[ 8.780194][ T131] sed (131) used greatest stack depth: 23952 bytes left [ 8.780212][ T131] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 8.780214][ T131] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 131, name: sed [ 8.780215][ T131] preempt_count: 2, expected: 0 [ 8.780216][ T131] RCU nest depth: 0, expected: 0 [ 8.780217][ T131] locks held by sed/131: 5, last CPU#3: [ 8.780219][ T131] #0: ffffffff8e0027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 8.780232][ T131] #1: ffffffff8e169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 8.780238][ T131] #2: ffffffff8e169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 8.780242][ T131] #3: ffffffff8e089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 8.780246][ T131] #4: ffffffff8e089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 8.780250][ T131] irq event stamp: 19100 [ 8.780250][ T131] hardirqs last enabled at (19099): [] __down_trylock_console_sem+0x86/0xa0 [ 8.780253][ T131] hardirqs last disabled at (19100): [] console_emit_next_record+0x3d4/0x4c0 [ 8.780255][ T131] softirqs last enabled at (17054): [] handle_softirqs+0x67c/0x900 [ 8.780257][ T131] softirqs last disabled at (16561): [] __irq_exit_rcu+0x145/0x1c0 [ 8.780259][ T131] Preemption disabled at: [ 8.780260][ T131] [<0000000000000000>] 0x0 [ 8.780267][ T131] CPU: 3 UID: 0 PID: 131 Comm: sed Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 8.780271][ T131] Tainted: [W]=WARN [ 8.780272][ T131] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.780273][ T131] Call Trace: [ 8.780275][ T131] [ 8.780277][ T131] dump_stack_lvl+0x6f/0xa0 [ 8.780282][ T131] __might_resched.cold+0x1fe/0x2c1 [ 8.780287][ T131] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 8.780291][ T131] ? __kmalloc_noprof+0xdb/0x760 [ 8.780296][ T131] __kmalloc_noprof+0x443/0x760 [ 8.780298][ T131] ? alloc_buf.isra.0+0x4b/0x260 [ 8.780304][ T131] ? do_raw_spin_unlock+0x59/0x250 [ 8.780307][ T131] alloc_buf.isra.0+0x4b/0x260 [ 8.780309][ T131] put_chars+0x1e1/0x2f0 [ 8.780312][ T131] ? __send_to_port+0x420/0x420 [ 8.780314][ T131] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 8.780318][ T131] ? validate_chain+0x38b/0xc20 [ 8.780323][ T131] hvc_console_print+0x292/0x780 [ 8.780329][ T131] ? hvc_write+0x3a0/0x3a0 [ 8.780331][ T131] ? rcu_is_watching+0x16/0xd0 [ 8.780334][ T131] ? lock_acquire+0x13c/0x160 [ 8.780338][ T131] console_emit_next_record+0x22f/0x4c0 [ 8.780342][ T131] ? devkmsg_read+0x4b0/0x4b0 [ 8.780343][ T131] ? console_flush_one_record+0x106/0x710 [ 8.780346][ T131] ? rcu_is_watching+0x16/0xd0 [ 8.780349][ T131] ? lock_acquire+0x13c/0x160 [ 8.780353][ T131] console_flush_one_record+0x46f/0x710 [ 8.780357][ T131] ? console_emit_next_record+0x4c0/0x4c0 [ 8.780359][ T131] ? __lock_acquire+0x518/0xc20 [ 8.780364][ T131] console_unlock+0xee/0x1f0 [ 8.780366][ T131] ? console_flush_one_record+0x710/0x710 [ 8.780368][ T131] ? rcu_is_watching+0x16/0xd0 [ 8.780371][ T131] ? lock_acquire+0x60/0x160 [ 8.780374][ T131] ? __down_trylock_console_sem+0x5e/0xa0 [ 8.780376][ T131] ? vprintk_emit+0x320/0x3e0 [ 8.780379][ T131] vprintk_emit+0x37c/0x3e0 [ 8.780383][ T131] ? wake_up_klogd_work_func+0x90/0x90 [ 8.780386][ T131] ? __lock_acquire+0x518/0xc20 [ 8.780390][ T131] _printk+0xc7/0x100 [ 8.780394][ T131] ? snapshot_read.cold+0x21/0x21 [ 8.780396][ T131] ? do_raw_spin_lock+0x131/0x280 [ 8.780399][ T131] ? __rwlock_init+0x150/0x150 [ 8.780403][ T131] ? do_raw_spin_lock+0x131/0x280 [ 8.780405][ T131] do_exit.cold+0x82/0x9c [ 8.780409][ T131] ? exit_notify+0x890/0x890 [ 8.780411][ T131] ? __lock_release.isra.0+0x69/0x1a0 [ 8.780413][ T131] ? rcu_is_watching+0x16/0xd0 [ 8.780417][ T131] do_group_exit+0xb8/0x370 [ 8.780420][ T131] __x64_sys_exit_group+0x3c/0x50 [ 8.780422][ T131] x64_sys_call+0x1567/0x1570 [ 8.780424][ T131] do_syscall_64+0xff/0x530 [ 8.780427][ T131] ? exc_page_fault+0xee/0x100 [ 8.780430][ T131] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8.780433][ T131] RIP: 0033:0x7f0c2d6541b8 [ 8.780435][ T131] Code: Unable to access opcode bytes at 0x7f0c2d65418e. [ 8.780436][ T131] RSP: 002b:00007ffe793961e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 8.780438][ T131] RAX: ffffffffffffffda RBX: 00007f0c2d784f88 RCX: 00007f0c2d6541b8 [ 8.780440][ T131] RDX: 00007f0c2d4b1b48 RSI: fffffffffffffec8 RDI: 0000000000000000 [ 8.780441][ T131] RBP: 00007ffe79396240 R08: 00000000ffffffff R09: 0000000000001010 [ 8.780441][ T131] R10: 00007ffe79396060 R11: 0000000000000246 R12: 0000000000000002 [ 8.780442][ T131] R13: 0000000000000000 R14: 00007f0c2d783680 R15: 00007f0c2d784fa0 [ 8.780449][ T131] [ 11.508849][ T307] br: port 1(veth1) entered blocking state [ 11.508912][ T307] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.508915][ T307] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 307, name: ip [ 11.508916][ T307] preempt_count: 1, expected: 0 [ 11.508917][ T307] RCU nest depth: 0, expected: 0 [ 11.508918][ T307] locks held by ip/307: 5, last CPU#0: [ 11.508920][ T307] #0: ffffffff8e8d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.508932][ T307] #1: ffffffff8e169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.508938][ T307] #2: ffffffff8e169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.508942][ T307] #3: ffffffff8e089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.508946][ T307] #4: ffffffff8e089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.508950][ T307] irq event stamp: 16826 [ 11.508951][ T307] hardirqs last enabled at (16825): [] __down_trylock_console_sem+0x86/0xa0 [ 11.508953][ T307] hardirqs last disabled at (16826): [] console_emit_next_record+0x3d4/0x4c0 [ 11.508955][ T307] softirqs last enabled at (16756): [] addrconf_permanent_addr+0x2b1/0x9c0 [ 11.508959][ T307] softirqs last disabled at (16754): [] addrconf_permanent_addr+0x108/0x9c0 [ 11.508961][ T307] Preemption disabled at: [ 11.508962][ T307] [] vprintk_emit+0x31b/0x3e0 [ 11.508969][ T307] CPU: 0 UID: 0 PID: 307 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.508972][ T307] Tainted: [W]=WARN [ 11.508973][ T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.508975][ T307] Call Trace: [ 11.508976][ T307] [ 11.508978][ T307] dump_stack_lvl+0x6f/0xa0 [ 11.508983][ T307] ? vprintk_emit+0x31b/0x3e0 [ 11.508985][ T307] __might_resched.cold+0x1fe/0x2c1 [ 11.508992][ T307] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.508996][ T307] ? __kmalloc_noprof+0xdb/0x760 [ 11.509001][ T307] __kmalloc_noprof+0x443/0x760 [ 11.509004][ T307] ? alloc_buf.isra.0+0x4b/0x260 [ 11.509009][ T307] ? do_raw_spin_unlock+0x59/0x250 [ 11.509012][ T307] alloc_buf.isra.0+0x4b/0x260 [ 11.509015][ T307] put_chars+0x1e1/0x2f0 [ 11.509018][ T307] ? __send_to_port+0x420/0x420 [ 11.509022][ T307] ? validate_chain+0x34a/0xc20 [ 11.509025][ T307] hvc_console_print+0x292/0x780 [ 11.509028][ T307] ? mark_usage+0x61/0x170 [ 11.509030][ T307] ? __lock_acquire+0x518/0xc20 [ 11.509032][ T307] ? __lock_acquire+0x518/0xc20 [ 11.509036][ T307] ? hvc_write+0x3a0/0x3a0 [ 11.509038][ T307] ? console_emit_next_record+0x1df/0x4c0 [ 11.509041][ T307] ? rcu_is_watching+0x16/0xd0 [ 11.509045][ T307] ? lock_acquire+0x13c/0x160 [ 11.509049][ T307] console_emit_next_record+0x22f/0x4c0 [ 11.509053][ T307] ? devkmsg_read+0x4b0/0x4b0 [ 11.509054][ T307] ? console_flush_one_record+0x106/0x710 [ 11.509058][ T307] ? rcu_is_watching+0x16/0xd0 [ 11.509060][ T307] ? lock_acquire+0x13c/0x160 [ 11.509064][ T307] console_flush_one_record+0x46f/0x710 [ 11.509068][ T307] ? console_emit_next_record+0x4c0/0x4c0 [ 11.509070][ T307] ? __lock_acquire+0x518/0xc20 [ 11.509075][ T307] console_unlock+0xee/0x1f0 [ 11.509078][ T307] ? console_flush_one_record+0x710/0x710 [ 11.509080][ T307] ? rcu_is_watching+0x16/0xd0 [ 11.509082][ T307] ? lock_acquire+0x60/0x160 [ 11.509086][ T307] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.509087][ T307] ? vprintk_emit+0x320/0x3e0 [ 11.509091][ T307] vprintk_emit+0x37c/0x3e0 [ 11.509095][ T307] ? wake_up_klogd_work_func+0x90/0x90 [ 11.509097][ T307] ? __lock_release.isra.0+0x69/0x1a0 [ 11.509099][ T307] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.509103][ T307] ? mark_held_locks+0x40/0x70 [ 11.509106][ T307] _printk+0xc7/0x100 [ 11.509110][ T307] ? snapshot_read.cold+0x21/0x21 [ 11.509114][ T307] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.509128][ T307] ? do_setlink.isra.0+0xa31/0x2750 [ 11.509131][ T307] ? rtnl_newlink+0x9f1/0x11c0 [ 11.509133][ T307] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.509141][ T307] br_set_state+0x22f/0x430 [bridge] [ 11.509152][ T307] br_init_port+0xc4/0x200 [bridge] [ 11.509161][ T307] new_nbp+0x39c/0x580 [bridge] [ 11.509170][ T307] br_add_if+0x212/0x1320 [bridge] [ 11.509178][ T307] ? netif_set_allmulti+0x250/0x250 [ 11.509181][ T307] ? kernel_text_address+0x149/0x170 [ 11.509184][ T307] ? __kernel_text_address+0x12/0x30 [ 11.509188][ T307] do_set_master+0x357/0x580 [ 11.509190][ T307] ? netif_change_flags+0xfe/0x190 [ 11.509194][ T307] do_setlink.isra.0+0xa31/0x2750 [ 11.509197][ T307] ? stack_trace_save+0x93/0xc0 [ 11.509200][ T307] ? rtnl_link_get_size+0x350/0x350 [ 11.509202][ T307] ? rcu_read_lock_any_held+0x66/0x90 [ 11.509205][ T307] ? stack_depot_save_flags+0x38e/0x790 [ 11.509208][ T307] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.509211][ T307] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.509213][ T307] ? validate_chain+0x38b/0xc20 [ 11.509215][ T307] ? kasan_save_stack+0x3d/0x50 [ 11.509218][ T307] ? kasan_save_stack+0x2f/0x50 [ 11.509220][ T307] ? kasan_save_track+0x14/0x30 [ 11.509223][ T307] ? __lock_acquire+0x518/0xc20 [ 11.509225][ T307] ? netlink_seq_next+0xe/0x60 [ 11.509228][ T307] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.509233][ T307] ? lock_acquire.part.0+0xd4/0x280 [ 11.509235][ T307] ? rtnl_newlink+0x9a8/0x11c0 [ 11.509238][ T307] ? rcu_is_watching+0x16/0xd0 [ 11.509240][ T307] ? lock_acquire+0x13c/0x160 [ 11.509242][ T307] ? rcu_is_watching+0x16/0xd0 [ 11.509244][ T307] ? rcu_is_watching+0x16/0xd0 [ 11.509246][ T307] ? trace_contention_end+0xb3/0x180 [ 11.509250][ T307] ? __mutex_lock+0x1db/0x1ea0 [ 11.509252][ T307] ? __mutex_lock+0x9a3/0x1ea0 [ 11.509254][ T307] ? rtnl_newlink+0x9a8/0x11c0 [ 11.509257][ T307] ? ww_mutex_lock+0x160/0x160 [ 11.509259][ T307] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.509264][ T307] ? __rtnl_newlink+0x3fa/0xa50 [ 11.509269][ T307] rtnl_newlink+0x9f1/0x11c0 [ 11.509274][ T307] ? rtnl_bridge_getlink+0x850/0x850 [ 11.509276][ T307] ? __lock_acquire+0x518/0xc20 [ 11.509281][ T307] ? lock_acquire.part.0+0xd4/0x280 [ 11.509283][ T307] ? find_held_lock+0x2b/0x80 [ 11.509285][ T307] ? rtnl_bridge_getlink+0x850/0x850 [ 11.509287][ T307] ? __lock_release.isra.0+0x69/0x1a0 [ 11.509290][ T307] ? rtnl_bridge_getlink+0x850/0x850 [ 11.509292][ T307] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.509295][ T307] ? rtnl_link_fill+0x920/0x920 [ 11.509297][ T307] ? __lock_acquire+0x518/0xc20 [ 11.509301][ T307] ? lock_acquire.part.0+0xd4/0x280 [ 11.509303][ T307] ? find_held_lock+0x2b/0x80 [ 11.509306][ T307] netlink_rcv_skb+0x14e/0x3a0 [ 11.509308][ T307] ? rtnl_link_fill+0x920/0x920 [ 11.509311][ T307] ? netlink_ack+0xcf0/0xcf0 [ 11.509317][ T307] ? netlink_deliver_tap+0xc5/0x330 [ 11.509319][ T307] ? netlink_deliver_tap+0x13c/0x330 [ 11.509323][ T307] netlink_unicast+0x486/0x750 [ 11.509327][ T307] ? netlink_attachskb+0x810/0x810 [ 11.509329][ T307] ? __lock_acquire+0x518/0xc20 [ 11.509333][ T307] netlink_sendmsg+0x735/0xc60 [ 11.509337][ T307] ? netlink_unicast+0x750/0x750 [ 11.509341][ T307] ? __might_fault+0x97/0x140 [ 11.509347][ T307] ____sys_sendmsg+0x415/0x880 [ 11.509349][ T307] ? copy_msghdr_from_user+0x279/0x420 [ 11.509351][ T307] ? get_timestamp.constprop.0+0x390/0x390 [ 11.509353][ T307] ? move_addr_to_kernel+0x40/0x40 [ 11.509360][ T307] ___sys_sendmsg+0x14e/0x1d0 [ 11.509363][ T307] ? copy_msghdr_from_user+0x420/0x420 [ 11.509378][ T307] __sys_sendmsg+0x12c/0x1d0 [ 11.509381][ T307] ? __sys_sendmsg_sock+0x20/0x20 [ 11.509387][ T307] ? rcu_is_watching+0x16/0xd0 [ 11.509391][ T307] do_syscall_64+0xff/0x530 [ 11.509393][ T307] ? exc_page_fault+0xee/0x100 [ 11.509396][ T307] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.509399][ T307] RIP: 0033:0x7f6061e2654e [ 11.509402][ T307] 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 [ 11.509404][ T307] RSP: 002b:00007ffd5666b1c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.509407][ T307] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f6061e2654e [ 11.509408][ T307] RDX: 0000000000000000 RSI: 00007ffd5666b270 RDI: 0000000000000005 [ 11.509409][ T307] RBP: 00007ffd5666b1d0 R08: 0000000000000000 R09: 0000000000000000 [ 11.509410][ T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b1ca [ 11.509411][ T307] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd5666b930 [ 11.509418][ T307] [ 11.550473][ T307] br: port 1(veth1) entered disabled state [ 11.550906][ T307] veth1: entered allmulticast mode [ 11.552881][ T307] veth1: entered promiscuous mode [ 11.560034][ T48] br: port 1(veth1) entered blocking state [ 11.560474][ T48] br: port 1(veth1) entered forwarding state [ 11.570931][ T307] ip (307) used greatest stack depth: 23336 bytes left [ 11.602833][ T312] br: port 2(veth3) entered blocking state [ 11.603157][ T312] br: port 2(veth3) entered disabled state [ 11.603439][ T312] veth3: entered allmulticast mode [ 11.604869][ T312] veth3: entered promiscuous mode [ 11.606259][ T48] br: port 2(veth3) entered blocking state [ 11.606540][ T48] br: port 2(veth3) entered forwarding state [ 11.649287][ T317] br: port 3(veth4) entered blocking state [ 11.649581][ T317] br: port 3(veth4) entered disabled state [ 11.649865][ T317] veth4: entered allmulticast mode [ 11.651573][ T317] veth4: entered promiscuous mode [ 11.652895][ T48] br: port 3(veth4) entered blocking state [ 11.653282][ T48] br: port 3(veth4) entered forwarding state [ 27.001047][ C0] [ 27.001065][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.001067][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 27.001069][ C0] preempt_count: 104, expected: 0 [ 27.001070][ C0] RCU nest depth: 0, expected: 0 [ 27.001072][ C0] INFO: lockdep is turned off. [ 27.001072][ C0] irq event stamp: 1472928 [ 27.001073][ C0] hardirqs last enabled at (1472928): [] _raw_spin_unlock_irq+0x28/0x50 [ 27.001082][ C0] hardirqs last disabled at (1472927): [] _raw_spin_lock_irq+0x4a/0x50 [ 27.001084][ C0] softirqs last enabled at (1472906): [] handle_softirqs+0x67c/0x900 [ 27.001088][ C0] softirqs last disabled at (1472925): [] __irq_exit_rcu+0x145/0x1c0 [ 27.001090][ C0] Preemption disabled at: [ 27.001090][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 27.001097][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.001102][ C0] Tainted: [W]=WARN [ 27.001102][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.001104][ C0] Call Trace: [ 27.001106][ C0] [ 27.001108][ C0] dump_stack_lvl+0x6f/0xa0 [ 27.001113][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 27.001114][ C0] __might_resched.cold+0x1fe/0x2c1 [ 27.001118][ C0] ? lock_acquire.part.0+0xd4/0x280 [ 27.001121][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.001124][ C0] ? __asan_memcpy+0x3c/0x60 [ 27.001128][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.001133][ C0] __kmalloc_noprof+0x443/0x760 [ 27.001138][ C0] ? __rwlock_init+0x150/0x150 [ 27.001140][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 27.001144][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 27.001145][ C0] alloc_buf.isra.0+0x4b/0x260 [ 27.001148][ C0] put_chars+0x1e1/0x2f0 [ 27.001150][ C0] ? __send_to_port+0x420/0x420 [ 27.001151][ C0] ? console_prepend_replay+0x20/0x20 [ 27.001155][ C0] hvc_console_print+0x292/0x780 [ 27.001158][ C0] ? hvc_write+0x3a0/0x3a0 [ 27.001159][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.001161][ C0] ? lock_acquire+0x13c/0x160 [ 27.001163][ C0] console_emit_next_record+0x22f/0x4c0 [ 27.001166][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 27.001168][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.001169][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.001171][ C0] ? lock_acquire+0x13c/0x160 [ 27.001173][ C0] ? console_flush_one_record+0x111/0x710 [ 27.001175][ C0] console_flush_one_record+0x46f/0x710 [ 27.001177][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 27.001179][ C0] console_unlock+0xee/0x1f0 [ 27.001181][ C0] ? lock_acquire+0x13c/0x160 [ 27.001182][ C0] ? console_flush_one_record+0x710/0x710 [ 27.001184][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.001186][ C0] ? lock_release+0x184/0x1f0 [ 27.001187][ C0] ? lock_acquire+0x60/0x160 [ 27.001189][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.001190][ C0] ? vprintk_emit+0x320/0x3e0 [ 27.001192][ C0] vprintk_emit+0x37c/0x3e0 [ 27.001195][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 27.001196][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.001198][ C0] ? lock_release+0x184/0x1f0 [ 27.001200][ C0] ? x86_64_start_kernel+0xe0/0x130 [ 27.001204][ C0] _printk+0xc7/0x100 [ 27.001207][ C0] ? snapshot_read.cold+0x21/0x21 [ 27.001209][ C0] ? arch_stack_walk+0xd7/0x130 [ 27.001213][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.001215][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 27.001217][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 27.001220][ C0] mark_lock_irq+0x989/0x9c0 [ 27.001223][ C0] mark_lock+0x1d7/0xa00 [ 27.001224][ C0] mark_usage+0x42/0x170 [ 27.001226][ C0] __lock_acquire+0x388/0xc20 [ 27.001228][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.001230][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.001243][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.001245][ C0] ? lock_acquire+0x13c/0x160 [ 27.001247][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.001253][ C0] _raw_spin_lock+0x33/0x40 [ 27.001255][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.001261][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.001267][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.001273][ C0] call_timer_fn+0x160/0x4d0 [ 27.001276][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 27.001278][ C0] ? debug_object_active_state+0x430/0x430 [ 27.001282][ C0] ? find_held_lock+0x2b/0x80 [ 27.001283][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.001285][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.001287][ C0] __run_timers+0x68f/0xaa0 [ 27.001289][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.001296][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.001298][ C0] ? __lock_acquire+0x518/0xc20 [ 27.001301][ C0] ? __rwlock_init+0x150/0x150 [ 27.001303][ C0] run_timer_softirq+0xf0/0x160 [ 27.001305][ C0] ? __run_timers+0xaa0/0xaa0 [ 27.001307][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.001309][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.001311][ C0] handle_softirqs+0x1d3/0x900 [ 27.001313][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.001314][ C0] ? _local_bh_enable+0xc0/0xc0 [ 27.001316][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.001317][ C0] irq_exit_rcu+0xe/0x30 [ 27.001319][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.001322][ C0] [ 27.001322][ C0] [ 27.001323][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 27.001325][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.001327][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.001330][ C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.001331][ C0] RSP: 0018:ffffffff8de07cf8 EFLAGS: 00000296 [ 27.001334][ C0] RAX: 000000000016799b RBX: ffffffff8de1c600 RCX: ffffffff8aef0307 [ 27.001336][ C0] RDX: ffffffff8de1c600 RSI: ffffffff8dc38af6 RDI: ffffffff8d68d8e0 [ 27.001337][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.001338][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1bc0fa2 [ 27.001338][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 27.001340][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.001343][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 27.001345][ C0] default_idle+0x9/0x10 [ 27.001346][ C0] default_idle_call+0x6e/0xb0 [ 27.001348][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.001350][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 27.001351][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 27.001354][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.001355][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.001357][ C0] do_idle+0xd8/0x190 [ 27.001358][ C0] cpu_startup_entry+0x53/0x70 [ 27.001360][ C0] rest_init+0x279/0x280 [ 27.001362][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 27.001365][ C0] ? rest_init+0x280/0x280 [ 27.001367][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 27.001370][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 27.001373][ C0] ? acpi_enable+0x1e4/0x330 [ 27.001375][ C0] start_kernel+0x3af/0x3b0 [ 27.001377][ C0] x86_64_start_reservations+0x24/0x30 [ 27.001379][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.001381][ C0] common_startup_64+0x13e/0x148 [ 27.001385][ C0] [ 27.022618][ C0] ======================================================== [ 27.022889][ C0] WARNING: possible irq lock inversion dependency detected [ 27.023157][ C0] 7.2.0-virtme #1 Tainted: G W [ 27.023390][ C0] -------------------------------------------------------- [ 27.023603][ C0] swapper/0/0 just changed the state of lock: [ 27.023837][ C0] ff1100000be92e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.024183][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.024446][ C0] (fs_reclaim){+.+.}-{0:0} [ 27.024448][ C0] [ 27.024448][ C0] [ 27.024448][ C0] and interrupts could create inverse lock ordering between them. [ 27.024448][ C0] [ 27.025024][ C0] [ 27.025024][ C0] other info that might help us debug this: [ 27.025241][ C0] Chain exists of: [ 27.025241][ C0] &br->lock --> console_owner --> fs_reclaim [ 27.025241][ C0] [ 27.025668][ C0] Possible interrupt unsafe locking scenario: [ 27.025668][ C0] [ 27.025891][ C0] CPU0 CPU1 [ 27.026087][ C0] ---- ---- [ 27.026289][ C0] lock(fs_reclaim); [ 27.026451][ C0] local_irq_disable(); [ 27.026629][ C0] lock(&br->lock); [ 27.026866][ C0] lock(console_owner); [ 27.027099][ C0] [ 27.027215][ C0] lock(&br->lock); [ 27.027326][ C0] [ 27.027326][ C0] *** DEADLOCK *** [ 27.027326][ C0] [ 27.027591][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 27.027831][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.028180][ C0] [ 27.028180][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 27.028485][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 27.028686][ C0] HARDIRQ-ON-W at: [ 27.028805][ C0] __lock_acquire+0x388/0xc20 [ 27.029045][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.029279][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.029461][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.029732][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.030002][ C0] workqueue_init+0x2a/0x680 [ 27.030184][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.030450][ C0] kernel_init+0x21/0x150 [ 27.030685][ C0] ret_from_fork+0x474/0x6b0 [ 27.030869][ C0] ret_from_fork_asm+0x11/0x20 [ 27.031102][ C0] SOFTIRQ-ON-W at: [ 27.031215][ C0] __lock_acquire+0x388/0xc20 [ 27.031445][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.031679][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.031864][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.032185][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.032449][ C0] workqueue_init+0x2a/0x680 [ 27.032631][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.032904][ C0] kernel_init+0x21/0x150 [ 27.033085][ C0] ret_from_fork+0x474/0x6b0 [ 27.033272][ C0] ret_from_fork_asm+0x11/0x20 [ 27.033501][ C0] INITIAL USE at: [ 27.033609][ C0] __lock_acquire+0x388/0xc20 [ 27.033847][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.034082][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.034265][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.034480][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.034754][ C0] workqueue_init+0x2a/0x680 [ 27.034934][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.035172][ C0] kernel_init+0x21/0x150 [ 27.035407][ C0] ret_from_fork+0x474/0x6b0 [ 27.035588][ C0] ret_from_fork_asm+0x11/0x20 [ 27.035827][ C0] } [ 27.035902][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.036124][ C0] ... acquired at: [ 27.036240][ C0] __lock_acquire+0x518/0xc20 [ 27.036387][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.036532][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.036678][ C0] __kmalloc_noprof+0xd3/0x760 [ 27.036829][ C0] alloc_buf.isra.0+0x4b/0x260 [ 27.037025][ C0] put_chars+0x1e1/0x2f0 [ 27.037176][ C0] hvc_console_print+0x292/0x780 [ 27.037376][ C0] console_emit_next_record+0x22f/0x4c0 [ 27.037522][ C0] console_flush_one_record+0x46f/0x710 [ 27.037722][ C0] console_unlock+0xee/0x1f0 [ 27.037922][ C0] vprintk_emit+0x37c/0x3e0 [ 27.040725][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 27.040878][ C0] dev_printk_emit+0xb9/0xee [ 27.041077][ C0] _dev_info+0xe2/0x116 [ 27.041194][ C0] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 27.041431][ C0] cmos_do_probe+0x73b/0x98a [ 27.041575][ C0] platform_probe+0xfe/0x1f0 [ 27.041779][ C0] call_driver_probe+0x61/0x1c0 [ 27.041924][ C0] really_probe+0x199/0x760 [ 27.042122][ C0] __driver_probe_device+0x24f/0x440 [ 27.042274][ C0] driver_probe_device+0x4a/0xf0 [ 27.042471][ C0] __driver_attach+0x1b8/0x540 [ 27.042621][ C0] bus_for_each_dev+0x130/0x1e0 [ 27.042827][ C0] bus_add_driver+0x2c8/0x530 [ 27.042973][ C0] driver_register+0x1a3/0x390 [ 27.043179][ C0] __platform_driver_probe+0x13f/0x270 [ 27.043327][ C0] cmos_init+0x31/0x40 [ 27.043495][ C0] do_one_initcall+0x124/0x4f0 [ 27.043643][ C0] kernel_init_freeable+0x596/0x630 [ 27.043851][ C0] kernel_init+0x21/0x150 [ 27.043998][ C0] ret_from_fork+0x474/0x6b0 [ 27.044206][ C0] ret_from_fork_asm+0x11/0x20 [ 27.044352][ C0] [ 27.044427][ C0] -> (console_owner){....