Warning: Permanently added '10.128.0.188' (ECDSA) to the list of known hosts. executing program [ **] 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)[* ] A start job is running for dev-ttyS0.device (15s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (16s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (16s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (17s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (17s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (18s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (18s / 1min 30s)[ *] A start job is running for dev-ttyS0.device (19s / 1min 30s)[ **] A start job is running for dev-ttyS0.device (19s / 1min 30s)[ ***] A start job is running for dev-ttyS0.device (20s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (20s / 1min 30s)[ *** ] A start job is running for dev-ttyS0.device (21s / 1min 30s)[*** ] A start job is running for dev-ttyS0.device (21s / 1min 30s)[** ] A start job is running for dev-ttyS0.device (22s / 1min 30s)[* ] A start job is running for dev-ttyS0.device (22s / 1[ 30.498119][ T22] audit: type=1400 audit(1610823297.806:8): avc: denied { execmem } for pid=356 comm="syz-executor959" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 min 30s)[ 30.531024][ T357] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 30.540819][ T357] EXT4-fs error (device loop0): __ext4_new_inode:930: comm syz-executor959: reserved inode found cleared - inode=1 [ 30.554138][ T357] incfs: Can't find or create .index dir in ./file0 [ 30.561487][ T357] BUG: Dentry 00000000b7fb33e1{i=0,n=.index} still in use (1) [unmount of ext4 loop0] [ 30.571286][ T357] ------------[ cut here ]------------ [ 30.576784][ T357] WARNING: CPU: 0 PID: 357 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 30.585110][ T357] Kernel panic - not syncing: panic_on_warn set ... [ 30.591733][ T357] CPU: 0 PID: 357 Comm: syz-executor959 Not tainted 5.4.89-syzkaller-00264-gdc04463953b2 #0 [ 30.601780][ T357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.611822][ T357] Call Trace: [ 30.615099][ T357] dump_stack+0x1dd/0x24e [ 30.619406][ T357] ? devkmsg_release+0x11c/0x11c [ 30.624324][ T357] ? show_regs_print_info+0x12/0x12 [ 30.629510][ T357] ? vprintk_store+0x690/0x690 [ 30.634270][ T357] ? console_trylock+0x166/0x1c0 [ 30.639195][ T357] ? umount_check+0x100/0x1c0 [ 30.643869][ T357] ? umount_check+0x100/0x1c0 [ 30.648529][ T357] panic+0x285/0x750 [ 30.652437][ T357] ? __warn+0xfa/0x200 [ 30.656483][ T357] ? nmi_panic+0x90/0x90 [ 30.660721][ T357] ? devkmsg_release+0x11c/0x11c [ 30.665637][ T357] ? is_valid_bugaddr+0xa0/0x150 [ 30.670558][ T357] ? umount_check+0x179/0x1c0 [ 30.675216][ T357] __warn+0x1fd/0x200 [ 30.679183][ T357] ? umount_check+0x179/0x1c0 [ 30.683839][ T357] report_bug+0x390/0x4d0 [ 30.688150][ T357] ? umount_check+0x179/0x1c0 [ 30.692806][ T357] do_invalid_op+0x6e/0x110 [ 30.697290][ T357] invalid_op+0x1e/0x30 [ 30.701423][ T357] RIP: 0010:umount_check+0x179/0x1c0 [ 30.706702][ T357] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 c3 53 1d 85 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 47 42 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 [ 30.726286][ T357] RSP: 0018:ffff8881e8b47a40 EFLAGS: 00010292 [ 30.732333][ T357] RAX: 0000000000000054 RBX: ffffffff8548a438 RCX: e7a1a7143fc86600 [ 30.740314][ T357] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 30.748271][ T357] RBP: ffff8881e8bb9420 R08: ffffffff814e4601 R09: ffffed103ee05e08 [ 30.756227][ T357] R10: ffffed103ee05e08 R11: 0000000000000000 R12: dffffc0000000000 [ 30.764187][ T357] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881eff23990 [ 30.772154][ T357] ? vprintk_emit+0x3b1/0x500 [ 30.776830][ T357] d_walk+0x2e9/0x570 [ 30.780797][ T357] ? __d_free+0x20/0x20 [ 30.784937][ T357] shrink_dcache_for_umount+0x8a/0x1b0 [ 30.790397][ T357] generic_shutdown_super+0x63/0x2a0 [ 30.795668][ T357] kill_block_super+0x79/0xd0 [ 30.800326][ T357] deactivate_locked_super+0xaf/0x100 [ 30.805701][ T357] deactivate_super+0x1b8/0x280 [ 30.810542][ T357] ? deactivate_locked_super+0x100/0x100 [ 30.816206][ T357] ? dput+0x4ed/0x5e0 [ 30.820181][ T357] ? _raw_spin_lock_irq+0xa4/0x1b0 [ 30.825288][ T357] ? find_next_bit+0xd8/0x120 [ 30.829980][ T357] cleanup_mnt+0x432/0x4e0 [ 30.834413][ T357] task_work_run+0x176/0x1a0 [ 30.839014][ T357] do_exit+0xcc2/0x2830 [ 30.843167][ T357] ? mm_update_next_owner+0x5d0/0x5d0 [ 30.848548][ T357] ? __up_read+0x6f/0x1b0 [ 30.852909][ T357] ? __down_read+0x210/0x210 [ 30.857506][ T357] ? check_preemption_disabled+0x15a/0x330 [ 30.863332][ T357] ? debug_smp_processor_id+0x20/0x20 [ 30.868698][ T357] do_group_exit+0x155/0x2b0 [ 30.873299][ T357] ? do_user_addr_fault+0x6dd/0xb10 [ 30.878480][ T357] __do_sys_exit_group+0x13/0x20 [ 30.883416][ T357] __se_sys_exit_group+0x10/0x10 [ 30.888338][ T357] __x64_sys_exit_group+0x37/0x40 [ 30.893359][ T357] do_syscall_64+0xcb/0x150 [ 30.897914][ T357] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 30.903796][ T357] RIP: 0033:0x443878 [ 30.907678][ T357] Code: Bad RIP value. [ 30.911749][ T357] RSP: 002b:00007ffeebf742c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 30.920144][ T357] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000443878 [ 30.928224][ T357] RDX: 0000000000000001 RSI: 000000000000003c RDI: 0000000000000001 [ 30.936303][ T357] RBP: 00000000004c3cd0 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 30.944261][ T357] R10: 0000000000000800 R11: 0000000000000246 R12: 0000000000000001 [ 30.952247][ T357] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 30.960674][ T357] Kernel Offset: disabled [ 30.965000][ T357] Rebooting in 86400 seconds..