[info] Using makefile-style concurrent boot in runlevel 2.
[   24.705408] audit: type=1800 audit(1544435592.179:21): pid=5831 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0
[   24.731640] audit: type=1800 audit(1544435592.179:22): pid=5831 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="motd" dev="sda1" ino=2447 res=0
[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c.

Debian GNU/Linux 7 syzkaller ttyS0

Warning: Permanently added '10.128.0.50' (ECDSA) to the list of known hosts.
2018/12/10 09:54:14 parsed 1 programs
2018/12/10 09:54:16 executed programs: 0
syzkaller login: [   89.287310] IPVS: ftp: loaded support on port[0] = 21
[   89.290803] IPVS: ftp: loaded support on port[0] = 21
[   89.300649] IPVS: ftp: loaded support on port[0] = 21
[   89.307564] IPVS: ftp: loaded support on port[0] = 21
[   89.324877] IPVS: ftp: loaded support on port[0] = 21
[   89.332486] IPVS: ftp: loaded support on port[0] = 21
[   90.018031] bridge0: port 1(bridge_slave_0) entered blocking state
[   90.025573] bridge0: port 1(bridge_slave_0) entered disabled state
[   90.032797] device bridge_slave_0 entered promiscuous mode
[   90.045506] bridge0: port 1(bridge_slave_0) entered blocking state
[   90.053231] bridge0: port 1(bridge_slave_0) entered disabled state
[   90.060101] device bridge_slave_0 entered promiscuous mode
[   90.066616] bridge0: port 1(bridge_slave_0) entered blocking state
[   90.073117] bridge0: port 1(bridge_slave_0) entered disabled state
[   90.079914] device bridge_slave_0 entered promiscuous mode
[   90.090263] bridge0: port 2(bridge_slave_1) entered blocking state
[   90.098672] bridge0: port 2(bridge_slave_1) entered disabled state
[   90.106462] device bridge_slave_1 entered promiscuous mode
[   90.116778] bridge0: port 1(bridge_slave_0) entered blocking state
[   90.124540] bridge0: port 1(bridge_slave_0) entered disabled state
[   90.132367] device bridge_slave_0 entered promiscuous mode
[   90.139968] bridge0: port 2(bridge_slave_1) entered blocking state
[   90.147061] bridge0: port 2(bridge_slave_1) entered disabled state
[   90.154150] device bridge_slave_1 entered promiscuous mode
[   90.164986] bridge0: port 2(bridge_slave_1) entered blocking state
[   90.171568] bridge0: port 2(bridge_slave_1) entered disabled state
[   90.179008] device bridge_slave_1 entered promiscuous mode
[   90.189801] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[   90.207035] bridge0: port 1(bridge_slave_0) entered blocking state
[   90.214591] bridge0: port 1(bridge_slave_0) entered disabled state
[   90.221475] device bridge_slave_0 entered promiscuous mode
[   90.229533] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[   90.237379] bridge0: port 2(bridge_slave_1) entered blocking state
[   90.244181] bridge0: port 2(bridge_slave_1) entered disabled state
[   90.251057] device bridge_slave_1 entered promiscuous mode
[   90.258585] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[   90.268972] bridge0: port 2(bridge_slave_1) entered blocking state
[   90.275465] bridge0: port 2(bridge_slave_1) entered disabled state
[   90.282407] device bridge_slave_1 entered promiscuous mode
[   90.288609] bridge0: port 1(bridge_slave_0) entered blocking state
[   90.295741] bridge0: port 1(bridge_slave_0) entered disabled state
[   90.302838] device bridge_slave_0 entered promiscuous mode
[   90.309400] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[   90.322982] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[   90.332632] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[   90.339917] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[   90.349013] bridge0: port 2(bridge_slave_1) entered blocking state
[   90.363192] bridge0: port 2(bridge_slave_1) entered disabled state
[   90.370447] device bridge_slave_1 entered promiscuous mode
[   90.376935] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[   90.390508] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[   90.404181] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[   90.438571] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[   90.447875] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[   90.465637] bond0: Enslaving bond_slave_0 as an active interface with an up link
[   90.491117] bond0: Enslaving bond_slave_0 as an active interface with an up link
[   90.501044] bond0: Enslaving bond_slave_0 as an active interface with an up link
[   90.516951] bond0: Enslaving bond_slave_1 as an active interface with an up link
[   90.532643] bond0: Enslaving bond_slave_0 as an active interface with an up link
[   90.561468] bond0: Enslaving bond_slave_1 as an active interface with an up link
[   90.572832] bond0: Enslaving bond_slave_1 as an active interface with an up link
[   90.586604] bond0: Enslaving bond_slave_0 as an active interface with an up link
[   90.620938] bond0: Enslaving bond_slave_1 as an active interface with an up link
[   90.641493] bond0: Enslaving bond_slave_0 as an active interface with an up link
[   90.670616] bond0: Enslaving bond_slave_1 as an active interface with an up link
[   90.709637] bond0: Enslaving bond_slave_1 as an active interface with an up link
[   90.804220] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[   90.820357] team0: Port device team_slave_0 added
[   90.827870] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
[   90.841019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[   90.861262] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[   90.870840] team0: Port device team_slave_0 added
[   90.893425] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[   90.903111] team0: Port device team_slave_0 added
[   90.908347] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[   90.922239] team0: Port device team_slave_1 added
[   90.951228] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[   90.964164] team0: Port device team_slave_1 added
[   90.971436] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[   90.985099] team0: Port device team_slave_1 added
[   90.999254] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[   91.018730] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[   91.030434] team0: Port device team_slave_0 added
[   91.037131] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[   91.050744] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[   91.060018] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[   91.071673] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[   91.079643] team0: Port device team_slave_0 added
[   91.087089] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[   91.094592] team0: Port device team_slave_1 added
[   91.100958] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[   91.110252] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[   91.120156] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[   91.128720] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[   91.137169] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[   91.146284] team0: Port device team_slave_0 added
[   91.151671] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[   91.162723] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[   91.173231] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[   91.180823] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[   91.193551] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[   91.202967] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[   91.210003] team0: Port device team_slave_1 added
[   91.217450] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[   91.225047] team0: Port device team_slave_1 added
[   91.234535] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[   91.242393] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[   91.252811] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[   91.264489] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[   91.281344] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   91.289714] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   91.298083] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[   91.317067] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[   91.329369] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[   91.345269] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[   91.360883] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[   91.368624] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[   91.376336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   91.384073] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   91.391669] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   91.399445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   91.407755] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[   91.420959] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[   91.433746] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[   91.441088] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   91.449388] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[   91.462630] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[   91.470071] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   91.478360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[   91.486189] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   91.493997] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[   91.504622] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[   91.535793] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[   91.547542] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[   91.555917] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   91.569422] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   91.577883] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   91.585984] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   91.595082] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[   91.613056] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[   91.624062] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   91.632490] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   91.640307] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   91.657914] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[   91.668369] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[   91.685754] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[   91.694832] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   91.712567] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[   91.731258] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   91.738954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[   92.116902] bridge0: port 2(bridge_slave_1) entered blocking state
