====================================== | [ 9.896032][ T170] softirqs last disabled at (38078): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.896035][ T170] Preemption disabled at: | [ 9.896036][ T170] 0x0 | [ 9.896046][ T170] Tainted: [W]=WARN [ 9.896047][ T170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.896049][ T170] Call Trace: [ 9.896051][ T170] [ 9.896053][ T170] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.896059][ T170] __might_resched.cold (kernel/sched/core.c:9234) [ 9.896064][ T170] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.896067][ T170] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.896073][ T170] __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)) [ 9.896075][ T170] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.896082][ T170] ? 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) [ 9.896084][ T170] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.896088][ T170] put_chars (drivers/char/virtio_console.c:1176) [ 9.896091][ T170] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.896093][ T170] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 9.896096][ T170] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.896100][ T170] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.896105][ T170] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.896109][ T170] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.896111][ T170] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.896116][ T170] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.896119][ T170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.896122][ T170] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.896126][ T170] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.896130][ T170] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.896134][ T170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.896136][ T170] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.896140][ T170] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.896144][ T170] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.896145][ T170] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.896151][ T170] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.896154][ T170] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.896155][ T170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.896157][ T170] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.896161][ T170] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.896163][ T170] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.896166][ T170] vprintk_emit (kernel/printk/printk.c:2479) [ 9.896169][ T170] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.896172][ T170] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.896177][ T170] _printk (kernel/printk/printk.c:2504) [ 9.896180][ T170] ? snapshot_read.cold (user.c:?) [ 9.896183][ T170] ? 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) [ 9.896185][ T170] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.896189][ T170] ? 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) [ 9.896191][ T170] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.896195][ T170] ? exit_notify (kernel/exit.c:780) [ 9.896197][ T170] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.896200][ T170] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.896204][ T170] do_group_exit (kernel/exit.c:1151) [ 9.896207][ T170] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.896209][ T170] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.896212][ T170] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.896214][ T170] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.896218][ T170] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.896220][ T170] RIP: 0033:0x7f0b116171b8 [ 9.896223][ T170] Code: Unable to access opcode bytes at 0x7f0b1161718e. Code starting with the faulting instruction =========================================== [ 9.896224][ T170] RSP: 002b:00007fff9ceb79f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.896226][ T170] RAX: ffffffffffffffda RBX: 00007f0b11747f88 RCX: 00007f0b116171b8 [ 9.896228][ T170] RDX: 00007f0b11361fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.896229][ T170] RBP: 00007fff9ceb7a50 R08: 0000000000000000 R09: 0000000000000000 [ 9.896229][ T170] R10: 00007fff9ceb7810 R11: 0000000000000246 R12: 0000000000000001 [ 9.896230][ T170] R13: 0000000000000000 R14: 00007f0b11746680 R15: 00007f0b11747fa0 | [ 14.505534][ T181] softirqs last disabled at (28858): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 14.505537][ T181] Preemption disabled at: | [ 14.505537][ T181] vprintk_emit (kernel/printk/printk.c:2471) | [ 14.505546][ T181] Tainted: [W]=WARN [ 14.505547][ T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.505549][ T181] Call Trace: [ 14.505551][ T181] [ 14.505553][ T181] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.505558][ T181] ? vprintk_emit (kernel/printk/printk.c:2471) [ 14.505560][ T181] __might_resched.cold (kernel/sched/core.c:9234) [ 14.505564][ T181] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.505571][ 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) [ 14.505576][ 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)) [ 14.505579][ T181] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.505585][ 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) [ 14.505587][ T181] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.505591][ T181] put_chars (drivers/char/virtio_console.c:1176) [ 14.505594][ T181] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.505598][ T181] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.505602][ T181] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.505605][ T181] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.505609][ T181] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.505613][ T181] ? mark_usage (kernel/locking/lockdep.c:4690) [ 14.505615][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.505617][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.505621][ T181] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.505624][ T181] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 14.505626][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.505628][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.505633][ T181] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.505636][ T181] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.505640][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.505642][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.505651][ T181] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.505654][ T181] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.505656][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.505661][ T181] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.505664][ T181] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.505665][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.505667][ T181] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.505671][ T181] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.505673][ T181] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.505676][ T181] vprintk_emit (kernel/printk/printk.c:2479) [ 14.505679][ T181] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.505681][ T181] ? packet_sendmsg_spkt (af_packet.c:?) [ 14.505687][ T181] _printk (kernel/printk/printk.c:2504) [ 14.505691][ T181] ? snapshot_read.cold (user.c:?) [ 14.505695][ T181] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 14.505698][ T181] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 14.505702][ T181] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 14.505704][ T181] ? netdev_notice (net/core/dev.c:13194) [ 14.505709][ T181] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 14.505712][ T181] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 14.505716][ T181] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 14.505722][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.505724][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.505727][ T181] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 14.505732][ T181] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.505734][ T181] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.505741][ T181] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 14.505746][ T181] do_set_master (net/core/rtnetlink.c:3055) [ 14.505751][ T181] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 14.505755][ T181] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 14.505758][ T181] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 14.505760][ T181] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 14.505762][ T181] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 14.505765][ T181] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.505768][ T181] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.505770][ T181] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.505773][ T181] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.505775][ T181] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.505776][ T181] ? kasan_save_track (mm/kasan/common.c:78) [ 14.505779][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.505781][ T181] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 14.505784][ T181] ? ___sys_sendmsg (net/socket.c:2757) [ 14.505788][ T181] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.505790][ T181] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.505794][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.505796][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.505797][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.505799][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.505801][ T181] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 14.505803][ T181] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 14.505806][ T181] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 14.505808][ T181] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.505812][ T181] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 14.505814][ T181] ? nla_get_range_signed (lib/nlattr.c:270) [ 14.505820][ T181] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 14.505825][ T181] rtnl_newlink (net/core/rtnetlink.c:4215) [ 14.505831][ T181] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.505834][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.505838][ T181] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.505840][ T181] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.505843][ T181] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.505845][ T181] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.505849][ T181] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.505852][ T181] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 14.505855][ T181] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.505857][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.505862][ T181] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.505864][ T181] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.505867][ T181] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 14.505870][ T181] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.505873][ T181] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.505879][ T181] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 14.505881][ T181] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 14.505885][ T181] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.505889][ T181] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.505892][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.505896][ T181] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 14.505900][ T181] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 14.505904][ T181] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.505910][ T181] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 14.505912][ T181] ? copy_msghdr_from_user (net/socket.c:2650) [ 14.505914][ T181] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 14.505915][ T181] ? move_addr_to_kernel (net/socket.c:258) [ 14.505922][ T181] ___sys_sendmsg (net/socket.c:2767) [ 14.505925][ T181] ? copy_msghdr_from_user (net/socket.c:2619) [ 14.505940][ T181] __sys_sendmsg (net/socket.c:2799) [ 14.505943][ T181] ? __sys_sendmsg_sock (net/socket.c:2780) [ 14.505949][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.505952][ T181] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.505954][ T181] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.505957][ T181] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.505960][ T181] RIP: 0033:0x7f8c4026e54e [ 14.505964][ T181] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 14.505966][ T181] RSP: 002b:00007ffe35aefda0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.505968][ T181] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8c4026e54e [ 14.505970][ T181] RDX: 0000000000000000 RSI: 00007ffe35aefe50 RDI: 0000000000000005 [ 14.505971][ T181] RBP: 00007ffe35aefdb0 R08: 0000000000000000 R09: 0000000000000000 [ 14.505971][ T181] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915fa9 [ 14.505972][ T181] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe35af0510 | [ 18.973083][ T71] softirqs last disabled at (10232): xfrm_dev_policy_flush (./include/linux/spinlock.h:353 net/xfrm/xfrm_policy.c:1857) | [ 18.973085][ T71] Preemption disabled at: | [ 18.973086][ T71] vprintk_emit (kernel/printk/printk.c:2471) | [ 18.973095][ T71] Tainted: [W]=WARN [ 18.973096][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.973098][ T71] Workqueue: netns cleanup_net [ 18.973101][ T71] Call Trace: [ 18.973103][ T71] [ 18.973105][ T71] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.973110][ T71] ? vprintk_emit (kernel/printk/printk.c:2471) [ 18.973112][ T71] __might_resched.cold (kernel/sched/core.c:9234) [ 18.973117][ T71] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 18.973121][ T71] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 18.973126][ T71] __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)) [ 18.973129][ T71] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.973136][ T71] ? 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) [ 18.973138][ T71] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.973142][ T71] put_chars (drivers/char/virtio_console.c:1176) [ 18.973146][ T71] ? __send_to_port (drivers/char/virtio_console.c:654) [ 18.973150][ T71] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 18.973155][ T71] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 18.973159][ T71] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.973164][ T71] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 18.973168][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.973174][ T71] console_emit_next_record (kernel/printk/printk.c:3183) [ 18.973178][ T71] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.973182][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.973184][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.973188][ T71] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.973192][ T71] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.973194][ T71] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.973200][ T71] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.973202][ T71] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.973204][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.973206][ T71] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 18.973210][ T71] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.973212][ T71] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.973215][ T71] vprintk_emit (kernel/printk/printk.c:2479) [ 18.973219][ T71] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.973220][ T71] ? packet_sendmsg_spkt (af_packet.c:?) [ 18.973227][ T71] _printk (kernel/printk/printk.c:2504) [ 18.973231][ T71] ? snapshot_read.cold (user.c:?) [ 18.973236][ T71] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 18.973239][ T71] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 18.973242][ T71] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 18.973245][ T71] ? netdev_notice (net/core/dev.c:13194) [ 18.973250][ T71] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 18.973252][ T71] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 18.973257][ T71] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 18.973264][ T71] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 18.973267][ T71] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.973272][ T71] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.973279][ T71] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 18.973282][ T71] ? bond_slave_netdev_event.isra.0 (drivers/net/bonding/bond_main.c:3963 (discriminator 3)) [ 18.973284][ T71] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 18.973287][ T71] bond_netdev_event (drivers/net/bonding/bond_main.c:4090) [ 18.973290][ T71] notifier_call_chain (kernel/notifier.c:85) [ 18.973297][ T71] unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518) [ 18.973302][ T71] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 18.973310][ T71] default_device_exit_batch (net/core/dev.c:12589 net/core/dev.c:13288) [ 18.973313][ T71] ? generic_xdp_install (./include/linux/netdevice.h:5716 (discriminator 3)) [ 18.973316][ T71] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 18.973318][ T71] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 18.973320][ T71] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:154 (discriminator 1) net/ipv4/nexthop.c:4172 (discriminator 1)) [ 18.973326][ T71] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 18.973329][ T71] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 18.973333][ T71] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 18.973334][ T71] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.973338][ T71] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 18.973343][ T71] cleanup_net (net/core/net_namespace.c:706) [ 18.973346][ T71] ? net_passive_dec (./include/linux/llist.h:241) [ 18.973349][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.973351][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.973355][ T71] process_one_work (kernel/workqueue.c:3387) [ 18.973362][ T71] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 18.973364][ T71] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.973372][ T71] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 18.973376][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 18.973377][ T71] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 18.973381][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 18.973383][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 18.973385][ T71] kthread (kernel/kthread.c:436) [ 18.973387][ T71] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.973390][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) [ 18.973393][ T71] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.973398][ T71] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 18.973401][ T71] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.973405][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print xfrm_dev_policy_flush:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars