lkml.org 
[lkml]   [2022]   [Jan]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH v1] scsi: myrs: fix crash on error case
Date
On Sun, 23 Jan 2022 14:57:17 -0800, Tong Zhang wrote:

> In myrs_detect(), cs->disable_intr is NULL when privdata->hw_init() fail
> with non-zero. In this case, myrs_cleanup(cs) will call a NULL ptr and
> crash kernel.
>
> [ 1.105606] myrs 0000:00:03.0: Unknown Initialization Error 5A
> [ 1.105872] myrs 0000:00:03.0: Failed to initialize Controller
> [ 1.106082] BUG: kernel NULL pointer dereference, address: 0000000000000000
> [ 1.110774] Call Trace:
> [ 1.110950] myrs_cleanup+0xe4/0x150 [myrs]
> [ 1.111135] myrs_probe.cold+0x91/0x56a [myrs]
> [ 1.111302] ? DAC960_GEM_intr_handler+0x1f0/0x1f0 [myrs]
> [ 1.111500] local_pci_probe+0x48/0x90
>
> [...]

Applied to 5.17/scsi-fixes, thanks!

[1/1] scsi: myrs: fix crash on error case
https://git.kernel.org/mkp/scsi/c/4db09593af0b

--
Martin K. Petersen Oracle Linux Engineering

\
 
 \ /
  Last update: 2022-01-25 06:48    [W:0.040 / U:0.240 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site