[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 29.237770][ T22] kauditd_printk_skb: 18 callbacks suppressed [ 29.237776][ T22] audit: type=1400 audit(1567487821.066:35): avc: denied { map } for pid=6907 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 [ 29.732748][ T22] audit: type=1400 audit(1567487821.556:36): avc: denied { map } for pid=6918 comm="sh" path="/bin/dash" dev="sda1" ino=1473 scontext=system_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.167' (ECDSA) to the list of known hosts. [ 35.039479][ T22] audit: type=1400 audit(1567487826.866:37): avc: denied { map } for pid=6924 comm="syz-executor313" path="/root/syz-executor313983773" 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 executing program executing program [ 48.407620][ T6924] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811dde3380 (size 64): comm "syz-executor313", pid 6926, jiffies 4294941449 (age 13.470s) hex dump (first 32 bytes): 23 4e 00 00 00 00 00 00 00 00 00 00 00 00 00 00 #N.............. 78 5f 2b 17 82 88 ff ff 00 00 00 00 00 00 00 00 x_+............. backtrace: [<00000000db4f40f8>] kmem_cache_alloc+0x13f/0x2c0 [<0000000055368c75>] sctp_get_port_local+0x189/0x5b0 [<0000000069e6a64b>] sctp_do_bind+0xcc/0x1e0 [<00000000869bf329>] sctp_bindx_add+0x4b/0xd0 [<000000005d6ee2be>] sctp_setsockopt_bindx+0x18b/0x1f0 [<00000000bee13cdf>] sctp_setsockopt+0x924/0x2bd0 [<0000000038056c1c>] sock_common_setsockopt+0x38/0x50 [<0000000049fc1092>] __sys_setsockopt+0x10f/0x220 [<00000000aca63c96>] __x64_sys_setsockopt+0x26/0x30 [<00000000a1502e10>] do_syscall_64+0x76/0x1a0 [<00000000d434d9e4>] entry_SYSCALL_64_after_hwframe+0x44/0xa9