====================================== | [ 9.098842][ T181] softirqs last disabled at (20075): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.098845][ T181] Preemption disabled at: | [ 9.098845][ T181] 0x0 | [ 9.098856][ T181] Tainted: [W]=WARN [ 9.098856][ T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.098858][ T181] Call Trace: [ 9.098859][ T181] [ 9.098861][ T181] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.098867][ T181] __might_resched.cold (kernel/sched/core.c:9234) [ 9.098871][ T181] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.098874][ T181] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.098880][ T181] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 9.098882][ T181] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.098888][ T181] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.098890][ T181] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.098894][ T181] put_chars (drivers/char/virtio_console.c:1176) [ 9.098897][ T181] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.098899][ T181] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 9.098902][ T181] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.098906][ T181] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.098910][ T181] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.098914][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.098916][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.098920][ T181] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.098924][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.098926][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.098930][ T181] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.098934][ T181] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.098938][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.098939][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.098944][ T181] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.098947][ T181] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.098948][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.098954][ T181] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.098956][ T181] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.098957][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.098959][ T181] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.098963][ T181] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.098965][ T181] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.098967][ T181] vprintk_emit (kernel/printk/printk.c:2479) [ 9.098971][ T181] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.098974][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.098977][ T181] _printk (kernel/printk/printk.c:2504) [ 9.098981][ T181] ? snapshot_read.cold (user.c:?) [ 9.098983][ T181] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 9.098986][ T181] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.098989][ T181] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 9.098991][ T181] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.098995][ T181] ? exit_notify (kernel/exit.c:780) [ 9.098996][ T181] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.098999][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.099002][ T181] do_group_exit (kernel/exit.c:1151) [ 9.099005][ T181] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.099007][ T181] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.099010][ T181] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.099013][ T181] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.099016][ T181] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.099018][ T181] RIP: 0033:0x7f880c34e1b8 [ 9.099020][ T181] Code: Unable to access opcode bytes at 0x7f880c34e18e. Code starting with the faulting instruction =========================================== [ 9.099021][ T181] RSP: 002b:00007fffede8fe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.099024][ T181] RAX: ffffffffffffffda RBX: 00007f880c47ef88 RCX: 00007f880c34e1b8 [ 9.099025][ T181] RDX: 00007f880c098fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.099026][ T181] RBP: 00007fffede8fec0 R08: 0000000000000000 R09: 0000000000000050 [ 9.099027][ T181] R10: 00007fffede8fc80 R11: 0000000000000246 R12: 0000000000000001 [ 9.099027][ T181] R13: 0000000000000000 R14: 00007f880c47d680 R15: 00007f880c47efa0 | [ 10.128303][ T212] softirqs last disabled at (18254): br_stp_enable_bridge (./include/linux/spinlock.h:353 net/bridge/br_stp_if.c:53) | [ 10.128305][ T212] Preemption disabled at: | [ 10.128306][ T212] 0x0 | [ 10.128322][ T212] Tainted: [W]=WARN [ 10.128323][ T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.128325][ T212] Call Trace: [ 10.128326][ T212] [ 10.128328][ T212] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.128333][ T212] __might_resched.cold (kernel/sched/core.c:9234) [ 10.128338][ T212] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.128342][ T212] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.128347][ T212] __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)) [ 10.128350][ T212] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.128355][ T212] ? 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) [ 10.128358][ T212] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.128361][ T212] put_chars (drivers/char/virtio_console.c:1176) [ 10.128363][ T212] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 10.128366][ T212] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.128373][ T212] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.128380][ T212] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.128383][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.128388][ T212] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.128391][ T212] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.128395][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.128398][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.128402][ T212] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.128406][ T212] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.128407][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.128413][ T212] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.128415][ T212] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.128416][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.128418][ T212] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.128422][ T212] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.128424][ T212] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.128426][ T212] vprintk_emit (kernel/printk/printk.c:2479) [ 10.128429][ T212] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.128435][ T212] _printk (kernel/printk/printk.c:2504) [ 10.128438][ T212] ? snapshot_read.cold (user.c:?) [ 10.128441][ T212] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 10.128444][ T212] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 10.128447][ T212] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.128450][ T212] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.128455][ T212] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 10.128458][ T212] br_init_port (net/bridge/br_stp_if.c:39) [ 10.128461][ T212] br_stp_enable_bridge (net/bridge/br_stp_if.c:93 net/bridge/br_stp_if.c:62) [ 10.128464][ T212] br_dev_open (net/bridge/br_device.c:170) [ 10.128468][ T212] __dev_open (net/core/dev.c:1724) [ 10.128470][ T212] ? netif_state_change (./include/net/netdev_lock.h:33) [ 10.128472][ T212] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.128475][ T212] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.128479][ T212] __dev_change_flags (net/core/dev.c:9812) [ 10.128482][ T212] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 10.128484][ T212] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.128487][ T212] ? __kernel_text_address (kernel/extable.c:79) [ 10.128488][ T212] ? write_profile (profile.c:?) [ 10.128493][ T212] netif_change_flags (net/core/dev.c:9877) [ 10.128497][ T212] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 10.128501][ T212] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 10.128503][ T212] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.128505][ T212] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 10.128508][ T212] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.128511][ T212] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.128513][ T212] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.128515][ T212] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.128518][ T212] ? kasan_save_stack (mm/kasan/common.c:58) [ 10.128520][ T212] ? kasan_save_stack (mm/kasan/common.c:57) [ 10.128521][ T212] ? kasan_save_track (mm/kasan/common.c:78) [ 10.128523][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.128526][ T212] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 10.128528][ T212] ? ___sys_sendmsg (net/socket.c:2757) [ 10.128533][ T212] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.128535][ T212] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.128538][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.128540][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.128542][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.128543][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.128545][ T212] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.128549][ T212] ? __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) [ 10.128551][ T212] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.128554][ T212] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.128557][ T212] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.128562][ T212] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 10.128568][ T212] rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.128574][ T212] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.128576][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.128581][ T212] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.128583][ T212] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.128585][ T212] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.128587][ T212] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.128591][ T212] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.128594][ T212] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.128597][ T212] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.128599][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.128604][ T212] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.128606][ T212] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.128609][ T212] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.128611][ T212] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.128614][ T212] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.128620][ T212] ? 