[....] 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. [ 29.540376] kauditd_printk_skb: 7 callbacks suppressed [ 29.540388] audit: type=1800 audit(1543241113.050:29): pid=5929 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 29.566185] audit: type=1800 audit(1543241113.060:30): pid=5929 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.15.198' (ECDSA) to the list of known hosts. 2018/11/26 14:07:37 parsed 1 programs syzkaller login: [ 175.478314] ld (6094) used greatest stack depth: 15296 bytes left 2018/11/26 14:07:39 executed programs: 0 [ 176.201307] IPVS: ftp: loaded support on port[0] = 21 [ 176.201912] IPVS: ftp: loaded support on port[0] = 21 [ 176.227097] IPVS: ftp: loaded support on port[0] = 21 [ 176.228441] IPVS: ftp: loaded support on port[0] = 21 [ 176.250539] IPVS: ftp: loaded support on port[0] = 21 [ 176.251838] IPVS: ftp: loaded support on port[0] = 21 [ 177.030073] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.041395] bridge0: port 1(bridge_slave_0) entered disabled state [ 177.048928] device bridge_slave_0 entered promiscuous mode [ 177.082972] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.093409] bridge0: port 2(bridge_slave_1) entered disabled state [ 177.100346] device bridge_slave_1 entered promiscuous mode [ 177.114606] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.121017] bridge0: port 1(bridge_slave_0) entered disabled state [ 177.128547] device bridge_slave_0 entered promiscuous mode [ 177.136518] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.143605] bridge0: port 1(bridge_slave_0) entered disabled state [ 177.150744] device bridge_slave_0 entered promiscuous mode [ 177.161999] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.170602] bridge0: port 1(bridge_slave_0) entered disabled state [ 177.177761] device bridge_slave_0 entered promiscuous mode [ 177.191213] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.199410] bridge0: port 2(bridge_slave_1) entered disabled state [ 177.206582] device bridge_slave_1 entered promiscuous mode [ 177.213108] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 177.222762] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.229129] bridge0: port 2(bridge_slave_1) entered disabled state [ 177.237354] device bridge_slave_1 entered promiscuous mode [ 177.245350] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.251681] bridge0: port 2(bridge_slave_1) entered disabled state [ 177.261394] device bridge_slave_1 entered promiscuous mode [ 177.267780] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.275186] bridge0: port 1(bridge_slave_0) entered disabled state [ 177.282093] device bridge_slave_0 entered promiscuous mode [ 177.301905] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 177.314230] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 177.321810] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 177.334909] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 177.344604] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.351322] bridge0: port 2(bridge_slave_1) entered disabled state [ 177.367806] device bridge_slave_1 entered promiscuous mode [ 177.385035] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.391499] bridge0: port 1(bridge_slave_0) entered disabled state [ 177.400461] device bridge_slave_0 entered promiscuous mode [ 177.419772] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 177.434161] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 177.442972] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 177.450162] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 177.488813] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.497709] bridge0: port 2(bridge_slave_1) entered disabled state [ 177.511894] device bridge_slave_1 entered promiscuous mode [ 177.520444] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 177.559256] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 177.590436] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 177.656353] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 177.674170] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 177.687730] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 177.707597] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 177.745208] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 177.775676] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 177.825258] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 177.834028] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 177.844190] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 177.864857] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 177.871922] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 177.893459] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 177.902002] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 177.919525] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 