====================================== | [ 10.199185][ T180] softirqs last disabled at (26542): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 10.199187][ T180] Preemption disabled at: | [ 10.199188][ T180] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.199197][ T180] Tainted: [W]=WARN [ 10.199198][ T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.199200][ T180] Call Trace: [ 10.199201][ T180] [ 10.199203][ T180] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.199208][ T180] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.199210][ T180] __might_resched.cold (kernel/sched/core.c:9234) [ 10.199215][ T180] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.199218][ T180] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.199224][ T180] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.199226][ T180] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.199232][ T180] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.199234][ T180] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.199238][ T180] put_chars (drivers/char/virtio_console.c:1176) [ 10.199241][ T180] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 10.199243][ T180] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.199246][ T180] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.199251][ T180] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.199259][ T180] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.199261][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.199265][ T180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.199269][ T180] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.199272][ T180] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.199276][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.199278][ T180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.199282][ T180] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.199285][ T180] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.199287][ T180] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.199292][ T180] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.199294][ T180] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.199296][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.199298][ T180] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.199301][ T180] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.199303][ T180] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.199306][ T180] vprintk_emit (kernel/printk/printk.c:2479) [ 10.199309][ T180] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.199312][ T180] ? save_trace (kernel/locking/lockdep.c:589) [ 10.199316][ T180] _printk (kernel/printk/printk.c:2504) [ 10.199319][ T180] ? snapshot_read.cold (user.c:?) [ 10.199323][ T180] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.199325][ T180] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 10.199328][ T180] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 10.199330][ T180] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.199333][ T180] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.199335][ T180] ? netdev_notice (net/core/dev.c:13194) [ 10.199337][ T180] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.199341][ T180] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.199343][ T180] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.199347][ T180] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.199349][ T180] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 10.199352][ T180] ? register_netdev (net/core/dev.c:11618) [ 10.199353][ T180] ? 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)) [ 10.199359][ T180] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 10.199361][ T180] ? __kernel_text_address (kernel/extable.c:79) [ 10.199364][ T180] ? write_profile (profile.c:?) [ 10.199368][ T180] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 10.199373][ T180] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.199376][ T180] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 10.199379][ T180] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.199380][ T180] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 10.199383][ T180] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 10.199386][ T180] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.199389][ T180] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.199391][ T180] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.199394][ T180] ? kasan_save_stack (mm/kasan/common.c:58) [ 10.199395][ T180] ? kasan_save_stack (mm/kasan/common.c:57) [ 10.199397][ T180] ? kasan_save_track (mm/kasan/common.c:78) [ 10.199399][ T180] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.199401][ T180] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 10.199404][ T180] ? ___sys_sendmsg (net/socket.c:2757) [ 10.199409][ T180] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.199411][ T180] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.199414][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.199416][ T180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.199418][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.199419][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.199421][ T180] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.199423][ T180] ? __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) [ 10.199426][ T180] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.199428][ T180] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 10.199432][ T180] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.199433][ T180] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.199439][ T180] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 10.199445][ T180] rtnl_newlink (net/core/rtnetlink.c:4215) [ 10.199450][ T180] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.199453][ T180] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.199457][ T180] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.199459][ T180] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.199461][ T180] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.199464][ T180] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.199468][ T180] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 10.199470][ T180] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.199474][ T180] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.199476][ T180] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.199480][ T180] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.199482][ T180] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.199486][ T180] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.199488][ T180] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.199491][ T180] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.199498][ T180] ? 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)) [ 10.199500][ T180] ? 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)) [ 10.199504][ T180] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.199508][ T180] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.199510][ T180] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.199515][ T180] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.199518][ T180] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.199522][ T180] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.199531][ T180] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 10.199533][ T180] ? copy_msghdr_from_user (net/socket.c:2650) [ 10.199535][ T180] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 10.199536][ T180] ? move_addr_to_kernel (net/socket.c:258) [ 10.199543][ T180] ___sys_sendmsg (net/socket.c:2767) [ 10.199546][ T180] ? copy_msghdr_from_user (net/socket.c:2619) [ 10.199561][ T180] __sys_sendmsg (net/socket.c:2799) [ 10.199563][ T180] ? __sys_sendmsg_sock (net/socket.c:2780) [ 10.199569][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.199572][ T180] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.199575][ T180] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.199577][ T180] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.199580][ T180] RIP: 0033:0x7f93a622654e [ 10.199583][ T180] 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 [ 10.199585][ T180] RSP: 002b:00007ffe478585d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.199588][ T180] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f93a622654e [ 10.199589][ T180] RDX: 0000000000000000 RSI: 00007ffe47858680 RDI: 0000000000000005 [ 10.199590][ T180] RBP: 00007ffe478585e0 R08: 0000000000000000 R09: 0000000000000000 [ 10.199591][ T180] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddbf [ 10.199592][ T180] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe47858d40 | [ 11.234651][ T220] softirqs last disabled at (40379): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.234654][ T220] Preemption disabled at: | [ 11.234655][ T220] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.234667][ T220] Tainted: [W]=WARN [ 11.234668][ T220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.234671][ T220] Call Trace: [ 11.234673][ T220] [ 11.234675][ T220] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.234682][ T220] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.234685][ T220] __might_resched.cold (kernel/sched/core.c:9234) [ 11.234691][ T220] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.234696][ T220] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.234704][ T220] __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)) [ 11.234708][ T220] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.234717][ T220] ? 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) [ 11.234720][ T220] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.234726][ T220] put_chars (drivers/char/virtio_console.c:1176) [ 11.234730][ T220] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 11.234734][ T220] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.234746][ T220] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.234761][ T220] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.234766][ T220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.234774][ T220] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.234780][ T220] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.234787][ T220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.234792][ T220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.234800][ T220] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.234806][ T220] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.234809][ T220] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.234819][ T220] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.234823][ T220] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.234825][ T220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.234828][ T220] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.234835][ T220] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.234838][ T220] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.234843][ T220] vprintk_emit (kernel/printk/printk.c:2479) [ 11.234848][ T220] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.234851][ T220] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.234856][ T220] ? xdp_set_features_flag (./include/linux/netdevice.h:2861 net/core/xdp.c:1015) [ 11.234865][ T220] _printk (kernel/printk/printk.c:2504) [ 11.234870][ T220] ? snapshot_read.cold (user.c:?) [ 11.234877][ T220] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999) [ 11.234879][ T220] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 11.234884][ T220] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 11.234890][ T220] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.234894][ T220] ? netdev_notice (net/core/dev.c:13194) [ 11.234901][ T220] ? bond_lower_state_changed (drivers/net/bonding/bond_main.c:1835) [ 11.234908][ T220] ? netdev_upper_dev_link (net/core/dev.c:9034) [ 11.234917][ T220] bond_enslave.cold (drivers/net/bonding/bond_main.c:2342 (discriminator 7)) [ 11.234930][ T220] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.234934][ T220] ? bond_update_slave_arr (drivers/net/bonding/bond_main.c:5219 (discriminator 9)) [ 11.234936][ T220] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.234939][ T220] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.234942][ T220] ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3)) [ 11.234950][ T220] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.234963][ T220] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.234968][ T220] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.234977][ T220] do_set_master (net/core/rtnetlink.c:3071) [ 11.234985][ T220] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.234991][ T220] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.234996][ T220] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.234999][ T220] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.235003][ T220] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.235008][ T220] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.235011][ T220] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.235015][ T220] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.235019][ T220] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.235022][ T220] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.235024][ T220] ? kasan_save_track (mm/kasan/common.c:78) [ 11.235028][ T220] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.235032][ T220] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 11.235036][ T220] ? ___sys_sendmsg (net/socket.c:2757) [ 11.235043][ T220] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.235047][ T220] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.235052][ T220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.235055][ T220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.235058][ T220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.235060][ T220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.235063][ T220] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.235067][ T220] ? __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) [ 11.235069][ T220] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.235073][ T220] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.235080][ T220] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.235082][ T220] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.235092][ T220] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.235102][ T220] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.235113][ T220] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.235117][ T220] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.235125][ T220] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.235128][ T220] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.235132][ T220] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.235135][ T220] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.235142][ T220] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.235146][ T220] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.235153][ T220] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.235155][ T220] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.235164][ T220] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.235173][ T220] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.235180][ T220] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.235183][ T220] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.235188][ T220] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.235200][ T220] ? 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)) [ 11.235202][ T220] ? 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)) [ 11.235210][ T220] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.235217][ T220] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.235221][ T220] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.235229][ T220] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.235236][ T220] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.235243][ T220] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.235252][ T220] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.235256][ T220] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.235259][ T220] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.235261][ T220] ? move_addr_to_kernel (net/socket.c:258) [ 11.235274][ T220] ___sys_sendmsg (net/socket.c:2767) [ 11.235279][ T220] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.235308][ T220] __sys_sendmsg (net/socket.c:2799) [ 11.235313][ T220] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.235324][ T220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.235330][ T220] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.235333][ T220] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.235338][ T220] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.235341][ T220] RIP: 0033:0x7effde40054e [ 11.235346][ T220] 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 [ 11.235349][ T220] RSP: 002b:00007ffefdadc4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.235353][ T220] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007effde40054e [ 11.235355][ T220] RDX: 0000000000000000 RSI: 00007ffefdadc570 RDI: 0000000000000005 [ 11.235357][ T220] RBP: 00007ffefdadc4d0 R08: 0000000000000000 R09: 0000000000000000 [ 11.235359][ T220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddc0 [ 11.235360][ T220] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffefdadcc30 | [ 12.563516][ T227] softirqs last disabled at (39226): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) | [ 12.563518][ T227] Preemption disabled at: | [ 12.563519][ T227] 0x0 | [ 12.563531][ T227] Tainted: [W]=WARN [ 12.563532][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.563533][ T227] Call Trace: [ 12.563535][ T227] [ 12.563537][ T227] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.563542][ T227] __might_resched.cold (kernel/sched/core.c:9234) [ 12.563547][ T227] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.563551][ T227] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.563556][ T227] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 12.563559][ T227] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.563565][ T227] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.563567][ T227] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.563571][ T227] put_chars (drivers/char/virtio_console.c:1176) [ 12.563573][ T227] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 12.563576][ T227] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.563583][ T227] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.563590][ T227] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.563594][ T227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.563598][ T227] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.563602][ T227] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.563606][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.563609][ T227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.563613][ T227] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.563617][ T227] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.563618][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.563624][ T227] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.563626][ T227] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.563628][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.563630][ T227] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.563633][ T227] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.563635][ T227] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.563638][ T227] vprintk_emit (kernel/printk/printk.c:2479) [ 12.563642][ T227] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.563643][ T227] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 12.563646][ T227] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.563648][ T227] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.563653][ T227] _printk (kernel/printk/printk.c:2504) [ 12.563656][ T227] ? snapshot_read.cold (user.c:?) [ 12.563664][ T227] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 12.563668][ T227] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 12.563671][ T227] br_device_event (net/bridge/br.c:111) [ 12.563674][ T227] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 12.563677][ T227] ? packet_sendmsg_spkt (af_packet.c:?) [ 12.563683][ T227] notifier_call_chain (kernel/notifier.c:85) [ 12.563689][ T227] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 12.563694][ T227] ? netif_change_name (net/core/dev.c:1517) [ 12.563696][ T227] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 12.563699][ T227] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 12.563702][ T227] ? __kernel_text_address (kernel/extable.c:79) [ 12.563704][ T227] ? write_profile (profile.c:?) [ 12.563709][ T227] netif_change_flags (net/core/dev.c:9882) [ 12.563712][ T227] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 12.563716][ T227] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 12.563718][ T227] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 12.563720][ T227] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 12.563722][ T227] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.563725][ T227] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.563728][ T227] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.563730][ T227] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.563733][ T227] ? kasan_save_stack (mm/kasan/common.c:58) [ 12.563735][ T227] ? kasan_save_stack (mm/kasan/common.c:57) [ 12.563736][ T227] ? kasan_save_track (mm/kasan/common.c:78) [ 12.563738][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.563741][ T227] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 12.563744][ T227] ? ___sys_sendmsg (net/socket.c:2757) [ 12.563748][ T227] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.563750][ T227] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.563753][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.563755][ T227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.563757][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.563758][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.563760][ T227] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 12.563763][ T227] ? __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) [ 12.563765][ T227] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 12.563767][ T227] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.563770][ T227] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 12.563776][ T227] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 12.563781][ T227] rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.563787][ T227] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.563789][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.563794][ T227] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.563796][ T227] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.563798][ T227] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.563800][ T227] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.563804][ T227] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.563807][ T227] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.563811][ T227] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.563812][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.563817][ T227] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.563819][ T227] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.563823][ T227] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 12.563825][ T227] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.563828][ T227] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.563834][ T227] ? 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)) [ 12.563836][ T227] ? 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)) [ 12.563840][ T227] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.563844][ T227] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.563847][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.563851][ T227] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 12.563855][ T227] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 12.563859][ T227] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.563865][ T227] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 12.563867][ T227] ? copy_msghdr_from_user (net/socket.c:2650) [ 12.563869][ T227] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 12.563870][ T227] ? move_addr_to_kernel (net/socket.c:258) [ 12.563877][ T227] ___sys_sendmsg (net/socket.c:2767) [ 12.563880][ T227] ? copy_msghdr_from_user (net/socket.c:2619) [ 12.563895][ T227] __sys_sendmsg (net/socket.c:2799) [ 12.563898][ T227] ? __sys_sendmsg_sock (net/socket.c:2780) [ 12.563904][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.563907][ T227] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.563909][ T227] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.563912][ T227] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.563914][ T227] RIP: 0033:0x7fde6cb5b54e [ 12.563917][ T227] 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 [ 12.563918][ T227] RSP: 002b:00007fff5f75fd80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.563921][ T227] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fde6cb5b54e [ 12.563922][ T227] RDX: 0000000000000000 RSI: 00007fff5f75fe30 RDI: 0000000000000005 [ 12.563923][ T227] RBP: 00007fff5f75fd90 R08: 0000000000000000 R09: 0000000000000000 [ 12.563923][ T227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddc2 [ 12.563924][ T227] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff5f7604f0 | [ 14.680579][ T36] softirqs last disabled at (51674): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 14.680582][ T36] Preemption disabled at: | [ 14.680583][ T36] 0x0 | [ 14.680593][ T36] Tainted: [W]=WARN [ 14.680594][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.680596][ T36] Workqueue: events_unbound linkwatch_event [ 14.680600][ T36] Call Trace: [ 14.680601][ T36] [ 14.680603][ T36] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.680609][ T36] __might_resched.cold (kernel/sched/core.c:9234) [ 14.680613][ T36] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.680617][ T36] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.680623][ T36] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 14.680625][ T36] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.680632][ T36] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 14.680634][ T36] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.680638][ T36] put_chars (drivers/char/virtio_console.c:1176) [ 14.680641][ T36] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.680645][ T36] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.680651][ T36] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.680658][ T36] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.680661][ T36] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.680665][ T36] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.680669][ T36] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.680673][ T36] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.680677][ T36] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.680679][ T36] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.680683][ T36] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.680687][ T36] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.680689][ T36] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.680694][ T36] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.680697][ T36] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.680698][ T36] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.680700][ T36] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.680704][ T36] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.680706][ T36] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.680709][ T36] vprintk_emit (kernel/printk/printk.c:2479) [ 14.680713][ T36] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.680715][ T36] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.680718][ T36] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.680723][ T36] _printk (kernel/printk/printk.c:2504) [ 14.680726][ T36] ? snapshot_read.cold (user.c:?) [ 14.680731][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.680736][ T36] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 14.680739][ T36] br_init_port (net/bridge/br_stp_if.c:39) [ 14.680742][ T36] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 14.680745][ T36] br_port_carrier_check (net/bridge/br_if.c:90) [ 14.680748][ T36] br_device_event (net/bridge/br.c:101) [ 14.680752][ T36] ? packet_sendmsg_spkt (af_packet.c:?) [ 14.680754][ T36] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 14.680760][ T36] notifier_call_chain (kernel/notifier.c:85) [ 14.680767][ T36] netif_state_change (net/core/dev.c:1625) [ 14.680771][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 14.680776][ T36] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 14.680778][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 14.680782][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.680785][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.680789][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 14.680792][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 14.680796][ T36] process_one_work (kernel/workqueue.c:3387) [ 14.680802][ T36] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 14.680804][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.680812][ T36] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 14.680819][ T36] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 14.680821][ T36] kthread (kernel/kthread.c:436) [ 14.680823][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.680827][ T36] ? kthread_affine_preferred (kernel/kthread.c:857) [ 14.680830][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.680834][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 14.680838][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.680841][ T36] ? kthread_affine_preferred (kernel/kthread.c:857) [ 14.680844][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 15.968070][ T235] softirqs last disabled at (53208): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 15.968073][ T235] Preemption disabled at: | [ 15.968074][ T235] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.968086][ T235] Tainted: [W]=WARN [ 15.968087][ T235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.968089][ T235] Call Trace: [ 15.968091][ T235] [ 15.968093][ T235] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.968100][ T235] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.968103][ T235] __might_resched.cold (kernel/sched/core.c:9234) [ 15.968109][ T235] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.968114][ T235] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.968122][ T235] __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)) [ 15.968125][ T235] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.968134][ T235] ? 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) [ 15.968137][ T235] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.968142][ T235] put_chars (drivers/char/virtio_console.c:1176) [ 15.968147][ T235] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.968153][ T235] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.968158][ T235] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.968162][ T235] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.968169][ T235] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.968174][ T235] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.968177][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.968179][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.968186][ T235] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.968190][ T235] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 15.968199][ T235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.968203][ T235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.968210][ T235] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.968215][ T235] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.968222][ T235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.968225][ T235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.968232][ T235] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.968238][ T235] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.968241][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.968250][ T235] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.968254][ T235] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.968256][ T235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.968259][ T235] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.968265][ T235] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.968268][ T235] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.968273][ T235] vprintk_emit (kernel/printk/printk.c:2479) [ 15.968279][ T235] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.968288][ T235] _printk (kernel/printk/printk.c:2504) [ 15.968293][ T235] ? snapshot_read.cold (user.c:?) [ 15.968299][ T235] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 15.968301][ T235] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 15.968305][ T235] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 15.968309][ T235] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 15.968313][ T235] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 15.968319][ T235] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 15.968322][ T235] ? netdev_notice (net/core/dev.c:13194) [ 15.968330][ T235] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 15.968335][ T235] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 15.968342][ T235] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 15.968346][ T235] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 15.968355][ T235] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 15.968360][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5123) [ 15.968363][ T235] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.968368][ T235] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.968381][ T235] ? packet_sendmsg_spkt (af_packet.c:?) [ 15.968389][ T235] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 15.968391][ T235] ? 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)) [ 15.968395][ T235] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 15.968404][ T235] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 15.968413][ T235] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 15.968415][ T235] ? 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) [ 15.968418][ T235] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 15.968421][ T235] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 15.968433][ T235] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 15.968436][ T235] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.968439][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.968441][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.968445][ T235] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 15.968484][ T235] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.968487][ T235] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.968492][ T235] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.968496][ T235] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.968499][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.968507][ T235] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.968510][ T235] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.968513][ T235] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 15.968517][ T235] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.968524][ T235] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 15.968530][ T235] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.968536][ T235] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.968539][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.968547][ T235] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.968550][ T235] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.968556][ T235] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.968560][ T235] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.968565][ T235] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.968576][ T235] ? 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)) [ 15.968578][ T235] ? 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)) [ 15.968586][ T235] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.968592][ T235] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.968596][ T235] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.968604][ T235] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.968610][ T235] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.968617][ T235] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.968626][ T235] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 15.968630][ T235] ? copy_msghdr_from_user (net/socket.c:2650) [ 15.968633][ T235] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 15.968636][ T235] ? move_addr_to_kernel (net/socket.c:258) [ 15.968648][ T235] ___sys_sendmsg (net/socket.c:2767) [ 15.968653][ T235] ? copy_msghdr_from_user (net/socket.c:2619) [ 15.968681][ T235] __sys_sendmsg (net/socket.c:2799) [ 15.968686][ T235] ? __sys_sendmsg_sock (net/socket.c:2780) [ 15.968696][ T235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.968702][ T235] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.968704][ T235] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.968708][ T235] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.968711][ T235] RIP: 0033:0x7f8db39fb54e [ 15.968716][ T235] 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 [ 15.968719][ T235] RSP: 002b:00007ffe2078b9a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.968722][ T235] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f8db39fb54e [ 15.968724][ T235] RDX: 0000000000000000 RSI: 00007ffe2078ba50 RDI: 0000000000000005 [ 15.968726][ T235] RBP: 00007ffe2078b9b0 R08: 0000000000000000 R09: 0000000000000000 [ 15.968727][ T235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddc5 [ 15.968728][ T235] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe2078c110 | [ 17.778330][ T249] softirqs last disabled at (43726): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) | [ 17.778332][ T249] Preemption disabled at: | [ 17.778333][ T249] 0x0 | [ 17.778344][ T249] Tainted: [W]=WARN [ 17.778345][ T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.778346][ T249] Call Trace: [ 17.778348][ T249] [ 17.778350][ T249] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.778356][ T249] __might_resched.cold (kernel/sched/core.c:9234) [ 17.778360][ T249] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.778364][ 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) [ 17.778369][ 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)) [ 17.778372][ T249] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.778378][ 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) [ 17.778380][ T249] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.778384][ T249] put_chars (drivers/char/virtio_console.c:1176) [ 17.778386][ T249] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 17.778389][ T249] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.778396][ T249] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.778403][ T249] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.778406][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.778411][ T249] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.778415][ T249] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.778419][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.778422][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.778426][ T249] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.778430][ T249] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.778431][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.778437][ T249] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.778439][ T249] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.778441][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.778443][ T249] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.778447][ T249] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.778449][ T249] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.778451][ T249] vprintk_emit (kernel/printk/printk.c:2479) [ 17.778455][ T249] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.778456][ T249] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 17.778459][ T249] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 17.778461][ T249] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.778466][ T249] _printk (kernel/printk/printk.c:2504) [ 17.778469][ T249] ? snapshot_read.cold (user.c:?) [ 17.778477][ T249] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 17.778481][ T249] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 17.778485][ T249] br_device_event (net/bridge/br.c:111) [ 17.778487][ T249] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 17.778491][ T249] ? packet_sendmsg_spkt (af_packet.c:?) [ 17.778497][ T249] notifier_call_chain (kernel/notifier.c:85) [ 17.778503][ T249] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 17.778507][ T249] ? netif_change_name (net/core/dev.c:1517) [ 17.778510][ T249] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 17.778512][ T249] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 17.778515][ T249] ? __kernel_text_address (kernel/extable.c:79) [ 17.778518][ T249] ? write_profile (profile.c:?) [ 17.778522][ T249] netif_change_flags (net/core/dev.c:9882) [ 17.778528][ T249] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 17.778532][ T249] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 17.778534][ T249] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 17.778536][ T249] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 17.778538][ T249] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 17.778541][ T249] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 17.778544][ T249] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.778546][ T249] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.778548][ T249] ? kasan_save_stack (mm/kasan/common.c:58) [ 17.778551][ T249] ? kasan_save_stack (mm/kasan/common.c:57) [ 17.778552][ T249] ? kasan_save_track (mm/kasan/common.c:78) [ 17.778554][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.778556][ T249] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 17.778560][ T249] ? ___sys_sendmsg (net/socket.c:2757) [ 17.778564][ T249] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.778566][ T249] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 17.778570][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.778571][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.778573][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.778575][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.778576][ T249] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 17.778579][ T249] ? __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) [ 17.778580][ T249] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 17.778582][ T249] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 17.778586][ T249] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 17.778591][ T249] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 17.778597][ T249] rtnl_newlink (net/core/rtnetlink.c:4215) [ 17.778603][ T249] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 17.778605][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.778609][ T249] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.778612][ T249] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.778614][ T249] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 17.778616][ T249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.778620][ T249] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 17.778623][ T249] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 17.778626][ T249] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.778628][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.778633][ T249] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.778635][ T249] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.778639][ T249] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 17.778640][ T249] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.778644][ T249] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.778650][ 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)) [ 17.778651][ 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)) [ 17.778656][ T249] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.778660][ T249] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.778662][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.778666][ T249] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 17.778670][ T249] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 17.778674][ T249] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 17.778680][ T249] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 17.778682][ T249] ? copy_msghdr_from_user (net/socket.c:2650) [ 17.778684][ T249] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 17.778685][ T249] ? move_addr_to_kernel (net/socket.c:258) [ 17.778692][ T249] ___sys_sendmsg (net/socket.c:2767) [ 17.778695][ T249] ? copy_msghdr_from_user (net/socket.c:2619) [ 17.778710][ T249] __sys_sendmsg (net/socket.c:2799) [ 17.778713][ T249] ? __sys_sendmsg_sock (net/socket.c:2780) [ 17.778719][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.778722][ T249] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 17.778724][ T249] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 17.778727][ T249] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.778730][ T249] RIP: 0033:0x7f30e227254e [ 17.778732][ 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 [ 17.778734][ T249] RSP: 002b:00007fffcde4ce30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.778736][ T249] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f30e227254e [ 17.778738][ T249] RDX: 0000000000000000 RSI: 00007fffcde4cee0 RDI: 0000000000000005 [ 17.778739][ T249] RBP: 00007fffcde4ce40 R08: 0000000000000000 R09: 0000000000000000 [ 17.778739][ T249] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddc7 [ 17.778740][ T249] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffcde4d5a0 | [ 19.910966][ T38] softirqs last disabled at (93790): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 19.910970][ T38] Preemption disabled at: | [ 19.910971][ T38] 0x0 | [ 19.910985][ T38] Tainted: [W]=WARN [ 19.910986][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.910988][ T38] Workqueue: events_unbound linkwatch_event [ 19.910993][ T38] Call Trace: [ 19.910996][ T38] [ 19.910998][ T38] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.911006][ T38] __might_resched.cold (kernel/sched/core.c:9234) [ 19.911013][ T38] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.911018][ T38] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.911027][ T38] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 19.911031][ T38] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.911041][ T38] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.911044][ T38] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.911050][ T38] put_chars (drivers/char/virtio_console.c:1176) [ 19.911055][ T38] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.911061][ T38] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.911071][ T38] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.911083][ T38] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.911088][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.911093][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.911101][ T38] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.911107][ T38] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.911115][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.911118][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.911126][ T38] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.911133][ T38] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.911135][ T38] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.911145][ T38] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.911150][ T38] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.911152][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.911155][ T38] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.911163][ T38] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.911165][ T38] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.911171][ T38] vprintk_emit (kernel/printk/printk.c:2479) [ 19.911177][ T38] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.911181][ T38] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.911185][ T38] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.911193][ T38] _printk (kernel/printk/printk.c:2504) [ 19.911198][ T38] ? snapshot_read.cold (user.c:?) [ 19.911213][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.911220][ T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 19.911227][ T38] br_init_port (net/bridge/br_stp_if.c:39) [ 19.911232][ T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 19.911235][ T38] br_port_carrier_check (net/bridge/br_if.c:90) [ 19.911241][ T38] br_device_event (net/bridge/br.c:101) [ 19.911247][ T38] ? packet_sendmsg_spkt (af_packet.c:?) [ 19.911250][ T38] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 19.911261][ T38] notifier_call_chain (kernel/notifier.c:85) [ 19.911271][ T38] netif_state_change (net/core/dev.c:1625) [ 19.911278][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 19.911286][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 19.911290][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 19.911296][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.911301][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.911309][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 19.911313][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 19.911320][ T38] process_one_work (kernel/workqueue.c:3387) [ 19.911331][ T38] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 19.911335][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.911349][ T38] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 19.911362][ T38] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 19.911365][ T38] kthread (kernel/kthread.c:436) [ 19.911368][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.911373][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.911378][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 19.911384][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 19.911390][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 19.911395][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.911400][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 19.915922][ C0] | [ 19.915922][ C0] | [ 19.915922][ C0] stack backtrace: | [ 19.915928][ C0] Tainted: [W]=WARN [ 19.915929][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.915930][ C0] Call Trace: [ 19.915931][ C0] [ 19.915932][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.915935][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 19.915938][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 19.915940][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 19.915943][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 19.915945][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 19.915947][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 19.915950][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.915951][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 19.915953][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.915956][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.915958][ C0] console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 19.915959][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 19.915961][ C0] vprintk_emit (kernel/printk/printk.c:2478) [ 19.915962][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.915964][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 19.915966][ C0] _printk (kernel/printk/printk.c:2504) [ 19.915968][ C0] ? snapshot_read.cold (user.c:?) [ 19.915970][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 19.915972][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.915975][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 19.915976][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 19.915978][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 19.915980][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 19.915981][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 19.915983][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 19.915986][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 19.915988][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.915990][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.915992][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 19.915993][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 19.915996][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 19.915997][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.916000][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.916002][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 19.916004][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 19.916005][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.916007][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.916008][ C0] handle_softirqs (kernel/softirq.c:645) [ 19.916011][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.916012][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 19.916015][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 19.916016][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 19.916018][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 19.916020][ C0] [ 19.916020][ C0] [ 19.916021][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 19.916023][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 19.916025][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 19.916027][ C0] Code: 48 8b 3d 94 12 09 02 e8 1f 00 00 00 48 2b 05 58 a3 a6 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 56 1b 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 12 09 02 mov 0x2091294(%rip),%rdi # 0x209129b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 a3 a6 00 sub 0xa6a358(%rip),%rax # 0xa6a36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 56 1b 00 verw 0x1b5613(%rip) # 0x1b563b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 19.916029][ C0] RSP: 0018:ffffffffaee07cf8 EFLAGS: 00000296 [ 19.916031][ C0] RAX: 00000000000734f3 RBX: ffffffffaee1c600 RCX: ffffffffabcfa307 [ 19.916032][ C0] RDX: ffffffffaee1c600 RSI: ffffffffaeca7f94 RDI: ffffffffae68f560 [ 19.916033][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 19.916034][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5dc0fa2 [ 19.916035][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 19.916037][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 19.916039][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.916041][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 19.916042][ C0] default_idle_call (kernel/sched/idle.c:122) [ 19.916044][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 19.916046][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 19.916048][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 19.916051][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.916053][ C0] do_idle (kernel/sched/idle.c:355) [ 19.916054][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 19.916056][ C0] rest_init (init/main.c:727) [ 19.916058][ C0] ? __cpuidle_text_end (??:?) [ 19.916061][ C0] ? rest_init (init/main.c:727) [ 19.916063][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 19.916066][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 19.916068][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 19.916070][ C0] start_kernel (init/main.c:1185) [ 19.916072][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 19.916073][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 19.916075][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 21.263936][ T257] softirqs last disabled at (0): 0x0 | [ 21.263939][ T257] Preemption disabled at: | [ 21.263940][ T257] vprintk_emit (kernel/printk/printk.c:2471) | [ 21.263954][ T257] Tainted: [W]=WARN [ 21.263955][ T257] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.263958][ T257] Call Trace: [ 21.263960][ T257] [ 21.263961][ T257] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.263968][ T257] ? vprintk_emit (kernel/printk/printk.c:2471) [ 21.263970][ T257] __might_resched.cold (kernel/sched/core.c:9234) [ 21.263975][ T257] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.263978][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.263983][ T257] __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)) [ 21.263988][ T257] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.263990][ T257] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.263996][ T257] ? 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) [ 21.263998][ T257] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.264001][ T257] put_chars (drivers/char/virtio_console.c:1176) [ 21.264005][ T257] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.264008][ T257] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 21.264011][ T257] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 21.264013][ T257] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 21.264016][ T257] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.264020][ T257] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 21.264024][ T257] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.264027][ T257] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 21.264029][ T257] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.264031][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264033][ T257] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.264037][ T257] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.264040][ T257] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.264042][ T257] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 21.264045][ T257] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 21.264048][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264050][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264052][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264054][ T257] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.264057][ T257] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 21.264060][ T257] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.264063][ T257] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.264066][ T257] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.264068][ T257] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.264071][ T257] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.264073][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264075][ T257] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.264078][ T257] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.264080][ T257] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 21.264083][ T257] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.264086][ T257] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.264089][ T257] vprintk_emit (kernel/printk/printk.c:2479) [ 21.264092][ T257] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.264094][ T257] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 21.264096][ T257] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.264099][ T257] _printk (kernel/printk/printk.c:2504) [ 21.264103][ T257] ? snapshot_read.cold (user.c:?) [ 21.264105][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264107][ T257] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.264111][ T257] ? 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) [ 21.264113][ T257] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 21.264115][ T257] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 21.264119][ T257] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 21.264122][ T257] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 21.264124][ T257] ? netdev_notice (net/core/dev.c:13194) [ 21.264127][ T257] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 21.264132][ T257] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 21.264134][ T257] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 21.264137][ T257] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 21.264143][ T257] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.264145][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264147][ T257] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 21.264151][ T257] ? ipvlan_port_create (./include/linux/netdevice.h:4516 (discriminator 29) ./include/linux/netdevice.h:4556 (discriminator 29) ./include/linux/netdevice.h:4552 (discriminator 29) drivers/net/ipvlan/ipvlan_main.c:101 (discriminator 29)) [ 21.264154][ T257] ? ipvlan_port_get (./include/linux/rcupdate.h:882 drivers/net/ipvlan/ipvlan_main.c:146) [ 21.264156][ T257] ? ipvlan_port_create (./include/linux/list.h:54 (discriminator 2) drivers/net/ipvlan/ipvlan_main.c:93 (discriminator 2)) [ 21.264158][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264161][ T257] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 21.264166][ T257] ? packet_sendmsg_spkt (af_packet.c:?) [ 21.264171][ T257] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 21.264172][ T257] ? 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)) [ 21.264176][ T257] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 21.264180][ T257] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 21.264184][ T257] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 21.264187][ T257] ? 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) [ 21.264189][ T257] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 21.264192][ T257] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 21.264196][ T257] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 21.264199][ T257] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.264202][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264209][ T257] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 21.264212][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264221][ T257] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 21.264225][ T257] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.264228][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264230][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264232][ T257] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.264235][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264237][ T257] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.264240][ T257] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 21.264243][ T257] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 21.264246][ T257] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 21.264249][ T257] ? __kernel_text_address (kernel/extable.c:79) [ 21.264251][ T257] ? write_profile (profile.c:?) [ 21.264255][ T257] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 21.264257][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264260][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264261][ T257] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 21.264266][ T257] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.264269][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264271][ T257] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 21.264273][ T257] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 21.264277][ T257] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.264279][ T257] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 21.264282][ T257] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 21.264287][ T257] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 21.264291][ T257] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 21.264293][ T257] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.264296][ T257] ? netlink_ack (./include/linux/skbuff.h:2718) [ 21.264298][ T257] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 21.264302][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264304][ T257] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.264308][ T257] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 21.264311][ T257] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 21.264313][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264315][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264317][ T257] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.264320][ T257] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 21.264324][ T257] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 21.264327][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264329][ T257] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.264332][ T257] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 21.264336][ T257] ? copy_msghdr_from_user (net/socket.c:2650) [ 21.264338][ T257] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 21.264340][ T257] ? move_addr_to_kernel (net/socket.c:258) [ 21.264342][ T257] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 21.264346][ T257] ___sys_sendmsg (net/socket.c:2767) [ 21.264349][ T257] ? copy_msghdr_from_user (net/socket.c:2619) [ 21.264356][ T257] __sys_sendmsg (net/socket.c:2799) [ 21.264359][ T257] ? __sys_sendmsg_sock (net/socket.c:2780) [ 21.264363][ T257] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.264366][ T257] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 21.264369][ T257] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 21.264372][ T257] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.264375][ T257] RIP: 0033:0x7f854848454e [ 21.264378][ T257] 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 [ 21.264381][ T257] RSP: 002b:00007ffe0a532620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.264386][ T257] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f854848454e [ 21.264388][ T257] RDX: 0000000000000000 RSI: 00007ffe0a5326d0 RDI: 0000000000000005 [ 21.264389][ T257] RBP: 00007ffe0a532630 R08: 0000000000000000 R09: 0000000000000000 [ 21.264391][ T257] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddca [ 21.264392][ T257] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0a532d90 | [ 22.819076][ T271] softirqs last disabled at (0): 0x0 | [ 22.819078][ T271] Preemption disabled at: | [ 22.819079][ T271] 0x0 | [ 22.819087][ T271] Tainted: [W]=WARN [ 22.819088][ T271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.819090][ T271] Call Trace: [ 22.819092][ T271] [ 22.819093][ T271] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.819098][ T271] __might_resched.cold (kernel/sched/core.c:9234) [ 22.819102][ T271] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 22.819105][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819108][ 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)) [ 22.819112][ T271] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.819114][ T271] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.819118][ 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) [ 22.819120][ T271] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.819122][ T271] put_chars (drivers/char/virtio_console.c:1176) [ 22.819124][ T271] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 22.819127][ T271] ? __send_to_port (drivers/char/virtio_console.c:654) [ 22.819130][ T271] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 22.819135][ T271] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 22.819136][ T271] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.819137][ T271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.819140][ T271] console_emit_next_record (kernel/printk/printk.c:3183) [ 22.819143][ T271] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 22.819144][ T271] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 22.819146][ T271] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 22.819149][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819150][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819151][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819152][ T271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.819154][ T271] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 22.819156][ T271] console_flush_one_record (kernel/printk/printk.c:3268) [ 22.819157][ T271] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 22.819160][ T271] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 22.819161][ T271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.819163][ T271] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 22.819164][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819165][ T271] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 22.819167][ T271] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 22.819169][ T271] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 22.819171][ T271] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 22.819173][ T271] ? vprintk_emit (kernel/printk/printk.c:2478) [ 22.819174][ T271] vprintk_emit (kernel/printk/printk.c:2479) [ 22.819176][ T271] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 22.819178][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819179][ T271] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.819182][ T271] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 22.819184][ T271] _printk (kernel/printk/printk.c:2504) [ 22.819187][ T271] ? snapshot_read.cold (user.c:?) [ 22.819189][ T271] ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792) [ 22.819192][ T271] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 22.819196][ T271] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 22.819198][ T271] br_device_event (net/bridge/br.c:111) [ 22.819201][ T271] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 22.819204][ T271] ? packet_sendmsg_spkt (af_packet.c:?) [ 22.819206][ T271] ? addrconf_notify (net/ipv6/addrconf.c:3812) [ 22.819214][ T271] notifier_call_chain (kernel/notifier.c:85) [ 22.819218][ T271] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 22.819221][ T271] ? netif_change_name (net/core/dev.c:1517) [ 22.819223][ T271] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 22.819225][ T271] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 22.819227][ T271] ? __kernel_text_address (kernel/extable.c:79) [ 22.819229][ T271] ? write_profile (profile.c:?) [ 22.819232][ T271] netif_change_flags (net/core/dev.c:9882) [ 22.819234][ T271] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 22.819237][ T271] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 22.819239][ T271] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 22.819241][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819242][ T271] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 22.819245][ T271] ? kasan_save_stack (mm/kasan/common.c:58) [ 22.819247][ T271] ? kasan_save_stack (mm/kasan/common.c:57) [ 22.819248][ T271] ? kasan_save_track (mm/kasan/common.c:78) [ 22.819249][ T271] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 22.819250][ T271] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 22.819252][ T271] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 22.819254][ T271] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 22.819255][ T271] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 22.819258][ T271] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 22.819259][ T271] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 22.819261][ T271] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 22.819263][ T271] ? ___sys_sendmsg (net/socket.c:2767) [ 22.819265][ T271] ? __sys_sendmsg (net/socket.c:2799) [ 22.819266][ T271] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 22.819268][ T271] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.819270][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819272][ T271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.819274][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819275][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819276][ T271] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 22.819278][ T271] ? __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) [ 22.819279][ T271] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 22.819281][ T271] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 22.819283][ T271] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 22.819285][ T271] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 22.819287][ T271] rtnl_newlink (net/core/rtnetlink.c:4215) [ 22.819289][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819291][ T271] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 22.819292][ T271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.819294][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819296][ T271] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 22.819298][ T271] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 22.819300][ T271] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 22.819301][ T271] ? __kernel_text_address (kernel/extable.c:79) [ 22.819303][ T271] ? write_profile (profile.c:?) [ 22.819304][ T271] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 22.819307][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819308][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819309][ T271] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 22.819312][ T271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.819314][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819316][ T271] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 22.819317][ T271] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 22.819319][ T271] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.819321][ T271] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 22.819323][ T271] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 22.819325][ T271] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 22.819327][ T271] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 22.819328][ T271] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 22.819330][ T271] ? netlink_ack (./include/linux/skbuff.h:2718) [ 22.819332][ T271] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 22.819334][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819335][ T271] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 22.819337][ T271] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 22.819339][ T271] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 22.819341][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819342][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819344][ T271] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.819346][ T271] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 22.819348][ T271] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 22.819349][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819351][ T271] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 22.819353][ T271] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 22.819354][ T271] ? copy_msghdr_from_user (net/socket.c:2650) [ 22.819355][ T271] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 22.819357][ T271] ? move_addr_to_kernel (net/socket.c:258) [ 22.819358][ T271] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 22.819361][ T271] ___sys_sendmsg (net/socket.c:2767) [ 22.819362][ T271] ? copy_msghdr_from_user (net/socket.c:2619) [ 22.819367][ T271] __sys_sendmsg (net/socket.c:2799) [ 22.819368][ T271] ? __sys_sendmsg_sock (net/socket.c:2780) [ 22.819371][ T271] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.819372][ T271] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 22.819373][ T271] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 22.819376][ T271] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.819377][ T271] RIP: 0033:0x7efe68d5054e [ 22.819379][ 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 [ 22.819381][ T271] RSP: 002b:00007ffc689482b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.819384][ T271] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efe68d5054e [ 22.819386][ T271] RDX: 0000000000000000 RSI: 00007ffc68948360 RDI: 0000000000000005 [ 22.819387][ T271] RBP: 00007ffc689482c0 R08: 0000000000000000 R09: 0000000000000000 [ 22.819387][ T271] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddcc [ 22.819388][ T271] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc68948a20 | [ 24.893858][ T38] softirqs last disabled at (93790): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 24.893862][ T38] Preemption disabled at: | [ 24.893862][ T38] 0x0 | [ 24.893872][ T38] Tainted: [W]=WARN [ 24.893873][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.893874][ T38] Workqueue: events_unbound linkwatch_event [ 24.893882][ T38] Call Trace: [ 24.893883][ T38] [ 24.893885][ T38] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 24.893890][ T38] __might_resched.cold (kernel/sched/core.c:9234) [ 24.893894][ T38] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 24.893897][ T38] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 24.893899][ T38] ? record_print_text (kernel/printk/printk.c:1467) [ 24.893902][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.893905][ 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)) [ 24.893909][ T38] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.893910][ T38] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.893914][ 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) [ 24.893916][ T38] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.893918][ T38] put_chars (drivers/char/virtio_console.c:1176) [ 24.893921][ T38] ? __send_to_port (drivers/char/virtio_console.c:654) [ 24.893923][ T38] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 24.893926][ T38] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 24.893930][ T38] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 24.893932][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.893933][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.893934][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.893937][ T38] console_emit_next_record (kernel/printk/printk.c:3183) [ 24.893939][ T38] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 24.893940][ T38] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 24.893942][ T38] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 24.893944][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.893945][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.893946][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.893948][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.893950][ T38] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 24.893951][ T38] console_flush_one_record (kernel/printk/printk.c:3268) [ 24.893953][ T38] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 24.893955][ T38] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 24.893956][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.893958][ T38] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 24.893959][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.893960][ T38] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.893962][ T38] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 24.893964][ T38] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 24.893966][ T38] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 24.893968][ T38] ? vprintk_emit (kernel/printk/printk.c:2478) [ 24.893970][ T38] vprintk_emit (kernel/printk/printk.c:2479) [ 24.893972][ T38] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 24.893973][ T38] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 24.893975][ T38] _printk (kernel/printk/printk.c:2504) [ 24.893978][ T38] ? snapshot_read.cold (user.c:?) [ 24.893979][ T38] ? netif_get_link_ksettings (net/ethtool/ioctl.c:450) [ 24.893982][ T38] ? port_cost (net/bridge/br_if.c:40) [ 24.893984][ T38] ? br_multicast_flood (??:?) [ 24.893987][ T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 24.893989][ T38] br_init_port (net/bridge/br_stp_if.c:39) [ 24.893991][ T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 24.893993][ T38] br_port_carrier_check (net/bridge/br_if.c:90) [ 24.893995][ T38] br_device_event (net/bridge/br.c:101) [ 24.893997][ T38] ? packet_sendmsg_spkt (af_packet.c:?) [ 24.893999][ T38] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 24.894002][ T38] ? addrconf_notify (net/ipv6/addrconf.c:3796) [ 24.894004][ T38] notifier_call_chain (kernel/notifier.c:85) [ 24.894008][ T38] netif_state_change (net/core/dev.c:1625) [ 24.894011][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 24.894013][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 24.894015][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 24.894017][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.894019][ T38] ? debug_object_active_state (lib/debugobjects.c:1122) [ 24.894023][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 24.894025][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 24.894027][ T38] process_one_work (kernel/workqueue.c:3387) [ 24.894031][ T38] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 24.894032][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.894034][ T38] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.894036][ T38] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 24.894038][ T38] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 24.894040][ T38] kthread (kernel/kthread.c:436) [ 24.894042][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.894045][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 24.894047][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.894050][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 24.894052][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.894055][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 24.894057][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.182143][ T279] softirqs last disabled at (0): 0x0 | [ 26.182145][ T279] Preemption disabled at: | [ 26.182146][ T279] vprintk_emit (kernel/printk/printk.c:2471) | [ 26.182157][ T279] Tainted: [W]=WARN [ 26.182158][ T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.182161][ T279] Call Trace: [ 26.182162][ T279] [ 26.182163][ T279] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.182168][ T279] ? vprintk_emit (kernel/printk/printk.c:2471) [ 26.182170][ T279] __might_resched.cold (kernel/sched/core.c:9234) [ 26.182173][ T279] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.182176][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182179][ T279] __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)) [ 26.182183][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.182185][ T279] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.182190][ T279] ? 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) [ 26.182191][ T279] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.182194][ T279] put_chars (drivers/char/virtio_console.c:1176) [ 26.182196][ T279] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.182198][ T279] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 26.182200][ T279] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.182203][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182205][ T279] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.182209][ T279] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.182211][ T279] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 26.182212][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.182220][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182221][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.182224][ T279] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.182226][ T279] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.182228][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182229][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.182231][ T279] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 26.182233][ T279] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.182234][ T279] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.182237][ T279] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.182238][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.182240][ T279] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.182241][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182242][ T279] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 26.182244][ T279] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 26.182246][ T279] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 26.182248][ T279] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.182250][ T279] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.182251][ T279] vprintk_emit (kernel/printk/printk.c:2479) [ 26.182253][ T279] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.182255][ T279] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 26.182256][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.182257][ T279] _printk (kernel/printk/printk.c:2504) [ 26.182260][ T279] ? snapshot_read.cold (user.c:?) [ 26.182262][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182263][ T279] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.182266][ T279] ? 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) [ 26.182267][ T279] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 26.182268][ T279] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 26.182271][ T279] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 26.182273][ T279] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 26.182274][ T279] ? netdev_notice (net/core/dev.c:13194) [ 26.182276][ T279] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 26.182279][ T279] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 26.182281][ T279] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 26.182283][ T279] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 26.182286][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.182288][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182289][ T279] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 26.182292][ T279] ? ipvlan_port_create (./include/linux/netdevice.h:4516 (discriminator 29) ./include/linux/netdevice.h:4556 (discriminator 29) ./include/linux/netdevice.h:4552 (discriminator 29) drivers/net/ipvlan/ipvlan_main.c:101 (discriminator 29)) [ 26.182294][ T279] ? ipvlan_port_get (./include/linux/rcupdate.h:882 drivers/net/ipvlan/ipvlan_main.c:146) [ 26.182295][ T279] ? ipvlan_port_create (./include/linux/list.h:54 (discriminator 2) drivers/net/ipvlan/ipvlan_main.c:93 (discriminator 2)) [ 26.182296][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182299][ T279] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 26.182302][ T279] ? packet_sendmsg_spkt (af_packet.c:?) [ 26.182306][ T279] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 26.182307][ T279] ? 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)) [ 26.182310][ T279] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 26.182312][ T279] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 26.182315][ T279] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 26.182316][ T279] ? 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) [ 26.182318][ T279] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.182320][ T279] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 26.182323][ T279] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 26.182325][ T279] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 26.182327][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182328][ T279] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 26.182330][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182336][ T279] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 26.182339][ T279] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.182341][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182342][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182343][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.182345][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182346][ T279] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 26.182348][ T279] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 26.182351][ T279] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 26.182352][ T279] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 26.182355][ T279] ? __kernel_text_address (kernel/extable.c:79) [ 26.182356][ T279] ? write_profile (profile.c:?) [ 26.182359][ T279] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 26.182361][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182362][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182363][ T279] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 26.182367][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.182368][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182370][ T279] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 26.182371][ T279] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 26.182374][ T279] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 26.182376][ T279] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 26.182377][ T279] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 26.182381][ T279] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 26.182384][ T279] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 26.182386][ T279] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 26.182387][ T279] ? netlink_ack (./include/linux/skbuff.h:2718) [ 26.182389][ T279] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 26.182391][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182393][ T279] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 26.182395][ T279] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 26.182397][ T279] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 26.182399][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182400][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182401][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.182403][ T279] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 26.182405][ T279] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 26.182407][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182408][ T279] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 26.182410][ T279] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 26.182413][ T279] ? copy_msghdr_from_user (net/socket.c:2650) [ 26.182415][ T279] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 26.182416][ T279] ? move_addr_to_kernel (net/socket.c:258) [ 26.182417][ T279] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 26.182420][ T279] ___sys_sendmsg (net/socket.c:2767) [ 26.182421][ T279] ? copy_msghdr_from_user (net/socket.c:2619) [ 26.182426][ T279] __sys_sendmsg (net/socket.c:2799) [ 26.182428][ T279] ? __sys_sendmsg_sock (net/socket.c:2780) [ 26.182430][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.182432][ T279] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 26.182434][ T279] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 26.182436][ T279] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.182437][ T279] RIP: 0033:0x7ff08ac9f54e [ 26.182439][ T279] 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 [ 26.182441][ T279] RSP: 002b:00007ffd1eb23cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 26.182445][ T279] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007ff08ac9f54e [ 26.182446][ T279] RDX: 0000000000000000 RSI: 00007ffd1eb23d60 RDI: 0000000000000005 [ 26.182447][ T279] RBP: 00007ffd1eb23cc0 R08: 0000000000000000 R09: 0000000000000000 [ 26.182448][ T279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddcf [ 26.182449][ T279] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1eb24420 | [ 27.516708][ T219] softirqs last disabled at (12827): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 27.516710][ T219] Preemption disabled at: | [ 27.516711][ T219] vprintk_emit (kernel/printk/printk.c:2471) | [ 27.516721][ T219] Tainted: [W]=WARN [ 27.516722][ T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.516725][ T219] Workqueue: bond0 bond_mii_monitor [ 27.516730][ T219] Call Trace: [ 27.516732][ T219] [ 27.516735][ T219] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.516739][ T219] ? vprintk_emit (kernel/printk/printk.c:2471) [ 27.516741][ T219] __might_resched.cold (kernel/sched/core.c:9234) [ 27.516745][ T219] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 27.516747][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516751][ T219] __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)) [ 27.516755][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.516756][ T219] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.516761][ T219] ? 