Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. Starting OpenBSD Secure Shell server... Starting Permit User Sessions... [ OK ] Started Permit User Sessions. [ OK ] Started OpenBSD Secure Shell server. [ 13.254104][ C1] random: crng init done [ 13.255022][ C1] random: 7 urandom warning(s) missed due to ratelimiting Warning: Permanently added '10.128.0.44' (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 (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 (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)[ 20.201174][ T22] audit: type=1400 audit(1600935102.484:8): avc: denied { execmem } for pid=349 comm="syz-executor415" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 20.223263][ T349] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue [ 20.233008][ T349] Quota error (device loop0): qtree_write_dquot: Error -669470953 occurred while creating quota [ 20.244452][ T349] Quota error (device loop0): qtree_write_dquot: Error -1224736762 occurred while creating quota [ 20.255400][ T349] EXT4-fs error (device loop0): __ext4_new_inode:921: comm syz-executor415: reserved inode found cleared - inode=1 [ 20.267797][ T349] BUG: unable to handle page fault for address: fffffbfff6e0000d [ 20.275490][ T349] #PF: supervisor read access in kernel mode [ 20.281454][ T349] #PF: error_code(0x0000) - not-present page [ 20.287395][ T349] PGD 21fff3067 P4D 21fff3067 PUD 21ffb6067 PMD 0 [ 20.293878][ T349] Oops: 0000 [#1] PREEMPT SMP KASAN [ 20.299042][ T349] CPU: 0 PID: 349 Comm: syz-executor415 Not tainted 5.4.65-syzkaller-00175-g63d1c2f0b547 #0 [ 20.309063][ T349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.319090][ T349] RIP: 0010:check_memory_region+0x70/0x2f0 [ 20.324860][ T349] Code: 49 bd 01 00 00 00 00 fc ff df 4d 01 ea 4d 89 d6 4d 29 ce 49 83 fe 10 7f 2b 4d 85 f6 0f 84 b9 01 00 00 4c 89 cb 4c 29 d3 66 90 <45> 0f b6 19 45 84 db 0f 85 03 02 00 00 49 ff c1 48 ff c3 75 eb e9 [ 20.344434][ T349] RSP: 0018:ffff8881cddaf4f0 EFLAGS: 00010297 [ 20.350527][ T349] RAX: b6566223fa71ed01 RBX: ffffffffffffffff RCX: ffffffff818f09d4 [ 20.358640][ T349] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffffb700006a [ 20.367880][ T349] RBP: ffffffffb7000006 R08: dffffc0000000000 R09: fffffbfff6e0000d [ 20.375833][ T349] R10: fffffbfff6e0000e R11: 0000000000000004 R12: 1ffffffff6e0000d [ 20.383782][ T349] R13: dffffc0000000001 R14: 0000000000000001 R15: ffffffffb700006a [ 20.391724][ T349] FS: 00000000023be880(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 [ 20.400738][ T349] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.407286][ T349] CR2: fffffbfff6e0000d CR3: 00000001cfe86002 CR4: 00000000001606f0 [ 20.415239][ T349] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 20.423178][ T349] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.431116][ T349] Call Trace: [ 20.434377][ T349] dqput+0x74/0x770 [ 20.438151][ T349] dquot_drop+0x1e5/0x2a0 [ 20.442468][ T349] __ext4_new_inode+0x1cf3/0x5ce0 [ 20.447461][ T349] ? ext4_read_inode_bitmap+0x1950/0x1950 [ 20.453143][ T349] ? dqput+0xaf/0x770 [ 20.457088][ T349] ? __dquot_initialize+0xb5d/0xdc0 [ 20.462252][ T349] ? terminate_walk+0x382/0x4f0 [ 20.467076][ T349] ext4_tmpfile+0x237/0x4a0 [ 20.471548][ T349] ? _raw_spin_trylock_bh+0x190/0x190 [ 20.476887][ T349] ? ext4_rename2+0x6450/0x6450 [ 20.481710][ T349] ? _raw_spin_unlock+0x5/0x20 [ 20.486451][ T349] ? d_alloc+0x18a/0x1c0 [ 20.490658][ T349] vfs_tmpfile+0x13a/0x210 [ 20.495051][ T349] path_openat+0x3d1d/0x4270 [ 20.499608][ T349] ? stack_trace_save+0x111/0x1e0 [ 20.504596][ T349] ? stack_trace_snprint+0x150/0x150 [ 20.509846][ T349] ? flock_lock_inode+0x12cf/0x1c20 [ 20.515019][ T349] ? do_filp_open+0x430/0x430 [ 20.519658][ T349] ? __kasan_kmalloc+0x117/0x1b0 [ 20.524571][ T349] ? kmem_cache_alloc+0x1d5/0x250 [ 20.529562][ T349] ? getname_flags+0xb8/0x610 [ 20.534221][ T349] ? do_sys_open+0x2fc/0x620 [ 20.538788][ T349] ? do_syscall_64+0xcb/0x150 [ 20.543429][ T349] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 20.549462][ T349] ? _atomic_dec_and_lock+0x1e9/0x2c0 [ 20.554799][ T349] ? cpumask_local_spread+0x3a0/0x3a0 [ 20.560148][ T349] ? mutex_lock+0xa6/0x110 [ 20.564529][ T349] do_filp_open+0x1f7/0x430 [ 20.568996][ T349] ? vfs_tmpfile+0x210/0x210 [ 20.573553][ T349] ? locks_remove_posix+0x383/0x610 [ 20.578716][ T349] ? _raw_spin_lock+0xa1/0x170 [ 20.583444][ T349] ? _raw_spin_trylock_bh+0x190/0x190 [ 20.588796][ T349] ? _raw_spin_unlock+0x5/0x20 [ 20.593525][ T349] ? __alloc_fd+0x4e8/0x590 [ 20.598001][ T349] do_sys_open+0x343/0x620 [ 20.602384][ T349] ? file_open_root+0x440/0x440 [ 20.607199][ T349] do_syscall_64+0xcb/0x150 [ 20.611669][ T349] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 20.617538][ T349] RIP: 0033:0x444969 [ 20.621412][ T349] Code: 8d d7 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 5b d7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 20.641156][ T349] RSP: 002b:00007fff12e78a78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 20.649529][ T349] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 0000000000444969 [ 20.657467][ T349] RDX: 0000000000410481 RSI: 0000000020000000 RDI: ffffffffffffff9c [ 20.665405][ T349] RBP: 00000000006cf018 R08: 0000000000000000 R09: 0000000000000000 [ 20.673353][ T349] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402550 [ 20.681290][ T349] R13: 00000000004025e0 R14: 0000000000000000 R15: 0000000000000000 [ 20.689237][ T349] Modules linked in: [ 20.693098][ T349] CR2: fffffbfff6e0000d [ 20.697216][ T349] ---[ end trace aa56e88239054458 ]--- [ 20.702642][ T349] RIP: 0010:check_memory_region+0x70/0x2f0 [ 20.708411][ T349] Code: 49 bd 01 00 00 00 00 fc ff df 4d 01 ea 4d 89 d6 4d 29 ce 49 83 fe 10 7f 2b 4d 85 f6 0f 84 b9 01 00 00 4c 89 cb 4c 29 d3 66 90 <45> 0f b6 19 45 84 db 0f 85 03 02 00 00 49 ff c1 48 ff c3 75 eb e9 [ 20.727979][ T349] RSP: 0018:ffff8881cddaf4f0 EFLAGS: 00010297 [ 20.734019][ T349] RAX: b6566223fa71ed01 RBX: ffffffffffffffff RCX: ffffffff818f09d4 [ 20.741957][ T349] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffffb700006a [ 20.749894][ T349] RBP: ffffffffb7000006 R08: dffffc0000000000 R09: fffffbfff6e0000d [ 20.757832][ T349] R10: fffffbfff6e0000e R11: 0000000000000004 R12: 1ffffffff6e0000d [ 20.765770][ T349] R13: dffffc0000000001 R14: 0000000000000001 R15: ffffffffb700006a [ 20.773720][ T349] FS: 00000000023be880(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 [ 20.782625][ T349] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.789173][ T349] CR2: fffffbfff6e0000d CR3: 00000001cfe86002 CR4: 00000000001606f0 [ 20.797113][ T349] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 20.805050][ T349] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.812987][ T349] Kernel panic - not syncing: Fatal exception [ 20.819528][ T349] Kernel Offset: disabled [ 20.823825][ T349] Rebooting in 86400 seconds..