177.937374] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 177.950384] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 177.967137] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 177.975885] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 177.988069] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 177.999357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 178.018391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 178.027726] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 178.038043] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 178.061898] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 178.074188] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 178.083120] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 178.105034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 178.113467] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 178.131592] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 178.151551] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 178.168843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 178.182004] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 178.290367] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 178.297837] team0: Port device team_slave_0 added [ 178.303315] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 178.310708] team0: Port device team_slave_0 added [ 178.319305] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 178.327016] team0: Port device team_slave_0 added [ 178.335050] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 178.343254] team0: Port device team_slave_0 added [ 178.372127] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 178.389930] team0: Port device team_slave_1 added [ 178.398550] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 178.416505] team0: Port device team_slave_1 added [ 178.424978] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 178.433966] team0: Port device team_slave_1 added [ 178.439270] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 178.450111] team0: Port device team_slave_1 added [ 178.472909] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 178.480256] team0: Port device team_slave_0 added [ 178.488107] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 178.521941] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 178.534925] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 178.558431] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 178.573258] team0: Port device team_slave_1 added [ 178.584563] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 178.598070] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 178.610471] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 178.617980] team0: Port device team_slave_0 added [ 178.629175] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 178.647106] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 178.670390] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 178.684075] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 178.695373] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 178.703813] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 178.714118] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 178.725175] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 178.739283] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 178.750751] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 178.762667] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 178.770013] team0: Port device team_slave_1 added [ 178.797405] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 178.807378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 178.815964] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 178.823938] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 178.833078] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 178.840743] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 178.848872] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 178.861455] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 178.871519] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 178.883255] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 178.891459] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 178.908656] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 178.917143] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 178.925458] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 178.932939] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 178.942878] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 178.961085] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 178.976548] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 178.998192] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 179.006630] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 179.015286] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 179.023175] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 179.034072] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 179.056804] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 179.073228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 179.090331] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 179.100019] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 179.116108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 179.126955] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 179.143076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 179.151352] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 179.182557] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 179.191010] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 179.217621] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 179.263040] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 179.270238] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 179.279384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 179.712502] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.719017] bridge0: port 2(bridge_slave_1) entered forwarding state [ 179.726002] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.732407] bridge0: port 1(bridge_slave_0) entered forwarding state [ 179.748673] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 179.760246] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.766704] bridge0: port 2(bridge_slave_1) entered forwarding state [ 179.773396] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.779757] bridge0: port 1(bridge_slave_0) entered forwarding state [ 179.787667] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 179.803157] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 179.816215] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 179.884274] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.890710] bridge0: port 2(bridge_slave_1) entered forwarding state [ 179.897441] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.903861] bridge0: port 1(bridge_slave_0) entered forwarding state [ 179.914233] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 179.932249] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.938672] bridge0: port 2(bridge_slave_1) entered forwarding state [ 179.945385] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.951758] bridge0: port 1(bridge_slave_0) entered forwarding state [ 179.964192] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 179.984598] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.990983] bridge0: port 2(bridge_slave_1) entered forwarding state [ 179.997743] bridge0: port 1(bridge_slave_0) entered blocking state [ 180.004174] bridge0: port 1(bridge_slave_0) entered forwarding state [ 180.021130] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 180.154022] bridge0: port 2(bridge_slave_1) entered blocking state [ 180.160430] bridge0: port 2(bridge_slave_1) entered forwarding state [ 180.167143] bridge0: port 1(bridge_slave_0) entered blocking state [ 180.173572] bridge0: port 1(bridge_slave_0) entered forwarding state [ 180.182587] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 180.832802] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 180.848323] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 180.867134] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 180.882482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 182.603882] 8021q: adding VLAN 0 to HW filter on device bond0 [ 182.611889] 8021q: adding VLAN 0 to HW filter on device bond0 [ 182.727976] 8021q: adding VLAN 0 to HW filter on device bond0 [ 182.746809] 8021q: adding VLAN 0 to HW filter on device bond0 [ 182.836447] 8021q: adding VLAN 0 to HW filter on device bond0 [ 182.858414] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 182.909694] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 182.986169] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 183.029573] 8021q: adding VLAN 0 to HW filter on device bond0 [ 183.040020] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 183.118145] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 183.124969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 183.134094] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 183.150800] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 183.175406] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 183.181554] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 183.194752] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 183.284629] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 183.290792] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 183.298560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 183.317485] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 