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) [ 27.516762][ T219] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.516764][ T219] put_chars (drivers/char/virtio_console.c:1176) [ 27.516767][ T219] ? __send_to_port (drivers/char/virtio_console.c:654) [ 27.516769][ T219] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 27.516771][ T219] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 27.516772][ T219] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 27.516775][ T219] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 27.516779][ T219] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 27.516781][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.516782][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516783][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516785][ T219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.516788][ T219] console_emit_next_record (kernel/printk/printk.c:3183) [ 27.516790][ T219] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.516791][ T219] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 27.516793][ T219] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 27.516796][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516797][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516798][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516799][ T219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.516801][ T219] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 27.516803][ T219] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.516804][ T219] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.516807][ T219] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.516808][ T219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.516810][ T219] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.516811][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516812][ T219] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.516814][ T219] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 27.516816][ T219] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 27.516818][ T219] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.516820][ T219] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.516821][ T219] vprintk_emit (kernel/printk/printk.c:2479) [ 27.516823][ T219] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.516825][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516826][ T219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.516828][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516830][ T219] _printk (kernel/printk/printk.c:2504) [ 27.516833][ T219] ? snapshot_read.cold (user.c:?) [ 27.516834][ T219] ? bond_slave_netdev_event.isra.0 (drivers/net/bonding/bond_main.c:3963 (discriminator 1)) [ 27.516836][ T219] ? failover_register (net/core/failover.c:272) [ 27.516840][ T219] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 27.516842][ T219] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 27.516844][ T219] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 27.516846][ T219] ? netdev_notice (net/core/dev.c:13194) [ 27.516848][ T219] ? netdev_offload_xstats_get (net/core/dev.c:9434) [ 27.516851][ T219] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.516854][ T219] bond_miimon_commit.cold (drivers/net/bonding/bond_main.c:2831 (discriminator 6)) [ 27.516859][ T219] ? bond_arp_monitor (drivers/net/bonding/bond_main.c:3901) [ 27.516860][ T219] ? wait_for_completion_io (kernel/sched/completion.c:102 kernel/sched/completion.c:121 kernel/sched/completion.c:138 kernel/sched/completion.c:186) [ 27.516862][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516863][ T219] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 27.516864][ T219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.516866][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516868][ T219] bond_mii_monitor (drivers/net/bonding/bond_main.c:2927) [ 27.516869][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516871][ T219] ? bond_miimon_commit (drivers/net/bonding/bond_main.c:2850) [ 27.516872][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516873][ T219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.516875][ T219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.516876][ T219] ? process_one_work (kernel/workqueue.c:3386) [ 27.516878][ T219] process_one_work (kernel/workqueue.c:3387) [ 27.516881][ T219] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 27.516882][ T219] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 27.516885][ T219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.516887][ T219] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 27.516888][ T219] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.516890][ T219] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 27.516892][ T219] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.516894][ T219] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 27.516895][ T219] kthread (kernel/kthread.c:436) [ 27.516897][ T219] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.516898][ T219] ? kthread_affine_preferred (kernel/kthread.c:857) [ 27.516900][ T219] ret_from_fork (arch/x86/kernel/process.c:158) [ 27.516904][ T219] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 27.516906][ T219] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 27.516909][ T219] ? kthread_affine_preferred (kernel/kthread.c:857) [ 27.516911][ T219] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 29.799979][ T39] softirqs last disabled at (60610): kernel_fpu_begin_mask (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:475 (discriminator 2)) | [ 29.799982][ T39] Preemption disabled at: | [ 29.799983][ T39] 0x0 | [ 29.799995][ T39] Tainted: [W]=WARN [ 29.799997][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.799999][ T39] Workqueue: events_unbound linkwatch_event [ 29.800007][ T39] Call Trace: [ 29.800009][ T39] [ 29.800011][ T39] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 29.800017][ T39] __might_resched.cold (kernel/sched/core.c:9234) [ 29.800021][ T39] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 29.800026][ T39] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 29.800030][ T39] ? record_print_text (kernel/printk/printk.c:1467) [ 29.800034][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.800039][ T39] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 29.800043][ T39] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.800046][ T39] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.800051][ T39] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 29.800053][ T39] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.800057][ T39] put_chars (drivers/char/virtio_console.c:1176) [ 29.800060][ T39] ? __send_to_port (drivers/char/virtio_console.c:654) [ 29.800064][ T39] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 29.800068][ T39] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 29.800074][ T39] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 29.800077][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.800079][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.800081][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.800085][ T39] console_emit_next_record (kernel/printk/printk.c:3183) [ 29.800089][ T39] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 29.800091][ T39] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 29.800094][ T39] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 29.800096][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.800098][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.800100][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.800102][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.800105][ T39] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 29.800108][ T39] console_flush_one_record (kernel/printk/printk.c:3268) [ 29.800111][ T39] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 29.800115][ T39] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 29.800117][ T39] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.800120][ T39] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 29.800122][ T39] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.800124][ T39] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.800126][ T39] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 29.800129][ T39] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 29.800132][ T39] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 29.800134][ T39] ? vprintk_emit (kernel/printk/printk.c:2478) [ 29.800137][ T39] vprintk_emit (kernel/printk/printk.c:2479) [ 29.800140][ T39] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 29.800143][ T39] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 29.800146][ T39] _printk (kernel/printk/printk.c:2504) [ 29.800150][ T39] ? snapshot_read.cold (user.c:?) [ 29.800152][ T39] ? netif_get_link_ksettings (net/ethtool/ioctl.c:450) [ 29.800156][ T39] ? port_cost (net/bridge/br_if.c:40) [ 29.800161][ T39] ? br_multicast_flood (??:?) [ 29.800165][ T39] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 29.800168][ T39] br_init_port (net/bridge/br_stp_if.c:39) [ 29.800171][ T39] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 29.800174][ T39] br_port_carrier_check (net/bridge/br_if.c:90) [ 29.800178][ T39] br_device_event (net/bridge/br.c:101) [ 29.800181][ T39] ? packet_sendmsg_spkt (af_packet.c:?) [ 29.800184][ T39] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 29.800188][ T39] ? addrconf_notify (net/ipv6/addrconf.c:3796) [ 29.800192][ T39] notifier_call_chain (kernel/notifier.c:85) [ 29.800197][ T39] netif_state_change (net/core/dev.c:1625) [ 29.800201][ T39] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 29.800204][ T39] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 29.800207][ T39] __linkwatch_run_queue (net/core/link_watch.c:240) [ 29.800211][ T39] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 29.800214][ T39] ? debug_object_active_state (lib/debugobjects.c:1122) [ 29.800219][ T39] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 29.800228][ T39] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 29.800232][ T39] process_one_work (kernel/workqueue.c:3387) [ 29.800237][ T39] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 29.800239][ T39] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 29.800243][ T39] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.800246][ T39] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 29.800250][ T39] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 29.800252][ T39] kthread (kernel/kthread.c:436) [ 29.800255][ T39] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.800260][ T39] ? kthread_affine_preferred (kernel/kthread.c:857) [ 29.800263][ T39] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.800266][ T39] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 29.800269][ T39] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.800273][ T39] ? kthread_affine_preferred (kernel/kthread.c:857) [ 29.800276][ T39] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.106756][ T301] softirqs last disabled at (0): 0x0 | [ 31.106757][ T301] Preemption disabled at: | [ 31.106758][ T301] vprintk_emit (kernel/printk/printk.c:2471) | [ 31.106769][ T301] Tainted: [W]=WARN [ 31.106770][ T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.106772][ T301] Call Trace: [ 31.106773][ T301] [ 31.106775][ T301] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.106780][ T301] ? vprintk_emit (kernel/printk/printk.c:2471) [ 31.106782][ T301] __might_resched.cold (kernel/sched/core.c:9234) [ 31.106786][ T301] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.106788][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106792][ T301] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 31.106796][ T301] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.106798][ T301] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.106802][ T301] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 31.106803][ T301] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.106806][ T301] put_chars (drivers/char/virtio_console.c:1176) [ 31.106808][ T301] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.106810][ T301] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 31.106813][ T301] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 31.106814][ T301] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 31.106816][ T301] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.106819][ T301] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 31.106822][ T301] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.106823][ T301] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 31.106825][ T301] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.106826][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106828][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.106830][ T301] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.106832][ T301] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.106834][ T301] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 31.106835][ T301] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 31.106838][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106839][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106840][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106841][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.106843][ T301] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 31.106845][ T301] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.106847][ T301] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.106849][ T301] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.106850][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.106852][ T301] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.106853][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106854][ T301] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.106856][ T301] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.106857][ T301] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 31.106859][ T301] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.106861][ T301] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.106863][ T301] vprintk_emit (kernel/printk/printk.c:2479) [ 31.106865][ T301] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.106866][ T301] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 31.106868][ T301] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.106869][ T301] _printk (kernel/printk/printk.c:2504) [ 31.106872][ T301] ? snapshot_read.cold (user.c:?) [ 31.106873][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106875][ T301] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.106877][ T301] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 31.106879][ T301] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 31.106880][ T301] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 31.106883][ T301] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 31.106884][ T301] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 31.106886][ T301] ? netdev_notice (net/core/dev.c:13194) [ 31.106888][ T301] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 31.106892][ T301] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 31.106894][ T301] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 31.106896][ T301] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 31.106900][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.106901][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106903][ T301] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 31.106906][ T301] ? ipvlan_port_create (./include/linux/netdevice.h:4516 (discriminator 29) ./include/linux/netdevice.h:4556 (discriminator 29) ./include/linux/netdevice.h:4552 (discriminator 29) drivers/net/ipvlan/ipvlan_main.c:101 (discriminator 29)) [ 31.106907][ T301] ? ipvlan_port_get (./include/linux/rcupdate.h:882 drivers/net/ipvlan/ipvlan_main.c:146) [ 31.106909][ T301] ? ipvlan_port_create (./include/linux/list.h:54 (discriminator 2) drivers/net/ipvlan/ipvlan_main.c:93 (discriminator 2)) [ 31.106910][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106912][ T301] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 31.106916][ T301] ? packet_sendmsg_spkt (af_packet.c:?) [ 31.106919][ T301] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 31.106921][ T301] ? 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)) [ 31.106923][ T301] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 31.106925][ T301] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 31.106929][ T301] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 31.106930][ T301] ? 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) [ 31.106932][ T301] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 31.106934][ T301] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 31.106937][ T301] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 31.106938][ T301] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.106940][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106942][ T301] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 31.106943][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106949][ T301] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 31.106952][ T301] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.106954][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106955][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106957][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.106958][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106960][ T301] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.106961][ T301] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 31.106964][ T301] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 31.106965][ T301] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 31.106968][ T301] ? __kernel_text_address (kernel/extable.c:79) [ 31.106969][ T301] ? write_profile (profile.c:?) [ 31.106972][ T301] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.106974][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106975][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106976][ T301] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 31.106979][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.106981][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.106982][ T301] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 31.106984][ T301] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 31.106987][ T301] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 31.106988][ T301] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 31.106990][ T301] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 31.106994][ T301] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 31.106996][ T301] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 31.106998][ T301] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.107000][ T301] ? netlink_ack (./include/linux/skbuff.h:2718) [ 31.107001][ T301] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 31.107003][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.107005][ T301] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.107007][ T301] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 31.107009][ T301] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 31.107011][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.107012][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.107013][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.107015][ T301] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 31.107017][ T301] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.107019][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.107020][ T301] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.107022][ T301] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 31.107025][ T301] ? copy_msghdr_from_user (net/socket.c:2650) [ 31.107026][ T301] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 31.107027][ T301] ? move_addr_to_kernel (net/socket.c:258) [ 31.107029][ T301] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 31.107031][ T301] ___sys_sendmsg (net/socket.c:2767) [ 31.107033][ T301] ? copy_msghdr_from_user (net/socket.c:2619) [ 31.107037][ T301] __sys_sendmsg (net/socket.c:2799) [ 31.107039][ T301] ? __sys_sendmsg_sock (net/socket.c:2780) [ 31.107042][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.107044][ T301] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.107045][ T301] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.107047][ T301] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.107049][ T301] RIP: 0033:0x7f5aef39354e [ 31.107051][ T301] 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 [ 31.107052][ T301] RSP: 002b:00007ffedb3366c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 31.107056][ T301] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5aef39354e [ 31.107057][ T301] RDX: 0000000000000000 RSI: 00007ffedb336770 RDI: 0000000000000005 [ 31.107058][ T301] RBP: 00007ffedb3366d0 R08: 0000000000000000 R09: 0000000000000000 [ 31.107059][ T301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddd4 [ 31.107060][ T301] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffedb336e30 | [ 32.670761][ T315] softirqs last disabled at (0): 0x0 | [ 32.670762][ T315] Preemption disabled at: | [ 32.670763][ T315] 0x0 | [ 32.670772][ T315] Tainted: [W]=WARN [ 32.670773][ T315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.670775][ T315] Call Trace: [ 32.670776][ T315] [ 32.670778][ T315] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.670783][ T315] __might_resched.cold (kernel/sched/core.c:9234) [ 32.670787][ T315] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.670790][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670794][ 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)) [ 32.670797][ T315] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.670800][ T315] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.670804][ 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) [ 32.670806][ T315] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.670808][ T315] put_chars (drivers/char/virtio_console.c:1176) [ 32.670810][ T315] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 32.670813][ T315] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.670816][ T315] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.670821][ T315] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.670822][ T315] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.670824][ T315] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.670827][ T315] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.670829][ T315] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.670830][ T315] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 32.670832][ T315] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 32.670835][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670836][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670837][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670839][ T315] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.670841][ T315] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 32.670842][ T315] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.670844][ T315] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.670846][ T315] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.670848][ T315] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.670850][ T315] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.670851][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670852][ T315] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.670854][ T315] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.670856][ T315] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 32.670858][ T315] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.670860][ T315] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.670861][ T315] vprintk_emit (kernel/printk/printk.c:2479) [ 32.670863][ T315] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.670865][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670866][ T315] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.670869][ T315] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 32.670871][ T315] _printk (kernel/printk/printk.c:2504) [ 32.670874][ T315] ? snapshot_read.cold (user.c:?) [ 32.670876][ T315] ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792) [ 32.670880][ T315] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 32.670883][ T315] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 32.670885][ T315] br_device_event (net/bridge/br.c:111) [ 32.670888][ T315] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 32.670891][ T315] ? packet_sendmsg_spkt (af_packet.c:?) [ 32.670893][ T315] ? addrconf_notify (net/ipv6/addrconf.c:3812) [ 32.670896][ T315] notifier_call_chain (kernel/notifier.c:85) [ 32.670899][ T315] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 32.670903][ T315] ? netif_change_name (net/core/dev.c:1517) [ 32.670904][ T315] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 32.670906][ T315] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 32.670908][ T315] ? __kernel_text_address (kernel/extable.c:79) [ 32.670910][ T315] ? write_profile (profile.c:?) [ 32.670913][ T315] netif_change_flags (net/core/dev.c:9882) [ 32.670915][ T315] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 32.670918][ T315] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 32.670920][ T315] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 32.670922][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670923][ T315] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 32.670927][ T315] ? kasan_save_stack (mm/kasan/common.c:58) [ 32.670929][ T315] ? kasan_save_stack (mm/kasan/common.c:57) [ 32.670930][ T315] ? kasan_save_track (mm/kasan/common.c:78) [ 32.670931][ T315] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 32.670932][ T315] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 32.670934][ T315] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 32.670935][ T315] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 32.670937][ T315] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 32.670939][ T315] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.670941][ T315] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 32.670942][ T315] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 32.670945][ T315] ? ___sys_sendmsg (net/socket.c:2767) [ 32.670946][ T315] ? __sys_sendmsg (net/socket.c:2799) [ 32.670947][ T315] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.670949][ T315] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.670952][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670953][ T315] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.670955][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670956][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670957][ T315] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 32.670959][ T315] ? __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) [ 32.670960][ T315] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 32.670962][ T315] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 32.670964][ T315] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 32.670966][ T315] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 32.670969][ T315] rtnl_newlink (net/core/rtnetlink.c:4215) [ 32.670971][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670973][ T315] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 32.670974][ T315] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.670976][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670978][ T315] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 32.670981][ T315] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 32.670982][ T315] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 32.670984][ T315] ? __kernel_text_address (kernel/extable.c:79) [ 32.670985][ T315] ? write_profile (profile.c:?) [ 32.670987][ T315] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.670990][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670991][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670992][ T315] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 32.670995][ T315] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.670997][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.670999][ T315] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 32.671001][ T315] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 32.671003][ T315] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.671005][ T315] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 32.671006][ T315] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 32.671009][ T315] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 32.671010][ T315] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.671012][ T315] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.671014][ T315] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.671015][ T315] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 32.671018][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.671019][ T315] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.671021][ T315] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.671023][ T315] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.671025][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.671026][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.671028][ T315] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.671030][ T315] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 32.671032][ T315] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.671034][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.671035][ T315] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.671037][ T315] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 32.671039][ T315] ? copy_msghdr_from_user (net/socket.c:2650) [ 32.671040][ T315] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 32.671041][ T315] ? move_addr_to_kernel (net/socket.c:258) [ 32.671042][ T315] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 32.671045][ T315] ___sys_sendmsg (net/socket.c:2767) [ 32.671047][ T315] ? copy_msghdr_from_user (net/socket.c:2619) [ 32.671052][ T315] __sys_sendmsg (net/socket.c:2799) [ 32.671053][ T315] ? __sys_sendmsg_sock (net/socket.c:2780) [ 32.671056][ T315] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.671057][ T315] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.671059][ T315] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.671061][ T315] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.671062][ T315] RIP: 0033:0x7f50b8ae454e [ 32.671064][ 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 [ 32.671066][ T315] RSP: 002b:00007ffda9100810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.671070][ T315] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f50b8ae454e [ 32.671071][ T315] RDX: 0000000000000000 RSI: 00007ffda91008c0 RDI: 0000000000000005 [ 32.671072][ T315] RBP: 00007ffda9100820 R08: 0000000000000000 R09: 0000000000000000 [ 32.671073][ T315] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddd6 [ 32.671074][ T315] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda9100f80 | [ 34.765087][ T38] softirqs last disabled at (93790): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 34.765091][ T38] Preemption disabled at: | [ 34.765092][ T38] 0x0 | [ 34.765102][ T38] Tainted: [W]=WARN [ 34.765103][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.765105][ T38] Workqueue: events_unbound linkwatch_event [ 34.765112][ T38] Call Trace: [ 34.765114][ T38] [ 34.765115][ T38] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.765120][ T38] __might_resched.cold (kernel/sched/core.c:9234) [ 34.765124][ T38] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 34.765127][ T38] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.765130][ T38] ? record_print_text (kernel/printk/printk.c:1467) [ 34.765132][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.765136][ 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)) [ 34.765139][ T38] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.765141][ T38] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.765145][ 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) [ 34.765146][ T38] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.765149][ T38] put_chars (drivers/char/virtio_console.c:1176) [ 34.765152][ T38] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.765154][ T38] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 34.765156][ T38] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.765161][ T38] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.765163][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.765164][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.765165][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.765168][ T38] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.765170][ T38] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.765172][ T38] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 34.765173][ T38] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 34.765175][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.765176][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.765177][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.765179][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.765181][ T38] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 34.765182][ T38] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.765184][ T38] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.765186][ T38] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.765188][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.765189][ T38] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.765190][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.765192][ T38] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.765193][ T38] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.765195][ T38] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 34.765197][ T38] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.765199][ T38] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.765201][ T38] vprintk_emit (kernel/printk/printk.c:2479) [ 34.765203][ T38] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.765204][ T38] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 34.765206][ T38] _printk (kernel/printk/printk.c:2504) [ 34.765209][ T38] ? snapshot_read.cold (user.c:?) [ 34.765211][ T38] ? netif_get_link_ksettings (net/ethtool/ioctl.c:450) [ 34.765214][ T38] ? port_cost (net/bridge/br_if.c:40) [ 34.765216][ T38] ? br_multicast_flood (??:?) [ 34.765218][ T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 34.765220][ T38] br_init_port (net/bridge/br_stp_if.c:39) [ 34.765222][ T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 34.765224][ T38] br_port_carrier_check (net/bridge/br_if.c:90) [ 34.765227][ T38] br_device_event (net/bridge/br.c:101) [ 34.765234][ T38] ? packet_sendmsg_spkt (af_packet.c:?) [ 34.765236][ T38] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 34.765239][ T38] ? addrconf_notify (net/ipv6/addrconf.c:3796) [ 34.765241][ T38] notifier_call_chain (kernel/notifier.c:85) [ 34.765245][ T38] netif_state_change (net/core/dev.c:1625) [ 34.765247][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 34.765250][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 34.765252][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 34.765254][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 34.765256][ T38] ? debug_object_active_state (lib/debugobjects.c:1122) [ 34.765260][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 34.765262][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 34.765264][ T38] process_one_work (kernel/workqueue.c:3387) [ 34.765268][ T38] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 34.765270][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 34.765272][ T38] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.765274][ T38] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 34.765276][ T38] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 34.765278][ T38] kthread (kernel/kthread.c:436) [ 34.765280][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.765283][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 34.765285][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.765289][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 34.765291][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.765294][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 34.765296][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 35.939638][ T323] softirqs last disabled at (0): 0x0 | [ 35.939640][ T323] Preemption disabled at: | [ 35.939641][ T323] vprintk_emit (kernel/printk/printk.c:2471) | [ 35.939652][ T323] Tainted: [W]=WARN [ 35.939653][ T323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.939655][ T323] Call Trace: [ 35.939656][ T323] [ 35.939657][ T323] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.939662][ T323] ? vprintk_emit (kernel/printk/printk.c:2471) [ 35.939664][ T323] __might_resched.cold (kernel/sched/core.c:9234) [ 35.939668][ T323] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.939670][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939673][ T323] __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)) [ 35.939677][ T323] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.939679][ T323] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.939684][ T323] ? 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) [ 35.939685][ T323] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.939688][ T323] put_chars (drivers/char/virtio_console.c:1176) [ 35.939690][ T323] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.939692][ T323] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 35.939695][ T323] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 35.939696][ T323] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 35.939698][ T323] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.939701][ T323] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 35.939704][ T323] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.939705][ T323] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 35.939707][ T323] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.939708][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939709][ T323] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.939712][ T323] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.939714][ T323] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.939715][ T323] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 35.939717][ T323] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 35.939720][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939721][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939722][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939724][ T323] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.939726][ T323] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 35.939727][ T323] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.939729][ T323] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.939731][ T323] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.939733][ T323] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.939734][ T323] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.939736][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939737][ T323] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.939738][ T323] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.939740][ T323] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 35.939742][ T323] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.939744][ T323] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.939746][ T323] vprintk_emit (kernel/printk/printk.c:2479) [ 35.939748][ T323] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.939749][ T323] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 35.939751][ T323] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.939752][ T323] _printk (kernel/printk/printk.c:2504) [ 35.939755][ T323] ? snapshot_read.cold (user.c:?) [ 35.939757][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939758][ T323] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.939761][ T323] ? 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) [ 35.939763][ T323] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 35.939764][ T323] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 35.939767][ T323] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 35.939768][ T323] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.939770][ T323] ? netdev_notice (net/core/dev.c:13194) [ 35.939773][ T323] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 35.939776][ T323] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 35.939778][ T323] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 35.939779][ T323] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 35.939783][ T323] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.939785][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939787][ T323] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 35.939789][ T323] ? ipvlan_port_create (./include/linux/netdevice.h:4516 (discriminator 29) ./include/linux/netdevice.h:4556 (discriminator 29) ./include/linux/netdevice.h:4552 (discriminator 29) drivers/net/ipvlan/ipvlan_main.c:101 (discriminator 29)) [ 35.939791][ T323] ? ipvlan_port_get (./include/linux/rcupdate.h:882 drivers/net/ipvlan/ipvlan_main.c:146) [ 35.939793][ T323] ? ipvlan_port_create (./include/linux/list.h:54 (discriminator 2) drivers/net/ipvlan/ipvlan_main.c:93 (discriminator 2)) [ 35.939794][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939796][ T323] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 35.939800][ T323] ? packet_sendmsg_spkt (af_packet.c:?) [ 35.939804][ T323] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 35.939805][ T323] ? 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)) [ 35.939808][ T323] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 35.939810][ T323] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 35.939813][ T323] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 35.939815][ T323] ? 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) [ 35.939816][ T323] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 35.939819][ T323] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 35.939822][ T323] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 35.939824][ T323] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.939825][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939827][ T323] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 35.939829][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939835][ T323] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 35.939838][ T323] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.939840][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939841][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939842][ T323] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.939844][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939845][ T323] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.939847][ T323] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 35.939850][ T323] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 35.939851][ T323] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.939854][ T323] ? __kernel_text_address (kernel/extable.c:79) [ 35.939856][ T323] ? write_profile (profile.c:?) [ 35.939858][ T323] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.939860][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939861][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939862][ T323] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.939866][ T323] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.939867][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939869][ T323] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 35.939871][ T323] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 35.939873][ T323] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.939875][ T323] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 35.939877][ T323] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 35.939880][ T323] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 35.939883][ T323] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.939885][ T323] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.939887][ T323] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.939888][ T323] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 35.939890][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939892][ T323] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.939894][ T323] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.939896][ T323] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.939898][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939899][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939900][ T323] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.939902][ T323] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 35.939904][ T323] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 35.939906][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939908][ T323] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.939910][ T323] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 35.939912][ T323] ? copy_msghdr_from_user (net/socket.c:2650) [ 35.939914][ T323] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 35.939915][ T323] ? move_addr_to_kernel (net/socket.c:258) [ 35.939916][ T323] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 35.939919][ T323] ___sys_sendmsg (net/socket.c:2767) [ 35.939921][ T323] ? copy_msghdr_from_user (net/socket.c:2619) [ 35.939925][ T323] __sys_sendmsg (net/socket.c:2799) [ 35.939927][ T323] ? __sys_sendmsg_sock (net/socket.c:2780) [ 35.939930][ T323] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.939931][ T323] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 35.939933][ T323] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 35.939935][ T323] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.939937][ T323] RIP: 0033:0x7f45a711a54e [ 35.939939][ T323] 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 [ 35.939941][ T323] RSP: 002b:00007ffcba52a570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.939945][ T323] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f45a711a54e [ 35.939947][ T323] RDX: 0000000000000000 RSI: 00007ffcba52a620 RDI: 0000000000000005 [ 35.939947][ T323] RBP: 00007ffcba52a580 R08: 0000000000000000 R09: 0000000000000000 [ 35.939948][ T323] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddd9 [ 35.939949][ T323] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcba52ace0 | [ 37.467800][ T337] softirqs last disabled at (0): 0x0 | [ 37.467802][ T337] Preemption disabled at: | [ 37.467803][ T337] 0x0 | [ 37.467811][ T337] Tainted: [W]=WARN [ 37.467812][ T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.467814][ T337] Call Trace: [ 37.467816][ T337] [ 37.467817][ T337] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 37.467822][ T337] __might_resched.cold (kernel/sched/core.c:9234) [ 37.467826][ T337] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 37.467829][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.467833][ T337] __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)) [ 37.467837][ T337] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.467839][ T337] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.467844][ T337] ? 