[   92.123484] bridge0: port 2(bridge_slave_1) entered forwarding state
[   92.130386] bridge0: port 1(bridge_slave_0) entered blocking state
[   92.136765] bridge0: port 1(bridge_slave_0) entered forwarding state
[   92.156462] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   92.173015] bridge0: port 2(bridge_slave_1) entered blocking state
[   92.179363] bridge0: port 2(bridge_slave_1) entered forwarding state
[   92.186007] bridge0: port 1(bridge_slave_0) entered blocking state
[   92.192393] bridge0: port 1(bridge_slave_0) entered forwarding state
[   92.204569] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   92.221537] bridge0: port 2(bridge_slave_1) entered blocking state
[   92.227899] bridge0: port 2(bridge_slave_1) entered forwarding state
[   92.234557] bridge0: port 1(bridge_slave_0) entered blocking state
[   92.240899] bridge0: port 1(bridge_slave_0) entered forwarding state
[   92.251692] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   92.367705] bridge0: port 2(bridge_slave_1) entered blocking state
[   92.374120] bridge0: port 2(bridge_slave_1) entered forwarding state
[   92.380700] bridge0: port 1(bridge_slave_0) entered blocking state
[   92.387098] bridge0: port 1(bridge_slave_0) entered forwarding state
[   92.399040] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   92.410203] bridge0: port 2(bridge_slave_1) entered blocking state
[   92.416740] bridge0: port 2(bridge_slave_1) entered forwarding state
[   92.423400] bridge0: port 1(bridge_slave_0) entered blocking state
[   92.429745] bridge0: port 1(bridge_slave_0) entered forwarding state
[   92.437400] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   92.449120] bridge0: port 2(bridge_slave_1) entered blocking state
[   92.455590] bridge0: port 2(bridge_slave_1) entered forwarding state
[   92.462258] bridge0: port 1(bridge_slave_0) entered blocking state
[   92.468606] bridge0: port 1(bridge_slave_0) entered forwarding state
[   92.476103] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[   92.842175] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[   92.850226] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[   92.862249] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[   92.869342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[   92.877278] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[   92.884553] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[   94.433266] 8021q: adding VLAN 0 to HW filter on device bond0
[   94.453329] 8021q: adding VLAN 0 to HW filter on device bond0
[   94.557861] 8021q: adding VLAN 0 to HW filter on device bond0
[   94.628752] 8021q: adding VLAN 0 to HW filter on device bond0
[   94.637442] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   94.649226] 8021q: adding VLAN 0 to HW filter on device bond0
[   94.707281] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   94.769509] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   94.779598] 8021q: adding VLAN 0 to HW filter on device bond0
[   94.822377] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   94.843451] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   94.850367] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   94.860814] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   94.876284] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   94.952614] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   94.958809] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   94.971176] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   95.028448] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[   95.038343] 8021q: adding VLAN 0 to HW filter on device team0
[   95.052598] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   95.061010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   95.068688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   95.102175] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   95.109158] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   95.123164] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   95.132483] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   95.146352] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   95.164133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   95.196949] 8021q: adding VLAN 0 to HW filter on device team0
[   95.271805] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   95.287958] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   95.296723] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   95.310683] 8021q: adding VLAN 0 to HW filter on device team0
[   95.336528] 8021q: adding VLAN 0 to HW filter on device team0
[   95.384238] 8021q: adding VLAN 0 to HW filter on device team0
[   95.490012] 8021q: adding VLAN 0 to HW filter on device team0
2018/12/10 09:54:24 executed programs: 6
2018/12/10 09:54:30 executed programs: 42
2018/12/10 09:54:36 executed programs: 78
2018/12/10 09:54:41 executed programs: 114
