[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.170' (ECDSA) to the list of known hosts. syzkaller login: [ 43.396008][ T24] audit: type=1400 audit(1598013528.279:8): avc: denied { execmem } for pid=6502 comm="syz-executor386" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 executing program [ 50.721580][ T24] audit: type=1800 audit(1598013535.600:9): pid=6503 uid=0 auid=0 ses=5 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor386" name="bus" dev="sda1" ino=15704 res=0 errno=0 executing program [ 56.195473][ T24] audit: type=1800 audit(1598013541.081:10): pid=6507 uid=0 auid=0 ses=5 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="syz-executor386" name="bus" dev="sda1" ino=15704 res=0 errno=0 [ 57.352658][ T6502] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811c405400 (size 1024): comm "syz-executor386", pid 6503, jiffies 4294942347 (age 13.130s) hex dump (first 32 bytes): 00 01 00 20 00 00 00 00 14 00 00 00 00 00 00 00 ... ............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000001a62dd57>] rw_copy_check_uvector+0x171/0x1a0 [<0000000016ad020b>] import_iovec+0x4a/0x140 [<00000000fb58399a>] io_import_iovec+0x271/0x640 [<0000000002d03b50>] io_read_prep+0x94/0xf0 [<000000008ab01d5d>] io_req_defer_prep+0x1c6/0x720 [<0000000075ed8a70>] io_submit_sqes+0x306/0xc00 [<00000000d1d617da>] __do_sys_io_uring_enter+0x582/0x830 [<00000000334cee0e>] do_syscall_64+0x2d/0x70 [<0000000053cdb89f>] entry_SYSCALL_64_after_hwframe+0x44/0xa9