[info] Using makefile-style concurrent boot in runlevel 2. [ 26.470901] audit: type=1800 audit(1543302772.084:21): 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 [....] 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 syzkaller login: [ 31.441446] sshd (5969) used greatest stack depth: 15744 bytes left Warning: Permanently added '10.128.0.60' (ECDSA) to the list of known hosts. 2018/11/27 07:15:03 parsed 1 programs 2018/11/27 07:15:05 executed programs: 0 [ 160.298897] IPVS: ftp: loaded support on port[0] = 21 [ 160.311423] IPVS: ftp: loaded support on port[0] = 21 [ 160.336908] IPVS: ftp: loaded support on port[0] = 21 [ 160.406905] IPVS: ftp: loaded support on port[0] = 21 [ 160.454656] IPVS: ftp: loaded support on port[0] = 21 [ 160.483933] IPVS: ftp: loaded support on port[0] = 21 [ 161.630406] bridge0: port 1(bridge_slave_0) entered blocking state [ 161.646444] bridge0: port 1(bridge_slave_0) entered disabled state [ 161.655211] device bridge_slave_0 entered promiscuous mode [ 161.748578] bridge0: port 2(bridge_slave_1) entered blocking state [ 161.758437] bridge0: port 2(bridge_slave_1) entered disabled state [ 161.766041] device bridge_slave_1 entered promiscuous mode [ 161.794605] bridge0: port 1(bridge_slave_0) entered blocking state [ 161.801017] bridge0: port 1(bridge_slave_0) entered disabled state [ 161.811806] device bridge_slave_0 entered promiscuous mode [ 161.821831] bridge0: port 1(bridge_slave_0) entered blocking state [ 161.831439] bridge0: port 1(bridge_slave_0) entered disabled state [ 161.839341] device bridge_slave_0 entered promiscuous mode [ 161.861006] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 161.874410] bridge0: port 1(bridge_slave_0) entered blocking state [ 161.880785] bridge0: port 1(bridge_slave_0) entered disabled state [ 161.889371] device bridge_slave_0 entered promiscuous mode [ 161.899810] bridge0: port 1(bridge_slave_0) entered blocking state [ 161.908955] bridge0: port 1(bridge_slave_0) entered disabled state [ 161.916961] device bridge_slave_0 entered promiscuous mode [ 161.925567] bridge0: port 2(bridge_slave_1) entered blocking state [ 161.931949] bridge0: port 2(bridge_slave_1) entered disabled state [ 161.950750] device bridge_slave_1 entered promiscuous mode [ 161.960023] bridge0: port 2(bridge_slave_1) entered blocking state [ 161.968322] bridge0: port 2(bridge_slave_1) entered disabled state [ 161.976438] device bridge_slave_1 entered promiscuous mode [ 161.985608] bridge0: port 2(bridge_slave_1) entered blocking state [ 161.992046] bridge0: port 2(bridge_slave_1) entered disabled state [ 161.999645] device bridge_slave_1 entered promiscuous mode [ 162.009540] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 162.019419] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 162.027225] bridge0: port 2(bridge_slave_1) entered blocking state [ 162.035899] bridge0: port 2(bridge_slave_1) entered disabled state [ 162.049871] device bridge_slave_1 entered promiscuous mode [ 162.060749] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 162.070890] bridge0: port 1(bridge_slave_0) entered blocking state [ 162.078005] bridge0: port 1(bridge_slave_0) entered disabled state [ 162.086756] device bridge_slave_0 entered promiscuous mode [ 162.110723] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 162.132918] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 162.144977] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 162.160518] bridge0: port 2(bridge_slave_1) entered blocking state [ 162.171901] bridge0: port 2(bridge_slave_1) entered disabled state [ 162.186140] device bridge_slave_1 entered promiscuous mode [ 162.214381] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 162.231218] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 162.245003] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 162.284156] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 162.298561] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 162.339890] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 162.363745] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 162.380800] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 162.425282] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 162.464803] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 162.482148] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 162.495467] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 162.508708] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 162.528958] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 162.546228] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 162.556357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 162.581142] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 162.598378] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 162.606994] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 