====================================== | [ 10.091528][ T180] softirqs last disabled at (22164): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.091530][ T180] Preemption disabled at: | [ 10.091530][ T180] 0x0 | [ 10.091541][ T180] Tainted: [W]=WARN [ 10.091541][ T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.091543][ T180] Call Trace: [ 10.091544][ T180] [ 10.091546][ T180] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.091551][ T180] __might_resched.cold (kernel/sched/core.c:9234) [ 10.091557][ T180] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.091560][ T180] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.091565][ T180] __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)) [ 10.091568][ T180] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.091574][ T180] ? 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) [ 10.091577][ T180] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.091580][ T180] put_chars (drivers/char/virtio_console.c:1176) [ 10.091583][ T180] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.091590][ T180] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.091596][ T180] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.091599][ T180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.091604][ T180] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.091607][ T180] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.091608][ T180] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 10.091611][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.091614][ T180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.091618][ T180] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.091622][ T180] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.091623][ T180] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.091628][ T180] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.091631][ T180] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.091632][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.091634][ T180] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.091637][ T180] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.091639][ T180] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.091642][ T180] vprintk_emit (kernel/printk/printk.c:2479) [ 10.091645][ T180] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.091648][ T180] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.091652][ T180] _printk (kernel/printk/printk.c:2504) [ 10.091655][ T180] ? snapshot_read.cold (user.c:?) [ 10.091658][ T180] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.091661][ T180] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.091665][ T180] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.091668][ T180] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.091672][ T180] ? exit_notify (kernel/exit.c:780) [ 10.091673][ T180] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.091676][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.091679][ T180] do_group_exit (kernel/exit.c:1151) [ 10.091683][ T180] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.091686][ T180] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.091689][ T180] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.091693][ T180] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.091696][ T180] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.091698][ T180] RIP: 0033:0x7fd2bc91e1b8 [ 10.091700][ T180] Code: Unable to access opcode bytes at 0x7fd2bc91e18e. Code starting with the faulting instruction =========================================== [ 10.091701][ T180] RSP: 002b:00007ffe5042b908 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.091703][ T180] RAX: ffffffffffffffda RBX: 00007fd2bca4ef88 RCX: 00007fd2bc91e1b8 [ 10.091705][ T180] RDX: 00007fd2bc668fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.091706][ T180] RBP: 00007ffe5042b960 R08: 0000000000000000 R09: 0000000000000050 [ 10.091707][ T180] R10: 00007ffe5042b720 R11: 0000000000000246 R12: 0000000000000001 [ 10.091707][ T180] R13: 0000000000000000 R14: 00007fd2bca4d680 R15: 00007fd2bca4efa0 | [ 11.134596][ T209] softirqs last disabled at (25338): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 11.134598][ T209] Preemption disabled at: | [ 11.134599][ T209] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.134608][ T209] Tainted: [W]=WARN [ 11.134609][ T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.134611][ T209] Call Trace: [ 11.134612][ T209] [ 11.134613][ T209] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.134618][ T209] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.134620][ T209] __might_resched.cold (kernel/sched/core.c:9234) [ 11.134625][ T209] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.134628][ T209] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.134633][ T209] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 11.134636][ T209] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.134642][ T209] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.134645][ T209] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.134648][ T209] put_chars (drivers/char/virtio_console.c:1176) [ 11.134651][ T209] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.134653][ T209] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 11.134658][ T209] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 11.134662][ T209] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.134665][ T209] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.134667][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.134669][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.134673][ T209] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.134675][ T209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.134679][ T209] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.134683][ T209] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.134687][ T209] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.134688][ T209] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 11.134691][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.134694][ T209] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.134699][ T209] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.134702][ T209] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.134704][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.134709][ T209] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.134712][ T209] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.134713][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.134715][ T209] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.134719][ T209] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.134721][ T209] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.134724][ T209] vprintk_emit (kernel/printk/printk.c:2479) [ 11.134727][ T209] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.134729][ T209] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.134731][ T209] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 11.134736][ T209] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.134740][ T209] _printk (kernel/printk/printk.c:2504) [ 11.134743][ T209] ? snapshot_read.cold (user.c:?) [ 11.134747][ T209] ? br_multicast_flood (??:?) bridge [ 11.134760][ T209] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.134762][ T209] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.134763][ T209] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.134767][ T209] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 11.134778][ T209] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 11.134787][ T209] new_nbp (net/bridge/br_if.c:449) bridge [ 11.134796][ T209] br_add_if (net/bridge/br_if.c:592) bridge [ 11.134803][ T209] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.134808][ T209] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.134813][ T209] do_set_master (net/core/rtnetlink.c:3071) [ 11.134819][ T209] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.134822][ T209] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.134825][ T209] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.134826][ T209] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.134829][ T209] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.134833][ T209] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.134836][ T209] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.134838][ T209] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.134841][ T209] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.134843][ T209] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.134845][ T209] ? kasan_save_track (mm/kasan/common.c:78) [ 11.134848][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.134850][ T209] ? netlink_update_listeners (net/netlink/af_netlink.c:532) [ 11.134853][ T209] ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763) [ 11.134857][ T209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.134859][ T209] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.134862][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.134864][ T209] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.134866][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.134867][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.134869][ T209] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.134872][ T209] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 11.134873][ T209] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.134876][ T209] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.134879][ T209] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.134881][ T209] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.134887][ T209] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.134892][ T209] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.134897][ T209] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.134899][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.134904][ T209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.134906][ T209] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.134908][ T209] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.134910][ T209] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.134914][ T209] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.134916][ T209] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.134919][ T209] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.134920][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.134925][ T209] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.134927][ T209] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.134931][ T209] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.134932][ T209] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.134935][ T209] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.134942][ T209] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 11.134943][ T209] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 11.134947][ T209] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.134951][ T209] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.134954][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3)) [ 11.134958][ T209] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.134962][ T209] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.134963][ T209] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.134966][ T209] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.134970][ T209] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.134974][ T209] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.134976][ T209] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.134978][ T209] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.134980][ T209] ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1)) [ 11.134987][ T209] ___sys_sendmsg (net/socket.c:2767) [ 11.134990][ T209] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.135006][ T209] __sys_sendmsg (net/socket.c:2799) [ 11.135009][ T209] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.135020][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.135025][ T209] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.135028][ T209] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.135031][ T209] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.135033][ T209] RIP: 0033:0x7fa2d598d54e [ 11.135037][ T209] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 11.135038][ T209] RSP: 002b:00007fff47cbff40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.135041][ T209] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa2d598d54e [ 11.135043][ T209] RDX: 0000000000000000 RSI: 00007fff47cbfff0 RDI: 0000000000000005 [ 11.135043][ T209] RBP: 00007fff47cbff50 R08: 0000000000000000 R09: 0000000000000000 [ 11.135044][ T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918681 [ 11.135045][ T209] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff47cc06c0 | [ 12.651061][ T110] softirqs last disabled at (32780): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge | [ 12.651072][ T110] Preemption disabled at: | [ 12.651072][ T110] 0x0 | [ 12.651082][ T110] Tainted: [W]=WARN [ 12.651083][ T110] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.651085][ T110] Workqueue: events_unbound linkwatch_event [ 12.651088][ T110] Call Trace: [ 12.651090][ T110] [ 12.651092][ T110] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.651098][ T110] __might_resched.cold (kernel/sched/core.c:9234) [ 12.651102][ T110] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.651106][ T110] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.651111][ T110] __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)) [ 12.651113][ T110] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.651120][ T110] ? 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) [ 12.651123][ T110] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.651126][ T110] put_chars (drivers/char/virtio_console.c:1176) [ 12.651129][ T110] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.651131][ T110] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 12.651135][ T110] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 12.651139][ T110] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.651143][ T110] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.651145][ T110] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.651146][ T110] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.651151][ T110] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.651152][ T110] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.651157][ T110] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.651161][ T110] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.651165][ T110] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.651166][ T110] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 12.651169][ T110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.651172][ T110] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.651176][ T110] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.651180][ T110] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.651181][ T110] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.651187][ T110] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.651189][ T110] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.651190][ T110] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.651192][ T110] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.651196][ T110] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.651198][ T110] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.651200][ T110] vprintk_emit (kernel/printk/printk.c:2479) [ 12.651204][ T110] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.651210][ T110] _printk (kernel/printk/printk.c:2504) [ 12.651213][ T110] ? snapshot_read.cold (user.c:?) [ 12.651219][ T110] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.651223][ T110] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 12.651234][ T110] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 12.651246][ T110] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge [ 12.651255][ T110] br_port_carrier_check (net/bridge/br_if.c:90) bridge [ 12.651267][ T110] br_device_event (net/bridge/br.c:101) bridge [ 12.651277][ T110] ? _sub_I_65535_1+0x4d0/0x4d0 stp [ 12.651279][ T110] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 12.651286][ T110] notifier_call_chain (kernel/notifier.c:85) [ 12.651293][ T110] netif_state_change (net/core/dev.c:1625) [ 12.651298][ T110] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 12.651302][ T110] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 12.651304][ T110] __linkwatch_run_queue (net/core/link_watch.c:240) [ 12.651308][ T110] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.651310][ T110] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.651315][ T110] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 12.651317][ T110] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 12.651320][ T110] process_one_work (kernel/workqueue.c:3387) [ 12.651327][ T110] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 12.651329][ T110] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.651337][ T110] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 12.651341][ T110] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 12.651343][ T110] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 12.651346][ T110] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 12.651348][ T110] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 12.651350][ T110] kthread (kernel/kthread.c:436) [ 12.651352][ T110] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.651355][ T110] ? kthread_affine_preferred (kernel/kthread.c:857) [ 12.651358][ T110] ret_from_fork (arch/x86/kernel/process.c:158) [ 12.651362][ T110] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 12.651366][ T110] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 12.651368][ T110] ? kthread_affine_preferred (kernel/kthread.c:857) [ 12.651371][ T110] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 13.997782][ T12] softirqs last disabled at (7980): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan | [ 13.997787][ T12] Preemption disabled at: | [ 13.997787][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 13.997796][ T12] Tainted: [W]=WARN [ 13.997797][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.997799][ T12] Workqueue: netns cleanup_net [ 13.997802][ T12] Call Trace: [ 13.997804][ T12] [ 13.997806][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.997811][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 13.997813][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 13.997817][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.997820][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.997826][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 13.997828][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.997835][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 13.997837][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.997841][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 13.997844][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.997847][ T12] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 13.997853][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.997856][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.997861][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.997864][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.997870][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.997874][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.997875][ T12] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 13.997878][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.997880][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.997884][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.997888][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.997889][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.997895][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.997897][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.997898][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.997900][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.997904][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.997906][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.997909][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 13.997912][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.997914][ T12] ? cleanup_net (net/core/net_namespace.c:706) [ 13.997916][ T12] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 13.997917][ T12] ? kthread (kernel/kthread.c:436) [ 13.997919][ T12] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 13.997922][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 13.997928][ T12] _printk (kernel/printk/printk.c:2504) [ 13.997931][ T12] ? snapshot_read.cold (user.c:?) [ 13.997936][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 13.997939][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 13.997943][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 13.997946][ T12] ? netdev_notice (net/core/dev.c:13194) [ 13.997950][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.997952][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 13.997955][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 13.997957][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 13.997960][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 13.997964][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 13.997968][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 13.997983][ T12] br_dev_delete (net/bridge/br_if.c:387) bridge [ 13.997992][ T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 13.998000][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 13.998004][ T12] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 13.998008][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 13.998010][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.998013][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 13.998018][ T12] cleanup_net (net/core/net_namespace.c:706) [ 13.998021][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 13.998025][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.998035][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.998038][ T12] process_one_work (kernel/workqueue.c:3387) [ 13.998044][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 13.998047][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.998055][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 13.998061][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.998063][ T12] kthread (kernel/kthread.c:436) [ 13.998065][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.998068][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.998071][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.998074][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 13.998078][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.998081][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print br_port_carrier_check:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print vxlan_flush:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars