[ 65.783976][ T26] audit: type=1800 audit(1567074927.983:32): pid=10084 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 66.497246][ T26] audit: type=1800 audit(1567074928.783:33): pid=10084 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.19' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 73.833884][ T26] kauditd_printk_skb: 2 callbacks suppressed [ 73.833898][ T26] audit: type=1400 audit(1567074936.123:36): avc: denied { map } for pid=10272 comm="syz-executor779" path="/root/syz-executor779056300" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 73.872412][T10273] IPVS: ftp: loaded support on port[0] = 21 [ 73.896027][ T2522] rxrpc: Assertion failed [ 73.900683][ T2522] ------------[ cut here ]------------ [ 73.906115][ T2522] kernel BUG at net/rxrpc/local_object.c:433! [ 73.912255][ T2522] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 73.918315][ T2522] CPU: 1 PID: 2522 Comm: kworker/1:2 Not tainted 5.3.0-rc6+ #121 [ 73.926015][ T2522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.936061][ T2522] Workqueue: krxrpcd rxrpc_local_processor [ 73.941846][ T2522] RIP: 0010:rxrpc_local_processor.cold+0x24/0x29 [ 73.948152][ T2522] Code: 9f 85 c0 fa 0f 0b e8 54 e6 d6 fa 48 c7 c7 20 58 3a 88 e8 8c 85 c0 fa 0f 0b e8 41 e6 d6 fa 48 c7 c7 20 58 3a 88 e8 79 85 c0 fa <0f> 0b 90 90 90 55 48 89 e5 41 57 49 89 ff 41 56 41 55 41 54 53 48 [ 73.967742][ T2522] RSP: 0018:ffff8880a32a7ce8 EFLAGS: 00010282 [ 73.973782][ T2522] RAX: 0000000000000017 RBX: ffff8880a41ba978 RCX: 0000000000000000 [ 73.981726][ T2522] RDX: 0000000000000000 RSI: ffffffff815c2576 RDI: ffffed1014654f8f [ 73.989670][ T2522] RBP: ffff8880a32a7d30 R08: 0000000000000017 R09: ffffed1015d24101 [ 73.997610][ T2522] R10: ffffed1015d24100 R11: ffff8880ae920807 R12: ffff8880a41ba208 [ 74.005556][ T2522] R13: ffff88808cc98748 R14: ffff8880a41ba940 R15: ffff88809a6e1500 [ 74.013505][ T2522] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 74.022402][ T2522] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.028958][ T2522] CR2: 0000000020000080 CR3: 0000000008c6d000 CR4: 00000000001406e0 [ 74.036902][ T2522] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.044845][ T2522] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.052787][ T2522] Call Trace: [ 74.056054][ T2522] process_one_work+0x9af/0x1740 [ 74.060969][ T2522] ? pwq_dec_nr_in_flight+0x320/0x320 [ 74.066311][ T2522] ? lock_acquire+0x190/0x410 [ 74.071006][ T2522] worker_thread+0x98/0xe40 [ 74.075479][ T2522] ? trace_hardirqs_on+0x67/0x240 [ 74.080481][ T2522] kthread+0x361/0x430 [ 74.084537][ T2522] ? process_one_work+0x1740/0x1740 [ 74.089716][ T2522] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 74.095929][ T2522] ret_from_fork+0x24/0x30 [ 74.100313][ T2522] Modules linked in: [ 74.104423][ T2522] ---[ end trace 7f3726c58b495e4f ]--- [ 74.109882][ T2522] RIP: 0010:rxrpc_local_processor.cold+0x24/0x29 [ 74.116413][ T2522] Code: 9f 85 c0 fa 0f 0b e8 54 e6 d6 fa 48 c7 c7 20 58 3a 88 e8 8c 85 c0 fa 0f 0b e8 41 e6 d6 fa 48 c7 c7 20 58 3a 88 e8 79 85 c0 fa <0f> 0b 90 90 90 55 48 89 e5 41 57 49 89 ff 41 56 41 55 41 54 53 48 [ 74.136031][ T2522] RSP: 0018:ffff8880a32a7ce8 EFLAGS: 00010282 [ 74.142126][ T2522] RAX: 0000000000000017 RBX: ffff8880a41ba978 RCX: 0000000000000000 [ 74.150074][ T2522] RDX: 0000000000000000 RSI: ffffffff815c2576 RDI: ffffed1014654f8f [ 74.158055][ T2522] RBP: ffff8880a32a7d30 R08: 0000000000000017 R09: ffffed1015d24101 [ 74.166037][ T2522] R10: ffffed1015d24100 R11: ffff8880ae920807 R12: ffff8880a41ba208 [ 74.174031][ T2522] R13: ffff88808cc98748 R14: ffff8880a41ba940 R15: ffff88809a6e1500 [ 74.182015][ T2522] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 74.190948][ T2522] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.197515][ T2522] CR2: 0000000020000080 CR3: 0000000008c6d000 CR4: 00000000001406e0 [ 74.205489][ T2522] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.213462][ T2522] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.221436][ T2522] Kernel panic - not syncing: Fatal exception [ 74.228692][ T2522] Kernel Offset: disabled [ 74.233010][ T2522] Rebooting in 86400 seconds..