[info] Using makefile-style concurrent boot in runlevel 2. [ 22.799717] audit: type=1800 audit(1539960720.484:21): pid=5131 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0 [ 22.825829] audit: type=1800 audit(1539960720.484:22): pid=5131 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="motd" dev="sda1" ino=2447 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.87' (ECDSA) to the list of known hosts. 2018/10/19 14:53:20 parsed 1 programs 2018/10/19 14:53:22 executed programs: 0 syzkaller login: [ 104.724186] IPVS: ftp: loaded support on port[0] = 21 [ 104.740966] IPVS: ftp: loaded support on port[0] = 21 [ 104.766504] IPVS: ftp: loaded support on port[0] = 21 [ 104.773705] IPVS: ftp: loaded support on port[0] = 21 [ 104.819989] IPVS: ftp: loaded support on port[0] = 21 [ 104.838181] IPVS: ftp: loaded support on port[0] = 21 [ 105.546903] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.563104] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.570386] device bridge_slave_0 entered promiscuous mode [ 105.584308] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.592289] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.599250] device bridge_slave_0 entered promiscuous mode [ 105.626166] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.636264] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.647697] device bridge_slave_1 entered promiscuous mode [ 105.654373] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.661453] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.668447] device bridge_slave_0 entered promiscuous mode [ 105.676770] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.683684] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.691333] device bridge_slave_1 entered promiscuous mode [ 105.699094] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.708882] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.715984] device bridge_slave_0 entered promiscuous mode [ 105.728399] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.735415] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.746141] device bridge_slave_0 entered promiscuous mode [ 105.755560] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.762766] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.770130] device bridge_slave_1 entered promiscuous mode [ 105.778370] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 105.788082] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 105.798494] bridge0: port 1(bridge_slave_0) entered blocking state [ 105.806911] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.821672] device bridge_slave_0 entered promiscuous mode [ 105.832278] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.838646] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.847569] device bridge_slave_1 entered promiscuous mode [ 105.854556] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.862638] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.870073] device bridge_slave_1 entered promiscuous mode [ 105.878408] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 105.888690] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 105.898812] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 105.910053] bridge0: port 2(bridge_slave_1) entered blocking state [ 105.918238] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.931609] device bridge_slave_1 entered promiscuous mode [ 105.946482] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 105.968521] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 105.982380] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 105.999590] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 106.033387] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 106.055546] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 106.093841] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 106.113723] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 106.126607] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 106.152247] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 106.164944] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 106.191848] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 106.264924] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 106.287949] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 106.303070] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 106.312345] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 106.321408] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 106.341103] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 106.347984] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 106.360304] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 106.380253] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 106.389368] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 106.409360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 106.439633] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 106.447953] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 106.466313] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 106.479564] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 106.491484] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 106.505799] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 106.524718] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 106.555030] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 106.570660] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 106.578576] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 106.594094] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 106.608532] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 106.616338] team0: Port device team_slave_0 added [ 106.622010] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 106.641066] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 106.647969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 106.667813] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 106.681481] team0: Port device team_slave_0 added [ 106.688277] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 106.696001] team0: Port device team_slave_1 added [ 106.719618] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 106.738190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 106.759211] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 106.768232] team0: Port device team_slave_1 added [ 106.783635] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 106.795481] team0: Port device team_slave_0 added [ 106.806739] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 106.825802] team0: Port device team_slave_0 added [ 106.834191] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 106.852281] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 106.859563] team0: Port device team_slave_0 added [ 106.890911] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 106.899204] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 106.915836] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 106.923415] team0: Port device team_slave_1 added [ 106.943509] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 106.951962] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 106.959304] team0: Port device team_slave_1 added [ 106.967821] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 106.981701] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 106.991759] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 107.001161] team0: Port device team_slave_1 added [ 107.008298] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 107.023187] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 107.031055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 107.039257] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 107.056564] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 107.075202] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 107.094831] team0: Port device team_slave_0 added [ 107.101185] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 107.108997] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 107.122356] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 107.130171] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 107.138213] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 107.155331] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 107.168585] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 107.189305] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 107.199236] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 107.213783] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 107.225273] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 107.233624] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 107.242363] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 107.251168] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 