[ 9.098785][ T181] ip (181) used greatest stack depth: 23664 bytes left [ 9.098800][ T181] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.098802][ T181] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 181, name: ip [ 9.098804][ T181] preempt_count: 2, expected: 0 [ 9.098804][ T181] RCU nest depth: 0, expected: 0 [ 9.098805][ T181] locks held by ip/181: 5, last CPU#2: [ 9.098807][ T181] #0: ffffffffb90027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.098818][ T181] #1: ffffffffb9199cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.098824][ T181] #2: ffffffffb9199d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.098827][ T181] #3: ffffffffb9089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.098830][ T181] #4: ffffffffb9089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 9.098834][ T181] irq event stamp: 21464 [ 9.098835][ T181] hardirqs last enabled at (21463): [] __down_trylock_console_sem+0x86/0xa0 [ 9.098838][ T181] hardirqs last disabled at (21464): [] console_emit_next_record+0x3f8/0x4f0 [ 9.098840][ T181] softirqs last enabled at (20084): [] handle_softirqs+0x67c/0x900 [ 9.098842][ T181] softirqs last disabled at (20075): [] __irq_exit_rcu+0x145/0x1c0 [ 9.098845][ T181] Preemption disabled at: [ 9.098845][ T181] [<0000000000000000>] 0x0 [ 9.098852][ T181] CPU: 2 UID: 0 PID: 181 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.098856][ T181] Tainted: [W]=WARN [ 9.098856][ T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.098858][ T181] Call Trace: [ 9.098859][ T181] [ 9.098861][ T181] dump_stack_lvl+0x6f/0xa0 [ 9.098867][ T181] __might_resched.cold+0x1fe/0x2c1 [ 9.098871][ T181] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.098874][ T181] ? __kmalloc_noprof+0xdb/0x760 [ 9.098880][ T181] __kmalloc_noprof+0x443/0x760 [ 9.098882][ T181] ? alloc_buf.isra.0+0x4b/0x260 [ 9.098888][ T181] ? do_raw_spin_unlock+0x59/0x250 [ 9.098890][ T181] alloc_buf.isra.0+0x4b/0x260 [ 9.098894][ T181] put_chars+0x1e1/0x2f0 [ 9.098897][ T181] ? __send_to_port+0x420/0x420 [ 9.098899][ T181] ? printk_get_next_message+0x2fe/0x7d0 [ 9.098902][ T181] ? rcu_read_lock_any_held+0x3c/0x90 [ 9.098906][ T181] ? validate_chain+0x38b/0xc20 [ 9.098910][ T181] hvc_console_print+0x292/0x780 [ 9.098914][ T181] ? __lock_acquire+0x518/0xc20 [ 9.098916][ T181] ? __lock_acquire+0x518/0xc20 [ 9.098920][ T181] ? hvc_write+0x3a0/0x3a0 [ 9.098924][ T181] ? rcu_is_watching+0x16/0xd0 [ 9.098926][ T181] ? lock_acquire+0x13c/0x160 [ 9.098930][ T181] console_emit_next_record+0x252/0x4f0 [ 9.098934][ T181] ? devkmsg_read+0x4e0/0x4e0 [ 9.098938][ T181] ? rcu_is_watching+0x16/0xd0 [ 9.098939][ T181] ? lock_acquire+0x13c/0x160 [ 9.098944][ T181] console_flush_one_record+0x46f/0x710 [ 9.098947][ T181] ? console_emit_next_record+0x4f0/0x4f0 [ 9.098948][ T181] ? __lock_acquire+0x518/0xc20 [ 9.098954][ T181] console_unlock+0xee/0x1f0 [ 9.098956][ T181] ? console_flush_one_record+0x710/0x710 [ 9.098957][ T181] ? rcu_is_watching+0x16/0xd0 [ 9.098959][ T181] ? lock_acquire+0x60/0x160 [ 9.098963][ T181] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.098965][ T181] ? vprintk_emit+0x320/0x3e0 [ 9.098967][ T181] vprintk_emit+0x37c/0x3e0 [ 9.098971][ T181] ? wake_up_klogd_work_func+0x90/0x90 [ 9.098974][ T181] ? __lock_acquire+0x518/0xc20 [ 9.098977][ T181] _printk+0xc7/0x100 [ 9.098981][ T181] ? snapshot_read.cold+0x21/0x21 [ 9.098983][ T181] ? do_raw_spin_lock+0x131/0x280 [ 9.098986][ T181] ? __rwlock_init+0x150/0x150 [ 9.098989][ T181] ? do_raw_spin_lock+0x131/0x280 [ 9.098991][ T181] do_exit.cold+0x82/0x9c [ 9.098995][ T181] ? exit_notify+0x890/0x890 [ 9.098996][ T181] ? __lock_release.isra.0+0x69/0x1a0 [ 9.098999][ T181] ? rcu_is_watching+0x16/0xd0 [ 9.099002][ T181] do_group_exit+0xb8/0x370 [ 9.099005][ T181] __x64_sys_exit_group+0x3c/0x50 [ 9.099007][ T181] x64_sys_call+0x1567/0x1570 [ 9.099010][ T181] do_syscall_64+0xff/0x530 [ 9.099013][ T181] ? exc_page_fault+0xee/0x100 [ 9.099016][ T181] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.099018][ T181] RIP: 0033:0x7f880c34e1b8 [ 9.099020][ T181] Code: Unable to access opcode bytes at 0x7f880c34e18e. [ 9.099021][ T181] RSP: 002b:00007fffede8fe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.099024][ T181] RAX: ffffffffffffffda RBX: 00007f880c47ef88 RCX: 00007f880c34e1b8 [ 9.099025][ T181] RDX: 00007f880c098fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.099026][ T181] RBP: 00007fffede8fec0 R08: 0000000000000000 R09: 0000000000000050 [ 9.099027][ T181] R10: 00007fffede8fc80 R11: 0000000000000246 R12: 0000000000000001 [ 9.099027][ T181] R13: 0000000000000000 R14: 00007f880c47d680 R15: 00007f880c47efa0 [ 9.099034][ T181] [ 9.650496][ T198] br0: port 1(eth0) entered blocking state [ 9.650950][ T198] br0: port 1(eth0) entered disabled state [ 9.651248][ T198] eth0: entered allmulticast mode [ 9.652300][ T198] eth0: entered promiscuous mode [ 9.684167][ T199] br0: port 2(eth2) entered blocking state [ 9.684464][ T199] br0: port 2(eth2) entered disabled state [ 9.684780][ T199] eth2: entered allmulticast mode [ 9.685782][ T199] eth2: entered promiscuous mode [ 9.724841][ T200] br1: port 1(eth1) entered blocking state [ 9.725093][ T200] br1: port 1(eth1) entered disabled state [ 9.725376][ T200] eth1: entered allmulticast mode [ 9.726313][ T200] eth1: entered promiscuous mode [ 9.752487][ T201] br1: port 2(eth3) entered blocking state [ 9.752774][ T201] br1: port 2(eth3) entered disabled state [ 9.753082][ T201] eth3: entered allmulticast mode [ 9.754050][ T201] eth3: entered promiscuous mode [ 10.087805][ T210] br0: port 2(eth2) entered blocking state [ 10.088273][ T210] br0: port 2(eth2) entered forwarding state [ 10.128247][ T212] br1: port 2(eth3) entered blocking state [ 10.128255][ T212] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.128257][ T212] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 212, name: ip [ 10.128258][ T212] preempt_count: 202, expected: 0 [ 10.128259][ T212] RCU nest depth: 0, expected: 0 [ 10.128260][ T212] locks held by ip/212: 6, last CPU#2: [ 10.128262][ T212] #0: ffffffffb9922700 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 10.128274][ T212] #1: ff1100000d962e58 (&br->lock){+...}-{3:3}, at: br_stp_enable_bridge+0x23/0x340 [ 10.128279][ T212] #2: ffffffffb9199cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.128285][ T212] #3: ffffffffb9199d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.128288][ T212] #4: ffffffffb9089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.128291][ T212] #5: ffffffffb9089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 10.128294][ T212] irq event stamp: 18261 [ 10.128295][ T212] hardirqs last enabled at (18260): [] __down_trylock_console_sem+0x86/0xa0 [ 10.128299][ T212] hardirqs last disabled at (18261): [] console_emit_next_record+0x3f8/0x4f0 [ 10.128300][ T212] softirqs last enabled at (18252): [] __dev_change_flags+0x20b/0x6d0 [ 10.128303][ T212] softirqs last disabled at (18254): [] br_stp_enable_bridge+0x23/0x340 [ 10.128305][ T212] Preemption disabled at: [ 10.128306][ T212] [<0000000000000000>] 0x0 [ 10.128319][ T212] CPU: 2 UID: 0 PID: 212 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.128322][ T212] Tainted: [W]=WARN [ 10.128323][ T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.128325][ T212] Call Trace: [ 10.128326][ T212] [ 10.128328][ T212] dump_stack_lvl+0x6f/0xa0 [ 10.128333][ T212] __might_resched.cold+0x1fe/0x2c1 [ 10.128338][ T212] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.128342][ T212] ? __kmalloc_noprof+0xdb/0x760 [ 10.128347][ T212] __kmalloc_noprof+0x443/0x760 [ 10.128350][ T212] ? alloc_buf.isra.0+0x4b/0x260 [ 10.128355][ T212] ? do_raw_spin_unlock+0x59/0x250 [ 10.128358][ T212] alloc_buf.isra.0+0x4b/0x260 [ 10.128361][ T212] put_chars+0x1e1/0x2f0 [ 10.128363][ T212] ? desc_read_finalized_seq+0x41/0x120 [ 10.128366][ T212] ? __send_to_port+0x420/0x420 [ 10.128373][ T212] hvc_console_print+0x292/0x780 [ 10.128380][ T212] ? hvc_write+0x3a0/0x3a0 [ 10.128383][ T212] ? lock_acquire+0x13c/0x160 [ 10.128388][ T212] console_emit_next_record+0x252/0x4f0 [ 10.128391][ T212] ? devkmsg_read+0x4e0/0x4e0 [ 10.128395][ T212] ? rcu_is_watching+0x16/0xd0 [ 10.128398][ T212] ? lock_acquire+0x13c/0x160 [ 10.128402][ T212] console_flush_one_record+0x46f/0x710 [ 10.128406][ T212] ? console_emit_next_record+0x4f0/0x4f0 [ 10.128407][ T212] ? __lock_acquire+0x518/0xc20 [ 10.128413][ T212] console_unlock+0xee/0x1f0 [ 10.128415][ T212] ? console_flush_one_record+0x710/0x710 [ 10.128416][ T212] ? rcu_is_watching+0x16/0xd0 [ 10.128418][ T212] ? lock_acquire+0x60/0x160 [ 10.128422][ T212] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.128424][ T212] ? vprintk_emit+0x320/0x3e0 [ 10.128426][ T212] vprintk_emit+0x37c/0x3e0 [ 10.128429][ T212] ? wake_up_klogd_work_func+0x90/0x90 [ 10.128435][ T212] _printk+0xc7/0x100 [ 10.128438][ T212] ? snapshot_read.cold+0x21/0x21 [ 10.128441][ T212] ? trace_hardirqs_off+0xd/0x30 [ 10.128444][ T212] ? try_to_grab_pending+0x77/0x840 [ 10.128447][ T212] ? mark_held_locks+0x40/0x70 [ 10.128450][ T212] ? lockdep_hardirqs_on+0x91/0x130 [ 10.128455][ T212] br_set_state+0x22f/0x410 [ 10.128458][ T212] br_init_port+0xc4/0x200 [ 10.128461][ T212] br_stp_enable_bridge+0x1fc/0x340 [ 10.128464][ T212] br_dev_open+0x94/0x120 [ 10.128468][ T212] __dev_open+0x322/0x7a0 [ 10.128470][ T212] ? netif_state_change+0x3d0/0x3d0 [ 10.128472][ T212] ? __lock_release.isra.0+0x69/0x1a0 [ 10.128475][ T212] ? mark_held_locks+0x40/0x70 [ 10.128479][ T212] __dev_change_flags+0x4a4/0x6d0 [ 10.128482][ T212] ? netif_set_allmulti+0x2c0/0x2c0 [ 10.128484][ T212] ? kernel_text_address+0x149/0x170 [ 10.128487][ T212] ? __kernel_text_address+0x12/0x30 [ 10.128488][ T212] ? write_profile+0xf0/0xf0 [ 10.128493][ T212] netif_change_flags+0x87/0x190 [ 10.128497][ T212] do_setlink.isra.0+0x1d25/0x2a60 [ 10.128501][ T212] ? stack_trace_save+0x93/0xc0 [ 10.128503][ T212] ? rtnl_link_get_size+0x350/0x350 [ 10.128505][ T212] ? rcu_read_lock_any_held+0x66/0x90 [ 10.128508][ T212] ? stack_depot_save_flags+0x38e/0x790 [ 10.128511][ T212] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.128513][ T212] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.128515][ T212] ? validate_chain+0x38b/0xc20 [ 10.128518][ T212] ? kasan_save_stack+0x3d/0x50 [ 10.128520][ T212] ? kasan_save_stack+0x2f/0x50 [ 10.128521][ T212] ? kasan_save_track+0x14/0x30 [ 10.128523][ T212] ? __lock_acquire+0x518/0xc20 [ 10.128526][ T212] ? netlink_seq_next+0x1e/0x60 [ 10.128528][ T212] ? ___sys_sendmsg+0xc0/0x1d0 [ 10.128533][ T212] ? lock_acquire.part.0+0xd4/0x280 [ 10.128535][ T212] ? rtnl_newlink+0x9a8/0x11b0 [ 10.128538][ T212] ? rcu_is_watching+0x16/0xd0 [ 10.128540][ T212] ? lock_acquire+0x13c/0x160 [ 10.128542][ T212] ? rcu_is_watching+0x16/0xd0 [ 10.128543][ T212] ? rcu_is_watching+0x16/0xd0 [ 10.128545][ T212] ? trace_contention_end+0xb3/0x180 [ 10.128549][ T212] ? __mutex_lock+0x1db/0x1ea0 [ 10.128551][ T212] ? __mutex_lock+0x9a3/0x1ea0 [ 10.128554][ T212] ? rtnl_newlink+0x9a8/0x11b0 [ 10.128557][ T212] ? ww_mutex_lock+0x160/0x160 [ 10.128562][ T212] ? __rtnl_newlink+0x3fa/0xa50 [ 10.128568][ T212] rtnl_newlink+0x9f1/0x11b0 [ 10.128574][ T212] ? rtnl_bridge_getlink+0x850/0x850 [ 10.128576][ T212] ? __lock_acquire+0x518/0xc20 [ 10.128581][ T212] ? lock_acquire.part.0+0xd4/0x280 [ 10.128583][ T212] ? find_held_lock+0x2b/0x80 [ 10.128585][ T212] ? rtnl_bridge_getlink+0x850/0x850 [ 10.128587][ T212] ? __lock_release.isra.0+0x69/0x1a0 [ 10.128591][ T212] ? rtnl_bridge_getlink+0x850/0x850 [ 10.128594][ T212] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.128597][ T212] ? rtnl_link_fill+0x900/0x900 [ 10.128599][ T212] ? __lock_acquire+0x518/0xc20 [ 10.128604][ T212] ? lock_acquire.part.0+0xd4/0x280 [ 10.128606][ T212] ? find_held_lock+0x2b/0x80 [ 10.128609][ T212] netlink_rcv_skb+0x14e/0x3a0 [ 10.128611][ T212] ? rtnl_link_fill+0x900/0x900 [ 10.128614][ T212] ? netlink_ack+0xcd0/0xcd0 [ 10.128620][ T212] ? netlink_deliver_tap+0xc5/0x330 [ 10.128622][ T212] ? netlink_deliver_tap+0x13c/0x330 [ 10.128626][ T212] netlink_unicast+0x486/0x750 [ 10.128630][ T212] ? netlink_attachskb+0x810/0x810 [ 10.128632][ T212] ? __lock_acquire+0x518/0xc20 [ 10.128637][ T212] netlink_sendmsg+0x735/0xc60 [ 10.128641][ T212] ? netlink_unicast+0x750/0x750 [ 10.128644][ T212] ? __might_fault+0x97/0x140 [ 10.128650][ T212] ____sys_sendmsg+0x415/0x880 [ 10.128652][ T212] ? copy_msghdr_from_user+0x279/0x420 [ 10.128654][ T212] ? get_timestamp.constprop.0+0x3a0/0x3a0 [ 10.128655][ T212] ? move_addr_to_kernel+0x40/0x40 [ 10.128662][ T212] ___sys_sendmsg+0x14e/0x1d0 [ 10.128665][ T212] ? copy_msghdr_from_user+0x420/0x420 [ 10.128680][ T212] __sys_sendmsg+0x12c/0x1d0 [ 10.128683][ T212] ? __sys_sendmsg_sock+0x20/0x20 [ 10.128688][ T212] ? rcu_is_watching+0x16/0xd0 [ 10.128692][ T212] do_syscall_64+0xff/0x530 [ 10.128693][ T212] ? exc_page_fault+0xee/0x100 [ 10.128696][ T212] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.128698][ T212] RIP: 0033:0x7f76b699754e [ 10.128700][ T212] 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 [ 10.128702][ T212] RSP: 002b:00007fffe1a34ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.128704][ T212] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f76b699754e [ 10.128706][ T212] RDX: 0000000000000000 RSI: 00007fffe1a34d50 RDI: 0000000000000005 [ 10.128707][ T212] RBP: 00007fffe1a34cb0 R08: 0000000000000000 R09: 0000000000000000 [ 10.128708][ T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91c43c [ 10.128709][ T212] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe1a35420 [ 10.128715][ T212] [ 10.170140][ T212] br1: port 2(eth3) entered forwarding state [ 10.170764][ T212] br1: port 1(eth1) entered blocking state [ 10.171055][ T212] br1: port 1(eth1) entered forwarding state [ 10.205190][ T212] ip (212) used greatest stack depth: 23144 bytes left [ 10.317534][ T217] bond0: (slave eth0): Enslaving as a backup interface with an up link [ 10.320882][ T46] br1: port 2(eth3) entered disabled state [ 10.360010][ T218] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 10.361112][ T38] br1: port 2(eth3) entered blocking state [ 10.361401][ T38] br1: port 2(eth3) entered forwarding state [ 10.376761][ T38] br1: port 1(eth1) entered disabled state [ 10.388243][ T219] bond0: (slave eth0): Enslaving as a backup interface with an up link [ 10.395075][ T39] br0: port 1(eth0) entered blocking state [ 10.395320][ T39] br0: port 1(eth0) entered forwarding state [ 10.424686][ T220] bond0: (slave eth1): Enslaving as a backup interface with an up link [ 10.425613][ T46] br1: port 1(eth1) entered blocking state [ 10.425886][ T46] br1: port 1(eth1) entered forwarding state [ 13.825645][ T46] br0: port 1(eth0) entered disabled state [ 13.825666][ T46] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.825669][ T46] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 46, name: kworker/u17:1 [ 13.825671][ T46] preempt_count: 202, expected: 0 [ 13.825673][ T46] RCU nest depth: 0, expected: 0 [ 13.825674][ T46] locks held by kworker/u17:1/46: 8, last CPU#3: [ 13.825677][ T46] #0: ff11000001152940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 13.825690][ T46] #1: ffa000000032fd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 13.825695][ T46] #2: ffffffffb9922700 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 13.825703][ T46] #3: ff1100000db1ae58 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 13.825711][ T46] #4: ffffffffb9199cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.825717][ T46] #5: ffffffffb9199d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.825722][ T46] #6: ffffffffb9089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.825727][ T46] #7: ffffffffb9089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 13.825733][ T46] irq event stamp: 37093 [ 13.825734][ T46] hardirqs last enabled at (37092): [] __down_trylock_console_sem+0x86/0xa0 [ 13.825738][ T46] hardirqs last disabled at (37093): [] console_emit_next_record+0x3f8/0x4f0 [ 13.825740][ T46] softirqs last enabled at (37086): [] __fib6_clean_all+0xf3/0x270 [ 13.825743][ T46] softirqs last disabled at (37088): [] br_port_carrier_check+0x161/0x430 [ 13.825747][ T46] Preemption disabled at: [ 13.825748][ T46] [<0000000000000000>] 0x0 [ 13.825757][ T46] CPU: 3 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.825761][ T46] Tainted: [W]=WARN [ 13.825762][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.825765][ T46] Workqueue: events_unbound linkwatch_event [ 13.825770][ T46] Call Trace: [ 13.825772][ T46] [ 13.825775][ T46] dump_stack_lvl+0x6f/0xa0 [ 13.825782][ T46] __might_resched.cold+0x1fe/0x2c1 [ 13.825788][ T46] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.825793][ T46] ? __kmalloc_noprof+0xdb/0x760 [ 13.825801][ T46] __kmalloc_noprof+0x443/0x760 [ 13.825806][ T46] ? alloc_buf.isra.0+0x4b/0x260 [ 13.825815][ T46] ? do_raw_spin_unlock+0x59/0x250 [ 13.825818][ T46] alloc_buf.isra.0+0x4b/0x260 [ 13.825823][ T46] put_chars+0x1e1/0x2f0 [ 13.825827][ T46] ? printk_get_next_message+0x2fe/0x7d0 [ 13.825830][ T46] ? __send_to_port+0x420/0x420 [ 13.825833][ T46] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.825839][ T46] ? validate_chain+0x38b/0xc20 [ 13.825849][ T46] hvc_console_print+0x292/0x780 [ 13.825860][ T46] ? hvc_write+0x3a0/0x3a0 [ 13.825865][ T46] ? rcu_is_watching+0x16/0xd0 [ 13.825868][ T46] ? lock_acquire+0x13c/0x160 [ 13.825875][ T46] console_emit_next_record+0x252/0x4f0 [ 13.825881][ T46] ? devkmsg_read+0x4e0/0x4e0 [ 13.825889][ T46] ? rcu_is_watching+0x16/0xd0 [ 13.825892][ T46] ? lock_acquire+0x13c/0x160 [ 13.825899][ T46] console_flush_one_record+0x46f/0x710 [ 13.825906][ T46] ? console_emit_next_record+0x4f0/0x4f0 [ 13.825908][ T46] ? __lock_acquire+0x518/0xc20 [ 13.825917][ T46] console_unlock+0xee/0x1f0 [ 13.825921][ T46] ? console_flush_one_record+0x710/0x710 [ 13.825923][ T46] ? rcu_is_watching+0x16/0xd0 [ 13.825927][ T46] ? lock_acquire+0x60/0x160 [ 13.825933][ T46] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.825936][ T46] ? vprintk_emit+0x320/0x3e0 [ 13.825941][ T46] vprintk_emit+0x37c/0x3e0 [ 13.825947][ T46] ? wake_up_klogd_work_func+0x90/0x90 [ 13.825949][ T46] ? fib6_ifup+0x220/0x220 [ 13.825953][ T46] ? __lock_release.isra.0+0x69/0x1a0 [ 13.825956][ T46] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.825960][ T46] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.825967][ T46] _printk+0xc7/0x100 [ 13.825971][ T46] ? snapshot_read.cold+0x21/0x21 [ 13.825976][ T46] ? down_read_nested+0x492/0x500 [ 13.825987][ T46] br_set_state+0x22f/0x410 [ 13.825994][ T46] br_stp_disable_port+0x11f/0x390 [ 13.826000][ T46] br_port_carrier_check+0x365/0x430 [ 13.826006][ T46] br_device_event+0x538/0x930 [ 13.826011][ T46] ? packet_sendmsg_spkt+0x1350/0x1350 [ 13.826021][ T46] notifier_call_chain+0xae/0x300 [ 13.826031][ T46] netif_state_change+0x139/0x3d0 [ 13.826035][ T46] ? dev_deactivate+0xc1/0x210 [ 13.826042][ T46] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 13.826048][ T46] ? rfc2863_policy+0x1a0/0x310 [ 13.826052][ T46] ? linkwatch_do_dev+0x9c/0xd0 [ 13.826056][ T46] __linkwatch_run_queue+0x350/0x850 [ 13.826062][ T46] ? linkwatch_do_dev+0xd0/0xd0 [ 13.826067][ T46] ? lock_acquire.part.0+0xd4/0x280 [ 13.826075][ T46] linkwatch_event+0x7f/0xb0 [ 13.826079][ T46] ? __linkwatch_run_queue+0x850/0x850 [ 13.826085][ T46] process_one_work+0xe3e/0x1560 [ 13.826097][ T46] ? __queue_delayed_work+0x470/0x470 [ 13.826101][ T46] ? lock_acquire.part.0+0xd4/0x280 [ 13.826115][ T46] worker_thread+0x4f1/0xd60 [ 13.826127][ T46] ? rescuer_thread+0x1340/0x1340 [ 13.826129][ T46] kthread+0x367/0x460 [ 13.826132][ T46] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 13.826137][ T46] ? kthread_affine_preferred+0x4c0/0x4c0 [ 13.826142][ T46] ret_from_fork+0x474/0x6b0 [ 13.826148][ T46] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 13.826154][ T46] ? __switch_to+0x5a3/0xe00 [ 13.826158][ T46] ? kthread_affine_preferred+0x4c0/0x4c0 [ 13.826163][ T46] ret_from_fork_asm+0x11/0x20 [ 13.826179][ T46] [ 13.896681][ T234] br0: port 2(eth2) entered disabled state [ 13.898801][ T221] bond0: (slave eth0): link status definitely down, disabling slave [ 13.920786][ T221] bond0: (slave eth0): link status definitely down, disabling slave [ 15.218679][ T242] br1: port 2(eth3) entered disabled state [ 15.218697][ T242] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.218700][ T242] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 242, name: ip [ 15.218702][ T242] preempt_count: 202, expected: 0 [ 15.218702][ T242] RCU nest depth: 0, expected: 0 [ 15.218703][ T242] locks held by ip/242: 6, last CPU#3: [ 15.218706][ T242] #0: ffffffffb9922700 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 15.218718][ T242] #1: ff1100000d962e58 (&br->lock){+...}-{3:3}, at: br_device_event+0x1a2/0x930 [ 15.218724][ T242] #2: ffffffffb9199cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.218729][ T242] #3: ffffffffb9199d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.218732][ T242] #4: ffffffffb9089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.218736][ T242] #5: ffffffffb9089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 15.218739][ T242] irq event stamp: 22329 [ 15.218740][ T242] hardirqs last enabled at (22328): [] __down_trylock_console_sem+0x86/0xa0 [ 15.218744][ T242] hardirqs last disabled at (22329): [] console_emit_next_record+0x3f8/0x4f0 [ 15.218745][ T242] softirqs last enabled at (22312): [] ipv6_mc_down+0x134/0x2d0 [ 15.218747][ T242] softirqs last disabled at (22324): [] br_device_event+0x1a2/0x930 [ 15.218750][ T242] Preemption disabled at: [ 15.218750][ T242] [<0000000000000000>] 0x0 [ 15.218757][ T242] CPU: 3 UID: 0 PID: 242 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.218761][ T242] Tainted: [W]=WARN [ 15.218761][ T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.218763][ T242] Call Trace: [ 15.218765][ T242] [ 15.218766][ T242] dump_stack_lvl+0x6f/0xa0 [ 15.218772][ T242] __might_resched.cold+0x1fe/0x2c1 [ 15.218776][ T242] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.218780][ T242] ? __kmalloc_noprof+0xdb/0x760 [ 15.218785][ T242] __kmalloc_noprof+0x443/0x760 [ 15.218788][ T242] ? alloc_buf.isra.0+0x4b/0x260 [ 15.218794][ T242] ? do_raw_spin_unlock+0x59/0x250 [ 15.218796][ T242] alloc_buf.isra.0+0x4b/0x260 [ 15.218800][ T242] put_chars+0x1e1/0x2f0 [ 15.218802][ T242] ? desc_read_finalized_seq+0x41/0x120 [ 15.218805][ T242] ? __send_to_port+0x420/0x420 [ 15.218812][ T242] hvc_console_print+0x292/0x780 [ 15.218819][ T242] ? hvc_write+0x3a0/0x3a0 [ 15.218822][ T242] ? lock_acquire+0x13c/0x160 [ 15.218826][ T242] console_emit_next_record+0x252/0x4f0 [ 15.218830][ T242] ? devkmsg_read+0x4e0/0x4e0 [ 15.218834][ T242] ? rcu_is_watching+0x16/0xd0 [ 15.218837][ T242] ? lock_acquire+0x13c/0x160 [ 15.218841][ T242] console_flush_one_record+0x46f/0x710 [ 15.218845][ T242] ? console_emit_next_record+0x4f0/0x4f0 [ 15.218846][ T242] ? __lock_acquire+0x518/0xc20 [ 15.218852][ T242] console_unlock+0xee/0x1f0 [ 15.218854][ T242] ? console_flush_one_record+0x710/0x710 [ 15.218855][ T242] ? rcu_is_watching+0x16/0xd0 [ 15.218857][ T242] ? lock_acquire+0x60/0x160 [ 15.218861][ T242] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.218863][ T242] ? vprintk_emit+0x320/0x3e0 [ 15.218866][ T242] vprintk_emit+0x37c/0x3e0 [ 15.218869][ T242] ? wake_up_klogd_work_func+0x90/0x90 [ 15.218870][ T242] ? mark_held_locks+0x40/0x70 [ 15.218873][ T242] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.218875][ T242] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.218880][ T242] _printk+0xc7/0x100 [ 15.218883][ T242] ? snapshot_read.cold+0x21/0x21 [ 15.218890][ T242] br_set_state+0x22f/0x410 [ 15.218894][ T242] br_stp_disable_port+0x11f/0x390 [ 15.218898][ T242] br_device_event+0x783/0x930 [ 15.218900][ T242] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 15.218904][ T242] ? packet_sendmsg_spkt+0x1350/0x1350 [ 15.218910][ T242] notifier_call_chain+0xae/0x300 [ 15.218916][ T242] __dev_notify_flags+0x23c/0x450 [ 15.218920][ T242] ? netif_change_name+0x8c0/0x8c0 [ 15.218922][ T242] ? __dev_change_flags+0x288/0x6d0 [ 15.218925][ T242] ? netif_set_allmulti+0x2c0/0x2c0 [ 15.218928][ T242] ? __kernel_text_address+0x12/0x30 [ 15.218930][ T242] ? write_profile+0xf0/0xf0 [ 15.218935][ T242] netif_change_flags+0xfe/0x190 [ 15.218938][ T242] do_setlink.isra.0+0x1d25/0x2a60 [ 15.218942][ T242] ? stack_trace_save+0x93/0xc0 [ 15.218944][ T242] ? rtnl_link_get_size+0x350/0x350 [ 15.218946][ T242] ? rcu_read_lock_any_held+0x66/0x90 [ 15.218948][ T242] ? stack_depot_save_flags+0x38e/0x790 [ 15.218951][ T242] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.218953][ T242] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.218955][ T242] ? validate_chain+0x38b/0xc20 [ 15.218958][ T242] ? kasan_save_stack+0x3d/0x50 [ 15.218960][ T242] ? kasan_save_stack+0x2f/0x50 [ 15.218961][ T242] ? kasan_save_track+0x14/0x30 [ 15.218964][ T242] ? __lock_acquire+0x518/0xc20 [ 15.218966][ T242] ? netlink_seq_next+0x1e/0x60 [ 15.218968][ T242] ? ___sys_sendmsg+0xc0/0x1d0 [ 15.218973][ T242] ? lock_acquire.part.0+0xd4/0x280 [ 15.218975][ T242] ? rtnl_newlink+0x9a8/0x11b0 [ 15.218978][ T242] ? rcu_is_watching+0x16/0xd0 [ 15.218980][ T242] ? lock_acquire+0x13c/0x160 [ 15.218982][ T242] ? rcu_is_watching+0x16/0xd0 [ 15.218983][ T242] ? rcu_is_watching+0x16/0xd0 [ 15.218985][ T242] ? trace_contention_end+0xb3/0x180 [ 15.218987][ T242] ? __mutex_lock+0x1db/0x1ea0 [ 15.218989][ T242] ? __mutex_lock+0x9a3/0x1ea0 [ 15.218991][ T242] ? rtnl_newlink+0x9a8/0x11b0 [ 15.218995][ T242] ? ww_mutex_lock+0x160/0x160 [ 15.219000][ T242] ? __rtnl_newlink+0x3fa/0xa50 [ 15.219005][ T242] rtnl_newlink+0x9f1/0x11b0 [ 15.219011][ T242] ? rtnl_bridge_getlink+0x850/0x850 [ 15.219013][ T242] ? __lock_acquire+0x518/0xc20 [ 15.219018][ T242] ? lock_acquire.part.0+0xd4/0x280 [ 15.219020][ T242] ? find_held_lock+0x2b/0x80 [ 15.219022][ T242] ? rtnl_bridge_getlink+0x850/0x850 [ 15.219024][ T242] ? __lock_release.isra.0+0x69/0x1a0 [ 15.219028][ T242] ? rtnl_bridge_getlink+0x850/0x850 [ 15.219031][ T242] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 15.219034][ T242] ? rtnl_link_fill+0x900/0x900 [ 15.219036][ T242] ? __lock_acquire+0x518/0xc20 [ 15.219041][ T242] ? lock_acquire.part.0+0xd4/0x280 [ 15.219043][ T242] ? find_held_lock+0x2b/0x80 [ 15.219046][ T242] netlink_rcv_skb+0x14e/0x3a0 [ 15.219048][ T242] ? rtnl_link_fill+0x900/0x900 [ 15.219051][ T242] ? netlink_ack+0xcd0/0xcd0 [ 15.219057][ T242] ? netlink_deliver_tap+0xc5/0x330 [ 15.219059][ T242] ? netlink_deliver_tap+0x13c/0x330 [ 15.219063][ T242] netlink_unicast+0x486/0x750 [ 15.219067][ T242] ? netlink_attachskb+0x810/0x810 [ 15.219069][ T242] ? __lock_acquire+0x518/0xc20 [ 15.219074][ T242] netlink_sendmsg+0x735/0xc60 [ 15.219077][ T242] ? netlink_unicast+0x750/0x750 [ 15.219081][ T242] ? __might_fault+0x97/0x140 [ 15.219087][ T242] ____sys_sendmsg+0x415/0x880 [ 15.219089][ T242] ? copy_msghdr_from_user+0x279/0x420 [ 15.219091][ T242] ? get_timestamp.constprop.0+0x3a0/0x3a0 [ 15.219092][ T242] ? move_addr_to_kernel+0x40/0x40 [ 15.219099][ T242] ___sys_sendmsg+0x14e/0x1d0 [ 15.219101][ T242] ? copy_msghdr_from_user+0x420/0x420 [ 15.219116][ T242] __sys_sendmsg+0x12c/0x1d0 [ 15.219119][ T242] ? __sys_sendmsg_sock+0x20/0x20 [ 15.219125][ T242] ? rcu_is_watching+0x16/0xd0 [ 15.219128][ T242] do_syscall_64+0xff/0x530 [ 15.219130][ T242] ? exc_page_fault+0xee/0x100 [ 15.219133][ T242] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.219135][ T242] RIP: 0033:0x7f2a5bdf954e [ 15.219138][ T242] 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 [ 15.219139][ T242] RSP: 002b:00007ffcbc462360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.219142][ T242] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2a5bdf954e [ 15.219143][ T242] RDX: 0000000000000000 RSI: 00007ffcbc462410 RDI: 0000000000000005 [ 15.219144][ T242] RBP: 00007ffcbc462370 R08: 0000000000000000 R09: 0000000000000000 [ 15.219145][ T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91c441 [ 15.219146][ T242] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbc462ae0 [ 15.219153][ T242] [ 15.252719][ T221] bond0: (slave eth1): link status definitely down, disabling slave [ 15.260236][ T242] ip (242) used greatest stack depth: 23016 bytes left [ 15.272797][ T221] bond0: (slave eth1): link status definitely down, disabling slave [ 15.912606][ T59] br1: port 1(eth1) entered disabled state [ 16.441772][ T38] br0: port 1(eth0) entered blocking state [ 16.441786][ T38] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.441788][ T38] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 38, name: kworker/u19:0 [ 16.441790][ T38] preempt_count: 202, expected: 0 [ 16.441791][ T38] RCU nest depth: 0, expected: 0 [ 16.441792][ T38] locks held by kworker/u19:0/38: 8, last CPU#2: [ 16.441794][ T38] #0: ff11000001152940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 16.441805][ T38] #1: ffa00000002afd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 16.441808][ T38] #2: ffffffffb9922700 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 16.441814][ T38] #3: ff1100000db1ae58 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 16.441820][ T38] #4: ffffffffb9199cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.441824][ T38] #5: ffffffffb9199d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.441827][ T38] #6: ffffffffb9089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.441830][ T38] #7: ffffffffb9089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 16.441833][ T38] irq event stamp: 80207 [ 16.441834][ T38] hardirqs last enabled at (80206): [] __down_trylock_console_sem+0x86/0xa0 [ 16.441837][ T38] hardirqs last disabled at (80207): [] console_emit_next_record+0x3f8/0x4f0 [ 16.441839][ T38] softirqs last enabled at (80200): [] __fib6_clean_all+0xf3/0x270 [ 16.441842][ T38] softirqs last disabled at (80202): [] br_port_carrier_check+0x161/0x430 [ 16.441844][ T38] Preemption disabled at: [ 16.441845][ T38] [<0000000000000000>] 0x0 [ 16.441851][ T38] CPU: 2 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.441855][ T38] Tainted: [W]=WARN [ 16.441856][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.441857][ T38] Workqueue: events_unbound linkwatch_event [ 16.441861][ T38] Call Trace: [ 16.441863][ T38] [ 16.441864][ T38] dump_stack_lvl+0x6f/0xa0 [ 16.441870][ T38] __might_resched.cold+0x1fe/0x2c1 [ 16.441874][ T38] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.441878][ T38] ? __kmalloc_noprof+0xdb/0x760 [ 16.441883][ T38] __kmalloc_noprof+0x443/0x760 [ 16.441885][ T38] ? alloc_buf.isra.0+0x4b/0x260 [ 16.441891][ T38] ? do_raw_spin_unlock+0x59/0x250 [ 16.441893][ T38] alloc_buf.isra.0+0x4b/0x260 [ 16.441897][ T38] put_chars+0x1e1/0x2f0 [ 16.441900][ T38] ? __send_to_port+0x420/0x420 [ 16.441904][ T38] ? validate_chain+0x38b/0xc20 [ 16.441909][ T38] hvc_console_print+0x292/0x780 [ 16.441916][ T38] ? hvc_write+0x3a0/0x3a0 [ 16.441919][ T38] ? rcu_is_watching+0x16/0xd0 [ 16.441922][ T38] ? lock_acquire+0x13c/0x160 [ 16.441926][ T38] console_emit_next_record+0x252/0x4f0 [ 16.441930][ T38] ? devkmsg_read+0x4e0/0x4e0 [ 16.441934][ T38] ? rcu_is_watching+0x16/0xd0 [ 16.441936][ T38] ? lock_acquire+0x13c/0x160 [ 16.441940][ T38] console_flush_one_record+0x46f/0x710 [ 16.441944][ T38] ? console_emit_next_record+0x4f0/0x4f0 [ 16.441945][ T38] ? __lock_acquire+0x518/0xc20 [ 16.441950][ T38] console_unlock+0xee/0x1f0 [ 16.441953][ T38] ? console_flush_one_record+0x710/0x710 [ 16.441954][ T38] ? rcu_is_watching+0x16/0xd0 [ 16.441956][ T38] ? lock_acquire+0x60/0x160 [ 16.441960][ T38] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.441962][ T38] ? vprintk_emit+0x320/0x3e0 [ 16.441965][ T38] vprintk_emit+0x37c/0x3e0 [ 16.441968][ T38] ? wake_up_klogd_work_func+0x90/0x90 [ 16.441970][ T38] ? __lock_release.isra.0+0x69/0x1a0 [ 16.441972][ T38] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 16.441974][ T38] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.441979][ T38] _printk+0xc7/0x100 [ 16.441983][ T38] ? snapshot_read.cold+0x21/0x21 [ 16.441988][ T38] ? lock_acquire.part.0+0xd4/0x280 [ 16.441992][ T38] br_set_state+0x22f/0x410 [ 16.441996][ T38] br_init_port+0xc4/0x200 [ 16.441999][ T38] br_stp_enable_port+0x12/0x50 [ 16.442001][ T38] br_port_carrier_check+0x220/0x430 [ 16.442005][ T38] br_device_event+0x538/0x930 [ 16.442007][ T38] ? fib6_ifdown+0x870/0x870 [ 16.442010][ T38] ? packet_sendmsg_spkt+0x1350/0x1350 [ 16.442016][ T38] notifier_call_chain+0xae/0x300 [ 16.442022][ T38] netif_state_change+0x139/0x3d0 [ 16.442026][ T38] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 16.442030][ T38] ? linkwatch_do_dev+0xae/0xd0 [ 16.442033][ T38] __linkwatch_run_queue+0x350/0x850 [ 16.442036][ T38] ? linkwatch_do_dev+0xd0/0xd0 [ 16.442039][ T38] ? lock_acquire.part.0+0xd4/0x280 [ 16.442044][ T38] linkwatch_event+0x7f/0xb0 [ 16.442046][ T38] ? __linkwatch_run_queue+0x850/0x850 [ 16.442050][ T38] process_one_work+0xe3e/0x1560 [ 16.442056][ T38] ? __queue_delayed_work+0x470/0x470 [ 16.442058][ T38] ? lock_acquire.part.0+0xd4/0x280 [ 16.442066][ T38] worker_thread+0x4f1/0xd60 [ 16.442072][ T38] ? rescuer_thread+0x1340/0x1340 [ 16.442074][ T38] kthread+0x367/0x460 [ 16.442077][ T38] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 16.442080][ T38] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.442083][ T38] ret_from_fork+0x474/0x6b0 [ 16.442087][ T38] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 16.442091][ T38] ? __switch_to+0x5a3/0xe00 [ 16.442094][ T38] ? kthread_affine_preferred+0x4c0/0x4c0 [ 16.442097][ T38] ret_from_fork_asm+0x11/0x20 [ 16.442105][ T38] [ 16.465234][ T38] br0: port 1(eth0) entered forwarding state [ 16.497262][ T59] br0: port 2(eth2) entered blocking state [ 16.497525][ T59] br0: port 2(eth2) entered forwarding state [ 16.505646][ T221] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 16.506156][ T221] bond0: active interface up! [ 16.520721][ T221] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 16.530473][ T221] bond0: active interface up! [ 19.861690][ T38] br1: port 1(eth1) entered blocking state [ 19.861709][ T38] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.861711][ T38] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 38, name: kworker/u19:0 [ 19.861713][ T38] preempt_count: 202, expected: 0 [ 19.861714][ T38] RCU nest depth: 0, expected: 0 [ 19.861715][ T38] locks held by kworker/u19:0/38: 8, last CPU#2: [ 19.861717][ T38] #0: ff11000001152940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 19.861729][ T38] #1: ffa00000002afd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 19.861732][ T38] #2: ffffffffb9922700 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 19.861738][ T38] #3: ff1100000d962e58 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 19.861744][ T38] #4: ffffffffb9199cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.861749][ T38] #5: ffffffffb9199d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.861752][ T38] #6: ffffffffb9089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.861755][ T38] #7: ffffffffb9089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 19.861759][ T38] irq event stamp: 101747 [ 19.861759][ T38] hardirqs last enabled at (101746): [] __down_trylock_console_sem+0x86/0xa0 [ 19.861763][ T38] hardirqs last disabled at (101747): [] console_emit_next_record+0x3f8/0x4f0 [ 19.861765][ T38] softirqs last enabled at (101740): [] __fib6_clean_all+0xf3/0x270 [ 19.861767][ T38] softirqs last disabled at (101742): [] br_port_carrier_check+0x161/0x430 [ 19.861770][ T38] Preemption disabled at: [ 19.861770][ T38] [<0000000000000000>] 0x0 [ 19.861777][ T38] CPU: 2 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.861780][ T38] Tainted: [W]=WARN [ 19.861781][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.861783][ T38] Workqueue: events_unbound linkwatch_event [ 19.861787][ T38] Call Trace: [ 19.861788][ T38] [ 19.861790][ T38] dump_stack_lvl+0x6f/0xa0 [ 19.861796][ T38] __might_resched.cold+0x1fe/0x2c1 [ 19.861800][ T38] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.861803][ T38] ? __kmalloc_noprof+0xdb/0x760 [ 19.861809][ T38] __kmalloc_noprof+0x443/0x760 [ 19.861811][ T38] ? alloc_buf.isra.0+0x4b/0x260 [ 19.861818][ T38] ? do_raw_spin_unlock+0x59/0x250 [ 19.861820][ T38] alloc_buf.isra.0+0x4b/0x260 [ 19.861823][ T38] put_chars+0x1e1/0x2f0 [ 19.861827][ T38] ? __send_to_port+0x420/0x420 [ 19.861830][ T38] ? validate_chain+0x38b/0xc20 [ 19.861836][ T38] hvc_console_print+0x292/0x780 [ 19.861843][ T38] ? hvc_write+0x3a0/0x3a0 [ 19.861846][ T38] ? rcu_is_watching+0x16/0xd0 [ 19.861850][ T38] ? lock_acquire+0x13c/0x160 [ 19.861854][ T38] console_emit_next_record+0x252/0x4f0 [ 19.861858][ T38] ? devkmsg_read+0x4e0/0x4e0 [ 19.861862][ T38] ? rcu_is_watching+0x16/0xd0 [ 19.861863][ T38] ? lock_acquire+0x13c/0x160 [ 19.861868][ T38] console_flush_one_record+0x46f/0x710 [ 19.861871][ T38] ? console_emit_next_record+0x4f0/0x4f0 [ 19.861873][ T38] ? __lock_acquire+0x518/0xc20 [ 19.861878][ T38] console_unlock+0xee/0x1f0 [ 19.861881][ T38] ? console_flush_one_record+0x710/0x710 [ 19.861882][ T38] ? rcu_is_watching+0x16/0xd0 [ 19.861884][ T38] ? lock_acquire+0x60/0x160 [ 19.861888][ T38] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.861890][ T38] ? vprintk_emit+0x320/0x3e0 [ 19.861892][ T38] vprintk_emit+0x37c/0x3e0 [ 19.861896][ T38] ? wake_up_klogd_work_func+0x90/0x90 [ 19.861898][ T38] ? __lock_release.isra.0+0x69/0x1a0 [ 19.861900][ T38] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.861902][ T38] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.861907][ T38] _printk+0xc7/0x100 [ 19.861910][ T38] ? snapshot_read.cold+0x21/0x21 [ 19.861916][ T38] ? lock_acquire.part.0+0xd4/0x280 [ 19.861920][ T38] br_set_state+0x22f/0x410 [ 19.861923][ T38] br_init_port+0xc4/0x200 [ 19.861926][ T38] br_stp_enable_port+0x12/0x50 [ 19.861928][ T38] br_port_carrier_check+0x220/0x430 [ 19.861932][ T38] br_device_event+0x538/0x930 [ 19.861935][ T38] ? fib6_ifdown+0x870/0x870 [ 19.861938][ T38] ? packet_sendmsg_spkt+0x1350/0x1350 [ 19.861944][ T38] notifier_call_chain+0xae/0x300 [ 19.861950][ T38] netif_state_change+0x139/0x3d0 [ 19.861954][ T38] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 19.861958][ T38] ? linkwatch_do_dev+0xae/0xd0 [ 19.861961][ T38] __linkwatch_run_queue+0x350/0x850 [ 19.861964][ T38] ? linkwatch_do_dev+0xd0/0xd0 [ 19.861967][ T38] ? lock_acquire.part.0+0xd4/0x280 [ 19.861971][ T38] linkwatch_event+0x7f/0xb0 [ 19.861974][ T38] ? __linkwatch_run_queue+0x850/0x850 [ 19.861978][ T38] process_one_work+0xe3e/0x1560 [ 19.861984][ T38] ? __queue_delayed_work+0x470/0x470 [ 19.861986][ T38] ? lock_acquire.part.0+0xd4/0x280 [ 19.861994][ T38] worker_thread+0x4f1/0xd60 [ 19.862000][ T38] ? rescuer_thread+0x1340/0x1340 [ 19.862002][ T38] kthread+0x367/0x460 [ 19.862004][ T38] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 19.862008][ T38] ? kthread_affine_preferred+0x4c0/0x4c0 [ 19.862011][ T38] ret_from_fork+0x474/0x6b0 [ 19.862015][ T38] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 19.862019][ T38] ? __switch_to+0x5a3/0xe00 [ 19.862022][ T38] ? kthread_affine_preferred+0x4c0/0x4c0 [ 19.862025][ T38] ret_from_fork_asm+0x11/0x20 [ 19.862033][ T38] [ 19.887077][ T38] br1: port 1(eth1) entered forwarding state [ 19.942189][ T59] br1: port 2(eth3) entered blocking state [ 19.942625][ T59] br1: port 2(eth3) entered forwarding state [ 19.961662][ T221] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 20.041725][ T221] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 31.593600][ C2] [ 31.593614][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 31.593617][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/2 [ 31.593618][ C2] preempt_count: 104, expected: 0 [ 31.593619][ C2] RCU nest depth: 0, expected: 0 [ 31.593620][ C2] INFO: lockdep is turned off. [ 31.593621][ C2] irq event stamp: 818910 [ 31.593622][ C2] hardirqs last enabled at (818910): [] _raw_spin_unlock_irq+0x28/0x50 [ 31.593630][ C2] hardirqs last disabled at (818909): [] _raw_spin_lock_irq+0x4a/0x50 [ 31.593631][ C2] softirqs last enabled at (818882): [] handle_softirqs+0x67c/0x900 [ 31.593635][ C2] softirqs last disabled at (818907): [] __irq_exit_rcu+0x145/0x1c0 [ 31.593637][ C2] Preemption disabled at: [ 31.593638][ C2] [<0000000000000000>] 0x0 [ 31.593644][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 31.593648][ C2] Tainted: [W]=WARN [ 31.593649][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.593650][ C2] Call Trace: [ 31.593652][ C2] [ 31.593654][ C2] dump_stack_lvl+0x6f/0xa0 [ 31.593658][ C2] __might_resched.cold+0x1fe/0x2c1 [ 31.593662][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 31.593665][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.593668][ C2] __kmalloc_noprof+0x443/0x760 [ 31.593672][ C2] ? __rwlock_init+0x150/0x150 [ 31.593674][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 31.593679][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 31.593680][ C2] alloc_buf.isra.0+0x4b/0x260 [ 31.593682][ C2] put_chars+0x1e1/0x2f0 [ 31.593685][ C2] ? __send_to_port+0x420/0x420 [ 31.593686][ C2] ? printk_get_next_message+0x2fe/0x7d0 [ 31.593689][ C2] ? console_prepend_replay+0x20/0x20 [ 31.593690][ C2] ? desc_read+0x219/0x2f0 [ 31.593693][ C2] hvc_console_print+0x292/0x780 [ 31.593697][ C2] ? hvc_write+0x3a0/0x3a0 [ 31.593699][ C2] ? __rwlock_init+0x150/0x150 [ 31.593700][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.593701][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.593702][ C2] ? lock_acquire+0x13c/0x160 [ 31.593705][ C2] console_emit_next_record+0x252/0x4f0 [ 31.593707][ C2] ? devkmsg_read+0x4e0/0x4e0 [ 31.593708][ C2] ? _prb_read_valid+0x6e0/0x6e0 [ 31.593710][ C2] ? __asan_memmove+0x3c/0x60 [ 31.593712][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.593714][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.593715][ C2] ? lock_acquire+0x13c/0x160 [ 31.593717][ C2] ? console_flush_one_record+0x111/0x710 [ 31.593718][ C2] console_flush_one_record+0x46f/0x710 [ 31.593720][ C2] ? console_emit_next_record+0x4f0/0x4f0 [ 31.593722][ C2] console_unlock+0xee/0x1f0 [ 31.593724][ C2] ? lock_acquire+0x13c/0x160 [ 31.593725][ C2] ? console_flush_one_record+0x710/0x710 [ 31.593727][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.593728][ C2] ? lock_release+0x184/0x1f0 [ 31.593729][ C2] ? lock_acquire+0x60/0x160 [ 31.593731][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 31.593733][ C2] ? vprintk_emit+0x320/0x3e0 [ 31.593735][ C2] vprintk_emit+0x37c/0x3e0 [ 31.593737][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 31.593738][ C2] ? common_startup_64+0x13e/0x148 [ 31.593742][ C2] _printk+0xc7/0x100 [ 31.593745][ C2] ? snapshot_read.cold+0x21/0x21 [ 31.593746][ C2] ? arch_stack_walk+0xd7/0x130 [ 31.593749][ C2] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 31.593751][ C2] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 31.593752][ C2] print_irq_inversion_bug.part.0+0x32/0xc0 [ 31.593755][ C2] mark_lock_irq+0x989/0x9c0 [ 31.593758][ C2] mark_lock+0x1d7/0xa00 [ 31.593760][ C2] mark_usage+0x42/0x170 [ 31.593762][ C2] __lock_acquire+0x388/0xc20 [ 31.593764][ C2] lock_acquire.part.0+0xd4/0x280 [ 31.593766][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 31.593769][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.593771][ C2] ? lock_acquire+0x13c/0x160 [ 31.593773][ C2] ? br_message_age_timer_expired+0x70/0x70 [ 31.593774][ C2] _raw_spin_lock+0x33/0x40 [ 31.593776][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 31.593777][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [ 31.593779][ C2] ? br_message_age_timer_expired+0x70/0x70 [ 31.593780][ C2] call_timer_fn+0x160/0x4d0 [ 31.593782][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 31.593784][ C2] ? debug_object_active_state+0x430/0x430 [ 31.593787][ C2] ? find_held_lock+0x2b/0x80 [ 31.593789][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 31.593790][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.593792][ C2] __run_timers+0x68f/0xaa0 [ 31.593794][ C2] ? br_message_age_timer_expired+0x70/0x70 [ 31.593796][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 31.593797][ C2] ? __lock_acquire+0x518/0xc20 [ 31.593800][ C2] ? __rwlock_init+0x150/0x150 [ 31.593802][ C2] run_timer_softirq+0xf0/0x160 [ 31.593803][ C2] ? __run_timers+0xaa0/0xaa0 [ 31.593804][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 31.593807][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.593808][ C2] handle_softirqs+0x1d3/0x900 [ 31.593810][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 31.593812][ C2] ? _local_bh_enable+0xc0/0xc0 [ 31.593814][ C2] __irq_exit_rcu+0x145/0x1c0 [ 31.593816][ C2] irq_exit_rcu+0xe/0x30 [ 31.593818][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 31.593820][ C2] [ 31.593821][ C2] [ 31.593822][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 31.593823][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 31.593825][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 31.593828][ C2] Code: 48 8b 3d 94 02 09 02 e8 1f 00 00 00 48 2b 05 58 93 a6 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 46 1b 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 31.593829][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 31.593832][ C2] RAX: 00000000000c7ed9 RBX: ff11000001bf46c0 RCX: ffffffffb5cfa307 [ 31.593834][ C2] RDX: ff11000001bf46c0 RSI: ffffffffb8ca7f5f RDI: ffffffffb868f560 [ 31.593835][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 31.593835][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 31.593836][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 31.593837][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 31.593841][ C2] default_idle+0x9/0x10 [ 31.593843][ C2] default_idle_call+0x6e/0xb0 [ 31.593844][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 31.593846][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 31.593848][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 31.593851][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 31.593852][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.593854][ C2] do_idle+0xd8/0x190 [ 31.593855][ C2] cpu_startup_entry+0x53/0x70 [ 31.593857][ C2] start_secondary+0x204/0x2b0 [ 31.593859][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 31.593861][ C2] common_startup_64+0x13e/0x148 [ 31.593865][ C2] [ 31.613838][ C2] ======================================================== [ 31.614051][ C2] WARNING: possible irq lock inversion dependency detected [ 31.614225][ C2] 7.2.0-virtme #1 Tainted: G W [ 31.614409][ C2] -------------------------------------------------------- [ 31.614626][ C2] swapper/2/0 just changed the state of lock: [ 31.614770][ C2] ff1100000db1ae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [ 31.615018][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 31.615232][ C2] (fs_reclaim){+.