2018/12/10 09:54:47 executed programs: 150
2018/12/10 09:54:52 executed programs: 186
2018/12/10 09:54:58 executed programs: 222
2018/12/10 09:55:04 executed programs: 258
2018/12/10 09:55:09 executed programs: 294
2018/12/10 09:55:15 executed programs: 330
2018/12/10 09:55:20 executed programs: 366
[  154.988811] 
[  154.990597] =====================================================
[  154.996799] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected
[  155.003646] 4.20.0-rc5+ #369 Not tainted
[  155.007678] -----------------------------------------------------
[  155.013889] syz-executor3/9472 [HC0[0]:SC0[0]:HE0:SE1] is trying to acquire:
[  155.021043] 000000009ad47144 (&ctx->fd_wqh){....}, at: aio_poll+0x760/0x1420
[  155.028216] 
[  155.028216] and this task is already holding:
[  155.034160] 00000000bac879a5 (&(&ctx->ctx_lock)->rlock){..-.}, at: aio_poll+0x738/0x1420
[  155.042533] which would create a new lock dependency:
[  155.047692]  (&(&ctx->ctx_lock)->rlock){..-.} -> (&ctx->fd_wqh){....}
[  155.054248] 
[  155.054248] but this new dependency connects a SOFTIRQ-irq-safe lock:
[  155.062400]  (&(&ctx->ctx_lock)->rlock){..-.}
[  155.062406] 
[  155.062406] ... which became SOFTIRQ-irq-safe at:
[  155.073310]   lock_acquire+0x1ed/0x520
[  155.077173]   _raw_spin_lock_irq+0x61/0x80
[  155.081379]   free_ioctx_users+0xbc/0x710
[  155.085655]   percpu_ref_switch_to_atomic_rcu+0x563/0x730
[  155.091165]   rcu_process_callbacks+0x100a/0x1ac0
[  155.095983]   __do_softirq+0x308/0xb7e
[  155.099848]   irq_exit+0x17f/0x1c0
[  155.103364]   smp_apic_timer_interrupt+0x1cb/0x760
[  155.108267]   apic_timer_interrupt+0xf/0x20
[  155.112569]   native_safe_halt+0x6/0x10
[  155.116642]   default_idle+0xbf/0x490
[  155.120428]   arch_cpu_idle+0x10/0x20
[  155.124202]   default_idle_call+0x6d/0x90
[  155.128326]   do_idle+0x49b/0x5c0
[  155.131995]   cpu_startup_entry+0x18/0x20
[  155.136120]   start_secondary+0x487/0x5f0
[  155.140243]   secondary_startup_64+0xa4/0xb0
[  155.144634] 
[  155.144634] to a SOFTIRQ-irq-unsafe lock:
[  155.150229]  (&ctx->fault_pending_wqh){+.+.}
[  155.150235] 
[  155.150235] ... which became SOFTIRQ-irq-unsafe at:
[  155.161065] ...
[  155.161074]   lock_acquire+0x1ed/0x520
[  155.166923]   _raw_spin_lock+0x2d/0x40
[  155.170790]   userfaultfd_release+0x63e/0x8d0
[  155.175261]   __fput+0x385/0xa30
[  155.178835]   ____fput+0x15/0x20
[  155.182174]   task_work_run+0x1e8/0x2a0
[  155.186123]   get_signal+0x1558/0x1980
[  155.189987]   do_signal+0x9c/0x21c0
[  155.193595]   exit_to_usermode_loop+0x2e5/0x380
[  155.198236]   do_syscall_64+0x6be/0x820
[  155.202349]   entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  155.207594] 
[  155.207594] other info that might help us debug this:
[  155.207594] 
[  155.215943] Chain exists of:
[  155.215943]   &(&ctx->ctx_lock)->rlock --> &ctx->fd_wqh --> &ctx->fault_pending_wqh
[  155.215943] 
[  155.228183]  Possible interrupt unsafe locking scenario:
[  155.228183] 
[  155.235288]        CPU0                    CPU1
[  155.239925]        ----                    ----
[  155.244845]   lock(&ctx->fault_pending_wqh);
[  155.249233]                                local_irq_disable();
[  155.255492]                                lock(&(&ctx->ctx_lock)->rlock);
[  155.262477]                                lock(&ctx->fd_wqh);
[  155.268418]   <Interrupt>
[  155.271148]     lock(&(&ctx->ctx_lock)->rlock);
[  155.275785] 
[  155.275785]  *** DEADLOCK ***
[  155.275785] 
[  155.281818] 1 lock held by syz-executor3/9472:
[  155.286366]  #0: 00000000bac879a5 (&(&ctx->ctx_lock)->rlock){..-.}, at: aio_poll+0x738/0x1420
[  155.295012] 
[  155.295012] the dependencies between SOFTIRQ-irq-safe lock and the holding lock:
[  155.304124] -> (&(&ctx->ctx_lock)->rlock){..-.} {
[  155.308944]    IN-SOFTIRQ-W at:
[  155.312403]                     lock_acquire+0x1ed/0x520
[  155.317830]                     _raw_spin_lock_irq+0x61/0x80
[  155.323715]                     free_ioctx_users+0xbc/0x710
[  155.329401]                     percpu_ref_switch_to_atomic_rcu+0x563/0x730
[  155.336472]                     rcu_process_callbacks+0x100a/0x1ac0
[  155.342853]                     __do_softirq+0x308/0xb7e
[  155.348477]                     irq_exit+0x17f/0x1c0
[  155.353567]                     smp_apic_timer_interrupt+0x1cb/0x760
[  155.360173]                     apic_timer_interrupt+0xf/0x20
[  155.366043]                     native_safe_halt+0x6/0x10
[  155.371573]                     default_idle+0xbf/0x490
[  155.376917]                     arch_cpu_idle+0x10/0x20
[  155.382292]                     default_idle_call+0x6d/0x90
[  155.388125]                     do_idle+0x49b/0x5c0
[  155.393116]                     cpu_startup_entry+0x18/0x20
[  155.398800]                     start_secondary+0x487/0x5f0
[  155.404484]                     secondary_startup_64+0xa4/0xb0
[  155.410422]    INITIAL USE at:
[  155.413596]                    lock_acquire+0x1ed/0x520
[  155.418928]                    _raw_spin_lock_irq+0x61/0x80
[  155.424737]                    free_ioctx_users+0xbc/0x710
[  155.430460]                    percpu_ref_switch_to_atomic_rcu+0x563/0x730
