[ 9.921373][ T187] ip (187) used greatest stack depth: 23536 bytes left [ 9.921389][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.921391][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 9.921393][ T187] preempt_count: 2, expected: 0 [ 9.921393][ T187] RCU nest depth: 0, expected: 0 [ 9.921394][ T187] locks held by ip/187: 5, last CPU#1: [ 9.921397][ T187] #0: ffffffffa3a027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.921410][ T187] #1: ffffffffa3b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.921415][ T187] #2: ffffffffa3b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.921419][ T187] #3: ffffffffa3a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.921423][ T187] #4: ffffffffa3a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.921427][ T187] irq event stamp: 52274 [ 9.921427][ T187] hardirqs last enabled at (52273): [] __down_trylock_console_sem+0x86/0xa0 [ 9.921430][ T187] hardirqs last disabled at (52274): [] console_emit_next_record+0x3d4/0x4c0 [ 9.921432][ T187] softirqs last enabled at (52190): [] handle_softirqs+0x67c/0x900 [ 9.921434][ T187] softirqs last disabled at (52185): [] __irq_exit_rcu+0x145/0x1c0 [ 9.921436][ T187] Preemption disabled at: [ 9.921437][ T187] [<0000000000000000>] 0x0 [ 9.921444][ T187] CPU: 1 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.921447][ T187] Tainted: [W]=WARN [ 9.921448][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.921449][ T187] Call Trace: [ 9.921451][ T187] [ 9.921453][ T187] dump_stack_lvl+0x6f/0xa0 [ 9.921459][ T187] __might_resched.cold+0x1fe/0x2c1 [ 9.921464][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.921468][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 9.921473][ T187] __kmalloc_noprof+0x443/0x760 [ 9.921476][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 9.921482][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 9.921485][ T187] alloc_buf.isra.0+0x4b/0x260 [ 9.921488][ T187] put_chars+0x1e1/0x2f0 [ 9.921491][ T187] ? __send_to_port+0x420/0x420 [ 9.921492][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.921497][ T187] ? validate_chain+0x38b/0xc20 [ 9.921502][ T187] hvc_console_print+0x292/0x780 [ 9.921517][ T187] ? hvc_write+0x3a0/0x3a0 [ 9.921519][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.921521][ T187] ? lock_acquire+0x13c/0x160 [ 9.921525][ T187] console_emit_next_record+0x22f/0x4c0 [ 9.921529][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 9.921531][ T187] ? console_flush_one_record+0x106/0x710 [ 9.921534][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.921537][ T187] ? lock_acquire+0x13c/0x160 [ 9.921540][ T187] console_flush_one_record+0x46f/0x710 [ 9.921545][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 9.921547][ T187] ? __lock_acquire+0x518/0xc20 [ 9.921552][ T187] console_unlock+0xee/0x1f0 [ 9.921555][ T187] ? console_flush_one_record+0x710/0x710 [ 9.921556][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.921559][ T187] ? lock_acquire+0x60/0x160 [ 9.921562][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.921564][ T187] ? vprintk_emit+0x320/0x3e0 [ 9.921567][ T187] vprintk_emit+0x37c/0x3e0 [ 9.921571][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 9.921575][ T187] ? __lock_acquire+0x518/0xc20 [ 9.921578][ T187] _printk+0xc7/0x100 [ 9.921582][ T187] ? snapshot_read.cold+0x21/0x21 [ 9.921585][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.921588][ T187] ? __rwlock_init+0x150/0x150 [ 9.921591][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.921594][ T187] do_exit.cold+0x82/0x9c [ 9.921598][ T187] ? exit_notify+0x890/0x890 [ 9.921600][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 9.921603][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.921607][ T187] do_group_exit+0xb8/0x370 [ 9.921610][ T187] __x64_sys_exit_group+0x3c/0x50 [ 9.921612][ T187] x64_sys_call+0x1567/0x1570 [ 9.921614][ T187] do_syscall_64+0xff/0x530 [ 9.921617][ T187] ? exc_page_fault+0xee/0x100 [ 9.921620][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.921622][ T187] RIP: 0033:0x7f83c061d1b8 [ 9.921625][ T187] Code: Unable to access opcode bytes at 0x7f83c061d18e. [ 9.921626][ T187] RSP: 002b:00007ffeaeb19988 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.921628][ T187] RAX: ffffffffffffffda RBX: 00007f83c074df88 RCX: 00007f83c061d1b8 [ 9.921629][ T187] RDX: 00007f83c0367fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.921630][ T187] RBP: 00007ffeaeb199e0 R08: 0000000000000000 R09: 0000000000008010 [ 9.921631][ T187] R10: 00007ffeaeb197a0 R11: 0000000000000246 R12: 0000000000000001 [ 9.921632][ T187] R13: 0000000000000000 R14: 00007f83c074c680 R15: 00007f83c074dfa0 [ 9.921639][ T187] [ 11.673997][ T254] br0: port 1(veth1) entered blocking state [ 11.674087][ T254] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.674089][ T254] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 254, name: ip [ 11.674090][ T254] preempt_count: 1, expected: 0 [ 11.674091][ T254] RCU nest depth: 0, expected: 0 [ 11.674092][ T254] locks held by ip/254: 5, last CPU#0: [ 11.674094][ T254] #0: ffffffffa42d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.674106][ T254] #1: ffffffffa3b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.674113][ T254] #2: ffffffffa3b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.674116][ T254] #3: ffffffffa3a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.674120][ T254] #4: ffffffffa3a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.674124][ T254] irq event stamp: 15490 [ 11.674125][ T254] hardirqs last enabled at (15489): [] __down_trylock_console_sem+0x86/0xa0 [ 11.674128][ T254] hardirqs last disabled at (15490): [] console_emit_next_record+0x3d4/0x4c0 [ 11.674130][ T254] softirqs last enabled at (15418): [] handle_softirqs+0x67c/0x900 [ 11.674133][ T254] softirqs last disabled at (13727): [] __irq_exit_rcu+0x145/0x1c0 [ 11.674135][ T254] Preemption disabled at: [ 11.674136][ T254] [] vprintk_emit+0x31b/0x3e0 [ 11.674142][ T254] CPU: 0 UID: 0 PID: 254 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.674145][ T254] Tainted: [W]=WARN [ 11.674146][ T254] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.674148][ T254] Call Trace: [ 11.674149][ T254] [ 11.674151][ T254] dump_stack_lvl+0x6f/0xa0 [ 11.674156][ T254] ? vprintk_emit+0x31b/0x3e0 [ 11.674159][ T254] __might_resched.cold+0x1fe/0x2c1 [ 11.674163][ T254] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.674167][ T254] ? __kmalloc_noprof+0xdb/0x760 [ 11.674172][ T254] __kmalloc_noprof+0x443/0x760 [ 11.674175][ T254] ? alloc_buf.isra.0+0x4b/0x260 [ 11.674181][ T254] ? do_raw_spin_unlock+0x59/0x250 [ 11.674183][ T254] alloc_buf.isra.0+0x4b/0x260 [ 11.674186][ T254] put_chars+0x1e1/0x2f0 [ 11.674189][ T254] ? __send_to_port+0x420/0x420 [ 11.674195][ T254] ? validate_chain+0x34a/0xc20 [ 11.674199][ T254] hvc_console_print+0x292/0x780 [ 11.674202][ T254] ? mark_usage+0x61/0x170 [ 11.674204][ T254] ? __lock_acquire+0x518/0xc20 [ 11.674205][ T254] ? __lock_acquire+0x518/0xc20 [ 11.674209][ T254] ? hvc_write+0x3a0/0x3a0 [ 11.674211][ T254] ? console_emit_next_record+0x1df/0x4c0 [ 11.674215][ T254] ? rcu_is_watching+0x16/0xd0 [ 11.674219][ T254] ? lock_acquire+0x13c/0x160 [ 11.674223][ T254] console_emit_next_record+0x22f/0x4c0 [ 11.674226][ T254] ? devkmsg_read+0x4b0/0x4b0 [ 11.674228][ T254] ? console_flush_one_record+0x106/0x710 [ 11.674231][ T254] ? rcu_is_watching+0x16/0xd0 [ 11.674234][ T254] ? lock_acquire+0x13c/0x160 [ 11.674238][ T254] console_flush_one_record+0x46f/0x710 [ 11.674242][ T254] ? console_emit_next_record+0x4c0/0x4c0 [ 11.674244][ T254] ? __lock_acquire+0x518/0xc20 [ 11.674249][ T254] console_unlock+0xee/0x1f0 [ 11.674252][ T254] ? console_flush_one_record+0x710/0x710 [ 11.674253][ T254] ? rcu_is_watching+0x16/0xd0 [ 11.674256][ T254] ? lock_acquire+0x60/0x160 [ 11.674259][ T254] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.674261][ T254] ? vprintk_emit+0x320/0x3e0 [ 11.674265][ T254] vprintk_emit+0x37c/0x3e0 [ 11.674269][ T254] ? wake_up_klogd_work_func+0x90/0x90 [ 11.674271][ T254] ? __lock_release.isra.0+0x69/0x1a0 [ 11.674273][ T254] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.674277][ T254] ? mark_held_locks+0x40/0x70 [ 11.674281][ T254] _printk+0xc7/0x100 [ 11.674284][ T254] ? snapshot_read.cold+0x21/0x21 [ 11.674288][ T254] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.674301][ T254] ? do_setlink.isra.0+0xa31/0x2750 [ 11.674302][ T254] ? rtnl_newlink+0x9f1/0x11c0 [ 11.674303][ T254] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.674308][ T254] br_set_state+0x22f/0x430 [bridge] [ 11.674318][ T254] br_init_port+0xc4/0x200 [bridge] [ 11.674326][ T254] new_nbp+0x39c/0x580 [bridge] [ 11.674335][ T254] br_add_if+0x212/0x1320 [bridge] [ 11.674343][ T254] ? is_bpf_text_address+0x72/0x110 [ 11.674347][ T254] ? kernel_text_address+0x149/0x170 [ 11.674350][ T254] ? __kernel_text_address+0x12/0x30 [ 11.674354][ T254] do_set_master+0x357/0x580 [ 11.674358][ T254] do_setlink.isra.0+0xa31/0x2750 [ 11.674362][ T254] ? stack_trace_save+0x93/0xc0 [ 11.674365][ T254] ? rtnl_link_get_size+0x350/0x350 [ 11.674366][ T254] ? rcu_read_lock_any_held+0x66/0x90 [ 11.674369][ T254] ? stack_depot_save_flags+0x38e/0x790 [ 11.674372][ T254] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.674375][ T254] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.674377][ T254] ? validate_chain+0x38b/0xc20 [ 11.674380][ T254] ? kasan_save_stack+0x3d/0x50 [ 11.674383][ T254] ? kasan_save_stack+0x2f/0x50 [ 11.674385][ T254] ? kasan_save_track+0x14/0x30 [ 11.674388][ T254] ? __lock_acquire+0x518/0xc20 [ 11.674389][ T254] ? netlink_seq_next+0x4e/0x60 [ 11.674392][ T254] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.674397][ T254] ? lock_acquire.part.0+0xd4/0x280 [ 11.674399][ T254] ? rtnl_newlink+0x9a8/0x11c0 [ 11.674402][ T254] ? rcu_is_watching+0x16/0xd0 [ 11.674404][ T254] ? mark_held_locks+0x40/0x70 [ 11.674407][ T254] ? lockdep_hardirqs_on+0x91/0x130 [ 11.674410][ T254] ? irqentry_exit+0x21c/0x790 [ 11.674412][ T254] ? irqentry_exit+0x21c/0x790 [ 11.674414][ T254] ? lockdep_hardirqs_off+0x97/0xf0 [ 11.674416][ T254] ? sysvec_apic_timer_interrupt+0xaa/0xe0 [ 11.674418][ T254] ? rtnl_newlink+0x9a8/0x11c0 [ 11.674424][ T254] ? __rtnl_newlink+0x41/0xa50 [ 11.674427][ T254] ? __rtnl_newlink+0x3fa/0xa50 [ 11.674432][ T254] rtnl_newlink+0x9f1/0x11c0 [ 11.674437][ T254] ? rtnl_bridge_getlink+0x850/0x850 [ 11.674439][ T254] ? __lock_acquire+0x518/0xc20 [ 11.674444][ T254] ? lock_acquire.part.0+0xd4/0x280 [ 11.674445][ T254] ? find_held_lock+0x2b/0x80 [ 11.674448][ T254] ? rtnl_bridge_getlink+0x850/0x850 [ 11.674449][ T254] ? __lock_release.isra.0+0x69/0x1a0 [ 11.674453][ T254] ? rtnl_bridge_getlink+0x850/0x850 [ 11.674455][ T254] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.674458][ T254] ? rtnl_link_fill+0x920/0x920 [ 11.674460][ T254] ? __lock_acquire+0x518/0xc20 [ 11.674464][ T254] ? lock_acquire.part.0+0xd4/0x280 [ 11.674466][ T254] ? find_held_lock+0x2b/0x80 [ 11.674469][ T254] netlink_rcv_skb+0x14e/0x3a0 [ 11.674471][ T254] ? rtnl_link_fill+0x920/0x920 [ 11.674474][ T254] ? netlink_ack+0xcf0/0xcf0 [ 11.674480][ T254] ? netlink_deliver_tap+0xc5/0x330 [ 11.674482][ T254] ? netlink_deliver_tap+0x13c/0x330 [ 11.674486][ T254] netlink_unicast+0x486/0x750 [ 11.674490][ T254] ? netlink_attachskb+0x810/0x810 [ 11.674493][ T254] ? __lock_acquire+0x518/0xc20 [ 11.674497][ T254] netlink_sendmsg+0x735/0xc60 [ 11.674501][ T254] ? netlink_unicast+0x750/0x750 [ 11.674504][ T254] ? __might_fault+0x97/0x140 [ 11.674515][ T254] ____sys_sendmsg+0x415/0x880 [ 11.674517][ T254] ? copy_msghdr_from_user+0x279/0x420 [ 11.674519][ T254] ? get_timestamp.constprop.0+0x390/0x390 [ 11.674521][ T254] ? move_addr_to_kernel+0x40/0x40 [ 11.674528][ T254] ___sys_sendmsg+0x14e/0x1d0 [ 11.674531][ T254] ? copy_msghdr_from_user+0x420/0x420 [ 11.674547][ T254] __sys_sendmsg+0x12c/0x1d0 [ 11.674550][ T254] ? __sys_sendmsg_sock+0x20/0x20 [ 11.674556][ T254] ? rcu_is_watching+0x16/0xd0 [ 11.674560][ T254] do_syscall_64+0xff/0x530 [ 11.674562][ T254] ? exc_page_fault+0xee/0x100 [ 11.674565][ T254] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.674567][ T254] RIP: 0033:0x7fbee346654e [ 11.674570][ T254] 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 [ 11.674572][ T254] RSP: 002b:00007ffe7c8b7190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.674575][ T254] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbee346654e [ 11.674577][ T254] RDX: 0000000000000000 RSI: 00007ffe7c8b7240 RDI: 0000000000000005 [ 11.674577][ T254] RBP: 00007ffe7c8b71a0 R08: 0000000000000000 R09: 0000000000000000 [ 11.674578][ T254] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91387a [ 11.674579][ T254] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe7c8b7900 [ 11.674586][ T254] [ 11.723246][ T254] br0: port 1(veth1) entered disabled state [ 11.723643][ T254] veth1: entered allmulticast mode [ 11.725353][ T254] veth1: entered promiscuous mode [ 11.739328][ T254] ip (254) used greatest stack depth: 23336 bytes left [ 11.758851][ T256] br0: port 2(veth2) entered blocking state [ 11.759167][ T256] br0: port 2(veth2) entered disabled state [ 11.759485][ T256] veth2: entered allmulticast mode [ 11.761042][ T256] veth2: entered promiscuous mode [ 11.790176][ T257] br0: port 3(veth4) entered blocking state [ 11.791155][ T257] br0: port 3(veth4) entered disabled state [ 11.791537][ T257] veth4: entered allmulticast mode [ 11.793119][ T257] veth4: entered promiscuous mode [ 12.014817][ T38] br0: port 1(veth1) entered blocking state [ 12.015322][ T38] br0: port 1(veth1) entered forwarding state [ 12.049968][ T92] br0: port 2(veth2) entered blocking state [ 12.050298][ T92] br0: port 2(veth2) entered forwarding state [ 12.078674][ T92] br0: port 3(veth4) entered blocking state [ 12.085545][ T92] br0: port 3(veth4) entered forwarding state [ 25.942911][ T331] veth3: entered promiscuous mode [ 25.942932][ T331] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.942934][ T331] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 331, name: ip [ 25.942936][ T331] preempt_count: 1, expected: 0 [ 25.942937][ T331] RCU nest depth: 0, expected: 0 [ 25.942938][ T331] locks held by ip/331: 5, last CPU#2: [ 25.942940][ T331] #0: ffffffffa42d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 25.942952][ T331] #1: ffffffffa3b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 25.942958][ T331] #2: ffffffffa3b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 25.942962][ T331] #3: ffffffffa3a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 25.942966][ T331] #4: ffffffffa3a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 25.942970][ T331] irq event stamp: 15372 [ 25.942971][ T331] hardirqs last enabled at (15371): [] __down_trylock_console_sem+0x86/0xa0 [ 25.942974][ T331] hardirqs last disabled at (15372): [] console_emit_next_record+0x3d4/0x4c0 [ 25.942976][ T331] softirqs last enabled at (15366): [] __dev_change_flags+0x20b/0x660 [ 25.942979][ T331] softirqs last disabled at (15364): [] dev_set_rx_mode+0x56/0xa0 [ 25.942982][ T331] Preemption disabled at: [ 25.942983][ T331] [] vprintk_emit+0x31b/0x3e0 [ 25.942989][ T331] CPU: 2 UID: 0 PID: 331 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.942992][ T331] Tainted: [W]=WARN [ 25.942993][ T331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.942995][ T331] Call Trace: [ 25.942997][ T331] [ 25.942998][ T331] dump_stack_lvl+0x6f/0xa0 [ 25.943004][ T331] ? vprintk_emit+0x31b/0x3e0 [ 25.943007][ T331] __might_resched.cold+0x1fe/0x2c1 [ 25.943011][ T331] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.943016][ T331] ? __kmalloc_noprof+0xdb/0x760 [ 25.943021][ T331] __kmalloc_noprof+0x443/0x760 [ 25.943023][ T331] ? alloc_buf.isra.0+0x4b/0x260 [ 25.943029][ T331] ? do_raw_spin_unlock+0x59/0x250 [ 25.943032][ T331] alloc_buf.isra.0+0x4b/0x260 [ 25.943035][ T331] put_chars+0x1e1/0x2f0 [ 25.943037][ T331] ? desc_read_finalized_seq+0x79/0x120 [ 25.943039][ T331] ? __send_to_port+0x420/0x420 [ 25.943042][ T331] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.943046][ T331] ? validate_chain+0x38b/0xc20 [ 25.943050][ T331] hvc_console_print+0x292/0x780 [ 25.943053][ T331] ? __lock_acquire+0x518/0xc20 [ 25.943055][ T331] ? __lock_acquire+0x518/0xc20 [ 25.943060][ T331] ? hvc_write+0x3a0/0x3a0 [ 25.943061][ T331] ? console_emit_next_record+0x1df/0x4c0 [ 25.943064][ T331] ? rcu_is_watching+0x16/0xd0 [ 25.943067][ T331] ? lock_acquire+0x13c/0x160 [ 25.943071][ T331] console_emit_next_record+0x22f/0x4c0 [ 25.943075][ T331] ? devkmsg_read+0x4b0/0x4b0 [ 25.943077][ T331] ? console_flush_one_record+0x106/0x710 [ 25.943080][ T331] ? rcu_is_watching+0x16/0xd0 [ 25.943083][ T331] ? lock_acquire+0x13c/0x160 [ 25.943087][ T331] console_flush_one_record+0x46f/0x710 [ 25.943091][ T331] ? console_emit_next_record+0x4c0/0x4c0 [ 25.943093][ T331] ? __lock_acquire+0x518/0xc20 [ 25.943098][ T331] console_unlock+0xee/0x1f0 [ 25.943101][ T331] ? console_flush_one_record+0x710/0x710 [ 25.943103][ T331] ? rcu_is_watching+0x16/0xd0 [ 25.943105][ T331] ? lock_acquire+0x60/0x160 [ 25.943109][ T331] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.943111][ T331] ? vprintk_emit+0x320/0x3e0 [ 25.943114][ T331] vprintk_emit+0x37c/0x3e0 [ 25.943118][ T331] ? wake_up_klogd_work_func+0x90/0x90 [ 25.943120][ T331] ? mark_usage+0x61/0x170 [ 25.943122][ T331] ? __lock_acquire+0x518/0xc20 [ 25.943124][ T331] ? validate_chain+0x737/0xc20 [ 25.943126][ T331] ? find_held_lock+0x2/0x80 [ 25.943130][ T331] _printk+0xc7/0x100 [ 25.943133][ T331] ? snapshot_read.cold+0x21/0x21 [ 25.943137][ T331] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.943138][ T331] ? validate_chain+0x38b/0xc20 [ 25.943140][ T331] ? netdev_name+0x43/0x60 [ 25.943144][ T331] ? __netdev_printk+0x17f/0x1d0 [ 25.943148][ T331] netdev_info+0xe2/0x116 [ 25.943150][ T331] ? netdev_notice+0x120/0x120 [ 25.943155][ T331] ? do_raw_spin_lock+0x131/0x280 [ 25.943156][ T331] ? find_held_lock+0x2b/0x80 [ 25.943159][ T331] ? __lock_release.isra.0+0x69/0x1a0 [ 25.943161][ T331] ? mutex_is_locked+0x1c/0x50 [ 25.943165][ T331] __dev_set_promiscuity.cold+0x95/0x104 [ 25.943170][ T331] __dev_change_flags+0x396/0x660 [ 25.943173][ T331] ? netif_set_allmulti+0x250/0x250 [ 25.943176][ T331] ? kernel_text_address+0x149/0x170 [ 25.943179][ T331] ? __kernel_text_address+0x12/0x30 [ 25.943180][ T331] ? write_profile+0xf0/0xf0 [ 25.943182][ T331] ? unwind_get_return_address+0x67/0xd0 [ 25.943188][ T331] netif_change_flags+0x87/0x190 [ 25.943194][ T331] do_setlink.isra.0+0x1cc3/0x2750 [ 25.943198][ T331] ? stack_trace_save+0x93/0xc0 [ 25.943200][ T331] ? rtnl_link_get_size+0x350/0x350 [ 25.943202][ T331] ? rcu_read_lock_any_held+0x66/0x90 [ 25.943203][ T331] ? stack_depot_save_flags+0x38e/0x790 [ 25.943207][ T331] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.943210][ T331] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.943212][ T331] ? validate_chain+0x38b/0xc20 [ 25.943214][ T331] ? kasan_save_stack+0x3d/0x50 [ 25.943217][ T331] ? kasan_save_stack+0x2f/0x50 [ 25.943219][ T331] ? kasan_save_track+0x14/0x30 [ 25.943222][ T331] ? __lock_acquire+0x518/0xc20 [ 25.943224][ T331] ? netlink_seq_next+0x4e/0x60 [ 25.943227][ T331] ? ___sys_sendmsg+0xb0/0x1d0 [ 25.943232][ T331] ? lock_acquire.part.0+0xd4/0x280 [ 25.943234][ T331] ? rtnl_newlink+0x9a8/0x11c0 [ 25.943236][ T331] ? rcu_is_watching+0x16/0xd0 [ 25.943239][ T331] ? lock_acquire+0x13c/0x160 [ 25.943240][ T331] ? rcu_is_watching+0x16/0xd0 [ 25.943242][ T331] ? rcu_is_watching+0x16/0xd0 [ 25.943245][ T331] ? trace_contention_end+0xb3/0x180 [ 25.943248][ T331] ? __mutex_lock+0x1db/0x1ea0 [ 25.943251][ T331] ? __mutex_lock+0x9a3/0x1ea0 [ 25.943253][ T331] ? rtnl_newlink+0x9a8/0x11c0 [ 25.943256][ T331] ? ww_mutex_lock+0x160/0x160 [ 25.943262][ T331] ? __rtnl_newlink+0x3fa/0xa50 [ 25.943267][ T331] rtnl_newlink+0x9f1/0x11c0 [ 25.943272][ T331] ? rtnl_bridge_getlink+0x850/0x850 [ 25.943274][ T331] ? __lock_acquire+0x518/0xc20 [ 25.943279][ T331] ? lock_acquire.part.0+0xd4/0x280 [ 25.943281][ T331] ? find_held_lock+0x2b/0x80 [ 25.943283][ T331] ? rtnl_bridge_getlink+0x850/0x850 [ 25.943285][ T331] ? __lock_release.isra.0+0x69/0x1a0 [ 25.943288][ T331] ? rtnl_bridge_getlink+0x850/0x850 [ 25.943290][ T331] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 25.943294][ T331] ? rtnl_link_fill+0x920/0x920 [ 25.943295][ T331] ? __lock_acquire+0x518/0xc20 [ 25.943299][ T331] ? lock_acquire.part.0+0xd4/0x280 [ 25.943301][ T331] ? find_held_lock+0x2b/0x80 [ 25.943305][ T331] netlink_rcv_skb+0x14e/0x3a0 [ 25.943307][ T331] ? rtnl_link_fill+0x920/0x920 [ 25.943310][ T331] ? netlink_ack+0xcf0/0xcf0 [ 25.943316][ T331] ? netlink_deliver_tap+0xc5/0x330 [ 25.943317][ T331] ? netlink_deliver_tap+0x13c/0x330 [ 25.943322][ T331] netlink_unicast+0x486/0x750 [ 25.943326][ T331] ? netlink_attachskb+0x810/0x810 [ 25.943328][ T331] ? __lock_acquire+0x518/0xc20 [ 25.943333][ T331] netlink_sendmsg+0x735/0xc60 [ 25.943337][ T331] ? netlink_unicast+0x750/0x750 [ 25.943340][ T331] ? __might_fault+0x97/0x140 [ 25.943346][ T331] ____sys_sendmsg+0x415/0x880 [ 25.943349][ T331] ? copy_msghdr_from_user+0x279/0x420 [ 25.943351][ T331] ? get_timestamp.constprop.0+0x390/0x390 [ 25.943353][ T331] ? move_addr_to_kernel+0x40/0x40 [ 25.943360][ T331] ___sys_sendmsg+0x14e/0x1d0 [ 25.943363][ T331] ? copy_msghdr_from_user+0x420/0x420 [ 25.943379][ T331] __sys_sendmsg+0x12c/0x1d0 [ 25.943382][ T331] ? __sys_sendmsg_sock+0x20/0x20 [ 25.943388][ T331] ? rcu_is_watching+0x16/0xd0 [ 25.943392][ T331] do_syscall_64+0xff/0x530 [ 25.943394][ T331] ? exc_page_fault+0xee/0x100 [ 25.943397][ T331] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 25.943400][ T331] RIP: 0033:0x7f6a7ba1754e [ 25.943404][ T331] 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 [ 25.943405][ T331] RSP: 002b:00007ffc32943800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 25.943408][ T331] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6a7ba1754e [ 25.943410][ T331] RDX: 0000000000000000 RSI: 00007ffc329438b0 RDI: 0000000000000005 [ 25.943411][ T331] RBP: 00007ffc32943810 R08: 0000000000000000 R09: 0000000000000000 [ 25.943412][ T331] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913888 [ 25.943412][ T331] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc32943f70 [ 25.943420][ T331] [ 26.011084][ T331] ip (331) used greatest stack depth: 23208 bytes left [ 26.173045][ T336] GACT probability NOT on [ 27.376264][ T346] veth3: left promiscuous mode [ 27.376283][ T346] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.376285][ T346] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 346, name: ip [ 27.376287][ T346] preempt_count: 1, expected: 0 [ 27.376288][ T346] RCU nest depth: 0, expected: 0 [ 27.376289][ T346] locks held by ip/346: 5, last CPU#3: [ 27.376292][ T346] #0: ffffffffa42d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 27.376303][ T346] #1: ffffffffa3b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 27.376309][ T346] #2: ffffffffa3b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 27.376313][ T346] #3: ffffffffa3a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 27.376317][ T346] #4: ffffffffa3a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 27.376321][ T346] irq event stamp: 13222 [ 27.376322][ T346] hardirqs last enabled at (13221): [] __down_trylock_console_sem+0x86/0xa0 [ 27.376325][ T346] hardirqs last disabled at (13222): [] console_emit_next_record+0x3d4/0x4c0 [ 27.376327][ T346] softirqs last enabled at (13216): [] __dev_change_flags+0x20b/0x660 [ 27.376330][ T346] softirqs last disabled at (13214): [] dev_set_rx_mode+0x56/0xa0 [ 27.376333][ T346] Preemption disabled at: [ 27.376333][ T346] [] vprintk_emit+0x31b/0x3e0 [ 27.376339][ T346] CPU: 3 UID: 0 PID: 346 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.376343][ T346] Tainted: [W]=WARN [ 27.376343][ T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.376345][ T346] Call Trace: [ 27.376347][ T346] [ 27.376349][ T346] dump_stack_lvl+0x6f/0xa0 [ 27.376355][ T346] ? vprintk_emit+0x31b/0x3e0 [ 27.376357][ T346] __might_resched.cold+0x1fe/0x2c1 [ 27.376362][ T346] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.376366][ T346] ? __kmalloc_noprof+0xdb/0x760 [ 27.376371][ T346] __kmalloc_noprof+0x443/0x760 [ 27.376374][ T346] ? alloc_buf.isra.0+0x4b/0x260 [ 27.376379][ T346] ? do_raw_spin_unlock+0x59/0x250 [ 27.376382][ T346] alloc_buf.isra.0+0x4b/0x260 [ 27.376385][ T346] put_chars+0x1e1/0x2f0 [ 27.376387][ T346] ? desc_read_finalized_seq+0x79/0x120 [ 27.376389][ T346] ? __send_to_port+0x420/0x420 [ 27.376393][ T346] ? rcu_read_lock_any_held+0x3c/0x90 [ 27.376396][ T346] ? validate_chain+0x38b/0xc20 [ 27.376400][ T346] hvc_console_print+0x292/0x780 [ 27.376403][ T346] ? __lock_acquire+0x518/0xc20 [ 27.376405][ T346] ? __lock_acquire+0x518/0xc20 [ 27.376410][ T346] ? hvc_write+0x3a0/0x3a0 [ 27.376411][ T346] ? console_emit_next_record+0x1df/0x4c0 [ 27.376414][ T346] ? rcu_is_watching+0x16/0xd0 [ 27.376417][ T346] ? lock_acquire+0x13c/0x160 [ 27.376421][ T346] console_emit_next_record+0x22f/0x4c0 [ 27.376425][ T346] ? devkmsg_read+0x4b0/0x4b0 [ 27.376427][ T346] ? console_flush_one_record+0x106/0x710 [ 27.376431][ T346] ? rcu_is_watching+0x16/0xd0 [ 27.376433][ T346] ? lock_acquire+0x13c/0x160 [ 27.376437][ T346] console_flush_one_record+0x46f/0x710 [ 27.376442][ T346] ? console_emit_next_record+0x4c0/0x4c0 [ 27.376443][ T346] ? __lock_acquire+0x518/0xc20 [ 27.376449][ T346] console_unlock+0xee/0x1f0 [ 27.376452][ T346] ? console_flush_one_record+0x710/0x710 [ 27.376454][ T346] ? rcu_is_watching+0x16/0xd0 [ 27.376456][ T346] ? lock_acquire+0x60/0x160 [ 27.376460][ T346] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.376461][ T346] ? vprintk_emit+0x320/0x3e0 [ 27.376465][ T346] vprintk_emit+0x37c/0x3e0 [ 27.376469][ T346] ? wake_up_klogd_work_func+0x90/0x90 [ 27.376471][ T346] ? mark_usage+0x61/0x170 [ 27.376473][ T346] ? __lock_acquire+0x518/0xc20 [ 27.376475][ T346] ? validate_chain+0x737/0xc20 [ 27.376476][ T346] ? find_held_lock+0x2/0x80 [ 27.376480][ T346] _printk+0xc7/0x100 [ 27.376484][ T346] ? snapshot_read.cold+0x21/0x21 [ 27.376487][ T346] ? rcu_read_lock_any_held+0x3c/0x90 [ 27.376489][ T346] ? validate_chain+0x38b/0xc20 [ 27.376491][ T346] ? netdev_name+0x43/0x60 [ 27.376495][ T346] ? __netdev_printk+0x17f/0x1d0 [ 27.376499][ T346] netdev_info+0xe2/0x116 [ 27.376501][ T346] ? netdev_notice+0x120/0x120 [ 27.376506][ T346] ? do_raw_spin_lock+0x131/0x280 [ 27.376507][ T346] ? find_held_lock+0x2b/0x80 [ 27.376510][ T346] ? __lock_release.isra.0+0x69/0x1a0 [ 27.376512][ T346] ? mutex_is_locked+0x1c/0x50 [ 27.376516][ T346] __dev_set_promiscuity.cold+0x95/0x104 [ 27.376521][ T346] __dev_change_flags+0x396/0x660 [ 27.376524][ T346] ? netif_set_allmulti+0x250/0x250 [ 27.376527][ T346] ? kernel_text_address+0x149/0x170 [ 27.376530][ T346] ? __kernel_text_address+0x12/0x30 [ 27.376531][ T346] ? write_profile+0xf0/0xf0 [ 27.376534][ T346] ? unwind_get_return_address+0x67/0xd0 [ 27.376539][ T346] netif_change_flags+0x87/0x190 [ 27.376543][ T346] do_setlink.isra.0+0x1cc3/0x2750 [ 27.376547][ T346] ? stack_trace_save+0x93/0xc0 [ 27.376549][ T346] ? rtnl_link_get_size+0x350/0x350 [ 27.376551][ T346] ? rcu_read_lock_any_held+0x66/0x90 [ 27.376553][ T346] ? stack_depot_save_flags+0x38e/0x790 [ 27.376556][ T346] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.376559][ T346] ? rcu_read_lock_any_held+0x3c/0x90 [ 27.376561][ T346] ? validate_chain+0x38b/0xc20 [ 27.376568][ T346] ? kasan_save_stack+0x3d/0x50 [ 27.376572][ T346] ? kasan_save_stack+0x2f/0x50 [ 27.376573][ T346] ? kasan_save_track+0x14/0x30 [ 27.376576][ T346] ? __lock_acquire+0x518/0xc20 [ 27.376578][ T346] ? netlink_seq_next+0x4e/0x60 [ 27.376581][ T346] ? ___sys_sendmsg+0xb0/0x1d0 [ 27.376586][ T346] ? lock_acquire.part.0+0xd4/0x280 [ 27.376588][ T346] ? rtnl_newlink+0x9a8/0x11c0 [ 27.376591][ T346] ? rcu_is_watching+0x16/0xd0 [ 27.376593][ T346] ? lock_acquire+0x13c/0x160 [ 27.376595][ T346] ? rcu_is_watching+0x16/0xd0 [ 27.376597][ T346] ? rcu_is_watching+0x16/0xd0 [ 27.376599][ T346] ? trace_contention_end+0xb3/0x180 [ 27.376602][ T346] ? __mutex_lock+0x1db/0x1ea0 [ 27.376605][ T346] ? __mutex_lock+0x9a3/0x1ea0 [ 27.376607][ T346] ? rtnl_newlink+0x9a8/0x11c0 [ 27.376611][ T346] ? ww_mutex_lock+0x160/0x160 [ 27.376616][ T346] ? __rtnl_newlink+0x3fa/0xa50 [ 27.376622][ T346] rtnl_newlink+0x9f1/0x11c0 [ 27.376627][ T346] ? rtnl_bridge_getlink+0x850/0x850 [ 27.376629][ T346] ? __lock_acquire+0x518/0xc20 [ 27.376634][ T346] ? lock_acquire.part.0+0xd4/0x280 [ 27.376636][ T346] ? find_held_lock+0x2b/0x80 [ 27.376638][ T346] ? rtnl_bridge_getlink+0x850/0x850 [ 27.376640][ T346] ? __lock_release.isra.0+0x69/0x1a0 [ 27.376644][ T346] ? rtnl_bridge_getlink+0x850/0x850 [ 27.376646][ T346] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.376649][ T346] ? rtnl_link_fill+0x920/0x920 [ 27.376651][ T346] ? __lock_acquire+0x518/0xc20 [ 27.376655][ T346] ? lock_acquire.part.0+0xd4/0x280 [ 27.376657][ T346] ? find_held_lock+0x2b/0x80 [ 27.376661][ T346] netlink_rcv_skb+0x14e/0x3a0 [ 27.376663][ T346] ? rtnl_link_fill+0x920/0x920 [ 27.376666][ T346] ? netlink_ack+0xcf0/0xcf0 [ 27.376672][ T346] ? netlink_deliver_tap+0xc5/0x330 [ 27.376674][ T346] ? netlink_deliver_tap+0x13c/0x330 [ 27.376678][ T346] netlink_unicast+0x486/0x750 [ 27.376682][ T346] ? netlink_attachskb+0x810/0x810 [ 27.376685][ T346] ? __lock_acquire+0x518/0xc20 [ 27.376689][ T346] netlink_sendmsg+0x735/0xc60 [ 27.376693][ T346] ? netlink_unicast+0x750/0x750 [ 27.376697][ T346] ? __might_fault+0x97/0x140 [ 27.376703][ T346] ____sys_sendmsg+0x415/0x880 [ 27.376705][ T346] ? copy_msghdr_from_user+0x279/0x420 [ 27.376708][ T346] ? get_timestamp.constprop.0+0x390/0x390 [ 27.376709][ T346] ? move_addr_to_kernel+0x40/0x40 [ 27.376717][ T346] ___sys_sendmsg+0x14e/0x1d0 [ 27.376720][ T346] ? copy_msghdr_from_user+0x420/0x420 [ 27.376737][ T346] __sys_sendmsg+0x12c/0x1d0 [ 27.376740][ T346] ? __sys_sendmsg_sock+0x20/0x20 [ 27.376746][ T346] ? rcu_is_watching+0x16/0xd0 [ 27.376750][ T346] do_syscall_64+0xff/0x530 [ 27.376753][ T346] ? exc_page_fault+0xee/0x100 [ 27.376756][ T346] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.376758][ T346] RIP: 0033:0x7f1b2a02054e [ 27.376762][ T346] 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 [ 27.376764][ T346] RSP: 002b:00007ffe85149960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.376767][ T346] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1b2a02054e [ 27.376768][ T346] RDX: 0000000000000000 RSI: 00007ffe85149a10 RDI: 0000000000000005 [ 27.376769][ T346] RBP: 00007ffe85149970 R08: 0000000000000000 R09: 0000000000000000 [ 27.376770][ T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913889 [ 27.376771][ T346] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe8514a0d0 [ 27.376778][ T346] [ 27.452933][ T347] veth3: entered promiscuous mode [ 27.507242][ C2] [ 27.507356][ C2] ======================================================== [ 27.507592][ C2] WARNING: possible irq lock inversion dependency detected [ 27.507830][ C2] 7.2.0-virtme #1 Tainted: G W [ 27.508018][ C2] -------------------------------------------------------- [ 27.508242][ C2] tc/349 just changed the state of lock: [ 27.508397][ C2] ff1100001294ae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.508717][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.508935][ C2] (fs_reclaim){+.+.}-{0:0} [ 27.508937][ C2] [ 27.508937][ C2] [ 27.508937][ C2] and interrupts could create inverse lock ordering between them. [ 27.508937][ C2] [ 27.509473][ C2] [ 27.509473][ C2] other info that might help us debug this: [ 27.509696][ C2] Chain exists of: [ 27.509696][ C2] &br->lock --> console_owner --> fs_reclaim [ 27.509696][ C2] [ 27.510031][ C2] Possible interrupt unsafe locking scenario: [ 27.510031][ C2] [ 27.510257][ C2] CPU0 CPU1 [ 27.510408][ C2] ---- ---- [ 27.510558][ C2] lock(fs_reclaim); [ 27.510680][ C2] local_irq_disable(); [ 27.510867][ C2] lock(&br->lock); [ 27.511056][ C2] lock(console_owner); [ 27.511246][ C2] [ 27.511359][ C2] lock(&br->lock); [ 27.511475][ C2] [ 27.511475][ C2] *** DEADLOCK *** [ 27.511475][ C2] [ 27.511703][ C2] locks held by tc/349: 2, last CPU#2: [ 27.511851][ C2] #0: ff11000008292a38 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x2fc/0x960 [ 27.512118][ C2] #1: ffa0000000228c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.512422][ C2] [ 27.512422][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 27.512689][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 27.512846][ C2] HARDIRQ-ON-W at: [ 27.512966][ C2] __lock_acquire+0x388/0xc20 [ 27.513160][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.513351][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.513543][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.513775][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.514002][ C2] workqueue_init+0x2a/0x680 [ 27.514198][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.514424][ C2] kernel_init+0x21/0x150 [ 27.514617][ C2] ret_from_fork+0x474/0x6b0 [ 27.514807][ C2] ret_from_fork_asm+0x11/0x20 [ 27.514998][ C2] SOFTIRQ-ON-W at: [ 27.515111][ C2] __lock_acquire+0x388/0xc20 [ 27.515302][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.515494][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.515689][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.515913][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.516139][ C2] workqueue_init+0x2a/0x680 [ 27.516326][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.516551][ C2] kernel_init+0x21/0x150 [ 27.516746][ C2] ret_from_fork+0x474/0x6b0 [ 27.516934][ C2] ret_from_fork_asm+0x11/0x20 [ 27.517124][ C2] INITIAL USE at: [ 27.517242][ C2] __lock_acquire+0x388/0xc20 [ 27.517430][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.517624][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.517814][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.518040][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.518267][ C2] workqueue_init+0x2a/0x680 [ 27.518456][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.518649][ C2] kernel_init+0x21/0x150 [ 27.518838][ C2] ret_from_fork+0x474/0x6b0 [ 27.519029][ C2] ret_from_fork_asm+0x11/0x20 [ 27.519220][ C2] } [ 27.519302][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.519528][ C2] ... acquired at: [ 27.519649][ C2] __lock_acquire+0x518/0xc20 [ 27.519801][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.519950][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.520100][ C2] __kmalloc_noprof+0xd3/0x760 [ 27.520252][ C2] alloc_buf.isra.0+0x4b/0x260 [ 27.520404][ C2] put_chars+0x1e1/0x2f0 [ 27.520553][ C2] hvc_console_print+0x292/0x780 [ 27.520706][ C2] console_emit_next_record+0x22f/0x4c0 [ 27.520860][ C2] console_flush_one_record+0x46f/0x710 [ 27.521011][ C2] console_unlock+0xee/0x1f0 [ 27.521160][ C2] vprintk_emit+0x37c/0x3e0 [ 27.521310][ C2] _printk+0xc7/0x100 [ 27.521426][ C2] sched_clock_init_late+0x14c/0x170 [ 27.521582][ C2] do_one_initcall+0x124/0x4f0 [ 27.521730][ C2] kernel_init_freeable+0x596/0x630 [ 27.521878][ C2] kernel_init+0x21/0x150 [ 27.522028][ C2] ret_from_fork+0x474/0x6b0 [ 27.522181][ C2] ret_from_fork_asm+0x11/0x20 [ 27.522330][ C2] [ 27.522408][ C2] -> (console_owner){....