107.259810] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 107.268350] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 107.276297] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 107.285131] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 107.292561] team0: Port device team_slave_1 added [ 107.302234] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 107.311355] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 107.323011] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 107.333525] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 107.347072] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 107.362221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 107.372735] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 107.386233] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 107.400236] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 107.412267] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 107.432302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 107.440310] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 107.451431] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 107.464996] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 107.474641] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 107.553270] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 107.560149] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 107.569247] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 107.632090] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 107.639286] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 107.653600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 107.681145] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 107.688434] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 107.697076] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 108.012451] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.019021] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.026025] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.032426] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.051460] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 108.067373] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.073777] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.080374] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.086804] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.096020] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 108.146917] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.153363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.159983] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.166414] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.181360] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 108.235823] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.242276] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.248898] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.255340] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.267245] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 108.280310] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.286773] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.293475] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.299841] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.307749] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 108.330582] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 108.337923] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 108.359063] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 108.378959] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 108.386608] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 108.529075] bridge0: port 2(bridge_slave_1) entered blocking state [ 108.535513] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.542210] bridge0: port 1(bridge_slave_0) entered blocking state [ 108.548585] bridge0: port 1(bridge_slave_0) entered forwarding state [ 108.563825] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 109.380912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 110.514133] 8021q: adding VLAN 0 to HW filter on device bond0 [ 110.645763] 8021q: adding VLAN 0 to HW filter on device bond0 [ 110.709993] 8021q: adding VLAN 0 to HW filter on device bond0 [ 110.793528] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 110.855033] 8021q: adding VLAN 0 to HW filter on device bond0 [ 110.882146] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 110.922820] 8021q: adding VLAN 0 to HW filter on device bond0 [ 110.991369] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 111.015907] 8021q: adding VLAN 0 to HW filter on device bond0 [ 111.061754] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 111.067964] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 111.076985] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 111.117397] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 111.141344] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 111.148168] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 111.158686] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 111.177963] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 111.231141] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 111.241426] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 111.248498] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 111.328863] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 111.363898] 8021q: adding VLAN 0 to HW filter on device team0 [ 111.371768] 8021q: adding VLAN 0 to HW filter on device team0 [ 111.382926] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 111.389632] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 111.411176] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 111.445070] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 111.457707] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 111.469557] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 111.495033] 8021q: adding VLAN 0 to HW filter on device team0 [ 111.626428] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 111.640156] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 111.654330] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 111.666882] 8021q: adding VLAN 0 to HW filter on device team0 [ 111.733341] 8021q: adding VLAN 0 to HW filter on device team0 [ 111.865502] 8021q: adding VLAN 0 to HW filter on device team0 [ 112.960695] [ 112.962379] ====================================================== [ 112.968693] WARNING: possible circular locking dependency detected [ 112.975016] 4.19.0-rc8+ #291 Not tainted [ 112.979078] ------------------------------------------------------ [ 112.985398] syz-executor1/6832 is trying to acquire lock: [ 112.990938] 000000007d4a82f2 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: flush_workqueue+0x2db/0x1e10 [ 113.000409] [ 113.000409] but task is already holding lock: [ 113.006383] 00000000e2da6d71 (&sb->s_type->i_mutex_key#10){+.+.}, at: ext4_file_write_iter+0x2a1/0x1420 [ 113.015945] [ 113.015945] which lock already depends on the new lock. [ 113.015945] [ 113.025658] [ 113.025658] the existing dependency chain (in reverse order) is: [ 113.030941] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 113.033279] [ 113.033279] -> #2 (&sb->s_type->i_mutex_key#10){+.+.}: [ 113.033312] down_write+0x8a/0x130 [ 113.033326] __generic_file_fsync+0xb5/0x200 [ 113.033339] ext4_sync_file+0xa4f/0x1510 [ 113.033355] vfs_fsync_range+0x140/0x220 [ 113.044225] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 113.046529] dio_complete+0x75c/0x9e0 [ 113.046539] dio_aio_complete_work+0x20/0x30 [ 113.046555] process_one_work+0xc90/0x1b90 [ 113.077027] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 113.078454] worker_thread+0x17f/0x1390 [ 113.078470] kthread+0x35a/0x420 [ 113.093415] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 113.094541] ret_from_fork+0x3a/0x50 [ 113.094549] [ 113.094549] -> #1 ((work_completion)(&dio->complete_work)){+.+.}: [ 113.124313] process_one_work+0xc0a/0x1b90 [ 113.129085] worker_thread+0x17f/0x1390 [ 113.133596] kthread+0x35a/0x420 [ 113.137503] ret_from_fork+0x3a/0x50 [ 113.141766] [ 113.141766] -> #0 ((wq_completion)"dio/%s"sb->s_id){+.+.}: [ 113.148900] lock_acquire+0x1ed/0x520 [ 113.153239] flush_workqueue+0x30a/0x1e10 [ 113.157920] drain_workqueue+0x2a9/0x640 [ 113.162510] destroy_workqueue+0xc6/0x9c0 [ 113.167190] sb_init_dio_done_wq+0x74/0x90 [ 113.171950] do_blockdev_direct_IO+0x12ea/0x9d70 [ 113.177233] __blockdev_direct_IO+0x9d/0xc6 [ 113.177734] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 113.182077] ext4_direct_IO+0xae8/0x2230 [ 113.182092] generic_file_direct_write+0x275/0x4b0 [ 113.182116] __generic_file_write_iter+0x2ff/0x630 [ 113.182129] ext4_file_write_iter+0x390/0x1420 [ 113.182138] aio_write+0x3b1/0x610 [ 113.182156] io_submit_one+0xaa1/0xf80 [ 113.188647] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 113.193124] __x64_sys_io_submit+0x1b7/0x580 [ 113.193138] do_syscall_64+0x1b9/0x820 [ 113.193151] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.193155] [ 113.193155] other info that might help us debug this: [ 113.193155] [ 113.193158] Chain exists of: [ 113.193158] (wq_completion)"dio/%s"sb->s_id --> (work_completion)(&dio->complete_work) --> &sb->s_type->i_mutex_key#10 [ 113.193158] [ 113.193186] Possible unsafe locking scenario: [ 113.193186] [ 113.271978] CPU0 CPU1 [ 113.276626] ---- ---- [ 113.281270] lock(&sb->s_type->i_mutex_key#10); [ 113.286014] lock((work_completion)(&dio->complete_work)); [ 113.294228] lock(&sb->s_type->i_mutex_key#10); [ 113.301491] lock((wq_completion)"dio/%s"sb->s_id); [ 113.306587] [ 113.306587] *** DEADLOCK *** [ 113.306587] [ 113.312631] 1 lock held by syz-executor1/6832: [ 113.317541] #0: 00000000e2da6d71 (&sb->s_type->i_mutex_key#10){+.+.}, at: ext4_file_write_iter+0x2a1/0x1420 [ 113.327519] [ 113.327519] stack backtrace: [ 113.332003] CPU: 1 PID: 6832 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #291 [ 113.339261] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.348598] Call Trace: [ 113.351180] dump_stack+0x1c4/0x2b4 [ 113.354816] ? dump_stack_print_info.cold.2+0x52/0x52 [ 113.359998] ? vprintk_func+0x85/0x181 [ 113.363878] print_circular_bug.isra.33.cold.54+0x1bd/0x27d [ 113.369571] ? save_trace+0xe0/0x290 [ 113.373270] __lock_acquire+0x33e4/0x4ec0 [ 113.377413] ? pvclock_read_flags+0x160/0x160 [ 113.381903] ? mark_held_locks+0x130/0x130 [ 113.386134] ? cpumask_next+0x41/0x50 [ 113.389927] ? select_idle_sibling+0x986/0xe80 [ 113.394499] ? mark_held_locks+0x130/0x130 [ 113.398720] ? lock_downgrade+0x900/0x900 [ 113.402856] ? check_preemption_disabled+0x48/0x200 [ 113.407861] ? graph_lock+0x170/0x170 [ 113.411658] ? __enqueue_entity+0x10d/0x1f0 [ 113.415977] ? __lock_is_held+0xb5/0x140 [ 113.420030] lock_acquire+0x1ed/0x520 [ 113.423820] ? flush_workqueue+0x2db/0x1e10 [ 113.428128] ? lock_release+0x970/0x970 [ 113.432098] ? lockdep_init_map+0x9/0x10 [ 113.436150] ? __init_waitqueue_head+0x9e/0x150 [ 113.440808] ? init_wait_entry+0x1c0/0x1c0 [ 113.445038] flush_workqueue+0x30a/0x1e10 [ 113.449183] ? flush_workqueue+0x2db/0x1e10 [ 113.453526] ? lock_acquire+0x1ed/0x520 [ 113.457494] ? drain_workqueue+0xa9/0x640 [ 113.461650] ? lock_release+0x970/0x970 [ 113.465609] ? lock_release+0x970/0x970 [ 113.469567] ? arch_local_save_flags+0x40/0x40 [ 113.474141] ? check_preemption_disabled+0x48/0x200 [ 113.479142] ? check_preemption_disabled+0x48/0x200 [ 113.484144] ? flush_rcu_work+0x90/0x90 [ 113.488111] ? graph_lock+0x170/0x170 [ 113.491897] ? __mutex_lock+0x85e/0x1700 [ 113.495945] ? __mutex_lock+0x85e/0x1700 [ 113.499998] ? drain_workqueue+0xa9/0x640 [ 113.504133] ? __alloc_workqueue_key+0x81f/0x1170 [ 113.508960] ? find_held_lock+0x36/0x1c0 [ 113.513010] ? drain_workqueue+0x13f/0x640 [ 113.517233] ? lock_downgrade+0x900/0x900 [ 113.521376] ? lock_downgrade+0x900/0x900 [ 113.525511] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 113.530603] ? try_to_wake_up+0x10a/0x12f0 [ 113.534822] ? find_held_lock+0x36/0x1c0 [ 113.538885] ? graph_lock+0x170/0x170 [ 113.542679] ? kasan_check_write+0x14/0x20 [ 113.546912] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 113.551853] ? __mutex_unlock_slowpath+0x197/0x8c0 [ 113.556772] ? wait_for_completion+0x8a0/0x8a0 [ 113.561350] ? wait_for_completion+0x8a0/0x8a0 [ 113.565946] ? pwq_activate_delayed_work+0x650/0x650 [ 113.571039] drain_workqueue+0x2a9/0x640 [ 113.575095] ? drain_workqueue+0x2a9/0x640 [ 113.579313] ? __alloc_workqueue_key+0xa1f/0x1170 [ 113.584147] ? flush_workqueue+0x1e10/0x1e10 [ 113.588541] ? workqueue_sysfs_register+0x3f0/0x3f0 [ 113.593544] ? save_stack+0x43/0xd0 [ 113.597153] ? kasan_kmalloc+0xc7/0xe0 [ 113.601027] ? kasan_slab_alloc+0x12/0x20 [ 113.605161] ? kmem_cache_alloc+0x12e/0x730 [ 113.609490] ? __blockdev_direct_IO+0x9d/0xc6 [ 113.613972] ? ext4_direct_IO+0xae8/0x2230 [ 113.618202] ? generic_file_direct_write+0x275/0x4b0 [ 113.623295] ? __generic_file_write_iter+0x2ff/0x630 [ 113.628385] ? ext4_file_write_iter+0x390/0x1420 [ 113.633146] ? aio_write+0x3b1/0x610 [ 113.636847] ? io_submit_one+0xaa1/0xf80 [ 113.640898] ? do_syscall_64+0x1b9/0x820 [ 113.644944] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.650298] destroy_workqueue+0xc6/0x9c0 [ 113.654432] ? wq_watchdog_timer_fn+0x810/0x810 [ 113.659093] ? graph_lock+0x170/0x170 [ 113.662899] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 113.668447] ? check_preemption_disabled+0x48/0x200 [ 113.673468] ? check_preemption_disabled+0x48/0x200 [ 113.678479] ? __lock_is_held+0xb5/0x140 [ 113.682530] ? rcu_read_lock_sched_held+0x108/0x120 [ 113.687531] ? kmem_cache_alloc+0x33a/0x730 [ 113.691846] ? kernel_text_address+0x79/0xf0 [ 113.696257] sb_init_dio_done_wq+0x74/0x90 [ 113.700520] do_blockdev_direct_IO+0x12ea/0x9d70 [ 113.705293] ? write_end_fn+0xf0/0xf0 [ 113.709087] ? ext4_get_block_trans+0x2e0/0x2e0 [ 113.713741] ? do_direct_IO+0xc110/0xc110 [ 113.717875] ? __lock_acquire+0x7ec/0x4ec0 [ 113.722115] ? aio_write+0x3b1/0x610 [ 113.725817] ? graph_lock+0x170/0x170 [ 113.729614] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.734982] ? print_usage_bug+0xc0/0xc0 [ 113.739048] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 113.744838] ? kasan_check_read+0x11/0x20 [ 113.748992] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 113.754258] ? rcu_bh_qs+0xc0/0xc0 [ 113.757782] ? rcu_bh_qs+0xc0/0xc0 [ 113.761313] ? unwind_dump+0x190/0x190 [ 113.765189] ? __lock_acquire+0x7ec/0x4ec0 [ 113.769427] ? __kernel_text_address+0xd/0x40 [ 113.773909] ? unwind_get_return_address+0x61/0xa0 [ 113.778828] ? __save_stack_trace+0x8d/0xf0 [ 113.783139] ? print_usage_bug+0xc0/0xc0 [ 113.787186] ? mark_held_locks+0x130/0x130 [ 113.791409] ? save_stack+0xa9/0xd0 [ 113.795037] ? save_stack+0x43/0xd0 [ 113.798680] ? __kasan_slab_free+0x102/0x150 [ 113.803076] ? kasan_slab_free+0xe/0x10 [ 113.807034] ? kfree+0xcf/0x230 [ 113.810309] ? print_usage_bug+0xc0/0xc0 [ 113.814365] ? aio_write+0x3b1/0x610 [ 113.818078] ? io_submit_one+0xaa1/0xf80 [ 113.822134] ? __x64_sys_io_submit+0x1b7/0x580 [ 113.826728] ? __lock_acquire+0x7ec/0x4ec0 [ 113.830959] ? do_raw_spin_unlock+0xa7/0x2f0 [ 113.835364] ? trace_hardirqs_on+0x310/0x310 [ 113.839765] ? kasan_check_write+0x14/0x20 [ 113.843992] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 113.849520] ? invalidate_inode_pages2_range+0x153c/0x1be0 [ 113.855146] ? mark_held_locks+0x130/0x130 [ 113.859397] ? check_preemption_disabled+0x48/0x200 [ 113.864407] ? pagecache_isize_extended+0x440/0x440 [ 113.869411] ? __lock_is_held+0xb5/0x140 [ 113.873459] ? graph_lock+0x170/0x170 [ 113.877244] ? lock_acquire+0x1ed/0x520 [ 113.881203] ? ext4_xattr_get+0x161/0xb30 [ 113.885342] ? find_held_lock+0x36/0x1c0 [ 113.889387] ? graph_lock+0x170/0x170 [ 113.893174] ? print_usage_bug+0xc0/0xc0 [ 113.897220] ? ext4_xattr_get+0x1a8/0xb30 [ 113.901349] ? graph_lock+0x170/0x170 [ 113.905136] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 113.910676] ? check_preemption_disabled+0x48/0x200 [ 113.915676] ? check_preemption_disabled+0x48/0x200 [ 113.920680] ? __lock_is_held+0xb5/0x140 [ 113.924727] ? ext4_get_block_trans+0x2e0/0x2e0 [ 113.929380] __blockdev_direct_IO+0x9d/0xc6 [ 113.933686] ? write_end_fn+0xf0/0xf0 [ 113.937474] ? ext4_get_block_trans+0x2e0/0x2e0 [ 113.942151] ext4_direct_IO+0xae8/0x2230 [ 113.946199] ? ext4_iomap_end+0x810/0x810 [ 113.950332] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 113.955856] ? timespec64_trunc+0xea/0x180 [ 113.960078] ? inode_init_owner+0x340/0x340 [ 113.964415] ? __vfs_setxattr+0x180/0x180 [ 113.968549] ? current_time+0x131/0x1b0 [ 113.972505] ? timespec64_trunc+0x180/0x180 [ 113.976811] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 113.982336] ? security_inode_need_killpriv+0x80/0xa0 [ 113.987511] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 113.993056] ? file_update_time+0xe4/0x640 [ 113.997277] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 114.002798] ? filemap_check_errors+0xd8/0x110 [ 114.007367] generic_file_direct_write+0x275/0x4b0 [ 114.012285] __generic_file_write_iter+0x2ff/0x630 [ 114.017201] ext4_file_write_iter+0x390/0x1420 [ 114.021768] ? __fget+0x4d1/0x740 [ 114.025212] ? ext4_file_mmap+0x410/0x410 [ 114.029342] ? find_held_lock+0x36/0x1c0 [ 114.033393] ? aio_write+0x4ce/0x610 [ 114.037090] ? lock_downgrade+0x900/0x900 [ 114.041224] ? __lock_is_held+0xb5/0x140 [ 114.045273] ? rcu_read_lock_sched_held+0x108/0x120 [ 114.050276] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 114.055799] ? __sb_start_write+0x1b2/0x370 [ 