====================================== | [ 9.606284][ T182] softirqs last disabled at (22768): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 9.606287][ T182] Preemption disabled at: | [ 9.606287][ T182] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.606296][ T182] Tainted: [W]=WARN [ 9.606297][ T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.606298][ T182] Call Trace: [ 9.606300][ T182] [ 9.606302][ T182] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.606306][ T182] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.606308][ T182] __might_resched.cold (kernel/sched/core.c:9234) [ 9.606313][ T182] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.606316][ T182] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.606322][ T182] __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)) [ 9.606324][ T182] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.606330][ T182] ? 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) [ 9.606333][ T182] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.606336][ T182] put_chars (drivers/char/virtio_console.c:1176) [ 9.606339][ T182] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 9.606341][ T182] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.606344][ T182] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 9.606350][ T182] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.606357][ T182] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.606360][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.606363][ T182] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.606367][ T182] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.606371][ T182] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.606374][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.606376][ T182] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.606380][ T182] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.606384][ T182] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.606385][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.606391][ T182] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.606393][ T182] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.606394][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.606396][ T182] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.606400][ T182] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.606402][ T182] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.606405][ T182] vprintk_emit (kernel/printk/printk.c:2479) [ 9.606408][ T182] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.606410][ T182] ? save_trace (kernel/locking/lockdep.c:589) [ 9.606414][ T182] _printk (kernel/printk/printk.c:2504) [ 9.606418][ T182] ? snapshot_read.cold (user.c:?) [ 9.606421][ T182] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 9.606423][ T182] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 9.606427][ T182] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 9.606429][ T182] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 9.606432][ T182] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 9.606434][ T182] ? netdev_notice (net/core/dev.c:13194) [ 9.606436][ T182] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.606439][ T182] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.606442][ T182] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 9.606445][ T182] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 9.606448][ T182] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 9.606450][ T182] ? register_netdev (net/core/dev.c:11618) [ 9.606452][ T182] ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2)) [ 9.606458][ T182] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 9.606460][ T182] ? __kernel_text_address (kernel/extable.c:79) [ 9.606462][ T182] ? write_profile (profile.c:?) [ 9.606466][ T182] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 9.606472][ T182] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 9.606475][ T182] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 9.606477][ T182] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 9.606479][ T182] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 9.606482][ T182] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 9.606485][ T182] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.606488][ T182] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.606489][ T182] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.606492][ T182] ? kasan_save_stack (mm/kasan/common.c:58) [ 9.606494][ T182] ? kasan_save_stack (mm/kasan/common.c:57) [ 9.606495][ T182] ? kasan_save_track (mm/kasan/common.c:78) [ 9.606498][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.606500][ T182] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 9.606502][ T182] ? ___sys_sendmsg (net/socket.c:2757) [ 9.606507][ T182] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.606509][ T182] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 9.606512][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.606514][ T182] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.606516][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.606517][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.606519][ T182] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 9.606522][ T182] ? __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) [ 9.606524][ T182] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 9.606526][ T182] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 9.606530][ T182] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 9.606532][ T182] ? nla_get_range_signed (lib/nlattr.c:270) [ 9.606538][ T182] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 9.606543][ T182] rtnl_newlink (net/core/rtnetlink.c:4215) [ 9.606549][ T182] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.606551][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.606556][ T182] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.606558][ T182] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.606560][ T182] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.606562][ T182] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.606566][ T182] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.606569][ T182] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 9.606572][ T182] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.606574][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.606578][ T182] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.606580][ T182] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.606584][ T182] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 9.606586][ T182] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.606589][ T182] ? netlink_ack (./include/linux/skbuff.h:2718) [ 9.606595][ T182] ? 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)) [ 9.606597][ T182] ? 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)) [ 9.606601][ T182] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 9.606606][ T182] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 9.606614][ T182] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.606618][ T182] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 9.606622][ T182] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 9.606626][ T182] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.606632][ T182] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 9.606634][ T182] ? copy_msghdr_from_user (net/socket.c:2650) [ 9.606636][ T182] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 9.606637][ T182] ? move_addr_to_kernel (net/socket.c:258) [ 9.606644][ T182] ___sys_sendmsg (net/socket.c:2767) [ 9.606646][ T182] ? copy_msghdr_from_user (net/socket.c:2619) [ 9.606661][ T182] __sys_sendmsg (net/socket.c:2799) [ 9.606664][ T182] ? __sys_sendmsg_sock (net/socket.c:2780) [ 9.606670][ T182] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.606673][ T182] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.606675][ T182] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.606678][ T182] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.606680][ T182] RIP: 0033:0x7f645bd8954e [ 9.606684][ T182] 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 [ 9.606686][ T182] RSP: 002b:00007fff840062a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 9.606688][ T182] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f645bd8954e [ 9.606690][ T182] RDX: 0000000000000000 RSI: 00007fff84006350 RDI: 0000000000000005 [ 9.606691][ T182] RBP: 00007fff840062b0 R08: 0000000000000000 R09: 0000000000000000 [ 9.606691][ T182] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae46 [ 9.606692][ T182] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff84006a10 | [ 10.608186][ T233] softirqs last disabled at (41222): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 10.608188][ T233] Preemption disabled at: | [ 10.608188][ T233] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.608197][ T233] Tainted: [W]=WARN [ 10.608198][ T233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.608200][ T233] Call Trace: [ 10.608202][ T233] [ 10.608206][ T233] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.608211][ T233] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.608213][ T233] __might_resched.cold (kernel/sched/core.c:9234) [ 10.608217][ T233] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.608221][ T233] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.608226][ T233] __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)) [ 10.608229][ T233] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.608235][ T233] ? 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) [ 10.608237][ T233] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.608240][ T233] put_chars (drivers/char/virtio_console.c:1176) [ 10.608244][ T233] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.608246][ T233] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.608250][ T233] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.608253][ T233] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.608258][ T233] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.608262][ T233] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.608267][ T233] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.608270][ T233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.608275][ T233] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.608278][ T233] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.608282][ T233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.608284][ T233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.608288][ T233] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.608291][ T233] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.608293][ T233] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.608298][ T233] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.608300][ T233] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.608302][ T233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.608304][ T233] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.608307][ T233] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.608309][ T233] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.608312][ T233] vprintk_emit (kernel/printk/printk.c:2479) [ 10.608316][ T233] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.608318][ T233] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.608320][ T233] ? flush_tlb_mm_range (arch/x86/mm/tlb.c:1431 (discriminator 1)) [ 10.608325][ T233] _printk (kernel/printk/printk.c:2504) [ 10.608329][ T233] ? snapshot_read.cold (user.c:?) [ 10.608333][ T233] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.608335][ T233] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 10.608338][ T233] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 10.608341][ T233] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.608343][ T233] ? netdev_notice (net/core/dev.c:13194) [ 10.608348][ T233] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 10.608350][ T233] ? bond_ipsec_del_sa_all (drivers/net/bonding/bond_main.c:603 (discriminator 3)) [ 10.608357][ T233] bond_change_active_slave.cold (drivers/net/bonding/bond_main.c:1301) [ 10.608360][ T233] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 10.608362][ T233] ? bond_choose_primary_or_current (drivers/net/bonding/bond_main.c:1102 (discriminator 2)) [ 10.608365][ T233] ? bond_peer_notify_work_rearm (drivers/net/bonding/bond_main.c:1211) [ 10.608368][ T233] ? static_key_slow_inc_cpuslocked (./include/linux/mutex.h:253 kernel/jump_label.c:165 kernel/jump_label.c:151) [ 10.608375][ T233] bond_select_active_slave (drivers/net/bonding/bond_main.c:1379) [ 10.608378][ T233] ? bond_change_active_slave (drivers/net/bonding/bond_main.c:1824) [ 10.608384][ T233] ? static_key_slow_inc (kernel/jump_label.c:192) [ 10.608385][ T233] bond_enslave (drivers/net/bonding/bond_main.c:2298) [ 10.608391][ T233] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.608393][ T233] ? bond_update_slave_arr (drivers/net/bonding/bond_main.c:5219 (discriminator 9)) [ 10.608395][ T233] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.608397][ T233] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.608399][ T233] ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3)) [ 10.608403][ T233] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.608410][ T233] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.608413][ T233] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.608419][ T233] do_set_master (net/core/rtnetlink.c:3071) [ 10.608422][ T233] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 10.608426][ T233] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 10.608430][ T233] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.608431][ T233] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 10.608433][ T233] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.608437][ T233] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.608439][ T233] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.608441][ T233] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.608444][ T233] ? kasan_save_stack (mm/kasan/common.c:58) [ 10.608446][ T233] ? kasan_save_stack (mm/kasan/common.c:57) [ 10.608447][ T233] ? kasan_save_track (mm/kasan/common.c:78) [ 10.608449][ T233] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.608451][ T233] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 10.608454][ T233] ? ___sys_sendmsg (net/socket.c:2757) [ 10.608458][ T233] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.608460][ T233] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.608463][ T233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.608465][ T233] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.608467][ T233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.608468][ T233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.608470][ T233] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.608473][ T233] ? __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) [ 10.608476][ T233] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.608478][ T233] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.608482][ T233] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.608483][ T233] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.608489][ T233] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 10.608494][ T233] rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.608500][ T233] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.608502][ T233] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.608507][ T233] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.608509][ T233] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.608511][ T233] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.608513][ T233] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.608517][ T233] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.608520][ T233] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.608523][ T233] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.608525][ T233] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.608529][ T233] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.608531][ T233] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.608535][ T233] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.608537][ T233] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.608540][ T233] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.608546][ T233] ? 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)) [ 10.608548][ T233] ? 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)) [ 10.608552][ T233] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.608555][ T233] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.608558][ T233] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.608562][ T233] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.608566][ T233] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.608570][ T233] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.608575][ T233] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 10.608577][ T233] ? copy_msghdr_from_user (net/socket.c:2650) [ 10.608579][ T233] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 10.608580][ T233] ? move_addr_to_kernel (net/socket.c:258) [ 10.608587][ T233] ___sys_sendmsg (net/socket.c:2767) [ 10.608589][ T233] ? copy_msghdr_from_user (net/socket.c:2619) [ 10.608605][ T233] __sys_sendmsg (net/socket.c:2799) [ 10.608608][ T233] ? __sys_sendmsg_sock (net/socket.c:2780) [ 10.608620][ T233] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.608623][ T233] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.608625][ T233] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.608628][ T233] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.608631][ T233] RIP: 0033:0x7fa56f76c54e [ 10.608634][ T233] 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 [ 10.608636][ T233] RSP: 002b:00007ffcfa6ab630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.608639][ T233] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa56f76c54e [ 10.608640][ T233] RDX: 0000000000000000 RSI: 00007ffcfa6ab6e0 RDI: 0000000000000005 [ 10.608641][ T233] RBP: 00007ffcfa6ab640 R08: 0000000000000000 R09: 0000000000000000 [ 10.608641][ T233] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae48 [ 10.608642][ T233] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcfa6abda0 | [ 11.992225][ T241] softirqs last disabled at (50472): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) | [ 11.992227][ T241] Preemption disabled at: | [ 11.992228][ T241] 0x0 | [ 11.992239][ T241] Tainted: [W]=WARN [ 11.992240][ T241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.992242][ T241] Call Trace: [ 11.992243][ T241] [ 11.992245][ T241] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.992251][ T241] __might_resched.cold (kernel/sched/core.c:9234) [ 11.992255][ T241] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.992259][ T241] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.992265][ T241] __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)) [ 11.992267][ T241] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.992273][ T241] ? 