+.}-{0:0} [ 31.615234][ C2] [ 31.615234][ C2] [ 31.615234][ C2] and interrupts could create inverse lock ordering between them. [ 31.615234][ C2] [ 31.615744][ C2] [ 31.615744][ C2] other info that might help us debug this: [ 31.615954][ C2] Chain exists of: [ 31.615954][ C2] &br->lock --> console_owner --> fs_reclaim [ 31.615954][ C2] [ 31.616263][ C2] Possible interrupt unsafe locking scenario: [ 31.616263][ C2] [ 31.616483][ C2] CPU0 CPU1 [ 31.616600][ C2] ---- ---- [ 31.616759][ C2] lock(fs_reclaim); [ 31.616850][ C2] local_irq_disable(); [ 31.617042][ C2] lock(&br->lock); [ 31.617191][ C2] lock(console_owner); [ 31.617378][ C2] [ 31.617470][ C2] lock(&br->lock); [ 31.617562][ C2] [ 31.617562][ C2] *** DEADLOCK *** [ 31.617562][ C2] [ 31.617738][ C2] locks held by swapper/2/0: 1, last CPU#2: [ 31.617930][ C2] #0: ffa0000000228c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 31.618211][ C2] [ 31.618211][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 31.618461][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 31.618583][ C2] HARDIRQ-ON-W at: [ 31.618717][ C2] __lock_acquire+0x388/0xc20 [ 31.618867][ C2] lock_acquire.part.0+0xd4/0x280 [ 31.619059][ C2] fs_reclaim_acquire+0xd5/0x120 [ 31.619254][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 31.619433][ C2] kthread_create_worker_on_node+0xea/0x210 [ 31.619655][ C2] workqueue_init+0x2a/0x680 [ 31.619849][ C2] kernel_init_freeable+0x2fe/0x630 [ 31.620029][ C2] kernel_init+0x21/0x150 [ 31.620220][ C2] ret_from_fork+0x474/0x6b0 [ 31.620416][ C2] ret_from_fork_asm+0x11/0x20 [ 31.620566][ C2] SOFTIRQ-ON-W at: [ 31.620698][ C2] __lock_acquire+0x388/0xc20 [ 31.620849][ C2] lock_acquire.part.0+0xd4/0x280 [ 31.621041][ C2] fs_reclaim_acquire+0xd5/0x120 [ 31.621231][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 31.621409][ C2] kthread_create_worker_on_node+0xea/0x210 [ 31.621635][ C2] workqueue_init+0x2a/0x680 [ 31.621829][ C2] kernel_init_freeable+0x2fe/0x630 [ 31.622003][ C2] kernel_init+0x21/0x150 [ 31.622193][ C2] ret_from_fork+0x474/0x6b0 [ 31.622386][ C2] ret_from_fork_asm+0x11/0x20 [ 31.622536][ C2] INITIAL USE at: [ 31.622669][ C2] __lock_acquire+0x388/0xc20 [ 31.622815][ C2] lock_acquire.part.0+0xd4/0x280 [ 31.623006][ C2] fs_reclaim_acquire+0xd5/0x120 [ 31.623197][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 31.623373][ C2] kthread_create_worker_on_node+0xea/0x210 [ 31.623601][ C2] workqueue_init+0x2a/0x680 [ 31.623792][ C2] kernel_init_freeable+0x2fe/0x630 [ 31.623938][ C2] kernel_init+0x21/0x150 [ 31.624130][ C2] ret_from_fork+0x474/0x6b0 [ 31.624321][ C2] ret_from_fork_asm+0x11/0x20 [ 31.624470][ C2] } [ 31.624532][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 31.624751][ C2] ... acquired at: [ 31.624882][ C2] __lock_acquire+0x518/0xc20 [ 31.625005][ C2] lock_acquire.part.0+0xd4/0x280 [ 31.625166][ C2] fs_reclaim_acquire+0xd5/0x120 [ 31.625282][ C2] __kmalloc_noprof+0xd3/0x760 [ 31.625444][ C2] alloc_buf.isra.0+0x4b/0x260 [ 31.625564][ C2] put_chars+0x1e1/0x2f0 [ 31.625726][ C2] hvc_console_print+0x292/0x780 [ 31.625843][ C2] console_emit_next_record+0x252/0x4f0 [ 31.626002][ C2] console_flush_one_record+0x46f/0x710 [ 31.626117][ C2] console_unlock+0xee/0x1f0 [ 31.626274][ C2] vprintk_emit+0x37c/0x3e0 [ 31.626390][ C2] _printk+0xc7/0x100 [ 31.626485][ C2] i8042_pnp_init+0xf7/0x3c0 [ 31.626647][ C2] i8042_platform_init+0x3f9/0x460 [ 31.626765][ C2] i8042_init+0x45/0x130 [ 31.626922][ C2] do_one_initcall+0x124/0x4f0 [ 31.627041][ C2] kernel_init_freeable+0x596/0x630 [ 31.627203][ C2] kernel_init+0x21/0x150 [ 31.627318][ C2] ret_from_fork+0x474/0x6b0 [ 31.627482][ C2] ret_from_fork_asm+0x11/0x20 [ 31.627602][ C2] [ 31.627706][ C2] -> (console_owner){....}-{0:0} { [ 31.627823][ C2] INITIAL USE at: [ 31.627952][ C2] } [ 31.628012][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 31.628230][ C2] ... acquired at: [ 31.628315][ C2] __lock_acquire+0x518/0xc20 [ 31.628436][ C2] lock_acquire.part.0+0xd4/0x280 [ 31.628599][ C2] console_lock_spinning_enable+0x5c/0x60 [ 31.628791][ C2] console_emit_next_record+0x1f4/0x4f0 [ 31.628908][ C2] console_flush_one_record+0x46f/0x710 [ 31.629066][ C2] console_unlock+0xee/0x1f0 [ 31.629185][ C2] vprintk_emit+0x37c/0x3e0 [ 31.629347][ C2] _printk+0xc7/0x100 [ 31.629441][ C2] br_set_state+0x22f/0x410 [ 31.629558][ C2] br_init_port+0xc4/0x200 [ 31.629719][ C2] br_stp_enable_bridge+0x1fc/0x340 [ 31.629838][ C2] br_dev_open+0x94/0x120 [ 31.630005][ C2] __dev_open+0x322/0x7a0 [ 31.630125][ C2] __dev_change_flags+0x4a4/0x6d0 [ 31.630284][ C2] netif_change_flags+0x87/0x190 [ 31.630403][ C2] do_setlink.isra.0+0x1d25/0x2a60 [ 31.630568][ C2] rtnl_newlink+0x9f1/0x11b0 [ 31.630687][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 31.630847][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 31.630968][ C2] netlink_unicast+0x486/0x750 [ 31.631132][ C2] netlink_sendmsg+0x735/0xc60 [ 31.631248][ C2] ____sys_sendmsg+0x415/0x880 [ 31.631409][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 31.631530][ C2] __sys_sendmsg+0x12c/0x1d0 [ 31.631688][ C2] do_syscall_64+0xff/0x530 [ 31.631802][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 31.631989][ C2] [ 31.632049][ C2] -> (&br->lock){+.-.}-{3:3} { [ 31.632214][ C2] HARDIRQ-ON-W at: [ 31.632302][ C2] __lock_acquire+0x388/0xc20 [ 31.632501][ C2] lock_acquire.part.0+0xd4/0x280 [ 31.632652][ C2] _raw_spin_lock_bh+0x38/0x50 [ 31.632844][ C2] br_add_if+0x8a8/0x1360 [ 31.633034][ C2] do_set_master+0x3b2/0x780 [ 31.633186][ C2] do_setlink.isra.0+0x9ec/0x2a60 [ 31.633379][ C2] rtnl_newlink+0x9f1/0x11b0 [ 31.633578][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 31.633731][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 31.633924][ C2] netlink_unicast+0x486/0x750 [ 31.634072][ C2] netlink_sendmsg+0x735/0xc60 [ 31.634263][ C2] ____sys_sendmsg+0x415/0x880 [ 31.634463][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 31.634610][ C2] __sys_sendmsg+0x12c/0x1d0 [ 31.634804][ C2] do_syscall_64+0xff/0x530 [ 31.634999][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 31.635177][ C2] IN-SOFTIRQ-W at: [ 31.635308][ C2] __lock_acquire+0x388/0xc20 [ 31.635461][ C2] lock_acquire.part.0+0xd4/0x280 [ 31.635655][ C2] _raw_spin_lock+0x33/0x40 [ 31.635846][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [ 31.636026][ C2] call_timer_fn+0x160/0x4d0 [ 31.636215][ C2] __run_timers+0x68f/0xaa0 [ 31.636406][ C2] run_timer_softirq+0xf0/0x160 [ 31.636557][ C2] handle_softirqs+0x1d3/0x900 [ 31.636750][ C2] __irq_exit_rcu+0x145/0x1c0 [ 31.636898][ C2] irq_exit_rcu+0xe/0x30 [ 31.637093][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 31.637313][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 31.637539][ C2] pv_native_safe_halt+0xf/0x10 [ 31.637697][ C2] default_idle+0x9/0x10 [ 31.637891][ C2] default_idle_call+0x6e/0xb0 [ 31.638042][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 31.638266][ C2] do_idle+0xd8/0x190 [ 31.638426][ C2] cpu_startup_entry+0x53/0x70 [ 31.638580][ C2] start_secondary+0x204/0x2b0 [ 31.638770][ C2] common_startup_64+0x13e/0x148 [ 31.638963][ C2] INITIAL USE at: [ 31.639051][ C2] __lock_acquire+0x388/0xc20 [ 31.639243][ C2] lock_acquire.part.0+0xd4/0x280 [ 31.639393][ C2] _raw_spin_lock_bh+0x38/0x50 [ 31.639592][ C2] br_add_if+0x8a8/0x1360 [ 31.639739][ C2] do_set_master+0x3b2/0x780 [ 31.639930][ C2] do_setlink.isra.0+0x9ec/0x2a60 [ 31.640121][ C2] rtnl_newlink+0x9f1/0x11b0 [ 31.640271][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 31.640468][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 31.640661][ C2] netlink_unicast+0x486/0x750 [ 31.640807][ C2] netlink_sendmsg+0x735/0xc60 [ 31.640999][ C2] ____sys_sendmsg+0x415/0x880 [ 31.641147][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 31.641337][ C2] __sys_sendmsg+0x12c/0x1d0 [ 31.641533][ C2] do_syscall_64+0xff/0x530 [ 31.641682][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 31.641900][ C2] } [ 31.641961][ C2] ... key at: [] __key.7+0x0/0x40 [ 31.642150][ C2] ... acquired at: [ 31.642238][ C2] mark_lock+0x1d7/0xa00 [ 31.642398][ C2] mark_usage+0x42/0x170 [ 31.642520][ C2] __lock_acquire+0x388/0xc20 [ 31.642681][ C2] lock_acquire.part.0+0xd4/0x280 [ 31.642799][ C2] _raw_spin_lock+0x33/0x40 [ 31.642961][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [ 31.643106][ C2] call_timer_fn+0x160/0x4d0 [ 31.643265][ C2] __run_timers+0x68f/0xaa0 [ 31.643381][ C2] run_timer_softirq+0xf0/0x160 [ 31.643547][ C2] handle_softirqs+0x1d3/0x900 [ 31.643665][ C2] __irq_exit_rcu+0x145/0x1c0 [ 31.643824][ C2] irq_exit_rcu+0xe/0x30 [ 31.643942][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 31.644131][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 31.644322][ C2] pv_native_safe_halt+0xf/0x10 [ 31.644443][ C2] default_idle+0x9/0x10 [ 31.644604][ C2] default_idle_call+0x6e/0xb0 [ 31.644721][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 31.644909][ C2] do_idle+0xd8/0x190 [ 31.644998][ C2] cpu_startup_entry+0x53/0x70 [ 31.645158][ C2] start_secondary+0x204/0x2b0 [ 31.645275][ C2] common_startup_64+0x13e/0x148 [ 31.645434][ C2] [ 31.645492][ C2] [ 31.645492][ C2] stack backtrace: [ 31.645679][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 31.645681][ C2] Tainted: [W]=WARN [ 31.645682][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.645683][ C2] Call Trace: [ 31.645683][ C2] [ 31.645684][ C2] dump_stack_lvl+0x6f/0xa0 [ 31.645686][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 31.645689][ C2] mark_lock_irq+0x989/0x9c0 [ 31.645692][ C2] mark_lock+0x1d7/0xa00 [ 31.645694][ C2] mark_usage+0x42/0x170 [ 31.645696][ C2] __lock_acquire+0x388/0xc20 [ 31.645698][ C2] lock_acquire.part.0+0xd4/0x280 [ 31.645700][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 31.645702][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.645703][ C2] ? lock_acquire+0x13c/0x160 [ 31.645705][ C2] ? br_message_age_timer_expired+0x70/0x70 [ 31.645707][ C2] _raw_spin_lock+0x33/0x40 [ 31.645708][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [ 31.645710][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [ 31.645711][ C2] ? br_message_age_timer_expired+0x70/0x70 [ 31.645713][ C2] call_timer_fn+0x160/0x4d0 [ 31.645714][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 31.645716][ C2] ? debug_object_active_state+0x430/0x430 [ 31.645717][ C2] ? find_held_lock+0x2b/0x80 [ 31.645719][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 31.645721][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.645723][ C2] __run_timers+0x68f/0xaa0 [ 31.645724][ C2] ? br_message_age_timer_expired+0x70/0x70 [ 31.645726][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 31.645728][ C2] ? __lock_acquire+0x518/0xc20 [ 31.645730][ C2] ? __rwlock_init+0x150/0x150 [ 31.645732][ C2] run_timer_softirq+0xf0/0x160 [ 31.645734][ C2] ? __run_timers+0xaa0/0xaa0 [ 31.645735][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 31.645737][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.645738][ C2] handle_softirqs+0x1d3/0x900 [ 31.645740][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 31.645742][ C2] ? _local_bh_enable+0xc0/0xc0 [ 31.645744][ C2] __irq_exit_rcu+0x145/0x1c0 [ 31.645746][ C2] irq_exit_rcu+0xe/0x30 [ 31.645747][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 31.645749][ C2] [ 31.645750][ C2] [ 31.645750][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 31.645752][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 31.645753][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 31.645755][ C2] Code: 48 8b 3d 94 02 09 02 e8 1f 00 00 00 48 2b 05 58 93 a6 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 46 1b 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 31.645756][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 