183.343382] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 183.349529] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 183.361532] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 183.383456] 8021q: adding VLAN 0 to HW filter on device team0 [ 183.451990] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 183.462459] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 183.475273] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 183.493392] 8021q: adding VLAN 0 to HW filter on device team0 [ 183.569045] 8021q: adding VLAN 0 to HW filter on device team0 [ 183.643364] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 183.650203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 183.660885] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 183.683441] 8021q: adding VLAN 0 to HW filter on device team0 [ 183.755731] 8021q: adding VLAN 0 to HW filter on device team0 [ 183.900259] 8021q: adding VLAN 0 to HW filter on device team0 2018/11/26 14:07:49 executed programs: 6 2018/11/26 14:07:54 executed programs: 41 2018/11/26 14:07:59 executed programs: 72 2018/11/26 14:08:05 executed programs: 108 2018/11/26 14:08:10 executed programs: 144 2018/11/26 14:08:16 executed programs: 180 [ 218.356958] [ 218.358708] ===================================================== [ 218.364919] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 218.371650] 4.20.0-rc4+ #129 Not tainted [ 218.375680] ----------------------------------------------------- [ 218.381923] syz-executor4/8724 [HC0[0]:SC0[0]:HE0:SE1] is trying to acquire: [ 218.389081] 00000000266d3a93 (&ctx->fd_wqh){....}, at: aio_poll+0x760/0x1420 [ 218.396258] [ 218.396258] and this task is already holding: [ 218.402276] 000000001ca4b10f (&(&ctx->ctx_lock)->rlock){..-.}, at: aio_poll+0x738/0x1420 [ 218.410500] which would create a new lock dependency: [ 218.415666] (&(&ctx->ctx_lock)->rlock){..-.} -> (&ctx->fd_wqh){....} [ 218.422240] [ 218.422240] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 218.430296] (&(&ctx->ctx_lock)->rlock){..-.} [ 218.430301] [ 218.430301] ... which became SOFTIRQ-irq-safe at: [ 218.441068] lock_acquire+0x1ed/0x520 [ 218.444931] _raw_spin_lock_irq+0x61/0x80 [ 218.449140] free_ioctx_users+0xbc/0x710 [ 218.453263] percpu_ref_switch_to_atomic_rcu+0x563/0x730 [ 218.458777] rcu_process_callbacks+0x100a/0x1ac0 [ 218.463596] __do_softirq+0x308/0xb7e [ 218.467458] irq_exit+0x17f/0x1c0 [ 218.470975] smp_apic_timer_interrupt+0x1cb/0x760 [ 218.475880] apic_timer_interrupt+0xf/0x20 [ 218.480182] native_safe_halt+0x6/0x10 [ 218.484132] default_idle+0xbf/0x490 [ 218.487910] arch_cpu_idle+0x10/0x20 [ 218.491711] default_idle_call+0x6d/0x90 [ 218.495841] do_idle+0x49b/0x5c0 [ 218.499269] cpu_startup_entry+0x18/0x20 [ 218.503397] start_secondary+0x487/0x5f0 [ 218.507529] secondary_startup_64+0xa4/0xb0 [ 218.511916] [ 218.511916] to a SOFTIRQ-irq-unsafe lock: [ 218.517540] (&ctx->fault_pending_wqh){+.+.} [ 218.517546] [ 218.517546] ... which became SOFTIRQ-irq-unsafe at: [ 218.528403] ... [ 218.528412] lock_acquire+0x1ed/0x520 [ 218.534151] _raw_spin_lock+0x2d/0x40 [ 218.538014] userfaultfd_release+0x63e/0x8d0 [ 218.542492] __fput+0x385/0xa30 [ 218.545836] ____fput+0x15/0x20 [ 218.549178] task_work_run+0x1e8/0x2a0 [ 218.553126] get_signal+0x1558/0x1980 [ 218.556991] do_signal+0x9c/0x21c0 [ 218.560595] exit_to_usermode_loop+0x2e5/0x380 [ 218.565239] do_syscall_64+0x6be/0x820 [ 218.569188] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.574452] [ 218.574452] other info that might help us debug this: [ 218.574452] [ 218.582584] Chain exists of: [ 218.582584] &(&ctx->ctx_lock)->rlock --> &ctx->fd_wqh --> &ctx->fault_pending_wqh [ 218.582584] [ 218.594702] Possible interrupt unsafe locking scenario: [ 218.594702] [ 218.601600] CPU0 CPU1 [ 218.606264] ---- ---- [ 218.610901] lock(&ctx->fault_pending_wqh); [ 218.615284] local_irq_disable(); [ 218.621337] lock(&(&ctx->ctx_lock)->rlock); [ 218.628339] lock(&ctx->fd_wqh); [ 218.634282] [ 218.637021] lock(&(&ctx->ctx_lock)->rlock); [ 218.641686] [ 218.641686] *** DEADLOCK *** [ 218.641686] [ 218.647721] 1 lock held by syz-executor4/8724: [ 218.652274] #0: 000000001ca4b10f (&(&ctx->ctx_lock)->rlock){..-.}, at: aio_poll+0x738/0x1420 [ 218.660921] [ 218.660921] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 218.669911] -> (&(&ctx->ctx_lock)->rlock){..-.} { [ 218.674730] IN-SOFTIRQ-W at: [ 218.677990] lock_acquire+0x1ed/0x520 [ 218.683417] _raw_spin_lock_irq+0x61/0x80 [ 218.689206] free_ioctx_users+0xbc/0x710 [ 218.694895] percpu_ref_switch_to_atomic_rcu+0x563/0x730 [ 218.701981] rcu_process_callbacks+0x100a/0x1ac0 [ 218.708364] __do_softirq+0x308/0xb7e [ 218.713788] irq_exit+0x17f/0x1c0 [ 218.718870] smp_apic_timer_interrupt+0x1cb/0x760 [ 218.725338] apic_timer_interrupt+0xf/0x20 [ 218.731201] native_safe_halt+0x6/0x10 [ 218.736711] default_idle+0xbf/0x490 [ 218.742056] arch_cpu_idle+0x10/0x20 [ 218.747396] default_idle_call+0x6d/0x90 [ 218.753081] do_idle+0x49b/0x5c0 [ 218.758072] cpu_startup_entry+0x18/0x20 [ 218.763762] start_secondary+0x487/0x5f0 [ 218.769452] secondary_startup_64+0xa4/0xb0 [ 218.775392] INITIAL USE at: [ 218.778564] lock_acquire+0x1ed/0x520 [ 218.783905] _raw_spin_lock_irq+0x61/0x80 [ 218.789593] free_ioctx_users+0xbc/0x710 [ 218.795197] percpu_ref_switch_to_atomic_rcu+0x563/0x730 [ 218.802200] rcu_process_callbacks+0x100a/0x1ac0 [ 218.808499] __do_softirq+0x308/0xb7e [ 218.813846] irq_exit+0x17f/0x1c0 [ 218.818840] smp_apic_timer_interrupt+0x1cb/0x760 [ 218.825223] apic_timer_interrupt+0xf/0x20 [ 218.831014] native_safe_halt+0x6/0x10 [ 218.836451] default_idle+0xbf/0x490 [ 218.841708] arch_cpu_idle+0x10/0x20 [ 218.846963] default_idle_call+0x6d/0x90 [ 218.852616] do_idle+0x49b/0x5c0 [ 218.857529] cpu_startup_entry+0x18/0x20 [ 218.863128] start_secondary+0x487/0x5f0 [ 218.868728] secondary_startup_64+0xa4/0xb0 [ 218.874608] } [ 218.876404] ... key at: [] __key.51037+0x0/0x40 [ 218.883130] ... acquired at: [ 218.886215] lock_acquire+0x1ed/0x520 [ 218.890166] _raw_spin_lock+0x2d/0x40 [ 218.894115] aio_poll+0x760/0x1420 [ 218.897807] io_submit_one+0xa49/0xf80 [ 218.901845] __x64_sys_io_submit+0x1b7/0x580 [ 218.906406] do_syscall_64+0x1b9/0x820 [ 218.910444] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 218.915776] [ 218.917379] [ 218.917379] the dependencies between the lock to be acquired [ 218.917382] and SOFTIRQ-irq-unsafe lock: [ 218.928887] -> (&ctx->fault_pending_wqh){+.+.} { [ 218.933713] HARDIRQ-ON-W at: [ 218.937065] lock_acquire+0x1ed/0x520 [ 218.942681] _raw_spin_lock+0x2d/0x40 [ 218.948283] userfaultfd_release+0x63e/0x8d0 [ 218.954497] __fput+0x385/0xa30 [ 218.959591] ____fput+0x15/0x20 [ 218.964711] task_work_run+0x1e8/0x2a0 [ 218.970408] get_signal+0x1558/0x1980 [ 218.976012] do_signal+0x9c/0x21c0 [ 218.981352] exit_to_usermode_loop+0x2e5/0x380 [ 218.987732] do_syscall_64+0x6be/0x820 [ 218.993419] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.000402] SOFTIRQ-ON-W at: [ 219.003744] lock_acquire+0x1ed/0x520 [ 219.009341] _raw_spin_lock+0x2d/0x40 [ 219.014943] userfaultfd_release+0x63e/0x8d0 [ 219.021151] __fput+0x385/0xa30 [ 219.026231] ____fput+0x15/0x20 [ 219.031308] task_work_run+0x1e8/0x2a0 [ 219.037007] get_signal+0x1558/0x1980 [ 219.042604] do_signal+0x9c/0x21c0 [ 219.048063] exit_to_usermode_loop+0x2e5/0x380 [ 219.054461] do_syscall_64+0x6be/0x820 [ 219.060146] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.067130] INITIAL USE at: [ 219.070414] lock_acquire+0x1ed/0x520 [ 219.075945] _raw_spin_lock+0x2d/0x40 [ 219.081622] userfaultfd_ctx_read+0x4f3/0x2180 [ 219.087942] userfaultfd_read+0x1e2/0x2c0 [ 219.093801] __vfs_read+0x117/0x9b0 [ 219.099138] vfs_read+0x17f/0x3c0 [ 219.104327] ksys_read+0x101/0x260 [ 219.109594] __x64_sys_read+0x73/0xb0 [ 219.115128] do_syscall_64+0x1b9/0x820 [ 219.120741] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.127657] } [ 219.129531] ... key at: [] __key.44641+0x0/0x40 [ 219.136343] ... acquired at: [ 219.139515] _raw_spin_lock+0x2d/0x40 [ 219.143463] userfaultfd_ctx_read+0x4f3/0x2180 [ 219.148197] userfaultfd_read+0x1e2/0x2c0 [ 219.152501] __vfs_read+0x117/0x9b0 [ 219.156278] vfs_read+0x17f/0x3c0 [ 219.159883] ksys_read+0x101/0x260 [ 219.163572] __x64_sys_read+0x73/0xb0 [ 219.167538] do_syscall_64+0x1b9/0x820 [ 219.171577] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.176918] [ 219.178582] -> (&ctx->fd_wqh){....} { [ 219.182360] INITIAL USE at: [ 219.185678] lock_acquire+0x1ed/0x520 [ 219.191038] _raw_spin_lock_irq+0x61/0x80 [ 219.196726] userfaultfd_ctx_read+0x2e4/0x2180 [ 219.202848] userfaultfd_read+0x1e2/0x2c0 [ 219.208534] __vfs_read+0x117/0x9b0 [ 219.213789] vfs_read+0x17f/0x3c0 [ 219.218798] ksys_read+0x101/0x260 [ 219.223877] __x64_sys_read+0x73/0xb0 [ 219.229221] do_syscall_64+0x1b9/0x820 [ 219.234743] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.241470] } [ 219.243285] ... key at: [] __key.44644+0x0/0x40 [ 219.250026] ... acquired at: [ 219.253110] lock_acquire+0x1ed/0x520 [ 219.257062] _raw_spin_lock+0x2d/0x40 [ 219.261010] aio_poll+0x760/0x1420 [ 219.264704] io_submit_one+0xa49/0xf80 [ 219.268741] __x64_sys_io_submit+0x1b7/0x580 [ 219.273295] do_syscall_64+0x1b9/0x820 [ 219.277332] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.282667] [ 219.284266] [ 219.284266] stack backtrace: [ 219.288742] CPU: 1 PID: 8724 Comm: syz-executor4 Not tainted 4.20.0-rc4+ #129 [ 219.296065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 219.305399] Call Trace: [ 219.307967] dump_stack+0x244/0x39d [ 219.311591] ? dump_stack_print_info.cold.1+0x20/0x20 [ 219.316762] ? print_shortest_lock_dependencies.cold.55+0x18e/0x211 [ 219.323160] ? vprintk_func+0x85/0x181 [ 219.327029] check_usage.cold.58+0x6d5/0xad1 [ 219.331417] ? check_usage_forwards+0x3d0/0x3d0 [ 219.336067] ? __lock_acquire+0x62f/0x4c20 [ 219.340279] ? __switch_to_asm+0x34/0x70 [ 219.344318] ? lockdep_on+0x50/0x50 [ 219.347953] ? mark_held_locks+0x130/0x130 [ 219.352163] ? __lock_acquire+0x62f/0x4c20 [ 219.356377] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 219.362391] __lock_acquire+0x238a/0x4c20 [ 219.366515] ? __lock_acquire+0x238a/0x4c20 [ 219.370815] ? mark_held_locks+0x130/0x130 [ 219.375046] ? zap_class+0x640/0x640 [ 219.378736] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 219.383821] ? find_held_lock+0x36/0x1c0 [ 219.387861] ? add_wait_queue+0x1b9/0x2b0 [ 219.391988] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 219.397067] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 219.402151] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 219.406713] ? trace_hardirqs_on+0xbd/0x310 [ 219.411014] ? kasan_check_read+0x11/0x20 [ 219.415139] ? trace_hardirqs_off_caller+0x310/0x310 [ 219.420225] ? rcu_softirq_qs+0x20/0x20 [ 219.424177] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 219.429254] ? add_wait_queue+0x1b9/0x2b0 [ 219.433381] ? __wake_up_locked_key_bookmark+0x20/0x20 [ 219.438640] lock_acquire+0x1ed/0x520 [ 219.442417] ? aio_poll+0x760/0x1420 [ 219.446108] ? lock_release+0xa00/0xa00 [ 219.450092] ? kasan_check_read+0x11/0x20 [ 219.454218] ? do_raw_spin_lock+0x14f/0x350 [ 219.458515] ? __ia32_sys_eventfd+0x40/0x40 [ 219.462809] ? rwlock_bug.part.2+0x90/0x90 [ 219.467018] ? trace_hardirqs_on+0x310/0x310 [ 219.471403] ? __save_stack_trace+0x8d/0xf0 [ 219.475737] _raw_spin_lock+0x2d/0x40 [ 219.479514] ? aio_poll+0x760/0x1420 [ 219.483205] aio_poll+0x760/0x1420 [ 219.486734] ? free_ioctx_users+0x710/0x710 [ 219.491096] ? kmem_cache_alloc+0x12e/0x730 [ 219.495418] ? aio_setup_rw+0x170/0x170 [ 219.499379] ? zap_class+0x640/0x640 [ 219.503074] ? mark_held_locks+0x130/0x130 [ 219.507381] ? zap_class+0x640/0x640 [ 219.511076] ? find_held_lock+0x36/0x1c0 [ 219.515118] ? find_held_lock+0x36/0x1c0 [ 219.519164] ? __might_fault+0x12b/0x1e0 [ 219.523219] ? lock_downgrade+0x900/0x900 [ 219.527345] ? lock_release+0xa00/0xa00 [ 219.531296] ? perf_trace_sched_process_exec+0x860/0x860 [ 219.536725] ? kasan_check_read+0x11/0x20 [ 219.540849] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 219.546108] io_submit_one+0xa49/0xf80 [ 219.549975] ? io_submit_one+0xa49/0xf80 [ 219.554012] ? aio_poll+0x1420/0x1420 [ 219.557790] ? __might_fault+0x12b/0x1e0 [ 219.561829] ? lock_downgrade+0x900/0x900 [ 219.565957] ? perf_trace_sched_process_exec+0x860/0x860 [ 219.571391] __x64_sys_io_submit+0x1b7/0x580 [ 219.575780] ? __ia32_sys_io_destroy+0x580/0x580 [ 219.580516] ? trace_hardirqs_on+0xbd/0x310 [ 219.584826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 219.590339] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.595679] ? trace_hardirqs_off_caller+0x310/0x310 [ 219.600764] do_syscall_64+0x1b9/0x820 [ 219.604715] ? __ia32_sys_io_destroy+0x580/0x580 [ 219.609447] ? do_syscall_64+0x1b9/0x820 [ 219.613484] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 219.618825] ? syscall_return_slowpath+0x5e0/0x5e0 [ 219.623734] ? trace_hardirqs_on_caller+0x310/0x310 [ 219.628730] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 219.633727] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 219.640364] ? __switch_to_asm+0x40/0x70 [ 219.644401] ? __switch_to_asm+0x34/0x70 [ 219.648458] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 219.653282] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 219.658451] RIP: 0033:0x457569 [ 219.661630] 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 [ 219.680622] RSP: 002b:00007f23bff3ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 219.688312] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457569 [ 219.695559] RDX: 0000000020000b00 RSI: 0000000000000001 RDI: 00007f23bff5d000 [ 219.702810] RBP: 000000000072c040 R08: 0000000000000000 R09: 0000000000000000 [ 219.710058] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23bff3b6d4 [ 219.717302] R13: 00000000004be7ed R14: 00000000004ced68 R15: 00000000ffffffff 2018/11/26 14:08:23 executed programs: 216 [ 219.824692] kobject: 'loop1' (0000000058c55135): kobject_uevent_env [ 219.831117] kobject: 'loop1' (0000000058c55135): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 219.852343] kobject: 'loop5' (0000000038727a39): kobject_uevent_env [ 219.859132] kobject: 'loop5' (0000000038727a39): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 219.869803] kobject: 'loop3' (000000009f195072): kobject_uevent_env [ 219.876393] kobject: 'loop3' (000000009f195072): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 219.886459] kobject: 'loop0' (00000000bba05729): kobject_uevent_env [ 219.892920] kobject: 'loop0' (00000000bba05729): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 