[ 10.270560][ T186] ip (186) used greatest stack depth: 24144 bytes left [ 10.270579][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.270581][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 10.270583][ T186] preempt_count: 2, expected: 0 [ 10.270584][ T186] RCU nest depth: 0, expected: 0 [ 10.270585][ T186] locks held by ip/186: 5, last CPU#3: [ 10.270588][ T186] #0: ffffffffbc0027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.270601][ T186] #1: ffffffffbc169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.270607][ T186] #2: ffffffffbc169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.270611][ T186] #3: ffffffffbc089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.270616][ T186] #4: ffffffffbc089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.270620][ T186] irq event stamp: 32628 [ 10.270621][ T186] hardirqs last enabled at (32627): [] __down_trylock_console_sem+0x86/0xa0 [ 10.270624][ T186] hardirqs last disabled at (32628): [] console_emit_next_record+0x3d4/0x4c0 [ 10.270626][ T186] softirqs last enabled at (31344): [] netlink_release+0x17b/0xcf0 [ 10.270630][ T186] softirqs last disabled at (31342): [] netlink_release+0xd2/0xcf0 [ 10.270632][ T186] Preemption disabled at: [ 10.270633][ T186] [<0000000000000000>] 0x0 [ 10.270641][ T186] CPU: 3 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.270644][ T186] Tainted: [W]=WARN [ 10.270645][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.270647][ T186] Call Trace: [ 10.270648][ T186] [ 10.270650][ T186] dump_stack_lvl+0x6f/0xa0 [ 10.270656][ T186] __might_resched.cold+0x1fe/0x2c1 [ 10.270661][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.270665][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 10.270670][ T186] __kmalloc_noprof+0x443/0x760 [ 10.270672][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 10.270678][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 10.270681][ T186] alloc_buf.isra.0+0x4b/0x260 [ 10.270684][ T186] put_chars+0x1e1/0x2f0 [ 10.270687][ T186] ? __send_to_port+0x420/0x420 [ 10.270688][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.270693][ T186] ? validate_chain+0x38b/0xc20 [ 10.270698][ T186] hvc_console_print+0x292/0x780 [ 10.270705][ T186] ? hvc_write+0x3a0/0x3a0 [ 10.270707][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.270709][ T186] ? lock_acquire+0x13c/0x160 [ 10.270713][ T186] console_emit_next_record+0x22f/0x4c0 [ 10.270717][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 10.270719][ T186] ? console_flush_one_record+0x106/0x710 [ 10.270722][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.270725][ T186] ? lock_acquire+0x13c/0x160 [ 10.270729][ T186] console_flush_one_record+0x46f/0x710 [ 10.270733][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 10.270735][ T186] ? __lock_acquire+0x518/0xc20 [ 10.270740][ T186] console_unlock+0xee/0x1f0 [ 10.270743][ T186] ? console_flush_one_record+0x710/0x710 [ 10.270745][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.270747][ T186] ? lock_acquire+0x60/0x160 [ 10.270751][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.270753][ T186] ? vprintk_emit+0x320/0x3e0 [ 10.270756][ T186] vprintk_emit+0x37c/0x3e0 [ 10.270760][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 10.270764][ T186] ? __lock_acquire+0x518/0xc20 [ 10.270767][ T186] _printk+0xc7/0x100 [ 10.270771][ T186] ? snapshot_read.cold+0x21/0x21 [ 10.270774][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.270777][ T186] ? __rwlock_init+0x150/0x150 [ 10.270780][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.270783][ T186] do_exit.cold+0x82/0x9c [ 10.270787][ T186] ? exit_notify+0x890/0x890 [ 10.270789][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 10.270792][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.270796][ T186] do_group_exit+0xb8/0x370 [ 10.270799][ T186] __x64_sys_exit_group+0x3c/0x50 [ 10.270801][ T186] x64_sys_call+0x1567/0x1570 [ 10.270803][ T186] do_syscall_64+0xff/0x530 [ 10.270807][ T186] ? exc_page_fault+0xee/0x100 [ 10.270810][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.270812][ T186] RIP: 0033:0x7f1ddb8441b8 [ 10.270815][ T186] Code: Unable to access opcode bytes at 0x7f1ddb84418e. [ 10.270816][ T186] RSP: 002b:00007ffcf6a2cbb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.270818][ T186] RAX: ffffffffffffffda RBX: 00007f1ddb974f88 RCX: 00007f1ddb8441b8 [ 10.270820][ T186] RDX: 00007f1ddb58efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.270821][ T186] RBP: 00007ffcf6a2cc10 R08: 0000000000000000 R09: 0000000000008010 [ 10.270822][ T186] R10: 00007ffcf6a2c9d0 R11: 0000000000000246 R12: 0000000000000001 [ 10.270822][ T186] R13: 0000000000000000 R14: 00007f1ddb973680 R15: 00007f1ddb974fa0 [ 10.270829][ T186] [ 11.684895][ T260] br1: port 1(veth1) entered blocking state [ 11.684989][ T260] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.684991][ T260] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 260, name: ip [ 11.684993][ T260] preempt_count: 1, expected: 0 [ 11.684994][ T260] RCU nest depth: 0, expected: 0 [ 11.684995][ T260] locks held by ip/260: 5, last CPU#3: [ 11.684997][ T260] #0: ffffffffbc8d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.685009][ T260] #1: ffffffffbc169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.685015][ T260] #2: ffffffffbc169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.685018][ T260] #3: ffffffffbc089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.685022][ T260] #4: ffffffffbc089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.685026][ T260] irq event stamp: 13884 [ 11.685027][ T260] hardirqs last enabled at (13883): [] __down_trylock_console_sem+0x86/0xa0 [ 11.685029][ T260] hardirqs last disabled at (13884): [] console_emit_next_record+0x3d4/0x4c0 [ 11.685031][ T260] softirqs last enabled at (13796): [] __alloc_skb+0x4c2/0x5f0 [ 11.685035][ T260] softirqs last disabled at (13794): [] __alloc_skb+0x4c2/0x5f0 [ 11.685037][ T260] Preemption disabled at: [ 11.685038][ T260] [] vprintk_emit+0x31b/0x3e0 [ 11.685044][ T260] CPU: 3 UID: 0 PID: 260 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.685047][ T260] Tainted: [W]=WARN [ 11.685048][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.685050][ T260] Call Trace: [ 11.685052][ T260] [ 11.685053][ T260] dump_stack_lvl+0x6f/0xa0 [ 11.685059][ T260] ? vprintk_emit+0x31b/0x3e0 [ 11.685061][ T260] __might_resched.cold+0x1fe/0x2c1 [ 11.685066][ T260] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.685070][ T260] ? __kmalloc_noprof+0xdb/0x760 [ 11.685075][ T260] __kmalloc_noprof+0x443/0x760 [ 11.685077][ T260] ? alloc_buf.isra.0+0x4b/0x260 [ 11.685082][ T260] ? do_raw_spin_unlock+0x59/0x250 [ 11.685085][ T260] alloc_buf.isra.0+0x4b/0x260 [ 11.685094][ T260] put_chars+0x1e1/0x2f0 [ 11.685096][ T260] ? __send_to_port+0x420/0x420 [ 11.685101][ T260] ? validate_chain+0x34a/0xc20 [ 11.685104][ T260] hvc_console_print+0x292/0x780 [ 11.685107][ T260] ? mark_usage+0x61/0x170 [ 11.685109][ T260] ? __lock_acquire+0x518/0xc20 [ 11.685110][ T260] ? __lock_acquire+0x518/0xc20 [ 11.685114][ T260] ? hvc_write+0x3a0/0x3a0 [ 11.685116][ T260] ? console_emit_next_record+0x1df/0x4c0 [ 11.685119][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.685123][ T260] ? lock_acquire+0x13c/0x160 [ 11.685127][ T260] console_emit_next_record+0x22f/0x4c0 [ 11.685131][ T260] ? devkmsg_read+0x4b0/0x4b0 [ 11.685133][ T260] ? console_flush_one_record+0x106/0x710 [ 11.685136][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.685138][ T260] ? lock_acquire+0x13c/0x160 [ 11.685142][ T260] console_flush_one_record+0x46f/0x710 [ 11.685146][ T260] ? console_emit_next_record+0x4c0/0x4c0 [ 11.685148][ T260] ? __lock_acquire+0x518/0xc20 [ 11.685153][ T260] console_unlock+0xee/0x1f0 [ 11.685156][ T260] ? console_flush_one_record+0x710/0x710 [ 11.685158][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.685160][ T260] ? lock_acquire+0x60/0x160 [ 11.685164][ T260] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.685165][ T260] ? vprintk_emit+0x320/0x3e0 [ 11.685169][ T260] vprintk_emit+0x37c/0x3e0 [ 11.685172][ T260] ? wake_up_klogd_work_func+0x90/0x90 [ 11.685175][ T260] ? __lock_release.isra.0+0x69/0x1a0 [ 11.685176][ T260] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.685181][ T260] ? mark_held_locks+0x40/0x70 [ 11.685184][ T260] _printk+0xc7/0x100 [ 11.685188][ T260] ? snapshot_read.cold+0x21/0x21 [ 11.685192][ T260] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.685205][ T260] ? do_setlink.isra.0+0xa31/0x2750 [ 11.685206][ T260] ? rtnl_newlink+0x9f1/0x11c0 [ 11.685208][ T260] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.685212][ T260] br_set_state+0x22f/0x430 [bridge] [ 11.685223][ T260] br_init_port+0xc4/0x200 [bridge] [ 11.685231][ T260] new_nbp+0x39c/0x580 [bridge] [ 11.685240][ T260] br_add_if+0x212/0x1320 [bridge] [ 11.685247][ T260] ? is_bpf_text_address+0x72/0x110 [ 11.685251][ T260] ? kernel_text_address+0x149/0x170 [ 11.685254][ T260] ? __kernel_text_address+0x12/0x30 [ 11.685257][ T260] do_set_master+0x357/0x580 [ 11.685262][ T260] do_setlink.isra.0+0xa31/0x2750 [ 11.685265][ T260] ? stack_trace_save+0x93/0xc0 [ 11.685268][ T260] ? rtnl_link_get_size+0x350/0x350 [ 11.685270][ T260] ? rcu_read_lock_any_held+0x66/0x90 [ 11.685272][ T260] ? stack_depot_save_flags+0x38e/0x790 [ 11.685275][ T260] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.685278][ T260] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.685280][ T260] ? validate_chain+0x38b/0xc20 [ 11.685282][ T260] ? kasan_save_stack+0x3d/0x50 [ 11.685285][ T260] ? kasan_save_stack+0x2f/0x50 [ 11.685287][ T260] ? kasan_save_track+0x14/0x30 [ 11.685290][ T260] ? __lock_acquire+0x518/0xc20 [ 11.685291][ T260] ? netlink_seq_next+0x4e/0x60 [ 11.685295][ T260] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.685299][ T260] ? lock_acquire.part.0+0xd4/0x280 [ 11.685301][ T260] ? rtnl_newlink+0x9a8/0x11c0 [ 11.685304][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.685306][ T260] ? lock_acquire+0x13c/0x160 [ 11.685310][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.685312][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.685314][ T260] ? trace_contention_end+0xb3/0x180 [ 11.685318][ T260] ? __mutex_lock+0x1db/0x1ea0 [ 11.685320][ T260] ? __mutex_lock+0x9a3/0x1ea0 [ 11.685322][ T260] ? rtnl_newlink+0x9a8/0x11c0 [ 11.685325][ T260] ? ww_mutex_lock+0x160/0x160 [ 11.685327][ T260] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.685332][ T260] ? __rtnl_newlink+0x3fa/0xa50 [ 11.685337][ T260] rtnl_newlink+0x9f1/0x11c0 [ 11.685342][ T260] ? rtnl_bridge_getlink+0x850/0x850 [ 11.685344][ T260] ? __lock_acquire+0x518/0xc20 [ 11.685348][ T260] ? lock_acquire.part.0+0xd4/0x280 [ 11.685350][ T260] ? find_held_lock+0x2b/0x80 [ 11.685352][ T260] ? rtnl_bridge_getlink+0x850/0x850 [ 11.685354][ T260] ? __lock_release.isra.0+0x69/0x1a0 [ 11.685358][ T260] ? rtnl_bridge_getlink+0x850/0x850 [ 11.685360][ T260] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.685363][ T260] ? rtnl_link_fill+0x920/0x920 [ 11.685364][ T260] ? __lock_acquire+0x518/0xc20 [ 11.685368][ T260] ? lock_acquire.part.0+0xd4/0x280 [ 11.685370][ T260] ? find_held_lock+0x2b/0x80 [ 11.685373][ T260] netlink_rcv_skb+0x14e/0x3a0 [ 11.685375][ T260] ? rtnl_link_fill+0x920/0x920 [ 11.685378][ T260] ? netlink_ack+0xcf0/0xcf0 [ 11.685384][ T260] ? netlink_deliver_tap+0xc5/0x330 [ 11.685386][ T260] ? netlink_deliver_tap+0x13c/0x330 [ 11.685390][ T260] netlink_unicast+0x486/0x750 [ 11.685393][ T260] ? netlink_attachskb+0x810/0x810 [ 11.685396][ T260] ? __lock_acquire+0x518/0xc20 [ 11.685400][ T260] netlink_sendmsg+0x735/0xc60 [ 11.685404][ T260] ? netlink_unicast+0x750/0x750 [ 11.685408][ T260] ? __might_fault+0x97/0x140 [ 11.685413][ T260] ____sys_sendmsg+0x415/0x880 [ 11.685415][ T260] ? copy_msghdr_from_user+0x279/0x420 [ 11.685417][ T260] ? get_timestamp.constprop.0+0x390/0x390 [ 11.685419][ T260] ? move_addr_to_kernel+0x40/0x40 [ 11.685426][ T260] ___sys_sendmsg+0x14e/0x1d0 [ 11.685429][ T260] ? copy_msghdr_from_user+0x420/0x420 [ 11.685444][ T260] __sys_sendmsg+0x12c/0x1d0 [ 11.685447][ T260] ? __sys_sendmsg_sock+0x20/0x20 [ 11.685453][ T260] ? rcu_is_watching+0x16/0xd0 [ 11.685457][ T260] do_syscall_64+0xff/0x530 [ 11.685459][ T260] ? exc_page_fault+0xee/0x100 [ 11.685462][ T260] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.685465][ T260] RIP: 0033:0x7f67b8dd954e [ 11.685468][ 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 [ 11.685470][ T260] RSP: 002b:00007fff64a4d840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.685473][ T260] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f67b8dd954e [ 11.685474][ T260] RDX: 0000000000000000 RSI: 00007fff64a4d8f0 RDI: 0000000000000005 [ 11.685475][ T260] RBP: 00007fff64a4d850 R08: 0000000000000000 R09: 0000000000000000 [ 11.685475][ T260] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912dbc [ 11.685476][ T260] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff64a4dfb0 [ 11.685483][ T260] [ 11.722385][ T260] br1: port 1(veth1) entered disabled state [ 11.722792][ T260] veth1: entered allmulticast mode [ 11.724962][ T260] veth1: entered promiscuous mode [ 11.738013][ T260] ip (260) used greatest stack depth: 23336 bytes left [ 11.823218][ T39] br1: port 1(veth1) entered blocking state [ 11.823862][ T39] br1: port 1(veth1) entered forwarding state [ 11.875731][ T273] br1: port 2(veth2) entered blocking state [ 11.876079][ T273] br1: port 2(veth2) entered disabled state [ 11.876884][ T273] veth2: entered allmulticast mode [ 11.878446][ T273] veth2: entered promiscuous mode [ 11.967029][ T48] br1: port 2(veth2) entered blocking state [ 11.967407][ T48] br1: port 2(veth2) entered forwarding state [ 27.029366][ C0] [ 27.029383][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.029386][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 27.029387][ C0] preempt_count: 104, expected: 0 [ 27.029388][ C0] RCU nest depth: 0, expected: 0 [ 27.029389][ C0] INFO: lockdep is turned off. [ 27.029390][ C0] irq event stamp: 996252 [ 27.029391][ C0] hardirqs last enabled at (996252): [] _raw_spin_unlock_irq+0x28/0x50 [ 27.029399][ C0] hardirqs last disabled at (996251): [] _raw_spin_lock_irq+0x4a/0x50 [ 27.029401][ C0] softirqs last enabled at (996236): [] handle_softirqs+0x67c/0x900 [ 27.029405][ C0] softirqs last disabled at (996249): [] __irq_exit_rcu+0x145/0x1c0 [ 27.029407][ C0] Preemption disabled at: [ 27.029407][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 27.029414][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.029417][ C0] Tainted: [W]=WARN [ 27.029418][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.029420][ C0] Call Trace: [ 27.029421][ C0] [ 27.029423][ C0] dump_stack_lvl+0x6f/0xa0 [ 27.029428][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 27.029430][ C0] __might_resched.cold+0x1fe/0x2c1 [ 27.029433][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.029437][ C0] ? __asan_memcpy+0x3c/0x60 [ 27.029439][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.029443][ C0] __kmalloc_noprof+0x443/0x760 [ 27.029446][ C0] ? __rwlock_init+0x150/0x150 [ 27.029449][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 27.029452][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 27.029454][ C0] alloc_buf.isra.0+0x4b/0x260 [ 27.029456][ C0] put_chars+0x1e1/0x2f0 [ 27.029458][ C0] ? __send_to_port+0x420/0x420 [ 27.029460][ C0] ? console_prepend_replay+0x20/0x20 [ 27.029463][ C0] hvc_console_print+0x292/0x780 [ 27.029466][ C0] ? hvc_write+0x3a0/0x3a0 [ 27.029467][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.029469][ C0] ? lock_acquire+0x13c/0x160 [ 27.029471][ C0] console_emit_next_record+0x22f/0x4c0 [ 27.029473][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 27.029475][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.029477][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.029478][ C0] ? lock_acquire+0x13c/0x160 [ 27.029480][ C0] ? console_flush_one_record+0x111/0x710 [ 27.029482][ C0] console_flush_one_record+0x46f/0x710 [ 27.029484][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 27.029487][ C0] console_unlock+0xee/0x1f0 [ 27.029488][ C0] ? lock_acquire+0x13c/0x160 [ 27.029490][ C0] ? console_flush_one_record+0x710/0x710 [ 27.029492][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.029493][ C0] ? lock_release+0x184/0x1f0 [ 27.029494][ C0] ? lock_acquire+0x60/0x160 [ 27.029496][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.029498][ C0] ? vprintk_emit+0x320/0x3e0 [ 27.029500][ C0] vprintk_emit+0x37c/0x3e0 [ 27.029502][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 27.029504][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.029506][ C0] ? lock_release+0x184/0x1f0 [ 27.029507][ C0] ? x86_64_start_kernel+0xe0/0x130 [ 27.029512][ C0] _printk+0xc7/0x100 [ 27.029515][ C0] ? snapshot_read.cold+0x21/0x21 [ 27.029517][ C0] ? arch_stack_walk+0xd7/0x130 [ 27.029521][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.029523][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 27.029525][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 27.029527][ C0] mark_lock_irq+0x989/0x9c0 [ 27.029530][ C0] mark_lock+0x1d7/0xa00 [ 27.029532][ C0] mark_usage+0x42/0x170 [ 27.029534][ C0] __lock_acquire+0x388/0xc20 [ 27.029536][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.029538][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.029550][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.029552][ C0] ? lock_acquire+0x13c/0x160 [ 27.029554][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.029560][ C0] _raw_spin_lock+0x33/0x40 [ 27.029562][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.029569][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.029575][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.029581][ C0] call_timer_fn+0x160/0x4d0 [ 27.029585][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 27.029587][ C0] ? debug_object_active_state+0x430/0x430 [ 27.029590][ C0] ? find_held_lock+0x2b/0x80 [ 27.029592][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.029594][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.029596][ C0] __run_timers+0x68f/0xaa0 [ 27.029598][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.029604][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.029606][ C0] ? __lock_acquire+0x518/0xc20 [ 27.029609][ C0] ? __rwlock_init+0x150/0x150 [ 27.029611][ C0] run_timer_softirq+0xf0/0x160 [ 27.029613][ C0] ? __run_timers+0xaa0/0xaa0 [ 27.029614][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.029616][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.029618][ C0] handle_softirqs+0x1d3/0x900 [ 27.029620][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.029621][ C0] ? _local_bh_enable+0xc0/0xc0 [ 27.029623][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.029625][ C0] irq_exit_rcu+0xe/0x30 [ 27.029626][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.029629][ C0] [ 27.029630][ C0] [ 27.029630][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 27.029632][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.029634][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.029637][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.029639][ C0] RSP: 0018:ffffffffbbe07cf8 EFLAGS: 00000296 [ 27.029642][ C0] RAX: 00000000000f3397 RBX: ffffffffbbe1c600 RCX: ffffffffb8ef0307 [ 27.029643][ C0] RDX: ffffffffbbe1c600 RSI: ffffffffbbc38b01 RDI: ffffffffbb68d8e0 [ 27.029644][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.029645][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff77c0fa2 [ 27.029646][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 27.029647][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.029650][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 27.029652][ C0] default_idle+0x9/0x10 [ 27.029653][ C0] default_idle_call+0x6e/0xb0 [ 27.029655][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.029657][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 27.029658][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 27.029660][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.029661][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.029663][ C0] do_idle+0xd8/0x190 [ 27.029665][ C0] cpu_startup_entry+0x53/0x70 [ 27.029666][ C0] rest_init+0x279/0x280 [ 27.029668][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 27.029671][ C0] ? rest_init+0x280/0x280 [ 27.029673][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 27.029676][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 27.029679][ C0] ? acpi_enable+0x1e4/0x330 [ 27.029681][ C0] start_kernel+0x3af/0x3b0 [ 27.029684][ C0] x86_64_start_reservations+0x24/0x30 [ 27.029686][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.029687][ C0] common_startup_64+0x13e/0x148 [ 27.029692][ C0] [ 27.050900][ C0] ======================================================== [ 27.051146][ C0] WARNING: possible irq lock inversion dependency detected [ 27.051398][ C0] 7.2.0-virtme #1 Tainted: G W [ 27.051653][ C0] -------------------------------------------------------- [ 27.051952][ C0] swapper/0/0 just changed the state of lock: [ 27.052170][ C0] ff11000005f8ae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.052555][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.052860][ C0] (fs_reclaim){+.+.}-{0:0} [ 27.052863][ C0] [ 27.052863][ C0] [ 27.052863][ C0] and interrupts could create inverse lock ordering between them. [ 27.052863][ C0] [ 27.053581][ C0] [ 27.053581][ C0] other info that might help us debug this: [ 27.053882][ C0] Chain exists of: [ 27.053882][ C0] &br->lock --> console_owner --> fs_reclaim [ 27.053882][ C0] [ 27.054336][ C0] Possible interrupt unsafe locking scenario: [ 27.054336][ C0] [ 27.054612][ C0] CPU0 CPU1 [ 27.054783][ C0] ---- ---- [ 27.055019][ C0] lock(fs_reclaim); [ 27.055160][ C0] local_irq_disable(); [ 27.055432][ C0] lock(&br->lock); [ 27.055642][ C0] lock(console_owner); [ 27.055927][ C0] [ 27.056057][ C0] lock(&br->lock); [ 27.056262][ C0] [ 27.056262][ C0] *** DEADLOCK *** [ 27.056262][ C0] [ 27.056508][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 27.056752][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.057103][ C0] [ 27.057103][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 27.057409][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 27.057566][ C0] HARDIRQ-ON-W at: [ 27.057737][ C0] __lock_acquire+0x388/0xc20 [ 27.057982][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.058264][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.058522][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.058747][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.059049][ C0] workqueue_init+0x2a/0x680 [ 27.059311][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.059535][ C0] kernel_init+0x21/0x150 [ 27.059792][ C0] ret_from_fork+0x474/0x6b0 [ 27.060032][ C0] ret_from_fork_asm+0x11/0x20 [ 27.060250][ C0] SOFTIRQ-ON-W at: [ 27.060361][ C0] __lock_acquire+0x388/0xc20 [ 27.060545][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.060782][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.061030][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.061279][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.061551][ C0] workqueue_init+0x2a/0x680 [ 27.061790][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.062008][ C0] kernel_init+0x21/0x150 [ 27.062251][ C0] ret_from_fork+0x474/0x6b0 [ 27.062484][ C0] ret_from_fork_asm+0x11/0x20 [ 27.062672][ C0] INITIAL USE at: [ 27.062835][ C0] __lock_acquire+0x388/0xc20 [ 27.063018][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.063263][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.063503][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.063724][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.063998][ C0] workqueue_init+0x2a/0x680 [ 27.064241][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.064424][ C0] kernel_init+0x21/0x150 [ 27.064665][ C0] ret_from_fork+0x474/0x6b0 [ 27.064900][ C0] ret_from_fork_asm+0x11/0x20 [ 27.065084][ C0] } [ 27.065165][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.065439][ C0] ... acquired at: [ 27.065604][ C0] __lock_acquire+0x518/0xc20 [ 27.065756][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.065951][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.066098][ C0] __kmalloc_noprof+0xd3/0x760 [ 27.066302][ C0] alloc_buf.isra.0+0x4b/0x260 [ 27.066450][ C0] put_chars+0x1e1/0x2f0 [ 27.066646][ C0] hvc_console_print+0x292/0x780 [ 27.066793][ C0] console_emit_next_record+0x22f/0x4c0 [ 27.066995][ C0] console_flush_one_record+0x46f/0x710 [ 27.067142][ C0] console_unlock+0xee/0x1f0 [ 27.067347][ C0] vprintk_emit+0x37c/0x3e0 [ 27.067498][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 27.067701][ C0] dev_printk_emit+0xb9/0xee [ 27.067850][ C0] _dev_info+0xe2/0x116 [ 27.067959][ C0] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 27.068202][ C0] cmos_do_probe+0x73b/0x98a [ 27.068352][ C0] platform_probe+0xfe/0x1f0 [ 27.068500][ C0] call_driver_probe+0x61/0x1c0 [ 27.068647][ C0] really_probe+0x199/0x760 [ 27.068796][ C0] __driver_probe_device+0x24f/0x440 [ 27.068992][ C0] driver_probe_device+0x4a/0xf0 [ 27.069138][ C0] __driver_attach+0x1b8/0x540 [ 27.069341][ C0] bus_for_each_dev+0x130/0x1e0 [ 27.069492][ C0] bus_add_driver+0x2c8/0x530 [ 27.069696][ C0] driver_register+0x1a3/0x390 [ 27.069843][ C0] __platform_driver_probe+0x13f/0x270 [ 27.070039][ C0] cmos_init+0x31/0x40 [ 27.070159][ C0] do_one_initcall+0x124/0x4f0 [ 27.070307][ C0] kernel_init_freeable+0x596/0x630 [ 27.070454][ C0] kernel_init+0x21/0x150 [ 27.070603][ C0] ret_from_fork+0x474/0x6b0 [ 27.070807][ C0] ret_from_fork_asm+0x11/0x20 [ 27.070954][ C0] [ 27.071081][ C0] -> (console_owner){....}-{0:0} { [ 27.071236][ C0] INITIAL USE at: [ 27.071348][ C0] } [ 27.071424][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.071695][ C0] ... acquired at: [ 27.071802][ C0] __lock_acquire+0x518/0xc20 [ 27.071954][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.072158][ C0] console_lock_spinning_enable+0x5c/0x60 [ 27.072343][ C0] console_emit_next_record+0x1d1/0x4c0 [ 27.072491][ C0] console_flush_one_record+0x46f/0x710 [ 27.072692][ C0] console_unlock+0xee/0x1f0 [ 27.072838][ C0] vprintk_emit+0x37c/0x3e0 [ 27.073036][ C0] _printk+0xc7/0x100 [ 27.073156][ C0] br_set_state+0x22f/0x430 [bridge] [ 27.073316][ C0] br_init_port+0xc4/0x200 [bridge] [ 27.073469][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 27.073709][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 27.073898][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 27.074102][ C0] notifier_call_chain+0xae/0x300 [ 27.074256][ C0] netif_state_change+0x139/0x340 [ 27.074456][ C0] __linkwatch_run_queue+0x34c/0x750 [ 27.074601][ C0] linkwatch_event+0x7f/0xb0 [ 27.074798][ C0] process_one_work+0xe3e/0x1560 [ 27.074947][ C0] worker_thread+0x4f1/0xd60 [ 27.075147][ C0] kthread+0x367/0x460 [ 27.075263][ C0] ret_from_fork+0x474/0x6b0 [ 27.075463][ C0] ret_from_fork_asm+0x11/0x20 [ 27.075612][ C0] [ 27.075688][ C0] -> (&br->lock){+.-.}-{3:3} { [ 27.075893][ C0] HARDIRQ-ON-W at: [ 27.076007][ C0] __lock_acquire+0x388/0xc20 [ 27.076256][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.076439][ C0] _raw_spin_lock_bh+0x38/0x50 [ 27.076679][ C0] br_set_ageing_time+0x2d/0xf0 [bridge] [ 27.076964][ C0] br_changelink+0x240/0x16e0 [bridge] [ 27.077160][ C0] br_dev_newlink+0xeb/0x160 [bridge] [ 27.077404][ C0] rtnl_newlink_create+0x2d0/0x750 [ 27.077643][ C0] __rtnl_newlink+0x22b/0xa50 [ 27.077828][ C0] rtnl_newlink+0x9f1/0x11c0 [ 27.078066][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.078308][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 27.078508][ C0] netlink_unicast+0x486/0x750 [ 27.078743][ C0] netlink_sendmsg+0x735/0xc60 [ 27.078926][ C0] ____sys_sendmsg+0x415/0x880 [ 27.079187][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 27.079372][ C0] __sys_sendmsg+0x12c/0x1d0 [ 27.079556][ C0] do_syscall_64+0xff/0x530 [ 27.079802][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.080079][ C0] IN-SOFTIRQ-W at: [ 27.080198][ C0] __lock_acquire+0x388/0xc20 [ 27.080382][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.080578][ C0] _raw_spin_lock+0x33/0x40 [ 27.080817][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.081096][ C0] call_timer_fn+0x160/0x4d0 [ 27.081292][ C0] __run_timers+0x68f/0xaa0 [ 27.081527][ C0] run_timer_softirq+0xf0/0x160 [ 27.081768][ C0] handle_softirqs+0x1d3/0x900 [ 27.081954][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.082197][ C0] irq_exit_rcu+0xe/0x30 [ 27.082378][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.082653][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.082923][ C0] pv_native_safe_halt+0xf/0x10 [ 27.083163][ C0] default_idle+0x9/0x10 [ 27.083349][ C0] default_idle_call+0x6e/0xb0 [ 27.083587][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.083860][ C0] do_idle+0xd8/0x190 [ 27.084012][ C0] cpu_startup_entry+0x53/0x70 [ 27.084254][ C0] rest_init+0x279/0x280 [ 27.084441][ C0] start_kernel+0x3af/0x3b0 [ 27.084681][ C0] x86_64_start_reservations+0x24/0x30 [ 27.084917][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.085100][ C0] common_startup_64+0x13e/0x148 [ 27.085345][ C0] INITIAL USE at: [ 27.085455][ C0] __lock_acquire+0x388/0xc20 [ 27.085691][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.085875][ C0] _raw_spin_lock_bh+0x38/0x50 [ 27.086115][ C0] br_set_ageing_time+0x2d/0xf0 [bridge] [ 27.086401][ C0] br_changelink+0x240/0x16e0 [bridge] [ 27.086594][ C0] br_dev_newlink+0xeb/0x160 [bridge] [ 27.086841][ C0] rtnl_newlink_create+0x2d0/0x750 [ 27.087076][ C0] __rtnl_newlink+0x22b/0xa50 [ 27.087266][ C0] rtnl_newlink+0x9f1/0x11c0 [ 27.087452][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.087691][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 27.087875][ C0] netlink_unicast+0x486/0x750 [ 27.088116][ C0] netlink_sendmsg+0x735/0xc60 [ 27.088306][ C0] ____sys_sendmsg+0x415/0x880 [ 27.088495][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 27.088678][ C0] __sys_sendmsg+0x12c/0x1d0 [ 27.088864][ C0] do_syscall_64+0xff/0x530 [ 27.089105][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.089383][ C0] } [ 27.089460][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.089732][ C0] ... acquired at: [ 27.089839][ C0] mark_lock+0x1d7/0xa00 [ 27.090037][ C0] mark_usage+0x42/0x170 [ 27.090204][ C0] __lock_acquire+0x388/0xc20 [ 27.090351][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.090500][ C0] _raw_spin_lock+0x33/0x40 [ 27.090701][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.090887][ C0] call_timer_fn+0x160/0x4d0 [ 27.091089][ C0] __run_timers+0x68f/0xaa0 [ 27.091243][ C0] run_timer_softirq+0xf0/0x160 [ 27.091390][ C0] handle_softirqs+0x1d3/0x900 [ 27.091535][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.091740][ C0] irq_exit_rcu+0xe/0x30 [ 27.091885][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.092123][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.092312][ C0] pv_native_safe_halt+0xf/0x10 [ 27.092488][ C0] default_idle+0x9/0x10 [ 27.092639][ C0] default_idle_call+0x6e/0xb0 [ 27.092839][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.093076][ C0] do_idle+0xd8/0x190 [ 27.093192][ C0] cpu_startup_entry+0x53/0x70 [ 27.093339][ C0] rest_init+0x279/0x280 [ 27.093540][ C0] start_kernel+0x3af/0x3b0 [ 27.093686][ C0] x86_64_start_reservations+0x24/0x30 [ 27.093883][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.094029][ C0] common_startup_64+0x13e/0x148 [ 27.094234][ C0] [ 27.094311][ C0] [ 27.094311][ C0] stack backtrace: [ 27.094497][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.094501][ C0] Tainted: [W]=WARN [ 27.094502][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.094503][ C0] Call Trace: [ 27.094505][ C0] [ 27.094506][ C0] dump_stack_lvl+0x6f/0xa0 [ 27.094511][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.094514][ C0] mark_lock_irq+0x989/0x9c0 [ 27.094517][ C0] mark_lock+0x1d7/0xa00 [ 27.094519][ C0] mark_usage+0x42/0x170 [ 27.094521][ C0] __lock_acquire+0x388/0xc20 [ 27.094523][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.094524][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.094532][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.094535][ C0] ? lock_acquire+0x13c/0x160 [ 27.094537][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.094543][ C0] _raw_spin_lock+0x33/0x40 [ 27.094545][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.094551][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.094558][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.094564][ C0] call_timer_fn+0x160/0x4d0 [ 27.094566][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 27.094568][ C0] ? debug_object_active_state+0x430/0x430 [ 27.094572][ C0] ? find_held_lock+0x2b/0x80 [ 27.094574][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.094576][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.094578][ C0] __run_timers+0x68f/0xaa0 [ 27.094580][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.094586][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.094588][ C0] ? __lock_acquire+0x518/0xc20 [ 27.094590][ C0] ? __rwlock_init+0x150/0x150 [ 27.094593][ C0] run_timer_softirq+0xf0/0x160 [ 27.094595][ C0] ? __run_timers+0xaa0/0xaa0 [ 27.094596][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.094599][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.094600][ C0] handle_softirqs+0x1d3/0x900 [ 27.094602][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.094604][ C0] ? _local_bh_enable+0xc0/0xc0 [ 27.094606][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.094607][ C0] irq_exit_rcu+0xe/0x30 [ 27.094609][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.094611][ C0] [ 27.094611][ C0] [ 27.094612][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 