}-{0:0} { [ 27.522561][ C2] INITIAL USE at: [ 27.522681][ C2] } [ 27.522758][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.522981][ C2] ... acquired at: [ 27.523091][ C2] __lock_acquire+0x518/0xc20 [ 27.523243][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.523394][ C2] console_lock_spinning_enable+0x5c/0x60 [ 27.523588][ C2] console_emit_next_record+0x1d1/0x4c0 [ 27.523737][ C2] console_flush_one_record+0x46f/0x710 [ 27.523890][ C2] console_unlock+0xee/0x1f0 [ 27.524039][ C2] vprintk_emit+0x37c/0x3e0 [ 27.524187][ C2] _printk+0xc7/0x100 [ 27.524301][ C2] br_set_state+0x22f/0x430 [bridge] [ 27.524456][ C2] br_init_port+0xc4/0x200 [bridge] [ 27.524621][ C2] br_stp_enable_port+0x12/0x50 [bridge] [ 27.528581][ C2] br_port_carrier_check+0x220/0x430 [bridge] [ 27.528782][ C2] br_device_event+0x52d/0x8f0 [bridge] [ 27.528940][ C2] notifier_call_chain+0xae/0x300 [ 27.529098][ C2] netif_state_change+0x139/0x340 [ 27.529255][ C2] __linkwatch_run_queue+0x34c/0x750 [ 27.529411][ C2] linkwatch_event+0x7f/0xb0 [ 27.529569][ C2] process_one_work+0xe3e/0x1560 [ 27.529722][ C2] worker_thread+0x4f1/0xd60 [ 27.529872][ C2] kthread+0x367/0x460 [ 27.529986][ C2] ret_from_fork+0x474/0x6b0 [ 27.530137][ C2] ret_from_fork_asm+0x11/0x20 [ 27.530287][ C2] [ 27.530362][ C2] -> (&br->lock){+.-.}-{3:3} { [ 27.530515][ C2] HARDIRQ-ON-W at: [ 27.530632][ C2] __lock_acquire+0x388/0xc20 [ 27.530826][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.531014][ C2] _raw_spin_lock_bh+0x38/0x50 [ 27.531204][ C2] br_add_if+0x8c1/0x1320 [bridge] [ 27.531400][ C2] do_set_master+0x357/0x580 [ 27.531592][ C2] do_setlink.isra.0+0xa31/0x2750 [ 27.531781][ C2] rtnl_newlink+0x9f1/0x11c0 [ 27.531969][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.532157][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.532350][ C2] netlink_unicast+0x486/0x750 [ 27.532539][ C2] netlink_sendmsg+0x735/0xc60 [ 27.532732][ C2] ____sys_sendmsg+0x415/0x880 [ 27.532922][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.533109][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.533297][ C2] do_syscall_64+0xff/0x530 [ 27.533487][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.533716][ C2] IN-SOFTIRQ-W at: [ 27.533830][ C2] __lock_acquire+0x388/0xc20 [ 27.534019][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.534206][ C2] _raw_spin_lock+0x33/0x40 [ 27.534394][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.534634][ C2] call_timer_fn+0x160/0x4d0 [ 27.534826][ C2] __run_timers+0x68f/0xaa0 [ 27.535015][ C2] run_timer_softirq+0xf0/0x160 [ 27.535201][ C2] handle_softirqs+0x1d3/0x900 [ 27.535389][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.535581][ C2] irq_exit_rcu+0xe/0x30 [ 27.535771][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.535994][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.536219][ C2] _raw_spin_unlock_irqrestore+0x36/0x80 [ 27.536444][ C2] __create_object+0x78/0x110 [ 27.536637][ C2] __kmalloc_cache_noprof+0x4a9/0x620 [ 27.536832][ C2] kmem_cache_free+0x365/0x550 [ 27.537021][ C2] tear_down_vmas+0x175/0x520 [ 27.537209][ C2] exit_mmap+0x486/0x960 [ 27.537396][ C2] mmput+0xa9/0x450 [ 27.537551][ C2] exit_mm+0x134/0x200 [ 27.537708][ C2] do_exit+0x548/0xdc0 [ 27.537860][ C2] do_group_exit+0xb8/0x370 [ 27.538047][ C2] __x64_sys_exit_group+0x3c/0x50 [ 27.538233][ C2] x64_sys_call+0x1567/0x1570 [ 27.538420][ C2] do_syscall_64+0xff/0x530 [ 27.538614][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.538843][ C2] INITIAL USE at: [ 27.538959][ C2] __lock_acquire+0x388/0xc20 [ 27.539145][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.539332][ C2] _raw_spin_lock_bh+0x38/0x50 [ 27.539518][ C2] br_add_if+0x8c1/0x1320 [bridge] [ 27.539718][ C2] do_set_master+0x357/0x580 [ 27.539910][ C2] do_setlink.isra.0+0xa31/0x2750 [ 27.540100][ C2] rtnl_newlink+0x9f1/0x11c0 [ 27.540287][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.540477][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.540671][ C2] netlink_unicast+0x486/0x750 [ 27.540858][ C2] netlink_sendmsg+0x735/0xc60 [ 27.541048][ C2] ____sys_sendmsg+0x415/0x880 [ 27.541239][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.541427][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.541620][ C2] do_syscall_64+0xff/0x530 [ 27.541812][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.542037][ C2] } [ 27.542112][ C2] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.542341][ C2] ... acquired at: [ 27.542452][ C2] mark_lock+0x1d7/0xa00 [ 27.542606][ C2] mark_usage+0x42/0x170 [ 27.542757][ C2] __lock_acquire+0x388/0xc20 [ 27.542908][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.543055][ C2] _raw_spin_lock+0x33/0x40 [ 27.543203][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.543395][ C2] call_timer_fn+0x160/0x4d0 [ 27.543546][ C2] __run_timers+0x68f/0xaa0 [ 27.543698][ C2] run_timer_softirq+0xf0/0x160 [ 27.543848][ C2] handle_softirqs+0x1d3/0x900 [ 27.543996][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.544146][ C2] irq_exit_rcu+0xe/0x30 [ 27.544296][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.544483][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.544674][ C2] _raw_spin_unlock_irqrestore+0x36/0x80 [ 27.544862][ C2] __create_object+0x78/0x110 [ 27.545013][ C2] __kmalloc_cache_noprof+0x4a9/0x620 [ 27.545164][ C2] kmem_cache_free+0x365/0x550 [ 27.545315][ C2] tear_down_vmas+0x175/0x520 [ 27.545465][ C2] exit_mmap+0x486/0x960 [ 27.545619][ C2] mmput+0xa9/0x450 [ 27.545732][ C2] exit_mm+0x134/0x200 [ 27.545842][ C2] do_exit+0x548/0xdc0 [ 27.546012][ C2] do_group_exit+0xb8/0x370 [ 27.546160][ C2] __x64_sys_exit_group+0x3c/0x50 [ 27.546360][ C2] x64_sys_call+0x1567/0x1570 [ 27.546509][ C2] do_syscall_64+0xff/0x530 [ 27.546718][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.546908][ C2] [ 27.547035][ C2] [ 27.547035][ C2] stack backtrace: [ 27.547224][ C2] CPU: 2 UID: 0 PID: 349 Comm: tc Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.547228][ C2] Tainted: [W]=WARN [ 27.547229][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.547231][ C2] Call Trace: [ 27.547232][ C2] [ 27.547233][ C2] dump_stack_lvl+0x6f/0xa0 [ 27.547238][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.547241][ C2] mark_lock_irq+0x989/0x9c0 [ 27.547244][ C2] mark_lock+0x1d7/0xa00 [ 27.547246][ C2] mark_usage+0x42/0x170 [ 27.547248][ C2] __lock_acquire+0x388/0xc20 [ 27.547250][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.547252][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.547259][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.547262][ C2] ? lock_acquire+0x13c/0x160 [ 27.547264][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.547271][ C2] _raw_spin_lock+0x33/0x40 [ 27.547272][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.547279][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.547285][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.547291][ C2] call_timer_fn+0x160/0x4d0 [ 27.547293][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 27.547295][ C2] ? debug_object_active_state+0x430/0x430 [ 27.547299][ C2] ? find_held_lock+0x2b/0x80 [ 27.547301][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.547303][ C2] ? mark_held_locks+0x40/0x70 [ 27.547305][ C2] __run_timers+0x68f/0xaa0 [ 27.547307][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.547314][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.547315][ C2] ? __lock_acquire+0x518/0xc20 [ 27.547318][ C2] ? __rwlock_init+0x150/0x150 [ 27.547321][ C2] run_timer_softirq+0xf0/0x160 [ 27.547323][ C2] ? __run_timers+0xaa0/0xaa0 [ 27.547324][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.547326][ C2] handle_softirqs+0x1d3/0x900 [ 27.547328][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.547330][ C2] ? _local_bh_enable+0xc0/0xc0 [ 27.547332][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.547333][ C2] irq_exit_rcu+0xe/0x30 [ 27.547335][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.547337][ C2] [ 27.547337][ C2] [ 27.547338][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.547340][ C2] RIP: 0010:_raw_spin_unlock_irqrestore+0x36/0x80 [ 27.547342][ C2] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 c1 af ba fd 48 89 df e8 c9 05 bb fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 70 cf ac fd 65 48 83 3d af 0b f3 01 00 74 12 5b [ 27.547345][ C2] RSP: 0018:ffa0000000677a38 EFLAGS: 00000246 [ 27.547347][ C2] RAX: 0000000000000096 RBX: ffffffffa3db7ba0 RCX: ffffffffa2da8483 [ 27.547349][ C2] RDX: ff110000133d46c0 RSI: ffffffffa3638b01 RDI: ffffffffa308d8e0 [ 27.547349][ C2] RBP: 0000000000000286 R08: 0000000000000000 R09: 0000000000000000 [ 27.547350][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: ff11000004a52ce0 [ 27.547351][ C2] R13: 0000000000000286 R14: 0000000000000000 R15: 0000000000000001 [ 27.547353][ C2] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 27.547355][ C2] __create_object+0x78/0x110 [ 27.547358][ C2] __kmalloc_cache_noprof+0x4a9/0x620 [ 27.547360][ C2] ? kmem_cache_free+0x365/0x550 [ 27.547362][ C2] ? tear_down_vmas+0x175/0x520 [ 27.547363][ C2] kmem_cache_free+0x365/0x550 [ 27.547365][ C2] tear_down_vmas+0x175/0x520 [ 27.547368][ C2] exit_mmap+0x486/0x960 [ 27.547369][ C2] ? vm_brk_flags+0x4d0/0x4d0 [ 27.547371][ C2] ? lock_acquire+0x13c/0x160 [ 27.547372][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.547375][ C2] ? uprobe_clear_state+0x49/0x1e0 [ 27.547378][ C2] ? __lock_acquire+0x518/0xc20 [ 27.547383][ C2] mmput+0xa9/0x450 [ 27.547384][ C2] exit_mm+0x134/0x200 [ 27.547387][ C2] do_exit+0x548/0xdc0 [ 27.547389][ C2] ? exit_notify+0x890/0x890 [ 27.547390][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.547392][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.547395][ C2] do_group_exit+0xb8/0x370 [ 27.547396][ C2] __x64_sys_exit_group+0x3c/0x50 [ 27.547397][ C2] x64_sys_call+0x1567/0x1570 [ 27.547399][ C2] do_syscall_64+0xff/0x530 [ 27.547400][ C2] ? exc_page_fault+0xee/0x100 [ 27.547402][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.547403][ C2] RIP: 0033:0x7f157869a1b8 [ 27.547406][ C2] Code: Unable to access opcode bytes at 0x7f157869a18e. [ 27.547407][ C2] RSP: 002b:00007ffe3e222c28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 27.547409][ C2] RAX: ffffffffffffffda RBX: 00007f15787caf88 RCX: 00007f157869a1b8 [ 27.547409][ C2] RDX: 00007f15783e5588 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 27.547410][ C2] RBP: 00007ffe3e222c80 R08: 0000000000000000 R09: 0000000000000000 [ 27.547411][ C2] R10: 00007ffe3e222a20 R11: 0000000000000246 R12: 0000000000000001 [ 27.547412][ C2] R13: 0000000000000000 R14: 00007f15787c9680 R15: 00007f15787cafa0 [ 27.547414][ C2] [ 28.684648][ T356] veth3: left promiscuous mode [ 28.684664][ T356] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 28.684666][ T356] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 356, name: ip [ 28.684668][ T356] preempt_count: 1, expected: 0 [ 28.684669][ T356] RCU nest depth: 0, expected: 0 [ 28.684670][ T356] INFO: lockdep is turned off. [ 28.684671][ T356] irq event stamp: 0 [ 28.684672][ T356] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 28.684676][ T356] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 28.684683][ T356] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 28.684684][ T356] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 28.684686][ T356] Preemption disabled at: [ 28.684687][ T356] [] vprintk_emit+0x31b/0x3e0 [ 28.684694][ T356] CPU: 2 UID: 0 PID: 356 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.684698][ T356] Tainted: [W]=WARN [ 28.684699][ T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.684701][ T356] Call Trace: [ 28.684703][ T356] [ 28.684704][ T356] dump_stack_lvl+0x6f/0xa0 [ 28.684709][ T356] ? vprintk_emit+0x31b/0x3e0 [ 28.684711][ T356] __might_resched.cold+0x1fe/0x2c1 [ 28.684715][ T356] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 28.684718][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684722][ T356] __kmalloc_noprof+0x443/0x760 [ 28.684726][ T356] ? __rwlock_init+0x150/0x150 [ 28.684729][ T356] ? alloc_buf.isra.0+0x4b/0x260 [ 28.684733][ T356] ? do_raw_spin_unlock+0x59/0x250 [ 28.684734][ T356] alloc_buf.isra.0+0x4b/0x260 [ 28.684736][ T356] put_chars+0x1e1/0x2f0 [ 28.684738][ T356] ? desc_read_finalized_seq+0x79/0x120 [ 28.684740][ T356] ? __send_to_port+0x420/0x420 [ 28.684742][ T356] ? console_prepend_replay+0x20/0x20 [ 28.684744][ T356] hvc_console_print+0x292/0x780 [ 28.684748][ T356] ? hvc_write+0x3a0/0x3a0 [ 28.684749][ T356] ? do_raw_spin_lock+0x131/0x280 [ 28.684751][ T356] ? __rwlock_init+0x150/0x150 [ 28.684752][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684754][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684756][ T356] ? lock_acquire+0x13c/0x160 [ 28.684758][ T356] console_emit_next_record+0x22f/0x4c0 [ 28.684761][ T356] ? devkmsg_read+0x4b0/0x4b0 [ 28.684763][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684765][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684766][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684768][ T356] ? lock_acquire+0x13c/0x160 [ 28.684770][ T356] ? console_flush_one_record+0x111/0x710 [ 28.684772][ T356] console_flush_one_record+0x46f/0x710 [ 28.684774][ T356] ? console_emit_next_record+0x4c0/0x4c0 [ 28.684777][ T356] console_unlock+0xee/0x1f0 [ 28.684779][ T356] ? lock_acquire+0x13c/0x160 [ 28.684781][ T356] ? console_flush_one_record+0x710/0x710 [ 28.684782][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684784][ T356] ? lock_release+0x184/0x1f0 [ 28.684785][ T356] ? lock_acquire+0x60/0x160 [ 28.684787][ T356] ? __rcu_read_lock+0x30/0x70 [ 28.684789][ T356] ? __down_trylock_console_sem+0x5e/0xa0 [ 28.684791][ T356] ? vprintk_emit+0x320/0x3e0 [ 28.684793][ T356] vprintk_emit+0x37c/0x3e0 [ 28.684796][ T356] ? wake_up_klogd_work_func+0x90/0x90 [ 28.684798][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684799][ T356] ? lock_acquire+0x13c/0x160 [ 28.684801][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684803][ T356] _printk+0xc7/0x100 [ 28.684806][ T356] ? snapshot_read.cold+0x21/0x21 [ 28.684808][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684810][ T356] ? lock_acquire+0x13c/0x160 [ 28.684812][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684813][ T356] ? netdev_name+0x43/0x60 [ 28.684816][ T356] ? __netdev_printk+0x17f/0x1d0 [ 28.684818][ T356] netdev_info+0xe2/0x116 [ 28.684820][ T356] ? netdev_notice+0x120/0x120 [ 28.684822][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684824][ T356] ? do_raw_spin_lock+0x131/0x280 [ 28.684826][ T356] ? __rwlock_init+0x150/0x150 [ 28.684827][ T356] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.684829][ T356] ? mutex_is_locked+0x1c/0x50 [ 28.684833][ T356] __dev_set_promiscuity.cold+0x95/0x104 [ 28.684836][ T356] __dev_change_flags+0x396/0x660 [ 28.684840][ T356] ? netif_set_allmulti+0x250/0x250 [ 28.684842][ T356] ? kernel_text_address+0x149/0x170 [ 28.684845][ T356] ? __kernel_text_address+0x12/0x30 [ 28.684846][ T356] ? write_profile+0xf0/0xf0 [ 28.684848][ T356] ? unwind_get_return_address+0x67/0xd0 [ 28.684852][ T356] netif_change_flags+0x87/0x190 [ 28.684854][ T356] do_setlink.isra.0+0x1cc3/0x2750 [ 28.684858][ T356] ? stack_trace_save+0x93/0xc0 [ 28.684859][ T356] ? rtnl_link_get_size+0x350/0x350 [ 28.684861][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684862][ T356] ? stack_depot_save_flags+0x1bc/0x790 [ 28.684866][ T356] ? kasan_save_stack+0x3d/0x50 [ 28.684870][ T356] ? kasan_save_stack+0x2f/0x50 [ 28.684871][ T356] ? kasan_save_track+0x14/0x30 [ 28.684873][ T356] ? __kasan_kmalloc+0x7b/0x90 [ 28.684874][ T356] ? __kmalloc_cache_noprof+0x29a/0x620 [ 28.684876][ T356] ? rtnl_newlink+0x124/0x11c0 [ 28.684877][ T356] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.684878][ T356] ? netlink_rcv_skb+0x14e/0x3a0 [ 28.684881][ T356] ? netlink_unicast+0x486/0x750 [ 28.684882][ T356] ? netlink_sendmsg+0x735/0xc60 [ 28.684884][ T356] ? ____sys_sendmsg+0x415/0x880 [ 28.684886][ T356] ? ___sys_sendmsg+0x14e/0x1d0 [ 28.684887][ T356] ? __sys_sendmsg+0x12c/0x1d0 [ 28.684889][ T356] ? do_syscall_64+0xff/0x530 [ 28.684892][ T356] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.684894][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684896][ T356] ? lock_acquire+0x13c/0x160 [ 28.684897][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684899][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684901][ T356] ? trace_contention_end+0xb3/0x180 [ 28.684903][ T356] ? __mutex_lock+0x1db/0x1ea0 [ 28.684905][ T356] ? __mutex_lock+0x9a3/0x1ea0 [ 28.684907][ T356] ? rtnl_newlink+0x9a8/0x11c0 [ 28.684908][ T356] ? ww_mutex_lock+0x160/0x160 [ 28.684911][ T356] ? __rtnl_newlink+0x3fa/0xa50 [ 28.684913][ T356] rtnl_newlink+0x9f1/0x11c0 [ 28.684915][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684917][ T356] ? rtnl_bridge_getlink+0x850/0x850 [ 28.684918][ T356] ? lock_acquire+0x13c/0x160 [ 28.684919][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684922][ T356] ? is_bpf_text_address+0x3e/0x110 [ 28.684925][ T356] ? is_bpf_text_address+0x72/0x110 [ 28.684927][ T356] ? kernel_text_address+0x149/0x170 [ 28.684928][ T356] ? __kernel_text_address+0x12/0x30 [ 28.684929][ T356] ? write_profile+0xf0/0xf0 [ 28.684931][ T356] ? unwind_get_return_address+0x67/0xd0 [ 28.684932][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684934][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684936][ T356] ? cap_capable+0x1d7/0x3d0 [ 28.684939][ T356] ? lock_acquire+0x13c/0x160 [ 28.684941][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684943][ T356] ? rtnl_bridge_getlink+0x850/0x850 [ 28.684944][ T356] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.684946][ T356] ? rtnl_link_fill+0x920/0x920 [ 28.684947][ T356] ? filter_irq_stacks+0xd0/0xd0 [ 28.684949][ T356] ? stack_depot_save_flags+0x1bc/0x790 [ 28.684951][ T356] netlink_rcv_skb+0x14e/0x3a0 [ 28.684953][ T356] ? rtnl_link_fill+0x920/0x920 [ 28.684954][ T356] ? lock_release+0x184/0x1f0 [ 28.684956][ T356] ? netlink_ack+0xcf0/0xcf0 [ 28.684957][ T356] ? __netlink_lookup+0xb9/0x6b0 [ 28.684960][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684962][ T356] ? lock_release+0x184/0x1f0 [ 28.684964][ T356] netlink_unicast+0x486/0x750 [ 28.684966][ T356] ? netlink_attachskb+0x810/0x810 [ 28.684967][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684969][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684971][ T356] ? lock_acquire+0x13c/0x160 [ 28.684973][ T356] netlink_sendmsg+0x735/0xc60 [ 28.684975][ T356] ? netlink_unicast+0x750/0x750 [ 28.684977][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.684978][ T356] ? lock_release+0x184/0x1f0 [ 28.684980][ T356] ____sys_sendmsg+0x415/0x880 [ 28.684982][ T356] ? copy_msghdr_from_user+0x279/0x420 [ 28.684984][ T356] ? get_timestamp.constprop.0+0x390/0x390 [ 28.684985][ T356] ? move_addr_to_kernel+0x40/0x40 [ 28.684987][ T356] ? filter_irq_stacks+0xd0/0xd0 [ 28.684990][ T356] ___sys_sendmsg+0x14e/0x1d0 [ 28.684991][ T356] ? copy_msghdr_from_user+0x420/0x420 [ 28.684997][ T356] __sys_sendmsg+0x12c/0x1d0 [ 28.684999][ T356] ? __sys_sendmsg_sock+0x20/0x20 [ 28.685001][ T356] ? rcu_is_watching+0x16/0xd0 [ 28.685004][ T356] do_syscall_64+0xff/0x530 [ 28.685005][ T356] ? exc_page_fault+0xee/0x100 [ 28.685007][ T356] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.685009][ T356] RIP: 0033:0x7f615cdb354e [ 28.685011][ T356] 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 [ 28.685013][ T356] RSP: 002b:00007ffdae319250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 28.685017][ T356] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f615cdb354e [ 28.685018][ T356] RDX: 0000000000000000 RSI: 00007ffdae319300 RDI: 0000000000000005 [ 28.685019][ T356] RBP: 00007ffdae319260 R08: 0000000000000000 R09: 0000000000000000 [ 28.685020][ T356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91388b [ 28.685021][ T356] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdae3199c0 [ 28.685024][ T356] [ 28.757979][ T364] br0: port 3(veth4) entered disabled state [ 28.774944][ T365] br0: port 2(veth2) entered disabled state [ 28.801707][ T366] br0: port 1(veth1) entered disabled state [ 28.827243][ T367] veth4: left allmulticast mode [ 28.827456][ T367] veth4: left promiscuous mode [ 28.827737][ T367] br0: port 3(veth4) entered disabled state [ 28.829427][ T367] veth2: left allmulticast mode [ 28.829619][ T367] veth2: left promiscuous mode [ 28.829877][ T367] br0: port 2(veth2) entered disabled state [ 28.830729][ T367] veth1: left allmulticast mode [ 28.830908][ T367] veth1: left promiscuous mode [ 28.831165][ T367] br0: port 1(veth1) entered disabled state