[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 30.293862] IPVS: ftp: loaded support on port[0] = 21 [ 30.653124] can: request_module (can-proto-0) failed. [ 30.661957] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.0.141' (ECDSA) to the list of known hosts. 2020/11/16 20:28:21 parsed 1 programs 2020/11/16 20:28:21 executed programs: 0 [ 38.750016] IPVS: ftp: loaded support on port[0] = 21 [ 38.792105] IPVS: ftp: loaded support on port[0] = 21 [ 38.858519] chnl_net:caif_netlink_parms(): no params data found [ 38.888665] IPVS: ftp: loaded support on port[0] = 21 [ 38.909548] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.919539] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.927577] device bridge_slave_0 entered promiscuous mode [ 38.937512] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.943848] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.951622] device bridge_slave_1 entered promiscuous mode [ 38.969855] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 38.979321] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 38.996806] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.003861] team0: Port device team_slave_0 added [ 39.018382] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.025427] team0: Port device team_slave_1 added [ 39.056727] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 39.065688] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 39.095835] IPVS: ftp: loaded support on port[0] = 21 [ 39.127628] chnl_net:caif_netlink_parms(): no params data found [ 39.142741] device hsr_slave_0 entered promiscuous mode [ 39.149230] device hsr_slave_1 entered promiscuous mode [ 39.189509] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 39.223711] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 39.243279] chnl_net:caif_netlink_parms(): no params data found [ 39.245198] IPVS: ftp: loaded support on port[0] = 21 [ 39.284286] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.290854] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.298501] device bridge_slave_0 entered promiscuous mode [ 39.308378] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.314799] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.322381] device bridge_slave_1 entered promiscuous mode [ 39.341038] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.347836] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.354603] device bridge_slave_0 entered promiscuous mode [ 39.373140] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.382354] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.396833] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.403174] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.412598] device bridge_slave_1 entered promiscuous mode [ 39.419500] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.425942] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.432900] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.439333] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.463340] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.471574] team0: Port device team_slave_0 added [ 39.481666] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.489538] team0: Port device team_slave_1 added [ 39.494871] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 39.502782] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 39.554625] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.573518] device hsr_slave_0 entered promiscuous mode [ 39.579172] device hsr_slave_1 entered promiscuous mode [ 39.593265] chnl_net:caif_netlink_parms(): no params data found [ 39.607114] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.619235] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 39.638620] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 39.658029] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.665093] team0: Port device team_slave_0 added [ 39.694658] IPVS: ftp: loaded support on port[0] = 21 [ 39.696558] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.708793] team0: Port device team_slave_1 added [ 39.714725] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 39.725435] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.733239] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.740116] device bridge_slave_0 entered promiscuous mode [ 39.748211] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.754539] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.762062] device bridge_slave_1 entered promiscuous mode [ 39.770590] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.777039] bridge0: port 2(bridge_slave_1) entered forwarding state [ 39.783618] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.789978] bridge0: port 1(bridge_slave_0) entered forwarding state [ 39.798634] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 39.819281] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 39.825356] 8021q: adding VLAN 0 to HW filter on device bond0 [ 39.848615] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.871903] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 39.879434] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.902733] device hsr_slave_0 entered promiscuous mode [ 39.908670] device hsr_slave_1 entered promiscuous mode [ 39.921051] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.928303] team0: Port device team_slave_0 added [ 39.935573] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 39.943609] team0: Port device team_slave_1 added [ 39.949850] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.958056] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.964789] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 39.973194] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.980535] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.022325] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.032354] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 40.039357] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.047268] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.064973] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.071881] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.078839] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.098771] chnl_net:caif_netlink_parms(): no params data found [ 40.120860] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 40.127305] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.135638] device hsr_slave_0 entered promiscuous mode [ 40.141450] device hsr_slave_1 entered promiscuous mode [ 40.147334] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.180186] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.193015] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.206864] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.213252] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.220534] device bridge_slave_0 entered promiscuous mode [ 40.227863] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 40.240092] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 40.248567] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.255005] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.262390] device bridge_slave_1 entered promiscuous mode [ 40.269507] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.277335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.284824] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.291199] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.352031] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 40.364396] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 40.380932] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 40.392883] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.403145] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.411458] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.419219] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.425545] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.434930] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 40.442090] chnl_net:caif_netlink_parms(): no params data found [ 40.456756] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.471827] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 40.478818] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.488836] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 40.496562] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 40.505163] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 40.529085] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.539867] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 40.547127] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.554157] team0: Port device team_slave_0 added [ 40.560158] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.567599] team0: Port device team_slave_1 added [ 40.580114] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 40.586333] 8021q: adding VLAN 0 to HW filter on device team0 [ 40.594399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 40.602750] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.610712] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 40.618479] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.639507] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.646042] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.652933] device bridge_slave_0 entered promiscuous mode [ 40.660086] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.667446] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.674239] device bridge_slave_1 entered promiscuous mode [ 40.681025] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.689671] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 40.699228] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 40.712180] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 40.720136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.727953] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 40.735284] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 40.748620] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 40.767847] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 40.782634] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.791136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.799286] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.805694] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.812826] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 40.820726] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 40.829634] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 40.840367] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 40.849523] device hsr_slave_0 entered promiscuous mode [ 40.855423] device hsr_slave_1 entered promiscuous mode [ 40.863805] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 40.870641] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 40.880832] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.889571] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.899798] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.908049] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.915537] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.921934] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.928998] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 40.944496] 8021q: adding VLAN 0 to HW filter on device bond0 [ 40.952135] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.970839] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 40.984985] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.992459] team0: Port device team_slave_0 added [ 40.998344] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.005233] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.013347] team0: Port device team_slave_1 added [ 41.021991] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.029626] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.040032] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.047545] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.059439] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.070270] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.078155] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.087076] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.094422] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 41.104801] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.111977] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.121141] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.133734] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.142436] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.154242] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.163718] device hsr_slave_0 entered promiscuous mode [ 41.169721] device hsr_slave_1 entered promiscuous mode [ 41.176923] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.182992] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.191360] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 41.199269] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.208163] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 41.215474] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.223269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.230911] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.238231] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.246561] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.254097] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.262340] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.271414] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.277784] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.284063] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.292359] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.307128] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 41.314810] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 41.325771] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 41.331818] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 41.342352] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.350605] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.358935] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 41.367844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 41.376053] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.384280] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.392101] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.398500] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.406183] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.413979] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.422479] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.428886] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.436274] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.443418] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.456440] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.466630] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.475345] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.484344] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.493441] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.502279] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.508669] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.515463] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.523228] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.534370] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 41.542632] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.557845] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.575262] FAULT_INJECTION: forcing a failure. [ 41.575262] name failslab, interval 1, probability 0, space 0, times 1 [ 41.575414] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.595112] CPU: 0 PID: 7157 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 41.602251] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.602913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.614484] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.618119] Call Trace: [ 41.618138] dump_stack+0xf7/0x13b [ 41.618146] should_fail.cold.3+0x105/0x14b [ 41.618154] should_failslab+0xba/0xf0 [ 41.618162] kmem_cache_alloc+0x47/0x790 [ 41.626331] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.626809] ? pcpu_alloc+0xb75/0xe20 [ 41.626822] __debug_object_init+0x65c/0xa10 [ 41.626828] ? pcpu_balance_workfn+0xfe0/0xfe0 [ 41.632509] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.634657] ? debug_object_destroy+0x2b0/0x2b0 [ 41.634667] ? __lockdep_init_map+0x105/0x550 [ 41.634672] ? __lockdep_init_map+0x105/0x550 [ 41.638604] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.642582] debug_object_init+0x16/0x20 [ 41.642588] __percpu_counter_init+0xb9/0x220 [ 41.642596] blkg_alloc+0x136/0x500 [ 41.642605] blkcg_init_queue+0x22/0x3a0 [ 41.650809] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.652425] blk_alloc_queue_node+0x7c6/0xab0 [ 41.652436] blk_mq_init_queue+0x3c/0x90 [ 41.658799] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.661391] loop_add+0x2ec/0x810 [ 41.661397] ? transfer_xor+0x390/0x390 [ 41.661407] loop_control_ioctl+0x19e/0x2b0 [ 41.669447] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.672093] ? loop_add+0x810/0x810 [ 41.672101] ? find_held_lock+0x36/0x1d0 [ 41.672111] do_vfs_ioctl+0x180/0xfb0 [ 41.679351] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.681056] ? __fget+0x1ad/0x2f0 [ 41.681064] ? lock_downgrade+0x7f0/0x7f0 [ 41.681071] ? ioctl_preallocate+0x1a0/0x1a0 [ 41.688920] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.690977] ? __fget+0x1ca/0x2f0 [ 41.690986] ? __fget_light+0x166/0x200 [ 41.697408] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 41.699067] ? SyS_read+0x250/0x250 [ 41.699077] SyS_ioctl+0x74/0x80 [ 41.699083] ? do_vfs_ioctl+0xfb0/0xfb0 [ 41.705088] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 41.710032] do_syscall_64+0x1c7/0x5b0 [ 41.710037] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 41.710046] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 41.710051] RIP: 0033:0x4598f9 [ 41.710053] RSP: 002b:00007f8f58bc0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 41.710059] RAX: ffffffffffffffda RBX: 00007f8f58bc0c90 RCX: 00000000004598f9 [ 41.710062] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 41.710066] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 41.716568] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 41.718579] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58bc16d4 [ 41.718582] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 41.886343] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.894114] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.902841] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.909292] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.922828] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.931012] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.938782] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.945705] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.952488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.960346] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.968234] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.974603] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.981481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.989408] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.997200] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.003531] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.010435] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.018220] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.025906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.033456] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.040999] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.048633] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.056748] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.064186] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.071621] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.079086] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.086693] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.093497] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.100555] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.109790] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.130662] FAULT_INJECTION: forcing a failure. [ 42.130662] name failslab, interval 1, probability 0, space 0, times 0 [ 42.143835] CPU: 1 PID: 7170 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 42.151637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.160985] Call Trace: [ 42.161325] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.163569] dump_stack+0xf7/0x13b [ 42.171302] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.173126] should_fail.cold.3+0x105/0x14b [ 42.173135] should_failslab+0xba/0xf0 [ 42.173142] kmem_cache_alloc_node_trace+0x279/0x780 [ 42.191862] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.193146] ? blk_mq_sched_init+0x1b/0x40 [ 42.193157] __kmalloc_node+0x3c/0x70 [ 42.207702] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.207889] blk_mq_alloc_rq_map+0xaa/0x1f0 [ 42.218925] blk_mq_sched_alloc_tags.isra.9+0x76/0x150 [ 42.221176] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.224193] blk_mq_init_sched+0x19f/0x4a0 [ 42.224204] elevator_init+0x2bb/0x3c0 [ 42.233744] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.235149] blk_mq_sched_init+0x25/0x40 [ 42.235155] blk_mq_init_allocated_queue+0xc23/0xf80 [ 42.235164] blk_mq_init_queue+0x56/0x90 [ 42.247196] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.249719] loop_add+0x2ec/0x810 [ 42.249728] ? transfer_xor+0x390/0x390 [ 42.260058] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 42.265509] loop_control_ioctl+0x19e/0x2b0 [ 42.265514] ? loop_add+0x810/0x810 [ 42.265522] ? find_held_lock+0x36/0x1d0 [ 42.265532] do_vfs_ioctl+0x180/0xfb0 [ 42.265537] ? __fget+0x1ad/0x2f0 [ 42.265546] ? lock_downgrade+0x7f0/0x7f0 [ 42.265552] ? ioctl_preallocate+0x1a0/0x1a0 [ 42.265560] ? __fget+0x1ca/0x2f0 [ 42.265568] ? __fget_light+0x166/0x200 [ 42.265573] ? SyS_read+0x250/0x250 [ 42.265580] SyS_ioctl+0x74/0x80 [ 42.265584] ? do_vfs_ioctl+0xfb0/0xfb0 [ 42.265590] do_syscall_64+0x1c7/0x5b0 [ 42.265594] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 42.265604] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 42.265610] RIP: 0033:0x4598f9 [ 42.269654] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.272991] RSP: 002b:00007f8f58bc0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.272998] RAX: ffffffffffffffda RBX: 00007f8f58bc0c90 RCX: 00000000004598f9 [ 42.273001] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 42.273004] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 42.273007] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58bc16d4 [ 42.273010] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 42.294078] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.409241] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.417849] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.426012] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.433723] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.442146] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.451970] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.462783] FAULT_INJECTION: forcing a failure. [ 42.462783] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 42.467006] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.479012] CPU: 0 PID: 7177 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 42.482871] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.489591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.489595] Call Trace: [ 42.489607] dump_stack+0xf7/0x13b [ 42.489615] should_fail.cold.3+0x105/0x14b [ 42.489621] ? __might_sleep+0x93/0xb0 [ 42.489630] __alloc_pages_nodemask+0x1d5/0x770 [ 42.489636] ? __lock_is_held+0xb5/0x140 [ 42.489642] ? __alloc_pages_slowpath+0x2650/0x2650 [ 42.489650] ? find_next_bit+0xb/0x10 [ 42.489661] ? blk_mq_hw_queue_to_node+0xa8/0xf0 [ 42.499776] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.506087] blk_mq_alloc_rqs+0x1d1/0x630 [ 42.506100] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 42.506107] blk_mq_init_sched+0x19f/0x4a0 [ 42.506117] elevator_init+0x2bb/0x3c0 [ 42.506122] blk_mq_sched_init+0x25/0x40 [ 42.506127] blk_mq_init_allocated_queue+0xc23/0xf80 [ 42.510717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.512225] blk_mq_init_queue+0x56/0x90 [ 42.517527] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.520437] loop_add+0x2ec/0x810 [ 42.525994] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.529124] ? transfer_xor+0x390/0x390 [ 42.538469] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.542642] loop_control_ioctl+0x19e/0x2b0 [ 42.566726] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.567382] ? loop_add+0x810/0x810 [ 42.573099] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.576509] ? find_held_lock+0x36/0x1d0 [ 42.576519] do_vfs_ioctl+0x180/0xfb0 [ 42.576525] ? __fget+0x1ad/0x2f0 [ 42.576530] ? lock_downgrade+0x7f0/0x7f0 [ 42.576534] ? ioctl_preallocate+0x1a0/0x1a0 [ 42.576542] ? __fget+0x1ca/0x2f0 [ 42.576549] ? __fget_light+0x166/0x200 [ 42.576553] ? SyS_read+0x250/0x250 [ 42.576561] SyS_ioctl+0x74/0x80 [ 42.588371] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 42.594689] ? do_vfs_ioctl+0xfb0/0xfb0 [ 42.598175] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.605133] do_syscall_64+0x1c7/0x5b0 [ 42.610887] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.615210] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 42.625089] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.626197] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 42.626203] RIP: 0033:0x4598f9 [ 42.626206] RSP: 002b:00007f8f58be1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 42.626213] RAX: ffffffffffffffda RBX: 00007f8f58be1c90 RCX: 00000000004598f9 [ 42.626216] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 42.626218] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 42.626220] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58be26d4 [ 42.626222] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 42.779824] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.786986] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.810908] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.820792] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.829036] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.837315] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.844889] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.856649] 8021q: adding VLAN 0 to HW filter on device bond0 [ 42.866544] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.877688] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.889830] FAULT_INJECTION: forcing a failure. [ 42.889830] name failslab, interval 1, probability 0, space 0, times 0 [ 42.892646] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.920733] CPU: 0 PID: 7186 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 42.928647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.938033] Call Trace: [ 42.940622] dump_stack+0xf7/0x13b [ 42.944167] should_fail.cold.3+0x105/0x14b [ 42.948482] should_failslab+0xba/0xf0 [ 42.952347] kmem_cache_alloc_node_trace+0x279/0x780 [ 42.957427] ? blk_mq_alloc_rqs+0x3cf/0x630 [ 42.961727] elevator_alloc+0x7d/0x1e0 [ 42.965589] dd_init_queue+0x17/0x3f0 [ 42.969364] blk_mq_init_sched+0x217/0x4a0 [ 42.975738] elevator_init+0x2bb/0x3c0 [ 42.979620] blk_mq_sched_init+0x25/0x40 [ 42.983674] blk_mq_init_allocated_queue+0xc23/0xf80 [ 42.988761] blk_mq_init_queue+0x56/0x90 [ 42.992800] loop_add+0x2ec/0x810 [ 42.996230] ? transfer_xor+0x390/0x390 [ 43.000207] loop_control_ioctl+0x19e/0x2b0 [ 43.004502] ? loop_add+0x810/0x810 [ 43.008105] ? find_held_lock+0x36/0x1d0 [ 43.012159] do_vfs_ioctl+0x180/0xfb0 [ 43.015934] ? __fget+0x1ad/0x2f0 [ 43.019361] ? lock_downgrade+0x7f0/0x7f0 [ 43.023483] ? ioctl_preallocate+0x1a0/0x1a0 [ 43.027865] ? __fget+0x1ca/0x2f0 [ 43.031315] ? __fget_light+0x166/0x200 [ 43.035266] ? SyS_read+0x250/0x250 [ 43.038867] SyS_ioctl+0x74/0x80 [ 43.042207] ? do_vfs_ioctl+0xfb0/0xfb0 [ 43.046157] do_syscall_64+0x1c7/0x5b0 [ 43.050033] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.054872] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 43.060038] RIP: 0033:0x4598f9 [ 43.063204] RSP: 002b:00007f8f58be1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.070884] RAX: ffffffffffffffda RBX: 00007f8f58be1c90 RCX: 00000000004598f9 [ 43.078142] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 43.085393] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 43.092636] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58be26d4 [ 43.099878] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 43.126931] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.137408] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.160397] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.166414] FAULT_INJECTION: forcing a failure. [ 43.166414] name failslab, interval 1, probability 0, space 0, times 0 [ 43.179641] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.189782] CPU: 0 PID: 7205 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 43.192572] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.197614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.197617] Call Trace: [ 43.197629] dump_stack+0xf7/0x13b [ 43.197638] should_fail.cold.3+0x105/0x14b [ 43.197648] should_failslab+0xba/0xf0 [ 43.197653] kmem_cache_alloc_node_trace+0x279/0x780 [ 43.197659] ? blk_mq_sched_init+0x1b/0x40 [ 43.197668] __kmalloc_node+0x3c/0x70 [ 43.197675] blk_mq_alloc_rq_map+0xaa/0x1f0 [ 43.197684] blk_mq_sched_alloc_tags.isra.9+0x76/0x150 [ 43.250364] blk_mq_init_sched+0x19f/0x4a0 [ 43.254581] elevator_init+0x2bb/0x3c0 [ 43.258446] blk_mq_sched_init+0x25/0x40 [ 43.262486] blk_mq_init_allocated_queue+0xc23/0xf80 [ 43.267577] blk_mq_init_queue+0x56/0x90 [ 43.271623] loop_add+0x2ec/0x810 [ 43.275053] ? transfer_xor+0x390/0x390 [ 43.279007] loop_control_ioctl+0x19e/0x2b0 [ 43.283305] ? loop_add+0x810/0x810 [ 43.286912] ? find_held_lock+0x36/0x1d0 [ 43.290950] do_vfs_ioctl+0x180/0xfb0 [ 43.294742] ? __fget+0x1ad/0x2f0 [ 43.298177] ? lock_downgrade+0x7f0/0x7f0 [ 43.302320] ? ioctl_preallocate+0x1a0/0x1a0 [ 43.306720] ? __fget+0x1ca/0x2f0 [ 43.310162] ? __fget_light+0x166/0x200 [ 43.314189] ? SyS_read+0x250/0x250 [ 43.317798] SyS_ioctl+0x74/0x80 [ 43.321141] ? do_vfs_ioctl+0xfb0/0xfb0 [ 43.325090] do_syscall_64+0x1c7/0x5b0 [ 43.328953] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.333952] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 43.339123] RIP: 0033:0x4598f9 [ 43.342293] RSP: 002b:00007f8f58be1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.349979] RAX: ffffffffffffffda RBX: 00007f8f58be1c90 RCX: 00000000004598f9 [ 43.357280] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 43.364527] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 43.371774] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58be26d4 [ 43.379065] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 43.402402] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.416365] FAULT_INJECTION: forcing a failure. [ 43.416365] name failslab, interval 1, probability 0, space 0, times 0 [ 43.432893] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.451070] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.458173] CPU: 1 PID: 7214 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 43.464897] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.465987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.465991] Call Trace: [ 43.466002] dump_stack+0xf7/0x13b [ 43.466011] should_fail.cold.3+0x105/0x14b [ 43.466021] should_failslab+0xba/0xf0 [ 43.466027] kmem_cache_alloc_node_trace+0x279/0x780 [ 43.466034] ? kasan_unpoison_shadow+0x35/0x50 [ 43.466042] __kmalloc_node+0x3c/0x70 [ 43.466051] blk_mq_alloc_rq_map+0xe6/0x1f0 [ 43.466058] blk_mq_sched_alloc_tags.isra.9+0x76/0x150 [ 43.466064] blk_mq_init_sched+0x19f/0x4a0 [ 43.466073] elevator_init+0x2bb/0x3c0 [ 43.466079] blk_mq_sched_init+0x25/0x40 [ 43.466084] blk_mq_init_allocated_queue+0xc23/0xf80 [ 43.466095] blk_mq_init_queue+0x56/0x90 [ 43.466102] loop_add+0x2ec/0x810 [ 43.466108] ? transfer_xor+0x390/0x390 [ 43.466119] loop_control_ioctl+0x19e/0x2b0 [ 43.466124] ? loop_add+0x810/0x810 [ 43.466132] ? find_held_lock+0x36/0x1d0 [ 43.466143] do_vfs_ioctl+0x180/0xfb0 [ 43.466149] ? __fget+0x1ad/0x2f0 [ 43.466154] ? lock_downgrade+0x7f0/0x7f0 [ 43.466160] ? ioctl_preallocate+0x1a0/0x1a0 [ 43.466169] ? __fget+0x1ca/0x2f0 [ 43.466177] ? __fget_light+0x166/0x200 [ 43.466181] ? SyS_read+0x250/0x250 [ 43.466187] SyS_ioctl+0x74/0x80 [ 43.466193] ? do_vfs_ioctl+0xfb0/0xfb0 [ 43.466198] do_syscall_64+0x1c7/0x5b0 [ 43.466203] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.466212] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 43.466218] RIP: 0033:0x4598f9 [ 43.488992] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.492899] RSP: 002b:00007fea8518ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.492907] RAX: ffffffffffffffda RBX: 00007fea8518ac90 RCX: 00000000004598f9 [ 43.492910] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 43.492913] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 43.492916] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea8518b6d4 [ 43.492919] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 43.676009] FAULT_INJECTION: forcing a failure. [ 43.676009] name failslab, interval 1, probability 0, space 0, times 0 [ 43.688089] CPU: 0 PID: 7223 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 43.690796] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.695886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.695889] Call Trace: [ 43.695902] dump_stack+0xf7/0x13b [ 43.695912] should_fail.cold.3+0x105/0x14b [ 43.695922] should_failslab+0xba/0xf0 [ 43.695927] kmem_cache_alloc_node_trace+0x279/0x780 2020/11/16 20:28:26 executed programs: 11 [ 43.695934] ? __mutex_init+0xca/0x100 [ 43.695944] dd_init_queue+0x8c/0x3f0 [ 43.695951] blk_mq_init_sched+0x217/0x4a0 [ 43.695962] elevator_init+0x2bb/0x3c0 [ 43.695967] blk_mq_sched_init+0x25/0x40 [ 43.695972] blk_mq_init_allocated_queue+0xc23/0xf80 [ 43.695982] blk_mq_init_queue+0x56/0x90 [ 43.695989] loop_add+0x2ec/0x810 [ 43.695995] ? transfer_xor+0x390/0x390 [ 43.696006] loop_control_ioctl+0x19e/0x2b0 [ 43.696010] ? loop_add+0x810/0x810 [ 43.696017] ? find_held_lock+0x36/0x1d0 [ 43.696028] do_vfs_ioctl+0x180/0xfb0 [ 43.696033] ? __fget+0x1ad/0x2f0 [ 43.696039] ? lock_downgrade+0x7f0/0x7f0 [ 43.696044] ? ioctl_preallocate+0x1a0/0x1a0 [ 43.696053] ? __fget+0x1ca/0x2f0 [ 43.696060] ? __fget_light+0x166/0x200 [ 43.712555] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.712769] ? SyS_read+0x250/0x250 [ 43.715707] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.718861] SyS_ioctl+0x74/0x80 [ 43.718869] ? do_vfs_ioctl+0xfb0/0xfb0 [ 43.718876] do_syscall_64+0x1c7/0x5b0 [ 43.718881] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.718891] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 43.723223] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.727070] RIP: 0033:0x4598f9 [ 43.727073] RSP: 002b:00007f8f58bc0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.727079] RAX: ffffffffffffffda RBX: 00007f8f58bc0c90 RCX: 00000000004598f9 [ 43.727082] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 43.727085] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 43.727088] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58bc16d4 [ 43.727090] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 43.745981] FAULT_INJECTION: forcing a failure. [ 43.745981] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 43.750125] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.752051] CPU: 0 PID: 7233 Comm: syz-executor.0 Not tainted 4.14.206-syzkaller #0 [ 43.752055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.752058] Call Trace: [ 43.752071] dump_stack+0xf7/0x13b [ 43.752080] should_fail.cold.3+0x105/0x14b [ 43.752089] __alloc_pages_nodemask+0x1d5/0x770 [ 43.757611] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.761216] ? __alloc_pages_slowpath+0x2650/0x2650 [ 43.761227] ? lock_downgrade+0x7f0/0x7f0 [ 43.761237] cache_grow_begin+0x80/0x3f0 [ 43.761245] kmem_cache_alloc_node_trace+0x6aa/0x780 [ 43.765006] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.768678] ? blk_mq_alloc_rqs+0x3cf/0x630 [ 43.768689] elevator_alloc+0x7d/0x1e0 [ 43.768697] dd_init_queue+0x17/0x3f0 [ 43.768704] blk_mq_init_sched+0x217/0x4a0 [ 43.768714] elevator_init+0x2bb/0x3c0 [ 43.768721] blk_mq_sched_init+0x25/0x40 [ 43.768726] blk_mq_init_allocated_queue+0xc23/0xf80 [ 43.768735] blk_mq_init_queue+0x56/0x90 [ 43.773056] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.776643] loop_add+0x2ec/0x810 [ 43.776649] ? transfer_xor+0x390/0x390 [ 43.776659] loop_control_ioctl+0x19e/0x2b0 [ 43.776664] ? loop_add+0x810/0x810 [ 43.781076] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.784489] ? find_held_lock+0x36/0x1d0 [ 43.784499] do_vfs_ioctl+0x180/0xfb0 [ 43.784505] ? __fget+0x1ad/0x2f0 [ 43.784511] ? lock_downgrade+0x7f0/0x7f0 [ 43.784516] ? ioctl_preallocate+0x1a0/0x1a0 [ 43.784524] ? __fget+0x1ca/0x2f0 [ 43.788635] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.792085] ? __fget_light+0x166/0x200 [ 43.792091] ? SyS_read+0x250/0x250 [ 43.792099] SyS_ioctl+0x74/0x80 [ 43.792105] ? do_vfs_ioctl+0xfb0/0xfb0 [ 43.792112] do_syscall_64+0x1c7/0x5b0 [ 43.792117] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 44.094429] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 44.099595] RIP: 0033:0x4598f9 [ 44.102761] RSP: 002b:00007fb677ffcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 44.110535] RAX: ffffffffffffffda RBX: 00007fb677ffcc90 RCX: 00000000004598f9 [ 44.117790] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 44.125036] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 44.132297] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb677ffd6d4 [ 44.139562] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 44.158109] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 44.167413] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 44.174480] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 44.183573] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 44.191940] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 44.202936] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.212013] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.219802] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.236313] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 44.247136] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 44.255724] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 44.263263] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 44.271526] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 44.279376] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 