[ 10.679948][ T220] ip (220) used greatest stack depth: 23800 bytes left [ 10.679965][ T220] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.679967][ T220] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 220, name: ip [ 10.679969][ T220] preempt_count: 2, expected: 0 [ 10.679969][ T220] RCU nest depth: 0, expected: 0 [ 10.679970][ T220] locks held by ip/220: 5, last CPU#1: [ 10.679972][ T220] #0: ffffffffa92167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.679983][ T220] #1: ffffffffa937ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.679988][ T220] #2: ffffffffa937de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.679992][ T220] #3: ffffffffa929d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.679996][ T220] #4: ffffffffa929d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.680000][ T220] irq event stamp: 30538 [ 10.680001][ T220] hardirqs last enabled at (30537): [] __down_trylock_console_sem+0x86/0xa0 [ 10.680004][ T220] hardirqs last disabled at (30538): [] console_emit_next_record+0x3d4/0x4c0 [ 10.680006][ T220] softirqs last enabled at (30258): [] handle_softirqs+0x67c/0x900 [ 10.680008][ T220] softirqs last disabled at (30253): [] __irq_exit_rcu+0x145/0x1c0 [ 10.680011][ T220] Preemption disabled at: [ 10.680011][ T220] [<0000000000000000>] 0x0 [ 10.680018][ T220] CPU: 1 UID: 0 PID: 220 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.680021][ T220] Tainted: [W]=WARN [ 10.680022][ T220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.680024][ T220] Call Trace: [ 10.680025][ T220] [ 10.680027][ T220] dump_stack_lvl+0x6f/0xa0 [ 10.680034][ T220] __might_resched.cold+0x1fe/0x2c1 [ 10.680038][ T220] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.680042][ T220] ? __kmalloc_noprof+0xdb/0x760 [ 10.680053][ T220] __kmalloc_noprof+0x443/0x760 [ 10.680055][ T220] ? alloc_buf.isra.0+0x4b/0x260 [ 10.680062][ T220] ? do_raw_spin_unlock+0x59/0x250 [ 10.680064][ T220] alloc_buf.isra.0+0x4b/0x260 [ 10.680068][ T220] put_chars+0x1e1/0x2f0 [ 10.680070][ T220] ? __send_to_port+0x420/0x420 [ 10.680072][ T220] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.680075][ T220] ? validate_chain+0x38b/0xc20 [ 10.680080][ T220] hvc_console_print+0x292/0x780 [ 10.680088][ T220] ? hvc_write+0x3a0/0x3a0 [ 10.680090][ T220] ? rcu_is_watching+0x16/0xd0 [ 10.680092][ T220] ? lock_acquire+0x13c/0x160 [ 10.680096][ T220] console_emit_next_record+0x22f/0x4c0 [ 10.680100][ T220] ? devkmsg_read+0x4b0/0x4b0 [ 10.680102][ T220] ? console_flush_one_record+0x106/0x710 [ 10.680105][ T220] ? rcu_is_watching+0x16/0xd0 [ 10.680107][ T220] ? lock_acquire+0x13c/0x160 [ 10.680110][ T220] console_flush_one_record+0x46f/0x710 [ 10.680114][ T220] ? console_emit_next_record+0x4c0/0x4c0 [ 10.680116][ T220] ? __lock_acquire+0x518/0xc20 [ 10.680121][ T220] console_unlock+0xee/0x1f0 [ 10.680124][ T220] ? console_flush_one_record+0x710/0x710 [ 10.680126][ T220] ? rcu_is_watching+0x16/0xd0 [ 10.680128][ T220] ? lock_acquire+0xe0/0x160 [ 10.680131][ T220] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.680133][ T220] ? vprintk_emit+0x320/0x3e0 [ 10.680135][ T220] vprintk_emit+0x37c/0x3e0 [ 10.680138][ T220] ? wake_up_klogd_work_func+0x90/0x90 [ 10.680141][ T220] ? __lock_acquire+0x518/0xc20 [ 10.680145][ T220] _printk+0xc7/0x100 [ 10.680149][ T220] ? snapshot_read.cold+0x21/0x21 [ 10.680152][ T220] ? do_raw_spin_lock+0x131/0x280 [ 10.680154][ T220] ? __rwlock_init+0x150/0x150 [ 10.680158][ T220] ? do_raw_spin_lock+0x131/0x280 [ 10.680161][ T220] do_exit.cold+0x82/0x9c [ 10.680164][ T220] ? exit_notify+0x890/0x890 [ 10.680166][ T220] ? __lock_release.isra.0+0x69/0x1a0 [ 10.680168][ T220] ? rcu_is_watching+0x16/0xd0 [ 10.680172][ T220] do_group_exit+0xb8/0x370 [ 10.680174][ T220] __x64_sys_exit_group+0x3c/0x50 [ 10.680176][ T220] x64_sys_call+0x1567/0x1570 [ 10.680179][ T220] do_syscall_64+0xff/0x530 [ 10.680183][ T220] ? exc_page_fault+0xee/0x100 [ 10.680185][ T220] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.680188][ T220] RIP: 0033:0x7fb44452f1b8 [ 10.680190][ T220] Code: Unable to access opcode bytes at 0x7fb44452f18e. [ 10.680191][ T220] RSP: 002b:00007ffd0ab350d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.680193][ T220] RAX: ffffffffffffffda RBX: 00007fb44465ff88 RCX: 00007fb44452f1b8 [ 10.680194][ T220] RDX: 00007fb444279fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.680195][ T220] RBP: 00007ffd0ab35130 R08: 0000000000000000 R09: 0000000000000050 [ 10.680196][ T220] R10: 00007ffd0ab34ef0 R11: 0000000000000246 R12: 0000000000000001 [ 10.680197][ T220] R13: 0000000000000000 R14: 00007fb44465e680 R15: 00007fb44465ffa0 [ 10.680203][ T220] [ 40.309665][ T1379] br0: port 1(vx10) entered blocking state [ 40.309842][ T1379] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 40.309844][ T1379] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1379, name: ip [ 40.309846][ T1379] preempt_count: 1, expected: 0 [ 40.309847][ T1379] RCU nest depth: 0, expected: 0 [ 40.309848][ T1379] locks held by ip/1379: 5, last CPU#0: [ 40.309850][ T1379] #0: ffffffffa9b1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 40.309863][ T1379] #1: ffffffffa937ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 40.309869][ T1379] #2: ffffffffa937de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 40.309873][ T1379] #3: ffffffffa929d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 40.309876][ T1379] #4: ffffffffa929d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 40.309881][ T1379] irq event stamp: 22778 [ 40.309881][ T1379] hardirqs last enabled at (22777): [] __down_trylock_console_sem+0x86/0xa0 [ 40.309885][ T1379] hardirqs last disabled at (22778): [] console_emit_next_record+0x3d4/0x4c0 [ 40.309887][ T1379] softirqs last enabled at (22692): [] __alloc_skb+0x4c2/0x5f0 [ 40.309890][ T1379] softirqs last disabled at (22690): [] __alloc_skb+0x4c2/0x5f0 [ 40.309893][ T1379] Preemption disabled at: [ 40.309893][ T1379] [] vprintk_emit+0x31b/0x3e0 [ 40.309899][ T1379] CPU: 0 UID: 0 PID: 1379 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 40.309903][ T1379] Tainted: [W]=WARN [ 40.309904][ T1379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.309906][ T1379] Call Trace: [ 40.309907][ T1379] [ 40.309909][ T1379] dump_stack_lvl+0x6f/0xa0 [ 40.309915][ T1379] ? vprintk_emit+0x31b/0x3e0 [ 40.309917][ T1379] __might_resched.cold+0x1fe/0x2c1 [ 40.309921][ T1379] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 40.309925][ T1379] ? __kmalloc_noprof+0xdb/0x760 [ 40.309930][ T1379] __kmalloc_noprof+0x443/0x760 [ 40.309932][ T1379] ? alloc_buf.isra.0+0x4b/0x260 [ 40.309939][ T1379] ? do_raw_spin_unlock+0x59/0x250 [ 40.309941][ T1379] alloc_buf.isra.0+0x4b/0x260 [ 40.309945][ T1379] put_chars+0x1e1/0x2f0 [ 40.309948][ T1379] ? __send_to_port+0x420/0x420 [ 40.309950][ T1379] ? validate_chain+0x34a/0xc20 [ 40.309956][ T1379] hvc_console_print+0x292/0x780 [ 40.309964][ T1379] ? hvc_write+0x3a0/0x3a0 [ 40.309966][ T1379] ? rcu_is_watching+0x16/0xd0 [ 40.309969][ T1379] ? lock_acquire+0x13c/0x160 [ 40.309973][ T1379] console_emit_next_record+0x22f/0x4c0 [ 40.309977][ T1379] ? devkmsg_read+0x4b0/0x4b0 [ 40.309979][ T1379] ? console_flush_one_record+0x106/0x710 [ 40.309982][ T1379] ? rcu_is_watching+0x16/0xd0 [ 40.309984][ T1379] ? lock_acquire+0x13c/0x160 [ 40.309988][ T1379] console_flush_one_record+0x46f/0x710 [ 40.309992][ T1379] ? console_emit_next_record+0x4c0/0x4c0 [ 40.309994][ T1379] ? __lock_acquire+0x518/0xc20 [ 40.309999][ T1379] console_unlock+0xee/0x1f0 [ 40.310002][ T1379] ? console_flush_one_record+0x710/0x710 [ 40.310004][ T1379] ? rcu_is_watching+0x16/0xd0 [ 40.310006][ T1379] ? lock_acquire+0xe0/0x160 [ 40.310009][ T1379] ? __down_trylock_console_sem+0x5e/0xa0 [ 40.310011][ T1379] ? vprintk_emit+0x320/0x3e0 [ 40.310014][ T1379] vprintk_emit+0x37c/0x3e0 [ 40.310017][ T1379] ? wake_up_klogd_work_func+0x90/0x90 [ 40.310019][ T1379] ? __lock_release.isra.0+0x69/0x1a0 [ 40.310020][ T1379] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 40.310025][ T1379] ? mark_held_locks+0x40/0x70 [ 40.310028][ T1379] _printk+0xc7/0x100 [ 40.310032][ T1379] ? snapshot_read.cold+0x21/0x21 [ 40.310035][ T1379] ? br_multicast_flood+0x960/0x960 [ 40.310039][ T1379] ? do_setlink.isra.0+0x9ec/0x2a60 [ 40.310040][ T1379] ? rtnl_newlink+0x9f1/0x11b0 [ 40.310041][ T1379] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 40.310046][ T1379] br_set_state+0x22f/0x430 [ 40.310051][ T1379] br_init_port+0xc4/0x200 [ 40.310053][ T1379] new_nbp+0x3a0/0x650 [ 40.310057][ T1379] br_add_if+0x212/0x1320 [ 40.310059][ T1379] ? is_bpf_text_address+0x72/0x110 [ 40.310063][ T1379] ? kernel_text_address+0x149/0x170 [ 40.310068][ T1379] do_set_master+0x3b2/0x780 [ 40.310072][ T1379] do_setlink.isra.0+0x9ec/0x2a60 [ 40.310075][ T1379] ? stack_trace_save+0x93/0xc0 [ 40.310078][ T1379] ? rtnl_link_get_size+0x350/0x350 [ 40.310080][ T1379] ? rcu_read_lock_any_held+0x66/0x90 [ 40.310082][ T1379] ? stack_depot_save_flags+0x38e/0x790 [ 40.310086][ T1379] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 40.310088][ T1379] ? rcu_read_lock_any_held+0x3c/0x90 [ 40.310090][ T1379] ? validate_chain+0x38b/0xc20 [ 40.310092][ T1379] ? kasan_save_stack+0x3d/0x50 [ 40.310095][ T1379] ? kasan_save_stack+0x2f/0x50 [ 40.310096][ T1379] ? kasan_save_track+0x14/0x30 [ 40.310097][ T1379] ? __kasan_kmalloc+0x7b/0x90 [ 40.310099][ T1379] ? __lock_acquire+0x518/0xc20 [ 40.310101][ T1379] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 40.310104][ T1379] ? ___sys_sendmsg+0xd0/0x1d0 [ 40.310108][ T1379] ? lock_acquire.part.0+0xd4/0x280 [ 40.310110][ T1379] ? rtnl_newlink+0x9a8/0x11b0 [ 40.310113][ T1379] ? rcu_is_watching+0x16/0xd0 [ 40.310114][ T1379] ? lock_acquire+0x13c/0x160 [ 40.310116][ T1379] ? rcu_is_watching+0x16/0xd0 [ 40.310117][ T1379] ? rcu_is_watching+0x16/0xd0 [ 40.310119][ T1379] ? trace_contention_end+0xb3/0x180 [ 40.310121][ T1379] ? __mutex_lock+0x1db/0x1ea0 [ 40.310122][ T1379] ? __mutex_lock+0x9a3/0x1ea0 [ 40.310124][ T1379] ? rtnl_newlink+0x9a8/0x11b0 [ 40.310127][ T1379] ? ww_mutex_lock+0x160/0x160 [ 40.310129][ T1379] ? nla_get_range_signed+0x3d0/0x3d0 [ 40.310134][ T1379] ? rcu_is_watching+0x16/0xd0 [ 40.310136][ T1379] ? __rtnl_newlink+0x3fa/0xa50 [ 40.310141][ T1379] rtnl_newlink+0x9f1/0x11b0 [ 40.310151][ T1379] ? rtnl_bridge_getlink+0x850/0x850 [ 40.310153][ T1379] ? __lock_acquire+0x518/0xc20 [ 40.310157][ T1379] ? lock_acquire.part.0+0xd4/0x280 [ 40.310159][ T1379] ? find_held_lock+0x2b/0x80 [ 40.310162][ T1379] ? rtnl_bridge_getlink+0x850/0x850 [ 40.310163][ T1379] ? __lock_release.isra.0+0x69/0x1a0 [ 40.310167][ T1379] ? rtnl_bridge_getlink+0x850/0x850 [ 40.310169][ T1379] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 40.310172][ T1379] ? rtnl_link_fill+0x920/0x920 [ 40.310174][ T1379] ? __lock_acquire+0x518/0xc20 [ 40.310178][ T1379] ? lock_acquire.part.0+0xd4/0x280 [ 40.310180][ T1379] ? find_held_lock+0x2b/0x80 [ 40.310184][ T1379] netlink_rcv_skb+0x14e/0x3a0 [ 40.310187][ T1379] ? rtnl_link_fill+0x920/0x920 [ 40.310190][ T1379] ? netlink_ack+0xcf0/0xcf0 [ 40.310196][ T1379] ? netlink_deliver_tap+0xc5/0x330 [ 40.310199][ T1379] ? netlink_deliver_tap+0x13c/0x330 [ 40.310203][ T1379] netlink_unicast+0x486/0x750 [ 40.310207][ T1379] ? netlink_attachskb+0x810/0x810 [ 40.310210][ T1379] ? find_held_lock+0x2b/0x80 [ 40.310214][ T1379] netlink_sendmsg+0x75b/0xc90 [ 40.310218][ T1379] ? netlink_unicast+0x750/0x750 [ 40.310224][ T1379] ? __lock_release.isra.0+0x69/0x1a0 [ 40.310226][ T1379] ? __import_iovec+0x36c/0x620 [ 40.310231][ T1379] __sock_sendmsg+0xce/0x190 [ 40.310234][ T1379] ____sys_sendmsg+0x61a/0x860 [ 40.310236][ T1379] ? copy_msghdr_from_user+0x279/0x420 [ 40.310238][ T1379] ? sock_write_iter+0x400/0x400 [ 40.310240][ T1379] ? move_addr_to_kernel+0x40/0x40 [ 40.310247][ T1379] ___sys_sendmsg+0x14e/0x1d0 [ 40.310250][ T1379] ? copy_msghdr_from_user+0x420/0x420 [ 40.310266][ T1379] __sys_sendmsg+0x12c/0x1d0 [ 40.310269][ T1379] ? __sys_sendmsg_sock+0x20/0x20 [ 40.310275][ T1379] ? rcu_is_watching+0x16/0xd0 [ 40.310278][ T1379] do_syscall_64+0xff/0x530 [ 40.310281][ T1379] ? exc_page_fault+0xee/0x100 [ 40.310284][ T1379] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 40.310286][ T1379] RIP: 0033:0x7f4b9850854e [ 40.310290][ T1379] 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 [ 40.310292][ T1379] RSP: 002b:00007ffd9bf3a280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.310294][ T1379] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4b9850854e [ 40.310296][ T1379] RDX: 0000000000000000 RSI: 00007ffd9bf3a330 RDI: 0000000000000005 [ 40.310297][ T1379] RBP: 00007ffd9bf3a290 R08: 0000000000000000 R09: 0000000000000000 [ 40.310297][ T1379] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e1b [ 40.310298][ T1379] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9bf3aa00 [ 40.310305][ T1379] [ 40.347089][ T1379] br0: port 1(vx10) entered disabled state [ 40.347547][ T1379] vx10: entered allmulticast mode [ 40.348974][ T1379] vx10: entered promiscuous mode [ 40.365812][ T1379] ip (1379) used greatest stack depth: 23336 bytes left [ 40.909364][ T1406] vx10: left allmulticast mode [ 40.909657][ T1406] vx10: left promiscuous mode [ 40.909984][ T1406] br0: port 1(vx10) entered disabled state