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. [[ 39.787084] audit: type=1800 audit(1572074395.626:33): pid=7404 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 ....] Starting O[ 39.809886] audit: type=1800 audit(1572074395.626:34): pid=7404 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 penBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 41.508249] audit: type=1400 audit(1572074397.346:35): avc: denied { map } for pid=7578 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 '10.128.1.0' (ECDSA) to the list of known hosts. executing program [ 47.944090] audit: type=1400 audit(1572074403.786:36): avc: denied { map } for pid=7590 comm="syz-executor408" path="/root/syz-executor408372878" 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 [ 47.960709] IPVS: ftp: loaded support on port[0] = 21 [ 47.999662] rxrpc: Assertion failed [ 48.004083] ------------[ cut here ]------------ [ 48.008858] kernel BUG at net/rxrpc/local_object.c:437! [ 48.014598] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 48.020023] CPU: 1 PID: 24 Comm: kworker/1:1 Not tainted 4.19.80 #0 [ 48.026410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.035761] Workqueue: krxrpcd rxrpc_local_processor [ 48.040854] RIP: 0010:rxrpc_local_processor.cold+0x24/0x29 [ 48.046462] Code: df 31 ff fa 0f 0b e8 84 cc 14 fb 48 c7 c7 40 23 f1 87 e8 cc 31 ff fa 0f 0b e8 71 cc 14 fb 48 c7 c7 40 23 f1 87 e8 b9 31 ff fa <0f> 0b 90 90 90 55 48 89 e5 41 57 49 89 ff 41 56 41 55 41 54 53 48 [ 48.065360] RSP: 0018:ffff8880aa3afce8 EFLAGS: 00010282 [ 48.070706] RAX: 0000000000000017 RBX: ffff88809aebd6b8 RCX: 0000000000000000 [ 48.077968] RDX: 0000000000000000 RSI: ffffffff81553f06 RDI: ffffed1015475f8f [ 48.085230] RBP: ffff8880aa3afd30 R08: 0000000000000017 R09: ffffed1015d25079 [ 48.092482] R10: ffffed1015d25078 R11: ffff8880ae9283c7 R12: ffff8880903bb848 [ 48.099741] R13: ffff8880782586c8 R14: ffff88809aebd680 R15: ffff888097b10980 [ 48.106996] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 48.115205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.121068] CR2: 00000000200002c0 CR3: 000000009baa3000 CR4: 00000000001406e0 [ 48.128333] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.135590] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.142839] Call Trace: [ 48.145417] process_one_work+0x989/0x1750 [ 48.149636] ? pwq_dec_nr_in_flight+0x320/0x320 [ 48.154287] ? lock_acquire+0x16f/0x3f0 [ 48.158257] ? kasan_check_write+0x14/0x20 [ 48.162477] ? do_raw_spin_lock+0xc8/0x240 [ 48.166699] worker_thread+0x98/0xe40 [ 48.170482] ? trace_hardirqs_on+0x67/0x220 [ 48.174803] kthread+0x354/0x420 [ 48.178155] ? process_one_work+0x1750/0x1750 [ 48.182633] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 48.188169] ret_from_fork+0x24/0x30 [ 48.191873] Modules linked in: [ 48.195244] ---[ end trace 6fe3d94bbf6ab2bd ]--- [ 48.200009] RIP: 0010:rxrpc_local_processor.cold+0x24/0x29 [ 48.205682] Code: df 31 ff fa 0f 0b e8 84 cc 14 fb 48 c7 c7 40 23 f1 87 e8 cc 31 ff fa 0f 0b e8 71 cc 14 fb 48 c7 c7 40 23 f1 87 e8 b9 31 ff fa <0f> 0b 90 90 90 55 48 89 e5 41 57 49 89 ff 41 56 41 55 41 54 53 48 [ 48.224632] RSP: 0018:ffff8880aa3afce8 EFLAGS: 00010282 [ 48.229999] RAX: 0000000000000017 RBX: ffff88809aebd6b8 RCX: 0000000000000000 [ 48.237281] RDX: 0000000000000000 RSI: ffffffff81553f06 RDI: ffffed1015475f8f [ 48.244591] RBP: ffff8880aa3afd30 R08: 0000000000000017 R09: ffffed1015