[  155.437451]                    rcu_process_callbacks+0x100a/0x1ac0
[  155.443748]                    __do_softirq+0x308/0xb7e
[  155.449082]                    irq_exit+0x17f/0x1c0
[  155.454069]                    smp_apic_timer_interrupt+0x1cb/0x760
[  155.460444]                    apic_timer_interrupt+0xf/0x20
[  155.466338]                    native_safe_halt+0x6/0x10
[  155.471766]                    default_idle+0xbf/0x490
[  155.477016]                    arch_cpu_idle+0x10/0x20
[  155.482264]                    default_idle_call+0x6d/0x90
[  155.487866]                    do_idle+0x49b/0x5c0
[  155.492766]                    cpu_startup_entry+0x18/0x20
[  155.498365]                    start_secondary+0x487/0x5f0
[  155.503965]                    secondary_startup_64+0xa4/0xb0
[  155.509816]  }
[  155.511593]  ... key      at: [<ffffffff8b118be0>] __key.51053+0x0/0x40
[  155.518314]  ... acquired at:
[  155.521393]    lock_acquire+0x1ed/0x520
[  155.525509]    _raw_spin_lock+0x2d/0x40
[  155.529459]    aio_poll+0x760/0x1420
[  155.533144]    io_submit_one+0xa49/0xf80
[  155.537180]    __x64_sys_io_submit+0x1b7/0x580
[  155.541735]    do_syscall_64+0x1b9/0x820
[  155.545767]    entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  155.551096] 
[  155.552697] 
[  155.552697] the dependencies between the lock to be acquired
[  155.552700]  and SOFTIRQ-irq-unsafe lock:
[  155.564268]  -> (&ctx->fault_pending_wqh){+.+.} {
[  155.569093]     HARDIRQ-ON-W at:
[  155.572434]                       lock_acquire+0x1ed/0x520
[  155.578031]                       _raw_spin_lock+0x2d/0x40
[  155.583786]                       userfaultfd_release+0x63e/0x8d0
[  155.589998]                       __fput+0x385/0xa30
[  155.595073]                       ____fput+0x15/0x20
[  155.600153]                       task_work_run+0x1e8/0x2a0
[  155.605955]                       get_signal+0x1558/0x1980
[  155.611555]                       do_signal+0x9c/0x21c0
[  155.617133]                       exit_to_usermode_loop+0x2e5/0x380
[  155.623522]                       do_syscall_64+0x6be/0x820
[  155.629367]                       entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  155.636358]     SOFTIRQ-ON-W at:
[  155.639705]                       lock_acquire+0x1ed/0x520
[  155.645301]                       _raw_spin_lock+0x2d/0x40
[  155.650896]                       userfaultfd_release+0x63e/0x8d0
[  155.657217]                       __fput+0x385/0xa30
[  155.662433]                       ____fput+0x15/0x20
[  155.667513]                       task_work_run+0x1e8/0x2a0
[  155.673288]                       get_signal+0x1558/0x1980
[  155.679133]                       do_signal+0x9c/0x21c0
[  155.684581]                       exit_to_usermode_loop+0x2e5/0x380
[  155.690986]                       do_syscall_64+0x6be/0x820
[  155.696689]                       entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  155.703843]     INITIAL USE at:
[  155.707103]                      lock_acquire+0x1ed/0x520
[  155.712617]                      _raw_spin_lock+0x2d/0x40
[  155.718241]                      userfaultfd_ctx_read+0x4f3/0x2180
[  155.724543]                      userfaultfd_read+0x1e2/0x2c0
[  155.730400]                      do_iter_read+0x4a3/0x650
[  155.736042]                      vfs_readv+0x175/0x1c0
[  155.741300]                      do_readv+0x11a/0x310
[  155.746617]                      __x64_sys_readv+0x75/0xb0
[  155.752445]                      do_syscall_64+0x1b9/0x820
[  155.758045]                      entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  155.764938]   }
[  155.766929]   ... key      at: [<ffffffff8b118a20>] __key.44661+0x0/0x40
[  155.773870]   ... acquired at:
[  155.777042]    _raw_spin_lock+0x2d/0x40
[  155.780991]    userfaultfd_ctx_read+0x4f3/0x2180
[  155.785717]    userfaultfd_read+0x1e2/0x2c0
[  155.790012]    do_iter_read+0x4a3/0x650
[  155.793956]    vfs_readv+0x175/0x1c0
[  155.797753]    do_readv+0x11a/0x310
[  155.801361]    __x64_sys_readv+0x75/0xb0
[  155.805395]    do_syscall_64+0x1b9/0x820
[  155.809435]    entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  155.814896] 
[  155.816496] -> (&ctx->fd_wqh){....} {
[  155.820275]    INITIAL USE at:
[  155.823442]                    lock_acquire+0x1ed/0x520
[  155.828776]                    _raw_spin_lock_irq+0x61/0x80
[  155.834458]                    userfaultfd_ctx_read+0x2e4/0x2180
[  155.840715]                    userfaultfd_read+0x1e2/0x2c0
[  155.846401]                    do_iter_read+0x4a3/0x650
[  155.851826]                    vfs_readv+0x175/0x1c0
[  155.857171]                    do_readv+0x11a/0x310
[  155.862292]                    __x64_sys_readv+0x75/0xb0
[  155.867721]                    do_syscall_64+0x1b9/0x820
[  155.873473]                    entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  155.880366]  }
[  155.882152]  ... key      at: [<ffffffff8b118960>] __key.44664+0x0/0x40
[  155.888877]  ... acquired at:
[  155.892172]    lock_acquire+0x1ed/0x520
[  155.896126]    _raw_spin_lock+0x2d/0x40
[  155.900074]    aio_poll+0x760/0x1420
[  155.903762]    io_submit_one+0xa49/0xf80