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)) [ 10.128622][ T212] ? 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)) [ 10.128626][ T212] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.128630][ T212] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.128632][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.128637][ T212] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.128641][ T212] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.128644][ T212] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.128650][ T212] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 10.128652][ T212] ? copy_msghdr_from_user (net/socket.c:2650) [ 10.128654][ T212] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 10.128655][ T212] ? move_addr_to_kernel (net/socket.c:258) [ 10.128662][ T212] ___sys_sendmsg (net/socket.c:2767) [ 10.128665][ T212] ? copy_msghdr_from_user (net/socket.c:2619) [ 10.128680][ T212] __sys_sendmsg (net/socket.c:2799) [ 10.128683][ T212] ? __sys_sendmsg_sock (net/socket.c:2780) [ 10.128688][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.128692][ T212] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.128693][ T212] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.128696][ T212] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.128698][ T212] RIP: 0033:0x7f76b699754e [ 10.128700][ T212] 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 [ 10.128702][ T212] RSP: 002b:00007fffe1a34ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.128704][ T212] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f76b699754e [ 10.128706][ T212] RDX: 0000000000000000 RSI: 00007fffe1a34d50 RDI: 0000000000000005 [ 10.128707][ T212] RBP: 00007fffe1a34cb0 R08: 0000000000000000 R09: 0000000000000000 [ 10.128708][ T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91c43c [ 10.128709][ T212] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe1a35420 | [ 13.825743][ T46] softirqs last disabled at (37088): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 13.825747][ T46] Preemption disabled at: | [ 13.825748][ T46] 0x0 | [ 13.825761][ T46] Tainted: [W]=WARN [ 13.825762][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.825765][ T46] Workqueue: events_unbound linkwatch_event [ 13.825770][ T46] Call Trace: [ 13.825772][ T46] [ 13.825775][ T46] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.825782][ T46] __might_resched.cold (kernel/sched/core.c:9234) [ 13.825788][ T46] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.825793][ T46] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.825801][ T46] __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)) [ 13.825806][ T46] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.825815][ T46] ? 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) [ 13.825818][ T46] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.825823][ T46] put_chars (drivers/char/virtio_console.c:1176) [ 13.825827][ T46] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 13.825830][ T46] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.825833][ T46] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.825839][ T46] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.825849][ T46] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.825860][ T46] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.825865][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.825868][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.825875][ T46] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.825881][ T46] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.825889][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.825892][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.825899][ T46] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.825906][ T46] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.825908][ T46] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.825917][ T46] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.825921][ T46] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.825923][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.825927][ T46] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.825933][ T46] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.825936][ T46] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.825941][ T46] vprintk_emit (kernel/printk/printk.c:2479) [ 13.825947][ T46] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.825949][ T46] ? fib6_ifup (net/ipv6/route.c:4905) [ 13.825953][ T46] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.825956][ T46] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.825960][ T46] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.825967][ T46] _printk (kernel/printk/printk.c:2504) [ 13.825971][ T46] ? snapshot_read.cold (user.c:?) [ 13.825976][ T46] ? 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) [ 13.825987][ T46] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 13.825994][ T46] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 13.826000][ T46] br_port_carrier_check (net/bridge/br_if.c:95) [ 13.826006][ T46] br_device_event (net/bridge/br.c:101) [ 13.826011][ T46] ? packet_sendmsg_spkt (af_packet.c:?) [ 13.826021][ T46] notifier_call_chain (kernel/notifier.c:85) [ 13.826031][ T46] netif_state_change (net/core/dev.c:1625) [ 13.826035][ T46] ? dev_deactivate (net/sched/sch_generic.c:1419) [ 13.826042][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 13.826048][ T46] ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76) [ 13.826052][ T46] ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166) [ 13.826056][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 13.826062][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 13.826067][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.826075][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 13.826079][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 13.826085][ T46] process_one_work (kernel/workqueue.c:3387) [ 13.826097][ T46] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 13.826101][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.826115][ T46] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 13.826127][ T46] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.826129][ T46] kthread (kernel/kthread.c:436) [ 13.826132][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.826137][ T46] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.826142][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.826148][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 13.826154][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.826158][ T46] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.826163][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 15.218747][ T242] softirqs last disabled at (22324): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) | [ 15.218750][ T242] Preemption disabled at: | [ 15.218750][ T242] 0x0 | [ 15.218761][ T242] Tainted: [W]=WARN [ 15.218761][ T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.218763][ T242] Call Trace: [ 15.218765][ T242] [ 15.218766][ T242] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.218772][ T242] __might_resched.cold (kernel/sched/core.c:9234) [ 15.218776][ T242] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.218780][ T242] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.218785][ T242] __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)) [ 15.218788][ T242] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.218794][ T242] ? 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) [ 15.218796][ T242] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.218800][ T242] put_chars (drivers/char/virtio_console.c:1176) [ 15.218802][ T242] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 15.218805][ T242] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.218812][ T242] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.218819][ T242] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.218822][ T242] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.218826][ T242] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.218830][ T242] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.218834][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.218837][ T242] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.218841][ T242] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.218845][ T242] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.218846][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.218852][ T242] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.218854][ T242] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.218855][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.218857][ T242] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.218861][ T242] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.218863][ T242] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.218866][ T242] vprintk_emit (kernel/printk/printk.c:2479) [ 15.218869][ T242] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.218870][ T242] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.218873][ T242] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.218875][ T242] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.218880][ T242] _printk (kernel/printk/printk.c:2504) [ 15.218883][ T242] ? snapshot_read.cold (user.c:?) [ 15.218890][ T242] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 15.218894][ T242] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 15.218898][ T242] br_device_event (net/bridge/br.c:111) [ 15.218900][ T242] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 15.218904][ T242] ? packet_sendmsg_spkt (af_packet.c:?) [ 