[ 11.828019][ T222] ip (222) used greatest stack depth: 24744 bytes left [ 11.828037][ T222] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.828040][ T222] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 222, name: ip [ 11.828042][ T222] preempt_count: 2, expected: 0 [ 11.828043][ T222] RCU nest depth: 0, expected: 0 [ 11.828045][ T222] locks held by ip/222: 5, last CPU#2: [ 11.828047][ T222] #0: ffffffff9b6167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.828061][ T222] #1: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.828068][ T222] #2: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.828074][ T222] #3: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.828080][ T222] #4: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.828086][ T222] irq event stamp: 28250 [ 11.828088][ T222] hardirqs last enabled at (28249): [] __down_trylock_console_sem+0x86/0xa0 [ 11.828092][ T222] hardirqs last disabled at (28250): [] console_emit_next_record+0x3d4/0x4c0 [ 11.828095][ T222] softirqs last enabled at (27960): [] handle_softirqs+0x67c/0x900 [ 11.828098][ T222] softirqs last disabled at (27949): [] __irq_exit_rcu+0x145/0x1c0 [ 11.828101][ T222] Preemption disabled at: [ 11.828102][ T222] [<0000000000000000>] 0x0 [ 11.828116][ T222] CPU: 2 UID: 0 PID: 222 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.828120][ T222] Tainted: [W]=WARN [ 11.828121][ T222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.828124][ T222] Call Trace: [ 11.828126][ T222] [ 11.828128][ T222] dump_stack_lvl+0x6f/0xa0 [ 11.828137][ T222] __might_resched.cold+0x1fe/0x2c1 [ 11.828143][ T222] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.828149][ T222] ? __kmalloc_noprof+0xdb/0x760 [ 11.828155][ T222] __kmalloc_noprof+0x443/0x760 [ 11.828159][ T222] ? alloc_buf.isra.0+0x4b/0x260 [ 11.828169][ T222] ? do_raw_spin_unlock+0x59/0x250 [ 11.828172][ T222] alloc_buf.isra.0+0x4b/0x260 [ 11.828178][ T222] put_chars+0x1e1/0x2f0 [ 11.828182][ T222] ? __send_to_port+0x420/0x420 [ 11.828184][ T222] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.828189][ T222] ? validate_chain+0x38b/0xc20 [ 11.828199][ T222] hvc_console_print+0x292/0x780 [ 11.828211][ T222] ? hvc_write+0x3a0/0x3a0 [ 11.828215][ T222] ? rcu_is_watching+0x16/0xd0 [ 11.828218][ T222] ? lock_acquire+0x13c/0x160 [ 11.828225][ T222] console_emit_next_record+0x22f/0x4c0 [ 11.828232][ T222] ? devkmsg_read+0x4b0/0x4b0 [ 11.828234][ T222] ? console_flush_one_record+0x106/0x710 [ 11.828240][ T222] ? rcu_is_watching+0x16/0xd0 [ 11.828243][ T222] ? lock_acquire+0x13c/0x160 [ 11.828250][ T222] console_flush_one_record+0x46f/0x710 [ 11.828257][ T222] ? console_emit_next_record+0x4c0/0x4c0 [ 11.828259][ T222] ? __lock_acquire+0x518/0xc20 [ 11.828269][ T222] console_unlock+0xee/0x1f0 [ 11.828273][ T222] ? console_flush_one_record+0x710/0x710 [ 11.828276][ T222] ? rcu_is_watching+0x16/0xd0 [ 11.828279][ T222] ? lock_acquire+0xe0/0x160 [ 11.828285][ T222] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.828288][ T222] ? vprintk_emit+0x320/0x3e0 [ 11.828293][ T222] vprintk_emit+0x37c/0x3e0 [ 11.828299][ T222] ? wake_up_klogd_work_func+0x90/0x90 [ 11.828304][ T222] ? __lock_acquire+0x518/0xc20 [ 11.828310][ T222] _printk+0xc7/0x100 [ 11.828315][ T222] ? snapshot_read.cold+0x21/0x21 [ 11.828319][ T222] ? do_raw_spin_lock+0x131/0x280 [ 11.828323][ T222] ? __rwlock_init+0x150/0x150 [ 11.828330][ T222] ? do_raw_spin_lock+0x131/0x280 [ 11.828337][ T222] do_exit.cold+0x82/0x9c [ 11.828342][ T222] ? exit_notify+0x890/0x890 [ 11.828344][ T222] ? __lock_release.isra.0+0x69/0x1a0 [ 11.828349][ T222] ? rcu_is_watching+0x16/0xd0 [ 11.828355][ T222] do_group_exit+0xb8/0x370 [ 11.828360][ T222] __x64_sys_exit_group+0x3c/0x50 [ 11.828363][ T222] x64_sys_call+0x1567/0x1570 [ 11.828367][ T222] do_syscall_64+0xff/0x530 [ 11.828372][ T222] ? exc_page_fault+0xee/0x100 [ 11.828377][ T222] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.828380][ T222] RIP: 0033:0x7f931c27f1b8 [ 11.828383][ T222] Code: Unable to access opcode bytes at 0x7f931c27f18e. [ 11.828385][ T222] RSP: 002b:00007ffdfec2d898 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.828388][ T222] RAX: ffffffffffffffda RBX: 00007f931c3aff88 RCX: 00007f931c27f1b8 [ 11.828390][ T222] RDX: 00007f931bfc9fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.828391][ T222] RBP: 00007ffdfec2d8f0 R08: 0000000000000000 R09: 0000000000008010 [ 11.828393][ T222] R10: 00007ffdfec2d6b0 R11: 0000000000000246 R12: 0000000000000001 [ 11.828394][ T222] R13: 0000000000000000 R14: 00007f931c3ae680 R15: 00007f931c3affa0 [ 11.828407][ T222] [ 11.951992][ T225] veth0: renamed from veth1 [ 12.461957][ T258] ip (258) used greatest stack depth: 23808 bytes left [ 12.503822][ T260] br0: port 1(swp1) entered blocking state [ 12.504305][ T260] br0: port 1(swp1) entered disabled state [ 12.505131][ T260] swp1: entered allmulticast mode [ 12.507651][ T260] swp1: entered promiscuous mode [ 12.509158][ T260] br0: port 1(swp1) entered blocking state [ 12.509850][ T260] br0: port 1(swp1) entered forwarding state [ 12.662309][ T263] br0: port 2(vx0) entered blocking state [ 12.663008][ T263] br0: port 2(vx0) entered disabled state [ 12.663528][ T263] vx0: entered allmulticast mode [ 12.665372][ T263] vx0: entered promiscuous mode [ 12.666478][ T263] br0: port 2(vx0) entered blocking state [ 12.666955][ T263] br0: port 2(vx0) entered forwarding state [ 13.188964][ T277] br0: port 1(swp1) entered blocking state [ 13.188985][ T277] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.188987][ T277] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 277, name: ip [ 13.188988][ T277] preempt_count: 1, expected: 0 [ 13.188989][ T277] RCU nest depth: 0, expected: 0 [ 13.188990][ T277] locks held by ip/277: 5, last CPU#3: [ 13.188992][ T277] #0: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 13.189005][ T277] #1: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.189011][ T277] #2: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.189015][ T277] #3: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.189019][ T277] #4: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.189023][ T277] irq event stamp: 25380 [ 13.189024][ T277] hardirqs last enabled at (25379): [] __down_trylock_console_sem+0x86/0xa0 [ 13.189027][ T277] hardirqs last disabled at (25380): [] console_emit_next_record+0x3d4/0x4c0 [ 13.189029][ T277] softirqs last enabled at (25322): [] __alloc_skb+0x4c2/0x5f0 [ 13.189032][ T277] softirqs last disabled at (25320): [] __alloc_skb+0x4c2/0x5f0 [ 13.189035][ T277] Preemption disabled at: [ 13.189035][ T277] [] vprintk_emit+0x31b/0x3e0 [ 13.189041][ T277] CPU: 3 UID: 0 PID: 277 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.189044][ T277] Tainted: [W]=WARN [ 13.189045][ T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.189047][ T277] Call Trace: [ 13.189049][ T277] [ 13.189051][ T277] dump_stack_lvl+0x6f/0xa0 [ 13.189057][ T277] ? vprintk_emit+0x31b/0x3e0 [ 13.189058][ T277] __might_resched.cold+0x1fe/0x2c1 [ 13.189063][ T277] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.189067][ T277] ? __kmalloc_noprof+0xdb/0x760 [ 13.189072][ T277] __kmalloc_noprof+0x443/0x760 [ 13.189073][ T277] ? alloc_buf.isra.0+0x4b/0x260 [ 13.189080][ T277] ? do_raw_spin_unlock+0x59/0x250 [ 13.189083][ T277] alloc_buf.isra.0+0x4b/0x260 [ 13.189087][ T277] put_chars+0x1e1/0x2f0 [ 13.189089][ T277] ? __send_to_port+0x420/0x420 [ 13.189090][ T277] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.189100][ T277] ? validate_chain+0x38b/0xc20 [ 13.189105][ T277] hvc_console_print+0x292/0x780 [ 13.189113][ T277] ? hvc_write+0x3a0/0x3a0 [ 13.189115][ T277] ? rcu_is_watching+0x16/0xd0 [ 13.189117][ T277] ? lock_acquire+0x13c/0x160 [ 13.189121][ T277] console_emit_next_record+0x22f/0x4c0 [ 13.189125][ T277] ? devkmsg_read+0x4b0/0x4b0 [ 13.189127][ T277] ? console_flush_one_record+0x106/0x710 [ 13.189130][ T277] ? rcu_is_watching+0x16/0xd0 [ 13.189132][ T277] ? lock_acquire+0x13c/0x160 [ 13.189136][ T277] console_flush_one_record+0x46f/0x710 [ 13.189140][ T277] ? console_emit_next_record+0x4c0/0x4c0 [ 13.189142][ T277] ? __lock_acquire+0x518/0xc20 [ 13.189147][ T277] console_unlock+0xee/0x1f0 [ 13.189150][ T277] ? console_flush_one_record+0x710/0x710 [ 13.189152][ T277] ? rcu_is_watching+0x16/0xd0 [ 13.189153][ T277] ? lock_acquire+0xe0/0x160 [ 13.189157][ T277] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.189159][ T277] ? vprintk_emit+0x320/0x3e0 [ 13.189161][ T277] vprintk_emit+0x37c/0x3e0 [ 13.189164][ T277] ? wake_up_klogd_work_func+0x90/0x90 [ 13.189166][ T277] ? trace_contention_end+0xb3/0x180 [ 13.189168][ T277] ? __mutex_lock+0x1db/0x1ea0 [ 13.189171][ T277] ? __mutex_lock+0x9a3/0x1ea0 [ 13.189174][ T277] _printk+0xc7/0x100 [ 13.189178][ T277] ? snapshot_read.cold+0x21/0x21 [ 13.189181][ T277] ? new_nbp+0x310/0x650 [ 13.189186][ T277] ? __mutex_unlock_slowpath+0x9e/0x740 [ 13.189190][ T277] br_set_state+0x22f/0x430 [ 13.189194][ T277] br_init_port+0xc4/0x200 [ 13.189196][ T277] new_nbp+0x3a0/0x650 [ 13.189200][ T277] br_add_if+0x212/0x1320 [ 13.189202][ T277] ? _mutex_trylock_nest_lock+0x390/0x390 [ 13.189204][ T277] ? is_bpf_text_address+0x72/0x110 [ 13.189210][ T277] do_set_master+0x3b2/0x780 [ 13.189214][ T277] do_setlink.isra.0+0x9ec/0x2a60 [ 13.189217][ T277] ? stack_trace_save+0x93/0xc0 [ 13.189220][ T277] ? rtnl_link_get_size+0x350/0x350 [ 13.189222][ T277] ? rcu_read_lock_any_held+0x66/0x90 [ 13.189224][ T277] ? stack_depot_save_flags+0x38e/0x790 [ 13.189228][ T277] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.189230][ T277] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.189232][ T277] ? validate_chain+0x38b/0xc20 [ 13.189234][ T277] ? kasan_save_stack+0x3d/0x50 [ 13.189236][ T277] ? kasan_save_stack+0x2f/0x50 [ 13.189238][ T277] ? kasan_save_track+0x14/0x30 [ 13.189239][ T277] ? __kasan_kmalloc+0x7b/0x90 [ 13.189241][ T277] ? __lock_acquire+0x518/0xc20 [ 13.189243][ T277] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 13.189246][ T277] ? ___sys_sendmsg+0xd0/0x1d0 [ 13.189249][ T277] ? lock_acquire.part.0+0xd4/0x280 [ 13.189251][ T277] ? rtnl_newlink+0x9a8/0x11b0 [ 13.189254][ T277] ? rcu_is_watching+0x16/0xd0 [ 13.189256][ T277] ? lock_acquire+0x13c/0x160 [ 13.189257][ T277] ? rcu_is_watching+0x16/0xd0 [ 13.189258][ T277] ? rcu_is_watching+0x16/0xd0 [ 13.189260][ T277] ? trace_contention_end+0xb3/0x180 [ 13.189262][ T277] ? __mutex_lock+0x1db/0x1ea0 [ 13.189263][ T277] ? __mutex_lock+0x9a3/0x1ea0 [ 13.189265][ T277] ? rtnl_newlink+0x9a8/0x11b0 [ 13.189268][ T277] ? ww_mutex_lock+0x160/0x160 [ 13.189269][ T277] ? nla_get_range_signed+0x3d0/0x3d0 [ 13.189274][ T277] ? rcu_is_watching+0x16/0xd0 [ 13.189277][ T277] ? __rtnl_newlink+0x3fa/0xa50 [ 13.189282][ T277] rtnl_newlink+0x9f1/0x11b0 [ 13.189287][ T277] ? rtnl_bridge_getlink+0x850/0x850 [ 13.189289][ T277] ? __lock_acquire+0x518/0xc20 [ 13.189293][ T277] ? lock_acquire.part.0+0xd4/0x280 [ 13.189295][ T277] ? find_held_lock+0x2b/0x80 [ 13.189297][ T277] ? rtnl_bridge_getlink+0x850/0x850 [ 13.189299][ T277] ? __lock_release.isra.0+0x69/0x1a0 [ 13.189302][ T277] ? rtnl_bridge_getlink+0x850/0x850 [ 13.189304][ T277] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.189307][ T277] ? rtnl_link_fill+0x920/0x920 [ 13.189309][ T277] ? __lock_acquire+0x518/0xc20 [ 13.189313][ T277] ? lock_acquire.part.0+0xd4/0x280 [ 13.189315][ T277] ? find_held_lock+0x2b/0x80 [ 13.189318][ T277] netlink_rcv_skb+0x14e/0x3a0 [ 13.189322][ T277] ? rtnl_link_fill+0x920/0x920 [ 13.189325][ T277] ? netlink_ack+0xcf0/0xcf0 [ 13.189331][ T277] ? netlink_deliver_tap+0xc5/0x330 [ 13.189333][ T277] ? netlink_deliver_tap+0x13c/0x330 [ 13.189339][ T277] netlink_unicast+0x486/0x750 [ 13.189343][ T277] ? netlink_attachskb+0x810/0x810 [ 13.189346][ T277] ? find_held_lock+0x2b/0x80 [ 13.189350][ T277] netlink_sendmsg+0x75b/0xc90 [ 13.189354][ T277] ? netlink_unicast+0x750/0x750 [ 13.189358][ T277] ? __lock_release.isra.0+0x69/0x1a0 [ 13.189359][ T277] ? __import_iovec+0x36c/0x620 [ 13.189364][ T277] __sock_sendmsg+0xce/0x190 [ 13.189367][ T277] ____sys_sendmsg+0x61a/0x860 [ 13.189369][ T277] ? copy_msghdr_from_user+0x279/0x420 [ 13.189372][ T277] ? sock_write_iter+0x400/0x400 [ 13.189373][ T277] ? move_addr_to_kernel+0x40/0x40 [ 13.189381][ T277] ___sys_sendmsg+0x14e/0x1d0 [ 13.189383][ T277] ? copy_msghdr_from_user+0x420/0x420 [ 13.189399][ T277] __sys_sendmsg+0x12c/0x1d0 [ 13.189401][ T277] ? __sys_sendmsg_sock+0x20/0x20 [ 13.189408][ T277] ? rcu_is_watching+0x16/0xd0 [ 13.189411][ T277] do_syscall_64+0xff/0x530 [ 13.189414][ T277] ? exc_page_fault+0xee/0x100 [ 13.189416][ T277] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.189419][ T277] RIP: 0033:0x7fd2cc44b54e [ 13.189422][ T277] 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 [ 13.189425][ T277] RSP: 002b:00007ffdb30c7240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.189428][ T277] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd2cc44b54e [ 13.189429][ T277] RDX: 0000000000000000 RSI: 00007ffdb30c72f0 RDI: 0000000000000005 [ 13.189430][ T277] RBP: 00007ffdb30c7250 R08: 0000000000000000 R09: 0000000000000000 [ 13.189431][ T277] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dcf0 [ 13.189431][ T277] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb30c79c0 [ 13.189438][ T277] [ 13.221355][ T277] br0: port 1(swp1) entered disabled state [ 13.221646][ T277] swp1: entered allmulticast mode [ 13.223455][ T277] swp1: entered promiscuous mode [ 13.224326][ T277] br0: port 1(swp1) entered blocking state [ 13.224595][ T277] br0: port 1(swp1) entered forwarding state [ 13.242312][ T277] ip (277) used greatest stack depth: 23336 bytes left [ 13.304155][ T279] br0: port 2(vx0) entered blocking state [ 13.304524][ T279] br0: port 2(vx0) entered disabled state [ 13.304744][ T279] vx0: entered allmulticast mode [ 13.305753][ T279] vx0: entered promiscuous mode [ 13.306227][ T279] br0: port 2(vx0) entered blocking state [ 13.306461][ T279] br0: port 2(vx0) entered forwarding state [ 18.687998][ T291] GACT probability NOT on [ 18.688016][ T291] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.688019][ T291] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 291, name: modprobe [ 18.688021][ T291] preempt_count: 1, expected: 0 [ 18.688022][ T291] RCU nest depth: 0, expected: 0 [ 18.688023][ T291] locks held by modprobe/291: 4, last CPU#0: [ 18.688025][ T291] #0: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.688037][ T291] #1: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.688042][ T291] #2: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.688046][ T291] #3: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 18.688058][ T291] irq event stamp: 18584 [ 18.688059][ T291] hardirqs last enabled at (18583): [] __down_trylock_console_sem+0x86/0xa0 [ 18.688062][ T291] hardirqs last disabled at (18584): [] console_emit_next_record+0x3d4/0x4c0 [ 18.688065][ T291] softirqs last enabled at (17242): [] handle_softirqs+0x67c/0x900 [ 18.688068][ T291] softirqs last disabled at (17235): [] __irq_exit_rcu+0x145/0x1c0 [ 18.688071][ T291] Preemption disabled at: [ 18.688071][ T291] [] vprintk_emit+0x31b/0x3e0 [ 18.688077][ T291] CPU: 0 UID: 0 PID: 291 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.688081][ T291] Tainted: [W]=WARN [ 18.688082][ T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.688083][ T291] Call Trace: [ 18.688085][ T291] [ 18.688086][ T291] dump_stack_lvl+0x6f/0xa0 [ 18.688092][ T291] ? vprintk_emit+0x31b/0x3e0 [ 18.688094][ T291] __might_resched.cold+0x1fe/0x2c1 [ 18.688099][ T291] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.688103][ T291] ? __kmalloc_noprof+0xdb/0x760 [ 18.688108][ T291] __kmalloc_noprof+0x443/0x760 [ 18.688110][ T291] ? alloc_buf.isra.0+0x4b/0x260 [ 18.688117][ T291] ? do_raw_spin_unlock+0x59/0x250 [ 18.688120][ T291] alloc_buf.isra.0+0x4b/0x260 [ 18.688124][ T291] put_chars+0x1e1/0x2f0 [ 18.688125][ T291] ? desc_read_finalized_seq+0x79/0x120 [ 18.688128][ T291] ? __send_to_port+0x420/0x420 [ 18.688130][ T291] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.688134][ T291] ? validate_chain+0x38b/0xc20 [ 18.688138][ T291] hvc_console_print+0x292/0x780 [ 18.688142][ T291] ? __lock_acquire+0x518/0xc20 [ 18.688144][ T291] ? __lock_acquire+0x518/0xc20 [ 18.688149][ T291] ? hvc_write+0x3a0/0x3a0 [ 18.688151][ T291] ? console_emit_next_record+0x1df/0x4c0 [ 18.688154][ T291] ? rcu_is_watching+0x16/0xd0 [ 18.688156][ T291] ? lock_acquire+0x13c/0x160 [ 18.688160][ T291] console_emit_next_record+0x22f/0x4c0 [ 18.688164][ T291] ? devkmsg_read+0x4b0/0x4b0 [ 18.688166][ T291] ? console_flush_one_record+0x106/0x710 [ 18.688169][ T291] ? rcu_is_watching+0x16/0xd0 [ 18.688171][ T291] ? lock_acquire+0x13c/0x160 [ 18.688175][ T291] console_flush_one_record+0x46f/0x710 [ 18.688179][ T291] ? console_emit_next_record+0x4c0/0x4c0 [ 18.688181][ T291] ? __lock_acquire+0x518/0xc20 [ 18.688186][ T291] console_unlock+0xee/0x1f0 [ 18.688189][ T291] ? console_flush_one_record+0x710/0x710 [ 18.688191][ T291] ? rcu_is_watching+0x16/0xd0 [ 18.688193][ T291] ? lock_acquire+0xe0/0x160 [ 18.688197][ T291] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.688198][ T291] ? vprintk_emit+0x320/0x3e0 [ 18.688201][ T291] vprintk_emit+0x37c/0x3e0 [ 18.688205][ T291] ? wake_up_klogd_work_func+0x90/0x90 [ 18.688210][ T291] ? gact_cleanup_module+0xf0/0xf0 [act_gact] [ 18.688213][ T291] _printk+0xc7/0x100 [ 18.688217][ T291] ? snapshot_read.cold+0x21/0x21 [ 18.688223][ T291] ? do_one_initcall+0x113/0x4f0 [ 18.688227][ T291] gact_init_module+0x15/0x1000 [act_gact] [ 18.688229][ T291] do_one_initcall+0x124/0x4f0 [ 18.688232][ T291] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 18.688236][ T291] ? do_init_module+0xae/0x8a0 [ 18.688239][ T291] ? kasan_unpoison+0x44/0x70 [ 18.688244][ T291] do_init_module+0x2ad/0x8a0 [ 18.688247][ T291] ? lockdep_hardirqs_on+0x91/0x130 [ 18.688252][ T291] ? free_module+0x470/0x470 [ 18.688254][ T291] ? kfree+0x123/0x590 [ 18.688258][ T291] load_module+0x1424/0x1bb0 [ 18.688263][ T291] ? security_kernel_post_read_file+0x2f/0x60 [ 18.688268][ T291] ? layout_and_allocate.isra.0+0x680/0x680 [ 18.688272][ T291] ? __ia32_sys_fsconfig+0x180/0x180 [ 18.688276][ T291] ? backing_file_read_iter+0x541/0x790 [ 18.688279][ T291] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 18.688283][ T291] init_module_from_file+0x11f/0x1a0 [ 18.688286][ T291] ? __do_sys_init_module+0x270/0x270 [ 18.688293][ T291] ? __rwlock_init+0x150/0x150 [ 18.688297][ T291] ? do_raw_spin_unlock+0x59/0x250 [ 18.688300][ T291] idempotent_init_module+0x37b/0x7c0 [ 18.688303][ T291] ? init_module_from_file+0x1a0/0x1a0 [ 18.688308][ T291] ? cap_capable+0x1d7/0x3d0 [ 18.688311][ T291] ? __x64_sys_pread64+0x18d/0x250 [ 18.688316][ T291] __x64_sys_finit_module+0xdf/0x190 [ 18.688318][ T291] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 18.688322][ T291] do_syscall_64+0xff/0x530 [ 18.688325][ T291] ? exc_page_fault+0xee/0x100 [ 18.688328][ T291] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.688330][ T291] RIP: 0033:0x7f3125dac37d [ 18.688334][ T291] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 18.688339][ T291] RSP: 002b:00007ffde0114908 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 18.688342][ T291] RAX: ffffffffffffffda RBX: 0000557c2e016810 RCX: 00007f3125dac37d [ 18.688343][ T291] RDX: 0000000000000000 RSI: 0000557c22547ffd RDI: 0000000000000000 [ 18.688344][ T291] RBP: 00007ffde01149a0 R08: 0000000000000000 R09: 0000000000000000 [ 18.688345][ T291] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557c22547ffd [ 18.688346][ T291] R13: 0000557c2e016960 R14: 0000000000040000 R15: 0000000000000000 [ 18.688353][ T291] [ 19.340857][ T95] br0: port 1(swp1) entered disabled state [ 19.881032][ T36] br0: port 1(swp1) entered blocking state [ 19.881059][ T36] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.881062][ T36] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 36, name: kworker/u17:0 [ 19.881063][ T36] preempt_count: 202, expected: 0 [ 19.881064][ T36] RCU nest depth: 0, expected: 0 [ 19.881066][ T36] locks held by kworker/u17:0/36: 9, last CPU#0: [ 19.881068][ T36] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 19.881081][ T36] #1: ffa000000028fd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 19.881085][ T36] #2: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 19.881090][ T36] #3: ff1100000f149e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 19.881094][ T36] #4: ff1100001088ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 19.881100][ T36] #5: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.881104][ T36] #6: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.881108][ T36] #7: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.881112][ T36] #8: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.881116][ T36] irq event stamp: 86247 [ 19.881117][ T36] hardirqs last enabled at (86246): [] __down_trylock_console_sem+0x86/0xa0 [ 19.881120][ T36] hardirqs last disabled at (86247): [] console_emit_next_record+0x3d4/0x4c0 [ 19.881122][ T36] softirqs last enabled at (86240): [] __fib6_clean_all+0xff/0x290 [ 19.881125][ T36] softirqs last disabled at (86242): [] br_port_carrier_check+0x161/0x430 [ 19.881128][ T36] Preemption disabled at: [ 19.881129][ T36] [<0000000000000000>] 0x0 [ 19.881136][ T36] CPU: 0 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.881139][ T36] Tainted: [W]=WARN [ 19.881140][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.881142][ T36] Workqueue: events_unbound linkwatch_event [ 19.881146][ T36] Call Trace: [ 19.881147][ T36] [ 19.881149][ T36] dump_stack_lvl+0x6f/0xa0 [ 19.881155][ T36] __might_resched.cold+0x1fe/0x2c1 [ 19.881160][ T36] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.881164][ T36] ? __kmalloc_noprof+0xdb/0x760 [ 19.881169][ T36] __kmalloc_noprof+0x443/0x760 [ 19.881171][ T36] ? alloc_buf.isra.0+0x4b/0x260 [ 19.881178][ T36] ? do_raw_spin_unlock+0x59/0x250 [ 19.881180][ T36] alloc_buf.isra.0+0x4b/0x260 [ 19.881184][ T36] put_chars+0x1e1/0x2f0 [ 19.881187][ T36] ? __send_to_port+0x420/0x420 [ 19.881190][ T36] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.881193][ T36] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.881196][ T36] ? validate_chain+0x38b/0xc20 [ 19.881200][ T36] hvc_console_print+0x292/0x780 [ 19.881204][ T36] ? mark_usage+0x61/0x170 [ 19.881206][ T36] ? __lock_acquire+0x518/0xc20 [ 19.881208][ T36] ? __lock_acquire+0x518/0xc20 [ 19.881213][ T36] ? hvc_write+0x3a0/0x3a0 [ 19.881214][ T36] ? lock_acquire.part.0+0xd4/0x280 [ 19.881219][ T36] ? lock_acquire+0x13c/0x160 [ 19.881223][ T36] console_emit_next_record+0x22f/0x4c0 [ 19.881228][ T36] ? devkmsg_read+0x4b0/0x4b0 [ 19.881229][ T36] ? console_flush_one_record+0x106/0x710 [ 19.881233][ T36] ? rcu_is_watching+0x16/0xd0 [ 19.881235][ T36] ? lock_acquire+0x13c/0x160 [ 19.881239][ T36] console_flush_one_record+0x46f/0x710 [ 19.881244][ T36] ? console_emit_next_record+0x4c0/0x4c0 [ 19.881246][ T36] ? __lock_acquire+0x518/0xc20 [ 19.881251][ T36] console_unlock+0xee/0x1f0 [ 19.881254][ T36] ? console_flush_one_record+0x710/0x710 [ 19.881256][ T36] ? rcu_is_watching+0x16/0xd0 [ 19.881258][ T36] ? lock_acquire+0xe0/0x160 [ 19.881262][ T36] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.881264][ T36] ? vprintk_emit+0x320/0x3e0 [ 19.881267][ T36] vprintk_emit+0x37c/0x3e0 [ 19.881270][ T36] ? wake_up_klogd_work_func+0x90/0x90 [ 19.881271][ T36] ? do_raw_read_unlock+0x70/0x70 [ 19.881274][ T36] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.881276][ T36] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.881280][ T36] _printk+0xc7/0x100 [ 19.881283][ T36] ? snapshot_read.cold+0x21/0x21 [ 19.881289][ T36] ? lock_acquire.part.0+0xd4/0x280 [ 19.881293][ T36] br_set_state+0x22f/0x430 [ 19.881297][ T36] br_init_port+0xc4/0x200 [ 19.881300][ T36] br_stp_enable_port+0x12/0x50 [ 19.881302][ T36] br_port_carrier_check+0x220/0x430 [ 19.881306][ T36] br_device_event+0x52d/0x8f0 [ 19.881308][ T36] ? fib6_ifdown+0x870/0x870 [ 19.881311][ T36] ? packet_sendmsg_spkt+0x1360/0x1360 [ 19.881317][ T36] notifier_call_chain+0xae/0x300 [ 19.881323][ T36] netif_state_change+0x139/0x3d0 [ 19.881328][ T36] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 19.881333][ T36] ? linkwatch_do_dev+0xae/0xd0 [ 19.881338][ T36] __linkwatch_run_queue+0x350/0x850 [ 19.881341][ T36] ? linkwatch_do_dev+0xd0/0xd0 [ 19.881344][ T36] ? lock_acquire.part.0+0xd4/0x280 [ 19.881348][ T36] linkwatch_event+0x7f/0xb0 [ 19.881351][ T36] ? __linkwatch_run_queue+0x850/0x850 [ 19.881354][ T36] process_one_work+0xe3e/0x1560 [ 19.881361][ T36] ? __queue_delayed_work+0x470/0x470 [ 19.881364][ T36] ? lock_acquire.part.0+0xd4/0x280 [ 19.881372][ T36] worker_thread+0x4f1/0xd60 [ 19.881379][ T36] ? rescuer_thread+0x1340/0x1340 [ 19.881381][ T36] kthread+0x367/0x460 [ 19.881384][ T36] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 19.881387][ T36] ? kthread_affine_preferred+0x4c0/0x4c0 [ 19.881390][ T36] ret_from_fork+0x474/0x6b0 [ 19.881394][ T36] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 19.881398][ T36] ? __switch_to+0x5a3/0xe00 [ 19.881401][ T36] ? kthread_affine_preferred+0x4c0/0x4c0 [ 19.881404][ T36] ret_from_fork_asm+0x11/0x20 [ 19.881413][ T36] [ 19.904227][ T36] br0: port 1(swp1) entered