44.286978] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 44.324205] FAULT_INJECTION: forcing a failure. [ 44.324205] name failslab, interval 1, probability 0, space 0, times 0 [ 44.336593] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 44.343028] CPU: 0 PID: 7253 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 44.344124] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 44.350820] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.350823] Call Trace: [ 44.350835] dump_stack+0xf7/0x13b [ 44.350843] should_fail.cold.3+0x105/0x14b [ 44.350852] should_failslab+0xba/0xf0 [ 44.350858] kmem_cache_alloc+0x47/0x790 [ 44.350863] ? pcpu_alloc+0xb75/0xe20 [ 44.350873] __debug_object_init+0x65c/0xa10 [ 44.350877] ? pcpu_balance_workfn+0xfe0/0xfe0 [ 44.350883] ? debug_object_destroy+0x2b0/0x2b0 [ 44.350890] ? __lockdep_init_map+0x105/0x550 [ 44.350895] ? __lockdep_init_map+0x105/0x550 [ 44.350901] debug_object_init+0x16/0x20 [ 44.350907] __percpu_counter_init+0xb9/0x220 [ 44.350915] blkg_alloc+0x136/0x500 [ 44.350924] blkcg_init_queue+0x22/0x3a0 [ 44.350931] blk_alloc_queue_node+0x7c6/0xab0 [ 44.350939] blk_mq_init_queue+0x3c/0x90 [ 44.350945] loop_add+0x2ec/0x810 [ 44.350952] ? transfer_xor+0x390/0x390 [ 44.350967] loop_control_ioctl+0x19e/0x2b0 [ 44.350972] ? loop_add+0x810/0x810 [ 44.350978] ? find_held_lock+0x36/0x1d0 [ 44.350988] do_vfs_ioctl+0x180/0xfb0 [ 44.350994] ? __fget+0x1ad/0x2f0 [ 44.350999] ? lock_downgrade+0x7f0/0x7f0 [ 44.351005] ? ioctl_preallocate+0x1a0/0x1a0 [ 44.351013] ? __fget+0x1ca/0x2f0 [ 44.351021] ? __fget_light+0x166/0x200 [ 44.478632] ? SyS_read+0x250/0x250 [ 44.482275] SyS_ioctl+0x74/0x80 [ 44.485623] ? do_vfs_ioctl+0xfb0/0xfb0 [ 44.489575] do_syscall_64+0x1c7/0x5b0 [ 44.493440] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 44.498268] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 44.503437] RIP: 0033:0x4598f9 [ 44.506603] RSP: 002b:00007fea8518ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 44.514287] RAX: ffffffffffffffda RBX: 00007fea8518ac90 RCX: 00000000004598f9 [ 44.521538] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 44.528790] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 44.536055] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea8518b6d4 [ 44.543299] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 44.591812] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 44.603920] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 44.700738] FAULT_INJECTION: forcing a failure. [ 44.700738] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 44.712950] CPU: 0 PID: 7276 Comm: syz-executor.3 Not tainted 4.14.206-syzkaller #0 [ 44.720789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.730295] Call Trace: [ 44.732863] dump_stack+0xf7/0x13b [ 44.736401] should_fail.cold.3+0x105/0x14b [ 44.740703] ? __might_sleep+0x93/0xb0 [ 44.744570] __alloc_pages_nodemask+0x1d5/0x770 [ 44.749387] ? __lock_is_held+0xb5/0x140 [ 44.753424] ? __alloc_pages_slowpath+0x2650/0x2650 [ 44.758418] ? memset+0x31/0x40 [ 44.761701] blk_mq_alloc_rqs+0x1d1/0x630 [ 44.765828] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 44.771085] blk_mq_init_sched+0x19f/0x4a0 [ 44.775312] elevator_init+0x2bb/0x3c0 [ 44.779175] blk_mq_sched_init+0x25/0x40 [ 44.783209] blk_mq_init_allocated_queue+0xc23/0xf80 [ 44.788288] blk_mq_init_queue+0x56/0x90 [ 44.792342] loop_add+0x2ec/0x810 [ 44.795769] ? transfer_xor+0x390/0x390 [ 44.799726] loop_control_ioctl+0x19e/0x2b0 [ 44.804021] ? loop_add+0x810/0x810 [ 44.807635] ? find_held_lock+0x36/0x1d0 [ 44.811680] do_vfs_ioctl+0x180/0xfb0 [ 44.815479] ? __fget+0x1ad/0x2f0 [ 44.818912] ? lock_downgrade+0x7f0/0x7f0 [ 44.823087] ? ioctl_preallocate+0x1a0/0x1a0 [ 44.827473] ? __fget+0x1ca/0x2f0 [ 44.830903] ? __fget_light+0x166/0x200 [ 44.834858] ? SyS_read+0x250/0x250 [ 44.838462] SyS_ioctl+0x74/0x80 [ 44.841803] ? do_vfs_ioctl+0xfb0/0xfb0 [ 44.845753] do_syscall_64+0x1c7/0x5b0 [ 44.849623] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 44.854446] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 44.859611] RIP: 0033:0x4598f9 [ 44.862775] RSP: 002b:00007f43baf6fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 44.870457] RAX: ffffffffffffffda RBX: 00007f43baf6fc90 RCX: 00000000004598f9 [ 44.877704] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 44.884971] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 44.892318] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f43baf706d4 [ 44.899562] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 44.980313] FAULT_INJECTION: forcing a failure. [ 44.980313] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 44.996890] CPU: 0 PID: 7295 Comm: syz-executor.5 Not tainted 4.14.206-syzkaller #0 [ 45.004703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.014135] Call Trace: [ 45.016706] dump_stack+0xf7/0x13b [ 45.020226] should_fail.cold.3+0x105/0x14b [ 45.024524] ? __might_sleep+0x93/0xb0 [ 45.028401] __alloc_pages_nodemask+0x1d5/0x770 [ 45.033121] ? __lock_is_held+0xb5/0x140 [ 45.037172] ? __alloc_pages_slowpath+0x2650/0x2650 [ 45.042181] ? find_next_bit+0xb/0x10 [ 45.045968] ? blk_mq_hw_queue_to_node+0xa8/0xf0 [ 45.050706] blk_mq_alloc_rqs+0x1d1/0x630 [ 45.054987] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 45.060267] blk_mq_init_sched+0x19f/0x4a0 [ 45.064488] elevator_init+0x2bb/0x3c0 [ 45.068356] blk_mq_sched_init+0x25/0x40 [ 45.072394] blk_mq_init_allocated_queue+0xc23/0xf80 [ 45.077485] blk_mq_init_queue+0x56/0x90 [ 45.081545] loop_add+0x2ec/0x810 [ 45.084985] ? transfer_xor+0x390/0x390 [ 45.088978] loop_control_ioctl+0x19e/0x2b0 [ 45.093281] ? loop_add+0x810/0x810 [ 45.096913] ? find_held_lock+0x36/0x1d0 [ 45.100952] do_vfs_ioctl+0x180/0xfb0 [ 45.104732] ? __fget+0x1ad/0x2f0 [ 45.108173] ? lock_downgrade+0x7f0/0x7f0 [ 45.112298] ? ioctl_preallocate+0x1a0/0x1a0 [ 45.116733] ? __fget+0x1ca/0x2f0 [ 45.120167] ? __fget_light+0x166/0x200 [ 45.124128] ? SyS_read+0x250/0x250 [ 45.127732] SyS_ioctl+0x74/0x80 [ 45.131073] ? do_vfs_ioctl+0xfb0/0xfb0 [ 45.135025] do_syscall_64+0x1c7/0x5b0 [ 45.138888] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.143707] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 45.148878] RIP: 0033:0x4598f9 [ 45.152068] RSP: 002b:00007f2f79925c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.159750] RAX: ffffffffffffffda RBX: 00007f2f79925c90 RCX: 00000000004598f9 [ 45.166997] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 45.174247] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 45.181513] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f799266d4 [ 45.188759] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 45.228950] FAULT_INJECTION: forcing a failure. [ 45.228950] name failslab, interval 1, probability 0, space 0, times 0 [ 45.240316] CPU: 1 PID: 7293 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 45.248104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.257442] Call Trace: [ 45.260027] dump_stack+0xf7/0x13b [ 45.263554] should_fail.cold.3+0x105/0x14b [ 45.267854] should_failslab+0xba/0xf0 [ 45.271717] kmem_cache_alloc_node_trace+0x279/0x780 [ 45.276904] ? blk_mq_alloc_rqs+0x3cf/0x630 [ 45.281232] elevator_alloc+0x7d/0x1e0 [ 45.285124] dd_init_queue+0x17/0x3f0 [ 45.288901] blk_mq_init_sched+0x217/0x4a0 [ 45.293186] elevator_init+0x2bb/0x3c0 [ 45.297073] blk_mq_sched_init+0x25/0x40 [ 45.301131] blk_mq_init_allocated_queue+0xc23/0xf80 [ 45.306215] blk_mq_init_queue+0x56/0x90 [ 45.310343] loop_add+0x2ec/0x810 [ 45.313794] ? transfer_xor+0x390/0x390 [ 45.317757] loop_control_ioctl+0x19e/0x2b0 [ 45.322068] ? loop_add+0x810/0x810 [ 45.325672] ? find_held_lock+0x36/0x1d0 [ 45.335453] do_vfs_ioctl+0x180/0xfb0 [ 45.339246] ? __fget+0x1ad/0x2f0 [ 45.342699] ? lock_downgrade+0x7f0/0x7f0 [ 45.346841] ? ioctl_preallocate+0x1a0/0x1a0 [ 45.351228] ? __fget+0x1ca/0x2f0 [ 45.354657] ? __fget_light+0x166/0x200 [ 45.358612] ? SyS_read+0x250/0x250 [ 45.362225] SyS_ioctl+0x74/0x80 [ 45.365567] ? do_vfs_ioctl+0xfb0/0xfb0 [ 45.369610] do_syscall_64+0x1c7/0x5b0 [ 45.373480] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.378326] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 45.383501] RIP: 0033:0x4598f9 [ 45.386694] RSP: 002b:00007fea851abc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.394394] RAX: ffffffffffffffda RBX: 00007fea851abc90 RCX: 00000000004598f9 [ 45.401658] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 45.408925] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 45.416187] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea851ac6d4 [ 45.423447] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 45.436583] FAULT_INJECTION: forcing a failure. [ 45.436583] name failslab, interval 1, probability 0, space 0, times 0 [ 45.448189] CPU: 1 PID: 7294 Comm: syz-executor.3 Not tainted 4.14.206-syzkaller #0 [ 45.455987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.465335] Call Trace: [ 45.467926] dump_stack+0xf7/0x13b [ 45.471457] should_fail.cold.3+0x105/0x14b [ 45.475769] should_failslab+0xba/0xf0 [ 45.479655] kmem_cache_alloc_node_trace+0x279/0x780 [ 45.484755] ? blk_mq_alloc_rqs+0x3cf/0x630 [ 45.489060] elevator_alloc+0x7d/0x1e0 [ 45.492928] dd_init_queue+0x17/0x3f0 [ 45.496715] blk_mq_init_sched+0x217/0x4a0 [ 45.500990] elevator_init+0x2bb/0x3c0 [ 45.504873] blk_mq_sched_init+0x25/0x40 [ 45.508917] blk_mq_init_allocated_queue+0xc23/0xf80 [ 45.514013] blk_mq_init_queue+0x56/0x90 [ 45.518067] loop_add+0x2ec/0x810 [ 45.521506] ? transfer_xor+0x390/0x390 [ 45.525468] loop_control_ioctl+0x19e/0x2b0 [ 45.529782] ? loop_add+0x810/0x810 [ 45.533486] ? find_held_lock+0x36/0x1d0 [ 45.537534] do_vfs_ioctl+0x180/0xfb0 [ 45.541376] ? __fget+0x1ad/0x2f0 [ 45.544808] ? lock_downgrade+0x7f0/0x7f0 [ 45.548939] ? ioctl_preallocate+0x1a0/0x1a0 [ 45.553333] ? __fget+0x1ca/0x2f0 [ 45.556777] ? __fget_light+0x166/0x200 [ 45.560734] ? SyS_read+0x250/0x250 [ 45.564343] SyS_ioctl+0x74/0x80 [ 45.567688] ? do_vfs_ioctl+0xfb0/0xfb0 [ 45.571819] do_syscall_64+0x1c7/0x5b0 [ 45.575693] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.580525] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 45.585693] RIP: 0033:0x4598f9 [ 45.588900] RSP: 002b:00007f43baf6fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.596592] RAX: ffffffffffffffda RBX: 00007f43baf6fc90 RCX: 00000000004598f9 [ 45.603850] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 45.611207] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 45.618462] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f43baf706d4 [ 45.625721] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 45.636723] FAULT_INJECTION: forcing a failure. [ 45.636723] name failslab, interval 1, probability 0, space 0, times 0 [ 45.649626] CPU: 1 PID: 7301 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 45.657429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.666772] Call Trace: [ 45.669337] dump_stack+0xf7/0x13b [ 45.672854] should_fail.cold.3+0x105/0x14b [ 45.677165] should_failslab+0xba/0xf0 [ 45.681037] kmem_cache_alloc_node_trace+0x279/0x780 [ 45.686123] ? kasan_unpoison_shadow+0x35/0x50 [ 45.690682] __kmalloc_node+0x3c/0x70 [ 45.694459] blk_mq_alloc_rq_map+0xe6/0x1f0 [ 45.698847] blk_mq_sched_alloc_tags.isra.9+0x76/0x150 [ 45.704143] blk_mq_init_sched+0x19f/0x4a0 [ 45.708415] elevator_init+0x2bb/0x3c0 [ 45.712365] blk_mq_sched_init+0x25/0x40 [ 45.716406] blk_mq_init_allocated_queue+0xc23/0xf80 [ 45.721496] blk_mq_init_queue+0x56/0x90 [ 45.725537] loop_add+0x2ec/0x810 [ 45.729062] ? transfer_xor+0x390/0x390 [ 45.733020] loop_control_ioctl+0x19e/0x2b0 [ 45.737331] ? loop_add+0x810/0x810 [ 45.741010] ? find_held_lock+0x36/0x1d0 [ 45.745049] do_vfs_ioctl+0x180/0xfb0 [ 45.748822] ? __fget+0x1ad/0x2f0 [ 45.752318] ? lock_downgrade+0x7f0/0x7f0 [ 45.756445] ? ioctl_preallocate+0x1a0/0x1a0 [ 45.760871] ? __fget+0x1ca/0x2f0 [ 45.764300] ? __fget_light+0x166/0x200 [ 45.768247] ? SyS_read+0x250/0x250 [ 45.771849] SyS_ioctl+0x74/0x80 [ 45.775198] ? do_vfs_ioctl+0xfb0/0xfb0 [ 45.779156] do_syscall_64+0x1c7/0x5b0 [ 45.783016] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.787834] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 45.793000] RIP: 0033:0x4598f9 [ 45.796167] RSP: 002b:00007f8f58bc0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 45.803860] RAX: ffffffffffffffda RBX: 00007f8f58bc0c90 RCX: 00000000004598f9 [ 45.811119] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 45.818395] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 45.825673] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58bc16d4 [ 45.832919] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 45.847025] FAULT_INJECTION: forcing a failure. [ 45.847025] name failslab, interval 1, probability 0, space 0, times 0 [ 45.858310] CPU: 1 PID: 7302 Comm: syz-executor.0 Not tainted 4.14.206-syzkaller #0 [ 45.866092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.875428] Call Trace: [ 45.878008] dump_stack+0xf7/0x13b [ 45.881532] should_fail.cold.3+0x105/0x14b [ 45.885830] should_failslab+0xba/0xf0 [ 45.889697] kmem_cache_alloc_node_trace+0x279/0x780 [ 45.894793] ? blk_mq_alloc_rqs+0x3cf/0x630 [ 45.899098] elevator_alloc+0x7d/0x1e0 [ 45.902963] dd_init_queue+0x17/0x3f0 [ 45.906738] blk_mq_init_sched+0x217/0x4a0 [ 45.910949] elevator_init+0x2bb/0x3c0 [ 45.914811] blk_mq_sched_init+0x25/0x40 [ 45.918895] blk_mq_init_allocated_queue+0xc23/0xf80 [ 45.923976] blk_mq_init_queue+0x56/0x90 [ 45.928039] loop_add+0x2ec/0x810 [ 45.931477] ? transfer_xor+0x390/0x390 [ 45.935437] loop_control_ioctl+0x19e/0x2b0 [ 45.939739] ? loop_add+0x810/0x810 [ 45.943344] ? find_held_lock+0x36/0x1d0 [ 45.947382] do_vfs_ioctl+0x180/0xfb0 [ 45.951158] ? __fget+0x1ad/0x2f0 [ 45.954585] ? lock_downgrade+0x7f0/0x7f0 [ 45.958712] ? ioctl_preallocate+0x1a0/0x1a0 [ 45.963116] ? __fget+0x1ca/0x2f0 [ 45.966570] ? __fget_light+0x166/0x200 [ 45.970524] ? SyS_read+0x250/0x250 [ 45.974126] SyS_ioctl+0x74/0x80 [ 45.977480] ? do_vfs_ioctl+0xfb0/0xfb0 [ 45.981456] do_syscall_64+0x1c7/0x5b0 [ 45.985327] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.990147] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 45.995315] RIP: 0033:0x4598f9 [ 45.998494] RSP: 002b:00007fb677ffcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.006177] RAX: ffffffffffffffda RBX: 00007fb677ffcc90 RCX: 00000000004598f9 [ 46.013441] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 46.020706] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 46.027953] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb677ffd6d4 [ 46.035204] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 46.046995] FAULT_INJECTION: forcing a failure. [ 46.046995] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.058795] CPU: 1 PID: 7299 Comm: syz-executor.4 Not tainted 4.14.206-syzkaller #0 [ 46.066585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.075937] Call Trace: [ 46.078512] dump_stack+0xf7/0x13b [ 46.082028] should_fail.cold.3+0x105/0x14b [ 46.086325] ? loop_control_ioctl+0x19e/0x2b0 [ 46.090813] __alloc_pages_nodemask+0x1d5/0x770 [ 46.095471] ? __alloc_pages_slowpath+0x2650/0x2650 [ 46.100492] cache_grow_begin+0x80/0x3f0 [ 46.104530] kmem_cache_alloc_node_trace+0x6aa/0x780 [ 46.109609] ? kasan_unpoison_shadow+0x35/0x50 [ 46.114173] __kmalloc_node+0x3c/0x70 [ 46.117958] blk_mq_alloc_rq_map+0xe6/0x1f0 [ 46.122265] blk_mq_sched_alloc_tags.isra.9+0x76/0x150 [ 46.127519] blk_mq_init_sched+0x19f/0x4a0 [ 46.131732] elevator_init+0x2bb/0x3c0 [ 46.135601] blk_mq_sched_init+0x25/0x40 [ 46.139646] blk_mq_init_allocated_queue+0xc23/0xf80 [ 46.144728] blk_mq_init_queue+0x56/0x90 [ 46.148763] loop_add+0x2ec/0x810 [ 46.152214] ? transfer_xor+0x390/0x390 [ 46.156184] loop_control_ioctl+0x19e/0x2b0 [ 46.160495] ? loop_add+0x810/0x810 [ 46.164104] ? find_held_lock+0x36/0x1d0 [ 46.168147] do_vfs_ioctl+0x180/0xfb0 [ 46.171934] ? __fget+0x1ad/0x2f0 [ 46.175373] ? lock_downgrade+0x7f0/0x7f0 [ 46.179507] ? ioctl_preallocate+0x1a0/0x1a0 [ 46.183893] ? __fget+0x1ca/0x2f0 [ 46.187329] ? __fget_light+0x166/0x200 [ 46.191280] ? SyS_read+0x250/0x250 [ 46.195022] SyS_ioctl+0x74/0x80 [ 46.198379] ? do_vfs_ioctl+0xfb0/0xfb0 [ 46.202393] do_syscall_64+0x1c7/0x5b0 [ 46.206256] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.211112] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 46.216283] RIP: 0033:0x4598f9 [ 46.219462] RSP: 002b:00007ff2c8578c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.227153] RAX: ffffffffffffffda RBX: 00007ff2c8578c90 RCX: 00000000004598f9 [ 46.234400] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 46.241674] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 46.248938] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2c85796d4 [ 46.256189] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 46.299372] FAULT_INJECTION: forcing a failure. [ 46.299372] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.312176] CPU: 1 PID: 7313 Comm: syz-executor.0 Not tainted 4.14.206-syzkaller #0 [ 46.319966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.329302] Call Trace: [ 46.331874] dump_stack+0xf7/0x13b [ 46.335402] should_fail.cold.3+0x105/0x14b [ 46.339710] ? __might_sleep+0x93/0xb0 [ 46.343582] __alloc_pages_nodemask+0x1d5/0x770 [ 46.348236] ? __lock_is_held+0xb5/0x140 [ 46.352284] ? __alloc_pages_slowpath+0x2650/0x2650 [ 46.357285] ? memset+0x31/0x40 [ 46.360558] blk_mq_alloc_rqs+0x1d1/0x630 [ 46.364727] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 46.369984] blk_mq_init_sched+0x19f/0x4a0 [ 46.374197] elevator_init+0x2bb/0x3c0 [ 46.378093] blk_mq_sched_init+0x25/0x40 [ 46.382129] blk_mq_init_allocated_queue+0xc23/0xf80 [ 46.387219] blk_mq_init_queue+0x56/0x90 [ 46.391264] loop_add+0x2ec/0x810 [ 46.394701] ? transfer_xor+0x390/0x390 [ 46.398660] loop_control_ioctl+0x19e/0x2b0 [ 46.402959] ? loop_add+0x810/0x810 [ 46.406570] ? find_held_lock+0x36/0x1d0 [ 46.410618] do_vfs_ioctl+0x180/0xfb0 [ 46.414396] ? __fget+0x1ad/0x2f0 [ 46.417843] ? lock_downgrade+0x7f0/0x7f0 [ 46.421969] ? ioctl_preallocate+0x1a0/0x1a0 [ 46.426363] ? __fget+0x1ca/0x2f0 [ 46.429818] ? __fget_light+0x166/0x200 [ 46.433771] ? SyS_read+0x250/0x250 [ 46.437381] SyS_ioctl+0x74/0x80 [ 46.440721] ? do_vfs_ioctl+0xfb0/0xfb0 [ 46.444697] do_syscall_64+0x1c7/0x5b0 [ 46.448575] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.453404] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 46.458576] RIP: 0033:0x4598f9 [ 46.461747] RSP: 002b:00007fb677ffcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.469440] RAX: ffffffffffffffda RBX: 00007fb677ffcc90 RCX: 00000000004598f9 [ 46.476694] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 46.483944] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 46.491252] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb677ffd6d4 [ 46.498542] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 46.564549] FAULT_INJECTION: forcing a failure. [ 46.564549] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.584480] CPU: 0 PID: 7326 Comm: syz-executor.3 Not tainted 4.14.206-syzkaller #0 [ 46.592351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.601687] Call Trace: [ 46.604258] dump_stack+0xf7/0x13b [ 46.607779] should_fail.cold.3+0x105/0x14b [ 46.612076] ? __might_sleep+0x93/0xb0 [ 46.615941] __alloc_pages_nodemask+0x1d5/0x770 [ 46.620625] ? __lock_is_held+0xb5/0x140 [ 46.624669] ? __alloc_pages_slowpath+0x2650/0x2650 [ 46.629684] ? find_next_bit+0xb/0x10 [ 46.633471] ? blk_mq_hw_queue_to_node+0xa8/0xf0 [ 46.638216] blk_mq_alloc_rqs+0x1d1/0x630 [ 46.642355] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 46.647699] blk_mq_init_sched+0x19f/0x4a0 [ 46.651913] elevator_init+0x2bb/0x3c0 [ 46.655780] blk_mq_sched_init+0x25/0x40 [ 46.659919] blk_mq_init_allocated_queue+0xc23/0xf80 [ 46.665008] blk_mq_init_queue+0x56/0x90 [ 46.669058] loop_add+0x2ec/0x810 [ 46.672526] ? transfer_xor+0x390/0x390 [ 46.676479] loop_control_ioctl+0x19e/0x2b0 [ 46.680775] ? loop_add+0x810/0x810 [ 46.684384] ? find_held_lock+0x36/0x1d0 [ 46.688434] do_vfs_ioctl+0x180/0xfb0 [ 46.692212] ? __fget+0x1ad/0x2f0 [ 46.695641] ? lock_downgrade+0x7f0/0x7f0 [ 46.699766] ? ioctl_preallocate+0x1a0/0x1a0 [ 46.704158] ? __fget+0x1ca/0x2f0 [ 46.707603] ? __fget_light+0x166/0x200 [ 46.711556] ? SyS_read+0x250/0x250 [ 46.715170] SyS_ioctl+0x74/0x80 [ 46.718529] ? do_vfs_ioctl+0xfb0/0xfb0 [ 46.722481] do_syscall_64+0x1c7/0x5b0 [ 46.726343] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.731164] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 46.736329] RIP: 0033:0x4598f9 [ 46.739494] RSP: 002b:00007f43baf4ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.747180] RAX: ffffffffffffffda RBX: 00007f43baf4ec90 RCX: 00000000004598f9 [ 46.754428] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 46.761676] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 46.768925] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f43baf4f6d4 [ 46.776171] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 46.818280] FAULT_INJECTION: forcing a failure. [ 46.818280] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.830559] CPU: 1 PID: 7343 Comm: syz-executor.5 Not tainted 4.14.206-syzkaller #0 [ 46.838345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.847680] Call Trace: [ 46.850259] dump_stack+0xf7/0x13b [ 46.853785] should_fail.cold.3+0x105/0x14b [ 46.858092] ? __might_sleep+0x93/0xb0 [ 46.861965] __alloc_pages_nodemask+0x1d5/0x770 [ 46.866617] ? __lock_is_held+0xb5/0x140 [ 46.870663] ? __alloc_pages_slowpath+0x2650/0x2650 [ 46.875660] ? find_next_bit+0xb/0x10 [ 46.879492] ? blk_mq_hw_queue_to_node+0xa8/0xf0 [ 46.884226] blk_mq_alloc_rqs+0x1d1/0x630 [ 46.888369] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 46.893696] blk_mq_init_sched+0x19f/0x4a0 [ 46.897910] elevator_init+0x2bb/0x3c0 [ 46.901774] blk_mq_sched_init+0x25/0x40 [ 46.905817] blk_mq_init_allocated_queue+0xc23/0xf80 [ 46.910906] blk_mq_init_queue+0x56/0x90 [ 46.914944] loop_add+0x2ec/0x810 [ 46.918381] ? transfer_xor+0x390/0x390 [ 46.922337] loop_control_ioctl+0x19e/0x2b0 [ 46.926642] ? loop_add+0x810/0x810 [ 46.930252] ? find_held_lock+0x36/0x1d0 [ 46.934291] do_vfs_ioctl+0x180/0xfb0 [ 46.938072] ? __fget+0x1ad/0x2f0 [ 46.941507] ? lock_downgrade+0x7f0/0x7f0 [ 46.945635] ? ioctl_preallocate+0x1a0/0x1a0 [ 46.950031] ? __fget+0x1ca/0x2f0 [ 46.953504] ? __fget_light+0x166/0x200 [ 46.957454] ? SyS_read+0x250/0x250 [ 46.961058] SyS_ioctl+0x74/0x80 [ 46.964406] ? do_vfs_ioctl+0xfb0/0xfb0 [ 46.968372] do_syscall_64+0x1c7/0x5b0 [ 46.972270] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.977115] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 46.982279] RIP: 0033:0x4598f9 [ 46.985448] RSP: 002b:00007f2f79904c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.993139] RAX: ffffffffffffffda RBX: 00007f2f79904c90 RCX: 00000000004598f9 [ 47.000402] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 47.007657] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 47.014916] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f799056d4 [ 47.022167] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 47.060442] FAULT_INJECTION: forcing a failure. [ 47.060442] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.074327] CPU: 0 PID: 7352 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 47.082147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.091484] Call Trace: [ 47.094051] dump_stack+0xf7/0x13b [ 47.097572] should_fail.cold.3+0x105/0x14b [ 47.101957] ? __might_sleep+0x93/0xb0 [ 47.105824] __alloc_pages_nodemask+0x1d5/0x770 [ 47.110468] ? __lock_is_held+0xb5/0x140 [ 47.114523] ? __alloc_pages_slowpath+0x2650/0x2650 [ 47.119517] ? memset+0x31/0x40 [ 47.122775] blk_mq_alloc_rqs+0x1d1/0x630 [ 47.126908] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 47.132162] blk_mq_init_sched+0x19f/0x4a0 [ 47.136376] elevator_init+0x2bb/0x3c0 [ 47.140244] blk_mq_sched_init+0x25/0x40 [ 47.144286] blk_mq_init_allocated_queue+0xc23/0xf80 [ 47.149453] blk_mq_init_queue+0x56/0x90 [ 47.153490] loop_add+0x2ec/0x810 [ 47.156918] ? transfer_xor+0x390/0x390 [ 47.160890] loop_control_ioctl+0x19e/0x2b0 [ 47.165211] ? loop_add+0x810/0x810 [ 47.168814] ? find_held_lock+0x36/0x1d0 [ 47.172852] do_vfs_ioctl+0x180/0xfb0 [ 47.176628] ? __fget+0x1ad/0x2f0 [ 47.180057] ? lock_downgrade+0x7f0/0x7f0 [ 47.184178] ? ioctl_preallocate+0x1a0/0x1a0 [ 47.188599] ? __fget+0x1ca/0x2f0 [ 47.192029] ? __fget_light+0x166/0x200 [ 47.195980] ? SyS_read+0x250/0x250 [ 47.199593] SyS_ioctl+0x74/0x80 [ 47.202934] ? do_vfs_ioctl+0xfb0/0xfb0 [ 47.206909] do_syscall_64+0x1c7/0x5b0 [ 47.210773] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.215594] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 47.220759] RIP: 0033:0x4598f9 [ 47.223925] RSP: 002b:00007fea8518ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.231607] RAX: ffffffffffffffda RBX: 00007fea8518ac90 RCX: 00000000004598f9 [ 47.238859] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 47.246112] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 47.253357] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea8518b6d4 [ 47.260602] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 47.307768] FAULT_INJECTION: forcing a failure. [ 47.307768] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.322642] CPU: 1 PID: 7366 Comm: syz-executor.3 Not tainted 4.14.206-syzkaller #0 [ 47.330431] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.339768] Call Trace: [ 47.342338] dump_stack+0xf7/0x13b [ 47.345859] should_fail.cold.3+0x105/0x14b [ 47.350178] ? __might_sleep+0x93/0xb0 [ 47.354053] __alloc_pages_nodemask+0x1d5/0x770 [ 47.358758] ? __lock_is_held+0xb5/0x140 [ 47.362804] ? __alloc_pages_slowpath+0x2650/0x2650 [ 47.367800] ? memset+0x31/0x40 [ 47.371113] blk_mq_alloc_rqs+0x1d1/0x630 [ 47.375252] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 47.380515] blk_mq_init_sched+0x19f/0x4a0 [ 47.384743] elevator_init+0x2bb/0x3c0 [ 47.388642] blk_mq_sched_init+0x25/0x40 [ 47.392692] blk_mq_init_allocated_queue+0xc23/0xf80 [ 47.397782] blk_mq_init_queue+0x56/0x90 [ 47.401819] loop_add+0x2ec/0x810 [ 47.405247] ? transfer_xor+0x390/0x390 [ 47.409209] loop_control_ioctl+0x19e/0x2b0 [ 47.413515] ? loop_add+0x810/0x810 [ 47.417122] ? find_held_lock+0x36/0x1d0 [ 47.421163] do_vfs_ioctl+0x180/0xfb0 [ 47.424964] ? __fget+0x1ad/0x2f0 [ 47.428398] ? lock_downgrade+0x7f0/0x7f0 [ 47.432538] ? ioctl_preallocate+0x1a0/0x1a0 [ 47.436940] ? __fget+0x1ca/0x2f0 [ 47.440374] ? __fget_light+0x166/0x200 [ 47.444458] ? SyS_read+0x250/0x250 [ 47.448067] SyS_ioctl+0x74/0x80 [ 47.451411] ? do_vfs_ioctl+0xfb0/0xfb0 [ 47.455419] do_syscall_64+0x1c7/0x5b0 [ 47.459293] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.464130] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 47.469409] RIP: 0033:0x4598f9 [ 47.472580] RSP: 002b:00007f43baf4ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.480269] RAX: ffffffffffffffda RBX: 00007f43baf4ec90 RCX: 00000000004598f9 [ 47.487521] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 47.494777] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 47.502034] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f43baf4f6d4 [ 47.509292] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 47.588463] FAULT_INJECTION: forcing a failure. [ 47.588463] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.600709] CPU: 0 PID: 7367 Comm: syz-executor.0 Not tainted 4.14.206-syzkaller #0 [ 47.608491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.617825] Call Trace: [ 47.620447] dump_stack+0xf7/0x13b [ 47.623966] should_fail.cold.3+0x105/0x14b [ 47.628377] ? __might_sleep+0x93/0xb0 [ 47.632249] __alloc_pages_nodemask+0x1d5/0x770 [ 47.636901] ? __lock_is_held+0xb5/0x140 [ 47.640949] ? __alloc_pages_slowpath+0x2650/0x2650 [ 47.645949] ? memset+0x31/0x40 [ 47.649383] blk_mq_alloc_rqs+0x1d1/0x630 [ 47.653526] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 47.658787] blk_mq_init_sched+0x19f/0x4a0 [ 47.663017] elevator_init+0x2bb/0x3c0 [ 47.666899] blk_mq_sched_init+0x25/0x40 [ 47.670937] blk_mq_init_allocated_queue+0xc23/0xf80 [ 47.676034] blk_mq_init_queue+0x56/0x90 [ 47.680088] loop_add+0x2ec/0x810 [ 47.683534] ? transfer_xor+0x390/0x390 [ 47.687484] loop_control_ioctl+0x19e/0x2b0 [ 47.691780] ? loop_add+0x810/0x810 [ 47.695388] ? find_held_lock+0x36/0x1d0 [ 47.699446] do_vfs_ioctl+0x180/0xfb0 [ 47.703222] ? __fget+0x1ad/0x2f0 [ 47.706656] ? lock_downgrade+0x7f0/0x7f0 [ 47.710808] ? ioctl_preallocate+0x1a0/0x1a0 [ 47.715233] ? __fget+0x1ca/0x2f0 [ 47.718671] ? __fget_light+0x166/0x200 [ 47.722630] ? SyS_read+0x250/0x250 [ 47.726237] SyS_ioctl+0x74/0x80 [ 47.729594] ? do_vfs_ioctl+0xfb0/0xfb0 [ 47.733562] do_syscall_64+0x1c7/0x5b0 [ 47.737442] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.742259] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 47.747442] RIP: 0033:0x4598f9 [ 47.750607] RSP: 002b:00007fb677ffcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 47.758299] RAX: ffffffffffffffda RBX: 00007fb677ffcc90 RCX: 00000000004598f9 [ 47.765561] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 47.772823] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 47.780084] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb677ffd6d4 [ 47.787329] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 47.859714] FAULT_INJECTION: forcing a failure. [ 47.859714] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 47.871929] CPU: 1 PID: 7387 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 47.879721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.889175] Call Trace: [ 47.891757] dump_stack+0xf7/0x13b [ 47.895285] should_fail.cold.3+0x105/0x14b [ 47.899595] ? __might_sleep+0x93/0xb0 [ 47.903467] __alloc_pages_nodemask+0x1d5/0x770 [ 47.908112] ? __lock_is_held+0xb5/0x140 [ 47.912156] ? __alloc_pages_slowpath+0x2650/0x2650 [ 47.917161] ? memset+0x31/0x40 [ 47.920429] blk_mq_alloc_rqs+0x1d1/0x630 [ 47.924634] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 47.929893] blk_mq_init_sched+0x19f/0x4a0 [ 47.934106] elevator_init+0x2bb/0x3c0 [ 47.937980] blk_mq_sched_init+0x25/0x40 [ 47.942042] blk_mq_init_allocated_queue+0xc23/0xf80 [ 47.947126] blk_mq_init_queue+0x56/0x90 [ 47.951167] loop_add+0x2ec/0x810 [ 47.954596] ? transfer_xor+0x390/0x390 [ 47.958586] loop_control_ioctl+0x19e/0x2b0 [ 47.962896] ? loop_add+0x810/0x810 [ 47.966507] ? find_held_lock+0x36/0x1d0 [ 47.970549] do_vfs_ioctl+0x180/0xfb0 [ 47.974329] ? __fget+0x1ad/0x2f0 [ 47.977767] ? lock_downgrade+0x7f0/0x7f0 [ 47.981901] ? ioctl_preallocate+0x1a0/0x1a0 [ 47.986289] ? __fget+0x1ca/0x2f0 [ 47.989719] ? __fget_light+0x166/0x200 [ 47.993665] ? SyS_read+0x250/0x250 [ 47.997290] SyS_ioctl+0x74/0x80 [ 48.000644] ? do_vfs_ioctl+0xfb0/0xfb0 [ 48.004596] do_syscall_64+0x1c7/0x5b0 [ 48.008481] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.013303] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 48.018476] RIP: 0033:0x4598f9 [ 48.021651] RSP: 002b:00007fea851abc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.029336] RAX: ffffffffffffffda RBX: 00007fea851abc90 RCX: 00000000004598f9 [ 48.036588] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 48.043846] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.051093] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea851ac6d4 [ 48.058343] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 48.108703] FAULT_INJECTION: forcing a failure. [ 48.108703] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 48.121117] CPU: 0 PID: 7391 Comm: syz-executor.3 Not tainted 4.14.206-syzkaller #0 [ 48.128906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.138287] Call Trace: [ 48.140856] dump_stack+0xf7/0x13b [ 48.144418] should_fail.cold.3+0x105/0x14b [ 48.148717] ? __might_sleep+0x93/0xb0 [ 48.152582] __alloc_pages_nodemask+0x1d5/0x770 [ 48.157227] ? __lock_is_held+0xb5/0x140 [ 48.161267] ? __alloc_pages_slowpath+0x2650/0x2650 [ 48.166283] ? find_next_bit+0xb/0x10 [ 48.170059] ? blk_mq_hw_queue_to_node+0xa8/0xf0 [ 48.174791] blk_mq_alloc_rqs+0x1d1/0x630 [ 48.178918] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 48.184178] blk_mq_init_sched+0x19f/0x4a0 [ 48.188407] elevator_init+0x2bb/0x3c0 [ 48.192307] blk_mq_sched_init+0x25/0x40 [ 48.196349] blk_mq_init_allocated_queue+0xc23/0xf80 [ 48.201430] blk_mq_init_queue+0x56/0x90 [ 48.205468] loop_add+0x2ec/0x810 [ 48.208896] ? transfer_xor+0x390/0x390 [ 48.212850] loop_control_ioctl+0x19e/0x2b0 [ 48.217149] ? loop_add+0x810/0x810 [ 48.220759] ? find_held_lock+0x36/0x1d0 [ 48.224797] do_vfs_ioctl+0x180/0xfb0 [ 48.228574] ? __fget+0x1ad/0x2f0 [ 48.232018] ? lock_downgrade+0x7f0/0x7f0 [ 48.236144] ? ioctl_preallocate+0x1a0/0x1a0 [ 48.240530] ? __fget+0x1ca/0x2f0 [ 48.243963] ? __fget_light+0x166/0x200 [ 48.247916] ? SyS_read+0x250/0x250 [ 48.251533] SyS_ioctl+0x74/0x80 [ 48.254891] ? do_vfs_ioctl+0xfb0/0xfb0 [ 48.258839] do_syscall_64+0x1c7/0x5b0 [ 48.262700] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.267523] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 48.272686] RIP: 0033:0x4598f9 [ 48.275854] RSP: 002b:00007f43baf6fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.283554] RAX: ffffffffffffffda RBX: 00007f43baf6fc90 RCX: 00000000004598f9 [ 48.290800] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 48.298064] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.305313] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f43baf706d4 [ 48.312582] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 48.369919] FAULT_INJECTION: forcing a failure. [ 48.369919] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 48.382259] CPU: 0 PID: 7402 Comm: syz-executor.5 Not tainted 4.14.206-syzkaller #0 [ 48.390104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.399500] Call Trace: [ 48.402122] dump_stack+0xf7/0x13b [ 48.405642] should_fail.cold.3+0x105/0x14b [ 48.409940] ? __might_sleep+0x93/0xb0 [ 48.413806] __alloc_pages_nodemask+0x1d5/0x770 [ 48.418456] ? __lock_is_held+0xb5/0x140 [ 48.422501] ? __alloc_pages_slowpath+0x2650/0x2650 [ 48.427552] ? memset+0x31/0x40 [ 48.430812] blk_mq_alloc_rqs+0x1d1/0x630 [ 48.434943] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 48.440195] blk_mq_init_sched+0x19f/0x4a0 [ 48.444406] elevator_init+0x2bb/0x3c0 [ 48.448268] blk_mq_sched_init+0x25/0x40 [ 48.452320] blk_mq_init_allocated_queue+0xc23/0xf80 [ 48.457429] blk_mq_init_queue+0x56/0x90 [ 48.461480] loop_add+0x2ec/0x810 [ 48.464917] ? transfer_xor+0x390/0x390 [ 48.468872] loop_control_ioctl+0x19e/0x2b0 [ 48.473183] ? loop_add+0x810/0x810 [ 48.476844] ? find_held_lock+0x36/0x1d0 [ 48.480907] do_vfs_ioctl+0x180/0xfb0 [ 48.484691] ? __fget+0x1ad/0x2f0 [ 48.488124] ? lock_downgrade+0x7f0/0x7f0 [ 48.492246] ? ioctl_preallocate+0x1a0/0x1a0 [ 48.496689] ? __fget+0x1ca/0x2f0 [ 48.500122] ? __fget_light+0x166/0x200 [ 48.504076] ? SyS_read+0x250/0x250 [ 48.507784] SyS_ioctl+0x74/0x80 [ 48.511144] ? do_vfs_ioctl+0xfb0/0xfb0 [ 48.515094] do_syscall_64+0x1c7/0x5b0 [ 48.518961] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.523782] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 48.528948] RIP: 0033:0x4598f9 [ 48.532113] RSP: 002b:00007f2f79904c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.539796] RAX: ffffffffffffffda RBX: 00007f2f79904c90 RCX: 00000000004598f9 [ 48.547057] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 48.554302] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 48.561562] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f799056d4 [ 48.568806] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 48.638267] FAULT_INJECTION: forcing a failure. [ 48.638267] name failslab, interval 1, probability 0, space 0, times 0 [ 48.651199] CPU: 1 PID: 7423 Comm: syz-executor.4 Not tainted 4.14.206-syzkaller #0 [ 48.659037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.668378] Call Trace: [ 48.670944] dump_stack+0xf7/0x13b [ 48.674463] should_fail.cold.3+0x105/0x14b [ 48.678770] should_failslab+0xba/0xf0 [ 48.682638] kmem_cache_alloc_node_trace+0x279/0x780 [ 48.687723] ? kasan_unpoison_shadow+0x35/0x50 [ 48.692288] __kmalloc_node+0x3c/0x70 [ 48.696067] blk_mq_alloc_rq_map+0xe6/0x1f0 [ 48.700363] blk_mq_sched_alloc_tags.isra.9+0x76/0x150 [ 48.705626] blk_mq_init_sched+0x19f/0x4a0 [ 48.709897] elevator_init+0x2bb/0x3c0 [ 48.713764] blk_mq_sched_init+0x25/0x40 [ 48.717802] blk_mq_init_allocated_queue+0xc23/0xf80 [ 48.722885] blk_mq_init_queue+0x56/0x90 [ 48.726930] loop_add+0x2ec/0x810 [ 48.730369] ? transfer_xor+0x390/0x390 [ 48.734408] loop_control_ioctl+0x19e/0x2b0 [ 48.738756] ? loop_add+0x810/0x810 [ 48.742366] ? find_held_lock+0x36/0x1d0 [ 48.746456] do_vfs_ioctl+0x180/0xfb0 [ 48.750253] ? __fget+0x1ad/0x2f0 [ 48.753692] ? lock_downgrade+0x7f0/0x7f0 [ 48.757817] ? ioctl_preallocate+0x1a0/0x1a0 [ 48.762203] ? __fget+0x1ca/0x2f0 [ 48.765641] ? __fget_light+0x166/0x200 [ 48.769598] ? SyS_read+0x250/0x250 [ 48.773239] SyS_ioctl+0x74/0x80 [ 48.776585] ? do_vfs_ioctl+0xfb0/0xfb0 [ 48.780553] do_syscall_64+0x1c7/0x5b0 [ 48.784417] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.789247] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 48.794486] RIP: 0033:0x4598f9 [ 48.797650] RSP: 002b:00007ff2c8599c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 48.805358] RAX: ffffffffffffffda RBX: 00007ff2c8599c90 RCX: 00000000004598f9 [ 48.812667] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 48.819917] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.827168] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2c859a6d4 2020/11/16 20:28:31 executed programs: 48 [ 48.834421] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 48.850993] FAULT_INJECTION: forcing a failure. [ 48.850993] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 48.863987] CPU: 1 PID: 7426 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 48.871789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.881124] Call Trace: [ 48.883689] dump_stack+0xf7/0x13b [ 48.887213] should_fail.cold.3+0x105/0x14b [ 48.891518] ? __might_sleep+0x93/0xb0 [ 48.895397] __alloc_pages_nodemask+0x1d5/0x770 [ 48.900067] ? __lock_is_held+0xb5/0x140 [ 48.904163] ? __alloc_pages_slowpath+0x2650/0x2650 [ 48.909180] ? memset+0x31/0x40 [ 48.912482] blk_mq_alloc_rqs+0x1d1/0x630 [ 48.916622] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 48.921882] blk_mq_init_sched+0x19f/0x4a0 [ 48.926096] elevator_init+0x2bb/0x3c0 [ 48.930005] blk_mq_sched_init+0x25/0x40 [ 48.934047] blk_mq_init_allocated_queue+0xc23/0xf80 [ 48.939131] blk_mq_init_queue+0x56/0x90 [ 48.943176] loop_add+0x2ec/0x810 [ 48.946606] ? transfer_xor+0x390/0x390 [ 48.950559] loop_control_ioctl+0x19e/0x2b0 [ 48.954865] ? loop_add+0x810/0x810 [ 48.958475] ? find_held_lock+0x36/0x1d0 [ 48.962515] do_vfs_ioctl+0x180/0xfb0 [ 48.966307] ? __fget+0x1ad/0x2f0 [ 48.969737] ? lock_downgrade+0x7f0/0x7f0 [ 48.973859] ? ioctl_preallocate+0x1a0/0x1a0 [ 48.978247] ? __fget+0x1ca/0x2f0 [ 48.981677] ? __fget_light+0x166/0x200 [ 48.985625] ? SyS_read+0x250/0x250 [ 48.989230] SyS_ioctl+0x74/0x80 [ 48.992572] ? do_vfs_ioctl+0xfb0/0xfb0 [ 48.996529] do_syscall_64+0x1c7/0x5b0 [ 49.000398] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.005222] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 49.010389] RIP: 0033:0x4598f9 [ 49.013560] RSP: 002b:00007f8f58be1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 49.021267] RAX: ffffffffffffffda RBX: 00007f8f58be1c90 RCX: 00000000004598f9 [ 49.028535] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 49.035787] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 49.043039] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58be26d4 [ 49.050282] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 49.128465] FAULT_INJECTION: forcing a failure. [ 49.128465] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 49.142418] CPU: 1 PID: 7446 Comm: syz-executor.5 Not tainted 4.14.206-syzkaller #0 [ 49.150237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.159577] Call Trace: [ 49.162154] dump_stack+0xf7/0x13b [ 49.165678] should_fail.cold.3+0x105/0x14b [ 49.169993] ? __might_sleep+0x93/0xb0 [ 49.174114] __alloc_pages_nodemask+0x1d5/0x770 [ 49.178767] ? __lock_is_held+0xb5/0x140 [ 49.182808] ? __alloc_pages_slowpath+0x2650/0x2650 [ 49.187812] ? memset+0x31/0x40 [ 49.191073] blk_mq_alloc_rqs+0x1d1/0x630 [ 49.195323] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 49.200739] blk_mq_init_sched+0x19f/0x4a0 [ 49.204972] elevator_init+0x2bb/0x3c0 [ 49.208846] blk_mq_sched_init+0x25/0x40 [ 49.212893] blk_mq_init_allocated_queue+0xc23/0xf80 [ 49.217982] blk_mq_init_queue+0x56/0x90 [ 49.222067] loop_add+0x2ec/0x810 [ 49.225504] ? transfer_xor+0x390/0x390 [ 49.229462] loop_control_ioctl+0x19e/0x2b0 [ 49.233762] ? loop_add+0x810/0x810 [ 49.237380] ? find_held_lock+0x36/0x1d0 [ 49.241422] do_vfs_ioctl+0x180/0xfb0 [ 49.245209] ? __fget+0x1ad/0x2f0 [ 49.248645] ? lock_downgrade+0x7f0/0x7f0 [ 49.252774] ? ioctl_preallocate+0x1a0/0x1a0 [ 49.257174] ? __fget+0x1ca/0x2f0 [ 49.260611] ? __fget_light+0x166/0x200 [ 49.264570] ? SyS_read+0x250/0x250 [ 49.268199] SyS_ioctl+0x74/0x80 [ 49.271547] ? do_vfs_ioctl+0xfb0/0xfb0 [ 49.275503] do_syscall_64+0x1c7/0x5b0 [ 49.279374] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.284278] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 49.289513] RIP: 0033:0x4598f9 [ 49.292697] RSP: 002b:00007f2f79925c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 49.300412] RAX: ffffffffffffffda RBX: 00007f2f79925c90 RCX: 00000000004598f9 [ 49.307776] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 49.315137] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 49.322392] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f799266d4 [ 49.329996] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 49.389144] FAULT_INJECTION: forcing a failure. [ 49.389144] name failslab, interval 1, probability 0, space 0, times 0 [ 49.400662] CPU: 0 PID: 7445 Comm: syz-executor.4 Not tainted 4.14.206-syzkaller #0 [ 49.408465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.417814] Call Trace: [ 49.420476] dump_stack+0xf7/0x13b [ 49.424004] should_fail.cold.3+0x105/0x14b [ 49.428314] should_failslab+0xba/0xf0 [ 49.432194] kmem_cache_alloc_node_trace+0x279/0x780 [ 49.437463] ? blk_mq_alloc_rqs+0x3cf/0x630 [ 49.441774] elevator_alloc+0x7d/0x1e0 [ 49.445652] dd_init_queue+0x17/0x3f0 [ 49.449444] blk_mq_init_sched+0x217/0x4a0 [ 49.453668] elevator_init+0x2bb/0x3c0 [ 49.457541] blk_mq_sched_init+0x25/0x40 [ 49.461602] blk_mq_init_allocated_queue+0xc23/0xf80 [ 49.466695] blk_mq_init_queue+0x56/0x90 [ 49.470863] loop_add+0x2ec/0x810 [ 49.474307] ? transfer_xor+0x390/0x390 [ 49.478423] loop_control_ioctl+0x19e/0x2b0 [ 49.482851] ? loop_add+0x810/0x810 [ 49.486475] ? find_held_lock+0x36/0x1d0 [ 49.490532] do_vfs_ioctl+0x180/0xfb0 [ 49.494317] ? __fget+0x1ad/0x2f0 [ 49.497757] ? lock_downgrade+0x7f0/0x7f0 [ 49.501931] ? ioctl_preallocate+0x1a0/0x1a0 [ 49.506363] ? __fget+0x1ca/0x2f0 [ 49.509839] ? __fget_light+0x166/0x200 [ 49.513806] ? SyS_read+0x250/0x250 [ 49.517427] SyS_ioctl+0x74/0x80 [ 49.520777] ? do_vfs_ioctl+0xfb0/0xfb0 [ 49.524773] do_syscall_64+0x1c7/0x5b0 [ 49.528649] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.533516] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 49.538747] RIP: 0033:0x4598f9 [ 49.541930] RSP: 002b:00007ff2c8599c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 49.549622] RAX: ffffffffffffffda RBX: 00007ff2c8599c90 RCX: 00000000004598f9 [ 49.556928] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 49.564191] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 49.571515] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2c859a6d4 [ 49.578914] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 49.592978] FAULT_INJECTION: forcing a failure. [ 49.592978] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 49.605193] CPU: 0 PID: 7443 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 49.613065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.622633] Call Trace: [ 49.625215] dump_stack+0xf7/0x13b [ 49.628927] should_fail.cold.3+0x105/0x14b [ 49.633248] ? __might_sleep+0x93/0xb0 [ 49.637366] __alloc_pages_nodemask+0x1d5/0x770 [ 49.642250] ? __lock_is_held+0xb5/0x140 [ 49.646308] ? __alloc_pages_slowpath+0x2650/0x2650 [ 49.651514] ? memset+0x31/0x40 [ 49.654798] blk_mq_alloc_rqs+0x1d1/0x630 [ 49.659093] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 49.664464] blk_mq_init_sched+0x19f/0x4a0 [ 49.668847] elevator_init+0x2bb/0x3c0 [ 49.672811] blk_mq_sched_init+0x25/0x40 [ 49.676860] blk_mq_init_allocated_queue+0xc23/0xf80 [ 49.681953] blk_mq_init_queue+0x56/0x90 [ 49.686004] loop_add+0x2ec/0x810 [ 49.689719] ? transfer_xor+0x390/0x390 [ 49.693693] loop_control_ioctl+0x19e/0x2b0 [ 49.698013] ? loop_add+0x810/0x810 [ 49.701632] ? find_held_lock+0x36/0x1d0 [ 49.705682] do_vfs_ioctl+0x180/0xfb0 [ 49.709471] ? __fget+0x1ad/0x2f0 [ 49.712912] ? lock_downgrade+0x7f0/0x7f0 [ 49.717295] ? ioctl_preallocate+0x1a0/0x1a0 [ 49.721694] ? __fget+0x1ca/0x2f0 [ 49.725195] ? __fget_light+0x166/0x200 [ 49.729179] ? SyS_read+0x250/0x250 [ 49.732964] SyS_ioctl+0x74/0x80 [ 49.736459] ? do_vfs_ioctl+0xfb0/0xfb0 [ 49.740522] do_syscall_64+0x1c7/0x5b0 [ 49.744398] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.749240] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 49.754423] RIP: 0033:0x4598f9 [ 49.757762] RSP: 002b:00007fea851abc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 49.765599] RAX: ffffffffffffffda RBX: 00007fea851abc90 RCX: 00000000004598f9 [ 49.772904] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 49.780220] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 49.787484] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea851ac6d4 [ 49.794873] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 49.869529] FAULT_INJECTION: forcing a failure. [ 49.869529] name failslab, interval 1, probability 0, space 0, times 0 [ 49.881362] CPU: 0 PID: 7471 Comm: syz-executor.5 Not tainted 4.14.206-syzkaller #0 [ 49.889172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.898519] Call Trace: [ 49.901261] dump_stack+0xf7/0x13b [ 49.904808] should_fail.cold.3+0x105/0x14b [ 49.909276] should_failslab+0xba/0xf0 [ 49.913213] kmem_cache_alloc_node_trace+0x279/0x780 [ 49.918396] ? blk_mq_alloc_rqs+0x3cf/0x630 [ 49.922724] elevator_alloc+0x7d/0x1e0 [ 49.926611] dd_init_queue+0x17/0x3f0 [ 49.930625] blk_mq_init_sched+0x217/0x4a0 [ 49.934859] elevator_init+0x2bb/0x3c0 [ 49.938793] blk_mq_sched_init+0x25/0x40 [ 49.942845] blk_mq_init_allocated_queue+0xc23/0xf80 [ 49.947943] blk_mq_init_queue+0x56/0x90 [ 49.952187] loop_add+0x2ec/0x810 [ 49.955636] ? transfer_xor+0x390/0x390 [ 49.959606] loop_control_ioctl+0x19e/0x2b0 [ 49.963920] ? loop_add+0x810/0x810 [ 49.967542] ? find_held_lock+0x36/0x1d0 [ 49.971602] do_vfs_ioctl+0x180/0xfb0 [ 49.975390] ? __fget+0x1ad/0x2f0 [ 49.978987] ? lock_downgrade+0x7f0/0x7f0 [ 49.983265] ? ioctl_preallocate+0x1a0/0x1a0 [ 49.987668] ? __fget+0x1ca/0x2f0 [ 49.991113] ? __fget_light+0x166/0x200 [ 49.995222] ? SyS_read+0x250/0x250 [ 49.998849] SyS_ioctl+0x74/0x80 [ 50.002208] ? do_vfs_ioctl+0xfb0/0xfb0 [ 50.006317] do_syscall_64+0x1c7/0x5b0 [ 50.010370] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.015344] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 50.020614] RIP: 0033:0x4598f9 [ 50.023798] RSP: 002b:00007f2f79925c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.031844] RAX: ffffffffffffffda RBX: 00007f2f79925c90 RCX: 00000000004598f9 [ 50.039108] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 50.046868] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 50.054285] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f799266d4 [ 50.061569] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 50.073216] FAULT_INJECTION: forcing a failure. [ 50.073216] name failslab, interval 1, probability 0, space 0, times 0 [ 50.093193] CPU: 0 PID: 7465 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 50.101009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.110369] Call Trace: [ 50.112968] dump_stack+0xf7/0x13b [ 50.116525] should_fail.cold.3+0x105/0x14b [ 50.120851] should_failslab+0xba/0xf0 [ 50.124730] kmem_cache_alloc_node_trace+0x279/0x780 [ 50.129908] ? kasan_unpoison_shadow+0x35/0x50 [ 50.134492] __kmalloc_node+0x3c/0x70 [ 50.138412] blk_mq_alloc_rq_map+0xe6/0x1f0 [ 50.142762] blk_mq_sched_alloc_tags.isra.9+0x76/0x150 [ 50.148164] blk_mq_init_sched+0x19f/0x4a0 [ 50.152397] elevator_init+0x2bb/0x3c0 [ 50.156273] blk_mq_sched_init+0x25/0x40 [ 50.160322] blk_mq_init_allocated_queue+0xc23/0xf80 [ 50.165419] blk_mq_init_queue+0x56/0x90 [ 50.169476] loop_add+0x2ec/0x810 [ 50.172930] ? transfer_xor+0x390/0x390 [ 50.176900] loop_control_ioctl+0x19e/0x2b0 [ 50.181209] ? loop_add+0x810/0x810 [ 50.184824] ? find_held_lock+0x36/0x1d0 [ 50.188904] do_vfs_ioctl+0x180/0xfb0 [ 50.192752] ? __fget+0x1ad/0x2f0 [ 50.196194] ? lock_downgrade+0x7f0/0x7f0 [ 50.200331] ? ioctl_preallocate+0x1a0/0x1a0 [ 50.204747] ? __fget+0x1ca/0x2f0 [ 50.208189] ? __fget_light+0x166/0x200 [ 50.212150] ? SyS_read+0x250/0x250 [ 50.215768] SyS_ioctl+0x74/0x80 [ 50.219122] ? do_vfs_ioctl+0xfb0/0xfb0 [ 50.223084] do_syscall_64+0x1c7/0x5b0 [ 50.226957] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.231804] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 50.237049] RIP: 0033:0x4598f9 [ 50.240325] RSP: 002b:00007f8f58be1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.248071] RAX: ffffffffffffffda RBX: 00007f8f58be1c90 RCX: 00000000004598f9 [ 50.255330] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 50.262589] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 50.270046] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58be26d4 [ 50.277311] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 50.286777] FAULT_INJECTION: forcing a failure. [ 50.286777] name failslab, interval 1, probability 0, space 0, times 0 [ 50.299875] CPU: 0 PID: 7468 Comm: syz-executor.3 Not tainted 4.14.206-syzkaller #0 [ 50.307927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.317289] Call Trace: [ 50.320203] dump_stack+0xf7/0x13b [ 50.323746] should_fail.cold.3+0x105/0x14b [ 50.328065] should_failslab+0xba/0xf0 [ 50.331949] kmem_cache_alloc_node_trace+0x279/0x780 [ 50.337349] ? blk_mq_alloc_rqs+0x3cf/0x630 [ 50.341680] elevator_alloc+0x7d/0x1e0 [ 50.345572] dd_init_queue+0x17/0x3f0 [ 50.349370] blk_mq_init_sched+0x217/0x4a0 [ 50.353599] elevator_init+0x2bb/0x3c0 [ 50.357475] blk_mq_sched_init+0x25/0x40 [ 50.361526] blk_mq_init_allocated_queue+0xc23/0xf80 [ 50.366630] blk_mq_init_queue+0x56/0x90 [ 50.370840] loop_add+0x2ec/0x810 [ 50.374284] ? transfer_xor+0x390/0x390 [ 50.378259] loop_control_ioctl+0x19e/0x2b0 [ 50.382622] ? loop_add+0x810/0x810 [ 50.386332] ? find_held_lock+0x36/0x1d0 [ 50.390391] do_vfs_ioctl+0x180/0xfb0 [ 50.394327] ? __fget+0x1ad/0x2f0 [ 50.397789] ? lock_downgrade+0x7f0/0x7f0 [ 50.402086] ? ioctl_preallocate+0x1a0/0x1a0 [ 50.406637] ? __fget+0x1ca/0x2f0 [ 50.410199] ? __fget_light+0x166/0x200 [ 50.414298] ? SyS_read+0x250/0x250 [ 50.417915] SyS_ioctl+0x74/0x80 [ 50.421274] ? do_vfs_ioctl+0xfb0/0xfb0 [ 50.425239] do_syscall_64+0x1c7/0x5b0 [ 50.429255] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.434282] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 50.439585] RIP: 0033:0x4598f9 [ 50.442765] RSP: 002b:00007f43baf6fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.450793] RAX: ffffffffffffffda RBX: 00007f43baf6fc90 RCX: 00000000004598f9 [ 50.458151] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 50.465551] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 50.473090] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f43baf706d4 [ 50.480352] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 50.489271] FAULT_INJECTION: forcing a failure. [ 50.489271] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.501454] CPU: 0 PID: 7477 Comm: syz-executor.4 Not tainted 4.14.206-syzkaller #0 [ 50.509604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.519317] Call Trace: [ 50.521913] dump_stack+0xf7/0x13b [ 50.525582] should_fail.cold.3+0x105/0x14b [ 50.529895] ? __might_sleep+0x93/0xb0 [ 50.533772] __alloc_pages_nodemask+0x1d5/0x770 [ 50.538436] ? __lock_is_held+0xb5/0x140 [ 50.542488] ? __alloc_pages_slowpath+0x2650/0x2650 [ 50.547649] ? find_next_bit+0xb/0x10 [ 50.551446] ? blk_mq_hw_queue_to_node+0xa8/0xf0 [ 50.556195] blk_mq_alloc_rqs+0x1d1/0x630 [ 50.560335] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 50.565757] blk_mq_init_sched+0x19f/0x4a0 [ 50.570077] elevator_init+0x2bb/0x3c0 [ 50.574101] blk_mq_sched_init+0x25/0x40 [ 50.578162] blk_mq_init_allocated_queue+0xc23/0xf80 [ 50.583261] blk_mq_init_queue+0x56/0x90 [ 50.587317] loop_add+0x2ec/0x810 [ 50.590928] ? transfer_xor+0x390/0x390 [ 50.594903] loop_control_ioctl+0x19e/0x2b0 [ 50.599218] ? loop_add+0x810/0x810 [ 50.602836] ? find_held_lock+0x36/0x1d0 [ 50.607024] do_vfs_ioctl+0x180/0xfb0 [ 50.610817] ? __fget+0x1ad/0x2f0 [ 50.614259] ? lock_downgrade+0x7f0/0x7f0 [ 50.618397] ? ioctl_preallocate+0x1a0/0x1a0 [ 50.622805] ? __fget+0x1ca/0x2f0 [ 50.626261] ? __fget_light+0x166/0x200 [ 50.630232] ? SyS_read+0x250/0x250 [ 50.633850] SyS_ioctl+0x74/0x80 [ 50.637288] ? do_vfs_ioctl+0xfb0/0xfb0 [ 50.641261] do_syscall_64+0x1c7/0x5b0 [ 50.645172] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.650008] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 50.655188] RIP: 0033:0x4598f9 [ 50.658365] RSP: 002b:00007ff2c8578c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.666060] RAX: ffffffffffffffda RBX: 00007ff2c8578c90 RCX: 00000000004598f9 [ 50.673318] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 50.680627] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 50.688135] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2c85796d4 [ 50.695735] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 50.758426] FAULT_INJECTION: forcing a failure. [ 50.758426] name failslab, interval 1, probability 0, space 0, times 0 [ 50.773386] CPU: 0 PID: 7484 Comm: syz-executor.5 Not tainted 4.14.206-syzkaller #0 [ 50.781375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.790801] Call Trace: [ 50.793407] dump_stack+0xf7/0x13b [ 50.796958] should_fail.cold.3+0x105/0x14b [ 50.801278] should_failslab+0xba/0xf0 [ 50.805286] kmem_cache_alloc_node_trace+0x279/0x780 [ 50.810533] ? __mutex_init+0xca/0x100 [ 50.814420] dd_init_queue+0x8c/0x3f0 [ 50.818215] blk_mq_init_sched+0x217/0x4a0 [ 50.822629] elevator_init+0x2bb/0x3c0 [ 50.826511] blk_mq_sched_init+0x25/0x40 [ 50.830763] blk_mq_init_allocated_queue+0xc23/0xf80 [ 50.836119] blk_mq_init_queue+0x56/0x90 [ 50.840189] loop_add+0x2ec/0x810 [ 50.843633] ? transfer_xor+0x390/0x390 [ 50.847631] loop_control_ioctl+0x19e/0x2b0 [ 50.851947] ? loop_add+0x810/0x810 [ 50.855570] ? find_held_lock+0x36/0x1d0 [ 50.859628] do_vfs_ioctl+0x180/0xfb0 [ 50.863644] ? __fget+0x1ad/0x2f0 [ 50.867089] ? lock_downgrade+0x7f0/0x7f0 [ 50.871243] ? ioctl_preallocate+0x1a0/0x1a0 [ 50.875655] ? __fget+0x1ca/0x2f0 [ 50.879142] ? __fget_light+0x166/0x200 [ 50.883105] ? SyS_read+0x250/0x250 [ 50.886719] SyS_ioctl+0x74/0x80 [ 50.890264] ? do_vfs_ioctl+0xfb0/0xfb0 [ 50.894231] do_syscall_64+0x1c7/0x5b0 [ 50.898354] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.903300] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 50.908482] RIP: 0033:0x4598f9 [ 50.911658] RSP: 002b:00007f2f79925c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 50.919352] RAX: ffffffffffffffda RBX: 00007f2f79925c90 RCX: 00000000004598f9 [ 50.926610] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 50.933868] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 50.941126] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f799266d4 [ 50.948459] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 50.977637] FAULT_INJECTION: forcing a failure. [ 50.977637] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.995526] CPU: 0 PID: 7491 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 51.003393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.012825] Call Trace: [ 51.015469] dump_stack+0xf7/0x13b [ 51.019000] should_fail.cold.3+0x105/0x14b [ 51.023326] ? __might_sleep+0x93/0xb0 [ 51.027203] __alloc_pages_nodemask+0x1d5/0x770 [ 51.031859] ? __lock_is_held+0xb5/0x140 [ 51.035905] ? __alloc_pages_slowpath+0x2650/0x2650 [ 51.040909] ? find_next_bit+0xb/0x10 [ 51.044705] ? blk_mq_hw_queue_to_node+0xa8/0xf0 [ 51.049456] blk_mq_alloc_rqs+0x1d1/0x630 [ 51.053595] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 51.058861] blk_mq_init_sched+0x19f/0x4a0 [ 51.063087] elevator_init+0x2bb/0x3c0 [ 51.066962] blk_mq_sched_init+0x25/0x40 [ 51.071014] blk_mq_init_allocated_queue+0xc23/0xf80 [ 51.076112] blk_mq_init_queue+0x56/0x90 [ 51.080162] loop_add+0x2ec/0x810 [ 51.083602] ? transfer_xor+0x390/0x390 [ 51.087676] loop_control_ioctl+0x19e/0x2b0 [ 51.091982] ? loop_add+0x810/0x810 [ 51.095672] ? find_held_lock+0x36/0x1d0 [ 51.099731] do_vfs_ioctl+0x180/0xfb0 [ 51.103519] ? __fget+0x1ad/0x2f0 [ 51.107049] ? lock_downgrade+0x7f0/0x7f0 [ 51.111194] ? ioctl_preallocate+0x1a0/0x1a0 [ 51.115640] ? __fget+0x1ca/0x2f0 [ 51.119094] ? __fget_light+0x166/0x200 [ 51.123127] ? SyS_read+0x250/0x250 [ 51.126743] SyS_ioctl+0x74/0x80 [ 51.130147] ? do_vfs_ioctl+0xfb0/0xfb0 [ 51.134111] do_syscall_64+0x1c7/0x5b0 [ 51.137987] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.142818] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 51.148006] RIP: 0033:0x4598f9 [ 51.151194] RSP: 002b:00007f8f58bc0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.158945] RAX: ffffffffffffffda RBX: 00007f8f58bc0c90 RCX: 00000000004598f9 [ 51.166203] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 51.173460] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 51.180726] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58bc16d4 [ 51.187993] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 51.258833] FAULT_INJECTION: forcing a failure. [ 51.258833] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.272890] CPU: 1 PID: 7492 Comm: syz-executor.3 Not tainted 4.14.206-syzkaller #0 [ 51.280705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.290275] Call Trace: [ 51.292852] dump_stack+0xf7/0x13b [ 51.296379] should_fail.cold.3+0x105/0x14b [ 51.300686] ? __might_sleep+0x93/0xb0 [ 51.304564] __alloc_pages_nodemask+0x1d5/0x770 [ 51.309218] ? __lock_is_held+0xb5/0x140 [ 51.313266] ? __alloc_pages_slowpath+0x2650/0x2650 [ 51.318271] ? find_next_bit+0xb/0x10 [ 51.322058] ? blk_mq_hw_queue_to_node+0xa8/0xf0 [ 51.326798] blk_mq_alloc_rqs+0x1d1/0x630 [ 51.331142] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 51.336406] blk_mq_init_sched+0x19f/0x4a0 [ 51.340627] elevator_init+0x2bb/0x3c0 [ 51.344498] blk_mq_sched_init+0x25/0x40 [ 51.348541] blk_mq_init_allocated_queue+0xc23/0xf80 [ 51.353682] blk_mq_init_queue+0x56/0x90 [ 51.357730] loop_add+0x2ec/0x810 [ 51.361166] ? transfer_xor+0x390/0x390 [ 51.365126] loop_control_ioctl+0x19e/0x2b0 [ 