[ 11.083073][ T205] sysctl (205) used greatest stack depth: 22984 bytes left [ 11.083094][ T205] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.083096][ T205] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 205, name: sysctl [ 11.083098][ T205] preempt_count: 2, expected: 0 [ 11.083099][ T205] RCU nest depth: 0, expected: 0 [ 11.083100][ T205] locks held by sysctl/205: 5, last CPU#0: [ 11.083102][ T205] #0: ffffffff944167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.083113][ T205] #1: ffffffff9457ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.083118][ T205] #2: ffffffff9457de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.083122][ T205] #3: ffffffff9449d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.083126][ T205] #4: ffffffff9449d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.083130][ T205] irq event stamp: 36148 [ 11.083130][ T205] hardirqs last enabled at (36147): [] __down_trylock_console_sem+0x86/0xa0 [ 11.083134][ T205] hardirqs last disabled at (36148): [] console_emit_next_record+0x3d4/0x4c0 [ 11.083136][ T205] softirqs last enabled at (35788): [] handle_softirqs+0x67c/0x900 [ 11.083138][ T205] softirqs last disabled at (34379): [] __irq_exit_rcu+0x145/0x1c0 [ 11.083140][ T205] Preemption disabled at: [ 11.083141][ T205] [<0000000000000000>] 0x0 [ 11.083153][ T205] CPU: 0 UID: 0 PID: 205 Comm: sysctl Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.083157][ T205] Tainted: [W]=WARN [ 11.083158][ T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.083160][ T205] Call Trace: [ 11.083161][ T205] [ 11.083163][ T205] dump_stack_lvl+0x6f/0xa0 [ 11.083169][ T205] __might_resched.cold+0x1fe/0x2c1 [ 11.083174][ T205] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.083178][ T205] ? __kmalloc_noprof+0xdb/0x760 [ 11.083182][ T205] __kmalloc_noprof+0x443/0x760 [ 11.083184][ T205] ? alloc_buf.isra.0+0x4b/0x260 [ 11.083191][ T205] ? do_raw_spin_unlock+0x59/0x250 [ 11.083193][ T205] alloc_buf.isra.0+0x4b/0x260 [ 11.083197][ T205] put_chars+0x1e1/0x2f0 [ 11.083199][ T205] ? __send_to_port+0x420/0x420 [ 11.083200][ T205] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.083204][ T205] ? validate_chain+0x38b/0xc20 [ 11.083209][ T205] hvc_console_print+0x292/0x780 [ 11.083217][ T205] ? hvc_write+0x3a0/0x3a0 [ 11.083219][ T205] ? rcu_is_watching+0x16/0xd0 [ 11.083221][ T205] ? lock_acquire+0x13c/0x160 [ 11.083225][ T205] console_emit_next_record+0x22f/0x4c0 [ 11.083230][ T205] ? devkmsg_read+0x4b0/0x4b0 [ 11.083231][ T205] ? console_flush_one_record+0x106/0x710 [ 11.083234][ T205] ? rcu_is_watching+0x16/0xd0 [ 11.083236][ T205] ? lock_acquire+0x13c/0x160 [ 11.083240][ T205] console_flush_one_record+0x46f/0x710 [ 11.083244][ T205] ? console_emit_next_record+0x4c0/0x4c0 [ 11.083246][ T205] ? __lock_acquire+0x518/0xc20 [ 11.083251][ T205] console_unlock+0xee/0x1f0 [ 11.083254][ T205] ? console_flush_one_record+0x710/0x710 [ 11.083256][ T205] ? rcu_is_watching+0x16/0xd0 [ 11.083258][ T205] ? lock_acquire+0xe0/0x160 [ 11.083261][ T205] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.083263][ T205] ? vprintk_emit+0x320/0x3e0 [ 11.083266][ T205] vprintk_emit+0x37c/0x3e0 [ 11.083269][ T205] ? wake_up_klogd_work_func+0x90/0x90 [ 11.083272][ T205] ? __lock_acquire+0x518/0xc20 [ 11.083275][ T205] _printk+0xc7/0x100 [ 11.083279][ T205] ? snapshot_read.cold+0x21/0x21 [ 11.083282][ T205] ? do_raw_spin_lock+0x131/0x280 [ 11.083284][ T205] ? __rwlock_init+0x150/0x150 [ 11.083288][ T205] ? do_raw_spin_lock+0x131/0x280 [ 11.083291][ T205] do_exit.cold+0x82/0x9c [ 11.083295][ T205] ? exit_notify+0x890/0x890 [ 11.083296][ T205] ? __lock_release.isra.0+0x69/0x1a0 [ 11.083299][ T205] ? rcu_is_watching+0x16/0xd0 [ 11.083302][ T205] do_group_exit+0xb8/0x370 [ 11.083305][ T205] __x64_sys_exit_group+0x3c/0x50 [ 11.083307][ T205] x64_sys_call+0x1567/0x1570 [ 11.083309][ T205] do_syscall_64+0xff/0x530 [ 11.083313][ T205] ? exc_page_fault+0xee/0x100 [ 11.083316][ T205] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.083318][ T205] RIP: 0033:0x7fdebbec91b8 [ 11.083320][ T205] Code: Unable to access opcode bytes at 0x7fdebbec918e. [ 11.083321][ T205] RSP: 002b:00007ffea0f55968 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.083324][ T205] RAX: ffffffffffffffda RBX: 00007fdebbff9f88 RCX: 00007fdebbec91b8 [ 11.083325][ T205] RDX: 00007fdebbe06a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 11.083326][ T205] RBP: 00007ffea0f559c0 R08: 0000000000000000 R09: 0000000000000030 [ 11.083327][ T205] R10: 00007ffea0f55800 R11: 0000000000000246 R12: 0000000000000002 [ 11.083327][ T205] R13: 0000000000000000 R14: 00007fdebbff8680 R15: 00007fdebbff9fa0 [ 11.083334][ T205] [ 11.890601][ T225] veth0: renamed from veth-hv-1 [ 12.358267][ T251] br0: port 1(vxlan0) entered blocking state [ 12.358285][ T251] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.358287][ T251] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 251, name: ip [ 12.358289][ T251] preempt_count: 1, expected: 0 [ 12.358289][ T251] RCU nest depth: 0, expected: 0 [ 12.358290][ T251] locks held by ip/251: 5, last CPU#2: [ 12.358292][ T251] #0: ffffffff94d1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 12.358304][ T251] #1: ffffffff9457ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.358310][ T251] #2: ffffffff9457de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.358315][ T251] #3: ffffffff9449d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.358318][ T251] #4: ffffffff9449d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.358323][ T251] irq event stamp: 21440 [ 12.358324][ T251] hardirqs last enabled at (21439): [] __down_trylock_console_sem+0x86/0xa0 [ 12.358327][ T251] hardirqs last disabled at (21440): [] console_emit_next_record+0x3d4/0x4c0 [ 12.358329][ T251] softirqs last enabled at (21352): [] __alloc_skb+0x4c2/0x5f0 [ 12.358332][ T251] softirqs last disabled at (21350): [] __alloc_skb+0x4c2/0x5f0 [ 12.358335][ T251] Preemption disabled at: [ 12.358335][ T251] [] vprintk_emit+0x31b/0x3e0 [ 12.358341][ T251] CPU: 2 UID: 0 PID: 251 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.358344][ T251] Tainted: [W]=WARN [ 12.358345][ T251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.358347][ T251] Call Trace: [ 12.358348][ T251] [ 12.358350][ T251] dump_stack_lvl+0x6f/0xa0 [ 12.358356][ T251] ? vprintk_emit+0x31b/0x3e0 [ 12.358357][ T251] __might_resched.cold+0x1fe/0x2c1 [ 12.358362][ T251] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.358366][ T251] ? __kmalloc_noprof+0xdb/0x760 [ 12.358371][ T251] __kmalloc_noprof+0x443/0x760 [ 12.358373][ T251] ? alloc_buf.isra.0+0x4b/0x260 [ 12.358379][ T251] ? do_raw_spin_unlock+0x59/0x250 [ 12.358382][ T251] alloc_buf.isra.0+0x4b/0x260 [ 12.358387][ T251] put_chars+0x1e1/0x2f0 [ 12.358389][ T251] ? __send_to_port+0x420/0x420 [ 12.358391][ T251] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.358394][ T251] ? validate_chain+0x38b/0xc20 [ 12.358400][ T251] hvc_console_print+0x292/0x780 [ 12.358407][ T251] ? hvc_write+0x3a0/0x3a0 [ 12.358410][ T251] ? rcu_is_watching+0x16/0xd0 [ 12.358412][ T251] ? lock_acquire+0x13c/0x160 [ 12.358416][ T251] console_emit_next_record+0x22f/0x4c0 [ 12.358420][ T251] ? devkmsg_read+0x4b0/0x4b0 [ 12.358421][ T251] ? console_flush_one_record+0x106/0x710 [ 12.358425][ T251] ? rcu_is_watching+0x16/0xd0 [ 12.358426][ T251] ? lock_acquire+0x13c/0x160 [ 