162.619370] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 162.631082] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 162.647169] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 162.662050] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 162.671991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 162.719571] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 162.818877] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 162.829872] team0: Port device team_slave_0 added [ 162.851474] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 162.863651] team0: Port device team_slave_0 added [ 162.905663] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 162.917434] team0: Port device team_slave_1 added [ 162.926048] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 162.939563] team0: Port device team_slave_1 added [ 162.976585] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 162.995521] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 163.024864] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 163.036858] team0: Port device team_slave_0 added [ 163.070102] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 163.085440] team0: Port device team_slave_0 added [ 163.100429] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 163.113118] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 163.137721] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 163.146796] team0: Port device team_slave_0 added [ 163.154507] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 163.164523] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 163.171906] team0: Port device team_slave_1 added [ 163.182182] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 163.195225] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 163.210473] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 163.219856] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 163.231440] team0: Port device team_slave_1 added [ 163.239274] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 163.249228] team0: Port device team_slave_0 added [ 163.255645] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 163.268595] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 163.278795] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 163.286439] team0: Port device team_slave_1 added [ 163.295566] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 163.305023] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 163.315283] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 163.323588] team0: Port device team_slave_1 added [ 163.331741] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 163.338961] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 163.357713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 163.372363] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 163.380060] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 163.387978] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 163.397041] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 163.409962] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 163.419520] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 163.434057] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 163.449180] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 163.463135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 163.471909] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 163.479957] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 163.487869] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 163.505533] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 163.519219] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 163.544255] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 163.551921] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 163.561088] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 163.569197] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 163.577200] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 163.585253] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 163.592844] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 163.600724] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 163.616702] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 163.629883] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 163.649551] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 163.665939] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 163.677557] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 163.686790] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 163.696020] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 163.704471] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 163.712195] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 163.725194] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 