[ 10.198761][ T186] ip (186) used greatest stack depth: 24152 bytes left [ 10.198780][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.198783][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 10.198785][ T186] preempt_count: 2, expected: 0 [ 10.198787][ T186] RCU nest depth: 0, expected: 0 [ 10.198788][ T186] locks held by ip/186: 5, last CPU#1: [ 10.198791][ T186] #0: ffffffffb56027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.198807][ T186] #1: ffffffffb5769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.198815][ T186] #2: ffffffffb5769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.198821][ T186] #3: ffffffffb5689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.198826][ T186] #4: ffffffffb5689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.198832][ T186] irq event stamp: 37572 [ 10.198834][ T186] hardirqs last enabled at (37571): [] __down_trylock_console_sem+0x86/0xa0 [ 10.198837][ T186] hardirqs last disabled at (37572): [] console_emit_next_record+0x3d4/0x4c0 [ 10.198840][ T186] softirqs last enabled at (37370): [] handle_softirqs+0x67c/0x900 [ 10.198843][ T186] softirqs last disabled at (37365): [] __irq_exit_rcu+0x145/0x1c0 [ 10.198846][ T186] Preemption disabled at: [ 10.198847][ T186] [<0000000000000000>] 0x0 [ 10.198855][ T186] CPU: 1 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.198859][ T186] Tainted: [W]=WARN [ 10.198861][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.198863][ T186] Call Trace: [ 10.198865][ T186] [ 10.198867][ T186] dump_stack_lvl+0x6f/0xa0 [ 10.198876][ T186] __might_resched.cold+0x1fe/0x2c1 [ 10.198882][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.198887][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 10.198895][ T186] __kmalloc_noprof+0x443/0x760 [ 10.198899][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 10.198908][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 10.198911][ T186] alloc_buf.isra.0+0x4b/0x260 [ 10.198916][ T186] put_chars+0x1e1/0x2f0 [ 10.198921][ T186] ? __send_to_port+0x420/0x420 [ 10.198923][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.198929][ T186] ? validate_chain+0x38b/0xc20 [ 10.198939][ T186] hvc_console_print+0x292/0x780 [ 10.198949][ T186] ? hvc_write+0x3a0/0x3a0 [ 10.198953][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.198956][ T186] ? lock_acquire+0x13c/0x160 [ 10.198963][ T186] console_emit_next_record+0x22f/0x4c0 [ 10.198969][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 10.198971][ T186] ? console_flush_one_record+0x106/0x710 [ 10.198976][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.198980][ T186] ? lock_acquire+0x13c/0x160 [ 10.198987][ T186] console_flush_one_record+0x46f/0x710 [ 10.198993][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 10.198996][ T186] ? __lock_acquire+0x518/0xc20 [ 10.199005][ T186] console_unlock+0xee/0x1f0 [ 10.199009][ T186] ? console_flush_one_record+0x710/0x710 [ 10.199012][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.199015][ T186] ? lock_acquire+0x60/0x160 [ 10.199021][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.199024][ T186] ? vprintk_emit+0x320/0x3e0 [ 10.199029][ T186] vprintk_emit+0x37c/0x3e0 [ 10.199035][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 10.199040][ T186] ? __lock_acquire+0x518/0xc20 [ 10.199046][ T186] _printk+0xc7/0x100 [ 10.199051][ T186] ? snapshot_read.cold+0x21/0x21 [ 10.199056][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.199059][ T186] ? __rwlock_init+0x150/0x150 [ 10.199066][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.199070][ T186] do_exit.cold+0x82/0x9c [ 10.199075][ T186] ? exit_notify+0x890/0x890 [ 10.199078][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 10.199082][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.199089][ T186] do_group_exit+0xb8/0x370 [ 10.199094][ T186] __x64_sys_exit_group+0x3c/0x50 [ 10.199097][ T186] x64_sys_call+0x1567/0x1570 [ 10.199100][ T186] do_syscall_64+0xff/0x530 [ 10.199104][ T186] ? exc_page_fault+0xee/0x100 [ 10.199109][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.199112][ T186] RIP: 0033:0x7f52489241b8 [ 10.199115][ T186] Code: Unable to access opcode bytes at 0x7f524892418e. [ 10.199117][ T186] RSP: 002b:00007fffb3fceca8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.199120][ T186] RAX: ffffffffffffffda RBX: 00007f5248a54f88 RCX: 00007f52489241b8 [ 10.199122][ T186] RDX: 00007f524866efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.199124][ T186] RBP: 00007fffb3fced00 R08: 0000000000000000 R09: 0000000000008010 [ 10.199125][ T186] R10: 00007fffb3fceac0 R11: 0000000000000246 R12: 0000000000000001 [ 10.199127][ T186] R13: 0000000000000000 R14: 00007f5248a53680 R15: 00007f5248a54fa0 [ 10.199139][ T186] [ 11.776537][ T260] br1: port 1(veth1) entered blocking state [ 11.776723][ T260] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.776726][ T260] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 260, name: ip [ 11.776728][ T260] preempt_count: 1, expected: 0 [ 11.776729][ T260] RCU nest depth: 0, expected: 0 [ 11.776731][ T260] locks held by ip/260: 5, last CPU#0: [ 11.776734][ T260] #0: ffffffffb5ed2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.776749][ T260] #1: ffffffffb5769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.776758][ T260] #2: ffffffffb5769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.776764][ T260] #3: ffffffffb5689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.776770][ T260] #4: ffffffffb5689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.776776][ T260] irq event stamp: 24512 [ 11.776777][ T260] hardirqs last enabled at (24511): [] __down_trylock_console_sem+0x86/0xa0 [ 11.776781][ T260] hardirqs last disabled at (24512): [] console_emit_next_record+0x3d4/0x4c0 [ 11.776784][ T260] softirqs last enabled at (24424): [] __alloc_skb+0x4c2/0x5f0 [ 11.776788][ T260] softirqs last disabled at (24422): [] __alloc_skb+0x4c2/0x5f0 [ 11.776791][ T260] Preemption disabled at: [ 11.776792][ T260] [] vprintk_emit+0x31b/0x3e0 [ 11.776799][ T260] CPU: 0 UID: 0 PID: 260 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.776804][ T260] Tainted: [W]=WARN [ 11.776806][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.776808][ T260] Call Trace: [ 11.776810][ T260] [ 11.776812][ T260] dump_stack_lvl+0x6f/0xa0 [ 11.776820][ T260] ? vprintk_emit+0x31b/0x3e0 [ 11.776823][ T260] __might_resched.cold+0x1fe/0x2c1 [ 11.776829][ T260] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.776835][ T260] ? __kmalloc_noprof+0xdb/0x760 [ 11.776843][ T260] __kmalloc_noprof+0x443/0x760 [ 11.776846][ T260] ? alloc_buf.isra.0+0x4b/0x260 [ 11.776855][ T260] ? do_raw_spin_unlock+0x59/0x250 [ 11.776859][ T260] alloc_buf.isra.0+0x4b/0x260 [ 11.776864][ T260] put_chars+0x1e1/0x2f0 [ 11.776869][ T260] ? __send_to_port+0x420/0x420 [ 11.776877][ T260] ? validate_chain+0x34a/0xc20 [ 11.776883][ T260] hvc_console_print+0x292/0x780 [ 11.776887][ T260] ? mark_usage+0x61/0x170 [ 11.776890][ T260] ? __lock_acquire+0x518/0xc20 [ 11.776892][ T260] ? __lock_acquire+0x518/0xc20 [ 11.776899][ T260] ? hvc_write+0x3a0/0x3a0 [ 11.776902][ T260] ? console_emit_next_record+0x1df/0x4c0 [ 11.776908][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.776913][ T260] ? lock_acquire+0x13c/0x160 [ 11.776920][ T260] console_emit_next_record+0x22f/0x4c0 [ 11.776926][ T260] ? devkmsg_read+0x4b0/0x4b0 [ 11.776928][ T260] ? console_flush_one_record+0x106/0x710 [ 11.776934][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.776937][ T260] ? lock_acquire+0x13c/0x160 [ 11.776944][ T260] console_flush_one_record+0x46f/0x710 [ 11.776951][ T260] ? console_emit_next_record+0x4c0/0x4c0 [ 11.776954][ T260] ? __lock_acquire+0x518/0xc20 [ 11.776963][ T260] console_unlock+0xee/0x1f0 [ 11.776967][ T260] ? console_flush_one_record+0x710/0x710 [ 11.776970][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.776974][ T260] ? lock_acquire+0x60/0x160 [ 11.776980][ T260] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.776983][ T260] ? vprintk_emit+0x320/0x3e0 [ 11.776988][ T260] vprintk_emit+0x37c/0x3e0 [ 11.776995][ T260] ? wake_up_klogd_work_func+0x90/0x90 [ 11.776999][ T260] ? __lock_release.isra.0+0x69/0x1a0 [ 11.777001][ T260] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.777007][ T260] ? mark_held_locks+0x40/0x70 [ 11.777014][ T260] _printk+0xc7/0x100 [ 11.777019][ T260] ? snapshot_read.cold+0x21/0x21 [ 11.777025][ T260] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.777042][ T260] ? do_setlink.isra.0+0xa31/0x2750 [ 11.777045][ T260] ? rtnl_newlink+0x9f1/0x11c0 [ 11.777047][ T260] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.777055][ T260] br_set_state+0x22f/0x430 [bridge] [ 11.777072][ T260] br_init_port+0xc4/0x200 [bridge] [ 11.777085][ T260] new_nbp+0x39c/0x580 [bridge] [ 11.777101][ T260] br_add_if+0x212/0x1320 [bridge] [ 11.777113][ T260] ? is_bpf_text_address+0x72/0x110 [ 11.777118][ T260] ? kernel_text_address+0x149/0x170 [ 11.777123][ T260] ? __kernel_text_address+0x12/0x30 [ 11.777130][ T260] do_set_master+0x357/0x580 [ 11.777137][ T260] do_setlink.isra.0+0xa31/0x2750 [ 11.777143][ T260] ? stack_trace_save+0x93/0xc0 [ 11.777147][ T260] ? rtnl_link_get_size+0x350/0x350 [ 11.777149][ T260] ? rcu_read_lock_any_held+0x66/0x90 [ 11.777153][ T260] ? stack_depot_save_flags+0x38e/0x790 [ 11.777158][ T260] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.777162][ T260] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.777165][ T260] ? validate_chain+0x38b/0xc20 [ 11.777169][ T260] ? kasan_save_stack+0x3d/0x50 [ 11.777174][ T260] ? kasan_save_stack+0x2f/0x50 [ 11.777176][ T260] ? kasan_save_track+0x14/0x30 [ 11.777180][ T260] ? __lock_acquire+0x518/0xc20 [ 11.777189][ T260] ? netlink_seq_next+0xe/0x60 [ 11.777193][ T260] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.777200][ T260] ? lock_acquire.part.0+0xd4/0x280 [ 11.777203][ T260] ? rtnl_newlink+0x9a8/0x11c0 [ 11.777208][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.777211][ T260] ? lock_acquire+0x13c/0x160 [ 11.777214][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.777217][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.777222][ T260] ? trace_contention_end+0xb3/0x180 [ 11.777228][ T260] ? __mutex_lock+0x1db/0x1ea0 [ 11.777230][ T260] ? __mutex_lock+0x9a3/0x1ea0 [ 11.777234][ T260] ? rtnl_newlink+0x9a8/0x11c0 [ 11.777240][ T260] ? ww_mutex_lock+0x160/0x160 [ 11.777243][ T260] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.777252][ T260] ? __rtnl_newlink+0x3fa/0xa50 [ 11.777261][ T260] rtnl_newlink+0x9f1/0x11c0 [ 11.777271][ T260] ? rtnl_bridge_getlink+0x850/0x850 [ 11.777274][ T260] ? __lock_acquire+0x518/0xc20 [ 11.777282][ T260] ? lock_acquire.part.0+0xd4/0x280 [ 11.777285][ T260] ? find_held_lock+0x2b/0x80 [ 11.777288][ T260] ? rtnl_bridge_getlink+0x850/0x850 [ 11.777291][ T260] ? __lock_release.isra.0+0x69/0x1a0 [ 11.777298][ T260] ? rtnl_bridge_getlink+0x850/0x850 [ 11.777301][ T260] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.777307][ T260] ? rtnl_link_fill+0x920/0x920 [ 11.777309][ T260] ? __lock_acquire+0x518/0xc20 [ 11.777317][ T260] ? lock_acquire.part.0+0xd4/0x280 [ 11.777320][ T260] ? find_held_lock+0x2b/0x80 [ 11.777326][ T260] netlink_rcv_skb+0x14e/0x3a0 [ 11.777329][ T260] ? rtnl_link_fill+0x920/0x920 [ 11.777334][ T260] ? netlink_ack+0xcf0/0xcf0 [ 11.777345][ T260] ? netlink_deliver_tap+0xc5/0x330 [ 11.777348][ T260] ? netlink_deliver_tap+0x13c/0x330 [ 11.777355][ T260] netlink_unicast+0x486/0x750 [ 11.777362][ T260] ? netlink_attachskb+0x810/0x810 [ 11.777366][ T260] ? __lock_acquire+0x518/0xc20 [ 11.777373][ T260] netlink_sendmsg+0x735/0xc60 [ 11.777380][ T260] ? netlink_unicast+0x750/0x750 [ 11.777387][ T260] ? __might_fault+0x97/0x140 [ 11.777395][ T260] ____sys_sendmsg+0x415/0x880 [ 11.777400][ T260] ? copy_msghdr_from_user+0x279/0x420 [ 11.777403][ T260] ? get_timestamp.constprop.0+0x390/0x390 [ 11.777406][ T260] ? move_addr_to_kernel+0x40/0x40 [ 11.777419][ T260] ___sys_sendmsg+0x14e/0x1d0 [ 11.777424][ T260] ? copy_msghdr_from_user+0x420/0x420 [ 11.777453][ T260] __sys_sendmsg+0x12c/0x1d0 [ 11.777458][ T260] ? __sys_sendmsg_sock+0x20/0x20 [ 11.777469][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.777475][ T260] do_syscall_64+0xff/0x530 [ 11.777479][ T260] ? exc_page_fault+0xee/0x100 [ 11.777484][ T260] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.777487][ T260] RIP: 0033:0x7fbee69a754e [ 11.777492][ T260] 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 [ 11.777494][ T260] RSP: 002b:00007ffc31082e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.777498][ T260] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbee69a754e [ 11.777501][ T260] RDX: 0000000000000000 RSI: 00007ffc31082eb0 RDI: 0000000000000005 [ 11.777502][ T260] RBP: 00007ffc31082e10 R08: 0000000000000000 R09: 0000000000000000 [ 11.777503][ T260] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b623 [ 11.777505][ T260] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc31083570 [ 11.777518][ T260] [ 11.848234][ T260] br1: port 1(veth1) entered disabled state [ 11.848609][ T260] veth1: entered allmulticast mode [ 11.850304][ T260] veth1: entered promiscuous mode [ 11.857716][ T260] ip (260) used greatest stack depth: 23336 bytes left [ 11.968622][ T39] br1: port 1(veth1) entered blocking state [ 11.969326][ T39] br1: port 1(veth1) entered forwarding state [ 12.031584][ T274] br1: port 2(veth2) entered blocking state [ 12.032124][ T274] br1: port 2(veth2) entered disabled state [ 12.033248][ T274] veth2: entered allmulticast mode [ 12.036668][ T274] veth2: entered promiscuous mode [ 12.156442][ T36] br1: port 2(veth2) entered blocking state [ 12.156775][ T36] br1: port 2(veth2) entered forwarding state [ 26.998271][ C1] [ 26.998287][ C1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.998290][ C1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/1 [ 26.998291][ C1] preempt_count: 104, expected: 0 [ 26.998292][ C1] RCU nest depth: 0, expected: 0 [ 26.998293][ C1] INFO: lockdep is turned off. [ 26.998294][ C1] irq event stamp: 802266 [ 26.998295][ C1] hardirqs last enabled at (802266): [] _raw_spin_unlock_irq+0x28/0x50 [ 26.998304][ C1] hardirqs last disabled at (802265): [] _raw_spin_lock_irq+0x4a/0x50 [ 26.998306][ C1] softirqs last enabled at (802242): [] handle_softirqs+0x67c/0x900 [ 26.998310][ C1] softirqs last disabled at (802263): [] __irq_exit_rcu+0x145/0x1c0 [ 26.998311][ C1] Preemption disabled at: [ 26.998312][ C1] [<0000000000000000>] 0x0 [ 26.998318][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.998322][ C1] Tainted: [W]=WARN [ 26.998323][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.998325][ C1] Call Trace: [ 26.998326][ C1] [ 26.998328][ C1] dump_stack_lvl+0x6f/0xa0 [ 26.998333][ C1] __might_resched.cold+0x1fe/0x2c1 [ 26.998337][ C1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.998340][ C1] ? __asan_memcpy+0x3c/0x60 [ 26.998343][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.998347][ C1] __kmalloc_noprof+0x443/0x760 [ 26.998350][ C1] ? __rwlock_init+0x150/0x150 [ 26.998353][ C1] ? alloc_buf.isra.0+0x4b/0x260 [ 26.998357][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 26.998358][ C1] alloc_buf.isra.0+0x4b/0x260 [ 26.998360][ C1] put_chars+0x1e1/0x2f0 [ 26.998362][ C1] ? __send_to_port+0x420/0x420 [ 26.998364][ C1] ? console_prepend_replay+0x20/0x20 [ 26.998367][ C1] hvc_console_print+0x292/0x780 [ 26.998371][ C1] ? hvc_write+0x3a0/0x3a0 [ 26.998372][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.998374][ C1] ? lock_acquire+0x13c/0x160 [ 26.998376][ C1] console_emit_next_record+0x22f/0x4c0 [ 26.998379][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 26.998381][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.998382][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.998384][ C1] ? lock_acquire+0x13c/0x160 [ 26.998386][ C1] ? console_flush_one_record+0x111/0x710 [ 26.998388][ C1] console_flush_one_record+0x46f/0x710 [ 26.998390][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 