INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.37' (ECDSA) to the list of known hosts. syzkaller login: [ 24.781323] IPVS: ftp: loaded support on port[0] = 21 executing program [ 24.814708] IPVS: ftp: loaded support on port[0] = 21 [ 24.843624] FAULT_INJECTION: forcing a failure. [ 24.843624] name failslab, interval 1, probability 0, space 0, times 1 [ 24.854982] CPU: 1 PID: 4440 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 executing program [ 24.862335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.865172] IPVS: ftp: loaded support on port[0] = 21 [ 24.871677] Call Trace: [ 24.871697] dump_stack+0x194/0x24d [ 24.871712] ? arch_local_irq_restore+0x53/0x53 [ 24.871738] should_fail+0x8c0/0xa40 [ 24.881896] FAULT_INJECTION: forcing a failure. [ 24.881896] name failslab, interval 1, probability 0, space 0, times 1 [ 24.883086] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 24.883101] ? __lock_is_held+0xb6/0x140 [ 24.883114] ? mark_held_locks+0xaf/0x100 [ 24.883125] ? __raw_spin_lock_init+0x1c/0x100 [ 24.920497] ? find_held_lock+0x35/0x1d0 [ 24.924565] ? __lock_is_held+0xb6/0x140 [ 24.928632] ? check_same_owner+0x320/0x320 [ 24.932939] ? d_alloc+0x269/0x340 [ 24.936481] ? rcu_note_context_switch+0x710/0x710 [ 24.941388] ? lock_release+0xa40/0xa40 [ 24.945357] should_failslab+0xec/0x120 [ 24.949314] kmem_cache_alloc+0x47/0x760 [ 24.953371] ? d_drop+0x51/0x60 [ 24.956633] ? rpc_i_callback+0x30/0x30 [ 24.960592] rpc_alloc_inode+0x1a/0x20 [ 24.964460] alloc_inode+0x65/0x180 [ 24.968068] new_inode_pseudo+0x69/0x190 [ 24.972111] ? prune_icache_sb+0x1a0/0x1a0 [ 24.976329] ? do_raw_spin_trylock+0x190/0x190 [ 24.980891] ? d_add+0xa70/0xa70 [ 24.984246] new_inode+0x1c/0x40 [ 24.987601] rpc_get_inode+0x20/0x1e0 [ 24.991402] __rpc_create_common+0x5d/0x1d0 [ 24.995888] rpc_populate.constprop.15+0x1ad/0x340 [ 25.000827] rpc_fill_super+0x379/0xae0 [ 25.004789] ? cap_capable+0x1b5/0x230 [ 25.008673] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 25.013852] ? security_capable+0x8e/0xc0 [ 25.017986] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 25.023159] ? ns_capable_common+0xcf/0x160 [ 25.027465] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 25.032633] mount_ns+0xc4/0x190 [ 25.035991] rpc_mount+0x9e/0xd0 [ 25.039343] mount_fs+0x66/0x2d0 [ 25.042696] vfs_kern_mount.part.26+0xc6/0x4a0 [ 25.047265] ? may_umount+0xa0/0xa0 [ 25.050874] ? _raw_read_unlock+0x22/0x30 [ 25.055004] ? __get_fs_type+0x8a/0xc0 [ 25.058884] do_mount+0xea4/0x2bb0 [ 25.062405] ? __might_fault+0x110/0x1d0 [ 25.066457] ? copy_mount_string+0x40/0x40 [ 25.070672] ? check_same_owner+0x320/0x320 [ 25.074975] ? __check_object_size+0x8b/0x530 [ 25.079465] ? __might_sleep+0x95/0x190 [ 25.083429] ? kasan_check_write+0x14/0x20 [ 25.087647] ? _copy_from_user+0x99/0x110 [ 25.091780] ? memdup_user+0x5e/0x90 [ 25.095474] ? copy_mount_options+0x1f7/0x2e0 [ 25.099956] SyS_mount+0xab/0x120 [ 25.103396] ? copy_mnt_ns+0xb30/0xb30 [ 25.107268] do_syscall_64+0x281/0x940 [ 25.111223] ? __do_page_fault+0xc90/0xc90 [ 25.115443] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.120180] ? syscall_return_slowpath+0x550/0x550 [ 25.125101] ? syscall_return_slowpath+0x2ac/0x550 [ 25.130022] ? prepare_exit_to_usermode+0x350/0x350 [ 25.135286] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 25.140640] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.145476] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 25.150644] RIP: 0033:0x442c29 [ 25.153815] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 25.161504] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 25.168753] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 25.176004] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000000000000 [ 25.183262] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 25.190607] R13: 0000000000000005 R14: 0000000000000000 R15: 00007ffd314c8768 [ 25.197890] CPU: 0 PID: 4441 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 25.198280] net/sunrpc/rpc_pipe.c: __rpc_create_common failed to allocate inode for dentry portmap executing program [ 25.205238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.205241] Call Trace: [ 25.205257] dump_stack+0x194/0x24d [ 25.205272] ? arch_local_irq_restore+0x53/0x53 [ 25.234543] should_fail+0x8c0/0xa40 [ 25.238256] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 25.243355] ? __lock_is_held+0xb6/0x140 [ 25.247423] ? mark_held_locks+0xaf/0x100 [ 25.251571] ? __raw_spin_lock_init+0x1c/0x100 [ 25.256155] ? find_held_lock+0x35/0x1d0 [ 25.260193] FAULT_INJECTION: forcing a failure. [ 25.260193] name failslab, interval 1, probability 0, space 0, times 0 [ 25.271370] ? __lock_is_held+0xb6/0x140 [ 25.275433] ? check_same_owner+0x320/0x320 [ 25.279824] ? d_alloc+0x269/0x340 [ 25.283348] ? rcu_note_context_switch+0x710/0x710 [ 25.288254] ? lock_release+0xa40/0xa40 [ 25.292221] should_failslab+0xec/0x120 [ 25.296178] kmem_cache_alloc+0x47/0x760 [ 25.300228] ? d_drop+0x51/0x60 [ 25.303490] ? rpc_i_callback+0x30/0x30 [ 25.307448] rpc_alloc_inode+0x1a/0x20 [ 25.311318] alloc_inode+0x65/0x180 [ 25.314929] new_inode_pseudo+0x69/0x190 [ 25.318974] ? prune_icache_sb+0x1a0/0x1a0 [ 25.323189] ? do_raw_spin_trylock+0x190/0x190 [ 25.327759] ? d_add+0xa70/0xa70 [ 25.331117] new_inode+0x1c/0x40 [ 25.334466] rpc_get_inode+0x20/0x1e0 [ 25.338253] __rpc_create_common+0x5d/0x1d0 [ 25.342565] rpc_populate.constprop.15+0x1ad/0x340 [ 25.347489] rpc_fill_super+0x379/0xae0 [ 25.351449] ? cap_capable+0x1b5/0x230 [ 25.355335] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 25.360509] ? security_capable+0x8e/0xc0 [ 25.364641] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 25.369813] ? ns_capable_common+0xcf/0x160 [ 25.374136] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 25.379305] mount_ns+0xc4/0x190 [ 25.382659] rpc_mount+0x9e/0xd0 [ 25.386012] mount_fs+0x66/0x2d0 [ 25.389368] vfs_kern_mount.part.26+0xc6/0x4a0 [ 25.393935] ? may_umount+0xa0/0xa0 [ 25.397544] ? _raw_read_unlock+0x22/0x30 [ 25.401695] ? __get_fs_type+0x8a/0xc0 [ 25.405586] do_mount+0xea4/0x2bb0 [ 25.409193] ? __might_fault+0x110/0x1d0 [ 25.413266] ? copy_mount_string+0x40/0x40 [ 25.417656] ? check_same_owner+0x320/0x320 [ 25.421964] ? __check_object_size+0x8b/0x530 [ 25.426453] ? __might_sleep+0x95/0x190 [ 25.430506] ? kasan_check_write+0x14/0x20 [ 25.434726] ? _copy_from_user+0x99/0x110 [ 25.438861] ? memdup_user+0x5e/0x90 [ 25.442558] ? copy_mount_options+0x1f7/0x2e0 [ 25.447138] SyS_mount+0xab/0x120 [ 25.450575] ? copy_mnt_ns+0xb30/0xb30 [ 25.454451] do_syscall_64+0x281/0x940 [ 25.458318] ? __do_page_fault+0xc90/0xc90 [ 25.462620] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.467359] ? syscall_return_slowpath+0x550/0x550 [ 25.472272] ? syscall_return_slowpath+0x2ac/0x550 [ 25.477191] ? prepare_exit_to_usermode+0x350/0x350 [ 25.482191] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 25.488132] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.493229] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 25.498400] RIP: 0033:0x442c29 [ 25.501568] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 25.509255] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 25.516503] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 25.523760] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000000000000 [ 25.531008] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 25.538262] R13: 0000000000000005 R14: 0000000000000000 R15: 00007ffd314c8768 [ 25.545545] CPU: 1 PID: 4442 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 25.545674] net/sunrpc/rpc_pipe.c: __rpc_create_common failed to allocate inode for dentry portmap executing program [ 25.552892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.552896] Call Trace: [ 25.552912] dump_stack+0x194/0x24d [ 25.552926] ? arch_local_irq_restore+0x53/0x53 [ 25.552935] ? finish_task_switch+0x1c1/0x7e0 [ 25.566279] IPVS: ftp: loaded support on port[0] = 21 [ 25.571338] ? finish_task_switch+0x182/0x7e0 [ 25.571364] should_fail+0x8c0/0xa40 [ 25.600006] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 25.605128] ? mark_held_locks+0xaf/0x100 [ 25.609285] ? __sched_text_start+0x8/0x8 [ 25.613429] ? find_held_lock+0x35/0x1d0 [ 25.615647] FAULT_INJECTION: forcing a failure. [ 25.615647] name failslab, interval 1, probability 0, space 0, times 0 [ 25.617488] ? __lock_is_held+0xb6/0x140 [ 25.617522] ? check_same_owner+0x320/0x320 [ 25.637717] ? d_alloc+0x269/0x340 [ 25.641260] ? lock_downgrade+0x980/0x980 [ 25.645386] ? lock_release+0xa40/0xa40 [ 25.649346] should_failslab+0xec/0x120 [ 25.653302] kmem_cache_alloc+0x47/0x760 [ 25.657350] ? d_drop+0x51/0x60 [ 25.660618] ? rpc_i_callback+0x30/0x30 [ 25.664576] rpc_alloc_inode+0x1a/0x20 [ 25.668447] alloc_inode+0x65/0x180 [ 25.672063] new_inode_pseudo+0x69/0x190 [ 25.676100] ? prune_icache_sb+0x1a0/0x1a0 [ 25.680309] ? do_raw_spin_trylock+0x190/0x190 [ 25.684981] ? d_add+0xa70/0xa70 [ 25.688331] new_inode+0x1c/0x40 [ 25.691676] rpc_get_inode+0x20/0x1e0 [ 25.695451] __rpc_create_common+0x5d/0x1d0 [ 25.699755] rpc_populate.constprop.15+0x1ad/0x340 [ 25.704670] rpc_fill_super+0x379/0xae0 [ 25.708626] ? cap_capable+0x1b5/0x230 [ 25.712576] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 25.717836] ? security_capable+0x8e/0xc0 [ 25.721967] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 25.727132] ? ns_capable_common+0xcf/0x160 [ 25.731432] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 25.736609] mount_ns+0xc4/0x190 [ 25.739956] rpc_mount+0x9e/0xd0 [ 25.743303] mount_fs+0x66/0x2d0 [ 25.746651] vfs_kern_mount.part.26+0xc6/0x4a0 [ 25.751212] ? may_umount+0xa0/0xa0 [ 25.754814] ? _raw_read_unlock+0x22/0x30 [ 25.758937] ? __get_fs_type+0x8a/0xc0 [ 25.762807] do_mount+0xea4/0x2bb0 [ 25.766321] ? __might_fault+0x110/0x1d0 [ 25.770368] ? copy_mount_string+0x40/0x40 [ 25.774602] ? check_same_owner+0x320/0x320 [ 25.778904] ? __check_object_size+0x8b/0x530 [ 25.783390] ? __might_sleep+0x95/0x190 [ 25.787350] ? kasan_check_write+0x14/0x20 [ 25.791593] ? _copy_from_user+0x99/0x110 [ 25.795751] ? memdup_user+0x5e/0x90 [ 25.799903] ? copy_mount_options+0x1f7/0x2e0 [ 25.804382] SyS_mount+0xab/0x120 [ 25.807815] ? copy_mnt_ns+0xb30/0xb30 [ 25.811684] do_syscall_64+0x281/0x940 [ 25.815558] ? __do_page_fault+0xc90/0xc90 [ 25.819777] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.824512] ? syscall_return_slowpath+0x550/0x550 [ 25.829419] ? syscall_return_slowpath+0x2ac/0x550 [ 25.834771] ? prepare_exit_to_usermode+0x350/0x350 [ 25.839765] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 25.845105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.849928] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 25.855091] RIP: 0033:0x442c29 [ 25.858515] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 25.866197] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 25.873447] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 25.880689] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000000000000 [ 25.887932] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 25.895175] R13: 0000000000000005 R14: 0000000000000000 R15: 00007ffd314c8768 [ 25.902445] CPU: 0 PID: 4443 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 25.902568] net/sunrpc/rpc_pipe.c: __rpc_create_common failed to allocate inode for dentry portmap [ 25.909821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.909825] Call Trace: [ 25.909841] dump_stack+0x194/0x24d [ 25.909851] ? arch_local_irq_restore+0x53/0x53 [ 25.909876] should_fail+0x8c0/0xa40 [ 25.926245] IPVS: ftp: loaded support on port[0] = 21 [ 25.928305] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 25.928318] ? __lock_is_held+0xb6/0x140 [ 25.928327] ? mark_held_locks+0xaf/0x100 [ 25.951892] IPVS: ftp: loaded support on port[0] = 21 executing program [ 25.953068] ? __raw_spin_lock_init+0x1c/0x100 [ 25.953082] ? find_held_lock+0x35/0x1d0 [ 25.975025] ? __lock_is_held+0xb6/0x140 [ 25.979078] ? check_same_owner+0x320/0x320 [ 25.983378] ? d_alloc+0x269/0x340 [ 25.986900] ? rcu_note_context_switch+0x710/0x710 [ 25.991806] ? lock_release+0xa40/0xa40 [ 25.991899] FAULT_INJECTION: forcing a failure. [ 25.991899] name failslab, interval 1, probability 0, space 0, times 0 [ 25.995784] should_failslab+0xec/0x120 [ 25.995792] kmem_cache_alloc+0x47/0x760 [ 25.995802] ? d_drop+0x51/0x60 [ 25.995812] ? rpc_i_callback+0x30/0x30 [ 25.995821] rpc_alloc_inode+0x1a/0x20 [ 25.995827] alloc_inode+0x65/0x180 [ 26.029716] new_inode_pseudo+0x69/0x190 [ 26.033754] ? prune_icache_sb+0x1a0/0x1a0 [ 26.037963] ? do_raw_spin_trylock+0x190/0x190 [ 26.042518] ? d_add+0xa70/0xa70 [ 26.045871] new_inode+0x1c/0x40 [ 26.049215] rpc_get_inode+0x20/0x1e0 [ 26.053080] __rpc_create_common+0x5d/0x1d0 [ 26.057414] rpc_populate.constprop.15+0x1ad/0x340 [ 26.062330] rpc_fill_super+0x379/0xae0 [ 26.066286] ? cap_capable+0x1b5/0x230 [ 26.070145] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 26.075313] ? security_capable+0x8e/0xc0 [ 26.079436] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 26.084603] ? ns_capable_common+0xcf/0x160 [ 26.088910] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 26.094089] mount_ns+0xc4/0x190 [ 26.097532] rpc_mount+0x9e/0xd0 [ 26.101134] mount_fs+0x66/0x2d0 [ 26.104490] vfs_kern_mount.part.26+0xc6/0x4a0 [ 26.109047] ? may_umount+0xa0/0xa0 [ 26.112652] ? _raw_read_unlock+0x22/0x30 [ 26.116776] ? __get_fs_type+0x8a/0xc0 [ 26.120647] do_mount+0xea4/0x2bb0 [ 26.124165] ? __might_fault+0x110/0x1d0 [ 26.128206] ? copy_mount_string+0x40/0x40 [ 26.132420] ? check_same_owner+0x320/0x320 [ 26.136728] ? __check_object_size+0x8b/0x530 [ 26.141298] ? __might_sleep+0x95/0x190 [ 26.145256] ? kasan_check_write+0x14/0x20 [ 26.149464] ? _copy_from_user+0x99/0x110 [ 26.153603] ? memdup_user+0x5e/0x90 [ 26.157293] ? copy_mount_options+0x1f7/0x2e0 [ 26.161767] SyS_mount+0xab/0x120 [ 26.165194] ? copy_mnt_ns+0xb30/0xb30 [ 26.169059] do_syscall_64+0x281/0x940 [ 26.172920] ? __do_page_fault+0xc90/0xc90 [ 26.177135] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 26.182301] ? syscall_return_slowpath+0x550/0x550 [ 26.187497] ? syscall_return_slowpath+0x2ac/0x550 [ 26.192422] ? prepare_exit_to_usermode+0x350/0x350 [ 26.197419] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 26.202862] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 26.207690] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 26.212855] RIP: 0033:0x442c29 [ 26.216017] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 26.223709] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 26.230956] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 26.238201] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000000000000 [ 26.245449] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 26.252695] R13: 0000000000000005 R14: 0000000000000000 R15: 00007ffd314c8768 [ 26.259965] CPU: 1 PID: 4444 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 26.260076] net/sunrpc/rpc_pipe.c: __rpc_create_common failed to allocate inode for dentry portmap [ 26.267339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.267342] Call Trace: [ 26.267361] dump_stack+0x194/0x24d [ 26.267371] ? arch_local_irq_restore+0x53/0x53 [ 26.267377] ? __save_stack_trace+0x7e/0xd0 [ 26.267396] should_fail+0x8c0/0xa40 [ 26.276977] net/sunrpc/rpc_pipe.c: rpc_populate failed to populate directory / [ 26.285837] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 26.285848] ? kasan_kmalloc+0xad/0xe0 executing program [ 26.285852] ? kmem_cache_alloc_trace+0x136/0x740 [ 26.285861] ? __memcg_init_list_lru_node+0x169/0x270 [ 26.285870] ? __list_lru_init+0x544/0x750 [ 26.299468] net/sunrpc/rpc_pipe.c: rpc_populate failed to populate directory / [ 26.301007] ? sget_userns+0x6b1/0xe40 [ 26.301020] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 26.301025] ? do_mount+0xea4/0x2bb0 [ 26.301032] ? SyS_mount+0xab/0x120 [ 26.306113] net/sunrpc/rpc_pipe.c: rpc_populate failed to populate directory / [ 26.312305] ? do_syscall_64+0x281/0x940 [ 26.312313] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 26.312328] ? find_held_lock+0x35/0x1d0 [ 26.312339] ? __lock_is_held+0xb6/0x140 [ 26.312358] ? check_same_owner+0x320/0x320 [ 26.319090] net/sunrpc/rpc_pipe.c: rpc_populate failed to populate directory / [ 26.321433] ? rcu_note_context_switch+0x710/0x710 [ 26.321450] should_failslab+0xec/0x120 [ 26.321458] kmem_cache_alloc_trace+0x4b/0x740 [ 26.346242] IPVS: ftp: loaded support on port[0] = 21 [ 26.346864] ? __kmalloc_node+0x33/0x70 [ 26.358274] FAULT_INJECTION: forcing a failure. [ 26.358274] name failslab, interval 1, probability 0, space 0, times 0 [ 26.358902] ? __kmalloc_node+0x33/0x70 [ 26.358912] ? rcu_read_lock_sched_held+0x108/0x120 [ 26.358928] __memcg_init_list_lru_node+0x169/0x270 [ 26.443142] ? list_lru_add+0x7c0/0x7c0 [ 26.447092] ? __kmalloc_node+0x47/0x70 [ 26.451049] __list_lru_init+0x544/0x750 [ 26.455089] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 26.460952] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 26.465950] ? lockdep_init_map+0x9/0x10 [ 26.469989] sget_userns+0x6b1/0xe40 [ 26.473676] ? set_anon_super+0x20/0x20 [ 26.477632] ? put_filp+0x90/0x90 [ 26.481163] ? destroy_unused_super.part.6+0xd0/0xd0 [ 26.486242] ? alloc_vfsmnt+0x762/0x9c0 [ 26.490191] ? path_lookupat+0x238/0xba0 [ 26.494228] ? mnt_free_id.isra.21+0x50/0x50 [ 26.498626] ? trace_hardirqs_off+0x10/0x10 [ 26.502927] ? putname+0xee/0x130 [ 26.506359] ? cap_capable+0x1b5/0x230 [ 26.510493] ? security_capable+0x8e/0xc0 [ 26.517240] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 26.522418] ? ns_capable_common+0xcf/0x160 [ 26.526715] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 26.531876] mount_ns+0x6d/0x190 [ 26.535220] rpc_mount+0x9e/0xd0 [ 26.538559] mount_fs+0x66/0x2d0 [ 26.541913] vfs_kern_mount.part.26+0xc6/0x4a0 [ 26.546487] ? may_umount+0xa0/0xa0 [ 26.550088] ? _raw_read_unlock+0x22/0x30 [ 26.554207] ? __get_fs_type+0x8a/0xc0 [ 26.558071] do_mount+0xea4/0x2bb0 [ 26.561592] ? __might_fault+0x110/0x1d0 [ 26.565630] ? copy_mount_string+0x40/0x40 [ 26.569837] ? check_same_owner+0x320/0x320 [ 26.574130] ? __check_object_size+0x8b/0x530 [ 26.578604] ? __might_sleep+0x95/0x190 [ 26.582556] ? kasan_check_write+0x14/0x20 [ 26.586761] ? _copy_from_user+0x99/0x110 [ 26.590893] ? memdup_user+0x5e/0x90 [ 26.594577] ? copy_mount_options+0x1f7/0x2e0 [ 26.599049] SyS_mount+0xab/0x120 [ 26.602484] ? copy_mnt_ns+0xb30/0xb30 [ 26.606357] do_syscall_64+0x281/0x940 [ 26.610225] ? __do_page_fault+0xc90/0xc90 [ 26.614430] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 26.619167] ? syscall_return_slowpath+0x550/0x550 [ 26.624159] ? syscall_return_slowpath+0x2ac/0x550 [ 26.629065] ? prepare_exit_to_usermode+0x350/0x350 [ 26.634061] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 26.639435] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 26.644282] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 26.649453] RIP: 0033:0x442c29 [ 26.652623] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 26.660311] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 26.667559] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 26.674807] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000000000000 [ 26.682055] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 26.689310] R13: 0000000000000005 R14: 0000000000000000 R15: 00007ffd314c8768 [ 26.696593] CPU: 0 PID: 4446 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 26.703947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.713293] Call Trace: [ 26.715881] dump_stack+0x194/0x24d executing program [ 26.719507] ? arch_local_irq_restore+0x53/0x53 [ 26.724172] ? __save_stack_trace+0x7e/0xd0 [ 26.727932] IPVS: ftp: loaded support on port[0] = 21 [ 26.728498] should_fail+0x8c0/0xa40 [ 26.728513] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 26.742462] ? kasan_kmalloc+0xad/0xe0 [ 26.746345] ? kmem_cache_alloc_trace+0x136/0x740 [ 26.751188] ? __memcg_init_list_lru_node+0x169/0x270 [ 26.751926] FAULT_INJECTION: forcing a failure. [ 26.751926] name failslab, interval 1, probability 0, space 0, times 0 [ 26.756360] ? __list_lru_init+0x544/0x750 [ 26.756369] ? sget_userns+0x6b1/0xe40 [ 26.756384] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 26.756391] ? do_mount+0xea4/0x2bb0 [ 26.756401] ? SyS_mount+0xab/0x120 [ 26.787644] ? do_syscall_64+0x281/0x940 [ 26.791687] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 26.797043] ? find_held_lock+0x35/0x1d0 [ 26.801094] ? __lock_is_held+0xb6/0x140 [ 26.805156] ? check_same_owner+0x320/0x320 [ 26.809466] ? rcu_note_context_switch+0x710/0x710 [ 26.814392] should_failslab+0xec/0x120 [ 26.818349] kmem_cache_alloc_trace+0x4b/0x740 [ 26.822997] ? __kmalloc_node+0x33/0x70 [ 26.827036] ? __kmalloc_node+0x33/0x70 [ 26.830992] ? rcu_read_lock_sched_held+0x108/0x120 [ 26.835998] __memcg_init_list_lru_node+0x169/0x270 [ 26.841003] ? list_lru_add+0x7c0/0x7c0 [ 26.844959] ? __kmalloc_node+0x47/0x70 [ 26.848926] __list_lru_init+0x544/0x750 [ 26.852984] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 26.858941] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 26.863951] ? lockdep_init_map+0x9/0x10 [ 26.867997] sget_userns+0x6b1/0xe40 [ 26.871694] ? set_anon_super+0x20/0x20 [ 26.875655] ? put_filp+0x90/0x90 [ 26.879093] ? destroy_unused_super.part.6+0xd0/0xd0 [ 26.884175] ? alloc_vfsmnt+0x762/0x9c0 [ 26.888128] ? path_lookupat+0x238/0xba0 [ 26.892179] ? mnt_free_id.isra.21+0x50/0x50 [ 26.896581] ? trace_hardirqs_off+0x10/0x10 [ 26.900886] ? putname+0xee/0x130 [ 26.904327] ? cap_capable+0x1b5/0x230 [ 26.908209] ? security_capable+0x8e/0xc0 [ 26.912346] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 26.917515] ? ns_capable_common+0xcf/0x160 [ 26.921823] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 26.927165] mount_ns+0x6d/0x190 [ 26.930519] rpc_mount+0x9e/0xd0 [ 26.933869] mount_fs+0x66/0x2d0 [ 26.937309] vfs_kern_mount.part.26+0xc6/0x4a0 [ 26.941878] ? may_umount+0xa0/0xa0 [ 26.945487] ? _raw_read_unlock+0x22/0x30 [ 26.949617] ? __get_fs_type+0x8a/0xc0 [ 26.953497] do_mount+0xea4/0x2bb0 [ 26.957019] ? __might_fault+0x110/0x1d0 [ 26.961075] ? copy_mount_string+0x40/0x40 [ 26.965294] ? check_same_owner+0x320/0x320 [ 26.969600] ? __check_object_size+0x8b/0x530 [ 26.974260] ? __might_sleep+0x95/0x190 [ 26.978225] ? kasan_check_write+0x14/0x20 [ 26.982446] ? _copy_from_user+0x99/0x110 [ 26.986583] ? memdup_user+0x5e/0x90 [ 26.990278] ? copy_mount_options+0x1f7/0x2e0 [ 26.994761] SyS_mount+0xab/0x120 [ 26.998195] ? copy_mnt_ns+0xb30/0xb30 [ 27.002074] do_syscall_64+0x281/0x940 [ 27.005951] ? __do_page_fault+0xc90/0xc90 [ 27.010167] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 27.014907] ? syscall_return_slowpath+0x550/0x550 [ 27.019821] ? syscall_return_slowpath+0x2ac/0x550 [ 27.024734] ? prepare_exit_to_usermode+0x350/0x350 [ 27.029734] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 27.035086] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 27.039920] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 27.045089] RIP: 0033:0x442c29 [ 27.048259] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 27.055949] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 27.063198] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 27.070446] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000000000000 [ 27.077696] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 27.084948] R13: 0000000000000005 R14: 0000000000000000 R15: 00007ffd314c8768 [ 27.092229] CPU: 1 PID: 4448 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 27.101602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.110953] Call Trace: [ 27.113593] dump_stack+0x194/0x24d [ 27.117224] ? arch_local_irq_restore+0x53/0x53 executing program [ 27.121896] ? __save_stack_trace+0x7e/0xd0 [ 27.126228] should_fail+0x8c0/0xa40 [ 27.129948] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 27.135060] ? kasan_kmalloc+0xad/0xe0 [ 27.138951] ? kmem_cache_alloc_trace+0x136/0x740 [ 27.142484] FAULT_INJECTION: forcing a failure. [ 27.142484] name failslab, interval 1, probability 0, space 0, times 0 [ 27.143787] ? __memcg_init_list_lru_node+0x169/0x270 [ 27.143795] ? __list_lru_init+0x544/0x750 [ 27.143803] ? sget_userns+0x6b1/0xe40 [ 27.143816] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 27.143826] ? do_mount+0xea4/0x2bb0 [ 27.179585] ? SyS_mount+0xab/0x120 [ 27.183190] ? do_syscall_64+0x281/0x940 [ 27.187230] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 27.192583] ? find_held_lock+0x35/0x1d0 [ 27.196633] ? __lock_is_held+0xb6/0x140 [ 27.200694] ? check_same_owner+0x320/0x320 [ 27.205000] ? rcu_note_context_switch+0x710/0x710 [ 27.209925] should_failslab+0xec/0x120 [ 27.213886] kmem_cache_alloc_trace+0x4b/0x740 [ 27.218708] ? __kmalloc_node+0x33/0x70 [ 27.222663] ? __kmalloc_node+0x33/0x70 [ 27.226623] ? rcu_read_lock_sched_held+0x108/0x120 [ 27.231630] __memcg_init_list_lru_node+0x169/0x270 [ 27.238029] ? list_lru_add+0x7c0/0x7c0 [ 27.241991] ? __kmalloc_node+0x47/0x70 [ 27.245959] __list_lru_init+0x544/0x750 [ 27.250030] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 27.255990] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 27.261000] ? lockdep_init_map+0x9/0x10 [ 27.265056] sget_userns+0x6b1/0xe40 [ 27.268752] ? set_anon_super+0x20/0x20 [ 27.272731] ? put_filp+0x90/0x90 [ 27.276171] ? destroy_unused_super.part.6+0xd0/0xd0 [ 27.281254] ? alloc_vfsmnt+0x762/0x9c0 [ 27.285206] ? path_lookupat+0x238/0xba0 [ 27.289250] ? mnt_free_id.isra.21+0x50/0x50 [ 27.293651] ? trace_hardirqs_off+0x10/0x10 [ 27.297960] ? putname+0xee/0x130 [ 27.301488] ? cap_capable+0x1b5/0x230 [ 27.305366] ? security_capable+0x8e/0xc0 [ 27.309500] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 27.314755] ? ns_capable_common+0xcf/0x160 [ 27.319063] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 27.324232] mount_ns+0x6d/0x190 [ 27.327589] rpc_mount+0x9e/0xd0 [ 