Starting OpenBSD Secure Shell server... Starting Permit User Sessions... [ OK ] Started Permit User Sessions. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty1. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started OpenBSD Secure Shell server. Warning: Permanently added '10.128.0.24' (ECDSA) to the list of known hosts. executing program [* ] 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 (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 (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)[ 19.678602][ T22] audit: type=1400 audit(1610543236.749:8): avc: denied { execmem } for pid=354 comm="syz-executor038" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 19.719707][ T355] incfs: Can't find or create .incomplete dir in ./file0 [ 19.727567][ T355] BUG: Dentry 0000000039083f23{i=0,n=.incomplete} still in use (1) [unmount of vfat loop0] [ 19.737682][ T355] ------------[ cut here ]------------ [ 19.743131][ T355] WARNING: CPU: 1 PID: 355 at fs/dcache.c:1597 umount_check+0x179/0x1c0 [ 19.751419][ T355] Kernel panic - not syncing: panic_on_warn set ... [ 19.757975][ T355] CPU: 1 PID: 355 Comm: syz-executor038 Not tainted 5.4.88-syzkaller-00129-ge1d2125552ac #0 [ 19.768000][ T355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.778021][ T355] Call Trace: [ 19.781295][ T355] dump_stack+0x1dd/0x24e [ 19.785590][ T355] ? devkmsg_release+0x11c/0x11c [ 19.790506][ T355] ? show_regs_print_info+0x12/0x12 [ 19.795668][ T355] ? vprintk_store+0x690/0x690 [ 19.800398][ T355] ? console_trylock+0x166/0x1c0 [ 19.805306][ T355] ? umount_check+0x120/0x1c0 [ 19.809988][ T355] ? umount_check+0x120/0x1c0 [ 19.814632][ T355] panic+0x285/0x750 [ 19.818499][ T355] ? __warn+0xfa/0x200 [ 19.822546][ T355] ? nmi_panic+0x90/0x90 [ 19.826766][ T355] ? devkmsg_release+0x11c/0x11c [ 19.831671][ T355] ? is_valid_bugaddr+0xa0/0x150 [ 19.836634][ T355] ? umount_check+0x179/0x1c0 [ 19.841282][ T355] __warn+0x1fd/0x200 [ 19.845235][ T355] ? umount_check+0x179/0x1c0 [ 19.849879][ T355] report_bug+0x390/0x4d0 [ 19.854174][ T355] ? umount_check+0x179/0x1c0 [ 19.858818][ T355] do_invalid_op+0x6e/0x110 [ 19.863295][ T355] invalid_op+0x1e/0x30 [ 19.867442][ T355] RIP: 0010:umount_check+0x179/0x1c0 [ 19.872703][ T355] Code: ff 4c 8b 0b 48 81 c5 20 04 00 00 48 c7 c7 c3 50 1d 85 4c 89 fe 4c 89 f2 4c 89 f9 45 89 e8 31 c0 55 e8 37 49 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 [ 19.892407][ T355] RSP: 0018:ffff8881e8477a40 EFLAGS: 00010292 [ 19.898440][ T355] RAX: 0000000000000059 RBX: ffffffff8548cdb0 RCX: 669c8f613129ef00 [ 19.906390][ T355] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 19.914345][ T355] RBP: ffff8881e8b97420 R08: ffffffff814e3ed1 R09: ffffed103ee25e08 [ 19.922283][ T355] R10: ffffed103ee25e08 R11: 0000000000000000 R12: dffffc0000000000 [ 19.930226][ T355] R13: 0000000000000001 R14: 0000000000000000 R15: ffff8881eff73000 [ 19.938175][ T355] ? vprintk_emit+0x3b1/0x500 [ 19.942821][ T355] d_walk+0x2e9/0x570 [ 19.946768][ T355] ? __d_free+0x20/0x20 [ 19.950890][ T355] shrink_dcache_for_umount+0x8a/0x1b0 [ 19.956319][ T355] generic_shutdown_super+0x63/0x2a0 [ 19.961577][ T355] kill_block_super+0x79/0xd0 [ 19.966239][ T355] deactivate_locked_super+0xaf/0x100 [ 19.971574][ T355] deactivate_super+0x1b8/0x280 [ 19.976394][ T355] ? deactivate_locked_super+0x100/0x100 [ 19.982014][ T355] ? dput+0x4ed/0x5e0 [ 19.982022][ T355] ? _raw_spin_lock_irq+0xa4/0x1b0 [ 19.982032][ T355] ? find_n[ *ext_bit+0xd8/0x1[0;1;31m*[20 0;31m*] A start job is running for dev-ttyS0.device (13s / 1min 30s)[ 20.004755][ T355] cleanup_mnt+0x432/0x4e0 [ 20.009149][ T355] task_work_run+0x176/0x1a0 [ 20.013754][ T355] do_exit+0xcc2/0x2830 [ 20.017914][ T355] ? mm_update_next_owner+0x5d0/0x5d0 [ 20.023252][ T355] ? __up_read+0x6f/0x1b0 [ 20.027563][ T355] ? kfree+0x12c/0x660 [ 20.031596][ T355] ? check_preemption_disabled+0x15a/0x330 [ 20.037408][ T355] ? debug_smp_processor_id+0x20/0x20 [ 20.042749][ T355] do_group_exit+0x155/0x2b0 [ 20.047304][ T355] __do_sys_exit_group+0x13/0x20 [ 20.052248][ T355] __se_sys_exit_group+0x10/0x10 [ 20.057309][ T355] __x64_sys_exit_group+0x37/0x40 [ 20.062305][ T355] do_syscall_64+0xcb/0x150 [ 20.066777][ T355] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 20.072645][ T355] RIP: 0033:0x443738 [ 20.076514][ T355] Code: Bad RIP value. [ 20.080562][ T355] RSP: 002b:00007ffd8b778fd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 20.088952][ T355] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000443738 [ 20.096888][ T355] RDX: 0000000000000001 RSI: 000000000000003c RDI: 0000000000000001 [ 20.104837][ T355] RBP: 00000000004c3a90 R08: 00000000000000e7 R09: ffffffffffffffd0 [ 20.112776][ T355] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 20.120714][ T355] R13: 00000000006d6180 R14: 0000000000000000 R15: 0000000000000000 [ 20.129489][ T355] Kernel Offset: disabled [ 20.133795][ T355] Rebooting in 86400 seconds..