163.733004] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 163.748053] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 163.758095] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 163.777970] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 163.787162] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 163.795522] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 163.803657] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 163.811343] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 163.824974] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 163.832320] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 163.845339] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 163.864311] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 163.879075] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 163.892942] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 163.985929] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 164.020425] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 164.029255] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 164.288735] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.295272] bridge0: port 2(bridge_slave_1) entered forwarding state [ 164.302348] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.308723] bridge0: port 1(bridge_slave_0) entered forwarding state [ 164.316509] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 164.379097] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.385542] bridge0: port 2(bridge_slave_1) entered forwarding state [ 164.392842] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.399223] bridge0: port 1(bridge_slave_0) entered forwarding state [ 164.408570] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 164.601028] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.607461] bridge0: port 2(bridge_slave_1) entered forwarding state [ 164.614166] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.620529] bridge0: port 1(bridge_slave_0) entered forwarding state [ 164.646104] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 164.676028] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.682463] bridge0: port 2(bridge_slave_1) entered forwarding state [ 164.689124] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.695580] bridge0: port 1(bridge_slave_0) entered forwarding state [ 164.717771] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 164.788716] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.795153] bridge0: port 2(bridge_slave_1) entered forwarding state [ 164.801822] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.808249] bridge0: port 1(bridge_slave_0) entered forwarding state [ 164.829714] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 164.855113] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.861511] bridge0: port 2(bridge_slave_1) entered forwarding state [ 164.868251] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.874672] bridge0: port 1(bridge_slave_0) entered forwarding state [ 164.896870] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 165.370764] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 165.386172] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 165.399763] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 165.407086] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 165.415238] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 165.422329] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 167.282658] 8021q: adding VLAN 0 to HW filter on device bond0 [ 167.441382] 8021q: adding VLAN 0 to HW filter on device bond0 [ 167.464128] 8021q: adding VLAN 0 to HW filter on device bond0 [ 167.618042] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 167.654288] 8021q: adding VLAN 0 to HW filter on device bond0 [ 167.684067] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 167.745538] 8021q: adding VLAN 0 to HW filter on device bond0 [ 167.753581] 8021q: adding VLAN 0 to HW filter on device bond0 [ 167.777822] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 167.888464] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 167.894769] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 167.903914] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 167.914932] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 167.978870] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 167.985102] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 167.992121] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 168.067316] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 168.087577] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 168.097707] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 168.108042] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 168.126197] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 168.153755] 8021q: adding VLAN 0 to HW filter on device