26.998392][ C1] console_unlock+0xee/0x1f0 [ 26.998394][ C1] ? lock_acquire+0x13c/0x160 [ 26.998396][ C1] ? console_flush_one_record+0x710/0x710 [ 26.998397][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.998399][ C1] ? lock_release+0x184/0x1f0 [ 26.998400][ C1] ? lock_acquire+0x60/0x160 [ 26.998402][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.998404][ C1] ? vprintk_emit+0x320/0x3e0 [ 26.998406][ C1] vprintk_emit+0x37c/0x3e0 [ 26.998408][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 26.998410][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.998422][ C1] ? lock_release+0x184/0x1f0 [ 26.998423][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.998430][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.998436][ C1] ? is_module_text_address+0x154/0x250 [ 26.998440][ C1] _printk+0xc7/0x100 [ 26.998443][ C1] ? snapshot_read.cold+0x21/0x21 [ 26.998444][ C1] ? arch_stack_walk+0xd7/0x130 [ 26.998448][ C1] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.998451][ C1] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 26.998452][ C1] print_irq_inversion_bug.part.0+0x32/0xc0 [ 26.998455][ C1] mark_lock_irq+0x989/0x9c0 [ 26.998458][ C1] mark_lock+0x1d7/0xa00 [ 26.998460][ C1] mark_usage+0x42/0x170 [ 26.998461][ C1] __lock_acquire+0x388/0xc20 [ 26.998464][ C1] lock_acquire.part.0+0xd4/0x280 [ 26.998465][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.998472][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.998474][ C1] ? lock_acquire+0x13c/0x160 [ 26.998476][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.998482][ C1] _raw_spin_lock+0x33/0x40 [ 26.998484][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.998490][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.998496][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.998503][ C1] call_timer_fn+0x160/0x4d0 [ 26.998505][ C1] ? detach_if_pending+0x1d0/0x1d0 [ 26.998507][ C1] ? debug_object_active_state+0x430/0x430 [ 26.998511][ C1] ? find_held_lock+0x2b/0x80 [ 26.998512][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 26.998514][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.998516][ C1] __run_timers+0x68f/0xaa0 [ 26.998518][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.998525][ C1] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.998527][ C1] ? __lock_acquire+0x518/0xc20 [ 26.998530][ C1] ? __rwlock_init+0x150/0x150 [ 26.998532][ C1] run_timer_softirq+0xf0/0x160 [ 26.998534][ C1] ? __run_timers+0xaa0/0xaa0 [ 26.998536][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.998538][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.998540][ C1] handle_softirqs+0x1d3/0x900 [ 26.998542][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 26.998543][ C1] ? _local_bh_enable+0xc0/0xc0 [ 26.998545][ C1] __irq_exit_rcu+0x145/0x1c0 [ 26.998547][ C1] irq_exit_rcu+0xe/0x30 [ 26.998548][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.998551][ C1] [ 26.998552][ C1] [ 26.998552][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 26.998554][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.998556][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.998559][ C1] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 26.998561][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 26.998564][ C1] RAX: 00000000000c3dd5 RBX: ff11000001bea380 RCX: ffffffffb24f0307 [ 26.998566][ C1] RDX: ff11000001bea380 RSI: ffffffffb5238af6 RDI: ffffffffb4c8d8e0 [ 26.998566][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.998568][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 26.998568][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 26.998570][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.998573][ C1] default_idle+0x9/0x10 [ 26.998575][ C1] default_idle_call+0x6e/0xb0 [ 26.998577][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.998578][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 26.998580][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 26.998582][ C1] ? rcu_is_watching+0x16/0xd0 [ 26.998585][ C1] do_idle+0xd8/0x190 [ 26.998586][ C1] cpu_startup_entry+0x53/0x70 [ 26.998588][ C1] start_secondary+0x204/0x2b0 [ 26.998590][ C1] ? set_cpu_sibling_map+0x2130/0x2130 [ 26.998592][ C1] common_startup_64+0x13e/0x148 [ 26.998596][ C1] [ 27.018110][ C1] ======================================================== [ 27.018320][ C1] WARNING: possible irq lock inversion dependency detected [ 27.018565][ C1] 7.2.0-virtme #1 Tainted: G W [ 27.018736][ C1] -------------------------------------------------------- [ 27.018982][ C1] swapper/1/0 just changed the state of lock: [ 27.019198][ C1] ff1100001619ae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.019529][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.019729][ C1] (fs_reclaim){+.+.}-{0:0} [ 27.019731][ C1] [ 27.019731][ C1] [ 27.019731][ C1] and interrupts could create inverse lock ordering between them. [ 27.019731][ C1] [ 27.020314][ C1] [ 27.020314][ C1] other info that might help us debug this: [ 27.020558][ C1] Chain exists of: [ 27.020558][ C1] &br->lock --> console_owner --> fs_reclaim [ 27.020558][ C1] [ 27.020911][ C1] Possible interrupt unsafe locking scenario: [ 27.020911][ C1] [ 27.021162][ C1] CPU0 CPU1 [ 27.021306][ C1] ---- ---- [ 27.021486][ C1] lock(fs_reclaim); [ 27.021591][ C1] local_irq_disable(); [ 27.021807][ C1] lock(&br->lock); [ 27.021973][ C1] lock(console_owner); [ 27.022189][ C1] [ 27.022299][ C1] lock(&br->lock); [ 27.022451][ C1] [ 27.022451][ C1] *** DEADLOCK *** [ 27.022451][ C1] [ 27.022695][ C1] locks held by swapper/1/0: 1, last CPU#1: [ 27.022866][ C1] #0: ffa00000001d0c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.023188][ C1] [ 27.023188][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 27.023468][ C1] -> (fs_reclaim){+.+.}-{0:0} { [ 27.023656][ C1] HARDIRQ-ON-W at: [ 27.023760][ C1] __lock_acquire+0x388/0xc20 [ 27.023979][ C1] lock_acquire.part.0+0xd4/0x280 [ 27.024146][ C1] fs_reclaim_acquire+0xd5/0x120 [ 27.024326][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 27.024577][ C1] kthread_create_worker_on_node+0xea/0x210 [ 27.024780][ C1] workqueue_init+0x2a/0x680 [ 27.024999][ C1] kernel_init_freeable+0x2fe/0x630 [ 27.025254][ C1] kernel_init+0x21/0x150 [ 27.025423][ C1] ret_from_fork+0x474/0x6b0 [ 27.025645][ C1] ret_from_fork_asm+0x11/0x20 [ 27.025863][ C1] SOFTIRQ-ON-W at: [ 27.025964][ C1] __lock_acquire+0x388/0xc20 [ 27.026178][ C1] lock_acquire.part.0+0xd4/0x280 [ 27.026352][ C1] fs_reclaim_acquire+0xd5/0x120 [ 27.026566][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 27.026814][ C1] kthread_create_worker_on_node+0xea/0x210 [ 27.027015][ C1] workqueue_init+0x2a/0x680 [ 27.027230][ C1] kernel_init_freeable+0x2fe/0x630 [ 27.027480][ C1] kernel_init+0x21/0x150 [ 27.027655][ C1] ret_from_fork+0x474/0x6b0 [ 27.027867][ C1] ret_from_fork_asm+0x11/0x20 [ 27.028084][ C1] INITIAL USE at: [ 27.028183][ C1] __lock_acquire+0x388/0xc20 [ 27.028400][ C1] lock_acquire.part.0+0xd4/0x280 [ 27.028567][ C1] fs_reclaim_acquire+0xd5/0x120 [ 27.028787][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 27.029035][ C1] kthread_create_worker_on_node+0xea/0x210 [ 27.029235][ C1] workqueue_init+0x2a/0x680 [ 27.029453][ C1] kernel_init_freeable+0x2fe/0x630 [ 27.029668][ C1] kernel_init+0x21/0x150 [ 27.029835][ C1] ret_from_fork+0x474/0x6b0 [ 27.030050][ C1] ret_from_fork_asm+0x11/0x20 [ 27.030217][ C1] } [ 27.030292][ C1] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.030494][ C1] ... acquired at: [ 27.030645][ C1] __lock_acquire+0x518/0xc20 [ 27.030782][ C1] lock_acquire.part.0+0xd4/0x280 [ 27.030961][ C1] fs_reclaim_acquire+0xd5/0x120 [ 27.031092][ C1] __kmalloc_noprof+0xd3/0x760 [ 27.031276][ C1] alloc_buf.isra.0+0x4b/0x260 [ 27.031409][ C1] put_chars+0x1e1/0x2f0 [ 27.031588][ C1] hvc_console_print+0x292/0x780 [ 27.031722][ C1] console_emit_next_record+0x22f/0x4c0 [ 27.031906][ C1] console_flush_one_record+0x46f/0x710 [ 27.032037][ C1] console_unlock+0xee/0x1f0 [ 27.032215][ C1] vprintk_emit+0x37c/0x3e0 [ 27.032353][ C1] _printk+0xc7/0x100 [ 27.032504][ C1] dm_interface_init+0x50/0x60 [ 27.032640][ C1] dm_init+0x51/0xd0 [ 27.032787][ C1] do_one_initcall+0x124/0x4f0 [ 27.032921][ C1] kernel_init_freeable+0x596/0x630 [ 27.033103][ C1] kernel_init+0x21/0x150 [ 27.033240][ C1] ret_from_fork+0x474/0x6b0 [ 27.033417][ C1] ret_from_fork_asm+0x11/0x20 [ 27.033552][ C1] [ 27.033620][ C1] -> (console_owner){....}-{0:0} { [ 27.033805][ C1] INITIAL USE at: [ 27.033907][ C1] } [ 27.033973][ C1] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.034215][ C1] ... acquired at: [ 27.034365][ C1] __lock_acquire+0x518/0xc20 [ 27.034512][ C1] lock_acquire.part.0+0xd4/0x280 [ 27.034692][ C1] console_lock_spinning_enable+0x5c/0x60 [ 27.034854][ C1] console_emit_next_record+0x1d1/0x4c0 [ 27.035033][ C1] console_flush_one_record+0x46f/0x710 [ 27.035167][ C1] console_unlock+0xee/0x1f0 [ 27.035349][ C1] vprintk_emit+0x37c/0x3e0 [ 27.035483][ C1] _printk+0xc7/0x100 [ 27.035632][ C1] br_set_state+0x22f/0x430 [bridge] [ 27.035773][ C1] br_init_port+0xc4/0x200 [bridge] [ 27.035956][ C1] br_stp_enable_port+0x12/0x50 [bridge] [ 27.036125][ C1] br_port_carrier_check+0x220/0x430 [bridge] [ 27.036306][ C1] br_device_event+0x52d/0x8f0 [bridge] [ 27.036442][ C1] notifier_call_chain+0xae/0x300 [ 27.036618][ C1] netif_state_change+0x139/0x340 [ 27.036754][ C1] __linkwatch_run_queue+0x34c/0x750 [ 27.036934][ C1] linkwatch_event+0x7f/0xb0 [ 27.037067][ C1] process_one_work+0xe3e/0x1560 [ 27.037251][ C1] worker_thread+0x4f1/0xd60 [ 27.037383][ C1] kthread+0x367/0x460 [ 27.037529][ C1] ret_from_fork+0x474/0x6b0 [ 27.037662][ C1] ret_from_fork_asm+0x11/0x20 [ 27.037839][ C1] [ 27.037905][ C1] -> (&br->lock){+.-.}-{3:3} { [ 27.038041][ C1] HARDIRQ-ON-W at: [ 27.038191][ C1] __lock_acquire+0x388/0xc20 [ 27.038365][ C1] lock_acquire.part.0+0xd4/0x280 [ 27.038582][ C1] _raw_spin_lock_bh+0x38/0x50 [ 27.038800][ C1] br_set_ageing_time+0x2d/0xf0 [bridge] [ 27.039009][ C1] br_changelink+0x240/0x16e0 [bridge] [ 27.039229][ C1] br_dev_newlink+0xeb/0x160 [bridge] [ 27.039454][ C1] rtnl_newlink_create+0x2d0/0x750 [ 27.039623][ C1] __rtnl_newlink+0x22b/0xa50 [ 27.039838][ C1] rtnl_newlink+0x9f1/0x11c0 [ 27.040064][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.040231][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 27.040450][ C1] netlink_unicast+0x486/0x750 [ 27.040616][ C1] netlink_sendmsg+0x735/0xc60 [ 27.040835][ C1] ____sys_sendmsg+0x415/0x880 [ 27.041050][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 27.041218][ C1] __sys_sendmsg+0x12c/0x1d0 [ 27.041438][ C1] do_syscall_64+0xff/0x530 [ 27.041652][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.041853][ C1] IN-SOFTIRQ-W at: [ 27.042002][ C1] __lock_acquire+0x388/0xc20 [ 27.042169][ C1] lock_acquire.part.0+0xd4/0x280 [ 27.042342][ C1] _raw_spin_lock+0x33/0x40 [ 27.042556][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.042763][ C1] call_timer_fn+0x160/0x4d0 [ 27.042980][ C1] __run_timers+0x68f/0xaa0 [ 27.043198][ C1] run_timer_softirq+0xf0/0x160 [ 27.043362][ C1] handle_softirqs+0x1d3/0x900 [ 27.043573][ C1] __irq_exit_rcu+0x145/0x1c0 [ 27.043737][ C1] irq_exit_rcu+0xe/0x30 [ 27.043945][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.044190][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.044434][ C1] pv_native_safe_halt+0xf/0x10 [ 27.044595][ C1] default_idle+0x9/0x10 [ 27.044807][ C1] default_idle_call+0x6e/0xb0 [ 27.044968][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.045213][ C1] do_idle+0xd8/0x190 [ 27.045394][ C1] cpu_startup_entry+0x53/0x70 [ 27.045554][ C1] start_secondary+0x204/0x2b0 [ 27.045767][ C1] common_startup_64+0x13e/0x148 [ 27.045976][ C1] INITIAL USE at: [ 27.046075][ C1] __lock_acquire+0x388/0xc20 [ 27.046245][ C1] lock_acquire.part.0+0xd4/0x280 [ 27.046411][ C1] _raw_spin_lock_bh+0x38/0x50 [ 27.046622][ C1] br_set_ageing_time+0x2d/0xf0 [bridge] [ 27.046867][ C1] br_changelink+0x240/0x16e0 [bridge] [ 27.047035][ C1] br_dev_newlink+0xeb/0x160 [bridge] [ 27.047253][ C1] rtnl_newlink_create+0x2d0/0x750 [ 27.047418][ C1] __rtnl_newlink+0x22b/0xa50 [ 27.047627][ C1] rtnl_newlink+0x9f1/0x11c0 [ 27.047836][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.047998][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 27.048210][ C1] netlink_unicast+0x486/0x750 [ 27.048424][ C1] netlink_sendmsg+0x735/0xc60 [ 27.048588][ C1] ____sys_sendmsg+0x415/0x880 [ 27.048801][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 27.048963][ C1] __sys_sendmsg+0x12c/0x1d0 [ 27.049172][ C1] do_syscall_64+0xff/0x530 [ 27.049387][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.049581][ C1] } [ 27.049697][ C1] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.049895][ C1] ... acquired at: [ 27.050037][ C1] mark_lock+0x1d7/0xa00 [ 27.050166][ C1] mark_usage+0x42/0x170 [ 27.050300][ C1] __lock_acquire+0x388/0xc20 [ 27.050428][ C1] lock_acquire.part.0+0xd4/0x280 [ 27.050602][ C1] _raw_spin_lock+0x33/0x40 [ 27.050733][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.050943][ C1] call_timer_fn+0x160/0x4d0 [ 27.051070][ C1] __run_timers+0x68f/0xaa0 [ 27.051250][ C1] run_timer_softirq+0xf0/0x160 [ 27.051382][ C1] handle_softirqs+0x1d3/0x900 [ 27.051555][ C1] __irq_exit_rcu+0x145/0x1c0 [ 27.051684][ C1] irq_exit_rcu+0xe/0x30 [ 27.051859][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.052068][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.052228][ C1] pv_native_safe_halt+0xf/0x10 [ 27.052410][ C1] default_idle+0x9/0x10 [ 27.052538][ C1] default_idle_call+0x6e/0xb0 [ 27.052713][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.052873][ C1] do_idle+0xd8/0x190 [ 27.053017][ C1] cpu_startup_entry+0x53/0x70 [ 27.053147][ C1] start_secondary+0x204/0x2b0 [ 27.053281][ C1] common_startup_64+0x13e/0x148 [ 27.053409][ C1] [ 27.053474][ C1] [ 27.053474][ C1] stack backtrace: [ 27.053687][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.053691][ C1] Tainted: [W]=WARN [ 27.053692][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.053693][ C1] Call Trace: [ 27.053694][ C1] [ 27.053696][ C1] dump_stack_lvl+0x6f/0xa0 [ 27.053700][ C1] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.053703][ C1] mark_lock_irq+0x989/0x9c0 [ 27.053706][ C1] mark_lock+0x1d7/0xa00 [ 27.053707][ C1] mark_usage+0x42/0x170 [ 27.053709][ C1] __lock_acquire+0x388/0xc20 [ 27.053711][ C1] lock_acquire.part.0+0xd4/0x280 [ 27.053713][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.053720][ C1] ? rcu_is_watching+0x16/0xd0 [ 27.053723][ C1] ? lock_acquire+0x13c/0x160 [ 27.053725][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.053731][ C1] _raw_spin_lock+0x33/0x40 [ 27.053732][ C1] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.053738][ C1] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.053745][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.053751][ C1] call_timer_fn+0x160/0x4d0 [ 27.053753][ C1] ? detach_if_pending+0x1d0/0x1d0 [ 27.053755][ C1] ? debug_object_active_state+0x430/0x430 [ 27.053759][ C1] ? find_held_lock+0x2b/0x80 [ 27.053761][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 27.053762][ C1] ? rcu_is_watching+0x16/0xd0 [ 27.053764][ C1] __run_timers+0x68f/0xaa0 [ 27.053766][ C1] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.053773][ C1] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.053774][ C1] ? __lock_acquire+0x518/0xc20 [ 27.053777][ C1] ? __rwlock_init+0x150/0x150 [ 27.053779][ C1] run_timer_softirq+0xf0/0x160 [ 27.053781][ C1] ? __run_timers+0xaa0/0xaa0 [ 27.053783][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.053785][ C1] ? rcu_is_watching+0x16/0xd0 [ 27.053787][ C1] handle_softirqs+0x1d3/0x900 [ 27.053789][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 27.053791][ C1] ? _local_bh_enable+0xc0/0xc0 [ 27.053792][ C1] __irq_exit_rcu+0x145/0x1c0 [ 27.053794][ C1] irq_exit_rcu+0xe/0x30 [ 27.053795][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.053797][ C1] [ 27.053798][ C1] [ 27.053798][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 