[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[ 57.785830][ T26] audit: type=1800 audit(1560157148.189:25): pid=8789 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0
[ 57.808174][ T26] audit: type=1800 audit(1560157148.189:26): pid=8789 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0
[ 57.830166][ T26] audit: type=1800 audit(1560157148.189:27): pid=8789 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0
[....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
Debian GNU/Linux 7 syzkaller ttyS0
Warning: Permanently added '10.128.0.196' (ECDSA) to the list of known hosts.
2019/06/10 09:14:16 parsed 1 programs
2019/06/10 09:14:18 executed programs: 0
syzkaller login: [ 967.769623][ T8959] IPVS: ftp: loaded support on port[0] = 21
[ 967.832543][ T8959] chnl_net:caif_netlink_parms(): no params data found
[ 967.862130][ T8959] bridge0: port 1(bridge_slave_0) entered blocking state
[ 967.871137][ T8959] bridge0: port 1(bridge_slave_0) entered disabled state
[ 967.882505][ T8959] device bridge_slave_0 entered promiscuous mode
[ 967.891978][ T8959] bridge0: port 2(bridge_slave_1) entered blocking state
[ 967.899502][ T8959] bridge0: port 2(bridge_slave_1) entered disabled state
[ 967.907976][ T8959] device bridge_slave_1 entered promiscuous mode
[ 967.927101][ T8959] bond0: Enslaving bond_slave_0 as an active interface with an up link
[ 967.939128][ T8959] bond0: Enslaving bond_slave_1 as an active interface with an up link
[ 967.957762][ T8959] team0: Port device team_slave_0 added
[ 967.966043][ T8959] team0: Port device team_slave_1 added
[ 968.021172][ T8959] device hsr_slave_0 entered promiscuous mode
[ 968.088966][ T8959] device hsr_slave_1 entered promiscuous mode
[ 968.167309][ T8959] bridge0: port 2(bridge_slave_1) entered blocking state
[ 968.174842][ T8959] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 968.183441][ T8959] bridge0: port 1(bridge_slave_0) entered blocking state
[ 968.190726][ T8959] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 968.222492][ T8959] 8021q: adding VLAN 0 to HW filter on device bond0
[ 968.237987][ T8963] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 968.250967][ T8963] bridge0: port 1(bridge_slave_0) entered disabled state
[ 968.259652][ T8963] bridge0: port 2(bridge_slave_1) entered disabled state
[ 968.267789][ T8963] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 968.281065][ T8959] 8021q: adding VLAN 0 to HW filter on device team0
[ 968.306245][ T8962] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 968.315710][ T8962] bridge0: port 1(bridge_slave_0) entered blocking state
[ 968.323154][ T8962] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 968.334248][ T8963] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 968.343570][ T8963] bridge0: port 2(bridge_slave_1) entered blocking state
[ 968.350802][ T8963] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 968.370115][ T8963] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 968.380215][ T8963] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 968.390237][ T8963] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 968.402333][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 968.414508][ T8959] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 968.427204][ T8959] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 968.436578][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 968.454156][ T8959] 8021q: adding VLAN 0 to HW filter on device batadv0
2033/05/18 03:33:21 executed programs: 3
2033/05/18 03:33:21 executed programs: 9
2033/05/18 03:33:21 executed programs: 15
2033/05/18 03:33:21 executed programs: 21
2033/05/18 03:33:21 executed programs: 27
2033/05/18 03:33:21 executed programs: 33
2033/05/18 03:33:21 executed programs: 39
2033/05/18 03:33:21 executed programs: 45
2033/05/18 03:33:21 executed programs: 51
2033/05/18 03:33:21 executed programs: 57
2033/05/18 03:33:21 executed programs: 63
2033/05/18 03:33:21 executed programs: 69
2033/05/18 03:33:21 executed programs: 75
2033/05/18 03:33:21 executed programs: 81
2033/05/18 03:33:21 executed programs: 87
2033/05/18 03:33:21 executed programs: 93
2033/05/18 03:33:21 executed programs: 99
2033/05/18 03:33:21 executed programs: 105
2033/05/18 03:33:21 executed programs: 111
2033/05/18 03:33:21 executed programs: 117
2033/05/18 03:33:21 executed programs: 123
2033/05/18 03:33:21 executed programs: 129
2033/05/18 03:33:21 executed programs: 135
2033/05/18 03:33:21 executed programs: 141
2033/05/18 03:33:21 executed programs: 147
2033/05/18 03:33:21 executed programs: 153
2033/05/18 03:33:21 executed programs: 159
2033/05/18 03:33:21 executed programs: 165
2033/05/18 03:33:21 executed programs: 171
2033/05/18 03:33:21 executed programs: 177
2033/05/18 03:33:21 executed programs: 183
2033/05/18 03:33:21 executed programs: 189
2033/05/18 03:33:21 executed programs: 195
2033/05/18 03:33:21 executed programs: 201
[ 1146.158679][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 177s!