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) [ 11.992275][ T241] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.992279][ T241] put_chars (drivers/char/virtio_console.c:1176) [ 11.992282][ T241] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 11.992285][ T241] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.992292][ T241] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.992299][ T241] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.992302][ T241] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.992307][ T241] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.992310][ T241] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.992314][ T241] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.992317][ T241] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.992322][ T241] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.992325][ T241] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.992327][ T241] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.992333][ T241] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.992335][ T241] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.992336][ T241] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.992338][ T241] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.992342][ T241] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.992344][ T241] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.992347][ T241] vprintk_emit (kernel/printk/printk.c:2479) [ 11.992350][ T241] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.992352][ T241] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.992354][ T241] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.992357][ T241] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.992361][ T241] _printk (kernel/printk/printk.c:2504) [ 11.992365][ T241] ? snapshot_read.cold (user.c:?) [ 11.992372][ T241] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 11.992376][ T241] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 11.992380][ T241] br_device_event (net/bridge/br.c:111) [ 11.992383][ T241] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 11.992387][ T241] ? packet_sendmsg_spkt (af_packet.c:?) [ 11.992392][ T241] notifier_call_chain (kernel/notifier.c:85) [ 11.992398][ T241] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 11.992403][ T241] ? netif_change_name (net/core/dev.c:1517) [ 11.992405][ T241] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 11.992408][ T241] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 11.992411][ T241] ? __kernel_text_address (kernel/extable.c:79) [ 11.992413][ T241] ? write_profile (profile.c:?) [ 11.992418][ T241] netif_change_flags (net/core/dev.c:9882) [ 11.992421][ T241] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 11.992425][ T241] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.992427][ T241] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.992429][ T241] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.992431][ T241] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.992434][ T241] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.992436][ T241] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.992438][ T241] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.992441][ T241] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.992443][ T241] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.992444][ T241] ? kasan_save_track (mm/kasan/common.c:78) [ 11.992447][ T241] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.992449][ T241] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 11.992452][ T241] ? ___sys_sendmsg (net/socket.c:2757) [ 11.992456][ T241] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.992458][ T241] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.992461][ T241] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.992463][ T241] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.992465][ T241] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.992466][ T241] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.992468][ T241] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.992471][ T241] ? __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) [ 11.992472][ T241] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.992474][ T241] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.992478][ T241] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.992483][ T241] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.992489][ T241] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.992495][ T241] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.992497][ T241] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.992502][ T241] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.992504][ T241] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.992506][ T241] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.992508][ T241] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.992513][ T241] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.992515][ T241] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.992519][ T241] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.992520][ T241] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.992525][ T241] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.992527][ T241] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.992531][ T241] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.992533][ T241] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.992536][ T241] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.992542][ T241] ? 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)) [ 11.992544][ T241] ? 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)) [ 11.992548][ T241] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.992552][ T241] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.992554][ T241] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.992559][ T241] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.992562][ T241] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.992566][ T241] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.992572][ T241] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.992574][ T241] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.992576][ T241] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.992578][ T241] ? move_addr_to_kernel (net/socket.c:258) [ 11.992585][ T241] ___sys_sendmsg (net/socket.c:2767) [ 11.992587][ T241] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.992603][ T241] __sys_sendmsg (net/socket.c:2799) [ 11.992606][ T241] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.992612][ T241] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.992622][ T241] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.992624][ T241] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.992627][ T241] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.992629][ T241] RIP: 0033:0x7f372d1af54e [ 11.992632][ T241] 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 [ 11.992634][ T241] RSP: 002b:00007fff9909ddd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.992636][ T241] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f372d1af54e [ 11.992637][ T241] RDX: 0000000000000000 RSI: 00007fff9909de80 RDI: 0000000000000005 [ 11.992638][ T241] RBP: 00007fff9909dde0 R08: 0000000000000000 R09: 0000000000000000 [ 11.992639][ T241] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae49 [ 11.992640][ T241] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff9909e540 | [ 14.105078][ T46] softirqs last disabled at (81228): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 14.105080][ T46] Preemption disabled at: | [ 14.105081][ T46] 0x0 | [ 14.105092][ T46] Tainted: [W]=WARN [ 14.105093][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.105095][ T46] Workqueue: events_unbound linkwatch_event [ 14.105099][ T46] Call Trace: [ 14.105100][ T46] [ 14.105102][ T46] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.105108][ T46] __might_resched.cold (kernel/sched/core.c:9234) [ 14.105113][ T46] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.105117][ 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) [ 14.105122][ 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)) [ 14.105125][ T46] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.105131][ 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) [ 14.105133][ T46] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.105137][ T46] put_chars (drivers/char/virtio_console.c:1176) [ 14.105141][ T46] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.105144][ T46] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.105150][ T46] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.105158][ T46] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.105161][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.105165][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.105169][ T46] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.105173][ T46] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.105177][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.105179][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.105184][ T46] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.105187][ T46] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.105189][ T46] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.105195][ T46] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.105197][ T46] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.105199][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.105201][ T46] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.105207][ T46] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.105209][ T46] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.105212][ T46] vprintk_emit (kernel/printk/printk.c:2479) [ 14.105216][ T46] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.105219][ T46] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.105221][ T46] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.105226][ T46] _printk (kernel/printk/printk.c:2504) [ 14.105230][ T46] ? snapshot_read.cold (user.c:?) [ 14.105236][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.105240][ T46] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 14.105244][ T46] br_init_port (net/bridge/br_stp_if.c:39) [ 14.105247][ T46] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 14.105249][ T46] br_port_carrier_check (net/bridge/br_if.c:90) [ 14.105254][ T46] br_device_event (net/bridge/br.c:101) [ 14.105257][ T46] ? packet_sendmsg_spkt (af_packet.c:?) [ 14.105259][ T46] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 14.105266][ T46] notifier_call_chain (kernel/notifier.c:85) [ 14.105272][ T46] netif_state_change (net/core/dev.c:1625) [ 14.105277][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 14.105281][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 14.105284][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 14.105287][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.105291][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.105295][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 14.105298][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 14.105302][ T46] process_one_work (kernel/workqueue.c:3387) [ 14.105308][ T46] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 14.105311][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.105319][ T46] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 14.105326][ T46] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 14.105327][ T46] kthread (kernel/kthread.c:436) [ 14.105330][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.105333][ T46] ? kthread_affine_preferred (kernel/kthread.c:857) [ 14.105337][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.105341][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 14.105345][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.105349][ T46] ? kthread_affine_preferred (kernel/kthread.c:857) [ 14.105352][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 15.376090][ T249] softirqs last disabled at (39754): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 15.376093][ T249] Preemption disabled at: | [ 15.376095][ T249] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.376107][ T249] Tainted: [W]=WARN [ 15.376108][ T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.376111][ T249] Call Trace: [ 15.376113][ T249] [ 15.376115][ T249] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.376122][ T249] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.376124][ T249] __might_resched.cold (kernel/sched/core.c:9234) [ 15.376130][ T249] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.376135][ T249] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.376143][ T249] __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)) [ 15.376147][ T249] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.376156][ T249] ? 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) [ 15.376159][ T249] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.376165][ T249] put_chars (drivers/char/virtio_console.c:1176) [ 15.376170][ T249] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.376175][ T249] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.376180][ T249] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.376184][ T249] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.376191][ T249] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.376196][ T249] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.376199][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.376202][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.376211][ T249] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.376215][ T249] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 15.376220][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.376224][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.376231][ T249] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.376236][ T249] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.376243][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.376246][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.376253][ T249] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.376260][ T249] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.376262][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.376271][ T249] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.376275][ T249] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.376277][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.376280][ T249] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.376286][ T249] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.376289][ T249] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.376294][ T249] vprintk_emit (kernel/printk/printk.c:2479) [ 15.376300][ T249] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.376302][ T249] ? packet_sendmsg_spkt (af_packet.c:?) [ 15.376313][ T249] _printk (kernel/printk/printk.c:2504) [ 15.376318][ T249] ? snapshot_read.cold (user.c:?) [ 15.376325][ T249] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 15.376330][ T249] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 15.376336][ T249] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 15.376339][ T249] ? netdev_notice (net/core/dev.c:13194) [ 15.376347][ T249] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 15.376352][ T249] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 15.376359][ T249] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 15.376364][ T249] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 15.376373][ T249] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 15.376378][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5123) [ 15.376381][ T249] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.376386][ T249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.376398][ T249] ? packet_sendmsg_spkt (af_packet.c:?) [ 15.376405][ T249] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 15.376407][ T249] ? 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)) [ 15.376412][ T249] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 15.376421][ T249] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 15.376429][ T249] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 15.376432][ T249] ? 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) [ 15.376435][ T249] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 15.376438][ T249] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 15.376449][ T249] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 15.376453][ T249] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.376456][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.376458][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.376462][ T249] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 15.376501][ T249] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.376504][ T249] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.376509][ T249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.376512][ T249] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.376516][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.376524][ T249] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.376527][ T249] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.376530][ T249] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 15.376534][ T249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.376540][ T249] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 15.376544][ T249] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.376550][ T249] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.376552][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.376560][ T249] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.376563][ T249] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.376569][ T249] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.376574][ T249] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.376579][ T249] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.376590][ T249] ? 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)) [ 15.376592][ T249] ? 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)) [ 15.376599][ T249] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.376606][ T249] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.376610][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.376618][ T249] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.376631][ T249] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.376638][ T249] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.376647][ T249] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 15.376652][ T249] ? copy_msghdr_from_user (net/socket.c:2650) [ 15.376655][ T249] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 15.376658][ T249] ? move_addr_to_kernel (net/socket.c:258) [ 15.376670][ T249] ___sys_sendmsg (net/socket.c:2767) [ 15.376675][ T249] ? copy_msghdr_from_user (net/socket.c:2619) [ 15.376704][ T249] __sys_sendmsg (net/socket.c:2799) [ 15.376708][ T249] ? __sys_sendmsg_sock (net/socket.c:2780) [ 15.376718][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.376724][ T249] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.376727][ T249] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.376733][ T249] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.376736][ T249] RIP: 0033:0x7fba6072c54e [ 15.376741][ T249] 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 [ 15.376744][ T249] RSP: 002b:00007fff1daf1870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.376748][ T249] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fba6072c54e [ 15.376750][ T249] RDX: 0000000000000000 RSI: 00007fff1daf1920 RDI: 0000000000000005 [ 15.376751][ T249] RBP: 00007fff1daf1880 R08: 0000000000000000 R09: 0000000000000000 [ 15.376753][ T249] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae4c [ 15.376754][ T249] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1daf1fe0 | [ 17.178004][ T263] softirqs last disabled at (30934): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) | [ 17.178007][ T263] Preemption disabled at: | [ 17.178007][ T263] 0x0 | [ 17.178018][ T263] Tainted: [W]=WARN [ 17.178019][ T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.178020][ T263] Call Trace: [ 17.178022][ T263] [ 17.178023][ T263] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.178029][ T263] __might_resched.cold (kernel/sched/core.c:9234) [ 17.178033][ T263] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.178037][ T263] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 17.178043][ T263] __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)) [ 17.178045][ T263] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.178052][ T263] ? 