[....] 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. [ 29.348669] kauditd_printk_skb: 7 callbacks suppressed [ 29.348681] audit: type=1800 audit(1544900651.647:29): pid=5896 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 29.379210] audit: type=1800 audit(1544900651.647:30): pid=5896 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 33.730720] sshd (6036) used greatest stack depth: 15744 bytes left Warning: Permanently added '10.128.0.144' (ECDSA) to the list of known hosts. 2018/12/15 19:05:35 parsed 1 programs [ 114.879787] as (6061) used greatest stack depth: 15400 bytes left [ 115.541399] ld (6063) used greatest stack depth: 15296 bytes left 2018/12/15 19:05:38 executed programs: 0 [ 115.939843] IPVS: ftp: loaded support on port[0] = 21 [ 115.950691] IPVS: ftp: loaded support on port[0] = 21 [ 116.009095] IPVS: ftp: loaded support on port[0] = 21 [ 116.039359] IPVS: ftp: loaded support on port[0] = 21 [ 116.042722] IPVS: ftp: loaded support on port[0] = 21 [ 116.050523] IPVS: ftp: loaded support on port[0] = 21 [ 116.798918] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.811970] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.819301] device bridge_slave_0 entered promiscuous mode [ 116.831333] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.838467] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.845696] device bridge_slave_0 entered promiscuous mode [ 116.864245] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.874378] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.881915] device bridge_slave_0 entered promiscuous mode [ 116.888468] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.894801] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.901998] device bridge_slave_0 entered promiscuous mode [ 116.908619] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.914958] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.921981] device bridge_slave_1 entered promiscuous mode [ 116.930339] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.937329] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.944323] device bridge_slave_1 entered promiscuous mode [ 116.952339] bridge0: port 1(bridge_slave_0) entered blocking state [ 116.959051] bridge0: port 1(bridge_slave_0) entered disabled state [ 116.966079] device bridge_slave_0 entered promiscuous mode [ 116.973906] bridge0: port 2(bridge_slave_1) entered blocking state [ 116.981567] bridge0: port 2(bridge_slave_1) entered disabled state [ 116.988690] device bridge_slave_1 entered promiscuous mode [ 116.995329] bridge0: port 1(bridge_slave_0) entered blocking state [ 117.001650] bridge0: port 1(bridge_slave_0) entered disabled state [ 117.008877] device bridge_slave_0 entered promiscuous mode [ 117.017142] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 117.025517] bridge0: port 2(bridge_slave_1) entered blocking state [ 117.036130] bridge0: port 2(bridge_slave_1) entered disabled state [ 117.043194] device bridge_slave_1 entered promiscuous mode [ 117.050850] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 117.063307] bridge0: port 2(bridge_slave_1) entered blocking state [ 117.069946] bridge0: port 2(bridge_slave_1) entered disabled state [ 117.077728] device bridge_slave_1 entered promiscuous mode [ 117.085709] bridge0: port 2(bridge_slave_1) entered blocking state [ 117.092040] bridge0: port 2(bridge_slave_1) entered disabled state [ 117.099003] device bridge_slave_1 entered promiscuous mode [ 117.107483] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 117.116319] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 117.126167] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 117.133485] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 117.146651] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 117.155886] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 117.172087] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 117.182725] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 117.218597] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 117.253819] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 117.268299] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 117.301078] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 117.313936] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 117.330089] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 117.349073] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 117.386243] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 117.395918] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 117.437908] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 117.468451] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 117.530805] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 