team0 [ 168.188036] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 168.205487] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 168.215454] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 168.320181] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 168.335072] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 168.343049] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 168.372358] 8021q: adding VLAN 0 to HW filter on device team0 [ 168.425792] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 168.433595] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 168.442917] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 168.458209] 8021q: adding VLAN 0 to HW filter on device team0 [ 168.471376] 8021q: adding VLAN 0 to HW filter on device team0 [ 168.594074] 8021q: adding VLAN 0 to HW filter on device team0 [ 168.694726] 8021q: adding VLAN 0 to HW filter on device team0 2018/11/27 07:15:16 executed programs: 6 2018/11/27 07:15:21 executed programs: 40 2018/11/27 07:15:26 executed programs: 72 2018/11/27 07:15:31 executed programs: 106 2018/11/27 07:15:37 executed programs: 138 2018/11/27 07:15:42 executed programs: 172 2018/11/27 07:15:47 executed programs: 204 [ 206.664359] [ 206.666006] ===================================================== [ 206.672213] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 206.679019] 4.20.0-rc4+ #254 Not tainted [ 206.683058] ----------------------------------------------------- [ 206.689266] syz-executor4/8746 [HC0[0]:SC0[0]:HE0:SE1] is trying to acquire: [ 206.696426] 00000000f73c18d6 (&ctx->fd_wqh){....}, at: aio_poll+0x760/0x1420 [ 206.703601] [ 206.703601] and this task is already holding: [ 206.709546] 00000000641377b0 (&(&ctx->ctx_lock)->rlock){..-.}, at: aio_poll+0x738/0x1420 [ 206.717753] which would create a new lock dependency: [ 206.722912] (&(&ctx->ctx_lock)->rlock){..-.} -> (&ctx->fd_wqh){....} [ 206.729469] [ 206.729469] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 206.737494] (&(&ctx->ctx_lock)->rlock){..-.} [ 206.737499] [ 206.737499] ... which became SOFTIRQ-irq-safe at: [ 206.748265] lock_acquire+0x1ed/0x520 [ 206.752131] _raw_spin_lock_irq+0x61/0x80 [ 206.756347] free_ioctx_users+0xbc/0x710 [ 206.760476] percpu_ref_switch_to_atomic_rcu+0x563/0x730 [ 206.765991] rcu_process_callbacks+0x100a/0x1ac0 [ 206.770899] __do_softirq+0x308/0xb7e [ 206.774803] irq_exit+0x17f/0x1c0 [ 206.778343] smp_apic_timer_interrupt+0x1cb/0x760 [ 206.783249] apic_timer_interrupt+0xf/0x20 [ 206.787660] native_safe_halt+0x6/0x10 [ 206.791613] default_idle+0xbf/0x490 [ 206.795403] arch_cpu_idle+0x10/0x20 [ 206.799181] default_idle_call+0x6d/0x90 [ 206.803310] do_idle+0x49b/0x5c0 [ 206.806748] cpu_startup_entry+0x18/0x20 [ 206.810874] start_secondary+0x487/0x5f0 [ 206.815002] secondary_startup_64+0xa4/0xb0 [ 206.819382] [ 206.819382] to a SOFTIRQ-irq-unsafe lock: [ 206.824976] (&ctx->fault_pending_wqh){+.+.} [ 206.824982] [ 206.824982] ... which became SOFTIRQ-irq-unsafe at: [ 206.835852] ... [ 206.835861] lock_acquire+0x1ed/0x520 [ 206.841580] _raw_spin_lock+0x2d/0x40 [ 206.845443] userfaultfd_release+0x63e/0x8d0 [ 206.849919] __fput+0x385/0xa30 [ 206.853263] ____fput+0x15/0x20 [ 206.856605] task_work_run+0x1e8/0x2a0 [ 206.860571] get_signal+0x1558/0x1980 [ 206.864438] do_signal+0x9c/0x21c0 [ 206.868044] exit_to_usermode_loop+0x2e5/0x380 [ 206.872691] do_fast_syscall_32+0xcd5/0xfb2 [ 206.877074] entry_SYSENTER_compat+0x70/0x7f [ 206.881549] [ 206.881549] other info that might help us debug this: [ 206.881549] [ 206.889671] Chain exists of: [ 206.889671] &(&ctx->ctx_lock)->rlock --> &ctx->fd_wqh --> &ctx->fault_pending_wqh [ 206.889671] [ 206.901796] Possible interrupt unsafe locking scenario: [ 206.901796] [ 206.908694] CPU0 CPU1 [ 206.913336] ---- ---- [ 206.917972] lock(&ctx->fault_pending_wqh); [ 206.922370] local_irq_disable(); [ 206.928403] lock(&(&ctx->ctx_lock)->rlock); [ 206.935391] lock(&ctx->fd_wqh); [ 206.941452] [ 206.944185] lock(&(&ctx->ctx_lock)->rlock); [ 206.948829] [ 206.948829] *** DEADLOCK *** [ 206.948829] [ 206.954864] 1 lock held by syz-executor4/8746: [ 206.959418] #0: 00000000641377b0 (&(&ctx->ctx_lock)->rlock){..-.}, at: aio_poll+0x738/0x1420 [ 206.968068] [ 206.968068] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 206.977058] -> (&(&ctx->ctx_lock)->rlock){..-.