====================================== | [ 10.192156][ T174] softirqs last disabled at (33884): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.192159][ T174] Preemption disabled at: | [ 10.192160][ T174] 0x0 | [ 10.192173][ T174] Tainted: [W]=WARN [ 10.192174][ T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.192176][ T174] Call Trace: [ 10.192179][ T174] [ 10.192181][ T174] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.192188][ T174] __might_resched.cold (kernel/sched/core.c:9234) [ 10.192194][ T174] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.192199][ T174] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.192207][ T174] __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)) [ 10.192211][ T174] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.192220][ T174] ? 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) [ 10.192223][ T174] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.192229][ T174] put_chars (drivers/char/virtio_console.c:1176) [ 10.192234][ T174] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.192237][ T174] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 10.192242][ T174] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.192247][ T174] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.192254][ T174] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.192260][ T174] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.192262][ T174] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.192270][ T174] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.192276][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.192280][ T174] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.192287][ T174] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.192293][ T174] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.192299][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.192303][ T174] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.192310][ T174] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.192316][ T174] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.192318][ T174] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.192327][ T174] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.192331][ T174] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.192333][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.192336][ T174] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.192343][ T174] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.192346][ T174] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.192351][ T174] vprintk_emit (kernel/printk/printk.c:2479) [ 10.192356][ T174] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.192361][ T174] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.192368][ T174] _printk (kernel/printk/printk.c:2504) [ 10.192372][ T174] ? snapshot_read.cold (user.c:?) [ 10.192377][ T174] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.192380][ T174] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.192386][ T174] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.192390][ T174] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.192395][ T174] ? exit_notify (kernel/exit.c:780) [ 10.192397][ T174] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.192402][ T174] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.192408][ T174] do_group_exit (kernel/exit.c:1151) [ 10.192413][ T174] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.192416][ T174] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.192420][ T174] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.192423][ T174] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.192428][ T174] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.192432][ T174] RIP: 0033:0x7f645d2f31b8 [ 10.192435][ T174] Code: Unable to access opcode bytes at 0x7f645d2f318e. Code starting with the faulting instruction =========================================== [ 10.192436][ T174] RSP: 002b:00007fff95eebff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.192440][ T174] RAX: ffffffffffffffda RBX: 00007f645d423f88 RCX: 00007f645d2f31b8 [ 10.192442][ T174] RDX: 00007f645d03dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.192443][ T174] RBP: 00007fff95eec050 R08: 0000000000000000 R09: 0000000000000000 [ 10.192444][ T174] R10: 00007fff95eebe10 R11: 0000000000000246 R12: 0000000000000001 [ 10.192446][ T174] R13: 0000000000000000 R14: 00007f645d422680 R15: 00007f645d423fa0 | [ 11.192710][ T197] softirqs last disabled at (24143): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.192713][ T197] Preemption disabled at: | [ 11.192714][ T197] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.192726][ T197] Tainted: [W]=WARN [ 11.192727][ T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.192729][ T197] Call Trace: [ 11.192731][ T197] [ 11.192733][ T197] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.192740][ T197] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.192742][ T197] __might_resched.cold (kernel/sched/core.c:9234) [ 11.192749][ T197] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.192754][ T197] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.192761][ T197] __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)) [ 11.192765][ T197] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.192774][ T197] ? 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) [ 11.192776][ T197] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.192782][ T197] put_chars (drivers/char/virtio_console.c:1176) [ 11.192785][ T197] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 11.192788][ T197] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.192791][ T197] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.192797][ T197] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.192806][ T197] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.192816][ T197] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.192821][ T197] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.192824][ T197] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.192831][ T197] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.192836][ T197] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.192842][ T197] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.192845][ T197] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.192852][ T197] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.192858][ T197] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.192860][ T197] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.192869][ T197] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.192872][ T197] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.192875][ T197] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.192878][ T197] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.192884][ T197] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.192886][ T197] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.192891][ T197] vprintk_emit (kernel/printk/printk.c:2479) [ 11.192896][ T197] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.192900][ T197] ? net_disable_timestamp (./include/linux/workqueue.h:761) [ 11.192908][ T197] _printk (kernel/printk/printk.c:2504) [ 11.192913][ T197] ? snapshot_read.cold (user.c:?) [ 11.192919][ T197] ? lockdep_rtnl_is_held (./include/linux/lockdep.h:249 net/core/rtnetlink.c:182) [ 11.192922][ T197] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 11.192926][ T197] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 11.192932][ T197] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.192936][ T197] ? netdev_notice (net/core/dev.c:13194) [ 11.192943][ T197] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.192949][ T197] ? 