[ 1146.167802][ C0] Showing busy workqueues and worker pools:
[ 1146.173798][ C0] workqueue events: flags=0x0
[ 1146.179142][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256
[ 1146.188202][ C0] in-flight: 8964:rtc_timer_do_work
[ 1146.193765][ C0] pending: cache_reap, psi_avgs_work, psi_avgs_work
[ 1146.200751][ C0]
[ 1146.200757][ C0] ======================================================
[ 1146.200763][ C0] WARNING: possible circular locking dependency detected
[ 1146.200766][ C0] 5.2.0-rc4 #25 Not tainted
[ 1146.200771][ C0] ------------------------------------------------------
[ 1146.200776][ C0] swapper/0/0 is trying to acquire lock:
[ 1146.200779][ C0] 00000000cd901cf4 (console_owner){-.-.}, at: console_unlock+0x3fc/0xec0
[ 1146.200793][ C0]
[ 1146.200797][ C0] but task is already holding lock:
[ 1146.200800][ C0] 000000007dc7e943 (&(&pool->lock)->rlock){-.-.}, at: show_workqueue_state.cold+0x859/0x11c5
[ 1146.200815][ C0]
[ 1146.200819][ C0] which lock already depends on the new lock.
[ 1146.200822][ C0]
[ 1146.200824][ C0]
[ 1146.200829][ C0] the existing dependency chain (in reverse order) is:
[ 1146.200831][ C0]
[ 1146.200833][ C0] -> #4 (&(&pool->lock)->rlock){-.-.}:
[ 1146.200847][ C0] _raw_spin_lock+0x2f/0x40
[ 1146.200851][ C0] __queue_work+0x285/0x1200
[ 1146.200855][ C0] queue_work_on+0x192/0x200
[ 1146.200858][ C0] put_pwq+0x178/0x1d0
[ 1146.200863][ C0] put_pwq_unlocked.part.0+0x34/0x70
[ 1146.200867][ C0] destroy_workqueue+0x623/0x700
[ 1146.200871][ C0] floppy_async_init+0x2052/0x21a4
[ 1146.200875][ C0] async_run_entry_fn+0x124/0x570
[ 1146.200879][ C0] process_one_work+0x989/0x1790
[ 1146.200882][ C0] worker_thread+0x98/0xe40
[ 1146.200886][ C0] kthread+0x354/0x420
[ 1146.200890][ C0] ret_from_fork+0x24/0x30
[ 1146.200892][ C0]
[ 1146.200894][ C0] -> #3 (&pool->lock/1){..-.}:
[ 1146.200910][ C0] _raw_spin_lock+0x2f/0x40
[ 1146.200914][ C0] __queue_work+0x285/0x1200
[ 1146.200917][ C0] queue_work_on+0x192/0x200
[ 1146.200921][ C0] tty_flip_buffer_push+0xc5/0x100
[ 1146.200925][ C0] pty_write+0x1a6/0x200
[ 1146.200929][ C0] n_tty_write+0xb0d/0x1140
[ 1146.200932][ C0] tty_write+0x458/0x7a0
[ 1146.200936][ C0] __vfs_write+0x8a/0x110
[ 1146.200940][ C0] vfs_write+0x20c/0x580
[ 1146.200943][ C0] ksys_write+0x14f/0x290
[ 1146.200947][ C0] __x64_sys_write+0x73/0xb0
[ 1146.200951][ C0] do_syscall_64+0xfd/0x680
[ 1146.200955][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 1146.200958][ C0]
[ 1146.200960][ C0] -> #2 (&(&port->lock)->rlock){-.-.}:
[ 1146.200980][ C0] _raw_spin_lock_irqsave+0x95/0xcd
[ 1146.200984][ C0] tty_port_tty_get+0x22/0x80
[ 1146.200988][ C0] tty_port_default_wakeup+0x16/0x40
[ 1146.200992][ C0] tty_port_tty_wakeup+0x57/0x70
[ 1146.200996][ C0] uart_write_wakeup+0x46/0x70
[ 1146.201000][ C0] serial8250_tx_chars+0x495/0xaf0
[ 1146.201004][ C0] serial8250_handle_irq.part.0+0x1b9/0x2e0
[ 1146.201009][ C0] serial8250_default_handle_irq+0xc0/0x150
