Warning: Permanently added '10.128.10.36' (ECDSA) to the list of known hosts. [* ] A start job is running for dev-ttyS0.device (8s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (8s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (9s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (9s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (10s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (10s / 1min 30s)[ 18.536057][ T22] audit: type=1400 audit(1624602272.560:8): avc: denied { execmem } for pid=337 comm="syz-executor555" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 18.536330][ T337] FAULT_INJECTION: forcing a failure. [ 18.536330][ T337] name failslab, interval 1, probability 0, space 0, times 1 [ 18.570297][ T337] CPU: 0 PID: 337 Comm: syz-executor555 Not tainted 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 18.580419][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.590444][ T337] Call Trace: [ 18.593754][ T337] dump_stack+0x1d8/0x24e [ 18.598067][ T337] ? devkmsg_release+0x11c/0x11c [ 18.602984][ T337] ? show_regs_print_info+0x12/0x12 [ 18.608248][ T337] should_fail+0x6f6/0x860 [ 18.612637][ T337] ? setup_fault_attr+0x3d0/0x3d0 [ 18.617640][ T337] ? security_file_alloc+0x32/0x1f0 [ 18.622891][ T337] should_failslab+0x5/0x20 [ 18.627368][ T337] kmem_cache_alloc+0x36/0x290 [ 18.632102][ T337] security_file_alloc+0x32/0x1f0 [ 18.637095][ T337] __alloc_file+0xba/0x380 [ 18.641478][ T337] alloc_empty_file+0xa9/0x1b0 [ 18.646214][ T337] path_openat+0x125/0x3da0 [ 18.650784][ T337] ? arch_stack_walk+0xf8/0x140 [ 18.655615][ T337] ? stack_trace_snprint+0x150/0x150 [ 18.660865][ T337] ? refcount_inc_not_zero_checked+0x1a1/0x280 [ 18.666990][ T337] ? do_filp_open+0x450/0x450 [ 18.671720][ T337] ? __kasan_kmalloc+0x137/0x1e0 [ 18.676728][ T337] ? kmem_cache_alloc+0x115/0x290 [ 18.681723][ T337] ? getname_flags+0xba/0x640 [ 18.686367][ T337] ? do_sys_open+0x33e/0x7c0 [ 18.691024][ T337] ? do_syscall_64+0xcb/0x1e0 [ 18.695683][ T337] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 18.701738][ T337] do_filp_open+0x208/0x450 [ 18.706219][ T337] ? vfs_tmpfile+0x210/0x210 [ 18.710902][ T337] ? _raw_spin_unlock+0x49/0x60 [ 18.716174][ T337] ? __alloc_fd+0x4f1/0x590 [ 18.720659][ T337] do_sys_open+0x383/0x7c0 [ 18.725056][ T337] ? check_preemption_disabled+0x154/0x330 [ 18.730929][ T337] ? file_open_root+0x450/0x450 [ 18.735764][ T337] ? __fput+0x4fa/0x6c0 [ 18.739887][ T337] do_syscall_64+0xcb/0x1e0 [ 18.744358][ T337] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 18.750304][ T337] RIP: 0033:0x402a87 [ 18.754167][ T337] Code: 25 00 00 41 00 3d 00 00 41 00 74 47 64 8b 04 25 18 00 00 00 85 c0 75 6b 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 95 00 00 00 48 8b 4c 24 28 64 48 2b 0c 25 [ 18.774268][ T337] RSP: 002b:00007ffe2c388370 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 18.782644][ T337] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000402a87 [ 18.790582][ T337] RDX: 0000000000080001 RSI: 0000000000488190 RDI: 00000000ffffff9c [ 18.798528][ T337] RBP: 0000000000488190 R08: 0000000000000000 R09: 00007ffe2c388360 [ 18.806482][ T337] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080001 [ 18.814434][ T337] R13: 0000000000000000 R14: 00000000004b3018 R15: 00000000004004a0 [ 18.835078][ T338] FAULT_INJECTION: forcing a failure. [ 18.835078][ T338] name failslab, interval 1, probability 0, space 0, times 0 [ 18.848035][ T338] CPU: 1 PID: 338 Comm: syz-executor555 Not tainted 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 18.858740][ T338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.868782][ T338] Call Trace: [ 18.872167][ T338] dump_stack+0x1d8/0x24e [ 18.876618][ T338] ? devkmsg_release+0x11c/0x11c [ 18.881749][ T338] ? __find_get_block+0xd13/0x10c0 [ 18.886911][ T338] ? show_regs_print_info+0x12/0x12 [ 18.892091][ T338] ? unwind_get_return_address+0x48/0x80 [ 18.897701][ T338] should_fail+0x6f6/0x860 [ 18.902114][ T338] ? setup_fault_attr+0x3d0/0x3d0 [ 18.907214][ T338] ? ebitmap_cmp+0x1b8/0x220 [ 18.911913][ T338] ? mls_compute_context_len+0x7dd/0x810 [ 18.917702][ T338] ? context_struct_to_string+0x43b/0x8b0 [ 18.923400][ T338] should_failslab+0x5/0x20 [ 18.927882][ T338] __kmalloc+0x5f/0x2f0 [ 18.932033][ T338] context_struct_to_string+0x43b/0x8b0 [ 18.937647][ T338] ? security_bounded_transition+0x560/0x560 [ 18.943612][ T338] ? symhash+0xe0/0xe0 [ 18.947650][ T338] ? hashtab_search+0x1bf/0x200 [ 18.952578][ T338] context_add_hash+0x13f/0x270 [ 18.957420][ T338] ? security_sid_to_context_inval+0x40/0x40 [ 18.963559][ T338] ? mls_context_isvalid+0x98/0x380 [ 18.968840][ T338] ? policydb_context_isvalid+0x1b6/0x400 [ 18.974943][ T338] security_compute_sid+0x1142/0x1d00 [ 18.980426][ T338] ? __rcu_read_lock+0x50/0x50 [ 18.985170][ T338] ? security_transition_sid+0x90/0x90 [ 18.990618][ T338] ? avc_denied+0x1c0/0x1c0 [ 18.995181][ T338] ? avc_has_perm_noaudit+0x400/0x400 [ 19.000521][ T338] ? avc_has_perm_noaudit+0x30c/0x400 [ 19.005865][ T338] security_transition_sid+0x78/0x90 [ 19.011210][ T338] may_create+0x62b/0x960 [ 19.015609][ T338] ? show_sid+0x250/0x250 [ 19.019909][ T338] ? selinux_inode_permission+0x445/0x690 [ 19.025596][ T338] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 19.031371][ T338] ? from_kgid+0x206/0x350 [ 19.035773][ T338] ? make_kgid+0x390/0x390 [ 19.040246][ T338] ? generic_permission+0x13a/0x490 [ 19.045559][ T338] security_inode_mkdir+0x96/0x120 [ 19.050647][ T338] vfs_mkdir+0x34a/0x5f0 [ 19.054989][ T338] open_or_create_special_dir+0xba/0x150 [ 19.060598][ T338] incfs_mount_fs+0x3e9/0x840 [ 19.065500][ T338] ? incfs_unlink+0x80/0x80 [ 19.069999][ T338] ? vfs_parse_fs_param+0x2cb/0x430 [ 19.075256][ T338] ? vfs_parse_fs_string+0x1e9/0x290 [ 19.080510][ T338] ? cap_capable+0x23f/0x280 [ 19.085088][ T338] legacy_get_tree+0xde/0x170 [ 19.089749][ T338] ? incfs_unlink+0x80/0x80 [ 19.094470][ T338] vfs_get_tree+0x83/0x260 [ 19.098957][ T338] do_mount+0x19d0/0x2670 [ 19.103271][ T338] ? copy_mount_string+0x30/0x30 [ 19.108191][ T338] ? _copy_from_user+0xa4/0xe0 [ 19.113019][ T338] ? copy_mount_options+0xc9/0x300 [ 19.118189][ T338] ? ksys_mount+0x8f/0xf0 [ 19.122508][ T338] ksys_mount+0xc2/0xf0 [ 19.126635][ T338] __x64_sys_mount+0xb1/0xc0 [ 19.131195][ T338] do_syscall_64+0xcb/0x1e0 [ 19.135675][ T338] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 19.142132][ T338] RIP: 0033:0x444e49 [ 19.146000][ T338] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 19.166050][ T338] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 19.174435][ T338] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 19.182407][ T338] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 19.190546][ T338] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 19.200452][ T338] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000403d10 [ 19.208585][ T338] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 0000000000000000 [ 19.217604][ T338] incfs: Can't find or create .index dir in ./file0 [ 19.226107][ T337] BUG: Dentry ffff8881ecfa2990{i=0,n=.index} still in use (1) [unmount of vfat loop0] [ 19.236345][ T337] ------------[ cut here ]------------ [ 19.241804][ T337] WARNING: CPU: 0 PID: 337 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 19.250106][ T337] Modules linked in: [ 19.254081][ T337] CPU: 0 PID: 337 Comm: syz-executor555 Not tainted 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 19.264426][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.274650][ T337] RIP: 0010:umount_check+0x179/0x1c0 [ 19.279995][ T337] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 20 06 e9 84 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 57 a6 af ff 48 83 c4 08 <0f> 0b e9 fd fe ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff [ 19.299927][ T337] RSP: 0018:ffff8881e61ffc58 EFLAGS: 00010282 [ 19.305972][ T337] RAX: 0000000000000054 RBX: ffffffff85fc5c00 RCX: 384b7f6e73a49500 [[ 19.313949][ T337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 19.322611][ T337] RBP: ffff8881f40fa420 R08: ffffffff814e9057 R09: ffffed103edc5e08 [ 19.330601][ T337] R10: ffffed103edc5e08 R11: 0000000000000000 R12: dffffc0000000000 [ 19.338559][ T337] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881ecfa2990 [ 19.346515][ T337] FS: 0000000002171300(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 19.355751][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 *[0;[ 19.362324][ T337] CR2: 00007ffe2c386ef8 CR3: 00000001e0eb2000 CR4: 00000000001406f0 [ 19.371663][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 19.379619][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 19.387568][ T337] Call Trace: [ 19.390846][ T337] d_walk+0x2d9/0x540 1;31m*] A st[ 19.395013][ T337] ? __d_free+0x20/0x20 [ 19.400523][ T337] shrink_dcache_for_umount+0x8a/0x1a0 [ 19.405978][ T337] generic_shutdown_super+0x63/0x2a0 art job is runni[ 19.411272][ T337] kill_block_super+0x79/0xd0 [ 19.417310][ T337] deactivate_locked_super+0xaf/0x100 ng for dev-ttyS0[ 19.422661][ T337] deactivate_super+0x1b3/0x270 [ 19.429065][ T337] ? deactivate_locked_super+0x100/0x100 [ 19.434684][ T337] ? dput+0x4de/0x5d0 .device (11s / 1[ 19.438650][ T337] ? _raw_spin_lock_irqsave+0x210/0x210 [ 19.445572][ T337] ? find_next_bit+0xc6/0x110 min 30s)[ 19.450506][ T337] cleanup_mnt+0x432/0x4e0 [ 19.455600][ T337] task_work_run+0x186/0x1b0 [ 19.460174][ T337] prepare_exit_to_usermode+0x2b0/0x310 [ 19.465865][ T337] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 19.471923][ T337] RIP: 0033:0x4461e7 [ 19.476049][ T337] Code: 06 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 19.496111][ T337] RSP: 002b:00007ffe2c387638 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 19.504774][ T337] RAX: 0000000000000000 RBX: 000000000000497c RCX: 00000000004461e7 [ 19.512856][ T337] RDX: 00007ffe2c3876f9 RSI: 0000000000000002 RDI: 00007ffe2c3876f0 [ 19.520810][ T337] RBP: 00007ffe2c3876f0 R08: 00000000ffffffff R09: 00007ffe2c3874d0 [ 19.528937][ T337] R10: 0000000002172663 R11: 0000000000000202 R12: 00007ffe2c388760 [ 19.537602][ T337] R13: 00000000021725f0 R14: 00007ffe2c387660 R15: 0000000000000001 [ 19.545841][ T337] ---[ end trace f4ab0f68118345ea ]--- [ 19.552394][ T337] VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds. Have a nice day... [ 19.605000][ T342] FAULT_INJECTION: forcing a failure. [ 19.605000][ T342] name failslab, interval 1, probability 0, space 0, times 0 [ 19.618087][ T342] CPU: 1 PID: 342 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 19.629834][ T342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.639867][ T342] Call Trace: [ 19.643313][ T342] dump_stack+0x1d8/0x24e [ 19.648064][ T342] ? devkmsg_release+0x11c/0x11c [ 19.653278][ T342] ? __find_get_block+0xd13/0x10c0 [ 19.658368][ T342] ? show_regs_print_info+0x12/0x12 [ 19.663552][ T342] ? unwind_get_return_address+0x48/0x80 [ 19.669350][ T342] should_fail+0x6f6/0x860 [ 19.673829][ T342] ? setup_fault_attr+0x3d0/0x3d0 [ 19.678844][ T342] ? ebitmap_cmp+0x1b8/0x220 [ 19.683523][ T342] ? mls_compute_context_len+0x7dd/0x810 [ 19.689228][ T342] ? context_struct_to_string+0x43b/0x8b0 [ 19.695539][ T342] should_failslab+0x5/0x20 [ 19.700018][ T342] __kmalloc+0x5f/0x2f0 [ 19.704254][ T342] context_struct_to_string+0x43b/0x8b0 [ 19.709774][ T342] ? security_bounded_transition+0x560/0x560 [ 19.715809][ T342] ? symhash+0xe0/0xe0 [ 19.719849][ T342] ? hashtab_search+0x1bf/0x200 [ 19.724785][ T342] context_add_hash+0x13f/0x270 [ 19.729696][ T342] ? security_sid_to_context_inval+0x40/0x40 [ 19.735661][ T342] ? mls_context_isvalid+0x98/0x380 [ 19.741092][ T342] ? policydb_context_isvalid+0x1b6/0x400 [ 19.746798][ T342] security_compute_sid+0x1142/0x1d00 [ 19.752404][ T342] ? __rcu_read_lock+0x50/0x50 [ 19.757139][ T342] ? security_transition_sid+0x90/0x90 [ 19.762584][ T342] ? avc_denied+0x1c0/0x1c0 [ 19.767062][ T342] ? avc_has_perm_noaudit+0x400/0x400 [ 19.772607][ T342] ? avc_has_perm_noaudit+0x30c/0x400 [ 19.777974][ T342] security_transition_sid+0x78/0x90 [ 19.783236][ T342] may_create+0x62b/0x960 [ 19.787642][ T342] ? show_sid+0x250/0x250 [ 19.792028][ T342] ? selinux_inode_permission+0x445/0x690 [ 19.797715][ T342] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 19.803577][ T342] ? from_kgid+0x206/0x350 [ 19.808169][ T342] ? make_kgid+0x390/0x390 [ 19.812571][ T342] ? generic_permission+0x13a/0x490 [ 19.817764][ T342] security_inode_mkdir+0x96/0x120 [ 19.822956][ T342] vfs_mkdir+0x34a/0x5f0 [ 19.827171][ T342] open_or_create_special_dir+0xba/0x150 [ 19.832773][ T342] incfs_mount_fs+0x3e9/0x840 [ 19.837446][ T342] ? incfs_unlink+0x80/0x80 [ 19.841933][ T342] ? vfs_parse_fs_param+0x2cb/0x430 [ 19.847100][ T342] ? vfs_parse_fs_string+0x1e9/0x290 [ 19.852355][ T342] ? cap_capable+0x23f/0x280 [ 19.856918][ T342] legacy_get_tree+0xde/0x170 [ 19.861961][ T342] ? incfs_unlink+0x80/0x80 [ 19.866606][ T342] vfs_get_tree+0x83/0x260 [ 19.871172][ T342] do_mount+0x19d0/0x2670 [ 19.875479][ T342] ? copy_mount_string+0x30/0x30 [ 19.880392][ T342] ? _copy_from_user+0xa4/0xe0 [ 19.885197][ T342] ? copy_mount_options+0xc9/0x300 [ 19.890464][ T342] ? ksys_mount+0x8f/0xf0 [ 19.894948][ T342] ksys_mount+0xc2/0xf0 [ 19.899100][ T342] __x64_sys_mount+0xb1/0xc0 [ 19.903854][ T342] do_syscall_64+0xcb/0x1e0 [ 19.908339][ T342] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 19.914206][ T342] RIP: 0033:0x444e49 [ 19.918342][ T342] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 19.938844][ T342] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 19.947319][ T342] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 19.955266][ T342] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 19.963298][ T342] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 19.971441][ T342] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 19.980087][ T342] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 0000000000000001 [ 19.989239][ T342] incfs: Can't find or create .index dir in ./file0 [ *[[ 19.998141][ T337] BUG: Dentry ffff8881ecfc7330{i=0,n=.index} still in use (1) [unmount of vfat loop0] 0m] A start job [ 20.009233][ T337] ------------[ cut here ]------------ [ 20.016004][ T337] WARNING: CPU: 1 PID: 337 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 20.024315][ T337] Modules linked in: [ 20.028191][ T337] CPU: 1 PID: 337 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 20.040240][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.050394][ T337] RIP: 0010:umount_check+0x179/0x1c0 [ 20.055752][ T337] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 20 06 e9 84 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 57 a6 af ff 48 83 c4 08 <0f> 0b e9 fd fe ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff [ 20.075488][ T337] RSP: 0018:ffff8881e61ffc58 EFLAGS: 00010282 [ 20.081530][ T337] RAX: 0000000000000054 RBX: ffffffff85fc5c00 RCX: 384b7f6e73a49500 [ 20.089476][ T337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 20.097444][ T337] RBP: ffff8881f3cda420 R08: ffffffff814e9057 R09: ffffed103ede5e08 [ 20.105642][ T337] R10: ffffed103ede5e08 R11: 0000000000000000 R12: dffffc0000000000 [ 20.113794][ T337] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881ecfc7330 [ 20.122078][ T337] FS: 0000000002171300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 20.131074][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.137659][ T337] CR2: 00007ffe2c386ef8 CR3: 00000001e0eb2000 CR4: 00000000001406e0 [ 20.145606][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 20.153607][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.161707][ T337] Call Trace: [ 20.165107][ T337] d_walk+0x2d9/0x540 [ 20.169067][ T337] ? __d_free+0x20/0x20 [ 20.173199][ T337] shrink_dcache_for_umount+0x8a/0x1a0 [ 20.178630][ T337] generic_shutdown_super+0x63/0x2a0 [ 20.183898][ T337] kill_block_super+0x79/0xd0 [ 20.188549][ T337] deactivate_locked_super+0xaf/0x100 [ 20.193917][ T337] deactivate_super+0x1b3/0x270 [ 20.198741][ T337] ? deactivate_locked_super+0x100/0x100 [ 20.204429][ T337] ? dput+0x4de/0x5d0 [ 20.208523][ T337] ? _raw_spin_lock_irqsave+0x210/0x210 [ 20.214133][ T337] ? find_next_bit+0xc6/0x110 [ 20.218969][ T337] cleanup_mnt+0x432/0x4e0 [ 20.223443][ T337] task_work_run+0x186/0x1b0 [ 20.228099][ T337] prepare_exit_to_usermode+0x2b0/0x310 [ 20.233626][ T337] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 20.239884][ T337] RIP: 0033:0x4461e7 [ 20.243782][ T337] Code: 06 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 20.263814][ T337] RSP: 002b:00007ffe2c387638 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 20.272486][ T337] RAX: 0000000000000000 RBX: 0000000000004c7f RCX: 00000000004461e7 [ 20.281053][ T337] RDX: 00007ffe2c3876f9 RSI: 0000000000000002 RDI: 00007ffe2c3876f0 [ 20.289002][ T337] RBP: 00007ffe2c3876f0 R08: 00000000ffffffff R09: 00007ffe2c3874d0 [ 20.297117][ T337] R10: 0000000002172663 R11: 0000000000000202 R12: 00007ffe2c388760 [ 20.305057][ T337] R13: 00000000021725f0 R14: 00007ffe2c387660 R15: 0000000000000002 [ 20.313015][ T337] ---[ end trace f4ab0f68118345eb ]--- is running for d[ 20.319833][ T337] VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds. Have a nice day... ev-ttyS0.device (12s / 1min 30s)[ 20.367201][ T346] FAULT_INJECTION: forcing a failure. [ 20.367201][ T346] name failslab, interval 1, probability 0, space 0, times 0 [ 20.379933][ T346] CPU: 1 PID: 346 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 20.392023][ T346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.402599][ T346] Call Trace: [ 20.405974][ T346] dump_stack+0x1d8/0x24e [ 20.410274][ T346] ? devkmsg_release+0x11c/0x11c [ 20.415181][ T346] ? __find_get_block+0xd13/0x10c0 [ 20.420351][ T346] ? show_regs_print_info+0x12/0x12 [ 20.425534][ T346] ? unwind_get_return_address+0x48/0x80 [ 20.431145][ T346] should_fail+0x6f6/0x860 [ 20.435532][ T346] ? setup_fault_attr+0x3d0/0x3d0 [ 20.440525][ T346] ? ebitmap_cmp+0x1b8/0x220 [ 20.445087][ T346] ? mls_compute_context_len+0x7dd/0x810 [ 20.450876][ T346] ? context_struct_to_string+0x43b/0x8b0 [ 20.456680][ T346] should_failslab+0x5/0x20 [ 20.461256][ T346] __kmalloc+0x5f/0x2f0 [ 20.465467][ T346] context_struct_to_string+0x43b/0x8b0 [ 20.471075][ T346] ? security_bounded_transition+0x560/0x560 [ 20.477227][ T346] ? symhash+0xe0/0xe0 [ 20.481417][ T346] ? hashtab_search+0x1bf/0x200 [ 20.486277][ T346] context_add_hash+0x13f/0x270 [ 20.491111][ T346] ? security_sid_to_context_inval+0x40/0x40 [ 20.497071][ T346] ? mls_context_isvalid+0x98/0x380 [ 20.502377][ T346] ? policydb_context_isvalid+0x1b6/0x400 [ 20.508243][ T346] security_compute_sid+0x1142/0x1d00 [ 20.513596][ T346] ? __rcu_read_lock+0x50/0x50 [ 20.518620][ T346] ? security_transition_sid+0x90/0x90 [ 20.525310][ T346] ? avc_denied+0x1c0/0x1c0 [ 20.530018][ T346] ? avc_has_perm_noaudit+0x400/0x400 [ 20.535362][ T346] ? avc_has_perm_noaudit+0x30c/0x400 [ 20.540716][ T346] security_transition_sid+0x78/0x90 [ 20.546106][ T346] may_create+0x62b/0x960 [ 20.550550][ T346] ? show_sid+0x250/0x250 [ 20.554859][ T346] ? selinux_inode_permission+0x445/0x690 [ 20.560559][ T346] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 20.566516][ T346] ? from_kgid+0x206/0x350 [ 20.571498][ T346] ? make_kgid+0x390/0x390 [ 20.575993][ T346] ? generic_permission+0x13a/0x490 [ 20.581196][ T346] security_inode_mkdir+0x96/0x120 [ 20.586309][ T346] vfs_mkdir+0x34a/0x5f0 [ 20.590623][ T346] open_or_create_special_dir+0xba/0x150 [ 20.596341][ T346] incfs_mount_fs+0x3e9/0x840 [ 20.601350][ T346] ? incfs_unlink+0x80/0x80 [ 20.605907][ T346] ? vfs_parse_fs_param+0x2cb/0x430 [ 20.611098][ T346] ? vfs_parse_fs_string+0x1e9/0x290 [ 20.616370][ T346] ? cap_capable+0x23f/0x280 [ 20.620937][ T346] legacy_get_tree+0xde/0x170 [ 20.625818][ T346] ? incfs_unlink+0x80/0x80 [ 20.630495][ T346] vfs_get_tree+0x83/0x260 [ 20.635231][ T346] do_mount+0x19d0/0x2670 [ 20.639542][ T346] ? copy_mount_string+0x30/0x30 [ 20.644450][ T346] ? _copy_from_user+0xa4/0xe0 [ 20.649183][ T346] ? copy_mount_options+0xc9/0x300 [ 20.654380][ T346] ? ksys_mount+0x8f/0xf0 [ 20.658678][ T346] ksys_mount+0xc2/0xf0 [ 20.663021][ T346] __x64_sys_mount+0xb1/0xc0 [ 20.667583][ T346] do_syscall_64+0xcb/0x1e0 [ 20.672085][ T346] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 20.677944][ T346] RIP: 0033:0x444e49 [ 20.681808][ T346] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 20.701644][ T346] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 20.710037][ T346] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 20.718189][ T346] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 20.726315][ T346] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 20.735169][ T346] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 20.743212][ T346] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 0000000000000002 [ 20.751801][ T346] incfs: Can't find or create .index dir in ./file0 [ [ 20.759756][ T337] BUG: Dentry ffff8881ecea7770{i=0,n=.index} still in use (1) [unmount of vfat loop0] **][ 20.770694][ T337] ------------[ cut here ]------------ [ 20.777354][ T337] WARNING: CPU: 0 PID: 337 at fs/dcache.c:1597 umount_check+0x179/0x1c0 A start job is [ 20.785737][ T337] Modules linked in: [ 20.791008][ T337] CPU: 0 PID: 337 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 20.802516][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 running for dev-[ 20.812649][ T337] RIP: 0010:umount_check+0x179/0x1c0 [ 20.819312][ T337] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 20 06 e9 84 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 57 a6 af ff 48 83 c4 08 <0f> 0b e9 fd fe ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff [ 20.839182][ T337] RSP: 0018:ffff8881e61ffc58 EFLAGS: 00010282 ttyS0.device (13[ 20.845228][ T337] RAX: 0000000000000054 RBX: ffffffff85fc5c00 RCX: 384b7f6e73a49500 [ 20.854561][ T337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 20.862538][ T337] RBP: ffff8881f3cdf420 R08: ffffffff814e9057 R09: ffffed103edc5e08 s / 1min 30s)[ 20.870490][ T337] R10: ffffed103edc5e08 R11: 0000000000000000 R12: dffffc0000000000 [ 20.879857][ T337] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881ecea7770 [ 20.887820][ T337] FS: 0000000002171300(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 20.896743][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.903345][ T337] CR2: 00007ffe2c386ef8 CR3: 00000001e0eb2000 CR4: 00000000001406f0 [ 20.911300][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 20.919240][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.927453][ T337] Call Trace: [ 20.930722][ T337] d_walk+0x2d9/0x540 [ 20.934760][ T337] ? __d_free+0x20/0x20 [ 20.938986][ T337] shrink_dcache_for_umount+0x8a/0x1a0 [ 20.944602][ T337] generic_shutdown_super+0x63/0x2a0 [ 20.949951][ T337] kill_block_super+0x79/0xd0 [ 20.954608][ T337] deactivate_locked_super+0xaf/0x100 [ 20.960048][ T337] deactivate_super+0x1b3/0x270 [ 20.965043][ T337] ? deactivate_locked_super+0x100/0x100 [ 20.970662][ T337] ? dput+0x4de/0x5d0 [ 20.974834][ T337] ? _raw_spin_lock_irqsave+0x210/0x210 [ 20.980464][ T337] ? find_next_bit+0xc6/0x110 [ 20.985394][ T337] cleanup_mnt+0x432/0x4e0 [ 20.989797][ T337] task_work_run+0x186/0x1b0 [ 20.994449][ T337] prepare_exit_to_usermode+0x2b0/0x310 [ 21.000036][ T337] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 21.006244][ T337] RIP: 0033:0x4461e7 [ 21.010128][ T337] Code: 06 