[ 10.130268][ T187] ip (187) used greatest stack depth: 23728 bytes left [ 10.130284][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.130286][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 10.130287][ T187] preempt_count: 2, expected: 0 [ 10.130288][ T187] RCU nest depth: 0, expected: 0 [ 10.130289][ T187] locks held by ip/187: 5, last CPU#0: [ 10.130292][ T187] #0: ffffffff890027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.130304][ T187] #1: ffffffff89169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.130314][ T187] #2: ffffffff89169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.130320][ T187] #3: ffffffff89089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.130325][ T187] #4: ffffffff89089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.130329][ T187] irq event stamp: 38044 [ 10.130330][ T187] hardirqs last enabled at (38043): [] __down_trylock_console_sem+0x86/0xa0 [ 10.130332][ T187] hardirqs last disabled at (38044): [] console_emit_next_record+0x3d4/0x4c0 [ 10.130335][ T187] softirqs last enabled at (36758): [] netlink_release+0x17b/0xcf0 [ 10.130339][ T187] softirqs last disabled at (36756): [] netlink_release+0xd2/0xcf0 [ 10.130341][ T187] Preemption disabled at: [ 10.130342][ T187] [<0000000000000000>] 0x0 [ 10.130349][ T187] CPU: 0 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.130353][ T187] Tainted: [W]=WARN [ 10.130354][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.130355][ T187] Call Trace: [ 10.130357][ T187] [ 10.130359][ T187] dump_stack_lvl+0x6f/0xa0 [ 10.130365][ T187] __might_resched.cold+0x1fe/0x2c1 [ 10.130370][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.130374][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 10.130380][ T187] __kmalloc_noprof+0x443/0x760 [ 10.130382][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 10.130388][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 10.130391][ T187] alloc_buf.isra.0+0x4b/0x260 [ 10.130394][ T187] put_chars+0x1e1/0x2f0 [ 10.130397][ T187] ? __send_to_port+0x420/0x420 [ 10.130398][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.130403][ T187] ? validate_chain+0x38b/0xc20 [ 10.130409][ T187] hvc_console_print+0x292/0x780 [ 10.130416][ T187] ? hvc_write+0x3a0/0x3a0 [ 10.130418][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.130420][ T187] ? lock_acquire+0x13c/0x160 [ 10.130425][ T187] console_emit_next_record+0x22f/0x4c0 [ 10.130429][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 10.130431][ T187] ? console_flush_one_record+0x106/0x710 [ 10.130434][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.130437][ T187] ? lock_acquire+0x13c/0x160 [ 10.130441][ T187] console_flush_one_record+0x46f/0x710 [ 10.130445][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 10.130447][ T187] ? __lock_acquire+0x518/0xc20 [ 10.130452][ T187] console_unlock+0xee/0x1f0 [ 10.130454][ T187] ? console_flush_one_record+0x710/0x710 [ 10.130456][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.130459][ T187] ? lock_acquire+0x60/0x160 [ 10.130462][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.130464][ T187] ? vprintk_emit+0x320/0x3e0 [ 10.130467][ T187] vprintk_emit+0x37c/0x3e0 [ 10.130471][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 10.130474][ T187] ? __lock_acquire+0x518/0xc20 [ 10.130478][ T187] _printk+0xc7/0x100 [ 10.130482][ T187] ? snapshot_read.cold+0x21/0x21 [ 10.130484][ T187] ? do_raw_spin_lock+0x131/0x280 [ 10.130487][ T187] ? __rwlock_init+0x150/0x150 [ 10.130491][ T187] ? do_raw_spin_lock+0x131/0x280 [ 10.130493][ T187] do_exit.cold+0x82/0x9c [ 10.130497][ T187] ? exit_notify+0x890/0x890 [ 10.130499][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 10.130502][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.130506][ T187] do_group_exit+0xb8/0x370 [ 10.130509][ T187] __x64_sys_exit_group+0x3c/0x50 [ 10.130510][ T187] x64_sys_call+0x1567/0x1570 [ 10.130513][ T187] do_syscall_64+0xff/0x530 [ 10.130516][ T187] ? exc_page_fault+0xee/0x100 [ 10.130519][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.130521][ T187] RIP: 0033:0x7fdea551f1b8 [ 10.130523][ T187] Code: Unable to access opcode bytes at 0x7fdea551f18e. [ 10.130525][ T187] RSP: 002b:00007ffd4c88cf18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.130527][ T187] RAX: ffffffffffffffda RBX: 00007fdea564ff88 RCX: 00007fdea551f1b8 [ 10.130528][ T187] RDX: 00007fdea5269fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.130529][ T187] RBP: 00007ffd4c88cf70 R08: 0000000000000000 R09: 0000000000008010 [ 10.130530][ T187] R10: 00007ffd4c88cd30 R11: 0000000000000246 R12: 0000000000000001 [ 10.130531][ T187] R13: 0000000000000000 R14: 00007fdea564e680 R15: 00007fdea564ffa0 [ 10.130538][ T187] [ 10.963128][ T223] 8021q: 802.1Q VLAN Support v1.8 [ 12.230864][ T261] br1: port 1(veth1) entered blocking state [ 12.230959][ T261] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.230962][ T261] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 261, name: ip [ 12.230963][ T261] preempt_count: 1, expected: 0 [ 12.230964][ T261] RCU nest depth: 0, expected: 0 [ 12.230965][ T261] locks held by ip/261: 5, last CPU#3: [ 12.230968][ T261] #0: ffffffff898d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 12.230980][ T261] #1: ffffffff89169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.230986][ T261] #2: ffffffff89169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.230990][ T261] #3: ffffffff89089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.230994][ T261] #4: ffffffff89089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.230998][ T261] irq event stamp: 12786 [ 12.230999][ T261] hardirqs last enabled at (12785): [] __down_trylock_console_sem+0x86/0xa0 [ 12.231002][ T261] hardirqs last disabled at (12786): [] console_emit_next_record+0x3d4/0x4c0 [ 12.231004][ T261] softirqs last enabled at (12698): [] __alloc_skb+0x4c2/0x5f0 [ 12.231006][ T261] softirqs last disabled at (12696): [] __alloc_skb+0x4c2/0x5f0 [ 12.231009][ T261] Preemption disabled at: [ 12.231009][ T261] [] vprintk_emit+0x31b/0x3e0 [ 12.231015][ T261] CPU: 3 UID: 0 PID: 261 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.231019][ T261] Tainted: [W]=WARN [ 12.231020][ T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.231021][ T261] Call Trace: [ 12.231023][ T261] [ 12.231024][ T261] dump_stack_lvl+0x6f/0xa0 [ 12.231030][ T261] ? vprintk_emit+0x31b/0x3e0 [ 12.231033][ T261] __might_resched.cold+0x1fe/0x2c1 [ 12.231037][ T261] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.231041][ T261] ? __kmalloc_noprof+0xdb/0x760 [ 12.231046][ T261] __kmalloc_noprof+0x443/0x760 [ 12.231048][ T261] ? alloc_buf.isra.0+0x4b/0x260 [ 12.231054][ T261] ? do_raw_spin_unlock+0x59/0x250 [ 12.231056][ T261] alloc_buf.isra.0+0x4b/0x260 [ 12.231059][ T261] put_chars+0x1e1/0x2f0 [ 12.231062][ T261] ? __send_to_port+0x420/0x420 [ 12.231066][ T261] ? validate_chain+0x34a/0xc20 [ 12.231070][ T261] hvc_console_print+0x292/0x780 [ 12.231073][ T261] ? mark_usage+0x61/0x170 [ 12.231075][ T261] ? __lock_acquire+0x518/0xc20 [ 12.231076][ T261] ? __lock_acquire+0x518/0xc20 [ 12.231080][ T261] ? hvc_write+0x3a0/0x3a0 [ 12.231082][ T261] ? console_emit_next_record+0x1df/0x4c0 [ 12.231086][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.231089][ T261] ? lock_acquire+0x13c/0x160 [ 12.231093][ T261] console_emit_next_record+0x22f/0x4c0 [ 12.231097][ T261] ? devkmsg_read+0x4b0/0x4b0 [ 12.231098][ T261] ? console_flush_one_record+0x106/0x710 [ 12.231102][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.231104][ T261] ? lock_acquire+0x13c/0x160 [ 12.231108][ T261] console_flush_one_record+0x46f/0x710 [ 12.231112][ T261] ? console_emit_next_record+0x4c0/0x4c0 [ 12.231114][ T261] ? __lock_acquire+0x518/0xc20 [ 12.231119][ T261] console_unlock+0xee/0x1f0 [ 12.231122][ T261] ? console_flush_one_record+0x710/0x710 [ 12.231124][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.231126][ T261] ? lock_acquire+0x60/0x160 [ 12.231130][ T261] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.231131][ T261] ? vprintk_emit+0x320/0x3e0 [ 12.231135][ T261] vprintk_emit+0x37c/0x3e0 [ 12.231139][ T261] ? wake_up_klogd_work_func+0x90/0x90 [ 12.231141][ T261] ? __lock_release.isra.0+0x69/0x1a0 [ 12.231143][ T261] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.231147][ T261] ? mark_held_locks+0x40/0x70 [ 12.231151][ T261] _printk+0xc7/0x100 [ 12.231154][ T261] ? snapshot_read.cold+0x21/0x21 [ 12.231158][ T261] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 12.231171][ T261] ? do_setlink.isra.0+0xa31/0x2750 [ 12.231173][ T261] ? rtnl_newlink+0x9f1/0x11c0 [ 12.231174][ T261] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.231178][ T261] br_set_state+0x22f/0x430 [bridge] [ 12.231191][ T261] br_init_port+0xc4/0x200 [bridge] [ 12.231200][ T261] new_nbp+0x39c/0x580 [bridge] [ 12.231210][ T261] br_add_if+0x212/0x1320 [bridge] [ 12.231217][ T261] ? is_bpf_text_address+0x72/0x110 [ 12.231221][ T261] ? kernel_text_address+0x149/0x170 [ 12.231224][ T261] ? __kernel_text_address+0x12/0x30 [ 12.231228][ T261] do_set_master+0x357/0x580 [ 12.231232][ T261] do_setlink.isra.0+0xa31/0x2750 [ 12.231236][ T261] ? stack_trace_save+0x93/0xc0 [ 12.231239][ T261] ? rtnl_link_get_size+0x350/0x350 [ 12.231240][ T261] ? rcu_read_lock_any_held+0x66/0x90 [ 12.231242][ T261] ? stack_depot_save_flags+0x38e/0x790 [ 12.231246][ T261] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.231248][ T261] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.231250][ T261] ? validate_chain+0x38b/0xc20 [ 12.231253][ T261] ? kasan_save_stack+0x3d/0x50 [ 12.231256][ T261] ? kasan_save_stack+0x2f/0x50 [ 12.231257][ T261] ? kasan_save_track+0x14/0x30 [ 12.231260][ T261] ? __lock_acquire+0x518/0xc20 [ 12.231262][ T261] ? netlink_seq_next+0xe/0x60 [ 12.231265][ T261] ? ___sys_sendmsg+0xb0/0x1d0 [ 12.231269][ T261] ? lock_acquire.part.0+0xd4/0x280 [ 12.231271][ T261] ? rtnl_newlink+0x9a8/0x11c0 [ 12.231273][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.231276][ T261] ? lock_acquire+0x13c/0x160 [ 12.231277][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.231279][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.231281][ T261] ? trace_contention_end+0xb3/0x180 [ 12.231285][ T261] ? __mutex_lock+0x1db/0x1ea0 [ 12.231287][ T261] ? __mutex_lock+0x9a3/0x1ea0 [ 12.231289][ T261] ? rtnl_newlink+0x9a8/0x11c0 [ 12.231292][ T261] ? ww_mutex_lock+0x160/0x160 [ 12.231294][ T261] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.231299][ T261] ? __rtnl_newlink+0x3fa/0xa50 [ 12.231304][ T261] rtnl_newlink+0x9f1/0x11c0 [ 12.231309][ T261] ? rtnl_bridge_getlink+0x850/0x850 [ 12.231311][ T261] ? __lock_acquire+0x518/0xc20 [ 12.231315][ T261] ? lock_acquire.part.0+0xd4/0x280 [ 12.231324][ T261] ? find_held_lock+0x2b/0x80 [ 12.231326][ T261] ? rtnl_bridge_getlink+0x850/0x850 [ 12.231328][ T261] ? __lock_release.isra.0+0x69/0x1a0 [ 12.231331][ T261] ? rtnl_bridge_getlink+0x850/0x850 [ 12.231333][ T261] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.231336][ T261] ? rtnl_link_fill+0x920/0x920 [ 12.231338][ T261] ? __lock_acquire+0x518/0xc20 [ 12.231342][ T261] ? lock_acquire.part.0+0xd4/0x280 [ 12.231344][ T261] ? find_held_lock+0x2b/0x80 [ 12.231347][ T261] netlink_rcv_skb+0x14e/0x3a0 [ 12.231349][ T261] ? rtnl_link_fill+0x920/0x920 [ 12.231352][ T261] ? netlink_ack+0xcf0/0xcf0 [ 12.231358][ T261] ? netlink_deliver_tap+0xc5/0x330 [ 12.231359][ T261] ? netlink_deliver_tap+0x13c/0x330 [ 12.231363][ T261] netlink_unicast+0x486/0x750 [ 12.231367][ T261] ? netlink_attachskb+0x810/0x810 [ 12.231369][ T261] ? __lock_acquire+0x518/0xc20 [ 12.231373][ T261] netlink_sendmsg+0x735/0xc60 [ 12.231377][ T261] ? netlink_unicast+0x750/0x750 [ 12.231381][ T261] ? __might_fault+0x97/0x140 [ 12.231386][ T261] ____sys_sendmsg+0x415/0x880 [ 12.231388][ T261] ? copy_msghdr_from_user+0x279/0x420 [ 12.231391][ T261] ? get_timestamp.constprop.0+0x390/0x390 [ 12.231392][ T261] ? move_addr_to_kernel+0x40/0x40 [ 12.231399][ T261] ___sys_sendmsg+0x14e/0x1d0 [ 12.231402][ T261] ? copy_msghdr_from_user+0x420/0x420 [ 12.231417][ T261] __sys_sendmsg+0x12c/0x1d0 [ 12.231420][ T261] ? __sys_sendmsg_sock+0x20/0x20 [ 12.231426][ T261] ? rcu_is_watching+0x16/0xd0 [ 12.231430][ T261] do_syscall_64+0xff/0x530 [ 12.231432][ T261] ? exc_page_fault+0xee/0x100 [ 12.231435][ T261] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.231437][ T261] RIP: 0033:0x7f2fab8de54e [ 12.231441][ T261] 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 [ 12.231443][ T261] RSP: 002b:00007fffe756da60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.231446][ T261] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2fab8de54e [ 12.231447][ T261] RDX: 0000000000000000 RSI: 00007fffe756db10 RDI: 0000000000000005 [ 12.231448][ T261] RBP: 00007fffe756da70 R08: 0000000000000000 R09: 0000000000000000 [ 12.231449][ T261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918133 [ 12.231450][ T261] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe756e1d0 [ 12.231456][ T261] [ 12.278455][ T261] br1: port 1(veth1) entered disabled state [ 12.278851][ T261] veth1: entered allmulticast mode [ 12.280672][ T261] veth1: entered promiscuous mode [ 12.288176][ T261] ip (261) used greatest stack depth: 23336 bytes left [ 12.319215][ T46] br1: port 1(veth1) entered blocking state [ 12.320085][ T46] br1: port 1(veth1) entered forwarding state [ 27.508389][ C2] [ 27.508407][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.508410][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/2 [ 27.508411][ C2] preempt_count: 104, expected: 0 [ 27.508412][ C2] RCU nest depth: 0, expected: 0 [ 27.508414][ C2] INFO: lockdep is turned off. [ 27.508414][ C2] irq event stamp: 642928 [ 27.508415][ C2] hardirqs last enabled at (642928): [] _raw_spin_unlock_irq+0x28/0x50 [ 27.508424][ C2] hardirqs last disabled at (642927): [] _raw_spin_lock_irq+0x4a/0x50 [ 27.508426][ C2] softirqs last enabled at (642888): [] handle_softirqs+0x67c/0x900 [ 27.508429][ C2] softirqs last disabled at (642925): [] __irq_exit_rcu+0x145/0x1c0 [ 27.508431][ C2] Preemption disabled at: [ 27.508432][ C2] [<0000000000000000>] 0x0 [ 27.508439][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.508443][ C2] Tainted: [W]=WARN [ 27.508444][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.508446][ C2] Call Trace: [ 27.508448][ C2] [ 27.508450][ C2] dump_stack_lvl+0x6f/0xa0 [ 27.508455][ C2] __might_resched.cold+0x1fe/0x2c1 [ 27.508459][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.508462][ C2] ? __asan_memcpy+0x3c/0x60 [ 27.508465][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.508469][ C2] __kmalloc_noprof+0x443/0x760 [ 27.508473][ C2] ? __rwlock_init+0x150/0x150 [ 27.508475][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 27.508479][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 27.508480][ C2] alloc_buf.isra.0+0x4b/0x260 [ 27.508482][ C2] put_chars+0x1e1/0x2f0 [ 27.508484][ C2] ? __send_to_port+0x420/0x420 [ 27.508486][ C2] ? console_prepend_replay+0x20/0x20 [ 27.508489][ C2] hvc_console_print+0x292/0x780 [ 27.508493][ C2] ? hvc_write+0x3a0/0x3a0 [ 27.508494][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.508496][ C2] ? lock_acquire+0x13c/0x160 [ 27.508499][ C2] console_emit_next_record+0x22f/0x4c0 [ 27.508501][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 27.508503][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.508505][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.508506][ C2] ? lock_acquire+0x13c/0x160 [ 27.508508][ C2] ? console_flush_one_record+0x111/0x710 [ 27.508510][ C2] console_flush_one_record+0x46f/0x710 [ 27.508512][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 27.508515][ C2] console_unlock+0xee/0x1f0 [ 27.508516][ C2] ? lock_acquire+0x13c/0x160 [ 27.508518][ C2] ? console_flush_one_record+0x710/0x710 [ 27.508519][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.508521][ C2] ? lock_release+0x184/0x1f0 [ 27.508522][ C2] ? lock_acquire+0x60/0x160 [ 27.508524][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.508526][ C2] ? vprintk_emit+0x320/0x3e0 [ 27.508528][ C2] vprintk_emit+0x37c/0x3e0 [ 27.508530][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 27.508532][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.508545][ C2] ? lock_release+0x184/0x1f0 [ 