[ 10.252890][ T186] ip (186) used greatest stack depth: 24544 bytes left [ 10.252905][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.252907][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 10.252909][ T186] preempt_count: 2, expected: 0 [ 10.252910][ T186] RCU nest depth: 0, expected: 0 [ 10.252911][ T186] locks held by ip/186: 5, last CPU#1: [ 10.252913][ T186] #0: ffffffffa1e027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.252924][ T186] #1: ffffffffa1f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.252930][ T186] #2: ffffffffa1f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.252933][ T186] #3: ffffffffa1e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.252937][ T186] #4: ffffffffa1e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.252941][ T186] irq event stamp: 50106 [ 10.252942][ T186] hardirqs last enabled at (50105): [] __down_trylock_console_sem+0x86/0xa0 [ 10.252944][ T186] hardirqs last disabled at (50106): [] console_emit_next_record+0x3d4/0x4c0 [ 10.252946][ T186] softirqs last enabled at (48824): [] netlink_release+0x17b/0xcf0 [ 10.252950][ T186] softirqs last disabled at (48822): [] netlink_release+0xd2/0xcf0 [ 10.252952][ T186] Preemption disabled at: [ 10.252953][ T186] [<0000000000000000>] 0x0 [ 10.252960][ T186] CPU: 1 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.252963][ T186] Tainted: [W]=WARN [ 10.252964][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.252966][ T186] Call Trace: [ 10.252967][ T186] [ 10.252969][ T186] dump_stack_lvl+0x6f/0xa0 [ 10.252975][ T186] __might_resched.cold+0x1fe/0x2c1 [ 10.252980][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.252984][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 10.252989][ T186] __kmalloc_noprof+0x443/0x760 [ 10.252991][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 10.252997][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 10.253000][ T186] alloc_buf.isra.0+0x4b/0x260 [ 10.253003][ T186] put_chars+0x1e1/0x2f0 [ 10.253006][ T186] ? __send_to_port+0x420/0x420 [ 10.253007][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.253012][ T186] ? validate_chain+0x38b/0xc20 [ 10.253017][ T186] hvc_console_print+0x292/0x780 [ 10.253023][ T186] ? hvc_write+0x3a0/0x3a0 [ 10.253025][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.253028][ T186] ? lock_acquire+0x13c/0x160 [ 10.253032][ T186] console_emit_next_record+0x22f/0x4c0 [ 10.253036][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 10.253037][ T186] ? console_flush_one_record+0x106/0x710 [ 10.253040][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.253043][ T186] ? lock_acquire+0x13c/0x160 [ 10.253047][ T186] console_flush_one_record+0x46f/0x710 [ 10.253051][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 10.253053][ T186] ? __lock_acquire+0x518/0xc20 [ 10.253058][ T186] console_unlock+0xee/0x1f0 [ 10.253064][ T186] ? console_flush_one_record+0x710/0x710 [ 10.253066][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.253068][ T186] ? lock_acquire+0x60/0x160 [ 10.253072][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.253074][ T186] ? vprintk_emit+0x320/0x3e0 [ 10.253077][ T186] vprintk_emit+0x37c/0x3e0 [ 10.253081][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 10.253084][ T186] ? __lock_acquire+0x518/0xc20 [ 10.253088][ T186] _printk+0xc7/0x100 [ 10.253091][ T186] ? snapshot_read.cold+0x21/0x21 [ 