[  155.907794]    __x64_sys_io_submit+0x1b7/0x580
[  155.912954]    do_syscall_64+0x1b9/0x820
[  155.916995]    entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  155.922325] 
[  155.923933] 
[  155.923933] stack backtrace:
[  155.928404] CPU: 1 PID: 9472 Comm: syz-executor3 Not tainted 4.20.0-rc5+ #369
[  155.936010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  155.945343] Call Trace:
[  155.947910]  dump_stack+0x244/0x39d
[  155.951514]  ? dump_stack_print_info.cold.1+0x20/0x20
[  155.956689]  ? print_shortest_lock_dependencies.cold.55+0x18e/0x211
[  155.963069]  ? vprintk_func+0x85/0x181
[  155.966934]  check_usage.cold.58+0x6d5/0xad1
[  155.971319]  ? check_usage_forwards+0x3d0/0x3d0
[  155.975962]  ? __lock_acquire+0x62f/0x4c20
[  155.980171]  ? __schedule+0x8d7/0x21d0
[  155.984031]  ? lockdep_on+0x50/0x50
[  155.987633]  ? mark_held_locks+0x130/0x130
[  155.991974]  ? __lock_acquire+0x62f/0x4c20
[  155.996188]  ? trace_event_raw_event_lock_acquire+0x440/0x440
[  156.002049]  __lock_acquire+0x238a/0x4c20
[  156.006169]  ? __lock_acquire+0x238a/0x4c20
[  156.010475]  ? mark_held_locks+0x130/0x130
[  156.014685]  ? zap_class+0x640/0x640
[  156.018374]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  156.023449]  ? find_held_lock+0x36/0x1c0
[  156.027504]  ? add_wait_queue+0x1b9/0x2b0
[  156.031624]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  156.036706]  ? _raw_spin_unlock_irqrestore+0x82/0xd0
[  156.041793]  ? lockdep_hardirqs_on+0x3bb/0x5b0
[  156.046348]  ? trace_hardirqs_on+0xbd/0x310
[  156.050649]  ? kasan_check_read+0x11/0x20
[  156.054791]  ? add_wait_queue+0x1b9/0x2b0
[  156.058943]  ? trace_hardirqs_off_caller+0x310/0x310
[  156.064030]  ? rcu_softirq_qs+0x20/0x20
[  156.067989]  ? _raw_spin_unlock_irqrestore+0x6d/0xd0
[  156.073066]  ? add_wait_queue+0x1b9/0x2b0
[  156.077188]  ? __wake_up_locked_key_bookmark+0x20/0x20
[  156.082438]  lock_acquire+0x1ed/0x520
[  156.086215]  ? aio_poll+0x760/0x1420
[  156.089902]  ? lock_release+0xa00/0xa00
[  156.093860]  ? kasan_check_read+0x11/0x20
[  156.097983]  ? do_raw_spin_lock+0x14f/0x350
[  156.102277]  ? __ia32_sys_eventfd+0x40/0x40
[  156.106692]  ? rwlock_bug.part.2+0x90/0x90
[  156.110960]  ? trace_hardirqs_on+0x310/0x310
[  156.115488]  ? __save_stack_trace+0x8d/0xf0
[  156.119792]  _raw_spin_lock+0x2d/0x40
[  156.123568]  ? aio_poll+0x760/0x1420
[  156.127470]  aio_poll+0x760/0x1420
[  156.131114]  ? free_ioctx_users+0x710/0x710
[  156.135410]  ? kmem_cache_alloc+0x12e/0x730
[  156.139706]  ? aio_setup_rw+0x170/0x170
[  156.143832]  ? zap_class+0x640/0x640
[  156.147518]  ? mark_held_locks+0x130/0x130
[  156.151724]  ? zap_class+0x640/0x640
[  156.155410]  ? find_held_lock+0x36/0x1c0
[  156.159446]  ? find_held_lock+0x36/0x1c0
[  156.163485]  ? __might_fault+0x12b/0x1e0
[  156.167525]  ? lock_downgrade+0x900/0x900
[  156.171708]  ? lock_release+0xa00/0xa00
[  156.175661]  ? perf_trace_sched_process_exec+0x860/0x860
[  156.181084]  ? kasan_check_read+0x11/0x20
[  156.185207]  ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170
[  156.190466]  io_submit_one+0xa49/0xf80
[  156.194334]  ? io_submit_one+0xa49/0xf80
[  156.198726]  ? aio_poll+0x1420/0x1420
[  156.202638]  ? __might_fault+0x12b/0x1e0
[  156.206673]  ? lock_downgrade+0x900/0x900
[  156.210799]  ? perf_trace_sched_process_exec+0x860/0x860
[  156.216238]  __x64_sys_io_submit+0x1b7/0x580
[  156.220622]  ? __ia32_sys_io_destroy+0x580/0x580
[  156.225352]  ? trace_hardirqs_on+0xbd/0x310
[  156.229648]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[  156.235300]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  156.240642]  ? trace_hardirqs_off_caller+0x310/0x310
[  156.246020]  do_syscall_64+0x1b9/0x820
[  156.250361]  ? __ia32_sys_io_destroy+0x580/0x580
[  156.255093]  ? do_syscall_64+0x1b9/0x820
[  156.259126]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  156.264660]  ? syscall_return_slowpath+0x5e0/0x5e0
[  156.269717]  ? trace_hardirqs_on_caller+0x310/0x310
[  156.274717]  ? prepare_exit_to_usermode+0x3b0/0x3b0
[  156.279708]  ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250
[  156.286491]  ? __switch_to_asm+0x40/0x70
[  156.290677]  ? __switch_to_asm+0x34/0x70
[  156.294715]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  156.299889]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  156.305233] RIP: 0033:0x457659
[  156.308534] Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
[  156.327528] RSP: 002b:00007f9b427b9c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1
[  156.335208] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457659
[  156.342450] RDX: 0000000020000b00 RSI: 0000000000000001 RDI: 00007f9b427dc000
[  156.350233] RBP: 000000000072c040 R08: 0000000000000000 R09: 0000000000000000
[  156.357485] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9b427ba6d4
[  156.364728] R13: 00000000004be9a4 R14: 00000000004cf588 R15: 00000000ffffffff
[  156.445163] kobject: 'loop5' (000000005d82d4dc): kobject_uevent_env
[  156.454289] kobject: 'loop5' (000000005d82d4dc): fill_kobj_path: path = '/devices/virtual/block/loop5'
[  156.468361] kobject: 'loop4' (000000009fc51468): kobject_uevent_env
