====================================== | [ 8.904678][ T176] softirqs last disabled at (27988): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 8.904680][ T176] Preemption disabled at: | [ 8.904681][ T176] 0x0 | [ 8.904691][ T176] Tainted: [W]=WARN [ 8.904691][ T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.904693][ T176] Call Trace: [ 8.904695][ T176] [ 8.904696][ T176] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.904702][ T176] __might_resched.cold (kernel/sched/core.c:9234) [ 8.904706][ T176] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 8.904710][ T176] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 8.904715][ T176] __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)) [ 8.904718][ T176] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.904724][ T176] ? 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) [ 8.904726][ T176] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.904730][ T176] put_chars (drivers/char/virtio_console.c:1176) [ 8.904733][ T176] ? __send_to_port (drivers/char/virtio_console.c:654) [ 8.904735][ T176] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 8.904738][ T176] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 8.904741][ T176] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 8.904746][ T176] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 8.904750][ T176] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.904752][ T176] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.904756][ T176] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 8.904760][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.904762][ T176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.904766][ T176] console_emit_next_record (kernel/printk/printk.c:3183) [ 8.904770][ T176] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.904773][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.904775][ T176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.904779][ T176] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.904783][ T176] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.904784][ T176] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.904789][ T176] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.904792][ T176] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.904793][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.904795][ T176] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 8.904799][ T176] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.904800][ T176] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.904803][ T176] vprintk_emit (kernel/printk/printk.c:2479) [ 8.904807][ T176] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.904809][ T176] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.904813][ T176] _printk (kernel/printk/printk.c:2504) [ 8.904817][ T176] ? snapshot_read.cold (user.c:?) [ 8.904819][ T176] ? 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) [ 8.904821][ T176] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.904825][ T176] ? 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) [ 8.904827][ T176] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 8.904830][ T176] ? exit_notify (kernel/exit.c:780) [ 8.904832][ T176] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.904835][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.904838][ T176] do_group_exit (kernel/exit.c:1151) [ 8.904841][ T176] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 8.904843][ T176] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 8.904846][ T176] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 8.904848][ T176] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 8.904852][ T176] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 8.904854][ T176] RIP: 0033:0x7f4666b2e1b8 [ 8.904856][ T176] Code: Unable to access opcode bytes at 0x7f4666b2e18e. Code starting with the faulting instruction =========================================== [ 8.904857][ T176] RSP: 002b:00007ffe0ed6a4f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 8.904859][ T176] RAX: ffffffffffffffda RBX: 00007f4666c5ef88 RCX: 00007f4666b2e1b8 [ 8.904861][ T176] RDX: 00007f4666878fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 8.904862][ T176] RBP: 00007ffe0ed6a550 R08: 0000000000000000 R09: 0000000000000050 [ 8.904862][ T176] R10: 00007ffe0ed6a310 R11: 0000000000000246 R12: 0000000000000001 [ 8.904863][ T176] R13: 0000000000000000 R14: 00007f4666c5d680 R15: 00007f4666c5efa0 | [ 10.027092][ T209] softirqs last disabled at (14942): br_stp_enable_bridge (./include/linux/spinlock.h:353 net/bridge/br_stp_if.c:53) | [ 10.027094][ T209] Preemption disabled at: | [ 10.027095][ T209] 0x0 | [ 10.027105][ T209] Tainted: [W]=WARN [ 10.027106][ T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.027108][ T209] Call Trace: [ 10.027109][ T209] [ 10.027111][ T209] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.027116][ T209] __might_resched.cold (kernel/sched/core.c:9234) [ 10.027121][ T209] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.027125][ 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) [ 10.027130][ 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)) [ 10.027132][ T209] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.027138][ 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) [ 10.027140][ T209] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.027144][ T209] put_chars (drivers/char/virtio_console.c:1176) [ 10.027148][ T209] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.027154][ T209] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.027161][ T209] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.027164][ T209] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.027169][ T209] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.027172][ T209] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.027176][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.027180][ T209] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.027184][ T209] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.027187][ T209] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.027189][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.027194][ T209] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.027197][ T209] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.027198][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.027200][ T209] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.027204][ T209] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.027205][ T209] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.027208][ T209] vprintk_emit (kernel/printk/printk.c:2479) [ 10.027211][ T209] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.027217][ T209] _printk (kernel/printk/printk.c:2504) [ 10.027220][ T209] ? snapshot_read.cold (user.c:?) [ 10.027222][ T209] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.027225][ T209] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 10.027228][ T209] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.027231][ T209] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.027237][ T209] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 10.027240][ T209] br_init_port (net/bridge/br_stp_if.c:39) [ 10.027242][ T209] br_stp_enable_bridge (net/bridge/br_stp_if.c:93 net/bridge/br_stp_if.c:62) [ 10.027246][ T209] br_dev_open (net/bridge/br_device.c:170) [ 10.027249][ T209] __dev_open (net/core/dev.c:1724) [ 10.027252][ T209] ? netif_state_change (./include/net/netdev_lock.h:33) [ 10.027253][ T209] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.027256][ T209] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.027260][ T209] __dev_change_flags (net/core/dev.c:9812) [ 10.027263][ T209] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 10.027265][ T209] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.027268][ T209] ? __kernel_text_address (kernel/extable.c:79) [ 10.027270][ T209] ? write_profile (profile.c:?) [ 10.027274][ T209] netif_change_flags (net/core/dev.c:9877) [ 10.027278][ T209] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 10.027282][ T209] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 10.027284][ T209] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.027286][ T209] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 10.027289][ T209] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.027292][ T209] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.027294][ T209] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.027296][ T209] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.027299][ T209] ? kasan_save_stack (mm/kasan/common.c:58) [ 10.027301][ T209] ? kasan_save_stack (mm/kasan/common.c:57) [ 10.027302][ T209] ? kasan_save_track (mm/kasan/common.c:78) [ 10.027305][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.027307][ T209] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 10.027310][ T209] ? ___sys_sendmsg (net/socket.c:2757) [ 10.027314][ T209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.027317][ T209] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.027320][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.027321][ T209] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.027323][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.027325][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.027326][ T209] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.027329][ 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) [ 10.027331][ T209] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.027333][ T209] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.027336][ T209] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.027341][ T209] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 10.027347][ T209] rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.027353][ T209] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.027355][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.027360][ T209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.027362][ T209] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.027364][ T209] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.027366][ T209] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.027370][ T209] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.027373][ T209] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.027377][ T209] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.027378][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.027383][ T209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.027385][ T209] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.027389][ T209] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.027391][ T209] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.027394][ T209] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.027400][ 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)) [ 10.027401][ 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)) [ 10.027406][ T209] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.027414][ T209] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.027417][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.027421][ T209] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.027425][ T209] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.027429][ T209] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.027435][ T209] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 10.027437][ T209] ? copy_msghdr_from_user (net/socket.c:2650) [ 10.027439][ T209] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 10.027440][ T209] ? move_addr_to_kernel (net/socket.c:258) [ 10.027447][ T209] ___sys_sendmsg (net/socket.c:2767) [ 10.027450][ T209] ? copy_msghdr_from_user (net/socket.c:2619) [ 10.027465][ T209] __sys_sendmsg (net/socket.c:2799) [ 10.027468][ T209] ? __sys_sendmsg_sock (net/socket.c:2780) [ 10.027474][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.027477][ T209] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.027478][ T209] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.027481][ T209] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.027483][ T209] RIP: 0033:0x7f42adee854e [ 10.027485][ 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 [ 10.027487][ T209] RSP: 002b:00007ffd74232aa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.027490][ T209] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f42adee854e [ 10.027491][ T209] RDX: 0000000000000000 RSI: 00007ffd74232b50 RDI: 0000000000000005 [ 10.027492][ T209] RBP: 00007ffd74232ab0 R08: 0000000000000000 R09: 0000000000000000 [ 10.027493][ T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9145c8 [ 10.027493][ T209] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd74233220 | [ 13.719213][ T62] softirqs last disabled at (20842): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 13.719216][ T62] Preemption disabled at: | [ 13.719216][ T62] 0x0 | [ 13.719227][ T62] Tainted: [W]=WARN [ 13.719228][ T62] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.719230][ T62] Workqueue: events_unbound linkwatch_event [ 13.719233][ T62] Call Trace: [ 13.719235][ T62] [ 13.719237][ T62] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.719242][ T62] __might_resched.cold (kernel/sched/core.c:9234) [ 13.719247][ T62] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.719250][ T62] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.719256][ T62] __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)) [ 13.719258][ T62] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.719265][ T62] ? 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) [ 13.719266][ T62] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.719270][ T62] put_chars (drivers/char/virtio_console.c:1176) [ 13.719273][ T62] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 13.719275][ T62] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.719277][ T62] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.719281][ T62] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.719287][ T62] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.719294][ T62] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.719297][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.719299][ T62] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.719304][ T62] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.719307][ T62] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.719311][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.719313][ T62] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.719317][ T62] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.719321][ T62] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.719323][ T62] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.719328][ T62] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.719330][ T62] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.719332][ T62] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.719334][ T62] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.719338][ T62] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.719340][ T62] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.719343][ T62] vprintk_emit (kernel/printk/printk.c:2479) [ 13.719346][ T62] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.719347][ T62] ? fib6_ifup (net/ipv6/route.c:4905) [ 13.719351][ T62] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.719352][ T62] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.719354][ T62] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.719359][ T62] _printk (kernel/printk/printk.c:2504) [ 13.719363][ T62] ? snapshot_read.cold (user.c:?) [ 13.719366][ T62] ? down_read_nested (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/rwsem.c:238 kernel/locking/rwsem.c:254 kernel/locking/rwsem.c:1290 kernel/locking/rwsem.c:1304 kernel/locking/rwsem.c:1710) [ 13.719372][ T62] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 13.719376][ T62] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 13.719380][ T62] br_port_carrier_check (net/bridge/br_if.c:95) [ 13.719384][ T62] br_device_event (net/bridge/br.c:101) [ 13.719387][ T62] ? packet_sendmsg_spkt (af_packet.c:?) [ 13.719393][ T62] notifier_call_chain (kernel/notifier.c:85) [ 13.719399][ T62] netif_state_change (net/core/dev.c:1625) [ 13.719402][ T62] ? dev_deactivate (net/sched/sch_generic.c:1429) [ 13.719406][ T62] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 13.719410][ T62] ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76) [ 13.719412][ T62] ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166) [ 13.719415][ T62] __linkwatch_run_queue (net/core/link_watch.c:240) [ 13.719418][ T62] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.719421][ T62] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.719426][ T62] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 13.719432][ T62] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 13.719436][ T62] process_one_work (kernel/workqueue.c:3387) [ 13.719442][ T62] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 13.719444][ T62] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.719452][ T62] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 13.719456][ T62] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.719457][ T62] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 13.719461][ T62] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.719463][ T62] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.719464][ T62] kthread (kernel/kthread.c:436) [ 13.719467][ T62] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.719470][ T62] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.719473][ T62] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.719477][ T62] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 13.719481][ T62] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.719484][ T62] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.719487][ T62] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 15.006325][ T218] softirqs last disabled at (9364): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 15.006327][ T218] Preemption disabled at: | [ 15.006328][ T218] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.006337][ T218] Tainted: [W]=WARN [ 15.006337][ T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.006339][ T218] Workqueue: bond0 bond_mii_monitor [ 15.006342][ T218] Call Trace: [ 15.006344][ T218] [ 15.006345][ T218] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.006350][ T218] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.006352][ T218] __might_resched.cold (kernel/sched/core.c:9234) [ 15.006356][ T218] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.006360][ T218] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.006365][ T218] __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)) [ 15.006367][ T218] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.006373][ T218] ? 