[ OK ] Started Getty on tty6. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty4. [ OK ] Started OpenBSD Secure Shell server. Warning: Permanently added '10.128.0.151' (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 (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)[ ***] A start job is running for dev-ttyS0.device (11s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (11s / 1min 30s)[ *] A start job is running for dev-ttyS0.device (12s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (12s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (13s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (13s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (14s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (14s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (15s / 1min 30s)[ 24.601329][ T22] audit: type=1400 audit(1609038752.946:8): avc: denied { execmem } for pid=358 comm="syz-executor393" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 24.601637][ T358] FAULT_INJECTION: forcing a failure. [ 24.601637][ T358] name failslab, interval 1, probability 0, space 0, times 1 [ 24.635062][ T358] CPU: 1 PID: 358 Comm: syz-executor393 Not tainted 5.4.85-syzkaller-00188-g8657d5d6282f #0 [ 24.645530][ T358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.655561][ T358] Call Trace: [ 24.658840][ T358] dump_stack+0x1dd/0x24e [ 24.663153][ T358] ? devkmsg_release+0x11c/0x11c [ 24.668084][ T358] ? show_regs_print_info+0x12/0x12 [ 24.673348][ T358] should_fail+0x6fb/0x860 [ 24.677911][ T358] ? setup_fault_attr+0x3d0/0x3d0 [ 24.683371][ T358] ? check_preemption_disabled+0x15a/0x330 [ 24.689151][ T358] ? debug_smp_processor_id+0x20/0x20 [ 24.694511][ T358] ? getname_flags+0xb8/0x610 [ 24.699189][ T358] should_failslab+0x5/0x20 [ 24.704118][ T358] kmem_cache_alloc+0x36/0x270 [ 24.708857][ T358] getname_flags+0xb8/0x610 [ 24.713423][ T358] do_sys_open+0x33b/0x7b0 [ 24.717815][ T358] ? check_preemption_disabled+0x15a/0x330 [ 24.723618][ T358] ? file_open_root+0x450/0x450 [ 24.723625][ T358] ? __fput+0x4fd/0x6c0 [ 24.723635][ T358] do_syscall_64+0xcb/0x150 [ 24.723649][ T358] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 24.723664][ T358] RIP: 0033:0x4018d0 [ 24.747439][ T358] Code: 01 f0 ff ff 0f 83 20 0c 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d fd 6d 2d 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 f4 0b 00 00 c3 48 83 ec 08 e8 5a 01 00 00 [ 24.767629][ T358] RSP: 002b:00007ffce20a0598 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 24.776081][ T358] RAX: ffffffffffffffda RBX: 00007ffce20a05c1 RCX: 00000000004018d0 [ 24.784060][ T358] RDX: 00007ffce20a05c6 RSI: 0000000000080001 RDI: 00000000004a7378 [ 24.792045][ T358] RBP: 00007ffce20a05c0 R08: 0000000000000000 R09: 0000000000000001 executing program [ 24.800036][ T358] R10: 0000000000000032 R11: 0000000000000246 R12: 00000000004a7378 [ 24.808047][ T358] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [* ] A start job is running for dev-ttyS0.device (15s / 1min 30s)[ 24.828016][ T359] FAULT_INJECTION: forcing a failure. [ 24.828016][ T359] name failslab, interval 1, probability 0, space 0, times 0 [ 24.841877][ T359] CPU: 0 PID: 359 Comm: syz-executor393 Not tainted 5.4.85-syzkaller-00188-g8657d5d6282f #0 [ 24.851954][ T359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.861992][ T359] Call Trace: [ 24.865279][ T359] dump_stack+0x1dd/0x24e [ 24.869585][ T359] ? devkmsg_release+0x11c/0x11c [ 24.874498][ T359] ? show_regs_print_info+0x12/0x12 [ 24.879674][ T359] ? unwind_get_return_address+0x48/0x90 [ 24.885297][ T359] ? write_boundary_block+0x150/0x150 [ 24.890749][ T359] should_fail+0x6fb/0x860 [ 24.895158][ T359] ? setup_fault_attr+0x3d0/0x3d0 [ 24.900156][ T359] ? ebitmap_cmp+0x1c8/0x230 [ 24.904746][ T359] ? mls_compute_context_len+0x81b/0x850 [ 24.910363][ T359] ? context_struct_to_string+0x3de/0x820 [ 24.916058][ T359] should_failslab+0x5/0x20 [ 24.920536][ T359] __kmalloc+0x5f/0x2d0 [ 24.924680][ T359] context_struct_to_string+0x3de/0x820 [ 24.930287][ T359] ? security_bounded_transition+0x560/0x560 [ 24.936256][ T359] ? ebitmap_contains+0x6d8/0x780 [ 24.941253][ T359] ? hashtab_search+0x1bf/0x200 [ 24.946262][ T359] context_add_hash+0x13f/0x270 [ 24.951102][ T359] ? security_sid_to_context_inval+0x40/0x40 [ 24.957072][ T359] ? mls_context_isvalid+0x98/0x380 [ 24.962420][ T359] ? policydb_context_isvalid+0x1b6/0x400 [ 24.968113][ T359] security_compute_sid+0x11dc/0x1d50 [ 24.973482][ T359] ? __rcu_read_lock+0x50/0x50 [ 24.978318][ T359] ? security_transition_sid+0x90/0x90 [ 24.983751][ T359] ? avc_denied+0x1c0/0x1c0 [ 24.988228][ T359] ? avc_has_perm_noaudit+0x400/0x400 [ 24.993591][ T359] security_transition_sid+0x78/0x90 [ 24.998889][ T359] may_create+0x64b/0x9a0 [ 25.003210][ T359] ? show_sid+0x250/0x250 [ 25.007519][ T359] ? selinux_inode_follow_link+0x3c0/0x3c0 [ 25.013299][ T359] ? from_kgid+0x206/0x350 [ 25.017693][ T359] ? make_kgid+0x3a0/0x3a0 [ 25.022081][ T359] ? generic_permission+0x13a/0x490 [ 25.027256][ T359] security_inode_mkdir+0xa6/0x130 [ 25.032436][ T359] vfs_mkdir+0x34e/0x5f0 [ 25.036660][ T359] open_or_create_special_dir+0xba/0x150 [ 25.042271][ T359] incfs_mount_fs+0x3fc/0xa80 [ 25.046923][ T359] ? incfs_unlink+0x80/0x80 [ 25.051402][ T359] ? cred_has_capability+0x1b1/0x410 [ 25.056662][ T359] ? cred_has_capability+0x2c3/0x410 [ 25.062110][ T359] ? selinux_perf_event_write+0x100/0x100 [ 25.068070][ T359] ? vfs_parse_fs_param+0x2d3/0x440 [ 25.074058][ T359] ? vfs_parse_fs_string+0x1e9/0x290 [ 25.079365][ T359] ? cap_capable+0x23f/0x280 [ 25.083931][ T359] legacy_get_tree+0xde/0x170 [ 25.088683][ T359] ? incfs_unlink+0x80/0x80 [ 25.093158][ T359] vfs_get_tree+0x85/0x260 [ 25.097544][ T359] do_mount+0x18ab/0x2660 [ 25.101851][ T359] ? copy_mount_string+0x30/0x30 [ 25.106903][ T359] ? _copy_from_user+0xa4/0xe0 [ 25.111644][ T359] ? copy_mount_options+0xd6/0x320 [ 25.116731][ T359] ? ksys_mount+0x8f/0xf0 [ 25.121041][ T359] ksys_mount+0xc2/0xf0 [ 25.125182][ T359] __x64_sys_mount+0xb1/0xc0 [ 25.129749][ T359] do_syscall_64+0xcb/0x150 [ 25.134403][ T359] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 25.140733][ T359] RIP: 0033:0x4457b9 [ 25.144707][ T359] Code: 3d cd fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 0b cd fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 25.164483][ T359] RSP: 002b:00007ffce20a08a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 25.173539][ T359] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004457b9 [ 25.183503][ T359] RDX: 0000000020000480 RSI: 0000000020000440 RDI: 0000000020000400 [ 25.191712][ T359] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000 [ 25.199695][ T359] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 25.207651][ T359] R13: 0000000000000004 R14: 0000000000000004 R15: 0000000000000001 [ 25.220208][ T359] incfs: Can't find or create .index dir in ./file0 [ 25.228544][ T358] BUG: Dentry 0000000025bb0b6f{i=0,n=.index} still in use (1) [unmount of vfat loop0] [ 25.238609][ T358] ------------[ cut here ]------------ [ 25.244073][ T358] WARNING: CPU: 1 PID: 358 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 25.252387][ T358] Kernel panic - not syncing: panic_on_warn set ... [ 25.259039][ T358] CPU: 1 PID: 358 Comm: syz-executor393 Not tainted 5.4.85-syzkaller-00188-g8657d5d6282f #0 [ 25.269071][ T358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.279102][ T358] Call Trace: [ 25.282388][ T358] dump_stack+0x1dd/0x24e [ 25.287475][ T358] ? devkmsg_release+0x11c/0x11c [ 25.292388][ T358] ? show_regs_print_info+0x12/0x12 [ 25.297562][ T358] ? vprintk_store+0x690/0x690 [ 25.302300][ T358] ? console_trylock+0x166/0x1c0 [ 25.307469][ T358] ? umount_check+0xc0/0x1c0 [ 25.312030][ T358] ? umount_check+0xc0/0x1c0 [ 25.316635][ T358] panic+0x285/0x750 [ 25.320516][ T358] ? __warn+0xfa/0x200 [ 25.324728][ T358] ? nmi_panic+0x90/0x90 [ 25.329040][ T358] ? devkmsg_release+0x11c/0x11c [ 25.333950][ T358] ? is_valid_bugaddr+0xa0/0x150 [ 25.338857][ T358] ? umount_check+0x179/0x1c0 [ 25.343505][ T358] __warn+0x1fd/0x200 [ 25.347454][ T358] ? umount_check+0x179/0x1c0 [ 25.352101][ T358] report_bug+0x390/0x4d0 [ 25.356418][ T358] ? umount_check+0x179/0x1c0 [ 25.361116][ T358] do_invalid_op+0x6e/0x110 [ 25.365586][ T358] invalid_op+0x1e/0x30 [ 25.369710][ T358] RIP: 0010:umount_check+0x179/0x1c0 [ 25.374961][ T358] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 63 43 1d 85 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 27 54 b0 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 [ 25.394647][ T358] RSP: 0018:ffff8881e8c7fc60 EFLAGS: 00010296 [ 25.400722][ T358] RAX: 0000000000000054 RBX: ffffffff8548cd30 RCX: 4a37fc03ab21d500 [ 25.408679][ T358] RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000 [ 25.417236][ T358] RBP: ffff8881e88a3420 R08: ffffffff814e3421 R09: ffffed103ee25e08 [ 25.425191][ T358] R10: ffffed103ee25e08 R11: 0000000000000000 R12: dffffc0000000000 [ 25.433353][ T358] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881eff67ee0 [ 25.441311][ T358] ? vprintk_emit+0x3b1/0x500 [ 25.445989][ T358] d_walk+0x2e9/0x570 [ 25.449942][ T358] ? __d_free+0x20/0x20 [ 25.454070][ T358] shrink_dcache_for_umount+0x8a/0x1b0 [ 25.459879][ T358] generic_shutdown_super+0x63/0x2a0 [ 25.465150][ T358] kill_block_super+0x79/0xd0 [ 25.469811][ T358] deactivate_locked_super+0xaf/0x100 [ 25.475246][ T358] deactivate_super+0x1b8/0x280 [ 25.480081][ T358] ? deactivate_locked_super+0x100/0x100 [ 25.485684][ T358] ? dput+0x4ed/0x5e0 [ 25.489665][ T358] ? _raw_spin_lock_irqsave+0x210/0x210 [ 25.495176][ T358] ? find_next_bit+0xd8/0x120 [ 25.499823][ T358] cleanup_mnt+0x432/0x4e0 [ 25.504211][ T358] task_work_run+0x176/0x1a0 [ 25.508785][ T358] prepare_exit_to_usermode+0x2b0/0x310 [ 25.514306][ T358] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 25.520184][ T358] RIP: 0033:0x448137 [ 25.524051][ T358] Code: 00 00 00 b8 08 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad a3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8d a3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 25.544441][ T358] RSP: 002b:00007ffce209f7b8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 25.552831][ T358] RAX: 0000000000000000 RBX: 00007ffce20a0930 RCX: 0000000000448137 [ 25.560785][ T358] RDX: 0000000000400ee7 RSI: 0000000000000002 RDI: 00007ffce209f860 [ 25.568761][ T358] RBP: 0000000000006047 R08: 0000000000000000 R09: 0000000000000009 [ 25.576899][ T358] R10: 0000000000000005 R11: 0000000000000202 R12: 00007ffce20a08d0 [ 25.584932][ T358] R13: 0000000001f41880 R14: 0000000000000000 R15: 0000000000000000 [ 25.593493][ T358] Kernel Offset: disabled [ 25.597800][ T358] Rebooting in 86400 seconds..