044][ T75] ? kthread_affine_preferred (kernel/kthread.c:857) [ 64.587046][ T75] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.836838][ T69] softirqs last disabled at (0): 0x0 | [ 65.836842][ T69] Preemption disabled at: | [ 65.836843][ T69] vprintk_emit (kernel/printk/printk.c:2471) | [ 65.836856][ T69] Tainted: [W]=WARN [ 65.836858][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.836860][ T69] Workqueue: bond0 bond_mii_monitor [ 65.836867][ T69] Call Trace: [ 65.836869][ T69] [ 65.836870][ T69] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 65.836876][ T69] ? vprintk_emit (kernel/printk/printk.c:2471) [ 65.836879][ T69] __might_resched.cold (kernel/sched/core.c:9234) [ 65.836884][ T69] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 65.836887][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.836892][ T69] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 65.836896][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 65.836899][ T69] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.836905][ T69] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 65.836907][ T69] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.836910][ T69] put_chars (drivers/char/virtio_console.c:1176) [ 65.836914][ T69] ? __send_to_port (drivers/char/virtio_console.c:654) [ 65.836916][ T69] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 65.836919][ T69] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 65.836921][ T69] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 65.836925][ T69] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 65.836931][ T69] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 65.836934][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 65.836936][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.836938][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.836940][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.836944][ T69] console_emit_next_record (kernel/printk/printk.c:3183) [ 65.836947][ T69] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 65.836949][ T69] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 65.836952][ T69] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 65.836955][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.836957][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.836959][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.836961][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.836964][ T69] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 65.836966][ T69] console_flush_one_record (kernel/printk/printk.c:3268) [ 65.836969][ T69] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 65.836973][ T69] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 65.836975][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.836978][ T69] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 65.836979][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.836981][ T69] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 65.836984][ T69] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 65.836986][ T69] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 65.836989][ T69] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 65.836992][ T69] ? vprintk_emit (kernel/printk/printk.c:2478) [ 65.836995][ T69] vprintk_emit (kernel/printk/printk.c:2479) [ 65.836998][ T69] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 65.837000][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.837002][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.837004][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.837007][ T69] _printk (kernel/printk/printk.c:2504) [ 65.837011][ T69] ? snapshot_read.cold (user.c:?) [ 65.837014][ T69] ? bond_slave_netdev_event.isra.0 (drivers/net/bonding/bond_main.c:3963 (discriminator 1)) [ 65.837016][ T69] ? failover_register (net/core/failover.c:272) [ 65.837021][ T69] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 65.837024][ T69] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 65.837027][ T69] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 65.837029][ T69] ? netdev_notice (net/core/dev.c:13194) [ 65.837032][ T69] ? netdev_offload_xstats_get (net/core/dev.c:9434) [ 65.837036][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.837038][ T69] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.837042][ T69] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 65.837045][ T69] bond_miimon_commit.cold (drivers/net/bonding/bond_main.c:2855) [ 65.837051][ T69] ? bond_arp_monitor (drivers/net/bonding/bond_main.c:3901) [ 65.837053][ T69] ? wait_for_completion_io (kernel/sched/completion.c:98 (discriminator 8) kernel/sched/completion.c:121 (discriminator 8) kernel/sched/completion.c:138 (discriminator 8) kernel/sched/completion.c:186 (discriminator 8)) [ 65.837055][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.837057][ T69] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 65.837060][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.837062][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.837065][ T69] bond_mii_monitor (drivers/net/bonding/bond_main.c:2927) [ 65.837067][ T69] ? bond_miimon_commit (drivers/net/bonding/bond_main.c:2850) [ 65.837069][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.837072][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.837074][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.837077][ T69] ? process_one_work (kernel/workqueue.c:3386) [ 65.837080][ T69] process_one_work (kernel/workqueue.c:3387) [ 65.837083][ T69] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 65.837087][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 65.837090][ T69] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 65.837094][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 65.837096][ T69] kthread (kernel/kthread.c:436) [ 65.837099][ T69] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.837102][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) [ 65.837110][ T69] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.837114][ T69] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 65.837117][ T69] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.837121][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) [ 65.837123][ T69] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 66.996285][ T95] softirqs last disabled at (62556): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 66.996288][ T95] Preemption disabled at: | [ 66.996288][ T95] 0x0 | [ 66.996298][ T95] Tainted: [W]=WARN [ 66.996299][ T95] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.996301][ T95] Workqueue: events_unbound linkwatch_event [ 66.996308][ T95] Call Trace: [ 66.996309][ T95] [ 66.996310][ T95] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 66.996316][ T95] __might_resched.cold (kernel/sched/core.c:9234) [ 66.996319][ T95] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 66.996323][ T95] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 66.996326][ T95] ? record_print_text (kernel/printk/printk.c:1467) [ 66.996329][ T95] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.996332][ T95] __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)) [ 66.996336][ T95] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 66.996337][ T95] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 66.996341][ T95] ? 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) [ 66.996343][ T95] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 66.996345][ T95] put_chars (drivers/char/virtio_console.c:1176) [ 66.996348][ T95] ? __send_to_port (drivers/char/virtio_console.c:654) [ 66.996350][ T95] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 66.996352][ T95] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 66.996357][ T95] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 66.996359][ T95] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.996360][ T95] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.996361][ T95] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.996364][ T95] console_emit_next_record (kernel/printk/printk.c:3183) [ 66.996366][ T95] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 66.996368][ T95] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 66.996369][ T95] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 66.996371][ T95] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.996372][ T95] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.996373][ T95] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.996374][ T95] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.996376][ T95] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 66.996378][ T95] console_flush_one_record (kernel/printk/printk.c:3268) [ 66.996380][ T95] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 66.996382][ T95] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 66.996383][ T95] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.996385][ T95] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 66.996387][ T95] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.996388][ T95] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 66.996390][ T95] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 66.996391][ T95] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 66.996393][ T95] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 66.996395][ T95] ? vprintk_emit (kernel/printk/printk.c:2478) [ 66.996396][ T95] vprintk_emit (kernel/printk/printk.c:2479) [ 66.996398][ T95] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 66.996400][ T95] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 66.996401][ T95] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.996403][ T95] _printk (kernel/printk/printk.c:2504) [ 66.996406][ T95] ? snapshot_read.cold (user.c:?) [ 66.996407][ T95] ? netif_get_link_ksettings (net/ethtool/ioctl.c:450) [ 66.996410][ T95] ? port_cost (net/bridge/br_if.c:40) [ 66.996413][ T95] ? br_multicast_flood (??:?) [ 66.996416][ T95] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 66.996418][ T95] br_init_port (net/bridge/br_stp_if.c:39) [ 66.996420][ T95] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 66.996422][ T95] br_port_carrier_check (net/bridge/br_if.c:90) [ 66.996424][ T95] br_device_event (net/bridge/br.c:101) [ 66.996426][ T95] ? fib6_ifdown (net/ipv6/route.c:4976) [ 66.996429][ T95] ? packet_sendmsg_spkt (af_packet.c:?) [ 66.996431][ T95] ? addrconf_notify (net/ipv6/addrconf.c:3764) [ 66.996433][ T95] notifier_call_chain (kernel/notifier.c:85) [ 66.996436][ T95] netif_state_change (net/core/dev.c:1625) [ 66.996439][ T95] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 66.996441][ T95] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 66.996443][ T95] __linkwatch_run_queue (net/core/link_watch.c:240) [ 66.996445][ T95] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.996447][ T95] ? debug_object_active_state (lib/debugobjects.c:1122) [ 66.996451][ T95] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 66.996453][ T95] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 66.996455][ T95] process_one_work (kernel/workqueue.c:3387) [ 66.996458][ T95] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 66.996460][ T95] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 66.996462][ T95] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 66.996464][ T95] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 66.996466][ T95] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 66.996467][ T95] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 66.996469][ T95] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 66.996471][ T95] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 66.996472][ T95] kthread (kernel/kthread.c:436) [ 66.996474][ T95] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 66.996477][ T95] ? kthread_affine_preferred (kernel/kthread.c:857) [ 66.996479][ T95] ret_from_fork (arch/x86/kernel/process.c:158) [ 66.996482][ T95] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 66.996484][ T95] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 66.996487][ T95] ? kthread_affine_preferred (kernel/kthread.c:857) [ 66.996489][ T95] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 70.316954][ T58] softirqs last disabled at (32324): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 70.316956][ T58] Preemption disabled at: | [ 70.316957][ T58] 0x0 | [ 70.316967][ T58] Tainted: [W]=WARN [ 70.316968][ T58] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.316970][ T58] Workqueue: events_unbound linkwatch_event [ 70.316976][ T58] Call Trace: [ 70.316978][ T58] [ 70.316979][ T58] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 70.316984][ T58] __might_resched.cold (kernel/sched/core.c:9234) [ 