forwarding state [ 20.535815][ T95] br0: port 1(swp1) entered disabled state [ 21.052466][ T223] br0: port 1(swp1) entered blocking state [ 21.052488][ T223] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 21.052490][ T223] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 223, name: kworker/u20:2 [ 21.052492][ T223] preempt_count: 202, expected: 0 [ 21.052493][ T223] RCU nest depth: 0, expected: 0 [ 21.052494][ T223] locks held by kworker/u20:2/223: 9, last CPU#3: [ 21.052496][ T223] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 21.052509][ T223] #1: ffa0000001b07d10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 21.052513][ T223] #2: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 21.052518][ T223] #3: ff1100000f149e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 21.052522][ T223] #4: ff1100001088ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 21.052528][ T223] #5: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 21.052532][ T223] #6: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 21.052536][ T223] #7: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 21.052540][ T223] #8: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 21.052544][ T223] irq event stamp: 43 [ 21.052545][ T223] hardirqs last enabled at (42): [] __down_trylock_console_sem+0x86/0xa0 [ 21.052548][ T223] hardirqs last disabled at (43): [] console_emit_next_record+0x3d4/0x4c0 [ 21.052550][ T223] softirqs last enabled at (36): [] __fib6_clean_all+0xff/0x290 [ 21.052553][ T223] softirqs last disabled at (38): [] br_port_carrier_check+0x161/0x430 [ 21.052555][ T223] Preemption disabled at: [ 21.052556][ T223] [<0000000000000000>] 0x0 [ 21.052563][ T223] CPU: 3 UID: 0 PID: 223 Comm: kworker/u20:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 21.052567][ T223] Tainted: [W]=WARN [ 21.052568][ T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.052570][ T223] Workqueue: events_unbound linkwatch_event [ 21.052573][ T223] Call Trace: [ 21.052575][ T223] [ 21.052576][ T223] dump_stack_lvl+0x6f/0xa0 [ 21.052583][ T223] __might_resched.cold+0x1fe/0x2c1 [ 21.052588][ T223] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 21.052592][ T223] ? __kmalloc_noprof+0xdb/0x760 [ 21.052596][ T223] __kmalloc_noprof+0x443/0x760 [ 21.052598][ T223] ? alloc_buf.isra.0+0x4b/0x260 [ 21.052605][ T223] ? do_raw_spin_unlock+0x59/0x250 [ 21.052608][ T223] alloc_buf.isra.0+0x4b/0x260 [ 21.052612][ T223] put_chars+0x1e1/0x2f0 [ 21.052614][ T223] ? __send_to_port+0x420/0x420 [ 21.052617][ T223] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.052620][ T223] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.052623][ T223] ? validate_chain+0x38b/0xc20 [ 21.052628][ T223] hvc_console_print+0x292/0x780 [ 21.052632][ T223] ? mark_usage+0x61/0x170 [ 21.052633][ T223] ? __lock_acquire+0x518/0xc20 [ 21.052635][ T223] ? __lock_acquire+0x518/0xc20 [ 21.052640][ T223] ? hvc_write+0x3a0/0x3a0 [ 21.052641][ T223] ? lock_acquire.part.0+0xd4/0x280 [ 21.052646][ T223] ? lock_acquire+0x13c/0x160 [ 21.052650][ T223] console_emit_next_record+0x22f/0x4c0 [ 21.052654][ T223] ? devkmsg_read+0x4b0/0x4b0 [ 21.052656][ T223] ? console_flush_one_record+0x106/0x710 [ 21.052660][ T223] ? rcu_is_watching+0x16/0xd0 [ 21.052662][ T223] ? lock_acquire+0x13c/0x160 [ 21.052666][ T223] console_flush_one_record+0x46f/0x710 [ 21.052671][ T223] ? console_emit_next_record+0x4c0/0x4c0 [ 21.052673][ T223] ? __lock_acquire+0x518/0xc20 [ 21.052679][ T223] console_unlock+0xee/0x1f0 [ 21.052682][ T223] ? console_flush_one_record+0x710/0x710 [ 21.052684][ T223] ? rcu_is_watching+0x16/0xd0 [ 21.052686][ T223] ? lock_acquire+0xe0/0x160 [ 21.052689][ T223] ? __down_trylock_console_sem+0x5e/0xa0 [ 21.052691][ T223] ? vprintk_emit+0x320/0x3e0 [ 21.052694][ T223] vprintk_emit+0x37c/0x3e0 [ 21.052697][ T223] ? wake_up_klogd_work_func+0x90/0x90 [ 21.052699][ T223] ? do_raw_read_unlock+0x70/0x70 [ 21.052701][ T223] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.052703][ T223] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.052707][ T223] _printk+0xc7/0x100 [ 21.052710][ T223] ? snapshot_read.cold+0x21/0x21 [ 21.052716][ T223] ? lock_acquire.part.0+0xd4/0x280 [ 21.052720][ T223] br_set_state+0x22f/0x430 [ 21.052725][ T223] br_init_port+0xc4/0x200 [ 21.052727][ T223] br_stp_enable_port+0x12/0x50 [ 21.052729][ T223] br_port_carrier_check+0x220/0x430 [ 21.052733][ T223] br_device_event+0x52d/0x8f0 [ 21.052735][ T223] ? fib6_ifdown+0x870/0x870 [ 21.052738][ T223] ? packet_sendmsg_spkt+0x1360/0x1360 [ 21.052744][ T223] notifier_call_chain+0xae/0x300 [ 21.052750][ T223] netif_state_change+0x139/0x3d0 [ 21.052756][ T223] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 21.052761][ T223] ? linkwatch_do_dev+0xae/0xd0 [ 21.052763][ T223] __linkwatch_run_queue+0x350/0x850 [ 21.052766][ T223] ? linkwatch_do_dev+0xd0/0xd0 [ 21.052769][ T223] ? lock_acquire.part.0+0xd4/0x280 [ 21.052773][ T223] linkwatch_event+0x7f/0xb0 [ 21.052775][ T223] ? __linkwatch_run_queue+0x850/0x850 [ 21.052779][ T223] process_one_work+0xe3e/0x1560 [ 21.052786][ T223] ? __queue_delayed_work+0x470/0x470 [ 21.052789][ T223] ? lock_acquire.part.0+0xd4/0x280 [ 21.052797][ T223] worker_thread+0x4f1/0xd60 [ 21.052801][ T223] ? rescuer_thread+0x1340/0x1340 [ 21.052803][ T223] ? __kthread_parkme+0xbd/0x210 [ 21.052806][ T223] ? rescuer_thread+0x1340/0x1340 [ 21.052809][ T223] ? rescuer_thread+0x1340/0x1340 [ 21.052811][ T223] kthread+0x367/0x460 [ 21.052813][ T223] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 21.052817][ T223] ? kthread_affine_preferred+0x4c0/0x4c0 [ 21.052820][ T223] ret_from_fork+0x474/0x6b0 [ 21.052824][ T223] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 21.052827][ T223] ? __switch_to+0x5a3/0xe00 [ 21.052831][ T223] ? kthread_affine_preferred+0x4c0/0x4c0 [ 21.052834][ T223] ret_from_fork_asm+0x11/0x20 [ 21.052843][ T223] [ 21.077488][ T223] br0: port 1(swp1) entered forwarding state [ 21.618008][ T382] br0: port 1(swp1) entered disabled state [ 22.119683][ T399] br0: port 1(swp1) entered blocking state [ 22.119703][ T399] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 22.119706][ T399] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 399, name: ip [ 22.119707][ T399] preempt_count: 202, expected: 0 [ 22.119708][ T399] RCU nest depth: 0, expected: 0 [ 22.119709][ T399] locks held by ip/399: 7, last CPU#3: [ 22.119711][ T399] #0: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 22.119724][ T399] #1: ff1100000f149e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: do_setlink.isra.0+0x27a/0x2a60 [ 22.119728][ T399] #2: ff1100001088ae98 (&br->lock){+...}-{3:3}, at: br_device_event+0x5fd/0x8f0 [ 22.119734][ T399] #3: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 22.119739][ T399] #4: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 22.119743][ T399] #5: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 22.119746][ T399] #6: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 22.119751][ T399] irq event stamp: 20351 [ 22.119751][ T399] hardirqs last enabled at (20350): [] __down_trylock_console_sem+0x86/0xa0 [ 22.119754][ T399] hardirqs last disabled at (20351): [] console_emit_next_record+0x3d4/0x4c0 [ 22.119757][ T399] softirqs last enabled at (20312): [] inet6_fill_ifla6_attrs+0x1cec/0x23e0 [ 22.119759][ T399] softirqs last disabled at (20346): [] br_device_event+0x5fd/0x8f0 [ 22.119762][ T399] Preemption disabled at: [ 22.119763][ T399] [<0000000000000000>] 0x0 [ 22.119769][ T399] CPU: 3 UID: 0 PID: 399 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.119773][ T399] Tainted: [W]=WARN [ 22.119774][ T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.119775][ T399] Call Trace: [ 22.119777][ T399] [ 22.119779][ T399] dump_stack_lvl+0x6f/0xa0 [ 22.119785][ T399] __might_resched.cold+0x1fe/0x2c1 [ 22.119790][ T399] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 22.119795][ T399] ? __kmalloc_noprof+0xdb/0x760 [ 22.119800][ T399] __kmalloc_noprof+0x443/0x760 [ 22.119802][ T399] ? alloc_buf.isra.0+0x4b/0x260 [ 22.119808][ T399] ? do_raw_spin_unlock+0x59/0x250 [ 22.119811][ T399] alloc_buf.isra.0+0x4b/0x260 [ 22.119815][ T399] put_chars+0x1e1/0x2f0 [ 22.119817][ T399] ? __send_to_port+0x420/0x420 [ 22.119819][ T399] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.119823][ T399] ? validate_chain+0x38b/0xc20 [ 22.119829][ T399] hvc_console_print+0x292/0x780 [ 22.119837][ T399] ? hvc_write+0x3a0/0x3a0 [ 22.119839][ T399] ? rcu_is_watching+0x16/0xd0 [ 22.119842][ T399] ? lock_acquire+0x13c/0x160 [ 22.119846][ T399] console_emit_next_record+0x22f/0x4c0 [ 22.119850][ T399] ? devkmsg_read+0x4b0/0x4b0 [ 22.119852][ T399] ? console_flush_one_record+0x106/0x710 [ 22.119855][ T399] ? rcu_is_watching+0x16/0xd0 [ 22.119857][ T399] ? lock_acquire+0x13c/0x160 [ 22.119861][ T399] console_flush_one_record+0x46f/0x710 [ 22.119865][ T399] ? console_emit_next_record+0x4c0/0x4c0 [ 22.119867][ T399] ? __lock_acquire+0x518/0xc20 [ 22.119873][ T399] console_unlock+0xee/0x1f0 [ 22.119876][ T399] ? console_flush_one_record+0x710/0x710 [ 22.119878][ T399] ? rcu_is_watching+0x16/0xd0 [ 22.119880][ T399] ? lock_acquire+0xe0/0x160 [ 22.119886][ T399] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.119888][ T399] ? vprintk_emit+0x320/0x3e0 [ 22.119891][ T399] vprintk_emit+0x37c/0x3e0 [ 22.119895][ T399] ? wake_up_klogd_work_func+0x90/0x90 [ 22.119897][ T399] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.119899][ T399] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.119904][ T399] _printk+0xc7/0x100 [ 22.119908][ T399] ? snapshot_read.cold+0x21/0x21 [ 22.119913][ T399] ? lock_acquire.part.0+0xd4/0x280 [ 22.119917][ T399] br_set_state+0x22f/0x430 [ 22.119922][ T399] br_init_port+0xc4/0x200 [ 22.119925][ T399] br_stp_enable_port+0x12/0x50 [ 22.119927][ T399] br_device_event+0x605/0x8f0 [ 22.119930][ T399] ? packet_sendmsg_spkt+0x1360/0x1360 [ 22.119932][ T399] ? nlmsg_notify+0x62/0x250 [ 22.119939][ T399] notifier_call_chain+0xae/0x300 [ 22.119945][ T399] __dev_notify_flags+0x1b7/0x450 [ 22.119950][ T399] ? netif_change_name+0x8c0/0x8c0 [ 22.119954][ T399] ? netif_set_allmulti+0x2c0/0x2c0 [ 22.119957][ T399] ? write_profile+0xf0/0xf0 [ 22.119962][ T399] netif_change_flags+0xfe/0x190 [ 22.119966][ T399] do_setlink.isra.0+0x1d25/0x2a60 [ 22.119970][ T399] ? stack_trace_save+0x93/0xc0 [ 22.119972][ T399] ? rtnl_link_get_size+0x350/0x350 [ 22.119973][ T399] ? rcu_read_lock_any_held+0x66/0x90 [ 22.119975][ T399] ? stack_depot_save_flags+0x38e/0x790 [ 22.119979][ T399] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.119981][ T399] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.119983][ T399] ? validate_chain+0x38b/0xc20 [ 22.119985][ T399] ? kasan_save_stack+0x3d/0x50 [ 22.119988][ T399] ? kasan_save_stack+0x2f/0x50 [ 22.119989][ T399] ? kasan_save_track+0x14/0x30 [ 22.119990][ T399] ? __kasan_kmalloc+0x7b/0x90 [ 22.119992][ T399] ? __lock_acquire+0x518/0xc20 [ 22.119994][ T399] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 22.119997][ T399] ? ___sys_sendmsg+0xd0/0x1d0 [ 22.120001][ T399] ? lock_acquire.part.0+0xd4/0x280 [ 22.120003][ T399] ? rtnl_newlink+0x9a8/0x11b0 [ 22.120006][ T399] ? rcu_is_watching+0x16/0xd0 [ 22.120008][ T399] ? lock_acquire+0x13c/0x160 [ 22.120009][ T399] ? rcu_is_watching+0x16/0xd0 [ 22.120010][ T399] ? rcu_is_watching+0x16/0xd0 [ 22.120012][ T399] ? trace_contention_end+0xb3/0x180 [ 22.120015][ T399] ? __mutex_lock+0x1db/0x1ea0 [ 22.120017][ T399] ? __mutex_lock+0x9a3/0x1ea0 [ 22.120019][ T399] ? rtnl_newlink+0x9a8/0x11b0 [ 22.120023][ T399] ? ww_mutex_lock+0x160/0x160 [ 22.120032][ T399] ? rcu_is_watching+0x16/0xd0 [ 22.120034][ T399] ? __rtnl_newlink+0x3fa/0xa50 [ 22.120039][ T399] rtnl_newlink+0x9f1/0x11b0 [ 22.120045][ T399] ? rtnl_bridge_getlink+0x850/0x850 [ 22.120047][ T399] ? __lock_acquire+0x518/0xc20 [ 22.120052][ T399] ? lock_acquire.part.0+0xd4/0x280 [ 22.120054][ T399] ? find_held_lock+0x2b/0x80 [ 22.120056][ T399] ? rtnl_bridge_getlink+0x850/0x850 [ 22.120058][ T399] ? __lock_release.isra.0+0x69/0x1a0 [ 22.120062][ T399] ? rtnl_bridge_getlink+0x850/0x850 [ 22.120064][ T399] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.120067][ T399] ? rtnl_link_fill+0x920/0x920 [ 22.120069][ T399] ? __lock_acquire+0x518/0xc20 [ 22.120073][ T399] ? lock_acquire.part.0+0xd4/0x280 [ 22.120075][ T399] ? find_held_lock+0x2b/0x80 [ 22.120079][ T399] netlink_rcv_skb+0x14e/0x3a0 [ 22.120081][ T399] ? rtnl_link_fill+0x920/0x920 [ 22.120084][ T399] ? netlink_ack+0xcf0/0xcf0 [ 22.120091][ T399] ? netlink_deliver_tap+0xc5/0x330 [ 22.120093][ T399] ? netlink_deliver_tap+0x13c/0x330 [ 22.120098][ T399] netlink_unicast+0x486/0x750 [ 22.120102][ T399] ? netlink_attachskb+0x810/0x810 [ 22.120105][ T399] ? find_held_lock+0x2b/0x80 [ 22.120109][ T399] netlink_sendmsg+0x75b/0xc90 [ 22.120113][ T399] ? netlink_unicast+0x750/0x750 [ 22.120117][ T399] ? __lock_release.isra.0+0x69/0x1a0 [ 22.120119][ T399] ? __import_iovec+0x36c/0x620 [ 22.120124][ T399] __sock_sendmsg+0xce/0x190 [ 22.120127][ T399] ____sys_sendmsg+0x61a/0x860 [ 22.120130][ T399] ? copy_msghdr_from_user+0x279/0x420 [ 22.120132][ T399] ? sock_write_iter+0x400/0x400 [ 22.120134][ T399] ? move_addr_to_kernel+0x40/0x40 [ 22.120141][ T399] ___sys_sendmsg+0x14e/0x1d0 [ 22.120144][ T399] ? copy_msghdr_from_user+0x420/0x420 [ 22.120161][ T399] __sys_sendmsg+0x12c/0x1d0 [ 22.120164][ T399] ? __sys_sendmsg_sock+0x20/0x20 [ 22.120171][ T399] ? rcu_is_watching+0x16/0xd0 [ 22.120174][ T399] do_syscall_64+0xff/0x530 [ 22.120177][ T399] ? exc_page_fault+0xee/0x100 [ 22.120180][ T399] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.120183][ T399] RIP: 0033:0x7f2ef305f54e [ 22.120185][ T399] 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 [ 22.120187][ T399] RSP: 002b:00007ffcd543f300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.120190][ T399] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2ef305f54e [ 22.120192][ T399] RDX: 0000000000000000 RSI: 00007ffcd543f3b0 RDI: 0000000000000005 [ 22.120192][ T399] RBP: 00007ffcd543f310 R08: 0000000000000000 R09: 0000000000000000 [ 22.120193][ T399] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dcf9 [ 22.120194][ T399] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd543fa80 [ 22.120201][ T399] [ 22.167030][ T399] br0: port 1(swp1) entered forwarding state [ 22.180788][ T399] ip (399) used greatest stack depth: 23016 bytes left [ 23.186456][ T95] br0: port 1(swp1) entered disabled state [ 23.186478][ T95] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 23.186480][ T95] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 95, name: kworker/u19:1 [ 23.186481][ T95] preempt_count: 202, expected: 0 [ 23.186483][ T95] RCU nest depth: 0, expected: 0 [ 23.186484][ T95] locks held by kworker/u19:1/95: 9, last CPU#1: [ 23.186486][ T95] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 23.186500][ T95] #1: ffa00000005f7d10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 23.186504][ T95] #2: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 23.186510][ T95] #3: ff1100000f149e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 23.186513][ T95] #4: ff1100001088ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 23.186519][ T95] #5: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 23.186523][ T95] #6: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 23.186528][ T95] #7: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 23.186531][ T95] #8: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 23.186535][ T95] irq event stamp: 113373 [ 23.186536][ T95] hardirqs last enabled at (113372): [] __down_trylock_console_sem+0x86/0xa0 [ 23.186539][ T95] hardirqs last disabled at (113373): [] console_emit_next_record+0x3d4/0x4c0 [ 23.186541][ T95] softirqs last enabled at (113366): [] __fib6_clean_all+0xff/0x290 [ 23.186544][ T95] softirqs last disabled at (113368): [] br_port_carrier_check+0x161/0x430 [ 23.186547][ T95] Preemption disabled at: [ 23.186548][ T95] [<0000000000000000>] 0x0 [ 23.186555][ T95] CPU: 1 UID: 0 PID: 95 Comm: kworker/u19:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 23.186559][ T95] Tainted: [W]=WARN [ 23.186560][ T95] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.186562][ T95] Workqueue: events_unbound linkwatch_event [ 23.186565][ T95] Call Trace: [ 23.186567][ T95] [ 23.186569][ T95] dump_stack_lvl+0x6f/0xa0 [ 23.186576][ T95] __might_resched.cold+0x1fe/0x2c1 [ 23.186581][ T95] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 23.186585][ T95] ? __kmalloc_noprof+0xdb/0x760 [ 23.186590][ T95] __kmalloc_noprof+0x443/0x760 [ 23.186592][ T95] ? alloc_buf.isra.0+0x4b/0x260 [ 23.186599][ T95] ? do_raw_spin_unlock+0x59/0x250 [ 23.186601][ T95] alloc_buf.isra.0+0x4b/0x260 [ 23.186605][ T95] put_chars+0x1e1/0x2f0 [ 23.186608][ T95] ? __send_to_port+0x420/0x420 [ 23.186611][ T95] ? rcu_read_lock_any_held+0x3c/0x90 [ 23.186614][ T95] ? validate_chain+0x38b/0xc20 [ 23.186619][ T95] hvc_console_print+0x292/0x780 [ 23.186623][ T95] ? __lock_acquire+0x518/0xc20 [ 23.186625][ T95] ? __lock_acquire+0x518/0xc20 [ 23.186630][ T95] ? hvc_write+0x3a0/0x3a0 [ 23.186634][ T95] ? rcu_is_watching+0x16/0xd0 [ 23.186636][ T95] ? lock_acquire+0x13c/0x160 [ 23.186640][ T95] console_emit_next_record+0x22f/0x4c0 [ 23.186644][ T95] ? devkmsg_read+0x4b0/0x4b0 [ 23.186646][ T95] ? console_flush_one_record+0x106/0x710 [ 23.186649][ T95] ? rcu_is_watching+0x16/0xd0 [ 23.186651][ T95] ? lock_acquire+0x13c/0x160 [ 23.186655][ T95] console_flush_one_record+0x46f/0x710 [ 23.186660][ T95] ? console_emit_next_record+0x4c0/0x4c0 [ 23.186662][ T95] ? __lock_acquire+0x518/0xc20 [ 23.186668][ T95] console_unlock+0xee/0x1f0 [ 23.186671][ T95] ? console_flush_one_record+0x710/0x710 [ 23.186673][ T95] ? rcu_is_watching+0x16/0xd0 [ 23.186675][ T95] ? lock_acquire+0xe0/0x160 [ 23.186679][ T95] ? __down_trylock_console_sem+0x5e/0xa0 [ 23.186680][ T95] ? vprintk_emit+0x320/0x3e0 [ 23.186683][ T95] vprintk_emit+0x37c/0x3e0 [ 23.186687][ T95] ? wake_up_klogd_work_func+0x90/0x90 [ 23.186688][ T95] ? __lock_release.isra.0+0x69/0x1a0 [ 23.186690][ T95] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 23.186693][ T95] ? rcu_read_lock_any_held+0x3c/0x90 [ 23.186697][ T95] _printk+0xc7/0x100 [ 23.186700][ T95] ? snapshot_read.cold+0x21/0x21 [ 23.186703][ T95] ? add_chain_block+0xf6/0x5b0 [ 23.186710][ T95] br_set_state+0x22f/0x430 [ 23.186715][ T95] br_stp_disable_port+0x11f/0x390 [ 23.186718][ T95] br_port_carrier_check+0x365/0x430 [ 23.186722][ T95] br_device_event+0x52d/0x8f0 [ 23.186726][ T95] ? packet_sendmsg_spkt+0x1360/0x1360 [ 23.186732][ T95] notifier_call_chain+0xae/0x300 [ 23.186738][ T95] netif_state_change+0x139/0x3d0 [ 23.186742][ T95] ? dev_deactivate+0xc1/0x210 [ 23.186747][ T95] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 23.186751][ T95] ? rfc2863_policy+0x1a0/0x310 [ 23.186753][ T95] ? linkwatch_do_dev+0x9c/0xd0 [ 23.186755][ T95] __linkwatch_run_queue+0x350/0x850 [ 23.186759][ T95] ? linkwatch_do_dev+0xd0/0xd0 [ 23.186761][ T95] ? lock_acquire.part.0+0xd4/0x280 [ 23.186766][ T95] linkwatch_event+0x7f/0xb0 [ 23.186768][ T95] ? __linkwatch_run_queue+0x850/0x850 [ 23.186772][ T95] process_one_work+0xe3e/0x1560 [ 23.186779][ T95] ? __queue_delayed_work+0x470/0x470 [ 23.186782][ T95] ? lock_acquire.part.0+0xd4/0x280 [ 23.186790][ T95] worker_thread+0x4f1/0xd60 [ 23.186794][ T95] ? rescuer_thread+0x1340/0x1340 [ 23.186796][ T95] ? __kthread_parkme+0xbd/0x210 [ 23.186800][ T95] ? rescuer_thread+0x1340/0x1340 [ 23.186803][ T95] ? rescuer_thread+0x1340/0x1340 [ 23.186805][ T95] kthread+0x367/0x460 [ 23.186807][ T95] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 23.186810][ T95] ? kthread_affine_preferred+0x4c0/0x4c0 [ 23.186813][ T95] ret_from_fork+0x474/0x6b0 [ 23.186817][ T95] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 23.186821][ T95] ? __switch_to+0x5a3/0xe00 [ 23.186824][ T95] ? kthread_affine_preferred+0x4c0/0x4c0 [ 23.186827][ T95] ret_from_fork_asm+0x11/0x20 [ 23.186837][ T95] [ 23.833252][ T12] vx0: left allmulticast mode [ 23.834314][ T12] vx0: left promiscuous mode [ 23.834774][ T12] br0: port 2(vx0) entered disabled state [ 23.838146][ T12] swp1: left allmulticast mode [ 23.838942][ T12] swp1: left promiscuous mode [ 23.839661][ T12] br0: port 1(swp1) entered disabled state [ 23.999148][ T12] vx0: left allmulticast mode [ 23.999441][ T12] vx0: left promiscuous mode [ 23.999756][ T12] br0: port 2(vx0) entered disabled state [ 24.002163][ T12] swp1: left allmulticast mode [ 24.002647][ T12] swp1: left promiscuous mode [ 24.002964][ T12] br0: port 1(swp1) entered disabled state [ 25.455547][ T490] veth0: renamed from veth1 [ 25.455569][ T490] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.455573][ T490] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 490, name: ip [ 25.455575][ T490] preempt_count: 1, expected: 0 [ 25.455576][ T490] RCU nest depth: 0, expected: 0 [ 25.455578][ T490] locks held by ip/490: 5, last CPU#2: [ 25.455581][ T490] #0: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 25.455595][ T490] #1: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 25.455603][ T490] #2: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 25.455609][ T490] #3: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 25.455615][ T490] #4: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 25.455621][ T490] irq event stamp: 24994 [ 25.455623][ T490] hardirqs last enabled at (24993): [] __down_trylock_console_sem+0x86/0xa0 [ 25.455627][ T490] hardirqs last disabled at (24994): [] console_emit_next_record+0x3d4/0x4c0 [ 25.455630][ T490] softirqs last enabled at (24988): [] netif_change_name+0x216/0x8c0 [ 25.455634][ T490] softirqs last disabled at (24986): [] netif_change_name+0x1ad/0x8c0 [ 25.455638][ T490] Preemption disabled at: [ 25.455638][ T490] [] vprintk_emit+0x31b/0x3e0 [ 25.455645][ T490] CPU: 2 UID: 0 PID: 490 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.455650][ T490] Tainted: [W]=WARN [ 25.455651][ T490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.455654][ T490] Call Trace: [ 25.455656][ T490] [ 25.455659][ T490] dump_stack_lvl+0x6f/0xa0 [ 25.455667][ T490] ? vprintk_emit+0x31b/0x3e0 [ 25.455669][ T490] __might_resched.cold+0x1fe/0x2c1 [ 25.455675][ T490] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.455681][ T490] ? __kmalloc_noprof+0xdb/0x760 [ 25.455688][ T490] __kmalloc_noprof+0x443/0x760 [ 25.455691][ T490] ? alloc_buf.isra.0+0x4b/0x260 [ 25.455701][ T490] ? do_raw_spin_unlock+0x59/0x250 [ 25.455704][ T490] alloc_buf.isra.0+0x4b/0x260 [ 25.455710][ T490] put_chars+0x1e1/0x2f0 [ 25.455714][ T490] ? __send_to_port+0x420/0x420 [ 25.455726][ T490] hvc_console_print+0x292/0x780 [ 25.455737][ T490] ? hvc_write+0x3a0/0x3a0 [ 25.455742][ T490] ? lock_acquire+0x13c/0x160 [ 25.455750][ T490] console_emit_next_record+0x22f/0x4c0 [ 25.455756][ T490] ? devkmsg_read+0x4b0/0x4b0 [ 25.455759][ T490] ? console_flush_one_record+0x106/0x710 [ 25.455764][ T490] ? rcu_is_watching+0x16/0xd0 [ 25.455768][ T490] ? lock_acquire+0x13c/0x160 [ 25.455775][ T490] console_flush_one_record+0x46f/0x710 [ 25.455782][ T490] ? console_emit_next_record+0x4c0/0x4c0 [ 25.455785][ T490] ? __lock_acquire+0x518/0xc20 [ 25.455795][ T490] console_unlock+0xee/0x1f0 [ 25.455799][ T490] ? console_flush_one_record+0x710/0x710 [ 25.455802][ T490] ? rcu_is_watching+0x16/0xd0 [ 25.455805][ T490] ? lock_acquire+0xe0/0x160 [ 25.455811][ T490] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.455813][ T490] ? vprintk_emit+0x320/0x3e0 [ 25.455818][ T490] vprintk_emit+0x37c/0x3e0 [ 25.455824][ T490] ? wake_up_klogd_work_func+0x90/0x90 [ 25.455828][ T490] ? _mutex_trylock_nest_lock+0x390/0x390 [ 25.455836][ T490] _printk+0xc7/0x100 [ 25.455841][ T490] ? snapshot_read.cold+0x21/0x21 [ 25.455844][ T490] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.455848][ T490] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.455852][ T490] ? validate_chain+0x38b/0xc20 [ 25.455855][ T490] ? netdev_name+0x43/0x60 [ 25.455860][ T490] ? __netdev_printk+0x17f/0x1d0 [ 25.455865][ T490] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 25.455868][ T490] netdev_info+0xe2/0x116 [ 25.455872][ T490] ? netdev_notice+0x120/0x120 [ 25.455877][ T490] ? find_held_lock+0x2b/0x80 [ 25.455882][ T490] ? __lock_release.isra.0+0x69/0x1a0 [ 25.455886][ T490] ? mark_held_locks+0x40/0x70 [ 25.455892][ T490] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 25.455895][ T490] netif_change_name.cold+0x4f/0x89 [ 25.455899][ T490] ? register_netdev+0x40/0x40 [ 25.455901][ T490] ? is_bpf_text_address+0x68/0x110 [ 25.455909][ T490] ? netdev_adjacent_rename_links+0x470/0x470 [ 25.455912][ T490] ? __kernel_text_address+0x12/0x30 [ 25.455916][ T490] ? write_profile+0xf0/0xf0 [ 25.455922][ T490] ? __asan_memset+0x27/0x50 [ 25.455931][ T490] do_setlink.isra.0+0x1f7d/0x2a60 [ 25.455936][ T490] ? stack_trace_save+0x93/0xc0 [ 25.455940][ T490] ? rtnl_link_get_size+0x350/0x350 [ 25.455942][ T490] ? rcu_read_lock_any_held+0x66/0x90 [ 25.455945][ T490] ? stack_depot_save_flags+0x38e/0x790 [ 25.455950][ T490] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.455953][ T490] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.455956][ T490] ? validate_chain+0x38b/0xc20 [ 25.455960][ T490] ? kasan_save_stack+0x3d/0x50 [ 25.455963][ T490] ? kasan_save_stack+0x2f/0x50 [ 25.455964][ T490] ? kasan_save_track+0x14/0x30 [ 25.455966][ T490] ? __kasan_kmalloc+0x7b/0x90 [ 25.455970][ T490] ? __lock_acquire+0x518/0xc20 [ 25.455973][ T490] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 25.455977][ T490] ? ___sys_sendmsg+0xd0/0x1d0 [ 25.455983][ T490] ? lock_acquire.part.0+0xd4/0x280 [ 25.455986][ T490] ? rtnl_newlink+0x9a8/0x11b0 [ 25.455990][ T490] ? rcu_is_watching+0x16/0xd0 [ 25.455993][ T490] ? lock_acquire+0x13c/0x160 [ 25.455996][ T490] ? rcu_is_watching+0x16/0xd0 [ 25.456002][ T490] ? rcu_is_watching+0x16/0xd0 [ 25.456005][ T490] ? trace_contention_end+0xb3/0x180 [ 25.456008][ T490] ? __mutex_lock+0x1db/0x1ea0 [ 25.456010][ T490] ? __mutex_lock+0x9a3/0x1ea0 [ 25.456014][ T490] ? rtnl_newlink+0x9a8/0x11b0 [ 25.456019][ T490] ? ww_mutex_lock+0x160/0x160 [ 25.456021][ T490] ? nla_get_range_signed+0x3d0/0x3d0 [ 25.456029][ T490] ? rcu_is_watching+0x16/0xd0 [ 25.456033][ T490] ? __rtnl_newlink+0x3fa/0xa50 [ 25.456042][ T490] rtnl_newlink+0x9f1/0x11b0 [ 25.456051][ T490] ? rtnl_bridge_getlink+0x850/0x850 [ 25.456054][ T490] ? __lock_acquire+0x518/0xc20 [ 25.456061][ T490] ? lock_acquire.part.0+0xd4/0x280 [ 25.456064][ T490] ? find_held_lock+0x2b/0x80 [ 25.456067][ T490] ? rtnl_bridge_getlink+0x850/0x850 [ 25.456070][ T490] ? __lock_release.isra.0+0x69/0x1a0 [ 25.456077][ T490] ? rtnl_bridge_getlink+0x850/0x850 [ 25.456080][ T490] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 25.456086][ T490] ? rtnl_link_fill+0x920/0x920 [ 25.456088][ T490] ? __lock_acquire+0x518/0xc20 [ 25.456095][ T490] ? lock_acquire.part.0+0xd4/0x280 [ 25.456098][ T490] ? find_held_lock+0x2b/0x80 [ 25.456104][ T490] netlink_rcv_skb+0x14e/0x3a0 [ 25.456109][ T490] ? rtnl_link_fill+0x920/0x920 [ 25.456114][ T490] ? netlink_ack+0xcf0/0xcf0 [ 25.456125][ T490] ? netlink_deliver_tap+0xc5/0x330 [ 25.456128][ T490] ? netlink_deliver_tap+0x13c/0x330 [ 25.456136][ T490] netlink_unicast+0x486/0x750 [ 25.456143][ T490] ? netlink_attachskb+0x810/0x810 [ 25.456147][ T490] ? find_held_lock+0x2b/0x80 [ 25.456154][ T490] netlink_sendmsg+0x75b/0xc90 [ 25.456161][ T490] ? netlink_unicast+0x750/0x750 [ 25.456168][ T490] ? __lock_release.isra.0+0x69/0x1a0 [ 25.456170][ T490] ? __import_iovec+0x36c/0x620 [ 25.456178][ T490] __sock_sendmsg+0xce/0x190 [ 25.456183][ T490] ____sys_sendmsg+0x61a/0x860 [ 25.456187][ T490] ? copy_msghdr_from_user+0x279/0x420 [ 25.456191][ T490] ? sock_write_iter+0x400/0x400 [ 25.456193][ T490] ? move_addr_to_kernel+0x40/0x40 [ 25.456206][ T490] ___sys_sendmsg+0x14e/0x1d0 [ 25.456211][ T490] ? copy_msghdr_from_user+0x420/0x420 [ 25.456240][ T490] __sys_sendmsg+0x12c/0x1d0 [ 25.456245][ T490] ? __sys_sendmsg_sock+0x20/0x20 [ 25.456256][ T490] ? rcu_is_watching+0x16/0xd0 [ 25.456261][ T490] do_syscall_64+0xff/0x530 [ 25.456265][ T490] ? exc_page_fault+0xee/0x100 [ 25.456270][ T490] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 25.456273][ T490] RIP: 0033:0x7f2bab9c054e [ 25.456279][ T490] 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 [ 25.456282][ T490] RSP: 002b:00007fff75ee6a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 25.456286][ T490] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f2bab9c054e [ 25.456288][ T490] RDX: 0000000000000000 RSI: 00007fff75ee6af0 RDI: 0000000000000005 [ 25.456289][ T490] RBP: 00007fff75ee6a50 R08: 0000000000000000 R09: 0000000000000000 [ 25.456290][ T490] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dcfc [ 25.456292][ T490] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff75ee71b0 [ 25.456304][ T490] [ 26.100025][ T526] br0: port 1(swp1) entered blocking state [ 26.100359][ T526] br0: port 1(swp1) entered disabled state [ 26.100660][ T526] swp1: entered allmulticast mode [ 26.101761][ T526] swp1: entered promiscuous mode [ 26.102734][ T526] br0: port 1(swp1) entered blocking state [ 26.103020][ T526] br0: port 1(swp1) entered forwarding state [ 26.193047][ T528] br0: port 2(vx0) entered blocking state [ 26.193343][ T528] br0: port 2(vx0) entered disabled state [ 26.193611][ T528] vx0: entered allmulticast mode [ 26.194649][ T528] vx0: entered promiscuous mode [ 26.195148][ T528] br0: port 2(vx0) entered blocking state [ 26.195393][ T528] br0: port 2(vx0) entered forwarding state [ 26.801152][ T541] br0: port 1(swp1) entered blocking state [ 26.801171][ T541] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.801173][ T541] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 541, name: ip [ 26.801175][ T541] preempt_count: 1, expected: 0 [ 26.801176][ T541] RCU nest depth: 0, expected: 0 [ 26.801177][ T541] locks held by ip/541: 5, last CPU#0: [ 26.801179][ T541] #0: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 26.801191][ T541] #1: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 26.801196][ T541] #2: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 26.801200][ T541] #3: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 26.801204][ T541] #4: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 26.801208][ T541] irq event stamp: 15144 [ 26.801209][ T541] hardirqs last enabled at (15143): [] __down_trylock_console_sem+0x86/0xa0 [ 26.801212][ T541] hardirqs last disabled at (15144): [] console_emit_next_record+0x3d4/0x4c0 [ 26.801214][ T541] softirqs last enabled at (15086): [] __alloc_skb+0x4c2/0x5f0 [ 26.801217][ T541] softirqs last disabled at (15084): [] __alloc_skb+0x4c2/0x5f0 [ 26.801220][ T541] Preemption disabled at: [ 26.801220][ T541] [] vprintk_emit+0x31b/0x3e0 [ 26.801225][ T541] CPU: 0 UID: 0 PID: 541 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.801229][ T541] Tainted: [W]=WARN [ 26.801230][ T541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.801232][ T541] Call Trace: [ 26.801233][ T541] [ 26.801234][ T541] dump_stack_lvl+0x6f/0xa0 [ 26.801240][ T541] ? vprintk_emit+0x31b/0x3e0 [ 26.801241][ T541] __might_resched.cold+0x1fe/0x2c1 [ 26.801246][ T541] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.801251][ T541] ? __kmalloc_noprof+0xdb/0x760 [ 26.801255][ T541] __kmalloc_noprof+0x443/0x760 [ 26.801257][ T541] ? alloc_buf.isra.0+0x4b/0x260 [ 26.801264][ T541] ? do_raw_spin_unlock+0x59/0x250 [ 26.801266][ T541] alloc_buf.isra.0+0x4b/0x260 [ 26.801270][ T541] put_chars+0x1e1/0x2f0 [ 26.801273][ T541] ? __send_to_port+0x420/0x420 [ 26.801274][ T541] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.801277][ T541] ? validate_chain+0x38b/0xc20 [ 26.801283][ T541] hvc_console_print+0x292/0x780 [ 26.801290][ T541] ? hvc_write+0x3a0/0x3a0 [ 26.801293][ T541] ? rcu_is_watching+0x16/0xd0 [ 26.801295][ T541] ? lock_acquire+0x13c/0x160 [ 26.801299][ T541] console_emit_next_record+0x22f/0x4c0 [ 26.801303][ T541] ? devkmsg_read+0x4b0/0x4b0 [ 26.801305][ T541] ? console_flush_one_record+0x106/0x710 [ 26.801308][ T541] ? rcu_is_watching+0x16/0xd0 [ 26.801310][ T541] ? lock_acquire+0x13c/0x160 [ 26.801314][ T541] console_flush_one_record+0x46f/0x710 [ 26.801318][ T541] ? console_emit_next_record+0x4c0/0x4c0 [ 26.801320][ T541] ? __lock_acquire+0x518/0xc20 [ 26.801325][ T541] console_unlock+0xee/0x1f0 [ 26.801328][ T541] ? console_flush_one_record+0x710/0x710 [ 26.801330][ T541] ? rcu_is_watching+0x16/0xd0 [ 26.801332][ T541] ? lock_acquire+0xe0/0x160 [ 26.801338][ T541] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.801340][ T541] ? vprintk_emit+0x320/0x3e0 [ 26.801342][ T541] vprintk_emit+0x37c/0x3e0 [ 26.801346][ T541] ? wake_up_klogd_work_func+0x90/0x90 [ 26.801347][ T541] ? trace_contention_end+0xb3/0x180 [ 26.801349][ T541] ? __mutex_lock+0x1db/0x1ea0 [ 26.801352][ T541] ? __mutex_lock+0x9a3/0x1ea0 [ 26.801355][ T541] _printk+0xc7/0x100 [ 26.801359][ T541] ? snapshot_read.cold+0x21/0x21 [ 26.801362][ T541] ? new_nbp+0x310/0x650 [ 26.801366][ T541] ? __mutex_unlock_slowpath+0x9e/0x740 [ 26.801370][ T541] br_set_state+0x22f/0x430 [ 26.801374][ T541] br_init_port+0xc4/0x200 [ 26.801377][ T541] new_nbp+0x3a0/0x650 [ 26.801380][ T541] br_add_if+0x212/0x1320 [ 26.801383][ T541] ? _mutex_trylock_nest_lock+0x390/0x390 [ 26.801384][ T541] ? is_bpf_text_address+0x72/0x110 [ 26.801390][ T541] do_set_master+0x3b2/0x780 [ 26.801394][ T541] do_setlink.isra.0+0x9ec/0x2a60 [ 26.801397][ T541] ? stack_trace_save+0x93/0xc0 [ 26.801400][ T541] ? rtnl_link_get_size+0x350/0x350 [ 26.801402][ T541] ? rcu_read_lock_any_held+0x66/0x90 [ 26.801404][ T541] ? stack_depot_save_flags+0x38e/0x790 [ 26.801408][ T541] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.801410][ T541] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.801411][ T541] ? validate_chain+0x38b/0xc20 [ 26.801414][ T541] ? kasan_save_stack+0x3d/0x50 [ 26.801416][ T541] ? kasan_save_stack+0x2f/0x50 [ 26.801417][ T541] ? kasan_save_track+0x14/0x30 [ 26.801419][ T541] ? __kasan_kmalloc+0x7b/0x90 [ 26.801421][ T541] ? __lock_acquire+0x518/0xc20 [ 26.801423][ T541] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 26.801426][ T541] ? ___sys_sendmsg+0xd0/0x1d0 [ 26.801429][ T541] ? lock_acquire.part.0+0xd4/0x280 [ 26.801431][ T541] ? rtnl_newlink+0x9a8/0x11b0 [ 26.801434][ T541] ? rcu_is_watching+0x16/0xd0 [ 26.801435][ T541] ? lock_acquire+0x13c/0x160 [ 26.801437][ T541] ? rcu_is_watching+0x16/0xd0 [ 26.801438][ T541] ? rcu_is_watching+0x16/0xd0 [ 26.801440][ T541] ? trace_contention_end+0xb3/0x180 [ 26.801442][ T541] ? __mutex_lock+0x1db/0x1ea0 [ 26.801443][ T541] ? __mutex_lock+0x9a3/0x1ea0 [ 26.801445][ T541] ? rtnl_newlink+0x9a8/0x11b0 [ 26.801448][ T541] ? ww_mutex_lock+0x160/0x160 [ 26.801449][ T541] ? nla_get_range_signed+0x3d0/0x3d0 [ 26.801454][ T541] ? rcu_is_watching+0x16/0xd0 [ 26.801456][ T541] ? __rtnl_newlink+0x3fa/0xa50 [ 26.801461][ T541] rtnl_newlink+0x9f1/0x11b0 [ 26.801467][ T541] ? rtnl_bridge_getlink+0x850/0x850 [ 26.801469][ T541] ? __lock_acquire+0x518/0xc20 [ 26.801473][ T541] ? lock_acquire.part.0+0xd4/0x280 [ 26.801475][ T541] ? find_held_lock+0x2b/0x80 [ 26.801477][ T541] ? rtnl_bridge_getlink+0x850/0x850 [ 26.801479][ T541] ? __lock_release.isra.0+0x69/0x1a0 [ 26.801482][ T541] ? rtnl_bridge_getlink+0x850/0x850 [ 26.801484][ T541] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.801488][ T541] ? rtnl_link_fill+0x920/0x920 [ 26.801489][ T541] ? __lock_acquire+0x518/0xc20 [ 26.801493][ T541] ? lock_acquire.part.0+0xd4/0x280 [ 26.801495][ T541] ? find_held_lock+0x2b/0x80 [ 26.801499][ T541] netlink_rcv_skb+0x14e/0x3a0 [ 26.801502][ T541] ? rtnl_link_fill+0x920/0x920 [ 26.801505][ T541] ? netlink_ack+0xcf0/0xcf0 [ 26.801511][ T541] ? netlink_deliver_tap+0xc5/0x330 [ 26.801513][ T541] ? netlink_deliver_tap+0x13c/0x330 [ 26.801517][ T541] netlink_unicast+0x486/0x750 [ 26.801521][ T541] ? netlink_attachskb+0x810/0x810 [ 26.801524][ T541] ? find_held_lock+0x2b/0x80 [ 26.801528][ T541] netlink_sendmsg+0x75b/0xc90 [ 26.801532][ T541] ? netlink_unicast+0x750/0x750 [ 26.801536][ T541] ? __lock_release.isra.0+0x69/0x1a0 [ 26.801537][ T541] ? __import_iovec+0x36c/0x620 [ 26.801543][ T541] __sock_sendmsg+0xce/0x190 [ 26.801545][ T541] ____sys_sendmsg+0x61a/0x860 [ 26.801548][ T541] ? copy_msghdr_from_user+0x279/0x420 [ 26.801550][ T541] ? sock_write_iter+0x400/0x400 [ 26.801551][ T541] ? move_addr_to_kernel+0x40/0x40 [ 26.801559][ T541] ___sys_sendmsg+0x14e/0x1d0 [ 26.801561][ T541] ? copy_msghdr_from_user+0x420/0x420 [ 26.801577][ T541] __sys_sendmsg+0x12c/0x1d0 [ 26.801580][ T541] ? __sys_sendmsg_sock+0x20/0x20 [ 26.801586][ T541] ? rcu_is_watching+0x16/0xd0 [ 26.801589][ T541] do_syscall_64+0xff/0x530 [ 26.801592][ T541] ? exc_page_fault+0xee/0x100 [ 26.801594][ T541] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.801597][ T541] RIP: 0033:0x7ff60e89054e [ 26.801601][ T541] 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 [ 26.801603][ T541] RSP: 002b:00007ffc6f0126d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 26.801606][ T541] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff60e89054e [ 26.801607][ T541] RDX: 0000000000000000 RSI: 00007ffc6f012780 RDI: 0000000000000005 [ 26.801608][ T541] RBP: 00007ffc6f0126e0 R08: 0000000000000000 R09: 0000000000000000 [ 26.801609][ T541] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dcfe [ 26.801610][ T541] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc6f012e50 [ 26.801616][ T541] [ 26.840622][ T541] br0: port 1(swp1) entered disabled state [ 26.840949][ T541] swp1: entered allmulticast mode [ 26.842400][ T541] swp1: entered promiscuous mode [ 26.843092][ T541] br0: port 1(swp1) entered blocking state [ 26.843365][ T541] br0: port 1(swp1) entered forwarding state [ 26.920763][ T543] br0: port 2(vx0) entered blocking state [ 26.921026][ T543] br0: port 2(vx0) entered disabled state [ 26.921252][ T543] vx0: entered allmulticast mode [ 26.922286][ T543] vx0: entered promiscuous mode [ 26.922781][ T543] br0: port 2(vx0) entered blocking state [ 26.923009][ T543] br0: port 2(vx0) entered forwarding state [ 33.288094][ T95] br0: port 1(swp1) entered disabled state [ 33.288120][ T95] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 33.288123][ T95] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 95, name: kworker/u19:1 [ 33.288125][ T95] preempt_count: 202, expected: 0 [ 33.288127][ T95] RCU nest depth: 0, expected: 0 [ 33.288128][ T95] locks held by kworker/u19:1/95: 9, last CPU#2: [ 33.288131][ T95] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 33.288147][ T95] #1: ffa00000005f7d10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 33.288153][ T95] #2: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 33.288161][ T95] #3: ff1100000944ce10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 33.288168][ T95] #4: ff11000007da2e98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 33.288175][ T95] #5: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 33.288182][ T95] #6: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 33.288188][ T95] #7: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 33.288194][ T95] #8: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 33.288201][ T95] irq event stamp: 176407 [ 33.288202][ T95] hardirqs last enabled at (176406): [] __down_trylock_console_sem+0x86/0xa0 [ 33.288206][ T95] hardirqs last disabled at (176407): [] console_emit_next_record+0x3d4/0x4c0 [ 33.288209][ T95] softirqs last enabled at (176400): [] __fib6_clean_all+0xff/0x290 [ 33.288213][ T95] softirqs last disabled at (176402): [] br_port_carrier_check+0x161/0x430 [ 33.288217][ T95] Preemption disabled at: [ 33.288218][ T95] [<0000000000000000>] 0x0 [ 33.288227][ T95] CPU: 2 UID: 0 PID: 95 Comm: kworker/u19:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 33.288232][ T95] Tainted: [W]=WARN [ 33.288233][ T95] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.288235][ T95] Workqueue: events_unbound linkwatch_event [ 33.288240][ T95] Call Trace: [ 33.288243][ T95] [ 33.288245][ T95] dump_stack_lvl+0x6f/0xa0 [ 33.288254][ T95] __might_resched.cold+0x1fe/0x2c1 [ 33.288260][ T95] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 33.288267][ T95] ? __kmalloc_noprof+0xdb/0x760 [ 33.288274][ T95] __kmalloc_noprof+0x443/0x760 [ 33.288278][ T95] ? alloc_buf.isra.0+0x4b/0x260 [ 33.288288][ T95] ? do_raw_spin_unlock+0x59/0x250 [ 33.288292][ T95] alloc_buf.isra.0+0x4b/0x260 [ 33.288298][ T95] put_chars+0x1e1/0x2f0 [ 33.288303][ T95] ? __send_to_port+0x420/0x420 [ 33.288309][ T95] ? rcu_read_lock_any_held+0x3c/0x90 [ 33.288314][ T95] ? validate_chain+0x38b/0xc20 [ 33.288322][ T95] hvc_console_print+0x292/0x780 [ 33.288328][ T95] ? __lock_acquire+0x518/0xc20 [ 33.288330][ T95] ? __lock_acquire+0x518/0xc20 [ 33.288341][ T95] ? hvc_write+0x3a0/0x3a0 [ 33.288348][ T95] ? rcu_is_watching+0x16/0xd0 [ 33.288352][ T95] ? lock_acquire+0x13c/0x160 [ 33.288359][ T95] console_emit_next_record+0x22f/0x4c0 [ 33.288366][ T95] ? devkmsg_read+0x4b0/0x4b0 [ 33.288369][ T95] ? console_flush_one_record+0x106/0x710 [ 33.288375][ T95] ? rcu_is_watching+0x16/0xd0 [ 33.288378][ T95] ? lock_acquire+0x13c/0x160 [ 33.288386][ T95] console_flush_one_record+0x46f/0x710 [ 33.288393][ T95] ? console_emit_next_record+0x4c0/0x4c0 [ 33.288396][ T95] ? __lock_acquire+0x518/0xc20 [ 33.288406][ T95] console_unlock+0xee/0x1f0 [ 33.288411][ T95] ? console_flush_one_record+0x710/0x710 [ 33.288414][ T95] ? rcu_is_watching+0x16/0xd0 [ 33.288417][ T95] ? lock_acquire+0xe0/0x160 [ 33.288424][ T95] ? __down_trylock_console_sem+0x5e/0xa0 [ 33.288427][ T95] ? vprintk_emit+0x320/0x3e0 [ 33.288433][ T95] vprintk_emit+0x37c/0x3e0 [ 33.288439][ T95] ? wake_up_klogd_work_func+0x90/0x90 [ 33.288441][ T95] ? __lock_release.isra.0+0x69/0x1a0 [ 33.288445][ T95] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 33.288449][ T95] ? rcu_read_lock_any_held+0x3c/0x90 [ 33.288456][ T95] _printk+0xc7/0x100 [ 33.288461][ T95] ? snapshot_read.cold+0x21/0x21 [ 33.288466][ T95] ? add_chain_block+0xf6/0x5b0 [ 33.288478][ T95] br_set_state+0x22f/0x430 [ 33.288486][ T95] br_stp_disable_port+0x11f/0x390 [ 33.288492][ T95] br_port_carrier_check+0x365/0x430 [ 33.288499][ T95] br_device_event+0x52d/0x8f0 [ 33.288505][ T95] ? packet_sendmsg_spkt+0x1360/0x1360 [ 33.288516][ T95] notifier_call_chain+0xae/0x300 [ 33.288527][ T95] netif_state_change+0x139/0x3d0 [ 33.288532][ T95] ? dev_deactivate+0xc1/0x210 [ 33.288539][ T95] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 33.288545][ T95] ? rfc2863_policy+0x1a0/0x310 [ 33.288550][ T95] ? linkwatch_do_dev+0x9c/0xd0 [ 33.288553][ T95] __linkwatch_run_queue+0x350/0x850 [ 33.288559][ T95] ? linkwatch_do_dev+0xd0/0xd0 [ 33.288564][ T95] ? lock_acquire.part.0+0xd4/0x280 [ 33.288573][ T95] linkwatch_event+0x7f/0xb0 [ 33.288576][ T95] ? __linkwatch_run_queue+0x850/0x850 [ 33.288583][ T95] process_one_work+0xe3e/0x1560 [ 33.288596][ T95] ? __queue_delayed_work+0x470/0x470 [ 33.288601][ T95] ? lock_acquire.part.0+0xd4/0x280 [ 33.288616][ T95] worker_thread+0x4f1/0xd60 [ 33.288624][ T95] ? rescuer_thread+0x1340/0x1340 [ 33.288627][ T95] ? __kthread_parkme+0xbd/0x210 [ 33.288632][ T95] ? rescuer_thread+0x1340/0x1340 [ 33.288637][ T95] ? rescuer_thread+0x1340/0x1340 [ 33.288641][ T95] kthread+0x367/0x460 [ 33.288644][ T95] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 33.288649][ T95] ? kthread_affine_preferred+0x4c0/0x4c0 [ 33.288654][ T95] ret_from_fork+0x474/0x6b0 [ 33.288661][ T95] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 33.288667][ T95] ? __switch_to+0x5a3/0xe00 [ 33.288672][ T95] ? kthread_affine_preferred+0x4c0/0x4c0 [ 33.288677][ T95] ret_from_fork_asm+0x11/0x20 [ 33.288695][ T95] [ 34.209426][ T223] br0: port 1(swp1) entered blocking state [ 34.209745][ T223] br0: port 1(swp1) entered forwarding state [ 34.858646][ T223] br0: port 1(swp1) entered disabled state [ 34.858667][ T223] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 34.858669][ T223] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 223, name: kworker/u20:2 [ 34.858671][ T223] preempt_count: 202, expected: 0 [ 34.858672][ T223] RCU nest depth: 0, expected: 0 [ 34.858673][ T223] locks held by kworker/u20:2/223: 9, last CPU#3: [ 34.858675][ T223] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 34.858688][ T223] #1: ffa0000001b07d10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 34.858692][ T223] #2: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 34.858698][ T223] #3: ff1100000944ce10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 34.858702][ T223] #4: ff11000007da2e98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 34.858707][ T223] #5: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 34.858712][ T223] #6: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 34.858716][ T223] #7: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 34.858720][ T223] #8: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 34.858724][ T223] irq event stamp: 54513 [ 34.858725][ T223] hardirqs last enabled at (54512): [] __down_trylock_console_sem+0x86/0xa0 [ 34.858728][ T223] hardirqs last disabled at (54513): [] console_emit_next_record+0x3d4/0x4c0 [ 34.858730][ T223] softirqs last enabled at (54506): [] __fib6_clean_all+0xff/0x290 [ 34.858733][ T223] softirqs last disabled at (54508): [] br_port_carrier_check+0x161/0x430 [ 34.858736][ T223] Preemption disabled at: [ 34.858736][ T223] [<0000000000000000>] 0x0 [ 34.858744][ T223] CPU: 3 UID: 0 PID: 223 Comm: kworker/u20:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 34.858747][ T223] Tainted: [W]=WARN [ 34.858748][ T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.858750][ T223] Workqueue: events_unbound linkwatch_event [ 34.858753][ T223] Call Trace: [ 34.858755][ T223] [ 34.858757][ T223] dump_stack_lvl+0x6f/0xa0 [ 34.858764][ T223] __might_resched.cold+0x1fe/0x2c1 [ 34.858768][ T223] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 34.858773][ T223] ? __kmalloc_noprof+0xdb/0x760 [ 34.858778][ T223] __kmalloc_noprof+0x443/0x760 [ 34.858780][ T223] ? alloc_buf.isra.0+0x4b/0x260 [ 34.858786][ T223] ? do_raw_spin_unlock+0x59/0x250 [ 34.858789][ T223] alloc_buf.isra.0+0x4b/0x260 [ 34.858794][ T223] put_chars+0x1e1/0x2f0 [ 34.858796][ T223] ? __send_to_port+0x420/0x420 [ 34.858799][ T223] ? rcu_read_lock_any_held+0x3c/0x90 [ 34.858803][ T223] ? validate_chain+0x38b/0xc20 [ 34.858807][ T223] hvc_console_print+0x292/0x780 [ 34.858812][ T223] ? __lock_acquire+0x518/0xc20 [ 34.858813][ T223] ? __lock_acquire+0x518/0xc20 [ 34.858818][ T223] ? hvc_write+0x3a0/0x3a0 [ 34.858822][ T223] ? rcu_is_watching+0x16/0xd0 [ 34.858825][ T223] ? lock_acquire+0x13c/0x160 [ 34.858829][ T223] console_emit_next_record+0x22f/0x4c0 [ 34.858833][ T223] ? devkmsg_read+0x4b0/0x4b0 [ 34.858835][ T223] ? console_flush_one_record+0x106/0x710 [ 34.858839][ T223] ? rcu_is_watching+0x16/0xd0 [ 34.858840][ T223] ? lock_acquire+0x13c/0x160 [ 34.858845][ T223] console_flush_one_record+0x46f/0x710 [ 34.858849][ T223] ? console_emit_next_record+0x4c0/0x4c0 [ 34.858851][ T223] ? __lock_acquire+0x518/0xc20 [ 34.858857][ T223] console_unlock+0xee/0x1f0 [ 34.858860][ T223] ? console_flush_one_record+0x710/0x710 [ 34.858862][ T223] ? rcu_is_watching+0x16/0xd0 [ 34.858864][ T223] ? lock_acquire+0xe0/0x160 [ 34.858868][ T223] ? __down_trylock_console_sem+0x5e/0xa0 [ 34.858870][ T223] ? vprintk_emit+0x320/0x3e0 [ 34.858873][ T223] vprintk_emit+0x37c/0x3e0 [ 34.858876][ T223] ? wake_up_klogd_work_func+0x90/0x90 [ 34.858878][ T223] ? __lock_release.isra.0+0x69/0x1a0 [ 34.858880][ T223] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 34.858883][ T223] ? rcu_read_lock_any_held+0x3c/0x90 [ 34.858887][ T223] _printk+0xc7/0x100 [ 34.858891][ T223] ? snapshot_read.cold+0x21/0x21 [ 34.858894][ T223] ? add_chain_block+0xf6/0x5b0 [ 34.858900][ T223] br_set_state+0x22f/0x430 [ 34.858905][ T223] br_stp_disable_port+0x11f/0x390 [ 34.858909][ T223] br_port_carrier_check+0x365/0x430 [ 34.858913][ T223] br_device_event+0x52d/0x8f0 [ 34.858916][ T223] ? packet_sendmsg_spkt+0x1360/0x1360 [ 34.858922][ T223] notifier_call_chain+0xae/0x300 [ 34.858933][ T223] netif_state_change+0x139/0x3d0 [ 34.858937][ T223] ? dev_deactivate+0xc1/0x210 [ 34.858942][ T223] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 34.858946][ T223] ? rfc2863_policy+0x1a0/0x310 [ 34.858949][ T223] ? linkwatch_do_dev+0x9c/0xd0 [ 34.858951][ T223] __linkwatch_run_queue+0x350/0x850 [ 34.858954][ T223] ? linkwatch_do_dev+0xd0/0xd0 [ 34.858957][ T223] ? lock_acquire.part.0+0xd4/0x280 [ 34.858961][ T223] linkwatch_event+0x7f/0xb0 [ 34.858964][ T223] ? __linkwatch_run_queue+0x850/0x850 [ 34.858967][ T223] process_one_work+0xe3e/0x1560 [ 34.858975][ T223] ? __queue_delayed_work+0x470/0x470 [ 34.858978][ T223] ? lock_acquire.part.0+0xd4/0x280 [ 34.858986][ T223] worker_thread+0x4f1/0xd60 [ 34.858990][ T223] ? rescuer_thread+0x1340/0x1340 [ 34.858993][ T223] ? __kthread_parkme+0xbd/0x210 [ 34.858996][ T223] ? rescuer_thread+0x1340/0x1340 [ 34.858999][ T223] ? rescuer_thread+0x1340/0x1340 [ 34.859001][ T223] kthread+0x367/0x460 [ 34.859003][ T223] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 34.859006][ T223] ? kthread_affine_preferred+0x4c0/0x4c0 [ 34.859009][ T223] ret_from_fork+0x474/0x6b0 [ 34.859014][ T223] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 34.859018][ T223] ? __switch_to+0x5a3/0xe00 [ 34.859022][ T223] ? kthread_affine_preferred+0x4c0/0x4c0 [ 34.859025][ T223] ret_from_fork_asm+0x11/0x20 [ 34.859034][ T223] [ 35.821293][ T36] br0: port 1(swp1) entered blocking state [ 35.821787][ T36] br0: port 1(swp1) entered forwarding state [ 37.605704][ T39] br0: port 1(swp1) entered disabled state [ 37.605724][ T39] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 37.605726][ T39] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 39, name: kworker/u20:0 [ 37.605728][ T39] preempt_count: 202, expected: 0 [ 37.605729][ T39] RCU nest depth: 0, expected: 0 [ 37.605730][ T39] locks held by kworker/u20:0/39: 9, last CPU#3: [ 37.605732][ T39] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 37.605744][ T39] #1: ffa00000002bfd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 37.605748][ T39] #2: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 37.605754][ T39] #3: ff1100000944ce10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 37.605758][ T39] #4: ff11000007da2e98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 37.605763][ T39] #5: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 37.605767][ T39] #6: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 37.605772][ T39] #7: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 37.605775][ T39] #8: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 37.605779][ T39] irq event stamp: 96583 [ 37.605780][ T39] hardirqs last enabled at (96582): [] __down_trylock_console_sem+0x86/0xa0 [ 37.605783][ T39] hardirqs last disabled at (96583): [] console_emit_next_record+0x3d4/0x4c0 [ 37.605785][ T39] softirqs last enabled at (96576): [] __fib6_clean_all+0xff/0x290 [ 37.605788][ T39] softirqs last disabled at (96578): [] br_port_carrier_check+0x161/0x430 [ 37.605791][ T39] Preemption disabled at: [ 37.605792][ T39] [<0000000000000000>] 0x0 [ 37.605799][ T39] CPU: 3 UID: 0 PID: 39 Comm: kworker/u20:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 37.605802][ T39] Tainted: [W]=WARN [ 37.605803][ T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.605805][ T39] Workqueue: events_unbound linkwatch_event [ 37.605809][ T39] Call Trace: [ 37.605810][ T39] [ 37.605812][ T39] dump_stack_lvl+0x6f/0xa0 [ 37.605818][ T39] __might_resched.cold+0x1fe/0x2c1 [ 37.605823][ T39] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 37.605827][ T39] ? __kmalloc_noprof+0xdb/0x760 [ 37.605832][ T39] __kmalloc_noprof+0x443/0x760 [ 37.605834][ T39] ? alloc_buf.isra.0+0x4b/0x260 [ 37.605841][ T39] ? do_raw_spin_unlock+0x59/0x250 [ 37.605843][ T39] alloc_buf.isra.0+0x4b/0x260 [ 37.605847][ T39] put_chars+0x1e1/0x2f0 [ 37.605850][ T39] ? __send_to_port+0x420/0x420 [ 37.605853][ T39] ? rcu_read_lock_any_held+0x3c/0x90 [ 37.605857][ T39] ? validate_chain+0x38b/0xc20 [ 37.605861][ T39] hvc_console_print+0x292/0x780 [ 37.605866][ T39] ? __lock_acquire+0x518/0xc20 [ 37.605867][ T39] ? __lock_acquire+0x518/0xc20 [ 37.605872][ T39] ? hvc_write+0x3a0/0x3a0 [ 37.605876][ T39] ? rcu_is_watching+0x16/0xd0 [ 37.605878][ T39] ? lock_acquire+0x13c/0x160 [ 37.605884][ T39] console_emit_next_record+0x22f/0x4c0 [ 37.605889][ T39] ? devkmsg_read+0x4b0/0x4b0 [ 37.605891][ T39] ? console_flush_one_record+0x106/0x710 [ 37.605894][ T39] ? rcu_is_watching+0x16/0xd0 [ 37.605896][ T39] ? lock_acquire+0x13c/0x160 [ 37.605900][ T39] console_flush_one_record+0x46f/0x710 [ 37.605910][ T39] ? console_emit_next_record+0x4c0/0x4c0 [ 37.605913][ T39] ? __lock_acquire+0x518/0xc20 [ 37.605918][ T39] console_unlock+0xee/0x1f0 [ 37.605921][ T39] ? console_flush_one_record+0x710/0x710 [ 37.605923][ T39] ? rcu_is_watching+0x16/0xd0 [ 37.605925][ T39] ? lock_acquire+0xe0/0x160 [ 37.605929][ T39] ? __down_trylock_console_sem+0x5e/0xa0 [ 37.605931][ T39] ? vprintk_emit+0x320/0x3e0 [ 37.605934][ T39] vprintk_emit+0x37c/0x3e0 [ 37.605937][ T39] ? wake_up_klogd_work_func+0x90/0x90 [ 37.605938][ T39] ? __lock_release.isra.0+0x69/0x1a0 [ 37.605941][ T39] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 37.605944][ T39] ? rcu_read_lock_any_held+0x3c/0x90 [ 37.605947][ T39] _printk+0xc7/0x100 [ 37.605951][ T39] ? snapshot_read.cold+0x21/0x21 [ 37.605954][ T39] ? add_chain_block+0xf6/0x5b0 [ 37.605961][ T39] br_set_state+0x22f/0x430 [ 37.605966][ T39] br_stp_disable_port+0x11f/0x390 [ 37.605969][ T39] br_port_carrier_check+0x365/0x430 [ 37.605973][ T39] br_device_event+0x52d/0x8f0 [ 37.605977][ T39] ? packet_sendmsg_spkt+0x1360/0x1360 [ 37.605983][ T39] notifier_call_chain+0xae/0x300 [ 37.605989][ T39] netif_state_change+0x139/0x3d0 [ 37.605992][ T39] ? dev_deactivate+0xc1/0x210 [ 37.605998][ T39] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 37.606002][ T39] ? rfc2863_policy+0x1a0/0x310 [ 37.606004][ T39] ? linkwatch_do_dev+0x9c/0xd0 [ 37.606006][ T39] __linkwatch_run_queue+0x350/0x850 [ 37.606009][ T39] ? linkwatch_do_dev+0xd0/0xd0 [ 37.606012][ T39] ? lock_acquire.part.0+0xd4/0x280 [ 37.606017][ T39] linkwatch_event+0x7f/0xb0 [ 37.606019][ T39] ? __linkwatch_run_queue+0x850/0x850 [ 37.606022][ T39] process_one_work+0xe3e/0x1560 [ 37.606030][ T39] ? __queue_delayed_work+0x470/0x470 [ 37.606033][ T39] ? lock_acquire.part.0+0xd4/0x280 [ 37.606041][ T39] worker_thread+0x4f1/0xd60 [ 37.606048][ T39] ? rescuer_thread+0x1340/0x1340 [ 37.606051][ T39] kthread+0x367/0x460 [ 37.606053][ T39] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 37.606056][ T39] ? kthread_affine_preferred+0x4c0/0x4c0 [ 37.606059][ T39] ret_from_fork+0x474/0x6b0 [ 37.606064][ T39] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 37.606068][ T39] ? __switch_to+0x5a3/0xe00 [ 37.606071][ T39] ? kthread_affine_preferred+0x4c0/0x4c0 [ 37.606074][ T39] ret_from_fork_asm+0x11/0x20 [ 37.606083][ T39] [ 38.545940][ T12] vx0: left allmulticast mode [ 38.546321][ T12] vx0: left promiscuous mode [ 38.546832][ T12] br0: port 2(vx0) entered disabled state [ 38.548266][ T12] swp1: left allmulticast mode [ 38.561038][ T12] swp1: left promiscuous mode [ 38.561811][ T12] br0: port 1(swp1) entered disabled state [ 38.790759][ T12] vx0: left allmulticast mode [ 38.790785][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 38.790788][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 38.790790][ T12] preempt_count: 1, expected: 0 [ 38.790792][ T12] RCU nest depth: 0, expected: 0 [ 38.790793][ T12] locks held by kworker/u16:0/12: 8, last CPU#1: [ 38.790796][ T12] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 38.790812][ T12] #1: ffa00000000c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 38.790818][ T12] #2: ffffffff9beffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 38.790826][ T12] #3: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 38.790832][ T12] #4: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 38.790838][ T12] #5: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 38.790844][ T12] #6: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 38.790850][ T12] #7: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 38.790856][ T12] irq event stamp: 191764 [ 38.790857][ T12] hardirqs last enabled at (191763): [] __down_trylock_console_sem+0x86/0xa0 [ 38.790861][ T12] hardirqs last disabled at (191764): [] console_emit_next_record+0x3d4/0x4c0 [ 38.790864][ T12] softirqs last enabled at (191718): [] netlink_release+0x17b/0xcf0 [ 38.790869][ T12] softirqs last disabled at (191716): [] netlink_release+0xd2/0xcf0 [ 38.790872][ T12] Preemption disabled at: [ 38.790873][ T12] [] vprintk_emit+0x31b/0x3e0 [ 38.790881][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 38.790885][ T12] Tainted: [W]=WARN [ 38.790887][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.790890][ T12] Workqueue: netns cleanup_net [ 38.790899][ T12] Call Trace: [ 38.790901][ T12] [ 38.790906][ T12] dump_stack_lvl+0x6f/0xa0 [ 38.790913][ T12] ? vprintk_emit+0x31b/0x3e0 [ 38.790916][ T12] __might_resched.cold+0x1fe/0x2c1 [ 38.790922][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 38.790928][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 38.790934][ T12] __kmalloc_noprof+0x443/0x760 [ 38.790938][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 38.790948][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 38.790951][ T12] alloc_buf.isra.0+0x4b/0x260 [ 38.790958][ T12] put_chars+0x1e1/0x2f0 [ 38.790962][ T12] ? __send_to_port+0x420/0x420 [ 38.790964][ T12] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 38.790970][ T12] ? rcu_read_lock_any_held+0x3c/0x90 [ 38.790974][ T12] ? validate_chain+0x38b/0xc20 [ 38.790982][ T12] hvc_console_print+0x292/0x780 [ 38.790987][ T12] ? __lock_acquire+0x518/0xc20 [ 38.790997][ T12] ? hvc_write+0x3a0/0x3a0 [ 38.791002][ T12] ? rcu_is_watching+0x16/0xd0 [ 38.791011][ T12] console_emit_next_record+0x22f/0x4c0 [ 38.791017][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 38.791020][ T12] ? console_flush_one_record+0x106/0x710 [ 38.791025][ T12] ? rcu_is_watching+0x16/0xd0 [ 38.791028][ T12] ? lock_acquire+0x13c/0x160 [ 38.791035][ T12] console_flush_one_record+0x46f/0x710 [ 38.791042][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 38.791045][ T12] ? __lock_acquire+0x518/0xc20 [ 38.791055][ T12] console_unlock+0xee/0x1f0 [ 38.791060][ T12] ? console_flush_one_record+0x710/0x710 [ 38.791063][ T12] ? rcu_is_watching+0x16/0xd0 [ 38.791066][ T12] ? lock_acquire+0xe0/0x160 [ 38.791073][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 38.791075][ T12] ? vprintk_emit+0x320/0x3e0 [ 38.791081][ T12] vprintk_emit+0x37c/0x3e0 [ 38.791086][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 38.791088][ T12] ? cleanup_net+0x431/0x940 [ 38.791092][ T12] ? worker_thread+0x4f1/0xd60 [ 38.791094][ T12] ? kthread+0x367/0x460 [ 38.791097][ T12] ? ret_from_fork+0x474/0x6b0 [ 38.791101][ T12] ? ret_from_fork_asm+0x11/0x20 [ 38.791109][ T12] _printk+0xc7/0x100 [ 38.791114][ T12] ? snapshot_read.cold+0x21/0x21 [ 38.791122][ T12] ? netdev_name+0x43/0x60 [ 38.791127][ T12] ? __netdev_printk+0x17f/0x1d0 [ 38.791133][ T12] netdev_info+0xe2/0x116 [ 38.791138][ T12] ? netdev_notice+0x120/0x120 [ 38.791146][ T12] ? rcu_is_watching+0x16/0xd0 [ 38.791149][ T12] ? __up_read+0x355/0x9e0 [ 38.791153][ T12] ? down_write_nested+0x200/0x200 [ 38.791157][ T12] ? mutex_is_locked+0x1c/0x50 [ 38.791161][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 38.791168][ T12] dev_set_allmulti+0xa6/0x240 [ 38.791174][ T12] del_nbp+0xb7/0xc10 [ 38.791185][ T12] br_dev_delete+0x9d/0x1e0 [ 38.791191][ T12] br_net_exit_rtnl+0xb8/0x110 [ 38.791196][ T12] ops_undo_list+0x5be/0x8f0 [ 38.791204][ T12] ? netns_install+0x2a0/0x2a0 [ 38.791207][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 38.791217][ T12] cleanup_net+0x431/0x940 [ 38.791222][ T12] ? net_passive_dec+0x230/0x230 [ 38.791229][ T12] ? lock_acquire+0x13c/0x160 [ 38.791232][ T12] ? rcu_is_watching+0x16/0xd0 [ 38.791238][ T12] process_one_work+0xe3e/0x1560 [ 38.791251][ T12] ? __queue_delayed_work+0x470/0x470 [ 38.791256][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 38.791270][ T12] worker_thread+0x4f1/0xd60 [ 38.791283][ T12] ? rescuer_thread+0x1340/0x1340 [ 38.791286][ T12] kthread+0x367/0x460 [ 38.791289][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 38.791293][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 38.791298][ T12] ret_from_fork+0x474/0x6b0 [ 38.791302][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 38.791308][ T12] ? __switch_to+0x5a3/0xe00 [ 38.791313][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 38.791318][ T12] ret_from_fork_asm+0x11/0x20 [ 38.791338][ T12] [ 38.829147][ T12] vx0: left promiscuous mode [ 38.829664][ T12] br0: port 2(vx0) entered disabled state [ 38.830731][ T12] swp1: left allmulticast mode [ 38.831044][ T12] swp1: left promiscuous mode [ 38.831703][ T12] br0: port 1(swp1) entered disabled state [ 40.166090][ T777] veth0: renamed from veth1 [ 40.166111][ T777] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 40.166113][ T777] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 777, name: ip [ 40.166115][ T777] preempt_count: 1, expected: 0 [ 40.166116][ T777] RCU nest depth: 0, expected: 0 [ 40.166117][ T777] locks held by ip/777: 5, last CPU#2: [ 40.166119][ T777] #0: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 40.166131][ T777] #1: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 40.166137][ T777] #2: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 40.166141][ T777] #3: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 40.166145][ T777] #4: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 40.166149][ T777] irq event stamp: 21966 [ 40.166150][ T777] hardirqs last enabled at (21965): [] __down_trylock_console_sem+0x86/0xa0 [ 40.166153][ T777] hardirqs last disabled at (21966): [] console_emit_next_record+0x3d4/0x4c0 [ 40.166156][ T777] softirqs last enabled at (21960): [] netif_change_name+0x216/0x8c0 [ 40.166159][ T777] softirqs last disabled at (21958): [] netif_change_name+0x1ad/0x8c0 [ 40.166162][ T777] Preemption disabled at: [ 40.166162][ T777] [] vprintk_emit+0x31b/0x3e0 [ 40.166168][ T777] CPU: 2 UID: 0 PID: 777 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 40.166172][ T777] Tainted: [W]=WARN [ 40.166173][ T777] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.166175][ T777] Call Trace: [ 40.166176][ T777] [ 40.166178][ T777] dump_stack_lvl+0x6f/0xa0 [ 40.166184][ T777] ? vprintk_emit+0x31b/0x3e0 [ 40.166186][ T777] __might_resched.cold+0x1fe/0x2c1 [ 40.166191][ T777] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 40.166195][ T777] ? __kmalloc_noprof+0xdb/0x760 [ 40.166200][ T777] __kmalloc_noprof+0x443/0x760 [ 40.166202][ T777] ? alloc_buf.isra.0+0x4b/0x260 [ 40.166208][ T777] ? do_raw_spin_unlock+0x59/0x250 [ 40.166212][ T777] alloc_buf.isra.0+0x4b/0x260 [ 40.166216][ T777] put_chars+0x1e1/0x2f0 [ 40.166219][ T777] ? __send_to_port+0x420/0x420 [ 40.166225][ T777] hvc_console_print+0x292/0x780 [ 40.166233][ T777] ? hvc_write+0x3a0/0x3a0 [ 40.166236][ T777] ? lock_acquire+0x13c/0x160 [ 40.166241][ T777] console_emit_next_record+0x22f/0x4c0 [ 40.166245][ T777] ? devkmsg_read+0x4b0/0x4b0 [ 40.166247][ T777] ? console_flush_one_record+0x106/0x710 [ 40.166250][ T777] ? rcu_is_watching+0x16/0xd0 [ 40.166253][ T777] ? lock_acquire+0x13c/0x160 [ 40.166257][ T777] console_flush_one_record+0x46f/0x710 [ 40.166261][ T777] ? console_emit_next_record+0x4c0/0x4c0 [ 40.166263][ T777] ? __lock_acquire+0x518/0xc20 [ 40.166269][ T777] console_unlock+0xee/0x1f0 [ 40.166272][ T777] ? console_flush_one_record+0x710/0x710 [ 40.166274][ T777] ? rcu_is_watching+0x16/0xd0 [ 40.166276][ T777] ? lock_acquire+0xe0/0x160 [ 40.166279][ T777] ? __down_trylock_console_sem+0x5e/0xa0 [ 40.166281][ T777] ? vprintk_emit+0x320/0x3e0 [ 40.166284][ T777] vprintk_emit+0x37c/0x3e0 [ 40.166287][ T777] ? wake_up_klogd_work_func+0x90/0x90 [ 40.166290][ T777] ? _mutex_trylock_nest_lock+0x390/0x390 [ 40.166295][ T777] _printk+0xc7/0x100 [ 40.166299][ T777] ? snapshot_read.cold+0x21/0x21 [ 40.166301][ T777] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 40.166304][ T777] ? rcu_read_lock_any_held+0x3c/0x90 [ 40.166306][ T777] ? validate_chain+0x38b/0xc20 [ 40.166309][ T777] ? netdev_name+0x43/0x60 [ 40.166313][ T777] ? __netdev_printk+0x17f/0x1d0 [ 40.166316][ T777] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 40.166318][ T777] netdev_info+0xe2/0x116 [ 40.166321][ T777] ? netdev_notice+0x120/0x120 [ 40.166324][ T777] ? find_held_lock+0x2b/0x80 [ 40.166327][ T777] ? __lock_release.isra.0+0x69/0x1a0 [ 40.166330][ T777] ? mark_held_locks+0x40/0x70 [ 40.166333][ T777] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 40.166339][ T777] netif_change_name.cold+0x4f/0x89 [ 40.166341][ T777] ? register_netdev+0x40/0x40 [ 40.166342][ T777] ? is_bpf_text_address+0x68/0x110 [ 40.166348][ T777] ? netdev_adjacent_rename_links+0x470/0x470 [ 40.166351][ T777] ? __kernel_text_address+0x12/0x30 [ 40.166353][ T777] ? write_profile+0xf0/0xf0 [ 40.166358][ T777] ? __asan_memset+0x27/0x50 [ 40.166363][ T777] do_setlink.isra.0+0x1f7d/0x2a60 [ 40.166367][ T777] ? stack_trace_save+0x93/0xc0 [ 40.166369][ T777] ? rtnl_link_get_size+0x350/0x350 [ 40.166370][ T777] ? rcu_read_lock_any_held+0x66/0x90 [ 40.166372][ T777] ? stack_depot_save_flags+0x38e/0x790 [ 40.166376][ T777] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 40.166378][ T777] ? rcu_read_lock_any_held+0x3c/0x90 [ 40.166380][ T777] ? validate_chain+0x38b/0xc20 [ 40.166383][ T777] ? kasan_save_stack+0x3d/0x50 [ 40.166385][ T777] ? kasan_save_stack+0x2f/0x50 [ 40.166386][ T777] ? kasan_save_track+0x14/0x30 [ 40.166387][ T777] ? __kasan_kmalloc+0x7b/0x90 [ 40.166390][ T777] ? __lock_acquire+0x518/0xc20 [ 40.166392][ T777] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 40.166395][ T777] ? ___sys_sendmsg+0xd0/0x1d0 [ 40.166399][ T777] ? lock_acquire.part.0+0xd4/0x280 [ 40.166401][ T777] ? rtnl_newlink+0x9a8/0x11b0 [ 40.166403][ T777] ? rcu_is_watching+0x16/0xd0 [ 40.166405][ T777] ? lock_acquire+0x13c/0x160 [ 40.166407][ T777] ? rcu_is_watching+0x16/0xd0 [ 40.166408][ T777] ? rcu_is_watching+0x16/0xd0 [ 40.166410][ T777] ? trace_contention_end+0xb3/0x180 [ 40.166412][ T777] ? __mutex_lock+0x1db/0x1ea0 [ 40.166413][ T777] ? __mutex_lock+0x9a3/0x1ea0 [ 40.166415][ T777] ? rtnl_newlink+0x9a8/0x11b0 [ 40.166419][ T777] ? ww_mutex_lock+0x160/0x160 [ 40.166420][ T777] ? nla_get_range_signed+0x3d0/0x3d0 [ 40.166425][ T777] ? rcu_is_watching+0x16/0xd0 [ 40.166427][ T777] ? __rtnl_newlink+0x3fa/0xa50 [ 40.166433][ T777] rtnl_newlink+0x9f1/0x11b0 [ 40.166438][ T777] ? rtnl_bridge_getlink+0x850/0x850 [ 40.166440][ T777] ? __lock_acquire+0x518/0xc20 [ 40.166445][ T777] ? lock_acquire.part.0+0xd4/0x280 [ 40.166447][ T777] ? find_held_lock+0x2b/0x80 [ 40.166449][ T777] ? rtnl_bridge_getlink+0x850/0x850 [ 40.166451][ T777] ? __lock_release.isra.0+0x69/0x1a0 [ 40.166454][ T777] ? rtnl_bridge_getlink+0x850/0x850 [ 40.166457][ T777] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 40.166460][ T777] ? rtnl_link_fill+0x920/0x920 [ 40.166461][ T777] ? __lock_acquire+0x518/0xc20 [ 40.166466][ T777] ? lock_acquire.part.0+0xd4/0x280 [ 40.166468][ T777] ? find_held_lock+0x2b/0x80 [ 40.166471][ T777] netlink_rcv_skb+0x14e/0x3a0 [ 40.166475][ T777] ? rtnl_link_fill+0x920/0x920 [ 40.166478][ T777] ? netlink_ack+0xcf0/0xcf0 [ 40.166485][ T777] ? netlink_deliver_tap+0xc5/0x330 [ 40.166487][ T777] ? netlink_deliver_tap+0x13c/0x330 [ 40.166491][ T777] netlink_unicast+0x486/0x750 [ 40.166496][ T777] ? netlink_attachskb+0x810/0x810 [ 40.166498][ T777] ? find_held_lock+0x2b/0x80 [ 40.166503][ T777] netlink_sendmsg+0x75b/0xc90 [ 40.166507][ T777] ? netlink_unicast+0x750/0x750 [ 40.166511][ T777] ? __lock_release.isra.0+0x69/0x1a0 [ 40.166512][ T777] ? __import_iovec+0x36c/0x620 [ 40.166518][ T777] __sock_sendmsg+0xce/0x190 [ 40.166521][ T777] ____sys_sendmsg+0x61a/0x860 [ 40.166523][ T777] ? copy_msghdr_from_user+0x279/0x420 [ 40.166525][ T777] ? sock_write_iter+0x400/0x400 [ 40.166527][ T777] ? move_addr_to_kernel+0x40/0x40 [ 40.166535][ T777] ___sys_sendmsg+0x14e/0x1d0 [ 40.166538][ T777] ? copy_msghdr_from_user+0x420/0x420 [ 40.166554][ T777] __sys_sendmsg+0x12c/0x1d0 [ 40.166557][ T777] ? __sys_sendmsg_sock+0x20/0x20 [ 40.166563][ T777] ? rcu_is_watching+0x16/0xd0 [ 40.166566][ T777] do_syscall_64+0xff/0x530 [ 40.166569][ T777] ? exc_page_fault+0xee/0x100 [ 40.166572][ T777] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 40.166575][ T777] RIP: 0033:0x7f92a3e6854e [ 40.166579][ T777] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 40.166582][ T777] RSP: 002b:00007ffd1d16c3a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.166585][ T777] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f92a3e6854e [ 40.166586][ T777] RDX: 0000000000000000 RSI: 00007ffd1d16c450 RDI: 0000000000000005 [ 40.166587][ T777] RBP: 00007ffd1d16c3b0 R08: 0000000000000000 R09: 0000000000000000 [ 40.166588][ T777] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dd0b [ 40.166589][ T777] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1d16cb10 [ 40.166596][ T777] [ 40.725308][ T812] br0: port 1(swp1) entered blocking state [ 40.725693][ T812] br0: port 1(swp1) entered disabled state [ 40.726072][ T812] swp1: entered allmulticast mode [ 40.727259][ T812] swp1: entered promiscuous mode [ 40.728031][ T812] br0: port 1(swp1) entered blocking state [ 40.728371][ T812] br0: port 1(swp1) entered forwarding state [ 40.800835][ T814] br0: port 2(vx0) entered blocking state [ 40.801158][ T814] br0: port 2(vx0) entered disabled state [ 40.801461][ T814] vx0: entered allmulticast mode [ 40.802577][ T814] vx0: entered promiscuous mode [ 40.803160][ T814] br0: port 2(vx0) entered blocking state [ 40.803439][ T814] br0: port 2(vx0) entered forwarding state [ 41.286526][ T827] br0: port 1(swp1) entered blocking state [ 41.286546][ T827] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 41.286548][ T827] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 827, name: ip [ 41.286549][ T827] preempt_count: 1, expected: 0 [ 41.286550][ T827] RCU nest depth: 0, expected: 0 [ 41.286551][ T827] locks held by ip/827: 5, last CPU#2: [ 41.286554][ T827] #0: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 41.286566][ T827] #1: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 41.286572][ T827] #2: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 41.286576][ T827] #3: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 41.286580][ T827] #4: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 41.286585][ T827] irq event stamp: 15090 [ 41.286586][ T827] hardirqs last enabled at (15089): [] __down_trylock_console_sem+0x86/0xa0 [ 41.286589][ T827] hardirqs last disabled at (15090): [] console_emit_next_record+0x3d4/0x4c0 [ 41.286591][ T827] softirqs last enabled at (15032): [] __alloc_skb+0x4c2/0x5f0 [ 41.286594][ T827] softirqs last disabled at (15030): [] __alloc_skb+0x4c2/0x5f0 [ 41.286597][ T827] Preemption disabled at: [ 41.286597][ T827] [] vprintk_emit+0x31b/0x3e0 [ 41.286602][ T827] CPU: 2 UID: 0 PID: 827 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 41.286606][ T827] Tainted: [W]=WARN [ 41.286607][ T827] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.286609][ T827] Call Trace: [ 41.286610][ T827] [ 41.286612][ T827] dump_stack_lvl+0x6f/0xa0 [ 41.286618][ T827] ? vprintk_emit+0x31b/0x3e0 [ 41.286620][ T827] __might_resched.cold+0x1fe/0x2c1 [ 41.286625][ T827] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 41.286629][ T827] ? __kmalloc_noprof+0xdb/0x760 [ 41.286633][ T827] __kmalloc_noprof+0x443/0x760 [ 41.286635][ T827] ? alloc_buf.isra.0+0x4b/0x260 [ 41.286642][ T827] ? do_raw_spin_unlock+0x59/0x250 [ 41.286645][ T827] alloc_buf.isra.0+0x4b/0x260 [ 41.286649][ T827] put_chars+0x1e1/0x2f0 [ 41.286652][ T827] ? __send_to_port+0x420/0x420 [ 41.286653][ T827] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 41.286657][ T827] ? validate_chain+0x38b/0xc20 [ 41.286663][ T827] hvc_console_print+0x292/0x780 [ 41.286671][ T827] ? hvc_write+0x3a0/0x3a0 [ 41.286673][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.286675][ T827] ? lock_acquire+0x13c/0x160 [ 41.286680][ T827] console_emit_next_record+0x22f/0x4c0 [ 41.286684][ T827] ? devkmsg_read+0x4b0/0x4b0 [ 41.286686][ T827] ? console_flush_one_record+0x106/0x710 [ 41.286689][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.286691][ T827] ? lock_acquire+0x13c/0x160 [ 41.286695][ T827] console_flush_one_record+0x46f/0x710 [ 41.286700][ T827] ? console_emit_next_record+0x4c0/0x4c0 [ 41.286702][ T827] ? __lock_acquire+0x518/0xc20 [ 41.286707][ T827] console_unlock+0xee/0x1f0 [ 41.286710][ T827] ? console_flush_one_record+0x710/0x710 [ 41.286712][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.286714][ T827] ? lock_acquire+0xe0/0x160 [ 41.286718][ T827] ? __down_trylock_console_sem+0x5e/0xa0 [ 41.286720][ T827] ? vprintk_emit+0x320/0x3e0 [ 41.286723][ T827] vprintk_emit+0x37c/0x3e0 [ 41.286726][ T827] ? wake_up_klogd_work_func+0x90/0x90 [ 41.286727][ T827] ? trace_contention_end+0xb3/0x180 [ 41.286730][ T827] ? __mutex_lock+0x1db/0x1ea0 [ 41.286733][ T827] ? __mutex_lock+0x9a3/0x1ea0 [ 41.286736][ T827] _printk+0xc7/0x100 [ 41.286740][ T827] ? snapshot_read.cold+0x21/0x21 [ 41.286743][ T827] ? new_nbp+0x310/0x650 [ 41.286748][ T827] ? __mutex_unlock_slowpath+0x9e/0x740 [ 41.286753][ T827] br_set_state+0x22f/0x430 [ 41.286757][ T827] br_init_port+0xc4/0x200 [ 41.286760][ T827] new_nbp+0x3a0/0x650 [ 41.286764][ T827] br_add_if+0x212/0x1320 [ 41.286766][ T827] ? _mutex_trylock_nest_lock+0x390/0x390 [ 41.286768][ T827] ? is_bpf_text_address+0x72/0x110 [ 41.286775][ T827] do_set_master+0x3b2/0x780 [ 41.286779][ T827] do_setlink.isra.0+0x9ec/0x2a60 [ 41.286782][ T827] ? stack_trace_save+0x93/0xc0 [ 41.286786][ T827] ? rtnl_link_get_size+0x350/0x350 [ 41.286787][ T827] ? rcu_read_lock_any_held+0x66/0x90 [ 41.286790][ T827] ? stack_depot_save_flags+0x38e/0x790 [ 41.286794][ T827] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 41.286796][ T827] ? rcu_read_lock_any_held+0x3c/0x90 [ 41.286798][ T827] ? validate_chain+0x38b/0xc20 [ 41.286801][ T827] ? kasan_save_stack+0x3d/0x50 [ 41.286803][ T827] ? kasan_save_stack+0x2f/0x50 [ 41.286804][ T827] ? kasan_save_track+0x14/0x30 [ 41.286806][ T827] ? __kasan_kmalloc+0x7b/0x90 [ 41.286808][ T827] ? __lock_acquire+0x518/0xc20 [ 41.286810][ T827] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 41.286813][ T827] ? ___sys_sendmsg+0xd0/0x1d0 [ 41.286817][ T827] ? lock_acquire.part.0+0xd4/0x280 [ 41.286819][ T827] ? rtnl_newlink+0x9a8/0x11b0 [ 41.286822][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.286824][ T827] ? lock_acquire+0x13c/0x160 [ 41.286826][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.286827][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.286828][ T827] ? trace_contention_end+0xb3/0x180 [ 41.286831][ T827] ? __mutex_lock+0x1db/0x1ea0 [ 41.286832][ T827] ? __mutex_lock+0x9a3/0x1ea0 [ 41.286834][ T827] ? rtnl_newlink+0x9a8/0x11b0 [ 41.286837][ T827] ? ww_mutex_lock+0x160/0x160 [ 41.286839][ T827] ? nla_get_range_signed+0x3d0/0x3d0 [ 41.286844][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.286846][ T827] ? __rtnl_newlink+0x3fa/0xa50 [ 41.286852][ T827] rtnl_newlink+0x9f1/0x11b0 [ 41.286857][ T827] ? rtnl_bridge_getlink+0x850/0x850 [ 41.286859][ T827] ? __lock_acquire+0x518/0xc20 [ 41.286864][ T827] ? lock_acquire.part.0+0xd4/0x280 [ 41.286866][ T827] ? find_held_lock+0x2b/0x80 [ 41.286868][ T827] ? rtnl_bridge_getlink+0x850/0x850 [ 41.286870][ T827] ? __lock_release.isra.0+0x69/0x1a0 [ 41.286874][ T827] ? rtnl_bridge_getlink+0x850/0x850 [ 41.286880][ T827] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 