} { [ 206.981877] IN-SOFTIRQ-W at: [ 206.985140] lock_acquire+0x1ed/0x520 [ 206.990565] _raw_spin_lock_irq+0x61/0x80 [ 206.996340] free_ioctx_users+0xbc/0x710 [ 207.002094] percpu_ref_switch_to_atomic_rcu+0x563/0x730 [ 207.009178] rcu_process_callbacks+0x100a/0x1ac0 [ 207.015560] __do_softirq+0x308/0xb7e [ 207.020988] irq_exit+0x17f/0x1c0 [ 207.026072] smp_apic_timer_interrupt+0x1cb/0x760 [ 207.032543] apic_timer_interrupt+0xf/0x20 [ 207.038407] native_safe_halt+0x6/0x10 [ 207.043921] default_idle+0xbf/0x490 [ 207.049261] arch_cpu_idle+0x10/0x20 [ 207.054721] default_idle_call+0x6d/0x90 [ 207.060414] do_idle+0x49b/0x5c0 [ 207.065408] cpu_startup_entry+0x18/0x20 [ 207.071098] start_secondary+0x487/0x5f0 [ 207.076788] secondary_startup_64+0xa4/0xb0 [ 207.082748] INITIAL USE at: [ 207.085935] lock_acquire+0x1ed/0x520 [ 207.091288] _raw_spin_lock_irq+0x61/0x80 [ 207.096978] free_ioctx_users+0xbc/0x710 [ 207.102585] percpu_ref_switch_to_atomic_rcu+0x563/0x730 [ 207.109574] rcu_process_callbacks+0x100a/0x1ac0 [ 207.115868] __do_softirq+0x308/0xb7e [ 207.121217] irq_exit+0x17f/0x1c0 [ 207.126213] smp_apic_timer_interrupt+0x1cb/0x760 [ 207.132597] apic_timer_interrupt+0xf/0x20 [ 207.138374] native_safe_halt+0x6/0x10 [ 207.143818] default_idle+0xbf/0x490 [ 207.149090] arch_cpu_idle+0x10/0x20 [ 207.154359] default_idle_call+0x6d/0x90 [ 207.159961] do_idle+0x49b/0x5c0 [ 207.164898] cpu_startup_entry+0x18/0x20 [ 207.170499] start_secondary+0x487/0x5f0 [ 207.176100] secondary_startup_64+0xa4/0xb0 [ 207.181960] } [ 207.183751] ... key at: [] __key.51037+0x0/0x40 [ 207.190474] ... acquired at: [ 207.193557] lock_acquire+0x1ed/0x520 [ 207.197509] _raw_spin_lock+0x2d/0x40 [ 207.201476] aio_poll+0x760/0x1420 [ 207.205165] io_submit_one+0xa49/0xf80 [ 207.209202] __ia32_compat_sys_io_submit+0x1b4/0x580 [ 207.214458] do_fast_syscall_32+0x34d/0xfb2 [ 207.218930] entry_SYSENTER_compat+0x70/0x7f [ 207.223484] [ 207.225083] [ 207.225083] the dependencies between the lock to be acquired [ 207.225087] and SOFTIRQ-irq-unsafe lock: [ 207.236459] -> (&ctx->fault_pending_wqh){+.+.} { [ 207.241279] HARDIRQ-ON-W at: [ 207.244625] lock_acquire+0x1ed/0x520 [ 207.250223] _raw_spin_lock+0x2d/0x40 [ 207.255822] userfaultfd_release+0x63e/0x8d0 [ 207.262029] __fput+0x385/0xa30 [ 207.267109] ____fput+0x15/0x20 [ 207.272367] task_work_run+0x1e8/0x2a0 [ 207.278210] get_signal+0x1558/0x1980 [ 207.283815] do_signal+0x9c/0x21c0 [ 207.289157] exit_to_usermode_loop+0x2e5/0x380 [ 207.295556] do_fast_syscall_32+0xcd5/0xfb2 [ 207.301675] entry_SYSENTER_compat+0x70/0x7f [ 207.307876] SOFTIRQ-ON-W at: [ 207.311218] lock_acquire+0x1ed/0x520 [ 207.316816] _raw_spin_lock+0x2d/0x40 [ 207.322418] userfaultfd_release+0x63e/0x8d0 [ 207.328625] __fput+0x385/0xa30 [ 207.333707] ____fput+0x15/0x20 [ 207.338785] task_work_run+0x1e8/0x2a0 [ 207.344470] get_signal+0x1558/0x1980 [ 207.350067] do_signal+0x9c/0x21c0 [ 207.355411] exit_to_usermode_loop+0x2e5/0x380 [ 207.361795] do_fast_syscall_32+0xcd5/0xfb2 [ 207.367931] entry_SYSENTER_compat+0x70/0x7f [ 207.374148] INITIAL USE at: [ 207.377410] lock_acquire+0x1ed/0x520 [ 207.382943] _raw_spin_lock+0x2d/0x40 [ 207.388458] userfaultfd_ctx_read+0x4f3/0x2180 [ 207.394755] userfaultfd_read+0x1e2/0x2c0 [ 207.400662] __vfs_read+0x117/0x9b0 [ 207.406012] vfs_read+0x17f/0x3c0 [ 207.411193] ksys_read+0x101/0x260 [ 207.416448] __ia32_sys_read+0x71/0xb0 [ 207.422052] do_fast_syscall_32+0x34d/0xfb2 [ 207.428086] entry_SYSENTER_compat+0x70/0x7f [ 207.434205] } [ 207.436081] ... key at: [] __key.44641+0x0/0x40 [ 207.442894] ... acquired at: [ 207.446068] _raw_spin_lock+0x2d/0x40 [ 207.450021] userfaultfd_ctx_read+0x4f3/0x2180 [ 207.454751] userfaultfd_read+0x1e2/0x2c0 [ 207.459048] __vfs_read+0x117/0x9b0 [ 207.462822] vfs_read+0x17f/0x3c0 [ 207.466423] ksys_read+0x101/0x260 [ 207.470111] __ia32_sys_read+0x71/0xb0 [ 207.474151] do_fast_syscall_32+0x34d/0xfb2 [ 207.478625] entry_SYSENTER_compat+0x70/0x7f [ 207.483180] [ 207.484780] -> (&ctx->fd_wqh){....} { [ 207.488555] INITIAL USE at: [ 207.491726] lock_acquire+0x1ed/0x520 [ 207.497065] _raw_spin_lock_irq+0x61/0x80 [ 207.502869] userfaultfd_ctx_read+0x2e4/0x2180 [ 207.508992] userfaultfd_read+0x1e2/0x2c0 [ 207.514677] __vfs_read+0x117/0x9b0 [ 207.519867] vfs_read+0x17f/0x3c0 [ 207.524862] ksys_read+0x101/0x260 [ 207.529944] __ia32_sys_read+0x71/0xb0 [ 207.535372] do_fast_syscall_32+0x34d/0xfb2 [ 207.541231] entry_SYSENTER_compat+0x70/0x7f [ 207.547170] } [ 207.548956] ... key at: [] __key.44644+0x0/0x40 [ 207.555682] ... acquired at: [ 207.558767] lock_acquire+0x1ed/0x520 [ 207.562718] _raw_spin_lock+0x2d/0x40 [ 207.566672] aio_poll+0x760/0x1420 [ 207.570360] io_submit_one+0xa49/0xf80 [ 207.574464] __ia32_compat_sys_io_submit+0x1b4/0x580 [ 207.579728] do_fast_syscall_32+0x34d/0xfb2 [ 207.584230] entry_SYSENTER_compat+0x70/0x7f [ 207.588980] [ 207.590581] [ 207.590581] stack backtrace: [ 207.595059] CPU: 0 PID: 8746 Comm: syz-executor4 Not tainted 4.20.0-rc4+ #254 [ 207.602302] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.611679] Call Trace: [ 207.614255] dump_stack+0x244/0x39d [ 207.617864] ? dump_stack_print_info.cold.1+0x20/0x20 [ 207.623052] ? print_shortest_lock_dependencies.cold.55+0x18e/0x211 [ 207.629436] ? vprintk_func+0x85/0x181 [ 207.633306] check_usage.cold.58+0x6d5/0xad1 [ 207.637705] ? check_usage_forwards+0x3d0/0x3d0 [ 207.642349] ? __lock_acquire+0x62f/0x4c20 [ 