[ 11.429176][ T224] systemd-sysctl (224) used greatest stack depth: 23840 bytes left [ 11.429193][ T224] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.429195][ T224] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 224, name: systemd-sysctl [ 11.429197][ T224] preempt_count: 2, expected: 0 [ 11.429198][ T224] RCU nest depth: 0, expected: 0 [ 11.429199][ T224] locks held by systemd-sysctl/224: 5, last CPU#1: [ 11.429201][ T224] #0: ffffffff8ba027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.429213][ T224] #1: ffffffff8bb69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.429219][ T224] #2: ffffffff8bb69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.429223][ T224] #3: ffffffff8ba89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.429227][ T224] #4: ffffffff8ba89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.429231][ T224] irq event stamp: 39520 [ 11.429232][ T224] hardirqs last enabled at (39519): [] __down_trylock_console_sem+0x86/0xa0 [ 11.429234][ T224] hardirqs last disabled at (39520): [] console_emit_next_record+0x3d4/0x4c0 [ 11.429243][ T224] softirqs last enabled at (39162): [] handle_softirqs+0x67c/0x900 [ 11.429245][ T224] softirqs last disabled at (39157): [] __irq_exit_rcu+0x145/0x1c0 [ 11.429247][ T224] Preemption disabled at: [ 11.429248][ T224] [<0000000000000000>] 0x0 [ 11.429255][ T224] CPU: 1 UID: 0 PID: 224 Comm: systemd-sysctl Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.429258][ T224] Tainted: [W]=WARN [ 11.429259][ T224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.429261][ T224] Call Trace: [ 11.429262][ T224] [ 11.429264][ T224] dump_stack_lvl+0x6f/0xa0 [ 11.429270][ T224] __might_resched.cold+0x1fe/0x2c1 [ 11.429275][ T224] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.429279][ T224] ? __kmalloc_noprof+0xdb/0x760 [ 11.429284][ T224] __kmalloc_noprof+0x443/0x760 [ 11.429286][ T224] ? alloc_buf.isra.0+0x4b/0x260 [ 11.429292][ T224] ? do_raw_spin_unlock+0x59/0x250 [ 11.429294][ T224] alloc_buf.isra.0+0x4b/0x260 [ 11.429298][ T224] put_chars+0x1e1/0x2f0 [ 11.429301][ T224] ? __send_to_port+0x420/0x420 [ 11.429302][ T224] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.429307][ T224] ? validate_chain+0x38b/0xc20 [ 11.429311][ T224] hvc_console_print+0x292/0x780 [ 11.429318][ T224] ? hvc_write+0x3a0/0x3a0 [ 11.429320][ T224] ? rcu_is_watching+0x16/0xd0 [ 11.429322][ T224] ? lock_acquire+0x13c/0x160 [ 11.429326][ T224] console_emit_next_record+0x22f/0x4c0 [ 11.429330][ T224] ? devkmsg_read+0x4b0/0x4b0 [ 11.429331][ T224] ? console_flush_one_record+0x106/0x710 [ 11.429335][ T224] ? rcu_is_watching+0x16/0xd0 [ 11.429337][ T224] ? lock_acquire+0x13c/0x160 [ 11.429341][ T224] console_flush_one_record+0x46f/0x710 [ 11.429345][ T224] ? console_emit_next_record+0x4c0/0x4c0 [ 11.429347][ T224] ? __lock_acquire+0x518/0xc20 [ 11.429352][ T224] console_unlock+0xee/0x1f0 [ 11.429354][ T224] ? console_flush_one_record+0x710/0x710 [ 11.429356][ T224] ? rcu_is_watching+0x16/0xd0 [ 11.429358][ T224] ? lock_acquire+0x60/0x160 [ 11.429362][ T224] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.429364][ T224] ? vprintk_emit+0x320/0x3e0 [ 11.429367][ T224] vprintk_emit+0x37c/0x3e0 [ 11.429371][ T224] ? wake_up_klogd_work_func+0x90/0x90 [ 11.429374][ T224] ? __lock_acquire+0x518/0xc20 [ 11.429378][ T224] _printk+0xc7/0x100 [ 11.429381][ T224] ? snapshot_read.cold+0x21/0x21 [ 11.429384][ T224] ? do_raw_spin_lock+0x131/0x280 [ 11.429387][ T224] ? __rwlock_init+0x150/0x150 [ 11.429394][ T224] ? do_raw_spin_lock+0x131/0x280 [ 11.429396][ T224] do_exit.cold+0x82/0x9c [ 11.429400][ T224] ? exit_notify+0x890/0x890 [ 11.429402][ T224] ? __lock_release.isra.0+0x69/0x1a0 [ 11.429405][ T224] ? rcu_is_watching+0x16/0xd0 [ 11.429409][ T224] do_group_exit+0xb8/0x370 [ 11.429412][ T224] __x64_sys_exit_group+0x3c/0x50 [ 11.429414][ T224] x64_sys_call+0x1567/0x1570 [ 11.429416][ T224] do_syscall_64+0xff/0x530 [ 11.429419][ T224] ? exc_page_fault+0xee/0x100 [ 11.429422][ T224] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.429424][ T224] RIP: 0033:0x7f75debfa1b8 [ 11.429426][ T224] Code: Unable to access opcode bytes at 0x7f75debfa18e. [ 11.429428][ T224] RSP: 002b:00007ffdb0917678 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.429430][ T224] RAX: ffffffffffffffda RBX: 00007f75ded2af88 RCX: 00007f75debfa1b8 [ 11.429431][ T224] RDX: 00007f75de458408 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 11.429432][ T224] RBP: 00007ffdb09176d0 R08: 0000000000000000 R09: 0000000000000050 [ 11.429433][ T224] R10: 00007ffdb09174d0 R11: 0000000000000246 R12: 0000000000000001 [ 11.429434][ T224] R13: 0000000000000000 R14: 00007f75ded29680 R15: 00007f75ded2afa0 [ 11.429441][ T224] [ 11.622680][ T230] 8021q: 802.1Q VLAN Support v1.8 [ 12.670182][ T266] br0: port 1(veth1) entered blocking state [ 12.670295][ T266] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.670298][ T266] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 266, name: ip [ 12.670299][ T266] preempt_count: 1, expected: 0 [ 12.670300][ T266] RCU nest depth: 0, expected: 0 [ 12.670301][ T266] locks held by ip/266: 5, last CPU#1: [ 12.670304][ T266] #0: ffffffff8c2d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 12.670315][ T266] #1: ffffffff8bb69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.670321][ T266] #2: ffffffff8bb69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.670325][ T266] #3: ffffffff8ba89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.670329][ T266] #4: ffffffff8ba89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.670332][ T266] irq event stamp: 19684 [ 12.670333][ T266] hardirqs last enabled at (19683): [] __down_trylock_console_sem+0x86/0xa0 [ 12.670336][ T266] hardirqs last disabled at (19684): [] console_emit_next_record+0x3d4/0x4c0 [ 12.670338][ T266] softirqs last enabled at (19592): [] __alloc_skb+0x4c2/0x5f0 [ 12.670341][ T266] softirqs last disabled at (19590): [] __alloc_skb+0x4c2/0x5f0 [ 12.670343][ T266] Preemption disabled at: [ 12.670344][ T266] [] vprintk_emit+0x31b/0x3e0 [ 12.670349][ T266] CPU: 1 UID: 0 PID: 266 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.670353][ T266] Tainted: [W]=WARN [ 12.670353][ T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.670355][ T266] Call Trace: [ 12.670357][ T266] [ 12.670358][ T266] dump_stack_lvl+0x6f/0xa0 [ 12.670364][ T266] ? vprintk_emit+0x31b/0x3e0 [ 12.670366][ T266] __might_resched.cold+0x1fe/0x2c1 [ 12.670371][ T266] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.670374][ T266] ? __kmalloc_noprof+0xdb/0x760 [ 12.670379][ T266] __kmalloc_noprof+0x443/0x760 [ 12.670382][ T266] ? alloc_buf.isra.0+0x4b/0x260 [ 12.670387][ T266] ? do_raw_spin_unlock+0x59/0x250 [ 12.670389][ T266] alloc_buf.isra.0+0x4b/0x260 [ 12.670396][ T266] put_chars+0x1e1/0x2f0 [ 12.670398][ T266] ? __send_to_port+0x420/0x420 [ 12.670402][ T266] ? validate_chain+0x34a/0xc20 [ 12.670406][ T266] hvc_console_print+0x292/0x780 [ 12.670409][ T266] ? mark_usage+0x61/0x170 [ 12.670411][ T266] ? __lock_acquire+0x518/0xc20 [ 12.670412][ T266] ? __lock_acquire+0x518/0xc20 [ 12.670416][ T266] ? hvc_write+0x3a0/0x3a0 [ 12.670418][ T266] ? console_emit_next_record+0x1df/0x4c0 [ 12.670421][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.670425][ T266] ? lock_acquire+0x13c/0x160 [ 12.670429][ T266] console_emit_next_record+0x22f/0x4c0 [ 12.670432][ T266] ? devkmsg_read+0x4b0/0x4b0 [ 12.670434][ T266] ? console_flush_one_record+0x106/0x710 [ 12.670437][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.670439][ T266] ? lock_acquire+0x13c/0x160 [ 12.670443][ T266] console_flush_one_record+0x46f/0x710 [ 12.670447][ T266] ? console_emit_next_record+0x4c0/0x4c0 [ 12.670449][ T266] ? __lock_acquire+0x518/0xc20 [ 12.670454][ T266] console_unlock+0xee/0x1f0 [ 12.670457][ T266] ? console_flush_one_record+0x710/0x710 [ 12.670458][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.670461][ T266] ? lock_acquire+0x60/0x160 [ 12.670464][ T266] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.670466][ T266] ? vprintk_emit+0x320/0x3e0 [ 12.670469][ T266] vprintk_emit+0x37c/0x3e0 [ 12.670473][ T266] ? wake_up_klogd_work_func+0x90/0x90 [ 12.670475][ T266] ? __lock_release.isra.0+0x69/0x1a0 [ 12.670476][ T266] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.670480][ T266] ? mark_held_locks+0x40/0x70 [ 12.670484][ T266] _printk+0xc7/0x100 [ 12.670487][ T266] ? snapshot_read.cold+0x21/0x21 [ 12.670491][ T266] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 12.670503][ T266] ? do_setlink.isra.0+0xa31/0x2750 [ 12.670505][ T266] ? rtnl_newlink+0x9f1/0x11c0 [ 12.670506][ T266] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.670510][ T266] br_set_state+0x22f/0x430 [bridge] [ 12.670520][ T266] br_init_port+0xc4/0x200 [bridge] [ 12.670528][ T266] new_nbp+0x39c/0x580 [bridge] [ 12.670537][ T266] br_add_if+0x212/0x1320 [bridge] [ 12.670544][ T266] ? is_bpf_text_address+0x72/0x110 [ 12.670548][ T266] ? kernel_text_address+0x149/0x170 [ 12.670551][ T266] ? __kernel_text_address+0x12/0x30 [ 12.670555][ T266] do_set_master+0x357/0x580 [ 12.670560][ T266] do_setlink.isra.0+0xa31/0x2750 [ 12.670563][ T266] ? stack_trace_save+0x93/0xc0 [ 12.670566][ T266] ? rtnl_link_get_size+0x350/0x350 [ 12.670567][ T266] ? rcu_read_lock_any_held+0x66/0x90 [ 12.670569][ T266] ? stack_depot_save_flags+0x38e/0x790 [ 12.670573][ T266] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.670576][ T266] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.670577][ T266] ? validate_chain+0x38b/0xc20 [ 12.670580][ T266] ? kasan_save_stack+0x3d/0x50 [ 12.670583][ T266] ? kasan_save_stack+0x2f/0x50 [ 12.670584][ T266] ? kasan_save_track+0x14/0x30 [ 12.670587][ T266] ? __lock_acquire+0x518/0xc20 [ 12.670589][ T266] ? netlink_seq_next+0x4e/0x60 [ 12.670592][ T266] ? ___sys_sendmsg+0xb0/0x1d0 [ 12.670596][ T266] ? lock_acquire.part.0+0xd4/0x280 [ 12.670598][ T266] ? rtnl_newlink+0x9a8/0x11c0 [ 12.670601][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.670603][ T266] ? lock_acquire+0x13c/0x160 [ 12.670604][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.670606][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.670609][ T266] ? trace_contention_end+0xb3/0x180 [ 12.670612][ T266] ? __mutex_lock+0x1db/0x1ea0 [ 12.670614][ T266] ? __mutex_lock+0x9a3/0x1ea0 [ 12.670616][ T266] ? rtnl_newlink+0x9a8/0x11c0 [ 12.670619][ T266] ? ww_mutex_lock+0x160/0x160 [ 12.670621][ T266] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.670625][ T266] ? __rtnl_newlink+0x3fa/0xa50 [ 12.670630][ T266] rtnl_newlink+0x9f1/0x11c0 [ 12.670635][ T266] ? rtnl_bridge_getlink+0x850/0x850 [ 12.670637][ T266] ? __lock_acquire+0x518/0xc20 [ 12.670641][ T266] ? lock_acquire.part.0+0xd4/0x280 [ 12.670643][ T266] ? find_held_lock+0x2b/0x80 [ 12.670645][ T266] ? rtnl_bridge_getlink+0x850/0x850 [ 12.670647][ T266] ? __lock_release.isra.0+0x69/0x1a0 [ 12.670650][ T266] ? rtnl_bridge_getlink+0x850/0x850 [ 12.670652][ T266] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.670655][ T266] ? rtnl_link_fill+0x920/0x920 [ 12.670657][ T266] ? __lock_acquire+0x518/0xc20 [ 12.670661][ T266] ? lock_acquire.part.0+0xd4/0x280 [ 12.670663][ T266] ? find_held_lock+0x2b/0x80 [ 12.670666][ T266] netlink_rcv_skb+0x14e/0x3a0 [ 12.670668][ T266] ? rtnl_link_fill+0x920/0x920 [ 12.670671][ T266] ? netlink_ack+0xcf0/0xcf0 [ 12.670676][ T266] ? netlink_deliver_tap+0xc5/0x330 [ 12.670678][ T266] ? netlink_deliver_tap+0x13c/0x330 [ 12.670682][ T266] netlink_unicast+0x486/0x750 [ 12.670686][ T266] ? netlink_attachskb+0x810/0x810 [ 12.670688][ T266] ? __lock_acquire+0x518/0xc20 [ 12.670692][ T266] netlink_sendmsg+0x735/0xc60 [ 12.670696][ T266] ? netlink_unicast+0x750/0x750 [ 12.670699][ T266] ? __might_fault+0x97/0x140 [ 12.670704][ T266] ____sys_sendmsg+0x415/0x880 [ 12.670706][ T266] ? copy_msghdr_from_user+0x279/0x420 [ 12.670709][ T266] ? get_timestamp.constprop.0+0x390/0x390 [ 12.670710][ T266] ? move_addr_to_kernel+0x40/0x40 [ 12.670717][ T266] ___sys_sendmsg+0x14e/0x1d0 [ 12.670720][ T266] ? copy_msghdr_from_user+0x420/0x420 [ 12.670735][ T266] __sys_sendmsg+0x12c/0x1d0 [ 12.670738][ T266] ? __sys_sendmsg_sock+0x20/0x20 [ 12.670744][ T266] ? rcu_is_watching+0x16/0xd0 [ 12.670747][ T266] do_syscall_64+0xff/0x530 [ 12.670749][ T266] ? exc_page_fault+0xee/0x100 [ 12.670752][ T266] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.670755][ T266] RIP: 0033:0x7f4fc924454e [ 12.670758][ T266] 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 [ 12.670760][ T266] RSP: 002b:00007ffda58bc970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.670762][ T266] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4fc924454e [ 12.670764][ T266] RDX: 0000000000000000 RSI: 00007ffda58bca20 RDI: 0000000000000005 [ 12.670765][ T266] RBP: 00007ffda58bc980 R08: 0000000000000000 R09: 0000000000000000 [ 12.670765][ T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90df00 [ 12.670766][ T266] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda58bd0e0 [ 12.670773][ T266] [ 12.710666][ T266] br0: port 1(veth1) entered disabled state [ 12.711009][ T266] veth1: entered allmulticast mode [ 12.712714][ T266] veth1: entered promiscuous mode [ 12.730338][ T266] ip (266) used greatest stack depth: 23336 bytes left [ 12.761232][ T38] br0: port 1(veth1) entered blocking state [ 12.762051][ T38] br0: port 1(veth1) entered forwarding state [ 12.818153][ T270] br0: port 2(veth2) entered blocking state [ 12.818919][ T270] br0: port 2(veth2) entered disabled state [ 12.819237][ T270] veth2: entered allmulticast mode [ 12.820888][ T270] veth2: entered promiscuous mode [ 12.862745][ T189] br0: port 2(veth2) entered blocking state [ 12.863232][ T189] br0: port 2(veth2) entered forwarding state [ 28.018464][ C2] [ 28.018481][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 28.018484][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/2 [ 28.018485][ C2] preempt_count: 104, expected: 0 [ 28.018486][ C2] RCU nest depth: 0, expected: 0 [ 28.018487][ C2] INFO: lockdep is turned off. [ 28.018488][ C2] irq event stamp: 1054710 [ 28.018489][ C2] hardirqs last enabled at (1054710): [] _raw_spin_unlock_irq+0x28/0x50 [ 28.018498][ C2] hardirqs last disabled at (1054709): [] _raw_spin_lock_irq+0x4a/0x50 [ 28.018500][ C2] softirqs last enabled at (1054694): [] handle_softirqs+0x67c/0x900 [ 28.018504][ C2] softirqs last disabled at (1054707): [] __irq_exit_rcu+0x145/0x1c0 [ 28.018505][ C2] Preemption disabled at: [ 28.018506][ C2] [<0000000000000000>] 0x0 [ 28.018513][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.018517][ C2] Tainted: [W]=WARN [ 28.018518][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.018520][ C2] Call Trace: [ 28.018521][ C2] [ 28.018523][ C2] dump_stack_lvl+0x6f/0xa0 [ 28.018529][ C2] __might_resched.cold+0x1fe/0x2c1 [ 28.018532][ C2] ? find_held_lock+0x2b/0x80 [ 28.018535][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 28.018538][ C2] ? __asan_memcpy+0x3c/0x60 [ 28.018541][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.018544][ C2] __kmalloc_noprof+0x443/0x760 [ 28.018548][ C2] ? __rwlock_init+0x150/0x150 [ 28.018549][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 28.018553][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 28.018554][ C2] alloc_buf.isra.0+0x4b/0x260 [ 28.018556][ C2] put_chars+0x1e1/0x2f0 [ 28.018558][ C2] ? __send_to_port+0x420/0x420 [ 28.018560][ C2] ? console_prepend_replay+0x20/0x20 [ 28.018563][ C2] hvc_console_print+0x292/0x780 [ 28.018567][ C2] ? hvc_write+0x3a0/0x3a0 [ 28.018568][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.018570][ C2] ? lock_acquire+0x13c/0x160 [ 28.018572][ C2] console_emit_next_record+0x22f/0x4c0 [ 28.018574][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 28.018576][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.018578][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.018580][ C2] ? lock_acquire+0x13c/0x160 [ 28.018581][ C2] ? console_flush_one_record+0x111/0x710 [ 28.018583][ C2] console_flush_one_record+0x46f/0x710 [ 28.018585][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 28.018588][ C2] console_unlock+0xee/0x1f0 [ 28.018590][ C2] ? lock_acquire+0x13c/0x160 [ 28.018591][ C2] ? console_flush_one_record+0x710/0x710 [ 28.018593][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.018594][ C2] ? lock_release+0x184/0x1f0 [ 28.018596][ C2] ? lock_acquire+0x60/0x160 [ 28.018598][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 28.018599][ C2] ? vprintk_emit+0x320/0x3e0 [ 28.018601][ C2] vprintk_emit+0x37c/0x3e0 [ 28.018604][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 28.018606][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.018618][ C2] ? lock_release+0x184/0x1f0 [ 28.018619][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.018626][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.018632][ C2] ? is_module_text_address+0x154/0x250 [ 28.018636][ C2] _printk+0xc7/0x100 [ 28.018639][ C2] ? snapshot_read.cold+0x21/0x21 [ 28.018640][ C2] ? arch_stack_walk+0xd7/0x130 [ 28.018645][ C2] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 28.018647][ C2] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 28.018649][ C2] print_irq_inversion_bug.part.0+0x32/0xc0 [ 28.018651][ C2] mark_lock_irq+0x989/0x9c0 [ 28.018654][ C2] mark_lock+0x1d7/0xa00 [ 28.018655][ C2] mark_usage+0x42/0x170 [ 28.018657][ C2] __lock_acquire+0x388/0xc20 [ 28.018659][ C2] lock_acquire.part.0+0xd4/0x280 [ 28.018661][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.018667][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.018669][ C2] ? lock_acquire+0x13c/0x160 [ 28.018671][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.018677][ C2] _raw_spin_lock+0x33/0x40 [ 28.018679][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.018685][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.018691][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.018697][ C2] call_timer_fn+0x160/0x4d0 [ 28.018700][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 28.018701][ C2] ? debug_object_active_state+0x430/0x430 [ 28.018705][ C2] ? find_held_lock+0x2b/0x80 [ 28.018707][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 28.018708][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.018710][ C2] __run_timers+0x68f/0xaa0 [ 28.018712][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.018719][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 28.018721][ C2] ? __lock_acquire+0x518/0xc20 [ 28.018723][ C2] ? __rwlock_init+0x150/0x150 [ 28.018725][ C2] run_timer_softirq+0xf0/0x160 [ 28.018727][ C2] ? __run_timers+0xaa0/0xaa0 [ 28.018729][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 28.018731][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.018733][ C2] handle_softirqs+0x1d3/0x900 [ 28.018735][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 