114.060109] aio_write+0x3b1/0x610 [ 114.063638] ? aio_complete_rw+0x640/0x640 [ 114.067861] ? lock_downgrade+0x900/0x900 [ 114.071993] ? kasan_check_read+0x11/0x20 [ 114.076125] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 114.081403] io_submit_one+0xaa1/0xf80 [ 114.085300] ? aio_poll+0x1420/0x1420 [ 114.089087] ? __might_fault+0x12b/0x1e0 [ 114.093136] ? lock_downgrade+0x900/0x900 [ 114.097271] ? arch_local_save_flags+0x40/0x40 [ 114.101846] __x64_sys_io_submit+0x1b7/0x580 [ 114.106239] ? __ia32_sys_io_destroy+0x580/0x580 [ 114.110983] ? trace_hardirqs_on+0xbd/0x310 [ 114.115306] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 114.120828] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.126178] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 114.131618] do_syscall_64+0x1b9/0x820 [ 114.135493] ? __ia32_sys_io_destroy+0x580/0x580 [ 114.140230] ? do_syscall_64+0x1b9/0x820 [ 114.144278] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 114.149629] ? syscall_return_slowpath+0x5e0/0x5e0 [ 114.154541] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 114.159371] ? trace_hardirqs_on_caller+0x310/0x310 [ 114.164372] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 114.169372] ? prepare_exit_to_usermode+0x291/0x3b0 [ 114.174376] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 114.179206] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.184383] RIP: 0033:0x457569 [ 114.187564] 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 [ 114.206448] RSP: 002b:00007f7d19a51c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 114.214144] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457569 [ 114.221406] RDX: 0000000020000540 RSI: 0000000000000008 RDI: 00007f7d19a31000 [ 114.228666] RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 [ 114.235918] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7d19a526d4 [ 114.243189] R13: 00000000004be72d R14: 00000000004ce380 R15: 00000000ffffffff 2018/10/19 14:53:32 executed programs: 6 [ 114.304479] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 114.312660] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 114.358832] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 114.366030] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 114.376822] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 114.383767] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 114.393678] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 114.400166] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 114.410068] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 114.416670] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 114.428152] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 114.434806] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 114.444874] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 114.456529] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 114.466761] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 114.473431] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 114.483846] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 114.490289] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 114.500291] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 114.506858] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 114.519933] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 114.531331] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 114.542204] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 114.551238] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 114.566170] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 114.572718] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 114.583118] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 114.592286] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 114.602314] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 114.608847] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 114.619637] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 114.627025] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 114.637133] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 114.646492] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 114.659055] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 114.666380] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 114.676914] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 114.683542] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 114.693993] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 114.706572] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 114.717522] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 114.724056] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 114.733842] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 114.740264] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 114.750266] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 114.756743] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 114.766594] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 114.773298] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 114.783790] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 114.790238] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 114.820362] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 114.827226] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 114.837229] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 114.843759] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 114.854650] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 114.862961] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 114.877769] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 114.888921] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 114.899100] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 114.918529] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 114.931122] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 114.937566] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 114.947916] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 114.955759] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 114.965184] syz-executor3 (6993) used greatest stack depth: 14648 bytes left [ 114.971245] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 114.978873] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 114.989717] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 115.000412] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 115.016367] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 115.025922] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 115.036275] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 115.043516] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 115.076523] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 115.101320] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 115.111971] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 115.118713] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 115.129524] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 115.140772] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 115.154866] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 115.163704] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 115.174687] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 115.183080] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 115.205590] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 115.216785] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 115.229439] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 115.236511] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 115.246912] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 115.253431] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 115.264073] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 115.271352] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 115.283590] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 115.292355] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 115.315212] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 115.335581] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 115.343445] File: /root/syzkaller-testdir701396558/syzkaller.CThVT5/11/bus PID: 14 Comm: kworker/0:1 [ 115.350531] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 115.363022] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 115.371040] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 115.381095] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 115.387580] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 115.397852] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 115.404337] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 115.418649] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 