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) [ 37.467845][ T337] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.467848][ T337] put_chars (drivers/char/virtio_console.c:1176) [ 37.467850][ T337] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 37.467853][ T337] ? __send_to_port (drivers/char/virtio_console.c:654) [ 37.467856][ T337] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 37.467860][ T337] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 37.467862][ T337] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.467863][ T337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.467866][ T337] console_emit_next_record (kernel/printk/printk.c:3183) [ 37.467869][ T337] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 37.467870][ T337] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 37.467872][ T337] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 37.467875][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.467876][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.467877][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.467878][ T337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.467881][ T337] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 37.467882][ T337] console_flush_one_record (kernel/printk/printk.c:3268) [ 37.467884][ T337] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 37.467886][ T337] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 37.467887][ T337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.467889][ T337] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 37.467891][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.467892][ T337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.467893][ T337] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 37.467895][ T337] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 37.467897][ T337] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 37.467899][ T337] ? vprintk_emit (kernel/printk/printk.c:2478) [ 37.467901][ T337] vprintk_emit (kernel/printk/printk.c:2479) [ 37.467903][ T337] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 37.467904][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.467905][ T337] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 37.467908][ T337] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 37.467910][ T337] _printk (kernel/printk/printk.c:2504) [ 37.467913][ T337] ? snapshot_read.cold (user.c:?) [ 37.467915][ T337] ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792) [ 37.467919][ T337] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 37.467922][ T337] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 37.467924][ T337] br_device_event (net/bridge/br.c:111) [ 37.467927][ T337] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 37.467930][ T337] ? packet_sendmsg_spkt (af_packet.c:?) [ 37.467932][ T337] ? addrconf_notify (net/ipv6/addrconf.c:3812) [ 37.467935][ T337] notifier_call_chain (kernel/notifier.c:85) [ 37.467939][ T337] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 37.467943][ T337] ? netif_change_name (net/core/dev.c:1517) [ 37.467945][ T337] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 37.467946][ T337] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 37.467948][ T337] ? __kernel_text_address (kernel/extable.c:79) [ 37.467950][ T337] ? write_profile (profile.c:?) [ 37.467954][ T337] netif_change_flags (net/core/dev.c:9882) [ 37.467956][ T337] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 37.467959][ T337] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 37.467961][ T337] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 37.467962][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.467963][ T337] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 37.467967][ T337] ? kasan_save_stack (mm/kasan/common.c:58) [ 37.467968][ T337] ? kasan_save_stack (mm/kasan/common.c:57) [ 37.467970][ T337] ? kasan_save_track (mm/kasan/common.c:78) [ 37.467971][ T337] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 37.467972][ T337] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 37.467974][ T337] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 37.467975][ T337] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 37.467977][ T337] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 37.467980][ T337] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.467981][ T337] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 37.467983][ T337] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 37.467986][ T337] ? ___sys_sendmsg (net/socket.c:2767) [ 37.467987][ T337] ? __sys_sendmsg (net/socket.c:2799) [ 37.467989][ T337] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 37.467990][ T337] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.467993][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.467994][ T337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.467996][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.467997][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.467998][ T337] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 37.468000][ T337] ? __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) [ 37.468001][ T337] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 37.468003][ T337] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 37.468005][ T337] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 37.468007][ T337] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 37.468009][ T337] rtnl_newlink (net/core/rtnetlink.c:4215) [ 37.468012][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.468013][ T337] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 37.468015][ T337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.468017][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.468018][ T337] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 37.468021][ T337] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 37.468023][ T337] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 37.468024][ T337] ? __kernel_text_address (kernel/extable.c:79) [ 37.468026][ T337] ? write_profile (profile.c:?) [ 37.468027][ T337] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 37.468030][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.468032][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.468033][ T337] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 37.468036][ T337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.468038][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.468040][ T337] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 37.468041][ T337] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 37.468044][ T337] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.468045][ T337] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 37.468047][ T337] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 37.468049][ T337] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 37.468051][ T337] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 37.468053][ T337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.468055][ T337] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.468056][ T337] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 37.468059][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.468060][ T337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.468062][ T337] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.468064][ T337] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.468066][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.468067][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.468068][ T337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.468070][ T337] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 37.468072][ T337] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 37.468074][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.468076][ T337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.468078][ T337] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 37.468079][ T337] ? copy_msghdr_from_user (net/socket.c:2650) [ 37.468081][ T337] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 37.468082][ T337] ? move_addr_to_kernel (net/socket.c:258) [ 37.468083][ T337] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 37.468086][ T337] ___sys_sendmsg (net/socket.c:2767) [ 37.468088][ T337] ? copy_msghdr_from_user (net/socket.c:2619) [ 37.468092][ T337] __sys_sendmsg (net/socket.c:2799) [ 37.468094][ T337] ? __sys_sendmsg_sock (net/socket.c:2780) [ 37.468096][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.468098][ T337] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 37.468099][ T337] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 37.468101][ T337] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.468103][ T337] RIP: 0033:0x7f4055e4d54e [ 37.468105][ T337] 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 [ 37.468107][ T337] RSP: 002b:00007ffff4588b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.468110][ T337] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4055e4d54e [ 37.468112][ T337] RDX: 0000000000000000 RSI: 00007ffff4588bd0 RDI: 0000000000000005 [ 37.468113][ T337] RBP: 00007ffff4588b30 R08: 0000000000000000 R09: 0000000000000000 [ 37.468113][ T337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddda [ 37.468114][ T337] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff4589290 | [ 39.536858][ T38] softirqs last disabled at (93790): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 39.536862][ T38] Preemption disabled at: | [ 39.536863][ T38] 0x0 | [ 39.536873][ T38] Tainted: [W]=WARN [ 39.536874][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.536876][ T38] Workqueue: events_unbound linkwatch_event [ 39.536883][ T38] Call Trace: [ 39.536884][ T38] [ 39.536886][ T38] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.536891][ T38] __might_resched.cold (kernel/sched/core.c:9234) [ 39.536895][ T38] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 39.536898][ T38] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.536901][ T38] ? record_print_text (kernel/printk/printk.c:1467) [ 39.536903][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.536907][ 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)) [ 39.536910][ T38] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.536912][ T38] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.536916][ 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) [ 39.536917][ T38] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.536920][ T38] put_chars (drivers/char/virtio_console.c:1176) [ 39.536922][ T38] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.536924][ T38] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 39.536927][ T38] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.536931][ T38] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.536933][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.536935][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.536936][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.536939][ T38] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.536941][ T38] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.536942][ T38] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 39.536944][ T38] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 39.536945][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.536946][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.536947][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.536949][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.536951][ T38] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 39.536952][ T38] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.536954][ T38] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.536956][ T38] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.536958][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.536959][ T38] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.536961][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.536962][ T38] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.536963][ T38] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.536965][ T38] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 39.536967][ T38] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.536969][ T38] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.536971][ T38] vprintk_emit (kernel/printk/printk.c:2479) [ 39.536972][ T38] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.536974][ T38] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 39.536976][ T38] _printk (kernel/printk/printk.c:2504) [ 39.536979][ T38] ? snapshot_read.cold (user.c:?) [ 39.536980][ T38] ? netif_get_link_ksettings (net/ethtool/ioctl.c:450) [ 39.536983][ T38] ? port_cost (net/bridge/br_if.c:40) [ 39.536985][ T38] ? br_multicast_flood (??:?) [ 39.536988][ T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 39.536990][ T38] br_init_port (net/bridge/br_stp_if.c:39) [ 39.536992][ T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 39.536994][ T38] br_port_carrier_check (net/bridge/br_if.c:90) [ 39.536996][ T38] br_device_event (net/bridge/br.c:101) [ 39.536998][ T38] ? packet_sendmsg_spkt (af_packet.c:?) [ 39.537000][ T38] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 39.537003][ T38] ? addrconf_notify (net/ipv6/addrconf.c:3796) [ 39.537005][ T38] notifier_call_chain (kernel/notifier.c:85) [ 39.537008][ T38] netif_state_change (net/core/dev.c:1625) [ 39.537011][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 39.537013][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 39.537015][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 39.537017][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.537019][ T38] ? debug_object_active_state (lib/debugobjects.c:1122) [ 39.537023][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 39.537025][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 39.537027][ T38] process_one_work (kernel/workqueue.c:3387) [ 39.537031][ T38] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 39.537032][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 39.537034][ T38] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.537036][ T38] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 39.537039][ T38] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.537040][ T38] kthread (kernel/kthread.c:436) [ 39.537042][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.537045][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.537047][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.537050][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 39.537052][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.537055][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.537057][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.784137][ T346] softirqs last disabled at (0): 0x0 | [ 40.784139][ T346] Preemption disabled at: | [ 40.784140][ T346] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.784154][ T346] Tainted: [W]=WARN [ 40.784156][ T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.784158][ T346] Call Trace: [ 40.784160][ T346] [ 40.784162][ T346] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.784168][ T346] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.784170][ T346] __might_resched.cold (kernel/sched/core.c:9234) [ 40.784176][ T346] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.784180][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784184][ T346] __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)) [ 40.784189][ T346] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.784192][ T346] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.784198][ T346] ? 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) [ 40.784200][ T346] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.784204][ T346] put_chars (drivers/char/virtio_console.c:1176) [ 40.784207][ T346] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.784211][ T346] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 40.784214][ T346] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 40.784216][ T346] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 40.784219][ T346] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.784223][ T346] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 40.784227][ T346] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.784230][ T346] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 40.784232][ T346] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.784234][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784236][ T346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.784246][ T346] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.784250][ T346] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.784252][ T346] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 40.784255][ T346] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 40.784258][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784260][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784262][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784264][ T346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.784268][ T346] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 40.784270][ T346] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.784273][ T346] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.784277][ T346] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.784279][ T346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.784282][ T346] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.784283][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784285][ T346] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.784288][ T346] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.784290][ T346] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 40.784293][ T346] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.784296][ T346] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.784299][ T346] vprintk_emit (kernel/printk/printk.c:2479) [ 40.784302][ T346] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.784304][ T346] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 40.784306][ T346] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.784309][ T346] _printk (kernel/printk/printk.c:2504) [ 40.784313][ T346] ? snapshot_read.cold (user.c:?) [ 40.784315][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784317][ T346] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.784321][ T346] ? 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) [ 40.784323][ T346] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 40.784325][ T346] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 40.784329][ T346] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 40.784331][ T346] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.784334][ T346] ? netdev_notice (net/core/dev.c:13194) [ 40.784337][ T346] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 40.784342][ T346] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 40.784344][ T346] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 40.784347][ T346] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 40.784353][ T346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.784355][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784357][ T346] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 40.784361][ T346] ? ipvlan_port_create (./include/linux/netdevice.h:4516 (discriminator 29) ./include/linux/netdevice.h:4556 (discriminator 29) ./include/linux/netdevice.h:4552 (discriminator 29) drivers/net/ipvlan/ipvlan_main.c:101 (discriminator 29)) [ 40.784364][ T346] ? ipvlan_port_get (./include/linux/rcupdate.h:882 drivers/net/ipvlan/ipvlan_main.c:146) [ 40.784366][ T346] ? ipvlan_port_create (./include/linux/list.h:54 (discriminator 2) drivers/net/ipvlan/ipvlan_main.c:93 (discriminator 2)) [ 40.784368][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784372][ T346] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 40.784376][ T346] ? packet_sendmsg_spkt (af_packet.c:?) [ 40.784381][ T346] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 40.784383][ T346] ? 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)) [ 40.784387][ T346] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 40.784390][ T346] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 40.784395][ T346] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 40.784397][ T346] ? 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) [ 40.784400][ T346] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 40.784403][ T346] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 40.784407][ T346] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 40.784410][ T346] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.784413][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784415][ T346] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 40.784418][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784428][ T346] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 40.784432][ T346] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.784435][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784437][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784439][ T346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.784442][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784444][ T346] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.784447][ T346] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 40.784451][ T346] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 40.784453][ T346] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 40.784457][ T346] ? __kernel_text_address (kernel/extable.c:79) [ 40.784459][ T346] ? write_profile (profile.c:?) [ 40.784462][ T346] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 40.784465][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784467][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784469][ T346] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 40.784473][ T346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.784476][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784478][ T346] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 40.784481][ T346] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 40.784484][ T346] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.784487][ T346] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 40.784490][ T346] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 40.784496][ T346] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 40.784500][ T346] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.784503][ T346] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.784505][ T346] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.784508][ T346] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 40.784512][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784514][ T346] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.784518][ T346] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.784521][ T346] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.784523][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784528][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784530][ T346] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.784533][ T346] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 40.784537][ T346] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 40.784540][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784542][ T346] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.784545][ T346] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 40.784549][ T346] ? copy_msghdr_from_user (net/socket.c:2650) [ 40.784551][ T346] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 40.784553][ T346] ? move_addr_to_kernel (net/socket.c:258) [ 40.784556][ T346] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 40.784560][ T346] ___sys_sendmsg (net/socket.c:2767) [ 40.784563][ T346] ? copy_msghdr_from_user (net/socket.c:2619) [ 40.784570][ T346] __sys_sendmsg (net/socket.c:2799) [ 40.784573][ T346] ? __sys_sendmsg_sock (net/socket.c:2780) [ 40.784577][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.784580][ T346] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 40.784583][ T346] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 40.784587][ T346] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.784590][ T346] RIP: 0033:0x7f0e73a4b54e [ 40.784594][ T346] 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 [ 40.784596][ T346] RSP: 002b:00007ffe8b1e5f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.784602][ T346] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f0e73a4b54e [ 40.784604][ T346] RDX: 0000000000000000 RSI: 00007ffe8b1e5ff0 RDI: 0000000000000005 [ 40.784606][ T346] RBP: 00007ffe8b1e5f50 R08: 0000000000000000 R09: 0000000000000000 [ 40.784607][ T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ddde [ 40.784609][ T346] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe8b1e66b0 | [ 42.328915][ T361] softirqs last disabled at (0): 0x0 | [ 42.328917][ T361] Preemption disabled at: | [ 42.328918][ T361] 0x0 | [ 42.328927][ T361] Tainted: [W]=WARN [ 42.328928][ T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.328930][ T361] Call Trace: [ 42.328931][ T361] [ 42.328932][ T361] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 42.328938][ T361] __might_resched.cold (kernel/sched/core.c:9234) [ 42.328942][ T361] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.328945][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.328948][ T361] __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)) [ 42.328952][ T361] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.328954][ T361] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.328959][ T361] ? 