Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. Starting Permit User Sessions... Starting OpenBSD Secure Shell server... [ OK ] Started Permit User Sessions. [ OK ] Started OpenBSD Secure Shell server. [ 12.892575][ C0] random: crng init done [ 12.893703][ C0] random: 7 urandom warning(s) missed due to ratelimiting Warning: Permanently added '10.128.1.36' (ECDSA) to the list of known hosts. 2020/08/27 14:28:00 parsed 1 programs 2020/08/27 14:28:00 executed programs: 0 [* ] 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 (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)[ 19.849753][ T22] audit: type=1400 audit(1598538480.318:8): avc: denied { execmem } for pid=343 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 19.873335][ T348] cgroup1: Unknown subsys name 'perf_event' [ 19.876098][ T347] cgroup1: Unknown subsys name 'perf_event' [ 19.880017][ T348] cgroup1: Unknown subsys name 'net_cls' [ 19.888342][ T347] cgroup1: Unknown subsys name 'net_cls' [ 19.893316][ T350] cgroup1: Unknown subsys name 'perf_event' [ **][ 19.904132][ T352] cgroup1: Unknown subsys name 'perf_event' A start job is [ 19.905628][ T350] cgroup1: Unknown subsys name 'net_cls' running for dev-[ 19.912988][ T352] cgroup1: Unknown subsys name 'net_cls' ttyS0.device (13s / 1min 30s)[ 19.927018][ T355] cgroup1: Unknown subsys name 'perf_event' [ 19.930480][ T357] cgroup1: Unknown subsys name 'perf_event' [ 19.934408][ T355] cgroup1: Unknown subsys name 'net_cls' [ 19.940731][ T357] cgroup1: Unknown subsys name 'net_cls' [ ***] 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 (17s / 1min 30s)[ 23.620468][ T22] audit: type=1400 audit(1598538484.079:9): avc: denied { block_suspend } for pid=2788 comm="syz-executor.0" capability=36 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [* ] A start job is running for dev-ttyS0.device (17s / 1min 30s)[ 23.811681][ T2812] ------------[ cut here ]------------ [ 23.817165][ T2812] kernel BUG at fs/inode.c:1588! [ 23.834210][ T2812] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 23.840307][ T2812] CPU: 0 PID: 2812 Comm: syz-executor.0 Not tainted 5.4.61-syzkaller-00800-g4915c32a2f6b #0 [ 23.850348][ T2812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 23.860401][ T2812] RIP: 0010:iput+0x748/0x750 [ 23.864982][ T2812] Code: f4 ff e9 a1 fc ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff ff 4c 89 e7 e8 12 e1 f4 ff e9 c7 fe ff ff e8 98 a8 c6 ff <0f> 0b 66 0f 1f 44 00 00 55 41 57 41 56 53 48 89 f5 48 89 fb 49 bf [ 23.884581][ T2812] RSP: 0018:ffff8881d716fdb0 EFLAGS: 00010293 [ 23.890641][ T2812] RAX: ffffffff817b6098 RBX: ffff8881ccfe6a58 RCX: ffff8881d8898000 [ 23.898614][ T2812] RDX: 0000000000000000 RSI: 0000000000000040 RDI: 0000000000000000 [ 23.906618][ T2812] RBP: 0000000000000040 R08: ffffffff817b59b1 R09: ffffed103adae1f1 [ 23.914588][ T2812] R10: ffffed103adae1f1 R11: 0000000000000000 R12: 1ffff110399fcd2c [ 23.922535][ T2812] R13: ffff8881ccfe69c0 R14: dffffc0000000000 R15: ffff8881ccfe6960 [ 23.930478][ T2812] FS: 00000000033e8940(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 [ 23.939374][ T2812] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.946027][ T2812] CR2: 00007ffda91e67f0 CR3: 00000001ca12f006 CR4: 00000000001606f0 [ 23.953981][ T2812] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 23.961931][ T2812] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 23.969886][ T2812] Call Trace: [ 23.973166][ T2812] ? mutex_unlock+0x40/0x40 [ 23.977664][ T2812] sock_close+0x1b7/0x250 [ 23.981969][ T2812] ? __fput+0x274/0x6c0 [ 23.986105][ T2812] ? sock_mmap+0x90/0x90 [ 23.990316][ T2812] __fput+0x27d/0x6c0 [ 23.994271][ T2812] task_work_run+0x176/0x1a0 [ 23.998829][ T2812] prepare_exit_to_usermode+0x286/0x2e0 [ 24.004357][ T2812] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 24.010234][ T2812] RIP: 0033:0x416f01 [ 24.014113][ T2812] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 24.033689][ T2812] RSP: 002b:00007ffe3e1e8670 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 24.042068][ T2812] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000416f01 [ 24.050025][ T2812] RDX: 0000000000000000 RSI: 00000000011901f8 RDI: 0000000000000004 [ 24.057965][ T2812] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 24.065905][ T2812] R10: 00007ffe3e1e8760 R11: 0000000000000293 R12: 00000000011902f0 [ 24.073850][ T2812] R13: 0000000000005c32 R14: ffffffffffffffff R15: 000000000118cfec [ 24.081801][ T2812] Modules linked in: [ 24.093234][ T2812] ---[ end trace 0befb87666c6e15f ]--- [ 24.098703][ T2812] RIP: 0010:iput+0x748/0x750 [ 24.103799][ T2812] Code: f4 ff e9 a1 fc ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff ff 4c 89 e7 e8 12 e1 f4 ff e9 c7 fe ff ff e8 98 a8 c6 ff <0f> 0b 66 0f 1f 44 00 00 55 41 57 41 56 53 48 89 f5 48 89 fb 49 bf [ 24.123716][ T2812] RSP: 0018:ffff8881d716fdb0 EFLAGS: 00010293 [ 24.129772][ T2812] RAX: ffffffff817b6098 RBX: ffff8881ccfe6a58 RCX: ffff8881d8898000 [ 24.138036][ T2812] RDX: 0000000000000000 RSI: 0000000000000040 RDI: 0000000000000000 [ 24.153348][ T2812] RBP: 0000000000000040 R08: ffffffff817b59b1 R09: ffffed103adae1f1 [ 24.165206][ T2812] R10: ffffed103adae1f1 R11: 0000000000000000 R12: 1ffff110399fcd2c [ 24.175962][ T2812] R13: ffff8881ccfe69c0 R14: dffffc0000000000 R15: ffff8881ccfe6960 [ 24.185833][ T2812] FS: 00000000033e8940(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000 [ 24.195692][ T2812] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 24.202586][ T2812] CR2: 000055f7b28e38d0 CR3: 00000001ca12f006 CR4: 00000000001606e0 [ 24.210627][ T2812] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 24.219086][ T2812] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 24.228110][ T2868] ------------[ cut here ]------------ [ 24.233592][ T2868] kernel BUG at fs/inode.c:1588! [ 24.236963][ T2812] Kernel panic - not syncing: Fatal exception [ 24.244947][ T2812] Kernel Offset: disabled [ 24.249291][ T2812] Rebooting in 86400 seconds..