15.218910][ T242] notifier_call_chain (kernel/notifier.c:85) [ 15.218916][ T242] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 15.218920][ T242] ? netif_change_name (net/core/dev.c:1517) [ 15.218922][ T242] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 15.218925][ T242] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 15.218928][ T242] ? __kernel_text_address (kernel/extable.c:79) [ 15.218930][ T242] ? write_profile (profile.c:?) [ 15.218935][ T242] netif_change_flags (net/core/dev.c:9882) [ 15.218938][ T242] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 15.218942][ T242] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 15.218944][ T242] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 15.218946][ T242] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 15.218948][ T242] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.218951][ T242] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.218953][ T242] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.218955][ T242] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.218958][ T242] ? kasan_save_stack (mm/kasan/common.c:58) [ 15.218960][ T242] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.218961][ T242] ? kasan_save_track (mm/kasan/common.c:78) [ 15.218964][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.218966][ T242] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 15.218968][ T242] ? ___sys_sendmsg (net/socket.c:2757) [ 15.218973][ T242] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.218975][ T242] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.218978][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.218980][ T242] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.218982][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.218983][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.218985][ T242] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 15.218987][ T242] ? __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) [ 15.218989][ T242] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 15.218991][ T242] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.218995][ T242] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 15.219000][ T242] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 15.219005][ T242] rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.219011][ T242] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.219013][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.219018][ T242] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.219020][ T242] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.219022][ T242] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.219024][ T242] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.219028][ T242] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.219031][ T242] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.219034][ T242] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.219036][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.219041][ T242] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.219043][ T242] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.219046][ T242] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.219048][ T242] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.219051][ T242] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.219057][ T242] ? 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)) [ 15.219059][ T242] ? 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)) [ 15.219063][ T242] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.219067][ T242] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.219069][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.219074][ T242] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.219077][ T242] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.219081][ T242] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.219087][ T242] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 15.219089][ T242] ? copy_msghdr_from_user (net/socket.c:2650) [ 15.219091][ T242] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 15.219092][ T242] ? move_addr_to_kernel (net/socket.c:258) [ 15.219099][ T242] ___sys_sendmsg (net/socket.c:2767) [ 15.219101][ T242] ? copy_msghdr_from_user (net/socket.c:2619) [ 15.219116][ T242] __sys_sendmsg (net/socket.c:2799) [ 15.219119][ T242] ? __sys_sendmsg_sock (net/socket.c:2780) [ 15.219125][ T242] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.219128][ T242] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.219130][ T242] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.219133][ T242] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.219135][ T242] RIP: 0033:0x7f2a5bdf954e [ 15.219138][ T242] 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 [ 15.219139][ T242] RSP: 002b:00007ffcbc462360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.219142][ T242] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2a5bdf954e [ 15.219143][ T242] RDX: 0000000000000000 RSI: 00007ffcbc462410 RDI: 0000000000000005 [ 15.219144][ T242] RBP: 00007ffcbc462370 R08: 0000000000000000 R09: 0000000000000000 [ 15.219145][ T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91c441 [ 15.219146][ T242] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbc462ae0 | [ 16.441842][ T38] softirqs last disabled at (80202): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 16.441844][ T38] Preemption disabled at: | [ 16.441845][ T38] 0x0 | [ 16.441855][ T38] Tainted: [W]=WARN [ 16.441856][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.441857][ T38] Workqueue: events_unbound linkwatch_event [ 16.441861][ T38] Call Trace: [ 16.441863][ T38] [ 16.441864][ T38] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.441870][ T38] __might_resched.cold (kernel/sched/core.c:9234) [ 16.441874][ T38] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.441878][ T38] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.441883][ T38] __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)) [ 16.441885][ T38] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.441891][ T38] ? 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) [ 16.441893][ T38] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.441897][ T38] put_chars (drivers/char/virtio_console.c:1176) [ 16.441900][ T38] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.441904][ T38] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.441909][ T38] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.441916][ T38] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.441919][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.441922][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.441926][ T38] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.441930][ T38] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.441934][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.441936][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.441940][ T38] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.441944][ T38] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.441945][ T38] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.441950][ T38] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.441953][ T38] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.441954][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.441956][ T38] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.441960][ T38] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.441962][ T38] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.441965][ T38] vprintk_emit (kernel/printk/printk.c:2479) [ 16.441968][ T38] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.441970][ T38] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.441972][ T38] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.441974][ T38] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.441979][ T38] _printk (kernel/printk/printk.c:2504) [ 16.441983][ T38] ? snapshot_read.cold (user.c:?) [ 16.441988][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.441992][ T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 16.441996][ T38] br_init_port (net/bridge/br_stp_if.c:39) [ 16.441999][ T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 16.442001][ T38] br_port_carrier_check (net/bridge/br_if.c:90) [ 16.442005][ T38] br_device_event (net/bridge/br.c:101) [ 16.442007][ T38] ? fib6_ifdown (net/ipv6/route.c:4976) [ 16.442010][ T38] ? packet_sendmsg_spkt (af_packet.c:?) [ 16.442016][ T38] notifier_call_chain (kernel/notifier.c:85) [ 16.442022][ T38] netif_state_change (net/core/dev.c:1625) [ 16.442026][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.442030][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 16.442033][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 16.442036][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.442039][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.442044][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 16.442046][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 16.442050][ T38] process_one_work (kernel/workqueue.c:3387) [ 16.442056][ T38] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.442058][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.442066][ T38] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.442072][ T38] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.442074][ T38] kthread (kernel/kthread.c:436) [ 16.442077][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.442080][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.442083][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.442087][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.442091][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.442094][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.442097][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 19.861767][ T38] softirqs last disabled at (101742): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 19.861770][ T38] Preemption disabled at: | [ 19.861770][ T38] 0x0 | [ 19.861780][ T38] Tainted: [W]=WARN [ 19.861781][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.861783][ T38] Workqueue: events_unbound linkwatch_event [ 19.861787][ T38] Call Trace: [ 19.861788][ T38] [ 19.861790][ T38] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.861796][ T38] __might_resched.cold (kernel/sched/core.c:9234) [ 19.861800][ T38] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.861803][ T38] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.861809][ T38] __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)) [ 19.861811][ T38] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.861818][ T38] ? 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) [ 19.861820][ T38] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.861823][ T38] put_chars (drivers/char/virtio_console.c:1176) [ 19.861827][ T38] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.861830][ T38] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.861836][ T38] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.861843][ T38] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.861846][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.861850][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.861854][ T38] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.861858][ T38] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.861862][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.861863][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.861868][ T38] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.861871][ T38] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.861873][ T38] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.861878][ T38] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.861881][ T38] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.861882][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.861884][ T38] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.861888][ T38] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.861890][ T38] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.861892][ T38] vprintk_emit (kernel/printk/printk.c:2479) [ 19.861896][ T38] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.861898][ T38] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.861900][ T38] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.861902][ T38] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.861907][ T38] _printk (kernel/printk/printk.c:2504) [ 19.861910][ T38] ? snapshot_read.cold (user.c:?) [ 19.861916][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.861920][ T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 19.861923][ T38] br_init_port (net/bridge/br_stp_if.c:39) [ 19.861926][ T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 19.861928][ T38] br_port_carrier_check (net/bridge/br_if.c:90) [ 19.861932][ T38] br_device_event (net/bridge/br.c:101) [ 19.861935][ T38] ? fib6_ifdown (net/ipv6/route.c:4976) [ 19.861938][ T38] ? packet_sendmsg_spkt (af_packet.c:?) [ 19.861944][ T38] notifier_call_chain (kernel/notifier.c:85) [ 19.861950][ T38] netif_state_change (net/core/dev.c:1625) [ 19.861954][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 19.861958][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 19.861961][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 19.861964][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.861967][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.861971][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 19.861974][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 19.861978][ T38] process_one_work (kernel/workqueue.c:3387) [ 19.861984][ T38] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 19.861986][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.861994][ T38] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 19.862000][ T38] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 19.862002][ T38] kthread (kernel/kthread.c:436) [ 19.862004][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.862008][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.862011][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 19.862015][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 19.862019][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 19.862022][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.862025][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.593635][ C2] softirqs last disabled at (818907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 31.593637][ C2] Preemption disabled at: | [ 31.593638][ C2] 0x0 | [ 31.593648][ C2] Tainted: [W]=WARN [ 31.593649][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.593650][ C2] Call Trace: [ 31.593652][ C2] [ 31.593654][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.593658][ C2] __might_resched.cold (kernel/sched/core.c:9234) [ 31.593662][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.593665][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.593668][ C2] __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)) [ 31.593672][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.593674][ C2] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.593679][ C2] ? 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) [ 31.593680][ C2] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.593682][ C2] put_chars (drivers/char/virtio_console.c:1176) [ 31.593685][ C2] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.593686][ C2] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 31.593689][ C2] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 31.593690][ C2] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 31.593693][ C2] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.593697][ C2] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.593699][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.593700][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.593701][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.593702][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.593705][ C2] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.593707][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.593708][ C2] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 31.593710][ C2] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 31.593712][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.593714][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.593715][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.593717][ C2] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 31.593718][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.593720][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.593722][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.593724][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.593725][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.593727][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.593728][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.593729][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.593731][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.593733][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.593735][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 31.593737][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.593738][ C2] ? common_startup_64 (arch/x86/kernel/head_64.S:418) [ 31.593742][ C2] _printk (kernel/printk/printk.c:2504) [ 31.593745][ C2] ? snapshot_read.cold (user.c:?) [ 31.593746][ C2] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 31.593749][ C2] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 31.593751][ C2] ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723) [ 31.593752][ C2] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1)) [ 31.593755][ C2] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 31.593758][ C2] mark_lock (kernel/locking/lockdep.c:4769) [ 31.593760][ C2] mark_usage (kernel/locking/lockdep.c:4658) [ 31.593762][ C2] __lock_acquire (kernel/locking/lockdep.c:5208) [ 31.593764][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.593766][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 31.593769][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.593771][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.593773][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 31.593774][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 31.593776][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 31.593777][ C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 31.593779][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 31.593780][ C2] call_timer_fn (kernel/time/timer.c:1748) [ 31.593782][ C2] ? detach_if_pending (./include/linux/list.h:1159) [ 31.593784][ C2] ? debug_object_active_state (lib/debugobjects.c:1122) [ 31.593787][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.593789][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.593790][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.593792][ C2] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 31.593794][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 31.593796][ C2] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 31.593797][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.593800][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.593802][ C2] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 31.593803][ C2] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 31.593804][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.593807][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.593808][ C2] handle_softirqs (kernel/softirq.c:645) [ 31.593810][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.593812][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 31.593814][ C2] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 31.593816][ C2] irq_exit_rcu (kernel/softirq.c:784) [ 31.593818][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 31.593820][ C2] [ 31.593821][ C2] [ 31.593822][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 31.593823][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 31.593825][ C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 31.593828][ C2] Code: 48 8b 3d 94 02 09 02 e8 1f 00 00 00 48 2b 05 58 93 a6 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 46 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 02 09 02 mov 0x2090294(%rip),%rdi # 0x209029b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 93 a6 00 sub 0xa69358(%rip),%rax # 0xa6936b 