27.094613][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.094615][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.094617][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.094619][ C0] RSP: 0018:ffffffffbbe07cf8 EFLAGS: 00000296 [ 27.094622][ C0] RAX: 00000000000f3397 RBX: ffffffffbbe1c600 RCX: ffffffffb8ef0307 [ 27.094623][ C0] RDX: ffffffffbbe1c600 RSI: ffffffffbbc38b01 RDI: ffffffffbb68d8e0 [ 27.094624][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.094625][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff77c0fa2 [ 27.094625][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 27.094627][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.094629][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 27.094631][ C0] default_idle+0x9/0x10 [ 27.094632][ C0] default_idle_call+0x6e/0xb0 [ 27.094634][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.094635][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 27.094637][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 27.094639][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.094640][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.094642][ C0] do_idle+0xd8/0x190 [ 27.094644][ C0] cpu_startup_entry+0x53/0x70 [ 27.094645][ C0] rest_init+0x279/0x280 [ 27.094647][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 27.094650][ C0] ? rest_init+0x280/0x280 [ 27.094651][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 27.094655][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 27.094658][ C0] ? acpi_enable+0x1e4/0x330 [ 27.094660][ C0] start_kernel+0x3af/0x3b0 [ 27.094661][ C0] x86_64_start_reservations+0x24/0x30 [ 27.094663][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.094665][ C0] common_startup_64+0x13e/0x148 [ 27.094668][ C0] [ 30.002940][ T715] br1: port 2(veth2) entered disabled state [ 30.002960][ T715] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 30.002962][ T715] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 715, name: ip [ 30.002964][ T715] preempt_count: 202, expected: 0 [ 30.002965][ T715] RCU nest depth: 0, expected: 0 [ 30.002965][ T715] INFO: lockdep is turned off. [ 30.002967][ T715] irq event stamp: 0 [ 30.002967][ T715] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 30.002973][ T715] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 30.002979][ T715] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 30.002981][ T715] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 30.002983][ T715] Preemption disabled at: [ 30.002983][ T715] [<0000000000000000>] 0x0 [ 30.002989][ T715] CPU: 0 UID: 0 PID: 715 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 30.002992][ T715] Tainted: [W]=WARN [ 30.002993][ T715] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.002995][ T715] Call Trace: [ 30.002996][ T715] [ 30.002998][ T715] dump_stack_lvl+0x6f/0xa0 [ 30.003003][ T715] __might_resched.cold+0x1fe/0x2c1 [ 30.003007][ T715] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 30.003011][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003015][ T715] __kmalloc_noprof+0x443/0x760 [ 30.003018][ T715] ? __rwlock_init+0x150/0x150 [ 30.003021][ T715] ? alloc_buf.isra.0+0x4b/0x260 [ 30.003025][ T715] ? do_raw_spin_unlock+0x59/0x250 [ 30.003026][ T715] alloc_buf.isra.0+0x4b/0x260 [ 30.003028][ T715] put_chars+0x1e1/0x2f0 [ 30.003030][ T715] ? __send_to_port+0x420/0x420 [ 30.003032][ T715] ? printk_get_next_message+0x240/0x650 [ 30.003035][ T715] hvc_console_print+0x292/0x780 [ 30.003038][ T715] ? hvc_write+0x3a0/0x3a0 [ 30.003041][ T715] ? __rwlock_init+0x150/0x150 [ 30.003042][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003044][ T715] ? lock_acquire+0x13c/0x160 [ 30.003046][ T715] console_emit_next_record+0x22f/0x4c0 [ 30.003049][ T715] ? devkmsg_read+0x4b0/0x4b0 [ 30.003051][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003052][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003054][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003056][ T715] ? lock_acquire+0x13c/0x160 [ 30.003058][ T715] ? console_flush_one_record+0x111/0x710 [ 30.003059][ T715] console_flush_one_record+0x46f/0x710 [ 30.003062][ T715] ? console_emit_next_record+0x4c0/0x4c0 [ 30.003064][ T715] console_unlock+0xee/0x1f0 [ 30.003066][ T715] ? lock_acquire+0x13c/0x160 [ 30.003067][ T715] ? console_flush_one_record+0x710/0x710 [ 30.003069][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003071][ T715] ? lock_release+0x184/0x1f0 [ 30.003072][ T715] ? lock_acquire+0x60/0x160 [ 30.003074][ T715] ? __rcu_read_lock+0x30/0x70 [ 30.003076][ T715] ? __down_trylock_console_sem+0x5e/0xa0 [ 30.003078][ T715] ? vprintk_emit+0x320/0x3e0 [ 30.003080][ T715] vprintk_emit+0x37c/0x3e0 [ 30.003082][ T715] ? wake_up_klogd_work_func+0x90/0x90 [ 30.003084][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003086][ T715] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 30.003088][ T715] ? trace_hardirqs_on+0x36/0x40 [ 30.003090][ T715] _printk+0xc7/0x100 [ 30.003093][ T715] ? snapshot_read.cold+0x21/0x21 [ 30.003095][ T715] ? ipv6_mc_down+0x17e/0x2d0 [ 30.003100][ T715] br_set_state+0x22f/0x430 [bridge] [ 30.003114][ T715] br_stp_disable_port+0x11f/0x390 [bridge] [ 30.003122][ T715] br_device_event+0x7b5/0x8f0 [bridge] [ 30.003132][ T715] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 30.003135][ T715] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 30.003137][ T715] ? addrconf_notify+0x2c8/0xf30 [ 30.003141][ T715] notifier_call_chain+0xae/0x300 [ 30.003144][ T715] __dev_notify_flags+0x23c/0x3c0 [ 30.003148][ T715] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 