linux-kernel - Re: linux-next: Tree for Apr 10 (lib/test

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Message-ID: <f90fc906-395b-79be-8f44-3807586766f7@infradead.org>
Date:   Sat, 11 Apr 2020 23:22:15 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Naresh Kamboju <naresh.kamboju@...aro.org>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Brendan Higgins <brendanhiggins@...gle.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Subject: Re: linux-next: Tree for Apr 10 (lib/test_printf.ko)

On 4/11/20 10:36 PM, Naresh Kamboju wrote:
> FYI,
> 
> Is this problem related to,
> 
> Regression reported on Linux next 5.6.0-rc4-next-20200305 on x86_64,
> i386, arm and arm64. The steps to reproduce is running kselftests lib
> printf.sh test case.
> Which is doing modprobe operations.
> 
> BUG: kernel NULL pointer dereference, address: 00 - ida_free+0x76/0x140
> 
> https://lore.kernel.org/linux-kselftest/CAFd5g46Bwd8HS9-xjHLh_rB59Nfw8iAnM6aFe0QPcveewDUT6g@mail.gmail.com/T/
> 

Looks similar. Lots of fwnode, software_node, ida stuff there.


thanks.
-- 
~Randy