[ 10.237726][ T187] ip (187) used greatest stack depth: 24240 bytes left [ 10.237742][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.237745][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 10.237746][ T187] preempt_count: 2, expected: 0 [ 10.237747][ T187] RCU nest depth: 0, expected: 0 [ 10.237748][ T187] locks held by ip/187: 5, last CPU#0: [ 10.237751][ T187] #0: ffffffffa28027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.237765][ T187] #1: ffffffffa2969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.237771][ T187] #2: ffffffffa2969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.237775][ T187] #3: ffffffffa2889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.237779][ T187] #4: ffffffffa2889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.237783][ T187] irq event stamp: 38782 [ 10.237784][ T187] hardirqs last enabled at (38781): [] __down_trylock_console_sem+0x86/0xa0 [ 10.237787][ T187] hardirqs last disabled at (38782): [] console_emit_next_record+0x3d4/0x4c0 [ 10.237789][ T187] softirqs last enabled at (37792): [] handle_softirqs+0x67c/0x900 [ 10.237791][ T187] softirqs last disabled at (37787): [] __irq_exit_rcu+0x145/0x1c0 [ 10.237793][ T187] Preemption disabled at: [ 10.237794][ T187] [<0000000000000000>] 0x0 [ 10.237801][ T187] CPU: 0 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.237805][ T187] Tainted: [W]=WARN [ 10.237806][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.237808][ T187] Call Trace: [ 10.237810][ T187] [ 10.237812][ T187] dump_stack_lvl+0x6f/0xa0 [ 10.237818][ T187] __might_resched.cold+0x1fe/0x2c1 [ 10.237823][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.237828][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 10.237833][ T187] __kmalloc_noprof+0x443/0x760 [ 10.237836][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 10.237841][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 10.237844][ T187] alloc_buf.isra.0+0x4b/0x260 [ 10.237848][ T187] put_chars+0x1e1/0x2f0 [ 10.237851][ T187] ? __send_to_port+0x420/0x420 [ 10.237852][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.237857][ T187] ? validate_chain+0x38b/0xc20 [ 10.237863][ T187] hvc_console_print+0x292/0x780 [ 10.237869][ T187] ? hvc_write+0x3a0/0x3a0 [ 10.237872][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.237874][ T187] ? lock_acquire+0x13c/0x160 [ 10.237878][ T187] console_emit_next_record+0x22f/0x4c0 [ 10.237882][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 10.237884][ T187] ? console_flush_one_record+0x106/0x710 [ 10.237887][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.237890][ T187] ? lock_acquire+0x13c/0x160 [ 10.237894][ T187] console_flush_one_record+0x46f/0x710 [ 10.237898][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 10.237900][ T187] ? __lock_acquire+0x518/0xc20 [ 10.237906][ T187] console_unlock+0xee/0x1f0 [ 10.237909][ T187] ? console_flush_one_record+0x710/0x710 [ 10.237911][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.237913][ T187] ? lock_acquire+0x60/0x160 [ 10.237917][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.237919][ T187] ? vprintk_emit+0x320/0x3e0 [ 10.237922][ T187] vprintk_emit+0x37c/0x3e0 [ 10.237926][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 10.237930][ T187] ? __lock_acquire+0x518/0xc20 [ 10.237934][ T187] _printk+0xc7/0x100 [ 10.237938][ T187] ? snapshot_read.cold+0x21/0x21 [ 10.237941][ T187] ? do_raw_spin_lock+0x131/0x280 [ 10.237943][ T187] ? __rwlock_init+0x150/0x150 [ 10.237947][ T187] ? do_raw_spin_lock+0x131/0x280 [ 10.237950][ T187] do_exit.cold+0x82/0x9c [ 10.237954][ T187] ? exit_notify+0x890/0x890 [ 10.237956][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 10.237959][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.237963][ T187] do_group_exit+0xb8/0x370 [ 10.237967][ T187] __x64_sys_exit_group+0x3c/0x50 [ 10.237968][ T187] x64_sys_call+0x1567/0x1570 [ 10.237971][ T187] do_syscall_64+0xff/0x530 [ 10.237974][ T187] ? exc_page_fault+0xee/0x100 [ 10.237977][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.237980][ T187] RIP: 0033:0x7f4ac48d61b8 [ 10.237982][ T187] Code: Unable to access opcode bytes at 0x7f4ac48d618e. [ 10.237984][ T187] RSP: 002b:00007ffe16c2cef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.237986][ T187] RAX: ffffffffffffffda RBX: 00007f4ac4a06f88 RCX: 00007f4ac48d61b8 [ 10.237988][ T187] RDX: 00007f4ac4620fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.237989][ T187] RBP: 00007ffe16c2cf50 R08: 0000000000000000 R09: 0000000000008010 [ 10.237990][ T187] R10: 00007ffe16c2cd10 R11: 0000000000000246 R12: 0000000000000001 [ 10.237993][ T187] R13: 0000000000000000 R14: 00007f4ac4a05680 R15: 00007f4ac4a06fa0 [ 10.238002][ T187] [ 11.158524][ T223] 8021q: 802.1Q VLAN Support v1.8 [ 12.430704][ T259] br1: port 1(veth1) entered blocking state [ 12.430893][ T259] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.430896][ T259] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 259, name: ip [ 12.430899][ T259] preempt_count: 1, expected: 0 [ 12.430900][ T259] RCU nest depth: 0, expected: 0 [ 12.430901][ T259] locks held by ip/259: 5, last CPU#2: [ 12.430904][ T259] #0: ffffffffa30d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 12.430920][ T259] #1: ffffffffa2969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.430929][ T259] #2: ffffffffa2969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.430935][ T259] #3: ffffffffa2889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.430941][ T259] #4: ffffffffa2889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.430948][ T259] irq event stamp: 21074 [ 12.430949][ T259] hardirqs last enabled at (21073): [] __down_trylock_console_sem+0x86/0xa0 [ 12.430953][ T259] hardirqs last disabled at (21074): [] console_emit_next_record+0x3d4/0x4c0 [ 12.430956][ T259] softirqs last enabled at (20984): [] __alloc_skb+0x4c2/0x5f0 [ 12.430960][ T259] softirqs last disabled at (20982): [] __alloc_skb+0x4c2/0x5f0 [ 12.430964][ T259] Preemption disabled at: [ 12.430964][ T259] [] vprintk_emit+0x31b/0x3e0 [ 12.430973][ T259] CPU: 2 UID: 0 PID: 259 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.430978][ T259] Tainted: [W]=WARN [ 12.430979][ T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.430981][ T259] Call Trace: [ 12.430983][ T259] [ 12.430985][ T259] dump_stack_lvl+0x6f/0xa0 [ 12.430996][ T259] ? vprintk_emit+0x31b/0x3e0 [ 12.430999][ T259] __might_resched.cold+0x1fe/0x2c1 [ 12.431006][ T259] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.431011][ T259] ? __kmalloc_noprof+0xdb/0x760 [ 12.431019][ T259] __kmalloc_noprof+0x443/0x760 [ 12.431023][ T259] ? alloc_buf.isra.0+0x4b/0x260 [ 12.431031][ T259] ? do_raw_spin_unlock+0x59/0x250 [ 12.431035][ T259] alloc_buf.isra.0+0x4b/0x260 [ 12.431040][ T259] put_chars+0x1e1/0x2f0 [ 12.431045][ T259] ? __send_to_port+0x420/0x420 [ 12.431053][ T259] ? validate_chain+0x34a/0xc20 [ 12.431059][ T259] hvc_console_print+0x292/0x780 [ 12.431064][ T259] ? mark_usage+0x61/0x170 [ 12.431067][ T259] ? __lock_acquire+0x518/0xc20 [ 12.431069][ T259] ? __lock_acquire+0x518/0xc20 [ 12.431076][ T259] ? hvc_write+0x3a0/0x3a0 [ 12.431080][ T259] ? console_emit_next_record+0x1df/0x4c0 [ 12.431085][ T259] ? rcu_is_watching+0x16/0xd0 [ 12.431090][ T259] ? lock_acquire+0x13c/0x160 [ 12.431097][ T259] console_emit_next_record+0x22f/0x4c0 [ 12.431103][ T259] ? devkmsg_read+0x4b0/0x4b0 [ 12.431106][ T259] ? console_flush_one_record+0x106/0x710 [ 12.431111][ T259] ? rcu_is_watching+0x16/0xd0 [ 12.431115][ T259] ? lock_acquire+0x13c/0x160 [ 12.431122][ T259] console_flush_one_record+0x46f/0x710 [ 12.431129][ T259] ? console_emit_next_record+0x4c0/0x4c0 [ 12.431131][ T259] ? __lock_acquire+0x518/0xc20 [ 12.431141][ T259] console_unlock+0xee/0x1f0 [ 12.431145][ T259] ? console_flush_one_record+0x710/0x710 [ 12.431148][ T259] ? rcu_is_watching+0x16/0xd0 [ 12.431152][ T259] ? lock_acquire+0x60/0x160 [ 12.431158][ T259] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.431161][ T259] ? vprintk_emit+0x320/0x3e0 [ 12.431166][ T259] vprintk_emit+0x37c/0x3e0 [ 12.431173][ T259] ? wake_up_klogd_work_func+0x90/0x90 [ 12.431177][ T259] ? __lock_release.isra.0+0x69/0x1a0 [ 12.431179][ T259] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.431185][ T259] ? mark_held_locks+0x40/0x70 [ 12.431192][ T259] _printk+0xc7/0x100 [ 12.431196][ T259] ? snapshot_read.cold+0x21/0x21 [ 12.431203][ T259] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 12.431222][ T259] ? do_setlink.isra.0+0xa31/0x2750 [ 12.431224][ T259] ? rtnl_newlink+0x9f1/0x11c0 [ 12.431226][ T259] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.431235][ T259] br_set_state+0x22f/0x430 [bridge] [ 12.431252][ T259] br_init_port+0xc4/0x200 [bridge] [ 12.431267][ T259] new_nbp+0x39c/0x580 [bridge] [ 12.431283][ T259] br_add_if+0x212/0x1320 [bridge] [ 12.431296][ T259] ? is_bpf_text_address+0x72/0x110 [ 12.431301][ T259] ? kernel_text_address+0x149/0x170 [ 12.431306][ T259] ? __kernel_text_address+0x12/0x30 [ 12.431313][ T259] do_set_master+0x357/0x580 [ 12.431321][ T259] do_setlink.isra.0+0xa31/0x2750 [ 12.431327][ T259] ? stack_trace_save+0x93/0xc0 [ 12.431331][ T259] ? rtnl_link_get_size+0x350/0x350 [ 12.431333][ T259] ? rcu_read_lock_any_held+0x66/0x90 [ 12.431337][ T259] ? stack_depot_save_flags+0x38e/0x790 [ 12.431342][ T259] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.431346][ T259] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.431349][ T259] ? validate_chain+0x38b/0xc20 [ 12.431353][ T259] ? kasan_save_stack+0x3d/0x50 [ 12.431357][ T259] ? kasan_save_stack+0x2f/0x50 [ 12.431360][ T259] ? kasan_save_track+0x14/0x30 [ 12.431364][ T259] ? __lock_acquire+0x518/0xc20 [ 12.431367][ T259] ? netlink_seq_next+0x4e/0x60 [ 12.431371][ T259] ? ___sys_sendmsg+0xb0/0x1d0 [ 12.431378][ T259] ? lock_acquire.part.0+0xd4/0x280 [ 12.431381][ T259] ? rtnl_newlink+0x9a8/0x11c0 [ 12.431386][ T259] ? rcu_is_watching+0x16/0xd0 [ 12.431390][ T259] ? lock_acquire+0x13c/0x160 [ 12.431392][ T259] ? rcu_is_watching+0x16/0xd0 [ 12.431395][ T259] ? rcu_is_watching+0x16/0xd0 [ 12.431399][ T259] ? trace_contention_end+0xb3/0x180 [ 12.431404][ T259] ? __mutex_lock+0x1db/0x1ea0 [ 12.431407][ T259] ? __mutex_lock+0x9a3/0x1ea0 [ 12.431410][ T259] ? rtnl_newlink+0x9a8/0x11c0 [ 12.431417][ T259] ? ww_mutex_lock+0x160/0x160 [ 12.431419][ T259] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.431428][ T259] ? __rtnl_newlink+0x3fa/0xa50 [ 12.431438][ T259] rtnl_newlink+0x9f1/0x11c0 [ 12.431448][ T259] ? rtnl_bridge_getlink+0x850/0x850 [ 12.431452][ T259] ? __lock_acquire+0x518/0xc20 [ 