30.003149][ T715] ? netif_change_name+0x8c0/0x8c0 [ 30.003152][ T715] ? netif_set_allmulti+0x250/0x250 [ 30.003154][ T715] ? __kernel_text_address+0x12/0x30 [ 30.003156][ T715] ? write_profile+0xf0/0xf0 [ 30.003158][ T715] ? unwind_get_return_address+0x67/0xd0 [ 30.003161][ T715] netif_change_flags+0xfe/0x190 [ 30.003163][ T715] do_setlink.isra.0+0x1cc3/0x2750 [ 30.003173][ T715] ? stack_trace_save+0x93/0xc0 [ 30.003174][ T715] ? rtnl_link_get_size+0x350/0x350 [ 30.003175][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003177][ T715] ? stack_depot_save_flags+0x1bc/0x790 [ 30.003181][ T715] ? kasan_save_stack+0x3d/0x50 [ 30.003184][ T715] ? kasan_save_stack+0x2f/0x50 [ 30.003185][ T715] ? kasan_save_track+0x14/0x30 [ 30.003187][ T715] ? __kasan_kmalloc+0x7b/0x90 [ 30.003188][ T715] ? __kmalloc_cache_noprof+0x29a/0x620 [ 30.003190][ T715] ? rtnl_newlink+0x124/0x11c0 [ 30.003191][ T715] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 30.003192][ T715] ? netlink_rcv_skb+0x14e/0x3a0 [ 30.003195][ T715] ? netlink_unicast+0x486/0x750 [ 30.003197][ T715] ? netlink_sendmsg+0x735/0xc60 [ 30.003198][ T715] ? ____sys_sendmsg+0x415/0x880 [ 30.003200][ T715] ? ___sys_sendmsg+0x14e/0x1d0 [ 30.003201][ T715] ? __sys_sendmsg+0x12c/0x1d0 [ 30.003203][ T715] ? do_syscall_64+0xff/0x530 [ 30.003205][ T715] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 30.003208][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003209][ T715] ? lock_acquire+0x13c/0x160 [ 30.003211][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003212][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003214][ T715] ? trace_contention_end+0xb3/0x180 [ 30.003217][ T715] ? __mutex_lock+0x1db/0x1ea0 [ 30.003219][ T715] ? __mutex_lock+0x9a3/0x1ea0 [ 30.003220][ T715] ? rtnl_newlink+0x9a8/0x11c0 [ 30.003222][ T715] ? ww_mutex_lock+0x160/0x160 [ 30.003224][ T715] ? __rtnl_newlink+0x3fa/0xa50 [ 30.003226][ T715] rtnl_newlink+0x9f1/0x11c0 [ 30.003228][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003229][ T715] ? rtnl_bridge_getlink+0x850/0x850 [ 30.003231][ T715] ? lock_acquire+0x13c/0x160 [ 30.003232][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003234][ T715] ? is_bpf_text_address+0x3e/0x110 [ 30.003237][ T715] ? is_bpf_text_address+0x72/0x110 [ 30.003239][ T715] ? kernel_text_address+0x149/0x170 [ 30.003241][ T715] ? __kernel_text_address+0x12/0x30 [ 30.003242][ T715] ? write_profile+0xf0/0xf0 [ 30.003243][ T715] ? unwind_get_return_address+0x67/0xd0 [ 30.003244][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003246][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003248][ T715] ? cap_capable+0x1d7/0x3d0 [ 30.003251][ T715] ? lock_acquire+0x13c/0x160 [ 30.003253][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003255][ T715] ? rtnl_bridge_getlink+0x850/0x850 [ 30.003256][ T715] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 30.003257][ T715] ? rtnl_link_fill+0x920/0x920 [ 30.003259][ T715] ? filter_irq_stacks+0xd0/0xd0 [ 30.003260][ T715] ? stack_depot_save_flags+0x1bc/0x790 [ 30.003263][ T715] netlink_rcv_skb+0x14e/0x3a0 [ 30.003264][ T715] ? rtnl_link_fill+0x920/0x920 [ 30.003266][ T715] ? lock_release+0x184/0x1f0 [ 30.003267][ T715] ? netlink_ack+0xcf0/0xcf0 [ 30.003268][ T715] ? __netlink_lookup+0xb9/0x6b0 [ 30.003271][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003273][ T715] ? lock_release+0x184/0x1f0 [ 30.003275][ T715] netlink_unicast+0x486/0x750 [ 30.003277][ T715] ? netlink_attachskb+0x810/0x810 [ 30.003278][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003280][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003281][ T715] ? lock_acquire+0x13c/0x160 [ 30.003283][ T715] netlink_sendmsg+0x735/0xc60 [ 30.003285][ T715] ? netlink_unicast+0x750/0x750 [ 30.003287][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003289][ T715] ? lock_release+0x184/0x1f0 [ 30.003291][ T715] ____sys_sendmsg+0x415/0x880 [ 30.003292][ T715] ? copy_msghdr_from_user+0x279/0x420 [ 30.003294][ T715] ? get_timestamp.constprop.0+0x390/0x390 [ 30.003295][ T715] ? move_addr_to_kernel+0x40/0x40 [ 30.003297][ T715] ? filter_irq_stacks+0xd0/0xd0 [ 30.003299][ T715] ___sys_sendmsg+0x14e/0x1d0 [ 30.003301][ T715] ? copy_msghdr_from_user+0x420/0x420 [ 30.003306][ T715] __sys_sendmsg+0x12c/0x1d0 [ 30.003311][ T715] ? __sys_sendmsg_sock+0x20/0x20 [ 30.003314][ T715] ? rcu_is_watching+0x16/0xd0 [ 30.003316][ T715] do_syscall_64+0xff/0x530 [ 30.003317][ T715] ? exc_page_fault+0xee/0x100 [ 30.003319][ T715] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 30.003321][ T715] RIP: 0033:0x7f374fd0054e [ 30.003323][ T715] 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 [ 30.003325][ T715] RSP: 002b:00007fff2428d720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.003329][ T715] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f374fd0054e [ 30.003330][ T715] RDX: 0000000000000000 RSI: 00007fff2428d7d0 RDI: 0000000000000005 [ 30.003331][ T715] RBP: 00007fff2428d730 R08: 0000000000000000 R09: 0000000000000000 [ 30.003332][ T715] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912dce [ 30.003333][ T715] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff2428de90 [ 30.003335][ T715] [ 30.033763][ T715] ip (715) used greatest stack depth: 23016 bytes left [ 30.057374][ T717] veth2: left allmulticast mode [ 30.057623][ T717] veth2: left promiscuous mode [ 30.057951][ T717] br1: port 2(veth2) entered disabled state [ 30.085849][ T719] br1: port 1(veth1) entered disabled state [ 30.104759][ T721] veth1: left allmulticast mode [ 30.104968][ T721] veth1: left promiscuous mode [ 30.105239][ T721] br1: port 1(veth1) entered disabled state