219.902711] kobject: 'loop4' (0000000014df9640): kobject_uevent_env [ 219.909175] kobject: 'loop4' (0000000014df9640): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 219.918932] kobject: 'loop2' (000000002b23beef): kobject_uevent_env [ 219.925389] kobject: 'loop2' (000000002b23beef): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 220.725573] kobject: 'loop3' (000000009f195072): kobject_uevent_env [ 220.732242] kobject: 'loop3' (000000009f195072): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 220.755809] kobject: 'loop0' (00000000bba05729): kobject_uevent_env [ 220.762386] kobject: 'loop0' (00000000bba05729): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 220.788352] kobject: 'loop5' (0000000038727a39): kobject_uevent_env [ 220.795995] kobject: 'loop5' (0000000038727a39): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 220.807034] kobject: 'loop4' (0000000014df9640): kobject_uevent_env [ 220.813776] kobject: 'loop4' (0000000014df9640): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 220.823761] kobject: 'loop1' (0000000058c55135): kobject_uevent_env [ 220.830269] kobject: 'loop1' (0000000058c55135): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 220.843540] kobject: 'loop2' (000000002b23beef): kobject_uevent_env [ 220.849992] kobject: 'loop2' (000000002b23beef): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 221.664877] kobject: 'loop3' (000000009f195072): kobject_uevent_env [ 221.672026] kobject: 'loop3' (000000009f195072): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 221.690667] kobject: 'loop4' (0000000014df9640): kobject_uevent_env [ 221.697693] kobject: 'loop4' (0000000014df9640): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 221.718171] kobject: 'loop0' (00000000bba05729): kobject_uevent_env [ 221.729958] kobject: 'loop0' (00000000bba05729): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 221.744260] kobject: 'loop1' (0000000058c55135): kobject_uevent_env [ 221.750839] kobject: 'loop1' (0000000058c55135): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 221.761681] kobject: 'loop5' (0000000038727a39): kobject_uevent_env [ 221.768239] kobject: 'loop5' (0000000038727a39): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 221.778048] kobject: 'loop2' (000000002b23beef): kobject_uevent_env [ 221.784547] kobject: 'loop2' (000000002b23beef): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 222.595457] kobject: 'loop3' (000000009f195072): kobject_uevent_env [ 222.603536] kobject: 'loop3' (000000009f195072): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 222.623408] kobject: 'loop4' (0000000014df9640): kobject_uevent_env [ 222.629954] kobject: 'loop4' (0000000014df9640): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 222.654364] kobject: 'loop1' (0000000058c55135): kobject_uevent_env [ 222.661028] kobject: 'loop1' (0000000058c55135): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 222.671664] kobject: 'loop5' (0000000038727a39): kobject_uevent_env [ 222.678830] kobject: 'loop5' (0000000038727a39): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 222.691360] kobject: 'loop0' (00000000bba05729): kobject_uevent_env [ 222.698987] kobject: 'loop0' (00000000bba05729): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 222.708899] kobject: 'loop2' (000000002b23beef): kobject_uevent_env [ 222.715476] kobject: 'loop2' (000000002b23beef): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 223.515287] kobject: 'loop4' (0000000014df9640): kobject_uevent_env [ 223.521889] kobject: 'loop4' (0000000014df9640): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 223.537828] kobject: 'loop3' (000000009f195072): kobject_uevent_env [ 223.546422] kobject: 'loop3' (000000009f195072): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 223.578186] kobject: 'loop5' (0000000038727a39): kobject_uevent_env [ 223.585612] kobject: 'loop5' (0000000038727a39): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 223.595917] kobject: 'loop1' (0000000058c55135): kobject_uevent_env [ 223.602455] kobject: 'loop1' (0000000058c55135): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 223.614245] kobject: 'loop2' (000000002b23beef): kobject_uevent_env [ 223.621455] kobject: 'loop2' (000000002b23beef): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 223.631428] kobject: 'loop0' (00000000bba05729): kobject_uevent_env [ 223.638056] kobject: 'loop0' (00000000bba05729): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 224.444796] kobject: 'loop4' (0000000014df9640): kobject_uevent_env [ 224.451351] kobject: 'loop4' (0000000014df9640): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 224.495912] kobject: 'loop3' (000000009f195072): kobject_uevent_env [ 224.511789] kobject: 'loop3' (000000009f195072): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 