[  156.475062] kobject: 'loop4' (000000009fc51468): fill_kobj_path: path = '/devices/virtual/block/loop4'
[  156.485930] kobject: 'loop0' (0000000088137d1e): kobject_uevent_env
[  156.492355] kobject: 'loop0' (0000000088137d1e): fill_kobj_path: path = '/devices/virtual/block/loop0'
[  156.502255] kobject: 'loop2' (00000000183aeeb7): kobject_uevent_env
[  156.508644] kobject: 'loop2' (00000000183aeeb7): fill_kobj_path: path = '/devices/virtual/block/loop2'
[  156.518292] kobject: 'loop1' (00000000fbd1591b): kobject_uevent_env
[  156.524837] kobject: 'loop1' (00000000fbd1591b): fill_kobj_path: path = '/devices/virtual/block/loop1'
[  156.534623] kobject: 'loop3' (000000006102e3dd): kobject_uevent_env
[  156.541030] kobject: 'loop3' (000000006102e3dd): fill_kobj_path: path = '/devices/virtual/block/loop3'
[  157.334442] kobject: 'loop0' (0000000088137d1e): kobject_uevent_env
[  157.341991] kobject: 'loop0' (0000000088137d1e): fill_kobj_path: path = '/devices/virtual/block/loop0'
[  157.354923] kobject: 'loop2' (00000000183aeeb7): kobject_uevent_env
[  157.361412] kobject: 'loop2' (00000000183aeeb7): fill_kobj_path: path = '/devices/virtual/block/loop2'
[  157.380224] kobject: 'loop5' (000000005d82d4dc): kobject_uevent_env
[  157.386858] kobject: 'loop5' (000000005d82d4dc): fill_kobj_path: path = '/devices/virtual/block/loop5'
[  157.396848] kobject: 'loop3' (000000006102e3dd): kobject_uevent_env
[  157.403877] kobject: 'loop3' (000000006102e3dd): fill_kobj_path: path = '/devices/virtual/block/loop3'
[  157.413638] kobject: 'loop4' (000000009fc51468): kobject_uevent_env
[  157.420300] kobject: 'loop4' (000000009fc51468): fill_kobj_path: path = '/devices/virtual/block/loop4'
[  157.430638] kobject: 'loop1' (00000000fbd1591b): kobject_uevent_env
[  157.440859] kobject: 'loop1' (00000000fbd1591b): fill_kobj_path: path = '/devices/virtual/block/loop1'
2018/12/10 09:55:25 executed programs: 391
[  158.254560] kobject: 'loop5' (000000005d82d4dc): kobject_uevent_env
[  158.261041] kobject: 'loop5' (000000005d82d4dc): fill_kobj_path: path = '/devices/virtual/block/loop5'
[  158.272963] kobject: 'loop0' (0000000088137d1e): kobject_uevent_env
[  158.280106] kobject: 'loop0' (0000000088137d1e): fill_kobj_path: path = '/devices/virtual/block/loop0'
[  158.293920] kobject: 'loop2' (00000000183aeeb7): kobject_uevent_env
[  158.301471] kobject: 'loop2' (00000000183aeeb7): fill_kobj_path: path = '/devices/virtual/block/loop2'
[  158.319468] kobject: 'loop4' (000000009fc51468): kobject_uevent_env
[  158.326666] kobject: 'loop4' (000000009fc51468): fill_kobj_path: path = '/devices/virtual/block/loop4'
[  158.336668] kobject: 'loop3' (000000006102e3dd): kobject_uevent_env
[  158.343289] kobject: 'loop3' (000000006102e3dd): fill_kobj_path: path = '/devices/virtual/block/loop3'
[  158.355350] kobject: 'loop1' (00000000fbd1591b): kobject_uevent_env
[  158.361895] kobject: 'loop1' (00000000fbd1591b): fill_kobj_path: path = '/devices/virtual/block/loop1'
[  159.184851] kobject: 'loop5' (000000005d82d4dc): kobject_uevent_env
[  159.191479] kobject: 'loop5' (000000005d82d4dc): fill_kobj_path: path = '/devices/virtual/block/loop5'
[  159.207440] kobject: 'loop0' (0000000088137d1e): kobject_uevent_env
[  159.214943] kobject: 'loop0' (0000000088137d1e): fill_kobj_path: path = '/devices/virtual/block/loop0'
[  159.235538] kobject: 'loop4' (000000009fc51468): kobject_uevent_env
[  159.243534] kobject: 'loop4' (000000009fc51468): fill_kobj_path: path = '/devices/virtual/block/loop4'
[  159.258084] kobject: 'loop1' (00000000fbd1591b): kobject_uevent_env
[  159.268085] kobject: 'loop1' (00000000fbd1591b): fill_kobj_path: path = '/devices/virtual/block/loop1'
[  159.277897] kobject: 'loop2' (00000000183aeeb7): kobject_uevent_env
[  159.284369] kobject: 'loop2' (00000000183aeeb7): fill_kobj_path: path = '/devices/virtual/block/loop2'
[  159.294108] kobject: 'loop3' (000000006102e3dd): kobject_uevent_env
[  159.300516] kobject: 'loop3' (000000006102e3dd): fill_kobj_path: path = '/devices/virtual/block/loop3'
[  160.104109] kobject: 'loop5' (000000005d82d4dc): kobject_uevent_env
[  160.110773] kobject: 'loop5' (000000005d82d4dc): fill_kobj_path: path = '/devices/virtual/block/loop5'
[  160.135634] kobject: 'loop2' (00000000183aeeb7): kobject_uevent_env
[  160.142901] kobject: 'loop2' (00000000183aeeb7): fill_kobj_path: path = '/devices/virtual/block/loop2'
[  160.152650] kobject: 'loop1' (00000000fbd1591b): kobject_uevent_env
[  160.159054] kobject: 'loop1' (00000000fbd1591b): fill_kobj_path: path = '/devices/virtual/block/loop1'
[  160.170173] kobject: 'loop0' (0000000088137d1e): kobject_uevent_env
[  160.176715] kobject: 'loop0' (0000000088137d1e): fill_kobj_path: path = '/devices/virtual/block/loop0'
[  160.187104] kobject: 'loop3' (000000006102e3dd): kobject_uevent_env
[  160.197657] kobject: 'loop3' (000000006102e3dd): fill_kobj_path: path = '/devices/virtual/block/loop3'
[  160.207411] kobject: 'loop4' (000000009fc51468): kobject_uevent_env
[  160.213859] kobject: 'loop4' (000000009fc51468): fill_kobj_path: path = '/devices/virtual/block/loop4'
[  161.054787] kobject: 'loop5' (000000005d82d4dc): kobject_uevent_env
[  161.062082] kobject: 'loop5' (000000005d82d4dc): fill_kobj_path: path = '/devices/virtual/block/loop5'