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) [ 15.006375][ T218] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.006378][ T218] put_chars (drivers/char/virtio_console.c:1176) [ 15.006382][ T218] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.006384][ T218] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 15.006387][ T218] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.006390][ T218] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.006395][ T218] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.006399][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.006400][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.006405][ T218] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.006409][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.006411][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.006415][ T218] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.006419][ T218] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.006423][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.006425][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.006429][ T218] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.006433][ T218] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.006438][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.006444][ T218] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.006446][ T218] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.006447][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.006449][ T218] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.006453][ T218] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.006455][ T218] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.006458][ T218] vprintk_emit (kernel/printk/printk.c:2479) [ 15.006461][ T218] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.006463][ T218] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.006466][ T218] ? packet_notifier (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/packet/af_packet.c:4261 (discriminator 2)) [ 15.006471][ T218] _printk (kernel/printk/printk.c:2504) [ 15.006474][ T218] ? snapshot_read.cold (user.c:?) [ 15.006479][ T218] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 15.006482][ T218] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 15.006485][ T218] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 15.006488][ T218] ? netdev_notice (net/core/dev.c:13194) [ 15.006491][ T218] ? netdev_offload_xstats_get (net/core/dev.c:9434) [ 15.006495][ T218] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.006498][ T218] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 15.006503][ T218] bond_miimon_commit.cold (drivers/net/bonding/bond_main.c:2855) [ 15.006509][ T218] ? bond_arp_monitor (drivers/net/bonding/bond_main.c:3901) [ 15.006511][ T218] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.006513][ T218] ? 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)) [ 15.006515][ T218] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.006517][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.006522][ T218] bond_mii_monitor (drivers/net/bonding/bond_main.c:2927) [ 15.006523][ T218] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 15.006526][ T218] ? bond_miimon_commit (drivers/net/bonding/bond_main.c:2850) [ 15.006527][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.006529][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.006531][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.006534][ T218] ? process_one_work (kernel/workqueue.c:3386) [ 15.006535][ T218] process_one_work (kernel/workqueue.c:3387) [ 15.006541][ T218] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 15.006544][ T218] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.006551][ T218] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 15.006555][ T218] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.006556][ T218] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 15.006560][ T218] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.006562][ T218] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.006564][ T218] kthread (kernel/kthread.c:436) [ 15.006566][ T218] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.006569][ T218] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.006572][ T218] ret_from_fork (arch/x86/kernel/process.c:158) [ 15.006576][ T218] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 15.006580][ T218] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 15.006583][ T218] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.006586][ T218] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.228406][ T39] softirqs last disabled at (68476): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 16.228409][ T39] Preemption disabled at: | [ 16.228409][ T39] 0x0 | [ 16.228420][ T39] Tainted: [W]=WARN [ 16.228421][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.228423][ T39] Workqueue: events_unbound linkwatch_event [ 16.228427][ T39] Call Trace: [ 16.228429][ T39] [ 16.228430][ T39] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.228436][ T39] __might_resched.cold (kernel/sched/core.c:9234) [ 16.228445][ T39] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.228449][ T39] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.228455][ T39] __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)) [ 16.228457][ T39] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.228464][ T39] ? 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) [ 16.228466][ T39] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.228470][ T39] put_chars (drivers/char/virtio_console.c:1176) [ 16.228473][ T39] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.228477][ T39] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.228483][ T39] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.228491][ T39] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.228494][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.228498][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.228502][ T39] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.228506][ T39] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.228510][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.228512][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.228517][ T39] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.228521][ T39] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.228522][ T39] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.228528][ T39] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.228531][ T39] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.228532][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.228534][ T39] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.228538][ T39] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.228540][ T39] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.228544][ T39] vprintk_emit (kernel/printk/printk.c:2479) [ 16.228547][ T39] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.228549][ T39] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.228551][ T39] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.228554][ T39] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.228559][ T39] _printk (kernel/printk/printk.c:2504) [ 16.228563][ T39] ? snapshot_read.cold (user.c:?) [ 16.228568][ T39] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.228573][ T39] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 16.228577][ T39] br_init_port (net/bridge/br_stp_if.c:39) [ 16.228580][ T39] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 16.228582][ T39] br_port_carrier_check (net/bridge/br_if.c:90) [ 16.228586][ T39] br_device_event (net/bridge/br.c:101) [ 16.228589][ T39] ? fib6_ifdown (net/ipv6/route.c:4976) [ 16.228592][ T39] ? packet_sendmsg_spkt (af_packet.c:?) [ 16.228598][ T39] notifier_call_chain (kernel/notifier.c:85) [ 16.228604][ T39] netif_state_change (net/core/dev.c:1625) [ 16.228609][ T39] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.228613][ T39] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 16.228616][ T39] __linkwatch_run_queue (net/core/link_watch.c:240) [ 16.228620][ T39] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.228623][ T39] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.228628][ T39] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 16.228631][ T39] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 16.228635][ T39] process_one_work (kernel/workqueue.c:3387) [ 16.228641][ T39] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.228643][ T39] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.228652][ T39] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.228659][ T39] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.228660][ T39] kthread (kernel/kthread.c:436) [ 16.228663][ T39] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.228666][ T39] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.228669][ T39] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.228674][ T39] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.228677][ T39] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.228681][ T39] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.228684][ T39] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 19.611375][ T36] softirqs last disabled at (37922): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 19.611377][ T36] Preemption disabled at: | [ 19.611378][ T36] 0x0 | [ 19.611388][ T36] Tainted: [W]=WARN [ 19.611389][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.611391][ T36] Workqueue: events_unbound linkwatch_event [ 19.611394][ T36] Call Trace: [ 19.611396][ T36] [ 19.611397][ T36] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.611403][ T36] __might_resched.cold (kernel/sched/core.c:9234) [ 19.611408][ T36] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.611411][ T36] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.611416][ T36] __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)) [ 19.611419][ T36] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.611425][ T36] ? 