31.645757][ C2] RAX: 00000000000c7ed9 RBX: ff11000001bf46c0 RCX: ffffffffb5cfa307 [ 31.645758][ C2] RDX: ff11000001bf46c0 RSI: ffffffffb8ca7f5f RDI: ffffffffb868f560 [ 31.645759][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 31.645760][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 31.645760][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 31.645762][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 31.645764][ C2] default_idle+0x9/0x10 [ 31.645766][ C2] default_idle_call+0x6e/0xb0 [ 31.645767][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 31.645769][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 31.645771][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 31.645773][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 31.645774][ C2] ? rcu_is_watching+0x16/0xd0 [ 31.645776][ C2] do_idle+0xd8/0x190 [ 31.645777][ C2] cpu_startup_entry+0x53/0x70 [ 31.645779][ C2] start_secondary+0x204/0x2b0 [ 31.645781][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 31.645783][ C2] common_startup_64+0x13e/0x148 [ 31.645786][ C2] [ 64.890579][ T38] br0: port 1(eth0) entered disabled state [ 64.890594][ T38] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 64.890596][ T38] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 38, name: kworker/u19:0 [ 64.890598][ T38] preempt_count: 202, expected: 0 [ 64.890599][ T38] RCU nest depth: 0, expected: 0 [ 64.890600][ T38] INFO: lockdep is turned off. [ 64.890601][ T38] irq event stamp: 121564 [ 64.890602][ T38] hardirqs last enabled at (121563): [] _raw_spin_unlock_irq+0x28/0x50 [ 64.890614][ T38] hardirqs last disabled at (121564): [] __schedule+0x1246/0x20e0 [ 64.890617][ T38] softirqs last enabled at (121502): [] inet6_fill_ifla6_attrs+0x1ac2/0x2140 [ 64.890621][ T38] softirqs last disabled at (121500): [] inet6_fill_ifla6_attrs+0x1a72/0x2140 [ 64.890623][ T38] Preemption disabled at: [ 64.890624][ T38] [<0000000000000000>] 0x0 [ 64.890629][ T38] CPU: 3 UID: 0 PID: 38 Comm: kworker/u19:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 64.890633][ T38] Tainted: [W]=WARN [ 64.890634][ T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 64.890635][ T38] Workqueue: events_unbound linkwatch_event [ 64.890642][ T38] Call Trace: [ 64.890643][ T38] [ 64.890644][ T38] dump_stack_lvl+0x6f/0xa0 [ 64.890649][ T38] __might_resched.cold+0x1fe/0x2c1 [ 64.890653][ T38] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 64.890656][ T38] ? rcu_is_watching+0x16/0xd0 [ 64.890660][ T38] __kmalloc_noprof+0x443/0x760 [ 64.890664][ T38] ? __rwlock_init+0x150/0x150 [ 64.890666][ T38] ? alloc_buf.isra.0+0x4b/0x260 [ 64.890670][ T38] ? do_raw_spin_unlock+0x59/0x250 [ 64.890671][ T38] alloc_buf.isra.0+0x4b/0x260 [ 64.890674][ T38] put_chars+0x1e1/0x2f0 [ 64.890676][ T38] ? printk_get_next_message+0x2fe/0x7d0 [ 64.890679][ T38] ? __send_to_port+0x420/0x420 [ 64.890680][ T38] ? desc_read+0x2f0/0x2f0 [ 64.890682][ T38] ? desc_read+0x219/0x2f0 [ 64.890684][ T38] hvc_console_print+0x292/0x780 [ 64.890689][ T38] ? hvc_write+0x3a0/0x3a0 [ 64.890690][ T38] ? rcu_is_watching+0x16/0xd0 [ 64.890692][ T38] ? lock_acquire+0x13c/0x160 [ 64.890695][ T38] console_emit_next_record+0x252/0x4f0 [ 64.890697][ T38] ? devkmsg_read+0x4e0/0x4e0 [ 64.890698][ T38] ? _prb_read_valid+0x6e0/0x6e0 [ 64.890700][ T38] ? __asan_memmove+0x3c/0x60 [ 64.890702][ T38] ? rcu_is_watching+0x16/0xd0 [ 64.890703][ T38] ? rcu_is_watching+0x16/0xd0 [ 64.890704][ T38] ? rcu_is_watching+0x16/0xd0 [ 64.890706][ T38] ? lock_acquire+0x13c/0x160 [ 64.890708][ T38] ? console_flush_one_record+0x111/0x710 [ 64.890709][ T38] console_flush_one_record+0x46f/0x710 [ 64.890711][ T38] ? console_emit_next_record+0x4f0/0x4f0 [ 64.890713][ T38] console_unlock+0xee/0x1f0 [ 64.890714][ T38] ? lock_acquire+0x13c/0x160 [ 64.890716][ T38] ? console_flush_one_record+0x710/0x710 [ 64.890717][ T38] ? rcu_is_watching+0x16/0xd0 [ 64.890718][ T38] ? lock_release+0x184/0x1f0 [ 64.890720][ T38] ? lock_acquire+0x60/0x160 [ 64.890722][ T38] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 64.890723][ T38] ? __down_trylock_console_sem+0x5e/0xa0 [ 64.890725][ T38] ? vprintk_emit+0x320/0x3e0 [ 64.890727][ T38] vprintk_emit+0x37c/0x3e0 [ 64.890729][ T38] ? wake_up_klogd_work_func+0x90/0x90 [ 64.890730][ T38] ? do_raw_write_lock+0x128/0x270 [ 64.890731][ T38] ? do_raw_read_unlock+0x70/0x70 [ 64.890733][ T38] ? rcu_is_watching+0x16/0xd0 [ 64.890734][ T38] _printk+0xc7/0x100 [ 64.890737][ T38] ? snapshot_read.cold+0x21/0x21 [ 64.890739][ T38] ? fib6_info_destroy_rcu+0x190/0x190 [ 64.890741][ T38] ? rcu_is_watching+0x16/0xd0 [ 64.890743][ T38] br_set_state+0x22f/0x410 [ 64.890746][ T38] br_stp_disable_port+0x11f/0x390 [ 64.890748][ T38] br_port_carrier_check+0x365/0x430 [ 64.890752][ T38] br_device_event+0x538/0x930 [ 64.890754][ T38] ? packet_sendmsg_spkt+0x1350/0x1350 [ 64.890756][ T38] ? addrconf_notify+0x500/0xf30 [ 64.890758][ T38] notifier_call_chain+0xae/0x300 [ 64.890761][ T38] netif_state_change+0x139/0x3d0 [ 64.890764][ T38] ? dev_deactivate+0xc1/0x210 [ 64.890767][ T38] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 64.890769][ T38] ? rfc2863_policy+0x1a0/0x310 [ 64.890771][ T38] ? linkwatch_do_dev+0x9c/0xd0 [ 64.890773][ T38] __linkwatch_run_queue+0x350/0x850 [ 64.890775][ T38] ? linkwatch_do_dev+0xd0/0xd0 [ 64.890777][ T38] ? debug_object_active_state+0x430/0x430 [ 64.890780][ T38] linkwatch_event+0x7f/0xb0 [ 64.890782][ T38] ? __linkwatch_run_queue+0x850/0x850 [ 64.890784][ T38] process_one_work+0xe3e/0x1560 [ 64.890788][ T38] ? __queue_delayed_work+0x470/0x470 [ 64.890789][ T38] ? find_held_lock+0x2b/0x80 [ 64.890791][ T38] ? __rwlock_init+0x150/0x150 [ 64.890793][ T38] worker_thread+0x4f1/0xd60 [ 64.890795][ T38] ? rescuer_thread+0x1340/0x1340 [ 64.890797][ T38] kthread+0x367/0x460 [ 64.890799][ T38] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 64.890802][ T38] ? kthread_affine_preferred+0x4c0/0x4c0 [ 64.890804][ T38] ret_from_fork+0x474/0x6b0 [ 64.890807][ T38] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 64.890809][ T38] ? __switch_to+0x5a3/0xe00 [ 64.890812][ T38] ? kthread_affine_preferred+0x4c0/0x4c0 [ 64.890814][ T38] ret_from_fork_asm+0x11/0x20 [ 64.890817][ T38] [ 64.903749][ T221] bond0: (slave eth0): link status definitely down, disabling slave [ 64.904005][ T221] bond0: active interface up! [ 64.918397][ T385] br0: port 2(eth2) entered disabled state [ 64.976410][ T221] bond0: (slave eth0): link status definitely down, disabling slave [ 64.976663][ T221] bond0: active interface up! [ 66.091701][ T393] br1: port 2(eth3) entered disabled state [ 66.091718][ T393] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 66.091721][ T393] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 393, name: ip [ 66.091723][ T393] preempt_count: 202, expected: 0 [ 66.091723][ T393] RCU nest depth: 0, expected: 0 [ 66.091724][ T393] INFO: lockdep is turned off. [ 66.091725][ T393] irq event stamp: 0 [ 66.091726][ T393] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 66.091731][ T393] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 66.091737][ T393] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 66.091739][ T393] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 66.091740][ T393] Preemption disabled at: [ 66.091741][ T393] [<0000000000000000>] 0x0 [ 66.091746][ T393] CPU: 2 UID: 0 PID: 393 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 66.091749][ T393] Tainted: [W]=WARN [ 66.091750][ T393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.091752][ T393] Call Trace: [ 66.091753][ T393] [ 66.091754][ T393] dump_stack_lvl+0x6f/0xa0 [ 66.091759][ T393] __might_resched.cold+0x1fe/0x2c1 [ 66.091763][ T393] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 66.091766][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091769][ T393] __kmalloc_noprof+0x443/0x760 [ 66.091773][ T393] ? __rwlock_init+0x150/0x150 [ 66.091775][ T393] ? alloc_buf.isra.0+0x4b/0x260 [ 66.091780][ T393] ? do_raw_spin_unlock+0x59/0x250 [ 66.091781][ T393] alloc_buf.isra.0+0x4b/0x260 [ 66.091784][ T393] put_chars+0x1e1/0x2f0 [ 66.091786][ T393] ? desc_read_finalized_seq+0x41/0x120 [ 66.091789][ T393] ? __send_to_port+0x420/0x420 [ 66.091792][ T393] hvc_console_print+0x292/0x780 [ 66.091796][ T393] ? hvc_write+0x3a0/0x3a0 [ 66.091797][ T393] ? __rwlock_init+0x150/0x150 [ 66.091799][ T393] ? lock_acquire+0x13c/0x160 [ 66.091801][ T393] console_emit_next_record+0x252/0x4f0 [ 66.091804][ T393] ? devkmsg_read+0x4e0/0x4e0 [ 66.091805][ T393] ? _prb_read_valid+0x6e0/0x6e0 [ 66.091807][ T393] ? __asan_memmove+0x3c/0x60 [ 66.091809][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091811][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091812][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091813][ T393] ? lock_acquire+0x13c/0x160 [ 66.091815][ T393] ? console_flush_one_record+0x111/0x710 [ 66.091816][ T393] console_flush_one_record+0x46f/0x710 [ 66.091818][ T393] ? console_emit_next_record+0x4f0/0x4f0 [ 66.091820][ T393] console_unlock+0xee/0x1f0 [ 66.091822][ T393] ? lock_acquire+0x13c/0x160 [ 66.091823][ T393] ? console_flush_one_record+0x710/0x710 [ 66.091824][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091826][ T393] ? lock_release+0x184/0x1f0 [ 66.091827][ T393] ? lock_acquire+0x60/0x160 [ 66.091829][ T393] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 66.091830][ T393] ? __down_trylock_console_sem+0x5e/0xa0 [ 66.091833][ T393] ? vprintk_emit+0x320/0x3e0 [ 66.091834][ T393] vprintk_emit+0x37c/0x3e0 [ 66.091836][ T393] ? wake_up_klogd_work_func+0x90/0x90 [ 66.091837][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091839][ T393] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 66.091842][ T393] ? trace_hardirqs_on+0x36/0x40 [ 66.091843][ T393] _printk+0xc7/0x100 [ 66.091846][ T393] ? snapshot_read.cold+0x21/0x21 [ 66.091848][ T393] ? ipv6_mc_down+0x17e/0x2d0 [ 66.091852][ T393] br_set_state+0x22f/0x410 [ 66.091855][ T393] br_stp_disable_port+0x11f/0x390 [ 66.091857][ T393] br_device_event+0x783/0x930 [ 66.091860][ T393] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 66.091863][ T393] ? packet_sendmsg_spkt+0x1350/0x1350 [ 66.091865][ T393] ? addrconf_notify+0x2c8/0xf30 [ 66.091868][ T393] notifier_call_chain+0xae/0x300 [ 66.091872][ T393] __dev_notify_flags+0x23c/0x450 [ 66.091875][ T393] ? netif_change_name+0x8c0/0x8c0 [ 66.091877][ T393] ? __dev_change_flags+0x288/0x6d0 [ 66.091879][ T393] ? netif_set_allmulti+0x2c0/0x2c0 [ 66.091880][ T393] ? __kernel_text_address+0x12/0x30 [ 66.091882][ T393] ? write_profile+0xf0/0xf0 [ 66.091886][ T393] netif_change_flags+0xfe/0x190 [ 66.091888][ T393] do_setlink.isra.0+0x1d25/0x2a60 [ 66.091891][ T393] ? stack_trace_save+0x93/0xc0 [ 66.091892][ T393] ? rtnl_link_get_size+0x350/0x350 [ 66.091894][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091895][ T393] ? stack_depot_save_flags+0x1bc/0x790 [ 66.091898][ T393] ? kasan_save_stack+0x3d/0x50 [ 66.091900][ T393] ? kasan_save_stack+0x2f/0x50 [ 66.091901][ T393] ? kasan_save_track+0x14/0x30 [ 66.091902][ T393] ? __kasan_kmalloc+0x7b/0x90 [ 66.091903][ T393] ? __kmalloc_cache_noprof+0x29a/0x620 [ 66.091904][ T393] ? rtnl_newlink+0x124/0x11b0 [ 66.091906][ T393] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 66.091908][ T393] ? netlink_rcv_skb+0x14e/0x3a0 [ 66.091910][ T393] ? netlink_unicast+0x486/0x750 [ 66.091912][ T393] ? netlink_sendmsg+0x735/0xc60 [ 66.091913][ T393] ? ____sys_sendmsg+0x415/0x880 [ 66.091915][ T393] ? ___sys_sendmsg+0x14e/0x1d0 [ 66.091916][ T393] ? __sys_sendmsg+0x12c/0x1d0 [ 66.091918][ T393] ? do_syscall_64+0xff/0x530 [ 66.091919][ T393] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 66.091922][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091923][ T393] ? lock_acquire+0x13c/0x160 [ 66.091925][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091926][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091927][ T393] ? trace_contention_end+0xb3/0x180 [ 66.091929][ T393] ? __mutex_lock+0x1db/0x1ea0 [ 66.091930][ T393] ? __mutex_lock+0x9a3/0x1ea0 [ 66.091931][ T393] ? rtnl_newlink+0x9a8/0x11b0 [ 66.091933][ T393] ? ww_mutex_lock+0x160/0x160 [ 66.091935][ T393] ? __rtnl_newlink+0x3fa/0xa50 [ 66.091938][ T393] rtnl_newlink+0x9f1/0x11b0 [ 66.091940][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091942][ T393] ? rtnl_bridge_getlink+0x850/0x850 [ 66.091943][ T393] ? lock_acquire+0x13c/0x160 [ 66.091945][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091947][ T393] ? is_bpf_text_address+0x3e/0x110 [ 66.091949][ T393] ? is_bpf_text_address+0x72/0x110 [ 66.091951][ T393] ? kernel_text_address+0x149/0x170 [ 66.091952][ T393] ? __kernel_text_address+0x12/0x30 [ 66.091954][ T393] ? write_profile+0xf0/0xf0 [ 66.091955][ T393] ? unwind_get_return_address+0x67/0xd0 [ 66.091958][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091959][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091961][ T393] ? cap_capable+0x1d7/0x3d0 [ 66.091964][ T393] ? lock_acquire+0x13c/0x160 [ 66.091965][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091967][ T393] ? rtnl_bridge_getlink+0x850/0x850 [ 66.091968][ T393] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 66.091971][ T393] ? rtnl_link_fill+0x900/0x900 [ 66.091972][ T393] ? filter_irq_stacks+0xd0/0xd0 [ 66.091974][ T393] ? stack_depot_save_flags+0x1bc/0x790 [ 66.091976][ T393] netlink_rcv_skb+0x14e/0x3a0 [ 66.091978][ T393] ? rtnl_link_fill+0x900/0x900 [ 66.091979][ T393] ? lock_release+0x184/0x1f0 [ 66.091981][ T393] ? netlink_ack+0xcd0/0xcd0 [ 66.091982][ T393] ? __netlink_lookup+0xb9/0x6b0 [ 66.091985][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091986][ T393] ? lock_release+0x184/0x1f0 [ 66.091988][ T393] netlink_unicast+0x486/0x750 [ 66.091990][ T393] ? netlink_attachskb+0x810/0x810 [ 66.091992][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091993][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.091994][ T393] ? lock_acquire+0x13c/0x160 [ 66.091996][ T393] netlink_sendmsg+0x735/0xc60 [ 66.091998][ T393] ? netlink_unicast+0x750/0x750 [ 66.092000][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.092001][ T393] ? lock_release+0x184/0x1f0 [ 66.092003][ T393] ____sys_sendmsg+0x415/0x880 [ 66.092005][ T393] ? copy_msghdr_from_user+0x279/0x420 [ 66.092006][ T393] ? get_timestamp.constprop.0+0x3a0/0x3a0 [ 66.092007][ T393] ? move_addr_to_kernel+0x40/0x40 [ 66.092009][ T393] ? filter_irq_stacks+0xd0/0xd0 [ 66.092011][ T393] ___sys_sendmsg+0x14e/0x1d0 [ 66.092013][ T393] ? copy_msghdr_from_user+0x420/0x420 [ 66.092017][ T393] __sys_sendmsg+0x12c/0x1d0 [ 66.092019][ T393] ? __sys_sendmsg_sock+0x20/0x20 [ 66.092021][ T393] ? rcu_is_watching+0x16/0xd0 [ 66.092023][ T393] do_syscall_64+0xff/0x530 [ 66.092024][ T393] ? exc_page_fault+0xee/0x100 [ 66.092026][ T393] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 66.092028][ T393] RIP: 0033:0x7f46b8e3954e [ 66.092029][ T393] 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 [ 66.092031][ T393] RSP: 002b:00007fff189a97c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 66.092035][ T393] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f46b8e3954e [ 66.092036][ T393] RDX: 0000000000000000 RSI: 00007fff189a9870 RDI: 0000000000000005 [ 66.092037][ T393] RBP: 00007fff189a97d0 R08: 0000000000000000 R09: 0000000000000000 [ 66.092038][ T393] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91c474 [ 66.092039][ T393] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff189a9f40 [ 66.092041][ T393] [ 66.121780][ T221] bond0: (slave eth1): link status definitely down, disabling slave [ 66.122093][ T221] bond0: now running without any active interface! [ 66.153762][ T221] bond0: (slave eth1): link status definitely down, disabling slave [ 66.154073][ T221] bond0: now running without any active interface! [ 66.920641][ T37] br1: port 1(eth1) entered disabled state [ 67.240579][ T190] br0: port 1(eth0) entered blocking state [ 67.240593][ T190] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 67.240596][ T190] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 190, name: kworker/u19:2 [ 67.240598][ T190] preempt_count: 202, expected: 0 [ 67.240599][ T190] RCU nest depth: 0, expected: 0 [ 67.240599][ T190] INFO: lockdep is turned off. [ 67.240601][ T190] irq event stamp: 48 [ 67.240601][ T190] hardirqs last enabled at (47): [] _raw_spin_unlock_irq+0x28/0x50 [ 67.240609][ T190] hardirqs last disabled at (48): [] __schedule+0x1246/0x20e0 [ 67.240612][ T190] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 67.240616][ T190] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 67.240619][ T190] Preemption disabled at: [ 67.240620][ T190] [<0000000000000000>] 0x0 [ 67.240629][ T190] CPU: 2 UID: 0 PID: 190 Comm: kworker/u19:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 67.240633][ T190] Tainted: [W]=WARN [ 67.240633][ T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 67.240635][ T190] Workqueue: events_unbound linkwatch_event [ 67.240641][ T190] Call Trace: [ 67.240643][ T190] [ 67.240644][ T190] dump_stack_lvl+0x6f/0xa0 [ 67.240649][ T190] __might_resched.cold+0x1fe/0x2c1 [ 67.240652][ T190] ? __asan_memcpy+0x3c/0x60 [ 67.240655][ T190] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 67.240658][ T190] ? record_print_text+0x2fc/0x3e0 [ 67.240661][ T190] ? rcu_is_watching+0x16/0xd0 [ 67.240664][ T190] __kmalloc_noprof+0x443/0x760 [ 67.240668][ T190] ? __rwlock_init+0x150/0x150 [ 67.240669][ T190] ? alloc_buf.isra.0+0x4b/0x260 [ 67.240673][ T190] ? do_raw_spin_unlock+0x59/0x250 [ 67.240674][ T190] alloc_buf.isra.0+0x4b/0x260 [ 67.240676][ T190] put_chars+0x1e1/0x2f0 [ 67.240679][ T190] ? __send_to_port+0x420/0x420 [ 67.240681][ T190] ? desc_read+0x219/0x2f0 [ 67.240684][ T190] hvc_console_print+0x292/0x780 [ 67.240688][ T190] ? hvc_write+0x3a0/0x3a0 [ 67.240690][ T190] ? rcu_is_watching+0x16/0xd0 [ 67.240691][ T190] ? rcu_is_watching+0x16/0xd0 [ 67.240692][ T190] ? lock_acquire+0x13c/0x160 [ 67.240695][ T190] console_emit_next_record+0x252/0x4f0 [ 67.240697][ T190] ? devkmsg_read+0x4e0/0x4e0 [ 67.240698][ T190] ? _prb_read_valid+0x6e0/0x6e0 [ 67.240700][ T190] ? __asan_memmove+0x3c/0x60 [ 67.240702][ T190] ? rcu_is_watching+0x16/0xd0 [ 67.240703][ T190] ? rcu_is_watching+0x16/0xd0 [ 67.240704][ T190] ? rcu_is_watching+0x16/0xd0 [ 67.240705][ T190] ? lock_acquire+0x13c/0x160 [ 67.240707][ T190] ? console_flush_one_record+0x111/0x710 [ 67.240708][ T190] console_flush_one_record+0x46f/0x710 [ 67.240710][ T190] ? console_emit_next_record+0x4f0/0x4f0 [ 67.240712][ T190] console_unlock+0xee/0x1f0 [ 67.240714][ T190] ? lock_acquire+0x13c/0x160 [ 67.240715][ T190] ? console_flush_one_record+0x710/0x710 [ 67.240717][ T190] ? rcu_is_watching+0x16/0xd0 [ 67.240718][ T190] ? lock_release+0x184/0x1f0 [ 67.240719][ T190] ? lock_acquire+0x60/0x160 [ 67.240721][ T190] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 67.240723][ T190] ? __down_trylock_console_sem+0x5e/0xa0 [ 67.240725][ T190] ? vprintk_emit+0x320/0x3e0 [ 67.240726][ T190] vprintk_emit+0x37c/0x3e0 [ 67.240728][ T190] ? wake_up_klogd_work_func+0x90/0x90 [ 67.240729][ T190] ? do_raw_read_unlock+0x70/0x70 [ 67.240731][ T190] ? rcu_is_watching+0x16/0xd0 [ 67.240732][ T190] _printk+0xc7/0x100 [ 67.240735][ T190] ? snapshot_read.cold+0x21/0x21 [ 67.240736][ T190] ? netif_get_link_ksettings+0x170/0x300 [ 67.240739][ T190] ? port_cost+0xaf/0x1c0 [ 67.240743][ T190] ? br_multicast_flood+0x960/0x960 [ 67.240745][ T190] br_set_state+0x22f/0x410 [ 67.240747][ T190] br_init_port+0xc4/0x200 [ 67.240749][ T190] br_stp_enable_port+0x12/0x50 [ 67.240751][ T190] br_port_carrier_check+0x220/0x430 [ 67.240753][ T190] br_device_event+0x538/0x930 [ 67.240755][ T190] ? fib6_ifdown+0x870/0x870 [ 67.240758][ T190] ? packet_sendmsg_spkt+0x1350/0x1350 [ 67.240760][ T190] ? addrconf_notify+0xc55/0xf30 [ 67.240762][ T190] notifier_call_chain+0xae/0x300 [ 67.240765][ T190] netif_state_change+0x139/0x3d0 [ 67.240768][ T190] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 67.240770][ T190] ? linkwatch_do_dev+0xae/0xd0 [ 67.240772][ T190] __linkwatch_run_queue+0x350/0x850 [ 67.240774][ T190] ? linkwatch_do_dev+0xd0/0xd0 [ 67.240776][ T190] ? debug_object_active_state+0x430/0x430 [ 67.240780][ T190] linkwatch_event+0x7f/0xb0 [ 67.240782][ T190] ? __linkwatch_run_queue+0x850/0x850 [ 67.240784][ T190] process_one_work+0xe3e/0x1560 [ 67.240787][ T190] ? __queue_delayed_work+0x470/0x470 [ 67.240789][ T190] ? find_held_lock+0x2b/0x80 [ 67.240791][ T190] ? __rwlock_init+0x150/0x150 [ 67.240793][ T190] worker_thread+0x4f1/0xd60 [ 67.240794][ T190] ? rescuer_thread+0x1340/0x1340 [ 67.240795][ T190] ? __kthread_parkme+0xbd/0x210 [ 67.240798][ T190] ? rescuer_thread+0x1340/0x1340 [ 67.240799][ T190] ? rescuer_thread+0x1340/0x1340 [ 67.240800][ T190] kthread+0x367/0x460 [ 67.240802][ T190] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 67.240805][ T190] ? kthread_affine_preferred+0x4c0/0x4c0 [ 67.240807][ T190] ret_from_fork+0x474/0x6b0 [ 67.240810][ T190] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 67.240812][ T190] ? __switch_to+0x5a3/0xe00 [ 67.240815][ T190] ? kthread_affine_preferred+0x4c0/0x4c0 [ 67.240817][ T190] ret_from_fork_asm+0x11/0x20 [ 67.240820][ T190] [ 67.263592][ T190] br0: port 1(eth0) entered forwarding state [ 67.284023][ T39] br0: port 2(eth2) entered blocking state [ 67.284305][ T39] br0: port 2(eth2) entered forwarding state [ 67.296688][ T221] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 67.297058][ T221] bond0: active interface up! [ 67.368720][ T221] bond0: (slave eth0): link status definitely up, 10000 Mbps full duplex [ 67.369136][ T221] bond0: now running without any active interface! [ 70.509668][ T46] br1: port 1(eth1) entered blocking state [ 70.509691][ T46] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 70.509693][ T46] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 46, name: kworker/u17:1 [ 70.509695][ T46] preempt_count: 202, expected: 0 [ 70.509696][ T46] RCU nest depth: 0, expected: 0 [ 70.509697][ T46] INFO: lockdep is turned off. [ 70.509698][ T46] irq event stamp: 66540 [ 70.509699][ T46] hardirqs last enabled at (66539): [] _raw_spin_unlock_irq+0x28/0x50 [ 70.509707][ T46] hardirqs last disabled at (66540): [] __schedule+0x1246/0x20e0 [ 70.509711][ T46] softirqs last enabled at (62178): [] handle_softirqs+0x67c/0x900 [ 70.509715][ T46] softirqs last disabled at (62173): [] __irq_exit_rcu+0x145/0x1c0 [ 70.509717][ T46] Preemption disabled at: [ 70.509718][ T46] [<0000000000000000>] 0x0 [ 70.509724][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u17:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 70.509727][ T46] Tainted: [W]=WARN [ 70.509728][ T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 70.509730][ T46] Workqueue: events_unbound linkwatch_event [ 70.509737][ T46] Call Trace: [ 70.509738][ T46] [ 70.509740][ T46] dump_stack_lvl+0x6f/0xa0 [ 70.509745][ T46] __might_resched.cold+0x1fe/0x2c1 [ 70.509748][ T46] ? __asan_memcpy+0x3c/0x60 [ 70.509752][ T46] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 70.509754][ T46] ? record_print_text+0x2fc/0x3e0 [ 70.509757][ T46] ? rcu_is_watching+0x16/0xd0 [ 70.509760][ T46] __kmalloc_noprof+0x443/0x760 [ 70.509764][ T46] ? __rwlock_init+0x150/0x150 [ 70.509765][ T46] ? alloc_buf.isra.0+0x4b/0x260 [ 70.509769][ T46] ? do_raw_spin_unlock+0x59/0x250 [ 70.509770][ T46] alloc_buf.isra.0+0x4b/0x260 [ 70.509773][ T46] put_chars+0x1e1/0x2f0 [ 70.509775][ T46] ? __send_to_port+0x420/0x420 [ 