[ 10.082988][ T186] ip (186) used greatest stack depth: 24048 bytes left [ 10.083004][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.083007][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 10.083008][ T186] preempt_count: 2, expected: 0 [ 10.083009][ T186] RCU nest depth: 0, expected: 0 [ 10.083010][ T186] locks held by ip/186: 5, last CPU#0: [ 10.083012][ T186] #0: ffffffffa40027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.083025][ T186] #1: ffffffffa4169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.083031][ T186] #2: ffffffffa4169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.083035][ T186] #3: ffffffffa4089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.083039][ T186] #4: ffffffffa4089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.083042][ T186] irq event stamp: 36246 [ 10.083043][ T186] hardirqs last enabled at (36245): [] __down_trylock_console_sem+0x86/0xa0 [ 10.083046][ T186] hardirqs last disabled at (36246): [] console_emit_next_record+0x3d4/0x4c0 [ 10.083048][ T186] softirqs last enabled at (34964): [] netlink_release+0x17b/0xcf0 [ 10.083051][ T186] softirqs last disabled at (34962): [] netlink_release+0xd2/0xcf0 [ 10.083054][ T186] Preemption disabled at: [ 10.083054][ T186] [<0000000000000000>] 0x0 [ 10.083061][ T186] CPU: 0 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.083065][ T186] Tainted: [W]=WARN [ 10.083065][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.083067][ T186] Call Trace: [ 10.083069][ T186] [ 10.083070][ T186] dump_stack_lvl+0x6f/0xa0 [ 10.083076][ T186] __might_resched.cold+0x1fe/0x2c1 [ 10.083081][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.083085][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 10.083090][ T186] __kmalloc_noprof+0x443/0x760 [ 10.083093][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 10.083098][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 10.083101][ T186] alloc_buf.isra.0+0x4b/0x260 [ 10.083104][ T186] put_chars+0x1e1/0x2f0 [ 10.083107][ T186] ? __send_to_port+0x420/0x420 [ 10.083108][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.083113][ T186] ? validate_chain+0x38b/0xc20 [ 10.083118][ T186] hvc_console_print+0x292/0x780 [ 10.083124][ T186] ? hvc_write+0x3a0/0x3a0 [ 10.083126][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.083129][ T186] ? lock_acquire+0x13c/0x160 [ 10.083133][ T186] console_emit_next_record+0x22f/0x4c0 [ 10.083137][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 10.083139][ T186] ? console_flush_one_record+0x106/0x710 [ 10.083142][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.083144][ T186] ? lock_acquire+0x13c/0x160 [ 10.083148][ T186] console_flush_one_record+0x46f/0x710 [ 10.083152][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 10.083154][ T186] ? __lock_acquire+0x518/0xc20 [ 10.083160][ T186] console_unlock+0xee/0x1f0 [ 10.083162][ T186] ? console_flush_one_record+0x710/0x710 [ 10.083164][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.083167][ T186] ? lock_acquire+0x60/0x160 [ 10.083170][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.083172][ T186] ? vprintk_emit+0x320/0x3e0 [ 10.083175][ T186] vprintk_emit+0x37c/0x3e0 [ 10.083179][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 10.083183][ T186] ? __lock_acquire+0x518/0xc20 [ 10.083186][ T186] _printk+0xc7/0x100 [ 10.083190][ T186] ? snapshot_read.cold+0x21/0x21 [ 