27.508546][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.508553][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.508558][ C2] ? is_module_text_address+0x154/0x250 [ 27.508562][ C2] _printk+0xc7/0x100 [ 27.508565][ C2] ? snapshot_read.cold+0x21/0x21 [ 27.508567][ C2] ? arch_stack_walk+0xd7/0x130 [ 27.508571][ C2] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.508573][ C2] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 27.508575][ C2] print_irq_inversion_bug.part.0+0x32/0xc0 [ 27.508577][ C2] mark_lock_irq+0x989/0x9c0 [ 27.508580][ C2] mark_lock+0x1d7/0xa00 [ 27.508582][ C2] mark_usage+0x42/0x170 [ 27.508583][ C2] __lock_acquire+0x388/0xc20 [ 27.508585][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.508587][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.508593][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.508595][ C2] ? lock_acquire+0x13c/0x160 [ 27.508596][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.508603][ C2] _raw_spin_lock+0x33/0x40 [ 27.508604][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.508610][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.508617][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.508623][ C2] call_timer_fn+0x160/0x4d0 [ 27.508626][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 27.508628][ C2] ? debug_object_active_state+0x430/0x430 [ 27.508631][ C2] ? find_held_lock+0x2b/0x80 [ 27.508633][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.508635][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.508637][ C2] __run_timers+0x68f/0xaa0 [ 27.508639][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.508645][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.508647][ C2] ? __lock_acquire+0x518/0xc20 [ 27.508650][ C2] ? __rwlock_init+0x150/0x150 [ 27.508652][ C2] run_timer_softirq+0xf0/0x160 [ 27.508654][ C2] ? __run_timers+0xaa0/0xaa0 [ 27.508656][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.508658][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.508660][ C2] handle_softirqs+0x1d3/0x900 [ 27.508662][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.508663][ C2] ? _local_bh_enable+0xc0/0xc0 [ 27.508665][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.508667][ C2] irq_exit_rcu+0xe/0x30 [ 27.508668][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.508671][ C2] [ 27.508671][ C2] [ 27.508672][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 27.508674][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.508676][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.508679][ C2] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.508680][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 27.508684][ C2] RAX: 000000000009cf6b RBX: ff11000001bec6c0 RCX: ffffffff85ef0307 [ 27.508685][ C2] RDX: ff11000001bec6c0 RSI: ffffffff88c38af6 RDI: ffffffff8868d8e0 [ 27.508686][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.508687][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 27.508687][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 27.508689][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.508692][ C2] default_idle+0x9/0x10 [ 27.508694][ C2] default_idle_call+0x6e/0xb0 [ 27.508695][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.508697][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 27.508698][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 27.508701][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.508702][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.508704][ C2] do_idle+0xd8/0x190 [ 27.508705][ C2] cpu_startup_entry+0x53/0x70 [ 27.508707][ C2] start_secondary+0x204/0x2b0 [ 27.508709][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 27.508711][ C2] common_startup_64+0x13e/0x148 [ 27.508715][ C2] [ 27.531210][ C2] ======================================================== [ 27.531418][ C2] WARNING: possible irq lock inversion dependency detected [ 27.531662][ C2] 7.2.0-virtme #1 Tainted: G W [ 27.531875][ C2] -------------------------------------------------------- [ 27.532116][ C2] swapper/2/0 just changed the state of lock: [ 27.532284][ C2] ff1100000ce1ae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.532618][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.532862][ C2] (fs_reclaim){+.+.}-{0:0} [ 27.532865][ C2] [ 27.532865][ C2] [ 27.532865][ C2] and interrupts could create inverse lock ordering between them. [ 27.532865][ C2] [ 27.533397][ C2] [ 27.533397][ C2] other info that might help us debug this: [ 27.533640][ C2] Chain exists of: [ 27.533640][ C2] &br->lock --> console_owner --> fs_reclaim [ 27.533640][ C2] [ 27.533987][ C2] Possible interrupt unsafe locking scenario: [ 27.533987][ C2] [ 27.534183][ C2] CPU0 CPU1 [ 27.534363][ C2] ---- ---- [ 27.534505][ C2] lock(fs_reclaim); [ 27.534654][ C2] local_irq_disable(); [ 27.534819][ C2] lock(&br->lock); [ 27.535031][ C2] lock(console_owner); [ 27.535245][ C2] [ 27.535347][ C2] lock(&br->lock); [ 27.535453][ C2] [ 27.535453][ C2] *** DEADLOCK *** [ 27.535453][ C2] [ 27.535695][ C2] locks held by swapper/2/0: 1, last CPU#2: [ 27.535908][ C2] #0: ffa0000000228c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.536224][ C2] [ 27.536224][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 27.536507][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 27.536646][ C2] HARDIRQ-ON-W at: [ 27.536797][ C2] __lock_acquire+0x388/0xc20 [ 27.536971][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.537188][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.537355][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.537606][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.537859][ C2] workqueue_init+0x2a/0x680 [ 27.538072][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.538270][ C2] kernel_init+0x21/0x150 [ 27.538444][ C2] ret_from_fork+0x474/0x6b0 [ 27.538609][ C2] ret_from_fork_asm+0x11/0x20 [ 27.538774][ C2] SOFTIRQ-ON-W at: [ 27.538920][ C2] __lock_acquire+0x388/0xc20 [ 27.539083][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.539297][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.539467][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.539715][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.539962][ C2] workqueue_init+0x2a/0x680 [ 27.540173][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.540372][ C2] kernel_init+0x21/0x150 [ 27.540586][ C2] ret_from_fork+0x474/0x6b0 [ 27.540798][ C2] ret_from_fork_asm+0x11/0x20 [ 27.540964][ C2] INITIAL USE at: [ 27.541109][ C2] __lock_acquire+0x388/0xc20 [ 27.541276][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.541494][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.541660][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.541902][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.542148][ C2] workqueue_init+0x2a/0x680 [ 27.542359][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.542529][ C2] kernel_init+0x21/0x150 [ 27.542740][ C2] ret_from_fork+0x474/0x6b0 [ 27.542909][ C2] ret_from_fork_asm+0x11/0x20 [ 27.543122][ C2] } [ 27.543192][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.543445][ C2] ... acquired at: [ 27.543547][ C2] __lock_acquire+0x518/0xc20 [ 27.543726][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.543860][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.544035][ C2] __kmalloc_noprof+0xd3/0x760 [ 27.544166][ C2] alloc_buf.isra.0+0x4b/0x260 [ 27.544341][ C2] put_chars+0x1e1/0x2f0 [ 27.544477][ C2] hvc_console_print+0x292/0x780 [ 27.544655][ C2] console_emit_next_record+0x22f/0x4c0 [ 27.544788][ C2] console_flush_one_record+0x46f/0x710 [ 27.544967][ C2] console_unlock+0xee/0x1f0 [ 27.545100][ C2] vprintk_emit+0x37c/0x3e0 [ 27.545275][ C2] dev_vprintk_emit+0x27f/0x2c0 [ 27.545435][ C2] dev_printk_emit+0xb9/0xee [ 27.545611][ C2] _dev_info+0xe2/0x116 [ 27.545711][ C2] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 27.545922][ C2] cmos_do_probe+0x73b/0x98a [ 27.546054][ C2] platform_probe+0xfe/0x1f0 [ 27.546231][ C2] call_driver_probe+0x61/0x1c0 [ 27.546360][ C2] really_probe+0x199/0x760 [ 27.546540][ C2] __driver_probe_device+0x24f/0x440 [ 27.546670][ C2] driver_probe_device+0x4a/0xf0 [ 27.546845][ C2] __driver_attach+0x1b8/0x540 [ 27.546977][ C2] bus_for_each_dev+0x130/0x1e0 [ 27.547152][ C2] bus_add_driver+0x2c8/0x530 [ 27.547285][ C2] driver_register+0x1a3/0x390 [ 27.547482][ C2] __platform_driver_probe+0x13f/0x270 [ 27.547615][ C2] cmos_init+0x31/0x40 [ 27.547760][ C2] do_one_initcall+0x124/0x4f0 [ 27.547895][ C2] kernel_init_freeable+0x596/0x630 [ 27.548072][ C2] kernel_init+0x21/0x150 [ 27.548206][ C2] ret_from_fork+0x474/0x6b0 [ 27.548393][ C2] ret_from_fork_asm+0x11/0x20 [ 27.548529][ C2] [ 27.548642][ C2] -> (console_owner){....}-{0:0} { [ 27.548781][ C2] INITIAL USE at: [ 27.548884][ C2] } [ 27.548997][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.549192][ C2] ... acquired at: [ 27.549335][ C2] __lock_acquire+0x518/0xc20 [ 27.549474][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.549658][ C2] console_lock_spinning_enable+0x5c/0x60 [ 27.549825][ C2] console_emit_next_record+0x1d1/0x4c0 [ 27.550003][ C2] console_flush_one_record+0x46f/0x710 [ 27.550134][ C2] console_unlock+0xee/0x1f0 [ 27.550313][ C2] vprintk_emit+0x37c/0x3e0 [ 27.550452][ C2] _printk+0xc7/0x100 [ 27.550598][ C2] br_set_state+0x22f/0x430 [bridge] [ 27.550745][ C2] br_init_port+0xc4/0x200 [bridge] [ 27.550932][ C2] br_stp_enable_port+0x12/0x50 [bridge] [ 27.551104][ C2] br_port_carrier_check+0x220/0x430 [bridge] [ 27.551325][ C2] br_device_event+0x52d/0x8f0 [bridge] [ 27.551514][ C2] notifier_call_chain+0xae/0x300 [ 27.551647][ C2] netif_state_change+0x139/0x340 [ 27.551828][ C2] __linkwatch_run_queue+0x34c/0x750 [ 27.551961][ C2] linkwatch_event+0x7f/0xb0 [ 27.552138][ C2] process_one_work+0xe3e/0x1560 [ 27.552275][ C2] worker_thread+0x4f1/0xd60 [ 27.552458][ C2] kthread+0x367/0x460 [ 27.552557][ C2] ret_from_fork+0x474/0x6b0 [ 27.552687][ C2] ret_from_fork_asm+0x11/0x20 [ 27.552867][ C2] [ 27.552932][ C2] -> (&br->lock){+.-.}-{3:3} { [ 27.553111][ C2] HARDIRQ-ON-W at: [ 27.553211][ C2] __lock_acquire+0x388/0xc20 [ 27.553389][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.553554][ C2] _raw_spin_lock_bh+0x38/0x50 [ 27.553767][ C2] recalculate_group_addr+0x51/0x120 [bridge] [ 27.554027][ C2] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 27.554231][ C2] br_changelink+0x575/0x16e0 [bridge] [ 27.554452][ C2] br_dev_newlink+0xeb/0x160 [bridge] [ 27.554674][ C2] rtnl_newlink_create+0x2d0/0x750 [ 27.554841][ C2] __rtnl_newlink+0x22b/0xa50 [ 27.555051][ C2] rtnl_newlink+0x9f1/0x11c0 [ 27.555261][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.555433][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.555643][ C2] netlink_unicast+0x486/0x750 [ 27.555807][ C2] netlink_sendmsg+0x735/0xc60 [ 27.556022][ C2] ____sys_sendmsg+0x415/0x880 [ 27.556243][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.556414][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.556629][ C2] do_syscall_64+0xff/0x530 [ 27.556841][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.557041][ C2] IN-SOFTIRQ-W at: [ 27.557187][ C2] __lock_acquire+0x388/0xc20 [ 27.557353][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.557570][ C2] _raw_spin_lock+0x33/0x40 [ 27.557783][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.557991][ C2] call_timer_fn+0x160/0x4d0 [ 27.558203][ C2] __run_timers+0x68f/0xaa0 [ 27.558418][ C2] run_timer_softirq+0xf0/0x160 [ 27.558591][ C2] handle_softirqs+0x1d3/0x900 [ 27.558805][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.558971][ C2] irq_exit_rcu+0xe/0x30 [ 27.559181][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.559428][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.559668][ C2] pv_native_safe_halt+0xf/0x10 [ 27.559837][ C2] default_idle+0x9/0x10 [ 27.560048][ C2] default_idle_call+0x6e/0xb0 [ 27.560216][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.560462][ C2] do_idle+0xd8/0x190 [ 27.560638][ C2] cpu_startup_entry+0x53/0x70 [ 27.560807][ C2] start_secondary+0x204/0x2b0 [ 27.561024][ C2] common_startup_64+0x13e/0x148 [ 27.561236][ C2] INITIAL USE at: [ 27.561335][ C2] __lock_acquire+0x388/0xc20 [ 27.561550][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.561720][ C2] _raw_spin_lock_bh+0x38/0x50 [ 27.561937][ C2] recalculate_group_addr+0x51/0x120 [bridge] [ 27.562187][ C2] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 27.562397][ C2] br_changelink+0x575/0x16e0 [bridge] [ 27.562611][ C2] br_dev_newlink+0xeb/0x160 [bridge] [ 27.562826][ C2] rtnl_newlink_create+0x2d0/0x750 [ 27.562993][ C2] __rtnl_newlink+0x22b/0xa50 [ 27.563198][ C2] rtnl_newlink+0x9f1/0x11c0 [ 27.563362][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.563575][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.563784][ C2] netlink_unicast+0x486/0x750 [ 27.563951][ C2] netlink_sendmsg+0x735/0xc60 [ 27.564166][ C2] ____sys_sendmsg+0x415/0x880 [ 27.564332][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.564503][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.564718][ C2] do_syscall_64+0xff/0x530 [ 27.564884][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.565124][ C2] } [ 27.565193][ C2] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.565443][ C2] ... acquired at: [ 27.565584][ C2] mark_lock+0x1d7/0xa00 [ 27.565716][ C2] mark_usage+0x42/0x170 [ 27.565889][ C2] __lock_acquire+0x388/0xc20 [ 27.566020][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.566191][ C2] _raw_spin_lock+0x33/0x40 [ 27.566321][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.566536][ C2] call_timer_fn+0x160/0x4d0 [ 27.566665][ C2] __run_timers+0x68f/0xaa0 [ 27.566837][ C2] run_timer_softirq+0xf0/0x160 [ 27.566965][ C2] handle_softirqs+0x1d3/0x900 [ 27.567144][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.567272][ C2] irq_exit_rcu+0xe/0x30 [ 27.567449][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.567613][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.567819][ C2] pv_native_safe_halt+0xf/0x10 [ 27.567950][ C2] default_idle+0x9/0x10 [ 27.568124][ C2] default_idle_call+0x6e/0xb0 [ 27.568253][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.568467][ C2] do_idle+0xd8/0x190 [ 27.568566][ C2] cpu_startup_entry+0x53/0x70 [ 27.568737][ C2] start_secondary+0x204/0x2b0 [ 27.568872][ C2] common_startup_64+0x13e/0x148 [ 27.569050][ C2] [ 27.569116][ C2] [ 27.569116][ C2] stack backtrace: [ 27.569328][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.569332][ C2] Tainted: [W]=WARN [ 27.569333][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.569335][ C2] Call Trace: [ 27.569336][ C2] [ 27.569339][ C2] dump_stack_lvl+0x6f/0xa0 [ 27.569343][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.569347][ C2] mark_lock_irq+0x989/0x9c0 [ 27.569350][ C2] mark_lock+0x1d7/0xa00 [ 27.569351][ C2] mark_usage+0x42/0x170 [ 27.569353][ C2] __lock_acquire+0x388/0xc20 [ 27.569355][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.569357][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.569364][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.569367][ C2] ? lock_acquire+0x13c/0x160 [ 27.569369][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.569376][ C2] _raw_spin_lock+0x33/0x40 [ 27.569377][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.569386][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.569394][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.569401][ C2] call_timer_fn+0x160/0x4d0 [ 27.569403][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 27.569405][ C2] ? debug_object_active_state+0x430/0x430 [ 27.569409][ C2] ? find_held_lock+0x2b/0x80 [ 27.569411][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.569413][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.569415][ C2] __run_timers+0x68f/0xaa0 [ 27.569417][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.569424][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.569426][ C2] ? __lock_acquire+0x518/0xc20 [ 27.569428][ C2] ? __rwlock_init+0x150/0x150 [ 27.569430][ C2] run_timer_softirq+0xf0/0x160 [ 27.569432][ C2] ? __run_timers+0xaa0/0xaa0 [ 27.569434][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.569436][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.569438][ C2] handle_softirqs+0x1d3/0x900 [ 27.569440][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.569441][ C2] ? _local_bh_enable+0xc0/0xc0 [ 27.569443][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.569445][ C2] irq_exit_rcu+0xe/0x30 [ 27.569446][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.569448][ C2] [ 27.569448][ C2] [ 27.569449][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 27.569451][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.569453][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.569455][ C2] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.569457][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 27.569459][ C2] RAX: 000000000009cf6b RBX: ff11000001bec6c0 RCX: ffffffff85ef0307 [ 27.569461][ C2] RDX: ff11000001bec6c0 RSI: ffffffff88c38af6 RDI: ffffffff8868d8e0 [ 27.569461][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.569462][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 27.569463][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 27.569464][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.569467][ C2] default_idle+0x9/0x10 [ 27.569468][ C2] default_idle_call+0x6e/0xb0 [ 27.569470][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.569471][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 27.569473][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 27.569475][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.569476][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.569478][ C2] do_idle+0xd8/0x190 [ 27.569479][ C2] cpu_startup_entry+0x53/0x70 [ 27.569481][ C2] start_secondary+0x204/0x2b0 [ 27.569482][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 27.569484][ C2] common_startup_64+0x13e/0x148 [ 27.569487][ C2] [ 39.114421][ T445] br1: port 1(veth1) entered disabled state [ 39.114445][ T445] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 39.114447][ T445] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 445, name: ip [ 39.114449][ T445] preempt_count: 202, expected: 0 [ 39.114450][ T445] RCU nest depth: 0, expected: 0 [ 39.114451][ T445] INFO: lockdep is turned off. [ 39.114452][ T445] irq event stamp: 0 [ 39.114453][ T445] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 39.114458][ T445] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 39.114464][ T445] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 39.114466][ T445] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 39.114468][ T445] Preemption disabled at: [ 39.114468][ T445] [<0000000000000000>] 0x0 [ 39.114473][ T445] CPU: 0 UID: 0 PID: 445 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 39.114477][ T445] Tainted: [W]=WARN [ 39.114478][ T445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.114479][ T445] Call Trace: [ 39.114481][ T445] [ 39.114482][ T445] dump_stack_lvl+0x6f/0xa0 [ 39.114488][ T445] __might_resched.cold+0x1fe/0x2c1 [ 39.114491][ T445] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 39.114495][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114499][ T445] __kmalloc_noprof+0x443/0x760 [ 39.114503][ T445] ? __rwlock_init+0x150/0x150 [ 39.114506][ T445] ? alloc_buf.isra.0+0x4b/0x260 [ 39.114510][ T445] ? do_raw_spin_unlock+0x59/0x250 [ 39.114512][ T445] alloc_buf.isra.0+0x4b/0x260 [ 39.114514][ T445] put_chars+0x1e1/0x2f0 [ 39.114516][ T445] ? __send_to_port+0x420/0x420 [ 39.114517][ T445] ? printk_get_next_message+0x240/0x650 [ 39.114521][ T445] hvc_console_print+0x292/0x780 [ 39.114524][ T445] ? hvc_write+0x3a0/0x3a0 [ 39.114526][ T445] ? __rwlock_init+0x150/0x150 [ 39.114528][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114530][ T445] ? lock_acquire+0x13c/0x160 [ 39.114532][ T445] console_emit_next_record+0x22f/0x4c0 [ 39.114534][ T445] ? devkmsg_read+0x4b0/0x4b0 [ 39.114536][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114538][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114539][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114541][ T445] ? lock_acquire+0x13c/0x160 [ 39.114543][ T445] ? console_flush_one_record+0x111/0x710 [ 39.114545][ T445] console_flush_one_record+0x46f/0x710 [ 39.114547][ T445] ? console_emit_next_record+0x4c0/0x4c0 [ 39.114550][ T445] console_unlock+0xee/0x1f0 [ 39.114551][ T445] ? lock_acquire+0x13c/0x160 [ 39.114553][ T445] ? console_flush_one_record+0x710/0x710 [ 39.114555][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114556][ T445] ? lock_release+0x184/0x1f0 [ 39.114558][ T445] ? lock_acquire+0x60/0x160 [ 39.114559][ T445] ? __rcu_read_lock+0x30/0x70 [ 39.114561][ T445] ? __down_trylock_console_sem+0x5e/0xa0 [ 39.114563][ T445] ? vprintk_emit+0x320/0x3e0 [ 39.114565][ T445] vprintk_emit+0x37c/0x3e0 [ 39.114567][ T445] ? wake_up_klogd_work_func+0x90/0x90 [ 39.114569][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114571][ T445] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 39.114573][ T445] ? trace_hardirqs_on+0x36/0x40 [ 39.114575][ T445] _printk+0xc7/0x100 [ 39.114578][ T445] ? snapshot_read.cold+0x21/0x21 [ 39.114580][ T445] ? ipv6_mc_down+0x17e/0x2d0 [ 39.114585][ T445] br_set_state+0x22f/0x430 [bridge] [ 39.114598][ T445] br_stp_disable_port+0x11f/0x390 [bridge] [ 39.114606][ T445] br_device_event+0x7b5/0x8f0 [bridge] [ 39.114614][ T445] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 39.114618][ T445] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 39.114620][ T445] ? addrconf_notify+0x2c8/0xf30 [ 39.114623][ T445] notifier_call_chain+0xae/0x300 [ 39.114626][ T445] __dev_notify_flags+0x23c/0x3c0 [ 39.114630][ T445] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 39.114631][ T445] ? netif_change_name+0x8c0/0x8c0 [ 39.114633][ T445] ? netif_set_allmulti+0x250/0x250 [ 39.114635][ T445] ? __kernel_text_address+0x12/0x30 [ 39.114637][ T445] ? write_profile+0xf0/0xf0 [ 39.114640][ T445] ? unwind_get_return_address+0x67/0xd0 [ 39.114643][ T445] netif_change_flags+0xfe/0x190 [ 39.114645][ T445] do_setlink.isra.0+0x1cc3/0x2750 [ 39.114648][ T445] ? stack_trace_save+0x93/0xc0 [ 39.114649][ T445] ? rtnl_link_get_size+0x350/0x350 [ 39.114650][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114652][ T445] ? stack_depot_save_flags+0x1bc/0x790 [ 39.114656][ T445] ? kasan_save_stack+0x3d/0x50 [ 39.114659][ T445] ? kasan_save_stack+0x2f/0x50 [ 39.114660][ T445] ? kasan_save_track+0x14/0x30 [ 39.114662][ T445] ? __kasan_kmalloc+0x7b/0x90 [ 39.114663][ T445] ? __kmalloc_cache_noprof+0x29a/0x620 [ 39.114665][ T445] ? rtnl_newlink+0x124/0x11c0 [ 39.114666][ T445] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 39.114667][ T445] ? netlink_rcv_skb+0x14e/0x3a0 [ 39.114670][ T445] ? netlink_unicast+0x486/0x750 [ 39.114671][ T445] ? netlink_sendmsg+0x735/0xc60 [ 39.114672][ T445] ? ____sys_sendmsg+0x415/0x880 [ 39.114675][ T445] ? ___sys_sendmsg+0x14e/0x1d0 [ 39.114676][ T445] ? __sys_sendmsg+0x12c/0x1d0 [ 39.114678][ T445] ? do_syscall_64+0xff/0x530 [ 39.114680][ T445] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 39.114682][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114684][ T445] ? lock_acquire+0x13c/0x160 [ 39.114685][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114687][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114689][ T445] ? trace_contention_end+0xb3/0x180 [ 39.114692][ T445] ? __mutex_lock+0x1db/0x1ea0 [ 39.114693][ T445] ? __mutex_lock+0x9a3/0x1ea0 [ 39.114694][ T445] ? rtnl_newlink+0x9a8/0x11c0 [ 39.114696][ T445] ? ww_mutex_lock+0x160/0x160 [ 39.114698][ T445] ? __rtnl_newlink+0x3fa/0xa50 [ 39.114700][ T445] rtnl_newlink+0x9f1/0x11c0 [ 39.114702][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114704][ T445] ? rtnl_bridge_getlink+0x850/0x850 [ 39.114705][ T445] ? lock_acquire+0x13c/0x160 [ 39.114706][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114708][ T445] ? is_bpf_text_address+0x3e/0x110 [ 39.114712][ T445] ? is_bpf_text_address+0x72/0x110 [ 39.114713][ T445] ? kernel_text_address+0x149/0x170 [ 39.114715][ T445] ? __kernel_text_address+0x12/0x30 [ 39.114716][ T445] ? write_profile+0xf0/0xf0 [ 39.114717][ T445] ? unwind_get_return_address+0x67/0xd0 [ 39.114719][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114720][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114722][ T445] ? cap_capable+0x1d7/0x3d0 [ 39.114725][ T445] ? lock_acquire+0x13c/0x160 [ 39.114727][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114729][ T445] ? rtnl_bridge_getlink+0x850/0x850 [ 39.114730][ T445] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 39.114731][ T445] ? rtnl_link_fill+0x920/0x920 [ 39.114733][ T445] ? filter_irq_stacks+0xd0/0xd0 [ 39.114734][ T445] ? stack_depot_save_flags+0x1bc/0x790 [ 39.114737][ T445] netlink_rcv_skb+0x14e/0x3a0 [ 39.114738][ T445] ? rtnl_link_fill+0x920/0x920 [ 39.114739][ T445] ? lock_release+0x184/0x1f0 [ 39.114741][ T445] ? netlink_ack+0xcf0/0xcf0 [ 39.114742][ T445] ? __netlink_lookup+0xb9/0x6b0 [ 39.114745][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114746][ T445] ? lock_release+0x184/0x1f0 [ 39.114748][ T445] netlink_unicast+0x486/0x750 [ 39.114750][ T445] ? netlink_attachskb+0x810/0x810 [ 39.114752][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114753][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114755][ T445] ? lock_acquire+0x13c/0x160 [ 39.114757][ T445] netlink_sendmsg+0x735/0xc60 [ 39.114759][ T445] ? netlink_unicast+0x750/0x750 [ 39.114761][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114763][ T445] ? lock_release+0x184/0x1f0 [ 39.114764][ T445] ____sys_sendmsg+0x415/0x880 [ 39.114766][ T445] ? copy_msghdr_from_user+0x279/0x420 [ 39.114768][ T445] ? get_timestamp.constprop.0+0x390/0x390 [ 39.114769][ T445] ? move_addr_to_kernel+0x40/0x40 [ 39.114771][ T445] ? filter_irq_stacks+0xd0/0xd0 [ 39.114773][ T445] ___sys_sendmsg+0x14e/0x1d0 [ 39.114775][ T445] ? copy_msghdr_from_user+0x420/0x420 [ 39.114780][ T445] __sys_sendmsg+0x12c/0x1d0 [ 39.114781][ T445] ? __sys_sendmsg_sock+0x20/0x20 [ 39.114784][ T445] ? rcu_is_watching+0x16/0xd0 [ 39.114786][ T445] do_syscall_64+0xff/0x530 [ 39.114787][ T445] ? exc_page_fault+0xee/0x100 [ 39.114790][ T445] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 39.114791][ T445] RIP: 0033:0x7fe508e8d54e [ 39.114793][ T445] 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 [ 39.114795][ T445] RSP: 002b:00007fffc4354e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.114798][ T445] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe508e8d54e [ 39.114800][ T445] RDX: 0000000000000000 RSI: 00007fffc4354eb0 RDI: 0000000000000005 [ 39.114801][ T445] RBP: 00007fffc4354e10 R08: 0000000000000000 R09: 0000000000000000 [ 39.114802][ T445] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91814e [ 39.114802][ T445] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc4355570 [ 39.114805][ T445] [ 39.143284][ T445] ip (445) used greatest stack depth: 23016 bytes left [ 39.171242][ T446] veth1: left allmulticast mode [ 39.171530][ T446] veth1: left promiscuous mode [ 39.171901][ T446] br1: port 1(veth1) entered disabled state