51.369479] ? loop_add+0x810/0x810 [ 51.373090] ? find_held_lock+0x36/0x1d0 [ 51.377142] do_vfs_ioctl+0x180/0xfb0 [ 51.381000] ? __fget+0x1ad/0x2f0 [ 51.384491] ? lock_downgrade+0x7f0/0x7f0 [ 51.388621] ? ioctl_preallocate+0x1a0/0x1a0 [ 51.393028] ? __fget+0x1ca/0x2f0 [ 51.396472] ? __fget_light+0x166/0x200 [ 51.400664] ? SyS_read+0x250/0x250 [ 51.404286] SyS_ioctl+0x74/0x80 [ 51.407767] ? do_vfs_ioctl+0xfb0/0xfb0 [ 51.411849] do_syscall_64+0x1c7/0x5b0 [ 51.415923] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.420755] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 51.426044] RIP: 0033:0x4598f9 [ 51.429232] RSP: 002b:00007f43baf6fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.437013] RAX: ffffffffffffffda RBX: 00007f43baf6fc90 RCX: 00000000004598f9 [ 51.444268] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 51.451729] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.458988] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f43baf706d4 [ 51.466244] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 51.518272] FAULT_INJECTION: forcing a failure. [ 51.518272] name failslab, interval 1, probability 0, space 0, times 0 [ 51.530025] CPU: 0 PID: 7504 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 51.538139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.547628] Call Trace: [ 51.550207] dump_stack+0xf7/0x13b [ 51.553784] should_fail.cold.3+0x105/0x14b [ 51.558100] should_failslab+0xba/0xf0 [ 51.562124] kmem_cache_alloc_node_trace+0x279/0x780 [ 51.567346] ? blk_mq_alloc_rqs+0x3cf/0x630 [ 51.571665] elevator_alloc+0x7d/0x1e0 [ 51.575556] dd_init_queue+0x17/0x3f0 [ 51.579507] blk_mq_init_sched+0x217/0x4a0 [ 51.583733] elevator_init+0x2bb/0x3c0 [ 51.587724] blk_mq_sched_init+0x25/0x40 [ 51.591772] blk_mq_init_allocated_queue+0xc23/0xf80 [ 51.596996] blk_mq_init_queue+0x56/0x90 [ 51.601050] loop_add+0x2ec/0x810 [ 51.604489] ? transfer_xor+0x390/0x390 [ 51.608449] loop_control_ioctl+0x19e/0x2b0 [ 51.612802] ? loop_add+0x810/0x810 [ 51.616426] ? find_held_lock+0x36/0x1d0 [ 51.620479] do_vfs_ioctl+0x180/0xfb0 [ 51.624264] ? __fget+0x1ad/0x2f0 [ 51.627706] ? lock_downgrade+0x7f0/0x7f0 [ 51.631848] ? ioctl_preallocate+0x1a0/0x1a0 [ 51.636267] ? __fget+0x1ca/0x2f0 [ 51.639710] ? __fget_light+0x166/0x200 [ 51.643672] ? SyS_read+0x250/0x250 [ 51.647288] SyS_ioctl+0x74/0x80 [ 51.650644] ? do_vfs_ioctl+0xfb0/0xfb0 [ 51.654704] do_syscall_64+0x1c7/0x5b0 [ 51.658875] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.663832] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 51.669100] RIP: 0033:0x4598f9 [ 51.672278] RSP: 002b:00007fea8518ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.680217] RAX: ffffffffffffffda RBX: 00007fea8518ac90 RCX: 00000000004598f9 [ 51.687472] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 51.694988] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 51.702242] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea8518b6d4 [ 51.709497] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 51.723702] FAULT_INJECTION: forcing a failure. [ 51.723702] name failslab, interval 1, probability 0, space 0, times 0 [ 51.735036] CPU: 0 PID: 7506 Comm: syz-executor.4 Not tainted 4.14.206-syzkaller #0 [ 51.742833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.752182] Call Trace: [ 51.754762] dump_stack+0xf7/0x13b [ 51.758450] should_fail.cold.3+0x105/0x14b [ 51.762760] should_failslab+0xba/0xf0 [ 51.766632] kmem_cache_alloc_node_trace+0x279/0x780 [ 51.771771] ? kasan_unpoison_shadow+0x35/0x50 [ 51.776343] __kmalloc_node+0x3c/0x70 [ 51.780261] blk_mq_alloc_rq_map+0xe6/0x1f0 [ 51.784568] blk_mq_sched_alloc_tags.isra.9+0x76/0x150 [ 51.789831] blk_mq_init_sched+0x19f/0x4a0 [ 51.794055] elevator_init+0x2bb/0x3c0 [ 51.797931] blk_mq_sched_init+0x25/0x40 [ 51.801978] blk_mq_init_allocated_queue+0xc23/0xf80 [ 51.807192] blk_mq_init_queue+0x56/0x90 [ 51.811252] loop_add+0x2ec/0x810 [ 51.814691] ? transfer_xor+0x390/0x390 [ 51.818747] loop_control_ioctl+0x19e/0x2b0 [ 51.823060] ? loop_add+0x810/0x810 [ 51.826769] ? find_held_lock+0x36/0x1d0 [ 51.830823] do_vfs_ioctl+0x180/0xfb0 [ 51.834693] ? __fget+0x1ad/0x2f0 [ 51.838250] ? lock_downgrade+0x7f0/0x7f0 [ 51.842574] ? ioctl_preallocate+0x1a0/0x1a0 [ 51.848718] ? __fget+0x1ca/0x2f0 [ 51.852172] ? __fget_light+0x166/0x200 [ 51.856286] ? SyS_read+0x250/0x250 [ 51.859906] SyS_ioctl+0x74/0x80 [ 51.863271] ? do_vfs_ioctl+0xfb0/0xfb0 [ 51.867241] do_syscall_64+0x1c7/0x5b0 [ 51.871117] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.876099] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 51.881353] RIP: 0033:0x4598f9 [ 51.884530] RSP: 002b:00007ff2c8578c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.892229] RAX: ffffffffffffffda RBX: 00007ff2c8578c90 RCX: 00000000004598f9 [ 51.899586] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 51.906842] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 51.914303] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2c85796d4 [ 51.921689] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 51.931043] FAULT_INJECTION: forcing a failure. [ 51.931043] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.944657] CPU: 0 PID: 7507 Comm: syz-executor.0 Not tainted 4.14.206-syzkaller #0 [ 51.952459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.962761] Call Trace: [ 51.965336] dump_stack+0xf7/0x13b [ 51.968861] should_fail.cold.3+0x105/0x14b [ 51.973293] ? __might_sleep+0x93/0xb0 [ 51.977165] __alloc_pages_nodemask+0x1d5/0x770 [ 51.981971] ? __lock_is_held+0xb5/0x140 [ 51.986016] ? __alloc_pages_slowpath+0x2650/0x2650 [ 51.991016] ? memset+0x31/0x40 [ 51.994289] blk_mq_alloc_rqs+0x1d1/0x630 [ 51.998432] blk_mq_sched_alloc_tags.isra.9+0xc6/0x150 [ 52.003818] blk_mq_init_sched+0x19f/0x4a0 [ 52.008039] elevator_init+0x2bb/0x3c0 [ 52.011910] blk_mq_sched_init+0x25/0x40 [ 52.015957] blk_mq_init_allocated_queue+0xc23/0xf80 [ 52.021047] blk_mq_init_queue+0x56/0x90 [ 52.025223] loop_add+0x2ec/0x810 [ 52.028782] ? transfer_xor+0x390/0x390 [ 52.032797] loop_control_ioctl+0x19e/0x2b0 [ 52.037104] ? loop_add+0x810/0x810 [ 52.040776] ? find_held_lock+0x36/0x1d0 [ 52.044903] do_vfs_ioctl+0x180/0xfb0 [ 52.048953] ? __fget+0x1ad/0x2f0 [ 52.052392] ? lock_downgrade+0x7f0/0x7f0 [ 52.056566] ? ioctl_preallocate+0x1a0/0x1a0 [ 52.060991] ? __fget+0x1ca/0x2f0 [ 52.064497] ? __fget_light+0x166/0x200 [ 52.068512] ? SyS_read+0x250/0x250 [ 52.072126] SyS_ioctl+0x74/0x80 [ 52.075482] ? do_vfs_ioctl+0xfb0/0xfb0 [ 52.079443] do_syscall_64+0x1c7/0x5b0 [ 52.083320] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.088238] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 52.093414] RIP: 0033:0x4598f9 [ 52.096701] RSP: 002b:00007fb677ffcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.104473] RAX: ffffffffffffffda RBX: 00007fb677ffcc90 RCX: 00000000004598f9 [ 52.111894] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 52.119149] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 52.126404] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb677ffd6d4 [ 52.133660] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 52.199574] FAULT_INJECTION: forcing a failure. [ 52.199574] name failslab, interval 1, probability 0, space 0, times 0 [ 52.211476] CPU: 0 PID: 7529 Comm: syz-executor.4 Not tainted 4.14.206-syzkaller #0 [ 52.219278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.228624] Call Trace: [ 52.231224] dump_stack+0xf7/0x13b [ 52.234752] should_fail.cold.3+0x105/0x14b [ 52.239060] should_failslab+0xba/0xf0 [ 52.242935] kmem_cache_alloc_node_trace+0x279/0x780 [ 52.248024] ? __mutex_init+0xca/0x100 [ 52.251901] dd_init_queue+0x8c/0x3f0 [ 52.255780] blk_mq_init_sched+0x217/0x4a0 [ 52.260154] elevator_init+0x2bb/0x3c0 [ 52.264136] blk_mq_sched_init+0x25/0x40 [ 52.268186] blk_mq_init_allocated_queue+0xc23/0xf80 [ 52.273275] blk_mq_init_queue+0x56/0x90 [ 52.277331] loop_add+0x2ec/0x810 [ 52.281040] ? transfer_xor+0x390/0x390 [ 52.285013] loop_control_ioctl+0x19e/0x2b0 [ 52.289322] ? loop_add+0x810/0x810 [ 52.292938] ? find_held_lock+0x36/0x1d0 [ 52.297089] do_vfs_ioctl+0x180/0xfb0 [ 52.300911] ? __fget+0x1ad/0x2f0 [ 52.304430] ? lock_downgrade+0x7f0/0x7f0 [ 52.308564] ? ioctl_preallocate+0x1a0/0x1a0 [ 52.312958] ? __fget+0x1ca/0x2f0 [ 52.316616] ? __fget_light+0x166/0x200 [ 52.320643] ? SyS_read+0x250/0x250 [ 52.324296] SyS_ioctl+0x74/0x80 [ 52.327743] ? do_vfs_ioctl+0xfb0/0xfb0 [ 52.331759] do_syscall_64+0x1c7/0x5b0 [ 52.335632] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.340606] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 52.345780] RIP: 0033:0x4598f9 [ 52.348954] RSP: 002b:00007ff2c8599c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.356646] RAX: ffffffffffffffda RBX: 00007ff2c8599c90 RCX: 00000000004598f9 [ 52.364052] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 52.371322] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.378644] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2c859a6d4 [ 52.385904] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 52.403219] FAULT_INJECTION: forcing a failure. [ 52.403219] name failslab, interval 1, probability 0, space 0, times 0 [ 52.422189] CPU: 0 PID: 7531 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 52.430007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.439353] Call Trace: [ 52.441933] dump_stack+0xf7/0x13b [ 52.445598] should_fail.cold.3+0x105/0x14b [ 52.450015] should_failslab+0xba/0xf0 [ 52.454016] kmem_cache_alloc_node_trace+0x279/0x780 [ 52.459357] ? __mutex_init+0xca/0x100 [ 52.463235] dd_init_queue+0x8c/0x3f0 [ 52.467245] blk_mq_init_sched+0x217/0x4a0 [ 52.471575] elevator_init+0x2bb/0x3c0 [ 52.475455] blk_mq_sched_init+0x25/0x40 [ 52.479639] blk_mq_init_allocated_queue+0xc23/0xf80 [ 52.484740] blk_mq_init_queue+0x56/0x90 [ 52.488883] loop_add+0x2ec/0x810 [ 52.492323] ? transfer_xor+0x390/0x390 [ 52.496284] loop_control_ioctl+0x19e/0x2b0 [ 52.500591] ? loop_add+0x810/0x810 [ 52.504206] ? find_held_lock+0x36/0x1d0 [ 52.508261] do_vfs_ioctl+0x180/0xfb0 [ 52.512217] ? __fget+0x1ad/0x2f0 [ 52.515663] ? lock_downgrade+0x7f0/0x7f0 [ 52.519848] ? ioctl_preallocate+0x1a0/0x1a0 [ 52.524252] ? __fget+0x1ca/0x2f0 [ 52.527697] ? __fget_light+0x166/0x200 [ 52.531737] ? SyS_read+0x250/0x250 [ 52.535349] SyS_ioctl+0x74/0x80 [ 52.538699] ? do_vfs_ioctl+0xfb0/0xfb0 [ 52.542824] do_syscall_64+0x1c7/0x5b0 [ 52.546721] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.551555] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 52.556788] RIP: 0033:0x4598f9 [ 52.560130] RSP: 002b:00007f8f58be1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.567978] RAX: ffffffffffffffda RBX: 00007f8f58be1c90 RCX: 00000000004598f9 [ 52.575236] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 52.582578] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.589835] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58be26d4 [ 52.597188] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 52.610103] FAULT_INJECTION: forcing a failure. [ 52.610103] name failslab, interval 1, probability 0, space 0, times 0 [ 52.622336] CPU: 1 PID: 7527 Comm: syz-executor.3 Not tainted 4.14.206-syzkaller #0 [ 52.630135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.639770] Call Trace: [ 52.642359] dump_stack+0xf7/0x13b [ 52.645901] should_fail.cold.3+0x105/0x14b [ 52.650328] should_failslab+0xba/0xf0 [ 52.654214] kmem_cache_alloc_node_trace+0x279/0x780 [ 52.659310] ? blk_mq_sched_init+0x30/0x40 [ 52.663626] ? blk_mq_init_allocated_queue+0xc23/0xf80 [ 52.668897] alloc_disk_node+0x5e/0x380 [ 52.672861] alloc_disk+0xe/0x10 [ 52.676214] loop_add+0x3a9/0x810 [ 52.679652] ? transfer_xor+0x390/0x390 [ 52.683622] loop_control_ioctl+0x19e/0x2b0 [ 52.687941] ? loop_add+0x810/0x810 [ 52.691554] ? find_held_lock+0x36/0x1d0 [ 52.695603] do_vfs_ioctl+0x180/0xfb0 [ 52.699392] ? __fget+0x1ad/0x2f0 [ 52.702843] ? lock_downgrade+0x7f0/0x7f0 [ 52.706983] ? ioctl_preallocate+0x1a0/0x1a0 [ 52.711385] ? __fget+0x1ca/0x2f0 [ 52.714829] ? __fget_light+0x166/0x200 [ 52.718789] ? SyS_read+0x250/0x250 [ 52.722400] SyS_ioctl+0x74/0x80 [ 52.725762] ? do_vfs_ioctl+0xfb0/0xfb0 [ 52.729727] do_syscall_64+0x1c7/0x5b0 [ 52.733597] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.738427] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 52.743606] RIP: 0033:0x4598f9 [ 52.746781] RSP: 002b:00007f43baf6fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.754487] RAX: ffffffffffffffda RBX: 00007f43baf6fc90 RCX: 00000000004598f9 [ 52.762031] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 52.769383] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.776749] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f43baf706d4 [ 52.784131] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 52.795571] FAULT_INJECTION: forcing a failure. [ 52.795571] name failslab, interval 1, probability 0, space 0, times 0 [ 52.807039] CPU: 0 PID: 7528 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 52.814929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.824287] Call Trace: [ 52.826879] dump_stack+0xf7/0x13b [ 52.830409] should_fail.cold.3+0x105/0x14b [ 52.834902] should_failslab+0xba/0xf0 [ 52.838783] kmem_cache_alloc_node_trace+0x279/0x780 [ 52.843881] ? pcpu_balance_workfn+0xfe0/0xfe0 [ 52.848455] __kmalloc_node+0x3c/0x70 [ 52.852426] disk_expand_part_tbl+0x158/0x3a0 [ 52.856932] alloc_disk_node+0xe4/0x380 [ 52.861047] alloc_disk+0xe/0x10 [ 52.864401] loop_add+0x3a9/0x810 [ 52.867839] ? transfer_xor+0x390/0x390 [ 52.871802] loop_control_ioctl+0x19e/0x2b0 [ 52.876114] ? loop_add+0x810/0x810 [ 52.879736] ? find_held_lock+0x36/0x1d0 [ 52.884025] do_vfs_ioctl+0x180/0xfb0 [ 52.887810] ? __fget+0x1ad/0x2f0 [ 52.891265] ? lock_downgrade+0x7f0/0x7f0 [ 52.895449] ? ioctl_preallocate+0x1a0/0x1a0 [ 52.899846] ? __fget+0x1ca/0x2f0 [ 52.903285] ? __fget_light+0x166/0x200 [ 52.907251] ? SyS_read+0x250/0x250 [ 52.910870] SyS_ioctl+0x74/0x80 [ 52.914229] ? do_vfs_ioctl+0xfb0/0xfb0 [ 52.918195] do_syscall_64+0x1c7/0x5b0 [ 52.922074] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.926913] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 52.932084] RIP: 0033:0x4598f9 [ 52.935255] RSP: 002b:00007fea851abc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 52.943003] RAX: ffffffffffffffda RBX: 00007fea851abc90 RCX: 00000000004598f9 [ 52.950258] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 52.957628] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.964970] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea851ac6d4 [ 52.972282] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 52.981966] FAULT_INJECTION: forcing a failure. [ 52.981966] name failslab, interval 1, probability 0, space 0, times 0 [ 52.998438] CPU: 0 PID: 7532 Comm: syz-executor.5 Not tainted 4.14.206-syzkaller #0 [ 53.006265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.015607] Call Trace: [ 53.018189] dump_stack+0xf7/0x13b [ 53.021780] should_fail.cold.3+0x105/0x14b [ 53.026090] should_failslab+0xba/0xf0 [ 53.029972] kmem_cache_alloc_node_trace+0x279/0x780 [ 53.035062] ? blk_mq_sched_init+0x30/0x40 [ 53.039289] ? blk_mq_init_allocated_queue+0xc23/0xf80 [ 53.044561] alloc_disk_node+0x5e/0x380 [ 53.048548] alloc_disk+0xe/0x10 [ 53.051901] loop_add+0x3a9/0x810 [ 53.055342] ? transfer_xor+0x390/0x390 [ 53.059438] loop_control_ioctl+0x19e/0x2b0 [ 53.063746] ? loop_add+0x810/0x810 [ 53.067408] ? find_held_lock+0x36/0x1d0 [ 53.071504] do_vfs_ioctl+0x180/0xfb0 [ 53.075336] ? __fget+0x1ad/0x2f0 [ 53.078774] ? lock_downgrade+0x7f0/0x7f0 [ 53.082907] ? ioctl_preallocate+0x1a0/0x1a0 [ 53.087351] ? __fget+0x1ca/0x2f0 [ 53.090838] ? __fget_light+0x166/0x200 [ 53.094797] ? SyS_read+0x250/0x250 [ 53.098410] SyS_ioctl+0x74/0x80 [ 53.101928] ? do_vfs_ioctl+0xfb0/0xfb0 [ 53.105934] do_syscall_64+0x1c7/0x5b0 [ 53.109849] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.114725] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 53.119938] RIP: 0033:0x4598f9 [ 53.123115] RSP: 002b:00007f2f79925c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.130807] RAX: ffffffffffffffda RBX: 00007f2f79925c90 RCX: 00000000004598f9 [ 53.138070] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 53.145328] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 53.152609] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f799266d4 [ 53.159865] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 53.172339] FAULT_INJECTION: forcing a failure. [ 53.172339] name failslab, interval 1, probability 0, space 0, times 0 [ 53.188782] CPU: 0 PID: 7530 Comm: syz-executor.0 Not tainted 4.14.206-syzkaller #0 [ 53.196583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.205923] Call Trace: [ 53.208591] dump_stack+0xf7/0x13b [ 53.212143] should_fail.cold.3+0x105/0x14b [ 53.216462] should_failslab+0xba/0xf0 [ 53.220424] kmem_cache_alloc_node_trace+0x279/0x780 [ 53.225516] ? blk_mq_sched_init+0x30/0x40 [ 53.229744] ? blk_mq_init_allocated_queue+0xc23/0xf80 [ 53.235015] alloc_disk_node+0x5e/0x380 [ 53.238975] alloc_disk+0xe/0x10 [ 53.242457] loop_add+0x3a9/0x810 [ 53.245895] ? transfer_xor+0x390/0x390 [ 53.249856] loop_control_ioctl+0x19e/0x2b0 [ 53.254167] ? loop_add+0x810/0x810 [ 53.257992] ? find_held_lock+0x36/0x1d0 [ 53.262040] do_vfs_ioctl+0x180/0xfb0 [ 53.265824] ? __fget+0x1ad/0x2f0 [ 53.269399] ? lock_downgrade+0x7f0/0x7f0 [ 53.273672] ? ioctl_preallocate+0x1a0/0x1a0 [ 53.278066] ? __fget+0x1ca/0x2f0 [ 53.281506] ? __fget_light+0x166/0x200 [ 53.285537] ? SyS_read+0x250/0x250 [ 53.289151] SyS_ioctl+0x74/0x80 [ 53.292504] ? do_vfs_ioctl+0xfb0/0xfb0 [ 53.296466] do_syscall_64+0x1c7/0x5b0 [ 53.300482] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.305486] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 53.310856] RIP: 0033:0x4598f9 [ 53.314038] RSP: 002b:00007fb67801dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.321731] RAX: ffffffffffffffda RBX: 00007fb67801dc90 RCX: 00000000004598f9 [ 53.328986] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 53.336371] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 53.343634] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb67801e6d4 [ 53.350888] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 53.363166] FAULT_INJECTION: forcing a failure. [ 53.363166] name failslab, interval 1, probability 0, space 0, times 0 [ 53.375439] CPU: 1 PID: 7540 Comm: syz-executor.4 Not tainted 4.14.206-syzkaller #0 [ 53.383240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.392591] Call Trace: [ 53.395712] dump_stack+0xf7/0x13b [ 53.399254] should_fail.cold.3+0x105/0x14b [ 53.403569] should_failslab+0xba/0xf0 [ 53.407445] kmem_cache_alloc_node_trace+0x279/0x780 [ 53.412536] ? blk_mq_sched_init+0x30/0x40 [ 53.416915] ? blk_mq_init_allocated_queue+0xc23/0xf80 [ 53.422196] alloc_disk_node+0x5e/0x380 [ 53.426182] alloc_disk+0xe/0x10 [ 53.429658] loop_add+0x3a9/0x810 [ 53.433094] ? transfer_xor+0x390/0x390 [ 53.437670] loop_control_ioctl+0x19e/0x2b0 [ 53.441977] ? loop_add+0x810/0x810 [ 53.445678] ? find_held_lock+0x36/0x1d0 [ 53.449816] do_vfs_ioctl+0x180/0xfb0 [ 53.453723] ? __fget+0x1ad/0x2f0 [ 53.457177] ? lock_downgrade+0x7f0/0x7f0 [ 53.461487] ? ioctl_preallocate+0x1a0/0x1a0 [ 53.465976] ? __fget+0x1ca/0x2f0 [ 53.469539] ? __fget_light+0x166/0x200 [ 53.473723] ? SyS_read+0x250/0x250 [ 53.477349] SyS_ioctl+0x74/0x80 [ 53.480714] ? do_vfs_ioctl+0xfb0/0xfb0 [ 53.484787] do_syscall_64+0x1c7/0x5b0 [ 53.488665] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.493579] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 53.498753] RIP: 0033:0x4598f9 [ 53.501931] RSP: 002b:00007ff2c8578c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.509623] RAX: ffffffffffffffda RBX: 00007ff2c8578c90 RCX: 00000000004598f9 [ 53.517007] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 53.524328] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 53.531594] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2c85796d4 [ 53.538947] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 53.563227] FAULT_INJECTION: forcing a failure. [ 53.563227] name failslab, interval 1, probability 0, space 0, times 0 [ 53.576549] CPU: 1 PID: 7547 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 53.584370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.594248] Call Trace: [ 53.596845] dump_stack+0xf7/0x13b [ 53.600388] should_fail.cold.3+0x105/0x14b [ 53.604715] should_failslab+0xba/0xf0 [ 53.608606] kmem_cache_alloc_node_trace+0x279/0x780 [ 53.613711] ? blk_mq_sched_init+0x30/0x40 [ 53.618062] ? blk_mq_init_allocated_queue+0xc23/0xf80 [ 53.623454] alloc_disk_node+0x5e/0x380 [ 53.627424] alloc_disk+0xe/0x10 [ 53.630783] loop_add+0x3a9/0x810 [ 53.634234] ? transfer_xor+0x390/0x390 [ 53.638208] loop_control_ioctl+0x19e/0x2b0 [ 53.642517] ? loop_add+0x810/0x810 [ 53.646228] ? find_held_lock+0x36/0x1d0 [ 53.650374] do_vfs_ioctl+0x180/0xfb0 [ 53.654171] ? __fget+0x1ad/0x2f0 [ 53.657742] ? lock_downgrade+0x7f0/0x7f0 [ 53.661885] ? ioctl_preallocate+0x1a0/0x1a0 [ 53.666294] ? __fget+0x1ca/0x2f0 [ 53.669739] ? __fget_light+0x166/0x200 [ 53.673920] ? SyS_read+0x250/0x250 [ 53.677543] SyS_ioctl+0x74/0x80 [ 53.681377] ? do_vfs_ioctl+0xfb0/0xfb0 [ 53.685349] do_syscall_64+0x1c7/0x5b0 [ 53.689231] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.694069] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 53.699248] RIP: 0033:0x4598f9 [ 53.702429] RSP: 002b:00007fea851abc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.710124] RAX: ffffffffffffffda RBX: 00007fea851abc90 RCX: 00000000004598f9 [ 53.717385] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 53.724648] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 53.732014] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea851ac6d4 [ 53.739274] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 53.753801] FAULT_INJECTION: forcing a failure. [ 53.753801] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 53.765601] CPU: 0 PID: 7543 Comm: syz-executor.0 Not tainted 4.14.206-syzkaller #0 [ 53.773530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.783220] Call Trace: [ 53.785800] dump_stack+0xf7/0x13b [ 53.789377] should_fail.cold.3+0x105/0x14b [ 53.793687] __alloc_pages_nodemask+0x1d5/0x770 [ 53.798343] ? __alloc_pages_slowpath+0x2650/0x2650 [ 53.803346] ? lock_downgrade+0x7f0/0x7f0 [ 53.807482] cache_grow_begin+0x80/0x3f0 [ 53.811529] kmem_cache_alloc_node_trace+0x6aa/0x780 [ 53.816782] ? __mutex_init+0xca/0x100 [ 53.820815] dd_init_queue+0x8c/0x3f0 [ 53.824614] blk_mq_init_sched+0x217/0x4a0 [ 53.829047] elevator_init+0x2bb/0x3c0 [ 53.832994] blk_mq_sched_init+0x25/0x40 [ 53.837054] blk_mq_init_allocated_queue+0xc23/0xf80 [ 53.842157] blk_mq_init_queue+0x56/0x90 [ 53.846211] loop_add+0x2ec/0x810 [ 53.849667] ? transfer_xor+0x390/0x390 [ 53.853643] loop_control_ioctl+0x19e/0x2b0 [ 53.857952] ? loop_add+0x810/0x810 [ 53.861789] ? find_held_lock+0x36/0x1d0 [ 53.865930] do_vfs_ioctl+0x180/0xfb0 [ 53.869718] ? __fget+0x1ad/0x2f0 [ 53.873157] ? lock_downgrade+0x7f0/0x7f0 [ 53.877291] ? ioctl_preallocate+0x1a0/0x1a0 [ 53.881690] ? __fget+0x1ca/0x2f0 [ 53.885131] ? __fget_light+0x166/0x200 [ 53.889090] ? SyS_read+0x250/0x250 [ 53.892790] SyS_ioctl+0x74/0x80 [ 53.896150] ? do_vfs_ioctl+0xfb0/0xfb0 [ 53.900254] do_syscall_64+0x1c7/0x5b0 [ 53.904290] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.909132] entry_SYSCALL_64_after_hwframe+0x46/0xbb 2020/11/16 20:28:36 executed programs: 81 [ 53.914311] RIP: 0033:0x4598f9 [ 53.917484] RSP: 002b:00007fb677ffcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.925178] RAX: ffffffffffffffda RBX: 00007fb677ffcc90 RCX: 00000000004598f9 [ 53.932699] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 53.939967] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 53.947224] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb677ffd6d4 [ 53.954640] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 53.999641] FAULT_INJECTION: forcing a failure. [ 53.999641] name failslab, interval 1, probability 0, space 0, times 0 [ 54.011461] CPU: 0 PID: 7553 Comm: syz-executor.3 Not tainted 4.14.206-syzkaller #0 [ 54.019252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.028595] Call Trace: [ 54.031180] dump_stack+0xf7/0x13b [ 54.034709] should_fail.cold.3+0x105/0x14b [ 54.039090] should_failslab+0xba/0xf0 [ 54.042963] kmem_cache_alloc_node_trace+0x279/0x780 [ 54.048178] ? pcpu_balance_workfn+0xfe0/0xfe0 [ 54.052897] __kmalloc_node+0x3c/0x70 [ 54.056780] disk_expand_part_tbl+0x158/0x3a0 [ 54.061277] alloc_disk_node+0xe4/0x380 [ 54.065237] alloc_disk+0xe/0x10 [ 54.068722] loop_add+0x3a9/0x810 [ 54.072178] ? transfer_xor+0x390/0x390 [ 54.076260] loop_control_ioctl+0x19e/0x2b0 [ 54.080758] ? loop_add+0x810/0x810 [ 54.084372] ? find_held_lock+0x36/0x1d0 [ 54.088423] do_vfs_ioctl+0x180/0xfb0 [ 54.092213] ? __fget+0x1ad/0x2f0 [ 54.095783] ? lock_downgrade+0x7f0/0x7f0 [ 54.100040] ? ioctl_preallocate+0x1a0/0x1a0 [ 54.104442] ? __fget+0x1ca/0x2f0 [ 54.107890] ? __fget_light+0x166/0x200 [ 54.111855] ? SyS_read+0x250/0x250 [ 54.115577] SyS_ioctl+0x74/0x80 [ 54.119027] ? do_vfs_ioctl+0xfb0/0xfb0 [ 54.123107] do_syscall_64+0x1c7/0x5b0 [ 54.126981] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.131984] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 54.137158] RIP: 0033:0x4598f9 [ 54.140332] RSP: 002b:00007f43baf2dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.148153] RAX: ffffffffffffffda RBX: 00007f43baf2dc90 RCX: 00000000004598f9 [ 54.155417] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 54.162676] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 54.170043] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f43baf2e6d4 [ 54.177361] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 54.186521] FAULT_INJECTION: forcing a failure. [ 54.186521] name failslab, interval 1, probability 0, space 0, times 0 [ 54.197781] CPU: 0 PID: 7554 Comm: syz-executor.5 Not tainted 4.14.206-syzkaller #0 [ 54.205696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.215287] Call Trace: [ 54.217867] dump_stack+0xf7/0x13b [ 54.221552] should_fail.cold.3+0x105/0x14b [ 54.225914] should_failslab+0xba/0xf0 [ 54.229798] kmem_cache_alloc_node_trace+0x279/0x780 [ 54.234895] ? __mutex_init+0xca/0x100 [ 54.238864] dd_init_queue+0x8c/0x3f0 [ 54.242658] blk_mq_init_sched+0x217/0x4a0 [ 54.246939] elevator_init+0x2bb/0x3c0 [ 54.250817] blk_mq_sched_init+0x25/0x40 [ 54.254871] blk_mq_init_allocated_queue+0xc23/0xf80 [ 54.260042] blk_mq_init_queue+0x56/0x90 [ 54.264099] loop_add+0x2ec/0x810 [ 54.267541] ? transfer_xor+0x390/0x390 [ 54.271504] loop_control_ioctl+0x19e/0x2b0 [ 54.275853] ? loop_add+0x810/0x810 [ 54.279466] ? find_held_lock+0x36/0x1d0 [ 54.283522] do_vfs_ioctl+0x180/0xfb0 [ 54.287317] ? __fget+0x1ad/0x2f0 [ 54.290757] ? lock_downgrade+0x7f0/0x7f0 [ 54.294893] ? ioctl_preallocate+0x1a0/0x1a0 [ 54.299303] ? __fget+0x1ca/0x2f0 [ 54.302744] ? __fget_light+0x166/0x200 [ 54.306704] ? SyS_read+0x250/0x250 [ 54.310372] SyS_ioctl+0x74/0x80 [ 54.313803] ? do_vfs_ioctl+0xfb0/0xfb0 [ 54.317778] do_syscall_64+0x1c7/0x5b0 [ 54.321656] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.326495] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 54.331667] RIP: 0033:0x4598f9 [ 54.334840] RSP: 002b:00007f2f79904c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.342590] RAX: ffffffffffffffda RBX: 00007f2f79904c90 RCX: 00000000004598f9 [ 54.349933] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 54.357226] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 54.364646] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f799056d4 [ 54.371963] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 54.391833] FAULT_INJECTION: forcing a failure. [ 54.391833] name failslab, interval 1, probability 0, space 0, times 0 [ 54.406105] CPU: 0 PID: 7565 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 54.414015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.423471] Call Trace: [ 54.426075] dump_stack+0xf7/0x13b [ 54.429606] should_fail.cold.3+0x105/0x14b [ 54.433918] should_failslab+0xba/0xf0 [ 54.437791] kmem_cache_alloc_node_trace+0x279/0x780 [ 54.442881] ? pcpu_balance_workfn+0xfe0/0xfe0 [ 54.447584] __kmalloc_node+0x3c/0x70 [ 54.451374] disk_expand_part_tbl+0x158/0x3a0 [ 54.455867] alloc_disk_node+0xe4/0x380 [ 54.459951] alloc_disk+0xe/0x10 [ 54.463315] loop_add+0x3a9/0x810 [ 54.466762] ? transfer_xor+0x390/0x390 [ 54.470738] loop_control_ioctl+0x19e/0x2b0 [ 54.475183] ? loop_add+0x810/0x810 [ 54.478914] ? find_held_lock+0x36/0x1d0 [ 54.483091] do_vfs_ioctl+0x180/0xfb0 [ 54.486880] ? __fget+0x1ad/0x2f0 [ 54.490320] ? lock_downgrade+0x7f0/0x7f0 [ 54.494453] ? ioctl_preallocate+0x1a0/0x1a0 [ 54.498851] ? __fget+0x1ca/0x2f0 [ 54.502489] ? __fget_light+0x166/0x200 [ 54.506573] ? SyS_read+0x250/0x250 [ 54.510189] SyS_ioctl+0x74/0x80 [ 54.513627] ? do_vfs_ioctl+0xfb0/0xfb0 [ 54.517591] do_syscall_64+0x1c7/0x5b0 [ 54.521463] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.526503] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 54.531767] RIP: 0033:0x4598f9 [ 54.534997] RSP: 002b:00007f8f58be1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.542745] RAX: ffffffffffffffda RBX: 00007f8f58be1c90 RCX: 00000000004598f9 [ 54.550000] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 54.557353] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 54.564611] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58be26d4 [ 54.571874] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 54.581212] FAULT_INJECTION: forcing a failure. [ 54.581212] name failslab, interval 1, probability 0, space 0, times 0 [ 54.594565] CPU: 0 PID: 7562 Comm: syz-executor.4 Not tainted 4.14.206-syzkaller #0 [ 54.602372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.611893] Call Trace: [ 54.614589] dump_stack+0xf7/0x13b [ 54.618119] should_fail.cold.3+0x105/0x14b [ 54.622429] should_failslab+0xba/0xf0 [ 54.626398] kmem_cache_alloc_trace+0x2ea/0x7a0 [ 54.631324] ? __kmalloc_node+0x50/0x70 [ 54.635285] ? part_uevent+0x100/0x100 [ 54.639172] rand_initialize_disk+0x40/0xc0 [ 54.643620] alloc_disk_node+0x1d8/0x380 [ 54.647669] alloc_disk+0xe/0x10 [ 54.651018] loop_add+0x3a9/0x810 [ 54.654460] ? transfer_xor+0x390/0x390 [ 54.658420] loop_control_ioctl+0x19e/0x2b0 [ 54.662727] ? loop_add+0x810/0x810 [ 54.666392] ? find_held_lock+0x36/0x1d0 [ 54.670436] do_vfs_ioctl+0x180/0xfb0 [ 54.674219] ? __fget+0x1ad/0x2f0 [ 54.677732] ? lock_downgrade+0x7f0/0x7f0 [ 54.681947] ? ioctl_preallocate+0x1a0/0x1a0 [ 54.686458] ? __fget+0x1ca/0x2f0 [ 54.689895] ? __fget_light+0x166/0x200 [ 54.693961] ? SyS_read+0x250/0x250 [ 54.697608] SyS_ioctl+0x74/0x80 [ 54.700957] ? do_vfs_ioctl+0xfb0/0xfb0 [ 54.704940] do_syscall_64+0x1c7/0x5b0 [ 54.708810] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.713667] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 54.718871] RIP: 0033:0x4598f9 [ 54.722045] RSP: 002b:00007ff2c8578c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.729736] RAX: ffffffffffffffda RBX: 00007ff2c8578c90 RCX: 00000000004598f9 [ 54.737107] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 54.744364] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 54.751668] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2c85796d4 [ 54.758924] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 54.817639] FAULT_INJECTION: forcing a failure. [ 54.817639] name failslab, interval 1, probability 0, space 0, times 0 [ 54.830132] CPU: 1 PID: 7569 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 54.837989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.847865] Call Trace: [ 54.850665] dump_stack+0xf7/0x13b [ 54.854319] should_fail.cold.3+0x105/0x14b [ 54.858951] should_failslab+0xba/0xf0 [ 54.862836] kmem_cache_alloc_trace+0x2ea/0x7a0 [ 54.867678] ? __kmalloc_node+0x50/0x70 [ 54.871759] ? part_uevent+0x100/0x100 [ 54.875647] rand_initialize_disk+0x40/0xc0 [ 54.880106] alloc_disk_node+0x1d8/0x380 [ 54.884168] alloc_disk+0xe/0x10 [ 54.887534] loop_add+0x3a9/0x810 [ 54.891104] ? transfer_xor+0x390/0x390 [ 54.895150] loop_control_ioctl+0x19e/0x2b0 [ 54.899461] ? loop_add+0x810/0x810 [ 54.903076] ? find_held_lock+0x36/0x1d0 [ 54.907221] do_vfs_ioctl+0x180/0xfb0 [ 54.911023] ? __fget+0x1ad/0x2f0 [ 54.914472] ? lock_downgrade+0x7f0/0x7f0 [ 54.918604] ? ioctl_preallocate+0x1a0/0x1a0 [ 54.923001] ? __fget+0x1ca/0x2f0 [ 54.926449] ? __fget_light+0x166/0x200 [ 54.930413] ? SyS_read+0x250/0x250 [ 54.934189] SyS_ioctl+0x74/0x80 [ 54.937541] ? do_vfs_ioctl+0xfb0/0xfb0 [ 54.941503] do_syscall_64+0x1c7/0x5b0 [ 54.945387] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.950228] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 54.955534] RIP: 0033:0x4598f9 [ 54.958713] RSP: 002b:00007fea8518ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.966410] RAX: ffffffffffffffda RBX: 00007fea8518ac90 RCX: 00000000004598f9 [ 54.973825] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 54.981099] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 54.988419] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea8518b6d4 [ 54.995682] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 55.059564] FAULT_INJECTION: forcing a failure. [ 55.059564] name failslab, interval 1, probability 0, space 0, times 0 [ 55.071051] CPU: 0 PID: 7580 Comm: syz-executor.5 Not tainted 4.14.206-syzkaller #0 [ 55.078842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.088281] Call Trace: [ 55.090943] dump_stack+0xf7/0x13b [ 55.094481] should_fail.cold.3+0x105/0x14b [ 55.098895] should_failslab+0xba/0xf0 [ 55.102769] kmem_cache_alloc_node_trace+0x279/0x780 [ 55.107861] ? blk_mq_sched_init+0x30/0x40 [ 55.112084] ? blk_mq_init_allocated_queue+0xc23/0xf80 [ 55.118219] alloc_disk_node+0x5e/0x380 [ 55.122182] alloc_disk+0xe/0x10 [ 55.125668] loop_add+0x3a9/0x810 [ 55.129267] ? transfer_xor+0x390/0x390 [ 55.133315] loop_control_ioctl+0x19e/0x2b0 [ 55.137762] ? loop_add+0x810/0x810 [ 55.141426] ? find_held_lock+0x36/0x1d0 [ 55.145475] do_vfs_ioctl+0x180/0xfb0 [ 55.149261] ? __fget+0x1ad/0x2f0 [ 55.152704] ? lock_downgrade+0x7f0/0x7f0 [ 55.156939] ? ioctl_preallocate+0x1a0/0x1a0 [ 55.161354] ? __fget+0x1ca/0x2f0 [ 55.164927] ? __fget_light+0x166/0x200 [ 55.168964] ? SyS_read+0x250/0x250 [ 55.172578] SyS_ioctl+0x74/0x80 [ 55.176075] ? do_vfs_ioctl+0xfb0/0xfb0 [ 55.180115] do_syscall_64+0x1c7/0x5b0 [ 55.183994] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.188824] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 55.193998] RIP: 0033:0x4598f9 [ 55.197176] RSP: 002b:00007f2f79904c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.204872] RAX: ffffffffffffffda RBX: 00007f2f79904c90 RCX: 00000000004598f9 [ 55.212282] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 55.219549] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 55.226809] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f799056d4 [ 55.234073] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 55.242737] FAULT_INJECTION: forcing a failure. [ 55.242737] name failslab, interval 1, probability 0, space 0, times 0 [ 55.254312] CPU: 0 PID: 7581 Comm: syz-executor.3 Not tainted 4.14.206-syzkaller #0 [ 55.262112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.271459] Call Trace: [ 55.274044] dump_stack+0xf7/0x13b [ 55.277576] should_fail.cold.3+0x105/0x14b [ 55.281883] should_failslab+0xba/0xf0 [ 55.285761] kmem_cache_alloc_node_trace+0x279/0x780 [ 55.290849] ? pcpu_balance_workfn+0xfe0/0xfe0 [ 55.295520] __kmalloc_node+0x3c/0x70 [ 55.299310] disk_expand_part_tbl+0x158/0x3a0 [ 55.303793] alloc_disk_node+0xe4/0x380 [ 55.307876] alloc_disk+0xe/0x10 [ 55.311231] loop_add+0x3a9/0x810 [ 55.314669] ? transfer_xor+0x390/0x390 [ 55.318632] loop_control_ioctl+0x19e/0x2b0 [ 55.322938] ? loop_add+0x810/0x810 [ 55.326727] ? find_held_lock+0x36/0x1d0 [ 55.330778] do_vfs_ioctl+0x180/0xfb0 [ 55.334564] ? __fget+0x1ad/0x2f0 [ 55.338036] ? lock_downgrade+0x7f0/0x7f0 [ 55.342169] ? ioctl_preallocate+0x1a0/0x1a0 [ 55.346577] ? __fget+0x1ca/0x2f0 [ 55.350015] ? __fget_light+0x166/0x200 [ 55.353971] ? SyS_read+0x250/0x250 [ 55.357596] SyS_ioctl+0x74/0x80 [ 55.360960] ? do_vfs_ioctl+0xfb0/0xfb0 [ 55.364930] do_syscall_64+0x1c7/0x5b0 [ 55.368809] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.373653] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 55.378827] RIP: 0033:0x4598f9 [ 55.382003] RSP: 002b:00007f43baf4ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.389696] RAX: ffffffffffffffda RBX: 00007f43baf4ec90 RCX: 00000000004598f9 [ 55.396959] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 55.404298] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 55.411559] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f43baf4f6d4 [ 55.419075] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 55.435131] FAULT_INJECTION: forcing a failure. [ 55.435131] name failslab, interval 1, probability 0, space 0, times 0 [ 55.451334] CPU: 0 PID: 7592 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 55.459370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.468857] Call Trace: [ 55.471453] dump_stack+0xf7/0x13b [ 55.474997] should_fail.cold.3+0x105/0x14b [ 55.479318] should_failslab+0xba/0xf0 [ 55.483259] kmem_cache_alloc_node_trace+0x279/0x780 [ 55.488351] ? blk_mq_sched_init+0x30/0x40 [ 55.492574] ? blk_mq_init_allocated_queue+0xc23/0xf80 [ 55.497841] alloc_disk_node+0x5e/0x380 [ 55.501803] alloc_disk+0xe/0x10 [ 55.505172] loop_add+0x3a9/0x810 [ 55.508611] ? transfer_xor+0x390/0x390 [ 55.512573] loop_control_ioctl+0x19e/0x2b0 [ 55.516887] ? loop_add+0x810/0x810 [ 55.520502] ? find_held_lock+0x36/0x1d0 [ 55.524555] do_vfs_ioctl+0x180/0xfb0 [ 55.528361] ? __fget+0x1ad/0x2f0 [ 55.531806] ? lock_downgrade+0x7f0/0x7f0 [ 55.535945] ? ioctl_preallocate+0x1a0/0x1a0 [ 55.540346] ? __fget+0x1ca/0x2f0 [ 55.543787] ? __fget_light+0x166/0x200 [ 55.547745] ? SyS_read+0x250/0x250 [ 55.551377] SyS_ioctl+0x74/0x80 [ 55.554735] ? do_vfs_ioctl+0xfb0/0xfb0 [ 55.558701] do_syscall_64+0x1c7/0x5b0 [ 55.562576] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.567408] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 55.572585] RIP: 0033:0x4598f9 [ 55.575763] RSP: 002b:00007fea851abc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.583519] RAX: ffffffffffffffda RBX: 00007fea851abc90 RCX: 00000000004598f9 [ 55.590788] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 55.598047] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 55.605306] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea851ac6d4 [ 55.612665] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 55.630508] FAULT_INJECTION: forcing a failure. [ 55.630508] name failslab, interval 1, probability 0, space 0, times 0 [ 55.645814] CPU: 1 PID: 7588 Comm: syz-executor.4 Not tainted 4.14.206-syzkaller #0 [ 55.653626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.662972] Call Trace: [ 55.665555] dump_stack+0xf7/0x13b [ 55.669100] should_fail.cold.3+0x105/0x14b [ 55.673408] should_failslab+0xba/0xf0 [ 55.677286] kmem_cache_alloc_node_trace+0x279/0x780 [ 55.682385] ? pcpu_balance_workfn+0xfe0/0xfe0 [ 55.686969] __kmalloc_node+0x3c/0x70 [ 55.690869] disk_expand_part_tbl+0x158/0x3a0 [ 55.695372] alloc_disk_node+0xe4/0x380 [ 55.699334] alloc_disk+0xe/0x10 [ 55.702686] loop_add+0x3a9/0x810 [ 55.706135] ? transfer_xor+0x390/0x390 [ 55.710108] loop_control_ioctl+0x19e/0x2b0 [ 55.714416] ? loop_add+0x810/0x810 [ 55.718033] ? find_held_lock+0x36/0x1d0 [ 55.722087] do_vfs_ioctl+0x180/0xfb0 [ 55.725881] ? __fget+0x1ad/0x2f0 [ 55.729342] ? lock_downgrade+0x7f0/0x7f0 [ 55.733693] ? ioctl_preallocate+0x1a0/0x1a0 [ 55.738103] ? __fget+0x1ca/0x2f0 [ 55.741560] ? __fget_light+0x166/0x200 [ 55.745539] ? SyS_read+0x250/0x250 [ 55.749164] SyS_ioctl+0x74/0x80 [ 55.752520] ? do_vfs_ioctl+0xfb0/0xfb0 [ 55.756481] do_syscall_64+0x1c7/0x5b0 [ 55.760429] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.765271] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 55.770453] RIP: 0033:0x4598f9 [ 55.773627] RSP: 002b:00007ff2c8578c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.781321] RAX: ffffffffffffffda RBX: 00007ff2c8578c90 RCX: 00000000004598f9 [ 55.788668] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 55.795928] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 55.803186] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2c85796d4 [ 55.810456] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 55.824290] FAULT_INJECTION: forcing a failure. [ 55.824290] name failslab, interval 1, probability 0, space 0, times 0 [ 55.844354] CPU: 0 PID: 7596 Comm: syz-executor.0 Not tainted 4.14.206-syzkaller #0 [ 55.852258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.861844] Call Trace: [ 55.864426] dump_stack+0xf7/0x13b [ 55.867954] should_fail.cold.3+0x105/0x14b [ 55.872264] should_failslab+0xba/0xf0 [ 55.876243] kmem_cache_alloc_node_trace+0x279/0x780 [ 55.881342] ? pcpu_balance_workfn+0xfe0/0xfe0 [ 55.886125] __kmalloc_node+0x3c/0x70 [ 55.889915] disk_expand_part_tbl+0x158/0x3a0 [ 55.894407] alloc_disk_node+0xe4/0x380 [ 55.898546] alloc_disk+0xe/0x10 [ 55.901902] loop_add+0x3a9/0x810 [ 55.905460] ? transfer_xor+0x390/0x390 [ 55.909421] loop_control_ioctl+0x19e/0x2b0 [ 55.913725] ? loop_add+0x810/0x810 [ 55.917338] ? find_held_lock+0x36/0x1d0 [ 55.921390] do_vfs_ioctl+0x180/0xfb0 [ 55.925276] ? __fget+0x1ad/0x2f0 [ 55.928716] ? lock_downgrade+0x7f0/0x7f0 [ 55.932850] ? ioctl_preallocate+0x1a0/0x1a0 [ 55.937269] ? __fget+0x1ca/0x2f0 [ 55.940712] ? __fget_light+0x166/0x200 [ 55.944676] ? SyS_read+0x250/0x250 [ 55.948303] SyS_ioctl+0x74/0x80 [ 55.951673] ? do_vfs_ioctl+0xfb0/0xfb0 [ 55.955804] do_syscall_64+0x1c7/0x5b0 [ 55.959676] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.964505] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 55.969677] RIP: 0033:0x4598f9 [ 55.972939] RSP: 002b:00007fb677ffcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.980733] RAX: ffffffffffffffda RBX: 00007fb677ffcc90 RCX: 00000000004598f9 [ 55.987994] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 55.995522] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 56.003025] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb677ffd6d4 [ 56.010549] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 56.027219] FAULT_INJECTION: forcing a failure. [ 56.027219] name failslab, interval 1, probability 0, space 0, times 0 [ 56.039288] CPU: 0 PID: 7597 Comm: syz-executor.1 Not tainted 4.14.206-syzkaller #0 [ 56.047098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.056456] Call Trace: [ 56.059192] dump_stack+0xf7/0x13b [ 56.062736] should_fail.cold.3+0x105/0x14b [ 56.067186] should_failslab+0xba/0xf0 [ 56.071066] kmem_cache_alloc_node_trace+0x279/0x780 [ 56.076162] ? __mutex_init+0xca/0x100 [ 56.080045] dd_init_queue+0x8c/0x3f0 [ 56.083935] blk_mq_init_sched+0x217/0x4a0 [ 56.088243] elevator_init+0x2bb/0x3c0 [ 56.092126] blk_mq_sched_init+0x25/0x40 [ 56.096179] blk_mq_init_allocated_queue+0xc23/0xf80 [ 56.101281] blk_mq_init_queue+0x56/0x90 [ 56.105331] loop_add+0x2ec/0x810 [ 56.108771] ? transfer_xor+0x390/0x390 [ 56.112745] loop_control_ioctl+0x19e/0x2b0 [ 56.117062] ? loop_add+0x810/0x810 [ 56.120681] ? find_held_lock+0x36/0x1d0 [ 56.124731] do_vfs_ioctl+0x180/0xfb0 [ 56.128520] ? __fget+0x1ad/0x2f0 [ 56.131959] ? lock_downgrade+0x7f0/0x7f0 [ 56.136092] ? ioctl_preallocate+0x1a0/0x1a0 [ 56.140487] ? __fget+0x1ca/0x2f0 [ 56.143932] ? __fget_light+0x166/0x200 [ 56.147899] ? SyS_read+0x250/0x250 [ 56.151655] SyS_ioctl+0x74/0x80 [ 56.155014] ? do_vfs_ioctl+0xfb0/0xfb0 [ 56.159124] do_syscall_64+0x1c7/0x5b0 [ 56.163098] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.167934] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 56.173109] RIP: 0033:0x4598f9 [ 56.176287] RSP: 002b:00007f8f58bc0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.183984] RAX: ffffffffffffffda RBX: 00007f8f58bc0c90 RCX: 00000000004598f9 [ 56.191333] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 56.198683] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 56.206050] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8f58bc16d4 [ 56.213308] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 56.229261] FAULT_INJECTION: forcing a failure. [ 56.229261] name failslab, interval 1, probability 0, space 0, times 0 [ 56.242018] CPU: 0 PID: 7608 Comm: syz-executor.4 Not tainted 4.14.206-syzkaller #0 [ 56.249827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.259178] Call Trace: [ 56.261771] dump_stack+0xf7/0x13b [ 56.265309] should_fail.cold.3+0x105/0x14b [ 56.269617] should_failslab+0xba/0xf0 [ 56.273758] kmem_cache_alloc_node_trace+0x279/0x780 [ 56.278862] ? blk_mq_sched_init+0x30/0x40 [ 56.283176] ? blk_mq_init_allocated_queue+0xc23/0xf80 [ 56.288784] alloc_disk_node+0x5e/0x380 [ 56.292747] alloc_disk+0xe/0x10 [ 56.296101] loop_add+0x3a9/0x810 [ 56.299600] ? transfer_xor+0x390/0x390 [ 56.303565] loop_control_ioctl+0x19e/0x2b0 [ 56.308221] ? loop_add+0x810/0x810 [ 56.311853] ? find_held_lock+0x36/0x1d0 [ 56.316042] do_vfs_ioctl+0x180/0xfb0 [ 56.319831] ? __fget+0x1ad/0x2f0 [ 56.323276] ? lock_downgrade+0x7f0/0x7f0 [ 56.327409] ? ioctl_preallocate+0x1a0/0x1a0 [ 56.331828] ? __fget+0x1ca/0x2f0 [ 56.335278] ? __fget_light+0x166/0x200 [ 56.339240] ? SyS_read+0x250/0x250 [ 56.342871] SyS_ioctl+0x74/0x80 [ 56.346301] ? do_vfs_ioctl+0xfb0/0xfb0 [ 56.350376] do_syscall_64+0x1c7/0x5b0 [ 56.354256] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.359175] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 56.364350] RIP: 0033:0x4598f9 [ 56.367739] RSP: 002b:00007ff2c8599c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.375441] RAX: ffffffffffffffda RBX: 00007ff2c8599c90 RCX: 00000000004598f9 [ 56.382757] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 56.390157] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 56.397487] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff2c859a6d4 [ 56.404742] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 56.413676] FAULT_INJECTION: forcing a failure. [ 56.413676] name failslab, interval 1, probability 0, space 0, times 0 [ 56.426853] CPU: 0 PID: 7602 Comm: syz-executor.5 Not tainted 4.14.206-syzkaller #0 [ 56.434659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.444015] Call Trace: [ 56.446743] dump_stack+0xf7/0x13b [ 56.451493] should_fail.cold.3+0x105/0x14b [ 56.455810] should_failslab+0xba/0xf0 [ 56.459691] kmem_cache_alloc_node_trace+0x279/0x780 [ 56.464789] ? __mutex_init+0xca/0x100 [ 56.468756] dd_init_queue+0x8c/0x3f0 [ 56.472673] blk_mq_init_sched+0x217/0x4a0 [ 56.476897] elevator_init+0x2bb/0x3c0 [ 56.480866] blk_mq_sched_init+0x25/0x40 [ 56.484916] blk_mq_init_allocated_queue+0xc23/0xf80 [ 56.490134] blk_mq_init_queue+0x56/0x90 [ 56.494188] loop_add+0x2ec/0x810 [ 56.497625] ? transfer_xor+0x390/0x390 [ 56.501589] loop_control_ioctl+0x19e/0x2b0 [ 56.506107] ? loop_add+0x810/0x810 [ 56.509730] ? find_held_lock+0x36/0x1d0 [ 56.513784] do_vfs_ioctl+0x180/0xfb0 [ 56.517573] ? __fget+0x1ad/0x2f0 [ 56.521101] ? lock_downgrade+0x7f0/0x7f0 [ 56.525239] ? ioctl_preallocate+0x1a0/0x1a0 [ 56.529774] ? __fget+0x1ca/0x2f0 [ 56.533303] ? __fget_light+0x166/0x200 [ 56.537263] ? SyS_read+0x250/0x250 [ 56.540882] SyS_ioctl+0x74/0x80 [ 56.544305] ? do_vfs_ioctl+0xfb0/0xfb0 [ 56.548263] do_syscall_64+0x1c7/0x5b0 [ 56.552134] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.556965] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 56.562144] RIP: 0033:0x4598f9 [ 56.565318] RSP: 002b:00007f2f79904c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.573136] RAX: ffffffffffffffda RBX: 00007f2f79904c90 RCX: 00000000004598f9 [ 56.580395] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 56.587871] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 56.595131] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2f799056d4 [ 56.602479] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 56.611223] FAULT_INJECTION: forcing a failure. [ 56.611223] name failslab, interval 1, probability 0, space 0, times 0 [ 56.623843] CPU: 0 PID: 7603 Comm: syz-executor.3 Not tainted 4.14.206-syzkaller #0 [ 56.631812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.641391] Call Trace: [ 56.644156] dump_stack+0xf7/0x13b [ 56.647691] should_fail.cold.3+0x105/0x14b [ 56.652258] should_failslab+0xba/0xf0 [ 56.656199] kmem_cache_alloc_node_trace+0x279/0x780 [ 56.661294] ? pcpu_balance_workfn+0xfe0/0xfe0 [ 56.665871] __kmalloc_node+0x3c/0x70 [ 56.669672] disk_expand_part_tbl+0x158/0x3a0 [ 56.674221] alloc_disk_node+0xe4/0x380 [ 56.678305] alloc_disk+0xe/0x10 [ 56.681658] loop_add+0x3a9/0x810 [ 56.685096] ? transfer_xor+0x390/0x390 [ 56.689062] loop_control_ioctl+0x19e/0x2b0 [ 56.693370] ? loop_add+0x810/0x810 [ 56.697060] ? find_held_lock+0x36/0x1d0 [ 56.701190] do_vfs_ioctl+0x180/0xfb0 [ 56.704979] ? __fget+0x1ad/0x2f0 [ 56.708585] ? lock_downgrade+0x7f0/0x7f0 [ 56.712718] ? ioctl_preallocate+0x1a0/0x1a0 [ 56.717112] ? __fget+0x1ca/0x2f0 [ 56.720558] ? __fget_light+0x166/0x200 [ 56.724522] ? SyS_read+0x250/0x250 [ 56.728267] SyS_ioctl+0x74/0x80 [ 56.731625] ? do_vfs_ioctl+0xfb0/0xfb0 [ 56.735726] do_syscall_64+0x1c7/0x5b0 [ 56.739613] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.744458] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 56.749770] RIP: 0033:0x4598f9 [ 56.752949] RSP: 002b:00007f43baf4ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.760768] RAX: ffffffffffffffda RBX: 00007f43baf4ec90 RCX: 00000000004598f9 [ 56.768026] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 56.775542] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 56.782804] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f43baf4f6d4 [ 56.790064] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 56.802983] FAULT_INJECTION: forcing a failure. [ 56.802983] name failslab, interval 1, probability 0, space 0, times 0 [ 56.821098] CPU: 0 PID: 7606 Comm: syz-executor.0 Not tainted 4.14.206-syzkaller #0 [ 56.828909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.838449] Call Trace: [ 56.841023] dump_stack+0xf7/0x13b [ 56.844550] should_fail.cold.3+0x105/0x14b [ 56.848862] should_failslab+0xba/0xf0 [ 56.852733] kmem_cache_alloc_node_trace+0x279/0x780 [ 56.857863] ? blk_mq_sched_init+0x30/0x40 [ 56.862082] ? blk_mq_init_allocated_queue+0xc23/0xf80 [ 56.867343] alloc_disk_node+0x5e/0x380 [ 56.871317] alloc_disk+0xe/0x10 [ 56.874723] loop_add+0x3a9/0x810 [ 56.878159] ? transfer_xor+0x390/0x390 [ 56.882118] loop_control_ioctl+0x19e/0x2b0 [ 56.886506] ? loop_add+0x810/0x810 [ 56.890150] ? find_held_lock+0x36/0x1d0 [ 56.894238] do_vfs_ioctl+0x180/0xfb0 [ 56.898225] ? __fget+0x1ad/0x2f0 [ 56.901699] ? lock_downgrade+0x7f0/0x7f0 [ 56.905892] ? ioctl_preallocate+0x1a0/0x1a0 [ 56.910282] ? __fget+0x1ca/0x2f0 [ 56.913758] ? __fget_light+0x166/0x200 [ 56.917759] ? SyS_read+0x250/0x250 [ 56.921463] SyS_ioctl+0x74/0x80 [ 56.924812] ? do_vfs_ioctl+0xfb0/0xfb0 [ 56.928772] do_syscall_64+0x1c7/0x5b0 [ 56.932687] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.937517] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 56.942690] RIP: 0033:0x4598f9 [ 56.945894] RSP: 002b:00007fb677ffcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.953623] RAX: ffffffffffffffda RBX: 00007fb677ffcc90 RCX: 00000000004598f9 [ 56.961053] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 56.968481] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 56.975735] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb677ffd6d4 [ 56.983115] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 56.999138] FAULT_INJECTION: forcing a failure. [ 56.999138] name failslab, interval 1, probability 0, space 0, times 0 [ 57.012020] CPU: 0 PID: 7615 Comm: syz-executor.3 Not tainted 4.14.206-syzkaller #0 [ 57.019935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.029280] Call Trace: [ 57.031925] dump_stack+0xf7/0x13b [ 57.035495] should_fail.cold.3+0x105/0x14b [ 57.039808] should_failslab+0xba/0xf0 [ 57.043687] kmem_cache_alloc_node_trace+0x279/0x780 [ 57.048839] ? __mutex_init+0xca/0x100 [ 57.052717] dd_init_queue+0x8c/0x3f0 [ 57.056530] blk_mq_init_sched+0x217/0x4a0 [ 57.060752] elevator_init+0x2bb/0x3c0 [ 57.064628] blk_mq_sched_init+0x25/0x40 [ 57.068717] blk_mq_init_allocated_queue+0xc23/0xf80 [ 57.073813] blk_mq_init_queue+0x56/0x90 [ 57.077889] loop_add+0x2ec/0x810 [ 57.081329] ? transfer_xor+0x390/0x390 [ 57.085290] loop_control_ioctl+0x19e/0x2b0 [ 57.089593] ? loop_add+0x810/0x810 [ 57.093205] ? find_held_lock+0x36/0x1d0 [ 57.097252] do_vfs_ioctl+0x180/0xfb0 [ 57.101039] ? __fget+0x1ad/0x2f0 [ 57.104476] ? lock_downgrade+0x7f0/0x7f0 [ 57.108616] ? ioctl_preallocate+0x1a0/0x1a0 [ 57.113016] ? __fget+0x1ca/0x2f0 [ 57.116456] ? __fget_light+0x166/0x200 [ 57.120544] ? SyS_read+0x250/0x250 [ 57.124243] SyS_ioctl+0x74/0x80 [ 57.127593] ? do_vfs_ioctl+0xfb0/0xfb0 [ 57.131557] do_syscall_64+0x1c7/0x5b0 [ 57.135549] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 57.140383] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 57.145560] RIP: 0033:0x4598f9 [ 57.148785] RSP: 002b:00007f43baf4ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 57.156487] RAX: ffffffffffffffda RBX: 00007f43baf4ec90 RCX: 00000000004598f9 [ 57.163749] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 57.171007] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 57.178429] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f43baf4f6d4 [ 57.185745] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 57.215549] FAULT_INJECTION: forcing a failure. [ 57.215549] name failslab, interval 1, probability 0, space 0, times 0 [ 57.228528] CPU: 0 PID: 7614 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 57.236423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.245772] Call Trace: [ 57.248418] dump_stack+0xf7/0x13b [ 57.252039] should_fail.cold.3+0x105/0x14b [ 57.256350] should_failslab+0xba/0xf0 [ 57.260227] kmem_cache_alloc_trace+0x2ea/0x7a0 [ 57.264887] ? alloc_disk+0xe/0x10 [ 57.268413] ? find_held_lock+0x36/0x1d0 [ 57.272463] device_create_groups_vargs+0x84/0x220 [ 57.277535] device_create_vargs+0x11/0x20 [ 57.281758] bdi_register_va.part.10+0x2d/0x5b0 [ 57.286414] bdi_register+0xe4/0x100 [ 57.290115] ? bdi_register_va+0x70/0x70 [ 57.294161] ? blkdev_show+0x110/0x110 [ 57.298032] ? vsnprintf+0xddd/0x1780 [ 57.301867] bdi_register_owner+0x59/0xe0 [ 57.306001] device_add_disk+0x5ba/0xd50 [ 57.310050] ? blk_alloc_devt+0x2d0/0x2d0 [ 57.314188] ? sprintf+0x95/0xb0 [ 57.317551] ? scnprintf+0xd0/0xd0 [ 57.321087] ? lockdep_init_map+0x9/0x10 [ 57.325132] ? lockdep_init_map+0x9/0x10 [ 57.329225] loop_add+0x5e2/0x810 [ 57.332665] ? transfer_xor+0x390/0x390 [ 57.336627] loop_control_ioctl+0x19e/0x2b0 [ 57.340970] ? loop_add+0x810/0x810 [ 57.344675] ? find_held_lock+0x36/0x1d0 [ 57.348732] do_vfs_ioctl+0x180/0xfb0 [ 57.352519] ? __fget+0x1ad/0x2f0 [ 57.355959] ? lock_downgrade+0x7f0/0x7f0 [ 57.360099] ? ioctl_preallocate+0x1a0/0x1a0 [ 57.364502] ? __fget+0x1ca/0x2f0 [ 57.367942] ? __fget_light+0x166/0x200 [ 57.371906] ? SyS_read+0x250/0x250 [ 57.375673] SyS_ioctl+0x74/0x80 [ 57.379066] ? do_vfs_ioctl+0xfb0/0xfb0 [ 57.383027] do_syscall_64+0x1c7/0x5b0 [ 57.386901] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 57.391821] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 57.396996] RIP: 0033:0x4598f9 [ 57.400175] RSP: 002b:00007fea8518ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 57.408140] RAX: ffffffffffffffda RBX: 00007fea8518ac90 RCX: 00000000004598f9 [ 57.415608] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 57.422870] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 57.430134] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea8518b6d4 [ 57.437517] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 57.450436] kasan: CONFIG_KASAN_INLINE enabled [ 57.455358] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 57.462724] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 57.469114] Modules linked in: [ 57.472301] CPU: 0 PID: 7614 Comm: syz-executor.2 Not tainted 4.14.206-syzkaller #0 [ 57.480078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.489418] task: ffff8880975786c0 task.stack: ffff88808efc0000 [ 57.495801] RIP: 0010:sysfs_do_create_link_sd.isra.2+0x48/0xf0 [ 57.501753] RSP: 0018:ffff88808efc7ab0 EFLAGS: 00010202 [ 57.507103] RAX: dffffc0000000000 RBX: ffffffff86bbbfa0 RCX: ffff888097578f48 [ 57.514502] RDX: 0000000000000008 RSI: ffff888097578f70 RDI: ffffffff87a629e4 [ 57.521754] RBP: ffff88808efc7ad8 R08: ffff888097578f90 R09: 0000000000007130 [ 57.529154] R10: 0000000000000028 R11: ffff8880975786c0 R12: ffff88809452e000 [ 57.536412] R13: 0000000000000040 R14: 0000000000000001 R15: ffff8880970b76d0 [ 57.543674] FS: 00007fea8518b700(0000) GS:ffff8880baa00000(0000) knlGS:0000000000000000 [ 57.551889] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.557766] CR2: 000000000075c000 CR3: 00000000a5b27000 CR4: 00000000001406f0 [ 57.565110] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.572365] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.579615] Call Trace: [ 57.582199] sysfs_create_link+0x43/0xb0 [ 57.586404] ? blk_get_queue+0x3d/0x60 [ 57.590277] device_add_disk+0x981/0xd50 [ 57.594411] ? blk_alloc_devt+0x2d0/0x2d0 [ 57.598635] ? sprintf+0x95/0xb0 [ 57.601985] ? scnprintf+0xd0/0xd0 [ 57.605510] ? lockdep_init_map+0x9/0x10 [ 57.609848] loop_add+0x5e2/0x810 [ 57.613294] ? transfer_xor+0x390/0x390 [ 57.617256] loop_control_ioctl+0x19e/0x2b0 [ 57.621562] ? loop_add+0x810/0x810 [ 57.625176] ? find_held_lock+0x36/0x1d0 [ 57.629223] do_vfs_ioctl+0x180/0xfb0 [ 57.633007] ? __fget+0x1ad/0x2f0 [ 57.636444] ? lock_downgrade+0x7f0/0x7f0 [ 57.640573] ? ioctl_preallocate+0x1a0/0x1a0 [ 57.645540] ? __fget+0x1ca/0x2f0 [ 57.648990] ? __fget_light+0x166/0x200 [ 57.652954] ? SyS_read+0x250/0x250 [ 57.656563] SyS_ioctl+0x74/0x80 [ 57.659912] ? do_vfs_ioctl+0xfb0/0xfb0 [ 57.663884] do_syscall_64+0x1c7/0x5b0 [ 57.667756] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 57.672578] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 57.678226] RIP: 0033:0x4598f9 [ 57.681408] RSP: 002b:00007fea8518ac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 57.689179] RAX: ffffffffffffffda RBX: 00007fea8518ac90 RCX: 00000000004598f9 [ 57.696442] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 57.703702] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 57.710966] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fea8518b6d4 [ 57.718225] R13: 00000000004c3027 R14: 00000000004d6768 R15: 0000000000000004 [ 57.725636] Code: 00 00 49 89 f5 49 89 fc 48 c7 c7 e0 29 a6 87 48 89 d3 41 89 ce e8 e9 37 7a 04 4c 89 ea 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 86 00 00 00 4d 8b 6d 00 4d 85 ed 74 52 4c 89 [ 57.744825] RIP: sysfs_do_create_link_sd.isra.2+0x48/0xf0 RSP: ffff88808efc7ab0 [ 57.752440] ---[ end trace 059b7e0f491dbc86 ]--- [ 57.757219] Kernel panic - not syncing: Fatal exception [ 57.764212] Kernel Offset: disabled [ 57.767867] Rebooting in 86400 seconds..