[ 1146.201013][ C0] serial8250_interrupt+0xf1/0x1a0
[ 1146.201017][ C0] __handle_irq_event_percpu+0x144/0x8f0
[ 1146.201021][ C0] handle_irq_event_percpu+0x74/0x160
[ 1146.201025][ C0] handle_irq_event+0xa7/0x134
[ 1146.201029][ C0] handle_edge_irq+0x25e/0x8d0
[ 1146.201033][ C0] handle_irq+0x39/0x50
[ 1146.201036][ C0] do_IRQ+0x99/0x1d0
[ 1146.201040][ C0] ret_from_intr+0x0/0x1e
[ 1146.201044][ C0] native_safe_halt+0xe/0x10
[ 1146.201047][ C0] arch_cpu_idle+0xa/0x10
[ 1146.201051][ C0] default_idle_call+0x36/0x90
[ 1146.201055][ C0] do_idle+0x377/0x560
[ 1146.201059][ C0] cpu_startup_entry+0x1b/0x20
[ 1146.201063][ C0] start_secondary+0x34e/0x4c0
[ 1146.201067][ C0] secondary_startup_64+0xa4/0xb0
[ 1146.201069][ C0]
[ 1146.201071][ C0] -> #1 (&port_lock_key){-.-.}:
[ 1146.201085][ C0] _raw_spin_lock_irqsave+0x95/0xcd
[ 1146.201089][ C0] serial8250_console_write+0x253/0x9a0
[ 1146.201094][ C0] univ8250_console_write+0x5f/0x70
[ 1146.201097][ C0] console_unlock+0xb3e/0xec0
[ 1146.201101][ C0] vprintk_emit+0x2a0/0x700
[ 1146.201105][ C0] vprintk_default+0x28/0x30
[ 1146.201109][ C0] vprintk_func+0x7e/0x189
[ 1146.201112][ C0] printk+0xba/0xed
[ 1146.201116][ C0] register_console+0x745/0xb50
[ 1146.201120][ C0] univ8250_console_init+0x3e/0x4b
[ 1146.201124][ C0] console_init+0x4f7/0x761
[ 1146.201128][ C0] start_kernel+0x5b4/0x893
[ 1146.201132][ C0] x86_64_start_reservations+0x29/0x2b
[ 1146.201136][ C0] x86_64_start_kernel+0x77/0x7b
[ 1146.201140][ C0] secondary_startup_64+0xa4/0xb0
[ 1146.201142][ C0]
[ 1146.201145][ C0] -> #0 (console_owner){-.-.}:
[ 1146.201158][ C0] lock_acquire+0x16f/0x3f0
[ 1146.201162][ C0] console_unlock+0x466/0xec0
[ 1146.201166][ C0] vprintk_emit+0x2a0/0x700
[ 1146.201169][ C0] vprintk_default+0x28/0x30
[ 1146.201173][ C0] vprintk_func+0x7e/0x189
[ 1146.201177][ C0] printk+0xba/0xed
[ 1146.201181][ C0] show_workqueue_state.cold+0x9c4/0x11c5
[ 1146.201185][ C0] wq_watchdog_timer_fn+0x516/0x5a0
[ 1146.201189][ C0] call_timer_fn+0x193/0x720
[ 1146.201193][ C0] run_timer_softirq+0xd3d/0x1740
[ 1146.201197][ C0] __do_softirq+0x25c/0x94c
[ 1146.201200][ C0] irq_exit+0x180/0x1d0
[ 1146.201204][ C0] smp_apic_timer_interrupt+0x13b/0x550
[ 1146.201208][ C0] apic_timer_interrupt+0xf/0x20
[ 1146.201212][ C0] native_safe_halt+0xe/0x10
[ 1146.201216][ C0] arch_cpu_idle+0xa/0x10
[ 1146.201220][ C0] default_idle_call+0x36/0x90
[ 1146.201223][ C0] do_idle+0x377/0x560
[ 1146.201227][ C0] cpu_startup_entry+0x1b/0x20
[ 1146.201231][ C0] rest_init+0x245/0x37b
[ 1146.201235][ C0] arch_call_rest_init+0xe/0x1b
[ 1146.201238][ C0] start_kernel+0x854/0x893
[ 1146.201243][ C0] x86_64_start_reservations+0x29/0x2b
[ 1146.201246][ C0] x86_64_start_kernel+0x77/0x7b
[ 1146.201251][ C0] secondary_startup_64+0xa4/0xb0
[ 1146.201253][ C0]
[ 1146.201257][ C0] other info that might help us debug this:
[ 1146.201259][ C0]
[ 1146.201262][ C0] Chain exists of:
[ 1146.201264][ C0] console_owner --> &pool->lock/1 --> &(&pool->lock)->rlock
[ 1146.201283][ C0]
[ 1146.201287][ C0] Possible unsafe locking scenario:
[ 1146.201289][ C0]
[ 1146.201293][ C0] CPU0 CPU1
[ 1146.201297][ C0] ---- ----
[ 1146.201299][ C0] lock(&(&pool->lock)->rlock);
[ 1146.201308][ C0] lock(&pool->lock/1);
[ 1146.201319][ C0] lock(&(&pool->lock)->rlock);
[ 1146.201327][ C0] lock(console_owner);
[ 1146.201335][ C0]
[ 1146.201338][ C0] *** DEADLOCK ***
[ 1146.201340][ C0]
[ 1146.201344][ C0] 4 locks held by swapper/0/0:
[ 1146.201346][ C0] #0: 00000000a2307206 ((&wq_watchdog_timer)){+.-.}, at: call_timer_fn+0xe0/0x720
[ 1146.201362][ C0] #1: 0000000037ee3e30 (rcu_read_lock){....}, at: show_workqueue_state+0x0/0x120
[ 1146.201379][ C0] #2: 000000007dc7e943 (&(&pool->lock)->rlock){-.-.}, at: show_workqueue_state.cold+0x859/0x11c5
[ 1146.201396][ C0] #3: 0000000053b218da (console_lock){+.+.}, at: vprintk_emit+0x283/0x700
[ 1146.201412][ C0]
[ 1146.201415][ C0] stack backtrace:
[ 1146.201420][ C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.2.0-rc4 #25
[ 1146.201426][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 1146.201429][ C0] Call Trace:
[ 1146.201432][ C0] <IRQ>
[ 1146.201435][ C0] dump_stack+0x172/0x1f0
[ 1146.201439][ C0] print_circular_bug.cold+0x1cc/0x28f
[ 1146.201443][ C0] __lock_acquire+0x3755/0x5490
[ 1146.201447][ C0] ? mark_held_locks+0xf0/0xf0
[ 1146.201450][ C0] ? memcpy+0x46/0x50
[ 1146.201453][ C0] ? console_unlock+0x441/0xec0
[ 1146.201457][ C0] ? find_held_lock+0x35/0x130
[ 1146.201461][ C0] ? console_unlock+0x441/0xec0
[ 1146.201465][ C0] ? kasan_check_write+0x14/0x20
[ 1146.201468][ C0] lock_acquire+0x16f/0x3f0
[ 1146.201472][ C0] ? console_unlock+0x3fc/0xec0
[ 1146.201476][ C0] console_unlock+0x466/0xec0
[ 1146.201480][ C0] ? console_unlock+0x3fc/0xec0
[ 1146.201483][ C0] vprintk_emit+0x2a0/0x700
[ 1146.201487][ C0] vprintk_default+0x28/0x30
[ 1146.201490][ C0] vprintk_func+0x7e/0x189
[ 1146.201493][ C0] ? printk+0xba/0xed
[ 1146.201497][ C0] printk+0xba/0xed
[ 1146.201500][ C0] ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 1146.201505][ C0] ? show_workqueue_state.cold+0x859/0x11c5
[ 1146.201509][ C0] show_workqueue_state.cold+0x9c4/0x11c5
[ 1146.201513][ C0] ? wq_watchdog_timer_fn+0x3f9/0x5a0
[ 1146.201517][ C0] ? idr_get_next+0x1a6/0x230
[ 1146.201520][ C0] ? print_worker_info+0x280/0x280
[ 1146.201525][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1146.201528][ C0] ? kasan_check_read+0x11/0x20
[ 1146.201532][ C0] wq_watchdog_timer_fn+0x516/0x5a0
[ 1146.201536][ C0] ? show_workqueue_state+0x120/0x120
[ 1146.201540][ C0] call_timer_fn+0x193/0x720
[ 1146.201544][ C0] ? show_workqueue_state+0x120/0x120
[ 1146.201547][ C0] ? process_timeout+0x40/0x40
[ 1146.201551][ C0] ? run_timer_softirq+0xd2b/0x1740
[ 1146.201555][ C0] ? trace_hardirqs_on+0x67/0x220
[ 1146.201558][ C0] ? kasan_check_read+0x11/0x20
[ 1146.201562][ C0] ? show_workqueue_state+0x120/0x120
[ 1146.201566][ C0] run_timer_softirq+0xd3d/0x1740
[ 1146.201569][ C0] ? add_timer+0x930/0x930
[ 1146.201573][ C0] ? kvm_clock_read+0x18/0x30
[ 1146.201577][ C0] ? kvm_sched_clock_read+0x9/0x20
[ 1146.201580][ C0] ? sched_clock+0x2e/0x50
[ 1146.201585][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1146.201589][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1146.201593][ C0] __do_softirq+0x25c/0x94c
[ 1146.201596][ C0] ? sched_clock_cpu+0x1b/0x1b0
[ 1146.201600][ C0] irq_exit+0x180/0x1d0
[ 1146.201603][ C0] smp_apic_timer_interrupt+0x13b/0x550
[ 1146.201607][ C0] apic_timer_interrupt+0xf/0x20
[ 1146.201610][ C0] </IRQ>
[ 1146.201614][ C0] RIP: 0010:native_safe_halt+0xe/0x10
[ 1146.201625][ C0] Code: ff ff 48 89 df e8 a2 a3 8c fa eb 82 e9 07 00 00 00 0f 00 2d 64 4a 4b 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d 54 4a 4b 00 fb f4 <c3> 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 e8 de 1b 42 fa e8 99
[ 1146.201629][ C0] RSP: 0018:ffffffff88a07cf8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[ 1146.201638][ C0] RAX: 1ffffffff1164e81 RBX: ffffffff88a7a100 RCX: 0000000000000000
[ 1146.201644][ C0] RDX: dffffc0000000000 RSI: 0000000000000006 RDI: ffffffff88a7a97c
[ 1146.201649][ C0] RBP: ffffffff88a07d28 R08: ffffffff88a7a100 R09: 0000000000000000
[ 1146.201654][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[ 1146.201660][ C0] R13: ffffffff88b273f8 R14: 0000000000000000 R15: 0000000000000000
[ 1146.201663][ C0] ? default_idle+0x4e/0x320
[ 1146.201667][ C0] arch_cpu_idle+0xa/0x10
[ 1146.201670][ C0] default_idle_call+0x36/0x90
[ 1146.201673][ C0] do_idle+0x377/0x560
[ 1146.201677][ C0] ? arch_cpu_idle_exit+0x80/0x80
[ 1146.201680][ C0] ? do_idle+0x1cc/0x560
[ 1146.201684][ C0] cpu_startup_entry+0x1b/0x20
[ 1146.201687][ C0] rest_init+0x245/0x37b
[ 1146.201691][ C0] arch_call_rest_init+0xe/0x1b
[ 1146.201695][ C0] start_kernel+0x854/0x893
[ 1146.201698][ C0] ? mem_encrypt_init+0xb/0xb
[ 1146.201703][ C0] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 1146.201706][ C0] ? x86_family+0x41/0x50
[ 1146.201710][ C0] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20
[ 1146.201714][ C0] x86_64_start_reservations+0x29/0x2b
[ 1146.201718][ C0] x86_64_start_kernel+0x77/0x7b
[ 1146.201722][ C0] secondary_startup_64+0xa4/0xb0
[ 1147.340898][ C0] workqueue events_unbound: flags=0x2
[ 1147.346350][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/512
[ 1147.352874][ C0] in-flight: 21:fsnotify_mark_destroy_workfn fsnotify_mark_destroy_workfn
[ 1147.362033][ C0] workqueue events_power_efficient: flags=0x80
[ 1147.368350][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=3/256
[ 1147.375212][ C0] pending: gc_worker, do_cache_clean, check_lifetime
[ 1147.382420][ C0] workqueue rcu_gp: flags=0x8
[ 1147.387196][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256
[ 1147.394340][ C0] pending: srcu_invoke_callbacks
[ 1147.399702][ C0] workqueue mm_percpu_wq: flags=0x8