[  161.078227] kobject: 'loop2' (00000000183aeeb7): kobject_uevent_env
[  161.086436] kobject: 'loop2' (00000000183aeeb7): fill_kobj_path: path = '/devices/virtual/block/loop2'
[  161.098586] kobject: 'loop0' (0000000088137d1e): kobject_uevent_env
[  161.105136] kobject: 'loop0' (0000000088137d1e): fill_kobj_path: path = '/devices/virtual/block/loop0'
[  161.115319] kobject: 'loop1' (00000000fbd1591b): kobject_uevent_env
[  161.122788] kobject: 'loop1' (00000000fbd1591b): fill_kobj_path: path = '/devices/virtual/block/loop1'
[  161.132996] kobject: 'loop3' (000000006102e3dd): kobject_uevent_env
[  161.139441] kobject: 'loop3' (000000006102e3dd): fill_kobj_path: path = '/devices/virtual/block/loop3'
[  161.152951] kobject: 'loop4' (000000009fc51468): kobject_uevent_env
[  161.159378] kobject: 'loop4' (000000009fc51468): fill_kobj_path: path = '/devices/virtual/block/loop4'
[  161.994265] kobject: 'loop5' (000000005d82d4dc): kobject_uevent_env
[  162.000765] kobject: 'loop5' (000000005d82d4dc): fill_kobj_path: path = '/devices/virtual/block/loop5'
[  162.015892] kobject: 'loop2' (00000000183aeeb7): kobject_uevent_env
[  162.026693] kobject: 'loop2' (00000000183aeeb7): fill_kobj_path: path = '/devices/virtual/block/loop2'
[  162.037785] kobject: 'loop1' (00000000fbd1591b): kobject_uevent_env
[  162.044874] kobject: 'loop1' (00000000fbd1591b): fill_kobj_path: path = '/devices/virtual/block/loop1'
[  162.055096] kobject: 'loop0' (0000000088137d1e): kobject_uevent_env
[  162.062400] kobject: 'loop0' (0000000088137d1e): fill_kobj_path: path = '/devices/virtual/block/loop0'
[  162.072364] kobject: 'loop3' (000000006102e3dd): kobject_uevent_env
[  162.078804] kobject: 'loop3' (000000006102e3dd): fill_kobj_path: path = '/devices/virtual/block/loop3'
[  162.089124] kobject: 'loop4' (000000009fc51468): kobject_uevent_env
[  162.099189] kobject: 'loop4' (000000009fc51468): fill_kobj_path: path = '/devices/virtual/block/loop4'
[  162.935206] kobject: 'loop5' (000000005d82d4dc): kobject_uevent_env
[  162.942432] kobject: 'loop5' (000000005d82d4dc): fill_kobj_path: path = '/devices/virtual/block/loop5'
[  162.960411] kobject: 'loop2' (00000000183aeeb7): kobject_uevent_env
[  162.970758] kobject: 'loop2' (00000000183aeeb7): fill_kobj_path: path = '/devices/virtual/block/loop2'
[  162.981454] kobject: 'loop0' (0000000088137d1e): kobject_uevent_env
[  162.987998] kobject: 'loop0' (0000000088137d1e): fill_kobj_path: path = '/devices/virtual/block/loop0'
[  163.000599] kobject: 'loop3' (000000006102e3dd): kobject_uevent_env
[  163.012417] kobject: 'loop3' (000000006102e3dd): fill_kobj_path: path = '/devices/virtual/block/loop3'
[  163.022601] kobject: 'loop4' (000000009fc51468): kobject_uevent_env
[  163.029127] kobject: 'loop4' (000000009fc51468): fill_kobj_path: path = '/devices/virtual/block/loop4'
[  163.039410] kobject: 'loop1' (00000000fbd1591b): kobject_uevent_env
[  163.050514] kobject: 'loop1' (00000000fbd1591b): fill_kobj_path: path = '/devices/virtual/block/loop1'
2018/12/10 09:55:31 executed programs: 426
[  163.865200] kobject: 'loop5' (000000005d82d4dc): kobject_uevent_env
[  163.871671] kobject: 'loop5' (000000005d82d4dc): fill_kobj_path: path = '/devices/virtual/block/loop5'
[  163.896478] kobject: 'loop2' (00000000183aeeb7): kobject_uevent_env
[  163.904791] kobject: 'loop2' (00000000183aeeb7): fill_kobj_path: path = '/devices/virtual/block/loop2'
[  163.914909] kobject: 'loop0' (0000000088137d1e): kobject_uevent_env
[  163.923470] kobject: 'loop0' (0000000088137d1e): fill_kobj_path: path = '/devices/virtual/block/loop0'
[  163.933340] kobject: 'loop3' (000000006102e3dd): kobject_uevent_env
[  163.939761] kobject: 'loop3' (000000006102e3dd): fill_kobj_path: path = '/devices/virtual/block/loop3'
[  163.949520] kobject: 'loop4' (000000009fc51468): kobject_uevent_env
[  163.955967] kobject: 'loop4' (000000009fc51468): fill_kobj_path: path = '/devices/virtual/block/loop4'
[  163.966097] kobject: 'loop1' (00000000fbd1591b): kobject_uevent_env
[  163.972549] kobject: 'loop1' (00000000fbd1591b): fill_kobj_path: path = '/devices/virtual/block/loop1'
[  164.794343] kobject: 'loop5' (000000005d82d4dc): kobject_uevent_env
[  164.800893] kobject: 'loop5' (000000005d82d4dc): fill_kobj_path: path = '/devices/virtual/block/loop5'
[  164.827636] kobject: 'loop2' (00000000183aeeb7): kobject_uevent_env
[  164.834920] kobject: 'loop2' (00000000183aeeb7): fill_kobj_path: path = '/devices/virtual/block/loop2'
[  164.844813] kobject: 'loop0' (0000000088137d1e): kobject_uevent_env
[  164.853516] kobject: 'loop0' (0000000088137d1e): fill_kobj_path: path = '/devices/virtual/block/loop0'
[  164.867302] kobject: 'loop3' (000000006102e3dd): kobject_uevent_env
[  164.876935] kobject: 'loop3' (000000006102e3dd): fill_kobj_path: path = '/devices/virtual/block/loop3'
[  164.886881] kobject: 'loop4' (000000009fc51468): kobject_uevent_env
[  164.893354] kobject: 'loop4' (000000009fc51468): fill_kobj_path: path = '/devices/virtual/block/loop4'
[  164.903428] kobject: 'loop1' (00000000fbd1591b): kobject_uevent_env
[  164.909840] kobject: 'loop1' (00000000fbd1591b): fill_kobj_path: path = '/devices/virtual/block/loop1'