[ 32.812386][ T25] audit: type=1800 audit(1580559035.362:36): pid=7255 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [ 33.067084][ T25] audit: type=1400 audit(1580559035.692:37): avc: denied { watch } for pid=7341 comm="restorecond" path="/root/.ssh" dev="sda1" ino=16179 scontext=system_u:system_r:kernel_t:s0 tcontext=unconfined_u:object_r:ssh_home_t:s0 tclass=dir permissive=1 [....] 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 Warning: Permanently added '10.128.0.84' (ECDSA) to the list of known hosts. syzkaller login: [ 40.993865][ T25] kauditd_printk_skb: 4 callbacks suppressed [ 40.993874][ T25] audit: type=1400 audit(1580559043.612:42): avc: denied { map } for pid=7439 comm="syz-executor039" path="/root/syz-executor039196343" 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 [ 41.027169][ T25] audit: type=1400 audit(1580559043.612:43): avc: denied { integrity } for pid=7439 comm="syz-executor039" lockdown_reason="debugfs access" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=lockdown permissive=1 executing program executing program executing program [ 63.609952][ T7439] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 65.750023][ T7439] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888122517400 (size 64): comm "syz-executor039", pid 7440, jiffies 4294942073 (age 17.700s) hex dump (first 32 bytes): 07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 10 0e 02 00 c9 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<000000009adb2313>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000001d8b6591>] snd_pcm_lib_malloc_pages+0x12b/0x200 [<00000000a7c0f427>] snd_pcm_hw_params+0x720/0x830 [<00000000458ed9b8>] snd_pcm_kernel_ioctl+0xb5/0x170 [<000000006a0fd48b>] snd_pcm_oss_change_params_locked+0x745/0x1140 [<000000001795aa7d>] snd_pcm_oss_change_params+0x43/0x80 [<00000000ae84c784>] snd_pcm_oss_make_ready+0x55/0xc0 [<00000000f1ea2bb9>] snd_pcm_oss_sync.isra.0+0xb8/0x310 [<000000000d68ab0a>] snd_pcm_oss_release+0xef/0x100 [<000000003e4caa1e>] __fput+0xed/0x300 [<00000000a742bc80>] ____fput+0x16/0x20 [<00000000e1e15005>] task_work_run+0x9d/0xc0 [<00000000412872f0>] do_exit+0x3fa/0xe20 [<000000007385bfa0>] do_group_exit+0x4b/0xe0 [<00000000eb922238>] __x64_sys_exit_group+0x1c/0x20 [<00000000cb07e350>] do_syscall_64+0x73/0x220 BUG: memory leak unreferenced object 0xffff888118c186c0 (size 64): comm "syz-executor039", pid 7442, jiffies 4294943113 (age 7.300s) hex dump (first 32 bytes): 07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 10 aa 02 00 c9 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<000000009adb2313>] kmem_cache_alloc_trace+0x145/0x2c0 [<000000001d8b6591>] snd_pcm_lib_malloc_pages+0x12b/0x200 [<00000000a7c0f427>] snd_pcm_hw_params+0x720/0x830 [<00000000458ed9b8>] snd_pcm_kernel_ioctl+0xb5/0x170 [<000000006a0fd48b>] snd_pcm_oss_change_params_locked+0x745/0x1140 [<000000001795aa7d>] snd_pcm_oss_change_params+0x43/0x80 [<00000000ae84c784>] snd_pcm_oss_make_ready+0x55/0xc0 [<00000000f1ea2bb9>] snd_pcm_oss_sync.isra.0+0xb8/0x310 [<000000000d68ab0a>] snd_pcm_oss_release+0xef/0x100 [<000000003e4caa1e>] __fput+0xed/0x300 [<00000000a742bc80>] ____fput+0x16/0x20 [<00000000e1e15005>] task_work_run+0x9d/0xc0 [<00000000412872f0>] do_exit+0x3fa/0xe20 [<000000007385bfa0>] do_group_exit+0x4b/0xe0 [<00000000eb922238>] __x64_sys_exit_group+0x1c/0x20 [<00000000cb07e350>] do_syscall_64+0x73/0x220