12.358430][ T251] console_flush_one_record+0x46f/0x710 [ 12.358434][ T251] ? console_emit_next_record+0x4c0/0x4c0 [ 12.358436][ T251] ? __lock_acquire+0x518/0xc20 [ 12.358441][ T251] console_unlock+0xee/0x1f0 [ 12.358444][ T251] ? console_flush_one_record+0x710/0x710 [ 12.358446][ T251] ? rcu_is_watching+0x16/0xd0 [ 12.358448][ T251] ? lock_acquire+0xe0/0x160 [ 12.358451][ T251] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.358453][ T251] ? vprintk_emit+0x320/0x3e0 [ 12.358456][ T251] vprintk_emit+0x37c/0x3e0 [ 12.358459][ T251] ? wake_up_klogd_work_func+0x90/0x90 [ 12.358460][ T251] ? __lock_release.isra.0+0x69/0x1a0 [ 12.358462][ T251] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.358468][ T251] _printk+0xc7/0x100 [ 12.358472][ T251] ? snapshot_read.cold+0x21/0x21 [ 12.358476][ T251] ? br_multicast_flood+0x960/0x960 [ 12.358479][ T251] ? do_setlink.isra.0+0x9ec/0x2a60 [ 12.358481][ T251] ? rtnl_newlink+0x9f1/0x11b0 [ 12.358482][ T251] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.358486][ T251] br_set_state+0x22f/0x430 [ 12.358491][ T251] br_init_port+0xc4/0x200 [ 12.358493][ T251] new_nbp+0x3a0/0x650 [ 12.358497][ T251] br_add_if+0x212/0x1320 [ 12.358499][ T251] ? is_bpf_text_address+0x72/0x110 [ 12.358503][ T251] ? kernel_text_address+0x149/0x170 [ 12.358508][ T251] do_set_master+0x3b2/0x780 [ 12.358512][ T251] do_setlink.isra.0+0x9ec/0x2a60 [ 12.358515][ T251] ? stack_trace_save+0x93/0xc0 [ 12.358519][ T251] ? rtnl_link_get_size+0x350/0x350 [ 12.358520][ T251] ? rcu_read_lock_any_held+0x66/0x90 [ 12.358523][ T251] ? stack_depot_save_flags+0x38e/0x790 [ 12.358526][ T251] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.358528][ T251] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.358530][ T251] ? validate_chain+0x38b/0xc20 [ 12.358533][ T251] ? kasan_save_stack+0x3d/0x50 [ 12.358535][ T251] ? kasan_save_stack+0x2f/0x50 [ 12.358536][ T251] ? kasan_save_track+0x14/0x30 [ 12.358538][ T251] ? __kasan_kmalloc+0x7b/0x90 [ 12.358540][ T251] ? __lock_acquire+0x518/0xc20 [ 12.358542][ T251] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 12.358545][ T251] ? ___sys_sendmsg+0xd0/0x1d0 [ 12.358548][ T251] ? lock_acquire.part.0+0xd4/0x280 [ 12.358550][ T251] ? rtnl_newlink+0x9a8/0x11b0 [ 12.358553][ T251] ? rcu_is_watching+0x16/0xd0 [ 12.358555][ T251] ? lock_acquire+0x13c/0x160 [ 12.358556][ T251] ? rcu_is_watching+0x16/0xd0 [ 12.358557][ T251] ? rcu_is_watching+0x16/0xd0 [ 12.358559][ T251] ? trace_contention_end+0xb3/0x180 [ 12.358561][ T251] ? __mutex_lock+0x1db/0x1ea0 [ 12.358562][ T251] ? __mutex_lock+0x9a3/0x1ea0 [ 12.358564][ T251] ? rtnl_newlink+0x9a8/0x11b0 [ 12.358568][ T251] ? ww_mutex_lock+0x160/0x160 [ 12.358569][ T251] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.358574][ T251] ? rcu_is_watching+0x16/0xd0 [ 12.358576][ T251] ? __rtnl_newlink+0x3fa/0xa50 [ 12.358581][ T251] rtnl_newlink+0x9f1/0x11b0 [ 12.358586][ T251] ? rtnl_bridge_getlink+0x850/0x850 [ 12.358588][ T251] ? __lock_acquire+0x518/0xc20 [ 12.358592][ T251] ? lock_acquire.part.0+0xd4/0x280 [ 12.358594][ T251] ? find_held_lock+0x2b/0x80 [ 12.358597][ T251] ? rtnl_bridge_getlink+0x850/0x850 [ 12.358598][ T251] ? __lock_release.isra.0+0x69/0x1a0 [ 12.358602][ T251] ? rtnl_bridge_getlink+0x850/0x850 [ 12.358604][ T251] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.358607][ T251] ? rtnl_link_fill+0x920/0x920 [ 12.358608][ T251] ? __lock_acquire+0x518/0xc20 [ 12.358613][ T251] ? lock_acquire.part.0+0xd4/0x280 [ 12.358615][ T251] ? find_held_lock+0x2b/0x80 [ 12.358618][ T251] netlink_rcv_skb+0x14e/0x3a0 [ 12.358622][ T251] ? rtnl_link_fill+0x920/0x920 [ 12.358624][ T251] ? netlink_ack+0xcf0/0xcf0 [ 12.358631][ T251] ? netlink_deliver_tap+0xc5/0x330 [ 12.358633][ T251] ? netlink_deliver_tap+0x13c/0x330 [ 12.358637][ T251] netlink_unicast+0x486/0x750 [ 12.358641][ T251] ? netlink_attachskb+0x810/0x810 [ 12.358643][ T251] ? find_held_lock+0x2b/0x80 [ 12.358648][ T251] netlink_sendmsg+0x75b/0xc90 [ 12.358651][ T251] ? netlink_unicast+0x750/0x750 [ 12.358655][ T251] ? __lock_release.isra.0+0x69/0x1a0 [ 12.358657][ T251] ? __import_iovec+0x36c/0x620 [ 12.358662][ T251] __sock_sendmsg+0xce/0x190 [ 12.358665][ T251] ____sys_sendmsg+0x61a/0x860 [ 12.358667][ T251] ? copy_msghdr_from_user+0x279/0x420 [ 12.358670][ T251] ? sock_write_iter+0x400/0x400 [ 12.358671][ T251] ? move_addr_to_kernel+0x40/0x40 [ 12.358678][ T251] ___sys_sendmsg+0x14e/0x1d0 [ 12.358681][ T251] ? copy_msghdr_from_user+0x420/0x420 [ 12.358697][ T251] __sys_sendmsg+0x12c/0x1d0 [ 12.358700][ T251] ? __sys_sendmsg_sock+0x20/0x20 [ 12.358706][ T251] ? rcu_is_watching+0x16/0xd0 [ 12.358709][ T251] do_syscall_64+0xff/0x530 [ 12.358712][ T251] ? exc_page_fault+0xee/0x100 [ 12.358715][ T251] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.358717][ T251] RIP: 0033:0x7fbeef59f54e [ 12.358721][ T251] 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 [ 12.358722][ T251] RSP: 002b:00007ffd48ba5670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.358725][ T251] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbeef59f54e [ 12.358726][ T251] RDX: 0000000000000000 RSI: 00007ffd48ba5720 RDI: 0000000000000005 [ 12.358727][ T251] RBP: 00007ffd48ba5680 R08: 0000000000000000 R09: 0000000000000000 [ 12.358728][ T251] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b527 [ 12.358729][ T251] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd48ba5df0 [ 12.358735][ T251] [ 12.405639][ T251] br0: port 1(vxlan0) entered disabled state [ 12.405999][ T251] vxlan0: entered allmulticast mode [ 12.407142][ T251] vxlan0: entered promiscuous mode [ 12.437351][ T252] br0: port 1(vxlan0) entered blocking state [ 12.437830][ T252] br0: port 1(vxlan0) entered forwarding state [ 12.547630][ T254] veth0: renamed from veth-hv-2 [ 12.868384][ T263] br0: port 1(vxlan0) entered blocking state [ 12.868938][ T263] br0: port 1(vxlan0) entered disabled state [ 12.869480][ T263] vxlan0: entered allmulticast mode [ 12.871328][ T263] vxlan0: entered promiscuous mode [ 12.917541][ T264] br0: port 1(vxlan0) entered blocking state [ 12.917869][ T264] br0: port 1(vxlan0) entered forwarding state [ 13.141244][ T271] br0: port 2(veth-tap) entered blocking state [ 13.141555][ T271] br0: port 2(veth-tap) entered disabled state [ 13.141866][ T271] veth-tap: entered allmulticast mode [ 13.142971][ T271] veth-tap: entered promiscuous mode [ 13.174317][ T272] br0: port 2(veth-tap) entered blocking state [ 13.174643][ T272] br0: port 2(veth-tap) entered forwarding state [ 13.499230][ T281] br0: port 2(veth-tap) entered blocking state [ 13.499247][ T281] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.499249][ T281] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 281, name: ip [ 13.499251][ T281] preempt_count: 1, expected: 0 [ 13.499252][ T281] RCU nest depth: 0, expected: 0 [ 13.499252][ T281] locks held by ip/281: 5, last CPU#0: [ 13.499254][ T281] #0: ffffffff94d1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 13.499267][ T281] #1: ffffffff9457ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.499273][ T281] #2: ffffffff9457de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.499277][ T281] #3: ffffffff9449d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.499280][ T281] #4: ffffffff9449d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.499285][ T281] irq event stamp: 21324 [ 13.499285][ T281] hardirqs