224.523133] kobject: 'loop5' (0000000038727a39): kobject_uevent_env [ 224.532796] kobject: 'loop5' (0000000038727a39): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 224.549322] kobject: 'loop1' (0000000058c55135): kobject_uevent_env [ 224.556175] kobject: 'loop1' (0000000058c55135): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 224.566805] kobject: 'loop2' (000000002b23beef): kobject_uevent_env [ 224.573872] kobject: 'loop2' (000000002b23beef): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 224.583878] kobject: 'loop0' (00000000bba05729): kobject_uevent_env [ 224.590316] kobject: 'loop0' (00000000bba05729): fill_kobj_path: path = '/devices/virtual/block/loop0' 2018/11/26 14:08:28 executed programs: 252 [ 225.376134] kobject: 'loop4' (0000000014df9640): kobject_uevent_env [ 225.382723] kobject: 'loop4' (0000000014df9640): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 225.401391] kobject: 'loop1' (0000000058c55135): kobject_uevent_env [ 225.408024] kobject: 'loop1' (0000000058c55135): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 225.438451] kobject: 'loop5' (0000000038727a39): kobject_uevent_env [ 225.446109] kobject: 'loop5' (0000000038727a39): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 225.456885] kobject: 'loop3' (000000009f195072): kobject_uevent_env [ 225.464792] kobject: 'loop3' (000000009f195072): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 225.476231] kobject: 'loop2' (000000002b23beef): kobject_uevent_env [ 225.483399] kobject: 'loop2' (000000002b23beef): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 225.493388] kobject: 'loop0' (00000000bba05729): kobject_uevent_env [ 225.499841] kobject: 'loop0' (00000000bba05729): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 226.285654] kobject: 'loop1' (0000000058c55135): kobject_uevent_env [ 226.292590] kobject: 'loop1' (0000000058c55135): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 226.315255] kobject: 'loop4' (0000000014df9640): kobject_uevent_env [ 226.321802] kobject: 'loop4' (0000000014df9640): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 226.368504] kobject: 'loop5' (0000000038727a39): kobject_uevent_env [ 226.383854] kobject: 'loop5' (0000000038727a39): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 226.394063] kobject: 'loop3' (000000009f195072): kobject_uevent_env [ 226.400579] kobject: 'loop3' (000000009f195072): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 226.411391] kobject: 'loop2' (000000002b23beef): kobject_uevent_env [ 226.418821] kobject: 'loop2' (000000002b23beef): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 226.428813] kobject: 'loop0' (00000000bba05729): kobject_uevent_env [ 226.435342] kobject: 'loop0' (00000000bba05729): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 227.235268] kobject: 'loop1' (0000000058c55135): kobject_uevent_env [ 227.242504] kobject: 'loop1' (0000000058c55135): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 227.258369] kobject: 'loop4' (0000000014df9640): kobject_uevent_env [ 227.266818] kobject: 'loop4' (0000000014df9640): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 227.297120] kobject: 'loop0' (00000000bba05729): kobject_uevent_env [ 227.312363] kobject: 'loop0' (00000000bba05729): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 227.322362] kobject: 'loop3' (000000009f195072): kobject_uevent_env [ 227.328920] kobject: 'loop3' (000000009f195072): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 227.339337] kobject: 'loop5' (0000000038727a39): kobject_uevent_env [ 227.346618] kobject: 'loop5' (0000000038727a39): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 227.356565] kobject: 'loop2' (000000002b23beef): kobject_uevent_env [ 227.363059] kobject: 'loop2' (000000002b23beef): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 228.115779] kobject: 'loop1' (0000000058c55135): kobject_uevent_env [ 228.122350] kobject: 'loop1' (0000000058c55135): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 228.175412] kobject: 'loop4' (0000000014df9640): kobject_uevent_env [ 228.182705] kobject: 'loop4' (0000000014df9640): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 228.215364] kobject: 'loop0' (00000000bba05729): kobject_uevent_env [ 228.223564] kobject: 'loop0' (00000000bba05729): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 228.240417] kobject: 'loop2' (000000002b23beef): kobject_uevent_env [ 228.252264] kobject: 'loop2' (000000002b23beef): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 228.262175] kobject: 'loop5' (0000000038727a39): kobject_uevent_env [ 228.268782] kobject: 'loop5' (0000000038727a39): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 228.279084] kobject: 'loop3' (000000009f195072): kobject_uevent_env [ 228.285547] kobject: 'loop3' (000000009f195072): fill_kobj_path: path = '/devices/virtual/block/loop3'