[Bug 105762] [CI] igt at kms_*@*suspend* - dmesg-warn - Delta way too big! 18446743856563626466 ts=18446744054496180323 write stamp = 197932553857 - WARNING: CPU: 0 PID: 1596 at kernel/trace/ring_buffer.c:2640 rb_handle_timestamp.isra.33+0x6c/0x70

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=105762

--- Comment #8 from Marta Löfstedt <marta.lofstedt at intel.com> ---
(In reply to Chris Wilson from comment #7)
> Please file cfl separately as TSC is not mean to be broken on new hardware,
> and please let peterz/hpj know.
> 
> <4>[  134.519360] clocksource: timekeeping watchdog on CPU4: Marking
> clocksource 'tsc' as unstable because the skew is too large:
> <4>[  134.519436] clocksource:                       'hpet' wd_now: c05a4d67
> wd_last: bfc4584b mask: ffffffff
> <4>[  134.519450] clocksource:                       'tsc' cs_now:
> 72c02e8d6e cs_last: 7261d1ce0f mask: ffffffffffffffff
> <6>[  134.520117] tsc: Marking TSC unstable due to clocksource watchdog
> <4>[  134.520482] TSC found unstable after boot, most likely due to broken
> BIOS. Use 'tsc=unstable'.

but it is only CFL.

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