207.646559] ? __switch_to_asm+0x34/0x70 [ 207.650594] ? __switch_to_asm+0x40/0x70 [ 207.654634] ? lockdep_on+0x50/0x50 [ 207.658239] ? mark_held_locks+0x130/0x130 [ 207.662449] ? __lock_acquire+0x62f/0x4c20 [ 207.666669] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 207.672535] __lock_acquire+0x238a/0x4c20 [ 207.676695] ? __lock_acquire+0x238a/0x4c20 [ 207.680996] ? find_held_lock+0x36/0x1c0 [ 207.685039] ? mark_held_locks+0x130/0x130 [ 207.689253] ? zap_class+0x640/0x640 [ 207.692943] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 207.698024] ? find_held_lock+0x36/0x1c0 [ 207.702067] ? add_wait_queue+0x1b9/0x2b0 [ 207.706195] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 207.711527] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 207.716628] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 207.721191] ? trace_hardirqs_on+0xbd/0x310 [ 207.725491] ? kasan_check_read+0x11/0x20 [ 207.729637] ? trace_hardirqs_off_caller+0x310/0x310 [ 207.734717] ? rcu_softirq_qs+0x20/0x20 [ 207.738671] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 207.743751] ? add_wait_queue+0x1b9/0x2b0 [ 207.747876] ? __wake_up_locked_key_bookmark+0x20/0x20 [ 207.753133] lock_acquire+0x1ed/0x520 [ 207.756909] ? aio_poll+0x760/0x1420 [ 207.760604] ? lock_release+0xa00/0xa00 [ 207.764553] ? kasan_check_read+0x11/0x20 [ 207.768678] ? do_raw_spin_lock+0x14f/0x350 [ 207.772976] ? __ia32_sys_eventfd+0x40/0x40 [ 207.777274] ? rwlock_bug.part.2+0x90/0x90 [ 207.781483] ? trace_hardirqs_on+0x310/0x310 [ 207.785871] ? __save_stack_trace+0x8d/0xf0 [ 207.790171] _raw_spin_lock+0x2d/0x40 [ 207.793962] ? aio_poll+0x760/0x1420 [ 207.797651] aio_poll+0x760/0x1420 [ 207.801171] ? free_ioctx_users+0x710/0x710 [ 207.805467] ? kmem_cache_alloc+0x12e/0x730 [ 207.809762] ? aio_setup_rw+0x170/0x170 [ 207.813733] ? zap_class+0x640/0x640 [ 207.817553] ? mark_held_locks+0x130/0x130 [ 207.821770] ? zap_class+0x640/0x640 [ 207.825462] ? find_held_lock+0x36/0x1c0 [ 207.829517] ? find_held_lock+0x36/0x1c0 [ 207.833565] ? __might_fault+0x12b/0x1e0 [ 207.837606] ? lock_downgrade+0x900/0x900 [ 207.841736] ? lock_release+0xa00/0xa00 [ 207.845694] ? perf_trace_sched_process_exec+0x860/0x860 [ 207.851123] ? kasan_check_read+0x11/0x20 [ 207.855250] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 207.860512] io_submit_one+0xa49/0xf80 [ 207.864394] ? io_submit_one+0xa49/0xf80 [ 207.868432] ? aio_poll+0x1420/0x1420 [ 207.872210] ? __might_fault+0x12b/0x1e0 [ 207.876265] ? lock_downgrade+0x900/0x900 [ 207.880392] ? perf_trace_sched_process_exec+0x860/0x860 [ 207.885824] __ia32_compat_sys_io_submit+0x1b4/0x580 [ 207.890920] ? __ia32_sys_io_submit+0x570/0x570 [ 207.895567] ? trace_hardirqs_on+0xbd/0x310 [ 207.899883] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 207.905401] ? entry_SYSENTER_compat+0x70/0x7f [ 207.910029] ? trace_hardirqs_off_caller+0x310/0x310 [ 207.915117] do_fast_syscall_32+0x34d/0xfb2 [ 207.919416] ? __ia32_sys_io_submit+0x570/0x570 [ 207.924062] ? do_fast_syscall_32+0x34d/0xfb2 [ 207.928538] ? do_int80_syscall_32+0x890/0x890 [ 207.933102] ? entry_SYSENTER_compat+0x68/0x7f [ 207.937665] ? trace_hardirqs_off_caller+0xbb/0x310 [ 207.942661] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 207.947486] ? trace_hardirqs_on_caller+0x310/0x310 [ 207.952485] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 207.957512] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 207.964156] ? __switch_to_asm+0x40/0x70 [ 207.968195] ? __switch_to_asm+0x34/0x70 [ 207.972238] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 207.977058] entry_SYSENTER_compat+0x70/0x7f [ 207.981443] RIP: 0023:0xf7fbfa29 [ 207.984792] Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 14 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 208.003686] RSP: 002b:00000000f7f780cc EFLAGS: 00000296 ORIG_RAX: 00000000000000f8 [ 208.011373] RAX: ffffffffffffffda RBX: 00000000f7f9a000 RCX: 0000000000000001 [ 208.018620] RDX: 0000000020000b00 RSI: 0000000000000000 RDI: 0000000000000000 [ 208.025865] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 208.033107] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 208.040350] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 2018/11/27 07:15:53 executed programs: 238 [ 208.126346] kobject: 'loop3' (000000002dfd98a0): kobject_uevent_env [ 208.135264] kobject: 'loop3' (000000002dfd98a0): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 208.145248] kobject: 'loop0' (00000000fd5bc2b4): kobject_uevent_env [ 208.151660] kobject: 'loop0' (00000000fd5bc2b4): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 208.161570] kobject: 'loop4' (00000000d01492ac): kobject_uevent_env [ 208.168147] kobject: 'loop4' (00000000d01492ac): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 208.195907] kobject: 'loop5' (000000007f0f82de): kobject_uevent_env [ 208.202457] kobject: 