115.429311] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 115.440678] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 115.447614] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 115.461777] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 115.468794] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 115.480111] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 115.487683] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 115.498600] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 115.505479] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 115.516790] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 115.524045] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 115.537032] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 115.553269] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 115.568543] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 115.575038] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 115.584870] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 115.591378] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 115.601637] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 115.608316] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 115.618984] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 115.630381] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 115.641773] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 115.656466] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 115.676528] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 115.687076] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 115.698896] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 115.707328] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 115.718350] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 115.725380] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 115.737595] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 115.745648] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 115.757787] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 115.765276] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 115.776923] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 115.784953] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 115.801420] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 115.808445] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 115.819944] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 115.826980] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 115.838601] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 115.846157] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 115.859577] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 115.873632] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 115.897204] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 115.903999] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 115.914875] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 115.921592] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 115.931811] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 115.938316] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 115.948267] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 115.957521] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 115.972272] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 115.980899] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 115.991702] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 115.998741] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 116.009615] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 116.019893] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 116.030252] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 116.036969] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 116.046884] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 116.053358] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 116.063227] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 116.069650] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 116.079443] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 116.085922] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 116.096598] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 116.109957] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 116.124082] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 116.130853] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 116.146844] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 116.174617] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 116.189828] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 116.196369] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 116.209049] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 116.215562] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 116.225547] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 116.232026] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 116.250982] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 116.294168] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 116.313725] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 116.321655] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 116.332276] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 116.370326] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 116.384508] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 116.396167] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 116.406124] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 116.412657] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 116.422743] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 116.429183] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 116.439119] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 116.445595] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 116.496726] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 116.526462] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 116.591552] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 116.598041] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 116.682091] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 116.735938] File: /root/syzkaller-testdir446226321/syzkaller.6kf3D2/23/bus PID: 14 Comm: kworker/0:1 [ 116.925165] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 116.938760] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 116.992944] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 117.032563] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 117.053857] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 117.060402] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 117.087888] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 117.103697] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 117.115002] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 117.121519] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 117.131376] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 117.137823] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 117.153951] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 117.160414] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 117.196374] syz-executor5 (7484) used greatest stack depth: 12280 bytes left [ 117.197721] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 117.210224] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 117.223895] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 117.230354] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 117.267183] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 117.277877] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 117.296227] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 117.310425] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 117.322725] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 117.329574] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 117.340295] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 117.347618] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 117.394838] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 117.403384] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 117.416895] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 117.423906] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 117.434284] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 117.441327] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 117.455005] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 117.461667] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 117.489991] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 117.499086] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 117.511207] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 