[ 33.657919] audit: type=1800 audit(1555719822.591:33): pid=6892 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op="collect_data" cause="failed(directio)" comm="startpar" name="rc.local" dev="sda1" ino=2465 res=0 [ 33.685098] audit: type=1800 audit(1555719822.601:34): pid=6892 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op="collect_data" cause="failed(directio)" comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 38.082004] random: sshd: uninitialized urandom read (32 bytes read) [ 38.368881] audit: type=1400 audit(1555719827.301:35): avc: denied { map } for pid=7064 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 38.419116] random: sshd: uninitialized urandom read (32 bytes read) [ 38.984554] random: sshd: uninitialized urandom read (32 bytes read) [ 78.541568] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.8' (ECDSA) to the list of known hosts. [ 84.160242] random: sshd: uninitialized urandom read (32 bytes read) [ 84.352146] audit: type=1400 audit(1555719873.291:36): avc: denied { map } for pid=7076 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2019/04/20 00:24:34 parsed 1 programs [ 85.173149] audit: type=1400 audit(1555719874.111:37): avc: denied { map } for pid=7076 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=13764 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 85.787836] random: cc1: uninitialized urandom read (8 bytes read) 2019/04/20 00:24:35 executed programs: 0 [ 86.557171] audit: type=1400 audit(1555719875.491:38): avc: denied { map } for pid=7076 comm="syz-execprog" path="/root/syzkaller-shm702313093" dev="sda1" ino=2233 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 87.420235] IPVS: ftp: loaded support on port[0] = 21 [ 87.738767] chnl_net:caif_netlink_parms(): no params data found [ 87.771207] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.778094] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.785435] device bridge_slave_0 entered promiscuous mode [ 87.792739] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.799289] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.806391] device bridge_slave_1 entered promiscuous mode [ 87.822081] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 87.831190] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 87.847640] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 87.855027] team0: Port device team_slave_0 added [ 87.860727] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 87.873264] team0: Port device team_slave_1 added [ 87.879056] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 87.886492] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 87.952051] device hsr_slave_0 entered promiscuous mode [ 87.990434] device hsr_slave_1 entered promiscuous mode [ 88.030694] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 88.037845] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 88.051533] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.057961] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.065032] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.071492] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.099436] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 88.105891] 8021q: adding VLAN 0 to HW filter on device bond0 [ 88.115897] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 88.126852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 88.137064] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.146768] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.157037] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 88.163713] 8021q: adding VLAN 0 to HW filter on device team0 [ 88.174300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 88.182293] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.188901] bridge0: port 1(bridge_slave_0) entered forwarding state [ 88.198162] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 88.206999] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.214354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 88.235945] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 88.246401] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 88.257378] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 88.264234] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.272446] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.280508] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.288084] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.295979] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 88.302964] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.315156] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 88.326537] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.730686] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 89.501877] FAULT_INJECTION: forcing a failure. [ 89.501877] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 89.513741] CPU: 0 PID: 7105 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 89.520735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.530100] Call Trace: [ 89.532680] dump_stack+0x138/0x19c [ 89.536309] should_fail.cold+0x10f/0x159 [ 89.542979] __alloc_pages_nodemask+0x1d6/0x7a0 [ 89.547762] ? __alloc_pages_slowpath+0x2930/0x2930 [ 89.552841] cache_grow_begin+0x80/0x410 [ 89.556985] __kmalloc+0x6c2/0x7a0 [ 89.560517] ? __lockdep_init_map+0x10c/0x570 [ 89.565005] ? p9_fcall_alloc+0x1d/0x90 [ 89.569026] p9_fcall_alloc+0x1d/0x90 [ 89.572876] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 89.578164] p9_client_rpc+0x170/0x1190 [ 89.582129] ? p9_idpool_get+0xa3/0x100 [ 89.586182] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 89.592147] ? find_held_lock+0x35/0x130 [ 89.596324] ? p9_fid_create+0x2d5/0x3b0 [ 89.600467] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 89.605563] ? trace_hardirqs_on_caller+0x400/0x590 [ 89.610584] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 89.615685] p9_client_attach+0x152/0x6a0 [ 89.619830] ? trace_hardirqs_off+0xd/0x10 [ 89.624059] ? p9_client_readlink+0x410/0x410 [ 89.628543] ? trace_hardirqs_on_caller+0x400/0x590 [ 89.633628] v9fs_session_init+0xbe8/0x1590 [ 89.638237] ? v9fs_session_init+0xbe8/0x1590 [ 89.643023] ? v9fs_show_options+0x730/0x730 [ 89.647426] ? v9fs_mount+0x5e/0x870 [ 89.651131] ? rcu_read_lock_sched_held+0x110/0x130 [ 89.656145] ? kmem_cache_alloc_trace+0x626/0x790 [ 89.660990] ? free_pages+0x46/0x50 [ 89.664609] v9fs_mount+0x7d/0x870 [ 89.668137] mount_fs+0x9d/0x2a7 [ 89.671498] vfs_kern_mount.part.0+0x5e/0x3d0 [ 89.675981] do_mount+0x417/0x27d0 [ 89.679512] ? copy_mount_options+0x5c/0x2f0 [ 89.683959] ? rcu_read_lock_sched_held+0x110/0x130 [ 89.688972] ? copy_mount_string+0x40/0x40 [ 89.693196] ? copy_mount_options+0x1fe/0x2f0 [ 89.697698] SyS_mount+0xab/0x120 [ 89.701143] ? copy_mnt_ns+0x8c0/0x8c0 [ 89.705068] do_syscall_64+0x1eb/0x630 [ 89.708991] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 89.713839] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 89.719191] RIP: 0033:0x458c29 [ 89.722367] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 89.730079] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 89.737355] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 89.744766] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 89.752034] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 89.759402] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 89.787060] FAULT_INJECTION: forcing a failure. [ 89.787060] name failslab, interval 1, probability 0, space 0, times 1 [ 89.798883] CPU: 1 PID: 7107 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 89.805913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.815264] Call Trace: [ 89.817856] dump_stack+0x138/0x19c [ 89.821476] should_fail.cold+0x10f/0x159 [ 89.825871] should_failslab+0xdb/0x130 [ 89.830036] __kmalloc+0x2f3/0x7a0 [ 89.833744] ? __lockdep_init_map+0x10c/0x570 [ 89.838432] ? __lockdep_init_map+0x10c/0x570 [ 89.843068] ? p9_fcall_alloc+0x1d/0x90 [ 89.847042] p9_fcall_alloc+0x1d/0x90 [ 89.850839] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 89.856021] p9_client_rpc+0x170/0x1190 [ 89.859987] ? p9_idpool_get+0xa3/0x100 [ 89.864015] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 89.876601] ? find_held_lock+0x35/0x130 [ 89.880666] ? p9_fid_create+0x2d5/0x3b0 [ 89.884743] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 89.889849] ? trace_hardirqs_on_caller+0x400/0x590 [ 89.894886] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 89.899996] p9_client_attach+0x152/0x6a0 [ 89.904151] ? trace_hardirqs_off+0xd/0x10 [ 89.908419] ? p9_client_readlink+0x410/0x410 [ 89.912929] ? trace_hardirqs_on_caller+0x400/0x590 [ 89.917958] v9fs_session_init+0xbe8/0x1590 [ 89.922910] ? v9fs_session_init+0xbe8/0x1590 [ 89.927542] ? v9fs_show_options+0x730/0x730 [ 89.932054] ? v9fs_mount+0x5e/0x870 [ 89.935774] ? rcu_read_lock_sched_held+0x110/0x130 [ 89.940785] ? kmem_cache_alloc_trace+0x626/0x790 [ 89.945724] ? free_pages+0x46/0x50 [ 89.949345] v9fs_mount+0x7d/0x870 [ 89.952877] mount_fs+0x9d/0x2a7 [ 89.956233] vfs_kern_mount.part.0+0x5e/0x3d0 [ 89.960716] do_mount+0x417/0x27d0 [ 89.964240] ? copy_mount_options+0x5c/0x2f0 [ 89.968700] ? rcu_read_lock_sched_held+0x110/0x130 [ 89.973710] ? copy_mount_string+0x40/0x40 [ 89.977936] ? copy_mount_options+0x1fe/0x2f0 [ 89.982419] SyS_mount+0xab/0x120 [ 89.985859] ? copy_mnt_ns+0x8c0/0x8c0 [ 89.989734] do_syscall_64+0x1eb/0x630 [ 89.993701] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 89.998537] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 90.003710] RIP: 0033:0x458c29 [ 90.006886] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.014787] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 90.022096] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 90.029400] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 90.036666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 90.043929] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 90.054380] 9pnet: Couldn't grow tag array [ 90.072749] FAULT_INJECTION: forcing a failure. [ 90.072749] name failslab, interval 1, probability 0, space 0, times 0 [ 90.084360] CPU: 1 PID: 7109 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 90.091299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.100744] Call Trace: [ 90.103330] dump_stack+0x138/0x19c [ 90.106953] should_fail.cold+0x10f/0x159 [ 90.111088] should_failslab+0xdb/0x130 [ 90.115057] __kmalloc+0x2f3/0x7a0 [ 90.118652] ? __lockdep_init_map+0x10c/0x570 [ 90.123141] ? p9_fcall_alloc+0x1d/0x90 [ 90.127109] p9_fcall_alloc+0x1d/0x90 [ 90.130909] p9_client_prepare_req.part.0+0x73c/0xa90 [ 90.136380] p9_client_rpc+0x170/0x1190 [ 90.140400] ? p9_idpool_get+0xa3/0x100 [ 90.144364] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 90.150325] ? find_held_lock+0x35/0x130 [ 90.154373] ? p9_fid_create+0x2d5/0x3b0 [ 90.158419] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 90.163526] ? trace_hardirqs_on_caller+0x400/0x590 [ 90.168594] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 90.173697] p9_client_attach+0x152/0x6a0 [ 90.177842] ? trace_hardirqs_off+0xd/0x10 [ 90.182065] ? p9_client_readlink+0x410/0x410 [ 90.186556] ? trace_hardirqs_on_caller+0x400/0x590 [ 90.191621] v9fs_session_init+0xbe8/0x1590 [ 90.195934] ? v9fs_session_init+0xbe8/0x1590 [ 90.200426] ? v9fs_show_options+0x730/0x730 [ 90.204869] ? v9fs_mount+0x5e/0x870 [ 90.208574] ? rcu_read_lock_sched_held+0x110/0x130 [ 90.213591] ? kmem_cache_alloc_trace+0x626/0x790 [ 90.218520] ? free_pages+0x46/0x50 [ 90.222146] v9fs_mount+0x7d/0x870 [ 90.225726] mount_fs+0x9d/0x2a7 [ 90.229149] vfs_kern_mount.part.0+0x5e/0x3d0 [ 90.233648] do_mount+0x417/0x27d0 [ 90.237171] ? copy_mount_options+0x5c/0x2f0 [ 90.241564] ? rcu_read_lock_sched_held+0x110/0x130 [ 90.246674] ? copy_mount_string+0x40/0x40 [ 90.250907] ? copy_mount_options+0x1fe/0x2f0 [ 90.255398] SyS_mount+0xab/0x120 [ 90.258848] ? copy_mnt_ns+0x8c0/0x8c0 [ 90.262740] do_syscall_64+0x1eb/0x630 [ 90.266658] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 90.271505] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 90.277163] RIP: 0033:0x458c29 [ 90.280339] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.288037] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 90.295296] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 90.302773] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 90.310027] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 90.317446] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 90.327323] 9pnet: Couldn't grow tag array [ 90.344963] FAULT_INJECTION: forcing a failure. [ 90.344963] name failslab, interval 1, probability 0, space 0, times 0 [ 90.358996] CPU: 0 PID: 7111 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 90.365948] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.375343] Call Trace: [ 90.378027] dump_stack+0x138/0x19c [ 90.381678] should_fail.cold+0x10f/0x159 [ 90.385834] should_failslab+0xdb/0x130 [ 90.389893] __kmalloc+0x2f3/0x7a0 [ 90.393426] ? __lockdep_init_map+0x10c/0x570 [ 90.397911] ? p9_fcall_alloc+0x1d/0x90 [ 90.401877] p9_fcall_alloc+0x1d/0x90 [ 90.405674] p9_client_prepare_req.part.0+0x73c/0xa90 [ 90.410870] p9_client_rpc+0x170/0x1190 [ 90.414971] ? p9_idpool_get+0xa3/0x100 [ 90.418934] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 90.424951] ? find_held_lock+0x35/0x130 [ 90.429042] ? p9_fid_create+0x2d5/0x3b0 [ 90.433104] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 90.438201] ? trace_hardirqs_on_caller+0x400/0x590 [ 90.443207] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 90.448467] p9_client_attach+0x152/0x6a0 [ 90.452608] ? trace_hardirqs_off+0xd/0x10 [ 90.456827] ? p9_client_readlink+0x410/0x410 [ 90.461304] ? trace_hardirqs_on_caller+0x400/0x590 [ 90.466318] v9fs_session_init+0xbe8/0x1590 [ 90.470652] ? v9fs_session_init+0xbe8/0x1590 [ 90.475157] ? v9fs_show_options+0x730/0x730 [ 90.479567] ? v9fs_mount+0x5e/0x870 [ 90.483360] ? rcu_read_lock_sched_held+0x110/0x130 [ 90.488428] ? kmem_cache_alloc_trace+0x626/0x790 [ 90.493272] ? free_pages+0x46/0x50 [ 90.496894] v9fs_mount+0x7d/0x870 [ 90.500424] mount_fs+0x9d/0x2a7 [ 90.503776] vfs_kern_mount.part.0+0x5e/0x3d0 [ 90.508256] do_mount+0x417/0x27d0 [ 90.511779] ? copy_mount_options+0x5c/0x2f0 [ 90.516172] ? rcu_read_lock_sched_held+0x110/0x130 [ 90.521174] ? copy_mount_string+0x40/0x40 [ 90.525626] ? copy_mount_options+0x1fe/0x2f0 [ 90.530124] SyS_mount+0xab/0x120 [ 90.533623] ? copy_mnt_ns+0x8c0/0x8c0 [ 90.537570] do_syscall_64+0x1eb/0x630 [ 90.541465] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 90.546305] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 90.551516] RIP: 0033:0x458c29 [ 90.554919] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.562626] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 90.569895] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 90.577196] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 90.584575] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 90.591908] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 90.599436] 9pnet: Couldn't grow tag array [ 90.616380] FAULT_INJECTION: forcing a failure. [ 90.616380] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 90.628370] CPU: 0 PID: 7113 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 90.635288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.644633] Call Trace: [ 90.647215] dump_stack+0x138/0x19c [ 90.650840] should_fail.cold+0x10f/0x159 [ 90.654992] __alloc_pages_nodemask+0x1d6/0x7a0 [ 90.659666] ? cache_grow_end.part.0+0x92/0x160 [ 90.668589] ? __alloc_pages_slowpath+0x2930/0x2930 [ 90.673613] cache_grow_begin+0x80/0x410 [ 90.677681] __kmalloc+0x6c2/0x7a0 [ 90.681258] ? __lockdep_init_map+0x10c/0x570 [ 90.685749] ? p9_fcall_alloc+0x1d/0x90 [ 90.689708] p9_fcall_alloc+0x1d/0x90 [ 90.693498] p9_client_prepare_req.part.0+0x73c/0xa90 [ 90.698695] p9_client_rpc+0x170/0x1190 [ 90.702668] ? p9_idpool_get+0xa3/0x100 [ 90.706697] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 90.712855] ? find_held_lock+0x35/0x130 [ 90.716959] ? p9_fid_create+0x2d5/0x3b0 [ 90.721059] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 90.726223] ? trace_hardirqs_on_caller+0x400/0x590 [ 90.731234] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 90.736329] p9_client_attach+0x152/0x6a0 [ 90.740532] ? trace_hardirqs_off+0xd/0x10 [ 90.744761] ? p9_client_readlink+0x410/0x410 [ 90.749415] ? trace_hardirqs_on_caller+0x400/0x590 [ 90.754444] v9fs_session_init+0xbe8/0x1590 [ 90.758756] ? v9fs_session_init+0xbe8/0x1590 [ 90.763306] ? v9fs_show_options+0x730/0x730 [ 90.767724] ? v9fs_mount+0x5e/0x870 [ 90.771507] ? rcu_read_lock_sched_held+0x110/0x130 [ 90.776517] ? kmem_cache_alloc_trace+0x626/0x790 [ 90.781416] ? free_pages+0x46/0x50 [ 90.785040] v9fs_mount+0x7d/0x870 [ 90.788569] mount_fs+0x9d/0x2a7 [ 90.792022] vfs_kern_mount.part.0+0x5e/0x3d0 [ 90.796503] do_mount+0x417/0x27d0 [ 90.800034] ? copy_mount_options+0x5c/0x2f0 [ 90.804603] ? rcu_read_lock_sched_held+0x110/0x130 [ 90.809624] ? copy_mount_string+0x40/0x40 [ 90.814029] ? copy_mount_options+0x1fe/0x2f0 [ 90.818532] SyS_mount+0xab/0x120 [ 90.821980] ? copy_mnt_ns+0x8c0/0x8c0 [ 90.825930] do_syscall_64+0x1eb/0x630 [ 90.830393] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 90.835336] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 90.841346] RIP: 0033:0x458c29 [ 90.844585] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.852290] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 90.859554] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 90.866854] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 90.874117] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 90.881378] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 90.904637] FAULT_INJECTION: forcing a failure. [ 90.904637] name failslab, interval 1, probability 0, space 0, times 0 [ 90.917070] CPU: 0 PID: 7116 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 90.924010] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.933359] Call Trace: [ 90.935946] dump_stack+0x138/0x19c [ 90.939568] should_fail.cold+0x10f/0x159 [ 90.943709] should_failslab+0xdb/0x130 [ 90.947673] __kmalloc+0x2f3/0x7a0 [ 90.951195] ? __lockdep_init_map+0x10c/0x570 [ 90.955678] ? __lockdep_init_map+0x10c/0x570 [ 90.960226] ? p9_fcall_alloc+0x1d/0x90 [ 90.964217] p9_fcall_alloc+0x1d/0x90 [ 90.968104] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 90.973289] p9_client_rpc+0x170/0x1190 [ 90.977249] ? p9_idpool_get+0xa3/0x100 [ 90.981207] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 90.987202] ? find_held_lock+0x35/0x130 [ 90.991257] ? p9_fid_create+0x2d5/0x3b0 [ 90.995310] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 91.000403] ? trace_hardirqs_on_caller+0x400/0x590 [ 91.005412] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 91.010533] p9_client_attach+0x152/0x6a0 [ 91.014682] ? trace_hardirqs_off+0xd/0x10 [ 91.019021] ? p9_client_readlink+0x410/0x410 [ 91.023510] ? trace_hardirqs_on_caller+0x400/0x590 [ 91.028522] v9fs_session_init+0xbe8/0x1590 [ 91.032831] ? v9fs_session_init+0xbe8/0x1590 [ 91.037334] ? v9fs_show_options+0x730/0x730 [ 91.041863] ? v9fs_mount+0x5e/0x870 [ 91.045571] ? rcu_read_lock_sched_held+0x110/0x130 [ 91.050593] ? kmem_cache_alloc_trace+0x626/0x790 [ 91.055439] ? free_pages+0x46/0x50 [ 91.059120] v9fs_mount+0x7d/0x870 [ 91.062658] mount_fs+0x9d/0x2a7 [ 91.066016] vfs_kern_mount.part.0+0x5e/0x3d0 [ 91.070517] do_mount+0x417/0x27d0 [ 91.074111] ? copy_mount_options+0x5c/0x2f0 [ 91.078777] ? rcu_read_lock_sched_held+0x110/0x130 [ 91.084180] ? copy_mount_string+0x40/0x40 [ 91.088409] ? copy_mount_options+0x1fe/0x2f0 [ 91.092988] SyS_mount+0xab/0x120 [ 91.096429] ? copy_mnt_ns+0x8c0/0x8c0 [ 91.100315] do_syscall_64+0x1eb/0x630 [ 91.104193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 91.109028] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 91.114214] RIP: 0033:0x458c29 [ 91.117397] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 91.125090] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 91.132486] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 91.139744] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 91.147002] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 91.154258] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 91.164137] 9pnet: Couldn't grow tag array [ 91.182313] FAULT_INJECTION: forcing a failure. [ 91.182313] name failslab, interval 1, probability 0, space 0, times 0 [ 91.194414] CPU: 0 PID: 7118 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 91.201522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.210990] Call Trace: [ 91.213595] dump_stack+0x138/0x19c [ 91.217218] should_fail.cold+0x10f/0x159 [ 91.221357] should_failslab+0xdb/0x130 [ 91.225321] __kmalloc+0x2f3/0x7a0 [ 91.228857] ? __lockdep_init_map+0x10c/0x570 [ 91.233344] ? p9_fcall_alloc+0x1d/0x90 [ 91.237305] p9_fcall_alloc+0x1d/0x90 [ 91.241256] p9_client_prepare_req.part.0+0x73c/0xa90 [ 91.246487] p9_client_rpc+0x170/0x1190 [ 91.250468] ? p9_idpool_get+0xa3/0x100 [ 91.254446] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 91.260419] ? find_held_lock+0x35/0x130 [ 91.264469] ? p9_fid_create+0x2d5/0x3b0 [ 91.268526] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 91.273626] ? trace_hardirqs_on_caller+0x400/0x590 [ 91.278703] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 91.283805] p9_client_attach+0x152/0x6a0 [ 91.288289] ? trace_hardirqs_off+0xd/0x10 [ 91.292510] ? p9_client_readlink+0x410/0x410 [ 91.297001] ? trace_hardirqs_on_caller+0x400/0x590 [ 91.302006] v9fs_session_init+0xbe8/0x1590 [ 91.306516] ? v9fs_session_init+0xbe8/0x1590 [ 91.311016] ? v9fs_show_options+0x730/0x730 [ 91.315432] ? v9fs_mount+0x5e/0x870 [ 91.319131] ? rcu_read_lock_sched_held+0x110/0x130 [ 91.324292] ? kmem_cache_alloc_trace+0x626/0x790 [ 91.329126] ? free_pages+0x46/0x50 [ 91.334418] v9fs_mount+0x7d/0x870 [ 91.338832] mount_fs+0x9d/0x2a7 [ 91.342221] vfs_kern_mount.part.0+0x5e/0x3d0 [ 91.346728] do_mount+0x417/0x27d0 [ 91.350258] ? copy_mount_options+0x5c/0x2f0 [ 91.354666] ? rcu_read_lock_sched_held+0x110/0x130 [ 91.359772] ? copy_mount_string+0x40/0x40 [ 91.364146] ? copy_mount_options+0x1fe/0x2f0 [ 91.368638] SyS_mount+0xab/0x120 [ 91.372218] ? copy_mnt_ns+0x8c0/0x8c0 [ 91.376101] do_syscall_64+0x1eb/0x630 [ 91.379983] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 91.384953] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 91.390253] RIP: 0033:0x458c29 [ 91.393439] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 91.401136] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 91.408393] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 91.415760] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 91.423299] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 91.430685] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 91.438178] 9pnet: Couldn't grow tag array [ 91.456160] FAULT_INJECTION: forcing a failure. [ 91.456160] name failslab, interval 1, probability 0, space 0, times 0 [ 91.468136] CPU: 0 PID: 7119 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 91.475416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.484754] Call Trace: [ 91.487335] dump_stack+0x138/0x19c [ 91.491021] should_fail.cold+0x10f/0x159 [ 91.495164] should_failslab+0xdb/0x130 [ 91.499131] kmem_cache_alloc_trace+0x2ec/0x790 [ 91.503787] ? lock_downgrade+0x6e0/0x6e0 [ 91.507927] sget_userns+0xfe/0xc30 [ 91.511540] ? v9fs_kill_super+0xa0/0xa0 [ 91.515585] ? v9fs_kill_super+0xa0/0xa0 [ 91.519648] ? v9fs_kill_super+0xa0/0xa0 [ 91.524064] sget+0xd6/0x120 [ 91.527084] v9fs_mount+0xa8/0x870 [ 91.530617] mount_fs+0x9d/0x2a7 [ 91.533976] vfs_kern_mount.part.0+0x5e/0x3d0 [ 91.538845] do_mount+0x417/0x27d0 [ 91.542895] ? copy_mount_options+0x5c/0x2f0 [ 91.549064] ? rcu_read_lock_sched_held+0x110/0x130 [ 91.555122] ? copy_mount_string+0x40/0x40 [ 91.560548] ? copy_mount_options+0x1fe/0x2f0 [ 91.565639] SyS_mount+0xab/0x120 [ 91.569141] ? copy_mnt_ns+0x8c0/0x8c0 [ 91.573839] do_syscall_64+0x1eb/0x630 [ 91.577719] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 91.582673] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 91.587866] RIP: 0033:0x458c29 [ 91.591047] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 91.598750] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 91.606020] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 91.613287] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 91.620763] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 2019/04/20 00:24:40 executed programs: 8 [ 91.628497] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 91.651625] FAULT_INJECTION: forcing a failure. [ 91.651625] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 91.663695] CPU: 0 PID: 7122 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 91.671532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.680899] Call Trace: [ 91.683889] dump_stack+0x138/0x19c [ 91.687524] should_fail.cold+0x10f/0x159 [ 91.691691] __alloc_pages_nodemask+0x1d6/0x7a0 [ 91.696360] ? cache_grow_end.part.0+0x92/0x160 [ 91.704576] ? __alloc_pages_slowpath+0x2930/0x2930 [ 91.709622] cache_grow_begin+0x80/0x410 [ 91.713690] __kmalloc+0x6c2/0x7a0 [ 91.717227] ? __lockdep_init_map+0x10c/0x570 [ 91.722126] ? p9_fcall_alloc+0x1d/0x90 [ 91.726333] p9_fcall_alloc+0x1d/0x90 [ 91.730126] p9_client_prepare_req.part.0+0x73c/0xa90 [ 91.735321] p9_client_rpc+0x170/0x1190 [ 91.739308] ? p9_idpool_get+0xa3/0x100 [ 91.743271] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 91.749231] ? find_held_lock+0x35/0x130 [ 91.753312] ? p9_fid_create+0x2d5/0x3b0 [ 91.757371] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 91.762485] ? trace_hardirqs_on_caller+0x400/0x590 [ 91.767494] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 91.772594] p9_client_attach+0x152/0x6a0 [ 91.776754] ? trace_hardirqs_off+0xd/0x10 [ 91.780982] ? p9_client_readlink+0x410/0x410 [ 91.785466] ? trace_hardirqs_on_caller+0x400/0x590 [ 91.790486] v9fs_session_init+0xbe8/0x1590 [ 91.794840] ? v9fs_session_init+0xbe8/0x1590 [ 91.799368] ? v9fs_show_options+0x730/0x730 [ 91.803771] ? v9fs_mount+0x5e/0x870 [ 91.807563] ? rcu_read_lock_sched_held+0x110/0x130 [ 91.812571] ? kmem_cache_alloc_trace+0x626/0x790 [ 91.817836] ? free_pages+0x46/0x50 [ 91.821465] v9fs_mount+0x7d/0x870 [ 91.824993] mount_fs+0x9d/0x2a7 [ 91.828349] vfs_kern_mount.part.0+0x5e/0x3d0 [ 91.832837] do_mount+0x417/0x27d0 [ 91.836362] ? copy_mount_options+0x5c/0x2f0 [ 91.840845] ? rcu_read_lock_sched_held+0x110/0x130 [ 91.845859] ? copy_mount_string+0x40/0x40 [ 91.850100] ? copy_mount_options+0x1fe/0x2f0 [ 91.854594] SyS_mount+0xab/0x120 [ 91.858037] ? copy_mnt_ns+0x8c0/0x8c0 [ 91.862976] do_syscall_64+0x1eb/0x630 [ 91.866874] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 91.873964] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 91.879171] RIP: 0033:0x458c29 [ 91.882381] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 91.890086] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 91.897388] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 91.905090] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 91.912561] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 91.919967] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 91.940783] FAULT_INJECTION: forcing a failure. [ 91.940783] name failslab, interval 1, probability 0, space 0, times 0 [ 91.952919] CPU: 0 PID: 7123 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 91.961400] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.970751] Call Trace: [ 91.973330] dump_stack+0x138/0x19c [ 91.981683] should_fail.cold+0x10f/0x159 [ 91.985827] should_failslab+0xdb/0x130 [ 91.989814] kmem_cache_alloc_trace+0x2ec/0x790 [ 91.994593] ? lock_downgrade+0x6e0/0x6e0 [ 91.998769] sget_userns+0xfe/0xc30 [ 92.002396] ? v9fs_kill_super+0xa0/0xa0 [ 92.006446] ? v9fs_kill_super+0xa0/0xa0 [ 92.010517] ? v9fs_kill_super+0xa0/0xa0 [ 92.014594] sget+0xd6/0x120 [ 92.017605] v9fs_mount+0xa8/0x870 [ 92.021724] mount_fs+0x9d/0x2a7 [ 92.025081] vfs_kern_mount.part.0+0x5e/0x3d0 [ 92.029568] do_mount+0x417/0x27d0 [ 92.033101] ? retint_kernel+0x2d/0x2d [ 92.037008] ? copy_mount_string+0x40/0x40 [ 92.041252] ? copy_mount_options+0x199/0x2f0 [ 92.045756] ? copy_mount_options+0x1fe/0x2f0 [ 92.050245] SyS_mount+0xab/0x120 [ 92.053682] ? copy_mnt_ns+0x8c0/0x8c0 [ 92.057561] do_syscall_64+0x1eb/0x630 [ 92.061462] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 92.066308] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 92.071985] RIP: 0033:0x458c29 [ 92.075460] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 92.083493] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 92.090762] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 92.098045] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 92.105919] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 92.113191] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 92.132821] FAULT_INJECTION: forcing a failure. [ 92.132821] name failslab, interval 1, probability 0, space 0, times 0 [ 92.145229] CPU: 1 PID: 7125 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 92.152200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.161548] Call Trace: [ 92.164137] dump_stack+0x138/0x19c [ 92.167809] should_fail.cold+0x10f/0x159 [ 92.171959] should_failslab+0xdb/0x130 [ 92.175925] kmem_cache_alloc+0x2d9/0x780 [ 92.180080] ? snprintf+0xd0/0xd0 [ 92.183523] ? kmem_cache_alloc_trace+0x626/0x790 [ 92.188365] __fscache_acquire_cookie+0xe1/0x430 [ 92.193330] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 92.198535] v9fs_session_init+0xc77/0x1590 [ 92.202872] ? v9fs_show_options+0x730/0x730 [ 92.207274] ? v9fs_mount+0x5e/0x870 [ 92.211073] ? rcu_read_lock_sched_held+0x110/0x130 [ 92.216092] ? kmem_cache_alloc_trace+0x626/0x790 [ 92.220954] ? free_pages+0x46/0x50 [ 92.224578] v9fs_mount+0x7d/0x870 [ 92.228108] mount_fs+0x9d/0x2a7 [ 92.231486] vfs_kern_mount.part.0+0x5e/0x3d0 [ 92.236101] do_mount+0x417/0x27d0 [ 92.239645] ? copy_mount_options+0x5c/0x2f0 [ 92.244075] ? rcu_read_lock_sched_held+0x110/0x130 [ 92.249129] ? copy_mount_string+0x40/0x40 [ 92.253364] ? copy_mount_options+0x1fe/0x2f0 [ 92.257869] SyS_mount+0xab/0x120 [ 92.261314] ? copy_mnt_ns+0x8c0/0x8c0 [ 92.265333] do_syscall_64+0x1eb/0x630 [ 92.269219] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 92.274105] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 92.279510] RIP: 0033:0x458c29 [ 92.282689] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 92.291568] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 92.298996] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 92.306273] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 92.313548] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 92.320813] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 92.347413] FAULT_INJECTION: forcing a failure. [ 92.347413] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 92.359262] CPU: 1 PID: 7127 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 92.366186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.375537] Call Trace: [ 92.378149] dump_stack+0x138/0x19c [ 92.381783] should_fail.cold+0x10f/0x159 [ 92.386497] __alloc_pages_nodemask+0x1d6/0x7a0 [ 92.391165] ? cache_grow_end.part.0+0x92/0x160 [ 92.395827] ? __alloc_pages_slowpath+0x2930/0x2930 [ 92.400845] cache_grow_begin+0x80/0x410 [ 92.404903] __kmalloc+0x6c2/0x7a0 [ 92.408440] ? __lockdep_init_map+0x10c/0x570 [ 92.413056] ? p9_fcall_alloc+0x1d/0x90 [ 92.417032] p9_fcall_alloc+0x1d/0x90 [ 92.420830] p9_client_prepare_req.part.0+0x73c/0xa90 [ 92.426017] p9_client_rpc+0x170/0x1190 [ 92.429994] ? p9_idpool_get+0xa3/0x100 [ 92.433983] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 92.439979] ? find_held_lock+0x35/0x130 [ 92.444296] ? p9_fid_create+0x2d5/0x3b0 [ 92.448899] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 92.454153] ? trace_hardirqs_on_caller+0x400/0x590 [ 92.459174] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 92.464302] p9_client_attach+0x152/0x6a0 [ 92.468927] ? trace_hardirqs_off+0xd/0x10 [ 92.473159] ? p9_client_readlink+0x410/0x410 [ 92.477652] ? trace_hardirqs_on_caller+0x400/0x590 [ 92.482690] v9fs_session_init+0xbe8/0x1590 [ 92.487801] ? v9fs_session_init+0xbe8/0x1590 [ 92.492845] ? v9fs_show_options+0x730/0x730 [ 92.500111] ? v9fs_mount+0x5e/0x870 [ 92.508630] ? rcu_read_lock_sched_held+0x110/0x130 [ 92.513834] ? kmem_cache_alloc_trace+0x626/0x790 [ 92.518769] ? free_pages+0x46/0x50 [ 92.522417] v9fs_mount+0x7d/0x870 [ 92.525959] mount_fs+0x9d/0x2a7 [ 92.529357] vfs_kern_mount.part.0+0x5e/0x3d0 [ 92.534186] do_mount+0x417/0x27d0 [ 92.537728] ? copy_mount_options+0x5c/0x2f0 [ 92.542143] ? rcu_read_lock_sched_held+0x110/0x130 [ 92.547270] ? copy_mount_string+0x40/0x40 [ 92.551506] ? copy_mount_options+0x1fe/0x2f0 [ 92.556019] SyS_mount+0xab/0x120 [ 92.562631] ? copy_mnt_ns+0x8c0/0x8c0 [ 92.566618] do_syscall_64+0x1eb/0x630 [ 92.571099] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 92.576028] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 92.581349] RIP: 0033:0x458c29 [ 92.584525] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 92.592400] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 92.599670] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 92.606939] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 92.614556] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 92.622100] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 92.645211] FAULT_INJECTION: forcing a failure. [ 92.645211] name failslab, interval 1, probability 0, space 0, times 0 [ 92.659327] CPU: 0 PID: 7129 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 92.666309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.675694] Call Trace: [ 92.678282] dump_stack+0x138/0x19c [ 92.681905] should_fail.cold+0x10f/0x159 [ 92.686097] should_failslab+0xdb/0x130 [ 92.690065] __kmalloc+0x2f3/0x7a0 [ 92.693638] ? __lockdep_init_map+0x10c/0x570 [ 92.698123] ? __lockdep_init_map+0x10c/0x570 [ 92.702613] ? p9_fcall_alloc+0x1d/0x90 [ 92.706573] p9_fcall_alloc+0x1d/0x90 [ 92.710380] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 92.715582] p9_client_rpc+0x170/0x1190 [ 92.719579] ? p9_idpool_get+0xa3/0x100 [ 92.723546] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 92.729532] ? find_held_lock+0x35/0x130 [ 92.733598] ? p9_fid_create+0x2d5/0x3b0 [ 92.737654] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 92.742768] ? trace_hardirqs_on_caller+0x400/0x590 [ 92.747807] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 92.752920] p9_client_attach+0x152/0x6a0 [ 92.757061] ? trace_hardirqs_off+0xd/0x10 [ 92.761290] ? p9_client_readlink+0x410/0x410 [ 92.765774] ? trace_hardirqs_on_caller+0x400/0x590 [ 92.770791] v9fs_session_init+0xbe8/0x1590 [ 92.775136] ? v9fs_session_init+0xbe8/0x1590 [ 92.779626] ? v9fs_show_options+0x730/0x730 [ 92.784032] ? v9fs_mount+0x5e/0x870 [ 92.787762] ? rcu_read_lock_sched_held+0x110/0x130 [ 92.792927] ? kmem_cache_alloc_trace+0x626/0x790 [ 92.797765] ? free_pages+0x46/0x50 [ 92.801388] v9fs_mount+0x7d/0x870 [ 92.805960] mount_fs+0x9d/0x2a7 [ 92.809320] vfs_kern_mount.part.0+0x5e/0x3d0 [ 92.813829] do_mount+0x417/0x27d0 [ 92.817363] ? copy_mount_options+0x5c/0x2f0 [ 92.821765] ? rcu_read_lock_sched_held+0x110/0x130 [ 92.826779] ? copy_mount_string+0x40/0x40 [ 92.831006] ? copy_mount_options+0x1fe/0x2f0 [ 92.835524] SyS_mount+0xab/0x120 [ 92.838992] ? copy_mnt_ns+0x8c0/0x8c0 [ 92.842875] do_syscall_64+0x1eb/0x630 [ 92.846746] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 92.851582] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 92.856762] RIP: 0033:0x458c29 [ 92.859938] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 92.867654] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 92.874941] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 92.882423] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 92.889691] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 92.896967] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 92.905081] 9pnet: Couldn't grow tag array [ 92.920773] FAULT_INJECTION: forcing a failure. [ 92.920773] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 92.932706] CPU: 0 PID: 7131 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 92.939630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.948997] Call Trace: [ 92.951585] dump_stack+0x138/0x19c [ 92.955211] should_fail.cold+0x10f/0x159 [ 92.959374] __alloc_pages_nodemask+0x1d6/0x7a0 [ 92.964048] ? cache_grow_end.part.0+0x92/0x160 [ 92.968709] ? __alloc_pages_slowpath+0x2930/0x2930 [ 92.973724] cache_grow_begin+0x80/0x410 [ 92.978935] __kmalloc+0x6c2/0x7a0 [ 92.982575] ? __lockdep_init_map+0x10c/0x570 [ 92.987518] ? p9_fcall_alloc+0x1d/0x90 [ 92.991491] p9_fcall_alloc+0x1d/0x90 [ 92.995292] p9_client_prepare_req.part.0+0x73c/0xa90 [ 93.000500] p9_client_rpc+0x170/0x1190 [ 93.004470] ? p9_idpool_get+0xa3/0x100 [ 93.008435] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 93.015389] ? find_held_lock+0x35/0x130 [ 93.019438] ? p9_fid_create+0x2d5/0x3b0 [ 93.023627] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 93.031790] ? trace_hardirqs_on_caller+0x400/0x590 [ 93.036805] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 93.041922] p9_client_attach+0x152/0x6a0 [ 93.046070] ? trace_hardirqs_off+0xd/0x10 [ 93.050310] ? p9_client_readlink+0x410/0x410 [ 93.054811] ? trace_hardirqs_on_caller+0x400/0x590 [ 93.059845] v9fs_session_init+0xbe8/0x1590 [ 93.064167] ? v9fs_session_init+0xbe8/0x1590 [ 93.068671] ? v9fs_show_options+0x730/0x730 [ 93.073081] ? v9fs_mount+0x5e/0x870 [ 93.076795] ? rcu_read_lock_sched_held+0x110/0x130 [ 93.081826] ? kmem_cache_alloc_trace+0x626/0x790 [ 93.086808] ? free_pages+0x46/0x50 [ 93.090802] v9fs_mount+0x7d/0x870 [ 93.094564] mount_fs+0x9d/0x2a7 [ 93.097926] vfs_kern_mount.part.0+0x5e/0x3d0 [ 93.102410] do_mount+0x417/0x27d0 [ 93.105939] ? copy_mount_options+0x5c/0x2f0 [ 93.110355] ? rcu_read_lock_sched_held+0x110/0x130 [ 93.115374] ? copy_mount_string+0x40/0x40 [ 93.119614] ? copy_mount_options+0x1fe/0x2f0 [ 93.124108] SyS_mount+0xab/0x120 [ 93.127640] ? copy_mnt_ns+0x8c0/0x8c0 [ 93.131526] do_syscall_64+0x1eb/0x630 [ 93.135587] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 93.140436] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 93.146206] RIP: 0033:0x458c29 [ 93.149408] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 93.157981] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 93.166790] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 93.174506] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 93.181928] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 93.189355] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 93.212154] FAULT_INJECTION: forcing a failure. [ 93.212154] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 93.224020] CPU: 0 PID: 7133 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 93.231288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.240748] Call Trace: [ 93.243446] dump_stack+0x138/0x19c [ 93.247069] should_fail.cold+0x10f/0x159 [ 93.251240] __alloc_pages_nodemask+0x1d6/0x7a0 [ 93.260590] ? cache_grow_end.part.0+0x92/0x160 [ 93.265273] ? __alloc_pages_slowpath+0x2930/0x2930 [ 93.271337] cache_grow_begin+0x80/0x410 [ 93.275630] __kmalloc+0x6c2/0x7a0 [ 93.279695] ? __lockdep_init_map+0x10c/0x570 [ 93.284193] ? p9_fcall_alloc+0x1d/0x90 [ 93.288170] p9_fcall_alloc+0x1d/0x90 [ 93.291967] p9_client_prepare_req.part.0+0x73c/0xa90 [ 93.300870] p9_client_rpc+0x170/0x1190 [ 93.305005] ? p9_idpool_get+0xa3/0x100 [ 93.308990] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 93.315111] ? find_held_lock+0x35/0x130 [ 93.319433] ? p9_fid_create+0x2d5/0x3b0 [ 93.323670] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 93.328962] ? trace_hardirqs_on_caller+0x400/0x590 [ 93.333998] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 93.339105] p9_client_attach+0x152/0x6a0 [ 93.343364] ? trace_hardirqs_off+0xd/0x10 [ 93.347612] ? p9_client_readlink+0x410/0x410 [ 93.352118] ? trace_hardirqs_on_caller+0x400/0x590 [ 93.357131] v9fs_session_init+0xbe8/0x1590 [ 93.361554] ? v9fs_session_init+0xbe8/0x1590 [ 93.366156] ? v9fs_show_options+0x730/0x730 [ 93.370577] ? v9fs_mount+0x5e/0x870 [ 93.374318] ? rcu_read_lock_sched_held+0x110/0x130 [ 93.379331] ? kmem_cache_alloc_trace+0x626/0x790 [ 93.384201] ? free_pages+0x46/0x50 [ 93.387857] v9fs_mount+0x7d/0x870 [ 93.391400] mount_fs+0x9d/0x2a7 [ 93.394804] vfs_kern_mount.part.0+0x5e/0x3d0 [ 93.399313] do_mount+0x417/0x27d0 [ 93.403356] ? copy_mount_options+0x5c/0x2f0 [ 93.407765] ? rcu_read_lock_sched_held+0x110/0x130 [ 93.412773] ? copy_mount_string+0x40/0x40 [ 93.417035] ? copy_mount_options+0x1fe/0x2f0 [ 93.421551] SyS_mount+0xab/0x120 [ 93.424996] ? copy_mnt_ns+0x8c0/0x8c0 [ 93.429222] do_syscall_64+0x1eb/0x630 [ 93.433133] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 93.439863] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 93.445058] RIP: 0033:0x458c29 [ 93.449050] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 93.456784] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 93.464055] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 93.471335] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 93.479235] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 93.486703] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 93.507843] FAULT_INJECTION: forcing a failure. [ 93.507843] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 93.520228] CPU: 0 PID: 7135 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 93.527168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.536530] Call Trace: [ 93.539353] dump_stack+0x138/0x19c [ 93.542991] should_fail.cold+0x10f/0x159 [ 93.547693] __alloc_pages_nodemask+0x1d6/0x7a0 [ 93.561125] ? cache_grow_end.part.0+0x92/0x160 [ 93.565791] ? __alloc_pages_slowpath+0x2930/0x2930 [ 93.570826] cache_grow_begin+0x80/0x410 [ 93.574889] __kmalloc+0x6c2/0x7a0 [ 93.578421] ? __lockdep_init_map+0x10c/0x570 [ 93.582918] ? p9_fcall_alloc+0x1d/0x90 [ 93.586905] p9_fcall_alloc+0x1d/0x90 [ 93.590733] p9_client_prepare_req.part.0+0x73c/0xa90 [ 93.596034] p9_client_rpc+0x170/0x1190 [ 93.600026] ? p9_idpool_get+0xa3/0x100 [ 93.604107] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 93.610098] ? find_held_lock+0x35/0x130 [ 93.614178] ? p9_fid_create+0x2d5/0x3b0 [ 93.618249] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 93.623345] ? trace_hardirqs_on_caller+0x400/0x590 [ 93.628448] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 93.633553] p9_client_attach+0x152/0x6a0 [ 93.637694] ? trace_hardirqs_off+0xd/0x10 [ 93.641924] ? p9_client_readlink+0x410/0x410 [ 93.646435] ? trace_hardirqs_on_caller+0x400/0x590 [ 93.651716] v9fs_session_init+0xbe8/0x1590 [ 93.656038] ? v9fs_session_init+0xbe8/0x1590 [ 93.660621] ? v9fs_show_options+0x730/0x730 [ 93.665042] ? v9fs_mount+0x5e/0x870 [ 93.668753] ? rcu_read_lock_sched_held+0x110/0x130 [ 93.673764] ? kmem_cache_alloc_trace+0x626/0x790 [ 93.678600] ? free_pages+0x46/0x50 [ 93.682224] v9fs_mount+0x7d/0x870 [ 93.685757] mount_fs+0x9d/0x2a7 [ 93.689116] vfs_kern_mount.part.0+0x5e/0x3d0 [ 93.693628] do_mount+0x417/0x27d0 [ 93.697162] ? copy_mount_options+0x5c/0x2f0 [ 93.701584] ? rcu_read_lock_sched_held+0x110/0x130 [ 93.706598] ? copy_mount_string+0x40/0x40 [ 93.710839] ? copy_mount_options+0x1fe/0x2f0 [ 93.715338] SyS_mount+0xab/0x120 [ 93.718777] ? copy_mnt_ns+0x8c0/0x8c0 [ 93.722672] do_syscall_64+0x1eb/0x630 [ 93.726554] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 93.731396] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 93.736576] RIP: 0033:0x458c29 [ 93.739752] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 93.747597] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 93.754869] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 93.762159] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 93.769433] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 93.776788] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 93.798574] FAULT_INJECTION: forcing a failure. [ 93.798574] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 93.810434] CPU: 0 PID: 7137 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 93.817377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.826733] Call Trace: [ 93.829661] dump_stack+0x138/0x19c [ 93.833285] should_fail.cold+0x10f/0x159 [ 93.837418] __alloc_pages_nodemask+0x1d6/0x7a0 [ 93.842166] ? trace_hardirqs_on_caller+0x400/0x590 [ 93.847174] ? __alloc_pages_slowpath+0x2930/0x2930 [ 93.852193] cache_grow_begin+0x80/0x410 [ 93.856250] __kmalloc+0x6c2/0x7a0 [ 93.859777] ? __lockdep_init_map+0x10c/0x570 [ 93.864553] ? p9_fcall_alloc+0x1d/0x90 [ 93.868519] p9_fcall_alloc+0x1d/0x90 [ 93.872347] p9_client_prepare_req.part.0+0x73c/0xa90 [ 93.877572] p9_client_rpc+0x170/0x1190 [ 93.881546] ? p9_idpool_get+0xa3/0x100 [ 93.885513] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 93.891483] ? find_held_lock+0x35/0x130 [ 93.895533] ? p9_fid_create+0x2d5/0x3b0 [ 93.899592] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 93.904801] ? trace_hardirqs_on_caller+0x400/0x590 [ 93.909815] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 93.914922] p9_client_attach+0x152/0x6a0 [ 93.919077] ? trace_hardirqs_off+0xd/0x10 [ 93.923313] ? p9_client_readlink+0x410/0x410 [ 93.927892] ? trace_hardirqs_on_caller+0x400/0x590 [ 93.932904] v9fs_session_init+0xbe8/0x1590 [ 93.937217] ? v9fs_session_init+0xbe8/0x1590 [ 93.941708] ? v9fs_show_options+0x730/0x730 [ 93.946114] ? v9fs_mount+0x5e/0x870 [ 93.949817] ? rcu_read_lock_sched_held+0x110/0x130 [ 93.954847] ? kmem_cache_alloc_trace+0x626/0x790 [ 93.959709] ? free_pages+0x46/0x50 [ 93.963332] v9fs_mount+0x7d/0x870 [ 93.966879] mount_fs+0x9d/0x2a7 [ 93.970255] vfs_kern_mount.part.0+0x5e/0x3d0 [ 93.974739] do_mount+0x417/0x27d0 [ 93.978264] ? copy_mount_options+0x5c/0x2f0 [ 93.982661] ? rcu_read_lock_sched_held+0x110/0x130 [ 93.987668] ? copy_mount_string+0x40/0x40 [ 93.991925] ? copy_mount_options+0x1fe/0x2f0 [ 93.996410] SyS_mount+0xab/0x120 [ 93.999882] ? copy_mnt_ns+0x8c0/0x8c0 [ 94.003782] do_syscall_64+0x1eb/0x630 [ 94.007657] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 94.012495] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 94.017670] RIP: 0033:0x458c29 [ 94.020874] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.029187] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 94.036465] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 94.043901] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 94.051185] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 94.058481] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 94.082888] FAULT_INJECTION: forcing a failure. [ 94.082888] name failslab, interval 1, probability 0, space 0, times 0 [ 94.094226] CPU: 1 PID: 7139 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 94.101161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.110509] Call Trace: [ 94.113096] dump_stack+0x138/0x19c [ 94.116720] should_fail.cold+0x10f/0x159 [ 94.120864] should_failslab+0xdb/0x130 [ 94.124843] kmem_cache_alloc_trace+0x2ec/0x790 [ 94.129509] ? p9_client_readlink+0x410/0x410 [ 94.133998] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 94.139300] v9fs_session_init+0xc77/0x1590 [ 94.143623] ? v9fs_show_options+0x730/0x730 [ 94.148061] ? v9fs_mount+0x5e/0x870 [ 94.151767] ? rcu_read_lock_sched_held+0x110/0x130 [ 94.156786] ? kmem_cache_alloc_trace+0x626/0x790 [ 94.161626] ? free_pages+0x46/0x50 [ 94.165258] v9fs_mount+0x7d/0x870 [ 94.168802] mount_fs+0x9d/0x2a7 [ 94.172166] vfs_kern_mount.part.0+0x5e/0x3d0 [ 94.176713] do_mount+0x417/0x27d0 [ 94.180251] ? copy_mount_options+0x5c/0x2f0 [ 94.184654] ? rcu_read_lock_sched_held+0x110/0x130 [ 94.189667] ? copy_mount_string+0x40/0x40 [ 94.193909] ? copy_mount_options+0x1fe/0x2f0 [ 94.198406] SyS_mount+0xab/0x120 [ 94.201853] ? copy_mnt_ns+0x8c0/0x8c0 [ 94.205732] do_syscall_64+0x1eb/0x630 [ 94.209611] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 94.214453] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 94.219634] RIP: 0033:0x458c29 [ 94.222862] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.230563] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 94.237837] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 94.245094] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 94.252349] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 94.259607] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 94.285037] FAULT_INJECTION: forcing a failure. [ 94.285037] name failslab, interval 1, probability 0, space 0, times 0 [ 94.296431] CPU: 0 PID: 7141 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 94.303377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.312727] Call Trace: [ 94.315314] dump_stack+0x138/0x19c [ 94.318936] should_fail.cold+0x10f/0x159 [ 94.323077] should_failslab+0xdb/0x130 [ 94.327048] kmem_cache_alloc+0x2d9/0x780 [ 94.331187] ? snprintf+0xd0/0xd0 [ 94.334627] ? kmem_cache_alloc_trace+0x626/0x790 [ 94.339488] __fscache_acquire_cookie+0xe1/0x430 [ 94.344249] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 94.349437] v9fs_session_init+0xc77/0x1590 [ 94.353784] ? v9fs_show_options+0x730/0x730 [ 94.358187] ? v9fs_mount+0x5e/0x870 [ 94.361891] ? rcu_read_lock_sched_held+0x110/0x130 [ 94.366905] ? kmem_cache_alloc_trace+0x626/0x790 [ 94.371916] ? free_pages+0x46/0x50 [ 94.375554] v9fs_mount+0x7d/0x870 [ 94.379110] mount_fs+0x9d/0x2a7 [ 94.382570] vfs_kern_mount.part.0+0x5e/0x3d0 [ 94.387309] do_mount+0x417/0x27d0 [ 94.390860] ? copy_mount_options+0x5c/0x2f0 [ 94.395409] ? rcu_read_lock_sched_held+0x110/0x130 [ 94.400688] ? copy_mount_string+0x40/0x40 [ 94.404948] ? copy_mount_options+0x1fe/0x2f0 [ 94.409442] SyS_mount+0xab/0x120 [ 94.412912] ? copy_mnt_ns+0x8c0/0x8c0 [ 94.416798] do_syscall_64+0x1eb/0x630 [ 94.420686] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 94.425525] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 94.430716] RIP: 0033:0x458c29 [ 94.433904] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.441867] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 94.449137] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 94.456396] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 94.463657] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 94.470938] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 94.491106] FAULT_INJECTION: forcing a failure. [ 94.491106] name failslab, interval 1, probability 0, space 0, times 0 [ 94.503002] CPU: 0 PID: 7143 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 94.509937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.519289] Call Trace: [ 94.521888] dump_stack+0x138/0x19c [ 94.525509] should_fail.cold+0x10f/0x159 [ 94.529644] should_failslab+0xdb/0x130 [ 94.533610] __kmalloc+0x2f3/0x7a0 [ 94.538442] ? __lockdep_init_map+0x10c/0x570 [ 94.543127] ? p9_fcall_alloc+0x1d/0x90 [ 94.547091] p9_fcall_alloc+0x1d/0x90 [ 94.550891] p9_client_prepare_req.part.0+0x73c/0xa90 [ 94.556086] p9_client_rpc+0x170/0x1190 [ 94.560060] ? p9_idpool_get+0xa3/0x100 [ 94.564059] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 94.570029] ? find_held_lock+0x35/0x130 [ 94.574091] ? p9_fid_create+0x2d5/0x3b0 [ 94.578147] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 94.583251] ? trace_hardirqs_on_caller+0x400/0x590 [ 94.588267] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 94.593374] p9_client_attach+0x152/0x6a0 [ 94.597910] ? trace_hardirqs_off+0xd/0x10 [ 94.602162] ? p9_client_readlink+0x410/0x410 [ 94.606744] ? trace_hardirqs_on_caller+0x400/0x590 [ 94.611758] v9fs_session_init+0xbe8/0x1590 [ 94.616085] ? v9fs_session_init+0xbe8/0x1590 [ 94.620584] ? v9fs_show_options+0x730/0x730 [ 94.625007] ? v9fs_mount+0x5e/0x870 [ 94.628716] ? rcu_read_lock_sched_held+0x110/0x130 [ 94.633722] ? kmem_cache_alloc_trace+0x626/0x790 [ 94.638566] ? free_pages+0x46/0x50 [ 94.642185] v9fs_mount+0x7d/0x870 [ 94.645712] mount_fs+0x9d/0x2a7 [ 94.649073] vfs_kern_mount.part.0+0x5e/0x3d0 [ 94.653572] do_mount+0x417/0x27d0 [ 94.657098] ? retint_kernel+0x2d/0x2d [ 94.660976] ? copy_mount_string+0x40/0x40 [ 94.665200] ? copy_mount_options+0x1a0/0x2f0 [ 94.670702] ? copy_mount_options+0x1fe/0x2f0 [ 94.675191] SyS_mount+0xab/0x120 [ 94.678634] ? copy_mnt_ns+0x8c0/0x8c0 [ 94.682513] do_syscall_64+0x1eb/0x630 [ 94.686561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 94.691397] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 94.696572] RIP: 0033:0x458c29 [ 94.699747] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.707446] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 94.714708] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 94.721969] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 94.729238] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 94.736531] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 94.744322] 9pnet: Couldn't grow tag array [ 94.758196] FAULT_INJECTION: forcing a failure. [ 94.758196] name failslab, interval 1, probability 0, space 0, times 0 [ 94.770915] CPU: 1 PID: 7145 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 94.777904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.787305] Call Trace: [ 94.789890] dump_stack+0x138/0x19c [ 94.793510] should_fail.cold+0x10f/0x159 [ 94.797649] should_failslab+0xdb/0x130 [ 94.801640] kmem_cache_alloc_trace+0x2ec/0x790 [ 94.806298] ? p9_client_readlink+0x410/0x410 [ 94.810784] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 94.816054] v9fs_session_init+0xc77/0x1590 [ 94.820370] ? v9fs_show_options+0x730/0x730 [ 94.824781] ? v9fs_mount+0x5e/0x870 [ 94.828489] ? rcu_read_lock_sched_held+0x110/0x130 [ 94.837373] ? kmem_cache_alloc_trace+0x626/0x790 [ 94.842247] ? free_pages+0x46/0x50 [ 94.845872] v9fs_mount+0x7d/0x870 [ 94.849403] mount_fs+0x9d/0x2a7 [ 94.852786] vfs_kern_mount.part.0+0x5e/0x3d0 [ 94.857296] do_mount+0x417/0x27d0 [ 94.860829] ? copy_mount_options+0x5c/0x2f0 [ 94.865493] ? rcu_read_lock_sched_held+0x110/0x130 [ 94.874186] ? copy_mount_string+0x40/0x40 [ 94.878420] ? copy_mount_options+0x1fe/0x2f0 [ 94.882913] SyS_mount+0xab/0x120 [ 94.886526] ? copy_mnt_ns+0x8c0/0x8c0 [ 94.890626] do_syscall_64+0x1eb/0x630 [ 94.894513] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 94.899353] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 94.904537] RIP: 0033:0x458c29 [ 94.907716] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.915516] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 94.922786] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 94.930066] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 94.937341] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 94.944606] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 94.966825] FAULT_INJECTION: forcing a failure. [ 94.966825] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 94.979643] CPU: 0 PID: 7147 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 94.986570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.996073] Call Trace: [ 94.998657] dump_stack+0x138/0x19c [ 95.002275] should_fail.cold+0x10f/0x159 [ 95.006409] __alloc_pages_nodemask+0x1d6/0x7a0 [ 95.011182] ? cache_grow_end.part.0+0x92/0x160 [ 95.015839] ? __alloc_pages_slowpath+0x2930/0x2930 [ 95.020854] cache_grow_begin+0x80/0x410 [ 95.024946] __kmalloc+0x6c2/0x7a0 [ 95.028687] ? __lockdep_init_map+0x10c/0x570 [ 95.033213] ? p9_fcall_alloc+0x1d/0x90 [ 95.037179] p9_fcall_alloc+0x1d/0x90 [ 95.041053] p9_client_prepare_req.part.0+0x73c/0xa90 [ 95.046254] p9_client_rpc+0x170/0x1190 [ 95.050225] ? p9_idpool_get+0xa3/0x100 [ 95.054216] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 95.062491] ? find_held_lock+0x35/0x130 [ 95.066567] ? p9_fid_create+0x2d5/0x3b0 [ 95.070634] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 95.075747] ? trace_hardirqs_on_caller+0x400/0x590 [ 95.080769] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 95.085879] p9_client_attach+0x152/0x6a0 [ 95.090022] ? trace_hardirqs_off+0xd/0x10 [ 95.094259] ? p9_client_readlink+0x410/0x410 [ 95.098771] ? trace_hardirqs_on_caller+0x400/0x590 [ 95.103787] v9fs_session_init+0xbe8/0x1590 [ 95.108097] ? v9fs_session_init+0xbe8/0x1590 [ 95.112584] ? v9fs_show_options+0x730/0x730 [ 95.117108] ? v9fs_mount+0x5e/0x870 [ 95.120835] ? rcu_read_lock_sched_held+0x110/0x130 [ 95.126041] ? kmem_cache_alloc_trace+0x626/0x790 [ 95.130887] ? free_pages+0x46/0x50 [ 95.134548] v9fs_mount+0x7d/0x870 [ 95.138080] mount_fs+0x9d/0x2a7 [ 95.141529] vfs_kern_mount.part.0+0x5e/0x3d0 [ 95.146120] do_mount+0x417/0x27d0 [ 95.149988] ? copy_mount_options+0x5c/0x2f0 [ 95.154391] ? rcu_read_lock_sched_held+0x110/0x130 [ 95.159841] ? copy_mount_string+0x40/0x40 [ 95.164240] ? copy_mount_options+0x1fe/0x2f0 [ 95.168727] SyS_mount+0xab/0x120 [ 95.172172] ? copy_mnt_ns+0x8c0/0x8c0 [ 95.176072] do_syscall_64+0x1eb/0x630 [ 95.179974] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 95.184832] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 95.190019] RIP: 0033:0x458c29 [ 95.193208] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.200916] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 95.208205] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 95.215488] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 95.222751] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 95.230018] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 95.252568] FAULT_INJECTION: forcing a failure. [ 95.252568] name failslab, interval 1, probability 0, space 0, times 0 [ 95.263984] CPU: 1 PID: 7149 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 95.270921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.280275] Call Trace: [ 95.282856] dump_stack+0x138/0x19c [ 95.286474] should_fail.cold+0x10f/0x159 [ 95.290614] should_failslab+0xdb/0x130 [ 95.294582] kmem_cache_alloc+0x2d9/0x780 [ 95.298727] ? snprintf+0xd0/0xd0 [ 95.302192] ? kmem_cache_alloc_trace+0x626/0x790 [ 95.307078] __fscache_acquire_cookie+0xe1/0x430 [ 95.311855] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 95.317050] v9fs_session_init+0xc77/0x1590 [ 95.321400] ? v9fs_show_options+0x730/0x730 [ 95.325841] ? v9fs_mount+0x5e/0x870 [ 95.329549] ? rcu_read_lock_sched_held+0x110/0x130 [ 95.334566] ? kmem_cache_alloc_trace+0x626/0x790 [ 95.339407] ? free_pages+0x46/0x50 [ 95.343032] v9fs_mount+0x7d/0x870 [ 95.346607] mount_fs+0x9d/0x2a7 [ 95.349970] vfs_kern_mount.part.0+0x5e/0x3d0 [ 95.354603] do_mount+0x417/0x27d0 [ 95.358141] ? retint_kernel+0x2d/0x2d [ 95.362028] ? copy_mount_string+0x40/0x40 [ 95.366307] ? copy_mount_options+0x1a0/0x2f0 [ 95.370801] ? copy_mount_options+0x1fe/0x2f0 [ 95.375300] SyS_mount+0xab/0x120 [ 95.378832] ? copy_mnt_ns+0x8c0/0x8c0 [ 95.382739] do_syscall_64+0x1eb/0x630 [ 95.386622] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 95.391459] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 95.396641] RIP: 0033:0x458c29 [ 95.399825] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.407520] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 95.414782] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 95.422071] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 95.429358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 95.436616] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 95.459466] FAULT_INJECTION: forcing a failure. [ 95.459466] name failslab, interval 1, probability 0, space 0, times 0 [ 95.470871] CPU: 0 PID: 7152 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 95.477801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.488249] Call Trace: [ 95.490831] dump_stack+0x138/0x19c [ 95.494455] should_fail.cold+0x10f/0x159 [ 95.498604] should_failslab+0xdb/0x130 [ 95.502585] kmem_cache_alloc_trace+0x2ec/0x790 [ 95.507245] ? p9_client_readlink+0x410/0x410 [ 95.511756] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 95.517031] v9fs_session_init+0xc77/0x1590 [ 95.521368] ? v9fs_show_options+0x730/0x730 [ 95.525781] ? v9fs_mount+0x5e/0x870 [ 95.529483] ? rcu_read_lock_sched_held+0x110/0x130 [ 95.534490] ? kmem_cache_alloc_trace+0x626/0x790 [ 95.539327] ? free_pages+0x46/0x50 [ 95.546063] v9fs_mount+0x7d/0x870 [ 95.549610] mount_fs+0x9d/0x2a7 [ 95.552975] vfs_kern_mount.part.0+0x5e/0x3d0 [ 95.557488] do_mount+0x417/0x27d0 [ 95.561231] ? copy_mount_options+0x5c/0x2f0 [ 95.565777] ? rcu_read_lock_sched_held+0x110/0x130 [ 95.570801] ? copy_mount_string+0x40/0x40 [ 95.575203] ? copy_mount_options+0x1fe/0x2f0 [ 95.579823] SyS_mount+0xab/0x120 [ 95.583265] ? copy_mnt_ns+0x8c0/0x8c0 [ 95.587173] do_syscall_64+0x1eb/0x630 [ 95.591058] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 95.595917] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 95.601137] RIP: 0033:0x458c29 [ 95.604312] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.612024] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 95.619300] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 95.626650] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 95.633937] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 95.641339] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 95.662299] FAULT_INJECTION: forcing a failure. [ 95.662299] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 95.674151] CPU: 0 PID: 7153 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 95.681063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.690432] Call Trace: [ 95.693017] dump_stack+0x138/0x19c [ 95.696635] should_fail.cold+0x10f/0x159 [ 95.700779] __alloc_pages_nodemask+0x1d6/0x7a0 [ 95.705443] ? cache_grow_end.part.0+0x92/0x160 [ 95.710104] ? __alloc_pages_slowpath+0x2930/0x2930 [ 95.715156] cache_grow_begin+0x80/0x410 [ 95.719208] __kmalloc+0x6c2/0x7a0 [ 95.722737] ? __lockdep_init_map+0x10c/0x570 [ 95.727238] ? p9_fcall_alloc+0x1d/0x90 [ 95.731220] p9_fcall_alloc+0x1d/0x90 [ 95.735006] p9_client_prepare_req.part.0+0x73c/0xa90 [ 95.740194] p9_client_rpc+0x170/0x1190 [ 95.744154] ? p9_idpool_get+0xa3/0x100 [ 95.748612] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 95.754574] ? find_held_lock+0x35/0x130 [ 95.758623] ? p9_fid_create+0x2d5/0x3b0 [ 95.762674] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 95.767760] ? trace_hardirqs_on_caller+0x400/0x590 [ 95.772761] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 95.777858] p9_client_attach+0x152/0x6a0 [ 95.782015] ? trace_hardirqs_off+0xd/0x10 [ 95.786549] ? p9_client_readlink+0x410/0x410 [ 95.791045] ? trace_hardirqs_on_caller+0x400/0x590 [ 95.796049] v9fs_session_init+0xbe8/0x1590 [ 95.800378] ? v9fs_session_init+0xbe8/0x1590 [ 95.805072] ? v9fs_show_options+0x730/0x730 [ 95.809494] ? v9fs_mount+0x5e/0x870 [ 95.813217] ? rcu_read_lock_sched_held+0x110/0x130 [ 95.818231] ? kmem_cache_alloc_trace+0x626/0x790 [ 95.823082] ? free_pages+0x46/0x50 [ 95.826698] v9fs_mount+0x7d/0x870 [ 95.830238] mount_fs+0x9d/0x2a7 [ 95.833605] vfs_kern_mount.part.0+0x5e/0x3d0 [ 95.838088] do_mount+0x417/0x27d0 [ 95.841615] ? copy_mount_options+0x5c/0x2f0 [ 95.846009] ? rcu_read_lock_sched_held+0x110/0x130 [ 95.851017] ? copy_mount_string+0x40/0x40 [ 95.855269] ? copy_mount_options+0x1fe/0x2f0 [ 95.859773] SyS_mount+0xab/0x120 [ 95.863217] ? copy_mnt_ns+0x8c0/0x8c0 [ 95.867092] do_syscall_64+0x1eb/0x630 [ 95.870989] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 95.875837] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 95.881016] RIP: 0033:0x458c29 [ 95.884210] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.891917] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 95.899208] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 95.906501] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 95.913784] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 95.921147] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 95.942336] FAULT_INJECTION: forcing a failure. [ 95.942336] name failslab, interval 1, probability 0, space 0, times 0 [ 95.954598] CPU: 1 PID: 7155 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 95.961581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.970977] Call Trace: [ 95.973562] dump_stack+0x138/0x19c [ 95.977181] should_fail.cold+0x10f/0x159 [ 95.981341] should_failslab+0xdb/0x130 [ 95.985337] kmem_cache_alloc+0x2d9/0x780 [ 95.989517] ? snprintf+0xd0/0xd0 [ 95.992967] ? kmem_cache_alloc_trace+0x626/0x790 [ 95.997820] __fscache_acquire_cookie+0xe1/0x430 [ 96.002574] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 96.007761] v9fs_session_init+0xc77/0x1590 [ 96.012080] ? v9fs_show_options+0x730/0x730 [ 96.016480] ? v9fs_mount+0x5e/0x870 [ 96.020214] ? rcu_read_lock_sched_held+0x110/0x130 [ 96.025225] ? kmem_cache_alloc_trace+0x626/0x790 [ 96.030083] ? free_pages+0x46/0x50 [ 96.033704] v9fs_mount+0x7d/0x870 [ 96.037238] mount_fs+0x9d/0x2a7 [ 96.040700] vfs_kern_mount.part.0+0x5e/0x3d0 [ 96.045210] do_mount+0x417/0x27d0 [ 96.048743] ? copy_mount_options+0x5c/0x2f0 [ 96.053576] ? rcu_read_lock_sched_held+0x110/0x130 [ 96.058599] ? copy_mount_string+0x40/0x40 [ 96.062852] ? copy_mount_options+0x1fe/0x2f0 [ 96.067342] SyS_mount+0xab/0x120 [ 96.070799] ? copy_mnt_ns+0x8c0/0x8c0 [ 96.074688] do_syscall_64+0x1eb/0x630 [ 96.078576] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 96.083413] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 96.088599] RIP: 0033:0x458c29 [ 96.091778] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 96.099501] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 96.106777] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 96.114078] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 96.121341] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 96.128601] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 96.151741] FAULT_INJECTION: forcing a failure. [ 96.151741] name failslab, interval 1, probability 0, space 0, times 0 [ 96.163175] CPU: 0 PID: 7157 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 96.170134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.179496] Call Trace: [ 96.182164] dump_stack+0x138/0x19c [ 96.185785] should_fail.cold+0x10f/0x159 [ 96.189928] should_failslab+0xdb/0x130 [ 96.193934] __kmalloc+0x2f3/0x7a0 [ 96.197466] ? __lockdep_init_map+0x10c/0x570 [ 96.201970] ? p9_fcall_alloc+0x1d/0x90 [ 96.205946] p9_fcall_alloc+0x1d/0x90 [ 96.209742] p9_client_prepare_req.part.0+0x73c/0xa90 [ 96.214968] p9_client_rpc+0x170/0x1190 [ 96.218931] ? p9_idpool_get+0xa3/0x100 [ 96.222895] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 96.228859] ? find_held_lock+0x35/0x130 [ 96.232912] ? p9_fid_create+0x2d5/0x3b0 [ 96.236972] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 96.242070] ? trace_hardirqs_on_caller+0x400/0x590 [ 96.247083] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 96.252177] p9_client_attach+0x152/0x6a0 [ 96.256321] ? trace_hardirqs_off+0xd/0x10 [ 96.260689] ? p9_client_readlink+0x410/0x410 [ 96.265197] ? trace_hardirqs_on_caller+0x400/0x590 [ 96.270327] v9fs_session_init+0xbe8/0x1590 [ 96.274642] ? v9fs_session_init+0xbe8/0x1590 [ 96.279152] ? v9fs_show_options+0x730/0x730 [ 96.283568] ? v9fs_mount+0x5e/0x870 [ 96.287268] ? rcu_read_lock_sched_held+0x110/0x130 [ 96.292272] ? kmem_cache_alloc_trace+0x626/0x790 [ 96.297120] ? free_pages+0x46/0x50 [ 96.300737] v9fs_mount+0x7d/0x870 [ 96.304285] mount_fs+0x9d/0x2a7 [ 96.307641] vfs_kern_mount.part.0+0x5e/0x3d0 [ 96.312232] do_mount+0x417/0x27d0 [ 96.315756] ? copy_mount_options+0x5c/0x2f0 [ 96.320151] ? rcu_read_lock_sched_held+0x110/0x130 [ 96.325156] ? copy_mount_string+0x40/0x40 [ 96.329394] ? copy_mount_options+0x1fe/0x2f0 [ 96.333936] SyS_mount+0xab/0x120 [ 96.337381] ? copy_mnt_ns+0x8c0/0x8c0 [ 96.341345] do_syscall_64+0x1eb/0x630 [ 96.345217] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 96.350060] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 96.355285] RIP: 0033:0x458c29 [ 96.358470] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 96.366167] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 96.373447] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 96.380734] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 96.388025] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 96.395500] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 96.404105] 9pnet: Couldn't grow tag array [ 96.420457] FAULT_INJECTION: forcing a failure. [ 96.420457] name failslab, interval 1, probability 0, space 0, times 0 [ 96.431766] CPU: 0 PID: 7159 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 96.438729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.448104] Call Trace: [ 96.450685] dump_stack+0x138/0x19c [ 96.454322] should_fail.cold+0x10f/0x159 [ 96.458492] should_failslab+0xdb/0x130 [ 96.462503] kmem_cache_alloc+0x2d9/0x780 [ 96.466638] ? snprintf+0xd0/0xd0 [ 96.470086] ? kmem_cache_alloc_trace+0x626/0x790 [ 96.475172] __fscache_acquire_cookie+0xe1/0x430 [ 96.479919] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 96.485100] v9fs_session_init+0xc77/0x1590 [ 96.489417] ? v9fs_show_options+0x730/0x730 [ 96.493813] ? v9fs_mount+0x5e/0x870 [ 96.497560] ? rcu_read_lock_sched_held+0x110/0x130 [ 96.502583] ? kmem_cache_alloc_trace+0x626/0x790 [ 96.507964] ? free_pages+0x46/0x50 [ 96.511675] v9fs_mount+0x7d/0x870 [ 96.515207] mount_fs+0x9d/0x2a7 [ 96.518562] vfs_kern_mount.part.0+0x5e/0x3d0 [ 96.523047] do_mount+0x417/0x27d0 [ 96.526578] ? copy_mount_options+0x5c/0x2f0 [ 96.530977] ? rcu_read_lock_sched_held+0x110/0x130 [ 96.535994] ? copy_mount_string+0x40/0x40 [ 96.542374] ? copy_mount_options+0x1fe/0x2f0 [ 96.547062] SyS_mount+0xab/0x120 [ 96.550597] ? copy_mnt_ns+0x8c0/0x8c0 [ 96.554498] do_syscall_64+0x1eb/0x630 [ 96.561620] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 96.574514] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 96.579732] RIP: 0033:0x458c29 [ 96.582905] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 96.590600] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 96.597947] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 96.605289] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 96.612557] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 96.620076] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 96.643163] FAULT_INJECTION: forcing a failure. [ 96.643163] name failslab, interval 1, probability 0, space 0, times 0 [ 96.654482] CPU: 0 PID: 7161 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 96.661506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.670849] Call Trace: [ 96.673426] dump_stack+0x138/0x19c [ 96.677141] should_fail.cold+0x10f/0x159 [ 96.681277] should_failslab+0xdb/0x130 [ 96.685262] kmem_cache_alloc_trace+0x2ec/0x790 [ 96.689943] ? p9_client_readlink+0x410/0x410 [ 96.694425] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 96.699714] v9fs_session_init+0xc77/0x1590 [ 96.704034] ? v9fs_show_options+0x730/0x730 [ 96.708442] ? v9fs_mount+0x5e/0x870 [ 96.712172] ? rcu_read_lock_sched_held+0x110/0x130 [ 96.717700] ? kmem_cache_alloc_trace+0x626/0x790 [ 96.722538] ? free_pages+0x46/0x50 [ 96.726158] v9fs_mount+0x7d/0x870 [ 96.729712] mount_fs+0x9d/0x2a7 [ 96.733092] vfs_kern_mount.part.0+0x5e/0x3d0 [ 96.737589] do_mount+0x417/0x27d0 [ 96.741117] ? copy_mount_options+0x5c/0x2f0 [ 96.745514] ? rcu_read_lock_sched_held+0x110/0x130 [ 96.750518] ? copy_mount_string+0x40/0x40 [ 96.755257] ? copy_mount_options+0x1fe/0x2f0 [ 96.759759] SyS_mount+0xab/0x120 [ 96.763213] ? copy_mnt_ns+0x8c0/0x8c0 [ 96.767093] do_syscall_64+0x1eb/0x630 [ 96.770969] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 96.775804] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 96.780990] RIP: 0033:0x458c29 [ 96.784183] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 96.791890] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 96.799163] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 96.806445] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 96.813728] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 2019/04/20 00:24:45 executed programs: 29 [ 96.820996] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 96.845124] FAULT_INJECTION: forcing a failure. [ 96.845124] name failslab, interval 1, probability 0, space 0, times 0 [ 96.856935] CPU: 0 PID: 7164 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 96.864381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.881812] Call Trace: [ 96.884424] dump_stack+0x138/0x19c [ 96.888044] should_fail.cold+0x10f/0x159 [ 96.892211] should_failslab+0xdb/0x130 [ 96.896176] kmem_cache_alloc+0x2d9/0x780 [ 96.900316] ? snprintf+0xd0/0xd0 [ 96.903783] ? kmem_cache_alloc_trace+0x626/0x790 [ 96.908622] __fscache_acquire_cookie+0xe1/0x430 [ 96.913479] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 96.918658] v9fs_session_init+0xc77/0x1590 [ 96.922975] ? v9fs_show_options+0x730/0x730 [ 96.927384] ? v9fs_mount+0x5e/0x870 [ 96.931084] ? rcu_read_lock_sched_held+0x110/0x130 [ 96.936452] ? kmem_cache_alloc_trace+0x626/0x790 [ 96.941298] ? free_pages+0x46/0x50 [ 96.944915] v9fs_mount+0x7d/0x870 [ 96.948472] mount_fs+0x9d/0x2a7 [ 96.951832] vfs_kern_mount.part.0+0x5e/0x3d0 [ 96.956335] do_mount+0x417/0x27d0 [ 96.959879] ? copy_mount_options+0x5c/0x2f0 [ 96.964371] ? rcu_read_lock_sched_held+0x110/0x130 [ 96.969397] ? copy_mount_string+0x40/0x40 [ 96.973627] ? copy_mount_options+0x1fe/0x2f0 [ 96.979127] SyS_mount+0xab/0x120 [ 96.982574] ? copy_mnt_ns+0x8c0/0x8c0 [ 96.986465] do_syscall_64+0x1eb/0x630 [ 96.990376] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 96.995230] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 97.000416] RIP: 0033:0x458c29 [ 97.003589] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 97.011310] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 97.018689] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 97.025947] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 97.033205] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 97.040496] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 97.063028] FAULT_INJECTION: forcing a failure. [ 97.063028] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 97.074966] CPU: 0 PID: 7165 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 97.081908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.091286] Call Trace: [ 97.093871] dump_stack+0x138/0x19c [ 97.097488] should_fail.cold+0x10f/0x159 [ 97.101631] __alloc_pages_nodemask+0x1d6/0x7a0 [ 97.106305] ? cache_grow_end.part.0+0x92/0x160 [ 97.110963] ? __alloc_pages_slowpath+0x2930/0x2930 [ 97.116009] cache_grow_begin+0x80/0x410 [ 97.120252] __kmalloc+0x6c2/0x7a0 [ 97.123799] ? __lockdep_init_map+0x10c/0x570 [ 97.128287] ? p9_fcall_alloc+0x1d/0x90 [ 97.132248] p9_fcall_alloc+0x1d/0x90 [ 97.136059] p9_client_prepare_req.part.0+0x73c/0xa90 [ 97.141247] p9_client_rpc+0x170/0x1190 [ 97.145222] ? p9_idpool_get+0xa3/0x100 [ 97.149183] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 97.155173] ? find_held_lock+0x35/0x130 [ 97.159228] ? p9_fid_create+0x2d5/0x3b0 [ 97.163325] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 97.168623] ? trace_hardirqs_on_caller+0x400/0x590 [ 97.174965] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 97.180069] p9_client_attach+0x152/0x6a0 [ 97.184218] ? trace_hardirqs_off+0xd/0x10 [ 97.188439] ? p9_client_readlink+0x410/0x410 [ 97.192947] ? trace_hardirqs_on_caller+0x400/0x590 [ 97.197954] v9fs_session_init+0xbe8/0x1590 [ 97.202262] ? v9fs_session_init+0xbe8/0x1590 [ 97.206764] ? v9fs_show_options+0x730/0x730 [ 97.211160] ? v9fs_mount+0x5e/0x870 [ 97.214864] ? rcu_read_lock_sched_held+0x110/0x130 [ 97.219872] ? kmem_cache_alloc_trace+0x626/0x790 [ 97.224710] ? free_pages+0x46/0x50 [ 97.228327] v9fs_mount+0x7d/0x870 [ 97.231859] mount_fs+0x9d/0x2a7 [ 97.235217] vfs_kern_mount.part.0+0x5e/0x3d0 [ 97.239724] do_mount+0x417/0x27d0 [ 97.243257] ? retint_kernel+0x2d/0x2d [ 97.247157] ? copy_mount_string+0x40/0x40 [ 97.251384] ? copy_mount_options+0x195/0x2f0 [ 97.255870] ? copy_mount_options+0x1fe/0x2f0 [ 97.260363] SyS_mount+0xab/0x120 [ 97.263837] ? copy_mnt_ns+0x8c0/0x8c0 [ 97.267715] do_syscall_64+0x1eb/0x630 [ 97.271591] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 97.276455] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 97.282183] RIP: 0033:0x458c29 [ 97.285366] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 97.293071] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 97.300339] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 97.307620] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 97.314913] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 97.322205] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 97.343747] FAULT_INJECTION: forcing a failure. [ 97.343747] name failslab, interval 1, probability 0, space 0, times 0 [ 97.355082] CPU: 0 PID: 7167 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 97.362067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.371437] Call Trace: [ 97.375237] dump_stack+0x138/0x19c [ 97.378913] should_fail.cold+0x10f/0x159 [ 97.383060] should_failslab+0xdb/0x130 [ 97.387034] kmem_cache_alloc_trace+0x2ec/0x790 [ 97.392149] ? p9_client_readlink+0x410/0x410 [ 97.396726] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 97.402004] v9fs_session_init+0xc77/0x1590 [ 97.406319] ? v9fs_show_options+0x730/0x730 [ 97.410840] ? v9fs_mount+0x5e/0x870 [ 97.414558] ? rcu_read_lock_sched_held+0x110/0x130 [ 97.419632] ? kmem_cache_alloc_trace+0x626/0x790 [ 97.424491] ? free_pages+0x46/0x50 [ 97.428120] v9fs_mount+0x7d/0x870 [ 97.431671] mount_fs+0x9d/0x2a7 [ 97.435039] vfs_kern_mount.part.0+0x5e/0x3d0 [ 97.440343] do_mount+0x417/0x27d0 [ 97.443880] ? copy_mount_options+0x5c/0x2f0 [ 97.448719] ? rcu_read_lock_sched_held+0x110/0x130 [ 97.453729] ? copy_mount_string+0x40/0x40 [ 97.457958] ? copy_mount_options+0x1fe/0x2f0 [ 97.462462] SyS_mount+0xab/0x120 [ 97.465903] ? copy_mnt_ns+0x8c0/0x8c0 [ 97.469784] do_syscall_64+0x1eb/0x630 [ 97.473657] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 97.478505] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 97.483681] RIP: 0033:0x458c29 [ 97.486852] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 97.494585] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 97.501842] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 97.509114] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 97.516460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 97.523713] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 97.546236] FAULT_INJECTION: forcing a failure. [ 97.546236] name failslab, interval 1, probability 0, space 0, times 0 [ 97.561388] CPU: 0 PID: 7169 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 97.568338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.577711] Call Trace: [ 97.580294] dump_stack+0x138/0x19c [ 97.583933] should_fail.cold+0x10f/0x159 [ 97.588081] should_failslab+0xdb/0x130 [ 97.592046] __kmalloc+0x2f3/0x7a0 [ 97.595572] ? __lockdep_init_map+0x10c/0x570 [ 97.600153] ? p9_fcall_alloc+0x1d/0x90 [ 97.604141] p9_fcall_alloc+0x1d/0x90 [ 97.607938] p9_client_prepare_req.part.0+0x73c/0xa90 [ 97.613121] p9_client_rpc+0x170/0x1190 [ 97.617092] ? p9_idpool_get+0xa3/0x100 [ 97.621057] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 97.627021] ? find_held_lock+0x35/0x130 [ 97.631070] ? p9_fid_create+0x2d5/0x3b0 [ 97.635125] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 97.640218] ? trace_hardirqs_on_caller+0x400/0x590 [ 97.645248] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 97.650346] p9_client_attach+0x152/0x6a0 [ 97.654681] ? trace_hardirqs_off+0xd/0x10 [ 97.658912] ? p9_client_readlink+0x410/0x410 [ 97.663404] ? trace_hardirqs_on_caller+0x400/0x590 [ 97.668423] v9fs_session_init+0xbe8/0x1590 [ 97.672745] ? v9fs_session_init+0xbe8/0x1590 [ 97.677240] ? v9fs_show_options+0x730/0x730 [ 97.681662] ? v9fs_mount+0x5e/0x870 [ 97.685366] ? rcu_read_lock_sched_held+0x110/0x130 [ 97.690568] ? kmem_cache_alloc_trace+0x626/0x790 [ 97.695416] ? free_pages+0x46/0x50 [ 97.699066] v9fs_mount+0x7d/0x870 [ 97.702603] mount_fs+0x9d/0x2a7 [ 97.705961] vfs_kern_mount.part.0+0x5e/0x3d0 [ 97.710453] do_mount+0x417/0x27d0 [ 97.714011] ? copy_mount_options+0x5c/0x2f0 [ 97.718441] ? rcu_read_lock_sched_held+0x110/0x130 [ 97.723458] ? copy_mount_string+0x40/0x40 [ 97.727688] ? copy_mount_options+0x1fe/0x2f0 [ 97.732175] SyS_mount+0xab/0x120 [ 97.735614] ? copy_mnt_ns+0x8c0/0x8c0 [ 97.739505] do_syscall_64+0x1eb/0x630 [ 97.743384] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 97.748218] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 97.753417] RIP: 0033:0x458c29 [ 97.756595] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 97.764313] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 97.771599] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 97.779033] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 97.786294] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 97.793560] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 97.802435] 9pnet: Couldn't grow tag array [ 97.819714] FAULT_INJECTION: forcing a failure. [ 97.819714] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 97.831565] CPU: 1 PID: 7172 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 97.838553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.847948] Call Trace: [ 97.850538] dump_stack+0x138/0x19c [ 97.854160] should_fail.cold+0x10f/0x159 [ 97.858302] __alloc_pages_nodemask+0x1d6/0x7a0 [ 97.863077] ? cache_grow_end.part.0+0x92/0x160 [ 97.868780] ? __alloc_pages_slowpath+0x2930/0x2930 [ 97.873891] cache_grow_begin+0x80/0x410 [ 97.877954] __kmalloc+0x6c2/0x7a0 [ 97.881488] ? __lockdep_init_map+0x10c/0x570 [ 97.886016] ? p9_fcall_alloc+0x1d/0x90 [ 97.890018] p9_fcall_alloc+0x1d/0x90 [ 97.893832] p9_client_prepare_req.part.0+0x73c/0xa90 [ 97.899018] p9_client_rpc+0x170/0x1190 [ 97.902997] ? p9_idpool_get+0xa3/0x100 [ 97.907002] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 97.913062] ? find_held_lock+0x35/0x130 [ 97.917137] ? p9_fid_create+0x2d5/0x3b0 [ 97.921194] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 97.926301] ? trace_hardirqs_on_caller+0x400/0x590 [ 97.931311] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 97.936409] p9_client_attach+0x152/0x6a0 [ 97.940670] ? trace_hardirqs_off+0xd/0x10 [ 97.944900] ? p9_client_readlink+0x410/0x410 [ 97.949388] ? trace_hardirqs_on_caller+0x400/0x590 [ 97.954411] v9fs_session_init+0xbe8/0x1590 [ 97.958735] ? v9fs_session_init+0xbe8/0x1590 [ 97.963247] ? v9fs_show_options+0x730/0x730 [ 97.967652] ? v9fs_mount+0x5e/0x870 [ 97.971363] ? rcu_read_lock_sched_held+0x110/0x130 [ 97.976376] ? kmem_cache_alloc_trace+0x626/0x790 [ 97.981247] ? free_pages+0x46/0x50 [ 97.984885] v9fs_mount+0x7d/0x870 [ 97.988532] mount_fs+0x9d/0x2a7 [ 97.991902] vfs_kern_mount.part.0+0x5e/0x3d0 [ 97.996390] do_mount+0x417/0x27d0 [ 97.999924] ? copy_mount_options+0x5c/0x2f0 [ 98.004329] ? rcu_read_lock_sched_held+0x110/0x130 [ 98.009353] ? copy_mount_string+0x40/0x40 [ 98.013588] ? copy_mount_options+0x1fe/0x2f0 [ 98.018105] SyS_mount+0xab/0x120 [ 98.021648] ? copy_mnt_ns+0x8c0/0x8c0 [ 98.025537] do_syscall_64+0x1eb/0x630 [ 98.029415] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 98.034291] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 98.039581] RIP: 0033:0x458c29 [ 98.042772] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 98.050474] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 98.057910] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 98.065177] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 98.072441] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 98.079906] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 98.105113] FAULT_INJECTION: forcing a failure. [ 98.105113] name failslab, interval 1, probability 0, space 0, times 0 [ 98.117281] CPU: 0 PID: 7173 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 98.124224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.133590] Call Trace: [ 98.136296] dump_stack+0x138/0x19c [ 98.139926] should_fail.cold+0x10f/0x159 [ 98.144114] should_failslab+0xdb/0x130 [ 98.148090] __kmalloc+0x2f3/0x7a0 [ 98.151626] ? __lockdep_init_map+0x10c/0x570 [ 98.156111] ? p9_fcall_alloc+0x1d/0x90 [ 98.160098] p9_fcall_alloc+0x1d/0x90 [ 98.164076] p9_client_prepare_req.part.0+0x73c/0xa90 [ 98.169279] p9_client_rpc+0x170/0x1190 [ 98.173245] ? p9_idpool_get+0xa3/0x100 [ 98.177214] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 98.183732] ? find_held_lock+0x35/0x130 [ 98.187817] ? p9_fid_create+0x2d5/0x3b0 [ 98.192771] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 98.198410] ? trace_hardirqs_on_caller+0x400/0x590 [ 98.203435] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 98.208532] p9_client_attach+0x152/0x6a0 [ 98.212685] ? trace_hardirqs_off+0xd/0x10 [ 98.217258] ? p9_client_readlink+0x410/0x410 [ 98.221748] ? trace_hardirqs_on_caller+0x400/0x590 [ 98.226775] v9fs_session_init+0xbe8/0x1590 [ 98.231087] ? v9fs_session_init+0xbe8/0x1590 [ 98.235659] ? v9fs_show_options+0x730/0x730 [ 98.240058] ? v9fs_mount+0x5e/0x870 [ 98.243769] ? rcu_read_lock_sched_held+0x110/0x130 [ 98.248774] ? kmem_cache_alloc_trace+0x626/0x790 [ 98.253605] ? free_pages+0x46/0x50 [ 98.257224] v9fs_mount+0x7d/0x870 [ 98.260764] mount_fs+0x9d/0x2a7 [ 98.264115] vfs_kern_mount.part.0+0x5e/0x3d0 [ 98.268603] do_mount+0x417/0x27d0 [ 98.272149] ? copy_mount_options+0x5c/0x2f0 [ 98.276550] ? rcu_read_lock_sched_held+0x110/0x130 [ 98.281578] ? copy_mount_string+0x40/0x40 [ 98.285870] ? copy_mount_options+0x1fe/0x2f0 [ 98.290371] SyS_mount+0xab/0x120 [ 98.294102] ? copy_mnt_ns+0x8c0/0x8c0 [ 98.297975] do_syscall_64+0x1eb/0x630 [ 98.301871] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 98.306707] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 98.311887] RIP: 0033:0x458c29 [ 98.315059] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 98.322756] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 98.330021] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 98.337299] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 98.344562] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 98.351825] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 98.361024] 9pnet: Couldn't grow tag array [ 98.376017] FAULT_INJECTION: forcing a failure. [ 98.376017] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 98.387895] CPU: 0 PID: 7175 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 98.394819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.404271] Call Trace: [ 98.406881] dump_stack+0x138/0x19c [ 98.410537] should_fail.cold+0x10f/0x159 [ 98.415499] __alloc_pages_nodemask+0x1d6/0x7a0 [ 98.420160] ? cache_grow_end.part.0+0x92/0x160 [ 98.424822] ? __alloc_pages_slowpath+0x2930/0x2930 [ 98.430574] cache_grow_begin+0x80/0x410 [ 98.434632] __kmalloc+0x6c2/0x7a0 [ 98.438192] ? __lockdep_init_map+0x10c/0x570 [ 98.442677] ? p9_fcall_alloc+0x1d/0x90 [ 98.446637] p9_fcall_alloc+0x1d/0x90 [ 98.450428] p9_client_prepare_req.part.0+0x73c/0xa90 [ 98.455637] p9_client_rpc+0x170/0x1190 [ 98.459610] ? p9_idpool_get+0xa3/0x100 [ 98.463609] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 98.469605] ? find_held_lock+0x35/0x130 [ 98.473661] ? p9_fid_create+0x2d5/0x3b0 [ 98.477721] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 98.482844] ? trace_hardirqs_on_caller+0x400/0x590 [ 98.487874] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 98.492986] p9_client_attach+0x152/0x6a0 [ 98.497241] ? trace_hardirqs_off+0xd/0x10 [ 98.501471] ? p9_client_readlink+0x410/0x410 [ 98.505965] ? trace_hardirqs_on_caller+0x400/0x590 [ 98.510981] v9fs_session_init+0xbe8/0x1590 [ 98.515303] ? v9fs_session_init+0xbe8/0x1590 [ 98.520231] ? v9fs_show_options+0x730/0x730 [ 98.524634] ? v9fs_mount+0x5e/0x870 [ 98.528362] ? rcu_read_lock_sched_held+0x110/0x130 [ 98.533383] ? kmem_cache_alloc_trace+0x626/0x790 [ 98.538221] ? free_pages+0x46/0x50 [ 98.541932] v9fs_mount+0x7d/0x870 [ 98.545557] mount_fs+0x9d/0x2a7 [ 98.550408] vfs_kern_mount.part.0+0x5e/0x3d0 [ 98.554936] do_mount+0x417/0x27d0 [ 98.558649] ? copy_mount_options+0x5c/0x2f0 [ 98.563140] ? rcu_read_lock_sched_held+0x110/0x130 [ 98.568169] ? copy_mount_string+0x40/0x40 [ 98.572401] ? copy_mount_options+0x1fe/0x2f0 [ 98.576905] SyS_mount+0xab/0x120 [ 98.580379] ? copy_mnt_ns+0x8c0/0x8c0 [ 98.584515] do_syscall_64+0x1eb/0x630 [ 98.588404] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 98.593272] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 98.598451] RIP: 0033:0x458c29 [ 98.601645] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 98.609447] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 98.616795] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 98.624060] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 98.631505] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 98.638771] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 98.661833] FAULT_INJECTION: forcing a failure. [ 98.661833] name failslab, interval 1, probability 0, space 0, times 0 [ 98.673378] CPU: 0 PID: 7177 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 98.680318] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.689672] Call Trace: [ 98.692255] dump_stack+0x138/0x19c [ 98.695879] should_fail.cold+0x10f/0x159 [ 98.700371] should_failslab+0xdb/0x130 [ 98.704344] kmem_cache_alloc+0x2d9/0x780 [ 98.708511] ? snprintf+0xd0/0xd0 [ 98.711964] ? kmem_cache_alloc_trace+0x626/0x790 [ 98.716826] __fscache_acquire_cookie+0xe1/0x430 [ 98.721580] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 98.726889] v9fs_session_init+0xc77/0x1590 [ 98.731228] ? v9fs_show_options+0x730/0x730 [ 98.735639] ? v9fs_mount+0x5e/0x870 [ 98.739350] ? rcu_read_lock_sched_held+0x110/0x130 [ 98.744373] ? kmem_cache_alloc_trace+0x626/0x790 [ 98.749237] ? free_pages+0x46/0x50 [ 98.752866] v9fs_mount+0x7d/0x870 [ 98.756395] mount_fs+0x9d/0x2a7 [ 98.759844] vfs_kern_mount.part.0+0x5e/0x3d0 [ 98.764421] do_mount+0x417/0x27d0 [ 98.767975] ? copy_mount_options+0x5c/0x2f0 [ 98.772401] ? rcu_read_lock_sched_held+0x110/0x130 [ 98.777408] ? copy_mount_string+0x40/0x40 [ 98.781664] ? copy_mount_options+0x1fe/0x2f0 [ 98.786156] SyS_mount+0xab/0x120 [ 98.789603] ? copy_mnt_ns+0x8c0/0x8c0 [ 98.793484] do_syscall_64+0x1eb/0x630 [ 98.797368] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 98.802236] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 98.807439] RIP: 0033:0x458c29 [ 98.810635] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 98.818373] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 98.825635] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 98.832902] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 98.840627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 98.847932] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 98.869514] FAULT_INJECTION: forcing a failure. [ 98.869514] name failslab, interval 1, probability 0, space 0, times 0 [ 98.880917] CPU: 0 PID: 7179 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 98.887857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.897226] Call Trace: [ 98.899827] dump_stack+0x138/0x19c [ 98.903465] should_fail.cold+0x10f/0x159 [ 98.907614] should_failslab+0xdb/0x130 [ 98.911584] kmem_cache_alloc+0x2d9/0x780 [ 98.915751] ? snprintf+0xd0/0xd0 [ 98.919235] ? kmem_cache_alloc_trace+0x626/0x790 [ 98.924080] __fscache_acquire_cookie+0xe1/0x430 [ 98.929290] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 98.934477] v9fs_session_init+0xc77/0x1590 [ 98.938797] ? v9fs_show_options+0x730/0x730 [ 98.943402] ? v9fs_mount+0x5e/0x870 [ 98.947111] ? rcu_read_lock_sched_held+0x110/0x130 [ 98.952122] ? kmem_cache_alloc_trace+0x626/0x790 [ 98.956954] ? free_pages+0x46/0x50 [ 98.961448] v9fs_mount+0x7d/0x870 [ 98.964979] mount_fs+0x9d/0x2a7 [ 98.968342] vfs_kern_mount.part.0+0x5e/0x3d0 [ 98.972864] do_mount+0x417/0x27d0 [ 98.977299] ? copy_mount_options+0x5c/0x2f0 [ 98.981791] ? rcu_read_lock_sched_held+0x110/0x130 [ 98.986796] ? copy_mount_string+0x40/0x40 [ 98.991110] ? copy_mount_options+0x1fe/0x2f0 [ 98.995597] SyS_mount+0xab/0x120 [ 98.999039] ? copy_mnt_ns+0x8c0/0x8c0 [ 99.002917] do_syscall_64+0x1eb/0x630 [ 99.006798] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 99.011633] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 99.016829] RIP: 0033:0x458c29 [ 99.020004] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 99.027907] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 99.035174] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 99.042459] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 99.049718] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 99.056998] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 99.077245] FAULT_INJECTION: forcing a failure. [ 99.077245] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 99.089114] CPU: 1 PID: 7181 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 99.096029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.105370] Call Trace: [ 99.107945] dump_stack+0x138/0x19c [ 99.111702] should_fail.cold+0x10f/0x159 [ 99.115847] __alloc_pages_nodemask+0x1d6/0x7a0 [ 99.120540] ? cache_grow_end.part.0+0x92/0x160 [ 99.125207] ? __alloc_pages_slowpath+0x2930/0x2930 [ 99.131268] cache_grow_begin+0x80/0x410 [ 99.135322] __kmalloc+0x6c2/0x7a0 [ 99.138968] ? __lockdep_init_map+0x10c/0x570 [ 99.143471] ? p9_fcall_alloc+0x1d/0x90 [ 99.147647] p9_fcall_alloc+0x1d/0x90 [ 99.151570] p9_client_prepare_req.part.0+0x73c/0xa90 [ 99.156757] p9_client_rpc+0x170/0x1190 [ 99.160722] ? p9_idpool_get+0xa3/0x100 [ 99.164707] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 99.170672] ? find_held_lock+0x35/0x130 [ 99.174738] ? p9_fid_create+0x2d5/0x3b0 [ 99.179034] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 99.184143] ? trace_hardirqs_on_caller+0x400/0x590 [ 99.189155] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 99.194250] p9_client_attach+0x152/0x6a0 [ 99.198398] ? trace_hardirqs_off+0xd/0x10 [ 99.202629] ? p9_client_readlink+0x410/0x410 [ 99.207109] ? trace_hardirqs_on_caller+0x400/0x590 [ 99.212111] v9fs_session_init+0xbe8/0x1590 [ 99.216420] ? v9fs_session_init+0xbe8/0x1590 [ 99.220993] ? v9fs_show_options+0x730/0x730 [ 99.225406] ? v9fs_mount+0x5e/0x870 [ 99.229103] ? rcu_read_lock_sched_held+0x110/0x130 [ 99.234106] ? kmem_cache_alloc_trace+0x626/0x790 [ 99.239038] ? free_pages+0x46/0x50 [ 99.242685] v9fs_mount+0x7d/0x870 [ 99.246214] mount_fs+0x9d/0x2a7 [ 99.249572] vfs_kern_mount.part.0+0x5e/0x3d0 [ 99.254082] do_mount+0x417/0x27d0 [ 99.257607] ? copy_mount_options+0x5c/0x2f0 [ 99.262009] ? rcu_read_lock_sched_held+0x110/0x130 [ 99.267019] ? copy_mount_string+0x40/0x40 [ 99.271246] ? copy_mount_options+0x1fe/0x2f0 [ 99.275754] SyS_mount+0xab/0x120 [ 99.279196] ? copy_mnt_ns+0x8c0/0x8c0 [ 99.283073] do_syscall_64+0x1eb/0x630 [ 99.286946] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 99.291790] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 99.296983] RIP: 0033:0x458c29 [ 99.300168] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 99.307880] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 99.315239] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 99.322498] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 99.329916] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 99.337350] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 99.361329] FAULT_INJECTION: forcing a failure. [ 99.361329] name failslab, interval 1, probability 0, space 0, times 0 [ 99.372968] CPU: 1 PID: 7183 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 99.380128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.389605] Call Trace: [ 99.393722] dump_stack+0x138/0x19c [ 99.397524] should_fail.cold+0x10f/0x159 [ 99.401674] should_failslab+0xdb/0x130 [ 99.406193] __kmalloc+0x2f3/0x7a0 [ 99.410887] ? __lockdep_init_map+0x10c/0x570 [ 99.415378] ? p9_fcall_alloc+0x1d/0x90 [ 99.419348] p9_fcall_alloc+0x1d/0x90 [ 99.423143] p9_client_prepare_req.part.0+0x73c/0xa90 [ 99.428416] p9_client_rpc+0x170/0x1190 [ 99.432383] ? p9_idpool_get+0xa3/0x100 [ 99.436353] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 99.442492] ? find_held_lock+0x35/0x130 [ 99.446547] ? p9_fid_create+0x2d5/0x3b0 [ 99.450609] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 99.455708] ? trace_hardirqs_on_caller+0x400/0x590 [ 99.460721] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 99.465816] p9_client_attach+0x152/0x6a0 [ 99.470066] ? trace_hardirqs_off+0xd/0x10 [ 99.474304] ? p9_client_readlink+0x410/0x410 [ 99.478810] ? trace_hardirqs_on_caller+0x400/0x590 [ 99.483821] v9fs_session_init+0xbe8/0x1590 [ 99.488137] ? v9fs_session_init+0xbe8/0x1590 [ 99.492624] ? v9fs_show_options+0x730/0x730 [ 99.497514] ? v9fs_mount+0x5e/0x870 [ 99.501257] ? rcu_read_lock_sched_held+0x110/0x130 [ 99.506282] ? kmem_cache_alloc_trace+0x626/0x790 [ 99.511141] ? free_pages+0x46/0x50 [ 99.515370] v9fs_mount+0x7d/0x870 [ 99.519452] mount_fs+0x9d/0x2a7 [ 99.522815] vfs_kern_mount.part.0+0x5e/0x3d0 [ 99.527420] do_mount+0x417/0x27d0 [ 99.532316] ? copy_mount_options+0x5c/0x2f0 [ 99.537327] ? rcu_read_lock_sched_held+0x110/0x130 [ 99.542378] ? copy_mount_string+0x40/0x40 [ 99.548522] ? copy_mount_options+0x1fe/0x2f0 [ 99.553224] SyS_mount+0xab/0x120 [ 99.556701] ? copy_mnt_ns+0x8c0/0x8c0 [ 99.560586] do_syscall_64+0x1eb/0x630 [ 99.572137] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 99.577097] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 99.582810] RIP: 0033:0x458c29 [ 99.586371] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 99.594074] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 99.601353] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 99.608788] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 99.616136] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 99.623401] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 99.631871] 9pnet: Couldn't grow tag array [ 99.650297] FAULT_INJECTION: forcing a failure. [ 99.650297] name failslab, interval 1, probability 0, space 0, times 0 [ 99.661636] CPU: 0 PID: 7186 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 99.668596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.678029] Call Trace: [ 99.680622] dump_stack+0x138/0x19c [ 99.684262] should_fail.cold+0x10f/0x159 [ 99.690465] should_failslab+0xdb/0x130 [ 99.694524] kmem_cache_alloc+0x2d9/0x780 [ 99.698818] ? snprintf+0xd0/0xd0 [ 99.702265] ? kmem_cache_alloc_trace+0x626/0x790 [ 99.707311] __fscache_acquire_cookie+0xe1/0x430 [ 99.712103] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 99.717291] v9fs_session_init+0xc77/0x1590 [ 99.722051] ? v9fs_show_options+0x730/0x730 [ 99.726462] ? v9fs_mount+0x5e/0x870 [ 99.730334] ? rcu_read_lock_sched_held+0x110/0x130 [ 99.735352] ? kmem_cache_alloc_trace+0x626/0x790 [ 99.740420] ? free_pages+0x46/0x50 [ 99.744134] v9fs_mount+0x7d/0x870 [ 99.747775] mount_fs+0x9d/0x2a7 [ 99.751132] vfs_kern_mount.part.0+0x5e/0x3d0 [ 99.755744] do_mount+0x417/0x27d0 [ 99.759296] ? copy_mount_options+0x5c/0x2f0 [ 99.763722] ? rcu_read_lock_sched_held+0x110/0x130 [ 99.768759] ? copy_mount_string+0x40/0x40 [ 99.773000] ? copy_mount_options+0x1fe/0x2f0 [ 99.777485] SyS_mount+0xab/0x120 [ 99.780954] ? copy_mnt_ns+0x8c0/0x8c0 [ 99.786745] do_syscall_64+0x1eb/0x630 [ 99.790979] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 99.796517] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 99.801874] RIP: 0033:0x458c29 [ 99.805052] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 99.812749] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 99.821928] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 99.829218] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 99.836741] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 99.844288] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 99.865066] FAULT_INJECTION: forcing a failure. [ 99.865066] name failslab, interval 1, probability 0, space 0, times 0 [ 99.878428] CPU: 0 PID: 7187 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 99.885398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.894767] Call Trace: [ 99.898362] dump_stack+0x138/0x19c [ 99.901992] should_fail.cold+0x10f/0x159 [ 99.906167] should_failslab+0xdb/0x130 [ 99.910137] __kmalloc+0x2f3/0x7a0 [ 99.913674] ? __lockdep_init_map+0x10c/0x570 [ 99.918161] ? p9_fcall_alloc+0x1d/0x90 [ 99.924807] p9_fcall_alloc+0x1d/0x90 [ 99.929382] p9_client_prepare_req.part.0+0x73c/0xa90 [ 99.934672] p9_client_rpc+0x170/0x1190 [ 99.938802] ? p9_idpool_get+0xa3/0x100 [ 99.943643] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 99.949606] ? find_held_lock+0x35/0x130 [ 99.953663] ? p9_fid_create+0x2d5/0x3b0 [ 99.957916] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 99.963195] ? trace_hardirqs_on_caller+0x400/0x590 [ 99.968213] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 99.973578] p9_client_attach+0x152/0x6a0 [ 99.977726] ? trace_hardirqs_off+0xd/0x10 [ 99.981975] ? p9_client_readlink+0x410/0x410 [ 99.986498] ? trace_hardirqs_on_caller+0x400/0x590 [ 99.992147] v9fs_session_init+0xbe8/0x1590 [ 99.996487] ? v9fs_session_init+0xbe8/0x1590 [ 100.000983] ? v9fs_show_options+0x730/0x730 [ 100.005469] ? v9fs_mount+0x5e/0x870 [ 100.009181] ? rcu_read_lock_sched_held+0x110/0x130 [ 100.014190] ? kmem_cache_alloc_trace+0x626/0x790 [ 100.019026] ? free_pages+0x46/0x50 [ 100.023109] v9fs_mount+0x7d/0x870 [ 100.026639] mount_fs+0x9d/0x2a7 [ 100.030018] vfs_kern_mount.part.0+0x5e/0x3d0 [ 100.034522] do_mount+0x417/0x27d0 [ 100.038085] ? copy_mount_options+0x5c/0x2f0 [ 100.042484] ? rcu_read_lock_sched_held+0x110/0x130 [ 100.047512] ? copy_mount_string+0x40/0x40 [ 100.053912] ? copy_mount_options+0x1fe/0x2f0 [ 100.058438] SyS_mount+0xab/0x120 [ 100.061893] ? copy_mnt_ns+0x8c0/0x8c0 [ 100.066124] do_syscall_64+0x1eb/0x630 [ 100.070000] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 100.074846] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 100.080028] RIP: 0033:0x458c29 [ 100.083219] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 100.090917] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 100.098358] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 100.105657] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 100.113095] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 100.120357] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 100.128317] 9pnet: Couldn't grow tag array [ 100.145931] FAULT_INJECTION: forcing a failure. [ 100.145931] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 100.159305] CPU: 0 PID: 7190 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 100.166227] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.175713] Call Trace: [ 100.178301] dump_stack+0x138/0x19c [ 100.181929] should_fail.cold+0x10f/0x159 [ 100.186085] __alloc_pages_nodemask+0x1d6/0x7a0 [ 100.191561] ? cache_grow_end.part.0+0x92/0x160 [ 100.196246] ? __alloc_pages_slowpath+0x2930/0x2930 [ 100.201261] cache_grow_begin+0x80/0x410 [ 100.205318] __kmalloc+0x6c2/0x7a0 [ 100.208873] ? __lockdep_init_map+0x10c/0x570 [ 100.213366] ? p9_fcall_alloc+0x1d/0x90 [ 100.217337] p9_fcall_alloc+0x1d/0x90 [ 100.221140] p9_client_prepare_req.part.0+0x73c/0xa90 [ 100.226344] p9_client_rpc+0x170/0x1190 [ 100.230835] ? p9_idpool_get+0xa3/0x100 [ 100.234920] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 100.241068] ? find_held_lock+0x35/0x130 [ 100.245480] ? p9_fid_create+0x2d5/0x3b0 [ 100.249541] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 100.254645] ? trace_hardirqs_on_caller+0x400/0x590 [ 100.259657] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 100.264754] p9_client_attach+0x152/0x6a0 [ 100.268890] ? trace_hardirqs_off+0xd/0x10 [ 100.273115] ? p9_client_readlink+0x410/0x410 [ 100.277637] ? trace_hardirqs_on_caller+0x400/0x590 [ 100.282652] v9fs_session_init+0xbe8/0x1590 [ 100.286990] ? v9fs_session_init+0xbe8/0x1590 [ 100.291487] ? v9fs_show_options+0x730/0x730 [ 100.295906] ? v9fs_mount+0x5e/0x870 [ 100.299620] ? rcu_read_lock_sched_held+0x110/0x130 [ 100.304638] ? kmem_cache_alloc_trace+0x626/0x790 [ 100.309474] ? free_pages+0x46/0x50 [ 100.313123] v9fs_mount+0x7d/0x870 [ 100.316656] mount_fs+0x9d/0x2a7 [ 100.320024] vfs_kern_mount.part.0+0x5e/0x3d0 [ 100.324529] do_mount+0x417/0x27d0 [ 100.328087] ? copy_mount_options+0x5c/0x2f0 [ 100.332501] ? rcu_read_lock_sched_held+0x110/0x130 [ 100.337507] ? copy_mount_string+0x40/0x40 [ 100.341754] ? copy_mount_options+0x1fe/0x2f0 [ 100.346240] SyS_mount+0xab/0x120 [ 100.349681] ? copy_mnt_ns+0x8c0/0x8c0 [ 100.354887] do_syscall_64+0x1eb/0x630 [ 100.358770] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 100.363622] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 100.368806] RIP: 0033:0x458c29 [ 100.371981] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 100.379904] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 100.387169] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 100.394433] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 100.401701] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 100.408965] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 100.429998] FAULT_INJECTION: forcing a failure. [ 100.429998] name failslab, interval 1, probability 0, space 0, times 0 [ 100.441734] CPU: 0 PID: 7191 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 100.448684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.458052] Call Trace: [ 100.460636] dump_stack+0x138/0x19c [ 100.464257] should_fail.cold+0x10f/0x159 [ 100.468410] should_failslab+0xdb/0x130 [ 100.472375] __kmalloc+0x2f3/0x7a0 [ 100.475902] ? __lockdep_init_map+0x10c/0x570 [ 100.480385] ? p9_fcall_alloc+0x1d/0x90 [ 100.484372] p9_fcall_alloc+0x1d/0x90 [ 100.488176] p9_client_prepare_req.part.0+0x73c/0xa90 [ 100.493358] p9_client_rpc+0x170/0x1190 [ 100.497318] ? p9_idpool_get+0xa3/0x100 [ 100.501280] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 100.507275] ? find_held_lock+0x35/0x130 [ 100.511331] ? p9_fid_create+0x2d5/0x3b0 [ 100.515402] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 100.520497] ? trace_hardirqs_on_caller+0x400/0x590 [ 100.525773] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 100.530880] p9_client_attach+0x152/0x6a0 [ 100.535031] ? trace_hardirqs_off+0xd/0x10 [ 100.539263] ? p9_client_readlink+0x410/0x410 [ 100.543790] ? trace_hardirqs_on_caller+0x400/0x590 [ 100.548805] v9fs_session_init+0xbe8/0x1590 [ 100.553123] ? v9fs_session_init+0xbe8/0x1590 [ 100.557614] ? v9fs_show_options+0x730/0x730 [ 100.562018] ? v9fs_mount+0x5e/0x870 [ 100.565725] ? rcu_read_lock_sched_held+0x110/0x130 [ 100.570746] ? kmem_cache_alloc_trace+0x626/0x790 [ 100.575592] ? free_pages+0x46/0x50 [ 100.579211] v9fs_mount+0x7d/0x870 [ 100.582763] mount_fs+0x9d/0x2a7 [ 100.586118] vfs_kern_mount.part.0+0x5e/0x3d0 [ 100.590614] do_mount+0x417/0x27d0 [ 100.594238] ? copy_mount_options+0x5c/0x2f0 [ 100.598635] ? rcu_read_lock_sched_held+0x110/0x130 [ 100.603650] ? copy_mount_string+0x40/0x40 [ 100.607904] ? copy_mount_options+0x1fe/0x2f0 [ 100.612389] SyS_mount+0xab/0x120 [ 100.615826] ? copy_mnt_ns+0x8c0/0x8c0 [ 100.619722] do_syscall_64+0x1eb/0x630 [ 100.623619] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 100.628597] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 100.633805] RIP: 0033:0x458c29 [ 100.636986] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 100.644707] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 100.651975] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 100.659233] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 100.666496] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 100.673756] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 100.681181] 9pnet: Couldn't grow tag array [ 100.697077] FAULT_INJECTION: forcing a failure. [ 100.697077] name failslab, interval 1, probability 0, space 0, times 0 [ 100.708795] CPU: 1 PID: 7193 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 100.715749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.725100] Call Trace: [ 100.727692] dump_stack+0x138/0x19c [ 100.731314] should_fail.cold+0x10f/0x159 [ 100.735460] should_failslab+0xdb/0x130 [ 100.739434] kmem_cache_alloc+0x2d9/0x780 [ 100.743586] ? snprintf+0xd0/0xd0 [ 100.747030] ? kmem_cache_alloc_trace+0x626/0x790 [ 100.751869] __fscache_acquire_cookie+0xe1/0x430 [ 100.756615] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 100.761826] v9fs_session_init+0xc77/0x1590 [ 100.766311] ? v9fs_show_options+0x730/0x730 [ 100.770729] ? v9fs_mount+0x5e/0x870 [ 100.774433] ? rcu_read_lock_sched_held+0x110/0x130 [ 100.779615] ? kmem_cache_alloc_trace+0x626/0x790 [ 100.784706] ? free_pages+0x46/0x50 [ 100.788322] v9fs_mount+0x7d/0x870 [ 100.791885] mount_fs+0x9d/0x2a7 [ 100.795245] vfs_kern_mount.part.0+0x5e/0x3d0 [ 100.799837] do_mount+0x417/0x27d0 [ 100.803394] ? copy_mount_options+0x5c/0x2f0 [ 100.807899] ? rcu_read_lock_sched_held+0x110/0x130 [ 100.812939] ? copy_mount_string+0x40/0x40 [ 100.817175] ? copy_mount_options+0x1fe/0x2f0 [ 100.821675] SyS_mount+0xab/0x120 [ 100.825121] ? copy_mnt_ns+0x8c0/0x8c0 [ 100.829003] do_syscall_64+0x1eb/0x630 [ 100.832886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 100.837729] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 100.842912] RIP: 0033:0x458c29 [ 100.846088] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 100.853790] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 100.861054] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 100.868325] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 100.875602] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 100.882875] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 100.905064] FAULT_INJECTION: forcing a failure. [ 100.905064] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 100.916983] CPU: 0 PID: 7195 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 100.923945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.933317] Call Trace: [ 100.935903] dump_stack+0x138/0x19c [ 100.939534] should_fail.cold+0x10f/0x159 [ 100.943690] __alloc_pages_nodemask+0x1d6/0x7a0 [ 100.948380] ? cache_grow_end.part.0+0x92/0x160 [ 100.953055] ? __alloc_pages_slowpath+0x2930/0x2930 [ 100.958071] cache_grow_begin+0x80/0x410 [ 100.962127] __kmalloc+0x6c2/0x7a0 [ 100.965660] ? __lockdep_init_map+0x10c/0x570 [ 100.970160] ? p9_fcall_alloc+0x1d/0x90 [ 100.974137] p9_fcall_alloc+0x1d/0x90 [ 100.978740] p9_client_prepare_req.part.0+0x73c/0xa90 [ 100.983931] p9_client_rpc+0x170/0x1190 [ 100.987897] ? p9_idpool_get+0xa3/0x100 [ 100.991893] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 100.997865] ? find_held_lock+0x35/0x130 [ 101.001927] ? p9_fid_create+0x2d5/0x3b0 [ 101.005994] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 101.011110] ? trace_hardirqs_on_caller+0x400/0x590 [ 101.016118] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 101.021210] p9_client_attach+0x152/0x6a0 [ 101.025348] ? trace_hardirqs_off+0xd/0x10 [ 101.029574] ? p9_client_readlink+0x410/0x410 [ 101.034064] ? trace_hardirqs_on_caller+0x400/0x590 [ 101.039216] v9fs_session_init+0xbe8/0x1590 [ 101.043551] ? v9fs_session_init+0xbe8/0x1590 [ 101.048046] ? v9fs_show_options+0x730/0x730 [ 101.052458] ? v9fs_mount+0x5e/0x870 [ 101.056288] ? rcu_read_lock_sched_held+0x110/0x130 [ 101.061296] ? kmem_cache_alloc_trace+0x626/0x790 [ 101.066202] ? free_pages+0x46/0x50 [ 101.069826] v9fs_mount+0x7d/0x870 [ 101.073356] mount_fs+0x9d/0x2a7 [ 101.076710] vfs_kern_mount.part.0+0x5e/0x3d0 [ 101.081197] do_mount+0x417/0x27d0 [ 101.084808] ? copy_mount_options+0x5c/0x2f0 [ 101.089203] ? rcu_read_lock_sched_held+0x110/0x130 [ 101.094334] ? copy_mount_string+0x40/0x40 [ 101.098582] ? copy_mount_options+0x1fe/0x2f0 [ 101.103075] SyS_mount+0xab/0x120 [ 101.106512] ? copy_mnt_ns+0x8c0/0x8c0 [ 101.110504] do_syscall_64+0x1eb/0x630 [ 101.114415] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 101.119259] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 101.124466] RIP: 0033:0x458c29 [ 101.127751] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 101.135587] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 101.142858] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 101.150144] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 101.157428] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 101.164704] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 101.186004] FAULT_INJECTION: forcing a failure. [ 101.186004] name failslab, interval 1, probability 0, space 0, times 0 [ 101.198007] CPU: 1 PID: 7197 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 101.204958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.214307] Call Trace: [ 101.216918] dump_stack+0x138/0x19c [ 101.220619] should_fail.cold+0x10f/0x159 [ 101.224776] should_failslab+0xdb/0x130 [ 101.228745] kmem_cache_alloc+0x2d9/0x780 [ 101.232888] ? snprintf+0xd0/0xd0 [ 101.236376] ? kmem_cache_alloc_trace+0x626/0x790 [ 101.241232] __fscache_acquire_cookie+0xe1/0x430 [ 101.245983] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 101.251191] v9fs_session_init+0xc77/0x1590 [ 101.255513] ? v9fs_show_options+0x730/0x730 [ 101.259910] ? v9fs_mount+0x5e/0x870 [ 101.263631] ? rcu_read_lock_sched_held+0x110/0x130 [ 101.268672] ? kmem_cache_alloc_trace+0x626/0x790 [ 101.273511] ? free_pages+0x46/0x50 [ 101.277130] v9fs_mount+0x7d/0x870 [ 101.280659] mount_fs+0x9d/0x2a7 [ 101.284013] vfs_kern_mount.part.0+0x5e/0x3d0 [ 101.288582] do_mount+0x417/0x27d0 [ 101.292107] ? copy_mount_options+0x5c/0x2f0 [ 101.296504] ? rcu_read_lock_sched_held+0x110/0x130 [ 101.301548] ? copy_mount_string+0x40/0x40 [ 101.305772] ? copy_mount_options+0x1fe/0x2f0 [ 101.310263] SyS_mount+0xab/0x120 [ 101.313716] ? copy_mnt_ns+0x8c0/0x8c0 [ 101.317594] do_syscall_64+0x1eb/0x630 [ 101.321473] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 101.326313] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 101.331490] RIP: 0033:0x458c29 [ 101.334667] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 101.342372] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 101.349667] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 101.356929] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 101.364218] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 101.371485] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 101.393896] FAULT_INJECTION: forcing a failure. [ 101.393896] name failslab, interval 1, probability 0, space 0, times 0 [ 101.405245] CPU: 1 PID: 7199 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 101.412179] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.421529] Call Trace: [ 101.424112] dump_stack+0x138/0x19c [ 101.427758] should_fail.cold+0x10f/0x159 [ 101.432198] should_failslab+0xdb/0x130 [ 101.436194] kmem_cache_alloc+0x2d9/0x780 [ 101.440331] ? snprintf+0xd0/0xd0 [ 101.443773] ? kmem_cache_alloc_trace+0x626/0x790 [ 101.448633] __fscache_acquire_cookie+0xe1/0x430 [ 101.453687] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 101.458870] v9fs_session_init+0xc77/0x1590 [ 101.463187] ? v9fs_show_options+0x730/0x730 [ 101.467606] ? v9fs_mount+0x5e/0x870 [ 101.471848] ? rcu_read_lock_sched_held+0x110/0x130 [ 101.476865] ? kmem_cache_alloc_trace+0x626/0x790 [ 101.481725] ? free_pages+0x46/0x50 [ 101.485347] v9fs_mount+0x7d/0x870 [ 101.488877] mount_fs+0x9d/0x2a7 [ 101.492232] vfs_kern_mount.part.0+0x5e/0x3d0 [ 101.496720] do_mount+0x417/0x27d0 [ 101.500244] ? copy_mount_options+0x5c/0x2f0 [ 101.504639] ? rcu_read_lock_sched_held+0x110/0x130 [ 101.509642] ? copy_mount_string+0x40/0x40 [ 101.513861] ? copy_mount_options+0x1fe/0x2f0 [ 101.518364] SyS_mount+0xab/0x120 [ 101.521819] ? copy_mnt_ns+0x8c0/0x8c0 [ 101.525696] do_syscall_64+0x1eb/0x630 [ 101.529576] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 101.534419] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 101.539605] RIP: 0033:0x458c29 [ 101.542792] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 101.550881] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 101.558144] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 101.565409] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 101.572727] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 101.579992] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 101.604735] FAULT_INJECTION: forcing a failure. [ 101.604735] name failslab, interval 1, probability 0, space 0, times 0 [ 101.616749] CPU: 0 PID: 7201 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 101.623690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.633231] Call Trace: [ 101.635814] dump_stack+0x138/0x19c [ 101.639442] should_fail.cold+0x10f/0x159 [ 101.643610] should_failslab+0xdb/0x130 [ 101.647888] kmem_cache_alloc_trace+0x2ec/0x790 [ 101.652831] ? p9_client_readlink+0x410/0x410 [ 101.657349] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 101.662660] v9fs_session_init+0xc77/0x1590 [ 101.666983] ? v9fs_show_options+0x730/0x730 [ 101.671400] ? v9fs_mount+0x5e/0x870 [ 101.675121] ? rcu_read_lock_sched_held+0x110/0x130 [ 101.680151] ? kmem_cache_alloc_trace+0x626/0x790 [ 101.684986] ? free_pages+0x46/0x50 [ 101.688628] v9fs_mount+0x7d/0x870 [ 101.692170] mount_fs+0x9d/0x2a7 [ 101.695616] vfs_kern_mount.part.0+0x5e/0x3d0 [ 101.700121] do_mount+0x417/0x27d0 [ 101.705250] ? copy_mount_options+0x5c/0x2f0 [ 101.709847] ? rcu_read_lock_sched_held+0x110/0x130 [ 101.715119] ? copy_mount_string+0x40/0x40 [ 101.719370] ? copy_mount_options+0x1fe/0x2f0 [ 101.723865] SyS_mount+0xab/0x120 [ 101.727760] ? copy_mnt_ns+0x8c0/0x8c0 [ 101.731643] do_syscall_64+0x1eb/0x630 [ 101.735523] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 101.740375] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 101.745588] RIP: 0033:0x458c29 [ 101.748761] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 101.756461] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 101.764999] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 101.772530] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 101.779803] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 101.787071] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 101.811845] FAULT_INJECTION: forcing a failure. [ 101.811845] name failslab, interval 1, probability 0, space 0, times 0 [ 101.823715] CPU: 0 PID: 7204 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 101.830661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.840026] Call Trace: [ 101.842617] dump_stack+0x138/0x19c [ 101.846240] should_fail.cold+0x10f/0x159 [ 101.850398] should_failslab+0xdb/0x130 [ 101.854374] __kmalloc+0x2f3/0x7a0 [ 101.857903] ? __lockdep_init_map+0x10c/0x570 [ 101.862391] ? p9_fcall_alloc+0x1d/0x90 [ 101.866356] p9_fcall_alloc+0x1d/0x90 [ 101.870155] p9_client_prepare_req.part.0+0x73c/0xa90 [ 101.875369] p9_client_rpc+0x170/0x1190 [ 101.879347] ? p9_idpool_get+0xa3/0x100 [ 101.883399] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 101.889366] ? find_held_lock+0x35/0x130 [ 101.893422] ? p9_fid_create+0x2d5/0x3b0 [ 101.897479] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 101.902581] ? trace_hardirqs_on_caller+0x400/0x590 [ 101.907602] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 101.912741] p9_client_attach+0x152/0x6a0 [ 101.916886] ? trace_hardirqs_off+0xd/0x10 [ 101.921119] ? p9_client_readlink+0x410/0x410 [ 101.925720] ? trace_hardirqs_on_caller+0x400/0x590 [ 101.930750] v9fs_session_init+0xbe8/0x1590 [ 101.935094] ? v9fs_session_init+0xbe8/0x1590 [ 101.939591] ? v9fs_show_options+0x730/0x730 [ 101.943996] ? v9fs_mount+0x5e/0x870 [ 101.947701] ? rcu_read_lock_sched_held+0x110/0x130 [ 101.952711] ? kmem_cache_alloc_trace+0x626/0x790 [ 101.957564] ? free_pages+0x46/0x50 [ 101.961190] v9fs_mount+0x7d/0x870 [ 101.964729] mount_fs+0x9d/0x2a7 [ 101.968085] vfs_kern_mount.part.0+0x5e/0x3d0 [ 101.972577] do_mount+0x417/0x27d0 [ 101.976142] ? copy_mount_options+0x5c/0x2f0 [ 101.980566] ? rcu_read_lock_sched_held+0x110/0x130 [ 101.985584] ? copy_mount_string+0x40/0x40 [ 101.989849] ? copy_mount_options+0x1fe/0x2f0 [ 101.994348] SyS_mount+0xab/0x120 [ 101.997797] ? copy_mnt_ns+0x8c0/0x8c0 [ 102.001686] do_syscall_64+0x1eb/0x630 [ 102.005584] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 102.010440] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 102.016160] RIP: 0033:0x458c29 [ 102.019344] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 102.027071] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 102.034372] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 102.041643] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 102.051843] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 2019/04/20 00:24:51 executed programs: 50 [ 102.059108] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 102.066514] 9pnet: Couldn't grow tag array [ 102.084058] FAULT_INJECTION: forcing a failure. [ 102.084058] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 102.095940] CPU: 0 PID: 7206 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 102.102858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.112206] Call Trace: [ 102.114793] dump_stack+0x138/0x19c [ 102.118418] should_fail.cold+0x10f/0x159 [ 102.122568] __alloc_pages_nodemask+0x1d6/0x7a0 [ 102.127348] ? cache_grow_end.part.0+0x92/0x160 [ 102.132227] ? __alloc_pages_slowpath+0x2930/0x2930 [ 102.137249] cache_grow_begin+0x80/0x410 [ 102.141314] __kmalloc+0x6c2/0x7a0 [ 102.144852] ? __lockdep_init_map+0x10c/0x570 [ 102.149354] ? p9_fcall_alloc+0x1d/0x90 [ 102.153410] p9_fcall_alloc+0x1d/0x90 [ 102.157215] p9_client_prepare_req.part.0+0x73c/0xa90 [ 102.162872] p9_client_rpc+0x170/0x1190 [ 102.166847] ? p9_idpool_get+0xa3/0x100 [ 102.170818] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 102.176787] ? find_held_lock+0x35/0x130 [ 102.180855] ? p9_fid_create+0x2d5/0x3b0 [ 102.184930] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 102.190046] ? trace_hardirqs_on_caller+0x400/0x590 [ 102.195087] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 102.200206] p9_client_attach+0x152/0x6a0 [ 102.204509] ? trace_hardirqs_off+0xd/0x10 [ 102.208820] ? p9_client_readlink+0x410/0x410 [ 102.213452] ? trace_hardirqs_on_caller+0x400/0x590 [ 102.218475] v9fs_session_init+0xbe8/0x1590 [ 102.222825] ? v9fs_session_init+0xbe8/0x1590 [ 102.227330] ? v9fs_show_options+0x730/0x730 [ 102.231740] ? v9fs_mount+0x5e/0x870 [ 102.235446] ? rcu_read_lock_sched_held+0x110/0x130 [ 102.240473] ? kmem_cache_alloc_trace+0x626/0x790 [ 102.245327] ? free_pages+0x46/0x50 [ 102.248949] v9fs_mount+0x7d/0x870 [ 102.252488] mount_fs+0x9d/0x2a7 [ 102.255862] vfs_kern_mount.part.0+0x5e/0x3d0 [ 102.260367] do_mount+0x417/0x27d0 [ 102.263909] ? copy_mount_options+0x5c/0x2f0 [ 102.268337] ? rcu_read_lock_sched_held+0x110/0x130 [ 102.273358] ? copy_mount_string+0x40/0x40 [ 102.277594] ? copy_mount_options+0x1fe/0x2f0 [ 102.282087] SyS_mount+0xab/0x120 [ 102.285532] ? copy_mnt_ns+0x8c0/0x8c0 [ 102.289440] do_syscall_64+0x1eb/0x630 [ 102.293321] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 102.298189] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 102.303562] RIP: 0033:0x458c29 [ 102.306747] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 102.314465] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 102.321823] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 102.329088] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 102.336375] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 102.343658] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 102.365385] FAULT_INJECTION: forcing a failure. [ 102.365385] name failslab, interval 1, probability 0, space 0, times 0 [ 102.377014] CPU: 0 PID: 7207 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 102.384157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.393529] Call Trace: [ 102.396127] dump_stack+0x138/0x19c [ 102.399931] should_fail.cold+0x10f/0x159 [ 102.404342] should_failslab+0xdb/0x130 [ 102.408937] kmem_cache_alloc_trace+0x2ec/0x790 [ 102.413619] ? lock_downgrade+0x6e0/0x6e0 [ 102.417769] sget_userns+0xfe/0xc30 [ 102.421428] ? v9fs_kill_super+0xa0/0xa0 [ 102.425517] ? v9fs_kill_super+0xa0/0xa0 [ 102.429592] ? v9fs_kill_super+0xa0/0xa0 [ 102.433651] sget+0xd6/0x120 [ 102.436666] v9fs_mount+0xa8/0x870 [ 102.440215] mount_fs+0x9d/0x2a7 [ 102.443628] vfs_kern_mount.part.0+0x5e/0x3d0 [ 102.448149] do_mount+0x417/0x27d0 [ 102.451688] ? copy_mount_options+0x5c/0x2f0 [ 102.456112] ? rcu_read_lock_sched_held+0x110/0x130 [ 102.461131] ? copy_mount_string+0x40/0x40 [ 102.465626] ? copy_mount_options+0x1fe/0x2f0 [ 102.470127] SyS_mount+0xab/0x120 [ 102.473585] ? copy_mnt_ns+0x8c0/0x8c0 [ 102.477469] do_syscall_64+0x1eb/0x630 [ 102.481352] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 102.486199] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 102.491391] RIP: 0033:0x458c29 [ 102.494667] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 102.502368] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 102.509629] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 102.517307] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 102.524587] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 102.534592] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 102.554381] FAULT_INJECTION: forcing a failure. [ 102.554381] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 102.566235] CPU: 0 PID: 7209 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 102.573156] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.584043] Call Trace: [ 102.586658] dump_stack+0x138/0x19c [ 102.590290] should_fail.cold+0x10f/0x159 [ 102.594506] __alloc_pages_nodemask+0x1d6/0x7a0 [ 102.599170] ? cache_grow_end.part.0+0x92/0x160 [ 102.603829] ? __alloc_pages_slowpath+0x2930/0x2930 [ 102.608838] cache_grow_begin+0x80/0x410 [ 102.613005] __kmalloc+0x6c2/0x7a0 [ 102.616532] ? __lockdep_init_map+0x10c/0x570 [ 102.621030] ? p9_fcall_alloc+0x1d/0x90 [ 102.625003] p9_fcall_alloc+0x1d/0x90 [ 102.628815] p9_client_prepare_req.part.0+0x73c/0xa90 [ 102.633998] p9_client_rpc+0x170/0x1190 [ 102.637986] ? p9_idpool_get+0xa3/0x100 [ 102.641978] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 102.647987] ? find_held_lock+0x35/0x130 [ 102.652061] ? p9_fid_create+0x2d5/0x3b0 [ 102.656117] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 102.661213] ? trace_hardirqs_on_caller+0x400/0x590 [ 102.666221] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 102.671314] p9_client_attach+0x152/0x6a0 [ 102.675581] ? trace_hardirqs_off+0xd/0x10 [ 102.680011] ? p9_client_readlink+0x410/0x410 [ 102.684530] ? trace_hardirqs_on_caller+0x400/0x590 [ 102.689832] v9fs_session_init+0xbe8/0x1590 [ 102.694151] ? v9fs_session_init+0xbe8/0x1590 [ 102.698643] ? v9fs_show_options+0x730/0x730 [ 102.703044] ? v9fs_mount+0x5e/0x870 [ 102.706753] ? rcu_read_lock_sched_held+0x110/0x130 [ 102.711767] ? kmem_cache_alloc_trace+0x626/0x790 [ 102.716616] ? free_pages+0x46/0x50 [ 102.720244] v9fs_mount+0x7d/0x870 [ 102.723780] mount_fs+0x9d/0x2a7 [ 102.727141] vfs_kern_mount.part.0+0x5e/0x3d0 [ 102.731624] do_mount+0x417/0x27d0 [ 102.735171] ? copy_mount_options+0x5c/0x2f0 [ 102.739571] ? rcu_read_lock_sched_held+0x110/0x130 [ 102.744576] ? copy_mount_string+0x40/0x40 [ 102.748807] ? copy_mount_options+0x1fe/0x2f0 [ 102.753302] SyS_mount+0xab/0x120 [ 102.756745] ? copy_mnt_ns+0x8c0/0x8c0 [ 102.760635] do_syscall_64+0x1eb/0x630 [ 102.764519] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 102.769367] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 102.774558] RIP: 0033:0x458c29 [ 102.777732] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 102.785428] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 102.792689] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 102.799952] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 102.807241] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 102.814507] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 102.835397] FAULT_INJECTION: forcing a failure. [ 102.835397] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 102.847252] CPU: 0 PID: 7211 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 102.854172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.863525] Call Trace: [ 102.866117] dump_stack+0x138/0x19c [ 102.869762] should_fail.cold+0x10f/0x159 [ 102.873931] __alloc_pages_nodemask+0x1d6/0x7a0 [ 102.878598] ? cache_grow_end.part.0+0x92/0x160 [ 102.883261] ? __alloc_pages_slowpath+0x2930/0x2930 [ 102.888300] cache_grow_begin+0x80/0x410 [ 102.892365] __kmalloc+0x6c2/0x7a0 [ 102.895899] ? __lockdep_init_map+0x10c/0x570 [ 102.900398] ? p9_fcall_alloc+0x1d/0x90 [ 102.904376] p9_fcall_alloc+0x1d/0x90 [ 102.908170] p9_client_prepare_req.part.0+0x73c/0xa90 [ 102.913730] p9_client_rpc+0x170/0x1190 [ 102.917706] ? p9_idpool_get+0xa3/0x100 [ 102.921684] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 102.927660] ? find_held_lock+0x35/0x130 [ 102.931722] ? p9_fid_create+0x2d5/0x3b0 [ 102.935792] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 102.940906] ? trace_hardirqs_on_caller+0x400/0x590 [ 102.945954] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 102.951062] p9_client_attach+0x152/0x6a0 [ 102.955208] ? trace_hardirqs_off+0xd/0x10 [ 102.959465] ? p9_client_readlink+0x410/0x410 [ 102.963984] ? trace_hardirqs_on_caller+0x400/0x590 [ 102.969003] v9fs_session_init+0xbe8/0x1590 [ 102.973332] ? v9fs_session_init+0xbe8/0x1590 [ 102.978813] ? v9fs_show_options+0x730/0x730 [ 102.983219] ? v9fs_mount+0x5e/0x870 [ 102.986926] ? rcu_read_lock_sched_held+0x110/0x130 [ 102.991939] ? kmem_cache_alloc_trace+0x626/0x790 [ 102.996888] ? free_pages+0x46/0x50 [ 103.000530] v9fs_mount+0x7d/0x870 [ 103.004084] mount_fs+0x9d/0x2a7 [ 103.007625] vfs_kern_mount.part.0+0x5e/0x3d0 [ 103.012121] do_mount+0x417/0x27d0 [ 103.015656] ? copy_mount_options+0x5c/0x2f0 [ 103.020076] ? rcu_read_lock_sched_held+0x110/0x130 [ 103.025111] ? copy_mount_string+0x40/0x40 [ 103.029352] ? copy_mount_options+0x1fe/0x2f0 [ 103.034020] SyS_mount+0xab/0x120 [ 103.037489] ? copy_mnt_ns+0x8c0/0x8c0 [ 103.041375] do_syscall_64+0x1eb/0x630 [ 103.045384] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 103.050235] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 103.055428] RIP: 0033:0x458c29 [ 103.058622] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 103.066326] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 103.073739] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 103.081410] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 103.088778] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 103.096133] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 103.118291] FAULT_INJECTION: forcing a failure. [ 103.118291] name failslab, interval 1, probability 0, space 0, times 0 [ 103.129779] CPU: 0 PID: 7213 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 103.136722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.146077] Call Trace: [ 103.148663] dump_stack+0x138/0x19c [ 103.152293] should_fail.cold+0x10f/0x159 [ 103.156444] should_failslab+0xdb/0x130 [ 103.160427] __kmalloc+0x2f3/0x7a0 [ 103.163976] ? __lockdep_init_map+0x10c/0x570 [ 103.168466] ? p9_fcall_alloc+0x1d/0x90 [ 103.172437] p9_fcall_alloc+0x1d/0x90 [ 103.176353] p9_client_prepare_req.part.0+0x73c/0xa90 [ 103.181553] p9_client_rpc+0x170/0x1190 [ 103.185528] ? p9_idpool_get+0xa3/0x100 [ 103.189650] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 103.195626] ? find_held_lock+0x35/0x130 [ 103.199683] ? p9_fid_create+0x2d5/0x3b0 [ 103.204021] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 103.209140] ? trace_hardirqs_on_caller+0x400/0x590 [ 103.214153] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 103.219257] p9_client_attach+0x152/0x6a0 [ 103.223410] ? trace_hardirqs_off+0xd/0x10 [ 103.227647] ? p9_client_readlink+0x410/0x410 [ 103.232139] ? trace_hardirqs_on_caller+0x400/0x590 [ 103.237713] v9fs_session_init+0xbe8/0x1590 [ 103.242022] ? v9fs_session_init+0xbe8/0x1590 [ 103.246510] ? v9fs_show_options+0x730/0x730 [ 103.251098] ? v9fs_mount+0x5e/0x870 [ 103.254891] ? rcu_read_lock_sched_held+0x110/0x130 [ 103.259902] ? kmem_cache_alloc_trace+0x626/0x790 [ 103.264739] ? free_pages+0x46/0x50 [ 103.268364] v9fs_mount+0x7d/0x870 [ 103.271901] mount_fs+0x9d/0x2a7 [ 103.275426] vfs_kern_mount.part.0+0x5e/0x3d0 [ 103.279921] do_mount+0x417/0x27d0 [ 103.283455] ? copy_mount_options+0x5c/0x2f0 [ 103.288513] ? rcu_read_lock_sched_held+0x110/0x130 [ 103.293535] ? copy_mount_string+0x40/0x40 [ 103.297786] ? copy_mount_options+0x1fe/0x2f0 [ 103.302287] SyS_mount+0xab/0x120 [ 103.305758] ? copy_mnt_ns+0x8c0/0x8c0 [ 103.309638] do_syscall_64+0x1eb/0x630 [ 103.313517] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 103.318374] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 103.323583] RIP: 0033:0x458c29 [ 103.326756] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 103.334477] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 103.341741] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 103.349004] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 103.356274] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 103.363577] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 103.371063] 9pnet: Couldn't grow tag array [ 103.387531] FAULT_INJECTION: forcing a failure. [ 103.387531] name failslab, interval 1, probability 0, space 0, times 0 [ 103.399406] CPU: 1 PID: 7216 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 103.406342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.415688] Call Trace: [ 103.418288] dump_stack+0x138/0x19c [ 103.421912] should_fail.cold+0x10f/0x159 [ 103.426057] should_failslab+0xdb/0x130 [ 103.430034] __kmalloc+0x2f3/0x7a0 [ 103.433582] ? __lockdep_init_map+0x10c/0x570 [ 103.438092] ? p9_fcall_alloc+0x1d/0x90 [ 103.442069] p9_fcall_alloc+0x1d/0x90 [ 103.445863] p9_client_prepare_req.part.0+0x73c/0xa90 [ 103.451051] p9_client_rpc+0x170/0x1190 [ 103.455011] ? p9_idpool_get+0xa3/0x100 [ 103.458970] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 103.464932] ? find_held_lock+0x35/0x130 [ 103.469187] ? p9_fid_create+0x2d5/0x3b0 [ 103.473256] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 103.478348] ? trace_hardirqs_on_caller+0x400/0x590 [ 103.483380] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 103.488498] p9_client_attach+0x152/0x6a0 [ 103.492676] ? trace_hardirqs_off+0xd/0x10 [ 103.496903] ? p9_client_readlink+0x410/0x410 [ 103.501390] ? trace_hardirqs_on_caller+0x400/0x590 [ 103.506522] v9fs_session_init+0xbe8/0x1590 [ 103.510871] ? v9fs_session_init+0xbe8/0x1590 [ 103.515367] ? v9fs_show_options+0x730/0x730 [ 103.519768] ? v9fs_mount+0x5e/0x870 [ 103.523495] ? rcu_read_lock_sched_held+0x110/0x130 [ 103.528503] ? kmem_cache_alloc_trace+0x626/0x790 [ 103.533402] ? free_pages+0x46/0x50 [ 103.537067] v9fs_mount+0x7d/0x870 [ 103.540614] mount_fs+0x9d/0x2a7 [ 103.543981] vfs_kern_mount.part.0+0x5e/0x3d0 [ 103.548470] do_mount+0x417/0x27d0 [ 103.551995] ? copy_mount_options+0x5c/0x2f0 [ 103.556390] ? rcu_read_lock_sched_held+0x110/0x130 [ 103.561393] ? copy_mount_string+0x40/0x40 [ 103.565618] ? copy_mount_options+0x1fe/0x2f0 [ 103.577294] SyS_mount+0xab/0x120 [ 103.580735] ? copy_mnt_ns+0x8c0/0x8c0 [ 103.584611] do_syscall_64+0x1eb/0x630 [ 103.588485] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 103.593323] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 103.598514] RIP: 0033:0x458c29 [ 103.601694] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 103.609410] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 103.616678] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 103.623960] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 103.631239] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 103.638503] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 103.647444] 9pnet: Couldn't grow tag array [ 103.666740] FAULT_INJECTION: forcing a failure. [ 103.666740] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 103.678631] CPU: 0 PID: 7218 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 103.685581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.695047] Call Trace: [ 103.697651] dump_stack+0x138/0x19c [ 103.701267] should_fail.cold+0x10f/0x159 [ 103.705403] __alloc_pages_nodemask+0x1d6/0x7a0 [ 103.710069] ? cache_grow_end.part.0+0x92/0x160 [ 103.714735] ? __alloc_pages_slowpath+0x2930/0x2930 [ 103.720048] cache_grow_begin+0x80/0x410 [ 103.724123] __kmalloc+0x6c2/0x7a0 [ 103.727652] ? __lockdep_init_map+0x10c/0x570 [ 103.732136] ? p9_fcall_alloc+0x1d/0x90 [ 103.736114] p9_fcall_alloc+0x1d/0x90 [ 103.739903] p9_client_prepare_req.part.0+0x73c/0xa90 [ 103.745100] p9_client_rpc+0x170/0x1190 [ 103.749060] ? p9_idpool_get+0xa3/0x100 [ 103.753023] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 103.758985] ? find_held_lock+0x35/0x130 [ 103.763032] ? p9_fid_create+0x2d5/0x3b0 [ 103.767084] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 103.772198] ? trace_hardirqs_on_caller+0x400/0x590 [ 103.777201] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 103.782292] p9_client_attach+0x152/0x6a0 [ 103.786427] ? trace_hardirqs_off+0xd/0x10 [ 103.790736] ? p9_client_readlink+0x410/0x410 [ 103.795219] ? trace_hardirqs_on_caller+0x400/0x590 [ 103.800224] v9fs_session_init+0xbe8/0x1590 [ 103.804527] ? v9fs_session_init+0xbe8/0x1590 [ 103.809020] ? v9fs_show_options+0x730/0x730 [ 103.813438] ? v9fs_mount+0x5e/0x870 [ 103.817142] ? rcu_read_lock_sched_held+0x110/0x130 [ 103.822145] ? kmem_cache_alloc_trace+0x626/0x790 [ 103.826974] ? free_pages+0x46/0x50 [ 103.830588] v9fs_mount+0x7d/0x870 [ 103.834118] mount_fs+0x9d/0x2a7 [ 103.837471] vfs_kern_mount.part.0+0x5e/0x3d0 [ 103.841953] do_mount+0x417/0x27d0 [ 103.845493] ? copy_mount_options+0x5c/0x2f0 [ 103.849887] ? rcu_read_lock_sched_held+0x110/0x130 [ 103.854886] ? copy_mount_string+0x40/0x40 [ 103.859105] ? copy_mount_options+0x1fe/0x2f0 [ 103.863606] SyS_mount+0xab/0x120 [ 103.867052] ? copy_mnt_ns+0x8c0/0x8c0 [ 103.870949] do_syscall_64+0x1eb/0x630 [ 103.874926] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 103.879785] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 103.884964] RIP: 0033:0x458c29 [ 103.888136] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 103.895858] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 103.903135] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 103.910612] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 103.918093] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 103.925356] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 103.948293] FAULT_INJECTION: forcing a failure. [ 103.948293] name failslab, interval 1, probability 0, space 0, times 0 [ 103.959692] CPU: 0 PID: 7219 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 103.966617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.979864] Call Trace: [ 103.982449] dump_stack+0x138/0x19c [ 103.986088] should_fail.cold+0x10f/0x159 [ 103.990238] should_failslab+0xdb/0x130 [ 103.994239] __kmalloc+0x2f3/0x7a0 [ 103.997792] ? __lockdep_init_map+0x10c/0x570 [ 104.002278] ? p9_fcall_alloc+0x1d/0x90 [ 104.006237] p9_fcall_alloc+0x1d/0x90 [ 104.010028] p9_client_prepare_req.part.0+0x73c/0xa90 [ 104.015310] p9_client_rpc+0x170/0x1190 [ 104.019303] ? p9_idpool_get+0xa3/0x100 [ 104.023385] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 104.029487] ? find_held_lock+0x35/0x130 [ 104.033535] ? p9_fid_create+0x2d5/0x3b0 [ 104.037701] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 104.042794] ? trace_hardirqs_on_caller+0x400/0x590 [ 104.048245] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 104.053358] p9_client_attach+0x152/0x6a0 [ 104.057589] ? trace_hardirqs_off+0xd/0x10 [ 104.061835] ? p9_client_readlink+0x410/0x410 [ 104.066345] ? trace_hardirqs_on_caller+0x400/0x590 [ 104.071368] v9fs_session_init+0xbe8/0x1590 [ 104.075712] ? v9fs_session_init+0xbe8/0x1590 [ 104.080200] ? v9fs_show_options+0x730/0x730 [ 104.084738] ? v9fs_mount+0x5e/0x870 [ 104.088439] ? rcu_read_lock_sched_held+0x110/0x130 [ 104.093444] ? kmem_cache_alloc_trace+0x626/0x790 [ 104.098274] ? free_pages+0x46/0x50 [ 104.101911] v9fs_mount+0x7d/0x870 [ 104.105446] mount_fs+0x9d/0x2a7 [ 104.108820] vfs_kern_mount.part.0+0x5e/0x3d0 [ 104.113315] do_mount+0x417/0x27d0 [ 104.117741] ? copy_mount_options+0x5c/0x2f0 [ 104.122139] ? rcu_read_lock_sched_held+0x110/0x130 [ 104.127177] ? copy_mount_string+0x40/0x40 [ 104.131402] ? copy_mount_options+0x1fe/0x2f0 [ 104.135913] SyS_mount+0xab/0x120 [ 104.139352] ? copy_mnt_ns+0x8c0/0x8c0 [ 104.143226] do_syscall_64+0x1eb/0x630 [ 104.147125] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 104.151989] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 104.157165] RIP: 0033:0x458c29 [ 104.160342] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 104.168051] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 104.175313] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 104.182673] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 104.189941] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 104.197210] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 104.204985] 9pnet: Couldn't grow tag array [ 104.223014] FAULT_INJECTION: forcing a failure. [ 104.223014] name failslab, interval 1, probability 0, space 0, times 0 [ 104.235160] CPU: 0 PID: 7222 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 104.242102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.251466] Call Trace: [ 104.254200] dump_stack+0x138/0x19c [ 104.257819] should_fail.cold+0x10f/0x159 [ 104.261960] should_failslab+0xdb/0x130 [ 104.266235] __kmalloc+0x2f3/0x7a0 [ 104.269772] ? __lockdep_init_map+0x10c/0x570 [ 104.274285] ? p9_fcall_alloc+0x1d/0x90 [ 104.278380] p9_fcall_alloc+0x1d/0x90 [ 104.282181] p9_client_prepare_req.part.0+0x73c/0xa90 [ 104.287594] p9_client_rpc+0x170/0x1190 [ 104.291592] ? p9_idpool_get+0xa3/0x100 [ 104.295765] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 104.301725] ? find_held_lock+0x35/0x130 [ 104.305799] ? p9_fid_create+0x2d5/0x3b0 [ 104.309973] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 104.315189] ? trace_hardirqs_on_caller+0x400/0x590 [ 104.320205] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 104.325308] p9_client_attach+0x152/0x6a0 [ 104.329453] ? trace_hardirqs_off+0xd/0x10 [ 104.333705] ? p9_client_readlink+0x410/0x410 [ 104.338190] ? trace_hardirqs_on_caller+0x400/0x590 [ 104.343205] v9fs_session_init+0xbe8/0x1590 [ 104.347513] ? v9fs_session_init+0xbe8/0x1590 [ 104.351998] ? v9fs_show_options+0x730/0x730 [ 104.356393] ? v9fs_mount+0x5e/0x870 [ 104.360113] ? rcu_read_lock_sched_held+0x110/0x130 [ 104.370128] ? kmem_cache_alloc_trace+0x626/0x790 [ 104.375580] ? free_pages+0x46/0x50 [ 104.379202] v9fs_mount+0x7d/0x870 [ 104.382826] mount_fs+0x9d/0x2a7 [ 104.386205] vfs_kern_mount.part.0+0x5e/0x3d0 [ 104.391331] do_mount+0x417/0x27d0 [ 104.394870] ? retint_kernel+0x2d/0x2d [ 104.399634] ? copy_mount_string+0x40/0x40 [ 104.403865] ? audit_add_tree_rule.cold+0x2e/0x2e [ 104.408714] ? copy_mount_options+0x1fe/0x2f0 [ 104.413210] SyS_mount+0xab/0x120 [ 104.416891] ? copy_mnt_ns+0x8c0/0x8c0 [ 104.420778] do_syscall_64+0x1eb/0x630 [ 104.424680] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 104.429519] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 104.434695] RIP: 0033:0x458c29 [ 104.437867] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 104.445913] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 104.453174] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 104.460436] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 104.467698] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 104.474960] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 104.482827] 9pnet: Couldn't grow tag array [ 104.499755] FAULT_INJECTION: forcing a failure. [ 104.499755] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 104.511725] CPU: 0 PID: 7224 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 104.519177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.528635] Call Trace: [ 104.531212] dump_stack+0x138/0x19c [ 104.535240] should_fail.cold+0x10f/0x159 [ 104.539504] __alloc_pages_nodemask+0x1d6/0x7a0 [ 104.544581] ? cache_grow_end.part.0+0x92/0x160 [ 104.549250] ? __alloc_pages_slowpath+0x2930/0x2930 [ 104.554435] cache_grow_begin+0x80/0x410 [ 104.558508] __kmalloc+0x6c2/0x7a0 [ 104.562048] ? __lockdep_init_map+0x10c/0x570 [ 104.566877] ? p9_fcall_alloc+0x1d/0x90 [ 104.570847] p9_fcall_alloc+0x1d/0x90 [ 104.574646] p9_client_prepare_req.part.0+0x73c/0xa90 [ 104.579859] p9_client_rpc+0x170/0x1190 [ 104.583982] ? p9_idpool_get+0xa3/0x100 [ 104.587951] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 104.594535] ? find_held_lock+0x35/0x130 [ 104.598613] ? p9_fid_create+0x2d5/0x3b0 [ 104.602745] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 104.607843] ? trace_hardirqs_on_caller+0x400/0x590 [ 104.612974] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 104.618233] p9_client_attach+0x152/0x6a0 [ 104.622392] ? trace_hardirqs_off+0xd/0x10 [ 104.626800] ? p9_client_readlink+0x410/0x410 [ 104.631288] ? trace_hardirqs_on_caller+0x400/0x590 [ 104.636297] v9fs_session_init+0xbe8/0x1590 [ 104.640609] ? v9fs_session_init+0xbe8/0x1590 [ 104.645098] ? v9fs_show_options+0x730/0x730 [ 104.649634] ? v9fs_mount+0x5e/0x870 [ 104.653502] ? rcu_read_lock_sched_held+0x110/0x130 [ 104.658874] ? kmem_cache_alloc_trace+0x626/0x790 [ 104.663714] ? free_pages+0x46/0x50 [ 104.667334] v9fs_mount+0x7d/0x870 [ 104.670901] mount_fs+0x9d/0x2a7 [ 104.674258] vfs_kern_mount.part.0+0x5e/0x3d0 [ 104.678755] do_mount+0x417/0x27d0 [ 104.682393] ? copy_mount_options+0x5c/0x2f0 [ 104.687160] ? rcu_read_lock_sched_held+0x110/0x130 [ 104.692176] ? copy_mount_string+0x40/0x40 [ 104.700084] ? copy_mount_options+0x1fe/0x2f0 [ 104.704584] SyS_mount+0xab/0x120 [ 104.708128] ? copy_mnt_ns+0x8c0/0x8c0 [ 104.712006] do_syscall_64+0x1eb/0x630 [ 104.718626] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 104.723472] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 104.728750] RIP: 0033:0x458c29 [ 104.731926] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 104.739646] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 104.746918] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 104.754175] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 104.761461] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 104.768722] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 104.789172] FAULT_INJECTION: forcing a failure. [ 104.789172] name failslab, interval 1, probability 0, space 0, times 0 [ 104.806949] CPU: 0 PID: 7225 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 104.813892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.824019] Call Trace: [ 104.831316] dump_stack+0x138/0x19c [ 104.835020] should_fail.cold+0x10f/0x159 [ 104.839167] should_failslab+0xdb/0x130 [ 104.843139] __kmalloc+0x2f3/0x7a0 [ 104.846668] ? __lockdep_init_map+0x10c/0x570 [ 104.851154] ? p9_fcall_alloc+0x1d/0x90 [ 104.855135] p9_fcall_alloc+0x1d/0x90 [ 104.858926] p9_client_prepare_req.part.0+0x73c/0xa90 [ 104.864273] p9_client_rpc+0x170/0x1190 [ 104.868427] ? p9_idpool_get+0xa3/0x100 [ 104.872574] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 104.878572] ? find_held_lock+0x35/0x130 [ 104.882630] ? p9_fid_create+0x2d5/0x3b0 [ 104.886687] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 104.891807] ? trace_hardirqs_on_caller+0x400/0x590 [ 104.896843] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 104.901972] p9_client_attach+0x152/0x6a0 [ 104.906129] ? trace_hardirqs_off+0xd/0x10 [ 104.910369] ? p9_client_readlink+0x410/0x410 [ 104.920971] ? trace_hardirqs_on_caller+0x400/0x590 [ 104.925982] v9fs_session_init+0xbe8/0x1590 [ 104.930306] ? v9fs_session_init+0xbe8/0x1590 [ 104.934822] ? v9fs_show_options+0x730/0x730 [ 104.939300] ? v9fs_mount+0x5e/0x870 [ 104.943021] ? rcu_read_lock_sched_held+0x110/0x130 [ 104.948608] ? kmem_cache_alloc_trace+0x626/0x790 [ 104.953484] ? free_pages+0x46/0x50 [ 104.957101] v9fs_mount+0x7d/0x870 [ 104.960723] mount_fs+0x9d/0x2a7 [ 104.964078] vfs_kern_mount.part.0+0x5e/0x3d0 [ 104.968572] do_mount+0x417/0x27d0 [ 104.972112] ? copy_mount_options+0x5c/0x2f0 [ 104.977712] ? rcu_read_lock_sched_held+0x110/0x130 [ 104.983077] ? copy_mount_string+0x40/0x40 [ 104.987306] ? copy_mount_options+0x1fe/0x2f0 [ 104.991795] SyS_mount+0xab/0x120 [ 104.995274] ? copy_mnt_ns+0x8c0/0x8c0 [ 104.999159] do_syscall_64+0x1eb/0x630 [ 105.003039] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 105.007890] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 105.013453] RIP: 0033:0x458c29 [ 105.016630] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 105.024459] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 105.031719] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 105.039465] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 105.046726] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 105.053989] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 105.061622] 9pnet: Couldn't grow tag array [ 105.078397] FAULT_INJECTION: forcing a failure. [ 105.078397] name failslab, interval 1, probability 0, space 0, times 0 [ 105.091326] CPU: 0 PID: 7228 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 105.098397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.107959] Call Trace: [ 105.110561] dump_stack+0x138/0x19c [ 105.114198] should_fail.cold+0x10f/0x159 [ 105.118345] should_failslab+0xdb/0x130 [ 105.122478] kmem_cache_alloc+0x2d9/0x780 [ 105.126871] ? snprintf+0xd0/0xd0 [ 105.130345] ? kmem_cache_alloc_trace+0x626/0x790 [ 105.135402] __fscache_acquire_cookie+0xe1/0x430 [ 105.140238] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 105.145426] v9fs_session_init+0xc77/0x1590 [ 105.149748] ? v9fs_show_options+0x730/0x730 [ 105.154149] ? v9fs_mount+0x5e/0x870 [ 105.158882] ? rcu_read_lock_sched_held+0x110/0x130 [ 105.164265] ? kmem_cache_alloc_trace+0x626/0x790 [ 105.169101] ? free_pages+0x46/0x50 [ 105.172721] v9fs_mount+0x7d/0x870 [ 105.176250] mount_fs+0x9d/0x2a7 [ 105.179769] vfs_kern_mount.part.0+0x5e/0x3d0 [ 105.185849] do_mount+0x417/0x27d0 [ 105.190015] ? copy_mount_options+0x5c/0x2f0 [ 105.194627] ? rcu_read_lock_sched_held+0x110/0x130 [ 105.200337] ? copy_mount_string+0x40/0x40 [ 105.204595] ? copy_mount_options+0x1fe/0x2f0 [ 105.209124] SyS_mount+0xab/0x120 [ 105.212581] ? copy_mnt_ns+0x8c0/0x8c0 [ 105.217161] do_syscall_64+0x1eb/0x630 [ 105.221045] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 105.225893] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 105.231654] RIP: 0033:0x458c29 [ 105.235266] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 105.243253] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 105.250521] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 105.257805] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 105.265083] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 105.272353] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 105.295725] FAULT_INJECTION: forcing a failure. [ 105.295725] name failslab, interval 1, probability 0, space 0, times 0 [ 105.310723] CPU: 0 PID: 7229 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 105.317690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.327052] Call Trace: [ 105.329778] dump_stack+0x138/0x19c [ 105.333543] should_fail.cold+0x10f/0x159 [ 105.337718] should_failslab+0xdb/0x130 [ 105.342081] __kmalloc+0x2f3/0x7a0 [ 105.345618] ? __lockdep_init_map+0x10c/0x570 [ 105.350106] ? p9_fcall_alloc+0x1d/0x90 [ 105.354067] p9_fcall_alloc+0x1d/0x90 [ 105.357859] p9_client_prepare_req.part.0+0x73c/0xa90 [ 105.368794] p9_client_rpc+0x170/0x1190 [ 105.373169] ? p9_idpool_get+0xa3/0x100 [ 105.377157] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 105.383134] ? find_held_lock+0x35/0x130 [ 105.387288] ? p9_fid_create+0x2d5/0x3b0 [ 105.391357] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 105.396467] ? trace_hardirqs_on_caller+0x400/0x590 [ 105.401491] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 105.406586] p9_client_attach+0x152/0x6a0 [ 105.410725] ? trace_hardirqs_off+0xd/0x10 [ 105.415074] ? p9_client_readlink+0x410/0x410 [ 105.419565] ? trace_hardirqs_on_caller+0x400/0x590 [ 105.424577] v9fs_session_init+0xbe8/0x1590 [ 105.428886] ? v9fs_session_init+0xbe8/0x1590 [ 105.433379] ? v9fs_show_options+0x730/0x730 [ 105.437774] ? v9fs_mount+0x5e/0x870 [ 105.441477] ? rcu_read_lock_sched_held+0x110/0x130 [ 105.446506] ? kmem_cache_alloc_trace+0x626/0x790 [ 105.451371] ? free_pages+0x46/0x50 [ 105.455000] v9fs_mount+0x7d/0x870 [ 105.458544] mount_fs+0x9d/0x2a7 [ 105.461962] vfs_kern_mount.part.0+0x5e/0x3d0 [ 105.466475] do_mount+0x417/0x27d0 [ 105.470022] ? copy_mount_options+0x5c/0x2f0 [ 105.474444] ? rcu_read_lock_sched_held+0x110/0x130 [ 105.479462] ? copy_mount_string+0x40/0x40 [ 105.483921] ? copy_mount_options+0x1fe/0x2f0 [ 105.488414] SyS_mount+0xab/0x120 [ 105.491858] ? copy_mnt_ns+0x8c0/0x8c0 [ 105.496208] do_syscall_64+0x1eb/0x630 [ 105.500124] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 105.504975] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 105.510158] RIP: 0033:0x458c29 [ 105.513332] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 105.521040] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 105.528307] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 105.537842] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 105.545108] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 105.552739] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 105.561059] 9pnet: Couldn't grow tag array [ 105.576159] FAULT_INJECTION: forcing a failure. [ 105.576159] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 105.588041] CPU: 1 PID: 7231 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 105.594977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.604330] Call Trace: [ 105.606915] dump_stack+0x138/0x19c [ 105.610743] should_fail.cold+0x10f/0x159 [ 105.614902] __alloc_pages_nodemask+0x1d6/0x7a0 [ 105.620735] ? cache_grow_end.part.0+0x92/0x160 [ 105.625402] ? __alloc_pages_slowpath+0x2930/0x2930 [ 105.630421] cache_grow_begin+0x80/0x410 [ 105.634477] __kmalloc+0x6c2/0x7a0 [ 105.638282] ? __lockdep_init_map+0x10c/0x570 [ 105.642780] ? p9_fcall_alloc+0x1d/0x90 [ 105.646767] p9_fcall_alloc+0x1d/0x90 [ 105.650563] p9_client_prepare_req.part.0+0x73c/0xa90 [ 105.655758] p9_client_rpc+0x170/0x1190 [ 105.659739] ? p9_idpool_get+0xa3/0x100 [ 105.663729] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 105.669787] ? find_held_lock+0x35/0x130 [ 105.673838] ? p9_fid_create+0x2d5/0x3b0 [ 105.677935] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 105.683037] ? trace_hardirqs_on_caller+0x400/0x590 [ 105.688058] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 105.693185] p9_client_attach+0x152/0x6a0 [ 105.697322] ? trace_hardirqs_off+0xd/0x10 [ 105.701563] ? p9_client_readlink+0x410/0x410 [ 105.706058] ? trace_hardirqs_on_caller+0x400/0x590 [ 105.711072] v9fs_session_init+0xbe8/0x1590 [ 105.715386] ? v9fs_session_init+0xbe8/0x1590 [ 105.719884] ? v9fs_show_options+0x730/0x730 [ 105.729031] ? v9fs_mount+0x5e/0x870 [ 105.735811] ? rcu_read_lock_sched_held+0x110/0x130 [ 105.741038] ? kmem_cache_alloc_trace+0x626/0x790 [ 105.745890] ? free_pages+0x46/0x50 [ 105.749511] v9fs_mount+0x7d/0x870 [ 105.753064] mount_fs+0x9d/0x2a7 [ 105.756426] vfs_kern_mount.part.0+0x5e/0x3d0 [ 105.760924] do_mount+0x417/0x27d0 [ 105.764457] ? copy_mount_options+0x5c/0x2f0 [ 105.768855] ? rcu_read_lock_sched_held+0x110/0x130 [ 105.773861] ? copy_mount_string+0x40/0x40 [ 105.778102] ? copy_mount_options+0x1fe/0x2f0 [ 105.782591] SyS_mount+0xab/0x120 [ 105.786031] ? copy_mnt_ns+0x8c0/0x8c0 [ 105.790102] do_syscall_64+0x1eb/0x630 [ 105.793982] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 105.798818] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 105.804077] RIP: 0033:0x458c29 [ 105.807489] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 105.815389] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 105.823546] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 105.830813] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 105.838087] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 105.845531] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 105.868597] FAULT_INJECTION: forcing a failure. [ 105.868597] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 105.880451] CPU: 1 PID: 7233 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 105.887367] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.896716] Call Trace: [ 105.899319] dump_stack+0x138/0x19c [ 105.902946] should_fail.cold+0x10f/0x159 [ 105.907093] __alloc_pages_nodemask+0x1d6/0x7a0 [ 105.914582] ? __alloc_pages_slowpath+0x2930/0x2930 [ 105.920054] cache_grow_begin+0x80/0x410 [ 105.924123] __kmalloc+0x6c2/0x7a0 [ 105.928451] ? __lockdep_init_map+0x10c/0x570 [ 105.932942] ? p9_fcall_alloc+0x1d/0x90 [ 105.936937] p9_fcall_alloc+0x1d/0x90 [ 105.940732] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 105.945920] p9_client_rpc+0x170/0x1190 [ 105.949886] ? p9_idpool_get+0xa3/0x100 [ 105.953845] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 105.959815] ? find_held_lock+0x35/0x130 [ 105.964090] ? p9_fid_create+0x2d5/0x3b0 [ 105.968159] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 105.973255] ? trace_hardirqs_on_caller+0x400/0x590 [ 105.982476] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 105.987601] p9_client_attach+0x152/0x6a0 [ 105.991749] ? trace_hardirqs_off+0xd/0x10 [ 105.996322] ? p9_client_readlink+0x410/0x410 [ 106.000813] ? trace_hardirqs_on_caller+0x400/0x590 [ 106.005820] v9fs_session_init+0xbe8/0x1590 [ 106.010141] ? v9fs_session_init+0xbe8/0x1590 [ 106.014639] ? v9fs_show_options+0x730/0x730 [ 106.019044] ? v9fs_mount+0x5e/0x870 [ 106.023118] ? rcu_read_lock_sched_held+0x110/0x130 [ 106.028309] ? kmem_cache_alloc_trace+0x626/0x790 [ 106.033149] ? free_pages+0x46/0x50 [ 106.036768] v9fs_mount+0x7d/0x870 [ 106.040297] mount_fs+0x9d/0x2a7 [ 106.043650] vfs_kern_mount.part.0+0x5e/0x3d0 [ 106.048138] do_mount+0x417/0x27d0 [ 106.051686] ? copy_mount_options+0x5c/0x2f0 [ 106.056097] ? rcu_read_lock_sched_held+0x110/0x130 [ 106.061876] ? copy_mount_string+0x40/0x40 [ 106.066281] ? copy_mount_options+0x1fe/0x2f0 [ 106.070766] SyS_mount+0xab/0x120 [ 106.074213] ? copy_mnt_ns+0x8c0/0x8c0 [ 106.078119] do_syscall_64+0x1eb/0x630 [ 106.081994] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 106.086862] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 106.092045] RIP: 0033:0x458c29 [ 106.095349] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 106.103329] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 106.111017] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 106.119960] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 106.127227] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 106.134739] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 106.156562] FAULT_INJECTION: forcing a failure. [ 106.156562] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 106.168425] CPU: 1 PID: 7235 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 106.175369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.184729] Call Trace: [ 106.187328] dump_stack+0x138/0x19c [ 106.190948] should_fail.cold+0x10f/0x159 [ 106.195350] __alloc_pages_nodemask+0x1d6/0x7a0 [ 106.200405] ? cache_grow_end.part.0+0x92/0x160 [ 106.208723] ? __alloc_pages_slowpath+0x2930/0x2930 [ 106.213930] cache_grow_begin+0x80/0x410 [ 106.218010] __kmalloc+0x6c2/0x7a0 [ 106.221540] ? __lockdep_init_map+0x10c/0x570 [ 106.226029] ? p9_fcall_alloc+0x1d/0x90 [ 106.230122] p9_fcall_alloc+0x1d/0x90 [ 106.233914] p9_client_prepare_req.part.0+0x73c/0xa90 [ 106.239121] p9_client_rpc+0x170/0x1190 [ 106.243089] ? p9_idpool_get+0xa3/0x100 [ 106.247193] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 106.253171] ? find_held_lock+0x35/0x130 [ 106.258254] ? p9_fid_create+0x2d5/0x3b0 [ 106.262333] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 106.267446] ? trace_hardirqs_on_caller+0x400/0x590 [ 106.272461] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 106.277585] p9_client_attach+0x152/0x6a0 [ 106.281736] ? p9_client_readlink+0x410/0x410 [ 106.286432] ? kfree+0x199/0x270 [ 106.290177] v9fs_session_init+0xbe8/0x1590 [ 106.294498] ? v9fs_session_init+0xbe8/0x1590 [ 106.298991] ? v9fs_show_options+0x730/0x730 [ 106.303421] ? v9fs_mount+0x5e/0x870 [ 106.307126] ? rcu_read_lock_sched_held+0x110/0x130 [ 106.312130] ? kmem_cache_alloc_trace+0x626/0x790 [ 106.316966] ? free_pages+0x46/0x50 [ 106.320586] v9fs_mount+0x7d/0x870 [ 106.324245] mount_fs+0x9d/0x2a7 [ 106.327636] vfs_kern_mount.part.0+0x5e/0x3d0 [ 106.332129] do_mount+0x417/0x27d0 [ 106.335663] ? copy_mount_options+0x5c/0x2f0 [ 106.340080] ? rcu_read_lock_sched_held+0x110/0x130 [ 106.345125] ? copy_mount_string+0x40/0x40 [ 106.349381] ? copy_mount_options+0x1fe/0x2f0 [ 106.353871] SyS_mount+0xab/0x120 [ 106.357338] ? copy_mnt_ns+0x8c0/0x8c0 [ 106.361220] do_syscall_64+0x1eb/0x630 [ 106.365116] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 106.369956] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 106.375286] RIP: 0033:0x458c29 [ 106.378557] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 106.386407] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 106.393822] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 106.401088] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 106.408375] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 106.415646] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 106.439384] FAULT_INJECTION: forcing a failure. [ 106.439384] name failslab, interval 1, probability 0, space 0, times 0 [ 106.451495] CPU: 0 PID: 7237 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 106.458435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.467831] Call Trace: [ 106.470422] dump_stack+0x138/0x19c [ 106.474152] should_fail.cold+0x10f/0x159 [ 106.478376] should_failslab+0xdb/0x130 [ 106.482596] __kmalloc+0x2f3/0x7a0 [ 106.486301] ? __lockdep_init_map+0x10c/0x570 [ 106.490803] ? p9_fcall_alloc+0x1d/0x90 [ 106.494784] p9_fcall_alloc+0x1d/0x90 [ 106.499194] p9_client_prepare_req.part.0+0x73c/0xa90 [ 106.505147] p9_client_rpc+0x170/0x1190 [ 106.510808] ? p9_idpool_get+0xa3/0x100 [ 106.515007] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 106.520977] ? find_held_lock+0x35/0x130 [ 106.525051] ? p9_fid_create+0x2d5/0x3b0 [ 106.532019] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 106.537206] ? trace_hardirqs_on_caller+0x400/0x590 [ 106.544347] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 106.549708] p9_client_attach+0x152/0x6a0 [ 106.554168] ? trace_hardirqs_off+0xd/0x10 [ 106.558405] ? p9_client_readlink+0x410/0x410 [ 106.562973] ? trace_hardirqs_on_caller+0x400/0x590 [ 106.570446] v9fs_session_init+0xbe8/0x1590 [ 106.574809] ? v9fs_session_init+0xbe8/0x1590 [ 106.580356] ? v9fs_show_options+0x730/0x730 [ 106.584950] ? v9fs_mount+0x5e/0x870 [ 106.588650] ? rcu_read_lock_sched_held+0x110/0x130 [ 106.593667] ? kmem_cache_alloc_trace+0x626/0x790 [ 106.598504] ? free_pages+0x46/0x50 [ 106.602126] v9fs_mount+0x7d/0x870 [ 106.605679] mount_fs+0x9d/0x2a7 [ 106.609411] vfs_kern_mount.part.0+0x5e/0x3d0 [ 106.613913] do_mount+0x417/0x27d0 [ 106.617530] ? copy_mount_options+0x5c/0x2f0 [ 106.622178] ? rcu_read_lock_sched_held+0x110/0x130 [ 106.627207] ? copy_mount_string+0x40/0x40 [ 106.631432] ? copy_mount_options+0x1fe/0x2f0 [ 106.635921] SyS_mount+0xab/0x120 [ 106.644642] ? copy_mnt_ns+0x8c0/0x8c0 [ 106.648778] do_syscall_64+0x1eb/0x630 [ 106.652669] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 106.658347] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 106.663534] RIP: 0033:0x458c29 [ 106.666715] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 106.674413] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 106.681673] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 106.688937] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 106.696201] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 106.703653] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 106.711474] 9pnet: Couldn't grow tag array [ 106.728042] FAULT_INJECTION: forcing a failure. [ 106.728042] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 106.739919] CPU: 0 PID: 7240 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 106.746839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.756476] Call Trace: [ 106.759061] dump_stack+0x138/0x19c [ 106.762683] should_fail.cold+0x10f/0x159 [ 106.766825] __alloc_pages_nodemask+0x1d6/0x7a0 [ 106.771486] ? cache_grow_end.part.0+0x92/0x160 [ 106.776143] ? __alloc_pages_slowpath+0x2930/0x2930 [ 106.781768] cache_grow_begin+0x80/0x410 [ 106.785824] __kmalloc+0x6c2/0x7a0 [ 106.789348] ? __lockdep_init_map+0x10c/0x570 [ 106.793834] ? p9_fcall_alloc+0x1d/0x90 [ 106.797792] p9_fcall_alloc+0x1d/0x90 [ 106.801580] p9_client_prepare_req.part.0+0x73c/0xa90 [ 106.806761] p9_client_rpc+0x170/0x1190 [ 106.810733] ? p9_idpool_get+0xa3/0x100 [ 106.814709] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 106.820844] ? find_held_lock+0x35/0x130 [ 106.824893] ? p9_fid_create+0x2d5/0x3b0 [ 106.828954] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 106.834156] ? trace_hardirqs_on_caller+0x400/0x590 [ 106.839275] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 106.844396] p9_client_attach+0x152/0x6a0 [ 106.848538] ? trace_hardirqs_off+0xd/0x10 [ 106.852771] ? p9_client_readlink+0x410/0x410 [ 106.857320] ? trace_hardirqs_on_caller+0x400/0x590 [ 106.862346] v9fs_session_init+0xbe8/0x1590 [ 106.866656] ? v9fs_session_init+0xbe8/0x1590 [ 106.871145] ? v9fs_show_options+0x730/0x730 [ 106.875540] ? v9fs_mount+0x5e/0x870 [ 106.879251] ? rcu_read_lock_sched_held+0x110/0x130 [ 106.884256] ? kmem_cache_alloc_trace+0x626/0x790 [ 106.889092] ? free_pages+0x46/0x50 [ 106.892740] v9fs_mount+0x7d/0x870 [ 106.896270] mount_fs+0x9d/0x2a7 [ 106.899659] vfs_kern_mount.part.0+0x5e/0x3d0 [ 106.904679] do_mount+0x417/0x27d0 [ 106.908204] ? copy_mount_options+0x5c/0x2f0 [ 106.912626] ? rcu_read_lock_sched_held+0x110/0x130 [ 106.917638] ? copy_mount_string+0x40/0x40 [ 106.922996] ? copy_mount_options+0x1fe/0x2f0 [ 106.927484] SyS_mount+0xab/0x120 [ 106.930929] ? copy_mnt_ns+0x8c0/0x8c0 [ 106.934818] do_syscall_64+0x1eb/0x630 [ 106.938693] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 106.943530] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 106.948733] RIP: 0033:0x458c29 [ 106.951914] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 106.959656] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 106.967300] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 106.974572] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 106.982792] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 106.990068] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 107.011335] FAULT_INJECTION: forcing a failure. [ 107.011335] name failslab, interval 1, probability 0, space 0, times 0 [ 107.023245] CPU: 1 PID: 7241 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 107.030397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.039743] Call Trace: [ 107.042321] dump_stack+0x138/0x19c [ 107.045949] should_fail.cold+0x10f/0x159 [ 107.050097] should_failslab+0xdb/0x130 [ 107.054084] kmem_cache_alloc+0x2d9/0x780 [ 107.058422] ? snprintf+0xd0/0xd0 [ 107.061878] ? kmem_cache_alloc_trace+0x626/0x790 [ 107.067948] __fscache_acquire_cookie+0xe1/0x430 [ 107.072926] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 107.078127] v9fs_session_init+0xc77/0x1590 [ 107.082451] ? v9fs_show_options+0x730/0x730 [ 107.087040] ? v9fs_mount+0x5e/0x870 [ 107.090752] ? rcu_read_lock_sched_held+0x110/0x130 [ 107.096320] ? kmem_cache_alloc_trace+0x626/0x790 [ 107.101167] ? free_pages+0x46/0x50 [ 107.105347] v9fs_mount+0x7d/0x870 [ 107.112915] mount_fs+0x9d/0x2a7 [ 107.116276] vfs_kern_mount.part.0+0x5e/0x3d0 [ 107.120767] do_mount+0x417/0x27d0 [ 107.124296] ? retint_kernel+0x2d/0x2d [ 107.128177] ? copy_mount_string+0x40/0x40 [ 107.132409] ? copy_mount_options+0x199/0x2f0 [ 107.136898] ? copy_mount_options+0x1fe/0x2f0 [ 107.141386] SyS_mount+0xab/0x120 [ 107.144826] ? copy_mnt_ns+0x8c0/0x8c0 [ 107.148711] do_syscall_64+0x1eb/0x630 [ 107.152617] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 107.157486] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 107.162673] RIP: 0033:0x458c29 [ 107.165861] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2019/04/20 00:24:56 executed programs: 69 [ 107.173558] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 107.180841] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 107.188109] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 107.195481] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 107.202771] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 107.226970] FAULT_INJECTION: forcing a failure. [ 107.226970] name failslab, interval 1, probability 0, space 0, times 0 [ 107.238299] CPU: 0 PID: 7244 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 107.245252] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.254632] Call Trace: [ 107.257234] dump_stack+0x138/0x19c [ 107.260856] should_fail.cold+0x10f/0x159 [ 107.264992] should_failslab+0xdb/0x130 [ 107.269234] kmem_cache_alloc_trace+0x2ec/0x790 [ 107.273909] ? p9_client_readlink+0x410/0x410 [ 107.278396] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 107.283672] v9fs_session_init+0xc77/0x1590 [ 107.288123] ? v9fs_show_options+0x730/0x730 [ 107.292539] ? v9fs_mount+0x5e/0x870 [ 107.296249] ? rcu_read_lock_sched_held+0x110/0x130 [ 107.301641] ? kmem_cache_alloc_trace+0x626/0x790 [ 107.306620] ? free_pages+0x46/0x50 [ 107.310249] v9fs_mount+0x7d/0x870 [ 107.313792] mount_fs+0x9d/0x2a7 [ 107.317151] vfs_kern_mount.part.0+0x5e/0x3d0 [ 107.321666] do_mount+0x417/0x27d0 [ 107.325900] ? copy_mount_options+0x5c/0x2f0 [ 107.330306] ? rcu_read_lock_sched_held+0x110/0x130 [ 107.335323] ? copy_mount_string+0x40/0x40 [ 107.339559] ? copy_mount_options+0x1fe/0x2f0 [ 107.344077] SyS_mount+0xab/0x120 [ 107.347558] ? copy_mnt_ns+0x8c0/0x8c0 [ 107.351445] do_syscall_64+0x1eb/0x630 [ 107.355323] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 107.360190] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 107.365930] RIP: 0033:0x458c29 [ 107.369197] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 107.377035] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 107.384367] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 107.391636] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 107.400877] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 107.408149] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 107.431455] FAULT_INJECTION: forcing a failure. [ 107.431455] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 107.444823] CPU: 0 PID: 7245 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 107.451753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.463965] Call Trace: [ 107.466760] dump_stack+0x138/0x19c [ 107.470402] should_fail.cold+0x10f/0x159 [ 107.475555] __alloc_pages_nodemask+0x1d6/0x7a0 [ 107.480223] ? cache_grow_end.part.0+0x92/0x160 [ 107.484887] ? __alloc_pages_slowpath+0x2930/0x2930 [ 107.489900] cache_grow_begin+0x80/0x410 [ 107.494049] __kmalloc+0x6c2/0x7a0 [ 107.497616] ? __lockdep_init_map+0x10c/0x570 [ 107.502109] ? p9_fcall_alloc+0x1d/0x90 [ 107.506215] p9_fcall_alloc+0x1d/0x90 [ 107.510035] p9_client_prepare_req.part.0+0x73c/0xa90 [ 107.518133] p9_client_rpc+0x170/0x1190 [ 107.522105] ? p9_idpool_get+0xa3/0x100 [ 107.526080] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 107.532417] ? find_held_lock+0x35/0x130 [ 107.536490] ? p9_fid_create+0x2d5/0x3b0 [ 107.541303] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 107.546718] ? trace_hardirqs_on_caller+0x400/0x590 [ 107.551761] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 107.557156] p9_client_attach+0x152/0x6a0 [ 107.561304] ? trace_hardirqs_off+0xd/0x10 [ 107.565535] ? p9_client_readlink+0x410/0x410 [ 107.574362] ? trace_hardirqs_on_caller+0x400/0x590 [ 107.586890] v9fs_session_init+0xbe8/0x1590 [ 107.591201] ? v9fs_session_init+0xbe8/0x1590 [ 107.595688] ? v9fs_show_options+0x730/0x730 [ 107.600095] ? v9fs_mount+0x5e/0x870 [ 107.603809] ? rcu_read_lock_sched_held+0x110/0x130 [ 107.608846] ? kmem_cache_alloc_trace+0x626/0x790 [ 107.613690] ? free_pages+0x46/0x50 [ 107.617337] v9fs_mount+0x7d/0x870 [ 107.621230] mount_fs+0x9d/0x2a7 [ 107.624612] vfs_kern_mount.part.0+0x5e/0x3d0 [ 107.629098] do_mount+0x417/0x27d0 [ 107.632626] ? copy_mount_options+0x5c/0x2f0 [ 107.637158] ? rcu_read_lock_sched_held+0x110/0x130 [ 107.642272] ? copy_mount_string+0x40/0x40 [ 107.646518] ? copy_mount_options+0x1fe/0x2f0 [ 107.651017] SyS_mount+0xab/0x120 [ 107.654455] ? copy_mnt_ns+0x8c0/0x8c0 [ 107.658358] do_syscall_64+0x1eb/0x630 [ 107.662234] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 107.667088] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 107.672265] RIP: 0033:0x458c29 [ 107.675438] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 107.683451] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 107.690718] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 107.698002] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 107.705270] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 107.712533] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 107.733042] FAULT_INJECTION: forcing a failure. [ 107.733042] name failslab, interval 1, probability 0, space 0, times 0 [ 107.744484] CPU: 0 PID: 7247 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 107.751425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.761058] Call Trace: [ 107.763647] dump_stack+0x138/0x19c [ 107.768408] should_fail.cold+0x10f/0x159 [ 107.772552] should_failslab+0xdb/0x130 [ 107.776526] __kmalloc+0x2f3/0x7a0 [ 107.780065] ? __lockdep_init_map+0x10c/0x570 [ 107.784651] ? p9_fcall_alloc+0x1d/0x90 [ 107.789949] p9_fcall_alloc+0x1d/0x90 [ 107.794047] p9_client_prepare_req.part.0+0x73c/0xa90 [ 107.799242] p9_client_rpc+0x170/0x1190 [ 107.803231] ? p9_idpool_get+0xa3/0x100 [ 107.807197] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 107.813302] ? find_held_lock+0x35/0x130 [ 107.817361] ? p9_fid_create+0x2d5/0x3b0 [ 107.822166] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 107.827535] ? trace_hardirqs_on_caller+0x400/0x590 [ 107.832866] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 107.837984] p9_client_attach+0x152/0x6a0 [ 107.842124] ? trace_hardirqs_off+0xd/0x10 [ 107.846370] ? p9_client_readlink+0x410/0x410 [ 107.856308] ? trace_hardirqs_on_caller+0x400/0x590 [ 107.861454] v9fs_session_init+0xbe8/0x1590 [ 107.866256] ? v9fs_session_init+0xbe8/0x1590 [ 107.870746] ? v9fs_show_options+0x730/0x730 [ 107.875159] ? v9fs_mount+0x5e/0x870 [ 107.878863] ? rcu_read_lock_sched_held+0x110/0x130 [ 107.884042] ? kmem_cache_alloc_trace+0x626/0x790 [ 107.889345] ? free_pages+0x46/0x50 [ 107.892965] v9fs_mount+0x7d/0x870 [ 107.896600] mount_fs+0x9d/0x2a7 [ 107.899964] vfs_kern_mount.part.0+0x5e/0x3d0 [ 107.904463] do_mount+0x417/0x27d0 [ 107.908456] ? copy_mount_options+0x5c/0x2f0 [ 107.920746] ? rcu_read_lock_sched_held+0x110/0x130 [ 107.925773] ? copy_mount_string+0x40/0x40 [ 107.930025] ? copy_mount_options+0x1fe/0x2f0 [ 107.934525] SyS_mount+0xab/0x120 [ 107.937975] ? copy_mnt_ns+0x8c0/0x8c0 [ 107.941858] do_syscall_64+0x1eb/0x630 [ 107.945745] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 107.950587] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 107.956013] RIP: 0033:0x458c29 [ 107.960309] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 107.968055] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 107.975315] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 107.982576] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 107.989832] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 107.997094] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 108.004669] 9pnet: Couldn't grow tag array [ 108.022325] FAULT_INJECTION: forcing a failure. [ 108.022325] name failslab, interval 1, probability 0, space 0, times 0 [ 108.033716] CPU: 0 PID: 7250 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 108.040818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.057006] Call Trace: [ 108.059614] dump_stack+0x138/0x19c [ 108.063233] should_fail.cold+0x10f/0x159 [ 108.067372] should_failslab+0xdb/0x130 [ 108.071353] __kmalloc+0x2f3/0x7a0 [ 108.074989] ? __lockdep_init_map+0x10c/0x570 [ 108.079477] ? p9_fcall_alloc+0x1d/0x90 [ 108.083473] p9_fcall_alloc+0x1d/0x90 [ 108.087302] p9_client_prepare_req.part.0+0x73c/0xa90 [ 108.092487] p9_client_rpc+0x170/0x1190 [ 108.096579] ? p9_idpool_get+0xa3/0x100 [ 108.100543] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 108.106516] ? find_held_lock+0x35/0x130 [ 108.110575] ? p9_fid_create+0x2d5/0x3b0 [ 108.114636] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 108.119735] ? trace_hardirqs_on_caller+0x400/0x590 [ 108.124773] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 108.129890] p9_client_attach+0x152/0x6a0 [ 108.134051] ? trace_hardirqs_off+0xd/0x10 [ 108.138315] ? p9_client_readlink+0x410/0x410 [ 108.142800] ? trace_hardirqs_on_caller+0x400/0x590 [ 108.147805] v9fs_session_init+0xbe8/0x1590 [ 108.152116] ? v9fs_session_init+0xbe8/0x1590 [ 108.156719] ? v9fs_show_options+0x730/0x730 [ 108.161152] ? v9fs_mount+0x5e/0x870 [ 108.164872] ? rcu_read_lock_sched_held+0x110/0x130 [ 108.169887] ? kmem_cache_alloc_trace+0x626/0x790 [ 108.174752] ? free_pages+0x46/0x50 [ 108.178386] v9fs_mount+0x7d/0x870 [ 108.181920] mount_fs+0x9d/0x2a7 [ 108.185480] vfs_kern_mount.part.0+0x5e/0x3d0 [ 108.189966] do_mount+0x417/0x27d0 [ 108.193496] ? copy_mount_options+0x5c/0x2f0 [ 108.197916] ? rcu_read_lock_sched_held+0x110/0x130 [ 108.202924] ? copy_mount_string+0x40/0x40 [ 108.207152] ? copy_mount_options+0x1fe/0x2f0 [ 108.211790] SyS_mount+0xab/0x120 [ 108.215255] ? copy_mnt_ns+0x8c0/0x8c0 [ 108.219134] do_syscall_64+0x1eb/0x630 [ 108.223635] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 108.228469] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 108.233650] RIP: 0033:0x458c29 [ 108.236844] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 108.244562] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 108.251820] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 108.259075] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 108.266435] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 108.273694] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 108.281501] 9pnet: Couldn't grow tag array [ 108.298296] FAULT_INJECTION: forcing a failure. [ 108.298296] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 108.310159] CPU: 0 PID: 7251 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 108.317092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.326569] Call Trace: [ 108.329256] dump_stack+0x138/0x19c [ 108.332878] should_fail.cold+0x10f/0x159 [ 108.337034] __alloc_pages_nodemask+0x1d6/0x7a0 [ 108.341734] ? cache_grow_end.part.0+0x92/0x160 [ 108.346781] ? __alloc_pages_slowpath+0x2930/0x2930 [ 108.351796] cache_grow_begin+0x80/0x410 [ 108.355900] __kmalloc+0x6c2/0x7a0 [ 108.359429] ? __lockdep_init_map+0x10c/0x570 [ 108.363915] ? p9_fcall_alloc+0x1d/0x90 [ 108.367879] p9_fcall_alloc+0x1d/0x90 [ 108.371667] p9_client_prepare_req.part.0+0x73c/0xa90 [ 108.376974] p9_client_rpc+0x170/0x1190 [ 108.381064] ? p9_idpool_get+0xa3/0x100 [ 108.385045] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 108.391014] ? find_held_lock+0x35/0x130 [ 108.395179] ? p9_fid_create+0x2d5/0x3b0 [ 108.399529] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 108.404660] ? trace_hardirqs_on_caller+0x400/0x590 [ 108.409671] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 108.414771] p9_client_attach+0x152/0x6a0 [ 108.419091] ? trace_hardirqs_off+0xd/0x10 [ 108.423321] ? p9_client_readlink+0x410/0x410 [ 108.427811] ? trace_hardirqs_on_caller+0x400/0x590 [ 108.432834] v9fs_session_init+0xbe8/0x1590 [ 108.437159] ? v9fs_session_init+0xbe8/0x1590 [ 108.441654] ? v9fs_show_options+0x730/0x730 [ 108.446057] ? v9fs_mount+0x5e/0x870 [ 108.449767] ? rcu_read_lock_sched_held+0x110/0x130 [ 108.454776] ? kmem_cache_alloc_trace+0x626/0x790 [ 108.459616] ? free_pages+0x46/0x50 [ 108.463235] v9fs_mount+0x7d/0x870 [ 108.466763] mount_fs+0x9d/0x2a7 [ 108.470125] vfs_kern_mount.part.0+0x5e/0x3d0 [ 108.474621] do_mount+0x417/0x27d0 [ 108.478150] ? copy_mount_options+0x5c/0x2f0 [ 108.482562] ? rcu_read_lock_sched_held+0x110/0x130 [ 108.487574] ? copy_mount_string+0x40/0x40 [ 108.491818] ? copy_mount_options+0x1fe/0x2f0 [ 108.496322] SyS_mount+0xab/0x120 [ 108.499772] ? copy_mnt_ns+0x8c0/0x8c0 [ 108.503652] do_syscall_64+0x1eb/0x630 [ 108.507531] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 108.512547] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 108.517727] RIP: 0033:0x458c29 [ 108.520909] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 108.528626] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 108.535893] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 108.546373] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 108.553642] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 108.560913] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 108.589912] FAULT_INJECTION: forcing a failure. [ 108.589912] name failslab, interval 1, probability 0, space 0, times 0 [ 108.602062] CPU: 1 PID: 7253 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 108.609000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.618445] Call Trace: [ 108.621074] dump_stack+0x138/0x19c [ 108.624694] should_fail.cold+0x10f/0x159 [ 108.628832] should_failslab+0xdb/0x130 [ 108.632801] __kmalloc+0x2f3/0x7a0 [ 108.636368] ? __lockdep_init_map+0x10c/0x570 [ 108.640855] ? p9_fcall_alloc+0x1d/0x90 [ 108.644819] p9_fcall_alloc+0x1d/0x90 [ 108.648627] p9_client_prepare_req.part.0+0x73c/0xa90 [ 108.653842] p9_client_rpc+0x170/0x1190 [ 108.657844] ? p9_idpool_get+0xa3/0x100 [ 108.661810] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 108.667792] ? find_held_lock+0x35/0x130 [ 108.671842] ? p9_fid_create+0x2d5/0x3b0 [ 108.675917] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 108.681010] ? trace_hardirqs_on_caller+0x400/0x590 [ 108.686025] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 108.691157] p9_client_attach+0x152/0x6a0 [ 108.695313] ? trace_hardirqs_off+0xd/0x10 [ 108.699543] ? p9_client_readlink+0x410/0x410 [ 108.704033] ? trace_hardirqs_on_caller+0x400/0x590 [ 108.709047] v9fs_session_init+0xbe8/0x1590 [ 108.713368] ? v9fs_session_init+0xbe8/0x1590 [ 108.717871] ? v9fs_show_options+0x730/0x730 [ 108.722278] ? v9fs_mount+0x5e/0x870 [ 108.725987] ? rcu_read_lock_sched_held+0x110/0x130 [ 108.731012] ? kmem_cache_alloc_trace+0x626/0x790 [ 108.735862] ? free_pages+0x46/0x50 [ 108.739485] v9fs_mount+0x7d/0x870 [ 108.743038] mount_fs+0x9d/0x2a7 [ 108.746408] vfs_kern_mount.part.0+0x5e/0x3d0 [ 108.750979] do_mount+0x417/0x27d0 [ 108.754503] ? copy_mount_options+0x5c/0x2f0 [ 108.758899] ? rcu_read_lock_sched_held+0x110/0x130 [ 108.763905] ? copy_mount_string+0x40/0x40 [ 108.768129] ? copy_mount_options+0x1fe/0x2f0 [ 108.772651] SyS_mount+0xab/0x120 [ 108.776209] ? copy_mnt_ns+0x8c0/0x8c0 [ 108.780105] do_syscall_64+0x1eb/0x630 [ 108.783987] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 108.788828] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 108.794032] RIP: 0033:0x458c29 [ 108.797222] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 108.804973] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 108.812242] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 108.819613] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 108.827983] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 108.835274] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 108.843334] 9pnet: Couldn't grow tag array [ 108.861853] FAULT_INJECTION: forcing a failure. [ 108.861853] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 108.873717] CPU: 0 PID: 7256 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 108.880673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.890028] Call Trace: [ 108.892656] dump_stack+0x138/0x19c [ 108.896276] should_fail.cold+0x10f/0x159 [ 108.900414] __alloc_pages_nodemask+0x1d6/0x7a0 [ 108.905075] ? cache_grow_end.part.0+0x92/0x160 [ 108.909741] ? __alloc_pages_slowpath+0x2930/0x2930 [ 108.914786] cache_grow_begin+0x80/0x410 [ 108.922659] __kmalloc+0x6c2/0x7a0 [ 108.926194] ? __lockdep_init_map+0x10c/0x570 [ 108.930683] ? p9_fcall_alloc+0x1d/0x90 [ 108.934651] p9_fcall_alloc+0x1d/0x90 [ 108.938469] p9_client_prepare_req.part.0+0x73c/0xa90 [ 108.943662] p9_client_rpc+0x170/0x1190 [ 108.948033] ? p9_idpool_get+0xa3/0x100 [ 108.952001] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 108.957989] ? find_held_lock+0x35/0x130 [ 108.962177] ? p9_fid_create+0x2d5/0x3b0 [ 108.966241] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 108.971344] ? trace_hardirqs_on_caller+0x400/0x590 [ 108.978072] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 108.983183] p9_client_attach+0x152/0x6a0 [ 108.987324] ? trace_hardirqs_off+0xd/0x10 [ 108.991581] ? p9_client_readlink+0x410/0x410 [ 108.996075] ? trace_hardirqs_on_caller+0x400/0x590 [ 109.001111] v9fs_session_init+0xbe8/0x1590 [ 109.005537] ? v9fs_session_init+0xbe8/0x1590 [ 109.010064] ? v9fs_show_options+0x730/0x730 [ 109.014653] ? v9fs_mount+0x5e/0x870 [ 109.018365] ? rcu_read_lock_sched_held+0x110/0x130 [ 109.024428] ? kmem_cache_alloc_trace+0x626/0x790 [ 109.029271] ? free_pages+0x46/0x50 [ 109.032896] v9fs_mount+0x7d/0x870 [ 109.036444] mount_fs+0x9d/0x2a7 [ 109.039826] vfs_kern_mount.part.0+0x5e/0x3d0 [ 109.044321] do_mount+0x417/0x27d0 [ 109.047875] ? copy_mount_options+0x5c/0x2f0 [ 109.052280] ? rcu_read_lock_sched_held+0x110/0x130 [ 109.057288] ? copy_mount_string+0x40/0x40 [ 109.061514] ? copy_mount_options+0x1fe/0x2f0 [ 109.066003] SyS_mount+0xab/0x120 [ 109.069453] ? copy_mnt_ns+0x8c0/0x8c0 [ 109.073353] do_syscall_64+0x1eb/0x630 [ 109.077361] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.082209] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 109.087524] RIP: 0033:0x458c29 [ 109.090722] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 109.098544] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 109.106070] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 109.113340] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 109.120832] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 109.128514] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 109.149363] FAULT_INJECTION: forcing a failure. [ 109.149363] name failslab, interval 1, probability 0, space 0, times 0 [ 109.160679] CPU: 0 PID: 7257 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 109.168260] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.177822] Call Trace: [ 109.180571] dump_stack+0x138/0x19c [ 109.184198] should_fail.cold+0x10f/0x159 [ 109.188514] should_failslab+0xdb/0x130 [ 109.192746] __kmalloc+0x2f3/0x7a0 [ 109.196281] ? __lockdep_init_map+0x10c/0x570 [ 109.201298] ? p9_fcall_alloc+0x1d/0x90 [ 109.205619] p9_fcall_alloc+0x1d/0x90 [ 109.209418] p9_client_prepare_req.part.0+0x73c/0xa90 [ 109.214609] p9_client_rpc+0x170/0x1190 [ 109.218588] ? p9_idpool_get+0xa3/0x100 [ 109.222559] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 109.228531] ? find_held_lock+0x35/0x130 [ 109.232593] ? p9_fid_create+0x2d5/0x3b0 [ 109.236662] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 109.241778] ? trace_hardirqs_on_caller+0x400/0x590 [ 109.246804] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 109.251905] p9_client_attach+0x152/0x6a0 [ 109.256050] ? trace_hardirqs_off+0xd/0x10 [ 109.260281] ? p9_client_readlink+0x410/0x410 [ 109.265535] ? trace_hardirqs_on_caller+0x400/0x590 [ 109.270821] v9fs_session_init+0xbe8/0x1590 [ 109.275152] ? v9fs_session_init+0xbe8/0x1590 [ 109.279643] ? v9fs_show_options+0x730/0x730 [ 109.284067] ? v9fs_mount+0x5e/0x870 [ 109.287784] ? rcu_read_lock_sched_held+0x110/0x130 [ 109.292824] ? kmem_cache_alloc_trace+0x626/0x790 [ 109.298285] ? free_pages+0x46/0x50 [ 109.301910] v9fs_mount+0x7d/0x870 [ 109.305462] mount_fs+0x9d/0x2a7 [ 109.308842] vfs_kern_mount.part.0+0x5e/0x3d0 [ 109.313331] do_mount+0x417/0x27d0 [ 109.316863] ? copy_mount_options+0x5c/0x2f0 [ 109.321284] ? rcu_read_lock_sched_held+0x110/0x130 [ 109.326322] ? copy_mount_string+0x40/0x40 [ 109.330577] ? copy_mount_options+0x1fe/0x2f0 [ 109.335085] SyS_mount+0xab/0x120 [ 109.338668] ? copy_mnt_ns+0x8c0/0x8c0 [ 109.342554] do_syscall_64+0x1eb/0x630 [ 109.346436] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.351294] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 109.356712] RIP: 0033:0x458c29 [ 109.359890] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 109.367604] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 109.374899] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 109.382257] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 109.389644] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 109.396914] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 109.404874] 9pnet: Couldn't grow tag array [ 109.423682] FAULT_INJECTION: forcing a failure. [ 109.423682] name failslab, interval 1, probability 0, space 0, times 0 [ 109.436307] CPU: 0 PID: 7260 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 109.443254] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.457793] Call Trace: [ 109.460411] dump_stack+0x138/0x19c [ 109.464043] should_fail.cold+0x10f/0x159 [ 109.468299] should_failslab+0xdb/0x130 [ 109.472264] kmem_cache_alloc_trace+0x2ec/0x790 [ 109.476921] ? lock_downgrade+0x6e0/0x6e0 [ 109.481166] sget_userns+0xfe/0xc30 [ 109.484797] ? v9fs_kill_super+0xa0/0xa0 [ 109.488848] ? v9fs_kill_super+0xa0/0xa0 [ 109.492900] ? v9fs_kill_super+0xa0/0xa0 [ 109.496955] sget+0xd6/0x120 [ 109.499982] v9fs_mount+0xa8/0x870 [ 109.503518] mount_fs+0x9d/0x2a7 [ 109.506875] vfs_kern_mount.part.0+0x5e/0x3d0 [ 109.511393] do_mount+0x417/0x27d0 [ 109.515087] ? copy_mount_options+0x5c/0x2f0 [ 109.519489] ? rcu_read_lock_sched_held+0x110/0x130 [ 109.524680] ? copy_mount_string+0x40/0x40 [ 109.528912] ? copy_mount_options+0x1fe/0x2f0 [ 109.533432] SyS_mount+0xab/0x120 [ 109.540083] ? copy_mnt_ns+0x8c0/0x8c0 [ 109.544006] do_syscall_64+0x1eb/0x630 [ 109.547904] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.552920] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 109.558116] RIP: 0033:0x458c29 [ 109.561291] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 109.568990] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 109.576392] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 109.586266] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 109.593532] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 109.600926] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 109.621586] FAULT_INJECTION: forcing a failure. [ 109.621586] name failslab, interval 1, probability 0, space 0, times 0 [ 109.632933] CPU: 1 PID: 7261 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 109.639871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.649362] Call Trace: [ 109.651938] dump_stack+0x138/0x19c [ 109.655555] should_fail.cold+0x10f/0x159 [ 109.659731] should_failslab+0xdb/0x130 [ 109.663697] kmem_cache_alloc+0x2d9/0x780 [ 109.667832] ? snprintf+0xd0/0xd0 [ 109.671288] ? kmem_cache_alloc_trace+0x626/0x790 [ 109.676132] __fscache_acquire_cookie+0xe1/0x430 [ 109.680908] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 109.686099] v9fs_session_init+0xc77/0x1590 [ 109.690420] ? v9fs_show_options+0x730/0x730 [ 109.694861] ? v9fs_mount+0x5e/0x870 [ 109.698586] ? rcu_read_lock_sched_held+0x110/0x130 [ 109.704000] ? kmem_cache_alloc_trace+0x626/0x790 [ 109.708859] ? free_pages+0x46/0x50 [ 109.712482] v9fs_mount+0x7d/0x870 [ 109.716023] mount_fs+0x9d/0x2a7 [ 109.719385] vfs_kern_mount.part.0+0x5e/0x3d0 [ 109.723877] do_mount+0x417/0x27d0 [ 109.727405] ? copy_mount_options+0x5c/0x2f0 [ 109.731817] ? rcu_read_lock_sched_held+0x110/0x130 [ 109.736823] ? copy_mount_string+0x40/0x40 [ 109.741049] ? copy_mount_options+0x1fe/0x2f0 [ 109.745576] SyS_mount+0xab/0x120 [ 109.749197] ? copy_mnt_ns+0x8c0/0x8c0 [ 109.753083] do_syscall_64+0x1eb/0x630 [ 109.756956] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.761801] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 109.766986] RIP: 0033:0x458c29 [ 109.770167] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 109.778383] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 109.785646] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 109.792907] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 109.800731] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 109.808127] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 109.829654] FAULT_INJECTION: forcing a failure. [ 109.829654] name failslab, interval 1, probability 0, space 0, times 0 [ 109.841481] CPU: 1 PID: 7263 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 109.848406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.857775] Call Trace: [ 109.860466] dump_stack+0x138/0x19c [ 109.864270] should_fail.cold+0x10f/0x159 [ 109.870231] should_failslab+0xdb/0x130 [ 109.874761] kmem_cache_alloc_trace+0x2ec/0x790 [ 109.879568] ? p9_client_readlink+0x410/0x410 [ 109.884065] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 109.889345] v9fs_session_init+0xc77/0x1590 [ 109.893664] ? v9fs_show_options+0x730/0x730 [ 109.898085] ? v9fs_mount+0x5e/0x870 [ 109.901907] ? rcu_read_lock_sched_held+0x110/0x130 [ 109.906923] ? kmem_cache_alloc_trace+0x626/0x790 [ 109.912157] ? free_pages+0x46/0x50 [ 109.915789] v9fs_mount+0x7d/0x870 [ 109.919518] mount_fs+0x9d/0x2a7 [ 109.923014] vfs_kern_mount.part.0+0x5e/0x3d0 [ 109.927519] do_mount+0x417/0x27d0 [ 109.931083] ? copy_mount_options+0x5c/0x2f0 [ 109.935502] ? rcu_read_lock_sched_held+0x110/0x130 [ 109.940523] ? copy_mount_string+0x40/0x40 [ 109.944754] ? copy_mount_options+0x1fe/0x2f0 [ 109.949320] SyS_mount+0xab/0x120 [ 109.952797] ? copy_mnt_ns+0x8c0/0x8c0 [ 109.956695] do_syscall_64+0x1eb/0x630 [ 109.960965] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 109.966681] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 109.971864] RIP: 0033:0x458c29 [ 109.975038] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 109.982752] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 109.990104] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 109.997374] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 110.004657] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 110.012012] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 110.035611] FAULT_INJECTION: forcing a failure. [ 110.035611] name failslab, interval 1, probability 0, space 0, times 0 [ 110.048184] CPU: 0 PID: 7265 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 110.055556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.064910] Call Trace: [ 110.067489] dump_stack+0x138/0x19c [ 110.071113] should_fail.cold+0x10f/0x159 [ 110.075251] should_failslab+0xdb/0x130 [ 110.079217] kmem_cache_alloc+0x2d9/0x780 [ 110.083354] ? snprintf+0xd0/0xd0 [ 110.086796] ? kmem_cache_alloc_trace+0x626/0x790 [ 110.091626] __fscache_acquire_cookie+0xe1/0x430 [ 110.096374] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 110.101564] v9fs_session_init+0xc77/0x1590 [ 110.106096] ? v9fs_show_options+0x730/0x730 [ 110.110495] ? v9fs_mount+0x5e/0x870 [ 110.114196] ? rcu_read_lock_sched_held+0x110/0x130 [ 110.119208] ? kmem_cache_alloc_trace+0x626/0x790 [ 110.124079] ? free_pages+0x46/0x50 [ 110.127720] v9fs_mount+0x7d/0x870 [ 110.131256] mount_fs+0x9d/0x2a7 [ 110.134650] vfs_kern_mount.part.0+0x5e/0x3d0 [ 110.139140] do_mount+0x417/0x27d0 [ 110.142682] ? copy_mount_options+0x5c/0x2f0 [ 110.147079] ? rcu_read_lock_sched_held+0x110/0x130 [ 110.152100] ? copy_mount_string+0x40/0x40 [ 110.156331] ? copy_mount_options+0x1fe/0x2f0 [ 110.160835] SyS_mount+0xab/0x120 [ 110.164280] ? copy_mnt_ns+0x8c0/0x8c0 [ 110.168181] do_syscall_64+0x1eb/0x630 [ 110.172067] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 110.176911] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 110.182097] RIP: 0033:0x458c29 [ 110.185292] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.192994] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 110.200334] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 110.207608] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 110.214872] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 110.222144] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 110.242025] FAULT_INJECTION: forcing a failure. [ 110.242025] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 110.253980] CPU: 0 PID: 7267 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 110.260893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.270245] Call Trace: [ 110.272836] dump_stack+0x138/0x19c [ 110.276450] should_fail.cold+0x10f/0x159 [ 110.280600] __alloc_pages_nodemask+0x1d6/0x7a0 [ 110.285269] ? cache_grow_end.part.0+0x92/0x160 [ 110.290920] ? __alloc_pages_slowpath+0x2930/0x2930 [ 110.295942] cache_grow_begin+0x80/0x410 [ 110.299993] __kmalloc+0x6c2/0x7a0 [ 110.303527] ? __lockdep_init_map+0x10c/0x570 [ 110.308021] ? p9_fcall_alloc+0x1d/0x90 [ 110.312004] p9_fcall_alloc+0x1d/0x90 [ 110.315815] p9_client_prepare_req.part.0+0x73c/0xa90 [ 110.320995] p9_client_rpc+0x170/0x1190 [ 110.324952] ? p9_idpool_get+0xa3/0x100 [ 110.328930] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 110.334911] ? find_held_lock+0x35/0x130 [ 110.338957] ? p9_fid_create+0x2d5/0x3b0 [ 110.343020] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 110.348132] ? trace_hardirqs_on_caller+0x400/0x590 [ 110.353139] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 110.358231] p9_client_attach+0x152/0x6a0 [ 110.362385] ? trace_hardirqs_off+0xd/0x10 [ 110.366609] ? p9_client_readlink+0x410/0x410 [ 110.371204] ? trace_hardirqs_on_caller+0x400/0x590 [ 110.376231] v9fs_session_init+0xbe8/0x1590 [ 110.380805] ? v9fs_session_init+0xbe8/0x1590 [ 110.385311] ? v9fs_show_options+0x730/0x730 [ 110.389743] ? v9fs_mount+0x5e/0x870 [ 110.393456] ? rcu_read_lock_sched_held+0x110/0x130 [ 110.398487] ? kmem_cache_alloc_trace+0x626/0x790 [ 110.403333] ? free_pages+0x46/0x50 [ 110.406958] v9fs_mount+0x7d/0x870 [ 110.410501] mount_fs+0x9d/0x2a7 [ 110.413894] vfs_kern_mount.part.0+0x5e/0x3d0 [ 110.418387] do_mount+0x417/0x27d0 [ 110.422193] ? copy_mount_options+0x5c/0x2f0 [ 110.426607] ? rcu_read_lock_sched_held+0x110/0x130 [ 110.431618] ? copy_mount_string+0x40/0x40 [ 110.435870] ? copy_mount_options+0x1fe/0x2f0 [ 110.440444] SyS_mount+0xab/0x120 [ 110.443882] ? copy_mnt_ns+0x8c0/0x8c0 [ 110.447755] do_syscall_64+0x1eb/0x630 [ 110.451631] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 110.456470] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 110.461656] RIP: 0033:0x458c29 [ 110.464832] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.472543] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 110.479817] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 110.487084] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 110.494351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 110.501611] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 110.523173] FAULT_INJECTION: forcing a failure. [ 110.523173] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 110.535081] CPU: 1 PID: 7269 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 110.542810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.552414] Call Trace: [ 110.555046] dump_stack+0x138/0x19c [ 110.558682] should_fail.cold+0x10f/0x159 [ 110.562823] __alloc_pages_nodemask+0x1d6/0x7a0 [ 110.573659] ? __alloc_pages_slowpath+0x2930/0x2930 [ 110.578708] cache_grow_begin+0x80/0x410 [ 110.582780] __kmalloc+0x6c2/0x7a0 [ 110.586312] ? __lockdep_init_map+0x10c/0x570 [ 110.590823] ? p9_fcall_alloc+0x1d/0x90 [ 110.594793] p9_fcall_alloc+0x1d/0x90 [ 110.598583] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 110.603769] p9_client_rpc+0x170/0x1190 [ 110.607732] ? p9_idpool_get+0xa3/0x100 [ 110.611694] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 110.621478] ? find_held_lock+0x35/0x130 [ 110.625530] ? p9_fid_create+0x2d5/0x3b0 [ 110.629614] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 110.634718] ? trace_hardirqs_on_caller+0x400/0x590 [ 110.639732] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 110.644855] p9_client_attach+0x152/0x6a0 [ 110.649013] ? trace_hardirqs_off+0xd/0x10 [ 110.653261] ? p9_client_readlink+0x410/0x410 [ 110.657749] ? trace_hardirqs_on_caller+0x400/0x590 [ 110.662757] v9fs_session_init+0xbe8/0x1590 [ 110.667067] ? v9fs_session_init+0xbe8/0x1590 [ 110.671557] ? v9fs_show_options+0x730/0x730 [ 110.675958] ? v9fs_mount+0x5e/0x870 [ 110.679660] ? rcu_read_lock_sched_held+0x110/0x130 [ 110.684942] ? kmem_cache_alloc_trace+0x626/0x790 [ 110.689851] ? free_pages+0x46/0x50 [ 110.693566] v9fs_mount+0x7d/0x870 [ 110.697105] mount_fs+0x9d/0x2a7 [ 110.700469] vfs_kern_mount.part.0+0x5e/0x3d0 [ 110.704976] do_mount+0x417/0x27d0 [ 110.708506] ? copy_mount_options+0x5c/0x2f0 [ 110.712903] ? rcu_read_lock_sched_held+0x110/0x130 [ 110.717910] ? copy_mount_string+0x40/0x40 [ 110.722133] ? copy_mount_options+0x1fe/0x2f0 [ 110.726620] SyS_mount+0xab/0x120 [ 110.730098] ? copy_mnt_ns+0x8c0/0x8c0 [ 110.733978] do_syscall_64+0x1eb/0x630 [ 110.737859] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 110.742700] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 110.747898] RIP: 0033:0x458c29 [ 110.751079] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.758791] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 110.766067] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 110.773332] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 110.780770] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 110.788035] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 110.812292] FAULT_INJECTION: forcing a failure. [ 110.812292] name failslab, interval 1, probability 0, space 0, times 0 [ 110.823724] CPU: 0 PID: 7271 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 110.830655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.840031] Call Trace: [ 110.842884] dump_stack+0x138/0x19c [ 110.846518] should_fail.cold+0x10f/0x159 [ 110.850657] should_failslab+0xdb/0x130 [ 110.854621] kmem_cache_alloc+0x2d9/0x780 [ 110.858760] ? snprintf+0xd0/0xd0 [ 110.862332] ? kmem_cache_alloc_trace+0x626/0x790 [ 110.867167] __fscache_acquire_cookie+0xe1/0x430 [ 110.871917] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 110.878075] v9fs_session_init+0xc77/0x1590 [ 110.882547] ? v9fs_show_options+0x730/0x730 [ 110.888673] ? v9fs_mount+0x5e/0x870 [ 110.892385] ? rcu_read_lock_sched_held+0x110/0x130 [ 110.897405] ? kmem_cache_alloc_trace+0x626/0x790 [ 110.902606] ? free_pages+0x46/0x50 [ 110.906227] v9fs_mount+0x7d/0x870 [ 110.909762] mount_fs+0x9d/0x2a7 [ 110.913123] vfs_kern_mount.part.0+0x5e/0x3d0 [ 110.917649] do_mount+0x417/0x27d0 [ 110.921895] ? copy_mount_options+0x5c/0x2f0 [ 110.926295] ? rcu_read_lock_sched_held+0x110/0x130 [ 110.931305] ? copy_mount_string+0x40/0x40 [ 110.935536] ? copy_mount_options+0x1fe/0x2f0 [ 110.940046] SyS_mount+0xab/0x120 [ 110.943499] ? copy_mnt_ns+0x8c0/0x8c0 [ 110.948169] do_syscall_64+0x1eb/0x630 [ 110.952063] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 110.956920] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 110.962266] RIP: 0033:0x458c29 [ 110.965637] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.973349] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 110.982723] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 110.990468] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 111.000645] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 111.007930] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 111.029174] FAULT_INJECTION: forcing a failure. [ 111.029174] name failslab, interval 1, probability 0, space 0, times 0 [ 111.040806] CPU: 0 PID: 7273 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 111.048129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.057510] Call Trace: [ 111.060113] dump_stack+0x138/0x19c [ 111.063749] should_fail.cold+0x10f/0x159 [ 111.067924] should_failslab+0xdb/0x130 [ 111.071907] kmem_cache_alloc_trace+0x2ec/0x790 [ 111.076593] ? p9_client_readlink+0x410/0x410 [ 111.081092] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 111.086381] v9fs_session_init+0xc77/0x1590 [ 111.090792] ? v9fs_show_options+0x730/0x730 [ 111.095193] ? v9fs_mount+0x5e/0x870 [ 111.098917] ? rcu_read_lock_sched_held+0x110/0x130 [ 111.104113] ? kmem_cache_alloc_trace+0x626/0x790 [ 111.108961] ? free_pages+0x46/0x50 [ 111.112590] v9fs_mount+0x7d/0x870 [ 111.116124] mount_fs+0x9d/0x2a7 [ 111.119482] vfs_kern_mount.part.0+0x5e/0x3d0 [ 111.123998] do_mount+0x417/0x27d0 [ 111.128770] ? copy_mount_options+0x5c/0x2f0 [ 111.133179] ? rcu_read_lock_sched_held+0x110/0x130 [ 111.138194] ? copy_mount_string+0x40/0x40 [ 111.142424] ? copy_mount_options+0x1fe/0x2f0 [ 111.146914] SyS_mount+0xab/0x120 [ 111.150362] ? copy_mnt_ns+0x8c0/0x8c0 [ 111.154270] do_syscall_64+0x1eb/0x630 [ 111.158155] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 111.162992] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 111.168169] RIP: 0033:0x458c29 [ 111.171355] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 111.179080] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 111.186463] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 111.193772] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 111.201036] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 111.208298] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 111.231538] FAULT_INJECTION: forcing a failure. [ 111.231538] name failslab, interval 1, probability 0, space 0, times 0 [ 111.243857] CPU: 0 PID: 7275 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 111.250792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.260144] Call Trace: [ 111.262752] dump_stack+0x138/0x19c [ 111.266374] should_fail.cold+0x10f/0x159 [ 111.270527] should_failslab+0xdb/0x130 [ 111.274510] __kmalloc+0x2f3/0x7a0 [ 111.278528] ? __lockdep_init_map+0x10c/0x570 [ 111.283028] ? p9_fcall_alloc+0x1d/0x90 [ 111.286994] p9_fcall_alloc+0x1d/0x90 [ 111.290785] p9_client_prepare_req.part.0+0x73c/0xa90 [ 111.295993] p9_client_rpc+0x170/0x1190 [ 111.299958] ? p9_idpool_get+0xa3/0x100 [ 111.305145] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 111.311146] ? find_held_lock+0x35/0x130 [ 111.315197] ? p9_fid_create+0x2d5/0x3b0 [ 111.319328] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 111.324439] ? trace_hardirqs_on_caller+0x400/0x590 [ 111.329509] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 111.334623] p9_client_attach+0x152/0x6a0 [ 111.339073] ? trace_hardirqs_off+0xd/0x10 [ 111.343302] ? p9_client_readlink+0x410/0x410 [ 111.347817] ? trace_hardirqs_on_caller+0x400/0x590 [ 111.352830] v9fs_session_init+0xbe8/0x1590 [ 111.357144] ? v9fs_session_init+0xbe8/0x1590 [ 111.361637] ? v9fs_show_options+0x730/0x730 [ 111.366038] ? v9fs_mount+0x5e/0x870 [ 111.369754] ? rcu_read_lock_sched_held+0x110/0x130 [ 111.374770] ? kmem_cache_alloc_trace+0x626/0x790 [ 111.381166] ? free_pages+0x46/0x50 [ 111.384789] v9fs_mount+0x7d/0x870 [ 111.388514] mount_fs+0x9d/0x2a7 [ 111.391877] vfs_kern_mount.part.0+0x5e/0x3d0 [ 111.396373] do_mount+0x417/0x27d0 [ 111.399913] ? copy_mount_options+0x5c/0x2f0 [ 111.404326] ? rcu_read_lock_sched_held+0x110/0x130 [ 111.409949] ? copy_mount_string+0x40/0x40 [ 111.414215] ? copy_mount_options+0x1fe/0x2f0 [ 111.419051] SyS_mount+0xab/0x120 [ 111.422501] ? copy_mnt_ns+0x8c0/0x8c0 [ 111.426382] do_syscall_64+0x1eb/0x630 [ 111.430663] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 111.435730] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 111.440929] RIP: 0033:0x458c29 [ 111.447374] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 111.455093] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 111.462364] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 111.469629] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 111.477193] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 111.485785] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 111.494050] 9pnet: Couldn't grow tag array [ 111.512394] FAULT_INJECTION: forcing a failure. [ 111.512394] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 111.525431] CPU: 0 PID: 7278 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 111.533004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.552727] Call Trace: [ 111.555307] dump_stack+0x138/0x19c [ 111.558929] should_fail.cold+0x10f/0x159 [ 111.563087] __alloc_pages_nodemask+0x1d6/0x7a0 [ 111.568879] ? cache_grow_end.part.0+0x92/0x160 [ 111.573556] ? __alloc_pages_slowpath+0x2930/0x2930 [ 111.578596] cache_grow_begin+0x80/0x410 [ 111.582663] __kmalloc+0x6c2/0x7a0 [ 111.586412] ? __lockdep_init_map+0x10c/0x570 [ 111.591035] ? p9_fcall_alloc+0x1d/0x90 [ 111.595257] p9_fcall_alloc+0x1d/0x90 [ 111.601513] p9_client_prepare_req.part.0+0x73c/0xa90 [ 111.606813] p9_client_rpc+0x170/0x1190 [ 111.614829] ? p9_idpool_get+0xa3/0x100 [ 111.619146] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 111.625387] ? find_held_lock+0x35/0x130 [ 111.629446] ? p9_fid_create+0x2d5/0x3b0 [ 111.633507] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 111.639608] ? trace_hardirqs_on_caller+0x400/0x590 [ 111.645819] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 111.650940] p9_client_attach+0x152/0x6a0 [ 111.655194] ? trace_hardirqs_off+0xd/0x10 [ 111.659555] ? p9_client_readlink+0x410/0x410 [ 111.664070] ? trace_hardirqs_on_caller+0x400/0x590 [ 111.669095] v9fs_session_init+0xbe8/0x1590 [ 111.673413] ? v9fs_session_init+0xbe8/0x1590 [ 111.678466] ? v9fs_show_options+0x730/0x730 [ 111.682880] ? v9fs_mount+0x5e/0x870 [ 111.686605] ? rcu_read_lock_sched_held+0x110/0x130 [ 111.692218] ? kmem_cache_alloc_trace+0x626/0x790 [ 111.697309] ? free_pages+0x46/0x50 [ 111.700940] v9fs_mount+0x7d/0x870 [ 111.704487] mount_fs+0x9d/0x2a7 [ 111.707850] vfs_kern_mount.part.0+0x5e/0x3d0 [ 111.712356] do_mount+0x417/0x27d0 [ 111.715888] ? retint_kernel+0x2d/0x2d [ 111.720000] ? copy_mount_string+0x40/0x40 [ 111.724250] ? copy_mount_options+0x1a0/0x2f0 [ 111.729026] ? copy_mount_options+0x1fe/0x2f0 [ 111.733618] SyS_mount+0xab/0x120 [ 111.737060] ? copy_mnt_ns+0x8c0/0x8c0 [ 111.742599] do_syscall_64+0x1eb/0x630 [ 111.746481] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 111.751324] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 111.756592] RIP: 0033:0x458c29 [ 111.759774] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 111.767571] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 111.774838] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 111.782102] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 111.789497] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 111.796787] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 111.818003] FAULT_INJECTION: forcing a failure. [ 111.818003] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 111.830135] CPU: 0 PID: 7279 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 111.837096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.846453] Call Trace: [ 111.849407] dump_stack+0x138/0x19c [ 111.853181] should_fail.cold+0x10f/0x159 [ 111.857645] __alloc_pages_nodemask+0x1d6/0x7a0 [ 111.862716] ? cache_grow_end.part.0+0x92/0x160 [ 111.867930] ? __alloc_pages_slowpath+0x2930/0x2930 [ 111.872972] cache_grow_begin+0x80/0x410 [ 111.877915] __kmalloc+0x6c2/0x7a0 [ 111.881452] ? __lockdep_init_map+0x10c/0x570 [ 111.886583] ? p9_fcall_alloc+0x1d/0x90 [ 111.890799] p9_fcall_alloc+0x1d/0x90 [ 111.896672] p9_client_prepare_req.part.0+0x73c/0xa90 [ 111.901867] p9_client_rpc+0x170/0x1190 [ 111.906580] ? p9_idpool_get+0xa3/0x100 [ 111.910785] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 111.916963] ? find_held_lock+0x35/0x130 [ 111.921028] ? p9_fid_create+0x2d5/0x3b0 [ 111.925811] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 111.930914] ? trace_hardirqs_on_caller+0x400/0x590 [ 111.935947] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 111.941841] p9_client_attach+0x152/0x6a0 [ 111.945990] ? trace_hardirqs_off+0xd/0x10 [ 111.950226] ? p9_client_readlink+0x410/0x410 [ 111.954719] ? trace_hardirqs_on_caller+0x400/0x590 [ 111.959817] v9fs_session_init+0xbe8/0x1590 [ 111.964131] ? v9fs_session_init+0xbe8/0x1590 [ 111.968622] ? v9fs_show_options+0x730/0x730 [ 111.973024] ? v9fs_mount+0x5e/0x870 [ 111.976722] ? rcu_read_lock_sched_held+0x110/0x130 [ 111.981737] ? kmem_cache_alloc_trace+0x626/0x790 [ 111.986579] ? free_pages+0x46/0x50 [ 111.990259] v9fs_mount+0x7d/0x870 [ 111.994058] mount_fs+0x9d/0x2a7 [ 111.997417] vfs_kern_mount.part.0+0x5e/0x3d0 [ 112.001907] do_mount+0x417/0x27d0 [ 112.005442] ? copy_mount_options+0x5c/0x2f0 [ 112.009858] ? rcu_read_lock_sched_held+0x110/0x130 [ 112.014878] ? copy_mount_string+0x40/0x40 [ 112.019111] ? copy_mount_options+0x1fe/0x2f0 [ 112.023723] SyS_mount+0xab/0x120 [ 112.027193] ? copy_mnt_ns+0x8c0/0x8c0 [ 112.031075] do_syscall_64+0x1eb/0x630 [ 112.034959] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 112.041980] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 112.048386] RIP: 0033:0x458c29 [ 112.051570] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 112.059294] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 112.066566] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 112.073985] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 112.081244] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 112.088510] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 112.109840] FAULT_INJECTION: forcing a failure. [ 112.109840] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 112.121780] CPU: 1 PID: 7281 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 112.128702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.138285] Call Trace: [ 112.140868] dump_stack+0x138/0x19c [ 112.144480] should_fail.cold+0x10f/0x159 [ 112.148615] __alloc_pages_nodemask+0x1d6/0x7a0 [ 112.153279] ? cache_grow_end.part.0+0x92/0x160 [ 112.158050] ? __alloc_pages_slowpath+0x2930/0x2930 [ 112.163079] cache_grow_begin+0x80/0x410 [ 112.167461] __kmalloc+0x6c2/0x7a0 [ 112.171017] ? __lockdep_init_map+0x10c/0x570 [ 112.175504] ? p9_fcall_alloc+0x1d/0x90 [ 112.179475] p9_fcall_alloc+0x1d/0x90 [ 112.183264] p9_client_prepare_req.part.0+0x73c/0xa90 [ 112.188462] p9_client_rpc+0x170/0x1190 [ 112.192429] ? p9_idpool_get+0xa3/0x100 [ 112.196394] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 112.202387] ? find_held_lock+0x35/0x130 [ 112.206446] ? p9_fid_create+0x2d5/0x3b0 [ 112.210613] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 112.215723] ? trace_hardirqs_on_caller+0x400/0x590 [ 112.220734] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 112.225827] p9_client_attach+0x152/0x6a0 [ 112.229965] ? trace_hardirqs_off+0xd/0x10 [ 112.234191] ? p9_client_readlink+0x410/0x410 [ 112.238675] ? trace_hardirqs_on_caller+0x400/0x590 [ 112.243685] v9fs_session_init+0xbe8/0x1590 [ 112.247999] ? v9fs_session_init+0xbe8/0x1590 [ 112.252502] ? v9fs_show_options+0x730/0x730 [ 112.257076] ? v9fs_mount+0x5e/0x870 [ 112.260782] ? rcu_read_lock_sched_held+0x110/0x130 [ 112.265796] ? kmem_cache_alloc_trace+0x626/0x790 [ 112.270668] ? free_pages+0x46/0x50 [ 112.274403] v9fs_mount+0x7d/0x870 [ 112.277936] mount_fs+0x9d/0x2a7 [ 112.281295] vfs_kern_mount.part.0+0x5e/0x3d0 [ 112.285788] do_mount+0x417/0x27d0 [ 112.289315] ? copy_mount_options+0x5c/0x2f0 [ 112.293717] ? rcu_read_lock_sched_held+0x110/0x130 [ 112.298738] ? copy_mount_string+0x40/0x40 [ 112.302967] ? copy_mount_options+0x1fe/0x2f0 [ 112.307458] SyS_mount+0xab/0x120 [ 112.310910] ? copy_mnt_ns+0x8c0/0x8c0 [ 112.314913] do_syscall_64+0x1eb/0x630 [ 112.318812] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 112.323655] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 112.328837] RIP: 0033:0x458c29 [ 112.332012] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 112.339737] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 112.347324] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 2019/04/20 00:25:01 executed programs: 89 [ 112.354617] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 112.361896] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 112.369164] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 112.393816] FAULT_INJECTION: forcing a failure. [ 112.393816] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 112.405755] CPU: 0 PID: 7283 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 112.412682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.422052] Call Trace: [ 112.424648] dump_stack+0x138/0x19c [ 112.428272] should_fail.cold+0x10f/0x159 [ 112.432500] __alloc_pages_nodemask+0x1d6/0x7a0 [ 112.437200] ? cache_grow_end.part.0+0x92/0x160 [ 112.441871] ? __alloc_pages_slowpath+0x2930/0x2930 [ 112.446889] cache_grow_begin+0x80/0x410 [ 112.450961] __kmalloc+0x6c2/0x7a0 [ 112.454504] ? __lockdep_init_map+0x10c/0x570 [ 112.458993] ? p9_fcall_alloc+0x1d/0x90 [ 112.462959] p9_fcall_alloc+0x1d/0x90 [ 112.466750] p9_client_prepare_req.part.0+0x73c/0xa90 [ 112.471948] p9_client_rpc+0x170/0x1190 [ 112.475915] ? p9_idpool_get+0xa3/0x100 [ 112.479892] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 112.485867] ? find_held_lock+0x35/0x130 [ 112.490014] ? p9_fid_create+0x2d5/0x3b0 [ 112.494107] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 112.499238] ? trace_hardirqs_on_caller+0x400/0x590 [ 112.504261] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 112.509496] p9_client_attach+0x152/0x6a0 [ 112.513658] ? trace_hardirqs_off+0xd/0x10 [ 112.517921] ? p9_client_readlink+0x410/0x410 [ 112.522430] ? trace_hardirqs_on_caller+0x400/0x590 [ 112.527447] v9fs_session_init+0xbe8/0x1590 [ 112.531769] ? v9fs_session_init+0xbe8/0x1590 [ 112.536296] ? v9fs_show_options+0x730/0x730 [ 112.540722] ? v9fs_mount+0x5e/0x870 [ 112.544454] ? rcu_read_lock_sched_held+0x110/0x130 [ 112.550316] ? kmem_cache_alloc_trace+0x626/0x790 [ 112.555431] ? free_pages+0x46/0x50 [ 112.559161] v9fs_mount+0x7d/0x870 [ 112.563039] mount_fs+0x9d/0x2a7 [ 112.566407] vfs_kern_mount.part.0+0x5e/0x3d0 [ 112.570904] do_mount+0x417/0x27d0 [ 112.574437] ? copy_mount_options+0x5c/0x2f0 [ 112.578864] ? rcu_read_lock_sched_held+0x110/0x130 [ 112.583900] ? copy_mount_string+0x40/0x40 [ 112.588133] ? copy_mount_options+0x1fe/0x2f0 [ 112.592646] SyS_mount+0xab/0x120 [ 112.596101] ? copy_mnt_ns+0x8c0/0x8c0 [ 112.599987] do_syscall_64+0x1eb/0x630 [ 112.603990] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 112.608832] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 112.614013] RIP: 0033:0x458c29 [ 112.617190] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 112.624916] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 112.632264] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 112.639550] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 112.646945] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 112.654294] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 112.675422] FAULT_INJECTION: forcing a failure. [ 112.675422] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 112.687310] CPU: 0 PID: 7285 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 112.695893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.705357] Call Trace: [ 112.707962] dump_stack+0x138/0x19c [ 112.711583] should_fail.cold+0x10f/0x159 [ 112.715729] __alloc_pages_nodemask+0x1d6/0x7a0 [ 112.720416] ? cache_grow_end.part.0+0x92/0x160 [ 112.725101] ? __alloc_pages_slowpath+0x2930/0x2930 [ 112.730132] cache_grow_begin+0x80/0x410 [ 112.734201] __kmalloc+0x6c2/0x7a0 [ 112.737804] ? __lockdep_init_map+0x10c/0x570 [ 112.742300] ? p9_fcall_alloc+0x1d/0x90 [ 112.746271] p9_fcall_alloc+0x1d/0x90 [ 112.750088] p9_client_prepare_req.part.0+0x73c/0xa90 [ 112.755312] p9_client_rpc+0x170/0x1190 [ 112.759291] ? p9_idpool_get+0xa3/0x100 [ 112.763298] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 112.769282] ? find_held_lock+0x35/0x130 [ 112.773369] ? p9_fid_create+0x2d5/0x3b0 [ 112.777430] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 112.782548] ? trace_hardirqs_on_caller+0x400/0x590 [ 112.787579] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 112.792683] p9_client_attach+0x152/0x6a0 [ 112.796825] ? trace_hardirqs_off+0xd/0x10 [ 112.801052] ? p9_client_readlink+0x410/0x410 [ 112.805575] ? trace_hardirqs_on_caller+0x400/0x590 [ 112.810606] v9fs_session_init+0xbe8/0x1590 [ 112.814929] ? v9fs_session_init+0xbe8/0x1590 [ 112.824764] ? v9fs_show_options+0x730/0x730 [ 112.829167] ? v9fs_mount+0x5e/0x870 [ 112.832880] ? rcu_read_lock_sched_held+0x110/0x130 [ 112.837914] ? kmem_cache_alloc_trace+0x626/0x790 [ 112.842757] ? free_pages+0x46/0x50 [ 112.846403] v9fs_mount+0x7d/0x870 [ 112.849963] mount_fs+0x9d/0x2a7 [ 112.853327] vfs_kern_mount.part.0+0x5e/0x3d0 [ 112.857830] do_mount+0x417/0x27d0 [ 112.861365] ? copy_mount_options+0x5c/0x2f0 [ 112.865772] ? rcu_read_lock_sched_held+0x110/0x130 [ 112.870817] ? copy_mount_string+0x40/0x40 [ 112.875072] ? copy_mount_options+0x1fe/0x2f0 [ 112.879570] SyS_mount+0xab/0x120 [ 112.883011] ? copy_mnt_ns+0x8c0/0x8c0 [ 112.886896] do_syscall_64+0x1eb/0x630 [ 112.890779] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 112.895656] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 112.900839] RIP: 0033:0x458c29 [ 112.904030] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 112.911737] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 112.919028] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 112.926295] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 112.933560] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 112.940820] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 112.964004] FAULT_INJECTION: forcing a failure. [ 112.964004] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 112.976806] CPU: 0 PID: 7287 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 112.984042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.993401] Call Trace: [ 112.995989] dump_stack+0x138/0x19c [ 112.999612] should_fail.cold+0x10f/0x159 [ 113.003756] __alloc_pages_nodemask+0x1d6/0x7a0 [ 113.008423] ? cache_grow_end.part.0+0x92/0x160 [ 113.013093] ? __alloc_pages_slowpath+0x2930/0x2930 [ 113.018110] cache_grow_begin+0x80/0x410 [ 113.022218] __kmalloc+0x6c2/0x7a0 [ 113.025790] ? __lockdep_init_map+0x10c/0x570 [ 113.030306] ? p9_fcall_alloc+0x1d/0x90 [ 113.034313] p9_fcall_alloc+0x1d/0x90 [ 113.038126] p9_client_prepare_req.part.0+0x73c/0xa90 [ 113.043319] p9_client_rpc+0x170/0x1190 [ 113.047297] ? p9_idpool_get+0xa3/0x100 [ 113.051349] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 113.057338] ? find_held_lock+0x35/0x130 [ 113.061608] ? p9_fid_create+0x2d5/0x3b0 [ 113.065677] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 113.070776] ? trace_hardirqs_on_caller+0x400/0x590 [ 113.075923] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 113.081041] p9_client_attach+0x152/0x6a0 [ 113.087593] ? trace_hardirqs_off+0xd/0x10 [ 113.091845] ? p9_client_readlink+0x410/0x410 [ 113.096337] ? trace_hardirqs_on_caller+0x400/0x590 [ 113.101382] v9fs_session_init+0xbe8/0x1590 [ 113.105694] ? v9fs_session_init+0xbe8/0x1590 [ 113.110343] ? v9fs_show_options+0x730/0x730 [ 113.114778] ? v9fs_mount+0x5e/0x870 [ 113.118487] ? rcu_read_lock_sched_held+0x110/0x130 [ 113.123514] ? kmem_cache_alloc_trace+0x626/0x790 [ 113.128379] ? free_pages+0x46/0x50 [ 113.132009] v9fs_mount+0x7d/0x870 [ 113.135573] mount_fs+0x9d/0x2a7 [ 113.138958] vfs_kern_mount.part.0+0x5e/0x3d0 [ 113.143459] do_mount+0x417/0x27d0 [ 113.147089] ? copy_mount_options+0x5c/0x2f0 [ 113.151959] ? rcu_read_lock_sched_held+0x110/0x130 [ 113.157616] ? copy_mount_string+0x40/0x40 [ 113.161908] ? copy_mount_options+0x1fe/0x2f0 [ 113.166437] SyS_mount+0xab/0x120 [ 113.169881] ? copy_mnt_ns+0x8c0/0x8c0 [ 113.173783] do_syscall_64+0x1eb/0x630 [ 113.177870] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 113.182732] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 113.187940] RIP: 0033:0x458c29 [ 113.191154] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 113.198908] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 113.206183] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 113.213543] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 113.220851] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 113.228338] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 113.252926] FAULT_INJECTION: forcing a failure. [ 113.252926] name failslab, interval 1, probability 0, space 0, times 0 [ 113.264575] CPU: 0 PID: 7289 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 113.271548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.280980] Call Trace: [ 113.284705] dump_stack+0x138/0x19c [ 113.288381] should_fail.cold+0x10f/0x159 [ 113.292575] should_failslab+0xdb/0x130 [ 113.296564] __kmalloc+0x2f3/0x7a0 [ 113.300102] ? __lockdep_init_map+0x10c/0x570 [ 113.304613] ? p9_fcall_alloc+0x1d/0x90 [ 113.312562] p9_fcall_alloc+0x1d/0x90 [ 113.316361] p9_client_prepare_req.part.0+0x73c/0xa90 [ 113.321566] p9_client_rpc+0x170/0x1190 [ 113.325531] ? p9_idpool_get+0xa3/0x100 [ 113.329503] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 113.335484] ? find_held_lock+0x35/0x130 [ 113.339546] ? p9_fid_create+0x2d5/0x3b0 [ 113.343873] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 113.348979] ? trace_hardirqs_on_caller+0x400/0x590 [ 113.353997] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 113.359100] p9_client_attach+0x152/0x6a0 [ 113.363245] ? trace_hardirqs_off+0xd/0x10 [ 113.367492] ? p9_client_readlink+0x410/0x410 [ 113.372012] ? trace_hardirqs_on_caller+0x400/0x590 [ 113.377059] v9fs_session_init+0xbe8/0x1590 [ 113.381378] ? v9fs_session_init+0xbe8/0x1590 [ 113.385866] ? v9fs_show_options+0x730/0x730 [ 113.390273] ? v9fs_mount+0x5e/0x870 [ 113.394215] ? rcu_read_lock_sched_held+0x110/0x130 [ 113.399225] ? kmem_cache_alloc_trace+0x626/0x790 [ 113.404180] ? free_pages+0x46/0x50 [ 113.409217] v9fs_mount+0x7d/0x870 [ 113.412751] mount_fs+0x9d/0x2a7 [ 113.416241] vfs_kern_mount.part.0+0x5e/0x3d0 [ 113.420748] do_mount+0x417/0x27d0 [ 113.431168] ? copy_mount_options+0x5c/0x2f0 [ 113.435585] ? rcu_read_lock_sched_held+0x110/0x130 [ 113.440708] ? copy_mount_string+0x40/0x40 [ 113.444947] ? copy_mount_options+0x1fe/0x2f0 [ 113.449457] SyS_mount+0xab/0x120 [ 113.452906] ? copy_mnt_ns+0x8c0/0x8c0 [ 113.456796] do_syscall_64+0x1eb/0x630 [ 113.460673] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 113.465534] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 113.470738] RIP: 0033:0x458c29 [ 113.473952] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 113.481683] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 113.489507] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 113.496865] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 113.504133] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 113.511410] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 113.519329] 9pnet: Couldn't grow tag array [ 113.536688] FAULT_INJECTION: forcing a failure. [ 113.536688] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 113.548651] CPU: 0 PID: 7292 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 113.555607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.565113] Call Trace: [ 113.567715] dump_stack+0x138/0x19c [ 113.571336] should_fail.cold+0x10f/0x159 [ 113.575471] __alloc_pages_nodemask+0x1d6/0x7a0 [ 113.580141] ? cache_grow_end.part.0+0x92/0x160 [ 113.584819] ? __alloc_pages_slowpath+0x2930/0x2930 [ 113.589852] cache_grow_begin+0x80/0x410 [ 113.593917] __kmalloc+0x6c2/0x7a0 [ 113.597450] ? __lockdep_init_map+0x10c/0x570 [ 113.602053] ? p9_fcall_alloc+0x1d/0x90 [ 113.606023] p9_fcall_alloc+0x1d/0x90 [ 113.609819] p9_client_prepare_req.part.0+0x73c/0xa90 [ 113.622323] p9_client_rpc+0x170/0x1190 [ 113.626290] ? p9_idpool_get+0xa3/0x100 [ 113.630251] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 113.636886] ? find_held_lock+0x35/0x130 [ 113.640939] ? p9_fid_create+0x2d5/0x3b0 [ 113.645000] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 113.650132] ? trace_hardirqs_on_caller+0x400/0x590 [ 113.655160] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 113.660268] p9_client_attach+0x152/0x6a0 [ 113.664421] ? trace_hardirqs_off+0xd/0x10 [ 113.668903] ? p9_client_readlink+0x410/0x410 [ 113.673672] ? trace_hardirqs_on_caller+0x400/0x590 [ 113.678683] v9fs_session_init+0xbe8/0x1590 [ 113.683300] ? v9fs_session_init+0xbe8/0x1590 [ 113.687786] ? v9fs_show_options+0x730/0x730 [ 113.692212] ? v9fs_mount+0x5e/0x870 [ 113.695915] ? rcu_read_lock_sched_held+0x110/0x130 [ 113.700920] ? kmem_cache_alloc_trace+0x626/0x790 [ 113.705780] ? free_pages+0x46/0x50 [ 113.709402] v9fs_mount+0x7d/0x870 [ 113.712933] mount_fs+0x9d/0x2a7 [ 113.716288] vfs_kern_mount.part.0+0x5e/0x3d0 [ 113.720776] do_mount+0x417/0x27d0 [ 113.724305] ? copy_mount_options+0x5c/0x2f0 [ 113.728705] ? rcu_read_lock_sched_held+0x110/0x130 [ 113.733724] ? copy_mount_string+0x40/0x40 [ 113.737952] ? copy_mount_options+0x1fe/0x2f0 [ 113.742443] SyS_mount+0xab/0x120 [ 113.745915] ? copy_mnt_ns+0x8c0/0x8c0 [ 113.749819] do_syscall_64+0x1eb/0x630 [ 113.753706] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 113.758582] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 113.763790] RIP: 0033:0x458c29 [ 113.766970] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 113.774730] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 113.782023] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 113.789315] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 113.796591] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 113.803871] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 113.826084] FAULT_INJECTION: forcing a failure. [ 113.826084] name failslab, interval 1, probability 0, space 0, times 0 [ 113.837529] CPU: 0 PID: 7293 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 113.844482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.854630] Call Trace: [ 113.857210] dump_stack+0x138/0x19c [ 113.860826] should_fail.cold+0x10f/0x159 [ 113.864962] should_failslab+0xdb/0x130 [ 113.868921] __kmalloc+0x2f3/0x7a0 [ 113.872481] ? __lockdep_init_map+0x10c/0x570 [ 113.876967] ? p9_fcall_alloc+0x1d/0x90 [ 113.880933] p9_fcall_alloc+0x1d/0x90 [ 113.884725] p9_client_prepare_req.part.0+0x73c/0xa90 [ 113.889904] p9_client_rpc+0x170/0x1190 [ 113.893877] ? p9_idpool_get+0xa3/0x100 [ 113.897859] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 113.903820] ? find_held_lock+0x35/0x130 [ 113.907894] ? p9_fid_create+0x2d5/0x3b0 [ 113.911951] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 113.917044] ? trace_hardirqs_on_caller+0x400/0x590 [ 113.922059] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 113.927160] p9_client_attach+0x152/0x6a0 [ 113.931308] ? trace_hardirqs_off+0xd/0x10 [ 113.935590] ? p9_client_readlink+0x410/0x410 [ 113.940111] ? trace_hardirqs_on_caller+0x400/0x590 [ 113.945141] v9fs_session_init+0xbe8/0x1590 [ 113.949464] ? v9fs_session_init+0xbe8/0x1590 [ 113.953949] ? v9fs_show_options+0x730/0x730 [ 113.958354] ? v9fs_mount+0x5e/0x870 [ 113.962081] ? rcu_read_lock_sched_held+0x110/0x130 [ 113.967088] ? kmem_cache_alloc_trace+0x626/0x790 [ 113.971917] ? free_pages+0x46/0x50 [ 113.975535] v9fs_mount+0x7d/0x870 [ 113.979084] mount_fs+0x9d/0x2a7 [ 113.982470] vfs_kern_mount.part.0+0x5e/0x3d0 [ 113.987071] do_mount+0x417/0x27d0 [ 113.990608] ? copy_mount_options+0x5c/0x2f0 [ 113.995019] ? rcu_read_lock_sched_held+0x110/0x130 [ 114.000031] ? copy_mount_string+0x40/0x40 [ 114.004278] ? copy_mount_options+0x1fe/0x2f0 [ 114.008785] SyS_mount+0xab/0x120 [ 114.012229] ? copy_mnt_ns+0x8c0/0x8c0 [ 114.016110] do_syscall_64+0x1eb/0x630 [ 114.020021] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 114.024885] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 114.030094] RIP: 0033:0x458c29 [ 114.033276] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 114.040976] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 114.048232] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 114.055491] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 114.062768] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 114.070056] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 114.077580] 9pnet: Couldn't grow tag array [ 114.095289] FAULT_INJECTION: forcing a failure. [ 114.095289] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 114.107151] CPU: 0 PID: 7296 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 114.114078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.123428] Call Trace: [ 114.126010] dump_stack+0x138/0x19c [ 114.129636] should_fail.cold+0x10f/0x159 [ 114.134129] __alloc_pages_nodemask+0x1d6/0x7a0 [ 114.138792] ? cache_grow_end.part.0+0x92/0x160 [ 114.143457] ? __alloc_pages_slowpath+0x2930/0x2930 [ 114.148475] cache_grow_begin+0x80/0x410 [ 114.152532] __kmalloc+0x6c2/0x7a0 [ 114.156453] ? __lockdep_init_map+0x10c/0x570 [ 114.160943] ? p9_fcall_alloc+0x1d/0x90 [ 114.164904] p9_fcall_alloc+0x1d/0x90 [ 114.168708] p9_client_prepare_req.part.0+0x73c/0xa90 [ 114.173900] p9_client_rpc+0x170/0x1190 [ 114.177884] ? p9_idpool_get+0xa3/0x100 [ 114.181947] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 114.187909] ? find_held_lock+0x35/0x130 [ 114.191980] ? p9_fid_create+0x2d5/0x3b0 [ 114.196033] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 114.201129] ? trace_hardirqs_on_caller+0x400/0x590 [ 114.206156] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 114.211282] p9_client_attach+0x152/0x6a0 [ 114.216119] ? trace_hardirqs_off+0xd/0x10 [ 114.220364] ? p9_client_readlink+0x410/0x410 [ 114.224851] ? trace_hardirqs_on_caller+0x400/0x590 [ 114.229863] v9fs_session_init+0xbe8/0x1590 [ 114.234182] ? v9fs_session_init+0xbe8/0x1590 [ 114.238853] ? v9fs_show_options+0x730/0x730 [ 114.243255] ? v9fs_mount+0x5e/0x870 [ 114.246980] ? rcu_read_lock_sched_held+0x110/0x130 [ 114.252092] ? kmem_cache_alloc_trace+0x626/0x790 [ 114.256928] ? free_pages+0x46/0x50 [ 114.260542] v9fs_mount+0x7d/0x870 [ 114.264074] mount_fs+0x9d/0x2a7 [ 114.267427] vfs_kern_mount.part.0+0x5e/0x3d0 [ 114.271927] do_mount+0x417/0x27d0 [ 114.275604] ? copy_mount_options+0x5c/0x2f0 [ 114.280010] ? rcu_read_lock_sched_held+0x110/0x130 [ 114.285046] ? copy_mount_string+0x40/0x40 [ 114.289269] ? copy_mount_options+0x1fe/0x2f0 [ 114.293776] SyS_mount+0xab/0x120 [ 114.297230] ? copy_mnt_ns+0x8c0/0x8c0 [ 114.301103] do_syscall_64+0x1eb/0x630 [ 114.304976] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 114.309810] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 114.314987] RIP: 0033:0x458c29 [ 114.318158] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 114.325855] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 114.334696] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 114.341981] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 114.349266] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 114.356534] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 114.377644] FAULT_INJECTION: forcing a failure. [ 114.377644] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 114.389522] CPU: 1 PID: 7297 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 114.396540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.405891] Call Trace: [ 114.408514] dump_stack+0x138/0x19c [ 114.412155] should_fail.cold+0x10f/0x159 [ 114.416294] __alloc_pages_nodemask+0x1d6/0x7a0 [ 114.420956] ? __alloc_pages_slowpath+0x2930/0x2930 [ 114.426127] cache_grow_begin+0x80/0x410 [ 114.430180] __kmalloc+0x6c2/0x7a0 [ 114.433734] ? __lockdep_init_map+0x10c/0x570 [ 114.438232] ? p9_fcall_alloc+0x1d/0x90 [ 114.442194] p9_fcall_alloc+0x1d/0x90 [ 114.445999] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 114.451202] p9_client_rpc+0x170/0x1190 [ 114.455316] ? p9_idpool_get+0xa3/0x100 [ 114.459305] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 114.465294] ? find_held_lock+0x35/0x130 [ 114.469341] ? p9_fid_create+0x2d5/0x3b0 [ 114.473394] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 114.478499] ? trace_hardirqs_on_caller+0x400/0x590 [ 114.483507] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 114.488623] p9_client_attach+0x152/0x6a0 [ 114.492789] ? trace_hardirqs_off+0xd/0x10 [ 114.497013] ? p9_client_readlink+0x410/0x410 [ 114.501526] ? trace_hardirqs_on_caller+0x400/0x590 [ 114.506532] v9fs_session_init+0xbe8/0x1590 [ 114.512679] ? v9fs_session_init+0xbe8/0x1590 [ 114.517166] ? v9fs_show_options+0x730/0x730 [ 114.532808] ? v9fs_mount+0x5e/0x870 [ 114.536519] ? rcu_read_lock_sched_held+0x110/0x130 [ 114.541546] ? kmem_cache_alloc_trace+0x626/0x790 [ 114.546390] ? free_pages+0x46/0x50 [ 114.550006] v9fs_mount+0x7d/0x870 [ 114.553551] mount_fs+0x9d/0x2a7 [ 114.556928] vfs_kern_mount.part.0+0x5e/0x3d0 [ 114.561444] do_mount+0x417/0x27d0 [ 114.564971] ? copy_mount_options+0x5c/0x2f0 [ 114.569365] ? rcu_read_lock_sched_held+0x110/0x130 [ 114.574373] ? copy_mount_string+0x40/0x40 [ 114.578879] ? copy_mount_options+0x1fe/0x2f0 [ 114.583368] SyS_mount+0xab/0x120 [ 114.586838] ? copy_mnt_ns+0x8c0/0x8c0 [ 114.590720] do_syscall_64+0x1eb/0x630 [ 114.594597] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 114.599437] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 114.604617] RIP: 0033:0x458c29 [ 114.607812] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 114.615512] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 114.622772] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 114.630039] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 114.637319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 114.644586] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 114.668527] FAULT_INJECTION: forcing a failure. [ 114.668527] name failslab, interval 1, probability 0, space 0, times 0 [ 114.681458] CPU: 0 PID: 7299 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 114.688416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.698365] Call Trace: [ 114.700956] dump_stack+0x138/0x19c [ 114.705379] should_fail.cold+0x10f/0x159 [ 114.709926] should_failslab+0xdb/0x130 [ 114.713999] __kmalloc+0x2f3/0x7a0 [ 114.717568] ? __lockdep_init_map+0x10c/0x570 [ 114.722434] ? p9_fcall_alloc+0x1d/0x90 [ 114.726399] p9_fcall_alloc+0x1d/0x90 [ 114.730201] p9_client_prepare_req.part.0+0x73c/0xa90 [ 114.735394] p9_client_rpc+0x170/0x1190 [ 114.739366] ? p9_idpool_get+0xa3/0x100 [ 114.743468] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 114.749584] ? find_held_lock+0x35/0x130 [ 114.753640] ? p9_fid_create+0x2d5/0x3b0 [ 114.757805] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 