[ 9.245958][ T186] ip (186) used greatest stack depth: 23824 bytes left [ 9.245974][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.245976][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 9.245978][ T186] preempt_count: 2, expected: 0 [ 9.245978][ T186] RCU nest depth: 0, expected: 0 [ 9.245979][ T186] locks held by ip/186: 5, last CPU#1: [ 9.245982][ T186] #0: ffffffffaca027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.245994][ T186] #1: ffffffffacb69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.246000][ T186] #2: ffffffffacb69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.246003][ T186] #3: ffffffffaca89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.246007][ T186] #4: ffffffffaca89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.246011][ T186] irq event stamp: 29308 [ 9.246012][ T186] hardirqs last enabled at (29307): [] __down_trylock_console_sem+0x86/0xa0 [ 9.246014][ T186] hardirqs last disabled at (29308): [] console_emit_next_record+0x3d4/0x4c0 [ 9.246016][ T186] softirqs last enabled at (29176): [] handle_softirqs+0x67c/0x900 [ 9.246019][ T186] softirqs last disabled at (29167): [] __irq_exit_rcu+0x145/0x1c0 [ 9.246021][ T186] Preemption disabled at: [ 9.246022][ T186] [<0000000000000000>] 0x0 [ 9.246028][ T186] CPU: 1 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.246031][ T186] Tainted: [W]=WARN [ 9.246032][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.246034][ T186] Call Trace: [ 9.246035][ T186] [ 9.246037][ T186] dump_stack_lvl+0x6f/0xa0 [ 9.246044][ T186] __might_resched.cold+0x1fe/0x2c1 [ 9.246048][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.246052][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 9.246058][ T186] __kmalloc_noprof+0x443/0x760 [ 9.246060][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 9.246066][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 9.246069][ T186] alloc_buf.isra.0+0x4b/0x260 [ 9.246072][ T186] put_chars+0x1e1/0x2f0 [ 9.246075][ T186] ? __send_to_port+0x420/0x420 [ 9.246076][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.246081][ T186] ? validate_chain+0x38b/0xc20 [ 9.246086][ T186] hvc_console_print+0x292/0x780 [ 9.246092][ T186] ? hvc_write+0x3a0/0x3a0 [ 9.246094][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.246097][ T186] ? lock_acquire+0x13c/0x160 [ 9.246101][ T186] console_emit_next_record+0x22f/0x4c0 [ 9.246105][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 9.246107][ T186] ? console_flush_one_record+0x106/0x710 [ 9.246110][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.246112][ T186] ? lock_acquire+0x13c/0x160 [ 9.246116][ T186] console_flush_one_record+0x46f/0x710 [ 9.246120][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 9.246122][ T186] ? __lock_acquire+0x518/0xc20 [ 9.246127][ T186] console_unlock+0xee/0x1f0 [ 9.246130][ T186] ? console_flush_one_record+0x710/0x710 [ 9.246132][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.246134][ T186] ? lock_acquire+0x60/0x160 [ 9.246138][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.246140][ T186] ? vprintk_emit+0x320/0x3e0 [ 9.246143][ T186] vprintk_emit+0x37c/0x3e0 [ 9.246147][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 9.246150][ T186] ? __lock_acquire+0x518/0xc20 [ 9.246154][ T186] _printk+0xc7/0x100 [ 9.246158][ T186] ? snapshot_read.cold+0x21/0x21 [ 9.246161][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.246163][ T186] ? __rwlock_init+0x150/0x150 [ 9.246167][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.246170][ T186] do_exit.cold+0x82/0x9c [ 9.246174][ T186] ? exit_notify+0x890/0x890 [ 9.246176][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 9.246179][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.246183][ T186] do_group_exit+0xb8/0x370 [ 9.246186][ T186] __x64_sys_exit_group+0x3c/0x50 [ 9.246187][ T186] x64_sys_call+0x1567/0x1570 [ 9.246190][ T186] do_syscall_64+0xff/0x530 [ 9.246193][ T186] ? exc_page_fault+0xee/0x100 [ 9.246196][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.246198][ T186] RIP: 0033:0x7f8e89b051b8 [ 9.246200][ T186] Code: Unable to access opcode bytes at 0x7f8e89b0518e. [ 9.246202][ T186] RSP: 002b:00007ffdcc18a5b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.246204][ T186] RAX: ffffffffffffffda RBX: 00007f8e89c35f88 RCX: 00007f8e89b051b8 [ 9.246206][ T186] RDX: 00007f8e8984ffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.246207][ T186] RBP: 00007ffdcc18a610 R08: 0000000000000000 R09: 0000000000008010 [ 9.246208][ T186] R10: 00007ffdcc18a3d0 R11: 0000000000000246 R12: 0000000000000001 [ 9.246208][ T186] R13: 0000000000000000 R14: 00007f8e89c34680 R15: 00007f8e89c35fa0 [ 9.246215][ T186] [ 10.023380][ T216] 8021q: 802.1Q VLAN Support v1.8 [ 10.999431][ T252] br1: port 1(veth1) entered blocking state [ 10.999499][ T252] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.999501][ T252] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 252, name: ip [ 10.999502][ T252] preempt_count: 1, expected: 0 [ 10.999503][ T252] RCU nest depth: 0, expected: 0 [ 10.999504][ T252] locks held by ip/252: 5, last CPU#0: [ 10.999506][ T252] #0: ffffffffad2d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 10.999518][ T252] #1: ffffffffacb69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.999524][ T252] #2: ffffffffacb69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.999528][ T252] #3: ffffffffaca89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.999532][ T252] #4: ffffffffaca89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.999536][ T252] irq event stamp: 26122 [ 10.999537][ T252] hardirqs last enabled at (26121): [] __down_trylock_console_sem+0x86/0xa0 [ 10.999540][ T252] hardirqs last disabled at (26122): [] console_emit_next_record+0x3d4/0x4c0 [ 10.999542][ T252] softirqs last enabled at (26034): [] __alloc_skb+0x4c2/0x5f0 [ 10.999545][ T252] softirqs last disabled at (26032): [] __alloc_skb+0x4c2/0x5f0 [ 10.999548][ T252] Preemption disabled at: [ 10.999548][ T252] [] vprintk_emit+0x31b/0x3e0 [ 10.999554][ T252] CPU: 0 UID: 0 PID: 252 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.999558][ T252] Tainted: [W]=WARN [ 10.999559][ T252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.999560][ T252] Call Trace: [ 10.999562][ T252] [ 10.999564][ T252] dump_stack_lvl+0x6f/0xa0 [ 10.999570][ T252] ? vprintk_emit+0x31b/0x3e0 [ 10.999572][ T252] __might_resched.cold+0x1fe/0x2c1 [ 10.999577][ T252] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.999581][ T252] ? __kmalloc_noprof+0xdb/0x760 [ 10.999587][ T252] __kmalloc_noprof+0x443/0x760 [ 10.999589][ T252] ? alloc_buf.isra.0+0x4b/0x260 [ 10.999595][ T252] ? do_raw_spin_unlock+0x59/0x250 [ 10.999597][ T252] alloc_buf.isra.0+0x4b/0x260 [ 10.999601][ T252] put_chars+0x1e1/0x2f0 [ 10.999603][ T252] ? __send_to_port+0x420/0x420 [ 10.999608][ T252] ? validate_chain+0x34a/0xc20 [ 10.999611][ T252] hvc_console_print+0x292/0x780 [ 10.999614][ T252] ? mark_usage+0x61/0x170 [ 10.999616][ T252] ? __lock_acquire+0x518/0xc20 [ 10.999618][ T252] ? __lock_acquire+0x518/0xc20 [ 10.999622][ T252] ? hvc_write+0x3a0/0x3a0 [ 10.999624][ T252] ? console_emit_next_record+0x1df/0x4c0 [ 10.999627][ T252] ? rcu_is_watching+0x16/0xd0 [ 10.999631][ T252] ? lock_acquire+0x13c/0x160 [ 10.999636][ T252] console_emit_next_record+0x22f/0x4c0 [ 10.999639][ T252] ? devkmsg_read+0x4b0/0x4b0 [ 10.999641][ T252] ? console_flush_one_record+0x106/0x710 [ 10.999644][ T252] ? rcu_is_watching+0x16/0xd0 [ 10.999647][ T252] ? lock_acquire+0x13c/0x160 [ 10.999651][ T252] console_flush_one_record+0x46f/0x710 [ 10.999655][ T252] ? console_emit_next_record+0x4c0/0x4c0 [ 10.999657][ T252] ? __lock_acquire+0x518/0xc20 [ 10.999662][ T252] console_unlock+0xee/0x1f0 [ 10.999665][ T252] ? console_flush_one_record+0x710/0x710 [ 10.999667][ T252] ? rcu_is_watching+0x16/0xd0 [ 10.999669][ T252] ? lock_acquire+0x60/0x160 [ 10.999673][ T252] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.999674][ T252] ? vprintk_emit+0x320/0x3e0 [ 10.999678][ T252] vprintk_emit+0x37c/0x3e0 [ 10.999682][ T252] ? wake_up_klogd_work_func+0x90/0x90 [ 10.999684][ T252] ? __lock_release.isra.0+0x69/0x1a0 [ 10.999686][ T252] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 10.999690][ T252] ? mark_held_locks+0x40/0x70 [ 10.999694][ T252] _printk+0xc7/0x100 [ 10.999698][ T252] ? snapshot_read.cold+0x21/0x21 [ 10.999701][ T252] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 10.999714][ T252] ? do_setlink.isra.0+0xa31/0x2750 [ 10.999715][ T252] ? rtnl_newlink+0x9f1/0x11c0 [ 10.999719][ T252] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.999724][ T252] br_set_state+0x22f/0x430 [bridge] [ 10.999734][ T252] br_init_port+0xc4/0x200 [bridge] [ 10.999742][ T252] new_nbp+0x39c/0x580 [bridge] [ 10.999752][ T252] br_add_if+0x212/0x1320 [bridge] [ 10.999759][ T252] ? is_bpf_text_address+0x72/0x110 [ 10.999763][ T252] ? kernel_text_address+0x149/0x170 [ 10.999766][ T252] ? __kernel_text_address+0x12/0x30 [ 10.999770][ T252] do_set_master+0x357/0x580 [ 10.999775][ T252] do_setlink.isra.0+0xa31/0x2750 [ 10.999778][ T252] ? stack_trace_save+0x93/0xc0 [ 10.999781][ T252] ? rtnl_link_get_size+0x350/0x350 [ 10.999782][ T252] ? rcu_read_lock_any_held+0x66/0x90 [ 10.999785][ T252] ? stack_depot_save_flags+0x38e/0x790 [ 10.999788][ T252] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.999791][ T252] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.999793][ T252] ? validate_chain+0x38b/0xc20 [ 10.999795][ T252] ? kasan_save_stack+0x3d/0x50 [ 10.999799][ T252] ? kasan_save_stack+0x2f/0x50 [ 10.999800][ T252] ? kasan_save_track+0x14/0x30 [ 10.999803][ T252] ? __lock_acquire+0x518/0xc20 [ 10.999805][ T252] ? netlink_seq_next+0x4e/0x60 [ 10.999808][ T252] ? ___sys_sendmsg+0xb0/0x1d0 [ 10.999812][ T252] ? lock_acquire.part.0+0xd4/0x280 [ 10.999814][ T252] ? rtnl_newlink+0x9a8/0x11c0 [ 10.999817][ T252] ? rcu_is_watching+0x16/0xd0 [ 10.999819][ T252] ? lock_acquire+0x13c/0x160 [ 10.999821][ T252] ? rcu_is_watching+0x16/0xd0 [ 10.999822][ T252] ? rcu_is_watching+0x16/0xd0 [ 10.999825][ T252] ? trace_contention_end+0xb3/0x180 [ 10.999829][ T252] ? __mutex_lock+0x1db/0x1ea0 [ 10.999830][ T252] ? __mutex_lock+0x9a3/0x1ea0 [ 10.999832][ T252] ? rtnl_newlink+0x9a8/0x11c0 [ 10.999836][ T252] ? ww_mutex_lock+0x160/0x160 [ 10.999837][ T252] ? nla_get_range_signed+0x3d0/0x3d0 [ 10.999842][ T252] ? __rtnl_newlink+0x3fa/0xa50 [ 10.999848][ T252] rtnl_newlink+0x9f1/0x11c0 [ 10.999860][ T252] ? rtnl_bridge_getlink+0x850/0x850 [ 10.999862][ T252] ? __lock_acquire+0x518/0xc20 [ 10.999867][ T252] ? lock_acquire.part.0+0xd4/0x280 [ 10.999869][ T252] ? find_held_lock+0x2b/0x80 [ 10.999871][ T252] ? rtnl_bridge_getlink+0x850/0x850 [ 10.999873][ T252] ? __lock_release.isra.0+0x69/0x1a0 [ 10.999876][ T252] ? rtnl_bridge_getlink+0x850/0x850 [ 10.999878][ T252] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.999881][ T252] ? rtnl_link_fill+0x920/0x920 [ 10.999883][ T252] ? __lock_acquire+0x518/0xc20 [ 10.999887][ T252] ? lock_acquire.part.0+0xd4/0x280 [ 10.999889][ T252] ? find_held_lock+0x2b/0x80 [ 10.999892][ T252] netlink_rcv_skb+0x14e/0x3a0 [ 10.999894][ T252] ? rtnl_link_fill+0x920/0x920 [ 10.999897][ T252] ? netlink_ack+0xcf0/0xcf0 [ 10.999903][ T252] ? netlink_deliver_tap+0xc5/0x330 [ 10.999905][ T252] ? netlink_deliver_tap+0x13c/0x330 [ 10.999909][ T252] netlink_unicast+0x486/0x750 [ 10.999913][ T252] ? netlink_attachskb+0x810/0x810 [ 10.999915][ T252] ? __lock_acquire+0x518/0xc20 [ 10.999920][ T252] netlink_sendmsg+0x735/0xc60 [ 10.999923][ T252] ? netlink_unicast+0x750/0x750 [ 10.999927][ T252] ? __might_fault+0x97/0x140 [ 10.999933][ T252] ____sys_sendmsg+0x415/0x880 [ 10.999935][ T252] ? copy_msghdr_from_user+0x279/0x420 [ 10.999937][ T252] ? get_timestamp.constprop.0+0x390/0x390 [ 10.999939][ T252] ? move_addr_to_kernel+0x40/0x40 [ 10.999947][ T252] ___sys_sendmsg+0x14e/0x1d0 [ 10.999949][ T252] ? copy_msghdr_from_user+0x420/0x420 [ 10.999965][ T252] __sys_sendmsg+0x12c/0x1d0 [ 10.999968][ T252] ? __sys_sendmsg_sock+0x20/0x20 [ 10.999974][ T252] ? rcu_is_watching+0x16/0xd0 [ 10.999978][ T252] do_syscall_64+0xff/0x530 [ 10.999980][ T252] ? exc_page_fault+0xee/0x100 [ 10.999984][ T252] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.999986][ T252] RIP: 0033:0x7f2033ca054e [ 10.999989][ T252] 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 [ 10.999991][ T252] RSP: 002b:00007ffce49f7830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.999994][ T252] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2033ca054e [ 10.999995][ T252] RDX: 0000000000000000 RSI: 00007ffce49f78e0 RDI: 0000000000000005 [ 10.999996][ T252] RBP: 00007ffce49f7840 R08: 0000000000000000 R09: 0000000000000000 [ 10.999997][ T252] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e47f [ 10.999998][ T252] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce49f7fa0 [ 11.000004][ T252] [ 11.041505][ T252] br1: port 1(veth1) entered disabled state [ 11.041908][ T252] veth1: entered allmulticast mode [ 11.043628][ T252] veth1: entered promiscuous mode [ 11.061231][ T252] ip (252) used greatest stack depth: 23336 bytes left [ 11.079972][ T39] br1: port 1(veth1) entered blocking state [ 11.080382][ T39] br1: port 1(veth1) entered forwarding state [ 26.491761][ C3] [ 26.491773][ C3] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.491776][ C3] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/3 [ 26.491777][ C3] preempt_count: 104, expected: 0 [ 26.491778][ C3] RCU nest depth: 0, expected: 0 [ 26.491779][ C3] INFO: lockdep is turned off. [ 26.491779][ C3] irq event stamp: 700316 [ 26.491780][ C3] hardirqs last enabled at (700316): [] _raw_spin_unlock_irq+0x28/0x50 [ 26.491789][ C3] hardirqs last disabled at (700315): [] _raw_spin_lock_irq+0x4a/0x50 [ 26.491791][ C3] softirqs last enabled at (700300): [] handle_softirqs+0x67c/0x900 [ 26.491795][ C3] softirqs last disabled at (700313): [] __irq_exit_rcu+0x145/0x1c0 [ 26.491796][ C3] Preemption disabled at: [ 26.491797][ C3] [<0000000000000000>] 0x0 [ 26.491804][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.491807][ C3] Tainted: [W]=WARN [ 26.491808][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.491810][ C3] Call Trace: [ 26.491812][ C3] [ 26.491813][ C3] dump_stack_lvl+0x6f/0xa0 [ 26.491819][ C3] __might_resched.cold+0x1fe/0x2c1 [ 26.491823][ C3] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.491827][ C3] ? __asan_memcpy+0x3c/0x60 [ 26.491830][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.491833][ C3] __kmalloc_noprof+0x443/0x760 [ 26.491836][ C3] ? __rwlock_init+0x150/0x150 [ 26.491840][ C3] ? alloc_buf.isra.0+0x4b/0x260 [ 26.491843][ C3] ? do_raw_spin_unlock+0x59/0x250 [ 26.491845][ C3] alloc_buf.isra.0+0x4b/0x260 [ 26.491847][ C3] put_chars+0x1e1/0x2f0 [ 26.491849][ C3] ? __send_to_port+0x420/0x420 [ 26.491851][ C3] ? console_prepend_replay+0x20/0x20 [ 26.491854][ C3] hvc_console_print+0x292/0x780 [ 26.491857][ C3] ? hvc_write+0x3a0/0x3a0 [ 26.491859][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.491860][ C3] ? lock_acquire+0x13c/0x160 [ 26.491863][ C3] console_emit_next_record+0x22f/0x4c0 [ 26.491865][ C3] ? devkmsg_read+0x4b0/0x4b0 [ 26.491867][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.491869][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.491870][ C3] ? lock_acquire+0x13c/0x160 [ 26.491872][ C3] ? console_flush_one_record+0x111/0x710 [ 26.491874][ C3] console_flush_one_record+0x46f/0x710 [ 26.491876][ C3] ? console_emit_next_record+0x4c0/0x4c0 [ 26.491879][ C3] console_unlock+0xee/0x1f0 [ 26.491881][ C3] ? lock_acquire+0x13c/0x160 [ 26.491883][ C3] ? console_flush_one_record+0x710/0x710 [ 26.491884][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.491886][ C3] ? lock_release+0x184/0x1f0 [ 26.491887][ C3] ? lock_acquire+0x60/0x160 [ 26.491889][ C3] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.491891][ C3] ? vprintk_emit+0x320/0x3e0 [ 26.491901][ C3] vprintk_emit+0x37c/0x3e0 [ 26.491903][ C3] ? wake_up_klogd_work_func+0x90/0x90 [ 26.491905][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.491917][ C3] ? lock_release+0x184/0x1f0 [ 26.491918][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.491925][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.491931][ C3] ? is_module_text_address+0x154/0x250 [ 26.491935][ C3] _printk+0xc7/0x100 [ 26.491938][ C3] ? snapshot_read.cold+0x21/0x21 [ 26.491939][ C3] ? arch_stack_walk+0xd7/0x130 [ 26.491944][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.491946][ C3] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 26.491948][ C3] print_irq_inversion_bug.part.0+0x32/0xc0 [ 26.491950][ C3] mark_lock_irq+0x989/0x9c0 [ 26.491953][ C3] mark_lock+0x1d7/0xa00 [ 26.491955][ C3] mark_usage+0x42/0x170 [ 26.491957][ C3] __lock_acquire+0x388/0xc20 [ 26.491959][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.491961][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.491967][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.491969][ C3] ? lock_acquire+0x13c/0x160 [ 26.491971][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.491977][ C3] _raw_spin_lock+0x33/0x40 [ 26.491979][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.491985][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.491991][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.491997][ C3] call_timer_fn+0x160/0x4d0 [ 26.492000][ C3] ? detach_if_pending+0x1d0/0x1d0 [ 26.492002][ C3] ? debug_object_active_state+0x430/0x430 [ 26.492005][ C3] ? find_held_lock+0x2b/0x80 [ 26.492007][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 26.492009][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.492011][ C3] __run_timers+0x68f/0xaa0 [ 26.492013][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.492020][ C3] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.492022][ C3] ? __lock_acquire+0x518/0xc20 [ 26.492024][ C3] ? __rwlock_init+0x150/0x150 [ 26.492027][ C3] run_timer_softirq+0xf0/0x160 [ 26.492029][ C3] ? __run_timers+0xaa0/0xaa0 [ 26.492031][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.492033][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.492035][ C3] handle_softirqs+0x1d3/0x900 [ 26.492037][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 26.492038][ C3] ? _local_bh_enable+0xc0/0xc0 [ 26.492040][ C3] __irq_exit_rcu+0x145/0x1c0 [ 26.492042][ C3] irq_exit_rcu+0xe/0x30 [ 26.492043][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.492047][ C3] [ 26.492047][ C3] [ 26.492048][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 26.492050][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.492052][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.492054][ C3] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 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 [ 26.492056][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282 [ 26.492059][ C3] RAX: 00000000000aaf97 RBX: ff11000001c88040 RCX: ffffffffa98f0307 [ 26.492061][ C3] RDX: ff11000001c88040 RSI: ffffffffac638b1c RDI: ffffffffac08d8e0 [ 26.492061][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.492062][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3 [ 26.492063][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 26.492065][ C3] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.492068][ C3] default_idle+0x9/0x10 [ 26.492070][ C3] default_idle_call+0x6e/0xb0 [ 26.492072][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.492073][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 26.492075][ C3] ? mark_tsc_async_resets+0x30/0x30 [ 26.492078][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.492079][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.492081][ C3] do_idle+0xd8/0x190 [ 26.492082][ C3] cpu_startup_entry+0x53/0x70 [ 26.492084][ C3] start_secondary+0x204/0x2b0 [ 26.492086][ C3] ? set_cpu_sibling_map+0x2130/0x2130 [ 26.492088][ C3] common_startup_64+0x13e/0x148 [ 26.492092][ C3] [ 26.511273][ C3] ======================================================== [ 26.511522][ C3] WARNING: possible irq lock inversion dependency detected [ 26.511766][ C3] 7.2.0-virtme #1 Tainted: G W [ 26.511938][ C3] -------------------------------------------------------- [ 26.512184][ C3] swapper/3/0 just changed the state of lock: [ 26.512396][ C3] ff11000002562e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.512717][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 26.512922][ C3] (fs_reclaim){+.+.}-{0:0} [ 26.512924][ C3] [ 26.512924][ C3] [ 26.512924][ C3] and interrupts could create inverse lock ordering between them. [ 26.512924][ C3] [ 26.513502][ C3] [ 26.513502][ C3] other info that might help us debug this: [ 26.513744][ C3] Chain exists of: [ 26.513744][ C3] &br->lock --> console_owner --> fs_reclaim [ 26.513744][ C3] [ 26.514103][ C3] Possible interrupt unsafe locking scenario: [ 26.514103][ C3] [ 26.514352][ C3] CPU0 CPU1 [ 26.514492][ C3] ---- ---- [ 26.514675][ C3] lock(fs_reclaim); [ 26.514779][ C3] local_irq_disable(); [ 26.514999][ C3] lock(&br->lock); [ 26.515169][ C3] lock(console_owner); [ 26.515385][ C3] [ 26.515491][ C3] lock(&br->lock); [ 26.515640][ C3] [ 26.515640][ C3] *** DEADLOCK *** [ 26.515640][ C3] [ 26.515882][ C3] locks held by swapper/3/0: 1, last CPU#3: [ 26.516056][ C3] #0: ffa0000000280c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 26.516373][ C3] [ 26.516373][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 26.516655][ C3] -> (fs_reclaim){+.