117.549751] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 117.576235] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 117.583849] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 117.604849] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 117.619967] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 117.631274] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 117.644172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 117.656280] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 117.672149] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 117.694441] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 117.746594] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 117.753448] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 117.787688] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 117.796254] team0: Port device team_slave_0 added [ 117.803721] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 117.828671] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 117.843377] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 117.851767] team0: Port device team_slave_0 added [ 117.873783] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 117.886348] team0: Port device team_slave_0 added [ 117.894850] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 117.907528] team0: Port device team_slave_1 added [ 117.912900] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 117.921194] team0: Port device team_slave_0 added [ 117.929603] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 117.939354] team0: Port device team_slave_1 added [ 117.957691] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 117.974224] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 117.986199] team0: Port device team_slave_1 added [ 117.993178] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 118.014678] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 118.025385] team0: Port device team_slave_1 added [ 118.034481] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 118.050964] team0: Port device team_slave_0 added [ 118.072542] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 118.081081] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 118.103843] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 118.120970] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 118.131230] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 118.146010] team0: Port device team_slave_1 added [ 118.163332] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 118.172027] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 118.192101] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 118.200379] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 118.211952] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 118.230881] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 118.250685] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 118.276829] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 118.294706] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 118.302955] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 118.310840] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 118.318941] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 118.329373] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 118.343592] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 118.359208] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 118.368915] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 118.385967] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 118.393926] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 118.402432] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 118.411023] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 118.420579] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 118.428242] team0: Port device team_slave_0 added [ 118.442524] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 118.452744] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 118.474572] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 118.485732] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 118.499342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 118.507486] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 118.515366] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 118.523146] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 118.530997] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 118.538703] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 118.551678] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 118.559604] team0: Port device team_slave_1 added [ 118.582369] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 118.596021] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 