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) [ 19.611427][ T36] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.611431][ T36] put_chars (drivers/char/virtio_console.c:1176) [ 19.611434][ T36] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.611438][ T36] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.611444][ T36] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.611451][ T36] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.611454][ T36] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.611463][ T36] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.611467][ T36] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.611471][ T36] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.611475][ T36] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.611477][ T36] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.611481][ T36] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.611485][ T36] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.611486][ T36] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.611492][ T36] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.611494][ T36] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.611495][ T36] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.611497][ T36] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.611501][ T36] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.611503][ T36] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.611506][ T36] vprintk_emit (kernel/printk/printk.c:2479) [ 19.611509][ T36] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.611511][ T36] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.611513][ T36] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.611516][ T36] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.611521][ T36] _printk (kernel/printk/printk.c:2504) [ 19.611524][ T36] ? snapshot_read.cold (user.c:?) [ 19.611529][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.611533][ T36] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 19.611537][ T36] br_init_port (net/bridge/br_stp_if.c:39) [ 19.611540][ T36] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 19.611542][ T36] br_port_carrier_check (net/bridge/br_if.c:90) [ 19.611546][ T36] br_device_event (net/bridge/br.c:101) [ 19.611548][ T36] ? fib6_ifdown (net/ipv6/route.c:4976) [ 19.611551][ T36] ? packet_sendmsg_spkt (af_packet.c:?) [ 19.611557][ T36] notifier_call_chain (kernel/notifier.c:85) [ 19.611563][ T36] netif_state_change (net/core/dev.c:1625) [ 19.611568][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 19.611572][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 19.611575][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 19.611578][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.611581][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.611586][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 19.611588][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 19.611592][ T36] process_one_work (kernel/workqueue.c:3387) [ 19.611598][ T36] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 19.611600][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.611608][ T36] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 19.611615][ T36] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 19.611616][ T36] kthread (kernel/kthread.c:436) [ 19.611619][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.611622][ T36] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.611625][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 19.611629][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 19.611633][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 19.611636][ T36] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.611639][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.590148][ C0] softirqs last disabled at (614621): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 31.590150][ C0] Preemption disabled at: | [ 31.590151][ C0] schedule_preempt_disabled (kernel/sched/core.c:7420) | [ 31.590161][ C0] Tainted: [W]=WARN [ 31.590162][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.590164][ C0] Call Trace: [ 31.590165][ C0] [ 31.590167][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.590171][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7420) [ 31.590173][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 31.590177][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.590180][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.590184][ C0] __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)) [ 31.590187][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.590189][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.590193][ C0] ? 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) [ 31.590194][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.590197][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 31.590200][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.590201][ C0] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 31.590204][ C0] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 31.590205][ C0] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 31.590208][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.590212][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.590214][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.590215][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.590216][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.590218][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.590220][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.590222][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.590224][ C0] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 31.590225][ C0] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 31.590228][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.590229][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.590230][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.590232][ C0] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 31.590234][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.590236][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.590238][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.590239][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.590241][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.590242][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.590243][ C0] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.590245][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.590247][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.590249][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.590251][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 31.590253][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.590254][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.590255][ C0] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.590257][ C0] ? x86_64_start_kernel (arch/x86/kernel/head64.c:264) [ 31.590261][ C0] _printk (kernel/printk/printk.c:2504) [ 31.590264][ C0] ? snapshot_read.cold (user.c:?) [ 31.590266][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 31.590269][ C0] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 31.590271][ C0] ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723) [ 31.590273][ C0] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1)) [ 31.590276][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 31.590279][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 31.590281][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 31.590283][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 31.590285][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.590287][ C0] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 31.590290][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.590292][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.590294][ C0] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 31.590295][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 31.590297][ C0] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 31.590298][ C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 31.590300][ C0] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 31.590301][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 31.590304][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 31.590305][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 31.590308][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.590310][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.590312][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.590314][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 31.590315][ C0] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 31.590317][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 31.590318][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.590321][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.590323][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 31.590325][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 31.590326][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.590329][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.590330][ C0] handle_softirqs (kernel/softirq.c:645) [ 31.590332][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.590334][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 31.590336][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 31.590338][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 31.590339][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 31.590341][ C0] [ 31.590342][ C0] [ 31.590343][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 31.590345][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 31.590347][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 31.590349][ C0] 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 [ 31.590351][ C0] RSP: 0018:ffffffff95e07cf8 EFLAGS: 00000296 [ 31.590354][ C0] RAX: 00000000000960db RBX: ffffffff95e1c600 RCX: ffffffff92cfa307 [ 31.590355][ C0] RDX: ffffffff95e1c600 RSI: ffffffff95ca7f75 RDI: ffffffff9568f560 [ 31.590356][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 31.590357][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2bc0fa2 [ 31.590357][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 31.590359][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 31.590363][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 31.590364][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 31.590366][ C0] default_idle_call (kernel/sched/idle.c:122) [ 31.590367][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 31.590369][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 31.590371][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 31.590374][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.590375][ C0] do_idle (kernel/sched/idle.c:355) [ 31.590377][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 31.590379][ C0] rest_init (init/main.c:727) [ 31.590381][ C0] ? __cpuidle_text_end (??:?) [ 31.590383][ C0] ? rest_init (init/main.c:727) [ 31.590385][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 31.590388][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 31.590390][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 31.590392][ C0] start_kernel (init/main.c:1185) [ 31.590394][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 31.590396][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 31.590397][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 31.650389][ C0] | [ 31.650458][ C0] | [ 31.650458][ C0] stack backtrace: | [ 31.650636][ C0] Tainted: [W]=WARN [ 31.650636][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.650637][ C0] Call Trace: [ 31.650638][ C0] [ 31.650639][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.650642][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 31.650644][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 31.650648][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 31.650650][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 31.650651][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 31.650654][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.650656][ C0] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 31.650657][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.650659][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.650661][ C0] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 31.650663][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 31.650664][ C0] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 31.650666][ C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 31.650667][ C0] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 31.650669][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 31.650670][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 31.650672][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 31.650674][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.650676][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.650678][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.650680][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 31.650681][ C0] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 31.650683][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 31.650684][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.650687][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.650689][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 31.650691][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 31.650692][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.650694][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.650695][ C0] handle_softirqs (kernel/softirq.c:645) [ 31.650697][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.650699][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 31.650702][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 31.650703][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 31.650705][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 31.650707][ C0] [ 31.650707][ C0] [ 31.650708][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 31.650710][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 31.650711][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 31.650713][ C0] 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 [ 31.650715][ C0] RSP: 0018:ffffffff95e07cf8 EFLAGS: 00000296 [ 31.650717][ C0] RAX: 00000000000960db RBX: ffffffff95e1c600 RCX: ffffffff92cfa307 [ 31.650718][ C0] RDX: ffffffff95e1c600 RSI: ffffffff95ca7f75 RDI: ffffffff9568f560 [ 31.650719][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 31.650719][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2bc0fa2 [ 31.650720][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 31.650722][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 31.650724][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 31.650725][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 31.650727][ C0] default_idle_call (kernel/sched/idle.c:122) [ 31.650729][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 31.650730][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 31.650732][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 31.650735][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.650736][ C0] do_idle (kernel/sched/idle.c:355) [ 31.650738][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 31.650740][ C0] rest_init (init/main.c:727) [ 31.650742][ C0] ? __cpuidle_text_end (??:?) [ 31.650744][ C0] ? rest_init (init/main.c:727) [ 31.650746][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 31.650749][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 31.650750][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 31.650752][ C0] start_kernel (init/main.c:1185) [ 31.650754][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 31.650755][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 31.650757][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 64.449124][ T39] softirqs last disabled at (106021): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 64.449126][ T39] Preemption disabled at: | [ 64.449127][ T39] 0x0 | [ 64.449136][ T39] Tainted: [W]=WARN [ 64.449137][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.449139][ T39] Workqueue: events_unbound linkwatch_event [ 64.449145][ T39] Call Trace: [ 64.449146][ T39] [ 64.449148][ T39] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 64.449152][ T39] __might_resched.cold (kernel/sched/core.c:9234) [ 64.449156][ T39] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 64.449159][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.449163][ T39] __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)) [ 64.449167][ T39] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 64.449169][ T39] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 64.449173][ T39] ? 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) [ 64.449174][ T39] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 64.449177][ T39] put_chars (drivers/char/virtio_console.c:1176) [ 64.449179][ T39] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 64.449181][ T39] ? __send_to_port (drivers/char/virtio_console.c:654) [ 64.449183][ T39] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 64.449185][ T39] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 64.449187][ T39] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 64.449192][ T39] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 64.449194][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.449195][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 64.449198][ T39] console_emit_next_record (kernel/printk/printk.c:3183) [ 64.449200][ T39] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 64.449201][ T39] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 64.449203][ T39] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 64.449205][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.449207][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.449208][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.449209][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 64.449211][ T39] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 64.449212][ T39] console_flush_one_record (kernel/printk/printk.c:3268) [ 64.449214][ T39] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 64.449217][ T39] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 64.449218][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 64.449220][ T39] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 64.449221][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.449222][ T39] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 64.449223][ T39] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 64.449225][ T39] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 64.449227][ T39] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 64.449229][ T39] ? vprintk_emit (kernel/printk/printk.c:2478) [ 64.449231][ T39] vprintk_emit (kernel/printk/printk.c:2479) [ 64.449232][ T39] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 64.449234][ T39] ? 