igt@gen7_exec_parse@basic-allocation - timeout - Received signal SIGQUIT. Per-test timeout exceeded. Killing the current test with SIGQUIT.

https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_5411/shard-hsw6/igt@gen7_exec_parse@basic-allocation.html

Err	
Starting subtest: basic-allocation
Received signal SIGQUIT.
Stack trace: 
Received signal SIGQUIT.
Stack trace: 
 #0 [fatal_sig_handler+0x d6#]0
 [fatal_sig_handler+0xd6]
 #1 [killpg+0x40]
 #1 [killpg+0x40]
 #2 [__poll+0x14 ]#
2 [__nss_passwd_lookup+0x24e2a]
 #3 [gem_write+0xb2]
 #3 [igt_fork_hang_detector+0x148]
 #4 [__real_m a#i4n 4[5_6_+r0exa6ld_3m]a
in456+0x1e8]
 #5 [main+0x27]
 #5 [main+0x27]
 #6 [__libc_start_main+0xe7]
 #6 [__libc_start_main+0xe7]
 #7 [_start+0x2a]
 #7 [_start+0x2a]
Dmesg	
<6> [337.106919] Console: switching to colour dummy device 80x25
<6> [337.107228] [IGT] gen7_exec_parse: executing
<6> [337.153761] [IGT] gen7_exec_parse: starting subtest basic-allocation
<4> [457.375236] [IGT] Per-test timeout exceeded. Killing the current test with SIGQUIT.
<6> [457.375365] sysrq: Show State
<6> [457.376290] task:systemd         state:S stack:12024 pid:    1 ppid:     0 flags:0x00000000
<6> [457.376328] Call Trace:
<6> [457.376345]  __schedule+0x3f4/0x990
<6> [457.376374]  schedule+0x38/0xe0
<6> [457.376385]  schedule_hrtimeout_range_clock+0x11b/0x130
<6> [457.376397]  ? do_epoll_wait+0x743/0x900
<6> [457.376414]  ? _raw_write_unlock_irq+0x1f/0x40
<6> [457.376428]  ? lockdep_hardirqs_on+0xbf/0x130
<6> [457.376446]  do_epoll_wait+0x754/0x900
<6> [457.376482]  ? finish_wait+0x80/0x80
<6> [457.376509]  __x64_sys_epoll_wait+0x50/0x90
<6> [457.376518]  ? lockdep_hardirqs_on+0xbf/0x130
<6> [457.376537]  do_syscall_64+0x33/0x80
<6> [457.376548]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
<6> [457.376558] RIP: 0033:0x7fc38af97bb7
<6> [457.376567] RSP: 002b:00007ffd95d79820 EFLAGS: 00000293 ORIG_RAX: 00000000000000e8
<6> [457.376582] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc38af97bb7
<6> [457.376590] RDX: 0000000000000037 RSI: 00007ffd95d79860 RDI: 0000000000000004
<6> [457.376598] RBP: 00007ffd95d79860 R08: 0000000000000000 R09: 0000000000000000
<6> [457.376606] R10: 00000000ffffffff R11: 0000000000000293 R12: 0000000000000037
<6> [457.376614] R13: 00000000ffffffff R14: 00007ffd95d79860 R15: 0000000000000001
<6> [457.376659] task:kthreadd        state:S stack:13840 pid:    2 ppid:     0 flags:0x00004000