From: Stephen Boyd <sboyd@codeaurora.org>
To: Luca Weiss <luca@z3ntu.xyz>
Cc: linux-arm-msm@vger.kernel.org, Roy Spliet <nouveau@spliet.org>
Subject: Re: [PATCH] spmi: pmic-arb: fix nullptr deref on v1 hardware
Date: Mon, 10 Jul 2017 18:21:37 -0700 [thread overview]
Message-ID: <20170711012137.GM22780@codeaurora.org> (raw)
In-Reply-To: <20170708184644.2158-1-luca@z3ntu.xyz>
On 07/08, Luca Weiss wrote:
> [ 1.250120] Unable to handle kernel NULL pointer dereference at virtual address 00000940
> [ 1.255299] pgd = c0204000
> [ 1.263503] [00000940] *pgd=00000000
> [ 1.266009] Internal error: Oops: 5 [#1] PREEMPT SMP ARM
> [ 1.269696] Modules linked in:
> [ 1.274986] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.12.0-08608-g25b3421a06a9 #1
> [ 1.277863] Hardware name: Generic DT based system
> [ 1.285404] task: ee8a0000 task.stack: ee89c000
> [ 1.290277] PC is at pmic_arb_ppid_to_apid_v1+0x14/0xf0
> [ 1.294698] LR is at qpnpint_irq_domain_dt_translate+0xa8/0x1bc
>
> [ 1.717902] [<c0722494>] (pmic_arb_ppid_to_apid_v1) from [<c07217ec>] (qpnpint_irq_domain_dt_translate+0xa8/0x1bc)
> [ 1.726066] [<c07217ec>] (qpnpint_irq_domain_dt_translate) from [<c036bd04>] (irq_create_fwspec_mapping+0x298/0x2f0)
> [ 1.736305] [<c036bd04>] (irq_create_fwspec_mapping) from [<c036bda8>] (irq_create_of_mapping+0x4c/0x54)
>
> Fixes: 7f1d4e58dabb ("spmi: pmic-arb: optimize table lookups")
>
> Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
> Signed-off-by: Roy Spliet <nouveau@spliet.org>
> ---
Thanks. I already sent a patch for this one though:
http://lkml.kernel.org/r/20170627021746.22445-1-sboyd@codeaurora.org
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
prev parent reply other threads:[~2017-07-11 1:21 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-08 18:46 [PATCH] spmi: pmic-arb: fix nullptr deref on v1 hardware Luca Weiss
2017-07-11 1:21 ` Stephen Boyd [this message]
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