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) [ 17.178054][ T263] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.178057][ T263] put_chars (drivers/char/virtio_console.c:1176) [ 17.178060][ T263] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 17.178063][ T263] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.178070][ T263] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.178077][ T263] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.178080][ T263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.178084][ T263] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.178088][ T263] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.178092][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.178095][ T263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.178099][ T263] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.178103][ T263] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.178104][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.178110][ T263] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.178112][ T263] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.178113][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.178115][ T263] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.178119][ T263] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.178121][ T263] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.178124][ T263] vprintk_emit (kernel/printk/printk.c:2479) [ 17.178129][ T263] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.178132][ T263] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 17.178136][ T263] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 17.178138][ T263] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.178143][ T263] _printk (kernel/printk/printk.c:2504) [ 17.178147][ T263] ? snapshot_read.cold (user.c:?) [ 17.178154][ T263] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 17.178158][ T263] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 17.178162][ T263] br_device_event (net/bridge/br.c:111) [ 17.178164][ T263] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 17.178168][ T263] ? packet_sendmsg_spkt (af_packet.c:?) [ 17.178174][ T263] notifier_call_chain (kernel/notifier.c:85) [ 17.178180][ T263] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 17.178184][ T263] ? netif_change_name (net/core/dev.c:1517) [ 17.178187][ T263] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 17.178189][ T263] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 17.178192][ T263] ? __kernel_text_address (kernel/extable.c:79) [ 17.178195][ T263] ? write_profile (profile.c:?) [ 17.178200][ T263] netif_change_flags (net/core/dev.c:9882) [ 17.178205][ T263] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 17.178209][ T263] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 17.178212][ T263] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 17.178213][ T263] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 17.178216][ T263] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 17.178219][ T263] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 17.178221][ T263] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.178223][ T263] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.178226][ T263] ? kasan_save_stack (mm/kasan/common.c:58) [ 17.178228][ T263] ? kasan_save_stack (mm/kasan/common.c:57) [ 17.178229][ T263] ? kasan_save_track (mm/kasan/common.c:78) [ 17.178231][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.178233][ T263] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 17.178236][ T263] ? ___sys_sendmsg (net/socket.c:2757) [ 17.178241][ T263] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.178244][ T263] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 17.178247][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.178249][ T263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.178250][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.178252][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.178254][ T263] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 17.178256][ T263] ? __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) [ 17.178258][ T263] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 17.178260][ T263] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 17.178264][ T263] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 17.178269][ T263] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 17.178274][ T263] rtnl_newlink (net/core/rtnetlink.c:4215) [ 17.178280][ T263] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 17.178282][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.178287][ T263] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.178289][ T263] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.178291][ T263] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 17.178294][ T263] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.178298][ T263] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 17.178300][ T263] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 17.178304][ T263] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.178306][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.178310][ T263] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.178312][ T263] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.178316][ T263] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 17.178318][ T263] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.178321][ T263] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.178328][ T263] ? 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)) [ 17.178329][ T263] ? 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)) [ 17.178333][ T263] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.178337][ T263] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.178340][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.178344][ T263] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 17.178348][ T263] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 17.178352][ T263] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 17.178357][ T263] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 17.178359][ T263] ? copy_msghdr_from_user (net/socket.c:2650) [ 17.178361][ T263] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 17.178363][ T263] ? move_addr_to_kernel (net/socket.c:258) [ 17.178370][ T263] ___sys_sendmsg (net/socket.c:2767) [ 17.178372][ T263] ? copy_msghdr_from_user (net/socket.c:2619) [ 17.178388][ T263] __sys_sendmsg (net/socket.c:2799) [ 17.178390][ T263] ? __sys_sendmsg_sock (net/socket.c:2780) [ 17.178396][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.178399][ T263] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 17.178401][ T263] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 17.178404][ T263] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.178407][ T263] RIP: 0033:0x7f35482b854e [ 17.178409][ T263] 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 [ 17.178411][ T263] RSP: 002b:00007ffe22adc560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.178413][ T263] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f35482b854e [ 17.178415][ T263] RDX: 0000000000000000 RSI: 00007ffe22adc610 RDI: 0000000000000005 [ 17.178416][ T263] RBP: 00007ffe22adc570 R08: 0000000000000000 R09: 0000000000000000 [ 17.178417][ T263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae4e [ 17.178417][ T263] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe22adccd0 | [ 19.305999][ T46] softirqs last disabled at (94594): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 19.306002][ T46] Preemption disabled at: | [ 19.306003][ T46] 0x0 | [ 19.306013][ T46] Tainted: [W]=WARN [ 19.306014][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.306016][ T46] Workqueue: events_unbound linkwatch_event [ 19.306020][ T46] Call Trace: [ 19.306021][ T46] [ 19.306023][ T46] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.306029][ T46] __might_resched.cold (kernel/sched/core.c:9234) [ 19.306033][ T46] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.306037][ 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) [ 19.306042][ 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)) [ 19.306045][ T46] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.306051][ 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) [ 19.306054][ T46] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.306057][ T46] put_chars (drivers/char/virtio_console.c:1176) [ 19.306061][ T46] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.306064][ T46] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.306070][ T46] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.306078][ T46] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.306081][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.306084][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.306088][ T46] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.306092][ T46] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.306096][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.306098][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.306102][ T46] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.306106][ T46] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.306107][ T46] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.306113][ T46] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.306115][ T46] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.306117][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.306119][ T46] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.306123][ T46] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.306124][ T46] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.306127][ T46] vprintk_emit (kernel/printk/printk.c:2479) [ 19.306131][ T46] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.306133][ T46] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.306136][ T46] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.306140][ T46] _printk (kernel/printk/printk.c:2504) [ 19.306144][ T46] ? snapshot_read.cold (user.c:?) [ 19.306150][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.306154][ T46] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 19.306158][ T46] br_init_port (net/bridge/br_stp_if.c:39) [ 19.306161][ T46] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 19.306163][ T46] br_port_carrier_check (net/bridge/br_if.c:90) [ 19.306167][ T46] br_device_event (net/bridge/br.c:101) [ 19.306170][ T46] ? packet_sendmsg_spkt (af_packet.c:?) [ 19.306172][ T46] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 19.306178][ T46] notifier_call_chain (kernel/notifier.c:85) [ 19.306185][ T46] netif_state_change (net/core/dev.c:1625) [ 19.306189][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 19.306194][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 19.306196][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 19.306200][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.306203][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.306209][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 19.306212][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 19.306216][ T46] process_one_work (kernel/workqueue.c:3387) [ 19.306222][ T46] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 19.306224][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.306232][ T46] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 19.306239][ T46] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 19.306240][ T46] kthread (kernel/kthread.c:436) [ 19.306243][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.306247][ T46] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.306250][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 19.306254][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 19.306258][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 19.306261][ T46] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.306264][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.550196][ T271] softirqs last disabled at (43668): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 20.550199][ T271] Preemption disabled at: | [ 20.550199][ T271] vprintk_emit (kernel/printk/printk.c:2471) | [ 20.550212][ T271] Tainted: [W]=WARN [ 20.550213][ T271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.550214][ T271] Call Trace: [ 20.550216][ T271] [ 20.550218][ T271] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.550223][ T271] ? vprintk_emit (kernel/printk/printk.c:2471) [ 20.550224][ T271] __might_resched.cold (kernel/sched/core.c:9234) [ 20.550229][ T271] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.550233][ T271] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 20.550238][ T271] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 20.550240][ T271] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.550246][ T271] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 20.550248][ T271] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.550252][ T271] put_chars (drivers/char/virtio_console.c:1176) [ 20.550255][ T271] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.550259][ T271] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 20.550262][ T271] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 20.550265][ T271] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 20.550269][ T271] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.550273][ T271] ? mark_usage (kernel/locking/lockdep.c:4690) [ 20.550276][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.550277][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.550281][ T271] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.550284][ T271] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 20.550287][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.550289][ T271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.550293][ T271] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.550296][ T271] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.550300][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.550302][ T271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.550306][ T271] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.550310][ T271] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.550311][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.550316][ T271] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.550319][ T271] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.550320][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.550322][ T271] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 20.550325][ T271] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.550327][ T271] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.550330][ T271] vprintk_emit (kernel/printk/printk.c:2479) [ 20.550333][ T271] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.550335][ T271] ? packet_sendmsg_spkt (af_packet.c:?) [ 20.550342][ T271] _printk (kernel/printk/printk.c:2504) [ 20.550345][ T271] ? snapshot_read.cold (user.c:?) [ 20.550349][ T271] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 20.550352][ T271] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 20.550356][ T271] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 20.550358][ T271] ? netdev_notice (net/core/dev.c:13194) [ 20.550362][ T271] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 20.550365][ T271] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 20.550369][ T271] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 20.550373][ T271] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 20.550378][ T271] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 20.550381][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5123) [ 20.550383][ T271] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.550386][ T271] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.550393][ T271] ? packet_sendmsg_spkt (af_packet.c:?) [ 20.550397][ T271] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 20.550399][ T271] ? 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)) [ 20.550401][ T271] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 20.550406][ T271] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 20.550411][ T271] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 20.550413][ T271] ? 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) [ 20.550415][ T271] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 20.550417][ T271] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 20.550423][ T271] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 20.550426][ T271] ? mark_usage (kernel/locking/lockdep.c:4690) [ 20.550428][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.550429][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.550432][ T271] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 20.550452][ T271] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.550455][ T271] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.550457][ T271] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.550460][ T271] ? mark_usage (kernel/locking/lockdep.c:4690) [ 20.550462][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.550466][ T271] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.550468][ T271] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.550470][ T271] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 20.550473][ T271] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.550477][ T271] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 20.550479][ T271] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 20.550482][ T271] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 20.550484][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.550489][ T271] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.550491][ T271] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.550494][ T271] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 20.550497][ T271] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 20.550500][ T271] ? netlink_ack (./include/linux/skbuff.h:2718) [ 20.550506][ T271] ? 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)) [ 20.550508][ T271] ? 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)) [ 20.550512][ T271] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 20.550516][ T271] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 20.550519][ T271] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.550523][ T271] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 20.550526][ T271] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 20.550530][ T271] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 20.550536][ T271] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 20.550539][ T271] ? copy_msghdr_from_user (net/socket.c:2650) [ 20.550541][ T271] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 20.550543][ T271] ? move_addr_to_kernel (net/socket.c:258) [ 20.550549][ T271] ___sys_sendmsg (net/socket.c:2767) [ 20.550552][ T271] ? copy_msghdr_from_user (net/socket.c:2619) [ 20.550567][ T271] __sys_sendmsg (net/socket.c:2799) [ 20.550570][ T271] ? __sys_sendmsg_sock (net/socket.c:2780) [ 20.550575][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.550579][ T271] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 20.550581][ T271] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 20.550584][ T271] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.550586][ T271] RIP: 0033:0x7fce9247554e [ 20.550590][ T271] 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 [ 20.550592][ T271] RSP: 002b:00007ffca7711870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 20.550595][ T271] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fce9247554e [ 20.550596][ T271] RDX: 0000000000000000 RSI: 00007ffca7711920 RDI: 0000000000000005 [ 20.550597][ T271] RBP: 00007ffca7711880 R08: 0000000000000000 R09: 0000000000000000 [ 20.550598][ T271] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae51 [ 20.550599][ T271] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca7711fe0 | [ 21.616579][ T234] softirqs last disabled at (11154): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 21.616582][ T234] Preemption disabled at: | [ 21.616583][ T234] vprintk_emit (kernel/printk/printk.c:2471) | [ 21.616595][ T234] Tainted: [W]=WARN [ 21.616597][ T234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.616599][ T234] Workqueue: bond0 bond_mii_monitor [ 21.616603][ T234] Call Trace: [ 21.616606][ T234] [ 21.616608][ T234] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.616614][ T234] ? vprintk_emit (kernel/printk/printk.c:2471) [ 21.616617][ T234] __might_resched.cold (kernel/sched/core.c:9234) [ 21.616623][ T234] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.616628][ T234] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 21.616643][ T234] __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)) [ 21.616647][ T234] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.616656][ T234] ? 