[ 10.423373][ T213] ip (213) used greatest stack depth: 24160 bytes left [ 10.423390][ T213] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.423392][ T213] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 213, name: ip [ 10.423393][ T213] preempt_count: 2, expected: 0 [ 10.423394][ T213] RCU nest depth: 0, expected: 0 [ 10.423395][ T213] locks held by ip/213: 5, last CPU#3: [ 10.423397][ T213] #0: ffffffffaac167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.423410][ T213] #1: ffffffffaad7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.423415][ T213] #2: ffffffffaad7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.423419][ T213] #3: ffffffffaac9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.423423][ T213] #4: ffffffffaac9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.423427][ T213] irq event stamp: 47030 [ 10.423428][ T213] hardirqs last enabled at (47029): [] __down_trylock_console_sem+0x86/0xa0 [ 10.423431][ T213] hardirqs last disabled at (47030): [] console_emit_next_record+0x3d4/0x4c0 [ 10.423433][ T213] softirqs last enabled at (47024): [] handle_softirqs+0x67c/0x900 [ 10.423436][ T213] softirqs last disabled at (45461): [] __irq_exit_rcu+0x145/0x1c0 [ 10.423438][ T213] Preemption disabled at: [ 10.423439][ T213] [<0000000000000000>] 0x0 [ 10.423446][ T213] CPU: 3 UID: 0 PID: 213 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.423450][ T213] Tainted: [W]=WARN [ 10.423451][ T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.423453][ T213] Call Trace: [ 10.423454][ T213] [ 10.423456][ T213] dump_stack_lvl+0x6f/0xa0 [ 10.423463][ T213] __might_resched.cold+0x1fe/0x2c1 [ 10.423468][ T213] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.423472][ T213] ? __kmalloc_noprof+0xdb/0x760 [ 10.423477][ T213] __kmalloc_noprof+0x443/0x760 [ 10.423479][ T213] ? alloc_buf.isra.0+0x4b/0x260 [ 10.423487][ T213] ? do_raw_spin_unlock+0x59/0x250 [ 10.423490][ T213] alloc_buf.isra.0+0x4b/0x260 [ 10.423494][ T213] put_chars+0x1e1/0x2f0 [ 10.423496][ T213] ? __send_to_port+0x420/0x420 [ 10.423498][ T213] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.423501][ T213] ? validate_chain+0x38b/0xc20 [ 10.423507][ T213] hvc_console_print+0x292/0x780 [ 10.423515][ T213] ? hvc_write+0x3a0/0x3a0 [ 10.423518][ T213] ? rcu_is_watching+0x16/0xd0 [ 10.423520][ T213] ? lock_acquire+0x13c/0x160 [ 10.423525][ T213] console_emit_next_record+0x22f/0x4c0 [ 10.423529][ T213] ? devkmsg_read+0x4b0/0x4b0 [ 10.423531][ T213] ? console_flush_one_record+0x106/0x710 [ 10.423534][ T213] ? rcu_is_watching+0x16/0xd0 [ 10.423536][ T213] ? lock_acquire+0x13c/0x160 [ 10.423540][ T213] console_flush_one_record+0x46f/0x710 [ 10.423552][ T213] ? console_emit_next_record+0x4c0/0x4c0 [ 10.423554][ T213] ? __lock_acquire+0x518/0xc20 [ 10.423560][ T213] console_unlock+0xee/0x1f0 [ 10.423563][ T213] ? console_flush_one_record+0x710/0x710 [ 10.423566][ T213] ? rcu_is_watching+0x16/0xd0 [ 10.423570][ T213] ? lock_acquire+0xe0/0x160 [ 10.423575][ T213] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.423577][ T213] ? vprintk_emit+0x320/0x3e0 [ 10.423580][ T213] vprintk_emit+0x37c/0x3e0 [ 10.423583][ T213] ? wake_up_klogd_work_func+0x90/0x90 [ 10.423586][ T213] ? __lock_acquire+0x518/0xc20 [ 10.423590][ T213] _printk+0xc7/0x100 [ 10.423594][ T213] ? snapshot_read.cold+0x21/0x21 [ 10.423597][ T213] ? do_raw_spin_lock+0x131/0x280 [ 10.423600][ T213] ? __rwlock_init+0x150/0x150 [ 10.423604][ T213] ? do_raw_spin_lock+0x131/0x280 [ 10.423607][ T213] do_exit.cold+0x82/0x9c [ 10.423611][ T213] ? exit_notify+0x890/0x890 [ 10.423612][ T213] ? __lock_release.isra.0+0x69/0x1a0 [ 10.423615][ T213] ? rcu_is_watching+0x16/0xd0 [ 10.423619][ T213] do_group_exit+0xb8/0x370 [ 10.423622][ T213] __x64_sys_exit_group+0x3c/0x50 [ 10.423624][ T213] x64_sys_call+0x1567/0x1570 [ 10.423627][ T213] do_syscall_64+0xff/0x530 [ 10.423631][ T213] ? exc_page_fault+0xee/0x100 [ 10.423634][ T213] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.423636][ T213] RIP: 0033:0x7fd4c99a21b8 [ 10.423639][ T213] Code: Unable to access opcode bytes at 0x7fd4c99a218e. [ 10.423640][ T213] RSP: 002b:00007ffc5f0315b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.423642][ T213] RAX: ffffffffffffffda RBX: 00007fd4c9ad2f88 RCX: 00007fd4c99a21b8 [ 10.423644][ T213] RDX: 00007fd4c96ecfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.423645][ T213] RBP: 00007ffc5f031610 R08: 0000000000000000 R09: 0000000000008010 [ 10.423646][ T213] R10: 00007ffc5f0313d0 R11: 0000000000000246 R12: 0000000000000001 [ 10.423647][ T213] R13: 0000000000000000 R14: 00007fd4c9ad1680 R15: 00007fd4c9ad2fa0 [ 10.423654][ T213] [ 10.518626][ T216] ip (216) used greatest stack depth: 23872 bytes left [ 11.717116][ T292] br0: port 1(gw_l) entered blocking state [ 11.717187][ T292] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.717190][ T292] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 292, name: ip [ 11.717191][ T292] preempt_count: 1, expected: 0 [ 11.717192][ T292] RCU nest depth: 0, expected: 0 [ 11.717193][ T292] locks held by ip/292: 5, last CPU#2: [ 11.717195][ T292] #0: ffffffffab51b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 11.717208][ T292] #1: ffffffffaad7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.717214][ T292] #2: ffffffffaad7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.717218][ T292] #3: ffffffffaac9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.717222][ T292] #4: ffffffffaac9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.717226][ T292] irq event stamp: 41968 [ 11.717226][ T292] hardirqs last enabled at (41967): [] __down_trylock_console_sem+0x86/0xa0 [ 11.717230][ T292] hardirqs last disabled at (41968): [] console_emit_next_record+0x3d4/0x4c0 [ 11.717232][ T292] softirqs last enabled at (41878): [] __alloc_skb+0x4c2/0x5f0 [ 11.717235][ T292] softirqs last disabled at (41876): [] __alloc_skb+0x4c2/0x5f0 [ 11.717238][ T292] Preemption disabled at: [ 11.717238][ T292] [] vprintk_emit+0x31b/0x3e0 [ 11.717244][ T292] CPU: 2 UID: 0 PID: 292 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.717247][ T292] Tainted: [W]=WARN [ 11.717248][ T292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.717250][ T292] Call Trace: [ 11.717252][ T292] [ 11.717253][ T292] dump_stack_lvl+0x6f/0xa0 [ 11.717259][ T292] ? vprintk_emit+0x31b/0x3e0 [ 11.717261][ T292] __might_resched.cold+0x1fe/0x2c1 [ 11.717266][ T292] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.717271][ T292] ? __kmalloc_noprof+0xdb/0x760 [ 11.717275][ T292] __kmalloc_noprof+0x443/0x760 [ 11.717277][ T292] ? alloc_buf.isra.0+0x4b/0x260 [ 11.717284][ T292] ? do_raw_spin_unlock+0x59/0x250 [ 11.717287][ T292] alloc_buf.isra.0+0x4b/0x260 [ 11.717291][ T292] put_chars+0x1e1/0x2f0 [ 11.717294][ T292] ? __send_to_port+0x420/0x420 [ 11.717297][ T292] ? validate_chain+0x34a/0xc20 [ 11.717302][ T292] hvc_console_print+0x292/0x780 [ 11.717311][ T292] ? hvc_write+0x3a0/0x3a0 [ 11.717313][ T292] ? rcu_is_watching+0x16/0xd0 [ 11.717316][ T292] ? lock_acquire+0x13c/0x160 [ 11.717321][ T292] console_emit_next_record+0x22f/0x4c0 [ 11.717324][ T292] ? devkmsg_read+0x4b0/0x4b0 [ 11.717327][ T292] ? console_flush_one_record+0x106/0x710 [ 11.717330][ T292] ? rcu_is_watching+0x16/0xd0 [ 11.717332][ T292] ? lock_acquire+0x13c/0x160 [ 11.717336][ T292] console_flush_one_record+0x46f/0x710 [ 11.717340][ T292] ? console_emit_next_record+0x4c0/0x4c0 [ 11.717342][ T292] ? __lock_acquire+0x518/0xc20 [ 11.717348][ T292] console_unlock+0xee/0x1f0 [ 11.717351][ T292] ? console_flush_one_record+0x710/0x710 [ 11.717353][ T292] ? rcu_is_watching+0x16/0xd0 [ 11.717355][ T292] ? lock_acquire+0xe0/0x160 [ 11.717359][ T292] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.717361][ T292] ? vprintk_emit+0x320/0x3e0 [ 11.717364][ T292] vprintk_emit+0x37c/0x3e0 [ 11.717367][ T292] ? wake_up_klogd_work_func+0x90/0x90 [ 11.717369][ T292] ? __lock_release.isra.0+0x69/0x1a0 [ 11.717371][ T292] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.717375][ T292] ? mark_held_locks+0x40/0x70 [ 11.717379][ T292] _printk+0xc7/0x100 [ 11.717383][ T292] ? snapshot_read.cold+0x21/0x21 [ 11.717386][ T292] ? br_multicast_flood+0x960/0x960 [ 11.717390][ T292] ? do_setlink.isra.0+0x9ec/0x2a60 [ 11.717391][ T292] ? rtnl_newlink+0x9f1/0x11b0 [ 11.717393][ T292] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.717397][ T292] br_set_state+0x22f/0x430 [ 11.717402][ T292] br_init_port+0xc4/0x200 [ 11.717404][ T292] new_nbp+0x3a0/0x650 [ 11.717408][ T292] br_add_if+0x212/0x1320 [ 11.717411][ T292] ? is_bpf_text_address+0x72/0x110 [ 11.717414][ T292] ? kernel_text_address+0x149/0x170 [ 11.717420][ T292] do_set_master+0x3b2/0x780 [ 11.717424][ T292] do_setlink.isra.0+0x9ec/0x2a60 [ 11.717428][ T292] ? stack_trace_save+0x93/0xc0 [ 11.717431][ T292] ? rtnl_link_get_size+0x350/0x350 [ 11.717433][ T292] ? rcu_read_lock_any_held+0x66/0x90 [ 11.717436][ T292] ? stack_depot_save_flags+0x38e/0x790 [ 11.717439][ T292] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.717441][ T292] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.717443][ T292] ? validate_chain+0x38b/0xc20 [ 11.717446][ T292] ? kasan_save_stack+0x3d/0x50 [ 11.717448][ T292] ? kasan_save_stack+0x2f/0x50 [ 11.717450][ T292] ? kasan_save_track+0x14/0x30 [ 11.717451][ T292] ? __kasan_kmalloc+0x7b/0x90 [ 11.717453][ T292] ? __lock_acquire+0x518/0xc20 [ 11.717455][ T292] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 11.717458][ T292] ? ___sys_sendmsg+0xd0/0x1d0 [ 11.717462][ T292] ? lock_acquire.part.0+0xd4/0x280 [ 11.717464][ T292] ? rtnl_newlink+0x9a8/0x11b0 [ 11.717467][ T292] ? rcu_is_watching+0x16/0xd0 [ 11.717469][ T292] ? lock_acquire+0x13c/0x160 [ 11.717471][ T292] ? rcu_is_watching+0x16/0xd0 [ 11.717472][ T292] ? rcu_is_watching+0x16/0xd0 [ 11.717473][ T292] ? trace_contention_end+0xb3/0x180 [ 11.717476][ T292] ? __mutex_lock+0x1db/0x1ea0 [ 11.717477][ T292] ? __mutex_lock+0x9a3/0x1ea0 [ 11.717479][ T292] ? rtnl_newlink+0x9a8/0x11b0 [ 11.717483][ T292] ? ww_mutex_lock+0x160/0x160 [ 11.717484][ T292] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.717489][ T292] ? rcu_is_watching+0x16/0xd0 [ 11.717492][ T292] ? __rtnl_newlink+0x3fa/0xa50 [ 11.717497][ T292] rtnl_newlink+0x9f1/0x11b0 [ 11.717503][ T292] ? rtnl_bridge_getlink+0x850/0x850 [ 11.717505][ T292] ? __lock_acquire+0x518/0xc20 [ 11.717510][ T292] ? lock_acquire.part.0+0xd4/0x280 [ 11.717512][ T292] ? find_held_lock+0x2b/0x80 [ 11.717514][ T292] ? rtnl_bridge_getlink+0x850/0x850 [ 11.717516][ T292] ? __lock_release.isra.0+0x69/0x1a0 [ 11.717520][ T292] ? rtnl_bridge_getlink+0x850/0x850 [ 11.717523][ T292] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.717526][ T292] ? rtnl_link_fill+0x920/0x920 [ 11.717527][ T292] ? __lock_acquire+0x518/0xc20 [ 11.717532][ T292] ? lock_acquire.part.0+0xd4/0x280 [ 11.717534][ T292] ? find_held_lock+0x2b/0x80 [ 11.717538][ T292] netlink_rcv_skb+0x14e/0x3a0 [ 11.717541][ T292] ? rtnl_link_fill+0x920/0x920 [ 11.717544][ T292] ? netlink_ack+0xcf0/0xcf0 [ 11.717552][ T292] ? netlink_deliver_tap+0xc5/0x330 [ 11.717560][ T292] ? netlink_deliver_tap+0x13c/0x330 [ 11.717568][ T292] netlink_unicast+0x486/0x750 [ 11.717576][ T292] ? netlink_attachskb+0x810/0x810 [ 11.717581][ T292] ? find_held_lock+0x2b/0x80 [ 11.717588][ T292] netlink_sendmsg+0x75b/0xc90 [ 11.717593][ T292] ? netlink_unicast+0x750/0x750 [ 11.717597][ T292] ? __lock_release.isra.0+0x69/0x1a0 [ 11.717599][ T292] ? __import_iovec+0x36c/0x620 [ 11.717604][ T292] __sock_sendmsg+0xce/0x190 [ 11.717607][ T292] ____sys_sendmsg+0x61a/0x860 [ 11.717610][ T292] ? copy_msghdr_from_user+0x279/0x420 [ 11.717612][ T292] ? sock_write_iter+0x400/0x400 [ 11.717614][ T292] ? move_addr_to_kernel+0x40/0x40 [ 11.717622][ T292] ___sys_sendmsg+0x14e/0x1d0 [ 11.717625][ T292] ? copy_msghdr_from_user+0x420/0x420 [ 11.717642][ T292] __sys_sendmsg+0x12c/0x1d0 [ 11.717645][ T292] ? __sys_sendmsg_sock+0x20/0x20 [ 11.717652][ T292] ? rcu_is_watching+0x16/0xd0 [ 11.717655][ T292] do_syscall_64+0xff/0x530 [ 11.717659][ T292] ? exc_page_fault+0xee/0x100 [ 11.717662][ T292] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.717664][ T292] RIP: 0033:0x7fe85efb054e [ 11.717668][ T292] 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 [ 11.717670][ T292] RSP: 002b:00007ffdb8b33c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.717672][ T292] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe85efb054e [ 11.717674][ T292] RDX: 0000000000000000 RSI: 00007ffdb8b33d40 RDI: 0000000000000005 [ 11.717675][ T292] RBP: 00007ffdb8b33ca0 R08: 0000000000000000 R09: 0000000000000000 [ 11.717675][ T292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90fe43 [ 11.717676][ T292] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb8b34400 [ 11.717684][ T292] [ 11.760562][ T292] br0: port 1(gw_l) entered disabled state [ 11.760976][ T292] gw_l: entered allmulticast mode [ 11.762873][ T292] gw_l: entered promiscuous mode [ 11.763961][ T292] br0: port 1(gw_l) entered blocking state [ 11.764402][ T292] br0: port 1(gw_l) entered forwarding state [ 11.779803][ T292] ip (292) used greatest stack depth: 23336 bytes left [ 11.932386][ T295] br0: port 2(amtg) entered blocking state [ 11.932841][ T295] br0: port 2(amtg) entered disabled state [ 11.933182][ T295] amtg: entered allmulticast mode [ 11.934289][ T295] amtg: entered promiscuous mode [ 12.516271][ T306] br0: port 2(amtg) entered blocking state [ 12.516633][ T306] br0: port 2(amtg) entered forwarding state [ 12.861141][ T313] amtr: entered allmulticast mode [ 12.861158][ T313] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.861160][ T313] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 313, name: smcrouted [ 12.861162][ T313] preempt_count: 1, expected: 0 [ 12.861163][ T313] RCU nest depth: 0, expected: 0 [ 12.861164][ T313] locks held by smcrouted/313: 5, last CPU#3: [ 12.861166][ T313] #0: ffffffffab51b740 (rtnl_mutex){+.+.}-{4:4}, at: ip_mroute_setsockopt+0x15c/0x1010 [ 12.861179][ T313] #1: ffffffffaad7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.861184][ T313] #2: ffffffffaad7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.861189][ T313] #3: ffffffffaac9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.861192][ T313] #4: ffffffffaac9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.861196][ T313] irq event stamp: 5156 [ 12.861197][ T313] hardirqs last enabled at (5155): [] __down_trylock_console_sem+0x86/0xa0 [ 12.861200][ T313] hardirqs last disabled at (5156): [] console_emit_next_record+0x3d4/0x4c0 [ 12.861202][ T313] softirqs last enabled at (5074): [] __alloc_skb+0x4c2/0x5f0 [ 12.861206][ T313] softirqs last disabled at (5072): [] __alloc_skb+0x4c2/0x5f0 [ 12.861209][ T313] Preemption disabled at: [ 12.861209][ T313] [] vprintk_emit+0x31b/0x3e0 [ 12.861215][ T313] CPU: 3 UID: 0 PID: 313 Comm: smcrouted Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.861218][ T313] Tainted: [W]=WARN [ 12.861219][ T313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.861221][ T313] Call Trace: [ 12.861223][ T313] [ 12.861224][ T313] dump_stack_lvl+0x6f/0xa0 [ 12.861230][ T313] ? vprintk_emit+0x31b/0x3e0 [ 12.861232][ T313] __might_resched.cold+0x1fe/0x2c1 [ 12.861237][ T313] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.861241][ T313] ? __kmalloc_noprof+0xdb/0x760 [ 12.861246][ T313] __kmalloc_noprof+0x443/0x760 [ 12.861248][ T313] ? alloc_buf.isra.0+0x4b/0x260 [ 12.861255][ T313] ? do_raw_spin_unlock+0x59/0x250 [ 12.861258][ T313] alloc_buf.isra.0+0x4b/0x260 [ 12.861262][ T313] put_chars+0x1e1/0x2f0 [ 12.861265][ T313] ? __send_to_port+0x420/0x420 [ 12.861268][ T313] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.861271][ T313] ? validate_chain+0x38b/0xc20 [ 12.861276][ T313] hvc_console_print+0x292/0x780 [ 12.861280][ T313] ? __lock_acquire+0x518/0xc20 [ 12.861282][ T313] ? __lock_acquire+0x518/0xc20 [ 12.861287][ T313] ? hvc_write+0x3a0/0x3a0 [ 12.861291][ T313] ? rcu_is_watching+0x16/0xd0 [ 12.861293][ T313] ? lock_acquire+0x13c/0x160 [ 12.861298][ T313] console_emit_next_record+0x22f/0x4c0 [ 12.861302][ T313] ? devkmsg_read+0x4b0/0x4b0 [ 12.861304][ T313] ? console_flush_one_record+0x106/0x710 [ 12.861308][ T313] ? rcu_is_watching+0x16/0xd0 [ 12.861309][ T313] ? lock_acquire+0x13c/0x160 [ 12.861314][ T313] console_flush_one_record+0x46f/0x710 [ 12.861318][ T313] ? console_emit_next_record+0x4c0/0x4c0 [ 12.861320][ T313] ? __lock_acquire+0x518/0xc20 [ 12.861326][ T313] console_unlock+0xee/0x1f0 [ 12.861329][ T313] ? console_flush_one_record+0x710/0x710 [ 12.861331][ T313] ? rcu_is_watching+0x16/0xd0 [ 12.861333][ T313] ? lock_acquire+0xe0/0x160 [ 12.861337][ T313] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.861339][ T313] ? vprintk_emit+0x320/0x3e0 [ 12.861342][ T313] vprintk_emit+0x37c/0x3e0 [ 12.861345][ T313] ? wake_up_klogd_work_func+0x90/0x90 [ 12.861348][ T313] ? netlink_broadcast_filtered+0x29c/0x3c0 [ 12.861352][ T313] ? kasan_save_stack+0x3d/0x50 [ 12.861354][ T313] ? kasan_save_stack+0x2f/0x50 [ 12.861357][ T313] _printk+0xc7/0x100 [ 12.861361][ T313] ? snapshot_read.cold+0x21/0x21 [ 12.861363][ T313] ? __sys_setsockopt+0xe4/0x150 [ 12.861369][ T313] ? netdev_name+0x43/0x60 [ 12.861372][ T313] ? __netdev_printk+0x17f/0x1d0 [ 12.861377][ T313] netdev_info+0xe2/0x116 [ 12.861380][ T313] ? netdev_notice+0x120/0x120 [ 12.861381][ T313] ? mark_usage+0x61/0x170 [ 12.861388][ T313] ? find_held_lock+0x2b/0x80 [ 12.861390][ T313] ? mutex_is_locked+0x1c/0x50 [ 12.861393][ T313] netif_set_allmulti.cold+0x7c/0x166 [ 12.861397][ T313] dev_set_allmulti+0xa6/0x240 [ 12.861401][ T313] vif_add+0x9da/0xdc0 [ 12.861403][ T313] ? __mutex_lock+0x1db/0x1ea0 [ 12.861406][ T313] ? __mutex_lock+0x9a3/0x1ea0 [ 12.861410][ T313] ? ip_mr_output_finish.isra.0+0x630/0x630 [ 12.861414][ T313] ? lock_acquire.part.0+0xd4/0x280 [ 12.861416][ T313] ? __might_fault+0x97/0x140 [ 12.861421][ T313] ? __lock_release.isra.0+0x69/0x1a0 [ 12.861424][ T313] ? __might_fault+0x97/0x140 [ 12.861428][ T313] ip_mroute_setsockopt+0xd02/0x1010 [ 12.861432][ T313] ? ipmr_rtm_route+0x250/0x250 [ 12.861437][ T313] ? __might_fault+0x97/0x140 [ 12.861440][ T313] ? find_held_lock+0x2b/0x80 [ 12.861444][ T313] ? __might_fault+0x97/0x140 [ 12.861446][ T313] ? __might_fault+0x97/0x140 [ 12.861450][ T313] do_ip_setsockopt+0x27c/0x25f0 [ 12.861454][ T313] ? ip_sock_set_tos+0x40/0x40 [ 12.861456][ T313] ? find_held_lock+0x2b/0x80 [ 12.861459][ T313] ? __lock_release.isra.0+0x69/0x1a0 [ 12.861461][ T313] ? do_syscall_64+0xff/0x530 [ 12.861465][ T313] ? rcu_is_watching+0x16/0xd0 [ 12.861467][ T313] ? do_raw_spin_unlock+0x59/0x250 [ 12.861469][ T313] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 12.861471][ T313] ? lockdep_hardirqs_on+0x91/0x130 [ 12.861473][ T313] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 12.861475][ T313] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.861478][ T313] ip_setsockopt+0x2f/0x90 [ 12.861482][ T313] raw_setsockopt+0x8c/0x1f0 [ 12.861485][ T313] ? rcu_is_watching+0x16/0xd0 [ 12.861487][ T313] ? raw_bind+0x5b0/0x5b0 [ 12.861492][ T313] do_sock_setsockopt+0x164/0x3b0 [ 12.861495][ T313] ? put_user_ifreq+0x90/0x90 [ 12.861497][ T313] ? __lock_release.isra.0+0x69/0x1a0 [ 12.861500][ T313] ? fd_install+0x18c/0x3d0 [ 12.861505][ T313] ? fd_install+0x19b/0x3d0 [ 12.861509][ T313] __sys_setsockopt+0xe4/0x150 [ 12.861514][ T313] __x64_sys_setsockopt+0xbd/0x180 [ 12.861516][ T313] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 12.861520][ T313] ? lockdep_hardirqs_on+0x91/0x130 [ 12.861521][ T313] ? do_syscall_64+0xa6/0x530 [ 12.861523][ T313] do_syscall_64+0xff/0x530 [ 12.861525][ T313] ? exc_page_fault+0xee/0x100 [ 12.861528][ T313] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.861530][ T313] RIP: 0033:0x7fabf55fa2de [ 12.861534][ T313] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 72 f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 e1 [ 12.861535][ T313] RSP: 002b:00007ffe6cd3f5d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 12.861538][ T313] RAX: ffffffffffffffda RBX: 000055ef06b992c0 RCX: 00007fabf55fa2de [ 12.861539][ T313] RDX: 00000000000000ca RSI: 0000000000000000 RDI: 0000000000000007 [ 12.861540][ T313] RBP: 00007ffe6cd3f690 R08: 0000000000000010 R09: 0000000000000001 [ 12.861541][ T313] R10: 00007ffe6cd3f610 R11: 0000000000000246 R12: 000055ef33c270c4 [ 12.861542][ T313] R13: 00007ffe6cd3f6e0 R14: 000055ef33c270b0 R15: 0000000000000000 [ 12.861551][ T313] [ 12.893976][ T313] relay_gw: entered allmulticast mode [ 12.894477][ T313] relay_src: entered allmulticast mode [ 27.127905][ C2] [ 27.127922][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.127924][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 353, name: nc [ 27.127926][ C2] preempt_count: 104, expected: 0 [ 27.127927][ C2] RCU nest depth: 2, expected: 0 [ 27.127928][ C2] INFO: lockdep is turned off. [ 27.127929][ C2] irq event stamp: 6902884 [ 27.127930][ C2] hardirqs last enabled at (6902884): [] _raw_spin_unlock_irq+0x28/0x50 [ 27.127939][ C2] hardirqs last disabled at (6902883): [] _raw_spin_lock_irq+0x4a/0x50 [ 27.127941][ C2] softirqs last enabled at (6902674): [] __dev_queue_xmit+0x974/0x1b90 [ 27.127945][ C2] softirqs last disabled at (6902675): [] do_softirq+0xac/0xe0 [ 27.127949][ C2] Preemption disabled at: [ 27.127950][ C2] [] __dev_queue_xmit+0x20c/0x1b90 [ 27.127956][ C2] CPU: 2 UID: 0 PID: 353 Comm: nc Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.127960][ C2] Tainted: [W]=WARN [ 27.127961][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.127963][ C2] Call Trace: [ 27.127964][ C2] [ 27.127966][ C2] dump_stack_lvl+0x6f/0xa0 [ 27.127971][ C2] ? __dev_queue_xmit+0x20c/0x1b90 [ 27.127973][ C2] __might_resched.cold+0x1fe/0x2c1 [ 27.127977][ C2] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 27.127980][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.127983][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.127986][ C2] __kmalloc_noprof+0x443/0x760 [ 27.127988][ C2] ? __rwlock_init+0x150/0x150 [ 27.127991][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 27.127996][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 27.127998][ C2] alloc_buf.isra.0+0x4b/0x260 [ 27.128000][ C2] put_chars+0x1e1/0x2f0 [ 27.128002][ C2] ? __send_to_port+0x420/0x420 [ 27.128004][ C2] ? console_prepend_replay+0x20/0x20 [ 27.128007][ C2] hvc_console_print+0x292/0x780 [ 27.128012][ C2] ? hvc_write+0x3a0/0x3a0 [ 27.128013][ C2] ? vsnprintf+0x668/0x1700 [ 27.128016][ C2] ? __rwlock_init+0x150/0x150 [ 27.128017][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128018][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128020][ C2] console_emit_next_record+0x22f/0x4c0 [ 27.128023][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 27.128025][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128026][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128027][ C2] ? lock_acquire+0x13c/0x160 [ 27.128030][ C2] ? console_flush_one_record+0x111/0x710 [ 27.128032][ C2] console_flush_one_record+0x46f/0x710 [ 27.128034][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 27.128037][ C2] console_unlock+0xee/0x1f0 [ 27.128039][ C2] ? lock_acquire+0x13c/0x160 [ 27.128040][ C2] ? console_flush_one_record+0x710/0x710 [ 27.128042][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128043][ C2] ? lock_release+0x184/0x1f0 [ 27.128045][ C2] ? lock_acquire+0xe0/0x160 [ 27.128047][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.128049][ C2] ? vprintk_emit+0x320/0x3e0 [ 27.128050][ C2] vprintk_emit+0x37c/0x3e0 [ 27.128052][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 27.128054][ C2] ? lock_release+0x184/0x1f0 [ 27.128056][ C2] _printk+0xc7/0x100 [ 27.128059][ C2] ? snapshot_read.cold+0x21/0x21 [ 27.128061][ C2] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.128063][ C2] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 27.128065][ C2] print_irq_inversion_bug.part.0+0x32/0xc0 [ 27.128067][ C2] mark_lock_irq+0x989/0x9c0 [ 27.128070][ C2] mark_lock+0x1d7/0xa00 [ 27.128072][ C2] mark_usage+0x42/0x170 [ 27.128074][ C2] __lock_acquire+0x388/0xc20 [ 27.128077][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.128078][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 27.128082][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128083][ C2] ? lock_acquire+0x13c/0x160 [ 27.128085][ C2] ? br_message_age_timer_expired+0x70/0x70 [ 27.128086][ C2] _raw_spin_lock+0x33/0x40 [ 27.128088][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 27.128089][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [ 27.128091][ C2] ? br_message_age_timer_expired+0x70/0x70 [ 27.128092][ C2] call_timer_fn+0x160/0x4d0 [ 27.128095][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128097][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 27.128099][ C2] ? find_held_lock+0x2b/0x80 [ 27.128100][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.128102][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128104][ C2] __run_timers+0x68f/0xaa0 [ 27.128106][ C2] ? br_message_age_timer_expired+0x70/0x70 [ 27.128108][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.128110][ C2] ? __lock_acquire+0x518/0xc20 [ 27.128112][ C2] ? __rwlock_init+0x150/0x150 [ 27.128115][ C2] run_timer_softirq+0xf0/0x160 [ 27.128117][ C2] ? __run_timers+0xaa0/0xaa0 [ 27.128119][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128120][ C2] handle_softirqs+0x1d3/0x900 [ 27.128123][ C2] ? _local_bh_enable+0xc0/0xc0 [ 27.128124][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 27.128126][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128127][ C2] ? __dev_queue_xmit+0x974/0x1b90 [ 27.128129][ C2] do_softirq+0xac/0xe0 [ 27.128131][ C2] [ 27.128131][ C2] [ 27.128132][ C2] __local_bh_enable_ip+0x118/0x150 [ 27.128134][ C2] __dev_queue_xmit+0x989/0x1b90 [ 27.128136][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.128138][ C2] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 27.128140][ C2] ? lock_acquire.part.0+0x60/0x280 [ 27.128142][ C2] ? find_held_lock+0x2b/0x80 [ 27.128143][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.128145][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128146][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128147][ C2] ? __asan_memcpy+0x3c/0x60 [ 27.128150][ C2] ? neigh_hh_output+0x152/0x4c0 [ 27.128154][ C2] ip_finish_output2+0x7c4/0x1c60 [ 27.128156][ C2] ? ip_dst_mtu_maybe_forward+0x2bd/0x720 [ 27.128157][ C2] ? ip_copy_metadata+0x906/0xc70 [ 27.128158][ C2] ? ip_fragment.constprop.0+0x2c0/0x2c0 [ 27.128160][ C2] ? ip_fast_csum+0xc/0x10 [ 27.128164][ C2] ? ip_fraglist_prepare+0x3f5/0x690 [ 27.128165][ C2] ? mark_usage+0x61/0x170 [ 27.128167][ C2] ip_do_fragment+0x12c2/0x1b20 [ 27.128169][ C2] ? ip_fragment.constprop.0+0x2c0/0x2c0 [ 27.128171][ C2] ? ip4_dst_hoplimit+0x320/0x320 [ 27.128173][ C2] ? ip_dst_mtu_maybe_forward+0x2c7/0x720 [ 27.128174][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 27.128176][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.128178][ C2] ip_output+0x1ca/0x660 [ 27.128179][ C2] ? ip_finish_output+0x460/0x460 [ 27.128181][ C2] ? ip_make_skb+0x26a/0x300 [ 27.128183][ C2] ? ip_frag_init+0x4f0/0x4f0 [ 27.128184][ C2] ? ip_flush_pending_frames+0x20/0x20 [ 27.128187][ C2] ip_send_skb+0xa3/0x1c0 [ 27.128188][ C2] udp_send_skb+0x87a/0x1270 [ 27.128192][ C2] udp_sendmsg+0x164e/0x2680 [ 27.128195][ C2] ? udp_cmsg_send+0x360/0x360 [ 27.128196][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 27.128198][ C2] ? __might_fault+0x97/0x140 [ 27.128200][ C2] ? find_held_lock+0x2b/0x80 [ 27.128202][ C2] ? __might_fault+0x97/0x140 [ 27.128205][ C2] ? anon_pipe_trim_and_unlock+0x450/0x450 [ 27.128209][ C2] __sock_sendmsg+0xce/0x190 [ 27.128212][ C2] ? fdget+0x4f/0x1e0 [ 27.128215][ C2] __sys_sendto+0x260/0x320 [ 27.128217][ C2] ? __ia32_sys_getpeername+0xd0/0xd0 [ 27.128221][ C2] ? xfd_validate_state+0x2a/0x140 [ 27.128225][ C2] ? ksys_read+0x1ac/0x250 [ 27.128227][ C2] __x64_sys_sendto+0xe4/0x1f0 [ 27.128229][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.128234][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 27.128236][ C2] ? do_syscall_64+0xa6/0x530 [ 27.128238][ C2] do_syscall_64+0xff/0x530 [ 27.128240][ C2] ? irq_exit_rcu+0x1a/0x30 [ 27.128241][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.128243][ C2] RIP: 0033:0x7fe9a8de854e [ 27.128247][ C2] 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 [ 27.128249][ C2] RSP: 002b:00007ffe5fd221a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 27.128253][ C2] RAX: ffffffffffffffda RBX: 000055c5110699e0 RCX: 00007fe9a8de854e [ 27.128254][ C2] RDX: 0000000000002000 RSI: 000055c5110f0a70 RDI: 0000000000000005 [ 27.128255][ C2] RBP: 00007ffe5fd221b0 R08: 0000000000000000 R09: 0000000000000000 [ 27.128256][ C2] R10: 0000000000000000 R11: 0000000000000202 R12: 000055c5110699e0 [ 27.128257][ C2] R13: 000055c5110ecac0 R14: 000055c511069350 R15: 000055c5110699e0 [ 27.128259][ C2] [ 27.154136][ C2] ======================================================== [ 27.154405][ C2] WARNING: possible irq lock inversion dependency detected [ 27.154692][ C2] 7.2.0-virtme #1 Tainted: G W [ 27.154930][ C2] -------------------------------------------------------- [ 27.155149][ C2] nc/353 just changed the state of lock: [ 27.155345][ C2] ff1100000fafae98 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [ 27.155669][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.155889][ C2] (fs_reclaim){+.+.}-{0:0} [ 27.155891][ C2] [ 27.155891][ C2] [ 27.155891][ C2] and interrupts could create inverse lock ordering between them. [ 27.155891][ C2] [ 27.156541][ C2] [ 27.156541][ C2] other info that might help us debug this: [ 27.156857][ C2] Chain exists of: [ 27.156857][ C2] &br->lock --> console_owner --> fs_reclaim [ 27.156857][ C2] [ 27.157238][ C2] Possible interrupt unsafe locking scenario: [ 27.157238][ C2] [ 27.157525][ C2] CPU0 CPU1 [ 27.157713][ C2] ---- ---- [ 27.157937][ C2] lock(fs_reclaim); [ 27.158080][ C2] local_irq_disable(); [ 27.158369][ C2] lock(&br->lock); [ 27.158633][ C2] lock(console_owner); [ 27.158859][ C2] [ 27.159042][ C2] lock(&br->lock); [ 27.159154][ C2] [ 27.159154][ C2] *** DEADLOCK *** [ 27.159154][ C2] [ 27.159421][ C2] locks held by nc/353: 3, last CPU#2: [ 27.159578][ C2] #0: ffffffffaad94c00 (rcu_read_lock){....}-{1:3}, at: ip_output+0xa9/0x660 [ 27.159902][ C2] #1: ffffffffaad94c00 (rcu_read_lock){....}-{1:3}, at: ip_finish_output2+0x2c6/0x1c60 [ 27.160205][ C2] #2: ffa0000000228ca8 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.160550][ C2] [ 27.160550][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 27.160869][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 27.161021][ C2] HARDIRQ-ON-W at: [ 27.161208][ C2] __lock_acquire+0x388/0xc20 [ 27.161410][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.161657][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.161903][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.162125][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.162402][ C2] workqueue_init+0x2a/0x680 [ 27.162653][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.162875][ C2] kernel_init+0x21/0x150 [ 27.163112][ C2] ret_from_fork+0x474/0x6b0 [ 27.163353][ C2] ret_from_fork_asm+0x11/0x20 [ 27.163539][ C2] SOFTIRQ-ON-W at: [ 27.163712][ C2] __lock_acquire+0x388/0xc20 [ 27.163904][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.164139][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.164377][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.164633][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.164915][ C2] workqueue_init+0x2a/0x680 [ 27.165148][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.165389][ C2] kernel_init+0x21/0x150 [ 27.165633][ C2] ret_from_fork+0x474/0x6b0 [ 27.165826][ C2] ret_from_fork_asm+0x11/0x20 [ 27.166018][ C2] INITIAL USE at: [ 27.166182][ C2] __lock_acquire+0x388/0xc20 [ 27.166368][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.166612][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.166856][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.167084][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.167386][ C2] workqueue_init+0x2a/0x680 [ 27.167662][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.167850][ C2] kernel_init+0x21/0x150 [ 27.168102][ C2] ret_from_fork+0x474/0x6b0 [ 27.168343][ C2] ret_from_fork_asm+0x11/0x20 [ 27.168557][ C2] } [ 27.168662][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.168978][ C2] ... acquired at: [ 27.169157][ C2] __lock_acquire+0x518/0xc20 [ 27.169309][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.169507][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.169677][ C2] __kmalloc_noprof+0xd3/0x760 [ 27.169878][ C2] alloc_buf.isra.0+0x4b/0x260 [ 27.170032][ C2] put_chars+0x1e1/0x2f0 [ 27.170230][ C2] hvc_console_print+0x292/0x780 [ 27.170384][ C2] console_emit_next_record+0x22f/0x4c0 [ 27.170591][ C2] console_flush_one_record+0x46f/0x710 [ 27.170748][ C2] console_unlock+0xee/0x1f0 [ 27.170947][ C2] vprintk_emit+0x37c/0x3e0 [ 27.171095][ C2] _printk+0xc7/0x100 [ 27.171209][ C2] tun_init+0x24/0xb0 [ 27.171376][ C2] do_one_initcall+0x124/0x4f0 [ 27.171525][ C2] kernel_init_freeable+0x596/0x630 [ 27.171734][ C2] kernel_init+0x21/0x150 [ 27.171882][ C2] ret_from_fork+0x474/0x6b0 [ 27.172077][ C2] ret_from_fork_asm+0x11/0x20 [ 27.172239][ C2] [ 27.172374][ C2] -> (console_owner){....}-{0:0} { [ 27.172524][ C2] INITIAL USE at: [ 27.172641][ C2] } [ 27.172777][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.172992][ C2] ... acquired at: [ 27.173154][ C2] __lock_acquire+0x518/0xc20 [ 27.173296][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.173492][ C2] console_lock_spinning_enable+0x5c/0x60 [ 27.173680][ C2] console_emit_next_record+0x1d1/0x4c0 [ 27.173878][ C2] console_flush_one_record+0x46f/0x710 [ 27.174020][ C2] console_unlock+0xee/0x1f0 [ 27.174217][ C2] vprintk_emit+0x37c/0x3e0 [ 27.174370][ C2] _printk+0xc7/0x100 [ 27.174533][ C2] br_set_state+0x22f/0x430 [ 27.174692][ C2] br_init_port+0xc4/0x200 [ 27.174851][ C2] br_stp_enable_port+0x12/0x50 [ 27.174998][ C2] br_add_if+0xde2/0x1320 [ 27.175146][ C2] do_set_master+0x3b2/0x780 [ 27.175295][ C2] do_setlink.isra.0+0x9ec/0x2a60 [ 27.175496][ C2] rtnl_newlink+0x9f1/0x11b0 [ 27.175657][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.175858][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.176007][ C2] netlink_unicast+0x486/0x750 [ 27.176206][ C2] netlink_sendmsg+0x75b/0xc90 [ 27.176351][ C2] __sock_sendmsg+0xce/0x190 [ 27.176554][ C2] ____sys_sendmsg+0x61a/0x860 [ 27.176708][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.176856][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.177004][ C2] do_syscall_64+0xff/0x530 [ 27.177201][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.177379][ C2] [ 27.177501][ C2] -> (&br->lock){+.-.}-{3:3} { [ 27.177655][ C2] HARDIRQ-ON-W at: [ 27.177767][ C2] __lock_acquire+0x388/0xc20 [ 27.177954][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.178139][ C2] _raw_spin_lock_bh+0x38/0x50 [ 27.178319][ C2] br_stp_enable_bridge+0x23/0x340 [ 27.178562][ C2] br_dev_open+0x94/0x120 [ 27.178822][ C2] __dev_open+0x322/0x7a0 [ 27.179010][ C2] __dev_change_flags+0x4a4/0x6d0 [ 27.179248][ C2] netif_change_flags+0x87/0x190 [ 27.179488][ C2] do_setlink.isra.0+0x1d25/0x2a60 [ 27.179683][ C2] rtnl_newlink+0x9f1/0x11b0 [ 27.179921][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.180100][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.180341][ C2] netlink_unicast+0x486/0x750 [ 27.180582][ C2] netlink_sendmsg+0x75b/0xc90 [ 27.180778][ C2] __sock_sendmsg+0xce/0x190 [ 27.181017][ C2] ____sys_sendmsg+0x61a/0x860 [ 27.181255][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.181439][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.181694][ C2] do_syscall_64+0xff/0x530 [ 27.181882][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.182158][ C2] IN-SOFTIRQ-W at: [ 27.182321][ C2] __lock_acquire+0x388/0xc20 [ 27.182509][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.182758][ C2] _raw_spin_lock+0x33/0x40 [ 27.182942][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [ 27.183217][ C2] call_timer_fn+0x160/0x4d0 [ 27.183452][ C2] __run_timers+0x68f/0xaa0 [ 27.183647][ C2] run_timer_softirq+0xf0/0x160 [ 27.183894][ C2] handle_softirqs+0x1d3/0x900 [ 27.184132][ C2] do_softirq+0xac/0xe0 [ 27.184315][ C2] __local_bh_enable_ip+0x118/0x150 [ 27.184554][ C2] __dev_queue_xmit+0x989/0x1b90 [ 27.184804][ C2] ip_finish_output2+0x7c4/0x1c60 [ 27.184992][ C2] ip_do_fragment+0x12c2/0x1b20 [ 27.185231][ C2] ip_output+0x1ca/0x660 [ 27.185415][ C2] ip_send_skb+0xa3/0x1c0 [ 27.185660][ C2] udp_send_skb+0x87a/0x1270 [ 27.185908][ C2] udp_sendmsg+0x164e/0x2680 [ 27.186094][ C2] __sock_sendmsg+0xce/0x190 [ 27.186334][ C2] __sys_sendto+0x260/0x320 [ 27.186580][ C2] __x64_sys_sendto+0xe4/0x1f0 [ 27.186771][ C2] do_syscall_64+0xff/0x530 [ 27.187008][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.187283][ C2] INITIAL USE at: [ 27.187393][ C2] __lock_acquire+0x388/0xc20 [ 27.187633][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.187824][ C2] _raw_spin_lock_bh+0x38/0x50 [ 27.188062][ C2] br_stp_enable_bridge+0x23/0x340 [ 27.188244][ C2] br_dev_open+0x94/0x120 [ 27.188482][ C2] __dev_open+0x322/0x7a0 [ 27.188733][ C2] __dev_change_flags+0x4a4/0x6d0 [ 27.188920][ C2] netif_change_flags+0x87/0x190 [ 27.189155][ C2] do_setlink.isra.0+0x1d25/0x2a60 [ 27.189394][ C2] rtnl_newlink+0x9f1/0x11b0 [ 27.189581][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.189826][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.190009][ C2] netlink_unicast+0x486/0x750 [ 27.190247][ C2] netlink_sendmsg+0x75b/0xc90 [ 27.190482][ C2] __sock_sendmsg+0xce/0x190 [ 27.190679][ C2] ____sys_sendmsg+0x61a/0x860 [ 27.190923][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.191155][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.191353][ C2] do_syscall_64+0xff/0x530 [ 27.191602][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.191887][ C2] } [ 27.191962][ C2] ... key at: [] __key.7+0x0/0x40 [ 27.192148][ C2] ... acquired at: [ 27.192310][ C2] mark_lock+0x1d7/0xa00 [ 27.192459][ C2] mark_usage+0x42/0x170 [ 27.192670][ C2] __lock_acquire+0x388/0xc20 [ 27.192829][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.193033][ C2] _raw_spin_lock+0x33/0x40 [ 27.193179][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [ 27.195881][ C2] call_timer_fn+0x160/0x4d0 [ 27.196035][ C2] __run_timers+0x68f/0xaa0 [ 27.196237][ C2] run_timer_softirq+0xf0/0x160 [ 27.196382][ C2] handle_softirqs+0x1d3/0x900 [ 27.196582][ C2] do_softirq+0xac/0xe0 [ 27.196695][ C2] __local_bh_enable_ip+0x118/0x150 [ 27.196857][ C2] __dev_queue_xmit+0x989/0x1b90 [ 27.197005][ C2] ip_finish_output2+0x7c4/0x1c60 [ 27.197203][ C2] ip_do_fragment+0x12c2/0x1b20 [ 27.197352][ C2] ip_output+0x1ca/0x660 [ 27.197578][ C2] ip_send_skb+0xa3/0x1c0 [ 27.197725][ C2] udp_send_skb+0x87a/0x1270 [ 27.197919][ C2] udp_sendmsg+0x164e/0x2680 [ 27.198059][ C2] __sock_sendmsg+0xce/0x190 [ 27.198270][ C2] __sys_sendto+0x260/0x320 [ 27.198414][ C2] __x64_sys_sendto+0xe4/0x1f0 [ 27.198615][ C2] do_syscall_64+0xff/0x530 [ 27.198774][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.199009][ C2] [ 27.199082][ C2] [ 27.199082][ C2] stack backtrace: [ 27.199315][ C2] CPU: 2 UID: 0 PID: 353 Comm: nc Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.199318][ C2] Tainted: [W]=WARN [ 27.199319][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.199320][ C2] Call Trace: [ 27.199322][ C2] [ 27.199322][ C2] dump_stack_lvl+0x6f/0xa0 [ 27.199326][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.199329][ C2] mark_lock_irq+0x989/0x9c0 [ 27.199333][ C2] mark_lock+0x1d7/0xa00 [ 27.199334][ C2] mark_usage+0x42/0x170 [ 27.199336][ C2] __lock_acquire+0x388/0xc20 [ 27.199339][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.199340][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 27.199342][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.199344][ C2] ? lock_acquire+0x13c/0x160 [ 27.199346][ C2] ? br_message_age_timer_expired+0x70/0x70 [ 27.199347][ C2] _raw_spin_lock+0x33/0x40 [ 27.199349][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 27.199350][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [ 27.199352][ C2] ? br_message_age_timer_expired+0x70/0x70 [ 27.199353][ C2] call_timer_fn+0x160/0x4d0 [ 27.199355][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.199356][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 27.199358][ C2] ? find_held_lock+0x2b/0x80 [ 27.199360][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.199362][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.199364][ C2] __run_timers+0x68f/0xaa0 [ 27.199366][ C2] ? br_message_age_timer_expired+0x70/0x70 [ 27.199367][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.199369][ C2] ? __lock_acquire+0x518/0xc20 [ 27.199372][ C2] ? __rwlock_init+0x150/0x150 [ 27.199375][ C2] run_timer_softirq+0xf0/0x160 [ 27.199377][ C2] ? __run_timers+0xaa0/0xaa0 [ 27.199379][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.199380][ C2] handle_softirqs+0x1d3/0x900 [ 27.199382][ C2] ? _local_bh_enable+0xc0/0xc0 [ 27.199384][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 27.199386][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.199387][ C2] ? __dev_queue_xmit+0x974/0x1b90 [ 27.199389][ C2] do_softirq+0xac/0xe0 [ 27.199390][ C2] [ 27.199391][ C2] [ 27.199391][ C2] __local_bh_enable_ip+0x118/0x150 [ 27.199393][ C2] __dev_queue_xmit+0x989/0x1b90 [ 27.199395][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.199398][ C2] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 27.199400][ C2] ? lock_acquire.part.0+0x60/0x280 [ 27.199401][ C2] ? find_held_lock+0x2b/0x80 [ 27.199403][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.199404][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.199405][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.199407][ C2] ? __asan_memcpy+0x3c/0x60 [ 27.199410][ C2] ? neigh_hh_output+0x152/0x4c0 [ 27.199412][ C2] ip_finish_output2+0x7c4/0x1c60 [ 27.199414][ C2] ? ip_dst_mtu_maybe_forward+0x2bd/0x720 [ 27.199415][ C2] ? ip_copy_metadata+0x906/0xc70 [ 27.199416][ C2] ? ip_fragment.constprop.0+0x2c0/0x2c0 [ 27.199418][ C2] ? ip_fast_csum+0xc/0x10 [ 27.199421][ C2] ? ip_fraglist_prepare+0x3f5/0x690 [ 27.199422][ C2] ? mark_usage+0x61/0x170 [ 27.199424][ C2] ip_do_fragment+0x12c2/0x1b20 [ 27.199426][ C2] ? ip_fragment.constprop.0+0x2c0/0x2c0 [ 27.199428][ C2] ? ip4_dst_hoplimit+0x320/0x320 [ 27.199430][ C2] ? ip_dst_mtu_maybe_forward+0x2c7/0x720 [ 27.199431][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 27.199433][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.199435][ C2] ip_output+0x1ca/0x660 [ 27.199436][ C2] ? ip_finish_output+0x460/0x460 [ 27.199437][ C2] ? ip_make_skb+0x26a/0x300 [ 27.199439][ C2] ? ip_frag_init+0x4f0/0x4f0 [ 27.199440][ C2] ? ip_flush_pending_frames+0x20/0x20 [ 27.199443][ C2] ip_send_skb+0xa3/0x1c0 [ 27.199444][ C2] udp_send_skb+0x87a/0x1270 [ 27.199447][ C2] udp_sendmsg+0x164e/0x2680 [ 27.199449][ C2] ? udp_cmsg_send+0x360/0x360 [ 27.199450][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 27.199451][ C2] ? __might_fault+0x97/0x140 [ 27.199454][ C2] ? find_held_lock+0x2b/0x80 [ 27.199456][ C2] ? __might_fault+0x97/0x140 [ 27.199458][ C2] ? anon_pipe_trim_and_unlock+0x450/0x450 [ 27.199462][ C2] __sock_sendmsg+0xce/0x190 [ 27.199463][ C2] ? fdget+0x4f/0x1e0 [ 27.199466][ C2] __sys_sendto+0x260/0x320 [ 27.199468][ C2] ? __ia32_sys_getpeername+0xd0/0xd0 [ 27.199472][ C2] ? xfd_validate_state+0x2a/0x140 [ 27.199474][ C2] ? ksys_read+0x1ac/0x250 [ 27.199477][ C2] __x64_sys_sendto+0xe4/0x1f0 [ 27.199478][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.199481][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 27.199482][ C2] ? do_syscall_64+0xa6/0x530 [ 27.199484][ C2] do_syscall_64+0xff/0x530 [ 27.199486][ C2] ? irq_exit_rcu+0x1a/0x30 [ 27.199487][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.199489][ C2] RIP: 0033:0x7fe9a8de854e [ 27.199491][ C2] 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 [ 27.199492][ C2] RSP: 002b:00007ffe5fd221a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 27.199494][ C2] RAX: ffffffffffffffda RBX: 000055c5110699e0 RCX: 00007fe9a8de854e [ 27.199495][ C2] RDX: 0000000000002000 RSI: 000055c5110f0a70 RDI: 0000000000000005 [ 27.199496][ C2] RBP: 00007ffe5fd221b0 R08: 0000000000000000 R09: 0000000000000000 [ 27.199497][ C2] R10: 0000000000000000 