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) [ 11.192954][ T197] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 11.192960][ T197] netif_set_promiscuity (net/core/dev.c:9699) [ 11.192965][ T197] dev_set_promiscuity (net/core/dev_api.c:288) [ 11.192970][ T197] br_manage_promisc (net/bridge/br_if.c:109 net/bridge/br_if.c:158) [ 11.192977][ T197] br_add_if (net/bridge/br_if.c:243 net/bridge/br_if.c:633) [ 11.192982][ T197] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.192990][ T197] do_set_master (net/core/rtnetlink.c:3071) [ 11.192997][ T197] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.193002][ T197] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.193007][ T197] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.193009][ T197] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.193013][ T197] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.193018][ T197] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.193021][ T197] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.193024][ T197] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.193028][ T197] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.193032][ T197] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.193033][ T197] ? kasan_save_track (mm/kasan/common.c:78) [ 11.193037][ T197] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.193040][ T197] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 11.193044][ T197] ? ___sys_sendmsg (net/socket.c:2757) [ 11.193051][ T197] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.193054][ T197] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.193058][ T197] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.193061][ T197] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.193064][ T197] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.193066][ T197] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.193069][ T197] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.193073][ T197] ? __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) [ 11.193076][ T197] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.193079][ T197] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.193086][ T197] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.193088][ T197] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.193098][ T197] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.193107][ T197] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.193117][ T197] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.193120][ T197] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.193127][ T197] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.193130][ T197] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.193134][ T197] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.193138][ T197] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.193144][ T197] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.193148][ T197] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.193153][ T197] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.193156][ T197] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.193163][ T197] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.193166][ T197] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.193172][ T197] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.193174][ T197] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.193180][ T197] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.193190][ T197] ? 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)) [ 11.193192][ T197] ? 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)) [ 11.193199][ T197] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.193205][ T197] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.193210][ T197] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.193217][ T197] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.193223][ T197] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.193229][ T197] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.193238][ T197] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.193241][ T197] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.193244][ T197] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.193247][ T197] ? move_addr_to_kernel (net/socket.c:258) [ 11.193258][ T197] ___sys_sendmsg (net/socket.c:2767) [ 11.193263][ T197] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.193289][ T197] __sys_sendmsg (net/socket.c:2799) [ 11.193293][ T197] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.193303][ T197] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.193308][ T197] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.193311][ T197] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.193315][ T197] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.193319][ T197] RIP: 0033:0x7f496286d54e [ 11.193324][ T197] 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 [ 11.193327][ T197] RSP: 002b:00007ffebc557f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.193330][ T197] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f496286d54e [ 11.193332][ T197] RDX: 0000000000000000 RSI: 00007ffebc557ff0 RDI: 0000000000000005 [ 11.193334][ T197] RBP: 00007ffebc557f50 R08: 0000000000000000 R09: 0000000000000000 [ 11.193335][ T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d8ca [ 11.193336][ T197] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffebc5586c0 | [ 15.469900][ T36] softirqs last disabled at (20994): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 15.469903][ T36] Preemption disabled at: | [ 15.469904][ T36] 0x0 | [ 15.469914][ T36] Tainted: [W]=WARN [ 15.469915][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.469917][ T36] Workqueue: events_unbound linkwatch_event [ 15.469921][ T36] Call Trace: [ 15.469923][ T36] [ 15.469924][ T36] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.469930][ T36] __might_resched.cold (kernel/sched/core.c:9234) [ 15.469935][ T36] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.469938][ 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) [ 15.469944][ 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)) [ 15.469946][ T36] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.469953][ 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) [ 15.469955][ T36] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.469959][ T36] put_chars (drivers/char/virtio_console.c:1176) [ 15.469961][ T36] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 15.469963][ T36] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.469965][ T36] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.469969][ T36] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.469976][ T36] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.469983][ T36] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.469986][ T36] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.469988][ T36] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.469992][ T36] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.469996][ T36] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.470000][ T36] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.470002][ T36] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.470006][ T36] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.470010][ T36] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.470011][ T36] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.470017][ T36] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.470020][ T36] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.470021][ T36] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.470023][ T36] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.470027][ T36] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.470029][ T36] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.470032][ T36] vprintk_emit (kernel/printk/printk.c:2479) [ 15.470035][ T36] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.470037][ T36] ? fib6_ifup (net/ipv6/route.c:4905) [ 15.470040][ T36] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.470041][ T36] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.470044][ T36] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.470048][ T36] _printk (kernel/printk/printk.c:2504) [ 15.470052][ T36] ? snapshot_read.cold (user.c:?) [ 15.470055][ T36] ? down_read_nested (./arch/x86/include/asm/atomic64_64.h:20 ./include/linux/atomic/atomic-arch-fallback.h:2629 ./include/linux/atomic/atomic-long.h:79 ./include/linux/atomic/atomic-instrumented.h:3224 kernel/locking/rwsem.c:177 kernel/locking/rwsem.c:182 kernel/locking/rwsem.c:257 kernel/locking/rwsem.c:1290 kernel/locking/rwsem.c:1304 kernel/locking/rwsem.c:1710) [ 15.470061][ T36] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 15.470065][ T36] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 15.470069][ T36] br_port_carrier_check (net/bridge/br_if.c:95) [ 15.470073][ T36] br_device_event (net/bridge/br.c:101) [ 15.470077][ T36] ? packet_sendmsg_spkt (af_packet.c:?) [ 15.470083][ T36] notifier_call_chain (kernel/notifier.c:85) [ 15.470089][ T36] netif_state_change (net/core/dev.c:1625) [ 15.470092][ T36] ? dev_deactivate (net/sched/sch_generic.c:1429) [ 15.470097][ T36] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.470100][ T36] ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76) [ 15.470103][ T36] ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166) [ 15.470105][ T36] __linkwatch_run_queue (net/core/link_watch.c:240) [ 15.470109][ T36] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.470112][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.470116][ T36] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 15.470119][ T36] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 15.470123][ T36] process_one_work (kernel/workqueue.c:3387) [ 15.470129][ T36] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 15.470132][ T36] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.470140][ T36] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 15.470146][ T36] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.470148][ T36] kthread (kernel/kthread.c:436) [ 15.470150][ T36] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.470154][ T36] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.470157][ T36] ret_from_fork (arch/x86/kernel/process.c:158) [ 15.470161][ T36] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 15.470165][ T36] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 15.470169][ T36] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.470172][ T36] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.785859][ T218] softirqs last disabled at (28992): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 16.785862][ T218] Preemption disabled at: | [ 16.785862][ T218] vprintk_emit (kernel/printk/printk.c:2471) | [ 16.785871][ T218] Tainted: [W]=WARN [ 16.785872][ T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.785874][ T218] Workqueue: bond0 bond_mii_monitor [ 16.785877][ T218] Call Trace: [ 16.785879][ T218] [ 16.785881][ T218] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.785887][ T218] ? vprintk_emit (kernel/printk/printk.c:2471) [ 16.785888][ T218] __might_resched.cold (kernel/sched/core.c:9234) [ 16.785893][ T218] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.785897][ T218] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.785902][ T218] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 16.785905][ T218] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.785911][ T218] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 16.785913][ T218] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.785917][ T218] put_chars (drivers/char/virtio_console.c:1176) [ 16.785920][ T218] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.785922][ T218] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 16.785925][ T218] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.785929][ T218] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.785934][ T218] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.785938][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.785940][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.785945][ T218] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.785949][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.785951][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.785956][ T218] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.785959][ T218] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.785963][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.785965][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.785969][ T218] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.785973][ T218] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.785974][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.785980][ T218] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.785982][ T218] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.785984][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.785986][ T218] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.785990][ T218] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.785992][ T218] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.785994][ T218] vprintk_emit (kernel/printk/printk.c:2479) [ 16.785998][ T218] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.785999][ T218] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.786003][ T218] ? packet_notifier (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/packet/af_packet.c:4261 (discriminator 2)) [ 16.786008][ T218] _printk (kernel/printk/printk.c:2504) [ 16.786012][ T218] ? snapshot_read.cold (user.c:?) [ 16.786016][ T218] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 16.786019][ T218] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 16.786023][ T218] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 16.786025][ T218] ? netdev_notice (net/core/dev.c:13194) [ 16.786029][ T218] ? netdev_offload_xstats_get (net/core/dev.c:9434) [ 16.786033][ T218] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.786036][ T218] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 16.786041][ T218] bond_miimon_commit.cold (drivers/net/bonding/bond_main.c:2855) [ 16.786047][ T218] ? bond_arp_monitor (drivers/net/bonding/bond_main.c:3901) [ 16.786049][ T218] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.786051][ T218] ? wait_for_completion_io (kernel/sched/completion.c:98 (discriminator 8) kernel/sched/completion.c:121 (discriminator 8) kernel/sched/completion.c:138 (discriminator 8) kernel/sched/completion.c:186 (discriminator 8)) [ 16.786054][ T218] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.786055][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.786060][ T218] bond_mii_monitor (drivers/net/bonding/bond_main.c:2927) [ 16.786062][ T218] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 16.786064][ T218] ? bond_miimon_commit (drivers/net/bonding/bond_main.c:2850) [ 16.786066][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.786068][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.786070][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.786073][ T218] ? process_one_work (kernel/workqueue.c:3386) [ 16.786075][ T218] process_one_work (kernel/workqueue.c:3387) [ 16.786080][ T218] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.786083][ T218] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.786091][ T218] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.786094][ T218] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.786096][ T218] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 16.786099][ T218] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.786102][ T218] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.786103][ T218] kthread (kernel/kthread.c:436) [ 16.786105][ T218] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.786109][ T218] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.786112][ T218] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.786117][ T218] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.786120][ T218] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.786124][ T218] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.786127][ T218] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.410080][ T94] softirqs last disabled at (22046): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) | [ 20.410083][ T94] Preemption disabled at: | [ 20.410084][ T94] 0x0 | [ 20.410095][ T94] Tainted: [W]=WARN [ 20.410096][ T94] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.410098][ T94] Workqueue: events_unbound linkwatch_event [ 20.410102][ T94] Call Trace: [ 20.410104][ T94] [ 20.410105][ T94] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.410111][ T94] __might_resched.cold (kernel/sched/core.c:9234) [ 20.410116][ T94] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.410120][ T94] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 20.410125][ T94] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 20.410128][ T94] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.410135][ T94] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 20.410137][ T94] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.410141][ T94] put_chars (drivers/char/virtio_console.c:1176) [ 20.410144][ T94] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.410148][ T94] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 20.410154][ T94] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.410162][ T94] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.410165][ T94] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.410169][ T94] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.410173][ T94] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.410177][ T94] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.410181][ T94] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.410183][ T94] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.410188][ T94] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.410192][ T94] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.410193][ T94] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.410199][ T94] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.410202][ T94] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.410203][ T94] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.410205][ T94] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 20.410209][ T94] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.410211][ T94] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.410215][ T94] vprintk_emit (kernel/printk/printk.c:2479) [ 20.410218][ T94] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.410220][ T94] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.410222][ T94] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 20.410225][ T94] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 20.410230][ T94] _printk (kernel/printk/printk.c:2504) [ 20.410234][ T94] ? snapshot_read.cold (user.c:?) [ 20.410239][ T94] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.410244][ T94] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 20.410248][ T94] br_init_port (net/bridge/br_stp_if.c:39) [ 20.410251][ T94] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 20.410253][ T94] br_port_carrier_check (net/bridge/br_if.c:90) [ 20.410257][ T94] br_device_event (net/bridge/br.c:101) [ 20.410259][ T94] ? fib6_ifdown (net/ipv6/route.c:4976) [ 20.410263][ T94] ? packet_sendmsg_spkt (af_packet.c:?) [ 20.410269][ T94] notifier_call_chain (kernel/notifier.c:85) [ 20.410276][ T94] netif_state_change (net/core/dev.c:1625) [ 20.410280][ T94] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 20.410285][ T94] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 20.410287][ T94] __linkwatch_run_queue (net/core/link_watch.c:240) [ 20.410291][ T94] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 20.410294][ T94] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.410299][ T94] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 20.410301][ T94] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 20.410305][ T94] process_one_work (kernel/workqueue.c:3387) [ 20.410312][ T94] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 20.410314][ T94] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.410322][ T94] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 20.410326][ T94] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.410328][ T94] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 20.410331][ T94] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.410333][ T94] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.410335][ T94] kthread (kernel/kthread.c:436) [ 20.410337][ T94] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.410340][ T94] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.410343][ T94] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.410348][ T94] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 20.410352][ T94] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.410355][ T94] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.410359][ T94] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.417026][ C0] | [ 20.417026][ C0] | [ 20.417026][ C0] stack backtrace: | [ 20.417032][ C0] Tainted: [W]=WARN [ 20.417032][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.417033][ C0] Call Trace: [ 20.417035][ C0] [ 20.417036][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.417038][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 20.417041][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 20.417043][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 20.417046][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 20.417048][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 20.417050][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 20.417053][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.417055][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 20.417057][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.417059][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.417061][ C0] console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 20.417063][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 20.417064][ C0] vprintk_emit (kernel/printk/printk.c:2478) [ 20.417066][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.417068][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 20.417070][ C0] _printk (kernel/printk/printk.c:2504) [ 20.417072][ C0] ? snapshot_read.cold (user.c:?) [ 20.417074][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 20.417076][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.417079][ 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)) [ 20.417080][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 20.417082][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 20.417084][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 20.417086][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 20.417087][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 20.417091][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.417093][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.417095][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.417096][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 20.417098][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 20.417100][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 20.417102][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.417105][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.417107][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 20.417108][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 20.417110][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.417112][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.417114][ C0] handle_softirqs (kernel/softirq.c:645) [ 20.417116][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.417118][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 20.417120][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 