41.286884][ T827] ? rtnl_link_fill+0x920/0x920 [ 41.286885][ T827] ? __lock_acquire+0x518/0xc20 [ 41.286890][ T827] ? lock_acquire.part.0+0xd4/0x280 [ 41.286893][ T827] ? find_held_lock+0x2b/0x80 [ 41.286896][ T827] netlink_rcv_skb+0x14e/0x3a0 [ 41.286900][ T827] ? rtnl_link_fill+0x920/0x920 [ 41.286903][ T827] ? netlink_ack+0xcf0/0xcf0 [ 41.286909][ T827] ? netlink_deliver_tap+0xc5/0x330 [ 41.286912][ T827] ? netlink_deliver_tap+0x13c/0x330 [ 41.286916][ T827] netlink_unicast+0x486/0x750 [ 41.286920][ T827] ? netlink_attachskb+0x810/0x810 [ 41.286923][ T827] ? find_held_lock+0x2b/0x80 [ 41.286927][ T827] netlink_sendmsg+0x75b/0xc90 [ 41.286932][ T827] ? netlink_unicast+0x750/0x750 [ 41.286936][ T827] ? __lock_release.isra.0+0x69/0x1a0 [ 41.286937][ T827] ? __import_iovec+0x36c/0x620 [ 41.286943][ T827] __sock_sendmsg+0xce/0x190 [ 41.286945][ T827] ____sys_sendmsg+0x61a/0x860 [ 41.286948][ T827] ? copy_msghdr_from_user+0x279/0x420 [ 41.286950][ T827] ? sock_write_iter+0x400/0x400 [ 41.286952][ T827] ? move_addr_to_kernel+0x40/0x40 [ 41.286959][ T827] ___sys_sendmsg+0x14e/0x1d0 [ 41.286962][ T827] ? copy_msghdr_from_user+0x420/0x420 [ 41.286979][ T827] __sys_sendmsg+0x12c/0x1d0 [ 41.286981][ T827] ? __sys_sendmsg_sock+0x20/0x20 [ 41.286988][ T827] ? fpregs_restore_userregs+0x14b/0x300 [ 41.286991][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.286994][ T827] do_syscall_64+0xff/0x530 [ 41.286997][ T827] ? exc_page_fault+0xee/0x100 [ 41.287000][ T827] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 41.287002][ T827] RIP: 0033:0x7f674157754e [ 41.287006][ T827] 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 [ 41.287009][ T827] RSP: 002b:00007ffd1cef86d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.287012][ T827] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f674157754e [ 41.287014][ T827] RDX: 0000000000000000 RSI: 00007ffd1cef8780 RDI: 0000000000000005 [ 41.287014][ T827] RBP: 00007ffd1cef86e0 R08: 0000000000000000 R09: 0000000000000000 [ 41.287015][ T827] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dd0c [ 41.287016][ T827] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1cef8e50 [ 41.287023][ T827] [ 41.333979][ T827] br0: port 1(swp1) entered disabled state [ 41.334575][ T827] swp1: entered allmulticast mode [ 41.336587][ T827] swp1: entered promiscuous mode [ 41.338147][ T827] br0: port 1(swp1) entered blocking state [ 41.338630][ T827] br0: port 1(swp1) entered forwarding state [ 41.422398][ T829] br0: port 2(vx0) entered blocking state [ 41.422668][ T829] br0: port 2(vx0) entered disabled state [ 41.422924][ T829] vx0: entered allmulticast mode [ 41.424018][ T829] vx0: entered promiscuous mode [ 41.424462][ T829] br0: port 2(vx0) entered blocking state [ 41.424685][ T829] br0: port 2(vx0) entered forwarding state [ 47.357679][ T36] br0: port 1(swp1) entered disabled state [ 47.357699][ T36] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 47.357701][ T36] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 36, name: kworker/u17:0 [ 47.357703][ T36] preempt_count: 202, expected: 0 [ 47.357704][ T36] RCU nest depth: 0, expected: 0 [ 47.357705][ T36] locks held by kworker/u17:0/36: 9, last CPU#0: [ 47.357707][ T36] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 47.357720][ T36] #1: ffa000000028fd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 47.357724][ T36] #2: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 47.357730][ T36] #3: ff11000008391e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 47.357734][ T36] #4: ff11000010a0ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 47.357739][ T36] #5: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 47.357744][ T36] #6: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 47.357748][ T36] #7: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 47.357752][ T36] #8: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 47.357756][ T36] irq event stamp: 245809 [ 47.357757][ T36] hardirqs last enabled at (245808): [] __down_trylock_console_sem+0x86/0xa0 [ 47.357760][ T36] hardirqs last disabled at (245809): [] console_emit_next_record+0x3d4/0x4c0 [ 47.357762][ T36] softirqs last enabled at (245802): [] __fib6_clean_all+0xff/0x290 [ 47.357766][ T36] softirqs last disabled at (245804): [] br_port_carrier_check+0x161/0x430 [ 47.357768][ T36] Preemption disabled at: [ 47.357769][ T36] [<0000000000000000>] 0x0 [ 47.357776][ T36] CPU: 0 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 47.357780][ T36] Tainted: [W]=WARN [ 47.357781][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.357783][ T36] Workqueue: events_unbound linkwatch_event [ 47.357787][ T36] Call Trace: [ 47.357789][ T36] [ 47.357790][ T36] dump_stack_lvl+0x6f/0xa0 [ 47.357797][ T36] __might_resched.cold+0x1fe/0x2c1 [ 47.357802][ T36] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 47.357806][ T36] ? __kmalloc_noprof+0xdb/0x760 [ 47.357811][ T36] __kmalloc_noprof+0x443/0x760 [ 47.357813][ T36] ? alloc_buf.isra.0+0x4b/0x260 [ 47.357820][ T36] ? do_raw_spin_unlock+0x59/0x250 [ 47.357823][ T36] alloc_buf.isra.0+0x4b/0x260 [ 47.357827][ T36] put_chars+0x1e1/0x2f0 [ 47.357835][ T36] ? __send_to_port+0x420/0x420 [ 47.357838][ T36] ? rcu_read_lock_any_held+0x3c/0x90 [ 47.357842][ T36] ? validate_chain+0x38b/0xc20 [ 47.357847][ T36] hvc_console_print+0x292/0x780 [ 47.357851][ T36] ? __lock_acquire+0x518/0xc20 [ 47.357853][ T36] ? __lock_acquire+0x518/0xc20 [ 47.357858][ T36] ? hvc_write+0x3a0/0x3a0 [ 47.357862][ T36] ? rcu_is_watching+0x16/0xd0 [ 47.357865][ T36] ? lock_acquire+0x13c/0x160 [ 47.357869][ T36] console_emit_next_record+0x22f/0x4c0 [ 47.357873][ T36] ? devkmsg_read+0x4b0/0x4b0 [ 47.357875][ T36] ? console_flush_one_record+0x106/0x710 [ 47.357879][ T36] ? rcu_is_watching+0x16/0xd0 [ 47.357881][ T36] ? lock_acquire+0x13c/0x160 [ 47.357885][ T36] console_flush_one_record+0x46f/0x710 [ 47.357890][ T36] ? console_emit_next_record+0x4c0/0x4c0 [ 47.357892][ T36] ? __lock_acquire+0x518/0xc20 [ 47.357898][ T36] console_unlock+0xee/0x1f0 [ 47.357901][ T36] ? console_flush_one_record+0x710/0x710 [ 47.357903][ T36] ? rcu_is_watching+0x16/0xd0 [ 47.357905][ T36] ? lock_acquire+0xe0/0x160 [ 47.357909][ T36] ? __down_trylock_console_sem+0x5e/0xa0 [ 47.357911][ T36] ? vprintk_emit+0x320/0x3e0 [ 47.357914][ T36] vprintk_emit+0x37c/0x3e0 [ 47.357917][ T36] ? wake_up_klogd_work_func+0x90/0x90 [ 47.357919][ T36] ? __lock_release.isra.0+0x69/0x1a0 [ 47.357921][ T36] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 47.357924][ T36] ? rcu_read_lock_any_held+0x3c/0x90 [ 47.357928][ T36] _printk+0xc7/0x100 [ 47.357931][ T36] ? snapshot_read.cold+0x21/0x21 [ 47.357934][ T36] ? add_chain_block+0xf6/0x5b0 [ 47.357941][ T36] br_set_state+0x22f/0x430 [ 47.357946][ T36] br_stp_disable_port+0x11f/0x390 [ 47.357950][ T36] br_port_carrier_check+0x365/0x430 [ 47.357954][ T36] br_device_event+0x52d/0x8f0 [ 47.357958][ T36] ? packet_sendmsg_spkt+0x1360/0x1360 [ 47.357964][ T36] notifier_call_chain+0xae/0x300 [ 47.357971][ T36] netif_state_change+0x139/0x3d0 [ 47.357974][ T36] ? dev_deactivate+0xc1/0x210 [ 47.357979][ T36] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 47.357983][ T36] ? rfc2863_policy+0x1a0/0x310 [ 47.357986][ T36] ? linkwatch_do_dev+0x9c/0xd0 [ 47.357988][ T36] __linkwatch_run_queue+0x350/0x850 [ 47.357992][ T36] ? linkwatch_do_dev+0xd0/0xd0 [ 47.357994][ T36] ? lock_acquire.part.0+0xd4/0x280 [ 47.357999][ T36] linkwatch_event+0x7f/0xb0 [ 47.358001][ T36] ? __linkwatch_run_queue+0x850/0x850 [ 47.358005][ T36] process_one_work+0xe3e/0x1560 [ 47.358012][ T36] ? __queue_delayed_work+0x470/0x470 [ 47.358016][ T36] ? lock_acquire.part.0+0xd4/0x280 [ 47.358024][ T36] worker_thread+0x4f1/0xd60 [ 47.358032][ T36] ? rescuer_thread+0x1340/0x1340 [ 47.358034][ T36] kthread+0x367/0x460 [ 47.358036][ T36] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 47.358040][ T36] ? kthread_affine_preferred+0x4c0/0x4c0 [ 47.358043][ T36] ret_from_fork+0x474/0x6b0 [ 47.358048][ T36] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 47.358052][ T36] ? __switch_to+0x5a3/0xe00 [ 47.358055][ T36] ? kthread_affine_preferred+0x4c0/0x4c0 [ 47.358058][ T36] ret_from_fork_asm+0x11/0x20 [ 47.358068][ T36] [ 51.438693][ T12] vx0: left allmulticast mode [ 51.438712][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 51.438715][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 51.438717][ T12] preempt_count: 1, expected: 0 [ 51.438718][ T12] RCU nest depth: 0, expected: 0 [ 51.438719][ T12] locks held by kworker/u16:0/12: 8, last CPU#1: [ 51.438721][ T12] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 51.438734][ T12] #1: ffa00000000c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 51.438738][ T12] #2: ffffffff9beffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 51.438743][ T12] #3: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 51.438747][ T12] #4: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 51.438751][ T12] #5: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 51.438755][ T12] #6: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 51.438758][ T12] #7: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 51.438762][ T12] irq event stamp: 260546 [ 51.438763][ T12] hardirqs last enabled at (260545): [] __down_trylock_console_sem+0x86/0xa0 [ 51.438766][ T12] hardirqs last disabled at (260546): [] console_emit_next_record+0x3d4/0x4c0 [ 51.438768][ T12] softirqs last enabled at (260358): [] netlink_release+0x17b/0xcf0 [ 51.438772][ T12] softirqs last disabled at (260356): [] netlink_release+0xd2/0xcf0 [ 51.438775][ T12] Preemption disabled at: [ 51.438775][ T12] [] vprintk_emit+0x31b/0x3e0 [ 51.438781][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 51.438784][ T12] Tainted: [W]=WARN [ 51.438785][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 51.438787][ T12] Workqueue: netns cleanup_net [ 51.438790][ T12] Call Trace: [ 51.438792][ T12] [ 51.438794][ T12] dump_stack_lvl+0x6f/0xa0 [ 51.438806][ T12] ? vprintk_emit+0x31b/0x3e0 [ 51.438807][ T12] __might_resched.cold+0x1fe/0x2c1 [ 51.438812][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 51.438816][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 51.438820][ T12] __kmalloc_noprof+0x443/0x760 [ 51.438822][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 51.438829][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 51.438831][ T12] alloc_buf.isra.0+0x4b/0x260 [ 51.438835][ T12] put_chars+0x1e1/0x2f0 [ 51.438838][ T12] ? __send_to_port+0x420/0x420 [ 51.438839][ T12] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 51.438843][ T12] ? rcu_read_lock_any_held+0x3c/0x90 [ 51.438846][ T12] ? validate_chain+0x38b/0xc20 [ 51.438851][ T12] hvc_console_print+0x292/0x780 [ 51.438855][ T12] ? __lock_acquire+0x518/0xc20 [ 51.438860][ T12] ? hvc_write+0x3a0/0x3a0 [ 51.438863][ T12] ? rcu_is_watching+0x16/0xd0 [ 51.438868][ T12] console_emit_next_record+0x22f/0x4c0 [ 51.438872][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 51.438874][ T12] ? console_flush_one_record+0x106/0x710 [ 51.438878][ T12] ? rcu_is_watching+0x16/0xd0 [ 51.438879][ T12] ? lock_acquire+0x13c/0x160 [ 51.438883][ T12] console_flush_one_record+0x46f/0x710 [ 51.438888][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 51.438890][ T12] ? __lock_acquire+0x518/0xc20 [ 51.438895][ T12] console_unlock+0xee/0x1f0 [ 51.438898][ T12] ? console_flush_one_record+0x710/0x710 [ 51.438900][ T12] ? rcu_is_watching+0x16/0xd0 [ 51.438902][ T12] ? lock_acquire+0xe0/0x160 [ 51.438905][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 51.438907][ T12] ? vprintk_emit+0x320/0x3e0 [ 51.438910][ T12] vprintk_emit+0x37c/0x3e0 [ 51.438913][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 51.438915][ T12] ? cleanup_net+0x431/0x940 [ 51.438916][ T12] ? worker_thread+0x4f1/0xd60 [ 51.438918][ T12] ? kthread+0x367/0x460 [ 51.438920][ T12] ? ret_from_fork+0x474/0x6b0 [ 51.438923][ T12] ? ret_from_fork_asm+0x11/0x20 [ 51.438928][ T12] _printk+0xc7/0x100 [ 51.438932][ T12] ? snapshot_read.cold+0x21/0x21 [ 51.438936][ T12] ? netdev_name+0x43/0x60 [ 51.438940][ T12] ? __netdev_printk+0x17f/0x1d0 [ 51.438944][ T12] netdev_info+0xe2/0x116 [ 51.438947][ T12] ? netdev_notice+0x120/0x120 [ 51.438951][ T12] ? rcu_is_watching+0x16/0xd0 [ 51.438953][ T12] ? __up_read+0x355/0x9e0 [ 51.438956][ T12] ? down_write_nested+0x200/0x200 [ 51.438958][ T12] ? mutex_is_locked+0x1c/0x50 [ 51.438960][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 51.438964][ T12] dev_set_allmulti+0xa6/0x240 [ 51.438968][ T12] del_nbp+0xb7/0xc10 [ 51.438974][ T12] br_dev_delete+0x9d/0x1e0 [ 51.438978][ T12] br_net_exit_rtnl+0xb8/0x110 [ 51.438981][ T12] ops_undo_list+0x5be/0x8f0 [ 51.438985][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 51.438989][ T12] ? netns_install+0x2a0/0x2a0 [ 51.438990][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 51.438993][ T12] ? idr_destroy+0x121/0x250 [ 51.438998][ T12] cleanup_net+0x431/0x940 [ 51.439001][ T12] ? net_passive_dec+0x230/0x230 [ 51.439005][ T12] ? lock_acquire+0x13c/0x160 [ 51.439007][ T12] ? rcu_is_watching+0x16/0xd0 [ 51.439011][ T12] process_one_work+0xe3e/0x1560 [ 51.439018][ T12] ? __queue_delayed_work+0x470/0x470 [ 51.439021][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 51.439028][ T12] worker_thread+0x4f1/0xd60 [ 51.439036][ T12] ? rescuer_thread+0x1340/0x1340 [ 51.439038][ T12] kthread+0x367/0x460 [ 51.439040][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 51.439044][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 51.439047][ T12] ret_from_fork+0x474/0x6b0 [ 51.439049][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 51.439053][ T12] ? __switch_to+0x5a3/0xe00 [ 51.439057][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 51.439059][ T12] ret_from_fork_asm+0x11/0x20 [ 51.439068][ T12] [ 51.462681][ T12] vx0: left promiscuous mode [ 51.463489][ T12] br0: port 2(vx0) entered disabled state [ 51.465020][ T12] swp1: left allmulticast mode [ 51.465604][ T12] swp1: left promiscuous mode [ 51.465939][ T12] br0: port 1(swp1) entered disabled state [ 51.614183][ T12] vx0: left allmulticast mode [ 51.614574][ T12] vx0: left promiscuous mode [ 51.615029][ T12] br0: port 2(vx0) entered disabled state [ 51.616608][ T12] swp1: left allmulticast mode [ 51.617327][ T12] swp1: left promiscuous mode [ 51.617818][ T12] br0: port 1(swp1) entered disabled state [ 52.730910][ T1033] veth0: renamed from veth1 [ 52.730928][ T1033] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 52.730931][ T1033] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1033, name: ip [ 52.730932][ T1033] preempt_count: 1, expected: 0 [ 52.730933][ T1033] RCU nest depth: 0, expected: 0 [ 52.730934][ T1033] locks held by ip/1033: 5, last CPU#0: [ 52.730936][ T1033] #0: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 52.730948][ T1033] #1: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 52.730954][ T1033] #2: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 52.730958][ T1033] #3: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 52.730962][ T1033] #4: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 52.730966][ T1033] irq event stamp: 17484 [ 52.730967][ T1033] hardirqs last enabled at (17483): [] __down_trylock_console_sem+0x86/0xa0 [ 52.730970][ T1033] hardirqs last disabled at (17484): [] console_emit_next_record+0x3d4/0x4c0 [ 52.730972][ T1033] softirqs last enabled at (17478): [] netif_change_name+0x216/0x8c0 [ 52.730975][ T1033] softirqs last disabled at (17476): [] netif_change_name+0x1ad/0x8c0 [ 52.730978][ T1033] Preemption disabled at: [ 52.730979][ T1033] [] vprintk_emit+0x31b/0x3e0 [ 52.730984][ T1033] CPU: 0 UID: 0 PID: 1033 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 52.730987][ T1033] Tainted: [W]=WARN [ 52.730989][ T1033] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 52.730990][ T1033] Call Trace: [ 52.730992][ T1033] [ 52.730994][ T1033] dump_stack_lvl+0x6f/0xa0 [ 52.731000][ T1033] ? vprintk_emit+0x31b/0x3e0 [ 52.731001][ T1033] __might_resched.cold+0x1fe/0x2c1 [ 52.731006][ T1033] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 52.731011][ T1033] ? __kmalloc_noprof+0xdb/0x760 [ 52.731015][ T1033] __kmalloc_noprof+0x443/0x760 [ 52.731017][ T1033] ? alloc_buf.isra.0+0x4b/0x260 [ 52.731024][ T1033] ? do_raw_spin_unlock+0x59/0x250 [ 52.731027][ T1033] alloc_buf.isra.0+0x4b/0x260 [ 52.731030][ T1033] put_chars+0x1e1/0x2f0 [ 52.731033][ T1033] ? __send_to_port+0x420/0x420 [ 52.731040][ T1033] hvc_console_print+0x292/0x780 [ 52.731048][ T1033] ? hvc_write+0x3a0/0x3a0 [ 52.731051][ T1033] ? lock_acquire+0x13c/0x160 [ 52.731056][ T1033] console_emit_next_record+0x22f/0x4c0 [ 52.731060][ T1033] ? devkmsg_read+0x4b0/0x4b0 [ 52.731061][ T1033] ? console_flush_one_record+0x106/0x710 [ 52.731065][ T1033] ? rcu_is_watching+0x16/0xd0 [ 52.731067][ T1033] ? lock_acquire+0x13c/0x160 [ 52.731071][ T1033] console_flush_one_record+0x46f/0x710 [ 52.731076][ T1033] ? console_emit_next_record+0x4c0/0x4c0 [ 52.731078][ T1033] ? __lock_acquire+0x518/0xc20 [ 52.731083][ T1033] console_unlock+0xee/0x1f0 [ 52.731086][ T1033] ? console_flush_one_record+0x710/0x710 [ 52.731088][ T1033] ? rcu_is_watching+0x16/0xd0 [ 52.731090][ T1033] ? lock_acquire+0xe0/0x160 [ 52.731093][ T1033] ? __down_trylock_console_sem+0x5e/0xa0 [ 52.731095][ T1033] ? vprintk_emit+0x320/0x3e0 [ 52.731098][ T1033] vprintk_emit+0x37c/0x3e0 [ 52.731101][ T1033] ? wake_up_klogd_work_func+0x90/0x90 [ 52.731104][ T1033] ? _mutex_trylock_nest_lock+0x390/0x390 [ 52.731110][ T1033] _printk+0xc7/0x100 [ 52.731114][ T1033] ? snapshot_read.cold+0x21/0x21 [ 52.731116][ T1033] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 52.731118][ T1033] ? rcu_read_lock_any_held+0x3c/0x90 [ 52.731122][ T1033] ? validate_chain+0x38b/0xc20 [ 52.731124][ T1033] ? netdev_name+0x43/0x60 [ 52.731128][ T1033] ? __netdev_printk+0x17f/0x1d0 [ 52.731130][ T1033] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 52.731133][ T1033] netdev_info+0xe2/0x116 [ 52.731136][ T1033] ? netdev_notice+0x120/0x120 [ 52.731139][ T1033] ? find_held_lock+0x2b/0x80 [ 52.731142][ T1033] ? __lock_release.isra.0+0x69/0x1a0 [ 52.731144][ T1033] ? mark_held_locks+0x40/0x70 [ 52.731148][ T1033] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 52.731150][ T1033] netif_change_name.cold+0x4f/0x89 [ 52.731152][ T1033] ? register_netdev+0x40/0x40 [ 52.731153][ T1033] ? is_bpf_text_address+0x68/0x110 [ 52.731159][ T1033] ? netdev_adjacent_rename_links+0x470/0x470 [ 52.731161][ T1033] ? __kernel_text_address+0x12/0x30 [ 52.731164][ T1033] ? write_profile+0xf0/0xf0 [ 52.731168][ T1033] ? __asan_memset+0x27/0x50 [ 52.731174][ T1033] do_setlink.isra.0+0x1f7d/0x2a60 [ 52.731178][ T1033] ? stack_trace_save+0x93/0xc0 [ 52.731180][ T1033] ? rtnl_link_get_size+0x350/0x350 [ 52.731181][ T1033] ? rcu_read_lock_any_held+0x66/0x90 [ 52.731183][ T1033] ? stack_depot_save_flags+0x38e/0x790 [ 52.731186][ T1033] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 52.731188][ T1033] ? rcu_read_lock_any_held+0x3c/0x90 [ 52.731190][ T1033] ? validate_chain+0x38b/0xc20 [ 52.731193][ T1033] ? kasan_save_stack+0x3d/0x50 [ 52.731194][ T1033] ? kasan_save_stack+0x2f/0x50 [ 52.731196][ T1033] ? kasan_save_track+0x14/0x30 [ 52.731197][ T1033] ? __kasan_kmalloc+0x7b/0x90 [ 52.731199][ T1033] ? __lock_acquire+0x518/0xc20 [ 52.731201][ T1033] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 52.731204][ T1033] ? ___sys_sendmsg+0xd0/0x1d0 [ 52.731208][ T1033] ? lock_acquire.part.0+0xd4/0x280 [ 52.731210][ T1033] ? rtnl_newlink+0x9a8/0x11b0 [ 52.731213][ T1033] ? rcu_is_watching+0x16/0xd0 [ 52.731214][ T1033] ? lock_acquire+0x13c/0x160 [ 52.731216][ T1033] ? rcu_is_watching+0x16/0xd0 [ 52.731217][ T1033] ? rcu_is_watching+0x16/0xd0 [ 52.731219][ T1033] ? trace_contention_end+0xb3/0x180 [ 52.731221][ T1033] ? __mutex_lock+0x1db/0x1ea0 [ 52.731222][ T1033] ? __mutex_lock+0x9a3/0x1ea0 [ 52.731224][ T1033] ? rtnl_newlink+0x9a8/0x11b0 [ 52.731228][ T1033] ? ww_mutex_lock+0x160/0x160 [ 52.731229][ T1033] ? nla_get_range_signed+0x3d0/0x3d0 [ 52.731234][ T1033] ? rcu_is_watching+0x16/0xd0 [ 52.731236][ T1033] ? __rtnl_newlink+0x3fa/0xa50 [ 52.731242][ T1033] rtnl_newlink+0x9f1/0x11b0 [ 52.731247][ T1033] ? rtnl_bridge_getlink+0x850/0x850 [ 52.731249][ T1033] ? __lock_acquire+0x518/0xc20 [ 52.731254][ T1033] ? lock_acquire.part.0+0xd4/0x280 [ 52.731256][ T1033] ? find_held_lock+0x2b/0x80 [ 52.731258][ T1033] ? rtnl_bridge_getlink+0x850/0x850 [ 52.731259][ T1033] ? __lock_release.isra.0+0x69/0x1a0 [ 52.731263][ T1033] ? rtnl_bridge_getlink+0x850/0x850 [ 52.731265][ T1033] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 52.731269][ T1033] ? rtnl_link_fill+0x920/0x920 [ 52.731270][ T1033] ? __lock_acquire+0x518/0xc20 [ 52.731275][ T1033] ? lock_acquire.part.0+0xd4/0x280 [ 52.731277][ T1033] ? find_held_lock+0x2b/0x80 [ 52.731280][ T1033] netlink_rcv_skb+0x14e/0x3a0 [ 52.731284][ T1033] ? rtnl_link_fill+0x920/0x920 [ 52.731287][ T1033] ? netlink_ack+0xcf0/0xcf0 [ 52.731293][ T1033] ? netlink_deliver_tap+0xc5/0x330 [ 52.731295][ T1033] ? netlink_deliver_tap+0x13c/0x330 [ 52.731300][ T1033] netlink_unicast+0x486/0x750 [ 52.731304][ T1033] ? netlink_attachskb+0x810/0x810 [ 52.731307][ T1033] ? find_held_lock+0x2b/0x80 [ 52.731311][ T1033] netlink_sendmsg+0x75b/0xc90 [ 52.731315][ T1033] ? netlink_unicast+0x750/0x750 [ 52.731319][ T1033] ? __lock_release.isra.0+0x69/0x1a0 [ 52.731321][ T1033] ? __import_iovec+0x36c/0x620 [ 52.731326][ T1033] __sock_sendmsg+0xce/0x190 [ 52.731329][ T1033] ____sys_sendmsg+0x61a/0x860 [ 52.731332][ T1033] ? copy_msghdr_from_user+0x279/0x420 [ 52.731337][ T1033] ? sock_write_iter+0x400/0x400 [ 52.731339][ T1033] ? move_addr_to_kernel+0x40/0x40 [ 52.731346][ T1033] ___sys_sendmsg+0x14e/0x1d0 [ 52.731349][ T1033] ? copy_msghdr_from_user+0x420/0x420 [ 52.731365][ T1033] __sys_sendmsg+0x12c/0x1d0 [ 52.731367][ T1033] ? __sys_sendmsg_sock+0x20/0x20 [ 52.731374][ T1033] ? rcu_is_watching+0x16/0xd0 [ 52.731377][ T1033] do_syscall_64+0xff/0x530 [ 52.731380][ T1033] ? exc_page_fault+0xee/0x100 [ 52.731383][ T1033] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 52.731385][ T1033] RIP: 0033:0x7f8d9fc8754e [ 52.731389][ T1033] 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 [ 52.731392][ T1033] RSP: 002b:00007fff62420110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 52.731395][ T1033] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f8d9fc8754e [ 52.731396][ T1033] RDX: 0000000000000000 RSI: 00007fff624201c0 RDI: 0000000000000005 [ 52.731397][ T1033] RBP: 00007fff62420120 R08: 0000000000000000 R09: 0000000000000000 [ 52.731398][ T1033] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dd18 [ 52.731399][ T1033] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff62420880 [ 52.731405][ T1033] [ 53.227756][ T1067] br0: port 1(swp1) entered blocking state [ 53.228089][ T1067] br0: port 1(swp1) entered disabled state [ 53.228386][ T1067] swp1: entered allmulticast mode [ 53.229461][ T1067] swp1: entered promiscuous mode [ 53.230302][ T1067] br0: port 1(swp1) entered blocking state [ 53.230593][ T1067] br0: port 1(swp1) entered forwarding state [ 53.324852][ T1069] br0: port 2(vx0) entered blocking state [ 53.325117][ T1069] br0: port 2(vx0) entered disabled state [ 53.325365][ T1069] vx0: entered allmulticast mode [ 53.326411][ T1069] vx0: entered promiscuous mode [ 53.326828][ T1069] br0: port 2(vx0) entered blocking state [ 53.327061][ T1069] br0: port 2(vx0) entered forwarding state [ 53.793147][ T1082] br0: port 1(swp1) entered blocking state [ 53.793171][ T1082] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 53.793174][ T1082] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1082, name: ip [ 53.793176][ T1082] preempt_count: 1, expected: 0 [ 53.793177][ T1082] RCU nest depth: 0, expected: 0 [ 53.793178][ T1082] locks held by ip/1082: 5, last CPU#0: [ 53.793181][ T1082] #0: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 53.793196][ T1082] #1: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 53.793204][ T1082] #2: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 53.793210][ T1082] #3: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 53.793216][ T1082] #4: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 53.793222][ T1082] irq event stamp: 21988 [ 53.793223][ T1082] hardirqs last enabled at (21987): [] __down_trylock_console_sem+0x86/0xa0 [ 53.793228][ T1082] hardirqs last disabled at (21988): [] console_emit_next_record+0x3d4/0x4c0 [ 53.793231][ T1082] softirqs last enabled at (21928): [] __alloc_skb+0x4c2/0x5f0 [ 53.793235][ T1082] softirqs last disabled at (21926): [] __alloc_skb+0x4c2/0x5f0 [ 53.793238][ T1082] Preemption disabled at: [ 53.793239][ T1082] [] vprintk_emit+0x31b/0x3e0 [ 53.793246][ T1082] CPU: 0 UID: 0 PID: 1082 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 53.793250][ T1082] Tainted: [W]=WARN [ 53.793252][ T1082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 53.793254][ T1082] Call Trace: [ 53.793256][ T1082] [ 53.793258][ T1082] dump_stack_lvl+0x6f/0xa0 [ 53.793265][ T1082] ? vprintk_emit+0x31b/0x3e0 [ 53.793268][ T1082] __might_resched.cold+0x1fe/0x2c1 [ 53.793274][ T1082] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 53.793279][ T1082] ? __kmalloc_noprof+0xdb/0x760 [ 53.793286][ T1082] __kmalloc_noprof+0x443/0x760 [ 53.793289][ T1082] ? alloc_buf.isra.0+0x4b/0x260 [ 53.793299][ T1082] ? do_raw_spin_unlock+0x59/0x250 [ 53.793302][ T1082] alloc_buf.isra.0+0x4b/0x260 [ 53.793308][ T1082] put_chars+0x1e1/0x2f0 [ 53.793312][ T1082] ? __send_to_port+0x420/0x420 [ 53.793314][ T1082] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 53.793319][ T1082] ? validate_chain+0x38b/0xc20 [ 53.793328][ T1082] hvc_console_print+0x292/0x780 [ 53.793342][ T1082] ? hvc_write+0x3a0/0x3a0 [ 53.793346][ T1082] ? rcu_is_watching+0x16/0xd0 [ 53.793349][ T1082] ? lock_acquire+0x13c/0x160 [ 53.793356][ T1082] console_emit_next_record+0x22f/0x4c0 [ 53.793362][ T1082] ? devkmsg_read+0x4b0/0x4b0 [ 53.793365][ T1082] ? console_flush_one_record+0x106/0x710 [ 53.793370][ T1082] ? rcu_is_watching+0x16/0xd0 [ 53.793373][ T1082] ? lock_acquire+0x13c/0x160 [ 53.793380][ T1082] console_flush_one_record+0x46f/0x710 [ 53.793387][ T1082] ? console_emit_next_record+0x4c0/0x4c0 [ 53.793390][ T1082] ? __lock_acquire+0x518/0xc20 [ 53.793399][ T1082] console_unlock+0xee/0x1f0 [ 53.793403][ T1082] ? console_flush_one_record+0x710/0x710 [ 53.793406][ T1082] ? rcu_is_watching+0x16/0xd0 [ 53.793409][ T1082] ? lock_acquire+0xe0/0x160 [ 53.793415][ T1082] ? __down_trylock_console_sem+0x5e/0xa0 [ 53.793417][ T1082] ? vprintk_emit+0x320/0x3e0 [ 53.793422][ T1082] vprintk_emit+0x37c/0x3e0 [ 53.793428][ T1082] ? wake_up_klogd_work_func+0x90/0x90 [ 53.793430][ T1082] ? trace_contention_end+0xb3/0x180 [ 53.793433][ T1082] ? __mutex_lock+0x1db/0x1ea0 [ 53.793436][ T1082] ? __mutex_lock+0x9a3/0x1ea0 [ 53.793443][ T1082] _printk+0xc7/0x100 [ 53.793447][ T1082] ? snapshot_read.cold+0x21/0x21 [ 53.793452][ T1082] ? new_nbp+0x310/0x650 [ 53.793458][ T1082] ? __mutex_unlock_slowpath+0x9e/0x740 [ 53.793465][ T1082] br_set_state+0x22f/0x430 [ 53.793472][ T1082] br_init_port+0xc4/0x200 [ 53.793476][ T1082] new_nbp+0x3a0/0x650 [ 53.793482][ T1082] br_add_if+0x212/0x1320 [ 53.793485][ T1082] ? _mutex_trylock_nest_lock+0x390/0x390 [ 53.793487][ T1082] ? is_bpf_text_address+0x72/0x110 [ 53.793498][ T1082] do_set_master+0x3b2/0x780 [ 53.793504][ T1082] do_setlink.isra.0+0x9ec/0x2a60 [ 53.793509][ T1082] ? stack_trace_save+0x93/0xc0 [ 53.793514][ T1082] ? rtnl_link_get_size+0x350/0x350 [ 53.793516][ T1082] ? rcu_read_lock_any_held+0x66/0x90 [ 53.793520][ T1082] ? stack_depot_save_flags+0x38e/0x790 [ 53.793524][ T1082] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 53.793527][ T1082] ? rcu_read_lock_any_held+0x3c/0x90 [ 53.793530][ T1082] ? validate_chain+0x38b/0xc20 [ 53.793534][ T1082] ? kasan_save_stack+0x3d/0x50 [ 53.793537][ T1082] ? kasan_save_stack+0x2f/0x50 [ 53.793539][ T1082] ? kasan_save_track+0x14/0x30 [ 53.793541][ T1082] ? __kasan_kmalloc+0x7b/0x90 [ 53.793545][ T1082] ? __lock_acquire+0x518/0xc20 [ 53.793548][ T1082] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 53.793551][ T1082] ? ___sys_sendmsg+0xd0/0x1d0 [ 53.793557][ T1082] ? lock_acquire.part.0+0xd4/0x280 [ 53.793560][ T1082] ? rtnl_newlink+0x9a8/0x11b0 [ 53.793565][ T1082] ? rcu_is_watching+0x16/0xd0 [ 53.793568][ T1082] ? lock_acquire+0x13c/0x160 [ 53.793570][ T1082] ? rcu_is_watching+0x16/0xd0 [ 53.793572][ T1082] ? rcu_is_watching+0x16/0xd0 [ 53.793574][ T1082] ? trace_contention_end+0xb3/0x180 [ 53.793578][ T1082] ? __mutex_lock+0x1db/0x1ea0 [ 53.793580][ T1082] ? __mutex_lock+0x9a3/0x1ea0 [ 53.793583][ T1082] ? rtnl_newlink+0x9a8/0x11b0 [ 53.793589][ T1082] ? ww_mutex_lock+0x160/0x160 [ 53.793591][ T1082] ? nla_get_range_signed+0x3d0/0x3d0 [ 53.793598][ T1082] ? rcu_is_watching+0x16/0xd0 [ 53.793602][ T1082] ? __rtnl_newlink+0x3fa/0xa50 [ 53.793611][ T1082] rtnl_newlink+0x9f1/0x11b0 [ 53.793620][ T1082] ? rtnl_bridge_getlink+0x850/0x850 [ 53.793623][ T1082] ? __lock_acquire+0x518/0xc20 [ 53.793631][ T1082] ? lock_acquire.part.0+0xd4/0x280 [ 53.793634][ T1082] ? find_held_lock+0x2b/0x80 [ 53.793637][ T1082] ? rtnl_bridge_getlink+0x850/0x850 [ 53.793640][ T1082] ? __lock_release.isra.0+0x69/0x1a0 [ 53.793647][ T1082] ? rtnl_bridge_getlink+0x850/0x850 [ 53.793650][ T1082] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 53.793655][ T1082] ? rtnl_link_fill+0x920/0x920 [ 53.793658][ T1082] ? __lock_acquire+0x518/0xc20 [ 53.793665][ T1082] ? lock_acquire.part.0+0xd4/0x280 [ 53.793668][ T1082] ? find_held_lock+0x2b/0x80 [ 53.793674][ T1082] netlink_rcv_skb+0x14e/0x3a0 [ 53.793678][ T1082] ? rtnl_link_fill+0x920/0x920 [ 53.793683][ T1082] ? netlink_ack+0xcf0/0xcf0 [ 53.793694][ T1082] ? netlink_deliver_tap+0xc5/0x330 [ 53.793697][ T1082] ? netlink_deliver_tap+0x13c/0x330 [ 53.793705][ T1082] netlink_unicast+0x486/0x750 [ 53.793711][ T1082] ? netlink_attachskb+0x810/0x810 [ 53.793715][ T1082] ? find_held_lock+0x2b/0x80 [ 53.793723][ T1082] netlink_sendmsg+0x75b/0xc90 [ 53.793729][ T1082] ? netlink_unicast+0x750/0x750 [ 53.793736][ T1082] ? __lock_release.isra.0+0x69/0x1a0 [ 53.793738][ T1082] ? __import_iovec+0x36c/0x620 [ 53.793746][ T1082] __sock_sendmsg+0xce/0x190 [ 53.793750][ T1082] ____sys_sendmsg+0x61a/0x860 [ 53.793754][ T1082] ? copy_msghdr_from_user+0x279/0x420 [ 53.793757][ T1082] ? sock_write_iter+0x400/0x400 [ 53.793759][ T1082] ? move_addr_to_kernel+0x40/0x40 [ 53.793773][ T1082] ___sys_sendmsg+0x14e/0x1d0 [ 53.793777][ T1082] ? copy_msghdr_from_user+0x420/0x420 [ 53.793812][ T1082] __sys_sendmsg+0x12c/0x1d0 [ 53.793816][ T1082] ? __sys_sendmsg_sock+0x20/0x20 [ 53.793827][ T1082] ? rcu_is_watching+0x16/0xd0 [ 53.793832][ T1082] do_syscall_64+0xff/0x530 [ 53.793836][ T1082] ? exc_page_fault+0xee/0x100 [ 53.793841][ T1082] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 53.793844][ T1082] RIP: 0033:0x7fd5c8b4a54e [ 53.793848][ T1082] 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 [ 53.793851][ T1082] RSP: 002b:00007ffe1b90bce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 53.793855][ T1082] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd5c8b4a54e [ 53.793857][ T1082] RDX: 0000000000000000 RSI: 00007ffe1b90bd90 RDI: 0000000000000005 [ 53.793858][ T1082] RBP: 00007ffe1b90bcf0 R08: 0000000000000000 R09: 0000000000000000 [ 53.793859][ T1082] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dd19 [ 53.793861][ T1082] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1b90c460 [ 53.793873][ T1082] [ 53.847303][ T1082] br0: port 1(swp1) entered disabled state [ 53.847793][ T1082] swp1: entered allmulticast mode [ 53.849643][ T1082] swp1: entered promiscuous mode [ 53.851046][ T1082] br0: port 1(swp1) entered blocking state [ 53.851477][ T1082] br0: port 1(swp1) entered forwarding state [ 53.921224][ T1084] br0: port 2(vx0) entered blocking state [ 53.921493][ T1084] br0: port 2(vx0) entered disabled state [ 53.921727][ T1084] vx0: entered allmulticast mode [ 53.922724][ T1084] vx0: entered promiscuous mode [ 53.929252][ T1084] br0: port 2(vx0) entered blocking state [ 53.929493][ T1084] br0: port 2(vx0) entered forwarding state [ 59.604696][ T743] br0: port 1(swp1) entered disabled state [ 59.604716][ T743] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 59.604718][ T743] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 743, name: kworker/u19:2 [ 59.604720][ T743] preempt_count: 202, expected: 0 [ 59.604721][ T743] RCU nest depth: 0, expected: 0 [ 59.604722][ T743] locks held by kworker/u19:2/743: 9, last CPU#2: [ 59.604724][ T743] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 59.604742][ T743] #1: ffa0000002317d10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 59.604747][ T743] #2: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 59.604752][ T743] #3: ff110000104c4e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 59.604756][ T743] #4: ff1100000e92ae98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 59.604761][ T743] #5: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 59.604765][ T743] #6: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 59.604769][ T743] #7: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 59.604773][ T743] #8: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 59.604777][ T743] irq event stamp: 80259 [ 59.604778][ T743] hardirqs last enabled at (80258): [] __down_trylock_console_sem+0x86/0xa0 [ 59.604781][ T743] hardirqs last disabled at (80259): [] console_emit_next_record+0x3d4/0x4c0 [ 59.604784][ T743] softirqs last enabled at (80252): [] __fib6_clean_all+0xff/0x290 [ 59.604787][ T743] softirqs last disabled at (80254): [] br_port_carrier_check+0x161/0x430 [ 59.604789][ T743] Preemption disabled at: [ 59.604790][ T743] [<0000000000000000>] 0x0 [ 59.604797][ T743] CPU: 2 UID: 0 PID: 743 Comm: kworker/u19:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 59.604800][ T743] Tainted: [W]=WARN [ 59.604801][ T743] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.604803][ T743] Workqueue: events_unbound linkwatch_event [ 59.604806][ T743] Call Trace: [ 59.604808][ T743] [ 59.604810][ T743] dump_stack_lvl+0x6f/0xa0 [ 59.604816][ T743] __might_resched.cold+0x1fe/0x2c1 [ 59.604820][ T743] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 59.604824][ T743] ? __kmalloc_noprof+0xdb/0x760 [ 59.604829][ T743] __kmalloc_noprof+0x443/0x760 [ 59.604831][ T743] ? alloc_buf.isra.0+0x4b/0x260 [ 59.604838][ T743] ? do_raw_spin_unlock+0x59/0x250 [ 59.604841][ T743] alloc_buf.isra.0+0x4b/0x260 [ 59.604845][ T743] put_chars+0x1e1/0x2f0 [ 59.604847][ T743] ? __send_to_port+0x420/0x420 [ 59.604850][ T743] ? rcu_read_lock_any_held+0x3c/0x90 [ 59.604854][ T743] ? validate_chain+0x38b/0xc20 [ 59.604858][ T743] hvc_console_print+0x292/0x780 [ 59.604862][ T743] ? __lock_acquire+0x518/0xc20 [ 59.604864][ T743] ? __lock_acquire+0x518/0xc20 [ 59.604869][ T743] ? hvc_write+0x3a0/0x3a0 [ 59.604872][ T743] ? rcu_is_watching+0x16/0xd0 [ 59.604875][ T743] ? lock_acquire+0x13c/0x160 [ 59.604879][ T743] console_emit_next_record+0x22f/0x4c0 [ 59.604883][ T743] ? devkmsg_read+0x4b0/0x4b0 [ 59.604885][ T743] ? console_flush_one_record+0x106/0x710 [ 59.604888][ T743] ? rcu_is_watching+0x16/0xd0 [ 59.604890][ T743] ? lock_acquire+0x13c/0x160 [ 59.604894][ T743] console_flush_one_record+0x46f/0x710 [ 59.604899][ T743] ? console_emit_next_record+0x4c0/0x4c0 [ 59.604901][ T743] ? __lock_acquire+0x518/0xc20 [ 59.604906][ T743] console_unlock+0xee/0x1f0 [ 59.604909][ T743] ? console_flush_one_record+0x710/0x710 [ 59.604911][ T743] ? rcu_is_watching+0x16/0xd0 [ 59.604913][ T743] ? lock_acquire+0xe0/0x160 [ 59.604917][ T743] ? __down_trylock_console_sem+0x5e/0xa0 [ 59.604919][ T743] ? vprintk_emit+0x320/0x3e0 [ 59.604921][ T743] vprintk_emit+0x37c/0x3e0 [ 59.604925][ T743] ? wake_up_klogd_work_func+0x90/0x90 [ 59.604926][ T743] ? __lock_release.isra.0+0x69/0x1a0 [ 59.604928][ T743] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 59.604931][ T743] ? rcu_read_lock_any_held+0x3c/0x90 [ 59.604935][ T743] _printk+0xc7/0x100 [ 59.604938][ T743] ? snapshot_read.cold+0x21/0x21 [ 59.604941][ T743] ? add_chain_block+0xf6/0x5b0 [ 59.604947][ T743] br_set_state+0x22f/0x430 [ 59.604952][ T743] br_stp_disable_port+0x11f/0x390 [ 59.604956][ T743] br_port_carrier_check+0x365/0x430 [ 59.604960][ T743] br_device_event+0x52d/0x8f0 [ 59.604963][ T743] ? packet_sendmsg_spkt+0x1360/0x1360 [ 59.604969][ T743] notifier_call_chain+0xae/0x300 [ 59.604975][ T743] netif_state_change+0x139/0x3d0 [ 59.604978][ T743] ? dev_deactivate+0xc1/0x210 [ 59.604983][ T743] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 59.604987][ T743] ? rfc2863_policy+0x1a0/0x310 [ 59.604989][ T743] ? linkwatch_do_dev+0x9c/0xd0 [ 59.604991][ T743] __linkwatch_run_queue+0x350/0x850 [ 59.604994][ T743] ? linkwatch_do_dev+0xd0/0xd0 [ 59.604997][ T743] ? lock_acquire.part.0+0xd4/0x280 [ 59.605002][ T743] linkwatch_event+0x7f/0xb0 [ 59.605004][ T743] ? __linkwatch_run_queue+0x850/0x850 [ 59.605007][ T743] process_one_work+0xe3e/0x1560 [ 59.605014][ T743] ? __queue_delayed_work+0x470/0x470 [ 59.605017][ T743] ? lock_acquire.part.0+0xd4/0x280 [ 59.605025][ T743] worker_thread+0x4f1/0xd60 [ 59.605029][ T743] ? rescuer_thread+0x1340/0x1340 [ 59.605032][ T743] ? __kthread_parkme+0xbd/0x210 [ 59.605034][ T743] ? rescuer_thread+0x1340/0x1340 [ 59.605037][ T743] ? rescuer_thread+0x1340/0x1340 [ 59.605039][ T743] kthread+0x367/0x460 [ 59.605041][ T743] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 59.605045][ T743] ? kthread_affine_preferred+0x4c0/0x4c0 [ 59.605048][ T743] ret_from_fork+0x474/0x6b0 [ 59.605052][ T743] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 59.605056][ T743] ? __switch_to+0x5a3/0xe00 [ 59.605059][ T743] ? kthread_affine_preferred+0x4c0/0x4c0 [ 59.605062][ T743] ret_from_fork_asm+0x11/0x20 [ 59.605071][ T743] [ 60.641524][ T36] br0: port 1(swp1) entered disabled state [ 60.641545][ T36] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 60.641547][ T36] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 36, name: kworker/u17:0 [ 60.641549][ T36] preempt_count: 202, expected: 0 [ 60.641550][ T36] RCU nest depth: 0, expected: 0 [ 60.641551][ T36] locks held by kworker/u17:0/36: 9, last CPU#0: [ 60.641553][ T36] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 60.641565][ T36] #1: ffa000000028fd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 60.641569][ T36] #2: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 60.641575][ T36] #3: ff110000102d1e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 60.641578][ T36] #4: ff11000001f02e98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 60.641584][ T36] #5: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 60.641588][ T36] #6: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 60.641592][ T36] #7: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 60.641595][ T36] #8: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 60.641599][ T36] irq event stamp: 349529 [ 60.641600][ T36] hardirqs last enabled at (349528): [] __down_trylock_console_sem+0x86/0xa0 [ 60.641604][ T36] hardirqs last disabled at (349529): [] console_emit_next_record+0x3d4/0x4c0 [ 60.641606][ T36] softirqs last enabled at (349522): [] __fib6_clean_all+0xff/0x290 [ 60.641609][ T36] softirqs last disabled at (349524): [] br_port_carrier_check+0x161/0x430 [ 60.641611][ T36] Preemption disabled at: [ 60.641612][ T36] [<0000000000000000>] 0x0 [ 60.641619][ T36] CPU: 0 UID: 0 PID: 36 Comm: kworker/u17:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 60.641623][ T36] Tainted: [W]=WARN [ 60.641624][ T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.641626][ T36] Workqueue: events_unbound linkwatch_event [ 60.641629][ T36] Call Trace: [ 60.641631][ T36] [ 60.641633][ T36] dump_stack_lvl+0x6f/0xa0 [ 60.641639][ T36] __might_resched.cold+0x1fe/0x2c1 [ 60.641644][ T36] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 60.641648][ T36] ? __kmalloc_noprof+0xdb/0x760 [ 60.641653][ T36] __kmalloc_noprof+0x443/0x760 [ 60.641654][ T36] ? alloc_buf.isra.0+0x4b/0x260 [ 60.641661][ T36] ? do_raw_spin_unlock+0x59/0x250 [ 60.641664][ T36] alloc_buf.isra.0+0x4b/0x260 [ 60.641668][ T36] put_chars+0x1e1/0x2f0 [ 60.641670][ T36] ? __send_to_port+0x420/0x420 [ 60.641674][ T36] ? rcu_read_lock_any_held+0x3c/0x90 [ 60.641677][ T36] ? validate_chain+0x38b/0xc20 [ 60.641681][ T36] hvc_console_print+0x292/0x780 [ 60.641686][ T36] ? __lock_acquire+0x518/0xc20 [ 60.641687][ T36] ? __lock_acquire+0x518/0xc20 [ 60.641692][ T36] ? hvc_write+0x3a0/0x3a0 [ 60.641696][ T36] ? rcu_is_watching+0x16/0xd0 [ 60.641698][ T36] ? lock_acquire+0x13c/0x160 [ 60.641702][ T36] console_emit_next_record+0x22f/0x4c0 [ 60.641706][ T36] ? devkmsg_read+0x4b0/0x4b0 [ 60.641708][ T36] ? console_flush_one_record+0x106/0x710 [ 60.641712][ T36] ? rcu_is_watching+0x16/0xd0 [ 60.641713][ T36] ? lock_acquire+0x13c/0x160 [ 60.641718][ T36] console_flush_one_record+0x46f/0x710 [ 60.641722][ T36] ? console_emit_next_record+0x4c0/0x4c0 [ 60.641724][ T36] ? __lock_acquire+0x518/0xc20 [ 60.641734][ T36] console_unlock+0xee/0x1f0 [ 60.641738][ T36] ? console_flush_one_record+0x710/0x710 [ 60.641739][ T36] ? rcu_is_watching+0x16/0xd0 [ 60.641741][ T36] ? lock_acquire+0xe0/0x160 [ 60.641745][ T36] ? __down_trylock_console_sem+0x5e/0xa0 [ 60.641747][ T36] ? vprintk_emit+0x320/0x3e0 [ 60.641750][ T36] vprintk_emit+0x37c/0x3e0 [ 60.641753][ T36] ? wake_up_klogd_work_func+0x90/0x90 [ 60.641754][ T36] ? __lock_release.isra.0+0x69/0x1a0 [ 60.641757][ T36] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 60.641759][ T36] ? rcu_read_lock_any_held+0x3c/0x90 [ 60.641763][ T36] _printk+0xc7/0x100 [ 60.641767][ T36] ? snapshot_read.cold+0x21/0x21 [ 60.641769][ T36] ? add_chain_block+0xf6/0x5b0 [ 60.641776][ T36] br_set_state+0x22f/0x430 [ 60.641781][ T36] br_stp_disable_port+0x11f/0x390 [ 60.641784][ T36] br_port_carrier_check+0x365/0x430 [ 60.641788][ T36] br_device_event+0x52d/0x8f0 [ 60.641792][ T36] ? packet_sendmsg_spkt+0x1360/0x1360 [ 60.641798][ T36] notifier_call_chain+0xae/0x300 [ 60.641804][ T36] netif_state_change+0x139/0x3d0 [ 60.641807][ T36] ? dev_deactivate+0xc1/0x210 [ 60.641812][ T36] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 60.641816][ T36] ? rfc2863_policy+0x1a0/0x310 [ 60.641818][ T36] ? linkwatch_do_dev+0x9c/0xd0 [ 60.641820][ T36] __linkwatch_run_queue+0x350/0x850 [ 60.641823][ T36] ? linkwatch_do_dev+0xd0/0xd0 [ 60.641826][ T36] ? lock_acquire.part.0+0xd4/0x280 [ 60.641830][ T36] linkwatch_event+0x7f/0xb0 [ 60.641833][ T36] ? __linkwatch_run_queue+0x850/0x850 [ 60.641836][ T36] process_one_work+0xe3e/0x1560 [ 60.641843][ T36] ? __queue_delayed_work+0x470/0x470 [ 60.641846][ T36] ? lock_acquire.part.0+0xd4/0x280 [ 60.641854][ T36] worker_thread+0x4f1/0xd60 [ 60.641861][ T36] ? rescuer_thread+0x1340/0x1340 [ 60.641863][ T36] kthread+0x367/0x460 [ 60.641865][ T36] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 60.641869][ T36] ? kthread_affine_preferred+0x4c0/0x4c0 [ 60.641872][ T36] ret_from_fork+0x474/0x6b0 [ 60.641876][ T36] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 60.641880][ T36] ? __switch_to+0x5a3/0xe00 [ 60.641883][ T36] ? kthread_affine_preferred+0x4c0/0x4c0 [ 60.641886][ T36] ret_from_fork_asm+0x11/0x20 [ 60.641895][ T36] [ 66.907121][ T12] vx0: left allmulticast mode [ 66.907144][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 66.907146][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 66.907148][ T12] preempt_count: 1, expected: 0 [ 66.907149][ T12] RCU nest depth: 0, expected: 0 [ 66.907150][ T12] locks held by kworker/u16:0/12: 8, last CPU#1: [ 66.907153][ T12] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 66.907166][ T12] #1: ffa00000000c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 66.907170][ T12] #2: ffffffff9beffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 66.907176][ T12] #3: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 66.907180][ T12] #4: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 66.907184][ T12] #5: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 66.907188][ T12] #6: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 66.907192][ T12] #7: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 66.907196][ T12] irq event stamp: 371934 [ 66.907197][ T12] hardirqs last enabled at (371933): [] __down_trylock_console_sem+0x86/0xa0 [ 66.907200][ T12] hardirqs last disabled at (371934): [] console_emit_next_record+0x3d4/0x4c0 [ 66.907202][ T12] softirqs last enabled at (371848): [] netlink_release+0x17b/0xcf0 [ 66.907206][ T12] softirqs last disabled at (371846): [] netlink_release+0xd2/0xcf0 [ 66.907209][ T12] Preemption disabled at: [ 66.907209][ T12] [] vprintk_emit+0x31b/0x3e0 [ 66.907215][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 66.907219][ T12] Tainted: [W]=WARN [ 66.907220][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.907222][ T12] Workqueue: netns cleanup_net [ 66.907225][ T12] Call Trace: [ 66.907227][ T12] [ 66.907229][ T12] dump_stack_lvl+0x6f/0xa0 [ 66.907235][ T12] ? vprintk_emit+0x31b/0x3e0 [ 66.907237][ T12] __might_resched.cold+0x1fe/0x2c1 [ 66.907242][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 66.907246][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 66.907251][ T12] __kmalloc_noprof+0x443/0x760 [ 66.907253][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 66.907259][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 66.907262][ T12] alloc_buf.isra.0+0x4b/0x260 [ 66.907266][ T12] put_chars+0x1e1/0x2f0 [ 66.907269][ T12] ? __send_to_port+0x420/0x420 [ 66.907270][ T12] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 66.907274][ T12] ? rcu_read_lock_any_held+0x3c/0x90 [ 66.907277][ T12] ? validate_chain+0x38b/0xc20 [ 66.907283][ T12] hvc_console_print+0x292/0x780 [ 66.907287][ T12] ? __lock_acquire+0x518/0xc20 [ 66.907292][ T12] ? hvc_write+0x3a0/0x3a0 [ 66.907296][ T12] ? rcu_is_watching+0x16/0xd0 [ 66.907301][ T12] console_emit_next_record+0x22f/0x4c0 [ 66.907305][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 66.907307][ T12] ? console_flush_one_record+0x106/0x710 [ 66.907310][ T12] ? rcu_is_watching+0x16/0xd0 [ 66.907312][ T12] ? lock_acquire+0x13c/0x160 [ 66.907316][ T12] console_flush_one_record+0x46f/0x710 [ 66.907321][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 66.907323][ T12] ? __lock_acquire+0x518/0xc20 [ 66.907329][ T12] console_unlock+0xee/0x1f0 [ 66.907332][ T12] ? console_flush_one_record+0x710/0x710 [ 66.907337][ T12] ? rcu_is_watching+0x16/0xd0 [ 66.907340][ T12] ? lock_acquire+0xe0/0x160 [ 66.907343][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 66.907345][ T12] ? vprintk_emit+0x320/0x3e0 [ 66.907349][ T12] vprintk_emit+0x37c/0x3e0 [ 66.907352][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 66.907353][ T12] ? cleanup_net+0x431/0x940 [ 66.907355][ T12] ? worker_thread+0x4f1/0xd60 [ 66.907357][ T12] ? kthread+0x367/0x460 [ 66.907360][ T12] ? ret_from_fork+0x474/0x6b0 [ 66.907363][ T12] ? ret_from_fork_asm+0x11/0x20 [ 66.907368][ T12] _printk+0xc7/0x100 [ 66.907372][ T12] ? snapshot_read.cold+0x21/0x21 [ 66.907376][ T12] ? netdev_name+0x43/0x60 [ 66.907381][ T12] ? __netdev_printk+0x17f/0x1d0 [ 66.907385][ T12] netdev_info+0xe2/0x116 [ 66.907388][ T12] ? netdev_notice+0x120/0x120 [ 66.907393][ T12] ? rcu_is_watching+0x16/0xd0 [ 66.907395][ T12] ? __up_read+0x355/0x9e0 [ 66.907398][ T12] ? down_write_nested+0x200/0x200 [ 66.907400][ T12] ? mutex_is_locked+0x1c/0x50 [ 66.907402][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 66.907407][ T12] dev_set_allmulti+0xa6/0x240 [ 66.907411][ T12] del_nbp+0xb7/0xc10 [ 66.907418][ T12] br_dev_delete+0x9d/0x1e0 [ 66.907421][ T12] br_net_exit_rtnl+0xb8/0x110 [ 66.907425][ T12] ops_undo_list+0x5be/0x8f0 [ 66.907429][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 66.907433][ T12] ? netns_install+0x2a0/0x2a0 [ 66.907435][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 66.907438][ T12] ? idr_destroy+0x121/0x250 [ 66.907443][ T12] cleanup_net+0x431/0x940 [ 66.907446][ T12] ? net_passive_dec+0x230/0x230 [ 66.907450][ T12] ? lock_acquire+0x13c/0x160 [ 66.907452][ T12] ? rcu_is_watching+0x16/0xd0 [ 66.907456][ T12] process_one_work+0xe3e/0x1560 [ 66.907463][ T12] ? __queue_delayed_work+0x470/0x470 [ 66.907466][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 66.907474][ T12] worker_thread+0x4f1/0xd60 [ 66.907482][ T12] ? rescuer_thread+0x1340/0x1340 [ 66.907484][ T12] kthread+0x367/0x460 [ 66.907486][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 66.907490][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 66.907493][ T12] ret_from_fork+0x474/0x6b0 [ 66.907496][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 66.907500][ T12] ? __switch_to+0x5a3/0xe00 [ 66.907504][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 66.907507][ T12] ret_from_fork_asm+0x11/0x20 [ 66.907515][ T12] [ 66.938481][ T12] vx0: left promiscuous mode [ 66.938861][ T12] br0: port 2(vx0) entered disabled state [ 66.940037][ T12] swp1: left allmulticast mode [ 66.940300][ T12] swp1: left promiscuous mode [ 66.940781][ T12] br0: port 1(swp1) entered disabled state [ 67.120114][ T12] vx0: left allmulticast mode [ 67.120433][ T12] vx0: left promiscuous mode [ 67.120773][ T12] br0: port 2(vx0) entered disabled state [ 67.121757][ T12] swp1: left allmulticast mode [ 67.122038][ T12] swp1: left promiscuous mode [ 67.122784][ T12] br0: port 1(swp1) entered disabled state [ 68.391045][ T1254] veth0: renamed from veth1 [ 68.391063][ T1254] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 68.391066][ T1254] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1254, name: ip [ 68.391067][ T1254] preempt_count: 1, expected: 0 [ 68.391068][ T1254] RCU nest depth: 0, expected: 0 [ 68.391069][ T1254] locks held by ip/1254: 5, last CPU#0: [ 68.391071][ T1254] #0: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 68.391083][ T1254] #1: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 68.391088][ T1254] #2: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 68.391093][ T1254] #3: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 68.391096][ T1254] #4: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 68.391101][ T1254] irq event stamp: 16138 [ 68.391101][ T1254] hardirqs last enabled at (16137): [] __down_trylock_console_sem+0x86/0xa0 [ 68.391104][ T1254] hardirqs last disabled at (16138): [] console_emit_next_record+0x3d4/0x4c0 [ 68.391107][ T1254] softirqs last enabled at (16132): [] netif_change_name+0x216/0x8c0 [ 68.391111][ T1254] softirqs last disabled at (16130): [] netif_change_name+0x1ad/0x8c0 [ 68.391113][ T1254] Preemption disabled at: [ 68.391114][ T1254] [] vprintk_emit+0x31b/0x3e0 [ 68.391119][ T1254] CPU: 0 UID: 0 PID: 1254 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 68.391122][ T1254] Tainted: [W]=WARN [ 68.391123][ T1254] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 68.391125][ T1254] Call Trace: [ 68.391127][ T1254] [ 68.391128][ T1254] dump_stack_lvl+0x6f/0xa0 [ 68.391134][ T1254] ? vprintk_emit+0x31b/0x3e0 [ 68.391136][ T1254] __might_resched.cold+0x1fe/0x2c1 [ 68.391141][ T1254] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 68.391145][ T1254] ? __kmalloc_noprof+0xdb/0x760 [ 68.391150][ T1254] __kmalloc_noprof+0x443/0x760 [ 68.391152][ T1254] ? alloc_buf.isra.0+0x4b/0x260 [ 68.391158][ T1254] ? do_raw_spin_unlock+0x59/0x250 [ 68.391161][ T1254] alloc_buf.isra.0+0x4b/0x260 [ 68.391165][ T1254] put_chars+0x1e1/0x2f0 [ 68.391167][ T1254] ? __send_to_port+0x420/0x420 [ 68.391174][ T1254] hvc_console_print+0x292/0x780 [ 68.391182][ T1254] ? hvc_write+0x3a0/0x3a0 [ 68.391185][ T1254] ? lock_acquire+0x13c/0x160 [ 68.391190][ T1254] console_emit_next_record+0x22f/0x4c0 [ 68.391194][ T1254] ? devkmsg_read+0x4b0/0x4b0 [ 68.391196][ T1254] ? console_flush_one_record+0x106/0x710 [ 68.391199][ T1254] ? rcu_is_watching+0x16/0xd0 [ 68.391202][ T1254] ? lock_acquire+0x13c/0x160 [ 68.391206][ T1254] console_flush_one_record+0x46f/0x710 [ 68.391210][ T1254] ? console_emit_next_record+0x4c0/0x4c0 [ 68.391212][ T1254] ? __lock_acquire+0x518/0xc20 [ 68.391218][ T1254] console_unlock+0xee/0x1f0 [ 68.391221][ T1254] ? console_flush_one_record+0x710/0x710 [ 68.391223][ T1254] ? rcu_is_watching+0x16/0xd0 [ 68.391224][ T1254] ? lock_acquire+0xe0/0x160 [ 68.391228][ T1254] ? __down_trylock_console_sem+0x5e/0xa0 [ 68.391230][ T1254] ? vprintk_emit+0x320/0x3e0 [ 68.391232][ T1254] vprintk_emit+0x37c/0x3e0 [ 68.391236][ T1254] ? wake_up_klogd_work_func+0x90/0x90 [ 68.391238][ T1254] ? _mutex_trylock_nest_lock+0x390/0x390 [ 68.391243][ T1254] _printk+0xc7/0x100 [ 68.391247][ T1254] ? snapshot_read.cold+0x21/0x21 [ 68.391249][ T1254] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 68.391252][ T1254] ? rcu_read_lock_any_held+0x3c/0x90 [ 68.391255][ T1254] ? validate_chain+0x38b/0xc20 [ 68.391257][ T1254] ? netdev_name+0x43/0x60 [ 68.391261][ T1254] ? __netdev_printk+0x17f/0x1d0 [ 68.391264][ T1254] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 68.391266][ T1254] netdev_info+0xe2/0x116 [ 68.391269][ T1254] ? netdev_notice+0x120/0x120 [ 68.391272][ T1254] ? find_held_lock+0x2b/0x80 [ 68.391275][ T1254] ? __lock_release.isra.0+0x69/0x1a0 [ 68.391277][ T1254] ? mark_held_locks+0x40/0x70 [ 68.391281][ T1254] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 68.391283][ T1254] netif_change_name.cold+0x4f/0x89 [ 68.391285][ T1254] ? register_netdev+0x40/0x40 [ 68.391286][ T1254] ? is_bpf_text_address+0x68/0x110 [ 68.391292][ T1254] ? netdev_adjacent_rename_links+0x470/0x470 [ 68.391294][ T1254] ? __kernel_text_address+0x12/0x30 [ 68.391297][ T1254] ? write_profile+0xf0/0xf0 [ 68.391301][ T1254] ? __asan_memset+0x27/0x50 [ 68.391307][ T1254] do_setlink.isra.0+0x1f7d/0x2a60 [ 68.391310][ T1254] ? stack_trace_save+0x93/0xc0 [ 68.391312][ T1254] ? rtnl_link_get_size+0x350/0x350 [ 68.391314][ T1254] ? rcu_read_lock_any_held+0x66/0x90 [ 68.391316][ T1254] ? stack_depot_save_flags+0x38e/0x790 [ 68.391319][ T1254] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 68.391321][ T1254] ? rcu_read_lock_any_held+0x3c/0x90 [ 68.391323][ T1254] ? validate_chain+0x38b/0xc20 [ 68.391326][ T1254] ? kasan_save_stack+0x3d/0x50 [ 68.391328][ T1254] ? kasan_save_stack+0x2f/0x50 [ 68.391329][ T1254] ? kasan_save_track+0x14/0x30 [ 68.391330][ T1254] ? __kasan_kmalloc+0x7b/0x90 [ 68.391332][ T1254] ? __lock_acquire+0x518/0xc20 [ 68.391338][ T1254] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 68.391341][ T1254] ? ___sys_sendmsg+0xd0/0x1d0 [ 68.391345][ T1254] ? lock_acquire.part.0+0xd4/0x280 [ 68.391347][ T1254] ? rtnl_newlink+0x9a8/0x11b0 [ 68.391349][ T1254] ? rcu_is_watching+0x16/0xd0 [ 68.391351][ T1254] ? lock_acquire+0x13c/0x160 [ 68.391353][ T1254] ? rcu_is_watching+0x16/0xd0 [ 68.391354][ T1254] ? rcu_is_watching+0x16/0xd0 [ 68.391355][ T1254] ? trace_contention_end+0xb3/0x180 [ 68.391358][ T1254] ? __mutex_lock+0x1db/0x1ea0 [ 68.391359][ T1254] ? __mutex_lock+0x9a3/0x1ea0 [ 68.391361][ T1254] ? rtnl_newlink+0x9a8/0x11b0 [ 68.391364][ T1254] ? ww_mutex_lock+0x160/0x160 [ 68.391366][ T1254] ? nla_get_range_signed+0x3d0/0x3d0 [ 68.391371][ T1254] ? rcu_is_watching+0x16/0xd0 [ 68.391373][ T1254] ? __rtnl_newlink+0x3fa/0xa50 [ 68.391378][ T1254] rtnl_newlink+0x9f1/0x11b0 [ 68.391383][ T1254] ? rtnl_bridge_getlink+0x850/0x850 [ 68.391385][ T1254] ? __lock_acquire+0x518/0xc20 [ 68.391390][ T1254] ? lock_acquire.part.0+0xd4/0x280 [ 68.391392][ T1254] ? find_held_lock+0x2b/0x80 [ 68.391394][ T1254] ? rtnl_bridge_getlink+0x850/0x850 [ 68.391396][ T1254] ? __lock_release.isra.0+0x69/0x1a0 [ 68.391399][ T1254] ? rtnl_bridge_getlink+0x850/0x850 [ 68.391401][ T1254] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 68.391405][ T1254] ? rtnl_link_fill+0x920/0x920 [ 68.391406][ T1254] ? __lock_acquire+0x518/0xc20 [ 68.391411][ T1254] ? lock_acquire.part.0+0xd4/0x280 [ 68.391413][ T1254] ? find_held_lock+0x2b/0x80 [ 68.391416][ T1254] netlink_rcv_skb+0x14e/0x3a0 [ 68.391420][ T1254] ? rtnl_link_fill+0x920/0x920 [ 68.391423][ T1254] ? netlink_ack+0xcf0/0xcf0 [ 68.391429][ T1254] ? netlink_deliver_tap+0xc5/0x330 [ 68.391431][ T1254] ? netlink_deliver_tap+0x13c/0x330 [ 68.391436][ T1254] netlink_unicast+0x486/0x750 [ 68.391440][ T1254] ? netlink_attachskb+0x810/0x810 [ 68.391442][ T1254] ? find_held_lock+0x2b/0x80 [ 68.391447][ T1254] netlink_sendmsg+0x75b/0xc90 [ 68.391451][ T1254] ? netlink_unicast+0x750/0x750 [ 68.391455][ T1254] ? __lock_release.isra.0+0x69/0x1a0 [ 68.391456][ T1254] ? __import_iovec+0x36c/0x620 [ 68.391462][ T1254] __sock_sendmsg+0xce/0x190 [ 68.391464][ T1254] ____sys_sendmsg+0x61a/0x860 [ 68.391467][ T1254] ? copy_msghdr_from_user+0x279/0x420 [ 68.391469][ T1254] ? sock_write_iter+0x400/0x400 [ 68.391471][ T1254] ? move_addr_to_kernel+0x40/0x40 [ 68.391478][ T1254] ___sys_sendmsg+0x14e/0x1d0 [ 68.391481][ T1254] ? copy_msghdr_from_user+0x420/0x420 [ 68.391497][ T1254] __sys_sendmsg+0x12c/0x1d0 [ 68.391499][ T1254] ? __sys_sendmsg_sock+0x20/0x20 [ 68.391506][ T1254] ? rcu_is_watching+0x16/0xd0 [ 68.391509][ T1254] do_syscall_64+0xff/0x530 [ 68.391512][ T1254] ? exc_page_fault+0xee/0x100 [ 68.391515][ T1254] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 68.391517][ T1254] RIP: 0033:0x7f3bbeec454e [ 68.391521][ T1254] 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 [ 68.391524][ T1254] RSP: 002b:00007ffecae51cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 68.391526][ T1254] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f3bbeec454e [ 68.391528][ T1254] RDX: 0000000000000000 RSI: 00007ffecae51d70 RDI: 0000000000000005 [ 68.391529][ T1254] RBP: 00007ffecae51cd0 R08: 0000000000000000 R09: 0000000000000000 [ 68.391529][ T1254] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dd27 [ 68.391530][ T1254] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffecae52430 [ 68.391537][ T1254] [ 68.950872][ T1289] br0: port 1(swp1) entered blocking state [ 68.951257][ T1289] br0: port 1(swp1) entered disabled state [ 68.951571][ T1289] swp1: entered allmulticast mode [ 68.952687][ T1289] swp1: entered promiscuous mode [ 68.953728][ T1289] br0: port 1(swp1) entered blocking state [ 68.954020][ T1289] br0: port 1(swp1) entered forwarding state [ 69.021044][ T1291] br0: port 2(vx0) entered blocking state [ 69.021307][ T1291] br0: port 2(vx0) entered disabled state [ 69.021570][ T1291] vx0: entered allmulticast mode [ 69.022638][ T1291] vx0: entered promiscuous mode [ 69.023139][ T1291] br0: port 2(vx0) entered blocking state [ 69.023380][ T1291] br0: port 2(vx0) entered forwarding state [ 69.555434][ T1304] br0: port 1(swp1) entered blocking state [ 69.555454][ T1304] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 69.555457][ T1304] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1304, name: ip [ 69.555458][ T1304] preempt_count: 1, expected: 0 [ 69.555459][ T1304] RCU nest depth: 0, expected: 0 [ 69.555460][ T1304] locks held by ip/1304: 5, last CPU#0: [ 69.555462][ T1304] #0: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 69.555475][ T1304] #1: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 69.555480][ T1304] #2: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 69.555485][ T1304] #3: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 69.555489][ T1304] #4: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 69.555493][ T1304] irq event stamp: 13840 [ 69.555494][ T1304] hardirqs last enabled at (13839): [] __down_trylock_console_sem+0x86/0xa0 [ 69.555496][ T1304] hardirqs last disabled at (13840): [] console_emit_next_record+0x3d4/0x4c0 [ 69.555498][ T1304] softirqs last enabled at (13780): [] __alloc_skb+0x4c2/0x5f0 [ 69.555502][ T1304] softirqs last disabled at (13778): [] __alloc_skb+0x4c2/0x5f0 [ 69.555504][ T1304] Preemption disabled at: [ 69.555505][ T1304] [] vprintk_emit+0x31b/0x3e0 [ 69.555510][ T1304] CPU: 0 UID: 0 PID: 1304 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 69.555513][ T1304] Tainted: [W]=WARN [ 69.555514][ T1304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 69.555516][ T1304] Call Trace: [ 69.555517][ T1304] [ 69.555519][ T1304] dump_stack_lvl+0x6f/0xa0 [ 69.555525][ T1304] ? vprintk_emit+0x31b/0x3e0 [ 69.555526][ T1304] __might_resched.cold+0x1fe/0x2c1 [ 69.555531][ T1304] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 69.555535][ T1304] ? __kmalloc_noprof+0xdb/0x760 [ 69.555540][ T1304] __kmalloc_noprof+0x443/0x760 [ 69.555542][ T1304] ? alloc_buf.isra.0+0x4b/0x260 [ 69.555548][ T1304] ? do_raw_spin_unlock+0x59/0x250 [ 69.555551][ T1304] alloc_buf.isra.0+0x4b/0x260 [ 69.555555][ T1304] put_chars+0x1e1/0x2f0 [ 69.555557][ T1304] ? __send_to_port+0x420/0x420 [ 69.555558][ T1304] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 69.555562][ T1304] ? validate_chain+0x38b/0xc20 [ 69.555568][ T1304] hvc_console_print+0x292/0x780 [ 69.555575][ T1304] ? hvc_write+0x3a0/0x3a0 [ 69.555578][ T1304] ? rcu_is_watching+0x16/0xd0 [ 69.555580][ T1304] ? lock_acquire+0x13c/0x160 [ 69.555584][ T1304] console_emit_next_record+0x22f/0x4c0 [ 69.555588][ T1304] ? devkmsg_read+0x4b0/0x4b0 [ 69.555590][ T1304] ? console_flush_one_record+0x106/0x710 [ 69.555593][ T1304] ? rcu_is_watching+0x16/0xd0 [ 69.555595][ T1304] ? lock_acquire+0x13c/0x160 [ 69.555599][ T1304] console_flush_one_record+0x46f/0x710 [ 69.555603][ T1304] ? console_emit_next_record+0x4c0/0x4c0 [ 69.555605][ T1304] ? __lock_acquire+0x518/0xc20 [ 69.555611][ T1304] console_unlock+0xee/0x1f0 [ 69.555614][ T1304] ? console_flush_one_record+0x710/0x710 [ 69.555615][ T1304] ? rcu_is_watching+0x16/0xd0 [ 69.555617][ T1304] ? lock_acquire+0xe0/0x160 [ 69.555621][ T1304] ? __down_trylock_console_sem+0x5e/0xa0 [ 69.555623][ T1304] ? vprintk_emit+0x320/0x3e0 [ 69.555626][ T1304] vprintk_emit+0x37c/0x3e0 [ 69.555629][ T1304] ? wake_up_klogd_work_func+0x90/0x90 [ 69.555630][ T1304] ? trace_contention_end+0xb3/0x180 [ 69.555632][ T1304] ? __mutex_lock+0x1db/0x1ea0 [ 69.555635][ T1304] ? __mutex_lock+0x9a3/0x1ea0 [ 69.555638][ T1304] _printk+0xc7/0x100 [ 69.555642][ T1304] ? snapshot_read.cold+0x21/0x21 [ 69.555645][ T1304] ? new_nbp+0x310/0x650 [ 69.555650][ T1304] ? __mutex_unlock_slowpath+0x9e/0x740 [ 69.555654][ T1304] br_set_state+0x22f/0x430 [ 69.555666][ T1304] br_init_port+0xc4/0x200 [ 69.555670][ T1304] new_nbp+0x3a0/0x650 [ 69.555674][ T1304] br_add_if+0x212/0x1320 [ 69.555677][ T1304] ? _mutex_trylock_nest_lock+0x390/0x390 [ 69.555678][ T1304] ? is_bpf_text_address+0x72/0x110 [ 69.555685][ T1304] do_set_master+0x3b2/0x780 [ 69.555689][ T1304] do_setlink.isra.0+0x9ec/0x2a60 [ 69.555692][ T1304] ? stack_trace_save+0x93/0xc0 [ 69.555696][ T1304] ? rtnl_link_get_size+0x350/0x350 [ 69.555697][ T1304] ? rcu_read_lock_any_held+0x66/0x90 [ 69.555700][ T1304] ? stack_depot_save_flags+0x38e/0x790 [ 69.555703][ T1304] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 69.555705][ T1304] ? rcu_read_lock_any_held+0x3c/0x90 [ 69.555707][ T1304] ? validate_chain+0x38b/0xc20 [ 69.555709][ T1304] ? kasan_save_stack+0x3d/0x50 [ 69.555712][ T1304] ? kasan_save_stack+0x2f/0x50 [ 69.555713][ T1304] ? kasan_save_track+0x14/0x30 [ 69.555714][ T1304] ? __kasan_kmalloc+0x7b/0x90 [ 69.555716][ T1304] ? __lock_acquire+0x518/0xc20 [ 69.555718][ T1304] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 69.555721][ T1304] ? ___sys_sendmsg+0xd0/0x1d0 [ 69.555725][ T1304] ? lock_acquire.part.0+0xd4/0x280 [ 69.555727][ T1304] ? rtnl_newlink+0x9a8/0x11b0 [ 69.555729][ T1304] ? rcu_is_watching+0x16/0xd0 [ 69.555731][ T1304] ? lock_acquire+0x13c/0x160 [ 69.555733][ T1304] ? rcu_is_watching+0x16/0xd0 [ 69.555734][ T1304] ? rcu_is_watching+0x16/0xd0 [ 69.555735][ T1304] ? trace_contention_end+0xb3/0x180 [ 69.555737][ T1304] ? __mutex_lock+0x1db/0x1ea0 [ 69.555738][ T1304] ? __mutex_lock+0x9a3/0x1ea0 [ 69.555740][ T1304] ? rtnl_newlink+0x9a8/0x11b0 [ 69.555744][ T1304] ? ww_mutex_lock+0x160/0x160 [ 69.555745][ T1304] ? nla_get_range_signed+0x3d0/0x3d0 [ 69.555750][ T1304] ? rcu_is_watching+0x16/0xd0 [ 69.555752][ T1304] ? __rtnl_newlink+0x3fa/0xa50 [ 69.555757][ T1304] rtnl_newlink+0x9f1/0x11b0 [ 69.555762][ T1304] ? rtnl_bridge_getlink+0x850/0x850 [ 69.555764][ T1304] ? __lock_acquire+0x518/0xc20 [ 69.555769][ T1304] ? lock_acquire.part.0+0xd4/0x280 [ 69.555770][ T1304] ? find_held_lock+0x2b/0x80 [ 69.555773][ T1304] ? rtnl_bridge_getlink+0x850/0x850 [ 69.555774][ T1304] ? __lock_release.isra.0+0x69/0x1a0 [ 69.555778][ T1304] ? rtnl_bridge_getlink+0x850/0x850 [ 69.555780][ T1304] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 69.555783][ T1304] ? rtnl_link_fill+0x920/0x920 [ 69.555785][ T1304] ? __lock_acquire+0x518/0xc20 [ 69.555789][ T1304] ? lock_acquire.part.0+0xd4/0x280 [ 69.555791][ T1304] ? find_held_lock+0x2b/0x80 [ 69.555795][ T1304] netlink_rcv_skb+0x14e/0x3a0 [ 69.555798][ T1304] ? rtnl_link_fill+0x920/0x920 [ 69.555801][ T1304] ? netlink_ack+0xcf0/0xcf0 [ 69.555808][ T1304] ? netlink_deliver_tap+0xc5/0x330 [ 69.555810][ T1304] ? netlink_deliver_tap+0x13c/0x330 [ 69.555814][ T1304] netlink_unicast+0x486/0x750 [ 69.555818][ T1304] ? netlink_attachskb+0x810/0x810 [ 69.555821][ T1304] ? find_held_lock+0x2b/0x80 [ 69.555825][ T1304] netlink_sendmsg+0x75b/0xc90 [ 69.555829][ T1304] ? netlink_unicast+0x750/0x750 [ 69.555833][ T1304] ? __lock_release.isra.0+0x69/0x1a0 [ 69.555835][ T1304] ? __import_iovec+0x36c/0x620 [ 69.555840][ T1304] __sock_sendmsg+0xce/0x190 [ 69.555843][ T1304] ____sys_sendmsg+0x61a/0x860 [ 69.555845][ T1304] ? copy_msghdr_from_user+0x279/0x420 [ 69.555847][ T1304] ? sock_write_iter+0x400/0x400 [ 69.555849][ T1304] ? move_addr_to_kernel+0x40/0x40 [ 69.555856][ T1304] ___sys_sendmsg+0x14e/0x1d0 [ 69.555859][ T1304] ? copy_msghdr_from_user+0x420/0x420 [ 69.555874][ T1304] __sys_sendmsg+0x12c/0x1d0 [ 69.555877][ T1304] ? __sys_sendmsg_sock+0x20/0x20 [ 69.555883][ T1304] ? rcu_is_watching+0x16/0xd0 [ 69.555886][ T1304] do_syscall_64+0xff/0x530 [ 69.555890][ T1304] ? exc_page_fault+0xee/0x100 [ 69.555892][ T1304] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 69.555895][ T1304] RIP: 0033:0x7f1273e8354e [ 69.555899][ T1304] 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 [ 69.555901][ T1304] RSP: 002b:00007ffe7e41aac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 69.555904][ T1304] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1273e8354e [ 69.555905][ T1304] RDX: 0000000000000000 RSI: 00007ffe7e41ab70 RDI: 0000000000000005 [ 69.555906][ T1304] RBP: 00007ffe7e41aad0 R08: 0000000000000000 R09: 0000000000000000 [ 69.555907][ T1304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dd28 [ 69.555908][ T1304] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe7e41b240 [ 69.555915][ T1304] [ 69.596248][ T1304] br0: port 1(swp1) entered disabled state [ 69.596653][ T1304] swp1: entered allmulticast mode [ 69.598814][ T1304] swp1: entered promiscuous mode [ 69.599577][ T1304] br0: port 1(swp1) entered blocking state [ 69.599869][ T1304] br0: port 1(swp1) entered forwarding state [ 69.677551][ T1306] br0: port 2(vx0) entered blocking state [ 69.677813][ T1306] br0: port 2(vx0) entered disabled state [ 69.678046][ T1306] vx0: entered allmulticast mode [ 69.679098][ T1306] vx0: entered promiscuous mode [ 69.679772][ T1306] br0: port 2(vx0) entered blocking state [ 69.680040][ T1306] br0: port 2(vx0) entered forwarding state [ 75.069414][ T1216] br0: port 1(swp1) entered disabled state [ 75.069436][ T1216] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 75.069439][ T1216] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1216, name: kworker/u17:3 [ 75.069440][ T1216] preempt_count: 202, expected: 0 [ 75.069441][ T1216] RCU nest depth: 0, expected: 0 [ 75.069442][ T1216] locks held by kworker/u17:3/1216: 9, last CPU#0: [ 75.069445][ T1216] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 75.069458][ T1216] #1: ffa00000020c7d10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 75.069462][ T1216] #2: ffffffff9bf1b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 75.069468][ T1216] #3: ff11000007f09e10 (&dev_instance_lock_key#2){+.+.}-{4:4}, at: __linkwatch_run_queue+0x348/0x850 [ 75.069471][ T1216] #4: ff1100000eb12e98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 75.069477][ T1216] #5: ffffffff9b77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 75.069481][ T1216] #6: ffffffff9b77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 75.069486][ T1216] #7: ffffffff9b69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 75.069490][ T1216] #8: ffffffff9b69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 75.069494][ T1216] irq event stamp: 46839 [ 75.069495][ T1216] hardirqs last enabled at (46838): [] __down_trylock_console_sem+0x86/0xa0 [ 75.069498][ T1216] hardirqs last disabled at (46839): [] console_emit_next_record+0x3d4/0x4c0 [ 75.069500][ T1216] softirqs last enabled at (46832): [] __fib6_clean_all+0xff/0x290 [ 75.069504][ T1216] softirqs last disabled at (46834): [] br_port_carrier_check+0x161/0x430 [ 75.069506][ T1216] Preemption disabled at: [ 75.069507][ T1216] [<0000000000000000>] 0x0 [ 75.069515][ T1216] CPU: 0 UID: 0 PID: 1216 Comm: kworker/u17:3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 75.069518][ T1216] Tainted: [W]=WARN [ 75.069519][ T1216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 75.069521][ T1216] Workqueue: events_unbound linkwatch_event [ 75.069525][ T1216] Call Trace: [ 75.069527][ T1216] [ 75.069528][ T1216] dump_stack_lvl+0x6f/0xa0 [ 75.069535][ T1216] __might_resched.cold+0x1fe/0x2c1 [ 75.069540][ T1216] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 75.069545][ T1216] ? __kmalloc_noprof+0xdb/0x760 [ 75.069550][ T1216] __kmalloc_noprof+0x443/0x760 [ 75.069552][ T1216] ? alloc_buf.isra.0+0x4b/0x260 [ 75.069559][ T1216] ? do_raw_spin_unlock+0x59/0x250 [ 75.069562][ T1216] alloc_buf.isra.0+0x4b/0x260 [ 75.069566][ T1216] put_chars+0x1e1/0x2f0 [ 75.069568][ T1216] ? __send_to_port+0x420/0x420 [ 75.069572][ T1216] ? rcu_read_lock_any_held+0x3c/0x90 [ 75.069575][ T1216] ? validate_chain+0x38b/0xc20 [ 75.069580][ T1216] hvc_console_print+0x292/0x780 [ 75.069585][ T1216] ? __lock_acquire+0x518/0xc20 [ 75.069586][ T1216] ? __lock_acquire+0x518/0xc20 [ 75.069592][ T1216] ? hvc_write+0x3a0/0x3a0 [ 75.069596][ T1216] ? rcu_is_watching+0x16/0xd0 [ 75.069598][ T1216] ? lock_acquire+0x13c/0x160 [ 75.069603][ T1216] console_emit_next_record+0x22f/0x4c0 [ 75.069607][ T1216] ? devkmsg_read+0x4b0/0x4b0 [ 75.069609][ T1216] ? console_flush_one_record+0x106/0x710 [ 75.069618][ T1216] ? rcu_is_watching+0x16/0xd0 [ 75.069620][ T1216] ? lock_acquire+0x13c/0x160 [ 75.069625][ T1216] console_flush_one_record+0x46f/0x710 [ 75.069629][ T1216] ? console_emit_next_record+0x4c0/0x4c0 [ 75.069631][ T1216] ? __lock_acquire+0x518/0xc20 [ 75.069637][ T1216] console_unlock+0xee/0x1f0 [ 75.069640][ T1216] ? console_flush_one_record+0x710/0x710 [ 75.069642][ T1216] ? rcu_is_watching+0x16/0xd0 [ 75.069644][ T1216] ? lock_acquire+0xe0/0x160 [ 75.069648][ T1216] ? __down_trylock_console_sem+0x5e/0xa0 [ 75.069650][ T1216] ? vprintk_emit+0x320/0x3e0 [ 75.069653][ T1216] vprintk_emit+0x37c/0x3e0 [ 75.069657][ T1216] ? wake_up_klogd_work_func+0x90/0x90 [ 75.069658][ T1216] ? __lock_release.isra.0+0x69/0x1a0 [ 75.069661][ T1216] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 75.069663][ T1216] ? rcu_read_lock_any_held+0x3c/0x90 [ 75.069667][ T1216] _printk+0xc7/0x100 [ 75.069671][ T1216] ? snapshot_read.cold+0x21/0x21 [ 75.069674][ T1216] ? add_chain_block+0xf6/0x5b0 [ 75.069681][ T1216] br_set_state+0x22f/0x430 [ 75.069685][ T1216] br_stp_disable_port+0x11f/0x390 [ 75.069689][ T1216] br_port_carrier_check+0x365/0x430 [ 75.069693][ T1216] br_device_event+0x52d/0x8f0 [ 75.069696][ T1216] ? packet_sendmsg_spkt+0x1360/0x1360 [ 75.069703][ T1216] notifier_call_chain+0xae/0x300 [ 75.069709][ T1216] netif_state_change+0x139/0x3d0 [ 75.069713][ T1216] ? dev_deactivate+0xc1/0x210 [ 75.069717][ T1216] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 75.069721][ T1216] ? rfc2863_policy+0x1a0/0x310 [ 75.069724][ T1216] ? linkwatch_do_dev+0x9c/0xd0 [ 75.069726][ T1216] __linkwatch_run_queue+0x350/0x850 [ 75.069729][ T1216] ? linkwatch_do_dev+0xd0/0xd0 [ 75.069732][ T1216] ? lock_acquire.part.0+0xd4/0x280 [ 75.069737][ T1216] linkwatch_event+0x7f/0xb0 [ 75.069739][ T1216] ? __linkwatch_run_queue+0x850/0x850 [ 75.069743][ T1216] process_one_work+0xe3e/0x1560 [ 75.069750][ T1216] ? __queue_delayed_work+0x470/0x470 [ 75.069754][ T1216] ? lock_acquire.part.0+0xd4/0x280 [ 75.069762][ T1216] worker_thread+0x4f1/0xd60 [ 75.069766][ T1216] ? rescuer_thread+0x1340/0x1340 [ 75.069769][ T1216] ? __kthread_parkme+0xbd/0x210 [ 75.069772][ T1216] ? rescuer_thread+0x1340/0x1340 [ 75.069775][ T1216] ? rescuer_thread+0x1340/0x1340 [ 75.069777][ T1216] kthread+0x367/0x460 [ 75.069779][ T1216] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 75.069783][ T1216] ? kthread_affine_preferred+0x4c0/0x4c0 [ 75.069786][ T1216] ret_from_fork+0x474/0x6b0 [ 75.069790][ T1216] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 75.069794][ T1216] ? __switch_to+0x5a3/0xe00 [ 75.069798][ T1216] ? kthread_affine_preferred+0x4c0/0x4c0 [ 75.069801][ T1216] ret_from_fork_asm+0x11/0x20 [ 75.069811][ T1216] [ 84.449428][ C0] [ 84.449447][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 84.449450][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 84.449453][ C0] preempt_count: 104, expected: 0 [ 84.449454][ C0] RCU nest depth: 0, expected: 0 [ 84.449455][ C0] INFO: lockdep is turned off. [ 84.449456][ C0] irq event stamp: 2985968 [ 84.449457][ C0] hardirqs last enabled at (2985968): [] _raw_spin_unlock_irq+0x28/0x50 [ 84.449468][ C0] hardirqs last disabled at (2985967): [] _raw_spin_lock_irq+0x4a/0x50 [ 84.449470][ C0] softirqs last enabled at (2985958): [] handle_softirqs+0x67c/0x900 [ 84.449475][ C0] softirqs last disabled at (2985965): [] __irq_exit_rcu+0x145/0x1c0 [ 84.449478][ C0] Preemption disabled at: [ 84.449479][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 84.449488][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 84.449493][ C0] Tainted: [W]=WARN [ 84.449494][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.449497][ C0] Call Trace: [ 84.449499][ C0] [ 84.449501][ C0] dump_stack_lvl+0x6f/0xa0 [ 84.449508][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 84.449510][ C0] __might_resched.cold+0x1fe/0x2c1 [ 84.449515][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.449519][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 84.449523][ C0] ? __asan_memcpy+0x3c/0x60 [ 84.449527][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.449529][ C0] __kmalloc_noprof+0x443/0x760 [ 84.449533][ C0] ? __rwlock_init+0x150/0x150 [ 84.449537][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 84.449547][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 84.449550][ C0] alloc_buf.isra.0+0x4b/0x260 [ 84.449554][ C0] put_chars+0x1e1/0x2f0 [ 84.449556][ C0] ? __send_to_port+0x420/0x420 [ 84.449559][ C0] ? console_prepend_replay+0x20/0x20 [ 84.449564][ C0] hvc_console_print+0x292/0x780 [ 84.449570][ C0] ? hvc_write+0x3a0/0x3a0 [ 84.449573][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.449575][ C0] ? lock_acquire+0x13c/0x160 [ 84.449578][ C0] console_emit_next_record+0x22f/0x4c0 [ 84.449582][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 84.449585][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.449587][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.449589][ C0] ? lock_acquire+0x13c/0x160 [ 84.449592][ C0] ? console_flush_one_record+0x111/0x710 [ 84.449595][ C0] console_flush_one_record+0x46f/0x710 [ 84.449598][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 84.449602][ C0] console_unlock+0xee/0x1f0 [ 84.449605][ C0] ? lock_acquire+0x13c/0x160 [ 84.449608][ C0] ? console_flush_one_record+0x710/0x710 [ 84.449610][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.449612][ C0] ? lock_release+0x184/0x1f0 [ 84.449614][ C0] ? lock_acquire+0xe0/0x160 [ 84.449617][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 84.449620][ C0] ? vprintk_emit+0x320/0x3e0 [ 84.449622][ C0] vprintk_emit+0x37c/0x3e0 [ 84.449625][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 84.449627][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.449629][ C0] ? lock_release+0x184/0x1f0 [ 84.449632][ C0] ? x86_64_start_kernel+0xd0/0x130 [ 84.449637][ C0] _printk+0xc7/0x100 [ 84.449641][ C0] ? snapshot_read.cold+0x21/0x21 [ 84.449643][ C0] ? arch_stack_walk+0xd7/0x130 [ 84.449647][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 84.449650][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 84.449653][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 84.449656][ C0] mark_lock_irq+0x989/0x9c0 [ 84.449661][ C0] mark_lock+0x1d7/0xa00 [ 84.449664][ C0] mark_usage+0x42/0x170 [ 84.449667][ C0] __lock_acquire+0x388/0xc20 [ 84.449670][ C0] lock_acquire.part.0+0xd4/0x280 [ 84.449673][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 84.449677][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.449679][ C0] ? lock_acquire+0x13c/0x160 [ 84.449682][ C0] ? br_message_age_timer_expired+0x70/0x70 [ 84.449684][ C0] _raw_spin_lock+0x33/0x40 [ 84.449687][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 84.449689][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [ 84.449691][ C0] ? br_message_age_timer_expired+0x70/0x70 [ 84.449694][ C0] call_timer_fn+0x160/0x4d0 [ 84.449699][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 84.449701][ C0] ? debug_object_active_state+0x430/0x430 [ 84.449705][ C0] ? find_held_lock+0x2b/0x80 [ 84.449708][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 84.449711][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.449714][ C0] __run_timers+0x68f/0xaa0 [ 84.449716][ C0] ? br_message_age_timer_expired+0x70/0x70 [ 84.449720][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 84.449722][ C0] ? __lock_acquire+0x518/0xc20 [ 84.449727][ C0] ? __rwlock_init+0x150/0x150 [ 84.449730][ C0] run_timer_softirq+0xf0/0x160 [ 84.449734][ C0] ? __run_timers+0xaa0/0xaa0 [ 84.449736][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 84.449740][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.449742][ C0] handle_softirqs+0x1d3/0x900 [ 84.449745][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 84.449748][ C0] ? _local_bh_enable+0xc0/0xc0 [ 84.449752][ C0] __irq_exit_rcu+0x145/0x1c0 [ 84.449754][ C0] irq_exit_rcu+0xe/0x30 [ 84.449756][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 84.449759][ C0] [ 84.449760][ C0] [ 84.449761][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 84.449764][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 84.449767][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 84.449771][ C0] Code: 48 8b 3d 94 92 68 02 e8 1f 00 00 00 48 2b 05 58 e3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 0e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 84.449774][ C0] RSP: 0018:ffffffff9b407cf8 EFLAGS: 00000296 [ 84.449777][ C0] RAX: 00000000002d8feb RBX: ffffffff9b430600 RCX: ffffffff97b06247 [ 84.449779][ C0] RDX: ffffffff9b430600 RSI: ffffffff9ad11042 RDI: ffffffff9a6949e0 [ 84.449781][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 84.449782][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3680fa2 [ 84.449784][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 84.449786][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 84.449791][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 84.449793][ C0] default_idle+0x9/0x10 [ 84.449796][ C0] default_idle_call+0x6e/0xb0 [ 84.449798][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 84.449801][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 84.449804][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 84.449807][ C0] ? flush_smp_call_function_queue+0x67/0x160 [ 84.449811][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.449813][ C0] do_idle+0xd8/0x190 [ 84.449816][ C0] cpu_startup_entry+0x53/0x70 [ 84.449818][ C0] rest_init+0x279/0x280 [ 84.449821][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 84.449825][ C0] ? rest_init+0x280/0x280 [ 84.449828][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 84.449832][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 84.449834][ C0] ? acpi_enable+0x1e4/0x330 [ 84.449838][ C0] start_kernel+0x3b9/0x3c0 [ 84.449841][ C0] x86_64_start_reservations+0x24/0x30 [ 84.449844][ C0] x86_64_start_kernel+0x12b/0x130 [ 84.449847][ C0] common_startup_64+0x13e/0x148 [ 84.449853][ C0] [ 84.489361][ C0] ======================================================== [ 84.489713][ C0] WARNING: possible irq lock inversion dependency detected [ 84.490059][ C0] 7.2.0-virtme #1 Tainted: G W [ 84.490345][ C0] -------------------------------------------------------- [ 84.490689][ C0] swapper/0/0 just changed the state of lock: [ 84.490978][ C0] ff1100000eb12e98 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [ 84.491383][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 84.496989][ C0] (fs_reclaim){+.+.}-{0:0} [ 84.496999][ C0] [ 84.496999][ C0] [ 84.496999][ C0] and interrupts could create inverse lock ordering between them. [ 84.496999][ C0] [ 84.498016][ C0] [ 84.498016][ C0] other info that might help us debug this: [ 84.498447][ C0] Chain exists of: [ 84.498447][ C0] &br->lock --> console_owner --> fs_reclaim [ 84.498447][ C0] [ 84.498976][ C0] Possible interrupt unsafe locking scenario: [ 84.498976][ C0] [ 84.499321][ C0] CPU0 CPU1 [ 84.499559][ C0] ---- ---- [ 84.499971][ C0] lock(fs_reclaim); [ 84.500160][ C0] local_irq_disable(); [ 84.500633][ C0] lock(&br->lock); [ 84.500925][ C0] lock(console_owner); [ 84.501218][ C0] [ 84.501394][ C0] lock(&br->lock); [ 84.501574][ C0] [ 84.501574][ C0] *** DEADLOCK *** [ 84.501574][ C0] [ 84.501993][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 84.502279][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 84.502911][ C0] [ 84.502911][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 84.503395][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 84.503648][ C0] HARDIRQ-ON-W at: [ 84.503913][ C0] __lock_acquire+0x388/0xc20 [ 84.504215][ C0] lock_acquire.part.0+0xd4/0x280 [ 84.504496][ C0] fs_reclaim_acquire+0xd5/0x120 [ 84.504881][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 84.505228][ C0] kthread_create_worker_on_node+0xea/0x210 [ 84.505574][ C0] workqueue_init+0x2a/0x680 [ 84.505860][ C0] kernel_init_freeable+0x2fe/0x630 [ 84.506201][ C0] kernel_init+0x21/0x150 [ 84.506493][ C0] ret_from_fork+0x474/0x6b0 [ 84.506787][ C0] ret_from_fork_asm+0x11/0x20 [ 84.507076][ C0] SOFTIRQ-ON-W at: [ 84.507253][ C0] __lock_acquire+0x388/0xc20 [ 84.507547][ C0] lock_acquire.part.0+0xd4/0x280 [ 84.507827][ C0] fs_reclaim_acquire+0xd5/0x120 [ 84.508110][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 84.508454][ C0] kthread_create_worker_on_node+0xea/0x210 [ 84.508985][ C0] workqueue_init+0x2a/0x680 [ 84.509269][ C0] kernel_init_freeable+0x2fe/0x630 [ 84.509626][ C0] kernel_init+0x21/0x150 [ 84.509917][ C0] ret_from_fork+0x474/0x6b0 [ 84.510301][ C0] ret_from_fork_asm+0x11/0x20 [ 84.510607][ C0] INITIAL USE at: [ 84.510778][ C0] __lock_acquire+0x388/0xc20 [ 84.511064][ C0] lock_acquire.part.0+0xd4/0x280 [ 84.511350][ C0] fs_reclaim_acquire+0xd5/0x120 [ 84.511649][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 84.511998][ C0] kthread_create_worker_on_node+0xea/0x210 [ 84.512444][ C0] workqueue_init+0x2a/0x680 [ 84.512729][ C0] kernel_init_freeable+0x2fe/0x630 [ 84.513013][ C0] kernel_init+0x21/0x150 [ 84.513396][ C0] ret_from_fork+0x474/0x6b0 [ 84.513689][ C0] ret_from_fork_asm+0x11/0x20 [ 84.513980][ C0] } [ 84.514100][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 84.514444][ C0] ... acquired at: [ 84.514618][ C0] __lock_acquire+0x518/0xc20 [ 84.514845][ C0] lock_acquire.part.0+0xd4/0x280 [ 84.515072][ C0] fs_reclaim_acquire+0xd5/0x120 [ 84.515306][ C0] __kmalloc_noprof+0xd3/0x760 [ 84.515534][ C0] alloc_buf.isra.0+0x4b/0x260 [ 84.515767][ C0] put_chars+0x1e1/0x2f0 [ 84.516086][ C0] hvc_console_print+0x292/0x780 [ 84.516316][ C0] console_emit_next_record+0x22f/0x4c0 [ 84.516547][ C0] console_flush_one_record+0x46f/0x710 [ 84.516768][ C0] console_unlock+0xee/0x1f0 [ 84.516999][ C0] vprintk_emit+0x37c/0x3e0 [ 84.517232][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 84.517462][ C0] dev_printk_emit+0xb9/0xee [ 84.517692][ C0] _dev_info+0xe2/0x116 [ 84.517869][ C0] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 84.518252][ C0] cmos_do_probe+0x73b/0x98a [ 84.518479][ C0] platform_probe+0xfe/0x1f0 [ 84.518714][ C0] call_driver_probe+0x61/0x1c0 [ 84.519014][ C0] really_probe+0x199/0x760 [ 84.519219][ C0] __driver_probe_device+0x24f/0x440 [ 84.519429][ C0] driver_probe_device+0x4a/0xf0 [ 84.519657][ C0] __driver_attach+0x1b8/0x540 [ 84.519880][ C0] bus_for_each_dev+0x130/0x1e0 [ 84.520108][ C0] bus_add_driver+0x2c8/0x530 [ 84.520334][ C0] driver_register+0x1a3/0x390 [ 84.520565][ C0] __platform_driver_probe+0x13f/0x270 [ 84.520881][ C0] cmos_init+0x31/0x40 [ 84.521050][ C0] do_one_initcall+0x124/0x4f0 [ 84.521282][ C0] kernel_init_freeable+0x596/0x630 [ 84.521605][ C0] kernel_init+0x21/0x150 [ 84.521833][ C0] ret_from_fork+0x474/0x6b0 [ 84.522050][ C0] ret_from_fork_asm+0x11/0x20 [ 84.522281][ C0] [ 84.522395][ C0] -> (console_owner){....}-{0:0} { [ 84.522642][ C0] INITIAL USE at: [ 84.522907][ C0] } [ 84.523026][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 84.523372][ C0] ... acquired at: [ 84.523546][ C0] __lock_acquire+0x518/0xc20 [ 84.523777][ C0] lock_acquire.part.0+0xd4/0x280 [ 84.524004][ C0] console_lock_spinning_enable+0x5c/0x60 [ 84.524307][ C0] console_emit_next_record+0x1d1/0x4c0 [ 84.524527][ C0] console_flush_one_record+0x46f/0x710 [ 84.524761][ C0] console_unlock+0xee/0x1f0 [ 84.524993][ C0] vprintk_emit+0x37c/0x3e0 [ 84.525221][ C0] _printk+0xc7/0x100 [ 84.525392][ C0] br_set_state+0x22f/0x430 [ 84.525627][ C0] br_init_port+0xc4/0x200 [ 84.525855][ C0] br_stp_enable_port+0x12/0x50 [ 84.526086][ C0] br_add_if+0xde2/0x1320 [ 84.526405][ C0] do_set_master+0x3b2/0x780 [ 84.526637][ C0] do_setlink.isra.0+0x9ec/0x2a60 [ 84.526959][ C0] rtnl_newlink+0x9f1/0x11b0 [ 84.527192][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 84.527419][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 84.527651][ C0] netlink_unicast+0x486/0x750 [ 84.527881][ C0] netlink_sendmsg+0x75b/0xc90 [ 84.528112][ C0] __sock_sendmsg+0xce/0x190 [ 84.528335][ C0] ____sys_sendmsg+0x61a/0x860 [ 84.528570][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 84.528893][ C0] __sys_sendmsg+0x12c/0x1d0 [ 84.529125][ C0] do_syscall_64+0xff/0x530 [ 84.529355][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 84.529646][ C0] [ 84.529762][ C0] -> (&br->lock){+.-.}-{3:3} { [ 84.529998][ C0] HARDIRQ-ON-W at: [ 84.530264][ C0] __lock_acquire+0x388/0xc20 [ 84.530655][ C0] lock_acquire.part.0+0xd4/0x280 [ 84.530941][ C0] _raw_spin_lock_bh+0x38/0x50 [ 84.531418][ C0] recalculate_group_addr+0x51/0x120 [ 84.531786][ C0] br_vlan_filter_toggle+0x85/0x110 [ 84.532084][ C0] br_changelink+0x575/0x16e0 [ 84.532378][ C0] br_dev_newlink+0xeb/0x160 [ 84.532666][ C0] rtnl_newlink_create+0x2d0/0x850 [ 84.532952][ C0] __rtnl_newlink+0x22b/0xa50 [ 84.533250][ C0] rtnl_newlink+0x9f1/0x11b0 [ 84.533537][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 84.534009][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 84.534307][ C0] netlink_unicast+0x486/0x750 [ 84.534695][ C0] netlink_sendmsg+0x75b/0xc90 [ 84.534987][ C0] __sock_sendmsg+0xce/0x190 [ 84.535282][ C0] ____sys_sendmsg+0x61a/0x860 [ 84.535588][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 84.535875][ C0] __sys_sendmsg+0x12c/0x1d0 [ 84.536164][ C0] do_syscall_64+0xff/0x530 [ 84.536457][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 84.536798][ C0] IN-SOFTIRQ-W at: [ 84.536972][ C0] __lock_acquire+0x388/0xc20 [ 84.537258][ C0] lock_acquire.part.0+0xd4/0x280 [ 84.537549][ C0] _raw_spin_lock+0x33/0x40 [ 84.537836][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [ 84.538186][ C0] call_timer_fn+0x160/0x4d0 [ 84.538510][ C0] __run_timers+0x68f/0xaa0 [ 84.538899][ C0] run_timer_softirq+0xf0/0x160 [ 84.539197][ C0] handle_softirqs+0x1d3/0x900 [ 84.539493][ C0] __irq_exit_rcu+0x145/0x1c0 [ 84.539788][ C0] irq_exit_rcu+0xe/0x30 [ 84.540176][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 84.540712][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 84.541146][ C0] pv_native_safe_halt+0xf/0x10 [ 84.541442][ C0] default_idle+0x9/0x10 [ 84.541834][ C0] default_idle_call+0x6e/0xb0 [ 84.542125][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 84.542476][ C0] do_idle+0xd8/0x190 [ 84.542899][ C0] cpu_startup_entry+0x53/0x70 [ 84.543192][ C0] rest_init+0x279/0x280 [ 84.543479][ C0] start_kernel+0x3b9/0x3c0 [ 84.543878][ C0] x86_64_start_reservations+0x24/0x30 [ 84.544161][ C0] x86_64_start_kernel+0x12b/0x130 [ 84.544447][ C0] common_startup_64+0x13e/0x148 [ 84.544754][ C0] INITIAL USE at: [ 84.544926][ C0] __lock_acquire+0x388/0xc20 [ 84.545207][ C0] lock_acquire.part.0+0xd4/0x280 [ 84.545495][ C0] _raw_spin_lock_bh+0x38/0x50 [ 84.545789][ C0] recalculate_group_addr+0x51/0x120 [ 84.546079][ C0] br_vlan_filter_toggle+0x85/0x110 [ 84.546369][ C0] br_changelink+0x575/0x16e0 [ 84.546676][ C0] br_dev_newlink+0xeb/0x160 [ 84.546960][ C0] rtnl_newlink_create+0x2d0/0x850 [ 84.547435][ C0] __rtnl_newlink+0x22b/0xa50 [ 84.547782][ C0] rtnl_newlink+0x9f1/0x11b0 [ 84.548044][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 84.548330][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 84.548630][ C0] netlink_unicast+0x486/0x750 [ 84.548915][ C0] netlink_sendmsg+0x75b/0xc90 [ 84.549206][ C0] __sock_sendmsg+0xce/0x190 [ 84.549496][ C0] ____sys_sendmsg+0x61a/0x860 [ 84.549783][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 84.550072][ C0] __sys_sendmsg+0x12c/0x1d0 [ 84.550371][ C0] do_syscall_64+0xff/0x530 [ 84.550662][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 84.551006][ C0] } [ 84.551120][ C0] ... key at: [] __key.7+0x0/0x40 [ 84.551414][ C0] ... acquired at: [ 84.551686][ C0] mark_lock+0x1d7/0xa00 [ 84.551914][ C0] mark_usage+0x42/0x170 [ 84.552146][ C0] __lock_acquire+0x388/0xc20 [ 84.552375][ C0] lock_acquire.part.0+0xd4/0x280 [ 84.552608][ C0] _raw_spin_lock+0x33/0x40 [ 84.552836][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [ 84.553214][ C0] call_timer_fn+0x160/0x4d0 [ 84.553546][ C0] __run_timers+0x68f/0xaa0 [ 84.553771][ C0] run_timer_softirq+0xf0/0x160 [ 84.554002][ C0] handle_softirqs+0x1d3/0x900 [ 84.554417][ C0] __irq_exit_rcu+0x145/0x1c0 [ 84.554657][ C0] irq_exit_rcu+0xe/0x30 [ 84.554883][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 84.555165][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 84.555450][ C0] pv_native_safe_halt+0xf/0x10 [ 84.555684][ C0] default_idle+0x9/0x10 [ 84.555916][ C0] default_idle_call+0x6e/0xb0 [ 84.556247][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 84.556548][ C0] do_idle+0xd8/0x190 [ 84.556721][ C0] cpu_startup_entry+0x53/0x70 [ 84.557041][ C0] rest_init+0x279/0x280 [ 84.557274][ C0] start_kernel+0x3b9/0x3c0 [ 84.557504][ C0] x86_64_start_reservations+0x24/0x30 [ 84.557913][ C0] x86_64_start_kernel+0x12b/0x130 [ 84.558149][ C0] common_startup_64+0x13e/0x148 [ 84.558564][ C0] [ 84.558682][ C0] [ 84.558682][ C0] stack backtrace: [ 84.558974][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 84.558979][ C0] Tainted: [W]=WARN [ 84.558981][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 84.558982][ C0] Call Trace: [ 84.558984][ C0] [ 84.558986][ C0] dump_stack_lvl+0x6f/0xa0 [ 84.558991][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 84.558996][ C0] mark_lock_irq+0x989/0x9c0 [ 84.559001][ C0] mark_lock+0x1d7/0xa00 [ 84.559004][ C0] mark_usage+0x42/0x170 [ 84.559006][ C0] __lock_acquire+0x388/0xc20 [ 84.559010][ C0] lock_acquire.part.0+0xd4/0x280 [ 84.559013][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 84.559016][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.559019][ C0] ? lock_acquire+0x13c/0x160 [ 84.559022][ C0] ? br_message_age_timer_expired+0x70/0x70 [ 84.559024][ C0] _raw_spin_lock+0x33/0x40 [ 84.559027][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 84.559029][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [ 84.559032][ C0] ? br_message_age_timer_expired+0x70/0x70 [ 84.559034][ C0] call_timer_fn+0x160/0x4d0 [ 84.559037][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 84.559040][ C0] ? debug_object_active_state+0x430/0x430 [ 84.559045][ C0] ? find_held_lock+0x2b/0x80 [ 84.559048][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 84.559050][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.559053][ C0] __run_timers+0x68f/0xaa0 [ 84.559056][ C0] ? br_message_age_timer_expired+0x70/0x70 [ 84.559059][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 84.559062][ C0] ? __lock_acquire+0x518/0xc20 [ 84.559067][ C0] ? __rwlock_init+0x150/0x150 [ 84.559071][ C0] run_timer_softirq+0xf0/0x160 [ 84.559074][ C0] ? __run_timers+0xaa0/0xaa0 [ 84.559076][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 84.559080][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.559083][ C0] handle_softirqs+0x1d3/0x900 [ 84.559086][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 84.559089][ C0] ? _local_bh_enable+0xc0/0xc0 [ 84.559092][ C0] __irq_exit_rcu+0x145/0x1c0 [ 84.559094][ C0] irq_exit_rcu+0xe/0x30 [ 84.559097][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 84.559100][ C0] [ 84.559101][ C0] [ 84.559102][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 84.559105][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 84.559107][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 84.559110][ C0] Code: 48 8b 3d 94 92 68 02 e8 1f 00 00 00 48 2b 05 58 e3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 0e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 84.559113][ C0] RSP: 0018:ffffffff9b407cf8 EFLAGS: 00000296 [ 84.559116][ C0] RAX: 00000000002d8feb RBX: ffffffff9b430600 RCX: ffffffff97b06247 [ 84.559118][ C0] RDX: ffffffff9b430600 RSI: ffffffff9ad11042 RDI: ffffffff9a6949e0 [ 84.559119][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 84.559121][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3680fa2 [ 84.559122][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 84.559125][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 84.559129][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 84.559131][ C0] default_idle+0x9/0x10 [ 84.559133][ C0] default_idle_call+0x6e/0xb0 [ 84.559136][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 84.559138][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 84.559141][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 84.559145][ C0] ? flush_smp_call_function_queue+0x67/0x160 [ 84.559148][ C0] ? rcu_is_watching+0x16/0xd0 [ 84.559151][ C0] do_idle+0xd8/0x190 [ 84.559153][ C0] cpu_startup_entry+0x53/0x70 [ 84.559156][ C0] rest_init+0x279/0x280 [ 84.559159][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 84.559163][ C0] ? rest_init+0x280/0x280 [ 84.559165][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 84.559170][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 84.559173][ C0] ? acpi_enable+0x1e4/0x330 [ 84.559176][ C0] start_kernel+0x3b9/0x3c0 [ 84.559179][ C0] x86_64_start_reservations+0x24/0x30 [ 84.559182][ C0] x86_64_start_kernel+0x12b/0x130 [ 84.559185][ C0] common_startup_64+0x13e/0x148 [ 84.559190][ C0] [ 105.212995][ T12] vx0: left allmulticast mode [ 105.213017][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 105.213020][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 105.213022][ T12] preempt_count: 1, expected: 0 [ 105.213024][ T12] RCU nest depth: 0, expected: 0 [ 105.213025][ T12] INFO: lockdep is turned off. [ 105.213027][ T12] irq event stamp: 486094 [ 105.213028][ T12] hardirqs last enabled at (486093): [] _raw_spin_unlock_irq+0x28/0x50 [ 105.213038][ T12] hardirqs last disabled at (486094): [] __schedule+0x1246/0x20e0 [ 105.213042][ T12] softirqs last enabled at (486086): [] __fib6_clean_all+0xff/0x290 [ 105.213046][ T12] softirqs last disabled at (486080): [] __fib6_clean_all+0xd9/0x290 [ 105.213050][ T12] Preemption disabled at: [ 105.213051][ T12] [] vprintk_emit+0x31b/0x3e0 [ 105.213059][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 105.213064][ T12] Tainted: [W]=WARN [ 105.213065][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 105.213068][ T12] Workqueue: netns cleanup_net [ 105.213075][ T12] Call Trace: [ 105.213077][ T12] [ 105.213079][ T12] dump_stack_lvl+0x6f/0xa0 [ 105.213086][ T12] ? vprintk_emit+0x31b/0x3e0 [ 105.213088][ T12] __might_resched.cold+0x1fe/0x2c1 [ 105.213092][ T12] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 105.213095][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 105.213100][ T12] ? rcu_is_watching+0x16/0xd0 [ 105.213103][ T12] __kmalloc_noprof+0x443/0x760 [ 105.213107][ T12] ? __rwlock_init+0x150/0x150 [ 105.213111][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 105.213117][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 105.213120][ T12] alloc_buf.isra.0+0x4b/0x260 [ 105.213124][ T12] put_chars+0x1e1/0x2f0 [ 105.213127][ T12] ? __send_to_port+0x420/0x420 [ 105.213129][ T12] ? console_prepend_replay+0x20/0x20 [ 105.213134][ T12] hvc_console_print+0x292/0x780 [ 105.213140][ T12] ? hvc_write+0x3a0/0x3a0 [ 105.213143][ T12] ? vsnprintf+0x527/0x1700 [ 105.213146][ T12] ? __rwlock_init+0x150/0x150 [ 105.213148][ T12] ? rcu_is_watching+0x16/0xd0 [ 105.213150][ T12] ? rcu_is_watching+0x16/0xd0 [ 105.213153][ T12] console_emit_next_record+0x22f/0x4c0 [ 105.213157][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 105.213160][ T12] ? rcu_is_watching+0x16/0xd0 [ 105.213162][ T12] ? rcu_is_watching+0x16/0xd0 [ 105.213164][ T12] ? rcu_is_watching+0x16/0xd0 [ 105.213166][ T12] ? lock_acquire+0x13c/0x160 [ 105.213170][ T12] ? console_flush_one_record+0x111/0x710 [ 105.213172][ T12] console_flush_one_record+0x46f/0x710 [ 105.213176][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 105.213180][ T12] console_unlock+0xee/0x1f0 [ 105.213183][ T12] ? lock_acquire+0x13c/0x160 [ 105.213186][ T12] ? console_flush_one_record+0x710/0x710 [ 105.213188][ T12] ? rcu_is_watching+0x16/0xd0 [ 105.213190][ T12] ? lock_release+0x184/0x1f0 [ 105.213193][ T12] ? lock_acquire+0xe0/0x160 [ 105.213195][ T12] ? __rcu_read_lock+0x70/0x70 [ 105.213198][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 105.213200][ T12] ? vprintk_emit+0x320/0x3e0 [ 105.213203][ T12] vprintk_emit+0x37c/0x3e0 [ 105.213206][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 105.213208][ T12] ? cleanup_net+0x431/0x940 [ 105.213210][ T12] ? worker_thread+0x4f1/0xd60 [ 105.213214][ T12] ? kthread+0x367/0x460 [ 105.213217][ T12] ? ret_from_fork+0x474/0x6b0 [ 105.213221][ T12] ? ret_from_fork_asm+0x11/0x20 [ 105.213225][ T12] _printk+0xc7/0x100 [ 105.213228][ T12] ? snapshot_read.cold+0x21/0x21 [ 105.213232][ T12] ? netdev_name+0x43/0x60 [ 105.213236][ T12] ? __netdev_printk+0x17f/0x1d0 [ 105.213239][ T12] netdev_info+0xe2/0x116 [ 105.213243][ T12] ? netdev_notice+0x120/0x120 [ 105.213246][ T12] ? rcu_is_watching+0x16/0xd0 [ 105.213248][ T12] ? __up_read+0x355/0x9e0 [ 105.213251][ T12] ? trace_hardirqs_on+0x36/0x40 [ 105.213255][ T12] ? down_write_nested+0x200/0x200 [ 105.213257][ T12] ? mutex_is_locked+0x1c/0x50 [ 105.213259][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 105.213263][ T12] dev_set_allmulti+0xa6/0x240 [ 105.213266][ T12] del_nbp+0xb7/0xc10 [ 105.213272][ T12] br_dev_delete+0x9d/0x1e0 [ 105.213275][ T12] br_net_exit_rtnl+0xb8/0x110 [ 105.213278][ T12] ops_undo_list+0x5be/0x8f0 [ 105.213282][ T12] ? netns_install+0x2a0/0x2a0 [ 105.213285][ T12] ? idr_destroy+0x121/0x250 [ 105.213289][ T12] cleanup_net+0x431/0x940 [ 105.213292][ T12] ? net_passive_dec+0x230/0x230 [ 105.213295][ T12] ? lock_acquire+0x13c/0x160 [ 105.213297][ T12] ? rcu_is_watching+0x16/0xd0 [ 105.213300][ T12] process_one_work+0xe3e/0x1560 [ 105.213304][ T12] ? __queue_delayed_work+0x470/0x470 [ 105.213308][ T12] ? find_held_lock+0x2b/0x80 [ 105.213311][ T12] ? __rwlock_init+0x150/0x150 [ 105.213314][ T12] worker_thread+0x4f1/0xd60 [ 105.213319][ T12] ? rescuer_thread+0x1340/0x1340 [ 105.213322][ T12] kthread+0x367/0x460 [ 105.213324][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 105.213327][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 105.213330][ T12] ret_from_fork+0x474/0x6b0 [ 105.213332][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 105.213335][ T12] ? __switch_to+0x5a3/0xe00 [ 105.213340][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 105.213342][ T12] ret_from_fork_asm+0x11/0x20 [ 105.213348][ T12] [ 105.238887][ T12] vx0: left promiscuous mode [ 105.239317][ T12] br0: port 2(vx0) entered disabled state [ 105.240779][ T12] swp1: left allmulticast mode [ 105.241103][ T12] swp1: left promiscuous mode [ 105.241505][ T12] br0: port 1(swp1) entered disabled state [ 105.313912][ T12] vx0: left allmulticast mode [ 105.314093][ T12] vx0: left promiscuous mode [ 105.314298][ T12] br0: port 2(vx0) entered disabled state [ 105.315136][ T12] swp1: left allmulticast mode [ 105.319700][ T12] swp1: left promiscuous mode [ 105.319923][ T12] br0: port 1(swp1) entered disabled state