From: Kalle Valo <kvalo@codeaurora.org>
To: Amitkumar Karwar <amitkarwar@gmail.com>
Cc: linux-wireless@vger.kernel.org,
Amitkumar Karwar <amit.karwar@redpinesignals.com>,
Siva Rebbagondla <siva.rebbagondla@redpinesignals.com>
Subject: Re: [1/2] rsi: fix error path handling in SDIO probe
Date: Tue, 27 Mar 2018 08:54:11 +0000 (UTC) [thread overview]
Message-ID: <20180327085411.ACD946055D@smtp.codeaurora.org> (raw)
In-Reply-To: <1521553241-12676-1-git-send-email-amitkarwar@gmail.com>
Amitkumar Karwar <amitkarwar@gmail.com> wrote:
> From: Amitkumar Karwar <amit.karwar@redpinesignals.com>
>
> We miss to release IRQ in certain error path in SDIO probe which
> causes following kernel panic. This patch corrects error path
> handling
>
> BUG: unable to handle kernel NULL pointer dereference at (null)
> IP: (null)
> PGD 0 P4D 0
> Oops: 0010 [#1] SMP PTI
> Call Trace:
> <IRQ>
> ? call_timer_fn+0x29/0x120
> ? run_timer_softirq+0x1da/0x420
> ? timer_interrupt+0x11/0x20
> ? __do_softirq+0xef/0x26e
> ? irq_exit+0xbe/0xd0
> ? do_IRQ+0x4a/0xc0
> ? common_interrupt+0xa2/0xa2
> </IRQ>
> ? cpuidle_enter_state+0x118/0x250
> ? do_idle+0x186/0x1e0
> ? cpu_startup_entry+0x6f/0x80
> ? start_kernel+0x47c/0x49c
> ? secondary_startup_64+0xa5/0xb0
>
> Fixes: 50117605770c ("rsi: improve RX handling in SDIO interface")
> Signed-off-by: Amitkumar Karwar <amit.karwar@redpinesignals.com>
2 patches applied to wireless-drivers-next.git, thanks.
90b12aebe54b rsi: fix error path handling in SDIO probe
864db4d50853 rsi: fix kernel panic observed on 64bit machine
--
https://patchwork.kernel.org/patch/10297201/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
prev parent reply other threads:[~2018-03-27 8:54 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-20 13:40 [PATCH 1/2] rsi: fix error path handling in SDIO probe Amitkumar Karwar
2018-03-20 13:40 ` [PATCH 2/2] rsi: fix kernel panic observed on 64bit machine Amitkumar Karwar
2018-03-27 8:54 ` Kalle Valo [this message]
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