[ 10.038092][ T192] ip (192) used greatest stack depth: 24096 bytes left [ 10.038108][ T192] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.038111][ T192] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 192, name: ip [ 10.038113][ T192] preempt_count: 2, expected: 0 [ 10.038114][ T192] RCU nest depth: 0, expected: 0 [ 10.038114][ T192] locks held by ip/192: 5, last CPU#0: [ 10.038117][ T192] #0: ffffffffa08027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.038130][ T192] #1: ffffffffa0969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.038135][ T192] #2: ffffffffa0969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.038144][ T192] #3: ffffffffa0889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.038148][ T192] #4: ffffffffa0889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.038152][ T192] irq event stamp: 34254 [ 10.038153][ T192] hardirqs last enabled at (34253): [] __down_trylock_console_sem+0x86/0xa0 [ 10.038155][ T192] hardirqs last disabled at (34254): [] console_emit_next_record+0x3d4/0x4c0 [ 10.038157][ T192] softirqs last enabled at (33302): [] handle_softirqs+0x67c/0x900 [ 10.038159][ T192] softirqs last disabled at (33293): [] __irq_exit_rcu+0x145/0x1c0 [ 10.038162][ T192] Preemption disabled at: [ 10.038163][ T192] [<0000000000000000>] 0x0 [ 10.038170][ T192] CPU: 0 UID: 0 PID: 192 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.038173][ T192] Tainted: [W]=WARN [ 10.038174][ T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.038176][ T192] Call Trace: [ 10.038177][ T192] [ 10.038179][ T192] dump_stack_lvl+0x6f/0xa0 [ 10.038185][ T192] __might_resched.cold+0x1fe/0x2c1 [ 10.038190][ T192] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.038194][ T192] ? __kmalloc_noprof+0xdb/0x760 [ 10.038199][ T192] __kmalloc_noprof+0x443/0x760 [ 10.038201][ T192] ? alloc_buf.isra.0+0x4b/0x260 [ 10.038207][ T192] ? do_raw_spin_unlock+0x59/0x250 [ 10.038210][ T192] alloc_buf.isra.0+0x4b/0x260 [ 10.038214][ T192] put_chars+0x1e1/0x2f0 [ 10.038217][ T192] ? __send_to_port+0x420/0x420 [ 10.038218][ T192] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.038223][ T192] ? validate_chain+0x38b/0xc20 [ 10.038228][ T192] hvc_console_print+0x292/0x780 [ 10.038234][ T192] ? hvc_write+0x3a0/0x3a0 [ 10.038236][ T192] ? rcu_is_watching+0x16/0xd0 [ 10.038239][ T192] ? lock_acquire+0x13c/0x160 [ 10.038243][ T192] console_emit_next_record+0x22f/0x4c0 [ 10.038247][ T192] ? devkmsg_read+0x4b0/0x4b0 [ 10.038249][ T192] ? console_flush_one_record+0x106/0x710 [ 10.038252][ T192] ? rcu_is_watching+0x16/0xd0 [ 10.038254][ T192] ? lock_acquire+0x13c/0x160 [ 10.038258][ T192] console_flush_one_record+0x46f/0x710 [ 10.038262][ T192] ? console_emit_next_record+0x4c0/0x4c0 [ 10.038264][ T192] ? __lock_acquire+0x518/0xc20 [ 10.038269][ T192] console_unlock+0xee/0x1f0 [ 10.038272][ T192] ? console_flush_one_record+0x710/0x710 [ 10.038274][ T192] ? rcu_is_watching+0x16/0xd0 [ 10.038276][ T192] ? lock_acquire+0x60/0x160 [ 10.038282][ T192] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.038284][ T192] ? vprintk_emit+0x320/0x3e0 [ 10.038287][ T192] vprintk_emit+0x37c/0x3e0 [ 10.038291][ T192] ? wake_up_klogd_work_func+0x90/0x90 [ 10.038295][ T192] ? __lock_acquire+0x518/0xc20 [ 10.038299][ T192] _printk+0xc7/0x100 [ 10.038302][ T192] ? snapshot_read.cold+0x21/0x21 [ 10.038305][ T192] ? do_raw_spin_lock+0x131/0x280 [ 10.038308][ T192] ? __rwlock_init+0x150/0x150 [ 10.038312][ T192] ? do_raw_spin_lock+0x131/0x280 [ 10.038314][ T192] do_exit.cold+0x82/0x9c [ 10.038318][ T192] ? exit_notify+0x890/0x890 [ 10.038320][ T192] ? __lock_release.isra.0+0x69/0x1a0 [ 10.038323][ T192] ? rcu_is_watching+0x16/0xd0 [ 10.038327][ T192] do_group_exit+0xb8/0x370 [ 10.038330][ T192] __x64_sys_exit_group+0x3c/0x50 [ 10.038332][ T192] x64_sys_call+0x1567/0x1570 [ 10.038334][ T192] do_syscall_64+0xff/0x530 [ 10.038337][ T192] ? exc_page_fault+0xee/0x100 [ 10.038341][ T192] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.038343][ T192] RIP: 0033:0x7f377469b1b8 [ 10.038345][ T192] Code: Unable to access opcode bytes at 0x7f377469b18e. [ 10.038346][ T192] RSP: 002b:00007fff041a74d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.038349][ T192] RAX: ffffffffffffffda RBX: 00007f37747cbf88 RCX: 00007f377469b1b8 [ 10.038350][ T192] RDX: 00007f37743e5fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.038351][ T192] RBP: 00007fff041a7530 R08: 0000000000000000 R09: 0000000000008010 [ 10.038352][ T192] R10: 00007fff041a72f0 R11: 0000000000000246 R12: 0000000000000001 [ 10.038353][ T192] R13: 0000000000000000 R14: 00007f37747ca680 R15: 00007f37747cbfa0 [ 10.038360][ T192] [ 11.179356][ T240] br1: port 1(veth1) entered blocking state [ 11.179437][ T240] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.179439][ T240] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 240, name: ip [ 11.179440][ T240] preempt_count: 1, expected: 0 [ 11.179442][ T240] RCU nest depth: 0, expected: 0 [ 11.179443][ T240] locks held by ip/240: 5, last CPU#3: [ 11.179445][ T240] #0: ffffffffa10d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.179457][ T240] #1: ffffffffa0969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.179464][ T240] #2: ffffffffa0969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.179467][ T240] #3: ffffffffa0889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.179471][ T240] #4: ffffffffa0889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.179475][ T240] irq event stamp: 17376 [ 11.179476][ T240] hardirqs last enabled at (17375): [] __down_trylock_console_sem+0x86/0xa0 [ 11.179478][ T240] hardirqs last disabled at (17376): [] console_emit_next_record+0x3d4/0x4c0 [ 11.179480][ T240] softirqs last enabled at (17286): [] __alloc_skb+0x4c2/0x5f0 [ 11.179484][ T240] softirqs last disabled at (17284): [] __alloc_skb+0x4c2/0x5f0 [ 11.179486][ T240] Preemption disabled at: [ 11.179487][ T240] [] vprintk_emit+0x31b/0x3e0 [ 11.179493][ T240] CPU: 3 UID: 0 PID: 240 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.179497][ T240] Tainted: [W]=WARN [ 11.179497][ T240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.179499][ T240] Call Trace: [ 11.179501][ T240] [ 11.179502][ T240] dump_stack_lvl+0x6f/0xa0 [ 11.179508][ T240] ? vprintk_emit+0x31b/0x3e0 [ 11.179510][ T240] __might_resched.cold+0x1fe/0x2c1 [ 11.179515][ T240] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.179519][ T240] ? __kmalloc_noprof+0xdb/0x760 [ 11.179524][ T240] __kmalloc_noprof+0x443/0x760 [ 11.179526][ T240] ? alloc_buf.isra.0+0x4b/0x260 [ 11.179532][ T240] ? do_raw_spin_unlock+0x59/0x250 [ 11.179535][ T240] alloc_buf.isra.0+0x4b/0x260 [ 11.179538][ T240] put_chars+0x1e1/0x2f0 [ 11.179540][ T240] ? __send_to_port+0x420/0x420 [ 11.179545][ T240] ? validate_chain+0x34a/0xc20 [ 11.179548][ T240] hvc_console_print+0x292/0x780 [ 11.179551][ T240] ? mark_usage+0x61/0x170 [ 11.179553][ T240] ? __lock_acquire+0x518/0xc20 [ 11.179555][ T240] ? __lock_acquire+0x518/0xc20 [ 11.179558][ T240] ? hvc_write+0x3a0/0x3a0 [ 11.179560][ T240] ? console_emit_next_record+0x1df/0x4c0 [ 11.179564][ T240] ? rcu_is_watching+0x16/0xd0 [ 11.179568][ T240] ? lock_acquire+0x13c/0x160 [ 11.179572][ T240] console_emit_next_record+0x22f/0x4c0 [ 11.179575][ T240] ? devkmsg_read+0x4b0/0x4b0 [ 11.179577][ T240] ? console_flush_one_record+0x106/0x710 [ 11.179580][ T240] ? rcu_is_watching+0x16/0xd0 [ 11.179583][ T240] ? lock_acquire+0x13c/0x160 [ 11.179587][ T240] console_flush_one_record+0x46f/0x710 [ 11.179591][ T240] ? console_emit_next_record+0x4c0/0x4c0 [ 11.179592][ T240] ? __lock_acquire+0x518/0xc20 [ 11.179598][ T240] console_unlock+0xee/0x1f0 [ 11.179601][ T240] ? console_flush_one_record+0x710/0x710 [ 11.179602][ T240] ? rcu_is_watching+0x16/0xd0 [ 11.179605][ T240] ? lock_acquire+0x60/0x160 [ 11.179608][ T240] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.179610][ T240] ? vprintk_emit+0x320/0x3e0 [ 11.179613][ T240] vprintk_emit+0x37c/0x3e0 [ 11.179617][ T240] ? wake_up_klogd_work_func+0x90/0x90 [ 11.179620][ T240] ? __lock_release.isra.0+0x69/0x1a0 [ 11.179621][ T240] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.179626][ T240] ? mark_held_locks+0x40/0x70 [ 11.179629][ T240] _printk+0xc7/0x100 [ 11.179633][ T240] ? snapshot_read.cold+0x21/0x21 [ 11.179637][ T240] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.179649][ T240] ? do_setlink.isra.0+0xa31/0x2750 [ 11.179651][ T240] ? rtnl_newlink+0x9f1/0x11c0 [ 11.179652][ T240] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.179656][ T240] br_set_state+0x22f/0x430 [bridge] [ 11.179666][ T240] br_init_port+0xc4/0x200 [bridge] [ 11.179674][ T240] new_nbp+0x39c/0x580 [bridge] [ 11.179684][ T240] br_add_if+0x212/0x1320 [bridge] [ 11.179691][ T240] ? is_bpf_text_address+0x72/0x110 [ 11.179695][ T240] ? kernel_text_address+0x149/0x170 [ 11.179698][ T240] ? __kernel_text_address+0x12/0x30 [ 11.179702][ T240] do_set_master+0x357/0x580 [ 11.179706][ T240] do_setlink.isra.0+0xa31/0x2750 [ 11.179710][ T240] ? stack_trace_save+0x93/0xc0 [ 11.179713][ T240] ? rtnl_link_get_size+0x350/0x350 [ 11.179714][ T240] ? rcu_read_lock_any_held+0x66/0x90 [ 11.179716][ T240] ? stack_depot_save_flags+0x38e/0x790 [ 11.179720][ T240] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.179723][ T240] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.179725][ T240] ? validate_chain+0x38b/0xc20 [ 11.179727][ T240] ? kasan_save_stack+0x3d/0x50 [ 11.179730][ T240] ? kasan_save_stack+0x2f/0x50 [ 11.179732][ T240] ? kasan_save_track+0x14/0x30 [ 11.179735][ T240] ? __lock_acquire+0x518/0xc20 [ 11.179736][ T240] ? netlink_seq_next+0x4e/0x60 [ 11.179739][ T240] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.179744][ T240] ? lock_acquire.part.0+0xd4/0x280 [ 11.179746][ T240] ? rtnl_newlink+0x9a8/0x11c0 [ 11.179748][ T240] ? rcu_is_watching+0x16/0xd0 [ 11.179751][ T240] ? lock_acquire+0x13c/0x160 [ 11.179752][ T240] ? rcu_is_watching+0x16/0xd0 [ 11.179754][ T240] ? rcu_is_watching+0x16/0xd0 [ 11.179756][ T240] ? trace_contention_end+0xb3/0x180 [ 11.179760][ T240] ? __mutex_lock+0x1db/0x1ea0 [ 11.179762][ T240] ? __mutex_lock+0x9a3/0x1ea0 [ 11.179764][ T240] ? rtnl_newlink+0x9a8/0x11c0 [ 11.179767][ T240] ? ww_mutex_lock+0x160/0x160 [ 11.179769][ T240] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.179774][ T240] ? __rtnl_newlink+0x3fa/0xa50 [ 11.179779][ T240] rtnl_newlink+0x9f1/0x11c0 [ 11.179784][ T240] ? rtnl_bridge_getlink+0x850/0x850 [ 11.179786][ T240] ? __lock_acquire+0x518/0xc20 [ 11.179790][ T240] ? lock_acquire.part.0+0xd4/0x280 [ 11.179792][ T240] ? find_held_lock+0x2b/0x80 [ 11.179794][ T240] ? rtnl_bridge_getlink+0x850/0x850 [ 11.179796][ T240] ? __lock_release.isra.0+0x69/0x1a0 [ 11.179800][ T240] ? rtnl_bridge_getlink+0x850/0x850 [ 11.179802][ T240] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.179805][ T240] ? rtnl_link_fill+0x920/0x920 [ 11.179806][ T240] ? __lock_acquire+0x518/0xc20 [ 11.179811][ T240] ? lock_acquire.part.0+0xd4/0x280 [ 11.179812][ T240] ? find_held_lock+0x2b/0x80 [ 11.179816][ T240] netlink_rcv_skb+0x14e/0x3a0 [ 11.179818][ T240] ? rtnl_link_fill+0x920/0x920 [ 11.179820][ T240] ? netlink_ack+0xcf0/0xcf0 [ 11.179827][ T240] ? netlink_deliver_tap+0xc5/0x330 [ 11.179828][ T240] ? netlink_deliver_tap+0x13c/0x330 [ 11.179832][ T240] netlink_unicast+0x486/0x750 [ 11.179836][ T240] ? netlink_attachskb+0x810/0x810 [ 11.179839][ T240] ? __lock_acquire+0x518/0xc20 [ 11.179843][ T240] netlink_sendmsg+0x735/0xc60 [ 11.179847][ T240] ? netlink_unicast+0x750/0x750 [ 11.179851][ T240] ? __might_fault+0x97/0x140 [ 11.179856][ T240] ____sys_sendmsg+0x415/0x880 [ 11.179858][ T240] ? copy_msghdr_from_user+0x279/0x420 [ 11.179861][ T240] ? get_timestamp.constprop.0+0x390/0x390 [ 11.179862][ T240] ? move_addr_to_kernel+0x40/0x40 [ 11.179869][ T240] ___sys_sendmsg+0x14e/0x1d0 [ 11.179872][ T240] ? copy_msghdr_from_user+0x420/0x420 [ 11.179888][ T240] __sys_sendmsg+0x12c/0x1d0 [ 11.179891][ T240] ? __sys_sendmsg_sock+0x20/0x20 [ 11.179897][ T240] ? rcu_is_watching+0x16/0xd0 [ 11.179900][ T240] do_syscall_64+0xff/0x530 [ 11.179903][ T240] ? exc_page_fault+0xee/0x100 [ 11.179906][ T240] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.179908][ T240] RIP: 0033:0x7fb515bb954e [ 11.179912][ T240] 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 [ 11.179913][ T240] RSP: 002b:00007fff03f04af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.179916][ T240] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb515bb954e [ 11.179917][ T240] RDX: 0000000000000000 RSI: 00007fff03f04ba0 RDI: 0000000000000005 [ 11.179918][ T240] RBP: 00007fff03f04b00 R08: 0000000000000000 R09: 0000000000000000 [ 11.179919][ T240] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910f53 [ 11.179920][ T240] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff03f05260 [ 11.179927][ T240] [ 11.217171][ T240] br1: port 1(veth1) entered disabled state [ 11.217501][ T240] veth1: entered allmulticast mode [ 11.219933][ T240] veth1: entered promiscuous mode [ 11.242308][ T240] ip (240) used greatest stack depth: 23336 bytes left [ 11.261403][ T92] br1: port 1(veth1) entered blocking state [ 11.261824][ T92] br1: port 1(veth1) entered forwarding state [ 11.290879][ T242] br1: port 2(veth2) entered blocking state [ 11.291191][ T242] br1: port 2(veth2) entered disabled state [ 11.291493][ T242] veth2: entered allmulticast mode [ 11.292990][ T242] veth2: entered promiscuous mode [ 11.316868][ T92] br1: port 2(veth2) entered blocking state [ 11.317214][ T92] br1: port 2(veth2) entered forwarding state [ 26.321898][ T623] br1: port 2(veth2) entered disabled state [ 26.321949][ T623] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.321951][ T623] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 623, name: ip [ 26.321953][ T623] preempt_count: 202, expected: 0 [ 26.321954][ T623] RCU nest depth: 0, expected: 0 [ 26.321955][ T623] locks held by ip/623: 6, last CPU#3: [ 26.321957][ T623] #0: ffffffffa10d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 26.321969][ T623] #1: ff1100000d262e58 (&br->lock){+...}-{3:3}, at: br_device_event+0x1d7/0x8f0 [bridge] [ 26.321984][ T623] #2: ffffffffa0969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 26.321990][ T623] #3: ffffffffa0969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 26.321994][ T623] #4: ffffffffa0889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 26.321997][ T623] #5: ffffffffa0889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 26.322001][ T623] irq event stamp: 22743 [ 26.322002][ T623] hardirqs last enabled at (22742): [] __down_trylock_console_sem+0x86/0xa0 [ 26.322005][ T623] hardirqs last disabled at (22743): [] console_emit_next_record+0x3d4/0x4c0 [ 26.322007][ T623] softirqs last enabled at (22726): [] ipv6_mc_down+0x134/0x2d0 [ 26.322011][ T623] softirqs last disabled at (22738): [] br_device_event+0x1d7/0x8f0 [bridge] [ 26.322019][ T623] Preemption disabled at: [ 26.322020][ T623] [<0000000000000000>] 0x0 [ 26.322026][ T623] CPU: 3 UID: 0 PID: 623 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.322029][ T623] Tainted: [W]=WARN [ 26.322030][ T623] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.322032][ T623] Call Trace: [ 26.322034][ T623] [ 26.322035][ T623] dump_stack_lvl+0x6f/0xa0 [ 26.322042][ T623] __might_resched.cold+0x1fe/0x2c1 [ 26.322046][ T623] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.322051][ T623] ? __kmalloc_noprof+0xdb/0x760 [ 26.322056][ T623] __kmalloc_noprof+0x443/0x760 [ 26.322058][ T623] ? alloc_buf.isra.0+0x4b/0x260 [ 26.322064][ T623] ? do_raw_spin_unlock+0x59/0x250 [ 26.322066][ T623] alloc_buf.isra.0+0x4b/0x260 [ 26.322070][ T623] put_chars+0x1e1/0x2f0 [ 26.322072][ T623] ? __send_to_port+0x420/0x420 [ 26.322074][ T623] ? check_prev_add+0xef/0xe90 [ 26.322078][ T623] ? validate_chain+0x34a/0xc20 [ 26.322082][ T623] hvc_console_print+0x292/0x780 [ 26.322085][ T623] ? mark_usage+0x61/0x170 [ 26.322086][ T623] ? __lock_acquire+0x518/0xc20 [ 26.322088][ T623] ? __lock_acquire+0x518/0xc20 [ 26.322092][ T623] ? hvc_write+0x3a0/0x3a0 [ 26.322093][ T623] ? lock_acquire.part.0+0xd4/0x280 [ 26.322098][ T623] ? lock_acquire+0x13c/0x160 [ 26.322102][ T623] console_emit_next_record+0x22f/0x4c0 [ 26.322106][ T623] ? devkmsg_read+0x4b0/0x4b0 [ 26.322107][ T623] ? console_flush_one_record+0x106/0x710 [ 26.322111][ T623] ? rcu_is_watching+0x16/0xd0 [ 26.322115][ T623] ? lock_acquire+0x13c/0x160 [ 26.322119][ T623] console_flush_one_record+0x46f/0x710 [ 26.322123][ T623] ? console_emit_next_record+0x4c0/0x4c0 [ 26.322125][ T623] ? __lock_acquire+0x518/0xc20 [ 26.322130][ T623] console_unlock+0xee/0x1f0 [ 26.322133][ T623] ? console_flush_one_record+0x710/0x710 [ 26.322134][ T623] ? rcu_is_watching+0x16/0xd0 [ 26.322137][ T623] ? lock_acquire+0x60/0x160 [ 26.322140][ T623] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.322142][ T623] ? vprintk_emit+0x320/0x3e0 [ 26.322146][ T623] vprintk_emit+0x37c/0x3e0 [ 26.322150][ T623] ? wake_up_klogd_work_func+0x90/0x90 [ 26.322151][ T623] ? mark_held_locks+0x40/0x70 [ 26.322154][ T623] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.322157][ T623] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.322161][ T623] _printk+0xc7/0x100 [ 26.322165][ T623] ? snapshot_read.cold+0x21/0x21 [ 26.322173][ T623] br_set_state+0x22f/0x430 [bridge] [ 26.322184][ T623] br_stp_disable_port+0x11f/0x390 [bridge] [ 26.322194][ T623] br_device_event+0x7b5/0x8f0 [bridge] [ 26.322207][ T623] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 26.322211][ T623] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 26.322217][ T623] notifier_call_chain+0xae/0x300 [ 26.322223][ T623] __dev_notify_flags+0x23c/0x3c0 [ 26.322228][ T623] ? netif_change_name+0x8c0/0x8c0 [ 26.322231][ T623] ? netif_set_allmulti+0x250/0x250 [ 26.322234][ T623] ? __kernel_text_address+0x12/0x30 [ 26.322237][ T623] ? write_profile+0xf0/0xf0 [ 26.322239][ T623] ? unwind_get_return_address+0x67/0xd0 [ 26.322244][ T623] netif_change_flags+0xfe/0x190 [ 26.322248][ T623] do_setlink.isra.0+0x1cc3/0x2750 [ 26.322252][ T623] ? stack_trace_save+0x93/0xc0 [ 26.322254][ T623] ? rtnl_link_get_size+0x350/0x350 [ 26.322255][ T623] ? rcu_read_lock_any_held+0x66/0x90 [ 26.322257][ T623] ? stack_depot_save_flags+0x38e/0x790 [ 26.322261][ T623] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.322264][ T623] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.322265][ T623] ? validate_chain+0x38b/0xc20 [ 26.322268][ T623] ? kasan_save_stack+0x3d/0x50 [ 26.322271][ T623] ? kasan_save_stack+0x2f/0x50 [ 26.322273][ T623] ? kasan_save_track+0x14/0x30 [ 26.322276][ T623] ? __lock_acquire+0x518/0xc20 [ 26.322278][ T623] ? netlink_seq_next+0x4e/0x60 [ 26.322283][ T623] ? ___sys_sendmsg+0xb0/0x1d0 [ 26.322287][ T623] ? lock_acquire.part.0+0xd4/0x280 [ 26.322289][ T623] ? rtnl_newlink+0x9a8/0x11c0 [ 26.322292][ T623] ? rcu_is_watching+0x16/0xd0 [ 26.322294][ T623] ? lock_acquire+0x13c/0x160 [ 26.322296][ T623] ? rcu_is_watching+0x16/0xd0 [ 26.322298][ T623] ? rcu_is_watching+0x16/0xd0 [ 26.322300][ T623] ? trace_contention_end+0xb3/0x180 [ 26.322304][ T623] ? __mutex_lock+0x1db/0x1ea0 [ 26.322306][ T623] ? __mutex_lock+0x9a3/0x1ea0 [ 26.322308][ T623] ? rtnl_newlink+0x9a8/0x11c0 [ 26.322311][ T623] ? ww_mutex_lock+0x160/0x160 [ 26.322317][ T623] ? __rtnl_newlink+0x3fa/0xa50 [ 26.322322][ T623] rtnl_newlink+0x9f1/0x11c0 [ 26.322327][ T623] ? rtnl_bridge_getlink+0x850/0x850 [ 26.322329][ T623] ? __lock_acquire+0x518/0xc20 [ 26.322334][ T623] ? lock_acquire.part.0+0xd4/0x280 [ 26.322336][ T623] ? find_held_lock+0x2b/0x80 [ 26.322338][ T623] ? rtnl_bridge_getlink+0x850/0x850 [ 26.322340][ T623] ? __lock_release.isra.0+0x69/0x1a0 [ 26.322343][ T623] ? rtnl_bridge_getlink+0x850/0x850 [ 26.322345][ T623] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.322349][ T623] ? rtnl_link_fill+0x920/0x920 [ 26.322350][ T623] ? __lock_acquire+0x518/0xc20 [ 26.322354][ T623] ? lock_acquire.part.0+0xd4/0x280 [ 26.322356][ T623] ? find_held_lock+0x2b/0x80 [ 26.322360][ T623] netlink_rcv_skb+0x14e/0x3a0 [ 26.322361][ T623] ? rtnl_link_fill+0x920/0x920 [ 26.322364][ T623] ? netlink_ack+0xcf0/0xcf0 [ 26.322371][ T623] ? netlink_deliver_tap+0xc5/0x330 [ 26.322372][ T623] ? netlink_deliver_tap+0x13c/0x330 [ 26.322376][ T623] netlink_unicast+0x486/0x750 [ 26.322380][ T623] ? netlink_attachskb+0x810/0x810 [ 26.322383][ T623] ? __lock_acquire+0x518/0xc20 [ 26.322387][ T623] netlink_sendmsg+0x735/0xc60 [ 26.322391][ T623] ? netlink_unicast+0x750/0x750 [ 26.322395][ T623] ? __might_fault+0x97/0x140 [ 26.322401][ T623] ____sys_sendmsg+0x415/0x880 [ 26.322403][ T623] ? copy_msghdr_from_user+0x279/0x420 [ 26.322405][ T623] ? get_timestamp.constprop.0+0x390/0x390 [ 26.322407][ T623] ? move_addr_to_kernel+0x40/0x40 [ 26.322414][ T623] ___sys_sendmsg+0x14e/0x1d0 [ 26.322417][ T623] ? copy_msghdr_from_user+0x420/0x420 [ 26.322433][ T623] __sys_sendmsg+0x12c/0x1d0 [ 26.322436][ T623] ? __sys_sendmsg_sock+0x20/0x20 [ 26.322442][ T623] ? rcu_is_watching+0x16/0xd0 [ 26.322446][ T623] do_syscall_64+0xff/0x530 [ 26.322448][ T623] ? exc_page_fault+0xee/0x100 [ 26.322451][ T623] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.322453][ T623] RIP: 0033:0x7f169fedf54e [ 26.322456][ T623] 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 [ 26.322457][ T623] RSP: 002b:00007ffeb926aee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 26.322460][ T623] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f169fedf54e [ 26.322461][ T623] RDX: 0000000000000000 RSI: 00007ffeb926af90 RDI: 0000000000000005 [ 26.322462][ T623] RBP: 00007ffeb926aef0 R08: 0000000000000000 R09: 0000000000000000 [ 26.322463][ T623] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910f62 [ 26.322464][ T623] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb926b650 [ 26.322471][ T623] [ 26.380756][ T623] ip (623) used greatest stack depth: 23016 bytes left [ 26.406176][ T624] veth2: left allmulticast mode [ 26.406510][ T624] veth2: left promiscuous mode [ 26.406909][ T624] br1: port 2(veth2) entered disabled state [ 26.442933][ T625] br1: port 1(veth1) entered disabled state [ 26.468157][ T626] veth1: left allmulticast mode [ 26.468444][ T626] veth1: left promiscuous mode [ 26.468780][ T626] br1: port 1(veth1) entered disabled state