20.417122][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 20.417124][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 20.417126][ C0] [ 20.417126][ C0] [ 20.417127][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 20.417129][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 20.417131][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 20.417133][ 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 [ 20.417135][ C0] RSP: 0018:ffffffff9be07cf8 EFLAGS: 00000296 [ 20.417137][ C0] RAX: 0000000000078bdf RBX: ffffffff9be1c600 RCX: ffffffff98cfa307 [ 20.417139][ C0] RDX: ffffffff9be1c600 RSI: ffffffff9bca7f94 RDI: ffffffff9b68f560 [ 20.417140][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 20.417141][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff37c0fa2 [ 20.417141][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 20.417143][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 20.417146][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 20.417147][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 20.417149][ C0] default_idle_call (kernel/sched/idle.c:122) [ 20.417150][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 20.417153][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 20.417154][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 20.417157][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.417159][ C0] do_idle (kernel/sched/idle.c:355) [ 20.417161][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 20.417163][ C0] rest_init (init/main.c:727) [ 20.417165][ C0] ? __cpuidle_text_end (??:?) [ 20.417168][ C0] ? rest_init (init/main.c:727) [ 20.417169][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 20.417173][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 20.417175][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 20.417177][ C0] start_kernel (init/main.c:1185) [ 20.417178][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 20.417180][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 20.417182][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 65.226689][ T38] softirqs last disabled at (78136): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 65.226692][ T38] Preemption disabled at: | [ 65.226692][ T38] 0x0 | [ 65.226703][ T38] Tainted: [W]=WARN [ 65.226704][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 65.226706][ T38] Workqueue: events_unbound linkwatch_event [ 65.226713][ T38] Call Trace: [ 65.226715][ T38] [ 65.226716][ T38] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 65.226721][ T38] __might_resched.cold (kernel/sched/core.c:9234) [ 65.226725][ T38] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 65.226729][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.226732][ 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)) [ 65.226736][ T38] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 65.226738][ T38] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.226743][ 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) [ 65.226744][ T38] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 65.226747][ T38] put_chars (drivers/char/virtio_console.c:1176) [ 65.226749][ T38] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 65.226752][ T38] ? __send_to_port (drivers/char/virtio_console.c:654) [ 65.226754][ T38] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 65.226756][ T38] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 65.226758][ T38] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 65.226763][ T38] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 65.226765][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.226766][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.226769][ T38] console_emit_next_record (kernel/printk/printk.c:3183) [ 65.226772][ T38] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 65.226773][ T38] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 65.226775][ T38] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 65.226777][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.226779][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.226780][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.226781][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.226784][ T38] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 65.226785][ T38] console_flush_one_record (kernel/printk/printk.c:3268) [ 65.226787][ T38] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 65.226789][ T38] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 65.226791][ T38] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 65.226793][ T38] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 65.226794][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.226795][ T38] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 65.226797][ T38] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 65.226799][ T38] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 65.226800][ T38] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 65.226803][ T38] ? vprintk_emit (kernel/printk/printk.c:2478) [ 65.226804][ T38] vprintk_emit (kernel/printk/printk.c:2479) [ 65.226806][ T38] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 65.226808][ T38] ? do_raw_write_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qrwlock.h:98 kernel/locking/spinlock_debug.c:211) [ 65.226809][ T38] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 65.226811][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.226812][ T38] _printk (kernel/printk/printk.c:2504) [ 65.226816][ T38] ? snapshot_read.cold (user.c:?) [ 65.226818][ T38] ? fib6_info_destroy_rcu (net/ipv6/ip6_fib.c:172 (discriminator 1)) [ 65.226820][ T38] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 65.226822][ T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 65.226825][ T38] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 65.226827][ T38] br_port_carrier_check (net/bridge/br_if.c:95) [ 65.226831][ T38] br_device_event (net/bridge/br.c:101) [ 65.226833][ T38] ? packet_sendmsg_spkt (af_packet.c:?) [ 65.226836][ T38] ? addrconf_notify (net/ipv6/addrconf.c:3749) [ 65.226838][ T38] notifier_call_chain (kernel/notifier.c:85) [ 65.226842][ T38] netif_state_change (net/core/dev.c:1625) [ 65.226844][ T38] ? dev_deactivate (net/sched/sch_generic.c:1429) [ 65.226848][ T38] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 65.226850][ T38] ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76) [ 65.226852][ T38] ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166) [ 65.226854][ T38] __linkwatch_run_queue (net/core/link_watch.c:240) [ 65.226856][ T38] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 65.226858][ T38] ? debug_object_active_state (lib/debugobjects.c:1122) [ 65.226862][ T38] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 65.226865][ T38] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 65.226867][ T38] process_one_work (kernel/workqueue.c:3387) [ 65.226871][ T38] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 65.226872][ T38] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 65.226875][ T38] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 65.226877][ T38] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 65.226879][ T38] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 65.226880][ T38] kthread (kernel/kthread.c:436) [ 65.226883][ T38] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 65.226886][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 65.226888][ T38] ret_from_fork (arch/x86/kernel/process.c:158) [ 65.226892][ T38] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 65.226894][ T38] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 65.226897][ T38] ? kthread_affine_preferred (kernel/kthread.c:857) [ 65.226899][ T38] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 66.486335][ T390] softirqs last disabled at (0): 0x0 | [ 66.486338][ T390] Preemption disabled at: | [ 66.486339][ T390] 0x0 | [ 66.486350][ T390] Tainted: [W]=WARN [ 66.486351][ T390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.486354][ T390] Call Trace: [ 66.486355][ T390] [ 66.486357][ T390] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 66.486363][ T390] __might_resched.cold (kernel/sched/core.c:9234) [ 66.486368][ T390] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 66.486372][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486377][ T390] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 66.486383][ T390] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 66.486386][ T390] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 66.486392][ T390] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 66.486394][ T390] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 66.486397][ T390] put_chars (drivers/char/virtio_console.c:1176) [ 66.486401][ T390] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929) [ 66.486405][ T390] ? __send_to_port (drivers/char/virtio_console.c:654) [ 66.486409][ T390] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 66.486416][ T390] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 66.486418][ T390] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 66.486421][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.486425][ T390] console_emit_next_record (kernel/printk/printk.c:3183) [ 66.486429][ T390] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 66.486431][ T390] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 66.486434][ T390] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 66.486437][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486439][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486441][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486443][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.486447][ T390] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 66.486449][ T390] console_flush_one_record (kernel/printk/printk.c:3268) [ 66.486452][ T390] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 66.486456][ T390] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 66.486458][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.486461][ T390] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 66.486463][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486465][ T390] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 66.486467][ T390] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 66.486470][ T390] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 66.486473][ T390] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 66.486476][ T390] ? vprintk_emit (kernel/printk/printk.c:2478) [ 66.486479][ T390] vprintk_emit (kernel/printk/printk.c:2479) [ 66.486482][ T390] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 66.486484][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486487][ T390] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 66.486491][ T390] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 66.486494][ T390] _printk (kernel/printk/printk.c:2504) [ 66.486498][ T390] ? snapshot_read.cold (user.c:?) [ 66.486501][ T390] ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792) [ 66.486506][ T390] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 66.486511][ T390] br_stp_disable_port (net/bridge/br_stp_if.c:106) [ 66.486515][ T390] br_device_event (net/bridge/br.c:111) [ 66.486519][ T390] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 66.486523][ T390] ? packet_sendmsg_spkt (af_packet.c:?) [ 66.486526][ T390] ? addrconf_notify (net/ipv6/addrconf.c:3812) [ 66.486530][ T390] notifier_call_chain (kernel/notifier.c:85) [ 66.486536][ T390] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855) [ 66.486541][ T390] ? netif_change_name (net/core/dev.c:1517) [ 66.486543][ T390] ? __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 66.486546][ T390] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 66.486549][ T390] ? __kernel_text_address (kernel/extable.c:79) [ 66.486553][ T390] ? write_profile (profile.c:?) [ 66.486557][ T390] netif_change_flags (net/core/dev.c:9882) [ 66.486560][ T390] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 66.486565][ T390] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 66.486567][ T390] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 66.486570][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486572][ T390] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 66.486577][ T390] ? kasan_save_stack (mm/kasan/common.c:58) [ 66.486580][ T390] ? kasan_save_stack (mm/kasan/common.c:57) [ 66.486582][ T390] ? kasan_save_track (mm/kasan/common.c:78) [ 66.486584][ T390] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 66.486586][ T390] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 66.486588][ T390] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 66.486591][ T390] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 66.486594][ T390] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 66.486598][ T390] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.486600][ T390] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 66.486602][ T390] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 66.486605][ T390] ? ___sys_sendmsg (net/socket.c:2767) [ 66.486610][ T390] ? __sys_sendmsg (net/socket.c:2799) [ 66.486612][ T390] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 66.486615][ T390] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.486619][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486622][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.486624][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486626][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486628][ T390] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 66.486631][ T390] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 66.486633][ T390] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 66.486636][ T390] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 66.486639][ T390] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 66.486643][ T390] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 66.486647][ T390] rtnl_newlink (net/core/rtnetlink.c:4215) [ 66.486651][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486653][ T390] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 66.486656][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.486658][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486661][ T390] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 66.486665][ T390] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 66.486667][ T390] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 66.486670][ T390] ? __kernel_text_address (kernel/extable.c:79) [ 66.486672][ T390] ? write_profile (profile.c:?) [ 66.486674][ T390] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 66.486678][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486681][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486683][ T390] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 66.486687][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.486689][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486692][ T390] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 66.486695][ T390] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 66.486698][ T390] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.486701][ T390] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 66.486704][ T390] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 66.486708][ T390] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 66.486710][ T390] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 66.486713][ T390] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 66.486716][ T390] ? netlink_ack (./include/linux/skbuff.h:2718) [ 66.486718][ T390] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 66.486722][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486725][ T390] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 66.486728][ T390] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 