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) [ 64.449235][ T39] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 64.449237][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.449238][ T39] _printk (kernel/printk/printk.c:2504) [ 64.449241][ T39] ? snapshot_read.cold (user.c:?) [ 64.449243][ T39] ? fib6_info_destroy_rcu (net/ipv6/ip6_fib.c:172 (discriminator 1)) [ 64.449246][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.449248][ T39] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 64.449250][ T39] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 64.449253][ T39] br_port_carrier_check (net/bridge/br_if.c:95) [ 64.449256][ T39] br_device_event (net/bridge/br.c:101) [ 64.449259][ T39] ? packet_sendmsg_spkt (af_packet.c:?) [ 64.449261][ T39] ? addrconf_notify (net/ipv6/addrconf.c:3749) [ 64.449263][ T39] notifier_call_chain (kernel/notifier.c:85) [ 64.449267][ T39] netif_state_change (net/core/dev.c:1625) [ 64.449269][ T39] ? dev_deactivate (net/sched/sch_generic.c:1429) [ 64.449273][ T39] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 64.449275][ T39] ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76) [ 64.449277][ T39] ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166) [ 64.449279][ T39] __linkwatch_run_queue (net/core/link_watch.c:240) [ 64.449281][ T39] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 64.449283][ T39] ? debug_object_active_state (lib/debugobjects.c:1122) [ 64.449287][ T39] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 64.449289][ T39] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 64.449291][ T39] process_one_work (kernel/workqueue.c:3387) [ 64.449294][ T39] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 64.449295][ T39] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 64.449298][ T39] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 64.449300][ T39] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 64.449302][ T39] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 64.449303][ T39] kthread (kernel/kthread.c:436) [ 64.449306][ T39] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.449308][ T39] ? kthread_affine_preferred (kernel/kthread.c:857) [ 64.449311][ T39] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.449314][ T39] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 64.449316][ T39] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.449319][ T39] ? kthread_affine_preferred (kernel/kthread.c:857) [ 64.449321][ T39] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 65.625673][ T393] softirqs last disabled at (0): 0x0 | [ 65.625675][ T393] Preemption disabled at: | [ 65.625675][ T393] 0x0 | [ 65.625683][ T393] Tainted: [W]=WARN [ 65.625684][ T393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.625690][ T393] Call Trace: [ 65.625692][ T393] [ 65.625693][ T393] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 65.625697][ T393] __might_resched.cold (kernel/sched/core.c:9234) [ 65.625701][ T393] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 65.625704][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625708][ T393] __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)) [ 65.625712][ T393] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 65.625714][ T393] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.625718][ T393] ? 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) [ 65.625719][ T393] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.625721][ T393] put_chars (drivers/char/virtio_console.c:1176) [ 65.625724][ T393] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 65.625727][ T393] ? __send_to_port (drivers/char/virtio_console.c:654) [ 65.625730][ T393] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 65.625734][ T393] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 65.625735][ T393] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 65.625737][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.625739][ T393] console_emit_next_record (kernel/printk/printk.c:3183) [ 65.625742][ T393] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 65.625743][ T393] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 65.625745][ T393] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 65.625747][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625748][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625749][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625751][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.625753][ T393] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 65.625754][ T393] console_flush_one_record (kernel/printk/printk.c:3268) [ 65.625756][ T393] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 65.625758][ T393] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 65.625759][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.625761][ T393] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 65.625762][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625764][ T393] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 65.625765][ T393] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 65.625767][ T393] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 65.625769][ T393] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 65.625771][ T393] ? vprintk_emit (kernel/printk/printk.c:2478) [ 65.625772][ T393] vprintk_emit (kernel/printk/printk.c:2479) [ 65.625774][ T393] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 65.625775][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625776][ T393] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.625779][ T393] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 65.625781][ T393] _printk (kernel/printk/printk.c:2504) [ 65.625784][ T393] ? snapshot_read.cold (user.c:?) [ 65.625786][ T393] ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792) [ 65.625789][ T393] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 65.625792][ T393] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 65.625794][ T393] br_device_event (net/bridge/br.c:111) [ 65.625797][ T393] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 65.625800][ T393] ? packet_sendmsg_spkt (af_packet.c:?) [ 65.625802][ T393] ? addrconf_notify (net/ipv6/addrconf.c:3812) [ 65.625804][ T393] notifier_call_chain (kernel/notifier.c:85) [ 65.625808][ T393] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 65.625811][ T393] ? netif_change_name (net/core/dev.c:1517) [ 65.625813][ T393] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 65.625815][ T393] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 65.625816][ T393] ? __kernel_text_address (kernel/extable.c:79) [ 65.625819][ T393] ? write_profile (profile.c:?) [ 65.625822][ T393] netif_change_flags (net/core/dev.c:9882) [ 65.625824][ T393] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 65.625827][ T393] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 65.625828][ T393] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 65.625830][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625831][ T393] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 65.625835][ T393] ? kasan_save_stack (mm/kasan/common.c:58) [ 65.625836][ T393] ? kasan_save_stack (mm/kasan/common.c:57) [ 65.625837][ T393] ? kasan_save_track (mm/kasan/common.c:78) [ 65.625838][ T393] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 65.625839][ T393] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 65.625841][ T393] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 65.625843][ T393] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 65.625845][ T393] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 65.625848][ T393] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 65.625849][ T393] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 65.625850][ T393] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 65.625853][ T393] ? ___sys_sendmsg (net/socket.c:2767) [ 65.625854][ T393] ? __sys_sendmsg (net/socket.c:2799) [ 65.625855][ T393] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 65.625857][ T393] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.625860][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625861][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.625863][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625864][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625865][ T393] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 65.625867][ T393] ? __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) [ 65.625868][ T393] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 65.625869][ T393] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 65.625871][ T393] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 65.625873][ T393] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 65.625876][ T393] rtnl_newlink (net/core/rtnetlink.c:4215) [ 65.625878][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625880][ T393] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 65.625881][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.625883][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625884][ T393] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 65.625887][ T393] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 65.625888][ T393] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 65.625890][ T393] ? __kernel_text_address (kernel/extable.c:79) [ 65.625891][ T393] ? write_profile (profile.c:?) [ 65.625893][ T393] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 65.625895][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625897][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625898][ T393] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 65.625901][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.625903][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625904][ T393] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 65.625906][ T393] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 65.625908][ T393] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 65.625910][ T393] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 65.625912][ T393] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 65.625914][ T393] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 65.625915][ T393] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 65.625917][ T393] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 65.625919][ T393] ? netlink_ack (./include/linux/skbuff.h:2718) [ 65.625920][ T393] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 65.625923][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625924][ T393] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 65.625926][ T393] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 65.625928][ T393] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 65.625929][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625931][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625932][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.625934][ T393] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 65.625936][ T393] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 65.625938][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625939][ T393] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 65.625941][ T393] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 