[ 9.851086][ T186] ip (186) used greatest stack depth: 23872 bytes left [ 9.851102][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.851104][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 9.851105][ T186] preempt_count: 2, expected: 0 [ 9.851106][ T186] RCU nest depth: 0, expected: 0 [ 9.851107][ T186] locks held by ip/186: 5, last CPU#0: [ 9.851110][ T186] #0: ffffffffb2c027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.851123][ T186] #1: ffffffffb2d69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.851129][ T186] #2: ffffffffb2d69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.851133][ T186] #3: ffffffffb2c89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.851137][ T186] #4: ffffffffb2c89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.851142][ T186] irq event stamp: 32654 [ 9.851143][ T186] hardirqs last enabled at (32653): [] __down_trylock_console_sem+0x86/0xa0 [ 9.851146][ T186] hardirqs last disabled at (32654): [] console_emit_next_record+0x3d4/0x4c0 [ 9.851148][ T186] softirqs last enabled at (31384): [] netlink_release+0x17b/0xcf0 [ 9.851152][ T186] softirqs last disabled at (31382): [] netlink_release+0xd2/0xcf0 [ 9.851154][ T186] Preemption disabled at: [ 9.851155][ T186] [<0000000000000000>] 0x0 [ 9.851161][ T186] CPU: 0 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.851165][ T186] Tainted: [W]=WARN [ 9.851166][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.851167][ T186] Call Trace: [ 9.851169][ T186] [ 9.851170][ T186] dump_stack_lvl+0x6f/0xa0 [ 9.851177][ T186] __might_resched.cold+0x1fe/0x2c1 [ 9.851182][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.851186][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 9.851191][ T186] __kmalloc_noprof+0x443/0x760 [ 9.851194][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 9.851200][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 9.851202][ T186] alloc_buf.isra.0+0x4b/0x260 [ 9.851205][ T186] put_chars+0x1e1/0x2f0 [ 9.851208][ T186] ? __send_to_port+0x420/0x420 [ 9.851210][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.851214][ T186] ? validate_chain+0x38b/0xc20 [ 9.851219][ T186] hvc_console_print+0x292/0x780 [ 9.851226][ T186] ? hvc_write+0x3a0/0x3a0 [ 9.851228][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.851231][ T186] ? lock_acquire+0x13c/0x160 [ 9.851235][ T186] console_emit_next_record+0x22f/0x4c0 [ 9.851239][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 9.851241][ T186] ? console_flush_one_record+0x106/0x710 [ 9.851244][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.851246][ T186] ? lock_acquire+0x13c/0x160 [ 9.851250][ T186] console_flush_one_record+0x46f/0x710 [ 9.851254][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 9.851256][ T186] ? __lock_acquire+0x518/0xc20 [ 9.851261][ T186] console_unlock+0xee/0x1f0 [ 9.851264][ T186] ? console_flush_one_record+0x710/0x710 [ 9.851266][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.851268][ T186] ? lock_acquire+0x60/0x160 [ 9.851272][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.851274][ T186] ? vprintk_emit+0x320/0x3e0 [ 9.851277][ T186] vprintk_emit+0x37c/0x3e0 [ 9.851281][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 9.851284][ T186] ? __lock_acquire+0x518/0xc20 [ 9.851288][ T186] _printk+0xc7/0x100 [ 9.851292][ T186] ? snapshot_read.cold+0x21/0x21 [ 9.851295][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.851297][ T186] ? __rwlock_init+0x150/0x150 [ 9.851301][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.851304][ T186] do_exit.cold+0x82/0x9c [ 9.851308][ T186] ? exit_notify+0x890/0x890 [ 9.851310][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 9.851312][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.851316][ T186] do_group_exit+0xb8/0x370 [ 9.851319][ T186] __x64_sys_exit_group+0x3c/0x50 [ 9.851321][ T186] x64_sys_call+0x1567/0x1570 [ 9.851323][ T186] do_syscall_64+0xff/0x530 [ 9.851326][ T186] ? exc_page_fault+0xee/0x100 [ 9.851329][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.851331][ T186] RIP: 0033:0x7faf153db1b8 [ 9.851334][ T186] Code: Unable to access opcode bytes at 0x7faf153db18e. [ 9.851335][ T186] RSP: 002b:00007ffef567d5c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.851337][ T186] RAX: ffffffffffffffda RBX: 00007faf1550bf88 RCX: 00007faf153db1b8 [ 9.851338][ T186] RDX: 00007faf15125fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.851339][ T186] RBP: 00007ffef567d620 R08: 0000000000000000 R09: 0000000000008010 [ 9.851340][ T186] R10: 00007ffef567d3e0 R11: 0000000000000246 R12: 0000000000000001 [ 9.851341][ T186] R13: 0000000000000000 R14: 00007faf1550a680 R15: 00007faf1550bfa0 [ 9.851348][ T186] [ 11.935848][ T262] br1: port 1(vx10) entered blocking state [ 11.935916][ T262] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.935918][ T262] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 262, name: ip [ 11.935920][ T262] preempt_count: 1, expected: 0 [ 11.935921][ T262] RCU nest depth: 0, expected: 0 [ 11.935921][ T262] locks held by ip/262: 5, last CPU#2: [ 11.935924][ T262] #0: ffffffffb34d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.935936][ T262] #1: ffffffffb2d69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.935947][ T262] #2: ffffffffb2d69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.935951][ T262] #3: ffffffffb2c89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.935955][ T262] #4: ffffffffb2c89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.935958][ T262] irq event stamp: 21960 [ 11.935959][ T262] hardirqs last enabled at (21959): [] __down_trylock_console_sem+0x86/0xa0 [ 11.935962][ T262] hardirqs last disabled at (21960): [] console_emit_next_record+0x3d4/0x4c0 [ 11.935964][ T262] softirqs last enabled at (21876): [] __alloc_skb+0x4c2/0x5f0 [ 11.935967][ T262] softirqs last disabled at (21874): [] __alloc_skb+0x4c2/0x5f0 [ 11.935970][ T262] Preemption disabled at: [ 11.935970][ T262] [] vprintk_emit+0x31b/0x3e0 [ 11.935976][ T262] CPU: 2 UID: 0 PID: 262 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.935980][ T262] Tainted: [W]=WARN [ 11.935980][ T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.935982][ T262] Call Trace: [ 11.935984][ T262] [ 11.935986][ T262] dump_stack_lvl+0x6f/0xa0 [ 11.935991][ T262] ? vprintk_emit+0x31b/0x3e0 [ 11.935993][ T262] __might_resched.cold+0x1fe/0x2c1 [ 11.935998][ T262] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.936002][ T262] ? __kmalloc_noprof+0xdb/0x760 [ 11.936007][ T262] __kmalloc_noprof+0x443/0x760 [ 11.936010][ T262] ? alloc_buf.isra.0+0x4b/0x260 [ 11.936015][ T262] ? do_raw_spin_unlock+0x59/0x250 [ 11.936018][ T262] alloc_buf.isra.0+0x4b/0x260 [ 11.936021][ T262] put_chars+0x1e1/0x2f0 [ 11.936025][ T262] ? __send_to_port+0x420/0x420 [ 11.936029][ T262] ? validate_chain+0x34a/0xc20 [ 11.936033][ T262] hvc_console_print+0x292/0x780 [ 11.936036][ T262] ? mark_usage+0x61/0x170 [ 11.936038][ T262] ? __lock_acquire+0x518/0xc20 [ 11.936039][ T262] ? __lock_acquire+0x518/0xc20 [ 11.936043][ T262] ? hvc_write+0x3a0/0x3a0 [ 11.936045][ T262] ? console_emit_next_record+0x1df/0x4c0 [ 11.936048][ T262] ? rcu_is_watching+0x16/0xd0 [ 11.936052][ T262] ? lock_acquire+0x13c/0x160 [ 11.936056][ T262] console_emit_next_record+0x22f/0x4c0 [ 11.936059][ T262] ? devkmsg_read+0x4b0/0x4b0 [ 11.936061][ T262] ? console_flush_one_record+0x106/0x710 [ 11.936064][ T262] ? rcu_is_watching+0x16/0xd0 [ 11.936066][ T262] ? lock_acquire+0x13c/0x160 [ 11.936070][ T262] console_flush_one_record+0x46f/0x710 [ 11.936074][ T262] ? console_emit_next_record+0x4c0/0x4c0 [ 11.936076][ T262] ? __lock_acquire+0x518/0xc20 [ 11.936081][ T262] console_unlock+0xee/0x1f0 [ 11.936083][ T262] ? console_flush_one_record+0x710/0x710 [ 11.936085][ T262] ? rcu_is_watching+0x16/0xd0 [ 11.936087][ T262] ? lock_acquire+0x60/0x160 [ 11.936091][ T262] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.936092][ T262] ? vprintk_emit+0x320/0x3e0 [ 11.936096][ T262] vprintk_emit+0x37c/0x3e0 [ 11.936099][ T262] ? wake_up_klogd_work_func+0x90/0x90 [ 11.936102][ T262] ? __lock_release.isra.0+0x69/0x1a0 [ 11.936103][ T262] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.936108][ T262] ? mark_held_locks+0x40/0x70 [ 11.936111][ T262] _printk+0xc7/0x100 [ 11.936114][ T262] ? snapshot_read.cold+0x21/0x21 [ 11.936118][ T262] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.936131][ T262] ? do_setlink.isra.0+0xa31/0x2750 [ 11.936132][ T262] ? rtnl_newlink+0x9f1/0x11c0 [ 11.936133][ T262] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.936137][ T262] br_set_state+0x22f/0x430 [bridge] [ 11.936149][ T262] br_init_port+0xc4/0x200 [bridge] [ 11.936157][ T262] new_nbp+0x39c/0x580 [bridge] [ 11.936166][ T262] br_add_if+0x212/0x1320 [bridge] [ 11.936173][ T262] ? is_bpf_text_address+0x72/0x110 [ 11.936178][ T262] ? kernel_text_address+0x149/0x170 [ 11.936181][ T262] ? __kernel_text_address+0x12/0x30 [ 11.936184][ T262] do_set_master+0x357/0x580 [ 11.936189][ T262] do_setlink.isra.0+0xa31/0x2750 [ 11.936192][ T262] ? stack_trace_save+0x93/0xc0 [ 11.936195][ T262] ? rtnl_link_get_size+0x350/0x350 [ 11.936196][ T262] ? rcu_read_lock_any_held+0x66/0x90 [ 11.936199][ T262] ? stack_depot_save_flags+0x38e/0x790 [ 11.936202][ T262] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.936205][ T262] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.936207][ T262] ? validate_chain+0x38b/0xc20 [ 11.936209][ T262] ? kasan_save_stack+0x3d/0x50 [ 11.936213][ T262] ? kasan_save_stack+0x2f/0x50 [ 11.936214][ T262] ? kasan_save_track+0x14/0x30 [ 11.936217][ T262] ? __lock_acquire+0x518/0xc20 [ 11.936219][ T262] ? netlink_seq_next+0xe/0x60 [ 11.936222][ T262] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.936226][ T262] ? lock_acquire.part.0+0xd4/0x280 [ 11.936228][ T262] ? rtnl_newlink+0x9a8/0x11c0 [ 11.936231][ T262] ? rcu_is_watching+0x16/0xd0 [ 11.936233][ T262] ? lock_acquire+0x13c/0x160 [ 11.936234][ T262] ? rcu_is_watching+0x16/0xd0 [ 11.936236][ T262] ? rcu_is_watching+0x16/0xd0 [ 11.936238][ T262] ? trace_contention_end+0xb3/0x180 [ 11.936242][ T262] ? __mutex_lock+0x1db/0x1ea0 [ 11.936244][ T262] ? __mutex_lock+0x9a3/0x1ea0 [ 11.936246][ T262] ? rtnl_newlink+0x9a8/0x11c0 [ 11.936249][ T262] ? ww_mutex_lock+0x160/0x160 [ 11.936251][ T262] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.936256][ T262] ? __rtnl_newlink+0x3fa/0xa50 [ 11.936261][ T262] rtnl_newlink+0x9f1/0x11c0 [ 11.936266][ T262] ? rtnl_bridge_getlink+0x850/0x850 [ 11.936268][ T262] ? __lock_acquire+0x518/0xc20 [ 11.936272][ T262] ? lock_acquire.part.0+0xd4/0x280 [ 11.936274][ T262] ? find_held_lock+0x2b/0x80 [ 11.936276][ T262] ? rtnl_bridge_getlink+0x850/0x850 [ 11.936277][ T262] ? __lock_release.isra.0+0x69/0x1a0 [ 11.936281][ T262] ? rtnl_bridge_getlink+0x850/0x850 [ 11.936283][ T262] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.936286][ T262] ? rtnl_link_fill+0x920/0x920 [ 11.936287][ T262] ? __lock_acquire+0x518/0xc20 [ 11.936291][ T262] ? lock_acquire.part.0+0xd4/0x280 [ 11.936293][ T262] ? find_held_lock+0x2b/0x80 [ 11.936296][ T262] netlink_rcv_skb+0x14e/0x3a0 [ 11.936298][ T262] ? rtnl_link_fill+0x920/0x920 [ 11.936301][ T262] ? netlink_ack+0xcf0/0xcf0 [ 11.936307][ T262] ? netlink_deliver_tap+0xc5/0x330 [ 11.936308][ T262] ? netlink_deliver_tap+0x13c/0x330 [ 11.936312][ T262] netlink_unicast+0x486/0x750 [ 11.936316][ T262] ? netlink_attachskb+0x810/0x810 [ 11.936318][ T262] ? __lock_acquire+0x518/0xc20 [ 11.936322][ T262] netlink_sendmsg+0x735/0xc60 [ 11.936326][ T262] ? netlink_unicast+0x750/0x750 [ 11.936330][ T262] ? __might_fault+0x97/0x140 [ 11.936335][ T262] ____sys_sendmsg+0x415/0x880 [ 11.936337][ T262] ? copy_msghdr_from_user+0x279/0x420 [ 11.936339][ T262] ? get_timestamp.constprop.0+0x390/0x390 [ 11.936341][ T262] ? move_addr_to_kernel+0x40/0x40 [ 11.936348][ T262] ___sys_sendmsg+0x14e/0x1d0 [ 11.936351][ T262] ? copy_msghdr_from_user+0x420/0x420 [ 11.936366][ T262] __sys_sendmsg+0x12c/0x1d0 [ 11.936368][ T262] ? __sys_sendmsg_sock+0x20/0x20 [ 11.936374][ T262] ? rcu_is_watching+0x16/0xd0 [ 11.936378][ T262] do_syscall_64+0xff/0x530 [ 11.936380][ T262] ? exc_page_fault+0xee/0x100 [ 11.936383][ T262] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.936385][ T262] RIP: 0033:0x7f23cdb8e54e [ 11.936389][ T262] 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 [ 11.936390][ T262] RSP: 002b:00007ffed88a1610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.936393][ T262] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f23cdb8e54e [ 11.936395][ T262] RDX: 0000000000000000 RSI: 00007ffed88a16c0 RDI: 0000000000000005 [ 11.936396][ T262] RBP: 00007ffed88a1620 R08: 0000000000000000 R09: 0000000000000000 [ 11.936396][ T262] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b7f8 [ 11.936397][ T262] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed88a1d80 [ 11.936404][ T262] [ 11.991748][ T262] br1: port 1(vx10) entered disabled state [ 11.992098][ T262] vx10: entered allmulticast mode [ 11.993669][ T262] vx10: entered promiscuous mode [ 11.994165][ T262] br1: port 1(vx10) entered blocking state [ 11.994525][ T262] br1: port 1(vx10) entered forwarding state [ 12.002100][ T262] ip (262) used greatest stack depth: 23336 bytes left [ 12.112696][ T268] br1: port 2(vx20) entered blocking state [ 12.113048][ T268] br1: port 2(vx20) entered disabled state [ 12.113402][ T268] vx20: entered allmulticast mode [ 12.115839][ T268] vx20: entered promiscuous mode [ 12.116494][ T268] br1: port 2(vx20) entered blocking state [ 12.116794][ T268] br1: port 2(vx20) entered forwarding state [ 12.169643][ T270] br1: port 3(veth1) entered blocking state [ 12.169967][ T270] br1: port 3(veth1) entered disabled state [ 12.170269][ T270] veth1: entered allmulticast mode [ 12.171700][ T270] veth1: entered promiscuous mode [ 12.200749][ T103] br1: port 3(veth1) entered blocking state [ 12.201242][ T103] br1: port 3(veth1) entered forwarding state [ 12.252109][ T274] br1: port 4(veth2) entered blocking state [ 12.252441][ T274] br1: port 4(veth2) entered disabled state [ 12.252736][ T274] veth2: entered allmulticast mode [ 12.254912][ T274] veth2: entered promiscuous mode [ 12.290173][ T37] br1: port 4(veth2) entered blocking state [ 12.290475][ T37] br1: port 4(veth2) entered forwarding state [ 12.408090][ T279] br1: port 5(vx4001) entered blocking state [ 12.408408][ T279] br1: port 5(vx4001) entered disabled state [ 12.408693][ T279] vx4001: entered allmulticast mode [ 12.410518][ T279] vx4001: entered promiscuous mode [ 12.410940][ T279] br1: port 5(vx4001) entered blocking state [ 12.411246][ T279] br1: port 5(vx4001) entered forwarding state [ 12.638437][ T289] 8021q: 802.1Q VLAN Support v1.8 [ 12.786382][ T57] br1: entered promiscuous mode [ 14.946917][ T375] br1: port 1(vx10) entered blocking state [ 14.946934][ T375] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.946936][ T375] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 375, name: ip [ 14.946938][ T375] preempt_count: 1, expected: 0 [ 14.946939][ T375] RCU nest depth: 0, expected: 0 [ 14.946940][ T375] locks held by ip/375: 5, last CPU#3: [ 14.946942][ T375] #0: ffffffffb34d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 14.946962][ T375] #1: ffffffffb2d69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.946968][ T375] #2: ffffffffb2d69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.946972][ T375] #3: ffffffffb2c89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.946976][ T375] #4: ffffffffb2c89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.946980][ T375] irq event stamp: 13590 [ 14.946981][ T375] hardirqs last enabled at (13589): [] __down_trylock_console_sem+0x86/0xa0 [ 14.946983][ T375] hardirqs last disabled at (13590): [] console_emit_next_record+0x3d4/0x4c0 [ 14.946985][ T375] softirqs last enabled at (13538): [] __alloc_skb+0x4c2/0x5f0 [ 14.946988][ T375] softirqs last disabled at (13536): [] __alloc_skb+0x4c2/0x5f0 [ 14.946991][ T375] Preemption disabled at: [ 14.946991][ T375] [] vprintk_emit+0x31b/0x3e0 [ 14.946997][ T375] CPU: 3 UID: 0 PID: 375 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.947000][ T375] Tainted: [W]=WARN [ 14.947001][ T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.947003][ T375] Call Trace: [ 14.947004][ T375] [ 14.947006][ T375] dump_stack_lvl+0x6f/0xa0 [ 14.947012][ T375] ? vprintk_emit+0x31b/0x3e0 [ 14.947014][ T375] __might_resched.cold+0x1fe/0x2c1 [ 14.947019][ T375] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.947023][ T375] ? __kmalloc_noprof+0xdb/0x760 [ 14.947029][ T375] __kmalloc_noprof+0x443/0x760 [ 14.947031][ T375] ? alloc_buf.isra.0+0x4b/0x260 [ 14.947037][ T375] ? do_raw_spin_unlock+0x59/0x250 [ 14.947040][ T375] alloc_buf.isra.0+0x4b/0x260 [ 14.947043][ T375] put_chars+0x1e1/0x2f0 [ 14.947045][ T375] ? prb_final_commit+0x50/0x50 [ 14.947047][ T375] ? __send_to_port+0x420/0x420 [ 14.947050][ T375] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.947054][ T375] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.947056][ T375] ? validate_chain+0x38b/0xc20 [ 14.947060][ T375] hvc_console_print+0x292/0x780 [ 14.947063][ T375] ? mark_usage+0x61/0x170 [ 14.947065][ T375] ? __lock_acquire+0x518/0xc20 [ 14.947066][ T375] ? __lock_acquire+0x518/0xc20 [ 14.947070][ T375] ? hvc_write+0x3a0/0x3a0 [ 14.947072][ T375] ? console_emit_next_record+0x1df/0x4c0 [ 14.947076][ T375] ? rcu_is_watching+0x16/0xd0 [ 14.947078][ T375] ? lock_acquire+0x13c/0x160 [ 14.947082][ T375] console_emit_next_record+0x22f/0x4c0 [ 14.947086][ T375] ? devkmsg_read+0x4b0/0x4b0 [ 14.947088][ T375] ? console_flush_one_record+0x106/0x710 [ 14.947091][ T375] ? rcu_is_watching+0x16/0xd0 [ 14.947093][ T375] ? lock_acquire+0x13c/0x160 [ 14.947097][ T375] console_flush_one_record+0x46f/0x710 [ 14.947101][ T375] ? console_emit_next_record+0x4c0/0x4c0 [ 14.947103][ T375] ? __lock_acquire+0x518/0xc20 [ 14.947108][ T375] console_unlock+0xee/0x1f0 [ 14.947111][ T375] ? console_flush_one_record+0x710/0x710 [ 14.947113][ T375] ? rcu_is_watching+0x16/0xd0 [ 14.947115][ T375] ? lock_acquire+0x60/0x160 [ 14.947118][ T375] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.947120][ T375] ? vprintk_emit+0x320/0x3e0 [ 14.947123][ T375] vprintk_emit+0x37c/0x3e0 [ 14.947127][ T375] ? wake_up_klogd_work_func+0x90/0x90 [ 14.947130][ T375] ? __lock_release.isra.0+0x69/0x1a0 [ 14.947132][ T375] ? mark_held_locks+0x40/0x70 [ 14.947136][ T375] _printk+0xc7/0x100 [ 14.947142][ T375] ? snapshot_read.cold+0x21/0x21 [ 14.947146][ T375] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 14.947159][ T375] ? do_setlink.isra.0+0xa31/0x2750 [ 14.947160][ T375] ? rtnl_newlink+0x9f1/0x11c0 [ 14.947161][ T375] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 14.947166][ T375] br_set_state+0x22f/0x430 [bridge] [ 14.947176][ T375] br_init_port+0xc4/0x200 [bridge] [ 14.947184][ T375] new_nbp+0x39c/0x580 [bridge] [ 14.947193][ T375] br_add_if+0x212/0x1320 [bridge] [ 14.947200][ T375] ? is_bpf_text_address+0x72/0x110 [ 14.947204][ T375] ? kernel_text_address+0x149/0x170 [ 14.947207][ T375] ? __kernel_text_address+0x12/0x30 [ 14.947211][ T375] do_set_master+0x357/0x580 [ 14.947216][ T375] do_setlink.isra.0+0xa31/0x2750 [ 14.947219][ T375] ? stack_trace_save+0x93/0xc0 [ 14.947222][ T375] ? rtnl_link_get_size+0x350/0x350 [ 14.947223][ T375] ? rcu_read_lock_any_held+0x66/0x90 [ 14.947225][ T375] ? stack_depot_save_flags+0x38e/0x790 [ 14.947228][ T375] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.947231][ T375] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.947233][ T375] ? validate_chain+0x38b/0xc20 [ 14.947235][ T375] ? kasan_save_stack+0x3d/0x50 [ 14.947238][ T375] ? kasan_save_stack+0x2f/0x50 [ 14.947240][ T375] ? kasan_save_track+0x14/0x30 [ 14.947243][ T375] ? __lock_acquire+0x518/0xc20 [ 14.947245][ T375] ? netlink_seq_next+0xe/0x60 [ 14.947248][ T375] ? ___sys_sendmsg+0xb0/0x1d0 [ 14.947252][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 14.947254][ T375] ? rtnl_newlink+0x9a8/0x11c0 [ 14.947257][ T375] ? rcu_is_watching+0x16/0xd0 [ 14.947259][ T375] ? lock_acquire+0x13c/0x160 [ 14.947261][ T375] ? rcu_is_watching+0x16/0xd0 [ 14.947262][ T375] ? rcu_is_watching+0x16/0xd0 [ 14.947265][ T375] ? trace_contention_end+0xb3/0x180 [ 14.947268][ T375] ? __mutex_lock+0x1db/0x1ea0 [ 14.947272][ T375] ? __mutex_lock+0x9a3/0x1ea0 [ 14.947274][ T375] ? rtnl_newlink+0x9a8/0x11c0 [ 14.947277][ T375] ? ww_mutex_lock+0x160/0x160 [ 14.947279][ T375] ? nla_get_range_signed+0x3d0/0x3d0 [ 14.947284][ T375] ? __rtnl_newlink+0x3fa/0xa50 [ 14.947289][ T375] rtnl_newlink+0x9f1/0x11c0 [ 14.947294][ T375] ? rtnl_bridge_getlink+0x850/0x850 [ 14.947296][ T375] ? __lock_acquire+0x518/0xc20 [ 14.947300][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 14.947302][ T375] ? find_held_lock+0x2b/0x80 [ 14.947304][ T375] ? rtnl_bridge_getlink+0x850/0x850 [ 14.947306][ T375] ? __lock_release.isra.0+0x69/0x1a0 [ 14.947310][ T375] ? rtnl_bridge_getlink+0x850/0x850 [ 14.947312][ T375] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 14.947315][ T375] ? rtnl_link_fill+0x920/0x920 [ 14.947316][ T375] ? __lock_acquire+0x518/0xc20 [ 14.947320][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 14.947322][ T375] ? find_held_lock+0x2b/0x80 [ 14.947326][ T375] netlink_rcv_skb+0x14e/0x3a0 [ 14.947327][ T375] ? rtnl_link_fill+0x920/0x920 [ 14.947330][ T375] ? netlink_ack+0xcf0/0xcf0 [ 14.947336][ T375] ? netlink_deliver_tap+0xc5/0x330 [ 14.947338][ T375] ? netlink_deliver_tap+0x13c/0x330 [ 14.947342][ T375] netlink_unicast+0x486/0x750 [ 14.947346][ T375] ? netlink_attachskb+0x810/0x810 [ 14.947348][ T375] ? __lock_acquire+0x518/0xc20 [ 14.947352][ T375] netlink_sendmsg+0x735/0xc60 [ 14.947356][ T375] ? netlink_unicast+0x750/0x750 [ 14.947360][ T375] ? __might_fault+0x97/0x140 [ 14.947365][ T375] ____sys_sendmsg+0x415/0x880 [ 14.947368][ T375] ? copy_msghdr_from_user+0x279/0x420 [ 14.947370][ T375] ? get_timestamp.constprop.0+0x390/0x390 [ 14.947372][ T375] ? move_addr_to_kernel+0x40/0x40 [ 14.947379][ T375] ___sys_sendmsg+0x14e/0x1d0 [ 14.947382][ T375] ? copy_msghdr_from_user+0x420/0x420 [ 14.947398][ T375] __sys_sendmsg+0x12c/0x1d0 [ 14.947401][ T375] ? __sys_sendmsg_sock+0x20/0x20 [ 14.947407][ T375] ? rcu_is_watching+0x16/0xd0 [ 14.947411][ T375] do_syscall_64+0xff/0x530 [ 14.947413][ T375] ? exc_page_fault+0xee/0x100 [ 14.947416][ T375] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 14.947418][ T375] RIP: 0033:0x7f1276e1254e [ 14.947422][ T375] 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 [ 14.947424][ T375] RSP: 002b:00007ffe905b8260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.947426][ T375] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1276e1254e [ 14.947428][ T375] RDX: 0000000000000000 RSI: 00007ffe905b8310 RDI: 0000000000000005 [ 14.947429][ T375] RBP: 00007ffe905b8270 R08: 0000000000000000 R09: 0000000000000000 [ 14.947430][ T375] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b7fb [ 14.947430][ T375] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe905b89d0 [ 14.947437][ T375] [ 14.987735][ T375] br1: port 1(vx10) entered disabled state [ 14.988122][ T375] vx10: entered allmulticast mode [ 14.989736][ T375] vx10: entered promiscuous mode [ 14.990721][ T375] br1: port 1(vx10) entered blocking state [ 14.991116][ T375] br1: port 1(vx10) entered forwarding state [ 15.113042][ T379] br1: port 2(vx20) entered blocking state [ 15.113374][ T379] br1: port 2(vx20) entered disabled state [ 15.113679][ T379] vx20: entered allmulticast mode [ 15.115196][ T379] vx20: entered promiscuous mode [ 15.115625][ T379] br1: port 2(vx20) entered blocking state [ 15.115914][ T379] br1: port 2(vx20) entered forwarding state [ 15.229313][ T383] br1: port 3(vx4001) entered blocking state [ 15.229708][ T383] br1: port 3(vx4001) entered disabled state [ 15.230073][ T383] vx4001: entered allmulticast mode [ 15.232222][ T383] vx4001: entered promiscuous mode [ 15.232718][ T383] br1: port 3(vx4001) entered blocking state [ 15.233062][ T383] br1: port 3(vx4001) entered forwarding state [ 15.286118][ T385] br1: port 4(w1) entered blocking state [ 15.286974][ T385] br1: port 4(w1) entered disabled state [ 15.287285][ T385] w1: entered allmulticast mode [ 15.288898][ T385] w1: entered promiscuous mode [ 15.334758][ T39] br1: port 4(w1) entered blocking state [ 15.335042][ T39] br1: port 4(w1) entered forwarding state [ 15.396018][ T388] br1: port 5(w3) entered blocking state [ 15.396297][ T388] br1: port 5(w3) entered disabled state [ 15.396547][ T388] w3: entered allmulticast mode [ 15.398558][ T388] w3: entered promiscuous mode [ 15.423415][ T103] br1: port 5(w3) entered blocking state [ 15.423708][ T103] br1: port 5(w3) entered forwarding state [ 15.709068][ T52] br1: entered promiscuous mode [ 15.993605][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 15.993639][ C1] [ 15.993641][ C1] ======================================================== [ 15.993642][ C1] WARNING: possible irq lock inversion dependency detected [ 15.993644][ C1] 7.2.0-virtme #1 Tainted: G W [ 15.993645][ C1] -------------------------------------------------------- [ 15.993646][ C1] kworker/u16:1/68 just changed the state of lock: [ 15.993647][ C1] ffffffffb2c89660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.993660][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 15.993661][ C1] (fs_reclaim){+.+.}-{0:0} [ 15.993663][ C1] [ 15.993663][ C1] [ 15.993663][ C1] and interrupts could create inverse lock ordering between them. [ 15.993663][ C1] [ 15.993663][ C1] [ 15.993663][ C1] other info that might help us debug this: [ 15.993664][ C1] Possible interrupt unsafe locking scenario: [ 15.993664][ C1] [ 15.993665][ C1] CPU0 CPU1 [ 15.993665][ C1] ---- ---- [ 15.993666][ C1] lock(fs_reclaim); [ 15.993667][ C1] local_irq_disable(); [ 15.993667][ C1] lock(console_owner); [ 15.993668][ C1] lock(fs_reclaim); [ 15.993669][ C1] [ 15.993669][ C1] lock(console_owner); [ 15.993670][ C1] [ 15.993670][ C1] *** DEADLOCK *** [ 15.993670][ C1] [ 15.993671][ C1] locks held by kworker/u16:1/68: 8, last CPU#1: [ 15.993672][ C1] #0: ff110000087f7140 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 15.993677][ C1] #1: ffa0000000497d10 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 15.993681][ C1] #2: ffffffffb34d2c40 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11a/0x930 [ 15.993686][ C1] #3: ffffffffb2d80b00 (rcu_read_lock){....}-{1:3}, at: ndisc_send_skb+0x175/0x1520 [ 15.993690][ C1] #4: ffffffffb2d80b00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 15.993693][ C1] #5: ffffffffb2d80b00 (rcu_read_lock){....}-{1:3}, at: netif_receive_skb_list_internal+0x2f8/0xe20 [ 15.993698][ C1] #6: ffffffffb2d69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.993702][ C1] #7: ffffffffb2d69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.993705][ C1] [ 15.993705][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 15.993709][ C1] -> (fs_reclaim){+.+.}-{0:0} { [ 15.993711][ C1] HARDIRQ-ON-W at: [ 15.993713][ C1] __lock_acquire+0x388/0xc20 [ 15.993716][ C1] lock_acquire.part.0+0xd4/0x280 [ 15.993717][ C1] fs_reclaim_acquire+0xd5/0x120 [ 15.993720][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 15.993723][ C1] kthread_create_worker_on_node+0xea/0x210 [ 15.993725][ C1] workqueue_init+0x2a/0x680 [ 15.993728][ C1] kernel_init_freeable+0x2fe/0x630 [ 15.993730][ C1] kernel_init+0x21/0x150 [ 15.993733][ C1] ret_from_fork+0x474/0x6b0 [ 15.993736][ C1] ret_from_fork_asm+0x11/0x20 [ 15.993739][ C1] SOFTIRQ-ON-W at: [ 15.993740][ C1] __lock_acquire+0x388/0xc20 [ 15.993741][ C1] lock_acquire.part.0+0xd4/0x280 [ 15.993742][ C1] fs_reclaim_acquire+0xd5/0x120 [ 15.993743][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 15.993745][ C1] kthread_create_worker_on_node+0xea/0x210 [ 15.993746][ C1] workqueue_init+0x2a/0x680 [ 15.993747][ C1] kernel_init_freeable+0x2fe/0x630 [ 15.993748][ C1] kernel_init+0x21/0x150 [ 15.993750][ C1] ret_from_fork+0x474/0x6b0 [ 15.993751][ C1] ret_from_fork_asm+0x11/0x20 [ 15.993752][ C1] INITIAL USE at: [ 15.993753][ C1] __lock_acquire+0x388/0xc20 [ 15.993754][ C1] lock_acquire.part.0+0xd4/0x280 [ 15.993755][ C1] fs_reclaim_acquire+0xd5/0x120 [ 15.993756][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 15.993758][ C1] kthread_create_worker_on_node+0xea/0x210 [ 15.993759][ C1] workqueue_init+0x2a/0x680 [ 15.993760][ C1] kernel_init_freeable+0x2fe/0x630 [ 15.993761][ C1] kernel_init+0x21/0x150 [ 15.993762][ C1] ret_from_fork+0x474/0x6b0 [ 15.993763][ C1] ret_from_fork_asm+0x11/0x20 [ 15.993765][ C1] } [ 15.993765][ C1] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 15.993770][ C1] ... acquired at: [ 15.993770][ C1] __lock_acquire+0x518/0xc20 [ 15.993772][ C1] lock_acquire.part.0+0xd4/0x280 [ 15.993773][ C1] fs_reclaim_acquire+0xd5/0x120 [ 15.993774][ C1] __kmalloc_noprof+0xd3/0x760 [ 15.993775][ C1] alloc_buf.isra.0+0x4b/0x260 [ 15.993778][ C1] put_chars+0x1e1/0x2f0 [ 15.993780][ C1] hvc_console_print+0x292/0x780 [ 15.993782][ C1] console_emit_next_record+0x22f/0x4c0 [ 15.993783][ C1] console_flush_one_record+0x46f/0x710 [ 15.993785][ C1] console_unlock+0xee/0x1f0 [ 15.993786][ C1] vprintk_emit+0x37c/0x3e0 [ 15.993788][ C1] _printk+0xc7/0x100 [ 15.993791][ C1] sock_register+0x12d/0x290 [ 15.993793][ C1] inet6_init+0x1a6/0x3e0 [ 15.993797][ C1] do_one_initcall+0x124/0x4f0 [ 15.993798][ C1] kernel_init_freeable+0x596/0x630 [ 15.993799][ C1] kernel_init+0x21/0x150 [ 15.993801][ C1] ret_from_fork+0x474/0x6b0 [ 15.993802][ C1] ret_from_fork_asm+0x11/0x20 [ 15.993803][ C1] [ 15.993803][ C1] -> (console_owner){..-.}-{0:0} { [ 15.993805][ C1] IN-SOFTIRQ-W at: [ 15.993806][ C1] __lock_acquire+0x388/0xc20 [ 15.993807][ C1] lock_acquire.part.0+0xd4/0x280 [ 15.993808][ C1] console_lock_spinning_enable+0x5c/0x60 [ 15.993810][ C1] console_emit_next_record+0x1d1/0x4c0 [ 15.993812][ C1] console_flush_one_record+0x46f/0x710 [ 15.993813][ C1] console_unlock+0xee/0x1f0 [ 15.993815][ C1] vprintk_emit+0x37c/0x3e0 [ 15.993816][ C1] _printk+0xc7/0x100 [ 15.993818][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 15.993829][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 15.993839][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 15.993846][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 15.993848][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 15.993850][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 15.993851][ C1] napi_complete_done+0x1aa/0x8c0 [ 15.993853][ C1] gro_cell_poll+0x337/0x550 [ 15.993856][ C1] __napi_poll+0xd4/0x3b0 [ 15.993858][ C1] net_rx_action+0x513/0xf50 [ 15.993859][ C1] handle_softirqs+0x1d3/0x900 [ 15.993862][ C1] do_softirq+0xac/0xe0 [ 15.993863][ C1] __local_bh_enable_ip+0x118/0x150 [ 15.993864][ C1] __dev_queue_xmit+0x979/0x1b80 [ 15.993866][ C1] ip6_finish_output2+0x423/0x1300 [ 15.993867][ C1] ip6_finish_output+0x646/0xda0 [ 15.993868][ C1] ip6_output+0x23f/0x7f0 [ 15.993869][ C1] ndisc_send_skb+0xba3/0x1520 [ 15.993871][ C1] ndisc_send_ns+0xa9/0x120 [ 15.993872][ C1] addrconf_dad_work+0x6c2/0x930 [ 15.993873][ C1] process_one_work+0xe3e/0x1560 [ 15.993875][ C1] worker_thread+0x4f1/0xd60 [ 15.993876][ C1] kthread+0x367/0x460 [ 15.993878][ C1] ret_from_fork+0x474/0x6b0 [ 15.993879][ C1] ret_from_fork_asm+0x11/0x20 [ 15.993880][ C1] INITIAL USE at: [ 15.993881][ C1] } [ 15.993882][ C1] ... key at: [] console_owner_dep_map+0x0/0x60 [ 15.993885][ C1] ... acquired at: [ 15.993885][ C1] mark_lock+0x1d7/0xa00 [ 15.993887][ C1] mark_usage+0x42/0x170 [ 15.993888][ C1] __lock_acquire+0x388/0xc20 [ 15.993889][ C1] lock_acquire.part.0+0xd4/0x280 [ 15.993890][ C1] console_lock_spinning_enable+0x5c/0x60 [ 15.993892][ C1] console_emit_next_record+0x1d1/0x4c0 [ 15.993893][ C1] console_flush_one_record+0x46f/0x710 [ 15.993895][ C1] console_unlock+0xee/0x1f0 [ 15.993896][ C1] vprintk_emit+0x37c/0x3e0 [ 15.993898][ C1] _printk+0xc7/0x100 [ 15.993899][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 15.993906][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 15.993913][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 15.993919][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 15.993920][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 15.993922][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 15.993923][ C1] napi_complete_done+0x1aa/0x8c0 [ 15.993925][ C1] gro_cell_poll+0x337/0x550 [ 15.993927][ C1] __napi_poll+0xd4/0x3b0 [ 15.993928][ C1] net_rx_action+0x513/0xf50 [ 15.993929][ C1] handle_softirqs+0x1d3/0x900 [ 15.993931][ C1] do_softirq+0xac/0xe0 [ 15.993932][ C1] __local_bh_enable_ip+0x118/0x150 [ 15.993933][ C1] __dev_queue_xmit+0x979/0x1b80 [ 15.993934][ C1] ip6_finish_output2+0x423/0x1300 [ 15.993936][ C1] ip6_finish_output+0x646/0xda0 [ 15.993937][ C1] ip6_output+0x23f/0x7f0 [ 15.993938][ C1] ndisc_send_skb+0xba3/0x1520 [ 15.993939][ C1] ndisc_send_ns+0xa9/0x120 [ 15.993940][ C1] addrconf_dad_work+0x6c2/0x930 [ 15.993942][ C1] process_one_work+0xe3e/0x1560 [ 15.993943][ C1] worker_thread+0x4f1/0xd60 [ 15.993945][ C1] kthread+0x367/0x460 [ 15.993946][ C1] ret_from_fork+0x474/0x6b0 [ 15.993947][ C1] ret_from_fork_asm+0x11/0x20 [ 15.993948][ C1] [ 15.993949][ C1] [ 15.993949][ C1] stack backtrace: [ 15.993952][ C1] CPU: 1 UID: 0 PID: 68 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.993962][ C1] Tainted: [W]=WARN [ 15.993963][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.993965][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 15.993968][ C1] Call Trace: [ 15.993970][ C1] [ 15.993971][ C1] dump_stack_lvl+0x6f/0xa0 [ 15.993975][ C1] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 15.993977][ C1] mark_lock_irq+0x989/0x9c0 [ 15.993980][ C1] mark_lock+0x1d7/0xa00 [ 15.993982][ C1] mark_usage+0x42/0x170 [ 15.993983][ C1] __lock_acquire+0x388/0xc20 [ 15.993985][ C1] lock_acquire.part.0+0xd4/0x280 [ 15.993987][ C1] ? console_lock_spinning_enable+0x40/0x60 [ 15.993989][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.993993][ C1] ? lock_acquire+0x13c/0x160 [ 15.993995][ C1] console_lock_spinning_enable+0x5c/0x60 [ 15.993996][ C1] ? console_lock_spinning_enable+0x40/0x60 [ 15.993998][ C1] console_emit_next_record+0x1d1/0x4c0 [ 15.994000][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 15.994002][ C1] ? console_flush_one_record+0x106/0x710 [ 15.994004][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994005][ C1] ? lock_acquire+0x13c/0x160 [ 15.994007][ C1] console_flush_one_record+0x46f/0x710 [ 15.994009][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 15.994011][ C1] ? __lock_acquire+0x518/0xc20 [ 15.994013][ C1] console_unlock+0xee/0x1f0 [ 15.994015][ C1] ? console_flush_one_record+0x710/0x710 [ 15.994017][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994019][ C1] ? lock_acquire+0x60/0x160 [ 15.994022][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.994025][ C1] ? vprintk_emit+0x320/0x3e0 [ 15.994028][ C1] vprintk_emit+0x37c/0x3e0 [ 15.994032][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 15.994034][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 15.994038][ C1] _printk+0xc7/0x100 [ 15.994040][ C1] ? snapshot_read.cold+0x21/0x21 [ 15.994041][ C1] ? ___ratelimit+0x4e7/0xa00 [ 15.994045][ C1] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 15.994052][ C1] ? idr_get_free+0x830/0x830 [ 15.994054][ C1] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.994056][ C1] ? validate_chain+0x38b/0xc20 [ 15.994058][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 15.994065][ C1] ? br_fdb_add_local+0x60/0x60 [bridge] [ 15.994071][ C1] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 15.994080][ C1] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 15.994087][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 15.994093][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 15.994095][ C1] ? br_handle_local_finish+0x20/0x20 [bridge] [ 15.994102][ C1] ? vxlan_rcv+0x1192/0x2f70 [vxlan] [ 15.994107][ C1] ? mark_usage+0x61/0x170 [ 15.994108][ C1] ? __lock_acquire+0x518/0xc20 [ 15.994111][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 15.994117][ C1] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 15.994124][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 15.994126][ C1] ? __udp4_lib_lookup+0x5f1/0x820 [ 15.994130][ C1] ? encap_bypass_if_local+0x270/0x270 [vxlan] [ 15.994133][ C1] ? udp_queue_rcv_one_skb+0x645/0xb00 [ 15.994135][ C1] ? do_xdp_generic+0x4a0/0x4a0 [ 15.994141][ C1] ? udp_unicast_rcv_skb+0x366/0x450 [ 15.994142][ C1] ? udp_rcv+0xaa1/0x1d90 [ 15.994145][ C1] ? __lock_acquire+0x518/0xc20 [ 15.994146][ C1] ? udp_sk_rx_dst_set+0x90/0x90 [ 15.994148][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 15.994150][ C1] ? find_held_lock+0x2b/0x80 [ 15.994151][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 15.994154][ C1] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 15.994156][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 15.994157][ C1] ? netif_receive_skb_list_internal+0x2f8/0xe20 [ 15.994160][ C1] ? lock_acquire+0x13c/0x160 [ 15.994162][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 15.994163][ C1] ? mark_usage+0x61/0x170 [ 15.994165][ C1] ? process_backlog+0x14c0/0x14c0 [ 15.994167][ C1] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.994168][ C1] ? validate_chain+0x38b/0xc20 [ 15.994170][ C1] ? __lock_acquire+0x518/0xc20 [ 15.994172][ C1] napi_complete_done+0x1aa/0x8c0 [ 15.994174][ C1] ? find_held_lock+0x2b/0x80 [ 15.994175][ C1] ? netif_receive_skb_list+0x50/0x50 [ 15.994177][ C1] ? gro_cell_poll+0x31e/0x550 [ 15.994179][ C1] gro_cell_poll+0x337/0x550 [ 15.994182][ C1] __napi_poll+0xd4/0x3b0 [ 15.994184][ C1] net_rx_action+0x513/0xf50 [ 15.994187][ C1] ? __napi_poll+0x3b0/0x3b0 [ 15.994189][ C1] ? find_held_lock+0x2b/0x80 [ 15.994192][ C1] ? mark_held_locks+0x40/0x70 [ 15.994193][ C1] handle_softirqs+0x1d3/0x900 [ 15.994195][ C1] ? _local_bh_enable+0xc0/0xc0 [ 15.994197][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994198][ C1] ? trace_csd_function_exit+0xb3/0x180 [ 15.994201][ C1] ? __dev_queue_xmit+0x964/0x1b80 [ 15.994203][ C1] do_softirq+0xac/0xe0 [ 15.994204][ C1] [ 15.994205][ C1] [ 15.994206][ C1] __local_bh_enable_ip+0x118/0x150 [ 15.994207][ C1] __dev_queue_xmit+0x979/0x1b80 [ 15.994209][ C1] ? __lock_acquire+0x518/0xc20 [ 15.994211][ C1] ? __asan_memcpy+0x3c/0x60 [ 15.994214][ C1] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 15.994216][ C1] ? vlan_dev_hard_header+0x332/0x4f0 [8021q] [ 15.994218][ C1] ? mark_held_locks+0x40/0x70 [ 15.994220][ C1] ? neigh_resolve_output.part.0+0x344/0x740 [ 15.994223][ C1] ip6_finish_output2+0x423/0x1300 [ 15.994225][ C1] ? ip6_dst_lookup+0x80/0x80 [ 15.994227][ C1] ? find_held_lock+0x2b/0x80 [ 15.994228][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 15.994230][ C1] ? ip6_mtu+0x15d/0x310 [ 15.994232][ C1] ip6_finish_output+0x646/0xda0 [ 15.994234][ C1] ip6_output+0x23f/0x7f0 [ 15.994236][ C1] ? ip6_finish_output+0xda0/0xda0 [ 15.994237][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 15.994238][ C1] ? find_held_lock+0x2b/0x80 [ 15.994240][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 15.994241][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 15.994243][ C1] ndisc_send_skb+0xba3/0x1520 [ 15.994246][ C1] ? ndisc_recv_na+0xea0/0xea0 [ 15.994249][ C1] ? trace_hardirqs_off+0xd/0x30 [ 15.994251][ C1] ? try_to_grab_pending+0x77/0x840 [ 15.994253][ C1] ? mark_held_locks+0x40/0x70 [ 15.994254][ C1] ndisc_send_ns+0xa9/0x120 [ 15.994256][ C1] ? find_held_lock+0x2b/0x80 [ 15.994257][ C1] ? ndisc_router_discovery+0x2ab0/0x2ab0 [ 15.994258][ C1] ? __rwlock_init+0x150/0x150 [ 15.994260][ C1] ? mark_held_locks+0x40/0x70 [ 15.994261][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 15.994264][ C1] addrconf_dad_work+0x6c2/0x930 [ 15.994266][ C1] ? addrconf_dad_begin+0x540/0x540 [ 15.994268][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994270][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994271][ C1] ? lock_acquire+0x13c/0x160 [ 15.994273][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994275][ C1] process_one_work+0xe3e/0x1560 [ 15.994277][ C1] ? __queue_delayed_work+0x470/0x470 [ 15.994279][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 15.994282][ C1] worker_thread+0x4f1/0xd60 [ 15.994284][ C1] ? rescuer_thread+0x1340/0x1340 [ 15.994286][ C1] ? __kthread_parkme+0xbd/0x210 [ 15.994288][ C1] ? rescuer_thread+0x1340/0x1340 [ 15.994289][ C1] ? rescuer_thread+0x1340/0x1340 [ 15.994291][ C1] kthread+0x367/0x460 [ 15.994293][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 15.994294][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 15.994296][ C1] ret_from_fork+0x474/0x6b0 [ 15.994297][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 15.994299][ C1] ? __switch_to+0x5a3/0xe00 [ 15.994301][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 15.994303][ C1] ret_from_fork_asm+0x11/0x20 [ 15.994306][ C1] [ 15.994310][ C1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.994311][ C1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 68, name: kworker/u16:1 [ 15.994312][ C1] preempt_count: 102, expected: 0 [ 15.994313][ C1] RCU nest depth: 3, expected: 0 [ 15.994314][ C1] INFO: lockdep is turned off. [ 15.994314][ C1] irq event stamp: 36153 [ 15.994315][ C1] hardirqs last enabled at (36152): [] __down_trylock_console_sem+0x86/0xa0 [ 15.994318][ C1] hardirqs last disabled at (36153): [] console_emit_next_record+0x3d4/0x4c0 [ 15.994320][ C1] softirqs last enabled at (36082): [] __dev_queue_xmit+0x964/0x1b80 [ 15.994322][ C1] softirqs last disabled at (36083): [] do_softirq+0xac/0xe0 [ 15.994323][ C1] Preemption disabled at: [ 15.994324][ C1] [] __dev_queue_xmit+0x204/0x1b80 [ 15.994326][ C1] CPU: 1 UID: 0 PID: 68 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.994328][ C1] Tainted: [W]=WARN [ 15.994329][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.994330][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 15.994332][ C1] Call Trace: [ 15.994333][ C1] [ 15.994333][ C1] dump_stack_lvl+0x6f/0xa0 [ 15.994335][ C1] ? __dev_queue_xmit+0x204/0x1b80 [ 15.994337][ C1] __might_resched.cold+0x1fe/0x2c1 [ 15.994340][ C1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.994343][ C1] ? nbcon_get_cpu_emergency_nesting+0xa/0x30 [ 15.994345][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994347][ C1] __kmalloc_noprof+0x443/0x760 [ 15.994349][ C1] ? __rwlock_init+0x150/0x150 [ 15.994350][ C1] ? alloc_buf.isra.0+0x4b/0x260 [ 15.994352][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 15.994354][ C1] alloc_buf.isra.0+0x4b/0x260 [ 15.994356][ C1] put_chars+0x1e1/0x2f0 [ 15.994357][ C1] ? __send_to_port+0x420/0x420 [ 15.994359][ C1] ? mark_lock+0x1d7/0xa00 [ 15.994361][ C1] hvc_console_print+0x292/0x780 [ 15.994364][ C1] ? hvc_write+0x3a0/0x3a0 [ 15.994365][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994367][ C1] ? lock_acquire+0x13c/0x160 [ 15.994369][ C1] console_emit_next_record+0x22f/0x4c0 [ 15.994371][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 15.994372][ C1] ? console_flush_one_record+0x106/0x710 [ 15.994374][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994376][ C1] ? lock_acquire+0x13c/0x160 [ 15.994378][ C1] console_flush_one_record+0x46f/0x710 [ 15.994380][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 15.994382][ C1] ? __lock_acquire+0x518/0xc20 [ 15.994384][ C1] console_unlock+0xee/0x1f0 [ 15.994386][ C1] ? console_flush_one_record+0x710/0x710 [ 15.994388][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994389][ C1] ? lock_acquire+0x60/0x160 [ 15.994391][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.994393][ C1] ? vprintk_emit+0x320/0x3e0 [ 15.994395][ C1] vprintk_emit+0x37c/0x3e0 [ 15.994397][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 15.994399][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 15.994401][ C1] _printk+0xc7/0x100 [ 15.994403][ C1] ? snapshot_read.cold+0x21/0x21 [ 15.994404][ C1] ? ___ratelimit+0x4e7/0xa00 [ 15.994406][ C1] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 15.994413][ C1] ? idr_get_free+0x830/0x830 [ 15.994415][ C1] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.994416][ C1] ? validate_chain+0x38b/0xc20 [ 15.994418][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 15.994425][ C1] ? br_fdb_add_local+0x60/0x60 [bridge] [ 15.994432][ C1] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 15.994438][ C1] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 15.994444][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 15.994451][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 15.994453][ C1] ? br_handle_local_finish+0x20/0x20 [bridge] [ 15.994459][ C1] ? vxlan_rcv+0x1192/0x2f70 [vxlan] [ 15.994462][ C1] ? mark_usage+0x61/0x170 [ 15.994464][ C1] ? __lock_acquire+0x518/0xc20 [ 15.994466][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 15.994472][ C1] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 15.994479][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 15.994481][ C1] ? __udp4_lib_lookup+0x5f1/0x820 [ 15.994483][ C1] ? encap_bypass_if_local+0x270/0x270 [vxlan] [ 15.994486][ C1] ? udp_queue_rcv_one_skb+0x645/0xb00 [ 15.994488][ C1] ? do_xdp_generic+0x4a0/0x4a0 [ 15.994490][ C1] ? udp_unicast_rcv_skb+0x366/0x450 [ 15.994492][ C1] ? udp_rcv+0xaa1/0x1d90 [ 15.994494][ C1] ? __lock_acquire+0x518/0xc20 [ 15.994495][ C1] ? udp_sk_rx_dst_set+0x90/0x90 [ 15.994497][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 15.994498][ C1] ? find_held_lock+0x2b/0x80 [ 15.994500][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 15.994503][ C1] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 15.994504][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 15.994506][ C1] ? netif_receive_skb_list_internal+0x2f8/0xe20 [ 15.994508][ C1] ? lock_acquire+0x13c/0x160 [ 15.994510][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 15.994512][ C1] ? mark_usage+0x61/0x170 [ 15.994513][ C1] ? process_backlog+0x14c0/0x14c0 [ 15.994515][ C1] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.994516][ C1] ? validate_chain+0x38b/0xc20 [ 15.994519][ C1] ? __lock_acquire+0x518/0xc20 [ 15.994520][ C1] napi_complete_done+0x1aa/0x8c0 [ 15.994522][ C1] ? find_held_lock+0x2b/0x80 [ 15.994524][ C1] ? netif_receive_skb_list+0x50/0x50 [ 15.994526][ C1] ? gro_cell_poll+0x31e/0x550 [ 15.994528][ C1] gro_cell_poll+0x337/0x550 [ 15.994530][ C1] __napi_poll+0xd4/0x3b0 [ 15.994532][ C1] net_rx_action+0x513/0xf50 [ 15.994535][ C1] ? __napi_poll+0x3b0/0x3b0 [ 15.994537][ C1] ? find_held_lock+0x2b/0x80 [ 15.994540][ C1] ? mark_held_locks+0x40/0x70 [ 15.994542][ C1] handle_softirqs+0x1d3/0x900 [ 15.994544][ C1] ? _local_bh_enable+0xc0/0xc0 [ 15.994545][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994547][ C1] ? trace_csd_function_exit+0xb3/0x180 [ 15.994548][ C1] ? __dev_queue_xmit+0x964/0x1b80 [ 15.994550][ C1] do_softirq+0xac/0xe0 [ 15.994551][ C1] [ 15.994552][ C1] [ 15.994553][ C1] __local_bh_enable_ip+0x118/0x150 [ 15.994554][ C1] __dev_queue_xmit+0x979/0x1b80 [ 15.994556][ C1] ? __lock_acquire+0x518/0xc20 [ 15.994558][ C1] ? __asan_memcpy+0x3c/0x60 [ 15.994559][ C1] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 15.994561][ C1] ? vlan_dev_hard_header+0x332/0x4f0 [8021q] [ 15.994563][ C1] ? mark_held_locks+0x40/0x70 [ 15.994565][ C1] ? neigh_resolve_output.part.0+0x344/0x740 [ 15.994567][ C1] ip6_finish_output2+0x423/0x1300 [ 15.994569][ C1] ? ip6_dst_lookup+0x80/0x80 [ 15.994571][ C1] ? find_held_lock+0x2b/0x80 [ 15.994572][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 15.994574][ C1] ? ip6_mtu+0x15d/0x310 [ 15.994576][ C1] ip6_finish_output+0x646/0xda0 [ 15.994577][ C1] ip6_output+0x23f/0x7f0 [ 15.994579][ C1] ? ip6_finish_output+0xda0/0xda0 [ 15.994580][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 15.994582][ C1] ? find_held_lock+0x2b/0x80 [ 15.994583][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 15.994585][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 15.994587][ C1] ndisc_send_skb+0xba3/0x1520 [ 15.994589][ C1] ? ndisc_recv_na+0xea0/0xea0 [ 15.994592][ C1] ? trace_hardirqs_off+0xd/0x30 [ 15.994593][ C1] ? try_to_grab_pending+0x77/0x840 [ 15.994595][ C1] ? mark_held_locks+0x40/0x70 [ 15.994597][ C1] ndisc_send_ns+0xa9/0x120 [ 15.994598][ C1] ? find_held_lock+0x2b/0x80 [ 15.994599][ C1] ? ndisc_router_discovery+0x2ab0/0x2ab0 [ 15.994600][ C1] ? __rwlock_init+0x150/0x150 [ 15.994602][ C1] ? mark_held_locks+0x40/0x70 [ 15.994603][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 15.994605][ C1] addrconf_dad_work+0x6c2/0x930 [ 15.994607][ C1] ? addrconf_dad_begin+0x540/0x540 [ 15.994609][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994611][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994613][ C1] ? lock_acquire+0x13c/0x160 [ 15.994614][ C1] ? rcu_is_watching+0x16/0xd0 [ 15.994616][ C1] process_one_work+0xe3e/0x1560 [ 15.994619][ C1] ? __queue_delayed_work+0x470/0x470 [ 15.994621][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 15.994623][ C1] worker_thread+0x4f1/0xd60 [ 15.994626][ C1] ? rescuer_thread+0x1340/0x1340 [ 15.994627][ C1] ? __kthread_parkme+0xbd/0x210 [ 15.994629][ C1] ? rescuer_thread+0x1340/0x1340 [ 15.994630][ C1] ? rescuer_thread+0x1340/0x1340 [ 15.994632][ C1] kthread+0x367/0x460 [ 15.994633][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 15.994635][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 15.994636][ C1] ret_from_fork+0x474/0x6b0 [ 15.994638][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 15.994639][ C1] ? __switch_to+0x5a3/0xe00 [ 15.994641][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 15.994643][ C1] ret_from_fork_asm+0x11/0x20 [ 15.994645][ C1] [ 16.082570][ C1] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 16.369614][ C3] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 16.370457][ C3] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 16.625438][ C0] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 27.645036][ T68] w3: left allmulticast mode [ 27.645054][ T68] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.645057][ T68] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 68, name: kworker/u16:1 [ 27.645060][ T68] preempt_count: 1, expected: 0 [ 27.645061][ T68] RCU nest depth: 0, expected: 0 [ 27.645063][ T68] INFO: lockdep is turned off. [ 27.645064][ T68] irq event stamp: 36153 [ 27.645065][ T68] hardirqs last enabled at (36152): [] __down_trylock_console_sem+0x86/0xa0 [ 27.645075][ T68] hardirqs last disabled at (36153): [] console_emit_next_record+0x3d4/0x4c0 [ 27.645079][ T68] softirqs last enabled at (36082): [] __dev_queue_xmit+0x964/0x1b80 [ 27.645084][ T68] softirqs last disabled at (36083): [] do_softirq+0xac/0xe0 [ 27.645089][ T68] Preemption disabled at: [ 27.645090][ T68] [] vprintk_emit+0x31b/0x3e0 [ 27.645098][ T68] CPU: 3 UID: 0 PID: 68 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.645102][ T68] Tainted: [W]=WARN [ 27.645104][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.645106][ T68] Workqueue: netns cleanup_net [ 27.645113][ T68] Call Trace: [ 27.645115][ T68] [ 27.645117][ T68] dump_stack_lvl+0x6f/0xa0 [ 27.645123][ T68] ? vprintk_emit+0x31b/0x3e0 [ 27.645126][ T68] __might_resched.cold+0x1fe/0x2c1 [ 27.645131][ T68] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.645140][ T68] ? rcu_is_watching+0x16/0xd0 [ 27.645145][ T68] __kmalloc_noprof+0x443/0x760 [ 27.645150][ T68] ? __rwlock_init+0x150/0x150 [ 27.645153][ T68] ? alloc_buf.isra.0+0x4b/0x260 [ 27.645158][ T68] ? do_raw_spin_unlock+0x59/0x250 [ 27.645160][ T68] alloc_buf.isra.0+0x4b/0x260 [ 27.645163][ T68] put_chars+0x1e1/0x2f0 [ 27.645166][ T68] ? desc_read_finalized_seq+0x79/0x120 [ 27.645169][ T68] ? __send_to_port+0x420/0x420 [ 27.645172][ T68] ? console_prepend_replay+0x20/0x20 [ 27.645175][ T68] hvc_console_print+0x292/0x780 [ 27.645180][ T68] ? hvc_write+0x3a0/0x3a0 [ 27.645182][ T68] ? do_raw_spin_lock+0x131/0x280 [ 27.645185][ T68] ? __rwlock_init+0x150/0x150 [ 27.645187][ T68] ? rcu_is_watching+0x16/0xd0 [ 27.645190][ T68] ? rcu_is_watching+0x16/0xd0 [ 27.645192][ T68] ? lock_acquire+0x13c/0x160 [ 27.645196][ T68] console_emit_next_record+0x22f/0x4c0 [ 27.645199][ T68] ? devkmsg_read+0x4b0/0x4b0 [ 27.645202][ T68] ? rcu_is_watching+0x16/0xd0 [ 27.645205][ T68] ? rcu_is_watching+0x16/0xd0 [ 27.645207][ T68] ? rcu_is_watching+0x16/0xd0 [ 27.645209][ T68] ? lock_acquire+0x13c/0x160 [ 27.645212][ T68] ? console_flush_one_record+0x111/0x710 [ 27.645215][ T68] console_flush_one_record+0x46f/0x710 [ 27.645218][ T68] ? console_emit_next_record+0x4c0/0x4c0 [ 27.645222][ T68] console_unlock+0xee/0x1f0 [ 27.645225][ T68] ? lock_acquire+0x13c/0x160 [ 27.645227][ T68] ? console_flush_one_record+0x710/0x710 [ 27.645230][ T68] ? rcu_is_watching+0x16/0xd0 [ 27.645232][ T68] ? lock_release+0x184/0x1f0 [ 27.645234][ T68] ? lock_acquire+0x60/0x160 [ 27.645237][ T68] ? __rcu_read_lock+0x30/0x70 [ 27.645240][ T68] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.645242][ T68] ? vprintk_emit+0x320/0x3e0 [ 27.645245][ T68] vprintk_emit+0x37c/0x3e0 [ 27.645248][ T68] ? wake_up_klogd_work_func+0x90/0x90 [ 27.645251][ T68] ? process_one_work+0xe3e/0x1560 [ 27.645255][ T68] ? kthread+0x367/0x460 [ 27.645257][ T68] ? ret_from_fork+0x474/0x6b0 [ 27.645260][ T68] ? ret_from_fork_asm+0x11/0x20 [ 27.645264][ T68] _printk+0xc7/0x100 [ 27.645268][ T68] ? snapshot_read.cold+0x21/0x21 [ 27.645272][ T68] ? netdev_name+0x43/0x60 [ 27.645275][ T68] ? __netdev_printk+0x17f/0x1d0 [ 27.645278][ T68] netdev_info+0xe2/0x116 [ 27.645281][ T68] ? netdev_notice+0x120/0x120 [ 27.645284][ T68] ? rcu_is_watching+0x16/0xd0 [ 27.645286][ T68] ? __up_read+0x355/0x9e0 [ 27.645289][ T68] ? trace_hardirqs_on+0x36/0x40 [ 27.645292][ T68] ? down_write_nested+0x200/0x200 [ 27.645295][ T68] ? mutex_is_locked+0x1c/0x50 [ 27.645298][ T68] netif_set_allmulti.cold+0x7c/0x166 [ 27.645302][ T68] dev_set_allmulti+0xa2/0x150 [ 27.645305][ T68] del_nbp+0xb7/0xc10 [bridge] [ 27.645324][ T68] br_dev_delete+0x9d/0x1e0 [bridge] [ 27.645337][ T68] br_net_exit_rtnl+0xb8/0x110 [bridge] [ 27.645349][ T68] ops_undo_list+0x5be/0x8f0 [ 27.645353][ T68] ? rtnl_net_dumpid_one+0x2d0/0x2d0 [ 27.645356][ T68] ? idr_destroy+0x121/0x250 [ 27.645361][ T68] cleanup_net+0x431/0x890 [ 27.645364][ T68] ? net_passive_dec+0x230/0x230 [ 27.645367][ T68] ? lock_acquire+0x13c/0x160 [ 27.645370][ T68] ? rcu_is_watching+0x16/0xd0 [ 27.645373][ T68] process_one_work+0xe3e/0x1560 [ 27.645378][ T68] ? __queue_delayed_work+0x470/0x470 [ 27.645380][ T68] ? lock_acquire.part.0+0xd4/0x280 [ 27.645384][ T68] ? __rwlock_init+0x150/0x150 [ 27.645387][ T68] worker_thread+0x4f1/0xd60 [ 27.645391][ T68] ? rescuer_thread+0x1340/0x1340 [ 27.645393][ T68] ? __kthread_parkme+0xbd/0x210 [ 27.645396][ T68] ? rescuer_thread+0x1340/0x1340 [ 27.645399][ T68] ? rescuer_thread+0x1340/0x1340 [ 27.645401][ T68] kthread+0x367/0x460 [ 27.645403][ T68] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.645406][ T68] ? kthread_affine_preferred+0x4c0/0x4c0 [ 27.645409][ T68] ret_from_fork+0x474/0x6b0 [ 27.645411][ T68] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 27.645414][ T68] ? __switch_to+0x5a3/0xe00 [ 27.645418][ T68] ? kthread_affine_preferred+0x4c0/0x4c0 [ 27.645420][ T68] ret_from_fork_asm+0x11/0x20 [ 27.645425][ T68] [ 27.666151][ T68] w3: left promiscuous mode [ 27.666375][ T68] br1: port 5(w3) entered disabled state [ 27.667108][ T68] w1: left allmulticast mode [ 27.667298][ T68] w1: left promiscuous mode [ 27.667477][ T68] br1: port 4(w1) entered disabled state [ 27.671260][ T68] vx4001: left allmulticast mode [ 27.671409][ T68] vx4001: left promiscuous mode [ 27.676252][ T68] br1: port 3(vx4001) entered disabled state [ 27.676811][ T68] vx20: left allmulticast mode [ 27.676935][ T68] vx20: left promiscuous mode [ 27.677120][ T68] br1: port 2(vx20) entered disabled state [ 27.678860][ T68] vx10: left allmulticast mode [ 27.678986][ T68] vx10: left promiscuous mode [ 27.679309][ T68] br1: port 1(vx10) entered disabled state [ 28.205574][ T260] br1: left promiscuous mode [ 28.338983][ T607] br1: port 4(veth2) entered disabled state [ 28.358570][ T608] veth2: left allmulticast mode [ 28.358737][ T608] veth2: left promiscuous mode [ 28.358937][ T608] br1: port 4(veth2) entered disabled state [ 28.396253][ T610] br1: port 3(veth1) entered disabled state [ 28.410569][ T611] veth1: left allmulticast mode [ 28.410764][ T611] veth1: left promiscuous mode [ 28.411011][ T611] br1: port 3(veth1) entered disabled state [ 28.448622][ T613] vx4001: left allmulticast mode [ 28.448783][ T613] vx4001: left promiscuous mode [ 28.448978][ T613] br1: port 5(vx4001) entered disabled state [ 28.550581][ T617] vx20: left allmulticast mode [ 28.550750][ T617] vx20: left promiscuous mode [ 28.550944][ T617] br1: port 2(vx20) entered disabled state [ 28.632165][ T621] vx10: left allmulticast mode [ 28.632331][ T621] vx10: left promiscuous mode [ 28.632534][ T621] br1: port 1(vx10) entered disabled state