10.253094][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.253097][ T186] ? __rwlock_init+0x150/0x150 [ 10.253101][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.253103][ T186] do_exit.cold+0x82/0x9c [ 10.253107][ T186] ? exit_notify+0x890/0x890 [ 10.253109][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 10.253112][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.253116][ T186] do_group_exit+0xb8/0x370 [ 10.253119][ T186] __x64_sys_exit_group+0x3c/0x50 [ 10.253121][ T186] x64_sys_call+0x1567/0x1570 [ 10.253123][ T186] do_syscall_64+0xff/0x530 [ 10.253126][ T186] ? exc_page_fault+0xee/0x100 [ 10.253129][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.253131][ T186] RIP: 0033:0x7f2fd2a1e1b8 [ 10.253134][ T186] Code: Unable to access opcode bytes at 0x7f2fd2a1e18e. [ 10.253135][ T186] RSP: 002b:00007ffde38b9e88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.253137][ T186] RAX: ffffffffffffffda RBX: 00007f2fd2b4ef88 RCX: 00007f2fd2a1e1b8 [ 10.253138][ T186] RDX: 00007f2fd2768fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.253139][ T186] RBP: 00007ffde38b9ee0 R08: 0000000000000000 R09: 0000000000008010 [ 10.253140][ T186] R10: 00007ffde38b9ca0 R11: 0000000000000246 R12: 0000000000000001 [ 10.253141][ T186] R13: 0000000000000000 R14: 00007f2fd2b4d680 R15: 00007f2fd2b4efa0 [ 10.253148][ T186] [ 11.035309][ T219] br0: port 1(veth1) entered blocking state [ 11.035857][ T219] br0: port 1(veth1) entered disabled state [ 11.036298][ T219] veth1: entered allmulticast mode [ 11.038028][ T219] veth1: entered promiscuous mode [ 11.126604][ T46] br0: port 1(veth1) entered blocking state [ 11.127313][ T46] br0: port 1(veth1) entered forwarding state [ 16.738655][ T264] br0: port 1(veth1) entered disabled state [ 16.738711][ T264] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.738713][ T264] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 264, name: ip [ 16.738715][ T264] preempt_count: 202, expected: 0 [ 16.738716][ T264] RCU nest depth: 0, expected: 0 [ 16.738717][ T264] locks held by ip/264: 6, last CPU#0: [ 16.738719][ T264] #0: ffffffffa26d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 16.738730][ T264] #1: ff1100000cd1ae58 (&br->lock){+...}-{3:3}, at: br_device_event+0x1d7/0x8f0 [bridge] [ 16.738746][ T264] #2: ffffffffa1f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.738753][ T264] #3: ffffffffa1f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.738756][ T264] #4: ffffffffa1e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.738760][ T264] #5: ffffffffa1e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 16.738764][ T264] irq event stamp: 14339 [ 16.738765][ T264] hardirqs last enabled at (14338): [] __down_trylock_console_sem+0x86/0xa0 [ 16.738768][ T264] hardirqs last disabled at (14339): [] console_emit_next_record+0x3d4/0x4c0 [ 16.738770][ T264] softirqs last enabled at (14322): [] ipv6_mc_down+0x134/0x2d0 [ 16.738774][ T264] softirqs last disabled at (14334): [] br_device_event+0x1d7/0x8f0 [bridge] [ 16.738782][ T264] Preemption disabled at: [ 16.738783][ T264] [<0000000000000000>] 0x0 [ 16.738789][ T264] CPU: 0 UID: 0 PID: 264 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.738793][ T264] Tainted: [W]=WARN [ 16.738794][ T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.738796][ T264] Call Trace: [ 16.738797][ T264] [ 16.738799][ T264] dump_stack_lvl+0x6f/0xa0 [ 16.738805][ T264] __might_resched.cold+0x1fe/0x2c1 [ 16.738810][ T264] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.738815][ T264] ? __kmalloc_noprof+0xdb/0x760 [ 16.738820][ T264] __kmalloc_noprof+0x443/0x760 [ 16.738823][ T264] ? alloc_buf.isra.0+0x4b/0x260 [ 16.738829][ T264] ? do_raw_spin_unlock+0x59/0x250 [ 16.738831][ T264] alloc_buf.isra.0+0x4b/0x260 [ 16.738835][ T264] put_chars+0x1e1/0x2f0 [ 16.738838][ T264] ? __send_to_port+0x420/0x420 [ 16.738839][ T264] ? check_prev_add+0xef/0xe90 [ 16.738843][ T264] ? validate_chain+0x34a/0xc20 [ 16.738847][ T264] hvc_console_print+0x292/0x780 [ 16.738850][ T264] ? mark_usage+0x61/0x170 [ 16.738852][ T264] ? __lock_acquire+0x518/0xc20 [ 16.738854][ T264] ? __lock_acquire+0x518/0xc20 [ 16.738858][ T264] ? hvc_write+0x3a0/0x3a0 [ 16.738859][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 16.738864][ T264] ? lock_acquire+0x13c/0x160 [ 16.738868][ T264] console_emit_next_record+0x22f/0x4c0 [ 16.738872][ T264] ? devkmsg_read+0x4b0/0x4b0 [ 16.738874][ T264] ? console_flush_one_record+0x106/0x710 [ 16.738877][ T264] ? rcu_is_watching+0x16/0xd0 [ 16.738881][ T264] ? lock_acquire+0x13c/0x160 [ 16.738885][ T264] console_flush_one_record+0x46f/0x710 [ 16.738889][ T264] ? console_emit_next_record+0x4c0/0x4c0 [ 16.738891][ T264] ? __lock_acquire+0x518/0xc20 [ 16.738897][ T264] console_unlock+0xee/0x1f0 [ 16.738900][ T264] ? console_flush_one_record+0x710/0x710 [ 16.738902][ T264] ? rcu_is_watching+0x16/0xd0 [ 16.738904][ T264] ? lock_acquire+0x60/0x160 [ 16.738908][ T264] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.738909][ T264] ? vprintk_emit+0x320/0x3e0 [ 16.738913][ T264] vprintk_emit+0x37c/0x3e0 [ 16.738917][ T264] ? wake_up_klogd_work_func+0x90/0x90 [ 16.738919][ T264] ? mark_held_locks+0x40/0x70 [ 16.738922][ T264] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 16.738924][ T264] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.738929][ T264] _printk+0xc7/0x100 [ 16.738933][ T264] ? snapshot_read.cold+0x21/0x21 [ 16.738941][ T264] br_set_state+0x22f/0x430 [bridge] [ 16.738952][ T264] br_stp_disable_port+0x11f/0x390 [bridge] [ 16.738962][ T264] br_device_event+0x7b5/0x8f0 [bridge] [ 16.738970][ T264] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 16.738974][ T264] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 16.738980][ T264] notifier_call_chain+0xae/0x300 [ 16.738986][ T264] __dev_notify_flags+0x23c/0x3c0 [ 16.738991][ T264] ? netif_change_name+0x8c0/0x8c0 [ 16.738995][ T264] ? netif_set_allmulti+0x250/0x250 [ 16.738998][ T264] ? __kernel_text_address+0x12/0x30 [ 16.739000][ T264] ? write_profile+0xf0/0xf0 [ 16.739003][ T264] ? unwind_get_return_address+0x67/0xd0 [ 16.739008][ T264] netif_change_flags+0xfe/0x190 [ 16.739012][ T264] do_setlink.isra.0+0x1cc3/0x2750 [ 16.739015][ T264] ? stack_trace_save+0x93/0xc0 [ 16.739017][ T264] ? rtnl_link_get_size+0x350/0x350 [ 16.739018][ T264] ? rcu_read_lock_any_held+0x66/0x90 [ 16.739020][ T264] ? stack_depot_save_flags+0x38e/0x790 [ 16.739024][ T264] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 16.739027][ T264] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.739028][ T264] ? validate_chain+0x38b/0xc20 [ 16.739031][ T264] ? kasan_save_stack+0x3d/0x50 [ 16.739034][ T264] ? kasan_save_stack+0x2f/0x50 [ 16.739036][ T264] ? kasan_save_track+0x14/0x30 [ 16.739039][ T264] ? __lock_acquire+0x518/0xc20 [ 16.739041][ T264] ? netlink_seq_next+0x4e/0x60 [ 16.739044][ T264] ? ___sys_sendmsg+0xb0/0x1d0 [ 16.739049][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 16.739051][ T264] ? rtnl_newlink+0x9a8/0x11c0 [ 16.739053][ T264] ? rcu_is_watching+0x16/0xd0 [ 16.739056][ T264] ? lock_acquire+0x13c/0x160 [ 16.739057][ T264] ? rcu_is_watching+0x16/0xd0 [ 16.739059][ T264] ? rcu_is_watching+0x16/0xd0 [ 16.739062][ T264] ? trace_contention_end+0xb3/0x180 [ 16.739066][ T264] ? __mutex_lock+0x1db/0x1ea0 [ 16.739068][ T264] ? __mutex_lock+0x9a3/0x1ea0 [ 16.739070][ T264] ? rtnl_newlink+0x9a8/0x11c0 [ 16.739073][ T264] ? ww_mutex_lock+0x160/0x160 [ 16.739079][ T264] ? __rtnl_newlink+0x3fa/0xa50 [ 16.739084][ T264] rtnl_newlink+0x9f1/0x11c0 [ 16.739090][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 16.739092][ T264] ? __lock_acquire+0x518/0xc20 [ 16.739096][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 16.739098][ T264] ? find_held_lock+0x2b/0x80 [ 16.739100][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 16.739102][ T264] ? __lock_release.isra.0+0x69/0x1a0 [ 16.739106][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 16.739108][ T264] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 16.739111][ T264] ? rtnl_link_fill+0x920/0x920 [ 16.739113][ T264] ? __lock_acquire+0x518/0xc20 [ 16.739117][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 16.739119][ T264] ? find_held_lock+0x2b/0x80 [ 16.739123][ T264] netlink_rcv_skb+0x14e/0x3a0 [ 16.739125][ T264] ? rtnl_link_fill+0x920/0x920 [ 16.739127][ T264] ? netlink_ack+0xcf0/0xcf0 [ 16.739134][ T264] ? netlink_deliver_tap+0xc5/0x330 [ 16.739135][ T264] ? netlink_deliver_tap+0x13c/0x330 [ 16.739140][ T264] netlink_unicast+0x486/0x750 [ 16.739144][ T264] ? netlink_attachskb+0x810/0x810 [ 16.739149][ T264] ? __lock_acquire+0x518/0xc20 [ 16.739154][ T264] netlink_sendmsg+0x735/0xc60 [ 16.739158][ T264] ? netlink_unicast+0x750/0x750 [ 16.739162][ T264] ? __might_fault+0x97/0x140 [ 16.739167][ T264] ____sys_sendmsg+0x415/0x880 [ 16.739170][ T264] ? copy_msghdr_from_user+0x279/0x420 [ 16.739172][ T264] ? get_timestamp.constprop.0+0x390/0x390 [ 16.739174][ T264] ? move_addr_to_kernel+0x40/0x40 [ 16.739182][ T264] ___sys_sendmsg+0x14e/0x1d0 [ 16.739185][ T264] ? copy_msghdr_from_user+0x420/0x420 [ 16.739201][ T264] __sys_sendmsg+0x12c/0x1d0 [ 16.739204][ T264] ? __sys_sendmsg_sock+0x20/0x20 [ 16.739211][ T264] ? rcu_is_watching+0x16/0xd0 [ 16.739215][ T264] do_syscall_64+0xff/0x530 [ 16.739217][ T264] ? exc_page_fault+0xee/0x100 [ 16.739220][ T264] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 16.739223][ T264] RIP: 0033:0x7f8a2d3e654e [ 16.739225][ T264] 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 [ 16.739227][ T264] RSP: 002b:00007ffee98c9b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 16.739230][ T264] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8a2d3e654e [ 16.739231][ T264] RDX: 0000000000000000 RSI: 00007ffee98c9be0 RDI: 0000000000000005 [ 16.739232][ T264] RBP: 00007ffee98c9b40 R08: 0000000000000000 R09: 0000000000000000 [ 16.739233][ T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e86a [ 16.739234][ T264] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee98ca2a0 [ 16.739241][ T264] [ 16.800642][ T264] ip (264) used greatest stack depth: 23016 bytes left [ 16.825098][ T265] veth1: left allmulticast mode [ 16.826093][ T265] veth1: left promiscuous mode [ 16.826450][ T265] br0: port 1(veth1) entered disabled state