117.517916] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 117.528044] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 117.534589] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 117.544362] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 117.550882] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 117.565680] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 117.587009] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 117.598268] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 117.612087] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 117.625363] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 117.631924] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 117.641925] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 117.652573] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 117.665038] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 117.671631] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 117.686746] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 117.697638] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 117.709079] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 117.717418] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 117.728416] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 117.735665] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 117.745868] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 117.752802] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 117.764221] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 117.771109] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 117.782760] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 117.802162] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 117.817157] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 117.823697] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 117.834539] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 117.842462] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 117.852753] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 117.859677] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 117.870598] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 117.878228] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 117.900805] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 117.908050] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 117.919324] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 117.926460] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 117.938031] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 117.945454] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 117.956461] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 117.963167] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 117.979888] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 117.986910] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 117.999197] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 118.006330] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 118.018538] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 118.026166] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 118.036242] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 118.042775] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 118.052649] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 118.059090] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 118.075753] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 118.085016] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 118.095490] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 118.106026] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 118.117141] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 118.125153] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 118.137635] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 118.144133] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 118.159897] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 118.169667] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 118.181873] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 118.188321] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 118.205132] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 118.216788] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 118.235253] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 118.242380] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 118.253035] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 118.260105] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 118.272557] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 118.280284] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 118.291874] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 118.314496] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 118.324654] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 118.332435] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 118.342654] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 118.351220] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 118.361428] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 118.367955] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 118.390808] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 118.397316] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 118.407611] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 118.414094] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 118.424866] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 118.431389] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 118.441670] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 118.449656] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 118.459732] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 118.467405] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 118.483820] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 118.492051] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 118.503075] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 118.506561] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 118.519732] File: /root/syzkaller-testdir749472085/syzkaller.cOi3p9/41/bus PID: 5692 Comm: kworker/0:4 [ 118.521691] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 118.544160] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 118.552026] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 118.562136] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 118.572634] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 118.585191] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 118.594141] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 118.604373] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 118.613248] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 118.630929] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 118.643366] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 118.655210] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 118.661698] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 118.673095] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 118.679535] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 118.693201] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 118.700003] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 118.713088] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 118.723000] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 118.733466] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 118.740132] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 118.750993] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 118.757418] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 118.767275] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 118.780445] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 118.790263] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 118.797681] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 118.808795] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 118.815285] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 118.827359] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 118.835126] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 118.845755] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 118.854565] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 118.865313] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 118.873600] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 118.884754] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 118.893272] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 118.903179] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 118.909609] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 118.919476] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 