114.762903] ? trace_hardirqs_on_caller+0x400/0x590 [ 114.767942] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 114.773068] p9_client_attach+0x152/0x6a0 [ 114.777236] ? trace_hardirqs_off+0xd/0x10 [ 114.781480] ? p9_client_readlink+0x410/0x410 [ 114.785984] ? trace_hardirqs_on_caller+0x400/0x590 [ 114.791119] v9fs_session_init+0xbe8/0x1590 [ 114.803513] ? v9fs_session_init+0xbe8/0x1590 [ 114.808008] ? v9fs_show_options+0x730/0x730 [ 114.812409] ? v9fs_mount+0x5e/0x870 [ 114.816291] ? rcu_read_lock_sched_held+0x110/0x130 [ 114.821297] ? kmem_cache_alloc_trace+0x626/0x790 [ 114.826135] ? free_pages+0x46/0x50 [ 114.830270] v9fs_mount+0x7d/0x870 [ 114.833800] mount_fs+0x9d/0x2a7 [ 114.837172] vfs_kern_mount.part.0+0x5e/0x3d0 [ 114.841690] do_mount+0x417/0x27d0 [ 114.845229] ? copy_mount_options+0x5c/0x2f0 [ 114.849625] ? rcu_read_lock_sched_held+0x110/0x130 [ 114.854633] ? copy_mount_string+0x40/0x40 [ 114.858861] ? copy_mount_options+0x1fe/0x2f0 [ 114.864022] SyS_mount+0xab/0x120 [ 114.867509] ? copy_mnt_ns+0x8c0/0x8c0 [ 114.871391] do_syscall_64+0x1eb/0x630 [ 114.875482] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 114.880337] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 114.885620] RIP: 0033:0x458c29 [ 114.888802] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 114.897248] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 114.904643] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 114.911907] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 114.919173] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 114.926454] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 114.934251] 9pnet: Couldn't grow tag array [ 114.948730] FAULT_INJECTION: forcing a failure. [ 114.948730] name failslab, interval 1, probability 0, space 0, times 0 [ 114.960134] CPU: 1 PID: 7301 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 114.967078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.976427] Call Trace: [ 114.979007] dump_stack+0x138/0x19c [ 114.982631] should_fail.cold+0x10f/0x159 [ 114.986775] should_failslab+0xdb/0x130 [ 114.990744] __kmalloc+0x2f3/0x7a0 [ 114.994274] ? __lockdep_init_map+0x10c/0x570 [ 114.998760] ? p9_fcall_alloc+0x1d/0x90 [ 115.004364] p9_fcall_alloc+0x1d/0x90 [ 115.008181] p9_client_prepare_req.part.0+0x73c/0xa90 [ 115.013400] p9_client_rpc+0x170/0x1190 [ 115.017383] ? p9_idpool_get+0xa3/0x100 [ 115.021355] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 115.027334] ? find_held_lock+0x35/0x130 [ 115.031394] ? p9_fid_create+0x2d5/0x3b0 [ 115.035452] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 115.040893] ? trace_hardirqs_on_caller+0x400/0x590 [ 115.045919] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 115.051015] p9_client_attach+0x152/0x6a0 [ 115.055156] ? trace_hardirqs_off+0xd/0x10 [ 115.059455] ? p9_client_readlink+0x410/0x410 [ 115.063949] ? trace_hardirqs_on_caller+0x400/0x590 [ 115.068964] v9fs_session_init+0xbe8/0x1590 [ 115.073899] ? v9fs_session_init+0xbe8/0x1590 [ 115.078394] ? v9fs_show_options+0x730/0x730 [ 115.082792] ? v9fs_mount+0x5e/0x870 [ 115.086501] ? rcu_read_lock_sched_held+0x110/0x130 [ 115.091509] ? kmem_cache_alloc_trace+0x626/0x790 [ 115.096343] ? free_pages+0x46/0x50 [ 115.099969] v9fs_mount+0x7d/0x870 [ 115.103499] mount_fs+0x9d/0x2a7 [ 115.106874] vfs_kern_mount.part.0+0x5e/0x3d0 [ 115.111367] do_mount+0x417/0x27d0 [ 115.114923] ? copy_mount_options+0x5c/0x2f0 [ 115.119326] ? rcu_read_lock_sched_held+0x110/0x130 [ 115.124352] ? copy_mount_string+0x40/0x40 [ 115.128586] ? copy_mount_options+0x1fe/0x2f0 [ 115.133078] SyS_mount+0xab/0x120 [ 115.136520] ? copy_mnt_ns+0x8c0/0x8c0 [ 115.140396] do_syscall_64+0x1eb/0x630 [ 115.144272] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 115.149108] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 115.154286] RIP: 0033:0x458c29 [ 115.157459] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 115.165161] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 115.173079] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 115.180341] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 115.187826] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 115.195123] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 115.203803] 9pnet: Couldn't grow tag array [ 115.222126] FAULT_INJECTION: forcing a failure. [ 115.222126] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 115.233980] CPU: 0 PID: 7304 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 115.240941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.250319] Call Trace: [ 115.252905] dump_stack+0x138/0x19c [ 115.256519] should_fail.cold+0x10f/0x159 [ 115.260737] __alloc_pages_nodemask+0x1d6/0x7a0 [ 115.265410] ? cache_grow_end.part.0+0x92/0x160 [ 115.270075] ? __alloc_pages_slowpath+0x2930/0x2930 [ 115.275104] cache_grow_begin+0x80/0x410 [ 115.279187] __kmalloc+0x6c2/0x7a0 [ 115.282742] ? __lockdep_init_map+0x10c/0x570 [ 115.287256] ? p9_fcall_alloc+0x1d/0x90 [ 115.291223] p9_fcall_alloc+0x1d/0x90 [ 115.295025] p9_client_prepare_req.part.0+0x73c/0xa90 [ 115.300223] p9_client_rpc+0x170/0x1190 [ 115.304214] ? p9_idpool_get+0xa3/0x100 [ 115.308206] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 115.314171] ? find_held_lock+0x35/0x130 [ 115.318220] ? p9_fid_create+0x2d5/0x3b0 [ 115.322272] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 115.327368] ? trace_hardirqs_on_caller+0x400/0x590 [ 115.332376] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 115.337697] p9_client_attach+0x152/0x6a0 [ 115.341861] ? trace_hardirqs_off+0xd/0x10 [ 115.346377] ? p9_client_readlink+0x410/0x410 [ 115.350888] ? trace_hardirqs_on_caller+0x400/0x590 [ 115.355923] v9fs_session_init+0xbe8/0x1590 [ 115.360238] ? v9fs_session_init+0xbe8/0x1590 [ 115.364728] ? v9fs_show_options+0x730/0x730 [ 115.369149] ? v9fs_mount+0x5e/0x870 [ 115.372856] ? rcu_read_lock_sched_held+0x110/0x130 [ 115.377896] ? kmem_cache_alloc_trace+0x626/0x790 [ 115.382744] ? free_pages+0x46/0x50 [ 115.386373] v9fs_mount+0x7d/0x870 [ 115.389928] mount_fs+0x9d/0x2a7 [ 115.393305] vfs_kern_mount.part.0+0x5e/0x3d0 [ 115.397811] do_mount+0x417/0x27d0 [ 115.401346] ? copy_mount_options+0x5c/0x2f0 [ 115.405776] ? rcu_read_lock_sched_held+0x110/0x130 [ 115.410877] ? copy_mount_string+0x40/0x40 [ 115.417769] ? copy_mount_options+0x1fe/0x2f0 [ 115.422257] SyS_mount+0xab/0x120 [ 115.425703] ? copy_mnt_ns+0x8c0/0x8c0 [ 115.429608] do_syscall_64+0x1eb/0x630 [ 115.433492] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 115.438330] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 115.443510] RIP: 0033:0x458c29 [ 115.446682] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 115.454410] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 115.461672] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 115.468940] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 115.476296] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 115.483593] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 115.504779] FAULT_INJECTION: forcing a failure. [ 115.504779] name failslab, interval 1, probability 0, space 0, times 0 [ 115.516381] CPU: 1 PID: 7305 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 115.523314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.532660] Call Trace: [ 115.535241] dump_stack+0x138/0x19c [ 115.538879] should_fail.cold+0x10f/0x159 [ 115.543314] should_failslab+0xdb/0x130 [ 115.547289] kmem_cache_alloc+0x2d9/0x780 [ 115.552302] ? snprintf+0xd0/0xd0 [ 115.555757] ? kmem_cache_alloc_trace+0x626/0x790 [ 115.560598] __fscache_acquire_cookie+0xe1/0x430 [ 115.565387] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 115.570601] v9fs_session_init+0xc77/0x1590 [ 115.574958] ? v9fs_show_options+0x730/0x730 [ 115.579368] ? v9fs_mount+0x5e/0x870 [ 115.583088] ? rcu_read_lock_sched_held+0x110/0x130 [ 115.596727] ? kmem_cache_alloc_trace+0x626/0x790 [ 115.601608] ? free_pages+0x46/0x50 [ 115.605234] v9fs_mount+0x7d/0x870 [ 115.608769] mount_fs+0x9d/0x2a7 [ 115.612152] vfs_kern_mount.part.0+0x5e/0x3d0 [ 115.616658] do_mount+0x417/0x27d0 [ 115.620206] ? copy_mount_options+0x5c/0x2f0 [ 115.624628] ? rcu_read_lock_sched_held+0x110/0x130 [ 115.629645] ? copy_mount_string+0x40/0x40 [ 115.633877] ? copy_mount_options+0x1fe/0x2f0 [ 115.638593] SyS_mount+0xab/0x120 [ 115.642036] ? copy_mnt_ns+0x8c0/0x8c0 [ 115.645918] do_syscall_64+0x1eb/0x630 [ 115.649793] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 115.654650] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 115.659832] RIP: 0033:0x458c29 [ 115.663028] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 115.670743] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 115.678009] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 115.685291] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 115.693176] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 115.700461] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 115.721501] FAULT_INJECTION: forcing a failure. [ 115.721501] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 115.733346] CPU: 1 PID: 7307 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 115.740262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.749706] Call Trace: [ 115.752290] dump_stack+0x138/0x19c [ 115.755911] should_fail.cold+0x10f/0x159 [ 115.760054] __alloc_pages_nodemask+0x1d6/0x7a0 [ 115.764740] ? cache_grow_end.part.0+0x92/0x160 [ 115.769423] ? __alloc_pages_slowpath+0x2930/0x2930 [ 115.774442] cache_grow_begin+0x80/0x410 [ 115.778493] __kmalloc+0x6c2/0x7a0 [ 115.782024] ? __lockdep_init_map+0x10c/0x570 [ 115.786519] ? p9_fcall_alloc+0x1d/0x90 [ 115.790506] p9_fcall_alloc+0x1d/0x90 [ 115.794297] p9_client_prepare_req.part.0+0x73c/0xa90 [ 115.799497] p9_client_rpc+0x170/0x1190 [ 115.803462] ? p9_idpool_get+0xa3/0x100 [ 115.807598] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 115.813570] ? find_held_lock+0x35/0x130 [ 115.817618] ? p9_fid_create+0x2d5/0x3b0 [ 115.821675] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 115.826783] ? trace_hardirqs_on_caller+0x400/0x590 [ 115.831804] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 115.836892] p9_client_attach+0x152/0x6a0 [ 115.841064] ? trace_hardirqs_off+0xd/0x10 [ 115.845286] ? p9_client_readlink+0x410/0x410 [ 115.849781] ? trace_hardirqs_on_caller+0x400/0x590 [ 115.854786] v9fs_session_init+0xbe8/0x1590 [ 115.859092] ? v9fs_session_init+0xbe8/0x1590 [ 115.863585] ? v9fs_show_options+0x730/0x730 [ 115.868990] ? v9fs_mount+0x5e/0x870 [ 115.872697] ? rcu_read_lock_sched_held+0x110/0x130 [ 115.877726] ? kmem_cache_alloc_trace+0x626/0x790 [ 115.882561] ? free_pages+0x46/0x50 [ 115.886204] v9fs_mount+0x7d/0x870 [ 115.890048] mount_fs+0x9d/0x2a7 [ 115.893434] vfs_kern_mount.part.0+0x5e/0x3d0 [ 115.897918] do_mount+0x417/0x27d0 [ 115.901445] ? copy_mount_options+0x5c/0x2f0 [ 115.905852] ? rcu_read_lock_sched_held+0x110/0x130 [ 115.910867] ? copy_mount_string+0x40/0x40 [ 115.915115] ? copy_mount_options+0x1fe/0x2f0 [ 115.919610] SyS_mount+0xab/0x120 [ 115.923088] ? copy_mnt_ns+0x8c0/0x8c0 [ 115.926968] do_syscall_64+0x1eb/0x630 [ 115.930848] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 115.935685] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 115.940880] RIP: 0033:0x458c29 [ 115.944052] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 115.951756] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 115.959016] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 115.966273] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 115.973548] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 115.980829] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 116.002579] FAULT_INJECTION: forcing a failure. [ 116.002579] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 116.014431] CPU: 0 PID: 7309 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 116.021361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.030718] Call Trace: [ 116.033309] dump_stack+0x138/0x19c [ 116.036929] should_fail.cold+0x10f/0x159 [ 116.041070] __alloc_pages_nodemask+0x1d6/0x7a0 [ 116.045750] ? cache_grow_end.part.0+0x92/0x160 [ 116.050425] ? __alloc_pages_slowpath+0x2930/0x2930 [ 116.055461] cache_grow_begin+0x80/0x410 [ 116.059531] __kmalloc+0x6c2/0x7a0 [ 116.063069] ? __lockdep_init_map+0x10c/0x570 [ 116.067569] ? p9_fcall_alloc+0x1d/0x90 [ 116.071536] p9_fcall_alloc+0x1d/0x90 [ 116.075351] p9_client_prepare_req.part.0+0x73c/0xa90 [ 116.080573] p9_client_rpc+0x170/0x1190 [ 116.084582] ? p9_idpool_get+0xa3/0x100 [ 116.088549] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 116.094528] ? find_held_lock+0x35/0x130 [ 116.098585] ? p9_fid_create+0x2d5/0x3b0 [ 116.102657] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 116.108399] ? trace_hardirqs_on_caller+0x400/0x590 [ 116.113421] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 116.118541] p9_client_attach+0x152/0x6a0 [ 116.122705] ? trace_hardirqs_off+0xd/0x10 [ 116.126937] ? p9_client_readlink+0x410/0x410 [ 116.131444] ? trace_hardirqs_on_caller+0x400/0x590 [ 116.136462] v9fs_session_init+0xbe8/0x1590 [ 116.140781] ? v9fs_session_init+0xbe8/0x1590 [ 116.145296] ? v9fs_show_options+0x730/0x730 [ 116.149744] ? v9fs_mount+0x5e/0x870 [ 116.154405] ? rcu_read_lock_sched_held+0x110/0x130 [ 116.159542] ? kmem_cache_alloc_trace+0x626/0x790 [ 116.164754] ? free_pages+0x46/0x50 [ 116.168382] v9fs_mount+0x7d/0x870 [ 116.171917] mount_fs+0x9d/0x2a7 [ 116.175272] vfs_kern_mount.part.0+0x5e/0x3d0 [ 116.179997] do_mount+0x417/0x27d0 [ 116.183611] ? copy_mount_options+0x5c/0x2f0 [ 116.188015] ? rcu_read_lock_sched_held+0x110/0x130 [ 116.193028] ? copy_mount_string+0x40/0x40 [ 116.197259] ? copy_mount_options+0x1fe/0x2f0 [ 116.210420] SyS_mount+0xab/0x120 [ 116.213879] ? copy_mnt_ns+0x8c0/0x8c0 [ 116.217781] do_syscall_64+0x1eb/0x630 [ 116.221966] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 116.226824] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 116.232016] RIP: 0033:0x458c29 [ 116.235192] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 116.242913] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 116.250187] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 116.257465] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 116.264750] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 116.272032] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 116.293799] FAULT_INJECTION: forcing a failure. [ 116.293799] name failslab, interval 1, probability 0, space 0, times 0 [ 116.305940] CPU: 0 PID: 7311 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 116.312886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.322252] Call Trace: [ 116.324855] dump_stack+0x138/0x19c [ 116.328511] should_fail.cold+0x10f/0x159 [ 116.332677] should_failslab+0xdb/0x130 [ 116.336648] __kmalloc+0x2f3/0x7a0 [ 116.340184] ? __lockdep_init_map+0x10c/0x570 [ 116.344672] ? p9_fcall_alloc+0x1d/0x90 [ 116.348635] p9_fcall_alloc+0x1d/0x90 [ 116.352423] p9_client_prepare_req.part.0+0x73c/0xa90 [ 116.357607] p9_client_rpc+0x170/0x1190 [ 116.361592] ? p9_idpool_get+0xa3/0x100 [ 116.365586] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 116.371562] ? find_held_lock+0x35/0x130 [ 116.375642] ? p9_fid_create+0x2d5/0x3b0 [ 116.379711] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 116.384817] ? trace_hardirqs_on_caller+0x400/0x590 [ 116.397108] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 116.402233] p9_client_attach+0x152/0x6a0 [ 116.406401] ? trace_hardirqs_off+0xd/0x10 [ 116.410633] ? p9_client_readlink+0x410/0x410 [ 116.415122] ? trace_hardirqs_on_caller+0x400/0x590 [ 116.420151] v9fs_session_init+0xbe8/0x1590 [ 116.424494] ? v9fs_session_init+0xbe8/0x1590 [ 116.429005] ? v9fs_show_options+0x730/0x730 [ 116.433403] ? v9fs_mount+0x5e/0x870 [ 116.437106] ? rcu_read_lock_sched_held+0x110/0x130 [ 116.442405] ? kmem_cache_alloc_trace+0x626/0x790 [ 116.447239] ? free_pages+0x46/0x50 [ 116.450866] v9fs_mount+0x7d/0x870 [ 116.454394] mount_fs+0x9d/0x2a7 [ 116.457746] vfs_kern_mount.part.0+0x5e/0x3d0 [ 116.462237] do_mount+0x417/0x27d0 [ 116.465767] ? copy_mount_options+0x5c/0x2f0 [ 116.470164] ? rcu_read_lock_sched_held+0x110/0x130 [ 116.475171] ? copy_mount_string+0x40/0x40 [ 116.479407] ? copy_mount_options+0x1fe/0x2f0 [ 116.483918] SyS_mount+0xab/0x120 [ 116.487358] ? copy_mnt_ns+0x8c0/0x8c0 [ 116.491262] do_syscall_64+0x1eb/0x630 [ 116.495136] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 116.500914] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 116.506106] RIP: 0033:0x458c29 [ 116.509278] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 116.516974] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 116.524233] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 116.531500] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 116.538986] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 116.546258] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 116.553663] 9pnet: Couldn't grow tag array [ 116.569883] FAULT_INJECTION: forcing a failure. [ 116.569883] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 116.581752] CPU: 0 PID: 7314 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 116.588664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.598483] Call Trace: [ 116.601097] dump_stack+0x138/0x19c [ 116.604744] should_fail.cold+0x10f/0x159 [ 116.608882] __alloc_pages_nodemask+0x1d6/0x7a0 [ 116.613571] ? cache_grow_end.part.0+0x92/0x160 [ 116.618256] ? __alloc_pages_slowpath+0x2930/0x2930 [ 116.623272] cache_grow_begin+0x80/0x410 [ 116.627324] __kmalloc+0x6c2/0x7a0 [ 116.630859] ? __lockdep_init_map+0x10c/0x570 [ 116.635368] ? p9_fcall_alloc+0x1d/0x90 [ 116.639509] p9_fcall_alloc+0x1d/0x90 [ 116.643302] p9_client_prepare_req.part.0+0x73c/0xa90 [ 116.648618] p9_client_rpc+0x170/0x1190 [ 116.652595] ? p9_idpool_get+0xa3/0x100 [ 116.656571] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 116.669653] ? find_held_lock+0x35/0x130 [ 116.673752] ? p9_fid_create+0x2d5/0x3b0 [ 116.677806] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 116.689886] ? trace_hardirqs_on_caller+0x400/0x590 [ 116.694907] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 116.700020] p9_client_attach+0x152/0x6a0 [ 116.704181] ? trace_hardirqs_off+0xd/0x10 [ 116.708406] ? p9_client_readlink+0x410/0x410 [ 116.719658] ? trace_hardirqs_on_caller+0x400/0x590 [ 116.724680] v9fs_session_init+0xbe8/0x1590 [ 116.729259] ? v9fs_session_init+0xbe8/0x1590 [ 116.733754] ? v9fs_show_options+0x730/0x730 [ 116.738154] ? v9fs_mount+0x5e/0x870 [ 116.741946] ? rcu_read_lock_sched_held+0x110/0x130 [ 116.747043] ? kmem_cache_alloc_trace+0x626/0x790 [ 116.751882] ? free_pages+0x46/0x50 [ 116.755642] v9fs_mount+0x7d/0x870 [ 116.759187] mount_fs+0x9d/0x2a7 [ 116.762544] vfs_kern_mount.part.0+0x5e/0x3d0 [ 116.767046] do_mount+0x417/0x27d0 [ 116.770602] ? copy_mount_options+0x5c/0x2f0 [ 116.781979] ? rcu_read_lock_sched_held+0x110/0x130 [ 116.786998] ? copy_mount_string+0x40/0x40 [ 116.794408] ? copy_mount_options+0x1fe/0x2f0 [ 116.798903] SyS_mount+0xab/0x120 [ 116.802373] ? copy_mnt_ns+0x8c0/0x8c0 [ 116.806259] do_syscall_64+0x1eb/0x630 [ 116.810144] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 116.815000] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 116.820186] RIP: 0033:0x458c29 [ 116.823399] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 116.831118] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 116.838387] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 116.845658] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 116.859943] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 116.872372] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 116.896304] FAULT_INJECTION: forcing a failure. [ 116.896304] name failslab, interval 1, probability 0, space 0, times 0 [ 116.907660] CPU: 0 PID: 7315 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 116.914601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.923948] Call Trace: [ 116.926536] dump_stack+0x138/0x19c [ 116.930408] should_fail.cold+0x10f/0x159 [ 116.934573] should_failslab+0xdb/0x130 [ 116.938538] kmem_cache_alloc+0x2d9/0x780 [ 116.942681] ? snprintf+0xd0/0xd0 [ 116.946122] ? kmem_cache_alloc_trace+0x626/0x790 [ 116.950968] __fscache_acquire_cookie+0xe1/0x430 [ 116.955738] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 116.960923] v9fs_session_init+0xc77/0x1590 [ 116.965248] ? v9fs_show_options+0x730/0x730 [ 116.969656] ? v9fs_mount+0x5e/0x870 [ 116.973389] ? rcu_read_lock_sched_held+0x110/0x130 [ 116.979378] ? kmem_cache_alloc_trace+0x626/0x790 [ 116.984222] ? free_pages+0x46/0x50 [ 116.987837] v9fs_mount+0x7d/0x870 [ 116.991392] mount_fs+0x9d/0x2a7 [ 116.994755] vfs_kern_mount.part.0+0x5e/0x3d0 [ 116.999251] do_mount+0x417/0x27d0 [ 117.002793] ? copy_mount_options+0x5c/0x2f0 [ 117.007190] ? rcu_read_lock_sched_held+0x110/0x130 [ 117.012207] ? copy_mount_string+0x40/0x40 [ 117.016433] ? copy_mount_options+0x1fe/0x2f0 [ 117.020925] SyS_mount+0xab/0x120 [ 117.024538] ? copy_mnt_ns+0x8c0/0x8c0 [ 117.028436] do_syscall_64+0x1eb/0x630 [ 117.032323] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 117.037173] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 117.042348] RIP: 0033:0x458c29 [ 117.045520] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 117.053252] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 117.060514] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 117.067797] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 117.075059] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 117.082322] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 117.106272] FAULT_INJECTION: forcing a failure. [ 117.106272] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 117.118139] CPU: 0 PID: 7317 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 117.125049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.134406] Call Trace: [ 117.137118] dump_stack+0x138/0x19c [ 117.140857] should_fail.cold+0x10f/0x159 [ 117.145682] __alloc_pages_nodemask+0x1d6/0x7a0 [ 117.150358] ? cache_grow_end.part.0+0x92/0x160 [ 117.155057] ? __alloc_pages_slowpath+0x2930/0x2930 [ 117.160092] cache_grow_begin+0x80/0x410 [ 117.164170] __kmalloc+0x6c2/0x7a0 [ 117.167705] ? __lockdep_init_map+0x10c/0x570 [ 117.172492] ? p9_fcall_alloc+0x1d/0x90 [ 117.176649] p9_fcall_alloc+0x1d/0x90 [ 117.180444] p9_client_prepare_req.part.0+0x73c/0xa90 [ 117.186703] p9_client_rpc+0x170/0x1190 [ 117.191089] ? p9_idpool_get+0xa3/0x100 [ 117.195070] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 117.201039] ? find_held_lock+0x35/0x130 [ 117.205110] ? p9_fid_create+0x2d5/0x3b0 [ 117.209168] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 117.214288] ? trace_hardirqs_on_caller+0x400/0x590 [ 117.219311] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 117.224521] p9_client_attach+0x152/0x6a0 [ 117.228674] ? trace_hardirqs_off+0xd/0x10 [ 117.232918] ? p9_client_readlink+0x410/0x410 [ 117.237598] ? trace_hardirqs_on_caller+0x400/0x590 [ 117.242622] v9fs_session_init+0xbe8/0x1590 [ 117.246939] ? v9fs_session_init+0xbe8/0x1590 [ 117.251427] ? v9fs_show_options+0x730/0x730 [ 117.255844] ? v9fs_mount+0x5e/0x870 [ 117.259548] ? rcu_read_lock_sched_held+0x110/0x130 [ 117.264571] ? kmem_cache_alloc_trace+0x626/0x790 [ 117.269412] ? free_pages+0x46/0x50 [ 117.273037] v9fs_mount+0x7d/0x870 [ 117.276577] mount_fs+0x9d/0x2a7 [ 117.280316] vfs_kern_mount.part.0+0x5e/0x3d0 [ 117.285120] do_mount+0x417/0x27d0 [ 117.288661] ? copy_mount_options+0x5c/0x2f0 [ 117.293068] ? rcu_read_lock_sched_held+0x110/0x130 [ 117.298747] ? copy_mount_string+0x40/0x40 [ 117.302974] ? copy_mount_options+0x1fe/0x2f0 [ 117.307467] SyS_mount+0xab/0x120 [ 117.310926] ? copy_mnt_ns+0x8c0/0x8c0 [ 117.314809] do_syscall_64+0x1eb/0x630 [ 117.318681] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 117.323523] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 117.328698] RIP: 0033:0x458c29 [ 117.331873] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 117.339593] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 117.346875] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 117.354133] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 117.361421] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 117.368686] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 117.392184] FAULT_INJECTION: forcing a failure. [ 117.392184] name failslab, interval 1, probability 0, space 0, times 0 [ 117.403762] CPU: 0 PID: 7319 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 117.410718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.420946] Call Trace: [ 117.423530] dump_stack+0x138/0x19c [ 117.427183] should_fail.cold+0x10f/0x159 [ 117.431329] should_failslab+0xdb/0x130 [ 117.435295] __kmalloc+0x2f3/0x7a0 [ 117.438836] ? __lockdep_init_map+0x10c/0x570 [ 117.443506] ? p9_fcall_alloc+0x1d/0x90 [ 117.447568] p9_fcall_alloc+0x1d/0x90 [ 117.451467] p9_client_prepare_req.part.0+0x73c/0xa90 [ 117.456671] p9_client_rpc+0x170/0x1190 [ 117.460657] ? p9_idpool_get+0xa3/0x100 [ 117.464639] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 117.470602] ? find_held_lock+0x35/0x130 [ 117.474662] ? p9_fid_create+0x2d5/0x3b0 [ 117.478723] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 117.483839] ? trace_hardirqs_on_caller+0x400/0x590 [ 117.488850] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 117.493972] p9_client_attach+0x152/0x6a0 [ 117.498116] ? trace_hardirqs_off+0xd/0x10 [ 117.502348] ? p9_client_readlink+0x410/0x410 [ 117.506841] ? trace_hardirqs_on_caller+0x400/0x590 [ 117.511866] v9fs_session_init+0xbe8/0x1590 [ 117.516183] ? v9fs_session_init+0xbe8/0x1590 [ 117.520677] ? v9fs_show_options+0x730/0x730 [ 117.525081] ? v9fs_mount+0x5e/0x870 [ 117.528786] ? rcu_read_lock_sched_held+0x110/0x130 [ 117.533799] ? kmem_cache_alloc_trace+0x626/0x790 [ 117.538655] ? free_pages+0x46/0x50 [ 117.542285] v9fs_mount+0x7d/0x870 [ 117.545817] mount_fs+0x9d/0x2a7 [ 117.549174] vfs_kern_mount.part.0+0x5e/0x3d0 [ 117.553675] do_mount+0x417/0x27d0 [ 117.557224] ? copy_mount_options+0x5c/0x2f0 [ 117.561624] ? rcu_read_lock_sched_held+0x110/0x130 [ 117.566639] ? copy_mount_string+0x40/0x40 [ 117.570865] ? copy_mount_options+0x1fe/0x2f0 [ 117.575473] SyS_mount+0xab/0x120 [ 117.578940] ? copy_mnt_ns+0x8c0/0x8c0 [ 117.582828] do_syscall_64+0x1eb/0x630 [ 117.586813] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 117.591650] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 117.596828] RIP: 0033:0x458c29 [ 117.600021] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2019/04/20 00:25:06 executed programs: 108 [ 117.608443] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 117.615740] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 117.623004] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 117.630266] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 117.637525] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 117.645301] 9pnet: Couldn't grow tag array [ 117.663720] FAULT_INJECTION: forcing a failure. [ 117.663720] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 117.675581] CPU: 0 PID: 7322 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 117.682502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.695411] Call Trace: [ 117.697996] dump_stack+0x138/0x19c [ 117.701612] should_fail.cold+0x10f/0x159 [ 117.705752] __alloc_pages_nodemask+0x1d6/0x7a0 [ 117.710539] ? cache_grow_end.part.0+0x92/0x160 [ 117.715208] ? __alloc_pages_slowpath+0x2930/0x2930 [ 117.720237] cache_grow_begin+0x80/0x410 [ 117.724297] __kmalloc+0x6c2/0x7a0 [ 117.730372] ? __lockdep_init_map+0x10c/0x570 [ 117.735118] ? p9_fcall_alloc+0x1d/0x90 [ 117.739082] p9_fcall_alloc+0x1d/0x90 [ 117.742874] p9_client_prepare_req.part.0+0x73c/0xa90 [ 117.748083] p9_client_rpc+0x170/0x1190 [ 117.752063] ? p9_idpool_get+0xa3/0x100 [ 117.756041] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 117.762026] ? find_held_lock+0x35/0x130 [ 117.766082] ? p9_fid_create+0x2d5/0x3b0 [ 117.770171] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 117.775265] ? trace_hardirqs_on_caller+0x400/0x590 [ 117.780286] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 117.785408] p9_client_attach+0x152/0x6a0 [ 117.789548] ? trace_hardirqs_off+0xd/0x10 [ 117.793786] ? p9_client_readlink+0x410/0x410 [ 117.798269] ? trace_hardirqs_on_caller+0x400/0x590 [ 117.803416] v9fs_session_init+0xbe8/0x1590 [ 117.815103] ? v9fs_session_init+0xbe8/0x1590 [ 117.819606] ? v9fs_show_options+0x730/0x730 [ 117.824098] ? v9fs_mount+0x5e/0x870 [ 117.827814] ? rcu_read_lock_sched_held+0x110/0x130 [ 117.832825] ? kmem_cache_alloc_trace+0x626/0x790 [ 117.837655] ? free_pages+0x46/0x50 [ 117.841270] v9fs_mount+0x7d/0x870 [ 117.844799] mount_fs+0x9d/0x2a7 [ 117.848152] vfs_kern_mount.part.0+0x5e/0x3d0 [ 117.854678] do_mount+0x417/0x27d0 [ 117.858205] ? copy_mount_options+0x5c/0x2f0 [ 117.862603] ? rcu_read_lock_sched_held+0x110/0x130 [ 117.867613] ? copy_mount_string+0x40/0x40 [ 117.871865] ? copy_mount_options+0x1fe/0x2f0 [ 117.876362] SyS_mount+0xab/0x120 [ 117.880468] ? copy_mnt_ns+0x8c0/0x8c0 [ 117.884674] do_syscall_64+0x1eb/0x630 [ 117.888772] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 117.893615] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 117.898797] RIP: 0033:0x458c29 [ 117.901974] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 117.909676] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 117.923662] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 117.930926] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 117.939606] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 117.946905] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 117.968529] FAULT_INJECTION: forcing a failure. [ 117.968529] name failslab, interval 1, probability 0, space 0, times 0 [ 117.980068] CPU: 0 PID: 7323 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 117.987623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.999268] Call Trace: [ 118.001861] dump_stack+0x138/0x19c [ 118.005487] should_fail.cold+0x10f/0x159 [ 118.009667] should_failslab+0xdb/0x130 [ 118.014587] __kmalloc+0x2f3/0x7a0 [ 118.018122] ? __lockdep_init_map+0x10c/0x570 [ 118.022611] ? p9_fcall_alloc+0x1d/0x90 [ 118.026637] p9_fcall_alloc+0x1d/0x90 [ 118.030651] p9_client_prepare_req.part.0+0x73c/0xa90 [ 118.035960] p9_client_rpc+0x170/0x1190 [ 118.039932] ? p9_idpool_get+0xa3/0x100 [ 118.043898] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 118.049872] ? find_held_lock+0x35/0x130 [ 118.054916] ? p9_fid_create+0x2d5/0x3b0 [ 118.058975] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 118.064094] ? trace_hardirqs_on_caller+0x400/0x590 [ 118.069408] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 118.074520] p9_client_attach+0x152/0x6a0 [ 118.078668] ? trace_hardirqs_off+0xd/0x10 [ 118.082903] ? p9_client_readlink+0x410/0x410 [ 118.087395] ? trace_hardirqs_on_caller+0x400/0x590 [ 118.093086] v9fs_session_init+0xbe8/0x1590 [ 118.097550] ? v9fs_session_init+0xbe8/0x1590 [ 118.102069] ? v9fs_show_options+0x730/0x730 [ 118.107194] ? v9fs_mount+0x5e/0x870 [ 118.111380] ? rcu_read_lock_sched_held+0x110/0x130 [ 118.117033] ? kmem_cache_alloc_trace+0x626/0x790 [ 118.121878] ? free_pages+0x46/0x50 [ 118.126050] v9fs_mount+0x7d/0x870 [ 118.129596] mount_fs+0x9d/0x2a7 [ 118.132989] vfs_kern_mount.part.0+0x5e/0x3d0 [ 118.137935] do_mount+0x417/0x27d0 [ 118.141475] ? copy_mount_options+0x5c/0x2f0 [ 118.145879] ? rcu_read_lock_sched_held+0x110/0x130 [ 118.151031] ? copy_mount_string+0x40/0x40 [ 118.155284] ? copy_mount_options+0x1fe/0x2f0 [ 118.159781] SyS_mount+0xab/0x120 [ 118.163254] ? copy_mnt_ns+0x8c0/0x8c0 [ 118.167145] do_syscall_64+0x1eb/0x630 [ 118.171033] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 118.175929] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 118.181289] RIP: 0033:0x458c29 [ 118.184466] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 118.192193] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 118.199641] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 118.206908] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 118.214754] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 118.222027] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 118.229553] 9pnet: Couldn't grow tag array [ 118.245773] FAULT_INJECTION: forcing a failure. [ 118.245773] name failslab, interval 1, probability 0, space 0, times 0 [ 118.257194] CPU: 1 PID: 7325 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 118.264191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.273540] Call Trace: [ 118.276214] dump_stack+0x138/0x19c [ 118.280048] should_fail.cold+0x10f/0x159 [ 118.284229] should_failslab+0xdb/0x130 [ 118.288208] __kmalloc+0x2f3/0x7a0 [ 118.291737] ? __lockdep_init_map+0x10c/0x570 [ 118.296851] ? p9_fcall_alloc+0x1d/0x90 [ 118.300846] p9_fcall_alloc+0x1d/0x90 [ 118.304656] p9_client_prepare_req.part.0+0x73c/0xa90 [ 118.309858] p9_client_rpc+0x170/0x1190 [ 118.313849] ? p9_idpool_get+0xa3/0x100 [ 118.317917] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 118.324075] ? find_held_lock+0x35/0x130 [ 118.328132] ? p9_fid_create+0x2d5/0x3b0 [ 118.332203] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 118.337563] ? trace_hardirqs_on_caller+0x400/0x590 [ 118.342571] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 118.347664] p9_client_attach+0x152/0x6a0 [ 118.351797] ? trace_hardirqs_off+0xd/0x10 [ 118.356018] ? p9_client_readlink+0x410/0x410 [ 118.360523] ? trace_hardirqs_on_caller+0x400/0x590 [ 118.365537] v9fs_session_init+0xbe8/0x1590 [ 118.369878] ? v9fs_session_init+0xbe8/0x1590 [ 118.374371] ? v9fs_show_options+0x730/0x730 [ 118.378805] ? v9fs_mount+0x5e/0x870 [ 118.382532] ? rcu_read_lock_sched_held+0x110/0x130 [ 118.387542] ? kmem_cache_alloc_trace+0x626/0x790 [ 118.392377] ? free_pages+0x46/0x50 [ 118.395993] v9fs_mount+0x7d/0x870 [ 118.399651] mount_fs+0x9d/0x2a7 [ 118.403011] vfs_kern_mount.part.0+0x5e/0x3d0 [ 118.407534] do_mount+0x417/0x27d0 [ 118.411068] ? copy_mount_options+0x5c/0x2f0 [ 118.415467] ? rcu_read_lock_sched_held+0x110/0x130 [ 118.420477] ? copy_mount_string+0x40/0x40 [ 118.424709] ? copy_mount_options+0x1fe/0x2f0 [ 118.429224] SyS_mount+0xab/0x120 [ 118.432666] ? copy_mnt_ns+0x8c0/0x8c0 [ 118.436545] do_syscall_64+0x1eb/0x630 [ 118.440416] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 118.445248] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 118.450424] RIP: 0033:0x458c29 [ 118.453597] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 118.461298] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 118.468553] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 118.476145] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 118.483409] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 118.490702] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 118.499349] 9pnet: Couldn't grow tag array [ 118.517669] FAULT_INJECTION: forcing a failure. [ 118.517669] name failslab, interval 1, probability 0, space 0, times 0 [ 118.529124] CPU: 0 PID: 7328 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 118.536385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.545763] Call Trace: [ 118.548349] dump_stack+0x138/0x19c [ 118.552060] should_fail.cold+0x10f/0x159 [ 118.556204] should_failslab+0xdb/0x130 [ 118.560179] kmem_cache_alloc+0x2d9/0x780 [ 118.564617] ? snprintf+0xd0/0xd0 [ 118.568105] ? kmem_cache_alloc_trace+0x626/0x790 [ 118.572948] __fscache_acquire_cookie+0xe1/0x430 [ 118.577701] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 118.582882] v9fs_session_init+0xc77/0x1590 [ 118.590592] ? v9fs_show_options+0x730/0x730 [ 118.594994] ? v9fs_mount+0x5e/0x870 [ 118.598696] ? rcu_read_lock_sched_held+0x110/0x130 [ 118.603704] ? kmem_cache_alloc_trace+0x626/0x790 [ 118.608544] ? free_pages+0x46/0x50 [ 118.612224] v9fs_mount+0x7d/0x870 [ 118.615768] mount_fs+0x9d/0x2a7 [ 118.619153] vfs_kern_mount.part.0+0x5e/0x3d0 [ 118.623675] do_mount+0x417/0x27d0 [ 118.627210] ? copy_mount_options+0x5c/0x2f0 [ 118.631627] ? rcu_read_lock_sched_held+0x110/0x130 [ 118.641855] ? copy_mount_string+0x40/0x40 [ 118.646116] ? copy_mount_options+0x1fe/0x2f0 [ 118.650600] SyS_mount+0xab/0x120 [ 118.654047] ? copy_mnt_ns+0x8c0/0x8c0 [ 118.657929] do_syscall_64+0x1eb/0x630 [ 118.661805] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 118.666645] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 118.671856] RIP: 0033:0x458c29 [ 118.675050] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 118.682772] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 118.690077] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 118.697739] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 118.705006] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 118.712297] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 118.733645] FAULT_INJECTION: forcing a failure. [ 118.733645] name failslab, interval 1, probability 0, space 0, times 0 [ 118.745232] CPU: 0 PID: 7329 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 118.752176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.761767] Call Trace: [ 118.764350] dump_stack+0x138/0x19c [ 118.767970] should_fail.cold+0x10f/0x159 [ 118.772122] should_failslab+0xdb/0x130 [ 118.776091] kmem_cache_alloc+0x2d9/0x780 [ 118.780239] ? snprintf+0xd0/0xd0 [ 118.783694] ? kmem_cache_alloc_trace+0x626/0x790 [ 118.788628] __fscache_acquire_cookie+0xe1/0x430 [ 118.793381] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 118.798689] v9fs_session_init+0xc77/0x1590 [ 118.803232] ? v9fs_show_options+0x730/0x730 [ 118.807673] ? v9fs_mount+0x5e/0x870 [ 118.811381] ? rcu_read_lock_sched_held+0x110/0x130 [ 118.816393] ? kmem_cache_alloc_trace+0x626/0x790 [ 118.821242] ? free_pages+0x46/0x50 [ 118.824889] v9fs_mount+0x7d/0x870 [ 118.828420] mount_fs+0x9d/0x2a7 [ 118.831807] vfs_kern_mount.part.0+0x5e/0x3d0 [ 118.837799] do_mount+0x417/0x27d0 [ 118.841328] ? copy_mount_options+0x5c/0x2f0 [ 118.845730] ? rcu_read_lock_sched_held+0x110/0x130 [ 118.851021] ? copy_mount_string+0x40/0x40 [ 118.855837] ? copy_mount_options+0x1fe/0x2f0 [ 118.861083] SyS_mount+0xab/0x120 [ 118.864537] ? copy_mnt_ns+0x8c0/0x8c0 [ 118.868418] do_syscall_64+0x1eb/0x630 [ 118.872296] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 118.877143] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 118.882373] RIP: 0033:0x458c29 [ 118.886137] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 118.893843] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 118.901112] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 118.908415] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 118.915691] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 118.922950] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 118.943645] FAULT_INJECTION: forcing a failure. [ 118.943645] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 118.956446] CPU: 0 PID: 7331 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 118.963366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.973055] Call Trace: [ 118.976272] dump_stack+0x138/0x19c [ 118.979889] should_fail.cold+0x10f/0x159 [ 118.984026] __alloc_pages_nodemask+0x1d6/0x7a0 [ 118.988835] ? cache_grow_end.part.0+0x92/0x160 [ 118.993518] ? __alloc_pages_slowpath+0x2930/0x2930 [ 118.998571] cache_grow_begin+0x80/0x410 [ 119.002632] __kmalloc+0x6c2/0x7a0 [ 119.006185] ? __lockdep_init_map+0x10c/0x570 [ 119.010721] ? p9_fcall_alloc+0x1d/0x90 [ 119.014795] p9_fcall_alloc+0x1d/0x90 [ 119.018587] p9_client_prepare_req.part.0+0x73c/0xa90 [ 119.023814] p9_client_rpc+0x170/0x1190 [ 119.027781] ? p9_idpool_get+0xa3/0x100 [ 119.031746] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 119.045370] ? find_held_lock+0x35/0x130 [ 119.049457] ? p9_fid_create+0x2d5/0x3b0 [ 119.053517] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 119.058613] ? trace_hardirqs_on_caller+0x400/0x590 [ 119.063629] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 119.068727] p9_client_attach+0x152/0x6a0 [ 119.073173] ? trace_hardirqs_off+0xd/0x10 [ 119.077414] ? p9_client_readlink+0x410/0x410 [ 119.081900] ? trace_hardirqs_on_caller+0x400/0x590 [ 119.086909] v9fs_session_init+0xbe8/0x1590 [ 119.091223] ? v9fs_session_init+0xbe8/0x1590 [ 119.095715] ? v9fs_show_options+0x730/0x730 [ 119.100123] ? v9fs_mount+0x5e/0x870 [ 119.103842] ? rcu_read_lock_sched_held+0x110/0x130 [ 119.108853] ? kmem_cache_alloc_trace+0x626/0x790 [ 119.116953] ? free_pages+0x46/0x50 [ 119.120593] v9fs_mount+0x7d/0x870 [ 119.124125] mount_fs+0x9d/0x2a7 [ 119.127481] vfs_kern_mount.part.0+0x5e/0x3d0 [ 119.132220] do_mount+0x417/0x27d0 [ 119.142542] ? retint_kernel+0x2d/0x2d [ 119.146426] ? copy_mount_string+0x40/0x40 [ 119.150654] ? copy_mount_options+0x199/0x2f0 [ 119.155147] ? copy_mount_options+0x1fe/0x2f0 [ 119.159641] SyS_mount+0xab/0x120 [ 119.163262] ? copy_mnt_ns+0x8c0/0x8c0 [ 119.167162] do_syscall_64+0x1eb/0x630 [ 119.171042] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 119.176768] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 119.181974] RIP: 0033:0x458c29 [ 119.185373] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 119.193494] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 119.200758] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 119.208018] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 119.215298] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 119.222569] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 119.243545] FAULT_INJECTION: forcing a failure. [ 119.243545] name failslab, interval 1, probability 0, space 0, times 0 [ 119.254996] CPU: 0 PID: 7333 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 119.261936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.271287] Call Trace: [ 119.273896] dump_stack+0x138/0x19c [ 119.277512] should_fail.cold+0x10f/0x159 [ 119.281650] should_failslab+0xdb/0x130 [ 119.285613] __kmalloc+0x2f3/0x7a0 [ 119.289167] ? __lockdep_init_map+0x10c/0x570 [ 119.293666] ? p9_fcall_alloc+0x1d/0x90 [ 119.297632] p9_fcall_alloc+0x1d/0x90 [ 119.301425] p9_client_prepare_req.part.0+0x73c/0xa90 [ 119.306967] p9_client_rpc+0x170/0x1190 [ 119.310952] ? p9_idpool_get+0xa3/0x100 [ 119.314939] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 119.321211] ? find_held_lock+0x35/0x130 [ 119.325276] ? p9_fid_create+0x2d5/0x3b0 [ 119.329326] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 119.334574] ? trace_hardirqs_on_caller+0x400/0x590 [ 119.339916] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 119.345036] p9_client_attach+0x152/0x6a0 [ 119.349176] ? trace_hardirqs_off+0xd/0x10 [ 119.353598] ? p9_client_readlink+0x410/0x410 [ 119.358095] ? trace_hardirqs_on_caller+0x400/0x590 [ 119.370416] v9fs_session_init+0xbe8/0x1590 [ 119.374766] ? v9fs_session_init+0xbe8/0x1590 [ 119.380236] ? v9fs_show_options+0x730/0x730 [ 119.384653] ? v9fs_mount+0x5e/0x870 [ 119.388355] ? rcu_read_lock_sched_held+0x110/0x130 [ 119.393363] ? kmem_cache_alloc_trace+0x626/0x790 [ 119.398203] ? free_pages+0x46/0x50 [ 119.402031] v9fs_mount+0x7d/0x870 [ 119.405687] mount_fs+0x9d/0x2a7 [ 119.409044] vfs_kern_mount.part.0+0x5e/0x3d0 [ 119.413541] do_mount+0x417/0x27d0 [ 119.417092] ? copy_mount_options+0x5c/0x2f0 [ 119.421500] ? rcu_read_lock_sched_held+0x110/0x130 [ 119.426520] ? copy_mount_string+0x40/0x40 [ 119.430759] ? copy_mount_options+0x1fe/0x2f0 [ 119.435339] SyS_mount+0xab/0x120 [ 119.439094] ? copy_mnt_ns+0x8c0/0x8c0 [ 119.442976] do_syscall_64+0x1eb/0x630 [ 119.446866] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 119.451722] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 119.456900] RIP: 0033:0x458c29 [ 119.467379] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 119.475088] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 119.482385] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 119.489646] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 119.497476] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 119.505975] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 119.513672] 9pnet: Couldn't grow tag array [ 119.533499] FAULT_INJECTION: forcing a failure. [ 119.533499] name failslab, interval 1, probability 0, space 0, times 0 [ 119.544938] CPU: 0 PID: 7336 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 119.552495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.564704] Call Trace: [ 119.567300] dump_stack+0x138/0x19c [ 119.570919] should_fail.cold+0x10f/0x159 [ 119.575088] should_failslab+0xdb/0x130 [ 119.579087] kmem_cache_alloc_trace+0x2ec/0x790 [ 119.583759] ? lock_downgrade+0x6e0/0x6e0 [ 119.587908] sget_userns+0xfe/0xc30 [ 119.591528] ? v9fs_kill_super+0xa0/0xa0 [ 119.595666] ? v9fs_kill_super+0xa0/0xa0 [ 119.599792] ? v9fs_kill_super+0xa0/0xa0 [ 119.603875] sget+0xd6/0x120 [ 119.608708] v9fs_mount+0xa8/0x870 [ 119.612246] mount_fs+0x9d/0x2a7 [ 119.615756] vfs_kern_mount.part.0+0x5e/0x3d0 [ 119.620351] do_mount+0x417/0x27d0 [ 119.623883] ? copy_mount_options+0x5c/0x2f0 [ 119.628302] ? rcu_read_lock_sched_held+0x110/0x130 [ 119.633314] ? copy_mount_string+0x40/0x40 [ 119.637696] ? copy_mount_options+0x1fe/0x2f0 [ 119.642200] SyS_mount+0xab/0x120 [ 119.645641] ? copy_mnt_ns+0x8c0/0x8c0 [ 119.649517] do_syscall_64+0x1eb/0x630 [ 119.653392] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 119.658229] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 119.663409] RIP: 0033:0x458c29 [ 119.666608] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 119.674306] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 119.681602] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 119.688887] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 119.696147] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 119.703430] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 119.724827] FAULT_INJECTION: forcing a failure. [ 119.724827] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 119.737870] CPU: 0 PID: 7338 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 119.745332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.755120] Call Trace: [ 119.758062] dump_stack+0x138/0x19c [ 119.761691] should_fail.cold+0x10f/0x159 [ 119.765856] __alloc_pages_nodemask+0x1d6/0x7a0 [ 119.770655] ? cache_grow_end.part.0+0x92/0x160 [ 119.775326] ? __alloc_pages_slowpath+0x2930/0x2930 [ 119.780332] cache_grow_begin+0x80/0x410 [ 119.784387] __kmalloc+0x6c2/0x7a0 [ 119.787934] ? __lockdep_init_map+0x10c/0x570 [ 119.792418] ? p9_fcall_alloc+0x1d/0x90 [ 119.796382] p9_fcall_alloc+0x1d/0x90 [ 119.800172] p9_client_prepare_req.part.0+0x73c/0xa90 [ 119.805378] p9_client_rpc+0x170/0x1190 [ 119.809359] ? p9_idpool_get+0xa3/0x100 [ 119.813347] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 119.819311] ? find_held_lock+0x35/0x130 [ 119.823384] ? p9_fid_create+0x2d5/0x3b0 [ 119.827442] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 119.833011] ? trace_hardirqs_on_caller+0x400/0x590 [ 119.838037] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 119.843239] p9_client_attach+0x152/0x6a0 [ 119.847379] ? trace_hardirqs_off+0xd/0x10 [ 119.851604] ? p9_client_readlink+0x410/0x410 [ 119.856112] ? trace_hardirqs_on_caller+0x400/0x590 [ 119.861128] v9fs_session_init+0xbe8/0x1590 [ 119.865437] ? v9fs_session_init+0xbe8/0x1590 [ 119.874766] ? v9fs_show_options+0x730/0x730 [ 119.879194] ? v9fs_mount+0x5e/0x870 [ 119.883054] ? rcu_read_lock_sched_held+0x110/0x130 [ 119.888070] ? kmem_cache_alloc_trace+0x626/0x790 [ 119.892906] ? free_pages+0x46/0x50 [ 119.896524] v9fs_mount+0x7d/0x870 [ 119.900090] mount_fs+0x9d/0x2a7 [ 119.903580] vfs_kern_mount.part.0+0x5e/0x3d0 [ 119.908064] do_mount+0x417/0x27d0 [ 119.911613] ? copy_mount_options+0x5c/0x2f0 [ 119.916025] ? rcu_read_lock_sched_held+0x110/0x130 [ 119.921135] ? copy_mount_string+0x40/0x40 [ 119.925359] ? copy_mount_options+0x1fe/0x2f0 [ 119.929843] SyS_mount+0xab/0x120 [ 119.933280] ? copy_mnt_ns+0x8c0/0x8c0 [ 119.937164] do_syscall_64+0x1eb/0x630 [ 119.941035] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 119.946408] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 119.951779] RIP: 0033:0x458c29 [ 119.954981] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 119.962681] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 119.969950] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 119.977211] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 119.984471] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 119.991729] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 120.013964] FAULT_INJECTION: forcing a failure. [ 120.013964] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 120.025815] CPU: 0 PID: 7339 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 120.032737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.043266] Call Trace: [ 120.045848] dump_stack+0x138/0x19c [ 120.049799] should_fail.cold+0x10f/0x159 [ 120.054470] __alloc_pages_nodemask+0x1d6/0x7a0 [ 120.059133] ? cache_grow_end.part.0+0x92/0x160 [ 120.063801] ? __alloc_pages_slowpath+0x2930/0x2930 [ 120.070005] cache_grow_begin+0x80/0x410 [ 120.074432] __kmalloc+0x6c2/0x7a0 [ 120.078190] ? __lockdep_init_map+0x10c/0x570 [ 120.082777] ? p9_fcall_alloc+0x1d/0x90 [ 120.086867] p9_fcall_alloc+0x1d/0x90 [ 120.090812] p9_client_prepare_req.part.0+0x73c/0xa90 [ 120.096762] p9_client_rpc+0x170/0x1190 [ 120.100831] ? p9_idpool_get+0xa3/0x100 [ 120.104813] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 120.110792] ? find_held_lock+0x35/0x130 [ 120.115092] ? p9_fid_create+0x2d5/0x3b0 [ 120.119149] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 120.124253] ? trace_hardirqs_on_caller+0x400/0x590 [ 120.129262] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 120.134637] p9_client_attach+0x152/0x6a0 [ 120.138783] ? trace_hardirqs_off+0xd/0x10 [ 120.143337] ? p9_client_readlink+0x410/0x410 [ 120.147899] ? trace_hardirqs_on_caller+0x400/0x590 [ 120.153093] v9fs_session_init+0xbe8/0x1590 [ 120.157412] ? v9fs_session_init+0xbe8/0x1590 [ 120.162290] ? v9fs_show_options+0x730/0x730 [ 120.170034] ? v9fs_mount+0x5e/0x870 [ 120.173750] ? rcu_read_lock_sched_held+0x110/0x130 [ 120.179913] ? kmem_cache_alloc_trace+0x626/0x790 [ 120.184761] ? free_pages+0x46/0x50 [ 120.188919] v9fs_mount+0x7d/0x870 [ 120.192454] mount_fs+0x9d/0x2a7 [ 120.198270] vfs_kern_mount.part.0+0x5e/0x3d0 [ 120.202764] do_mount+0x417/0x27d0 [ 120.206293] ? copy_mount_options+0x5c/0x2f0 [ 120.213335] ? rcu_read_lock_sched_held+0x110/0x130 [ 120.218345] ? copy_mount_string+0x40/0x40 [ 120.222577] ? copy_mount_options+0x1fe/0x2f0 [ 120.227084] SyS_mount+0xab/0x120 [ 120.230536] ? copy_mnt_ns+0x8c0/0x8c0 [ 120.234513] do_syscall_64+0x1eb/0x630 [ 120.238385] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 120.243336] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 120.255478] RIP: 0033:0x458c29 [ 120.258656] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 120.266354] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 120.273620] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 120.281402] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 120.288664] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 120.300147] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 120.326647] FAULT_INJECTION: forcing a failure. [ 120.326647] name failslab, interval 1, probability 0, space 0, times 0 [ 120.338418] CPU: 1 PID: 7341 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 120.345379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.355322] Call Trace: [ 120.357904] dump_stack+0x138/0x19c [ 120.361525] should_fail.cold+0x10f/0x159 [ 120.365695] should_failslab+0xdb/0x130 [ 120.369684] kmem_cache_alloc+0x2d9/0x780 [ 120.373827] ? snprintf+0xd0/0xd0 [ 120.377800] ? kmem_cache_alloc_trace+0x626/0x790 [ 120.382661] __fscache_acquire_cookie+0xe1/0x430 [ 120.387413] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 120.392686] v9fs_session_init+0xc77/0x1590 [ 120.397009] ? v9fs_show_options+0x730/0x730 [ 120.401412] ? v9fs_mount+0x5e/0x870 [ 120.410710] ? rcu_read_lock_sched_held+0x110/0x130 [ 120.415722] ? kmem_cache_alloc_trace+0x626/0x790 [ 120.420693] ? free_pages+0x46/0x50 [ 120.424316] v9fs_mount+0x7d/0x870 [ 120.427848] mount_fs+0x9d/0x2a7 [ 120.431227] vfs_kern_mount.part.0+0x5e/0x3d0 [ 120.435715] do_mount+0x417/0x27d0 [ 120.439241] ? copy_mount_options+0x5c/0x2f0 [ 120.443636] ? rcu_read_lock_sched_held+0x110/0x130 [ 120.448665] ? copy_mount_string+0x40/0x40 [ 120.452891] ? copy_mount_options+0x1fe/0x2f0 [ 120.457376] SyS_mount+0xab/0x120 [ 120.460835] ? copy_mnt_ns+0x8c0/0x8c0 [ 120.464732] do_syscall_64+0x1eb/0x630 [ 120.468605] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 120.473460] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 120.478660] RIP: 0033:0x458c29 [ 120.481838] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 120.489538] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 120.496801] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 120.504066] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 120.511355] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 120.518624] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 120.539771] FAULT_INJECTION: forcing a failure. [ 120.539771] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 120.551621] CPU: 1 PID: 7343 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 120.558568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.567943] Call Trace: [ 120.570564] dump_stack+0x138/0x19c [ 120.574191] should_fail.cold+0x10f/0x159 [ 120.578349] __alloc_pages_nodemask+0x1d6/0x7a0 [ 120.583589] ? cache_grow_end.part.0+0x92/0x160 [ 120.588269] ? __alloc_pages_slowpath+0x2930/0x2930 [ 120.593305] cache_grow_begin+0x80/0x410 [ 120.597449] __kmalloc+0x6c2/0x7a0 [ 120.600995] ? __lockdep_init_map+0x10c/0x570 [ 120.605498] ? p9_fcall_alloc+0x1d/0x90 [ 120.609476] p9_fcall_alloc+0x1d/0x90 [ 120.613268] p9_client_prepare_req.part.0+0x73c/0xa90 [ 120.618461] p9_client_rpc+0x170/0x1190 [ 120.622427] ? p9_idpool_get+0xa3/0x100 [ 120.626388] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 120.632354] ? find_held_lock+0x35/0x130 [ 120.636410] ? p9_fid_create+0x2d5/0x3b0 [ 120.641385] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 120.646493] ? trace_hardirqs_on_caller+0x400/0x590 [ 120.651508] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 120.656610] p9_client_attach+0x152/0x6a0 [ 120.662357] ? trace_hardirqs_off+0xd/0x10 [ 120.666593] ? p9_client_readlink+0x410/0x410 [ 120.671091] ? trace_hardirqs_on_caller+0x400/0x590 [ 120.683271] v9fs_session_init+0xbe8/0x1590 [ 120.687595] ? v9fs_session_init+0xbe8/0x1590 [ 120.692103] ? v9fs_show_options+0x730/0x730 [ 120.696502] ? v9fs_mount+0x5e/0x870 [ 120.700363] ? rcu_read_lock_sched_held+0x110/0x130 [ 120.705384] ? kmem_cache_alloc_trace+0x626/0x790 [ 120.710411] ? free_pages+0x46/0x50 [ 120.714232] v9fs_mount+0x7d/0x870 [ 120.717775] mount_fs+0x9d/0x2a7 [ 120.721142] vfs_kern_mount.part.0+0x5e/0x3d0 [ 120.727055] do_mount+0x417/0x27d0 [ 120.730691] ? copy_mount_options+0x5c/0x2f0 [ 120.735235] ? rcu_read_lock_sched_held+0x110/0x130 [ 120.740245] ? copy_mount_string+0x40/0x40 [ 120.744476] ? copy_mount_options+0x1fe/0x2f0 [ 120.748973] SyS_mount+0xab/0x120 [ 120.752443] ? copy_mnt_ns+0x8c0/0x8c0 [ 120.756326] do_syscall_64+0x1eb/0x630 [ 120.760226] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 120.765078] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 120.770278] RIP: 0033:0x458c29 [ 120.773454] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 120.781167] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 120.788434] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 120.795824] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 120.803091] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 120.810357] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 120.834267] FAULT_INJECTION: forcing a failure. [ 120.834267] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 120.846112] CPU: 0 PID: 7345 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 120.853124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.862473] Call Trace: [ 120.865051] dump_stack+0x138/0x19c [ 120.868669] should_fail.cold+0x10f/0x159 [ 120.872852] __alloc_pages_nodemask+0x1d6/0x7a0 [ 120.877511] ? __alloc_pages_slowpath+0x2930/0x2930 [ 120.882531] cache_grow_begin+0x80/0x410 [ 120.886657] __kmalloc+0x6c2/0x7a0 [ 120.890299] ? __lockdep_init_map+0x10c/0x570 [ 120.894832] ? p9_fcall_alloc+0x1d/0x90 [ 120.898804] p9_fcall_alloc+0x1d/0x90 [ 120.902714] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 120.909998] p9_client_rpc+0x170/0x1190 [ 120.913970] ? p9_idpool_get+0xa3/0x100 [ 120.917935] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 120.923900] ? find_held_lock+0x35/0x130 [ 120.928300] ? p9_fid_create+0x2d5/0x3b0 [ 120.932355] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 120.937469] ? trace_hardirqs_on_caller+0x400/0x590 [ 120.942479] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 120.948016] p9_client_attach+0x152/0x6a0 [ 120.952185] ? trace_hardirqs_off+0xd/0x10 [ 120.958122] ? p9_client_readlink+0x410/0x410 [ 120.963435] ? trace_hardirqs_on_caller+0x400/0x590 [ 120.968730] v9fs_session_init+0xbe8/0x1590 [ 120.973042] ? v9fs_session_init+0xbe8/0x1590 [ 120.978527] ? v9fs_show_options+0x730/0x730 [ 120.983069] ? v9fs_mount+0x5e/0x870 [ 120.986799] ? rcu_read_lock_sched_held+0x110/0x130 [ 120.991816] ? kmem_cache_alloc_trace+0x626/0x790 [ 120.996991] ? free_pages+0x46/0x50 [ 121.000636] v9fs_mount+0x7d/0x870 [ 121.004206] mount_fs+0x9d/0x2a7 [ 121.007738] vfs_kern_mount.part.0+0x5e/0x3d0 [ 121.012231] do_mount+0x417/0x27d0 [ 121.016146] ? copy_mount_options+0x5c/0x2f0 [ 121.021166] ? rcu_read_lock_sched_held+0x110/0x130 [ 121.031223] ? copy_mount_string+0x40/0x40 [ 121.035466] ? copy_mount_options+0x1fe/0x2f0 [ 121.039979] SyS_mount+0xab/0x120 [ 121.043428] ? copy_mnt_ns+0x8c0/0x8c0 [ 121.047643] do_syscall_64+0x1eb/0x630 [ 121.051544] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 121.056396] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 121.061583] RIP: 0033:0x458c29 [ 121.064770] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 121.072472] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 121.080157] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 121.087458] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 121.094746] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 121.102010] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 121.123907] FAULT_INJECTION: forcing a failure. [ 121.123907] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 121.135759] CPU: 1 PID: 7347 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 121.142722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.152167] Call Trace: [ 121.154750] dump_stack+0x138/0x19c [ 121.158369] should_fail.cold+0x10f/0x159 [ 121.162514] __alloc_pages_nodemask+0x1d6/0x7a0 [ 121.170115] ? cache_grow_end.part.0+0x92/0x160 [ 121.175102] ? __alloc_pages_slowpath+0x2930/0x2930 [ 121.180120] cache_grow_begin+0x80/0x410 [ 121.184207] __kmalloc+0x6c2/0x7a0 [ 121.187738] ? __lockdep_init_map+0x10c/0x570 [ 121.192231] ? p9_fcall_alloc+0x1d/0x90 [ 121.196197] p9_fcall_alloc+0x1d/0x90 [ 121.199993] p9_client_prepare_req.part.0+0x73c/0xa90 [ 121.205200] p9_client_rpc+0x170/0x1190 [ 121.209162] ? p9_idpool_get+0xa3/0x100 [ 121.213124] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 121.219090] ? find_held_lock+0x35/0x130 [ 121.223498] ? p9_fid_create+0x2d5/0x3b0 [ 121.227549] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 121.232767] ? trace_hardirqs_on_caller+0x400/0x590 [ 121.237779] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 121.242879] p9_client_attach+0x152/0x6a0 [ 121.252003] ? trace_hardirqs_off+0xd/0x10 [ 121.256230] ? p9_client_readlink+0x410/0x410 [ 121.260717] ? trace_hardirqs_on_caller+0x400/0x590 [ 121.265741] v9fs_session_init+0xbe8/0x1590 [ 121.270067] ? v9fs_session_init+0xbe8/0x1590 [ 121.274557] ? v9fs_show_options+0x730/0x730 [ 121.278949] ? v9fs_mount+0x5e/0x870 [ 121.282647] ? rcu_read_lock_sched_held+0x110/0x130 [ 121.287652] ? kmem_cache_alloc_trace+0x626/0x790 [ 121.292504] ? free_pages+0x46/0x50 [ 121.296141] v9fs_mount+0x7d/0x870 [ 121.299679] mount_fs+0x9d/0x2a7 [ 121.303035] vfs_kern_mount.part.0+0x5e/0x3d0 [ 121.307542] do_mount+0x417/0x27d0 [ 121.311105] ? copy_mount_options+0x5c/0x2f0 [ 121.315505] ? rcu_read_lock_sched_held+0x110/0x130 [ 121.320545] ? copy_mount_string+0x40/0x40 [ 121.324774] ? copy_mount_options+0x1fe/0x2f0 [ 121.329264] SyS_mount+0xab/0x120 [ 121.332726] ? copy_mnt_ns+0x8c0/0x8c0 [ 121.336616] do_syscall_64+0x1eb/0x630 [ 121.340491] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 121.345326] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 121.350503] RIP: 0033:0x458c29 [ 121.353691] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 121.361411] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 121.368842] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 121.376126] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 121.383387] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 121.391778] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 121.413356] FAULT_INJECTION: forcing a failure. [ 121.413356] name failslab, interval 1, probability 0, space 0, times 0 [ 121.424908] CPU: 1 PID: 7349 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 121.431861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.441216] Call Trace: [ 121.443808] dump_stack+0x138/0x19c [ 121.447427] should_fail.cold+0x10f/0x159 [ 121.451563] should_failslab+0xdb/0x130 [ 121.455541] kmem_cache_alloc_trace+0x2ec/0x790 [ 121.460239] ? p9_client_readlink+0x410/0x410 [ 121.464731] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 121.470022] v9fs_session_init+0xc77/0x1590 [ 121.474363] ? v9fs_show_options+0x730/0x730 [ 121.478784] ? v9fs_mount+0x5e/0x870 [ 121.482484] ? rcu_read_lock_sched_held+0x110/0x130 [ 121.487493] ? kmem_cache_alloc_trace+0x626/0x790 [ 121.492326] ? free_pages+0x46/0x50 [ 121.495949] v9fs_mount+0x7d/0x870 [ 121.499476] mount_fs+0x9d/0x2a7 [ 121.502829] vfs_kern_mount.part.0+0x5e/0x3d0 [ 121.507315] do_mount+0x417/0x27d0 [ 121.510851] ? copy_mount_options+0x5c/0x2f0 [ 121.515255] ? rcu_read_lock_sched_held+0x110/0x130 [ 121.520274] ? copy_mount_string+0x40/0x40 [ 121.524508] ? copy_mount_options+0x1fe/0x2f0 [ 121.529008] SyS_mount+0xab/0x120 [ 121.532452] ? copy_mnt_ns+0x8c0/0x8c0 [ 121.541601] do_syscall_64+0x1eb/0x630 [ 121.545498] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 121.550528] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 121.555705] RIP: 0033:0x458c29 [ 121.558883] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 121.566871] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 121.574326] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 121.581633] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 121.588894] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 121.596154] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 121.618522] FAULT_INJECTION: forcing a failure. [ 121.618522] name failslab, interval 1, probability 0, space 0, times 0 [ 121.629947] CPU: 0 PID: 7351 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 121.636901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.646592] Call Trace: [ 121.649202] dump_stack+0x138/0x19c [ 121.652847] should_fail.cold+0x10f/0x159 [ 121.656988] should_failslab+0xdb/0x130 [ 121.660958] kmem_cache_alloc+0x2d9/0x780 [ 121.665097] ? snprintf+0xd0/0xd0 [ 121.668559] ? kmem_cache_alloc_trace+0x626/0x790 [ 121.673396] __fscache_acquire_cookie+0xe1/0x430 [ 121.678149] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 121.683353] v9fs_session_init+0xc77/0x1590 [ 121.687682] ? v9fs_show_options+0x730/0x730 [ 121.692089] ? v9fs_mount+0x5e/0x870 [ 121.695794] ? rcu_read_lock_sched_held+0x110/0x130 [ 121.700895] ? kmem_cache_alloc_trace+0x626/0x790 [ 121.705752] ? free_pages+0x46/0x50 [ 121.709372] v9fs_mount+0x7d/0x870 [ 121.712911] mount_fs+0x9d/0x2a7 [ 121.716268] vfs_kern_mount.part.0+0x5e/0x3d0 [ 121.720759] do_mount+0x417/0x27d0 [ 121.724288] ? copy_mount_options+0x5c/0x2f0 [ 121.728786] ? rcu_read_lock_sched_held+0x110/0x130 [ 121.734056] ? copy_mount_string+0x40/0x40 [ 121.738289] ? copy_mount_options+0x1fe/0x2f0 [ 121.742783] SyS_mount+0xab/0x120 [ 121.746313] ? copy_mnt_ns+0x8c0/0x8c0 [ 121.750202] do_syscall_64+0x1eb/0x630 [ 121.760276] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 121.765150] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 121.770337] RIP: 0033:0x458c29 [ 121.773524] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 121.781223] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 121.788569] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 121.795830] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 121.803114] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 121.810745] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 121.832709] FAULT_INJECTION: forcing a failure. [ 121.832709] name failslab, interval 1, probability 0, space 0, times 0 [ 121.844278] CPU: 0 PID: 7353 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 121.851226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.860583] Call Trace: [ 121.863860] dump_stack+0x138/0x19c [ 121.867489] should_fail.cold+0x10f/0x159 [ 121.871810] should_failslab+0xdb/0x130 [ 121.875870] __kmalloc+0x2f3/0x7a0 [ 121.879580] ? __lockdep_init_map+0x10c/0x570 [ 121.884249] ? p9_fcall_alloc+0x1d/0x90 [ 121.888255] p9_fcall_alloc+0x1d/0x90 [ 121.892418] p9_client_prepare_req.part.0+0x73c/0xa90 [ 121.897925] p9_client_rpc+0x170/0x1190 [ 121.902075] ? p9_idpool_get+0xa3/0x100 [ 121.906060] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 121.913107] ? find_held_lock+0x35/0x130 [ 121.918576] ? p9_fid_create+0x2d5/0x3b0 [ 121.924584] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 121.929801] ? trace_hardirqs_on_caller+0x400/0x590 [ 121.935044] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 121.940355] p9_client_attach+0x152/0x6a0 [ 121.945324] ? trace_hardirqs_off+0xd/0x10 [ 121.952769] ? p9_client_readlink+0x410/0x410 [ 121.957255] ? trace_hardirqs_on_caller+0x400/0x590 [ 121.963041] v9fs_session_init+0xbe8/0x1590 [ 121.967378] ? v9fs_session_init+0xbe8/0x1590 [ 121.972102] ? v9fs_show_options+0x730/0x730 [ 121.976502] ? v9fs_mount+0x5e/0x870 [ 121.980202] ? rcu_read_lock_sched_held+0x110/0x130 [ 121.985831] ? kmem_cache_alloc_trace+0x626/0x790 [ 121.993911] ? free_pages+0x46/0x50 [ 121.997550] v9fs_mount+0x7d/0x870 [ 122.001534] mount_fs+0x9d/0x2a7 [ 122.005069] vfs_kern_mount.part.0+0x5e/0x3d0 [ 122.012532] do_mount+0x417/0x27d0 [ 122.016416] ? copy_mount_options+0x5c/0x2f0 [ 122.020817] ? rcu_read_lock_sched_held+0x110/0x130 [ 122.025824] ? copy_mount_string+0x40/0x40 [ 122.030076] ? copy_mount_options+0x1fe/0x2f0 [ 122.034597] SyS_mount+0xab/0x120 [ 122.038035] ? copy_mnt_ns+0x8c0/0x8c0 [ 122.041910] do_syscall_64+0x1eb/0x630 [ 122.045781] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 122.050639] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 122.055826] RIP: 0033:0x458c29 [ 122.059003] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 122.066730] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 122.074095] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 122.081352] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 122.088607] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 122.096037] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 122.104808] 9pnet: Couldn't grow tag array [ 122.119286] FAULT_INJECTION: forcing a failure. [ 122.119286] name failslab, interval 1, probability 0, space 0, times 0 [ 122.131516] CPU: 0 PID: 7355 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 122.138458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.149098] Call Trace: [ 122.151690] dump_stack+0x138/0x19c [ 122.155706] should_fail.cold+0x10f/0x159 [ 122.159951] should_failslab+0xdb/0x130 [ 122.163919] kmem_cache_alloc+0x2d9/0x780 [ 122.168216] ? snprintf+0xd0/0xd0 [ 122.172373] ? kmem_cache_alloc_trace+0x626/0x790 [ 122.178167] __fscache_acquire_cookie+0xe1/0x430 [ 122.183887] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 122.189169] v9fs_session_init+0xc77/0x1590 [ 122.193486] ? v9fs_show_options+0x730/0x730 [ 122.197882] ? v9fs_mount+0x5e/0x870 [ 122.202033] ? rcu_read_lock_sched_held+0x110/0x130 [ 122.207042] ? kmem_cache_alloc_trace+0x626/0x790 [ 122.211882] ? free_pages+0x46/0x50 [ 122.215510] v9fs_mount+0x7d/0x870 [ 122.219123] mount_fs+0x9d/0x2a7 [ 122.222499] vfs_kern_mount.part.0+0x5e/0x3d0 [ 122.226984] do_mount+0x417/0x27d0 [ 122.230509] ? copy_mount_options+0x5c/0x2f0 [ 122.234909] ? rcu_read_lock_sched_held+0x110/0x130 [ 122.239910] ? copy_mount_string+0x40/0x40 [ 122.244149] ? copy_mount_options+0x1fe/0x2f0 [ 122.249070] SyS_mount+0xab/0x120 [ 122.252512] ? copy_mnt_ns+0x8c0/0x8c0 [ 122.256385] do_syscall_64+0x1eb/0x630 [ 122.260261] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 122.265101] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 122.270275] RIP: 0033:0x458c29 [ 122.273479] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 122.281178] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 122.288442] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 122.295702] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 122.303147] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 122.310423] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 122.333132] FAULT_INJECTION: forcing a failure. [ 122.333132] name failslab, interval 1, probability 0, space 0, times 0 [ 122.344796] CPU: 1 PID: 7357 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 122.351728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.361083] Call Trace: [ 122.363664] dump_stack+0x138/0x19c [ 122.367523] should_fail.cold+0x10f/0x159 [ 122.371664] should_failslab+0xdb/0x130 [ 122.375643] kmem_cache_alloc_trace+0x2ec/0x790 [ 122.380299] ? p9_client_readlink+0x410/0x410 [ 122.384905] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 122.390180] v9fs_session_init+0xc77/0x1590 [ 122.394532] ? v9fs_show_options+0x730/0x730 [ 122.398934] ? v9fs_mount+0x5e/0x870 [ 122.402635] ? rcu_read_lock_sched_held+0x110/0x130 [ 122.407644] ? kmem_cache_alloc_trace+0x626/0x790 [ 122.412491] ? free_pages+0x46/0x50 [ 122.416121] v9fs_mount+0x7d/0x870 [ 122.419649] mount_fs+0x9d/0x2a7 [ 122.423026] vfs_kern_mount.part.0+0x5e/0x3d0 [ 122.427546] do_mount+0x417/0x27d0 [ 122.431094] ? copy_mount_options+0x5c/0x2f0 [ 122.435489] ? rcu_read_lock_sched_held+0x110/0x130 [ 122.440500] ? copy_mount_string+0x40/0x40 [ 122.444749] ? copy_mount_options+0x1fe/0x2f0 [ 122.449434] SyS_mount+0xab/0x120 [ 122.452920] ? copy_mnt_ns+0x8c0/0x8c0 [ 122.457058] do_syscall_64+0x1eb/0x630 [ 122.460942] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 122.465781] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 122.470954] RIP: 0033:0x458c29 [ 122.474130] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 122.481842] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 122.489116] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 122.496381] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 122.503723] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 122.511592] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 122.532906] FAULT_INJECTION: forcing a failure. [ 122.532906] name failslab, interval 1, probability 0, space 0, times 0 [ 122.545872] CPU: 1 PID: 7359 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 122.553072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.563916] Call Trace: [ 122.566506] dump_stack+0x138/0x19c [ 122.570133] should_fail.cold+0x10f/0x159 [ 122.574540] should_failslab+0xdb/0x130 [ 122.578777] __kmalloc+0x2f3/0x7a0 [ 122.582647] ? __lockdep_init_map+0x10c/0x570 [ 122.588030] ? p9_fcall_alloc+0x1d/0x90 [ 122.592357] p9_fcall_alloc+0x1d/0x90 [ 122.596167] p9_client_prepare_req.part.0+0x73c/0xa90 [ 122.607207] p9_client_rpc+0x170/0x1190 [ 122.611175] ? p9_idpool_get+0xa3/0x100 [ 122.615141] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 122.621105] ? find_held_lock+0x35/0x130 [ 122.625157] ? p9_fid_create+0x2d5/0x3b0 [ 122.629648] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 122.634857] ? trace_hardirqs_on_caller+0x400/0x590 [ 122.641195] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 122.646733] p9_client_attach+0x152/0x6a0 [ 122.651140] ? trace_hardirqs_off+0xd/0x10 [ 122.655722] ? p9_client_readlink+0x410/0x410 [ 122.660336] ? trace_hardirqs_on_caller+0x400/0x590 [ 122.666835] v9fs_session_init+0xbe8/0x1590 [ 122.671150] ? v9fs_session_init+0xbe8/0x1590 [ 122.675925] ? v9fs_show_options+0x730/0x730 [ 122.680327] ? v9fs_mount+0x5e/0x870 [ 122.684108] ? rcu_read_lock_sched_held+0x110/0x130 [ 122.689158] ? kmem_cache_alloc_trace+0x626/0x790 [ 122.694117] ? free_pages+0x46/0x50 [ 122.697784] v9fs_mount+0x7d/0x870 [ 122.701334] mount_fs+0x9d/0x2a7 [ 122.704701] vfs_kern_mount.part.0+0x5e/0x3d0 [ 122.709183] do_mount+0x417/0x27d0 [ 122.712714] ? copy_mount_options+0x5c/0x2f0 [ 122.717106] ? rcu_read_lock_sched_held+0x110/0x130 [ 122.722109] ? copy_mount_string+0x40/0x40 [ 122.726331] ? copy_mount_options+0x1fe/0x2f0 [ 122.730820] SyS_mount+0xab/0x120 [ 122.734273] ? copy_mnt_ns+0x8c0/0x8c0 [ 122.738148] do_syscall_64+0x1eb/0x630 [ 122.742020] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 122.746856] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 122.752033] RIP: 0033:0x458c29 [ 122.755206] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 122.762901] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 122.771249] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 122.778784] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 2019/04/20 00:25:11 executed programs: 128 [ 122.786050] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 122.794928] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 122.803314] 9pnet: Couldn't grow tag array [ 122.823399] FAULT_INJECTION: forcing a failure. [ 122.823399] name failslab, interval 1, probability 0, space 0, times 0 [ 122.835216] CPU: 0 PID: 7362 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 122.842155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.851530] Call Trace: [ 122.854147] dump_stack+0x138/0x19c [ 122.857773] should_fail.cold+0x10f/0x159 [ 122.861935] should_failslab+0xdb/0x130 [ 122.865986] kmem_cache_alloc_trace+0x2ec/0x790 [ 122.870658] ? lock_downgrade+0x6e0/0x6e0 [ 122.874806] sget_userns+0xfe/0xc30 [ 122.878508] ? v9fs_kill_super+0xa0/0xa0 [ 122.882553] ? v9fs_kill_super+0xa0/0xa0 [ 122.886699] ? v9fs_kill_super+0xa0/0xa0 [ 122.890754] sget+0xd6/0x120 [ 122.893769] v9fs_mount+0xa8/0x870 [ 122.897314] mount_fs+0x9d/0x2a7 [ 122.904774] vfs_kern_mount.part.0+0x5e/0x3d0 [ 122.909971] do_mount+0x417/0x27d0 [ 122.913500] ? retint_kernel+0x2d/0x2d [ 122.917385] ? copy_mount_string+0x40/0x40 [ 122.921608] ? copy_mount_options+0x185/0x2f0 [ 122.926088] ? copy_mount_options+0x1fe/0x2f0 [ 122.930606] SyS_mount+0xab/0x120 [ 122.934080] ? copy_mnt_ns+0x8c0/0x8c0 [ 122.937960] do_syscall_64+0x1eb/0x630 [ 122.944190] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 122.949049] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 122.954586] RIP: 0033:0x458c29 [ 122.957960] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 122.965661] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 122.972933] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 122.981097] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 122.988363] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 122.995644] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 123.016995] FAULT_INJECTION: forcing a failure. [ 123.016995] name failslab, interval 1, probability 0, space 0, times 0 [ 123.028865] CPU: 0 PID: 7364 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 123.037100] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.046895] Call Trace: [ 123.049497] dump_stack+0x138/0x19c [ 123.053134] should_fail.cold+0x10f/0x159 [ 123.057598] should_failslab+0xdb/0x130 [ 123.061579] __kmalloc+0x2f3/0x7a0 [ 123.065107] ? __lockdep_init_map+0x10c/0x570 [ 123.074322] ? p9_fcall_alloc+0x1d/0x90 [ 123.078636] p9_fcall_alloc+0x1d/0x90 [ 123.082428] p9_client_prepare_req.part.0+0x73c/0xa90 [ 123.087643] p9_client_rpc+0x170/0x1190 [ 123.091607] ? p9_idpool_get+0xa3/0x100 [ 123.095686] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 123.101664] ? find_held_lock+0x35/0x130 [ 123.105717] ? p9_fid_create+0x2d5/0x3b0 [ 123.109766] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 123.115046] ? trace_hardirqs_on_caller+0x400/0x590 [ 123.120365] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 123.125460] p9_client_attach+0x152/0x6a0 [ 123.129598] ? trace_hardirqs_off+0xd/0x10 [ 123.133841] ? p9_client_readlink+0x410/0x410 [ 123.138330] ? trace_hardirqs_on_caller+0x400/0x590 [ 123.143558] v9fs_session_init+0xbe8/0x1590 [ 123.147987] ? v9fs_session_init+0xbe8/0x1590 [ 123.152501] ? v9fs_show_options+0x730/0x730 [ 123.156908] ? v9fs_mount+0x5e/0x870 [ 123.160726] ? rcu_read_lock_sched_held+0x110/0x130 [ 123.165870] ? kmem_cache_alloc_trace+0x626/0x790 [ 123.170716] ? free_pages+0x46/0x50 [ 123.174347] v9fs_mount+0x7d/0x870 [ 123.178772] mount_fs+0x9d/0x2a7 [ 123.182136] vfs_kern_mount.part.0+0x5e/0x3d0 [ 123.187874] do_mount+0x417/0x27d0 [ 123.191693] ? copy_mount_options+0x5c/0x2f0 [ 123.196091] ? rcu_read_lock_sched_held+0x110/0x130 [ 123.202514] ? copy_mount_string+0x40/0x40 [ 123.206790] ? copy_mount_options+0x1fe/0x2f0 [ 123.211302] SyS_mount+0xab/0x120 [ 123.214740] ? copy_mnt_ns+0x8c0/0x8c0 [ 123.218625] do_syscall_64+0x1eb/0x630 [ 123.222610] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 123.227974] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 123.233245] RIP: 0033:0x458c29 [ 123.238156] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 123.245851] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 123.253239] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 123.261567] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 123.268829] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 123.276104] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 123.284063] 9pnet: Couldn't grow tag array [ 123.299994] FAULT_INJECTION: forcing a failure. [ 123.299994] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 123.311871] CPU: 0 PID: 7365 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 123.318797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.328145] Call Trace: [ 123.330754] dump_stack+0x138/0x19c [ 123.335440] should_fail.cold+0x10f/0x159 [ 123.340205] __alloc_pages_nodemask+0x1d6/0x7a0 [ 123.345411] ? cache_grow_end.part.0+0x92/0x160 [ 123.350087] ? __alloc_pages_slowpath+0x2930/0x2930 [ 123.355122] cache_grow_begin+0x80/0x410 [ 123.359188] __kmalloc+0x6c2/0x7a0 [ 123.362720] ? __lockdep_init_map+0x10c/0x570 [ 123.367222] ? p9_fcall_alloc+0x1d/0x90 [ 123.371188] p9_fcall_alloc+0x1d/0x90 [ 123.375063] p9_client_prepare_req.part.0+0x73c/0xa90 [ 123.380445] p9_client_rpc+0x170/0x1190 [ 123.385838] ? p9_idpool_get+0xa3/0x100 [ 123.389813] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 123.395787] ? find_held_lock+0x35/0x130 [ 123.399849] ? p9_fid_create+0x2d5/0x3b0 [ 123.405039] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 123.410160] ? trace_hardirqs_on_caller+0x400/0x590 [ 123.415183] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 123.420298] p9_client_attach+0x152/0x6a0 [ 123.424457] ? trace_hardirqs_off+0xd/0x10 [ 123.428686] ? p9_client_readlink+0x410/0x410 [ 123.433172] ? trace_hardirqs_on_caller+0x400/0x590 [ 123.438187] v9fs_session_init+0xbe8/0x1590 [ 123.442501] ? v9fs_session_init+0xbe8/0x1590 [ 123.446991] ? v9fs_show_options+0x730/0x730 [ 123.451386] ? v9fs_mount+0x5e/0x870 [ 123.455086] ? rcu_read_lock_sched_held+0x110/0x130 [ 123.460098] ? kmem_cache_alloc_trace+0x626/0x790 [ 123.464957] ? free_pages+0x46/0x50 [ 123.468607] v9fs_mount+0x7d/0x870 [ 123.472221] mount_fs+0x9d/0x2a7 [ 123.475599] vfs_kern_mount.part.0+0x5e/0x3d0 [ 123.480091] do_mount+0x417/0x27d0 [ 123.483630] ? copy_mount_options+0x5c/0x2f0 [ 123.488805] ? rcu_read_lock_sched_held+0x110/0x130 [ 123.494032] ? copy_mount_string+0x40/0x40 [ 123.498254] ? copy_mount_options+0x1fe/0x2f0 [ 123.502735] SyS_mount+0xab/0x120 [ 123.507046] ? copy_mnt_ns+0x8c0/0x8c0 [ 123.512040] do_syscall_64+0x1eb/0x630 [ 123.515924] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 123.520768] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 123.525959] RIP: 0033:0x458c29 [ 123.529133] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 123.536943] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 123.544487] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 123.558872] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 123.566220] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 123.573485] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 123.595756] FAULT_INJECTION: forcing a failure. [ 123.595756] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 123.607599] CPU: 0 PID: 7367 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 123.614514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.624089] Call Trace: [ 123.626962] dump_stack+0x138/0x19c [ 123.631100] should_fail.cold+0x10f/0x159 [ 123.638433] __alloc_pages_nodemask+0x1d6/0x7a0 [ 123.646242] ? cache_grow_end.part.0+0x92/0x160 [ 123.650909] ? __alloc_pages_slowpath+0x2930/0x2930 [ 123.655919] cache_grow_begin+0x80/0x410 [ 123.659983] __kmalloc+0x6c2/0x7a0 [ 123.664238] ? __lockdep_init_map+0x10c/0x570 [ 123.669911] ? p9_fcall_alloc+0x1d/0x90 [ 123.674137] p9_fcall_alloc+0x1d/0x90 [ 123.677925] p9_client_prepare_req.part.0+0x73c/0xa90 [ 123.685382] p9_client_rpc+0x170/0x1190 [ 123.689348] ? p9_idpool_get+0xa3/0x100 [ 123.695164] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 123.701273] ? find_held_lock+0x35/0x130 [ 123.705322] ? p9_fid_create+0x2d5/0x3b0 [ 123.709375] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 123.714493] ? trace_hardirqs_on_caller+0x400/0x590 [ 123.719523] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 123.724979] p9_client_attach+0x152/0x6a0 [ 123.729117] ? trace_hardirqs_off+0xd/0x10 [ 123.734470] ? p9_client_readlink+0x410/0x410 [ 123.738972] ? trace_hardirqs_on_caller+0x400/0x590 [ 123.743981] v9fs_session_init+0xbe8/0x1590 [ 123.748286] ? v9fs_session_init+0xbe8/0x1590 [ 123.752769] ? v9fs_show_options+0x730/0x730 [ 123.757163] ? v9fs_mount+0x5e/0x870 [ 123.761554] ? rcu_read_lock_sched_held+0x110/0x130 [ 123.766594] ? kmem_cache_alloc_trace+0x626/0x790 [ 123.771422] ? free_pages+0x46/0x50 [ 123.775033] v9fs_mount+0x7d/0x870 [ 123.778575] mount_fs+0x9d/0x2a7 [ 123.781929] vfs_kern_mount.part.0+0x5e/0x3d0 [ 123.786408] do_mount+0x417/0x27d0 [ 123.789945] ? copy_mount_options+0x5c/0x2f0 [ 123.794533] ? rcu_read_lock_sched_held+0x110/0x130 [ 123.799720] ? copy_mount_string+0x40/0x40 [ 123.803940] ? copy_mount_options+0x1fe/0x2f0 [ 123.808417] SyS_mount+0xab/0x120 [ 123.811877] ? copy_mnt_ns+0x8c0/0x8c0 [ 123.815760] do_syscall_64+0x1eb/0x630 [ 123.820429] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 123.826002] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 123.831442] RIP: 0033:0x458c29 [ 123.836711] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 123.844523] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 123.851787] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 123.860382] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 123.867667] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 123.875134] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 123.899789] FAULT_INJECTION: forcing a failure. [ 123.899789] name failslab, interval 1, probability 0, space 0, times 0 [ 123.913649] CPU: 0 PID: 7369 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 123.929300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.938913] Call Trace: [ 123.941752] dump_stack+0x138/0x19c [ 123.945377] should_fail.cold+0x10f/0x159 [ 123.950335] should_failslab+0xdb/0x130 [ 123.954340] kmem_cache_alloc_trace+0x2ec/0x790 [ 123.963017] ? p9_client_readlink+0x410/0x410 [ 123.967702] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 123.973363] v9fs_session_init+0xc77/0x1590 [ 123.977716] ? v9fs_show_options+0x730/0x730 [ 123.982245] ? v9fs_mount+0x5e/0x870 [ 123.995822] ? rcu_read_lock_sched_held+0x110/0x130 [ 124.000858] ? kmem_cache_alloc_trace+0x626/0x790 [ 124.005697] ? free_pages+0x46/0x50 [ 124.009326] v9fs_mount+0x7d/0x870 [ 124.013042] mount_fs+0x9d/0x2a7 [ 124.016417] vfs_kern_mount.part.0+0x5e/0x3d0 [ 124.020913] do_mount+0x417/0x27d0 [ 124.024460] ? copy_mount_options+0x5c/0x2f0 [ 124.028860] ? rcu_read_lock_sched_held+0x110/0x130 [ 124.033870] ? copy_mount_string+0x40/0x40 [ 124.038101] ? copy_mount_options+0x1fe/0x2f0 [ 124.042596] SyS_mount+0xab/0x120 [ 124.046395] ? copy_mnt_ns+0x8c0/0x8c0 [ 124.050394] do_syscall_64+0x1eb/0x630 [ 124.054300] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 124.059526] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 124.064756] RIP: 0033:0x458c29 [ 124.067932] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 124.075630] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 124.083388] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 124.090837] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 124.098110] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 124.105480] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 124.126632] FAULT_INJECTION: forcing a failure. [ 124.126632] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 124.138698] CPU: 0 PID: 7371 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 124.145648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.155301] Call Trace: [ 124.157995] dump_stack+0x138/0x19c [ 124.161632] should_fail.cold+0x10f/0x159 [ 124.165780] __alloc_pages_nodemask+0x1d6/0x7a0 [ 124.172359] ? cache_grow_end.part.0+0x92/0x160 [ 124.177127] ? __alloc_pages_slowpath+0x2930/0x2930 [ 124.182147] cache_grow_begin+0x80/0x410 [ 124.187696] __kmalloc+0x6c2/0x7a0 [ 124.191588] ? __lockdep_init_map+0x10c/0x570 [ 124.196116] ? p9_fcall_alloc+0x1d/0x90 [ 124.200093] p9_fcall_alloc+0x1d/0x90 [ 124.204016] p9_client_prepare_req.part.0+0x73c/0xa90 [ 124.209229] p9_client_rpc+0x170/0x1190 [ 124.213503] ? p9_idpool_get+0xa3/0x100 [ 124.217491] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 124.223540] ? find_held_lock+0x35/0x130 [ 124.227697] ? p9_fid_create+0x2d5/0x3b0 [ 124.231837] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 124.237685] ? trace_hardirqs_on_caller+0x400/0x590 [ 124.242871] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 124.247971] p9_client_attach+0x152/0x6a0 [ 124.252134] ? trace_hardirqs_off+0xd/0x10 [ 124.256368] ? p9_client_readlink+0x410/0x410 [ 124.261377] ? trace_hardirqs_on_caller+0x400/0x590 [ 124.266677] v9fs_session_init+0xbe8/0x1590 [ 124.270992] ? v9fs_session_init+0xbe8/0x1590 [ 124.275974] ? v9fs_show_options+0x730/0x730 [ 124.280406] ? v9fs_mount+0x5e/0x870 [ 124.284249] ? rcu_read_lock_sched_held+0x110/0x130 [ 124.289590] ? kmem_cache_alloc_trace+0x626/0x790 [ 124.294507] ? free_pages+0x46/0x50 [ 124.298135] v9fs_mount+0x7d/0x870 [ 124.301700] mount_fs+0x9d/0x2a7 [ 124.305090] vfs_kern_mount.part.0+0x5e/0x3d0 [ 124.309683] do_mount+0x417/0x27d0 [ 124.313209] ? copy_mount_options+0x5c/0x2f0 [ 124.318031] ? rcu_read_lock_sched_held+0x110/0x130 [ 124.323039] ? copy_mount_string+0x40/0x40 [ 124.327437] ? copy_mount_options+0x1fe/0x2f0 [ 124.332727] SyS_mount+0xab/0x120 [ 124.336184] ? copy_mnt_ns+0x8c0/0x8c0 [ 124.340257] do_syscall_64+0x1eb/0x630 [ 124.344335] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 124.349172] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 124.354353] RIP: 0033:0x458c29 [ 124.357983] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 124.365963] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 124.375520] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 124.383034] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 124.390332] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 124.397604] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 124.418187] FAULT_INJECTION: forcing a failure. [ 124.418187] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 124.430041] CPU: 0 PID: 7373 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 124.436985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.446352] Call Trace: [ 124.448931] dump_stack+0x138/0x19c [ 124.452582] should_fail.cold+0x10f/0x159 [ 124.457394] __alloc_pages_nodemask+0x1d6/0x7a0 [ 124.462054] ? cache_grow_end.part.0+0x92/0x160 [ 124.466712] ? __alloc_pages_slowpath+0x2930/0x2930 [ 124.471724] cache_grow_begin+0x80/0x410 [ 124.475777] __kmalloc+0x6c2/0x7a0 [ 124.479302] ? __lockdep_init_map+0x10c/0x570 [ 124.483786] ? p9_fcall_alloc+0x1d/0x90 [ 124.487850] p9_fcall_alloc+0x1d/0x90 [ 124.491678] p9_client_prepare_req.part.0+0x73c/0xa90 [ 124.496883] p9_client_rpc+0x170/0x1190 [ 124.508762] ? p9_idpool_get+0xa3/0x100 [ 124.512747] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 124.518736] ? find_held_lock+0x35/0x130 [ 124.522814] ? p9_fid_create+0x2d5/0x3b0 [ 124.526866] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 124.532205] ? trace_hardirqs_on_caller+0x400/0x590 [ 124.537210] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 124.542327] p9_client_attach+0x152/0x6a0 [ 124.546475] ? trace_hardirqs_off+0xd/0x10 [ 124.550714] ? p9_client_readlink+0x410/0x410 [ 124.555213] ? trace_hardirqs_on_caller+0x400/0x590 [ 124.560430] v9fs_session_init+0xbe8/0x1590 [ 124.564753] ? v9fs_session_init+0xbe8/0x1590 [ 124.569241] ? v9fs_show_options+0x730/0x730 [ 124.574255] ? v9fs_mount+0x5e/0x870 [ 124.578159] ? rcu_read_lock_sched_held+0x110/0x130 [ 124.587135] ? kmem_cache_alloc_trace+0x626/0x790 [ 124.592167] ? free_pages+0x46/0x50 [ 124.596653] v9fs_mount+0x7d/0x870 [ 124.601828] mount_fs+0x9d/0x2a7 [ 124.605415] vfs_kern_mount.part.0+0x5e/0x3d0 [ 124.609931] do_mount+0x417/0x27d0 [ 124.613475] ? copy_mount_options+0x5c/0x2f0 [ 124.617962] ? rcu_read_lock_sched_held+0x110/0x130 [ 124.622981] ? copy_mount_string+0x40/0x40 [ 124.628407] ? copy_mount_options+0x1fe/0x2f0 [ 124.633603] SyS_mount+0xab/0x120 [ 124.637068] ? copy_mnt_ns+0x8c0/0x8c0 [ 124.641183] do_syscall_64+0x1eb/0x630 [ 124.646191] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 124.651831] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 124.657450] RIP: 0033:0x458c29 [ 124.665678] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 124.678074] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 124.685607] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 124.694266] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 124.701703] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 124.710757] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 124.740752] FAULT_INJECTION: forcing a failure. [ 124.740752] name failslab, interval 1, probability 0, space 0, times 0 [ 124.753296] CPU: 1 PID: 7376 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 124.760925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.773943] Call Trace: [ 124.776618] dump_stack+0x138/0x19c [ 124.781007] should_fail.cold+0x10f/0x159 [ 124.787601] should_failslab+0xdb/0x130 [ 124.801556] kmem_cache_alloc_trace+0x2ec/0x790 [ 124.807881] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 124.814527] ? sget_userns+0xfe/0xc30 [ 124.820298] ? rcu_read_lock_sched_held+0x110/0x130 [ 124.826397] selinux_sb_alloc_security+0x46/0x220 [ 124.831358] security_sb_alloc+0x73/0xb0 [ 124.835424] sget_userns+0x196/0xc30 [ 124.839138] ? v9fs_kill_super+0xa0/0xa0 [ 124.843714] ? v9fs_kill_super+0xa0/0xa0 [ 124.848529] ? v9fs_kill_super+0xa0/0xa0 [ 124.853108] sget+0xd6/0x120 [ 124.856764] v9fs_mount+0xa8/0x870 [ 124.862893] mount_fs+0x9d/0x2a7 [ 124.870809] vfs_kern_mount.part.0+0x5e/0x3d0 [ 124.877362] do_mount+0x417/0x27d0 [ 124.880987] ? copy_mount_options+0x5c/0x2f0 [ 124.886711] ? rcu_read_lock_sched_held+0x110/0x130 [ 124.892439] ? copy_mount_string+0x40/0x40 [ 124.898156] ? copy_mount_options+0x1fe/0x2f0 [ 124.902823] SyS_mount+0xab/0x120 [ 124.907341] ? copy_mnt_ns+0x8c0/0x8c0 [ 124.911343] do_syscall_64+0x1eb/0x630 [ 124.915686] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 124.920906] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 124.926098] RIP: 0033:0x458c29 [ 124.930492] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 124.939495] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 124.946790] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 124.954108] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 124.963286] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 124.974902] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 124.995595] FAULT_INJECTION: forcing a failure. [ 124.995595] name failslab, interval 1, probability 0, space 0, times 0 [ 125.012987] CPU: 1 PID: 7377 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 125.021636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.031502] Call Trace: [ 125.034302] dump_stack+0x138/0x19c [ 125.037958] should_fail.cold+0x10f/0x159 [ 125.044421] should_failslab+0xdb/0x130 [ 125.048461] __kmalloc+0x2f3/0x7a0 [ 125.052022] ? __lockdep_init_map+0x10c/0x570 [ 125.061417] ? p9_fcall_alloc+0x1d/0x90 [ 125.065404] p9_fcall_alloc+0x1d/0x90 [ 125.069429] p9_client_prepare_req.part.0+0x73c/0xa90 [ 125.075853] p9_client_rpc+0x170/0x1190 [ 125.080463] ? p9_idpool_get+0xa3/0x100 [ 125.084435] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 125.090603] ? find_held_lock+0x35/0x130 [ 125.094935] ? p9_fid_create+0x2d5/0x3b0 [ 125.099166] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 125.105045] ? trace_hardirqs_on_caller+0x400/0x590 [ 125.113525] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 125.119393] p9_client_attach+0x152/0x6a0 [ 125.123561] ? trace_hardirqs_off+0xd/0x10 [ 125.128081] ? p9_client_readlink+0x410/0x410 [ 125.132584] ? trace_hardirqs_on_caller+0x400/0x590 [ 125.138670] v9fs_session_init+0xbe8/0x1590 [ 125.143834] ? v9fs_session_init+0xbe8/0x1590 [ 125.148539] ? v9fs_show_options+0x730/0x730 [ 125.152955] ? v9fs_mount+0x5e/0x870 [ 125.157508] ? rcu_read_lock_sched_held+0x110/0x130 [ 125.162681] ? kmem_cache_alloc_trace+0x626/0x790 [ 125.168152] ? free_pages+0x46/0x50 [ 125.171860] v9fs_mount+0x7d/0x870 [ 125.176622] mount_fs+0x9d/0x2a7 [ 125.179986] vfs_kern_mount.part.0+0x5e/0x3d0 [ 125.184699] do_mount+0x417/0x27d0 [ 125.191565] ? copy_mount_options+0x5c/0x2f0 [ 125.200304] ? rcu_read_lock_sched_held+0x110/0x130 [ 125.208904] ? copy_mount_string+0x40/0x40 [ 125.217315] ? copy_mount_options+0x1fe/0x2f0 [ 125.224976] SyS_mount+0xab/0x120 [ 125.237052] ? copy_mnt_ns+0x8c0/0x8c0 [ 125.241294] do_syscall_64+0x1eb/0x630 [ 125.245350] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 125.250536] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 125.256305] RIP: 0033:0x458c29 [ 125.259481] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 125.267808] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 125.282648] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 125.290901] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 125.298254] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 125.305619] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 125.314411] 9pnet: Couldn't grow tag array [ 125.333871] FAULT_INJECTION: forcing a failure. [ 125.333871] name failslab, interval 1, probability 0, space 0, times 0 [ 125.345877] CPU: 0 PID: 7380 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 125.353003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.362383] Call Trace: [ 125.365140] dump_stack+0x138/0x19c [ 125.368996] should_fail.cold+0x10f/0x159 [ 125.373715] should_failslab+0xdb/0x130 [ 125.377700] kmem_cache_alloc_trace+0x2ec/0x790 [ 125.384099] ? p9_client_readlink+0x410/0x410 [ 125.391658] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 125.396937] v9fs_session_init+0xc77/0x1590 [ 125.402685] ? v9fs_show_options+0x730/0x730 [ 125.407099] ? v9fs_mount+0x5e/0x870 [ 125.410811] ? rcu_read_lock_sched_held+0x110/0x130 [ 125.416148] ? kmem_cache_alloc_trace+0x626/0x790 [ 125.420988] ? free_pages+0x46/0x50 [ 125.424611] v9fs_mount+0x7d/0x870 [ 125.428142] mount_fs+0x9d/0x2a7 [ 125.431495] vfs_kern_mount.part.0+0x5e/0x3d0 [ 125.435977] do_mount+0x417/0x27d0 [ 125.439504] ? copy_mount_options+0x5c/0x2f0 [ 125.443899] ? rcu_read_lock_sched_held+0x110/0x130 [ 125.448902] ? copy_mount_string+0x40/0x40 [ 125.453135] ? copy_mount_options+0x1fe/0x2f0 [ 125.457671] SyS_mount+0xab/0x120 [ 125.461137] ? copy_mnt_ns+0x8c0/0x8c0 [ 125.465032] do_syscall_64+0x1eb/0x630 [ 125.468903] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 125.473758] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 125.478955] RIP: 0033:0x458c29 [ 125.482249] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 125.489949] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 125.497905] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 125.505189] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 125.513419] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 125.520698] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 125.542664] FAULT_INJECTION: forcing a failure. [ 125.542664] name failslab, interval 1, probability 0, space 0, times 0 [ 125.554138] CPU: 1 PID: 7381 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 125.561075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.570744] Call Trace: [ 125.573338] dump_stack+0x138/0x19c [ 125.577417] should_fail.cold+0x10f/0x159 [ 125.582412] should_failslab+0xdb/0x130 [ 125.586680] kmem_cache_alloc+0x2d9/0x780 [ 125.591413] ? snprintf+0xd0/0xd0 [ 125.595399] ? kmem_cache_alloc_trace+0x626/0x790 [ 125.600264] __fscache_acquire_cookie+0xe1/0x430 [ 125.605030] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 125.612204] v9fs_session_init+0xc77/0x1590 [ 125.616604] ? v9fs_show_options+0x730/0x730 [ 125.621615] ? v9fs_mount+0x5e/0x870 [ 125.625337] ? rcu_read_lock_sched_held+0x110/0x130 [ 125.630361] ? kmem_cache_alloc_trace+0x626/0x790 [ 125.637021] ? free_pages+0x46/0x50 [ 125.640638] v9fs_mount+0x7d/0x870 [ 125.644166] mount_fs+0x9d/0x2a7 [ 125.647522] vfs_kern_mount.part.0+0x5e/0x3d0 [ 125.652026] do_mount+0x417/0x27d0 [ 125.655560] ? copy_mount_options+0x5c/0x2f0 [ 125.659955] ? rcu_read_lock_sched_held+0x110/0x130 [ 125.665833] ? copy_mount_string+0x40/0x40 [ 125.671272] ? copy_mount_options+0x1fe/0x2f0 [ 125.683676] SyS_mount+0xab/0x120 [ 125.688302] ? copy_mnt_ns+0x8c0/0x8c0 [ 125.694021] do_syscall_64+0x1eb/0x630 [ 125.700736] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 125.707147] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 125.712963] RIP: 0033:0x458c29 [ 125.716251] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 125.725202] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 125.733764] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 125.742580] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 125.750365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 125.764800] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 125.789252] FAULT_INJECTION: forcing a failure. [ 125.789252] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 125.803656] CPU: 1 PID: 7383 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 125.810830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.820349] Call Trace: [ 125.822941] dump_stack+0x138/0x19c [ 125.826589] should_fail.cold+0x10f/0x159 [ 125.830739] __alloc_pages_nodemask+0x1d6/0x7a0 [ 125.835831] ? cache_grow_end.part.0+0x92/0x160 [ 125.840495] ? __alloc_pages_slowpath+0x2930/0x2930 [ 125.845500] cache_grow_begin+0x80/0x410 [ 125.849550] __kmalloc+0x6c2/0x7a0 [ 125.853094] ? __lockdep_init_map+0x10c/0x570 [ 125.857687] ? p9_fcall_alloc+0x1d/0x90 [ 125.861648] p9_fcall_alloc+0x1d/0x90 [ 125.865439] p9_client_prepare_req.part.0+0x73c/0xa90 [ 125.871601] p9_client_rpc+0x170/0x1190 [ 125.875565] ? p9_idpool_get+0xa3/0x100 [ 125.879582] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 125.885806] ? find_held_lock+0x35/0x130 [ 125.890295] ? p9_fid_create+0x2d5/0x3b0 [ 125.894414] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 125.899541] ? trace_hardirqs_on_caller+0x400/0x590 [ 125.904578] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 125.909677] p9_client_attach+0x152/0x6a0 [ 125.913817] ? trace_hardirqs_off+0xd/0x10 [ 125.920117] ? p9_client_readlink+0x410/0x410 [ 125.924629] ? trace_hardirqs_on_caller+0x400/0x590 [ 125.929639] v9fs_session_init+0xbe8/0x1590 [ 125.933950] ? v9fs_session_init+0xbe8/0x1590 [ 125.938975] ? v9fs_show_options+0x730/0x730 [ 125.943396] ? v9fs_mount+0x5e/0x870 [ 125.947100] ? rcu_read_lock_sched_held+0x110/0x130 [ 125.952122] ? kmem_cache_alloc_trace+0x626/0x790 [ 125.957625] ? free_pages+0x46/0x50 [ 125.961259] v9fs_mount+0x7d/0x870 [ 125.965139] mount_fs+0x9d/0x2a7 [ 125.968503] vfs_kern_mount.part.0+0x5e/0x3d0 [ 125.972989] do_mount+0x417/0x27d0 [ 125.976519] ? copy_mount_options+0x5c/0x2f0 [ 125.980967] ? rcu_read_lock_sched_held+0x110/0x130 [ 125.989503] ? copy_mount_string+0x40/0x40 [ 125.994433] ? copy_mount_options+0x1fe/0x2f0 [ 125.999192] SyS_mount+0xab/0x120 [ 126.004710] ? copy_mnt_ns+0x8c0/0x8c0 [ 126.009881] do_syscall_64+0x1eb/0x630 [ 126.014017] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 126.019242] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 126.024598] RIP: 0033:0x458c29 [ 126.027794] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 126.035500] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 126.042760] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 126.050057] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 126.057429] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 126.064696] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 126.085801] FAULT_INJECTION: forcing a failure. [ 126.085801] name failslab, interval 1, probability 0, space 0, times 0 [ 126.097193] CPU: 1 PID: 7385 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 126.104414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.115082] Call Trace: [ 126.117808] dump_stack+0x138/0x19c [ 126.121441] should_fail.cold+0x10f/0x159 [ 126.125608] should_failslab+0xdb/0x130 [ 126.129590] __kmalloc+0x2f3/0x7a0 [ 126.133127] ? __lockdep_init_map+0x10c/0x570 [ 126.137624] ? p9_fcall_alloc+0x1d/0x90 [ 126.141594] p9_fcall_alloc+0x1d/0x90 [ 126.145558] p9_client_prepare_req.part.0+0x73c/0xa90 [ 126.150786] p9_client_rpc+0x170/0x1190 [ 126.154754] ? p9_idpool_get+0xa3/0x100 [ 126.159071] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 126.165220] ? find_held_lock+0x35/0x130 [ 126.169299] ? p9_fid_create+0x2d5/0x3b0 [ 126.173373] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 126.178791] ? trace_hardirqs_on_caller+0x400/0x590 [ 126.183808] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 126.189086] p9_client_attach+0x152/0x6a0 [ 126.193227] ? trace_hardirqs_off+0xd/0x10 [ 126.197517] ? p9_client_readlink+0x410/0x410 [ 126.202096] ? trace_hardirqs_on_caller+0x400/0x590 [ 126.207106] v9fs_session_init+0xbe8/0x1590 [ 126.211415] ? v9fs_session_init+0xbe8/0x1590 [ 126.215923] ? v9fs_show_options+0x730/0x730 [ 126.220415] ? v9fs_mount+0x5e/0x870 [ 126.224640] ? rcu_read_lock_sched_held+0x110/0x130 [ 126.229648] ? kmem_cache_alloc_trace+0x626/0x790 [ 126.234508] ? free_pages+0x46/0x50 [ 126.238154] v9fs_mount+0x7d/0x870 [ 126.241701] mount_fs+0x9d/0x2a7 [ 126.245061] vfs_kern_mount.part.0+0x5e/0x3d0 [ 126.249589] do_mount+0x417/0x27d0 [ 126.253122] ? copy_mount_options+0x5c/0x2f0 [ 126.257522] ? rcu_read_lock_sched_held+0x110/0x130 [ 126.262636] ? copy_mount_string+0x40/0x40 [ 126.266864] ? copy_mount_options+0x1fe/0x2f0 [ 126.271351] SyS_mount+0xab/0x120 [ 126.274791] ? copy_mnt_ns+0x8c0/0x8c0 [ 126.278663] do_syscall_64+0x1eb/0x630 [ 126.282536] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 126.287369] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 126.292565] RIP: 0033:0x458c29 [ 126.295749] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 126.303449] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 126.310709] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 126.317991] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 126.325276] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 126.332641] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 126.341621] 9pnet: Couldn't grow tag array [ 126.359563] FAULT_INJECTION: forcing a failure. [ 126.359563] name failslab, interval 1, probability 0, space 0, times 0 [ 126.371861] CPU: 1 PID: 7388 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 126.378799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.388590] Call Trace: [ 126.393578] dump_stack+0x138/0x19c [ 126.397259] should_fail.cold+0x10f/0x159 [ 126.401413] should_failslab+0xdb/0x130 [ 126.405387] __kmalloc+0x2f3/0x7a0 [ 126.408953] ? __lockdep_init_map+0x10c/0x570 [ 126.413452] ? p9_fcall_alloc+0x1d/0x90 [ 126.417420] p9_fcall_alloc+0x1d/0x90 [ 126.421220] p9_client_prepare_req.part.0+0x73c/0xa90 [ 126.426402] p9_client_rpc+0x170/0x1190 [ 126.430365] ? p9_idpool_get+0xa3/0x100 [ 126.434328] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 126.440287] ? find_held_lock+0x35/0x130 [ 126.444333] ? p9_fid_create+0x2d5/0x3b0 [ 126.448386] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 126.453479] ? trace_hardirqs_on_caller+0x400/0x590 [ 126.458483] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 126.463604] p9_client_attach+0x152/0x6a0 [ 126.467838] ? trace_hardirqs_off+0xd/0x10 [ 126.472073] ? p9_client_readlink+0x410/0x410 [ 126.478493] ? trace_hardirqs_on_caller+0x400/0x590 [ 126.483532] v9fs_session_init+0xbe8/0x1590 [ 126.487933] ? v9fs_session_init+0xbe8/0x1590 [ 126.492427] ? v9fs_show_options+0x730/0x730 [ 126.496825] ? v9fs_mount+0x5e/0x870 [ 126.500789] ? rcu_read_lock_sched_held+0x110/0x130 [ 126.505795] ? kmem_cache_alloc_trace+0x626/0x790 [ 126.510628] ? free_pages+0x46/0x50 [ 126.514519] v9fs_mount+0x7d/0x870 [ 126.518094] mount_fs+0x9d/0x2a7 [ 126.521453] vfs_kern_mount.part.0+0x5e/0x3d0 [ 126.525935] do_mount+0x417/0x27d0 [ 126.529462] ? copy_mount_options+0x5c/0x2f0 [ 126.533867] ? rcu_read_lock_sched_held+0x110/0x130 [ 126.539834] ? copy_mount_string+0x40/0x40 [ 126.544085] ? copy_mount_options+0x1fe/0x2f0 [ 126.548943] SyS_mount+0xab/0x120 [ 126.552389] ? copy_mnt_ns+0x8c0/0x8c0 [ 126.556278] do_syscall_64+0x1eb/0x630 [ 126.565499] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 126.570532] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 126.575711] RIP: 0033:0x458c29 [ 126.578890] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 126.586732] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 126.593995] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 126.601835] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 126.610427] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 126.617944] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 126.627050] 9pnet: Couldn't grow tag array [ 126.649017] FAULT_INJECTION: forcing a failure. [ 126.649017] name failslab, interval 1, probability 0, space 0, times 0 [ 126.660404] CPU: 0 PID: 7390 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 126.670415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.680339] Call Trace: [ 126.683851] dump_stack+0x138/0x19c [ 126.687600] should_fail.cold+0x10f/0x159 [ 126.692151] should_failslab+0xdb/0x130 [ 126.696524] kmem_cache_alloc_trace+0x2ec/0x790 [ 126.701381] ? p9_client_readlink+0x410/0x410 [ 126.705889] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 126.711693] v9fs_session_init+0xc77/0x1590 [ 126.716288] ? v9fs_show_options+0x730/0x730 [ 126.721955] ? v9fs_mount+0x5e/0x870 [ 126.725760] ? rcu_read_lock_sched_held+0x110/0x130 [ 126.730889] ? kmem_cache_alloc_trace+0x626/0x790 [ 126.736012] ? free_pages+0x46/0x50 [ 126.740621] v9fs_mount+0x7d/0x870 [ 126.744176] mount_fs+0x9d/0x2a7 [ 126.748850] vfs_kern_mount.part.0+0x5e/0x3d0 [ 126.754351] do_mount+0x417/0x27d0 [ 126.759068] ? copy_mount_options+0x5c/0x2f0 [ 126.764066] ? rcu_read_lock_sched_held+0x110/0x130 [ 126.770112] ? copy_mount_string+0x40/0x40 [ 126.774339] ? copy_mount_options+0x1fe/0x2f0 [ 126.778842] SyS_mount+0xab/0x120 [ 126.782287] ? copy_mnt_ns+0x8c0/0x8c0 [ 126.787630] do_syscall_64+0x1eb/0x630 [ 126.792254] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 126.797545] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 126.803745] RIP: 0033:0x458c29 [ 126.808069] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 126.816159] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 126.823549] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 126.831415] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 126.839872] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 126.847158] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 126.873407] FAULT_INJECTION: forcing a failure. [ 126.873407] name failslab, interval 1, probability 0, space 0, times 0 [ 126.889272] CPU: 0 PID: 7391 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 126.896885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.906899] Call Trace: [ 126.912302] dump_stack+0x138/0x19c [ 126.915931] should_fail.cold+0x10f/0x159 [ 126.921413] should_failslab+0xdb/0x130 [ 126.925506] kmem_cache_alloc+0x2d9/0x780 [ 126.929668] ? snprintf+0xd0/0xd0 [ 126.934340] ? kmem_cache_alloc_trace+0x626/0x790 [ 126.940143] __fscache_acquire_cookie+0xe1/0x430 [ 126.946030] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 126.953761] v9fs_session_init+0xc77/0x1590 [ 126.958173] ? v9fs_show_options+0x730/0x730 [ 126.962746] ? v9fs_mount+0x5e/0x870 [ 126.966451] ? rcu_read_lock_sched_held+0x110/0x130 [ 126.971593] ? kmem_cache_alloc_trace+0x626/0x790 [ 126.980854] ? free_pages+0x46/0x50 [ 126.985318] v9fs_mount+0x7d/0x870 [ 126.989113] mount_fs+0x9d/0x2a7 [ 126.992689] vfs_kern_mount.part.0+0x5e/0x3d0 [ 126.997863] do_mount+0x417/0x27d0 [ 127.001397] ? copy_mount_options+0x5c/0x2f0 [ 127.005804] ? rcu_read_lock_sched_held+0x110/0x130 [ 127.012694] ? copy_mount_string+0x40/0x40 [ 127.025382] ? copy_mount_options+0x1fe/0x2f0 [ 127.031847] SyS_mount+0xab/0x120 [ 127.035728] ? copy_mnt_ns+0x8c0/0x8c0 [ 127.039643] do_syscall_64+0x1eb/0x630 [ 127.049860] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 127.054734] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 127.061571] RIP: 0033:0x458c29 [ 127.067708] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 127.075420] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 127.082956] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 127.090219] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 127.097618] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 127.104892] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 127.125163] FAULT_INJECTION: forcing a failure. [ 127.125163] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 127.137617] CPU: 0 PID: 7393 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 127.144533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.154185] Call Trace: [ 127.157834] dump_stack+0x138/0x19c [ 127.161722] should_fail.cold+0x10f/0x159 [ 127.166663] __alloc_pages_nodemask+0x1d6/0x7a0 [ 127.171730] ? cache_grow_end.part.0+0x92/0x160 [ 127.176422] ? __alloc_pages_slowpath+0x2930/0x2930 [ 127.181462] cache_grow_begin+0x80/0x410 [ 127.185539] __kmalloc+0x6c2/0x7a0 [ 127.189912] ? __lockdep_init_map+0x10c/0x570 [ 127.194525] ? p9_fcall_alloc+0x1d/0x90 [ 127.198515] p9_fcall_alloc+0x1d/0x90 [ 127.204488] p9_client_prepare_req.part.0+0x73c/0xa90 [ 127.210041] p9_client_rpc+0x170/0x1190 [ 127.214036] ? p9_idpool_get+0xa3/0x100 [ 127.217998] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 127.223976] ? find_held_lock+0x35/0x130 [ 127.228020] ? p9_fid_create+0x2d5/0x3b0 [ 127.232071] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 127.237167] ? trace_hardirqs_on_caller+0x400/0x590 [ 127.242208] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 127.247362] p9_client_attach+0x152/0x6a0 [ 127.251529] ? trace_hardirqs_off+0xd/0x10 [ 127.255748] ? p9_client_readlink+0x410/0x410 [ 127.260236] ? trace_hardirqs_on_caller+0x400/0x590 [ 127.265262] v9fs_session_init+0xbe8/0x1590 [ 127.269759] ? v9fs_session_init+0xbe8/0x1590 [ 127.275376] ? v9fs_show_options+0x730/0x730 [ 127.281718] ? v9fs_mount+0x5e/0x870 [ 127.285449] ? rcu_read_lock_sched_held+0x110/0x130 [ 127.291596] ? kmem_cache_alloc_trace+0x626/0x790 [ 127.296609] ? free_pages+0x46/0x50 [ 127.300271] v9fs_mount+0x7d/0x870 [ 127.303810] mount_fs+0x9d/0x2a7 [ 127.307161] vfs_kern_mount.part.0+0x5e/0x3d0 [ 127.311647] do_mount+0x417/0x27d0 [ 127.315260] ? copy_mount_options+0x5c/0x2f0 [ 127.319674] ? rcu_read_lock_sched_held+0x110/0x130 [ 127.324692] ? copy_mount_string+0x40/0x40 [ 127.329178] ? copy_mount_options+0x1fe/0x2f0 [ 127.334876] SyS_mount+0xab/0x120 [ 127.343478] ? copy_mnt_ns+0x8c0/0x8c0 [ 127.347647] do_syscall_64+0x1eb/0x630 [ 127.351551] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 127.356502] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 127.361680] RIP: 0033:0x458c29 [ 127.364868] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 127.372652] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 127.382308] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 127.389575] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 127.396848] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 127.404371] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 127.425818] FAULT_INJECTION: forcing a failure. [ 127.425818] name failslab, interval 1, probability 0, space 0, times 0 [ 127.437517] CPU: 0 PID: 7395 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 127.444561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.453948] Call Trace: [ 127.456533] dump_stack+0x138/0x19c [ 127.460157] should_fail.cold+0x10f/0x159 [ 127.464587] should_failslab+0xdb/0x130 [ 127.468550] kmem_cache_alloc_trace+0x2ec/0x790 [ 127.473303] ? p9_client_readlink+0x410/0x410 [ 127.477899] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 127.483768] v9fs_session_init+0xc77/0x1590 [ 127.488099] ? v9fs_show_options+0x730/0x730 [ 127.493098] ? v9fs_mount+0x5e/0x870 [ 127.496813] ? rcu_read_lock_sched_held+0x110/0x130 [ 127.501819] ? kmem_cache_alloc_trace+0x626/0x790 [ 127.506936] ? free_pages+0x46/0x50 [ 127.510553] v9fs_mount+0x7d/0x870 [ 127.514094] mount_fs+0x9d/0x2a7 [ 127.517457] vfs_kern_mount.part.0+0x5e/0x3d0 [ 127.521973] do_mount+0x417/0x27d0 [ 127.525587] ? copy_mount_options+0x5c/0x2f0 [ 127.530509] ? rcu_read_lock_sched_held+0x110/0x130 [ 127.535613] ? copy_mount_string+0x40/0x40 [ 127.540200] ? copy_mount_options+0x1fe/0x2f0 [ 127.544684] SyS_mount+0xab/0x120 [ 127.548235] ? copy_mnt_ns+0x8c0/0x8c0 [ 127.552137] do_syscall_64+0x1eb/0x630 [ 127.556725] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 127.561847] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 127.568666] RIP: 0033:0x458c29 [ 127.571844] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 127.579555] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 127.586997] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 127.594364] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 127.604210] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 127.611480] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 127.632233] FAULT_INJECTION: forcing a failure. [ 127.632233] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 127.646447] CPU: 0 PID: 7397 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 127.654113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.665524] Call Trace: [ 127.668335] dump_stack+0x138/0x19c [ 127.671951] should_fail.cold+0x10f/0x159 [ 127.676262] __alloc_pages_nodemask+0x1d6/0x7a0 [ 127.680931] ? cache_grow_end.part.0+0x92/0x160 [ 127.686595] ? __alloc_pages_slowpath+0x2930/0x2930 [ 127.695133] cache_grow_begin+0x80/0x410 [ 127.701615] __kmalloc+0x6c2/0x7a0 [ 127.705270] ? __lockdep_init_map+0x10c/0x570 [ 127.710456] ? p9_fcall_alloc+0x1d/0x90 [ 127.714604] p9_fcall_alloc+0x1d/0x90 [ 127.718420] p9_client_prepare_req.part.0+0x73c/0xa90 [ 127.724831] p9_client_rpc+0x170/0x1190 [ 127.728798] ? p9_idpool_get+0xa3/0x100 [ 127.732775] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 127.738733] ? find_held_lock+0x35/0x130 [ 127.742779] ? p9_fid_create+0x2d5/0x3b0 [ 127.747284] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 127.752465] ? trace_hardirqs_on_caller+0x400/0x590 [ 127.757485] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 127.762585] p9_client_attach+0x152/0x6a0 [ 127.766719] ? trace_hardirqs_off+0xd/0x10 [ 127.771032] ? p9_client_readlink+0x410/0x410 [ 127.775510] ? trace_hardirqs_on_caller+0x400/0x590 [ 127.780529] v9fs_session_init+0xbe8/0x1590 [ 127.784864] ? v9fs_session_init+0xbe8/0x1590 [ 127.789351] ? v9fs_show_options+0x730/0x730 [ 127.793922] ? v9fs_mount+0x5e/0x870 [ 127.797754] ? rcu_read_lock_sched_held+0x110/0x130 [ 127.802892] ? kmem_cache_alloc_trace+0x626/0x790 [ 127.808083] ? free_pages+0x46/0x50 [ 127.811703] v9fs_mount+0x7d/0x870 [ 127.816372] mount_fs+0x9d/0x2a7 [ 127.823677] vfs_kern_mount.part.0+0x5e/0x3d0 [ 127.828167] do_mount+0x417/0x27d0 [ 127.831698] ? copy_mount_options+0x5c/0x2f0 [ 127.836108] ? rcu_read_lock_sched_held+0x110/0x130 [ 127.841292] ? copy_mount_string+0x40/0x40 [ 127.845528] ? copy_mount_options+0x1fe/0x2f0 [ 127.850013] SyS_mount+0xab/0x120 [ 127.853457] ? copy_mnt_ns+0x8c0/0x8c0 [ 127.857438] do_syscall_64+0x1eb/0x630 [ 127.861316] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 127.866311] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 127.871505] RIP: 0033:0x458c29 [ 127.874678] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2019/04/20 00:25:16 executed programs: 147 [ 127.882478] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 127.889755] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 127.897128] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 127.905194] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 127.912496] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 127.936768] FAULT_INJECTION: forcing a failure. [ 127.936768] name failslab, interval 1, probability 0, space 0, times 0 [ 127.948737] CPU: 0 PID: 7399 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 127.955677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.965030] Call Trace: [ 127.967616] dump_stack+0x138/0x19c [ 127.971244] should_fail.cold+0x10f/0x159 [ 127.975384] should_failslab+0xdb/0x130 [ 127.979358] kmem_cache_alloc_trace+0x2ec/0x790 [ 127.984880] ? lock_downgrade+0x6e0/0x6e0 [ 127.989020] sget_userns+0xfe/0xc30 [ 127.994989] ? v9fs_kill_super+0xa0/0xa0 [ 127.999215] ? v9fs_kill_super+0xa0/0xa0 [ 128.003290] ? v9fs_kill_super+0xa0/0xa0 [ 128.007349] sget+0xd6/0x120 [ 128.010448] v9fs_mount+0xa8/0x870 [ 128.013997] mount_fs+0x9d/0x2a7 [ 128.017517] vfs_kern_mount.part.0+0x5e/0x3d0 [ 128.022178] do_mount+0x417/0x27d0 [ 128.025709] ? copy_mount_options+0x5c/0x2f0 [ 128.031520] ? rcu_read_lock_sched_held+0x110/0x130 [ 128.036603] ? copy_mount_string+0x40/0x40 [ 128.040844] ? copy_mount_options+0x1fe/0x2f0 [ 128.045522] SyS_mount+0xab/0x120 [ 128.049078] ? copy_mnt_ns+0x8c0/0x8c0 [ 128.053057] do_syscall_64+0x1eb/0x630 [ 128.056938] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 128.061894] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 128.068036] RIP: 0033:0x458c29 [ 128.072975] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 128.087653] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 128.094938] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 128.102334] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 128.109598] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 128.116885] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 128.138219] FAULT_INJECTION: forcing a failure. [ 128.138219] name failslab, interval 1, probability 0, space 0, times 0 [ 128.150548] CPU: 0 PID: 7402 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 128.157514] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.166905] Call Trace: [ 128.169509] dump_stack+0x138/0x19c [ 128.173138] should_fail.cold+0x10f/0x159 [ 128.177280] should_failslab+0xdb/0x130 [ 128.181247] __kmalloc+0x2f3/0x7a0 [ 128.184802] ? __lockdep_init_map+0x10c/0x570 [ 128.189286] ? p9_fcall_alloc+0x1d/0x90 [ 128.193277] p9_fcall_alloc+0x1d/0x90 [ 128.197066] p9_client_prepare_req.part.0+0x73c/0xa90 [ 128.202272] p9_client_rpc+0x170/0x1190 [ 128.206257] ? p9_idpool_get+0xa3/0x100 [ 128.210228] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 128.216203] ? find_held_lock+0x35/0x130 [ 128.220253] ? p9_fid_create+0x2d5/0x3b0 [ 128.224318] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 128.230646] ? trace_hardirqs_on_caller+0x400/0x590 [ 128.235670] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 128.240771] p9_client_attach+0x152/0x6a0 [ 128.244952] ? trace_hardirqs_off+0xd/0x10 [ 128.249186] ? p9_client_readlink+0x410/0x410 [ 128.253742] ? trace_hardirqs_on_caller+0x400/0x590 [ 128.258771] v9fs_session_init+0xbe8/0x1590 [ 128.263095] ? v9fs_session_init+0xbe8/0x1590 [ 128.267587] ? v9fs_show_options+0x730/0x730 [ 128.272014] ? v9fs_mount+0x5e/0x870 [ 128.275917] ? rcu_read_lock_sched_held+0x110/0x130 [ 128.280941] ? kmem_cache_alloc_trace+0x626/0x790 [ 128.285871] ? free_pages+0x46/0x50 [ 128.290015] v9fs_mount+0x7d/0x870 [ 128.293556] mount_fs+0x9d/0x2a7 [ 128.296916] vfs_kern_mount.part.0+0x5e/0x3d0 [ 128.301431] do_mount+0x417/0x27d0 [ 128.305193] ? copy_mount_options+0x5c/0x2f0 [ 128.310732] ? rcu_read_lock_sched_held+0x110/0x130 [ 128.315748] ? copy_mount_string+0x40/0x40 [ 128.319973] ? copy_mount_options+0x1fe/0x2f0 [ 128.324463] SyS_mount+0xab/0x120 [ 128.327903] ? copy_mnt_ns+0x8c0/0x8c0 [ 128.331780] do_syscall_64+0x1eb/0x630 [ 128.336016] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 128.340874] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 128.346153] RIP: 0033:0x458c29 [ 128.349334] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 128.357057] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 128.364342] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 128.371613] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 128.381135] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 128.390478] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 128.397952] 9pnet: Couldn't grow tag array [ 128.413683] FAULT_INJECTION: forcing a failure. [ 128.413683] name failslab, interval 1, probability 0, space 0, times 0 [ 128.425529] CPU: 0 PID: 7403 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 128.432608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.448592] Call Trace: [ 128.451172] dump_stack+0x138/0x19c [ 128.454788] should_fail.cold+0x10f/0x159 [ 128.458924] should_failslab+0xdb/0x130 [ 128.462907] __kmalloc+0x2f3/0x7a0 [ 128.466867] ? __lockdep_init_map+0x10c/0x570 [ 128.471442] ? p9_fcall_alloc+0x1d/0x90 [ 128.475409] p9_fcall_alloc+0x1d/0x90 [ 128.479207] p9_client_prepare_req.part.0+0x73c/0xa90 [ 128.484562] p9_client_rpc+0x170/0x1190 [ 128.488532] ? p9_idpool_get+0xa3/0x100 [ 128.492761] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 128.498919] ? find_held_lock+0x35/0x130 [ 128.503622] ? p9_fid_create+0x2d5/0x3b0 [ 128.507677] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 128.512769] ? trace_hardirqs_on_caller+0x400/0x590 [ 128.517798] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 128.522901] p9_client_attach+0x152/0x6a0 [ 128.527048] ? trace_hardirqs_off+0xd/0x10 [ 128.531299] ? p9_client_readlink+0x410/0x410 [ 128.536064] ? trace_hardirqs_on_caller+0x400/0x590 [ 128.541714] v9fs_session_init+0xbe8/0x1590 [ 128.546051] ? v9fs_session_init+0xbe8/0x1590 [ 128.550555] ? v9fs_show_options+0x730/0x730 [ 128.554978] ? v9fs_mount+0x5e/0x870 [ 128.558875] ? rcu_read_lock_sched_held+0x110/0x130 [ 128.564832] ? kmem_cache_alloc_trace+0x626/0x790 [ 128.569677] ? free_pages+0x46/0x50 [ 128.573295] v9fs_mount+0x7d/0x870 [ 128.578944] mount_fs+0x9d/0x2a7 [ 128.583038] vfs_kern_mount.part.0+0x5e/0x3d0 [ 128.588073] do_mount+0x417/0x27d0 [ 128.591611] ? copy_mount_options+0x5c/0x2f0 [ 128.596038] ? rcu_read_lock_sched_held+0x110/0x130 [ 128.601054] ? copy_mount_string+0x40/0x40 [ 128.605451] ? copy_mount_options+0x1fe/0x2f0 [ 128.609937] SyS_mount+0xab/0x120 [ 128.613407] ? copy_mnt_ns+0x8c0/0x8c0 [ 128.617289] do_syscall_64+0x1eb/0x630 [ 128.621161] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 128.626253] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 128.633852] RIP: 0033:0x458c29 [ 128.638422] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 128.646814] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 128.654104] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 128.661373] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 128.669853] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 128.678247] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 128.689039] 9pnet: Couldn't grow tag array [ 128.707304] FAULT_INJECTION: forcing a failure. [ 128.707304] name failslab, interval 1, probability 0, space 0, times 0 [ 128.719506] CPU: 0 PID: 7406 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 128.726978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.736316] Call Trace: [ 128.738906] dump_stack+0x138/0x19c [ 128.742577] should_fail.cold+0x10f/0x159 [ 128.746723] should_failslab+0xdb/0x130 [ 128.750926] kmem_cache_alloc+0x2d9/0x780 [ 128.761263] ? snprintf+0xd0/0xd0 [ 128.766733] ? kmem_cache_alloc_trace+0x626/0x790 [ 128.771609] __fscache_acquire_cookie+0xe1/0x430 [ 128.776389] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 128.781575] v9fs_session_init+0xc77/0x1590 [ 128.786954] ? v9fs_show_options+0x730/0x730 [ 128.792393] ? v9fs_mount+0x5e/0x870 [ 128.797679] ? rcu_read_lock_sched_held+0x110/0x130 [ 128.803074] ? kmem_cache_alloc_trace+0x626/0x790 [ 128.807934] ? free_pages+0x46/0x50 [ 128.811645] v9fs_mount+0x7d/0x870 [ 128.815175] mount_fs+0x9d/0x2a7 [ 128.818533] vfs_kern_mount.part.0+0x5e/0x3d0 [ 128.823272] do_mount+0x417/0x27d0 [ 128.827261] ? copy_mount_options+0x5c/0x2f0 [ 128.831667] ? rcu_read_lock_sched_held+0x110/0x130 [ 128.836676] ? copy_mount_string+0x40/0x40 [ 128.840930] ? copy_mount_options+0x1fe/0x2f0 [ 128.845445] SyS_mount+0xab/0x120 [ 128.848891] ? copy_mnt_ns+0x8c0/0x8c0 [ 128.853035] do_syscall_64+0x1eb/0x630 [ 128.856908] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 128.861752] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 128.868577] RIP: 0033:0x458c29 [ 128.871756] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 128.879751] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 128.888319] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 128.899059] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 128.907089] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 128.914708] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 128.936009] FAULT_INJECTION: forcing a failure. [ 128.936009] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 128.947944] CPU: 0 PID: 7407 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 128.955543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.966942] Call Trace: [ 128.969557] dump_stack+0x138/0x19c [ 128.973201] should_fail.cold+0x10f/0x159 [ 128.978233] __alloc_pages_nodemask+0x1d6/0x7a0 [ 128.983296] ? cache_grow_end.part.0+0x92/0x160 [ 128.988562] ? __alloc_pages_slowpath+0x2930/0x2930 [ 128.993718] cache_grow_begin+0x80/0x410 [ 128.997853] __kmalloc+0x6c2/0x7a0 [ 129.002838] ? __lockdep_init_map+0x10c/0x570 [ 129.007383] ? p9_fcall_alloc+0x1d/0x90 [ 129.011797] p9_fcall_alloc+0x1d/0x90 [ 129.015692] p9_client_prepare_req.part.0+0x73c/0xa90 [ 129.021211] p9_client_rpc+0x170/0x1190 [ 129.025190] ? p9_idpool_get+0xa3/0x100 [ 129.029713] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 129.035686] ? find_held_lock+0x35/0x130 [ 129.041302] ? p9_fid_create+0x2d5/0x3b0 [ 129.045357] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 129.050450] ? trace_hardirqs_on_caller+0x400/0x590 [ 129.055691] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 129.061092] p9_client_attach+0x152/0x6a0 [ 129.066012] ? trace_hardirqs_off+0xd/0x10 [ 129.070271] ? p9_client_readlink+0x410/0x410 [ 129.074758] ? trace_hardirqs_on_caller+0x400/0x590 [ 129.080119] v9fs_session_init+0xbe8/0x1590 [ 129.084453] ? v9fs_session_init+0xbe8/0x1590 [ 129.090044] ? v9fs_show_options+0x730/0x730 [ 129.094453] ? v9fs_mount+0x5e/0x870 [ 129.098155] ? rcu_read_lock_sched_held+0x110/0x130 [ 129.103164] ? kmem_cache_alloc_trace+0x626/0x790 [ 129.108170] ? free_pages+0x46/0x50 [ 129.111805] v9fs_mount+0x7d/0x870 [ 129.115353] mount_fs+0x9d/0x2a7 [ 129.118724] vfs_kern_mount.part.0+0x5e/0x3d0 [ 129.123405] do_mount+0x417/0x27d0 [ 129.127700] ? copy_mount_options+0x5c/0x2f0 [ 129.132252] ? rcu_read_lock_sched_held+0x110/0x130 [ 129.137786] ? copy_mount_string+0x40/0x40 [ 129.142276] ? copy_mount_options+0x1fe/0x2f0 [ 129.147037] SyS_mount+0xab/0x120 [ 129.150473] ? copy_mnt_ns+0x8c0/0x8c0 [ 129.154348] do_syscall_64+0x1eb/0x630 [ 129.158323] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 129.163162] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 129.168341] RIP: 0033:0x458c29 [ 129.171513] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 129.179307] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 129.186686] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 129.195708] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 129.202972] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 129.210237] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 129.231717] FAULT_INJECTION: forcing a failure. [ 129.231717] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 129.243562] CPU: 0 PID: 7409 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 129.252502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.262365] Call Trace: [ 129.264947] dump_stack+0x138/0x19c [ 129.268557] should_fail.cold+0x10f/0x159 [ 129.272697] __alloc_pages_nodemask+0x1d6/0x7a0 [ 129.277375] ? cache_grow_end.part.0+0x92/0x160 [ 129.282054] ? __alloc_pages_slowpath+0x2930/0x2930 [ 129.287086] cache_grow_begin+0x80/0x410 [ 129.291325] __kmalloc+0x6c2/0x7a0 [ 129.295153] ? __lockdep_init_map+0x10c/0x570 [ 129.299645] ? p9_fcall_alloc+0x1d/0x90 [ 129.303630] p9_fcall_alloc+0x1d/0x90 [ 129.307421] p9_client_prepare_req.part.0+0x73c/0xa90 [ 129.312603] p9_client_rpc+0x170/0x1190 [ 129.316582] ? p9_idpool_get+0xa3/0x100 [ 129.320549] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 129.326551] ? find_held_lock+0x35/0x130 [ 129.330619] ? p9_fid_create+0x2d5/0x3b0 [ 129.334876] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 129.339979] ? trace_hardirqs_on_caller+0x400/0x590 [ 129.345393] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 129.350507] p9_client_attach+0x152/0x6a0 [ 129.354674] ? trace_hardirqs_off+0xd/0x10 [ 129.358902] ? p9_client_readlink+0x410/0x410 [ 129.363413] ? trace_hardirqs_on_caller+0x400/0x590 [ 129.368418] v9fs_session_init+0xbe8/0x1590 [ 129.372726] ? v9fs_session_init+0xbe8/0x1590 [ 129.377225] ? v9fs_show_options+0x730/0x730 [ 129.381617] ? v9fs_mount+0x5e/0x870 [ 129.385519] ? rcu_read_lock_sched_held+0x110/0x130 [ 129.390753] ? kmem_cache_alloc_trace+0x626/0x790 [ 129.395954] ? free_pages+0x46/0x50 [ 129.400199] v9fs_mount+0x7d/0x870 [ 129.403814] mount_fs+0x9d/0x2a7 [ 129.407170] vfs_kern_mount.part.0+0x5e/0x3d0 [ 129.411660] do_mount+0x417/0x27d0 [ 129.415186] ? copy_mount_options+0x5c/0x2f0 [ 129.420396] ? rcu_read_lock_sched_held+0x110/0x130 [ 129.425407] ? copy_mount_string+0x40/0x40 [ 129.429656] ? copy_mount_options+0x1fe/0x2f0 [ 129.434148] SyS_mount+0xab/0x120 [ 129.437965] ? copy_mnt_ns+0x8c0/0x8c0 [ 129.441841] do_syscall_64+0x1eb/0x630 [ 129.445723] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 129.450563] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 129.455836] RIP: 0033:0x458c29 [ 129.459015] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 129.467022] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 129.475594] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 129.483047] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 129.490307] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 129.497563] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 129.518762] FAULT_INJECTION: forcing a failure. [ 129.518762] name failslab, interval 1, probability 0, space 0, times 0 [ 129.530688] CPU: 1 PID: 7411 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 129.538235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.548216] Call Trace: [ 129.550797] dump_stack+0x138/0x19c [ 129.554420] should_fail.cold+0x10f/0x159 [ 129.558961] should_failslab+0xdb/0x130 [ 129.562928] kmem_cache_alloc_trace+0x2ec/0x790 [ 129.567623] ? p9_client_readlink+0x410/0x410 [ 129.572302] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 129.578206] v9fs_session_init+0xc77/0x1590 [ 129.582910] ? v9fs_show_options+0x730/0x730 [ 129.587397] ? v9fs_mount+0x5e/0x870 [ 129.591103] ? rcu_read_lock_sched_held+0x110/0x130 [ 129.596119] ? kmem_cache_alloc_trace+0x626/0x790 [ 129.600954] ? free_pages+0x46/0x50 [ 129.604687] v9fs_mount+0x7d/0x870 [ 129.608218] mount_fs+0x9d/0x2a7 [ 129.611581] vfs_kern_mount.part.0+0x5e/0x3d0 [ 129.616503] do_mount+0x417/0x27d0 [ 129.620036] ? copy_mount_options+0x5c/0x2f0 [ 129.624459] ? rcu_read_lock_sched_held+0x110/0x130 [ 129.630013] ? copy_mount_string+0x40/0x40 [ 129.634266] ? copy_mount_options+0x1fe/0x2f0 [ 129.638756] SyS_mount+0xab/0x120 [ 129.642215] ? copy_mnt_ns+0x8c0/0x8c0 [ 129.646098] do_syscall_64+0x1eb/0x630 [ 129.651291] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 129.656145] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 129.661316] RIP: 0033:0x458c29 [ 129.664490] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 129.672213] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 129.679577] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 129.686835] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 129.694099] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 129.701699] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 129.723162] FAULT_INJECTION: forcing a failure. [ 129.723162] name failslab, interval 1, probability 0, space 0, times 0 [ 129.735265] CPU: 1 PID: 7413 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 129.742192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.751535] Call Trace: [ 129.754122] dump_stack+0x138/0x19c [ 129.757744] should_fail.cold+0x10f/0x159 [ 129.761883] should_failslab+0xdb/0x130 [ 129.765849] kmem_cache_alloc_trace+0x2ec/0x790 [ 129.770508] ? p9_client_readlink+0x410/0x410 [ 129.776416] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 129.781681] v9fs_session_init+0xc77/0x1590 [ 129.785995] ? v9fs_show_options+0x730/0x730 [ 129.790405] ? v9fs_mount+0x5e/0x870 [ 129.794107] ? rcu_read_lock_sched_held+0x110/0x130 [ 129.799208] ? kmem_cache_alloc_trace+0x626/0x790 [ 129.804044] ? free_pages+0x46/0x50 [ 129.807670] v9fs_mount+0x7d/0x870 [ 129.811343] mount_fs+0x9d/0x2a7 [ 129.814697] vfs_kern_mount.part.0+0x5e/0x3d0 [ 129.819180] do_mount+0x417/0x27d0 [ 129.823187] ? copy_mount_options+0x5c/0x2f0 [ 129.827587] ? rcu_read_lock_sched_held+0x110/0x130 [ 129.833730] ? copy_mount_string+0x40/0x40 [ 129.837954] ? copy_mount_options+0x1fe/0x2f0 [ 129.842442] SyS_mount+0xab/0x120 [ 129.845878] ? copy_mnt_ns+0x8c0/0x8c0 [ 129.849761] do_syscall_64+0x1eb/0x630 [ 129.853633] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 129.858497] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 129.863679] RIP: 0033:0x458c29 [ 129.866865] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 129.875474] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 129.882732] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 129.889989] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 129.897277] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 129.904531] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 129.926546] FAULT_INJECTION: forcing a failure. [ 129.926546] name failslab, interval 1, probability 0, space 0, times 0 [ 129.938117] CPU: 1 PID: 7415 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 129.945802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.956125] Call Trace: [ 129.959492] dump_stack+0x138/0x19c [ 129.963105] should_fail.cold+0x10f/0x159 [ 129.967238] should_failslab+0xdb/0x130 [ 129.971197] kmem_cache_alloc+0x2d9/0x780 [ 129.975330] ? snprintf+0xd0/0xd0 [ 129.978870] ? kmem_cache_alloc_trace+0x626/0x790 [ 129.983705] __fscache_acquire_cookie+0xe1/0x430 [ 129.988448] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 129.993642] v9fs_session_init+0xc77/0x1590 [ 129.997971] ? v9fs_show_options+0x730/0x730 [ 130.002365] ? v9fs_mount+0x5e/0x870 [ 130.006058] ? rcu_read_lock_sched_held+0x110/0x130 [ 130.011153] ? kmem_cache_alloc_trace+0x626/0x790 [ 130.016168] ? free_pages+0x46/0x50 [ 130.020109] v9fs_mount+0x7d/0x870 [ 130.023647] mount_fs+0x9d/0x2a7 [ 130.027009] vfs_kern_mount.part.0+0x5e/0x3d0 [ 130.031492] do_mount+0x417/0x27d0 [ 130.035014] ? copy_mount_options+0x5c/0x2f0 [ 130.039495] ? rcu_read_lock_sched_held+0x110/0x130 [ 130.044501] ? copy_mount_string+0x40/0x40 [ 130.048726] ? copy_mount_options+0x1fe/0x2f0 [ 130.053209] SyS_mount+0xab/0x120 [ 130.056645] ? copy_mnt_ns+0x8c0/0x8c0 [ 130.060520] do_syscall_64+0x1eb/0x630 [ 130.064390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 130.069228] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 130.074404] RIP: 0033:0x458c29 [ 130.077605] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 130.085405] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 130.092663] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 130.099932] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 130.107191] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 130.114799] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 130.138072] FAULT_INJECTION: forcing a failure. [ 130.138072] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 130.151150] CPU: 0 PID: 7417 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 130.158092] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.167726] Call Trace: [ 130.170313] dump_stack+0x138/0x19c [ 130.173936] should_fail.cold+0x10f/0x159 [ 130.178069] __alloc_pages_nodemask+0x1d6/0x7a0 [ 130.182729] ? cache_grow_end.part.0+0x92/0x160 [ 130.187408] ? __alloc_pages_slowpath+0x2930/0x2930 [ 130.192509] cache_grow_begin+0x80/0x410 [ 130.197033] __kmalloc+0x6c2/0x7a0 [ 130.202138] ? __lockdep_init_map+0x10c/0x570 [ 130.206990] ? p9_fcall_alloc+0x1d/0x90 [ 130.210962] p9_fcall_alloc+0x1d/0x90 [ 130.214761] p9_client_prepare_req.part.0+0x73c/0xa90 [ 130.220122] p9_client_rpc+0x170/0x1190 [ 130.224171] ? p9_idpool_get+0xa3/0x100 [ 130.228132] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 130.234202] ? find_held_lock+0x35/0x130 [ 130.238256] ? p9_fid_create+0x2d5/0x3b0 [ 130.242307] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 130.247601] ? trace_hardirqs_on_caller+0x400/0x590 [ 130.253853] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 130.259036] p9_client_attach+0x152/0x6a0 [ 130.263786] ? trace_hardirqs_off+0xd/0x10 [ 130.269230] ? p9_client_readlink+0x410/0x410 [ 130.273744] ? trace_hardirqs_on_caller+0x400/0x590 [ 130.278751] v9fs_session_init+0xbe8/0x1590 [ 130.284011] ? v9fs_session_init+0xbe8/0x1590 [ 130.288601] ? v9fs_show_options+0x730/0x730 [ 130.293004] ? v9fs_mount+0x5e/0x870 [ 130.296795] ? rcu_read_lock_sched_held+0x110/0x130 [ 130.301805] ? kmem_cache_alloc_trace+0x626/0x790 [ 130.306640] ? free_pages+0x46/0x50 [ 130.311144] v9fs_mount+0x7d/0x870 [ 130.314845] mount_fs+0x9d/0x2a7 [ 130.318639] vfs_kern_mount.part.0+0x5e/0x3d0 [ 130.323119] do_mount+0x417/0x27d0 [ 130.326667] ? copy_mount_options+0x5c/0x2f0 [ 130.331082] ? rcu_read_lock_sched_held+0x110/0x130 [ 130.336186] ? copy_mount_string+0x40/0x40 [ 130.340408] ? copy_mount_options+0x1fe/0x2f0 [ 130.344918] SyS_mount+0xab/0x120 [ 130.348401] ? copy_mnt_ns+0x8c0/0x8c0 [ 130.352278] do_syscall_64+0x1eb/0x630 [ 130.356168] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 130.361032] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 130.366215] RIP: 0033:0x458c29 [ 130.369388] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 130.377182] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 130.384491] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 130.392119] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 130.400647] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 130.412493] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 130.433316] FAULT_INJECTION: forcing a failure. [ 130.433316] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 130.446079] CPU: 0 PID: 7419 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 130.453166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.462690] Call Trace: [ 130.465295] dump_stack+0x138/0x19c [ 130.468916] should_fail.cold+0x10f/0x159 [ 130.473055] __alloc_pages_nodemask+0x1d6/0x7a0 [ 130.477726] ? cache_grow_end.part.0+0x92/0x160 [ 130.482408] ? __alloc_pages_slowpath+0x2930/0x2930 [ 130.487443] cache_grow_begin+0x80/0x410 [ 130.491555] __kmalloc+0x6c2/0x7a0 [ 130.495110] ? __lockdep_init_map+0x10c/0x570 [ 130.499605] ? p9_fcall_alloc+0x1d/0x90 [ 130.503577] p9_fcall_alloc+0x1d/0x90 [ 130.507363] p9_client_prepare_req.part.0+0x73c/0xa90 [ 130.512546] p9_client_rpc+0x170/0x1190 [ 130.516513] ? p9_idpool_get+0xa3/0x100 [ 130.520489] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 130.526458] ? find_held_lock+0x35/0x130 [ 130.530513] ? p9_fid_create+0x2d5/0x3b0 [ 130.534591] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 130.540225] ? trace_hardirqs_on_caller+0x400/0x590 [ 130.548287] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 130.553401] p9_client_attach+0x152/0x6a0 [ 130.557624] ? trace_hardirqs_off+0xd/0x10 [ 130.564721] ? p9_client_readlink+0x410/0x410 [ 130.570644] ? trace_hardirqs_on_caller+0x400/0x590 [ 130.575658] v9fs_session_init+0xbe8/0x1590 [ 130.591060] ? v9fs_session_init+0xbe8/0x1590 [ 130.600122] ? v9fs_show_options+0x730/0x730 [ 130.607837] ? v9fs_mount+0x5e/0x870 [ 130.611802] ? rcu_read_lock_sched_held+0x110/0x130 [ 130.616816] ? kmem_cache_alloc_trace+0x626/0x790 [ 130.621980] ? free_pages+0x46/0x50 [ 130.627501] v9fs_mount+0x7d/0x870 [ 130.631393] mount_fs+0x9d/0x2a7 [ 130.636862] vfs_kern_mount.part.0+0x5e/0x3d0 [ 130.644826] do_mount+0x417/0x27d0 [ 130.648955] ? copy_mount_options+0x5c/0x2f0 [ 130.654419] ? rcu_read_lock_sched_held+0x110/0x130 [ 130.661648] ? copy_mount_string+0x40/0x40 [ 130.669895] ? copy_mount_options+0x1fe/0x2f0 [ 130.676296] SyS_mount+0xab/0x120 [ 130.683780] ? copy_mnt_ns+0x8c0/0x8c0 [ 130.688898] do_syscall_64+0x1eb/0x630 [ 130.693382] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 130.698309] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 130.707243] RIP: 0033:0x458c29 [ 130.710926] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 130.721714] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 130.728998] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 130.736779] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 130.744244] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 130.753591] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 130.775339] FAULT_INJECTION: forcing a failure. [ 130.775339] name failslab, interval 1, probability 0, space 0, times 0 [ 130.791397] CPU: 0 PID: 7421 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 130.803042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.814869] Call Trace: [ 130.817455] dump_stack+0x138/0x19c [ 130.821099] should_fail.cold+0x10f/0x159 [ 130.825493] should_failslab+0xdb/0x130 [ 130.829459] kmem_cache_alloc+0x2d9/0x780 [ 130.833889] ? snprintf+0xd0/0xd0 [ 130.837517] ? kmem_cache_alloc_trace+0x626/0x790 [ 130.843365] __fscache_acquire_cookie+0xe1/0x430 [ 130.848649] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 130.854438] v9fs_session_init+0xc77/0x1590 [ 130.859153] ? v9fs_show_options+0x730/0x730 [ 130.863638] ? v9fs_mount+0x5e/0x870 [ 130.867463] ? rcu_read_lock_sched_held+0x110/0x130 [ 130.872465] ? kmem_cache_alloc_trace+0x626/0x790 [ 130.877295] ? free_pages+0x46/0x50 [ 130.880962] v9fs_mount+0x7d/0x870 [ 130.884665] mount_fs+0x9d/0x2a7 [ 130.888134] vfs_kern_mount.part.0+0x5e/0x3d0 [ 130.892626] do_mount+0x417/0x27d0 [ 130.896156] ? copy_mount_options+0x5c/0x2f0 [ 130.900936] ? rcu_read_lock_sched_held+0x110/0x130 [ 130.905945] ? copy_mount_string+0x40/0x40 [ 130.910298] ? copy_mount_options+0x1fe/0x2f0 [ 130.920380] SyS_mount+0xab/0x120 [ 130.931451] ? copy_mnt_ns+0x8c0/0x8c0 [ 130.939274] do_syscall_64+0x1eb/0x630 [ 130.943418] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 130.948435] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 130.953637] RIP: 0033:0x458c29 [ 130.958313] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 130.966516] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 130.973946] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 130.982239] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 130.989500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 130.997932] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 131.034152] FAULT_INJECTION: forcing a failure. [ 131.034152] name failslab, interval 1, probability 0, space 0, times 0 [ 131.046769] CPU: 1 PID: 7423 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 131.056435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.066371] Call Trace: [ 131.069173] dump_stack+0x138/0x19c [ 131.075233] should_fail.cold+0x10f/0x159 [ 131.081362] should_failslab+0xdb/0x130 [ 131.085763] kmem_cache_alloc+0x2d9/0x780 [ 131.090024] ? snprintf+0xd0/0xd0 [ 131.093712] ? kmem_cache_alloc_trace+0x626/0x790 [ 131.098941] __fscache_acquire_cookie+0xe1/0x430 [ 131.107204] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 131.112529] v9fs_session_init+0xc77/0x1590 [ 131.117849] ? v9fs_show_options+0x730/0x730 [ 131.122260] ? v9fs_mount+0x5e/0x870 [ 131.126957] ? rcu_read_lock_sched_held+0x110/0x130 [ 131.132760] ? kmem_cache_alloc_trace+0x626/0x790 [ 131.137605] ? free_pages+0x46/0x50 [ 131.141245] v9fs_mount+0x7d/0x870 [ 131.145148] mount_fs+0x9d/0x2a7 [ 131.148512] vfs_kern_mount.part.0+0x5e/0x3d0 [ 131.153544] do_mount+0x417/0x27d0 [ 131.157112] ? copy_mount_options+0x5c/0x2f0 [ 131.161776] ? rcu_read_lock_sched_held+0x110/0x130 [ 131.166803] ? copy_mount_string+0x40/0x40 [ 131.171037] ? copy_mount_options+0x1fe/0x2f0 [ 131.178292] SyS_mount+0xab/0x120 [ 131.182129] ? copy_mnt_ns+0x8c0/0x8c0 [ 131.187798] do_syscall_64+0x1eb/0x630 [ 131.191961] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 131.197223] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 131.202415] RIP: 0033:0x458c29 [ 131.205625] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 131.213327] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 131.221911] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 131.229173] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 131.236518] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 131.244040] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 131.266851] FAULT_INJECTION: forcing a failure. [ 131.266851] name failslab, interval 1, probability 0, space 0, times 0 [ 131.278321] CPU: 1 PID: 7425 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 131.285266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.294637] Call Trace: [ 131.297331] dump_stack+0x138/0x19c [ 131.300970] should_fail.cold+0x10f/0x159 [ 131.305119] should_failslab+0xdb/0x130 [ 131.309120] kmem_cache_alloc_trace+0x2ec/0x790 [ 131.313786] ? p9_client_readlink+0x410/0x410 [ 131.318359] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 131.323665] v9fs_session_init+0xc77/0x1590 [ 131.328016] ? v9fs_show_options+0x730/0x730 [ 131.332520] ? v9fs_mount+0x5e/0x870 [ 131.336225] ? rcu_read_lock_sched_held+0x110/0x130 [ 131.347828] ? kmem_cache_alloc_trace+0x626/0x790 [ 131.353709] ? free_pages+0x46/0x50 [ 131.357642] v9fs_mount+0x7d/0x870 [ 131.361208] mount_fs+0x9d/0x2a7 [ 131.364662] vfs_kern_mount.part.0+0x5e/0x3d0 [ 131.369168] do_mount+0x417/0x27d0 [ 131.372701] ? copy_mount_options+0x5c/0x2f0 [ 131.377101] ? rcu_read_lock_sched_held+0x110/0x130 [ 131.382323] ? copy_mount_string+0x40/0x40 [ 131.386569] ? copy_mount_options+0x1fe/0x2f0 [ 131.391063] SyS_mount+0xab/0x120 [ 131.394533] ? copy_mnt_ns+0x8c0/0x8c0 [ 131.398510] do_syscall_64+0x1eb/0x630 [ 131.402418] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 131.407262] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 131.412448] RIP: 0033:0x458c29 [ 131.415629] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 131.423421] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 131.430719] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 131.438765] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 131.446024] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 131.453576] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 131.475461] FAULT_INJECTION: forcing a failure. [ 131.475461] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 131.487310] CPU: 1 PID: 7427 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 131.494968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.504316] Call Trace: [ 131.506925] dump_stack+0x138/0x19c [ 131.510549] should_fail.cold+0x10f/0x159 [ 131.514709] __alloc_pages_nodemask+0x1d6/0x7a0 [ 131.519380] ? __alloc_pages_slowpath+0x2930/0x2930 [ 131.524420] cache_grow_begin+0x80/0x410 [ 131.528651] __kmalloc+0x6c2/0x7a0 [ 131.532186] ? __lockdep_init_map+0x10c/0x570 [ 131.536793] ? p9_fcall_alloc+0x1d/0x90 [ 131.540792] p9_fcall_alloc+0x1d/0x90 [ 131.544592] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 131.549794] p9_client_rpc+0x170/0x1190 [ 131.553761] ? p9_idpool_get+0xa3/0x100 [ 131.557742] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 131.563800] ? find_held_lock+0x35/0x130 [ 131.567846] ? p9_fid_create+0x2d5/0x3b0 [ 131.571900] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 131.577018] ? trace_hardirqs_on_caller+0x400/0x590 [ 131.582027] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 131.587390] p9_client_attach+0x152/0x6a0 [ 131.591618] ? trace_hardirqs_off+0xd/0x10 [ 131.596454] ? p9_client_readlink+0x410/0x410 [ 131.601753] ? trace_hardirqs_on_caller+0x400/0x590 [ 131.609287] v9fs_session_init+0xbe8/0x1590 [ 131.613622] ? v9fs_session_init+0xbe8/0x1590 [ 131.618468] ? v9fs_show_options+0x730/0x730 [ 131.622879] ? v9fs_mount+0x5e/0x870 [ 131.626695] ? rcu_read_lock_sched_held+0x110/0x130 [ 131.632673] ? kmem_cache_alloc_trace+0x626/0x790 [ 131.637717] ? free_pages+0x46/0x50 [ 131.641951] v9fs_mount+0x7d/0x870 [ 131.645509] mount_fs+0x9d/0x2a7 [ 131.649236] vfs_kern_mount.part.0+0x5e/0x3d0 [ 131.653740] do_mount+0x417/0x27d0 [ 131.657283] ? copy_mount_options+0x5c/0x2f0 [ 131.661685] ? rcu_read_lock_sched_held+0x110/0x130 [ 131.666705] ? copy_mount_string+0x40/0x40 [ 131.671111] ? copy_mount_options+0x1fe/0x2f0 [ 131.675615] SyS_mount+0xab/0x120 [ 131.679060] ? copy_mnt_ns+0x8c0/0x8c0 [ 131.683041] do_syscall_64+0x1eb/0x630 [ 131.686911] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 131.691831] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 131.697029] RIP: 0033:0x458c29 [ 131.700227] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 131.715126] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 131.724319] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 131.731603] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 131.738989] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 131.746329] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 131.769910] FAULT_INJECTION: forcing a failure. [ 131.769910] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 131.782123] CPU: 0 PID: 7429 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 131.789511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.798857] Call Trace: [ 131.802148] dump_stack+0x138/0x19c [ 131.807519] should_fail.cold+0x10f/0x159 [ 131.811653] __alloc_pages_nodemask+0x1d6/0x7a0 [ 131.816317] ? cache_grow_end.part.0+0x92/0x160 [ 131.821653] ? __alloc_pages_slowpath+0x2930/0x2930 [ 131.827107] cache_grow_begin+0x80/0x410 [ 131.831187] __kmalloc+0x6c2/0x7a0 [ 131.834721] ? __lockdep_init_map+0x10c/0x570 [ 131.839208] ? p9_fcall_alloc+0x1d/0x90 [ 131.843436] p9_fcall_alloc+0x1d/0x90 [ 131.847256] p9_client_prepare_req.part.0+0x73c/0xa90 [ 131.854629] p9_client_rpc+0x170/0x1190 [ 131.859867] ? p9_idpool_get+0xa3/0x100 [ 131.864186] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 131.870178] ? find_held_lock+0x35/0x130 [ 131.874235] ? p9_fid_create+0x2d5/0x3b0 [ 131.878481] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 131.884630] ? trace_hardirqs_on_caller+0x400/0x590 [ 131.890458] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 131.896235] p9_client_attach+0x152/0x6a0 [ 131.900393] ? trace_hardirqs_off+0xd/0x10 [ 131.904635] ? p9_client_readlink+0x410/0x410 [ 131.909142] ? trace_hardirqs_on_caller+0x400/0x590 [ 131.916768] v9fs_session_init+0xbe8/0x1590 [ 131.922302] ? v9fs_session_init+0xbe8/0x1590 [ 131.926792] ? v9fs_show_options+0x730/0x730 [ 131.931214] ? v9fs_mount+0x5e/0x870 [ 131.934940] ? rcu_read_lock_sched_held+0x110/0x130 [ 131.940428] ? kmem_cache_alloc_trace+0x626/0x790 [ 131.945359] ? free_pages+0x46/0x50 [ 131.948977] v9fs_mount+0x7d/0x870 [ 131.952522] mount_fs+0x9d/0x2a7 [ 131.955977] vfs_kern_mount.part.0+0x5e/0x3d0 [ 131.960559] do_mount+0x417/0x27d0 [ 131.964102] ? copy_mount_options+0x5c/0x2f0 [ 131.968537] ? rcu_read_lock_sched_held+0x110/0x130 [ 131.975121] ? copy_mount_string+0x40/0x40 [ 131.979496] ? copy_mount_options+0x1fe/0x2f0 [ 131.985295] SyS_mount+0xab/0x120 [ 131.988767] ? copy_mnt_ns+0x8c0/0x8c0 [ 131.992827] do_syscall_64+0x1eb/0x630 [ 131.997171] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 132.002016] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 132.007330] RIP: 0033:0x458c29 [ 132.010517] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 132.019342] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 132.028703] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 132.036837] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 132.045579] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 132.053332] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 132.075274] FAULT_INJECTION: forcing a failure. [ 132.075274] name failslab, interval 1, probability 0, space 0, times 0 [ 132.086907] CPU: 0 PID: 7431 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 132.093978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.103516] Call Trace: [ 132.106102] dump_stack+0x138/0x19c [ 132.109741] should_fail.cold+0x10f/0x159 [ 132.114160] should_failslab+0xdb/0x130 [ 132.118280] kmem_cache_alloc_trace+0x2ec/0x790 [ 132.122948] ? p9_client_readlink+0x410/0x410 [ 132.127438] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 132.132709] v9fs_session_init+0xc77/0x1590 [ 132.137032] ? v9fs_show_options+0x730/0x730 [ 132.141448] ? v9fs_mount+0x5e/0x870 [ 132.145170] ? rcu_read_lock_sched_held+0x110/0x130 [ 132.150181] ? kmem_cache_alloc_trace+0x626/0x790 [ 132.155025] ? free_pages+0x46/0x50 [ 132.158656] v9fs_mount+0x7d/0x870 [ 132.162366] mount_fs+0x9d/0x2a7 [ 132.165734] vfs_kern_mount.part.0+0x5e/0x3d0 [ 132.170256] do_mount+0x417/0x27d0 [ 132.173794] ? copy_mount_options+0x5c/0x2f0 [ 132.178220] ? rcu_read_lock_sched_held+0x110/0x130 [ 132.183236] ? copy_mount_string+0x40/0x40 [ 132.187468] ? copy_mount_options+0x1fe/0x2f0 [ 132.191956] SyS_mount+0xab/0x120 [ 132.195394] ? copy_mnt_ns+0x8c0/0x8c0 [ 132.199277] do_syscall_64+0x1eb/0x630 [ 132.203155] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 132.208102] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 132.213281] RIP: 0033:0x458c29 [ 132.216454] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 132.224235] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 132.231508] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 132.238785] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 132.246046] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 132.253323] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 132.276157] FAULT_INJECTION: forcing a failure. [ 132.276157] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 132.288006] CPU: 1 PID: 7433 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 132.294922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.305836] Call Trace: [ 132.309328] dump_stack+0x138/0x19c [ 132.312998] should_fail.cold+0x10f/0x159 [ 132.317153] __alloc_pages_nodemask+0x1d6/0x7a0 [ 132.321824] ? cache_grow_end.part.0+0x92/0x160 [ 132.326576] ? __alloc_pages_slowpath+0x2930/0x2930 [ 132.331617] cache_grow_begin+0x80/0x410 [ 132.335680] __kmalloc+0x6c2/0x7a0 [ 132.339213] ? __lockdep_init_map+0x10c/0x570 [ 132.345260] ? p9_fcall_alloc+0x1d/0x90 [ 132.349302] p9_fcall_alloc+0x1d/0x90 [ 132.353319] p9_client_prepare_req.part.0+0x73c/0xa90 [ 132.359571] p9_client_rpc+0x170/0x1190 [ 132.363546] ? p9_idpool_get+0xa3/0x100 [ 132.367532] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 132.375680] ? find_held_lock+0x35/0x130 [ 132.380006] ? p9_fid_create+0x2d5/0x3b0 [ 132.384169] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 132.393223] ? trace_hardirqs_on_caller+0x400/0x590 [ 132.398596] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 132.403877] p9_client_attach+0x152/0x6a0 [ 132.408027] ? trace_hardirqs_off+0xd/0x10 [ 132.412264] ? p9_client_readlink+0x410/0x410 [ 132.417035] ? trace_hardirqs_on_caller+0x400/0x590 [ 132.423868] v9fs_session_init+0xbe8/0x1590 [ 132.428795] ? v9fs_session_init+0xbe8/0x1590 [ 132.433486] ? v9fs_show_options+0x730/0x730 [ 132.438498] ? v9fs_mount+0x5e/0x870 [ 132.442226] ? rcu_read_lock_sched_held+0x110/0x130 [ 132.447244] ? kmem_cache_alloc_trace+0x626/0x790 [ 132.452350] ? free_pages+0x46/0x50 [ 132.455986] v9fs_mount+0x7d/0x870 [ 132.459527] mount_fs+0x9d/0x2a7 [ 132.463597] vfs_kern_mount.part.0+0x5e/0x3d0 [ 132.468180] do_mount+0x417/0x27d0 [ 132.471742] ? copy_mount_options+0x5c/0x2f0 [ 132.476149] ? rcu_read_lock_sched_held+0x110/0x130 [ 132.481162] ? copy_mount_string+0x40/0x40 [ 132.485392] ? copy_mount_options+0x1fe/0x2f0 [ 132.489908] SyS_mount+0xab/0x120 [ 132.493358] ? copy_mnt_ns+0x8c0/0x8c0 [ 132.497246] do_syscall_64+0x1eb/0x630 [ 132.501122] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 132.505985] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 132.511167] RIP: 0033:0x458c29 [ 132.514339] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 132.522227] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 132.529500] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 132.536784] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 132.544152] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 132.551416] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 132.575104] FAULT_INJECTION: forcing a failure. [ 132.575104] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 132.586956] CPU: 0 PID: 7435 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 132.593872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.603422] Call Trace: [ 132.606003] dump_stack+0x138/0x19c [ 132.609620] should_fail.cold+0x10f/0x159 [ 132.613764] __alloc_pages_nodemask+0x1d6/0x7a0 [ 132.618425] ? cache_grow_end.part.0+0x92/0x160 [ 132.623173] ? __alloc_pages_slowpath+0x2930/0x2930 [ 132.628885] cache_grow_begin+0x80/0x410 [ 132.632945] __kmalloc+0x6c2/0x7a0 [ 132.636479] ? __lockdep_init_map+0x10c/0x570 [ 132.644623] ? p9_fcall_alloc+0x1d/0x90 [ 132.648607] p9_fcall_alloc+0x1d/0x90 [ 132.652402] p9_client_prepare_req.part.0+0x73c/0xa90 [ 132.657703] p9_client_rpc+0x170/0x1190 [ 132.661691] ? p9_idpool_get+0xa3/0x100 [ 132.665674] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 132.671667] ? find_held_lock+0x35/0x130 [ 132.675720] ? p9_fid_create+0x2d5/0x3b0 [ 132.679786] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 132.684897] ? trace_hardirqs_on_caller+0x400/0x590 [ 132.690106] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 132.695213] p9_client_attach+0x152/0x6a0 [ 132.699376] ? trace_hardirqs_off+0xd/0x10 [ 132.703796] ? p9_client_readlink+0x410/0x410 [ 132.708298] ? trace_hardirqs_on_caller+0x400/0x590 [ 132.713305] v9fs_session_init+0xbe8/0x1590 [ 132.717896] ? v9fs_session_init+0xbe8/0x1590 [ 132.722403] ? v9fs_show_options+0x730/0x730 [ 132.726807] ? v9fs_mount+0x5e/0x870 [ 132.730508] ? rcu_read_lock_sched_held+0x110/0x130 [ 132.735515] ? kmem_cache_alloc_trace+0x626/0x790 [ 132.741045] ? free_pages+0x46/0x50 [ 132.744660] v9fs_mount+0x7d/0x870 [ 132.748209] mount_fs+0x9d/0x2a7 [ 132.751609] vfs_kern_mount.part.0+0x5e/0x3d0 [ 132.756101] do_mount+0x417/0x27d0 [ 132.759714] ? copy_mount_options+0x5c/0x2f0 [ 132.764124] ? rcu_read_lock_sched_held+0x110/0x130 [ 132.769141] ? copy_mount_string+0x40/0x40 [ 132.774434] ? copy_mount_options+0x1fe/0x2f0 [ 132.780349] SyS_mount+0xab/0x120 [ 132.783797] ? copy_mnt_ns+0x8c0/0x8c0 [ 132.787678] do_syscall_64+0x1eb/0x630 [ 132.791768] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 132.796626] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 132.802421] RIP: 0033:0x458c29 [ 132.805596] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 132.813448] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 132.822042] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 132.829307] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 132.836616] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 132.843883] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 132.865032] FAULT_INJECTION: forcing a failure. [ 132.865032] name failslab, interval 1, probability 0, space 0, times 0 [ 132.876811] CPU: 1 PID: 7437 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 132.884668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.894189] Call Trace: [ 132.896772] dump_stack+0x138/0x19c [ 132.900456] should_fail.cold+0x10f/0x159 [ 132.904748] should_failslab+0xdb/0x130 [ 132.908729] kmem_cache_alloc+0x2d9/0x780 [ 132.913113] ? snprintf+0xd0/0xd0 [ 132.916701] ? kmem_cache_alloc_trace+0x626/0x790 [ 132.921569] __fscache_acquire_cookie+0xe1/0x430 [ 132.926413] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 132.931810] v9fs_session_init+0xc77/0x1590 [ 132.936173] ? v9fs_show_options+0x730/0x730 [ 132.940601] ? v9fs_mount+0x5e/0x870 [ 132.944861] ? rcu_read_lock_sched_held+0x110/0x130 [ 132.949899] ? kmem_cache_alloc_trace+0x626/0x790 [ 132.954998] ? free_pages+0x46/0x50 [ 132.958637] v9fs_mount+0x7d/0x870 [ 132.962194] mount_fs+0x9d/0x2a7 [ 132.965912] vfs_kern_mount.part.0+0x5e/0x3d0 [ 132.970753] do_mount+0x417/0x27d0 [ 132.974402] ? copy_mount_options+0x5c/0x2f0 [ 132.978823] ? rcu_read_lock_sched_held+0x110/0x130 [ 132.986212] ? copy_mount_string+0x40/0x40 [ 132.990468] ? copy_mount_options+0x1fe/0x2f0 [ 132.994965] SyS_mount+0xab/0x120 [ 132.998428] ? copy_mnt_ns+0x8c0/0x8c0 [ 133.003338] do_syscall_64+0x1eb/0x630 [ 133.007237] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.012116] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 133.017319] RIP: 0033:0x458c29 [ 133.020507] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 133.028255] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 133.035918] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 2019/04/20 00:25:22 executed programs: 167 [ 133.043180] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 133.051328] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 133.058595] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 133.083695] FAULT_INJECTION: forcing a failure. [ 133.083695] name failslab, interval 1, probability 0, space 0, times 0 [ 133.095264] CPU: 1 PID: 7439 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 133.102212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.111646] Call Trace: [ 133.114298] dump_stack+0x138/0x19c [ 133.117922] should_fail.cold+0x10f/0x159 [ 133.122148] should_failslab+0xdb/0x130 [ 133.126848] kmem_cache_alloc+0x2d9/0x780 [ 133.131006] ? snprintf+0xd0/0xd0 [ 133.134453] ? kmem_cache_alloc_trace+0x626/0x790 [ 133.139307] __fscache_acquire_cookie+0xe1/0x430 [ 133.144057] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 133.149247] v9fs_session_init+0xc77/0x1590 [ 133.153577] ? v9fs_show_options+0x730/0x730 [ 133.157982] ? v9fs_mount+0x5e/0x870 [ 133.161694] ? rcu_read_lock_sched_held+0x110/0x130 [ 133.166910] ? kmem_cache_alloc_trace+0x626/0x790 [ 133.171908] ? free_pages+0x46/0x50 [ 133.177269] v9fs_mount+0x7d/0x870 [ 133.180802] mount_fs+0x9d/0x2a7 [ 133.184187] vfs_kern_mount.part.0+0x5e/0x3d0 [ 133.188674] do_mount+0x417/0x27d0 [ 133.192222] ? copy_mount_options+0x5c/0x2f0 [ 133.196821] ? rcu_read_lock_sched_held+0x110/0x130 [ 133.201922] ? copy_mount_string+0x40/0x40 [ 133.209984] ? copy_mount_options+0x1fe/0x2f0 [ 133.215785] SyS_mount+0xab/0x120 [ 133.219223] ? copy_mnt_ns+0x8c0/0x8c0 [ 133.223196] do_syscall_64+0x1eb/0x630 [ 133.227085] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.233457] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 133.238648] RIP: 0033:0x458c29 [ 133.242192] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 133.249887] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 133.257146] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 133.264407] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 133.271660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 133.278913] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 133.302154] FAULT_INJECTION: forcing a failure. [ 133.302154] name failslab, interval 1, probability 0, space 0, times 0 [ 133.317574] CPU: 1 PID: 7441 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 133.324506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.337700] Call Trace: [ 133.342106] dump_stack+0x138/0x19c [ 133.345931] should_fail.cold+0x10f/0x159 [ 133.350444] should_failslab+0xdb/0x130 [ 133.355447] kmem_cache_alloc_trace+0x2ec/0x790 [ 133.362322] ? lock_downgrade+0x6e0/0x6e0 [ 133.367012] sget_userns+0xfe/0xc30 [ 133.370654] ? v9fs_kill_super+0xa0/0xa0 [ 133.374707] ? v9fs_kill_super+0xa0/0xa0 [ 133.378941] ? v9fs_kill_super+0xa0/0xa0 [ 133.383421] sget+0xd6/0x120 [ 133.386513] v9fs_mount+0xa8/0x870 [ 133.390048] mount_fs+0x9d/0x2a7 [ 133.393765] vfs_kern_mount.part.0+0x5e/0x3d0 [ 133.398560] do_mount+0x417/0x27d0 [ 133.402093] ? copy_mount_options+0x5c/0x2f0 [ 133.407472] ? rcu_read_lock_sched_held+0x110/0x130 [ 133.413619] ? copy_mount_string+0x40/0x40 [ 133.417871] ? copy_mount_options+0x1fe/0x2f0 [ 133.422358] SyS_mount+0xab/0x120 [ 133.427487] ? copy_mnt_ns+0x8c0/0x8c0 [ 133.432872] do_syscall_64+0x1eb/0x630 [ 133.436743] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.443785] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 133.448986] RIP: 0033:0x458c29 [ 133.454382] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 133.462090] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 133.469362] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 133.478104] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 133.486424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 133.493856] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 133.512889] FAULT_INJECTION: forcing a failure. [ 133.512889] name failslab, interval 1, probability 0, space 0, times 0 [ 133.525495] CPU: 1 PID: 7443 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 133.532861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.543606] Call Trace: [ 133.546314] dump_stack+0x138/0x19c [ 133.550037] should_fail.cold+0x10f/0x159 [ 133.554631] should_failslab+0xdb/0x130 [ 133.559227] kmem_cache_alloc+0x2d9/0x780 [ 133.568368] ? snprintf+0xd0/0xd0 [ 133.573168] ? kmem_cache_alloc_trace+0x626/0x790 [ 133.580125] __fscache_acquire_cookie+0xe1/0x430 [ 133.586384] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 133.591670] v9fs_session_init+0xc77/0x1590 [ 133.599415] ? v9fs_show_options+0x730/0x730 [ 133.608274] ? v9fs_mount+0x5e/0x870 [ 133.612012] ? rcu_read_lock_sched_held+0x110/0x130 [ 133.620857] ? kmem_cache_alloc_trace+0x626/0x790 [ 133.627412] ? free_pages+0x46/0x50 [ 133.631041] v9fs_mount+0x7d/0x870 [ 133.635201] mount_fs+0x9d/0x2a7 [ 133.638553] vfs_kern_mount.part.0+0x5e/0x3d0 [ 133.643915] do_mount+0x417/0x27d0 [ 133.648390] ? copy_mount_options+0x5c/0x2f0 [ 133.653153] ? rcu_read_lock_sched_held+0x110/0x130 [ 133.658520] ? copy_mount_string+0x40/0x40 [ 133.663378] ? copy_mount_options+0x1fe/0x2f0 [ 133.670059] SyS_mount+0xab/0x120 [ 133.675724] ? copy_mnt_ns+0x8c0/0x8c0 [ 133.679629] do_syscall_64+0x1eb/0x630 [ 133.685965] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.691112] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 133.697714] RIP: 0033:0x458c29 [ 133.701018] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 133.714796] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 133.724696] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 133.732687] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 133.740958] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 133.749279] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 133.771219] FAULT_INJECTION: forcing a failure. [ 133.771219] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 133.783324] CPU: 0 PID: 7445 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 133.790246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.799779] Call Trace: [ 133.803669] dump_stack+0x138/0x19c [ 133.808348] should_fail.cold+0x10f/0x159 [ 133.813164] __alloc_pages_nodemask+0x1d6/0x7a0 [ 133.828359] ? cache_grow_end.part.0+0x92/0x160 [ 133.833162] ? __alloc_pages_slowpath+0x2930/0x2930 [ 133.838268] cache_grow_begin+0x80/0x410 [ 133.842323] __kmalloc+0x6c2/0x7a0 [ 133.845853] ? __lockdep_init_map+0x10c/0x570 [ 133.850359] ? p9_fcall_alloc+0x1d/0x90 [ 133.856427] p9_fcall_alloc+0x1d/0x90 [ 133.860583] p9_client_prepare_req.part.0+0x73c/0xa90 [ 133.871692] p9_client_rpc+0x170/0x1190 [ 133.875772] ? p9_idpool_get+0xa3/0x100 [ 133.880013] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 133.886266] ? find_held_lock+0x35/0x130 [ 133.891008] ? p9_fid_create+0x2d5/0x3b0 [ 133.896009] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 133.901111] ? trace_hardirqs_on_caller+0x400/0x590 [ 133.906144] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 133.911363] p9_client_attach+0x152/0x6a0 [ 133.915737] ? trace_hardirqs_off+0xd/0x10 [ 133.920100] ? p9_client_readlink+0x410/0x410 [ 133.928228] ? trace_hardirqs_on_caller+0x400/0x590 [ 133.933272] v9fs_session_init+0xbe8/0x1590 [ 133.937606] ? v9fs_session_init+0xbe8/0x1590 [ 133.942099] ? v9fs_show_options+0x730/0x730 [ 133.946498] ? v9fs_mount+0x5e/0x870 [ 133.951875] ? rcu_read_lock_sched_held+0x110/0x130 [ 133.958979] ? kmem_cache_alloc_trace+0x626/0x790 [ 133.963832] ? free_pages+0x46/0x50 [ 133.967480] v9fs_mount+0x7d/0x870 [ 133.971036] mount_fs+0x9d/0x2a7 [ 133.975617] vfs_kern_mount.part.0+0x5e/0x3d0 [ 133.980369] do_mount+0x417/0x27d0 [ 133.983897] ? copy_mount_options+0x5c/0x2f0 [ 133.988323] ? rcu_read_lock_sched_held+0x110/0x130 [ 133.993343] ? copy_mount_string+0x40/0x40 [ 133.997596] ? copy_mount_options+0x1fe/0x2f0 [ 134.002446] SyS_mount+0xab/0x120 [ 134.005885] ? copy_mnt_ns+0x8c0/0x8c0 [ 134.009934] do_syscall_64+0x1eb/0x630 [ 134.013985] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 134.018825] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 134.024032] RIP: 0033:0x458c29 [ 134.027320] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 134.035108] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 134.047722] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 134.060663] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 134.069825] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 134.084459] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 134.106140] FAULT_INJECTION: forcing a failure. [ 134.106140] name failslab, interval 1, probability 0, space 0, times 0 [ 134.118675] CPU: 0 PID: 7447 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 134.125604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.135199] Call Trace: [ 134.137781] dump_stack+0x138/0x19c [ 134.141402] should_fail.cold+0x10f/0x159 [ 134.146424] should_failslab+0xdb/0x130 [ 134.151797] kmem_cache_alloc+0x2d9/0x780 [ 134.156033] ? snprintf+0xd0/0xd0 [ 134.162011] ? kmem_cache_alloc_trace+0x626/0x790 [ 134.166952] __fscache_acquire_cookie+0xe1/0x430 [ 134.172074] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 134.177348] v9fs_session_init+0xc77/0x1590 [ 134.182462] ? v9fs_show_options+0x730/0x730 [ 134.186860] ? v9fs_mount+0x5e/0x870 [ 134.190597] ? rcu_read_lock_sched_held+0x110/0x130 [ 134.195613] ? kmem_cache_alloc_trace+0x626/0x790 [ 134.200794] ? free_pages+0x46/0x50 [ 134.204411] v9fs_mount+0x7d/0x870 [ 134.207938] mount_fs+0x9d/0x2a7 [ 134.211292] vfs_kern_mount.part.0+0x5e/0x3d0 [ 134.215776] do_mount+0x417/0x27d0 [ 134.219299] ? copy_mount_options+0x5c/0x2f0 [ 134.224567] ? rcu_read_lock_sched_held+0x110/0x130 [ 134.229583] ? copy_mount_string+0x40/0x40 [ 134.233810] ? copy_mount_options+0x1fe/0x2f0 [ 134.238294] SyS_mount+0xab/0x120 [ 134.241733] ? copy_mnt_ns+0x8c0/0x8c0 [ 134.245630] do_syscall_64+0x1eb/0x630 [ 134.249504] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 134.254391] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 134.259652] RIP: 0033:0x458c29 [ 134.262832] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 134.270532] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 134.277827] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 134.286425] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 134.295959] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 134.303775] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 134.323876] FAULT_INJECTION: forcing a failure. [ 134.323876] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 134.335716] CPU: 0 PID: 7449 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 134.342624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.352248] Call Trace: [ 134.354825] dump_stack+0x138/0x19c [ 134.358441] should_fail.cold+0x10f/0x159 [ 134.362622] __alloc_pages_nodemask+0x1d6/0x7a0 [ 134.367284] ? cache_grow_end.part.0+0x92/0x160 [ 134.371944] ? __alloc_pages_slowpath+0x2930/0x2930 [ 134.377234] cache_grow_begin+0x80/0x410 [ 134.381291] __kmalloc+0x6c2/0x7a0 [ 134.384999] ? __lockdep_init_map+0x10c/0x570 [ 134.389482] ? p9_fcall_alloc+0x1d/0x90 [ 134.393535] p9_fcall_alloc+0x1d/0x90 [ 134.397349] p9_client_prepare_req.part.0+0x73c/0xa90 [ 134.402754] p9_client_rpc+0x170/0x1190 [ 134.406718] ? p9_idpool_get+0xa3/0x100 [ 134.410677] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 134.416908] ? find_held_lock+0x35/0x130 [ 134.420963] ? p9_fid_create+0x2d5/0x3b0 [ 134.425028] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 134.430209] ? trace_hardirqs_on_caller+0x400/0x590 [ 134.435214] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 134.440313] p9_client_attach+0x152/0x6a0 [ 134.444454] ? trace_hardirqs_off+0xd/0x10 [ 134.448690] ? p9_client_readlink+0x410/0x410 [ 134.453367] ? trace_hardirqs_on_caller+0x400/0x590 [ 134.458372] v9fs_session_init+0xbe8/0x1590 [ 134.462703] ? v9fs_session_init+0xbe8/0x1590 [ 134.467298] ? v9fs_show_options+0x730/0x730 [ 134.471918] ? v9fs_mount+0x5e/0x870 [ 134.475617] ? rcu_read_lock_sched_held+0x110/0x130 [ 134.480634] ? kmem_cache_alloc_trace+0x626/0x790 [ 134.485480] ? free_pages+0x46/0x50 [ 134.489094] v9fs_mount+0x7d/0x870 [ 134.492625] mount_fs+0x9d/0x2a7 [ 134.495979] vfs_kern_mount.part.0+0x5e/0x3d0 [ 134.500650] do_mount+0x417/0x27d0 [ 134.504189] ? copy_mount_options+0x5c/0x2f0 [ 134.508620] ? rcu_read_lock_sched_held+0x110/0x130 [ 134.513923] ? copy_mount_string+0x40/0x40 [ 134.518178] ? copy_mount_options+0x1fe/0x2f0 [ 134.522694] SyS_mount+0xab/0x120 [ 134.526136] ? copy_mnt_ns+0x8c0/0x8c0 [ 134.530018] do_syscall_64+0x1eb/0x630 [ 134.533907] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 134.540899] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 134.546113] RIP: 0033:0x458c29 [ 134.549295] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 134.556999] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 134.564436] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 134.571793] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 134.579049] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 134.586313] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 134.607441] FAULT_INJECTION: forcing a failure. [ 134.607441] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 134.619554] CPU: 0 PID: 7451 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 134.626754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.636106] Call Trace: [ 134.638711] dump_stack+0x138/0x19c [ 134.642504] should_fail.cold+0x10f/0x159 [ 134.646644] __alloc_pages_nodemask+0x1d6/0x7a0 [ 134.651328] ? cache_grow_end.part.0+0x92/0x160 [ 134.656018] ? __alloc_pages_slowpath+0x2930/0x2930 [ 134.662373] cache_grow_begin+0x80/0x410 [ 134.666423] __kmalloc+0x6c2/0x7a0 [ 134.669958] ? __lockdep_init_map+0x10c/0x570 [ 134.676808] ? p9_fcall_alloc+0x1d/0x90 [ 134.680773] p9_fcall_alloc+0x1d/0x90 [ 134.684564] p9_client_prepare_req.part.0+0x73c/0xa90 [ 134.689779] p9_client_rpc+0x170/0x1190 [ 134.693750] ? p9_idpool_get+0xa3/0x100 [ 134.697732] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 134.703702] ? find_held_lock+0x35/0x130 [ 134.707759] ? p9_fid_create+0x2d5/0x3b0 [ 134.711813] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 134.717173] ? trace_hardirqs_on_caller+0x400/0x590 [ 134.722535] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 134.728131] p9_client_attach+0x152/0x6a0 [ 134.733177] ? trace_hardirqs_off+0xd/0x10 [ 134.737407] ? p9_client_readlink+0x410/0x410 [ 134.741887] ? trace_hardirqs_on_caller+0x400/0x590 [ 134.746895] v9fs_session_init+0xbe8/0x1590 [ 134.751314] ? v9fs_session_init+0xbe8/0x1590 [ 134.755808] ? v9fs_show_options+0x730/0x730 [ 134.760222] ? v9fs_mount+0x5e/0x870 [ 134.765001] ? rcu_read_lock_sched_held+0x110/0x130 [ 134.770027] ? kmem_cache_alloc_trace+0x626/0x790 [ 134.775045] ? free_pages+0x46/0x50 [ 134.778661] v9fs_mount+0x7d/0x870 [ 134.782210] mount_fs+0x9d/0x2a7 [ 134.785592] vfs_kern_mount.part.0+0x5e/0x3d0 [ 134.790083] do_mount+0x417/0x27d0 [ 134.794618] ? copy_mount_options+0x5c/0x2f0 [ 134.806294] ? rcu_read_lock_sched_held+0x110/0x130 [ 134.811306] ? copy_mount_string+0x40/0x40 [ 134.816052] ? copy_mount_options+0x1fe/0x2f0 [ 134.821282] SyS_mount+0xab/0x120 [ 134.824732] ? copy_mnt_ns+0x8c0/0x8c0 [ 134.828695] do_syscall_64+0x1eb/0x630 [ 134.832569] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 134.837781] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 134.842975] RIP: 0033:0x458c29 [ 134.846164] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 134.854048] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 134.861336] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 134.868602] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 134.875885] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 134.883234] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 134.904052] FAULT_INJECTION: forcing a failure. [ 134.904052] name failslab, interval 1, probability 0, space 0, times 0 [ 134.916808] CPU: 0 PID: 7453 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 134.923758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.934187] Call Trace: [ 134.936770] dump_stack+0x138/0x19c [ 134.940411] should_fail.cold+0x10f/0x159 [ 134.944552] should_failslab+0xdb/0x130 [ 134.948548] __kmalloc+0x2f3/0x7a0 [ 134.952086] ? __lockdep_init_map+0x10c/0x570 [ 134.956577] ? __lockdep_init_map+0x10c/0x570 [ 134.961061] ? p9_fcall_alloc+0x1d/0x90 [ 134.965024] p9_fcall_alloc+0x1d/0x90 [ 134.968833] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 134.974043] p9_client_rpc+0x170/0x1190 [ 134.978903] ? p9_idpool_get+0xa3/0x100 [ 134.982887] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 134.988880] ? find_held_lock+0x35/0x130 [ 134.992939] ? p9_fid_create+0x2d5/0x3b0 [ 134.996993] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 135.002097] ? trace_hardirqs_on_caller+0x400/0x590 [ 135.007141] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 135.012269] p9_client_attach+0x152/0x6a0 [ 135.016411] ? trace_hardirqs_off+0xd/0x10 [ 135.020653] ? p9_client_readlink+0x410/0x410 [ 135.025408] ? trace_hardirqs_on_caller+0x400/0x590 [ 135.030427] v9fs_session_init+0xbe8/0x1590 [ 135.034744] ? v9fs_session_init+0xbe8/0x1590 [ 135.039229] ? v9fs_show_options+0x730/0x730 [ 135.043660] ? v9fs_mount+0x5e/0x870 [ 135.047456] ? rcu_read_lock_sched_held+0x110/0x130 [ 135.052474] ? kmem_cache_alloc_trace+0x626/0x790 [ 135.057318] ? free_pages+0x46/0x50 [ 135.060934] v9fs_mount+0x7d/0x870 [ 135.064465] mount_fs+0x9d/0x2a7 [ 135.067819] vfs_kern_mount.part.0+0x5e/0x3d0 [ 135.072328] do_mount+0x417/0x27d0 [ 135.075870] ? copy_mount_options+0x5c/0x2f0 [ 135.080268] ? rcu_read_lock_sched_held+0x110/0x130 [ 135.085299] ? copy_mount_string+0x40/0x40 [ 135.089526] ? copy_mount_options+0x1fe/0x2f0 [ 135.094019] SyS_mount+0xab/0x120 [ 135.098545] ? copy_mnt_ns+0x8c0/0x8c0 [ 135.102436] do_syscall_64+0x1eb/0x630 [ 135.106332] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 135.111171] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 135.117308] RIP: 0033:0x458c29 [ 135.120484] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 135.128255] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 135.137028] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 135.144439] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 135.151728] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 135.158992] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 135.167025] 9pnet: Couldn't grow tag array [ 135.184797] FAULT_INJECTION: forcing a failure. [ 135.184797] name failslab, interval 1, probability 0, space 0, times 0 [ 135.196175] CPU: 0 PID: 7456 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 135.203142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.212585] Call Trace: [ 135.215166] dump_stack+0x138/0x19c [ 135.218781] should_fail.cold+0x10f/0x159 [ 135.222919] should_failslab+0xdb/0x130 [ 135.226884] kmem_cache_alloc_trace+0x2ec/0x790 [ 135.231636] ? lock_downgrade+0x6e0/0x6e0 [ 135.236127] sget_userns+0xfe/0xc30 [ 135.240111] ? v9fs_kill_super+0xa0/0xa0 [ 135.244531] ? v9fs_kill_super+0xa0/0xa0 [ 135.248932] ? v9fs_kill_super+0xa0/0xa0 [ 135.252981] sget+0xd6/0x120 [ 135.255991] v9fs_mount+0xa8/0x870 [ 135.260051] mount_fs+0x9d/0x2a7 [ 135.263415] vfs_kern_mount.part.0+0x5e/0x3d0 [ 135.267901] do_mount+0x417/0x27d0 [ 135.271425] ? copy_mount_options+0x5c/0x2f0 [ 135.275817] ? rcu_read_lock_sched_held+0x110/0x130 [ 135.281604] ? copy_mount_string+0x40/0x40 [ 135.285830] ? copy_mount_options+0x1fe/0x2f0 [ 135.290325] SyS_mount+0xab/0x120 [ 135.293840] ? copy_mnt_ns+0x8c0/0x8c0 [ 135.297742] do_syscall_64+0x1eb/0x630 [ 135.301614] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 135.307861] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 135.313075] RIP: 0033:0x458c29 [ 135.316424] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 135.324125] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 135.331383] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 135.338666] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 135.345940] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 135.353222] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 135.374159] FAULT_INJECTION: forcing a failure. [ 135.374159] name failslab, interval 1, probability 0, space 0, times 0 [ 135.385595] CPU: 1 PID: 7458 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 135.392544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.401934] Call Trace: [ 135.404808] dump_stack+0x138/0x19c [ 135.408542] should_fail.cold+0x10f/0x159 [ 135.412697] should_failslab+0xdb/0x130 [ 135.416681] __kmalloc+0x2f3/0x7a0 [ 135.420212] ? __lockdep_init_map+0x10c/0x570 [ 135.424695] ? p9_fcall_alloc+0x1d/0x90 [ 135.428657] p9_fcall_alloc+0x1d/0x90 [ 135.432445] p9_client_prepare_req.part.0+0x73c/0xa90 [ 135.437630] p9_client_rpc+0x170/0x1190 [ 135.441602] ? p9_idpool_get+0xa3/0x100 [ 135.445573] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 135.451544] ? find_held_lock+0x35/0x130 [ 135.455621] ? p9_fid_create+0x2d5/0x3b0 [ 135.459705] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 135.464911] ? trace_hardirqs_on_caller+0x400/0x590 [ 135.469924] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 135.475036] p9_client_attach+0x152/0x6a0 [ 135.482539] ? trace_hardirqs_off+0xd/0x10 [ 135.486801] ? p9_client_readlink+0x410/0x410 [ 135.491324] ? trace_hardirqs_on_caller+0x400/0x590 [ 135.496364] v9fs_session_init+0xbe8/0x1590 [ 135.501205] ? v9fs_session_init+0xbe8/0x1590 [ 135.505701] ? v9fs_show_options+0x730/0x730 [ 135.510119] ? v9fs_mount+0x5e/0x870 [ 135.513833] ? rcu_read_lock_sched_held+0x110/0x130 [ 135.518866] ? kmem_cache_alloc_trace+0x626/0x790 [ 135.523705] ? free_pages+0x46/0x50 [ 135.527359] v9fs_mount+0x7d/0x870 [ 135.530918] mount_fs+0x9d/0x2a7 [ 135.534282] vfs_kern_mount.part.0+0x5e/0x3d0 [ 135.538777] do_mount+0x417/0x27d0 [ 135.542312] ? copy_mount_options+0x5c/0x2f0 [ 135.546738] ? rcu_read_lock_sched_held+0x110/0x130 [ 135.551753] ? copy_mount_string+0x40/0x40 [ 135.555988] ? copy_mount_options+0x1fe/0x2f0 [ 135.560480] SyS_mount+0xab/0x120 [ 135.563922] ? copy_mnt_ns+0x8c0/0x8c0 [ 135.567800] do_syscall_64+0x1eb/0x630 [ 135.571678] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 135.576521] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 135.581706] RIP: 0033:0x458c29 [ 135.585600] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 135.593326] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 135.600590] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 135.607853] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 135.615118] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 135.622728] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 135.631639] 9pnet: Couldn't grow tag array [ 135.652263] FAULT_INJECTION: forcing a failure. [ 135.652263] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 135.664115] CPU: 0 PID: 7460 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 135.671026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.680371] Call Trace: [ 135.682948] dump_stack+0x138/0x19c [ 135.686567] should_fail.cold+0x10f/0x159 [ 135.690730] __alloc_pages_nodemask+0x1d6/0x7a0 [ 135.695444] ? cache_grow_end.part.0+0x92/0x160 [ 135.700112] ? __alloc_pages_slowpath+0x2930/0x2930 [ 135.705135] cache_grow_begin+0x80/0x410 [ 135.709207] __kmalloc+0x6c2/0x7a0 [ 135.713622] ? __lockdep_init_map+0x10c/0x570 [ 135.718126] ? p9_fcall_alloc+0x1d/0x90 [ 135.722109] p9_fcall_alloc+0x1d/0x90 [ 135.726067] p9_client_prepare_req.part.0+0x73c/0xa90 [ 135.731275] p9_client_rpc+0x170/0x1190 [ 135.735253] ? p9_idpool_get+0xa3/0x100 [ 135.739216] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 135.745177] ? find_held_lock+0x35/0x130 [ 135.749224] ? p9_fid_create+0x2d5/0x3b0 [ 135.753281] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 135.758375] ? trace_hardirqs_on_caller+0x400/0x590 [ 135.763472] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 135.768748] p9_client_attach+0x152/0x6a0 [ 135.772883] ? trace_hardirqs_off+0xd/0x10 [ 135.777106] ? p9_client_readlink+0x410/0x410 [ 135.782067] ? trace_hardirqs_on_caller+0x400/0x590 [ 135.787087] v9fs_session_init+0xbe8/0x1590 [ 135.791417] ? v9fs_session_init+0xbe8/0x1590 [ 135.795907] ? v9fs_show_options+0x730/0x730 [ 135.800302] ? v9fs_mount+0x5e/0x870 [ 135.803995] ? rcu_read_lock_sched_held+0x110/0x130 [ 135.809029] ? kmem_cache_alloc_trace+0x626/0x790 [ 135.813882] ? free_pages+0x46/0x50 [ 135.817671] v9fs_mount+0x7d/0x870 [ 135.825238] mount_fs+0x9d/0x2a7 [ 135.828598] vfs_kern_mount.part.0+0x5e/0x3d0 [ 135.833089] do_mount+0x417/0x27d0 [ 135.836619] ? copy_mount_options+0x5c/0x2f0 [ 135.841035] ? rcu_read_lock_sched_held+0x110/0x130 [ 135.846054] ? copy_mount_string+0x40/0x40 [ 135.850376] ? copy_mount_options+0x1fe/0x2f0 [ 135.854862] SyS_mount+0xab/0x120 [ 135.858294] ? copy_mnt_ns+0x8c0/0x8c0 [ 135.862166] do_syscall_64+0x1eb/0x630 [ 135.873521] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 135.879275] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 135.884949] RIP: 0033:0x458c29 [ 135.888120] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 135.895818] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 135.903099] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 135.910402] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 135.917690] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 135.925123] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 135.947359] FAULT_INJECTION: forcing a failure. [ 135.947359] name failslab, interval 1, probability 0, space 0, times 0 [ 135.959830] CPU: 1 PID: 7461 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 135.968144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.977770] Call Trace: [ 135.980354] dump_stack+0x138/0x19c [ 135.983999] should_fail.cold+0x10f/0x159 [ 135.988138] should_failslab+0xdb/0x130 [ 135.992101] __kmalloc+0x2f3/0x7a0 [ 135.995630] ? __lockdep_init_map+0x10c/0x570 [ 136.000137] ? p9_fcall_alloc+0x1d/0x90 [ 136.004112] p9_fcall_alloc+0x1d/0x90 [ 136.007914] p9_client_prepare_req.part.0+0x73c/0xa90 [ 136.013144] p9_client_rpc+0x170/0x1190 [ 136.017114] ? p9_idpool_get+0xa3/0x100 [ 136.021079] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 136.027040] ? find_held_lock+0x35/0x130 [ 136.031118] ? p9_fid_create+0x2d5/0x3b0 [ 136.035278] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 136.041468] ? trace_hardirqs_on_caller+0x400/0x590 [ 136.046832] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 136.051954] p9_client_attach+0x152/0x6a0 [ 136.056558] ? trace_hardirqs_off+0xd/0x10 [ 136.060793] ? p9_client_readlink+0x410/0x410 [ 136.065305] ? trace_hardirqs_on_caller+0x400/0x590 [ 136.070349] v9fs_session_init+0xbe8/0x1590 [ 136.074668] ? v9fs_session_init+0xbe8/0x1590 [ 136.079165] ? v9fs_show_options+0x730/0x730 [ 136.083590] ? v9fs_mount+0x5e/0x870 [ 136.087472] ? rcu_read_lock_sched_held+0x110/0x130 [ 136.092671] ? kmem_cache_alloc_trace+0x626/0x790 [ 136.097504] ? free_pages+0x46/0x50 [ 136.101634] v9fs_mount+0x7d/0x870 [ 136.105521] mount_fs+0x9d/0x2a7 [ 136.108878] vfs_kern_mount.part.0+0x5e/0x3d0 [ 136.113482] do_mount+0x417/0x27d0 [ 136.117271] ? copy_mount_options+0x5c/0x2f0 [ 136.121758] ? rcu_read_lock_sched_held+0x110/0x130 [ 136.126773] ? copy_mount_string+0x40/0x40 [ 136.130998] ? copy_mount_options+0x1fe/0x2f0 [ 136.135487] SyS_mount+0xab/0x120 [ 136.138937] ? copy_mnt_ns+0x8c0/0x8c0 [ 136.142901] do_syscall_64+0x1eb/0x630 [ 136.146792] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 136.151786] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 136.157262] RIP: 0033:0x458c29 [ 136.160470] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 136.169308] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 136.176655] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 136.184980] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 136.192439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 136.199703] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 136.209228] 9pnet: Couldn't grow tag array [ 136.224718] FAULT_INJECTION: forcing a failure. [ 136.224718] name failslab, interval 1, probability 0, space 0, times 0 [ 136.236542] CPU: 1 PID: 7463 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 136.243495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.252930] Call Trace: [ 136.255515] dump_stack+0x138/0x19c [ 136.260902] should_fail.cold+0x10f/0x159 [ 136.265071] should_failslab+0xdb/0x130 [ 136.269144] __kmalloc+0x2f3/0x7a0 [ 136.272704] ? __lockdep_init_map+0x10c/0x570 [ 136.277334] ? p9_fcall_alloc+0x1d/0x90 [ 136.281327] p9_fcall_alloc+0x1d/0x90 [ 136.285209] p9_client_prepare_req.part.0+0x73c/0xa90 [ 136.290405] p9_client_rpc+0x170/0x1190 [ 136.294373] ? p9_idpool_get+0xa3/0x100 [ 136.298335] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 136.304294] ? find_held_lock+0x35/0x130 [ 136.308366] ? p9_fid_create+0x2d5/0x3b0 [ 136.312516] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 136.319976] ? trace_hardirqs_on_caller+0x400/0x590 [ 136.325007] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 136.330109] p9_client_attach+0x152/0x6a0 [ 136.334254] ? trace_hardirqs_off+0xd/0x10 [ 136.338510] ? p9_client_readlink+0x410/0x410 [ 136.343001] ? trace_hardirqs_on_caller+0x400/0x590 [ 136.348014] v9fs_session_init+0xbe8/0x1590 [ 136.352331] ? v9fs_session_init+0xbe8/0x1590 [ 136.356839] ? v9fs_show_options+0x730/0x730 [ 136.361237] ? v9fs_mount+0x5e/0x870 [ 136.364938] ? rcu_read_lock_sched_held+0x110/0x130 [ 136.370046] ? kmem_cache_alloc_trace+0x626/0x790 [ 136.374985] ? free_pages+0x46/0x50 [ 136.378632] v9fs_mount+0x7d/0x870 [ 136.382164] mount_fs+0x9d/0x2a7 [ 136.385544] vfs_kern_mount.part.0+0x5e/0x3d0 [ 136.391425] do_mount+0x417/0x27d0 [ 136.394956] ? copy_mount_options+0x5c/0x2f0 [ 136.399355] ? rcu_read_lock_sched_held+0x110/0x130 [ 136.405615] ? copy_mount_string+0x40/0x40 [ 136.409864] ? copy_mount_options+0x1fe/0x2f0 [ 136.414353] SyS_mount+0xab/0x120 [ 136.417998] ? copy_mnt_ns+0x8c0/0x8c0 [ 136.422089] do_syscall_64+0x1eb/0x630 [ 136.425973] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 136.430815] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 136.436271] RIP: 0033:0x458c29 [ 136.439455] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 136.447148] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 136.457158] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 136.464421] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 136.471776] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 136.479045] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 136.487854] 9pnet: Couldn't grow tag array [ 136.505424] FAULT_INJECTION: forcing a failure. [ 136.505424] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 136.517453] CPU: 0 PID: 7466 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 136.524368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.533751] Call Trace: [ 136.536334] dump_stack+0x138/0x19c [ 136.540049] should_fail.cold+0x10f/0x159 [ 136.544198] __alloc_pages_nodemask+0x1d6/0x7a0 [ 136.548854] ? cache_grow_end.part.0+0x92/0x160 [ 136.553525] ? __alloc_pages_slowpath+0x2930/0x2930 [ 136.558532] cache_grow_begin+0x80/0x410 [ 136.562584] __kmalloc+0x6c2/0x7a0 [ 136.566200] ? __lockdep_init_map+0x10c/0x570 [ 136.570685] ? p9_fcall_alloc+0x1d/0x90 [ 136.574643] p9_fcall_alloc+0x1d/0x90 [ 136.578428] p9_client_prepare_req.part.0+0x73c/0xa90 [ 136.583610] p9_client_rpc+0x170/0x1190 [ 136.587603] ? p9_idpool_get+0xa3/0x100 [ 136.591566] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 136.598407] ? find_held_lock+0x35/0x130 [ 136.602497] ? p9_fid_create+0x2d5/0x3b0 [ 136.606554] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 136.611653] ? trace_hardirqs_on_caller+0x400/0x590 [ 136.616681] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 136.621778] p9_client_attach+0x152/0x6a0 [ 136.625916] ? trace_hardirqs_off+0xd/0x10 [ 136.630140] ? p9_client_readlink+0x410/0x410 [ 136.634637] ? trace_hardirqs_on_caller+0x400/0x590 [ 136.639690] v9fs_session_init+0xbe8/0x1590 [ 136.643998] ? v9fs_session_init+0xbe8/0x1590 [ 136.649552] ? v9fs_show_options+0x730/0x730 [ 136.653960] ? v9fs_mount+0x5e/0x870 [ 136.657734] ? rcu_read_lock_sched_held+0x110/0x130 [ 136.662881] ? kmem_cache_alloc_trace+0x626/0x790 [ 136.668237] ? free_pages+0x46/0x50 [ 136.672288] v9fs_mount+0x7d/0x870 [ 136.675825] mount_fs+0x9d/0x2a7 [ 136.679204] vfs_kern_mount.part.0+0x5e/0x3d0 [ 136.683750] do_mount+0x417/0x27d0 [ 136.687361] ? copy_mount_options+0x5c/0x2f0 [ 136.691762] ? rcu_read_lock_sched_held+0x110/0x130 [ 136.696780] ? copy_mount_string+0x40/0x40 [ 136.701028] ? copy_mount_options+0x1fe/0x2f0 [ 136.705520] SyS_mount+0xab/0x120 [ 136.709995] ? copy_mnt_ns+0x8c0/0x8c0 [ 136.713883] do_syscall_64+0x1eb/0x630 [ 136.717931] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 136.722776] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 136.727956] RIP: 0033:0x458c29 [ 136.731302] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 136.739788] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 136.747135] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 136.754397] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 136.761678] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 136.768946] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 136.789554] FAULT_INJECTION: forcing a failure. [ 136.789554] name failslab, interval 1, probability 0, space 0, times 0 [ 136.801293] CPU: 1 PID: 7467 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 136.808312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.817656] Call Trace: [ 136.820405] dump_stack+0x138/0x19c [ 136.824020] should_fail.cold+0x10f/0x159 [ 136.828157] should_failslab+0xdb/0x130 [ 136.832117] __kmalloc+0x2f3/0x7a0 [ 136.835673] ? __lockdep_init_map+0x10c/0x570 [ 136.840167] ? p9_fcall_alloc+0x1d/0x90 [ 136.844128] p9_fcall_alloc+0x1d/0x90 [ 136.848017] p9_client_prepare_req.part.0+0x73c/0xa90 [ 136.853202] p9_client_rpc+0x170/0x1190 [ 136.858649] ? p9_idpool_get+0xa3/0x100 [ 136.863406] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 136.869845] ? find_held_lock+0x35/0x130 [ 136.873897] ? p9_fid_create+0x2d5/0x3b0 [ 136.878049] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 136.883175] ? trace_hardirqs_on_caller+0x400/0x590 [ 136.888186] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 136.893322] p9_client_attach+0x152/0x6a0 [ 136.897652] ? trace_hardirqs_off+0xd/0x10 [ 136.901884] ? p9_client_readlink+0x410/0x410 [ 136.906376] ? trace_hardirqs_on_caller+0x400/0x590 [ 136.911418] v9fs_session_init+0xbe8/0x1590 [ 136.917044] ? v9fs_session_init+0xbe8/0x1590 [ 136.924791] ? v9fs_show_options+0x730/0x730 [ 136.931313] ? v9fs_mount+0x5e/0x870 [ 136.935039] ? rcu_read_lock_sched_held+0x110/0x130 [ 136.940057] ? kmem_cache_alloc_trace+0x626/0x790 [ 136.945321] ? free_pages+0x46/0x50 [ 136.948952] v9fs_mount+0x7d/0x870 [ 136.952494] mount_fs+0x9d/0x2a7 [ 136.955852] vfs_kern_mount.part.0+0x5e/0x3d0 [ 136.960335] do_mount+0x417/0x27d0 [ 136.963860] ? copy_mount_options+0x5c/0x2f0 [ 136.968252] ? rcu_read_lock_sched_held+0x110/0x130 [ 136.973257] ? copy_mount_string+0x40/0x40 [ 136.977502] ? copy_mount_options+0x1fe/0x2f0 [ 136.981986] SyS_mount+0xab/0x120 [ 136.985427] ? copy_mnt_ns+0x8c0/0x8c0 [ 136.989334] do_syscall_64+0x1eb/0x630 [ 136.993226] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 136.998095] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 137.003275] RIP: 0033:0x458c29 [ 137.007080] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 137.015893] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 137.023762] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 137.031035] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 137.038313] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 137.045935] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 137.055320] 9pnet: Couldn't grow tag array [ 137.069780] FAULT_INJECTION: forcing a failure. [ 137.069780] name failslab, interval 1, probability 0, space 0, times 0 [ 137.081811] CPU: 1 PID: 7469 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 137.088895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.098334] Call Trace: [ 137.100988] dump_stack+0x138/0x19c [ 137.104612] should_fail.cold+0x10f/0x159 [ 137.108858] should_failslab+0xdb/0x130 [ 137.113612] __kmalloc+0x2f3/0x7a0 [ 137.117147] ? __lockdep_init_map+0x10c/0x570 [ 137.121633] ? p9_fcall_alloc+0x1d/0x90 [ 137.125623] p9_fcall_alloc+0x1d/0x90 [ 137.129411] p9_client_prepare_req.part.0+0x73c/0xa90 [ 137.134681] p9_client_rpc+0x170/0x1190 [ 137.140224] ? p9_idpool_get+0xa3/0x100 [ 137.145194] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 137.151261] ? find_held_lock+0x35/0x130 [ 137.155313] ? p9_fid_create+0x2d5/0x3b0 [ 137.159741] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 137.164863] ? trace_hardirqs_on_caller+0x400/0x590 [ 137.169875] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 137.174995] p9_client_attach+0x152/0x6a0 [ 137.179243] ? trace_hardirqs_off+0xd/0x10 [ 137.183817] ? p9_client_readlink+0x410/0x410 [ 137.188944] ? trace_hardirqs_on_caller+0x400/0x590 [ 137.194408] v9fs_session_init+0xbe8/0x1590 [ 137.198727] ? v9fs_session_init+0xbe8/0x1590 [ 137.203412] ? v9fs_show_options+0x730/0x730 [ 137.207811] ? v9fs_mount+0x5e/0x870 [ 137.214647] ? rcu_read_lock_sched_held+0x110/0x130 [ 137.220767] ? kmem_cache_alloc_trace+0x626/0x790 [ 137.225692] ? free_pages+0x46/0x50 [ 137.229307] v9fs_mount+0x7d/0x870 [ 137.232925] mount_fs+0x9d/0x2a7 [ 137.236287] vfs_kern_mount.part.0+0x5e/0x3d0 [ 137.240868] do_mount+0x417/0x27d0 [ 137.244404] ? copy_mount_options+0x5c/0x2f0 [ 137.248802] ? rcu_read_lock_sched_held+0x110/0x130 [ 137.253989] ? copy_mount_string+0x40/0x40 [ 137.258211] ? copy_mount_options+0x1fe/0x2f0 [ 137.262718] SyS_mount+0xab/0x120 [ 137.266156] ? copy_mnt_ns+0x8c0/0x8c0 [ 137.270042] do_syscall_64+0x1eb/0x630 [ 137.275318] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 137.280157] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 137.285598] RIP: 0033:0x458c29 [ 137.288860] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 137.297884] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 137.305173] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 137.313619] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 137.320928] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 137.331437] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 137.340230] 9pnet: Couldn't grow tag array [ 137.357788] FAULT_INJECTION: forcing a failure. [ 137.357788] name failslab, interval 1, probability 0, space 0, times 0 [ 137.373740] CPU: 1 PID: 7472 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 137.381229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.394541] Call Trace: [ 137.398026] dump_stack+0x138/0x19c [ 137.409125] should_fail.cold+0x10f/0x159 [ 137.413338] should_failslab+0xdb/0x130 [ 137.417568] __kmalloc+0x2f3/0x7a0 [ 137.421690] ? __lockdep_init_map+0x10c/0x570 [ 137.426184] ? p9_fcall_alloc+0x1d/0x90 [ 137.430410] p9_fcall_alloc+0x1d/0x90 [ 137.434656] p9_client_prepare_req.part.0+0x73c/0xa90 [ 137.440901] p9_client_rpc+0x170/0x1190 [ 137.444867] ? p9_idpool_get+0xa3/0x100 [ 137.448834] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 137.455143] ? find_held_lock+0x35/0x130 [ 137.459194] ? p9_fid_create+0x2d5/0x3b0 [ 137.463252] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 137.470437] ? trace_hardirqs_on_caller+0x400/0x590 [ 137.475472] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 137.480748] p9_client_attach+0x152/0x6a0 [ 137.485415] ? trace_hardirqs_off+0xd/0x10 [ 137.489866] ? p9_client_readlink+0x410/0x410 [ 137.494384] ? trace_hardirqs_on_caller+0x400/0x590 [ 137.503700] v9fs_session_init+0xbe8/0x1590 [ 137.512195] ? v9fs_session_init+0xbe8/0x1590 [ 137.517840] ? v9fs_show_options+0x730/0x730 [ 137.523315] ? v9fs_mount+0x5e/0x870 [ 137.527090] ? rcu_read_lock_sched_held+0x110/0x130 [ 137.532115] ? kmem_cache_alloc_trace+0x626/0x790 [ 137.537211] ? free_pages+0x46/0x50 [ 137.550133] v9fs_mount+0x7d/0x870 [ 137.554946] mount_fs+0x9d/0x2a7 [ 137.559619] vfs_kern_mount.part.0+0x5e/0x3d0 [ 137.564469] do_mount+0x417/0x27d0 [ 137.568044] ? copy_mount_options+0x5c/0x2f0 [ 137.572532] ? rcu_read_lock_sched_held+0x110/0x130 [ 137.577572] ? copy_mount_string+0x40/0x40 [ 137.584735] ? copy_mount_options+0x1fe/0x2f0 [ 137.589228] SyS_mount+0xab/0x120 [ 137.592695] ? copy_mnt_ns+0x8c0/0x8c0 [ 137.596607] do_syscall_64+0x1eb/0x630 [ 137.600513] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 137.611172] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 137.616806] RIP: 0033:0x458c29 [ 137.619982] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 137.629622] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 137.636917] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 137.644357] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 137.651621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 137.658914] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 137.667768] 9pnet: Couldn't grow tag array [ 137.686222] FAULT_INJECTION: forcing a failure. [ 137.686222] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 137.698159] CPU: 1 PID: 7473 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 137.705087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.714440] Call Trace: [ 137.717210] dump_stack+0x138/0x19c [ 137.720834] should_fail.cold+0x10f/0x159 [ 137.724982] __alloc_pages_nodemask+0x1d6/0x7a0 [ 137.729645] ? cache_grow_end.part.0+0x92/0x160 [ 137.734307] ? __alloc_pages_slowpath+0x2930/0x2930 [ 137.739317] cache_grow_begin+0x80/0x410 [ 137.743475] __kmalloc+0x6c2/0x7a0 [ 137.747002] ? __lockdep_init_map+0x10c/0x570 [ 137.751483] ? p9_fcall_alloc+0x1d/0x90 [ 137.755530] p9_fcall_alloc+0x1d/0x90 [ 137.759316] p9_client_prepare_req.part.0+0x73c/0xa90 [ 137.764647] p9_client_rpc+0x170/0x1190 [ 137.768615] ? p9_idpool_get+0xa3/0x100 [ 137.772609] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 137.778579] ? find_held_lock+0x35/0x130 [ 137.782741] ? p9_fid_create+0x2d5/0x3b0 [ 137.787097] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 137.792214] ? trace_hardirqs_on_caller+0x400/0x590 [ 137.797951] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 137.803070] p9_client_attach+0x152/0x6a0 [ 137.807243] ? trace_hardirqs_off+0xd/0x10 [ 137.811522] ? p9_client_readlink+0x410/0x410 [ 137.816742] ? trace_hardirqs_on_caller+0x400/0x590 [ 137.822089] v9fs_session_init+0xbe8/0x1590 [ 137.826517] ? v9fs_session_init+0xbe8/0x1590 [ 137.831828] ? v9fs_show_options+0x730/0x730 [ 137.836233] ? v9fs_mount+0x5e/0x870 [ 137.839953] ? rcu_read_lock_sched_held+0x110/0x130 [ 137.844967] ? kmem_cache_alloc_trace+0x626/0x790 [ 137.850361] ? free_pages+0x46/0x50 [ 137.854002] v9fs_mount+0x7d/0x870 [ 137.860248] mount_fs+0x9d/0x2a7 [ 137.863687] vfs_kern_mount.part.0+0x5e/0x3d0 [ 137.871477] do_mount+0x417/0x27d0 [ 137.877990] ? copy_mount_options+0x5c/0x2f0 [ 137.882422] ? rcu_read_lock_sched_held+0x110/0x130 [ 137.887457] ? copy_mount_string+0x40/0x40 [ 137.891704] ? copy_mount_options+0x1fe/0x2f0 [ 137.896371] SyS_mount+0xab/0x120 [ 137.900123] ? copy_mnt_ns+0x8c0/0x8c0 [ 137.904028] do_syscall_64+0x1eb/0x630 [ 137.907906] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 137.912936] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 137.918136] RIP: 0033:0x458c29 [ 137.921313] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 137.929013] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 137.936273] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 137.943531] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 137.950810] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 137.958068] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 137.978115] FAULT_INJECTION: forcing a failure. [ 137.978115] name failslab, interval 1, probability 0, space 0, times 0 [ 137.990692] CPU: 0 PID: 7475 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 137.997653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.007184] Call Trace: [ 138.009851] dump_stack+0x138/0x19c [ 138.013496] should_fail.cold+0x10f/0x159 [ 138.017924] should_failslab+0xdb/0x130 [ 138.021904] __kmalloc+0x2f3/0x7a0 [ 138.025455] ? __lockdep_init_map+0x10c/0x570 [ 138.030730] ? p9_fcall_alloc+0x1d/0x90 [ 138.035410] p9_fcall_alloc+0x1d/0x90 [ 138.039228] p9_client_prepare_req.part.0+0x73c/0xa90 [ 138.044439] p9_client_rpc+0x170/0x1190 [ 138.049751] ? p9_idpool_get+0xa3/0x100 [ 138.054620] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 138.060857] ? find_held_lock+0x35/0x130 [ 138.065186] ? p9_fid_create+0x2d5/0x3b0 [ 138.072749] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 138.079818] ? trace_hardirqs_on_caller+0x400/0x590 [ 138.094770] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 138.105039] p9_client_attach+0x152/0x6a0 [ 138.111803] ? trace_hardirqs_off+0xd/0x10 [ 138.116466] ? p9_client_readlink+0x410/0x410 [ 138.120956] ? trace_hardirqs_on_caller+0x400/0x590 [ 138.126610] v9fs_session_init+0xbe8/0x1590 [ 138.134559] ? v9fs_session_init+0xbe8/0x1590 [ 138.139067] ? v9fs_show_options+0x730/0x730 [ 138.147553] ? v9fs_mount+0x5e/0x870 [ 138.153627] ? rcu_read_lock_sched_held+0x110/0x130 [ 138.158670] ? kmem_cache_alloc_trace+0x626/0x790 [ 138.173493] ? free_pages+0x46/0x50 [ 138.178782] v9fs_mount+0x7d/0x870 [ 138.184163] mount_fs+0x9d/0x2a7 [ 138.187621] vfs_kern_mount.part.0+0x5e/0x3d0 [ 138.194186] do_mount+0x417/0x27d0 [ 138.197728] ? copy_mount_options+0x5c/0x2f0 [ 138.203528] ? rcu_read_lock_sched_held+0x110/0x130 [ 138.209423] ? copy_mount_string+0x40/0x40 [ 138.214417] ? copy_mount_options+0x1fe/0x2f0 [ 138.219546] SyS_mount+0xab/0x120 [ 138.223538] ? copy_mnt_ns+0x8c0/0x8c0 [ 138.227714] do_syscall_64+0x1eb/0x630 [ 138.231597] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 138.236463] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 138.241660] RIP: 0033:0x458c29 [ 138.244859] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 138.252664] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 138.260017] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 138.267286] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 138.274685] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 138.282293] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 2019/04/20 00:25:27 executed programs: 186 [ 138.290395] 9pnet: Couldn't grow tag array [ 138.306159] FAULT_INJECTION: forcing a failure. [ 138.306159] name failslab, interval 1, probability 0, space 0, times 0 [ 138.319902] CPU: 0 PID: 7477 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 138.327147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.336524] Call Trace: [ 138.339111] dump_stack+0x138/0x19c [ 138.342731] should_fail.cold+0x10f/0x159 [ 138.346868] should_failslab+0xdb/0x130 [ 138.354628] __kmalloc+0x2f3/0x7a0 [ 138.358231] ? __lockdep_init_map+0x10c/0x570 [ 138.362734] ? p9_fcall_alloc+0x1d/0x90 [ 138.366697] p9_fcall_alloc+0x1d/0x90 [ 138.370501] p9_client_prepare_req.part.0+0x73c/0xa90 [ 138.375974] p9_client_rpc+0x170/0x1190 [ 138.380060] ? p9_idpool_get+0xa3/0x100 [ 138.385552] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 138.391613] ? find_held_lock+0x35/0x130 [ 138.395767] ? p9_fid_create+0x2d5/0x3b0 [ 138.400102] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 138.407210] ? trace_hardirqs_on_caller+0x400/0x590 [ 138.413022] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 138.418300] p9_client_attach+0x152/0x6a0 [ 138.422688] ? trace_hardirqs_off+0xd/0x10 [ 138.427964] ? p9_client_readlink+0x410/0x410 [ 138.433456] ? trace_hardirqs_on_caller+0x400/0x590 [ 138.438497] v9fs_session_init+0xbe8/0x1590 [ 138.442810] ? v9fs_session_init+0xbe8/0x1590 [ 138.447297] ? v9fs_show_options+0x730/0x730 [ 138.451696] ? v9fs_mount+0x5e/0x870 [ 138.456452] ? rcu_read_lock_sched_held+0x110/0x130 [ 138.461650] ? kmem_cache_alloc_trace+0x626/0x790 [ 138.466964] ? free_pages+0x46/0x50 [ 138.470602] v9fs_mount+0x7d/0x870 [ 138.474751] mount_fs+0x9d/0x2a7 [ 138.478553] vfs_kern_mount.part.0+0x5e/0x3d0 [ 138.483660] do_mount+0x417/0x27d0 [ 138.487484] ? copy_mount_options+0x5c/0x2f0 [ 138.495132] ? rcu_read_lock_sched_held+0x110/0x130 [ 138.500944] ? copy_mount_string+0x40/0x40 [ 138.508265] ? copy_mount_options+0x1fe/0x2f0 [ 138.513283] SyS_mount+0xab/0x120 [ 138.517854] ? copy_mnt_ns+0x8c0/0x8c0 [ 138.521915] do_syscall_64+0x1eb/0x630 [ 138.527013] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 138.532754] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 138.538138] RIP: 0033:0x458c29 [ 138.543788] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 138.553650] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 138.563087] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 138.570570] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 138.578032] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 138.586506] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 138.594093] 9pnet: Couldn't grow tag array [ 138.609813] FAULT_INJECTION: forcing a failure. [ 138.609813] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 138.621666] CPU: 0 PID: 7479 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 138.631296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.646782] Call Trace: [ 138.649390] dump_stack+0x138/0x19c [ 138.653117] should_fail.cold+0x10f/0x159 [ 138.657448] __alloc_pages_nodemask+0x1d6/0x7a0 [ 138.662117] ? cache_grow_end.part.0+0x92/0x160 [ 138.666873] ? __alloc_pages_slowpath+0x2930/0x2930 [ 138.671896] cache_grow_begin+0x80/0x410 [ 138.675945] __kmalloc+0x6c2/0x7a0 [ 138.679472] ? __lockdep_init_map+0x10c/0x570 [ 138.683960] ? p9_fcall_alloc+0x1d/0x90 [ 138.687920] p9_fcall_alloc+0x1d/0x90 [ 138.691708] p9_client_prepare_req.part.0+0x73c/0xa90 [ 138.699742] p9_client_rpc+0x170/0x1190 [ 138.703712] ? p9_idpool_get+0xa3/0x100 [ 138.707674] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 138.713655] ? find_held_lock+0x35/0x130 [ 138.717713] ? p9_fid_create+0x2d5/0x3b0 [ 138.722039] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 138.727231] ? trace_hardirqs_on_caller+0x400/0x590 [ 138.732494] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 138.737605] p9_client_attach+0x152/0x6a0 [ 138.741742] ? trace_hardirqs_off+0xd/0x10 [ 138.745965] ? p9_client_readlink+0x410/0x410 [ 138.750454] ? trace_hardirqs_on_caller+0x400/0x590 [ 138.755475] v9fs_session_init+0xbe8/0x1590 [ 138.759782] ? v9fs_session_init+0xbe8/0x1590 [ 138.764551] ? v9fs_show_options+0x730/0x730 [ 138.768973] ? v9fs_mount+0x5e/0x870 [ 138.772695] ? rcu_read_lock_sched_held+0x110/0x130 [ 138.777736] ? kmem_cache_alloc_trace+0x626/0x790 [ 138.782838] ? free_pages+0x46/0x50 [ 138.786472] v9fs_mount+0x7d/0x870 [ 138.790025] mount_fs+0x9d/0x2a7 [ 138.793566] vfs_kern_mount.part.0+0x5e/0x3d0 [ 138.798053] do_mount+0x417/0x27d0 [ 138.801591] ? copy_mount_options+0x5c/0x2f0 [ 138.806004] ? rcu_read_lock_sched_held+0x110/0x130 [ 138.811024] ? copy_mount_string+0x40/0x40 [ 138.816034] ? copy_mount_options+0x1fe/0x2f0 [ 138.820519] SyS_mount+0xab/0x120 [ 138.824225] ? copy_mnt_ns+0x8c0/0x8c0 [ 138.828124] do_syscall_64+0x1eb/0x630 [ 138.836143] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 138.840986] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 138.846610] RIP: 0033:0x458c29 [ 138.849784] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 138.857500] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 138.864776] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 138.872033] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 138.879293] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 138.886595] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 138.908262] FAULT_INJECTION: forcing a failure. [ 138.908262] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 138.921121] CPU: 1 PID: 7481 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 138.928571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.938197] Call Trace: [ 138.940778] dump_stack+0x138/0x19c [ 138.944399] should_fail.cold+0x10f/0x159 [ 138.948536] __alloc_pages_nodemask+0x1d6/0x7a0 [ 138.953888] ? __alloc_pages_slowpath+0x2930/0x2930 [ 138.958899] cache_grow_begin+0x80/0x410 [ 138.964172] __kmalloc+0x6c2/0x7a0 [ 138.967704] ? __lockdep_init_map+0x10c/0x570 [ 138.972218] ? p9_fcall_alloc+0x1d/0x90 [ 138.976187] p9_fcall_alloc+0x1d/0x90 [ 138.979976] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 138.985190] p9_client_rpc+0x170/0x1190 [ 138.989174] ? p9_idpool_get+0xa3/0x100 [ 138.993173] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 138.999583] ? find_held_lock+0x35/0x130 [ 139.003642] ? p9_fid_create+0x2d5/0x3b0 [ 139.007703] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 139.013321] ? trace_hardirqs_on_caller+0x400/0x590 [ 139.018533] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 139.023633] p9_client_attach+0x152/0x6a0 [ 139.027788] ? trace_hardirqs_off+0xd/0x10 [ 139.032124] ? p9_client_readlink+0x410/0x410 [ 139.037042] ? trace_hardirqs_on_caller+0x400/0x590 [ 139.042053] v9fs_session_init+0xbe8/0x1590 [ 139.046372] ? v9fs_session_init+0xbe8/0x1590 [ 139.052363] ? v9fs_show_options+0x730/0x730 [ 139.056764] ? v9fs_mount+0x5e/0x870 [ 139.060726] ? rcu_read_lock_sched_held+0x110/0x130 [ 139.066093] ? kmem_cache_alloc_trace+0x626/0x790 [ 139.070935] ? free_pages+0x46/0x50 [ 139.074903] v9fs_mount+0x7d/0x870 [ 139.078435] mount_fs+0x9d/0x2a7 [ 139.081796] vfs_kern_mount.part.0+0x5e/0x3d0 [ 139.086285] do_mount+0x417/0x27d0 [ 139.089813] ? copy_mount_options+0x5c/0x2f0 [ 139.094214] ? rcu_read_lock_sched_held+0x110/0x130 [ 139.099245] ? copy_mount_string+0x40/0x40 [ 139.103562] ? copy_mount_options+0x1fe/0x2f0 [ 139.109908] SyS_mount+0xab/0x120 [ 139.113801] ? copy_mnt_ns+0x8c0/0x8c0 [ 139.117706] do_syscall_64+0x1eb/0x630 [ 139.121585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 139.130134] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 139.135647] RIP: 0033:0x458c29 [ 139.140917] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 139.149068] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 139.156536] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 139.164065] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 139.174379] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 139.182525] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 139.203473] FAULT_INJECTION: forcing a failure. [ 139.203473] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 139.215317] CPU: 1 PID: 7483 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 139.222404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.233491] Call Trace: [ 139.236115] dump_stack+0x138/0x19c [ 139.239745] should_fail.cold+0x10f/0x159 [ 139.243893] __alloc_pages_nodemask+0x1d6/0x7a0 [ 139.248569] ? cache_grow_end.part.0+0x92/0x160 [ 139.253255] ? __alloc_pages_slowpath+0x2930/0x2930 [ 139.258283] cache_grow_begin+0x80/0x410 [ 139.262349] __kmalloc+0x6c2/0x7a0 [ 139.265878] ? __lockdep_init_map+0x10c/0x570 [ 139.271492] ? p9_fcall_alloc+0x1d/0x90 [ 139.275456] p9_fcall_alloc+0x1d/0x90 [ 139.279862] p9_client_prepare_req.part.0+0x73c/0xa90 [ 139.285045] p9_client_rpc+0x170/0x1190 [ 139.289218] ? p9_idpool_get+0xa3/0x100 [ 139.293195] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 139.299173] ? find_held_lock+0x35/0x130 [ 139.303336] ? p9_fid_create+0x2d5/0x3b0 [ 139.307404] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 139.312504] ? trace_hardirqs_on_caller+0x400/0x590 [ 139.317821] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 139.322922] p9_client_attach+0x152/0x6a0 [ 139.327063] ? trace_hardirqs_off+0xd/0x10 [ 139.331348] ? p9_client_readlink+0x410/0x410 [ 139.338848] ? trace_hardirqs_on_caller+0x400/0x590 [ 139.344789] v9fs_session_init+0xbe8/0x1590 [ 139.349119] ? v9fs_session_init+0xbe8/0x1590 [ 139.353620] ? v9fs_show_options+0x730/0x730 [ 139.358059] ? v9fs_mount+0x5e/0x870 [ 139.361783] ? rcu_read_lock_sched_held+0x110/0x130 [ 139.368998] ? kmem_cache_alloc_trace+0x626/0x790 [ 139.374022] ? free_pages+0x46/0x50 [ 139.377648] v9fs_mount+0x7d/0x870 [ 139.382976] mount_fs+0x9d/0x2a7 [ 139.386365] vfs_kern_mount.part.0+0x5e/0x3d0 [ 139.391035] do_mount+0x417/0x27d0 [ 139.394742] ? copy_mount_options+0x5c/0x2f0 [ 139.399859] ? rcu_read_lock_sched_held+0x110/0x130 [ 139.405969] ? copy_mount_string+0x40/0x40 [ 139.410213] ? copy_mount_options+0x1fe/0x2f0 [ 139.414732] SyS_mount+0xab/0x120 [ 139.418663] ? copy_mnt_ns+0x8c0/0x8c0 [ 139.423068] do_syscall_64+0x1eb/0x630 [ 139.429369] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 139.434236] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 139.439508] RIP: 0033:0x458c29 [ 139.442684] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 139.450381] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 139.457644] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 139.465253] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 139.472517] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 139.479780] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 139.505262] FAULT_INJECTION: forcing a failure. [ 139.505262] name failslab, interval 1, probability 0, space 0, times 0 [ 139.516990] CPU: 1 PID: 7485 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 139.524033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.533378] Call Trace: [ 139.536010] dump_stack+0x138/0x19c [ 139.539906] should_fail.cold+0x10f/0x159 [ 139.544123] should_failslab+0xdb/0x130 [ 139.548965] kmem_cache_alloc+0x2d9/0x780 [ 139.553110] ? snprintf+0xd0/0xd0 [ 139.556556] ? kmem_cache_alloc_trace+0x626/0x790 [ 139.561569] __fscache_acquire_cookie+0xe1/0x430 [ 139.566328] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 139.572207] v9fs_session_init+0xc77/0x1590 [ 139.576544] ? v9fs_show_options+0x730/0x730 [ 139.580942] ? v9fs_mount+0x5e/0x870 [ 139.584652] ? rcu_read_lock_sched_held+0x110/0x130 [ 139.589675] ? kmem_cache_alloc_trace+0x626/0x790 [ 139.594601] ? free_pages+0x46/0x50 [ 139.598223] v9fs_mount+0x7d/0x870 [ 139.601809] mount_fs+0x9d/0x2a7 [ 139.605271] vfs_kern_mount.part.0+0x5e/0x3d0 [ 139.609758] do_mount+0x417/0x27d0 [ 139.613286] ? copy_mount_options+0x5c/0x2f0 [ 139.617749] ? rcu_read_lock_sched_held+0x110/0x130 [ 139.622762] ? copy_mount_string+0x40/0x40 [ 139.626985] ? copy_mount_options+0x1fe/0x2f0 [ 139.631551] SyS_mount+0xab/0x120 [ 139.634996] ? copy_mnt_ns+0x8c0/0x8c0 [ 139.638892] do_syscall_64+0x1eb/0x630 [ 139.642794] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 139.649518] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 139.654710] RIP: 0033:0x458c29 [ 139.657881] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 139.665583] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 139.673110] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 139.680932] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 139.688191] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 139.695674] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 139.718879] FAULT_INJECTION: forcing a failure. [ 139.718879] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 139.730904] CPU: 0 PID: 7487 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 139.737869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.747233] Call Trace: [ 139.749811] dump_stack+0x138/0x19c [ 139.753427] should_fail.cold+0x10f/0x159 [ 139.757573] __alloc_pages_nodemask+0x1d6/0x7a0 [ 139.762240] ? __alloc_pages_slowpath+0x2930/0x2930 [ 139.768393] cache_grow_begin+0x80/0x410 [ 139.772460] __kmalloc+0x6c2/0x7a0 [ 139.775985] ? __lockdep_init_map+0x10c/0x570 [ 139.780467] ? p9_fcall_alloc+0x1d/0x90 [ 139.784452] p9_fcall_alloc+0x1d/0x90 [ 139.788237] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 139.793435] ? smpboot_thread_fn+0x812/0x970 [ 139.797941] p9_client_rpc+0x170/0x1190 [ 139.801912] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 139.807891] ? preempt_schedule+0x4b/0x60 [ 139.812043] ? preempt_schedule+0x4b/0x60 [ 139.816367] ? ___preempt_schedule+0x16/0x18 [ 139.820767] ? _raw_spin_unlock_irqrestore+0xbd/0xe0 [ 139.825871] p9_client_attach+0x152/0x6a0 [ 139.830009] ? trace_hardirqs_off+0xd/0x10 [ 139.834255] ? p9_client_readlink+0x410/0x410 [ 139.838736] ? trace_hardirqs_on_caller+0x400/0x590 [ 139.843742] v9fs_session_init+0xbe8/0x1590 [ 139.848242] ? v9fs_session_init+0xbe8/0x1590 [ 139.852728] ? v9fs_show_options+0x730/0x730 [ 139.857119] ? v9fs_mount+0x5e/0x870 [ 139.860816] ? rcu_read_lock_sched_held+0x110/0x130 [ 139.872343] ? kmem_cache_alloc_trace+0x626/0x790 [ 139.877194] ? free_pages+0x46/0x50 [ 139.880841] v9fs_mount+0x7d/0x870 [ 139.884374] mount_fs+0x9d/0x2a7 [ 139.887727] vfs_kern_mount.part.0+0x5e/0x3d0 [ 139.892236] do_mount+0x417/0x27d0 [ 139.895789] ? copy_mount_options+0x5c/0x2f0 [ 139.900183] ? rcu_read_lock_sched_held+0x110/0x130 [ 139.905189] ? copy_mount_string+0x40/0x40 [ 139.909410] ? copy_mount_options+0x1fe/0x2f0 [ 139.913894] SyS_mount+0xab/0x120 [ 139.917340] ? copy_mnt_ns+0x8c0/0x8c0 [ 139.921218] do_syscall_64+0x1eb/0x630 [ 139.925345] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 139.930183] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 139.935365] RIP: 0033:0x458c29 [ 139.938532] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 139.946436] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 139.953696] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 139.967263] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 139.974628] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 139.981909] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 140.003846] FAULT_INJECTION: forcing a failure. [ 140.003846] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 140.015934] CPU: 1 PID: 7489 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 140.022961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.032602] Call Trace: [ 140.035198] dump_stack+0x138/0x19c [ 140.038823] should_fail.cold+0x10f/0x159 [ 140.043247] __alloc_pages_nodemask+0x1d6/0x7a0 [ 140.048462] ? cache_grow_end.part.0+0x92/0x160 [ 140.053220] ? __alloc_pages_slowpath+0x2930/0x2930 [ 140.058570] cache_grow_begin+0x80/0x410 [ 140.063311] __kmalloc+0x6c2/0x7a0 [ 140.066846] ? __lockdep_init_map+0x10c/0x570 [ 140.071369] ? p9_fcall_alloc+0x1d/0x90 [ 140.075360] p9_fcall_alloc+0x1d/0x90 [ 140.079152] p9_client_prepare_req.part.0+0x73c/0xa90 [ 140.084438] p9_client_rpc+0x170/0x1190 [ 140.088428] ? p9_idpool_get+0xa3/0x100 [ 140.092406] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 140.098370] ? find_held_lock+0x35/0x130 [ 140.102434] ? p9_fid_create+0x2d5/0x3b0 [ 140.106515] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 140.111614] ? trace_hardirqs_on_caller+0x400/0x590 [ 140.120117] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 140.125269] p9_client_attach+0x152/0x6a0 [ 140.129589] ? trace_hardirqs_off+0xd/0x10 [ 140.133837] ? p9_client_readlink+0x410/0x410 [ 140.138627] ? trace_hardirqs_on_caller+0x400/0x590 [ 140.143683] v9fs_session_init+0xbe8/0x1590 [ 140.148350] ? v9fs_session_init+0xbe8/0x1590 [ 140.152846] ? v9fs_show_options+0x730/0x730 [ 140.157541] ? v9fs_mount+0x5e/0x870 [ 140.161554] ? rcu_read_lock_sched_held+0x110/0x130 [ 140.167291] ? kmem_cache_alloc_trace+0x626/0x790 [ 140.172567] ? free_pages+0x46/0x50 [ 140.176195] v9fs_mount+0x7d/0x870 [ 140.179841] mount_fs+0x9d/0x2a7 [ 140.184776] vfs_kern_mount.part.0+0x5e/0x3d0 [ 140.190662] do_mount+0x417/0x27d0 [ 140.194246] ? copy_mount_options+0x5c/0x2f0 [ 140.198807] ? rcu_read_lock_sched_held+0x110/0x130 [ 140.204224] ? copy_mount_string+0x40/0x40 [ 140.208640] ? copy_mount_options+0x1fe/0x2f0 [ 140.213141] SyS_mount+0xab/0x120 [ 140.216665] ? copy_mnt_ns+0x8c0/0x8c0 [ 140.221182] do_syscall_64+0x1eb/0x630 [ 140.226728] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 140.232471] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 140.238946] RIP: 0033:0x458c29 [ 140.242141] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 140.250012] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 140.257451] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 140.264828] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 140.273147] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 140.280510] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 140.305250] FAULT_INJECTION: forcing a failure. [ 140.305250] name failslab, interval 1, probability 0, space 0, times 0 [ 140.322705] CPU: 0 PID: 7491 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 140.329751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.339298] Call Trace: [ 140.341923] dump_stack+0x138/0x19c [ 140.347159] should_fail.cold+0x10f/0x159 [ 140.356114] should_failslab+0xdb/0x130 [ 140.361313] kmem_cache_alloc+0x2d9/0x780 [ 140.367159] ? snprintf+0xd0/0xd0 [ 140.380406] ? kmem_cache_alloc_trace+0x626/0x790 [ 140.385897] __fscache_acquire_cookie+0xe1/0x430 [ 140.393380] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 140.400883] v9fs_session_init+0xc77/0x1590 [ 140.407069] ? v9fs_show_options+0x730/0x730 [ 140.416180] ? v9fs_mount+0x5e/0x870 [ 140.419891] ? rcu_read_lock_sched_held+0x110/0x130 [ 140.425262] ? kmem_cache_alloc_trace+0x626/0x790 [ 140.430391] ? free_pages+0x46/0x50 [ 140.434018] v9fs_mount+0x7d/0x870 [ 140.438609] mount_fs+0x9d/0x2a7 [ 140.442153] vfs_kern_mount.part.0+0x5e/0x3d0 [ 140.446992] do_mount+0x417/0x27d0 [ 140.451654] ? copy_mount_options+0x5c/0x2f0 [ 140.456280] ? rcu_read_lock_sched_held+0x110/0x130 [ 140.462930] ? copy_mount_string+0x40/0x40 [ 140.471872] ? copy_mount_options+0x1fe/0x2f0 [ 140.477548] SyS_mount+0xab/0x120 [ 140.481432] ? copy_mnt_ns+0x8c0/0x8c0 [ 140.485666] do_syscall_64+0x1eb/0x630 [ 140.489559] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 140.495982] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 140.501366] RIP: 0033:0x458c29 [ 140.504585] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 140.516462] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 140.523937] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 140.533895] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 140.541796] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 140.549764] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 140.573823] FAULT_INJECTION: forcing a failure. [ 140.573823] name failslab, interval 1, probability 0, space 0, times 0 [ 140.585938] CPU: 1 PID: 7493 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 140.592871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.602489] Call Trace: [ 140.605083] dump_stack+0x138/0x19c [ 140.608704] should_fail.cold+0x10f/0x159 [ 140.612846] should_failslab+0xdb/0x130 [ 140.619074] __kmalloc+0x2f3/0x7a0 [ 140.622626] ? __lockdep_init_map+0x10c/0x570 [ 140.627113] ? __lockdep_init_map+0x10c/0x570 [ 140.631615] ? p9_fcall_alloc+0x1d/0x90 [ 140.636069] p9_fcall_alloc+0x1d/0x90 [ 140.641024] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 140.646907] p9_client_rpc+0x170/0x1190 [ 140.650872] ? p9_idpool_get+0xa3/0x100 [ 140.655007] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 140.661346] ? find_held_lock+0x35/0x130 [ 140.665603] ? p9_fid_create+0x2d5/0x3b0 [ 140.669681] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 140.674862] ? trace_hardirqs_on_caller+0x400/0x590 [ 140.679897] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 140.685014] p9_client_attach+0x152/0x6a0 [ 140.689443] ? trace_hardirqs_off+0xd/0x10 [ 140.693672] ? p9_client_readlink+0x410/0x410 [ 140.700855] ? trace_hardirqs_on_caller+0x400/0x590 [ 140.706826] v9fs_session_init+0xbe8/0x1590 [ 140.711150] ? v9fs_session_init+0xbe8/0x1590 [ 140.716034] ? v9fs_show_options+0x730/0x730 [ 140.720464] ? v9fs_mount+0x5e/0x870 [ 140.724638] ? rcu_read_lock_sched_held+0x110/0x130 [ 140.729648] ? kmem_cache_alloc_trace+0x626/0x790 [ 140.734489] ? free_pages+0x46/0x50 [ 140.738471] v9fs_mount+0x7d/0x870 [ 140.742023] mount_fs+0x9d/0x2a7 [ 140.745393] vfs_kern_mount.part.0+0x5e/0x3d0 [ 140.749877] do_mount+0x417/0x27d0 [ 140.753493] ? copy_mount_options+0x5c/0x2f0 [ 140.757893] ? rcu_read_lock_sched_held+0x110/0x130 [ 140.762903] ? copy_mount_string+0x40/0x40 [ 140.767420] ? copy_mount_options+0x1fe/0x2f0 [ 140.772091] SyS_mount+0xab/0x120 [ 140.775567] ? copy_mnt_ns+0x8c0/0x8c0 [ 140.779830] do_syscall_64+0x1eb/0x630 [ 140.783706] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 140.788545] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 140.793721] RIP: 0033:0x458c29 [ 140.796900] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 140.805252] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 140.813882] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 140.821476] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 140.828738] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 140.836385] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 140.844987] 9pnet: Couldn't grow tag array [ 140.859622] FAULT_INJECTION: forcing a failure. [ 140.859622] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 140.871763] CPU: 1 PID: 7495 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 140.878693] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.888056] Call Trace: [ 140.890671] dump_stack+0x138/0x19c [ 140.894423] should_fail.cold+0x10f/0x159 [ 140.898561] __alloc_pages_nodemask+0x1d6/0x7a0 [ 140.903770] ? cache_grow_end.part.0+0x92/0x160 [ 140.908608] ? __alloc_pages_slowpath+0x2930/0x2930 [ 140.913624] cache_grow_begin+0x80/0x410 [ 140.918383] __kmalloc+0x6c2/0x7a0 [ 140.922004] ? __lockdep_init_map+0x10c/0x570 [ 140.926502] ? p9_fcall_alloc+0x1d/0x90 [ 140.930467] p9_fcall_alloc+0x1d/0x90 [ 140.934258] p9_client_prepare_req.part.0+0x73c/0xa90 [ 140.939613] p9_client_rpc+0x170/0x1190 [ 140.943605] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 140.949567] ? find_held_lock+0x35/0x130 [ 140.953622] ? p9_fid_create+0x2d5/0x3b0 [ 140.958404] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 140.963594] ? trace_hardirqs_on_caller+0x400/0x590 [ 140.968691] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 140.973784] p9_client_attach+0x152/0x6a0 [ 140.977920] ? trace_hardirqs_off+0xd/0x10 [ 140.982780] ? p9_client_readlink+0x410/0x410 [ 140.987267] ? trace_hardirqs_on_caller+0x400/0x590 [ 140.992279] v9fs_session_init+0xbe8/0x1590 [ 140.996689] ? v9fs_session_init+0xbe8/0x1590 [ 141.001181] ? v9fs_show_options+0x730/0x730 [ 141.005583] ? v9fs_mount+0x5e/0x870 [ 141.009380] ? rcu_read_lock_sched_held+0x110/0x130 [ 141.015101] ? kmem_cache_alloc_trace+0x626/0x790 [ 141.020204] ? free_pages+0x46/0x50 [ 141.023849] v9fs_mount+0x7d/0x870 [ 141.027402] mount_fs+0x9d/0x2a7 [ 141.030764] vfs_kern_mount.part.0+0x5e/0x3d0 [ 141.035250] do_mount+0x417/0x27d0 [ 141.038798] ? copy_mount_options+0x5c/0x2f0 [ 141.043224] ? rcu_read_lock_sched_held+0x110/0x130 [ 141.048430] ? copy_mount_string+0x40/0x40 [ 141.052923] ? copy_mount_options+0x1fe/0x2f0 [ 141.060142] SyS_mount+0xab/0x120 [ 141.063777] ? copy_mnt_ns+0x8c0/0x8c0 [ 141.068183] do_syscall_64+0x1eb/0x630 [ 141.072320] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 141.079565] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 141.084841] RIP: 0033:0x458c29 [ 141.088015] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 141.095713] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 141.103064] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 141.110328] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 141.117594] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 141.125264] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 141.148378] FAULT_INJECTION: forcing a failure. [ 141.148378] name failslab, interval 1, probability 0, space 0, times 0 [ 141.160708] CPU: 1 PID: 7497 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 141.167913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.180780] Call Trace: [ 141.183727] dump_stack+0x138/0x19c [ 141.187380] should_fail.cold+0x10f/0x159 [ 141.192326] should_failslab+0xdb/0x130 [ 141.196300] __kmalloc+0x2f3/0x7a0 [ 141.200944] ? __lockdep_init_map+0x10c/0x570 [ 141.206830] ? p9_fcall_alloc+0x1d/0x90 [ 141.210951] p9_fcall_alloc+0x1d/0x90 [ 141.214743] p9_client_prepare_req.part.0+0x73c/0xa90 [ 141.220185] p9_client_rpc+0x170/0x1190 [ 141.224168] ? p9_idpool_get+0xa3/0x100 [ 141.228139] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 141.234126] ? find_held_lock+0x35/0x130 [ 141.238173] ? p9_fid_create+0x2d5/0x3b0 [ 141.242226] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 141.247320] ? trace_hardirqs_on_caller+0x400/0x590 [ 141.252326] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 141.257423] p9_client_attach+0x152/0x6a0 [ 141.261676] ? trace_hardirqs_off+0xd/0x10 [ 141.265902] ? p9_client_readlink+0x410/0x410 [ 141.270567] ? trace_hardirqs_on_caller+0x400/0x590 [ 141.276364] v9fs_session_init+0xbe8/0x1590 [ 141.280718] ? v9fs_session_init+0xbe8/0x1590 [ 141.285216] ? v9fs_show_options+0x730/0x730 [ 141.289620] ? v9fs_mount+0x5e/0x870 [ 141.293331] ? rcu_read_lock_sched_held+0x110/0x130 [ 141.298428] ? kmem_cache_alloc_trace+0x626/0x790 [ 141.303265] ? free_pages+0x46/0x50 [ 141.306913] v9fs_mount+0x7d/0x870 [ 141.310450] mount_fs+0x9d/0x2a7 [ 141.313831] vfs_kern_mount.part.0+0x5e/0x3d0 [ 141.318347] do_mount+0x417/0x27d0 [ 141.321881] ? copy_mount_options+0x5c/0x2f0 [ 141.326281] ? rcu_read_lock_sched_held+0x110/0x130 [ 141.331321] ? copy_mount_string+0x40/0x40 [ 141.337128] ? copy_mount_options+0x1fe/0x2f0 [ 141.341731] SyS_mount+0xab/0x120 [ 141.345197] ? copy_mnt_ns+0x8c0/0x8c0 [ 141.349165] do_syscall_64+0x1eb/0x630 [ 141.353042] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 141.357883] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 141.363095] RIP: 0033:0x458c29 [ 141.370225] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 141.378556] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 141.385828] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 141.393105] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 141.401233] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 141.413917] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 141.423786] 9pnet: Couldn't grow tag array [ 141.439764] FAULT_INJECTION: forcing a failure. [ 141.439764] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 141.452546] CPU: 0 PID: 7499 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 141.460240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.470526] Call Trace: [ 141.473130] dump_stack+0x138/0x19c [ 141.477885] should_fail.cold+0x10f/0x159 [ 141.482033] __alloc_pages_nodemask+0x1d6/0x7a0 [ 141.487057] ? cache_grow_end.part.0+0x92/0x160 [ 141.492612] ? __alloc_pages_slowpath+0x2930/0x2930 [ 141.497640] cache_grow_begin+0x80/0x410 [ 141.505901] __kmalloc+0x6c2/0x7a0 [ 141.509727] ? __lockdep_init_map+0x10c/0x570 [ 141.514229] ? p9_fcall_alloc+0x1d/0x90 [ 141.518287] p9_fcall_alloc+0x1d/0x90 [ 141.522089] p9_client_prepare_req.part.0+0x73c/0xa90 [ 141.527392] p9_client_rpc+0x170/0x1190 [ 141.531353] ? p9_idpool_get+0xa3/0x100 [ 141.535348] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 141.541937] ? find_held_lock+0x35/0x130 [ 141.549000] ? p9_fid_create+0x2d5/0x3b0 [ 141.553059] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 141.558183] ? trace_hardirqs_on_caller+0x400/0x590 [ 141.563208] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 141.568487] p9_client_attach+0x152/0x6a0 [ 141.573060] ? trace_hardirqs_off+0xd/0x10 [ 141.577282] ? p9_client_readlink+0x410/0x410 [ 141.583408] ? trace_hardirqs_on_caller+0x400/0x590 [ 141.588412] v9fs_session_init+0xbe8/0x1590 [ 141.592720] ? v9fs_session_init+0xbe8/0x1590 [ 141.597224] ? v9fs_show_options+0x730/0x730 [ 141.601626] ? v9fs_mount+0x5e/0x870 [ 141.605327] ? rcu_read_lock_sched_held+0x110/0x130 [ 141.610337] ? kmem_cache_alloc_trace+0x626/0x790 [ 141.615197] ? free_pages+0x46/0x50 [ 141.618814] v9fs_mount+0x7d/0x870 [ 141.622339] mount_fs+0x9d/0x2a7 [ 141.625717] vfs_kern_mount.part.0+0x5e/0x3d0 [ 141.630221] do_mount+0x417/0x27d0 [ 141.633758] ? copy_mount_options+0x5c/0x2f0 [ 141.638161] ? rcu_read_lock_sched_held+0x110/0x130 [ 141.643865] ? copy_mount_string+0x40/0x40 [ 141.648092] ? copy_mount_options+0x1fe/0x2f0 [ 141.652606] SyS_mount+0xab/0x120 [ 141.657025] ? copy_mnt_ns+0x8c0/0x8c0 [ 141.660908] do_syscall_64+0x1eb/0x630 [ 141.664795] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 141.669628] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 141.674806] RIP: 0033:0x458c29 [ 141.678328] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 141.686684] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 141.693944] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 141.701998] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 141.709364] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 141.717617] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 141.742976] FAULT_INJECTION: forcing a failure. [ 141.742976] name failslab, interval 1, probability 0, space 0, times 0 [ 141.755917] CPU: 0 PID: 7501 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 141.762856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.776615] Call Trace: [ 141.779200] dump_stack+0x138/0x19c [ 141.782820] should_fail.cold+0x10f/0x159 [ 141.786960] should_failslab+0xdb/0x130 [ 141.790972] __kmalloc+0x2f3/0x7a0 [ 141.795385] ? __lockdep_init_map+0x10c/0x570 [ 141.799879] ? p9_fcall_alloc+0x1d/0x90 [ 141.803837] p9_fcall_alloc+0x1d/0x90 [ 141.807621] p9_client_prepare_req.part.0+0x73c/0xa90 [ 141.812901] p9_client_rpc+0x170/0x1190 [ 141.816885] ? p9_idpool_get+0xa3/0x100 [ 141.820855] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 141.826817] ? find_held_lock+0x35/0x130 [ 141.831348] ? p9_fid_create+0x2d5/0x3b0 [ 141.835400] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 141.841188] ? trace_hardirqs_on_caller+0x400/0x590 [ 141.846196] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 141.851304] p9_client_attach+0x152/0x6a0 [ 141.855442] ? trace_hardirqs_off+0xd/0x10 [ 141.860015] ? p9_client_readlink+0x410/0x410 [ 141.864518] ? trace_hardirqs_on_caller+0x400/0x590 [ 141.869617] v9fs_session_init+0xbe8/0x1590 [ 141.876882] ? v9fs_session_init+0xbe8/0x1590 [ 141.881481] ? v9fs_show_options+0x730/0x730 [ 141.886878] ? v9fs_mount+0x5e/0x870 [ 141.891206] ? rcu_read_lock_sched_held+0x110/0x130 [ 141.896209] ? kmem_cache_alloc_trace+0x626/0x790 [ 141.901037] ? free_pages+0x46/0x50 [ 141.904655] v9fs_mount+0x7d/0x870 [ 141.908203] mount_fs+0x9d/0x2a7 [ 141.911575] vfs_kern_mount.part.0+0x5e/0x3d0 [ 141.916083] do_mount+0x417/0x27d0 [ 141.919608] ? copy_mount_options+0x5c/0x2f0 [ 141.924005] ? rcu_read_lock_sched_held+0x110/0x130 [ 141.929007] ? copy_mount_string+0x40/0x40 [ 141.933229] ? copy_mount_options+0x1fe/0x2f0 [ 141.937709] SyS_mount+0xab/0x120 [ 141.941146] ? copy_mnt_ns+0x8c0/0x8c0 [ 141.945019] do_syscall_64+0x1eb/0x630 [ 141.948895] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 141.953874] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 141.959066] RIP: 0033:0x458c29 [ 141.962246] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 141.970498] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 141.977854] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 141.985743] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 141.993375] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 142.000642] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 142.009709] 9pnet: Couldn't grow tag array [ 142.025828] FAULT_INJECTION: forcing a failure. [ 142.025828] name failslab, interval 1, probability 0, space 0, times 0 [ 142.037964] CPU: 1 PID: 7504 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 142.045173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.054518] Call Trace: [ 142.057102] dump_stack+0x138/0x19c [ 142.060721] should_fail.cold+0x10f/0x159 [ 142.065030] should_failslab+0xdb/0x130 [ 142.069031] __kmalloc+0x2f3/0x7a0 [ 142.072982] ? __lockdep_init_map+0x10c/0x570 [ 142.077471] ? p9_fcall_alloc+0x1d/0x90 [ 142.081787] p9_fcall_alloc+0x1d/0x90 [ 142.085582] p9_client_prepare_req.part.0+0x73c/0xa90 [ 142.091116] p9_client_rpc+0x170/0x1190 [ 142.095348] ? p9_idpool_get+0xa3/0x100 [ 142.102677] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 142.108646] ? find_held_lock+0x35/0x130 [ 142.112733] ? p9_fid_create+0x2d5/0x3b0 [ 142.116792] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 142.126074] ? trace_hardirqs_on_caller+0x400/0x590 [ 142.131278] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 142.136376] p9_client_attach+0x152/0x6a0 [ 142.140783] ? trace_hardirqs_off+0xd/0x10 [ 142.145012] ? p9_client_readlink+0x410/0x410 [ 142.149499] ? trace_hardirqs_on_caller+0x400/0x590 [ 142.154606] v9fs_session_init+0xbe8/0x1590 [ 142.159597] ? v9fs_session_init+0xbe8/0x1590 [ 142.164179] ? v9fs_show_options+0x730/0x730 [ 142.169485] ? v9fs_mount+0x5e/0x870 [ 142.173197] ? rcu_read_lock_sched_held+0x110/0x130 [ 142.178218] ? kmem_cache_alloc_trace+0x626/0x790 [ 142.183057] ? free_pages+0x46/0x50 [ 142.186685] v9fs_mount+0x7d/0x870 [ 142.190462] mount_fs+0x9d/0x2a7 [ 142.194768] vfs_kern_mount.part.0+0x5e/0x3d0 [ 142.199373] do_mount+0x417/0x27d0 [ 142.203694] ? copy_mount_options+0x5c/0x2f0 [ 142.208100] ? rcu_read_lock_sched_held+0x110/0x130 [ 142.213111] ? copy_mount_string+0x40/0x40 [ 142.218124] ? copy_mount_options+0x1fe/0x2f0 [ 142.222614] SyS_mount+0xab/0x120 [ 142.226911] ? copy_mnt_ns+0x8c0/0x8c0 [ 142.233076] do_syscall_64+0x1eb/0x630 [ 142.236988] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 142.241830] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 142.247015] RIP: 0033:0x458c29 [ 142.251785] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 142.259486] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 142.266751] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 142.274106] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 142.282418] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 142.292763] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 142.301025] 9pnet: Couldn't grow tag array [ 142.316283] FAULT_INJECTION: forcing a failure. [ 142.316283] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 142.328312] CPU: 0 PID: 7505 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 142.336708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.347195] Call Trace: [ 142.349776] dump_stack+0x138/0x19c [ 142.353557] should_fail.cold+0x10f/0x159 [ 142.358609] __alloc_pages_nodemask+0x1d6/0x7a0 [ 142.363642] ? cache_grow_end.part.0+0x92/0x160 [ 142.368355] ? __alloc_pages_slowpath+0x2930/0x2930 [ 142.373611] cache_grow_begin+0x80/0x410 [ 142.377694] __kmalloc+0x6c2/0x7a0 [ 142.381250] ? __lockdep_init_map+0x10c/0x570 [ 142.385731] ? p9_fcall_alloc+0x1d/0x90 [ 142.389722] p9_fcall_alloc+0x1d/0x90 [ 142.393517] p9_client_prepare_req.part.0+0x73c/0xa90 [ 142.398697] p9_client_rpc+0x170/0x1190 [ 142.402683] ? p9_idpool_get+0xa3/0x100 [ 142.406669] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 142.412635] ? find_held_lock+0x35/0x130 [ 142.416782] ? p9_fid_create+0x2d5/0x3b0 [ 142.421214] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 142.426448] ? trace_hardirqs_on_caller+0x400/0x590 [ 142.431671] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 142.436856] p9_client_attach+0x152/0x6a0 [ 142.440999] ? trace_hardirqs_off+0xd/0x10 [ 142.445308] ? p9_client_readlink+0x410/0x410 [ 142.449930] ? trace_hardirqs_on_caller+0x400/0x590 [ 142.455164] v9fs_session_init+0xbe8/0x1590 [ 142.460008] ? v9fs_session_init+0xbe8/0x1590 [ 142.464525] ? v9fs_show_options+0x730/0x730 [ 142.468928] ? v9fs_mount+0x5e/0x870 [ 142.472628] ? rcu_read_lock_sched_held+0x110/0x130 [ 142.477975] ? kmem_cache_alloc_trace+0x626/0x790 [ 142.482808] ? free_pages+0x46/0x50 [ 142.490344] v9fs_mount+0x7d/0x870 [ 142.493878] mount_fs+0x9d/0x2a7 [ 142.497254] vfs_kern_mount.part.0+0x5e/0x3d0 [ 142.501743] do_mount+0x417/0x27d0 [ 142.505262] ? copy_mount_options+0x5c/0x2f0 [ 142.509679] ? rcu_read_lock_sched_held+0x110/0x130 [ 142.514688] ? copy_mount_string+0x40/0x40 [ 142.518914] ? copy_mount_options+0x1fe/0x2f0 [ 142.523433] SyS_mount+0xab/0x120 [ 142.526964] ? copy_mnt_ns+0x8c0/0x8c0 [ 142.530837] do_syscall_64+0x1eb/0x630 [ 142.534735] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 142.540271] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 142.552109] RIP: 0033:0x458c29 [ 142.555459] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 142.564747] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 142.572026] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 142.579383] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 142.586740] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 142.594021] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 142.615561] FAULT_INJECTION: forcing a failure. [ 142.615561] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 142.627413] CPU: 1 PID: 7507 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 142.634360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.650174] Call Trace: [ 142.652899] dump_stack+0x138/0x19c [ 142.656960] should_fail.cold+0x10f/0x159 [ 142.661233] __alloc_pages_nodemask+0x1d6/0x7a0 [ 142.665899] ? cache_grow_end.part.0+0x92/0x160 [ 142.670563] ? __alloc_pages_slowpath+0x2930/0x2930 [ 142.675607] cache_grow_begin+0x80/0x410 [ 142.679663] __kmalloc+0x6c2/0x7a0 [ 142.684344] ? __lockdep_init_map+0x10c/0x570 [ 142.688850] ? p9_fcall_alloc+0x1d/0x90 [ 142.692828] p9_fcall_alloc+0x1d/0x90 [ 142.696622] p9_client_prepare_req.part.0+0x73c/0xa90 [ 142.701814] p9_client_rpc+0x170/0x1190 [ 142.705781] ? p9_idpool_get+0xa3/0x100 [ 142.709829] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 142.715793] ? find_held_lock+0x35/0x130 [ 142.719848] ? p9_fid_create+0x2d5/0x3b0 [ 142.723900] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 142.728996] ? trace_hardirqs_on_caller+0x400/0x590 [ 142.734004] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 142.739132] p9_client_attach+0x152/0x6a0 [ 142.743271] ? trace_hardirqs_off+0xd/0x10 [ 142.747505] ? p9_client_readlink+0x410/0x410 [ 142.752428] ? trace_hardirqs_on_caller+0x400/0x590 [ 142.757444] v9fs_session_init+0xbe8/0x1590 [ 142.761798] ? v9fs_session_init+0xbe8/0x1590 [ 142.766287] ? find_held_lock+0x35/0x130 [ 142.770349] ? v9fs_show_options+0x730/0x730 [ 142.774749] ? v9fs_mount+0x5e/0x870 [ 142.778449] ? rcu_read_lock_sched_held+0x110/0x130 [ 142.783455] ? kmem_cache_alloc_trace+0x626/0x790 [ 142.788291] v9fs_mount+0x7d/0x870 [ 142.791922] mount_fs+0x9d/0x2a7 [ 142.795581] vfs_kern_mount.part.0+0x5e/0x3d0 [ 142.800084] do_mount+0x417/0x27d0 [ 142.803624] ? copy_mount_options+0x5c/0x2f0 [ 142.808020] ? rcu_read_lock_sched_held+0x110/0x130 [ 142.813043] ? copy_mount_string+0x40/0x40 [ 142.817266] ? copy_mount_options+0x1fe/0x2f0 [ 142.821750] SyS_mount+0xab/0x120 [ 142.825188] ? copy_mnt_ns+0x8c0/0x8c0 [ 142.829076] do_syscall_64+0x1eb/0x630 [ 142.832986] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 142.838112] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 142.843314] RIP: 0033:0x458c29 [ 142.846497] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 142.854539] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 142.861962] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 142.869226] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 142.876505] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 142.884050] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 142.908935] FAULT_INJECTION: forcing a failure. [ 142.908935] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 142.922611] CPU: 0 PID: 7509 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 142.930753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.943372] Call Trace: [ 142.947868] dump_stack+0x138/0x19c [ 142.951668] should_fail.cold+0x10f/0x159 [ 142.956086] __alloc_pages_nodemask+0x1d6/0x7a0 [ 142.961402] ? cache_grow_end.part.0+0x92/0x160 [ 142.967970] ? __alloc_pages_slowpath+0x2930/0x2930 [ 142.973092] cache_grow_begin+0x80/0x410 [ 142.978047] __kmalloc+0x6c2/0x7a0 [ 142.981618] ? __lockdep_init_map+0x10c/0x570 [ 142.986192] ? p9_fcall_alloc+0x1d/0x90 [ 142.990168] p9_fcall_alloc+0x1d/0x90 [ 142.993967] p9_client_prepare_req.part.0+0x73c/0xa90 [ 142.999434] p9_client_rpc+0x170/0x1190 [ 143.005954] ? p9_idpool_get+0xa3/0x100 [ 143.010040] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 143.016023] ? find_held_lock+0x35/0x130 [ 143.021331] ? p9_fid_create+0x2d5/0x3b0 [ 143.026014] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 143.032440] ? trace_hardirqs_on_caller+0x400/0x590 [ 143.037456] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 143.043684] p9_client_attach+0x152/0x6a0 [ 143.048105] ? p9_client_readlink+0x410/0x410 [ 143.054786] ? kfree+0x199/0x270 [ 143.058227] v9fs_session_init+0xbe8/0x1590 [ 143.062536] ? v9fs_session_init+0xbe8/0x1590 [ 143.068638] ? v9fs_show_options+0x730/0x730 [ 143.074420] ? v9fs_mount+0x5e/0x870 [ 143.083950] ? rcu_read_lock_sched_held+0x110/0x130 [ 143.093261] ? kmem_cache_alloc_trace+0x626/0x790 [ 143.101628] ? free_pages+0x46/0x50 [ 143.109778] v9fs_mount+0x7d/0x870 [ 143.115549] mount_fs+0x9d/0x2a7 [ 143.120154] vfs_kern_mount.part.0+0x5e/0x3d0 [ 143.126152] do_mount+0x417/0x27d0 [ 143.132613] ? copy_mount_options+0x5c/0x2f0 [ 143.146143] ? rcu_read_lock_sched_held+0x110/0x130 [ 143.158122] ? copy_mount_string+0x40/0x40 [ 143.164973] ? copy_mount_options+0x1fe/0x2f0 [ 143.171558] SyS_mount+0xab/0x120 [ 143.175452] ? copy_mnt_ns+0x8c0/0x8c0 [ 143.183299] do_syscall_64+0x1eb/0x630 [ 143.188602] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 143.204377] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 143.209594] RIP: 0033:0x458c29 [ 143.218532] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 143.227193] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 143.235238] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 143.250011] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 143.257284] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 143.274972] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 143.297454] FAULT_INJECTION: forcing a failure. [ 143.297454] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 143.309759] CPU: 0 PID: 7511 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 143.316763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 143.326560] Call Trace: [ 143.329151] dump_stack+0x138/0x19c [ 143.334332] should_fail.cold+0x10f/0x159 [ 143.338491] __alloc_pages_nodemask+0x1d6/0x7a0 [ 143.343246] ? cache_grow_end.part.0+0x92/0x160 [ 143.347906] ? __alloc_pages_slowpath+0x2930/0x2930 [ 143.352917] cache_grow_begin+0x80/0x410 [ 143.357101] __kmalloc+0x6c2/0x7a0 [ 143.360708] ? __lockdep_init_map+0x10c/0x570 [ 143.365281] ? p9_fcall_alloc+0x1d/0x90 [ 143.369250] p9_fcall_alloc+0x1d/0x90 [ 143.373060] p9_client_prepare_req.part.0+0x73c/0xa90 [ 143.378288] p9_client_rpc+0x170/0x1190 [ 143.382256] ? p9_idpool_get+0xa3/0x100 [ 143.386214] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 143.392193] ? find_held_lock+0x35/0x130 [ 143.396236] ? p9_fid_create+0x2d5/0x3b0 [ 143.400304] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 143.405504] ? trace_hardirqs_on_caller+0x400/0x590 [ 143.410528] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 143.415631] p9_client_attach+0x152/0x6a0 [ 143.419761] ? trace_hardirqs_off+0xd/0x10 [ 143.423983] ? p9_client_readlink+0x410/0x410 [ 143.428462] ? trace_hardirqs_on_caller+0x400/0x590 [ 143.433468] v9fs_session_init+0xbe8/0x1590 [ 143.437776] ? v9fs_session_init+0xbe8/0x1590 [ 143.442266] ? v9fs_show_options+0x730/0x730 [ 143.446660] ? v9fs_mount+0x5e/0x870 [ 143.450359] ? rcu_read_lock_sched_held+0x110/0x130 [ 143.455356] ? kmem_cache_alloc_trace+0x626/0x790 [ 143.460270] ? free_pages+0x46/0x50 [ 143.463975] v9fs_mount+0x7d/0x870 [ 143.467500] mount_fs+0x9d/0x2a7 [ 143.470851] vfs_kern_mount.part.0+0x5e/0x3d0 [ 143.475337] do_mount+0x417/0x27d0 [ 143.478872] ? copy_mount_options+0x5c/0x2f0 [ 143.483270] ? rcu_read_lock_sched_held+0x110/0x130 [ 143.488271] ? copy_mount_string+0x40/0x40 [ 143.492516] ? copy_mount_options+0x1fe/0x2f0 [ 143.497792] SyS_mount+0xab/0x120 [ 143.502207] ? copy_mnt_ns+0x8c0/0x8c0 [ 143.507503] do_syscall_64+0x1eb/0x630 [ 143.511378] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 143.516219] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 143.521398] RIP: 0033:0x458c29 [ 143.524609] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 143.533803] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 143.546283] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 2019/04/20 00:25:32 executed programs: 204 [ 143.559419] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 143.566945] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 143.574202] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 143.596225] FAULT_INJECTION: forcing a failure. [ 143.596225] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 143.608677] CPU: 1 PID: 7513 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 143.615595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 143.624938] Call Trace: [ 143.627538] dump_stack+0x138/0x19c [ 143.631160] should_fail.cold+0x10f/0x159 [ 143.635315] __alloc_pages_nodemask+0x1d6/0x7a0 [ 143.640938] ? cache_grow_end.part.0+0x92/0x160 [ 143.645597] ? __alloc_pages_slowpath+0x2930/0x2930 [ 143.650879] cache_grow_begin+0x80/0x410 [ 143.655199] __kmalloc+0x6c2/0x7a0 [ 143.659025] ? __lockdep_init_map+0x10c/0x570 [ 143.663700] ? p9_fcall_alloc+0x1d/0x90 [ 143.667683] p9_fcall_alloc+0x1d/0x90 [ 143.671825] p9_client_prepare_req.part.0+0x73c/0xa90 [ 143.677013] p9_client_rpc+0x170/0x1190 [ 143.680978] ? p9_idpool_get+0xa3/0x100 [ 143.684942] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 143.690902] ? find_held_lock+0x35/0x130 [ 143.695053] ? p9_fid_create+0x2d5/0x3b0 [ 143.699200] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 143.704297] ? trace_hardirqs_on_caller+0x400/0x590 [ 143.710108] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 143.715889] p9_client_attach+0x152/0x6a0 [ 143.725976] ? p9_client_readlink+0x410/0x410 [ 143.731716] ? kfree+0x199/0x270 [ 143.735072] v9fs_session_init+0xbe8/0x1590 [ 143.739384] ? v9fs_session_init+0xbe8/0x1590 [ 143.743875] ? v9fs_show_options+0x730/0x730 [ 143.748274] ? v9fs_mount+0x5e/0x870 [ 143.752505] ? rcu_read_lock_sched_held+0x110/0x130 [ 143.757545] ? kmem_cache_alloc_trace+0x626/0x790 [ 143.762568] ? free_pages+0x46/0x50 [ 143.767267] v9fs_mount+0x7d/0x870 [ 143.773432] mount_fs+0x9d/0x2a7 [ 143.779557] vfs_kern_mount.part.0+0x5e/0x3d0 [ 143.784089] do_mount+0x417/0x27d0 [ 143.787635] ? copy_mount_options+0x5c/0x2f0 [ 143.792035] ? rcu_read_lock_sched_held+0x110/0x130 [ 143.797146] ? copy_mount_string+0x40/0x40 [ 143.801406] ? copy_mount_options+0x1fe/0x2f0 [ 143.805915] SyS_mount+0xab/0x120 [ 143.809355] ? copy_mnt_ns+0x8c0/0x8c0 [ 143.813234] do_syscall_64+0x1eb/0x630 [ 143.817195] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 143.822041] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 143.827228] RIP: 0033:0x458c29 [ 143.830631] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 143.839392] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 143.851349] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 143.861344] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 143.874684] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 143.882411] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 143.908014] FAULT_INJECTION: forcing a failure. [ 143.908014] name failslab, interval 1, probability 0, space 0, times 0 [ 143.922149] CPU: 0 PID: 7515 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 143.931097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 143.942878] Call Trace: [ 143.945460] dump_stack+0x138/0x19c [ 143.949076] should_fail.cold+0x10f/0x159 [ 143.953223] should_failslab+0xdb/0x130 [ 143.957465] kmem_cache_alloc_trace+0x2ec/0x790 [ 143.963796] ? p9_client_readlink+0x410/0x410 [ 143.968282] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 143.973751] v9fs_session_init+0xc77/0x1590 [ 143.978185] ? v9fs_show_options+0x730/0x730 [ 143.982592] ? v9fs_mount+0x5e/0x870 [ 143.986294] ? rcu_read_lock_sched_held+0x110/0x130 [ 143.993788] ? kmem_cache_alloc_trace+0x626/0x790 [ 144.001456] ? free_pages+0x46/0x50 [ 144.005814] v9fs_mount+0x7d/0x870 [ 144.009696] mount_fs+0x9d/0x2a7 [ 144.013073] vfs_kern_mount.part.0+0x5e/0x3d0 [ 144.017782] do_mount+0x417/0x27d0 [ 144.021330] ? copy_mount_options+0x5c/0x2f0 [ 144.026277] ? rcu_read_lock_sched_held+0x110/0x130 [ 144.031298] ? copy_mount_string+0x40/0x40 [ 144.035527] ? copy_mount_options+0x1fe/0x2f0 [ 144.040018] SyS_mount+0xab/0x120 [ 144.043470] ? copy_mnt_ns+0x8c0/0x8c0 [ 144.047345] do_syscall_64+0x1eb/0x630 [ 144.052005] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 144.056912] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 144.062702] RIP: 0033:0x458c29 [ 144.065906] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 144.073604] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 144.081122] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 144.090226] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 144.100714] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 144.114107] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 144.137613] FAULT_INJECTION: forcing a failure. [ 144.137613] name failslab, interval 1, probability 0, space 0, times 0 [ 144.151818] CPU: 0 PID: 7517 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 144.162689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.172554] Call Trace: [ 144.175862] dump_stack+0x138/0x19c [ 144.179758] should_fail.cold+0x10f/0x159 [ 144.183941] should_failslab+0xdb/0x130 [ 144.187947] __kmalloc+0x2f3/0x7a0 [ 144.191593] ? __lockdep_init_map+0x10c/0x570 [ 144.200096] ? p9_fcall_alloc+0x1d/0x90 [ 144.204630] p9_fcall_alloc+0x1d/0x90 [ 144.217352] p9_client_prepare_req.part.0+0x73c/0xa90 [ 144.223529] p9_client_rpc+0x170/0x1190 [ 144.228127] ? p9_idpool_get+0xa3/0x100 [ 144.232987] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 144.239141] ? find_held_lock+0x35/0x130 [ 144.243227] ? p9_fid_create+0x2d5/0x3b0 [ 144.247311] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 144.253281] ? trace_hardirqs_on_caller+0x400/0x590 [ 144.260662] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 144.266914] p9_client_attach+0x152/0x6a0 [ 144.271075] ? trace_hardirqs_off+0xd/0x10 [ 144.275902] ? p9_client_readlink+0x410/0x410 [ 144.283592] ? trace_hardirqs_on_caller+0x400/0x590 [ 144.289597] v9fs_session_init+0xbe8/0x1590 [ 144.293937] ? v9fs_session_init+0xbe8/0x1590 [ 144.298940] ? v9fs_show_options+0x730/0x730 [ 144.303342] ? v9fs_mount+0x5e/0x870 [ 144.307049] ? rcu_read_lock_sched_held+0x110/0x130 [ 144.314694] ? kmem_cache_alloc_trace+0x626/0x790 [ 144.322594] ? free_pages+0x46/0x50 [ 144.326336] v9fs_mount+0x7d/0x870 [ 144.331523] mount_fs+0x9d/0x2a7 [ 144.334900] vfs_kern_mount.part.0+0x5e/0x3d0 [ 144.341409] do_mount+0x417/0x27d0 [ 144.345806] ? copy_mount_options+0x5c/0x2f0 [ 144.350212] ? rcu_read_lock_sched_held+0x110/0x130 [ 144.356091] ? copy_mount_string+0x40/0x40 [ 144.360422] ? copy_mount_options+0x1fe/0x2f0 [ 144.365199] SyS_mount+0xab/0x120 [ 144.368678] ? copy_mnt_ns+0x8c0/0x8c0 [ 144.372559] do_syscall_64+0x1eb/0x630 [ 144.376960] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 144.382933] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 144.388112] RIP: 0033:0x458c29 [ 144.391743] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 144.402250] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 144.409952] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 144.417215] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 144.426359] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 144.434202] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 144.441793] 9pnet: Couldn't grow tag array [ 144.458254] FAULT_INJECTION: forcing a failure. [ 144.458254] name failslab, interval 1, probability 0, space 0, times 0 [ 144.470875] CPU: 0 PID: 7520 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 144.478018] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.490205] Call Trace: [ 144.492797] dump_stack+0x138/0x19c [ 144.496511] should_fail.cold+0x10f/0x159 [ 144.500659] should_failslab+0xdb/0x130 [ 144.504635] __kmalloc+0x2f3/0x7a0 [ 144.508343] ? __lockdep_init_map+0x10c/0x570 [ 144.512841] ? p9_fcall_alloc+0x1d/0x90 [ 144.516909] p9_fcall_alloc+0x1d/0x90 [ 144.520705] p9_client_prepare_req.part.0+0x73c/0xa90 [ 144.526815] p9_client_rpc+0x170/0x1190 [ 144.531432] ? p9_idpool_get+0xa3/0x100 [ 144.536890] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 144.544695] ? find_held_lock+0x35/0x130 [ 144.552065] ? p9_fid_create+0x2d5/0x3b0 [ 144.557182] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 144.563157] ? trace_hardirqs_on_caller+0x400/0x590 [ 144.570378] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 144.576700] p9_client_attach+0x152/0x6a0 [ 144.580846] ? trace_hardirqs_off+0xd/0x10 [ 144.585078] ? p9_client_readlink+0x410/0x410 [ 144.590692] ? trace_hardirqs_on_caller+0x400/0x590 [ 144.595721] v9fs_session_init+0xbe8/0x1590 [ 144.601967] ? v9fs_session_init+0xbe8/0x1590 [ 144.606653] ? v9fs_show_options+0x730/0x730 [ 144.611664] ? v9fs_mount+0x5e/0x870 [ 144.615375] ? rcu_read_lock_sched_held+0x110/0x130 [ 144.621089] ? kmem_cache_alloc_trace+0x626/0x790 [ 144.626271] ? free_pages+0x46/0x50 [ 144.629886] v9fs_mount+0x7d/0x870 [ 144.633441] mount_fs+0x9d/0x2a7 [ 144.637428] vfs_kern_mount.part.0+0x5e/0x3d0 [ 144.645165] do_mount+0x417/0x27d0 [ 144.649685] ? copy_mount_options+0x5c/0x2f0 [ 144.654961] ? rcu_read_lock_sched_held+0x110/0x130 [ 144.659981] ? copy_mount_string+0x40/0x40 [ 144.664211] ? copy_mount_options+0x1fe/0x2f0 [ 144.669429] SyS_mount+0xab/0x120 [ 144.673030] ? copy_mnt_ns+0x8c0/0x8c0 [ 144.677791] do_syscall_64+0x1eb/0x630 [ 144.682901] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 144.688013] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 144.695138] RIP: 0033:0x458c29 [ 144.698570] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 144.706888] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 144.718771] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 144.728999] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 144.736269] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 144.744577] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 144.752239] 9pnet: Couldn't grow tag array [ 144.767738] FAULT_INJECTION: forcing a failure. [ 144.767738] name failslab, interval 1, probability 0, space 0, times 0 [ 144.779037] CPU: 0 PID: 7521 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 144.787097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.796820] Call Trace: [ 144.799999] dump_stack+0x138/0x19c [ 144.803821] should_fail.cold+0x10f/0x159 [ 144.808050] should_failslab+0xdb/0x130 [ 144.812116] kmem_cache_alloc_trace+0x2ec/0x790 [ 144.817040] ? lock_downgrade+0x6e0/0x6e0 [ 144.821185] sget_userns+0xfe/0xc30 [ 144.824807] ? v9fs_kill_super+0xa0/0xa0 [ 144.828852] ? v9fs_kill_super+0xa0/0xa0 [ 144.832922] ? v9fs_kill_super+0xa0/0xa0 [ 144.838054] sget+0xd6/0x120 [ 144.841324] v9fs_mount+0xa8/0x870 [ 144.844851] mount_fs+0x9d/0x2a7 [ 144.848561] vfs_kern_mount.part.0+0x5e/0x3d0 [ 144.853453] do_mount+0x417/0x27d0 [ 144.857106] ? copy_mount_options+0x5c/0x2f0 [ 144.861885] ? rcu_read_lock_sched_held+0x110/0x130 [ 144.866891] ? copy_mount_string+0x40/0x40 [ 144.871473] ? copy_mount_options+0x1fe/0x2f0 [ 144.875962] SyS_mount+0xab/0x120 [ 144.879576] ? copy_mnt_ns+0x8c0/0x8c0 [ 144.883483] do_syscall_64+0x1eb/0x630 [ 144.887537] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 144.892387] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 144.897983] RIP: 0033:0x458c29 [ 144.901365] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 144.911541] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 144.923985] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 144.932031] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 144.939379] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 144.948147] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 144.969793] FAULT_INJECTION: forcing a failure. [ 144.969793] name failslab, interval 1, probability 0, space 0, times 0 [ 144.985178] CPU: 0 PID: 7523 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 144.992304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.002317] Call Trace: [ 145.004919] dump_stack+0x138/0x19c [ 145.009622] should_fail.cold+0x10f/0x159 [ 145.015086] should_failslab+0xdb/0x130 [ 145.019057] __kmalloc+0x2f3/0x7a0 [ 145.023774] ? __lockdep_init_map+0x10c/0x570 [ 145.028962] ? __lockdep_init_map+0x10c/0x570 [ 145.034417] ? p9_fcall_alloc+0x1d/0x90 [ 145.042000] p9_fcall_alloc+0x1d/0x90 [ 145.045878] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 145.051501] p9_client_rpc+0x170/0x1190 [ 145.055463] ? p9_idpool_get+0xa3/0x100 [ 145.059496] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 145.065486] ? find_held_lock+0x35/0x130 [ 145.069535] ? p9_fid_create+0x2d5/0x3b0 [ 145.073593] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 145.078685] ? trace_hardirqs_on_caller+0x400/0x590 [ 145.085429] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 145.090629] p9_client_attach+0x152/0x6a0 [ 145.094791] ? trace_hardirqs_off+0xd/0x10 [ 145.099208] ? p9_client_readlink+0x410/0x410 [ 145.103834] ? trace_hardirqs_on_caller+0x400/0x590 [ 145.108853] v9fs_session_init+0xbe8/0x1590 [ 145.113349] ? v9fs_session_init+0xbe8/0x1590 [ 145.117852] ? v9fs_show_options+0x730/0x730 [ 145.122954] ? v9fs_mount+0x5e/0x870 [ 145.126683] ? rcu_read_lock_sched_held+0x110/0x130 [ 145.135514] ? kmem_cache_alloc_trace+0x626/0x790 [ 145.141422] ? free_pages+0x46/0x50 [ 145.145836] v9fs_mount+0x7d/0x870 [ 145.149893] mount_fs+0x9d/0x2a7 [ 145.153612] vfs_kern_mount.part.0+0x5e/0x3d0 [ 145.158385] do_mount+0x417/0x27d0 [ 145.162261] ? copy_mount_options+0x5c/0x2f0 [ 145.167406] ? rcu_read_lock_sched_held+0x110/0x130 [ 145.172447] ? copy_mount_string+0x40/0x40 [ 145.176692] ? copy_mount_options+0x1fe/0x2f0 [ 145.181621] SyS_mount+0xab/0x120 [ 145.185635] ? copy_mnt_ns+0x8c0/0x8c0 [ 145.189526] do_syscall_64+0x1eb/0x630 [ 145.195886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 145.204508] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 145.210464] RIP: 0033:0x458c29 [ 145.213646] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 145.222843] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 145.230493] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 145.245191] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 145.253501] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 145.260970] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 145.268874] 9pnet: Couldn't grow tag array [ 145.285767] FAULT_INJECTION: forcing a failure. [ 145.285767] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 145.297791] CPU: 0 PID: 7525 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 145.304881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.314604] Call Trace: [ 145.317376] dump_stack+0x138/0x19c [ 145.322128] should_fail.cold+0x10f/0x159 [ 145.326385] __alloc_pages_nodemask+0x1d6/0x7a0 [ 145.332222] ? cache_grow_end.part.0+0x92/0x160 [ 145.337782] ? __alloc_pages_slowpath+0x2930/0x2930 [ 145.343326] cache_grow_begin+0x80/0x410 [ 145.347413] __kmalloc+0x6c2/0x7a0 [ 145.350949] ? __lockdep_init_map+0x10c/0x570 [ 145.355468] ? p9_fcall_alloc+0x1d/0x90 [ 145.360134] p9_fcall_alloc+0x1d/0x90 [ 145.364041] p9_client_prepare_req.part.0+0x73c/0xa90 [ 145.369823] p9_client_rpc+0x170/0x1190 [ 145.374066] ? p9_idpool_get+0xa3/0x100 [ 145.378318] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 145.386020] ? find_held_lock+0x35/0x130 [ 145.390256] ? p9_fid_create+0x2d5/0x3b0 [ 145.394664] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 145.402222] ? trace_hardirqs_on_caller+0x400/0x590 [ 145.409520] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 145.414796] p9_client_attach+0x152/0x6a0 [ 145.419284] ? trace_hardirqs_off+0xd/0x10 [ 145.423690] ? p9_client_readlink+0x410/0x410 [ 145.428289] ? trace_hardirqs_on_caller+0x400/0x590 [ 145.433503] v9fs_session_init+0xbe8/0x1590 [ 145.438146] ? v9fs_session_init+0xbe8/0x1590 [ 145.442899] ? v9fs_show_options+0x730/0x730 [ 145.447408] ? v9fs_mount+0x5e/0x870 [ 145.451113] ? rcu_read_lock_sched_held+0x110/0x130 [ 145.456652] ? kmem_cache_alloc_trace+0x626/0x790 [ 145.461866] ? free_pages+0x46/0x50 [ 145.465846] v9fs_mount+0x7d/0x870 [ 145.469404] mount_fs+0x9d/0x2a7 [ 145.472940] vfs_kern_mount.part.0+0x5e/0x3d0 [ 145.477453] do_mount+0x417/0x27d0 [ 145.481077] ? copy_mount_options+0x5c/0x2f0 [ 145.485473] ? rcu_read_lock_sched_held+0x110/0x130 [ 145.490476] ? copy_mount_string+0x40/0x40 [ 145.494698] ? copy_mount_options+0x1fe/0x2f0 [ 145.499185] SyS_mount+0xab/0x120 [ 145.502661] ? copy_mnt_ns+0x8c0/0x8c0 [ 145.506883] do_syscall_64+0x1eb/0x630 [ 145.510762] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 145.515623] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 145.520809] RIP: 0033:0x458c29 [ 145.523993] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 145.533814] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 145.541619] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 145.548915] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 145.556203] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 145.565263] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 145.586225] FAULT_INJECTION: forcing a failure. [ 145.586225] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 145.599815] CPU: 0 PID: 7527 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 145.607163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.617553] Call Trace: [ 145.620335] dump_stack+0x138/0x19c [ 145.623983] should_fail.cold+0x10f/0x159 [ 145.628119] __alloc_pages_nodemask+0x1d6/0x7a0 [ 145.632868] ? find_held_lock+0x35/0x130 [ 145.636918] ? __alloc_pages_slowpath+0x2930/0x2930 [ 145.643927] cache_grow_begin+0x80/0x410 [ 145.648408] __kmalloc+0x6c2/0x7a0 [ 145.652717] ? __lockdep_init_map+0x10c/0x570 [ 145.657229] ? p9_fcall_alloc+0x1d/0x90 [ 145.661189] p9_fcall_alloc+0x1d/0x90 [ 145.665890] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 145.673537] p9_client_rpc+0x170/0x1190 [ 145.677908] ? p9_idpool_get+0xa3/0x100 [ 145.681960] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 145.688393] ? find_held_lock+0x35/0x130 [ 145.692620] ? p9_fid_create+0x2d5/0x3b0 [ 145.696847] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 145.701944] ? trace_hardirqs_on_caller+0x400/0x590 [ 145.707062] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 145.713096] p9_client_attach+0x152/0x6a0 [ 145.717238] ? trace_hardirqs_off+0xd/0x10 [ 145.721739] ? p9_client_readlink+0x410/0x410 [ 145.726224] ? trace_hardirqs_on_caller+0x400/0x590 [ 145.731249] v9fs_session_init+0xbe8/0x1590 [ 145.735550] ? v9fs_session_init+0xbe8/0x1590 [ 145.740041] ? v9fs_show_options+0x730/0x730 [ 145.744535] ? v9fs_mount+0x5e/0x870 [ 145.748235] ? rcu_read_lock_sched_held+0x110/0x130 [ 145.753237] ? kmem_cache_alloc_trace+0x626/0x790 [ 145.758069] ? free_pages+0x46/0x50 [ 145.761692] v9fs_mount+0x7d/0x870 [ 145.765243] mount_fs+0x9d/0x2a7 [ 145.768712] vfs_kern_mount.part.0+0x5e/0x3d0 [ 145.773377] do_mount+0x417/0x27d0 [ 145.776902] ? copy_mount_options+0x5c/0x2f0 [ 145.781321] ? rcu_read_lock_sched_held+0x110/0x130 [ 145.786687] ? copy_mount_string+0x40/0x40 [ 145.790910] ? copy_mount_options+0x1fe/0x2f0 [ 145.801301] SyS_mount+0xab/0x120 [ 145.804855] ? copy_mnt_ns+0x8c0/0x8c0 [ 145.808767] do_syscall_64+0x1eb/0x630 [ 145.812658] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 145.817503] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 145.822681] RIP: 0033:0x458c29 [ 145.826228] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 145.836648] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 145.844748] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 145.852422] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 145.860938] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 145.868220] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 145.889399] FAULT_INJECTION: forcing a failure. [ 145.889399] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 145.901602] CPU: 0 PID: 7529 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 145.909268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.920881] Call Trace: [ 145.924366] dump_stack+0x138/0x19c [ 145.927991] should_fail.cold+0x10f/0x159 [ 145.932494] __alloc_pages_nodemask+0x1d6/0x7a0 [ 145.937529] ? cache_grow_end.part.0+0x92/0x160 [ 145.945993] ? __alloc_pages_slowpath+0x2930/0x2930 [ 145.958348] cache_grow_begin+0x80/0x410 [ 145.964168] __kmalloc+0x6c2/0x7a0 [ 145.970242] ? __lockdep_init_map+0x10c/0x570 [ 145.974761] ? p9_fcall_alloc+0x1d/0x90 [ 145.987510] p9_fcall_alloc+0x1d/0x90 [ 145.991306] p9_client_prepare_req.part.0+0x73c/0xa90 [ 145.996953] p9_client_rpc+0x170/0x1190 [ 146.000959] ? p9_idpool_get+0xa3/0x100 [ 146.004931] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 146.011160] ? find_held_lock+0x35/0x130 [ 146.015226] ? p9_fid_create+0x2d5/0x3b0 [ 146.020322] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 146.025719] ? trace_hardirqs_on_caller+0x400/0x590 [ 146.030726] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 146.035821] p9_client_attach+0x152/0x6a0 [ 146.039955] ? trace_hardirqs_off+0xd/0x10 [ 146.044176] ? p9_client_readlink+0x410/0x410 [ 146.048673] ? trace_hardirqs_on_caller+0x400/0x590 [ 146.053724] v9fs_session_init+0xbe8/0x1590 [ 146.058115] ? v9fs_session_init+0xbe8/0x1590 [ 146.062615] ? v9fs_show_options+0x730/0x730 [ 146.067291] ? v9fs_mount+0x5e/0x870 [ 146.070992] ? rcu_read_lock_sched_held+0x110/0x130 [ 146.076113] ? kmem_cache_alloc_trace+0x626/0x790 [ 146.081558] ? free_pages+0x46/0x50 [ 146.085786] v9fs_mount+0x7d/0x870 [ 146.089710] mount_fs+0x9d/0x2a7 [ 146.093079] vfs_kern_mount.part.0+0x5e/0x3d0 [ 146.098048] do_mount+0x417/0x27d0 [ 146.101599] ? copy_mount_options+0x5c/0x2f0 [ 146.105998] ? rcu_read_lock_sched_held+0x110/0x130 [ 146.111039] ? copy_mount_string+0x40/0x40 [ 146.123036] ? copy_mount_options+0x1fe/0x2f0 [ 146.133708] SyS_mount+0xab/0x120 [ 146.137170] ? copy_mnt_ns+0x8c0/0x8c0 [ 146.141099] do_syscall_64+0x1eb/0x630 [ 146.145002] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 146.151439] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 146.156632] RIP: 0033:0x458c29 [ 146.159818] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 146.171005] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 146.190826] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 146.198823] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 146.207530] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 146.217545] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 146.239038] FAULT_INJECTION: forcing a failure. [ 146.239038] name failslab, interval 1, probability 0, space 0, times 0 [ 146.250543] CPU: 0 PID: 7531 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 146.258444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.270268] Call Trace: [ 146.272870] dump_stack+0x138/0x19c [ 146.276519] should_fail.cold+0x10f/0x159 [ 146.281628] should_failslab+0xdb/0x130 [ 146.289585] __kmalloc+0x2f3/0x7a0 [ 146.293628] ? __lockdep_init_map+0x10c/0x570 [ 146.298288] ? p9_fcall_alloc+0x1d/0x90 [ 146.304539] p9_fcall_alloc+0x1d/0x90 [ 146.308817] p9_client_prepare_req.part.0+0x73c/0xa90 [ 146.314553] p9_client_rpc+0x170/0x1190 [ 146.319361] ? p9_idpool_get+0xa3/0x100 [ 146.324299] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 146.333797] ? find_held_lock+0x35/0x130 [ 146.338210] ? p9_fid_create+0x2d5/0x3b0 [ 146.342266] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 146.347454] ? trace_hardirqs_on_caller+0x400/0x590 [ 146.354017] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 146.361042] p9_client_attach+0x152/0x6a0 [ 146.366246] ? trace_hardirqs_off+0xd/0x10 [ 146.370474] ? p9_client_readlink+0x410/0x410 [ 146.382419] ? trace_hardirqs_on_caller+0x400/0x590 [ 146.389027] v9fs_session_init+0xbe8/0x1590 [ 146.396249] ? v9fs_session_init+0xbe8/0x1590 [ 146.404424] ? v9fs_show_options+0x730/0x730 [ 146.408832] ? v9fs_mount+0x5e/0x870 [ 146.412535] ? rcu_read_lock_sched_held+0x110/0x130 [ 146.417809] ? kmem_cache_alloc_trace+0x626/0x790 [ 146.425343] ? free_pages+0x46/0x50 [ 146.429430] v9fs_mount+0x7d/0x870 [ 146.433332] mount_fs+0x9d/0x2a7 [ 146.437301] vfs_kern_mount.part.0+0x5e/0x3d0 [ 146.441898] do_mount+0x417/0x27d0 [ 146.445430] ? copy_mount_options+0x5c/0x2f0 [ 146.449914] ? rcu_read_lock_sched_held+0x110/0x130 [ 146.454928] ? copy_mount_string+0x40/0x40 [ 146.459153] ? copy_mount_options+0x1fe/0x2f0 [ 146.464768] SyS_mount+0xab/0x120 [ 146.468298] ? copy_mnt_ns+0x8c0/0x8c0 [ 146.472171] do_syscall_64+0x1eb/0x630 [ 146.476074] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 146.480936] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 146.486121] RIP: 0033:0x458c29 [ 146.489296] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 146.497080] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 146.504343] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 146.512477] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 146.520236] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 146.528937] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 146.539416] 9pnet: Couldn't grow tag array [ 146.557508] FAULT_INJECTION: forcing a failure. [ 146.557508] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 146.569374] CPU: 0 PID: 7534 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 146.576308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.587116] Call Trace: [ 146.590096] dump_stack+0x138/0x19c [ 146.594190] should_fail.cold+0x10f/0x159 [ 146.598327] __alloc_pages_nodemask+0x1d6/0x7a0 [ 146.603113] ? cache_grow_end.part.0+0x92/0x160 [ 146.608128] ? __alloc_pages_slowpath+0x2930/0x2930 [ 146.613141] cache_grow_begin+0x80/0x410 [ 146.617220] __kmalloc+0x6c2/0x7a0 [ 146.621412] ? __lockdep_init_map+0x10c/0x570 [ 146.626164] ? p9_fcall_alloc+0x1d/0x90 [ 146.631075] p9_fcall_alloc+0x1d/0x90 [ 146.637025] p9_client_prepare_req.part.0+0x73c/0xa90 [ 146.642459] p9_client_rpc+0x170/0x1190 [ 146.648822] ? p9_idpool_get+0xa3/0x100 [ 146.652789] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 146.660530] ? find_held_lock+0x35/0x130 [ 146.664824] ? p9_fid_create+0x2d5/0x3b0 [ 146.668887] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 146.674069] ? trace_hardirqs_on_caller+0x400/0x590 [ 146.679093] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 146.684187] p9_client_attach+0x152/0x6a0 [ 146.688332] ? trace_hardirqs_off+0xd/0x10 [ 146.707085] ? p9_client_readlink+0x410/0x410 [ 146.711575] ? trace_hardirqs_on_caller+0x400/0x590 [ 146.716604] v9fs_session_init+0xbe8/0x1590 [ 146.720936] ? v9fs_session_init+0xbe8/0x1590 [ 146.725430] ? v9fs_show_options+0x730/0x730 [ 146.729831] ? v9fs_mount+0x5e/0x870 [ 146.733534] ? rcu_read_lock_sched_held+0x110/0x130 [ 146.738546] ? kmem_cache_alloc_trace+0x626/0x790 [ 146.743747] ? free_pages+0x46/0x50 [ 146.747975] v9fs_mount+0x7d/0x870 [ 146.751854] mount_fs+0x9d/0x2a7 [ 146.755390] vfs_kern_mount.part.0+0x5e/0x3d0 [ 146.759887] do_mount+0x417/0x27d0 [ 146.763428] ? copy_mount_options+0x5c/0x2f0 [ 146.769084] ? rcu_read_lock_sched_held+0x110/0x130 [ 146.774123] ? copy_mount_string+0x40/0x40 [ 146.778365] ? copy_mount_options+0x1fe/0x2f0 [ 146.782861] SyS_mount+0xab/0x120 [ 146.786299] ? copy_mnt_ns+0x8c0/0x8c0 [ 146.790204] do_syscall_64+0x1eb/0x630 [ 146.794095] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 146.798939] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 146.804153] RIP: 0033:0x458c29 [ 146.807346] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 146.815153] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 146.822504] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 146.829781] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 146.837063] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 146.844354] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 146.865571] FAULT_INJECTION: forcing a failure. [ 146.865571] name failslab, interval 1, probability 0, space 0, times 0 [ 146.877243] CPU: 0 PID: 7535 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 146.884194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.893562] Call Trace: [ 146.896187] dump_stack+0x138/0x19c [ 146.899813] should_fail.cold+0x10f/0x159 [ 146.903952] should_failslab+0xdb/0x130 [ 146.907911] kmem_cache_alloc+0x2d9/0x780 [ 146.912054] ? snprintf+0xd0/0xd0 [ 146.915730] ? kmem_cache_alloc_trace+0x626/0x790 [ 146.920696] __fscache_acquire_cookie+0xe1/0x430 [ 146.925476] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 146.931143] v9fs_session_init+0xc77/0x1590 [ 146.935465] ? v9fs_show_options+0x730/0x730 [ 146.939891] ? v9fs_mount+0x5e/0x870 [ 146.943596] ? rcu_read_lock_sched_held+0x110/0x130 [ 146.948627] ? kmem_cache_alloc_trace+0x626/0x790 [ 146.953475] ? free_pages+0x46/0x50 [ 146.957124] v9fs_mount+0x7d/0x870 [ 146.960763] mount_fs+0x9d/0x2a7 [ 146.964135] vfs_kern_mount.part.0+0x5e/0x3d0 [ 146.968816] do_mount+0x417/0x27d0 [ 146.972455] ? copy_mount_options+0x5c/0x2f0 [ 146.979056] ? rcu_read_lock_sched_held+0x110/0x130 [ 146.984270] ? copy_mount_string+0x40/0x40 [ 146.989026] ? copy_mount_options+0x1fe/0x2f0 [ 146.993981] SyS_mount+0xab/0x120 [ 146.997836] ? copy_mnt_ns+0x8c0/0x8c0 [ 147.001756] do_syscall_64+0x1eb/0x630 [ 147.005786] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 147.011558] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 147.016750] RIP: 0033:0x458c29 [ 147.019928] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 147.027639] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 147.035719] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 147.043003] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 147.050446] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 147.057726] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 147.079313] FAULT_INJECTION: forcing a failure. [ 147.079313] name failslab, interval 1, probability 0, space 0, times 0 [ 147.092646] CPU: 0 PID: 7537 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 147.102132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.111563] Call Trace: [ 147.114639] dump_stack+0x138/0x19c [ 147.120434] should_fail.cold+0x10f/0x159 [ 147.125934] should_failslab+0xdb/0x130 [ 147.130169] kmem_cache_alloc_trace+0x2ec/0x790 [ 147.135271] ? p9_client_readlink+0x410/0x410 [ 147.139932] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 147.146535] v9fs_session_init+0xc77/0x1590 [ 147.150882] ? v9fs_show_options+0x730/0x730 [ 147.155288] ? v9fs_mount+0x5e/0x870 [ 147.159022] ? rcu_read_lock_sched_held+0x110/0x130 [ 147.167458] ? kmem_cache_alloc_trace+0x626/0x790 [ 147.173474] ? free_pages+0x46/0x50 [ 147.179733] v9fs_mount+0x7d/0x870 [ 147.185765] mount_fs+0x9d/0x2a7 [ 147.193451] vfs_kern_mount.part.0+0x5e/0x3d0 [ 147.204637] do_mount+0x417/0x27d0 [ 147.208445] ? copy_mount_options+0x5c/0x2f0 [ 147.214041] ? rcu_read_lock_sched_held+0x110/0x130 [ 147.220184] ? copy_mount_string+0x40/0x40 [ 147.225547] ? copy_mount_options+0x1fe/0x2f0 [ 147.231084] SyS_mount+0xab/0x120 [ 147.234930] ? copy_mnt_ns+0x8c0/0x8c0 [ 147.239009] do_syscall_64+0x1eb/0x630 [ 147.244574] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 147.249910] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 147.255377] RIP: 0033:0x458c29 [ 147.258564] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 147.266443] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 147.273706] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 147.281143] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 147.290977] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 147.298282] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 147.319875] FAULT_INJECTION: forcing a failure. [ 147.319875] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 147.333283] CPU: 0 PID: 7539 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 147.340741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.350282] Call Trace: [ 147.352965] dump_stack+0x138/0x19c [ 147.356623] should_fail.cold+0x10f/0x159 [ 147.360787] __alloc_pages_nodemask+0x1d6/0x7a0 [ 147.365480] ? __alloc_pages_slowpath+0x2930/0x2930 [ 147.370780] cache_grow_begin+0x80/0x410 [ 147.375797] __kmalloc+0x6c2/0x7a0 [ 147.380743] ? __lockdep_init_map+0x10c/0x570 [ 147.387065] ? p9_fcall_alloc+0x1d/0x90 [ 147.392237] p9_fcall_alloc+0x1d/0x90 [ 147.397342] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 147.402528] p9_client_rpc+0x170/0x1190 [ 147.407987] ? p9_idpool_get+0xa3/0x100 [ 147.414839] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 147.421439] ? find_held_lock+0x35/0x130 [ 147.425801] ? p9_fid_create+0x2d5/0x3b0 [ 147.430999] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 147.437218] ? trace_hardirqs_on_caller+0x400/0x590 [ 147.443280] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 147.450737] p9_client_attach+0x152/0x6a0 [ 147.455276] ? trace_hardirqs_off+0xd/0x10 [ 147.461116] ? p9_client_readlink+0x410/0x410 [ 147.468188] ? trace_hardirqs_on_caller+0x400/0x590 [ 147.475021] v9fs_session_init+0xbe8/0x1590 [ 147.479772] ? v9fs_session_init+0xbe8/0x1590 [ 147.486015] ? v9fs_show_options+0x730/0x730 [ 147.490803] ? v9fs_mount+0x5e/0x870 [ 147.494829] ? rcu_read_lock_sched_held+0x110/0x130 [ 147.500362] ? kmem_cache_alloc_trace+0x626/0x790 [ 147.510416] ? free_pages+0x46/0x50 [ 147.517418] v9fs_mount+0x7d/0x870 [ 147.521043] mount_fs+0x9d/0x2a7 [ 147.524664] vfs_kern_mount.part.0+0x5e/0x3d0 [ 147.529342] do_mount+0x417/0x27d0 [ 147.533092] ? copy_mount_options+0x5c/0x2f0 [ 147.539012] ? rcu_read_lock_sched_held+0x110/0x130 [ 147.552222] ? copy_mount_string+0x40/0x40 [ 147.561478] ? copy_mount_options+0x1fe/0x2f0 [ 147.570079] SyS_mount+0xab/0x120 [ 147.575271] ? copy_mnt_ns+0x8c0/0x8c0 [ 147.580994] do_syscall_64+0x1eb/0x630 [ 147.586175] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 147.592494] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 147.597684] RIP: 0033:0x458c29 [ 147.600959] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 147.613032] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 147.623842] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 147.638872] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 147.654163] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 147.662390] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 147.687402] FAULT_INJECTION: forcing a failure. [ 147.687402] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 147.700208] CPU: 0 PID: 7542 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 147.708778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.723546] Call Trace: [ 147.726125] dump_stack+0x138/0x19c [ 147.734742] should_fail.cold+0x10f/0x159 [ 147.738885] __alloc_pages_nodemask+0x1d6/0x7a0 [ 147.743550] ? cache_grow_end.part.0+0x92/0x160 [ 147.748304] ? __alloc_pages_slowpath+0x2930/0x2930 [ 147.757864] cache_grow_begin+0x80/0x410 [ 147.767045] __kmalloc+0x6c2/0x7a0 [ 147.772183] ? __lockdep_init_map+0x10c/0x570 [ 147.777844] ? p9_fcall_alloc+0x1d/0x90 [ 147.782342] p9_fcall_alloc+0x1d/0x90 [ 147.786719] p9_client_prepare_req.part.0+0x73c/0xa90 [ 147.792446] p9_client_rpc+0x170/0x1190 [ 147.797050] ? p9_idpool_get+0xa3/0x100 [ 147.806238] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 147.812660] ? find_held_lock+0x35/0x130 [ 147.817916] ? p9_fid_create+0x2d5/0x3b0 [ 147.822156] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 147.828636] ? trace_hardirqs_on_caller+0x400/0x590 [ 147.833645] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 147.840952] p9_client_attach+0x152/0x6a0 [ 147.849006] ? trace_hardirqs_off+0xd/0x10 [ 147.853235] ? p9_client_readlink+0x410/0x410 [ 147.859130] ? trace_hardirqs_on_caller+0x400/0x590 [ 147.869902] v9fs_session_init+0xbe8/0x1590 [ 147.878474] ? v9fs_session_init+0xbe8/0x1590 [ 147.883666] ? v9fs_show_options+0x730/0x730 [ 147.888500] ? v9fs_mount+0x5e/0x870 [ 147.895996] ? rcu_read_lock_sched_held+0x110/0x130 [ 147.901003] ? kmem_cache_alloc_trace+0x626/0x790 [ 147.905870] ? free_pages+0x46/0x50 [ 147.909597] v9fs_mount+0x7d/0x870 [ 147.913129] mount_fs+0x9d/0x2a7 [ 147.916484] vfs_kern_mount.part.0+0x5e/0x3d0 [ 147.922676] do_mount+0x417/0x27d0 [ 147.926639] ? copy_mount_options+0x5c/0x2f0 [ 147.932440] ? rcu_read_lock_sched_held+0x110/0x130 [ 147.939505] ? copy_mount_string+0x40/0x40 [ 147.944173] ? copy_mount_options+0x1fe/0x2f0 [ 147.952495] SyS_mount+0xab/0x120 [ 147.960685] ? copy_mnt_ns+0x8c0/0x8c0 [ 147.967458] do_syscall_64+0x1eb/0x630 [ 147.971883] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 147.976739] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 147.983088] RIP: 0033:0x458c29 [ 147.986300] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 148.000790] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 148.008051] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 148.015401] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 148.022734] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 148.030053] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 148.053794] FAULT_INJECTION: forcing a failure. [ 148.053794] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 148.066103] CPU: 1 PID: 7543 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 148.073118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.082926] Call Trace: [ 148.085504] dump_stack+0x138/0x19c [ 148.090154] should_fail.cold+0x10f/0x159 [ 148.094388] __alloc_pages_nodemask+0x1d6/0x7a0 [ 148.101575] ? cache_grow_end.part.0+0x92/0x160 [ 148.106611] ? __alloc_pages_slowpath+0x2930/0x2930 [ 148.113020] cache_grow_begin+0x80/0x410 [ 148.117526] __kmalloc+0x6c2/0x7a0 [ 148.121100] ? __lockdep_init_map+0x10c/0x570 [ 148.126723] ? p9_fcall_alloc+0x1d/0x90 [ 148.130804] p9_fcall_alloc+0x1d/0x90 [ 148.134716] p9_client_prepare_req.part.0+0x73c/0xa90 [ 148.142187] p9_client_rpc+0x170/0x1190 [ 148.149772] ? p9_idpool_get+0xa3/0x100 [ 148.153749] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 148.159979] ? find_held_lock+0x35/0x130 [ 148.165981] ? p9_fid_create+0x2d5/0x3b0 [ 148.170054] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 148.176133] ? trace_hardirqs_on_caller+0x400/0x590 [ 148.181144] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 148.186249] p9_client_attach+0x152/0x6a0 [ 148.190858] ? trace_hardirqs_off+0xd/0x10 [ 148.198985] ? p9_client_readlink+0x410/0x410 [ 148.203665] ? trace_hardirqs_on_caller+0x400/0x590 [ 148.209124] v9fs_session_init+0xbe8/0x1590 [ 148.213445] ? v9fs_session_init+0xbe8/0x1590 [ 148.218031] ? v9fs_show_options+0x730/0x730 [ 148.222439] ? v9fs_mount+0x5e/0x870 [ 148.226239] ? rcu_read_lock_sched_held+0x110/0x130 [ 148.233760] ? kmem_cache_alloc_trace+0x626/0x790 [ 148.241615] ? free_pages+0x46/0x50 [ 148.251068] v9fs_mount+0x7d/0x870 [ 148.255057] mount_fs+0x9d/0x2a7 [ 148.258561] vfs_kern_mount.part.0+0x5e/0x3d0 [ 148.264023] do_mount+0x417/0x27d0 [ 148.268165] ? copy_mount_options+0x5c/0x2f0 [ 148.273021] ? rcu_read_lock_sched_held+0x110/0x130 [ 148.278043] ? copy_mount_string+0x40/0x40 [ 148.282747] ? copy_mount_options+0x1fe/0x2f0 [ 148.288518] SyS_mount+0xab/0x120 [ 148.291980] ? copy_mnt_ns+0x8c0/0x8c0 [ 148.295884] do_syscall_64+0x1eb/0x630 [ 148.299824] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 148.306698] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 148.314330] RIP: 0033:0x458c29 [ 148.318802] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 148.327361] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 148.337560] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 148.353075] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 148.363480] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 148.372140] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 148.394424] FAULT_INJECTION: forcing a failure. [ 148.394424] name failslab, interval 1, probability 0, space 0, times 0 [ 148.408918] CPU: 0 PID: 7545 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 148.415850] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.426707] Call Trace: [ 148.429287] dump_stack+0x138/0x19c [ 148.432986] should_fail.cold+0x10f/0x159 [ 148.437216] should_failslab+0xdb/0x130 [ 148.441465] __kmalloc+0x2f3/0x7a0 [ 148.445526] ? __lockdep_init_map+0x10c/0x570 [ 148.451814] ? p9_fcall_alloc+0x1d/0x90 [ 148.456739] p9_fcall_alloc+0x1d/0x90 [ 148.460819] p9_client_prepare_req.part.0+0x73c/0xa90 [ 148.466637] p9_client_rpc+0x170/0x1190 [ 148.471058] ? p9_idpool_get+0xa3/0x100 [ 148.475901] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 148.483804] ? find_held_lock+0x35/0x130 [ 148.488168] ? p9_fid_create+0x2d5/0x3b0 [ 148.492226] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 148.497411] ? trace_hardirqs_on_caller+0x400/0x590 [ 148.502433] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 148.510414] p9_client_attach+0x152/0x6a0 [ 148.517690] ? trace_hardirqs_off+0xd/0x10 [ 148.523708] ? p9_client_readlink+0x410/0x410 [ 148.531347] ? trace_hardirqs_on_caller+0x400/0x590 [ 148.537594] v9fs_session_init+0xbe8/0x1590 [ 148.547414] ? v9fs_session_init+0xbe8/0x1590 [ 148.551942] ? v9fs_show_options+0x730/0x730 [ 148.557218] ? v9fs_mount+0x5e/0x870 [ 148.562070] ? rcu_read_lock_sched_held+0x110/0x130 [ 148.567276] ? kmem_cache_alloc_trace+0x626/0x790 [ 148.574804] ? free_pages+0x46/0x50 [ 148.578610] v9fs_mount+0x7d/0x870 [ 148.582319] mount_fs+0x9d/0x2a7 [ 148.585741] vfs_kern_mount.part.0+0x5e/0x3d0 [ 148.591009] do_mount+0x417/0x27d0 [ 148.594710] ? copy_mount_options+0x5c/0x2f0 [ 148.599480] ? rcu_read_lock_sched_held+0x110/0x130 [ 148.604545] ? copy_mount_string+0x40/0x40 [ 148.609366] ? copy_mount_options+0x1fe/0x2f0 [ 148.614656] SyS_mount+0xab/0x120 [ 148.619496] ? copy_mnt_ns+0x8c0/0x8c0 [ 148.625207] do_syscall_64+0x1eb/0x630 [ 148.630043] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 148.635714] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 148.641097] RIP: 0033:0x458c29 [ 148.644979] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2019/04/20 00:25:37 executed programs: 221 [ 148.653839] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 148.662444] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 148.671642] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 148.681192] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 148.690218] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 148.699415] 9pnet: Couldn't grow tag array [ 148.718548] FAULT_INJECTION: forcing a failure. [ 148.718548] name failslab, interval 1, probability 0, space 0, times 0 [ 148.731839] CPU: 1 PID: 7548 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 148.741127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.753090] Call Trace: [ 148.757430] dump_stack+0x138/0x19c [ 148.762134] should_fail.cold+0x10f/0x159 [ 148.767017] should_failslab+0xdb/0x130 [ 148.771722] kmem_cache_alloc+0x2d9/0x780 [ 148.777244] ? snprintf+0xd0/0xd0 [ 148.780709] ? kmem_cache_alloc_trace+0x626/0x790 [ 148.785630] __fscache_acquire_cookie+0xe1/0x430 [ 148.790639] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 148.796369] v9fs_session_init+0xc77/0x1590 [ 148.800874] ? v9fs_show_options+0x730/0x730 [ 148.805455] ? v9fs_mount+0x5e/0x870 [ 148.809332] ? rcu_read_lock_sched_held+0x110/0x130 [ 148.814340] ? kmem_cache_alloc_trace+0x626/0x790 [ 148.820171] ? free_pages+0x46/0x50 [ 148.825791] v9fs_mount+0x7d/0x870 [ 148.829334] mount_fs+0x9d/0x2a7 [ 148.832688] vfs_kern_mount.part.0+0x5e/0x3d0 [ 148.837173] do_mount+0x417/0x27d0 [ 148.840995] ? copy_mount_options+0x5c/0x2f0 [ 148.847141] ? rcu_read_lock_sched_held+0x110/0x130 [ 148.852857] ? copy_mount_string+0x40/0x40 [ 148.857080] ? copy_mount_options+0x1fe/0x2f0 [ 148.861749] SyS_mount+0xab/0x120 [ 148.865196] ? copy_mnt_ns+0x8c0/0x8c0 [ 148.869942] do_syscall_64+0x1eb/0x630 [ 148.873819] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 148.878917] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 148.884715] RIP: 0033:0x458c29 [ 148.887910] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 148.895632] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 148.908239] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 148.915724] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 148.926031] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 148.934042] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 148.964403] FAULT_INJECTION: forcing a failure. [ 148.964403] name failslab, interval 1, probability 0, space 0, times 0 [ 148.977511] CPU: 0 PID: 7550 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 148.986365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.997710] Call Trace: [ 149.000413] dump_stack+0x138/0x19c [ 149.004562] should_fail.cold+0x10f/0x159 [ 149.009957] should_failslab+0xdb/0x130 [ 149.013931] __kmalloc+0x2f3/0x7a0 [ 149.017579] ? __lockdep_init_map+0x10c/0x570 [ 149.024004] ? p9_fcall_alloc+0x1d/0x90 [ 149.028139] p9_fcall_alloc+0x1d/0x90 [ 149.033775] p9_client_prepare_req.part.0+0x73c/0xa90 [ 149.039206] p9_client_rpc+0x170/0x1190 [ 149.043169] ? p9_idpool_get+0xa3/0x100 [ 149.047169] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 149.053144] ? find_held_lock+0x35/0x130 [ 149.057193] ? p9_fid_create+0x2d5/0x3b0 [ 149.061247] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 149.066347] ? trace_hardirqs_on_caller+0x400/0x590 [ 149.071386] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 149.076499] p9_client_attach+0x152/0x6a0 [ 149.080642] ? trace_hardirqs_off+0xd/0x10 [ 149.084864] ? p9_client_readlink+0x410/0x410 [ 149.090577] ? trace_hardirqs_on_caller+0x400/0x590 [ 149.095608] v9fs_session_init+0xbe8/0x1590 [ 149.099921] ? v9fs_session_init+0xbe8/0x1590 [ 149.104612] ? v9fs_show_options+0x730/0x730 [ 149.115651] ? v9fs_mount+0x5e/0x870 [ 149.119383] ? rcu_read_lock_sched_held+0x110/0x130 [ 149.124398] ? kmem_cache_alloc_trace+0x626/0x790 [ 149.129469] ? free_pages+0x46/0x50 [ 149.133114] v9fs_mount+0x7d/0x870 [ 149.136942] mount_fs+0x9d/0x2a7 [ 149.140440] vfs_kern_mount.part.0+0x5e/0x3d0 [ 149.144943] do_mount+0x417/0x27d0 [ 149.148475] ? copy_mount_options+0x5c/0x2f0 [ 149.152893] ? rcu_read_lock_sched_held+0x110/0x130 [ 149.157900] ? copy_mount_string+0x40/0x40 [ 149.162133] ? copy_mount_options+0x1fe/0x2f0 [ 149.166629] SyS_mount+0xab/0x120 [ 149.170079] ? copy_mnt_ns+0x8c0/0x8c0 [ 149.174316] do_syscall_64+0x1eb/0x630 [ 149.178193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 149.183027] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 149.188205] RIP: 0033:0x458c29 [ 149.191385] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 149.199084] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 149.206356] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 149.213644] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 149.221732] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 149.229037] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 149.237572] 9pnet: Couldn't grow tag array [ 149.252449] FAULT_INJECTION: forcing a failure. [ 149.252449] name failslab, interval 1, probability 0, space 0, times 0 [ 149.266017] CPU: 0 PID: 7551 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 149.272964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.282571] Call Trace: [ 149.285161] dump_stack+0x138/0x19c [ 149.288780] should_fail.cold+0x10f/0x159 [ 149.292916] should_failslab+0xdb/0x130 [ 149.296876] __kmalloc+0x2f3/0x7a0 [ 149.300407] ? __lockdep_init_map+0x10c/0x570 [ 149.304890] ? p9_fcall_alloc+0x1d/0x90 [ 149.308860] p9_fcall_alloc+0x1d/0x90 [ 149.312666] p9_client_prepare_req.part.0+0x73c/0xa90 [ 149.317936] p9_client_rpc+0x170/0x1190 [ 149.321908] ? p9_idpool_get+0xa3/0x100 [ 149.325881] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 149.331847] ? find_held_lock+0x35/0x130 [ 149.335899] ? p9_fid_create+0x2d5/0x3b0 [ 149.341559] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 149.346683] ? trace_hardirqs_on_caller+0x400/0x590 [ 149.351717] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 149.356820] p9_client_attach+0x152/0x6a0 [ 149.361448] ? trace_hardirqs_off+0xd/0x10 [ 149.365782] ? p9_client_readlink+0x410/0x410 [ 149.370277] ? trace_hardirqs_on_caller+0x400/0x590 [ 149.375433] v9fs_session_init+0xbe8/0x1590 [ 149.379757] ? v9fs_session_init+0xbe8/0x1590 [ 149.384260] ? v9fs_show_options+0x730/0x730 [ 149.388668] ? v9fs_mount+0x5e/0x870 [ 149.392372] ? rcu_read_lock_sched_held+0x110/0x130 [ 149.397382] ? kmem_cache_alloc_trace+0x626/0x790 [ 149.402246] ? free_pages+0x46/0x50 [ 149.405864] v9fs_mount+0x7d/0x870 [ 149.409417] mount_fs+0x9d/0x2a7 [ 149.412777] vfs_kern_mount.part.0+0x5e/0x3d0 [ 149.417353] do_mount+0x417/0x27d0 [ 149.420955] ? copy_mount_options+0x5c/0x2f0 [ 149.425357] ? rcu_read_lock_sched_held+0x110/0x130 [ 149.430568] ? copy_mount_string+0x40/0x40 [ 149.434810] ? copy_mount_options+0x1fe/0x2f0 [ 149.439301] SyS_mount+0xab/0x120 [ 149.443952] ? copy_mnt_ns+0x8c0/0x8c0 [ 149.447844] do_syscall_64+0x1eb/0x630 [ 149.451720] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 149.456643] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 149.461822] RIP: 0033:0x458c29 [ 149.464999] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 149.472698] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 149.479959] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 149.487225] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 149.494491] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 149.502196] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 149.509842] 9pnet: Couldn't grow tag array [ 149.525736] FAULT_INJECTION: forcing a failure. [ 149.525736] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 149.537634] CPU: 0 PID: 7553 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 149.546134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.555484] Call Trace: [ 149.558088] dump_stack+0x138/0x19c [ 149.561740] should_fail.cold+0x10f/0x159 [ 149.566044] __alloc_pages_nodemask+0x1d6/0x7a0 [ 149.571032] ? cache_grow_end.part.0+0x92/0x160 [ 149.575695] ? __alloc_pages_slowpath+0x2930/0x2930 [ 149.580710] cache_grow_begin+0x80/0x410 [ 149.584761] __kmalloc+0x6c2/0x7a0 [ 149.588315] ? __lockdep_init_map+0x10c/0x570 [ 149.592816] ? p9_fcall_alloc+0x1d/0x90 [ 149.596787] p9_fcall_alloc+0x1d/0x90 [ 149.603998] p9_client_prepare_req.part.0+0x73c/0xa90 [ 149.609192] p9_client_rpc+0x170/0x1190 [ 149.613162] ? p9_idpool_get+0xa3/0x100 [ 149.617129] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 149.623327] ? find_held_lock+0x35/0x130 [ 149.627404] ? p9_fid_create+0x2d5/0x3b0 [ 149.631469] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 149.636618] ? trace_hardirqs_on_caller+0x400/0x590 [ 149.641651] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 149.647168] p9_client_attach+0x152/0x6a0 [ 149.651313] ? trace_hardirqs_off+0xd/0x10 [ 149.655552] ? p9_client_readlink+0x410/0x410 [ 149.660054] ? trace_hardirqs_on_caller+0x400/0x590 [ 149.665083] v9fs_session_init+0xbe8/0x1590 [ 149.669407] ? v9fs_session_init+0xbe8/0x1590 [ 149.673917] ? v9fs_show_options+0x730/0x730 [ 149.678348] ? v9fs_mount+0x5e/0x870 [ 149.682072] ? rcu_read_lock_sched_held+0x110/0x130 [ 149.687099] ? kmem_cache_alloc_trace+0x626/0x790 [ 149.691939] ? free_pages+0x46/0x50 [ 149.695557] v9fs_mount+0x7d/0x870 [ 149.699114] mount_fs+0x9d/0x2a7 [ 149.702493] vfs_kern_mount.part.0+0x5e/0x3d0 [ 149.706977] do_mount+0x417/0x27d0 [ 149.710510] ? copy_mount_options+0x5c/0x2f0 [ 149.714928] ? rcu_read_lock_sched_held+0x110/0x130 [ 149.719966] ? copy_mount_string+0x40/0x40 [ 149.724211] ? copy_mount_options+0x1fe/0x2f0 [ 149.728713] SyS_mount+0xab/0x120 [ 149.732155] ? copy_mnt_ns+0x8c0/0x8c0 [ 149.736123] do_syscall_64+0x1eb/0x630 [ 149.739997] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 149.745263] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 149.750469] RIP: 0033:0x458c29 [ 149.753661] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 149.761456] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 149.768726] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 149.780951] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 149.788216] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 149.795505] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 149.819203] FAULT_INJECTION: forcing a failure. [ 149.819203] name failslab, interval 1, probability 0, space 0, times 0 [ 149.831409] CPU: 0 PID: 7555 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 149.838529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.847903] Call Trace: [ 149.850497] dump_stack+0x138/0x19c [ 149.854145] should_fail.cold+0x10f/0x159 [ 149.858284] should_failslab+0xdb/0x130 [ 149.862253] __kmalloc+0x2f3/0x7a0 [ 149.865862] ? __lockdep_init_map+0x10c/0x570 [ 149.876421] ? p9_fcall_alloc+0x1d/0x90 [ 149.880400] p9_fcall_alloc+0x1d/0x90 [ 149.884207] p9_client_prepare_req.part.0+0x73c/0xa90 [ 149.889429] p9_client_rpc+0x170/0x1190 [ 149.893398] ? p9_idpool_get+0xa3/0x100 [ 149.897363] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 149.903333] ? find_held_lock+0x35/0x130 [ 149.907406] ? p9_fid_create+0x2d5/0x3b0 [ 149.911464] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 149.917102] ? trace_hardirqs_on_caller+0x400/0x590 [ 149.922662] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 149.931182] p9_client_attach+0x152/0x6a0 [ 149.935569] ? trace_hardirqs_off+0xd/0x10 [ 149.939821] ? p9_client_readlink+0x410/0x410 [ 149.944456] ? trace_hardirqs_on_caller+0x400/0x590 [ 149.949475] v9fs_session_init+0xbe8/0x1590 [ 149.953803] ? v9fs_session_init+0xbe8/0x1590 [ 149.959903] ? v9fs_show_options+0x730/0x730 [ 149.964319] ? v9fs_mount+0x5e/0x870 [ 149.968027] ? rcu_read_lock_sched_held+0x110/0x130 [ 149.973648] ? kmem_cache_alloc_trace+0x626/0x790 [ 149.978902] ? free_pages+0x46/0x50 [ 149.982526] v9fs_mount+0x7d/0x870 [ 149.986065] mount_fs+0x9d/0x2a7 [ 149.989832] vfs_kern_mount.part.0+0x5e/0x3d0 [ 149.994332] do_mount+0x417/0x27d0 [ 149.997927] ? copy_mount_options+0x5c/0x2f0 [ 150.002334] ? rcu_read_lock_sched_held+0x110/0x130 [ 150.007369] ? copy_mount_string+0x40/0x40 [ 150.011650] ? copy_mount_options+0x1fe/0x2f0 [ 150.016150] SyS_mount+0xab/0x120 [ 150.020128] ? copy_mnt_ns+0x8c0/0x8c0 [ 150.024021] do_syscall_64+0x1eb/0x630 [ 150.027903] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 150.032832] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 150.038129] RIP: 0033:0x458c29 [ 150.041304] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 150.049276] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 150.056573] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 150.063852] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 150.071258] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 150.078899] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 150.086865] 9pnet: Couldn't grow tag array [ 150.104938] FAULT_INJECTION: forcing a failure. [ 150.104938] name failslab, interval 1, probability 0, space 0, times 0 [ 150.116950] CPU: 0 PID: 7558 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 150.124176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.133525] Call Trace: [ 150.136107] dump_stack+0x138/0x19c [ 150.140276] should_fail.cold+0x10f/0x159 [ 150.144420] should_failslab+0xdb/0x130 [ 150.148397] __kmalloc+0x2f3/0x7a0 [ 150.152049] ? __lockdep_init_map+0x10c/0x570 [ 150.157879] ? p9_fcall_alloc+0x1d/0x90 [ 150.161855] p9_fcall_alloc+0x1d/0x90 [ 150.165814] p9_client_prepare_req.part.0+0x73c/0xa90 [ 150.171009] p9_client_rpc+0x170/0x1190 [ 150.174973] ? p9_idpool_get+0xa3/0x100 [ 150.178942] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 150.184930] ? find_held_lock+0x35/0x130 [ 150.189013] ? p9_fid_create+0x2d5/0x3b0 [ 150.193094] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 150.198197] ? trace_hardirqs_on_caller+0x400/0x590 [ 150.203211] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 150.208316] p9_client_attach+0x152/0x6a0 [ 150.212459] ? trace_hardirqs_off+0xd/0x10 [ 150.216780] ? p9_client_readlink+0x410/0x410 [ 150.221403] ? trace_hardirqs_on_caller+0x400/0x590 [ 150.226547] v9fs_session_init+0xbe8/0x1590 [ 150.231100] ? v9fs_session_init+0xbe8/0x1590 [ 150.235617] ? v9fs_show_options+0x730/0x730 [ 150.240129] ? v9fs_mount+0x5e/0x870 [ 150.243867] ? rcu_read_lock_sched_held+0x110/0x130 [ 150.249713] ? kmem_cache_alloc_trace+0x626/0x790 [ 150.254563] ? free_pages+0x46/0x50 [ 150.260103] v9fs_mount+0x7d/0x870 [ 150.263650] mount_fs+0x9d/0x2a7 [ 150.267043] vfs_kern_mount.part.0+0x5e/0x3d0 [ 150.271711] do_mount+0x417/0x27d0 [ 150.275602] ? copy_mount_options+0x5c/0x2f0 [ 150.280122] ? rcu_read_lock_sched_held+0x110/0x130 [ 150.285145] ? copy_mount_string+0x40/0x40 [ 150.290059] ? copy_mount_options+0x1fe/0x2f0 [ 150.294602] SyS_mount+0xab/0x120 [ 150.298060] ? copy_mnt_ns+0x8c0/0x8c0 [ 150.302471] do_syscall_64+0x1eb/0x630 [ 150.311474] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 150.316322] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 150.322161] RIP: 0033:0x458c29 [ 150.326215] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 150.333935] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 150.341221] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 150.348486] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 150.356082] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 150.363370] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 150.372853] 9pnet: Couldn't grow tag array [ 150.391701] FAULT_INJECTION: forcing a failure. [ 150.391701] name failslab, interval 1, probability 0, space 0, times 0 [ 150.417271] CPU: 0 PID: 7560 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 150.425864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.436117] Call Trace: [ 150.438725] dump_stack+0x138/0x19c [ 150.442368] should_fail.cold+0x10f/0x159 [ 150.448219] should_failslab+0xdb/0x130 [ 150.452220] kmem_cache_alloc_trace+0x2ec/0x790 [ 150.457023] ? lock_downgrade+0x6e0/0x6e0 [ 150.461985] sget_userns+0xfe/0xc30 [ 150.465629] ? v9fs_kill_super+0xa0/0xa0 [ 150.469727] ? v9fs_kill_super+0xa0/0xa0 [ 150.473789] ? v9fs_kill_super+0xa0/0xa0 [ 150.477869] sget+0xd6/0x120 [ 150.481213] v9fs_mount+0xa8/0x870 [ 150.484748] mount_fs+0x9d/0x2a7 [ 150.488107] vfs_kern_mount.part.0+0x5e/0x3d0 [ 150.492632] do_mount+0x417/0x27d0 [ 150.496185] ? copy_mount_options+0x5c/0x2f0 [ 150.500608] ? rcu_read_lock_sched_held+0x110/0x130 [ 150.505635] ? copy_mount_string+0x40/0x40 [ 150.509885] ? copy_mount_options+0x1fe/0x2f0 [ 150.514387] SyS_mount+0xab/0x120 [ 150.517833] ? copy_mnt_ns+0x8c0/0x8c0 [ 150.521714] do_syscall_64+0x1eb/0x630 [ 150.525595] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 150.530451] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 150.535639] RIP: 0033:0x458c29 [ 150.546063] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 150.553802] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 150.561171] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 150.568435] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 150.576190] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 150.583457] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 150.604449] FAULT_INJECTION: forcing a failure. [ 150.604449] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 150.616362] CPU: 0 PID: 7562 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 150.623304] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.632666] Call Trace: [ 150.635279] dump_stack+0x138/0x19c [ 150.646637] should_fail.cold+0x10f/0x159 [ 150.650798] __alloc_pages_nodemask+0x1d6/0x7a0 [ 150.655491] ? cache_grow_end.part.0+0x92/0x160 [ 150.660164] ? __alloc_pages_slowpath+0x2930/0x2930 [ 150.666043] cache_grow_begin+0x80/0x410 [ 150.670122] __kmalloc+0x6c2/0x7a0 [ 150.673675] ? __lockdep_init_map+0x10c/0x570 [ 150.679874] ? p9_fcall_alloc+0x1d/0x90 [ 150.684116] p9_fcall_alloc+0x1d/0x90 [ 150.687911] p9_client_prepare_req.part.0+0x73c/0xa90 [ 150.693118] p9_client_rpc+0x170/0x1190 [ 150.697120] ? p9_idpool_get+0xa3/0x100 [ 150.701184] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 150.707156] ? find_held_lock+0x35/0x130 [ 150.711218] ? p9_fid_create+0x2d5/0x3b0 [ 150.715310] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 150.720708] ? trace_hardirqs_on_caller+0x400/0x590 [ 150.725745] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 150.730865] p9_client_attach+0x152/0x6a0 [ 150.735026] ? trace_hardirqs_off+0xd/0x10 [ 150.739260] ? p9_client_readlink+0x410/0x410 [ 150.743929] ? trace_hardirqs_on_caller+0x400/0x590 [ 150.748946] v9fs_session_init+0xbe8/0x1590 [ 150.753268] ? v9fs_session_init+0xbe8/0x1590 [ 150.757790] ? v9fs_show_options+0x730/0x730 [ 150.762312] ? v9fs_mount+0x5e/0x870 [ 150.766042] ? rcu_read_lock_sched_held+0x110/0x130 [ 150.771053] ? kmem_cache_alloc_trace+0x626/0x790 [ 150.775923] ? free_pages+0x46/0x50 [ 150.779552] v9fs_mount+0x7d/0x870 [ 150.783088] mount_fs+0x9d/0x2a7 [ 150.786451] vfs_kern_mount.part.0+0x5e/0x3d0 [ 150.790952] do_mount+0x417/0x27d0 [ 150.794498] ? copy_mount_options+0x5c/0x2f0 [ 150.798895] ? rcu_read_lock_sched_held+0x110/0x130 [ 150.803907] ? copy_mount_string+0x40/0x40 [ 150.808146] ? copy_mount_options+0x1fe/0x2f0 [ 150.812633] SyS_mount+0xab/0x120 [ 150.816412] ? copy_mnt_ns+0x8c0/0x8c0 [ 150.820296] do_syscall_64+0x1eb/0x630 [ 150.824436] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 150.829367] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 150.834577] RIP: 0033:0x458c29 [ 150.837761] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 150.845458] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 150.852723] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 150.860417] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 150.867679] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 150.875119] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 150.896883] FAULT_INJECTION: forcing a failure. [ 150.896883] name failslab, interval 1, probability 0, space 0, times 0 [ 150.908226] CPU: 0 PID: 7563 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 150.915186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.927076] Call Trace: [ 150.929660] dump_stack+0x138/0x19c [ 150.933275] should_fail.cold+0x10f/0x159 [ 150.937414] should_failslab+0xdb/0x130 [ 150.941379] kmem_cache_alloc+0x2d9/0x780 [ 150.945515] ? snprintf+0xd0/0xd0 [ 150.948956] ? kmem_cache_alloc_trace+0x626/0x790 [ 150.953800] __fscache_acquire_cookie+0xe1/0x430 [ 150.958549] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 150.963753] v9fs_session_init+0xc77/0x1590 [ 150.968068] ? v9fs_show_options+0x730/0x730 [ 150.972471] ? v9fs_mount+0x5e/0x870 [ 150.977167] ? rcu_read_lock_sched_held+0x110/0x130 [ 150.982188] ? kmem_cache_alloc_trace+0x626/0x790 [ 150.987023] ? free_pages+0x46/0x50 [ 150.990641] v9fs_mount+0x7d/0x870 [ 150.994191] mount_fs+0x9d/0x2a7 [ 150.997554] vfs_kern_mount.part.0+0x5e/0x3d0 [ 151.002064] do_mount+0x417/0x27d0 [ 151.005601] ? copy_mount_options+0x5c/0x2f0 [ 151.010001] ? rcu_read_lock_sched_held+0x110/0x130 [ 151.015049] ? copy_mount_string+0x40/0x40 [ 151.019287] ? copy_mount_options+0x1fe/0x2f0 [ 151.023784] SyS_mount+0xab/0x120 [ 151.027228] ? copy_mnt_ns+0x8c0/0x8c0 [ 151.031116] do_syscall_64+0x1eb/0x630 [ 151.035004] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 151.039857] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 151.045531] RIP: 0033:0x458c29 [ 151.048725] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 151.056447] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 151.063710] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 151.070974] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 151.078237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 151.085528] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 151.105431] FAULT_INJECTION: forcing a failure. [ 151.105431] name failslab, interval 1, probability 0, space 0, times 0 [ 151.117672] CPU: 0 PID: 7565 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 151.124619] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.133970] Call Trace: [ 151.136553] dump_stack+0x138/0x19c [ 151.140169] should_fail.cold+0x10f/0x159 [ 151.144313] should_failslab+0xdb/0x130 [ 151.148284] kmem_cache_alloc_trace+0x2ec/0x790 [ 151.152949] ? p9_client_readlink+0x410/0x410 [ 151.157441] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 151.162717] v9fs_session_init+0xc77/0x1590 [ 151.167039] ? v9fs_show_options+0x730/0x730 [ 151.171447] ? v9fs_mount+0x5e/0x870 [ 151.175226] ? rcu_read_lock_sched_held+0x110/0x130 [ 151.180241] ? kmem_cache_alloc_trace+0x626/0x790 [ 151.185205] ? free_pages+0x46/0x50 [ 151.188839] v9fs_mount+0x7d/0x870 [ 151.192639] mount_fs+0x9d/0x2a7 [ 151.195995] vfs_kern_mount.part.0+0x5e/0x3d0 [ 151.200770] do_mount+0x417/0x27d0 [ 151.204328] ? copy_mount_options+0x5c/0x2f0 [ 151.208763] ? rcu_read_lock_sched_held+0x110/0x130 [ 151.213816] ? copy_mount_string+0x40/0x40 [ 151.218069] ? copy_mount_options+0x1fe/0x2f0 [ 151.222596] SyS_mount+0xab/0x120 [ 151.226043] ? copy_mnt_ns+0x8c0/0x8c0 [ 151.229917] do_syscall_64+0x1eb/0x630 [ 151.233788] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 151.238640] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 151.243831] RIP: 0033:0x458c29 [ 151.247013] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 151.254708] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 151.263581] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 151.270867] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 151.278410] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 151.285695] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 151.306434] FAULT_INJECTION: forcing a failure. [ 151.306434] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 151.318323] CPU: 0 PID: 7567 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 151.325245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.334763] Call Trace: [ 151.338188] dump_stack+0x138/0x19c [ 151.341815] should_fail.cold+0x10f/0x159 [ 151.345957] __alloc_pages_nodemask+0x1d6/0x7a0 [ 151.350639] ? cache_grow_end.part.0+0x92/0x160 [ 151.355328] ? __alloc_pages_slowpath+0x2930/0x2930 [ 151.360389] cache_grow_begin+0x80/0x410 [ 151.364476] __kmalloc+0x6c2/0x7a0 [ 151.368081] ? __lockdep_init_map+0x10c/0x570 [ 151.372573] ? p9_fcall_alloc+0x1d/0x90 [ 151.376620] p9_fcall_alloc+0x1d/0x90 [ 151.380431] p9_client_prepare_req.part.0+0x73c/0xa90 [ 151.385631] p9_client_rpc+0x170/0x1190 [ 151.389686] ? p9_idpool_get+0xa3/0x100 [ 151.393682] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 151.399664] ? find_held_lock+0x35/0x130 [ 151.404683] ? p9_fid_create+0x2d5/0x3b0 [ 151.411339] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 151.416441] ? trace_hardirqs_on_caller+0x400/0x590 [ 151.421455] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 151.426999] p9_client_attach+0x152/0x6a0 [ 151.431147] ? trace_hardirqs_off+0xd/0x10 [ 151.435401] ? p9_client_readlink+0x410/0x410 [ 151.439912] ? trace_hardirqs_on_caller+0x400/0x590 [ 151.444933] v9fs_session_init+0xbe8/0x1590 [ 151.449334] ? v9fs_session_init+0xbe8/0x1590 [ 151.453831] ? v9fs_show_options+0x730/0x730 [ 151.458233] ? v9fs_mount+0x5e/0x870 [ 151.462054] ? rcu_read_lock_sched_held+0x110/0x130 [ 151.467068] ? kmem_cache_alloc_trace+0x626/0x790 [ 151.471905] ? free_pages+0x46/0x50 [ 151.475524] v9fs_mount+0x7d/0x870 [ 151.479048] mount_fs+0x9d/0x2a7 [ 151.482431] vfs_kern_mount.part.0+0x5e/0x3d0 [ 151.486925] do_mount+0x417/0x27d0 [ 151.490480] ? copy_mount_options+0x5c/0x2f0 [ 151.494884] ? rcu_read_lock_sched_held+0x110/0x130 [ 151.501931] ? copy_mount_string+0x40/0x40 [ 151.506167] ? copy_mount_options+0x1fe/0x2f0 [ 151.510673] SyS_mount+0xab/0x120 [ 151.514134] ? copy_mnt_ns+0x8c0/0x8c0 [ 151.518107] do_syscall_64+0x1eb/0x630 [ 151.521989] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 151.526832] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 151.534776] RIP: 0033:0x458c29 [ 151.537956] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 151.545659] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 151.552926] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 151.560458] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 151.567738] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 151.575430] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 151.596644] FAULT_INJECTION: forcing a failure. [ 151.596644] name failslab, interval 1, probability 0, space 0, times 0 [ 151.609004] CPU: 1 PID: 7569 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 151.615950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.625299] Call Trace: [ 151.627881] dump_stack+0x138/0x19c [ 151.631594] should_fail.cold+0x10f/0x159 [ 151.636437] should_failslab+0xdb/0x130 [ 151.640409] __kmalloc+0x2f3/0x7a0 [ 151.643941] ? __lockdep_init_map+0x10c/0x570 [ 151.648430] ? p9_fcall_alloc+0x1d/0x90 [ 151.652840] p9_fcall_alloc+0x1d/0x90 [ 151.656633] p9_client_prepare_req.part.0+0x73c/0xa90 [ 151.664337] p9_client_rpc+0x170/0x1190 [ 151.668337] ? p9_idpool_get+0xa3/0x100 [ 151.673131] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 151.679106] ? find_held_lock+0x35/0x130 [ 151.683188] ? p9_fid_create+0x2d5/0x3b0 [ 151.687250] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 151.693991] ? trace_hardirqs_on_caller+0x400/0x590 [ 151.699008] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 151.704133] p9_client_attach+0x152/0x6a0 [ 151.708284] ? trace_hardirqs_off+0xd/0x10 [ 151.712538] ? p9_client_readlink+0x410/0x410 [ 151.717722] ? trace_hardirqs_on_caller+0x400/0x590 [ 151.722739] v9fs_session_init+0xbe8/0x1590 [ 151.727054] ? v9fs_session_init+0xbe8/0x1590 [ 151.731545] ? v9fs_show_options+0x730/0x730 [ 151.735949] ? v9fs_mount+0x5e/0x870 [ 151.739745] ? rcu_read_lock_sched_held+0x110/0x130 [ 151.744758] ? kmem_cache_alloc_trace+0x626/0x790 [ 151.749613] ? free_pages+0x46/0x50 [ 151.753242] v9fs_mount+0x7d/0x870 [ 151.756779] mount_fs+0x9d/0x2a7 [ 151.764428] vfs_kern_mount.part.0+0x5e/0x3d0 [ 151.768931] do_mount+0x417/0x27d0 [ 151.772563] ? copy_mount_options+0x5c/0x2f0 [ 151.776981] ? rcu_read_lock_sched_held+0x110/0x130 [ 151.782778] ? copy_mount_string+0x40/0x40 [ 151.790834] ? copy_mount_options+0x1fe/0x2f0 [ 151.795338] SyS_mount+0xab/0x120 [ 151.798810] ? copy_mnt_ns+0x8c0/0x8c0 [ 151.802694] do_syscall_64+0x1eb/0x630 [ 151.806572] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 151.811417] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 151.816600] RIP: 0033:0x458c29 [ 151.819777] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 151.827505] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 151.834772] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 151.842038] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 151.849755] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 151.857042] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 151.865877] 9pnet: Couldn't grow tag array [ 151.887098] FAULT_INJECTION: forcing a failure. [ 151.887098] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 151.898979] CPU: 1 PID: 7572 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 151.905902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.915410] Call Trace: [ 151.917995] dump_stack+0x138/0x19c [ 151.921618] should_fail.cold+0x10f/0x159 [ 151.925776] __alloc_pages_nodemask+0x1d6/0x7a0 [ 151.930458] ? cache_grow_end.part.0+0x92/0x160 [ 151.935117] ? __alloc_pages_slowpath+0x2930/0x2930 [ 151.940131] cache_grow_begin+0x80/0x410 [ 151.944183] __kmalloc+0x6c2/0x7a0 [ 151.947713] ? __lockdep_init_map+0x10c/0x570 [ 151.952199] ? p9_fcall_alloc+0x1d/0x90 [ 151.956164] p9_fcall_alloc+0x1d/0x90 [ 151.959973] p9_client_prepare_req.part.0+0x73c/0xa90 [ 151.965160] p9_client_rpc+0x170/0x1190 [ 151.969120] ? p9_idpool_get+0xa3/0x100 [ 151.973083] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 151.979050] ? find_held_lock+0x35/0x130 [ 151.983115] ? p9_fid_create+0x2d5/0x3b0 [ 151.987171] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 151.992263] ? trace_hardirqs_on_caller+0x400/0x590 [ 151.997272] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 152.002365] p9_client_attach+0x152/0x6a0 [ 152.006501] ? trace_hardirqs_off+0xd/0x10 [ 152.010738] ? p9_client_readlink+0x410/0x410 [ 152.015243] ? trace_hardirqs_on_caller+0x400/0x590 [ 152.020260] v9fs_session_init+0xbe8/0x1590 [ 152.024567] ? v9fs_session_init+0xbe8/0x1590 [ 152.029330] ? v9fs_show_options+0x730/0x730 [ 152.033732] ? v9fs_mount+0x5e/0x870 [ 152.037427] ? rcu_read_lock_sched_held+0x110/0x130 [ 152.042450] ? kmem_cache_alloc_trace+0x626/0x790 [ 152.047281] ? free_pages+0x46/0x50 [ 152.050895] v9fs_mount+0x7d/0x870 [ 152.054417] mount_fs+0x9d/0x2a7 [ 152.057771] vfs_kern_mount.part.0+0x5e/0x3d0 [ 152.062518] do_mount+0x417/0x27d0 [ 152.066041] ? copy_mount_options+0x5c/0x2f0 [ 152.070434] ? rcu_read_lock_sched_held+0x110/0x130 [ 152.075459] ? copy_mount_string+0x40/0x40 [ 152.079768] ? copy_mount_options+0x1fe/0x2f0 [ 152.084340] SyS_mount+0xab/0x120 [ 152.087792] ? copy_mnt_ns+0x8c0/0x8c0 [ 152.091669] do_syscall_64+0x1eb/0x630 [ 152.095547] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 152.100403] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 152.105731] RIP: 0033:0x458c29 [ 152.108901] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 152.116596] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 152.123854] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 152.131110] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 152.138365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 152.145639] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 152.168689] FAULT_INJECTION: forcing a failure. [ 152.168689] name failslab, interval 1, probability 0, space 0, times 0 [ 152.183336] CPU: 0 PID: 7573 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 152.190296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.199675] Call Trace: [ 152.202256] dump_stack+0x138/0x19c [ 152.205889] should_fail.cold+0x10f/0x159 [ 152.210039] should_failslab+0xdb/0x130 [ 152.214360] kmem_cache_alloc_trace+0x2ec/0x790 [ 152.219069] ? p9_client_readlink+0x410/0x410 [ 152.223561] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 152.228826] v9fs_session_init+0xc77/0x1590 [ 152.233155] ? v9fs_show_options+0x730/0x730 [ 152.237564] ? v9fs_mount+0x5e/0x870 [ 152.241386] ? rcu_read_lock_sched_held+0x110/0x130 [ 152.246416] ? kmem_cache_alloc_trace+0x626/0x790 [ 152.251557] ? free_pages+0x46/0x50 [ 152.255179] v9fs_mount+0x7d/0x870 [ 152.258741] mount_fs+0x9d/0x2a7 [ 152.263798] vfs_kern_mount.part.0+0x5e/0x3d0 [ 152.268329] do_mount+0x417/0x27d0 [ 152.271861] ? copy_mount_options+0x5c/0x2f0 [ 152.276285] ? rcu_read_lock_sched_held+0x110/0x130 [ 152.281303] ? copy_mount_string+0x40/0x40 [ 152.285532] ? copy_mount_options+0x1fe/0x2f0 [ 152.290018] SyS_mount+0xab/0x120 [ 152.293467] ? copy_mnt_ns+0x8c0/0x8c0 [ 152.297354] do_syscall_64+0x1eb/0x630 [ 152.301231] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 152.306150] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 152.311322] RIP: 0033:0x458c29 [ 152.314619] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 152.322324] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 152.329839] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 152.337102] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 152.344362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 152.351653] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 152.374875] FAULT_INJECTION: forcing a failure. [ 152.374875] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 152.386832] CPU: 1 PID: 7575 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 152.393794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.403165] Call Trace: [ 152.405755] dump_stack+0x138/0x19c [ 152.409376] should_fail.cold+0x10f/0x159 [ 152.413515] __alloc_pages_nodemask+0x1d6/0x7a0 [ 152.418175] ? cache_grow_end.part.0+0x92/0x160 [ 152.422832] ? __alloc_pages_slowpath+0x2930/0x2930 [ 152.427864] cache_grow_begin+0x80/0x410 [ 152.431924] __kmalloc+0x6c2/0x7a0 [ 152.435451] ? __lockdep_init_map+0x10c/0x570 [ 152.440210] ? p9_fcall_alloc+0x1d/0x90 [ 152.444201] p9_fcall_alloc+0x1d/0x90 [ 152.448025] p9_client_prepare_req.part.0+0x73c/0xa90 [ 152.453216] p9_client_rpc+0x170/0x1190 [ 152.457184] ? p9_idpool_get+0xa3/0x100 [ 152.461150] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 152.467116] ? find_held_lock+0x35/0x130 [ 152.471170] ? p9_fid_create+0x2d5/0x3b0 [ 152.475229] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 152.480345] ? trace_hardirqs_on_caller+0x400/0x590 [ 152.485357] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 152.490471] p9_client_attach+0x152/0x6a0 [ 152.494623] ? trace_hardirqs_off+0xd/0x10 [ 152.498866] ? p9_client_readlink+0x410/0x410 [ 152.503540] ? trace_hardirqs_on_caller+0x400/0x590 [ 152.508558] v9fs_session_init+0xbe8/0x1590 [ 152.512868] ? v9fs_session_init+0xbe8/0x1590 [ 152.517375] ? v9fs_show_options+0x730/0x730 [ 152.521779] ? v9fs_mount+0x5e/0x870 [ 152.525483] ? rcu_read_lock_sched_held+0x110/0x130 [ 152.530488] ? kmem_cache_alloc_trace+0x626/0x790 [ 152.535340] ? free_pages+0x46/0x50 [ 152.538987] v9fs_mount+0x7d/0x870 [ 152.542553] mount_fs+0x9d/0x2a7 [ 152.545916] vfs_kern_mount.part.0+0x5e/0x3d0 [ 152.550432] do_mount+0x417/0x27d0 [ 152.553959] ? copy_mount_options+0x5c/0x2f0 [ 152.558356] ? rcu_read_lock_sched_held+0x110/0x130 [ 152.563399] ? copy_mount_string+0x40/0x40 [ 152.567631] ? copy_mount_options+0x1fe/0x2f0 [ 152.572127] SyS_mount+0xab/0x120 [ 152.575571] ? copy_mnt_ns+0x8c0/0x8c0 [ 152.579474] do_syscall_64+0x1eb/0x630 [ 152.583374] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 152.588216] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 152.593404] RIP: 0033:0x458c29 [ 152.596590] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 152.604598] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 152.611864] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 152.619133] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 152.626396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 152.633658] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 152.658583] FAULT_INJECTION: forcing a failure. [ 152.658583] name failslab, interval 1, probability 0, space 0, times 0 [ 152.671284] CPU: 1 PID: 7578 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 152.678265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.687620] Call Trace: [ 152.690293] dump_stack+0x138/0x19c [ 152.693916] should_fail.cold+0x10f/0x159 [ 152.698057] should_failslab+0xdb/0x130 [ 152.702029] kmem_cache_alloc_trace+0x2ec/0x790 [ 152.706689] ? p9_client_readlink+0x410/0x410 [ 152.711205] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 152.716475] v9fs_session_init+0xc77/0x1590 [ 152.721235] ? v9fs_show_options+0x730/0x730 [ 152.725657] ? v9fs_mount+0x5e/0x870 [ 152.729361] ? rcu_read_lock_sched_held+0x110/0x130 [ 152.734388] ? kmem_cache_alloc_trace+0x626/0x790 [ 152.739245] ? free_pages+0x46/0x50 [ 152.742887] v9fs_mount+0x7d/0x870 [ 152.746421] mount_fs+0x9d/0x2a7 [ 152.749777] vfs_kern_mount.part.0+0x5e/0x3d0 [ 152.754268] do_mount+0x417/0x27d0 [ 152.757805] ? copy_mount_options+0x5c/0x2f0 [ 152.762234] ? rcu_read_lock_sched_held+0x110/0x130 [ 152.767243] ? copy_mount_string+0x40/0x40 [ 152.771485] ? copy_mount_options+0x1fe/0x2f0 [ 152.775974] SyS_mount+0xab/0x120 [ 152.779409] ? copy_mnt_ns+0x8c0/0x8c0 [ 152.783292] do_syscall_64+0x1eb/0x630 [ 152.787192] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 152.792205] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 152.797991] RIP: 0033:0x458c29 [ 152.801165] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 152.810338] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 152.817613] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 152.824881] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 152.832146] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 152.839421] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 152.865544] FAULT_INJECTION: forcing a failure. [ 152.865544] name failslab, interval 1, probability 0, space 0, times 0 [ 152.877735] CPU: 0 PID: 7579 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 152.884708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.894206] Call Trace: [ 152.896793] dump_stack+0x138/0x19c [ 152.900846] should_fail.cold+0x10f/0x159 [ 152.904995] should_failslab+0xdb/0x130 [ 152.908965] __kmalloc+0x2f3/0x7a0 [ 152.912496] ? __lockdep_init_map+0x10c/0x570 [ 152.917008] ? p9_fcall_alloc+0x1d/0x90 [ 152.920984] p9_fcall_alloc+0x1d/0x90 [ 152.924783] p9_client_prepare_req.part.0+0x73c/0xa90 [ 152.929973] p9_client_rpc+0x170/0x1190 [ 152.933966] ? p9_idpool_get+0xa3/0x100 [ 152.937944] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 152.943911] ? find_held_lock+0x35/0x130 [ 152.947984] ? p9_fid_create+0x2d5/0x3b0 [ 152.952285] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 152.957390] ? trace_hardirqs_on_caller+0x400/0x590 [ 152.962410] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 152.967536] p9_client_attach+0x152/0x6a0 [ 152.971708] ? trace_hardirqs_off+0xd/0x10 [ 152.976751] ? p9_client_readlink+0x410/0x410 [ 152.981245] ? trace_hardirqs_on_caller+0x400/0x590 [ 152.986262] v9fs_session_init+0xbe8/0x1590 [ 152.990610] ? v9fs_session_init+0xbe8/0x1590 [ 152.995125] ? v9fs_show_options+0x730/0x730 [ 152.999534] ? v9fs_mount+0x5e/0x870 [ 153.003239] ? rcu_read_lock_sched_held+0x110/0x130 [ 153.008783] ? kmem_cache_alloc_trace+0x626/0x790 [ 153.013628] ? free_pages+0x46/0x50 [ 153.017250] v9fs_mount+0x7d/0x870 [ 153.020804] mount_fs+0x9d/0x2a7 [ 153.024179] vfs_kern_mount.part.0+0x5e/0x3d0 [ 153.028777] do_mount+0x417/0x27d0 [ 153.032316] ? copy_mount_options+0x5c/0x2f0 [ 153.036723] ? rcu_read_lock_sched_held+0x110/0x130 [ 153.041831] ? copy_mount_string+0x40/0x40 [ 153.046052] ? copy_mount_options+0x1fe/0x2f0 [ 153.050542] SyS_mount+0xab/0x120 [ 153.053980] ? copy_mnt_ns+0x8c0/0x8c0 [ 153.057860] do_syscall_64+0x1eb/0x630 [ 153.061764] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 153.066616] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 153.071801] RIP: 0033:0x458c29 [ 153.074973] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 153.082782] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 153.090068] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 153.097907] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 153.105212] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 153.112563] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 153.120528] 9pnet: Couldn't grow tag array [ 153.138206] FAULT_INJECTION: forcing a failure. [ 153.138206] name failslab, interval 1, probability 0, space 0, times 0 [ 153.150982] CPU: 0 PID: 7582 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 153.158385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.167918] Call Trace: [ 153.170512] dump_stack+0x138/0x19c [ 153.174170] should_fail.cold+0x10f/0x159 [ 153.178310] should_failslab+0xdb/0x130 [ 153.182276] kmem_cache_alloc_trace+0x2ec/0x790 [ 153.186939] ? p9_client_readlink+0x410/0x410 [ 153.191425] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 153.196839] v9fs_session_init+0xc77/0x1590 [ 153.201192] ? v9fs_show_options+0x730/0x730 [ 153.205789] ? v9fs_mount+0x5e/0x870 [ 153.209512] ? rcu_read_lock_sched_held+0x110/0x130 [ 153.214520] ? kmem_cache_alloc_trace+0x626/0x790 [ 153.219355] ? free_pages+0x46/0x50 [ 153.223069] v9fs_mount+0x7d/0x870 [ 153.226625] mount_fs+0x9d/0x2a7 [ 153.229983] vfs_kern_mount.part.0+0x5e/0x3d0 [ 153.234466] do_mount+0x417/0x27d0 [ 153.237995] ? copy_mount_options+0x5c/0x2f0 [ 153.242394] ? rcu_read_lock_sched_held+0x110/0x130 [ 153.247404] ? copy_mount_string+0x40/0x40 [ 153.251637] ? copy_mount_options+0x1fe/0x2f0 [ 153.256132] SyS_mount+0xab/0x120 [ 153.259576] ? copy_mnt_ns+0x8c0/0x8c0 [ 153.263474] do_syscall_64+0x1eb/0x630 [ 153.267346] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 153.272179] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 153.277377] RIP: 0033:0x458c29 [ 153.280552] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 153.288268] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 153.295529] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 153.302807] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 153.310075] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 153.317464] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 153.339780] FAULT_INJECTION: forcing a failure. [ 153.339780] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 153.351629] CPU: 0 PID: 7583 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 153.358552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.367895] Call Trace: [ 153.370485] dump_stack+0x138/0x19c [ 153.374121] should_fail.cold+0x10f/0x159 [ 153.378280] __alloc_pages_nodemask+0x1d6/0x7a0 [ 153.383465] ? cache_grow_end.part.0+0x92/0x160 [ 153.388149] ? __alloc_pages_slowpath+0x2930/0x2930 [ 153.395635] cache_grow_begin+0x80/0x410 [ 153.401019] __kmalloc+0x6c2/0x7a0 [ 153.404724] ? __lockdep_init_map+0x10c/0x570 [ 153.409474] ? p9_fcall_alloc+0x1d/0x90 [ 153.413441] p9_fcall_alloc+0x1d/0x90 [ 153.417234] p9_client_prepare_req.part.0+0x73c/0xa90 [ 153.422418] p9_client_rpc+0x170/0x1190 [ 153.426398] ? p9_idpool_get+0xa3/0x100 [ 153.431660] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 153.437627] ? find_held_lock+0x35/0x130 [ 153.441710] ? p9_fid_create+0x2d5/0x3b0 [ 153.445765] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 153.450859] ? trace_hardirqs_on_caller+0x400/0x590 [ 153.455891] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 153.460989] p9_client_attach+0x152/0x6a0 [ 153.465126] ? trace_hardirqs_off+0xd/0x10 [ 153.469346] ? p9_client_readlink+0x410/0x410 [ 153.473828] ? trace_hardirqs_on_caller+0x400/0x590 [ 153.478843] v9fs_session_init+0xbe8/0x1590 [ 153.483153] ? v9fs_session_init+0xbe8/0x1590 [ 153.487643] ? v9fs_show_options+0x730/0x730 [ 153.492044] ? v9fs_mount+0x5e/0x870 [ 153.495751] ? rcu_read_lock_sched_held+0x110/0x130 [ 153.500773] ? kmem_cache_alloc_trace+0x626/0x790 [ 153.506138] ? free_pages+0x46/0x50 [ 153.509763] v9fs_mount+0x7d/0x870 [ 153.513298] mount_fs+0x9d/0x2a7 [ 153.516657] vfs_kern_mount.part.0+0x5e/0x3d0 [ 153.521515] do_mount+0x417/0x27d0 [ 153.525052] ? copy_mount_options+0x5c/0x2f0 [ 153.529727] ? rcu_read_lock_sched_held+0x110/0x130 [ 153.534742] ? copy_mount_string+0x40/0x40 [ 153.538978] ? copy_mount_options+0x1fe/0x2f0 [ 153.544302] SyS_mount+0xab/0x120 [ 153.547745] ? copy_mnt_ns+0x8c0/0x8c0 [ 153.551753] do_syscall_64+0x1eb/0x630 [ 153.555690] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 153.560535] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 153.565873] RIP: 0033:0x458c29 [ 153.569046] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 153.576743] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 153.584003] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 153.591279] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 153.598533] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 153.605790] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 153.626681] FAULT_INJECTION: forcing a failure. [ 153.626681] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 153.638542] CPU: 0 PID: 7585 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 153.645475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.654823] Call Trace: [ 153.657403] dump_stack+0x138/0x19c [ 153.661039] should_fail.cold+0x10f/0x159 [ 153.665365] __alloc_pages_nodemask+0x1d6/0x7a0 [ 153.670040] ? __alloc_pages_slowpath+0x2930/0x2930 [ 153.675440] cache_grow_begin+0x80/0x410 [ 153.679505] __kmalloc+0x6c2/0x7a0 [ 153.683055] ? __lockdep_init_map+0x10c/0x570 [ 153.687561] ? p9_fcall_alloc+0x1d/0x90 [ 153.691870] p9_fcall_alloc+0x1d/0x90 [ 153.695657] p9_client_prepare_req.part.0+0x7b5/0xa90 [ 153.700843] p9_client_rpc+0x170/0x1190 [ 153.704827] ? p9_idpool_get+0xa3/0x100 [ 153.708807] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 153.714775] ? find_held_lock+0x35/0x130 [ 153.718837] ? p9_fid_create+0x2d5/0x3b0 [ 153.722913] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 153.728003] ? trace_hardirqs_on_caller+0x400/0x590 [ 153.733006] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 153.738096] p9_client_attach+0x152/0x6a0 [ 153.742652] ? trace_hardirqs_off+0xd/0x10 [ 153.746870] ? p9_client_readlink+0x410/0x410 [ 153.751351] ? trace_hardirqs_on_caller+0x400/0x590 [ 153.756354] v9fs_session_init+0xbe8/0x1590 [ 153.760670] ? v9fs_session_init+0xbe8/0x1590 [ 153.765169] ? v9fs_show_options+0x730/0x730 [ 153.769567] ? v9fs_mount+0x5e/0x870 [ 153.773274] ? rcu_read_lock_sched_held+0x110/0x130 [ 153.778274] ? kmem_cache_alloc_trace+0x626/0x790 [ 153.783106] ? free_pages+0x46/0x50 [ 153.786735] v9fs_mount+0x7d/0x870 [ 153.790273] mount_fs+0x9d/0x2a7 [ 153.793636] vfs_kern_mount.part.0+0x5e/0x3d0 [ 153.798118] do_mount+0x417/0x27d0 [ 153.801646] ? copy_mount_options+0x5c/0x2f0 [ 153.806041] ? rcu_read_lock_sched_held+0x110/0x130 [ 153.811080] ? copy_mount_string+0x40/0x40 [ 153.815330] ? copy_mount_options+0x1fe/0x2f0 [ 153.819815] SyS_mount+0xab/0x120 [ 153.823309] ? copy_mnt_ns+0x8c0/0x8c0 [ 153.827191] do_syscall_64+0x1eb/0x630 [ 153.831099] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 153.835943] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 153.841122] RIP: 0033:0x458c29 2019/04/20 00:25:42 executed programs: 241 [ 153.844293] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 153.852015] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 153.859280] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 153.871999] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 153.879782] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 153.887262] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 153.909669] FAULT_INJECTION: forcing a failure. [ 153.909669] name failslab, interval 1, probability 0, space 0, times 0 [ 153.921195] CPU: 0 PID: 7587 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 153.928522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.937874] Call Trace: [ 153.940454] dump_stack+0x138/0x19c [ 153.944075] should_fail.cold+0x10f/0x159 [ 153.948233] should_failslab+0xdb/0x130 [ 153.952201] __kmalloc+0x2f3/0x7a0 [ 153.955727] ? __lockdep_init_map+0x10c/0x570 [ 153.960217] ? p9_fcall_alloc+0x1d/0x90 [ 153.964189] p9_fcall_alloc+0x1d/0x90 [ 153.967989] p9_client_prepare_req.part.0+0x73c/0xa90 [ 153.973178] p9_client_rpc+0x170/0x1190 [ 153.977176] ? p9_idpool_get+0xa3/0x100 [ 153.981142] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 153.987107] ? find_held_lock+0x35/0x130 [ 153.991158] ? p9_fid_create+0x2d5/0x3b0 [ 153.995227] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 154.000337] ? trace_hardirqs_on_caller+0x400/0x590 [ 154.005348] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 154.010460] p9_client_attach+0x152/0x6a0 [ 154.014626] ? trace_hardirqs_off+0xd/0x10 [ 154.018886] ? p9_client_readlink+0x410/0x410 [ 154.023377] ? trace_hardirqs_on_caller+0x400/0x590 [ 154.028643] v9fs_session_init+0xbe8/0x1590 [ 154.032966] ? v9fs_session_init+0xbe8/0x1590 [ 154.037474] ? v9fs_show_options+0x730/0x730 [ 154.041899] ? v9fs_mount+0x5e/0x870 [ 154.045623] ? rcu_read_lock_sched_held+0x110/0x130 [ 154.050637] ? kmem_cache_alloc_trace+0x626/0x790 [ 154.055476] ? free_pages+0x46/0x50 [ 154.059096] v9fs_mount+0x7d/0x870 [ 154.062628] mount_fs+0x9d/0x2a7 [ 154.066009] vfs_kern_mount.part.0+0x5e/0x3d0 [ 154.070505] do_mount+0x417/0x27d0 [ 154.074045] ? copy_mount_options+0x5c/0x2f0 [ 154.078598] ? rcu_read_lock_sched_held+0x110/0x130 [ 154.083625] ? copy_mount_string+0x40/0x40 [ 154.087938] ? copy_mount_options+0x1fe/0x2f0 [ 154.092429] SyS_mount+0xab/0x120 [ 154.095874] ? copy_mnt_ns+0x8c0/0x8c0 [ 154.099760] do_syscall_64+0x1eb/0x630 [ 154.103859] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 154.108713] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 154.113902] RIP: 0033:0x458c29 [ 154.117090] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 154.125138] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 154.132405] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 154.139689] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 154.146955] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 154.154220] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 154.161778] 9pnet: Couldn't grow tag array [ 154.178956] FAULT_INJECTION: forcing a failure. [ 154.178956] name failslab, interval 1, probability 0, space 0, times 0 [ 154.191149] CPU: 1 PID: 7590 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 154.198143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.207540] Call Trace: [ 154.210133] dump_stack+0x138/0x19c [ 154.213777] should_fail.cold+0x10f/0x159 [ 154.217922] should_failslab+0xdb/0x130 [ 154.221988] __kmalloc+0x2f3/0x7a0 [ 154.225519] ? __lockdep_init_map+0x10c/0x570 [ 154.230004] ? p9_fcall_alloc+0x1d/0x90 [ 154.233993] p9_fcall_alloc+0x1d/0x90 [ 154.237791] p9_client_prepare_req.part.0+0x73c/0xa90 [ 154.242979] p9_client_rpc+0x170/0x1190 [ 154.246944] ? p9_idpool_get+0xa3/0x100 [ 154.250911] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 154.256877] ? find_held_lock+0x35/0x130 [ 154.260934] ? p9_fid_create+0x2d5/0x3b0 [ 154.264994] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 154.270143] ? trace_hardirqs_on_caller+0x400/0x590 [ 154.275251] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 154.280360] p9_client_attach+0x152/0x6a0 [ 154.284503] ? trace_hardirqs_off+0xd/0x10 [ 154.288758] ? p9_client_readlink+0x410/0x410 [ 154.293254] ? trace_hardirqs_on_caller+0x400/0x590 [ 154.298286] v9fs_session_init+0xbe8/0x1590 [ 154.302624] ? v9fs_session_init+0xbe8/0x1590 [ 154.307120] ? v9fs_show_options+0x730/0x730 [ 154.311537] ? v9fs_mount+0x5e/0x870 [ 154.315236] ? rcu_read_lock_sched_held+0x110/0x130 [ 154.320241] ? kmem_cache_alloc_trace+0x626/0x790 [ 154.325074] ? free_pages+0x46/0x50 [ 154.328700] v9fs_mount+0x7d/0x870 [ 154.332678] mount_fs+0x9d/0x2a7 [ 154.336038] vfs_kern_mount.part.0+0x5e/0x3d0 [ 154.340540] do_mount+0x417/0x27d0 [ 154.344067] ? copy_mount_options+0x5c/0x2f0 [ 154.348489] ? rcu_read_lock_sched_held+0x110/0x130 [ 154.353520] ? copy_mount_string+0x40/0x40 [ 154.357754] ? copy_mount_options+0x1fe/0x2f0 [ 154.362426] SyS_mount+0xab/0x120 [ 154.365872] ? copy_mnt_ns+0x8c0/0x8c0 [ 154.369771] do_syscall_64+0x1eb/0x630 [ 154.373656] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 154.379185] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 154.384392] RIP: 0033:0x458c29 [ 154.388102] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 154.395804] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 154.403064] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 154.410556] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 154.417834] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 154.425102] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 154.434113] 9pnet: Couldn't grow tag array [ 154.448747] FAULT_INJECTION: forcing a failure. [ 154.448747] name failslab, interval 1, probability 0, space 0, times 0 [ 154.460358] CPU: 0 PID: 7591 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 154.467301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.477261] Call Trace: [ 154.479855] dump_stack+0x138/0x19c [ 154.483488] should_fail.cold+0x10f/0x159 [ 154.487643] should_failslab+0xdb/0x130 [ 154.491619] kmem_cache_alloc_trace+0x2ec/0x790 [ 154.496282] ? p9_client_readlink+0x410/0x410 [ 154.500978] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 154.506262] v9fs_session_init+0xc77/0x1590 [ 154.510612] ? v9fs_show_options+0x730/0x730 [ 154.515027] ? v9fs_mount+0x5e/0x870 [ 154.518746] ? rcu_read_lock_sched_held+0x110/0x130 [ 154.523764] ? kmem_cache_alloc_trace+0x626/0x790 [ 154.528640] ? free_pages+0x46/0x50 [ 154.532261] v9fs_mount+0x7d/0x870 [ 154.535790] mount_fs+0x9d/0x2a7 [ 154.539148] vfs_kern_mount.part.0+0x5e/0x3d0 [ 154.543653] do_mount+0x417/0x27d0 [ 154.547181] ? copy_mount_options+0x5c/0x2f0 [ 154.551585] ? rcu_read_lock_sched_held+0x110/0x130 [ 154.556620] ? copy_mount_string+0x40/0x40 [ 154.560849] ? copy_mount_options+0x1fe/0x2f0 [ 154.565348] SyS_mount+0xab/0x120 [ 154.568809] ? copy_mnt_ns+0x8c0/0x8c0 [ 154.572684] do_syscall_64+0x1eb/0x630 [ 154.576557] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 154.581404] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 154.586598] RIP: 0033:0x458c29 [ 154.589777] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 154.597509] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 154.604807] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 154.612081] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 154.619344] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 154.626621] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 154.647413] FAULT_INJECTION: forcing a failure. [ 154.647413] name failslab, interval 1, probability 0, space 0, times 0 [ 154.659492] CPU: 1 PID: 7593 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 154.666443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.675806] Call Trace: [ 154.678401] dump_stack+0x138/0x19c [ 154.682037] should_fail.cold+0x10f/0x159 [ 154.686188] should_failslab+0xdb/0x130 [ 154.690165] __kmalloc+0x2f3/0x7a0 [ 154.693725] ? __lockdep_init_map+0x10c/0x570 [ 154.698239] ? p9_fcall_alloc+0x1d/0x90 [ 154.702209] p9_fcall_alloc+0x1d/0x90 [ 154.706026] p9_client_prepare_req.part.0+0x73c/0xa90 [ 154.711217] p9_client_rpc+0x170/0x1190 [ 154.715190] ? p9_idpool_get+0xa3/0x100 [ 154.719170] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 154.725135] ? find_held_lock+0x35/0x130 [ 154.729185] ? p9_fid_create+0x2d5/0x3b0 [ 154.733240] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 154.738338] ? trace_hardirqs_on_caller+0x400/0x590 [ 154.743349] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 154.748448] p9_client_attach+0x152/0x6a0 [ 154.752593] ? trace_hardirqs_off+0xd/0x10 [ 154.756821] ? p9_client_readlink+0x410/0x410 [ 154.761336] ? trace_hardirqs_on_caller+0x400/0x590 [ 154.766352] v9fs_session_init+0xbe8/0x1590 [ 154.770673] ? v9fs_session_init+0xbe8/0x1590 [ 154.775180] ? v9fs_show_options+0x730/0x730 [ 154.779602] ? v9fs_mount+0x5e/0x870 [ 154.783319] ? rcu_read_lock_sched_held+0x110/0x130 [ 154.788328] ? kmem_cache_alloc_trace+0x626/0x790 [ 154.793280] ? free_pages+0x46/0x50 [ 154.796902] v9fs_mount+0x7d/0x870 [ 154.800438] mount_fs+0x9d/0x2a7 [ 154.803832] vfs_kern_mount.part.0+0x5e/0x3d0 [ 154.808411] do_mount+0x417/0x27d0 [ 154.812053] ? copy_mount_options+0x5c/0x2f0 [ 154.816551] ? rcu_read_lock_sched_held+0x110/0x130 [ 154.821562] ? copy_mount_string+0x40/0x40 [ 154.825887] ? copy_mount_options+0x1fe/0x2f0 [ 154.830975] SyS_mount+0xab/0x120 [ 154.834419] ? copy_mnt_ns+0x8c0/0x8c0 [ 154.838321] do_syscall_64+0x1eb/0x630 [ 154.842208] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 154.847040] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 154.852215] RIP: 0033:0x458c29 [ 154.855396] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 154.863105] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 154.871130] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 154.878400] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 154.885662] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 154.893305] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 154.901740] 9pnet: Couldn't grow tag array [ 154.919778] FAULT_INJECTION: forcing a failure. [ 154.919778] name failslab, interval 1, probability 0, space 0, times 0 [ 154.931406] CPU: 1 PID: 7596 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 154.938345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.947690] Call Trace: [ 154.950275] dump_stack+0x138/0x19c [ 154.953898] should_fail.cold+0x10f/0x159 [ 154.958042] should_failslab+0xdb/0x130 [ 154.962001] __kmalloc+0x2f3/0x7a0 [ 154.965526] ? __lockdep_init_map+0x10c/0x570 [ 154.970014] ? p9_fcall_alloc+0x1d/0x90 [ 154.973998] p9_fcall_alloc+0x1d/0x90 [ 154.977787] p9_client_prepare_req.part.0+0x73c/0xa90 [ 154.982968] p9_client_rpc+0x170/0x1190 [ 154.986948] ? p9_idpool_get+0xa3/0x100 [ 154.990932] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 154.996898] ? find_held_lock+0x35/0x130 [ 155.000949] ? p9_fid_create+0x2d5/0x3b0 [ 155.005011] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 155.010121] ? trace_hardirqs_on_caller+0x400/0x590 [ 155.015133] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 155.020230] p9_client_attach+0x152/0x6a0 [ 155.024394] ? trace_hardirqs_off+0xd/0x10 [ 155.028621] ? p9_client_readlink+0x410/0x410 [ 155.033113] ? trace_hardirqs_on_caller+0x400/0x590 [ 155.038242] v9fs_session_init+0xbe8/0x1590 [ 155.042557] ? v9fs_session_init+0xbe8/0x1590 [ 155.047066] ? v9fs_show_options+0x730/0x730 [ 155.051485] ? v9fs_mount+0x5e/0x870 [ 155.055192] ? rcu_read_lock_sched_held+0x110/0x130 [ 155.060199] ? kmem_cache_alloc_trace+0x626/0x790 [ 155.065037] ? free_pages+0x46/0x50 [ 155.068662] v9fs_mount+0x7d/0x870 [ 155.072193] mount_fs+0x9d/0x2a7 [ 155.075568] vfs_kern_mount.part.0+0x5e/0x3d0 [ 155.080086] do_mount+0x417/0x27d0 [ 155.083642] ? copy_mount_options+0x5c/0x2f0 [ 155.088046] ? rcu_read_lock_sched_held+0x110/0x130 [ 155.093151] ? copy_mount_string+0x40/0x40 [ 155.097376] ? copy_mount_options+0x1fe/0x2f0 [ 155.101861] SyS_mount+0xab/0x120 [ 155.105319] ? copy_mnt_ns+0x8c0/0x8c0 [ 155.109220] do_syscall_64+0x1eb/0x630 [ 155.113099] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 155.117937] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 155.123117] RIP: 0033:0x458c29 [ 155.126311] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 155.134440] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 155.141734] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 155.148996] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 155.156255] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 155.163514] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 155.172062] 9pnet: Couldn't grow tag array [ 155.189766] FAULT_INJECTION: forcing a failure. [ 155.189766] name failslab, interval 1, probability 0, space 0, times 0 [ 155.201582] CPU: 0 PID: 7598 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 155.209264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.218741] Call Trace: [ 155.221436] dump_stack+0x138/0x19c [ 155.225050] should_fail.cold+0x10f/0x159 [ 155.229222] should_failslab+0xdb/0x130 [ 155.233189] __kmalloc+0x2f3/0x7a0 [ 155.236958] ? __lockdep_init_map+0x10c/0x570 [ 155.241446] ? p9_fcall_alloc+0x1d/0x90 [ 155.245408] p9_fcall_alloc+0x1d/0x90 [ 155.249219] p9_client_prepare_req.part.0+0x73c/0xa90 [ 155.257287] p9_client_rpc+0x170/0x1190 [ 155.261251] ? p9_idpool_get+0xa3/0x100 [ 155.265404] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 155.275407] ? find_held_lock+0x35/0x130 [ 155.284339] ? p9_fid_create+0x2d5/0x3b0 [ 155.288402] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 155.293494] ? trace_hardirqs_on_caller+0x400/0x590 [ 155.298523] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 155.303620] p9_client_attach+0x152/0x6a0 [ 155.307755] ? trace_hardirqs_off+0xd/0x10 [ 155.311976] ? p9_client_readlink+0x410/0x410 [ 155.316457] ? trace_hardirqs_on_caller+0x400/0x590 [ 155.321486] v9fs_session_init+0xbe8/0x1590 [ 155.325837] ? v9fs_session_init+0xbe8/0x1590 [ 155.330354] ? v9fs_show_options+0x730/0x730 [ 155.334769] ? v9fs_mount+0x5e/0x870 [ 155.338501] ? rcu_read_lock_sched_held+0x110/0x130 [ 155.343508] ? kmem_cache_alloc_trace+0x626/0x790 [ 155.348368] ? free_pages+0x46/0x50 [ 155.351985] v9fs_mount+0x7d/0x870 [ 155.355512] mount_fs+0x9d/0x2a7 [ 155.358893] vfs_kern_mount.part.0+0x5e/0x3d0 [ 155.363401] do_mount+0x417/0x27d0 [ 155.366935] ? copy_mount_options+0x5c/0x2f0 [ 155.371347] ? rcu_read_lock_sched_held+0x110/0x130 [ 155.376392] ? copy_mount_string+0x40/0x40 [ 155.380676] ? copy_mount_options+0x1fe/0x2f0 [ 155.390472] SyS_mount+0xab/0x120 [ 155.394637] ? copy_mnt_ns+0x8c0/0x8c0 [ 155.398527] do_syscall_64+0x1eb/0x630 [ 155.402408] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 155.407258] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 155.414554] RIP: 0033:0x458c29 [ 155.417750] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 155.425728] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 155.433018] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 155.440304] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 155.449923] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 155.457542] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 155.465275] 9pnet: Couldn't grow tag array [ 155.484405] FAULT_INJECTION: forcing a failure. [ 155.484405] name failslab, interval 1, probability 0, space 0, times 0 [ 155.495921] CPU: 1 PID: 7600 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 155.502873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.512394] Call Trace: [ 155.514971] dump_stack+0x138/0x19c [ 155.518593] should_fail.cold+0x10f/0x159 [ 155.522736] should_failslab+0xdb/0x130 [ 155.526799] __kmalloc+0x2f3/0x7a0 [ 155.530494] ? __lockdep_init_map+0x10c/0x570 [ 155.534987] ? p9_fcall_alloc+0x1d/0x90 [ 155.550600] p9_fcall_alloc+0x1d/0x90 [ 155.554710] p9_client_prepare_req.part.0+0x73c/0xa90 [ 155.559942] p9_client_rpc+0x170/0x1190 [ 155.564086] ? p9_idpool_get+0xa3/0x100 [ 155.568082] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 155.574070] ? find_held_lock+0x35/0x130 [ 155.578133] ? p9_fid_create+0x2d5/0x3b0 [ 155.589521] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 155.594710] ? trace_hardirqs_on_caller+0x400/0x590 [ 155.599723] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 155.610106] p9_client_attach+0x152/0x6a0 [ 155.615497] ? trace_hardirqs_off+0xd/0x10 [ 155.619724] ? p9_client_readlink+0x410/0x410 [ 155.624208] ? trace_hardirqs_on_caller+0x400/0x590 [ 155.629212] v9fs_session_init+0xbe8/0x1590 [ 155.633546] ? v9fs_session_init+0xbe8/0x1590 [ 155.638082] ? v9fs_show_options+0x730/0x730 [ 155.642509] ? v9fs_mount+0x5e/0x870 [ 155.646206] ? rcu_read_lock_sched_held+0x110/0x130 [ 155.651207] ? kmem_cache_alloc_trace+0x626/0x790 [ 155.656037] ? free_pages+0x46/0x50 [ 155.659660] v9fs_mount+0x7d/0x870 [ 155.663208] mount_fs+0x9d/0x2a7 [ 155.666579] vfs_kern_mount.part.0+0x5e/0x3d0 [ 155.671074] do_mount+0x417/0x27d0 [ 155.674808] ? copy_mount_options+0x5c/0x2f0 [ 155.679219] ? rcu_read_lock_sched_held+0x110/0x130 [ 155.684339] ? copy_mount_string+0x40/0x40 [ 155.688576] ? copy_mount_options+0x1fe/0x2f0 [ 155.693077] SyS_mount+0xab/0x120 [ 155.696534] ? copy_mnt_ns+0x8c0/0x8c0 [ 155.700416] do_syscall_64+0x1eb/0x630 [ 155.704296] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 155.709134] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 155.714318] RIP: 0033:0x458c29 [ 155.717489] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 155.725184] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 155.732535] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 155.739802] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 155.747081] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 155.754368] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 155.763081] 9pnet: Couldn't grow tag array [ 155.779971] FAULT_INJECTION: forcing a failure. [ 155.779971] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 155.791921] CPU: 0 PID: 7602 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 155.798836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.808184] Call Trace: [ 155.810794] dump_stack+0x138/0x19c [ 155.814416] should_fail.cold+0x10f/0x159 [ 155.818576] __alloc_pages_nodemask+0x1d6/0x7a0 [ 155.823376] ? cache_grow_end.part.0+0x92/0x160 [ 155.828051] ? __alloc_pages_slowpath+0x2930/0x2930 [ 155.833068] cache_grow_begin+0x80/0x410 [ 155.837117] __kmalloc+0x6c2/0x7a0 [ 155.840665] ? __lockdep_init_map+0x10c/0x570 [ 155.845178] ? p9_fcall_alloc+0x1d/0x90 [ 155.849170] p9_fcall_alloc+0x1d/0x90 [ 155.852962] p9_client_prepare_req.part.0+0x73c/0xa90 [ 155.858146] p9_client_rpc+0x170/0x1190 [ 155.862117] ? p9_idpool_get+0xa3/0x100 [ 155.866086] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 155.874148] ? find_held_lock+0x35/0x130 [ 155.878211] ? p9_fid_create+0x2d5/0x3b0 [ 155.882297] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 155.887414] ? trace_hardirqs_on_caller+0x400/0x590 [ 155.892426] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 155.897523] p9_client_attach+0x152/0x6a0 [ 155.901660] ? trace_hardirqs_off+0xd/0x10 [ 155.905884] ? p9_client_readlink+0x410/0x410 [ 155.910364] ? trace_hardirqs_on_caller+0x400/0x590 [ 155.915368] v9fs_session_init+0xbe8/0x1590 [ 155.919687] ? v9fs_session_init+0xbe8/0x1590 [ 155.925130] ? v9fs_show_options+0x730/0x730 [ 155.929630] ? v9fs_mount+0x5e/0x870 [ 155.933458] ? rcu_read_lock_sched_held+0x110/0x130 [ 155.938486] ? kmem_cache_alloc_trace+0x626/0x790 [ 155.943319] ? free_pages+0x46/0x50 [ 155.946935] v9fs_mount+0x7d/0x870 [ 155.950464] mount_fs+0x9d/0x2a7 [ 155.953812] vfs_kern_mount.part.0+0x5e/0x3d0 [ 155.958321] do_mount+0x417/0x27d0 [ 155.961850] ? copy_mount_options+0x5c/0x2f0 [ 155.966251] ? rcu_read_lock_sched_held+0x110/0x130 [ 155.971420] ? copy_mount_string+0x40/0x40 [ 155.975643] ? copy_mount_options+0x1fe/0x2f0 [ 155.980475] SyS_mount+0xab/0x120 [ 155.983934] ? copy_mnt_ns+0x8c0/0x8c0 [ 155.987835] do_syscall_64+0x1eb/0x630 [ 155.991731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 155.996622] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 156.001805] RIP: 0033:0x458c29 [ 156.004977] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 156.012672] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 156.019955] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 156.027494] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 156.034788] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 156.048871] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 156.069339] FAULT_INJECTION: forcing a failure. [ 156.069339] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 156.081331] CPU: 0 PID: 7603 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 156.088258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.105197] Call Trace: [ 156.107776] dump_stack+0x138/0x19c [ 156.111400] should_fail.cold+0x10f/0x159 [ 156.115547] __alloc_pages_nodemask+0x1d6/0x7a0 [ 156.120212] ? cache_grow_end.part.0+0x92/0x160 [ 156.124878] ? __alloc_pages_slowpath+0x2930/0x2930 [ 156.130222] cache_grow_begin+0x80/0x410 [ 156.134287] __kmalloc+0x6c2/0x7a0 [ 156.137821] ? __lockdep_init_map+0x10c/0x570 [ 156.142332] ? p9_fcall_alloc+0x1d/0x90 [ 156.146297] p9_fcall_alloc+0x1d/0x90 [ 156.150099] p9_client_prepare_req.part.0+0x73c/0xa90 [ 156.155318] p9_client_rpc+0x170/0x1190 [ 156.159303] ? p9_idpool_get+0xa3/0x100 [ 156.163290] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 156.169278] ? find_held_lock+0x35/0x130 [ 156.173333] ? p9_fid_create+0x2d5/0x3b0 [ 156.177385] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 156.182551] ? trace_hardirqs_on_caller+0x400/0x590 [ 156.187569] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 156.192701] p9_client_attach+0x152/0x6a0 [ 156.196840] ? trace_hardirqs_off+0xd/0x10 [ 156.201068] ? p9_client_readlink+0x410/0x410 [ 156.205557] ? trace_hardirqs_on_caller+0x400/0x590 [ 156.210901] v9fs_session_init+0xbe8/0x1590 [ 156.215221] ? v9fs_session_init+0xbe8/0x1590 [ 156.219708] ? v9fs_show_options+0x730/0x730 [ 156.224134] ? v9fs_mount+0x5e/0x870 [ 156.227862] ? rcu_read_lock_sched_held+0x110/0x130 [ 156.232871] ? kmem_cache_alloc_trace+0x626/0x790 [ 156.237703] ? free_pages+0x46/0x50 [ 156.241325] v9fs_mount+0x7d/0x870 [ 156.244851] mount_fs+0x9d/0x2a7 [ 156.248204] vfs_kern_mount.part.0+0x5e/0x3d0 [ 156.252693] do_mount+0x417/0x27d0 [ 156.256219] ? copy_mount_options+0x5c/0x2f0 [ 156.260618] ? rcu_read_lock_sched_held+0x110/0x130 [ 156.267033] ? copy_mount_string+0x40/0x40 [ 156.271260] ? copy_mount_options+0x1fe/0x2f0 [ 156.275743] SyS_mount+0xab/0x120 [ 156.279181] ? copy_mnt_ns+0x8c0/0x8c0 [ 156.283059] do_syscall_64+0x1eb/0x630 [ 156.286928] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 156.291783] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 156.297047] RIP: 0033:0x458c29 [ 156.300222] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 156.307917] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 156.315214] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 156.322491] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 156.329762] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 156.337021] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 156.361132] FAULT_INJECTION: forcing a failure. [ 156.361132] name failslab, interval 1, probability 0, space 0, times 0 [ 156.373097] CPU: 0 PID: 7605 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 156.380286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.389853] Call Trace: [ 156.392435] dump_stack+0x138/0x19c [ 156.396051] should_fail.cold+0x10f/0x159 [ 156.400199] should_failslab+0xdb/0x130 [ 156.404164] __kmalloc+0x2f3/0x7a0 [ 156.407712] ? __lockdep_init_map+0x10c/0x570 [ 156.412196] ? p9_fcall_alloc+0x1d/0x90 [ 156.416162] p9_fcall_alloc+0x1d/0x90 [ 156.419951] p9_client_prepare_req.part.0+0x73c/0xa90 [ 156.425129] p9_client_rpc+0x170/0x1190 [ 156.430918] ? p9_idpool_get+0xa3/0x100 [ 156.434921] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 156.442199] ? find_held_lock+0x35/0x130 [ 156.446606] ? p9_fid_create+0x2d5/0x3b0 [ 156.450673] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 156.455981] ? trace_hardirqs_on_caller+0x400/0x590 [ 156.460989] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 156.467057] p9_client_attach+0x152/0x6a0 [ 156.471224] ? trace_hardirqs_off+0xd/0x10 [ 156.475450] ? p9_client_readlink+0x410/0x410 [ 156.480045] ? trace_hardirqs_on_caller+0x400/0x590 [ 156.485082] v9fs_session_init+0xbe8/0x1590 [ 156.489397] ? v9fs_session_init+0xbe8/0x1590 [ 156.494016] ? v9fs_show_options+0x730/0x730 [ 156.499661] ? v9fs_mount+0x5e/0x870 [ 156.503368] ? rcu_read_lock_sched_held+0x110/0x130 [ 156.508563] ? kmem_cache_alloc_trace+0x626/0x790 [ 156.513397] ? free_pages+0x46/0x50 [ 156.521658] v9fs_mount+0x7d/0x870 [ 156.525191] mount_fs+0x9d/0x2a7 [ 156.528547] vfs_kern_mount.part.0+0x5e/0x3d0 [ 156.533151] do_mount+0x417/0x27d0 [ 156.545204] ? copy_mount_options+0x5c/0x2f0 [ 156.549648] ? rcu_read_lock_sched_held+0x110/0x130 [ 156.560874] ? copy_mount_string+0x40/0x40 [ 156.565106] ? copy_mount_options+0x1fe/0x2f0 [ 156.569623] SyS_mount+0xab/0x120 [ 156.573067] ? copy_mnt_ns+0x8c0/0x8c0 [ 156.576947] do_syscall_64+0x1eb/0x630 [ 156.580946] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 156.586108] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 156.591298] RIP: 0033:0x458c29 [ 156.594489] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 156.602767] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 156.617153] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 156.624440] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 156.631698] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 156.643420] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 156.651070] 9pnet: Couldn't grow tag array [ 156.667517] FAULT_INJECTION: forcing a failure. [ 156.667517] name failslab, interval 1, probability 0, space 0, times 0 [ 156.679838] CPU: 1 PID: 7608 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 156.686855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.696253] Call Trace: [ 156.698857] dump_stack+0x138/0x19c [ 156.702487] should_fail.cold+0x10f/0x159 [ 156.706629] should_failslab+0xdb/0x130 [ 156.710593] kmem_cache_alloc+0x2d9/0x780 [ 156.714729] ? snprintf+0xd0/0xd0 [ 156.718187] ? kmem_cache_alloc_trace+0x626/0x790 [ 156.723390] __fscache_acquire_cookie+0xe1/0x430 [ 156.728138] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 156.733344] v9fs_session_init+0xc77/0x1590 [ 156.737657] ? v9fs_show_options+0x730/0x730 [ 156.742052] ? v9fs_mount+0x5e/0x870 [ 156.745761] ? rcu_read_lock_sched_held+0x110/0x130 [ 156.750763] ? kmem_cache_alloc_trace+0x626/0x790 [ 156.755598] ? free_pages+0x46/0x50 [ 156.760188] v9fs_mount+0x7d/0x870 [ 156.763717] mount_fs+0x9d/0x2a7 [ 156.767172] vfs_kern_mount.part.0+0x5e/0x3d0 [ 156.771885] do_mount+0x417/0x27d0 [ 156.775436] ? copy_mount_options+0x5c/0x2f0 [ 156.779835] ? rcu_read_lock_sched_held+0x110/0x130 [ 156.784859] ? copy_mount_string+0x40/0x40 [ 156.789114] ? copy_mount_options+0x1fe/0x2f0 [ 156.793606] SyS_mount+0xab/0x120 [ 156.797049] ? copy_mnt_ns+0x8c0/0x8c0 [ 156.800923] do_syscall_64+0x1eb/0x630 [ 156.804796] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 156.809629] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 156.814810] RIP: 0033:0x458c29 [ 156.818008] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 156.825750] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 156.833029] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 156.840286] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 156.847693] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 156.854947] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 156.877436] FAULT_INJECTION: forcing a failure. [ 156.877436] name failslab, interval 1, probability 0, space 0, times 0 [ 156.888771] CPU: 1 PID: 7609 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 156.895700] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.905045] Call Trace: [ 156.907631] dump_stack+0x138/0x19c [ 156.911341] should_fail.cold+0x10f/0x159 [ 156.915485] should_failslab+0xdb/0x130 [ 156.919633] kmem_cache_alloc_trace+0x2ec/0x790 [ 156.924557] ? lock_downgrade+0x6e0/0x6e0 [ 156.928701] sget_userns+0xfe/0xc30 [ 156.932318] ? v9fs_kill_super+0xa0/0xa0 [ 156.936380] ? v9fs_kill_super+0xa0/0xa0 [ 156.940528] ? v9fs_kill_super+0xa0/0xa0 [ 156.944573] sget+0xd6/0x120 [ 156.947580] v9fs_mount+0xa8/0x870 [ 156.951114] mount_fs+0x9d/0x2a7 [ 156.954469] vfs_kern_mount.part.0+0x5e/0x3d0 [ 156.958951] do_mount+0x417/0x27d0 [ 156.962479] ? copy_mount_options+0x5c/0x2f0 [ 156.967045] ? rcu_read_lock_sched_held+0x110/0x130 [ 156.972072] ? copy_mount_string+0x40/0x40 [ 156.976312] ? copy_mount_options+0x1fe/0x2f0 [ 156.980800] SyS_mount+0xab/0x120 [ 156.984249] ? copy_mnt_ns+0x8c0/0x8c0 [ 156.989154] do_syscall_64+0x1eb/0x630 [ 156.993030] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 156.997864] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 157.003128] RIP: 0033:0x458c29 [ 157.006298] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 157.014018] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 157.022196] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 157.029543] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 157.036802] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 157.044063] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 157.062996] FAULT_INJECTION: forcing a failure. [ 157.062996] name failslab, interval 1, probability 0, space 0, times 0 [ 157.074975] CPU: 1 PID: 7611 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 157.082487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.091916] Call Trace: [ 157.094498] dump_stack+0x138/0x19c [ 157.098126] should_fail.cold+0x10f/0x159 [ 157.102284] should_failslab+0xdb/0x130 [ 157.106245] kmem_cache_alloc+0x2d9/0x780 [ 157.110391] ? snprintf+0xd0/0xd0 [ 157.113854] ? kmem_cache_alloc_trace+0x626/0x790 [ 157.118794] __fscache_acquire_cookie+0xe1/0x430 [ 157.123545] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 157.128730] v9fs_session_init+0xc77/0x1590 [ 157.133040] ? v9fs_show_options+0x730/0x730 [ 157.137441] ? v9fs_mount+0x5e/0x870 [ 157.141147] ? rcu_read_lock_sched_held+0x110/0x130 [ 157.146164] ? kmem_cache_alloc_trace+0x626/0x790 [ 157.150998] ? free_pages+0x46/0x50 [ 157.154618] v9fs_mount+0x7d/0x870 [ 157.158154] mount_fs+0x9d/0x2a7 [ 157.161533] vfs_kern_mount.part.0+0x5e/0x3d0 [ 157.166022] do_mount+0x417/0x27d0 [ 157.169566] ? retint_kernel+0x2d/0x2d [ 157.173567] ? copy_mount_string+0x40/0x40 [ 157.177793] ? copy_mount_options+0x199/0x2f0 [ 157.182273] ? copy_mount_options+0x1fe/0x2f0 [ 157.186757] SyS_mount+0xab/0x120 [ 157.190196] ? copy_mnt_ns+0x8c0/0x8c0 [ 157.194077] do_syscall_64+0x1eb/0x630 [ 157.198215] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 157.203066] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 157.208445] RIP: 0033:0x458c29 [ 157.211622] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 157.219433] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 157.227096] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 157.234382] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 157.241666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 157.248928] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 157.270388] FAULT_INJECTION: forcing a failure. [ 157.270388] name failslab, interval 1, probability 0, space 0, times 0 [ 157.281830] CPU: 1 PID: 7613 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 157.288798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.298338] Call Trace: [ 157.300917] dump_stack+0x138/0x19c [ 157.304804] should_fail.cold+0x10f/0x159 [ 157.308941] should_failslab+0xdb/0x130 [ 157.312903] kmem_cache_alloc+0x2d9/0x780 [ 157.317037] ? snprintf+0xd0/0xd0 [ 157.320476] ? kmem_cache_alloc_trace+0x626/0x790 [ 157.325314] __fscache_acquire_cookie+0xe1/0x430 [ 157.330067] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 157.335262] v9fs_session_init+0xc77/0x1590 [ 157.339592] ? v9fs_show_options+0x730/0x730 [ 157.344015] ? v9fs_mount+0x5e/0x870 [ 157.347718] ? rcu_read_lock_sched_held+0x110/0x130 [ 157.352720] ? kmem_cache_alloc_trace+0x626/0x790 [ 157.357549] ? free_pages+0x46/0x50 [ 157.361181] v9fs_mount+0x7d/0x870 [ 157.364708] mount_fs+0x9d/0x2a7 [ 157.368060] vfs_kern_mount.part.0+0x5e/0x3d0 [ 157.372539] do_mount+0x417/0x27d0 [ 157.376072] ? copy_mount_options+0x5c/0x2f0 [ 157.380472] ? rcu_read_lock_sched_held+0x110/0x130 [ 157.385478] ? copy_mount_string+0x40/0x40 [ 157.389738] ? copy_mount_options+0x1fe/0x2f0 [ 157.394224] SyS_mount+0xab/0x120 [ 157.397661] ? copy_mnt_ns+0x8c0/0x8c0 [ 157.401534] do_syscall_64+0x1eb/0x630 [ 157.405588] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 157.410437] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 157.415623] RIP: 0033:0x458c29 [ 157.419487] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 157.427204] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 157.434894] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 157.442327] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 157.449674] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 157.456947] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 157.481634] FAULT_INJECTION: forcing a failure. [ 157.481634] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 157.493481] CPU: 0 PID: 7616 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 157.500391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.509739] Call Trace: [ 157.512322] dump_stack+0x138/0x19c [ 157.516115] should_fail.cold+0x10f/0x159 [ 157.520261] __alloc_pages_nodemask+0x1d6/0x7a0 [ 157.524926] ? cache_grow_end.part.0+0x92/0x160 [ 157.529585] ? __alloc_pages_slowpath+0x2930/0x2930 [ 157.534648] cache_grow_begin+0x80/0x410 [ 157.538791] __kmalloc+0x6c2/0x7a0 [ 157.551691] ? __lockdep_init_map+0x10c/0x570 [ 157.558584] ? p9_fcall_alloc+0x1d/0x90 [ 157.562555] p9_fcall_alloc+0x1d/0x90 [ 157.566339] p9_client_prepare_req.part.0+0x73c/0xa90 [ 157.571520] p9_client_rpc+0x170/0x1190 [ 157.575674] ? p9_idpool_get+0xa3/0x100 [ 157.579639] ? trace_event_raw_event_9p_client_res+0x260/0x260 [ 157.585689] ? find_held_lock+0x35/0x130 [ 157.589995] ? p9_fid_create+0x2d5/0x3b0 [ 157.594071] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 157.599185] ? trace_hardirqs_on_caller+0x400/0x590 [ 157.604188] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 157.609292] p9_client_attach+0x152/0x6a0 [ 157.613426] ? trace_hardirqs_off+0xd/0x10 [ 157.617644] ? p9_client_readlink+0x410/0x410 [ 157.622123] ? trace_hardirqs_on_caller+0x400/0x590 [ 157.627122] v9fs_session_init+0xbe8/0x1590 [ 157.631431] ? v9fs_session_init+0xbe8/0x1590 [ 157.635912] ? v9fs_show_options+0x730/0x730 [ 157.640305] ? v9fs_mount+0x5e/0x870 [ 157.644000] ? rcu_read_lock_sched_held+0x110/0x130 [ 157.649003] ? kmem_cache_alloc_trace+0x626/0x790 [ 157.653939] ? free_pages+0x46/0x50 [ 157.657559] v9fs_mount+0x7d/0x870 [ 157.661349] mount_fs+0x9d/0x2a7 [ 157.664700] vfs_kern_mount.part.0+0x5e/0x3d0 [ 157.669179] do_mount+0x417/0x27d0 [ 157.672702] ? copy_mount_options+0x5c/0x2f0 [ 157.677114] ? rcu_read_lock_sched_held+0x110/0x130 [ 157.682557] ? copy_mount_string+0x40/0x40 [ 157.686776] ? copy_mount_options+0x1fe/0x2f0 [ 157.691258] SyS_mount+0xab/0x120 [ 157.694689] ? copy_mnt_ns+0x8c0/0x8c0 [ 157.698557] do_syscall_64+0x1eb/0x630 [ 157.702428] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 157.707259] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 157.712434] RIP: 0033:0x458c29 [ 157.715604] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 157.723315] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 157.730581] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 157.737870] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 157.745131] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 157.752411] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 157.775675] FAULT_INJECTION: forcing a failure. [ 157.775675] name failslab, interval 1, probability 0, space 0, times 0 [ 157.787032] CPU: 0 PID: 7617 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 157.793960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 157.803300] Call Trace: [ 157.805877] dump_stack+0x138/0x19c [ 157.809490] should_fail.cold+0x10f/0x159 [ 157.813641] should_failslab+0xdb/0x130 [ 157.817608] kmem_cache_alloc_trace+0x2ec/0x790 [ 157.822260] ? p9_client_readlink+0x410/0x410 [ 157.826740] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 157.832001] v9fs_session_init+0xc77/0x1590 [ 157.836313] ? v9fs_show_options+0x730/0x730 [ 157.840708] ? v9fs_mount+0x5e/0x870 [ 157.844415] ? rcu_read_lock_sched_held+0x110/0x130 [ 157.849440] ? kmem_cache_alloc_trace+0x626/0x790 [ 157.854361] ? free_pages+0x46/0x50 [ 157.857979] v9fs_mount+0x7d/0x870 [ 157.861510] mount_fs+0x9d/0x2a7 [ 157.864866] vfs_kern_mount.part.0+0x5e/0x3d0 [ 157.869344] do_mount+0x417/0x27d0 [ 157.872900] ? copy_mount_options+0x5c/0x2f0 [ 157.877308] ? rcu_read_lock_sched_held+0x110/0x130 [ 157.882323] ? copy_mount_string+0x40/0x40 [ 157.886549] ? copy_mount_options+0x1fe/0x2f0 [ 157.891061] SyS_mount+0xab/0x120 [ 157.894500] ? copy_mnt_ns+0x8c0/0x8c0 [ 157.898386] do_syscall_64+0x1eb/0x630 [ 157.902262] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 157.909987] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 157.915232] RIP: 0033:0x458c29 [ 157.918428] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 157.926141] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 157.933422] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 157.941729] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 157.948983] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 157.956234] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 157.975927] FAULT_INJECTION: forcing a failure. [ 157.975927] name failslab, interval 1, probability 0, space 0, times 0 [ 157.988319] CPU: 0 PID: 7619 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 157.995829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.005283] Call Trace: [ 158.007958] dump_stack+0x138/0x19c [ 158.011578] should_fail.cold+0x10f/0x159 [ 158.015722] should_failslab+0xdb/0x130 [ 158.021210] kmem_cache_alloc_trace+0x2ec/0x790 [ 158.025893] ? p9_client_readlink+0x410/0x410 [ 158.030378] v9fs_cache_session_get_cookie+0x111/0x1d0 [ 158.035641] v9fs_session_init+0xc77/0x1590 [ 158.039969] ? v9fs_show_options+0x730/0x730 [ 158.044368] ? v9fs_mount+0x5e/0x870 [ 158.048065] ? rcu_read_lock_sched_held+0x110/0x130 [ 158.053068] ? kmem_cache_alloc_trace+0x626/0x790 [ 158.057902] ? free_pages+0x46/0x50 [ 158.061528] v9fs_mount+0x7d/0x870 [ 158.065051] mount_fs+0x9d/0x2a7 [ 158.068402] vfs_kern_mount.part.0+0x5e/0x3d0 [ 158.073496] do_mount+0x417/0x27d0 [ 158.077024] ? copy_mount_options+0x5c/0x2f0 [ 158.081516] ? rcu_read_lock_sched_held+0x110/0x130 [ 158.086544] ? copy_mount_string+0x40/0x40 [ 158.090790] ? copy_mount_options+0x1fe/0x2f0 [ 158.095375] SyS_mount+0xab/0x120 [ 158.098806] ? copy_mnt_ns+0x8c0/0x8c0 [ 158.102679] do_syscall_64+0x1eb/0x630 [ 158.106545] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 158.111381] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 158.116554] RIP: 0033:0x458c29 [ 158.119719] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 158.127411] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 158.134674] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 158.141924] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 158.149174] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 158.156429] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 158.176939] FAULT_INJECTION: forcing a failure. [ 158.176939] name failslab, interval 1, probability 0, space 0, times 0 [ 158.188440] CPU: 0 PID: 7621 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 158.195369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.205063] Call Trace: [ 158.207657] dump_stack+0x138/0x19c [ 158.211273] should_fail.cold+0x10f/0x159 [ 158.215432] should_failslab+0xdb/0x130 [ 158.219394] kmem_cache_alloc+0x2d9/0x780 [ 158.223529] ? snprintf+0xd0/0xd0 [ 158.226975] ? kmem_cache_alloc_trace+0x626/0x790 [ 158.231817] __fscache_acquire_cookie+0xe1/0x430 [ 158.236565] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 158.241750] v9fs_session_init+0xc77/0x1590 [ 158.246060] ? v9fs_show_options+0x730/0x730 [ 158.250473] ? v9fs_mount+0x5e/0x870 [ 158.254194] ? rcu_read_lock_sched_held+0x110/0x130 [ 158.259206] ? kmem_cache_alloc_trace+0x626/0x790 [ 158.264087] ? free_pages+0x46/0x50 [ 158.267707] v9fs_mount+0x7d/0x870 [ 158.271234] mount_fs+0x9d/0x2a7 [ 158.274675] vfs_kern_mount.part.0+0x5e/0x3d0 [ 158.279155] do_mount+0x417/0x27d0 [ 158.282681] ? copy_mount_options+0x5c/0x2f0 [ 158.287076] ? rcu_read_lock_sched_held+0x110/0x130 [ 158.292080] ? copy_mount_string+0x40/0x40 [ 158.296316] ? copy_mount_options+0x1fe/0x2f0 [ 158.300805] SyS_mount+0xab/0x120 [ 158.304252] ? copy_mnt_ns+0x8c0/0x8c0 [ 158.308125] do_syscall_64+0x1eb/0x630 [ 158.311994] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 158.316824] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 158.322017] RIP: 0033:0x458c29 [ 158.325188] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 158.332880] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 158.340143] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 158.347414] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 158.354670] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 158.361929] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 158.382786] FAULT_INJECTION: forcing a failure. [ 158.382786] name failslab, interval 1, probability 0, space 0, times 0 [ 158.394799] CPU: 0 PID: 7623 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 158.401930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.411645] Call Trace: [ 158.414235] dump_stack+0x138/0x19c [ 158.417946] should_fail.cold+0x10f/0x159 [ 158.422095] should_failslab+0xdb/0x130 [ 158.426060] kmem_cache_alloc+0x2d9/0x780 [ 158.430215] ? snprintf+0xd0/0xd0 [ 158.434097] ? kmem_cache_alloc_trace+0x626/0x790 [ 158.439022] __fscache_acquire_cookie+0xe1/0x430 [ 158.443763] v9fs_cache_session_get_cookie+0xa0/0x1d0 [ 158.448938] v9fs_session_init+0xc77/0x1590 [ 158.453248] ? v9fs_show_options+0x730/0x730 [ 158.457641] ? v9fs_mount+0x5e/0x870 [ 158.461338] ? rcu_read_lock_sched_held+0x110/0x130 [ 158.467124] ? kmem_cache_alloc_trace+0x626/0x790 [ 158.471957] ? free_pages+0x46/0x50 [ 158.475568] v9fs_mount+0x7d/0x870 [ 158.479118] mount_fs+0x9d/0x2a7 [ 158.482583] vfs_kern_mount.part.0+0x5e/0x3d0 [ 158.487080] do_mount+0x417/0x27d0 [ 158.490622] ? copy_mount_options+0x5c/0x2f0 [ 158.495013] ? rcu_read_lock_sched_held+0x110/0x130 [ 158.500022] ? copy_mount_string+0x40/0x40 [ 158.504255] ? copy_mount_options+0x1fe/0x2f0 [ 158.508766] SyS_mount+0xab/0x120 [ 158.512210] ? copy_mnt_ns+0x8c0/0x8c0 [ 158.516264] do_syscall_64+0x1eb/0x630 [ 158.520153] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 158.524986] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 158.530160] RIP: 0033:0x458c29 [ 158.533348] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 158.542920] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 158.550192] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 158.557470] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 158.564815] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 158.572078] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 158.596241] FAULT_INJECTION: forcing a failure. [ 158.596241] name failslab, interval 1, probability 0, space 0, times 0 [ 158.609648] CPU: 0 PID: 7625 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 158.616684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.626047] Call Trace: [ 158.628628] dump_stack+0x138/0x19c [ 158.632253] should_fail.cold+0x10f/0x159 [ 158.636598] should_failslab+0xdb/0x130 [ 158.640572] __kmalloc+0x2f3/0x7a0 [ 158.644142] ? lock_downgrade+0x6e0/0x6e0 [ 158.648301] ? register_shrinker+0xbd/0x220 [ 158.652627] register_shrinker+0xbd/0x220 [ 158.656943] sget_userns+0x9c5/0xc30 [ 158.660665] ? v9fs_kill_super+0xa0/0xa0 [ 158.664825] ? v9fs_kill_super+0xa0/0xa0 [ 158.677421] sget+0xd6/0x120 [ 158.680440] v9fs_mount+0xa8/0x870 [ 158.683979] mount_fs+0x9d/0x2a7 [ 158.687335] vfs_kern_mount.part.0+0x5e/0x3d0 [ 158.691820] do_mount+0x417/0x27d0 [ 158.695346] ? copy_mount_options+0x5c/0x2f0 [ 158.699746] ? rcu_read_lock_sched_held+0x110/0x130 [ 158.704779] ? copy_mount_string+0x40/0x40 [ 158.709015] ? copy_mount_options+0x1fe/0x2f0 [ 158.713500] SyS_mount+0xab/0x120 [ 158.716940] ? copy_mnt_ns+0x8c0/0x8c0 [ 158.720829] do_syscall_64+0x1eb/0x630 [ 158.724712] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 158.729553] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 158.734741] RIP: 0033:0x458c29 [ 158.737913] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 158.745792] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 158.753071] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 158.760345] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 158.767629] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 158.774904] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 158.783204] 9pnet: Found fid 0 not clunked [ 158.787815] ================================================================== [ 158.795313] BUG: KASAN: use-after-free in p9_client_clunk+0x131/0x150 [ 158.801884] Read of size 8 at addr ffff88809ae6ff00 by task syz-executor.0/7625 [ 158.809318] [ 158.810933] CPU: 0 PID: 7625 Comm: syz-executor.0 Not tainted 4.14.112 #2 [ 158.817870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.827232] Call Trace: [ 158.829827] dump_stack+0x138/0x19c [ 158.833443] ? p9_client_clunk+0x131/0x150 [ 158.837701] print_address_description.cold+0x7c/0x1dc [ 158.842981] ? p9_client_clunk+0x131/0x150 [ 158.847219] kasan_report.cold+0xaf/0x2b5 [ 158.851366] __asan_report_load8_noabort+0x14/0x20 [ 158.856317] p9_client_clunk+0x131/0x150 [ 158.860383] v9fs_mount+0x6b9/0x870 [ 158.864037] mount_fs+0x9d/0x2a7 [ 158.867396] vfs_kern_mount.part.0+0x5e/0x3d0 [ 158.871878] do_mount+0x417/0x27d0 [ 158.875432] ? copy_mount_options+0x5c/0x2f0 [ 158.879835] ? rcu_read_lock_sched_held+0x110/0x130 [ 158.884847] ? copy_mount_string+0x40/0x40 [ 158.889099] ? copy_mount_options+0x1fe/0x2f0 [ 158.893589] SyS_mount+0xab/0x120 [ 158.897058] ? copy_mnt_ns+0x8c0/0x8c0 [ 158.900945] do_syscall_64+0x1eb/0x630 [ 158.904826] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 158.909663] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 158.914841] RIP: 0033:0x458c29 [ 158.918016] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 158.925800] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 158.933060] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 158.940500] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 158.947863] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 158.955121] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 158.962416] [ 158.964028] Allocated by task 7625: [ 158.967639] save_stack_trace+0x16/0x20 [ 158.971613] save_stack+0x45/0xd0 [ 158.975050] kasan_kmalloc+0xce/0xf0 [ 158.979734] kmem_cache_alloc_trace+0x152/0x790 [ 158.984427] p9_fid_create+0x4e/0x3b0 [ 158.988214] p9_client_attach+0x7f/0x6a0 [ 158.992276] v9fs_session_init+0xbe8/0x1590 [ 158.996583] v9fs_mount+0x7d/0x870 [ 159.000116] mount_fs+0x9d/0x2a7 [ 159.003480] vfs_kern_mount.part.0+0x5e/0x3d0 [ 159.007965] do_mount+0x417/0x27d0 [ 159.011514] SyS_mount+0xab/0x120 [ 159.014951] do_syscall_64+0x1eb/0x630 [ 159.018819] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 159.023984] [ 159.025643] Freed by task 7625: [ 159.028926] save_stack_trace+0x16/0x20 [ 159.032884] save_stack+0x45/0xd0 [ 159.036323] kasan_slab_free+0x75/0xc0 [ 159.040215] kfree+0xcc/0x270 [ 159.043320] p9_fid_destroy+0x1cd/0x280 [ 159.047274] p9_client_destroy.cold+0x61/0xac [ 159.051757] v9fs_session_close+0x4a/0x2c0 [ 159.055974] v9fs_kill_super+0x4e/0xa0 [ 159.059864] deactivate_locked_super+0x79/0xe0 [ 159.064430] sget_userns+0x9df/0xc30 [ 159.068215] sget+0xd6/0x120 [ 159.071243] v9fs_mount+0xa8/0x870 [ 159.074851] mount_fs+0x9d/0x2a7 [ 159.078201] vfs_kern_mount.part.0+0x5e/0x3d0 [ 159.082680] do_mount+0x417/0x27d0 [ 159.086313] SyS_mount+0xab/0x120 [ 159.089772] do_syscall_64+0x1eb/0x630 [ 159.093675] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 159.098847] [ 159.100461] The buggy address belongs to the object at ffff88809ae6ff00 [ 159.100461] which belongs to the cache kmalloc-96 of size 96 [ 159.112976] The buggy address is located 0 bytes inside of [ 159.112976] 96-byte region [ffff88809ae6ff00, ffff88809ae6ff60) [ 159.124607] The buggy address belongs to the page: [ 159.129524] page:ffffea00026b9bc0 count:1 mapcount:0 mapping:ffff88809ae6f000 index:0x0 [ 159.137653] flags: 0x1fffc0000000100(slab) [ 159.141872] raw: 01fffc0000000100 ffff88809ae6f000 0000000000000000 0000000100000020 [ 159.149768] raw: ffffea00026ba060 ffffea00026966a0 ffff8880aa8004c0 0000000000000000 [ 159.157658] page dumped because: kasan: bad access detected [ 159.163349] [ 159.164955] Memory state around the buggy address: [ 159.169864] ffff88809ae6fe00: 00 00 00 00 00 00 00 00 00 fc fc fc fc fc fc fc [ 159.177213] ffff88809ae6fe80: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 159.185253] >ffff88809ae6ff00: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 159.193294] ^ [ 159.196640] ffff88809ae6ff80: 00 00 00 00 00 00 00 00 00 01 fc fc fc fc fc fc [ 159.203983] ffff88809ae70000: fc fc fc fc fc fc fc fc 00 00 00 00 00 00 00 00 [ 159.211340] ================================================================== [ 159.218681] Disabling lock debugging due to kernel taint [ 159.224452] Kernel panic - not syncing: panic_on_warn set ... [ 159.224452] [ 159.231828] CPU: 0 PID: 7625 Comm: syz-executor.0 Tainted: G B 4.14.112 #2 [ 159.239947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.249283] Call Trace: [ 159.251855] dump_stack+0x138/0x19c [ 159.255487] ? p9_client_clunk+0x131/0x150 [ 159.259703] panic+0x1f2/0x438 [ 159.262875] ? add_taint.cold+0x16/0x16 [ 159.266835] ? ___preempt_schedule+0x16/0x18 [ 159.271402] kasan_end_report+0x47/0x4f [ 159.275357] kasan_report.cold+0x136/0x2b5 [ 159.279575] __asan_report_load8_noabort+0x14/0x20 [ 159.284503] p9_client_clunk+0x131/0x150 [ 159.288545] v9fs_mount+0x6b9/0x870 [ 159.292157] mount_fs+0x9d/0x2a7 [ 159.295507] vfs_kern_mount.part.0+0x5e/0x3d0 [ 159.299982] do_mount+0x417/0x27d0 [ 159.303515] ? copy_mount_options+0x5c/0x2f0 [ 159.307903] ? rcu_read_lock_sched_held+0x110/0x130 [ 159.312900] ? copy_mount_string+0x40/0x40 [ 159.317138] ? copy_mount_options+0x1fe/0x2f0 [ 159.321639] SyS_mount+0xab/0x120 [ 159.325080] ? copy_mnt_ns+0x8c0/0x8c0 [ 159.328971] do_syscall_64+0x1eb/0x630 [ 159.332894] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 159.338770] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 159.343938] RIP: 0033:0x458c29 [ 159.347108] RSP: 002b:00007ffe57dc94f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 159.354794] RAX: ffffffffffffffda RBX: 00007ffe57dc9510 RCX: 0000000000458c29 [ 159.362044] RDX: 00000000200005c0 RSI: 0000000020000580 RDI: 0000000000000000 [ 159.369378] RBP: 000000000073bf00 R08: 0000000020000600 R09: 0000000000000000 [ 159.376633] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001a48914 [ 159.383911] R13: 00000000004c4c14 R14: 00000000004d88a0 R15: 0000000000000004 [ 159.391992] Kernel Offset: disabled [ 159.395613] Rebooting in 86400 seconds..