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) [ 42.328960][ T361] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.328962][ T361] put_chars (drivers/char/virtio_console.c:1176) [ 42.328964][ T361] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 42.328967][ T361] ? __send_to_port (drivers/char/virtio_console.c:654) [ 42.328971][ T361] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 42.328975][ T361] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 42.328977][ T361] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.328978][ T361] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.328981][ T361] console_emit_next_record (kernel/printk/printk.c:3183) [ 42.328983][ T361] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 42.328985][ T361] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 42.328986][ T361] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 42.328989][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.328990][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.328991][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.328993][ T361] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.328995][ T361] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 42.328996][ T361] console_flush_one_record (kernel/printk/printk.c:3268) [ 42.328998][ T361] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 42.329000][ T361] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 42.329002][ T361] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.329004][ T361] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 42.329005][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329006][ T361] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.329008][ T361] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 42.329009][ T361] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 42.329011][ T361] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 42.329013][ T361] ? vprintk_emit (kernel/printk/printk.c:2478) [ 42.329015][ T361] vprintk_emit (kernel/printk/printk.c:2479) [ 42.329017][ T361] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 42.329018][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329019][ T361] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.329023][ T361] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 42.329024][ T361] _printk (kernel/printk/printk.c:2504) [ 42.329027][ T361] ? snapshot_read.cold (user.c:?) [ 42.329029][ T361] ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792) [ 42.329033][ T361] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 42.329036][ T361] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 42.329039][ T361] br_device_event (net/bridge/br.c:111) [ 42.329041][ T361] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 42.329044][ T361] ? packet_sendmsg_spkt (af_packet.c:?) [ 42.329046][ T361] ? addrconf_notify (net/ipv6/addrconf.c:3812) [ 42.329049][ T361] notifier_call_chain (kernel/notifier.c:85) [ 42.329053][ T361] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 42.329056][ T361] ? netif_change_name (net/core/dev.c:1517) [ 42.329058][ T361] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 42.329059][ T361] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 42.329061][ T361] ? __kernel_text_address (kernel/extable.c:79) [ 42.329063][ T361] ? write_profile (profile.c:?) [ 42.329066][ T361] netif_change_flags (net/core/dev.c:9882) [ 42.329068][ T361] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 42.329072][ T361] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 42.329073][ T361] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 42.329075][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329076][ T361] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 42.329080][ T361] ? kasan_save_stack (mm/kasan/common.c:58) [ 42.329081][ T361] ? kasan_save_stack (mm/kasan/common.c:57) [ 42.329082][ T361] ? kasan_save_track (mm/kasan/common.c:78) [ 42.329083][ T361] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 42.329085][ T361] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 42.329086][ T361] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 42.329088][ T361] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 42.329090][ T361] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 42.329092][ T361] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 42.329094][ T361] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 42.329095][ T361] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 42.329097][ T361] ? ___sys_sendmsg (net/socket.c:2767) [ 42.329098][ T361] ? __sys_sendmsg (net/socket.c:2799) [ 42.329100][ T361] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 42.329102][ T361] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.329105][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329106][ T361] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.329108][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329109][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329110][ T361] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 42.329112][ T361] ? __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) [ 42.329113][ T361] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 42.329115][ T361] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 42.329117][ T361] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 42.329119][ T361] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 42.329121][ T361] rtnl_newlink (net/core/rtnetlink.c:4215) [ 42.329123][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329125][ T361] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.329126][ T361] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.329128][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329130][ T361] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 42.329133][ T361] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 42.329134][ T361] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 42.329136][ T361] ? __kernel_text_address (kernel/extable.c:79) [ 42.329137][ T361] ? write_profile (profile.c:?) [ 42.329139][ T361] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 42.329141][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329143][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329144][ T361] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 42.329147][ T361] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.329149][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329150][ T361] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.329152][ T361] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 42.329154][ T361] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.329156][ T361] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 42.329158][ T361] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 42.329160][ T361] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 42.329161][ T361] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.329163][ T361] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.329165][ T361] ? netlink_ack (./include/linux/skbuff.h:2718) [ 42.329166][ T361] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 42.329169][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329170][ T361] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.329172][ T361] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 42.329174][ T361] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 42.329176][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329177][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329178][ T361] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.329180][ T361] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 42.329182][ T361] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 42.329184][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329185][ T361] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.329187][ T361] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 42.329189][ T361] ? copy_msghdr_from_user (net/socket.c:2650) [ 42.329190][ T361] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 42.329191][ T361] ? move_addr_to_kernel (net/socket.c:258) [ 42.329193][ T361] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 42.329195][ T361] ___sys_sendmsg (net/socket.c:2767) [ 42.329197][ T361] ? copy_msghdr_from_user (net/socket.c:2619) [ 42.329201][ T361] __sys_sendmsg (net/socket.c:2799) [ 42.329203][ T361] ? __sys_sendmsg_sock (net/socket.c:2780) [ 42.329205][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.329207][ T361] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 42.329208][ T361] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 42.329211][ T361] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.329212][ T361] RIP: 0033:0x7f4e29d4054e [ 42.329214][ T361] 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 [ 42.329216][ T361] RSP: 002b:00007fff51942f00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 42.329219][ T361] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4e29d4054e [ 42.329221][ T361] RDX: 0000000000000000 RSI: 00007fff51942fb0 RDI: 0000000000000005 [ 42.329222][ T361] RBP: 00007fff51942f10 R08: 0000000000000000 R09: 0000000000000000 [ 42.329222][ T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dddf [ 42.329223][ T361] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff51943670 | [ 44.405847][ T38] softirqs last disabled at (93790): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 44.405851][ T38] Preemption disabled at: | [ 44.405852][ T38] 0x0 | [ 44.405862][ T38] Tainted: [W]=WARN [ 44.405863][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.405864][ T38] Workqueue: events_unbound linkwatch_event [ 44.405871][ T38] Call Trace: [ 44.405873][ T38] [ 44.405874][ T38] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.405879][ T38] __might_resched.cold (kernel/sched/core.c:9234) [ 44.405883][ T38] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 44.405886][ T38] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.405889][ T38] ? record_print_text (kernel/printk/printk.c:1467) [ 44.405892][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.405895][ 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)) [ 44.405898][ T38] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.405900][ T38] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.405904][ 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) [ 44.405905][ T38] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.405908][ T38] put_chars (drivers/char/virtio_console.c:1176) [ 44.405910][ T38] ? __send_to_port (drivers/char/virtio_console.c:654) [ 44.405912][ T38] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 44.405915][ T38] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 44.405919][ T38] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 44.405921][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.405922][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.405924][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.405926][ T38] console_emit_next_record (kernel/printk/printk.c:3183) [ 44.405928][ T38] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.405930][ T38] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 44.405932][ T38] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 44.405933][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.405934][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.405935][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.405936][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.405939][ T38] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 44.405940][ T38] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.405942][ T38] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.405944][ T38] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.405945][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.405947][ T38] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.405948][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.405949][ T38] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.405951][ T38] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.405953][ T38] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 44.405954][ T38] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.405956][ T38] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.405958][ T38] vprintk_emit (kernel/printk/printk.c:2479) [ 44.405960][ T38] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.405961][ T38] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 44.405963][ T38] _printk (kernel/printk/printk.c:2504) [ 44.405966][ T38] ? snapshot_read.cold (user.c:?) [ 44.405968][ T38] ? netif_get_link_ksettings (net/ethtool/ioctl.c:450) [ 44.405971][ T38] ? port_cost (net/bridge/br_if.c:40) [ 44.405973][ T38] ? br_multicast_flood (??:?) [ 44.405975][ T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 44.405977][ T38] br_init_port (net/bridge/br_stp_if.c:39) [ 44.405979][ T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 44.405981][ T38] br_port_carrier_check (net/bridge/br_if.c:90) [ 44.405983][ T38] br_device_event (net/bridge/br.c:101) [ 44.405986][ T38] ? packet_sendmsg_spkt (af_packet.c:?) [ 44.405987][ T38] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 44.405990][ T38] ? addrconf_notify (net/ipv6/addrconf.c:3796) [ 44.405992][ T38] notifier_call_chain (kernel/notifier.c:85) [ 44.405996][ T38] netif_state_change (net/core/dev.c:1625) [ 44.405999][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 44.406001][ T38] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 44.406003][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 44.406005][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 44.406007][ T38] ? debug_object_active_state (lib/debugobjects.c:1122) [ 44.406011][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 44.406013][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 44.406015][ T38] process_one_work (kernel/workqueue.c:3387) [ 44.406019][ T38] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 44.406020][ T38] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 44.406022][ T38] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.406024][ T38] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 44.406027][ T38] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.406028][ T38] kthread (kernel/kthread.c:436) [ 44.406030][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.406033][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.406035][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.406039][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 44.406041][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.406044][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.406046][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 45.707409][ T369] softirqs last disabled at (0): 0x0 | [ 45.707411][ T369] Preemption disabled at: | [ 45.707412][ T369] vprintk_emit (kernel/printk/printk.c:2471) | [ 45.707423][ T369] Tainted: [W]=WARN [ 45.707424][ T369] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.707425][ T369] Call Trace: [ 45.707427][ T369] [ 45.707428][ T369] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 45.707433][ T369] ? vprintk_emit (kernel/printk/printk.c:2471) [ 45.707435][ T369] __might_resched.cold (kernel/sched/core.c:9234) [ 45.707438][ T369] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 45.707441][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707444][ T369] __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)) [ 45.707448][ T369] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.707450][ T369] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.707455][ T369] ? 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) [ 45.707456][ T369] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.707458][ T369] put_chars (drivers/char/virtio_console.c:1176) [ 45.707461][ T369] ? __send_to_port (drivers/char/virtio_console.c:654) [ 45.707463][ T369] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 45.707465][ T369] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 45.707467][ T369] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 45.707468][ T369] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 45.707472][ T369] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 45.707474][ T369] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 45.707476][ T369] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 45.707477][ T369] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.707478][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707480][ T369] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.707482][ T369] console_emit_next_record (kernel/printk/printk.c:3183) [ 45.707484][ T369] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 45.707486][ T369] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 45.707487][ T369] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 45.707490][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707491][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707492][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707494][ T369] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.707496][ T369] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 45.707497][ T369] console_flush_one_record (kernel/printk/printk.c:3268) [ 45.707499][ T369] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 45.707501][ T369] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 45.707502][ T369] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.707504][ T369] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 45.707505][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707507][ T369] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 45.707508][ T369] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 45.707510][ T369] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 45.707511][ T369] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 45.707514][ T369] ? vprintk_emit (kernel/printk/printk.c:2478) [ 45.707515][ T369] vprintk_emit (kernel/printk/printk.c:2479) [ 45.707517][ T369] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 45.707518][ T369] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 45.707520][ T369] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.707521][ T369] _printk (kernel/printk/printk.c:2504) [ 45.707524][ T369] ? snapshot_read.cold (user.c:?) [ 45.707527][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707529][ T369] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 45.707532][ T369] ? 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) [ 45.707533][ T369] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 45.707534][ T369] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 45.707537][ T369] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 45.707539][ T369] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 45.707541][ T369] ? netdev_notice (net/core/dev.c:13194) [ 45.707543][ T369] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 45.707546][ T369] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 45.707548][ T369] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 45.707549][ T369] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 45.707554][ T369] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.707555][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707557][ T369] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 45.707559][ T369] ? ipvlan_port_create (./include/linux/netdevice.h:4516 (discriminator 29) ./include/linux/netdevice.h:4556 (discriminator 29) ./include/linux/netdevice.h:4552 (discriminator 29) drivers/net/ipvlan/ipvlan_main.c:101 (discriminator 29)) [ 45.707561][ T369] ? ipvlan_port_get (./include/linux/rcupdate.h:882 drivers/net/ipvlan/ipvlan_main.c:146) [ 45.707562][ T369] ? ipvlan_port_create (./include/linux/list.h:54 (discriminator 2) drivers/net/ipvlan/ipvlan_main.c:93 (discriminator 2)) [ 45.707564][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707566][ T369] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 45.707569][ T369] ? packet_sendmsg_spkt (af_packet.c:?) [ 45.707573][ T369] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 45.707574][ T369] ? 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)) [ 45.707577][ T369] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 45.707579][ T369] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 45.707582][ T369] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 45.707584][ T369] ? 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) [ 45.707585][ T369] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 45.707588][ T369] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 45.707590][ T369] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 45.707592][ T369] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 45.707594][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707595][ T369] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 45.707597][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707603][ T369] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 45.707605][ T369] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.707608][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707609][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707610][ T369] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.707612][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707613][ T369] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 45.707615][ T369] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 45.707618][ T369] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 45.707619][ T369] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 45.707622][ T369] ? __kernel_text_address (kernel/extable.c:79) [ 45.707623][ T369] ? write_profile (profile.c:?) [ 45.707626][ T369] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 45.707627][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707629][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707630][ T369] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 45.707633][ T369] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.707635][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707636][ T369] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 45.707638][ T369] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 45.707640][ T369] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.707642][ T369] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 45.707644][ T369] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 45.707647][ T369] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 45.707650][ T369] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 45.707652][ T369] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 45.707654][ T369] ? netlink_ack (./include/linux/skbuff.h:2718) [ 45.707655][ T369] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 45.707657][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707659][ T369] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 45.707661][ T369] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 45.707663][ T369] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 45.707664][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707665][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707667][ T369] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.707669][ T369] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 45.707671][ T369] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 45.707673][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707674][ T369] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 45.707676][ T369] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 45.707678][ T369] ? copy_msghdr_from_user (net/socket.c:2650) [ 45.707680][ T369] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 45.707681][ T369] ? move_addr_to_kernel (net/socket.c:258) [ 45.707682][ T369] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 45.707685][ T369] ___sys_sendmsg (net/socket.c:2767) [ 45.707686][ T369] ? copy_msghdr_from_user (net/socket.c:2619) [ 45.707691][ T369] __sys_sendmsg (net/socket.c:2799) [ 45.707693][ T369] ? __sys_sendmsg_sock (net/socket.c:2780) [ 45.707695][ T369] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.707697][ T369] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 45.707699][ T369] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 45.707701][ T369] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 45.707703][ T369] RIP: 0033:0x7f38383d054e [ 45.707704][ T369] 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 [ 45.707706][ T369] RSP: 002b:00007ffe8693d8e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.707710][ T369] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f38383d054e [ 45.707711][ T369] RDX: 0000000000000000 RSI: 00007ffe8693d990 RDI: 0000000000000005 [ 45.707712][ T369] RBP: 00007ffe8693d8f0 R08: 0000000000000000 R09: 0000000000000000 [ 45.707713][ T369] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dde3 Finger prints: br_port_carrier_check:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_trylock_spinning __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record 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 vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print kernel_fpu_begin_mask:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars