[ 9.480847][ T186] ip (186) used greatest stack depth: 23456 bytes left [ 9.480865][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.480866][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 9.480868][ T186] preempt_count: 2, expected: 0 [ 9.480869][ T186] RCU nest depth: 0, expected: 0 [ 9.480870][ T186] locks held by ip/186: 5, last CPU#0: [ 9.480872][ T186] #0: ffffffffb50027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.480885][ T186] #1: ffffffffb5169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.480891][ T186] #2: ffffffffb5169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.480895][ T186] #3: ffffffffb5089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.480899][ T186] #4: ffffffffb5089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.480903][ T186] irq event stamp: 50918 [ 9.480903][ T186] hardirqs last enabled at (50917): [] __down_trylock_console_sem+0x86/0xa0 [ 9.480906][ T186] hardirqs last disabled at (50918): [] console_emit_next_record+0x3d4/0x4c0 [ 9.480908][ T186] softirqs last enabled at (49776): [] handle_softirqs+0x67c/0x900 [ 9.480910][ T186] softirqs last disabled at (49769): [] __irq_exit_rcu+0x145/0x1c0 [ 9.480912][ T186] Preemption disabled at: [ 9.480913][ T186] [<0000000000000000>] 0x0 [ 9.480920][ T186] CPU: 0 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.480923][ T186] Tainted: [W]=WARN [ 9.480924][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.480926][ T186] Call Trace: [ 9.480927][ T186] [ 9.480929][ T186] dump_stack_lvl+0x6f/0xa0 [ 9.480935][ T186] __might_resched.cold+0x1fe/0x2c1 [ 9.480940][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.480944][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 9.480949][ T186] __kmalloc_noprof+0x443/0x760 [ 9.480952][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 9.480958][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 9.480961][ T186] alloc_buf.isra.0+0x4b/0x260 [ 9.480964][ T186] put_chars+0x1e1/0x2f0 [ 9.480969][ T186] ? __send_to_port+0x420/0x420 [ 9.480970][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.480976][ T186] ? validate_chain+0x38b/0xc20 [ 9.480981][ T186] hvc_console_print+0x292/0x780 [ 9.480987][ T186] ? hvc_write+0x3a0/0x3a0 [ 9.480989][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.480992][ T186] ? lock_acquire+0x13c/0x160 [ 9.480996][ T186] console_emit_next_record+0x22f/0x4c0 [ 9.481000][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 9.481002][ T186] ? console_flush_one_record+0x106/0x710 [ 9.481005][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.481007][ T186] ? lock_acquire+0x13c/0x160 [ 9.481012][ T186] console_flush_one_record+0x46f/0x710 [ 9.481016][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 9.481018][ T186] ? __lock_acquire+0x518/0xc20 [ 9.481023][ T186] console_unlock+0xee/0x1f0 [ 9.481026][ T186] ? console_flush_one_record+0x710/0x710 [ 9.481028][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.481030][ T186] ? lock_acquire+0x60/0x160 [ 9.481034][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.481035][ T186] ? vprintk_emit+0x320/0x3e0 [ 9.481039][ T186] vprintk_emit+0x37c/0x3e0 [ 9.481043][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 9.481046][ T186] ? __lock_acquire+0x518/0xc20 [ 9.481050][ T186] _printk+0xc7/0x100 [ 9.481054][ T186] ? snapshot_read.cold+0x21/0x21 [ 9.481056][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.481059][ T186] ? __rwlock_init+0x150/0x150 [ 9.481063][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.481066][ T186] do_exit.cold+0x82/0x9c [ 9.481070][ T186] ? exit_notify+0x890/0x890 [ 9.481072][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 9.481075][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.481079][ T186] do_group_exit+0xb8/0x370 [ 9.481082][ T186] __x64_sys_exit_group+0x3c/0x50 [ 9.481084][ T186] x64_sys_call+0x1567/0x1570 [ 9.481086][ T186] do_syscall_64+0xff/0x530 [ 9.481089][ T186] ? exc_page_fault+0xee/0x100 [ 9.481092][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.481095][ T186] RIP: 0033:0x7f23336fe1b8 [ 9.481097][ T186] Code: Unable to access opcode bytes at 0x7f23336fe18e. [ 9.481098][ T186] RSP: 002b:00007ffe364f7c48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.481101][ T186] RAX: ffffffffffffffda RBX: 00007f233382ef88 RCX: 00007f23336fe1b8 [ 9.481102][ T186] RDX: 00007f2333448fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.481103][ T186] RBP: 00007ffe364f7ca0 R08: 0000000000000000 R09: 0000000000008010 [ 9.481104][ T186] R10: 00007ffe364f7a60 R11: 0000000000000246 R12: 0000000000000001 [ 9.481105][ T186] R13: 0000000000000000 R14: 00007f233382d680 R15: 00007f233382efa0 [ 9.481112][ T186] [ 10.439892][ T229] 8021q: 802.1Q VLAN Support v1.8 [ 11.441541][ T266] br0: port 1(veth1) entered blocking state [ 11.441672][ T266] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.441674][ T266] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 266, name: ip [ 11.441675][ T266] preempt_count: 1, expected: 0 [ 11.441676][ T266] RCU nest depth: 0, expected: 0 [ 11.441678][ T266] locks held by ip/266: 5, last CPU#2: [ 11.441680][ T266] #0: ffffffffb58d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.441692][ T266] #1: ffffffffb5169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.441698][ T266] #2: ffffffffb5169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.441702][ T266] #3: ffffffffb5089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.441705][ T266] #4: ffffffffb5089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.441710][ T266] irq event stamp: 28184 [ 11.441710][ T266] hardirqs last enabled at (28183): [] __down_trylock_console_sem+0x86/0xa0 [ 11.441713][ T266] hardirqs last disabled at (28184): [] console_emit_next_record+0x3d4/0x4c0 [ 11.441715][ T266] softirqs last enabled at (28096): [] __alloc_skb+0x4c2/0x5f0 [ 11.441718][ T266] softirqs last disabled at (28094): [] __alloc_skb+0x4c2/0x5f0 [ 11.441720][ T266] Preemption disabled at: [ 11.441721][ T266] [] vprintk_emit+0x31b/0x3e0 [ 11.441726][ T266] CPU: 2 UID: 0 PID: 266 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.441730][ T266] Tainted: [W]=WARN [ 11.441731][ T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.441732][ T266] Call Trace: [ 11.441734][ T266] [ 11.441735][ T266] dump_stack_lvl+0x6f/0xa0 [ 11.441741][ T266] ? vprintk_emit+0x31b/0x3e0 [ 11.441743][ T266] __might_resched.cold+0x1fe/0x2c1 [ 11.441748][ T266] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.441752][ T266] ? __kmalloc_noprof+0xdb/0x760 [ 11.441757][ T266] __kmalloc_noprof+0x443/0x760 [ 11.441760][ T266] ? alloc_buf.isra.0+0x4b/0x260 [ 11.441765][ T266] ? do_raw_spin_unlock+0x59/0x250 [ 11.441768][ T266] alloc_buf.isra.0+0x4b/0x260 [ 11.441771][ T266] put_chars+0x1e1/0x2f0 [ 11.441774][ T266] ? __send_to_port+0x420/0x420 [ 11.441778][ T266] ? validate_chain+0x34a/0xc20 [ 11.441782][ T266] hvc_console_print+0x292/0x780 [ 11.441785][ T266] ? mark_usage+0x61/0x170 [ 11.441787][ T266] ? __lock_acquire+0x518/0xc20 [ 11.441788][ T266] ? __lock_acquire+0x518/0xc20 [ 11.441792][ T266] ? hvc_write+0x3a0/0x3a0 [ 11.441794][ T266] ? console_emit_next_record+0x1df/0x4c0 [ 11.441797][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.441801][ T266] ? lock_acquire+0x13c/0x160 [ 11.441805][ T266] console_emit_next_record+0x22f/0x4c0 [ 11.441809][ T266] ? devkmsg_read+0x4b0/0x4b0 [ 11.441811][ T266] ? console_flush_one_record+0x106/0x710 [ 11.441814][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.441816][ T266] ? lock_acquire+0x13c/0x160 [ 11.441820][ T266] console_flush_one_record+0x46f/0x710 [ 11.441824][ T266] ? console_emit_next_record+0x4c0/0x4c0 [ 11.441826][ T266] ? __lock_acquire+0x518/0xc20 [ 11.441831][ T266] console_unlock+0xee/0x1f0 [ 11.441834][ T266] ? console_flush_one_record+0x710/0x710 [ 11.441835][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.441838][ T266] ? lock_acquire+0x60/0x160 [ 11.441841][ T266] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.441843][ T266] ? vprintk_emit+0x320/0x3e0 [ 11.441846][ T266] vprintk_emit+0x37c/0x3e0 [ 11.441850][ T266] ? wake_up_klogd_work_func+0x90/0x90 [ 11.441852][ T266] ? __lock_release.isra.0+0x69/0x1a0 [ 11.441854][ T266] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.441858][ T266] ? mark_held_locks+0x40/0x70 [ 11.441862][ T266] _printk+0xc7/0x100 [ 11.441865][ T266] ? snapshot_read.cold+0x21/0x21 [ 11.441869][ T266] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.441882][ T266] ? do_setlink.isra.0+0xa31/0x2750 [ 11.441883][ T266] ? rtnl_newlink+0x9f1/0x11c0 [ 11.441884][ T266] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.441889][ T266] br_set_state+0x22f/0x430 [bridge] [ 11.441898][ T266] br_init_port+0xc4/0x200 [bridge] [ 11.441906][ T266] new_nbp+0x39c/0x580 [bridge] [ 11.441915][ T266] br_add_if+0x212/0x1320 [bridge] [ 11.441922][ T266] ? is_bpf_text_address+0x72/0x110 [ 11.441926][ T266] ? kernel_text_address+0x149/0x170 [ 11.441929][ T266] ? __kernel_text_address+0x12/0x30 [ 11.441933][ T266] do_set_master+0x357/0x580 [ 11.441938][ T266] do_setlink.isra.0+0xa31/0x2750 [ 11.441941][ T266] ? stack_trace_save+0x93/0xc0 [ 11.441944][ T266] ? rtnl_link_get_size+0x350/0x350 [ 11.441945][ T266] ? rcu_read_lock_any_held+0x66/0x90 [ 11.441947][ T266] ? stack_depot_save_flags+0x38e/0x790 [ 11.441951][ T266] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.441953][ T266] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.441955][ T266] ? validate_chain+0x38b/0xc20 [ 11.441958][ T266] ? kasan_save_stack+0x3d/0x50 [ 11.441961][ T266] ? kasan_save_stack+0x2f/0x50 [ 11.441962][ T266] ? kasan_save_track+0x14/0x30 [ 11.441967][ T266] ? __lock_acquire+0x518/0xc20 [ 11.441970][ T266] ? netlink_seq_next+0x4e/0x60 [ 11.441973][ T266] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.441978][ T266] ? lock_acquire.part.0+0xd4/0x280 [ 11.441979][ T266] ? rtnl_newlink+0x9a8/0x11c0 [ 11.441982][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.441984][ T266] ? lock_acquire+0x13c/0x160 [ 11.441986][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.441988][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.441990][ T266] ? trace_contention_end+0xb3/0x180 [ 11.441994][ T266] ? __mutex_lock+0x1db/0x1ea0 [ 11.441995][ T266] ? __mutex_lock+0x9a3/0x1ea0 [ 11.441997][ T266] ? rtnl_newlink+0x9a8/0x11c0 [ 11.442000][ T266] ? ww_mutex_lock+0x160/0x160 [ 11.442002][ T266] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.442007][ T266] ? __rtnl_newlink+0x3fa/0xa50 [ 11.442012][ T266] rtnl_newlink+0x9f1/0x11c0 [ 11.442017][ T266] ? rtnl_bridge_getlink+0x850/0x850 [ 11.442019][ T266] ? __lock_acquire+0x518/0xc20 [ 11.442023][ T266] ? lock_acquire.part.0+0xd4/0x280 [ 11.442025][ T266] ? find_held_lock+0x2b/0x80 [ 11.442027][ T266] ? rtnl_bridge_getlink+0x850/0x850 [ 11.442029][ T266] ? __lock_release.isra.0+0x69/0x1a0 [ 11.442033][ T266] ? rtnl_bridge_getlink+0x850/0x850 [ 11.442035][ T266] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.442038][ T266] ? rtnl_link_fill+0x920/0x920 [ 11.442039][ T266] ? __lock_acquire+0x518/0xc20 [ 11.442044][ T266] ? lock_acquire.part.0+0xd4/0x280 [ 11.442045][ T266] ? find_held_lock+0x2b/0x80 [ 11.442049][ T266] netlink_rcv_skb+0x14e/0x3a0 [ 11.442051][ T266] ? rtnl_link_fill+0x920/0x920 [ 11.442054][ T266] ? netlink_ack+0xcf0/0xcf0 [ 11.442060][ T266] ? netlink_deliver_tap+0xc5/0x330 [ 11.442061][ T266] ? netlink_deliver_tap+0x13c/0x330 [ 11.442065][ T266] netlink_unicast+0x486/0x750 [ 11.442069][ T266] ? netlink_attachskb+0x810/0x810 [ 11.442072][ T266] ? __lock_acquire+0x518/0xc20 [ 11.442076][ T266] netlink_sendmsg+0x735/0xc60 [ 11.442079][ T266] ? netlink_unicast+0x750/0x750 [ 11.442083][ T266] ? __might_fault+0x97/0x140 [ 11.442088][ T266] ____sys_sendmsg+0x415/0x880 [ 11.442091][ T266] ? copy_msghdr_from_user+0x279/0x420 [ 11.442093][ T266] ? get_timestamp.constprop.0+0x390/0x390 [ 11.442094][ T266] ? move_addr_to_kernel+0x40/0x40 [ 11.442102][ T266] ___sys_sendmsg+0x14e/0x1d0 [ 11.442105][ T266] ? copy_msghdr_from_user+0x420/0x420 [ 11.442120][ T266] __sys_sendmsg+0x12c/0x1d0 [ 11.442123][ T266] ? __sys_sendmsg_sock+0x20/0x20 [ 11.442129][ T266] ? rcu_is_watching+0x16/0xd0 [ 11.442133][ T266] do_syscall_64+0xff/0x530 [ 11.442135][ T266] ? exc_page_fault+0xee/0x100 [ 11.442138][ T266] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.442141][ T266] RIP: 0033:0x7f0c0fdb054e [ 11.442144][ T266] 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 [ 11.442146][ T266] RSP: 002b:00007ffcf38413a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.442149][ T266] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0c0fdb054e [ 11.442150][ T266] RDX: 0000000000000000 RSI: 00007ffcf3841450 RDI: 0000000000000005 [ 11.442151][ T266] RBP: 00007ffcf38413b0 R08: 0000000000000000 R09: 0000000000000000 [ 11.442152][ T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915bd7 [ 11.442153][ T266] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf3841b10 [ 11.442160][ T266] [ 11.485118][ T266] br0: port 1(veth1) entered disabled state [ 11.485652][ T266] veth1: entered allmulticast mode [ 11.488461][ T266] veth1: entered promiscuous mode [ 11.498808][ T266] ip (266) used greatest stack depth: 23336 bytes left [ 11.543656][ T58] br0: port 1(veth1) entered blocking state [ 11.544437][ T58] br0: port 1(veth1) entered forwarding state [ 11.619811][ T270] br0: port 2(veth2) entered blocking state [ 11.620340][ T270] br0: port 2(veth2) entered disabled state [ 11.620844][ T270] veth2: entered allmulticast mode [ 11.623674][ T270] veth2: entered promiscuous mode [ 11.659048][ T36] br0: port 2(veth2) entered blocking state [ 11.659386][ T36] br0: port 2(veth2) entered forwarding state [ 26.996024][ C0] [ 26.996040][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.996043][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 825, name: mausezahn [ 26.996044][ C0] preempt_count: 104, expected: 0 [ 26.996046][ C0] RCU nest depth: 0, expected: 0 [ 26.996046][ C0] INFO: lockdep is turned off. [ 26.996047][ C0] irq event stamp: 8854 [ 26.996048][ C0] hardirqs last enabled at (8854): [] _raw_spin_unlock_irq+0x28/0x50 [ 26.996057][ C0] hardirqs last disabled at (8853): [] _raw_spin_lock_irq+0x4a/0x50 [ 26.996058][ C0] softirqs last enabled at (5484): [] handle_softirqs+0x67c/0x900 [ 26.996062][ C0] softirqs last disabled at (8851): [] __irq_exit_rcu+0x145/0x1c0 [ 26.996064][ C0] Preemption disabled at: [ 26.996064][ C0] [<0000000000000000>] 0x0 [ 26.996070][ C0] CPU: 0 UID: 0 PID: 825 Comm: mausezahn Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.996074][ C0] Tainted: [W]=WARN [ 26.996075][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.996077][ C0] Call Trace: [ 26.996078][ C0] [ 26.996080][ C0] dump_stack_lvl+0x6f/0xa0 [ 26.996085][ C0] __might_resched.cold+0x1fe/0x2c1 [ 26.996089][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.996092][ C0] ? __asan_memcpy+0x3c/0x60 [ 26.996095][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.996099][ C0] __kmalloc_noprof+0x443/0x760 [ 26.996102][ C0] ? __rwlock_init+0x150/0x150 [ 26.996104][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 26.996108][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 26.996110][ C0] alloc_buf.isra.0+0x4b/0x260 [ 26.996111][ C0] put_chars+0x1e1/0x2f0 [ 26.996113][ C0] ? __send_to_port+0x420/0x420 [ 26.996115][ C0] ? console_prepend_replay+0x20/0x20 [ 26.996118][ C0] hvc_console_print+0x292/0x780 [ 26.996122][ C0] ? hvc_write+0x3a0/0x3a0 [ 26.996123][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.996125][ C0] ? lock_acquire+0x13c/0x160 [ 26.996127][ C0] console_emit_next_record+0x22f/0x4c0 [ 26.996129][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 26.996131][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.996133][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.996135][ C0] ? lock_acquire+0x13c/0x160 [ 26.996136][ C0] ? console_flush_one_record+0x111/0x710 [ 26.996138][ C0] console_flush_one_record+0x46f/0x710 [ 26.996140][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 26.996143][ C0] console_unlock+0xee/0x1f0 [ 26.996145][ C0] ? lock_acquire+0x13c/0x160 [ 26.996146][ C0] ? console_flush_one_record+0x710/0x710 [ 26.996148][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.996149][ C0] ? lock_release+0x184/0x1f0 [ 26.996151][ C0] ? lock_acquire+0x60/0x160 [ 26.996153][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.996155][ C0] ? vprintk_emit+0x320/0x3e0 [ 26.996157][ C0] vprintk_emit+0x37c/0x3e0 [ 26.996159][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 26.996161][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.996163][ C0] ? lock_release+0x184/0x1f0 [ 26.996165][ C0] _printk+0xc7/0x100 [ 26.996168][ C0] ? snapshot_read.cold+0x21/0x21 [ 26.996169][ C0] ? arch_stack_walk+0xed/0x130 [ 26.996173][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.996175][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 26.996177][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 26.996179][ C0] mark_lock_irq+0x989/0x9c0 [ 26.996182][ C0] mark_lock+0x1d7/0xa00 [ 26.996184][ C0] mark_usage+0x42/0x170 [ 26.996186][ C0] __lock_acquire+0x388/0xc20 [ 26.996188][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.996189][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.996202][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.996204][ C0] ? lock_acquire+0x13c/0x160 [ 26.996206][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.996212][ C0] _raw_spin_lock+0x33/0x40 [ 26.996214][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.996220][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.996226][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.996232][ C0] call_timer_fn+0x160/0x4d0 [ 26.996235][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 26.996237][ C0] ? debug_object_active_state+0x430/0x430 [ 26.996241][ C0] ? find_held_lock+0x2b/0x80 [ 26.996243][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.996245][ C0] ? mark_held_locks+0x40/0x70 [ 26.996246][ C0] __run_timers+0x68f/0xaa0 [ 26.996248][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.996255][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.996256][ C0] ? __lock_acquire+0x518/0xc20 [ 26.996259][ C0] ? __rwlock_init+0x150/0x150 [ 26.996261][ C0] run_timer_softirq+0xf0/0x160 [ 26.996263][ C0] ? __run_timers+0xaa0/0xaa0 [ 26.996265][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.996267][ C0] handle_softirqs+0x1d3/0x900 [ 26.996269][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.996270][ C0] ? _local_bh_enable+0xc0/0xc0 [ 26.996272][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.996274][ C0] irq_exit_rcu+0xe/0x30 [ 26.996275][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.996278][ C0] [ 26.996278][ C0] [ 26.996279][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.996281][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 26.996284][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 c1 af ba fd 48 89 df e8 c9 05 bb fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 70 cf ac fd 65 48 83 3d af 0b f3 01 00 74 12 5b [ 26.996286][ C0] RSP: 0018:ffa00000027afc78 EFLAGS: 00000246 [ 26.996289][ C0] RAX: 0000000000000092 RBX: ff11000001f96400 RCX: ffffffffb43a8483 [ 26.996290][ C0] RDX: ff1100000c8ec6c0 RSI: ffffffffb4c38b01 RDI: ffffffffb468d8e0 [ 26.996291][ C0] RBP: 0000000000000286 R08: 0000000000000000 R09: 0000000000000000 [ 26.996292][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff11000005fafe08 [ 26.996293][ C0] R13: 0000000000000000 R14: ffa00000027afcc0 R15: ff11000004eb1cc0 [ 26.996294][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 26.996297][ C0] qlist_free_all+0x5c/0x110 [ 26.996298][ C0] kasan_quarantine_reduce+0x196/0x240 [ 26.996300][ C0] __kasan_slab_alloc+0x4b/0x70 [ 26.996303][ C0] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 26.996310][ C0] ? do_getname.isra.0+0x32/0x240 [ 26.996313][ C0] do_getname.isra.0+0x32/0x240 [ 26.996315][ C0] ? vfs_fstatat+0x57/0x90 [ 26.996317][ C0] do_sys_openat2+0xac/0x170 [ 26.996320][ C0] ? build_open_flags+0x6e0/0x6e0 [ 26.996322][ C0] __x64_sys_openat+0x10e/0x210 [ 26.996324][ C0] ? __ia32_sys_open+0x1b0/0x1b0 [ 26.996326][ C0] ? fpregs_restore_userregs+0x14b/0x300 [ 26.996328][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.996330][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.996332][ C0] do_syscall_64+0xff/0x530 [ 26.996334][ C0] ? exc_page_fault+0xee/0x100 [ 26.996336][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.996337][ C0] RIP: 0033:0x7f08c98f26e5 [ 26.996339][ C0] Code: 48 89 e5 48 89 55 e0 41 83 e2 40 75 28 89 f2 f7 d2 81 e2 00 00 41 00 74 1c 89 f2 bf 9c ff ff ff 48 89 c6 b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 23 5d c3 90 48 8d 4d 10 c7 45 b8 10 00 00 00 [ 26.996340][ C0] RSP: 002b:00007fffcf687460 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 26.996341][ C0] RAX: ffffffffffffffda RBX: 00007fffcf6876f0 RCX: 00007f08c98f26e5 [ 26.996342][ C0] RDX: 0000000000080000 RSI: 00007fffcf6874e0 RDI: 00000000ffffff9c [ 26.996343][ C0] RBP: 00007fffcf687460 R08: 00007fffcf6876d7 R09: 0000000000000000 [ 26.996344][ C0] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffcf6874e0 [ 26.996345][ C0] R13: 00007fffcf6874e0 R14: 00007f08c98c4000 R15: 0000000000000000 [ 26.996347][ C0] [ 27.021557][ C0] ======================================================== [ 27.021764][ C0] WARNING: possible irq lock inversion dependency detected [ 27.022020][ C0] 7.2.0-virtme #1 Tainted: G W [ 27.022239][ C0] -------------------------------------------------------- [ 27.022446][ C0] mausezahn/825 just changed the state of lock: [ 27.022668][ C0] ff1100000c8a2e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.023003][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.023257][ C0] (fs_reclaim){+.+.}-{0:0} [ 27.023260][ C0] [ 27.023260][ C0] [ 27.023260][ C0] and interrupts could create inverse lock ordering between them. [ 27.023260][ C0] [ 27.023857][ C0] [ 27.023857][ C0] other info that might help us debug this: [ 27.024065][ C0] Chain exists of: [ 27.024065][ C0] &br->lock --> console_owner --> fs_reclaim [ 27.024065][ C0] [ 27.024475][ C0] Possible interrupt unsafe locking scenario: [ 27.024475][ C0] [ 27.024688][ C0] CPU0 CPU1 [ 27.024873][ C0] ---- ---- [ 27.025012][ C0] lock(fs_reclaim); [ 27.025168][ C0] local_irq_disable(); [ 27.025348][ C0] lock(&br->lock); [ 27.025571][ C0] lock(console_owner); [ 27.025795][ C0] [ 27.025901][ C0] lock(&br->lock); [ 27.026009][ C0] [ 27.026009][ C0] *** DEADLOCK *** [ 27.026009][ C0] [ 27.026257][ C0] locks held by mausezahn/825: 2, last CPU#0: [ 27.026483][ C0] #0: ffffffffb53ae1b8 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x84/0x240 [ 27.026810][ C0] #1: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.027135][ C0] [ 27.027135][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 27.027426][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 27.027569][ C0] HARDIRQ-ON-W at: [ 27.027676][ C0] __lock_acquire+0x388/0xc20 [ 27.027910][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.028133][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.028311][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.028575][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.028833][ C0] workqueue_init+0x2a/0x680 [ 27.029011][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.029272][ C0] kernel_init+0x21/0x150 [ 27.029501][ C0] ret_from_fork+0x474/0x6b0 [ 27.029675][ C0] ret_from_fork_asm+0x11/0x20 [ 27.029900][ C0] SOFTIRQ-ON-W at: [ 27.030003][ C0] __lock_acquire+0x388/0xc20 [ 27.030228][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.030455][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.030630][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.030887][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.031148][ C0] workqueue_init+0x2a/0x680 [ 27.031327][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.031583][ C0] kernel_init+0x21/0x150 [ 27.031807][ C0] ret_from_fork+0x474/0x6b0 [ 27.031978][ C0] ret_from_fork_asm+0x11/0x20 [ 27.032202][ C0] INITIAL USE at: [ 27.032312][ C0] __lock_acquire+0x388/0xc20 [ 27.032539][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.032759][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.032932][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.033193][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.033458][ C0] workqueue_init+0x2a/0x680 [ 27.033632][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.033858][ C0] kernel_init+0x21/0x150 [ 27.034078][ C0] ret_from_fork+0x474/0x6b0 [ 27.034251][ C0] ret_from_fork_asm+0x11/0x20 [ 27.034484][ C0] } [ 27.034556][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.034812][ C0] ... acquired at: [ 27.034919][ C0] __lock_acquire+0x518/0xc20 [ 27.035112][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.035249][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.035440][ C0] __kmalloc_noprof+0xd3/0x760 [ 27.035579][ C0] alloc_buf.isra.0+0x4b/0x260 [ 27.035771][ C0] put_chars+0x1e1/0x2f0 [ 27.035911][ C0] hvc_console_print+0x292/0x780 [ 27.036047][ C0] console_emit_next_record+0x22f/0x4c0 [ 27.036186][ C0] console_flush_one_record+0x46f/0x710 [ 27.036379][ C0] console_unlock+0xee/0x1f0 [ 27.036518][ C0] vprintk_emit+0x37c/0x3e0 [ 27.036706][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 27.036843][ C0] dev_printk_emit+0xb9/0xee [ 27.037031][ C0] _dev_info+0xe2/0x116 [ 27.037135][ C0] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 27.037361][ C0] cmos_do_probe+0x73b/0x98a [ 27.037499][ C0] platform_probe+0xfe/0x1f0 [ 27.037690][ C0] call_driver_probe+0x61/0x1c0 [ 27.037828][ C0] really_probe+0x199/0x760 [ 27.038018][ C0] __driver_probe_device+0x24f/0x440 [ 27.038156][ C0] driver_probe_device+0x4a/0xf0 [ 27.038348][ C0] __driver_attach+0x1b8/0x540 [ 27.038485][ C0] bus_for_each_dev+0x130/0x1e0 [ 27.038671][ C0] bus_add_driver+0x2c8/0x530 [ 27.038807][ C0] driver_register+0x1a3/0x390 [ 27.038993][ C0] __platform_driver_probe+0x13f/0x270 [ 27.039132][ C0] cmos_init+0x31/0x40 [ 27.039289][ C0] do_one_initcall+0x124/0x4f0 [ 27.039431][ C0] kernel_init_freeable+0x596/0x630 [ 27.039619][ C0] kernel_init+0x21/0x150 [ 27.039762][ C0] ret_from_fork+0x474/0x6b0 [ 27.039950][ C0] ret_from_fork_asm+0x11/0x20 [ 27.040088][ C0] [ 27.040162][ C0] -> (console_owner){....}-{0:0} { [ 27.040359][ C0] INITIAL USE at: [ 27.040466][ C0] } [ 27.040587][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.040794][ C0] ... acquired at: [ 27.040944][ C0] __lock_acquire+0x518/0xc20 [ 27.041084][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.041270][ C0] console_lock_spinning_enable+0x5c/0x60 [ 27.041446][ C0] console_emit_next_record+0x1d1/0x4c0 [ 27.041635][ C0] console_flush_one_record+0x46f/0x710 [ 27.041772][ C0] console_unlock+0xee/0x1f0 [ 27.041956][ C0] vprintk_emit+0x37c/0x3e0 [ 27.042094][ C0] _printk+0xc7/0x100 [ 27.042248][ C0] br_set_state+0x22f/0x430 [bridge] [ 27.042399][ C0] br_init_port+0xc4/0x200 [bridge] [ 27.042592][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 27.042769][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 27.042996][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 27.043140][ C0] notifier_call_chain+0xae/0x300 [ 27.043329][ C0] netif_state_change+0x139/0x340 [ 27.043467][ C0] __linkwatch_run_queue+0x34c/0x750 [ 27.043658][ C0] linkwatch_event+0x7f/0xb0 [ 27.043798][ C0] process_one_work+0xe3e/0x1560 [ 27.043987][ C0] worker_thread+0x4f1/0xd60 [ 27.044125][ C0] kthread+0x367/0x460 [ 27.044290][ C0] ret_from_fork+0x474/0x6b0 [ 27.044434][ C0] ret_from_fork_asm+0x11/0x20 [ 27.044620][ C0] [ 27.044688][ C0] -> (&br->lock){+.-.}-{3:3} { [ 27.044875][ C0] HARDIRQ-ON-W at: [ 27.044983][ C0] __lock_acquire+0x388/0xc20 [ 27.045209][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.045389][ C0] _raw_spin_lock_bh+0x38/0x50 [ 27.045616][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 27.045879][ C0] br_dev_open+0x94/0x120 [bridge] [ 27.046058][ C0] __dev_open+0x2f3/0x610 [ 27.046282][ C0] __dev_change_flags+0x4a4/0x660 [ 27.046463][ C0] netif_change_flags+0x87/0x190 [ 27.046685][ C0] do_setlink.isra.0+0x1cc3/0x2750 [ 27.046908][ C0] rtnl_newlink+0x9f1/0x11c0 [ 27.047082][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.047304][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 27.047531][ C0] netlink_unicast+0x486/0x750 [ 27.047704][ C0] netlink_sendmsg+0x735/0xc60 [ 27.047928][ C0] ____sys_sendmsg+0x415/0x880 [ 27.048103][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 27.048329][ C0] __sys_sendmsg+0x12c/0x1d0 [ 27.048555][ C0] do_syscall_64+0xff/0x530 [ 27.048726][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.048985][ C0] IN-SOFTIRQ-W at: [ 27.049088][ C0] __lock_acquire+0x388/0xc20 [ 27.049316][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.049540][ C0] _raw_spin_lock+0x33/0x40 [ 27.049716][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.049978][ C0] call_timer_fn+0x160/0x4d0 [ 27.050205][ C0] __run_timers+0x68f/0xaa0 [ 27.050381][ C0] run_timer_softirq+0xf0/0x160 [ 27.050601][ C0] handle_softirqs+0x1d3/0x900 [ 27.050825][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.051005][ C0] irq_exit_rcu+0xe/0x30 [ 27.051230][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.051491][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.051705][ C0] _raw_spin_unlock_irqrestore+0x36/0x80 [ 27.051964][ C0] qlist_free_all+0x5c/0x110 [ 27.052193][ C0] kasan_quarantine_reduce+0x196/0x240 [ 27.052378][ C0] __kasan_slab_alloc+0x4b/0x70 [ 27.052601][ C0] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 27.052826][ C0] do_getname.isra.0+0x32/0x240 [ 27.053003][ C0] do_sys_openat2+0xac/0x170 [ 27.053230][ C0] __x64_sys_openat+0x10e/0x210 [ 27.053411][ C0] do_syscall_64+0xff/0x530 [ 27.053634][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.053891][ C0] INITIAL USE at: [ 27.053994][ C0] __lock_acquire+0x388/0xc20 [ 27.054219][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.054401][ C0] _raw_spin_lock_bh+0x38/0x50 [ 27.054623][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 27.054887][ C0] br_dev_open+0x94/0x120 [bridge] [ 27.055065][ C0] __dev_open+0x2f3/0x610 [ 27.055289][ C0] __dev_change_flags+0x4a4/0x660 [ 27.055515][ C0] netif_change_flags+0x87/0x190 [ 27.055693][ C0] do_setlink.isra.0+0x1cc3/0x2750 [ 27.055917][ C0] rtnl_newlink+0x9f1/0x11c0 [ 27.056139][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.056320][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 27.056542][ C0] netlink_unicast+0x486/0x750 [ 27.056718][ C0] netlink_sendmsg+0x735/0xc60 [ 27.056941][ C0] ____sys_sendmsg+0x415/0x880 [ 27.057169][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 27.057350][ C0] __sys_sendmsg+0x12c/0x1d0 [ 27.057576][ C0] do_syscall_64+0xff/0x530 [ 27.057801][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.058012][ C0] } [ 27.058132][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.058351][ C0] ... acquired at: [ 27.058503][ C0] mark_lock+0x1d7/0xa00 [ 27.058645][ C0] mark_usage+0x42/0x170 [ 27.058833][ C0] __lock_acquire+0x388/0xc20 [ 27.058973][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.059161][ C0] _raw_spin_lock+0x33/0x40 [ 27.059311][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.059541][ C0] call_timer_fn+0x160/0x4d0 [ 27.059683][ C0] __run_timers+0x68f/0xaa0 [ 27.059872][ C0] run_timer_softirq+0xf0/0x160 [ 27.060012][ C0] handle_softirqs+0x1d3/0x900 [ 27.060201][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.060345][ C0] irq_exit_rcu+0xe/0x30 [ 27.060533][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.060706][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.060929][ C0] _raw_spin_unlock_irqrestore+0x36/0x80 [ 27.061151][ C0] qlist_free_all+0x5c/0x110 [ 27.061292][ C0] kasan_quarantine_reduce+0x196/0x240 [ 27.061487][ C0] __kasan_slab_alloc+0x4b/0x70 [ 27.061628][ C0] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 27.061815][ C0] do_getname.isra.0+0x32/0x240 [ 27.061954][ C0] do_sys_openat2+0xac/0x170 [ 27.062144][ C0] __x64_sys_openat+0x10e/0x210 [ 27.062283][ C0] do_syscall_64+0xff/0x530 [ 27.062478][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.062656][ C0] [ 27.062774][ C0] [ 27.062774][ C0] stack backtrace: [ 27.062953][ C0] CPU: 0 UID: 0 PID: 825 Comm: mausezahn Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.062957][ C0] Tainted: [W]=WARN [ 27.062958][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.062960][ C0] Call Trace: [ 27.062961][ C0] [ 27.062962][ C0] dump_stack_lvl+0x6f/0xa0 [ 27.062967][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.062970][ C0] mark_lock_irq+0x989/0x9c0 [ 27.062972][ C0] mark_lock+0x1d7/0xa00 [ 27.062974][ C0] mark_usage+0x42/0x170 [ 27.062976][ C0] __lock_acquire+0x388/0xc20 [ 27.062978][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.062980][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.062987][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.062990][ C0] ? lock_acquire+0x13c/0x160 [ 27.062992][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.062998][ C0] _raw_spin_lock+0x33/0x40 [ 27.063000][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.063006][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.063012][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.063018][ C0] call_timer_fn+0x160/0x4d0 [ 27.063020][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 27.063022][ C0] ? debug_object_active_state+0x430/0x430 [ 27.063025][ C0] ? find_held_lock+0x2b/0x80 [ 27.063027][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.063029][ C0] ? mark_held_locks+0x40/0x70 [ 27.063031][ C0] __run_timers+0x68f/0xaa0 [ 27.063033][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.063039][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.063041][ C0] ? __lock_acquire+0x518/0xc20 [ 27.063044][ C0] ? __rwlock_init+0x150/0x150 [ 27.063046][ C0] run_timer_softirq+0xf0/0x160 [ 27.063048][ C0] ? __run_timers+0xaa0/0xaa0 [ 27.063050][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.063051][ C0] handle_softirqs+0x1d3/0x900 [ 27.063053][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.063055][ C0] ? _local_bh_enable+0xc0/0xc0 [ 27.063057][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.063058][ C0] irq_exit_rcu+0xe/0x30 [ 27.063059][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.063061][ C0] [ 27.063062][ C0] [ 27.063062][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.063064][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 27.063066][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 c1 af ba fd 48 89 df e8 c9 05 bb fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 70 cf ac fd 65 48 83 3d af 0b f3 01 00 74 12 5b [ 27.063068][ C0] RSP: 0018:ffa00000027afc78 EFLAGS: 00000246 [ 27.063070][ C0] RAX: 0000000000000092 RBX: ff11000001f96400 RCX: ffffffffb43a8483 [ 27.063071][ C0] RDX: ff1100000c8ec6c0 RSI: ffffffffb4c38b01 RDI: ffffffffb468d8e0 [ 27.063072][ C0] RBP: 0000000000000286 R08: 0000000000000000 R09: 0000000000000000 [ 27.063073][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff11000005fafe08 [ 27.063074][ C0] R13: 0000000000000000 R14: ffa00000027afcc0 R15: ff11000004eb1cc0 [ 27.063075][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 27.063077][ C0] qlist_free_all+0x5c/0x110 [ 27.063079][ C0] kasan_quarantine_reduce+0x196/0x240 [ 27.063081][ C0] __kasan_slab_alloc+0x4b/0x70 [ 27.063083][ C0] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 27.063084][ C0] ? do_getname.isra.0+0x32/0x240 [ 27.063086][ C0] do_getname.isra.0+0x32/0x240 [ 27.063087][ C0] ? vfs_fstatat+0x57/0x90 [ 27.063090][ C0] do_sys_openat2+0xac/0x170 [ 27.063091][ C0] ? build_open_flags+0x6e0/0x6e0 [ 27.063094][ C0] __x64_sys_openat+0x10e/0x210 [ 27.063096][ C0] ? __ia32_sys_open+0x1b0/0x1b0 [ 27.063098][ C0] ? fpregs_restore_userregs+0x14b/0x300 [ 27.063100][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.063102][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.063104][ C0] do_syscall_64+0xff/0x530 [ 27.063105][ C0] ? exc_page_fault+0xee/0x100 [ 27.063107][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.063108][ C0] RIP: 0033:0x7f08c98f26e5 [ 27.063110][ C0] Code: 48 89 e5 48 89 55 e0 41 83 e2 40 75 28 89 f2 f7 d2 81 e2 00 00 41 00 74 1c 89 f2 bf 9c ff ff ff 48 89 c6 b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 23 5d c3 90 48 8d 4d 10 c7 45 b8 10 00 00 00 [ 27.063111][ C0] RSP: 002b:00007fffcf687460 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 27.063113][ C0] RAX: ffffffffffffffda RBX: 00007fffcf6876f0 RCX: 00007f08c98f26e5 [ 27.063114][ C0] RDX: 0000000000080000 RSI: 00007fffcf6874e0 RDI: 00000000ffffff9c [ 27.063114][ C0] RBP: 00007fffcf687460 R08: 00007fffcf6876d7 R09: 0000000000000000 [ 27.063115][ C0] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffcf6874e0 [ 27.063116][ C0] R13: 00007fffcf6874e0 R14: 00007f08c98c4000 R15: 0000000000000000 [ 27.063118][ C0] [ 50.613593][ T2057] br0: port 2(veth2) entered disabled state [ 50.613612][ T2057] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 50.613614][ T2057] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 2057, name: ip [ 50.613616][ T2057] preempt_count: 202, expected: 0 [ 50.613617][ T2057] RCU nest depth: 0, expected: 0 [ 50.613618][ T2057] INFO: lockdep is turned off. [ 50.613619][ T2057] irq event stamp: 0 [ 50.613620][ T2057] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 50.613624][ T2057] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 50.613630][ T2057] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 50.613632][ T2057] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 50.613633][ T2057] Preemption disabled at: [ 50.613634][ T2057] [<0000000000000000>] 0x0 [ 50.613639][ T2057] CPU: 3 UID: 0 PID: 2057 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 50.613642][ T2057] Tainted: [W]=WARN [ 50.613643][ T2057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.613645][ T2057] Call Trace: [ 50.613646][ T2057] [ 50.613648][ T2057] dump_stack_lvl+0x6f/0xa0 [ 50.613653][ T2057] __might_resched.cold+0x1fe/0x2c1 [ 50.613657][ T2057] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 50.613661][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613664][ T2057] __kmalloc_noprof+0x443/0x760 [ 50.613668][ T2057] ? __rwlock_init+0x150/0x150 [ 50.613671][ T2057] ? alloc_buf.isra.0+0x4b/0x260 [ 50.613674][ T2057] ? do_raw_spin_unlock+0x59/0x250 [ 50.613676][ T2057] alloc_buf.isra.0+0x4b/0x260 [ 50.613678][ T2057] put_chars+0x1e1/0x2f0 [ 50.613680][ T2057] ? __send_to_port+0x420/0x420 [ 50.613681][ T2057] ? printk_get_next_message+0x240/0x650 [ 50.613685][ T2057] hvc_console_print+0x292/0x780 [ 50.613688][ T2057] ? hvc_write+0x3a0/0x3a0 [ 50.613690][ T2057] ? __rwlock_init+0x150/0x150 [ 50.613691][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613693][ T2057] ? lock_acquire+0x13c/0x160 [ 50.613695][ T2057] console_emit_next_record+0x22f/0x4c0 [ 50.613698][ T2057] ? devkmsg_read+0x4b0/0x4b0 [ 50.613699][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613701][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613703][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613704][ T2057] ? lock_acquire+0x13c/0x160 [ 50.613706][ T2057] ? console_flush_one_record+0x111/0x710 [ 50.613708][ T2057] console_flush_one_record+0x46f/0x710 [ 50.613710][ T2057] ? console_emit_next_record+0x4c0/0x4c0 [ 50.613713][ T2057] console_unlock+0xee/0x1f0 [ 50.613714][ T2057] ? lock_acquire+0x13c/0x160 [ 50.613716][ T2057] ? console_flush_one_record+0x710/0x710 [ 50.613717][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613719][ T2057] ? lock_release+0x184/0x1f0 [ 50.613720][ T2057] ? lock_acquire+0x60/0x160 [ 50.613722][ T2057] ? __rcu_read_lock+0x30/0x70 [ 50.613724][ T2057] ? __down_trylock_console_sem+0x5e/0xa0 [ 50.613725][ T2057] ? vprintk_emit+0x320/0x3e0 [ 50.613727][ T2057] vprintk_emit+0x37c/0x3e0 [ 50.613730][ T2057] ? wake_up_klogd_work_func+0x90/0x90 [ 50.613731][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613733][ T2057] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 50.613735][ T2057] ? trace_hardirqs_on+0x36/0x40 [ 50.613737][ T2057] _printk+0xc7/0x100 [ 50.613740][ T2057] ? snapshot_read.cold+0x21/0x21 [ 50.613742][ T2057] ? ipv6_mc_down+0x17e/0x2d0 [ 50.613747][ T2057] br_set_state+0x22f/0x430 [bridge] [ 50.613759][ T2057] br_stp_disable_port+0x11f/0x390 [bridge] [ 50.613767][ T2057] br_device_event+0x7b5/0x8f0 [bridge] [ 50.613775][ T2057] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 50.613779][ T2057] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 50.613781][ T2057] ? addrconf_notify+0x2c8/0xf30 [ 50.613784][ T2057] notifier_call_chain+0xae/0x300 [ 50.613787][ T2057] __dev_notify_flags+0x23c/0x3c0 [ 50.613790][ T2057] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 50.613792][ T2057] ? netif_change_name+0x8c0/0x8c0 [ 50.613794][ T2057] ? netif_set_allmulti+0x250/0x250 [ 50.613796][ T2057] ? __kernel_text_address+0x12/0x30 [ 50.613798][ T2057] ? write_profile+0xf0/0xf0 [ 50.613800][ T2057] ? unwind_get_return_address+0x67/0xd0 [ 50.613803][ T2057] netif_change_flags+0xfe/0x190 [ 50.613805][ T2057] do_setlink.isra.0+0x1cc3/0x2750 [ 50.613808][ T2057] ? stack_trace_save+0x93/0xc0 [ 50.613810][ T2057] ? rtnl_link_get_size+0x350/0x350 [ 50.613811][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613812][ T2057] ? stack_depot_save_flags+0x1bc/0x790 [ 50.613816][ T2057] ? kasan_save_stack+0x3d/0x50 [ 50.613819][ T2057] ? kasan_save_stack+0x2f/0x50 [ 50.613820][ T2057] ? kasan_save_track+0x14/0x30 [ 50.613821][ T2057] ? __kasan_kmalloc+0x7b/0x90 [ 50.613823][ T2057] ? __kmalloc_cache_noprof+0x29a/0x620 [ 50.613825][ T2057] ? rtnl_newlink+0x124/0x11c0 [ 50.613826][ T2057] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 50.613827][ T2057] ? netlink_rcv_skb+0x14e/0x3a0 [ 50.613829][ T2057] ? netlink_unicast+0x486/0x750 [ 50.613831][ T2057] ? netlink_sendmsg+0x735/0xc60 [ 50.613832][ T2057] ? ____sys_sendmsg+0x415/0x880 [ 50.613834][ T2057] ? ___sys_sendmsg+0x14e/0x1d0 [ 50.613836][ T2057] ? __sys_sendmsg+0x12c/0x1d0 [ 50.613837][ T2057] ? do_syscall_64+0xff/0x530 [ 50.613839][ T2057] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 50.613842][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613843][ T2057] ? lock_acquire+0x13c/0x160 [ 50.613845][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613846][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613848][ T2057] ? trace_contention_end+0xb3/0x180 [ 50.613851][ T2057] ? __mutex_lock+0x1db/0x1ea0 [ 50.613853][ T2057] ? __mutex_lock+0x9a3/0x1ea0 [ 50.613854][ T2057] ? rtnl_newlink+0x9a8/0x11c0 [ 50.613855][ T2057] ? ww_mutex_lock+0x160/0x160 [ 50.613857][ T2057] ? __rtnl_newlink+0x3fa/0xa50 [ 50.613860][ T2057] rtnl_newlink+0x9f1/0x11c0 [ 50.613861][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613863][ T2057] ? rtnl_bridge_getlink+0x850/0x850 [ 50.613864][ T2057] ? lock_acquire+0x13c/0x160 [ 50.613866][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613868][ T2057] ? is_bpf_text_address+0x3e/0x110 [ 50.613871][ T2057] ? is_bpf_text_address+0x72/0x110 [ 50.613872][ T2057] ? kernel_text_address+0x149/0x170 [ 50.613874][ T2057] ? __kernel_text_address+0x12/0x30 [ 50.613875][ T2057] ? write_profile+0xf0/0xf0 [ 50.613876][ T2057] ? unwind_get_return_address+0x67/0xd0 [ 50.613877][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613879][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613881][ T2057] ? cap_capable+0x1d7/0x3d0 [ 50.613884][ T2057] ? lock_acquire+0x13c/0x160 [ 50.613885][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613887][ T2057] ? rtnl_bridge_getlink+0x850/0x850 [ 50.613888][ T2057] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 50.613890][ T2057] ? rtnl_link_fill+0x920/0x920 [ 50.613891][ T2057] ? filter_irq_stacks+0xd0/0xd0 [ 50.613893][ T2057] ? stack_depot_save_flags+0x1bc/0x790 [ 50.613895][ T2057] netlink_rcv_skb+0x14e/0x3a0 [ 50.613897][ T2057] ? rtnl_link_fill+0x920/0x920 [ 50.613898][ T2057] ? lock_release+0x184/0x1f0 [ 50.613899][ T2057] ? netlink_ack+0xcf0/0xcf0 [ 50.613901][ T2057] ? __netlink_lookup+0xb9/0x6b0 [ 50.613903][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613905][ T2057] ? lock_release+0x184/0x1f0 [ 50.613907][ T2057] netlink_unicast+0x486/0x750 [ 50.613908][ T2057] ? netlink_attachskb+0x810/0x810 [ 50.613910][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613912][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613913][ T2057] ? lock_acquire+0x13c/0x160 [ 50.613915][ T2057] netlink_sendmsg+0x735/0xc60 [ 50.613917][ T2057] ? netlink_unicast+0x750/0x750 [ 50.613919][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613920][ T2057] ? lock_release+0x184/0x1f0 [ 50.613922][ T2057] ____sys_sendmsg+0x415/0x880 [ 50.613924][ T2057] ? copy_msghdr_from_user+0x279/0x420 [ 50.613925][ T2057] ? get_timestamp.constprop.0+0x390/0x390 [ 50.613927][ T2057] ? move_addr_to_kernel+0x40/0x40 [ 50.613928][ T2057] ? filter_irq_stacks+0xd0/0xd0 [ 50.613931][ T2057] ___sys_sendmsg+0x14e/0x1d0 [ 50.613932][ T2057] ? copy_msghdr_from_user+0x420/0x420 [ 50.613937][ T2057] __sys_sendmsg+0x12c/0x1d0 [ 50.613939][ T2057] ? __sys_sendmsg_sock+0x20/0x20 [ 50.613942][ T2057] ? rcu_is_watching+0x16/0xd0 [ 50.613944][ T2057] do_syscall_64+0xff/0x530 [ 50.613945][ T2057] ? exc_page_fault+0xee/0x100 [ 50.613947][ T2057] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 50.613949][ T2057] RIP: 0033:0x7f0dc080b54e [ 50.613951][ T2057] 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 [ 50.613953][ T2057] RSP: 002b:00007ffec71e2da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 50.613957][ T2057] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0dc080b54e [ 50.613958][ T2057] RDX: 0000000000000000 RSI: 00007ffec71e2e50 RDI: 0000000000000005 [ 50.613959][ T2057] RBP: 00007ffec71e2db0 R08: 0000000000000000 R09: 0000000000000000 [ 50.613960][ T2057] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915bff [ 50.613960][ T2057] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec71e3510 [ 50.613963][ T2057] [ 50.648332][ T2057] ip (2057) used greatest stack depth: 23016 bytes left [ 50.664856][ T2058] veth2: left allmulticast mode [ 50.665128][ T2058] veth2: left promiscuous mode [ 50.665505][ T2058] br0: port 2(veth2) entered disabled state [ 50.687876][ T2059] br0: port 1(veth1) entered disabled state [ 50.703842][ T2060] veth1: left allmulticast mode [ 50.704018][ T2060] veth1: left promiscuous mode [ 50.704225][ T2060] br0: port 1(veth1) entered disabled state [ 50.887689][ T2077] br0: port 1(veth1) entered blocking state [ 50.887917][ T2077] br0: port 1(veth1) entered disabled state [ 50.888356][ T2077] veth1: entered allmulticast mode [ 50.889504][ T2077] veth1: entered promiscuous mode [ 50.906007][ T2079] br0: port 1(veth1) entered blocking state [ 50.906203][ T2079] br0: port 1(veth1) entered forwarding state [ 50.981162][ T2083] br0: port 2(veth2) entered blocking state [ 50.981376][ T2083] br0: port 2(veth2) entered disabled state [ 50.981568][ T2083] veth2: entered allmulticast mode [ 50.982441][ T2083] veth2: entered promiscuous mode [ 51.003479][ T38] br0: port 2(veth2) entered blocking state [ 51.003709][ T38] br0: port 2(veth2) entered forwarding state [ 88.001422][ T3880] br0: port 2(veth2) entered disabled state [ 88.001440][ T3880] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 88.001442][ T3880] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 3880, name: ip [ 88.001443][ T3880] preempt_count: 202, expected: 0 [ 88.001444][ T3880] RCU nest depth: 0, expected: 0 [ 88.001445][ T3880] INFO: lockdep is turned off. [ 88.001446][ T3880] irq event stamp: 0 [ 88.001447][ T3880] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 88.001452][ T3880] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 88.001458][ T3880] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 88.001459][ T3880] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 88.001461][ T3880] Preemption disabled at: [ 88.001462][ T3880] [<0000000000000000>] 0x0 [ 88.001466][ T3880] CPU: 0 UID: 0 PID: 3880 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 88.001469][ T3880] Tainted: [W]=WARN [ 88.001470][ T3880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.001472][ T3880] Call Trace: [ 88.001473][ T3880] [ 88.001475][ T3880] dump_stack_lvl+0x6f/0xa0 [ 88.001480][ T3880] __might_resched.cold+0x1fe/0x2c1 [ 88.001483][ T3880] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 88.001487][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001491][ T3880] __kmalloc_noprof+0x443/0x760 [ 88.001494][ T3880] ? __rwlock_init+0x150/0x150 [ 88.001497][ T3880] ? alloc_buf.isra.0+0x4b/0x260 [ 88.001500][ T3880] ? do_raw_spin_unlock+0x59/0x250 [ 88.001502][ T3880] alloc_buf.isra.0+0x4b/0x260 [ 88.001504][ T3880] put_chars+0x1e1/0x2f0 [ 88.001506][ T3880] ? __send_to_port+0x420/0x420 [ 88.001508][ T3880] ? printk_get_next_message+0x240/0x650 [ 88.001511][ T3880] hvc_console_print+0x292/0x780 [ 88.001514][ T3880] ? hvc_write+0x3a0/0x3a0 [ 88.001516][ T3880] ? __rwlock_init+0x150/0x150 [ 88.001518][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001520][ T3880] ? lock_acquire+0x13c/0x160 [ 88.001522][ T3880] console_emit_next_record+0x22f/0x4c0 [ 88.001524][ T3880] ? devkmsg_read+0x4b0/0x4b0 [ 88.001526][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001527][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001529][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001531][ T3880] ? lock_acquire+0x13c/0x160 [ 88.001532][ T3880] ? console_flush_one_record+0x111/0x710 [ 88.001534][ T3880] console_flush_one_record+0x46f/0x710 [ 88.001536][ T3880] ? console_emit_next_record+0x4c0/0x4c0 [ 88.001539][ T3880] console_unlock+0xee/0x1f0 [ 88.001541][ T3880] ? lock_acquire+0x13c/0x160 [ 88.001542][ T3880] ? console_flush_one_record+0x710/0x710 [ 88.001544][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001545][ T3880] ? lock_release+0x184/0x1f0 [ 88.001547][ T3880] ? lock_acquire+0x60/0x160 [ 88.001548][ T3880] ? __rcu_read_lock+0x30/0x70 [ 88.001550][ T3880] ? __down_trylock_console_sem+0x5e/0xa0 [ 88.001552][ T3880] ? vprintk_emit+0x320/0x3e0 [ 88.001554][ T3880] vprintk_emit+0x37c/0x3e0 [ 88.001556][ T3880] ? wake_up_klogd_work_func+0x90/0x90 [ 88.001558][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001559][ T3880] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 88.001562][ T3880] ? trace_hardirqs_on+0x36/0x40 [ 88.001563][ T3880] _printk+0xc7/0x100 [ 88.001566][ T3880] ? snapshot_read.cold+0x21/0x21 [ 88.001568][ T3880] ? ipv6_mc_down+0x17e/0x2d0 [ 88.001573][ T3880] br_set_state+0x22f/0x430 [bridge] [ 88.001586][ T3880] br_stp_disable_port+0x11f/0x390 [bridge] [ 88.001593][ T3880] br_device_event+0x7b5/0x8f0 [bridge] [ 88.001602][ T3880] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 88.001605][ T3880] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 88.001608][ T3880] ? addrconf_notify+0x2c8/0xf30 [ 88.001611][ T3880] notifier_call_chain+0xae/0x300 [ 88.001614][ T3880] __dev_notify_flags+0x23c/0x3c0 [ 88.001617][ T3880] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 88.001619][ T3880] ? netif_change_name+0x8c0/0x8c0 [ 88.001621][ T3880] ? netif_set_allmulti+0x250/0x250 [ 88.001623][ T3880] ? __kernel_text_address+0x12/0x30 [ 88.001625][ T3880] ? write_profile+0xf0/0xf0 [ 88.001627][ T3880] ? unwind_get_return_address+0x67/0xd0 [ 88.001630][ T3880] netif_change_flags+0xfe/0x190 [ 88.001632][ T3880] do_setlink.isra.0+0x1cc3/0x2750 [ 88.001635][ T3880] ? stack_trace_save+0x93/0xc0 [ 88.001636][ T3880] ? rtnl_link_get_size+0x350/0x350 [ 88.001637][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001639][ T3880] ? stack_depot_save_flags+0x1bc/0x790 [ 88.001642][ T3880] ? kasan_save_stack+0x3d/0x50 [ 88.001645][ T3880] ? kasan_save_stack+0x2f/0x50 [ 88.001646][ T3880] ? kasan_save_track+0x14/0x30 [ 88.001648][ T3880] ? __kasan_kmalloc+0x7b/0x90 [ 88.001649][ T3880] ? __kmalloc_cache_noprof+0x29a/0x620 [ 88.001651][ T3880] ? rtnl_newlink+0x124/0x11c0 [ 88.001652][ T3880] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 88.001653][ T3880] ? netlink_rcv_skb+0x14e/0x3a0 [ 88.001656][ T3880] ? netlink_unicast+0x486/0x750 [ 88.001657][ T3880] ? netlink_sendmsg+0x735/0xc60 [ 88.001658][ T3880] ? ____sys_sendmsg+0x415/0x880 [ 88.001661][ T3880] ? ___sys_sendmsg+0x14e/0x1d0 [ 88.001662][ T3880] ? __sys_sendmsg+0x12c/0x1d0 [ 88.001664][ T3880] ? do_syscall_64+0xff/0x530 [ 88.001665][ T3880] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 88.001668][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001669][ T3880] ? lock_acquire+0x13c/0x160 [ 88.001671][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001672][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001674][ T3880] ? trace_contention_end+0xb3/0x180 [ 88.001677][ T3880] ? __mutex_lock+0x1db/0x1ea0 [ 88.001678][ T3880] ? __mutex_lock+0x9a3/0x1ea0 [ 88.001680][ T3880] ? rtnl_newlink+0x9a8/0x11c0 [ 88.001681][ T3880] ? ww_mutex_lock+0x160/0x160 [ 88.001683][ T3880] ? __rtnl_newlink+0x3fa/0xa50 [ 88.001685][ T3880] rtnl_newlink+0x9f1/0x11c0 [ 88.001687][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001689][ T3880] ? rtnl_bridge_getlink+0x850/0x850 [ 88.001690][ T3880] ? lock_acquire+0x13c/0x160 [ 88.001691][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001693][ T3880] ? is_bpf_text_address+0x3e/0x110 [ 88.001696][ T3880] ? is_bpf_text_address+0x72/0x110 [ 88.001698][ T3880] ? kernel_text_address+0x149/0x170 [ 88.001699][ T3880] ? __kernel_text_address+0x12/0x30 [ 88.001700][ T3880] ? write_profile+0xf0/0xf0 [ 88.001701][ T3880] ? unwind_get_return_address+0x67/0xd0 [ 88.001703][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001704][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001706][ T3880] ? cap_capable+0x1d7/0x3d0 [ 88.001709][ T3880] ? lock_acquire+0x13c/0x160 [ 88.001710][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001712][ T3880] ? rtnl_bridge_getlink+0x850/0x850 [ 88.001713][ T3880] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 88.001715][ T3880] ? rtnl_link_fill+0x920/0x920 [ 88.001716][ T3880] ? filter_irq_stacks+0xd0/0xd0 [ 88.001718][ T3880] ? stack_depot_save_flags+0x1bc/0x790 [ 88.001720][ T3880] netlink_rcv_skb+0x14e/0x3a0 [ 88.001721][ T3880] ? rtnl_link_fill+0x920/0x920 [ 88.001723][ T3880] ? lock_release+0x184/0x1f0 [ 88.001724][ T3880] ? netlink_ack+0xcf0/0xcf0 [ 88.001725][ T3880] ? __netlink_lookup+0xb9/0x6b0 [ 88.001728][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001730][ T3880] ? lock_release+0x184/0x1f0 [ 88.001731][ T3880] netlink_unicast+0x486/0x750 [ 88.001733][ T3880] ? netlink_attachskb+0x810/0x810 [ 88.001735][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001736][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001738][ T3880] ? lock_acquire+0x13c/0x160 [ 88.001740][ T3880] netlink_sendmsg+0x735/0xc60 [ 88.001742][ T3880] ? netlink_unicast+0x750/0x750 [ 88.001743][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001745][ T3880] ? lock_release+0x184/0x1f0 [ 88.001747][ T3880] ____sys_sendmsg+0x415/0x880 [ 88.001748][ T3880] ? copy_msghdr_from_user+0x279/0x420 [ 88.001750][ T3880] ? get_timestamp.constprop.0+0x390/0x390 [ 88.001751][ T3880] ? move_addr_to_kernel+0x40/0x40 [ 88.001753][ T3880] ? filter_irq_stacks+0xd0/0xd0 [ 88.001755][ T3880] ___sys_sendmsg+0x14e/0x1d0 [ 88.001757][ T3880] ? copy_msghdr_from_user+0x420/0x420 [ 88.001762][ T3880] __sys_sendmsg+0x12c/0x1d0 [ 88.001763][ T3880] ? __sys_sendmsg_sock+0x20/0x20 [ 88.001766][ T3880] ? rcu_is_watching+0x16/0xd0 [ 88.001768][ T3880] do_syscall_64+0xff/0x530 [ 88.001769][ T3880] ? exc_page_fault+0xee/0x100 [ 88.001771][ T3880] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 88.001773][ T3880] RIP: 0033:0x7f8d56eee54e [ 88.001775][ T3880] 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 [ 88.001777][ T3880] RSP: 002b:00007ffcaee5a3c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 88.001781][ T3880] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8d56eee54e [ 88.001782][ T3880] RDX: 0000000000000000 RSI: 00007ffcaee5a470 RDI: 0000000000000005 [ 88.001783][ T3880] RBP: 00007ffcaee5a3d0 R08: 0000000000000000 R09: 0000000000000000 [ 88.001784][ T3880] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915c24 [ 88.001785][ T3880] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcaee5ab30 [ 88.001787][ T3880] [ 88.058501][ T3881] veth2: left allmulticast mode [ 88.058723][ T3881] veth2: left promiscuous mode [ 88.059012][ T3881] br0: port 2(veth2) entered disabled state [ 88.080694][ T3882] br0: port 1(veth1) entered disabled state [ 88.097030][ T3883] veth1: left allmulticast mode [ 88.097204][ T3883] veth1: left promiscuous mode [ 88.097419][ T3883] br0: port 1(veth1) entered disabled state [ 88.298374][ T3901] br0: port 1(veth1) entered blocking state [ 88.298654][ T3901] br0: port 1(veth1) entered disabled state [ 88.298855][ T3901] veth1: entered allmulticast mode [ 88.300607][ T3901] veth1: entered promiscuous mode [ 88.318760][ T3902] br0: port 1(veth1) entered blocking state [ 88.319073][ T3902] br0: port 1(veth1) entered forwarding state [ 88.409728][ T3906] br0: port 2(veth2) entered blocking state [ 88.410010][ T3906] br0: port 2(veth2) entered disabled state [ 88.410265][ T3906] veth2: entered allmulticast mode [ 88.411231][ T3906] veth2: entered promiscuous mode [ 88.445368][ T36] br0: port 2(veth2) entered blocking state [ 88.445624][ T36] br0: port 2(veth2) entered forwarding state [ 162.935399][ T7759] br0: port 2(veth2) entered disabled state [ 162.935421][ T7759] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 162.935423][ T7759] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 7759, name: ip [ 162.935425][ T7759] preempt_count: 202, expected: 0 [ 162.935426][ T7759] RCU nest depth: 0, expected: 0 [ 162.935427][ T7759] INFO: lockdep is turned off. [ 162.935428][ T7759] irq event stamp: 0 [ 162.935429][ T7759] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 162.935433][ T7759] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 162.935439][ T7759] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 162.935441][ T7759] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 162.935443][ T7759] Preemption disabled at: [ 162.935443][ T7759] [<0000000000000000>] 0x0 [ 162.935448][ T7759] CPU: 0 UID: 0 PID: 7759 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 162.935451][ T7759] Tainted: [W]=WARN [ 162.935452][ T7759] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.935453][ T7759] Call Trace: [ 162.935455][ T7759] [ 162.935456][ T7759] dump_stack_lvl+0x6f/0xa0 [ 162.935462][ T7759] __might_resched.cold+0x1fe/0x2c1 [ 162.935465][ T7759] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 162.935469][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935473][ T7759] __kmalloc_noprof+0x443/0x760 [ 162.935476][ T7759] ? __rwlock_init+0x150/0x150 [ 162.935479][ T7759] ? alloc_buf.isra.0+0x4b/0x260 [ 162.935483][ T7759] ? do_raw_spin_unlock+0x59/0x250 [ 162.935485][ T7759] alloc_buf.isra.0+0x4b/0x260 [ 162.935486][ T7759] put_chars+0x1e1/0x2f0 [ 162.935488][ T7759] ? __send_to_port+0x420/0x420 [ 162.935490][ T7759] ? printk_get_next_message+0x240/0x650 [ 162.935493][ T7759] hvc_console_print+0x292/0x780 [ 162.935496][ T7759] ? hvc_write+0x3a0/0x3a0 [ 162.935498][ T7759] ? __rwlock_init+0x150/0x150 [ 162.935500][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935501][ T7759] ? lock_acquire+0x13c/0x160 [ 162.935503][ T7759] console_emit_next_record+0x22f/0x4c0 [ 162.935506][ T7759] ? devkmsg_read+0x4b0/0x4b0 [ 162.935508][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935509][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935511][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935513][ T7759] ? lock_acquire+0x13c/0x160 [ 162.935514][ T7759] ? console_flush_one_record+0x111/0x710 [ 162.935516][ T7759] console_flush_one_record+0x46f/0x710 [ 162.935518][ T7759] ? console_emit_next_record+0x4c0/0x4c0 [ 162.935521][ T7759] console_unlock+0xee/0x1f0 [ 162.935523][ T7759] ? lock_acquire+0x13c/0x160 [ 162.935524][ T7759] ? console_flush_one_record+0x710/0x710 [ 162.935526][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935527][ T7759] ? lock_release+0x184/0x1f0 [ 162.935528][ T7759] ? lock_acquire+0x60/0x160 [ 162.935530][ T7759] ? __rcu_read_lock+0x30/0x70 [ 162.935532][ T7759] ? __down_trylock_console_sem+0x5e/0xa0 [ 162.935534][ T7759] ? vprintk_emit+0x320/0x3e0 [ 162.935536][ T7759] vprintk_emit+0x37c/0x3e0 [ 162.935538][ T7759] ? wake_up_klogd_work_func+0x90/0x90 [ 162.935540][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935541][ T7759] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 162.935544][ T7759] ? trace_hardirqs_on+0x36/0x40 [ 162.935546][ T7759] _printk+0xc7/0x100 [ 162.935549][ T7759] ? snapshot_read.cold+0x21/0x21 [ 162.935551][ T7759] ? ipv6_mc_down+0x17e/0x2d0 [ 162.935555][ T7759] br_set_state+0x22f/0x430 [bridge] [ 162.935569][ T7759] br_stp_disable_port+0x11f/0x390 [bridge] [ 162.935577][ T7759] br_device_event+0x7b5/0x8f0 [bridge] [ 162.935585][ T7759] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 162.935589][ T7759] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 162.935591][ T7759] ? addrconf_notify+0x2c8/0xf30 [ 162.935594][ T7759] notifier_call_chain+0xae/0x300 [ 162.935597][ T7759] __dev_notify_flags+0x23c/0x3c0 [ 162.935601][ T7759] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 162.935603][ T7759] ? netif_change_name+0x8c0/0x8c0 [ 162.935605][ T7759] ? netif_set_allmulti+0x250/0x250 [ 162.935607][ T7759] ? __kernel_text_address+0x12/0x30 [ 162.935609][ T7759] ? write_profile+0xf0/0xf0 [ 162.935611][ T7759] ? unwind_get_return_address+0x67/0xd0 [ 162.935614][ T7759] netif_change_flags+0xfe/0x190 [ 162.935616][ T7759] do_setlink.isra.0+0x1cc3/0x2750 [ 162.935619][ T7759] ? stack_trace_save+0x93/0xc0 [ 162.935620][ T7759] ? rtnl_link_get_size+0x350/0x350 [ 162.935622][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935623][ T7759] ? stack_depot_save_flags+0x1bc/0x790 [ 162.935627][ T7759] ? kasan_save_stack+0x3d/0x50 [ 162.935630][ T7759] ? kasan_save_stack+0x2f/0x50 [ 162.935631][ T7759] ? kasan_save_track+0x14/0x30 [ 162.935632][ T7759] ? __kasan_kmalloc+0x7b/0x90 [ 162.935634][ T7759] ? __kmalloc_cache_noprof+0x29a/0x620 [ 162.935635][ T7759] ? rtnl_newlink+0x124/0x11c0 [ 162.935637][ T7759] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 162.935638][ T7759] ? netlink_rcv_skb+0x14e/0x3a0 [ 162.935640][ T7759] ? netlink_unicast+0x486/0x750 [ 162.935642][ T7759] ? netlink_sendmsg+0x735/0xc60 [ 162.935643][ T7759] ? ____sys_sendmsg+0x415/0x880 [ 162.935645][ T7759] ? ___sys_sendmsg+0x14e/0x1d0 [ 162.935647][ T7759] ? __sys_sendmsg+0x12c/0x1d0 [ 162.935648][ T7759] ? do_syscall_64+0xff/0x530 [ 162.935650][ T7759] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 162.935653][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935654][ T7759] ? lock_acquire+0x13c/0x160 [ 162.935656][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935657][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935659][ T7759] ? trace_contention_end+0xb3/0x180 [ 162.935662][ T7759] ? __mutex_lock+0x1db/0x1ea0 [ 162.935663][ T7759] ? __mutex_lock+0x9a3/0x1ea0 [ 162.935664][ T7759] ? rtnl_newlink+0x9a8/0x11c0 [ 162.935666][ T7759] ? ww_mutex_lock+0x160/0x160 [ 162.935668][ T7759] ? __rtnl_newlink+0x3fa/0xa50 [ 162.935670][ T7759] rtnl_newlink+0x9f1/0x11c0 [ 162.935672][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935674][ T7759] ? rtnl_bridge_getlink+0x850/0x850 [ 162.935675][ T7759] ? lock_acquire+0x13c/0x160 [ 162.935676][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935678][ T7759] ? is_bpf_text_address+0x3e/0x110 [ 162.935681][ T7759] ? is_bpf_text_address+0x72/0x110 [ 162.935683][ T7759] ? kernel_text_address+0x149/0x170 [ 162.935684][ T7759] ? __kernel_text_address+0x12/0x30 [ 162.935686][ T7759] ? write_profile+0xf0/0xf0 [ 162.935687][ T7759] ? unwind_get_return_address+0x67/0xd0 [ 162.935688][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935690][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935692][ T7759] ? cap_capable+0x1d7/0x3d0 [ 162.935695][ T7759] ? lock_acquire+0x13c/0x160 [ 162.935696][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935698][ T7759] ? rtnl_bridge_getlink+0x850/0x850 [ 162.935699][ T7759] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 162.935701][ T7759] ? rtnl_link_fill+0x920/0x920 [ 162.935702][ T7759] ? filter_irq_stacks+0xd0/0xd0 [ 162.935704][ T7759] ? stack_depot_save_flags+0x1bc/0x790 [ 162.935706][ T7759] netlink_rcv_skb+0x14e/0x3a0 [ 162.935707][ T7759] ? rtnl_link_fill+0x920/0x920 [ 162.935709][ T7759] ? lock_release+0x184/0x1f0 [ 162.935710][ T7759] ? netlink_ack+0xcf0/0xcf0 [ 162.935711][ T7759] ? __netlink_lookup+0xb9/0x6b0 [ 162.935714][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935716][ T7759] ? lock_release+0x184/0x1f0 [ 162.935717][ T7759] netlink_unicast+0x486/0x750 [ 162.935719][ T7759] ? netlink_attachskb+0x810/0x810 [ 162.935721][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935723][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935724][ T7759] ? lock_acquire+0x13c/0x160 [ 162.935726][ T7759] netlink_sendmsg+0x735/0xc60 [ 162.935728][ T7759] ? netlink_unicast+0x750/0x750 [ 162.935730][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935731][ T7759] ? lock_release+0x184/0x1f0 [ 162.935733][ T7759] ____sys_sendmsg+0x415/0x880 [ 162.935735][ T7759] ? copy_msghdr_from_user+0x279/0x420 [ 162.935736][ T7759] ? get_timestamp.constprop.0+0x390/0x390 [ 162.935738][ T7759] ? move_addr_to_kernel+0x40/0x40 [ 162.935739][ T7759] ? filter_irq_stacks+0xd0/0xd0 [ 162.935742][ T7759] ___sys_sendmsg+0x14e/0x1d0 [ 162.935743][ T7759] ? copy_msghdr_from_user+0x420/0x420 [ 162.935748][ T7759] __sys_sendmsg+0x12c/0x1d0 [ 162.935750][ T7759] ? __sys_sendmsg_sock+0x20/0x20 [ 162.935753][ T7759] ? rcu_is_watching+0x16/0xd0 [ 162.935755][ T7759] do_syscall_64+0xff/0x530 [ 162.935756][ T7759] ? exc_page_fault+0xee/0x100 [ 162.935758][ T7759] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 162.935760][ T7759] RIP: 0033:0x7f30fdfce54e [ 162.935762][ T7759] 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 [ 162.935764][ T7759] RSP: 002b:00007ffdbf8da0f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 162.935767][ T7759] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f30fdfce54e [ 162.935769][ T7759] RDX: 0000000000000000 RSI: 00007ffdbf8da1a0 RDI: 0000000000000005 [ 162.935770][ T7759] RBP: 00007ffdbf8da100 R08: 0000000000000000 R09: 0000000000000000 [ 162.935770][ T7759] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915c6f [ 162.935771][ T7759] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdbf8da860 [ 162.935774][ T7759] [ 162.990807][ T7760] veth2: left allmulticast mode [ 162.991163][ T7760] veth2: left promiscuous mode [ 162.991370][ T7760] br0: port 2(veth2) entered disabled state [ 163.008679][ T7761] br0: port 1(veth1) entered disabled state [ 163.025923][ T7762] veth1: left allmulticast mode [ 163.027007][ T7762] veth1: left promiscuous mode [ 163.027266][ T7762] br0: port 1(veth1) entered disabled state [ 163.215738][ T7780] br0: port 1(veth1) entered blocking state [ 163.216400][ T7780] br0: port 1(veth1) entered disabled state [ 163.216721][ T7780] veth1: entered allmulticast mode [ 163.217649][ T7780] veth1: entered promiscuous mode [ 163.233767][ T7781] br0: port 1(veth1) entered blocking state [ 163.233978][ T7781] br0: port 1(veth1) entered forwarding state [ 163.305651][ T7785] br0: port 2(veth2) entered blocking state [ 163.305858][ T7785] br0: port 2(veth2) entered disabled state [ 163.306056][ T7785] veth2: entered allmulticast mode [ 163.306933][ T7785] veth2: entered promiscuous mode [ 163.327257][ T36] br0: port 2(veth2) entered blocking state [ 163.327467][ T36] br0: port 2(veth2) entered forwarding state [ 168.559933][ T7809] br0: port 2(veth2) entered disabled state [ 168.559950][ T7809] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 168.559952][ T7809] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 7809, name: ip [ 168.559954][ T7809] preempt_count: 202, expected: 0 [ 168.559954][ T7809] RCU nest depth: 0, expected: 0 [ 168.559955][ T7809] INFO: lockdep is turned off. [ 168.559957][ T7809] irq event stamp: 0 [ 168.559958][ T7809] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 168.559963][ T7809] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 168.559972][ T7809] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 168.559973][ T7809] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 168.559975][ T7809] Preemption disabled at: [ 168.559976][ T7809] [<0000000000000000>] 0x0 [ 168.559981][ T7809] CPU: 3 UID: 