27.330941] mount_fs+0x66/0x2d0 [ 27.334295] vfs_kern_mount.part.26+0xc6/0x4a0 [ 27.338868] ? may_umount+0xa0/0xa0 [ 27.342477] ? _raw_read_unlock+0x22/0x30 [ 27.346604] ? __get_fs_type+0x8a/0xc0 [ 27.350482] do_mount+0xea4/0x2bb0 [ 27.354000] ? __might_fault+0x110/0x1d0 [ 27.358054] ? copy_mount_string+0x40/0x40 [ 27.362271] ? check_same_owner+0x320/0x320 [ 27.366576] ? __check_object_size+0x8b/0x530 [ 27.371105] ? __might_sleep+0x95/0x190 [ 27.375249] ? kasan_check_write+0x14/0x20 [ 27.379470] ? _copy_from_user+0x99/0x110 [ 27.383602] ? memdup_user+0x5e/0x90 [ 27.387298] ? copy_mount_options+0x1f7/0x2e0 [ 27.391785] SyS_mount+0xab/0x120 [ 27.395218] ? copy_mnt_ns+0xb30/0xb30 [ 27.399093] do_syscall_64+0x281/0x940 [ 27.402960] ? __do_page_fault+0xc90/0xc90 [ 27.407177] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 27.411918] ? syscall_return_slowpath+0x550/0x550 [ 27.416829] ? syscall_return_slowpath+0x2ac/0x550 [ 27.421741] ? prepare_exit_to_usermode+0x350/0x350 [ 27.426747] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 27.432102] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 27.436934] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 27.442204] RIP: 0033:0x442c29 [ 27.445372] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 27.453062] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 27.460313] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 27.467563] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000000000000 [ 27.474813] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 27.482063] R13: 0000000000000005 R14: 0000000000000000 R15: 00007ffd314c8768 [ 27.489354] CPU: 0 PID: 4453 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 27.496718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.506156] Call Trace: [ 27.508734] dump_stack+0x194/0x24d [ 27.512347] ? arch_local_irq_restore+0x53/0x53 [ 27.516997] ? trace_hardirqs_off+0x10/0x10 [ 27.521294] ? register_shrinker+0x10e/0x2d0 [ 27.525762] ? sget_userns+0xbbf/0xe40 [ 27.529630] ? mount_ns+0x6d/0x190 [ 27.533151] should_fail+0x8c0/0xa40 [ 27.536842] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 27.542021] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 27.547143] ? find_held_lock+0x35/0x1d0 [ 27.551194] ? register_shrinker+0x230/0x2d0 [ 27.555587] ? find_held_lock+0x35/0x1d0 [ 27.559626] ? __lock_is_held+0xb6/0x140 [ 27.563672] ? check_same_owner+0x320/0x320 [ 27.567966] ? trace_hardirqs_off+0x10/0x10 [ 27.572274] ? rcu_note_context_switch+0x710/0x710 [ 27.577178] ? register_shrinker+0x10e/0x2d0 [ 27.581569] should_failslab+0xec/0x120 [ 27.585522] kmem_cache_alloc+0x47/0x760 [ 27.589571] ? find_held_lock+0x35/0x1d0 [ 27.593624] ? rpc_i_callback+0x30/0x30 [ 27.597577] rpc_alloc_inode+0x1a/0x20 [ 27.601449] alloc_inode+0x65/0x180 [ 27.605053] new_inode_pseudo+0x69/0x190 [ 27.609093] ? prune_icache_sb+0x1a0/0x1a0 [ 27.613314] ? __lock_is_held+0xb6/0x140 [ 27.617368] new_inode+0x1c/0x40 [ 27.620719] rpc_get_inode+0x20/0x1e0 [ 27.624500] rpc_fill_super+0x327/0xae0 [ 27.628450] ? cap_capable+0x1b5/0x230 [ 27.632310] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 27.637482] ? security_capable+0x8e/0xc0 [ 27.641614] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 27.646779] ? ns_capable_common+0xcf/0x160 [ 27.651076] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 27.656239] mount_ns+0xc4/0x190 [ 27.659581] rpc_mount+0x9e/0xd0 [ 27.662931] mount_fs+0x66/0x2d0 [ 27.666277] vfs_kern_mount.part.26+0xc6/0x4a0 [ 27.670834] ? may_umount+0xa0/0xa0 [ 27.674434] ? _raw_read_unlock+0x22/0x30 [ 27.678556] ? __get_fs_type+0x8a/0xc0 [ 27.682430] do_mount+0xea4/0x2bb0 [ 27.685952] ? __might_fault+0x110/0x1d0 [ 27.690005] ? copy_mount_string+0x40/0x40 [ 27.694222] ? check_same_owner+0x320/0x320 [ 27.698518] ? __check_object_size+0x8b/0x530 [ 27.703002] ? __might_sleep+0x95/0x190 [ 27.706963] ? kasan_check_write+0x14/0x20 [ 27.711169] ? _copy_from_user+0x99/0x110 [ 27.715304] ? memdup_user+0x5e/0x90 [ 27.718990] ? copy_mount_options+0x1f7/0x2e0 [ 27.723470] SyS_mount+0xab/0x120 [ 27.726903] ? copy_mnt_ns+0xb30/0xb30 [ 27.730769] do_syscall_64+0x281/0x940 [ 27.734629] ? __do_page_fault+0xc90/0xc90 [ 27.738839] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 27.743587] ? syscall_return_slowpath+0x550/0x550 [ 27.748752] ? syscall_return_slowpath+0x2ac/0x550 [ 27.753654] ? prepare_exit_to_usermode+0x350/0x350 [ 27.758660] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 27.764175] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 27.769022] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 27.774203] RIP: 0033:0x442c29 executing program executing program executing program executing program [ 27.777367] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 27.785052] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 27.792301] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 27.799545] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000000000000 [ 27.806796] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 27.814041] R13: 0000000000000005 R14: 0000000000000000 R15: 00007ffd314c8768 [ 27.850782] FAULT_INJECTION: forcing a failure. [ 27.850782] name failslab, interval 1, probability 0, space 0, times 0 [ 27.851740] FAULT_INJECTION: forcing a failure. [ 27.851740] name failslab, interval 1, probability 0, space 0, times 0 [ 27.862046] CPU: 0 PID: 4459 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 27.862051] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.862059] Call Trace: [ 27.892474] dump_stack+0x194/0x24d [ 27.896093] ? arch_local_irq_restore+0x53/0x53 [ 27.900758] ? find_held_lock+0x35/0x1d0 [ 27.904829] should_fail+0x8c0/0xa40 [ 27.908530] ? __list_lru_init+0x352/0x750 [ 27.912753] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 27.917839] ? trace_hardirqs_off+0x10/0x10 [ 27.922143] ? find_next_zero_bit+0xe3/0x110 [ 27.926541] ? trace_hardirqs_off+0x10/0x10 [ 27.930852] ? find_held_lock+0x35/0x1d0 [ 27.934902] ? __lock_is_held+0xb6/0x140 [ 27.938967] ? check_same_owner+0x320/0x320 [ 27.943270] ? lock_downgrade+0x980/0x980 [ 27.947406] ? rcu_note_context_switch+0x710/0x710 [ 27.952316] ? find_held_lock+0x35/0x1d0 [ 27.956367] should_failslab+0xec/0x120 [ 27.960325] __kmalloc+0x63/0x760 [ 27.963758] ? lock_downgrade+0x980/0x980 [ 27.967899] ? register_shrinker+0x10e/0x2d0 [ 27.972377] ? trace_event_raw_event_module_request+0x320/0x320 [ 27.978433] register_shrinker+0x10e/0x2d0 [ 27.982654] ? __bpf_trace_mm_vmscan_wakeup_kswapd+0x40/0x40 [ 27.988434] ? memcpy+0x45/0x50 [ 27.991703] sget_userns+0xbbf/0xe40 [ 27.995399] ? set_anon_super+0x20/0x20 [ 27.999362] ? put_filp+0x90/0x90 [ 28.002797] ? destroy_unused_super.part.6+0xd0/0xd0 [ 28.007879] ? path_lookupat+0x238/0xba0 [ 28.011924] ? mnt_free_id.isra.21+0x50/0x50 [ 28.016318] ? trace_hardirqs_off+0x10/0x10 [ 28.020626] ? putname+0xee/0x130 [ 28.024075] ? cap_capable+0x1b5/0x230 [ 28.027962] ? security_capable+0x8e/0xc0 [ 28.032104] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 28.037274] ? ns_capable_common+0xcf/0x160 [ 28.041585] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 28.046752] mount_ns+0x6d/0x190 [ 28.050106] rpc_mount+0x9e/0xd0 [ 28.053461] mount_fs+0x66/0x2d0 [ 28.056821] vfs_kern_mount.part.26+0xc6/0x4a0 [ 28.061401] ? may_umount+0xa0/0xa0 [ 28.065009] ? _raw_read_unlock+0x22/0x30 [ 28.069141] ? __get_fs_type+0x8a/0xc0 [ 28.073106] do_mount+0xea4/0x2bb0 [ 28.076627] ? __might_fault+0x110/0x1d0 [ 28.080682] ? copy_mount_string+0x40/0x40 [ 28.084896] ? check_same_owner+0x320/0x320 [ 28.089199] ? __check_object_size+0x8b/0x530 [ 28.093692] ? __might_sleep+0x95/0x190 [ 28.097656] ? kasan_check_write+0x14/0x20 [ 28.101874] ? _copy_from_user+0x99/0x110 [ 28.106010] ? memdup_user+0x5e/0x90 [ 28.109705] ? copy_mount_options+0x1f7/0x2e0 [ 28.114188] SyS_mount+0xab/0x120 [ 28.117624] ? copy_mnt_ns+0xb30/0xb30 [ 28.121496] do_syscall_64+0x281/0x940 [ 28.125360] ? __do_page_fault+0xc90/0xc90 [ 28.129576] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 28.134315] ? syscall_return_slowpath+0x550/0x550 [ 28.139227] ? syscall_return_slowpath+0x2ac/0x550 [ 28.144141] ? prepare_exit_to_usermode+0x350/0x350 [ 28.149144] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 28.154494] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.159329] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 28.164509] RIP: 0033:0x442c29 [ 28.167685] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 28.175595] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 28.182845] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 28.190093] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000300000000 [ 28.197349] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 28.204619] R13: 0000000000000005 R14: 0000000000001380 R15: 00007ffd314c8768 [ 28.211903] CPU: 1 PID: 4457 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 28.213160] FAULT_INJECTION: forcing a failure. [ 28.213160] name failslab, interval 1, probability 0, space 0, times 0 [ 28.219269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.219274] Call Trace: [ 28.219290] dump_stack+0x194/0x24d [ 28.219304] ? arch_local_irq_restore+0x53/0x53 [ 28.219319] ? find_held_lock+0x35/0x1d0 [ 28.219339] should_fail+0x8c0/0xa40 [ 28.258438] ? __list_lru_init+0x352/0x750 [ 28.262669] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 28.267758] ? trace_hardirqs_off+0x10/0x10 [ 28.272060] ? find_next_zero_bit+0xe3/0x110 [ 28.276460] ? trace_hardirqs_off+0x10/0x10 [ 28.280771] ? find_held_lock+0x35/0x1d0 [ 28.284822] ? __lock_is_held+0xb6/0x140 [ 28.288888] ? check_same_owner+0x320/0x320 [ 28.293189] ? lock_downgrade+0x980/0x980 [ 28.297320] ? rcu_note_context_switch+0x710/0x710 [ 28.302230] ? find_held_lock+0x35/0x1d0 [ 28.306281] should_failslab+0xec/0x120 [ 28.310239] __kmalloc+0x63/0x760 [ 28.313676] ? lock_downgrade+0x980/0x980 [ 28.318539] ? register_shrinker+0x10e/0x2d0 [ 28.322930] ? trace_event_raw_event_module_request+0x320/0x320 [ 28.328980] register_shrinker+0x10e/0x2d0 [ 28.333201] ? __bpf_trace_mm_vmscan_wakeup_kswapd+0x40/0x40 [ 28.338981] ? memcpy+0x45/0x50 [ 28.342252] sget_userns+0xbbf/0xe40 [ 28.345947] ? set_anon_super+0x20/0x20 [ 28.349911] ? put_filp+0x90/0x90 [ 28.353351] ? destroy_unused_super.part.6+0xd0/0xd0 [ 28.358451] ? path_lookupat+0x238/0xba0 [ 28.362498] ? mnt_free_id.isra.21+0x50/0x50 [ 28.367069] ? trace_hardirqs_off+0x10/0x10 [ 28.371375] ? putname+0xee/0x130 [ 28.374817] ? cap_capable+0x1b5/0x230 [ 28.378694] ? security_capable+0x8e/0xc0 [ 28.382826] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 28.387995] ? ns_capable_common+0xcf/0x160 [ 28.392303] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 28.397470] mount_ns+0x6d/0x190 [ 28.400829] rpc_mount+0x9e/0xd0 [ 28.404440] mount_fs+0x66/0x2d0 [ 28.407880] vfs_kern_mount.part.26+0xc6/0x4a0 [ 28.412447] ? may_umount+0xa0/0xa0 [ 28.416058] ? _raw_read_unlock+0x22/0x30 [ 28.420186] ? __get_fs_type+0x8a/0xc0 [ 28.424067] do_mount+0xea4/0x2bb0 [ 28.427584] ? __might_fault+0x110/0x1d0 [ 28.431636] ? copy_mount_string+0x40/0x40 [ 28.435854] ? check_same_owner+0x320/0x320 [ 28.440156] ? __check_object_size+0x8b/0x530 [ 28.444645] ? __might_sleep+0x95/0x190 [ 28.448612] ? kasan_check_write+0x14/0x20 [ 28.452827] ? _copy_from_user+0x99/0x110 [ 28.456960] ? memdup_user+0x5e/0x90 [ 28.460671] ? copy_mount_options+0x1f7/0x2e0 [ 28.465156] SyS_mount+0xab/0x120 [ 28.468589] ? copy_mnt_ns+0xb30/0xb30 [ 28.472463] do_syscall_64+0x281/0x940 [ 28.476332] ? __do_page_fault+0xc90/0xc90 [ 28.480550] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 28.485288] ? syscall_return_slowpath+0x550/0x550 [ 28.490200] ? syscall_return_slowpath+0x2ac/0x550 [ 28.495115] ? prepare_exit_to_usermode+0x350/0x350 [ 28.500202] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 28.505553] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.510388] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 28.515555] RIP: 0033:0x442c29 [ 28.518724] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 28.526415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 28.533662] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 28.540912] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000300000000 executing program executing program [ 28.548263] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 28.555516] R13: 0000000000000005 R14: 0000000000001380 R15: 00007ffd314c8768 [ 28.562798] CPU: 0 PID: 4454 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 28.570157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.573993] FAULT_INJECTION: forcing a failure. [ 28.573993] name failslab, interval 1, probability 0, space 0, times 0 [ 28.579499] Call Trace: [ 28.579515] dump_stack+0x194/0x24d [ 28.579530] ? arch_local_irq_restore+0x53/0x53 [ 28.579545] ? find_held_lock+0x35/0x1d0 [ 28.605544] should_fail+0x8c0/0xa40 [ 28.609243] ? __list_lru_init+0x352/0x750 [ 28.613463] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 28.618547] ? trace_hardirqs_off+0x10/0x10 [ 28.622848] ? find_next_zero_bit+0xe3/0x110 [ 28.627242] ? trace_hardirqs_off+0x10/0x10 [ 28.631554] ? find_held_lock+0x35/0x1d0 [ 28.635602] ? __lock_is_held+0xb6/0x140 [ 28.639662] ? check_same_owner+0x320/0x320 [ 28.643965] ? lock_downgrade+0x980/0x980 [ 28.648096] ? rcu_note_context_switch+0x710/0x710 [ 28.653006] ? find_held_lock+0x35/0x1d0 [ 28.657058] should_failslab+0xec/0x120 [ 28.661013] __kmalloc+0x63/0x760 [ 28.664447] ? lock_downgrade+0x980/0x980 [ 28.668582] ? register_shrinker+0x10e/0x2d0 [ 28.672972] ? trace_event_raw_event_module_request+0x320/0x320 [ 28.679016] register_shrinker+0x10e/0x2d0 [ 28.683234] ? __bpf_trace_mm_vmscan_wakeup_kswapd+0x40/0x40 [ 28.689013] ? memcpy+0x45/0x50 [ 28.692284] sget_userns+0xbbf/0xe40 [ 28.695975] ? set_anon_super+0x20/0x20 [ 28.699934] ? put_filp+0x90/0x90 [ 28.703375] ? destroy_unused_super.part.6+0xd0/0xd0 [ 28.708459] ? path_lookupat+0x238/0xba0 [ 28.712508] ? mnt_free_id.isra.21+0x50/0x50 [ 28.716904] ? trace_hardirqs_off+0x10/0x10 [ 28.721208] ? putname+0xee/0x130 [ 28.724647] ? cap_capable+0x1b5/0x230 [ 28.728522] ? security_capable+0x8e/0xc0 [ 28.732653] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 28.737820] ? ns_capable_common+0xcf/0x160 [ 28.742126] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 28.747299] mount_ns+0x6d/0x190 [ 28.750653] rpc_mount+0x9e/0xd0 [ 28.754005] mount_fs+0x66/0x2d0 [ 28.757449] vfs_kern_mount.part.26+0xc6/0x4a0 [ 28.762105] ? may_umount+0xa0/0xa0 [ 28.765713] ? _raw_read_unlock+0x22/0x30 [ 28.769840] ? __get_fs_type+0x8a/0xc0 [ 28.773717] do_mount+0xea4/0x2bb0 [ 28.777234] ? __might_fault+0x110/0x1d0 [ 28.781286] ? copy_mount_string+0x40/0x40 [ 28.785499] ? check_same_owner+0x320/0x320 [ 28.789887] ? __check_object_size+0x8b/0x530 [ 28.794375] ? __might_sleep+0x95/0x190 [ 28.798344] ? kasan_check_write+0x14/0x20 [ 28.802557] ? _copy_from_user+0x99/0x110 [ 28.806689] ? memdup_user+0x5e/0x90 [ 28.810383] ? copy_mount_options+0x1f7/0x2e0 [ 28.814868] SyS_mount+0xab/0x120 [ 28.818304] ? copy_mnt_ns+0xb30/0xb30 [ 28.822177] do_syscall_64+0x281/0x940 [ 28.826044] ? __do_page_fault+0xc90/0xc90 [ 28.830262] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 28.835783] ? syscall_return_slowpath+0x550/0x550 [ 28.840712] ? syscall_return_slowpath+0x2ac/0x550 [ 28.845629] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 28.850983] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.855814] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 28.860980] RIP: 0033:0x442c29 [ 28.864148] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 28.871839] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 28.879089] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 28.886337] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000300000000 [ 28.893584] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff executing program [ 28.900832] R13: 0000000000000005 R14: 0000000000001380 R15: 00007ffd314c8768 [ 28.908112] CPU: 1 PID: 4456 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 28.913351] FAULT_INJECTION: forcing a failure. [ 28.913351] name failslab, interval 1, probability 0, space 0, times 0 [ 28.915466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.915470] Call Trace: [ 28.915485] dump_stack+0x194/0x24d [ 28.915500] ? arch_local_irq_restore+0x53/0x53 [ 28.915515] ? find_held_lock+0x35/0x1d0 [ 28.950946] should_fail+0x8c0/0xa40 [ 28.954641] ? __list_lru_init+0x352/0x750 [ 28.958864] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 28.963951] ? trace_hardirqs_off+0x10/0x10 [ 28.968264] ? find_next_zero_bit+0xe3/0x110 [ 28.972659] ? trace_hardirqs_off+0x10/0x10 [ 28.976970] ? find_held_lock+0x35/0x1d0 [ 28.981025] ? __lock_is_held+0xb6/0x140 [ 28.985098] ? check_same_owner+0x320/0x320 [ 28.989396] ? lock_downgrade+0x980/0x980 [ 28.993530] ? rcu_note_context_switch+0x710/0x710 [ 28.998438] ? find_held_lock+0x35/0x1d0 [ 29.002493] should_failslab+0xec/0x120 [ 29.006461] __kmalloc+0x63/0x760 [ 29.009911] ? lock_downgrade+0x980/0x980 [ 29.014046] ? register_shrinker+0x10e/0x2d0 [ 29.018439] ? trace_event_raw_event_module_request+0x320/0x320 [ 29.024484] register_shrinker+0x10e/0x2d0 [ 29.028700] ? __bpf_trace_mm_vmscan_wakeup_kswapd+0x40/0x40 [ 29.034481] ? memcpy+0x45/0x50 [ 29.037755] sget_userns+0xbbf/0xe40 [ 29.041446] ? set_anon_super+0x20/0x20 [ 29.045411] ? put_filp+0x90/0x90 [ 29.048847] ? destroy_unused_super.part.6+0xd0/0xd0 [ 29.053946] ? path_lookupat+0x238/0xba0 [ 29.057988] ? mnt_free_id.isra.21+0x50/0x50 [ 29.062387] ? trace_hardirqs_off+0x10/0x10 [ 29.066691] ? putname+0xee/0x130 [ 29.070130] ? cap_capable+0x1b5/0x230 [ 29.074018] ? security_capable+0x8e/0xc0 [ 29.078151] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 29.083335] ? ns_capable_common+0xcf/0x160 [ 29.087643] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 29.092810] mount_ns+0x6d/0x190 [ 29.096165] rpc_mount+0x9e/0xd0 [ 29.099518] mount_fs+0x66/0x2d0 [ 29.102874] vfs_kern_mount.part.26+0xc6/0x4a0 [ 29.107445] ? may_umount+0xa0/0xa0 [ 29.111052] ? _raw_read_unlock+0x22/0x30 [ 29.115180] ? __get_fs_type+0x8a/0xc0 [ 29.119058] do_mount+0xea4/0x2bb0 [ 29.122581] ? __might_fault+0x110/0x1d0 [ 29.126631] ? copy_mount_string+0x40/0x40 [ 29.130847] ? check_same_owner+0x320/0x320 [ 29.135154] ? __check_object_size+0x8b/0x530 [ 29.139639] ? __might_sleep+0x95/0x190 [ 29.143602] ? kasan_check_write+0x14/0x20 [ 29.147824] ? _copy_from_user+0x99/0x110 [ 29.151960] ? memdup_user+0x5e/0x90 [ 29.155656] ? copy_mount_options+0x1f7/0x2e0 [ 29.160142] SyS_mount+0xab/0x120 [ 29.163575] ? copy_mnt_ns+0xb30/0xb30 [ 29.167448] do_syscall_64+0x281/0x940 [ 29.171315] ? __do_page_fault+0xc90/0xc90 [ 29.175532] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 29.180357] ? syscall_return_slowpath+0x550/0x550 [ 29.185359] ? syscall_return_slowpath+0x2ac/0x550 [ 29.190273] ? prepare_exit_to_usermode+0x350/0x350 [ 29.195274] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 29.200625] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 29.205471] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 29.210645] RIP: 0033:0x442c29 [ 29.213819] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 29.221510] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 29.228762] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 29.236015] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000300000000 [ 29.243267] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 29.250516] R13: 0000000000000005 R14: 0000000000001380 R15: 00007ffd314c8768 [ 29.257795] CPU: 0 PID: 4460 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 29.261161] FAULT_INJECTION: forcing a failure. [ 29.261161] name failslab, interval 1, probability 0, space 0, times 0 [ 29.265230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.265234] Call Trace: [ 29.265249] dump_stack+0x194/0x24d [ 29.265269] ? arch_local_irq_restore+0x53/0x53 [ 29.297333] ? find_held_lock+0x35/0x1d0 [ 29.301389] should_fail+0x8c0/0xa40 [ 29.305083] ? __list_lru_init+0x352/0x750 [ 29.309305] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 29.314389] ? trace_hardirqs_off+0x10/0x10 [ 29.318690] ? find_next_zero_bit+0xe3/0x110 [ 29.323086] ? trace_hardirqs_off+0x10/0x10 [ 29.327399] ? find_held_lock+0x35/0x1d0 [ 29.331448] ? __lock_is_held+0xb6/0x140 [ 29.335518] ? check_same_owner+0x320/0x320 [ 29.339819] ? lock_downgrade+0x980/0x980 [ 29.343951] ? rcu_note_context_switch+0x710/0x710 [ 29.348864] ? find_held_lock+0x35/0x1d0 [ 29.352915] should_failslab+0xec/0x120 [ 29.356872] __kmalloc+0x63/0x760 [ 29.360305] ? lock_downgrade+0x980/0x980 [ 29.364453] ? register_shrinker+0x10e/0x2d0 [ 29.368843] ? trace_event_raw_event_module_request+0x320/0x320 [ 29.374891] register_shrinker+0x10e/0x2d0 [ 29.379113] ? __bpf_trace_mm_vmscan_wakeup_kswapd+0x40/0x40 [ 29.384894] ? memcpy+0x45/0x50 [ 29.388165] sget_userns+0xbbf/0xe40 [ 29.391860] ? set_anon_super+0x20/0x20 [ 29.395823] ? put_filp+0x90/0x90 [ 29.399257] ? destroy_unused_super.part.6+0xd0/0xd0 [ 29.404429] ? path_lookupat+0x238/0xba0 [ 29.408474] ? mnt_free_id.isra.21+0x50/0x50 [ 29.412873] ? trace_hardirqs_off+0x10/0x10 [ 29.417193] ? putname+0xee/0x130 [ 29.420633] ? cap_capable+0x1b5/0x230 [ 29.424510] ? security_capable+0x8e/0xc0 [ 29.428646] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 29.433822] ? ns_capable_common+0xcf/0x160 [ 29.438129] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 29.443298] mount_ns+0x6d/0x190 [ 29.446662] rpc_mount+0x9e/0xd0 [ 29.450014] mount_fs+0x66/0x2d0 [ 29.453384] vfs_kern_mount.part.26+0xc6/0x4a0 [ 29.457965] ? may_umount+0xa0/0xa0 [ 29.461573] ? _raw_read_unlock+0x22/0x30 [ 29.465703] ? __get_fs_type+0x8a/0xc0 [ 29.469588] do_mount+0xea4/0x2bb0 [ 29.473369] ? __might_fault+0x110/0x1d0 [ 29.477424] ? copy_mount_string+0x40/0x40 [ 29.481640] ? check_same_owner+0x320/0x320 [ 29.486700] ? __check_object_size+0x8b/0x530 [ 29.491194] ? __might_sleep+0x95/0x190 [ 29.495160] ? kasan_check_write+0x14/0x20 [ 29.499378] ? _copy_from_user+0x99/0x110 [ 29.504122] ? memdup_user+0x5e/0x90 [ 29.507831] ? copy_mount_options+0x1f7/0x2e0 [ 29.512314] SyS_mount+0xab/0x120 [ 29.515751] ? copy_mnt_ns+0xb30/0xb30 [ 29.519622] do_syscall_64+0x281/0x940 [ 29.523489] ? __do_page_fault+0xc90/0xc90 [ 29.527704] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 29.532445] ? syscall_return_slowpath+0x550/0x550 [ 29.537365] ? syscall_return_slowpath+0x2ac/0x550 [ 29.542278] ? prepare_exit_to_usermode+0x350/0x350 [ 29.547277] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 29.552628] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 29.557466] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 29.562633] RIP: 0033:0x442c29 [ 29.565819] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 29.573508] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 29.580758] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 29.588007] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000300000000 [ 29.595259] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 29.602508] R13: 0000000000000005 R14: 0000000000001380 R15: 00007ffd314c8768 [ 29.609788] CPU: 1 PID: 4458 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 29.611752] FAULT_INJECTION: forcing a failure. [ 29.611752] name failslab, interval 1, probability 0, space 0, times 0 [ 29.617139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.617143] Call Trace: [ 29.617157] dump_stack+0x194/0x24d [ 29.617172] ? arch_local_irq_restore+0x53/0x53 [ 29.617181] ? __save_stack_trace+0x7e/0xd0 [ 29.617207] should_fail+0x8c0/0xa40 [ 29.656471] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 29.661558] ? kasan_kmalloc+0xad/0xe0 [ 29.665427] ? kmem_cache_alloc_trace+0x136/0x740 [ 29.670254] ? __memcg_init_list_lru_node+0x169/0x270 [ 29.675433] ? __list_lru_init+0x544/0x750 [ 29.679647] ? sget_userns+0x6b1/0xe40 [ 29.683520] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 29.688254] ? do_mount+0xea4/0x2bb0 [ 29.691946] ? SyS_mount+0xab/0x120 [ 29.695553] ? do_syscall_64+0x281/0x940 [ 29.699593] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 29.704946] ? find_held_lock+0x35/0x1d0 [ 29.708998] ? __lock_is_held+0xb6/0x140 [ 29.713062] ? check_same_owner+0x320/0x320 [ 29.717371] ? rcu_note_context_switch+0x710/0x710 [ 29.722294] should_failslab+0xec/0x120 [ 29.726254] kmem_cache_alloc_trace+0x4b/0x740 [ 29.730842] __memcg_init_list_lru_node+0x169/0x270 [ 29.735848] ? list_lru_add+0x7c0/0x7c0 [ 29.739831] ? __kmalloc_node+0x47/0x70 [ 29.743887] __list_lru_init+0x544/0x750 [ 29.747938] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 29.753807] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 29.758825] ? lockdep_init_map+0x9/0x10 [ 29.762874] sget_userns+0x6b1/0xe40 [ 29.766747] ? set_anon_super+0x20/0x20 [ 29.770709] ? put_filp+0x90/0x90 [ 29.774148] ? destroy_unused_super.part.6+0xd0/0xd0 [ 29.779238] ? alloc_vfsmnt+0x762/0x9c0 [ 29.783192] ? path_lookupat+0x238/0xba0 [ 29.787243] ? mnt_free_id.isra.21+0x50/0x50 [ 29.791636] ? trace_hardirqs_off+0x10/0x10 [ 29.795941] ? putname+0xee/0x130 [ 29.799382] ? cap_capable+0x1b5/0x230 [ 29.803282] ? security_capable+0x8e/0xc0 [ 29.807430] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 29.812603] ? ns_capable_common+0xcf/0x160 [ 29.816910] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 29.822077] mount_ns+0x6d/0x190 [ 29.825433] rpc_mount+0x9e/0xd0 [ 29.828788] mount_fs+0x66/0x2d0 [ 29.832143] vfs_kern_mount.part.26+0xc6/0x4a0 [ 29.836714] ? may_umount+0xa0/0xa0 [ 29.840328] ? _raw_read_unlock+0x22/0x30 [ 29.844460] ? __get_fs_type+0x8a/0xc0 [ 29.848336] do_mount+0xea4/0x2bb0 [ 29.851865] ? __might_fault+0x110/0x1d0 [ 29.855922] ? copy_mount_string+0x40/0x40 [ 29.860137] ? check_same_owner+0x320/0x320 [ 29.864439] ? __check_object_size+0x8b/0x530 [ 29.868926] ? __might_sleep+0x95/0x190 [ 29.872992] ? kasan_check_write+0x14/0x20 [ 29.877211] ? _copy_from_user+0x99/0x110 [ 29.881346] ? memdup_user+0x5e/0x90 [ 29.885042] ? copy_mount_options+0x1f7/0x2e0 [ 29.889526] SyS_mount+0xab/0x120 [ 29.892962] ? copy_mnt_ns+0xb30/0xb30 [ 29.896836] do_syscall_64+0x281/0x940 [ 29.900711] ? __do_page_fault+0xc90/0xc90 [ 29.904927] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 29.909665] ? syscall_return_slowpath+0x550/0x550 [ 29.914577] ? syscall_return_slowpath+0x2ac/0x550 [ 29.919490] ? prepare_exit_to_usermode+0x350/0x350 [ 29.924506] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 29.930121] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 29.935476] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 29.940645] RIP: 0033:0x442c29 [ 29.943820] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 29.951508] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 29.958757] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 29.966099] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000300000000 [ 29.973353] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 29.980603] R13: 0000000000000005 R14: 0000000000001380 R15: 00007ffd314c8768 [ 29.987886] CPU: 0 PID: 4455 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 29.995247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.004621] Call Trace: executing program [ 30.007209] dump_stack+0x194/0x24d [ 30.010836] ? arch_local_irq_restore+0x53/0x53 [ 30.015499] ? __save_stack_trace+0x7e/0xd0 [ 30.019828] should_fail+0x8c0/0xa40 [ 30.023552] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 30.025483] FAULT_INJECTION: forcing a failure. [ 30.025483] name failslab, interval 1, probability 0, space 0, times 0 [ 30.028642] ? kasan_kmalloc+0xad/0xe0 [ 30.028650] ? kmem_cache_alloc_trace+0x136/0x740 [ 30.028660] ? __memcg_init_list_lru_node+0x169/0x270 [ 30.028672] ? __list_lru_init+0x544/0x750 [ 30.057869] ? sget_userns+0x6b1/0xe40 [ 30.061740] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 30.066483] ? do_mount+0xea4/0x2bb0 [ 30.070177] ? SyS_mount+0xab/0x120 [ 30.073783] ? do_syscall_64+0x281/0x940 [ 30.077823] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 30.083177] ? find_held_lock+0x35/0x1d0 [ 30.087232] ? __lock_is_held+0xb6/0x140 [ 30.091296] ? check_same_owner+0x320/0x320 [ 30.095605] ? rcu_note_context_switch+0x710/0x710 [ 30.100528] should_failslab+0xec/0x120 [ 30.104484] kmem_cache_alloc_trace+0x4b/0x740 [ 30.109048] ? __kmalloc_node+0x33/0x70 [ 30.113003] ? __kmalloc_node+0x33/0x70 [ 30.116961] ? rcu_read_lock_sched_held+0x108/0x120 [ 30.121965] __memcg_init_list_lru_node+0x169/0x270 [ 30.126967] ? list_lru_add+0x7c0/0x7c0 [ 30.130921] ? __kmalloc_node+0x47/0x70 [ 30.134887] __list_lru_init+0x544/0x750 [ 30.138937] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 30.144806] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.149812] ? lockdep_init_map+0x9/0x10 [ 30.153860] sget_userns+0x6b1/0xe40 [ 30.157731] ? set_anon_super+0x20/0x20 [ 30.161697] ? put_filp+0x90/0x90 [ 30.165133] ? destroy_unused_super.part.6+0xd0/0xd0 [ 30.170234] ? alloc_vfsmnt+0x762/0x9c0 [ 30.174191] ? path_lookupat+0x238/0xba0 [ 30.178234] ? mnt_free_id.isra.21+0x50/0x50 [ 30.182630] ? trace_hardirqs_off+0x10/0x10 [ 30.186936] ? putname+0xee/0x130 [ 30.190375] ? cap_capable+0x1b5/0x230 [ 30.194251] ? security_capable+0x8e/0xc0 [ 30.198395] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 30.203563] ? ns_capable_common+0xcf/0x160 [ 30.207868] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 30.213042] mount_ns+0x6d/0x190 [ 30.216413] rpc_mount+0x9e/0xd0 [ 30.219764] mount_fs+0x66/0x2d0 [ 30.223118] vfs_kern_mount.part.26+0xc6/0x4a0 [ 30.227683] ? may_umount+0xa0/0xa0 [ 30.231294] ? _raw_read_unlock+0x22/0x30 [ 30.235424] ? __get_fs_type+0x8a/0xc0 [ 30.239302] do_mount+0xea4/0x2bb0 [ 30.242824] ? __might_fault+0x110/0x1d0 [ 30.246878] ? copy_mount_string+0x40/0x40 [ 30.251091] ? check_same_owner+0x320/0x320 [ 30.255395] ? __check_object_size+0x8b/0x530 [ 30.259884] ? __might_sleep+0x95/0x190 [ 30.263848] ? kasan_check_write+0x14/0x20 [ 30.268066] ? _copy_from_user+0x99/0x110 [ 30.272199] ? memdup_user+0x5e/0x90 [ 30.275893] ? copy_mount_options+0x1f7/0x2e0 [ 30.280378] SyS_mount+0xab/0x120 [ 30.283812] ? copy_mnt_ns+0xb30/0xb30 [ 30.287683] do_syscall_64+0x281/0x940 [ 30.291549] ? __do_page_fault+0xc90/0xc90 [ 30.295768] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 30.300517] ? syscall_return_slowpath+0x550/0x550 [ 30.305431] ? syscall_return_slowpath+0x2ac/0x550 [ 30.310348] ? prepare_exit_to_usermode+0x350/0x350 [ 30.315351] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 30.320715] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 30.325811] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 30.330983] RIP: 0033:0x442c29 [ 30.334155] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 30.341846] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 30.349096] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 30.356346] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000300000000 [ 30.363595] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 30.370843] R13: 0000000000000005 R14: 0000000000001380 R15: 00007ffd314c8768 [ 30.378122] CPU: 1 PID: 4462 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 30.385469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.394799] Call Trace: [ 30.397366] dump_stack+0x194/0x24d [ 30.400969] ? arch_local_irq_restore+0x53/0x53 [ 30.405612] ? __save_stack_trace+0x7e/0xd0 [ 30.409915] should_fail+0x8c0/0xa40 [ 30.413605] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 30.418681] ? kasan_kmalloc+0xad/0xe0 [ 30.422540] ? kmem_cache_alloc_trace+0x136/0x740 [ 30.427356] ? __memcg_init_list_lru_node+0x169/0x270 [ 30.432520] ? __list_lru_init+0x544/0x750 [ 30.436728] ? sget_userns+0x6b1/0xe40 [ 30.440593] ? vfs_kern_mount.part.26+0xc6/0x4a0 [ 30.445326] ? do_mount+0xea4/0x2bb0 [ 30.449022] ? SyS_mount+0xab/0x120 [ 30.452634] ? do_syscall_64+0x281/0x940 [ 30.456666] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 30.462025] ? find_held_lock+0x35/0x1d0 [ 30.466098] ? __lock_is_held+0xb6/0x140 [ 30.470144] ? check_same_owner+0x320/0x320 [ 30.474440] ? rcu_note_context_switch+0x710/0x710 [ 30.479350] should_failslab+0xec/0x120 [ 30.483300] kmem_cache_alloc_trace+0x4b/0x740 [ 30.487854] ? __kmalloc_node+0x33/0x70 [ 30.491972] ? __kmalloc_node+0x33/0x70 [ 30.495925] ? rcu_read_lock_sched_held+0x108/0x120 [ 30.500920] __memcg_init_list_lru_node+0x169/0x270 [ 30.505916] ? list_lru_add+0x7c0/0x7c0 [ 30.509860] ? __kmalloc_node+0x47/0x70 [ 30.513837] __list_lru_init+0x544/0x750 [ 30.517878] ? memcg_destroy_list_lru_node.isra.7+0x110/0x110 [ 30.523740] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.528738] ? lockdep_init_map+0x9/0x10 [ 30.532782] sget_userns+0x6b1/0xe40 [ 30.536468] ? set_anon_super+0x20/0x20 [ 30.540434] ? put_filp+0x90/0x90 [ 30.543859] ? destroy_unused_super.part.6+0xd0/0xd0 [ 30.548938] ? alloc_vfsmnt+0x762/0x9c0 [ 30.552884] ? path_lookupat+0x238/0xba0 [ 30.556917] ? mnt_free_id.isra.21+0x50/0x50 [ 30.561301] ? trace_hardirqs_off+0x10/0x10 [ 30.565598] ? putname+0xee/0x130 [ 30.569039] ? cap_capable+0x1b5/0x230 [ 30.572911] ? security_capable+0x8e/0xc0 [ 30.577044] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 30.582212] ? ns_capable_common+0xcf/0x160 [ 30.586510] ? rpc_remove_pipe_dir_object+0x6d0/0x6d0 [ 30.591671] mount_ns+0x6d/0x190 [ 30.595022] rpc_mount+0x9e/0xd0 [ 30.598371] mount_fs+0x66/0x2d0 [ 30.601717] vfs_kern_mount.part.26+0xc6/0x4a0 [ 30.606273] ? may_umount+0xa0/0xa0 [ 30.609874] ? _raw_read_unlock+0x22/0x30 [ 30.613997] ? __get_fs_type+0x8a/0xc0 [ 30.617869] do_mount+0xea4/0x2bb0 [ 30.621383] ? __might_fault+0x110/0x1d0 [ 30.625434] ? copy_mount_string+0x40/0x40 [ 30.629642] ? check_same_owner+0x320/0x320 [ 30.633937] ? __check_object_size+0x8b/0x530 [ 30.638414] ? __might_sleep+0x95/0x190 [ 30.642370] ? kasan_check_write+0x14/0x20 [ 30.646576] ? _copy_from_user+0x99/0x110 [ 30.650699] ? memdup_user+0x5e/0x90 [ 30.654387] ? copy_mount_options+0x1f7/0x2e0 [ 30.658874] SyS_mount+0xab/0x120 [ 30.662309] ? copy_mnt_ns+0xb30/0xb30 [ 30.666174] do_syscall_64+0x281/0x940 [ 30.670038] ? __do_page_fault+0xc90/0xc90 [ 30.674251] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 30.678981] ? syscall_return_slowpath+0x550/0x550 [ 30.683883] ? syscall_return_slowpath+0x2ac/0x550 [ 30.688794] ? prepare_exit_to_usermode+0x350/0x350 [ 30.693787] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 30.699134] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 30.703955] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 30.709121] RIP: 0033:0x442c29 [ 30.712289] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 30.719976] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000442c29 [ 30.727220] RDX: 0000000020000480 RSI: 0000000020000180 RDI: 0000000020000100 [ 30.734464] RBP: 00007ffd314c8ed0 R08: 0000000000000000 R09: 0000000300000000 [ 30.741706] R10: 0000000000200000 R11: 0000000000000246 R12: ffffffffffffffff [ 30.748949] R13: 0000000000000005 R14: 0000000000001380 R15: 00007ffd314c8768 [ 30.762479] ------------[ cut here ]------------ [ 30.766096] ------------[ cut here ]------------ [ 30.767339] refcount_t: increment on 0; use-after-free. [ 30.772056] refcount_t: underflow; use-after-free. [ 30.777510] WARNING: CPU: 1 PID: 4434 at lib/refcount.c:153 refcount_inc+0x47/0x50 [ 30.782421] WARNING: CPU: 0 PID: 4437 at lib/refcount.c:187 refcount_sub_and_test+0x167/0x1b0 [ 30.789982] Kernel panic - not syncing: panic_on_warn set ... [ 30.789982] [ 30.798610] Modules linked in: [ 30.805938] CPU: 1 PID: 4434 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 30.805947] CPU: 0 PID: 4437 Comm: syzkaller349430 Not tainted 4.16.0-rc6+ #41 [ 30.809106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.816430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.816439] RIP: 0010:refcount_sub_and_test+0x167/0x1b0 [ 30.823846] Call Trace: [ 30.833259] RSP: 0018:ffff8801b061f728 EFLAGS: 00010286 [ 30.842589] dump_stack+0x194/0x24d [ 30.850470] ? arch_local_irq_restore+0x53/0x53 [ 30.856311] RAX: dffffc0000000008 RBX: 0000000000000000 RCX: ffffffff815ba4be [ 30.856317] RDX: 0000000000000000 RSI: 1ffff100360c3e95 RDI: 1ffff100360c3e6a [ 30.859921] ? vsnprintf+0x1ed/0x1900 [ 30.864546] RBP: ffff8801b061f7b8 R08: 0000000000000000 R09: 0000000000000000 [ 30.864553] R10: ffff8801b061f850 R11: 0000000000000000 R12: 1ffff100360c3ee6 [ 30.871802] panic+0x1e4/0x41c [ 30.879036] R13: 00000000ffffffff R14: 0000000000000001 R15: ffff8801b1be4184 [ 30.882825] ? refcount_error_report+0x214/0x214 [ 30.890066] FS: 0000000001817880(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 30.897308] ? show_regs_print_info+0x18/0x18 [ 30.900466] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.907710] ? vprintk_emit+0xa5f/0xb90 [ 30.912430] CR2: 00007ffd314c9000 CR3: 00000001b04a1006 CR4: 00000000001606f0 [ 30.920630] ? __warn+0x1c1/0x200 [ 30.925087] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 30.930945] ? refcount_inc+0x47/0x50 [ 30.934876] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 30.934880] Call Trace: [ 30.942126] __warn+0x1dc/0x200 [ 30.945548] ? refcount_inc+0x50/0x50 [ 30.952790] ? refcount_inc+0x47/0x50 [ 30.956558] ? task_active_pid_ns+0xd0/0xd0 [ 30.963801] report_bug+0x1f4/0x2b0 [ 30.966354] ? trace_hardirqs_off+0x10/0x10 [ 30.969607] fixup_bug.part.11+0x37/0x80 [ 30.973369] ? tcp_fastopen_active_disable_ofo_check+0x532/0x870 [ 30.977136] do_error_trap+0x2d7/0x3e0 [ 30.981430] refcount_dec_and_test+0x1a/0x20 [ 30.985021] ? vprintk_default+0x28/0x30 [ 30.989312] __sk_destruct+0x560/0x920 [ 30.993345] ? math_error+0x400/0x400 [ 30.999458] ? sk_wait_data+0x610/0x610 [ 31.003313] ? printk+0xaa/0xca [ 31.007710] ? lock_downgrade+0x980/0x980 [ 31.011821] ? show_regs_print_info+0x18/0x18 [ 31.015683] ? lock_release+0xa40/0xa40 [ 31.019463] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.023417] ? __lock_is_held+0xb6/0x140 [ 31.026670] do_invalid_op+0x1b/0x20 [ 31.031236] ? netlink_has_listeners+0x2a0/0x430 [ 31.035678] invalid_op+0x1b/0x40 [ 31.039621] ? refcount_sub_and_test+0x115/0x1b0 [ 31.044439] RIP: 0010:refcount_inc+0x47/0x50 [ 31.048470] ? netlink_insert+0x350/0x350 [ 31.052582] RSP: 0018:ffff8801b058f860 EFLAGS: 00010286 [ 31.057307] ? refcount_inc+0x50/0x50 [ 31.060734] RAX: dffffc0000000008 RBX: ffff8801ab55a1c4 RCX: ffffffff815ba4be [ 31.065464] ? refcount_inc+0x50/0x50 [ 31.069921] RDX: 0000000000000000 RSI: 1ffff100360b1ebc RDI: 1ffff100360b1e91 [ 31.069927] RBP: ffff8801b058f868 R08: 0000000000000000 R09: 0000000000000000 [ 31.074052] sk_destruct+0x47/0x80 [ 31.079378] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801b058faf8 [ 31.083149] __sk_free+0xf1/0x2b0 [ 31.090394] R13: ffff8801af87b513 R14: ffff8801ab55a1c0 R15: ffff8801af87b501 [ 31.094180] sk_free+0x2a/0x40 [ 31.101429] ? vprintk_func+0x5e/0xc0 [ 31.108660] tcp_close+0x967/0x1190 [ 31.112178] sk_alloc+0x3f9/0x1440 [ 31.119418] ? tcp_check_oom+0x500/0x500 [ 31.122838] ? sock_def_error_report+0x5e0/0x5e0 [ 31.130080] ? ip_mc_drop_socket+0x1ce/0x230 [ 31.133234] ? __raw_spin_lock_init+0x2d/0x100 [ 31.137010] inet_release+0xed/0x1c0 [ 31.140608] ? trace_hardirqs_off+0x10/0x10 [ 31.144136] sock_release+0x8d/0x1e0 [ 31.148160] ? do_raw_write_unlock+0x290/0x290 [ 31.152885] ? sock_alloc_file+0x560/0x560 [ 31.157264] ? trace_hardirqs_off+0x10/0x10 [ 31.161808] sock_close+0x16/0x20 [ 31.165490] ? __raw_spin_lock_init+0x1c/0x100 [ 31.169779] __fput+0x327/0x7e0 [ 31.173464] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 31.178020] ? fput+0x140/0x140 [ 31.182221] ? find_held_lock+0x35/0x1d0 [ 31.186517] ? _raw_spin_unlock_irq+0x27/0x70 [ 31.189949] ? inet_create+0x3fc/0xf50 [ 31.194502] ____fput+0x15/0x20 [ 31.197743] ? lock_downgrade+0x980/0x980 [ 31.202727] task_work_run+0x199/0x270 [ 31.205980] ? lock_release+0xa40/0xa40 [ 31.210011] ? task_work_cancel+0x210/0x210 [ 31.214469] ? lock_downgrade+0x980/0x980 [ 31.218324] ? __close_fd+0x222/0x360 [ 31.221596] inet_create+0x47c/0xf50 [ 31.225689] ? exit_to_usermode_loop+0x8c/0x2f0 [ 31.229558] ? ipip_gro_receive+0xf0/0xf0 [ 31.233503] exit_to_usermode_loop+0x275/0x2f0 [ 31.237790] ? __lock_is_held+0xb6/0x140 [ 31.242004] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 31.245787] __sock_create+0x4d4/0x850 [ 31.249458] ? getname_flags+0x256/0x580 [ 31.254106] ? kernel_sock_ip_overhead+0x4c0/0x4c0 [ 31.258218] ? do_syscall_64+0xb7/0x940 [ 31.262777] ? user_path_create+0x40/0x40 [ 31.266808] do_syscall_64+0x6ec/0x940 [ 31.272317] SyS_socket+0xeb/0x1d0 [ 31.276166] ? __do_page_fault+0xc90/0xc90 [ 31.280194] ? fillonedir+0x250/0x250 [ 31.285095] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 31.289039] ? move_addr_to_kernel+0x60/0x60 [ 31.293163] ? syscall_return_slowpath+0x550/0x550 [ 31.297028] ? getname_flags+0x256/0x580 [ 31.300542] ? syscall_return_slowpath+0x2ac/0x550 [ 31.304745] ? do_syscall_64+0xb7/0x940 [ 31.308523] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 31.314029] ? move_addr_to_kernel+0x60/0x60 [ 31.318410] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.323304] do_syscall_64+0x281/0x940 [ 31.327338] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 31.332228] ? __do_page_fault+0xc90/0xc90 [ 31.336255] RIP: 0033:0x402950 [ 31.341589] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 31.345964] RSP: 002b:00007ffd314c8628 EFLAGS: 00000246 [ 31.350778] ? syscall_return_slowpath+0x550/0x550 [ 31.354625] ORIG_RAX: 0000000000000003 [ 31.354630] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000402950 [ 31.359794] ? syscall_return_slowpath+0x2ac/0x550 [ 31.363989] RDX: 00000000000000e0 RSI: 00007ffd314c8f00 RDI: 0000000000000003 [ 31.363995] RBP: 00007ffd314c8740 R08: 00007ffd314c864c R09: 0000000000000001 [ 31.367161] ? prepare_exit_to_usermode+0x350/0x350 [ 31.371878] R10: 00007ffd314c8740 R11: 0000000000000246 R12: 00000000006cf4c0 [ 31.377216] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 31.382107] R13: 00000000006cee40 R14: 0000000000001380 R15: 00007ffd314c8768 [ 31.386064] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.393316] Code: [ 31.398207] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 31.405436] 5e [ 31.412679] RIP: 0033:0x4456a7 [ 31.417660] 41 [ 31.424901] RSP: 002b:00007ffd314c8628 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 31.430237] 5f [ 31.437481] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004456a7 [ 31.442289] 5d [ 31.444406] RDX: 0000000000000006 RSI: 0000000000000001 RDI: 0000000000000002 [ 31.444412] RBP: 00007ffd314c8740 R08: 0000000000000000 R09: 0000000000000001 [ 31.449569] c3 [ 31.451430] R10: 0000000000000006 R11: 0000000000000202 R12: 0000000000000003 [ 31.454591] e8 [ 31.456451] R13: 0000000000000003 R14: 0000000000006cc2 R15: 00007ffd314c8768 [ 31.464124] 0a 0b be fe 80 3d 20 c9 84 05 00 75 1a e8 fc 0a be fe 48 c7 c7 e0 78 e5 86 c6 05 0b c9 84 05 01 e8 a9 16 8e fe <0f> 0b 31 db eb a3 e8 de 0a be fe 83 fb ff 0f 85 63 ff ff ff 31 [ 31.525414] ---[ end trace dd327356f543ce46 ]--- [ 31.530569] Dumping ftrace buffer: [ 31.534241] (ftrace buffer empty) [ 31.537933] Kernel Offset: disabled [ 31.541534] Rebooting in 86400 seconds..