+.}-{0:0} { [ 26.516842][ C3] HARDIRQ-ON-W at: [ 26.516952][ C3] __lock_acquire+0x388/0xc20 [ 26.517173][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.517342][ C3] fs_reclaim_acquire+0xd5/0x120 [ 26.517562][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 26.517812][ C3] kthread_create_worker_on_node+0xea/0x210 [ 26.518023][ C3] workqueue_init+0x2a/0x680 [ 26.518240][ C3] kernel_init_freeable+0x2fe/0x630 [ 26.518494][ C3] kernel_init+0x21/0x150 [ 26.518665][ C3] ret_from_fork+0x474/0x6b0 [ 26.518883][ C3] ret_from_fork_asm+0x11/0x20 [ 26.519108][ C3] SOFTIRQ-ON-W at: [ 26.519209][ C3] __lock_acquire+0x388/0xc20 [ 26.519425][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.519599][ C3] fs_reclaim_acquire+0xd5/0x120 [ 26.519815][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 26.520068][ C3] kthread_create_worker_on_node+0xea/0x210 [ 26.520269][ C3] workqueue_init+0x2a/0x680 [ 26.520490][ C3] kernel_init_freeable+0x2fe/0x630 [ 26.520741][ C3] kernel_init+0x21/0x150 [ 26.520916][ C3] ret_from_fork+0x474/0x6b0 [ 26.521131][ C3] ret_from_fork_asm+0x11/0x20 [ 26.521346][ C3] INITIAL USE at: [ 26.521448][ C3] __lock_acquire+0x388/0xc20 [ 26.521671][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.521842][ C3] fs_reclaim_acquire+0xd5/0x120 [ 26.522063][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 26.522314][ C3] kthread_create_worker_on_node+0xea/0x210 [ 26.522522][ C3] workqueue_init+0x2a/0x680 [ 26.522740][ C3] kernel_init_freeable+0x2fe/0x630 [ 26.522966][ C3] kernel_init+0x21/0x150 [ 26.523134][ C3] ret_from_fork+0x474/0x6b0 [ 26.523349][ C3] ret_from_fork_asm+0x11/0x20 [ 26.523523][ C3] } [ 26.523639][ C3] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 26.523843][ C3] ... acquired at: [ 26.523994][ C3] __lock_acquire+0x518/0xc20 [ 26.524133][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.524315][ C3] fs_reclaim_acquire+0xd5/0x120 [ 26.524451][ C3] __kmalloc_noprof+0xd3/0x760 [ 26.524634][ C3] alloc_buf.isra.0+0x4b/0x260 [ 26.524769][ C3] put_chars+0x1e1/0x2f0 [ 26.524956][ C3] hvc_console_print+0x292/0x780 [ 26.525091][ C3] console_emit_next_record+0x22f/0x4c0 [ 26.525271][ C3] console_flush_one_record+0x46f/0x710 [ 26.525405][ C3] console_unlock+0xee/0x1f0 [ 26.525588][ C3] vprintk_emit+0x37c/0x3e0 [ 26.525723][ C3] _printk+0xc7/0x100 [ 26.525871][ C3] dm_interface_init+0x50/0x60 [ 26.526011][ C3] dm_init+0x51/0xd0 [ 26.526159][ C3] do_one_initcall+0x124/0x4f0 [ 26.526291][ C3] kernel_init_freeable+0x596/0x630 [ 26.526474][ C3] kernel_init+0x21/0x150 [ 26.526607][ C3] ret_from_fork+0x474/0x6b0 [ 26.526742][ C3] ret_from_fork_asm+0x11/0x20 [ 26.526874][ C3] [ 26.526950][ C3] -> (console_owner){....}-{0:0} { [ 26.527131][ C3] INITIAL USE at: [ 26.527234][ C3] } [ 26.527303][ C3] ... key at: [] console_owner_dep_map+0x0/0x60 [ 26.527553][ C3] ... acquired at: [ 26.527698][ C3] __lock_acquire+0x518/0xc20 [ 26.527833][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.528019][ C3] console_lock_spinning_enable+0x5c/0x60 [ 26.528191][ C3] console_emit_next_record+0x1d1/0x4c0 [ 26.528373][ C3] console_flush_one_record+0x46f/0x710 [ 26.528506][ C3] console_unlock+0xee/0x1f0 [ 26.528686][ C3] vprintk_emit+0x37c/0x3e0 [ 26.528821][ C3] _printk+0xc7/0x100 [ 26.528973][ C3] br_set_state+0x22f/0x430 [bridge] [ 26.529112][ C3] br_init_port+0xc4/0x200 [bridge] [ 26.529296][ C3] br_stp_enable_port+0x12/0x50 [bridge] [ 26.529471][ C3] br_port_carrier_check+0x220/0x430 [bridge] [ 26.529689][ C3] br_device_event+0x52d/0x8f0 [bridge] [ 26.529827][ C3] notifier_call_chain+0xae/0x300 [ 26.530013][ C3] netif_state_change+0x139/0x340 [ 26.530149][ C3] __linkwatch_run_queue+0x34c/0x750 [ 26.530330][ C3] linkwatch_event+0x7f/0xb0 [ 26.530468][ C3] process_one_work+0xe3e/0x1560 [ 26.530647][ C3] worker_thread+0x4f1/0xd60 [ 26.530779][ C3] kthread+0x367/0x460 [ 26.530933][ C3] ret_from_fork+0x474/0x6b0 [ 26.531068][ C3] ret_from_fork_asm+0x11/0x20 [ 26.531246][ C3] [ 26.531311][ C3] -> (&br->lock){+.-.}-{3:3} { [ 26.531449][ C3] HARDIRQ-ON-W at: [ 26.531601][ C3] __lock_acquire+0x388/0xc20 [ 26.531772][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.531993][ C3] _raw_spin_lock_bh+0x38/0x50 [ 26.532211][ C3] recalculate_group_addr+0x51/0x120 [bridge] [ 26.532423][ C3] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 26.532682][ C3] br_changelink+0x575/0x16e0 [bridge] [ 26.532909][ C3] br_dev_newlink+0xeb/0x160 [bridge] [ 26.533085][ C3] rtnl_newlink_create+0x2d0/0x750 [ 26.533300][ C3] __rtnl_newlink+0x22b/0xa50 [ 26.533520][ C3] rtnl_newlink+0x9f1/0x11c0 [ 26.533690][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.533915][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 26.534133][ C3] netlink_unicast+0x486/0x750 [ 26.534299][ C3] netlink_sendmsg+0x735/0xc60 [ 26.534518][ C3] ____sys_sendmsg+0x415/0x880 [ 26.534688][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 26.534858][ C3] __sys_sendmsg+0x12c/0x1d0 [ 26.535083][ C3] do_syscall_64+0xff/0x530 [ 26.535254][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.535505][ C3] IN-SOFTIRQ-W at: [ 26.535608][ C3] __lock_acquire+0x388/0xc20 [ 26.535824][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.536047][ C3] _raw_spin_lock+0x33/0x40 [ 26.536214][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.536473][ C3] call_timer_fn+0x160/0x4d0 [ 26.536690][ C3] __run_timers+0x68f/0xaa0 [ 26.536862][ C3] run_timer_softirq+0xf0/0x160 [ 26.537084][ C3] handle_softirqs+0x1d3/0x900 [ 26.537296][ C3] __irq_exit_rcu+0x145/0x1c0 [ 26.537470][ C3] irq_exit_rcu+0xe/0x30 [ 26.537689][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.537945][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.538150][ C3] pv_native_safe_halt+0xf/0x10 [ 26.538367][ C3] default_idle+0x9/0x10 [ 26.538586][ C3] default_idle_call+0x6e/0xb0 [ 26.538757][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.539013][ C3] do_idle+0xd8/0x190 [ 26.539149][ C3] cpu_startup_entry+0x53/0x70 [ 26.539363][ C3] start_secondary+0x204/0x2b0 [ 26.539588][ C3] common_startup_64+0x13e/0x148 [ 26.539765][ C3] INITIAL USE at: [ 26.539919][ C3] __lock_acquire+0x388/0xc20 [ 26.540117][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.540336][ C3] _raw_spin_lock_bh+0x38/0x50 [ 26.540554][ C3] recalculate_group_addr+0x51/0x120 [bridge] [ 26.540762][ C3] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 26.541026][ C3] br_changelink+0x575/0x16e0 [bridge] [ 26.541246][ C3] br_dev_newlink+0xeb/0x160 [bridge] [ 26.541421][ C3] rtnl_newlink_create+0x2d0/0x750 [ 26.541642][ C3] __rtnl_newlink+0x22b/0xa50 [ 26.541856][ C3] rtnl_newlink+0x9f1/0x11c0 [ 26.542035][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.542256][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 26.542428][ C3] netlink_unicast+0x486/0x750 [ 26.542649][ C3] netlink_sendmsg+0x735/0xc60 [ 26.542866][ C3] ____sys_sendmsg+0x415/0x880 [ 26.543044][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 26.543261][ C3] __sys_sendmsg+0x12c/0x1d0 [ 26.543483][ C3] do_syscall_64+0xff/0x530 [ 26.543654][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.543909][ C3] } [ 26.543978][ C3] ... key at: [] __key.7+0x0/0x40 [bridge] [ 26.544228][ C3] ... acquired at: [ 26.544327][ C3] mark_lock+0x1d7/0xa00 [ 26.544513][ C3] mark_usage+0x42/0x170 [ 26.544649][ C3] __lock_acquire+0x388/0xc20 [ 26.544830][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.544972][ C3] _raw_spin_lock+0x33/0x40 [ 26.545152][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.545325][ C3] call_timer_fn+0x160/0x4d0 [ 26.545506][ C3] __run_timers+0x68f/0xaa0 [ 26.545641][ C3] run_timer_softirq+0xf0/0x160 [ 26.545823][ C3] handle_softirqs+0x1d3/0x900 [ 26.545965][ C3] __irq_exit_rcu+0x145/0x1c0 [ 26.546144][ C3] irq_exit_rcu+0xe/0x30 [ 26.546278][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.546494][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.546708][ C3] pv_native_safe_halt+0xf/0x10 [ 26.546843][ C3] default_idle+0x9/0x10 [ 26.547032][ C3] default_idle_call+0x6e/0xb0 [ 26.547168][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.547383][ C3] do_idle+0xd8/0x190 [ 26.547489][ C3] cpu_startup_entry+0x53/0x70 [ 26.547669][ C3] start_secondary+0x204/0x2b0 [ 26.547802][ C3] common_startup_64+0x13e/0x148 [ 26.547986][ C3] [ 26.548053][ C3] [ 26.548053][ C3] stack backtrace: [ 26.548264][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.548267][ C3] Tainted: [W]=WARN [ 26.548268][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.548269][ C3] Call Trace: [ 26.548270][ C3] [ 26.548271][ C3] dump_stack_lvl+0x6f/0xa0 [ 26.548274][ C3] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 26.548277][ C3] mark_lock_irq+0x989/0x9c0 [ 26.548280][ C3] mark_lock+0x1d7/0xa00 [ 26.548282][ C3] mark_usage+0x42/0x170 [ 26.548283][ C3] __lock_acquire+0x388/0xc20 [ 26.548285][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.548287][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.548294][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.548297][ C3] ? lock_acquire+0x13c/0x160 [ 26.548299][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.548305][ C3] _raw_spin_lock+0x33/0x40 [ 26.548307][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.548313][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.548319][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.548326][ C3] call_timer_fn+0x160/0x4d0 [ 26.548328][ C3] ? detach_if_pending+0x1d0/0x1d0 [ 26.548330][ C3] ? debug_object_active_state+0x430/0x430 [ 26.548333][ C3] ? find_held_lock+0x2b/0x80 [ 26.548334][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 26.548336][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.548338][ C3] __run_timers+0x68f/0xaa0 [ 26.548340][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.548347][ C3] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.548349][ C3] ? __lock_acquire+0x518/0xc20 [ 26.548352][ C3] ? __rwlock_init+0x150/0x150 [ 26.548354][ C3] run_timer_softirq+0xf0/0x160 [ 26.548356][ C3] ? __run_timers+0xaa0/0xaa0 [ 26.548358][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.548360][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.548362][ C3] handle_softirqs+0x1d3/0x900 [ 26.548364][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 26.548365][ C3] ? _local_bh_enable+0xc0/0xc0 [ 26.548367][ C3] __irq_exit_rcu+0x145/0x1c0 [ 26.548369][ C3] irq_exit_rcu+0xe/0x30 [ 26.548370][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.548372][ C3] [ 26.548372][ C3] [ 26.548373][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 