Warning: Permanently added '10.128.1.100' (ECDSA) to the list of known hosts. executing program [ 85.974899] FAULT_INJECTION: forcing a failure. [ 85.974899] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 85.986716] CPU: 1 PID: 7995 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 85.994571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 86.004026] Call Trace: [ 86.006595] dump_stack+0x1b2/0x281 [ 86.010202] should_fail.cold+0x10a/0x149 [ 86.014329] __alloc_pages_nodemask+0x21e/0x2900 [ 86.019062] ? depot_save_stack+0x1d3/0x3f0 [ 86.023363] ? kasan_kmalloc+0xeb/0x160 [ 86.027317] ? __kmalloc+0x15a/0x400 [ 86.031014] ? p9_fcall_alloc+0x19/0x90 [ 86.034976] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 86.040415] ? p9_client_rpc+0x170/0x1520 [ 86.044543] ? p9_client_attach+0x137/0x750 [ 86.048845] ? v9fs_session_init+0xc03/0x1540 [ 86.053353] ? v9fs_mount+0x73/0x860 [ 86.057059] ? mount_fs+0x92/0x2a0 [ 86.060584] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 86.065402] ? do_syscall_64+0x1d5/0x640 [ 86.069441] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 86.074780] ? do_syscall_64+0x1d5/0x640 [ 86.078815] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 86.084159] ? cache_alloc_refill+0x2fa/0x350 [ 86.088635] cache_grow_begin+0x91/0x700 [ 86.092675] ? check_preemption_disabled+0x35/0x240 [ 86.097666] cache_alloc_refill+0x273/0x350 [ 86.101982] __kmalloc+0x378/0x400 [ 86.105525] ? p9_fcall_alloc+0x19/0x90 [ 86.109472] p9_fcall_alloc+0x19/0x90 [ 86.113247] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 86.118417] p9_client_rpc+0x170/0x1520 [ 86.122367] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 86.127705] ? lock_acquire+0x170/0x3f0 [ 86.131659] ? lock_downgrade+0x740/0x740 [ 86.135782] ? lock_acquire+0x170/0x3f0 [ 86.139731] ? lock_downgrade+0x740/0x740 [ 86.143853] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 86.148930] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 86.153923] p9_client_attach+0x137/0x750 [ 86.158048] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 86.163564] ? v9fs_session_init+0xad1/0x1540 [ 86.168040] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 86.173046] v9fs_session_init+0xc03/0x1540 [ 86.177353] ? v9fs_show_options+0x6b0/0x6b0 [ 86.181743] ? v9fs_mount+0x54/0x860 [ 86.185435] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 86.190870] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 86.195866] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 86.200687] v9fs_mount+0x73/0x860 [ 86.204207] ? alloc_pages_current+0x15d/0x260 [ 86.208768] ? __lockdep_init_map+0x100/0x560 [ 86.213238] mount_fs+0x92/0x2a0 [ 86.216582] vfs_kern_mount.part.0+0x5b/0x470 [ 86.221053] do_mount+0xe65/0x2a30 executing program [ 86.224570] ? copy_mount_string+0x40/0x40 [ 86.228779] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 86.233779] ? copy_mnt_ns+0xa30/0xa30 [ 86.237648] ? copy_mount_options+0x1fa/0x2f0 [ 86.242115] ? copy_mnt_ns+0xa30/0xa30 [ 86.245986] SyS_mount+0xa8/0x120 [ 86.249421] ? copy_mnt_ns+0xa30/0xa30 [ 86.253291] do_syscall_64+0x1d5/0x640 [ 86.257159] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 86.280013] FAULT_INJECTION: forcing a failure. [ 86.280013] name failslab, interval 1, probability 0, space 0, times 1 [ 86.291505] CPU: 0 PID: 7999 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 86.299366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 86.308705] Call Trace: [ 86.311277] dump_stack+0x1b2/0x281 [ 86.314883] should_fail.cold+0x10a/0x149 [ 86.319009] should_failslab+0xd6/0x130 [ 86.322958] __kmalloc+0x2c1/0x400 [ 86.326474] ? p9_fcall_alloc+0x19/0x90 [ 86.330422] p9_fcall_alloc+0x19/0x90 [ 86.334201] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 86.339368] p9_client_rpc+0x170/0x1520 [ 86.343318] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 86.348655] ? lock_acquire+0x170/0x3f0 [ 86.352603] ? lock_downgrade+0x740/0x740 [ 86.356729] ? lock_acquire+0x170/0x3f0 [ 86.360678] ? lock_downgrade+0x740/0x740 [ 86.364799] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 86.369876] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 86.374869] p9_client_attach+0x137/0x750 [ 86.378994] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 86.384505] ? v9fs_session_init+0xad1/0x1540 [ 86.388973] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 86.393968] v9fs_session_init+0xc03/0x1540 [ 86.398269] ? v9fs_show_options+0x6b0/0x6b0 [ 86.402659] ? v9fs_mount+0x54/0x860 [ 86.406347] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 86.411775] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 86.416769] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 86.421586] v9fs_mount+0x73/0x860 [ 86.425246] ? alloc_pages_current+0x15d/0x260 [ 86.429822] ? __lockdep_init_map+0x100/0x560 [ 86.434297] mount_fs+0x92/0x2a0 [ 86.437644] vfs_kern_mount.part.0+0x5b/0x470 [ 86.442120] do_mount+0xe65/0x2a30 [ 86.445649] ? copy_mount_string+0x40/0x40 [ 86.449868] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 86.454863] ? copy_mnt_ns+0xa30/0xa30 [ 86.458733] ? copy_mount_options+0x1fa/0x2f0 [ 86.463292] ? copy_mnt_ns+0xa30/0xa30 [ 86.467161] SyS_mount+0xa8/0x120 [ 86.470595] ? copy_mnt_ns+0xa30/0xa30 [ 86.474458] do_syscall_64+0x1d5/0x640 executing program [ 86.478323] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 86.484079] 9pnet: Couldn't grow tag array [ 86.493037] FAULT_INJECTION: forcing a failure. [ 86.493037] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 86.504842] CPU: 0 PID: 8000 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 86.512694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 86.522021] Call Trace: [ 86.524586] dump_stack+0x1b2/0x281 [ 86.528187] should_fail.cold+0x10a/0x149 [ 86.532309] __alloc_pages_nodemask+0x21e/0x2900 [ 86.537141] ? depot_save_stack+0x10d/0x3f0 [ 86.541481] ? kasan_kmalloc+0xeb/0x160 [ 86.545429] ? __kmalloc+0x15a/0x400 [ 86.549113] ? p9_fcall_alloc+0x19/0x90 [ 86.553073] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 86.558418] ? p9_client_rpc+0x170/0x1520 [ 86.562536] ? p9_client_attach+0x137/0x750 [ 86.566845] ? v9fs_session_init+0xc03/0x1540 [ 86.571313] ? v9fs_mount+0x73/0x860 [ 86.574999] ? mount_fs+0x92/0x2a0 [ 86.578514] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 86.583328] ? do_syscall_64+0x1d5/0x640 [ 86.587388] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 86.592725] ? do_syscall_64+0x1d5/0x640 [ 86.596763] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 86.602104] ? cache_alloc_refill+0x2fa/0x350 [ 86.606574] cache_grow_begin+0x91/0x700 [ 86.610612] ? check_preemption_disabled+0x35/0x240 [ 86.615600] cache_alloc_refill+0x273/0x350 [ 86.619898] __kmalloc+0x378/0x400 [ 86.623412] ? p9_fcall_alloc+0x19/0x90 [ 86.627373] p9_fcall_alloc+0x19/0x90 [ 86.631583] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 86.636746] p9_client_rpc+0x170/0x1520 [ 86.640694] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 86.646057] ? lock_acquire+0x170/0x3f0 [ 86.650021] ? lock_downgrade+0x740/0x740 [ 86.654142] ? lock_acquire+0x170/0x3f0 [ 86.658088] ? lock_downgrade+0x740/0x740 [ 86.662215] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 86.667290] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 86.672281] p9_client_attach+0x137/0x750 [ 86.676404] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 86.681936] ? v9fs_session_init+0xad1/0x1540 [ 86.686407] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 86.691396] v9fs_session_init+0xc03/0x1540 [ 86.695699] ? v9fs_show_options+0x6b0/0x6b0 [ 86.700081] ? v9fs_mount+0x54/0x860 [ 86.703769] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 86.709195] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 86.714185] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 86.719001] v9fs_mount+0x73/0x860 [ 86.722517] ? alloc_pages_current+0x15d/0x260 [ 86.727072] ? __lockdep_init_map+0x100/0x560 executing program [ 86.731540] mount_fs+0x92/0x2a0 [ 86.734883] vfs_kern_mount.part.0+0x5b/0x470 [ 86.739354] do_mount+0xe65/0x2a30 [ 86.742869] ? copy_mount_string+0x40/0x40 [ 86.747077] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 86.752068] ? copy_mnt_ns+0xa30/0xa30 [ 86.755927] ? copy_mount_options+0x1fa/0x2f0 [ 86.760394] ? copy_mnt_ns+0xa30/0xa30 [ 86.764264] SyS_mount+0xa8/0x120 [ 86.767694] ? copy_mnt_ns+0xa30/0xa30 [ 86.771556] do_syscall_64+0x1d5/0x640 [ 86.775419] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 86.791751] FAULT_INJECTION: forcing a failure. [ 86.791751] name failslab, interval 1, probability 0, space 0, times 0 [ 86.803622] CPU: 1 PID: 8004 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 86.811521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 86.821177] Call Trace: [ 86.823755] dump_stack+0x1b2/0x281 [ 86.827362] should_fail.cold+0x10a/0x149 [ 86.831510] should_failslab+0xd6/0x130 [ 86.835502] kmem_cache_alloc_trace+0x29a/0x3d0 [ 86.840162] ? v9fs_session_init+0xad1/0x1540 [ 86.844747] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 86.850005] v9fs_session_init+0xc92/0x1540 [ 86.854393] ? v9fs_show_options+0x6b0/0x6b0 [ 86.858780] ? v9fs_mount+0x54/0x860 [ 86.862476] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 86.867900] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 86.872890] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 86.877716] v9fs_mount+0x73/0x860 [ 86.881230] ? alloc_pages_current+0x15d/0x260 [ 86.885873] ? __lockdep_init_map+0x100/0x560 executing program [ 86.890457] mount_fs+0x92/0x2a0 [ 86.893801] vfs_kern_mount.part.0+0x5b/0x470 [ 86.898271] do_mount+0xe65/0x2a30 [ 86.901809] ? copy_mount_string+0x40/0x40 [ 86.906114] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 86.911167] ? copy_mnt_ns+0xa30/0xa30 [ 86.915029] ? copy_mount_options+0x1fa/0x2f0 [ 86.919497] ? copy_mnt_ns+0xa30/0xa30 [ 86.923360] SyS_mount+0xa8/0x120 [ 86.926792] ? copy_mnt_ns+0xa30/0xa30 [ 86.930656] do_syscall_64+0x1d5/0x640 [ 86.934522] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 86.953221] FAULT_INJECTION: forcing a failure. [ 86.953221] name failslab, interval 1, probability 0, space 0, times 0 [ 86.964480] CPU: 1 PID: 8008 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 86.972342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 86.981767] Call Trace: [ 86.984340] dump_stack+0x1b2/0x281 [ 86.987943] should_fail.cold+0x10a/0x149 [ 86.992066] should_failslab+0xd6/0x130 [ 86.996014] kmem_cache_alloc_trace+0x29a/0x3d0 [ 87.000671] ? v9fs_session_init+0xad1/0x1540 [ 87.005142] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 87.010402] v9fs_session_init+0xc92/0x1540 [ 87.014709] ? v9fs_show_options+0x6b0/0x6b0 [ 87.019090] ? v9fs_mount+0x54/0x860 [ 87.022788] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 87.028332] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 87.033328] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 87.038152] v9fs_mount+0x73/0x860 [ 87.041679] ? alloc_pages_current+0x15d/0x260 [ 87.046242] ? __lockdep_init_map+0x100/0x560 executing program [ 87.050721] mount_fs+0x92/0x2a0 [ 87.054078] vfs_kern_mount.part.0+0x5b/0x470 [ 87.058550] do_mount+0xe65/0x2a30 [ 87.062067] ? copy_mount_string+0x40/0x40 [ 87.066276] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 87.071273] ? copy_mnt_ns+0xa30/0xa30 [ 87.075137] ? copy_mount_options+0x1fa/0x2f0 [ 87.079635] ? copy_mnt_ns+0xa30/0xa30 [ 87.083544] SyS_mount+0xa8/0x120 [ 87.086980] ? copy_mnt_ns+0xa30/0xa30 [ 87.090849] do_syscall_64+0x1d5/0x640 [ 87.094724] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 87.111474] FAULT_INJECTION: forcing a failure. [ 87.111474] name failslab, interval 1, probability 0, space 0, times 0 [ 87.122903] CPU: 1 PID: 8012 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 87.131035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 87.140626] Call Trace: [ 87.143193] dump_stack+0x1b2/0x281 [ 87.146798] should_fail.cold+0x10a/0x149 [ 87.150927] should_failslab+0xd6/0x130 [ 87.154877] kmem_cache_alloc+0x28e/0x3c0 [ 87.158999] __fscache_acquire_cookie+0xd6/0x420 [ 87.163733] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 87.168907] v9fs_session_init+0xc92/0x1540 [ 87.173213] ? v9fs_show_options+0x6b0/0x6b0 [ 87.177610] ? v9fs_mount+0x54/0x860 [ 87.181305] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 87.186818] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 87.191809] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 87.196634] v9fs_mount+0x73/0x860 [ 87.200167] ? alloc_pages_current+0x15d/0x260 [ 87.204729] ? __lockdep_init_map+0x100/0x560 executing program [ 87.209198] mount_fs+0x92/0x2a0 [ 87.212546] vfs_kern_mount.part.0+0x5b/0x470 [ 87.217033] do_mount+0xe65/0x2a30 [ 87.220558] ? copy_mount_string+0x40/0x40 [ 87.224767] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 87.229761] ? copy_mnt_ns+0xa30/0xa30 [ 87.233623] ? copy_mount_options+0x1fa/0x2f0 [ 87.238090] ? copy_mnt_ns+0xa30/0xa30 [ 87.241954] SyS_mount+0xa8/0x120 [ 87.245405] ? copy_mnt_ns+0xa30/0xa30 [ 87.249279] do_syscall_64+0x1d5/0x640 [ 87.253162] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 87.269287] FAULT_INJECTION: forcing a failure. [ 87.269287] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 87.281099] CPU: 1 PID: 8016 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 87.288952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 87.298284] Call Trace: [ 87.300855] dump_stack+0x1b2/0x281 [ 87.304467] should_fail.cold+0x10a/0x149 [ 87.308591] __alloc_pages_nodemask+0x21e/0x2900 [ 87.313323] ? depot_save_stack+0x10d/0x3f0 [ 87.317627] ? kasan_kmalloc+0xeb/0x160 [ 87.321582] ? __kmalloc+0x15a/0x400 [ 87.325272] ? p9_fcall_alloc+0x19/0x90 [ 87.329224] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 87.334567] ? p9_client_rpc+0x170/0x1520 [ 87.338773] ? p9_client_attach+0x137/0x750 [ 87.343124] ? v9fs_session_init+0xc03/0x1540 [ 87.347590] ? v9fs_mount+0x73/0x860 [ 87.351362] ? mount_fs+0x92/0x2a0 [ 87.354877] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 87.359691] ? do_syscall_64+0x1d5/0x640 [ 87.363727] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 87.369153] ? do_syscall_64+0x1d5/0x640 [ 87.373186] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 87.378533] ? cache_alloc_refill+0x2fa/0x350 [ 87.383061] cache_grow_begin+0x91/0x700 [ 87.387107] ? check_preemption_disabled+0x35/0x240 [ 87.392098] cache_alloc_refill+0x273/0x350 [ 87.396398] __kmalloc+0x378/0x400 [ 87.399912] ? p9_fcall_alloc+0x19/0x90 [ 87.403863] p9_fcall_alloc+0x19/0x90 [ 87.407637] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 87.412803] p9_client_rpc+0x170/0x1520 [ 87.416751] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 87.422114] ? lock_acquire+0x170/0x3f0 [ 87.426063] ? lock_downgrade+0x740/0x740 [ 87.430188] ? lock_acquire+0x170/0x3f0 [ 87.434140] ? lock_downgrade+0x740/0x740 [ 87.438269] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 87.443344] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 87.448346] p9_client_attach+0x137/0x750 [ 87.452557] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 87.458180] ? v9fs_session_init+0xad1/0x1540 [ 87.462650] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 87.467642] v9fs_session_init+0xc03/0x1540 [ 87.471946] ? v9fs_show_options+0x6b0/0x6b0 [ 87.476331] ? v9fs_mount+0x54/0x860 [ 87.480021] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 87.485447] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 87.490457] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 87.495280] v9fs_mount+0x73/0x860 [ 87.498798] ? alloc_pages_current+0x15d/0x260 [ 87.503442] ? __lockdep_init_map+0x100/0x560 [ 87.507912] mount_fs+0x92/0x2a0 [ 87.511255] vfs_kern_mount.part.0+0x5b/0x470 [ 87.515724] do_mount+0xe65/0x2a30 executing program [ 87.519531] ? do_raw_spin_unlock+0x164/0x220 [ 87.524001] ? copy_mount_string+0x40/0x40 [ 87.528211] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 87.533201] ? copy_mnt_ns+0xa30/0xa30 [ 87.537500] ? copy_mount_options+0x1fa/0x2f0 [ 87.542854] ? copy_mnt_ns+0xa30/0xa30 [ 87.546712] SyS_mount+0xa8/0x120 [ 87.550140] ? copy_mnt_ns+0xa30/0xa30 [ 87.554002] do_syscall_64+0x1d5/0x640 [ 87.557866] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 87.576702] FAULT_INJECTION: forcing a failure. [ 87.576702] name failslab, interval 1, probability 0, space 0, times 0 [ 87.588176] CPU: 1 PID: 8020 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 87.596050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 87.605384] Call Trace: [ 87.607950] dump_stack+0x1b2/0x281 [ 87.611557] should_fail.cold+0x10a/0x149 [ 87.615689] should_failslab+0xd6/0x130 [ 87.619650] kmem_cache_alloc_trace+0x29a/0x3d0 [ 87.624292] ? v9fs_session_init+0xad1/0x1540 [ 87.628765] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 87.634016] v9fs_session_init+0xc92/0x1540 [ 87.638325] ? v9fs_show_options+0x6b0/0x6b0 [ 87.642706] ? v9fs_mount+0x54/0x860 [ 87.646392] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 87.651815] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 87.656809] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 87.661626] v9fs_mount+0x73/0x860 [ 87.665148] ? alloc_pages_current+0x15d/0x260 [ 87.669701] ? __lockdep_init_map+0x100/0x560 [ 87.674170] mount_fs+0x92/0x2a0 executing program [ 87.677515] vfs_kern_mount.part.0+0x5b/0x470 [ 87.681986] do_mount+0xe65/0x2a30 [ 87.685503] ? copy_mount_string+0x40/0x40 [ 87.689716] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 87.694736] ? copy_mnt_ns+0xa30/0xa30 [ 87.698598] ? copy_mount_options+0x1fa/0x2f0 [ 87.703069] ? copy_mnt_ns+0xa30/0xa30 [ 87.706929] SyS_mount+0xa8/0x120 [ 87.710384] ? copy_mnt_ns+0xa30/0xa30 [ 87.714249] do_syscall_64+0x1d5/0x640 [ 87.718116] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 87.733833] FAULT_INJECTION: forcing a failure. [ 87.733833] name failslab, interval 1, probability 0, space 0, times 0 [ 87.745134] CPU: 1 PID: 8024 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 87.752996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 87.762328] Call Trace: [ 87.764895] dump_stack+0x1b2/0x281 [ 87.768501] should_fail.cold+0x10a/0x149 [ 87.772627] should_failslab+0xd6/0x130 [ 87.776575] kmem_cache_alloc+0x28e/0x3c0 [ 87.780706] __fscache_acquire_cookie+0xd6/0x420 [ 87.785437] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 87.790602] v9fs_session_init+0xc92/0x1540 [ 87.794901] ? v9fs_show_options+0x6b0/0x6b0 [ 87.799284] ? v9fs_mount+0x54/0x860 [ 87.802975] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 87.808406] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 87.813415] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 87.818234] v9fs_mount+0x73/0x860 [ 87.821747] ? alloc_pages_current+0x15d/0x260 [ 87.826302] ? __lockdep_init_map+0x100/0x560 [ 87.830779] mount_fs+0x92/0x2a0 executing program [ 87.834216] vfs_kern_mount.part.0+0x5b/0x470 [ 87.838691] do_mount+0xe65/0x2a30 [ 87.842208] ? copy_mount_string+0x40/0x40 [ 87.846426] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 87.851430] ? copy_mnt_ns+0xa30/0xa30 [ 87.855298] ? copy_mount_options+0x1fa/0x2f0 [ 87.859790] ? copy_mnt_ns+0xa30/0xa30 [ 87.863664] SyS_mount+0xa8/0x120 [ 87.867202] ? copy_mnt_ns+0xa30/0xa30 [ 87.871091] do_syscall_64+0x1d5/0x640 [ 87.874975] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 87.889210] FAULT_INJECTION: forcing a failure. [ 87.889210] name failslab, interval 1, probability 0, space 0, times 0 [ 87.900844] CPU: 1 PID: 8028 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 87.908708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 87.918135] Call Trace: [ 87.920704] dump_stack+0x1b2/0x281 [ 87.924311] should_fail.cold+0x10a/0x149 [ 87.928448] should_failslab+0xd6/0x130 [ 87.932412] kmem_cache_alloc_trace+0x29a/0x3d0 [ 87.937071] ? v9fs_session_init+0xad1/0x1540 [ 87.941545] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 87.946802] v9fs_session_init+0xc92/0x1540 [ 87.951190] ? v9fs_show_options+0x6b0/0x6b0 [ 87.955573] ? v9fs_mount+0x54/0x860 [ 87.959260] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 87.964687] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 87.969679] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 87.974500] v9fs_mount+0x73/0x860 [ 87.978017] ? alloc_pages_current+0x15d/0x260 [ 87.982582] ? __lockdep_init_map+0x100/0x560 executing program [ 87.987051] mount_fs+0x92/0x2a0 [ 87.990392] vfs_kern_mount.part.0+0x5b/0x470 [ 87.994862] do_mount+0xe65/0x2a30 [ 87.998389] ? copy_mount_string+0x40/0x40 [ 88.002687] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 88.007681] ? copy_mnt_ns+0xa30/0xa30 [ 88.011633] ? copy_mount_options+0x1fa/0x2f0 [ 88.016107] ? copy_mnt_ns+0xa30/0xa30 [ 88.019970] SyS_mount+0xa8/0x120 [ 88.023400] ? copy_mnt_ns+0xa30/0xa30 [ 88.027264] do_syscall_64+0x1d5/0x640 [ 88.031130] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 88.047655] FAULT_INJECTION: forcing a failure. [ 88.047655] name failslab, interval 1, probability 0, space 0, times 0 [ 88.058919] CPU: 1 PID: 8032 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 88.066782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 88.076119] Call Trace: [ 88.078696] dump_stack+0x1b2/0x281 [ 88.082305] should_fail.cold+0x10a/0x149 [ 88.086435] should_failslab+0xd6/0x130 [ 88.090389] kmem_cache_alloc_trace+0x29a/0x3d0 [ 88.095056] ? v9fs_session_init+0xad1/0x1540 [ 88.099527] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 88.104790] v9fs_session_init+0xc92/0x1540 [ 88.109106] ? v9fs_show_options+0x6b0/0x6b0 [ 88.113514] ? v9fs_mount+0x54/0x860 [ 88.117213] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 88.122641] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 88.127725] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 88.132542] v9fs_mount+0x73/0x860 [ 88.136166] ? alloc_pages_current+0x15d/0x260 [ 88.140724] ? __lockdep_init_map+0x100/0x560 executing program [ 88.145279] mount_fs+0x92/0x2a0 [ 88.148624] vfs_kern_mount.part.0+0x5b/0x470 [ 88.153093] do_mount+0xe65/0x2a30 [ 88.156623] ? copy_mount_string+0x40/0x40 [ 88.160837] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 88.165828] ? copy_mnt_ns+0xa30/0xa30 [ 88.169695] ? copy_mount_options+0x1fa/0x2f0 [ 88.174169] ? copy_mnt_ns+0xa30/0xa30 [ 88.178029] SyS_mount+0xa8/0x120 [ 88.181457] ? copy_mnt_ns+0xa30/0xa30 [ 88.185321] do_syscall_64+0x1d5/0x640 [ 88.189185] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 88.206103] FAULT_INJECTION: forcing a failure. [ 88.206103] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 88.218089] CPU: 1 PID: 8036 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 88.225943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 88.235270] Call Trace: [ 88.237834] dump_stack+0x1b2/0x281 [ 88.241438] should_fail.cold+0x10a/0x149 [ 88.245560] __alloc_pages_nodemask+0x21e/0x2900 [ 88.250292] ? depot_save_stack+0x10d/0x3f0 [ 88.254772] ? kasan_kmalloc+0xeb/0x160 [ 88.258718] ? __kmalloc+0x15a/0x400 [ 88.262407] ? p9_fcall_alloc+0x19/0x90 [ 88.266353] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 88.272475] ? p9_client_rpc+0x170/0x1520 [ 88.276597] ? p9_client_attach+0x137/0x750 [ 88.280892] ? v9fs_session_init+0xc03/0x1540 [ 88.285361] ? v9fs_mount+0x73/0x860 [ 88.289061] ? mount_fs+0x92/0x2a0 [ 88.292574] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 88.297390] ? do_syscall_64+0x1d5/0x640 [ 88.301424] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 88.306761] ? do_syscall_64+0x1d5/0x640 [ 88.310796] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 88.316139] ? cache_alloc_refill+0x2fa/0x350 [ 88.320611] cache_grow_begin+0x91/0x700 [ 88.329161] ? check_preemption_disabled+0x35/0x240 [ 88.334153] cache_alloc_refill+0x273/0x350 [ 88.338453] __kmalloc+0x378/0x400 [ 88.341965] ? p9_fcall_alloc+0x19/0x90 [ 88.345921] p9_fcall_alloc+0x19/0x90 [ 88.349696] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 88.354861] p9_client_rpc+0x170/0x1520 [ 88.358813] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 88.364150] ? lock_acquire+0x170/0x3f0 [ 88.368096] ? lock_downgrade+0x740/0x740 [ 88.372219] ? lock_acquire+0x170/0x3f0 [ 88.376165] ? lock_downgrade+0x740/0x740 [ 88.380286] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 88.385364] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 88.390353] p9_client_attach+0x137/0x750 [ 88.394475] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 88.399987] ? v9fs_session_init+0xad1/0x1540 [ 88.404456] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 88.409447] v9fs_session_init+0xc03/0x1540 [ 88.413746] ? v9fs_show_options+0x6b0/0x6b0 [ 88.418138] ? v9fs_mount+0x54/0x860 [ 88.421829] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 88.427252] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 88.432244] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 88.437060] v9fs_mount+0x73/0x860 [ 88.440573] ? alloc_pages_current+0x15d/0x260 [ 88.445128] ? __lockdep_init_map+0x100/0x560 [ 88.449600] mount_fs+0x92/0x2a0 [ 88.452941] vfs_kern_mount.part.0+0x5b/0x470 executing program [ 88.457411] do_mount+0xe65/0x2a30 [ 88.460927] ? copy_mount_string+0x40/0x40 [ 88.465133] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 88.470122] ? copy_mnt_ns+0xa30/0xa30 [ 88.473983] ? copy_mount_options+0x1fa/0x2f0 [ 88.478451] ? copy_mnt_ns+0xa30/0xa30 [ 88.482349] SyS_mount+0xa8/0x120 [ 88.485776] ? copy_mnt_ns+0xa30/0xa30 [ 88.489638] do_syscall_64+0x1d5/0x640 [ 88.493507] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 88.511740] FAULT_INJECTION: forcing a failure. [ 88.511740] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 88.523559] CPU: 0 PID: 8040 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 88.531424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 88.540756] Call Trace: [ 88.543321] dump_stack+0x1b2/0x281 [ 88.546925] should_fail.cold+0x10a/0x149 [ 88.551050] __alloc_pages_nodemask+0x21e/0x2900 [ 88.555781] ? depot_save_stack+0x10d/0x3f0 [ 88.560079] ? kasan_kmalloc+0xeb/0x160 [ 88.564027] ? __kmalloc+0x15a/0x400 [ 88.567714] ? p9_fcall_alloc+0x19/0x90 [ 88.571664] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 88.576998] ? p9_client_rpc+0x170/0x1520 [ 88.581117] ? p9_client_attach+0x137/0x750 [ 88.585515] ? v9fs_session_init+0xc03/0x1540 [ 88.589986] ? v9fs_mount+0x73/0x860 [ 88.593671] ? mount_fs+0x92/0x2a0 [ 88.597185] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 88.602002] ? do_syscall_64+0x1d5/0x640 [ 88.606036] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 88.611372] ? do_syscall_64+0x1d5/0x640 [ 88.615407] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 88.620766] ? cache_alloc_refill+0x2fa/0x350 [ 88.625240] cache_grow_begin+0x91/0x700 [ 88.629377] ? check_preemption_disabled+0x35/0x240 [ 88.634376] cache_alloc_refill+0x273/0x350 [ 88.638673] __kmalloc+0x378/0x400 [ 88.642185] ? p9_fcall_alloc+0x19/0x90 [ 88.646133] p9_fcall_alloc+0x19/0x90 [ 88.649906] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 88.655073] p9_client_rpc+0x170/0x1520 [ 88.659025] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 88.664364] ? lock_acquire+0x170/0x3f0 [ 88.668311] ? lock_downgrade+0x740/0x740 [ 88.672433] ? lock_acquire+0x170/0x3f0 [ 88.676380] ? lock_downgrade+0x740/0x740 [ 88.680504] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 88.685580] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 88.690569] p9_client_attach+0x137/0x750 [ 88.694694] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 88.700205] ? v9fs_session_init+0xad1/0x1540 [ 88.704675] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 88.709667] v9fs_session_init+0xc03/0x1540 [ 88.713968] ? v9fs_show_options+0x6b0/0x6b0 [ 88.718356] ? v9fs_mount+0x54/0x860 [ 88.722043] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 88.727466] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 88.732475] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 88.737291] v9fs_mount+0x73/0x860 [ 88.740810] ? alloc_pages_current+0x15d/0x260 [ 88.745370] ? __lockdep_init_map+0x100/0x560 [ 88.749841] mount_fs+0x92/0x2a0 [ 88.753182] vfs_kern_mount.part.0+0x5b/0x470 [ 88.757650] do_mount+0xe65/0x2a30 executing program [ 88.761168] ? copy_mount_string+0x40/0x40 [ 88.765377] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 88.770367] ? copy_mnt_ns+0xa30/0xa30 [ 88.774230] ? copy_mount_options+0x1fa/0x2f0 [ 88.778697] ? copy_mnt_ns+0xa30/0xa30 [ 88.782559] SyS_mount+0xa8/0x120 [ 88.785992] ? copy_mnt_ns+0xa30/0xa30 [ 88.789856] do_syscall_64+0x1d5/0x640 [ 88.793719] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 88.814602] FAULT_INJECTION: forcing a failure. [ 88.814602] name failslab, interval 1, probability 0, space 0, times 0 [ 88.825886] CPU: 0 PID: 8044 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 88.833758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 88.843186] Call Trace: [ 88.845760] dump_stack+0x1b2/0x281 [ 88.849363] should_fail.cold+0x10a/0x149 [ 88.853486] should_failslab+0xd6/0x130 [ 88.857435] kmem_cache_alloc+0x28e/0x3c0 [ 88.861568] __fscache_acquire_cookie+0xd6/0x420 [ 88.866301] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 88.871476] v9fs_session_init+0xc92/0x1540 [ 88.875780] ? v9fs_show_options+0x6b0/0x6b0 [ 88.880166] ? v9fs_mount+0x54/0x860 [ 88.883856] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 88.889282] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 88.894275] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 88.899097] v9fs_mount+0x73/0x860 [ 88.902613] ? alloc_pages_current+0x15d/0x260 [ 88.907168] ? __lockdep_init_map+0x100/0x560 [ 88.911644] mount_fs+0x92/0x2a0 executing program [ 88.914988] vfs_kern_mount.part.0+0x5b/0x470 [ 88.919460] do_mount+0xe65/0x2a30 [ 88.922980] ? do_raw_spin_unlock+0x164/0x220 [ 88.927458] ? copy_mount_string+0x40/0x40 [ 88.931665] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 88.936669] ? copy_mnt_ns+0xa30/0xa30 [ 88.940541] ? copy_mount_options+0x1fa/0x2f0 [ 88.945135] ? copy_mnt_ns+0xa30/0xa30 [ 88.949027] SyS_mount+0xa8/0x120 [ 88.952458] ? copy_mnt_ns+0xa30/0xa30 [ 88.956322] do_syscall_64+0x1d5/0x640 [ 88.960190] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 88.980952] FAULT_INJECTION: forcing a failure. [ 88.980952] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 88.992759] CPU: 1 PID: 8048 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 89.000613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 89.009941] Call Trace: [ 89.012508] dump_stack+0x1b2/0x281 [ 89.016110] should_fail.cold+0x10a/0x149 [ 89.020235] __alloc_pages_nodemask+0x21e/0x2900 [ 89.025023] ? depot_save_stack+0x10d/0x3f0 [ 89.029328] ? kasan_kmalloc+0xeb/0x160 [ 89.033285] ? __kmalloc+0x15a/0x400 [ 89.036978] ? p9_fcall_alloc+0x19/0x90 [ 89.040932] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 89.046275] ? p9_client_rpc+0x170/0x1520 [ 89.050395] ? p9_client_attach+0x137/0x750 [ 89.055993] ? v9fs_session_init+0xc03/0x1540 [ 89.060464] ? v9fs_mount+0x73/0x860 [ 89.064170] ? mount_fs+0x92/0x2a0 [ 89.067692] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 89.072507] ? do_syscall_64+0x1d5/0x640 [ 89.076542] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 89.081891] ? do_syscall_64+0x1d5/0x640 [ 89.085934] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 89.091279] ? cache_alloc_refill+0x2fa/0x350 [ 89.095750] cache_grow_begin+0x91/0x700 [ 89.099794] ? check_preemption_disabled+0x35/0x240 [ 89.104794] cache_alloc_refill+0x273/0x350 [ 89.109149] __kmalloc+0x378/0x400 [ 89.112661] ? p9_fcall_alloc+0x19/0x90 [ 89.116619] p9_fcall_alloc+0x19/0x90 [ 89.120392] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 89.125561] p9_client_rpc+0x170/0x1520 [ 89.129512] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 89.134869] ? lock_acquire+0x170/0x3f0 [ 89.138816] ? lock_downgrade+0x740/0x740 [ 89.142937] ? lock_acquire+0x170/0x3f0 [ 89.146882] ? lock_downgrade+0x740/0x740 [ 89.151002] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 89.156079] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 89.161072] p9_client_attach+0x137/0x750 [ 89.165201] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 89.170710] ? v9fs_session_init+0xad1/0x1540 [ 89.175180] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 89.180171] v9fs_session_init+0xc03/0x1540 [ 89.184474] ? v9fs_show_options+0x6b0/0x6b0 [ 89.188857] ? v9fs_mount+0x54/0x860 [ 89.192544] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 89.197969] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 89.202958] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 89.207775] v9fs_mount+0x73/0x860 [ 89.211290] ? alloc_pages_current+0x15d/0x260 [ 89.215843] ? __lockdep_init_map+0x100/0x560 [ 89.220313] mount_fs+0x92/0x2a0 [ 89.223655] vfs_kern_mount.part.0+0x5b/0x470 [ 89.228130] do_mount+0xe65/0x2a30 executing program [ 89.231649] ? copy_mount_string+0x40/0x40 [ 89.235863] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 89.240856] ? copy_mnt_ns+0xa30/0xa30 [ 89.244716] ? copy_mount_options+0x1fa/0x2f0 [ 89.249196] ? copy_mnt_ns+0xa30/0xa30 [ 89.253061] SyS_mount+0xa8/0x120 [ 89.256493] ? copy_mnt_ns+0xa30/0xa30 [ 89.260363] do_syscall_64+0x1d5/0x640 [ 89.264227] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 89.286594] FAULT_INJECTION: forcing a failure. [ 89.286594] name failslab, interval 1, probability 0, space 0, times 0 [ 89.299673] CPU: 0 PID: 8052 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 89.307542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 89.316872] Call Trace: [ 89.319468] dump_stack+0x1b2/0x281 [ 89.323079] should_fail.cold+0x10a/0x149 [ 89.327202] should_failslab+0xd6/0x130 [ 89.331152] kmem_cache_alloc+0x28e/0x3c0 [ 89.335296] __fscache_acquire_cookie+0xd6/0x420 [ 89.340029] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 89.345194] v9fs_session_init+0xc92/0x1540 [ 89.349494] ? v9fs_show_options+0x6b0/0x6b0 [ 89.353878] ? v9fs_mount+0x54/0x860 [ 89.357568] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 89.362995] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 89.367986] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 89.372810] v9fs_mount+0x73/0x860 [ 89.376322] ? alloc_pages_current+0x15d/0x260 [ 89.380878] ? __lockdep_init_map+0x100/0x560 executing program [ 89.385376] mount_fs+0x92/0x2a0 [ 89.388725] vfs_kern_mount.part.0+0x5b/0x470 [ 89.393209] do_mount+0xe65/0x2a30 [ 89.396740] ? copy_mount_string+0x40/0x40 [ 89.400955] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 89.405954] ? copy_mnt_ns+0xa30/0xa30 [ 89.409821] ? copy_mount_options+0x1fa/0x2f0 [ 89.414291] ? copy_mnt_ns+0xa30/0xa30 [ 89.418165] SyS_mount+0xa8/0x120 [ 89.421590] ? copy_mnt_ns+0xa30/0xa30 [ 89.425625] do_syscall_64+0x1d5/0x640 [ 89.429490] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 89.447505] FAULT_INJECTION: forcing a failure. [ 89.447505] name failslab, interval 1, probability 0, space 0, times 0 [ 89.458777] CPU: 0 PID: 8056 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 89.466642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 89.475990] Call Trace: [ 89.478616] dump_stack+0x1b2/0x281 [ 89.482239] should_fail.cold+0x10a/0x149 [ 89.486431] should_failslab+0xd6/0x130 [ 89.490398] kmem_cache_alloc_trace+0x29a/0x3d0 [ 89.495054] ? v9fs_session_init+0xad1/0x1540 [ 89.499573] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 89.504829] v9fs_session_init+0xc92/0x1540 [ 89.509928] ? v9fs_show_options+0x6b0/0x6b0 [ 89.514317] ? v9fs_mount+0x54/0x860 [ 89.518007] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 89.523435] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 89.528426] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 89.533249] v9fs_mount+0x73/0x860 [ 89.536761] ? alloc_pages_current+0x15d/0x260 [ 89.541320] ? __lockdep_init_map+0x100/0x560 executing program [ 89.545794] mount_fs+0x92/0x2a0 [ 89.549139] vfs_kern_mount.part.0+0x5b/0x470 [ 89.553608] do_mount+0xe65/0x2a30 [ 89.557129] ? copy_mount_string+0x40/0x40 [ 89.561340] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 89.566330] ? copy_mnt_ns+0xa30/0xa30 [ 89.570202] ? copy_mount_options+0x1fa/0x2f0 [ 89.574672] ? copy_mnt_ns+0xa30/0xa30 [ 89.578533] SyS_mount+0xa8/0x120 [ 89.581960] ? copy_mnt_ns+0xa30/0xa30 [ 89.585821] do_syscall_64+0x1d5/0x640 [ 89.589688] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 89.607497] FAULT_INJECTION: forcing a failure. [ 89.607497] name failslab, interval 1, probability 0, space 0, times 0 [ 89.618838] CPU: 0 PID: 8060 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 89.626697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 89.636143] Call Trace: [ 89.638715] dump_stack+0x1b2/0x281 [ 89.642318] should_fail.cold+0x10a/0x149 [ 89.646441] should_failslab+0xd6/0x130 [ 89.650390] kmem_cache_alloc+0x28e/0x3c0 [ 89.654513] __fscache_acquire_cookie+0xd6/0x420 [ 89.659246] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 89.664505] v9fs_session_init+0xc92/0x1540 [ 89.668807] ? v9fs_show_options+0x6b0/0x6b0 [ 89.673205] ? v9fs_mount+0x54/0x860 [ 89.676898] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 89.682408] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 89.687401] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 89.692216] v9fs_mount+0x73/0x860 [ 89.695764] ? alloc_pages_current+0x15d/0x260 [ 89.700321] ? __lockdep_init_map+0x100/0x560 [ 89.704801] mount_fs+0x92/0x2a0 [ 89.708145] vfs_kern_mount.part.0+0x5b/0x470 [ 89.712615] do_mount+0xe65/0x2a30 [ 89.716136] ? do_raw_spin_unlock+0x164/0x220 [ 89.720613] ? copy_mount_string+0x40/0x40 [ 89.724821] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 89.729811] ? copy_mnt_ns+0xa30/0xa30 [ 89.733677] ? copy_mount_options+0x1fa/0x2f0 [ 89.738145] ? copy_mnt_ns+0xa30/0xa30 [ 89.742005] SyS_mount+0xa8/0x120 [ 89.745432] ? copy_mnt_ns+0xa30/0xa30 [ 89.749295] do_syscall_64+0x1d5/0x640 [ 89.753173] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 executing program [ 89.772290] FAULT_INJECTION: forcing a failure. [ 89.772290] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 89.784090] CPU: 1 PID: 8064 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 89.791946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 89.802574] Call Trace: [ 89.805139] dump_stack+0x1b2/0x281 [ 89.808745] should_fail.cold+0x10a/0x149 [ 89.812868] __alloc_pages_nodemask+0x21e/0x2900 [ 89.817597] ? depot_save_stack+0x10d/0x3f0 [ 89.821893] ? kasan_kmalloc+0xeb/0x160 [ 89.825839] ? __kmalloc+0x15a/0x400 [ 89.829529] ? p9_fcall_alloc+0x19/0x90 [ 89.833585] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 89.838929] ? p9_client_rpc+0x170/0x1520 [ 89.843196] ? p9_client_attach+0x137/0x750 [ 89.847506] ? v9fs_session_init+0xc03/0x1540 [ 89.851978] ? v9fs_mount+0x73/0x860 [ 89.855668] ? mount_fs+0x92/0x2a0 [ 89.859185] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 89.864000] ? do_syscall_64+0x1d5/0x640 [ 89.868034] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 89.873372] ? do_syscall_64+0x1d5/0x640 [ 89.877417] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 89.882776] ? cache_alloc_refill+0x2fa/0x350 [ 89.887261] cache_grow_begin+0x91/0x700 [ 89.891305] ? check_preemption_disabled+0x35/0x240 [ 89.896298] cache_alloc_refill+0x273/0x350 [ 89.900608] __kmalloc+0x378/0x400 [ 89.904121] ? p9_fcall_alloc+0x19/0x90 [ 89.908072] p9_fcall_alloc+0x19/0x90 [ 89.911850] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 89.917014] p9_client_rpc+0x170/0x1520 [ 89.920961] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 89.926299] ? lock_acquire+0x170/0x3f0 [ 89.930248] ? lock_downgrade+0x740/0x740 [ 89.934901] ? lock_acquire+0x170/0x3f0 [ 89.938852] ? lock_downgrade+0x740/0x740 [ 89.942989] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 89.948165] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 89.953225] p9_client_attach+0x137/0x750 [ 89.957382] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 89.962896] ? v9fs_session_init+0xad1/0x1540 [ 89.967367] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 89.972360] v9fs_session_init+0xc03/0x1540 [ 89.976672] ? v9fs_show_options+0x6b0/0x6b0 [ 89.981060] ? v9fs_mount+0x54/0x860 [ 89.984746] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 89.990171] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 89.995165] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 89.999980] v9fs_mount+0x73/0x860 [ 90.003500] ? alloc_pages_current+0x15d/0x260 [ 90.008059] ? __lockdep_init_map+0x100/0x560 [ 90.012531] mount_fs+0x92/0x2a0 [ 90.015872] vfs_kern_mount.part.0+0x5b/0x470 executing program [ 90.020355] do_mount+0xe65/0x2a30 [ 90.023895] ? copy_mount_string+0x40/0x40 [ 90.028115] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 90.033122] ? copy_mnt_ns+0xa30/0xa30 [ 90.037023] ? copy_mount_options+0x1fa/0x2f0 [ 90.041511] ? copy_mnt_ns+0xa30/0xa30 [ 90.045378] SyS_mount+0xa8/0x120 [ 90.048812] ? copy_mnt_ns+0xa30/0xa30 [ 90.052676] do_syscall_64+0x1d5/0x640 [ 90.058343] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 90.071162] FAULT_INJECTION: forcing a failure. [ 90.071162] name failslab, interval 1, probability 0, space 0, times 0 [ 90.087034] CPU: 1 PID: 8067 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 90.094929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 90.104261] Call Trace: [ 90.106825] dump_stack+0x1b2/0x281 [ 90.110427] should_fail.cold+0x10a/0x149 [ 90.114553] should_failslab+0xd6/0x130 [ 90.118506] __kmalloc+0x2c1/0x400 [ 90.122020] ? p9_fcall_alloc+0x19/0x90 [ 90.125967] p9_fcall_alloc+0x19/0x90 [ 90.129741] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 90.134906] p9_client_rpc+0x170/0x1520 [ 90.138863] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 90.144292] ? lock_acquire+0x170/0x3f0 [ 90.148238] ? lock_downgrade+0x740/0x740 [ 90.152366] ? lock_acquire+0x170/0x3f0 [ 90.156315] ? lock_downgrade+0x740/0x740 [ 90.160438] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 90.165517] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 90.170508] p9_client_attach+0x137/0x750 [ 90.174630] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 90.180142] ? v9fs_session_init+0xad1/0x1540 [ 90.184609] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 90.189600] v9fs_session_init+0xc03/0x1540 [ 90.193902] ? v9fs_show_options+0x6b0/0x6b0 [ 90.198286] ? v9fs_mount+0x54/0x860 [ 90.201973] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 90.207398] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 90.212390] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 90.217209] v9fs_mount+0x73/0x860 [ 90.220722] ? alloc_pages_current+0x15d/0x260 [ 90.225276] ? __lockdep_init_map+0x100/0x560 [ 90.229746] mount_fs+0x92/0x2a0 [ 90.233177] vfs_kern_mount.part.0+0x5b/0x470 [ 90.237646] do_mount+0xe65/0x2a30 [ 90.241162] ? do_raw_spin_unlock+0x164/0x220 [ 90.245631] ? copy_mount_string+0x40/0x40 [ 90.249839] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 90.254829] ? copy_mnt_ns+0xa30/0xa30 [ 90.258690] ? copy_mount_options+0x1fa/0x2f0 [ 90.263159] ? copy_mnt_ns+0xa30/0xa30 [ 90.267018] SyS_mount+0xa8/0x120 [ 90.270442] ? copy_mnt_ns+0xa30/0xa30 executing program [ 90.274303] do_syscall_64+0x1d5/0x640 [ 90.278190] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 90.284689] 9pnet: Couldn't grow tag array [ 90.294470] FAULT_INJECTION: forcing a failure. [ 90.294470] name failslab, interval 1, probability 0, space 0, times 0 [ 90.305914] CPU: 1 PID: 8069 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 90.313787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 90.323116] Call Trace: [ 90.325683] dump_stack+0x1b2/0x281 [ 90.329288] should_fail.cold+0x10a/0x149 [ 90.333412] should_failslab+0xd6/0x130 [ 90.337359] kmem_cache_alloc_trace+0x29a/0x3d0 [ 90.342003] ? v9fs_session_init+0xad1/0x1540 [ 90.346472] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 90.351732] v9fs_session_init+0xc92/0x1540 [ 90.356035] ? v9fs_show_options+0x6b0/0x6b0 [ 90.360419] ? v9fs_mount+0x54/0x860 [ 90.364113] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 90.369540] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 90.374544] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 90.379367] v9fs_mount+0x73/0x860 [ 90.382886] ? alloc_pages_current+0x15d/0x260 [ 90.387441] ? __lockdep_init_map+0x100/0x560 [ 90.391913] mount_fs+0x92/0x2a0 [ 90.395262] vfs_kern_mount.part.0+0x5b/0x470 [ 90.399734] do_mount+0xe65/0x2a30 [ 90.403252] ? copy_mount_string+0x40/0x40 [ 90.407464] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 90.412454] ? copy_mnt_ns+0xa30/0xa30 [ 90.416316] ? copy_mount_options+0x1fa/0x2f0 [ 90.420782] ? copy_mnt_ns+0xa30/0xa30 executing program [ 90.424645] SyS_mount+0xa8/0x120 [ 90.428080] ? copy_mnt_ns+0xa30/0xa30 [ 90.431942] do_syscall_64+0x1d5/0x640 [ 90.435806] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 90.451768] FAULT_INJECTION: forcing a failure. [ 90.451768] name failslab, interval 1, probability 0, space 0, times 0 [ 90.463042] CPU: 1 PID: 8073 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 90.471253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 90.480586] Call Trace: [ 90.483153] dump_stack+0x1b2/0x281 [ 90.486763] should_fail.cold+0x10a/0x149 [ 90.490889] should_failslab+0xd6/0x130 [ 90.494839] kmem_cache_alloc_trace+0x29a/0x3d0 [ 90.499485] ? v9fs_session_init+0xad1/0x1540 [ 90.503955] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 90.509205] v9fs_session_init+0xc92/0x1540 [ 90.513507] ? v9fs_show_options+0x6b0/0x6b0 [ 90.517893] ? v9fs_mount+0x54/0x860 [ 90.521582] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 90.527009] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 90.531999] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 90.536923] v9fs_mount+0x73/0x860 [ 90.540451] ? alloc_pages_current+0x15d/0x260 [ 90.545018] ? __lockdep_init_map+0x100/0x560 [ 90.549488] mount_fs+0x92/0x2a0 [ 90.552832] vfs_kern_mount.part.0+0x5b/0x470 [ 90.557307] do_mount+0xe65/0x2a30 [ 90.560834] ? copy_mount_string+0x40/0x40 [ 90.565043] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 90.570035] ? copy_mnt_ns+0xa30/0xa30 executing program [ 90.573898] ? copy_mount_options+0x1fa/0x2f0 [ 90.578366] ? copy_mnt_ns+0xa30/0xa30 [ 90.582316] SyS_mount+0xa8/0x120 [ 90.585748] ? copy_mnt_ns+0xa30/0xa30 [ 90.589611] do_syscall_64+0x1d5/0x640 [ 90.593473] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 90.610689] FAULT_INJECTION: forcing a failure. [ 90.610689] name failslab, interval 1, probability 0, space 0, times 0 [ 90.621945] CPU: 1 PID: 8077 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 90.629808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 90.639139] Call Trace: [ 90.641705] dump_stack+0x1b2/0x281 [ 90.645308] should_fail.cold+0x10a/0x149 [ 90.649432] should_failslab+0xd6/0x130 [ 90.653395] kmem_cache_alloc_trace+0x29a/0x3d0 [ 90.658038] ? v9fs_session_init+0xad1/0x1540 [ 90.662506] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 90.667758] v9fs_session_init+0xc92/0x1540 [ 90.672056] ? v9fs_show_options+0x6b0/0x6b0 [ 90.676440] ? v9fs_mount+0x54/0x860 [ 90.680140] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 90.685564] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 90.690557] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 90.695375] v9fs_mount+0x73/0x860 [ 90.698887] ? alloc_pages_current+0x15d/0x260 [ 90.703441] ? __lockdep_init_map+0x100/0x560 [ 90.709130] mount_fs+0x92/0x2a0 [ 90.712471] vfs_kern_mount.part.0+0x5b/0x470 [ 90.716940] do_mount+0xe65/0x2a30 [ 90.720456] ? copy_mount_string+0x40/0x40 executing program [ 90.724665] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 90.729657] ? copy_mnt_ns+0xa30/0xa30 [ 90.733516] ? copy_mount_options+0x1fa/0x2f0 [ 90.737982] ? copy_mnt_ns+0xa30/0xa30 [ 90.741842] SyS_mount+0xa8/0x120 [ 90.745267] ? copy_mnt_ns+0xa30/0xa30 [ 90.749128] do_syscall_64+0x1d5/0x640 [ 90.752991] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 90.769246] FAULT_INJECTION: forcing a failure. [ 90.769246] name failslab, interval 1, probability 0, space 0, times 0 [ 90.780494] CPU: 1 PID: 8081 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 90.788446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 90.797775] Call Trace: [ 90.800341] dump_stack+0x1b2/0x281 [ 90.803945] should_fail.cold+0x10a/0x149 [ 90.808074] should_failslab+0xd6/0x130 [ 90.812024] kmem_cache_alloc_trace+0x29a/0x3d0 [ 90.816667] ? v9fs_session_init+0xad1/0x1540 [ 90.821150] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 90.826405] v9fs_session_init+0xc92/0x1540 [ 90.830703] ? v9fs_show_options+0x6b0/0x6b0 [ 90.835087] ? v9fs_mount+0x54/0x860 [ 90.838775] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 90.844200] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 90.849193] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 90.854010] v9fs_mount+0x73/0x860 [ 90.857523] ? alloc_pages_current+0x15d/0x260 [ 90.862201] ? __lockdep_init_map+0x100/0x560 [ 90.866757] mount_fs+0x92/0x2a0 [ 90.870189] vfs_kern_mount.part.0+0x5b/0x470 executing program [ 90.874657] do_mount+0xe65/0x2a30 [ 90.878178] ? retint_kernel+0x2d/0x2d [ 90.882039] ? copy_mount_string+0x40/0x40 [ 90.886246] ? copy_mount_options+0x19a/0x2f0 [ 90.890719] ? copy_mount_options+0x1fa/0x2f0 [ 90.895192] ? copy_mnt_ns+0xa30/0xa30 [ 90.899148] SyS_mount+0xa8/0x120 [ 90.902585] ? copy_mnt_ns+0xa30/0xa30 [ 90.906449] do_syscall_64+0x1d5/0x640 [ 90.910321] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 90.927875] FAULT_INJECTION: forcing a failure. [ 90.927875] name failslab, interval 1, probability 0, space 0, times 0 [ 90.939121] CPU: 1 PID: 8085 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 90.946978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 90.956574] Call Trace: [ 90.959146] dump_stack+0x1b2/0x281 [ 90.962754] should_fail.cold+0x10a/0x149 [ 90.966907] should_failslab+0xd6/0x130 [ 90.970855] kmem_cache_alloc_trace+0x29a/0x3d0 [ 90.975496] ? v9fs_session_init+0xad1/0x1540 [ 90.980143] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 90.985572] v9fs_session_init+0xc92/0x1540 [ 90.989875] ? v9fs_show_options+0x6b0/0x6b0 [ 90.994258] ? v9fs_mount+0x54/0x860 [ 90.997949] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 91.003372] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 91.008363] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 91.013180] v9fs_mount+0x73/0x860 [ 91.016695] ? alloc_pages_current+0x15d/0x260 [ 91.021254] ? __lockdep_init_map+0x100/0x560 executing program [ 91.025723] mount_fs+0x92/0x2a0 [ 91.029066] vfs_kern_mount.part.0+0x5b/0x470 [ 91.033540] do_mount+0xe65/0x2a30 [ 91.037058] ? copy_mount_string+0x40/0x40 [ 91.041270] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 91.046270] ? copy_mnt_ns+0xa30/0xa30 [ 91.050144] ? copy_mount_options+0x1fa/0x2f0 [ 91.055161] ? copy_mnt_ns+0xa30/0xa30 [ 91.059024] SyS_mount+0xa8/0x120 [ 91.062454] ? copy_mnt_ns+0xa30/0xa30 [ 91.066319] do_syscall_64+0x1d5/0x640 [ 91.070191] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 91.088190] FAULT_INJECTION: forcing a failure. [ 91.088190] name failslab, interval 1, probability 0, space 0, times 0 [ 91.099674] CPU: 0 PID: 8089 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 91.107578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 91.116997] Call Trace: [ 91.119567] dump_stack+0x1b2/0x281 [ 91.123173] should_fail.cold+0x10a/0x149 [ 91.127302] should_failslab+0xd6/0x130 [ 91.131267] kmem_cache_alloc_trace+0x29a/0x3d0 [ 91.135923] ? v9fs_session_init+0xad1/0x1540 [ 91.140392] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 91.145647] v9fs_session_init+0xc92/0x1540 [ 91.149947] ? v9fs_show_options+0x6b0/0x6b0 [ 91.154526] ? v9fs_mount+0x54/0x860 [ 91.158303] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 91.163731] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 91.168725] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 91.173547] v9fs_mount+0x73/0x860 [ 91.177070] ? alloc_pages_current+0x15d/0x260 [ 91.181629] ? __lockdep_init_map+0x100/0x560 executing program [ 91.186101] mount_fs+0x92/0x2a0 [ 91.189455] vfs_kern_mount.part.0+0x5b/0x470 [ 91.193929] do_mount+0xe65/0x2a30 [ 91.197445] ? retint_kernel+0x2d/0x2d [ 91.201311] ? copy_mount_string+0x40/0x40 [ 91.205527] ? copy_mount_options+0x18b/0x2f0 [ 91.210092] ? copy_mount_options+0x1fa/0x2f0 [ 91.214562] ? copy_mnt_ns+0xa30/0xa30 [ 91.218443] SyS_mount+0xa8/0x120 [ 91.222134] ? copy_mnt_ns+0xa30/0xa30 [ 91.225997] do_syscall_64+0x1d5/0x640 [ 91.229953] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 91.245334] FAULT_INJECTION: forcing a failure. [ 91.245334] name failslab, interval 1, probability 0, space 0, times 0 [ 91.256764] CPU: 0 PID: 8093 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 91.264629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 91.273966] Call Trace: [ 91.276538] dump_stack+0x1b2/0x281 [ 91.280142] should_fail.cold+0x10a/0x149 [ 91.284265] should_failslab+0xd6/0x130 [ 91.288216] kmem_cache_alloc_trace+0x29a/0x3d0 [ 91.292880] ? v9fs_session_init+0xad1/0x1540 [ 91.297351] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 91.302610] v9fs_session_init+0xc92/0x1540 [ 91.306914] ? v9fs_show_options+0x6b0/0x6b0 [ 91.311331] ? v9fs_mount+0x54/0x860 [ 91.315020] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 91.320447] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 91.325448] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 91.330270] v9fs_mount+0x73/0x860 [ 91.333793] ? alloc_pages_current+0x15d/0x260 [ 91.338354] ? __lockdep_init_map+0x100/0x560 executing program [ 91.342887] mount_fs+0x92/0x2a0 [ 91.346236] vfs_kern_mount.part.0+0x5b/0x470 [ 91.350706] do_mount+0xe65/0x2a30 [ 91.354230] ? copy_mount_string+0x40/0x40 [ 91.358614] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 91.363608] ? copy_mnt_ns+0xa30/0xa30 [ 91.367471] ? copy_mount_options+0x1fa/0x2f0 [ 91.371945] ? copy_mnt_ns+0xa30/0xa30 [ 91.375834] SyS_mount+0xa8/0x120 [ 91.379264] ? copy_mnt_ns+0xa30/0xa30 [ 91.383128] do_syscall_64+0x1d5/0x640 [ 91.387014] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 91.403101] FAULT_INJECTION: forcing a failure. [ 91.403101] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 91.414905] CPU: 0 PID: 8097 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 91.422762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 91.432105] Call Trace: [ 91.434677] dump_stack+0x1b2/0x281 [ 91.438287] should_fail.cold+0x10a/0x149 [ 91.442436] __alloc_pages_nodemask+0x21e/0x2900 [ 91.447169] ? depot_save_stack+0x10d/0x3f0 [ 91.451476] ? kasan_kmalloc+0xeb/0x160 [ 91.455432] ? __kmalloc+0x15a/0x400 [ 91.459129] ? p9_fcall_alloc+0x19/0x90 [ 91.463085] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 91.468423] ? p9_client_rpc+0x170/0x1520 [ 91.472545] ? p9_client_attach+0x137/0x750 [ 91.476842] ? v9fs_session_init+0xc03/0x1540 [ 91.481309] ? v9fs_mount+0x73/0x860 [ 91.485168] ? mount_fs+0x92/0x2a0 [ 91.488691] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 91.493512] ? do_syscall_64+0x1d5/0x640 [ 91.497548] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 91.502923] ? do_syscall_64+0x1d5/0x640 [ 91.506957] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 91.512303] ? cache_alloc_refill+0x2fa/0x350 [ 91.516785] cache_grow_begin+0x91/0x700 [ 91.520823] ? check_preemption_disabled+0x35/0x240 [ 91.525836] cache_alloc_refill+0x273/0x350 [ 91.530134] __kmalloc+0x378/0x400 [ 91.533650] ? p9_fcall_alloc+0x19/0x90 [ 91.537633] p9_fcall_alloc+0x19/0x90 [ 91.541409] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 91.546577] p9_client_rpc+0x170/0x1520 [ 91.550553] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 91.555893] ? lock_acquire+0x170/0x3f0 [ 91.559862] ? lock_downgrade+0x740/0x740 [ 91.563988] ? lock_acquire+0x170/0x3f0 [ 91.567970] ? lock_downgrade+0x740/0x740 [ 91.572094] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 91.577245] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 91.582259] p9_client_attach+0x137/0x750 [ 91.586415] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 91.591930] ? v9fs_session_init+0xad1/0x1540 [ 91.596407] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 91.601441] v9fs_session_init+0xc03/0x1540 [ 91.605743] ? v9fs_show_options+0x6b0/0x6b0 [ 91.610126] ? v9fs_mount+0x54/0x860 [ 91.613827] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 91.619266] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 91.624271] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 91.629098] v9fs_mount+0x73/0x860 [ 91.632617] ? alloc_pages_current+0x15d/0x260 [ 91.637178] ? __lockdep_init_map+0x100/0x560 [ 91.641650] mount_fs+0x92/0x2a0 [ 91.644993] vfs_kern_mount.part.0+0x5b/0x470 [ 91.649466] do_mount+0xe65/0x2a30 executing program [ 91.653009] ? copy_mount_string+0x40/0x40 [ 91.657226] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 91.662220] ? copy_mnt_ns+0xa30/0xa30 [ 91.666087] ? copy_mount_options+0x1fa/0x2f0 [ 91.670564] ? copy_mnt_ns+0xa30/0xa30 [ 91.674424] SyS_mount+0xa8/0x120 [ 91.677852] ? copy_mnt_ns+0xa30/0xa30 [ 91.681715] do_syscall_64+0x1d5/0x640 [ 91.685582] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 91.698922] FAULT_INJECTION: forcing a failure. [ 91.698922] name failslab, interval 1, probability 0, space 0, times 0 [ 91.710301] CPU: 0 PID: 8101 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 91.718181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 91.727610] Call Trace: [ 91.730175] dump_stack+0x1b2/0x281 [ 91.733783] should_fail.cold+0x10a/0x149 [ 91.737905] should_failslab+0xd6/0x130 [ 91.741853] kmem_cache_alloc_trace+0x29a/0x3d0 [ 91.746496] ? v9fs_session_init+0xad1/0x1540 [ 91.750963] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 91.756213] v9fs_session_init+0xc92/0x1540 [ 91.760512] ? v9fs_show_options+0x6b0/0x6b0 [ 91.764898] ? v9fs_mount+0x54/0x860 [ 91.768591] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 91.774014] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 91.779001] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 91.783815] v9fs_mount+0x73/0x860 [ 91.787329] ? alloc_pages_current+0x15d/0x260 [ 91.791886] ? __lockdep_init_map+0x100/0x560 [ 91.796355] mount_fs+0x92/0x2a0 [ 91.799695] vfs_kern_mount.part.0+0x5b/0x470 executing program [ 91.804164] do_mount+0xe65/0x2a30 [ 91.807683] ? copy_mount_string+0x40/0x40 [ 91.811893] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 91.816882] ? copy_mnt_ns+0xa30/0xa30 [ 91.820741] ? copy_mount_options+0x1fa/0x2f0 [ 91.825210] ? copy_mnt_ns+0xa30/0xa30 [ 91.829071] SyS_mount+0xa8/0x120 [ 91.832498] ? copy_mnt_ns+0xa30/0xa30 [ 91.836359] do_syscall_64+0x1d5/0x640 [ 91.840224] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 91.858305] FAULT_INJECTION: forcing a failure. [ 91.858305] name failslab, interval 1, probability 0, space 0, times 0 [ 91.869573] CPU: 0 PID: 8105 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 91.877439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 91.886767] Call Trace: [ 91.889331] dump_stack+0x1b2/0x281 [ 91.892933] should_fail.cold+0x10a/0x149 [ 91.897064] should_failslab+0xd6/0x130 [ 91.901012] kmem_cache_alloc_trace+0x29a/0x3d0 [ 91.905656] ? v9fs_session_init+0xad1/0x1540 [ 91.910123] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 91.915370] v9fs_session_init+0xc92/0x1540 [ 91.919804] ? v9fs_show_options+0x6b0/0x6b0 [ 91.924193] ? v9fs_mount+0x54/0x860 [ 91.927888] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 91.933317] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 91.938336] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 91.943251] v9fs_mount+0x73/0x860 [ 91.946773] ? alloc_pages_current+0x15d/0x260 [ 91.951335] ? __lockdep_init_map+0x100/0x560 [ 91.955813] mount_fs+0x92/0x2a0 executing program [ 91.959164] vfs_kern_mount.part.0+0x5b/0x470 [ 91.963636] do_mount+0xe65/0x2a30 [ 91.967165] ? copy_mount_string+0x40/0x40 [ 91.971464] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 91.976456] ? copy_mnt_ns+0xa30/0xa30 [ 91.980317] ? copy_mount_options+0x1fa/0x2f0 [ 91.984788] ? copy_mnt_ns+0xa30/0xa30 [ 91.988650] SyS_mount+0xa8/0x120 [ 91.992098] ? copy_mnt_ns+0xa30/0xa30 [ 91.995957] do_syscall_64+0x1d5/0x640 [ 91.999822] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 92.017528] FAULT_INJECTION: forcing a failure. [ 92.017528] name failslab, interval 1, probability 0, space 0, times 0 [ 92.028820] CPU: 0 PID: 8109 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 92.036676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 92.046448] Call Trace: [ 92.049014] dump_stack+0x1b2/0x281 [ 92.052627] should_fail.cold+0x10a/0x149 [ 92.056753] should_failslab+0xd6/0x130 [ 92.060703] kmem_cache_alloc+0x28e/0x3c0 [ 92.064825] __fscache_acquire_cookie+0xd6/0x420 [ 92.069568] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 92.074733] v9fs_session_init+0xc92/0x1540 [ 92.079046] ? v9fs_show_options+0x6b0/0x6b0 [ 92.083429] ? v9fs_mount+0x54/0x860 [ 92.087116] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 92.092539] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 92.097529] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 92.102350] v9fs_mount+0x73/0x860 [ 92.105867] ? alloc_pages_current+0x15d/0x260 [ 92.110433] ? __lockdep_init_map+0x100/0x560 [ 92.114905] mount_fs+0x92/0x2a0 executing program [ 92.118247] vfs_kern_mount.part.0+0x5b/0x470 [ 92.122717] do_mount+0xe65/0x2a30 [ 92.126237] ? copy_mount_string+0x40/0x40 [ 92.130447] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 92.135441] ? copy_mnt_ns+0xa30/0xa30 [ 92.139303] ? copy_mount_options+0x1fa/0x2f0 [ 92.143776] ? copy_mnt_ns+0xa30/0xa30 [ 92.147637] SyS_mount+0xa8/0x120 [ 92.151072] ? copy_mnt_ns+0xa30/0xa30 [ 92.154935] do_syscall_64+0x1d5/0x640 [ 92.158852] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 92.176152] FAULT_INJECTION: forcing a failure. [ 92.176152] name failslab, interval 1, probability 0, space 0, times 0 [ 92.187539] CPU: 0 PID: 8113 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 92.195399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 92.204734] Call Trace: [ 92.207302] dump_stack+0x1b2/0x281 [ 92.210904] should_fail.cold+0x10a/0x149 [ 92.215068] should_failslab+0xd6/0x130 [ 92.219021] kmem_cache_alloc+0x28e/0x3c0 [ 92.223142] __fscache_acquire_cookie+0xd6/0x420 [ 92.227872] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 92.233046] v9fs_session_init+0xc92/0x1540 [ 92.237350] ? v9fs_show_options+0x6b0/0x6b0 [ 92.241745] ? v9fs_mount+0x54/0x860 [ 92.245438] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 92.250863] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 92.255854] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 92.260672] v9fs_mount+0x73/0x860 [ 92.264186] ? alloc_pages_current+0x15d/0x260 [ 92.268741] ? __lockdep_init_map+0x100/0x560 [ 92.273213] mount_fs+0x92/0x2a0 executing program [ 92.276564] vfs_kern_mount.part.0+0x5b/0x470 [ 92.281039] do_mount+0xe65/0x2a30 [ 92.284557] ? copy_mount_string+0x40/0x40 [ 92.288766] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 92.293754] ? copy_mnt_ns+0xa30/0xa30 [ 92.297617] ? copy_mount_options+0x1fa/0x2f0 [ 92.302091] ? copy_mnt_ns+0xa30/0xa30 [ 92.305958] SyS_mount+0xa8/0x120 [ 92.309393] ? copy_mnt_ns+0xa30/0xa30 [ 92.313259] do_syscall_64+0x1d5/0x640 [ 92.317124] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 92.333391] FAULT_INJECTION: forcing a failure. [ 92.333391] name failslab, interval 1, probability 0, space 0, times 0 [ 92.344966] CPU: 0 PID: 8117 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 92.352834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 92.362163] Call Trace: [ 92.364760] dump_stack+0x1b2/0x281 [ 92.368364] should_fail.cold+0x10a/0x149 [ 92.372487] should_failslab+0xd6/0x130 [ 92.376440] kmem_cache_alloc+0x28e/0x3c0 [ 92.380562] __fscache_acquire_cookie+0xd6/0x420 [ 92.385296] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 92.390461] v9fs_session_init+0xc92/0x1540 [ 92.394768] ? v9fs_show_options+0x6b0/0x6b0 [ 92.399164] ? v9fs_mount+0x54/0x860 [ 92.402855] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 92.408283] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 92.413279] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 92.418102] v9fs_mount+0x73/0x860 [ 92.421616] ? alloc_pages_current+0x15d/0x260 [ 92.426170] ? __lockdep_init_map+0x100/0x560 [ 92.430639] mount_fs+0x92/0x2a0 executing program [ 92.433990] vfs_kern_mount.part.0+0x5b/0x470 [ 92.438470] do_mount+0xe65/0x2a30 [ 92.441987] ? copy_mount_string+0x40/0x40 [ 92.446201] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 92.451187] ? copy_mnt_ns+0xa30/0xa30 [ 92.455051] ? copy_mount_options+0x1fa/0x2f0 [ 92.459526] ? copy_mnt_ns+0xa30/0xa30 [ 92.463395] SyS_mount+0xa8/0x120 [ 92.466824] ? copy_mnt_ns+0xa30/0xa30 [ 92.470687] do_syscall_64+0x1d5/0x640 [ 92.474550] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 92.491027] FAULT_INJECTION: forcing a failure. [ 92.491027] name failslab, interval 1, probability 0, space 0, times 0 [ 92.502307] CPU: 0 PID: 8121 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 92.510164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 92.519492] Call Trace: [ 92.522062] dump_stack+0x1b2/0x281 [ 92.525664] should_fail.cold+0x10a/0x149 [ 92.529787] should_failslab+0xd6/0x130 [ 92.533738] kmem_cache_alloc+0x28e/0x3c0 [ 92.537874] __fscache_acquire_cookie+0xd6/0x420 [ 92.542610] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 92.547778] v9fs_session_init+0xc92/0x1540 [ 92.552164] ? v9fs_show_options+0x6b0/0x6b0 [ 92.556546] ? v9fs_mount+0x54/0x860 [ 92.560234] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 92.565658] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 92.570648] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 92.575464] v9fs_mount+0x73/0x860 [ 92.578979] ? alloc_pages_current+0x15d/0x260 [ 92.583533] ? __lockdep_init_map+0x100/0x560 [ 92.588001] mount_fs+0x92/0x2a0 executing program [ 92.591343] vfs_kern_mount.part.0+0x5b/0x470 [ 92.595814] do_mount+0xe65/0x2a30 [ 92.599330] ? copy_mount_string+0x40/0x40 [ 92.603547] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 92.608545] ? copy_mnt_ns+0xa30/0xa30 [ 92.612408] ? copy_mount_options+0x1fa/0x2f0 [ 92.616877] ? copy_mnt_ns+0xa30/0xa30 [ 92.620735] SyS_mount+0xa8/0x120 [ 92.624163] ? copy_mnt_ns+0xa30/0xa30 [ 92.628023] do_syscall_64+0x1d5/0x640 [ 92.631891] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 92.651256] FAULT_INJECTION: forcing a failure. [ 92.651256] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 92.663048] CPU: 1 PID: 8125 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 92.670903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 92.680229] Call Trace: [ 92.682793] dump_stack+0x1b2/0x281 [ 92.686398] should_fail.cold+0x10a/0x149 [ 92.690526] __alloc_pages_nodemask+0x21e/0x2900 [ 92.695254] ? depot_save_stack+0x10d/0x3f0 [ 92.699549] ? kasan_kmalloc+0xeb/0x160 [ 92.703498] ? __kmalloc+0x15a/0x400 [ 92.707186] ? p9_fcall_alloc+0x19/0x90 [ 92.711132] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 92.716468] ? p9_client_rpc+0x170/0x1520 [ 92.720588] ? p9_client_attach+0x137/0x750 [ 92.724895] ? v9fs_session_init+0xc03/0x1540 [ 92.729448] ? v9fs_mount+0x73/0x860 [ 92.733133] ? mount_fs+0x92/0x2a0 [ 92.736694] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 92.741509] ? do_syscall_64+0x1d5/0x640 [ 92.745550] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 92.750885] ? do_syscall_64+0x1d5/0x640 [ 92.754918] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 92.760258] ? cache_alloc_refill+0x2fa/0x350 [ 92.764753] cache_grow_begin+0x91/0x700 [ 92.768788] ? check_preemption_disabled+0x35/0x240 [ 92.773777] cache_alloc_refill+0x273/0x350 [ 92.778076] __kmalloc+0x378/0x400 [ 92.781586] ? p9_fcall_alloc+0x19/0x90 [ 92.785540] p9_fcall_alloc+0x19/0x90 [ 92.789314] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 92.794479] p9_client_rpc+0x170/0x1520 [ 92.798426] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 92.803763] ? lock_acquire+0x170/0x3f0 [ 92.807709] ? lock_downgrade+0x740/0x740 [ 92.811829] ? lock_acquire+0x170/0x3f0 [ 92.815775] ? lock_downgrade+0x740/0x740 [ 92.819898] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 92.824975] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 92.830003] p9_client_attach+0x137/0x750 [ 92.834126] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 92.839634] ? v9fs_session_init+0xad1/0x1540 [ 92.844101] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 92.849112] v9fs_session_init+0xc03/0x1540 [ 92.853426] ? v9fs_show_options+0x6b0/0x6b0 [ 92.857824] ? v9fs_mount+0x54/0x860 [ 92.861519] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 92.867039] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 92.872045] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 92.876874] v9fs_mount+0x73/0x860 [ 92.880434] ? alloc_pages_current+0x15d/0x260 [ 92.885071] ? __lockdep_init_map+0x100/0x560 [ 92.889547] mount_fs+0x92/0x2a0 [ 92.892915] vfs_kern_mount.part.0+0x5b/0x470 [ 92.897413] do_mount+0xe65/0x2a30 executing program [ 92.900934] ? copy_mount_string+0x40/0x40 [ 92.905155] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 92.910158] ? copy_mnt_ns+0xa30/0xa30 [ 92.914026] ? copy_mount_options+0x1fa/0x2f0 [ 92.918498] ? copy_mnt_ns+0xa30/0xa30 [ 92.922391] SyS_mount+0xa8/0x120 [ 92.925818] ? copy_mnt_ns+0xa30/0xa30 [ 92.929757] do_syscall_64+0x1d5/0x640 [ 92.933623] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 92.953514] FAULT_INJECTION: forcing a failure. [ 92.953514] name failslab, interval 1, probability 0, space 0, times 0 [ 92.965015] CPU: 1 PID: 8129 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 92.972881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 92.982323] Call Trace: [ 92.984894] dump_stack+0x1b2/0x281 [ 92.988532] should_fail.cold+0x10a/0x149 [ 92.992663] should_failslab+0xd6/0x130 [ 92.996615] kmem_cache_alloc_trace+0x29a/0x3d0 [ 93.001259] ? v9fs_session_init+0xad1/0x1540 [ 93.005735] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 93.010994] v9fs_session_init+0xc92/0x1540 [ 93.015299] ? v9fs_show_options+0x6b0/0x6b0 [ 93.019686] ? v9fs_mount+0x54/0x860 [ 93.023376] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 93.028812] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 93.033817] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 93.038644] v9fs_mount+0x73/0x860 [ 93.042187] ? alloc_pages_current+0x15d/0x260 [ 93.046752] ? __lockdep_init_map+0x100/0x560 executing program [ 93.051228] mount_fs+0x92/0x2a0 [ 93.054577] vfs_kern_mount.part.0+0x5b/0x470 [ 93.059061] do_mount+0xe65/0x2a30 [ 93.062582] ? copy_mount_string+0x40/0x40 [ 93.066795] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 93.071789] ? copy_mnt_ns+0xa30/0xa30 [ 93.075651] ? copy_mount_options+0x1fa/0x2f0 [ 93.080250] ? copy_mnt_ns+0xa30/0xa30 [ 93.084118] SyS_mount+0xa8/0x120 [ 93.087548] ? copy_mnt_ns+0xa30/0xa30 [ 93.091424] do_syscall_64+0x1d5/0x640 [ 93.095415] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 93.114034] FAULT_INJECTION: forcing a failure. [ 93.114034] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 93.126025] CPU: 0 PID: 8133 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 93.133883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 93.143214] Call Trace: [ 93.145780] dump_stack+0x1b2/0x281 [ 93.149397] should_fail.cold+0x10a/0x149 [ 93.153563] __alloc_pages_nodemask+0x21e/0x2900 [ 93.158305] ? depot_save_stack+0x10d/0x3f0 [ 93.162622] ? kasan_kmalloc+0xeb/0x160 [ 93.166604] ? __kmalloc+0x15a/0x400 [ 93.172224] ? p9_fcall_alloc+0x19/0x90 [ 93.176403] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 93.181746] ? p9_client_rpc+0x170/0x1520 [ 93.185884] ? p9_client_attach+0x137/0x750 [ 93.190215] ? v9fs_session_init+0xc03/0x1540 [ 93.194701] ? v9fs_mount+0x73/0x860 [ 93.198408] ? mount_fs+0x92/0x2a0 [ 93.201935] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 93.206758] ? do_syscall_64+0x1d5/0x640 [ 93.210799] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 93.216139] ? do_syscall_64+0x1d5/0x640 [ 93.220175] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 93.225517] ? cache_alloc_refill+0x2fa/0x350 [ 93.229993] cache_grow_begin+0x91/0x700 [ 93.234034] ? check_preemption_disabled+0x35/0x240 [ 93.239027] cache_alloc_refill+0x273/0x350 [ 93.243331] __kmalloc+0x378/0x400 [ 93.246846] ? p9_fcall_alloc+0x19/0x90 [ 93.250796] p9_fcall_alloc+0x19/0x90 [ 93.254573] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 93.259738] p9_client_rpc+0x170/0x1520 [ 93.263693] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 93.269038] ? lock_acquire+0x170/0x3f0 [ 93.272994] ? lock_downgrade+0x740/0x740 [ 93.277118] ? lock_acquire+0x170/0x3f0 [ 93.281085] ? lock_downgrade+0x740/0x740 [ 93.285223] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 93.290333] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 93.295333] p9_client_attach+0x137/0x750 [ 93.299458] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 93.304976] ? v9fs_session_init+0xad1/0x1540 [ 93.309454] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 93.314448] v9fs_session_init+0xc03/0x1540 [ 93.318750] ? v9fs_show_options+0x6b0/0x6b0 [ 93.323136] ? v9fs_mount+0x54/0x860 [ 93.326828] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 93.332257] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 93.337265] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 93.342187] v9fs_mount+0x73/0x860 [ 93.345703] ? alloc_pages_current+0x15d/0x260 [ 93.350349] ? __lockdep_init_map+0x100/0x560 [ 93.354823] mount_fs+0x92/0x2a0 [ 93.358197] vfs_kern_mount.part.0+0x5b/0x470 executing program [ 93.362671] do_mount+0xe65/0x2a30 [ 93.366188] ? copy_mount_string+0x40/0x40 [ 93.370397] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 93.375391] ? copy_mnt_ns+0xa30/0xa30 [ 93.379254] ? copy_mount_options+0x1fa/0x2f0 [ 93.383725] ? copy_mnt_ns+0xa30/0xa30 [ 93.387601] SyS_mount+0xa8/0x120 [ 93.391038] ? copy_mnt_ns+0xa30/0xa30 [ 93.394910] do_syscall_64+0x1d5/0x640 [ 93.398778] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 93.417575] FAULT_INJECTION: forcing a failure. [ 93.417575] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 93.429395] CPU: 0 PID: 8137 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 93.437262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 93.446590] Call Trace: [ 93.449156] dump_stack+0x1b2/0x281 [ 93.452773] should_fail.cold+0x10a/0x149 [ 93.456899] __alloc_pages_nodemask+0x21e/0x2900 [ 93.461635] ? depot_save_stack+0x10d/0x3f0 [ 93.465938] ? kasan_kmalloc+0xeb/0x160 [ 93.469888] ? __kmalloc+0x15a/0x400 [ 93.473579] ? p9_fcall_alloc+0x19/0x90 [ 93.477526] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 93.482867] ? p9_client_rpc+0x170/0x1520 [ 93.486991] ? p9_client_attach+0x137/0x750 [ 93.491286] ? v9fs_session_init+0xc03/0x1540 [ 93.495756] ? v9fs_mount+0x73/0x860 [ 93.499444] ? mount_fs+0x92/0x2a0 [ 93.502962] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 93.507777] ? do_syscall_64+0x1d5/0x640 [ 93.511813] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 93.517150] ? do_syscall_64+0x1d5/0x640 [ 93.521185] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 93.526550] ? cache_alloc_refill+0x2fa/0x350 [ 93.531028] cache_grow_begin+0x91/0x700 [ 93.535069] ? check_preemption_disabled+0x35/0x240 [ 93.540063] cache_alloc_refill+0x273/0x350 [ 93.544362] __kmalloc+0x378/0x400 [ 93.547877] ? p9_fcall_alloc+0x19/0x90 [ 93.551827] p9_fcall_alloc+0x19/0x90 [ 93.555622] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 93.560788] p9_client_rpc+0x170/0x1520 [ 93.564742] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 93.570085] ? lock_acquire+0x170/0x3f0 [ 93.574037] ? lock_downgrade+0x740/0x740 [ 93.578163] ? lock_acquire+0x170/0x3f0 [ 93.582118] ? lock_downgrade+0x740/0x740 [ 93.586245] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 93.591345] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 93.596336] p9_client_attach+0x137/0x750 [ 93.600460] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 93.605975] ? v9fs_session_init+0xad1/0x1540 [ 93.610533] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 93.615525] v9fs_session_init+0xc03/0x1540 [ 93.619831] ? v9fs_show_options+0x6b0/0x6b0 [ 93.624215] ? v9fs_mount+0x54/0x860 [ 93.628083] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 93.633509] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 93.638501] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 93.643321] v9fs_mount+0x73/0x860 [ 93.646840] ? alloc_pages_current+0x15d/0x260 [ 93.651407] ? __lockdep_init_map+0x100/0x560 [ 93.655878] mount_fs+0x92/0x2a0 [ 93.659933] vfs_kern_mount.part.0+0x5b/0x470 executing program [ 93.666318] do_mount+0xe65/0x2a30 [ 93.669835] ? copy_mount_string+0x40/0x40 [ 93.674080] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 93.679075] ? copy_mnt_ns+0xa30/0xa30 [ 93.682937] ? copy_mount_options+0x1fa/0x2f0 [ 93.687406] ? copy_mnt_ns+0xa30/0xa30 [ 93.691277] SyS_mount+0xa8/0x120 [ 93.694705] ? copy_mnt_ns+0xa30/0xa30 [ 93.698567] do_syscall_64+0x1d5/0x640 [ 93.707049] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 93.725493] FAULT_INJECTION: forcing a failure. [ 93.725493] name failslab, interval 1, probability 0, space 0, times 0 [ 93.736876] CPU: 0 PID: 8141 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 93.744743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 93.754078] Call Trace: [ 93.756659] dump_stack+0x1b2/0x281 [ 93.760630] should_fail.cold+0x10a/0x149 [ 93.764757] should_failslab+0xd6/0x130 [ 93.768706] kmem_cache_alloc_trace+0x29a/0x3d0 [ 93.773351] ? v9fs_session_init+0xad1/0x1540 [ 93.777820] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 93.783077] v9fs_session_init+0xc92/0x1540 [ 93.787377] ? v9fs_show_options+0x6b0/0x6b0 [ 93.791770] ? v9fs_mount+0x54/0x860 [ 93.795458] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 93.800882] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 93.805873] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 93.810691] v9fs_mount+0x73/0x860 [ 93.814207] ? alloc_pages_current+0x15d/0x260 [ 93.818764] ? __lockdep_init_map+0x100/0x560 executing program [ 93.823251] mount_fs+0x92/0x2a0 [ 93.826683] vfs_kern_mount.part.0+0x5b/0x470 [ 93.831161] do_mount+0xe65/0x2a30 [ 93.834780] ? copy_mount_string+0x40/0x40 [ 93.838991] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 93.843986] ? copy_mnt_ns+0xa30/0xa30 [ 93.847850] ? copy_mount_options+0x1fa/0x2f0 [ 93.852320] ? copy_mnt_ns+0xa30/0xa30 [ 93.856193] SyS_mount+0xa8/0x120 [ 93.859627] ? copy_mnt_ns+0xa30/0xa30 [ 93.863498] do_syscall_64+0x1d5/0x640 [ 