10.083193][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.083196][ T186] ? __rwlock_init+0x150/0x150 [ 10.083199][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.083202][ T186] do_exit.cold+0x82/0x9c [ 10.083206][ T186] ? exit_notify+0x890/0x890 [ 10.083208][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 10.083211][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.083215][ T186] do_group_exit+0xb8/0x370 [ 10.083218][ T186] __x64_sys_exit_group+0x3c/0x50 [ 10.083220][ T186] x64_sys_call+0x1567/0x1570 [ 10.083222][ T186] do_syscall_64+0xff/0x530 [ 10.083225][ T186] ? exc_page_fault+0xee/0x100 [ 10.083228][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.083230][ T186] RIP: 0033:0x7f8e154501b8 [ 10.083233][ T186] Code: Unable to access opcode bytes at 0x7f8e1545018e. [ 10.083234][ T186] RSP: 002b:00007ffdd3708b88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.083236][ T186] RAX: ffffffffffffffda RBX: 00007f8e15580f88 RCX: 00007f8e154501b8 [ 10.083238][ T186] RDX: 00007f8e1519afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.083239][ T186] RBP: 00007ffdd3708be0 R08: 0000000000000000 R09: 0000000000008010 [ 10.083240][ T186] R10: 00007ffdd37089a0 R11: 0000000000000246 R12: 0000000000000001 [ 10.083240][ T186] R13: 0000000000000000 R14: 00007f8e1557f680 R15: 00007f8e15580fa0 [ 10.083247][ T186] [ 10.775589][ T219] br0: port 1(veth1) entered blocking state [ 10.776212][ T219] br0: port 1(veth1) entered disabled state [ 10.776828][ T219] veth1: entered allmulticast mode [ 10.778543][ T219] veth1: entered promiscuous mode [ 10.834273][ T61] br0: port 1(veth1) entered blocking state [ 10.834796][ T61] br0: port 1(veth1) entered forwarding state [ 16.443937][ T265] br0: port 1(veth1) entered disabled state [ 16.443988][ T265] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.443990][ T265] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 265, name: ip [ 16.443991][ T265] preempt_count: 202, expected: 0 [ 16.443992][ T265] RCU nest depth: 0, expected: 0 [ 16.443993][ T265] locks held by ip/265: 6, last CPU#3: [ 16.443995][ T265] #0: ffffffffa48d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 16.444007][ T265] #1: ff1100000c87ae58 (&br->lock){+...}-{3:3}, at: br_device_event+0x1d7/0x8f0 [bridge] [ 16.444021][ T265] #2: ffffffffa4169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.444027][ T265] #3: ffffffffa4169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.444031][ T265] #4: ffffffffa4089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.444035][ T265] #5: ffffffffa4089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 16.444039][ T265] irq event stamp: 16043 [ 16.444040][ T265] hardirqs last enabled at (16042): [] __down_trylock_console_sem+0x86/0xa0 [ 16.444042][ T265] hardirqs last disabled at (16043): [] console_emit_next_record+0x3d4/0x4c0 [ 16.444044][ T265] softirqs last enabled at (16026): [] ipv6_mc_down+0x134/0x2d0 [ 16.444048][ T265] softirqs last disabled at (16038): [] br_device_event+0x1d7/0x8f0 [bridge] [ 16.444056][ T265] Preemption disabled at: [ 16.444056][ T265] [<0000000000000000>] 0x0 [ 16.444063][ T265] CPU: 3 UID: 0 PID: 265 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.444066][ T265] Tainted: [W]=WARN [ 16.444067][ T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.444069][ T265] Call Trace: [ 16.444071][ T265] [ 16.444072][ T265] dump_stack_lvl+0x6f/0xa0 [ 16.444078][ T265] __might_resched.cold+0x1fe/0x2c1 [ 16.444083][ T265] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.444087][ T265] ? __kmalloc_noprof+0xdb/0x760 [ 16.444093][ T265] __kmalloc_noprof+0x443/0x760 [ 16.444095][ T265] ? alloc_buf.isra.0+0x4b/0x260 [ 16.444101][ T265] ? do_raw_spin_unlock+0x59/0x250 [ 16.444103][ T265] alloc_buf.isra.0+0x4b/0x260 [ 16.444107][ T265] put_chars+0x1e1/0x2f0 [ 16.444109][ T265] ? __send_to_port+0x420/0x420 [ 16.444111][ T265] ? check_prev_add+0xef/0xe90 [ 16.444115][ T265] ? validate_chain+0x34a/0xc20 [ 16.444118][ T265] hvc_console_print+0x292/0x780 [ 16.444121][ T265] ? mark_usage+0x61/0x170 [ 16.444123][ T265] ? __lock_acquire+0x518/0xc20 [ 16.444124][ T265] ? __lock_acquire+0x518/0xc20 [ 16.444128][ T265] ? hvc_write+0x3a0/0x3a0 [ 16.444130][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 16.444134][ T265] ? lock_acquire+0x13c/0x160 [ 16.444138][ T265] console_emit_next_record+0x22f/0x4c0 [ 16.444141][ T265] ? devkmsg_read+0x4b0/0x4b0 [ 16.444143][ T265] ? console_flush_one_record+0x106/0x710 [ 16.444146][ T265] ? rcu_is_watching+0x16/0xd0 [ 16.444150][ T265] ? lock_acquire+0x13c/0x160 [ 16.444154][ T265] console_flush_one_record+0x46f/0x710 [ 16.444158][ T265] ? console_emit_next_record+0x4c0/0x4c0 [ 16.444160][ T265] ? __lock_acquire+0x518/0xc20 [ 16.444165][ T265] console_unlock+0xee/0x1f0 [ 16.444167][ T265] ? console_flush_one_record+0x710/0x710 [ 16.444169][ T265] ? rcu_is_watching+0x16/0xd0 [ 16.444171][ T265] ? lock_acquire+0x60/0x160 [ 16.444175][ T265] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.444177][ T265] ? vprintk_emit+0x320/0x3e0 [ 16.444180][ T265] vprintk_emit+0x37c/0x3e0 [ 16.444184][ T265] ? wake_up_klogd_work_func+0x90/0x90 [ 16.444186][ T265] ? mark_held_locks+0x40/0x70 [ 16.444188][ T265] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 16.444191][ T265] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.444195][ T265] _printk+0xc7/0x100 [ 16.444198][ T265] ? snapshot_read.cold+0x21/0x21 [ 16.444206][ T265] br_set_state+0x22f/0x430 [bridge] [ 16.444217][ T265] br_stp_disable_port+0x11f/0x390 [bridge] [ 16.444227][ T265] br_device_event+0x7b5/0x8f0 [bridge] [ 16.444235][ T265] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 16.444239][ T265] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 16.444244][ T265] notifier_call_chain+0xae/0x300 [ 16.444250][ T265] __dev_notify_flags+0x23c/0x3c0 [ 16.444255][ T265] ? netif_change_name+0x8c0/0x8c0 [ 16.444259][ T265] ? netif_set_allmulti+0x250/0x250 [ 16.444261][ T265] ? __kernel_text_address+0x12/0x30 [ 16.444264][ T265] ? write_profile+0xf0/0xf0 [ 16.444266][ T265] ? unwind_get_return_address+0x67/0xd0 [ 16.444271][ T265] netif_change_flags+0xfe/0x190 [ 16.444275][ T265] do_setlink.isra.0+0x1cc3/0x2750 [ 16.444278][ T265] ? stack_trace_save+0x93/0xc0 [ 16.444280][ T265] ? rtnl_link_get_size+0x350/0x350 [ 16.444282][ T265] ? rcu_read_lock_any_held+0x66/0x90 [ 16.444283][ T265] ? stack_depot_save_flags+0x38e/0x790 [ 16.444287][ T265] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 16.444289][ T265] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.444291][ T265] ? validate_chain+0x38b/0xc20 [ 16.444294][ T265] ? kasan_save_stack+0x3d/0x50 [ 16.444297][ T265] ? kasan_save_stack+0x2f/0x50 [ 16.444298][ T265] ? kasan_save_track+0x14/0x30 [ 16.444301][ T265] ? __lock_acquire+0x518/0xc20 [ 16.444303][ T265] ? netlink_seq_next+0x4e/0x60 [ 16.444306][ T265] ? ___sys_sendmsg+0xb0/0x1d0 [ 16.444311][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 16.444312][ T265] ? rtnl_newlink+0x9a8/0x11c0 [ 16.444315][ T265] ? rcu_is_watching+0x16/0xd0 [ 16.444317][ T265] ? lock_acquire+0x13c/0x160 [ 16.444319][ T265] ? rcu_is_watching+0x16/0xd0 [ 16.444321][ T265] ? rcu_is_watching+0x16/0xd0 [ 16.444323][ T265] ? trace_contention_end+0xb3/0x180 [ 16.444327][ T265] ? __mutex_lock+0x1db/0x1ea0 [ 16.444328][ T265] ? __mutex_lock+0x9a3/0x1ea0 [ 16.444330][ T265] ? rtnl_newlink+0x9a8/0x11c0 [ 16.444334][ T265] ? ww_mutex_lock+0x160/0x160 [ 16.444339][ T265] ? __rtnl_newlink+0x3fa/0xa50 [ 16.444344][ T265] rtnl_newlink+0x9f1/0x11c0 [ 16.444349][ T265] ? rtnl_bridge_getlink+0x850/0x850 [ 16.444351][ T265] ? __lock_acquire+0x518/0xc20 [ 16.444355][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 16.444357][ T265] ? find_held_lock+0x2b/0x80 [ 16.444359][ T265] ? rtnl_bridge_getlink+0x850/0x850 [ 16.444361][ T265] ? __lock_release.isra.0+0x69/0x1a0 [ 16.444365][ T265] ? rtnl_bridge_getlink+0x850/0x850 [ 16.444367][ T265] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 16.444370][ T265] ? rtnl_link_fill+0x920/0x920 [ 16.444371][ T265] ? __lock_acquire+0x518/0xc20 [ 16.444376][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 16.444377][ T265] ? find_held_lock+0x2b/0x80 [ 16.444381][ T265] netlink_rcv_skb+0x14e/0x3a0 [ 16.444383][ T265] ? rtnl_link_fill+0x920/0x920 [ 16.444385][ T265] ? netlink_ack+0xcf0/0xcf0 [ 16.444391][ T265] ? netlink_deliver_tap+0xc5/0x330 [ 16.444393][ T265] ? netlink_deliver_tap+0x13c/0x330 [ 16.444397][ T265] netlink_unicast+0x486/0x750 [ 16.444401][ T265] ? netlink_attachskb+0x810/0x810 [ 16.444403][ T265] ? __lock_acquire+0x518/0xc20 [ 16.444407][ T265] netlink_sendmsg+0x735/0xc60 [ 16.444411][ T265] ? netlink_unicast+0x750/0x750 [ 16.444415][ T265] ? __might_fault+0x97/0x140 [ 16.444420][ T265] ____sys_sendmsg+0x415/0x880 [ 16.444423][ T265] ? copy_msghdr_from_user+0x279/0x420 [ 16.444425][ T265] ? get_timestamp.constprop.0+0x390/0x390 [ 16.444426][ T265] ? move_addr_to_kernel+0x40/0x40 [ 16.444434][ T265] ___sys_sendmsg+0x14e/0x1d0 [ 16.444436][ T265] ? copy_msghdr_from_user+0x420/0x420 [ 16.444452][ T265] __sys_sendmsg+0x12c/0x1d0 [ 16.444454][ T265] ? __sys_sendmsg_sock+0x20/0x20 [ 16.444460][ T265] ? rcu_is_watching+0x16/0xd0 [ 16.444464][ T265] do_syscall_64+0xff/0x530 [ 16.444467][ T265] ? exc_page_fault+0xee/0x100 [ 16.444470][ T265] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 16.444472][ T265] RIP: 0033:0x7f19b9a5854e [ 16.444474][ 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 [ 16.444476][ T265] RSP: 002b:00007ffe5f3460b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 16.444478][ T265] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f19b9a5854e [ 16.444480][ T265] RDX: 0000000000000000 RSI: 00007ffe5f346160 RDI: 0000000000000005 [ 16.444481][ T265] RBP: 00007ffe5f3460c0 R08: 0000000000000000 R09: 0000000000000000 [ 16.444481][ T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913036 [ 16.444482][ T265] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe5f346820 [ 16.444489][ T265] [ 16.498238][ T265] ip (265) used greatest stack depth: 23016 bytes left [ 16.517812][ T266] veth1: left allmulticast mode [ 16.518086][ T266] veth1: left promiscuous mode [ 16.518398][ T266] br0: port 1(veth1) entered disabled state