TGL: igt@kms_flip@flip-vs-suspend@[abcd]-edp1 - dmesg-warn - Per-test timeout exceeded. Killing the current test with SIGQUIT.

https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_613/fi-tgl-u2/igt@kms_flip@flip-vs-suspend@d-edp1.html#dmesg-warnings8259

4> [668.949133] [IGT] Per-test timeout exceeded. Killing the current test with SIGQUIT.
<6> [668.949164] sysrq: Show State
<6> [668.949485]   task                        PC stack   pid father
<6> [668.949489] systemd         S11880     1      0 0x00000000
<6> [668.949497] Call Trace:
<6> [668.949507]  __schedule+0x3a7/0x980
<6> [668.949516]  schedule+0x37/0xe0
<6> [668.949520]  schedule_hrtimeout_range_clock+0x10e/0x120
<6> [668.949525]  ? ep_poll+0x59f/0x600
<6> [668.949531]  ? _raw_write_unlock_irq+0x1f/0x40
<6> [668.949535]  ? lockdep_hardirqs_on+0x9e/0x120
<6> [668.949538]  ep_poll+0x5c8/0x600
<6> [668.949545]  ? finish_wait+0x80/0x80
<6> [668.949549]  do_epoll_wait+0xd2/0xf0
<6> [668.949553]  __x64_sys_epoll_wait+0x15/0x20
<6> [668.949555]  do_syscall_64+0x56/0xe0
<6> [668.949557]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
<4> [668.949559] RIP: 0033:0x7f4a79309bb7
<4> [668.949563] Code: Bad RIP value.
<4> [668.949564] RSP: 002b:00007ffd158fd6e0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e8
<4> [668.949566] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4a79309bb7
<4> [668.949568] RDX: 0000000000000034 RSI: 00007ffd158fd720 RDI: 0000000000000004
<4> [668.949569] RBP: 00007ffd158fd720 R08: 0000000000000000 R09: 7465677261742e79
<4> [668.949570] R10: 00000000ffffffff R11: 0000000000000293 R12: 0000000000000034
<4> [668.949572] R13: 00000000ffffffff R14: 00007ffd158fd720 R15: 0000000000000001
<6> [668.949579] kthreadd        S13992     2      0 0x00004000