[ 9.972467][ T187] ip (187) used greatest stack depth: 23712 bytes left [ 9.972485][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.972487][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 9.972488][ T187] preempt_count: 2, expected: 0 [ 9.972489][ T187] RCU nest depth: 0, expected: 0 [ 9.972490][ T187] locks held by ip/187: 5, last CPU#0: [ 9.972493][ T187] #0: ffffffff952027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.972505][ T187] #1: ffffffff95369cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.972511][ T187] #2: ffffffff95369d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.972515][ T187] #3: ffffffff95289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.972519][ T187] #4: ffffffff95289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.972523][ T187] irq event stamp: 38970 [ 9.972524][ T187] hardirqs last enabled at (38969): [] __down_trylock_console_sem+0x86/0xa0 [ 9.972527][ T187] hardirqs last disabled at (38970): [] console_emit_next_record+0x3d4/0x4c0 [ 9.972529][ T187] softirqs last enabled at (38312): [] handle_softirqs+0x67c/0x900 [ 9.972531][ T187] softirqs last disabled at (38307): [] __irq_exit_rcu+0x145/0x1c0 [ 9.972533][ T187] Preemption disabled at: [ 9.972534][ T187] [<0000000000000000>] 0x0 [ 9.972540][ T187] CPU: 0 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.972544][ T187] Tainted: [W]=WARN [ 9.972544][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.972546][ T187] Call Trace: [ 9.972547][ T187] [ 9.972549][ T187] dump_stack_lvl+0x6f/0xa0 [ 9.972556][ T187] __might_resched.cold+0x1fe/0x2c1 [ 9.972561][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.972566][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 9.972572][ T187] __kmalloc_noprof+0x443/0x760 [ 9.972574][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 9.972580][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 9.972583][ T187] alloc_buf.isra.0+0x4b/0x260 [ 9.972586][ T187] put_chars+0x1e1/0x2f0 [ 9.972589][ T187] ? __send_to_port+0x420/0x420 [ 9.972590][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.972595][ T187] ? validate_chain+0x38b/0xc20 [ 9.972600][ T187] hvc_console_print+0x292/0x780 [ 9.972607][ T187] ? hvc_write+0x3a0/0x3a0 [ 9.972609][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.972611][ T187] ? lock_acquire+0x13c/0x160 [ 9.972615][ T187] console_emit_next_record+0x22f/0x4c0 [ 9.972619][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 9.972621][ T187] ? console_flush_one_record+0x106/0x710 [ 9.972624][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.972627][ T187] ? lock_acquire+0x13c/0x160 [ 9.972630][ T187] console_flush_one_record+0x46f/0x710 [ 9.972635][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 9.972636][ T187] ? __lock_acquire+0x518/0xc20 [ 9.972642][ T187] console_unlock+0xee/0x1f0 [ 9.972644][ T187] ? console_flush_one_record+0x710/0x710 [ 9.972646][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.972649][ T187] ? lock_acquire+0x60/0x160 [ 9.972652][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.972654][ T187] ? vprintk_emit+0x320/0x3e0 [ 9.972657][ T187] vprintk_emit+0x37c/0x3e0 [ 9.972661][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 9.972664][ T187] ? __lock_acquire+0x518/0xc20 [ 9.972668][ T187] _printk+0xc7/0x100 [ 9.972672][ T187] ? snapshot_read.cold+0x21/0x21 [ 9.972675][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.972677][ T187] ? __rwlock_init+0x150/0x150 [ 9.972681][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.972684][ T187] do_exit.cold+0x82/0x9c [ 9.972688][ T187] ? exit_notify+0x890/0x890 [ 9.972690][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 9.972693][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.972697][ T187] do_group_exit+0xb8/0x370 [ 9.972700][ T187] __x64_sys_exit_group+0x3c/0x50 [ 9.972701][ T187] x64_sys_call+0x1567/0x1570 [ 9.972704][ T187] do_syscall_64+0xff/0x530 [ 9.972707][ T187] ? exc_page_fault+0xee/0x100 [ 9.972710][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.972712][ T187] RIP: 0033:0x7fd18db701b8 [ 9.972715][ T187] Code: Unable to access opcode bytes at 0x7fd18db7018e. [ 9.972716][ T187] RSP: 002b:00007ffd24758408 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.972718][ T187] RAX: ffffffffffffffda RBX: 00007fd18dca0f88 RCX: 00007fd18db701b8 [ 9.972720][ T187] RDX: 00007fd18d8bafc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.972721][ T187] RBP: 00007ffd24758460 R08: 0000000000000000 R09: 0000000000008010 [ 9.972721][ T187] R10: 00007ffd24758220 R11: 0000000000000246 R12: 0000000000000001 [ 9.972722][ T187] R13: 0000000000000000 R14: 00007fd18dc9f680 R15: 00007fd18dca0fa0 [ 9.972735][ T187] [ 11.844805][ T265] br1: port 1(vx1) entered blocking state [ 11.844882][ T265] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.844884][ T265] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 265, name: ip [ 11.844886][ T265] preempt_count: 1, expected: 0 [ 11.844888][ T265] RCU nest depth: 0, expected: 0 [ 11.844888][ T265] locks held by ip/265: 5, last CPU#0: [ 11.844891][ T265] #0: ffffffff95ad2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.844903][ T265] #1: ffffffff95369cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.844910][ T265] #2: ffffffff95369d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.844914][ T265] #3: ffffffff95289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.844918][ T265] #4: ffffffff95289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.844922][ T265] irq event stamp: 14678 [ 11.844923][ T265] hardirqs last enabled at (14677): [] __down_trylock_console_sem+0x86/0xa0 [ 11.844926][ T265] hardirqs last disabled at (14678): [] console_emit_next_record+0x3d4/0x4c0 [ 11.844928][ T265] softirqs last enabled at (14588): [] __alloc_skb+0x4c2/0x5f0 [ 11.844931][ T265] softirqs last disabled at (14586): [] __alloc_skb+0x4c2/0x5f0 [ 11.844934][ T265] Preemption disabled at: [ 11.844934][ T265] [] vprintk_emit+0x31b/0x3e0 [ 11.844941][ T265] CPU: 0 UID: 0 PID: 265 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.844944][ T265] Tainted: [W]=WARN [ 11.844945][ T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.844947][ T265] Call Trace: [ 11.844949][ T265] [ 11.844950][ T265] dump_stack_lvl+0x6f/0xa0 [ 11.844956][ T265] ? vprintk_emit+0x31b/0x3e0 [ 11.844959][ T265] __might_resched.cold+0x1fe/0x2c1 [ 11.844964][ T265] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.844968][ T265] ? __kmalloc_noprof+0xdb/0x760 [ 11.844974][ T265] __kmalloc_noprof+0x443/0x760 [ 11.844976][ T265] ? alloc_buf.isra.0+0x4b/0x260 [ 11.844982][ T265] ? do_raw_spin_unlock+0x59/0x250 [ 11.844984][ T265] alloc_buf.isra.0+0x4b/0x260 [ 11.844988][ T265] put_chars+0x1e1/0x2f0 [ 11.844991][ T265] ? __send_to_port+0x420/0x420 [ 11.844995][ T265] ? validate_chain+0x34a/0xc20 [ 11.844999][ T265] hvc_console_print+0x292/0x780 [ 11.845002][ T265] ? mark_usage+0x61/0x170 [ 11.845004][ T265] ? __lock_acquire+0x518/0xc20 [ 11.845006][ T265] ? __lock_acquire+0x518/0xc20 [ 11.845010][ T265] ? hvc_write+0x3a0/0x3a0 [ 11.845012][ T265] ? console_emit_next_record+0x1df/0x4c0 [ 11.845015][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.845019][ T265] ? lock_acquire+0x13c/0x160 [ 11.845023][ T265] console_emit_next_record+0x22f/0x4c0 [ 11.845027][ T265] ? devkmsg_read+0x4b0/0x4b0 [ 11.845029][ T265] ? console_flush_one_record+0x106/0x710 [ 11.845032][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.845034][ T265] ? lock_acquire+0x13c/0x160 [ 11.845038][ T265] console_flush_one_record+0x46f/0x710 [ 11.845043][ T265] ? console_emit_next_record+0x4c0/0x4c0 [ 11.845045][ T265] ? __lock_acquire+0x518/0xc20 [ 11.845050][ T265] console_unlock+0xee/0x1f0 [ 11.845053][ T265] ? console_flush_one_record+0x710/0x710 [ 11.845055][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.845057][ T265] ? lock_acquire+0x60/0x160 [ 11.845061][ T265] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.845063][ T265] ? vprintk_emit+0x320/0x3e0 [ 11.845066][ T265] vprintk_emit+0x37c/0x3e0 [ 11.845070][ T265] ? wake_up_klogd_work_func+0x90/0x90 [ 11.845072][ T265] ? __lock_release.isra.0+0x69/0x1a0 [ 11.845074][ T265] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.845079][ T265] ? mark_held_locks+0x40/0x70 [ 11.845082][ T265] _printk+0xc7/0x100 [ 11.845086][ T265] ? snapshot_read.cold+0x21/0x21 [ 11.845090][ T265] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.845103][ T265] ? do_setlink.isra.0+0xa31/0x2750 [ 11.845105][ T265] ? rtnl_newlink+0x9f1/0x11c0 [ 11.845106][ T265] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.845110][ T265] br_set_state+0x22f/0x430 [bridge] [ 11.845121][ T265] br_init_port+0xc4/0x200 [bridge] [ 11.845129][ T265] new_nbp+0x39c/0x580 [bridge] [ 11.845138][ T265] br_add_if+0x212/0x1320 [bridge] [ 11.845146][ T265] ? is_bpf_text_address+0x72/0x110 [ 11.845150][ T265] ? kernel_text_address+0x149/0x170 [ 11.845153][ T265] ? __kernel_text_address+0x12/0x30 [ 11.845157][ T265] do_set_master+0x357/0x580 [ 11.845162][ T265] do_setlink.isra.0+0xa31/0x2750 [ 11.845165][ T265] ? stack_trace_save+0x93/0xc0 [ 11.845168][ T265] ? rtnl_link_get_size+0x350/0x350 [ 11.845170][ T265] ? rcu_read_lock_any_held+0x66/0x90 [ 11.845172][ T265] ? stack_depot_save_flags+0x38e/0x790 [ 11.845175][ T265] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.845178][ T265] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.845180][ T265] ? validate_chain+0x38b/0xc20 [ 11.845183][ T265] ? kasan_save_stack+0x3d/0x50 [ 11.845186][ T265] ? kasan_save_stack+0x2f/0x50 [ 11.845188][ T265] ? kasan_save_track+0x14/0x30 [ 11.845191][ T265] ? __lock_acquire+0x518/0xc20 [ 11.845193][ T265] ? netlink_seq_next+0x4e/0x60 [ 11.845195][ T265] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.845200][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 11.845202][ T265] ? rtnl_newlink+0x9a8/0x11c0 [ 11.845205][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.845207][ T265] ? lock_acquire+0x13c/0x160 [ 11.845209][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.845211][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.845213][ T265] ? trace_contention_end+0xb3/0x180 [ 11.845217][ T265] ? __mutex_lock+0x1db/0x1ea0 [ 11.845219][ T265] ? __mutex_lock+0x9a3/0x1ea0 [ 11.845221][ T265] ? rtnl_newlink+0x9a8/0x11c0 [ 11.845224][ T265] ? ww_mutex_lock+0x160/0x160 [ 11.845226][ T265] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.845231][ T265] ? __rtnl_newlink+0x3fa/0xa50 [ 11.845236][ T265] rtnl_newlink+0x9f1/0x11c0 [ 11.845241][ T265] ? rtnl_bridge_getlink+0x850/0x850 [ 11.845243][ T265] ? __lock_acquire+0x518/0xc20 [ 11.845248][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 11.845250][ T265] ? find_held_lock+0x2b/0x80 [ 11.845252][ T265] ? rtnl_bridge_getlink+0x850/0x850 [ 11.845254][ T265] ? __lock_release.isra.0+0x69/0x1a0 [ 11.845258][ T265] ? rtnl_bridge_getlink+0x850/0x850 [ 11.845260][ T265] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.845263][ T265] ? rtnl_link_fill+0x920/0x920 [ 11.845264][ T265] ? __lock_acquire+0x518/0xc20 [ 11.845269][ T265] ? lock_acquire.part.0+0xd4/0x280 [ 11.845271][ T265] ? find_held_lock+0x2b/0x80 [ 11.845274][ T265] netlink_rcv_skb+0x14e/0x3a0 [ 11.845276][ T265] ? rtnl_link_fill+0x920/0x920 [ 11.845279][ T265] ? netlink_ack+0xcf0/0xcf0 [ 11.845285][ T265] ? netlink_deliver_tap+0xc5/0x330 [ 11.845287][ T265] ? netlink_deliver_tap+0x13c/0x330 [ 11.845291][ T265] netlink_unicast+0x486/0x750 [ 11.845295][ T265] ? netlink_attachskb+0x810/0x810 [ 11.845297][ T265] ? __lock_acquire+0x518/0xc20 [ 11.845302][ T265] netlink_sendmsg+0x735/0xc60 [ 11.845305][ T265] ? netlink_unicast+0x750/0x750 [ 11.845309][ T265] ? __might_fault+0x97/0x140 [ 11.845315][ T265] ____sys_sendmsg+0x415/0x880 [ 11.845317][ T265] ? copy_msghdr_from_user+0x279/0x420 [ 11.845319][ T265] ? get_timestamp.constprop.0+0x390/0x390 [ 11.845321][ T265] ? move_addr_to_kernel+0x40/0x40 [ 11.845329][ T265] ___sys_sendmsg+0x14e/0x1d0 [ 11.845331][ T265] ? copy_msghdr_from_user+0x420/0x420 [ 11.845350][ T265] __sys_sendmsg+0x12c/0x1d0 [ 11.845353][ T265] ? __sys_sendmsg_sock+0x20/0x20 [ 11.845359][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.845363][ T265] do_syscall_64+0xff/0x530 [ 11.845365][ T265] ? exc_page_fault+0xee/0x100 [ 11.845368][ T265] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.845371][ T265] RIP: 0033:0x7fc21c51854e [ 11.845374][ T265] 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 [ 11.845377][ T265] RSP: 002b:00007ffd6e964770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.845379][ T265] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc21c51854e [ 11.845381][ T265] RDX: 0000000000000000 RSI: 00007ffd6e964820 RDI: 0000000000000005 [ 11.845382][ T265] RBP: 00007ffd6e964780 R08: 0000000000000000 R09: 0000000000000000 [ 11.845383][ T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91393f [ 11.845384][ T265] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd6e964ee0 [ 11.845391][ T265] [ 11.893406][ T265] br1: port 1(vx1) entered disabled state [ 11.893706][ T265] vx1: entered allmulticast mode [ 11.895461][ T265] vx1: entered promiscuous mode [ 11.902500][ T265] br1: port 1(vx1) entered blocking state [ 11.902879][ T265] br1: port 1(vx1) entered forwarding state [ 11.909403][ T265] ip (265) used greatest stack depth: 23336 bytes left [ 11.929030][ T266] br1: port 2(veth1) entered blocking state [ 11.929876][ T266] br1: port 2(veth1) entered disabled state [ 11.930232][ T266] veth1: entered allmulticast mode [ 11.931904][ T266] veth1: entered promiscuous mode [ 11.962743][ T46] br1: port 2(veth1) entered blocking state [ 11.963189][ T46] br1: port 2(veth1) entered forwarding state [ 11.997117][ T268] br1: port 3(veth2) entered blocking state [ 11.997663][ T268] br1: port 3(veth2) entered disabled state [ 11.997981][ T268] veth2: entered allmulticast mode [ 11.999540][ T268] veth2: entered promiscuous mode [ 12.025727][ T46] br1: port 3(veth2) entered blocking state [ 12.026101][ T46] br1: port 3(veth2) entered forwarding state [ 13.207038][ T314] br2: port 1(w1) entered blocking state [ 13.207055][ T314] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.207057][ T314] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 314, name: ip [ 13.207059][ T314] preempt_count: 1, expected: 0 [ 13.207060][ T314] RCU nest depth: 0, expected: 0 [ 13.207061][ T314] locks held by ip/314: 5, last CPU#0: [ 13.207063][ T314] #0: ffffffff95ad2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 13.207076][ T314] #1: ffffffff95369cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.207083][ T314] #2: ffffffff95369d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.207087][ T314] #3: ffffffff95289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.207091][ T314] #4: ffffffff95289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.207095][ T314] irq event stamp: 14414 [ 13.207096][ T314] hardirqs last enabled at (14413): [] __down_trylock_console_sem+0x86/0xa0 [ 13.207098][ T314] hardirqs last disabled at (14414): [] console_emit_next_record+0x3d4/0x4c0 [ 13.207100][ T314] softirqs last enabled at (14356): [] __alloc_skb+0x4c2/0x5f0 [ 13.207104][ T314] softirqs last disabled at (14354): [] __alloc_skb+0x4c2/0x5f0 [ 13.207106][ T314] Preemption disabled at: [ 13.207107][ T314] [] vprintk_emit+0x31b/0x3e0 [ 13.207112][ T314] CPU: 0 UID: 0 PID: 314 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.207116][ T314] Tainted: [W]=WARN [ 13.207117][ T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.207118][ T314] Call Trace: [ 13.207120][ T314] [ 13.207122][ T314] dump_stack_lvl+0x6f/0xa0 [ 13.207128][ T314] ? vprintk_emit+0x31b/0x3e0 [ 13.207130][ T314] __might_resched.cold+0x1fe/0x2c1 [ 13.207135][ T314] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.207139][ T314] ? __kmalloc_noprof+0xdb/0x760 [ 13.207145][ T314] __kmalloc_noprof+0x443/0x760 [ 13.207147][ T314] ? alloc_buf.isra.0+0x4b/0x260 [ 13.207153][ T314] ? do_raw_spin_unlock+0x59/0x250 [ 13.207156][ T314] alloc_buf.isra.0+0x4b/0x260 [ 13.207159][ T314] put_chars+0x1e1/0x2f0 [ 13.207161][ T314] ? prb_final_commit+0x50/0x50 [ 13.207163][ T314] ? __send_to_port+0x420/0x420 [ 13.207166][ T314] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.207170][ T314] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.207173][ T314] ? validate_chain+0x38b/0xc20 [ 13.207176][ T314] hvc_console_print+0x292/0x780 [ 13.207179][ T314] ? mark_usage+0x61/0x170 [ 13.207181][ T314] ? __lock_acquire+0x518/0xc20 [ 13.207183][ T314] ? __lock_acquire+0x518/0xc20 [ 13.207187][ T314] ? hvc_write+0x3a0/0x3a0 [ 13.207189][ T314] ? console_emit_next_record+0x1df/0x4c0 [ 13.207192][ T314] ? rcu_is_watching+0x16/0xd0 [ 13.207195][ T314] ? lock_acquire+0x13c/0x160 [ 13.207199][ T314] console_emit_next_record+0x22f/0x4c0 [ 13.207203][ T314] ? devkmsg_read+0x4b0/0x4b0 [ 13.207205][ T314] ? console_flush_one_record+0x106/0x710 [ 13.207208][ T314] ? rcu_is_watching+0x16/0xd0 [ 13.207210][ T314] ? lock_acquire+0x13c/0x160 [ 13.207214][ T314] console_flush_one_record+0x46f/0x710 [ 13.207219][ T314] ? console_emit_next_record+0x4c0/0x4c0 [ 13.207220][ T314] ? __lock_acquire+0x518/0xc20 [ 13.207226][ T314] console_unlock+0xee/0x1f0 [ 13.207229][ T314] ? console_flush_one_record+0x710/0x710 [ 13.207230][ T314] ? rcu_is_watching+0x16/0xd0 [ 13.207233][ T314] ? lock_acquire+0x60/0x160 [ 13.207237][ T314] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.207238][ T314] ? vprintk_emit+0x320/0x3e0 [ 13.207242][ T314] vprintk_emit+0x37c/0x3e0 [ 13.207246][ T314] ? wake_up_klogd_work_func+0x90/0x90 [ 13.207248][ T314] ? __lock_release.isra.0+0x69/0x1a0 [ 13.207251][ T314] ? mark_held_locks+0x40/0x70 [ 13.207255][ T314] _printk+0xc7/0x100 [ 13.207259][ T314] ? snapshot_read.cold+0x21/0x21 [ 13.207263][ T314] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 13.207276][ T314] ? do_setlink.isra.0+0xa31/0x2750 [ 13.207277][ T314] ? rtnl_newlink+0x9f1/0x11c0 [ 13.207278][ T314] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.207283][ T314] br_set_state+0x22f/0x430 [bridge] [ 13.207293][ T314] br_init_port+0xc4/0x200 [bridge] [ 13.207302][ T314] new_nbp+0x39c/0x580 [bridge] [ 13.207311][ T314] br_add_if+0x212/0x1320 [bridge] [ 13.207319][ T314] ? is_bpf_text_address+0x72/0x110 [ 13.207323][ T314] ? kernel_text_address+0x149/0x170 [ 13.207326][ T314] ? __kernel_text_address+0x12/0x30 [ 13.207330][ T314] do_set_master+0x357/0x580 [ 13.207335][ T314] do_setlink.isra.0+0xa31/0x2750 [ 13.207338][ T314] ? stack_trace_save+0x93/0xc0 [ 13.207343][ T314] ? rtnl_link_get_size+0x350/0x350 [ 13.207345][ T314] ? rcu_read_lock_any_held+0x66/0x90 [ 13.207347][ T314] ? stack_depot_save_flags+0x38e/0x790 [ 13.207350][ T314] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.207353][ T314] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.207355][ T314] ? validate_chain+0x38b/0xc20 [ 13.207358][ T314] ? kasan_save_stack+0x3d/0x50 [ 13.207361][ T314] ? kasan_save_stack+0x2f/0x50 [ 13.207363][ T314] ? kasan_save_track+0x14/0x30 [ 13.207365][ T314] ? __lock_acquire+0x518/0xc20 [ 13.207367][ T314] ? netlink_seq_next+0x4e/0x60 [ 13.207371][ T314] ? ___sys_sendmsg+0xb0/0x1d0 [ 13.207375][ T314] ? lock_acquire.part.0+0xd4/0x280 [ 13.207377][ T314] ? rtnl_newlink+0x9a8/0x11c0 [ 13.207380][ T314] ? rcu_is_watching+0x16/0xd0 [ 13.207382][ T314] ? lock_acquire+0x13c/0x160 [ 13.207384][ T314] ? rcu_is_watching+0x16/0xd0 [ 13.207385][ T314] ? rcu_is_watching+0x16/0xd0 [ 13.207388][ T314] ? trace_contention_end+0xb3/0x180 [ 13.207392][ T314] ? __mutex_lock+0x1db/0x1ea0 [ 13.207395][ T314] ? __mutex_lock+0x9a3/0x1ea0 [ 13.207397][ T314] ? rtnl_newlink+0x9a8/0x11c0 [ 13.207400][ T314] ? ww_mutex_lock+0x160/0x160 [ 13.207402][ T314] ? nla_get_range_signed+0x3d0/0x3d0 [ 13.207407][ T314] ? __rtnl_newlink+0x3fa/0xa50 [ 13.207412][ T314] rtnl_newlink+0x9f1/0x11c0 [ 13.207418][ T314] ? rtnl_bridge_getlink+0x850/0x850 [ 13.207420][ T314] ? __lock_acquire+0x518/0xc20 [ 13.207424][ T314] ? lock_acquire.part.0+0xd4/0x280 [ 13.207426][ T314] ? find_held_lock+0x2b/0x80 [ 13.207428][ T314] ? rtnl_bridge_getlink+0x850/0x850 [ 13.207430][ T314] ? __lock_release.isra.0+0x69/0x1a0 [ 13.207434][ T314] ? rtnl_bridge_getlink+0x850/0x850 [ 13.207436][ T314] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.207439][ T314] ? rtnl_link_fill+0x920/0x920 [ 13.207440][ T314] ? __lock_acquire+0x518/0xc20 [ 13.207445][ T314] ? lock_acquire.part.0+0xd4/0x280 [ 13.207447][ T314] ? find_held_lock+0x2b/0x80 [ 13.207450][ T314] netlink_rcv_skb+0x14e/0x3a0 [ 13.207452][ T314] ? rtnl_link_fill+0x920/0x920 [ 13.207455][ T314] ? netlink_ack+0xcf0/0xcf0 [ 13.207461][ T314] ? netlink_deliver_tap+0xc5/0x330 [ 13.207463][ T314] ? netlink_deliver_tap+0x13c/0x330 [ 13.207467][ T314] netlink_unicast+0x486/0x750 [ 13.207471][ T314] ? netlink_attachskb+0x810/0x810 [ 13.207474][ T314] ? __lock_acquire+0x518/0xc20 [ 13.207478][ T314] netlink_sendmsg+0x735/0xc60 [ 13.207482][ T314] ? netlink_unicast+0x750/0x750 [ 13.207485][ T314] ? __might_fault+0x97/0x140 [ 13.207491][ T314] ____sys_sendmsg+0x415/0x880 [ 13.207493][ T314] ? copy_msghdr_from_user+0x279/0x420 [ 13.207495][ T314] ? get_timestamp.constprop.0+0x390/0x390 [ 13.207497][ T314] ? move_addr_to_kernel+0x40/0x40 [ 13.207505][ T314] ___sys_sendmsg+0x14e/0x1d0 [ 13.207507][ T314] ? copy_msghdr_from_user+0x420/0x420 [ 13.207523][ T314] __sys_sendmsg+0x12c/0x1d0 [ 13.207526][ T314] ? __sys_sendmsg_sock+0x20/0x20 [ 13.207532][ T314] ? rcu_is_watching+0x16/0xd0 [ 13.207536][ T314] do_syscall_64+0xff/0x530 [ 13.207538][ T314] ? exc_page_fault+0xee/0x100 [ 13.207541][ T314] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.207544][ T314] RIP: 0033:0x7fb342d1254e [ 13.207547][ T314] 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 [ 13.207549][ T314] RSP: 002b:00007ffcbeb144e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.207552][ T314] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb342d1254e [ 13.207553][ T314] RDX: 0000000000000000 RSI: 00007ffcbeb14590 RDI: 0000000000000005 [ 13.207554][ T314] RBP: 00007ffcbeb144f0 R08: 0000000000000000 R09: 0000000000000000 [ 13.207555][ T314] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913940 [ 13.207556][ T314] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbeb14c50 [ 13.207563][ T314] [ 13.249179][ T314] br2: port 1(w1) entered disabled state [ 13.249613][ T314] w1: entered allmulticast mode [ 13.252268][ T314] w1: entered promiscuous mode [ 13.451507][ T320] br2: port 2(vx2) entered blocking state [ 13.451840][ T320] br2: port 2(vx2) entered disabled state [ 13.452171][ T320] vx2: entered allmulticast mode [ 13.454214][ T320] vx2: entered promiscuous mode [ 13.454906][ T320] br2: port 2(vx2) entered blocking state [ 13.455192][ T320] br2: port 2(vx2) entered forwarding state [ 13.660507][ T38] br2: port 1(w1) entered blocking state [ 13.660851][ T38] br2: port 1(w1) entered forwarding state [ 14.218315][ T351] br2: port 1(w1) entered blocking state [ 14.218335][ T351] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.218337][ T351] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 351, name: ip [ 14.218339][ T351] preempt_count: 1, expected: 0 [ 14.218342][ T351] RCU nest depth: 0, expected: 0 [ 14.218343][ T351] locks held by ip/351: 5, last CPU#3: [ 14.218345][ T351] #0: ffffffff95ad2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 14.218358][ T351] #1: ffffffff95369cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.218365][ T351] #2: ffffffff95369d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.218369][ T351] #3: ffffffff95289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.218373][ T351] #4: ffffffff95289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.218377][ T351] irq event stamp: 20202 [ 14.218378][ T351] hardirqs last enabled at (20201): [] __down_trylock_console_sem+0x86/0xa0 [ 14.218381][ T351] hardirqs last disabled at (20202): [] console_emit_next_record+0x3d4/0x4c0 [ 14.218383][ T351] softirqs last enabled at (20144): [] __alloc_skb+0x4c2/0x5f0 [ 14.218386][ T351] softirqs last disabled at (20142): [] __alloc_skb+0x4c2/0x5f0 [ 14.218389][ T351] Preemption disabled at: [ 14.218389][ T351] [] vprintk_emit+0x31b/0x3e0 [ 14.218395][ T351] CPU: 3 UID: 0 PID: 351 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.218399][ T351] Tainted: [W]=WARN [ 14.218399][ T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.218401][ T351] Call Trace: [ 14.218403][ T351] [ 14.218404][ T351] dump_stack_lvl+0x6f/0xa0 [ 14.218410][ T351] ? vprintk_emit+0x31b/0x3e0 [ 14.218412][ T351] __might_resched.cold+0x1fe/0x2c1 [ 14.218417][ T351] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.218422][ T351] ? __kmalloc_noprof+0xdb/0x760 [ 14.218427][ T351] __kmalloc_noprof+0x443/0x760 [ 14.218429][ T351] ? alloc_buf.isra.0+0x4b/0x260 [ 14.218435][ T351] ? do_raw_spin_unlock+0x59/0x250 [ 14.218438][ T351] alloc_buf.isra.0+0x4b/0x260 [ 14.218441][ T351] put_chars+0x1e1/0x2f0 [ 14.218443][ T351] ? prb_final_commit+0x50/0x50 [ 14.218445][ T351] ? __send_to_port+0x420/0x420 [ 14.218448][ T351] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.218453][ T351] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.218455][ T351] ? validate_chain+0x38b/0xc20 [ 14.218459][ T351] hvc_console_print+0x292/0x780 [ 14.218462][ T351] ? mark_usage+0x61/0x170 [ 14.218464][ T351] ? __lock_acquire+0x518/0xc20 [ 14.218466][ T351] ? __lock_acquire+0x518/0xc20 [ 14.218469][ T351] ? hvc_write+0x3a0/0x3a0 [ 14.218472][ T351] ? console_emit_next_record+0x1df/0x4c0 [ 14.218475][ T351] ? rcu_is_watching+0x16/0xd0 [ 14.218477][ T351] ? lock_acquire+0x13c/0x160 [ 14.218481][ T351] console_emit_next_record+0x22f/0x4c0 [ 14.218485][ T351] ? devkmsg_read+0x4b0/0x4b0 [ 14.218487][ T351] ? console_flush_one_record+0x106/0x710 [ 14.218490][ T351] ? rcu_is_watching+0x16/0xd0 [ 14.218492][ T351] ? lock_acquire+0x13c/0x160 [ 14.218496][ T351] console_flush_one_record+0x46f/0x710 [ 14.218500][ T351] ? console_emit_next_record+0x4c0/0x4c0 [ 14.218502][ T351] ? __lock_acquire+0x518/0xc20 [ 14.218508][ T351] console_unlock+0xee/0x1f0 [ 14.218510][ T351] ? console_flush_one_record+0x710/0x710 [ 14.218512][ T351] ? rcu_is_watching+0x16/0xd0 [ 14.218515][ T351] ? lock_acquire+0x60/0x160 [ 14.218518][ T351] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.218520][ T351] ? vprintk_emit+0x320/0x3e0 [ 14.218523][ T351] vprintk_emit+0x37c/0x3e0 [ 14.218527][ T351] ? wake_up_klogd_work_func+0x90/0x90 [ 14.218530][ T351] ? __lock_release.isra.0+0x69/0x1a0 [ 14.218533][ T351] ? mark_held_locks+0x40/0x70 [ 14.218536][ T351] _printk+0xc7/0x100 [ 14.218540][ T351] ? snapshot_read.cold+0x21/0x21 [ 14.218544][ T351] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 14.218558][ T351] ? do_setlink.isra.0+0xa31/0x2750 [ 14.218559][ T351] ? rtnl_newlink+0x9f1/0x11c0 [ 14.218561][ T351] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 14.218565][ T351] br_set_state+0x22f/0x430 [bridge] [ 14.218576][ T351] br_init_port+0xc4/0x200 [bridge] [ 14.218585][ T351] new_nbp+0x39c/0x580 [bridge] [ 14.218594][ T351] br_add_if+0x212/0x1320 [bridge] [ 14.218602][ T351] ? is_bpf_text_address+0x72/0x110 [ 14.218606][ T351] ? kernel_text_address+0x149/0x170 [ 14.218609][ T351] ? __kernel_text_address+0x12/0x30 [ 14.218613][ T351] do_set_master+0x357/0x580 [ 14.218618][ T351] do_setlink.isra.0+0xa31/0x2750 [ 14.218621][ T351] ? stack_trace_save+0x93/0xc0 [ 14.218624][ T351] ? rtnl_link_get_size+0x350/0x350 [ 14.218626][ T351] ? rcu_read_lock_any_held+0x66/0x90 [ 14.218627][ T351] ? stack_depot_save_flags+0x38e/0x790 [ 14.218631][ T351] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.218634][ T351] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.218636][ T351] ? validate_chain+0x38b/0xc20 [ 14.218639][ T351] ? kasan_save_stack+0x3d/0x50 [ 14.218642][ T351] ? kasan_save_stack+0x2f/0x50 [ 14.218644][ T351] ? kasan_save_track+0x14/0x30 [ 14.218647][ T351] ? __lock_acquire+0x518/0xc20 [ 14.218649][ T351] ? netlink_seq_next+0x4e/0x60 [ 14.218652][ T351] ? ___sys_sendmsg+0xb0/0x1d0 [ 14.218656][ T351] ? lock_acquire.part.0+0xd4/0x280 [ 14.218658][ T351] ? rtnl_newlink+0x9a8/0x11c0 [ 14.218661][ T351] ? rcu_is_watching+0x16/0xd0 [ 14.218663][ T351] ? lock_acquire+0x13c/0x160 [ 14.218665][ T351] ? rcu_is_watching+0x16/0xd0 [ 14.218666][ T351] ? rcu_is_watching+0x16/0xd0 [ 14.218669][ T351] ? trace_contention_end+0xb3/0x180 [ 14.218673][ T351] ? __mutex_lock+0x1db/0x1ea0 [ 14.218676][ T351] ? __mutex_lock+0x9a3/0x1ea0 [ 14.218678][ T351] ? rtnl_newlink+0x9a8/0x11c0 [ 14.218682][ T351] ? ww_mutex_lock+0x160/0x160 [ 14.218683][ T351] ? nla_get_range_signed+0x3d0/0x3d0 [ 14.218688][ T351] ? __rtnl_newlink+0x3fa/0xa50 [ 14.218693][ T351] rtnl_newlink+0x9f1/0x11c0 [ 14.218699][ T351] ? rtnl_bridge_getlink+0x850/0x850 [ 14.218701][ T351] ? __lock_acquire+0x518/0xc20 [ 14.218705][ T351] ? lock_acquire.part.0+0xd4/0x280 [ 14.218707][ T351] ? find_held_lock+0x2b/0x80 [ 14.218709][ T351] ? rtnl_bridge_getlink+0x850/0x850 [ 14.218711][ T351] ? __lock_release.isra.0+0x69/0x1a0 [ 14.218715][ T351] ? rtnl_bridge_getlink+0x850/0x850 [ 14.218717][ T351] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 14.218720][ T351] ? rtnl_link_fill+0x920/0x920 [ 14.218721][ T351] ? __lock_acquire+0x518/0xc20 [ 14.218726][ T351] ? lock_acquire.part.0+0xd4/0x280 [ 14.218727][ T351] ? find_held_lock+0x2b/0x80 [ 14.218731][ T351] netlink_rcv_skb+0x14e/0x3a0 [ 14.218733][ T351] ? rtnl_link_fill+0x920/0x920 [ 14.218736][ T351] ? netlink_ack+0xcf0/0xcf0 [ 14.218742][ T351] ? netlink_deliver_tap+0xc5/0x330 [ 14.218743][ T351] ? netlink_deliver_tap+0x13c/0x330 [ 14.218754][ T351] netlink_unicast+0x486/0x750 [ 14.218757][ T351] ? netlink_attachskb+0x810/0x810 [ 14.218760][ T351] ? __lock_acquire+0x518/0xc20 [ 14.218764][ T351] netlink_sendmsg+0x735/0xc60 [ 14.218768][ T351] ? netlink_unicast+0x750/0x750 [ 14.218772][ T351] ? __might_fault+0x97/0x140 [ 14.218778][ T351] ____sys_sendmsg+0x415/0x880 [ 14.218780][ T351] ? copy_msghdr_from_user+0x279/0x420 [ 14.218782][ T351] ? get_timestamp.constprop.0+0x390/0x390 [ 14.218784][ T351] ? move_addr_to_kernel+0x40/0x40 [ 14.218791][ T351] ___sys_sendmsg+0x14e/0x1d0 [ 14.218794][ T351] ? copy_msghdr_from_user+0x420/0x420 [ 14.218810][ T351] __sys_sendmsg+0x12c/0x1d0 [ 14.218813][ T351] ? __sys_sendmsg_sock+0x20/0x20 [ 14.218819][ T351] ? rcu_is_watching+0x16/0xd0 [ 14.218823][ T351] do_syscall_64+0xff/0x530 [ 14.218825][ T351] ? exc_page_fault+0xee/0x100 [ 14.218828][ T351] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 14.218830][ T351] RIP: 0033:0x7f1d14c8654e [ 14.218834][ T351] 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 [ 14.218836][ T351] RSP: 002b:00007ffd979da970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.218839][ T351] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1d14c8654e [ 14.218840][ T351] RDX: 0000000000000000 RSI: 00007ffd979daa20 RDI: 0000000000000005 [ 14.218841][ T351] RBP: 00007ffd979da980 R08: 0000000000000000 R09: 0000000000000000 [ 14.218842][ T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913941 [ 14.218843][ T351] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd979db0e0 [ 14.218850][ T351] [ 14.256981][ T351] br2: port 1(w1) entered disabled state [ 14.257262][ T351] w1: entered allmulticast mode [ 14.258833][ T351] w1: entered promiscuous mode [ 14.442152][ T357] br2: port 2(vx2) entered blocking state [ 14.442557][ T357] br2: port 2(vx2) entered disabled state [ 14.442941][ T357] vx2: entered allmulticast mode [ 14.445592][ T357] vx2: entered promiscuous mode [ 14.446553][ T357] br2: port 2(vx2) entered blocking state [ 14.446935][ T357] br2: port 2(vx2) entered forwarding state [ 14.639734][ T61] br2: port 1(w1) entered blocking state [ 14.640015][ T61] br2: port 1(w1) entered forwarding state [ 23.792741][ T12] vx2: left allmulticast mode [ 23.792805][ T12] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 23.792807][ T12] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 23.792809][ T12] preempt_count: 1, expected: 0 [ 23.792810][ T12] RCU nest depth: 0, expected: 0 [ 23.792811][ T12] locks held by kworker/u16:0/12: 8, last CPU#2: [ 23.792813][ T12] #0: ff110000019f9d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 23.792826][ T12] #1: ffa00000000c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 23.792830][ T12] #2: ffffffff95ab6f68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x890 [ 23.792836][ T12] #3: ffffffff95ad2c40 (rtnl_mutex){+.+.}-{4:4}, at: ops_undo_list+0x534/0x8f0 [ 23.792839][ T12] #4: ffffffff95369cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 23.792844][ T12] #5: ffffffff95369d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 23.792847][ T12] #6: ffffffff95289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 23.792851][ T12] #7: ffffffff95289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 23.792855][ T12] irq event stamp: 22858 [ 23.792856][ T12] hardirqs last enabled at (22857): [] __down_trylock_console_sem+0x86/0xa0 [ 23.792859][ T12] hardirqs last disabled at (22858): [] console_emit_next_record+0x3d4/0x4c0 [ 23.792860][ T12] softirqs last enabled at (22844): [] vxlan_flush+0x6d7/0xdc0 [vxlan] [ 23.792868][ T12] softirqs last disabled at (22786): [] vxlan_flush+0x37e/0xdc0 [vxlan] [ 23.792873][ T12] Preemption disabled at: [ 23.792873][ T12] [] vprintk_emit+0x31b/0x3e0 [ 23.792879][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 23.792883][ T12] Tainted: [W]=WARN [ 23.792883][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.792885][ T12] Workqueue: netns cleanup_net [ 23.792889][ T12] Call Trace: [ 23.792890][ T12] [ 23.792892][ T12] dump_stack_lvl+0x6f/0xa0 [ 23.792898][ T12] ? vprintk_emit+0x31b/0x3e0 [ 23.792900][ T12] __might_resched.cold+0x1fe/0x2c1 [ 23.792905][ T12] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 23.792909][ T12] ? __kmalloc_noprof+0xdb/0x760 [ 23.792914][ T12] __kmalloc_noprof+0x443/0x760 [ 23.792917][ T12] ? alloc_buf.isra.0+0x4b/0x260 [ 23.792922][ T12] ? do_raw_spin_unlock+0x59/0x250 [ 23.792925][ T12] alloc_buf.isra.0+0x4b/0x260 [ 23.792928][ T12] put_chars+0x1e1/0x2f0 [ 23.792931][ T12] ? __send_to_port+0x420/0x420 [ 23.792935][ T12] ? validate_chain+0x34a/0xc20 [ 23.792940][ T12] hvc_console_print+0x292/0x780 [ 23.792942][ T12] ? __lock_acquire+0x518/0xc20 [ 23.792944][ T12] ? __lock_acquire+0x518/0xc20 [ 23.792949][ T12] ? hvc_write+0x3a0/0x3a0 [ 23.792950][ T12] ? console_emit_next_record+0x1df/0x4c0 [ 23.792953][ T12] ? rcu_is_watching+0x16/0xd0 [ 23.792958][ T12] ? lock_acquire+0x13c/0x160 [ 23.792962][ T12] console_emit_next_record+0x22f/0x4c0 [ 23.792966][ T12] ? devkmsg_read+0x4b0/0x4b0 [ 23.792968][ T12] ? console_flush_one_record+0x106/0x710 [ 23.792971][ T12] ? rcu_is_watching+0x16/0xd0 [ 23.792973][ T12] ? lock_acquire+0x13c/0x160 [ 23.792978][ T12] console_flush_one_record+0x46f/0x710 [ 23.792982][ T12] ? console_emit_next_record+0x4c0/0x4c0 [ 23.792984][ T12] ? __lock_acquire+0x518/0xc20 [ 23.792989][ T12] console_unlock+0xee/0x1f0 [ 23.792992][ T12] ? console_flush_one_record+0x710/0x710 [ 23.792994][ T12] ? rcu_is_watching+0x16/0xd0 [ 23.792996][ T12] ? lock_acquire+0x60/0x160 [ 23.793000][ T12] ? __down_trylock_console_sem+0x5e/0xa0 [ 23.793002][ T12] ? vprintk_emit+0x320/0x3e0 [ 23.793005][ T12] vprintk_emit+0x37c/0x3e0 [ 23.793009][ T12] ? wake_up_klogd_work_func+0x90/0x90 [ 23.793011][ T12] ? process_one_work+0xe3e/0x1560 [ 23.793013][ T12] ? kthread+0x367/0x460 [ 23.793015][ T12] ? ret_from_fork+0x474/0x6b0 [ 23.793018][ T12] ? ret_from_fork_asm+0x11/0x20 [ 23.793023][ T12] _printk+0xc7/0x100 [ 23.793027][ T12] ? snapshot_read.cold+0x21/0x21 [ 23.793031][ T12] ? netdev_name+0x43/0x60 [ 23.793035][ T12] ? __netdev_printk+0x17f/0x1d0 [ 23.793039][ T12] netdev_info+0xe2/0x116 [ 23.793041][ T12] ? netdev_notice+0x120/0x120 [ 23.793045][ T12] ? rcu_is_watching+0x16/0xd0 [ 23.793048][ T12] ? __up_read+0x355/0x9e0 [ 23.793051][ T12] ? down_write_nested+0x200/0x200 [ 23.793052][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 23.793054][ T12] ? mutex_is_locked+0x1c/0x50 [ 23.793058][ T12] netif_set_allmulti.cold+0x7c/0x166 [ 23.793063][ T12] dev_set_allmulti+0xa2/0x150 [ 23.793067][ T12] del_nbp+0xb7/0xc10 [bridge] [ 23.793081][ T12] br_dev_delete+0x9d/0x1e0 [bridge] [ 23.793089][ T12] br_net_exit_rtnl+0xb8/0x110 [bridge] [ 23.793098][ T12] ops_undo_list+0x5be/0x8f0 [ 23.793102][ T12] ? lockdep_hardirqs_on+0x91/0x130 [ 23.793106][ T12] ? rtnl_net_dumpid_one+0x2d0/0x2d0 [ 23.793107][ T12] ? __lock_release.isra.0+0x69/0x1a0 [ 23.793111][ T12] ? idr_destroy+0x121/0x250 [ 23.793116][ T12] cleanup_net+0x431/0x890 [ 23.793119][ T12] ? net_passive_dec+0x230/0x230 [ 23.793123][ T12] ? lock_acquire+0x13c/0x160 [ 23.793125][ T12] ? rcu_is_watching+0x16/0xd0 [ 23.793129][ T12] process_one_work+0xe3e/0x1560 [ 23.793136][ T12] ? __queue_delayed_work+0x470/0x470 [ 23.793139][ T12] ? lock_acquire.part.0+0xd4/0x280 [ 23.793146][ T12] worker_thread+0x4f1/0xd60 [ 23.793154][ T12] ? rescuer_thread+0x1340/0x1340 [ 23.793156][ T12] kthread+0x367/0x460 [ 23.793157][ T12] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 23.793160][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 23.793163][ T12] ret_from_fork+0x474/0x6b0 [ 23.793166][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 23.793169][ T12] ? __switch_to+0x5a3/0xe00 [ 23.793173][ T12] ? kthread_affine_preferred+0x4c0/0x4c0 [ 23.793175][ T12] ret_from_fork_asm+0x11/0x20 [ 23.793183][ T12] [ 23.831677][ T12] vx2: left promiscuous mode [ 23.832058][ T12] br2: port 2(vx2) entered disabled state [ 23.837334][ T12] w1: left allmulticast mode [ 23.837767][ T12] w1: left promiscuous mode [ 23.838077][ T12] br2: port 1(w1) entered disabled state [ 23.939183][ T12] vx2: left allmulticast mode [ 23.939489][ T12] vx2: left promiscuous mode [ 23.939860][ T12] br2: port 2(vx2) entered disabled state [ 23.946488][ T12] w1: left allmulticast mode [ 23.946732][ T12] w1: left promiscuous mode [ 23.947035][ T12] br2: port 1(w1) entered disabled state [ 24.754031][ T484] vx1: left allmulticast mode [ 24.754395][ T484] vx1: left promiscuous mode [ 24.754810][ T484] br1: port 1(vx1) entered disabled state [ 24.892133][ T487] br1: port 3(veth2) entered disabled state [ 24.892153][ T487] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 24.892155][ T487] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 487, name: ip [ 24.892157][ T487] preempt_count: 202, expected: 0 [ 24.892158][ T487] RCU nest depth: 0, expected: 0 [ 24.892159][ T487] locks held by ip/487: 6, last CPU#2: [ 24.892161][ T487] #0: ffffffff95ad2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 24.892174][ T487] #1: ff1100001373ae58 (&br->lock){+...}-{3:3}, at: br_device_event+0x1d7/0x8f0 [bridge] [ 24.892189][ T487] #2: ffffffff95369cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 24.892195][ T487] #3: ffffffff95369d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 24.892199][ T487] #4: ffffffff95289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 24.892203][ T487] #5: ffffffff95289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 24.892208][ T487] irq event stamp: 16153 [ 24.892208][ T487] hardirqs last enabled at (16152): [] __down_trylock_console_sem+0x86/0xa0 [ 24.892211][ T487] hardirqs last disabled at (16153): [] console_emit_next_record+0x3d4/0x4c0 [ 24.892213][ T487] softirqs last enabled at (16136): [] ipv6_mc_down+0x134/0x2d0 [ 24.892217][ T487] softirqs last disabled at (16148): [] br_device_event+0x1d7/0x8f0 [bridge] [ 24.892225][ T487] Preemption disabled at: [ 24.892225][ T487] [<0000000000000000>] 0x0 [ 24.892232][ T487] CPU: 2 UID: 0 PID: 487 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 24.892235][ T487] Tainted: [W]=WARN [ 24.892236][ T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.892238][ T487] Call Trace: [ 24.892239][ T487] [ 24.892241][ T487] dump_stack_lvl+0x6f/0xa0 [ 24.892247][ T487] __might_resched.cold+0x1fe/0x2c1 [ 24.892252][ T487] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 24.892256][ T487] ? __kmalloc_noprof+0xdb/0x760 [ 24.892262][ T487] __kmalloc_noprof+0x443/0x760 [ 24.892264][ T487] ? alloc_buf.isra.0+0x4b/0x260 [ 24.892270][ T487] ? do_raw_spin_unlock+0x59/0x250 [ 24.892272][ T487] alloc_buf.isra.0+0x4b/0x260 [ 24.892275][ T487] put_chars+0x1e1/0x2f0 [ 24.892278][ T487] ? __send_to_port+0x420/0x420 [ 24.892281][ T487] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.892285][ T487] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.892288][ T487] ? validate_chain+0x38b/0xc20 [ 24.892292][ T487] hvc_console_print+0x292/0x780 [ 24.892295][ T487] ? mark_usage+0x61/0x170 [ 24.892296][ T487] ? __lock_acquire+0x518/0xc20 [ 24.892298][ T487] ? __lock_acquire+0x518/0xc20 [ 24.892302][ T487] ? hvc_write+0x3a0/0x3a0 [ 24.892303][ T487] ? lock_acquire.part.0+0xd4/0x280 [ 24.892308][ T487] ? lock_acquire+0x13c/0x160 [ 24.892312][ T487] console_emit_next_record+0x22f/0x4c0 [ 24.892316][ T487] ? devkmsg_read+0x4b0/0x4b0 [ 24.892317][ T487] ? console_flush_one_record+0x106/0x710 [ 24.892321][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.892323][ T487] ? lock_acquire+0x13c/0x160 [ 24.892327][ T487] console_flush_one_record+0x46f/0x710 [ 24.892331][ T487] ? console_emit_next_record+0x4c0/0x4c0 [ 24.892333][ T487] ? __lock_acquire+0x518/0xc20 [ 24.892338][ T487] console_unlock+0xee/0x1f0 [ 24.892343][ T487] ? console_flush_one_record+0x710/0x710 [ 24.892345][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.892348][ T487] ? lock_acquire+0x60/0x160 [ 24.892351][ T487] ? __down_trylock_console_sem+0x5e/0xa0 [ 24.892353][ T487] ? vprintk_emit+0x320/0x3e0 [ 24.892357][ T487] vprintk_emit+0x37c/0x3e0 [ 24.892361][ T487] ? wake_up_klogd_work_func+0x90/0x90 [ 24.892363][ T487] ? mark_held_locks+0x40/0x70 [ 24.892365][ T487] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.892368][ T487] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.892371][ T487] _printk+0xc7/0x100 [ 24.892375][ T487] ? snapshot_read.cold+0x21/0x21 [ 24.892383][ T487] br_set_state+0x22f/0x430 [bridge] [ 24.892394][ T487] br_stp_disable_port+0x11f/0x390 [bridge] [ 24.892403][ T487] br_device_event+0x7b5/0x8f0 [bridge] [ 24.892411][ T487] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 24.892415][ T487] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 24.892422][ T487] notifier_call_chain+0xae/0x300 [ 24.892427][ T487] __dev_notify_flags+0x23c/0x3c0 [ 24.892432][ T487] ? netif_change_name+0x8c0/0x8c0 [ 24.892436][ T487] ? netif_set_allmulti+0x250/0x250 [ 24.892439][ T487] ? __kernel_text_address+0x12/0x30 [ 24.892441][ T487] ? write_profile+0xf0/0xf0 [ 24.892444][ T487] ? unwind_get_return_address+0x67/0xd0 [ 24.892449][ T487] netif_change_flags+0xfe/0x190 [ 24.892453][ T487] do_setlink.isra.0+0x1cc3/0x2750 [ 24.892457][ T487] ? stack_trace_save+0x93/0xc0 [ 24.892459][ T487] ? rtnl_link_get_size+0x350/0x350 [ 24.892460][ T487] ? rcu_read_lock_any_held+0x66/0x90 [ 24.892462][ T487] ? stack_depot_save_flags+0x38e/0x790 [ 24.892465][ T487] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.892468][ T487] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.892470][ T487] ? validate_chain+0x38b/0xc20 [ 24.892473][ T487] ? kasan_save_stack+0x3d/0x50 [ 24.892476][ T487] ? kasan_save_stack+0x2f/0x50 [ 24.892478][ T487] ? kasan_save_track+0x14/0x30 [ 24.892480][ T487] ? __lock_acquire+0x518/0xc20 [ 24.892482][ T487] ? netlink_seq_next+0x4e/0x60 [ 24.892485][ T487] ? ___sys_sendmsg+0xb0/0x1d0 [ 24.892490][ T487] ? lock_acquire.part.0+0xd4/0x280 [ 24.892492][ T487] ? rtnl_newlink+0x9a8/0x11c0 [ 24.892495][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.892497][ T487] ? lock_acquire+0x13c/0x160 [ 24.892499][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.892500][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.892503][ T487] ? trace_contention_end+0xb3/0x180 [ 24.892507][ T487] ? __mutex_lock+0x1db/0x1ea0 [ 24.892509][ T487] ? __mutex_lock+0x9a3/0x1ea0 [ 24.892511][ T487] ? rtnl_newlink+0x9a8/0x11c0 [ 24.892514][ T487] ? ww_mutex_lock+0x160/0x160 [ 24.892519][ T487] ? __rtnl_newlink+0x3fa/0xa50 [ 24.892525][ T487] rtnl_newlink+0x9f1/0x11c0 [ 24.892530][ T487] ? rtnl_bridge_getlink+0x850/0x850 [ 24.892532][ T487] ? __lock_acquire+0x518/0xc20 [ 24.892536][ T487] ? lock_acquire.part.0+0xd4/0x280 [ 24.892538][ T487] ? find_held_lock+0x2b/0x80 [ 24.892540][ T487] ? rtnl_bridge_getlink+0x850/0x850 [ 24.892542][ T487] ? __lock_release.isra.0+0x69/0x1a0 [ 24.892546][ T487] ? rtnl_bridge_getlink+0x850/0x850 [ 24.892548][ T487] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 24.892551][ T487] ? rtnl_link_fill+0x920/0x920 [ 24.892553][ T487] ? __lock_acquire+0x518/0xc20 [ 24.892557][ T487] ? lock_acquire.part.0+0xd4/0x280 [ 24.892559][ T487] ? find_held_lock+0x2b/0x80 [ 24.892562][ T487] netlink_rcv_skb+0x14e/0x3a0 [ 24.892565][ T487] ? rtnl_link_fill+0x920/0x920 [ 24.892568][ T487] ? netlink_ack+0xcf0/0xcf0 [ 24.892575][ T487] ? netlink_deliver_tap+0xc5/0x330 [ 24.892576][ T487] ? netlink_deliver_tap+0x13c/0x330 [ 24.892581][ T487] netlink_unicast+0x486/0x750 [ 24.892584][ T487] ? netlink_attachskb+0x810/0x810 [ 24.892587][ T487] ? __lock_acquire+0x518/0xc20 [ 24.892591][ T487] netlink_sendmsg+0x735/0xc60 [ 24.892595][ T487] ? netlink_unicast+0x750/0x750 [ 24.892599][ T487] ? __might_fault+0x97/0x140 [ 24.892605][ T487] ____sys_sendmsg+0x415/0x880 [ 24.892607][ T487] ? copy_msghdr_from_user+0x279/0x420 [ 24.892609][ T487] ? get_timestamp.constprop.0+0x390/0x390 [ 24.892611][ T487] ? move_addr_to_kernel+0x40/0x40 [ 24.892618][ T487] ___sys_sendmsg+0x14e/0x1d0 [ 24.892621][ T487] ? copy_msghdr_from_user+0x420/0x420 [ 24.892637][ T487] __sys_sendmsg+0x12c/0x1d0 [ 24.892640][ T487] ? __sys_sendmsg_sock+0x20/0x20 [ 24.892646][ T487] ? rcu_is_watching+0x16/0xd0 [ 24.892650][ T487] do_syscall_64+0xff/0x530 [ 24.892653][ T487] ? exc_page_fault+0xee/0x100 [ 24.892656][ T487] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 24.892658][ T487] RIP: 0033:0x7fa63305854e [ 24.892660][ T487] 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 [ 24.892662][ T487] RSP: 002b:00007fff543c99e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.892665][ T487] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa63305854e [ 24.892666][ T487] RDX: 0000000000000000 RSI: 00007fff543c9a90 RDI: 0000000000000005 [ 24.892667][ T487] RBP: 00007fff543c99f0 R08: 0000000000000000 R09: 0000000000000000 [ 24.892668][ T487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91394c [ 24.892669][ T487] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff543ca150 [ 24.892676][ T487] [ 24.954208][ T487] ip (487) used greatest stack depth: 23016 bytes left [ 24.972880][ T488] veth2: left allmulticast mode [ 24.973171][ T488] veth2: left promiscuous mode [ 24.974002][ T488] br1: port 3(veth2) entered disabled state [ 25.006592][ T489] br1: port 2(veth1) entered disabled state [ 25.037424][ T490] veth1: left allmulticast mode [ 25.037720][ T490] veth1: left promiscuous mode [ 25.038098][ T490] br1: port 2(veth1) entered disabled state