[ 1147.404909][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256
[ 1147.411791][ C0] pending: vmstat_update
[ 1147.416480][ C0] workqueue dm_bufio_cache: flags=0x8
[ 1147.422526][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256
[ 1147.429398][ C0] pending: work_fn
[ 1147.433505][ C0] workqueue ipv6_addrconf: flags=0x40008
[ 1147.439145][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1
[ 1147.445821][ C0] pending: addrconf_dad_work
[ 1147.450902][ C0] delayed: addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_dad_work, addrconf_verify_work
[ 1147.507761][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=178s workers=5 idle: 8963 23 8965 3486
2033/05/18 03:33:22 executed programs: 206
[ 1147.517282][ C0] pool 4: cpus=0-1 flags=0x4 nice=0 hung=1s workers=4 idle: 2200 8998 8961
[ 1147.548863][ T3879] kobject: 'loop0' (00000000ad4f9cb4): kobject_uevent_env
[ 1147.556043][ T3879] kobject: 'loop0' (00000000ad4f9cb4): fill_kobj_path: path = '/devices/virtual/block/loop0'
[ 1148.398784][ T3879] kobject: 'loop0' (00000000ad4f9cb4): kobject_uevent_env
[ 1148.405970][ T3879] kobject: 'loop0' (00000000ad4f9cb4): fill_kobj_path: path = '/devices/virtual/block/loop0'
[ 1149.243192][ T3879] kobject: 'loop0' (00000000ad4f9cb4): kobject_uevent_env
[ 1149.256084][ T3879] kobject: 'loop0' (00000000ad4f9cb4): fill_kobj_path: path = '/devices/virtual/block/loop0'
[ 1150.070236][ T3879] kobject: 'loop0' (00000000ad4f9cb4): kobject_uevent_env
[ 1150.077529][ T3879] kobject: 'loop0' (00000000ad4f9cb4): fill_kobj_path: path = '/devices/virtual/block/loop0'
[ 1150.905760][ T3879] kobject: 'loop0' (00000000ad4f9cb4): kobject_uevent_env
[ 1150.918662][ T3879] kobject: 'loop0' (00000000ad4f9cb4): fill_kobj_path: path = '/devices/virtual/block/loop0'
[ 1151.740657][ T3879] kobject: 'loop0' (00000000ad4f9cb4): kobject_uevent_env
[ 1151.747862][ T3879] kobject: 'loop0' (00000000ad4f9cb4): fill_kobj_path: path = '/devices/virtual/block/loop0'
2033/05/18 03:33:21 executed programs: 212
[ 1152.573595][ T3879] kobject: 'loop0' (00000000ad4f9cb4): kobject_uevent_env
[ 1152.585723][ T3879] kobject: 'loop0' (00000000ad4f9cb4): fill_kobj_path: path = '/devices/virtual/block/loop0'
[ 1153.419193][ T3879] kobject: 'loop0' (00000000ad4f9cb4): kobject_uevent_env
[ 1153.426481][ T3879] kobject: 'loop0' (00000000ad4f9cb4): fill_kobj_path: path = '/devices/virtual/block/loop0'
[ 1154.268666][ T3879] kobject: 'loop0' (00000000ad4f9cb4): kobject_uevent_env
[ 1154.275862][ T3879] kobject: 'loop0' (00000000ad4f9cb4): fill_kobj_path: path = '/devices/virtual/block/loop0'
[ 1155.119862][ T3879] kobject: 'loop0' (00000000ad4f9cb4): kobject_uevent_env
[ 1155.127211][ T3879] kobject: 'loop0' (00000000ad4f9cb4): fill_kobj_path: path = '/devices/virtual/block/loop0'
[ 1155.968766][ T3879] kobject: 'loop0' (00000000ad4f9cb4): kobject_uevent_env
[ 1155.976108][ T3879] kobject: 'loop0' (00000000ad4f9cb4): fill_kobj_path: path = '/devices/virtual/block/loop0'