118.616111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 118.662062] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 118.682842] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 118.700108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 118.709795] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 118.723650] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 118.732211] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 118.763348] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 118.782819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 118.794353] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 118.846544] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 118.853695] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 118.862841] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 118.935508] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 118.942644] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 118.954813] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 119.219929] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.226468] bridge0: port 2(bridge_slave_1) entered forwarding state [ 119.233445] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.239883] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.257002] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 119.325377] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.331768] bridge0: port 2(bridge_slave_1) entered forwarding state [ 119.338468] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.344823] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.353499] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 119.403896] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.410306] bridge0: port 2(bridge_slave_1) entered forwarding state [ 119.417072] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.423451] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.433235] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 119.452886] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.459290] bridge0: port 2(bridge_slave_1) entered forwarding state [ 119.466033] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.472405] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.491772] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 119.542914] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.549332] bridge0: port 2(bridge_slave_1) entered forwarding state [ 119.556043] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.562415] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.571880] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 119.678362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 119.688025] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 119.702657] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 119.711325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 119.719365] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 120.016616] bridge0: port 2(bridge_slave_1) entered blocking state [ 120.023024] bridge0: port 2(bridge_slave_1) entered forwarding state [ 120.029777] bridge0: port 1(bridge_slave_0) entered blocking state [ 120.036207] bridge0: port 1(bridge_slave_0) entered forwarding state [ 120.055516] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 120.715753] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 122.221179] 8021q: adding VLAN 0 to HW filter on device bond0 [ 122.270777] 8021q: adding VLAN 0 to HW filter on device bond0 [ 122.296711] 8021q: adding VLAN 0 to HW filter on device bond0 [ 122.364237] 8021q: adding VLAN 0 to HW filter on device bond0 [ 122.465483] 8021q: adding VLAN 0 to HW filter on device bond0 [ 122.489187] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 122.563310] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 122.592740] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 122.634814] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 122.713948] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 122.798843] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 122.811323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 122.818949] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 122.855880] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 122.867661] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 122.874838] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 122.914834] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 122.933488] 8021q: adding VLAN 0 to HW filter on device bond0 [ 122.941777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 122.950590] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 122.964742] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 122.979155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 122.990765] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 