[ 9.004992][ T22] exe="/lib/systemd/systemd" sauid=0 hostname=? addr=? terminal=?' [ OK ] Stopped Network Time Synchronization. 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. [* ] 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) [ *[[ 16.973588][ C0] random: crng init done [ 16.979069][ C0] random: 7 urandom warning(s) missed due to ratelimiting Warning: Permanently added '10.128.0.55' (ECDSA) to the list of known hosts. 2020/08/29 13:57:00 parsed 1 programs 2020/08/29 13:57:00 executed programs: 0 0;1;31m** ] 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)[ 18.348122][ T22] audit: type=1400 audit(1598709420.676:8): avc: denied { execmem } for pid=371 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 18.353803][ T373] cgroup1: Unknown subsys name 'perf_event' [ 18.375319][ T373] cgroup1: Unknown subsys name 'net_cls' [ **] A start job is running for dev-ttyS0.device (12s / 1min 30s) [ *] A start job is running for dev-ttyS0.device (13s / 1min 30s)[ 19.792686][ T1031] kasan: CONFIG_KASAN_INLINE enabled [ 19.798118][ T1031] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 19.806941][ T1031] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 19.813876][ T1031] CPU: 0 PID: 1031 Comm: syz-executor.0 Not tainted 5.4.61-syzkaller-00873-ge15cc541b749 #0 [ 19.823917][ T1031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.833956][ T1031] RIP: 0010:sock_close+0xbf/0x250 [ 19.838951][ T1031] Code: fc ff df 41 80 3c 04 00 74 08 4c 89 ff e8 f9 7d 4a fe 49 8b 1f 48 83 c3 10 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 df e8 d3 7d 4a fe 4c 89 f7 ff 13 49 8d 5e [ 19.858536][ T1031] RSP: 0018:ffff8881c7287e20 EFLAGS: 00010202 [ 19.864647][ T1031] RAX: 0000000000000002 RBX: 0000000000000010 RCX: dffffc0000000000 [ 19.872613][ T1031] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff8881cb5a5b70 [ 19.880557][ T1031] RBP: ffffffff8474ae00 R08: dffffc0000000000 R09: ffffed10396b4b6f [ 19.888506][ T1031] R10: ffffed10396b4b6f R11: 0000000000000000 R12: 1ffff110396b4b4c [ 19.896451][ T1031] R13: ffff8881cb5a5b60 R14: ffff8881cb5a5a40 R15: ffff8881cb5a5a60 [ 19.904411][ T1031] FS: 00007f80ac168700(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 [ 19.913323][ T1031] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 19.919877][ T1031] CR2: 00007f1061bea000 CR3: 00000001cd929001 CR4: 00000000001606f0 [ 19.927839][ T1031] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 19.935787][ T1031] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 19.943742][ T1031] Call Trace: [ 19.947008][ T1031] ? sock_mmap+0x90/0x90 [ 19.951225][ T1031] __fput+0x27d/0x6c0 [ 19.955177][ T1031] task_work_run+0x176/0x1a0 [ 19.959790][ T1031] prepare_exit_to_usermode+0x286/0x2e0 [ 19.965316][ T1031] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 19.971185][ T1031] RIP: 0033:0x45d5b9 [ 19.975054][ T1031] Code: 5d b4 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 2b b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 19.995239][ T1031] RSP: 002b:00007f80ac167c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e9 [ 20.003625][ T1031] RAX: 0000000000000000 RBX: 0000000000002ac0 RCX: 000000000045d5b9 [ 20.011598][ T1031] RDX: 0000000000000004 RSI: 0000000000000001 RDI: 0000000000000005 [ 20.019547][ T1031] RBP: 000000000118d028 R08: 0000000000000000 R09: 0000000000000000 [ 20.027494][ T1031] R10: 0000000020000200 R11: 0000000000000246 R12: 000000000118cfec [ 20.035444][ T1031] R13: 00007ffe4b1cebef R14: 00007f80ac1689c0 R15: 000000000118cfec [ 20.043423][ T1031] Modules linked in: [ 20.048972][ T1031] ---[ end trace cb9a2b45464f6c25 ]--- [ 20.055729][ T1031] RIP: 0010:sock_close+0xbf/0x250 [ 20.060729][ T1031] Code: fc ff df 41 80 3c 04 00 74 08 4c 89 ff e8 f9 7d 4a fe 49 8b 1f 48 83 c3 10 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 df e8 d3 7d 4a fe 4c 89 f7 ff 13 49 8d 5e [ 20.080363][ T1031] RSP: 0018:ffff8881c7287e20 EFLAGS: 00010202 [ 20.087128][ T1031] RAX: 0000000000000002 RBX: 0000000000000010 RCX: dffffc0000000000 [ 20.095149][ T1031] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff8881cb5a5b70 [ 20.103238][ T1031] RBP: ffffffff8474ae00 R08: dffffc0000000000 R09: ffffed10396b4b6f [ 20.111217][ T1031] R10: ffffed10396b4b6f R11: 0000000000000000 R12: 1ffff110396b4b4c [ 20.119236][ T1031] R13: ffff8881cb5a5b60 R14: ffff8881cb5a5a40 R15: ffff8881cb5a5a60 [ 20.119249][ T1031] FS: 00007f80ac168700(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000 [ 20.119260][ T1031] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.119270][ T1031] CR2: 00007ffebdff5dfc CR3: 00000001cd929003 CR4: 00000000001606e0 [ 20.119279][ T1031] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 20.119289][ T1031] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 20.119297][ T1031] Kernel panic - not syncing: Fatal exception [ 20.119812][ T1031] Kernel Offset: disabled [ 20.177366][ T1031] Rebooting in 86400 seconds..