}-{0:0} { [ 27.044629][ C0] INITIAL USE at: [ 27.044745][ C0] } [ 27.044821][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.045047][ C0] ... acquired at: [ 27.045216][ C0] __lock_acquire+0x518/0xc20 [ 27.045364][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.045565][ C0] console_lock_spinning_enable+0x5c/0x60 [ 27.045753][ C0] console_emit_next_record+0x1d1/0x4c0 [ 27.045955][ C0] console_flush_one_record+0x46f/0x710 [ 27.046102][ C0] console_unlock+0xee/0x1f0 [ 27.046309][ C0] vprintk_emit+0x37c/0x3e0 [ 27.046456][ C0] _printk+0xc7/0x100 [ 27.046621][ C0] br_set_state+0x22f/0x430 [bridge] [ 27.046781][ C0] br_init_port+0xc4/0x200 [bridge] [ 27.046990][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 27.047235][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 27.047479][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 27.047635][ C0] notifier_call_chain+0xae/0x300 [ 27.047843][ C0] netif_state_change+0x139/0x340 [ 27.047993][ C0] __linkwatch_run_queue+0x34c/0x750 [ 27.048145][ C0] linkwatch_event+0x7f/0xb0 [ 27.048294][ C0] process_one_work+0xe3e/0x1560 [ 27.048496][ C0] worker_thread+0x4f1/0xd60 [ 27.048644][ C0] kthread+0x367/0x460 [ 27.048815][ C0] ret_from_fork+0x474/0x6b0 [ 27.048961][ C0] ret_from_fork_asm+0x11/0x20 [ 27.049170][ C0] [ 27.049244][ C0] -> (&br->lock){+.-.}-{3:3} { [ 27.049447][ C0] HARDIRQ-ON-W at: [ 27.049558][ C0] __lock_acquire+0x388/0xc20 [ 27.049805][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.049994][ C0] _raw_spin_lock_bh+0x38/0x50 [ 27.050240][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 27.050467][ C0] br_dev_open+0x94/0x120 [bridge] [ 27.050659][ C0] __dev_open+0x2f3/0x610 [ 27.050908][ C0] __dev_change_flags+0x4a4/0x660 [ 27.051093][ C0] rtnl_configure_link+0x15f/0x410 [ 27.051342][ C0] rtnl_newlink_create+0x2ec/0x750 [ 27.051578][ C0] __rtnl_newlink+0x22b/0xa50 [ 27.051771][ C0] rtnl_newlink+0x9f1/0x11c0 [ 27.052014][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.052257][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 27.052445][ C0] netlink_unicast+0x486/0x750 [ 27.052686][ C0] netlink_sendmsg+0x735/0xc60 [ 27.052875][ C0] ____sys_sendmsg+0x415/0x880 [ 27.053063][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 27.053309][ C0] __sys_sendmsg+0x12c/0x1d0 [ 27.053493][ C0] do_syscall_64+0xff/0x530 [ 27.053737][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.054017][ C0] IN-SOFTIRQ-W at: [ 27.054129][ C0] __lock_acquire+0x388/0xc20 [ 27.054372][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.054556][ C0] _raw_spin_lock+0x33/0x40 [ 27.054802][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.055084][ C0] call_timer_fn+0x160/0x4d0 [ 27.055278][ C0] __run_timers+0x68f/0xaa0 [ 27.055518][ C0] run_timer_softirq+0xf0/0x160 [ 27.055765][ C0] handle_softirqs+0x1d3/0x900 [ 27.055951][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.056196][ C0] irq_exit_rcu+0xe/0x30 [ 27.056383][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.056658][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.056944][ C0] pv_native_safe_halt+0xf/0x10 [ 27.057190][ C0] default_idle+0x9/0x10 [ 27.057376][ C0] default_idle_call+0x6e/0xb0 [ 27.057617][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.057905][ C0] do_idle+0xd8/0x190 [ 27.058054][ C0] cpu_startup_entry+0x53/0x70 [ 27.058302][ C0] rest_init+0x279/0x280 [ 27.058486][ C0] start_kernel+0x3af/0x3b0 [ 27.058735][ C0] x86_64_start_reservations+0x24/0x30 [ 27.058978][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.059172][ C0] common_startup_64+0x13e/0x148 [ 27.059413][ C0] INITIAL USE at: [ 27.059524][ C0] __lock_acquire+0x388/0xc20 [ 27.059774][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.059961][ C0] _raw_spin_lock_bh+0x38/0x50 [ 27.060210][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 27.060492][ C0] br_dev_open+0x94/0x120 [bridge] [ 27.060682][ C0] __dev_open+0x2f3/0x610 [ 27.060928][ C0] __dev_change_flags+0x4a4/0x660 [ 27.061117][ C0] rtnl_configure_link+0x15f/0x410 [ 27.061312][ C0] rtnl_newlink_create+0x2ec/0x750 [ 27.061551][ C0] __rtnl_newlink+0x22b/0xa50 [ 27.061799][ C0] rtnl_newlink+0x9f1/0x11c0 [ 27.061986][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.062178][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 27.062363][ C0] netlink_unicast+0x486/0x750 [ 27.062607][ C0] netlink_sendmsg+0x735/0xc60 [ 27.062852][ C0] ____sys_sendmsg+0x415/0x880 [ 27.063040][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 27.063290][ C0] __sys_sendmsg+0x12c/0x1d0 [ 27.063477][ C0] do_syscall_64+0xff/0x530 [ 27.063663][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.063950][ C0] } [ 27.064025][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.064306][ C0] ... acquired at: [ 27.064417][ C0] mark_lock+0x1d7/0xa00 [ 27.064623][ C0] mark_usage+0x42/0x170 [ 27.064776][ C0] __lock_acquire+0x388/0xc20 [ 27.064978][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.065127][ C0] _raw_spin_lock+0x33/0x40 [ 27.065334][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.065525][ C0] call_timer_fn+0x160/0x4d0 [ 27.065673][ C0] __run_timers+0x68f/0xaa0 [ 27.065882][ C0] run_timer_softirq+0xf0/0x160 [ 27.066090][ C0] handle_softirqs+0x1d3/0x900 [ 27.066244][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.066445][ C0] irq_exit_rcu+0xe/0x30 [ 27.066594][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.066840][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.067079][ C0] pv_native_safe_halt+0xf/0x10 [ 27.067233][ C0] default_idle+0x9/0x10 [ 27.067436][ C0] default_idle_call+0x6e/0xb0 [ 27.067583][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.067828][ C0] do_idle+0xd8/0x190 [ 27.067942][ C0] cpu_startup_entry+0x53/0x70 [ 27.068093][ C0] rest_init+0x279/0x280 [ 27.068249][ C0] start_kernel+0x3af/0x3b0 [ 27.068453][ C0] x86_64_start_reservations+0x24/0x30 [ 27.068604][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.068817][ C0] common_startup_64+0x13e/0x148 [ 27.068968][ C0] [ 27.069043][ C0] [ 27.069043][ C0] stack backtrace: [ 27.071839][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.071843][ C0] Tainted: [W]=WARN [ 27.071844][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.071844][ C0] Call Trace: [ 27.071845][ C0] [ 27.071846][ C0] dump_stack_lvl+0x6f/0xa0 [ 27.071850][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.071853][ C0] mark_lock_irq+0x989/0x9c0 [ 27.071856][ C0] mark_lock+0x1d7/0xa00 [ 27.071858][ C0] mark_usage+0x42/0x170 [ 27.071860][ C0] __lock_acquire+0x388/0xc20 [ 27.071862][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.071864][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.071871][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.071874][ C0] ? lock_acquire+0x13c/0x160 [ 27.071876][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.071882][ C0] _raw_spin_lock+0x33/0x40 [ 27.071884][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.071891][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.071898][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.071904][ C0] call_timer_fn+0x160/0x4d0 [ 27.071906][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 27.071908][ C0] ? debug_object_active_state+0x430/0x430 [ 27.071911][ C0] ? find_held_lock+0x2b/0x80 [ 27.071913][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.071915][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.071918][ C0] __run_timers+0x68f/0xaa0 [ 27.071919][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.071926][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.071928][ C0] ? __lock_acquire+0x518/0xc20 [ 27.071931][ C0] ? __rwlock_init+0x150/0x150 [ 27.071934][ C0] run_timer_softirq+0xf0/0x160 [ 27.071936][ C0] ? __run_timers+0xaa0/0xaa0 [ 27.071937][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.071940][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.071941][ C0] handle_softirqs+0x1d3/0x900 [ 27.071944][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.071945][ C0] ? _local_bh_enable+0xc0/0xc0 [ 27.071947][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.071949][ C0] irq_exit_rcu+0xe/0x30 [ 27.071950][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.071952][ C0] [ 27.071953][ C0] [ 27.071954][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 27.071956][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.071957][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.071959][ C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.071961][ C0] RSP: 0018:ffffffff8de07cf8 EFLAGS: 00000296 [ 27.071962][ C0] RAX: 000000000016799b RBX: ffffffff8de1c600 RCX: ffffffff8aef0307 [ 27.071964][ C0] RDX: ffffffff8de1c600 RSI: ffffffff8dc38af6 RDI: ffffffff8d68d8e0 [ 27.071965][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.071965][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1bc0fa2 [ 27.071966][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 27.071968][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.071970][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 27.071972][ C0] default_idle+0x9/0x10 [ 27.071974][ C0] default_idle_call+0x6e/0xb0 [ 27.071975][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.071977][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 27.071979][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 27.071981][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.071982][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.071985][ C0] do_idle+0xd8/0x190 [ 27.071986][ C0] cpu_startup_entry+0x53/0x70 [ 27.071988][ C0] rest_init+0x279/0x280 [ 27.071990][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 27.071993][ C0] ? rest_init+0x280/0x280 [ 27.071995][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 27.071998][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 27.072000][ C0] ? acpi_enable+0x1e4/0x330 [ 27.072003][ C0] start_kernel+0x3af/0x3b0 [ 27.072004][ C0] x86_64_start_reservations+0x24/0x30 [ 27.072007][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.072009][ C0] common_startup_64+0x13e/0x148 [ 27.072012][ C0] [ 87.807309][ T751] Mirror/redirect action on [ 87.807321][ T751] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 87.807324][ T751] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 751, name: modprobe [ 87.807326][ T751] preempt_count: 1, expected: 0 [ 87.807327][ T751] RCU nest depth: 0, expected: 0 [ 87.807328][ T751] INFO: lockdep is turned off. [ 87.807329][ T751] irq event stamp: 0 [ 87.807329][ T751] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 87.807333][ T751] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 87.807339][ T751] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 87.807341][ T751] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 87.807343][ T751] Preemption disabled at: [ 87.807344][ T751] [] vprintk_emit+0x31b/0x3e0 [ 87.807352][ T751] CPU: 3 UID: 0 PID: 751 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 87.807355][ T751] Tainted: [W]=WARN [ 87.807356][ T751] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.807358][ T751] Call Trace: [ 87.807360][ T751] [ 87.807361][ T751] dump_stack_lvl+0x6f/0xa0 [ 87.807366][ T751] ? vprintk_emit+0x31b/0x3e0 [ 87.807368][ T751] __might_resched.cold+0x1fe/0x2c1 [ 87.807371][ T751] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 87.807373][ T751] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 87.807376][ T751] ? rcu_is_watching+0x16/0xd0 [ 87.807380][ T751] __kmalloc_noprof+0x443/0x760 [ 87.807383][ T751] ? __rwlock_init+0x150/0x150 [ 87.807386][ T751] ? alloc_buf.isra.0+0x4b/0x260 [ 87.807390][ T751] ? do_raw_spin_unlock+0x59/0x250 [ 87.807391][ T751] alloc_buf.isra.0+0x4b/0x260 [ 87.807393][ T751] put_chars+0x1e1/0x2f0 [ 87.807395][ T751] ? __send_to_port+0x420/0x420 [ 87.807397][ T751] ? console_prepend_replay+0x20/0x20 [ 87.807400][ T751] hvc_console_print+0x292/0x780 [ 87.807403][ T751] ? hvc_write+0x3a0/0x3a0 [ 87.807404][ T751] ? vsnprintf+0x668/0x1700 [ 87.807407][ T751] ? __rwlock_init+0x150/0x150 [ 87.807409][ T751] ? rcu_is_watching+0x16/0xd0 [ 87.807410][ T751] ? rcu_is_watching+0x16/0xd0 [ 87.807413][ T751] console_emit_next_record+0x22f/0x4c0 [ 87.807415][ T751] ? devkmsg_read+0x4b0/0x4b0 [ 87.807417][ T751] ? rcu_is_watching+0x16/0xd0 [ 87.807419][ T751] ? rcu_is_watching+0x16/0xd0 [ 87.807420][ T751] ? rcu_is_watching+0x16/0xd0 [ 87.807422][ T751] ? lock_acquire+0x13c/0x160 [ 87.807424][ T751] ? console_flush_one_record+0x111/0x710 [ 87.807425][ T751] console_flush_one_record+0x46f/0x710 [ 87.807428][ T751] ? console_emit_next_record+0x4c0/0x4c0 [ 87.807430][ T751] console_unlock+0xee/0x1f0 [ 87.807432][ T751] ? lock_acquire+0x13c/0x160 [ 87.807433][ T751] ? console_flush_one_record+0x710/0x710 [ 87.807435][ T751] ? rcu_is_watching+0x16/0xd0 [ 87.807436][ T751] ? lock_release+0x184/0x1f0 [ 87.807438][ T751] ? lock_acquire+0x60/0x160 [ 87.807439][ T751] ? __rcu_read_lock+0x30/0x70 [ 87.807441][ T751] ? __down_trylock_console_sem+0x5e/0xa0 [ 87.807443][ T751] ? vprintk_emit+0x320/0x3e0 [ 87.807445][ T751] vprintk_emit+0x37c/0x3e0 [ 87.807448][ T751] ? wake_up_klogd_work_func+0x90/0x90 [ 87.807450][ T751] ? netdev_run_todo+0x2a8/0xfd0 [ 87.807453][ T751] ? mirred_device_event+0x3d/0x1d0 [act_mirred] [ 87.807457][ T751] ? mirred_cleanup_module+0x750/0x750 [act_mirred] [ 87.807459][ T751] _printk+0xc7/0x100 [ 87.807462][ T751] ? snapshot_read.cold+0x21/0x21 [ 87.807463][ T751] ? rcu_is_watching+0x16/0xd0 [ 87.807465][ T751] ? mirred_cleanup_module+0x750/0x750 [act_mirred] [ 87.807467][ T751] ? __up_write+0x23d/0x5f0 [ 87.807468][ T751] ? __up_write+0x2e5/0x5f0 [ 87.807470][ T751] ? lock_release+0x184/0x1f0 [ 87.807472][ T751] ? __up_write+0x2c7/0x5f0 [ 87.807473][ T751] mirred_init_module+0x28/0x1000 [act_mirred] [ 87.807475][ T751] do_one_initcall+0x124/0x4f0 [ 87.807478][ T751] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 87.807480][ T751] ? do_init_module+0xae/0x8a0 [ 87.807482][ T751] ? kasan_unpoison+0x44/0x70 [ 87.807485][ T751] do_init_module+0x2ad/0x8a0 [ 87.807488][ T751] ? free_module+0x470/0x470 [ 87.807490][ T751] ? kfree+0x123/0x590 [ 87.807492][ T751] load_module+0x1424/0x1bb0 [ 87.807495][ T751] ? layout_and_allocate.isra.0+0x680/0x680 [ 87.807497][ T751] ? __ia32_sys_fsconfig+0x180/0x180 [ 87.807500][ T751] ? ovl_real_file+0x172/0x1e0 [ 87.807503][ T751] ? backing_file_read_iter+0x541/0x790 [ 87.807506][ T751] init_module_from_file+0x11f/0x1a0 [ 87.807508][ T751] ? __do_sys_init_module+0x220/0x220 [ 87.807510][ T751] ? ovl_mmap+0x270/0x270 [ 87.807513][ T751] ? __rwlock_init+0x150/0x150 [ 87.807514][ T751] ? rcu_is_watching+0x16/0xd0 [ 87.807516][ T751] ? lock_release+0x184/0x1f0 [ 87.807517][ T751] ? do_raw_spin_unlock+0x59/0x250 [ 87.807519][ T751] idempotent_init_module+0x37b/0x7c0 [ 87.807521][ T751] ? init_module_from_file+0x1a0/0x1a0 [ 87.807524][ T751] ? rcu_is_watching+0x16/0xd0 [ 87.807526][ T751] ? cap_capable+0x1d7/0x3d0 [ 87.807530][ T751] __x64_sys_finit_module+0xdf/0x190 [ 87.807532][ T751] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 87.807534][ T751] do_syscall_64+0xff/0x530 [ 87.807536][ T751] ? exc_page_fault+0xee/0x100 [ 87.807539][ T751] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 87.807541][ T751] RIP: 0033:0x7f1adb27337d [ 87.807542][ T751] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 87.807544][ T751] RSP: 002b:00007ffd3a1dc6a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 87.807548][ T751] RAX: ffffffffffffffda RBX: 00005585e7c67810 RCX: 00007f1adb27337d [ 87.807549][ T751] RDX: 0000000000000000 RSI: 00005585d4357ffd RDI: 0000000000000000 [ 87.807550][ T751] RBP: 00007ffd3a1dc740 R08: 0000000000000000 R09: 0000000000000000 [ 87.807551][ T751] R10: 0000000000000000 R11: 0000000000000246 R12: 00005585d4357ffd [ 87.807552][ T751] R13: 00005585e7c67960 R14: 0000000000040000 R15: 0000000000000000 [ 87.807554][ T751] [ 116.481529][ T928] br: port 3(veth4) entered disabled state [ 116.481546][ T928] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 116.481548][ T928] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 928, name: ip [ 116.481550][ T928] preempt_count: 202, expected: 0 [ 116.481551][ T928] RCU nest depth: 0, expected: 0 [ 116.481552][ T928] INFO: lockdep is turned off. [ 116.481553][ T928] irq event stamp: 0 [ 116.481553][ T928] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 116.481559][ T928] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 116.481565][ T928] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 116.481567][ T928] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 116.481568][ T928] Preemption disabled at: [ 116.481569][ T928] [<0000000000000000>] 0x0 [ 116.481574][ T928] CPU: 2 UID: 0 PID: 928 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 116.481578][ T928] Tainted: [W]=WARN [ 116.481579][ T928] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.481581][ T928] Call Trace: [ 116.481582][ T928] [ 116.481583][ T928] dump_stack_lvl+0x6f/0xa0 [ 116.481589][ T928] __might_resched.cold+0x1fe/0x2c1 [ 116.481593][ T928] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 116.481596][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481600][ T928] __kmalloc_noprof+0x443/0x760 [ 116.481604][ T928] ? __rwlock_init+0x150/0x150 [ 116.481607][ T928] ? alloc_buf.isra.0+0x4b/0x260 [ 116.481611][ T928] ? do_raw_spin_unlock+0x59/0x250 [ 116.481612][ T928] alloc_buf.isra.0+0x4b/0x260 [ 116.481614][ T928] put_chars+0x1e1/0x2f0 [ 116.481617][ T928] ? __send_to_port+0x420/0x420 [ 116.481618][ T928] ? printk_get_next_message+0x240/0x650 [ 116.481622][ T928] hvc_console_print+0x292/0x780 [ 116.481626][ T928] ? hvc_write+0x3a0/0x3a0 [ 116.481628][ T928] ? __rwlock_init+0x150/0x150 [ 116.481629][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481631][ T928] ? lock_acquire+0x13c/0x160 [ 116.481633][ T928] console_emit_next_record+0x22f/0x4c0 [ 116.481636][ T928] ? devkmsg_read+0x4b0/0x4b0 [ 116.481638][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481639][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481641][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481643][ T928] ? lock_acquire+0x13c/0x160 [ 116.481645][ T928] ? console_flush_one_record+0x111/0x710 [ 116.481646][ T928] console_flush_one_record+0x46f/0x710 [ 116.481649][ T928] ? console_emit_next_record+0x4c0/0x4c0 [ 116.481651][ T928] console_unlock+0xee/0x1f0 [ 116.481653][ T928] ? lock_acquire+0x13c/0x160 [ 116.481655][ T928] ? console_flush_one_record+0x710/0x710 [ 116.481656][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481658][ T928] ? lock_release+0x184/0x1f0 [ 116.481659][ T928] ? lock_acquire+0x60/0x160 [ 116.481661][ T928] ? __rcu_read_lock+0x30/0x70 [ 116.481663][ T928] ? __down_trylock_console_sem+0x5e/0xa0 [ 116.481665][ T928] ? vprintk_emit+0x320/0x3e0 [ 116.481667][ T928] vprintk_emit+0x37c/0x3e0 [ 116.481669][ T928] ? wake_up_klogd_work_func+0x90/0x90 [ 116.481671][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481673][ T928] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 116.481675][ T928] ? trace_hardirqs_on+0x36/0x40 [ 116.481677][ T928] _printk+0xc7/0x100 [ 116.481681][ T928] ? snapshot_read.cold+0x21/0x21 [ 116.481683][ T928] ? ipv6_mc_down+0x17e/0x2d0 [ 116.481688][ T928] br_set_state+0x22f/0x430 [bridge] [ 116.481701][ T928] br_stp_disable_port+0x11f/0x390 [bridge] [ 116.481709][ T928] br_device_event+0x7b5/0x8f0 [bridge] [ 116.481718][ T928] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 116.481721][ T928] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 116.481723][ T928] ? addrconf_notify+0x2c8/0xf30 [ 116.481727][ T928] notifier_call_chain+0xae/0x300 [ 116.481730][ T928] __dev_notify_flags+0x23c/0x3c0 [ 116.481734][ T928] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 116.481736][ T928] ? netif_change_name+0x8c0/0x8c0 [ 116.481738][ T928] ? netif_set_allmulti+0x250/0x250 [ 116.481740][ T928] ? __kernel_text_address+0x12/0x30 [ 116.481742][ T928] ? write_profile+0xf0/0xf0 [ 116.481744][ T928] ? unwind_get_return_address+0x67/0xd0 [ 116.481747][ T928] netif_change_flags+0xfe/0x190 [ 116.481749][ T928] do_setlink.isra.0+0x1cc3/0x2750 [ 116.481752][ T928] ? stack_trace_save+0x93/0xc0 [ 116.481754][ T928] ? rtnl_link_get_size+0x350/0x350 [ 116.481755][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481757][ T928] ? stack_depot_save_flags+0x1bc/0x790 [ 116.481761][ T928] ? kasan_save_stack+0x3d/0x50 [ 116.481763][ T928] ? kasan_save_stack+0x2f/0x50 [ 116.481765][ T928] ? kasan_save_track+0x14/0x30 [ 116.481766][ T928] ? __kasan_kmalloc+0x7b/0x90 [ 116.481768][ T928] ? __kmalloc_cache_noprof+0x29a/0x620 [ 116.481769][ T928] ? rtnl_newlink+0x124/0x11c0 [ 116.481770][ T928] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 116.481772][ T928] ? netlink_rcv_skb+0x14e/0x3a0 [ 116.481774][ T928] ? netlink_unicast+0x486/0x750 [ 116.481776][ T928] ? netlink_sendmsg+0x735/0xc60 [ 116.481777][ T928] ? ____sys_sendmsg+0x415/0x880 [ 116.481779][ T928] ? ___sys_sendmsg+0x14e/0x1d0 [ 116.481781][ T928] ? __sys_sendmsg+0x12c/0x1d0 [ 116.481783][ T928] ? do_syscall_64+0xff/0x530 [ 116.481785][ T928] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 116.481788][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481790][ T928] ? lock_acquire+0x13c/0x160 [ 116.481791][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481793][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481795][ T928] ? trace_contention_end+0xb3/0x180 [ 116.481798][ T928] ? __mutex_lock+0x1db/0x1ea0 [ 116.481799][ T928] ? __mutex_lock+0x9a3/0x1ea0 [ 116.481801][ T928] ? rtnl_newlink+0x9a8/0x11c0 [ 116.481802][ T928] ? ww_mutex_lock+0x160/0x160 [ 116.481804][ T928] ? nla_get_range_signed+0x3d0/0x3d0 [ 116.481806][ T928] ? __rtnl_newlink+0x3fa/0xa50 [ 116.481808][ T928] rtnl_newlink+0x9f1/0x11c0 [ 116.481810][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481812][ T928] ? rtnl_bridge_getlink+0x850/0x850 [ 116.481813][ T928] ? lock_acquire+0x13c/0x160 [ 116.481815][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481817][ T928] ? is_bpf_text_address+0x3e/0x110 [ 116.481820][ T928] ? is_bpf_text_address+0x72/0x110 [ 116.481822][ T928] ? kernel_text_address+0x149/0x170 [ 116.481823][ T928] ? __kernel_text_address+0x12/0x30 [ 116.481824][ T928] ? write_profile+0xf0/0xf0 [ 116.481826][ T928] ? unwind_get_return_address+0x67/0xd0 [ 116.481827][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481829][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481830][ T928] ? cap_capable+0x1d7/0x3d0 [ 116.481834][ T928] ? lock_acquire+0x13c/0x160 [ 116.481836][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481837][ T928] ? rtnl_bridge_getlink+0x850/0x850 [ 116.481839][ T928] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 116.481840][ T928] ? rtnl_link_fill+0x920/0x920 [ 116.481842][ T928] ? filter_irq_stacks+0xd0/0xd0 [ 116.481843][ T928] ? stack_depot_save_flags+0x1bc/0x790 [ 116.481846][ T928] netlink_rcv_skb+0x14e/0x3a0 [ 116.481847][ T928] ? rtnl_link_fill+0x920/0x920 [ 116.481848][ T928] ? lock_release+0x184/0x1f0 [ 116.481850][ T928] ? netlink_ack+0xcf0/0xcf0 [ 116.481851][ T928] ? __netlink_lookup+0xb9/0x6b0 [ 116.481854][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481856][ T928] ? lock_release+0x184/0x1f0 [ 116.481857][ T928] netlink_unicast+0x486/0x750 [ 116.481859][ T928] ? netlink_attachskb+0x810/0x810 [ 116.481861][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481863][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481864][ T928] ? lock_acquire+0x13c/0x160 [ 116.481866][ T928] netlink_sendmsg+0x735/0xc60 [ 116.481868][ T928] ? netlink_unicast+0x750/0x750 [ 116.481870][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481872][ T928] ? lock_release+0x184/0x1f0 [ 116.481874][ T928] ____sys_sendmsg+0x415/0x880 [ 116.481876][ T928] ? copy_msghdr_from_user+0x279/0x420 [ 116.481877][ T928] ? get_timestamp.constprop.0+0x390/0x390 [ 116.481879][ T928] ? move_addr_to_kernel+0x40/0x40 [ 116.481880][ T928] ? filter_irq_stacks+0xd0/0xd0 [ 116.481883][ T928] ___sys_sendmsg+0x14e/0x1d0 [ 116.481885][ T928] ? copy_msghdr_from_user+0x420/0x420 [ 116.481890][ T928] __sys_sendmsg+0x12c/0x1d0 [ 116.481892][ T928] ? __sys_sendmsg_sock+0x20/0x20 [ 116.481894][ T928] ? rcu_is_watching+0x16/0xd0 [ 116.481896][ T928] do_syscall_64+0xff/0x530 [ 116.481898][ T928] ? exc_page_fault+0xee/0x100 [ 116.481900][ T928] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 116.481901][ T928] RIP: 0033:0x7f87f346154e [ 116.481903][ T928] 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 [ 116.481905][ T928] RSP: 002b:00007ffc3f2d0960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 116.481909][ T928] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f87f346154e [ 116.481910][ T928] RDX: 0000000000000000 RSI: 00007ffc3f2d0a10 RDI: 0000000000000005 [ 116.481911][ T928] RBP: 00007ffc3f2d0970 R08: 0000000000000000 R09: 0000000000000000 [ 116.481912][ T928] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b233 [ 116.481913][ T928] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc3f2d10d0 [ 116.481915][ T928] [ 116.514662][ T928] veth4: left allmulticast mode [ 116.514840][ T928] veth4: left promiscuous mode [ 116.515167][ T928] br: port 3(veth4) entered disabled state [ 116.523835][ T928] ip (928) used greatest stack depth: 23016 bytes left [ 116.541917][ T930] br: port 2(veth3) entered disabled state [ 116.542383][ T930] veth3: left allmulticast mode [ 116.542584][ T930] veth3: left promiscuous mode [ 116.542888][ T930] br: port 2(veth3) entered disabled state [ 116.565237][ T932] br: port 1(veth1) entered disabled state [ 116.565542][ T932] veth1: left allmulticast mode [ 116.565677][ T932] veth1: left promiscuous mode [ 116.565861][ T932] br: port 1(veth1) entered disabled state