66.486731][ T390] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 66.486734][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486736][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486738][ T390] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.486742][ T390] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 66.486745][ T390] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 66.486748][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486750][ T390] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 66.486754][ T390] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 66.486756][ T390] ? copy_msghdr_from_user (net/socket.c:2650) [ 66.486758][ T390] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 66.486761][ T390] ? move_addr_to_kernel (net/socket.c:258) [ 66.486763][ T390] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 66.486767][ T390] ___sys_sendmsg (net/socket.c:2767) [ 66.486770][ T390] ? copy_msghdr_from_user (net/socket.c:2619) [ 66.486778][ T390] __sys_sendmsg (net/socket.c:2799) [ 66.486781][ T390] ? __sys_sendmsg_sock (net/socket.c:2780) [ 66.486785][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.486788][ T390] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 66.486790][ T390] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 66.486793][ T390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.486795][ T390] RIP: 0033:0x7f4e49e9a54e [ 66.486798][ T390] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 66.486801][ T390] RSP: 002b:00007ffd4ad7eaa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.486806][ T390] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4e49e9a54e [ 66.486808][ T390] RDX: 0000000000000000 RSI: 00007ffd4ad7eb50 RDI: 0000000000000005 [ 66.486810][ T390] RBP: 00007ffd4ad7eab0 R08: 0000000000000000 R09: 0000000000000000 [ 66.486811][ T390] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d901 [ 66.486813][ T390] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4ad7f220 | [ 69.941788][ T258] softirqs last disabled at (0): 0x0 | [ 69.941790][ T258] Preemption disabled at: | [ 69.941791][ T258] 0x0 | [ 69.941800][ T258] Tainted: [W]=WARN [ 69.941801][ T258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.941803][ T258] Workqueue: events_unbound linkwatch_event [ 69.941810][ T258] Call Trace: [ 69.941812][ T258] [ 69.941813][ T258] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 69.941818][ T258] __might_resched.cold (kernel/sched/core.c:9234) [ 69.941822][ T258] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 69.941825][ T258] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 69.941828][ T258] ? record_print_text (kernel/printk/printk.c:1467) [ 69.941832][ T258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.941835][ T258] __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)) [ 69.941838][ T258] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 69.941840][ T258] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 69.941844][ T258] ? 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) [ 69.941845][ T258] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 69.941848][ T258] put_chars (drivers/char/virtio_console.c:1176) [ 69.941850][ T258] ? __send_to_port (drivers/char/virtio_console.c:654) [ 69.941853][ T258] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 69.941855][ T258] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 69.941860][ T258] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 69.941862][ T258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.941863][ T258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.941864][ T258] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 69.941867][ T258] console_emit_next_record (kernel/printk/printk.c:3183) [ 69.941870][ T258] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 69.941871][ T258] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 69.941873][ T258] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 69.941874][ T258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.941875][ T258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.941877][ T258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.941878][ T258] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 69.941880][ T258] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 69.941881][ T258] console_flush_one_record (kernel/printk/printk.c:3268) [ 69.941883][ T258] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 69.941886][ T258] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 69.941887][ T258] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 69.941889][ T258] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 69.941890][ T258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.941892][ T258] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 69.941893][ T258] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 69.941895][ T258] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 69.941897][ T258] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 69.941899][ T258] ? vprintk_emit (kernel/printk/printk.c:2478) [ 69.941901][ T258] vprintk_emit (kernel/printk/printk.c:2479) [ 69.941903][ T258] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 69.941904][ T258] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 69.941905][ T258] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 69.941907][ T258] _printk (kernel/printk/printk.c:2504) [ 69.941910][ T258] ? snapshot_read.cold (user.c:?) [ 69.941912][ T258] ? netif_get_link_ksettings (net/ethtool/ioctl.c:450) [ 69.941915][ T258] ? port_cost (net/bridge/br_if.c:40) [ 69.941919][ T258] ? br_multicast_flood (??:?) [ 69.941921][ T258] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 69.941924][ T258] br_init_port (net/bridge/br_stp_if.c:39) [ 69.941926][ T258] br_stp_enable_port (net/bridge/br_stp_if.c:93) [ 69.941927][ T258] br_port_carrier_check (net/bridge/br_if.c:90) [ 69.941930][ T258] br_device_event (net/bridge/br.c:101) [ 69.941932][ T258] ? fib6_ifdown (net/ipv6/route.c:4976) [ 69.941935][ T258] ? packet_sendmsg_spkt (af_packet.c:?) [ 69.941937][ T258] ? addrconf_notify (net/ipv6/addrconf.c:3764) [ 69.941940][ T258] notifier_call_chain (kernel/notifier.c:85) [ 69.941944][ T258] netif_state_change (net/core/dev.c:1625) [ 69.941946][ T258] ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7)) [ 69.941948][ T258] ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166) [ 69.941950][ T258] __linkwatch_run_queue (net/core/link_watch.c:240) [ 69.941953][ T258] ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 69.941955][ T258] ? debug_object_active_state (lib/debugobjects.c:1122) [ 69.941959][ T258] linkwatch_event (net/core/link_watch.c:314 (discriminator 11)) [ 69.941961][ T258] ? __linkwatch_run_queue (net/core/link_watch.c:213) [ 69.941963][ T258] process_one_work (kernel/workqueue.c:3387) [ 69.941966][ T258] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 69.941967][ T258] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 69.941969][ T258] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999) [ 69.941972][ T258] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 69.941974][ T258] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 69.941976][ T258] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 69.941977][ T258] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 69.941979][ T258] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 69.941981][ T258] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 69.941982][ T258] kthread (kernel/kthread.c:436) [ 69.941984][ T258] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 69.941987][ T258] ? kthread_affine_preferred (kernel/kthread.c:857) [ 69.941989][ T258] ret_from_fork (arch/x86/kernel/process.c:158) [ 69.941993][ T258] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 69.941995][ T258] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 69.941998][ T258] ? kthread_affine_preferred (kernel/kthread.c:857) [ 69.942000][ T258] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 114.450661][ T218] softirqs last disabled at (39684): bond_3ad_state_machine_handler (./include/linux/spinlock.h:353 drivers/net/bonding/bond_3ad.c:2564) | [ 114.450663][ T218] Preemption disabled at: | [ 114.450664][ T218] vprintk_emit (kernel/printk/printk.c:2471) | [ 114.450676][ T218] Tainted: [W]=WARN [ 114.450677][ T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.450679][ T218] Workqueue: netns cleanup_net [ 114.450685][ T218] Call Trace: [ 114.450687][ T218] [ 114.450689][ T218] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 114.450694][ T218] ? vprintk_emit (kernel/printk/printk.c:2471) [ 114.450695][ T218] __might_resched.cold (kernel/sched/core.c:9234) [ 114.450699][ T218] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 114.450703][ T218] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 114.450706][ T218] ? record_print_text (kernel/printk/printk.c:1467) [ 114.450709][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.450712][ T218] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 114.450716][ T218] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.450717][ T218] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 114.450724][ T218] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 114.450726][ T218] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 114.450728][ T218] put_chars (drivers/char/virtio_console.c:1176) [ 114.450731][ T218] ? __send_to_port (drivers/char/virtio_console.c:654) [ 114.450733][ T218] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 114.450736][ T218] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 114.450740][ T218] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 114.450742][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.450744][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.450745][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.450748][ T218] console_emit_next_record (kernel/printk/printk.c:3183) [ 114.450750][ T218] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 114.450751][ T218] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 114.450753][ T218] ? __asan_memmove (mm/kasan/shadow.c:95 (discriminator 1)) [ 114.450755][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.450756][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.450757][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.450759][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.450761][ T218] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 114.450762][ T218] console_flush_one_record (kernel/printk/printk.c:3268) [ 114.450764][ T218] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 114.450766][ T218] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 114.450768][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.450770][ T218] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 114.450771][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.450772][ T218] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 114.450774][ T218] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 114.450776][ T218] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 114.450778][ T218] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 114.450780][ T218] ? vprintk_emit (kernel/printk/printk.c:2478) [ 114.450781][ T218] vprintk_emit (kernel/printk/printk.c:2479) [ 114.450783][ T218] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 114.450785][ T218] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 114.450786][ T218] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.450788][ T218] _printk (kernel/printk/printk.c:2504) [ 114.450791][ T218] ? snapshot_read.cold (user.c:?) [ 114.450792][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.450794][ T218] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.450797][ T218] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 114.450798][ T218] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 114.450800][ T218] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 114.450803][ T218] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 114.450804][ T218] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 114.450806][ T218] ? netdev_notice (net/core/dev.c:13194) [ 114.450809][ T218] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 114.450811][ T218] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 114.450813][ T218] __bond_release_one.cold (drivers/net/bonding/bond_main.c:2484 (discriminator 4)) [ 114.450817][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.450819][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.450821][ T218] ? bond_enslave (drivers/net/bonding/bond_main.c:2331) [ 114.450822][ T218] ? ipvlan_port_create (./include/linux/netdevice.h:4516 (discriminator 29) ./include/linux/netdevice.h:4556 (discriminator 29) ./include/linux/netdevice.h:4552 (discriminator 29) drivers/net/ipvlan/ipvlan_main.c:101 (discriminator 29)) [ 114.450824][ T218] ? ipvlan_port_get (./include/linux/rcupdate.h:882 drivers/net/ipvlan/ipvlan_main.c:146) [ 114.450826][ T218] ? ipvlan_port_create (./include/linux/list.h:54 (discriminator 2) drivers/net/ipvlan/ipvlan_main.c:93 (discriminator 2)) [ 114.450827][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.450829][ T218] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 114.450831][ T218] ? packet_sendmsg_spkt (af_packet.c:?) [ 114.450835][ T218] bond_uninit (drivers/net/bonding/bond_main.c:6071) [ 114.450836][ T218] ? ip6_route_dev_notify (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/ipv6/route.c:6521 (discriminator 1)) [ 114.450839][ T218] ? bond_siocdevprivate (drivers/net/bonding/bond_main.c:4682) [ 114.450841][ T218] unregister_netdevice_many_notify (net/core/dev.c:12537) [ 114.450844][ T218] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 114.450846][ T218] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 114.450848][ T218] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 114.450850][ T218] ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:154 (discriminator 1) net/ipv4/nexthop.c:4172 (discriminator 1)) [ 114.450854][ T218] ops_undo_list (net/core/net_namespace.c:188 net/core/net_namespace.c:249) [ 114.450856][ T218] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 114.450858][ T218] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 114.450861][ T218] cleanup_net (net/core/net_namespace.c:706) [ 114.450863][ T218] ? net_passive_dec (./include/linux/llist.h:241) [ 114.450864][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 114.450866][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 114.450868][ T218] process_one_work (kernel/workqueue.c:3387) [ 114.450872][ T218] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 114.450874][ T218] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 114.450876][ T218] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 114.450877][ T218] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 114.450879][ T218] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 114.450881][ T218] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 114.450883][ T218] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 114.450884][ T218] kthread (kernel/kthread.c:436) [ 114.450886][ T218] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 114.450887][ T218] ? kthread_affine_preferred (kernel/kthread.c:857) [ 114.450889][ T218] ret_from_fork (arch/x86/kernel/process.c:158) [ 114.450893][ T218] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 114.450895][ T218] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 114.450898][ T218] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: br_port_carrier_check:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_trylock_spinning inet6_fill_ifla6_attrs:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars bond_3ad_state_machine_handler:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars