[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 13.318396] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 15.065757] random: sshd: uninitialized urandom read (32 bytes read) [ 15.451874] random: sshd: uninitialized urandom read (32 bytes read) [ 16.392166] random: sshd: uninitialized urandom read (32 bytes read) [ 16.532745] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.34' (ECDSA) to the list of known hosts. [ 21.961232] random: sshd: uninitialized urandom read (32 bytes read) 2018/07/14 12:10:32 parsed 1 programs [ 22.967586] random: cc1: uninitialized urandom read (8 bytes read) 2018/07/14 12:10:34 executed programs: 0 [ 24.123716] IPVS: Creating netns size=2536 id=1 [ 24.155741] IPVS: Creating netns size=2536 id=2 [ 24.190212] IPVS: Creating netns size=2536 id=3 [ 24.214896] IPVS: Creating netns size=2536 id=4 [ 24.257684] IPVS: Creating netns size=2536 id=5 [ 24.299975] IPVS: Creating netns size=2536 id=6 [ 24.320803] IPVS: Creating netns size=2536 id=7 [ 24.356154] IPVS: Creating netns size=2536 id=8 2018/07/14 12:10:39 executed programs: 443 2018/07/14 12:10:44 executed programs: 845 [ 36.824584] ------------[ cut here ]------------ [ 36.829377] WARNING: CPU: 1 PID: 9268 at lib/debugobjects.c:263 debug_print_object+0x181/0x210 [ 36.838110] ODEBUG: free active (active state 0) object type: work_struct hint: p9_read_work+0x0/0xac0 [ 36.847523] Kernel panic - not syncing: panic_on_warn set ... [ 36.847523] [ 36.854857] CPU: 1 PID: 9268 Comm: syz-executor3 Not tainted 4.9.112-g9e79039 #7 [ 36.862361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.871689] ffff8801b23e7520 ffffffff81eb3249 ffffffff83c48980 00000000ffffffff [ 36.879670] 0000000000000000 0000000000000001 0000000000000107 ffff8801b23e75e0 [ 36.887662] ffffffff81421a55 0000000041b58ab3 ffffffff843bae78 ffffffff81421896 [ 36.895638] Call Trace: [ 36.898199] [] dump_stack+0xc1/0x128 [ 36.903542] [] panic+0x1bf/0x3bc [ 36.908533] [] ? add_taint.cold.6+0x16/0x16 [ 36.914492] [] ? __warn.cold.9+0xa6/0x17f [ 36.920264] [] ? debug_print_obje