12.431459][ T259] ? lock_acquire.part.0+0xd4/0x280 [ 12.431462][ T259] ? find_held_lock+0x2b/0x80 [ 12.431466][ T259] ? rtnl_bridge_getlink+0x850/0x850 [ 12.431469][ T259] ? __lock_release.isra.0+0x69/0x1a0 [ 12.431476][ T259] ? rtnl_bridge_getlink+0x850/0x850 [ 12.431479][ T259] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.431485][ T259] ? rtnl_link_fill+0x920/0x920 [ 12.431487][ T259] ? __lock_acquire+0x518/0xc20 [ 12.431495][ T259] ? lock_acquire.part.0+0xd4/0x280 [ 12.431498][ T259] ? find_held_lock+0x2b/0x80 [ 12.431504][ T259] netlink_rcv_skb+0x14e/0x3a0 [ 12.431507][ T259] ? rtnl_link_fill+0x920/0x920 [ 12.431512][ T259] ? netlink_ack+0xcf0/0xcf0 [ 12.431524][ T259] ? netlink_deliver_tap+0xc5/0x330 [ 12.431526][ T259] ? netlink_deliver_tap+0x13c/0x330 [ 12.431534][ T259] netlink_unicast+0x486/0x750 [ 12.431541][ T259] ? netlink_attachskb+0x810/0x810 [ 12.431546][ T259] ? __lock_acquire+0x518/0xc20 [ 12.431553][ T259] netlink_sendmsg+0x735/0xc60 [ 12.431560][ T259] ? netlink_unicast+0x750/0x750 [ 12.431567][ T259] ? __might_fault+0x97/0x140 [ 12.431576][ T259] ____sys_sendmsg+0x415/0x880 [ 12.431579][ T259] ? copy_msghdr_from_user+0x279/0x420 [ 12.431583][ T259] ? get_timestamp.constprop.0+0x390/0x390 [ 12.431586][ T259] ? move_addr_to_kernel+0x40/0x40 [ 12.431600][ T259] ___sys_sendmsg+0x14e/0x1d0 [ 12.431604][ T259] ? copy_msghdr_from_user+0x420/0x420 [ 12.431640][ T259] __sys_sendmsg+0x12c/0x1d0 [ 12.431645][ T259] ? __sys_sendmsg_sock+0x20/0x20 [ 12.431656][ T259] ? rcu_is_watching+0x16/0xd0 [ 12.431663][ T259] do_syscall_64+0xff/0x530 [ 12.431666][ T259] ? exc_page_fault+0xee/0x100 [ 12.431671][ T259] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.431675][ T259] RIP: 0033:0x7f3628e7a54e [ 12.431680][ T259] 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 [ 12.431682][ T259] RSP: 002b:00007ffe2b6565e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.431687][ T259] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3628e7a54e [ 12.431689][ T259] RDX: 0000000000000000 RSI: 00007ffe2b656690 RDI: 0000000000000005 [ 12.431690][ T259] RBP: 00007ffe2b6565f0 R08: 0000000000000000 R09: 0000000000000000 [ 12.431692][ T259] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9102e9 [ 12.431693][ T259] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe2b656d50 [ 12.431707][ T259] [ 12.505715][ T259] br1: port 1(veth1) entered disabled state [ 12.506421][ T259] veth1: entered allmulticast mode [ 12.509811][ T259] veth1: entered promiscuous mode [ 12.529964][ T259] ip (259) used greatest stack depth: 23336 bytes left [ 12.550351][ T36] br1: port 1(veth1) entered blocking state [ 12.550772][ T36] br1: port 1(veth1) entered forwarding state [ 28.032058][ C1] [ 28.032074][ C1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 28.032076][ C1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/1 [ 28.032078][ C1] preempt_count: 104, expected: 0 [ 28.032079][ C1] RCU nest depth: 0, expected: 0 [ 28.032080][ C1] INFO: lockdep is turned off. [ 28.032081][ C1] irq event stamp: 665120 [ 28.032081][ C1] hardirqs last enabled at (665120): [] _raw_spin_unlock_irq+0x28/0x50 [ 28.032091][ C1] hardirqs last disabled at (665119): [] _raw_spin_lock_irq+0x4a/0x50 [ 28.032093][ C1] softirqs last enabled at (665104): [] handle_softirqs+0x67c/0x900 [ 28.032097][ C1] softirqs last disabled at (665117): [] __irq_exit_rcu+0x145/0x1c0 [ 28.032098][ C1] Preemption disabled at: [ 28.032099][ C1] [<0000000000000000>] 0x0 [ 28.032106][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.032109][ C1] Tainted: [W]=WARN [ 28.032110][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.032112][ C1] Call Trace: [ 28.032114][ C1] [ 28.032116][ C1] dump_stack_lvl+0x6f/0xa0 [ 28.032121][ C1] __might_resched.cold+0x1fe/0x2c1 [ 28.032125][ C1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 28.032128][ C1] ? __asan_memcpy+0x3c/0x60 [ 28.032131][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.032135][ C1] __kmalloc_noprof+0x443/0x760 [ 28.032138][ C1] ? __rwlock_init+0x150/0x150 [ 28.032140][ C1] ? alloc_buf.isra.0+0x4b/0x260 [ 28.032144][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 28.032146][ C1] alloc_buf.isra.0+0x4b/0x260 [ 28.032148][ C1] put_chars+0x1e1/0x2f0 [ 28.032150][ C1] ? __send_to_port+0x420/0x420 [ 28.032152][ C1] ? console_prepend_replay+0x20/0x20 [ 28.032155][ C1] hvc_console_print+0x292/0x780 [ 28.032158][ C1] ? hvc_write+0x3a0/0x3a0 [ 28.032160][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.032161][ C1] ? lock_acquire+0x13c/0x160 [ 28.032163][ C1] console_emit_next_record+0x22f/0x4c0 [ 28.032166][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 28.032168][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.032169][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.032171][ C1] ? lock_acquire+0x13c/0x160 [ 28.032173][ C1] ? console_flush_one_record+0x111/0x710 [ 28.032175][ C1] console_flush_one_record+0x46f/0x710 [ 28.032177][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 28.032179][ C1] console_unlock+0xee/0x1f0 [ 28.032181][ C1] ? lock_acquire+0x13c/0x160 [ 28.032183][ C1] ? console_flush_one_record+0x710/0x710 [ 28.032184][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.032186][ C1] ? lock_release+0x184/0x1f0 [ 28.032187][ C1] ? lock_acquire+0x60/0x160 [ 28.032189][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 28.032191][ C1] ? vprintk_emit+0x320/0x3e0 [ 28.032193][ C1] vprintk_emit+0x37c/0x3e0 [ 28.032195][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 28.032198][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.032210][ C1] ? lock_release+0x184/0x1f0 [ 28.032211][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.032218][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.032223][ C1] ? is_module_text_address+0x154/0x250 [ 28.032227][ C1] _printk+0xc7/0x100 [ 28.032230][ C1] ? snapshot_read.cold+0x21/0x21 [ 28.032232][ C1] ? arch_stack_walk+0xd7/0x130 [ 28.032236][ C1] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 28.032238][ C1] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 28.032240][ C1] print_irq_inversion_bug.part.0+0x32/0xc0 [ 28.032242][ C1] mark_lock_irq+0x989/0x9c0 [ 28.032245][ C1] mark_lock+0x1d7/0xa00 [ 28.032247][ C1] mark_usage+0x42/0x170 [ 28.032249][ C1] __lock_acquire+0x388/0xc20 [ 28.032251][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.032253][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.032259][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.032261][ C1] ? lock_acquire+0x13c/0x160 [ 28.032263][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.032269][ C1] _raw_spin_lock+0x33/0x40 [ 28.032271][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.032277][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.032283][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.032289][ C1] call_timer_fn+0x160/0x4d0 [ 28.032292][ C1] ? detach_if_pending+0x1d0/0x1d0 [ 28.032294][ C1] ? debug_object_active_state+0x430/0x430 [ 28.032297][ C1] ? find_held_lock+0x2b/0x80 [ 28.032300][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 28.032301][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.032304][ C1] __run_timers+0x68f/0xaa0 [ 28.032305][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.032312][ C1] ? __bpf_trace_itimer_expire+0x10/0x10 [ 28.032314][ C1] ? __lock_acquire+0x518/0xc20 [ 28.032317][ C1] ? __rwlock_init+0x150/0x150 [ 28.032319][ C1] run_timer_softirq+0xf0/0x160 [ 28.032321][ C1] ? __run_timers+0xaa0/0xaa0 [ 28.032323][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 28.032325][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.032326][ C1] handle_softirqs+0x1d3/0x900 [ 28.032328][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 28.032330][ C1] ? _local_bh_enable+0xc0/0xc0 [ 28.032332][ C1] __irq_exit_rcu+0x145/0x1c0 [ 28.032333][ C1] irq_exit_rcu+0xe/0x30 [ 28.032335][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.032338][ C1] [ 28.032338][ C1] [ 28.032339][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 28.032340][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.032343][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 28.032345][ C1] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 [ 28.032347][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 28.032351][ C1] RAX: 00000000000a261b RBX: ff11000001bea380 RCX: ffffffff9f6f0307 [ 28.032353][ C1] RDX: ff11000001bea380 RSI: ffffffffa2438b01 RDI: ffffffffa1e8d8e0 [ 28.032354][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 28.032354][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 28.032355][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 28.032357][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.032360][ C1] default_idle+0x9/0x10 [ 28.032361][ C1] default_idle_call+0x6e/0xb0 [ 28.032363][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.032365][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 28.032366][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 28.032369][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.032371][ C1] do_idle+0xd8/0x190 [ 28.032372][ C1] cpu_startup_entry+0x53/0x70 [ 28.032374][ C1] start_secondary+0x204/0x2b0 [ 28.032376][ C1] ? set_cpu_sibling_map+0x2130/0x2130 [ 28.032378][ C1] common_startup_64+0x13e/0x148 [ 28.032382][ C1] [ 28.051420][ C1] ======================================================== [ 28.051676][ C1] WARNING: possible irq lock inversion dependency detected [ 28.051881][ C1] 7.2.0-virtme #1 Tainted: G W [ 28.052098][ C1] -------------------------------------------------------- [ 28.052341][ C1] swapper/1/0 just changed the state of lock: [ 28.052507][ C1] ff1100000cc82e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.052841][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 28.053091][ C1] (fs_reclaim){+.+.}-{0:0} [ 28.053093][ C1] [ 28.053093][ C1] [ 28.053093][ C1] and interrupts could create inverse lock ordering between them. [ 28.053093][ C1] [ 28.053688][ C1] [ 28.053688][ C1] other info that might help us debug this: [ 28.053948][ C1] Chain exists of: [ 28.053948][ C1] &br->lock --> console_owner --> fs_reclaim [ 28.053948][ C1] [ 28.054301][ C1] Possible interrupt unsafe locking scenario: [ 28.054301][ C1] [ 28.054550][ C1] CPU0 CPU1 [ 28.054694][ C1] ---- ---- [ 28.054882][ C1] lock(fs_reclaim); [ 28.054987][ C1] local_irq_disable(); [ 28.055206][ C1] lock(&br->lock); [ 28.055377][ C1] lock(console_owner); [ 28.055596][ C1] [ 28.055706][ C1] lock(&br->lock); [ 28.055856][ C1] [ 28.055856][ C1] *** DEADLOCK *** [ 28.055856][ C1] [ 28.056059][ C1] locks held by swapper/1/0: 1, last CPU#1: [ 28.056275][ C1] #0: ffa00000001d0c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 28.056600][ C1] [ 28.056600][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 28.056880][ C1] -> (fs_reclaim){+.+.}-{0:0} { [ 28.057031][ C1] HARDIRQ-ON-W at: [ 28.057188][ C1] __lock_acquire+0x388/0xc20 [ 28.057375][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.057601][ C1] fs_reclaim_acquire+0xd5/0x120 [ 28.057825][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 28.058035][ C1] kthread_create_worker_on_node+0xea/0x210 [ 28.058299][ C1] workqueue_init+0x2a/0x680 [ 28.058526][ C1] kernel_init_freeable+0x2fe/0x630 [ 28.058786][ C1] kernel_init+0x21/0x150 [ 28.058966][ C1] ret_from_fork+0x474/0x6b0 [ 28.059193][ C1] ret_from_fork_asm+0x11/0x20 [ 28.059372][ C1] SOFTIRQ-ON-W at: [ 28.059521][ C1] __lock_acquire+0x388/0xc20 [ 28.059696][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.059919][ C1] fs_reclaim_acquire+0xd5/0x120 [ 28.060099][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 28.060305][ C1] kthread_create_worker_on_node+0xea/0x210 [ 28.060559][ C1] workqueue_init+0x2a/0x680 [ 28.060785][ C1] kernel_init_freeable+0x2fe/0x630 [ 28.061042][ C1] kernel_init+0x21/0x150 [ 28.061210][ C1] ret_from_fork+0x474/0x6b0 [ 28.061427][ C1] ret_from_fork_asm+0x11/0x20 [ 28.061599][ C1] INITIAL USE at: [ 28.061752][ C1] __lock_acquire+0x388/0xc20 [ 28.061927][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.062150][ C1] fs_reclaim_acquire+0xd5/0x120 [ 28.062377][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 28.062580][ C1] kthread_create_worker_on_node+0xea/0x210 [ 28.062842][ C1] workqueue_init+0x2a/0x680 [ 28.063073][ C1] kernel_init_freeable+0x2fe/0x630 [ 28.063250][ C1] kernel_init+0x21/0x150 [ 28.063469][ C1] ret_from_fork+0x474/0x6b0 [ 28.063702][ C1] ret_from_fork_asm+0x11/0x20 [ 28.063884][ C1] } [ 28.064012][ C1] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 28.064226][ C1] ... acquired at: [ 28.064381][ C1] __lock_acquire+0x518/0xc20 [ 28.064519][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.064714][ C1] fs_reclaim_acquire+0xd5/0x120 [ 28.064853][ C1] __kmalloc_noprof+0xd3/0x760 [ 28.065045][ C1] alloc_buf.isra.0+0x4b/0x260 [ 28.065180][ C1] put_chars+0x1e1/0x2f0 [ 28.065362][ C1] hvc_console_print+0x292/0x780 [ 28.065498][ C1] console_emit_next_record+0x22f/0x4c0 [ 28.065690][ C1] console_flush_one_record+0x46f/0x710 [ 28.065831][ C1] console_unlock+0xee/0x1f0 [ 28.066019][ C1] vprintk_emit+0x37c/0x3e0 [ 28.066158][ C1] _printk+0xc7/0x100 [ 28.066313][ C1] print_ipi_mode+0x2e/0x40 [ 28.066457][ C1] do_one_initcall+0x124/0x4f0 [ 28.066654][ C1] kernel_init_freeable+0x596/0x630 [ 28.066795][ C1] kernel_init+0x21/0x150 [ 28.066980][ C1] ret_from_fork+0x474/0x6b0 [ 28.067128][ C1] ret_from_fork_asm+0x11/0x20 [ 28.067311][ C1] [ 28.067381][ C1] -> (console_owner){....}-{0:0} { [ 28.067517][ C1] INITIAL USE at: [ 28.067672][ C1] } [ 28.067743][ C1] ... key at: [] console_owner_dep_map+0x0/0x60 [ 28.067993][ C1] ... acquired at: [ 28.068098][ C1] __lock_acquire+0x518/0xc20 [ 28.068284][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.068425][ C1] console_lock_spinning_enable+0x5c/0x60 [ 28.068652][ C1] console_emit_next_record+0x1d1/0x4c0 [ 28.068798][ C1] console_flush_one_record+0x46f/0x710 [ 28.068982][ C1] console_unlock+0xee/0x1f0 [ 28.069125][ C1] vprintk_emit+0x37c/0x3e0 [ 28.069311][ C1] _printk+0xc7/0x100 [ 28.069419][ C1] br_set_state+0x22f/0x430 [bridge] [ 28.069609][ C1] br_init_port+0xc4/0x200 [bridge] [ 28.069758][ C1] br_stp_enable_port+0x12/0x50 [bridge] [ 28.069981][ C1] br_port_carrier_check+0x220/0x430 [bridge] [ 28.070160][ C1] br_device_event+0x52d/0x8f0 [bridge] [ 28.070363][ C1] notifier_call_chain+0xae/0x300 [ 28.070511][ C1] netif_state_change+0x139/0x340 [ 28.070707][ C1] __linkwatch_run_queue+0x34c/0x750 [ 28.070842][ C1] linkwatch_event+0x7f/0xb0 [ 28.071028][ C1] process_one_work+0xe3e/0x1560 [ 28.071169][ C1] worker_thread+0x4f1/0xd60 [ 28.071356][ C1] kthread+0x367/0x460 [ 28.071459][ C1] ret_from_fork+0x474/0x6b0 [ 28.071650][ C1] ret_from_fork_asm+0x11/0x20 [ 28.071798][ C1] [ 28.071867][ C1] -> (&br->lock){+.-.}-{3:3} { [ 28.072056][ C1] HARDIRQ-ON-W at: [ 28.072160][ C1] __lock_acquire+0x388/0xc20 [ 28.072385][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.072615][ C1] _raw_spin_lock_bh+0x38/0x50 [ 28.072793][ C1] recalculate_group_addr+0x51/0x120 [bridge] [ 28.073061][ C1] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 28.073329][ C1] br_changelink+0x575/0x16e0 [bridge] [ 28.073512][ C1] br_dev_newlink+0xeb/0x160 [bridge] [ 28.073746][ C1] rtnl_newlink_create+0x2d0/0x750 [ 28.073972][ C1] __rtnl_newlink+0x22b/0xa50 [ 28.074146][ C1] rtnl_newlink+0x9f1/0x11c0 [ 28.074367][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.074542][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 28.074775][ C1] netlink_unicast+0x486/0x750 [ 28.075005][ C1] netlink_sendmsg+0x735/0xc60 [ 28.075182][ C1] ____sys_sendmsg+0x415/0x880 [ 28.075397][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 28.075636][ C1] __sys_sendmsg+0x12c/0x1d0 [ 28.075822][ C1] do_syscall_64+0xff/0x530 [ 28.076040][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.076291][ C1] IN-SOFTIRQ-W at: [ 28.076393][ C1] __lock_acquire+0x388/0xc20 [ 28.076615][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.076791][ C1] _raw_spin_lock+0x33/0x40 [ 28.077009][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.077268][ C1] call_timer_fn+0x160/0x4d0 [ 28.077439][ C1] __run_timers+0x68f/0xaa0 [ 28.077660][ C1] run_timer_softirq+0xf0/0x160 [ 28.077839][ C1] handle_softirqs+0x1d3/0x900 [ 28.078060][ C1] __irq_exit_rcu+0x145/0x1c0 [ 28.078278][ C1] irq_exit_rcu+0xe/0x30 [ 28.078449][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.078715][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.078971][ C1] pv_native_safe_halt+0xf/0x10 [ 28.079143][ C1] default_idle+0x9/0x10 [ 28.079361][ C1] default_idle_call+0x6e/0xb0 [ 28.079582][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.079801][ C1] do_idle+0xd8/0x190 [ 28.079988][ C1] cpu_startup_entry+0x53/0x70 [ 28.080208][ C1] start_secondary+0x204/0x2b0 [ 28.080381][ C1] common_startup_64+0x13e/0x148 [ 28.080604][ C1] INITIAL USE at: [ 28.080712][ C1] __lock_acquire+0x388/0xc20 [ 28.080929][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.081106][ C1] _raw_spin_lock_bh+0x38/0x50 [ 28.081331][ C1] recalculate_group_addr+0x51/0x120 [bridge] [ 28.081589][ C1] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 28.081850][ C1] br_changelink+0x575/0x16e0 [bridge] [ 28.082027][ C1] br_dev_newlink+0xeb/0x160 [bridge] [ 28.082250][ C1] rtnl_newlink_create+0x2d0/0x750 [ 28.082426][ C1] __rtnl_newlink+0x22b/0xa50 [ 28.082644][ C1] rtnl_newlink+0x9f1/0x11c0 [ 28.082865][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.083038][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 28.083255][ C1] netlink_unicast+0x486/0x750 [ 28.083474][ C1] netlink_sendmsg+0x735/0xc60 [ 28.083643][ C1] ____sys_sendmsg+0x415/0x880 [ 28.083867][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 28.084039][ C1] __sys_sendmsg+0x12c/0x1d0 [ 28.084260][ C1] do_syscall_64+0xff/0x530 [ 28.084478][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.084689][ C1] } [ 28.084805][ C1] ... key at: [] __key.7+0x0/0x40 [bridge] [ 28.085013][ C1] ... acquired at: [ 28.085159][ C1] mark_lock+0x1d7/0xa00 [ 28.085300][ C1] mark_usage+0x42/0x170 [ 28.085480][ C1] __lock_acquire+0x388/0xc20 [ 28.085620][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.085807][ C1] _raw_spin_lock+0x33/0x40 [ 28.085944][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.086129][ C1] call_timer_fn+0x160/0x4d0 [ 28.086267][ C1] __run_timers+0x68f/0xaa0 [ 28.086449][ C1] run_timer_softirq+0xf0/0x160 [ 28.086585][ C1] handle_softirqs+0x1d3/0x900 [ 28.086772][ C1] __irq_exit_rcu+0x145/0x1c0 [ 28.086913][ C1] irq_exit_rcu+0xe/0x30 [ 28.087101][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.087320][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.087495][ C1] pv_native_safe_halt+0xf/0x10 [ 28.087681][ C1] default_idle+0x9/0x10 [ 28.087821][ C1] default_idle_call+0x6e/0xb0 [ 28.088010][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.088185][ C1] do_idle+0xd8/0x190 [ 28.088336][ C1] cpu_startup_entry+0x53/0x70 [ 28.088480][ C1] start_secondary+0x204/0x2b0 [ 28.088672][ C1] common_startup_64+0x13e/0x148 [ 28.088813][ C1] [ 28.088882][ C1] [ 28.088882][ C1] stack backtrace: [ 28.089107][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.089111][ C1] Tainted: [W]=WARN [ 28.089112][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.089113][ C1] Call Trace: [ 28.089115][ C1] [ 28.089116][ C1] dump_stack_lvl+0x6f/0xa0 [ 28.089121][ C1] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 28.089123][ C1] mark_lock_irq+0x989/0x9c0 [ 28.089126][ C1] mark_lock+0x1d7/0xa00 [ 28.089128][ C1] mark_usage+0x42/0x170 [ 28.089130][ C1] __lock_acquire+0x388/0xc20 [ 28.089132][ C1] lock_acquire.part.0+0xd4/0x280 [ 28.089134][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.089141][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.089144][ C1] ? lock_acquire+0x13c/0x160 [ 28.089146][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.089153][ C1] _raw_spin_lock+0x33/0x40 [ 28.089154][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.089160][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.089167][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.089173][ C1] call_timer_fn+0x160/0x4d0 [ 28.089176][ C1] ? detach_if_pending+0x1d0/0x1d0 [ 28.089177][ C1] ? debug_object_active_state+0x430/0x430 [ 28.089181][ C1] ? find_held_lock+0x2b/0x80 [ 28.089183][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 28.089185][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.089187][ C1] __run_timers+0x68f/0xaa0 [ 28.089189][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.089199][ C1] ? __bpf_trace_itimer_expire+0x10/0x10 [ 28.089201][ C1] ? __lock_acquire+0x518/0xc20 [ 28.089205][ C1] ? __rwlock_init+0x150/0x150 [ 28.089208][ C1] run_timer_softirq+0xf0/0x160 [ 28.089210][ C1] ? __run_timers+0xaa0/0xaa0 [ 28.089212][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 28.089214][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.089216][ C1] handle_softirqs+0x1d3/0x900 [ 28.089218][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 28.089219][ C1] ? _local_bh_enable+0xc0/0xc0 [ 28.089221][ C1] __irq_exit_rcu+0x145/0x1c0 [ 28.089223][ C1] irq_exit_rcu+0xe/0x30 [ 28.089224][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.089226][ C1] [ 28.089227][ C1] [ 28.089227][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 28.089229][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.089231][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 28.089233][ C1] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 [ 28.089235][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 28.089238][ C1] RAX: 00000000000a261b RBX: ff11000001bea380 RCX: ffffffff9f6f0307 [ 28.089239][ C1] RDX: ff11000001bea380 RSI: ffffffffa2438b01 RDI: ffffffffa1e8d8e0 [ 28.089240][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 28.089240][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 28.089241][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 28.089242][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.089245][ C1] default_idle+0x9/0x10 [ 28.089247][ C1] default_idle_call+0x6e/0xb0 [ 28.089248][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.089250][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 28.089251][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 28.089253][ C1] ? rcu_is_watching+0x16/0xd0 [ 28.089255][ C1] do_idle+0xd8/0x190 [ 28.089257][ C1] cpu_startup_entry+0x53/0x70 [ 28.089258][ C1] start_secondary+0x204/0x2b0 [ 28.089260][ C1] ? set_cpu_sibling_map+0x2130/0x2130 [ 28.089262][ C1] common_startup_64+0x13e/0x148 [ 28.089265][ C1] [ 39.610122][ T443] br1: port 1(veth1) entered disabled state [ 39.610139][ T443] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 39.610142][ T443] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 443, name: ip [ 39.610143][ T443] preempt_count: 202, expected: 0 [ 39.610144][ T443] RCU nest depth: 0, expected: 0 [ 39.610145][ T443] INFO: lockdep is turned off. [ 39.610146][ T443] irq event stamp: 0 [ 39.610147][ T443] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 39.610153][ T443] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 39.610158][ T443] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 39.610160][ T443] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 39.610162][ T443] Preemption disabled at: [ 39.610163][ T443] [<0000000000000000>] 0x0 [ 39.610168][ T443] CPU: 2 UID: 0 PID: 443 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 39.610171][ T443] Tainted: [W]=WARN [ 39.610172][ T443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.610174][ T443] Call Trace: [ 39.610176][ T443] [ 39.610177][ T443] dump_stack_lvl+0x6f/0xa0 [ 39.610183][ T443] __might_resched.cold+0x1fe/0x2c1 [ 39.610187][ T443] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 39.610191][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610195][ T443] __kmalloc_noprof+0x443/0x760 [ 39.610199][ T443] ? __rwlock_init+0x150/0x150 [ 39.610201][ T443] ? alloc_buf.isra.0+0x4b/0x260 [ 39.610205][ T443] ? do_raw_spin_unlock+0x59/0x250 [ 39.610207][ T443] alloc_buf.isra.0+0x4b/0x260 [ 39.610208][ T443] put_chars+0x1e1/0x2f0 [ 39.610211][ T443] ? __send_to_port+0x420/0x420 [ 39.610212][ T443] ? printk_get_next_message+0x240/0x650 [ 39.610216][ T443] hvc_console_print+0x292/0x780 [ 39.610219][ T443] ? hvc_write+0x3a0/0x3a0 [ 39.610222][ T443] ? __rwlock_init+0x150/0x150 [ 39.610223][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610225][ T443] ? lock_acquire+0x13c/0x160 [ 39.610227][ T443] console_emit_next_record+0x22f/0x4c0 [ 39.610230][ T443] ? devkmsg_read+0x4b0/0x4b0 [ 39.610232][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610234][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610235][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610237][ T443] ? lock_acquire+0x13c/0x160 [ 39.610239][ T443] ? console_flush_one_record+0x111/0x710 [ 39.610241][ T443] console_flush_one_record+0x46f/0x710 [ 39.610243][ T443] ? console_emit_next_record+0x4c0/0x4c0 [ 39.610246][ T443] console_unlock+0xee/0x1f0 [ 39.610247][ T443] ? lock_acquire+0x13c/0x160 [ 39.610249][ T443] ? console_flush_one_record+0x710/0x710 [ 39.610251][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610253][ T443] ? lock_release+0x184/0x1f0 [ 39.610254][ T443] ? lock_acquire+0x60/0x160 [ 39.610256][ T443] ? __rcu_read_lock+0x30/0x70 [ 39.610258][ T443] ? __down_trylock_console_sem+0x5e/0xa0 [ 39.610260][ T443] ? vprintk_emit+0x320/0x3e0 [ 39.610262][ T443] vprintk_emit+0x37c/0x3e0 [ 39.610264][ T443] ? wake_up_klogd_work_func+0x90/0x90 [ 39.610266][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610268][ T443] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 39.610270][ T443] ? trace_hardirqs_on+0x36/0x40 [ 39.610272][ T443] _printk+0xc7/0x100 [ 39.610275][ T443] ? snapshot_read.cold+0x21/0x21 [ 39.610278][ T443] ? ipv6_mc_down+0x17e/0x2d0 [ 39.610283][ T443] br_set_state+0x22f/0x430 [bridge] [ 39.610296][ T443] br_stp_disable_port+0x11f/0x390 [bridge] [ 39.610304][ T443] br_device_event+0x7b5/0x8f0 [bridge] [ 39.610313][ T443] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 39.610316][ T443] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 39.610318][ T443] ? addrconf_notify+0x2c8/0xf30 [ 39.610322][ T443] notifier_call_chain+0xae/0x300 [ 39.610325][ T443] __dev_notify_flags+0x23c/0x3c0 [ 39.610328][ T443] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 39.610330][ T443] ? netif_change_name+0x8c0/0x8c0 [ 39.610332][ T443] ? netif_set_allmulti+0x250/0x250 [ 39.610334][ T443] ? __kernel_text_address+0x12/0x30 [ 39.610336][ T443] ? write_profile+0xf0/0xf0 [ 39.610339][ T443] ? unwind_get_return_address+0x67/0xd0 [ 39.610342][ T443] netif_change_flags+0xfe/0x190 [ 39.610344][ T443] do_setlink.isra.0+0x1cc3/0x2750 [ 39.610347][ T443] ? stack_trace_save+0x93/0xc0 [ 39.610348][ T443] ? rtnl_link_get_size+0x350/0x350 [ 39.610350][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610351][ T443] ? stack_depot_save_flags+0x1bc/0x790 [ 39.610355][ T443] ? kasan_save_stack+0x3d/0x50 [ 39.610358][ T443] ? kasan_save_stack+0x2f/0x50 [ 39.610360][ T443] ? kasan_save_track+0x14/0x30 [ 39.610361][ T443] ? __kasan_kmalloc+0x7b/0x90 [ 39.610363][ T443] ? __kmalloc_cache_noprof+0x29a/0x620 [ 39.610365][ T443] ? rtnl_newlink+0x124/0x11c0 [ 39.610366][ T443] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 39.610367][ T443] ? netlink_rcv_skb+0x14e/0x3a0 [ 39.610370][ T443] ? netlink_unicast+0x486/0x750 [ 39.610371][ T443] ? netlink_sendmsg+0x735/0xc60 [ 39.610372][ T443] ? ____sys_sendmsg+0x415/0x880 [ 39.610375][ T443] ? ___sys_sendmsg+0x14e/0x1d0 [ 39.610376][ T443] ? __sys_sendmsg+0x12c/0x1d0 [ 39.610378][ T443] ? do_syscall_64+0xff/0x530 [ 39.610380][ T443] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 39.610382][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610384][ T443] ? lock_acquire+0x13c/0x160 [ 39.610386][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610387][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610389][ T443] ? trace_contention_end+0xb3/0x180 [ 39.610392][ T443] ? __mutex_lock+0x1db/0x1ea0 [ 39.610394][ T443] ? __mutex_lock+0x9a3/0x1ea0 [ 39.610395][ T443] ? rtnl_newlink+0x9a8/0x11c0 [ 39.610397][ T443] ? ww_mutex_lock+0x160/0x160 [ 39.610399][ T443] ? __rtnl_newlink+0x3fa/0xa50 [ 39.610401][ T443] rtnl_newlink+0x9f1/0x11c0 [ 39.610403][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610405][ T443] ? rtnl_bridge_getlink+0x850/0x850 [ 39.610406][ T443] ? lock_acquire+0x13c/0x160 [ 39.610408][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610410][ T443] ? is_bpf_text_address+0x3e/0x110 [ 39.610413][ T443] ? is_bpf_text_address+0x72/0x110 [ 39.610415][ T443] ? kernel_text_address+0x149/0x170 [ 39.610416][ T443] ? __kernel_text_address+0x12/0x30 [ 39.610418][ T443] ? write_profile+0xf0/0xf0 [ 39.610419][ T443] ? unwind_get_return_address+0x67/0xd0 [ 39.610420][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610422][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610424][ T443] ? cap_capable+0x1d7/0x3d0 [ 39.610427][ T443] ? lock_acquire+0x13c/0x160 [ 39.610429][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610430][ T443] ? rtnl_bridge_getlink+0x850/0x850 [ 39.610432][ T443] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 39.610433][ T443] ? rtnl_link_fill+0x920/0x920 [ 39.610435][ T443] ? filter_irq_stacks+0xd0/0xd0 [ 39.610436][ T443] ? stack_depot_save_flags+0x1bc/0x790 [ 39.610439][ T443] netlink_rcv_skb+0x14e/0x3a0 [ 39.610440][ T443] ? rtnl_link_fill+0x920/0x920 [ 39.610442][ T443] ? lock_release+0x184/0x1f0 [ 39.610443][ T443] ? netlink_ack+0xcf0/0xcf0 [ 39.610444][ T443] ? __netlink_lookup+0xb9/0x6b0 [ 39.610447][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610449][ T443] ? lock_release+0x184/0x1f0 [ 39.610451][ T443] netlink_unicast+0x486/0x750 [ 39.610453][ T443] ? netlink_attachskb+0x810/0x810 [ 39.610454][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610456][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610458][ T443] ? lock_acquire+0x13c/0x160 [ 39.610460][ T443] netlink_sendmsg+0x735/0xc60 [ 39.610462][ T443] ? netlink_unicast+0x750/0x750 [ 39.610464][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610466][ T443] ? lock_release+0x184/0x1f0 [ 39.610467][ T443] ____sys_sendmsg+0x415/0x880 [ 39.610469][ T443] ? copy_msghdr_from_user+0x279/0x420 [ 39.610471][ T443] ? get_timestamp.constprop.0+0x390/0x390 [ 39.610472][ T443] ? move_addr_to_kernel+0x40/0x40 [ 39.610474][ T443] ? filter_irq_stacks+0xd0/0xd0 [ 39.610476][ T443] ___sys_sendmsg+0x14e/0x1d0 [ 39.610478][ T443] ? copy_msghdr_from_user+0x420/0x420 [ 39.610483][ T443] __sys_sendmsg+0x12c/0x1d0 [ 39.610485][ T443] ? __sys_sendmsg_sock+0x20/0x20 [ 39.610488][ T443] ? rcu_is_watching+0x16/0xd0 [ 39.610490][ T443] do_syscall_64+0xff/0x530 [ 39.610491][ T443] ? exc_page_fault+0xee/0x100 [ 39.610493][ T443] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 39.610495][ T443] RIP: 0033:0x7fc22213b54e [ 39.610497][ T443] 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 [ 39.610499][ T443] RSP: 002b:00007ffd719bef50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.610502][ T443] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc22213b54e [ 39.610504][ T443] RDX: 0000000000000000 RSI: 00007ffd719bf000 RDI: 0000000000000005 [ 39.610505][ T443] RBP: 00007ffd719bef60 R08: 0000000000000000 R09: 0000000000000000 [ 39.610506][ T443] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910305 [ 39.610507][ T443] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd719bf6c0 [ 39.610509][ T443] [ 39.655561][ T443] ip (443) used greatest stack depth: 23016 bytes left [ 39.670076][ T444] veth1: left allmulticast mode [ 39.670247][ T444] veth1: left promiscuous mode [ 39.670462][ T444] br1: port 1(veth1) entered disabled state