27.053800][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.053801][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.053803][ C1] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.053805][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 27.053807][ C1] RAX: 00000000000c3dd5 RBX: ff11000001bea380 RCX: ffffffffb24f0307 [ 27.053809][ C1] RDX: ff11000001bea380 RSI: ffffffffb5238af6 RDI: ffffffffb4c8d8e0 [ 27.053809][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.053810][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 27.053811][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 27.053813][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.053815][ C1] default_idle+0x9/0x10 [ 27.053816][ C1] default_idle_call+0x6e/0xb0 [ 27.053818][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.053820][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 27.053821][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 27.053823][ C1] ? rcu_is_watching+0x16/0xd0 [ 27.053825][ C1] do_idle+0xd8/0x190 [ 27.053826][ C1] cpu_startup_entry+0x53/0x70 [ 27.053828][ C1] start_secondary+0x204/0x2b0 [ 27.053829][ C1] ? set_cpu_sibling_map+0x2130/0x2130 [ 27.053831][ C1] common_startup_64+0x13e/0x148 [ 27.053834][ C1] [ 30.359318][ T716] br1: port 2(veth2) entered disabled state [ 30.359335][ T716] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 30.359338][ T716] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 716, name: ip [ 30.359339][ T716] preempt_count: 202, expected: 0 [ 30.359340][ T716] RCU nest depth: 0, expected: 0 [ 30.359341][ T716] INFO: lockdep is turned off. [ 30.359342][ T716] irq event stamp: 0 [ 30.359343][ T716] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 30.359348][ T716] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 30.359354][ T716] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 30.359356][ T716] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 30.359357][ T716] Preemption disabled at: [ 30.359358][ T716] [<0000000000000000>] 0x0 [ 30.359363][ T716] CPU: 3 UID: 0 PID: 716 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 30.359366][ T716] Tainted: [W]=WARN [ 30.359367][ T716] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.359369][ T716] Call Trace: [ 30.359370][ T716] [ 30.359371][ T716] dump_stack_lvl+0x6f/0xa0 [ 30.359377][ T716] __might_resched.cold+0x1fe/0x2c1 [ 30.359382][ T716] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 30.359385][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359389][ T716] __kmalloc_noprof+0x443/0x760 [ 30.359393][ T716] ? __rwlock_init+0x150/0x150 [ 30.359395][ T716] ? alloc_buf.isra.0+0x4b/0x260 [ 30.359399][ T716] ? do_raw_spin_unlock+0x59/0x250 [ 30.359401][ T716] alloc_buf.isra.0+0x4b/0x260 [ 30.359403][ T716] put_chars+0x1e1/0x2f0 [ 30.359405][ T716] ? __send_to_port+0x420/0x420 [ 30.359406][ T716] ? printk_get_next_message+0x240/0x650 [ 30.359410][ T716] hvc_console_print+0x292/0x780 [ 30.359413][ T716] ? hvc_write+0x3a0/0x3a0 [ 30.359416][ T716] ? __rwlock_init+0x150/0x150 [ 30.359417][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359419][ T716] ? lock_acquire+0x13c/0x160 [ 30.359421][ T716] console_emit_next_record+0x22f/0x4c0 [ 30.359424][ T716] ? devkmsg_read+0x4b0/0x4b0 [ 30.359426][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359427][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359429][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359430][ T716] ? lock_acquire+0x13c/0x160 [ 30.359432][ T716] ? console_flush_one_record+0x111/0x710 [ 30.359434][ T716] console_flush_one_record+0x46f/0x710 [ 30.359436][ T716] ? console_emit_next_record+0x4c0/0x4c0 [ 30.359439][ T716] console_unlock+0xee/0x1f0 [ 30.359440][ T716] ? lock_acquire+0x13c/0x160 [ 30.359442][ T716] ? console_flush_one_record+0x710/0x710 [ 30.359443][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359445][ T716] ? lock_release+0x184/0x1f0 [ 30.359446][ T716] ? lock_acquire+0x60/0x160 [ 30.359448][ T716] ? __rcu_read_lock+0x30/0x70 [ 30.359450][ T716] ? __down_trylock_console_sem+0x5e/0xa0 [ 30.359452][ T716] ? vprintk_emit+0x320/0x3e0 [ 30.359454][ T716] vprintk_emit+0x37c/0x3e0 [ 30.359456][ T716] ? wake_up_klogd_work_func+0x90/0x90 [ 30.359458][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359459][ T716] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 30.359462][ T716] ? trace_hardirqs_on+0x36/0x40 [ 30.359463][ T716] _printk+0xc7/0x100 [ 30.359466][ T716] ? snapshot_read.cold+0x21/0x21 [ 30.359468][ T716] ? ipv6_mc_down+0x17e/0x2d0 [ 30.359473][ T716] br_set_state+0x22f/0x430 [bridge] [ 30.359486][ T716] br_stp_disable_port+0x11f/0x390 [bridge] [ 30.359494][ T716] br_device_event+0x7b5/0x8f0 [bridge] [ 30.359502][ T716] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 30.359506][ T716] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 30.359508][ T716] ? addrconf_notify+0x2c8/0xf30 [ 30.359511][ T716] notifier_call_chain+0xae/0x300 [ 30.359514][ T716] __dev_notify_flags+0x23c/0x3c0 [ 30.359518][ T716] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 30.359519][ T716] ? netif_change_name+0x8c0/0x8c0 [ 30.359521][ T716] ? netif_set_allmulti+0x250/0x250 [ 30.359523][ T716] ? __kernel_text_address+0x12/0x30 [ 30.359525][ T716] ? write_profile+0xf0/0xf0 [ 30.359528][ T716] ? unwind_get_return_address+0x67/0xd0 [ 30.359531][ T716] netif_change_flags+0xfe/0x190 [ 30.359533][ T716] do_setlink.isra.0+0x1cc3/0x2750 [ 30.359536][ T716] ? stack_trace_save+0x93/0xc0 [ 30.359537][ T716] ? rtnl_link_get_size+0x350/0x350 [ 30.359538][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359540][ T716] ? stack_depot_save_flags+0x1bc/0x790 [ 30.359543][ T716] ? kasan_save_stack+0x3d/0x50 [ 30.359546][ T716] ? kasan_save_stack+0x2f/0x50 [ 30.359547][ T716] ? kasan_save_track+0x14/0x30 [ 30.359549][ T716] ? __kasan_kmalloc+0x7b/0x90 [ 30.359551][ T716] ? __kmalloc_cache_noprof+0x29a/0x620 [ 30.359552][ T716] ? rtnl_newlink+0x124/0x11c0 [ 30.359553][ T716] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 30.359554][ T716] ? netlink_rcv_skb+0x14e/0x3a0 [ 30.359557][ T716] ? netlink_unicast+0x486/0x750 [ 30.359558][ T716] ? netlink_sendmsg+0x735/0xc60 [ 30.359559][ T716] ? ____sys_sendmsg+0x415/0x880 [ 30.359562][ T716] ? ___sys_sendmsg+0x14e/0x1d0 [ 30.359563][ T716] ? __sys_sendmsg+0x12c/0x1d0 [ 30.359565][ T716] ? do_syscall_64+0xff/0x530 [ 30.359567][ T716] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 30.359569][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359571][ T716] ? lock_acquire+0x13c/0x160 [ 30.359572][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359574][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359576][ T716] ? trace_contention_end+0xb3/0x180 [ 30.359579][ T716] ? __mutex_lock+0x1db/0x1ea0 [ 30.359580][ T716] ? __mutex_lock+0x9a3/0x1ea0 [ 30.359582][ T716] ? rtnl_newlink+0x9a8/0x11c0 [ 30.359583][ T716] ? ww_mutex_lock+0x160/0x160 [ 30.359585][ T716] ? __rtnl_newlink+0x3fa/0xa50 [ 30.359587][ T716] rtnl_newlink+0x9f1/0x11c0 [ 30.359589][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359591][ T716] ? rtnl_bridge_getlink+0x850/0x850 [ 30.359592][ T716] ? lock_acquire+0x13c/0x160 [ 30.359593][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359595][ T716] ? is_bpf_text_address+0x3e/0x110 [ 30.359598][ T716] ? is_bpf_text_address+0x72/0x110 [ 30.359600][ T716] ? kernel_text_address+0x149/0x170 [ 30.359601][ T716] ? __kernel_text_address+0x12/0x30 [ 30.359603][ T716] ? write_profile+0xf0/0xf0 [ 30.359604][ T716] ? unwind_get_return_address+0x67/0xd0 [ 30.359605][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359607][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359608][ T716] ? cap_capable+0x1d7/0x3d0 [ 30.359612][ T716] ? lock_acquire+0x13c/0x160 [ 30.359613][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359615][ T716] ? rtnl_bridge_getlink+0x850/0x850 [ 30.359617][ T716] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 30.359618][ T716] ? rtnl_link_fill+0x920/0x920 [ 30.359619][ T716] ? filter_irq_stacks+0xd0/0xd0 [ 30.359621][ T716] ? stack_depot_save_flags+0x1bc/0x790 [ 30.359623][ T716] netlink_rcv_skb+0x14e/0x3a0 [ 30.359625][ T716] ? rtnl_link_fill+0x920/0x920 [ 30.359626][ T716] ? lock_release+0x184/0x1f0 [ 30.359627][ T716] ? netlink_ack+0xcf0/0xcf0 [ 30.359629][ T716] ? __netlink_lookup+0xb9/0x6b0 [ 30.359631][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359633][ T716] ? lock_release+0x184/0x1f0 [ 30.359635][ T716] netlink_unicast+0x486/0x750 [ 30.359637][ T716] ? netlink_attachskb+0x810/0x810 [ 30.359639][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359640][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359642][ T716] ? lock_acquire+0x13c/0x160 [ 30.359644][ T716] netlink_sendmsg+0x735/0xc60 [ 30.359646][ T716] ? netlink_unicast+0x750/0x750 [ 30.359647][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359649][ T716] ? lock_release+0x184/0x1f0 [ 30.359651][ T716] ____sys_sendmsg+0x415/0x880 [ 30.359653][ T716] ? copy_msghdr_from_user+0x279/0x420 [ 30.359654][ T716] ? get_timestamp.constprop.0+0x390/0x390 [ 30.359656][ T716] ? move_addr_to_kernel+0x40/0x40 [ 30.359657][ T716] ? filter_irq_stacks+0xd0/0xd0 [ 30.359660][ T716] ___sys_sendmsg+0x14e/0x1d0 [ 30.359661][ T716] ? copy_msghdr_from_user+0x420/0x420 [ 30.359666][ T716] __sys_sendmsg+0x12c/0x1d0 [ 30.359668][ T716] ? __sys_sendmsg_sock+0x20/0x20 [ 30.359671][ T716] ? rcu_is_watching+0x16/0xd0 [ 30.359673][ T716] do_syscall_64+0xff/0x530 [ 30.359674][ T716] ? exc_page_fault+0xee/0x100 [ 30.359676][ T716] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 30.359678][ T716] RIP: 0033:0x7f2d014fc54e [ 30.359680][ T716] 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 [ 30.359681][ T716] RSP: 002b:00007ffcd33eb3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.359685][ T716] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2d014fc54e [ 30.359686][ T716] RDX: 0000000000000000 RSI: 00007ffcd33eb460 RDI: 0000000000000005 [ 30.359687][ T716] RBP: 00007ffcd33eb3c0 R08: 0000000000000000 R09: 0000000000000000 [ 30.359688][ T716] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b635 [ 30.359689][ T716] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd33ebb20 [ 30.359691][ T716] [ 30.396003][ T716] ip (716) used greatest stack depth: 23016 bytes left [ 30.417774][ T718] veth2: left allmulticast mode [ 30.417965][ T718] veth2: left promiscuous mode [ 30.418189][ T718] br1: port 2(veth2) entered disabled state [ 30.443693][ T720] br1: port 1(veth1) entered disabled state [ 30.462987][ T722] veth1: left allmulticast mode [ 30.463154][ T722] veth1: left promiscuous mode [ 30.463373][ T722] br1: port 1(veth1) entered disabled state