123.077430] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 123.084080] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 123.093085] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 123.118779] 8021q: adding VLAN 0 to HW filter on device team0 [ 123.176985] 8021q: adding VLAN 0 to HW filter on device team0 [ 123.190235] 8021q: adding VLAN 0 to HW filter on device team0 [ 123.230328] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 123.264256] 8021q: adding VLAN 0 to HW filter on device team0 [ 123.329961] 8021q: adding VLAN 0 to HW filter on device team0 [ 123.498830] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 123.505090] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 123.512391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 123.758944] 8021q: adding VLAN 0 to HW filter on device team0 2018/12/15 19:05:48 executed programs: 6 2018/12/15 19:05:53 executed programs: 41 2018/12/15 19:05:58 executed programs: 72 2018/12/15 19:06:03 executed programs: 107 2018/12/15 19:06:08 executed programs: 138 [ 148.899170] [ 148.901065] ===================================================== [ 148.907277] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 148.914022] 4.20.0-rc6+ #277 Not tainted [ 148.918059] ----------------------------------------------------- [ 148.924289] syz-executor2/8400 [HC0[0]:SC0[0]:HE0:SE1] is trying to acquire: [ 148.931577] 00000000d4be9105 (&ctx->fd_wqh){....}, at: aio_poll+0x760/0x1420 [ 148.938961] [ 148.938961] and this task is already holding: [ 148.944921] 00000000b9ab7875 (&(&ctx->ctx_lock)->rlock){..-.}, at: aio_poll+0x738/0x1420 [ 148.953272] which would create a new lock dependency: [ 148.958454] (&(&ctx->ctx_lock)->rlock){..-.} -> (&ctx->fd_wqh){....} [ 148.965193] [ 148.965193] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 148.973228] (&(&ctx->ctx_lock)->rlock){..-.} [ 148.973235] [ 148.973235] ... which became SOFTIRQ-irq-safe at: [ 148.984031] lock_acquire+0x1ed/0x520 [ 148.988038] _raw_spin_lock_irq+0x61/0x80 [ 148.992266] free_ioctx_users+0xbc/0x710 [ 148.996398] percpu_ref_switch_to_atomic_rcu+0x563/0x730 [ 149.001915] rcu_process_callbacks+0x100a/0x1ac0 [ 149.006742] __do_softirq+0x308/0xb7e [ 149.010627] irq_exit+0x17f/0x1c0 [ 149.014152] smp_apic_timer_interrupt+0x1cb/0x760 [ 149.019064] apic_timer_interrupt+0xf/0x20 [ 149.023372] native_safe_halt+0x6/0x10 [ 149.027335] default_idle+0xbf/0x490 [ 149.031118] arch_cpu_idle+0x10/0x20 [ 149.034925] default_idle_call+0x6d/0x90 [ 149.039059] do_idle+0x49b/0x5c0 [ 149.042516] cpu_startup_entry+0x18/0x20 [ 149.046646] rest_init+0x243/0x372 [ 149.050258] arch_call_rest_init+0xe/0x1b [ 149.054478] start_kernel+0x9f5/0xa30 [ 149.058470] x86_64_start_reservations+0x29/0x2b [ 149.063298] x86_64_start_kernel+0x76/0x79 [ 149.067701] secondary_startup_64+0xa4/0xb0 [ 149.072216] [ 149.072216] to a SOFTIRQ-irq-unsafe lock: [ 149.077819] (&ctx->fault_pending_wqh){+.+.} [ 149.077826] [ 149.077826] ... which became SOFTIRQ-irq-unsafe at: [ 149.088676] ... [ 149.088693] lock_acquire+0x1ed/0x520 [ 149.094570] _raw_spin_lock+0x2d/0x40 [ 149.098448] userfaultfd_release+0x63e/0x8d0 [ 149.103057] __fput+0x385/0xa30 [ 149.106408] ____fput+0x15/0x20 [ 149.109757] task_work_run+0x1e8/0x2a0 [ 149.113824] get_signal+0x1558/0x1980 [ 149.117836] do_signal+0x9c/0x21c0 [ 149.121450] exit_to_usermode_loop+0x2e5/0x380 [ 149.126108] do_fast_syscall_32+0xcd5/0xfb2 [ 149.130628] entry_SYSENTER_compat+0x70/0x7f [ 149.135103] [ 149.135103] other info that might help us debug this: [ 149.135103] [ 149.143255] Chain exists of: [ 149.143255] &(&ctx->ctx_lock)->rlock --> &ctx->fd_wqh --> &ctx->fault_pending_wqh [ 149.143255] [ 149.155392] Possible interrupt unsafe locking scenario: [ 149.155392] [ 149.162426] CPU0 CPU1 [ 149.167077] ---- ---- [ 149.171726] lock(&ctx->fault_pending_wqh); [ 149.176116] local_irq_disable(); [ 149.182157] lock(&(&ctx->ctx_lock)->rlock); [ 149.189190] lock(&ctx->fd_wqh); [ 149.195144] [ 149.197882] lock(&(&ctx->ctx_lock)->rlock); [ 149.202538] [ 149.202538] *** DEADLOCK *** [ 149.202538] [ 149.208782] 1 lock held by syz-executor2/8400: [ 149.213345] #0: 00000000b9ab7875 (&(&ctx->ctx_lock)->rlock){..-.}, at: aio_poll+0x738/0x1420 [ 149.222150] [ 149.222150] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 149.231152] -> (&(&ctx->ctx_lock)->rlock){..-.