R11: 0000000000000202 R12: 000055c5110699e0 [ 27.199498][ C2] R13: 000055c5110ecac0 R14: 000055c511069350 R15: 000055c5110699e0 [ 27.199500][ C2] [ 519.216974][ T12] br0: port 1(gw_l) entered disabled state [ 519.216991][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 519.216993][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 519.216995][ T12] preempt_count: 202, expected: 0 [ 519.216996][ T12] RCU nest depth: 0, expected: 0 [ 519.216997][ T12] INFO: lockdep is turned off. [ 519.216998][ T12] irq event stamp: 11608 [ 519.216999][ T12] hardirqs last enabled at (11607): [] _raw_spin_unlock_irq+0x28/0x50 [ 519.217008][ T12] hardirqs last disabled at (11608): [] __schedule+0x1246/0x20e0 [ 519.217011][ T12] softirqs last enabled at (11604): [] __fib6_clean_all+0xff/0x290 [ 519.217014][ T12] softirqs last disabled at (11598): [] __fib6_clean_all+0xd9/0x290 [ 519.217016][ T12] Preemption disabled at: [ 519.217017][ T12] [<0000000000000000>] 0x0 [ 519.217023][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 519.217027][ T12] Tainted: [W]=WARN [ 519.217028][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 519.217029][ T12] Workqueue: netns cleanup_net [ 519.217035][ T12] Call Trace: [ 519.217037][ T12] [ 519.217038][ T12] dump_stack_lvl+0x6f/0xa0 [ 519.217044][ T12] __might_resched.cold+0x1fe/0x2c1 [ 519.217048][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 519.217053][ T12] ? rcu_is_watching+0x16/0xd0 [ 519.217056][ T12] __kmalloc_noprof+0x443/0x760 [ 519.217059][ T12] ? __rwlock_init+0x150/0x150 [ 519.217062][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 519.217067][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 519.217069][ T12] alloc_buf.isra.0+0x4b/0x260 [ 519.217072][ T12] put_chars+0x1e1/0x2f0 [ 519.217073][ T12] ? __send_to_port+0x420/0x420 [ 519.217075][ T12] ? printk_get_next_message+0x240/0x650 [ 519.217077][ T12] ? console_prepend_replay+0x20/0x20 [ 519.217080][ T12] hvc_console_print+0x292/0x780 [ 519.217085][ T12] ? hvc_write+0x3a0/0x3a0 [ 519.217087][ T12] ? __rwlock_init+0x150/0x150 [ 519.217089][ T12] ? lock_acquire+0x13c/0x160 [ 519.217091][ T12] console_emit_next_record+0x22f/0x4c0 [ 519.217094][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 519.217096][ T12] ? rcu_is_watching+0x16/0xd0 [ 519.217098][ T12] ? rcu_is_watching+0x16/0xd0 [ 519.217099][ T12] ? rcu_is_watching+0x16/0xd0 [ 519.217100][ T12] ? lock_acquire+0x13c/0x160 [ 519.217102][ T12] ? console_flush_one_record+0x111/0x710 [ 519.217103][ T12] console_flush_one_record+0x46f/0x710 [ 519.217106][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 519.217109][ T12] console_unlock+0xee/0x1f0 [ 519.217111][ T12] ? lock_acquire+0x13c/0x160 [ 519.217112][ T12] ? console_flush_one_record+0x710/0x710 [ 519.217114][ T12] ? rcu_is_watching+0x16/0xd0 [ 519.217115][ T12] ? lock_release+0x184/0x1f0 [ 519.217117][ T12] ? lock_acquire+0xe0/0x160 [ 519.217118][ T12] ? __rcu_read_lock+0x70/0x70 [ 519.217120][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 519.217122][ T12] ? vprintk_emit+0x320/0x3e0 [ 519.217124][ T12] vprintk_emit+0x37c/0x3e0 [ 519.217125][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 519.217126][ T12] ? rcu_is_watching+0x16/0xd0 [ 519.217128][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 519.217131][ T12] ? trace_hardirqs_on+0x36/0x40 [ 519.217133][ T12] _printk+0xc7/0x100 [ 519.217136][ T12] ? snapshot_read.cold+0x21/0x21 [ 519.217138][ T12] ? ipv6_mc_down+0x17e/0x2d0 [ 519.217141][ T12] br_set_state+0x22f/0x430 [ 519.217145][ T12] br_stp_disable_port+0x11f/0x390 [ 519.217147][ T12] br_device_event+0x7b5/0x8f0 [ 519.217149][ T12] ? packet_sendmsg_spkt+0x1360/0x1360 [ 519.217151][ T12] ? addrconf_notify+0x2c8/0xf30 [ 519.217154][ T12] notifier_call_chain+0xae/0x300 [ 519.217158][ T12] netif_close_many+0x366/0x770 [ 519.217161][ T12] ? __dev_close_many+0x680/0x680 [ 519.217163][ T12] ? netif_close_many_and_unlock+0x22/0x2c0 [ 519.217165][ T12] unregister_netdevice_many_notify+0x71a/0x1b40 [ 519.217167][ T12] ? ops_undo_list+0x2ce/0x8f0 [ 519.217169][ T12] ? worker_thread+0x4f1/0xd60 [ 519.217171][ T12] ? kthread+0x367/0x460 [ 519.217173][ T12] ? ret_from_fork+0x474/0x6b0 [ 519.217176][ T12] ? ret_from_fork_asm+0x11/0x20 [ 519.217178][ T12] ? unregister_netdevice_queued+0x80/0x80 [ 519.217180][ T12] ? get_rps_cpu+0x980/0x980 [ 519.217182][ T12] default_device_exit_batch+0x38b/0x600 [ 519.217184][ T12] ? __mutex_unlock_slowpath+0x5e5/0x740 [ 519.217185][ T12] ? lock_acquire+0x13c/0x160 [ 519.217187][ T12] ? unregister_netdevice_queue+0x470/0x470 [ 519.217188][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 519.217190][ T12] ? fou_exit_net+0x30/0x110 [ 519.217193][ T12] ops_undo_list+0x2ce/0x8f0 [ 519.217195][ T12] ? netns_install+0x2a0/0x2a0 [ 519.217197][ T12] ? idr_destroy+0x121/0x250 [ 519.217200][ T12] cleanup_net+0x431/0x940 [ 519.217202][ T12] ? net_passive_dec+0x230/0x230 [ 519.217203][ T12] ? update_load_avg+0x141/0xf00 [ 519.217206][ T12] ? lock_acquire+0x13c/0x160 [ 519.217208][ T12] ? rcu_is_watching+0x16/0xd0 [ 519.217209][ T12] process_one_work+0xe3e/0x1560 [ 519.217212][ T12] ? __queue_delayed_work+0x470/0x470 [ 519.217214][ T12] ? find_held_lock+0x2b/0x80 [ 519.217216][ T12] ? __rwlock_init+0x150/0x150 [ 519.217219][ T12] worker_thread+0x4f1/0xd60 [ 519.217222][ T12] ? rescuer_thread+0x1340/0x1340 [ 519.217223][ T12] kthread+0x367/0x460 [ 519.217225][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 519.217227][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 519.217228][ T12] ret_from_fork+0x474/0x6b0 [ 519.217230][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 519.217232][ T12] ? __switch_to+0x5a3/0xe00 [ 519.217235][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 519.217237][ T12] ret_from_fork_asm+0x11/0x20 [ 519.217240][ T12] [ 519.256525][ T12] gw_l (unregistering): left allmulticast mode [ 519.256758][ T12] gw_l (unregistering): left promiscuous mode [ 519.256929][ T12] br0: port 1(gw_l) entered disabled state [ 519.281319][ T12] amtg: left allmulticast mode [ 519.281535][ T12] amtg: left promiscuous mode [ 519.281762][ T12] br0: port 2(amtg) entered disabled state [ 519.300147][ T12] relay_gw (unregistering): left allmulticast mode [ 519.302423][ T12] amtr (unregistering): left allmulticast mode [ 519.305523][ T313] relay_src: left allmulticast mode