93.867459] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 93.886679] FAULT_INJECTION: forcing a failure. [ 93.886679] name failslab, interval 1, probability 0, space 0, times 0 [ 93.897969] CPU: 0 PID: 8145 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 93.905837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 93.915206] Call Trace: [ 93.917772] dump_stack+0x1b2/0x281 [ 93.921377] should_fail.cold+0x10a/0x149 [ 93.925504] should_failslab+0xd6/0x130 [ 93.929458] kmem_cache_alloc+0x28e/0x3c0 [ 93.933585] __fscache_acquire_cookie+0xd6/0x420 [ 93.938338] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 93.943504] v9fs_session_init+0xc92/0x1540 [ 93.947803] ? v9fs_show_options+0x6b0/0x6b0 [ 93.952284] ? v9fs_mount+0x54/0x860 [ 93.955975] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 93.961405] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 93.966397] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 93.971214] v9fs_mount+0x73/0x860 [ 93.974731] ? alloc_pages_current+0x15d/0x260 [ 93.979287] ? __lockdep_init_map+0x100/0x560 [ 93.983758] mount_fs+0x92/0x2a0 executing program [ 93.987110] vfs_kern_mount.part.0+0x5b/0x470 [ 93.991683] do_mount+0xe65/0x2a30 [ 93.995320] ? copy_mount_string+0x40/0x40 [ 93.999631] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 94.004628] ? copy_mnt_ns+0xa30/0xa30 [ 94.008499] ? copy_mount_options+0x1fa/0x2f0 [ 94.012987] ? copy_mnt_ns+0xa30/0xa30 [ 94.016859] SyS_mount+0xa8/0x120 [ 94.020395] ? copy_mnt_ns+0xa30/0xa30 [ 94.024274] do_syscall_64+0x1d5/0x640 [ 94.028154] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 94.048425] FAULT_INJECTION: forcing a failure. [ 94.048425] name failslab, interval 1, probability 0, space 0, times 0 [ 94.059829] CPU: 0 PID: 8149 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 94.067694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 94.077027] Call Trace: [ 94.079595] dump_stack+0x1b2/0x281 [ 94.083204] should_fail.cold+0x10a/0x149 [ 94.087329] should_failslab+0xd6/0x130 [ 94.091282] kmem_cache_alloc_trace+0x29a/0x3d0 [ 94.095932] ? v9fs_session_init+0xad1/0x1540 [ 94.100411] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 94.105666] v9fs_session_init+0xc92/0x1540 [ 94.110059] ? v9fs_show_options+0x6b0/0x6b0 [ 94.114444] ? v9fs_mount+0x54/0x860 [ 94.118140] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 94.123569] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 94.128564] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 94.133382] v9fs_mount+0x73/0x860 [ 94.136925] ? alloc_pages_current+0x15d/0x260 [ 94.141483] ? __lockdep_init_map+0x100/0x560 executing program [ 94.145958] mount_fs+0x92/0x2a0 [ 94.149306] vfs_kern_mount.part.0+0x5b/0x470 [ 94.153775] do_mount+0xe65/0x2a30 [ 94.157290] ? copy_mount_string+0x40/0x40 [ 94.161499] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 94.166489] ? copy_mnt_ns+0xa30/0xa30 [ 94.170351] ? copy_mount_options+0x1fa/0x2f0 [ 94.174820] ? copy_mnt_ns+0xa30/0xa30 [ 94.178681] SyS_mount+0xa8/0x120 [ 94.182113] ? copy_mnt_ns+0xa30/0xa30 [ 94.185976] do_syscall_64+0x1d5/0x640 [ 94.189841] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 94.208869] FAULT_INJECTION: forcing a failure. [ 94.208869] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 94.220686] CPU: 1 PID: 8153 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 94.228539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 94.237895] Call Trace: [ 94.240459] dump_stack+0x1b2/0x281 [ 94.244063] should_fail.cold+0x10a/0x149 [ 94.248188] __alloc_pages_nodemask+0x21e/0x2900 [ 94.252925] ? depot_save_stack+0x10d/0x3f0 [ 94.257313] ? kasan_kmalloc+0xeb/0x160 [ 94.261260] ? __kmalloc+0x15a/0x400 [ 94.264946] ? p9_fcall_alloc+0x19/0x90 [ 94.268893] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 94.274229] ? p9_client_rpc+0x170/0x1520 [ 94.278383] ? p9_client_attach+0x137/0x750 [ 94.282869] ? v9fs_session_init+0xc03/0x1540 [ 94.287336] ? v9fs_mount+0x73/0x860 [ 94.291021] ? mount_fs+0x92/0x2a0 [ 94.294534] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 94.299349] ? do_syscall_64+0x1d5/0x640 [ 94.303388] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 94.308726] ? do_syscall_64+0x1d5/0x640 [ 94.312760] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 94.318113] ? cache_alloc_refill+0x2fa/0x350 [ 94.322589] cache_grow_begin+0x91/0x700 [ 94.326636] ? check_preemption_disabled+0x35/0x240 [ 94.331639] cache_alloc_refill+0x273/0x350 [ 94.335959] __kmalloc+0x378/0x400 [ 94.339482] ? p9_fcall_alloc+0x19/0x90 [ 94.343437] p9_fcall_alloc+0x19/0x90 [ 94.347220] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 94.352391] p9_client_rpc+0x170/0x1520 [ 94.356342] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 94.361703] ? lock_acquire+0x170/0x3f0 [ 94.365658] ? lock_downgrade+0x740/0x740 [ 94.369786] ? lock_acquire+0x170/0x3f0 [ 94.373753] ? lock_downgrade+0x740/0x740 [ 94.377969] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 94.383053] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 94.388050] p9_client_attach+0x137/0x750 [ 94.392175] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 94.397697] ? v9fs_session_init+0xad1/0x1540 [ 94.402170] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 94.407162] v9fs_session_init+0xc03/0x1540 [ 94.411461] ? v9fs_show_options+0x6b0/0x6b0 [ 94.415881] ? v9fs_mount+0x54/0x860 [ 94.420016] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 94.425438] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 94.430687] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 94.435505] v9fs_mount+0x73/0x860 [ 94.439020] ? alloc_pages_current+0x15d/0x260 [ 94.443574] ? __lockdep_init_map+0x100/0x560 [ 94.448042] mount_fs+0x92/0x2a0 [ 94.451388] vfs_kern_mount.part.0+0x5b/0x470 [ 94.455865] do_mount+0xe65/0x2a30 executing program [ 94.459380] ? copy_mount_string+0x40/0x40 [ 94.463587] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 94.468574] ? copy_mnt_ns+0xa30/0xa30 [ 94.472442] ? copy_mount_options+0x1fa/0x2f0 [ 94.476919] ? copy_mnt_ns+0xa30/0xa30 [ 94.480778] SyS_mount+0xa8/0x120 [ 94.484204] ? copy_mnt_ns+0xa30/0xa30 [ 94.488066] do_syscall_64+0x1d5/0x640 [ 94.491931] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 94.512216] FAULT_INJECTION: forcing a failure. [ 94.512216] name failslab, interval 1, probability 0, space 0, times 0 [ 94.523740] CPU: 1 PID: 8157 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 94.531601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 94.540933] Call Trace: [ 94.543499] dump_stack+0x1b2/0x281 [ 94.547102] should_fail.cold+0x10a/0x149 [ 94.551225] should_failslab+0xd6/0x130 [ 94.555177] kmem_cache_alloc_trace+0x29a/0x3d0 [ 94.560010] ? v9fs_session_init+0xad1/0x1540 [ 94.564486] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 94.569742] v9fs_session_init+0xc92/0x1540 [ 94.574052] ? v9fs_show_options+0x6b0/0x6b0 [ 94.578455] ? v9fs_mount+0x54/0x860 [ 94.582155] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 94.588543] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 94.593539] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 94.598448] v9fs_mount+0x73/0x860 [ 94.601962] ? alloc_pages_current+0x15d/0x260 [ 94.606519] ? __lockdep_init_map+0x100/0x560 executing program [ 94.610996] mount_fs+0x92/0x2a0 [ 94.614350] vfs_kern_mount.part.0+0x5b/0x470 [ 94.618876] do_mount+0xe65/0x2a30 [ 94.622398] ? copy_mount_string+0x40/0x40 [ 94.626613] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 94.631619] ? copy_mnt_ns+0xa30/0xa30 [ 94.635499] ? copy_mount_options+0x1fa/0x2f0 [ 94.639976] ? copy_mnt_ns+0xa30/0xa30 [ 94.643845] SyS_mount+0xa8/0x120 [ 94.647279] ? copy_mnt_ns+0xa30/0xa30 [ 94.651141] do_syscall_64+0x1d5/0x640 [ 94.655007] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 94.673342] FAULT_INJECTION: forcing a failure. [ 94.673342] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 94.685139] CPU: 0 PID: 8161 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 94.693001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 94.702567] Call Trace: [ 94.705572] dump_stack+0x1b2/0x281 [ 94.709184] should_fail.cold+0x10a/0x149 [ 94.713347] __alloc_pages_nodemask+0x21e/0x2900 [ 94.718121] ? depot_save_stack+0x10d/0x3f0 [ 94.722426] ? kasan_kmalloc+0xeb/0x160 [ 94.726377] ? __kmalloc+0x15a/0x400 [ 94.730077] ? p9_fcall_alloc+0x19/0x90 [ 94.734028] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 94.739557] ? p9_client_rpc+0x170/0x1520 [ 94.743700] ? p9_client_attach+0x137/0x750 [ 94.748008] ? v9fs_session_init+0xc03/0x1540 [ 94.752488] ? v9fs_mount+0x73/0x860 [ 94.756182] ? mount_fs+0x92/0x2a0 [ 94.759704] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 94.764522] ? do_syscall_64+0x1d5/0x640 [ 94.768559] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 94.773898] ? do_syscall_64+0x1d5/0x640 [ 94.777951] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 94.783397] ? cache_alloc_refill+0x2fa/0x350 [ 94.787992] cache_grow_begin+0x91/0x700 [ 94.792033] ? check_preemption_disabled+0x35/0x240 [ 94.797026] cache_alloc_refill+0x273/0x350 [ 94.801332] __kmalloc+0x378/0x400 [ 94.804890] ? p9_fcall_alloc+0x19/0x90 [ 94.808845] p9_fcall_alloc+0x19/0x90 [ 94.812617] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 94.817802] p9_client_rpc+0x170/0x1520 [ 94.821785] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 94.827130] ? lock_acquire+0x170/0x3f0 [ 94.831157] ? lock_downgrade+0x740/0x740 [ 94.835297] ? lock_acquire+0x170/0x3f0 [ 94.839252] ? lock_downgrade+0x740/0x740 [ 94.843383] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 94.848464] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 94.853468] p9_client_attach+0x137/0x750 [ 94.857592] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 94.863106] ? v9fs_session_init+0xad1/0x1540 [ 94.867581] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 94.872572] v9fs_session_init+0xc03/0x1540 [ 94.876879] ? v9fs_show_options+0x6b0/0x6b0 [ 94.881262] ? v9fs_mount+0x54/0x860 [ 94.884955] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 94.890383] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 94.895381] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 94.900201] v9fs_mount+0x73/0x860 [ 94.903805] ? alloc_pages_current+0x15d/0x260 [ 94.908360] ? __lockdep_init_map+0x100/0x560 [ 94.912831] mount_fs+0x92/0x2a0 [ 94.916179] vfs_kern_mount.part.0+0x5b/0x470 [ 94.920648] do_mount+0xe65/0x2a30 executing program [ 94.924165] ? retint_kernel+0x2d/0x2d [ 94.928028] ? copy_mount_string+0x40/0x40 [ 94.932239] ? copy_mount_options+0x197/0x2f0 [ 94.936711] ? copy_mount_options+0x1fa/0x2f0 [ 94.941182] ? copy_mnt_ns+0xa30/0xa30 [ 94.945043] SyS_mount+0xa8/0x120 [ 94.948469] ? copy_mnt_ns+0xa30/0xa30 [ 94.952333] do_syscall_64+0x1d5/0x640 [ 94.956207] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 94.978494] FAULT_INJECTION: forcing a failure. [ 94.978494] name failslab, interval 1, probability 0, space 0, times 0 [ 94.989965] CPU: 0 PID: 8165 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 94.997911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 95.007241] Call Trace: [ 95.009810] dump_stack+0x1b2/0x281 [ 95.013426] should_fail.cold+0x10a/0x149 [ 95.017570] should_failslab+0xd6/0x130 [ 95.021527] kmem_cache_alloc_trace+0x29a/0x3d0 [ 95.026176] ? v9fs_session_init+0xad1/0x1540 [ 95.030647] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 95.035903] v9fs_session_init+0xc92/0x1540 [ 95.040201] ? v9fs_show_options+0x6b0/0x6b0 [ 95.044583] ? v9fs_mount+0x54/0x860 [ 95.048276] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 95.053700] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 95.058690] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 95.063507] v9fs_mount+0x73/0x860 [ 95.067022] ? alloc_pages_current+0x15d/0x260 [ 95.071579] ? __lockdep_init_map+0x100/0x560 executing program [ 95.076076] mount_fs+0x92/0x2a0 [ 95.079443] vfs_kern_mount.part.0+0x5b/0x470 [ 95.083921] do_mount+0xe65/0x2a30 [ 95.087530] ? copy_mount_string+0x40/0x40 [ 95.091745] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 95.096853] ? copy_mnt_ns+0xa30/0xa30 [ 95.100724] ? copy_mount_options+0x1fa/0x2f0 [ 95.105205] ? copy_mnt_ns+0xa30/0xa30 [ 95.109099] SyS_mount+0xa8/0x120 [ 95.112532] ? copy_mnt_ns+0xa30/0xa30 [ 95.116415] do_syscall_64+0x1d5/0x640 [ 95.120290] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 95.137273] FAULT_INJECTION: forcing a failure. [ 95.137273] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 95.149267] CPU: 0 PID: 8169 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 95.157131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 95.166462] Call Trace: [ 95.169027] dump_stack+0x1b2/0x281 [ 95.172630] should_fail.cold+0x10a/0x149 [ 95.176756] __alloc_pages_nodemask+0x21e/0x2900 [ 95.185745] ? depot_save_stack+0x10d/0x3f0 [ 95.190046] ? kasan_kmalloc+0xeb/0x160 [ 95.193999] ? __kmalloc+0x15a/0x400 [ 95.197686] ? p9_fcall_alloc+0x19/0x90 [ 95.201634] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 95.206973] ? p9_client_rpc+0x170/0x1520 [ 95.211095] ? p9_client_attach+0x137/0x750 [ 95.215393] ? v9fs_session_init+0xc03/0x1540 [ 95.219865] ? v9fs_mount+0x73/0x860 [ 95.223553] ? mount_fs+0x92/0x2a0 [ 95.227069] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 95.231888] ? do_syscall_64+0x1d5/0x640 [ 95.235931] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 95.241269] ? do_syscall_64+0x1d5/0x640 [ 95.245306] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 95.250652] ? cache_alloc_refill+0x2fa/0x350 [ 95.255124] cache_grow_begin+0x91/0x700 [ 95.259164] ? check_preemption_disabled+0x35/0x240 [ 95.264244] cache_alloc_refill+0x273/0x350 [ 95.268548] __kmalloc+0x378/0x400 [ 95.272070] ? p9_fcall_alloc+0x19/0x90 [ 95.276025] p9_fcall_alloc+0x19/0x90 [ 95.279832] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 95.285869] p9_client_rpc+0x170/0x1520 [ 95.289909] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 95.295251] ? lock_acquire+0x170/0x3f0 [ 95.299198] ? lock_downgrade+0x740/0x740 [ 95.303327] ? lock_acquire+0x170/0x3f0 [ 95.307275] ? lock_downgrade+0x740/0x740 [ 95.311413] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 95.316498] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 95.321500] p9_client_attach+0x137/0x750 [ 95.325629] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 95.331145] ? v9fs_session_init+0xad1/0x1540 [ 95.335710] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 95.340744] v9fs_session_init+0xc03/0x1540 [ 95.345047] ? v9fs_show_options+0x6b0/0x6b0 [ 95.349443] ? v9fs_mount+0x54/0x860 [ 95.353232] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 95.358669] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 95.363679] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 95.368513] v9fs_mount+0x73/0x860 [ 95.372033] ? alloc_pages_current+0x15d/0x260 [ 95.376629] ? __lockdep_init_map+0x100/0x560 [ 95.381107] mount_fs+0x92/0x2a0 executing program [ 95.384456] vfs_kern_mount.part.0+0x5b/0x470 [ 95.388945] do_mount+0xe65/0x2a30 [ 95.392535] ? copy_mount_string+0x40/0x40 [ 95.396776] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 95.401788] ? copy_mnt_ns+0xa30/0xa30 [ 95.405666] ? copy_mount_options+0x1fa/0x2f0 [ 95.410147] ? copy_mnt_ns+0xa30/0xa30 [ 95.414119] SyS_mount+0xa8/0x120 [ 95.417550] ? copy_mnt_ns+0xa30/0xa30 [ 95.421425] do_syscall_64+0x1d5/0x640 [ 95.425304] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 95.437571] FAULT_INJECTION: forcing a failure. [ 95.437571] name failslab, interval 1, probability 0, space 0, times 0 [ 95.449248] CPU: 0 PID: 8172 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 95.457132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 95.466478] Call Trace: [ 95.469050] dump_stack+0x1b2/0x281 [ 95.472666] should_fail.cold+0x10a/0x149 [ 95.476825] should_failslab+0xd6/0x130 [ 95.480787] kmem_cache_alloc_trace+0x29a/0x3d0 [ 95.485443] ? v9fs_session_init+0xad1/0x1540 [ 95.489924] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 95.495183] v9fs_session_init+0xc92/0x1540 [ 95.499494] ? v9fs_show_options+0x6b0/0x6b0 [ 95.503882] ? v9fs_mount+0x54/0x860 [ 95.507571] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 95.513091] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 95.518261] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 95.523084] v9fs_mount+0x73/0x860 [ 95.526601] ? alloc_pages_current+0x15d/0x260 [ 95.531182] ? __lockdep_init_map+0x100/0x560 [ 95.535651] mount_fs+0x92/0x2a0 executing program [ 95.539014] vfs_kern_mount.part.0+0x5b/0x470 [ 95.543486] do_mount+0xe65/0x2a30 [ 95.547017] ? do_raw_spin_unlock+0x164/0x220 [ 95.551499] ? copy_mount_string+0x40/0x40 [ 95.555711] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 95.560705] ? copy_mnt_ns+0xa30/0xa30 [ 95.564568] ? copy_mount_options+0x1fa/0x2f0 [ 95.569053] ? copy_mnt_ns+0xa30/0xa30 [ 95.572927] SyS_mount+0xa8/0x120 [ 95.576358] ? copy_mnt_ns+0xa30/0xa30 [ 95.580227] do_syscall_64+0x1d5/0x640 [ 95.584091] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 95.600798] FAULT_INJECTION: forcing a failure. [ 95.600798] name failslab, interval 1, probability 0, space 0, times 0 [ 95.612393] CPU: 0 PID: 8177 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 95.620258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 95.629599] Call Trace: [ 95.632169] dump_stack+0x1b2/0x281 [ 95.635794] should_fail.cold+0x10a/0x149 [ 95.639949] should_failslab+0xd6/0x130 [ 95.643913] kmem_cache_alloc_trace+0x29a/0x3d0 [ 95.648565] ? v9fs_session_init+0xad1/0x1540 [ 95.653053] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 95.658412] v9fs_session_init+0xc92/0x1540 [ 95.662723] ? v9fs_show_options+0x6b0/0x6b0 [ 95.667114] ? v9fs_mount+0x54/0x860 [ 95.670811] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 95.676247] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 95.681252] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 95.686078] v9fs_mount+0x73/0x860 [ 95.689598] ? alloc_pages_current+0x15d/0x260 [ 95.694152] ? __lockdep_init_map+0x100/0x560 executing program [ 95.698623] mount_fs+0x92/0x2a0 [ 95.701969] vfs_kern_mount.part.0+0x5b/0x470 [ 95.706442] do_mount+0xe65/0x2a30 [ 95.709960] ? copy_mount_string+0x40/0x40 [ 95.714171] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 95.719166] ? copy_mnt_ns+0xa30/0xa30 [ 95.723031] ? copy_mount_options+0x1fa/0x2f0 [ 95.727501] ? copy_mnt_ns+0xa30/0xa30 [ 95.731364] SyS_mount+0xa8/0x120 [ 95.734791] ? copy_mnt_ns+0xa30/0xa30 [ 95.738652] do_syscall_64+0x1d5/0x640 [ 95.742521] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 95.759672] FAULT_INJECTION: forcing a failure. [ 95.759672] name failslab, interval 1, probability 0, space 0, times 0 [ 95.771167] CPU: 0 PID: 8180 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 95.779033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 95.788364] Call Trace: [ 95.790930] dump_stack+0x1b2/0x281 [ 95.794567] should_fail.cold+0x10a/0x149 [ 95.798695] should_failslab+0xd6/0x130 [ 95.802646] kmem_cache_alloc_trace+0x29a/0x3d0 [ 95.807303] ? v9fs_session_init+0xad1/0x1540 [ 95.811860] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 95.817112] v9fs_session_init+0xc92/0x1540 [ 95.821413] ? v9fs_show_options+0x6b0/0x6b0 [ 95.825817] ? v9fs_mount+0x54/0x860 [ 95.829507] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 95.834935] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 95.839955] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 95.844778] v9fs_mount+0x73/0x860 [ 95.848306] ? alloc_pages_current+0x15d/0x260 [ 95.852878] ? __lockdep_init_map+0x100/0x560 executing program [ 95.857366] mount_fs+0x92/0x2a0 [ 95.860810] vfs_kern_mount.part.0+0x5b/0x470 [ 95.865292] do_mount+0xe65/0x2a30 [ 95.868834] ? copy_mount_string+0x40/0x40 [ 95.873063] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 95.878055] ? copy_mnt_ns+0xa30/0xa30 [ 95.882029] ? copy_mount_options+0x1fa/0x2f0 [ 95.886499] ? copy_mnt_ns+0xa30/0xa30 [ 95.890362] SyS_mount+0xa8/0x120 [ 95.893790] ? copy_mnt_ns+0xa30/0xa30 [ 95.897655] do_syscall_64+0x1d5/0x640 [ 95.901522] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 95.916684] FAULT_INJECTION: forcing a failure. [ 95.916684] name failslab, interval 1, probability 0, space 0, times 0 [ 95.927962] CPU: 0 PID: 8185 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 95.935989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 95.945321] Call Trace: [ 95.947890] dump_stack+0x1b2/0x281 [ 95.951495] should_fail.cold+0x10a/0x149 [ 95.955620] should_failslab+0xd6/0x130 [ 95.959571] kmem_cache_alloc_trace+0x29a/0x3d0 [ 95.964217] ? v9fs_session_init+0xad1/0x1540 [ 95.968689] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 95.973943] v9fs_session_init+0xc92/0x1540 [ 95.978470] ? v9fs_show_options+0x6b0/0x6b0 [ 95.982856] ? v9fs_mount+0x54/0x860 [ 95.986672] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 95.992199] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 95.997198] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 96.002026] v9fs_mount+0x73/0x860 [ 96.005545] ? alloc_pages_current+0x15d/0x260 [ 96.010100] ? __lockdep_init_map+0x100/0x560 executing program [ 96.014573] mount_fs+0x92/0x2a0 [ 96.017988] vfs_kern_mount.part.0+0x5b/0x470 [ 96.022471] do_mount+0xe65/0x2a30 [ 96.025989] ? copy_mount_string+0x40/0x40 [ 96.030201] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 96.035190] ? copy_mnt_ns+0xa30/0xa30 [ 96.039072] ? copy_mount_options+0x1fa/0x2f0 [ 96.043550] ? copy_mnt_ns+0xa30/0xa30 [ 96.047421] SyS_mount+0xa8/0x120 [ 96.050854] ? copy_mnt_ns+0xa30/0xa30 [ 96.054726] do_syscall_64+0x1d5/0x640 [ 96.058596] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 96.075253] FAULT_INJECTION: forcing a failure. [ 96.075253] name failslab, interval 1, probability 0, space 0, times 0 [ 96.086555] CPU: 0 PID: 8189 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 96.094421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 96.103756] Call Trace: [ 96.106332] dump_stack+0x1b2/0x281 [ 96.109948] should_fail.cold+0x10a/0x149 [ 96.114081] should_failslab+0xd6/0x130 [ 96.118039] kmem_cache_alloc+0x28e/0x3c0 [ 96.122177] __fscache_acquire_cookie+0xd6/0x420 [ 96.126920] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 96.132089] v9fs_session_init+0xc92/0x1540 [ 96.136396] ? v9fs_show_options+0x6b0/0x6b0 [ 96.140783] ? v9fs_mount+0x54/0x860 [ 96.144472] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 96.149898] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 96.154954] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 96.159814] v9fs_mount+0x73/0x860 [ 96.163341] ? alloc_pages_current+0x15d/0x260 [ 96.167901] ? __lockdep_init_map+0x100/0x560 [ 96.172373] mount_fs+0x92/0x2a0 executing program [ 96.175738] vfs_kern_mount.part.0+0x5b/0x470 [ 96.180210] do_mount+0xe65/0x2a30 [ 96.183745] ? do_raw_spin_unlock+0x164/0x220 [ 96.188219] ? copy_mount_string+0x40/0x40 [ 96.192433] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 96.197426] ? copy_mnt_ns+0xa30/0xa30 [ 96.201290] ? copy_mount_options+0x1fa/0x2f0 [ 96.205759] ? copy_mnt_ns+0xa30/0xa30 [ 96.209623] SyS_mount+0xa8/0x120 [ 96.213052] ? copy_mnt_ns+0xa30/0xa30 [ 96.216917] do_syscall_64+0x1d5/0x640 [ 96.220790] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 96.238002] FAULT_INJECTION: forcing a failure. [ 96.238002] name failslab, interval 1, probability 0, space 0, times 0 [ 96.249910] CPU: 0 PID: 8192 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 96.257777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 96.267106] Call Trace: [ 96.269675] dump_stack+0x1b2/0x281 [ 96.273282] should_fail.cold+0x10a/0x149 [ 96.277406] should_failslab+0xd6/0x130 [ 96.281356] kmem_cache_alloc+0x28e/0x3c0 [ 96.285494] __fscache_acquire_cookie+0xd6/0x420 [ 96.290233] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 96.295400] v9fs_session_init+0xc92/0x1540 [ 96.299706] ? v9fs_show_options+0x6b0/0x6b0 [ 96.304092] ? v9fs_mount+0x54/0x860 [ 96.307801] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 96.313227] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 96.318221] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 96.323040] v9fs_mount+0x73/0x860 [ 96.326678] ? alloc_pages_current+0x15d/0x260 [ 96.331253] ? __lockdep_init_map+0x100/0x560 executing program [ 96.335731] mount_fs+0x92/0x2a0 [ 96.339078] vfs_kern_mount.part.0+0x5b/0x470 [ 96.343575] do_mount+0xe65/0x2a30 [ 96.347095] ? copy_mount_string+0x40/0x40 [ 96.351304] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 96.356301] ? copy_mnt_ns+0xa30/0xa30 [ 96.360168] ? copy_mount_options+0x1fa/0x2f0 [ 96.364637] ? copy_mnt_ns+0xa30/0xa30 [ 96.368511] SyS_mount+0xa8/0x120 [ 96.371942] ? copy_mnt_ns+0xa30/0xa30 [ 96.375808] do_syscall_64+0x1d5/0x640 [ 96.379677] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 96.395987] FAULT_INJECTION: forcing a failure. [ 96.395987] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 96.407796] CPU: 0 PID: 8197 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 96.415656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 96.425011] Call Trace: [ 96.427580] dump_stack+0x1b2/0x281 [ 96.431191] should_fail.cold+0x10a/0x149 [ 96.435317] __alloc_pages_nodemask+0x21e/0x2900 [ 96.440050] ? depot_save_stack+0x10d/0x3f0 [ 96.444355] ? kasan_kmalloc+0xeb/0x160 [ 96.448306] ? __kmalloc+0x15a/0x400 [ 96.451994] ? p9_fcall_alloc+0x19/0x90 [ 96.455941] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 96.461277] ? p9_client_rpc+0x170/0x1520 [ 96.465398] ? p9_client_attach+0x137/0x750 [ 96.469698] ? v9fs_session_init+0xc03/0x1540 [ 96.474165] ? v9fs_mount+0x73/0x860 [ 96.477857] ? mount_fs+0x92/0x2a0 [ 96.481371] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 96.486187] ? do_syscall_64+0x1d5/0x640 [ 96.490222] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 96.495570] ? do_syscall_64+0x1d5/0x640 [ 96.499625] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 96.505091] ? cache_alloc_refill+0x2fa/0x350 [ 96.509576] cache_grow_begin+0x91/0x700 [ 96.513624] ? check_preemption_disabled+0x35/0x240 [ 96.518626] cache_alloc_refill+0x273/0x350 [ 96.522935] __kmalloc+0x378/0x400 [ 96.526453] ? p9_fcall_alloc+0x19/0x90 [ 96.530414] p9_fcall_alloc+0x19/0x90 [ 96.534344] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 96.539516] p9_client_rpc+0x170/0x1520 [ 96.543473] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 96.548819] ? lock_acquire+0x170/0x3f0 [ 96.552773] ? lock_downgrade+0x740/0x740 [ 96.556898] ? lock_acquire+0x170/0x3f0 [ 96.560857] ? lock_downgrade+0x740/0x740 [ 96.564984] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 96.570065] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 96.575060] p9_client_attach+0x137/0x750 [ 96.579184] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 96.584699] ? v9fs_session_init+0xad1/0x1540 [ 96.589170] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 96.594169] v9fs_session_init+0xc03/0x1540 [ 96.598476] ? v9fs_show_options+0x6b0/0x6b0 [ 96.602873] ? v9fs_mount+0x54/0x860 [ 96.606563] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 96.611987] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 96.616995] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 96.621832] v9fs_mount+0x73/0x860 [ 96.625356] ? alloc_pages_current+0x15d/0x260 [ 96.629921] ? __lockdep_init_map+0x100/0x560 [ 96.634406] mount_fs+0x92/0x2a0 [ 96.637757] vfs_kern_mount.part.0+0x5b/0x470 [ 96.642256] do_mount+0xe65/0x2a30 executing program [ 96.645779] ? copy_mount_string+0x40/0x40 [ 96.650001] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 96.655003] ? copy_mnt_ns+0xa30/0xa30 [ 96.658957] ? copy_mount_options+0x1fa/0x2f0 [ 96.663427] ? copy_mnt_ns+0xa30/0xa30 [ 96.667288] SyS_mount+0xa8/0x120 [ 96.670721] ? copy_mnt_ns+0xa30/0xa30 [ 96.674591] do_syscall_64+0x1d5/0x640 [ 96.678618] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 96.695259] FAULT_INJECTION: forcing a failure. [ 96.695259] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 96.707078] CPU: 0 PID: 8201 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 96.714947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 96.724385] Call Trace: [ 96.726985] dump_stack+0x1b2/0x281 [ 96.730685] should_fail.cold+0x10a/0x149 [ 96.734822] __alloc_pages_nodemask+0x21e/0x2900 [ 96.739558] ? depot_save_stack+0x10d/0x3f0 [ 96.743861] ? kasan_kmalloc+0xeb/0x160 [ 96.747838] ? __kmalloc+0x15a/0x400 [ 96.751626] ? p9_fcall_alloc+0x19/0x90 [ 96.755708] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 96.761047] ? p9_client_rpc+0x170/0x1520 [ 96.765193] ? p9_client_attach+0x137/0x750 [ 96.769511] ? v9fs_session_init+0xc03/0x1540 [ 96.774058] ? v9fs_mount+0x73/0x860 [ 96.777749] ? mount_fs+0x92/0x2a0 [ 96.781267] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 96.786086] ? do_syscall_64+0x1d5/0x640 [ 96.790125] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 96.795463] ? do_syscall_64+0x1d5/0x640 [ 96.799499] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 96.804843] ? cache_alloc_refill+0x2fa/0x350 [ 96.809314] cache_grow_begin+0x91/0x700 [ 96.813354] ? check_preemption_disabled+0x35/0x240 [ 96.818349] cache_alloc_refill+0x273/0x350 [ 96.822648] __kmalloc+0x378/0x400 [ 96.826165] ? p9_fcall_alloc+0x19/0x90 [ 96.830113] p9_fcall_alloc+0x19/0x90 [ 96.833911] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 96.839209] p9_client_rpc+0x170/0x1520 [ 96.843166] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 96.848521] ? lock_acquire+0x170/0x3f0 [ 96.852476] ? lock_downgrade+0x740/0x740 [ 96.856601] ? lock_acquire+0x170/0x3f0 [ 96.860565] ? lock_downgrade+0x740/0x740 [ 96.864693] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 96.869787] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 96.874810] p9_client_attach+0x137/0x750 [ 96.878960] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 96.884477] ? v9fs_session_init+0xad1/0x1540 [ 96.889041] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 96.894037] v9fs_session_init+0xc03/0x1540 [ 96.898338] ? v9fs_show_options+0x6b0/0x6b0 [ 96.902726] ? v9fs_mount+0x54/0x860 [ 96.906419] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 96.911854] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 96.916846] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 96.921781] v9fs_mount+0x73/0x860 [ 96.925301] ? alloc_pages_current+0x15d/0x260 [ 96.929860] ? __lockdep_init_map+0x100/0x560 [ 96.934331] mount_fs+0x92/0x2a0 [ 96.937680] vfs_kern_mount.part.0+0x5b/0x470 [ 96.942153] do_mount+0xe65/0x2a30 executing program [ 96.945674] ? copy_mount_string+0x40/0x40 [ 96.950105] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 96.955104] ? copy_mnt_ns+0xa30/0xa30 [ 96.958970] ? copy_mount_options+0x1fa/0x2f0 [ 96.963441] ? copy_mnt_ns+0xa30/0xa30 [ 96.967306] SyS_mount+0xa8/0x120 [ 96.970735] ? copy_mnt_ns+0xa30/0xa30 [ 96.974599] do_syscall_64+0x1d5/0x640 [ 96.978478] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 96.991335] FAULT_INJECTION: forcing a failure. [ 96.991335] name failslab, interval 1, probability 0, space 0, times 0 [ 97.002699] CPU: 0 PID: 8204 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 97.010579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 97.020049] Call Trace: [ 97.022618] dump_stack+0x1b2/0x281 [ 97.026226] should_fail.cold+0x10a/0x149 [ 97.030347] should_failslab+0xd6/0x130 [ 97.034297] kmem_cache_alloc_trace+0x29a/0x3d0 [ 97.038942] ? v9fs_session_init+0xad1/0x1540 [ 97.043411] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 97.048663] v9fs_session_init+0xc92/0x1540 [ 97.052989] ? v9fs_show_options+0x6b0/0x6b0 [ 97.057376] ? v9fs_mount+0x54/0x860 [ 97.061244] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 97.066685] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 97.071685] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 97.076509] v9fs_mount+0x73/0x860 [ 97.080031] ? alloc_pages_current+0x15d/0x260 [ 97.084588] ? __lockdep_init_map+0x100/0x560 [ 97.089061] mount_fs+0x92/0x2a0 executing program [ 97.092403] vfs_kern_mount.part.0+0x5b/0x470 [ 97.100084] do_mount+0xe65/0x2a30 [ 97.103602] ? copy_mount_string+0x40/0x40 [ 97.107815] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 97.112804] ? copy_mnt_ns+0xa30/0xa30 [ 97.116674] ? copy_mount_options+0x1fa/0x2f0 [ 97.121141] ? copy_mnt_ns+0xa30/0xa30 [ 97.124999] SyS_mount+0xa8/0x120 [ 97.128427] ? copy_mnt_ns+0xa30/0xa30 [ 97.132289] do_syscall_64+0x1d5/0x640 [ 97.136155] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 97.151723] FAULT_INJECTION: forcing a failure. [ 97.151723] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 97.163543] CPU: 0 PID: 8209 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 97.172477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 97.181805] Call Trace: [ 97.184369] dump_stack+0x1b2/0x281 [ 97.187973] should_fail.cold+0x10a/0x149 [ 97.192107] __alloc_pages_nodemask+0x21e/0x2900 [ 97.196835] ? depot_save_stack+0x10d/0x3f0 [ 97.201132] ? kasan_kmalloc+0xeb/0x160 [ 97.205077] ? __kmalloc+0x15a/0x400 [ 97.208769] ? p9_fcall_alloc+0x19/0x90 [ 97.212714] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 97.218054] ? p9_client_rpc+0x170/0x1520 [ 97.222176] ? p9_client_attach+0x137/0x750 [ 97.226471] ? v9fs_session_init+0xc03/0x1540 [ 97.230951] ? v9fs_mount+0x73/0x860 [ 97.234675] ? mount_fs+0x92/0x2a0 [ 97.238191] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 97.243006] ? do_syscall_64+0x1d5/0x640 [ 97.247040] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 97.252375] ? do_syscall_64+0x1d5/0x640 [ 97.256409] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 97.261748] ? cache_alloc_refill+0x2fa/0x350 [ 97.266220] cache_grow_begin+0x91/0x700 [ 97.270255] ? check_preemption_disabled+0x35/0x240 [ 97.275245] cache_alloc_refill+0x273/0x350 [ 97.279544] __kmalloc+0x378/0x400 [ 97.283058] ? p9_fcall_alloc+0x19/0x90 [ 97.287010] p9_fcall_alloc+0x19/0x90 [ 97.290784] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 97.295949] p9_client_rpc+0x170/0x1520 [ 97.299897] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 97.305321] ? lock_acquire+0x170/0x3f0 [ 97.309268] ? lock_downgrade+0x740/0x740 [ 97.313397] ? lock_acquire+0x170/0x3f0 [ 97.317344] ? lock_downgrade+0x740/0x740 [ 97.321467] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 97.326545] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 97.331536] p9_client_attach+0x137/0x750 [ 97.335660] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 97.341170] ? v9fs_session_init+0xad1/0x1540 [ 97.345640] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 97.350630] v9fs_session_init+0xc03/0x1540 [ 97.354927] ? v9fs_show_options+0x6b0/0x6b0 [ 97.359309] ? v9fs_mount+0x54/0x860 [ 97.362998] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 97.368438] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 97.373430] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 97.378248] v9fs_mount+0x73/0x860 [ 97.381762] ? alloc_pages_current+0x15d/0x260 [ 97.386315] ? __lockdep_init_map+0x100/0x560 [ 97.390784] mount_fs+0x92/0x2a0 [ 97.394125] vfs_kern_mount.part.0+0x5b/0x470 [ 97.398597] do_mount+0xe65/0x2a30 executing program [ 97.402116] ? retint_kernel+0x2d/0x2d [ 97.405976] ? copy_mount_string+0x40/0x40 [ 97.410191] ? copy_mount_options+0x19a/0x2f0 [ 97.414659] ? copy_mount_options+0x1fa/0x2f0 [ 97.419126] ? copy_mnt_ns+0xa30/0xa30 [ 97.422985] SyS_mount+0xa8/0x120 [ 97.426410] ? copy_mnt_ns+0xa30/0xa30 [ 97.430272] do_syscall_64+0x1d5/0x640 [ 97.434135] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 97.450564] FAULT_INJECTION: forcing a failure. [ 97.450564] name failslab, interval 1, probability 0, space 0, times 0 [ 97.461854] CPU: 0 PID: 8213 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 97.469723] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 97.479051] Call Trace: [ 97.481618] dump_stack+0x1b2/0x281 [ 97.485220] should_fail.cold+0x10a/0x149 [ 97.489345] should_failslab+0xd6/0x130 [ 97.493302] kmem_cache_alloc_trace+0x29a/0x3d0 [ 97.497952] ? v9fs_session_init+0xad1/0x1540 [ 97.502423] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 97.507674] v9fs_session_init+0xc92/0x1540 [ 97.511974] ? v9fs_show_options+0x6b0/0x6b0 [ 97.516355] ? v9fs_mount+0x54/0x860 [ 97.520046] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 97.525472] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 97.530464] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 97.535282] v9fs_mount+0x73/0x860 [ 97.538795] ? alloc_pages_current+0x15d/0x260 [ 97.543352] ? __lockdep_init_map+0x100/0x560 [ 97.548174] mount_fs+0x92/0x2a0 executing program [ 97.551514] vfs_kern_mount.part.0+0x5b/0x470 [ 97.555982] do_mount+0xe65/0x2a30 [ 97.559498] ? copy_mount_string+0x40/0x40 [ 97.563704] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 97.568694] ? copy_mnt_ns+0xa30/0xa30 [ 97.572641] ? copy_mount_options+0x1fa/0x2f0 [ 97.577118] ? copy_mnt_ns+0xa30/0xa30 [ 97.580985] SyS_mount+0xa8/0x120 [ 97.584411] ? copy_mnt_ns+0xa30/0xa30 [ 97.588271] do_syscall_64+0x1d5/0x640 [ 97.592135] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 97.607753] FAULT_INJECTION: forcing a failure. [ 97.607753] name failslab, interval 1, probability 0, space 0, times 0 [ 97.619333] CPU: 0 PID: 8217 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 97.627198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 97.636529] Call Trace: [ 97.639094] dump_stack+0x1b2/0x281 [ 97.642697] should_fail.cold+0x10a/0x149 [ 97.647257] should_failslab+0xd6/0x130 [ 97.651209] kmem_cache_alloc_trace+0x29a/0x3d0 [ 97.655859] ? v9fs_session_init+0xad1/0x1540 [ 97.660331] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 97.665585] v9fs_session_init+0xc92/0x1540 [ 97.669886] ? v9fs_show_options+0x6b0/0x6b0 [ 97.674269] ? v9fs_mount+0x54/0x860 [ 97.677956] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 97.683378] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 97.688368] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 97.693189] v9fs_mount+0x73/0x860 [ 97.696705] ? alloc_pages_current+0x15d/0x260 [ 97.701261] ? __lockdep_init_map+0x100/0x560 executing program [ 97.705739] mount_fs+0x92/0x2a0 [ 97.709093] vfs_kern_mount.part.0+0x5b/0x470 [ 97.713570] do_mount+0xe65/0x2a30 [ 97.717089] ? retint_kernel+0x2d/0x2d [ 97.720952] ? copy_mount_string+0x40/0x40 [ 97.725252] ? copy_mount_options+0x18f/0x2f0 [ 97.729720] ? copy_mount_options+0x1fa/0x2f0 [ 97.734188] ? copy_mnt_ns+0xa30/0xa30 [ 97.738049] SyS_mount+0xa8/0x120 [ 97.741476] ? copy_mnt_ns+0xa30/0xa30 [ 97.745337] do_syscall_64+0x1d5/0x640 [ 97.749198] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 97.766927] FAULT_INJECTION: forcing a failure. [ 97.766927] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 97.779098] CPU: 0 PID: 8221 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 97.786954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 97.796282] Call Trace: [ 97.798848] dump_stack+0x1b2/0x281 [ 97.802452] should_fail.cold+0x10a/0x149 [ 97.806576] __alloc_pages_nodemask+0x21e/0x2900 [ 97.811311] ? depot_save_stack+0x10d/0x3f0 [ 97.815612] ? kasan_kmalloc+0xeb/0x160 [ 97.819564] ? __kmalloc+0x15a/0x400 [ 97.823253] ? p9_fcall_alloc+0x19/0x90 [ 97.827201] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 97.832536] ? p9_client_rpc+0x170/0x1520 [ 97.836661] ? p9_client_attach+0x137/0x750 [ 97.840955] ? v9fs_session_init+0xc03/0x1540 [ 97.845422] ? v9fs_mount+0x73/0x860 [ 97.849113] ? mount_fs+0x92/0x2a0 [ 97.852637] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 97.857459] ? do_syscall_64+0x1d5/0x640 [ 97.861491] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 97.866828] ? do_syscall_64+0x1d5/0x640 [ 97.870863] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 97.876210] ? cache_alloc_refill+0x2fa/0x350 [ 97.880694] cache_grow_begin+0x91/0x700 [ 97.884736] ? check_preemption_disabled+0x35/0x240 [ 97.889837] cache_alloc_refill+0x273/0x350 [ 97.894156] __kmalloc+0x378/0x400 [ 97.897679] ? p9_fcall_alloc+0x19/0x90 [ 97.901676] p9_fcall_alloc+0x19/0x90 [ 97.905451] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 97.910619] p9_client_rpc+0x170/0x1520 [ 97.914673] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 97.920010] ? lock_acquire+0x170/0x3f0 [ 97.924761] ? lock_downgrade+0x740/0x740 [ 97.928886] ? lock_acquire+0x170/0x3f0 [ 97.932842] ? lock_downgrade+0x740/0x740 [ 97.936972] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 97.942052] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 97.947145] p9_client_attach+0x137/0x750 [ 97.951272] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 97.956788] ? v9fs_session_init+0xad1/0x1540 [ 97.961263] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 97.966256] v9fs_session_init+0xc03/0x1540 [ 97.970559] ? v9fs_show_options+0x6b0/0x6b0 [ 97.974945] ? v9fs_mount+0x54/0x860 [ 97.978635] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 97.984064] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 97.989057] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 97.993875] v9fs_mount+0x73/0x860 [ 97.997394] ? alloc_pages_current+0x15d/0x260 [ 98.001973] ? __lockdep_init_map+0x100/0x560 [ 98.006540] mount_fs+0x92/0x2a0 [ 98.009885] vfs_kern_mount.part.0+0x5b/0x470 [ 98.014359] do_mount+0xe65/0x2a30 executing program [ 98.017879] ? copy_mount_string+0x40/0x40 [ 98.022104] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 98.027109] ? copy_mnt_ns+0xa30/0xa30 [ 98.030978] ? copy_mount_options+0x1fa/0x2f0 [ 98.035451] ? copy_mnt_ns+0xa30/0xa30 [ 98.039314] SyS_mount+0xa8/0x120 [ 98.042745] ? copy_mnt_ns+0xa30/0xa30 [ 98.046609] do_syscall_64+0x1d5/0x640 [ 98.050503] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 98.067752] FAULT_INJECTION: forcing a failure. [ 98.067752] name failslab, interval 1, probability 0, space 0, times 0 [ 98.079081] CPU: 0 PID: 8225 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 98.087045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 98.096467] Call Trace: [ 98.099047] dump_stack+0x1b2/0x281 [ 98.102651] should_fail.cold+0x10a/0x149 [ 98.106906] should_failslab+0xd6/0x130 [ 98.110866] kmem_cache_alloc_trace+0x29a/0x3d0 [ 98.115605] ? v9fs_session_init+0xad1/0x1540 [ 98.120096] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 98.125353] v9fs_session_init+0xc92/0x1540 [ 98.129656] ? v9fs_show_options+0x6b0/0x6b0 [ 98.134045] ? v9fs_mount+0x54/0x860 [ 98.137822] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 98.143338] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 98.148335] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 98.153156] v9fs_mount+0x73/0x860 [ 98.156672] ? alloc_pages_current+0x15d/0x260 [ 98.161237] ? __lockdep_init_map+0x100/0x560 [ 98.165714] mount_fs+0x92/0x2a0 executing program [ 98.169060] vfs_kern_mount.part.0+0x5b/0x470 [ 98.173534] do_mount+0xe65/0x2a30 [ 98.177053] ? copy_mount_string+0x40/0x40 [ 98.181274] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 98.186265] ? copy_mnt_ns+0xa30/0xa30 [ 98.190219] ? copy_mount_options+0x1fa/0x2f0 [ 98.194692] ? copy_mnt_ns+0xa30/0xa30 [ 98.198643] SyS_mount+0xa8/0x120 [ 98.202074] ? copy_mnt_ns+0xa30/0xa30 [ 98.206048] do_syscall_64+0x1d5/0x640 [ 98.209915] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 98.227315] FAULT_INJECTION: forcing a failure. [ 98.227315] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 98.239437] CPU: 1 PID: 8229 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 98.247296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 98.256968] Call Trace: [ 98.259540] dump_stack+0x1b2/0x281 [ 98.263147] should_fail.cold+0x10a/0x149 [ 98.267274] __alloc_pages_nodemask+0x21e/0x2900 [ 98.272018] ? depot_save_stack+0x10d/0x3f0 [ 98.276320] ? kasan_kmalloc+0xeb/0x160 [ 98.280279] ? __kmalloc+0x15a/0x400 [ 98.283976] ? p9_fcall_alloc+0x19/0x90 [ 98.288012] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 98.293359] ? p9_client_rpc+0x170/0x1520 [ 98.297577] ? p9_client_attach+0x137/0x750 [ 98.301981] ? v9fs_session_init+0xc03/0x1540 [ 98.306460] ? v9fs_mount+0x73/0x860 [ 98.310153] ? mount_fs+0x92/0x2a0 [ 98.313795] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 98.318627] ? do_syscall_64+0x1d5/0x640 [ 98.322681] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 98.328030] ? do_syscall_64+0x1d5/0x640 [ 98.332069] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 98.337426] ? cache_alloc_refill+0x2fa/0x350 [ 98.341913] cache_grow_begin+0x91/0x700 [ 98.345963] ? check_preemption_disabled+0x35/0x240 [ 98.350967] cache_alloc_refill+0x273/0x350 [ 98.355273] __kmalloc+0x378/0x400 [ 98.358794] ? p9_fcall_alloc+0x19/0x90 [ 98.362844] p9_fcall_alloc+0x19/0x90 [ 98.366622] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 98.371790] p9_client_rpc+0x170/0x1520 [ 98.375826] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 98.381176] ? lock_acquire+0x170/0x3f0 [ 98.385155] ? lock_downgrade+0x740/0x740 [ 98.389281] ? lock_acquire+0x170/0x3f0 [ 98.393235] ? lock_downgrade+0x740/0x740 [ 98.397359] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 98.402459] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 98.409160] p9_client_attach+0x137/0x750 [ 98.413286] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 98.418802] ? v9fs_session_init+0xad1/0x1540 [ 98.423273] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 98.428397] v9fs_session_init+0xc03/0x1540 [ 98.432699] ? v9fs_show_options+0x6b0/0x6b0 [ 98.437113] ? v9fs_mount+0x54/0x860 [ 98.440810] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 98.446326] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 98.451441] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 98.456265] v9fs_mount+0x73/0x860 [ 98.459780] ? alloc_pages_current+0x15d/0x260 [ 98.464359] ? __lockdep_init_map+0x100/0x560 [ 98.468837] mount_fs+0x92/0x2a0 [ 98.472182] vfs_kern_mount.part.0+0x5b/0x470 executing program [ 98.476678] do_mount+0xe65/0x2a30 [ 98.480198] ? retint_kernel+0x2d/0x2d [ 98.484060] ? copy_mount_string+0x40/0x40 [ 98.488270] ? copy_mount_options+0x18f/0x2f0 [ 98.492756] ? copy_mount_options+0x1fa/0x2f0 [ 98.497226] ? copy_mnt_ns+0xa30/0xa30 [ 98.501090] SyS_mount+0xa8/0x120 [ 98.504524] ? copy_mnt_ns+0xa30/0xa30 [ 98.508420] do_syscall_64+0x1d5/0x640 [ 98.512298] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 98.532294] FAULT_INJECTION: forcing a failure. [ 98.532294] name failslab, interval 1, probability 0, space 0, times 0 [ 98.543788] CPU: 0 PID: 8233 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 98.551656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 98.561129] Call Trace: [ 98.563701] dump_stack+0x1b2/0x281 [ 98.567306] should_fail.cold+0x10a/0x149 [ 98.571487] should_failslab+0xd6/0x130 [ 98.575439] kmem_cache_alloc_trace+0x29a/0x3d0 [ 98.580089] ? v9fs_session_init+0xad1/0x1540 [ 98.584562] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 98.589831] v9fs_session_init+0xc92/0x1540 [ 98.595694] ? v9fs_show_options+0x6b0/0x6b0 [ 98.600079] ? v9fs_mount+0x54/0x860 [ 98.603771] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 98.609198] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 98.614192] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 98.619012] v9fs_mount+0x73/0x860 [ 98.622526] ? alloc_pages_current+0x15d/0x260 [ 98.627083] ? __lockdep_init_map+0x100/0x560 executing program [ 98.631553] mount_fs+0x92/0x2a0 [ 98.634899] vfs_kern_mount.part.0+0x5b/0x470 [ 98.639372] do_mount+0xe65/0x2a30 [ 98.642898] ? copy_mount_string+0x40/0x40 [ 98.647132] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 98.652123] ? copy_mnt_ns+0xa30/0xa30 [ 98.655985] ? copy_mount_options+0x1fa/0x2f0 [ 98.660453] ? copy_mnt_ns+0xa30/0xa30 [ 98.664316] SyS_mount+0xa8/0x120 [ 98.667742] ? copy_mnt_ns+0xa30/0xa30 [ 98.671604] do_syscall_64+0x1d5/0x640 [ 98.675476] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 98.692813] FAULT_INJECTION: forcing a failure. [ 98.692813] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 98.704628] CPU: 0 PID: 8237 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 98.712504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 98.721834] Call Trace: [ 98.724399] dump_stack+0x1b2/0x281 [ 98.728022] should_fail.cold+0x10a/0x149 [ 98.732164] __alloc_pages_nodemask+0x21e/0x2900 [ 98.736896] ? depot_save_stack+0x10d/0x3f0 [ 98.741196] ? kasan_kmalloc+0xeb/0x160 [ 98.745144] ? __kmalloc+0x15a/0x400 [ 98.748830] ? p9_fcall_alloc+0x19/0x90 [ 98.752780] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 98.758118] ? p9_client_rpc+0x170/0x1520 [ 98.762238] ? p9_client_attach+0x137/0x750 [ 98.766534] ? v9fs_session_init+0xc03/0x1540 [ 98.771001] ? v9fs_mount+0x73/0x860 [ 98.774691] ? mount_fs+0x92/0x2a0 [ 98.778207] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 98.783021] ? do_syscall_64+0x1d5/0x640 [ 98.787055] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 98.792394] ? do_syscall_64+0x1d5/0x640 [ 98.796439] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 98.801797] ? cache_alloc_refill+0x2fa/0x350 [ 98.806268] cache_grow_begin+0x91/0x700 [ 98.810303] ? check_preemption_disabled+0x35/0x240 [ 98.815294] cache_alloc_refill+0x273/0x350 [ 98.819590] __kmalloc+0x378/0x400 [ 98.823110] ? p9_fcall_alloc+0x19/0x90 [ 98.827061] p9_fcall_alloc+0x19/0x90 [ 98.830835] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 98.836004] p9_client_rpc+0x170/0x1520 [ 98.839953] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 98.845291] ? lock_acquire+0x170/0x3f0 [ 98.849801] ? lock_downgrade+0x740/0x740 [ 98.853923] ? lock_acquire+0x170/0x3f0 [ 98.857880] ? lock_downgrade+0x740/0x740 [ 98.862001] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 98.867079] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 98.872070] p9_client_attach+0x137/0x750 [ 98.876195] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 98.881707] ? v9fs_session_init+0xad1/0x1540 [ 98.886295] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 98.891287] v9fs_session_init+0xc03/0x1540 [ 98.895594] ? v9fs_show_options+0x6b0/0x6b0 [ 98.899984] ? v9fs_mount+0x54/0x860 [ 98.903670] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 98.909094] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 98.914085] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 98.918903] v9fs_mount+0x73/0x860 [ 98.922418] ? alloc_pages_current+0x15d/0x260 [ 98.926975] ? __lockdep_init_map+0x100/0x560 [ 98.931446] mount_fs+0x92/0x2a0 [ 98.934792] vfs_kern_mount.part.0+0x5b/0x470 [ 98.939262] do_mount+0xe65/0x2a30 executing program [ 98.942780] ? copy_mount_string+0x40/0x40 [ 98.946989] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 98.951983] ? copy_mnt_ns+0xa30/0xa30 [ 98.955860] ? copy_mount_options+0x1fa/0x2f0 [ 98.960330] ? copy_mnt_ns+0xa30/0xa30 [ 98.964296] SyS_mount+0xa8/0x120 [ 98.967721] ? copy_mnt_ns+0xa30/0xa30 [ 98.971588] do_syscall_64+0x1d5/0x640 [ 98.975454] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 98.996630] FAULT_INJECTION: forcing a failure. [ 98.996630] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 99.008448] CPU: 0 PID: 8241 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 99.016301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 99.025729] Call Trace: [ 99.028297] dump_stack+0x1b2/0x281 [ 99.031903] should_fail.cold+0x10a/0x149 [ 99.036028] __alloc_pages_nodemask+0x21e/0x2900 [ 99.040760] ? depot_save_stack+0x10d/0x3f0 [ 99.045187] ? kasan_kmalloc+0xeb/0x160 [ 99.049144] ? __kmalloc+0x15a/0x400 [ 99.052847] ? p9_fcall_alloc+0x19/0x90 [ 99.056800] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 99.062138] ? p9_client_rpc+0x170/0x1520 [ 99.066260] ? p9_client_attach+0x137/0x750 [ 99.070558] ? v9fs_session_init+0xc03/0x1540 [ 99.075026] ? v9fs_mount+0x73/0x860 [ 99.078714] ? mount_fs+0x92/0x2a0 [ 99.082229] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 99.087047] ? do_syscall_64+0x1d5/0x640 [ 99.091084] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 99.096427] ? do_syscall_64+0x1d5/0x640 [ 99.100558] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 99.105900] ? cache_alloc_refill+0x2fa/0x350 [ 99.110372] cache_grow_begin+0x91/0x700 [ 99.114498] ? check_preemption_disabled+0x35/0x240 [ 99.119603] cache_alloc_refill+0x273/0x350 [ 99.123905] __kmalloc+0x378/0x400 [ 99.127425] ? p9_fcall_alloc+0x19/0x90 [ 99.131432] p9_fcall_alloc+0x19/0x90 [ 99.135312] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 99.140501] p9_client_rpc+0x170/0x1520 [ 99.144458] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 99.149801] ? lock_acquire+0x170/0x3f0 [ 99.153753] ? lock_downgrade+0x740/0x740 [ 99.157888] ? lock_acquire+0x170/0x3f0 [ 99.161924] ? lock_downgrade+0x740/0x740 [ 99.166067] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 99.171144] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 99.176140] p9_client_attach+0x137/0x750 [ 99.180272] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 99.185788] ? v9fs_session_init+0xad1/0x1540 [ 99.190259] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 99.195251] v9fs_session_init+0xc03/0x1540 [ 99.199553] ? v9fs_show_options+0x6b0/0x6b0 [ 99.203935] ? v9fs_mount+0x54/0x860 [ 99.207636] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 99.213060] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 99.218051] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 99.222868] v9fs_mount+0x73/0x860 [ 99.226381] ? alloc_pages_current+0x15d/0x260 [ 99.230941] ? __lockdep_init_map+0x100/0x560 [ 99.235413] mount_fs+0x92/0x2a0 [ 99.238764] vfs_kern_mount.part.0+0x5b/0x470 [ 99.243237] do_mount+0xe65/0x2a30 executing program [ 99.246753] ? do_raw_spin_unlock+0x164/0x220 [ 99.251223] ? copy_mount_string+0x40/0x40 [ 99.255439] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 99.260433] ? copy_mnt_ns+0xa30/0xa30 [ 99.264296] ? copy_mount_options+0x1fa/0x2f0 [ 99.268765] ? copy_mnt_ns+0xa30/0xa30 [ 99.272628] SyS_mount+0xa8/0x120 [ 99.276073] ? copy_mnt_ns+0xa30/0xa30 [ 99.279937] do_syscall_64+0x1d5/0x640 [ 99.283801] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 99.304801] FAULT_INJECTION: forcing a failure. [ 99.304801] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 99.316611] CPU: 1 PID: 8245 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 99.324464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 99.333792] Call Trace: [ 99.336356] dump_stack+0x1b2/0x281 [ 99.339959] should_fail.cold+0x10a/0x149 [ 99.344081] __alloc_pages_nodemask+0x21e/0x2900 [ 99.348814] ? depot_save_stack+0x10d/0x3f0 [ 99.353111] ? kasan_kmalloc+0xeb/0x160 [ 99.357059] ? __kmalloc+0x15a/0x400 [ 99.360746] ? p9_fcall_alloc+0x19/0x90 [ 99.364693] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 99.370028] ? p9_client_rpc+0x170/0x1520 [ 99.374150] ? p9_client_attach+0x137/0x750 [ 99.378533] ? v9fs_session_init+0xc03/0x1540 [ 99.383000] ? v9fs_mount+0x73/0x860 [ 99.386697] ? mount_fs+0x92/0x2a0 [ 99.390210] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 99.395026] ? do_syscall_64+0x1d5/0x640 [ 99.399061] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 99.404398] ? do_syscall_64+0x1d5/0x640 [ 99.408431] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 99.413775] ? cache_alloc_refill+0x2fa/0x350 [ 99.418251] cache_grow_begin+0x91/0x700 [ 99.422288] ? check_preemption_disabled+0x35/0x240 [ 99.427278] cache_alloc_refill+0x273/0x350 [ 99.431578] __kmalloc+0x378/0x400 [ 99.435106] ? p9_fcall_alloc+0x19/0x90 [ 99.439058] p9_fcall_alloc+0x19/0x90 [ 99.442834] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 99.448001] p9_client_rpc+0x170/0x1520 [ 99.452040] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 99.457383] ? lock_acquire+0x170/0x3f0 [ 99.461331] ? lock_downgrade+0x740/0x740 [ 99.465456] ? lock_acquire+0x170/0x3f0 [ 99.469404] ? lock_downgrade+0x740/0x740 [ 99.473527] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 99.478606] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 99.483600] p9_client_attach+0x137/0x750 [ 99.487727] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 99.493243] ? v9fs_session_init+0xad1/0x1540 [ 99.497713] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 99.502704] v9fs_session_init+0xc03/0x1540 [ 99.507006] ? v9fs_show_options+0x6b0/0x6b0 [ 99.511389] ? v9fs_mount+0x54/0x860 [ 99.515076] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 99.520502] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 99.525540] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 99.530366] v9fs_mount+0x73/0x860 [ 99.533879] ? alloc_pages_current+0x15d/0x260 [ 99.538438] ? __lockdep_init_map+0x100/0x560 [ 99.542910] mount_fs+0x92/0x2a0 [ 99.546255] vfs_kern_mount.part.0+0x5b/0x470 [ 99.550726] do_mount+0xe65/0x2a30 executing program [ 99.554254] ? copy_mount_string+0x40/0x40 [ 99.558465] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 99.563456] ? copy_mnt_ns+0xa30/0xa30 [ 99.567336] ? copy_mount_options+0x1fa/0x2f0 [ 99.571804] ? copy_mnt_ns+0xa30/0xa30 [ 99.575668] SyS_mount+0xa8/0x120 [ 99.579095] ? copy_mnt_ns+0xa30/0xa30 [ 99.582957] do_syscall_64+0x1d5/0x640 [ 99.586821] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 99.601554] FAULT_INJECTION: forcing a failure. [ 99.601554] name failslab, interval 1, probability 0, space 0, times 0 [ 99.614847] CPU: 1 PID: 8249 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 99.622823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 99.632153] Call Trace: [ 99.634724] dump_stack+0x1b2/0x281 [ 99.638335] should_fail.cold+0x10a/0x149 [ 99.642462] should_failslab+0xd6/0x130 [ 99.646412] __kmalloc+0x2c1/0x400 [ 99.649933] ? p9_fcall_alloc+0x19/0x90 [ 99.653894] p9_fcall_alloc+0x19/0x90 [ 99.657672] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 99.662842] p9_client_rpc+0x170/0x1520 [ 99.666793] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 99.672150] ? lock_acquire+0x170/0x3f0 [ 99.676100] ? lock_downgrade+0x740/0x740 [ 99.680238] ? lock_acquire+0x170/0x3f0 [ 99.684186] ? lock_downgrade+0x740/0x740 [ 99.688310] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 99.693476] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 99.698468] p9_client_attach+0x137/0x750 [ 99.702592] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 99.708101] ? v9fs_session_init+0xad1/0x1540 [ 99.712576] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 99.717567] v9fs_session_init+0xc03/0x1540 [ 99.721882] ? v9fs_show_options+0x6b0/0x6b0 [ 99.726271] ? v9fs_mount+0x54/0x860 [ 99.729978] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 99.735492] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 99.740489] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 99.745311] v9fs_mount+0x73/0x860 [ 99.748846] ? alloc_pages_current+0x15d/0x260 [ 99.753401] ? __lockdep_init_map+0x100/0x560 [ 99.757873] mount_fs+0x92/0x2a0 [ 99.761220] vfs_kern_mount.part.0+0x5b/0x470 [ 99.765689] do_mount+0xe65/0x2a30 [ 99.769202] ? do_raw_spin_unlock+0x164/0x220 [ 99.773939] ? copy_mount_string+0x40/0x40 [ 99.778151] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 99.783141] ? copy_mnt_ns+0xa30/0xa30 [ 99.787015] ? copy_mount_options+0x1fa/0x2f0 [ 99.791486] ? copy_mnt_ns+0xa30/0xa30 [ 99.795348] SyS_mount+0xa8/0x120 [ 99.798777] ? copy_mnt_ns+0xa30/0xa30 [ 99.802640] do_syscall_64+0x1d5/0x640 executing program [ 99.806509] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 99.812198] 9pnet: Couldn't grow tag array [ 99.820720] FAULT_INJECTION: forcing a failure. [ 99.820720] name failslab, interval 1, probability 0, space 0, times 0 [ 99.832004] CPU: 1 PID: 8250 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 99.839869] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 99.849212] Call Trace: [ 99.851778] dump_stack+0x1b2/0x281 [ 99.855387] should_fail.cold+0x10a/0x149 [ 99.859517] should_failslab+0xd6/0x130 [ 99.863466] __kmalloc+0x2c1/0x400 [ 99.866980] ? p9_fcall_alloc+0x19/0x90 [ 99.870940] p9_fcall_alloc+0x19/0x90 [ 99.874725] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 99.879900] p9_client_rpc+0x170/0x1520 [ 99.883850] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 99.889190] ? lock_acquire+0x170/0x3f0 [ 99.893158] ? lock_downgrade+0x740/0x740 [ 99.897292] ? lock_acquire+0x170/0x3f0 [ 99.901248] ? lock_downgrade+0x740/0x740 [ 99.905375] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 99.910457] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 99.915447] p9_client_attach+0x137/0x750 [ 99.919573] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 99.925082] ? v9fs_session_init+0xad1/0x1540 [ 99.929553] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 99.934563] v9fs_session_init+0xc03/0x1540 [ 99.939048] ? v9fs_show_options+0x6b0/0x6b0 [ 99.943432] ? v9fs_mount+0x54/0x860 [ 99.947120] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 99.952546] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 99.957539] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 99.962364] v9fs_mount+0x73/0x860 [ 99.965886] ? alloc_pages_current+0x15d/0x260 [ 99.970475] ? __lockdep_init_map+0x100/0x560 [ 99.974953] mount_fs+0x92/0x2a0 [ 99.978297] vfs_kern_mount.part.0+0x5b/0x470 [ 99.982767] do_mount+0xe65/0x2a30 [ 99.986281] ? do_raw_spin_unlock+0x164/0x220 [ 99.990751] ? copy_mount_string+0x40/0x40 [ 99.994962] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 99.999955] ? copy_mnt_ns+0xa30/0xa30 executing program [ 100.003819] ? copy_mount_options+0x1fa/0x2f0 [ 100.008380] ? copy_mnt_ns+0xa30/0xa30 [ 100.012249] SyS_mount+0xa8/0x120 [ 100.015768] ? copy_mnt_ns+0xa30/0xa30 [ 100.019632] do_syscall_64+0x1d5/0x640 [ 100.023524] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 100.028959] 9pnet: Couldn't grow tag array [ 100.038945] FAULT_INJECTION: forcing a failure. [ 100.038945] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 100.050745] CPU: 1 PID: 8251 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 100.058602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 100.067941] Call Trace: [ 100.070519] dump_stack+0x1b2/0x281 [ 100.074136] should_fail.cold+0x10a/0x149 [ 100.078267] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 100.083697] __alloc_pages_nodemask+0x21e/0x2900 [ 100.088521] ? depot_save_stack+0x10d/0x3f0 [ 100.092819] ? kasan_kmalloc+0x139/0x160 [ 100.096948] ? kasan_kmalloc+0xeb/0x160 [ 100.100897] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 100.105716] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 100.111052] ? p9_client_rpc+0x170/0x1520 [ 100.115172] ? p9_client_attach+0x137/0x750 [ 100.119471] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 100.124286] ? vfs_kern_mount.part.0+0x5b/0x470 [ 100.128948] ? do_mount+0xe65/0x2a30 [ 100.132636] ? SyS_mount+0xa8/0x120 [ 100.136237] ? do_syscall_64+0x1d5/0x640 [ 100.140277] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 100.145616] ? finish_task_switch+0x178/0x610 [ 100.150088] ? __schedule+0x893/0x1de0 [ 100.153951] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 100.158951] cache_grow_begin+0x91/0x700 [ 100.162991] ? ___preempt_schedule+0x16/0x18 [ 100.167410] ? check_preemption_disabled+0x35/0x240 [ 100.172405] cache_alloc_refill+0x273/0x350 [ 100.176704] __kmalloc+0x378/0x400 [ 100.180236] ? p9_fcall_alloc+0x19/0x90 [ 100.184186] p9_fcall_alloc+0x19/0x90 [ 100.187972] p9_client_prepare_req.part.0+0x86c/0xb60 [ 100.193136] p9_client_rpc+0x170/0x1520 [ 100.197087] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 100.202426] ? lock_acquire+0x170/0x3f0 [ 100.206379] ? lock_downgrade+0x740/0x740 [ 100.210515] ? lock_acquire+0x170/0x3f0 [ 100.214461] ? lock_downgrade+0x740/0x740 [ 100.218585] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 100.223664] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 100.228654] p9_client_attach+0x137/0x750 [ 100.232778] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 100.238291] ? v9fs_session_init+0xad1/0x1540 [ 100.242776] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 100.247778] v9fs_session_init+0xc03/0x1540 [ 100.252090] ? v9fs_show_options+0x6b0/0x6b0 [ 100.256479] ? v9fs_mount+0x54/0x860 [ 100.260171] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 100.265606] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 100.270598] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 100.275463] v9fs_mount+0x73/0x860 [ 100.278992] ? alloc_pages_current+0x15d/0x260 [ 100.283556] ? __lockdep_init_map+0x100/0x560 [ 100.288039] mount_fs+0x92/0x2a0 [ 100.291391] vfs_kern_mount.part.0+0x5b/0x470 [ 100.295870] do_mount+0xe65/0x2a30 [ 100.299391] ? do_raw_spin_unlock+0x164/0x220 [ 100.303867] ? copy_mount_string+0x40/0x40 executing program [ 100.308077] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 100.313069] ? copy_mnt_ns+0xa30/0xa30 [ 100.316932] ? copy_mount_options+0x1fa/0x2f0 [ 100.321403] ? copy_mnt_ns+0xa30/0xa30 [ 100.325265] SyS_mount+0xa8/0x120 [ 100.328697] ? copy_mnt_ns+0xa30/0xa30 [ 100.332560] do_syscall_64+0x1d5/0x640 [ 100.336443] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 100.353283] FAULT_INJECTION: forcing a failure. [ 100.353283] name failslab, interval 1, probability 0, space 0, times 0 [ 100.364566] CPU: 1 PID: 8255 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 100.372438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 100.381772] Call Trace: [ 100.384348] dump_stack+0x1b2/0x281 [ 100.387956] should_fail.cold+0x10a/0x149 [ 100.392084] should_failslab+0xd6/0x130 [ 100.396059] __kmalloc+0x2c1/0x400 [ 100.399578] ? p9_fcall_alloc+0x19/0x90 [ 100.403528] p9_fcall_alloc+0x19/0x90 [ 100.407305] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 100.412472] p9_client_rpc+0x170/0x1520 [ 100.416426] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 100.421767] ? lock_acquire+0x170/0x3f0 [ 100.425715] ? lock_downgrade+0x740/0x740 [ 100.429846] ? lock_acquire+0x170/0x3f0 [ 100.433796] ? lock_downgrade+0x740/0x740 [ 100.437921] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 100.443001] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 100.448016] p9_client_attach+0x137/0x750 [ 100.452141] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 100.457656] ? v9fs_session_init+0xad1/0x1540 [ 100.462128] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 100.467121] v9fs_session_init+0xc03/0x1540 [ 100.471451] ? v9fs_show_options+0x6b0/0x6b0 [ 100.475842] ? v9fs_mount+0x54/0x860 [ 100.479547] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 100.484971] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 100.489966] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 100.494785] v9fs_mount+0x73/0x860 [ 100.498301] ? alloc_pages_current+0x15d/0x260 [ 100.502864] ? __lockdep_init_map+0x100/0x560 [ 100.507340] mount_fs+0x92/0x2a0 [ 100.510684] vfs_kern_mount.part.0+0x5b/0x470 [ 100.515158] do_mount+0xe65/0x2a30 [ 100.518694] ? do_raw_spin_unlock+0x164/0x220 [ 100.523165] ? copy_mount_string+0x40/0x40 [ 100.527379] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 100.532371] ? copy_mnt_ns+0xa30/0xa30 [ 100.536234] ? copy_mount_options+0x1fa/0x2f0 [ 100.540702] ? copy_mnt_ns+0xa30/0xa30 [ 100.544598] SyS_mount+0xa8/0x120 [ 100.548027] ? copy_mnt_ns+0xa30/0xa30 [ 100.551898] do_syscall_64+0x1d5/0x640 executing program [ 100.555767] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 100.561258] 9pnet: Couldn't grow tag array [ 100.570119] FAULT_INJECTION: forcing a failure. [ 100.570119] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 100.581920] CPU: 1 PID: 8256 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 100.589775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 100.599102] Call Trace: [ 100.601667] dump_stack+0x1b2/0x281 [ 100.605271] should_fail.cold+0x10a/0x149 [ 100.609396] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 100.614739] __alloc_pages_nodemask+0x21e/0x2900 [ 100.619472] ? depot_save_stack+0x10d/0x3f0 [ 100.623767] ? kasan_kmalloc+0x139/0x160 [ 100.627804] ? kasan_kmalloc+0xeb/0x160 [ 100.631751] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 100.636567] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 100.641904] ? p9_client_rpc+0x170/0x1520 [ 100.646023] ? p9_client_attach+0x137/0x750 [ 100.650355] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 100.655171] ? vfs_kern_mount.part.0+0x5b/0x470 [ 100.659815] ? do_mount+0xe65/0x2a30 [ 100.663505] ? SyS_mount+0xa8/0x120 [ 100.667108] ? do_syscall_64+0x1d5/0x640 [ 100.671146] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 100.676489] ? node_tag_clear+0x6c/0x170 [ 100.680528] cache_grow_begin+0x91/0x700 [ 100.684565] ? check_preemption_disabled+0x35/0x240 [ 100.689559] cache_alloc_refill+0x273/0x350 [ 100.693856] __kmalloc+0x378/0x400 [ 100.697370] ? p9_fcall_alloc+0x19/0x90 [ 100.701321] p9_fcall_alloc+0x19/0x90 [ 100.705114] p9_client_prepare_req.part.0+0x86c/0xb60 [ 100.710281] p9_client_rpc+0x170/0x1520 [ 100.714232] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 100.719574] ? lock_acquire+0x170/0x3f0 [ 100.723547] ? lock_downgrade+0x740/0x740 [ 100.727673] ? lock_acquire+0x170/0x3f0 [ 100.731631] ? lock_downgrade+0x740/0x740 [ 100.735786] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 100.740883] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 100.745963] p9_client_attach+0x137/0x750 [ 100.750086] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 100.755600] ? v9fs_session_init+0xad1/0x1540 [ 100.760071] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 100.765071] v9fs_session_init+0xc03/0x1540 [ 100.769372] ? v9fs_show_options+0x6b0/0x6b0 [ 100.773758] ? v9fs_mount+0x54/0x860 [ 100.777445] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 100.782888] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 100.787880] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 100.792714] v9fs_mount+0x73/0x860 [ 100.796230] ? alloc_pages_current+0x15d/0x260 [ 100.800785] ? __lockdep_init_map+0x100/0x560 [ 100.805254] mount_fs+0x92/0x2a0 executing program [ 100.808597] vfs_kern_mount.part.0+0x5b/0x470 [ 100.813068] do_mount+0xe65/0x2a30 [ 100.816604] ? do_raw_spin_unlock+0x164/0x220 [ 100.821076] ? copy_mount_string+0x40/0x40 [ 100.825285] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 100.830277] ? copy_mnt_ns+0xa30/0xa30 [ 100.834138] ? copy_mount_options+0x1fa/0x2f0 [ 100.838704] ? copy_mnt_ns+0xa30/0xa30 [ 100.842566] SyS_mount+0xa8/0x120 [ 100.846004] ? copy_mnt_ns+0xa30/0xa30 [ 100.850035] do_syscall_64+0x1d5/0x640 [ 100.853924] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 100.871460] FAULT_INJECTION: forcing a failure. [ 100.871460] name failslab, interval 1, probability 0, space 0, times 0 [ 100.882764] CPU: 1 PID: 8260 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 100.890640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 100.900687] Call Trace: [ 100.903257] dump_stack+0x1b2/0x281 [ 100.906864] should_fail.cold+0x10a/0x149 [ 100.910988] should_failslab+0xd6/0x130 [ 100.914946] __kmalloc+0x2c1/0x400 [ 100.918464] ? p9_fcall_alloc+0x19/0x90 [ 100.922520] p9_fcall_alloc+0x19/0x90 [ 100.926322] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 100.931509] p9_client_rpc+0x170/0x1520 [ 100.935477] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 100.940844] ? lock_acquire+0x170/0x3f0 [ 100.944796] ? lock_downgrade+0x740/0x740 [ 100.949047] ? lock_acquire+0x170/0x3f0 [ 100.953002] ? lock_downgrade+0x740/0x740 [ 100.957129] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 100.962330] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 100.967334] p9_client_attach+0x137/0x750 [ 100.971575] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 100.977179] ? v9fs_session_init+0xad1/0x1540 [ 100.981675] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 100.986676] v9fs_session_init+0xc03/0x1540 [ 100.990997] ? v9fs_show_options+0x6b0/0x6b0 [ 100.995389] ? v9fs_mount+0x54/0x860 [ 100.999084] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 101.004523] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 101.009603] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 101.014518] v9fs_mount+0x73/0x860 [ 101.018051] ? alloc_pages_current+0x15d/0x260 [ 101.022619] ? __lockdep_init_map+0x100/0x560 [ 101.027098] mount_fs+0x92/0x2a0 [ 101.030455] vfs_kern_mount.part.0+0x5b/0x470 [ 101.035036] do_mount+0xe65/0x2a30 [ 101.038557] ? do_raw_spin_unlock+0x164/0x220 [ 101.043034] ? copy_mount_string+0x40/0x40 [ 101.047495] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 101.052502] ? copy_mnt_ns+0xa30/0xa30 [ 101.056378] ? copy_mount_options+0x1fa/0x2f0 [ 101.060960] ? copy_mnt_ns+0xa30/0xa30 [ 101.064959] SyS_mount+0xa8/0x120 [ 101.068416] ? copy_mnt_ns+0xa30/0xa30 executing program [ 101.072409] do_syscall_64+0x1d5/0x640 [ 101.076422] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 101.082109] 9pnet: Couldn't grow tag array [ 101.092114] FAULT_INJECTION: forcing a failure. [ 101.092114] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 101.103927] CPU: 1 PID: 8261 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 101.111787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 101.121116] Call Trace: [ 101.123856] dump_stack+0x1b2/0x281 [ 101.127552] should_fail.cold+0x10a/0x149 [ 101.131763] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 101.137106] __alloc_pages_nodemask+0x21e/0x2900 [ 101.141841] ? depot_save_stack+0x10d/0x3f0 [ 101.146143] ? kasan_kmalloc+0x139/0x160 [ 101.150178] ? kasan_kmalloc+0xeb/0x160 [ 101.154132] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 101.159006] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 101.164340] ? p9_client_rpc+0x170/0x1520 [ 101.168460] ? p9_client_attach+0x137/0x750 [ 101.172757] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 101.177573] ? vfs_kern_mount.part.0+0x5b/0x470 [ 101.182214] ? do_mount+0xe65/0x2a30 [ 101.185900] ? SyS_mount+0xa8/0x120 [ 101.189500] ? do_syscall_64+0x1d5/0x640 [ 101.193535] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 101.198876] ? node_tag_clear+0x6c/0x170 [ 101.202914] cache_grow_begin+0x91/0x700 [ 101.206952] ? check_preemption_disabled+0x35/0x240 [ 101.211941] cache_alloc_refill+0x273/0x350 [ 101.216239] __kmalloc+0x378/0x400 [ 101.219750] ? p9_fcall_alloc+0x19/0x90 [ 101.223696] p9_fcall_alloc+0x19/0x90 [ 101.227471] p9_client_prepare_req.part.0+0x86c/0xb60 [ 101.232639] p9_client_rpc+0x170/0x1520 [ 101.236586] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 101.241924] ? lock_acquire+0x170/0x3f0 [ 101.245871] ? lock_downgrade+0x740/0x740 [ 101.249994] ? lock_acquire+0x170/0x3f0 [ 101.253942] ? lock_downgrade+0x740/0x740 [ 101.258063] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 101.263139] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 101.268133] p9_client_attach+0x137/0x750 [ 101.272256] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 101.277768] ? v9fs_session_init+0xad1/0x1540 [ 101.282237] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 101.287231] v9fs_session_init+0xc03/0x1540 [ 101.291529] ? v9fs_show_options+0x6b0/0x6b0 [ 101.295910] ? v9fs_mount+0x54/0x860 [ 101.299597] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 101.305021] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 101.310012] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 101.314842] v9fs_mount+0x73/0x860 [ 101.318375] ? alloc_pages_current+0x15d/0x260 [ 101.322937] ? __lockdep_init_map+0x100/0x560 [ 101.327523] mount_fs+0x92/0x2a0 [ 101.330875] vfs_kern_mount.part.0+0x5b/0x470 [ 101.335356] do_mount+0xe65/0x2a30 [ 101.338878] ? do_raw_spin_unlock+0x164/0x220 [ 101.343484] ? copy_mount_string+0x40/0x40 [ 101.347700] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 101.352699] ? copy_mnt_ns+0xa30/0xa30 [ 101.356566] ? copy_mount_options+0x1fa/0x2f0 [ 101.361038] ? copy_mnt_ns+0xa30/0xa30 [ 101.364900] SyS_mount+0xa8/0x120 [ 101.368386] ? copy_mnt_ns+0xa30/0xa30 executing program [ 101.372267] do_syscall_64+0x1d5/0x640 [ 101.376130] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 101.392297] FAULT_INJECTION: forcing a failure. [ 101.392297] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 101.404113] CPU: 1 PID: 8265 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 101.411983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 101.421311] Call Trace: [ 101.423875] dump_stack+0x1b2/0x281 [ 101.427484] should_fail.cold+0x10a/0x149 [ 101.431608] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 101.436947] __alloc_pages_nodemask+0x21e/0x2900 [ 101.441680] ? depot_save_stack+0x10d/0x3f0 [ 101.445989] ? kasan_kmalloc+0x139/0x160 [ 101.450023] ? kasan_kmalloc+0xeb/0x160 [ 101.453969] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 101.458786] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 101.464124] ? p9_client_rpc+0x170/0x1520 [ 101.468244] ? p9_client_attach+0x137/0x750 [ 101.472540] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 101.477356] ? vfs_kern_mount.part.0+0x5b/0x470 [ 101.481997] ? do_mount+0xe65/0x2a30 [ 101.485685] ? SyS_mount+0xa8/0x120 [ 101.489284] ? do_syscall_64+0x1d5/0x640 [ 101.493406] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 101.498749] ? node_tag_clear+0x6c/0x170 [ 101.502788] cache_grow_begin+0x91/0x700 [ 101.506828] ? check_preemption_disabled+0x35/0x240 [ 101.511822] cache_alloc_refill+0x273/0x350 [ 101.516123] __kmalloc+0x378/0x400 [ 101.519636] ? p9_fcall_alloc+0x19/0x90 [ 101.523584] p9_fcall_alloc+0x19/0x90 [ 101.527361] p9_client_prepare_req.part.0+0x86c/0xb60 [ 101.532527] p9_client_rpc+0x170/0x1520 [ 101.536483] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 101.541830] ? lock_acquire+0x170/0x3f0 [ 101.545794] ? lock_downgrade+0x740/0x740 [ 101.549915] ? lock_acquire+0x170/0x3f0 [ 101.553862] ? lock_downgrade+0x740/0x740 [ 101.557982] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 101.563063] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 101.568057] p9_client_attach+0x137/0x750 [ 101.572198] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 101.577708] ? v9fs_session_init+0xad1/0x1540 [ 101.582178] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 101.587195] v9fs_session_init+0xc03/0x1540 [ 101.591495] ? v9fs_show_options+0x6b0/0x6b0 [ 101.595882] ? v9fs_mount+0x54/0x860 [ 101.599576] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 101.605005] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 101.609998] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 101.614816] v9fs_mount+0x73/0x860 [ 101.618344] ? alloc_pages_current+0x15d/0x260 [ 101.622913] ? __lockdep_init_map+0x100/0x560 [ 101.627394] mount_fs+0x92/0x2a0 [ 101.630743] vfs_kern_mount.part.0+0x5b/0x470 [ 101.635217] do_mount+0xe65/0x2a30 [ 101.638740] ? do_raw_spin_unlock+0x164/0x220 [ 101.643218] ? copy_mount_string+0x40/0x40 [ 101.647437] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 101.652430] ? copy_mnt_ns+0xa30/0xa30 [ 101.656329] ? copy_mount_options+0x1fa/0x2f0 [ 101.661068] ? copy_mnt_ns+0xa30/0xa30 [ 101.664936] SyS_mount+0xa8/0x120 [ 101.668365] ? copy_mnt_ns+0xa30/0xa30 executing program [ 101.672234] do_syscall_64+0x1d5/0x640 [ 101.676100] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 101.694494] FAULT_INJECTION: forcing a failure. [ 101.694494] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 101.706308] CPU: 1 PID: 8269 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 101.714169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 101.723610] Call Trace: [ 101.726188] dump_stack+0x1b2/0x281 [ 101.729809] should_fail.cold+0x10a/0x149 [ 101.733939] __alloc_pages_nodemask+0x21e/0x2900 [ 101.738691] ? depot_save_stack+0x10d/0x3f0 [ 101.743007] ? kasan_kmalloc+0xeb/0x160 [ 101.746964] ? __kmalloc+0x15a/0x400 [ 101.750658] ? p9_fcall_alloc+0x19/0x90 [ 101.754609] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 101.760040] ? p9_client_rpc+0x170/0x1520 [ 101.764258] ? p9_client_attach+0x137/0x750 [ 101.768551] ? v9fs_session_init+0xc03/0x1540 [ 101.773024] ? v9fs_mount+0x73/0x860 [ 101.776728] ? mount_fs+0x92/0x2a0 [ 101.780249] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 101.785063] ? do_syscall_64+0x1d5/0x640 [ 101.789107] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 101.794441] ? do_syscall_64+0x1d5/0x640 [ 101.798486] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 101.803858] ? cache_alloc_refill+0x2fa/0x350 [ 101.808340] cache_grow_begin+0x91/0x700 [ 101.812381] ? check_preemption_disabled+0x35/0x240 [ 101.817371] cache_alloc_refill+0x273/0x350 [ 101.821669] __kmalloc+0x378/0x400 [ 101.825183] ? p9_fcall_alloc+0x19/0x90 [ 101.829143] p9_fcall_alloc+0x19/0x90 [ 101.833623] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 101.838790] p9_client_rpc+0x170/0x1520 [ 101.842739] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 101.848076] ? lock_acquire+0x170/0x3f0 [ 101.852024] ? lock_downgrade+0x740/0x740 [ 101.856148] ? lock_acquire+0x170/0x3f0 [ 101.860099] ? lock_downgrade+0x740/0x740 [ 101.864497] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 101.869577] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 101.874571] p9_client_attach+0x137/0x750 [ 101.878700] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 101.884247] ? v9fs_session_init+0xad1/0x1540 [ 101.888719] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 101.893713] v9fs_session_init+0xc03/0x1540 [ 101.898011] ? v9fs_show_options+0x6b0/0x6b0 [ 101.902394] ? v9fs_mount+0x54/0x860 [ 101.906089] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 101.911512] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 101.916501] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 101.922476] v9fs_mount+0x73/0x860 [ 101.926004] ? alloc_pages_current+0x15d/0x260 [ 101.930593] ? __lockdep_init_map+0x100/0x560 [ 101.935073] mount_fs+0x92/0x2a0 [ 101.938425] vfs_kern_mount.part.0+0x5b/0x470 [ 101.942896] do_mount+0xe65/0x2a30 [ 101.946406] ? do_raw_spin_unlock+0x164/0x220 [ 101.950895] ? copy_mount_string+0x40/0x40 [ 101.955102] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 101.960090] ? copy_mnt_ns+0xa30/0xa30 [ 101.963954] ? copy_mount_options+0x1fa/0x2f0 [ 101.968423] ? copy_mnt_ns+0xa30/0xa30 [ 101.972313] SyS_mount+0xa8/0x120 executing program [ 101.975739] ? copy_mnt_ns+0xa30/0xa30 [ 101.979623] do_syscall_64+0x1d5/0x640 [ 101.983504] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 102.004102] FAULT_INJECTION: forcing a failure. [ 102.004102] name failslab, interval 1, probability 0, space 0, times 0 [ 102.015767] CPU: 0 PID: 8273 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 102.023628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 102.032961] Call Trace: [ 102.035595] dump_stack+0x1b2/0x281 [ 102.039206] should_fail.cold+0x10a/0x149 [ 102.043333] should_failslab+0xd6/0x130 [ 102.047309] kmem_cache_alloc_trace+0x29a/0x3d0 [ 102.051954] ? v9fs_session_init+0xad1/0x1540 [ 102.056425] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 102.061679] v9fs_session_init+0xc92/0x1540 [ 102.065990] ? v9fs_show_options+0x6b0/0x6b0 [ 102.070382] ? v9fs_mount+0x54/0x860 [ 102.074075] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 102.079626] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 102.084625] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 102.089449] v9fs_mount+0x73/0x860 [ 102.092965] ? alloc_pages_current+0x15d/0x260 [ 102.097524] ? __lockdep_init_map+0x100/0x560 [ 102.101997] mount_fs+0x92/0x2a0 [ 102.105337] vfs_kern_mount.part.0+0x5b/0x470 [ 102.109806] do_mount+0xe65/0x2a30 [ 102.113321] ? copy_mount_string+0x40/0x40 [ 102.117529] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 102.122530] ? copy_mnt_ns+0xa30/0xa30 executing program [ 102.126416] ? copy_mount_options+0x1fa/0x2f0 [ 102.130896] ? copy_mnt_ns+0xa30/0xa30 [ 102.134767] SyS_mount+0xa8/0x120 [ 102.138202] ? copy_mnt_ns+0xa30/0xa30 [ 102.142068] do_syscall_64+0x1d5/0x640 [ 102.145940] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 102.158785] FAULT_INJECTION: forcing a failure. [ 102.158785] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 102.170598] CPU: 0 PID: 8276 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 102.178465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 102.187798] Call Trace: [ 102.190397] dump_stack+0x1b2/0x281 [ 102.193999] should_fail.cold+0x10a/0x149 [ 102.198129] __alloc_pages_nodemask+0x21e/0x2900 [ 102.202859] ? depot_save_stack+0x10d/0x3f0 [ 102.207158] ? kasan_kmalloc+0xeb/0x160 [ 102.211105] ? __kmalloc+0x15a/0x400 [ 102.214814] ? p9_fcall_alloc+0x19/0x90 [ 102.218776] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 102.224118] ? p9_client_rpc+0x170/0x1520 [ 102.232243] ? p9_client_attach+0x137/0x750 [ 102.236541] ? v9fs_session_init+0xc03/0x1540 [ 102.241007] ? v9fs_mount+0x73/0x860 [ 102.244690] ? mount_fs+0x92/0x2a0 [ 102.248224] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 102.253040] ? do_syscall_64+0x1d5/0x640 [ 102.257086] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 102.262441] ? do_syscall_64+0x1d5/0x640 [ 102.266480] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 102.271915] ? cache_alloc_refill+0x2fa/0x350 [ 102.276394] cache_grow_begin+0x91/0x700 [ 102.280436] ? check_preemption_disabled+0x35/0x240 [ 102.285426] cache_alloc_refill+0x273/0x350 [ 102.289723] __kmalloc+0x378/0x400 [ 102.293238] ? p9_fcall_alloc+0x19/0x90 [ 102.297186] p9_fcall_alloc+0x19/0x90 [ 102.300958] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 102.306121] p9_client_rpc+0x170/0x1520 [ 102.310072] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 102.315409] ? lock_acquire+0x170/0x3f0 [ 102.319354] ? lock_downgrade+0x740/0x740 [ 102.323474] ? lock_acquire+0x170/0x3f0 [ 102.327423] ? lock_downgrade+0x740/0x740 [ 102.331554] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 102.336627] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 102.341616] p9_client_attach+0x137/0x750 [ 102.345738] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 102.351248] ? v9fs_session_init+0xad1/0x1540 [ 102.355714] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 102.360702] v9fs_session_init+0xc03/0x1540 [ 102.364999] ? v9fs_show_options+0x6b0/0x6b0 [ 102.369380] ? v9fs_mount+0x54/0x860 [ 102.373068] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 102.378501] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 102.383507] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 102.388419] v9fs_mount+0x73/0x860 [ 102.391940] ? alloc_pages_current+0x15d/0x260 [ 102.396498] ? __lockdep_init_map+0x100/0x560 [ 102.400972] mount_fs+0x92/0x2a0 [ 102.404318] vfs_kern_mount.part.0+0x5b/0x470 [ 102.408793] do_mount+0xe65/0x2a30 [ 102.412310] ? do_raw_spin_unlock+0x164/0x220 [ 102.416781] ? copy_mount_string+0x40/0x40 [ 102.420989] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 102.425976] ? copy_mnt_ns+0xa30/0xa30 executing program [ 102.429839] ? copy_mount_options+0x1fa/0x2f0 [ 102.434308] ? copy_mnt_ns+0xa30/0xa30 [ 102.438172] SyS_mount+0xa8/0x120 [ 102.441595] ? copy_mnt_ns+0xa30/0xa30 [ 102.445461] do_syscall_64+0x1d5/0x640 [ 102.449325] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 102.465881] FAULT_INJECTION: forcing a failure. [ 102.465881] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 102.477690] CPU: 0 PID: 8281 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 102.485555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 102.494883] Call Trace: [ 102.497448] dump_stack+0x1b2/0x281 [ 102.501063] should_fail.cold+0x10a/0x149 [ 102.505195] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 102.510544] __alloc_pages_nodemask+0x21e/0x2900 [ 102.515280] ? depot_save_stack+0x10d/0x3f0 [ 102.519595] ? kasan_kmalloc+0x139/0x160 [ 102.523641] ? kasan_kmalloc+0xeb/0x160 [ 102.527603] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 102.532429] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 102.537777] ? p9_client_rpc+0x170/0x1520 [ 102.541988] ? p9_client_attach+0x137/0x750 [ 102.546288] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 102.551107] ? vfs_kern_mount.part.0+0x5b/0x470 [ 102.555750] ? do_mount+0xe65/0x2a30 [ 102.559441] ? SyS_mount+0xa8/0x120 [ 102.563044] ? do_syscall_64+0x1d5/0x640 [ 102.567080] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 102.572428] ? node_tag_clear+0x6c/0x170 [ 102.576468] cache_grow_begin+0x91/0x700 [ 102.580509] ? check_preemption_disabled+0x35/0x240 [ 102.585518] cache_alloc_refill+0x273/0x350 [ 102.589830] __kmalloc+0x378/0x400 [ 102.593352] ? p9_fcall_alloc+0x19/0x90 [ 102.597302] p9_fcall_alloc+0x19/0x90 [ 102.601077] p9_client_prepare_req.part.0+0x86c/0xb60 [ 102.606252] p9_client_rpc+0x170/0x1520 [ 102.610210] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 102.615547] ? lock_acquire+0x170/0x3f0 [ 102.619496] ? lock_downgrade+0x740/0x740 [ 102.623620] ? lock_acquire+0x170/0x3f0 [ 102.627567] ? lock_downgrade+0x740/0x740 [ 102.631689] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 102.636766] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 102.641759] p9_client_attach+0x137/0x750 [ 102.645882] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 102.651392] ? v9fs_session_init+0xad1/0x1540 [ 102.655863] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 102.660853] v9fs_session_init+0xc03/0x1540 [ 102.665155] ? v9fs_show_options+0x6b0/0x6b0 [ 102.669541] ? v9fs_mount+0x54/0x860 [ 102.673240] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 102.678681] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 102.683673] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 102.688578] v9fs_mount+0x73/0x860 [ 102.692107] ? alloc_pages_current+0x15d/0x260 [ 102.696678] ? __lockdep_init_map+0x100/0x560 [ 102.701149] mount_fs+0x92/0x2a0 [ 102.704502] vfs_kern_mount.part.0+0x5b/0x470 [ 102.708972] do_mount+0xe65/0x2a30 [ 102.712485] ? do_raw_spin_unlock+0x164/0x220 [ 102.716953] ? copy_mount_string+0x40/0x40 [ 102.721163] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 102.726152] ? copy_mnt_ns+0xa30/0xa30 executing program [ 102.730013] ? copy_mount_options+0x1fa/0x2f0 [ 102.734480] ? copy_mnt_ns+0xa30/0xa30 [ 102.738341] SyS_mount+0xa8/0x120 [ 102.741768] ? copy_mnt_ns+0xa30/0xa30 [ 102.745628] do_syscall_64+0x1d5/0x640 [ 102.749491] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 102.766165] FAULT_INJECTION: forcing a failure. [ 102.766165] name failslab, interval 1, probability 0, space 0, times 0 [ 102.777446] CPU: 0 PID: 8285 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 102.785320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 102.794663] Call Trace: [ 102.797229] dump_stack+0x1b2/0x281 [ 102.800832] should_fail.cold+0x10a/0x149 [ 102.804955] should_failslab+0xd6/0x130 [ 102.808904] __kmalloc+0x2c1/0x400 [ 102.812416] ? p9_fcall_alloc+0x19/0x90 [ 102.816365] p9_fcall_alloc+0x19/0x90 [ 102.820197] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 102.825375] p9_client_rpc+0x170/0x1520 [ 102.829332] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 102.834674] ? lock_acquire+0x170/0x3f0 [ 102.838626] ? lock_downgrade+0x740/0x740 [ 102.842752] ? lock_acquire+0x170/0x3f0 [ 102.846710] ? lock_downgrade+0x740/0x740 [ 102.850841] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 102.855925] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 102.860924] p9_client_attach+0x137/0x750 [ 102.865050] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 102.870563] ? v9fs_session_init+0xad1/0x1540 [ 102.875031] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 102.880021] v9fs_session_init+0xc03/0x1540 [ 102.884322] ? v9fs_show_options+0x6b0/0x6b0 [ 102.888762] ? v9fs_mount+0x54/0x860 [ 102.892460] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 102.897890] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 102.902882] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 102.907704] v9fs_mount+0x73/0x860 [ 102.911231] ? alloc_pages_current+0x15d/0x260 [ 102.915801] ? __lockdep_init_map+0x100/0x560 [ 102.920278] mount_fs+0x92/0x2a0 [ 102.923634] vfs_kern_mount.part.0+0x5b/0x470 [ 102.928108] do_mount+0xe65/0x2a30 executing program [ 102.931622] ? do_raw_spin_unlock+0x164/0x220 [ 102.936097] ? copy_mount_string+0x40/0x40 [ 102.940313] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 102.945317] ? copy_mnt_ns+0xa30/0xa30 [ 102.949182] ? copy_mount_options+0x1fa/0x2f0 [ 102.953657] ? copy_mnt_ns+0xa30/0xa30 [ 102.957516] SyS_mount+0xa8/0x120 [ 102.960944] ? copy_mnt_ns+0xa30/0xa30 [ 102.964805] do_syscall_64+0x1d5/0x640 [ 102.968669] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 102.975197] 9pnet: Couldn't grow tag array [ 102.984473] FAULT_INJECTION: forcing a failure. [ 102.984473] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 102.996271] CPU: 0 PID: 8286 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 103.004125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 103.013453] Call Trace: [ 103.016019] dump_stack+0x1b2/0x281 [ 103.019620] should_fail.cold+0x10a/0x149 [ 103.023741] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 103.029090] __alloc_pages_nodemask+0x21e/0x2900 [ 103.033957] ? depot_save_stack+0x10d/0x3f0 [ 103.038266] ? kasan_kmalloc+0x139/0x160 [ 103.042307] ? kasan_kmalloc+0xeb/0x160 [ 103.046262] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 103.051091] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 103.056456] ? p9_client_rpc+0x170/0x1520 [ 103.060586] ? p9_client_attach+0x137/0x750 [ 103.064888] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 103.069719] ? vfs_kern_mount.part.0+0x5b/0x470 [ 103.074382] ? do_mount+0xe65/0x2a30 [ 103.078081] ? SyS_mount+0xa8/0x120 [ 103.081687] ? do_syscall_64+0x1d5/0x640 [ 103.085732] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 103.091098] ? node_tag_clear+0x6c/0x170 [ 103.095159] cache_grow_begin+0x91/0x700 [ 103.099207] ? check_preemption_disabled+0x35/0x240 [ 103.104211] cache_alloc_refill+0x273/0x350 [ 103.108514] __kmalloc+0x378/0x400 [ 103.112038] ? p9_fcall_alloc+0x19/0x90 [ 103.116010] p9_fcall_alloc+0x19/0x90 [ 103.119796] p9_client_prepare_req.part.0+0x86c/0xb60 [ 103.124967] p9_client_rpc+0x170/0x1520 [ 103.128930] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 103.134276] ? lock_acquire+0x170/0x3f0 [ 103.138226] ? lock_downgrade+0x740/0x740 [ 103.142352] ? lock_acquire+0x170/0x3f0 [ 103.146403] ? lock_downgrade+0x740/0x740 [ 103.150779] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 103.155860] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 103.161452] p9_client_attach+0x137/0x750 [ 103.165578] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 103.171092] ? v9fs_session_init+0xad1/0x1540 [ 103.175561] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 103.181331] v9fs_session_init+0xc03/0x1540 [ 103.185631] ? v9fs_show_options+0x6b0/0x6b0 [ 103.190013] ? v9fs_mount+0x54/0x860 [ 103.193699] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 103.199121] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 103.204114] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 103.208934] v9fs_mount+0x73/0x860 [ 103.212449] ? alloc_pages_current+0x15d/0x260 [ 103.217007] ? __lockdep_init_map+0x100/0x560 [ 103.221479] mount_fs+0x92/0x2a0 [ 103.224839] vfs_kern_mount.part.0+0x5b/0x470 [ 103.229309] do_mount+0xe65/0x2a30 executing program [ 103.232822] ? do_raw_spin_unlock+0x164/0x220 [ 103.237291] ? copy_mount_string+0x40/0x40 [ 103.241499] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 103.246487] ? copy_mnt_ns+0xa30/0xa30 [ 103.250364] ? copy_mount_options+0x1fa/0x2f0 [ 103.254833] ? copy_mnt_ns+0xa30/0xa30 [ 103.258694] SyS_mount+0xa8/0x120 [ 103.262153] ? copy_mnt_ns+0xa30/0xa30 [ 103.266016] do_syscall_64+0x1d5/0x640 [ 103.269896] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 103.287269] FAULT_INJECTION: forcing a failure. [ 103.287269] name failslab, interval 1, probability 0, space 0, times 0 [ 103.298618] CPU: 0 PID: 8290 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 103.306486] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 103.315813] Call Trace: [ 103.318377] dump_stack+0x1b2/0x281 [ 103.321978] should_fail.cold+0x10a/0x149 [ 103.326099] should_failslab+0xd6/0x130 [ 103.330047] __kmalloc+0x2c1/0x400 [ 103.333568] ? p9_fcall_alloc+0x19/0x90 [ 103.337516] p9_fcall_alloc+0x19/0x90 [ 103.341287] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 103.346454] p9_client_rpc+0x170/0x1520 [ 103.350404] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 103.355745] ? lock_acquire+0x170/0x3f0 [ 103.360037] ? lock_downgrade+0x740/0x740 [ 103.364162] ? lock_acquire+0x170/0x3f0 [ 103.368107] ? lock_downgrade+0x740/0x740 [ 103.372231] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 103.377307] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 103.382298] p9_client_attach+0x137/0x750 [ 103.386420] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 103.391929] ? v9fs_session_init+0xad1/0x1540 [ 103.396396] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 103.401386] v9fs_session_init+0xc03/0x1540 [ 103.405682] ? v9fs_show_options+0x6b0/0x6b0 [ 103.410066] ? v9fs_mount+0x54/0x860 [ 103.413799] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 103.419223] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 103.424217] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 103.429034] v9fs_mount+0x73/0x860 [ 103.432563] ? alloc_pages_current+0x15d/0x260 [ 103.437120] ? __lockdep_init_map+0x100/0x560 [ 103.441588] mount_fs+0x92/0x2a0 [ 103.444927] vfs_kern_mount.part.0+0x5b/0x470 [ 103.449483] do_mount+0xe65/0x2a30 [ 103.452995] ? do_raw_spin_unlock+0x164/0x220 [ 103.457463] ? copy_mount_string+0x40/0x40 [ 103.461671] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 103.466658] ? copy_mnt_ns+0xa30/0xa30 [ 103.470517] ? copy_mount_options+0x1fa/0x2f0 [ 103.474982] ? copy_mnt_ns+0xa30/0xa30 [ 103.478844] SyS_mount+0xa8/0x120 [ 103.482269] ? copy_mnt_ns+0xa30/0xa30 executing program [ 103.486134] do_syscall_64+0x1d5/0x640 [ 103.490000] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 103.495793] 9pnet: Couldn't grow tag array [ 103.504640] FAULT_INJECTION: forcing a failure. [ 103.504640] name failslab, interval 1, probability 0, space 0, times 0 [ 103.516402] CPU: 0 PID: 8291 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 103.524266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 103.533594] Call Trace: [ 103.536158] dump_stack+0x1b2/0x281 [ 103.539761] should_fail.cold+0x10a/0x149 [ 103.543882] should_failslab+0xd6/0x130 [ 103.547829] __kmalloc+0x2c1/0x400 [ 103.551340] ? p9_fcall_alloc+0x19/0x90 [ 103.555286] ? __lockdep_init_map+0x100/0x560 [ 103.559752] p9_fcall_alloc+0x19/0x90 [ 103.563526] p9_client_prepare_req.part.0+0x86c/0xb60 [ 103.568690] p9_client_rpc+0x170/0x1520 [ 103.572638] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 103.577977] ? lock_acquire+0x170/0x3f0 [ 103.581921] ? lock_downgrade+0x740/0x740 [ 103.586041] ? lock_acquire+0x170/0x3f0 [ 103.589988] ? lock_downgrade+0x740/0x740 [ 103.594112] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 103.599186] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 103.604174] p9_client_attach+0x137/0x750 [ 103.608295] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 103.613806] ? v9fs_session_init+0xad1/0x1540 [ 103.618275] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 103.623265] v9fs_session_init+0xc03/0x1540 [ 103.627563] ? v9fs_show_options+0x6b0/0x6b0 [ 103.631947] ? v9fs_mount+0x54/0x860 [ 103.635642] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 103.641074] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 103.646063] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 103.650876] v9fs_mount+0x73/0x860 [ 103.654388] ? alloc_pages_current+0x15d/0x260 [ 103.658940] ? __lockdep_init_map+0x100/0x560 [ 103.663411] mount_fs+0x92/0x2a0 [ 103.666760] vfs_kern_mount.part.0+0x5b/0x470 [ 103.671229] do_mount+0xe65/0x2a30 [ 103.674744] ? do_raw_spin_unlock+0x164/0x220 [ 103.679220] ? copy_mount_string+0x40/0x40 [ 103.683426] ? rcu_read_lock_sched_held+0x16c/0x1d0 executing program [ 103.688414] ? copy_mnt_ns+0xa30/0xa30 [ 103.692276] ? copy_mount_options+0x1fa/0x2f0 [ 103.696741] ? copy_mnt_ns+0xa30/0xa30 [ 103.700600] SyS_mount+0xa8/0x120 [ 103.704028] ? copy_mnt_ns+0xa30/0xa30 [ 103.707888] do_syscall_64+0x1d5/0x640 [ 103.711750] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 103.717554] 9pnet: Couldn't grow tag array [ 103.726598] FAULT_INJECTION: forcing a failure. [ 103.726598] name failslab, interval 1, probability 0, space 0, times 0 [ 103.737859] CPU: 0 PID: 8292 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 103.745720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 103.755081] Call Trace: [ 103.757654] dump_stack+0x1b2/0x281 [ 103.761256] should_fail.cold+0x10a/0x149 [ 103.765379] should_failslab+0xd6/0x130 [ 103.769327] __kmalloc+0x2c1/0x400 [ 103.772838] ? p9_fcall_alloc+0x19/0x90 [ 103.776785] p9_fcall_alloc+0x19/0x90 [ 103.780560] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 103.785732] p9_client_rpc+0x170/0x1520 [ 103.789681] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 103.795455] ? lock_acquire+0x170/0x3f0 [ 103.799408] ? lock_downgrade+0x740/0x740 [ 103.803528] ? lock_acquire+0x170/0x3f0 [ 103.807484] ? lock_downgrade+0x740/0x740 [ 103.811610] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 103.816690] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 103.821680] p9_client_attach+0x137/0x750 [ 103.825802] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 103.831310] ? v9fs_session_init+0xad1/0x1540 [ 103.835782] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 103.840776] v9fs_session_init+0xc03/0x1540 [ 103.845090] ? v9fs_show_options+0x6b0/0x6b0 [ 103.849488] ? v9fs_mount+0x54/0x860 [ 103.853182] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 103.858621] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 103.863615] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 103.868433] v9fs_mount+0x73/0x860 [ 103.871949] ? alloc_pages_current+0x15d/0x260 [ 103.876507] ? __lockdep_init_map+0x100/0x560 [ 103.880973] mount_fs+0x92/0x2a0 [ 103.884315] vfs_kern_mount.part.0+0x5b/0x470 executing program [ 103.888787] do_mount+0xe65/0x2a30 [ 103.892309] ? do_raw_spin_unlock+0x164/0x220 [ 103.896779] ? copy_mount_string+0x40/0x40 [ 103.900987] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 103.905978] ? copy_mnt_ns+0xa30/0xa30 [ 103.909846] ? copy_mount_options+0x1fa/0x2f0 [ 103.914314] ? copy_mnt_ns+0xa30/0xa30 [ 103.918292] SyS_mount+0xa8/0x120 [ 103.921723] ? copy_mnt_ns+0xa30/0xa30 [ 103.925588] do_syscall_64+0x1d5/0x640 [ 103.929461] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 103.935430] 9pnet: Couldn't grow tag array [ 103.944081] FAULT_INJECTION: forcing a failure. [ 103.944081] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 103.955873] CPU: 0 PID: 8293 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 103.963726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 103.973053] Call Trace: [ 103.975627] dump_stack+0x1b2/0x281 [ 103.979229] should_fail.cold+0x10a/0x149 [ 103.983356] __alloc_pages_nodemask+0x21e/0x2900 [ 103.988087] ? depot_save_stack+0x10d/0x3f0 [ 103.992384] ? kasan_kmalloc+0xeb/0x160 [ 103.996332] ? __kmalloc+0x15a/0x400 [ 104.000020] ? p9_fcall_alloc+0x19/0x90 [ 104.003971] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 104.009310] ? p9_client_rpc+0x170/0x1520 [ 104.013429] ? p9_client_attach+0x137/0x750 [ 104.017820] ? v9fs_session_init+0xc03/0x1540 [ 104.022291] ? v9fs_mount+0x73/0x860 [ 104.025986] ? mount_fs+0x92/0x2a0 [ 104.029499] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 104.034316] ? do_syscall_64+0x1d5/0x640 [ 104.038355] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 104.043697] ? do_syscall_64+0x1d5/0x640 [ 104.047996] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 104.053343] ? cache_alloc_refill+0x2fa/0x350 [ 104.057814] cache_grow_begin+0x91/0x700 [ 104.061853] ? check_preemption_disabled+0x35/0x240 [ 104.066843] cache_alloc_refill+0x273/0x350 [ 104.071141] __kmalloc+0x378/0x400 [ 104.074665] ? p9_fcall_alloc+0x19/0x90 [ 104.078617] p9_fcall_alloc+0x19/0x90 [ 104.082409] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 104.087579] p9_client_rpc+0x170/0x1520 [ 104.091531] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 104.096871] ? lock_acquire+0x170/0x3f0 [ 104.100818] ? lock_downgrade+0x740/0x740 [ 104.104957] ? lock_acquire+0x170/0x3f0 [ 104.108910] ? lock_downgrade+0x740/0x740 [ 104.113038] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 104.118117] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 104.123115] p9_client_attach+0x137/0x750 [ 104.127243] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 104.132768] ? v9fs_session_init+0xad1/0x1540 [ 104.137238] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 104.142228] v9fs_session_init+0xc03/0x1540 [ 104.146530] ? v9fs_show_options+0x6b0/0x6b0 [ 104.150918] ? v9fs_mount+0x54/0x860 [ 104.154603] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 104.160027] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 104.165062] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 104.169884] v9fs_mount+0x73/0x860 [ 104.173397] ? alloc_pages_current+0x15d/0x260 [ 104.178066] ? __lockdep_init_map+0x100/0x560 [ 104.182540] mount_fs+0x92/0x2a0 [ 104.185880] vfs_kern_mount.part.0+0x5b/0x470 [ 104.190349] do_mount+0xe65/0x2a30 executing program [ 104.193863] ? do_raw_spin_unlock+0x164/0x220 [ 104.198466] ? copy_mount_string+0x40/0x40 [ 104.202678] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 104.207674] ? copy_mnt_ns+0xa30/0xa30 [ 104.211661] ? copy_mount_options+0x1fa/0x2f0 [ 104.216134] ? copy_mnt_ns+0xa30/0xa30 [ 104.219996] SyS_mount+0xa8/0x120 [ 104.223441] ? copy_mnt_ns+0xa30/0xa30 [ 104.227316] do_syscall_64+0x1d5/0x640 [ 104.231195] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 104.246841] FAULT_INJECTION: forcing a failure. [ 104.246841] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 104.258647] CPU: 0 PID: 8297 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 104.266518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 104.275853] Call Trace: [ 104.278418] dump_stack+0x1b2/0x281 [ 104.282111] should_fail.cold+0x10a/0x149 [ 104.286237] __alloc_pages_nodemask+0x21e/0x2900 [ 104.290980] ? depot_save_stack+0x10d/0x3f0 [ 104.295291] ? kasan_kmalloc+0xeb/0x160 [ 104.299240] ? __kmalloc+0x15a/0x400 [ 104.302929] ? p9_fcall_alloc+0x19/0x90 [ 104.306877] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 104.312213] ? p9_client_rpc+0x170/0x1520 [ 104.316334] ? p9_client_attach+0x137/0x750 [ 104.320637] ? v9fs_session_init+0xc03/0x1540 [ 104.325108] ? v9fs_mount+0x73/0x860 [ 104.328893] ? mount_fs+0x92/0x2a0 [ 104.332408] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 104.337225] ? do_syscall_64+0x1d5/0x640 [ 104.341258] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 104.346594] ? do_syscall_64+0x1d5/0x640 [ 104.350629] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 104.355971] ? cache_alloc_refill+0x2fa/0x350 [ 104.360443] cache_grow_begin+0x91/0x700 [ 104.364479] ? check_preemption_disabled+0x35/0x240 [ 104.369468] cache_alloc_refill+0x273/0x350 [ 104.373764] __kmalloc+0x378/0x400 [ 104.377283] ? p9_fcall_alloc+0x19/0x90 [ 104.381238] p9_fcall_alloc+0x19/0x90 [ 104.385012] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 104.390188] p9_client_rpc+0x170/0x1520 [ 104.394135] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 104.399475] ? lock_acquire+0x170/0x3f0 [ 104.403432] ? lock_downgrade+0x740/0x740 [ 104.407555] ? lock_acquire+0x170/0x3f0 [ 104.411505] ? lock_downgrade+0x740/0x740 [ 104.415624] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 104.420701] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 104.425702] p9_client_attach+0x137/0x750 [ 104.429912] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 104.435423] ? v9fs_session_init+0xad1/0x1540 [ 104.439892] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 104.444882] v9fs_session_init+0xc03/0x1540 [ 104.449182] ? v9fs_show_options+0x6b0/0x6b0 [ 104.453569] ? v9fs_mount+0x54/0x860 [ 104.457253] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 104.462678] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 104.467856] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 104.472671] v9fs_mount+0x73/0x860 [ 104.476186] ? alloc_pages_current+0x15d/0x260 [ 104.480742] ? __lockdep_init_map+0x100/0x560 [ 104.485211] mount_fs+0x92/0x2a0 [ 104.488553] vfs_kern_mount.part.0+0x5b/0x470 [ 104.493024] do_mount+0xe65/0x2a30 executing program [ 104.496606] ? do_raw_spin_unlock+0x164/0x220 [ 104.501077] ? copy_mount_string+0x40/0x40 [ 104.505288] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 104.510275] ? copy_mnt_ns+0xa30/0xa30 [ 104.514137] ? copy_mount_options+0x1fa/0x2f0 [ 104.518608] ? copy_mnt_ns+0xa30/0xa30 [ 104.522470] SyS_mount+0xa8/0x120 [ 104.525897] ? copy_mnt_ns+0xa30/0xa30 [ 104.529757] do_syscall_64+0x1d5/0x640 [ 104.533621] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 104.550630] FAULT_INJECTION: forcing a failure. [ 104.550630] name failslab, interval 1, probability 0, space 0, times 0 [ 104.561905] CPU: 0 PID: 8301 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 104.569774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 104.579101] Call Trace: [ 104.581665] dump_stack+0x1b2/0x281 [ 104.585274] should_fail.cold+0x10a/0x149 [ 104.589399] should_failslab+0xd6/0x130 [ 104.593348] __kmalloc+0x2c1/0x400 [ 104.596861] ? p9_fcall_alloc+0x19/0x90 [ 104.600894] p9_fcall_alloc+0x19/0x90 [ 104.604671] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 104.609838] p9_client_rpc+0x170/0x1520 [ 104.613788] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 104.619125] ? lock_acquire+0x170/0x3f0 [ 104.623079] ? lock_downgrade+0x740/0x740 [ 104.627206] ? lock_acquire+0x170/0x3f0 [ 104.631239] ? lock_downgrade+0x740/0x740 [ 104.635362] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 104.640436] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 104.645434] p9_client_attach+0x137/0x750 [ 104.649558] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 104.655068] ? v9fs_session_init+0xad1/0x1540 [ 104.659535] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 104.664524] v9fs_session_init+0xc03/0x1540 [ 104.668829] ? v9fs_show_options+0x6b0/0x6b0 [ 104.673211] ? v9fs_mount+0x54/0x860 [ 104.676900] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 104.682323] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 104.687314] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 104.692139] v9fs_mount+0x73/0x860 [ 104.695652] ? alloc_pages_current+0x15d/0x260 [ 104.700209] ? __lockdep_init_map+0x100/0x560 [ 104.704679] mount_fs+0x92/0x2a0 [ 104.708027] vfs_kern_mount.part.0+0x5b/0x470 [ 104.712503] do_mount+0xe65/0x2a30 [ 104.716016] ? do_raw_spin_unlock+0x164/0x220 [ 104.720484] ? copy_mount_string+0x40/0x40 [ 104.724691] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 104.729681] ? copy_mnt_ns+0xa30/0xa30 [ 104.733543] ? copy_mount_options+0x1fa/0x2f0 [ 104.738011] ? copy_mnt_ns+0xa30/0xa30 [ 104.741959] SyS_mount+0xa8/0x120 [ 104.745389] ? copy_mnt_ns+0xa30/0xa30 executing program [ 104.749251] do_syscall_64+0x1d5/0x640 [ 104.753114] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 104.759615] 9pnet: Couldn't grow tag array [ 104.768531] FAULT_INJECTION: forcing a failure. [ 104.768531] name failslab, interval 1, probability 0, space 0, times 0 [ 104.779787] CPU: 0 PID: 8302 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 104.787647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 104.796986] Call Trace: [ 104.799549] dump_stack+0x1b2/0x281 [ 104.803151] should_fail.cold+0x10a/0x149 [ 104.807292] should_failslab+0xd6/0x130 [ 104.811240] kmem_cache_alloc_trace+0x29a/0x3d0 [ 104.815885] ? v9fs_session_init+0xad1/0x1540 [ 104.820353] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 104.825606] v9fs_session_init+0xc92/0x1540 [ 104.829906] ? v9fs_show_options+0x6b0/0x6b0 [ 104.834290] ? v9fs_mount+0x54/0x860 [ 104.837979] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 104.843404] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 104.848394] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 104.853209] v9fs_mount+0x73/0x860 [ 104.856722] ? alloc_pages_current+0x15d/0x260 [ 104.861277] ? __lockdep_init_map+0x100/0x560 [ 104.865747] mount_fs+0x92/0x2a0 [ 104.869097] vfs_kern_mount.part.0+0x5b/0x470 [ 104.873565] do_mount+0xe65/0x2a30 [ 104.877083] ? do_raw_spin_unlock+0x164/0x220 [ 104.881552] ? copy_mount_string+0x40/0x40 [ 104.885760] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 104.890749] ? copy_mnt_ns+0xa30/0xa30 [ 104.894616] ? copy_mount_options+0x1fa/0x2f0 executing program [ 104.899082] ? copy_mnt_ns+0xa30/0xa30 [ 104.902942] SyS_mount+0xa8/0x120 [ 104.906374] ? copy_mnt_ns+0xa30/0xa30 [ 104.910240] do_syscall_64+0x1d5/0x640 [ 104.914117] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 104.933251] FAULT_INJECTION: forcing a failure. [ 104.933251] name failslab, interval 1, probability 0, space 0, times 0 [ 104.944654] CPU: 1 PID: 8306 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 104.952513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 104.961871] Call Trace: [ 104.964448] dump_stack+0x1b2/0x281 [ 104.968048] should_fail.cold+0x10a/0x149 [ 104.972171] should_failslab+0xd6/0x130 [ 104.976128] kmem_cache_alloc_trace+0x29a/0x3d0 [ 104.980797] ? v9fs_session_init+0xad1/0x1540 [ 104.985269] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 104.990528] v9fs_session_init+0xc92/0x1540 [ 104.994826] ? v9fs_show_options+0x6b0/0x6b0 [ 104.999210] ? v9fs_mount+0x54/0x860 [ 105.002905] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 105.008331] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 105.013328] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 105.018147] v9fs_mount+0x73/0x860 [ 105.021660] ? alloc_pages_current+0x15d/0x260 [ 105.026216] ? __lockdep_init_map+0x100/0x560 [ 105.030684] mount_fs+0x92/0x2a0 [ 105.034027] vfs_kern_mount.part.0+0x5b/0x470 [ 105.038494] do_mount+0xe65/0x2a30 [ 105.042010] ? copy_mount_string+0x40/0x40 [ 105.046219] ? rcu_read_lock_sched_held+0x16c/0x1d0 executing program [ 105.051209] ? copy_mnt_ns+0xa30/0xa30 [ 105.055071] ? copy_mount_options+0x1fa/0x2f0 [ 105.059540] ? copy_mnt_ns+0xa30/0xa30 [ 105.063402] SyS_mount+0xa8/0x120 [ 105.066829] ? copy_mnt_ns+0xa30/0xa30 [ 105.070690] do_syscall_64+0x1d5/0x640 [ 105.074644] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 105.093391] FAULT_INJECTION: forcing a failure. [ 105.093391] name failslab, interval 1, probability 0, space 0, times 0 [ 105.104676] CPU: 1 PID: 8310 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 105.112538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 105.121893] Call Trace: [ 105.124462] dump_stack+0x1b2/0x281 [ 105.128066] should_fail.cold+0x10a/0x149 [ 105.132199] should_failslab+0xd6/0x130 [ 105.136153] kmem_cache_alloc_trace+0x29a/0x3d0 [ 105.140797] ? v9fs_session_init+0xad1/0x1540 [ 105.145268] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 105.150528] v9fs_session_init+0xc92/0x1540 [ 105.154835] ? v9fs_show_options+0x6b0/0x6b0 [ 105.159259] ? v9fs_mount+0x54/0x860 [ 105.162949] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 105.168376] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 105.173385] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 105.178274] v9fs_mount+0x73/0x860 [ 105.181886] ? alloc_pages_current+0x15d/0x260 [ 105.186442] ? __lockdep_init_map+0x100/0x560 [ 105.190924] mount_fs+0x92/0x2a0 [ 105.194358] vfs_kern_mount.part.0+0x5b/0x470 [ 105.198829] do_mount+0xe65/0x2a30 executing program [ 105.202433] ? copy_mount_string+0x40/0x40 [ 105.206647] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 105.211643] ? copy_mnt_ns+0xa30/0xa30 [ 105.215511] ? copy_mount_options+0x1fa/0x2f0 [ 105.219983] ? copy_mnt_ns+0xa30/0xa30 [ 105.223846] SyS_mount+0xa8/0x120 [ 105.227273] ? copy_mnt_ns+0xa30/0xa30 [ 105.231134] do_syscall_64+0x1d5/0x640 [ 105.235009] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 105.251109] FAULT_INJECTION: forcing a failure. [ 105.251109] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 105.263031] CPU: 0 PID: 8314 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 105.270886] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 105.280227] Call Trace: [ 105.282793] dump_stack+0x1b2/0x281 [ 105.286397] should_fail.cold+0x10a/0x149 [ 105.290523] __alloc_pages_nodemask+0x21e/0x2900 [ 105.295254] ? depot_save_stack+0x10d/0x3f0 [ 105.299573] ? kasan_kmalloc+0xeb/0x160 [ 105.303525] ? __kmalloc+0x15a/0x400 [ 105.307211] ? p9_fcall_alloc+0x19/0x90 [ 105.311162] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 105.316496] ? p9_client_rpc+0x170/0x1520 [ 105.320616] ? p9_client_attach+0x137/0x750 [ 105.324913] ? v9fs_session_init+0xc03/0x1540 [ 105.329379] ? v9fs_mount+0x73/0x860 [ 105.333101] ? mount_fs+0x92/0x2a0 [ 105.336617] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 105.341520] ? do_syscall_64+0x1d5/0x640 [ 105.345554] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 105.350891] ? do_syscall_64+0x1d5/0x640 [ 105.354928] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 105.360280] ? cache_alloc_refill+0x2fa/0x350 [ 105.364751] cache_grow_begin+0x91/0x700 [ 105.369049] ? check_preemption_disabled+0x35/0x240 [ 105.374061] cache_alloc_refill+0x273/0x350 [ 105.378360] __kmalloc+0x378/0x400 [ 105.381879] ? p9_fcall_alloc+0x19/0x90 [ 105.385843] p9_fcall_alloc+0x19/0x90 [ 105.389653] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 105.394820] p9_client_rpc+0x170/0x1520 [ 105.398772] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 105.404123] ? lock_acquire+0x170/0x3f0 [ 105.408071] ? lock_downgrade+0x740/0x740 [ 105.412198] ? lock_acquire+0x170/0x3f0 [ 105.416146] ? lock_downgrade+0x740/0x740 [ 105.420272] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 105.425348] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 105.430426] p9_client_attach+0x137/0x750 [ 105.434549] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 105.440068] ? v9fs_session_init+0xad1/0x1540 [ 105.444542] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 105.449533] v9fs_session_init+0xc03/0x1540 [ 105.453854] ? v9fs_show_options+0x6b0/0x6b0 [ 105.458237] ? v9fs_mount+0x54/0x860 [ 105.462037] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 105.468078] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 105.473093] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 105.477911] v9fs_mount+0x73/0x860 [ 105.481427] ? alloc_pages_current+0x15d/0x260 [ 105.485983] ? __lockdep_init_map+0x100/0x560 [ 105.490452] mount_fs+0x92/0x2a0 [ 105.493797] vfs_kern_mount.part.0+0x5b/0x470 [ 105.498286] do_mount+0xe65/0x2a30 executing program [ 105.501801] ? do_raw_spin_unlock+0x164/0x220 [ 105.506274] ? copy_mount_string+0x40/0x40 [ 105.510930] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 105.516047] ? copy_mnt_ns+0xa30/0xa30 [ 105.519911] ? copy_mount_options+0x1fa/0x2f0 [ 105.524380] ? copy_mnt_ns+0xa30/0xa30 [ 105.528260] SyS_mount+0xa8/0x120 [ 105.531686] ? copy_mnt_ns+0xa30/0xa30 [ 105.535556] do_syscall_64+0x1d5/0x640 [ 105.539594] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 105.557972] FAULT_INJECTION: forcing a failure. [ 105.557972] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 105.569781] CPU: 0 PID: 8318 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 105.577646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 105.586973] Call Trace: [ 105.589539] dump_stack+0x1b2/0x281 [ 105.593145] should_fail.cold+0x10a/0x149 [ 105.597270] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 105.602610] __alloc_pages_nodemask+0x21e/0x2900 [ 105.607348] ? depot_save_stack+0x10d/0x3f0 [ 105.611649] ? kasan_kmalloc+0x139/0x160 [ 105.615685] ? kasan_kmalloc+0xeb/0x160 [ 105.619636] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 105.624453] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 105.629793] ? p9_client_rpc+0x170/0x1520 [ 105.633915] ? p9_client_attach+0x137/0x750 [ 105.638216] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 105.643036] ? vfs_kern_mount.part.0+0x5b/0x470 [ 105.647676] ? do_mount+0xe65/0x2a30 [ 105.651364] ? SyS_mount+0xa8/0x120 [ 105.654984] ? do_syscall_64+0x1d5/0x640 [ 105.659019] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 105.664360] ? node_tag_clear+0x6c/0x170 [ 105.668404] cache_grow_begin+0x91/0x700 [ 105.672532] ? check_preemption_disabled+0x35/0x240 [ 105.677525] cache_alloc_refill+0x273/0x350 [ 105.681823] __kmalloc+0x378/0x400 [ 105.685336] ? p9_fcall_alloc+0x19/0x90 [ 105.689284] p9_fcall_alloc+0x19/0x90 [ 105.693075] p9_client_prepare_req.part.0+0x86c/0xb60 [ 105.698242] p9_client_rpc+0x170/0x1520 [ 105.702193] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 105.707531] ? lock_acquire+0x170/0x3f0 [ 105.711483] ? lock_downgrade+0x740/0x740 [ 105.715653] ? lock_acquire+0x170/0x3f0 [ 105.719603] ? lock_downgrade+0x740/0x740 [ 105.723728] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 105.728807] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 105.733798] p9_client_attach+0x137/0x750 [ 105.738102] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 105.746066] ? v9fs_session_init+0xad1/0x1540 [ 105.751059] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 105.756056] v9fs_session_init+0xc03/0x1540 [ 105.760357] ? v9fs_show_options+0x6b0/0x6b0 [ 105.764743] ? v9fs_mount+0x54/0x860 [ 105.768433] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 105.773863] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 105.778854] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 105.783672] v9fs_mount+0x73/0x860 [ 105.787185] ? alloc_pages_current+0x15d/0x260 [ 105.791739] ? __lockdep_init_map+0x100/0x560 [ 105.796208] mount_fs+0x92/0x2a0 [ 105.799550] vfs_kern_mount.part.0+0x5b/0x470 [ 105.804020] do_mount+0xe65/0x2a30 executing program [ 105.807540] ? do_raw_spin_unlock+0x164/0x220 [ 105.812027] ? copy_mount_string+0x40/0x40 [ 105.816246] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 105.821269] ? copy_mnt_ns+0xa30/0xa30 [ 105.825140] ? copy_mount_options+0x1fa/0x2f0 [ 105.829616] ? copy_mnt_ns+0xa30/0xa30 [ 105.833479] SyS_mount+0xa8/0x120 [ 105.836908] ? copy_mnt_ns+0xa30/0xa30 [ 105.840770] do_syscall_64+0x1d5/0x640 [ 105.844641] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 105.861609] FAULT_INJECTION: forcing a failure. [ 105.861609] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 105.873565] CPU: 1 PID: 8322 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 105.881429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 105.890771] Call Trace: [ 105.893344] dump_stack+0x1b2/0x281 [ 105.896950] should_fail.cold+0x10a/0x149 [ 105.901082] __alloc_pages_nodemask+0x21e/0x2900 [ 105.905813] ? depot_save_stack+0x10d/0x3f0 [ 105.910115] ? kasan_kmalloc+0xeb/0x160 [ 105.914074] ? __kmalloc+0x15a/0x400 [ 105.917767] ? p9_fcall_alloc+0x19/0x90 [ 105.921715] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 105.927051] ? p9_client_rpc+0x170/0x1520 [ 105.931183] ? p9_client_attach+0x137/0x750 [ 105.935481] ? v9fs_session_init+0xc03/0x1540 [ 105.939949] ? v9fs_mount+0x73/0x860 [ 105.943636] ? mount_fs+0x92/0x2a0 [ 105.947152] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 105.951970] ? do_syscall_64+0x1d5/0x640 [ 105.956011] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 105.961385] ? do_syscall_64+0x1d5/0x640 [ 105.965429] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 105.970778] ? cache_alloc_refill+0x2fa/0x350 [ 105.975260] cache_grow_begin+0x91/0x700 [ 105.979349] ? check_preemption_disabled+0x35/0x240 [ 105.984349] cache_alloc_refill+0x273/0x350 [ 105.988675] __kmalloc+0x378/0x400 [ 105.992189] ? p9_fcall_alloc+0x19/0x90 [ 105.996140] p9_fcall_alloc+0x19/0x90 [ 105.999916] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 106.005085] p9_client_rpc+0x170/0x1520 [ 106.009065] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 106.014582] ? lock_acquire+0x170/0x3f0 [ 106.018531] ? lock_downgrade+0x740/0x740 [ 106.022668] ? lock_acquire+0x170/0x3f0 [ 106.026623] ? lock_downgrade+0x740/0x740 [ 106.030866] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 106.035951] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 106.040952] p9_client_attach+0x137/0x750 [ 106.045079] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 106.050590] ? v9fs_session_init+0xad1/0x1540 [ 106.055063] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 106.060056] v9fs_session_init+0xc03/0x1540 [ 106.064357] ? v9fs_show_options+0x6b0/0x6b0 [ 106.068740] ? v9fs_mount+0x54/0x860 [ 106.072428] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 106.077856] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 106.082849] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 106.087677] v9fs_mount+0x73/0x860 [ 106.091199] ? alloc_pages_current+0x15d/0x260 [ 106.095757] ? __lockdep_init_map+0x100/0x560 [ 106.100231] mount_fs+0x92/0x2a0 [ 106.103576] vfs_kern_mount.part.0+0x5b/0x470 [ 106.108053] do_mount+0xe65/0x2a30 executing program [ 106.111568] ? do_raw_spin_unlock+0x164/0x220 [ 106.116044] ? copy_mount_string+0x40/0x40 [ 106.120255] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 106.125247] ? copy_mnt_ns+0xa30/0xa30 [ 106.129200] ? copy_mount_options+0x1fa/0x2f0 [ 106.133672] ? copy_mnt_ns+0xa30/0xa30 [ 106.137535] SyS_mount+0xa8/0x120 [ 106.140963] ? copy_mnt_ns+0xa30/0xa30 [ 106.144824] do_syscall_64+0x1d5/0x640 [ 106.148691] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 106.161452] FAULT_INJECTION: forcing a failure. [ 106.161452] name failslab, interval 1, probability 0, space 0, times 0 [ 106.172807] CPU: 1 PID: 8326 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 106.180679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 106.190046] Call Trace: [ 106.192636] dump_stack+0x1b2/0x281 [ 106.196240] should_fail.cold+0x10a/0x149 [ 106.200363] should_failslab+0xd6/0x130 [ 106.204328] __kmalloc+0x2c1/0x400 [ 106.207841] ? p9_fcall_alloc+0x19/0x90 [ 106.211791] p9_fcall_alloc+0x19/0x90 [ 106.215577] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 106.220744] p9_client_rpc+0x170/0x1520 [ 106.224782] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 106.230119] ? lock_acquire+0x170/0x3f0 [ 106.234067] ? lock_downgrade+0x740/0x740 [ 106.238195] ? lock_acquire+0x170/0x3f0 [ 106.242147] ? lock_downgrade+0x740/0x740 [ 106.246267] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 106.251344] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 106.256337] p9_client_attach+0x137/0x750 [ 106.260471] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 106.265980] ? v9fs_session_init+0xad1/0x1540 [ 106.270450] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 106.275463] v9fs_session_init+0xc03/0x1540 [ 106.279762] ? v9fs_show_options+0x6b0/0x6b0 [ 106.284147] ? v9fs_mount+0x54/0x860 [ 106.287834] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 106.293287] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 106.298307] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 106.303299] v9fs_mount+0x73/0x860 [ 106.306812] ? alloc_pages_current+0x15d/0x260 [ 106.311460] ? __lockdep_init_map+0x100/0x560 [ 106.316107] mount_fs+0x92/0x2a0 [ 106.319538] vfs_kern_mount.part.0+0x5b/0x470 [ 106.324011] do_mount+0xe65/0x2a30 [ 106.327526] ? do_raw_spin_unlock+0x164/0x220 [ 106.331998] ? copy_mount_string+0x40/0x40 [ 106.336295] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 106.341286] ? copy_mnt_ns+0xa30/0xa30 [ 106.345149] ? copy_mount_options+0x1fa/0x2f0 [ 106.349725] ? copy_mnt_ns+0xa30/0xa30 [ 106.353588] SyS_mount+0xa8/0x120 [ 106.357019] ? copy_mnt_ns+0xa30/0xa30 executing program [ 106.360882] do_syscall_64+0x1d5/0x640 [ 106.364747] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 106.371250] 9pnet: Couldn't grow tag array [ 106.380533] FAULT_INJECTION: forcing a failure. [ 106.380533] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 106.392413] CPU: 1 PID: 8327 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 106.400269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 106.409599] Call Trace: [ 106.412189] dump_stack+0x1b2/0x281 [ 106.415794] should_fail.cold+0x10a/0x149 [ 106.419919] __alloc_pages_nodemask+0x21e/0x2900 [ 106.424651] ? depot_save_stack+0x10d/0x3f0 [ 106.428948] ? kasan_kmalloc+0xeb/0x160 [ 106.432900] ? __kmalloc+0x15a/0x400 [ 106.436588] ? p9_fcall_alloc+0x19/0x90 [ 106.440537] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 106.445874] ? p9_client_rpc+0x170/0x1520 [ 106.449993] ? p9_client_attach+0x137/0x750 [ 106.454289] ? v9fs_session_init+0xc03/0x1540 [ 106.458756] ? v9fs_mount+0x73/0x860 [ 106.462445] ? mount_fs+0x92/0x2a0 [ 106.465965] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 106.470781] ? do_syscall_64+0x1d5/0x640 [ 106.474815] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 106.480154] ? do_syscall_64+0x1d5/0x640 [ 106.484189] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 106.489531] ? cache_alloc_refill+0x2fa/0x350 [ 106.494002] cache_grow_begin+0x91/0x700 [ 106.498040] ? check_preemption_disabled+0x35/0x240 [ 106.503030] cache_alloc_refill+0x273/0x350 [ 106.507326] __kmalloc+0x378/0x400 [ 106.510840] ? p9_fcall_alloc+0x19/0x90 [ 106.514793] p9_fcall_alloc+0x19/0x90 [ 106.518587] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 106.523752] p9_client_rpc+0x170/0x1520 [ 106.527903] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 106.533812] ? lock_acquire+0x170/0x3f0 [ 106.537934] ? lock_downgrade+0x740/0x740 [ 106.542056] ? lock_acquire+0x170/0x3f0 [ 106.546028] ? lock_downgrade+0x740/0x740 [ 106.550165] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 106.555242] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 106.560232] p9_client_attach+0x137/0x750 [ 106.564354] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 106.569865] ? v9fs_session_init+0xad1/0x1540 [ 106.574334] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 106.579333] v9fs_session_init+0xc03/0x1540 [ 106.583644] ? v9fs_show_options+0x6b0/0x6b0 [ 106.588028] ? v9fs_mount+0x54/0x860 [ 106.591717] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 106.597185] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 106.602176] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 106.607006] v9fs_mount+0x73/0x860 [ 106.610524] ? alloc_pages_current+0x15d/0x260 [ 106.615079] ? __lockdep_init_map+0x100/0x560 [ 106.619546] mount_fs+0x92/0x2a0 [ 106.622917] vfs_kern_mount.part.0+0x5b/0x470 [ 106.627391] do_mount+0xe65/0x2a30 [ 106.630929] ? do_raw_spin_unlock+0x164/0x220 [ 106.635399] ? copy_mount_string+0x40/0x40 [ 106.639607] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 106.644597] ? copy_mnt_ns+0xa30/0xa30 [ 106.648549] ? copy_mount_options+0x1fa/0x2f0 [ 106.653017] ? copy_mnt_ns+0xa30/0xa30 [ 106.656881] SyS_mount+0xa8/0x120 [ 106.660309] ? copy_mnt_ns+0xa30/0xa30 executing program [ 106.664171] do_syscall_64+0x1d5/0x640 [ 106.668037] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 106.680986] FAULT_INJECTION: forcing a failure. [ 106.680986] name failslab, interval 1, probability 0, space 0, times 0 [ 106.693394] CPU: 0 PID: 8331 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 106.701276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 106.710623] Call Trace: [ 106.713191] dump_stack+0x1b2/0x281 [ 106.716798] should_fail.cold+0x10a/0x149 [ 106.720924] should_failslab+0xd6/0x130 [ 106.724881] __kmalloc+0x2c1/0x400 [ 106.728426] ? p9_fcall_alloc+0x19/0x90 [ 106.732383] p9_fcall_alloc+0x19/0x90 [ 106.736161] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 106.741355] p9_client_rpc+0x170/0x1520 [ 106.745308] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 106.750657] ? lock_acquire+0x170/0x3f0 [ 106.754611] ? lock_downgrade+0x740/0x740 [ 106.758807] ? lock_acquire+0x170/0x3f0 [ 106.762761] ? lock_downgrade+0x740/0x740 [ 106.766896] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 106.771982] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 106.777000] p9_client_attach+0x137/0x750 [ 106.781128] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 106.786645] ? v9fs_session_init+0xad1/0x1540 [ 106.791116] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 106.796113] v9fs_session_init+0xc03/0x1540 [ 106.800413] ? v9fs_show_options+0x6b0/0x6b0 [ 106.804799] ? v9fs_mount+0x54/0x860 [ 106.808490] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 106.813918] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 106.818913] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 106.823732] v9fs_mount+0x73/0x860 [ 106.827248] ? alloc_pages_current+0x15d/0x260 [ 106.831808] ? __lockdep_init_map+0x100/0x560 [ 106.836284] mount_fs+0x92/0x2a0 [ 106.839637] vfs_kern_mount.part.0+0x5b/0x470 [ 106.844107] do_mount+0xe65/0x2a30 [ 106.847622] ? do_raw_spin_unlock+0x164/0x220 [ 106.852097] ? copy_mount_string+0x40/0x40 [ 106.856309] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 106.861317] ? copy_mnt_ns+0xa30/0xa30 executing program [ 106.865181] ? copy_mount_options+0x1fa/0x2f0 [ 106.869664] ? copy_mnt_ns+0xa30/0xa30 [ 106.873528] SyS_mount+0xa8/0x120 [ 106.876980] ? copy_mnt_ns+0xa30/0xa30 [ 106.880854] do_syscall_64+0x1d5/0x640 [ 106.884737] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 106.890613] 9pnet: Couldn't grow tag array [ 106.899213] FAULT_INJECTION: forcing a failure. [ 106.899213] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 106.911015] CPU: 0 PID: 8332 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 106.919057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 106.940174] Call Trace: [ 106.942744] dump_stack+0x1b2/0x281 [ 106.946491] should_fail.cold+0x10a/0x149 [ 106.950630] __alloc_pages_nodemask+0x21e/0x2900 [ 106.960681] ? depot_save_stack+0x10d/0x3f0 [ 106.964985] ? kasan_kmalloc+0xeb/0x160 [ 106.969015] ? __kmalloc+0x15a/0x400 [ 106.972718] ? p9_fcall_alloc+0x19/0x90 [ 106.976677] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 106.982020] ? p9_client_rpc+0x170/0x1520 [ 106.986240] ? p9_client_attach+0x137/0x750 [ 106.990545] ? v9fs_session_init+0xc03/0x1540 [ 106.995019] ? v9fs_mount+0x73/0x860 [ 106.998712] ? mount_fs+0x92/0x2a0 [ 107.002233] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 107.007053] ? do_syscall_64+0x1d5/0x640 [ 107.011089] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 107.016428] ? do_syscall_64+0x1d5/0x640 [ 107.020482] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 107.025856] ? cache_alloc_refill+0x2fa/0x350 [ 107.030332] cache_grow_begin+0x91/0x700 [ 107.034371] ? check_preemption_disabled+0x35/0x240 [ 107.039363] cache_alloc_refill+0x273/0x350 [ 107.043661] __kmalloc+0x378/0x400 [ 107.047190] ? p9_fcall_alloc+0x19/0x90 [ 107.051144] p9_fcall_alloc+0x19/0x90 [ 107.054925] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 107.060098] p9_client_rpc+0x170/0x1520 [ 107.064053] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 107.069394] ? lock_acquire+0x170/0x3f0 [ 107.073342] ? lock_downgrade+0x740/0x740 [ 107.077462] ? lock_acquire+0x170/0x3f0 [ 107.081410] ? lock_downgrade+0x740/0x740 [ 107.085535] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 107.090613] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 107.095627] p9_client_attach+0x137/0x750 [ 107.099754] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 107.105268] ? v9fs_session_init+0xad1/0x1540 [ 107.109766] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 107.114846] v9fs_session_init+0xc03/0x1540 [ 107.119320] ? v9fs_show_options+0x6b0/0x6b0 [ 107.123705] ? v9fs_mount+0x54/0x860 [ 107.127393] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 107.132823] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 107.137817] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 107.142647] v9fs_mount+0x73/0x860 [ 107.146163] ? alloc_pages_current+0x15d/0x260 [ 107.150727] ? __lockdep_init_map+0x100/0x560 [ 107.155196] mount_fs+0x92/0x2a0 [ 107.158537] vfs_kern_mount.part.0+0x5b/0x470 [ 107.163125] do_mount+0xe65/0x2a30 executing program [ 107.166642] ? do_raw_spin_unlock+0x164/0x220 [ 107.171114] ? copy_mount_string+0x40/0x40 [ 107.175327] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 107.180335] ? copy_mnt_ns+0xa30/0xa30 [ 107.184317] ? copy_mount_options+0x1fa/0x2f0 [ 107.188823] ? copy_mnt_ns+0xa30/0xa30 [ 107.192692] SyS_mount+0xa8/0x120 [ 107.196126] ? copy_mnt_ns+0xa30/0xa30 [ 107.199995] do_syscall_64+0x1d5/0x640 [ 107.203870] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 107.222313] FAULT_INJECTION: forcing a failure. [ 107.222313] name failslab, interval 1, probability 0, space 0, times 0 [ 107.234345] CPU: 0 PID: 8335 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 107.242338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 107.251674] Call Trace: [ 107.254253] dump_stack+0x1b2/0x281 [ 107.257889] should_fail.cold+0x10a/0x149 [ 107.262105] should_failslab+0xd6/0x130 [ 107.266054] __kmalloc+0x2c1/0x400 [ 107.269567] ? p9_fcall_alloc+0x19/0x90 [ 107.273513] p9_fcall_alloc+0x19/0x90 [ 107.277285] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 107.282450] p9_client_rpc+0x170/0x1520 [ 107.286402] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 107.291750] ? lock_acquire+0x170/0x3f0 [ 107.295696] ? lock_downgrade+0x740/0x740 [ 107.299817] ? lock_acquire+0x170/0x3f0 [ 107.303762] ? lock_downgrade+0x740/0x740 [ 107.307907] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 107.312986] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 107.318065] p9_client_attach+0x137/0x750 [ 107.322188] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 107.327713] ? v9fs_session_init+0xad1/0x1540 [ 107.332181] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 107.337171] v9fs_session_init+0xc03/0x1540 [ 107.341471] ? v9fs_show_options+0x6b0/0x6b0 [ 107.345853] ? v9fs_mount+0x54/0x860 [ 107.349540] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 107.354963] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 107.359963] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 107.364791] v9fs_mount+0x73/0x860 [ 107.368310] ? alloc_pages_current+0x15d/0x260 [ 107.372864] ? __lockdep_init_map+0x100/0x560 [ 107.377342] mount_fs+0x92/0x2a0 [ 107.380682] vfs_kern_mount.part.0+0x5b/0x470 [ 107.385151] do_mount+0xe65/0x2a30 [ 107.388664] ? do_raw_spin_unlock+0x164/0x220 [ 107.393135] ? copy_mount_string+0x40/0x40 [ 107.397345] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 107.402436] ? copy_mnt_ns+0xa30/0xa30 [ 107.406421] ? copy_mount_options+0x1fa/0x2f0 [ 107.410914] ? copy_mnt_ns+0xa30/0xa30 [ 107.414784] SyS_mount+0xa8/0x120 [ 107.418219] ? copy_mnt_ns+0xa30/0xa30 executing program [ 107.422082] do_syscall_64+0x1d5/0x640 [ 107.425947] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 107.431782] 9pnet: Couldn't grow tag array [ 107.441253] FAULT_INJECTION: forcing a failure. [ 107.441253] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 107.453241] CPU: 0 PID: 8337 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 107.461095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 107.470419] Call Trace: [ 107.472988] dump_stack+0x1b2/0x281 [ 107.476594] should_fail.cold+0x10a/0x149 [ 107.480715] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 107.486054] __alloc_pages_nodemask+0x21e/0x2900 [ 107.490814] ? depot_save_stack+0x10d/0x3f0 [ 107.495109] ? kasan_kmalloc+0x139/0x160 [ 107.499141] ? kasan_kmalloc+0xeb/0x160 [ 107.503088] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 107.507991] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 107.513326] ? p9_client_rpc+0x170/0x1520 [ 107.517445] ? p9_client_attach+0x137/0x750 [ 107.521744] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 107.526573] ? vfs_kern_mount.part.0+0x5b/0x470 [ 107.531222] ? do_mount+0xe65/0x2a30 [ 107.534911] ? SyS_mount+0xa8/0x120 [ 107.538512] ? do_syscall_64+0x1d5/0x640 [ 107.542725] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 107.548071] ? node_tag_clear+0x6c/0x170 [ 107.552107] cache_grow_begin+0x91/0x700 [ 107.556144] ? check_preemption_disabled+0x35/0x240 [ 107.561133] cache_alloc_refill+0x273/0x350 [ 107.565431] __kmalloc+0x378/0x400 [ 107.568944] ? p9_fcall_alloc+0x19/0x90 [ 107.572915] p9_fcall_alloc+0x19/0x90 [ 107.576701] p9_client_prepare_req.part.0+0x86c/0xb60 [ 107.581873] p9_client_rpc+0x170/0x1520 [ 107.585822] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 107.591158] ? lock_acquire+0x170/0x3f0 [ 107.595103] ? lock_downgrade+0x740/0x740 [ 107.599228] ? lock_acquire+0x170/0x3f0 [ 107.603173] ? lock_downgrade+0x740/0x740 [ 107.607295] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 107.612371] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 107.617449] p9_client_attach+0x137/0x750 [ 107.621573] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 107.627088] ? v9fs_session_init+0xad1/0x1540 [ 107.632166] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 107.637155] v9fs_session_init+0xc03/0x1540 [ 107.641452] ? v9fs_show_options+0x6b0/0x6b0 [ 107.645833] ? v9fs_mount+0x54/0x860 [ 107.649520] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 107.654945] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 107.659938] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 107.664775] v9fs_mount+0x73/0x860 [ 107.668292] ? alloc_pages_current+0x15d/0x260 [ 107.672845] ? __lockdep_init_map+0x100/0x560 [ 107.677319] mount_fs+0x92/0x2a0 [ 107.680661] vfs_kern_mount.part.0+0x5b/0x470 [ 107.685132] do_mount+0xe65/0x2a30 [ 107.688651] ? do_raw_spin_unlock+0x164/0x220 [ 107.693120] ? copy_mount_string+0x40/0x40 [ 107.697328] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 107.702317] ? copy_mnt_ns+0xa30/0xa30 [ 107.706265] ? copy_mount_options+0x1fa/0x2f0 [ 107.710763] ? copy_mnt_ns+0xa30/0xa30 [ 107.714642] SyS_mount+0xa8/0x120 [ 107.718154] ? copy_mnt_ns+0xa30/0xa30 executing program [ 107.722013] do_syscall_64+0x1d5/0x640 [ 107.725875] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 107.744992] FAULT_INJECTION: forcing a failure. [ 107.744992] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 107.756804] CPU: 0 PID: 8341 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 107.764669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 107.773998] Call Trace: [ 107.776565] dump_stack+0x1b2/0x281 [ 107.780169] should_fail.cold+0x10a/0x149 [ 107.784304] __alloc_pages_nodemask+0x21e/0x2900 [ 107.789050] ? depot_save_stack+0x10d/0x3f0 [ 107.793358] ? kasan_kmalloc+0xeb/0x160 [ 107.797308] ? __kmalloc+0x15a/0x400 [ 107.800998] ? p9_fcall_alloc+0x19/0x90 [ 107.804968] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 107.810303] ? p9_client_rpc+0x170/0x1520 [ 107.814422] ? p9_client_attach+0x137/0x750 [ 107.818839] ? v9fs_session_init+0xc03/0x1540 [ 107.823314] ? v9fs_mount+0x73/0x860 [ 107.827005] ? mount_fs+0x92/0x2a0 [ 107.830527] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 107.835349] ? do_syscall_64+0x1d5/0x640 [ 107.839387] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 107.844737] ? do_syscall_64+0x1d5/0x640 [ 107.848779] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 107.854118] ? cache_alloc_refill+0x2fa/0x350 [ 107.858588] cache_grow_begin+0x91/0x700 [ 107.862624] ? check_preemption_disabled+0x35/0x240 [ 107.867613] cache_alloc_refill+0x273/0x350 [ 107.871909] __kmalloc+0x378/0x400 [ 107.875419] ? p9_fcall_alloc+0x19/0x90 [ 107.879368] p9_fcall_alloc+0x19/0x90 [ 107.883139] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 107.888304] p9_client_rpc+0x170/0x1520 [ 107.892252] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 107.897591] ? lock_acquire+0x170/0x3f0 [ 107.901539] ? lock_downgrade+0x740/0x740 [ 107.905667] ? lock_acquire+0x170/0x3f0 [ 107.909613] ? lock_downgrade+0x740/0x740 [ 107.913742] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 107.918819] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 107.923810] p9_client_attach+0x137/0x750 [ 107.927932] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 107.933442] ? v9fs_session_init+0xad1/0x1540 [ 107.937911] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 107.942901] v9fs_session_init+0xc03/0x1540 [ 107.947198] ? v9fs_show_options+0x6b0/0x6b0 [ 107.951579] ? v9fs_mount+0x54/0x860 [ 107.955265] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 107.960691] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 107.965684] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 107.970502] v9fs_mount+0x73/0x860 [ 107.974013] ? alloc_pages_current+0x15d/0x260 [ 107.978570] ? __lockdep_init_map+0x100/0x560 [ 107.983039] mount_fs+0x92/0x2a0 [ 107.986378] vfs_kern_mount.part.0+0x5b/0x470 [ 107.990847] do_mount+0xe65/0x2a30 [ 107.994362] ? copy_mount_string+0x40/0x40 [ 107.998567] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 108.003559] ? copy_mnt_ns+0xa30/0xa30 [ 108.007433] ? copy_mount_options+0x1fa/0x2f0 [ 108.011912] ? copy_mnt_ns+0xa30/0xa30 [ 108.015783] SyS_mount+0xa8/0x120 [ 108.019216] ? copy_mnt_ns+0xa30/0xa30 executing program [ 108.023081] do_syscall_64+0x1d5/0x640 [ 108.026944] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 108.052121] FAULT_INJECTION: forcing a failure. [ 108.052121] name failslab, interval 1, probability 0, space 0, times 0 [ 108.063420] CPU: 1 PID: 8345 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 108.071557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 108.080999] Call Trace: [ 108.083660] dump_stack+0x1b2/0x281 [ 108.087263] should_fail.cold+0x10a/0x149 [ 108.091388] should_failslab+0xd6/0x130 [ 108.095338] kmem_cache_alloc_trace+0x29a/0x3d0 [ 108.099981] ? v9fs_session_init+0xad1/0x1540 [ 108.104449] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 108.109700] v9fs_session_init+0xc92/0x1540 [ 108.114004] ? v9fs_show_options+0x6b0/0x6b0 [ 108.118387] ? v9fs_mount+0x54/0x860 [ 108.122074] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 108.127498] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 108.132491] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 108.137305] v9fs_mount+0x73/0x860 [ 108.140817] ? alloc_pages_current+0x15d/0x260 [ 108.145372] ? __lockdep_init_map+0x100/0x560 [ 108.149839] mount_fs+0x92/0x2a0 [ 108.153181] vfs_kern_mount.part.0+0x5b/0x470 [ 108.157652] do_mount+0xe65/0x2a30 [ 108.161168] ? copy_mount_string+0x40/0x40 [ 108.165375] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 108.170362] ? copy_mnt_ns+0xa30/0xa30 executing program [ 108.174231] ? copy_mount_options+0x1fa/0x2f0 [ 108.178702] ? copy_mnt_ns+0xa30/0xa30 [ 108.182567] SyS_mount+0xa8/0x120 [ 108.185995] ? copy_mnt_ns+0xa30/0xa30 [ 108.189857] do_syscall_64+0x1d5/0x640 [ 108.193748] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 108.212612] FAULT_INJECTION: forcing a failure. [ 108.212612] name failslab, interval 1, probability 0, space 0, times 0 [ 108.223829] CPU: 0 PID: 8349 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 108.231685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 108.241038] Call Trace: [ 108.243605] dump_stack+0x1b2/0x281 [ 108.248073] should_fail.cold+0x10a/0x149 [ 108.252196] should_failslab+0xd6/0x130 [ 108.256148] __kmalloc+0x2c1/0x400 [ 108.259666] ? p9_fcall_alloc+0x19/0x90 [ 108.263632] p9_fcall_alloc+0x19/0x90 [ 108.267407] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 108.272574] p9_client_rpc+0x170/0x1520 [ 108.276524] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 108.282033] ? lock_acquire+0x170/0x3f0 [ 108.285979] ? lock_downgrade+0x740/0x740 [ 108.290102] ? lock_acquire+0x170/0x3f0 [ 108.294051] ? lock_downgrade+0x740/0x740 [ 108.298283] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 108.303362] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 108.308352] p9_client_attach+0x137/0x750 [ 108.312476] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 108.317992] ? v9fs_session_init+0xad1/0x1540 [ 108.322466] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 108.327853] v9fs_session_init+0xc03/0x1540 [ 108.332160] ? v9fs_show_options+0x6b0/0x6b0 [ 108.336550] ? v9fs_mount+0x54/0x860 [ 108.340245] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 108.345684] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 108.350723] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 108.355550] v9fs_mount+0x73/0x860 [ 108.359068] ? alloc_pages_current+0x15d/0x260 [ 108.363627] ? __lockdep_init_map+0x100/0x560 [ 108.368106] mount_fs+0x92/0x2a0 [ 108.371461] vfs_kern_mount.part.0+0x5b/0x470 executing program [ 108.376044] do_mount+0xe65/0x2a30 [ 108.379567] ? do_raw_spin_unlock+0x164/0x220 [ 108.384042] ? copy_mount_string+0x40/0x40 [ 108.388268] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 108.393274] ? copy_mnt_ns+0xa30/0xa30 [ 108.397146] ? copy_mount_options+0x1fa/0x2f0 [ 108.401622] ? copy_mnt_ns+0xa30/0xa30 [ 108.405491] SyS_mount+0xa8/0x120 [ 108.408920] ? copy_mnt_ns+0xa30/0xa30 [ 108.412788] do_syscall_64+0x1d5/0x640 [ 108.416653] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 108.422451] 9pnet: Couldn't grow tag array [ 108.431210] FAULT_INJECTION: forcing a failure. [ 108.431210] name failslab, interval 1, probability 0, space 0, times 0 [ 108.442514] CPU: 0 PID: 8350 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 108.450409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 108.459746] Call Trace: [ 108.462327] dump_stack+0x1b2/0x281 [ 108.466030] should_fail.cold+0x10a/0x149 [ 108.470174] should_failslab+0xd6/0x130 [ 108.474126] __kmalloc+0x2c1/0x400 [ 108.477647] ? p9_fcall_alloc+0x19/0x90 [ 108.481598] p9_fcall_alloc+0x19/0x90 [ 108.485377] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 108.490544] p9_client_rpc+0x170/0x1520 [ 108.494629] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 108.499973] ? lock_acquire+0x170/0x3f0 [ 108.503928] ? lock_downgrade+0x740/0x740 [ 108.508072] ? lock_acquire+0x170/0x3f0 [ 108.512033] ? lock_downgrade+0x740/0x740 [ 108.516176] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 108.521259] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 108.526255] p9_client_attach+0x137/0x750 [ 108.530392] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 108.535910] ? v9fs_session_init+0xad1/0x1540 [ 108.540393] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 108.545392] v9fs_session_init+0xc03/0x1540 [ 108.549714] ? v9fs_show_options+0x6b0/0x6b0 [ 108.554113] ? v9fs_mount+0x54/0x860 [ 108.557807] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 108.563237] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 108.568360] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 108.573182] v9fs_mount+0x73/0x860 [ 108.576700] ? alloc_pages_current+0x15d/0x260 [ 108.581255] ? __lockdep_init_map+0x100/0x560 [ 108.585723] mount_fs+0x92/0x2a0 [ 108.589066] vfs_kern_mount.part.0+0x5b/0x470 [ 108.593566] do_mount+0xe65/0x2a30 [ 108.597097] ? do_raw_spin_unlock+0x164/0x220 [ 108.601571] ? copy_mount_string+0x40/0x40 [ 108.605783] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 108.610776] ? copy_mnt_ns+0xa30/0xa30 [ 108.614643] ? copy_mount_options+0x1fa/0x2f0 [ 108.619116] ? copy_mnt_ns+0xa30/0xa30 [ 108.622982] SyS_mount+0xa8/0x120 [ 108.626418] ? copy_mnt_ns+0xa30/0xa30 executing program [ 108.630279] do_syscall_64+0x1d5/0x640 [ 108.634143] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 108.640331] 9pnet: Couldn't grow tag array [ 108.648973] FAULT_INJECTION: forcing a failure. [ 108.648973] name failslab, interval 1, probability 0, space 0, times 0 [ 108.660305] CPU: 0 PID: 8351 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 108.668170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 108.677507] Call Trace: [ 108.680076] dump_stack+0x1b2/0x281 [ 108.683690] should_fail.cold+0x10a/0x149 [ 108.687814] should_failslab+0xd6/0x130 [ 108.691772] __kmalloc+0x2c1/0x400 [ 108.695288] ? p9_fcall_alloc+0x19/0x90 [ 108.699240] p9_fcall_alloc+0x19/0x90 [ 108.703014] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 108.708189] p9_client_rpc+0x170/0x1520 [ 108.712147] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 108.717487] ? lock_acquire+0x170/0x3f0 [ 108.721436] ? lock_downgrade+0x740/0x740 [ 108.725570] ? lock_acquire+0x170/0x3f0 [ 108.729527] ? lock_downgrade+0x740/0x740 [ 108.733650] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 108.738728] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 108.743723] p9_client_attach+0x137/0x750 [ 108.747849] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 108.753361] ? v9fs_session_init+0xad1/0x1540 [ 108.757854] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 108.762936] v9fs_session_init+0xc03/0x1540 [ 108.767238] ? v9fs_show_options+0x6b0/0x6b0 [ 108.771626] ? v9fs_mount+0x54/0x860 [ 108.775315] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 108.780743] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 108.785737] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 108.790621] v9fs_mount+0x73/0x860 [ 108.794237] ? alloc_pages_current+0x15d/0x260 [ 108.798801] ? __lockdep_init_map+0x100/0x560 [ 108.803272] mount_fs+0x92/0x2a0 [ 108.809707] vfs_kern_mount.part.0+0x5b/0x470 [ 108.814183] do_mount+0xe65/0x2a30 [ 108.817699] ? do_raw_spin_unlock+0x164/0x220 [ 108.822182] ? copy_mount_string+0x40/0x40 [ 108.826408] ? rcu_read_lock_sched_held+0x16c/0x1d0 executing program [ 108.831493] ? copy_mnt_ns+0xa30/0xa30 [ 108.835359] ? copy_mount_options+0x1fa/0x2f0 [ 108.839833] ? copy_mnt_ns+0xa30/0xa30 [ 108.843724] SyS_mount+0xa8/0x120 [ 108.847157] ? copy_mnt_ns+0xa30/0xa30 [ 108.851022] do_syscall_64+0x1d5/0x640 [ 108.854892] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 108.860773] 9pnet: Couldn't grow tag array [ 108.870109] FAULT_INJECTION: forcing a failure. [ 108.870109] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 108.881908] CPU: 0 PID: 8352 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 108.889764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 108.899096] Call Trace: [ 108.901664] dump_stack+0x1b2/0x281 [ 108.905279] should_fail.cold+0x10a/0x149 [ 108.909422] __alloc_pages_nodemask+0x21e/0x2900 [ 108.914156] ? depot_save_stack+0x10d/0x3f0 [ 108.918455] ? kasan_kmalloc+0xeb/0x160 [ 108.922401] ? __kmalloc+0x15a/0x400 [ 108.926089] ? p9_fcall_alloc+0x19/0x90 [ 108.930047] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 108.935395] ? p9_client_rpc+0x170/0x1520 [ 108.939584] ? p9_client_attach+0x137/0x750 [ 108.943883] ? v9fs_session_init+0xc03/0x1540 [ 108.948356] ? v9fs_mount+0x73/0x860 [ 108.952044] ? mount_fs+0x92/0x2a0 [ 108.955560] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 108.960386] ? do_syscall_64+0x1d5/0x640 [ 108.964422] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 108.969761] ? do_syscall_64+0x1d5/0x640 [ 108.973796] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 108.979171] ? cache_alloc_refill+0x2fa/0x350 [ 108.983640] cache_grow_begin+0x91/0x700 [ 108.987676] ? check_preemption_disabled+0x35/0x240 [ 108.992683] cache_alloc_refill+0x273/0x350 [ 108.996998] __kmalloc+0x378/0x400 [ 109.000523] ? p9_fcall_alloc+0x19/0x90 [ 109.004477] p9_fcall_alloc+0x19/0x90 [ 109.008257] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 109.013439] p9_client_rpc+0x170/0x1520 [ 109.017409] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 109.022762] ? lock_acquire+0x170/0x3f0 [ 109.026729] ? lock_downgrade+0x740/0x740 [ 109.030874] ? lock_acquire+0x170/0x3f0 [ 109.034829] ? lock_downgrade+0x740/0x740 [ 109.038960] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 109.044059] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 109.049060] p9_client_attach+0x137/0x750 [ 109.053190] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 109.058709] ? v9fs_session_init+0xad1/0x1540 [ 109.063290] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 109.068284] v9fs_session_init+0xc03/0x1540 [ 109.072585] ? v9fs_show_options+0x6b0/0x6b0 [ 109.076969] ? v9fs_mount+0x54/0x860 [ 109.080660] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 109.086084] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 109.091074] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 109.095904] v9fs_mount+0x73/0x860 [ 109.099447] ? alloc_pages_current+0x15d/0x260 [ 109.104009] ? __lockdep_init_map+0x100/0x560 [ 109.108522] mount_fs+0x92/0x2a0 [ 109.111874] vfs_kern_mount.part.0+0x5b/0x470 [ 109.116414] do_mount+0xe65/0x2a30 [ 109.119946] ? do_raw_spin_unlock+0x164/0x220 [ 109.124423] ? copy_mount_string+0x40/0x40 [ 109.128637] ? rcu_read_lock_sched_held+0x16c/0x1d0 executing program [ 109.133638] ? copy_mnt_ns+0xa30/0xa30 [ 109.137505] ? copy_mount_options+0x1fa/0x2f0 [ 109.141979] ? copy_mnt_ns+0xa30/0xa30 [ 109.145841] SyS_mount+0xa8/0x120 [ 109.149268] ? copy_mnt_ns+0xa30/0xa30 [ 109.153134] do_syscall_64+0x1d5/0x640 [ 109.156997] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 109.173368] FAULT_INJECTION: forcing a failure. [ 109.173368] name failslab, interval 1, probability 0, space 0, times 0 [ 109.184678] CPU: 0 PID: 8356 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 109.192547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 109.201880] Call Trace: [ 109.204446] dump_stack+0x1b2/0x281 [ 109.208049] should_fail.cold+0x10a/0x149 [ 109.212176] should_failslab+0xd6/0x130 [ 109.216411] __kmalloc+0x2c1/0x400 [ 109.219933] ? p9_fcall_alloc+0x19/0x90 [ 109.223890] p9_fcall_alloc+0x19/0x90 [ 109.227673] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 109.232866] p9_client_rpc+0x170/0x1520 [ 109.236822] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 109.242166] ? lock_acquire+0x170/0x3f0 [ 109.246124] ? lock_downgrade+0x740/0x740 [ 109.250347] ? lock_acquire+0x170/0x3f0 [ 109.254383] ? lock_downgrade+0x740/0x740 [ 109.258505] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 109.263583] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 109.268580] p9_client_attach+0x137/0x750 [ 109.272702] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 109.278216] ? v9fs_session_init+0xad1/0x1540 [ 109.282689] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 109.287681] v9fs_session_init+0xc03/0x1540 [ 109.291982] ? v9fs_show_options+0x6b0/0x6b0 [ 109.296385] ? v9fs_mount+0x54/0x860 [ 109.300075] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 109.305517] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 109.310522] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 109.315380] v9fs_mount+0x73/0x860 [ 109.318908] ? alloc_pages_current+0x15d/0x260 [ 109.324767] ? __lockdep_init_map+0x100/0x560 [ 109.329236] mount_fs+0x92/0x2a0 [ 109.332578] vfs_kern_mount.part.0+0x5b/0x470 [ 109.337049] do_mount+0xe65/0x2a30 [ 109.340570] ? do_raw_spin_unlock+0x164/0x220 [ 109.345045] ? copy_mount_string+0x40/0x40 [ 109.349261] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 109.354260] ? copy_mnt_ns+0xa30/0xa30 [ 109.358121] ? copy_mount_options+0x1fa/0x2f0 [ 109.362592] ? copy_mnt_ns+0xa30/0xa30 [ 109.366470] SyS_mount+0xa8/0x120 [ 109.369901] ? copy_mnt_ns+0xa30/0xa30 [ 109.373773] do_syscall_64+0x1d5/0x640 [ 109.377670] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 executing program [ 109.383599] 9pnet: Couldn't grow tag array [ 109.392583] FAULT_INJECTION: forcing a failure. [ 109.392583] name failslab, interval 1, probability 0, space 0, times 0 [ 109.403876] CPU: 0 PID: 8357 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 109.411747] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 109.421084] Call Trace: [ 109.423652] dump_stack+0x1b2/0x281 [ 109.427256] should_fail.cold+0x10a/0x149 [ 109.431378] should_failslab+0xd6/0x130 [ 109.435327] __kmalloc+0x2c1/0x400 [ 109.438873] ? p9_fcall_alloc+0x19/0x90 [ 109.442820] p9_fcall_alloc+0x19/0x90 [ 109.446600] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 109.451770] p9_client_rpc+0x170/0x1520 [ 109.455726] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 109.461089] ? lock_acquire+0x170/0x3f0 [ 109.465040] ? lock_downgrade+0x740/0x740 [ 109.469162] ? lock_acquire+0x170/0x3f0 [ 109.473114] ? lock_downgrade+0x740/0x740 [ 109.477238] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 109.482316] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 109.487306] p9_client_attach+0x137/0x750 [ 109.491428] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 109.497113] ? v9fs_session_init+0xad1/0x1540 [ 109.501583] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 109.506575] v9fs_session_init+0xc03/0x1540 [ 109.510874] ? v9fs_show_options+0x6b0/0x6b0 [ 109.515260] ? v9fs_mount+0x54/0x860 [ 109.518954] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 109.524380] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 109.529402] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 109.534228] v9fs_mount+0x73/0x860 [ 109.537744] ? alloc_pages_current+0x15d/0x260 [ 109.542302] ? __lockdep_init_map+0x100/0x560 [ 109.546781] mount_fs+0x92/0x2a0 [ 109.550143] vfs_kern_mount.part.0+0x5b/0x470 [ 109.554621] do_mount+0xe65/0x2a30 [ 109.558139] ? do_raw_spin_unlock+0x164/0x220 [ 109.562615] ? copy_mount_string+0x40/0x40 [ 109.566825] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 109.571990] ? copy_mnt_ns+0xa30/0xa30 [ 109.575853] ? copy_mount_options+0x1fa/0x2f0 [ 109.580325] ? copy_mnt_ns+0xa30/0xa30 executing program [ 109.584185] SyS_mount+0xa8/0x120 [ 109.587618] ? copy_mnt_ns+0xa30/0xa30 [ 109.591482] do_syscall_64+0x1d5/0x640 [ 109.595355] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 109.601142] 9pnet: Couldn't grow tag array [ 109.609488] FAULT_INJECTION: forcing a failure. [ 109.609488] name failslab, interval 1, probability 0, space 0, times 0 [ 109.620895] CPU: 0 PID: 8358 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 109.628769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 109.638099] Call Trace: [ 109.640664] dump_stack+0x1b2/0x281 [ 109.644269] should_fail.cold+0x10a/0x149 [ 109.648479] should_failslab+0xd6/0x130 [ 109.652429] __kmalloc+0x2c1/0x400 [ 109.655941] ? p9_fcall_alloc+0x19/0x90 [ 109.659887] p9_fcall_alloc+0x19/0x90 [ 109.663662] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 109.668826] p9_client_rpc+0x170/0x1520 [ 109.672776] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 109.678112] ? lock_acquire+0x170/0x3f0 [ 109.682062] ? lock_downgrade+0x740/0x740 [ 109.686184] ? lock_acquire+0x170/0x3f0 [ 109.690130] ? lock_downgrade+0x740/0x740 [ 109.694251] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 109.699326] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 109.704320] p9_client_attach+0x137/0x750 [ 109.708442] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 109.713956] ? v9fs_session_init+0xad1/0x1540 [ 109.718430] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 109.723420] v9fs_session_init+0xc03/0x1540 [ 109.727719] ? v9fs_show_options+0x6b0/0x6b0 [ 109.732103] ? v9fs_mount+0x54/0x860 [ 109.735790] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 109.741212] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 109.746201] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 109.751021] v9fs_mount+0x73/0x860 [ 109.754536] ? alloc_pages_current+0x15d/0x260 [ 109.759089] ? __lockdep_init_map+0x100/0x560 [ 109.763564] mount_fs+0x92/0x2a0 [ 109.766913] vfs_kern_mount.part.0+0x5b/0x470 [ 109.771380] do_mount+0xe65/0x2a30 [ 109.774895] ? do_raw_spin_unlock+0x164/0x220 [ 109.779363] ? copy_mount_string+0x40/0x40 executing program [ 109.783571] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 109.788558] ? copy_mnt_ns+0xa30/0xa30 [ 109.792418] ? copy_mount_options+0x1fa/0x2f0 [ 109.796884] ? copy_mnt_ns+0xa30/0xa30 [ 109.800744] SyS_mount+0xa8/0x120 [ 109.804171] ? copy_mnt_ns+0xa30/0xa30 [ 109.808033] do_syscall_64+0x1d5/0x640 [ 109.811920] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 109.817668] 9pnet: Couldn't grow tag array [ 109.826343] FAULT_INJECTION: forcing a failure. [ 109.826343] name failslab, interval 1, probability 0, space 0, times 0 [ 109.837603] CPU: 0 PID: 8359 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 109.845464] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 109.854851] Call Trace: [ 109.857416] dump_stack+0x1b2/0x281 [ 109.861030] should_fail.cold+0x10a/0x149 [ 109.865153] should_failslab+0xd6/0x130 [ 109.869101] __kmalloc+0x2c1/0x400 [ 109.872613] ? p9_fcall_alloc+0x19/0x90 [ 109.876561] p9_fcall_alloc+0x19/0x90 [ 109.880337] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 109.885505] p9_client_rpc+0x170/0x1520 [ 109.889453] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 109.895312] ? lock_acquire+0x170/0x3f0 [ 109.899258] ? lock_downgrade+0x740/0x740 [ 109.903382] ? lock_acquire+0x170/0x3f0 [ 109.907329] ? lock_downgrade+0x740/0x740 [ 109.911458] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 109.916537] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 109.921525] p9_client_attach+0x137/0x750 [ 109.925652] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 109.931168] ? v9fs_session_init+0xad1/0x1540 [ 109.935640] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 109.940629] v9fs_session_init+0xc03/0x1540 [ 109.944928] ? v9fs_show_options+0x6b0/0x6b0 [ 109.949316] ? v9fs_mount+0x54/0x860 [ 109.953002] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 109.958429] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 109.963421] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 109.968247] v9fs_mount+0x73/0x860 [ 109.971760] ? alloc_pages_current+0x15d/0x260 [ 109.976315] ? __lockdep_init_map+0x100/0x560 [ 109.980783] mount_fs+0x92/0x2a0 [ 109.984126] vfs_kern_mount.part.0+0x5b/0x470 [ 109.988598] do_mount+0xe65/0x2a30 [ 109.992116] ? do_raw_spin_unlock+0x164/0x220 [ 109.996590] ? copy_mount_string+0x40/0x40 [ 110.000804] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 110.005798] ? copy_mnt_ns+0xa30/0xa30 [ 110.009662] ? copy_mount_options+0x1fa/0x2f0 [ 110.014133] ? copy_mnt_ns+0xa30/0xa30 [ 110.017994] SyS_mount+0xa8/0x120 [ 110.021417] ? copy_mnt_ns+0xa30/0xa30 [ 110.025280] do_syscall_64+0x1d5/0x640 [ 110.029147] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 executing program [ 110.035120] 9pnet: Couldn't grow tag array [ 110.043842] FAULT_INJECTION: forcing a failure. [ 110.043842] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 110.055641] CPU: 0 PID: 8360 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 110.063498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 110.072833] Call Trace: [ 110.075407] dump_stack+0x1b2/0x281 [ 110.079021] should_fail.cold+0x10a/0x149 [ 110.083150] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 110.088499] __alloc_pages_nodemask+0x21e/0x2900 [ 110.093242] ? depot_save_stack+0x10d/0x3f0 [ 110.097575] ? kasan_kmalloc+0x139/0x160 [ 110.101631] ? kasan_kmalloc+0xeb/0x160 [ 110.105581] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 110.110400] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 110.115890] ? p9_client_rpc+0x170/0x1520 [ 110.120015] ? p9_client_attach+0x137/0x750 [ 110.124320] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 110.129141] ? vfs_kern_mount.part.0+0x5b/0x470 [ 110.133787] ? do_mount+0xe65/0x2a30 [ 110.137475] ? SyS_mount+0xa8/0x120 [ 110.141076] ? do_syscall_64+0x1d5/0x640 [ 110.145109] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 110.150450] ? node_tag_clear+0x6c/0x170 [ 110.154489] cache_grow_begin+0x91/0x700 [ 110.158532] ? check_preemption_disabled+0x35/0x240 [ 110.163525] cache_alloc_refill+0x273/0x350 [ 110.167826] __kmalloc+0x378/0x400 [ 110.171340] ? p9_fcall_alloc+0x19/0x90 [ 110.175287] p9_fcall_alloc+0x19/0x90 [ 110.179061] p9_client_prepare_req.part.0+0x86c/0xb60 [ 110.184242] p9_client_rpc+0x170/0x1520 [ 110.188190] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 110.193527] ? lock_acquire+0x170/0x3f0 [ 110.197473] ? lock_downgrade+0x740/0x740 [ 110.201598] ? lock_acquire+0x170/0x3f0 [ 110.205544] ? lock_downgrade+0x740/0x740 [ 110.209760] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 110.214837] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 110.219826] p9_client_attach+0x137/0x750 [ 110.223957] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 110.229556] ? v9fs_session_init+0xad1/0x1540 [ 110.234027] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 110.239015] v9fs_session_init+0xc03/0x1540 [ 110.243316] ? v9fs_show_options+0x6b0/0x6b0 [ 110.247697] ? do_raw_spin_unlock+0x164/0x220 [ 110.252165] ? v9fs_mount+0x54/0x860 [ 110.255853] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 110.261281] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 110.266268] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 110.271083] v9fs_mount+0x73/0x860 [ 110.274594] ? alloc_pages_current+0x15d/0x260 [ 110.279148] ? __lockdep_init_map+0x100/0x560 [ 110.283616] mount_fs+0x92/0x2a0 executing program [ 110.286956] vfs_kern_mount.part.0+0x5b/0x470 [ 110.291422] do_mount+0xe65/0x2a30 [ 110.294936] ? do_raw_spin_unlock+0x164/0x220 [ 110.299404] ? copy_mount_string+0x40/0x40 [ 110.303611] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 110.308599] ? copy_mnt_ns+0xa30/0xa30 [ 110.312458] ? copy_mount_options+0x1fa/0x2f0 [ 110.316930] ? copy_mnt_ns+0xa30/0xa30 [ 110.320792] SyS_mount+0xa8/0x120 [ 110.324217] ? copy_mnt_ns+0xa30/0xa30 [ 110.328080] do_syscall_64+0x1d5/0x640 [ 110.331951] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 110.349824] FAULT_INJECTION: forcing a failure. [ 110.349824] name failslab, interval 1, probability 0, space 0, times 0 [ 110.361534] CPU: 1 PID: 8364 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 110.369405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 110.378740] Call Trace: [ 110.381305] dump_stack+0x1b2/0x281 [ 110.384909] should_fail.cold+0x10a/0x149 [ 110.389031] should_failslab+0xd6/0x130 [ 110.392980] __kmalloc+0x2c1/0x400 [ 110.396585] ? p9_fcall_alloc+0x19/0x90 [ 110.400532] p9_fcall_alloc+0x19/0x90 [ 110.404303] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 110.409469] p9_client_rpc+0x170/0x1520 [ 110.413418] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 110.418760] ? lock_acquire+0x170/0x3f0 [ 110.422707] ? lock_downgrade+0x740/0x740 [ 110.426827] ? lock_acquire+0x170/0x3f0 [ 110.430772] ? lock_downgrade+0x740/0x740 [ 110.434903] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 110.439984] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 110.444974] p9_client_attach+0x137/0x750 [ 110.449099] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 110.454609] ? v9fs_session_init+0xad1/0x1540 [ 110.459083] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 110.464073] v9fs_session_init+0xc03/0x1540 [ 110.468375] ? v9fs_show_options+0x6b0/0x6b0 [ 110.472762] ? v9fs_mount+0x54/0x860 [ 110.476450] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 110.481872] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 110.486861] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 110.491677] v9fs_mount+0x73/0x860 [ 110.495198] ? alloc_pages_current+0x15d/0x260 [ 110.499752] ? __lockdep_init_map+0x100/0x560 [ 110.504219] mount_fs+0x92/0x2a0 [ 110.507611] vfs_kern_mount.part.0+0x5b/0x470 [ 110.512090] do_mount+0xe65/0x2a30 [ 110.515603] ? do_raw_spin_unlock+0x164/0x220 [ 110.520076] ? copy_mount_string+0x40/0x40 [ 110.524286] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 110.529275] ? copy_mnt_ns+0xa30/0xa30 [ 110.533135] ? copy_mount_options+0x1fa/0x2f0 [ 110.537602] ? copy_mnt_ns+0xa30/0xa30 [ 110.541463] SyS_mount+0xa8/0x120 [ 110.544894] ? copy_mnt_ns+0xa30/0xa30 executing program [ 110.548756] do_syscall_64+0x1d5/0x640 [ 110.552714] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 110.558186] 9pnet: Couldn't grow tag array [ 110.567260] FAULT_INJECTION: forcing a failure. [ 110.567260] name failslab, interval 1, probability 0, space 0, times 0 [ 110.578565] CPU: 1 PID: 8365 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 110.586424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 110.595749] Call Trace: [ 110.598313] dump_stack+0x1b2/0x281 [ 110.601916] should_fail.cold+0x10a/0x149 [ 110.606039] should_failslab+0xd6/0x130 [ 110.609985] __kmalloc+0x2c1/0x400 [ 110.613501] ? p9_fcall_alloc+0x19/0x90 [ 110.617550] p9_fcall_alloc+0x19/0x90 [ 110.621323] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 110.626493] p9_client_rpc+0x170/0x1520 [ 110.630443] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 110.635781] ? lock_acquire+0x170/0x3f0 [ 110.640770] ? lock_downgrade+0x740/0x740 [ 110.644893] ? lock_acquire+0x170/0x3f0 [ 110.648841] ? lock_downgrade+0x740/0x740 [ 110.652964] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 110.658043] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 110.663032] p9_client_attach+0x137/0x750 [ 110.667154] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 110.672669] ? v9fs_session_init+0xad1/0x1540 [ 110.677139] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 110.682130] v9fs_session_init+0xc03/0x1540 [ 110.686428] ? v9fs_show_options+0x6b0/0x6b0 [ 110.690812] ? v9fs_mount+0x54/0x860 [ 110.694509] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 110.699939] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 110.704928] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 110.709744] v9fs_mount+0x73/0x860 [ 110.713258] ? alloc_pages_current+0x15d/0x260 [ 110.717813] ? __lockdep_init_map+0x100/0x560 [ 110.722279] mount_fs+0x92/0x2a0 [ 110.725622] vfs_kern_mount.part.0+0x5b/0x470 [ 110.730091] do_mount+0xe65/0x2a30 [ 110.733604] ? do_raw_spin_unlock+0x164/0x220 [ 110.738078] ? copy_mount_string+0x40/0x40 [ 110.742288] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 110.747300] ? copy_mnt_ns+0xa30/0xa30 executing program [ 110.751169] ? copy_mount_options+0x1fa/0x2f0 [ 110.755643] ? copy_mnt_ns+0xa30/0xa30 [ 110.759511] SyS_mount+0xa8/0x120 [ 110.762944] ? copy_mnt_ns+0xa30/0xa30 [ 110.766821] do_syscall_64+0x1d5/0x640 [ 110.770691] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 110.776421] 9pnet: Couldn't grow tag array [ 110.785637] FAULT_INJECTION: forcing a failure. [ 110.785637] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 110.797436] CPU: 1 PID: 8366 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 110.805286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 110.814614] Call Trace: [ 110.817181] dump_stack+0x1b2/0x281 [ 110.820783] should_fail.cold+0x10a/0x149 [ 110.824909] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 110.830247] __alloc_pages_nodemask+0x21e/0x2900 [ 110.834979] ? depot_save_stack+0x10d/0x3f0 [ 110.839281] ? kasan_kmalloc+0x139/0x160 [ 110.843313] ? kasan_kmalloc+0xeb/0x160 [ 110.847262] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 110.852166] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 110.857502] ? p9_client_rpc+0x170/0x1520 [ 110.861621] ? p9_client_attach+0x137/0x750 [ 110.865917] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 110.870731] ? vfs_kern_mount.part.0+0x5b/0x470 [ 110.875369] ? do_mount+0xe65/0x2a30 [ 110.879061] ? SyS_mount+0xa8/0x120 [ 110.883553] ? do_syscall_64+0x1d5/0x640 [ 110.887592] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 110.892945] ? node_tag_clear+0x6c/0x170 [ 110.896999] cache_grow_begin+0x91/0x700 [ 110.901055] ? check_preemption_disabled+0x35/0x240 [ 110.906049] cache_alloc_refill+0x273/0x350 [ 110.910350] __kmalloc+0x378/0x400 [ 110.913864] ? p9_fcall_alloc+0x19/0x90 [ 110.917810] p9_fcall_alloc+0x19/0x90 [ 110.921585] p9_client_prepare_req.part.0+0x86c/0xb60 [ 110.926755] p9_client_rpc+0x170/0x1520 [ 110.930703] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 110.936042] ? lock_acquire+0x170/0x3f0 [ 110.939990] ? lock_downgrade+0x740/0x740 [ 110.944116] ? lock_acquire+0x170/0x3f0 [ 110.948068] ? lock_downgrade+0x740/0x740 [ 110.952189] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 110.957266] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 110.962257] p9_client_attach+0x137/0x750 [ 110.966378] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 110.971889] ? v9fs_session_init+0xad1/0x1540 [ 110.976356] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 110.981349] v9fs_session_init+0xc03/0x1540 [ 110.985651] ? v9fs_show_options+0x6b0/0x6b0 [ 110.990037] ? v9fs_mount+0x54/0x860 [ 110.993725] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 110.999148] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 111.004138] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 111.008954] v9fs_mount+0x73/0x860 [ 111.012643] ? alloc_pages_current+0x15d/0x260 [ 111.017197] ? __lockdep_init_map+0x100/0x560 [ 111.021675] mount_fs+0x92/0x2a0 [ 111.025021] vfs_kern_mount.part.0+0x5b/0x470 [ 111.029487] do_mount+0xe65/0x2a30 [ 111.033005] ? do_raw_spin_unlock+0x164/0x220 [ 111.037479] ? copy_mount_string+0x40/0x40 [ 111.041686] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 111.046674] ? copy_mnt_ns+0xa30/0xa30 executing program [ 111.050534] ? copy_mount_options+0x1fa/0x2f0 [ 111.055000] ? copy_mnt_ns+0xa30/0xa30 [ 111.058858] SyS_mount+0xa8/0x120 [ 111.062282] ? copy_mnt_ns+0xa30/0xa30 [ 111.066142] do_syscall_64+0x1d5/0x640 [ 111.070012] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 111.084851] FAULT_INJECTION: forcing a failure. [ 111.084851] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 111.096665] CPU: 1 PID: 8370 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 111.104539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 111.113870] Call Trace: [ 111.116436] dump_stack+0x1b2/0x281 [ 111.120038] should_fail.cold+0x10a/0x149 [ 111.124163] __alloc_pages_nodemask+0x21e/0x2900 [ 111.128892] ? depot_save_stack+0x10d/0x3f0 [ 111.133190] ? kasan_kmalloc+0xeb/0x160 [ 111.137138] ? __kmalloc+0x15a/0x400 [ 111.140826] ? p9_fcall_alloc+0x19/0x90 [ 111.144773] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 111.150105] ? p9_client_rpc+0x170/0x1520 [ 111.154401] ? p9_client_attach+0x137/0x750 [ 111.158696] ? v9fs_session_init+0xc03/0x1540 [ 111.163163] ? v9fs_mount+0x73/0x860 [ 111.166847] ? mount_fs+0x92/0x2a0 [ 111.170365] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 111.175181] ? do_syscall_64+0x1d5/0x640 [ 111.179244] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 111.184578] ? do_syscall_64+0x1d5/0x640 [ 111.188613] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 111.194066] ? cache_alloc_refill+0x2fa/0x350 [ 111.198538] cache_grow_begin+0x91/0x700 [ 111.202574] ? check_preemption_disabled+0x35/0x240 [ 111.207564] cache_alloc_refill+0x273/0x350 [ 111.211862] __kmalloc+0x378/0x400 [ 111.215374] ? p9_fcall_alloc+0x19/0x90 [ 111.219321] p9_fcall_alloc+0x19/0x90 [ 111.223095] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 111.228257] p9_client_rpc+0x170/0x1520 [ 111.232205] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 111.237542] ? lock_acquire+0x170/0x3f0 [ 111.241489] ? lock_downgrade+0x740/0x740 [ 111.245609] ? lock_acquire+0x170/0x3f0 [ 111.249554] ? lock_downgrade+0x740/0x740 [ 111.253683] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 111.258758] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 111.263749] p9_client_attach+0x137/0x750 [ 111.267870] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 111.273378] ? v9fs_session_init+0xad1/0x1540 [ 111.277845] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 111.282835] v9fs_session_init+0xc03/0x1540 [ 111.287134] ? v9fs_show_options+0x6b0/0x6b0 [ 111.291520] ? v9fs_mount+0x54/0x860 [ 111.295205] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 111.300627] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 111.305619] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 111.310434] v9fs_mount+0x73/0x860 [ 111.313946] ? alloc_pages_current+0x15d/0x260 [ 111.318499] ? __lockdep_init_map+0x100/0x560 [ 111.322973] mount_fs+0x92/0x2a0 [ 111.326314] vfs_kern_mount.part.0+0x5b/0x470 [ 111.330782] do_mount+0xe65/0x2a30 [ 111.334297] ? do_raw_spin_unlock+0x164/0x220 [ 111.338767] ? copy_mount_string+0x40/0x40 [ 111.342976] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 111.347965] ? copy_mnt_ns+0xa30/0xa30 executing program [ 111.351825] ? copy_mount_options+0x1fa/0x2f0 [ 111.356294] ? copy_mnt_ns+0xa30/0xa30 [ 111.360157] SyS_mount+0xa8/0x120 [ 111.363581] ? copy_mnt_ns+0xa30/0xa30 [ 111.367441] do_syscall_64+0x1d5/0x640 [ 111.371305] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 111.387735] FAULT_INJECTION: forcing a failure. [ 111.387735] name failslab, interval 1, probability 0, space 0, times 0 [ 111.398989] CPU: 1 PID: 8374 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 111.406856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 111.416185] Call Trace: [ 111.418749] dump_stack+0x1b2/0x281 [ 111.422351] should_fail.cold+0x10a/0x149 [ 111.426479] should_failslab+0xd6/0x130 [ 111.430434] __kmalloc+0x2c1/0x400 [ 111.433947] ? p9_fcall_alloc+0x19/0x90 [ 111.437917] p9_fcall_alloc+0x19/0x90 [ 111.441707] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 111.446883] p9_client_rpc+0x170/0x1520 [ 111.450927] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 111.456266] ? lock_acquire+0x170/0x3f0 [ 111.460214] ? lock_downgrade+0x740/0x740 [ 111.464353] ? lock_acquire+0x170/0x3f0 [ 111.468308] ? lock_downgrade+0x740/0x740 [ 111.472430] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 111.477520] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 111.482524] p9_client_attach+0x137/0x750 [ 111.486659] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 111.492188] ? v9fs_session_init+0xad1/0x1540 [ 111.496673] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 111.502286] v9fs_session_init+0xc03/0x1540 [ 111.506591] ? v9fs_show_options+0x6b0/0x6b0 [ 111.510988] ? v9fs_mount+0x54/0x860 [ 111.514684] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 111.520120] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 111.525127] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 111.530998] v9fs_mount+0x73/0x860 [ 111.534527] ? alloc_pages_current+0x15d/0x260 [ 111.539098] ? __lockdep_init_map+0x100/0x560 [ 111.543590] mount_fs+0x92/0x2a0 [ 111.546949] vfs_kern_mount.part.0+0x5b/0x470 [ 111.551432] do_mount+0xe65/0x2a30 executing program [ 111.554955] ? do_raw_spin_unlock+0x164/0x220 [ 111.559426] ? copy_mount_string+0x40/0x40 [ 111.563643] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 111.568634] ? copy_mnt_ns+0xa30/0xa30 [ 111.572496] ? copy_mount_options+0x1fa/0x2f0 [ 111.576963] ? copy_mnt_ns+0xa30/0xa30 [ 111.580834] SyS_mount+0xa8/0x120 [ 111.584276] ? copy_mnt_ns+0xa30/0xa30 [ 111.588135] do_syscall_64+0x1d5/0x640 [ 111.591997] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 111.597475] 9pnet: Couldn't grow tag array [ 111.606168] FAULT_INJECTION: forcing a failure. [ 111.606168] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 111.617966] CPU: 1 PID: 8375 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 111.625928] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 111.635252] Call Trace: [ 111.637818] dump_stack+0x1b2/0x281 [ 111.641422] should_fail.cold+0x10a/0x149 [ 111.645542] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 111.650881] __alloc_pages_nodemask+0x21e/0x2900 [ 111.655616] ? depot_save_stack+0x10d/0x3f0 [ 111.659911] ? kasan_kmalloc+0x139/0x160 [ 111.663943] ? kasan_kmalloc+0xeb/0x160 [ 111.667888] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 111.672789] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 111.678121] ? p9_client_rpc+0x170/0x1520 [ 111.682250] ? p9_client_attach+0x137/0x750 [ 111.686544] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 111.691371] ? vfs_kern_mount.part.0+0x5b/0x470 [ 111.696014] ? do_mount+0xe65/0x2a30 [ 111.699697] ? SyS_mount+0xa8/0x120 [ 111.703318] ? do_syscall_64+0x1d5/0x640 [ 111.707361] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 111.712703] ? node_tag_clear+0x6c/0x170 [ 111.716737] cache_grow_begin+0x91/0x700 [ 111.720773] ? check_preemption_disabled+0x35/0x240 [ 111.725764] cache_alloc_refill+0x273/0x350 [ 111.730060] __kmalloc+0x378/0x400 [ 111.733579] ? p9_fcall_alloc+0x19/0x90 [ 111.737526] p9_fcall_alloc+0x19/0x90 [ 111.741298] p9_client_prepare_req.part.0+0x86c/0xb60 [ 111.746461] p9_client_rpc+0x170/0x1520 [ 111.750409] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 111.755751] ? lock_acquire+0x170/0x3f0 [ 111.759698] ? lock_downgrade+0x740/0x740 [ 111.763819] ? lock_acquire+0x170/0x3f0 [ 111.767769] ? lock_downgrade+0x740/0x740 [ 111.771891] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 111.776969] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 111.781961] p9_client_attach+0x137/0x750 [ 111.786083] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 111.791592] ? v9fs_session_init+0xad1/0x1540 [ 111.796060] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 111.801174] v9fs_session_init+0xc03/0x1540 [ 111.805474] ? v9fs_show_options+0x6b0/0x6b0 [ 111.809853] ? do_raw_spin_unlock+0x164/0x220 [ 111.814323] ? v9fs_mount+0x54/0x860 [ 111.818009] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 111.823434] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 111.828441] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 111.833256] v9fs_mount+0x73/0x860 [ 111.836776] ? alloc_pages_current+0x15d/0x260 [ 111.841332] ? __lockdep_init_map+0x100/0x560 [ 111.845799] mount_fs+0x92/0x2a0 [ 111.849140] vfs_kern_mount.part.0+0x5b/0x470 [ 111.853623] do_mount+0xe65/0x2a30 executing program [ 111.857137] ? do_raw_spin_unlock+0x164/0x220 [ 111.861609] ? copy_mount_string+0x40/0x40 [ 111.865818] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 111.870822] ? copy_mnt_ns+0xa30/0xa30 [ 111.874691] ? copy_mount_options+0x1fa/0x2f0 [ 111.879168] ? copy_mnt_ns+0xa30/0xa30 [ 111.883035] SyS_mount+0xa8/0x120 [ 111.886464] ? copy_mnt_ns+0xa30/0xa30 [ 111.890326] do_syscall_64+0x1d5/0x640 [ 111.894201] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 111.906570] FAULT_INJECTION: forcing a failure. [ 111.906570] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 111.918378] CPU: 1 PID: 8379 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 111.926257] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 111.935599] Call Trace: [ 111.938165] dump_stack+0x1b2/0x281 [ 111.941770] should_fail.cold+0x10a/0x149 [ 111.945893] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 111.951239] __alloc_pages_nodemask+0x21e/0x2900 [ 111.955971] ? depot_save_stack+0x10d/0x3f0 [ 111.960269] ? kasan_kmalloc+0x139/0x160 [ 111.964301] ? kasan_kmalloc+0xeb/0x160 [ 111.968271] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 111.973087] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 111.978422] ? p9_client_rpc+0x170/0x1520 [ 111.982541] ? p9_client_attach+0x137/0x750 [ 111.986837] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 111.991652] ? vfs_kern_mount.part.0+0x5b/0x470 [ 111.996293] ? do_mount+0xe65/0x2a30 [ 111.999978] ? SyS_mount+0xa8/0x120 [ 112.003583] ? do_syscall_64+0x1d5/0x640 [ 112.007619] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 112.012962] ? node_tag_clear+0x6c/0x170 [ 112.017000] cache_grow_begin+0x91/0x700 [ 112.021036] ? check_preemption_disabled+0x35/0x240 [ 112.026032] cache_alloc_refill+0x273/0x350 [ 112.030416] __kmalloc+0x378/0x400 [ 112.033929] ? p9_fcall_alloc+0x19/0x90 [ 112.037985] p9_fcall_alloc+0x19/0x90 [ 112.041775] p9_client_prepare_req.part.0+0x86c/0xb60 [ 112.046948] p9_client_rpc+0x170/0x1520 [ 112.050899] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 112.056236] ? lock_acquire+0x170/0x3f0 [ 112.060195] ? lock_downgrade+0x740/0x740 [ 112.064320] ? lock_acquire+0x170/0x3f0 [ 112.068269] ? lock_downgrade+0x740/0x740 [ 112.072399] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 112.077566] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 112.082568] p9_client_attach+0x137/0x750 [ 112.086691] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 112.092201] ? v9fs_session_init+0xad1/0x1540 [ 112.096671] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 112.101676] v9fs_session_init+0xc03/0x1540 [ 112.105992] ? v9fs_show_options+0x6b0/0x6b0 [ 112.110382] ? v9fs_mount+0x54/0x860 [ 112.114072] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 112.119510] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 112.124504] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 112.129328] v9fs_mount+0x73/0x860 [ 112.132841] ? alloc_pages_current+0x15d/0x260 [ 112.137396] ? __lockdep_init_map+0x100/0x560 [ 112.141866] mount_fs+0x92/0x2a0 [ 112.145207] vfs_kern_mount.part.0+0x5b/0x470 [ 112.149774] do_mount+0xe65/0x2a30 [ 112.153289] ? retint_kernel+0x2d/0x2d executing program [ 112.157150] ? copy_mount_string+0x40/0x40 [ 112.161391] ? copy_mount_options+0x197/0x2f0 [ 112.165857] ? copy_mount_options+0x1fa/0x2f0 [ 112.170322] ? copy_mnt_ns+0xa30/0xa30 [ 112.174181] SyS_mount+0xa8/0x120 [ 112.177609] ? copy_mnt_ns+0xa30/0xa30 [ 112.181471] do_syscall_64+0x1d5/0x640 [ 112.185333] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 112.197292] FAULT_INJECTION: forcing a failure. [ 112.197292] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 112.209098] CPU: 1 PID: 8382 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 112.216966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 112.226397] Call Trace: [ 112.228966] dump_stack+0x1b2/0x281 [ 112.232570] should_fail.cold+0x10a/0x149 [ 112.236695] __alloc_pages_nodemask+0x21e/0x2900 [ 112.241424] ? depot_save_stack+0x10d/0x3f0 [ 112.245731] ? kasan_kmalloc+0xeb/0x160 [ 112.249677] ? __kmalloc+0x15a/0x400 [ 112.253363] ? p9_fcall_alloc+0x19/0x90 [ 112.257323] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 112.262922] ? p9_client_rpc+0x170/0x1520 [ 112.267040] ? p9_client_attach+0x137/0x750 [ 112.271336] ? v9fs_session_init+0xc03/0x1540 [ 112.275820] ? v9fs_mount+0x73/0x860 [ 112.279535] ? mount_fs+0x92/0x2a0 [ 112.283052] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 112.287869] ? do_syscall_64+0x1d5/0x640 [ 112.291905] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 112.297238] ? do_syscall_64+0x1d5/0x640 [ 112.301271] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 112.306613] ? cache_alloc_refill+0x2fa/0x350 [ 112.311084] cache_grow_begin+0x91/0x700 [ 112.315119] ? check_preemption_disabled+0x35/0x240 [ 112.320108] cache_alloc_refill+0x273/0x350 [ 112.324411] __kmalloc+0x378/0x400 [ 112.327933] ? p9_fcall_alloc+0x19/0x90 [ 112.331880] p9_fcall_alloc+0x19/0x90 [ 112.335653] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 112.340817] p9_client_rpc+0x170/0x1520 [ 112.344765] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 112.350102] ? lock_acquire+0x170/0x3f0 [ 112.354050] ? lock_downgrade+0x740/0x740 [ 112.358174] ? lock_acquire+0x170/0x3f0 [ 112.362134] ? lock_downgrade+0x740/0x740 [ 112.366253] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 112.371333] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 112.376323] p9_client_attach+0x137/0x750 [ 112.380448] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 112.385959] ? v9fs_session_init+0xad1/0x1540 [ 112.390429] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 112.395419] v9fs_session_init+0xc03/0x1540 [ 112.399723] ? v9fs_show_options+0x6b0/0x6b0 [ 112.404105] ? v9fs_mount+0x54/0x860 [ 112.407790] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 112.413212] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 112.418209] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 112.423028] v9fs_mount+0x73/0x860 [ 112.426547] ? alloc_pages_current+0x15d/0x260 [ 112.431101] ? __lockdep_init_map+0x100/0x560 [ 112.435569] mount_fs+0x92/0x2a0 [ 112.438911] vfs_kern_mount.part.0+0x5b/0x470 [ 112.443379] do_mount+0xe65/0x2a30 [ 112.446893] ? do_raw_spin_unlock+0x164/0x220 [ 112.451363] ? copy_mount_string+0x40/0x40 executing program [ 112.455574] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 112.460568] ? copy_mnt_ns+0xa30/0xa30 [ 112.464437] ? copy_mount_options+0x1fa/0x2f0 [ 112.468909] ? copy_mnt_ns+0xa30/0xa30 [ 112.472769] SyS_mount+0xa8/0x120 [ 112.476194] ? copy_mnt_ns+0xa30/0xa30 [ 112.480062] do_syscall_64+0x1d5/0x640 [ 112.483924] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 112.500407] FAULT_INJECTION: forcing a failure. [ 112.500407] name failslab, interval 1, probability 0, space 0, times 0 [ 112.513089] CPU: 1 PID: 8386 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 112.520972] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 112.530301] Call Trace: [ 112.532865] dump_stack+0x1b2/0x281 [ 112.536472] should_fail.cold+0x10a/0x149 [ 112.540596] should_failslab+0xd6/0x130 [ 112.544557] __kmalloc+0x2c1/0x400 [ 112.548076] ? p9_fcall_alloc+0x19/0x90 [ 112.552023] p9_fcall_alloc+0x19/0x90 [ 112.555797] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 112.560963] p9_client_rpc+0x170/0x1520 [ 112.564915] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 112.570252] ? lock_acquire+0x170/0x3f0 [ 112.574196] ? lock_downgrade+0x740/0x740 [ 112.578322] ? lock_acquire+0x170/0x3f0 [ 112.582400] ? lock_downgrade+0x740/0x740 [ 112.586526] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 112.591604] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 112.596597] p9_client_attach+0x137/0x750 [ 112.600722] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 112.606240] ? v9fs_session_init+0xad1/0x1540 [ 112.610710] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 112.615699] v9fs_session_init+0xc03/0x1540 [ 112.619997] ? v9fs_show_options+0x6b0/0x6b0 [ 112.624396] ? v9fs_mount+0x54/0x860 [ 112.628094] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 112.633520] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 112.638512] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 112.643333] v9fs_mount+0x73/0x860 [ 112.646850] ? alloc_pages_current+0x15d/0x260 [ 112.651412] ? __lockdep_init_map+0x100/0x560 [ 112.655882] mount_fs+0x92/0x2a0 [ 112.659223] vfs_kern_mount.part.0+0x5b/0x470 [ 112.663692] do_mount+0xe65/0x2a30 [ 112.667208] ? do_raw_spin_unlock+0x164/0x220 [ 112.671683] ? copy_mount_string+0x40/0x40 [ 112.675892] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 112.680879] ? copy_mnt_ns+0xa30/0xa30 [ 112.684742] ? copy_mount_options+0x1fa/0x2f0 [ 112.689298] ? copy_mnt_ns+0xa30/0xa30 [ 112.693158] SyS_mount+0xa8/0x120 [ 112.696582] ? copy_mnt_ns+0xa30/0xa30 [ 112.700444] do_syscall_64+0x1d5/0x640 [ 112.704314] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 executing program [ 112.709783] 9pnet: Couldn't grow tag array [ 112.718638] FAULT_INJECTION: forcing a failure. [ 112.718638] name failslab, interval 1, probability 0, space 0, times 0 [ 112.729894] CPU: 1 PID: 8388 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 112.737756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 112.747083] Call Trace: [ 112.749647] dump_stack+0x1b2/0x281 [ 112.753249] should_fail.cold+0x10a/0x149 [ 112.757371] should_failslab+0xd6/0x130 [ 112.761334] __kmalloc+0x2c1/0x400 [ 112.764848] ? p9_fcall_alloc+0x19/0x90 [ 112.768795] p9_fcall_alloc+0x19/0x90 [ 112.772569] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 112.777739] p9_client_rpc+0x170/0x1520 [ 112.781688] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 112.787026] ? lock_acquire+0x170/0x3f0 [ 112.790971] ? lock_downgrade+0x740/0x740 [ 112.795094] ? lock_acquire+0x170/0x3f0 [ 112.799047] ? lock_downgrade+0x740/0x740 [ 112.803175] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 112.808252] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 112.813242] p9_client_attach+0x137/0x750 [ 112.817370] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 112.822884] ? v9fs_session_init+0xad1/0x1540 [ 112.827354] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 112.832353] v9fs_session_init+0xc03/0x1540 [ 112.836670] ? v9fs_show_options+0x6b0/0x6b0 [ 112.841063] ? v9fs_mount+0x54/0x860 [ 112.844749] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 112.850174] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 112.855170] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 112.859994] v9fs_mount+0x73/0x860 [ 112.863504] ? alloc_pages_current+0x15d/0x260 [ 112.868057] ? __lockdep_init_map+0x100/0x560 [ 112.872527] mount_fs+0x92/0x2a0 [ 112.875878] vfs_kern_mount.part.0+0x5b/0x470 [ 112.880353] do_mount+0xe65/0x2a30 [ 112.883867] ? do_raw_spin_unlock+0x164/0x220 [ 112.888382] ? copy_mount_string+0x40/0x40 [ 112.892596] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 112.897586] ? copy_mnt_ns+0xa30/0xa30 [ 112.901445] ? copy_mount_options+0x1fa/0x2f0 [ 112.905922] ? copy_mnt_ns+0xa30/0xa30 executing program [ 112.909786] SyS_mount+0xa8/0x120 [ 112.913211] ? copy_mnt_ns+0xa30/0xa30 [ 112.917074] do_syscall_64+0x1d5/0x640 [ 112.920938] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 112.926373] 9pnet: Couldn't grow tag array [ 112.935680] FAULT_INJECTION: forcing a failure. [ 112.935680] name failslab, interval 1, probability 0, space 0, times 0 [ 112.946949] CPU: 1 PID: 8389 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 112.954822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 112.964150] Call Trace: [ 112.966717] dump_stack+0x1b2/0x281 [ 112.970329] should_fail.cold+0x10a/0x149 [ 112.974455] should_failslab+0xd6/0x130 [ 112.978405] kmem_cache_alloc+0x28e/0x3c0 [ 112.982532] __fscache_acquire_cookie+0xd6/0x420 [ 112.987406] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 112.992580] v9fs_session_init+0xc92/0x1540 [ 112.996885] ? v9fs_show_options+0x6b0/0x6b0 [ 113.001281] ? v9fs_mount+0x54/0x860 [ 113.004979] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 113.010407] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 113.015399] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 113.020224] v9fs_mount+0x73/0x860 [ 113.023743] ? alloc_pages_current+0x15d/0x260 [ 113.028297] ? __lockdep_init_map+0x100/0x560 [ 113.032767] mount_fs+0x92/0x2a0 [ 113.036116] vfs_kern_mount.part.0+0x5b/0x470 [ 113.040714] do_mount+0xe65/0x2a30 [ 113.044231] ? do_raw_spin_unlock+0x164/0x220 [ 113.048705] ? copy_mount_string+0x40/0x40 [ 113.052925] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 113.057917] ? copy_mnt_ns+0xa30/0xa30 executing program [ 113.061789] ? copy_mount_options+0x1fa/0x2f0 [ 113.066262] ? copy_mnt_ns+0xa30/0xa30 [ 113.070134] SyS_mount+0xa8/0x120 [ 113.073566] ? copy_mnt_ns+0xa30/0xa30 [ 113.077433] do_syscall_64+0x1d5/0x640 [ 113.081306] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 113.100418] FAULT_INJECTION: forcing a failure. [ 113.100418] name failslab, interval 1, probability 0, space 0, times 0 [ 113.111801] CPU: 0 PID: 8393 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 113.119661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 113.128991] Call Trace: [ 113.131557] dump_stack+0x1b2/0x281 [ 113.135162] should_fail.cold+0x10a/0x149 [ 113.139304] should_failslab+0xd6/0x130 [ 113.143258] kmem_cache_alloc_trace+0x29a/0x3d0 [ 113.147913] ? v9fs_session_init+0xad1/0x1540 [ 113.152493] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 113.157758] v9fs_session_init+0xc92/0x1540 [ 113.162066] ? v9fs_show_options+0x6b0/0x6b0 [ 113.166450] ? v9fs_mount+0x54/0x860 [ 113.170138] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 113.175560] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 113.180569] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 113.185389] v9fs_mount+0x73/0x860 [ 113.188904] ? alloc_pages_current+0x15d/0x260 [ 113.193460] ? __lockdep_init_map+0x100/0x560 [ 113.197939] mount_fs+0x92/0x2a0 [ 113.201283] vfs_kern_mount.part.0+0x5b/0x470 [ 113.205756] do_mount+0xe65/0x2a30 [ 113.209271] ? copy_mount_string+0x40/0x40 executing program [ 113.213569] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 113.218569] ? copy_mnt_ns+0xa30/0xa30 [ 113.222433] ? copy_mount_options+0x1fa/0x2f0 [ 113.226918] ? copy_mnt_ns+0xa30/0xa30 [ 113.230878] SyS_mount+0xa8/0x120 [ 113.234311] ? copy_mnt_ns+0xa30/0xa30 [ 113.238180] do_syscall_64+0x1d5/0x640 [ 113.242046] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 113.261670] FAULT_INJECTION: forcing a failure. [ 113.261670] name failslab, interval 1, probability 0, space 0, times 0 [ 113.272941] CPU: 0 PID: 8397 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 113.280890] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 113.290227] Call Trace: [ 113.292792] dump_stack+0x1b2/0x281 [ 113.296395] should_fail.cold+0x10a/0x149 [ 113.300518] should_failslab+0xd6/0x130 [ 113.304484] kmem_cache_alloc_trace+0x29a/0x3d0 [ 113.309135] ? v9fs_session_init+0xad1/0x1540 [ 113.313617] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 113.318882] v9fs_session_init+0xc92/0x1540 [ 113.323188] ? v9fs_show_options+0x6b0/0x6b0 [ 113.327578] ? v9fs_mount+0x54/0x860 [ 113.331267] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 113.336692] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 113.341684] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 113.346503] v9fs_mount+0x73/0x860 [ 113.350017] ? alloc_pages_current+0x15d/0x260 [ 113.354575] ? __lockdep_init_map+0x100/0x560 [ 113.359052] mount_fs+0x92/0x2a0 executing program [ 113.362399] vfs_kern_mount.part.0+0x5b/0x470 [ 113.366868] do_mount+0xe65/0x2a30 [ 113.370388] ? copy_mount_string+0x40/0x40 [ 113.374598] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 113.379586] ? copy_mnt_ns+0xa30/0xa30 [ 113.383453] ? copy_mount_options+0x1fa/0x2f0 [ 113.387919] ? copy_mnt_ns+0xa30/0xa30 [ 113.391784] SyS_mount+0xa8/0x120 [ 113.395214] ? copy_mnt_ns+0xa30/0xa30 [ 113.399075] do_syscall_64+0x1d5/0x640 [ 113.402939] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 113.422504] FAULT_INJECTION: forcing a failure. [ 113.422504] name failslab, interval 1, probability 0, space 0, times 0 [ 113.433713] CPU: 1 PID: 8401 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 113.441570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 113.450906] Call Trace: [ 113.453470] dump_stack+0x1b2/0x281 [ 113.457075] should_fail.cold+0x10a/0x149 [ 113.461202] should_failslab+0xd6/0x130 [ 113.465156] kmem_cache_alloc_trace+0x29a/0x3d0 [ 113.469798] ? v9fs_session_init+0xad1/0x1540 [ 113.474277] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 113.479623] v9fs_session_init+0xc92/0x1540 [ 113.483922] ? v9fs_show_options+0x6b0/0x6b0 [ 113.488304] ? v9fs_mount+0x54/0x860 [ 113.491990] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 113.497415] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 113.502405] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 113.507220] v9fs_mount+0x73/0x860 [ 113.510732] ? alloc_pages_current+0x15d/0x260 [ 113.515287] ? __lockdep_init_map+0x100/0x560 [ 113.519758] mount_fs+0x92/0x2a0 executing program [ 113.523124] vfs_kern_mount.part.0+0x5b/0x470 [ 113.527599] do_mount+0xe65/0x2a30 [ 113.531116] ? copy_mount_string+0x40/0x40 [ 113.535323] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 113.540311] ? copy_mnt_ns+0xa30/0xa30 [ 113.544171] ? copy_mount_options+0x1fa/0x2f0 [ 113.548640] ? copy_mnt_ns+0xa30/0xa30 [ 113.552500] SyS_mount+0xa8/0x120 [ 113.555928] ? copy_mnt_ns+0xa30/0xa30 [ 113.559798] do_syscall_64+0x1d5/0x640 [ 113.563664] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 113.581064] FAULT_INJECTION: forcing a failure. [ 113.581064] name failslab, interval 1, probability 0, space 0, times 0 [ 113.593571] CPU: 0 PID: 8405 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 113.601437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 113.610770] Call Trace: [ 113.613345] dump_stack+0x1b2/0x281 [ 113.616951] should_fail.cold+0x10a/0x149 [ 113.621080] should_failslab+0xd6/0x130 [ 113.625033] kmem_cache_alloc+0x28e/0x3c0 [ 113.629154] __fscache_acquire_cookie+0xd6/0x420 [ 113.633882] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 113.639045] v9fs_session_init+0xc92/0x1540 [ 113.643344] ? v9fs_show_options+0x6b0/0x6b0 [ 113.647734] ? v9fs_mount+0x54/0x860 [ 113.651422] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 113.656848] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 113.661930] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 113.666754] v9fs_mount+0x73/0x860 [ 113.670269] ? alloc_pages_current+0x15d/0x260 [ 113.674821] ? __lockdep_init_map+0x100/0x560 executing program [ 113.679288] mount_fs+0x92/0x2a0 [ 113.682629] vfs_kern_mount.part.0+0x5b/0x470 [ 113.687098] do_mount+0xe65/0x2a30 [ 113.690623] ? copy_mount_string+0x40/0x40 [ 113.694928] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 113.699931] ? copy_mnt_ns+0xa30/0xa30 [ 113.703793] ? copy_mount_options+0x1fa/0x2f0 [ 113.708260] ? copy_mnt_ns+0xa30/0xa30 [ 113.712136] SyS_mount+0xa8/0x120 [ 113.715564] ? copy_mnt_ns+0xa30/0xa30 [ 113.719425] do_syscall_64+0x1d5/0x640 [ 113.723305] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 113.742379] FAULT_INJECTION: forcing a failure. [ 113.742379] name failslab, interval 1, probability 0, space 0, times 0 [ 113.754030] CPU: 1 PID: 8409 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 113.761891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 113.771220] Call Trace: [ 113.773784] dump_stack+0x1b2/0x281 [ 113.777389] should_fail.cold+0x10a/0x149 [ 113.781511] should_failslab+0xd6/0x130 [ 113.785459] kmem_cache_alloc_trace+0x29a/0x3d0 [ 113.790103] ? v9fs_session_init+0xad1/0x1540 [ 113.794572] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 113.799821] v9fs_session_init+0xc92/0x1540 [ 113.804122] ? v9fs_show_options+0x6b0/0x6b0 [ 113.808506] ? v9fs_mount+0x54/0x860 [ 113.812193] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 113.817615] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 113.822606] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 113.827425] v9fs_mount+0x73/0x860 [ 113.831043] ? alloc_pages_current+0x15d/0x260 [ 113.835609] ? __lockdep_init_map+0x100/0x560 executing program [ 113.840097] mount_fs+0x92/0x2a0 [ 113.843451] vfs_kern_mount.part.0+0x5b/0x470 [ 113.847932] do_mount+0xe65/0x2a30 [ 113.851459] ? copy_mount_string+0x40/0x40 [ 113.855674] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 113.860676] ? copy_mnt_ns+0xa30/0xa30 [ 113.864539] ? copy_mount_options+0x1fa/0x2f0 [ 113.869018] ? copy_mnt_ns+0xa30/0xa30 [ 113.872888] SyS_mount+0xa8/0x120 [ 113.876324] ? copy_mnt_ns+0xa30/0xa30 [ 113.880203] do_syscall_64+0x1d5/0x640 [ 113.884095] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 113.900236] FAULT_INJECTION: forcing a failure. [ 113.900236] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 113.912040] CPU: 1 PID: 8413 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 113.919896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 113.929225] Call Trace: [ 113.931793] dump_stack+0x1b2/0x281 [ 113.935415] should_fail.cold+0x10a/0x149 [ 113.939547] __alloc_pages_nodemask+0x21e/0x2900 [ 113.944284] ? depot_save_stack+0x10d/0x3f0 [ 113.948589] ? kasan_kmalloc+0xeb/0x160 [ 113.952534] ? __kmalloc+0x15a/0x400 [ 113.956224] ? p9_fcall_alloc+0x19/0x90 [ 113.960170] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 113.965518] ? p9_client_rpc+0x170/0x1520 [ 113.969643] ? p9_client_attach+0x137/0x750 [ 113.973938] ? v9fs_session_init+0xc03/0x1540 [ 113.978405] ? v9fs_mount+0x73/0x860 [ 113.982089] ? mount_fs+0x92/0x2a0 [ 113.985603] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 113.990418] ? do_syscall_64+0x1d5/0x640 [ 113.994451] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 113.999815] ? do_syscall_64+0x1d5/0x640 [ 114.003848] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 114.009186] ? cache_alloc_refill+0x2fa/0x350 [ 114.013660] cache_grow_begin+0x91/0x700 [ 114.017871] ? check_preemption_disabled+0x35/0x240 [ 114.022969] cache_alloc_refill+0x273/0x350 [ 114.027276] __kmalloc+0x378/0x400 [ 114.030812] ? p9_fcall_alloc+0x19/0x90 [ 114.034780] p9_fcall_alloc+0x19/0x90 [ 114.038580] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 114.043750] p9_client_rpc+0x170/0x1520 [ 114.047703] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 114.053048] ? lock_acquire+0x170/0x3f0 [ 114.057173] ? lock_downgrade+0x740/0x740 [ 114.061303] ? lock_acquire+0x170/0x3f0 [ 114.065250] ? lock_downgrade+0x740/0x740 [ 114.069373] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 114.074450] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 114.079444] p9_client_attach+0x137/0x750 [ 114.083572] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 114.089095] ? v9fs_session_init+0xad1/0x1540 [ 114.093669] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 114.098673] v9fs_session_init+0xc03/0x1540 [ 114.103158] ? v9fs_show_options+0x6b0/0x6b0 [ 114.107574] ? v9fs_mount+0x54/0x860 [ 114.111373] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 114.116807] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 114.121804] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 114.126640] v9fs_mount+0x73/0x860 [ 114.130162] ? alloc_pages_current+0x15d/0x260 [ 114.134734] ? __lockdep_init_map+0x100/0x560 [ 114.139215] mount_fs+0x92/0x2a0 [ 114.142562] vfs_kern_mount.part.0+0x5b/0x470 [ 114.147044] do_mount+0xe65/0x2a30 executing program [ 114.150572] ? copy_mount_string+0x40/0x40 [ 114.154788] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 114.159868] ? copy_mnt_ns+0xa30/0xa30 [ 114.163817] ? copy_mount_options+0x1fa/0x2f0 [ 114.168812] ? copy_mnt_ns+0xa30/0xa30 [ 114.172850] SyS_mount+0xa8/0x120 [ 114.176290] ? copy_mnt_ns+0xa30/0xa30 [ 114.180777] do_syscall_64+0x1d5/0x640 [ 114.184647] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 114.201678] FAULT_INJECTION: forcing a failure. [ 114.201678] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 114.213576] CPU: 1 PID: 8417 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 114.221443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 114.230775] Call Trace: [ 114.233345] dump_stack+0x1b2/0x281 [ 114.236955] should_fail.cold+0x10a/0x149 [ 114.241079] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 114.246462] __alloc_pages_nodemask+0x21e/0x2900 [ 114.251201] ? depot_save_stack+0x10d/0x3f0 [ 114.255499] ? kasan_kmalloc+0x139/0x160 [ 114.259535] ? kasan_kmalloc+0xeb/0x160 [ 114.263489] ? kmem_cache_alloc_trace+0x131/0x3d0 [ 114.268422] ? p9_client_prepare_req.part.0+0x8ce/0xb60 [ 114.273763] ? p9_client_rpc+0x170/0x1520 [ 114.277896] ? p9_client_attach+0x137/0x750 [ 114.282221] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 114.287064] ? vfs_kern_mount.part.0+0x5b/0x470 [ 114.291710] ? do_mount+0xe65/0x2a30 [ 114.295400] ? SyS_mount+0xa8/0x120 [ 114.299095] ? do_syscall_64+0x1d5/0x640 [ 114.303132] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 114.308487] ? node_tag_clear+0x6c/0x170 [ 114.312541] cache_grow_begin+0x91/0x700 [ 114.316582] ? check_preemption_disabled+0x35/0x240 [ 114.321585] cache_alloc_refill+0x273/0x350 [ 114.325889] __kmalloc+0x378/0x400 [ 114.329418] ? p9_fcall_alloc+0x19/0x90 [ 114.333366] p9_fcall_alloc+0x19/0x90 [ 114.337143] p9_client_prepare_req.part.0+0x86c/0xb60 [ 114.342312] p9_client_rpc+0x170/0x1520 [ 114.346262] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 114.351619] ? lock_acquire+0x170/0x3f0 [ 114.355573] ? lock_downgrade+0x740/0x740 [ 114.359701] ? lock_acquire+0x170/0x3f0 [ 114.363649] ? lock_downgrade+0x740/0x740 [ 114.367775] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 114.372862] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 114.377863] p9_client_attach+0x137/0x750 [ 114.381995] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 114.387507] ? v9fs_session_init+0xad1/0x1540 [ 114.392064] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 114.397058] v9fs_session_init+0xc03/0x1540 [ 114.401363] ? v9fs_show_options+0x6b0/0x6b0 [ 114.405754] ? v9fs_mount+0x54/0x860 [ 114.409447] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 114.414872] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 114.419885] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 114.424705] v9fs_mount+0x73/0x860 [ 114.428222] ? alloc_pages_current+0x15d/0x260 [ 114.432788] ? __lockdep_init_map+0x100/0x560 [ 114.437279] mount_fs+0x92/0x2a0 [ 114.440624] vfs_kern_mount.part.0+0x5b/0x470 [ 114.445094] do_mount+0xe65/0x2a30 executing program [ 114.448627] ? do_raw_spin_unlock+0x164/0x220 [ 114.453101] ? copy_mount_string+0x40/0x40 [ 114.457317] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 114.462310] ? copy_mnt_ns+0xa30/0xa30 [ 114.466174] ? copy_mount_options+0x1fa/0x2f0 [ 114.470646] ? copy_mnt_ns+0xa30/0xa30 [ 114.474509] SyS_mount+0xa8/0x120 [ 114.477936] ? copy_mnt_ns+0xa30/0xa30 [ 114.481797] do_syscall_64+0x1d5/0x640 [ 114.485663] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 114.503223] FAULT_INJECTION: forcing a failure. [ 114.503223] name failslab, interval 1, probability 0, space 0, times 0 [ 114.515089] CPU: 1 PID: 8421 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 114.522984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 114.532318] Call Trace: [ 114.534887] dump_stack+0x1b2/0x281 [ 114.538491] should_fail.cold+0x10a/0x149 [ 114.542619] should_failslab+0xd6/0x130 [ 114.546575] kmem_cache_alloc_trace+0x29a/0x3d0 [ 114.551247] ? v9fs_session_init+0xad1/0x1540 [ 114.555722] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 114.560977] v9fs_session_init+0xc92/0x1540 [ 114.565455] ? v9fs_show_options+0x6b0/0x6b0 [ 114.569849] ? v9fs_mount+0x54/0x860 [ 114.573558] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 114.578985] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 114.583979] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 114.588797] v9fs_mount+0x73/0x860 [ 114.592315] ? alloc_pages_current+0x15d/0x260 [ 114.596873] ? __lockdep_init_map+0x100/0x560 executing program [ 114.601346] mount_fs+0x92/0x2a0 [ 114.604694] vfs_kern_mount.part.0+0x5b/0x470 [ 114.609167] do_mount+0xe65/0x2a30 [ 114.612687] ? copy_mount_string+0x40/0x40 [ 114.616896] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 114.621888] ? copy_mnt_ns+0xa30/0xa30 [ 114.625750] ? copy_mount_options+0x1fa/0x2f0 [ 114.630227] ? copy_mnt_ns+0xa30/0xa30 [ 114.634091] SyS_mount+0xa8/0x120 [ 114.637521] ? copy_mnt_ns+0xa30/0xa30 [ 114.641385] do_syscall_64+0x1d5/0x640 [ 114.645249] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 114.662242] FAULT_INJECTION: forcing a failure. [ 114.662242] name failslab, interval 1, probability 0, space 0, times 0 [ 114.673531] CPU: 1 PID: 8425 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 114.681397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 114.690729] Call Trace: [ 114.693296] dump_stack+0x1b2/0x281 [ 114.696903] should_fail.cold+0x10a/0x149 [ 114.701032] should_failslab+0xd6/0x130 [ 114.704982] kmem_cache_alloc+0x28e/0x3c0 [ 114.709109] __fscache_acquire_cookie+0xd6/0x420 [ 114.713840] v9fs_cache_session_get_cookie+0x95/0x1c0 [ 114.719009] v9fs_session_init+0xc92/0x1540 [ 114.723320] ? v9fs_show_options+0x6b0/0x6b0 [ 114.727705] ? v9fs_mount+0x54/0x860 [ 114.731395] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 114.736821] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 114.741833] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 114.746739] v9fs_mount+0x73/0x860 [ 114.750278] ? alloc_pages_current+0x15d/0x260 [ 114.754843] ? __lockdep_init_map+0x100/0x560 [ 114.759315] mount_fs+0x92/0x2a0 executing program [ 114.762677] vfs_kern_mount.part.0+0x5b/0x470 [ 114.767151] do_mount+0xe65/0x2a30 [ 114.770667] ? copy_mount_string+0x40/0x40 [ 114.774886] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 114.779894] ? copy_mnt_ns+0xa30/0xa30 [ 114.783844] ? copy_mount_options+0x1fa/0x2f0 [ 114.788325] ? copy_mnt_ns+0xa30/0xa30 [ 114.792193] SyS_mount+0xa8/0x120 [ 114.795636] ? copy_mnt_ns+0xa30/0xa30 [ 114.799706] do_syscall_64+0x1d5/0x640 [ 114.803578] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 114.819840] FAULT_INJECTION: forcing a failure. [ 114.819840] name failslab, interval 1, probability 0, space 0, times 0 [ 114.831540] CPU: 1 PID: 8429 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 114.839405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 114.848737] Call Trace: [ 114.851319] dump_stack+0x1b2/0x281 [ 114.854940] should_fail.cold+0x10a/0x149 [ 114.859077] should_failslab+0xd6/0x130 [ 114.863033] kmem_cache_alloc_trace+0x29a/0x3d0 [ 114.867711] ? v9fs_session_init+0xad1/0x1540 [ 114.872191] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 114.877445] v9fs_session_init+0xc92/0x1540 [ 114.881769] ? v9fs_show_options+0x6b0/0x6b0 [ 114.886262] ? v9fs_mount+0x54/0x860 [ 114.890084] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 114.895548] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 114.900548] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 114.905372] v9fs_mount+0x73/0x860 [ 114.908890] ? alloc_pages_current+0x15d/0x260 [ 114.913451] ? __lockdep_init_map+0x100/0x560 executing program [ 114.918096] mount_fs+0x92/0x2a0 [ 114.921440] vfs_kern_mount.part.0+0x5b/0x470 [ 114.925998] do_mount+0xe65/0x2a30 [ 114.929520] ? copy_mount_string+0x40/0x40 [ 114.933730] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 114.938720] ? copy_mnt_ns+0xa30/0xa30 [ 114.942595] ? copy_mount_options+0x1fa/0x2f0 [ 114.947151] ? copy_mnt_ns+0xa30/0xa30 [ 114.951012] SyS_mount+0xa8/0x120 [ 114.954442] ? copy_mnt_ns+0xa30/0xa30 [ 114.958307] do_syscall_64+0x1d5/0x640 [ 114.962174] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 114.978215] FAULT_INJECTION: forcing a failure. [ 114.978215] name failslab, interval 1, probability 0, space 0, times 0 [ 114.989563] CPU: 1 PID: 8433 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 114.997439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 115.006802] Call Trace: [ 115.009369] dump_stack+0x1b2/0x281 [ 115.012976] should_fail.cold+0x10a/0x149 [ 115.017109] should_failslab+0xd6/0x130 [ 115.021068] kmem_cache_alloc_trace+0x29a/0x3d0 [ 115.025719] ? v9fs_session_init+0xad1/0x1540 [ 115.030190] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 115.035448] v9fs_session_init+0xc92/0x1540 [ 115.039756] ? v9fs_show_options+0x6b0/0x6b0 [ 115.044186] ? v9fs_mount+0x54/0x860 [ 115.047894] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 115.053334] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 115.058332] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 115.063152] v9fs_mount+0x73/0x860 [ 115.066678] ? alloc_pages_current+0x15d/0x260 [ 115.071247] ? __lockdep_init_map+0x100/0x560 executing program [ 115.075723] mount_fs+0x92/0x2a0 [ 115.079071] vfs_kern_mount.part.0+0x5b/0x470 [ 115.083568] do_mount+0xe65/0x2a30 [ 115.087094] ? copy_mount_string+0x40/0x40 [ 115.091314] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 115.096319] ? copy_mnt_ns+0xa30/0xa30 [ 115.100200] ? copy_mount_options+0x1fa/0x2f0 [ 115.104674] ? copy_mnt_ns+0xa30/0xa30 [ 115.108540] SyS_mount+0xa8/0x120 [ 115.111971] ? copy_mnt_ns+0xa30/0xa30 [ 115.115840] do_syscall_64+0x1d5/0x640 [ 115.119708] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 115.135947] FAULT_INJECTION: forcing a failure. [ 115.135947] name failslab, interval 1, probability 0, space 0, times 0 [ 115.147729] CPU: 1 PID: 8437 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 115.155683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 115.165020] Call Trace: [ 115.167586] dump_stack+0x1b2/0x281 [ 115.171192] should_fail.cold+0x10a/0x149 [ 115.175328] should_failslab+0xd6/0x130 [ 115.179281] kmem_cache_alloc_trace+0x29a/0x3d0 [ 115.183925] ? v9fs_session_init+0xad1/0x1540 [ 115.188395] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 115.193653] v9fs_session_init+0xc92/0x1540 [ 115.197955] ? v9fs_show_options+0x6b0/0x6b0 [ 115.202341] ? v9fs_mount+0x54/0x860 [ 115.206036] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 115.211473] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 115.216471] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 115.221295] v9fs_mount+0x73/0x860 [ 115.224820] ? alloc_pages_current+0x15d/0x260 [ 115.229405] ? __lockdep_init_map+0x100/0x560 [ 115.233881] mount_fs+0x92/0x2a0 [ 115.237231] vfs_kern_mount.part.0+0x5b/0x470 [ 115.241716] do_mount+0xe65/0x2a30 [ 115.245232] ? do_raw_spin_unlock+0x164/0x220 [ 115.249709] ? copy_mount_string+0x40/0x40 [ 115.253935] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 115.258928] ? copy_mnt_ns+0xa30/0xa30 [ 115.262792] ? copy_mount_options+0x1fa/0x2f0 [ 115.267300] ? copy_mnt_ns+0xa30/0xa30 [ 115.271164] SyS_mount+0xa8/0x120 [ 115.274594] ? copy_mnt_ns+0xa30/0xa30 [ 115.278458] do_syscall_64+0x1d5/0x640 executing program [ 115.282324] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 115.298411] FAULT_INJECTION: forcing a failure. [ 115.298411] name failslab, interval 1, probability 0, space 0, times 0 [ 115.309665] CPU: 1 PID: 8441 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 115.317535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 115.326864] Call Trace: [ 115.329431] dump_stack+0x1b2/0x281 [ 115.333040] should_fail.cold+0x10a/0x149 [ 115.337166] should_failslab+0xd6/0x130 [ 115.341116] kmem_cache_alloc_trace+0x29a/0x3d0 [ 115.345764] ? v9fs_session_init+0xad1/0x1540 [ 115.350327] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 115.355668] v9fs_session_init+0xc92/0x1540 [ 115.359968] ? v9fs_show_options+0x6b0/0x6b0 [ 115.364365] ? v9fs_mount+0x54/0x860 [ 115.368053] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 115.373480] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 115.378472] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 115.383296] v9fs_mount+0x73/0x860 [ 115.386811] ? alloc_pages_current+0x15d/0x260 [ 115.391369] ? __lockdep_init_map+0x100/0x560 [ 115.395877] mount_fs+0x92/0x2a0 [ 115.399218] vfs_kern_mount.part.0+0x5b/0x470 [ 115.403708] do_mount+0xe65/0x2a30 [ 115.407229] ? copy_mount_string+0x40/0x40 [ 115.411443] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 115.416442] ? copy_mnt_ns+0xa30/0xa30 [ 115.420375] ? copy_mount_options+0x1fa/0x2f0 [ 115.424847] ? copy_mnt_ns+0xa30/0xa30 [ 115.428711] SyS_mount+0xa8/0x120 [ 115.432181] ? copy_mnt_ns+0xa30/0xa30 executing program [ 115.436068] do_syscall_64+0x1d5/0x640 [ 115.439935] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 115.455903] FAULT_INJECTION: forcing a failure. [ 115.455903] name failslab, interval 1, probability 0, space 0, times 0 [ 115.467646] CPU: 1 PID: 8445 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 115.475536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 115.484959] Call Trace: [ 115.487524] dump_stack+0x1b2/0x281 [ 115.491273] should_fail.cold+0x10a/0x149 [ 115.495399] should_failslab+0xd6/0x130 [ 115.499350] kmem_cache_alloc_trace+0x29a/0x3d0 [ 115.503997] ? v9fs_session_init+0xad1/0x1540 [ 115.508471] v9fs_cache_session_get_cookie+0x103/0x1c0 [ 115.513725] v9fs_session_init+0xc92/0x1540 [ 115.518028] ? v9fs_show_options+0x6b0/0x6b0 [ 115.522433] ? v9fs_mount+0x54/0x860 [ 115.526125] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 115.531550] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 115.536543] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 115.541403] v9fs_mount+0x73/0x860 [ 115.544923] ? alloc_pages_current+0x15d/0x260 [ 115.549478] ? __lockdep_init_map+0x100/0x560 [ 115.553945] mount_fs+0x92/0x2a0 [ 115.557335] vfs_kern_mount.part.0+0x5b/0x470 [ 115.561807] do_mount+0xe65/0x2a30 [ 115.565355] ? copy_mount_string+0x40/0x40 [ 115.569576] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 115.574658] ? copy_mnt_ns+0xa30/0xa30 [ 115.578540] ? copy_mount_options+0x1fa/0x2f0 [ 115.583012] ? copy_mnt_ns+0xa30/0xa30 executing program [ 115.586876] SyS_mount+0xa8/0x120 [ 115.590315] ? copy_mnt_ns+0xa30/0xa30 [ 115.594351] do_syscall_64+0x1d5/0x640 [ 115.598217] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 115.614473] FAULT_INJECTION: forcing a failure. [ 115.614473] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 115.626284] CPU: 1 PID: 8449 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 115.634145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 115.643782] Call Trace: [ 115.646368] dump_stack+0x1b2/0x281 [ 115.649990] should_fail.cold+0x10a/0x149 [ 115.654210] __alloc_pages_nodemask+0x21e/0x2900 [ 115.659053] ? depot_save_stack+0x10d/0x3f0 [ 115.663353] ? kasan_kmalloc+0xeb/0x160 [ 115.667305] ? __kmalloc+0x15a/0x400 [ 115.670992] ? p9_fcall_alloc+0x19/0x90 [ 115.674942] ? p9_client_prepare_req.part.0+0x86c/0xb60 [ 115.680277] ? p9_client_rpc+0x170/0x1520 [ 115.684399] ? p9_client_attach+0x137/0x750 [ 115.688696] ? v9fs_session_init+0xc03/0x1540 [ 115.693170] ? v9fs_mount+0x73/0x860 [ 115.696950] ? mount_fs+0x92/0x2a0 [ 115.700469] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 115.705289] ? do_syscall_64+0x1d5/0x640 [ 115.709414] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 115.714756] ? do_syscall_64+0x1d5/0x640 [ 115.718792] ? entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 115.724277] ? cache_alloc_refill+0x2fa/0x350 [ 115.728787] cache_grow_begin+0x91/0x700 [ 115.732824] ? check_preemption_disabled+0x35/0x240 [ 115.737825] cache_alloc_refill+0x273/0x350 [ 115.742289] __kmalloc+0x378/0x400 [ 115.745807] ? p9_fcall_alloc+0x19/0x90 [ 115.750861] p9_fcall_alloc+0x19/0x90 [ 115.754733] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 115.760036] p9_client_rpc+0x170/0x1520 [ 115.764617] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 115.770074] ? lock_acquire+0x170/0x3f0 [ 115.774219] ? lock_downgrade+0x740/0x740 [ 115.778479] ? lock_acquire+0x170/0x3f0 [ 115.782443] ? lock_downgrade+0x740/0x740 [ 115.786679] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 115.791798] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 115.796980] p9_client_attach+0x137/0x750 [ 115.801281] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 115.806889] ? v9fs_session_init+0xad1/0x1540 [ 115.811365] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 115.816489] v9fs_session_init+0xc03/0x1540 [ 115.821148] ? v9fs_show_options+0x6b0/0x6b0 [ 115.825882] ? do_raw_spin_unlock+0x164/0x220 [ 115.830356] ? v9fs_mount+0x54/0x860 [ 115.834781] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 115.840483] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 115.845488] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 115.850321] v9fs_mount+0x73/0x860 [ 115.854010] ? alloc_pages_current+0x15d/0x260 [ 115.858576] ? __lockdep_init_map+0x100/0x560 [ 115.863058] mount_fs+0x92/0x2a0 [ 115.866405] vfs_kern_mount.part.0+0x5b/0x470 [ 115.870877] do_mount+0xe65/0x2a30 [ 115.874494] ? copy_mount_string+0x40/0x40 [ 115.878748] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 115.883761] ? copy_mnt_ns+0xa30/0xa30 executing program [ 115.887734] ? copy_mount_options+0x1fa/0x2f0 [ 115.892220] ? copy_mnt_ns+0xa30/0xa30 [ 115.896091] SyS_mount+0xa8/0x120 [ 115.899523] ? copy_mnt_ns+0xa30/0xa30 [ 115.903510] do_syscall_64+0x1d5/0x640 [ 115.907656] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 115.923986] FAULT_INJECTION: forcing a failure. [ 115.923986] name failslab, interval 1, probability 0, space 0, times 0 [ 115.935803] CPU: 1 PID: 8453 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 115.944511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 115.954208] Call Trace: [ 115.956777] dump_stack+0x1b2/0x281 [ 115.960383] should_fail.cold+0x10a/0x149 [ 115.964512] should_failslab+0xd6/0x130 [ 115.968505] __kmalloc+0x2c1/0x400 [ 115.972126] ? p9_fcall_alloc+0x19/0x90 [ 115.976084] p9_fcall_alloc+0x19/0x90 [ 115.979866] p9_client_prepare_req.part.0+0x7f8/0xb60 [ 115.985049] p9_client_rpc+0x170/0x1520 [ 115.989000] ? p9_client_prepare_req.part.0+0xb60/0xb60 [ 115.994346] ? lock_acquire+0x170/0x3f0 [ 115.998300] ? lock_downgrade+0x740/0x740 [ 116.002531] ? lock_acquire+0x170/0x3f0 [ 116.006495] ? lock_downgrade+0x740/0x740 [ 116.010724] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 116.015808] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 116.020808] p9_client_attach+0x137/0x750 [ 116.024953] ? p9_client_zc_rpc.constprop.0+0x1360/0x1360 [ 116.030474] ? v9fs_session_init+0xad1/0x1540 [ 116.034962] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 116.039955] v9fs_session_init+0xc03/0x1540 [ 116.044258] ? v9fs_show_options+0x6b0/0x6b0 [ 116.048648] ? v9fs_mount+0x54/0x860 [ 116.052338] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 116.057768] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 116.062763] ? kmem_cache_alloc_trace+0x36c/0x3d0 [ 116.067582] v9fs_mount+0x73/0x860 [ 116.071198] ? alloc_pages_current+0x15d/0x260 [ 116.075771] ? __lockdep_init_map+0x100/0x560 [ 116.080244] mount_fs+0x92/0x2a0 [ 116.083590] vfs_kern_mount.part.0+0x5b/0x470 executing program [ 116.088067] do_mount+0xe65/0x2a30 [ 116.091586] ? do_raw_spin_unlock+0x164/0x220 [ 116.096058] ? copy_mount_string+0x40/0x40 [ 116.100271] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 116.105526] ? copy_mnt_ns+0xa30/0xa30 [ 116.109406] ? copy_mount_options+0x1fa/0x2f0 [ 116.113895] ? copy_mnt_ns+0xa30/0xa30 [ 116.117760] SyS_mount+0xa8/0x120 [ 116.121192] ? copy_mnt_ns+0xa30/0xa30 [ 116.125056] do_syscall_64+0x1d5/0x640 [ 116.128924] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 116.134708] 9pnet: Couldn't grow tag array [ 116.143403] FAULT_INJECTION: forcing a failure. [ 116.143403] name failslab, interval 1, probability 0, space 0, times 0 [ 116.155403] CPU: 1 PID: 8454 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 116.163270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 116.172601] Call Trace: [ 116.175185] dump_stack+0x1b2/0x281 [ 116.178792] should_fail.cold+0x10a/0x149 [ 116.182916] should_failslab+0xd6/0x130 [ 116.186884] __kmalloc+0x2c1/0x400 [ 116.190662] ? register_shrinker+0x1ab/0x220 [ 116.195048] register_shrinker+0x1ab/0x220 [ 116.199258] sget_userns+0x9aa/0xc10 [ 116.203045] ? v9fs_kill_super+0x90/0x90 [ 116.207097] ? v9fs_kill_super+0x90/0x90 [ 116.211315] sget+0xd1/0x110 [ 116.214310] v9fs_mount+0x9e/0x860 [ 116.217846] ? alloc_pages_current+0x15d/0x260 [ 116.222576] ? __lockdep_init_map+0x100/0x560 [ 116.227310] mount_fs+0x92/0x2a0 [ 116.230682] vfs_kern_mount.part.0+0x5b/0x470 [ 116.235164] do_mount+0xe65/0x2a30 [ 116.238857] ? do_raw_spin_unlock+0x164/0x220 [ 116.243329] ? copy_mount_string+0x40/0x40 [ 116.248433] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 116.254986] ? copy_mnt_ns+0xa30/0xa30 [ 116.258850] ? copy_mount_options+0x1fa/0x2f0 [ 116.263321] ? copy_mnt_ns+0xa30/0xa30 [ 116.267181] SyS_mount+0xa8/0x120 [ 116.270618] ? copy_mnt_ns+0xa30/0xa30 [ 116.274569] do_syscall_64+0x1d5/0x640 [ 116.278434] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 116.283739] 9pnet: Found fid 0 not clunked [ 116.288589] ================================================================== [ 116.296038] BUG: KASAN: use-after-free in p9_client_clunk+0x1fc/0x240 [ 116.302596] Read of size 8 at addr ffff8880ae6e1f00 by task syz-executor613/8454 [ 116.310105] [ 116.311711] CPU: 1 PID: 8454 Comm: syz-executor613 Not tainted 4.14.300-syzkaller #0 [ 116.319650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 116.328980] Call Trace: [ 116.331545] dump_stack+0x1b2/0x281 [ 116.335148] print_address_description.cold+0x54/0x1d3 [ 116.340400] kasan_report_error.cold+0x8a/0x191 [ 116.345044] ? p9_client_clunk+0x1fc/0x240 [ 116.349257] __asan_report_load8_noabort+0x68/0x70 [ 116.354168] ? p9_client_clunk+0x1fc/0x240 [ 116.358558] p9_client_clunk+0x1fc/0x240 [ 116.362599] v9fs_mount+0x69f/0x860 [ 116.366209] ? alloc_pages_current+0x15d/0x260 [ 116.370768] ? __lockdep_init_map+0x100/0x560 [ 116.375246] mount_fs+0x92/0x2a0 [ 116.378615] vfs_kern_mount.part.0+0x5b/0x470 [ 116.383111] do_mount+0xe65/0x2a30 [ 116.386628] ? do_raw_spin_unlock+0x164/0x220 [ 116.391102] ? copy_mount_string+0x40/0x40 [ 116.395325] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 116.400318] ? copy_mnt_ns+0xa30/0xa30 [ 116.404182] ? copy_mount_options+0x1fa/0x2f0 [ 116.408738] ? copy_mnt_ns+0xa30/0xa30 [ 116.412777] SyS_mount+0xa8/0x120 [ 116.416211] ? copy_mnt_ns+0xa30/0xa30 [ 116.420075] do_syscall_64+0x1d5/0x640 [ 116.423944] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 116.429108] [ 116.430708] Allocated by task 8454: [ 116.434312] kasan_kmalloc+0xeb/0x160 [ 116.438093] kmem_cache_alloc_trace+0x131/0x3d0 [ 116.442753] p9_fid_create+0x47/0x360 [ 116.446543] p9_client_attach+0x6d/0x750 [ 116.450583] v9fs_session_init+0xc03/0x1540 [ 116.455408] v9fs_mount+0x73/0x860 [ 116.459891] mount_fs+0x92/0x2a0 [ 116.463365] vfs_kern_mount.part.0+0x5b/0x470 [ 116.467839] do_mount+0xe65/0x2a30 [ 116.471355] SyS_mount+0xa8/0x120 [ 116.474782] do_syscall_64+0x1d5/0x640 [ 116.478731] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 116.483889] [ 116.485513] Freed by task 8454: [ 116.488779] kasan_slab_free+0xc3/0x1a0 [ 116.492729] kfree+0xc9/0x250 [ 116.495812] p9_client_destroy.cold+0x67/0xaa [ 116.500286] v9fs_session_close+0x45/0x2c0 [ 116.504505] v9fs_kill_super+0x49/0x90 [ 116.508371] deactivate_locked_super+0x6c/0xd0 [ 116.512925] sget_userns+0x9c4/0xc10 [ 116.516613] sget+0xd1/0x110 [ 116.519630] v9fs_mount+0x9e/0x860 [ 116.523143] mount_fs+0x92/0x2a0 [ 116.526484] vfs_kern_mount.part.0+0x5b/0x470 [ 116.530952] do_mount+0xe65/0x2a30 [ 116.534478] SyS_mount+0xa8/0x120 [ 116.537906] do_syscall_64+0x1d5/0x640 [ 116.541770] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 116.546931] [ 116.548658] The buggy address belongs to the object at ffff8880ae6e1f00 [ 116.548658] which belongs to the cache kmalloc-96 of size 96 [ 116.561118] The buggy address is located 0 bytes inside of [ 116.561118] 96-byte region [ffff8880ae6e1f00, ffff8880ae6e1f60) [ 116.572707] The buggy address belongs to the page: [ 116.577614] page:ffffea0002b9b840 count:1 mapcount:0 mapping:ffff8880ae6e1000 index:0x0 [ 116.585849] flags: 0xfff00000000100(slab) [ 116.589992] raw: 00fff00000000100 ffff8880ae6e1000 0000000000000000 0000000100000020 [ 116.598306] raw: ffffea0002cd4220 ffffea00027dcca0 ffff88813fe744c0 0000000000000000 [ 116.606159] page dumped because: kasan: bad access detected [ 116.611849] [ 116.613450] Memory state around the buggy address: [ 116.618451] ffff8880ae6e1e00: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 116.625797] ffff8880ae6e1e80: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 116.633337] >ffff8880ae6e1f00: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 116.640673] ^ [ 116.644019] ffff8880ae6e1f80: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 116.651352] ffff8880ae6e2000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 116.658769] ================================================================== [ 116.666118] Disabling lock debugging due to kernel taint [ 116.672538] Kernel panic - not syncing: panic_on_warn set ... [ 116.672538] [ 116.679980] CPU: 1 PID: 8454 Comm: syz-executor613 Tainted: G B 4.14.300-syzkaller #0 [ 116.689063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 116.698397] Call Trace: [ 116.700995] dump_stack+0x1b2/0x281 [ 116.704611] panic+0x1f9/0x42d [ 116.707775] ? add_taint.cold+0x16/0x16 [ 116.711725] ? ___preempt_schedule+0x16/0x18 [ 116.716107] kasan_end_report+0x43/0x49 [ 116.720054] kasan_report_error.cold+0xa7/0x191 [ 116.724704] ? p9_client_clunk+0x1fc/0x240 [ 116.728911] __asan_report_load8_noabort+0x68/0x70 [ 116.733815] ? p9_client_clunk+0x1fc/0x240 [ 116.738023] p9_client_clunk+0x1fc/0x240 [ 116.742063] v9fs_mount+0x69f/0x860 [ 116.745663] ? alloc_pages_current+0x15d/0x260 [ 116.750219] ? __lockdep_init_map+0x100/0x560 [ 116.754692] mount_fs+0x92/0x2a0 [ 116.758033] vfs_kern_mount.part.0+0x5b/0x470 [ 116.762502] do_mount+0xe65/0x2a30 [ 116.766015] ? do_raw_spin_unlock+0x164/0x220 [ 116.770488] ? copy_mount_string+0x40/0x40 [ 116.774700] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 116.779689] ? copy_mnt_ns+0xa30/0xa30 [ 116.783548] ? copy_mount_options+0x1fa/0x2f0 [ 116.788103] ? copy_mnt_ns+0xa30/0xa30 [ 116.791992] SyS_mount+0xa8/0x120 [ 116.795510] ? copy_mnt_ns+0xa30/0xa30 [ 116.799371] do_syscall_64+0x1d5/0x640 [ 116.803233] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 116.808465] Kernel Offset: disabled [ 116.812071] Rebooting in 86400 seconds..