} { [ 149.235991] IN-SOFTIRQ-W at: [ 149.239263] lock_acquire+0x1ed/0x520 [ 149.244704] _raw_spin_lock_irq+0x61/0x80 [ 149.250495] free_ioctx_users+0xbc/0x710 [ 149.256212] percpu_ref_switch_to_atomic_rcu+0x563/0x730 [ 149.263396] rcu_process_callbacks+0x100a/0x1ac0 [ 149.269787] __do_softirq+0x308/0xb7e [ 149.275226] irq_exit+0x17f/0x1c0 [ 149.280321] smp_apic_timer_interrupt+0x1cb/0x760 [ 149.286811] apic_timer_interrupt+0xf/0x20 [ 149.292840] native_safe_halt+0x6/0x10 [ 149.298365] default_idle+0xbf/0x490 [ 149.303719] arch_cpu_idle+0x10/0x20 [ 149.309069] default_idle_call+0x6d/0x90 [ 149.314767] do_idle+0x49b/0x5c0 [ 149.319767] cpu_startup_entry+0x18/0x20 [ 149.325580] rest_init+0x243/0x372 [ 149.330754] arch_call_rest_init+0xe/0x1b [ 149.336538] start_kernel+0x9f5/0xa30 [ 149.341979] x86_64_start_reservations+0x29/0x2b [ 149.348369] x86_64_start_kernel+0x76/0x79 [ 149.354352] secondary_startup_64+0xa4/0xb0 [ 149.360302] INITIAL USE at: [ 149.363506] lock_acquire+0x1ed/0x520 [ 149.368858] _raw_spin_lock_irq+0x61/0x80 [ 149.374559] free_ioctx_users+0xbc/0x710 [ 149.380184] percpu_ref_switch_to_atomic_rcu+0x563/0x730 [ 149.387327] rcu_process_callbacks+0x100a/0x1ac0 [ 149.393798] __do_softirq+0x308/0xb7e [ 149.399147] irq_exit+0x17f/0x1c0 [ 149.404153] smp_apic_timer_interrupt+0x1cb/0x760 [ 149.410539] apic_timer_interrupt+0xf/0x20 [ 149.416325] native_safe_halt+0x6/0x10 [ 149.421756] default_idle+0xbf/0x490 [ 149.427019] arch_cpu_idle+0x10/0x20 [ 149.432419] default_idle_call+0x6d/0x90 [ 149.438030] do_idle+0x49b/0x5c0 [ 149.442956] cpu_startup_entry+0x18/0x20 [ 149.448564] rest_init+0x243/0x372 [ 149.453655] arch_call_rest_init+0xe/0x1b [ 149.459356] start_kernel+0x9f5/0xa30 [ 149.464810] x86_64_start_reservations+0x29/0x2b [ 149.471117] x86_64_start_kernel+0x76/0x79 [ 149.477063] secondary_startup_64+0xa4/0xb0 [ 149.483055] } [ 149.484847] ... key at: [] __key.51095+0x0/0x40 [ 149.491575] ... acquired at: [ 149.494671] lock_acquire+0x1ed/0x520 [ 149.498645] _raw_spin_lock+0x2d/0x40 [ 149.502603] aio_poll+0x760/0x1420 [ 149.506304] io_submit_one+0xa49/0xf80 [ 149.510458] __ia32_compat_sys_io_submit+0x1b4/0x580 [ 149.515721] do_fast_syscall_32+0x34d/0xfb2 [ 149.520219] entry_SYSENTER_compat+0x70/0x7f [ 149.525022] [ 149.526647] [ 149.526647] the dependencies between the lock to be acquired [ 149.526650] and SOFTIRQ-irq-unsafe lock: [ 149.538050] -> (&ctx->fault_pending_wqh){+.+.} { [ 149.542878] HARDIRQ-ON-W at: [ 149.546239] lock_acquire+0x1ed/0x520 [ 149.551847] _raw_spin_lock+0x2d/0x40 [ 149.557458] userfaultfd_release+0x63e/0x8d0 [ 149.563675] __fput+0x385/0xa30 [ 149.568787] ____fput+0x15/0x20 [ 149.573885] task_work_run+0x1e8/0x2a0 [ 149.579579] get_signal+0x1558/0x1980 [ 149.585190] do_signal+0x9c/0x21c0 [ 149.590541] exit_to_usermode_loop+0x2e5/0x380 [ 149.597040] do_fast_syscall_32+0xcd5/0xfb2 [ 149.603178] entry_SYSENTER_compat+0x70/0x7f [ 149.609389] SOFTIRQ-ON-W at: [ 149.612745] lock_acquire+0x1ed/0x520 [ 149.618355] _raw_spin_lock+0x2d/0x40 [ 149.623979] userfaultfd_release+0x63e/0x8d0 [ 149.630305] __fput+0x385/0xa30 [ 149.635510] ____fput+0x15/0x20 [ 149.640611] task_work_run+0x1e8/0x2a0 [ 149.646307] get_signal+0x1558/0x1980 [ 149.651913] do_signal+0x9c/0x21c0 [ 149.657264] exit_to_usermode_loop+0x2e5/0x380 [ 149.663757] do_fast_syscall_32+0xcd5/0xfb2 [ 149.669891] entry_SYSENTER_compat+0x70/0x7f [ 149.676103] INITIAL USE at: [ 149.679380] lock_acquire+0x1ed/0x520 [ 149.684902] _raw_spin_lock+0x2d/0x40 [ 149.690434] userfaultfd_ctx_read+0x4f3/0x2180 [ 149.696859] userfaultfd_read+0x1e2/0x2c0 [ 149.702797] __vfs_read+0x117/0x9b0 [ 149.708157] vfs_read+0x17f/0x3c0 [ 149.713430] ksys_read+0x101/0x260 [ 149.718690] __ia32_sys_read+0x71/0xb0 [ 149.724302] do_fast_syscall_32+0x34d/0xfb2 [ 149.730348] entry_SYSENTER_compat+0x70/0x7f [ 149.736472] } [ 149.738364] ... key at: [] __key.44694+0x0/0x40 [ 149.745181] ... acquired at: [ 149.748492] _raw_spin_lock+0x2d/0x40 [ 149.752450] userfaultfd_ctx_read+0x4f3/0x2180 [ 149.757297] userfaultfd_read+0x1e2/0x2c0 [ 149.761605] __vfs_read+0x117/0x9b0 [ 149.765395] vfs_read+0x17f/0x3c0 [ 149.769006] ksys_read+0x101/0x260 [ 149.772699] __ia32_sys_read+0x71/0xb0 [ 149.776869] do_fast_syscall_32+0x34d/0xfb2 [ 149.781354] entry_SYSENTER_compat+0x70/0x7f [ 149.785913] [ 149.787518] -> (&ctx->fd_wqh){....} { [ 149.791382] INITIAL USE at: [ 149.794571] lock_acquire+0x1ed/0x520 [ 149.799917] _raw_spin_lock_irq+0x61/0x80 [ 149.805729] userfaultfd_ctx_read+0x2e4/0x2180 [ 149.811854] userfaultfd_read+0x1e2/0x2c0 [ 149.817555] __vfs_read+0x117/0x9b0 [ 149.822733] vfs_read+0x17f/0x3c0 [ 149.827732] ksys_read+0x101/0x260 [ 149.832929] __ia32_sys_read+0x71/0xb0 [ 149.838367] do_fast_syscall_32+0x34d/0xfb2 [ 149.844236] entry_SYSENTER_compat+0x70/0x7f [ 149.850185] } [ 149.851972] ... key at: [] __key.44697+0x0/0x40 [ 149.858701] ... acquired at: [ 149.861792] lock_acquire+0x1ed/0x520 [ 149.865749] _raw_spin_lock+0x2d/0x40 [ 149.869717] aio_poll+0x760/0x1420 [ 149.873414] io_submit_one+0xa49/0xf80 [ 149.877457] __ia32_compat_sys_io_submit+0x1b4/0x580 [ 149.882724] do_fast_syscall_32+0x34d/0xfb2 [ 149.887204] entry_SYSENTER_compat+0x70/0x7f [ 149.891760] [ 149.893368] [ 