linux-kernel - Re: [next] arm64: kernel BUG at fs/inode.c:622 - Internal error: Oops - BUG: 0

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Date:   Wed, 17 Aug 2022 12:00:51 +1000
From:   Stephen Rothwell <sfr@...hwell.id.au>
To:     Naresh Kamboju <naresh.kamboju@...aro.org>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        open list <linux-kernel@...r.kernel.org>,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        linux-fsdevel@...r.kernel.org, regressions@...ts.linux.dev,
        lkft-triage@...ts.linaro.org,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Christian Brauner <christian.brauner@...ntu.com>
Subject: Re: [next] arm64: kernel BUG at fs/inode.c:622 - Internal error:
 Oops - BUG: 0 - pc : clear_inode

Hi Naresh,

On Wed, 17 Aug 2022 01:09:40 +0530 Naresh Kamboju <naresh.kamboju@...aro.org> wrote:
>
> On Wed, 17 Aug 2022 at 00:40, Linus Torvalds
> <torvalds@...ux-foundation.org> wrote:
> >
> > On Tue, Aug 16, 2022 at 12:00 PM Naresh Kamboju
> > <naresh.kamboju@...aro.org> wrote:  
> > >
> > > Following kernel BUG found while booting arm64 Qcom dragonboard 410c with
> > > Linux next-20220816 kernel Image.  
> >
> > What kind of environment is this?
> >
> > Havign that inode list corruption makes it smell a *bit* like the
> > crazy memory corruption that we saw with the google cloud instances,
> > but that would only happen wif you actually use VIRTIO for your
> > environment?  
> 
> This is a physical hardware db410c device.
> Following VIRTIO configs enabled.
> 
> CONFIG_BLK_MQ_VIRTIO=y
> CONFIG_NET_9P_VIRTIO=y
> CONFIG_VIRTIO_BLK=y
> CONFIG_SCSI_VIRTIO=y
> CONFIG_VIRTIO_NET=y
> CONFIG_VIRTIO_CONSOLE=y
> CONFIG_VIRTIO_ANCHOR=y
> CONFIG_VIRTIO=y
> CONFIG_VIRTIO_PCI_LIB=y
> CONFIG_VIRTIO_PCI_LIB_LEGACY=y
> CONFIG_VIRTIO_MENU=y
> CONFIG_VIRTIO_PCI=y
> CONFIG_VIRTIO_PCI_LEGACY=y
> CONFIG_VIRTIO_BALLOON=y
> CONFIG_VIRTIO_MMIO=y
> CONFIG_CRYPTO_DEV_VIRTIO=y
> 
> 
> >
> > Do you see the same issue with plain v6.0-rc1?  
> 
> Nope. I do not notice reported BUG on v6.0-rc1.

Is it reliable enough that you could possibly do a bisection between
v6.0-rc1 and next-20220816?

-- 
Cheers,
Stephen Rothwell

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