118.928989] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 118.939066] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 118.947047] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 118.959646] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 118.968377] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 118.980220] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 118.986762] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 118.997018] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 119.005735] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 119.016707] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 119.024002] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 119.034871] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 119.042506] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 119.056526] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 119.063692] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 119.075154] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 119.082714] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 119.095735] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 119.103395] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 119.115243] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 119.121762] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 119.131879] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 119.138311] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 119.148855] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 119.156144] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 119.168210] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 119.176495] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 119.189983] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 119.198155] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 119.208987] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 119.216142] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 119.227631] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 119.234480] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 119.251212] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 119.259758] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' 2018/10/19 14:53:37 executed programs: 299 [ 119.282797] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 119.291773] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 119.301910] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 119.308671] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 119.320286] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 119.327915] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 119.339481] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 119.347111] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 119.359940] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 119.367299] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 119.379032] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 119.386840] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 119.396868] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 119.404931] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 119.417269] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 119.424526] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 119.439315] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 119.446717] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 119.458142] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 119.465738] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 119.477880] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 119.485345] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 119.498095] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 119.505199] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 119.515874] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 119.523104] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 119.536645] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 119.543712] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 119.554996] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 119.561893] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 119.573557] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 119.580390] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 119.592556] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 119.599335] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 119.609554] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 119.616795] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 119.630302] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 119.641435] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 119.652650] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 119.660152] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 119.671481] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 119.678389] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 119.688500] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 119.695194] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 119.705332] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 119.713333] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 119.731276] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 119.739646] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 119.755727] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 119.763986] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 119.774136] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 119.781996] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 119.792041] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 119.798560] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 119.812798] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 119.819249] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 119.829227] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 119.835793] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 119.847397] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 119.861651] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 119.875232] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 119.882592] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 119.898469] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 119.907529] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 119.918950] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 119.925569] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 119.936265] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 119.946090] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 119.960099] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 119.967433] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 119.978690] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 119.986509] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 119.998442] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 120.007308] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 120.017399] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 120.025369] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 120.035521] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 120.042249] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 120.052372] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 120.059154] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 120.069687] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 120.077392] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 120.087896] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 120.095392] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 120.110077] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 120.117057] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 120.128548] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 120.135450] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 120.147965] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 120.155102] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 120.165128] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 120.171727] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 120.181639] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 120.188074] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 120.197943] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 120.204398] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 120.214903] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 120.228219] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 120.246319] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 120.259867] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 120.271612] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 120.278434] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 120.290325] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 120.297822] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 120.308038] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 120.316690] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 120.332698] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 120.339668] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 120.350242] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 120.357479] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 120.371699] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 120.379024] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 120.391328] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 120.397946] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 120.409667] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 120.416979] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 120.431856] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 120.438312] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 120.448395] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 120.455050] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 120.465315] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 120.471953] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 120.482538] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 120.489053] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 120.499521] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 120.519141] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 120.530096] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 120.537076] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 120.546986] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 120.559177] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 120.571684] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 120.578199] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 120.589616] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 120.608425] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 120.609247] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 120.618538] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 120.633153] File: /root/syzkaller-testdir625100220/syzkaller.kNEfa4/64/bus PID: 7011 Comm: kworker/0:5 [ 120.638927] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 120.656022] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 120.665657] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 120.684136] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 120.694304] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 120.705526] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 120.712231] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 120.722277] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 120.728697] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 120.738771] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 120.748047] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 120.759506] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 120.766041] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 120.776231] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 120.782769] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 120.794719] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 120.801235] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 120.811117] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 120.817550] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 120.827410] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 120.833889] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 120.844321] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 120.850811] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 120.860665] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 120.867093] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 120.876937] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 120.883439] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 120.893270] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 120.899697] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 120.909527] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 120.916003] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 120.926100] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 120.932574] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 120.943150] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 120.951508] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 120.961960] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 120.968406] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 120.984398] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 121.002636] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 121.021720] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 121.028684] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 121.038562] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 121.045233] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 121.426805] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 121.456489] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 121.526713] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 121.534410] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 121.654049] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 121.681963] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 121.782321] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 121.788919] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 122.046724] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 122.094923] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 122.167676] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 122.196163] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 122.464928] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 122.484288] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 122.511916] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 122.525924] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 122.538580] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 122.558518] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 122.583394] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 122.599597] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 122.613057] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 122.619700] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 122.639379] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 122.664892] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 122.687999] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 122.694698] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 122.705726] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 122.720408] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 122.736714] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 122.747457] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 122.766113] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 122.773289] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 122.783235] kobject: 'loop5' (00000000373a5938): kobject_uevent_env [ 122.789661] kobject: 'loop5' (00000000373a5938): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 122.801105] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 122.809158] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 122.822114] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 122.828622] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 122.839167] kobject: 'loop4' (00000000d7ab4dab): kobject_uevent_env [ 122.847067] kobject: 'loop4' (00000000d7ab4dab): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 122.859009] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 122.865617] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 122.876361] kobject: 'loop1' (0000000020356063): kobject_uevent_env [ 122.883510] kobject: 'loop1' (0000000020356063): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 122.904647] kobject: 'loop2' (00000000a99f8b0a): kobject_uevent_env [ 122.911591] kobject: 'loop2' (00000000a99f8b0a): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 122.930839] kobject: 'loop0' (0000000088c9da71): kobject_uevent_env [ 122.939473] kobject: 'loop0' (0000000088c9da71): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 122.951539] kobject: 'loop3' (00000000037f642c): kobject_uevent_env [ 122.958483] kobject: 'loop3' (00000000037f642c): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 122.969481] kobject: 'loop5' (00000000373a5938): kobject_uevent_env