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) [ 21.616659][ T234] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.616665][ T234] put_chars (drivers/char/virtio_console.c:1176) [ 21.616670][ T234] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.616673][ T234] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 21.616678][ T234] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 21.616683][ T234] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 21.616691][ T234] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.616696][ T234] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.616699][ T234] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.616707][ T234] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.616713][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.616717][ T234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.616724][ T234] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.616730][ T234] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.616738][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.616741][ T234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.616748][ T234] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.616755][ T234] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.616757][ T234] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.616767][ T234] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.616771][ T234] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.616773][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.616776][ T234] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.616783][ T234] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.616786][ T234] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.616791][ T234] vprintk_emit (kernel/printk/printk.c:2479) [ 21.616797][ T234] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.616799][ T234] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.616804][ T234] ? packet_notifier (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/packet/af_packet.c:4261 (discriminator 2)) [ 21.616812][ T234] _printk (kernel/printk/printk.c:2504) [ 21.616817][ T234] ? snapshot_read.cold (user.c:?) [ 21.616825][ T234] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 21.616829][ T234] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 21.616836][ T234] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 21.616839][ T234] ? netdev_notice (net/core/dev.c:13194) [ 21.616846][ T234] ? netdev_offload_xstats_get (net/core/dev.c:9434) [ 21.616858][ T234] bond_miimon_commit.cold (drivers/net/bonding/bond_main.c:2831 (discriminator 6)) [ 21.616869][ T234] ? bond_arp_monitor (drivers/net/bonding/bond_main.c:3901) [ 21.616871][ T234] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 21.616875][ T234] ? wait_for_completion_io (kernel/sched/completion.c:98 (discriminator 8) kernel/sched/completion.c:121 (discriminator 8) kernel/sched/completion.c:138 (discriminator 8) kernel/sched/completion.c:186 (discriminator 8)) [ 21.616880][ T234] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.616882][ T234] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.616890][ T234] bond_mii_monitor (drivers/net/bonding/bond_main.c:2927) [ 21.616893][ T234] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 21.616897][ T234] ? bond_miimon_commit (drivers/net/bonding/bond_main.c:2850) [ 21.616900][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.616903][ T234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.616907][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.616912][ T234] ? process_one_work (kernel/workqueue.c:3386) [ 21.616915][ T234] process_one_work (kernel/workqueue.c:3387) [ 21.616925][ T234] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 21.616930][ T234] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.616943][ T234] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 21.616950][ T234] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.616952][ T234] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 21.616958][ T234] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.616962][ T234] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.616964][ T234] kthread (kernel/kthread.c:436) [ 21.616968][ T234] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.616972][ T234] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.616977][ T234] ret_from_fork (arch/x86/kernel/process.c:158) [ 21.616983][ T234] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 21.616989][ T234] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 21.616994][ T234] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.616999][ T234] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.457046][ T46] softirqs last disabled at (125492): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 24.457050][ T46] Preemption disabled at: | [ 24.457051][ T46] 0x0 | [ 24.457064][ T46] Tainted: [W]=WARN [ 24.457066][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.457068][ T46] Workqueue: events_unbound linkwatch_event [ 24.457073][ T46] Call Trace: [ 24.457076][ T46] [ 24.457079][ T46] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 24.457087][ T46] __might_resched.cold (kernel/sched/core.c:9234) [ 24.457094][ T46] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 24.457099][ 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) [ 24.457107][ 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)) [ 24.457111][ T46] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.457121][ 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) [ 24.457124][ T46] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.457130][ T46] put_chars (drivers/char/virtio_console.c:1176) [ 24.457136][ T46] ? __send_to_port (drivers/char/virtio_console.c:654) [ 24.457142][ T46] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 24.457152][ T46] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 24.457164][ T46] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 24.457169][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.457174][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.457182][ T46] console_emit_next_record (kernel/printk/printk.c:3183) [ 24.457189][ T46] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 24.457196][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.457200][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.457213][ T46] console_flush_one_record (kernel/printk/printk.c:3268) [ 24.457220][ T46] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 24.457222][ T46] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.457233][ T46] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 24.457237][ T46] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 24.457240][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.457243][ T46] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 24.457251][ T46] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 24.457254][ T46] ? vprintk_emit (kernel/printk/printk.c:2478) [ 24.457259][ T46] vprintk_emit (kernel/printk/printk.c:2479) [ 24.457266][ T46] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 24.457270][ T46] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 24.457274][ T46] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.457282][ T46] _printk (kernel/printk/printk.c:2504) [ 24.457287][ T46] ? snapshot_read.cold (user.c:?) [ 24.457297][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.457304][ T46] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 24.457311][ T46] br_init_port (net/bridge/br_stp_if.c:39) [ 24.457316][ T46] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 24.457319][ T46] br_port_carrier_check (net/bridge/br_if.c:90) [ 24.457326][ T46] br_device_event (net/bridge/br.c:101) [ 24.457331][ T46] ? packet_sendmsg_spkt (af_packet.c:?) [ 24.457334][ T46] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 24.457346][ T46] notifier_call_chain (kernel/notifier.c:85) [ 24.457357][ T46] netif_state_change (net/core/dev.c:1625) [ 24.457364][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 24.457372][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 24.457376][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 24.457382][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.457387][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.457396][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 24.457400][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 24.457407][ T46] process_one_work (kernel/workqueue.c:3387) [ 24.457419][ T46] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 24.457423][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.457438][ T46] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 24.457451][ T46] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 24.457454][ T46] kthread (kernel/kthread.c:436) [ 24.457458][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.457463][ T46] ? kthread_affine_preferred (kernel/kthread.c:857) [ 24.457468][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.457475][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 24.457481][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.457486][ T46] ? kthread_affine_preferred (kernel/kthread.c:857) [ 24.457491][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 25.749007][ T293] softirqs last disabled at (52252): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 25.749009][ T293] Preemption disabled at: | [ 25.749010][ T293] vprintk_emit (kernel/printk/printk.c:2471) | [ 25.749019][ T293] Tainted: [W]=WARN [ 25.749020][ T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.749022][ T293] Call Trace: [ 25.749023][ T293] [ 25.749025][ T293] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 25.749030][ T293] ? vprintk_emit (kernel/printk/printk.c:2471) [ 25.749032][ T293] __might_resched.cold (kernel/sched/core.c:9234) [ 25.749037][ T293] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 25.749041][ T293] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 25.749046][ T293] __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)) [ 25.749049][ T293] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.749055][ T293] ? 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) [ 25.749057][ T293] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.749061][ T293] put_chars (drivers/char/virtio_console.c:1176) [ 25.749064][ T293] ? __send_to_port (drivers/char/virtio_console.c:654) [ 25.749068][ T293] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 25.749071][ T293] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.749074][ T293] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 25.749079][ T293] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 25.749082][ T293] ? mark_usage (kernel/locking/lockdep.c:4690) [ 25.749085][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.749087][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.749091][ T293] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 25.749093][ T293] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 25.749096][ T293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.749098][ T293] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.749102][ T293] console_emit_next_record (kernel/printk/printk.c:3183) [ 25.749106][ T293] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 25.749110][ T293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.749112][ T293] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.749116][ T293] console_flush_one_record (kernel/printk/printk.c:3268) [ 25.749119][ T293] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 25.749121][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.749126][ T293] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 25.749129][ T293] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 25.749130][ T293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.749132][ T293] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 25.749136][ T293] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 25.749138][ T293] ? vprintk_emit (kernel/printk/printk.c:2478) [ 25.749141][ T293] vprintk_emit (kernel/printk/printk.c:2479) [ 25.749144][ T293] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 25.749146][ T293] ? packet_sendmsg_spkt (af_packet.c:?) [ 25.749153][ T293] _printk (kernel/printk/printk.c:2504) [ 25.749156][ T293] ? snapshot_read.cold (user.c:?) [ 25.749161][ T293] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 25.749164][ T293] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 25.749167][ T293] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 25.749170][ T293] ? netdev_notice (net/core/dev.c:13194) [ 25.749174][ T293] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 25.749177][ T293] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 25.749181][ T293] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 25.749185][ T293] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 25.749190][ T293] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 25.749194][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5123) [ 25.749196][ T293] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 25.749199][ T293] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 25.749210][ T293] ? packet_sendmsg_spkt (af_packet.c:?) [ 25.749214][ T293] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 25.749215][ T293] ? 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)) [ 25.749218][ T293] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 25.749223][ T293] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 25.749229][ T293] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 25.749231][ T293] ? 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) [ 25.749233][ T293] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 25.749235][ T293] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 25.749241][ T293] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 25.749244][ T293] ? mark_usage (kernel/locking/lockdep.c:4690) [ 25.749246][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.749248][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.749250][ T293] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 25.749271][ T293] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 25.749273][ T293] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 25.749276][ T293] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 25.749279][ T293] ? mark_usage (kernel/locking/lockdep.c:4690) [ 25.749281][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.749286][ T293] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 25.749288][ T293] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 25.749290][ T293] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 25.749292][ T293] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 25.749297][ T293] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 25.749299][ T293] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 25.749303][ T293] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 25.749305][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.749309][ T293] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 25.749311][ T293] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 25.749315][ T293] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 25.749318][ T293] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 25.749322][ T293] ? netlink_ack (./include/linux/skbuff.h:2718) [ 25.749328][ T293] ? 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)) [ 25.749329][ T293] ? 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)) [ 25.749334][ T293] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 25.749337][ T293] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 25.749340][ T293] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.749345][ T293] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 25.749348][ T293] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 25.749352][ T293] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 25.749358][ T293] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 25.749361][ T293] ? copy_msghdr_from_user (net/socket.c:2650) [ 25.749363][ T293] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 25.749365][ T293] ? move_addr_to_kernel (net/socket.c:258) [ 25.749372][ T293] ___sys_sendmsg (net/socket.c:2767) [ 25.749374][ T293] ? copy_msghdr_from_user (net/socket.c:2619) [ 25.749390][ T293] __sys_sendmsg (net/socket.c:2799) [ 25.749392][ T293] ? __sys_sendmsg_sock (net/socket.c:2780) [ 25.749398][ T293] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.749402][ T293] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 25.749404][ T293] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 25.749407][ T293] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.749409][ T293] RIP: 0033:0x7fa99179d54e [ 25.749414][ T293] 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 [ 25.749415][ T293] RSP: 002b:00007ffc623219e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 25.749418][ T293] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa99179d54e [ 25.749419][ T293] RDX: 0000000000000000 RSI: 00007ffc62321a90 RDI: 0000000000000005 [ 25.749420][ T293] RBP: 00007ffc623219f0 R08: 0000000000000000 R09: 0000000000000000 [ 25.749421][ T293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae57 [ 25.749422][ T293] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc62322150 | [ 27.224499][ T234] softirqs last disabled at (14656): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 27.224501][ T234] Preemption disabled at: | [ 27.224502][ T234] vprintk_emit (kernel/printk/printk.c:2471) | [ 27.224512][ T234] Tainted: [W]=WARN [ 27.224513][ T234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.224515][ T234] Workqueue: bond0 bond_mii_monitor [ 27.224518][ T234] Call Trace: [ 27.224520][ T234] [ 27.224522][ T234] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.224527][ T234] ? vprintk_emit (kernel/printk/printk.c:2471) [ 27.224529][ T234] __might_resched.cold (kernel/sched/core.c:9234) [ 27.224533][ T234] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 27.224537][ T234] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 27.224543][ T234] __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)) [ 27.224545][ T234] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.224551][ T234] ? 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) [ 27.224554][ T234] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.224558][ T234] put_chars (drivers/char/virtio_console.c:1176) [ 27.224561][ T234] ? __send_to_port (drivers/char/virtio_console.c:654) [ 27.224563][ T234] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 27.224566][ T234] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 27.224570][ T234] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 27.224575][ T234] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 27.224579][ T234] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.224581][ T234] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.224586][ T234] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 27.224590][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.224592][ T234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.224596][ T234] console_emit_next_record (kernel/printk/printk.c:3183) [ 27.224600][ T234] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.224604][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.224606][ T234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.224610][ T234] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.224614][ T234] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.224616][ T234] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.224621][ T234] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.224624][ T234] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.224625][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.224627][ T234] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 27.224631][ T234] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.224633][ T234] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.224636][ T234] vprintk_emit (kernel/printk/printk.c:2479) [ 27.224639][ T234] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.224641][ T234] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.224644][ T234] ? packet_notifier (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/packet/af_packet.c:4261 (discriminator 2)) [ 27.224656][ T234] _printk (kernel/printk/printk.c:2504) [ 27.224660][ T234] ? snapshot_read.cold (user.c:?) [ 27.224664][ T234] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 27.224667][ T234] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 27.224671][ T234] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 27.224673][ T234] ? netdev_notice (net/core/dev.c:13194) [ 27.224677][ T234] ? netdev_offload_xstats_get (net/core/dev.c:9434) [ 27.224684][ T234] bond_miimon_commit.cold (drivers/net/bonding/bond_main.c:2831 (discriminator 6)) [ 27.224691][ T234] ? bond_arp_monitor (drivers/net/bonding/bond_main.c:3901) [ 27.224692][ T234] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 27.224694][ T234] ? wait_for_completion_io (kernel/sched/completion.c:98 (discriminator 8) kernel/sched/completion.c:121 (discriminator 8) kernel/sched/completion.c:138 (discriminator 8) kernel/sched/completion.c:186 (discriminator 8)) [ 27.224698][ T234] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.224699][ T234] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.224704][ T234] bond_mii_monitor (drivers/net/bonding/bond_main.c:2927) [ 27.224706][ T234] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 27.224708][ T234] ? bond_miimon_commit (drivers/net/bonding/bond_main.c:2850) [ 27.224710][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.224711][ T234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.224713][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.224716][ T234] ? process_one_work (kernel/workqueue.c:3386) [ 27.224718][ T234] process_one_work (kernel/workqueue.c:3387) [ 27.224724][ T234] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 27.224726][ T234] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 27.224733][ T234] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 27.224737][ T234] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.224738][ T234] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 27.224742][ T234] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.224744][ T234] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.224746][ T234] kthread (kernel/kthread.c:436) [ 27.224748][ T234] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.224751][ T234] ? kthread_affine_preferred (kernel/kthread.c:857) [ 27.224754][ T234] ret_from_fork (arch/x86/kernel/process.c:158) [ 27.224759][ T234] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 27.224762][ T234] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 27.224765][ T234] ? kthread_affine_preferred (kernel/kthread.c:857) [ 27.224768][ T234] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.534745][ T38] softirqs last disabled at (81126): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 29.534747][ T38] Preemption disabled at: | [ 29.534748][ T38] 0x0 | [ 29.534759][ T38] Tainted: [W]=WARN [ 29.534760][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.534762][ T38] Workqueue: events_unbound linkwatch_event [ 29.534766][ T38] Call Trace: [ 29.534768][ T38] [ 29.534770][ T38] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 29.534776][ T38] __might_resched.cold (kernel/sched/core.c:9234) [ 29.534781][ T38] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 29.534784][ 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) [ 29.534790][ 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)) [ 29.534793][ T38] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.534799][ 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) [ 29.534801][ T38] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.534805][ T38] put_chars (drivers/char/virtio_console.c:1176) [ 29.534809][ T38] ? __send_to_port (drivers/char/virtio_console.c:654) [ 29.534812][ T38] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 29.534818][ T38] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 29.534825][ T38] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 29.534828][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.534832][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.534836][ T38] console_emit_next_record (kernel/printk/printk.c:3183) [ 29.534840][ T38] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 29.534844][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.534846][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.534850][ T38] console_flush_one_record (kernel/printk/printk.c:3268) [ 29.534854][ T38] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 29.534855][ T38] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.534861][ T38] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 29.534863][ T38] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 29.534865][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.534867][ T38] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 29.534871][ T38] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 29.534872][ T38] ? vprintk_emit (kernel/printk/printk.c:2478) [ 29.534875][ T38] vprintk_emit (kernel/printk/printk.c:2479) [ 29.534879][ T38] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 29.534881][ T38] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 29.534884][ T38] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 29.534888][ T38] _printk (kernel/printk/printk.c:2504) [ 29.534892][ T38] ? snapshot_read.cold (user.c:?) [ 29.534897][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 29.534901][ T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 29.534905][ T38] br_init_port (net/bridge/br_stp_if.c:39) [ 29.534908][ T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 29.534911][ T38] br_port_carrier_check (net/bridge/br_if.c:90) [ 29.534914][ T38] br_device_event (net/bridge/br.c:101) [ 29.534918][ T38] ? packet_sendmsg_spkt (af_packet.c:?) [ 29.534920][ T38] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 29.534927][ T38] notifier_call_chain (kernel/notifier.c:85) [ 29.534933][ T38] netif_state_change (net/core/dev.c:1625) [ 29.534937][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 29.534942][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 29.534944][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 29.534948][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 29.534951][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 29.534955][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 29.534958][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 29.534962][ T38] process_one_work (kernel/workqueue.c:3387) [ 29.534968][ T38] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 29.534970][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 29.534978][ T38] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 29.534985][ T38] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 29.534986][ T38] kthread (kernel/kthread.c:436) [ 29.534989][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.534992][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 29.534996][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.535000][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 29.535004][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.535007][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 29.535011][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 30.785128][ T315] softirqs last disabled at (41500): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 30.785131][ T315] Preemption disabled at: | [ 30.785132][ T315] vprintk_emit (kernel/printk/printk.c:2471) | [ 30.785143][ T315] Tainted: [W]=WARN [ 30.785144][ T315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.785147][ T315] Call Trace: [ 30.785149][ T315] [ 30.785151][ T315] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.785158][ T315] ? vprintk_emit (kernel/printk/printk.c:2471) [ 30.785161][ T315] __might_resched.cold (kernel/sched/core.c:9234) [ 30.785167][ T315] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.785172][ T315] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 30.785179][ T315] __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)) [ 30.785183][ T315] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.785192][ T315] ? 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) [ 30.785195][ T315] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.785200][ T315] put_chars (drivers/char/virtio_console.c:1176) [ 30.785209][ T315] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.785214][ T315] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 30.785219][ T315] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.785224][ T315] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 30.785230][ T315] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.785235][ T315] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.785238][ T315] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.785241][ T315] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.785248][ T315] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.785252][ T315] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 30.785256][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.785260][ T315] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.785267][ T315] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.785272][ T315] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.785279][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.785282][ T315] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.785288][ T315] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.785295][ T315] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.785297][ T315] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.785306][ T315] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.785310][ T315] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.785312][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.785315][ T315] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.785321][ T315] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.785324][ T315] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.785329][ T315] vprintk_emit (kernel/printk/printk.c:2479) [ 30.785334][ T315] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.785337][ T315] ? packet_sendmsg_spkt (af_packet.c:?) [ 30.785347][ T315] _printk (kernel/printk/printk.c:2504) [ 30.785352][ T315] ? snapshot_read.cold (user.c:?) [ 30.785359][ T315] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 30.785364][ T315] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 30.785370][ T315] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 30.785373][ T315] ? netdev_notice (net/core/dev.c:13194) [ 30.785381][ T315] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 30.785385][ T315] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 30.785392][ T315] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 30.785397][ T315] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 30.785406][ T315] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 30.785411][ T315] ? __lock_acquire (kernel/locking/lockdep.c:5123) [ 30.785414][ T315] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.785418][ T315] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.785431][ T315] ? packet_sendmsg_spkt (af_packet.c:?) [ 30.785438][ T315] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 30.785440][ T315] ? 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)) [ 30.785444][ T315] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 30.785453][ T315] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 30.785462][ T315] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 30.785465][ T315] ? 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) [ 30.785468][ T315] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 30.785471][ T315] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 30.785482][ T315] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 30.785485][ T315] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.785488][ T315] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.785491][ T315] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.785494][ T315] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 30.785533][ T315] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.785536][ T315] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.785541][ T315] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.785544][ T315] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.785548][ T315] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.785555][ T315] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.785558][ T315] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.785562][ T315] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 30.785565][ T315] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.785572][ T315] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 30.785576][ T315] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 30.785582][ T315] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.785584][ T315] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.785592][ T315] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.785595][ T315] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.785601][ T315] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 30.785606][ T315] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.785611][ T315] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.785622][ T315] ? 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)) [ 30.785624][ T315] ? 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)) [ 30.785631][ T315] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.785638][ T315] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.785642][ T315] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.785649][ T315] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 30.785662][ T315] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.785668][ T315] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 30.785677][ T315] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 30.785682][ T315] ? copy_msghdr_from_user (net/socket.c:2650) [ 30.785685][ T315] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 30.785687][ T315] ? move_addr_to_kernel (net/socket.c:258) [ 30.785700][ T315] ___sys_sendmsg (net/socket.c:2767) [ 30.785704][ T315] ? copy_msghdr_from_user (net/socket.c:2619) [ 30.785732][ T315] __sys_sendmsg (net/socket.c:2799) [ 30.785736][ T315] ? __sys_sendmsg_sock (net/socket.c:2780) [ 30.785747][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.785752][ T315] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.785756][ T315] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.785761][ T315] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.785764][ T315] RIP: 0033:0x7f6622fdd54e [ 30.785769][ T315] 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 [ 30.785771][ T315] RSP: 002b:00007ffe81da1710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.785775][ T315] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6622fdd54e [ 30.785777][ T315] RDX: 0000000000000000 RSI: 00007ffe81da17c0 RDI: 0000000000000005 [ 30.785778][ T315] RBP: 00007ffe81da1720 R08: 0000000000000000 R09: 0000000000000000 [ 30.785779][ T315] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae5c [ 30.785781][ T315] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe81da1e80 | [ 32.557850][ T330] softirqs last disabled at (31724): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) | [ 32.557852][ T330] Preemption disabled at: | [ 32.557853][ T330] 0x0 | [ 32.557864][ T330] Tainted: [W]=WARN [ 32.557864][ T330] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.557866][ T330] Call Trace: [ 32.557868][ T330] [ 32.557869][ T330] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.557875][ T330] __might_resched.cold (kernel/sched/core.c:9234) [ 32.557880][ T330] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.557883][ T330] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 32.557889][ T330] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 32.557891][ T330] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.557898][ T330] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 32.557900][ T330] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.557904][ T330] put_chars (drivers/char/virtio_console.c:1176) [ 32.557906][ T330] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 32.557909][ T330] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.557916][ T330] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.557923][ T330] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.557926][ T330] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.557931][ T330] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.557935][ T330] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.557939][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.557943][ T330] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.557947][ T330] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.557951][ T330] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.557952][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.557958][ T330] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.557960][ T330] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.557961][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.557963][ T330] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.557967][ T330] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.557969][ T330] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.557972][ T330] vprintk_emit (kernel/printk/printk.c:2479) [ 32.557976][ T330] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.557977][ T330] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 32.557980][ T330] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 32.557982][ T330] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.557987][ T330] _printk (kernel/printk/printk.c:2504) [ 32.557991][ T330] ? snapshot_read.cold (user.c:?) [ 32.557998][ T330] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 32.558002][ T330] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 32.558006][ T330] br_device_event (net/bridge/br.c:111) [ 32.558009][ T330] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 32.558012][ T330] ? packet_sendmsg_spkt (af_packet.c:?) [ 32.558018][ T330] notifier_call_chain (kernel/notifier.c:85) [ 32.558024][ T330] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 32.558029][ T330] ? netif_change_name (net/core/dev.c:1517) [ 