28.018737][ C2] ? _local_bh_enable+0xc0/0xc0 [ 28.018738][ C2] __irq_exit_rcu+0x145/0x1c0 [ 28.018740][ C2] irq_exit_rcu+0xe/0x30 [ 28.018742][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.018744][ C2] [ 28.018745][ C2] [ 28.018746][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.018748][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 28.018751][ C2] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 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 [ 28.018752][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 28.018755][ C2] RAX: 00000000001017f1 RBX: ff11000001bec6c0 RCX: ffffffff888f0307 [ 28.018757][ C2] RDX: ff11000001bec6c0 RSI: ffffffff8b638b1c RDI: ffffffff8b08d8e0 [ 28.018757][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 28.018758][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 28.018759][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 28.018761][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.018764][ C2] default_idle+0x9/0x10 [ 28.018766][ C2] default_idle_call+0x6e/0xb0 [ 28.018768][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.018769][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 28.018771][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 28.018773][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.018775][ C2] do_idle+0xd8/0x190 [ 28.018777][ C2] cpu_startup_entry+0x53/0x70 [ 28.018778][ C2] start_secondary+0x204/0x2b0 [ 28.018780][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 28.018782][ C2] common_startup_64+0x13e/0x148 [ 28.018786][ C2] [ 28.044549][ C2] ======================================================== [ 28.044734][ C2] WARNING: possible irq lock inversion dependency detected [ 28.044963][ C2] 7.2.0-virtme #1 Tainted: G W [ 28.045163][ C2] -------------------------------------------------------- [ 28.045400][ C2] swapper/2/0 just changed the state of lock: [ 28.045549][ C2] ff11000013242e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.045848][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 28.046075][ C2] (fs_reclaim){+.+.}-{0:0} [ 28.046077][ C2] [ 28.046077][ C2] [ 28.046077][ C2] and interrupts could create inverse lock ordering between them. [ 28.046077][ C2] [ 28.046628][ C2] [ 28.046628][ C2] other info that might help us debug this: [ 28.046854][ C2] Chain exists of: [ 28.046854][ C2] &br->lock --> console_owner --> fs_reclaim [ 28.046854][ C2] [ 28.047180][ C2] Possible interrupt unsafe locking scenario: [ 28.047180][ C2] [ 28.047378][ C2] CPU0 CPU1 [ 28.047503][ C2] ---- ---- [ 28.047625][ C2] lock(fs_reclaim); [ 28.047720][ C2] local_irq_disable(); [ 28.047879][ C2] lock(&br->lock); [ 28.048088][ C2] lock(console_owner); [ 28.048303][ C2] [ 28.048398][ C2] lock(&br->lock); [ 28.048495][ C2] [ 28.048495][ C2] *** DEADLOCK *** [ 28.048495][ C2] [ 28.048722][ C2] locks held by swapper/2/0: 1, last CPU#2: [ 28.048922][ C2] #0: ffa0000000228c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 28.049223][ C2] [ 28.049223][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 28.049449][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 28.049577][ C2] HARDIRQ-ON-W at: [ 28.049722][ C2] __lock_acquire+0x388/0xc20 [ 28.049885][ C2] lock_acquire.part.0+0xd4/0x280 [ 28.050090][ C2] fs_reclaim_acquire+0xd5/0x120 [ 28.050247][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 28.050527][ C2] kthread_create_worker_on_node+0xea/0x210 [ 28.050763][ C2] workqueue_init+0x2a/0x680 [ 28.050969][ C2] kernel_init_freeable+0x2fe/0x630 [ 28.051155][ C2] kernel_init+0x21/0x150 [ 28.051370][ C2] ret_from_fork+0x474/0x6b0 [ 28.051574][ C2] ret_from_fork_asm+0x11/0x20 [ 28.051732][ C2] SOFTIRQ-ON-W at: [ 28.051870][ C2] __lock_acquire+0x388/0xc20 [ 28.052028][ C2] lock_acquire.part.0+0xd4/0x280 [ 28.052233][ C2] fs_reclaim_acquire+0xd5/0x120 [ 28.052408][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 28.052639][ C2] kthread_create_worker_on_node+0xea/0x210 [ 28.052874][ C2] workqueue_init+0x2a/0x680 [ 28.053081][ C2] kernel_init_freeable+0x2fe/0x630 [ 28.053274][ C2] kernel_init+0x21/0x150 [ 28.053483][ C2] ret_from_fork+0x474/0x6b0 [ 28.053682][ C2] ret_from_fork_asm+0x11/0x20 [ 28.053836][ C2] INITIAL USE at: [ 28.053977][ C2] __lock_acquire+0x388/0xc20 [ 28.054130][ C2] lock_acquire.part.0+0xd4/0x280 [ 28.054346][ C2] fs_reclaim_acquire+0xd5/0x120 [ 28.054500][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 28.054731][ C2] kthread_create_worker_on_node+0xea/0x210 [ 28.054985][ C2] workqueue_init+0x2a/0x680 [ 28.055184][ C2] kernel_init_freeable+0x2fe/0x630 [ 28.055350][ C2] kernel_init+0x21/0x150 [ 28.055548][ C2] ret_from_fork+0x474/0x6b0 [ 28.055700][ C2] ret_from_fork_asm+0x11/0x20 [ 28.055900][ C2] } [ 28.055966][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 28.056196][ C2] ... acquired at: [ 28.056302][ C2] __lock_acquire+0x518/0xc20 [ 28.056477][ C2] lock_acquire.part.0+0xd4/0x280 [ 28.056598][ C2] fs_reclaim_acquire+0xd5/0x120 [ 28.056763][ C2] __kmalloc_noprof+0xd3/0x760 [ 28.056885][ C2] alloc_buf.isra.0+0x4b/0x260 [ 28.057061][ C2] put_chars+0x1e1/0x2f0 [ 28.057187][ C2] hvc_console_print+0x292/0x780 [ 28.057367][ C2] console_emit_next_record+0x22f/0x4c0 [ 28.057491][ C2] console_flush_one_record+0x46f/0x710 [ 28.057662][ C2] console_unlock+0xee/0x1f0 [ 28.057783][ C2] vprintk_emit+0x37c/0x3e0 [ 28.057950][ C2] _printk+0xc7/0x100 [ 28.058044][ C2] seg6_init+0x48/0x50 [ 28.058184][ C2] inet6_init+0x2d8/0x3e0 [ 28.058321][ C2] do_one_initcall+0x124/0x4f0 [ 28.058441][ C2] kernel_init_freeable+0x596/0x630 [ 28.058562][ C2] kernel_init+0x21/0x150 [ 28.058730][ C2] ret_from_fork+0x474/0x6b0 [ 28.058855][ C2] ret_from_fork_asm+0x11/0x20 [ 28.059024][ C2] [ 28.059089][ C2] -> (console_owner){....}-{0:0} { [ 28.059214][ C2] INITIAL USE at: [ 28.059368][ C2] } [ 28.059434][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 28.059662][ C2] ... acquired at: [ 28.059750][ C2] __lock_acquire+0x518/0xc20 [ 28.059916][ C2] lock_acquire.part.0+0xd4/0x280 [ 28.060040][ C2] console_lock_spinning_enable+0x5c/0x60 [ 28.060241][ C2] console_emit_next_record+0x1d1/0x4c0 [ 28.060376][ C2] console_flush_one_record+0x46f/0x710 [ 28.060545][ C2] console_unlock+0xee/0x1f0 [ 28.060669][ C2] vprintk_emit+0x37c/0x3e0 [ 28.060837][ C2] _printk+0xc7/0x100 [ 28.060929][ C2] br_set_state+0x22f/0x430 [bridge] [ 28.061107][ C2] br_init_port+0xc4/0x200 [bridge] [ 28.061235][ C2] br_stp_enable_port+0x12/0x50 [bridge] [ 28.061455][ C2] br_port_carrier_check+0x220/0x430 [bridge] [ 28.061615][ C2] br_device_event+0x52d/0x8f0 [bridge] [ 28.061789][ C2] notifier_call_chain+0xae/0x300 [ 28.061911][ C2] netif_state_change+0x139/0x340 [ 28.062080][ C2] __linkwatch_run_queue+0x34c/0x750 [ 28.062206][ C2] linkwatch_event+0x7f/0xb0 [ 28.062394][ C2] process_one_work+0xe3e/0x1560 [ 28.062518][ C2] worker_thread+0x4f1/0xd60 [ 28.062686][ C2] kthread+0x367/0x460 [ 28.062779][ C2] ret_from_fork+0x474/0x6b0 [ 28.062946][ C2] ret_from_fork_asm+0x11/0x20 [ 28.063071][ C2] [ 28.063180][ C2] -> (&br->lock){+.-.}-{3:3} { [ 28.063319][ C2] HARDIRQ-ON-W at: [ 28.063414][ C2] __lock_acquire+0x388/0xc20 [ 28.063619][ C2] lock_acquire.part.0+0xd4/0x280 [ 28.063821][ C2] _raw_spin_lock_bh+0x38/0x50 [ 28.063977][ C2] br_stp_enable_bridge+0x23/0x340 [bridge] [ 28.064218][ C2] br_dev_open+0x94/0x120 [bridge] [ 28.064442][ C2] __dev_open+0x2f3/0x610 [ 28.064597][ C2] __dev_change_flags+0x4a4/0x660 [ 28.064802][ C2] netif_change_flags+0x87/0x190 [ 28.065004][ C2] do_setlink.isra.0+0x1cc3/0x2750 [ 28.065159][ C2] rtnl_newlink+0x9f1/0x11c0 [ 28.065374][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.065529][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 28.065732][ C2] netlink_unicast+0x486/0x750 [ 28.065931][ C2] netlink_sendmsg+0x735/0xc60 [ 28.066086][ C2] ____sys_sendmsg+0x415/0x880 [ 28.066301][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 28.066503][ C2] __sys_sendmsg+0x12c/0x1d0 [ 28.066660][ C2] do_syscall_64+0xff/0x530 [ 28.066864][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.067095][ C2] IN-SOFTIRQ-W at: [ 28.067190][ C2] __lock_acquire+0x388/0xc20 [ 28.067406][ C2] lock_acquire.part.0+0xd4/0x280 [ 28.067565][ C2] _raw_spin_lock+0x33/0x40 [ 28.067764][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.068001][ C2] call_timer_fn+0x160/0x4d0 [ 28.068158][ C2] __run_timers+0x68f/0xaa0 [ 28.068373][ C2] run_timer_softirq+0xf0/0x160 [ 28.068531][ C2] handle_softirqs+0x1d3/0x900 [ 28.068734][ C2] __irq_exit_rcu+0x145/0x1c0 [ 28.068936][ C2] irq_exit_rcu+0xe/0x30 [ 28.069091][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.069335][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.069571][ C2] pv_native_safe_halt+0xf/0x10 [ 28.069728][ C2] default_idle+0x9/0x10 [ 28.069931][ C2] default_idle_call+0x6e/0xb0 [ 28.070134][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.070335][ C2] do_idle+0xd8/0x190 [ 28.070505][ C2] cpu_startup_entry+0x53/0x70 [ 28.070705][ C2] start_secondary+0x204/0x2b0 [ 28.070862][ C2] common_startup_64+0x13e/0x148 [ 28.071065][ C2] INITIAL USE at: [ 28.071159][ C2] __lock_acquire+0x388/0xc20 [ 28.071376][ C2] lock_acquire.part.0+0xd4/0x280 [ 28.071533][ C2] _raw_spin_lock_bh+0x38/0x50 [ 28.071733][ C2] br_stp_enable_bridge+0x23/0x340 [bridge] [ 28.071972][ C2] br_dev_open+0x94/0x120 [bridge] [ 28.072132][ C2] __dev_open+0x2f3/0x610 [ 28.072349][ C2] __dev_change_flags+0x4a4/0x660 [ 28.072552][ C2] netif_change_flags+0x87/0x190 [ 28.072707][ C2] do_setlink.isra.0+0x1cc3/0x2750 [ 28.072910][ C2] rtnl_newlink+0x9f1/0x11c0 [ 28.073112][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.073289][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 28.073491][ C2] netlink_unicast+0x486/0x750 [ 28.073647][ C2] netlink_sendmsg+0x735/0xc60 [ 28.073850][ C2] ____sys_sendmsg+0x415/0x880 [ 28.074056][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 28.074211][ C2] __sys_sendmsg+0x12c/0x1d0 [ 28.074430][ C2] do_syscall_64+0xff/0x530 [ 28.074634][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.074817][ C2] } [ 28.074925][ C2] ... key at: [] __key.7+0x0/0x40 [bridge] [ 28.075112][ C2] ... acquired at: [ 28.075249][ C2] mark_lock+0x1d7/0xa00 [ 28.075384][ C2] mark_usage+0x42/0x170 [ 28.075553][ C2] __lock_acquire+0x388/0xc20 [ 28.075676][ C2] lock_acquire.part.0+0xd4/0x280 [ 28.075844][ C2] _raw_spin_lock+0x33/0x40 [ 28.075965][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.076173][ C2] call_timer_fn+0x160/0x4d0 [ 28.076314][ C2] __run_timers+0x68f/0xaa0 [ 28.076485][ C2] run_timer_softirq+0xf0/0x160 [ 28.076609][ C2] handle_softirqs+0x1d3/0x900 [ 28.076779][ C2] __irq_exit_rcu+0x145/0x1c0 [ 28.076903][ C2] irq_exit_rcu+0xe/0x30 [ 28.077069][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.077222][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.077433][ C2] pv_native_safe_halt+0xf/0x10 [ 28.077599][ C2] default_idle+0x9/0x10 [ 28.077719][ C2] default_idle_call+0x6e/0xb0 [ 28.077882][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.078035][ C2] do_idle+0xd8/0x190 [ 28.078172][ C2] cpu_startup_entry+0x53/0x70 [ 28.078308][ C2] start_secondary+0x204/0x2b0 [ 28.078431][ C2] common_startup_64+0x13e/0x148 [ 28.078558][ C2] [ 28.078619][ C2] [ 28.078619][ C2] stack backtrace: [ 28.078819][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.078823][ C2] Tainted: [W]=WARN [ 28.078824][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.078825][ C2] Call Trace: [ 28.078827][ C2] [ 28.078829][ C2] dump_stack_lvl+0x6f/0xa0 [ 28.078833][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 28.078835][ C2] mark_lock_irq+0x989/0x9c0 [ 28.078838][ C2] mark_lock+0x1d7/0xa00 [ 28.078840][ C2] mark_usage+0x42/0x170 [ 28.078842][ C2] __lock_acquire+0x388/0xc20 [ 28.078844][ C2] lock_acquire.part.0+0xd4/0x280 [ 28.078846][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.078853][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.078856][ C2] ? lock_acquire+0x13c/0x160 [ 28.078858][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.078864][ C2] _raw_spin_lock+0x33/0x40 [ 28.078865][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.078871][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.078877][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.078884][ C2] call_timer_fn+0x160/0x4d0 [ 28.078886][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 28.078888][ C2] ? debug_object_active_state+0x430/0x430 [ 28.078891][ C2] ? find_held_lock+0x2b/0x80 [ 28.078893][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 28.078895][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.078897][ C2] __run_timers+0x68f/0xaa0 [ 28.078899][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.078906][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 28.078908][ C2] ? __lock_acquire+0x518/0xc20 [ 28.078910][ C2] ? __rwlock_init+0x150/0x150 [ 28.078913][ C2] run_timer_softirq+0xf0/0x160 [ 28.078915][ C2] ? __run_timers+0xaa0/0xaa0 [ 28.078916][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 28.078919][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.078920][ C2] handle_softirqs+0x1d3/0x900 [ 28.078922][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 28.078924][ C2] ? _local_bh_enable+0xc0/0xc0 [ 28.078926][ C2] __irq_exit_rcu+0x145/0x1c0 [ 28.078927][ C2] irq_exit_rcu+0xe/0x30 [ 28.078929][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.078930][ C2] [ 28.078931][ C2] [ 28.078932][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.078933][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 28.078936][ C2] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 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 [ 28.078937][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 28.078939][ C2] RAX: 00000000001017f1 RBX: ff11000001bec6c0 RCX: ffffffff888f0307 [ 28.078940][ C2] RDX: ff11000001bec6c0 RSI: ffffffff8b638b1c RDI: ffffffff8b08d8e0 [ 28.078941][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 28.078942][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 28.078943][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 28.078944][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.078946][ C2] default_idle+0x9/0x10 [ 28.078948][ C2] default_idle_call+0x6e/0xb0 [ 28.078950][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 28.078951][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 28.078953][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 28.078955][ C2] ? rcu_is_watching+0x16/0xd0 [ 28.078957][ C2] do_idle+0xd8/0x190 [ 28.078958][ C2] cpu_startup_entry+0x53/0x70 [ 28.078960][ C2] start_secondary+0x204/0x2b0 [ 28.078961][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 28.078963][ C2] common_startup_64+0x13e/0x148 [ 28.078966][ C2] [ 53.079823][ T2059] br0: port 2(veth2) entered disabled state [ 53.079841][ T2059] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 53.079843][ T2059] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 2059, name: ip [ 53.079845][ T2059] preempt_count: 202, expected: 0 [ 53.079846][ T2059] RCU nest depth: 0, expected: 0 [ 53.079847][ T2059] INFO: lockdep is turned off. [ 53.079848][ T2059] irq event stamp: 0 [ 53.079849][ T2059] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 53.079854][ T2059] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 53.079860][ T2059] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 53.079862][ T2059] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 53.079864][ T2059] Preemption disabled at: [ 53.079864][ T2059] [<0000000000000000>] 0x0 [ 53.079869][ T2059] CPU: 2 UID: 0 PID: 2059 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 53.079873][ T2059] Tainted: [W]=WARN [ 53.079874][ T2059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 53.079876][ T2059] Call Trace: [ 53.079877][ T2059] [ 53.079878][ T2059] dump_stack_lvl+0x6f/0xa0 [ 53.079883][ T2059] __might_resched.cold+0x1fe/0x2c1 [ 53.079887][ T2059] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 53.079891][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.079894][ T2059] __kmalloc_noprof+0x443/0x760 [ 53.079898][ T2059] ? __rwlock_init+0x150/0x150 [ 53.079901][ T2059] ? alloc_buf.isra.0+0x4b/0x260 [ 53.079904][ T2059] ? do_raw_spin_unlock+0x59/0x250 [ 53.079906][ T2059] alloc_buf.isra.0+0x4b/0x260 [ 53.079908][ T2059] put_chars+0x1e1/0x2f0 [ 53.079910][ T2059] ? __send_to_port+0x420/0x420 [ 53.079912][ T2059] ? printk_get_next_message+0x240/0x650 [ 53.079915][ T2059] hvc_console_print+0x292/0x780 [ 53.079918][ T2059] ? hvc_write+0x3a0/0x3a0 [ 53.079920][ T2059] ? __rwlock_init+0x150/0x150 [ 53.079922][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.079924][ T2059] ? lock_acquire+0x13c/0x160 [ 53.079926][ T2059] console_emit_next_record+0x22f/0x4c0 [ 53.079928][ T2059] ? devkmsg_read+0x4b0/0x4b0 [ 53.079930][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.079932][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.079933][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.079935][ T2059] ? lock_acquire+0x13c/0x160 [ 53.079937][ T2059] ? console_flush_one_record+0x111/0x710 [ 53.079938][ T2059] console_flush_one_record+0x46f/0x710 [ 53.079941][ T2059] ? console_emit_next_record+0x4c0/0x4c0 [ 53.079943][ T2059] console_unlock+0xee/0x1f0 [ 53.079945][ T2059] ? lock_acquire+0x13c/0x160 [ 53.079947][ T2059] ? console_flush_one_record+0x710/0x710 [ 53.079948][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.079950][ T2059] ? lock_release+0x184/0x1f0 [ 53.079951][ T2059] ? lock_acquire+0x60/0x160 [ 53.079953][ T2059] ? __rcu_read_lock+0x30/0x70 [ 53.079955][ T2059] ? __down_trylock_console_sem+0x5e/0xa0 [ 53.079957][ T2059] ? vprintk_emit+0x320/0x3e0 [ 53.079959][ T2059] vprintk_emit+0x37c/0x3e0 [ 53.079961][ T2059] ? wake_up_klogd_work_func+0x90/0x90 [ 53.079963][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.079964][ T2059] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 53.079967][ T2059] ? trace_hardirqs_on+0x36/0x40 [ 53.079969][ T2059] _printk+0xc7/0x100 [ 53.079972][ T2059] ? snapshot_read.cold+0x21/0x21 [ 53.079974][ T2059] ? ipv6_mc_down+0x17e/0x2d0 [ 53.079978][ T2059] br_set_state+0x22f/0x430 [bridge] [ 53.079991][ T2059] br_stp_disable_port+0x11f/0x390 [bridge] [ 53.079999][ T2059] br_device_event+0x7b5/0x8f0 [bridge] [ 53.080008][ T2059] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 53.080012][ T2059] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 53.080014][ T2059] ? addrconf_notify+0x2c8/0xf30 [ 53.080017][ T2059] notifier_call_chain+0xae/0x300 [ 53.080020][ T2059] __dev_notify_flags+0x23c/0x3c0 [ 53.080024][ T2059] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 53.080025][ T2059] ? netif_change_name+0x8c0/0x8c0 [ 53.080028][ T2059] ? netif_set_allmulti+0x250/0x250 [ 53.080029][ T2059] ? __kernel_text_address+0x12/0x30 [ 53.080032][ T2059] ? write_profile+0xf0/0xf0 [ 53.080034][ T2059] ? unwind_get_return_address+0x67/0xd0 [ 53.080037][ T2059] netif_change_flags+0xfe/0x190 [ 53.080039][ T2059] do_setlink.isra.0+0x1cc3/0x2750 [ 53.080042][ T2059] ? stack_trace_save+0x93/0xc0 [ 53.080043][ T2059] ? rtnl_link_get_size+0x350/0x350 [ 53.080044][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080046][ T2059] ? stack_depot_save_flags+0x1bc/0x790 [ 53.080050][ T2059] ? kasan_save_stack+0x3d/0x50 [ 53.080053][ T2059] ? kasan_save_stack+0x2f/0x50 [ 53.080054][ T2059] ? kasan_save_track+0x14/0x30 [ 53.080055][ T2059] ? __kasan_kmalloc+0x7b/0x90 [ 53.080057][ T2059] ? __kmalloc_cache_noprof+0x29a/0x620 [ 53.080058][ T2059] ? rtnl_newlink+0x124/0x11c0 [ 53.080059][ T2059] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 53.080061][ T2059] ? netlink_rcv_skb+0x14e/0x3a0 [ 53.080063][ T2059] ? netlink_unicast+0x486/0x750 [ 53.080064][ T2059] ? netlink_sendmsg+0x735/0xc60 [ 53.080066][ T2059] ? ____sys_sendmsg+0x415/0x880 [ 53.080068][ T2059] ? ___sys_sendmsg+0x14e/0x1d0 [ 53.080070][ T2059] ? __sys_sendmsg+0x12c/0x1d0 [ 53.080071][ T2059] ? do_syscall_64+0xff/0x530 [ 53.080073][ T2059] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 53.080076][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080078][ T2059] ? lock_acquire+0x13c/0x160 [ 53.080079][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080081][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080082][ T2059] ? trace_contention_end+0xb3/0x180 [ 53.080085][ T2059] ? __mutex_lock+0x1db/0x1ea0 [ 53.080087][ T2059] ? __mutex_lock+0x9a3/0x1ea0 [ 53.080088][ T2059] ? rtnl_newlink+0x9a8/0x11c0 [ 53.080090][ T2059] ? ww_mutex_lock+0x160/0x160 [ 53.080092][ T2059] ? __rtnl_newlink+0x3fa/0xa50 [ 53.080094][ T2059] rtnl_newlink+0x9f1/0x11c0 [ 53.080096][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080098][ T2059] ? rtnl_bridge_getlink+0x850/0x850 [ 53.080099][ T2059] ? lock_acquire+0x13c/0x160 [ 53.080100][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080102][ T2059] ? is_bpf_text_address+0x3e/0x110 [ 53.080105][ T2059] ? is_bpf_text_address+0x72/0x110 [ 53.080107][ T2059] ? kernel_text_address+0x149/0x170 [ 53.080108][ T2059] ? __kernel_text_address+0x12/0x30 [ 53.080109][ T2059] ? write_profile+0xf0/0xf0 [ 53.080111][ T2059] ? unwind_get_return_address+0x67/0xd0 [ 53.080112][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080114][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080115][ T2059] ? cap_capable+0x1d7/0x3d0 [ 53.080118][ T2059] ? lock_acquire+0x13c/0x160 [ 53.080120][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080121][ T2059] ? rtnl_bridge_getlink+0x850/0x850 [ 53.080123][ T2059] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 53.080124][ T2059] ? rtnl_link_fill+0x920/0x920 [ 53.080126][ T2059] ? filter_irq_stacks+0xd0/0xd0 [ 53.080127][ T2059] ? stack_depot_save_flags+0x1bc/0x790 [ 53.080129][ T2059] netlink_rcv_skb+0x14e/0x3a0 [ 53.080131][ T2059] ? rtnl_link_fill+0x920/0x920 [ 53.080132][ T2059] ? lock_release+0x184/0x1f0 [ 53.080133][ T2059] ? netlink_ack+0xcf0/0xcf0 [ 53.080135][ T2059] ? __netlink_lookup+0xb9/0x6b0 [ 53.080137][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080139][ T2059] ? lock_release+0x184/0x1f0 [ 53.080141][ T2059] netlink_unicast+0x486/0x750 [ 53.080143][ T2059] ? netlink_attachskb+0x810/0x810 [ 53.080145][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080146][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080148][ T2059] ? lock_acquire+0x13c/0x160 [ 53.080150][ T2059] netlink_sendmsg+0x735/0xc60 [ 53.080152][ T2059] ? netlink_unicast+0x750/0x750 [ 53.080153][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080155][ T2059] ? lock_release+0x184/0x1f0 [ 53.080157][ T2059] ____sys_sendmsg+0x415/0x880 [ 53.080158][ T2059] ? copy_msghdr_from_user+0x279/0x420 [ 53.080160][ T2059] ? get_timestamp.constprop.0+0x390/0x390 [ 53.080162][ T2059] ? move_addr_to_kernel+0x40/0x40 [ 53.080163][ T2059] ? filter_irq_stacks+0xd0/0xd0 [ 53.080165][ T2059] ___sys_sendmsg+0x14e/0x1d0 [ 53.080167][ T2059] ? copy_msghdr_from_user+0x420/0x420 [ 53.080172][ T2059] __sys_sendmsg+0x12c/0x1d0 [ 53.080174][ T2059] ? __sys_sendmsg_sock+0x20/0x20 [ 53.080176][ T2059] ? rcu_is_watching+0x16/0xd0 [ 53.080178][ T2059] do_syscall_64+0xff/0x530 [ 53.080180][ T2059] ? exc_page_fault+0xee/0x100 [ 53.080182][ T2059] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 53.080183][ T2059] RIP: 0033:0x7f9bac6c354e [ 53.080185][ T2059] 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 [ 53.080187][ T2059] RSP: 002b:00007ffc30221b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 53.080191][ T2059] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9bac6c354e [ 53.080192][ T2059] RDX: 0000000000000000 RSI: 00007ffc30221c00 RDI: 0000000000000005 [ 53.080193][ T2059] RBP: 00007ffc30221b60 R08: 0000000000000000 R09: 0000000000000000 [ 53.080193][ T2059] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90df28 [ 53.080194][ T2059] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc302222c0 [ 53.080197][ T2059] [ 53.116777][ T2059] ip (2059) used greatest stack depth: 23016 bytes left [ 53.141208][ T2060] veth2: left allmulticast mode [ 53.141472][ T2060] veth2: left promiscuous mode [ 53.141794][ T2060] br0: port 2(veth2) entered disabled state [ 53.174974][ T2061] br0: port 1(veth1) entered disabled state [ 53.195000][ T2062] veth1: left allmulticast mode [ 53.195195][ T2062] veth1: left promiscuous mode [ 53.196835][ T2062] br0: port 1(veth1) entered disabled state [ 53.432197][ T2080] br0: port 1(veth1) entered blocking state [ 53.432530][ T2080] br0: port 1(veth1) entered disabled state [ 53.432816][ T2080] veth1: entered allmulticast mode [ 53.434204][ T2080] veth1: entered promiscuous mode [ 53.458078][ T2081] br0: port 1(veth1) entered blocking state [ 53.458328][ T2081] br0: port 1(veth1) entered forwarding state [ 53.548682][ T2085] br0: port 2(veth2) entered blocking state [ 53.548937][ T2085] br0: port 2(veth2) entered disabled state [ 53.549173][ T2085] veth2: entered allmulticast mode [ 53.550168][ T2085] veth2: entered promiscuous mode [ 53.573899][ T189] br0: port 2(veth2) entered blocking state [ 53.574078][ T189] br0: port 2(veth2) entered forwarding state [ 91.452589][ T3881] br0: port 2(veth2) entered disabled state [ 91.452607][ T3881] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 91.452609][ T3881] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 3881, name: ip [ 91.452611][ T3881] preempt_count: 202, expected: 0 [ 91.452612][ T3881] RCU nest depth: 0, expected: 0 [ 91.452612][ T3881] INFO: lockdep is turned off. [ 91.452614][ T3881] irq event stamp: 0 [ 91.452614][ T3881] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 91.452619][ T3881] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 91.452626][ T3881] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 91.452627][ T3881] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 91.452629][ T3881] Preemption disabled at: [ 91.452630][ T3881] [<0000000000000000>] 0x0 [ 91.452635][ T3881] CPU: 0 UID: 0 PID: 3881 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 91.452638][ T3881] Tainted: [W]=WARN [ 91.452639][ T3881] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.452641][ T3881] Call Trace: [ 91.452642][ T3881] [ 91.452643][ T3881] dump_stack_lvl+0x6f/0xa0 [ 91.452649][ T3881] __might_resched.cold+0x1fe/0x2c1 [ 91.452653][ T3881] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 91.452657][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452660][ T3881] __kmalloc_noprof+0x443/0x760 [ 91.452664][ T3881] ? __rwlock_init+0x150/0x150 [ 91.452667][ T3881] ? alloc_buf.isra.0+0x4b/0x260 [ 91.452671][ T3881] ? do_raw_spin_unlock+0x59/0x250 [ 91.452672][ T3881] alloc_buf.isra.0+0x4b/0x260 [ 91.452674][ T3881] put_chars+0x1e1/0x2f0 [ 91.452676][ T3881] ? __send_to_port+0x420/0x420 [ 91.452678][ T3881] ? printk_get_next_message+0x240/0x650 [ 91.452681][ T3881] hvc_console_print+0x292/0x780 [ 91.452684][ T3881] ? hvc_write+0x3a0/0x3a0 [ 91.452686][ T3881] ? __rwlock_init+0x150/0x150 [ 91.452688][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452689][ T3881] ? lock_acquire+0x13c/0x160 [ 91.452692][ T3881] console_emit_next_record+0x22f/0x4c0 [ 91.452694][ T3881] ? devkmsg_read+0x4b0/0x4b0 [ 91.452696][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452697][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452699][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452701][ T3881] ? lock_acquire+0x13c/0x160 [ 91.452703][ T3881] ? console_flush_one_record+0x111/0x710 [ 91.452704][ T3881] console_flush_one_record+0x46f/0x710 [ 91.452707][ T3881] ? console_emit_next_record+0x4c0/0x4c0 [ 91.452709][ T3881] console_unlock+0xee/0x1f0 [ 91.452711][ T3881] ? lock_acquire+0x13c/0x160 [ 91.452712][ T3881] ? console_flush_one_record+0x710/0x710 [ 91.452714][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452716][ T3881] ? lock_release+0x184/0x1f0 [ 91.452717][ T3881] ? lock_acquire+0x60/0x160 [ 91.452718][ T3881] ? __rcu_read_lock+0x30/0x70 [ 91.452720][ T3881] ? __down_trylock_console_sem+0x5e/0xa0 [ 91.452722][ T3881] ? vprintk_emit+0x320/0x3e0 [ 91.452725][ T3881] vprintk_emit+0x37c/0x3e0 [ 91.452727][ T3881] ? wake_up_klogd_work_func+0x90/0x90 [ 91.452729][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452730][ T3881] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 91.452733][ T3881] ? trace_hardirqs_on+0x36/0x40 [ 91.452734][ T3881] _printk+0xc7/0x100 [ 91.452737][ T3881] ? snapshot_read.cold+0x21/0x21 [ 91.452739][ T3881] ? ipv6_mc_down+0x17e/0x2d0 [ 91.452744][ T3881] br_set_state+0x22f/0x430 [bridge] [ 91.452758][ T3881] br_stp_disable_port+0x11f/0x390 [bridge] [ 91.452766][ T3881] br_device_event+0x7b5/0x8f0 [bridge] [ 91.452775][ T3881] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 91.452778][ T3881] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 91.452780][ T3881] ? addrconf_notify+0x2c8/0xf30 [ 91.452784][ T3881] notifier_call_chain+0xae/0x300 [ 91.452787][ T3881] __dev_notify_flags+0x23c/0x3c0 [ 91.452791][ T3881] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 91.452792][ T3881] ? netif_change_name+0x8c0/0x8c0 [ 91.452794][ T3881] ? netif_set_allmulti+0x250/0x250 [ 91.452796][ T3881] ? __kernel_text_address+0x12/0x30 [ 91.452798][ T3881] ? write_profile+0xf0/0xf0 [ 91.452800][ T3881] ? unwind_get_return_address+0x67/0xd0 [ 91.452803][ T3881] netif_change_flags+0xfe/0x190 [ 91.452805][ T3881] do_setlink.isra.0+0x1cc3/0x2750 [ 91.452808][ T3881] ? stack_trace_save+0x93/0xc0 [ 91.452810][ T3881] ? rtnl_link_get_size+0x350/0x350 [ 91.452811][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452812][ T3881] ? stack_depot_save_flags+0x1bc/0x790 [ 91.452816][ T3881] ? kasan_save_stack+0x3d/0x50 [ 91.452819][ T3881] ? kasan_save_stack+0x2f/0x50 [ 91.452821][ T3881] ? kasan_save_track+0x14/0x30 [ 91.452822][ T3881] ? __kasan_kmalloc+0x7b/0x90 [ 91.452823][ T3881] ? __kmalloc_cache_noprof+0x29a/0x620 [ 91.452825][ T3881] ? rtnl_newlink+0x124/0x11c0 [ 91.452826][ T3881] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 91.452827][ T3881] ? netlink_rcv_skb+0x14e/0x3a0 [ 91.452830][ T3881] ? netlink_unicast+0x486/0x750 [ 91.452831][ T3881] ? netlink_sendmsg+0x735/0xc60 [ 91.452832][ T3881] ? ____sys_sendmsg+0x415/0x880 [ 91.452835][ T3881] ? ___sys_sendmsg+0x14e/0x1d0 [ 91.452836][ T3881] ? __sys_sendmsg+0x12c/0x1d0 [ 91.452838][ T3881] ? do_syscall_64+0xff/0x530 [ 91.452840][ T3881] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 91.452842][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452844][ T3881] ? lock_acquire+0x13c/0x160 [ 91.452845][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452847][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452849][ T3881] ? trace_contention_end+0xb3/0x180 [ 91.452852][ T3881] ? __mutex_lock+0x1db/0x1ea0 [ 91.452853][ T3881] ? __mutex_lock+0x9a3/0x1ea0 [ 91.452854][ T3881] ? rtnl_newlink+0x9a8/0x11c0 [ 91.452856][ T3881] ? ww_mutex_lock+0x160/0x160 [ 91.452858][ T3881] ? __rtnl_newlink+0x3fa/0xa50 [ 91.452860][ T3881] rtnl_newlink+0x9f1/0x11c0 [ 91.452862][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452864][ T3881] ? rtnl_bridge_getlink+0x850/0x850 [ 91.452865][ T3881] ? lock_acquire+0x13c/0x160 [ 91.452866][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452868][ T3881] ? is_bpf_text_address+0x3e/0x110 [ 91.452871][ T3881] ? is_bpf_text_address+0x72/0x110 [ 91.452873][ T3881] ? kernel_text_address+0x149/0x170 [ 91.452874][ T3881] ? __kernel_text_address+0x12/0x30 [ 91.452875][ T3881] ? write_profile+0xf0/0xf0 [ 91.452877][ T3881] ? unwind_get_return_address+0x67/0xd0 [ 91.452878][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452880][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452881][ T3881] ? cap_capable+0x1d7/0x3d0 [ 91.452885][ T3881] ? lock_acquire+0x13c/0x160 [ 91.452886][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452888][ T3881] ? rtnl_bridge_getlink+0x850/0x850 [ 91.452889][ T3881] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 91.452891][ T3881] ? rtnl_link_fill+0x920/0x920 [ 91.452892][ T3881] ? filter_irq_stacks+0xd0/0xd0 [ 91.452893][ T3881] ? stack_depot_save_flags+0x1bc/0x790 [ 91.452895][ T3881] netlink_rcv_skb+0x14e/0x3a0 [ 91.452897][ T3881] ? rtnl_link_fill+0x920/0x920 [ 91.452898][ T3881] ? lock_release+0x184/0x1f0 [ 91.452900][ T3881] ? netlink_ack+0xcf0/0xcf0 [ 91.452901][ T3881] ? __netlink_lookup+0xb9/0x6b0 [ 91.452903][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452905][ T3881] ? lock_release+0x184/0x1f0 [ 91.452907][ T3881] netlink_unicast+0x486/0x750 [ 91.452909][ T3881] ? netlink_attachskb+0x810/0x810 [ 91.452910][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452912][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452914][ T3881] ? lock_acquire+0x13c/0x160 [ 91.452915][ T3881] netlink_sendmsg+0x735/0xc60 [ 91.452917][ T3881] ? netlink_unicast+0x750/0x750 [ 91.452919][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452921][ T3881] ? lock_release+0x184/0x1f0 [ 91.452923][ T3881] ____sys_sendmsg+0x415/0x880 [ 91.452924][ T3881] ? copy_msghdr_from_user+0x279/0x420 [ 91.452926][ T3881] ? get_timestamp.constprop.0+0x390/0x390 [ 91.452927][ T3881] ? move_addr_to_kernel+0x40/0x40 [ 91.452929][ T3881] ? filter_irq_stacks+0xd0/0xd0 [ 91.452931][ T3881] ___sys_sendmsg+0x14e/0x1d0 [ 91.452933][ T3881] ? copy_msghdr_from_user+0x420/0x420 [ 91.452938][ T3881] __sys_sendmsg+0x12c/0x1d0 [ 91.452939][ T3881] ? __sys_sendmsg_sock+0x20/0x20 [ 91.452942][ T3881] ? rcu_is_watching+0x16/0xd0 [ 91.452944][ T3881] do_syscall_64+0xff/0x530 [ 91.452945][ T3881] ? exc_page_fault+0xee/0x100 [ 91.452947][ T3881] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 91.452949][ T3881] RIP: 0033:0x7f4a9f94f54e [ 91.452951][ T3881] 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 [ 91.452952][ T3881] RSP: 002b:00007ffd093abea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 91.452956][ T3881] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4a9f94f54e [ 91.452958][ T3881] RDX: 0000000000000000 RSI: 00007ffd093abf50 RDI: 0000000000000005 [ 91.452958][ T3881] RBP: 00007ffd093abeb0 R08: 0000000000000000 R09: 0000000000000000 [ 91.452959][ T3881] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90df4e [ 91.452960][ T3881] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd093ac610 [ 91.452962][ T3881] [ 91.516302][ T3882] veth2: left allmulticast mode [ 91.516651][ T3882] veth2: left promiscuous mode [ 91.516956][ T3882] br0: port 2(veth2) entered disabled state [ 91.540047][ T3883] br0: port 1(veth1) entered disabled state [ 91.561654][ T3884] veth1: left allmulticast mode [ 91.561867][ T3884] veth1: left promiscuous mode [ 91.562154][ T3884] br0: port 1(veth1) entered disabled state [ 91.758011][ T3902] br0: port 1(veth1) entered blocking state [ 91.758283][ T3902] br0: port 1(veth1) entered disabled state [ 91.762997][ T3902] veth1: entered allmulticast mode [ 91.764384][ T3902] veth1: entered promiscuous mode [ 91.789461][ T3903] br0: port 1(veth1) entered blocking state [ 91.789732][ T3903] br0: port 1(veth1) entered forwarding state [ 91.863783][ T3907] br0: port 2(veth2) entered blocking state [ 91.864048][ T3907] br0: port 2(veth2) entered disabled state [ 91.864310][ T3907] veth2: entered allmulticast mode [ 91.865262][ T3907] veth2: entered promiscuous mode [ 91.884778][ T38] br0: port 2(veth2) entered blocking state [ 91.884983][ T38] br0: port 2(veth2) entered forwarding state [ 167.851991][ T7760] br0: port 2(veth2) entered disabled state [ 167.852009][ T7760] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 167.852012][ T7760] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 7760, name: ip [ 167.852013][ T7760] preempt_count: 202, expected: 0 [ 167.852014][ T7760] RCU nest depth: 0, expected: 0 [ 167.852015][ T7760] INFO: lockdep is turned off. [ 167.852016][ T7760] irq event stamp: 0 [ 167.852017][ T7760] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 167.852022][ T7760] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 167.852028][ T7760] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 167.852030][ T7760] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 167.852032][ T7760] Preemption disabled at: [ 167.852032][ T7760] [<0000000000000000>] 0x0 [ 167.852037][ T7760] CPU: 3 UID: 0 PID: 7760 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 167.852041][ T7760] Tainted: [W]=WARN [ 167.852042][ T7760] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 167.852043][ T7760] Call Trace: [ 167.852045][ T7760] [ 167.852046][ T7760] dump_stack_lvl+0x6f/0xa0 [ 167.852052][ T7760] __might_resched.cold+0x1fe/0x2c1 [ 167.852056][ T7760] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 167.852059][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852063][ T7760] __kmalloc_noprof+0x443/0x760 [ 167.852067][ T7760] ? __rwlock_init+0x150/0x150 [ 167.852069][ T7760] ? alloc_buf.isra.0+0x4b/0x260 [ 167.852073][ T7760] ? do_raw_spin_unlock+0x59/0x250 [ 167.852075][ T7760] alloc_buf.isra.0+0x4b/0x260 [ 167.852077][ T7760] put_chars+0x1e1/0x2f0 [ 167.852079][ T7760] ? __send_to_port+0x420/0x420 [ 167.852080][ T7760] ? printk_get_next_message+0x240/0x650 [ 167.852084][ T7760] hvc_console_print+0x292/0x780 [ 167.852087][ T7760] ? hvc_write+0x3a0/0x3a0 [ 167.852089][ T7760] ? __rwlock_init+0x150/0x150 [ 167.852090][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852092][ T7760] ? lock_acquire+0x13c/0x160 [ 167.852094][ T7760] console_emit_next_record+0x22f/0x4c0 [ 167.852097][ T7760] ? devkmsg_read+0x4b0/0x4b0 [ 167.852099][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852101][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852102][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852104][ T7760] ? lock_acquire+0x13c/0x160 [ 167.852106][ T7760] ? console_flush_one_record+0x111/0x710 [ 167.852107][ T7760] console_flush_one_record+0x46f/0x710 [ 167.852110][ T7760] ? console_emit_next_record+0x4c0/0x4c0 [ 167.852112][ T7760] console_unlock+0xee/0x1f0 [ 167.852114][ T7760] ? lock_acquire+0x13c/0x160 [ 167.852115][ T7760] ? console_flush_one_record+0x710/0x710 [ 167.852117][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852118][ T7760] ? lock_release+0x184/0x1f0 [ 167.852120][ T7760] ? lock_acquire+0x60/0x160 [ 167.852121][ T7760] ? __rcu_read_lock+0x30/0x70 [ 167.852123][ T7760] ? __down_trylock_console_sem+0x5e/0xa0 [ 167.852125][ T7760] ? vprintk_emit+0x320/0x3e0 [ 167.852127][ T7760] vprintk_emit+0x37c/0x3e0 [ 167.852130][ T7760] ? wake_up_klogd_work_func+0x90/0x90 [ 167.852131][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852133][ T7760] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 167.852136][ T7760] ? trace_hardirqs_on+0x36/0x40 [ 167.852137][ T7760] _printk+0xc7/0x100 [ 167.852140][ T7760] ? snapshot_read.cold+0x21/0x21 [ 167.852142][ T7760] ? ipv6_mc_down+0x17e/0x2d0 [ 167.852147][ T7760] br_set_state+0x22f/0x430 [bridge] [ 167.852162][ T7760] br_stp_disable_port+0x11f/0x390 [bridge] [ 167.852171][ T7760] br_device_event+0x7b5/0x8f0 [bridge] [ 167.852181][ T7760] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 167.852184][ T7760] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 167.852187][ T7760] ? addrconf_notify+0x2c8/0xf30 [ 167.852191][ T7760] notifier_call_chain+0xae/0x300 [ 167.852194][ T7760] __dev_notify_flags+0x23c/0x3c0 [ 167.852198][ T7760] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 167.852200][ T7760] ? netif_change_name+0x8c0/0x8c0 [ 167.852202][ T7760] ? netif_set_allmulti+0x250/0x250 [ 167.852204][ T7760] ? __kernel_text_address+0x12/0x30 [ 167.852206][ T7760] ? write_profile+0xf0/0xf0 [ 167.852208][ T7760] ? unwind_get_return_address+0x67/0xd0 [ 167.852211][ T7760] netif_change_flags+0xfe/0x190 [ 167.852214][ T7760] do_setlink.isra.0+0x1cc3/0x2750 [ 167.852216][ T7760] ? stack_trace_save+0x93/0xc0 [ 167.852218][ T7760] ? rtnl_link_get_size+0x350/0x350 [ 167.852219][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852221][ T7760] ? stack_depot_save_flags+0x1bc/0x790 [ 167.852224][ T7760] ? kasan_save_stack+0x3d/0x50 [ 167.852227][ T7760] ? kasan_save_stack+0x2f/0x50 [ 167.852228][ T7760] ? kasan_save_track+0x14/0x30 [ 167.852230][ T7760] ? __kasan_kmalloc+0x7b/0x90 [ 167.852231][ T7760] ? __kmalloc_cache_noprof+0x29a/0x620 [ 167.852233][ T7760] ? rtnl_newlink+0x124/0x11c0 [ 167.852234][ T7760] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 167.852235][ T7760] ? netlink_rcv_skb+0x14e/0x3a0 [ 167.852238][ T7760] ? netlink_unicast+0x486/0x750 [ 167.852239][ T7760] ? netlink_sendmsg+0x735/0xc60 [ 167.852240][ T7760] ? ____sys_sendmsg+0x415/0x880 [ 167.852243][ T7760] ? ___sys_sendmsg+0x14e/0x1d0 [ 167.852244][ T7760] ? __sys_sendmsg+0x12c/0x1d0 [ 167.852246][ T7760] ? do_syscall_64+0xff/0x530 [ 167.852248][ T7760] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 167.852251][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852252][ T7760] ? lock_acquire+0x13c/0x160 [ 167.852254][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852255][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852257][ T7760] ? trace_contention_end+0xb3/0x180 [ 167.852260][ T7760] ? __mutex_lock+0x1db/0x1ea0 [ 167.852261][ T7760] ? __mutex_lock+0x9a3/0x1ea0 [ 167.852263][ T7760] ? rtnl_newlink+0x9a8/0x11c0 [ 167.852264][ T7760] ? ww_mutex_lock+0x160/0x160 [ 167.852266][ T7760] ? __rtnl_newlink+0x3fa/0xa50 [ 167.852268][ T7760] rtnl_newlink+0x9f1/0x11c0 [ 167.852270][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852272][ T7760] ? rtnl_bridge_getlink+0x850/0x850 [ 167.852273][ T7760] ? lock_acquire+0x13c/0x160 [ 167.852274][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852276][ T7760] ? is_bpf_text_address+0x3e/0x110 [ 167.852280][ T7760] ? is_bpf_text_address+0x72/0x110 [ 167.852281][ T7760] ? kernel_text_address+0x149/0x170 [ 167.852283][ T7760] ? __kernel_text_address+0x12/0x30 [ 167.852284][ T7760] ? write_profile+0xf0/0xf0 [ 167.852285][ T7760] ? unwind_get_return_address+0x67/0xd0 [ 167.852286][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852288][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852290][ T7760] ? cap_capable+0x1d7/0x3d0 [ 167.852293][ T7760] ? lock_acquire+0x13c/0x160 [ 167.852295][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852296][ T7760] ? rtnl_bridge_getlink+0x850/0x850 [ 167.852298][ T7760] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 167.852299][ T7760] ? rtnl_link_fill+0x920/0x920 [ 167.852301][ T7760] ? filter_irq_stacks+0xd0/0xd0 [ 167.852302][ T7760] ? stack_depot_save_flags+0x1bc/0x790 [ 167.852304][ T7760] netlink_rcv_skb+0x14e/0x3a0 [ 167.852306][ T7760] ? rtnl_link_fill+0x920/0x920 [ 167.852307][ T7760] ? lock_release+0x184/0x1f0 [ 167.852309][ T7760] ? netlink_ack+0xcf0/0xcf0 [ 167.852310][ T7760] ? __netlink_lookup+0xb9/0x6b0 [ 167.852312][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852314][ T7760] ? lock_release+0x184/0x1f0 [ 167.852316][ T7760] netlink_unicast+0x486/0x750 [ 167.852318][ T7760] ? netlink_attachskb+0x810/0x810 [ 167.852319][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852321][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852323][ T7760] ? lock_acquire+0x13c/0x160 [ 167.852324][ T7760] netlink_sendmsg+0x735/0xc60 [ 167.852326][ T7760] ? netlink_unicast+0x750/0x750 [ 167.852328][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852330][ T7760] ? lock_release+0x184/0x1f0 [ 167.852332][ T7760] ____sys_sendmsg+0x415/0x880 [ 167.852333][ T7760] ? copy_msghdr_from_user+0x279/0x420 [ 167.852335][ T7760] ? get_timestamp.constprop.0+0x390/0x390 [ 167.852336][ T7760] ? move_addr_to_kernel+0x40/0x40 [ 167.852338][ T7760] ? filter_irq_stacks+0xd0/0xd0 [ 167.852340][ T7760] ___sys_sendmsg+0x14e/0x1d0 [ 167.852342][ T7760] ? copy_msghdr_from_user+0x420/0x420 [ 167.852347][ T7760] __sys_sendmsg+0x12c/0x1d0 [ 167.852349][ T7760] ? __sys_sendmsg_sock+0x20/0x20 [ 167.852351][ T7760] ? rcu_is_watching+0x16/0xd0 [ 167.852353][ T7760] do_syscall_64+0xff/0x530 [ 167.852355][ T7760] ? exc_page_fault+0xee/0x100 [ 167.852357][ T7760] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 167.852359][ T7760] RIP: 0033:0x7fa73b3bd54e [ 167.852361][ T7760] 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 [ 167.852362][ T7760] RSP: 002b:00007ffed08193a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 167.852366][ T7760] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa73b3bd54e [ 167.852368][ T7760] RDX: 0000000000000000 RSI: 00007ffed0819450 RDI: 0000000000000005 [ 167.852368][ T7760] RBP: 00007ffed08193b0 R08: 0000000000000000 R09: 0000000000000000 [ 167.852369][ T7760] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90df9b [ 167.852370][ T7760] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed0819b10 [ 167.852372][ T7760] [ 167.906687][ T7761] veth2: left allmulticast mode [ 167.906932][ T7761] veth2: left promiscuous mode [ 167.907221][ T7761] br0: port 2(veth2) entered disabled state [ 167.926835][ T7762] br0: port 1(veth1) entered disabled state [ 167.942185][ T7763] veth1: left allmulticast mode [ 167.942361][ T7763] veth1: left promiscuous mode [ 167.942574][ T7763] br0: port 1(veth1) entered disabled state [ 168.142132][ T7781] br0: port 1(veth1) entered blocking state [ 168.142360][ T7781] br0: port 1(veth1) entered disabled state [ 168.142573][ T7781] veth1: entered allmulticast mode [ 168.143455][ T7781] veth1: entered promiscuous mode [ 168.160513][ T7782] br0: port 1(veth1) entered blocking state [ 168.160801][ T7782] br0: port 1(veth1) entered forwarding state [ 168.234227][ T7786] br0: port 2(veth2) entered blocking state [ 168.234514][ T7786] br0: port 2(veth2) entered disabled state [ 168.234798][ T7786] veth2: entered allmulticast mode [ 168.235766][ T7786] veth2: entered promiscuous mode [ 168.252815][ T268] br0: port 2(veth2) entered blocking state [ 168.253079][ T268] br0: port 2(veth2) entered forwarding state [ 173.534075][ T7810] br0: port 2(veth2) entered disabled state [ 173.534091][ T7810] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 173.534093][ T7810] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 7810, name: ip [ 173.534095][ T7810] preempt_count: 202, expected: 0 [ 173.534096][ T7810] RCU nest depth: 0, expected: 0 [ 173.534097][ T7810] INFO: lockdep is turned off. [ 173.534098][ T7810] irq event stamp: 0 [ 173.534099][ T7810] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 173.534104][ T7810] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 173.534110][ T7810] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 173.534112][ T7810] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 173.534113][ T7810] Preemption disabled at: [ 173.534114][ T7810] [<0000000000000000>] 0x0 [ 173.534119][ T7810] CPU: 0 UID: 0 PID: 7810 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 173.534123][ T7810] Tainted: [W]=WARN [ 173.534124][ T7810] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 173.534126][ T7810] Call Trace: [ 173.534127][ T7810] [ 173.534129][ T7810] dump_stack_lvl+0x6f/0xa0 [ 173.534135][ T7810] __might_resched.cold+0x1fe/0x2c1 [ 173.534139][ T7810] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 173.534143][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534147][ T7810] __kmalloc_noprof+0x443/0x760 [ 173.534150][ T7810] ? __rwlock_init+0x150/0x150 [ 173.534153][ T7810] ? alloc_buf.isra.0+0x4b/0x260 [ 173.534157][ T7810] ? do_raw_spin_unlock+0x59/0x250 [ 173.534159][ T7810] alloc_buf.isra.0+0x4b/0x260 [ 173.534161][ T7810] put_chars+0x1e1/0x2f0 [ 173.534163][ T7810] ? desc_read_finalized_seq+0x79/0x120 [ 173.534165][ T7810] ? __send_to_port+0x420/0x420 [ 173.534167][ T7810] ? console_prepend_replay+0x20/0x20 [ 173.534169][ T7810] hvc_console_print+0x292/0x780 [ 173.534172][ T7810] ? hvc_write+0x3a0/0x3a0 [ 173.534173][ T7810] ? do_raw_spin_lock+0x131/0x280 [ 173.534175][ T7810] ? __rwlock_init+0x150/0x150 [ 173.534177][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534178][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534180][ T7810] ? lock_acquire+0x13c/0x160 [ 173.534182][ T7810] console_emit_next_record+0x22f/0x4c0 [ 173.534185][ T7810] ? devkmsg_read+0x4b0/0x4b0 [ 173.534187][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534188][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534190][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534192][ T7810] ? lock_acquire+0x13c/0x160 [ 173.534194][ T7810] ? console_flush_one_record+0x111/0x710 [ 173.534195][ T7810] console_flush_one_record+0x46f/0x710 [ 173.534197][ T7810] ? console_emit_next_record+0x4c0/0x4c0 [ 173.534200][ T7810] console_unlock+0xee/0x1f0 [ 173.534202][ T7810] ? lock_acquire+0x13c/0x160 [ 173.534203][ T7810] ? console_flush_one_record+0x710/0x710 [ 173.534205][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534207][ T7810] ? lock_release+0x184/0x1f0 [ 173.534208][ T7810] ? lock_acquire+0x60/0x160 [ 173.534210][ T7810] ? __rcu_read_lock+0x30/0x70 [ 173.534213][ T7810] ? __down_trylock_console_sem+0x5e/0xa0 [ 173.534216][ T7810] ? vprintk_emit+0x320/0x3e0 [ 173.534219][ T7810] vprintk_emit+0x37c/0x3e0 [ 173.534223][ T7810] ? wake_up_klogd_work_func+0x90/0x90 [ 173.534225][ T7810] ? debug_object_assert_init+0x1d9/0x360 [ 173.534229][ T7810] ? debug_object_activate+0x4a0/0x4a0 [ 173.534231][ T7810] _printk+0xc7/0x100 [ 173.534235][ T7810] ? snapshot_read.cold+0x21/0x21 [ 173.534237][ T7810] ? __rwlock_init+0x150/0x150 [ 173.534238][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534240][ T7810] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 173.534243][ T7810] br_set_state+0x22f/0x430 [bridge] [ 173.534257][ T7810] br_stp_disable_port+0x11f/0x390 [bridge] [ 173.534266][ T7810] br_stp_disable_bridge+0xb9/0x180 [bridge] [ 173.534273][ T7810] br_dev_stop+0x28/0x1a0 [bridge] [ 173.534282][ T7810] ? rtnl_is_locked+0x15/0x20 [ 173.534285][ T7810] __dev_close_many+0x1c8/0x530 [ 173.534289][ T7810] ? netif_open+0x120/0x120 [ 173.534291][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534292][ T7810] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 173.534294][ T7810] __dev_change_flags+0x288/0x660 [ 173.534297][ T7810] ? netif_set_allmulti+0x250/0x250 [ 173.534299][ T7810] ? __kernel_text_address+0x12/0x30 [ 173.534301][ T7810] ? write_profile+0xf0/0xf0 [ 173.534303][ T7810] ? unwind_get_return_address+0x67/0xd0 [ 173.534306][ T7810] netif_change_flags+0x87/0x190 [ 173.534308][ T7810] do_setlink.isra.0+0x1cc3/0x2750 [ 173.534310][ T7810] ? stack_trace_save+0x93/0xc0 [ 173.534312][ T7810] ? rtnl_link_get_size+0x350/0x350 [ 173.534313][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534314][ T7810] ? stack_depot_save_flags+0x1bc/0x790 [ 173.534318][ T7810] ? kasan_save_stack+0x3d/0x50 [ 173.534320][ T7810] ? kasan_save_stack+0x2f/0x50 [ 173.534322][ T7810] ? kasan_save_track+0x14/0x30 [ 173.534323][ T7810] ? __kasan_kmalloc+0x7b/0x90 [ 173.534325][ T7810] ? __kmalloc_cache_noprof+0x29a/0x620 [ 173.534327][ T7810] ? rtnl_newlink+0x124/0x11c0 [ 173.534328][ T7810] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 173.534329][ T7810] ? netlink_rcv_skb+0x14e/0x3a0 [ 173.534332][ T7810] ? netlink_unicast+0x486/0x750 [ 173.534333][ T7810] ? netlink_sendmsg+0x735/0xc60 [ 173.534334][ T7810] ? ____sys_sendmsg+0x415/0x880 [ 173.534337][ T7810] ? ___sys_sendmsg+0x14e/0x1d0 [ 173.534338][ T7810] ? __sys_sendmsg+0x12c/0x1d0 [ 173.534340][ T7810] ? do_syscall_64+0xff/0x530 [ 173.534343][ T7810] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 173.534345][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534347][ T7810] ? lock_acquire+0x13c/0x160 [ 173.534348][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534350][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534352][ T7810] ? trace_contention_end+0xb3/0x180 [ 173.534355][ T7810] ? __mutex_lock+0x1db/0x1ea0 [ 173.534357][ T7810] ? __mutex_lock+0x9a3/0x1ea0 [ 173.534358][ T7810] ? rtnl_newlink+0x9a8/0x11c0 [ 173.534360][ T7810] ? ww_mutex_lock+0x160/0x160 [ 173.534362][ T7810] ? __rtnl_newlink+0x3fa/0xa50 [ 173.534364][ T7810] rtnl_newlink+0x9f1/0x11c0 [ 173.534366][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534368][ T7810] ? rtnl_bridge_getlink+0x850/0x850 [ 173.534369][ T7810] ? lock_acquire+0x13c/0x160 [ 173.534370][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534372][ T7810] ? is_bpf_text_address+0x3e/0x110 [ 173.534376][ T7810] ? is_bpf_text_address+0x72/0x110 [ 173.534377][ T7810] ? kernel_text_address+0x149/0x170 [ 173.534379][ T7810] ? __kernel_text_address+0x12/0x30 [ 173.534380][ T7810] ? write_profile+0xf0/0xf0 [ 173.534381][ T7810] ? unwind_get_return_address+0x67/0xd0 [ 173.534382][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534384][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534386][ T7810] ? cap_capable+0x1d7/0x3d0 [ 173.534389][ T7810] ? lock_acquire+0x13c/0x160 [ 173.534390][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534395][ T7810] ? rtnl_bridge_getlink+0x850/0x850 [ 173.534397][ T7810] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 173.534398][ T7810] ? rtnl_link_fill+0x920/0x920 [ 173.534401][ T7810] ? filter_irq_stacks+0xd0/0xd0 [ 173.534403][ T7810] ? stack_depot_save_flags+0x1bc/0x790 [ 173.534407][ T7810] netlink_rcv_skb+0x14e/0x3a0 [ 173.534409][ T7810] ? rtnl_link_fill+0x920/0x920 [ 173.534410][ T7810] ? lock_release+0x184/0x1f0 [ 173.534412][ T7810] ? netlink_ack+0xcf0/0xcf0 [ 173.534413][ T7810] ? __netlink_lookup+0xb9/0x6b0 [ 173.534416][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534417][ T7810] ? lock_release+0x184/0x1f0 [ 173.534419][ T7810] netlink_unicast+0x486/0x750 [ 173.534421][ T7810] ? netlink_attachskb+0x810/0x810 [ 173.534423][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534424][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534426][ T7810] ? lock_acquire+0x13c/0x160 [ 173.534428][ T7810] netlink_sendmsg+0x735/0xc60 [ 173.534430][ T7810] ? netlink_unicast+0x750/0x750 [ 173.534432][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534434][ T7810] ? lock_release+0x184/0x1f0 [ 173.534436][ T7810] ____sys_sendmsg+0x415/0x880 [ 173.534437][ T7810] ? copy_msghdr_from_user+0x279/0x420 [ 173.534439][ T7810] ? get_timestamp.constprop.0+0x390/0x390 [ 173.534441][ T7810] ? move_addr_to_kernel+0x40/0x40 [ 173.534442][ T7810] ? filter_irq_stacks+0xd0/0xd0 [ 173.534445][ T7810] ___sys_sendmsg+0x14e/0x1d0 [ 173.534446][ T7810] ? copy_msghdr_from_user+0x420/0x420 [ 173.534451][ T7810] __sys_sendmsg+0x12c/0x1d0 [ 173.534453][ T7810] ? __sys_sendmsg_sock+0x20/0x20 [ 173.534456][ T7810] ? rcu_is_watching+0x16/0xd0 [ 173.534458][ T7810] do_syscall_64+0xff/0x530 [ 173.534459][ T7810] ? exc_page_fault+0xee/0x100 [ 173.534462][ T7810] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 173.534463][ T7810] RIP: 0033:0x7fb20bfdf54e [ 173.534465][ T7810] 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 [ 173.534467][ T7810] RSP: 002b:00007ffdff782840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 173.534471][ T7810] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb20bfdf54e [ 173.534472][ T7810] RDX: 0000000000000000 RSI: 00007ffdff7828f0 RDI: 0000000000000005 [ 173.534473][ T7810] RBP: 00007ffdff782850 R08: 0000000000000000 R09: 0000000000000000 [ 173.534474][ T7810] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dfa1 [ 173.534475][ T7810] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdff782fb0 [ 173.534477][ T7810] [ 173.563188][ T7810] br0: port 1(veth1) entered disabled state [ 173.682906][ T7816] br0: port 2(veth2) entered blocking state [ 173.683231][ T7816] br0: port 2(veth2) entered forwarding state [ 173.683694][ T7816] br0: port 1(veth1) entered blocking state [ 173.684027][ T7816] br0: port 1(veth1) entered forwarding state [ 173.912375][ T7832] br0: port 2(veth2) entered disabled state [ 173.912722][ T7832] br0: port 1(veth1) entered disabled state [ 173.979134][ T7835] br0: port 2(veth2) entered blocking state [ 173.979406][ T7835] br0: port 2(veth2) entered forwarding state [ 173.979750][ T7835] br0: port 1(veth1) entered blocking state [ 173.979955][ T7835] br0: port 1(veth1) entered forwarding state [ 174.078578][ T7842] br0: port 2(veth2) entered disabled state [ 174.094338][ T7843] veth2: left allmulticast mode [ 174.095194][ T7843] veth2: left promiscuous mode [ 174.095417][ T7843] br0: port 2(veth2) entered disabled state [ 174.121956][ T7844] br0: port 1(veth1) entered disabled state [ 174.141333][ T7845] veth1: left allmulticast mode [ 174.141508][ T7845] veth1: left promiscuous mode [ 174.141718][ T7845] br0: port 1(veth1) entered disabled state