'loop5' (000000007f0f82de): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 208.213938] kobject: 'loop1' (0000000033f41265): kobject_uevent_env [ 208.220538] kobject: 'loop1' (0000000033f41265): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 208.230757] kobject: 'loop2' (00000000d20b4d78): kobject_uevent_env [ 208.237528] kobject: 'loop2' (00000000d20b4d78): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 209.054940] kobject: 'loop3' (000000002dfd98a0): kobject_uevent_env [ 209.062789] kobject: 'loop3' (000000002dfd98a0): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 209.075046] kobject: 'loop4' (00000000d01492ac): kobject_uevent_env [ 209.082290] kobject: 'loop4' (00000000d01492ac): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 209.094185] kobject: 'loop0' (00000000fd5bc2b4): kobject_uevent_env [ 209.100729] kobject: 'loop0' (00000000fd5bc2b4): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 209.136165] kobject: 'loop2' (00000000d20b4d78): kobject_uevent_env [ 209.145799] kobject: 'loop2' (00000000d20b4d78): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 209.161260] kobject: 'loop5' (000000007f0f82de): kobject_uevent_env [ 209.168288] kobject: 'loop5' (000000007f0f82de): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 209.178579] kobject: 'loop1' (0000000033f41265): kobject_uevent_env [ 209.185247] kobject: 'loop1' (0000000033f41265): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 209.994954] kobject: 'loop3' (000000002dfd98a0): kobject_uevent_env [ 210.001544] kobject: 'loop3' (000000002dfd98a0): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 210.023130] kobject: 'loop4' (00000000d01492ac): kobject_uevent_env [ 210.030281] kobject: 'loop4' (00000000d01492ac): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 210.040448] kobject: 'loop0' (00000000fd5bc2b4): kobject_uevent_env [ 210.047350] kobject: 'loop0' (00000000fd5bc2b4): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 210.063227] kobject: 'loop2' (00000000d20b4d78): kobject_uevent_env [ 210.072844] kobject: 'loop2' (00000000d20b4d78): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 210.083066] kobject: 'loop5' (000000007f0f82de): kobject_uevent_env [ 210.089609] kobject: 'loop5' (000000007f0f82de): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 210.103674] kobject: 'loop1' (0000000033f41265): kobject_uevent_env [ 210.113439] kobject: 'loop1' (0000000033f41265): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 210.935585] kobject: 'loop4' (00000000d01492ac): kobject_uevent_env [ 210.943207] kobject: 'loop4' (00000000d01492ac): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 210.956877] kobject: 'loop0' (00000000fd5bc2b4): kobject_uevent_env [ 210.969235] kobject: 'loop0' (00000000fd5bc2b4): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 210.979145] kobject: 'loop3' (000000002dfd98a0): kobject_uevent_env [ 210.985727] kobject: 'loop3' (000000002dfd98a0): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 210.995476] kobject: 'loop5' (000000007f0f82de): kobject_uevent_env [ 211.001914] kobject: 'loop5' (000000007f0f82de): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 211.012467] kobject: 'loop2' (00000000d20b4d78): kobject_uevent_env [ 211.019813] kobject: 'loop2' (00000000d20b4d78): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 211.036116] kobject: 'loop1' (0000000033f41265): kobject_uevent_env [ 211.047136] kobject: 'loop1' (0000000033f41265): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 211.864850] kobject: 'loop4' (00000000d01492ac): kobject_uevent_env [ 211.871306] kobject: 'loop4' (00000000d01492ac): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 211.885007] kobject: 'loop0' (00000000fd5bc2b4): kobject_uevent_env [ 211.891514] kobject: 'loop0' (00000000fd5bc2b4): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 211.908246] kobject: 'loop3' (000000002dfd98a0): kobject_uevent_env [ 211.920383] kobject: 'loop3' (000000002dfd98a0): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 211.931842] kobject: 'loop2' (00000000d20b4d78): kobject_uevent_env [ 211.938417] kobject: 'loop2' (00000000d20b4d78): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 211.948124] kobject: 'loop5' (000000007f0f82de): kobject_uevent_env [ 211.954583] kobject: 'loop5' (000000007f0f82de): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 211.994703] kobject: 'loop1' (0000000033f41265): kobject_uevent_env [ 212.002413] kobject: 'loop1' (0000000033f41265): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 212.794947] kobject: 'loop4' (00000000d01492ac): kobject_uevent_env [ 212.801451] kobject: 'loop4' (00000000d01492ac): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 212.813320] kobject: 'loop0' (00000000fd5bc2b4): kobject_uevent_env [ 212.819943] kobject: 'loop0' (00000000fd5bc2b4): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 