Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[ 38.207479] audit: type=1800 audit(1574573578.916:32): pid=7330 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=2450 res=0 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 38.932088] audit: type=1800 audit(1574573579.636:33): pid=7330 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=2465 res=0 [ 38.953206] audit: type=1800 audit(1574573579.636:34): pid=7330 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 41.637072] audit: type=1400 audit(1574573582.336:35): avc: denied { map } for pid=7505 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.202' (ECDSA) to the list of known hosts. [ 48.269823] audit: type=1400 audit(1574573588.966:36): avc: denied { map } for pid=7517 comm="syz-executor728" path="/root/syz-executor728205394" 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 [ 48.288218] IPVS: ftp: loaded support on port[0] = 21 executing program [ 48.323206] audit: type=1400 audit(1574573589.026:37): avc: denied { create } for pid=7518 comm="syz-executor728" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 48.330438] rxrpc: Assertion failed [ 48.347892] audit: type=1400 audit(1574573589.026:38): avc: denied { write } for pid=7518 comm="syz-executor728" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 48.353369] ------------[ cut here ]------------ [ 48.376216] audit: type=1400 audit(1574573589.026:39): avc: denied { read } for pid=7518 comm="syz-executor728" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 48.379787] kernel BUG at net/rxrpc/local_object.c:437! [ 48.380299] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 48.414296] CPU: 1 PID: 19 Comm: kworker/1:0 Not tainted 4.19.85-syzkaller #0 [ 48.421548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.430893] Workqueue: krxrpcd rxrpc_local_processor [ 48.435986] RIP: 0010:rxrpc_local_processor.cold+0x24/0x29 [ 48.441593] Code: ff 9d fe fa 0f 0b e8 54 39 14 fb 48 c7 c7 80 3e f1 87 e8 ec 9d fe fa 0f 0b e8 41 39 14 fb 48 c7 c7 80 3e f1 87 e8 d9 9d fe fa <0f> 0b 90 90 90 55 48 89 e5 41 57 49 89 ff 41 56 41 55 41 54 53 48 [ 48.460476] RSP: 0018:ffff8880aa2b7ce8 EFLAGS: 00010282 [ 48.465820] RAX: 0000000000000017 RBX: ffff888084d1b6b8 RCX: 0000000000000000 [ 48.473067] RDX: 0000000000000000 RSI: ffffffff815595d6 RDI: ffffed1015456f8f [ 48.480326] RBP: ffff8880aa2b7d30 R08: 0000000000000017 R09: ffff8880aa2a8dc8 [ 48.487594] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888084d1af48 [ 48.496411] R13: ffff888094820788 R14: ffff888084d1b680 R15: ffff8880987b7640 [ 48.503675] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 48.511896] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.517768] CR2: 00000000006d9f70 CR3: 000000000866d000 CR4: 00000000001406e0 [ 48.525115] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.532374] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.539630] Call Trace: [ 48.542235] process_one_work+0x989/0x1750 [ 48.546456] ? pwq_dec_nr_in_flight+0x320/0x320 [ 48.551105] ? lock_acquire+0x16f/0x3f0 [ 48.555062] ? kasan_check_write+0x14/0x20 [ 48.559276] ? do_raw_spin_lock+0xc8/0x240 [ 48.563503] worker_thread+0x98/0xe40 [ 48.567296] kthread+0x354/0x420 [ 48.570654] ? process_one_work+0x1750/0x1750 [ 48.575138] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 48.580665] ret_from_fork+0x24/0x30 [ 48.584359] Modules linked in: [ 48.587630] ---[ end trace c08bdce5c419634e ]--- [ 48.592437] RIP: 0010:rxrpc_local_processor.cold+0x24/0x29 [ 48.598048] Code: ff 9d fe fa 0f 0b e8 54 39 14 fb 48 c7 c7 80 3e f1 87 e8 ec 9d fe fa 0f 0b e8 41 39 14 fb 48 c7 c7 80 3e f1 87 e8 d9 9d fe fa <0f> 0b 90 90 90 55 48 89 e5 41 57 49 89 ff 41 56 41 55 41 54 53 48 [ 48.616978] RSP: 0018:ffff8880aa2b7ce8 EFLAGS: 00010282 [ 48.622541] RAX: 000000