[ 9.431432][ T188] ip (188) used greatest stack depth: 24272 bytes left [ 9.431449][ T188] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.431451][ T188] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 188, name: ip [ 9.431452][ T188] preempt_count: 2, expected: 0 [ 9.431453][ T188] RCU nest depth: 0, expected: 0 [ 9.431454][ T188] locks held by ip/188: 5, last CPU#1: [ 9.431457][ T188] #0: ffffffffae6027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.431469][ T188] #1: ffffffffae769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.431474][ T188] #2: ffffffffae769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.431478][ T188] #3: ffffffffae689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.431482][ T188] #4: ffffffffae689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.431489][ T188] irq event stamp: 51180 [ 9.431490][ T188] hardirqs last enabled at (51179): [] __down_trylock_console_sem+0x86/0xa0 [ 9.431493][ T188] hardirqs last disabled at (51180): [] console_emit_next_record+0x3d4/0x4c0 [ 9.431494][ T188] softirqs last enabled at (50164): [] handle_softirqs+0x67c/0x900 [ 9.431496][ T188] softirqs last disabled at (50159): [] __irq_exit_rcu+0x145/0x1c0 [ 9.431498][ T188] Preemption disabled at: [ 9.431499][ T188] [<0000000000000000>] 0x0 [ 9.431506][ T188] CPU: 1 UID: 0 PID: 188 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.431509][ T188] Tainted: [W]=WARN [ 9.431510][ T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.431518][ T188] Call Trace: [ 9.431520][ T188] [ 9.431521][ T188] dump_stack_lvl+0x6f/0xa0 [ 9.431527][ T188] __might_resched.cold+0x1fe/0x2c1 [ 9.431532][ T188] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.431536][ T188] ? __kmalloc_noprof+0xdb/0x760 [ 9.431540][ T188] __kmalloc_noprof+0x443/0x760 [ 9.431543][ T188] ? alloc_buf.isra.0+0x4b/0x260 [ 9.431548][ T188] ? do_raw_spin_unlock+0x59/0x250 [ 9.431551][ T188] alloc_buf.isra.0+0x4b/0x260 [ 9.431554][ T188] put_chars+0x1e1/0x2f0 [ 9.431557][ T188] ? __send_to_port+0x420/0x420 [ 9.431558][ T188] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.431563][ T188] ? validate_chain+0x38b/0xc20 [ 9.431568][ T188] hvc_console_print+0x292/0x780 [ 9.431574][ T188] ? hvc_write+0x3a0/0x3a0 [ 9.431576][ T188] ? rcu_is_watching+0x16/0xd0 [ 9.431578][ T188] ? lock_acquire+0x13c/0x160 [ 9.431582][ T188] console_emit_next_record+0x22f/0x4c0 [ 9.431586][ T188] ? devkmsg_read+0x4b0/0x4b0 [ 9.431588][ T188] ? console_flush_one_record+0x106/0x710 [ 9.431591][ T188] ? rcu_is_watching+0x16/0xd0 [ 9.431593][ T188] ? lock_acquire+0x13c/0x160 [ 9.431597][ T188] console_flush_one_record+0x46f/0x710 [ 9.431601][ T188] ? console_emit_next_record+0x4c0/0x4c0 [ 9.431603][ T188] ? __lock_acquire+0x518/0xc20 [ 9.431608][ T188] console_unlock+0xee/0x1f0 [ 9.431611][ T188] ? console_flush_one_record+0x710/0x710 [ 9.431613][ T188] ? rcu_is_watching+0x16/0xd0 [ 9.431615][ T188] ? lock_acquire+0x60/0x160 [ 9.431618][ T188] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.431620][ T188] ? vprintk_emit+0x320/0x3e0 [ 9.431623][ T188] vprintk_emit+0x37c/0x3e0 [ 9.431627][ T188] ? wake_up_klogd_work_func+0x90/0x90 [ 9.431630][ T188] ? __lock_acquire+0x518/0xc20 [ 9.431634][ T188] _printk+0xc7/0x100 [ 9.431638][ T188] ? snapshot_read.cold+0x21/0x21 [ 9.431640][ T188] ? do_raw_spin_lock+0x131/0x280 [ 9.431643][ T188] ? __rwlock_init+0x150/0x150 [ 9.431647][ T188] ? do_raw_spin_lock+0x131/0x280 [ 9.431649][ T188] do_exit.cold+0x82/0x9c [ 9.431653][ T188] ? exit_notify+0x890/0x890 [ 9.431655][ T188] ? __lock_release.isra.0+0x69/0x1a0 [ 9.431657][ T188] ? rcu_is_watching+0x16/0xd0 [ 9.431661][ T188] do_group_exit+0xb8/0x370 [ 9.431664][ T188] __x64_sys_exit_group+0x3c/0x50 [ 9.431666][ T188] x64_sys_call+0x1567/0x1570 [ 9.431668][ T188] do_syscall_64+0xff/0x530 [ 9.431671][ T188] ? exc_page_fault+0xee/0x100 [ 9.431674][ T188] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.431676][ T188] RIP: 0033:0x7ff7246011b8 [ 9.431678][ T188] Code: Unable to access opcode bytes at 0x7ff72460118e. [ 9.431679][ T188] RSP: 002b:00007ffc87378d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.431682][ T188] RAX: ffffffffffffffda RBX: 00007ff724731f88 RCX: 00007ff7246011b8 [ 9.431683][ T188] RDX: 00007ff72434bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.431684][ T188] RBP: 00007ffc87378db0 R08: 0000000000000000 R09: 0000000000008010 [ 9.431685][ T188] R10: 00007ffc87378b70 R11: 0000000000000246 R12: 0000000000000001 [ 9.431685][ T188] R13: 0000000000000000 R14: 00007ff724730680 R15: 00007ff724731fa0 [ 9.431692][ T188] [ 10.117947][ T220] br0: port 1(veth1) entered blocking state [ 10.118390][ T220] br0: port 1(veth1) entered disabled state [ 10.119649][ T220] veth1: entered allmulticast mode [ 10.123131][ T220] veth1: entered promiscuous mode [ 10.178282][ T39] br0: port 1(veth1) entered blocking state [ 10.178740][ T39] br0: port 1(veth1) entered forwarding state [ 15.800392][ T265] br0: port 1(veth1) entered disabled state [ 15.800442][ T265] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.800445][ T265] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 265, name: ip [ 15.800446][ T265] preempt_count: 202, expected: 0 [ 15.800447][ T265] RCU nest depth: 0, expected: 0 [ 15.800448][ T265] locks held by ip/265: 6, last CPU#1: [ 15.800450][ T265] #0: ffffffffaeed2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 15.800463][ T265] #1: ff1100000c1cae58 (&br->lock){+...}-{3:3}, at: br_device_event+0x1d7/0x8f0 [bridge] [ 15.800478][ T265] #2: ffffffffae769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.800487][ T265] #3: ffffffffae769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.800491][ T265] #4: ffffffffae689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.800494][ T265] #5: ffffffffae689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 15.800498][ T265] irq event stamp: 21109 [ 15.800499][ T265] hardirqs last enabled at (21108): [] __down_trylock_console_sem+0x86/0xa0 [ 15.800501][ T265] hardirqs last disabled at (21109): [] console_emit_next_record+0x3d4/0x4c0 [ 15.800503][ T265] softirqs last enabled at (21092): [] ipv6_mc_down+0x134/0x2d0 [ 15.800507][ T265] softirqs last disabled at (21104): [] br_device_event+0x1d7/0x8f0 [bridge] [ 15.800515][ T265] Preemption disabled at: [ 15.800516][ T265] [<0000000000000000>] 0x0 [ 15.800522][ T265] CPU: 1 UID: 0 PID: 265 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.800525][ T265] Tainted: [W]=WARN [ 15.800526][ T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.800528][ T265] Call Trace: [ 15.800529][ T265] [ 15.800531][ T265] dump_stack_lvl+0x6f/0xa0 [ 15.800545][ T265] __might_resched.cold+0x1fe/0x2c1 [ 15.800549][ T265] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.800553][ T265] ? __kmalloc_noprof+0xdb/0x760 [ 15.800559][ T265] __kmalloc_noprof+0x443/0x760 [ 15.800561][ T265] ? alloc_buf.isra.0+0x4b/0x260 [ 15.800566][ T265] ? do_raw_spin_unlock+0x59/0x250 [ 15.800569][ T265] alloc_buf.isra.0+0x4b/0x260 [ 15.800572][ T265] put_chars+0x1e1/0x2f0 [ 15.800575][ T265] ? __send_to_port+0x420/0x420 [ 15.800576][ T265] ? check_prev_add+0xef/0xe90 [ 15.800580][ T265] ? validate_chain+0x34a/0xc20 [ 15.800583][ T265] hvc_console_print+0x292/0x780 [ 15.800586][ T265] ? mark_usage+0x61/0x170 [ 15.800588][ T265] ? __lock_acquire+0x518/0xc20 [ 15.800589][ T265] ? __lock_acquire+0x518/0xc20 [ 15.800593][ T265] ? hvc_write+0x3a0/0x3a0 [ 15.800594][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 15.800599][ T265] ? lock_acquire+0x13c/0x160 [ 15.800603][ T265] console_emit_next_record+0x22f/0x4c0 [ 15.800606][ T265] ? devkmsg_read+0x4b0/0x4b0 [ 15.800608][ T265] ? console_flush_one_record+0x106/0x710 [ 15.800611][ T265] ? rcu_is_watching+0x16/0xd0 [ 15.800615][ T265] ? lock_acquire+0x13c/0x160 [ 15.800619][ T265] console_flush_one_record+0x46f/0x710 [ 15.800623][ T265] ? console_emit_next_record+0x4c0/0x4c0 [ 15.800625][ T265] ? __lock_acquire+0x518/0xc20 [ 15.800630][ T265] console_unlock+0xee/0x1f0 [ 15.800633][ T265] ? console_flush_one_record+0x710/0x710 [ 15.800634][ T265] ? rcu_is_watching+0x16/0xd0 [ 15.800637][ T265] ? lock_acquire+0x60/0x160 [ 15.800640][ T265] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.800642][ T265] ? vprintk_emit+0x320/0x3e0 [ 15.800645][ T265] vprintk_emit+0x37c/0x3e0 [ 15.800649][ T265] ? wake_up_klogd_work_func+0x90/0x90 [ 15.800651][ T265] ? mark_held_locks+0x40/0x70 [ 15.800653][ T265] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.800656][ T265] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.800660][ T265] _printk+0xc7/0x100 [ 15.800664][ T265] ? snapshot_read.cold+0x21/0x21 [ 15.800671][ T265] br_set_state+0x22f/0x430 [bridge] [ 15.800682][ T265] br_stp_disable_port+0x11f/0x390 [bridge] [ 15.800691][ T265] br_device_event+0x7b5/0x8f0 [bridge] [ 15.800699][ T265] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 15.800702][ T265] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 15.800708][ T265] notifier_call_chain+0xae/0x300 [ 15.800714][ T265] __dev_notify_flags+0x23c/0x3c0 [ 15.800718][ T265] ? netif_change_name+0x8c0/0x8c0 [ 15.800722][ T265] ? netif_set_allmulti+0x250/0x250 [ 15.800725][ T265] ? __kernel_text_address+0x12/0x30 [ 15.800727][ T265] ? write_profile+0xf0/0xf0 [ 15.800730][ T265] ? unwind_get_return_address+0x67/0xd0 [ 15.800734][ T265] netif_change_flags+0xfe/0x190 [ 15.800738][ T265] do_setlink.isra.0+0x1cc3/0x2750 [ 15.800742][ T265] ? stack_trace_save+0x93/0xc0 [ 15.800744][ T265] ? rtnl_link_get_size+0x350/0x350 [ 15.800745][ T265] ? rcu_read_lock_any_held+0x66/0x90 [ 15.800747][ T265] ? stack_depot_save_flags+0x38e/0x790 [ 15.800750][ T265] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.800753][ T265] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.800754][ T265] ? validate_chain+0x38b/0xc20 [ 15.800757][ T265] ? kasan_save_stack+0x3d/0x50 [ 15.800760][ T265] ? kasan_save_stack+0x2f/0x50 [ 15.800762][ T265] ? kasan_save_track+0x14/0x30 [ 15.800764][ T265] ? __lock_acquire+0x518/0xc20 [ 15.800766][ T265] ? netlink_seq_next+0x4e/0x60 [ 15.800769][ T265] ? ___sys_sendmsg+0xb0/0x1d0 [ 15.800774][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 15.800775][ T265] ? rtnl_newlink+0x9a8/0x11c0 [ 15.800778][ T265] ? rcu_is_watching+0x16/0xd0 [ 15.800780][ T265] ? lock_acquire+0x13c/0x160 [ 15.800782][ T265] ? rcu_is_watching+0x16/0xd0 [ 15.800784][ T265] ? rcu_is_watching+0x16/0xd0 [ 15.800786][ T265] ? trace_contention_end+0xb3/0x180 [ 15.800790][ T265] ? __mutex_lock+0x1db/0x1ea0 [ 15.800792][ T265] ? __mutex_lock+0x9a3/0x1ea0 [ 15.800794][ T265] ? rtnl_newlink+0x9a8/0x11c0 [ 15.800797][ T265] ? ww_mutex_lock+0x160/0x160 [ 15.800802][ T265] ? __rtnl_newlink+0x3fa/0xa50 [ 15.800807][ T265] rtnl_newlink+0x9f1/0x11c0 [ 15.800812][ T265] ? rtnl_bridge_getlink+0x850/0x850 [ 15.800814][ T265] ? __lock_acquire+0x518/0xc20 [ 15.800819][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 15.800820][ T265] ? find_held_lock+0x2b/0x80 [ 15.800822][ T265] ? rtnl_bridge_getlink+0x850/0x850 [ 15.800824][ T265] ? __lock_release.isra.0+0x69/0x1a0 [ 15.800828][ T265] ? rtnl_bridge_getlink+0x850/0x850 [ 15.800830][ T265] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 15.800833][ T265] ? rtnl_link_fill+0x920/0x920 [ 15.800834][ T265] ? __lock_acquire+0x518/0xc20 [ 15.800838][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 15.800840][ T265] ? find_held_lock+0x2b/0x80 [ 15.800844][ T265] netlink_rcv_skb+0x14e/0x3a0 [ 15.800845][ T265] ? rtnl_link_fill+0x920/0x920 [ 15.800848][ T265] ? netlink_ack+0xcf0/0xcf0 [ 15.800854][ T265] ? netlink_deliver_tap+0xc5/0x330 [ 15.800856][ T265] ? netlink_deliver_tap+0x13c/0x330 [ 15.800860][ T265] netlink_unicast+0x486/0x750 [ 15.800864][ T265] ? netlink_attachskb+0x810/0x810 [ 15.800866][ T265] ? __lock_acquire+0x518/0xc20 [ 15.800870][ T265] netlink_sendmsg+0x735/0xc60 [ 15.800874][ T265] ? netlink_unicast+0x750/0x750 [ 15.800878][ T265] ? __might_fault+0x97/0x140 [ 15.800883][ T265] ____sys_sendmsg+0x415/0x880 [ 15.800885][ T265] ? copy_msghdr_from_user+0x279/0x420 [ 15.800887][ T265] ? get_timestamp.constprop.0+0x390/0x390 [ 15.800889][ T265] ? move_addr_to_kernel+0x40/0x40 [ 15.800896][ T265] ___sys_sendmsg+0x14e/0x1d0 [ 15.800899][ T265] ? copy_msghdr_from_user+0x420/0x420 [ 15.800914][ T265] __sys_sendmsg+0x12c/0x1d0 [ 15.800917][ T265] ? __sys_sendmsg_sock+0x20/0x20 [ 15.800923][ T265] ? rcu_is_watching+0x16/0xd0 [ 15.800927][ T265] do_syscall_64+0xff/0x530 [ 15.800929][ T265] ? exc_page_fault+0xee/0x100 [ 15.800932][ T265] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.800934][ T265] RIP: 0033:0x7f3ca86d254e [ 15.800937][ T265] 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 [ 15.800939][ T265] RSP: 002b:00007ffd08b4be00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.800941][ T265] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3ca86d254e [ 15.800943][ T265] RDX: 0000000000000000 RSI: 00007ffd08b4beb0 RDI: 0000000000000005 [ 15.800944][ T265] RBP: 00007ffd08b4be10 R08: 0000000000000000 R09: 0000000000000000 [ 15.800944][ T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913a26 [ 15.800945][ T265] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd08b4c570 [ 15.800952][ T265] [ 15.860186][ T265] ip (265) used greatest stack depth: 23016 bytes left [ 15.878220][ T266] veth1: left allmulticast mode [ 15.878465][ T266] veth1: left promiscuous mode [ 15.878886][ T266] br0: port 1(veth1) entered disabled state