212.836418] kobject: 'loop2' (00000000d20b4d78): kobject_uevent_env [ 212.843580] kobject: 'loop2' (00000000d20b4d78): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 212.861676] kobject: 'loop3' (000000002dfd98a0): kobject_uevent_env [ 212.868692] kobject: 'loop3' (000000002dfd98a0): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 212.878675] kobject: 'loop5' (000000007f0f82de): kobject_uevent_env [ 212.885505] kobject: 'loop5' (000000007f0f82de): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 212.925760] kobject: 'loop1' (0000000033f41265): kobject_uevent_env [ 212.932507] kobject: 'loop1' (0000000033f41265): fill_kobj_path: path = '/devices/virtual/block/loop1' 2018/11/27 07:15:59 executed programs: 274 [ 213.728652] kobject: 'loop3' (000000002dfd98a0): kobject_uevent_env [ 213.737478] kobject: 'loop3' (000000002dfd98a0): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 213.747669] kobject: 'loop0' (00000000fd5bc2b4): kobject_uevent_env [ 213.754346] kobject: 'loop0' (00000000fd5bc2b4): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 213.768242] kobject: 'loop2' (00000000d20b4d78): kobject_uevent_env [ 213.780109] kobject: 'loop2' (00000000d20b4d78): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 213.790375] kobject: 'loop4' (00000000d01492ac): kobject_uevent_env [ 213.796883] kobject: 'loop4' (00000000d01492ac): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 213.806644] kobject: 'loop5' (000000007f0f82de): kobject_uevent_env [ 213.813123] kobject: 'loop5' (000000007f0f82de): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 213.894825] kobject: 'loop1' (0000000033f41265): kobject_uevent_env [ 213.901348] kobject: 'loop1' (0000000033f41265): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 214.624414] kobject: 'loop2' (00000000d20b4d78): kobject_uevent_env [ 214.630945] kobject: 'loop2' (00000000d20b4d78): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 214.665122] kobject: 'loop0' (00000000fd5bc2b4): kobject_uevent_env [ 214.671798] kobject: 'loop0' (00000000fd5bc2b4): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 214.684420] kobject: 'loop3' (000000002dfd98a0): kobject_uevent_env [ 214.697760] kobject: 'loop3' (000000002dfd98a0): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 214.709805] kobject: 'loop4' (00000000d01492ac): kobject_uevent_env [ 214.716385] kobject: 'loop4' (00000000d01492ac): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 214.732568] kobject: 'loop5' (000000007f0f82de): kobject_uevent_env [ 214.739074] kobject: 'loop5' (000000007f0f82de): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 214.786232] kobject: 'loop1' (0000000033f41265): kobject_uevent_env [ 214.794008] kobject: 'loop1' (0000000033f41265): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 215.554990] kobject: 'loop2' (00000000d20b4d78): kobject_uevent_env [ 215.561435] kobject: 'loop2' (00000000d20b4d78): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 215.595434] kobject: 'loop0' (00000000fd5bc2b4): kobject_uevent_env [ 215.602924] kobject: 'loop0' (00000000fd5bc2b4): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 215.622633] kobject: 'loop3' (000000002dfd98a0): kobject_uevent_env [ 215.629445] kobject: 'loop3' (000000002dfd98a0): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 215.640675] kobject: 'loop4' (00000000d01492ac): kobject_uevent_env [ 215.649200] kobject: 'loop4' (00000000d01492ac): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 215.660422] kobject: 'loop5' (000000007f0f82de): kobject_uevent_env [ 215.668858] kobject: 'loop5' (000000007f0f82de): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 215.693181] kobject: 'loop1' (0000000033f41265): kobject_uevent_env [ 215.701047] kobject: 'loop1' (0000000033f41265): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 216.505217] kobject: 'loop2' (00000000d20b4d78): kobject_uevent_env [ 216.511702] kobject: 'loop2' (00000000d20b4d78): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 216.525528] kobject: 'loop0' (00000000fd5bc2b4): kobject_uevent_env [ 216.533044] kobject: 'loop0' (00000000fd5bc2b4): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 216.554920] kobject: 'loop3' (000000002dfd98a0): kobject_uevent_env [ 216.561857] kobject: 'loop3' (000000002dfd98a0): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 216.589430] kobject: 'loop5' (000000007f0f82de): kobject_uevent_env [ 216.596790] kobject: 'loop5' (000000007f0f82de): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 216.606905] kobject: 'loop4' (00000000d01492ac): kobject_uevent_env [ 216.613708] kobject: 'loop4' (00000000d01492ac): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 216.630668] kobject: 'loop1' (0000000033f41265): kobject_uevent_env [ 216.638775] kobject: 'loop1' (0000000033f41265): fill_kobj_path: path = '/devices/virtual/block/loop1'