[ 9.738622][ T186] ip (186) used greatest stack depth: 23952 bytes left [ 9.738638][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.738640][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 9.738642][ T186] preempt_count: 2, expected: 0 [ 9.738643][ T186] RCU nest depth: 0, expected: 0 [ 9.738644][ T186] locks held by ip/186: 5, last CPU#0: [ 9.738646][ T186] #0: ffffffff8b2027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.738659][ T186] #1: ffffffff8b369cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.738665][ T186] #2: ffffffff8b369d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.738669][ T186] #3: ffffffff8b289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.738673][ T186] #4: ffffffff8b289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.738677][ T186] irq event stamp: 29990 [ 9.738678][ T186] hardirqs last enabled at (29989): [] __down_trylock_console_sem+0x86/0xa0 [ 9.738680][ T186] hardirqs last disabled at (29990): [] console_emit_next_record+0x3d4/0x4c0 [ 9.738683][ T186] softirqs last enabled at (29792): [] handle_softirqs+0x67c/0x900 [ 9.738685][ T186] softirqs last disabled at (29783): [] __irq_exit_rcu+0x145/0x1c0 [ 9.738687][ T186] Preemption disabled at: [ 9.738688][ T186] [<0000000000000000>] 0x0 [ 9.738694][ T186] CPU: 0 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.738697][ T186] Tainted: [W]=WARN [ 9.738698][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.738700][ T186] Call Trace: [ 9.738702][ T186] [ 9.738703][ T186] dump_stack_lvl+0x6f/0xa0 [ 9.738710][ T186] __might_resched.cold+0x1fe/0x2c1 [ 9.738717][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.738723][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 9.738730][ T186] __kmalloc_noprof+0x443/0x760 [ 9.738732][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 9.738738][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 9.738741][ T186] alloc_buf.isra.0+0x4b/0x260 [ 9.738744][ T186] put_chars+0x1e1/0x2f0 [ 9.738747][ T186] ? __send_to_port+0x420/0x420 [ 9.738749][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.738754][ T186] ? validate_chain+0x38b/0xc20 [ 9.738759][ T186] hvc_console_print+0x292/0x780 [ 9.738765][ T186] ? hvc_write+0x3a0/0x3a0 [ 9.738767][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.738770][ T186] ? lock_acquire+0x13c/0x160 [ 9.738774][ T186] console_emit_next_record+0x22f/0x4c0 [ 9.738778][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 9.738780][ T186] ? console_flush_one_record+0x106/0x710 [ 9.738783][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.738785][ T186] ? lock_acquire+0x13c/0x160 [ 9.738789][ T186] console_flush_one_record+0x46f/0x710 [ 9.738794][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 9.738796][ T186] ? __lock_acquire+0x518/0xc20 [ 9.738801][ T186] console_unlock+0xee/0x1f0 [ 9.738804][ T186] ? console_flush_one_record+0x710/0x710 [ 9.738806][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.738808][ T186] ? lock_acquire+0x60/0x160 [ 9.738812][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.738814][ T186] ? vprintk_emit+0x320/0x3e0 [ 9.738817][ T186] vprintk_emit+0x37c/0x3e0 [ 9.738821][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 9.738825][ T186] ? __lock_acquire+0x518/0xc20 [ 9.738828][ T186] _printk+0xc7/0x100 [ 9.738832][ T186] ? snapshot_read.cold+0x21/0x21 [ 9.738835][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.738838][ T186] ? __rwlock_init+0x150/0x150 [ 9.738842][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.738844][ T186] do_exit.cold+0x82/0x9c [ 9.738848][ T186] ? exit_notify+0x890/0x890 [ 9.738850][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 9.738853][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.738857][ T186] do_group_exit+0xb8/0x370 [ 9.738860][ T186] __x64_sys_exit_group+0x3c/0x50 [ 9.738862][ T186] x64_sys_call+0x1567/0x1570 [ 9.738864][ T186] do_syscall_64+0xff/0x530 [ 9.738867][ T186] ? exc_page_fault+0xee/0x100 [ 9.738870][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.738872][ T186] RIP: 0033:0x7f05451531b8 [ 9.738875][ T186] Code: Unable to access opcode bytes at 0x7f054515318e. [ 9.738876][ T186] RSP: 002b:00007ffd1b36cc28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.738878][ T186] RAX: ffffffffffffffda RBX: 00007f0545283f88 RCX: 00007f05451531b8 [ 9.738880][ T186] RDX: 00007f0544e9dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.738881][ T186] RBP: 00007ffd1b36cc80 R08: 0000000000000000 R09: 0000000000008010 [ 9.738882][ T186] R10: 00007ffd1b36ca40 R11: 0000000000000246 R12: 0000000000000001 [ 9.738882][ T186] R13: 0000000000000000 R14: 00007f0545282680 R15: 00007f0545283fa0 [ 9.738890][ T186] [ 10.643847][ T229] 8021q: 802.1Q VLAN Support v1.8 [ 11.606771][ T264] br0: port 1(veth1) entered blocking state [ 11.606841][ T264] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.606843][ T264] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 264, name: ip [ 11.606845][ T264] preempt_count: 1, expected: 0 [ 11.606846][ T264] RCU nest depth: 0, expected: 0 [ 11.606847][ T264] locks held by ip/264: 5, last CPU#3: [ 11.606849][ T264] #0: ffffffff8bad2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.606861][ T264] #1: ffffffff8b369cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.606867][ T264] #2: ffffffff8b369d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.606871][ T264] #3: ffffffff8b289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.606875][ T264] #4: ffffffff8b289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.606879][ T264] irq event stamp: 18598 [ 11.606880][ T264] hardirqs last enabled at (18597): [] __down_trylock_console_sem+0x86/0xa0 [ 11.606883][ T264] hardirqs last disabled at (18598): [] console_emit_next_record+0x3d4/0x4c0 [ 11.606885][ T264] softirqs last enabled at (18510): [] __alloc_skb+0x4c2/0x5f0 [ 11.606889][ T264] softirqs last disabled at (18508): [] __alloc_skb+0x4c2/0x5f0 [ 11.606891][ T264] Preemption disabled at: [ 11.606892][ T264] [] vprintk_emit+0x31b/0x3e0 [ 11.606898][ T264] CPU: 3 UID: 0 PID: 264 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.606901][ T264] Tainted: [W]=WARN [ 11.606902][ T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.606904][ T264] Call Trace: [ 11.606906][ T264] [ 11.606907][ T264] dump_stack_lvl+0x6f/0xa0 [ 11.606913][ T264] ? vprintk_emit+0x31b/0x3e0 [ 11.606916][ T264] __might_resched.cold+0x1fe/0x2c1 [ 11.606920][ T264] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.606925][ T264] ? __kmalloc_noprof+0xdb/0x760 [ 11.606930][ T264] __kmalloc_noprof+0x443/0x760 [ 11.606932][ T264] ? alloc_buf.isra.0+0x4b/0x260 [ 11.606938][ T264] ? do_raw_spin_unlock+0x59/0x250 [ 11.606941][ T264] alloc_buf.isra.0+0x4b/0x260 [ 11.606944][ T264] put_chars+0x1e1/0x2f0 [ 11.606947][ T264] ? __send_to_port+0x420/0x420 [ 11.606951][ T264] ? validate_chain+0x34a/0xc20 [ 11.606955][ T264] hvc_console_print+0x292/0x780 [ 11.606958][ T264] ? mark_usage+0x61/0x170 [ 11.606960][ T264] ? __lock_acquire+0x518/0xc20 [ 11.606961][ T264] ? __lock_acquire+0x518/0xc20 [ 11.606966][ T264] ? hvc_write+0x3a0/0x3a0 [ 11.606968][ T264] ? console_emit_next_record+0x1df/0x4c0 [ 11.606971][ T264] ? rcu_is_watching+0x16/0xd0 [ 11.606975][ T264] ? lock_acquire+0x13c/0x160 [ 11.606979][ T264] console_emit_next_record+0x22f/0x4c0 [ 11.606983][ T264] ? devkmsg_read+0x4b0/0x4b0 [ 11.606985][ T264] ? console_flush_one_record+0x106/0x710 [ 11.606988][ T264] ? rcu_is_watching+0x16/0xd0 [ 11.606991][ T264] ? lock_acquire+0x13c/0x160 [ 11.606995][ T264] console_flush_one_record+0x46f/0x710 [ 11.606999][ T264] ? console_emit_next_record+0x4c0/0x4c0 [ 11.607001][ T264] ? __lock_acquire+0x518/0xc20 [ 11.607006][ T264] console_unlock+0xee/0x1f0 [ 11.607009][ T264] ? console_flush_one_record+0x710/0x710 [ 11.607011][ T264] ? rcu_is_watching+0x16/0xd0 [ 11.607013][ T264] ? lock_acquire+0x60/0x160 [ 11.607017][ T264] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.607018][ T264] ? vprintk_emit+0x320/0x3e0 [ 11.607022][ T264] vprintk_emit+0x37c/0x3e0 [ 11.607026][ T264] ? wake_up_klogd_work_func+0x90/0x90 [ 11.607028][ T264] ? __lock_release.isra.0+0x69/0x1a0 [ 11.607030][ T264] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.607034][ T264] ? mark_held_locks+0x40/0x70 [ 11.607038][ T264] _printk+0xc7/0x100 [ 11.607041][ T264] ? snapshot_read.cold+0x21/0x21 [ 11.607045][ T264] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.607059][ T264] ? do_setlink.isra.0+0xa31/0x2750 [ 11.607060][ T264] ? rtnl_newlink+0x9f1/0x11c0 [ 11.607062][ T264] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.607066][ T264] br_set_state+0x22f/0x430 [bridge] [ 11.607077][ T264] br_init_port+0xc4/0x200 [bridge] [ 11.607085][ T264] new_nbp+0x39c/0x580 [bridge] [ 11.607095][ T264] br_add_if+0x212/0x1320 [bridge] [ 11.607102][ T264] ? is_bpf_text_address+0x72/0x110 [ 11.607106][ T264] ? kernel_text_address+0x149/0x170 [ 11.607109][ T264] ? __kernel_text_address+0x12/0x30 [ 11.607113][ T264] do_set_master+0x357/0x580 [ 11.607118][ T264] do_setlink.isra.0+0xa31/0x2750 [ 11.607121][ T264] ? stack_trace_save+0x93/0xc0 [ 11.607124][ T264] ? rtnl_link_get_size+0x350/0x350 [ 11.607125][ T264] ? rcu_read_lock_any_held+0x66/0x90 [ 11.607128][ T264] ? stack_depot_save_flags+0x38e/0x790 [ 11.607132][ T264] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.607134][ T264] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.607136][ T264] ? validate_chain+0x38b/0xc20 [ 11.607139][ T264] ? kasan_save_stack+0x3d/0x50 [ 11.607142][ T264] ? kasan_save_stack+0x2f/0x50 [ 11.607144][ T264] ? kasan_save_track+0x14/0x30 [ 11.607147][ T264] ? __lock_acquire+0x518/0xc20 [ 11.607148][ T264] ? netlink_seq_next+0x4e/0x60 [ 11.607152][ T264] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.607156][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 11.607158][ T264] ? rtnl_newlink+0x9a8/0x11c0 [ 11.607161][ T264] ? rcu_is_watching+0x16/0xd0 [ 11.607163][ T264] ? lock_acquire+0x13c/0x160 [ 11.607165][ T264] ? rcu_is_watching+0x16/0xd0 [ 11.607167][ T264] ? rcu_is_watching+0x16/0xd0 [ 11.607169][ T264] ? trace_contention_end+0xb3/0x180 [ 11.607173][ T264] ? __mutex_lock+0x1db/0x1ea0 [ 11.607175][ T264] ? __mutex_lock+0x9a3/0x1ea0 [ 11.607177][ T264] ? rtnl_newlink+0x9a8/0x11c0 [ 11.607180][ T264] ? ww_mutex_lock+0x160/0x160 [ 11.607182][ T264] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.607187][ T264] ? __rtnl_newlink+0x3fa/0xa50 [ 11.607192][ T264] rtnl_newlink+0x9f1/0x11c0 [ 11.607198][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 11.607200][ T264] ? __lock_acquire+0x518/0xc20 [ 11.607204][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 11.607206][ T264] ? find_held_lock+0x2b/0x80 [ 11.607208][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 11.607210][ T264] ? __lock_release.isra.0+0x69/0x1a0 [ 11.607214][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 11.607216][ T264] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.607219][ T264] ? rtnl_link_fill+0x920/0x920 [ 11.607220][ T264] ? __lock_acquire+0x518/0xc20 [ 11.607225][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 11.607227][ T264] ? find_held_lock+0x2b/0x80 [ 11.607230][ T264] netlink_rcv_skb+0x14e/0x3a0 [ 11.607232][ T264] ? rtnl_link_fill+0x920/0x920 [ 11.607235][ T264] ? netlink_ack+0xcf0/0xcf0 [ 11.607241][ T264] ? netlink_deliver_tap+0xc5/0x330 [ 11.607243][ T264] ? netlink_deliver_tap+0x13c/0x330 [ 11.607247][ T264] netlink_unicast+0x486/0x750 [ 11.607251][ T264] ? netlink_attachskb+0x810/0x810 [ 11.607254][ T264] ? __lock_acquire+0x518/0xc20 [ 11.607258][ T264] netlink_sendmsg+0x735/0xc60 [ 11.607262][ T264] ? netlink_unicast+0x750/0x750 [ 11.607266][ T264] ? __might_fault+0x97/0x140 [ 11.607273][ T264] ____sys_sendmsg+0x415/0x880 [ 11.607276][ T264] ? copy_msghdr_from_user+0x279/0x420 [ 11.607278][ T264] ? get_timestamp.constprop.0+0x390/0x390 [ 11.607280][ T264] ? move_addr_to_kernel+0x40/0x40 [ 11.607289][ T264] ___sys_sendmsg+0x14e/0x1d0 [ 11.607292][ T264] ? copy_msghdr_from_user+0x420/0x420 [ 11.607310][ T264] __sys_sendmsg+0x12c/0x1d0 [ 11.607313][ T264] ? __sys_sendmsg_sock+0x20/0x20 [ 11.607320][ T264] ? rcu_is_watching+0x16/0xd0 [ 11.607323][ T264] do_syscall_64+0xff/0x530 [ 11.607326][ T264] ? exc_page_fault+0xee/0x100 [ 11.607329][ T264] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.607331][ T264] RIP: 0033:0x7f015f51f54e [ 11.607335][ T264] 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 [ 11.607337][ T264] RSP: 002b:00007ffc4358bee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.607340][ T264] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f015f51f54e [ 11.607341][ T264] RDX: 0000000000000000 RSI: 00007ffc4358bf90 RDI: 0000000000000005 [ 11.607342][ T264] RBP: 00007ffc4358bef0 R08: 0000000000000000 R09: 0000000000000000 [ 11.607343][ T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91521c [ 11.607344][ T264] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc4358c650 [ 11.607351][ T264] [ 11.645858][ T264] br0: port 1(veth1) entered disabled state [ 11.646163][ T264] veth1: entered allmulticast mode [ 11.647723][ T264] veth1: entered promiscuous mode [ 11.663571][ T264] ip (264) used greatest stack depth: 23336 bytes left [ 11.683154][ T36] br0: port 1(veth1) entered blocking state [ 11.683590][ T36] br0: port 1(veth1) entered forwarding state [ 11.736798][ T267] br0: port 2(veth2) entered blocking state [ 11.737144][ T267] br0: port 2(veth2) entered disabled state [ 11.737520][ T267] veth2: entered allmulticast mode [ 11.739167][ T267] veth2: entered promiscuous mode [ 11.771777][ T39] br0: port 2(veth2) entered blocking state [ 11.772096][ T39] br0: port 2(veth2) entered forwarding state [ 27.017326][ C0] [ 27.017342][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.017344][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 27.017346][ C0] preempt_count: 104, expected: 0 [ 27.017347][ C0] RCU nest depth: 0, expected: 0 [ 27.017348][ C0] INFO: lockdep is turned off. [ 27.017349][ C0] irq event stamp: 1100944 [ 27.017350][ C0] hardirqs last enabled at (1100944): [] _raw_spin_unlock_irq+0x28/0x50 [ 27.017358][ C0] hardirqs last disabled at (1100943): [] _raw_spin_lock_irq+0x4a/0x50 [ 27.017360][ C0] softirqs last enabled at (1100922): [] handle_softirqs+0x67c/0x900 [ 27.017364][ C0] softirqs last disabled at (1100941): [] __irq_exit_rcu+0x145/0x1c0 [ 27.017366][ C0] Preemption disabled at: [ 27.017366][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 27.017372][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.017375][ C0] Tainted: [W]=WARN [ 27.017376][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.017378][ C0] Call Trace: [ 27.017380][ C0] [ 27.017382][ C0] dump_stack_lvl+0x6f/0xa0 [ 27.017387][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 27.017389][ C0] __might_resched.cold+0x1fe/0x2c1 [ 27.017392][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.017396][ C0] ? __asan_memcpy+0x3c/0x60 [ 27.017399][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.017403][ C0] __kmalloc_noprof+0x443/0x760 [ 27.017406][ C0] ? __rwlock_init+0x150/0x150 [ 27.017409][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 27.017412][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 27.017414][ C0] alloc_buf.isra.0+0x4b/0x260 [ 27.017416][ C0] put_chars+0x1e1/0x2f0 [ 27.017418][ C0] ? __send_to_port+0x420/0x420 [ 27.017420][ C0] ? console_prepend_replay+0x20/0x20 [ 27.017424][ C0] hvc_console_print+0x292/0x780 [ 27.017427][ C0] ? hvc_write+0x3a0/0x3a0 [ 27.017428][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.017430][ C0] ? lock_acquire+0x13c/0x160 [ 27.017432][ C0] console_emit_next_record+0x22f/0x4c0 [ 27.017435][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 27.017437][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.017439][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.017440][ C0] ? lock_acquire+0x13c/0x160 [ 27.017442][ C0] ? console_flush_one_record+0x111/0x710 [ 27.017444][ C0] console_flush_one_record+0x46f/0x710 [ 27.017447][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 27.017449][ C0] console_unlock+0xee/0x1f0 [ 27.017451][ C0] ? lock_acquire+0x13c/0x160 [ 27.017459][ C0] ? console_flush_one_record+0x710/0x710 [ 27.017461][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.017462][ C0] ? lock_release+0x184/0x1f0 [ 27.017464][ C0] ? lock_acquire+0x60/0x160 [ 27.017466][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.017468][ C0] ? vprintk_emit+0x320/0x3e0 [ 27.017470][ C0] vprintk_emit+0x37c/0x3e0 [ 27.017472][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 27.017474][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.017476][ C0] ? lock_release+0x184/0x1f0 [ 27.017477][ C0] ? x86_64_start_kernel+0xe0/0x130 [ 27.017482][ C0] _printk+0xc7/0x100 [ 27.017485][ C0] ? snapshot_read.cold+0x21/0x21 [ 27.017487][ C0] ? arch_stack_walk+0xd7/0x130 [ 27.017491][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.017493][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 27.017495][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 27.017498][ C0] mark_lock_irq+0x989/0x9c0 [ 27.017501][ C0] mark_lock+0x1d7/0xa00 [ 27.017503][ C0] mark_usage+0x42/0x170 [ 27.017505][ C0] __lock_acquire+0x388/0xc20 [ 27.017507][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.017509][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.017522][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.017524][ C0] ? lock_acquire+0x13c/0x160 [ 27.017526][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.017532][ C0] _raw_spin_lock+0x33/0x40 [ 27.017534][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.017540][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.017547][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.017553][ C0] call_timer_fn+0x160/0x4d0 [ 27.017557][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 27.017559][ C0] ? debug_object_active_state+0x430/0x430 [ 27.017563][ C0] ? find_held_lock+0x2b/0x80 [ 27.017565][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.017566][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.017569][ C0] __run_timers+0x68f/0xaa0 [ 27.017570][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.017577][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.017579][ C0] ? __lock_acquire+0x518/0xc20 [ 27.017582][ C0] ? __rwlock_init+0x150/0x150 [ 27.017584][ C0] run_timer_softirq+0xf0/0x160 [ 27.017586][ C0] ? __run_timers+0xaa0/0xaa0 [ 27.017588][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.017590][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.017592][ C0] handle_softirqs+0x1d3/0x900 [ 27.017594][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.017596][ C0] ? _local_bh_enable+0xc0/0xc0 [ 27.017598][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.017599][ C0] irq_exit_rcu+0xe/0x30 [ 27.017601][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.017604][ C0] [ 27.017604][ C0] [ 27.017605][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 27.017607][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.017609][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.017612][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.017613][ C0] RSP: 0018:ffffffff8b007cf8 EFLAGS: 00000296 [ 27.017617][ C0] RAX: 000000000010cc8b RBX: ffffffff8b01c600 RCX: ffffffff880f0307 [ 27.017618][ C0] RDX: ffffffff8b01c600 RSI: ffffffff8ae38b01 RDI: ffffffff8a88d8e0 [ 27.017619][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.017620][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1600fa2 [ 27.017620][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 27.017622][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.017625][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 27.017627][ C0] default_idle+0x9/0x10 [ 27.017629][ C0] default_idle_call+0x6e/0xb0 [ 27.017630][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.017632][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 27.017634][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 27.017636][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.017637][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.017639][ C0] do_idle+0xd8/0x190 [ 27.017641][ C0] cpu_startup_entry+0x53/0x70 [ 27.017642][ C0] rest_init+0x279/0x280 [ 27.017644][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 27.017647][ C0] ? rest_init+0x280/0x280 [ 27.017649][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 27.017653][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 27.017655][ C0] ? acpi_enable+0x1e4/0x330 [ 27.017658][ C0] start_kernel+0x3af/0x3b0 [ 27.017660][ C0] x86_64_start_reservations+0x24/0x30 [ 27.017662][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.017664][ C0] common_startup_64+0x13e/0x148 [ 27.017668][ C0] [ 27.042962][ C0] ======================================================== [ 27.043194][ C0] WARNING: possible irq lock inversion dependency detected [ 27.043423][ C0] 7.2.0-virtme #1 Tainted: G W [ 27.043619][ C0] -------------------------------------------------------- [ 27.043850][ C0] swapper/0/0 just changed the state of lock: [ 27.044045][ C0] ff11000005ef2e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.044360][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.044611][ C0] (fs_reclaim){+.+.}-{0:0} [ 27.044614][ C0] [ 27.044614][ C0] [ 27.044614][ C0] and interrupts could create inverse lock ordering between them. [ 27.044614][ C0] [ 27.045186][ C0] [ 27.045186][ C0] other info that might help us debug this: [ 27.045472][ C0] Chain exists of: [ 27.045472][ C0] &br->lock --> console_owner --> fs_reclaim [ 27.045472][ C0] [ 27.045878][ C0] Possible interrupt unsafe locking scenario: [ 27.045878][ C0] [ 27.046160][ C0] CPU0 CPU1 [ 27.046368][ C0] ---- ---- [ 27.046533][ C0] lock(fs_reclaim); [ 27.046651][ C0] local_irq_disable(); [ 27.046902][ C0] lock(&br->lock); [ 27.047148][ C0] lock(console_owner); [ 27.047346][ C0] [ 27.047523][ C0] lock(&br->lock); [ 27.047643][ C0] [ 27.047643][ C0] *** DEADLOCK *** [ 27.047643][ C0] [ 27.047927][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 27.048117][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.048487][ C0] [ 27.048487][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 27.048811][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 27.049025][ C0] HARDIRQ-ON-W at: [ 27.049150][ C0] __lock_acquire+0x388/0xc20 [ 27.049403][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.049601][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.049852][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.050137][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.050422][ C0] workqueue_init+0x2a/0x680 [ 27.050622][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.050911][ C0] kernel_init+0x21/0x150 [ 27.051159][ C0] ret_from_fork+0x474/0x6b0 [ 27.051354][ C0] ret_from_fork_asm+0x11/0x20 [ 27.051606][ C0] SOFTIRQ-ON-W at: [ 27.051729][ C0] __lock_acquire+0x388/0xc20 [ 27.051978][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.052169][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.052419][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.052715][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.053006][ C0] workqueue_init+0x2a/0x680 [ 27.053202][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.053496][ C0] kernel_init+0x21/0x150 [ 27.053747][ C0] ret_from_fork+0x474/0x6b0 [ 27.053941][ C0] ret_from_fork_asm+0x11/0x20 [ 27.054186][ C0] INITIAL USE at: [ 27.054301][ C0] __lock_acquire+0x388/0xc20 [ 27.054553][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.054752][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.055000][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 27.055287][ C0] kthread_create_worker_on_node+0xea/0x210 [ 27.055580][ C0] workqueue_init+0x2a/0x680 [ 27.055778][ C0] kernel_init_freeable+0x2fe/0x630 [ 27.056022][ C0] kernel_init+0x21/0x150 [ 27.056214][ C0] ret_from_fork+0x474/0x6b0 [ 27.056465][ C0] ret_from_fork_asm+0x11/0x20 [ 27.056710][ C0] } [ 27.056798][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.057083][ C0] ... acquired at: [ 27.057201][ C0] __lock_acquire+0x518/0xc20 [ 27.057412][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.057574][ C0] fs_reclaim_acquire+0xd5/0x120 [ 27.057784][ C0] __kmalloc_noprof+0xd3/0x760 [ 27.057935][ C0] alloc_buf.isra.0+0x4b/0x260 [ 27.058142][ C0] put_chars+0x1e1/0x2f0 [ 27.058297][ C0] hvc_console_print+0x292/0x780 [ 27.058510][ C0] console_emit_next_record+0x22f/0x4c0 [ 27.058664][ C0] console_flush_one_record+0x46f/0x710 [ 27.058879][ C0] console_unlock+0xee/0x1f0 [ 27.059034][ C0] vprintk_emit+0x37c/0x3e0 [ 27.059241][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 27.059398][ C0] dev_printk_emit+0xb9/0xee [ 27.059611][ C0] _dev_info+0xe2/0x116 [ 27.059734][ C0] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 27.059981][ C0] cmos_do_probe+0x73b/0x98a [ 27.060137][ C0] platform_probe+0xfe/0x1f0 [ 27.060347][ C0] call_driver_probe+0x61/0x1c0 [ 27.060508][ C0] really_probe+0x199/0x760 [ 27.060719][ C0] __driver_probe_device+0x24f/0x440 [ 27.060873][ C0] driver_probe_device+0x4a/0xf0 [ 27.061080][ C0] __driver_attach+0x1b8/0x540 [ 27.061235][ C0] bus_for_each_dev+0x130/0x1e0 [ 27.061444][ C0] bus_add_driver+0x2c8/0x530 [ 27.061603][ C0] driver_register+0x1a3/0x390 [ 27.061814][ C0] __platform_driver_probe+0x13f/0x270 [ 27.061966][ C0] cmos_init+0x31/0x40 [ 27.062085][ C0] do_one_initcall+0x124/0x4f0 [ 27.062292][ C0] kernel_init_freeable+0x596/0x630 [ 27.062444][ C0] kernel_init+0x21/0x150 [ 27.062661][ C0] ret_from_fork+0x474/0x6b0 [ 27.062821][ C0] ret_from_fork_asm+0x11/0x20 [ 27.063033][ C0] [ 27.063113][ C0] -> (console_owner){....}-{0:0} { [ 27.063325][ C0] INITIAL USE at: [ 27.063443][ C0] } [ 27.063526][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.063814][ C0] ... acquired at: [ 27.063927][ C0] __lock_acquire+0x518/0xc20 [ 27.064139][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.064292][ C0] console_lock_spinning_enable+0x5c/0x60 [ 27.064542][ C0] console_emit_next_record+0x1d1/0x4c0 [ 27.064754][ C0] console_flush_one_record+0x46f/0x710 [ 27.064910][ C0] console_unlock+0xee/0x1f0 [ 27.065121][ C0] vprintk_emit+0x37c/0x3e0 [ 27.065274][ C0] _printk+0xc7/0x100 [ 27.065394][ C0] br_set_state+0x22f/0x430 [bridge] [ 27.065619][ C0] br_init_port+0xc4/0x200 [bridge] [ 27.065783][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 27.066031][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 27.066285][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 27.066443][ C0] notifier_call_chain+0xae/0x300 [ 27.066658][ C0] netif_state_change+0x139/0x340 [ 27.066819][ C0] __linkwatch_run_queue+0x34c/0x750 [ 27.067028][ C0] linkwatch_event+0x7f/0xb0 [ 27.067184][ C0] process_one_work+0xe3e/0x1560 [ 27.067393][ C0] worker_thread+0x4f1/0xd60 [ 27.067552][ C0] kthread+0x367/0x460 [ 27.067726][ C0] ret_from_fork+0x474/0x6b0 [ 27.067883][ C0] ret_from_fork_asm+0x11/0x20 [ 27.068091][ C0] [ 27.068168][ C0] -> (&br->lock){+.-.}-{3:3} { [ 27.068325][ C0] HARDIRQ-ON-W at: [ 27.068499][ C0] __lock_acquire+0x388/0xc20 [ 27.068695][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.068947][ C0] _raw_spin_lock_bh+0x38/0x50 [ 27.069196][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 27.069436][ C0] br_dev_open+0x94/0x120 [bridge] [ 27.069693][ C0] __dev_open+0x2f3/0x610 [ 27.069945][ C0] __dev_change_flags+0x4a4/0x660 [ 27.070137][ C0] netif_change_flags+0x87/0x190 [ 27.070385][ C0] do_setlink.isra.0+0x1cc3/0x2750 [ 27.070584][ C0] rtnl_newlink+0x9f1/0x11c0 [ 27.070840][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.071087][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 27.071280][ C0] netlink_unicast+0x486/0x750 [ 27.071534][ C0] netlink_sendmsg+0x735/0xc60 [ 27.071785][ C0] ____sys_sendmsg+0x415/0x880 [ 27.071981][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 27.072226][ C0] __sys_sendmsg+0x12c/0x1d0 [ 27.072419][ C0] do_syscall_64+0xff/0x530 [ 27.072673][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.072968][ C0] IN-SOFTIRQ-W at: [ 27.073085][ C0] __lock_acquire+0x388/0xc20 [ 27.073334][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.073530][ C0] _raw_spin_lock+0x33/0x40 [ 27.073785][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.074076][ C0] call_timer_fn+0x160/0x4d0 [ 27.074267][ C0] __run_timers+0x68f/0xaa0 [ 27.074521][ C0] run_timer_softirq+0xf0/0x160 [ 27.074776][ C0] handle_softirqs+0x1d3/0x900 [ 27.074968][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.075217][ C0] irq_exit_rcu+0xe/0x30 [ 27.075474][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.075705][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.076002][ C0] pv_native_safe_halt+0xf/0x10 [ 27.076248][ C0] default_idle+0x9/0x10 [ 27.076440][ C0] default_idle_call+0x6e/0xb0 [ 27.076695][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.076987][ C0] do_idle+0xd8/0x190 [ 27.077141][ C0] cpu_startup_entry+0x53/0x70 [ 27.077388][ C0] rest_init+0x279/0x280 [ 27.077588][ C0] start_kernel+0x3af/0x3b0 [ 27.077843][ C0] x86_64_start_reservations+0x24/0x30 [ 27.078089][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.078282][ C0] common_startup_64+0x13e/0x148 [ 27.078537][ C0] INITIAL USE at: [ 27.078653][ C0] __lock_acquire+0x388/0xc20 [ 27.078902][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.079148][ C0] _raw_spin_lock_bh+0x38/0x50 [ 27.079342][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 27.079638][ C0] br_dev_open+0x94/0x120 [bridge] [ 27.079896][ C0] __dev_open+0x2f3/0x610 [ 27.080089][ C0] __dev_change_flags+0x4a4/0x660 [ 27.080336][ C0] netif_change_flags+0x87/0x190 [ 27.080536][ C0] do_setlink.isra.0+0x1cc3/0x2750 [ 27.080790][ C0] rtnl_newlink+0x9f1/0x11c0 [ 27.081038][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.081235][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 27.081490][ C0] netlink_unicast+0x486/0x750 [ 27.081742][ C0] netlink_sendmsg+0x735/0xc60 [ 27.081936][ C0] ____sys_sendmsg+0x415/0x880 [ 27.082185][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 27.082376][ C0] __sys_sendmsg+0x12c/0x1d0 [ 27.082632][ C0] do_syscall_64+0xff/0x530 [ 27.082882][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.083112][ C0] } [ 27.083244][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.083484][ C0] ... acquired at: [ 27.083651][ C0] mark_lock+0x1d7/0xa00 [ 27.083807][ C0] mark_usage+0x42/0x170 [ 27.084016][ C0] __lock_acquire+0x388/0xc20 [ 27.084169][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.084377][ C0] _raw_spin_lock+0x33/0x40 [ 27.084535][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.084791][ C0] call_timer_fn+0x160/0x4d0 [ 27.084944][ C0] __run_timers+0x68f/0xaa0 [ 27.085154][ C0] run_timer_softirq+0xf0/0x160 [ 27.085310][ C0] handle_softirqs+0x1d3/0x900 [ 27.085527][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.085682][ C0] irq_exit_rcu+0xe/0x30 [ 27.085896][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.086143][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.086338][ C0] pv_native_safe_halt+0xf/0x10 [ 27.086552][ C0] default_idle+0x9/0x10 [ 27.086706][ C0] default_idle_call+0x6e/0xb0 [ 27.086919][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.087113][ C0] do_idle+0xd8/0x190 [ 27.087283][ C0] cpu_startup_entry+0x53/0x70 [ 27.087436][ C0] rest_init+0x279/0x280 [ 27.087647][ C0] start_kernel+0x3af/0x3b0 [ 27.087806][ C0] x86_64_start_reservations+0x24/0x30 [ 27.088013][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.088168][ C0] common_startup_64+0x13e/0x148 [ 27.088329][ C0] [ 27.088406][ C0] [ 27.088406][ C0] stack backtrace: [ 27.088657][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.088661][ C0] Tainted: [W]=WARN [ 27.088661][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.088663][ C0] Call Trace: [ 27.088664][ C0] [ 27.088664][ C0] dump_stack_lvl+0x6f/0xa0 [ 27.088668][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.088670][ C0] mark_lock_irq+0x989/0x9c0 [ 27.088674][ C0] mark_lock+0x1d7/0xa00 [ 27.088676][ C0] mark_usage+0x42/0x170 [ 27.088677][ C0] __lock_acquire+0x388/0xc20 [ 27.088680][ C0] lock_acquire.part.0+0xd4/0x280 [ 27.088681][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.088689][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.088692][ C0] ? lock_acquire+0x13c/0x160 [ 27.088693][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.088700][ C0] _raw_spin_lock+0x33/0x40 [ 27.088702][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.088708][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.088719][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.088728][ C0] call_timer_fn+0x160/0x4d0 [ 27.088730][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 27.088732][ C0] ? debug_object_active_state+0x430/0x430 [ 27.088735][ C0] ? find_held_lock+0x2b/0x80 [ 27.088737][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.088739][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.088742][ C0] __run_timers+0x68f/0xaa0 [ 27.088744][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.088751][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.088753][ C0] ? __lock_acquire+0x518/0xc20 [ 27.088756][ C0] ? __rwlock_init+0x150/0x150 [ 27.088758][ C0] run_timer_softirq+0xf0/0x160 [ 27.088760][ C0] ? __run_timers+0xaa0/0xaa0 [ 27.088762][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.088764][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.088766][ C0] handle_softirqs+0x1d3/0x900 [ 27.088768][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 27.088769][ C0] ? _local_bh_enable+0xc0/0xc0 [ 27.088771][ C0] __irq_exit_rcu+0x145/0x1c0 [ 27.088773][ C0] irq_exit_rcu+0xe/0x30 [ 27.088774][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.088776][ C0] [ 27.088777][ C0] [ 27.088777][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 27.088779][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.088780][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.088782][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.088784][ C0] RSP: 0018:ffffffff8b007cf8 EFLAGS: 00000296 [ 27.088786][ C0] RAX: 000000000010cc8b RBX: ffffffff8b01c600 RCX: ffffffff880f0307 [ 27.088787][ C0] RDX: ffffffff8b01c600 RSI: ffffffff8ae38b01 RDI: ffffffff8a88d8e0 [ 27.088788][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.088789][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1600fa2 [ 27.088789][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 27.088791][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.088793][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 27.088795][ C0] default_idle+0x9/0x10 [ 27.088796][ C0] default_idle_call+0x6e/0xb0 [ 27.088798][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.088800][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 27.088801][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 27.088804][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.088805][ C0] ? rcu_is_watching+0x16/0xd0 [ 27.088807][ C0] do_idle+0xd8/0x190 [ 27.088809][ C0] cpu_startup_entry+0x53/0x70 [ 27.088810][ C0] rest_init+0x279/0x280 [ 27.088812][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 27.088815][ C0] ? rest_init+0x280/0x280 [ 27.088817][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 27.088820][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 27.088823][ C0] ? acpi_enable+0x1e4/0x330 [ 27.088825][ C0] start_kernel+0x3af/0x3b0 [ 27.088827][ C0] x86_64_start_reservations+0x24/0x30 [ 27.088829][ C0] x86_64_start_kernel+0x12b/0x130 [ 27.088831][ C0] common_startup_64+0x13e/0x148 [ 27.088834][ C0] [ 50.660316][ T2056] br0: port 2(veth2) entered disabled state [ 50.660334][ T2056] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 50.660337][ T2056] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 2056, name: ip [ 50.660338][ T2056] preempt_count: 202, expected: 0 [ 50.660340][ T2056] RCU nest depth: 0, expected: 0 [ 50.660341][ T2056] INFO: lockdep is turned off. [ 50.660342][ T2056] irq event stamp: 0 [ 50.660343][ T2056] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 50.660348][ T2056] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 50.660354][ T2056] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 50.660356][ T2056] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 50.660357][ T2056] Preemption disabled at: [ 50.660358][ T2056] [<0000000000000000>] 0x0 [ 50.660363][ T2056] CPU: 0 UID: 0 PID: 2056 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 50.660367][ T2056] Tainted: [W]=WARN [ 50.660367][ T2056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.660369][ T2056] Call Trace: [ 50.660371][ T2056] [ 50.660372][ T2056] dump_stack_lvl+0x6f/0xa0 [ 50.660378][ T2056] __might_resched.cold+0x1fe/0x2c1 [ 50.660382][ T2056] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 50.660386][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660390][ T2056] __kmalloc_noprof+0x443/0x760 [ 50.660394][ T2056] ? __rwlock_init+0x150/0x150 [ 50.660396][ T2056] ? alloc_buf.isra.0+0x4b/0x260 [ 50.660401][ T2056] ? do_raw_spin_unlock+0x59/0x250 [ 50.660403][ T2056] alloc_buf.isra.0+0x4b/0x260 [ 50.660405][ T2056] put_chars+0x1e1/0x2f0 [ 50.660407][ T2056] ? __send_to_port+0x420/0x420 [ 50.660408][ T2056] ? printk_get_next_message+0x240/0x650 [ 50.660412][ T2056] hvc_console_print+0x292/0x780 [ 50.660415][ T2056] ? hvc_write+0x3a0/0x3a0 [ 50.660418][ T2056] ? __rwlock_init+0x150/0x150 [ 50.660419][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660421][ T2056] ? lock_acquire+0x13c/0x160 [ 50.660423][ T2056] console_emit_next_record+0x22f/0x4c0 [ 50.660426][ T2056] ? devkmsg_read+0x4b0/0x4b0 [ 50.660428][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660430][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660431][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660433][ T2056] ? lock_acquire+0x13c/0x160 [ 50.660435][ T2056] ? console_flush_one_record+0x111/0x710 [ 50.660437][ T2056] console_flush_one_record+0x46f/0x710 [ 50.660439][ T2056] ? console_emit_next_record+0x4c0/0x4c0 [ 50.660442][ T2056] console_unlock+0xee/0x1f0 [ 50.660443][ T2056] ? lock_acquire+0x13c/0x160 [ 50.660445][ T2056] ? console_flush_one_record+0x710/0x710 [ 50.660447][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660448][ T2056] ? lock_release+0x184/0x1f0 [ 50.660450][ T2056] ? lock_acquire+0x60/0x160 [ 50.660451][ T2056] ? __rcu_read_lock+0x30/0x70 [ 50.660453][ T2056] ? __down_trylock_console_sem+0x5e/0xa0 [ 50.660455][ T2056] ? vprintk_emit+0x320/0x3e0 [ 50.660457][ T2056] vprintk_emit+0x37c/0x3e0 [ 50.660460][ T2056] ? wake_up_klogd_work_func+0x90/0x90 [ 50.660462][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660464][ T2056] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 50.660466][ T2056] ? trace_hardirqs_on+0x36/0x40 [ 50.660468][ T2056] _printk+0xc7/0x100 [ 50.660471][ T2056] ? snapshot_read.cold+0x21/0x21 [ 50.660473][ T2056] ? ipv6_mc_down+0x17e/0x2d0 [ 50.660478][ T2056] br_set_state+0x22f/0x430 [bridge] [ 50.660492][ T2056] br_stp_disable_port+0x11f/0x390 [bridge] [ 50.660501][ T2056] br_device_event+0x7b5/0x8f0 [bridge] [ 50.660510][ T2056] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 50.660513][ T2056] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 50.660518][ T2056] ? addrconf_notify+0x2c8/0xf30 [ 50.660522][ T2056] notifier_call_chain+0xae/0x300 [ 50.660525][ T2056] __dev_notify_flags+0x23c/0x3c0 [ 50.660529][ T2056] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 50.660531][ T2056] ? netif_change_name+0x8c0/0x8c0 [ 50.660533][ T2056] ? netif_set_allmulti+0x250/0x250 [ 50.660535][ T2056] ? __kernel_text_address+0x12/0x30 [ 50.660537][ T2056] ? write_profile+0xf0/0xf0 [ 50.660539][ T2056] ? unwind_get_return_address+0x67/0xd0 [ 50.660543][ T2056] netif_change_flags+0xfe/0x190 [ 50.660545][ T2056] do_setlink.isra.0+0x1cc3/0x2750 [ 50.660548][ T2056] ? stack_trace_save+0x93/0xc0 [ 50.660550][ T2056] ? rtnl_link_get_size+0x350/0x350 [ 50.660551][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660553][ T2056] ? stack_depot_save_flags+0x1bc/0x790 [ 50.660556][ T2056] ? kasan_save_stack+0x3d/0x50 [ 50.660559][ T2056] ? kasan_save_stack+0x2f/0x50 [ 50.660561][ T2056] ? kasan_save_track+0x14/0x30 [ 50.660562][ T2056] ? __kasan_kmalloc+0x7b/0x90 [ 50.660564][ T2056] ? __kmalloc_cache_noprof+0x29a/0x620 [ 50.660566][ T2056] ? rtnl_newlink+0x124/0x11c0 [ 50.660567][ T2056] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 50.660568][ T2056] ? netlink_rcv_skb+0x14e/0x3a0 [ 50.660571][ T2056] ? netlink_unicast+0x486/0x750 [ 50.660572][ T2056] ? netlink_sendmsg+0x735/0xc60 [ 50.660574][ T2056] ? ____sys_sendmsg+0x415/0x880 [ 50.660576][ T2056] ? ___sys_sendmsg+0x14e/0x1d0 [ 50.660578][ T2056] ? __sys_sendmsg+0x12c/0x1d0 [ 50.660579][ T2056] ? do_syscall_64+0xff/0x530 [ 50.660581][ T2056] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 50.660592][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660594][ T2056] ? lock_acquire+0x13c/0x160 [ 50.660596][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660597][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660599][ T2056] ? trace_contention_end+0xb3/0x180 [ 50.660602][ T2056] ? __mutex_lock+0x1db/0x1ea0 [ 50.660604][ T2056] ? __mutex_lock+0x9a3/0x1ea0 [ 50.660605][ T2056] ? rtnl_newlink+0x9a8/0x11c0 [ 50.660607][ T2056] ? ww_mutex_lock+0x160/0x160 [ 50.660609][ T2056] ? __rtnl_newlink+0x3fa/0xa50 [ 50.660612][ T2056] rtnl_newlink+0x9f1/0x11c0 [ 50.660614][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660615][ T2056] ? rtnl_bridge_getlink+0x850/0x850 [ 50.660617][ T2056] ? lock_acquire+0x13c/0x160 [ 50.660618][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660620][ T2056] ? is_bpf_text_address+0x3e/0x110 [ 50.660624][ T2056] ? is_bpf_text_address+0x72/0x110 [ 50.660625][ T2056] ? kernel_text_address+0x149/0x170 [ 50.660627][ T2056] ? __kernel_text_address+0x12/0x30 [ 50.660628][ T2056] ? write_profile+0xf0/0xf0 [ 50.660629][ T2056] ? unwind_get_return_address+0x67/0xd0 [ 50.660631][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660632][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660634][ T2056] ? cap_capable+0x1d7/0x3d0 [ 50.660638][ T2056] ? lock_acquire+0x13c/0x160 [ 50.660639][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660641][ T2056] ? rtnl_bridge_getlink+0x850/0x850 [ 50.660642][ T2056] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 50.660644][ T2056] ? rtnl_link_fill+0x920/0x920 [ 50.660645][ T2056] ? filter_irq_stacks+0xd0/0xd0 [ 50.660647][ T2056] ? stack_depot_save_flags+0x1bc/0x790 [ 50.660649][ T2056] netlink_rcv_skb+0x14e/0x3a0 [ 50.660651][ T2056] ? rtnl_link_fill+0x920/0x920 [ 50.660652][ T2056] ? lock_release+0x184/0x1f0 [ 50.660654][ T2056] ? netlink_ack+0xcf0/0xcf0 [ 50.660655][ T2056] ? __netlink_lookup+0xb9/0x6b0 [ 50.660658][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660659][ T2056] ? lock_release+0x184/0x1f0 [ 50.660661][ T2056] netlink_unicast+0x486/0x750 [ 50.660663][ T2056] ? netlink_attachskb+0x810/0x810 [ 50.660665][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660667][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660668][ T2056] ? lock_acquire+0x13c/0x160 [ 50.660670][ T2056] netlink_sendmsg+0x735/0xc60 [ 50.660672][ T2056] ? netlink_unicast+0x750/0x750 [ 50.660674][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660676][ T2056] ? lock_release+0x184/0x1f0 [ 50.660678][ T2056] ____sys_sendmsg+0x415/0x880 [ 50.660679][ T2056] ? copy_msghdr_from_user+0x279/0x420 [ 50.660681][ T2056] ? get_timestamp.constprop.0+0x390/0x390 [ 50.660683][ T2056] ? move_addr_to_kernel+0x40/0x40 [ 50.660684][ T2056] ? filter_irq_stacks+0xd0/0xd0 [ 50.660687][ T2056] ___sys_sendmsg+0x14e/0x1d0 [ 50.660688][ T2056] ? copy_msghdr_from_user+0x420/0x420 [ 50.660693][ T2056] __sys_sendmsg+0x12c/0x1d0 [ 50.660695][ T2056] ? __sys_sendmsg_sock+0x20/0x20 [ 50.660698][ T2056] ? rcu_is_watching+0x16/0xd0 [ 50.660700][ T2056] do_syscall_64+0xff/0x530 [ 50.660701][ T2056] ? exc_page_fault+0xee/0x100 [ 50.660704][ T2056] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 50.660705][ T2056] RIP: 0033:0x7effb0a3e54e [ 50.660707][ T2056] 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 [ 50.660709][ T2056] RSP: 002b:00007ffc9ecd1270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 50.660713][ T2056] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007effb0a3e54e [ 50.660715][ T2056] RDX: 0000000000000000 RSI: 00007ffc9ecd1320 RDI: 0000000000000005 [ 50.660717][ T2056] RBP: 00007ffc9ecd1280 R08: 0000000000000000 R09: 0000000000000000 [ 50.660719][ T2056] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915243 [ 50.660720][ T2056] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9ecd19e0 [ 50.660724][ T2056] [ 50.691135][ T2056] ip (2056) used greatest stack depth: 23016 bytes left [ 50.709222][ T2057] veth2: left allmulticast mode [ 50.709806][ T2057] veth2: left promiscuous mode [ 50.710036][ T2057] br0: port 2(veth2) entered disabled state [ 50.734985][ T2058] br0: port 1(veth1) entered disabled state [ 50.751243][ T2059] veth1: left allmulticast mode [ 50.751730][ T2059] veth1: left promiscuous mode [ 50.752012][ T2059] br0: port 1(veth1) entered disabled state [ 50.940583][ T2077] br0: port 1(veth1) entered blocking state [ 50.940848][ T2077] br0: port 1(veth1) entered disabled state [ 50.941059][ T2077] veth1: entered allmulticast mode [ 50.941979][ T2077] veth1: entered promiscuous mode [ 50.958082][ T2078] br0: port 1(veth1) entered blocking state [ 50.958334][ T2078] br0: port 1(veth1) entered forwarding state [ 51.029180][ T2082] br0: port 2(veth2) entered blocking state [ 51.029424][ T2082] br0: port 2(veth2) entered disabled state [ 51.029645][ T2082] veth2: entered allmulticast mode [ 51.030578][ T2082] veth2: entered promiscuous mode [ 51.061508][ T46] br0: port 2(veth2) entered blocking state [ 51.061731][ T46] br0: port 2(veth2) entered forwarding state [ 88.200767][ T3878] br0: port 2(veth2) entered disabled state [ 88.200784][ T3878] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 88.200787][ T3878] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 3878, name: ip [ 88.200796][ T3878] preempt_count: 202, expected: 0 [ 88.200797][ T3878] RCU nest depth: 0, expected: 0 [ 88.200798][ T3878] INFO: lockdep is turned off. [ 88.200799][ T3878] irq event stamp: 0 [ 88.200800][ T3878] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 88.200805][ T3878] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 88.200811][ T3878] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 88.200813][ T3878] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 88.200815][ T3878] Preemption disabled at: [ 88.200815][ T3878] [<0000000000000000>] 0x0 [ 88.200820][ T3878] CPU: 0 UID: 0 PID: 3878 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 88.200824][ T3878] Tainted: [W]=WARN [ 88.200825][ T3878] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 88.200827][ T3878] Call Trace: [ 88.200829][ T3878] [ 88.200830][ T3878] dump_stack_lvl+0x6f/0xa0 [ 88.200836][ T3878] __might_resched.cold+0x1fe/0x2c1 [ 88.200840][ T3878] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 88.200843][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.200847][ T3878] __kmalloc_noprof+0x443/0x760 [ 88.200851][ T3878] ? __rwlock_init+0x150/0x150 [ 88.200854][ T3878] ? alloc_buf.isra.0+0x4b/0x260 [ 88.200858][ T3878] ? do_raw_spin_unlock+0x59/0x250 [ 88.200860][ T3878] alloc_buf.isra.0+0x4b/0x260 [ 88.200862][ T3878] put_chars+0x1e1/0x2f0 [ 88.200864][ T3878] ? __send_to_port+0x420/0x420 [ 88.200866][ T3878] ? printk_get_next_message+0x240/0x650 [ 88.200869][ T3878] hvc_console_print+0x292/0x780 [ 88.200872][ T3878] ? hvc_write+0x3a0/0x3a0 [ 88.200874][ T3878] ? __rwlock_init+0x150/0x150 [ 88.200876][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.200878][ T3878] ? lock_acquire+0x13c/0x160 [ 88.200880][ T3878] console_emit_next_record+0x22f/0x4c0 [ 88.200883][ T3878] ? devkmsg_read+0x4b0/0x4b0 [ 88.200885][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.200886][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.200888][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.200890][ T3878] ? lock_acquire+0x13c/0x160 [ 88.200892][ T3878] ? console_flush_one_record+0x111/0x710 [ 88.200894][ T3878] console_flush_one_record+0x46f/0x710 [ 88.200896][ T3878] ? console_emit_next_record+0x4c0/0x4c0 [ 88.200899][ T3878] console_unlock+0xee/0x1f0 [ 88.200901][ T3878] ? lock_acquire+0x13c/0x160 [ 88.200902][ T3878] ? console_flush_one_record+0x710/0x710 [ 88.200904][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.200906][ T3878] ? lock_release+0x184/0x1f0 [ 88.200907][ T3878] ? lock_acquire+0x60/0x160 [ 88.200909][ T3878] ? __rcu_read_lock+0x30/0x70 [ 88.200911][ T3878] ? __down_trylock_console_sem+0x5e/0xa0 [ 88.200913][ T3878] ? vprintk_emit+0x320/0x3e0 [ 88.200915][ T3878] vprintk_emit+0x37c/0x3e0 [ 88.200918][ T3878] ? wake_up_klogd_work_func+0x90/0x90 [ 88.200920][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.200921][ T3878] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 88.200924][ T3878] ? trace_hardirqs_on+0x36/0x40 [ 88.200926][ T3878] _printk+0xc7/0x100 [ 88.200929][ T3878] ? snapshot_read.cold+0x21/0x21 [ 88.200931][ T3878] ? ipv6_mc_down+0x17e/0x2d0 [ 88.200936][ T3878] br_set_state+0x22f/0x430 [bridge] [ 88.200951][ T3878] br_stp_disable_port+0x11f/0x390 [bridge] [ 88.200959][ T3878] br_device_event+0x7b5/0x8f0 [bridge] [ 88.200968][ T3878] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 88.200972][ T3878] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 88.200974][ T3878] ? addrconf_notify+0x2c8/0xf30 [ 88.200978][ T3878] notifier_call_chain+0xae/0x300 [ 88.200981][ T3878] __dev_notify_flags+0x23c/0x3c0 [ 88.200984][ T3878] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 88.200986][ T3878] ? netif_change_name+0x8c0/0x8c0 [ 88.200989][ T3878] ? netif_set_allmulti+0x250/0x250 [ 88.200991][ T3878] ? __kernel_text_address+0x12/0x30 [ 88.200993][ T3878] ? write_profile+0xf0/0xf0 [ 88.200995][ T3878] ? unwind_get_return_address+0x67/0xd0 [ 88.200998][ T3878] netif_change_flags+0xfe/0x190 [ 88.201000][ T3878] do_setlink.isra.0+0x1cc3/0x2750 [ 88.201003][ T3878] ? stack_trace_save+0x93/0xc0 [ 88.201005][ T3878] ? rtnl_link_get_size+0x350/0x350 [ 88.201006][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201008][ T3878] ? stack_depot_save_flags+0x1bc/0x790 [ 88.201011][ T3878] ? kasan_save_stack+0x3d/0x50 [ 88.201015][ T3878] ? kasan_save_stack+0x2f/0x50 [ 88.201016][ T3878] ? kasan_save_track+0x14/0x30 [ 88.201018][ T3878] ? __kasan_kmalloc+0x7b/0x90 [ 88.201019][ T3878] ? __kmalloc_cache_noprof+0x29a/0x620 [ 88.201021][ T3878] ? rtnl_newlink+0x124/0x11c0 [ 88.201022][ T3878] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 88.201023][ T3878] ? netlink_rcv_skb+0x14e/0x3a0 [ 88.201026][ T3878] ? netlink_unicast+0x486/0x750 [ 88.201027][ T3878] ? netlink_sendmsg+0x735/0xc60 [ 88.201029][ T3878] ? ____sys_sendmsg+0x415/0x880 [ 88.201031][ T3878] ? ___sys_sendmsg+0x14e/0x1d0 [ 88.201033][ T3878] ? __sys_sendmsg+0x12c/0x1d0 [ 88.201035][ T3878] ? do_syscall_64+0xff/0x530 [ 88.201037][ T3878] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 88.201039][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201041][ T3878] ? lock_acquire+0x13c/0x160 [ 88.201042][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201044][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201046][ T3878] ? trace_contention_end+0xb3/0x180 [ 88.201049][ T3878] ? __mutex_lock+0x1db/0x1ea0 [ 88.201051][ T3878] ? __mutex_lock+0x9a3/0x1ea0 [ 88.201052][ T3878] ? rtnl_newlink+0x9a8/0x11c0 [ 88.201054][ T3878] ? ww_mutex_lock+0x160/0x160 [ 88.201056][ T3878] ? __rtnl_newlink+0x3fa/0xa50 [ 88.201058][ T3878] rtnl_newlink+0x9f1/0x11c0 [ 88.201060][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201062][ T3878] ? rtnl_bridge_getlink+0x850/0x850 [ 88.201063][ T3878] ? lock_acquire+0x13c/0x160 [ 88.201065][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201067][ T3878] ? is_bpf_text_address+0x3e/0x110 [ 88.201070][ T3878] ? is_bpf_text_address+0x72/0x110 [ 88.201072][ T3878] ? kernel_text_address+0x149/0x170 [ 88.201073][ T3878] ? __kernel_text_address+0x12/0x30 [ 88.201075][ T3878] ? write_profile+0xf0/0xf0 [ 88.201076][ T3878] ? unwind_get_return_address+0x67/0xd0 [ 88.201077][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201079][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201081][ T3878] ? cap_capable+0x1d7/0x3d0 [ 88.201084][ T3878] ? lock_acquire+0x13c/0x160 [ 88.201086][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201088][ T3878] ? rtnl_bridge_getlink+0x850/0x850 [ 88.201089][ T3878] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 88.201091][ T3878] ? rtnl_link_fill+0x920/0x920 [ 88.201092][ T3878] ? filter_irq_stacks+0xd0/0xd0 [ 88.201094][ T3878] ? stack_depot_save_flags+0x1bc/0x790 [ 88.201096][ T3878] netlink_rcv_skb+0x14e/0x3a0 [ 88.201098][ T3878] ? rtnl_link_fill+0x920/0x920 [ 88.201099][ T3878] ? lock_release+0x184/0x1f0 [ 88.201101][ T3878] ? netlink_ack+0xcf0/0xcf0 [ 88.201102][ T3878] ? __netlink_lookup+0xb9/0x6b0 [ 88.201105][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201106][ T3878] ? lock_release+0x184/0x1f0 [ 88.201108][ T3878] netlink_unicast+0x486/0x750 [ 88.201110][ T3878] ? netlink_attachskb+0x810/0x810 [ 88.201112][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201114][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201116][ T3878] ? lock_acquire+0x13c/0x160 [ 88.201117][ T3878] netlink_sendmsg+0x735/0xc60 [ 88.201119][ T3878] ? netlink_unicast+0x750/0x750 [ 88.201121][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201123][ T3878] ? lock_release+0x184/0x1f0 [ 88.201125][ T3878] ____sys_sendmsg+0x415/0x880 [ 88.201127][ T3878] ? copy_msghdr_from_user+0x279/0x420 [ 88.201129][ T3878] ? get_timestamp.constprop.0+0x390/0x390 [ 88.201130][ T3878] ? move_addr_to_kernel+0x40/0x40 [ 88.201132][ T3878] ? filter_irq_stacks+0xd0/0xd0 [ 88.201134][ T3878] ___sys_sendmsg+0x14e/0x1d0 [ 88.201136][ T3878] ? copy_msghdr_from_user+0x420/0x420 [ 88.201141][ T3878] __sys_sendmsg+0x12c/0x1d0 [ 88.201143][ T3878] ? __sys_sendmsg_sock+0x20/0x20 [ 88.201146][ T3878] ? rcu_is_watching+0x16/0xd0 [ 88.201148][ T3878] do_syscall_64+0xff/0x530 [ 88.201150][ T3878] ? exc_page_fault+0xee/0x100 [ 88.201152][ T3878] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 88.201153][ T3878] RIP: 0033:0x7f9261c5154e [ 88.201155][ T3878] 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 [ 88.201157][ T3878] RSP: 002b:00007fffd982cfe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 88.201161][ T3878] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9261c5154e [ 88.201163][ T3878] RDX: 0000000000000000 RSI: 00007fffd982d090 RDI: 0000000000000005 [ 88.201164][ T3878] RBP: 00007fffd982cff0 R08: 0000000000000000 R09: 0000000000000000 [ 88.201164][ T3878] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915269 [ 88.201165][ T3878] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd982d750 [ 88.201168][ T3878] [ 88.252245][ T3879] veth2: left allmulticast mode [ 88.252740][ T3879] veth2: left promiscuous mode [ 88.252984][ T3879] br0: port 2(veth2) entered disabled state [ 88.271439][ T3880] br0: port 1(veth1) entered disabled state [ 88.300127][ T3881] veth1: left allmulticast mode [ 88.300404][ T3881] veth1: left promiscuous mode [ 88.300693][ T3881] br0: port 1(veth1) entered disabled state [ 88.471117][ T3899] br0: port 1(veth1) entered blocking state [ 88.472143][ T3899] br0: port 1(veth1) entered disabled state [ 88.472378][ T3899] veth1: entered allmulticast mode [ 88.473324][ T3899] veth1: entered promiscuous mode [ 88.498216][ T3900] br0: port 1(veth1) entered blocking state [ 88.498504][ T3900] br0: port 1(veth1) entered forwarding state [ 88.571587][ T3904] br0: port 2(veth2) entered blocking state [ 88.571864][ T3904] br0: port 2(veth2) entered disabled state [ 88.572109][ T3904] veth2: entered allmulticast mode [ 88.573074][ T3904] veth2: entered promiscuous mode [ 88.590570][ T366] br0: port 2(veth2) entered blocking state [ 88.590800][ T366] br0: port 2(veth2) entered forwarding state [ 163.133650][ T7757] br0: port 2(veth2) entered disabled state [ 163.133669][ T7757] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 163.133671][ T7757] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 7757, name: ip [ 163.133673][ T7757] preempt_count: 202, expected: 0 [ 163.133674][ T7757] RCU nest depth: 0, expected: 0 [ 163.133675][ T7757] INFO: lockdep is turned off. [ 163.133676][ T7757] irq event stamp: 0 [ 163.133677][ T7757] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 163.133682][ T7757] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 163.133688][ T7757] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 163.133690][ T7757] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 163.133692][ T7757] Preemption disabled at: [ 163.133692][ T7757] [<0000000000000000>] 0x0 [ 163.133697][ T7757] CPU: 0 UID: 0 PID: 7757 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 163.133701][ T7757] Tainted: [W]=WARN [ 163.133702][ T7757] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.133704][ T7757] Call Trace: [ 163.133705][ T7757] [ 163.133707][ T7757] dump_stack_lvl+0x6f/0xa0 [ 163.133713][ T7757] __might_resched.cold+0x1fe/0x2c1 [ 163.133718][ T7757] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 163.133723][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133728][ T7757] __kmalloc_noprof+0x443/0x760 [ 163.133733][ T7757] ? __rwlock_init+0x150/0x150 [ 163.133736][ T7757] ? alloc_buf.isra.0+0x4b/0x260 [ 163.133740][ T7757] ? do_raw_spin_unlock+0x59/0x250 [ 163.133742][ T7757] alloc_buf.isra.0+0x4b/0x260 [ 163.133744][ T7757] put_chars+0x1e1/0x2f0 [ 163.133746][ T7757] ? __send_to_port+0x420/0x420 [ 163.133748][ T7757] ? printk_get_next_message+0x240/0x650 [ 163.133751][ T7757] hvc_console_print+0x292/0x780 [ 163.133755][ T7757] ? hvc_write+0x3a0/0x3a0 [ 163.133757][ T7757] ? __rwlock_init+0x150/0x150 [ 163.133758][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133760][ T7757] ? lock_acquire+0x13c/0x160 [ 163.133763][ T7757] console_emit_next_record+0x22f/0x4c0 [ 163.133765][ T7757] ? devkmsg_read+0x4b0/0x4b0 [ 163.133767][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133769][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133771][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133772][ T7757] ? lock_acquire+0x13c/0x160 [ 163.133774][ T7757] ? console_flush_one_record+0x111/0x710 [ 163.133776][ T7757] console_flush_one_record+0x46f/0x710 [ 163.133778][ T7757] ? console_emit_next_record+0x4c0/0x4c0 [ 163.133781][ T7757] console_unlock+0xee/0x1f0 [ 163.133783][ T7757] ? lock_acquire+0x13c/0x160 [ 163.133784][ T7757] ? console_flush_one_record+0x710/0x710 [ 163.133786][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133788][ T7757] ? lock_release+0x184/0x1f0 [ 163.133789][ T7757] ? lock_acquire+0x60/0x160 [ 163.133791][ T7757] ? __rcu_read_lock+0x30/0x70 [ 163.133793][ T7757] ? __down_trylock_console_sem+0x5e/0xa0 [ 163.133795][ T7757] ? vprintk_emit+0x320/0x3e0 [ 163.133797][ T7757] vprintk_emit+0x37c/0x3e0 [ 163.133800][ T7757] ? wake_up_klogd_work_func+0x90/0x90 [ 163.133801][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133803][ T7757] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 163.133806][ T7757] ? trace_hardirqs_on+0x36/0x40 [ 163.133807][ T7757] _printk+0xc7/0x100 [ 163.133810][ T7757] ? snapshot_read.cold+0x21/0x21 [ 163.133813][ T7757] ? ipv6_mc_down+0x17e/0x2d0 [ 163.133818][ T7757] br_set_state+0x22f/0x430 [bridge] [ 163.133832][ T7757] br_stp_disable_port+0x11f/0x390 [bridge] [ 163.133840][ T7757] br_device_event+0x7b5/0x8f0 [bridge] [ 163.133849][ T7757] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 163.133853][ T7757] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 163.133855][ T7757] ? addrconf_notify+0x2c8/0xf30 [ 163.133859][ T7757] notifier_call_chain+0xae/0x300 [ 163.133862][ T7757] __dev_notify_flags+0x23c/0x3c0 [ 163.133866][ T7757] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 163.133868][ T7757] ? netif_change_name+0x8c0/0x8c0 [ 163.133870][ T7757] ? netif_set_allmulti+0x250/0x250 [ 163.133872][ T7757] ? __kernel_text_address+0x12/0x30 [ 163.133874][ T7757] ? write_profile+0xf0/0xf0 [ 163.133877][ T7757] ? unwind_get_return_address+0x67/0xd0 [ 163.133880][ T7757] netif_change_flags+0xfe/0x190 [ 163.133882][ T7757] do_setlink.isra.0+0x1cc3/0x2750 [ 163.133885][ T7757] ? stack_trace_save+0x93/0xc0 [ 163.133887][ T7757] ? rtnl_link_get_size+0x350/0x350 [ 163.133888][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133890][ T7757] ? stack_depot_save_flags+0x1bc/0x790 [ 163.133894][ T7757] ? kasan_save_stack+0x3d/0x50 [ 163.133896][ T7757] ? kasan_save_stack+0x2f/0x50 [ 163.133898][ T7757] ? kasan_save_track+0x14/0x30 [ 163.133899][ T7757] ? __kasan_kmalloc+0x7b/0x90 [ 163.133901][ T7757] ? __kmalloc_cache_noprof+0x29a/0x620 [ 163.133903][ T7757] ? rtnl_newlink+0x124/0x11c0 [ 163.133904][ T7757] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 163.133905][ T7757] ? netlink_rcv_skb+0x14e/0x3a0 [ 163.133908][ T7757] ? netlink_unicast+0x486/0x750 [ 163.133909][ T7757] ? netlink_sendmsg+0x735/0xc60 [ 163.133910][ T7757] ? ____sys_sendmsg+0x415/0x880 [ 163.133913][ T7757] ? ___sys_sendmsg+0x14e/0x1d0 [ 163.133914][ T7757] ? __sys_sendmsg+0x12c/0x1d0 [ 163.133916][ T7757] ? do_syscall_64+0xff/0x530 [ 163.133918][ T7757] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 163.133921][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133923][ T7757] ? lock_acquire+0x13c/0x160 [ 163.133924][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133926][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133928][ T7757] ? trace_contention_end+0xb3/0x180 [ 163.133931][ T7757] ? __mutex_lock+0x1db/0x1ea0 [ 163.133932][ T7757] ? __mutex_lock+0x9a3/0x1ea0 [ 163.133934][ T7757] ? rtnl_newlink+0x9a8/0x11c0 [ 163.133935][ T7757] ? ww_mutex_lock+0x160/0x160 [ 163.133937][ T7757] ? __rtnl_newlink+0x3fa/0xa50 [ 163.133939][ T7757] rtnl_newlink+0x9f1/0x11c0 [ 163.133941][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133943][ T7757] ? rtnl_bridge_getlink+0x850/0x850 [ 163.133944][ T7757] ? lock_acquire+0x13c/0x160 [ 163.133946][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133948][ T7757] ? is_bpf_text_address+0x3e/0x110 [ 163.133951][ T7757] ? is_bpf_text_address+0x72/0x110 [ 163.133953][ T7757] ? kernel_text_address+0x149/0x170 [ 163.133954][ T7757] ? __kernel_text_address+0x12/0x30 [ 163.133956][ T7757] ? write_profile+0xf0/0xf0 [ 163.133957][ T7757] ? unwind_get_return_address+0x67/0xd0 [ 163.133958][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133960][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133962][ T7757] ? cap_capable+0x1d7/0x3d0 [ 163.133966][ T7757] ? lock_acquire+0x13c/0x160 [ 163.133967][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133969][ T7757] ? rtnl_bridge_getlink+0x850/0x850 [ 163.133970][ T7757] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 163.133972][ T7757] ? rtnl_link_fill+0x920/0x920 [ 163.133973][ T7757] ? filter_irq_stacks+0xd0/0xd0 [ 163.133975][ T7757] ? stack_depot_save_flags+0x1bc/0x790 [ 163.133977][ T7757] netlink_rcv_skb+0x14e/0x3a0 [ 163.133979][ T7757] ? rtnl_link_fill+0x920/0x920 [ 163.133980][ T7757] ? lock_release+0x184/0x1f0 [ 163.133982][ T7757] ? netlink_ack+0xcf0/0xcf0 [ 163.133983][ T7757] ? __netlink_lookup+0xb9/0x6b0 [ 163.133986][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133987][ T7757] ? lock_release+0x184/0x1f0 [ 163.133989][ T7757] netlink_unicast+0x486/0x750 [ 163.133991][ T7757] ? netlink_attachskb+0x810/0x810 [ 163.133993][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133995][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.133996][ T7757] ? lock_acquire+0x13c/0x160 [ 163.133998][ T7757] netlink_sendmsg+0x735/0xc60 [ 163.134000][ T7757] ? netlink_unicast+0x750/0x750 [ 163.134002][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.134004][ T7757] ? lock_release+0x184/0x1f0 [ 163.134006][ T7757] ____sys_sendmsg+0x415/0x880 [ 163.134007][ T7757] ? copy_msghdr_from_user+0x279/0x420 [ 163.134009][ T7757] ? get_timestamp.constprop.0+0x390/0x390 [ 163.134011][ T7757] ? move_addr_to_kernel+0x40/0x40 [ 163.134012][ T7757] ? filter_irq_stacks+0xd0/0xd0 [ 163.134015][ T7757] ___sys_sendmsg+0x14e/0x1d0 [ 163.134017][ T7757] ? copy_msghdr_from_user+0x420/0x420 [ 163.134022][ T7757] __sys_sendmsg+0x12c/0x1d0 [ 163.134024][ T7757] ? __sys_sendmsg_sock+0x20/0x20 [ 163.134026][ T7757] ? rcu_is_watching+0x16/0xd0 [ 163.134029][ T7757] do_syscall_64+0xff/0x530 [ 163.134030][ T7757] ? exc_page_fault+0xee/0x100 [ 163.134032][ T7757] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 163.134034][ T7757] RIP: 0033:0x7f9a689e254e [ 163.134035][ T7757] 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 [ 163.134037][ T7757] RSP: 002b:00007ffcf98e5cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 163.134041][ T7757] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9a689e254e [ 163.134043][ T7757] RDX: 0000000000000000 RSI: 00007ffcf98e5d70 RDI: 0000000000000005 [ 163.134044][ T7757] RBP: 00007ffcf98e5cd0 R08: 0000000000000000 R09: 0000000000000000 [ 163.134044][ T7757] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9152b4 [ 163.134045][ T7757] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf98e6430 [ 163.134048][ T7757] [ 163.195050][ T7758] veth2: left allmulticast mode [ 163.195304][ T7758] veth2: left promiscuous mode [ 163.195581][ T7758] br0: port 2(veth2) entered disabled state [ 163.216731][ T7759] br0: port 1(veth1) entered disabled state [ 163.236562][ T7760] veth1: left allmulticast mode [ 163.236859][ T7760] veth1: left promiscuous mode [ 163.237088][ T7760] br0: port 1(veth1) entered disabled state [ 163.423326][ T7778] br0: port 1(veth1) entered blocking state [ 163.423630][ T7778] br0: port 1(veth1) entered disabled state [ 163.423841][ T7778] veth1: entered allmulticast mode [ 163.424778][ T7778] veth1: entered promiscuous mode [ 163.446998][ T7779] br0: port 1(veth1) entered blocking state [ 163.447244][ T7779] br0: port 1(veth1) entered forwarding state [ 163.512330][ T7783] br0: port 2(veth2) entered blocking state [ 163.512581][ T7783] br0: port 2(veth2) entered disabled state [ 163.512805][ T7783] veth2: entered allmulticast mode [ 163.514476][ T7783] veth2: entered promiscuous mode [ 163.546900][ T36] br0: port 2(veth2) entered blocking state [ 163.547191][ T36] br0: port 2(veth2) entered forwarding state [ 168.757684][ T7807] br0: port 2(veth2) entered disabled state [ 168.757696][ T7807] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 168.757699][ T7807] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 7807, name: ip [ 168.757700][ T7807] preempt_count: 202, expected: 0 [ 168.757701][ T7807] RCU nest depth: 0, expected: 0 [ 168.757702][ T7807] INFO: lockdep is turned off. [ 168.757703][ T7807] irq event stamp: 0 [ 168.757704][ T7807] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 168.757709][ T7807] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 168.757716][ T7807] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 168.757718][ T7807] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 168.757721][ T7807] Preemption disabled at: [ 168.757722][ T7807] [<0000000000000000>] 0x0 [ 168.757728][ T7807] CPU: 2 UID: 0 PID: 7807 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 168.757732][ T7807] Tainted: [W]=WARN [ 168.757733][ T7807] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.757735][ T7807] Call Trace: [ 168.757737][ T7807] [ 168.757738][ T7807] dump_stack_lvl+0x6f/0xa0 [ 168.757744][ T7807] __might_resched.cold+0x1fe/0x2c1 [ 168.757748][ T7807] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 168.757751][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757755][ T7807] __kmalloc_noprof+0x443/0x760 [ 168.757759][ T7807] ? __rwlock_init+0x150/0x150 [ 168.757762][ T7807] ? alloc_buf.isra.0+0x4b/0x260 [ 168.757766][ T7807] ? do_raw_spin_unlock+0x59/0x250 [ 168.757767][ T7807] alloc_buf.isra.0+0x4b/0x260 [ 168.757769][ T7807] put_chars+0x1e1/0x2f0 [ 168.757771][ T7807] ? desc_read_finalized_seq+0x79/0x120 [ 168.757773][ T7807] ? __send_to_port+0x420/0x420 [ 168.757775][ T7807] ? console_prepend_replay+0x20/0x20 [ 168.757778][ T7807] hvc_console_print+0x292/0x780 [ 168.757781][ T7807] ? hvc_write+0x3a0/0x3a0 [ 168.757782][ T7807] ? do_raw_spin_lock+0x131/0x280 [ 168.757784][ T7807] ? __rwlock_init+0x150/0x150 [ 168.757786][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757787][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757789][ T7807] ? lock_acquire+0x13c/0x160 [ 168.757791][ T7807] console_emit_next_record+0x22f/0x4c0 [ 168.757794][ T7807] ? devkmsg_read+0x4b0/0x4b0 [ 168.757796][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757797][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757799][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757800][ T7807] ? lock_acquire+0x13c/0x160 [ 168.757802][ T7807] ? console_flush_one_record+0x111/0x710 [ 168.757804][ T7807] console_flush_one_record+0x46f/0x710 [ 168.757806][ T7807] ? console_emit_next_record+0x4c0/0x4c0 [ 168.757809][ T7807] console_unlock+0xee/0x1f0 [ 168.757811][ T7807] ? lock_acquire+0x13c/0x160 [ 168.757812][ T7807] ? console_flush_one_record+0x710/0x710 [ 168.757814][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757816][ T7807] ? lock_release+0x184/0x1f0 [ 168.757817][ T7807] ? lock_acquire+0x60/0x160 [ 168.757818][ T7807] ? __rcu_read_lock+0x30/0x70 [ 168.757821][ T7807] ? __down_trylock_console_sem+0x5e/0xa0 [ 168.757822][ T7807] ? vprintk_emit+0x320/0x3e0 [ 168.757825][ T7807] vprintk_emit+0x37c/0x3e0 [ 168.757828][ T7807] ? wake_up_klogd_work_func+0x90/0x90 [ 168.757830][ T7807] ? debug_object_assert_init+0x1d9/0x360 [ 168.757833][ T7807] ? debug_object_activate+0x4a0/0x4a0 [ 168.757836][ T7807] _printk+0xc7/0x100 [ 168.757839][ T7807] ? snapshot_read.cold+0x21/0x21 [ 168.757841][ T7807] ? __rwlock_init+0x150/0x150 [ 168.757842][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757844][ T7807] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 168.757848][ T7807] br_set_state+0x22f/0x430 [bridge] [ 168.757863][ T7807] br_stp_disable_port+0x11f/0x390 [bridge] [ 168.757871][ T7807] br_stp_disable_bridge+0xb9/0x180 [bridge] [ 168.757878][ T7807] br_dev_stop+0x28/0x1a0 [bridge] [ 168.757887][ T7807] ? rtnl_is_locked+0x15/0x20 [ 168.757891][ T7807] __dev_close_many+0x1c8/0x530 [ 168.757894][ T7807] ? netif_open+0x120/0x120 [ 168.757896][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757898][ T7807] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 168.757900][ T7807] __dev_change_flags+0x288/0x660 [ 168.757902][ T7807] ? netif_set_allmulti+0x250/0x250 [ 168.757904][ T7807] ? __kernel_text_address+0x12/0x30 [ 168.757907][ T7807] ? write_profile+0xf0/0xf0 [ 168.757909][ T7807] ? unwind_get_return_address+0x67/0xd0 [ 168.757912][ T7807] netif_change_flags+0x87/0x190 [ 168.757914][ T7807] do_setlink.isra.0+0x1cc3/0x2750 [ 168.757916][ T7807] ? stack_trace_save+0x93/0xc0 [ 168.757918][ T7807] ? rtnl_link_get_size+0x350/0x350 [ 168.757919][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757921][ T7807] ? stack_depot_save_flags+0x1bc/0x790 [ 168.757924][ T7807] ? kasan_save_stack+0x3d/0x50 [ 168.757927][ T7807] ? kasan_save_stack+0x2f/0x50 [ 168.757928][ T7807] ? kasan_save_track+0x14/0x30 [ 168.757930][ T7807] ? __kasan_kmalloc+0x7b/0x90 [ 168.757931][ T7807] ? __kmalloc_cache_noprof+0x29a/0x620 [ 168.757933][ T7807] ? rtnl_newlink+0x124/0x11c0 [ 168.757934][ T7807] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 168.757935][ T7807] ? netlink_rcv_skb+0x14e/0x3a0 [ 168.757938][ T7807] ? netlink_unicast+0x486/0x750 [ 168.757940][ T7807] ? netlink_sendmsg+0x735/0xc60 [ 168.757941][ T7807] ? ____sys_sendmsg+0x415/0x880 [ 168.757943][ T7807] ? ___sys_sendmsg+0x14e/0x1d0 [ 168.757945][ T7807] ? __sys_sendmsg+0x12c/0x1d0 [ 168.757946][ T7807] ? do_syscall_64+0xff/0x530 [ 168.757949][ T7807] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 168.757952][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757953][ T7807] ? lock_acquire+0x13c/0x160 [ 168.757955][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757956][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757958][ T7807] ? trace_contention_end+0xb3/0x180 [ 168.757962][ T7807] ? __mutex_lock+0x1db/0x1ea0 [ 168.757964][ T7807] ? __mutex_lock+0x9a3/0x1ea0 [ 168.757965][ T7807] ? rtnl_newlink+0x9a8/0x11c0 [ 168.757967][ T7807] ? ww_mutex_lock+0x160/0x160 [ 168.757969][ T7807] ? __rtnl_newlink+0x3fa/0xa50 [ 168.757971][ T7807] rtnl_newlink+0x9f1/0x11c0 [ 168.757973][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757975][ T7807] ? rtnl_bridge_getlink+0x850/0x850 [ 168.757976][ T7807] ? lock_acquire+0x13c/0x160 [ 168.757978][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757980][ T7807] ? is_bpf_text_address+0x3e/0x110 [ 168.757983][ T7807] ? is_bpf_text_address+0x72/0x110 [ 168.757985][ T7807] ? kernel_text_address+0x149/0x170 [ 168.757986][ T7807] ? __kernel_text_address+0x12/0x30 [ 168.757988][ T7807] ? write_profile+0xf0/0xf0 [ 168.757989][ T7807] ? unwind_get_return_address+0x67/0xd0 [ 168.757990][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757992][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.757993][ T7807] ? cap_capable+0x1d7/0x3d0 [ 168.757997][ T7807] ? lock_acquire+0x13c/0x160 [ 168.757998][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.758000][ T7807] ? rtnl_bridge_getlink+0x850/0x850 [ 168.758002][ T7807] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 168.758003][ T7807] ? rtnl_link_fill+0x920/0x920 [ 168.758005][ T7807] ? filter_irq_stacks+0xd0/0xd0 [ 168.758006][ T7807] ? stack_depot_save_flags+0x1bc/0x790 [ 168.758009][ T7807] netlink_rcv_skb+0x14e/0x3a0 [ 168.758010][ T7807] ? rtnl_link_fill+0x920/0x920 [ 168.758011][ T7807] ? lock_release+0x184/0x1f0 [ 168.758013][ T7807] ? netlink_ack+0xcf0/0xcf0 [ 168.758014][ T7807] ? __netlink_lookup+0xb9/0x6b0 [ 168.758017][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.758019][ T7807] ? lock_release+0x184/0x1f0 [ 168.758021][ T7807] netlink_unicast+0x486/0x750 [ 168.758022][ T7807] ? netlink_attachskb+0x810/0x810 [ 168.758024][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.758026][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.758027][ T7807] ? lock_acquire+0x13c/0x160 [ 168.758029][ T7807] netlink_sendmsg+0x735/0xc60 [ 168.758031][ T7807] ? netlink_unicast+0x750/0x750 [ 168.758033][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.758035][ T7807] ? lock_release+0x184/0x1f0 [ 168.758037][ T7807] ____sys_sendmsg+0x415/0x880 [ 168.758038][ T7807] ? copy_msghdr_from_user+0x279/0x420 [ 168.758040][ T7807] ? get_timestamp.constprop.0+0x390/0x390 [ 168.758042][ T7807] ? move_addr_to_kernel+0x40/0x40 [ 168.758043][ T7807] ? filter_irq_stacks+0xd0/0xd0 [ 168.758046][ T7807] ___sys_sendmsg+0x14e/0x1d0 [ 168.758047][ T7807] ? copy_msghdr_from_user+0x420/0x420 [ 168.758052][ T7807] __sys_sendmsg+0x12c/0x1d0 [ 168.758054][ T7807] ? __sys_sendmsg_sock+0x20/0x20 [ 168.758057][ T7807] ? rcu_is_watching+0x16/0xd0 [ 168.758059][ T7807] do_syscall_64+0xff/0x530 [ 168.758061][ T7807] ? exc_page_fault+0xee/0x100 [ 168.758063][ T7807] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 168.758064][ T7807] RIP: 0033:0x7f79ba29154e [ 168.758066][ T7807] 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 [ 168.758068][ T7807] RSP: 002b:00007ffcf9d600c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 168.758072][ T7807] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f79ba29154e [ 168.758074][ T7807] RDX: 0000000000000000 RSI: 00007ffcf9d60170 RDI: 0000000000000005 [ 168.758074][ T7807] RBP: 00007ffcf9d600d0 R08: 0000000000000000 R09: 0000000000000000 [ 168.758075][ T7807] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9152b9 [ 168.758076][ T7807] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf9d60830 [ 168.758079][ T7807] [ 168.802002][ T7807] br0: port 1(veth1) entered disabled state [ 168.900800][ T7813] br0: port 2(veth2) entered blocking state [ 168.901120][ T7813] br0: port 2(veth2) entered forwarding state [ 168.901493][ T7813] br0: port 1(veth1) entered blocking state [ 168.901782][ T7813] br0: port 1(veth1) entered forwarding state [ 169.141633][ T7829] br0: port 2(veth2) entered disabled state [ 169.142401][ T7829] br0: port 1(veth1) entered disabled state [ 169.209923][ T7832] br0: port 2(veth2) entered blocking state [ 169.210167][ T7832] br0: port 2(veth2) entered forwarding state [ 169.212398][ T7832] br0: port 1(veth1) entered blocking state [ 169.212592][ T7832] br0: port 1(veth1) entered forwarding state [ 169.329879][ T7840] br0: port 2(veth2) entered disabled state [ 169.347964][ T7841] veth2: left allmulticast mode [ 169.348989][ T7841] veth2: left promiscuous mode [ 169.349204][ T7841] br0: port 2(veth2) entered disabled state [ 169.381062][ T7842] br0: port 1(veth1) entered disabled state [ 169.404265][ T7843] veth1: left allmulticast mode [ 169.405424][ T7843] veth1: left promiscuous mode [ 169.406653][ T7843] br0: port 1(veth1) entered disabled state