[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. 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. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 29.634914][ T22] kauditd_printk_skb: 40 callbacks suppressed [ 29.634936][ T22] audit: type=1400 audit(1570657430.165:61): avc: denied { map } for pid=6833 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 '10.128.1.1' (ECDSA) to the list of known hosts. [ 35.568136][ T22] audit: type=1400 audit(1570657436.095:62): avc: denied { map } for pid=6847 comm="syz-executor530" path="/root/syz-executor530622790" dev="sda1" ino=16500 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 [ 66.462007][ T6847] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888124aee200 (size 256): comm "syz-executor530", pid 6852, jiffies 4294943253 (age 14.000s) 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: [<00000000ed479601>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000af88aa4c>] gfs2_init_fs_context+0x25/0x90 [<0000000019e44d70>] gfs2_meta_init_fs_context+0x17/0x40 [<0000000074396ac3>] alloc_fs_context+0x174/0x200 [<0000000082410450>] fs_context_for_mount+0x25/0x30 [<000000006d2352a5>] __x64_sys_fsopen+0xa9/0x1a0 [<00000000c9541836>] do_syscall_64+0x73/0x1f0 [<00000000360a84cf>] entry_SYSCALL_64_after_hwframe+0x44/0xa9