65.625942][ T393] ? copy_msghdr_from_user (net/socket.c:2650) [ 65.625944][ T393] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 65.625945][ T393] ? move_addr_to_kernel (net/socket.c:258) [ 65.625946][ T393] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 65.625949][ T393] ___sys_sendmsg (net/socket.c:2767) [ 65.625950][ T393] ? copy_msghdr_from_user (net/socket.c:2619) [ 65.625955][ T393] __sys_sendmsg (net/socket.c:2799) [ 65.625956][ T393] ? __sys_sendmsg_sock (net/socket.c:2780) [ 65.625959][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.625960][ T393] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 65.625961][ T393] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 65.625963][ T393] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 65.625965][ T393] RIP: 0033:0x7fc05f9b354e [ 65.625967][ T393] 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 [ 65.625968][ T393] RSP: 002b:00007ffcf5e80830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 65.625972][ T393] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc05f9b354e [ 65.625973][ T393] RDX: 0000000000000000 RSI: 00007ffcf5e808e0 RDI: 0000000000000005 [ 65.625974][ T393] RBP: 00007ffcf5e80840 R08: 0000000000000000 R09: 0000000000000000 [ 65.625975][ T393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a914600 [ 65.625976][ T393] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf5e80fb0 | [ 66.762191][ T39] softirqs last disabled at (106021): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 66.762194][ T39] Preemption disabled at: | [ 66.762194][ T39] 0x0 | [ 66.762203][ T39] Tainted: [W]=WARN [ 66.762204][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.762206][ T39] Workqueue: events_unbound linkwatch_event [ 66.762212][ T39] Call Trace: [ 66.762213][ T39] [ 66.762214][ T39] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 66.762219][ T39] __might_resched.cold (kernel/sched/core.c:9234) [ 66.762223][ T39] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 66.762226][ T39] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 66.762229][ T39] ? record_print_text (kernel/printk/printk.c:1467) [ 66.762232][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.762235][ T39] __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)) [ 66.762238][ T39] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 66.762240][ T39] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 66.762243][ T39] ? 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) [ 66.762244][ T39] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 66.762246][ T39] put_chars (drivers/char/virtio_console.c:1176) [ 66.762249][ T39] ? __send_to_port (drivers/char/virtio_console.c:654) [ 66.762251][ T39] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 66.762253][ T39] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 66.762257][ T39] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 66.762259][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.762260][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.762261][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.762264][ T39] console_emit_next_record (kernel/printk/printk.c:3183) [ 66.762266][ T39] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 66.762267][ T39] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 66.762269][ T39] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 66.762270][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.762271][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.762272][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.762274][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.762276][ T39] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 66.762277][ T39] console_flush_one_record (kernel/printk/printk.c:3268) [ 66.762279][ T39] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 66.762281][ T39] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 66.762282][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.762284][ T39] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 66.762285][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.762286][ T39] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 66.762288][ T39] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 66.762289][ T39] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 66.762291][ T39] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 66.762293][ T39] ? vprintk_emit (kernel/printk/printk.c:2478) [ 66.762294][ T39] vprintk_emit (kernel/printk/printk.c:2479) [ 66.762296][ T39] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 66.762298][ T39] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 66.762299][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.762300][ T39] _printk (kernel/printk/printk.c:2504) [ 66.762303][ T39] ? snapshot_read.cold (user.c:?) [ 66.762305][ T39] ? netif_get_link_ksettings (net/ethtool/ioctl.c:450) [ 66.762308][ T39] ? port_cost (net/bridge/br_if.c:40) [ 66.762311][ T39] ? br_multicast_flood (??:?) [ 66.762313][ T39] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 66.762315][ T39] br_init_port (net/bridge/br_stp_if.c:39) [ 66.762317][ T39] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 66.762318][ T39] br_port_carrier_check (net/bridge/br_if.c:90) [ 66.762321][ T39] br_device_event (net/bridge/br.c:101) [ 66.762323][ T39] ? fib6_ifdown (net/ipv6/route.c:4976) [ 66.762325][ T39] ? packet_sendmsg_spkt (af_packet.c:?) [ 66.762327][ T39] ? addrconf_notify (net/ipv6/addrconf.c:3764) [ 66.762329][ T39] notifier_call_chain (kernel/notifier.c:85) [ 66.762332][ T39] netif_state_change (net/core/dev.c:1625) [ 66.762335][ T39] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 66.762337][ T39] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 66.762339][ T39] __linkwatch_run_queue (net/core/link_watch.c:240) [ 66.762341][ T39] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.762343][ T39] ? debug_object_active_state (lib/debugobjects.c:1122) [ 66.762346][ T39] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 66.762348][ T39] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 66.762351][ T39] process_one_work (kernel/workqueue.c:3387) [ 66.762354][ T39] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 66.762355][ T39] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 66.762357][ T39] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 66.762359][ T39] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 66.762361][ T39] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 66.762363][ T39] kthread (kernel/kthread.c:436) [ 66.762365][ T39] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 66.762368][ T39] ? kthread_affine_preferred (kernel/kthread.c:857) [ 66.762370][ T39] ret_from_fork (arch/x86/kernel/process.c:158) [ 66.762373][ T39] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 66.762375][ T39] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 66.762377][ T39] ? kthread_affine_preferred (kernel/kthread.c:857) [ 66.762380][ T39] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 69.992513][ T37] softirqs last disabled at (56127): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 69.992515][ T37] Preemption disabled at: | [ 69.992516][ T37] 0x0 | [ 69.992525][ T37] Tainted: [W]=WARN [ 69.992526][ T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.992528][ T37] Workqueue: events_unbound linkwatch_event [ 69.992535][ T37] Call Trace: [ 69.992536][ T37] [ 69.992537][ T37] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 69.992542][ T37] __might_resched.cold (kernel/sched/core.c:9234) [ 69.992545][ T37] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 69.992549][ T37] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 69.992552][ T37] ? record_print_text (kernel/printk/printk.c:1467) [ 69.992555][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.992558][ T37] __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)) [ 69.992561][ T37] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 69.992563][ T37] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 69.992567][ T37] ? 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) [ 69.992568][ T37] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 69.992571][ T37] put_chars (drivers/char/virtio_console.c:1176) [ 69.992573][ T37] ? __send_to_port (drivers/char/virtio_console.c:654) [ 69.992575][ T37] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 69.992578][ T37] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 69.992582][ T37] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 69.992583][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.992585][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.992586][ T37] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 69.992589][ T37] console_emit_next_record (kernel/printk/printk.c:3183) [ 69.992591][ T37] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 69.992592][ T37] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 69.992594][ T37] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 69.992595][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.992596][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.992597][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.992599][ T37] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 69.992601][ T37] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 69.992602][ T37] console_flush_one_record (kernel/printk/printk.c:3268) [ 69.992604][ T37] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 69.992606][ T37] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 69.992607][ T37] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 69.992609][ T37] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 69.992610][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.992611][ T37] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 69.992613][ T37] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 