70.509777][ T46] ? desc_read+0x219/0x2f0 [ 70.509780][ T46] hvc_console_print+0x292/0x780 [ 70.509784][ T46] ? hvc_write+0x3a0/0x3a0 [ 70.509786][ T46] ? rcu_is_watching+0x16/0xd0 [ 70.509787][ T46] ? rcu_is_watching+0x16/0xd0 [ 70.509788][ T46] ? lock_acquire+0x13c/0x160 [ 70.509791][ T46] console_emit_next_record+0x252/0x4f0 [ 70.509793][ T46] ? devkmsg_read+0x4e0/0x4e0 [ 70.509795][ T46] ? _prb_read_valid+0x6e0/0x6e0 [ 70.509796][ T46] ? __asan_memmove+0x3c/0x60 [ 70.509798][ T46] ? rcu_is_watching+0x16/0xd0 [ 70.509799][ T46] ? rcu_is_watching+0x16/0xd0 [ 70.509800][ T46] ? rcu_is_watching+0x16/0xd0 [ 70.509801][ T46] ? lock_acquire+0x13c/0x160 [ 70.509803][ T46] ? console_flush_one_record+0x111/0x710 [ 70.509805][ T46] console_flush_one_record+0x46f/0x710 [ 70.509807][ T46] ? console_emit_next_record+0x4f0/0x4f0 [ 70.509809][ T46] console_unlock+0xee/0x1f0 [ 70.509810][ T46] ? lock_acquire+0x13c/0x160 [ 70.509812][ T46] ? console_flush_one_record+0x710/0x710 [ 70.509813][ T46] ? rcu_is_watching+0x16/0xd0 [ 70.509814][ T46] ? lock_release+0x184/0x1f0 [ 70.509816][ T46] ? lock_acquire+0x60/0x160 [ 70.509818][ T46] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 70.509820][ T46] ? __down_trylock_console_sem+0x5e/0xa0 [ 70.509821][ T46] ? vprintk_emit+0x320/0x3e0 [ 70.509823][ T46] vprintk_emit+0x37c/0x3e0 [ 70.509825][ T46] ? wake_up_klogd_work_func+0x90/0x90 [ 70.509826][ T46] ? do_raw_read_unlock+0x70/0x70 [ 70.509828][ T46] ? rcu_is_watching+0x16/0xd0 [ 70.509829][ T46] _printk+0xc7/0x100 [ 70.509832][ T46] ? snapshot_read.cold+0x21/0x21 [ 70.509834][ T46] ? netif_get_link_ksettings+0x170/0x300 [ 70.509836][ T46] ? port_cost+0xaf/0x1c0 [ 70.509839][ T46] ? br_multicast_flood+0x960/0x960 [ 70.509842][ T46] br_set_state+0x22f/0x410 [ 70.509844][ T46] br_init_port+0xc4/0x200 [ 70.509846][ T46] br_stp_enable_port+0x12/0x50 [ 70.509848][ T46] br_port_carrier_check+0x220/0x430 [ 70.509850][ T46] br_device_event+0x538/0x930 [ 70.509852][ T46] ? fib6_ifdown+0x870/0x870 [ 70.509855][ T46] ? packet_sendmsg_spkt+0x1350/0x1350 [ 70.509857][ T46] ? addrconf_notify+0xc55/0xf30 [ 70.509860][ T46] notifier_call_chain+0xae/0x300 [ 70.509863][ T46] netif_state_change+0x139/0x3d0 [ 70.509866][ T46] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 70.509868][ T46] ? linkwatch_do_dev+0xae/0xd0 [ 70.509870][ T46] __linkwatch_run_queue+0x350/0x850 [ 70.509872][ T46] ? linkwatch_do_dev+0xd0/0xd0 [ 70.509874][ T46] ? debug_object_active_state+0x430/0x430 [ 70.509878][ T46] linkwatch_event+0x7f/0xb0 [ 70.509880][ T46] ? __linkwatch_run_queue+0x850/0x850 [ 70.509882][ T46] process_one_work+0xe3e/0x1560 [ 70.509885][ T46] ? __queue_delayed_work+0x470/0x470 [ 70.509886][ T46] ? find_held_lock+0x2b/0x80 [ 70.509889][ T46] ? __rwlock_init+0x150/0x150 [ 70.509890][ T46] worker_thread+0x4f1/0xd60 [ 70.509893][ T46] ? rescuer_thread+0x1340/0x1340 [ 70.509894][ T46] kthread+0x367/0x460 [ 70.509896][ T46] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 70.509899][ T46] ? kthread_affine_preferred+0x4c0/0x4c0 [ 70.509901][ T46] ret_from_fork+0x474/0x6b0 [ 70.509904][ T46] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 70.509906][ T46] ? __switch_to+0x5a3/0xe00 [ 70.509909][ T46] ? kthread_affine_preferred+0x4c0/0x4c0 [ 70.509911][ T46] ret_from_fork_asm+0x11/0x20 [ 70.509915][ T46] [ 70.521808][ T46] br1: port 1(eth1) entered forwarding state [ 70.523665][ T221] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 70.543107][ T190] br1: port 2(eth3) entered blocking state [ 70.543317][ T190] br1: port 2(eth3) entered forwarding state [ 70.592626][ T221] bond0: (slave eth1): link status definitely up, 10000 Mbps full duplex [ 114.790903][ T221] bond0 (unregistering): (slave eth0): Releasing backup interface [ 114.790918][ T221] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 114.790920][ T221] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 221, name: kworker/u16:2 [ 114.790922][ T221] preempt_count: 1, expected: 0 [ 114.790923][ T221] RCU nest depth: 0, expected: 0 [ 114.790923][ T221] INFO: lockdep is turned off. [ 114.790925][ T221] irq event stamp: 40922 [ 114.790925][ T221] hardirqs last enabled at (40921): [] _raw_spin_unlock_irq+0x28/0x50 [ 114.790933][ T221] hardirqs last disabled at (40922): [] __schedule+0x1246/0x20e0 [ 114.790936][ T221] softirqs last enabled at (40912): [] bond_3ad_state_machine_handler+0xd60/0x1f00 [ 114.790940][ T221] softirqs last disabled at (40910): [] bond_3ad_state_machine_handler+0xd2/0x1f00 [ 114.790942][ T221] Preemption disabled at: [ 114.790942][ T221] [] vprintk_emit+0x31b/0x3e0 [ 114.790950][ T221] CPU: 1 UID: 0 PID: 221 Comm: kworker/u16:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 114.790953][ T221] Tainted: [W]=WARN [ 114.790954][ T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 114.790956][ T221] Workqueue: netns cleanup_net [ 114.790961][ T221] Call Trace: [ 114.790963][ T221] [ 114.790964][ T221] dump_stack_lvl+0x6f/0xa0 [ 114.790969][ T221] ? vprintk_emit+0x31b/0x3e0 [ 114.790970][ T221] __might_resched.cold+0x1fe/0x2c1 [ 114.790974][ T221] ? __asan_memcpy+0x3c/0x60 [ 114.790977][ T221] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 114.790980][ T221] ? record_print_text+0x2fc/0x3e0 [ 114.790982][ T221] ? rcu_is_watching+0x16/0xd0 [ 114.790985][ T221] __kmalloc_noprof+0x443/0x760 [ 114.790988][ T221] ? __rwlock_init+0x150/0x150 [ 114.790990][ T221] ? alloc_buf.isra.0+0x4b/0x260 [ 114.790994][ T221] ? do_raw_spin_unlock+0x59/0x250 [ 114.790995][ T221] alloc_buf.isra.0+0x4b/0x260 [ 114.790998][ T221] put_chars+0x1e1/0x2f0 [ 114.791000][ T221] ? __send_to_port+0x420/0x420 [ 114.791002][ T221] ? desc_read+0x219/0x2f0 [ 114.791005][ T221] hvc_console_print+0x292/0x780 [ 114.791009][ T221] ? hvc_write+0x3a0/0x3a0 [ 114.791011][ T221] ? rcu_is_watching+0x16/0xd0 [ 114.791012][ T221] ? rcu_is_watching+0x16/0xd0 [ 114.791013][ T221] ? lock_acquire+0x13c/0x160 [ 114.791016][ T221] console_emit_next_record+0x252/0x4f0 [ 114.791018][ T221] ? devkmsg_read+0x4e0/0x4e0 [ 114.791019][ T221] ? _prb_read_valid+0x6e0/0x6e0 [ 114.791021][ T221] ? __asan_memmove+0x3c/0x60 [ 114.791023][ T221] ? rcu_is_watching+0x16/0xd0 [ 114.791024][ T221] ? rcu_is_watching+0x16/0xd0 [ 114.791025][ T221] ? rcu_is_watching+0x16/0xd0 [ 114.791026][ T221] ? lock_acquire+0x13c/0x160 [ 114.791028][ T221] ? console_flush_one_record+0x111/0x710 [ 114.791029][ T221] console_flush_one_record+0x46f/0x710 [ 114.791031][ T221] ? console_emit_next_record+0x4f0/0x4f0 [ 114.791033][ T221] console_unlock+0xee/0x1f0 [ 114.791035][ T221] ? lock_acquire+0x13c/0x160 [ 114.791036][ T221] ? console_flush_one_record+0x710/0x710 [ 114.791038][ T221] ? rcu_is_watching+0x16/0xd0 [ 114.791039][ T221] ? lock_release+0x184/0x1f0 [ 114.791040][ T221] ? lock_acquire+0x60/0x160 [ 114.791042][ T221] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 114.791044][ T221] ? __down_trylock_console_sem+0x5e/0xa0 [ 114.791046][ T221] ? vprintk_emit+0x320/0x3e0 [ 114.791047][ T221] vprintk_emit+0x37c/0x3e0 [ 114.791049][ T221] ? wake_up_klogd_work_func+0x90/0x90 [ 114.791051][ T221] ? do_raw_spin_lock+0x131/0x280 [ 114.791052][ T221] ? __rwlock_init+0x150/0x150 [ 114.791053][ T221] _printk+0xc7/0x100 [ 114.791056][ T221] ? snapshot_read.cold+0x21/0x21 [ 114.791058][ T221] ? rcu_is_watching+0x16/0xd0 [ 114.791059][ T221] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 114.791062][ T221] ? do_raw_spin_unlock+0x59/0x250 [ 114.791063][ T221] ? trace_hardirqs_on+0x36/0x40 [ 114.791065][ T221] ? netdev_name+0x43/0x60 [ 114.791067][ T221] ? __netdev_printk+0x17f/0x1d0 [ 114.791069][ T221] netdev_info+0xe2/0x116 [ 114.791071][ T221] ? netdev_notice+0x120/0x120 [ 114.791073][ T221] ? __netdev_upper_dev_unlink+0x1e0/0x1e0 [ 114.791075][ T221] ? trace_irq_enable.constprop.0+0x30/0x160 [ 114.791077][ T221] __bond_release_one.cold+0x80/0xa60 [ 114.791081][ T221] ? lock_acquire+0x13c/0x160 [ 114.791082][ T221] ? rcu_is_watching+0x16/0xd0 [ 114.791084][ T221] ? bond_enslave+0x5100/0x5100 [ 114.791085][ T221] ? ipvlan_port_create+0x541/0x5a0 [ 114.791087][ T221] ? ipvlan_port_get+0xeb/0x3b0 [ 114.791088][ T221] ? ipvlan_port_create+0x5a0/0x5a0 [ 114.791089][ T221] ? rcu_is_watching+0x16/0xd0 [ 114.791092][ T221] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 114.791093][ T221] ? packet_sendmsg_spkt+0x1350/0x1350 [ 114.791097][ T221] bond_uninit+0x119/0x190 [ 114.791098][ T221] ? ip6_route_dev_notify+0x3d/0x380 [ 114.791101][ T221] ? bond_siocdevprivate+0x170/0x170 [ 114.791103][ T221] unregister_netdevice_many_notify+0xee7/0x1b40 [ 114.791106][ T221] ? unregister_netdevice_queued+0x80/0x80 [ 114.791107][ T221] ? trace_hardirqs_on+0x36/0x40 [ 114.791109][ T221] ? rtnl_is_locked+0x15/0x20 [ 114.791112][ T221] ? nexthop_net_exit_rtnl+0x1f/0x270 [ 114.791115][ T221] ops_undo_list+0x615/0x8f0 [ 114.791117][ T221] ? rtnl_net_dumpid_one+0x2d0/0x2d0 [ 114.791118][ T221] ? idr_destroy+0x121/0x250 [ 114.791122][ T221] cleanup_net+0x431/0x890 [ 114.791123][ T221] ? net_passive_dec+0x230/0x230 [ 114.791124][ T221] ? update_load_avg+0x141/0xf00 [ 114.791127][ T221] ? lock_acquire+0x13c/0x160 [ 114.791128][ T221] ? rcu_is_watching+0x16/0xd0 [ 114.791130][ T221] process_one_work+0xe3e/0x1560 [ 114.791133][ T221] ? __queue_delayed_work+0x470/0x470 [ 114.791135][ T221] ? __rwlock_init+0x150/0x150 [ 114.791137][ T221] worker_thread+0x4f1/0xd60 [ 114.791139][ T221] ? rescuer_thread+0x1340/0x1340 [ 114.791140][ T221] ? __kthread_parkme+0xbd/0x210 [ 114.791142][ T221] ? rescuer_thread+0x1340/0x1340 [ 114.791144][ T221] ? rescuer_thread+0x1340/0x1340 [ 114.791145][ T221] kthread+0x367/0x460 [ 114.791147][ T221] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 114.791148][ T221] ? kthread_affine_preferred+0x4c0/0x4c0 [ 114.791150][ T221] ret_from_fork+0x474/0x6b0 [ 114.791153][ T221] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 114.791155][ T221] ? __switch_to+0x5a3/0xe00 [ 114.791158][ T221] ? kthread_affine_preferred+0x4c0/0x4c0 [ 114.791160][ T221] ret_from_fork_asm+0x11/0x20 [ 114.791164][ T221] [ 114.811650][ T221] bond0 (unregistering): (slave eth1): Removing an active aggregator [ 114.812889][ T221] bond0 (unregistering): (slave eth1): Releasing backup interface [ 114.819917][ T221] bond0 (unregistering): Released all slaves [ 114.821105][ T37] br0: port 2(eth2) entered disabled state [ 114.821581][ T37] br1: port 2(eth3) entered disabled state [ 114.827000][ T221] br1: port 2(eth3) entered disabled state [ 114.832769][ T221] br0: port 2(eth2) entered disabled state [ 114.834223][ T221] eth3 (unregistering): left allmulticast mode [ 114.834399][ T221] eth3 (unregistering): left promiscuous mode [ 114.834560][ T221] br1: port 2(eth3) entered disabled state [ 114.836505][ T221] eth2 (unregistering): left allmulticast mode [ 114.836686][ T221] eth2 (unregistering): left promiscuous mode [ 114.836843][ T221] br0: port 2(eth2) entered disabled state [ 114.907489][ T221] bond0 (unregistering): (slave eth0): Releasing backup interface [ 114.916275][ T221] bond0 (unregistering): (slave eth1): Removing an active aggregator [ 114.917010][ T221] bond0 (unregistering): (slave eth1): Releasing backup interface [ 114.922073][ T221] bond0 (unregistering): Released all slaves [ 114.942683][ T221] br1: port 1(eth1) entered disabled state [ 114.943559][ T221] br0: port 1(eth0) entered disabled state [ 114.951472][ T221] eth1 (unregistering): left allmulticast mode [ 114.951723][ T221] eth1 (unregistering): left promiscuous mode [ 114.951933][ T221] br1: port 1(eth1) entered disabled state [ 114.954597][ T221] eth0 (unregistering): left allmulticast mode [ 114.954822][ T221] eth0 (unregistering): left promiscuous mode [ 114.955056][ T221] br0: port 1(eth0) entered disabled state