149.893368] stack backtrace: [ 149.897851] CPU: 0 PID: 8400 Comm: syz-executor2 Not tainted 4.20.0-rc6+ #277 [ 149.905219] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.914627] Call Trace: [ 149.917212] dump_stack+0x244/0x39d [ 149.920825] ? dump_stack_print_info.cold.1+0x20/0x20 [ 149.926006] ? print_shortest_lock_dependencies.cold.55+0x18e/0x211 [ 149.932529] ? vprintk_func+0x85/0x181 [ 149.936408] check_usage.cold.58+0x6d5/0xad1 [ 149.940805] ? check_usage_forwards+0x3d0/0x3d0 [ 149.945460] ? __switch_to_asm+0x34/0x70 [ 149.949505] ? __switch_to_asm+0x40/0x70 [ 149.953559] ? lockdep_on+0x50/0x50 [ 149.957186] ? mark_held_locks+0x130/0x130 [ 149.961430] ? __lock_acquire+0x62f/0x4c20 [ 149.965655] ? trace_event_raw_event_lock_acquire+0x440/0x440 [ 149.971637] __lock_acquire+0x238a/0x4c20 [ 149.975770] ? __lock_acquire+0x238a/0x4c20 [ 149.980177] ? find_held_lock+0x36/0x1c0 [ 149.984252] ? mark_held_locks+0x130/0x130 [ 149.988472] ? zap_class+0x640/0x640 [ 149.992173] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 149.997298] ? find_held_lock+0x36/0x1c0 [ 150.001352] ? add_wait_queue+0x1b9/0x2b0 [ 150.005694] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 150.010902] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 150.017643] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 150.022321] ? trace_hardirqs_on+0xbd/0x310 [ 150.026633] ? kasan_check_read+0x11/0x20 [ 150.030763] ? add_wait_queue+0x1b9/0x2b0 [ 150.035020] ? trace_hardirqs_off_caller+0x310/0x310 [ 150.040106] ? rcu_softirq_qs+0x20/0x20 [ 150.044077] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 150.049174] ? add_wait_queue+0x1b9/0x2b0 [ 150.053309] ? __wake_up_locked_key_bookmark+0x20/0x20 [ 150.058712] lock_acquire+0x1ed/0x520 [ 150.062499] ? aio_poll+0x760/0x1420 [ 150.066197] ? lock_release+0xa00/0xa00 [ 150.070170] ? kasan_check_read+0x11/0x20 [ 150.074452] ? do_raw_spin_lock+0x14f/0x350 [ 150.078887] ? __ia32_sys_eventfd+0x40/0x40 [ 150.083197] ? rwlock_bug.part.2+0x90/0x90 [ 150.087577] ? trace_hardirqs_on+0x310/0x310 [ 150.091972] ? __save_stack_trace+0x8d/0xf0 [ 150.096434] _raw_spin_lock+0x2d/0x40 [ 150.100221] ? aio_poll+0x760/0x1420 [ 150.103916] aio_poll+0x760/0x1420 [ 150.107440] ? free_ioctx_users+0x710/0x710 [ 150.111747] ? kmem_cache_alloc+0x12e/0x730 [ 150.116051] ? aio_setup_rw+0x170/0x170 [ 150.120013] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 150.124586] ? retint_kernel+0x2d/0x2d [ 150.128457] ? zap_class+0x640/0x640 [ 150.132300] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 150.137041] ? zap_class+0x640/0x640 [ 150.140741] ? find_held_lock+0x36/0x1c0 [ 150.144794] ? find_held_lock+0x36/0x1c0 [ 150.148936] ? __might_fault+0x12b/0x1e0 [ 150.152989] ? lock_downgrade+0x900/0x900 [ 150.157132] ? lock_release+0xa00/0xa00 [ 150.161091] ? perf_trace_sched_process_exec+0x860/0x860 [ 150.166526] ? kasan_check_read+0x11/0x20 [ 150.170701] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 150.176076] io_submit_one+0xa49/0xf80 [ 150.179953] ? io_submit_one+0xa49/0xf80 [ 150.184006] ? aio_poll+0x1420/0x1420 [ 150.187865] ? __might_fault+0x12b/0x1e0 [ 150.191921] ? lock_downgrade+0x900/0x900 [ 150.196058] ? perf_trace_sched_process_exec+0x860/0x860 [ 150.201504] __ia32_compat_sys_io_submit+0x1b4/0x580 [ 150.206602] ? __ia32_sys_io_submit+0x570/0x570 [ 150.211258] ? trace_hardirqs_on+0xbd/0x310 [ 150.215728] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 150.221378] ? entry_SYSENTER_compat+0x70/0x7f [ 150.225952] ? trace_hardirqs_off_caller+0x310/0x310 [ 150.231045] do_fast_syscall_32+0x34d/0xfb2 [ 150.235485] ? __ia32_sys_io_submit+0x570/0x570 [ 150.240145] ? do_fast_syscall_32+0x34d/0xfb2 [ 150.244837] ? do_int80_syscall_32+0x890/0x890 [ 150.249405] ? entry_SYSENTER_compat+0x68/0x7f [ 150.253986] ? trace_hardirqs_off_caller+0xbb/0x310 [ 150.258991] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 150.263824] ? trace_hardirqs_on_caller+0x310/0x310 [ 150.268823] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 150.273824] ? post_copy_siginfo_from_user.isra.25.part.26+0x250/0x250 [ 150.280492] ? __switch_to_asm+0x40/0x70 [ 150.284542] ? __switch_to_asm+0x34/0x70 [ 150.288589] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 150.293609] entry_SYSENTER_compat+0x70/0x7f [ 150.298006] RIP: 0023:0xf7ffda29 [ 150.301448] 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 [ 150.320457] RSP: 002b:00000000f7fb60cc EFLAGS: 00000296 ORIG_RAX: 00000000000000f8 [ 150.328165] RAX: ffffffffffffffda RBX: 00000000f7fd8000 RCX: 0000000000000001 [ 150.335429] RDX: 0000000020000b00 RSI: 0000000000000000 RDI: 0000000000000000 [ 150.342700] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 150.350029] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 150.357292] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 