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 21.030090][ T337] RSP: 002b:00007ffe2c387638 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 21.038689][ T337] RAX: 0000000000000000 RBX: 0000000000004f7e RCX: 00000000004461e7 [ 21.046727][ T337] RDX: 00007ffe2c3876f9 RSI: 0000000000000002 RDI: 00007ffe2c3876f0 [ 21.054666][ T337] RBP: 00007ffe2c3876f0 R08: 00000000ffffffff R09: 00007ffe2c3874d0 [ 21.062615][ T337] R10: 0000000002172663 R11: 0000000000000202 R12: 00007ffe2c388760 [ 21.070556][ T337] R13: 00000000021725f0 R14: 00007ffe2c387660 R15: 0000000000000003 [ 21.078690][ T337] ---[ end trace f4ab0f68118345ec ]--- [ 21.086243][ T337] VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds. Have a nice day... [ 21.152674][ T349] FAULT_INJECTION: forcing a failure. [ 21.152674][ T349] name failslab, interval 1, probability 0, space 0, times 0 [ 21.165622][ T349] CPU: 1 PID: 349 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 21.177248][ T349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.187372][ T349] Call Trace: [ 21.190650][ T349] dump_stack+0x1d8/0x24e [ 21.195049][ T349] ? devkmsg_release+0x11c/0x11c [ 21.200065][ T349] ? show_regs_print_info+0x12/0x12 [ 21.205316][ T349] should_fail+0x6f6/0x860 [ 21.209715][ T349] ? setup_fault_attr+0x3d0/0x3d0 [ 21.214726][ T349] ? avc_alloc_node+0x8f/0x480 [ 21.219464][ T349] should_failslab+0x5/0x20 [ 21.223939][ T349] kmem_cache_alloc+0x36/0x290 [ 21.228674][ T349] avc_alloc_node+0x8f/0x480 [ 21.233327][ T349] ? _raw_spin_lock_irqsave+0xf8/0x210 [ 21.238751][ T349] ? _raw_spin_lock+0x1b0/0x1b0 [ 21.243571][ T349] ? avc_xperms_free+0x270/0x270 [ 21.248500][ T349] avc_compute_av+0x15a/0x710 [ 21.253144][ T349] avc_has_perm_noaudit+0x2c6/0x400 [ 21.258397][ T349] ? avc_denied+0x1c0/0x1c0 [ 21.263021][ T349] avc_has_perm+0xd2/0x270 [ 21.267416][ T349] ? avc_has_perm_noaudit+0x400/0x400 [ 21.272766][ T349] ? avc_has_perm_noaudit+0x30c/0x400 [ 21.278117][ T349] ? security_transition_sid+0x78/0x90 [ 21.283546][ T349] may_create+0x6f4/0x960 [ 21.287857][ T349] ? show_sid+0x250/0x250 [ 21.292151][ T349] ? selinux_inode_permission+0x445/0x690 [ 21.298094][ T349] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 21.303881][ T349] ? from_kgid+0x206/0x350 [ 21.308295][ T349] ? make_kgid+0x390/0x390 [ 21.312769][ T349] ? generic_permission+0x13a/0x490 [ 21.318197][ T349] security_inode_mkdir+0x96/0x120 [ 21.323279][ T349] vfs_mkdir+0x34a/0x5f0 [ 21.327611][ T349] open_or_create_special_dir+0xba/0x150 [ 21.333389][ T349] incfs_mount_fs+0x3e9/0x840 [ 21.338042][ T349] ? incfs_unlink+0x80/0x80 [ 21.342529][ T349] ? vfs_parse_fs_param+0x2cb/0x430 [ 21.347795][ T349] ? vfs_parse_fs_string+0x1e9/0x290 [ 21.353241][ T349] ? cap_capable+0x23f/0x280 [ 21.358060][ T349] legacy_get_tree+0xde/0x170 [ 21.362777][ T349] ? incfs_unlink+0x80/0x80 [ 21.367336][ T349] vfs_get_tree+0x83/0x260 [ 21.371717][ T349] do_mount+0x19d0/0x2670 [ 21.376030][ T349] ? copy_mount_string+0x30/0x30 [ 21.380961][ T349] ? _copy_from_user+0xa4/0xe0 [ 21.385697][ T349] ? copy_mount_options+0xc9/0x300 [ 21.390869][ T349] ? ksys_mount+0x8f/0xf0 [ 21.395257][ T349] ksys_mount+0xc2/0xf0 [ 21.399470][ T349] __x64_sys_mount+0xb1/0xc0 [ 21.404038][ T349] do_syscall_64+0xcb/0x1e0 [ 21.408612][ T349] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 21.414582][ T349] RIP: 0033:0x444e49 [ 21.418572][ T349] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 21.438455][ T349] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 21.446941][ T349] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 21.455232][ T349] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 21.463174][ T349] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 21.471299][ T349] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 21.480222][ T349] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 0000000000000003 [ 21.489316][ T349] incfs: ino conflict with backing FS 1 [ ***] A start job is running for dev-ttyS0.device (13s / 1min 30s)[ 21.565940][ T351] FAULT_INJECTION: forcing a failure. [ 21.565940][ T351] name failslab, interval 1, probability 0, space 0, times 0 [ 21.578754][ T351] CPU: 1 PID: 351 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 21.590265][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.600291][ T351] Call Trace: [ 21.603556][ T351] dump_stack+0x1d8/0x24e [ 21.607930][ T351] ? devkmsg_release+0x11c/0x11c [ 21.612842][ T351] ? show_regs_print_info+0x12/0x12 [ 21.618035][ T351] ? check_preemption_disabled+0x9e/0x330 [ 21.623721][ T351] ? __rcu_read_lock+0x50/0x50 [ 21.628466][ T351] ? __unwind_start+0x72f/0x8e0 [ 21.633300][ T351] should_fail+0x6f6/0x860 [ 21.637687][ T351] ? setup_fault_attr+0x3d0/0x3d0 [ 21.642702][ T351] ? __rcu_read_lock+0x50/0x50 [ 21.647638][ T351] ? stack_trace_save+0x1f0/0x1f0 [ 21.652629][ T351] ? xas_load+0x493/0x4f0 [ 21.656946][ T351] ? mempool_alloc_slab+0x16/0x20 [ 21.661950][ T351] should_failslab+0x5/0x20 [ 21.666597][ T351] kmem_cache_alloc+0x36/0x290 [ 21.671414][ T351] ? find_get_entry+0x5be/0x650 [ 21.676292][ T351] ? mempool_free+0x380/0x380 [ 21.680956][ T351] mempool_alloc_slab+0x16/0x20 [ 21.685861][ T351] mempool_alloc+0x113/0x680 [ 21.690438][ T351] ? check_preemption_disabled+0x154/0x330 [ 21.696213][ T351] ? mempool_resize+0x900/0x900 [ 21.701127][ T351] bio_alloc_bioset+0x1db/0x640 [ 21.705961][ T351] ? write_boundary_block+0x150/0x150 [ 21.711311][ T351] ? bio_chain_endio+0x110/0x110 [ 21.716227][ T351] submit_bh_wbc+0x1ba/0x790 [ 21.720791][ T351] __bread_gfp+0x181/0x310 [ 21.725175][ T351] fat12_ent_bread+0x152/0x4f0 [ 21.729919][ T351] ? fat12_ent_blocknr+0xa8/0x1e0 [ 21.734913][ T351] ? fat12_ent_set_ptr+0x250/0x250 [ 21.739993][ T351] fat_alloc_clusters+0x755/0x14d0 [ 21.745077][ T351] ? fat_mirror_bhs+0x4d0/0x4d0 [ 21.749990][ T351] ? memset+0x1f/0x40 [ 21.753940][ T351] ? avc_has_perm_noaudit+0x30c/0x400 [ 21.759277][ T351] ? avc_denied+0x1c0/0x1c0 [ 21.763749][ T351] fat_alloc_new_dir+0x19e/0xd70 [ 21.768673][ T351] ? avc_has_perm+0x173/0x270 [ 21.773665][ T351] ? __fat_remove_entries+0x4f0/0x4f0 [ 21.779017][ T351] ? ktime_get_coarse_real_ts64+0xcf/0xe0 [ 21.784821][ T351] ? iput+0x100/0x810 [ 21.788773][ T351] vfat_mkdir+0x176/0x420 [ 21.793070][ T351] ? vfat_unlink+0x3a0/0x3a0 [ 21.797629][ T351] ? generic_permission+0x13a/0x490 [ 21.802794][ T351] ? security_inode_mkdir+0xdd/0x120 [ 21.808057][ T351] vfs_mkdir+0x416/0x5f0 [ 21.812288][ T351] open_or_create_special_dir+0xba/0x150 [ 21.818671][ T351] incfs_mount_fs+0x3e9/0x840 [ 21.823764][ T351] ? incfs_unlink+0x80/0x80 [ 21.828340][ T351] ? vfs_parse_fs_param+0x2cb/0x430 [ 21.833593][ T351] ? vfs_parse_fs_string+0x1e9/0x290 [ 21.838876][ T351] ? cap_capable+0x23f/0x280 [ 21.843444][ T351] legacy_get_tree+0xde/0x170 [ 21.848104][ T351] ? incfs_unlink+0x80/0x80 [ 21.852757][ T351] vfs_get_tree+0x83/0x260 [ 21.857170][ T351] do_mount+0x19d0/0x2670 [ 21.861678][ T351] ? copy_mount_string+0x30/0x30 [ 21.866803][ T351] ? _copy_from_user+0xa4/0xe0 [ 21.871691][ T351] ? copy_mount_options+0xc9/0x300 [ 21.876779][ T351] ? ksys_mount+0x8f/0xf0 [ 21.881516][ T351] ksys_mount+0xc2/0xf0 [ 21.885960][ T351] __x64_sys_mount+0xb1/0xc0 [ 21.890554][ T351] do_syscall_64+0xcb/0x1e0 [ 21.895149][ T351] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 21.901009][ T351] RIP: 0033:0x444e49 [ 21.905255][ T351] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 21.925226][ T351] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 21.933629][ T351] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 21.941754][ T351] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 21.949853][ T351] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 21.957892][ T351] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 21.965842][ T351] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 0000000000000004 [ *[0;1[ 21.976558][ T351] incfs: ino conflict with backing FS 1 ;31m** ] A start job is running for dev-ttyS0.device (14s / 1min 30s)[ 22.039052][ T354] FAULT_INJECTION: forcing a failure. [ 22.039052][ T354] name failslab, interval 1, probability 0, space 0, times 0 [ 22.052584][ T354] CPU: 1 PID: 354 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 22.064287][ T354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 22.074754][ T354] Call Trace: [ 22.078022][ T354] dump_stack+0x1d8/0x24e [ 22.082350][ T354] ? devkmsg_release+0x11c/0x11c [ 22.087274][ T354] ? __find_get_block+0xd13/0x10c0 [ 22.092369][ T354] ? show_regs_print_info+0x12/0x12 [ 22.097655][ T354] ? unwind_get_return_address+0x48/0x80 [ 22.103357][ T354] should_fail+0x6f6/0x860 [ 22.107775][ T354] ? setup_fault_attr+0x3d0/0x3d0 [ 22.124140][ T354] ? ebitmap_cmp+0x1b8/0x220 [ 22.128976][ T354] ? mls_compute_context_len+0x7dd/0x810 [ 22.134699][ T354] ? context_struct_to_string+0x43b/0x8b0 [ 22.140397][ T354] should_failslab+0x5/0x20 [ 22.144899][ T354] __kmalloc+0x5f/0x2f0 [ 22.149029][ T354] context_struct_to_string+0x43b/0x8b0 [ 22.156123][ T354] ? security_bounded_transition+0x560/0x560 [ 22.162085][ T354] ? symhash+0xe0/0xe0 [ 22.166230][ T354] ? hashtab_search+0x1bf/0x200 [ 22.171198][ T354] context_add_hash+0x13f/0x270 [ 22.176043][ T354] ? security_sid_to_context_inval+0x40/0x40 [ 22.182177][ T354] ? mls_context_isvalid+0x98/0x380 [ 22.187350][ T354] ? policydb_context_isvalid+0x1b6/0x400 [ 22.193045][ T354] security_compute_sid+0x1142/0x1d00 [ 22.198483][ T354] ? __rcu_read_lock+0x50/0x50 [ 22.203307][ T354] ? security_transition_sid+0x90/0x90 [ 22.208733][ T354] ? avc_denied+0x1c0/0x1c0 [ 22.213212][ T354] ? avc_has_perm_noaudit+0x400/0x400 [ 22.218560][ T354] ? avc_has_perm_noaudit+0x30c/0x400 [ 22.223906][ T354] security_transition_sid+0x78/0x90 [ 22.229162][ T354] may_create+0x62b/0x960 [ 22.233564][ T354] ? show_sid+0x250/0x250 [ 22.237882][ T354] ? selinux_inode_permission+0x445/0x690 [ 22.243569][ T354] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 22.249349][ T354] ? from_kgid+0x206/0x350 [ 22.253732][ T354] ? make_kgid+0x390/0x390 [ 22.258215][ T354] ? generic_permission+0x13a/0x490 [ 22.263408][ T354] security_inode_mkdir+0x96/0x120 [ 22.268587][ T354] vfs_mkdir+0x34a/0x5f0 [ 22.272890][ T354] open_or_create_special_dir+0xba/0x150 [ 22.278672][ T354] incfs_mount_fs+0x3e9/0x840 [ 22.283408][ T354] ? incfs_unlink+0x80/0x80 [ 22.287966][ T354] ? vfs_parse_fs_param+0x2cb/0x430 [ 22.293234][ T354] ? vfs_parse_fs_string+0x1e9/0x290 [ 22.298488][ T354] ? cap_capable+0x23f/0x280 [ 22.303155][ T354] legacy_get_tree+0xde/0x170 [ 22.307804][ T354] ? incfs_unlink+0x80/0x80 [ 22.312278][ T354] vfs_get_tree+0x83/0x260 [ 22.316667][ T354] do_mount+0x19d0/0x2670 [ 22.320966][ T354] ? copy_mount_string+0x30/0x30 [ 22.325871][ T354] ? _copy_from_user+0xa4/0xe0 [ 22.330603][ T354] ? copy_mount_options+0xc9/0x300 [ 22.335685][ T354] ? ksys_mount+0x8f/0xf0 [ 22.339995][ T354] ksys_mount+0xc2/0xf0 [ 22.344127][ T354] __x64_sys_mount+0xb1/0xc0 [ 22.348814][ T354] do_syscall_64+0xcb/0x1e0 [ 22.353292][ T354] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 22.359164][ T354] RIP: 0033:0x444e49 [ 22.363318][ T354] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 22.382904][ T354] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 22.391368][ T354] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 22.399413][ T354] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 22.407395][ T354] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 22.415351][ T354] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 22.423293][ T354] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 0000000000000005 [ 22.432272][ T354] incfs: Can't find or create .index dir in ./file0 [ 22.439948][ T337] BUG: Dentry ffff8881e5caa550{i=0,n=.index} still in use (1) [unmount of vfat loop0] [ 22.449925][ T337] ------------[ cut here ]------------ [ 22.455389][ T337] WARNING: CPU: 0 PID: 337 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 22.455392][ T337] Modules linked in: [ 22.455404][ T337] CPU: 0 PID: 337 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 22.455413][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 22.489650][ T337] RIP: 0010:umount_check+0x179/0x1c0 [ 22.494918][ T337] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 20 06 e9 84 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 57 a6 af ff 48 83 c4 08 <0f> 0b e9 fd fe ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff [ 22.514703][ T337] RSP: 0018:ffff8881e61ffc58 EFLAGS: 00010282 [ 22.520846][ T337] RAX: 0000000000000054 RBX: ffffffff85fc5c00 RCX: 384b7f6e73a49500 [ 22.528972][ T337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 22.537050][ T337] RBP: ffff8881f0a7f420 R08: ffffffff814e9057 R09: ffffed103edc5e08 [ 22.545287][ T337] R10: ffffed103edc5e08 R11: 0000000000000000 R12: dffffc0000000000 [ 22.553525][ T337] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881e5caa550 [ 22.561582][ T337] FS: 0000000002171300(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 22.570497][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.577163][ T337] CR2: 00007ffe2c386ef8 CR3: 00000001e0eb2000 CR4: 00000000001406f0 [ *[[ 22.593121][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 22.602648][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 22.610712][ T337] Call Trace: [ 22.614181][ T337] d_walk+0x2d9/0x540 [ 22.618159][ T337] ? __d_free+0x20/0x20 [ 22.622356][ T337] shrink_dcache_for_umount+0x8a/0x1a0 [ 22.627836][ T337] generic_shutdown_super+0x63/0x2a0 0;1;31m*[0;[ 22.633206][ T337] kill_block_super+0x79/0xd0 [ 22.639249][ T337] deactivate_locked_super+0xaf/0x100 [ 22.644608][ T337] deactivate_super+0x1b3/0x270 31m* ] A st[ 22.649467][ T337] ? deactivate_locked_super+0x100/0x100 [ 22.656822][ T337] ? dput+0x4de/0x5d0 art job is runni[ 22.660888][ T337] ? _raw_spin_lock_irqsave+0x210/0x210 [ 22.668165][ T337] ? find_next_bit+0xc6/0x110 ng for dev-ttyS0[ 22.672845][ T337] cleanup_mnt+0x432/0x4e0 [ 22.678621][ T337] task_work_run+0x186/0x1b0 [ 22.683215][ T337] prepare_exit_to_usermode+0x2b0/0x310 .device (14s / 1[ 22.688754][ T337] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 22.696002][ T337] RIP: 0033:0x4461e7 min 30s)[ 22.699963][ T337] Code: 06 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 22.720384][ T337] RSP: 002b:00007ffe2c387638 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 22.728898][ T337] RAX: 0000000000000000 RBX: 0000000000005601 RCX: 00000000004461e7 [ 22.736849][ T337] RDX: 00007ffe2c3876f9 RSI: 0000000000000002 RDI: 00007ffe2c3876f0 [ 22.744897][ T337] RBP: 00007ffe2c3876f0 R08: 00000000ffffffff R09: 00007ffe2c3874d0 [ 22.752963][ T337] R10: 0000000002172663 R11: 0000000000000202 R12: 00007ffe2c388760 [ 22.760916][ T337] R13: 00000000021725f0 R14: 00007ffe2c387660 R15: 0000000000000006 [ 22.768951][ T337] ---[ end trace f4ab0f68118345ed ]--- [ 22.776002][ T337] VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds. Have a nice day... [ 22.835104][ T357] FAULT_INJECTION: forcing a failure. [ 22.835104][ T357] name failslab, interval 1, probability 0, space 0, times 0 [ 22.847737][ T357] CPU: 0 PID: 357 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 22.859251][ T357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 22.869278][ T357] Call Trace: [ 22.872638][ T357] dump_stack+0x1d8/0x24e [ 22.876945][ T357] ? devkmsg_release+0x11c/0x11c [ 22.881869][ T357] ? __find_get_block+0xd13/0x10c0 [ 22.886962][ T357] ? show_regs_print_info+0x12/0x12 [ 22.892184][ T357] ? unwind_get_return_address+0x48/0x80 [ 22.898230][ T357] should_fail+0x6f6/0x860 [ 22.902619][ T357] ? setup_fault_attr+0x3d0/0x3d0 [ 22.907624][ T357] ? ebitmap_cmp+0x1b8/0x220 [ 22.912709][ T357] ? mls_compute_context_len+0x7dd/0x810 [ 22.918310][ T357] ? context_struct_to_string+0x43b/0x8b0 [ 22.924118][ T357] should_failslab+0x5/0x20 [ 22.928618][ T357] __kmalloc+0x5f/0x2f0 [ 22.932747][ T357] context_struct_to_string+0x43b/0x8b0 [ 22.938320][ T357] ? security_bounded_transition+0x560/0x560 [ 22.944275][ T357] ? symhash+0xe0/0xe0 [ 22.948405][ T357] ? hashtab_search+0x1bf/0x200 [ 22.953229][ T357] context_add_hash+0x13f/0x270 [ 22.958365][ T357] ? security_sid_to_context_inval+0x40/0x40 [ 22.964379][ T357] ? mls_context_isvalid+0x98/0x380 [ 22.969640][ T357] ? policydb_context_isvalid+0x1b6/0x400 [ 22.975427][ T357] security_compute_sid+0x1142/0x1d00 [ 22.981068][ T357] ? __rcu_read_lock+0x50/0x50 [ 22.985987][ T357] ? security_transition_sid+0x90/0x90 [ 22.991426][ T357] ? avc_denied+0x1c0/0x1c0 [ 22.995906][ T357] ? avc_has_perm_noaudit+0x400/0x400 [ 23.001516][ T357] ? avc_has_perm_noaudit+0x30c/0x400 [ 23.007054][ T357] security_transition_sid+0x78/0x90 [ 23.012320][ T357] may_create+0x62b/0x960 [ 23.016866][ T357] ? show_sid+0x250/0x250 [ 23.021234][ T357] ? selinux_inode_permission+0x445/0x690 [ 23.027065][ T357] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 23.032946][ T357] ? from_kgid+0x206/0x350 [ 23.037428][ T357] ? make_kgid+0x390/0x390 [ 23.041992][ T357] ? generic_permission+0x13a/0x490 [ 23.047343][ T357] security_inode_mkdir+0x96/0x120 [ 23.052434][ T357] vfs_mkdir+0x34a/0x5f0 [ 23.056660][ T357] open_or_create_special_dir+0xba/0x150 [ 23.062479][ T357] incfs_mount_fs+0x3e9/0x840 [ 23.067263][ T357] ? incfs_unlink+0x80/0x80 [ 23.071788][ T357] ? vfs_parse_fs_param+0x2cb/0x430 [ 23.077068][ T357] ? vfs_parse_fs_string+0x1e9/0x290 [ 23.082785][ T357] ? cap_capable+0x23f/0x280 [ 23.087612][ T357] legacy_get_tree+0xde/0x170 [ 23.092350][ T357] ? incfs_unlink+0x80/0x80 [ 23.096840][ T357] vfs_get_tree+0x83/0x260 [ 23.101315][ T357] do_mount+0x19d0/0x2670 [ 23.105627][ T357] ? copy_mount_string+0x30/0x30 [ 23.110597][ T357] ? _copy_from_user+0xa4/0xe0 [ 23.115352][ T357] ? copy_mount_options+0xc9/0x300 [ 23.120493][ T357] ? ksys_mount+0x8f/0xf0 [ 23.124807][ T357] ksys_mount+0xc2/0xf0 [ 23.129006][ T357] __x64_sys_mount+0xb1/0xc0 [ 23.133603][ T357] do_syscall_64+0xcb/0x1e0 [ 23.138084][ T357] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 23.143949][ T357] RIP: 0033:0x444e49 [ 23.147814][ T357] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 23.167957][ T357] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 23.176341][ T357] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 23.184372][ T357] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 23.192314][ T357] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 23.200427][ T357] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 23.208488][ T357] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 0000000000000006 [ 23.216637][ T357] incfs: Can't find or create .index dir in ./file0 [*[0[ 23.225030][ T337] BUG: Dentry ffff8881ecffe770{i=0,n=.index} still in use (1) [unmount of vfat loop0] ;1;31m*[0;3[ 23.236286][ T337] ------------[ cut here ]------------ [ 23.242381][ T337] WARNING: CPU: 1 PID: 337 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 23.250803][ T337] Modules linked in: [ 23.254678][ T337] CPU: 1 PID: 337 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 23.266273][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 23.276308][ T337] RIP: 0010:umount_check+0x179/0x1c0 [ 23.281632][ T337] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 20 06 e9 84 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 57 a6 af ff 48 83 c4 08 <0f> 0b e9 fd fe ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff [ 23.301333][ T337] RSP: 0018:ffff8881e61ffc58 EFLAGS: 00010282 [ 23.307375][ T337] RAX: 0000000000000054 RBX: ffffffff85fc5c00 RCX: 384b7f6e73a49500 [ 23.315747][ T337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 23.323711][ T337] RBP: ffff8881f57c5420 R08: ffffffff814e9057 R09: ffffed103ede5e08 [ 23.331791][ T337] R10: ffffed103ede5e08 R11: 0000000000000000 R12: dffffc0000000000 [ 23.339945][ T337] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881ecffe770 [ 23.348333][ T337] FS: 0000000002171300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 23.357341][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.363904][ T337] CR2: 00007ffe2c386ef8 CR3: 00000001e0eb2000 CR4: 00000000001406e0 [ 23.372023][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 23.379976][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 23.388635][ T337] Call Trace: [ 23.392120][ T337] d_walk+0x2d9/0x540 [ 23.396291][ T337] ? __d_free+0x20/0x20 [ 23.400431][ T337] shrink_dcache_for_umount+0x8a/0x1a0 [ 23.406467][ T337] generic_shutdown_super+0x63/0x2a0 [ 23.411734][ T337] kill_block_super+0x79/0xd0 [ 23.416399][ T337] deactivate_locked_super+0xaf/0x100 [ 23.421740][ T337] deactivate_super+0x1b3/0x270 [ 23.426564][ T337] ? deactivate_locked_super+0x100/0x100 [ 23.432178][ T337] ? dput+0x4de/0x5d0 [ 23.436129][ T337] ? _raw_spin_lock_irqsave+0x210/0x210 [ 23.441684][ T337] ? find_next_bit+0xc6/0x110 [ 23.446332][ T337] cleanup_mnt+0x432/0x4e0 [ 23.450742][ T337] task_work_run+0x186/0x1b0 [ 23.455320][ T337] prepare_exit_to_usermode+0x2b0/0x310 [ 23.460836][ T337] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 23.466886][ T337] RIP: 0033:0x4461e7 [ 23.470792][ T337] Code: 06 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 23.490632][ T337] RSP: 002b:00007ffe2c387638 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 23.499111][ T337] RAX: 0000000000000000 RBX: 0000000000005924 RCX: 00000000004461e7 [ 23.507314][ T337] RDX: 00007ffe2c3876f9 RSI: 0000000000000002 RDI: 00007ffe2c3876f0 [ 23.515295][ T337] RBP: 00007ffe2c3876f0 R08: 00000000ffffffff R09: 00007ffe2c3874d0 [ 23.523353][ T337] R10: 0000000002172663 R11: 0000000000000202 R12: 00007ffe2c388760 [ 23.531473][ T337] R13: 00000000021725f0 R14: 00007ffe2c387660 R15: 0000000000000007 [ 23.539509][ T337] ---[ end trace f4ab0f68118345ee ]--- 1m* ] A start job is runni[ 23.551864][ T337] VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds. Have a nice day... ng for dev-ttyS0.device (15s / 1min 30s)[ 23.642546][ T360] FAULT_INJECTION: forcing a failure. [ 23.642546][ T360] name failslab, interval 1, probability 0, space 0, times 0 [ 23.657284][ T360] CPU: 1 PID: 360 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 23.673400][ T360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 23.683626][ T360] Call Trace: [ 23.686991][ T360] dump_stack+0x1d8/0x24e [ 23.691317][ T360] ? devkmsg_release+0x11c/0x11c [ 23.696257][ T360] ? show_regs_print_info+0x12/0x12 [ 23.701461][ T360] ? find_get_entry+0x5be/0x650 [ 23.706404][ T360] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 23.712453][ T360] should_fail+0x6f6/0x860 [ 23.716859][ T360] ? setup_fault_attr+0x3d0/0x3d0 [ 23.721951][ T360] ? vfat_add_entry+0x206/0x37b0 [ 23.726888][ T360] should_failslab+0x5/0x20 [ 23.731368][ T360] kmem_cache_alloc_trace+0x39/0x2b0 [ 23.740731][ T360] ? debug_smp_processor_id+0x20/0x20 [ 23.746184][ T360] vfat_add_entry+0x206/0x37b0 [ 23.751003][ T360] ? __xa_set_mark+0x488/0x580 [ 23.755757][ T360] ? percpu_counter_add_batch+0x14d/0x170 [ 23.761464][ T360] ? vfat_rename+0xff0/0xff0 [ 23.766030][ T360] ? __brelse+0x54/0x90 [ 23.770169][ T360] ? fat_zeroed_cluster+0x7bb/0x820 [ 23.775351][ T360] ? mark_buffer_dirty_inode+0x22b/0x300 [ 23.780966][ T360] ? fat_alloc_new_dir+0x857/0xd70 [ 23.786096][ T360] ? __fat_remove_entries+0x4f0/0x4f0 [ 23.791438][ T360] ? ktime_get_coarse_real_ts64+0xcf/0xe0 [ 23.797217][ T360] ? generic_update_time+0x1d2/0x210 [ 23.802471][ T360] vfat_mkdir+0x1a8/0x420 [ 23.806792][ T360] ? vfat_unlink+0x3a0/0x3a0 [ 23.811449][ T360] ? generic_permission+0x13a/0x490 [ 23.816629][ T360] ? security_inode_mkdir+0xdd/0x120 [ 23.821882][ T360] vfs_mkdir+0x416/0x5f0 [ 23.826132][ T360] open_or_create_special_dir+0xba/0x150 [ 23.831735][ T360] incfs_mount_fs+0x3e9/0x840 [ 23.836379][ T360] ? incfs_unlink+0x80/0x80 [ 23.840849][ T360] ? vfs_parse_fs_param+0x2cb/0x430 [ 23.846016][ T360] ? vfs_parse_fs_string+0x1e9/0x290 [ 23.851444][ T360] ? cap_capable+0x23f/0x280 [ 23.856007][ T360] legacy_get_tree+0xde/0x170 [ 23.860651][ T360] ? incfs_unlink+0x80/0x80 [ 23.865120][ T360] vfs_get_tree+0x83/0x260 [ 23.869517][ T360] do_mount+0x19d0/0x2670 [ 23.873817][ T360] ? copy_mount_string+0x30/0x30 [ 23.878723][ T360] ? _copy_from_user+0xa4/0xe0 [ 23.883453][ T360] ? copy_mount_options+0xc9/0x300 [ 23.888534][ T360] ? ksys_mount+0x8f/0xf0 [ 23.892843][ T360] ksys_mount+0xc2/0xf0 [ 23.896969][ T360] __x64_sys_mount+0xb1/0xc0 [ 23.901814][ T360] do_syscall_64+0xcb/0x1e0 [ 23.906395][ T360] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 23.912274][ T360] RIP: 0033:0x444e49 [ 23.916182][ T360] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 23.936113][ T360] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 23.944591][ T360] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 23.952548][ T360] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 23.960768][ T360] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 23.969775][ T360] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 23.977814][ T360] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 0000000000000007 [*[ 23.987443][ T360] incfs: Can't find or create .index dir in ./file0 [0;31m* ] A start job is [ 23.996951][ T337] BUG: Dentry ffff8881ecea0000{i=0,n=.index} still in use (1) [unmount of vfat loop0] running for dev-[ 24.007823][ T337] ------------[ cut here ]------------ [ 24.014785][ T337] WARNING: CPU: 1 PID: 337 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 24.023629][ T337] Modules linked in: [ 24.027522][ T337] CPU: 1 PID: 337 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 24.039389][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.049458][ T337] RIP: 0010:umount_check+0x179/0x1c0 [ 24.054724][ T337] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 20 06 e9 84 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 57 a6 af ff 48 83 c4 08 <0f> 0b e9 fd fe ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff [ 24.074352][ T337] RSP: 0018:ffff8881e61ffc58 EFLAGS: 00010282 [ 24.080495][ T337] RAX: 0000000000000054 RBX: ffffffff85fc5c00 RCX: 384b7f6e73a49500 [ 24.088918][ T337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 24.096980][ T337] RBP: ffff8881f36e4420 R08: ffffffff814e9057 R09: ffffed103ede5e08 [ 24.105311][ T337] R10: ffffed103ede5e08 R11: 0000000000000000 R12: dffffc0000000000 [ 24.113261][ T337] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881ecea0000 [ 24.121218][ T337] FS: 0000000002171300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 24.130225][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.136971][ T337] CR2: 00007ffe2c386ef8 CR3: 00000001e0eb2000 CR4: 00000000001406e0 [ 24.144916][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.152864][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.160899][ T337] Call Trace: [ 24.164206][ T337] d_walk+0x2d9/0x540 [ 24.168162][ T337] ? __d_free+0x20/0x20 [ 24.172301][ T337] shrink_dcache_for_umount+0x8a/0x1a0 [ 24.177899][ T337] generic_shutdown_super+0x63/0x2a0 [ 24.183278][ T337] kill_block_super+0x79/0xd0 [ 24.188236][ T337] deactivate_locked_super+0xaf/0x100 [ 24.193599][ T337] deactivate_super+0x1b3/0x270 [ 24.198444][ T337] ? deactivate_locked_super+0x100/0x100 [ 24.204058][ T337] ? dput+0x4de/0x5d0 [ 24.208278][ T337] ? _raw_spin_lock_irqsave+0x210/0x210 [ 24.213824][ T337] ? find_next_bit+0xc6/0x110 [ 24.218668][ T337] cleanup_mnt+0x432/0x4e0 [ 24.223254][ T337] task_work_run+0x186/0x1b0 [ 24.227838][ T337] prepare_exit_to_usermode+0x2b0/0x310 [ 24.233717][ T337] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 24.240414][ T337] RIP: 0033:0x4461e7 [ 24.244405][ T337] Code: 06 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 24.264617][ T337] RSP: 002b:00007ffe2c387638 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 24.273609][ T337] RAX: 0000000000000000 RBX: 0000000000005c44 RCX: 00000000004461e7 [ 24.281757][ T337] RDX: 00007ffe2c3876f9 RSI: 0000000000000002 RDI: 00007ffe2c3876f0 [ 24.289785][ T337] RBP: 00007ffe2c3876f0 R08: 00000000ffffffff R09: 00007ffe2c3874d0 [ 24.297833][ T337] R10: 0000000002172663 R11: 0000000000000202 R12: 00007ffe2c388760 [ 24.305777][ T337] R13: 00000000021725f0 R14: 00007ffe2c387660 R15: 0000000000000008 [ 24.313985][ T337] ---[ end trace f4ab0f68118345ef ]--- ttyS0.device (16s / 1min 30s)[ 24.321524][ T337] VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds. Have a nice day... [ 24.402551][ T364] FAULT_INJECTION: forcing a failure. [ 24.402551][ T364] name failslab, interval 1, probability 0, space 0, times 0 [ 24.415222][ T364] CPU: 0 PID: 364 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 24.427039][ T364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.437246][ T364] Call Trace: [ 24.440751][ T364] dump_stack+0x1d8/0x24e [ 24.445055][ T364] ? devkmsg_release+0x11c/0x11c [ 24.450066][ T364] ? __find_get_block+0xd13/0x10c0 [ 24.455166][ T364] ? show_regs_print_info+0x12/0x12 [ 24.460526][ T364] ? unwind_get_return_address+0x48/0x80 [ 24.466136][ T364] should_fail+0x6f6/0x860 [ 24.470547][ T364] ? setup_fault_attr+0x3d0/0x3d0 [ 24.475557][ T364] ? ebitmap_cmp+0x1b8/0x220 [ 24.480671][ T364] ? mls_compute_context_len+0x7dd/0x810 [ 24.486354][ T364] ? context_struct_to_string+0x43b/0x8b0 [ 24.492059][ T364] should_failslab+0x5/0x20 [ 24.496715][ T364] __kmalloc+0x5f/0x2f0 [ 24.500934][ T364] context_struct_to_string+0x43b/0x8b0 [ 24.506556][ T364] ? security_bounded_transition+0x560/0x560 [ 24.512611][ T364] ? symhash+0xe0/0xe0 [ 24.516673][ T364] ? hashtab_search+0x1bf/0x200 [ 24.521516][ T364] context_add_hash+0x13f/0x270 [ 24.526612][ T364] ? security_sid_to_context_inval+0x40/0x40 [ 24.532582][ T364] ? mls_context_isvalid+0x98/0x380 [ 24.537755][ T364] ? policydb_context_isvalid+0x1b6/0x400 [ 24.543672][ T364] security_compute_sid+0x1142/0x1d00 [ 24.549140][ T364] ? __rcu_read_lock+0x50/0x50 [ 24.553964][ T364] ? security_transition_sid+0x90/0x90 [ 24.559495][ T364] ? avc_denied+0x1c0/0x1c0 [ 24.564071][ T364] ? avc_has_perm_noaudit+0x400/0x400 [ 24.569413][ T364] ? avc_has_perm_noaudit+0x30c/0x400 [ 24.574759][ T364] security_transition_sid+0x78/0x90 [ 24.580452][ T364] may_create+0x62b/0x960 [ 24.584928][ T364] ? show_sid+0x250/0x250 [ 24.589229][ T364] ? selinux_inode_permission+0x445/0x690 [ 24.594988][ T364] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 24.600793][ T364] ? from_kgid+0x206/0x350 [ 24.605273][ T364] ? make_kgid+0x390/0x390 [ 24.609751][ T364] ? generic_permission+0x13a/0x490 [ 24.615037][ T364] security_inode_mkdir+0x96/0x120 [ 24.620122][ T364] vfs_mkdir+0x34a/0x5f0 [ 24.624339][ T364] open_or_create_special_dir+0xba/0x150 [ 24.630027][ T364] incfs_mount_fs+0x3e9/0x840 [ 24.634673][ T364] ? incfs_unlink+0x80/0x80 [ 24.639157][ T364] ? vfs_parse_fs_param+0x2cb/0x430 [ 24.644348][ T364] ? vfs_parse_fs_string+0x1e9/0x290 [ 24.654424][ T364] ? cap_capable+0x23f/0x280 [ 24.658990][ T364] legacy_get_tree+0xde/0x170 [ 24.663651][ T364] ? incfs_unlink+0x80/0x80 [ 24.668128][ T364] vfs_get_tree+0x83/0x260 [ 24.674524][ T364] do_mount+0x19d0/0x2670 [ 24.679282][ T364] ? copy_mount_string+0x30/0x30 [ 24.684383][ T364] ? _copy_from_user+0xa4/0xe0 [ 24.689118][ T364] ? copy_mount_options+0xc9/0x300 [ 24.694211][ T364] ? ksys_mount+0x8f/0xf0 [ 24.698523][ T364] ksys_mount+0xc2/0xf0 [ 24.702883][ T364] __x64_sys_mount+0xb1/0xc0 [ 24.707459][ T364] do_syscall_64+0xcb/0x1e0 [ 24.711946][ T364] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 24.717933][ T364] RIP: 0033:0x444e49 [ 24.721891][ T364] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 24.741857][ T364] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 24.750243][ T364] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 24.758189][ T364] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 24.766174][ T364] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 24.774129][ T364] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 24.782272][ T364] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 0000000000000008 [[ 24.791854][ T364] incfs: Can't find or create .index dir in ./file0 * ] A start job is runni[ 24.801138][ T337] BUG: Dentry ffff8881e5ccecc0{i=0,n=.index} still in use (1) [unmount of vfat loop0] ng for dev-ttyS0[ 24.812191][ T337] ------------[ cut here ]------------ [ 24.819076][ T337] WARNING: CPU: 1 PID: 337 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 24.827736][ T337] Modules linked in: [ 24.831623][ T337] CPU: 1 PID: 337 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 24.843144][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.853296][ T337] RIP: 0010:umount_check+0x179/0x1c0 [ 24.858660][ T337] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 20 06 e9 84 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 57 a6 af ff 48 83 c4 08 <0f> 0b e9 fd fe ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff [ 24.878255][ T337] RSP: 0018:ffff8881e61ffc58 EFLAGS: 00010282 [ 24.884291][ T337] RAX: 0000000000000054 RBX: ffffffff85fc5c00 RCX: 384b7f6e73a49500 [ 24.892242][ T337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 24.900187][ T337] RBP: ffff8881f0ade420 R08: ffffffff814e9057 R09: ffffed103ede5e08 [ 24.908128][ T337] R10: ffffed103ede5e08 R11: 0000000000000000 R12: dffffc0000000000 [ 24.916081][ T337] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881e5ccecc0 [ 24.924142][ T337] FS: 0000000002171300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 24.933207][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.939771][ T337] CR2: 00007ffe2c386ef8 CR3: 00000001e0eb2000 CR4: 00000000001406e0 [ 24.947719][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.955731][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.963701][ T337] Call Trace: [ 24.966968][ T337] d_walk+0x2d9/0x540 [ 24.970938][ T337] ? __d_free+0x20/0x20 [ 24.975248][ T337] shrink_dcache_for_umount+0x8a/0x1a0 [ 24.980688][ T337] generic_shutdown_super+0x63/0x2a0 [ 24.986066][ T337] kill_block_super+0x79/0xd0 [ 24.991049][ T337] deactivate_locked_super+0xaf/0x100 [ 24.996488][ T337] deactivate_super+0x1b3/0x270 [ 25.001323][ T337] ? deactivate_locked_super+0x100/0x100 [ 25.006951][ T337] ? dput+0x4de/0x5d0 [ 25.010913][ T337] ? _raw_spin_lock_irqsave+0x210/0x210 [ 25.016526][ T337] ? find_next_bit+0xc6/0x110 [ 25.021177][ T337] cleanup_mnt+0x432/0x4e0 [ 25.025564][ T337] task_work_run+0x186/0x1b0 [ 25.030160][ T337] prepare_exit_to_usermode+0x2b0/0x310 [ 25.035949][ T337] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 25.041907][ T337] RIP: 0033:0x4461e7 [ 25.045773][ T337] Code: 06 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 25.065384][ T337] RSP: 002b:00007ffe2c387638 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 25.073817][ T337] RAX: 0000000000000000 RBX: 0000000000005f3c RCX: 00000000004461e7 [ 25.081766][ T337] RDX: 00007ffe2c3876f9 RSI: 0000000000000002 RDI: 00007ffe2c3876f0 [ 25.089890][ T337] RBP: 00007ffe2c3876f0 R08: 00000000ffffffff R09: 00007ffe2c3874d0 [ 25.098050][ T337] R10: 0000000002172663 R11: 0000000000000202 R12: 00007ffe2c388760 [ 25.106012][ T337] R13: 00000000021725f0 R14: 00007ffe2c387660 R15: 0000000000000009 [ 25.114093][ T337] ---[ end trace f4ab0f68118345f0 ]--- .device (17s / 