From: Bean Huo <huobean@gmail.com>
To: manivannan.sadhasivam@linaro.org,
"Alim Akhtar" <alim.akhtar@samsung.com>,
"Avri Altman" <avri.altman@wdc.com>,
"Bart Van Assche" <bvanassche@acm.org>,
"James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
"Mike Bi" <mikebi@micron.com>, "Bean Huo" <beanhuo@micron.com>,
"Thomas Weißschuh" <linux@weissschuh.net>,
"Luca Porzio" <lporzio@micron.com>,
"Asutosh Das" <quic_asutoshd@quicinc.com>,
"Can Guo" <quic_cang@quicinc.com>,
"Pedro Sousa" <pedrom.sousa@synopsys.com>,
"Krzysztof Kozlowski" <krzk@kernel.org>,
"Peter Wang" <peter.wang@mediatek.com>,
"Stanley Jhu" <chu.stanley@gmail.com>,
"Yoshihiro Shimoda" <yoshihiro.shimoda.uh@renesas.com>,
"Orson Zhai" <orsonzhai@gmail.com>,
"Baolin Wang" <baolin.wang@linux.alibaba.com>,
"Chunyan Zhang" <zhang.lyra@gmail.com>,
"Matthias Brugger" <matthias.bgg@gmail.com>,
"AngeloGioacchino Del Regno"
<angelogioacchino.delregno@collabora.com>,
"Santosh Y" <santoshsy@gmail.com>,
"Namjae Jeon" <linkinjeon@gmail.com>
Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-msm@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-samsung-soc@vger.kernel.org,
linux-mediatek@lists.infradead.org,
linux-renesas-soc@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH 2/5] scsi: ufs: qcom: Only free platform MSIs when ESI is enabled
Date: Sun, 17 Nov 2024 18:37:40 +0100 [thread overview]
Message-ID: <3bc8ab6266c7a1c54bbc0d6eca53019734029cbb.camel@gmail.com> (raw)
In-Reply-To: <20241111-ufs_bug_fix-v1-2-45ad8b62f02e@linaro.org>
On Mon, 2024-11-11 at 23:18 +0530, Manivannan Sadhasivam via B4 Relay
wrote:
> Otherwise, it will result in a NULL pointer dereference as below:
>
> Unable to handle kernel NULL pointer dereference at virtual address
> 0000000000000008
> Call trace:
> mutex_lock+0xc/0x54
> platform_device_msi_free_irqs_all+0x14/0x20
> ufs_qcom_remove+0x34/0x48 [ufs_qcom]
> platform_remove+0x28/0x44
> device_remove+0x4c/0x80
> device_release_driver_internal+0xd8/0x178
> driver_detach+0x50/0x9c
> bus_remove_driver+0x6c/0xbc
> driver_unregister+0x30/0x60
> platform_driver_unregister+0x14/0x20
> ufs_qcom_pltform_exit+0x18/0xb94 [ufs_qcom]
> __arm64_sys_delete_module+0x180/0x260
> invoke_syscall+0x44/0x100
> el0_svc_common.constprop.0+0xc0/0xe0
> do_el0_svc+0x1c/0x28
> el0_svc+0x34/0xdc
> el0t_64_sync_handler+0xc0/0xc4
> el0t_64_sync+0x190/0x194
>
> Cc: stable@vger.kernel.org # 6.3
> Fixes: 519b6274a777 ("scsi: ufs: qcom: Add MCQ ESI config vendor
> specific ops")
> Signed-off-by: Manivannan Sadhasivam
> <manivannan.sadhasivam@linaro.org>
Reviewed-by: Bean Huo <beanhuo@micron.com>
next prev parent reply other threads:[~2024-11-17 17:37 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-11 17:48 [PATCH 0/5] scsi: ufs: Bug fixes for ufs core and platform drivers Manivannan Sadhasivam via B4 Relay
2024-11-11 17:48 ` [PATCH 1/5] scsi: ufs: core: Cancel RTC work during ufshcd_remove() Manivannan Sadhasivam via B4 Relay
2024-11-12 2:13 ` Peter Wang (王信友)
2024-11-17 17:31 ` Bean Huo
2024-11-11 17:48 ` [PATCH 2/5] scsi: ufs: qcom: Only free platform MSIs when ESI is enabled Manivannan Sadhasivam via B4 Relay
2024-11-17 17:37 ` Bean Huo [this message]
2024-11-11 17:48 ` [PATCH 3/5] scsi: ufs: pltfrm: Disable runtime PM during removal of glue drivers Manivannan Sadhasivam via B4 Relay
2024-11-12 2:15 ` Peter Wang (王信友)
2024-11-17 17:59 ` Bean Huo
2024-11-11 17:48 ` [PATCH 4/5] scsi: ufs: pltfrm: Drop PM runtime reference count after ufshcd_remove() Manivannan Sadhasivam via B4 Relay
2024-11-12 2:15 ` Peter Wang (王信友)
2024-11-17 18:44 ` Bean Huo
2024-11-11 17:48 ` [PATCH 5/5] scsi: ufs: pltfrm: Dellocate HBA during ufshcd_pltfrm_remove() Manivannan Sadhasivam via B4 Relay
2024-11-12 2:20 ` Peter Wang (王信友)
2024-11-17 18:46 ` Bean Huo
2024-11-21 3:06 ` [PATCH 0/5] scsi: ufs: Bug fixes for ufs core and platform drivers Martin K. Petersen
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