32.558031][ T330] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 32.558034][ T330] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 32.558037][ T330] ? __kernel_text_address (kernel/extable.c:79) [ 32.558039][ T330] ? write_profile (profile.c:?) [ 32.558044][ T330] netif_change_flags (net/core/dev.c:9882) [ 32.558048][ T330] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 32.558052][ T330] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 32.558054][ T330] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 32.558056][ T330] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 32.558058][ T330] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 32.558061][ T330] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 32.558064][ T330] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.558066][ T330] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 32.558069][ T330] ? kasan_save_stack (mm/kasan/common.c:58) [ 32.558071][ T330] ? kasan_save_stack (mm/kasan/common.c:57) [ 32.558072][ T330] ? kasan_save_track (mm/kasan/common.c:78) [ 32.558075][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.558077][ T330] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 32.558080][ T330] ? ___sys_sendmsg (net/socket.c:2757) [ 32.558085][ T330] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.558087][ T330] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 32.558090][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.558092][ T330] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.558094][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.558095][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.558097][ T330] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 32.558099][ T330] ? __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) [ 32.558101][ T330] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 32.558103][ T330] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 32.558107][ T330] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 32.558112][ T330] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 32.558118][ T330] rtnl_newlink (net/core/rtnetlink.c:4215) [ 32.558124][ T330] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 32.558126][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.558131][ T330] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.558133][ T330] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.558135][ T330] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 32.558137][ T330] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.558141][ T330] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 32.558144][ T330] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 32.558148][ T330] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.558149][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.558154][ T330] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.558156][ T330] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.558160][ T330] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 32.558162][ T330] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.558165][ T330] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.558171][ T330] ? 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)) [ 32.558173][ T330] ? 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)) [ 32.558177][ T330] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.558181][ T330] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.558184][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.558188][ T330] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 32.558192][ T330] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.558196][ T330] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 32.558202][ T330] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 32.558206][ T330] ? copy_msghdr_from_user (net/socket.c:2650) [ 32.558208][ T330] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 32.558209][ T330] ? move_addr_to_kernel (net/socket.c:258) [ 32.558217][ T330] ___sys_sendmsg (net/socket.c:2767) [ 32.558219][ T330] ? copy_msghdr_from_user (net/socket.c:2619) [ 32.558235][ T330] __sys_sendmsg (net/socket.c:2799) [ 32.558238][ T330] ? __sys_sendmsg_sock (net/socket.c:2780) [ 32.558244][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.558247][ T330] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.558249][ T330] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.558252][ T330] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.558254][ T330] RIP: 0033:0x7f293ae8054e [ 32.558256][ T330] 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 [ 32.558258][ T330] RSP: 002b:00007fff068592f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.558261][ T330] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f293ae8054e [ 32.558262][ T330] RDX: 0000000000000000 RSI: 00007fff068593a0 RDI: 0000000000000005 [ 32.558263][ T330] RBP: 00007fff06859300 R08: 0000000000000000 R09: 0000000000000000 [ 32.558264][ T330] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae5d [ 32.558265][ T330] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff06859a60 | [ 34.679340][ T38] softirqs last disabled at (102034): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 34.679343][ T38] Preemption disabled at: | [ 34.679343][ T38] 0x0 | [ 34.679354][ T38] Tainted: [W]=WARN [ 34.679355][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.679357][ T38] Workqueue: events_unbound linkwatch_event [ 34.679361][ T38] Call Trace: [ 34.679363][ T38] [ 34.679365][ T38] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.679371][ T38] __might_resched.cold (kernel/sched/core.c:9234) [ 34.679376][ T38] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.679379][ 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) [ 34.679385][ 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)) [ 34.679387][ T38] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.679394][ 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) [ 34.679396][ T38] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.679400][ T38] put_chars (drivers/char/virtio_console.c:1176) [ 34.679403][ T38] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.679407][ T38] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 34.679413][ T38] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.679421][ T38] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.679424][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.679427][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.679432][ T38] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.679436][ T38] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.679440][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.679442][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.679446][ T38] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.679450][ T38] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.679451][ T38] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.679457][ T38] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.679460][ T38] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.679461][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.679463][ T38] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.679467][ T38] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.679469][ T38] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.679472][ T38] vprintk_emit (kernel/printk/printk.c:2479) [ 34.679476][ T38] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.679478][ T38] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 34.679481][ T38] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 34.679486][ T38] _printk (kernel/printk/printk.c:2504) [ 34.679490][ T38] ? snapshot_read.cold (user.c:?) [ 34.679495][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 34.679499][ T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 34.679503][ T38] br_init_port (net/bridge/br_stp_if.c:39) [ 34.679506][ T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 34.679508][ T38] br_port_carrier_check (net/bridge/br_if.c:90) [ 34.679512][ T38] br_device_event (net/bridge/br.c:101) [ 34.679515][ T38] ? packet_sendmsg_spkt (af_packet.c:?) [ 34.679517][ T38] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 34.679524][ T38] notifier_call_chain (kernel/notifier.c:85) [ 34.679530][ T38] netif_state_change (net/core/dev.c:1625) [ 34.679535][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 34.679539][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 34.679542][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 34.679546][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 34.679549][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 34.679553][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 34.679556][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 34.679560][ T38] process_one_work (kernel/workqueue.c:3387) [ 34.679566][ T38] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 34.679569][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 34.679577][ T38] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 34.679584][ T38] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 34.679585][ T38] kthread (kernel/kthread.c:436) [ 34.679588][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.679592][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 34.679595][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.679600][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 34.679604][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.679609][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 34.679612][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 35.968533][ T338] softirqs last disabled at (46874): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 35.968535][ T338] Preemption disabled at: | [ 35.968536][ T338] vprintk_emit (kernel/printk/printk.c:2471) | [ 35.968546][ T338] Tainted: [W]=WARN [ 35.968547][ T338] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.968549][ T338] Call Trace: [ 35.968551][ T338] [ 35.968552][ T338] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.968558][ T338] ? vprintk_emit (kernel/printk/printk.c:2471) [ 35.968560][ T338] __might_resched.cold (kernel/sched/core.c:9234) [ 35.968565][ T338] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.968568][ T338] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 35.968574][ T338] __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)) [ 35.968576][ T338] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.968583][ T338] ? 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) [ 35.968585][ T338] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.968589][ T338] put_chars (drivers/char/virtio_console.c:1176) [ 35.968592][ T338] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.968595][ T338] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 35.968599][ T338] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.968602][ T338] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 35.968607][ T338] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.968611][ T338] ? mark_usage (kernel/locking/lockdep.c:4690) [ 35.968613][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.968615][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.968619][ T338] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.968622][ T338] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 35.968624][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.968626][ T338] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.968631][ T338] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.968634][ T338] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.968638][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.968640][ T338] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.968644][ T338] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.968648][ T338] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.968649][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.968655][ T338] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.968657][ T338] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.968658][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.968660][ T338] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.968664][ T338] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.968671][ T338] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.968674][ T338] vprintk_emit (kernel/printk/printk.c:2479) [ 35.968677][ T338] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.968678][ T338] ? packet_sendmsg_spkt (af_packet.c:?) [ 35.968685][ T338] _printk (kernel/printk/printk.c:2504) [ 35.968689][ T338] ? snapshot_read.cold (user.c:?) [ 35.968693][ T338] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 35.968697][ T338] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 35.968700][ T338] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.968703][ T338] ? netdev_notice (net/core/dev.c:13194) [ 35.968707][ T338] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 35.968710][ T338] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 35.968714][ T338] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 35.968718][ T338] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 35.968723][ T338] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 35.968727][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5123) [ 35.968729][ T338] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 35.968732][ T338] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 35.968739][ T338] ? packet_sendmsg_spkt (af_packet.c:?) [ 35.968743][ T338] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 35.968745][ T338] ? 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)) [ 35.968748][ T338] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 35.968753][ T338] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 35.968758][ T338] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 35.968760][ T338] ? 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) [ 35.968762][ T338] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 35.968764][ T338] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 35.968770][ T338] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 35.968773][ T338] ? mark_usage (kernel/locking/lockdep.c:4690) [ 35.968775][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.968776][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.968779][ T338] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 35.968800][ T338] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 35.968803][ T338] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 35.968806][ T338] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 35.968808][ T338] ? mark_usage (kernel/locking/lockdep.c:4690) [ 35.968810][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.968815][ T338] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 35.968817][ T338] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 35.968819][ T338] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 35.968822][ T338] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 35.968826][ T338] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 35.968828][ T338] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 35.968832][ T338] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.968834][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.968838][ T338] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 35.968841][ T338] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 35.968844][ T338] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 35.968847][ T338] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.968851][ T338] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.968857][ T338] ? 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)) [ 35.968858][ T338] ? 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)) [ 35.968863][ T338] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.968866][ T338] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.968869][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.968874][ T338] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 35.968877][ T338] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 35.968881][ T338] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 35.968887][ T338] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 35.968890][ T338] ? copy_msghdr_from_user (net/socket.c:2650) [ 35.968892][ T338] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 35.968894][ T338] ? move_addr_to_kernel (net/socket.c:258) [ 35.968901][ T338] ___sys_sendmsg (net/socket.c:2767) [ 35.968903][ T338] ? copy_msghdr_from_user (net/socket.c:2619) [ 35.968919][ T338] __sys_sendmsg (net/socket.c:2799) [ 35.968922][ T338] ? __sys_sendmsg_sock (net/socket.c:2780) [ 35.968928][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.968931][ T338] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 35.968933][ T338] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 35.968936][ T338] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.968938][ T338] RIP: 0033:0x7f5599bb154e [ 35.968942][ T338] 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 [ 35.968944][ T338] RSP: 002b:00007fff93624ae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.968947][ T338] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5599bb154e [ 35.968948][ T338] RDX: 0000000000000000 RSI: 00007fff93624b90 RDI: 0000000000000005 [ 35.968949][ T338] RBP: 00007fff93624af0 R08: 0000000000000000 R09: 0000000000000000 [ 35.968950][ T338] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae61 [ 35.968951][ T338] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff93625250 | [ 37.759037][ T352] softirqs last disabled at (33980): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) | [ 37.759041][ T352] Preemption disabled at: | [ 37.759042][ T352] 0x0 | [ 37.759055][ T352] Tainted: [W]=WARN [ 37.759056][ T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.759058][ T352] Call Trace: [ 37.759061][ T352] [ 37.759063][ T352] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 37.759070][ T352] __might_resched.cold (kernel/sched/core.c:9234) [ 37.759077][ T352] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 37.759082][ T352] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 37.759089][ T352] __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)) [ 37.759093][ T352] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.759102][ T352] ? 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) [ 37.759106][ T352] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.759111][ T352] put_chars (drivers/char/virtio_console.c:1176) [ 37.759115][ T352] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 37.759119][ T352] ? __send_to_port (drivers/char/virtio_console.c:654) [ 37.759131][ T352] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 37.759143][ T352] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 37.759148][ T352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.759155][ T352] console_emit_next_record (kernel/printk/printk.c:3183) [ 37.759161][ T352] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 37.759168][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.759173][ T352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.759180][ T352] console_flush_one_record (kernel/printk/printk.c:3268) [ 37.759187][ T352] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 37.759189][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.759199][ T352] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 37.759205][ T352] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 37.759208][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.759211][ T352] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 37.759218][ T352] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 37.759221][ T352] ? vprintk_emit (kernel/printk/printk.c:2478) [ 37.759226][ T352] vprintk_emit (kernel/printk/printk.c:2479) [ 37.759232][ T352] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 37.759234][ T352] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 37.759239][ T352] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 37.759243][ T352] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.759250][ T352] _printk (kernel/printk/printk.c:2504) [ 37.759255][ T352] ? snapshot_read.cold (user.c:?) [ 37.759269][ T352] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 37.759275][ T352] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 37.759282][ T352] br_device_event (net/bridge/br.c:111) [ 37.759285][ T352] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 37.759290][ T352] ? packet_sendmsg_spkt (af_packet.c:?) [ 37.759300][ T352] notifier_call_chain (kernel/notifier.c:85) [ 37.759310][ T352] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 37.759317][ T352] ? netif_change_name (net/core/dev.c:1517) [ 37.759321][ T352] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 37.759326][ T352] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 37.759331][ T352] ? __kernel_text_address (kernel/extable.c:79) [ 37.759334][ T352] ? write_profile (profile.c:?) [ 37.759341][ T352] netif_change_flags (net/core/dev.c:9882) [ 37.759348][ T352] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 37.759354][ T352] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 37.759358][ T352] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 37.759361][ T352] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 37.759364][ T352] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 37.759368][ T352] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 37.759371][ T352] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.759375][ T352] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 37.759380][ T352] ? kasan_save_stack (mm/kasan/common.c:58) [ 37.759382][ T352] ? kasan_save_stack (mm/kasan/common.c:57) [ 37.759385][ T352] ? kasan_save_track (mm/kasan/common.c:78) [ 37.759389][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.759392][ T352] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 37.759396][ T352] ? ___sys_sendmsg (net/socket.c:2757) [ 37.759403][ T352] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 37.759407][ T352] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 37.759412][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.759415][ T352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.759418][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.759420][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.759423][ T352] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 37.759427][ T352] ? __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) [ 37.759430][ T352] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 37.759433][ T352] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 37.759440][ T352] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 37.759449][ T352] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 37.759459][ T352] rtnl_newlink (net/core/rtnetlink.c:4215) [ 37.759469][ T352] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 37.759473][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.759481][ T352] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 37.759484][ T352] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 37.759488][ T352] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 37.759491][ T352] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 37.759498][ T352] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 37.759502][ T352] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 37.759508][ T352] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.759511][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.759519][ T352] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 37.759522][ T352] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 37.759529][ T352] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 37.759531][ T352] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.759537][ T352] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.759548][ T352] ? 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)) [ 37.759551][ T352] ? 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)) [ 37.759558][ T352] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.759565][ T352] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.759570][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.759577][ T352] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 37.759584][ T352] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 37.759591][ T352] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 37.759599][ T352] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 37.759603][ T352] ? copy_msghdr_from_user (net/socket.c:2650) [ 37.759607][ T352] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 37.759609][ T352] ? move_addr_to_kernel (net/socket.c:258) [ 37.759622][ T352] ___sys_sendmsg (net/socket.c:2767) [ 37.759627][ T352] ? copy_msghdr_from_user (net/socket.c:2619) [ 37.759656][ T352] __sys_sendmsg (net/socket.c:2799) [ 37.759661][ T352] ? __sys_sendmsg_sock (net/socket.c:2780) [ 37.759677][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.759683][ T352] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 37.759686][ T352] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 37.759691][ T352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.759695][ T352] RIP: 0033:0x7f8bf721054e [ 37.759698][ T352] 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 [ 37.759701][ T352] RSP: 002b:00007ffd014a8e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.759704][ T352] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8bf721054e [ 37.759706][ T352] RDX: 0000000000000000 RSI: 00007ffd014a8f40 RDI: 0000000000000005 [ 37.759707][ T352] RBP: 00007ffd014a8ea0 R08: 0000000000000000 R09: 0000000000000000 [ 37.759709][ T352] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae63 [ 37.759710][ T352] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd014a9600 | [ 39.889735][ T46] softirqs last disabled at (201566): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 39.889737][ T46] Preemption disabled at: | [ 39.889738][ T46] 0x0 | [ 39.889749][ T46] Tainted: [W]=WARN [ 39.889750][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.889752][ T46] Workqueue: events_unbound linkwatch_event [ 39.889756][ T46] Call Trace: [ 39.889758][ T46] [ 39.889760][ T46] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.889766][ T46] __might_resched.cold (kernel/sched/core.c:9234) [ 39.889770][ T46] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.889774][ 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) [ 39.889780][ 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)) [ 39.889783][ T46] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.889789][ 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) [ 39.889791][ T46] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.889795][ T46] put_chars (drivers/char/virtio_console.c:1176) [ 39.889798][ T46] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.889802][ T46] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 39.889807][ T46] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.889815][ T46] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.889818][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.889822][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.889826][ T46] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.889830][ T46] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.889834][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.889836][ T46] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.889840][ T46] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.889844][ T46] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.889845][ T46] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.889851][ T46] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.889853][ T46] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.889854][ T46] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.889856][ T46] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.889860][ T46] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.889863][ T46] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.889866][ T46] vprintk_emit (kernel/printk/printk.c:2479) [ 39.889869][ T46] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.889872][ T46] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 39.889874][ T46] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.889879][ T46] _printk (kernel/printk/printk.c:2504) [ 39.889883][ T46] ? snapshot_read.cold (user.c:?) [ 39.889888][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 39.889892][ T46] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 39.889896][ T46] br_init_port (net/bridge/br_stp_if.c:39) [ 39.889899][ T46] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 39.889901][ T46] br_port_carrier_check (net/bridge/br_if.c:90) [ 39.889905][ T46] br_device_event (net/bridge/br.c:101) [ 39.889908][ T46] ? packet_sendmsg_spkt (af_packet.c:?) [ 39.889910][ T46] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 39.889917][ T46] notifier_call_chain (kernel/notifier.c:85) [ 39.889923][ T46] netif_state_change (net/core/dev.c:1625) [ 39.889927][ T46] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 39.889932][ T46] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 39.889934][ T46] __linkwatch_run_queue (net/core/link_watch.c:240) [ 39.889938][ T46] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.889941][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 39.889946][ T46] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 39.889948][ T46] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 39.889952][ T46] process_one_work (kernel/workqueue.c:3387) [ 39.889958][ T46] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 39.889961][ T46] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 39.889968][ T46] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 39.889975][ T46] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.889976][ T46] kthread (kernel/kthread.c:436) [ 39.889979][ T46] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.889983][ T46] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.889986][ T46] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.889990][ T46] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 39.889994][ T46] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.889997][ T46] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.890000][ T46] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 41.150920][ T360] softirqs last disabled at (44914): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 41.150922][ T360] Preemption disabled at: | [ 41.150923][ T360] vprintk_emit (kernel/printk/printk.c:2471) | [ 41.150932][ T360] Tainted: [W]=WARN [ 41.150933][ T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.150935][ T360] Call Trace: [ 41.150936][ T360] [ 41.150938][ T360] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 41.150943][ T360] ? vprintk_emit (kernel/printk/printk.c:2471) [ 41.150945][ T360] __might_resched.cold (kernel/sched/core.c:9234) [ 41.150949][ T360] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 41.150953][ T360] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 41.150958][ T360] __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)) [ 41.150961][ T360] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.150967][ T360] ? 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) [ 41.150970][ T360] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.150973][ T360] put_chars (drivers/char/virtio_console.c:1176) [ 41.150976][ T360] ? __send_to_port (drivers/char/virtio_console.c:654) [ 41.150980][ T360] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 41.150983][ T360] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.150987][ T360] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 41.150991][ T360] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 41.150995][ T360] ? mark_usage (kernel/locking/lockdep.c:4690) [ 41.150997][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.150999][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.151003][ T360] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 41.151005][ T360] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 41.151008][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.151010][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.151014][ T360] console_emit_next_record (kernel/printk/printk.c:3183) [ 41.151018][ T360] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 41.151021][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.151023][ T360] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.151027][ T360] console_flush_one_record (kernel/printk/printk.c:3268) [ 41.151031][ T360] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 41.151032][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.151038][ T360] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 41.151040][ T360] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 41.151041][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.151043][ T360] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 41.151047][ T360] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 41.151049][ T360] ? vprintk_emit (kernel/printk/printk.c:2478) [ 41.151052][ T360] vprintk_emit (kernel/printk/printk.c:2479) [ 41.151055][ T360] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 41.151056][ T360] ? packet_sendmsg_spkt (af_packet.c:?) [ 41.151063][ T360] _printk (kernel/printk/printk.c:2504) [ 41.151067][ T360] ? snapshot_read.cold (user.c:?) [ 41.151071][ T360] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 41.151074][ T360] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 41.151078][ T360] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 41.151080][ T360] ? netdev_notice (net/core/dev.c:13194) [ 41.151084][ T360] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 41.151087][ T360] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 41.151091][ T360] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 41.151095][ T360] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 41.151100][ T360] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 41.151104][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5123) [ 41.151106][ T360] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 41.151109][ T360] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 41.151116][ T360] ? packet_sendmsg_spkt (af_packet.c:?) [ 41.151120][ T360] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 41.151121][ T360] ? 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)) [ 41.151124][ T360] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 41.151129][ T360] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 41.151134][ T360] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 41.151136][ T360] ? 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) [ 41.151138][ T360] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 41.151140][ T360] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 41.151146][ T360] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 41.151148][ T360] ? mark_usage (kernel/locking/lockdep.c:4690) [ 41.151150][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.151152][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.151154][ T360] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 41.151175][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 41.151177][ T360] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 41.151180][ T360] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 41.151182][ T360] ? mark_usage (kernel/locking/lockdep.c:4690) [ 41.151184][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.151189][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 41.151191][ T360] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 41.151193][ T360] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 41.151195][ T360] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 41.151199][ T360] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 41.151201][ T360] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 41.151207][ T360] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.151209][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.151214][ T360] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 41.151216][ T360] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 41.151219][ T360] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 41.151223][ T360] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 41.151226][ T360] ? netlink_ack (./include/linux/skbuff.h:2718) [ 41.151232][ T360] ? 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)) [ 41.151233][ T360] ? 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)) [ 41.151238][ T360] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 41.151241][ T360] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 41.151244][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.151248][ T360] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 41.151252][ T360] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 41.151256][ T360] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 41.151262][ T360] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 41.151265][ T360] ? copy_msghdr_from_user (net/socket.c:2650) [ 41.151267][ T360] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 41.151268][ T360] ? move_addr_to_kernel (net/socket.c:258) [ 41.151275][ T360] ___sys_sendmsg (net/socket.c:2767) [ 41.151278][ T360] ? copy_msghdr_from_user (net/socket.c:2619) [ 41.151293][ T360] __sys_sendmsg (net/socket.c:2799) [ 41.151295][ T360] ? __sys_sendmsg_sock (net/socket.c:2780) [ 41.151301][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.151304][ T360] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 41.151307][ T360] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 41.151310][ T360] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 41.151312][ T360] RIP: 0033:0x7f8d9ee7d54e [ 41.151316][ T360] 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 [ 41.151317][ T360] RSP: 002b:00007fff713eb590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.151320][ T360] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8d9ee7d54e [ 41.151321][ T360] RDX: 0000000000000000 RSI: 00007fff713eb640 RDI: 0000000000000005 [ 41.151322][ T360] RBP: 00007fff713eb5a0 R08: 0000000000000000 R09: 0000000000000000 [ 41.151323][ T360] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae66 [ 41.151323][ T360] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff713ebd00 | [ 42.930956][ T374] softirqs last disabled at (33806): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) | [ 42.930958][ T374] Preemption disabled at: | [ 42.930959][ T374] 0x0 | [ 42.930970][ T374] Tainted: [W]=WARN [ 42.930971][ T374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.930972][ T374] Call Trace: [ 42.930974][ T374] [ 42.930976][ T374] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 42.930981][ T374] __might_resched.cold (kernel/sched/core.c:9234) [ 42.930986][ T374] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.930990][ T374] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 42.930995][ T374] __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)) [ 42.930998][ T374] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.931004][ T374] ? 