1min 30s)[ 25.121337][ T337] VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds. Have a nice day... [ 25.192418][ T368] FAULT_INJECTION: forcing a failure. [ 25.192418][ T368] name failslab, interval 1, probability 0, space 0, times 0 [ 25.205185][ T368] CPU: 0 PID: 368 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 25.216700][ T368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.226838][ T368] Call Trace: [ 25.230229][ T368] dump_stack+0x1d8/0x24e [ 25.234791][ T368] ? devkmsg_release+0x11c/0x11c [ 25.239750][ T368] ? __find_get_block+0xd13/0x10c0 [ 25.245124][ T368] ? show_regs_print_info+0x12/0x12 [ 25.250293][ T368] ? unwind_get_return_address+0x48/0x80 [ 25.255906][ T368] should_fail+0x6f6/0x860 [ 25.260384][ T368] ? setup_fault_attr+0x3d0/0x3d0 [ 25.265792][ T368] ? ebitmap_cmp+0x1b8/0x220 [ 25.270371][ T368] ? mls_compute_context_len+0x7dd/0x810 [ 25.276067][ T368] ? context_struct_to_string+0x43b/0x8b0 [ 25.281761][ T368] should_failslab+0x5/0x20 [ 25.286366][ T368] __kmalloc+0x5f/0x2f0 [ 25.290604][ T368] context_struct_to_string+0x43b/0x8b0 [ 25.296159][ T368] ? security_bounded_transition+0x560/0x560 [ 25.302146][ T368] ? symhash+0xe0/0xe0 [ 25.306214][ T368] ? hashtab_search+0x1bf/0x200 [ 25.311208][ T368] context_add_hash+0x13f/0x270 [ 25.316135][ T368] ? security_sid_to_context_inval+0x40/0x40 [ 25.322556][ T368] ? mls_context_isvalid+0x98/0x380 [ 25.327951][ T368] ? policydb_context_isvalid+0x1b6/0x400 [ 25.333746][ T368] security_compute_sid+0x1142/0x1d00 [ 25.339182][ T368] ? __rcu_read_lock+0x50/0x50 [ 25.343942][ T368] ? security_transition_sid+0x90/0x90 [ 25.349468][ T368] ? avc_denied+0x1c0/0x1c0 [ 25.353973][ T368] ? avc_has_perm_noaudit+0x400/0x400 [ 25.359409][ T368] ? avc_has_perm_noaudit+0x30c/0x400 [ 25.364754][ T368] security_transition_sid+0x78/0x90 [ 25.370097][ T368] may_create+0x62b/0x960 [ 25.374412][ T368] ? show_sid+0x250/0x250 [ 25.378709][ T368] ? selinux_inode_permission+0x445/0x690 [ 25.384396][ T368] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 25.390206][ T368] ? from_kgid+0x206/0x350 [ 25.394591][ T368] ? make_kgid+0x390/0x390 [ 25.398980][ T368] ? generic_permission+0x13a/0x490 [ 25.404159][ T368] security_inode_mkdir+0x96/0x120 [ 25.409253][ T368] vfs_mkdir+0x34a/0x5f0 [ 25.413641][ T368] open_or_create_special_dir+0xba/0x150 [ 25.419503][ T368] incfs_mount_fs+0x3e9/0x840 [ 25.424148][ T368] ? incfs_unlink+0x80/0x80 [ 25.428620][ T368] ? vfs_parse_fs_param+0x2cb/0x430 [ 25.433996][ T368] ? vfs_parse_fs_string+0x1e9/0x290 [ 25.439259][ T368] ? cap_capable+0x23f/0x280 [ 25.443819][ T368] legacy_get_tree+0xde/0x170 [ 25.448549][ T368] ? incfs_unlink+0x80/0x80 [ 25.453020][ T368] vfs_get_tree+0x83/0x260 [ 25.457404][ T368] do_mount+0x19d0/0x2670 [ 25.461743][ T368] ? copy_mount_string+0x30/0x30 [ 25.466650][ T368] ? _copy_from_user+0xa4/0xe0 [ 25.471385][ T368] ? copy_mount_options+0xc9/0x300 [ 25.476464][ T368] ? ksys_mount+0x8f/0xf0 [ 25.480762][ T368] ksys_mount+0xc2/0xf0 [ 25.484887][ T368] __x64_sys_mount+0xb1/0xc0 [ 25.489454][ T368] do_syscall_64+0xcb/0x1e0 [ 25.494020][ T368] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 25.499896][ T368] RIP: 0033:0x444e49 [ 25.503763][ T368] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 25.523345][ T368] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 25.531745][ T368] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 25.539790][ T368] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 25.547739][ T368] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 25.555686][ T368] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 25.563740][ T368] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 0000000000000009 [ 25.572752][ T368] incfs: Can't find or create .index dir in ./file0 [ 25.582536][ T337] BUG: Dentry ffff8881e5cd8aa0{i=0,n=.index} still in use (1) [unmount of vfat loop0] [*[ 25.593035][ T337] ------------[ cut here ]------------ [ 25.599810][ T337] WARNING: CPU: 1 PID: 337 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 25.608141][ T337] Modules linked in: [ 25.612025][ T337] CPU: 1 PID: 337 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 25.623789][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.633836][ T337] RIP: 0010:umount_check+0x179/0x1c0 [ 25.639118][ T337] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 20 06 e9 84 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 57 a6 af ff 48 83 c4 08 <0f> 0b e9 fd fe ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff [ 25.658977][ T337] RSP: 0018:ffff8881e61ffc58 EFLAGS: 00010282 [ 25.665051][ T337] RAX: 0000000000000054 RBX: ffffffff85fc5c00 RCX: 384b7f6e73a49500 [ 25.672995][ T337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 25.680935][ T337] RBP: ffff8881f0ad8420 R08: ffffffff814e9057 R09: ffffed103ede5e08 [ 25.688876][ T337] R10: ffffed103ede5e08 R11: 0000000000000000 R12: dffffc0000000000 [ 25.696837][ T337] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881e5cd8aa0 [ 25.704780][ T337] FS: 0000000002171300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 25.713686][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.720339][ T337] CR2: 00007ffe2c386ef8 CR3: 00000001e0eb2000 CR4: 00000000001406e0 [ 25.728571][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.736532][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.744477][ T337] Call Trace: [ 25.747748][ T337] d_walk+0x2d9/0x540 [ 25.751708][ T337] ? __d_free+0x20/0x20 [ 25.755838][ T337] shrink_dcache_for_umount+0x8a/0x1a0 [ 25.761266][ T337] generic_shutdown_super+0x63/0x2a0 [ 25.766536][ T337] kill_block_super+0x79/0xd0 [ 25.771187][ T337] deactivate_locked_super+0xaf/0x100 [ 25.776527][ T337] deactivate_super+0x1b3/0x270 [ 25.781787][ T337] ? deactivate_locked_super+0x100/0x100 [ 25.787387][ T337] ? dput+0x4de/0x5d0 [ 25.791341][ T337] ? _raw_spin_lock_irqsave+0x210/0x210 [ 25.796863][ T337] ? find_next_bit+0xc6/0x110 [ 25.801517][ T337] cleanup_mnt+0x432/0x4e0 [ 25.805905][ T337] task_work_run+0x186/0x1b0 [ 25.810469][ T337] prepare_exit_to_usermode+0x2b0/0x310 [ 25.816073][ T337] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 25.821955][ T337] RIP: 0033:0x4461e7 [ 25.825820][ T337] Code: 06 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 25.845506][ T337] RSP: 002b:00007ffe2c387638 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 25.854464][ T337] RAX: 0000000000000000 RBX: 0000000000006255 RCX: 00000000004461e7 [ 25.862412][ T337] RDX: 00007ffe2c3876f9 RSI: 0000000000000002 RDI: 00007ffe2c3876f0 [ 25.870455][ T337] RBP: 00007ffe2c3876f0 R08: 00000000ffffffff R09: 00007ffe2c3874d0 [ 25.878417][ T337] R10: 0000000002172663 R11: 0000000000000202 R12: 00007ffe2c388760 [ 25.886360][ T337] R13: 00000000021725f0 R14: 00007ffe2c387660 R15: 000000000000000a [ 25.894479][ T337] ---[ end trace f4ab0f68118345f1 ]--- [0;31m* ] A start job is [ 25.901935][ T337] VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds. Have a nice day... running for dev-ttyS0.device (18s / 1min 30s)[ 25.968124][ T372] FAULT_INJECTION: forcing a failure. [ 25.968124][ T372] name failslab, interval 1, probability 0, space 0, times 0 [ 25.980774][ T372] CPU: 0 PID: 372 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 25.992312][ T372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.002430][ T372] Call Trace: [ 26.005709][ T372] dump_stack+0x1d8/0x24e [ 26.010025][ T372] ? devkmsg_release+0x11c/0x11c [ 26.015103][ T372] ? __find_get_block+0xd13/0x10c0 [ 26.020382][ T372] ? show_regs_print_info+0x12/0x12 [ 26.025660][ T372] ? unwind_get_return_address+0x48/0x80 [ 26.031283][ T372] should_fail+0x6f6/0x860 [ 26.035690][ T372] ? setup_fault_attr+0x3d0/0x3d0 [ 26.040685][ T372] ? ebitmap_cmp+0x1b8/0x220 [ 26.045365][ T372] ? mls_compute_context_len+0x7dd/0x810 [ 26.050981][ T372] ? context_struct_to_string+0x43b/0x8b0 [ 26.056687][ T372] should_failslab+0x5/0x20 [ 26.061186][ T372] __kmalloc+0x5f/0x2f0 [ 26.065331][ T372] context_struct_to_string+0x43b/0x8b0 [ 26.070853][ T372] ? security_bounded_transition+0x560/0x560 [ 26.076804][ T372] ? symhash+0xe0/0xe0 [ 26.080930][ T372] ? hashtab_search+0x1bf/0x200 [ 26.085866][ T372] context_add_hash+0x13f/0x270 [ 26.090709][ T372] ? security_sid_to_context_inval+0x40/0x40 [ 26.096731][ T372] ? mls_context_isvalid+0x98/0x380 [ 26.101924][ T372] ? policydb_context_isvalid+0x1b6/0x400 [ 26.107642][ T372] security_compute_sid+0x1142/0x1d00 [ 26.113006][ T372] ? __rcu_read_lock+0x50/0x50 [ 26.117929][ T372] ? security_transition_sid+0x90/0x90 [ 26.123799][ T372] ? avc_denied+0x1c0/0x1c0 [ 26.128284][ T372] ? avc_has_perm_noaudit+0x400/0x400 [ 26.133666][ T372] ? avc_has_perm_noaudit+0x30c/0x400 [ 26.139210][ T372] security_transition_sid+0x78/0x90 [ 26.144484][ T372] may_create+0x62b/0x960 [ 26.148803][ T372] ? show_sid+0x250/0x250 [ 26.153146][ T372] ? selinux_inode_permission+0x445/0x690 [ 26.159019][ T372] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 26.164824][ T372] ? from_kgid+0x206/0x350 [ 26.169242][ T372] ? make_kgid+0x390/0x390 [ 26.173764][ T372] ? generic_permission+0x13a/0x490 [ 26.179048][ T372] security_inode_mkdir+0x96/0x120 [ 26.184153][ T372] vfs_mkdir+0x34a/0x5f0 [ 26.188584][ T372] open_or_create_special_dir+0xba/0x150 [ 26.194316][ T372] incfs_mount_fs+0x3e9/0x840 [ 26.198973][ T372] ? incfs_unlink+0x80/0x80 [ 26.203458][ T372] ? vfs_parse_fs_param+0x2cb/0x430 [ 26.208644][ T372] ? vfs_parse_fs_string+0x1e9/0x290 [ 26.213928][ T372] ? cap_capable+0x23f/0x280 [ 26.218519][ T372] legacy_get_tree+0xde/0x170 [ 26.223368][ T372] ? incfs_unlink+0x80/0x80 [ 26.228055][ T372] vfs_get_tree+0x83/0x260 [ 26.232600][ T372] do_mount+0x19d0/0x2670 [ 26.237045][ T372] ? copy_mount_string+0x30/0x30 [ 26.242156][ T372] ? _copy_from_user+0xa4/0xe0 [ 26.246926][ T372] ? copy_mount_options+0xc9/0x300 [ 26.252274][ T372] ? ksys_mount+0x8f/0xf0 [ 26.256584][ T372] ksys_mount+0xc2/0xf0 [ 26.260719][ T372] __x64_sys_mount+0xb1/0xc0 [ 26.265454][ T372] do_syscall_64+0xcb/0x1e0 [ 26.269931][ T372] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 26.275791][ T372] RIP: 0033:0x444e49 [ 26.279652][ T372] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 26.299424][ T372] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 26.307807][ T372] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 26.315761][ T372] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 26.323715][ T372] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 26.331668][ T372] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 26.339709][ T372] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 000000000000000a [ 26.348850][ T372] incfs: Can't find or create .index dir in ./file0 [ 26.358254][ T337] BUG: Dentry ffff8881e5d85880{i=0,n=.index} still in use (1) [unmount of vfat loop0] [*[0;1;3[ 26.368305][ T337] ------------[ cut here ]------------ [ 26.375242][ T337] WARNING: CPU: 0 PID: 337 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 26.383565][ T337] Modules linked in: [ 26.387461][ T337] CPU: 0 PID: 337 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 1m** [ 26.398970][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.410489][ T337] RIP: 0010:umount_check+0x179/0x1c0 [ 26.415768][ T337] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 20 06 e9 84 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 57 a6 af ff 48 83 c4 08 <0f> 0b e9 fd fe ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff ] A start [ 26.435545][ T337] RSP: 0018:ffff8881e61ffc58 EFLAGS: 00010282 [ 26.443168][ T337] RAX: 0000000000000054 RBX: ffffffff85fc5c00 RCX: 384b7f6e73a49500 [ 26.451313][ T337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 26.459400][ T337] RBP: ffff8881f0ada420 R08: ffffffff814e9057 R09: ffffed103edc5e08 job is running f[ 26.467358][ T337] R10: ffffed103edc5e08 R11: 0000000000000000 R12: dffffc0000000000 [ 26.476693][ T337] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881e5d85880 [ 26.489202][ T337] FS: 0000000002171300(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 or dev-ttyS0.dev[ 26.498206][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.506545][ T337] CR2: 00007ffe2c386ef8 CR3: 00000001e0eb2000 CR4: 00000000001406f0 [ 26.514540][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 ice (18s / 1min [ 26.522502][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 26.531854][ T337] Call Trace: 30s)[ 26.535173][ T337] d_walk+0x2d9/0x540 [ 26.539483][ T337] ? __d_free+0x20/0x20 [ 26.543706][ T337] shrink_dcache_for_umount+0x8a/0x1a0 [ 26.549152][ T337] generic_shutdown_super+0x63/0x2a0 [ 26.554505][ T337] kill_block_super+0x79/0xd0 [ 26.559152][ T337] deactivate_locked_super+0xaf/0x100 [ 26.564527][ T337] deactivate_super+0x1b3/0x270 [ 26.569610][ T337] ? deactivate_locked_super+0x100/0x100 [ 26.575299][ T337] ? dput+0x4de/0x5d0 [ 26.579254][ T337] ? _raw_spin_lock_irqsave+0x210/0x210 [ 26.584967][ T337] ? find_next_bit+0xc6/0x110 [ 26.589701][ T337] cleanup_mnt+0x432/0x4e0 [ 26.594087][ T337] task_work_run+0x186/0x1b0 [ 26.598659][ T337] prepare_exit_to_usermode+0x2b0/0x310 [ 26.604189][ T337] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 26.610902][ T337] RIP: 0033:0x4461e7 [ 26.621478][ T337] Code: 06 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 26.641065][ T337] RSP: 002b:00007ffe2c387638 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 26.649542][ T337] RAX: 0000000000000000 RBX: 0000000000006561 RCX: 00000000004461e7 [ 26.657506][ T337] RDX: 00007ffe2c3876fa RSI: 0000000000000002 RDI: 00007ffe2c3876f0 [ 26.665481][ T337] RBP: 00007ffe2c3876f0 R08: 00000000ffffffff R09: 00007ffe2c3874d0 [ 26.673436][ T337] R10: 0000000002172663 R11: 0000000000000202 R12: 00007ffe2c388760 [ 26.681618][ T337] R13: 00000000021725f0 R14: 00007ffe2c387660 R15: 000000000000000b [ 26.689574][ T337] ---[ end trace f4ab0f68118345f2 ]--- [ 26.701254][ T337] VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds. Have a nice day... [ 26.795760][ T374] FAULT_INJECTION: forcing a failure. [ 26.795760][ T374] name failslab, interval 1, probability 0, space 0, times 0 [ 26.810073][ T374] CPU: 0 PID: 374 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 26.821594][ T374] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.831641][ T374] Call Trace: [ 26.834914][ T374] dump_stack+0x1d8/0x24e [ 26.839230][ T374] ? devkmsg_release+0x11c/0x11c [ 26.844229][ T374] ? __find_get_block+0xd13/0x10c0 [ 26.849325][ T374] ? show_regs_print_info+0x12/0x12 [ 26.854509][ T374] ? unwind_get_return_address+0x48/0x80 [ 26.860300][ T374] should_fail+0x6f6/0x860 [ 26.864803][ T374] ? setup_fault_attr+0x3d0/0x3d0 [ 26.869829][ T374] ? ebitmap_cmp+0x1b8/0x220 [ 26.874417][ T374] ? mls_compute_context_len+0x7dd/0x810 [ 26.880111][ T374] ? context_struct_to_string+0x43b/0x8b0 [ 26.886499][ T374] should_failslab+0x5/0x20 [ 26.890979][ T374] __kmalloc+0x5f/0x2f0 [ 26.895135][ T374] context_struct_to_string+0x43b/0x8b0 [ 26.901129][ T374] ? security_bounded_transition+0x560/0x560 [ 26.907078][ T374] ? symhash+0xe0/0xe0 [ 26.911131][ T374] ? hashtab_search+0x1bf/0x200 [ 26.916095][ T374] context_add_hash+0x13f/0x270 [ 26.920937][ T374] ? security_sid_to_context_inval+0x40/0x40 [ 26.926890][ T374] ? mls_context_isvalid+0x98/0x380 [ 26.932077][ T374] ? policydb_context_isvalid+0x1b6/0x400 [ 26.937858][ T374] security_compute_sid+0x1142/0x1d00 [ 26.943206][ T374] ? __rcu_read_lock+0x50/0x50 [ 26.947944][ T374] ? security_transition_sid+0x90/0x90 [ 26.953479][ T374] ? avc_denied+0x1c0/0x1c0 [ 26.957960][ T374] ? avc_has_perm_noaudit+0x400/0x400 [ 26.963317][ T374] ? avc_has_perm_noaudit+0x30c/0x400 [ 26.963332][ T374] security_transition_sid+0x78/0x90 [ 26.974096][ T374] may_create+0x62b/0x960 [ 26.978433][ T374] ? show_sid+0x250/0x250 [ 26.982747][ T374] ? selinux_inode_permission+0x445/0x690 [ 26.988828][ T374] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 26.994814][ T374] ? from_kgid+0x206/0x350 [ 26.999323][ T374] ? make_kgid+0x390/0x390 [ 27.003938][ T374] ? generic_permission+0x13a/0x490 [ 27.009389][ T374] security_inode_mkdir+0x96/0x120 [ 27.014576][ T374] vfs_mkdir+0x34a/0x5f0 [ 27.018807][ T374] open_or_create_special_dir+0xba/0x150 [ 27.024436][ T374] incfs_mount_fs+0x3e9/0x840 [ 27.029392][ T374] ? incfs_unlink+0x80/0x80 [ 27.033884][ T374] ? vfs_parse_fs_param+0x2cb/0x430 [ 27.039161][ T374] ? vfs_parse_fs_string+0x1e9/0x290 [ 27.044601][ T374] ? cap_capable+0x23f/0x280 [ 27.049575][ T374] legacy_get_tree+0xde/0x170 [ 27.054249][ T374] ? incfs_unlink+0x80/0x80 [ 27.058969][ T374] vfs_get_tree+0x83/0x260 [ *[[ 27.063472][ T374] do_mount+0x19d0/0x2670 [ 27.069356][ T374] ? copy_mount_string+0x30/0x30 0;1;31m*[0;[ 27.074666][ T374] ? _copy_from_user+0xa4/0xe0 [ 27.080903][ T374] ? copy_mount_options+0xc9/0x300 [ 27.086360][ T374] ? ksys_mount+0x8f/0xf0 31m* ] A st[ 27.090962][ T374] ksys_mount+0xc2/0xf0 [ 27.098992][ T374] __x64_sys_mount+0xb1/0xc0 art job is runni[ 27.104156][ T374] do_syscall_64+0xcb/0x1e0 [ 27.110028][ T374] entry_SYSCALL_64_after_hwframe+0x44/0xa9 ng for dev-ttyS0[ 27.116075][ T374] RIP: 0033:0x444e49 [ 27.121659][ T374] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 27.142213][ T374] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 27.150625][ T374] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 .device (19s / 1[ 27.159462][ T374] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 27.168895][ T374] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 27.176888][ T374] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c min 30s)[ 27.184842][ T374] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 000000000000000b [ 27.194921][ T374] incfs: Can't find or create .index dir in ./file0 [ 27.204049][ T337] BUG: Dentry ffff8881e5d83ee0{i=0,n=.index} still in use (1) [unmount of vfat loop0] [ 27.213954][ T337] ------------[ cut here ]------------ [ 27.219400][ T337] WARNING: CPU: 1 PID: 337 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 27.227833][ T337] Modules linked in: [ 27.231736][ T337] CPU: 1 PID: 337 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 27.243251][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.253549][ T337] RIP: 0010:umount_check+0x179/0x1c0 [ 27.258807][ T337] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 20 06 e9 84 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 57 a6 af ff 48 83 c4 08 <0f> 0b e9 fd fe ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff [ 27.278389][ T337] RSP: 0018:ffff8881e61ffc58 EFLAGS: 00010282 [ 27.284585][ T337] RAX: 0000000000000054 RBX: ffffffff85fc5c00 RCX: 384b7f6e73a49500 [ 27.292532][ T337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 27.300517][ T337] RBP: ffff8881e7dc5420 R08: ffffffff814e9057 R09: ffffed103ede5e08 [ 27.308632][ T337] R10: ffffed103ede5e08 R11: 0000000000000000 R12: dffffc0000000000 [ 27.316669][ T337] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881e5d83ee0 [ 27.325295][ T337] FS: 0000000002171300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 27.334291][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.340954][ T337] CR2: 00007ffe2c386ef8 CR3: 00000001e0eb2000 CR4: 00000000001406e0 [ 27.349092][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.357285][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.365429][ T337] Call Trace: [ 27.368789][ T337] d_walk+0x2d9/0x540 [ 27.372752][ T337] ? __d_free+0x20/0x20 [ 27.376876][ T337] shrink_dcache_for_umount+0x8a/0x1a0 [ 27.382405][ T337] generic_shutdown_super+0x63/0x2a0 [ 27.387659][ T337] kill_block_super+0x79/0xd0 [ 27.392304][ T337] deactivate_locked_super+0xaf/0x100 [ 27.397653][ T337] deactivate_super+0x1b3/0x270 [ 27.402849][ T337] ? deactivate_locked_super+0x100/0x100 [ 27.408849][ T337] ? dput+0x4de/0x5d0 [ 27.412983][ T337] ? _raw_spin_lock_irqsave+0x210/0x210 [ 27.418614][ T337] ? find_next_bit+0xc6/0x110 [ 27.423276][ T337] cleanup_mnt+0x432/0x4e0 [ 27.427682][ T337] task_work_run+0x186/0x1b0 [ 27.433217][ T337] prepare_exit_to_usermode+0x2b0/0x310 [ 27.438749][ T337] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 27.444736][ T337] RIP: 0033:0x4461e7 [ 27.448625][ T337] Code: 06 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 27.468285][ T337] RSP: 002b:00007ffe2c387638 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 27.476711][ T337] RAX: 0000000000000000 RBX: 000000000000689a RCX: 00000000004461e7 [ 27.484663][ T337] RDX: 00007ffe2c3876fa RSI: 0000000000000002 RDI: 00007ffe2c3876f0 [ 27.492608][ T337] RBP: 00007ffe2c3876f0 R08: 00000000ffffffff R09: 00007ffe2c3874d0 [ 27.500554][ T337] R10: 0000000002172663 R11: 0000000000000202 R12: 00007ffe2c388760 [ 27.509025][ T337] R13: 00000000021725f0 R14: 00007ffe2c387660 R15: 000000000000000c [ 27.516967][ T337] ---[ end trace f4ab0f68118345f3 ]--- [ 27.522974][ T337] VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds. Have a nice day... [ 27.594862][ T378] FAULT_INJECTION: forcing a failure. [ 27.594862][ T378] name failslab, interval 1, probability 0, space 0, times 0 [ 27.607538][ T378] CPU: 1 PID: 378 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 27.619141][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.629177][ T378] Call Trace: [ 27.632476][ T378] dump_stack+0x1d8/0x24e [ 27.636907][ T378] ? devkmsg_release+0x11c/0x11c [ 27.641864][ T378] ? show_regs_print_info+0x12/0x12 [ 27.647067][ T378] ? check_preemption_disabled+0x9e/0x330 [ 27.653040][ T378] ? __rcu_read_lock+0x50/0x50 [ 27.657872][ T378] ? __unwind_start+0x72f/0x8e0 [ 27.662702][ T378] should_fail+0x6f6/0x860 [ 27.667274][ T378] ? setup_fault_attr+0x3d0/0x3d0 [ 27.679143][ T378] ? __rcu_read_lock+0x50/0x50 [ 27.683885][ T378] ? stack_trace_save+0x1f0/0x1f0 [ 27.689023][ T378] ? xas_load+0x493/0x4f0 [ 27.693341][ T378] ? mempool_alloc_slab+0x16/0x20 [ 27.698340][ T378] should_failslab+0x5/0x20 [ 27.702823][ T378] kmem_cache_alloc+0x36/0x290 [ 27.707724][ T378] ? find_get_entry+0x5be/0x650 [ 27.712641][ T378] ? mempool_free+0x380/0x380 [ 27.717326][ T378] mempool_alloc_slab+0x16/0x20 [ 27.722236][ T378] mempool_alloc+0x113/0x680 [ 27.726796][ T378] ? check_preemption_disabled+0x154/0x330 [ 27.732571][ T378] ? mempool_resize+0x900/0x900 [ 27.737505][ T378] bio_alloc_bioset+0x1db/0x640 [ 27.742429][ T378] ? write_boundary_block+0x150/0x150 [ 27.747802][ T378] ? bio_chain_endio+0x110/0x110 [ 27.752731][ T378] submit_bh_wbc+0x1ba/0x790 [ 27.757388][ T378] __bread_gfp+0x181/0x310 [ 27.761777][ T378] fat12_ent_bread+0x152/0x4f0 [ 27.766520][ T378] ? fat12_ent_blocknr+0xa8/0x1e0 [ 27.771839][ T378] ? fat12_ent_set_ptr+0x250/0x250 [ 27.777097][ T378] fat_alloc_clusters+0x755/0x14d0 [ 27.782316][ T378] ? fat_mirror_bhs+0x4d0/0x4d0 [ 27.787160][ T378] ? memset+0x1f/0x40 [ 27.791212][ T378] ? avc_has_perm_noaudit+0x30c/0x400 [ 27.796571][ T378] ? avc_denied+0x1c0/0x1c0 [ 27.801058][ T378] fat_alloc_new_dir+0x19e/0xd70 [ 27.806335][ T378] ? avc_has_perm+0x173/0x270 [ 27.810994][ T378] ? __fat_remove_entries+0x4f0/0x4f0 [ 27.816335][ T378] ? ktime_get_coarse_real_ts64+0xcf/0xe0 [ 27.822033][ T378] ? iput+0x100/0x810 [ 27.825993][ T378] vfat_mkdir+0x176/0x420 [ 27.830295][ T378] ? vfat_unlink+0x3a0/0x3a0 [ 27.835034][ T378] ? generic_permission+0x13a/0x490 [ 27.840230][ T378] ? security_inode_mkdir+0xdd/0x120 [ 27.845514][ T378] vfs_mkdir+0x416/0x5f0 [ 27.849891][ T378] open_or_create_special_dir+0xba/0x150 [ 27.855513][ T378] incfs_mount_fs+0x3e9/0x840 [ 27.860172][ T378] ? incfs_unlink+0x80/0x80 [ 27.864748][ T378] ? vfs_parse_fs_param+0x2cb/0x430 [ 27.870050][ T378] ? vfs_parse_fs_string+0x1e9/0x290 [ 27.875306][ T378] ? cap_capable+0x23f/0x280 [ 27.879866][ T378] legacy_get_tree+0xde/0x170 [ 27.884526][ T378] ? incfs_unlink+0x80/0x80 [ 27.888999][ T378] vfs_get_tree+0x83/0x260 [ 27.893385][ T378] do_mount+0x19d0/0x2670 [ 27.897687][ T378] ? copy_mount_string+0x30/0x30 [ 27.902697][ T378] ? _copy_from_user+0xa4/0xe0 [ 27.907615][ T378] ? copy_mount_options+0xc9/0x300 [ 27.912693][ T378] ? ksys_mount+0x8f/0xf0 [ 27.916990][ T378] ksys_mount+0xc2/0xf0 [ 27.921116][ T378] __x64_sys_mount+0xb1/0xc0 [ 27.925949][ T378] do_syscall_64+0xcb/0x1e0 [ 27.930433][ T378] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 27.936433][ T378] RIP: 0033:0x444e49 [ 27.940409][ T378] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 27.960218][ T378] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 27.968888][ T378] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 27.976838][ T378] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 27.984797][ T378] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 27.992911][ T378] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 28.001043][ T378] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 000000000000000c [ **[0[ 28.011039][ T378] incfs: ino conflict with backing FS 1 ;31m* ] A start job is running for dev-ttyS0.device (20s / 1min 30s)[ 28.071869][ T380] FAULT_INJECTION: forcing a failure. [ 28.071869][ T380] name failslab, interval 1, probability 0, space 0, times 0 [ 28.084502][ T380] CPU: 0 PID: 380 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 28.096147][ T380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.106273][ T380] Call Trace: [ 28.109550][ T380] dump_stack+0x1d8/0x24e [ 28.113875][ T380] ? devkmsg_release+0x11c/0x11c [ 28.118782][ T380] ? __find_get_block+0xd13/0x10c0 [ 28.123875][ T380] ? show_regs_print_info+0x12/0x12 [ 28.129079][ T380] ? unwind_get_return_address+0x48/0x80 [ 28.134867][ T380] should_fail+0x6f6/0x860 [ 28.139262][ T380] ? setup_fault_attr+0x3d0/0x3d0 [ 28.144366][ T380] ? ebitmap_cmp+0x1b8/0x220 [ 28.148948][ T380] ? mls_compute_context_len+0x7dd/0x810 [ 28.154824][ T380] ? context_struct_to_string+0x43b/0x8b0 [ 28.160631][ T380] should_failslab+0x5/0x20 [ 28.165114][ T380] __kmalloc+0x5f/0x2f0 [ 28.169246][ T380] context_struct_to_string+0x43b/0x8b0 [ 28.174898][ T380] ? security_bounded_transition+0x560/0x560 [ 28.180879][ T380] ? symhash+0xe0/0xe0 [ 28.184934][ T380] ? hashtab_search+0x1bf/0x200 [ 28.189766][ T380] context_add_hash+0x13f/0x270 [ 28.194592][ T380] ? security_sid_to_context_inval+0x40/0x40 [ 28.200556][ T380] ? mls_context_isvalid+0x98/0x380 [ 28.205740][ T380] ? policydb_context_isvalid+0x1b6/0x400 [ 28.212221][ T380] security_compute_sid+0x1142/0x1d00 [ 28.218025][ T380] ? __rcu_read_lock+0x50/0x50 [ 28.222783][ T380] ? security_transition_sid+0x90/0x90 [ 28.228323][ T380] ? avc_denied+0x1c0/0x1c0 [ 28.232802][ T380] ? avc_has_perm_noaudit+0x400/0x400 [ 28.238145][ T380] ? avc_has_perm_noaudit+0x30c/0x400 [ 28.243760][ T380] security_transition_sid+0x78/0x90 [ 28.249017][ T380] may_create+0x62b/0x960 [ 28.253423][ T380] ? show_sid+0x250/0x250 [ 28.257992][ T380] ? selinux_inode_permission+0x445/0x690 [ 28.263941][ T380] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 28.269821][ T380] ? from_kgid+0x206/0x350 [ 28.274230][ T380] ? make_kgid+0x390/0x390 [ 28.278617][ T380] ? generic_permission+0x13a/0x490 [ 28.283983][ T380] security_inode_mkdir+0x96/0x120 [ 28.289071][ T380] vfs_mkdir+0x34a/0x5f0 [ 28.293373][ T380] open_or_create_special_dir+0xba/0x150 [ 28.299042][ T380] incfs_mount_fs+0x3e9/0x840 [ 28.303688][ T380] ? incfs_unlink+0x80/0x80 [ 28.308162][ T380] ? vfs_parse_fs_param+0x2cb/0x430 [ 28.313417][ T380] ? vfs_parse_fs_string+0x1e9/0x290 [ 28.318782][ T380] ? cap_capable+0x23f/0x280 [ 28.323595][ T380] legacy_get_tree+0xde/0x170 [ 28.328260][ T380] ? incfs_unlink+0x80/0x80 [ 28.332768][ T380] vfs_get_tree+0x83/0x260 [ 28.337170][ T380] do_mount+0x19d0/0x2670 [ 28.341934][ T380] ? copy_mount_string+0x30/0x30 [ 28.346859][ T380] ? _copy_from_user+0xa4/0xe0 [ 28.351598][ T380] ? copy_mount_options+0xc9/0x300 [ 28.357434][ T380] ? ksys_mount+0x8f/0xf0 [ 28.361743][ T380] ksys_mount+0xc2/0xf0 [ 28.365907][ T380] __x64_sys_mount+0xb1/0xc0 [ 28.370737][ T380] do_syscall_64+0xcb/0x1e0 [ 28.375396][ T380] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 28.381436][ T380] RIP: 0033:0x444e49 [ 28.385589][ T380] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 28.405318][ T380] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 28.413822][ T380] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 28.421792][ T380] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 28.430010][ T380] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 28.439998][ T380] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 28.448037][ T380] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 000000000000000d [ 28.458559][ T380] incfs: Can't find or create .index dir in ./file0 [ **[0;31[ 28.467716][ T337] BUG: Dentry ffff8881e5e08330{i=0,n=.index} still in use (1) [unmount of vfat loop0] m*] A start [ 28.478713][ T337] ------------[ cut here ]------------ [ 28.485469][ T337] WARNING: CPU: 1 PID: 337 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 28.493781][ T337] Modules linked in: [ 28.497652][ T337] CPU: 1 PID: 337 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 28.509252][ T337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.519331][ T337] RIP: 0010:umount_check+0x179/0x1c0 [ 28.524705][ T337] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 20 06 e9 84 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 57 a6 af ff 48 83 c4 08 <0f> 0b e9 fd fe ff ff 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff [ 28.544382][ T337] RSP: 0018:ffff8881e61ffc58 EFLAGS: 00010282 [ 28.550528][ T337] RAX: 0000000000000054 RBX: ffffffff85fc5c00 RCX: 384b7f6e73a49500 [ 28.559265][ T337] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 28.567295][ T337] RBP: ffff8881e7dc0420 R08: ffffffff814e9057 R09: ffffed103ede5e08 [ 28.575586][ T337] R10: ffffed103ede5e08 R11: 0000000000000000 R12: dffffc0000000000 [ 28.583643][ T337] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881e5e08330 [ 28.591593][ T337] FS: 0000000002171300(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 28.600747][ T337] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.607390][ T337] CR2: 00007ffe2c386ef8 CR3: 00000001e0eb2000 CR4: 00000000001406e0 [ 28.615346][ T337] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.623366][ T337] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.631767][ T337] Call Trace: [ 28.635180][ T337] d_walk+0x2d9/0x540 [ 28.639321][ T337] ? __d_free+0x20/0x20 [ 28.643454][ T337] shrink_dcache_for_umount+0x8a/0x1a0 [ 28.648900][ T337] generic_shutdown_super+0x63/0x2a0 [ 28.654178][ T337] kill_block_super+0x79/0xd0 [ 28.658914][ T337] deactivate_locked_super+0xaf/0x100 [ 28.664268][ T337] deactivate_super+0x1b3/0x270 [ 28.669096][ T337] ? deactivate_locked_super+0x100/0x100 [ 28.674783][ T337] ? dput+0x4de/0x5d0 [ 28.678734][ T337] ? _raw_spin_lock_irqsave+0x210/0x210 [ 28.684247][ T337] ? find_next_bit+0xc6/0x110 [ 28.688892][ T337] cleanup_mnt+0x432/0x4e0 [ 28.693459][ T337] task_work_run+0x186/0x1b0 [ 28.698032][ T337] prepare_exit_to_usermode+0x2b0/0x310 [ 28.703549][ T337] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 28.709421][ T337] RIP: 0033:0x4461e7 [ 28.713285][ T337] Code: 06 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 28.732870][ T337] RSP: 002b:00007ffe2c387638 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 28.741268][ T337] RAX: 0000000000000000 RBX: 0000000000006d6a RCX: 00000000004461e7 [ 28.749239][ T337] RDX: 00007ffe2c3876fa RSI: 0000000000000002 RDI: 00007ffe2c3876f0 [ 28.757197][ T337] RBP: 00007ffe2c3876f0 R08: 00000000ffffffff R09: 00007ffe2c3874d0 [ 28.765152][ T337] R10: 0000000002172663 R11: 0000000000000202 R12: 00007ffe2c388760 [ 28.773312][ T337] R13: 00000000021725f0 R14: 00007ffe2c387660 R15: 000000000000000e [ 28.781474][ T337] ---[ end trace f4ab0f68118345f4 ]--- job is running f[ 28.788308][ T337] VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds. Have a nice day... or dev-ttyS0.device (20s / 1min 30s)[ 28.879557][ T383] FAULT_INJECTION: forcing a failure. [ 28.879557][ T383] name failslab, interval 1, probability 0, space 0, times 0 [ 28.892547][ T383] CPU: 0 PID: 383 Comm: syz-executor555 Tainted: G W 5.4.125-syzkaller-00234-g47fe7966921f #0 [ 28.904166][ T383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.914289][ T383] Call Trace: [ 28.917559][ T383] dump_stack+0x1d8/0x24e [ 28.921869][ T383] ? devkmsg_release+0x11c/0x11c [ 28.926775][ T383] ? show_regs_print_info+0x12/0x12 [ 28.932059][ T383] ? find_get_entry+0x5be/0x650 [ 28.936903][ T383] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 28.943148][ T383] should_fail+0x6f6/0x860 [ 28.947545][ T383] ? setup_fault_attr+0x3d0/0x3d0 [ 28.952572][ T383] ? vfat_add_entry+0x206/0x37b0 [ 28.960118][ T383] should_failslab+0x5/0x20 [ 28.965295][ T383] kmem_cache_alloc_trace+0x39/0x2b0 [ 28.970651][ T383] ? debug_smp_processor_id+0x20/0x20 [ 28.976884][ T383] vfat_add_entry+0x206/0x37b0 [ 28.981790][ T383] ? __xa_set_mark+0x488/0x580 [ 28.986521][ T383] ? percpu_counter_add_batch+0x14d/0x170 [ 28.992388][ T383] ? vfat_rename+0xff0/0xff0 [ 28.996946][ T383] ? __brelse+0x54/0x90 [ 29.001075][ T383] ? fat_zeroed_cluster+0x7bb/0x820 [ 29.006330][ T383] ? mark_buffer_dirty_inode+0x22b/0x300 [ 29.011930][ T383] ? fat_alloc_new_dir+0x857/0xd70 [ 29.017095][ T383] ? __fat_remove_entries+0x4f0/0x4f0 [ 29.022434][ T383] ? ktime_get_coarse_real_ts64+0xcf/0xe0 [ 29.028225][ T383] ? generic_update_time+0x1d5/0x210 [ 29.033571][ T383] vfat_mkdir+0x1a8/0x420 [ 29.037880][ T383] ? vfat_unlink+0x3a0/0x3a0 [ 29.042448][ T383] ? generic_permission+0x13a/0x490 [ 29.047702][ T383] ? security_inode_mkdir+0xdd/0x120 [ 29.052956][ T383] vfs_mkdir+0x416/0x5f0 [ 29.057170][ T383] open_or_create_special_dir+0xba/0x150 [ 29.062769][ T383] incfs_mount_fs+0x3e9/0x840 [ 29.067512][ T383] ? incfs_unlink+0x80/0x80 [ 29.071987][ T383] ? vfs_parse_fs_param+0x2cb/0x430 [ 29.077168][ T383] ? vfs_parse_fs_string+0x1e9/0x290 [ 29.082444][ T383] ? cap_capable+0x23f/0x280 [ 29.087019][ T383] legacy_get_tree+0xde/0x170 [ 29.091681][ T383] ? incfs_unlink+0x80/0x80 [ 29.096378][ T383] vfs_get_tree+0x83/0x260 [ 29.100777][ T383] do_mount+0x19d0/0x2670 [ 29.105073][ T383] ? copy_mount_string+0x30/0x30 [ 29.109991][ T383] ? _copy_from_user+0xa4/0xe0 [ 29.114730][ T383] ? copy_mount_options+0xc9/0x300 [ 29.119823][ T383] ? ksys_mount+0x8f/0xf0 [ 29.124115][ T383] ksys_mount+0xc2/0xf0 [ 29.128239][ T383] __x64_sys_mount+0xb1/0xc0 [ 29.132909][ T383] do_syscall_64+0xcb/0x1e0 [ 29.137382][ T383] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 29.143255][ T383] RIP: 0033:0x444e49 [ 29.147124][ T383] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 29.167165][ T383] RSP: 002b:00007ffe2c388728 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 29.176706][ T383] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444e49 [ 29.185015][ T383] RDX: 0000000020000200 RSI: 0000000020000040 RDI: 0000000020000080 [ 29.193557][ T383] RBP: 0000000020000200 R08: 0000000000000000 R09: 00007ffe2c388750 [ 29.201713][ T383] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2c38874c [ 29.210300][ T383] R13: 00007ffe2c388780 R14: 00007ffe2c388760 R15: 000000000000000e [ 29.219443][ T383] incfs: Can't find or create .index dir in ./file0