[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] 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: [ 34.430702][ T24] kauditd_printk_skb: 18 callbacks suppressed [ 34.430709][ T24] audit: type=1400 audit(1563578708.453:35): avc: denied { map } for pid=6957 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 '10.128.0.139' (ECDSA) to the list of known hosts. [ 91.674887][ T24] audit: type=1400 audit(1563578765.703:36): avc: denied { map } for pid=6971 comm="syz-executor656" path="/root/syz-executor656964913" dev="sda1" ino=1426 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 executing program executing program executing program [ 128.068367][ T6971] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811db35400 (size 96): comm "syz-executor656", pid 6972, jiffies 4294947139 (age 31.420s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000b3dcd513>] kmem_cache_alloc_trace+0x145/0x2c0 [<0000000063d9fe6b>] sctp_stream_init_ext+0x2b/0xe0 [<00000000845c2d49>] sctp_sendmsg_to_asoc+0x94a/0xa10 [<000000003576b92f>] sctp_sendmsg+0x2a8/0x990 [<000000006214231c>] inet_sendmsg+0x3e/0x60 [<00000000bdb428b7>] sock_sendmsg+0x54/0x70 [<00000000221f8f94>] sock_write_iter+0xb6/0x130 [<00000000a02dac80>] new_sync_write+0x1ad/0x260 [<00000000e059ca64>] __vfs_write+0x87/0xa0 [<00000000dcd98f47>] vfs_write+0xee/0x210 [<000000007fefd065>] ksys_write+0x7c/0x130 [<0000000059c53964>] __x64_sys_write+0x1e/0x30 [<00000000c8d09705>] do_syscall_64+0x76/0x1a0 [<000000002918e96f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9