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) [ 42.931006][ T374] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.931010][ T374] put_chars (drivers/char/virtio_console.c:1176) [ 42.931013][ T374] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 42.931015][ T374] ? __send_to_port (drivers/char/virtio_console.c:654) [ 42.931022][ T374] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 42.931029][ T374] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 42.931032][ T374] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.931037][ T374] console_emit_next_record (kernel/printk/printk.c:3183) [ 42.931040][ T374] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 42.931044][ T374] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.931048][ T374] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.931052][ T374] console_flush_one_record (kernel/printk/printk.c:3268) [ 42.931056][ T374] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 42.931057][ T374] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.931063][ T374] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 42.931065][ T374] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 42.931066][ T374] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.931068][ T374] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 42.931072][ T374] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 42.931074][ T374] ? vprintk_emit (kernel/printk/printk.c:2478) [ 42.931077][ T374] vprintk_emit (kernel/printk/printk.c:2479) [ 42.931080][ T374] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 42.931082][ T374] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 42.931084][ T374] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 42.931087][ T374] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 42.931091][ T374] _printk (kernel/printk/printk.c:2504) [ 42.931095][ T374] ? snapshot_read.cold (user.c:?) [ 42.931102][ T374] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 42.931106][ T374] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 42.931110][ T374] br_device_event (net/bridge/br.c:111) [ 42.931112][ T374] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 42.931116][ T374] ? packet_sendmsg_spkt (af_packet.c:?) [ 42.931122][ T374] notifier_call_chain (kernel/notifier.c:85) [ 42.931128][ T374] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 42.931132][ T374] ? netif_change_name (net/core/dev.c:1517) [ 42.931134][ T374] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 42.931137][ T374] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 42.931140][ T374] ? __kernel_text_address (kernel/extable.c:79) [ 42.931142][ T374] ? write_profile (profile.c:?) [ 42.931147][ T374] netif_change_flags (net/core/dev.c:9882) [ 42.931151][ T374] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 42.931155][ T374] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 42.931157][ T374] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 42.931159][ T374] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 42.931161][ T374] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 42.931164][ T374] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 42.931166][ T374] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 42.931168][ T374] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 42.931171][ T374] ? kasan_save_stack (mm/kasan/common.c:58) [ 42.931173][ T374] ? kasan_save_stack (mm/kasan/common.c:57) [ 42.931174][ T374] ? kasan_save_track (mm/kasan/common.c:78) [ 42.931176][ T374] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.931178][ T374] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 42.931182][ T374] ? ___sys_sendmsg (net/socket.c:2757) [ 42.931186][ T374] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.931188][ T374] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 42.931191][ T374] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.931193][ T374] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.931195][ T374] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.931196][ T374] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.931198][ T374] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 42.931201][ T374] ? __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) [ 42.931202][ T374] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 42.931206][ T374] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 42.931210][ T374] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 42.931215][ T374] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 42.931221][ T374] rtnl_newlink (net/core/rtnetlink.c:4215) [ 42.931227][ T374] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.931229][ T374] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.931234][ T374] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.931236][ T374] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 42.931238][ T374] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.931240][ T374] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 42.931244][ T374] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.931247][ T374] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 42.931250][ T374] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.931252][ T374] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.931257][ T374] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.931259][ T374] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 42.931263][ T374] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 42.931264][ T374] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.931268][ T374] ? netlink_ack (./include/linux/skbuff.h:2718) [ 42.931274][ T374] ? 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)) [ 42.931275][ T374] ? 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)) [ 42.931279][ T374] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 42.931283][ T374] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 42.931286][ T374] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.931290][ T374] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 42.931294][ T374] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 42.931298][ T374] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 42.931304][ T374] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 42.931306][ T374] ? copy_msghdr_from_user (net/socket.c:2650) [ 42.931308][ T374] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 42.931309][ T374] ? move_addr_to_kernel (net/socket.c:258) [ 42.931316][ T374] ___sys_sendmsg (net/socket.c:2767) [ 42.931318][ T374] ? copy_msghdr_from_user (net/socket.c:2619) [ 42.931334][ T374] __sys_sendmsg (net/socket.c:2799) [ 42.931336][ T374] ? __sys_sendmsg_sock (net/socket.c:2780) [ 42.931342][ T374] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.931345][ T374] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 42.931347][ T374] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 42.931351][ T374] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.931353][ T374] RIP: 0033:0x7ff34de0454e [ 42.931355][ T374] 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 [ 42.931357][ T374] RSP: 002b:00007ffde3d7d7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 42.931359][ T374] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff34de0454e [ 42.931361][ T374] RDX: 0000000000000000 RSI: 00007ffde3d7d880 RDI: 0000000000000005 [ 42.931362][ T374] RBP: 00007ffde3d7d7e0 R08: 0000000000000000 R09: 0000000000000000 [ 42.931363][ T374] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae68 [ 42.931363][ T374] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde3d7df40 | [ 45.036726][ T38] softirqs last disabled at (157832): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 45.036729][ T38] Preemption disabled at: | [ 45.036730][ T38] 0x0 | [ 45.036741][ T38] Tainted: [W]=WARN [ 45.036742][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.036744][ T38] Workqueue: events_unbound linkwatch_event [ 45.036747][ T38] Call Trace: [ 45.036749][ T38] [ 45.036751][ T38] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 45.036757][ T38] __might_resched.cold (kernel/sched/core.c:9234) [ 45.036761][ T38] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 45.036765][ 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) [ 45.036770][ 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)) [ 45.036773][ T38] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.036779][ 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) [ 45.036781][ T38] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.036785][ T38] put_chars (drivers/char/virtio_console.c:1176) [ 45.036788][ T38] ? __send_to_port (drivers/char/virtio_console.c:654) [ 45.036792][ T38] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 45.036798][ T38] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 45.036806][ T38] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 45.036809][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.036812][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.036816][ T38] console_emit_next_record (kernel/printk/printk.c:3183) [ 45.036820][ T38] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 45.036824][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.036826][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.036830][ T38] console_flush_one_record (kernel/printk/printk.c:3268) [ 45.036834][ T38] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 45.036836][ T38] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.036842][ T38] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 45.036844][ T38] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 45.036845][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.036847][ T38] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 45.036851][ T38] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 45.036853][ T38] ? vprintk_emit (kernel/printk/printk.c:2478) [ 45.036856][ T38] vprintk_emit (kernel/printk/printk.c:2479) [ 45.036860][ T38] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 45.036862][ T38] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 45.036864][ T38] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.036869][ T38] _printk (kernel/printk/printk.c:2504) [ 45.036873][ T38] ? snapshot_read.cold (user.c:?) [ 45.036879][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 45.036883][ T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 45.036886][ T38] br_init_port (net/bridge/br_stp_if.c:39) [ 45.036890][ T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 45.036892][ T38] br_port_carrier_check (net/bridge/br_if.c:90) [ 45.036896][ T38] br_device_event (net/bridge/br.c:101) [ 45.036899][ T38] ? packet_sendmsg_spkt (af_packet.c:?) [ 45.036901][ T38] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 45.036908][ T38] notifier_call_chain (kernel/notifier.c:85) [ 45.036914][ T38] netif_state_change (net/core/dev.c:1625) [ 45.036918][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 45.036923][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 45.036926][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 45.036929][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.036932][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 45.036937][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 45.036940][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 45.036944][ T38] process_one_work (kernel/workqueue.c:3387) [ 45.036950][ T38] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 45.036952][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 45.036960][ T38] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 45.036967][ T38] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 45.036969][ T38] kthread (kernel/kthread.c:436) [ 45.036971][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 45.036975][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 45.036978][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 45.036982][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 45.036986][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 45.036989][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 45.036993][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.273556][ T382] softirqs last disabled at (42666): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 46.273558][ T382] Preemption disabled at: | [ 46.273559][ T382] vprintk_emit (kernel/printk/printk.c:2471) | [ 46.273568][ T382] Tainted: [W]=WARN [ 46.273569][ T382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.273570][ T382] Call Trace: [ 46.273572][ T382] [ 46.273574][ T382] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 46.273579][ T382] ? vprintk_emit (kernel/printk/printk.c:2471) [ 46.273581][ T382] __might_resched.cold (kernel/sched/core.c:9234) [ 46.273586][ T382] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 46.273589][ T382] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 46.273595][ T382] __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)) [ 46.273598][ T382] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.273604][ T382] ? 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) [ 46.273606][ T382] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.273610][ T382] put_chars (drivers/char/virtio_console.c:1176) [ 46.273614][ T382] ? __send_to_port (drivers/char/virtio_console.c:654) [ 46.273617][ T382] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 46.273621][ T382] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 46.273624][ T382] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 46.273628][ T382] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 46.273632][ T382] ? mark_usage (kernel/locking/lockdep.c:4690) [ 46.273634][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.273636][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.273640][ T382] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 46.273643][ T382] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 46.273646][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.273648][ T382] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.273652][ T382] console_emit_next_record (kernel/printk/printk.c:3183) [ 46.273655][ T382] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 46.273659][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.273661][ T382] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.273665][ T382] console_flush_one_record (kernel/printk/printk.c:3268) [ 46.273669][ T382] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 46.273670][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.273675][ T382] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 46.273678][ T382] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 46.273679][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.273681][ T382] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 46.273685][ T382] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 46.273687][ T382] ? vprintk_emit (kernel/printk/printk.c:2478) [ 46.273696][ T382] vprintk_emit (kernel/printk/printk.c:2479) [ 46.273699][ T382] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 46.273701][ T382] ? packet_sendmsg_spkt (af_packet.c:?) [ 46.273707][ T382] _printk (kernel/printk/printk.c:2504) [ 46.273711][ T382] ? snapshot_read.cold (user.c:?) [ 46.273715][ T382] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 46.273718][ T382] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 46.273721][ T382] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 46.273724][ T382] ? netdev_notice (net/core/dev.c:13194) [ 46.273728][ T382] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 46.273731][ T382] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 46.273735][ T382] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 46.273739][ T382] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 46.273744][ T382] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 46.273747][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5123) [ 46.273749][ T382] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.273752][ T382] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 46.273759][ T382] ? packet_sendmsg_spkt (af_packet.c:?) [ 46.273763][ T382] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 46.273764][ T382] ? 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)) [ 46.273767][ T382] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 46.273772][ T382] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 46.273778][ T382] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 46.273779][ T382] ? 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) [ 46.273781][ T382] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 46.273783][ T382] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 46.273790][ T382] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 46.273792][ T382] ? mark_usage (kernel/locking/lockdep.c:4690) [ 46.273794][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.273796][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.273798][ T382] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 46.273819][ T382] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 46.273821][ T382] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.273824][ T382] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 46.273826][ T382] ? mark_usage (kernel/locking/lockdep.c:4690) [ 46.273828][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.273833][ T382] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 46.273835][ T382] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.273837][ T382] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 46.273839][ T382] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 46.273843][ T382] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 46.273845][ T382] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 46.273849][ T382] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 46.273851][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.273855][ T382] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 46.273857][ T382] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.273861][ T382] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 46.273864][ T382] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 46.273867][ T382] ? netlink_ack (./include/linux/skbuff.h:2718) [ 46.273873][ T382] ? 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)) [ 46.273875][ T382] ? 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)) [ 46.273879][ T382] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 46.273883][ T382] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 46.273885][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.273890][ T382] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 46.273893][ T382] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 46.273897][ T382] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 46.273903][ T382] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 46.273907][ T382] ? copy_msghdr_from_user (net/socket.c:2650) [ 46.273909][ T382] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 46.273910][ T382] ? move_addr_to_kernel (net/socket.c:258) [ 46.273917][ T382] ___sys_sendmsg (net/socket.c:2767) [ 46.273920][ T382] ? copy_msghdr_from_user (net/socket.c:2619) [ 46.273935][ T382] __sys_sendmsg (net/socket.c:2799) [ 46.273937][ T382] ? __sys_sendmsg_sock (net/socket.c:2780) [ 46.273943][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.273946][ T382] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 46.273949][ T382] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 46.273952][ T382] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 46.273954][ T382] RIP: 0033:0x7f01d925e54e [ 46.273958][ T382] 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 [ 46.273960][ T382] RSP: 002b:00007fff645f2700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 46.273962][ T382] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f01d925e54e [ 46.273964][ T382] RDX: 0000000000000000 RSI: 00007fff645f27b0 RDI: 0000000000000005 [ 46.273965][ T382] RBP: 00007fff645f2710 R08: 0000000000000000 R09: 0000000000000000 [ 46.273965][ T382] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ae6b Finger prints: br_port_carrier_check:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars br_device_event:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print