[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [ 27.568887][ T26] audit: type=1400 audit(1580601521.794:37): avc: denied { watch } for pid=7167 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 syzkaller login: [ 31.950062][ T26] kauditd_printk_skb: 3 callbacks suppressed [ 31.950070][ T26] audit: type=1400 audit(1580601526.174:41): avc: denied { map } for pid=7258 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 '10.128.10.46' (ECDSA) to the list of known hosts. [ 52.950050][ T26] audit: type=1400 audit(1580601547.174:42): avc: denied { map } for pid=7273 comm="syz-executor461" path="/root/syz-executor461523645" dev="sda1" ino=2339 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 52.977564][ T26] audit: type=1400 audit(1580601547.174:43): avc: denied { integrity } for pid=7273 comm="syz-executor461" 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 [ 66.686994][ T7273] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff8881179764c0 (size 64): comm "syz-executor461", pid 7274, jiffies 4294943245 (age 14.300s) hex dump (first 32 bytes): 07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 10 bb 01 00 c9 ff ff 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000056acb6b9>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000767d8672>] snd_pcm_lib_malloc_pages+0x12b/0x200 [<0000000048901d8e>] snd_pcm_hw_params+0x720/0x830 [<000000009e757842>] snd_pcm_kernel_ioctl+0xb5/0x170 [<0000000090207e6f>] snd_pcm_oss_change_params_locked+0x745/0x1140 [<00000000e99be808>] snd_pcm_oss_change_params+0x43/0x80 [<0000000018211104>] snd_pcm_oss_make_ready+0x55/0xc0 [<0000000083ccb145>] snd_pcm_oss_sync.isra.0+0x137/0x310 [<0000000051d1058b>] snd_pcm_oss_release+0xef/0x100 [<00000000b87d4f9c>] __fput+0xed/0x300 [<00000000c948f30b>] ____fput+0x16/0x20 [<000000005cdef917>] task_work_run+0x9d/0xc0 [<00000000bb910b5c>] do_exit+0x3fa/0xe20 [<0000000099b56fea>] do_group_exit+0x4b/0xe0 [<00000000b2519b23>] __x64_sys_exit_group+0x1c/0x20 [<0000000084bd55cf>] do_syscall_64+0x73/0x220 BUG: memory leak unreferenced object 0xffff8881179765c0 (size 64): comm "syz-executor461", pid 7274, jiffies 4294943245 (age 14.300s) hex dump (first 32 bytes): 07 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 20 db 01 00 c9 ff ff 00 00 00 00 00 00 00 00 . .............. backtrace: [<0000000056acb6b9>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000767d8672>] snd_pcm_lib_malloc_pages+0x12b/0x200 [<0000000048901d8e>] snd_pcm_hw_params+0x720/0x830 [<000000009e757842>] snd_pcm_kernel_ioctl+0xb5/0x170 [<0000000090207e6f>] snd_pcm_oss_change_params_locked+0x745/0x1140 [<00000000e99be808>] snd_pcm_oss_change_params+0x43/0x80 [<0000000018211104>] snd_pcm_oss_make_ready+0x55/0xc0 [<00000000d307a040>] snd_pcm_oss_sync.isra.0+0xb8/0x310 [<0000000051d1058b>] snd_pcm_oss_release+0xef/0x100 [<00000000b87d4f9c>] __fput+0xed/0x300 [<00000000c948f30b>] ____fput+0x16/0x20 [<000000005cdef917>] task_work_run+0x9d/0xc0 [<00000000bb910b5c>] do_exit+0x3fa/0xe20 [<0000000099b56fea>] do_group_exit+0x4b/0xe0 [<00000000b2519b23>] __x64_sys_exit_group+0x1c/0x20 [<0000000084bd55cf>] do_syscall_64+0x73/0x220