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. [ 37.202620] audit: type=1800 audit(1571632934.113:33): pid=7312 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 [ 37.223852] audit: type=1800 audit(1571632934.113:34): pid=7312 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: [ 40.973496] audit: type=1400 audit(1571632937.883:35): avc: denied { map } for pid=7486 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 '10.128.1.42' (ECDSA) to the list of known hosts. executing program [ 47.424424] audit: type=1400 audit(1571632944.333:36): avc: denied { map } for pid=7498 comm="syz-executor550" path="/root/syz-executor550193046" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 47.437617] IPVS: ftp: loaded support on port[0] = 21 [ 47.480633] rxrpc: Assertion failed [ 47.484654] ------------[ cut here ]------------ [ 47.489585] kernel BUG at net/rxrpc/local_object.c:437! [ 47.495293] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 47.500675] CPU: 1 PID: 24 Comm: kworker/1:1 Not tainted 4.19.80 #0 [ 47.507176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.516742] Workqueue: krxrpcd rxrpc_local_processor [ 47.521860] RIP: 0010:rxrpc_local_processor.cold+0x24/0x29 [ 47.527625] 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 [ 47.546930] RSP: 0018:ffff8880aa3e7ce8 EFLAGS: 00010282 [ 47.552289] RAX: 0000000000000017 RBX: ffff8880851f3238 RCX: 0000000000000000 [ 47.559552] RDX: 0000000000000000 RSI: ffffffff81553f06 RDI: ffffed101547cf8f [ 47.566815] RBP: ffff8880aa3e7d30 R08: 0000000000000017 R09: ffffed1015d25079 [ 47.574091] R10: ffffed1015d25078 R11: ffff8880ae9283c7 R12: ffff8880851f2ac8 [ 47.581356] R13: ffff88809c160708 R14: ffff8880851f3200 R15: ffff8880948be500 [ 47.588634] FS: 0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 47.596855] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.602735] CR2: 0000000020000080 CR3: 000000000866d000 CR4: 00000000001406e0 [ 47.610093] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.617362] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.624624] Call Trace: [ 47.627216] process_one_work+0x989/0x1750 [ 47.631449] ? pwq_dec_nr_in_flight+0x320/0x320 [ 47.636157] ? lock_acquire+0x16f/0x3f0 [ 47.640128] ? kasan_check_write+0x14/0x20 [ 47.644355] ? do_raw_spin_lock+0xc8/0x240 [ 47.648584] worker_thread+0x98/0xe40 [ 47.652409] ? trace_hardirqs_on+0x67/0x220 [ 47.656731] kthread+0x354/0x420 [ 47.660092] ? process_one_work+0x1750/0x1750 [ 47.664582] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 47.670243] ret_from_fork+0x24/0x30 [ 47.673949] Modules linked in: [ 47.677548] ---[ end trace 17bad24420a3f0ee ]--- [ 47.682369] RIP: 0010:rxrpc_local_processor.cold+0x24/0x29 [ 47.688040] 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 [ 47.706993] RSP: 0018:ffff8880aa3e7ce8 EFLAGS: 00010282 [ 47.712433] RAX: 0000000000000017 RBX: ffff8880851f3238 RCX: 0000000000000000 [ 47.719797] RDX: 0000000000000000 RSI: ffffffff81553f06 RDI: ffffed101547cf8f [ 47.727074] RBP: ffff8880aa3e7d30 R08: 000000000000001