70.316987][ T58] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 70.316991][ T58] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 70.316994][ T58] ? record_print_text (kernel/printk/printk.c:1467) [ 70.316998][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.317001][ T58] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 70.317004][ T58] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 70.317006][ T58] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 70.317010][ T58] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 70.317012][ T58] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 70.317014][ T58] put_chars (drivers/char/virtio_console.c:1176) [ 70.317017][ T58] ? __send_to_port (drivers/char/virtio_console.c:654) [ 70.317019][ T58] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 70.317021][ T58] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 70.317025][ T58] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 70.317027][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.317028][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.317030][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.317032][ T58] console_emit_next_record (kernel/printk/printk.c:3183) [ 70.317035][ T58] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 70.317036][ T58] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 70.317038][ T58] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 70.317039][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.317040][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.317041][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.317043][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.317045][ T58] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 70.317046][ T58] console_flush_one_record (kernel/printk/printk.c:3268) [ 70.317048][ T58] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 70.317050][ T58] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 70.317052][ T58] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.317053][ T58] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 70.317054][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.317056][ T58] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 70.317057][ T58] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 70.317059][ T58] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 70.317061][ T58] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 70.317062][ T58] ? vprintk_emit (kernel/printk/printk.c:2478) [ 70.317064][ T58] vprintk_emit (kernel/printk/printk.c:2479) [ 70.317066][ T58] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 70.317067][ T58] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 70.317069][ T58] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.317070][ T58] _printk (kernel/printk/printk.c:2504) [ 70.317073][ T58] ? snapshot_read.cold (user.c:?) [ 70.317075][ T58] ? netif_get_link_ksettings (net/ethtool/ioctl.c:450) [ 70.317078][ T58] ? port_cost (net/bridge/br_if.c:40) [ 70.317081][ T58] ? br_multicast_flood (??:?) [ 70.317083][ T58] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 70.317085][ T58] br_init_port (net/bridge/br_stp_if.c:39) [ 70.317088][ T58] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 70.317089][ T58] br_port_carrier_check (net/bridge/br_if.c:90) [ 70.317092][ T58] br_device_event (net/bridge/br.c:101) [ 70.317094][ T58] ? fib6_ifdown (net/ipv6/route.c:4976) [ 70.317097][ T58] ? packet_sendmsg_spkt (af_packet.c:?) [ 70.317099][ T58] ? addrconf_notify (net/ipv6/addrconf.c:3764) [ 70.317101][ T58] notifier_call_chain (kernel/notifier.c:85) [ 70.317104][ T58] netif_state_change (net/core/dev.c:1625) [ 70.317107][ T58] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 70.317109][ T58] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 70.317111][ T58] __linkwatch_run_queue (net/core/link_watch.c:240) [ 70.317113][ T58] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.317115][ T58] ? debug_object_active_state (lib/debugobjects.c:1122) [ 70.317123][ T58] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 70.317125][ T58] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 70.317127][ T58] process_one_work (kernel/workqueue.c:3387) [ 70.317131][ T58] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 70.317132][ T58] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 70.317135][ T58] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 70.317137][ T58] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 70.317138][ T58] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 70.317140][ T58] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 70.317142][ T58] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 70.317143][ T58] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 70.317144][ T58] kthread (kernel/kthread.c:436) [ 70.317146][ T58] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 70.317149][ T58] ? kthread_affine_preferred (kernel/kthread.c:857) [ 70.317151][ T58] ret_from_fork (arch/x86/kernel/process.c:158) [ 70.317154][ T58] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 70.317156][ T58] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 70.317159][ T58] ? kthread_affine_preferred (kernel/kthread.c:857) [ 70.317161][ T58] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.808090][ T69] softirqs last disabled at (0): 0x0 | [ 114.808093][ T69] Preemption disabled at: | [ 114.808094][ T69] vprintk_emit (kernel/printk/printk.c:2471) | [ 114.808104][ T69] Tainted: [W]=WARN [ 114.808105][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.808107][ T69] Workqueue: netns cleanup_net [ 114.808113][ T69] Call Trace: [ 114.808114][ T69] [ 114.808116][ T69] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 114.808120][ T69] ? vprintk_emit (kernel/printk/printk.c:2471) [ 114.808122][ T69] __might_resched.cold (kernel/sched/core.c:9234) [ 114.808126][ T69] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 114.808129][ T69] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 114.808132][ T69] ? record_print_text (kernel/printk/printk.c:1467) [ 114.808134][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.808137][ T69] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 114.808140][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.808142][ T69] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 