last enabled at (21323): [] __down_trylock_console_sem+0x86/0xa0 [ 13.499289][ T281] hardirqs last disabled at (21324): [] console_emit_next_record+0x3d4/0x4c0 [ 13.499291][ T281] softirqs last enabled at (21266): [] __alloc_skb+0x4c2/0x5f0 [ 13.499294][ T281] softirqs last disabled at (21264): [] __alloc_skb+0x4c2/0x5f0 [ 13.499297][ T281] Preemption disabled at: [ 13.499297][ T281] [] vprintk_emit+0x31b/0x3e0 [ 13.499302][ T281] CPU: 0 UID: 0 PID: 281 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.499306][ T281] Tainted: [W]=WARN [ 13.499307][ T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.499308][ T281] Call Trace: [ 13.499310][ T281] [ 13.499311][ T281] dump_stack_lvl+0x6f/0xa0 [ 13.499317][ T281] ? vprintk_emit+0x31b/0x3e0 [ 13.499319][ T281] __might_resched.cold+0x1fe/0x2c1 [ 13.499323][ T281] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.499328][ T281] ? __kmalloc_noprof+0xdb/0x760 [ 13.499332][ T281] __kmalloc_noprof+0x443/0x760 [ 13.499334][ T281] ? alloc_buf.isra.0+0x4b/0x260 [ 13.499341][ T281] ? do_raw_spin_unlock+0x59/0x250 [ 13.499343][ T281] alloc_buf.isra.0+0x4b/0x260 [ 13.499347][ T281] put_chars+0x1e1/0x2f0 [ 13.499349][ T281] ? __send_to_port+0x420/0x420 [ 13.499351][ T281] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.499354][ T281] ? validate_chain+0x38b/0xc20 [ 13.499360][ T281] hvc_console_print+0x292/0x780 [ 13.499367][ T281] ? hvc_write+0x3a0/0x3a0 [ 13.499370][ T281] ? rcu_is_watching+0x16/0xd0 [ 13.499372][ T281] ? lock_acquire+0x13c/0x160 [ 13.499376][ T281] console_emit_next_record+0x22f/0x4c0 [ 13.499380][ T281] ? devkmsg_read+0x4b0/0x4b0 [ 13.499382][ T281] ? console_flush_one_record+0x106/0x710 [ 13.499385][ T281] ? rcu_is_watching+0x16/0xd0 [ 13.499387][ T281] ? lock_acquire+0x13c/0x160 [ 13.499391][ T281] console_flush_one_record+0x46f/0x710 [ 13.499395][ T281] ? console_emit_next_record+0x4c0/0x4c0 [ 13.499397][ T281] ? __lock_acquire+0x518/0xc20 [ 13.499402][ T281] console_unlock+0xee/0x1f0 [ 13.499405][ T281] ? console_flush_one_record+0x710/0x710 [ 13.499407][ T281] ? rcu_is_watching+0x16/0xd0 [ 13.499409][ T281] ? lock_acquire+0xe0/0x160 [ 13.499412][ T281] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.499414][ T281] ? vprintk_emit+0x320/0x3e0 [ 13.499417][ T281] vprintk_emit+0x37c/0x3e0 [ 13.499420][ T281] ? wake_up_klogd_work_func+0x90/0x90 [ 13.499422][ T281] ? __lock_release.isra.0+0x69/0x1a0 [ 13.499425][ T281] ? mark_held_locks+0x40/0x70 [ 13.499428][ T281] _printk+0xc7/0x100 [ 13.499432][ T281] ? snapshot_read.cold+0x21/0x21 [ 13.499436][ T281] ? br_multicast_flood+0x960/0x960 [ 13.499439][ T281] ? do_setlink.isra.0+0x9ec/0x2a60 [ 13.499441][ T281] ? rtnl_newlink+0x9f1/0x11b0 [ 13.499442][ T281] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.499446][ T281] br_set_state+0x22f/0x430 [ 13.499450][ T281] br_init_port+0xc4/0x200 [ 13.499453][ T281] new_nbp+0x3a0/0x650 [ 13.499457][ T281] br_add_if+0x212/0x1320 [ 13.499459][ T281] ? is_bpf_text_address+0x72/0x110 [ 13.499463][ T281] ? kernel_text_address+0x149/0x170 [ 13.499468][ T281] do_set_master+0x3b2/0x780 [ 13.499472][ T281] do_setlink.isra.0+0x9ec/0x2a60 [ 13.499475][ T281] ? stack_trace_save+0x93/0xc0 [ 13.499479][ T281] ? rtnl_link_get_size+0x350/0x350 [ 13.499480][ T281] ? rcu_read_lock_any_held+0x66/0x90 [ 13.499483][ T281] ? stack_depot_save_flags+0x38e/0x790 [ 13.499486][ T281] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.499488][ T281] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.499490][ T281] ? validate_chain+0x38b/0xc20 [ 13.499492][ T281] ? kasan_save_stack+0x3d/0x50 [ 13.499495][ T281] ? kasan_save_stack+0x2f/0x50 [ 13.499496][ T281] ? kasan_save_track+0x14/0x30 [ 13.499497][ T281] ? __kasan_kmalloc+0x7b/0x90 [ 13.499499][ T281] ? __lock_acquire+0x518/0xc20 [ 13.499501][ T281] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 13.499504][ T281] ? ___sys_sendmsg+0xd0/0x1d0 [ 13.499508][ T281] ? lock_acquire.part.0+0xd4/0x280 [ 13.499510][ T281] ? rtnl_newlink+0x9a8/0x11b0 [ 13.499512][ T281] ? rcu_is_watching+0x16/0xd0 [ 13.499514][ T281] ? lock_acquire+0x13c/0x160 [ 13.499515][ T281] ? rcu_is_watching+0x16/0xd0 [ 13.499516][ T281] ? rcu_is_watching+0x16/0xd0 [ 13.499518][ T281] ? trace_contention_end+0xb3/0x180 [ 13.499521][ T281] ? __mutex_lock+0x1db/0x1ea0 [ 13.499523][ T281] ? __mutex_lock+0x9a3/0x1ea0 [ 13.499525][ T281] ? rtnl_newlink+0x9a8/0x11b0 [ 13.499529][ T281] ? ww_mutex_lock+0x160/0x160 [ 13.499530][ T281] ? nla_get_range_signed+0x3d0/0x3d0 [ 13.499535][ T281] ? rcu_is_watching+0x16/0xd0 [ 13.499537][ T281] ? __rtnl_newlink+0x3fa/0xa50 [ 13.499542][ T281] rtnl_newlink+0x9f1/0x11b0 [ 13.499547][ T281] ? rtnl_bridge_getlink+0x850/0x850 [ 13.499549][ T281] ? __lock_acquire+0x518/0xc20 [ 13.499554][ T281] ? lock_acquire.part.0+0xd4/0x280 [ 13.499556][ T281] ? find_held_lock+0x2b/0x80 [ 13.499558][ T281] ? rtnl_bridge_getlink+0x850/0x850 [ 13.499560][ T281] ? __lock_release.isra.0+0x69/0x1a0 [ 13.499563][ T281] ? rtnl_bridge_getlink+0x850/0x850 [ 13.499565][ T281] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.499568][ T281] ? rtnl_link_fill+0x920/0x920 [ 13.499570][ T281] ? __lock_acquire+0x518/0xc20 [ 13.499574][ T281] ? lock_acquire.part.0+0xd4/0x280 [ 13.499576][ T281] ? find_held_lock+0x2b/0x80 [ 13.499580][ T281] netlink_rcv_skb+0x14e/0x3a0 [ 13.499583][ T281] ? rtnl_link_fill+0x920/0x920 [ 13.499586][ T281] ? netlink_ack+0xcf0/0xcf0 [ 13.499592][ T281] ? netlink_deliver_tap+0xc5/0x330 [ 13.499594][ T281] ? netlink_deliver_tap+0x13c/0x330 [ 13.499599][ T281] netlink_unicast+0x486/0x750 [ 13.499603][ T281] ? netlink_attachskb+0x810/0x810 [ 13.499605][ T281] ? find_held_lock+0x2b/0x80 [ 13.499610][ T281] netlink_sendmsg+0x75b/0xc90 [ 13.499614][ T281] ? netlink_unicast+0x750/0x750 [ 13.499617][ T281] ? __lock_release.isra.0+0x69/0x1a0 [ 13.499619][ T281] ? __import_iovec+0x36c/0x620 [ 13.499625][ T281] __sock_sendmsg+0xce/0x190 [ 13.499627][ T281] ____sys_sendmsg+0x61a/0x860 [ 13.499630][ T281] ? copy_msghdr_from_user+0x279/0x420 [ 13.499632][ T281] ? sock_write_iter+0x400/0x400 [ 13.499633][ T281] ? move_addr_to_kernel+0x40/0x40 [ 13.499641][ T281] ___sys_sendmsg+0x14e/0x1d0 [ 13.499644][ T281] ? copy_msghdr_from_user+0x420/0x420 [ 13.499660][ T281] __sys_sendmsg+0x12c/0x1d0 [ 13.499663][ T281] ? __sys_sendmsg_sock+0x20/0x20 [ 13.499669][ T281] ? rcu_is_watching+0x16/0xd0 [ 13.499672][ T281] do_syscall_64+0xff/0x530 [ 13.499677][ T281] ? exc_page_fault+0xee/0x100 [ 13.499680][ T281] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.499683][ T281] RIP: 0033:0x7f0f1db7a54e [ 13.499686][ T281] 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 [ 13.499688][ T281] RSP: 002b:00007ffef3f241b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.499691][ T281] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0f1db7a54e [ 13.499693][ T281] RDX: 0000000000000000 RSI: 00007ffef3f24260 RDI: 0000000000000005 [ 13.499693][ T281] RBP: 00007ffef3f241c0 R08: 0000000000000000 R09: 0000000000000000 [ 13.499694][ T281] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b528 [ 13.499695][ T281] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffef3f24930 [ 13.499702][ T281] [ 13.533608][ T281] br0: port 2(veth-tap) entered disabled state [ 13.533913][ T281] veth-tap: entered allmulticast mode [ 13.535068][ T281] veth-tap: entered promiscuous mode [ 13.588206][ T285] br0: port 2(veth-tap) entered blocking state [ 13.588758][ T285] br0: port 2(veth-tap) entered forwarding state [ 13.975086][ T299] br0: port 1(vxlan0) entered disabled state [ 14.021531][ T300] br0: port 1(vxlan0) entered blocking state [ 14.022064][ T300] br0: port 1(vxlan0) entered forwarding state [ 14.106279][ T302] br0: port 1(vxlan0) entered disabled state [ 14.143496][ T303] br0: port 1(vxlan0) entered blocking state [ 14.143833][ T303] br0: port 1(vxlan0) entered forwarding state [ 14.473213][ T12] veth-tap: left allmulticast mode [ 14.473611][ T12] veth-tap: left promiscuous mode [ 14.474088][ T12] br0: port 2(veth-tap) entered disabled state [ 14.477026][ T12] vxlan0: left allmulticast mode [ 14.477340][ T12] vxlan0: left promiscuous mode [ 14.477761][ T12] br0: port 1(vxlan0) entered disabled state [ 14.536397][ T12] br0: port 1(vxlan0) entered disabled state [ 14.536413][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.536415][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 14.536417][ T12] preempt_count: 202, expected: 0 [ 14.536418][ T12] RCU nest depth: 0, expected: 0 [ 14.536419][ T12] locks held by kworker/u16:0/12: 9, last CPU#0: [ 14.536421][ T12] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 14.536433][ T12] #1: ffa00000000c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 14.536437][ T12] #2: ffffffff94cffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 14.536443][ T12] #3: ffffffff94d1b740 (rtnl_mutex){+.+.}-{4:4}, at: default_device_exit_batch+0x9a/0x600 [ 14.536446][ T12] #4: ff1100000fbaae98 (&br->lock){+...}-{3:3}, at: br_device_event+0x1d7/0x8f0 [ 14.536451][ T12] #5: ffffffff9457ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.536455][ T12] #6: ffffffff9457de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.536459][ T12] #7: ffffffff9449d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.536463][ T12] #8: ffffffff9449d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.536467][ T12] irq event stamp: 63981 [ 14.536467][ T12] hardirqs last enabled at (63980): [] __down_trylock_console_sem+0x86/0xa0 [ 14.536471][ T12] hardirqs last disabled at (63981): [] console_emit_next_record+0x3d4/0x4c0 [ 14.536473][ T12] softirqs last enabled at (63964): [] ipv6_mc_down+0x134/0x2d0 [ 14.536476][ T12] softirqs last disabled at (63976): [] br_device_event+0x1d7/0x8f0 [ 14.536478][ T12] Preemption disabled at: [ 14.536479][ T12] [<0000000000000000>] 0x0 [ 14.536486][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.536490][ T12] Tainted: [W]=WARN [ 14.536491][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.536493][ T12] Workqueue: netns cleanup_net [ 14.536496][ T12] Call Trace: [ 14.536497][ T12] [ 14.536499][ T12] dump_stack_lvl+0x6f/0xa0 [ 14.536506][ T12] __might_resched.cold+0x1fe/0x2c1 [ 14.536511][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.536515][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 14.536519][ T12] __kmalloc_noprof+0x443/0x760 [ 14.536521][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 14.536528][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 14.536531][ T12] alloc_buf.isra.0+0x4b/0x260 [ 14.536535][ T12] put_chars+0x1e1/0x2f0 [ 14.536537][ T12] ? __send_to_port+0x420/0x420 [ 14.536544][ T12] hvc_console_print+0x292/0x780 [ 14.536552][ T12] ? hvc_write+0x3a0/0x3a0 [ 14.536555][ T12] ? lock_acquire+0x13c/0x160 [ 14.536560][ T12] console_emit_next_record+0x22f/0x4c0 [ 14.536564][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 14.536566][ T12] ? console_flush_one_record+0x106/0x710 [ 14.536569][ T12] ? rcu_is_watching+0x16/0xd0 [ 14.536572][ T12] ? lock_acquire+0x13c/0x160 [ 14.536576][ T12] console_flush_one_record+0x46f/0x710 [ 14.536581][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 14.536582][ T12] ? __lock_acquire+0x518/0xc20 [ 14.536588][ T12] console_unlock+0xee/0x1f0 [ 14.536591][ T12] ? console_flush_one_record+0x710/0x710 [ 14.536593][ T12] ? rcu_is_watching+0x16/0xd0 [ 14.536595][ T12] ? lock_acquire+0xe0/0x160 [ 14.536599][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.536600][ T12] ? vprintk_emit+0x320/0x3e0 [ 14.536603][ T12] vprintk_emit+0x37c/0x3e0 [ 14.536607][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 14.536608][ T12] ? mark_held_locks+0x40/0x70 [ 14.536610][ T12] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.536612][ T12] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.536617][ T12] _printk+0xc7/0x100 [ 14.536621][ T12] ? snapshot_read.cold+0x21/0x21 [ 14.536629][ T12] br_set_state+0x22f/0x430 [ 14.536634][ T12] br_stp_disable_port+0x11f/0x390 [ 14.536637][ T12] br_device_event+0x7b5/0x8f0 [ 14.536639][ T12] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 14.536644][ T12] ? packet_sendmsg_spkt+0x1360/0x1360 [ 14.536650][ T12] notifier_call_chain+0xae/0x300 [ 14.536656][ T12] netif_close_many+0x366/0x770 [ 14.536660][ T12] ? mutex_is_locked+0x1c/0x50 [ 14.536662][ T12] ? __dev_close_many+0x680/0x680 [ 14.536665][ T12] ? netif_close_many_and_unlock+0x22/0x2c0 [ 14.536670][ T12] unregister_netdevice_many_notify+0x71a/0x1b40 [ 14.536672][ T12] ? vxlan_dellink+0x244/0x3f0 [vxlan] [ 14.536683][ T12] ? unregister_netdevice_queued+0x80/0x80 [ 14.536688][ T12] ? net_generic+0xb3/0x1e0 [vxlan] [ 14.536695][ T12] vxlan_netdevice_event+0x27c/0x3e0 [vxlan] [ 14.536700][ T12] ? vxlan_exit_rtnl+0x160/0x160 [vxlan] [ 14.536703][ T12] ? netconsole_netdev_event+0x486/0xe50 [ 14.536710][ T12] notifier_call_chain+0xae/0x300 [ 14.536715][ T12] unregister_netdevice_many_notify+0xc5a/0x1b40 [ 14.536720][ T12] ? unregister_netdevice_queued+0x80/0x80 [ 14.536724][ T12] ? vrf_map_unregister_dev+0x410/0x410 [ 14.536731][ T12] default_device_exit_batch+0x38b/0x600 [ 14.536734][ T12] ? unregister_netdevice_queue+0x470/0x470 [ 14.536737][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.536739][ T12] ? fou_exit_net+0x30/0x110 [ 14.536744][ T12] ops_undo_list+0x2ce/0x8f0 [ 14.536747][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 14.536750][ T12] ? netns_install+0x2a0/0x2a0 [ 14.536752][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 14.536755][ T12] ? idr_destroy+0x121/0x250 [ 14.536760][ T12] cleanup_net+0x431/0x940 [ 14.536763][ T12] ? net_passive_dec+0x230/0x230 [ 14.536767][ T12] ? lock_acquire+0x13c/0x160 [ 14.536769][ T12] ? rcu_is_watching+0x16/0xd0 [ 14.536772][ T12] process_one_work+0xe3e/0x1560 [ 14.536779][ T12] ? __queue_delayed_work+0x470/0x470 [ 14.536782][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 14.536790][ T12] worker_thread+0x4f1/0xd60 [ 14.536798][ T12] ? rescuer_thread+0x1340/0x1340 [ 14.536800][ T12] kthread+0x367/0x460 [ 14.536802][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 14.536805][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 14.536808][ T12] ret_from_fork+0x474/0x6b0 [ 14.536812][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 14.536816][ T12] ? __switch_to+0x5a3/0xe00 [ 14.536819][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 14.536822][ T12] ret_from_fork_asm+0x11/0x20 [ 14.536831][ T12] [ 14.575269][ T12] vxlan0 (unregistering): left allmulticast mode [ 14.576133][ T12] vxlan0 (unregistering): left promiscuous mode [ 14.576671][ T12] br0: port 1(vxlan0) entered disabled state [ 14.653237][ T12] veth-tap: left allmulticast mode [ 14.653545][ T12] veth-tap: left promiscuous mode [ 14.653972][ T12] br0: port 2(veth-tap) entered disabled state