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 46 1b 00 verw 0x1b4613(%rip) # 0x1b463b 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 [ 31.593829][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 31.593832][ C2] RAX: 00000000000c7ed9 RBX: ff11000001bf46c0 RCX: ffffffffb5cfa307 [ 31.593834][ C2] RDX: ff11000001bf46c0 RSI: ffffffffb8ca7f5f RDI: ffffffffb868f560 [ 31.593835][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 31.593835][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 31.593836][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 31.593837][ C2] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 31.593841][ C2] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 31.593843][ C2] default_idle_call (kernel/sched/idle.c:122) [ 31.593844][ C2] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 31.593846][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 31.593848][ C2] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 31.593851][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.593852][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.593854][ C2] do_idle (kernel/sched/idle.c:355) [ 31.593855][ C2] cpu_startup_entry (kernel/sched/idle.c:454) [ 31.593857][ C2] start_secondary (arch/x86/kernel/smpboot.c:312) [ 31.593859][ C2] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 31.593861][ C2] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 31.645434][ C2] | [ 31.645492][ C2] | [ 31.645492][ C2] stack backtrace: | [ 31.645681][ C2] Tainted: [W]=WARN [ 31.645682][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.645683][ C2] Call Trace: [ 31.645683][ C2] [ 31.645684][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.645686][ C2] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 31.645689][ C2] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 31.645692][ C2] mark_lock (kernel/locking/lockdep.c:4769) [ 31.645694][ C2] mark_usage (kernel/locking/lockdep.c:4658) [ 31.645696][ C2] __lock_acquire (kernel/locking/lockdep.c:5208) [ 31.645698][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.645700][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 31.645702][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.645703][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.645705][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 31.645707][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 31.645708][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 31.645710][ C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) [ 31.645711][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 31.645713][ C2] call_timer_fn (kernel/time/timer.c:1748) [ 31.645714][ C2] ? detach_if_pending (./include/linux/list.h:1159) [ 31.645716][ C2] ? debug_object_active_state (lib/debugobjects.c:1122) [ 31.645717][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.645719][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.645721][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.645723][ C2] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 31.645724][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) [ 31.645726][ C2] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 31.645728][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.645730][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.645732][ C2] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 31.645734][ C2] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 31.645735][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.645737][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.645738][ C2] handle_softirqs (kernel/softirq.c:645) [ 31.645740][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.645742][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 31.645744][ C2] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 31.645746][ C2] irq_exit_rcu (kernel/softirq.c:784) [ 31.645747][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 31.645749][ C2] [ 31.645750][ C2] [ 31.645750][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 31.645752][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 31.645753][ C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 31.645755][ C2] Code: 48 8b 3d 94 02 09 02 e8 1f 00 00 00 48 2b 05 58 93 a6 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 46 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 02 09 02 mov 0x2090294(%rip),%rdi # 0x209029b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 93 a6 00 sub 0xa69358(%rip),%rax # 0xa6936b 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 46 1b 00 verw 0x1b4613(%rip) # 0x1b463b 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 [ 31.645756][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 31.645757][ C2] RAX: 00000000000c7ed9 RBX: ff11000001bf46c0 RCX: ffffffffb5cfa307 [ 31.645758][ C2] RDX: ff11000001bf46c0 RSI: ffffffffb8ca7f5f RDI: ffffffffb868f560 [ 31.645759][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 31.645760][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 31.645760][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 31.645762][ C2] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 31.645764][ C2] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 31.645766][ C2] default_idle_call (kernel/sched/idle.c:122) [ 31.645767][ C2] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 31.645769][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 31.645771][ C2] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 31.645773][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.645774][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.645776][ C2] do_idle (kernel/sched/idle.c:355) [ 31.645777][ C2] cpu_startup_entry (kernel/sched/idle.c:454) [ 31.645779][ C2] start_secondary (arch/x86/kernel/smpboot.c:312) [ 31.645781][ C2] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 31.645783][ C2] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 64.890621][ T38] softirqs last disabled at (121500): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 64.890623][ T38] Preemption disabled at: | [ 64.890624][ T38] 0x0 | [ 64.890633][ T38] Tainted: [W]=WARN [ 64.890634][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.890635][ T38] Workqueue: events_unbound linkwatch_event [ 64.890642][ T38] Call Trace: [ 64.890643][ T38] [ 64.890644][ T38] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 64.890649][ T38] __might_resched.cold (kernel/sched/core.c:9234) [ 64.890653][ T38] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 64.890656][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.890660][ T38] __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)) [ 64.890664][ T38] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 64.890666][ T38] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 64.890670][ T38] ? 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) [ 64.890671][ T38] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 64.890674][ T38] put_chars (drivers/char/virtio_console.c:1176) [ 64.890676][ T38] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 64.890679][ T38] ? __send_to_port (drivers/char/virtio_console.c:654) [ 64.890680][ T38] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 64.890682][ T38] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 64.890684][ T38] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 64.890689][ T38] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 64.890690][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.890692][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 64.890695][ T38] console_emit_next_record (kernel/printk/printk.c:3183) [ 64.890697][ T38] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 64.890698][ T38] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 64.890700][ T38] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 64.890702][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.890703][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.890704][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.890706][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 64.890708][ T38] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 64.890709][ T38] console_flush_one_record (kernel/printk/printk.c:3268) [ 64.890711][ T38] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 64.890713][ T38] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 64.890714][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 64.890716][ T38] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 64.890717][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.890718][ T38] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 64.890720][ T38] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 64.890722][ T38] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 64.890723][ T38] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 64.890725][ T38] ? vprintk_emit (kernel/printk/printk.c:2478) [ 64.890727][ T38] vprintk_emit (kernel/printk/printk.c:2479) [ 64.890729][ T38] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 64.890730][ T38] ? 