114.808146][ T69] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 114.808148][ T69] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 114.808150][ T69] put_chars (drivers/char/virtio_console.c:1176) [ 114.808153][ T69] ? __send_to_port (drivers/char/virtio_console.c:654) [ 114.808155][ T69] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 114.808157][ T69] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 114.808161][ T69] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 114.808163][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.808164][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.808166][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.808169][ T69] console_emit_next_record (kernel/printk/printk.c:3183) [ 114.808171][ T69] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 114.808172][ T69] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 114.808174][ T69] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 114.808175][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.808176][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.808177][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.808179][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.808181][ T69] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 114.808182][ T69] console_flush_one_record (kernel/printk/printk.c:3268) [ 114.808184][ T69] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 114.808186][ T69] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 114.808187][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.808189][ T69] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 114.808190][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.808192][ T69] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 114.808193][ T69] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 114.808195][ T69] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 114.808197][ T69] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 114.808198][ T69] ? vprintk_emit (kernel/printk/printk.c:2478) [ 114.808200][ T69] vprintk_emit (kernel/printk/printk.c:2479) [ 114.808202][ T69] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 114.808203][ T69] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 114.808205][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.808206][ T69] _printk (kernel/printk/printk.c:2504) [ 114.808209][ T69] ? snapshot_read.cold (user.c:?) [ 114.808210][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.808212][ T69] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.808215][ T69] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 114.808216][ T69] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 114.808217][ T69] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 114.808220][ T69] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 114.808221][ T69] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 114.808223][ T69] ? netdev_notice (net/core/dev.c:13194) [ 114.808225][ T69] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 114.808228][ T69] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 114.808229][ T69] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 114.808233][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.808235][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.808237][ T69] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 114.808239][ T69] ? ipvlan_port_create (./include/linux/netdevice.h:4516 (discriminator 29) ./include/linux/netdevice.h:4556 (discriminator 29) ./include/linux/netdevice.h:4552 (discriminator 29) drivers/net/ipvlan/ipvlan_main.c:101 (discriminator 29)) [ 114.808241][ T69] ? ipvlan_port_get (./include/linux/rcupdate.h:882 drivers/net/ipvlan/ipvlan_main.c:146) [ 114.808243][ T69] ? ipvlan_port_create (./include/linux/list.h:54 (discriminator 2) drivers/net/ipvlan/ipvlan_main.c:93 (discriminator 2)) [ 114.808244][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.808246][ T69] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 114.808248][ T69] ? packet_sendmsg_spkt (af_packet.c:?) [ 114.808251][ T69] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 114.808253][ T69] ? ip6_route_dev_notify (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/ipv6/route.c:6521 (discriminator 1)) [ 114.808261][ T69] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 114.808263][ T69] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 114.808266][ T69] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 114.808268][ T69] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 114.808270][ T69] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.808272][ T69] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:154 (discriminator 1) net/ipv4/nexthop.c:4172 (discriminator 1)) [ 114.808276][ T69] ops_undo_list (net/core/net_namespace.c:188 net/core/net_namespace.c:249) [ 114.808278][ T69] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 114.808279][ T69] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 114.808283][ T69] cleanup_net (net/core/net_namespace.c:706) [ 114.808284][ T69] ? net_passive_dec (./include/linux/llist.h:241) [ 114.808286][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.808288][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.808289][ T69] process_one_work (kernel/workqueue.c:3387) [ 114.808293][ T69] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 114.808294][ T69] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.808296][ T69] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 114.808299][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 114.808300][ T69] kthread (kernel/kthread.c:436) [ 114.808302][ T69] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.808304][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) [ 114.808306][ T69] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.808309][ T69] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 114.808311][ T69] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.808314][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: br_port_carrier_check:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print br_stp_enable_bridge:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print inet6_fill_ifla6_attrs:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print br_device_event:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print