[LTP] [linux-next:master] [block/bdev] 3c20917120: BUG:sleeping_function_called_from_invalid_context_at_mm/util.c

[Luis Chamberlain]

On Sat, Mar 22, 2025 at 06:02:13PM -0700, Luis Chamberlain wrote:
> On Sat, Mar 22, 2025 at 07:14:40PM -0400, Johannes Weiner wrote:
> > Hey Luis,
> > 
> > This looks like the same issue the bot reported here:
> > 
> > https://lore.kernel.org/all/20250321135524.GA1888695@cmpxchg.org/
> > 
> > There is a fix for it queued in next-20250318 and later. Could you
> > please double check with your reproducer against a more recent next?
> 
> Confirmed, at least it's been 30 minutes and no crashes now where as
> before it would crash in 1 minute. I'll let it soak for 2.5 hours in
> the hopes I can trigger the warning originally reported by this thread.
> 
> Even though from code inspection I see how the kernel warning would
> trigger I just want to force trigger it on a test, and I can't yet.

Survied 5 hours now. This certainly fixed that crash.

As for the kernel warning, I can't yet reproduce that, so trying to
run generic/750 forever and looping
./testcases/kernel/syscalls/close_range/close_range01
and yet nothing.

Oliver can you reproduce the kernel warning on next-20250321 ?

  Luis