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) [ 64.890731][ T38] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 64.890733][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.890734][ T38] _printk (kernel/printk/printk.c:2504) [ 64.890737][ T38] ? snapshot_read.cold (user.c:?) [ 64.890739][ T38] ? fib6_info_destroy_rcu (net/ipv6/ip6_fib.c:172 (discriminator 1)) [ 64.890741][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 64.890743][ T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 64.890746][ T38] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 64.890748][ T38] br_port_carrier_check (net/bridge/br_if.c:95) [ 64.890752][ T38] br_device_event (net/bridge/br.c:101) [ 64.890754][ T38] ? packet_sendmsg_spkt (af_packet.c:?) [ 64.890756][ T38] ? addrconf_notify (net/ipv6/addrconf.c:3749) [ 64.890758][ T38] notifier_call_chain (kernel/notifier.c:85) [ 64.890761][ T38] netif_state_change (net/core/dev.c:1625) [ 64.890764][ T38] ? dev_deactivate (net/sched/sch_generic.c:1419) [ 64.890767][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 64.890769][ T38] ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76) [ 64.890771][ T38] ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166) [ 64.890773][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 64.890775][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 64.890777][ T38] ? debug_object_active_state (lib/debugobjects.c:1122) [ 64.890780][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 64.890782][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 64.890784][ T38] process_one_work (kernel/workqueue.c:3387) [ 64.890788][ T38] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 64.890789][ T38] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 64.890791][ T38] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 64.890793][ T38] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 64.890795][ T38] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 64.890797][ T38] kthread (kernel/kthread.c:436) [ 64.890799][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 64.890802][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 64.890804][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 64.890807][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 64.890809][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 64.890812][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 64.890814][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 66.091739][ T393] softirqs last disabled at (0): 0x0 | [ 66.091740][ T393] Preemption disabled at: | [ 66.091741][ T393] 0x0 | [ 66.091749][ T393] Tainted: [W]=WARN [ 66.091750][ T393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.091752][ T393] Call Trace: [ 66.091753][ T393] [ 66.091754][ T393] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 66.091759][ T393] __might_resched.cold (kernel/sched/core.c:9234) [ 66.091763][ T393] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 66.091766][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091769][ 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)) [ 66.091773][ T393] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 66.091775][ T393] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 66.091780][ 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) [ 66.091781][ T393] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 66.091784][ T393] put_chars (drivers/char/virtio_console.c:1176) [ 66.091786][ T393] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 66.091789][ T393] ? __send_to_port (drivers/char/virtio_console.c:654) [ 66.091792][ T393] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 66.091796][ T393] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 66.091797][ T393] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 66.091799][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.091801][ T393] console_emit_next_record (kernel/printk/printk.c:3183) [ 66.091804][ T393] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 66.091805][ T393] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 66.091807][ T393] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 66.091809][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091811][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091812][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091813][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.091815][ T393] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 66.091816][ T393] console_flush_one_record (kernel/printk/printk.c:3268) [ 66.091818][ T393] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 66.091820][ T393] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 66.091822][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.091823][ T393] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 66.091824][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091826][ T393] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 66.091827][ T393] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 66.091829][ T393] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 66.091830][ T393] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 66.091833][ T393] ? vprintk_emit (kernel/printk/printk.c:2478) [ 66.091834][ T393] vprintk_emit (kernel/printk/printk.c:2479) [ 66.091836][ T393] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 66.091837][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091839][ T393] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 66.091842][ T393] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 66.091843][ T393] _printk (kernel/printk/printk.c:2504) [ 66.091846][ T393] ? snapshot_read.cold (user.c:?) [ 66.091848][ T393] ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820) [ 66.091852][ T393] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 66.091855][ T393] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 66.091857][ T393] br_device_event (net/bridge/br.c:111) [ 66.091860][ T393] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 66.091863][ T393] ? packet_sendmsg_spkt (af_packet.c:?) [ 66.091865][ T393] ? addrconf_notify (net/ipv6/addrconf.c:3812) [ 66.091868][ T393] notifier_call_chain (kernel/notifier.c:85) [ 66.091872][ T393] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 66.091875][ T393] ? netif_change_name (net/core/dev.c:1517) [ 66.091877][ T393] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 66.091879][ T393] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 66.091880][ T393] ? __kernel_text_address (kernel/extable.c:79) [ 66.091882][ T393] ? write_profile (profile.c:?) [ 66.091886][ T393] netif_change_flags (net/core/dev.c:9882) [ 66.091888][ T393] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 66.091891][ T393] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 66.091892][ T393] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 66.091894][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091895][ T393] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 66.091898][ T393] ? kasan_save_stack (mm/kasan/common.c:58) [ 66.091900][ T393] ? kasan_save_stack (mm/kasan/common.c:57) [ 66.091901][ T393] ? kasan_save_track (mm/kasan/common.c:78) [ 66.091902][ T393] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 66.091903][ T393] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 66.091904][ T393] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 66.091906][ T393] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 66.091908][ T393] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 66.091910][ T393] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.091912][ T393] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 66.091913][ T393] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 66.091915][ T393] ? ___sys_sendmsg (net/socket.c:2767) [ 66.091916][ T393] ? __sys_sendmsg (net/socket.c:2799) [ 66.091918][ T393] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 66.091919][ T393] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.091922][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091923][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.091925][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091926][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091927][ T393] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 66.091929][ 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) [ 66.091930][ T393] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 66.091931][ T393] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 66.091933][ T393] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 66.091935][ T393] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 66.091938][ T393] rtnl_newlink (net/core/rtnetlink.c:4215) [ 66.091940][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091942][ T393] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 66.091943][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.091945][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091947][ T393] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 66.091949][ T393] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 66.091951][ T393] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 66.091952][ T393] ? __kernel_text_address (kernel/extable.c:79) [ 66.091954][ T393] ? write_profile (profile.c:?) [ 66.091955][ T393] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 66.091958][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091959][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091961][ T393] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 66.091964][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.091965][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091967][ T393] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 66.091968][ T393] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 66.091971][ T393] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.091972][ T393] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 66.091974][ T393] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 66.091976][ T393] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 66.091978][ T393] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.091979][ T393] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 66.091981][ T393] ? netlink_ack (./include/linux/skbuff.h:2718) [ 66.091982][ T393] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 66.091985][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091986][ T393] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 66.091988][ T393] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.091990][ T393] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.091992][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091993][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.091994][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.091996][ T393] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 66.091998][ T393] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 66.092000][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.092001][ T393] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 66.092003][ T393] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 66.092005][ T393] ? copy_msghdr_from_user (net/socket.c:2650) [ 66.092006][ T393] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 66.092007][ T393] ? move_addr_to_kernel (net/socket.c:258) [ 66.092009][ T393] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 