0 PID: 7809 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 168.559984][ T7809] Tainted: [W]=WARN [ 168.559985][ T7809] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.559987][ T7809] Call Trace: [ 168.559988][ T7809] [ 168.559990][ T7809] dump_stack_lvl+0x6f/0xa0 [ 168.559995][ T7809] __might_resched.cold+0x1fe/0x2c1 [ 168.559999][ T7809] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 168.560002][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560006][ T7809] __kmalloc_noprof+0x443/0x760 [ 168.560010][ T7809] ? __rwlock_init+0x150/0x150 [ 168.560013][ T7809] ? alloc_buf.isra.0+0x4b/0x260 [ 168.560017][ T7809] ? do_raw_spin_unlock+0x59/0x250 [ 168.560019][ T7809] alloc_buf.isra.0+0x4b/0x260 [ 168.560021][ T7809] put_chars+0x1e1/0x2f0 [ 168.560023][ T7809] ? desc_read_finalized_seq+0x79/0x120 [ 168.560025][ T7809] ? __send_to_port+0x420/0x420 [ 168.560027][ T7809] ? console_prepend_replay+0x20/0x20 [ 168.560030][ T7809] hvc_console_print+0x292/0x780 [ 168.560033][ T7809] ? hvc_write+0x3a0/0x3a0 [ 168.560034][ T7809] ? do_raw_spin_lock+0x131/0x280 [ 168.560036][ T7809] ? __rwlock_init+0x150/0x150 [ 168.560037][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560039][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560040][ T7809] ? lock_acquire+0x13c/0x160 [ 168.560043][ T7809] console_emit_next_record+0x22f/0x4c0 [ 168.560045][ T7809] ? devkmsg_read+0x4b0/0x4b0 [ 168.560047][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560049][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560050][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560052][ T7809] ? lock_acquire+0x13c/0x160 [ 168.560054][ T7809] ? console_flush_one_record+0x111/0x710 [ 168.560055][ T7809] console_flush_one_record+0x46f/0x710 [ 168.560057][ T7809] ? console_emit_next_record+0x4c0/0x4c0 [ 168.560060][ T7809] console_unlock+0xee/0x1f0 [ 168.560062][ T7809] ? lock_acquire+0x13c/0x160 [ 168.560063][ T7809] ? console_flush_one_record+0x710/0x710 [ 168.560065][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560066][ T7809] ? lock_release+0x184/0x1f0 [ 168.560068][ T7809] ? lock_acquire+0x60/0x160 [ 168.560069][ T7809] ? __rcu_read_lock+0x30/0x70 [ 168.560071][ T7809] ? __down_trylock_console_sem+0x5e/0xa0 [ 168.560073][ T7809] ? vprintk_emit+0x320/0x3e0 [ 168.560075][ T7809] vprintk_emit+0x37c/0x3e0 [ 168.560078][ T7809] ? wake_up_klogd_work_func+0x90/0x90 [ 168.560080][ T7809] ? debug_object_assert_init+0x1d9/0x360 [ 168.560084][ T7809] ? debug_object_activate+0x4a0/0x4a0 [ 168.560086][ T7809] _printk+0xc7/0x100 [ 168.560089][ T7809] ? snapshot_read.cold+0x21/0x21 [ 168.560091][ T7809] ? __rwlock_init+0x150/0x150 [ 168.560093][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560094][ T7809] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 168.560098][ T7809] br_set_state+0x22f/0x430 [bridge] [ 168.560110][ T7809] br_stp_disable_port+0x11f/0x390 [bridge] [ 168.560118][ T7809] br_stp_disable_bridge+0xb9/0x180 [bridge] [ 168.560125][ T7809] br_dev_stop+0x28/0x1a0 [bridge] [ 168.560133][ T7809] ? rtnl_is_locked+0x15/0x20 [ 168.560136][ T7809] __dev_close_many+0x1c8/0x530 [ 168.560140][ T7809] ? netif_open+0x120/0x120 [ 168.560141][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560143][ T7809] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 168.560145][ T7809] __dev_change_flags+0x288/0x660 [ 168.560147][ T7809] ? netif_set_allmulti+0x250/0x250 [ 168.560149][ T7809] ? __kernel_text_address+0x12/0x30 [ 168.560151][ T7809] ? write_profile+0xf0/0xf0 [ 168.560153][ T7809] ? unwind_get_return_address+0x67/0xd0 [ 168.560156][ T7809] netif_change_flags+0x87/0x190 [ 168.560158][ T7809] do_setlink.isra.0+0x1cc3/0x2750 [ 168.560161][ T7809] ? stack_trace_save+0x93/0xc0 [ 168.560162][ T7809] ? rtnl_link_get_size+0x350/0x350 [ 168.560163][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560165][ T7809] ? stack_depot_save_flags+0x1bc/0x790 [ 168.560168][ T7809] ? kasan_save_stack+0x3d/0x50 [ 168.560171][ T7809] ? kasan_save_stack+0x2f/0x50 [ 168.560172][ T7809] ? kasan_save_track+0x14/0x30 [ 168.560174][ T7809] ? __kasan_kmalloc+0x7b/0x90 [ 168.560175][ T7809] ? __kmalloc_cache_noprof+0x29a/0x620 [ 168.560177][ T7809] ? rtnl_newlink+0x124/0x11c0 [ 168.560178][ T7809] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 168.560179][ T7809] ? netlink_rcv_skb+0x14e/0x3a0 [ 168.560181][ T7809] ? netlink_unicast+0x486/0x750 [ 168.560183][ T7809] ? netlink_sendmsg+0x735/0xc60 [ 168.560184][ T7809] ? ____sys_sendmsg+0x415/0x880 [ 168.560187][ T7809] ? ___sys_sendmsg+0x14e/0x1d0 [ 168.560188][ T7809] ? __sys_sendmsg+0x12c/0x1d0 [ 168.560190][ T7809] ? do_syscall_64+0xff/0x530 [ 168.560192][ T7809] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 168.560195][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560197][ T7809] ? lock_acquire+0x13c/0x160 [ 168.560198][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560199][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560201][ T7809] ? trace_contention_end+0xb3/0x180 [ 168.560204][ T7809] ? __mutex_lock+0x1db/0x1ea0 [ 168.560206][ T7809] ? __mutex_lock+0x9a3/0x1ea0 [ 168.560207][ T7809] ? rtnl_newlink+0x9a8/0x11c0 [ 168.560209][ T7809] ? ww_mutex_lock+0x160/0x160 [ 168.560211][ T7809] ? __rtnl_newlink+0x3fa/0xa50 [ 168.560213][ T7809] rtnl_newlink+0x9f1/0x11c0 [ 168.560215][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560217][ T7809] ? rtnl_bridge_getlink+0x850/0x850 [ 168.560218][ T7809] ? lock_acquire+0x13c/0x160 [ 168.560219][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560221][ T7809] ? is_bpf_text_address+0x3e/0x110 [ 168.560224][ T7809] ? is_bpf_text_address+0x72/0x110 [ 168.560226][ T7809] ? kernel_text_address+0x149/0x170 [ 168.560228][ T7809] ? __kernel_text_address+0x12/0x30 [ 168.560229][ T7809] ? write_profile+0xf0/0xf0 [ 168.560230][ T7809] ? unwind_get_return_address+0x67/0xd0 [ 168.560231][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560233][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560234][ T7809] ? cap_capable+0x1d7/0x3d0 [ 168.560238][ T7809] ? lock_acquire+0x13c/0x160 [ 168.560239][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560241][ T7809] ? rtnl_bridge_getlink+0x850/0x850 [ 168.560242][ T7809] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 168.560244][ T7809] ? rtnl_link_fill+0x920/0x920 [ 168.560245][ T7809] ? filter_irq_stacks+0xd0/0xd0 [ 168.560247][ T7809] ? stack_depot_save_flags+0x1bc/0x790 [ 168.560249][ T7809] netlink_rcv_skb+0x14e/0x3a0 [ 168.560250][ T7809] ? rtnl_link_fill+0x920/0x920 [ 168.560252][ T7809] ? lock_release+0x184/0x1f0 [ 168.560253][ T7809] ? netlink_ack+0xcf0/0xcf0 [ 168.560254][ T7809] ? __netlink_lookup+0xb9/0x6b0 [ 168.560257][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560258][ T7809] ? lock_release+0x184/0x1f0 [ 168.560260][ T7809] netlink_unicast+0x486/0x750 [ 168.560262][ T7809] ? netlink_attachskb+0x810/0x810 [ 168.560264][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560265][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560267][ T7809] ? lock_acquire+0x13c/0x160 [ 168.560269][ T7809] netlink_sendmsg+0x735/0xc60 [ 168.560271][ T7809] ? netlink_unicast+0x750/0x750 [ 168.560272][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560274][ T7809] ? lock_release+0x184/0x1f0 [ 168.560276][ T7809] ____sys_sendmsg+0x415/0x880 [ 168.560277][ T7809] ? copy_msghdr_from_user+0x279/0x420 [ 168.560279][ T7809] ? get_timestamp.constprop.0+0x390/0x390 [ 168.560280][ T7809] ? move_addr_to_kernel+0x40/0x40 [ 168.560282][ T7809] ? filter_irq_stacks+0xd0/0xd0 [ 168.560284][ T7809] ___sys_sendmsg+0x14e/0x1d0 [ 168.560286][ T7809] ? copy_msghdr_from_user+0x420/0x420 [ 168.560291][ T7809] __sys_sendmsg+0x12c/0x1d0 [ 168.560293][ T7809] ? __sys_sendmsg_sock+0x20/0x20 [ 168.560295][ T7809] ? rcu_is_watching+0x16/0xd0 [ 168.560297][ T7809] do_syscall_64+0xff/0x530 [ 168.560298][ T7809] ? exc_page_fault+0xee/0x100 [ 168.560301][ T7809] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 168.560302][ T7809] RIP: 0033:0x7f949dc0e54e [ 168.560304][ T7809] 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 [ 168.560306][ T7809] RSP: 002b:00007ffffa806e50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 168.560309][ T7809] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f949dc0e54e [ 168.560310][ T7809] RDX: 0000000000000000 RSI: 00007ffffa806f00 RDI: 0000000000000005 [ 168.560311][ T7809] RBP: 00007ffffa806e60 R08: 0000000000000000 R09: 0000000000000000 [ 168.560312][ T7809] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915c75 [ 168.560313][ T7809] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffffa8075c0 [ 168.560315][ T7809] [ 168.588899][ T7809] br0: port 1(veth1) entered disabled state [ 168.687294][ T7815] br0: port 2(veth2) entered blocking state [ 168.687518][ T7815] br0: port 2(veth2) entered forwarding state [ 168.687805][ T7815] br0: port 1(veth1) entered blocking state [ 168.687987][ T7815] br0: port 1(veth1) entered forwarding state [ 168.899220][ T7831] br0: port 2(veth2) entered disabled state [ 168.899501][ T7831] br0: port 1(veth1) entered disabled state [ 168.954233][ T7834] br0: port 2(veth2) entered blocking state [ 168.954496][ T7834] br0: port 2(veth2) entered forwarding state [ 168.954825][ T7834] br0: port 1(veth1) entered blocking state [ 168.955052][ T7834] br0: port 1(veth1) entered forwarding state [ 169.067630][ T7841] br0: port 2(veth2) entered disabled state [ 169.084510][ T7842] veth2: left allmulticast mode [ 169.084729][ T7842] veth2: left promiscuous mode [ 169.085008][ T7842] br0: port 2(veth2) entered disabled state [ 169.112636][ T7843] br0: port 1(veth1) entered disabled state [ 169.137075][ T7844] veth1: left allmulticast mode [ 169.137286][ T7844] veth1: left promiscuous mode [ 169.137561][ T7844] br0: port 1(veth1) entered disabled state