26.548375][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.548376][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.548378][ C3] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 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 [ 26.548379][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282 [ 26.548381][ C3] RAX: 00000000000aaf97 RBX: ff11000001c88040 RCX: ffffffffa98f0307 [ 26.548382][ C3] RDX: ff11000001c88040 RSI: ffffffffac638b1c RDI: ffffffffac08d8e0 [ 26.548383][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.548384][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3 [ 26.548384][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 26.548386][ C3] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.548388][ C3] default_idle+0x9/0x10 [ 26.548390][ C3] default_idle_call+0x6e/0xb0 [ 26.548391][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.548393][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 26.548395][ C3] ? mark_tsc_async_resets+0x30/0x30 [ 26.548396][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.548397][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.548399][ C3] do_idle+0xd8/0x190 [ 26.548401][ C3] cpu_startup_entry+0x53/0x70 [ 26.548402][ C3] start_secondary+0x204/0x2b0 [ 26.548404][ C3] ? set_cpu_sibling_map+0x2130/0x2130 [ 26.548406][ C3] common_startup_64+0x13e/0x148 [ 26.548409][ C3] [ 37.583057][ T436] br1: port 1(veth1) entered disabled state [ 37.583072][ T436] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 37.583075][ T436] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 436, name: ip [ 37.583076][ T436] preempt_count: 202, expected: 0 [ 37.583077][ T436] RCU nest depth: 0, expected: 0 [ 37.583078][ T436] INFO: lockdep is turned off. [ 37.583079][ T436] irq event stamp: 0 [ 37.583080][ T436] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 37.583085][ T436] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 37.583091][ T436] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 37.583093][ T436] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 37.583094][ T436] Preemption disabled at: [ 37.583095][ T436] [<0000000000000000>] 0x0 [ 37.583100][ T436] CPU: 2 UID: 0 PID: 436 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 37.583103][ T436] Tainted: [W]=WARN [ 37.583104][ T436] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.583106][ T436] Call Trace: [ 37.583107][ T436] [ 37.583109][ T436] dump_stack_lvl+0x6f/0xa0 [ 37.583114][ T436] __might_resched.cold+0x1fe/0x2c1 [ 37.583118][ T436] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 37.583122][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583126][ T436] __kmalloc_noprof+0x443/0x760 [ 37.583129][ T436] ? __rwlock_init+0x150/0x150 [ 37.583132][ T436] ? alloc_buf.isra.0+0x4b/0x260 [ 37.583136][ T436] ? do_raw_spin_unlock+0x59/0x250 [ 37.583138][ T436] alloc_buf.isra.0+0x4b/0x260 [ 37.583139][ T436] put_chars+0x1e1/0x2f0 [ 37.583141][ T436] ? __send_to_port+0x420/0x420 [ 37.583143][ T436] ? printk_get_next_message+0x240/0x650 [ 37.583146][ T436] hvc_console_print+0x292/0x780 [ 37.583150][ T436] ? hvc_write+0x3a0/0x3a0 [ 37.583151][ T436] ? __rwlock_init+0x150/0x150 [ 37.583153][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583155][ T436] ? lock_acquire+0x13c/0x160 [ 37.583157][ T436] console_emit_next_record+0x22f/0x4c0 [ 37.583159][ T436] ? devkmsg_read+0x4b0/0x4b0 [ 37.583161][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583163][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583164][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583166][ T436] ? lock_acquire+0x13c/0x160 [ 37.583168][ T436] ? console_flush_one_record+0x111/0x710 [ 37.583170][ T436] console_flush_one_record+0x46f/0x710 [ 37.583172][ T436] ? console_emit_next_record+0x4c0/0x4c0 [ 37.583174][ T436] console_unlock+0xee/0x1f0 [ 37.583176][ T436] ? lock_acquire+0x13c/0x160 [ 37.583178][ T436] ? console_flush_one_record+0x710/0x710 [ 37.583179][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583181][ T436] ? lock_release+0x184/0x1f0 [ 37.583182][ T436] ? lock_acquire+0x60/0x160 [ 37.583184][ T436] ? __rcu_read_lock+0x30/0x70 [ 37.583186][ T436] ? __down_trylock_console_sem+0x5e/0xa0 [ 37.583188][ T436] ? vprintk_emit+0x320/0x3e0 [ 37.583190][ T436] vprintk_emit+0x37c/0x3e0 [ 37.583192][ T436] ? wake_up_klogd_work_func+0x90/0x90 [ 37.583194][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583196][ T436] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 37.583198][ T436] ? trace_hardirqs_on+0x36/0x40 [ 37.583200][ T436] _printk+0xc7/0x100 [ 37.583203][ T436] ? snapshot_read.cold+0x21/0x21 [ 37.583205][ T436] ? ipv6_mc_down+0x17e/0x2d0 [ 37.583210][ T436] br_set_state+0x22f/0x430 [bridge] [ 37.583222][ T436] br_stp_disable_port+0x11f/0x390 [bridge] [ 37.583229][ T436] br_device_event+0x7b5/0x8f0 [bridge] [ 37.583238][ T436] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 37.583241][ T436] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 37.583243][ T436] ? addrconf_notify+0x2c8/0xf30 [ 37.583246][ T436] notifier_call_chain+0xae/0x300 [ 37.583250][ T436] __dev_notify_flags+0x23c/0x3c0 [ 37.583253][ T436] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 37.583255][ T436] ? netif_change_name+0x8c0/0x8c0 [ 37.583257][ T436] ? netif_set_allmulti+0x250/0x250 [ 37.583259][ T436] ? __kernel_text_address+0x12/0x30 [ 37.583261][ T436] ? write_profile+0xf0/0xf0 [ 37.583264][ T436] ? unwind_get_return_address+0x67/0xd0 [ 37.583267][ T436] netif_change_flags+0xfe/0x190 [ 37.583269][ T436] do_setlink.isra.0+0x1cc3/0x2750 [ 37.583272][ T436] ? stack_trace_save+0x93/0xc0 [ 37.583273][ T436] ? rtnl_link_get_size+0x350/0x350 [ 37.583274][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583276][ T436] ? stack_depot_save_flags+0x1bc/0x790 [ 37.583280][ T436] ? kasan_save_stack+0x3d/0x50 [ 37.583283][ T436] ? kasan_save_stack+0x2f/0x50 [ 37.583284][ T436] ? kasan_save_track+0x14/0x30 [ 37.583286][ T436] ? __kasan_kmalloc+0x7b/0x90 [ 37.583287][ T436] ? __kmalloc_cache_noprof+0x29a/0x620 [ 37.583289][ T436] ? rtnl_newlink+0x124/0x11c0 [ 37.583290][ T436] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 37.583291][ T436] ? netlink_rcv_skb+0x14e/0x3a0 [ 37.583293][ T436] ? netlink_unicast+0x486/0x750 [ 37.583295][ T436] ? netlink_sendmsg+0x735/0xc60 [ 37.583296][ T436] ? ____sys_sendmsg+0x415/0x880 [ 37.583298][ T436] ? ___sys_sendmsg+0x14e/0x1d0 [ 37.583300][ T436] ? __sys_sendmsg+0x12c/0x1d0 [ 37.583301][ T436] ? do_syscall_64+0xff/0x530 [ 37.583303][ T436] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 37.583306][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583307][ T436] ? lock_acquire+0x13c/0x160 [ 37.583309][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583310][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583312][ T436] ? trace_contention_end+0xb3/0x180 [ 37.583315][ T436] ? __mutex_lock+0x1db/0x1ea0 [ 37.583317][ T436] ? __mutex_lock+0x9a3/0x1ea0 [ 37.583318][ T436] ? rtnl_newlink+0x9a8/0x11c0 [ 37.583320][ T436] ? ww_mutex_lock+0x160/0x160 [ 37.583322][ T436] ? __rtnl_newlink+0x3fa/0xa50 [ 37.583324][ T436] rtnl_newlink+0x9f1/0x11c0 [ 37.583326][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583328][ T436] ? rtnl_bridge_getlink+0x850/0x850 [ 37.583329][ T436] ? lock_acquire+0x13c/0x160 [ 37.583330][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583332][ T436] ? is_bpf_text_address+0x3e/0x110 [ 37.583336][ T436] ? is_bpf_text_address+0x72/0x110 [ 37.583338][ T436] ? kernel_text_address+0x149/0x170 [ 37.583339][ T436] ? __kernel_text_address+0x12/0x30 [ 37.583340][ T436] ? write_profile+0xf0/0xf0 [ 37.583341][ T436] ? unwind_get_return_address+0x67/0xd0 [ 37.583343][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583344][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583346][ T436] ? cap_capable+0x1d7/0x3d0 [ 37.583349][ T436] ? lock_acquire+0x13c/0x160 [ 37.583351][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583353][ T436] ? rtnl_bridge_getlink+0x850/0x850 [ 37.583354][ T436] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 37.583356][ T436] ? rtnl_link_fill+0x920/0x920 [ 37.583357][ T436] ? filter_irq_stacks+0xd0/0xd0 [ 37.583358][ T436] ? stack_depot_save_flags+0x1bc/0x790 [ 37.583361][ T436] netlink_rcv_skb+0x14e/0x3a0 [ 37.583362][ T436] ? rtnl_link_fill+0x920/0x920 [ 37.583363][ T436] ? lock_release+0x184/0x1f0 [ 37.583365][ T436] ? netlink_ack+0xcf0/0xcf0 [ 37.583366][ T436] ? __netlink_lookup+0xb9/0x6b0 [ 37.583368][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583370][ T436] ? lock_release+0x184/0x1f0 [ 37.583372][ T436] netlink_unicast+0x486/0x750 [ 37.583374][ T436] ? netlink_attachskb+0x810/0x810 [ 37.583376][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583377][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583379][ T436] ? lock_acquire+0x13c/0x160 [ 37.583381][ T436] netlink_sendmsg+0x735/0xc60 [ 37.583383][ T436] ? netlink_unicast+0x750/0x750 [ 37.583384][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583386][ T436] ? lock_release+0x184/0x1f0 [ 37.583388][ T436] ____sys_sendmsg+0x415/0x880 [ 37.583389][ T436] ? copy_msghdr_from_user+0x279/0x420 [ 37.583391][ T436] ? get_timestamp.constprop.0+0x390/0x390 [ 37.583393][ T436] ? move_addr_to_kernel+0x40/0x40 [ 37.583394][ T436] ? filter_irq_stacks+0xd0/0xd0 [ 37.583396][ T436] ___sys_sendmsg+0x14e/0x1d0 [ 37.583398][ T436] ? copy_msghdr_from_user+0x420/0x420 [ 37.583403][ T436] __sys_sendmsg+0x12c/0x1d0 [ 37.583405][ T436] ? __sys_sendmsg_sock+0x20/0x20 [ 37.583407][ T436] ? rcu_is_watching+0x16/0xd0 [ 37.583409][ T436] do_syscall_64+0xff/0x530 [ 37.583411][ T436] ? exc_page_fault+0xee/0x100 [ 37.583413][ T436] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 37.583414][ T436] RIP: 0033:0x7fbabeb0354e [ 37.583416][ T436] 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 [ 37.583418][ T436] RSP: 002b:00007ffd74230a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.583422][ T436] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbabeb0354e [ 37.583423][ T436] RDX: 0000000000000000 RSI: 00007ffd74230b10 RDI: 0000000000000005 [ 37.583424][ T436] RBP: 00007ffd74230a70 R08: 0000000000000000 R09: 0000000000000000 [ 37.583425][ T436] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e49a [ 37.583426][ T436] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd742311d0 [ 37.583428][ T436] [ 37.620608][ T436] ip (436) used greatest stack depth: 23016 bytes left [ 37.635096][ T437] veth1: left allmulticast mode [ 37.635253][ T437] veth1: left promiscuous mode [ 37.635457][ T437] br1: port 1(veth1) entered disabled state