69.992615][ T37] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 69.992616][ T37] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 69.992618][ T37] ? vprintk_emit (kernel/printk/printk.c:2478) [ 69.992620][ T37] vprintk_emit (kernel/printk/printk.c:2479) [ 69.992622][ T37] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 69.992623][ T37] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 69.992624][ T37] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.992626][ T37] _printk (kernel/printk/printk.c:2504) [ 69.992629][ T37] ? snapshot_read.cold (user.c:?) [ 69.992631][ T37] ? netif_get_link_ksettings (net/ethtool/ioctl.c:450) [ 69.992634][ T37] ? port_cost (net/bridge/br_if.c:40) [ 69.992637][ T37] ? br_multicast_flood (??:?) [ 69.992640][ T37] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 69.992642][ T37] br_init_port (net/bridge/br_stp_if.c:39) [ 69.992644][ T37] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 69.992645][ T37] br_port_carrier_check (net/bridge/br_if.c:90) [ 69.992648][ T37] br_device_event (net/bridge/br.c:101) [ 69.992650][ T37] ? fib6_ifdown (net/ipv6/route.c:4976) [ 69.992653][ T37] ? packet_sendmsg_spkt (af_packet.c:?) [ 69.992655][ T37] ? addrconf_notify (net/ipv6/addrconf.c:3764) [ 69.992657][ T37] notifier_call_chain (kernel/notifier.c:85) [ 69.992660][ T37] netif_state_change (net/core/dev.c:1625) [ 69.992663][ T37] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 69.992665][ T37] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 69.992667][ T37] __linkwatch_run_queue (net/core/link_watch.c:240) [ 69.992669][ T37] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 69.992671][ T37] ? debug_object_active_state (lib/debugobjects.c:1122) [ 69.992675][ T37] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 69.992677][ T37] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 69.992679][ T37] process_one_work (kernel/workqueue.c:3387) [ 69.992682][ T37] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 69.992683][ T37] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 69.992686][ T37] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 69.992687][ T37] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 69.992690][ T37] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 69.992691][ T37] kthread (kernel/kthread.c:436) [ 69.992693][ T37] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.992696][ T37] ? kthread_affine_preferred (kernel/kthread.c:857) [ 69.992698][ T37] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.992701][ T37] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 69.992703][ T37] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.992711][ T37] ? kthread_affine_preferred (kernel/kthread.c:857) [ 69.992713][ T37] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.045644][ T12] softirqs last disabled at (23744): bond_3ad_state_machine_handler (./include/linux/spinlock.h:353 drivers/net/bonding/bond_3ad.c:2564) | [ 114.045647][ T12] Preemption disabled at: | [ 114.045647][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 114.045658][ T12] Tainted: [W]=WARN [ 114.045659][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.045661][ T12] Workqueue: netns cleanup_net [ 114.045667][ T12] Call Trace: [ 114.045668][ T12] [ 114.045670][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 114.045675][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 114.045676][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 114.045680][ T12] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 114.045683][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 114.045686][ T12] ? record_print_text (kernel/printk/printk.c:1467) [ 114.045689][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.045692][ T12] __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)) [ 114.045695][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.045697][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 114.045701][ T12] ? 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) [ 114.045702][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 114.045705][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 114.045707][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 114.045709][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 114.045712][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 114.045716][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 114.045718][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.045719][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.045721][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.045723][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 114.045726][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 114.045727][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 114.045729][ T12] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 114.045730][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.045731][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.045732][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.045734][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.045736][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 114.045737][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 114.045739][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 114.045741][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 114.045742][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.045744][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 114.045745][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.045747][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 114.045748][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 114.045750][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 114.045752][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 114.045753][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 114.045755][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 114.045757][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 114.045758][ T12] ? 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) [ 114.045760][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.045761][ T12] _printk (kernel/printk/printk.c:2504) [ 114.045764][ T12] ? snapshot_read.cold (user.c:?) [ 114.045766][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.045767][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.045770][ T12] ? 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) [ 114.045771][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 114.045773][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 114.045775][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 114.045777][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 114.045779][ T12] ? netdev_notice (net/core/dev.c:13194) [ 114.045781][ T12] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 114.045783][ T12] ? 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) [ 114.045785][ T12] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 114.045789][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.045791][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.045792][ T12] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 114.045793][ T12] ? 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)) [ 114.045796][ T12] ? ipvlan_port_get (./include/linux/rcupdate.h:882 drivers/net/ipvlan/ipvlan_main.c:146) [ 114.045797][ T12] ? ipvlan_port_create (./include/linux/list.h:54 (discriminator 2) drivers/net/ipvlan/ipvlan_main.c:93 (discriminator 2)) [ 114.045798][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.045800][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 114.045802][ T12] ? packet_sendmsg_spkt (af_packet.c:?) [ 114.045806][ T12] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 114.045807][ T12] ? 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)) [ 114.045810][ T12] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 114.045812][ T12] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 114.045815][ T12] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 114.045816][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 114.045818][ T12] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.045820][ T12] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:154 (discriminator 1) net/ipv4/nexthop.c:4172 (discriminator 1)) [ 114.045824][ T12] ops_undo_list (net/core/net_namespace.c:188 net/core/net_namespace.c:249) [ 114.045826][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 114.045827][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 114.045831][ T12] cleanup_net (net/core/net_namespace.c:706) [ 114.045832][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 114.045834][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.045835][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.045837][ T12] process_one_work (kernel/workqueue.c:3387) [ 114.045840][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 114.045842][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.045844][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 114.045846][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 114.045848][ T12] kthread (kernel/kthread.c:436) [ 114.045850][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.045852][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 114.045854][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.045857][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 114.045859][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.045862][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: br_port_carrier_check:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print netlink_release: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 __irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock bond_3ad_state_machine_handler:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars