[ 9.860574][ T187] ip (187) used greatest stack depth: 23888 bytes left [ 9.860589][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.860591][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 9.860593][ T187] preempt_count: 2, expected: 0 [ 9.860594][ T187] RCU nest depth: 0, expected: 0 [ 9.860595][ T187] locks held by ip/187: 5, last CPU#1: [ 9.860597][ T187] #0: ffffffff964027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.860609][ T187] #1: ffffffff96569cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.860614][ T187] #2: ffffffff96569d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.860618][ T187] #3: ffffffff96489660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.860622][ T187] #4: ffffffff96489560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.860626][ T187] irq event stamp: 41814 [ 9.860626][ T187] hardirqs last enabled at (41813): [] __down_trylock_console_sem+0x86/0xa0 [ 9.860629][ T187] hardirqs last disabled at (41814): [] console_emit_next_record+0x3d4/0x4c0 [ 9.860631][ T187] softirqs last enabled at (41578): [] handle_softirqs+0x67c/0x900 [ 9.860633][ T187] softirqs last disabled at (41495): [] __irq_exit_rcu+0x145/0x1c0 [ 9.860635][ T187] Preemption disabled at: [ 9.860635][ T187] [<0000000000000000>] 0x0 [ 9.860642][ T187] CPU: 1 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.860646][ T187] Tainted: [W]=WARN [ 9.860647][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.860648][ T187] Call Trace: [ 9.860650][ T187] [ 9.860651][ T187] dump_stack_lvl+0x6f/0xa0 [ 9.860658][ T187] __might_resched.cold+0x1fe/0x2c1 [ 9.860662][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.860667][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 9.860672][ T187] __kmalloc_noprof+0x443/0x760 [ 9.860674][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 9.860679][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 9.860682][ T187] alloc_buf.isra.0+0x4b/0x260 [ 9.860685][ T187] put_chars+0x1e1/0x2f0 [ 9.860688][ T187] ? __send_to_port+0x420/0x420 [ 9.860689][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.860693][ T187] ? validate_chain+0x38b/0xc20 [ 9.860698][ T187] hvc_console_print+0x292/0x780 [ 9.860704][ T187] ? hvc_write+0x3a0/0x3a0 [ 9.860706][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.860709][ T187] ? lock_acquire+0x13c/0x160 [ 9.860713][ T187] console_emit_next_record+0x22f/0x4c0 [ 9.860716][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 9.860718][ T187] ? console_flush_one_record+0x106/0x710 [ 9.860721][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.860724][ T187] ? lock_acquire+0x13c/0x160 [ 9.860727][ T187] console_flush_one_record+0x46f/0x710 [ 9.860731][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 9.860733][ T187] ? __lock_acquire+0x518/0xc20 [ 9.860738][ T187] console_unlock+0xee/0x1f0 [ 9.860741][ T187] ? console_flush_one_record+0x710/0x710 [ 9.860743][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.860745][ T187] ? lock_acquire+0x60/0x160 [ 9.860748][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.860750][ T187] ? vprintk_emit+0x320/0x3e0 [ 9.860753][ T187] vprintk_emit+0x37c/0x3e0 [ 9.860757][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 9.860760][ T187] ? __lock_acquire+0x518/0xc20 [ 9.860764][ T187] _printk+0xc7/0x100 [ 9.860768][ T187] ? snapshot_read.cold+0x21/0x21 [ 9.860771][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.860773][ T187] ? __rwlock_init+0x150/0x150 [ 9.860777][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.860779][ T187] do_exit.cold+0x82/0x9c [ 9.860783][ T187] ? exit_notify+0x890/0x890 [ 9.860785][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 9.860787][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.860792][ T187] do_group_exit+0xb8/0x370 [ 9.860794][ T187] __x64_sys_exit_group+0x3c/0x50 [ 9.860796][ T187] x64_sys_call+0x1567/0x1570 [ 9.860798][ T187] do_syscall_64+0xff/0x530 [ 9.860801][ T187] ? exc_page_fault+0xee/0x100 [ 9.860804][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.860806][ T187] RIP: 0033:0x7fed6a6a01b8 [ 9.860809][ T187] Code: Unable to access opcode bytes at 0x7fed6a6a018e. [ 9.860810][ T187] RSP: 002b:00007ffcd2e29b68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.860812][ T187] RAX: ffffffffffffffda RBX: 00007fed6a7d0f88 RCX: 00007fed6a6a01b8 [ 9.860813][ T187] RDX: 00007fed6a3eafc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.860814][ T187] RBP: 00007ffcd2e29bc0 R08: 0000000000000000 R09: 0000000000008010 [ 9.860815][ T187] R10: 00007ffcd2e29980 R11: 0000000000000246 R12: 0000000000000001 [ 9.860816][ T187] R13: 0000000000000000 R14: 00007fed6a7cf680 R15: 00007fed6a7d0fa0 [ 9.860822][ T187] [ 11.729575][ T267] br1: port 1(vx10) entered blocking state [ 11.729691][ T267] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.729693][ T267] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 267, name: ip [ 11.729694][ T267] preempt_count: 1, expected: 0 [ 11.729695][ T267] RCU nest depth: 0, expected: 0 [ 11.729696][ T267] locks held by ip/267: 5, last CPU#1: [ 11.729699][ T267] #0: ffffffff96cd2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.729710][ T267] #1: ffffffff96569cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.729717][ T267] #2: ffffffff96569d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.729721][ T267] #3: ffffffff96489660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.729724][ T267] #4: ffffffff96489560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.729728][ T267] irq event stamp: 23900 [ 11.729729][ T267] hardirqs last enabled at (23899): [] __down_trylock_console_sem+0x86/0xa0 [ 11.729732][ T267] hardirqs last disabled at (23900): [] console_emit_next_record+0x3d4/0x4c0 [ 11.729734][ T267] softirqs last enabled at (23810): [] __alloc_skb+0x4c2/0x5f0 [ 11.729737][ T267] softirqs last disabled at (23808): [] __alloc_skb+0x4c2/0x5f0 [ 11.729739][ T267] Preemption disabled at: [ 11.729740][ T267] [] vprintk_emit+0x31b/0x3e0 [ 11.729746][ T267] CPU: 1 UID: 0 PID: 267 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.729749][ T267] Tainted: [W]=WARN [ 11.729750][ T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.729752][ T267] Call Trace: [ 11.729754][ T267] [ 11.729755][ T267] dump_stack_lvl+0x6f/0xa0 [ 11.729761][ T267] ? vprintk_emit+0x31b/0x3e0 [ 11.729763][ T267] __might_resched.cold+0x1fe/0x2c1 [ 11.729768][ T267] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.729772][ T267] ? __kmalloc_noprof+0xdb/0x760 [ 11.729777][ T267] __kmalloc_noprof+0x443/0x760 [ 11.729780][ T267] ? alloc_buf.isra.0+0x4b/0x260 [ 11.729785][ T267] ? do_raw_spin_unlock+0x59/0x250 [ 11.729788][ T267] alloc_buf.isra.0+0x4b/0x260 [ 11.729791][ T267] put_chars+0x1e1/0x2f0 [ 11.729794][ T267] ? __send_to_port+0x420/0x420 [ 11.729798][ T267] ? validate_chain+0x34a/0xc20 [ 11.729802][ T267] hvc_console_print+0x292/0x780 [ 11.729804][ T267] ? mark_usage+0x61/0x170 [ 11.729806][ T267] ? __lock_acquire+0x518/0xc20 [ 11.729808][ T267] ? __lock_acquire+0x518/0xc20 [ 11.729812][ T267] ? hvc_write+0x3a0/0x3a0 [ 11.729814][ T267] ? console_emit_next_record+0x1df/0x4c0 [ 11.729817][ T267] ? rcu_is_watching+0x16/0xd0 [ 11.729821][ T267] ? lock_acquire+0x13c/0x160 [ 11.729825][ T267] console_emit_next_record+0x22f/0x4c0 [ 11.729828][ T267] ? devkmsg_read+0x4b0/0x4b0 [ 11.729830][ T267] ? console_flush_one_record+0x106/0x710 [ 11.729833][ T267] ? rcu_is_watching+0x16/0xd0 [ 11.729835][ T267] ? lock_acquire+0x13c/0x160 [ 11.729839][ T267] console_flush_one_record+0x46f/0x710 [ 11.729843][ T267] ? console_emit_next_record+0x4c0/0x4c0 [ 11.729845][ T267] ? __lock_acquire+0x518/0xc20 [ 11.729850][ T267] console_unlock+0xee/0x1f0 [ 11.729853][ T267] ? console_flush_one_record+0x710/0x710 [ 11.729855][ T267] ? rcu_is_watching+0x16/0xd0 [ 11.729857][ T267] ? lock_acquire+0x60/0x160 [ 11.729860][ T267] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.729862][ T267] ? vprintk_emit+0x320/0x3e0 [ 11.729865][ T267] vprintk_emit+0x37c/0x3e0 [ 11.729870][ T267] ? wake_up_klogd_work_func+0x90/0x90 [ 11.729872][ T267] ? __lock_release.isra.0+0x69/0x1a0 [ 11.729873][ T267] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.729878][ T267] ? mark_held_locks+0x40/0x70 [ 11.729881][ T267] _printk+0xc7/0x100 [ 11.729885][ T267] ? snapshot_read.cold+0x21/0x21 [ 11.729889][ T267] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.729901][ T267] ? do_setlink.isra.0+0xa31/0x2750 [ 11.729903][ T267] ? rtnl_newlink+0x9f1/0x11c0 [ 11.729904][ T267] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.729909][ T267] br_set_state+0x22f/0x430 [bridge] [ 11.729919][ T267] br_init_port+0xc4/0x200 [bridge] [ 11.729927][ T267] new_nbp+0x39c/0x580 [bridge] [ 11.729936][ T267] br_add_if+0x212/0x1320 [bridge] [ 11.729943][ T267] ? is_bpf_text_address+0x72/0x110 [ 11.729947][ T267] ? kernel_text_address+0x149/0x170 [ 11.729950][ T267] ? __kernel_text_address+0x12/0x30 [ 11.729953][ T267] do_set_master+0x357/0x580 [ 11.729958][ T267] do_setlink.isra.0+0xa31/0x2750 [ 11.729961][ T267] ? stack_trace_save+0x93/0xc0 [ 11.729964][ T267] ? rtnl_link_get_size+0x350/0x350 [ 11.729965][ T267] ? rcu_read_lock_any_held+0x66/0x90 [ 11.729968][ T267] ? stack_depot_save_flags+0x38e/0x790 [ 11.729971][ T267] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.729974][ T267] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.729976][ T267] ? validate_chain+0x38b/0xc20 [ 11.729978][ T267] ? kasan_save_stack+0x3d/0x50 [ 11.729982][ T267] ? kasan_save_stack+0x2f/0x50 [ 11.729983][ T267] ? kasan_save_track+0x14/0x30 [ 11.729986][ T267] ? __lock_acquire+0x518/0xc20 [ 11.729988][ T267] ? netlink_seq_next+0x4e/0x60 [ 11.729991][ T267] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.729995][ T267] ? lock_acquire.part.0+0xd4/0x280 [ 11.729997][ T267] ? rtnl_newlink+0x9a8/0x11c0 [ 11.730000][ T267] ? rcu_is_watching+0x16/0xd0 [ 11.730002][ T267] ? lock_acquire+0x13c/0x160 [ 11.730003][ T267] ? rcu_is_watching+0x16/0xd0 [ 11.730005][ T267] ? rcu_is_watching+0x16/0xd0 [ 11.730007][ T267] ? trace_contention_end+0xb3/0x180 [ 11.730011][ T267] ? __mutex_lock+0x1db/0x1ea0 [ 11.730013][ T267] ? __mutex_lock+0x9a3/0x1ea0 [ 11.730015][ T267] ? rtnl_newlink+0x9a8/0x11c0 [ 11.730018][ T267] ? ww_mutex_lock+0x160/0x160 [ 11.730020][ T267] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.730024][ T267] ? __rtnl_newlink+0x3fa/0xa50 [ 11.730030][ T267] rtnl_newlink+0x9f1/0x11c0 [ 11.730035][ T267] ? rtnl_bridge_getlink+0x850/0x850 [ 11.730036][ T267] ? __lock_acquire+0x518/0xc20 [ 11.730041][ T267] ? lock_acquire.part.0+0xd4/0x280 [ 11.730043][ T267] ? find_held_lock+0x2b/0x80 [ 11.730045][ T267] ? rtnl_bridge_getlink+0x850/0x850 [ 11.730046][ T267] ? __lock_release.isra.0+0x69/0x1a0 [ 11.730050][ T267] ? rtnl_bridge_getlink+0x850/0x850 [ 11.730052][ T267] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.730055][ T267] ? rtnl_link_fill+0x920/0x920 [ 11.730056][ T267] ? __lock_acquire+0x518/0xc20 [ 11.730060][ T267] ? lock_acquire.part.0+0xd4/0x280 [ 11.730062][ T267] ? find_held_lock+0x2b/0x80 [ 11.730065][ T267] netlink_rcv_skb+0x14e/0x3a0 [ 11.730067][ T267] ? rtnl_link_fill+0x920/0x920 [ 11.730070][ T267] ? netlink_ack+0xcf0/0xcf0 [ 11.730076][ T267] ? netlink_deliver_tap+0xc5/0x330 [ 11.730077][ T267] ? netlink_deliver_tap+0x13c/0x330 [ 11.730082][ T267] netlink_unicast+0x486/0x750 [ 11.730085][ T267] ? netlink_attachskb+0x810/0x810 [ 11.730088][ T267] ? __lock_acquire+0x518/0xc20 [ 11.730092][ T267] netlink_sendmsg+0x735/0xc60 [ 11.730096][ T267] ? netlink_unicast+0x750/0x750 [ 11.730099][ T267] ? __might_fault+0x97/0x140 [ 11.730104][ T267] ____sys_sendmsg+0x415/0x880 [ 11.730107][ T267] ? copy_msghdr_from_user+0x279/0x420 [ 11.730109][ T267] ? get_timestamp.constprop.0+0x390/0x390 [ 11.730110][ T267] ? move_addr_to_kernel+0x40/0x40 [ 11.730118][ T267] ___sys_sendmsg+0x14e/0x1d0 [ 11.730120][ T267] ? copy_msghdr_from_user+0x420/0x420 [ 11.730136][ T267] __sys_sendmsg+0x12c/0x1d0 [ 11.730139][ T267] ? __sys_sendmsg_sock+0x20/0x20 [ 11.730145][ T267] ? rcu_is_watching+0x16/0xd0 [ 11.730152][ T267] do_syscall_64+0xff/0x530 [ 11.730154][ T267] ? exc_page_fault+0xee/0x100 [ 11.730157][ T267] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.730159][ T267] RIP: 0033:0x7f6b54add54e [ 11.730163][ T267] 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 [ 11.730164][ T267] RSP: 002b:00007ffd554bb4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.730167][ T267] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6b54add54e [ 11.730168][ T267] RDX: 0000000000000000 RSI: 00007ffd554bb590 RDI: 0000000000000005 [ 11.730169][ T267] RBP: 00007ffd554bb4f0 R08: 0000000000000000 R09: 0000000000000000 [ 11.730170][ T267] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913752 [ 11.730171][ T267] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd554bbc50 [ 11.730177][ T267] [ 11.768012][ T267] br1: port 1(vx10) entered disabled state [ 11.768421][ T267] vx10: entered allmulticast mode [ 11.770348][ T267] vx10: entered promiscuous mode [ 11.770888][ T267] br1: port 1(vx10) entered blocking state [ 11.771347][ T267] br1: port 1(vx10) entered forwarding state [ 11.780967][ T267] ip (267) used greatest stack depth: 23336 bytes left [ 11.910201][ T272] br1: port 2(vx20) entered blocking state [ 11.910527][ T272] br1: port 2(vx20) entered disabled state [ 11.910853][ T272] vx20: entered allmulticast mode [ 11.912621][ T272] vx20: entered promiscuous mode [ 11.913066][ T272] br1: port 2(vx20) entered blocking state [ 11.913364][ T272] br1: port 2(vx20) entered forwarding state [ 11.965979][ T274] br1: port 3(veth1) entered blocking state [ 11.966908][ T274] br1: port 3(veth1) entered disabled state [ 11.967271][ T274] veth1: entered allmulticast mode [ 11.968833][ T274] veth1: entered promiscuous mode [ 11.998680][ T203] br1: port 3(veth1) entered blocking state [ 11.999145][ T203] br1: port 3(veth1) entered forwarding state [ 12.053943][ T277] br1: port 4(veth2) entered blocking state [ 12.054277][ T277] br1: port 4(veth2) entered disabled state [ 12.054589][ T277] veth2: entered allmulticast mode [ 12.056131][ T277] veth2: entered promiscuous mode [ 12.083903][ T38] br1: port 4(veth2) entered blocking state [ 12.084539][ T38] br1: port 4(veth2) entered forwarding state [ 12.352678][ T287] 8021q: 802.1Q VLAN Support v1.8 [ 12.483461][ T10] br1: entered promiscuous mode [ 14.400095][ T363] br1: port 1(vx10) entered blocking state [ 14.400114][ T363] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.400117][ T363] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 363, name: ip [ 14.400118][ T363] preempt_count: 1, expected: 0 [ 14.400119][ T363] RCU nest depth: 0, expected: 0 [ 14.400120][ T363] locks held by ip/363: 5, last CPU#2: [ 14.400122][ T363] #0: ffffffff96cd2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 14.400134][ T363] #1: ffffffff96569cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.400141][ T363] #2: ffffffff96569d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.400145][ T363] #3: ffffffff96489660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.400151][ T363] #4: ffffffff96489560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.400155][ T363] irq event stamp: 18954 [ 14.400156][ T363] hardirqs last enabled at (18953): [] __down_trylock_console_sem+0x86/0xa0 [ 14.400158][ T363] hardirqs last disabled at (18954): [] console_emit_next_record+0x3d4/0x4c0 [ 14.400160][ T363] softirqs last enabled at (18896): [] __alloc_skb+0x4c2/0x5f0 [ 14.400164][ T363] softirqs last disabled at (18894): [] __alloc_skb+0x4c2/0x5f0 [ 14.400166][ T363] Preemption disabled at: [ 14.400167][ T363] [] vprintk_emit+0x31b/0x3e0 [ 14.400173][ T363] CPU: 2 UID: 0 PID: 363 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.400177][ T363] Tainted: [W]=WARN [ 14.400178][ T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.400179][ T363] Call Trace: [ 14.400181][ T363] [ 14.400183][ T363] dump_stack_lvl+0x6f/0xa0 [ 14.400189][ T363] ? vprintk_emit+0x31b/0x3e0 [ 14.400191][ T363] __might_resched.cold+0x1fe/0x2c1 [ 14.400196][ T363] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.400200][ T363] ? __kmalloc_noprof+0xdb/0x760 [ 14.400205][ T363] __kmalloc_noprof+0x443/0x760 [ 14.400207][ T363] ? alloc_buf.isra.0+0x4b/0x260 [ 14.400213][ T363] ? do_raw_spin_unlock+0x59/0x250 [ 14.400216][ T363] alloc_buf.isra.0+0x4b/0x260 [ 14.400219][ T363] put_chars+0x1e1/0x2f0 [ 14.400221][ T363] ? prb_final_commit+0x50/0x50 [ 14.400223][ T363] ? __send_to_port+0x420/0x420 [ 14.400226][ T363] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.400230][ T363] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.400233][ T363] ? validate_chain+0x38b/0xc20 [ 14.400236][ T363] hvc_console_print+0x292/0x780 [ 14.400239][ T363] ? mark_usage+0x61/0x170 [ 14.400241][ T363] ? __lock_acquire+0x518/0xc20 [ 14.400243][ T363] ? __lock_acquire+0x518/0xc20 [ 14.400246][ T363] ? hvc_write+0x3a0/0x3a0 [ 14.400248][ T363] ? console_emit_next_record+0x1df/0x4c0 [ 14.400252][ T363] ? rcu_is_watching+0x16/0xd0 [ 14.400254][ T363] ? lock_acquire+0x13c/0x160 [ 14.400258][ T363] console_emit_next_record+0x22f/0x4c0 [ 14.400262][ T363] ? devkmsg_read+0x4b0/0x4b0 [ 14.400263][ T363] ? console_flush_one_record+0x106/0x710 [ 14.400266][ T363] ? rcu_is_watching+0x16/0xd0 [ 14.400269][ T363] ? lock_acquire+0x13c/0x160 [ 14.400273][ T363] console_flush_one_record+0x46f/0x710 [ 14.400277][ T363] ? console_emit_next_record+0x4c0/0x4c0 [ 14.400278][ T363] ? __lock_acquire+0x518/0xc20 [ 14.400284][ T363] console_unlock+0xee/0x1f0 [ 14.400286][ T363] ? console_flush_one_record+0x710/0x710 [ 14.400288][ T363] ? rcu_is_watching+0x16/0xd0 [ 14.400290][ T363] ? lock_acquire+0x60/0x160 [ 14.400294][ T363] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.400296][ T363] ? vprintk_emit+0x320/0x3e0 [ 14.400299][ T363] vprintk_emit+0x37c/0x3e0 [ 14.400303][ T363] ? wake_up_klogd_work_func+0x90/0x90 [ 14.400306][ T363] ? __lock_release.isra.0+0x69/0x1a0 [ 14.400308][ T363] ? mark_held_locks+0x40/0x70 [ 14.400312][ T363] _printk+0xc7/0x100 [ 14.400315][ T363] ? snapshot_read.cold+0x21/0x21 [ 14.400319][ T363] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 14.400332][ T363] ? do_setlink.isra.0+0xa31/0x2750 [ 14.400333][ T363] ? rtnl_newlink+0x9f1/0x11c0 [ 14.400334][ T363] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 14.400339][ T363] br_set_state+0x22f/0x430 [bridge] [ 14.400349][ T363] br_init_port+0xc4/0x200 [bridge] [ 14.400357][ T363] new_nbp+0x39c/0x580 [bridge] [ 14.400366][ T363] br_add_if+0x212/0x1320 [bridge] [ 14.400373][ T363] ? is_bpf_text_address+0x72/0x110 [ 14.400377][ T363] ? kernel_text_address+0x149/0x170 [ 14.400380][ T363] ? __kernel_text_address+0x12/0x30 [ 14.400384][ T363] do_set_master+0x357/0x580 [ 14.400388][ T363] do_setlink.isra.0+0xa31/0x2750 [ 14.400391][ T363] ? stack_trace_save+0x93/0xc0 [ 14.400394][ T363] ? rtnl_link_get_size+0x350/0x350 [ 14.400395][ T363] ? rcu_read_lock_any_held+0x66/0x90 [ 14.400397][ T363] ? stack_depot_save_flags+0x38e/0x790 [ 14.400401][ T363] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.400403][ T363] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.400405][ T363] ? validate_chain+0x38b/0xc20 [ 14.400407][ T363] ? kasan_save_stack+0x3d/0x50 [ 14.400410][ T363] ? kasan_save_stack+0x2f/0x50 [ 14.400412][ T363] ? kasan_save_track+0x14/0x30 [ 14.400415][ T363] ? __lock_acquire+0x518/0xc20 [ 14.400417][ T363] ? netlink_seq_next+0x4e/0x60 [ 14.400419][ T363] ? ___sys_sendmsg+0xb0/0x1d0 [ 14.400424][ T363] ? lock_acquire.part.0+0xd4/0x280 [ 14.400426][ T363] ? rtnl_newlink+0x9a8/0x11c0 [ 14.400428][ T363] ? rcu_is_watching+0x16/0xd0 [ 14.400431][ T363] ? lock_acquire+0x13c/0x160 [ 14.400432][ T363] ? rcu_is_watching+0x16/0xd0 [ 14.400434][ T363] ? rcu_is_watching+0x16/0xd0 [ 14.400436][ T363] ? trace_contention_end+0xb3/0x180 [ 14.400440][ T363] ? __mutex_lock+0x1db/0x1ea0 [ 14.400443][ T363] ? __mutex_lock+0x9a3/0x1ea0 [ 14.400445][ T363] ? rtnl_newlink+0x9a8/0x11c0 [ 14.400448][ T363] ? ww_mutex_lock+0x160/0x160 [ 14.400449][ T363] ? nla_get_range_signed+0x3d0/0x3d0 [ 14.400455][ T363] ? __rtnl_newlink+0x3fa/0xa50 [ 14.400460][ T363] rtnl_newlink+0x9f1/0x11c0 [ 14.400465][ T363] ? rtnl_bridge_getlink+0x850/0x850 [ 14.400467][ T363] ? __lock_acquire+0x518/0xc20 [ 14.400471][ T363] ? lock_acquire.part.0+0xd4/0x280 [ 14.400473][ T363] ? find_held_lock+0x2b/0x80 [ 14.400475][ T363] ? rtnl_bridge_getlink+0x850/0x850 [ 14.400477][ T363] ? __lock_release.isra.0+0x69/0x1a0 [ 14.400481][ T363] ? rtnl_bridge_getlink+0x850/0x850 [ 14.400483][ T363] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 14.400486][ T363] ? rtnl_link_fill+0x920/0x920 [ 14.400487][ T363] ? __lock_acquire+0x518/0xc20 [ 14.400491][ T363] ? lock_acquire.part.0+0xd4/0x280 [ 14.400493][ T363] ? find_held_lock+0x2b/0x80 [ 14.400496][ T363] netlink_rcv_skb+0x14e/0x3a0 [ 14.400498][ T363] ? rtnl_link_fill+0x920/0x920 [ 14.400501][ T363] ? netlink_ack+0xcf0/0xcf0 [ 14.400507][ T363] ? netlink_deliver_tap+0xc5/0x330 [ 14.400508][ T363] ? netlink_deliver_tap+0x13c/0x330 [ 14.400513][ T363] netlink_unicast+0x486/0x750 [ 14.400516][ T363] ? netlink_attachskb+0x810/0x810 [ 14.400519][ T363] ? __lock_acquire+0x518/0xc20 [ 14.400523][ T363] netlink_sendmsg+0x735/0xc60 [ 14.400526][ T363] ? netlink_unicast+0x750/0x750 [ 14.400530][ T363] ? __might_fault+0x97/0x140 [ 14.400536][ T363] ____sys_sendmsg+0x415/0x880 [ 14.400538][ T363] ? copy_msghdr_from_user+0x279/0x420 [ 14.400540][ T363] ? get_timestamp.constprop.0+0x390/0x390 [ 14.400542][ T363] ? move_addr_to_kernel+0x40/0x40 [ 14.400549][ T363] ___sys_sendmsg+0x14e/0x1d0 [ 14.400552][ T363] ? copy_msghdr_from_user+0x420/0x420 [ 14.400572][ T363] __sys_sendmsg+0x12c/0x1d0 [ 14.400574][ T363] ? __sys_sendmsg_sock+0x20/0x20 [ 14.400580][ T363] ? rcu_is_watching+0x16/0xd0 [ 14.400584][ T363] do_syscall_64+0xff/0x530 [ 14.400586][ T363] ? exc_page_fault+0xee/0x100 [ 14.400589][ T363] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 14.400592][ T363] RIP: 0033:0x7f0829d5d54e [ 14.400595][ T363] 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 [ 14.400597][ T363] RSP: 002b:00007ffe3d691a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.400600][ T363] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0829d5d54e [ 14.400601][ T363] RDX: 0000000000000000 RSI: 00007ffe3d691ab0 RDI: 0000000000000005 [ 14.400602][ T363] RBP: 00007ffe3d691a10 R08: 0000000000000000 R09: 0000000000000000 [ 14.400603][ T363] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913754 [ 14.400604][ T363] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe3d692170 [ 14.400610][ T363] [ 14.460110][ T363] br1: port 1(vx10) entered disabled state [ 14.460497][ T363] vx10: entered allmulticast mode [ 14.462021][ T363] vx10: entered promiscuous mode [ 14.462715][ T363] br1: port 1(vx10) entered blocking state [ 14.463007][ T363] br1: port 1(vx10) entered forwarding state [ 14.589900][ T367] br1: port 2(vx20) entered blocking state [ 14.590244][ T367] br1: port 2(vx20) entered disabled state [ 14.590542][ T367] vx20: entered allmulticast mode [ 14.592205][ T367] vx20: entered promiscuous mode [ 14.592644][ T367] br1: port 2(vx20) entered blocking state [ 14.592934][ T367] br1: port 2(vx20) entered forwarding state [ 14.655962][ T369] br1: port 3(w1) entered blocking state [ 14.656276][ T369] br1: port 3(w1) entered disabled state [ 14.656592][ T369] w1: entered allmulticast mode [ 14.658198][ T369] w1: entered promiscuous mode [ 14.683704][ T36] br1: port 3(w1) entered blocking state [ 14.690211][ T36] br1: port 3(w1) entered forwarding state [ 14.736340][ T372] br1: port 4(w3) entered blocking state [ 14.736615][ T372] br1: port 4(w3) entered disabled state [ 14.736868][ T372] w3: entered allmulticast mode [ 14.738404][ T372] w3: entered promiscuous mode [ 14.769715][ T36] br1: port 4(w3) entered blocking state [ 14.769981][ T36] br1: port 4(w3) entered forwarding state [ 15.070635][ T66] br1: entered promiscuous mode [ 16.437178][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 16.437207][ C1] [ 16.437208][ C1] ======================================================== [ 16.437209][ C1] WARNING: possible irq lock inversion dependency detected [ 16.437211][ C1] 7.2.0-virtme #1 Tainted: G W [ 16.437213][ C1] -------------------------------------------------------- [ 16.437213][ C1] kworker/u16:1/70 just changed the state of lock: [ 16.437215][ C1] ffffffff96489660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.437226][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 16.437227][ C1] (fs_reclaim){+.+.}-{0:0} [ 16.437228][ C1] [ 16.437228][ C1] [ 16.437228][ C1] and interrupts could create inverse lock ordering between them. [ 16.437228][ C1] [ 16.437229][ C1] [ 16.437229][ C1] other info that might help us debug this: [ 16.437230][ C1] Possible interrupt unsafe locking scenario: [ 16.437230][ C1] [ 16.437230][ C1] CPU0 CPU1 [ 16.437231][ C1] ---- ---- [ 16.437231][ C1] lock(fs_reclaim); [ 16.437232][ C1] local_irq_disable(); [ 16.437233][ C1] lock(console_owner); [ 16.437234][ C1] lock(fs_reclaim); [ 16.437234][ C1] [ 16.437235][ C1] lock(console_owner); [ 16.437236][ C1] [ 16.437236][ C1] *** DEADLOCK *** [ 16.437236][ C1] [ 16.437236][ C1] locks held by kworker/u16:1/70: 9, last CPU#1: [ 16.437237][ C1] #0: ff1100000898f140 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 16.437243][ C1] #1: ffa00000004b7d10 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 16.437246][ C1] #2: ffffffff96cd2c40 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11a/0x930 [ 16.437251][ C1] #3: ff1100000c6ded30 (&idev->mc_lock){+.+.}-{4:4}, at: ipv6_mc_dad_complete+0x23/0x1a0 [ 16.437256][ C1] #4: ffffffff96580b00 (rcu_read_lock){....}-{1:3}, at: mld_sendpack+0x1c9/0xec0 [ 16.437259][ C1] #5: ffffffff96580b00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 16.437262][ C1] #6: ffffffff96580b00 (rcu_read_lock){....}-{1:3}, at: netif_receive_skb_list_internal+0x2f8/0xe20 [ 16.437267][ C1] #7: ffffffff96569cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.437270][ C1] #8: ffffffff96569d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.437273][ C1] [ 16.437273][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 16.437281][ C1] -> (fs_reclaim){+.+.}-{0:0} { [ 16.437283][ C1] HARDIRQ-ON-W at: [ 16.437285][ C1] __lock_acquire+0x388/0xc20 [ 16.437288][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.437289][ C1] fs_reclaim_acquire+0xd5/0x120 [ 16.437292][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 16.437295][ C1] kthread_create_worker_on_node+0xea/0x210 [ 16.437296][ C1] workqueue_init+0x2a/0x680 [ 16.437300][ C1] kernel_init_freeable+0x2fe/0x630 [ 16.437302][ C1] kernel_init+0x21/0x150 [ 16.437305][ C1] ret_from_fork+0x474/0x6b0 [ 16.437308][ C1] ret_from_fork_asm+0x11/0x20 [ 16.437311][ C1] SOFTIRQ-ON-W at: [ 16.437311][ C1] __lock_acquire+0x388/0xc20 [ 16.437313][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.437314][ C1] fs_reclaim_acquire+0xd5/0x120 [ 16.437315][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 16.437316][ C1] kthread_create_worker_on_node+0xea/0x210 [ 16.437318][ C1] workqueue_init+0x2a/0x680 [ 16.437319][ C1] kernel_init_freeable+0x2fe/0x630 [ 16.437320][ C1] kernel_init+0x21/0x150 [ 16.437321][ C1] ret_from_fork+0x474/0x6b0 [ 16.437322][ C1] ret_from_fork_asm+0x11/0x20 [ 16.437324][ C1] INITIAL USE at: [ 16.437324][ C1] __lock_acquire+0x388/0xc20 [ 16.437326][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.437327][ C1] fs_reclaim_acquire+0xd5/0x120 [ 16.437328][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 16.437329][ C1] kthread_create_worker_on_node+0xea/0x210 [ 16.437331][ C1] workqueue_init+0x2a/0x680 [ 16.437332][ C1] kernel_init_freeable+0x2fe/0x630 [ 16.437333][ C1] kernel_init+0x21/0x150 [ 16.437334][ C1] ret_from_fork+0x474/0x6b0 [ 16.437335][ C1] ret_from_fork_asm+0x11/0x20 [ 16.437336][ C1] } [ 16.437337][ C1] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 16.437341][ C1] ... acquired at: [ 16.437342][ C1] __lock_acquire+0x518/0xc20 [ 16.437343][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.437344][ C1] fs_reclaim_acquire+0xd5/0x120 [ 16.437345][ C1] __kmalloc_noprof+0xd3/0x760 [ 16.437347][ C1] alloc_buf.isra.0+0x4b/0x260 [ 16.437349][ C1] put_chars+0x1e1/0x2f0 [ 16.437351][ C1] hvc_console_print+0x292/0x780 [ 16.437353][ C1] console_emit_next_record+0x22f/0x4c0 [ 16.437354][ C1] console_flush_one_record+0x46f/0x710 [ 16.437356][ C1] console_unlock+0xee/0x1f0 [ 16.437357][ C1] vprintk_emit+0x37c/0x3e0 [ 16.437359][ C1] _printk+0xc7/0x100 [ 16.437362][ C1] dm_interface_init+0x50/0x60 [ 16.437364][ C1] dm_init+0x51/0xd0 [ 16.437365][ C1] do_one_initcall+0x124/0x4f0 [ 16.437366][ C1] kernel_init_freeable+0x596/0x630 [ 16.437367][ C1] kernel_init+0x21/0x150 [ 16.437369][ C1] ret_from_fork+0x474/0x6b0 [ 16.437370][ C1] ret_from_fork_asm+0x11/0x20 [ 16.437371][ C1] [ 16.437371][ C1] -> (console_owner){..-.}-{0:0} { [ 16.437373][ C1] IN-SOFTIRQ-W at: [ 16.437374][ C1] __lock_acquire+0x388/0xc20 [ 16.437375][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.437377][ C1] console_lock_spinning_enable+0x5c/0x60 [ 16.437378][ C1] console_emit_next_record+0x1d1/0x4c0 [ 16.437380][ C1] console_flush_one_record+0x46f/0x710 [ 16.437381][ C1] console_unlock+0xee/0x1f0 [ 16.437383][ C1] vprintk_emit+0x37c/0x3e0 [ 16.437384][ C1] _printk+0xc7/0x100 [ 16.437386][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 16.437396][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 16.437406][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 16.437413][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 16.437414][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 16.437416][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 16.437418][ C1] gro_receive_skb+0x52f/0xbb0 [ 16.437420][ C1] gro_cell_poll+0x275/0x550 [ 16.437423][ C1] __napi_poll+0xd4/0x3b0 [ 16.437425][ C1] net_rx_action+0x513/0xf50 [ 16.437426][ C1] handle_softirqs+0x1d3/0x900 [ 16.437429][ C1] do_softirq+0xac/0xe0 [ 16.437430][ C1] __local_bh_enable_ip+0x118/0x150 [ 16.437431][ C1] __dev_queue_xmit+0x979/0x1b80 [ 16.437433][ C1] ip6_finish_output2+0x96f/0x1300 [ 16.437434][ C1] ip6_finish_output+0x646/0xda0 [ 16.437435][ C1] ip6_output+0x23f/0x7f0 [ 16.437437][ C1] mld_sendpack+0x9d6/0xec0 [ 16.437438][ C1] ipv6_mc_dad_complete+0x97/0x1a0 [ 16.437440][ C1] addrconf_dad_completed+0x8c3/0xe10 [ 16.437441][ C1] addrconf_dad_work+0x3c1/0x930 [ 16.437443][ C1] process_one_work+0xe3e/0x1560 [ 16.437444][ C1] worker_thread+0x4f1/0xd60 [ 16.437446][ C1] kthread+0x367/0x460 [ 16.437447][ C1] ret_from_fork+0x474/0x6b0 [ 16.437448][ C1] ret_from_fork_asm+0x11/0x20 [ 16.437449][ C1] INITIAL USE at: [ 16.437450][ C1] } [ 16.437451][ C1] ... key at: [] console_owner_dep_map+0x0/0x60 [ 16.437454][ C1] ... acquired at: [ 16.437454][ C1] mark_lock+0x1d7/0xa00 [ 16.437455][ C1] mark_usage+0x42/0x170 [ 16.437457][ C1] __lock_acquire+0x388/0xc20 [ 16.437458][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.437459][ C1] console_lock_spinning_enable+0x5c/0x60 [ 16.437461][ C1] console_emit_next_record+0x1d1/0x4c0 [ 16.437462][ C1] console_flush_one_record+0x46f/0x710 [ 16.437464][ C1] console_unlock+0xee/0x1f0 [ 16.437465][ C1] vprintk_emit+0x37c/0x3e0 [ 16.437467][ C1] _printk+0xc7/0x100 [ 16.437468][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 16.437475][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 16.437481][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 16.437487][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 16.437489][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 16.437490][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 16.437492][ C1] gro_receive_skb+0x52f/0xbb0 [ 16.437493][ C1] gro_cell_poll+0x275/0x550 [ 16.437495][ C1] __napi_poll+0xd4/0x3b0 [ 16.437496][ C1] net_rx_action+0x513/0xf50 [ 16.437497][ C1] handle_softirqs+0x1d3/0x900 [ 16.437499][ C1] do_softirq+0xac/0xe0 [ 16.437500][ C1] __local_bh_enable_ip+0x118/0x150 [ 16.437501][ C1] __dev_queue_xmit+0x979/0x1b80 [ 16.437502][ C1] ip6_finish_output2+0x96f/0x1300 [ 16.437504][ C1] ip6_finish_output+0x646/0xda0 [ 16.437505][ C1] ip6_output+0x23f/0x7f0 [ 16.437506][ C1] mld_sendpack+0x9d6/0xec0 [ 16.437507][ C1] ipv6_mc_dad_complete+0x97/0x1a0 [ 16.437509][ C1] addrconf_dad_completed+0x8c3/0xe10 [ 16.437510][ C1] addrconf_dad_work+0x3c1/0x930 [ 16.437512][ C1] process_one_work+0xe3e/0x1560 [ 16.437513][ C1] worker_thread+0x4f1/0xd60 [ 16.437515][ C1] kthread+0x367/0x460 [ 16.437516][ C1] ret_from_fork+0x474/0x6b0 [ 16.437517][ C1] ret_from_fork_asm+0x11/0x20 [ 16.437518][ C1] [ 16.437518][ C1] [ 16.437518][ C1] stack backtrace: [ 16.437521][ C1] CPU: 1 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.437524][ C1] Tainted: [W]=WARN [ 16.437525][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.437526][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 16.437530][ C1] Call Trace: [ 16.437531][ C1] [ 16.437532][ C1] dump_stack_lvl+0x6f/0xa0 [ 16.437536][ C1] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 16.437539][ C1] mark_lock_irq+0x989/0x9c0 [ 16.437542][ C1] mark_lock+0x1d7/0xa00 [ 16.437543][ C1] mark_usage+0x42/0x170 [ 16.437545][ C1] __lock_acquire+0x388/0xc20 [ 16.437547][ C1] lock_acquire.part.0+0xd4/0x280 [ 16.437549][ C1] ? console_lock_spinning_enable+0x40/0x60 [ 16.437551][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.437554][ C1] ? lock_acquire+0x13c/0x160 [ 16.437556][ C1] console_lock_spinning_enable+0x5c/0x60 [ 16.437558][ C1] ? console_lock_spinning_enable+0x40/0x60 [ 16.437565][ C1] console_emit_next_record+0x1d1/0x4c0 [ 16.437567][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 16.437569][ C1] ? console_flush_one_record+0x106/0x710 [ 16.437571][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.437573][ C1] ? lock_acquire+0x13c/0x160 [ 16.437575][ C1] console_flush_one_record+0x46f/0x710 [ 16.437577][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 16.437579][ C1] ? __lock_acquire+0x518/0xc20 [ 16.437581][ C1] console_unlock+0xee/0x1f0 [ 16.437583][ C1] ? console_flush_one_record+0x710/0x710 [ 16.437584][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.437586][ C1] ? lock_acquire+0x60/0x160 [ 16.437588][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.437590][ C1] ? vprintk_emit+0x320/0x3e0 [ 16.437592][ C1] vprintk_emit+0x37c/0x3e0 [ 16.437594][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 16.437596][ C1] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 16.437598][ C1] _printk+0xc7/0x100 [ 16.437600][ C1] ? snapshot_read.cold+0x21/0x21 [ 16.437602][ C1] ? ___ratelimit+0x4e7/0xa00 [ 16.437605][ C1] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 16.437611][ C1] ? idr_get_free+0x830/0x830 [ 16.437614][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 16.437621][ C1] ? br_fdb_add_local+0x60/0x60 [bridge] [ 16.437627][ C1] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 16.437635][ C1] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 16.437642][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 16.437649][ C1] ? br_handle_local_finish+0x20/0x20 [bridge] [ 16.437655][ C1] ? validate_chain+0x744/0xc20 [ 16.437657][ C1] ? vxlan_rcv+0x119c/0x2f70 [vxlan] [ 16.437663][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 16.437670][ C1] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 16.437676][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 16.437679][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.437681][ C1] ? do_xdp_generic+0x4a0/0x4a0 [ 16.437683][ C1] ? udpv6_queue_rcv_one_skb+0x653/0xbf0 [ 16.437684][ C1] ? udpv6_queue_rcv_one_skb+0x66a/0xbf0 [ 16.437686][ C1] ? udp6_unicast_rcv_skb+0x2b3/0x390 [ 16.437687][ C1] ? ip6_protocol_deliver_rcu+0xa78/0x1480 [ 16.437689][ C1] ? find_held_lock+0x2b/0x80 [ 16.437691][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.437693][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 16.437695][ C1] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 16.437697][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.437698][ C1] ? netif_receive_skb_list_internal+0x2f8/0xe20 [ 16.437701][ C1] ? lock_acquire+0x13c/0x160 [ 16.437703][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 16.437704][ C1] ? find_held_lock+0x2b/0x80 [ 16.437706][ C1] ? process_backlog+0x14c0/0x14c0 [ 16.437707][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.437709][ C1] ? validate_chain+0x731/0xc20 [ 16.437710][ C1] ? dev_gro_receive+0x8a5/0x1740 [ 16.437712][ C1] ? dev_gro_receive+0x1f8/0x1740 [ 16.437714][ C1] gro_receive_skb+0x52f/0xbb0 [ 16.437715][ C1] gro_cell_poll+0x275/0x550 [ 16.437718][ C1] __napi_poll+0xd4/0x3b0 [ 16.437720][ C1] net_rx_action+0x513/0xf50 [ 16.437722][ C1] ? __napi_poll+0x3b0/0x3b0 [ 16.437724][ C1] ? validate_chain+0x38b/0xc20 [ 16.437727][ C1] ? do_raw_spin_lock+0x131/0x280 [ 16.437729][ C1] ? __rwlock_init+0x150/0x150 [ 16.437730][ C1] ? mark_held_locks+0x40/0x70 [ 16.437732][ C1] handle_softirqs+0x1d3/0x900 [ 16.437734][ C1] ? _local_bh_enable+0xc0/0xc0 [ 16.437735][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 16.437737][ C1] ? _raw_spin_unlock+0x2d/0x50 [ 16.437738][ C1] ? __dev_queue_xmit+0x964/0x1b80 [ 16.437740][ C1] do_softirq+0xac/0xe0 [ 16.437742][ C1] [ 16.437742][ C1] [ 16.437743][ C1] __local_bh_enable_ip+0x118/0x150 [ 16.437744][ C1] __dev_queue_xmit+0x979/0x1b80 [ 16.437747][ C1] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 16.437749][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.437750][ C1] ? find_held_lock+0x2b/0x80 [ 16.437752][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.437753][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.437755][ C1] ? mark_held_locks+0x40/0x70 [ 16.437756][ C1] ? __asan_memcpy+0x3c/0x60 [ 16.437759][ C1] ? neigh_hh_output+0x152/0x4c0 [ 16.437761][ C1] ip6_finish_output2+0x96f/0x1300 [ 16.437763][ C1] ? ip6_dst_lookup+0x80/0x80 [ 16.437764][ C1] ? find_held_lock+0x2b/0x80 [ 16.437765][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.437767][ C1] ? ip6_mtu+0x15d/0x310 [ 16.437769][ C1] ip6_finish_output+0x646/0xda0 [ 16.437771][ C1] ip6_output+0x23f/0x7f0 [ 16.437773][ C1] ? ip6_finish_output+0xda0/0xda0 [ 16.437774][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.437775][ C1] ? xfrm_bundle_lookup.constprop.0+0xba0/0xba0 [ 16.437778][ C1] ? mark_held_locks+0x40/0x70 [ 16.437780][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 16.437781][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 16.437783][ C1] ? icmp6_dst_alloc+0x317/0x4d0 [ 16.437785][ C1] mld_sendpack+0x9d6/0xec0 [ 16.437787][ C1] ? mld_dad_start_work+0x240/0x240 [ 16.437790][ C1] ipv6_mc_dad_complete+0x97/0x1a0 [ 16.437792][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 16.437793][ C1] addrconf_dad_completed+0x8c3/0xe10 [ 16.437796][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.437797][ C1] ? addrconf_rs_timer+0x770/0x770 [ 16.437799][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.437800][ C1] ? __rwlock_init+0x150/0x150 [ 16.437802][ C1] ? mark_held_locks+0x40/0x70 [ 16.437804][ C1] ? addrconf_dad_work+0x3c1/0x930 [ 16.437805][ C1] addrconf_dad_work+0x3c1/0x930 [ 16.437807][ C1] ? addrconf_dad_begin+0x540/0x540 [ 16.437809][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.437811][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.437813][ C1] ? lock_acquire+0x13c/0x160 [ 16.437814][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.437816][ C1] process_one_work+0xe3e/0x1560 [ 16.437819][ C1] ? __queue_delayed_work+0x470/0x470 [ 16.437821][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.437824][ C1] worker_thread+0x4f1/0xd60 [ 16.437826][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.437827][ C1] ? __kthread_parkme+0xbd/0x210 [ 16.437829][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.437831][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.437832][ C1] kthread+0x367/0x460 [ 16.437834][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 16.437836][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.437838][ C1] ret_from_fork+0x474/0x6b0 [ 16.437840][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 16.437841][ C1] ? __switch_to+0x5a3/0xe00 [ 16.437844][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.437846][ C1] ret_from_fork_asm+0x11/0x20 [ 16.437848][ C1] [ 16.437852][ C1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.437853][ C1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 70, name: kworker/u16:1 [ 16.437854][ C1] preempt_count: 102, expected: 0 [ 16.437855][ C1] RCU nest depth: 3, expected: 0 [ 16.437856][ C1] INFO: lockdep is turned off. [ 16.437857][ C1] irq event stamp: 32909 [ 16.437857][ C1] hardirqs last enabled at (32908): [] __down_trylock_console_sem+0x86/0xa0 [ 16.437859][ C1] hardirqs last disabled at (32909): [] console_emit_next_record+0x3d4/0x4c0 [ 16.437861][ C1] softirqs last enabled at (31546): [] __dev_queue_xmit+0x964/0x1b80 [ 16.437863][ C1] softirqs last disabled at (31547): [] do_softirq+0xac/0xe0 [ 16.437865][ C1] Preemption disabled at: [ 16.437865][ C1] [] __dev_queue_xmit+0x204/0x1b80 [ 16.437868][ C1] CPU: 1 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.437870][ C1] Tainted: [W]=WARN [ 16.437870][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.437871][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 16.437873][ C1] Call Trace: [ 16.437873][ C1] [ 16.437874][ C1] dump_stack_lvl+0x6f/0xa0 [ 16.437876][ C1] ? __dev_queue_xmit+0x204/0x1b80 [ 16.437878][ C1] __might_resched.cold+0x1fe/0x2c1 [ 16.437880][ C1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.437883][ C1] ? nbcon_get_cpu_emergency_nesting+0xa/0x30 [ 16.437885][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.437888][ C1] __kmalloc_noprof+0x443/0x760 [ 16.437889][ C1] ? __rwlock_init+0x150/0x150 [ 16.437891][ C1] ? alloc_buf.isra.0+0x4b/0x260 [ 16.437892][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 16.437894][ C1] alloc_buf.isra.0+0x4b/0x260 [ 16.437896][ C1] put_chars+0x1e1/0x2f0 [ 16.437897][ C1] ? __send_to_port+0x420/0x420 [ 16.437899][ C1] ? mark_lock+0x1d7/0xa00 [ 16.437901][ C1] hvc_console_print+0x292/0x780 [ 16.437903][ C1] ? hvc_write+0x3a0/0x3a0 [ 16.437905][ C1] ? lock_acquire+0x13c/0x160 [ 16.437907][ C1] console_emit_next_record+0x22f/0x4c0 [ 16.437909][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 16.437910][ C1] ? console_flush_one_record+0x106/0x710 [ 16.437912][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.437914][ C1] ? lock_acquire+0x13c/0x160 [ 16.437916][ C1] console_flush_one_record+0x46f/0x710 [ 16.437918][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 16.437920][ C1] ? __lock_acquire+0x518/0xc20 [ 16.437922][ C1] console_unlock+0xee/0x1f0 [ 16.437924][ C1] ? console_flush_one_record+0x710/0x710 [ 16.437925][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.437927][ C1] ? lock_acquire+0x60/0x160 [ 16.437929][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.437930][ C1] ? vprintk_emit+0x320/0x3e0 [ 16.437932][ C1] vprintk_emit+0x37c/0x3e0 [ 16.437935][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 16.437937][ C1] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 16.437939][ C1] _printk+0xc7/0x100 [ 16.437940][ C1] ? snapshot_read.cold+0x21/0x21 [ 16.437942][ C1] ? ___ratelimit+0x4e7/0xa00 [ 16.437944][ C1] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 16.437950][ C1] ? idr_get_free+0x830/0x830 [ 16.437953][ C1] br_fdb_update.cold+0x74/0x90 [bridge] [ 16.437960][ C1] ? br_fdb_add_local+0x60/0x60 [bridge] [ 16.437966][ C1] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 16.437973][ C1] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 16.437979][ C1] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 16.437986][ C1] ? br_handle_local_finish+0x20/0x20 [bridge] [ 16.437992][ C1] ? validate_chain+0x744/0xc20 [ 16.437994][ C1] ? vxlan_rcv+0x119c/0x2f70 [vxlan] [ 16.437998][ C1] br_handle_frame+0x74d/0xf50 [bridge] [ 16.438004][ C1] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 16.438010][ C1] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 16.438013][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.438015][ C1] ? do_xdp_generic+0x4a0/0x4a0 [ 16.438017][ C1] ? udpv6_queue_rcv_one_skb+0x653/0xbf0 [ 16.438018][ C1] ? udpv6_queue_rcv_one_skb+0x66a/0xbf0 [ 16.438020][ C1] ? udp6_unicast_rcv_skb+0x2b3/0x390 [ 16.438021][ C1] ? ip6_protocol_deliver_rcu+0xa78/0x1480 [ 16.438023][ C1] ? find_held_lock+0x2b/0x80 [ 16.438025][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.438027][ C1] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 16.438029][ C1] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 16.438031][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.438032][ C1] ? netif_receive_skb_list_internal+0x2f8/0xe20 [ 16.438035][ C1] ? lock_acquire+0x13c/0x160 [ 16.438036][ C1] netif_receive_skb_list_internal+0x5f8/0xe20 [ 16.438038][ C1] ? find_held_lock+0x2b/0x80 [ 16.438040][ C1] ? process_backlog+0x14c0/0x14c0 [ 16.438041][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.438043][ C1] ? validate_chain+0x731/0xc20 [ 16.438044][ C1] ? dev_gro_receive+0x8a5/0x1740 [ 16.438046][ C1] ? dev_gro_receive+0x1f8/0x1740 [ 16.438047][ C1] gro_receive_skb+0x52f/0xbb0 [ 16.438049][ C1] gro_cell_poll+0x275/0x550 [ 16.438052][ C1] __napi_poll+0xd4/0x3b0 [ 16.438054][ C1] net_rx_action+0x513/0xf50 [ 16.438056][ C1] ? __napi_poll+0x3b0/0x3b0 [ 16.438058][ C1] ? validate_chain+0x38b/0xc20 [ 16.438061][ C1] ? do_raw_spin_lock+0x131/0x280 [ 16.438062][ C1] ? __rwlock_init+0x150/0x150 [ 16.438064][ C1] ? mark_held_locks+0x40/0x70 [ 16.438065][ C1] handle_softirqs+0x1d3/0x900 [ 16.438067][ C1] ? _local_bh_enable+0xc0/0xc0 [ 16.438069][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 16.438070][ C1] ? _raw_spin_unlock+0x2d/0x50 [ 16.438072][ C1] ? __dev_queue_xmit+0x964/0x1b80 [ 16.438074][ C1] do_softirq+0xac/0xe0 [ 16.438075][ C1] [ 16.438076][ C1] [ 16.438076][ C1] __local_bh_enable_ip+0x118/0x150 [ 16.438078][ C1] __dev_queue_xmit+0x979/0x1b80 [ 16.438080][ C1] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 16.438082][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.438083][ C1] ? find_held_lock+0x2b/0x80 [ 16.438085][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.438086][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.438088][ C1] ? mark_held_locks+0x40/0x70 [ 16.438090][ C1] ? __asan_memcpy+0x3c/0x60 [ 16.438091][ C1] ? neigh_hh_output+0x152/0x4c0 [ 16.438093][ C1] ip6_finish_output2+0x96f/0x1300 [ 16.438095][ C1] ? ip6_dst_lookup+0x80/0x80 [ 16.438096][ C1] ? find_held_lock+0x2b/0x80 [ 16.438097][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.438099][ C1] ? ip6_mtu+0x15d/0x310 [ 16.438101][ C1] ip6_finish_output+0x646/0xda0 [ 16.438103][ C1] ip6_output+0x23f/0x7f0 [ 16.438104][ C1] ? ip6_finish_output+0xda0/0xda0 [ 16.438105][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.438107][ C1] ? xfrm_bundle_lookup.constprop.0+0xba0/0xba0 [ 16.438109][ C1] ? mark_held_locks+0x40/0x70 [ 16.438110][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 16.438112][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 16.438113][ C1] ? icmp6_dst_alloc+0x317/0x4d0 [ 16.438115][ C1] mld_sendpack+0x9d6/0xec0 [ 16.438117][ C1] ? mld_dad_start_work+0x240/0x240 [ 16.438120][ C1] ipv6_mc_dad_complete+0x97/0x1a0 [ 16.438122][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 16.438123][ C1] addrconf_dad_completed+0x8c3/0xe10 [ 16.438125][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.438127][ C1] ? addrconf_rs_timer+0x770/0x770 [ 16.438129][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 16.438130][ C1] ? __rwlock_init+0x150/0x150 [ 16.438132][ C1] ? mark_held_locks+0x40/0x70 [ 16.438133][ C1] ? addrconf_dad_work+0x3c1/0x930 [ 16.438135][ C1] addrconf_dad_work+0x3c1/0x930 [ 16.438137][ C1] ? addrconf_dad_begin+0x540/0x540 [ 16.438139][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.438141][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.438142][ C1] ? lock_acquire+0x13c/0x160 [ 16.438144][ C1] ? rcu_is_watching+0x16/0xd0 [ 16.438146][ C1] process_one_work+0xe3e/0x1560 [ 16.438149][ C1] ? __queue_delayed_work+0x470/0x470 [ 16.438150][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 16.438153][ C1] worker_thread+0x4f1/0xd60 [ 16.438155][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.438157][ C1] ? __kthread_parkme+0xbd/0x210 [ 16.438158][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.438160][ C1] ? rescuer_thread+0x1340/0x1340 [ 16.438162][ C1] kthread+0x367/0x460 [ 16.438163][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 16.438164][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.438166][ C1] ret_from_fork+0x474/0x6b0 [ 16.438167][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 16.438169][ C1] ? __switch_to+0x5a3/0xe00 [ 16.438171][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.438172][ C1] ret_from_fork_asm+0x11/0x20 [ 16.438175][ C1] [ 16.526479][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 16.526876][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 16.527347][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 16.527702][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 16.528059][ C1] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 16.528672][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 16.529072][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 16.529347][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 16.529664][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 32.346600][ T70] w3: left allmulticast mode [ 32.346624][ T70] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 32.346627][ T70] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 70, name: kworker/u16:1 [ 32.346628][ T70] preempt_count: 1, expected: 0 [ 32.346629][ T70] RCU nest depth: 0, expected: 0 [ 32.346630][ T70] INFO: lockdep is turned off. [ 32.346631][ T70] irq event stamp: 32909 [ 32.346632][ T70] hardirqs last enabled at (32908): [] __down_trylock_console_sem+0x86/0xa0 [ 32.346640][ T70] hardirqs last disabled at (32909): [] console_emit_next_record+0x3d4/0x4c0 [ 32.346643][ T70] softirqs last enabled at (31546): [] __dev_queue_xmit+0x964/0x1b80 [ 32.346647][ T70] softirqs last disabled at (31547): [] do_softirq+0xac/0xe0 [ 32.346651][ T70] Preemption disabled at: [ 32.346652][ T70] [] vprintk_emit+0x31b/0x3e0 [ 32.346658][ T70] CPU: 3 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 32.346661][ T70] Tainted: [W]=WARN [ 32.346662][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.346664][ T70] Workqueue: netns cleanup_net [ 32.346669][ T70] Call Trace: [ 32.346670][ T70] [ 32.346672][ T70] dump_stack_lvl+0x6f/0xa0 [ 32.346677][ T70] ? vprintk_emit+0x31b/0x3e0 [ 32.346679][ T70] __might_resched.cold+0x1fe/0x2c1 [ 32.346683][ T70] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 32.346687][ T70] ? rcu_is_watching+0x16/0xd0 [ 32.346690][ T70] __kmalloc_noprof+0x443/0x760 [ 32.346694][ T70] ? __rwlock_init+0x150/0x150 [ 32.346696][ T70] ? alloc_buf.isra.0+0x4b/0x260 [ 32.346700][ T70] ? do_raw_spin_unlock+0x59/0x250 [ 32.346701][ T70] alloc_buf.isra.0+0x4b/0x260 [ 32.346703][ T70] put_chars+0x1e1/0x2f0 [ 32.346705][ T70] ? desc_read_finalized_seq+0x79/0x120 [ 32.346706][ T70] ? __send_to_port+0x420/0x420 [ 32.346709][ T70] ? console_prepend_replay+0x20/0x20 [ 32.346711][ T70] hvc_console_print+0x292/0x780 [ 32.346715][ T70] ? hvc_write+0x3a0/0x3a0 [ 32.346716][ T70] ? do_raw_spin_lock+0x131/0x280 [ 32.346717][ T70] ? __rwlock_init+0x150/0x150 [ 32.346719][ T70] ? rcu_is_watching+0x16/0xd0 [ 32.346721][ T70] ? rcu_is_watching+0x16/0xd0 [ 32.346723][ T70] ? lock_acquire+0x13c/0x160 [ 32.346725][ T70] console_emit_next_record+0x22f/0x4c0 [ 32.346727][ T70] ? devkmsg_read+0x4b0/0x4b0 [ 32.346729][ T70] ? rcu_is_watching+0x16/0xd0 [ 32.346731][ T70] ? rcu_is_watching+0x16/0xd0 [ 32.346733][ T70] ? rcu_is_watching+0x16/0xd0 [ 32.346734][ T70] ? lock_acquire+0x13c/0x160 [ 32.346736][ T70] ? console_flush_one_record+0x111/0x710 [ 32.346738][ T70] console_flush_one_record+0x46f/0x710 [ 32.346740][ T70] ? console_emit_next_record+0x4c0/0x4c0 [ 32.346743][ T70] console_unlock+0xee/0x1f0 [ 32.346745][ T70] ? lock_acquire+0x13c/0x160 [ 32.346746][ T70] ? console_flush_one_record+0x710/0x710 [ 32.346748][ T70] ? rcu_is_watching+0x16/0xd0 [ 32.346749][ T70] ? lock_release+0x184/0x1f0 [ 32.346751][ T70] ? lock_acquire+0x60/0x160 [ 32.346752][ T70] ? __rcu_read_lock+0x30/0x70 [ 32.346754][ T70] ? __down_trylock_console_sem+0x5e/0xa0 [ 32.346756][ T70] ? vprintk_emit+0x320/0x3e0 [ 32.346758][ T70] vprintk_emit+0x37c/0x3e0 [ 32.346760][ T70] ? wake_up_klogd_work_func+0x90/0x90 [ 32.346762][ T70] ? process_one_work+0xe3e/0x1560 [ 32.346765][ T70] ? kthread+0x367/0x460 [ 32.346767][ T70] ? ret_from_fork+0x474/0x6b0 [ 32.346769][ T70] ? ret_from_fork_asm+0x11/0x20 [ 32.346772][ T70] _printk+0xc7/0x100 [ 32.346775][ T70] ? snapshot_read.cold+0x21/0x21 [ 32.346777][ T70] ? netdev_name+0x43/0x60 [ 32.346780][ T70] ? __netdev_printk+0x17f/0x1d0 [ 32.346782][ T70] netdev_info+0xe2/0x116 [ 32.346784][ T70] ? netdev_notice+0x120/0x120 [ 32.346785][ T70] ? rcu_is_watching+0x16/0xd0 [ 32.346787][ T70] ? __up_read+0x355/0x9e0 [ 32.346789][ T70] ? trace_hardirqs_on+0x36/0x40 [ 32.346791][ T70] ? down_write_nested+0x200/0x200 [ 32.346792][ T70] ? mutex_is_locked+0x1c/0x50 [ 32.346795][ T70] netif_set_allmulti.cold+0x7c/0x166 [ 32.346798][ T70] dev_set_allmulti+0xa2/0x150 [ 32.346800][ T70] del_nbp+0xb7/0xc10 [bridge] [ 32.346813][ T70] br_dev_delete+0x9d/0x1e0 [bridge] [ 32.346821][ T70] br_net_exit_rtnl+0xb8/0x110 [bridge] [ 32.346829][ T70] ops_undo_list+0x5be/0x8f0 [ 32.346831][ T70] ? rtnl_net_dumpid_one+0x2d0/0x2d0 [ 32.346833][ T70] ? idr_destroy+0x121/0x250 [ 32.346837][ T70] cleanup_net+0x431/0x890 [ 32.346839][ T70] ? net_passive_dec+0x230/0x230 [ 32.346841][ T70] ? lock_acquire+0x13c/0x160 [ 32.346842][ T70] ? rcu_is_watching+0x16/0xd0 [ 32.346844][ T70] process_one_work+0xe3e/0x1560 [ 32.346847][ T70] ? __queue_delayed_work+0x470/0x470 [ 32.346850][ T70] ? __rwlock_init+0x150/0x150 [ 32.346852][ T70] worker_thread+0x4f1/0xd60 [ 32.346854][ T70] ? rescuer_thread+0x1340/0x1340 [ 32.346856][ T70] ? __kthread_parkme+0xbd/0x210 [ 32.346858][ T70] ? rescuer_thread+0x1340/0x1340 [ 32.346860][ T70] ? rescuer_thread+0x1340/0x1340 [ 32.346861][ T70] kthread+0x367/0x460 [ 32.346863][ T70] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 32.346864][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 32.346866][ T70] ret_from_fork+0x474/0x6b0 [ 32.346868][ T70] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 32.346869][ T70] ? __switch_to+0x5a3/0xe00 [ 32.346872][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 32.346874][ T70] ret_from_fork_asm+0x11/0x20 [ 32.346877][ T70] [ 32.361474][ T70] w3: left promiscuous mode [ 32.361699][ T70] br1: port 4(w3) entered disabled state [ 32.362967][ T70] w1: left allmulticast mode [ 32.363127][ T70] w1: left promiscuous mode [ 32.364548][ T70] br1: port 3(w1) entered disabled state [ 32.367102][ T70] vx20: left allmulticast mode [ 32.367274][ T70] vx20: left promiscuous mode [ 32.367481][ T70] br1: port 2(vx20) entered disabled state [ 32.370643][ T70] vx10: left allmulticast mode [ 32.370793][ T70] vx10: left promiscuous mode [ 32.370987][ T70] br1: port 1(vx10) entered disabled state [ 32.804888][ T10] br1: left promiscuous mode [ 32.992204][ T624] br1: port 4(veth2) entered disabled state [ 33.007892][ T625] veth2: left allmulticast mode [ 33.008053][ T625] veth2: left promiscuous mode [ 33.008259][ T625] br1: port 4(veth2) entered disabled state [ 33.051167][ T627] br1: port 3(veth1) entered disabled state [ 33.065648][ T628] veth1: left allmulticast mode [ 33.065806][ T628] veth1: left promiscuous mode [ 33.066001][ T628] br1: port 3(veth1) entered disabled state [ 33.111269][ T630] vx20: left allmulticast mode [ 33.111444][ T630] vx20: left promiscuous mode [ 33.111651][ T630] br1: port 2(vx20) entered disabled state [ 33.225226][ T634] vx10: left allmulticast mode [ 33.225406][ T634] vx10: left promiscuous mode [ 33.225614][ T634] br1: port 1(vx10) entered disabled state