66.092011][ T393] ___sys_sendmsg (net/socket.c:2767) [ 66.092013][ T393] ? copy_msghdr_from_user (net/socket.c:2619) [ 66.092017][ T393] __sys_sendmsg (net/socket.c:2799) [ 66.092019][ T393] ? __sys_sendmsg_sock (net/socket.c:2780) [ 66.092021][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.092023][ T393] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 66.092024][ T393] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 66.092026][ T393] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.092028][ T393] RIP: 0033:0x7f46b8e3954e [ 66.092029][ 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 [ 66.092031][ T393] RSP: 002b:00007fff189a97c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.092035][ T393] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f46b8e3954e [ 66.092036][ T393] RDX: 0000000000000000 RSI: 00007fff189a9870 RDI: 0000000000000005 [ 66.092037][ T393] RBP: 00007fff189a97d0 R08: 0000000000000000 R09: 0000000000000000 [ 66.092038][ T393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91c474 [ 66.092039][ T393] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff189a9f40 | [ 67.240616][ T190] softirqs last disabled at (0): 0x0 | [ 67.240619][ T190] Preemption disabled at: | [ 67.240620][ T190] 0x0 | [ 67.240633][ T190] Tainted: [W]=WARN [ 67.240633][ T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.240635][ T190] Workqueue: events_unbound linkwatch_event [ 67.240641][ T190] Call Trace: [ 67.240643][ T190] [ 67.240644][ T190] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 67.240649][ T190] __might_resched.cold (kernel/sched/core.c:9234) [ 67.240652][ T190] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 67.240655][ T190] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 67.240658][ T190] ? record_print_text (kernel/printk/printk.c:1467) [ 67.240661][ T190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.240664][ T190] __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)) [ 67.240668][ T190] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 67.240669][ T190] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 67.240673][ T190] ? 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) [ 67.240674][ T190] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 67.240676][ T190] put_chars (drivers/char/virtio_console.c:1176) [ 67.240679][ T190] ? __send_to_port (drivers/char/virtio_console.c:654) [ 67.240681][ T190] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 67.240684][ T190] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 67.240688][ T190] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 67.240690][ T190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.240691][ T190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.240692][ T190] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 67.240695][ T190] console_emit_next_record (kernel/printk/printk.c:3183) [ 67.240697][ T190] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 67.240698][ T190] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 67.240700][ T190] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 67.240702][ T190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.240703][ T190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.240704][ T190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.240705][ T190] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 67.240707][ T190] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 67.240708][ T190] console_flush_one_record (kernel/printk/printk.c:3268) [ 67.240710][ T190] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 67.240712][ T190] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 67.240714][ T190] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 67.240715][ T190] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 67.240717][ T190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.240718][ T190] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 67.240719][ T190] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 67.240721][ T190] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 67.240723][ T190] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 67.240725][ T190] ? vprintk_emit (kernel/printk/printk.c:2478) [ 67.240726][ T190] vprintk_emit (kernel/printk/printk.c:2479) [ 67.240728][ T190] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 67.240729][ T190] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 67.240731][ T190] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 67.240732][ T190] _printk (kernel/printk/printk.c:2504) [ 67.240735][ T190] ? snapshot_read.cold (user.c:?) [ 67.240736][ T190] ? netif_get_link_ksettings (net/ethtool/ioctl.c:450) [ 67.240739][ T190] ? port_cost (net/bridge/br_if.c:40) [ 67.240743][ T190] ? br_multicast_flood (??:?) [ 67.240745][ T190] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 67.240747][ T190] br_init_port (net/bridge/br_stp_if.c:39) [ 67.240749][ T190] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 67.240751][ T190] br_port_carrier_check (net/bridge/br_if.c:90) [ 67.240753][ T190] br_device_event (net/bridge/br.c:101) [ 67.240755][ T190] ? fib6_ifdown (net/ipv6/route.c:4976) [ 67.240758][ T190] ? packet_sendmsg_spkt (af_packet.c:?) [ 67.240760][ T190] ? addrconf_notify (net/ipv6/addrconf.c:3764) [ 67.240762][ T190] notifier_call_chain (kernel/notifier.c:85) [ 67.240765][ T190] netif_state_change (net/core/dev.c:1625) [ 67.240768][ T190] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 67.240770][ T190] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 67.240772][ T190] __linkwatch_run_queue (net/core/link_watch.c:240) [ 67.240774][ T190] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 67.240776][ T190] ? debug_object_active_state (lib/debugobjects.c:1122) [ 67.240780][ T190] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 67.240782][ T190] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 67.240784][ T190] process_one_work (kernel/workqueue.c:3387) [ 67.240787][ T190] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 67.240789][ T190] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 67.240791][ T190] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 67.240793][ T190] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 67.240794][ T190] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 67.240795][ T190] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 67.240798][ T190] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 67.240799][ T190] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 67.240800][ T190] kthread (kernel/kthread.c:436) [ 67.240802][ T190] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 67.240805][ T190] ? kthread_affine_preferred (kernel/kthread.c:857) [ 67.240807][ T190] ret_from_fork (arch/x86/kernel/process.c:158) [ 67.240810][ T190] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 67.240812][ T190] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 67.240815][ T190] ? kthread_affine_preferred (kernel/kthread.c:857) [ 67.240817][ T190] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 70.509715][ T46] softirqs last disabled at (62173): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 70.509717][ T46] Preemption disabled at: | [ 70.509718][ T46] 0x0 | [ 70.509727][ T46] Tainted: [W]=WARN [ 70.509728][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.509730][ T46] Workqueue: events_unbound linkwatch_event [ 70.509737][ T46] Call Trace: [ 70.509738][ T46] [ 70.509740][ T46] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 70.509745][ T46] __might_resched.cold (kernel/sched/core.c:9234) [ 70.509748][ T46] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 70.509752][ T46] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 70.509754][ T46] ? record_print_text (kernel/printk/printk.c:1467) [ 70.509757][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.509760][ T46] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 70.509764][ T46] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 70.509765][ T46] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 70.509769][ T46] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 70.509770][ T46] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 70.509773][ T46] put_chars (drivers/char/virtio_console.c:1176) [ 70.509775][ T46] ? __send_to_port (drivers/char/virtio_console.c:654) [ 70.509777][ T46] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 70.509780][ T46] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 70.509784][ T46] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 70.509786][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.509787][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.509788][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.509791][ T46] console_emit_next_record (kernel/printk/printk.c:3183) [ 70.509793][ T46] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 70.509795][ T46] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 70.509796][ T46] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 70.509798][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.509799][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.509800][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.509801][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.509803][ T46] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 70.509805][ T46] console_flush_one_record (kernel/printk/printk.c:3268) [ 70.509807][ T46] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 70.509809][ T46] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 70.509810][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 70.509812][ T46] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 70.509813][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.509814][ T46] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 70.509816][ T46] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 70.509818][ T46] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 70.509820][ T46] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 70.509821][ T46] ? vprintk_emit (kernel/printk/printk.c:2478) [ 70.509823][ T46] vprintk_emit (kernel/printk/printk.c:2479) [ 70.509825][ T46] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 70.509826][ T46] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 70.509828][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 70.509829][ T46] _printk (kernel/printk/printk.c:2504) [ 70.509832][ T46] ? snapshot_read.cold (user.c:?) [ 70.509834][ T46] ? netif_get_link_ksettings (net/ethtool/ioctl.c:450) [ 70.509836][ T46] ? port_cost (net/bridge/br_if.c:40) [ 70.509839][ T46] ? br_multicast_flood (??:?) [ 70.509842][ T46] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 70.509844][ T46] br_init_port (net/bridge/br_stp_if.c:39) [ 70.509846][ T46] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 70.509848][ T46] br_port_carrier_check (net/bridge/br_if.c:90) [ 70.509850][ T46] br_device_event (net/bridge/br.c:101) [ 70.509852][ T46] ? fib6_ifdown (net/ipv6/route.c:4976) [ 70.509855][ T46] ? packet_sendmsg_spkt (af_packet.c:?) [ 70.509857][ T46] ? addrconf_notify (net/ipv6/addrconf.c:3764) [ 70.509860][ T46] notifier_call_chain (kernel/notifier.c:85) [ 70.509863][ T46] netif_state_change (net/core/dev.c:1625) [ 70.509866][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 70.509868][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 70.509870][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 70.509872][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 70.509874][ T46] ? debug_object_active_state (lib/debugobjects.c:1122) [ 70.509878][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 70.509880][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 70.509882][ T46] process_one_work (kernel/workqueue.c:3387) [ 70.509885][ T46] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 70.509886][ T46] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 70.509889][ T46] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 70.509890][ T46] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 70.509893][ T46] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 70.509894][ T46] kthread (kernel/kthread.c:436) [ 70.509896][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 70.509899][ T46] ? kthread_affine_preferred (kernel/kthread.c:857) [ 70.509901][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 70.509904][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 70.509906][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 70.509909][ T46] ? kthread_affine_preferred (kernel/kthread.c:857) [ 70.509911][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.790940][ T221] softirqs last disabled at (40910): bond_3ad_state_machine_handler (./include/linux/spinlock.h:353 drivers/net/bonding/bond_3ad.c:2564) | [ 114.790942][ T221] Preemption disabled at: | [ 114.790942][ T221] vprintk_emit (kernel/printk/printk.c:2471) | [ 114.790953][ T221] Tainted: [W]=WARN [ 114.790954][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.790956][ T221] Workqueue: netns cleanup_net [ 114.790961][ T221] Call Trace: [ 114.790963][ T221] [ 114.790964][ T221] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 114.790969][ T221] ? vprintk_emit (kernel/printk/printk.c:2471) [ 114.790970][ T221] __might_resched.cold (kernel/sched/core.c:9234) [ 114.790974][ T221] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 114.790977][ T221] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 114.790980][ T221] ? record_print_text (kernel/printk/printk.c:1467) [ 114.790982][ T221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.790985][ T221] __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)) [ 114.790988][ T221] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.790990][ T221] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 114.790994][ T221] ? 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) [ 114.790995][ T221] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 114.790998][ T221] put_chars (drivers/char/virtio_console.c:1176) [ 114.791000][ T221] ? __send_to_port (drivers/char/virtio_console.c:654) [ 114.791002][ T221] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 114.791005][ T221] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 114.791009][ T221] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 114.791011][ T221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.791012][ T221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.791013][ T221] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.791016][ T221] console_emit_next_record (kernel/printk/printk.c:3183) [ 114.791018][ T221] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 114.791019][ T221] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 114.791021][ T221] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 114.791023][ T221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.791024][ T221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.791025][ T221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.791026][ T221] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.791028][ T221] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 114.791029][ T221] console_flush_one_record (kernel/printk/printk.c:3268) [ 114.791031][ T221] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 114.791033][ T221] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 114.791035][ T221] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.791036][ T221] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 114.791038][ T221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.791039][ T221] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 114.791040][ T221] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 114.791042][ T221] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 114.791044][ T221] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 114.791046][ T221] ? vprintk_emit (kernel/printk/printk.c:2478) [ 114.791047][ T221] vprintk_emit (kernel/printk/printk.c:2479) [ 114.791049][ T221] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 114.791051][ T221] ? 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) [ 114.791052][ T221] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.791053][ T221] _printk (kernel/printk/printk.c:2504) [ 114.791056][ T221] ? snapshot_read.cold (user.c:?) [ 114.791058][ T221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.791059][ T221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.791062][ T221] ? 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) [ 114.791063][ T221] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 114.791065][ T221] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 114.791067][ T221] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 114.791069][ T221] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 114.791071][ T221] ? netdev_notice (net/core/dev.c:13194) [ 114.791073][ T221] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 114.791075][ T221] ? 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) [ 114.791077][ T221] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 114.791081][ T221] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.791082][ T221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.791084][ T221] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 114.791085][ T221] ? 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)) [ 114.791087][ T221] ? ipvlan_port_get (./include/linux/rcupdate.h:882 drivers/net/ipvlan/ipvlan_main.c:146) [ 114.791088][ T221] ? ipvlan_port_create (./include/linux/list.h:54 (discriminator 2) drivers/net/ipvlan/ipvlan_main.c:93 (discriminator 2)) [ 114.791089][ T221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.791092][ T221] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 114.791093][ T221] ? packet_sendmsg_spkt (af_packet.c:?) [ 114.791097][ T221] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 114.791098][ T221] ? 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)) [ 114.791101][ T221] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 114.791103][ T221] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 114.791106][ T221] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 114.791107][ T221] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 114.791109][ T221] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.791112][ T221] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:154 (discriminator 1) net/ipv4/nexthop.c:4172 (discriminator 1)) [ 114.791115][ T221] ops_undo_list (net/core/net_namespace.c:188 net/core/net_namespace.c:249) [ 114.791117][ T221] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 114.791118][ T221] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 114.791122][ T221] cleanup_net (net/core/net_namespace.c:706) [ 114.791123][ T221] ? net_passive_dec (./include/linux/llist.h:241) [ 114.791124][ T221] ? update_load_avg (kernel/sched/fair.c:5864) [ 114.791127][ T221] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.791128][ T221] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.791130][ T221] process_one_work (kernel/workqueue.c:3387) [ 114.791133][ T221] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 114.791135][ T221] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.791137][ T221] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 114.791139][ T221] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 114.791140][ T221] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 114.791142][ T221] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 114.791144][ T221] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 114.791145][ T221] kthread (kernel/kthread.c:436) [ 114.791147][ T221] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.791148][ T221] ? kthread_affine_preferred (kernel/kthread.c:857) [ 114.791150][ T221] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.791153][ T221] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 114.791155][ T221] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.791158][ T221] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: br_port_carrier_check:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print br_stp_enable_bridge:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print inet6_fill_ifla6_attrs:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record br_device_event:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock bond_3ad_state_machine_handler:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars