Re: Crashes in next-20160915 (BUG at fs/notify/notification.c:66!)

From	Michael Ellerman <mpe@ellerman.id.au>
Newsgroups	linux.kernel
Subject	Re: Crashes in next-20160915 (BUG at fs/notify/notification.c:66!)
Date	2016-09-20 03:20 +0200
Message-ID	<sjhT3-4IM-9@gated-at.bofh.it> (permalink)
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Jan Kara <jack@suse.cz> writes:
> On Fri 16-09-16 04:10:38, Guenter Roeck wrote:
>> On 09/15/2016 11:45 PM, Jan Kara wrote:
>> >On Thu 15-09-16 19:20:10, Guenter Roeck wrote:
>> >>I see various architectures crashing in -next with the following error.
>> >>------------[ cut here ]------------
>> >>kernel BUG at fs/notify/notification.c:66!
>>
>> >correct" - famous last words ;). I've seen zero-day robot complain as well
>> >so I'll try the config it had sent me and see what's going on (likely
>> >spin_is_locked() does not do what I thought under some configs...).
>> 
>> Your builds are probably all SMP builds. Looks like this happens if SMP
>> is disabled.
>
> Right, that was the problem. spin_is_locked() without CONFIG_SPINLOCK_DEBUG
> returns always 0.

Can we get this fixed soon please? It's breaking all my CI runs.

cheers

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Crashes in next-20160915 (BUG at fs/notify/notification.c:66!) Guenter Roeck <linux@roeck-us.net> - 2016-09-16 04:30 +0200
  Re: Crashes in next-20160915 (BUG at fs/notify/notification.c:66!) Jan Kara <jack@suse.cz> - 2016-09-16 11:20 +0200
    Re: Crashes in next-20160915 (BUG at fs/notify/notification.c:66!) Guenter Roeck <linux@roeck-us.net> - 2016-09-16 13:20 +0200
      Re: Crashes in next-20160915 (BUG at fs/notify/notification.c:66!) Jan Kara <jack@suse.cz> - 2016-09-16 15:00 +0200
        Re: Crashes in next-20160915 (BUG at fs/notify/notification.c:66!) Andrew Morton <akpm@linux-foundation.org> - 2016-09-20 03:20 +0200
          Re: Crashes in next-20160915 (BUG at fs/notify/notification.c:66!) Michael Ellerman <mpe@ellerman.id.au> - 2016-09-20 14:10 +0200
            Re: Crashes in next-20160915 (BUG at fs/notify/notification.c:66!) Jan Kara <jack@suse.cz> - 2016-09-21 11:20 +0200
        Re: Crashes in next-20160915 (BUG at fs/notify/notification.c:66!) Michael Ellerman <mpe@ellerman.id.au> - 2016-09-20 03:20 +0200

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