150.370000] kobject: 'loop3' (000000001ef1fa84): kobject_uevent_env [ 150.376557] kobject: 'loop3' (000000001ef1fa84): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 150.447552] kobject: 'loop5' (00000000f9be8b53): kobject_uevent_env [ 150.454209] kobject: 'loop5' (00000000f9be8b53): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 150.477251] kobject: 'loop1' (00000000d59789bb): kobject_uevent_env [ 150.485919] kobject: 'loop1' (00000000d59789bb): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 150.495665] kobject: 'loop4' (00000000af4a3e8d): kobject_uevent_env [ 150.502151] kobject: 'loop4' (00000000af4a3e8d): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 150.512120] kobject: 'loop0' (0000000026a17e1b): kobject_uevent_env [ 150.518589] kobject: 'loop0' (0000000026a17e1b): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 150.528336] kobject: 'loop2' (00000000b52299ff): kobject_uevent_env [ 150.534746] kobject: 'loop2' (00000000b52299ff): fill_kobj_path: path = '/devices/virtual/block/loop2' 2018/12/15 19:06:13 executed programs: 162 [ 151.308587] kobject: 'loop3' (000000001ef1fa84): kobject_uevent_env [ 151.316476] kobject: 'loop3' (000000001ef1fa84): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 151.372866] kobject: 'loop4' (00000000af4a3e8d): kobject_uevent_env [ 151.380367] kobject: 'loop4' (00000000af4a3e8d): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 151.398800] kobject: 'loop5' (00000000f9be8b53): kobject_uevent_env [ 151.407287] kobject: 'loop5' (00000000f9be8b53): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 151.420358] kobject: 'loop2' (00000000b52299ff): kobject_uevent_env [ 151.427034] kobject: 'loop2' (00000000b52299ff): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 151.438195] kobject: 'loop1' (00000000d59789bb): kobject_uevent_env [ 151.444720] kobject: 'loop1' (00000000d59789bb): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 151.454620] kobject: 'loop0' (0000000026a17e1b): kobject_uevent_env [ 151.461243] kobject: 'loop0' (0000000026a17e1b): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 152.258163] kobject: 'loop4' (00000000af4a3e8d): kobject_uevent_env [ 152.264957] kobject: 'loop4' (00000000af4a3e8d): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 152.279657] kobject: 'loop3' (000000001ef1fa84): kobject_uevent_env [ 152.286353] kobject: 'loop3' (000000001ef1fa84): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 152.303881] kobject: 'loop5' (00000000f9be8b53): kobject_uevent_env [ 152.315593] kobject: 'loop5' (00000000f9be8b53): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 152.331183] kobject: 'loop1' (00000000d59789bb): kobject_uevent_env [ 152.338378] kobject: 'loop1' (00000000d59789bb): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 152.353782] kobject: 'loop0' (0000000026a17e1b): kobject_uevent_env [ 152.360691] kobject: 'loop0' (0000000026a17e1b): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 152.370907] kobject: 'loop2' (00000000b52299ff): kobject_uevent_env [ 152.377460] kobject: 'loop2' (00000000b52299ff): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 153.198306] kobject: 'loop3' (000000001ef1fa84): kobject_uevent_env [ 153.204815] kobject: 'loop3' (000000001ef1fa84): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 153.218986] kobject: 'loop4' (00000000af4a3e8d): kobject_uevent_env [ 153.225468] kobject: 'loop4' (00000000af4a3e8d): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 153.242027] kobject: 'loop1' (00000000d59789bb): kobject_uevent_env [ 153.248561] kobject: 'loop1' (00000000d59789bb): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 153.263713] kobject: 'loop5' (00000000f9be8b53): kobject_uevent_env [ 153.275358] kobject: 'loop5' (00000000f9be8b53): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 153.289570] kobject: 'loop2' (00000000b52299ff): kobject_uevent_env [ 153.296688] kobject: 'loop2' (00000000b52299ff): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 153.306779] kobject: 'loop0' (0000000026a17e1b): kobject_uevent_env [ 153.313269] kobject: 'loop0' (0000000026a17e1b): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 154.138666] kobject: 'loop3' (000000001ef1fa84): kobject_uevent_env [ 154.147346] kobject: 'loop3' (000000001ef1fa84): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 154.160368] kobject: 'loop4' (00000000af4a3e8d): kobject_uevent_env [ 154.167139] kobject: 'loop4' (00000000af4a3e8d): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 154.179462] kobject: 'loop5' (00000000f9be8b53): kobject_uevent_env [ 154.188636] kobject: 'loop5' (00000000f9be8b53): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 154.199023] kobject: 'loop2' (00000000b52299ff): kobject_uevent_env [ 154.205569] kobject: 'loop2' (00000000b52299ff): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 154.220927] kobject: 'loop1' (00000000d59789bb): kobject_uevent_env [ 154.227455] kobject: 'loop1' (00000000d59789bb): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 154.249041] kobject: 'loop0' (0000000026a17e1b): kobject_uevent_env [ 154.263802] kobject: 'loop0' (0000000026a17e1b): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 155.088713] kobject: 'loop3' (000000001ef1fa84): kobject_uevent_env [ 155.095255] kobject: 'loop3' (000000001ef1fa84): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 155.109822] kobject: 'loop5' (00000000f9be8b53): kobject_uevent_env [ 155.116521] kobject: 'loop5' (00000000f9be8b53): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 155.132885] kobject: 'loop4' (00000000af4a3e8d): kobject_uevent_env [ 155.142179] kobject: 'loop4' (00000000af4a3e8d): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 155.152612] kobject: 'loop2' (00000000b52299ff): kobject_uevent_env [ 155.159145] kobject: 'loop2' (00000000b52299ff): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 155.169165] kobject: 'loop1' (00000000d59789bb): kobject_uevent_env [ 155.175900] kobject: 'loop1' (00000000d59789bb): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 155.186375] kobject: 'loop0' (0000000026a17e1b): kobject_uevent_env [ 155.193506] kobject: 'loop0' (0000000026a17e1b): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 156.018464] kobject: 'loop1' (00000000d59789bb): kobject_uevent_env [ 156.024923] kobject: 'loop1' (00000000d59789bb): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 156.039033] kobject: 'loop5' (00000000f9be8b53): kobject_uevent_env [ 156.047604] kobject: 'loop5' (00000000f9be8b53): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 156.057764] kobject: 'loop3' (000000001ef1fa84): kobject_uevent_env [ 156.064201] kobject: 'loop3' (000000001ef1fa84): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 156.080595] kobject: 'loop4' (00000000af4a3e8d): kobject_uevent_env [ 156.088882] kobject: 'loop4' (00000000af4a3e8d): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 156.099957] kobject: 'loop0' (0000000026a17e1b): kobject_uevent_env [ 156.113428] kobject: 'loop0' (0000000026a17e1b): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 156.130274] kobject: 'loop2' (00000000b52299ff): kobject_uevent_env [ 156.144046] kobject: 'loop2' (00000000b52299ff): fill_kobj_path: path = '/devices/virtual/block/loop2' 2018/12/15 19:06:19 executed programs: 198 [ 156.919472] kobject: 'loop5' (00000000f9be8b53): kobject_uevent_env [ 156.926100] kobject: 'loop5' (00000000f9be8b53): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 157.098268] kobject: 'loop3' (000000001ef1fa84): kobject_uevent_env [ 157.105669] kobject: 'loop3' (000000001ef1fa84): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 157.133118] kobject: 'loop4' (00000000af4a3e8d): kobject_uevent_env [ 157.140524] kobject: 'loop4' (00000000af4a3e8d): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 157.150855] kobject: 'loop2' (00000000b52299ff): kobject_uevent_env [ 157.157527] kobject: 'loop2' (00000000b52299ff): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 157.167409] kobject: 'loop1' (00000000d59789bb): kobject_uevent_env [ 157.173840] kobject: 'loop1' (00000000d59789bb): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 157.183910] kobject: 'loop0' (0000000026a17e1b): kobject_uevent_env [ 157.190500] kobject: 'loop0' (0000000026a17e1b): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 157.849463] kobject: 'loop5' (00000000f9be8b53): kobject_uevent_env [ 157.856118] kobject: 'loop5' (00000000f9be8b53): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 158.027835] kobject: 'loop3' (000000001ef1fa84): kobject_uevent_env [ 158.034458] kobject: 'loop3' (000000001ef1fa84): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 158.058169] kobject: 'loop2' (00000000b52299ff): kobject_uevent_env [ 158.064624] kobject: 'loop2' (00000000b52299ff): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 158.074843] kobject: 'loop4' (00000000af4a3e8d): kobject_uevent_env [ 158.083085] kobject: 'loop4' (00000000af4a3e8d): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 158.093363] kobject: 'loop0' (0000000026a17e1b): kobject_uevent_env [ 158.100585] kobject: 'loop0' (0000000026a17e1b): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 158.110588] kobject: 'loop1' (00000000d59789bb): kobject_uevent_env [ 158.117066] kobject: 'loop1' (00000000d59789bb): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 158.798483] kobject: 'loop5' (00000000f9be8b53): kobject_uevent_env [ 158.805220] kobject: 'loop5' (00000000f9be8b53): fill_kobj_path: path = '/devices/virtual/block/loop5'