From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Javed Hasan <jhasan@marvell.com>
Cc: "Martin K . Petersen" <martin.petersen@oracle.com>,
linux-scsi@vger.kernel.org,
GR-QLogic-Storage-Upstream@marvell.com
Subject: Re: [PATCH] qedf: Added NULL pointer checks in qedf_update_link_speed().
Date: Fri, 14 May 2021 23:13:52 -0400 [thread overview]
Message-ID: <162104840194.20119.990874889649538237.b4-ty@oracle.com> (raw)
In-Reply-To: <20210512072533.23618-1-jhasan@marvell.com>
On Wed, 12 May 2021 00:25:33 -0700, Javed Hasan wrote:
> Issue :- BUG: unable to handle kernel NULL pointer dereference at 000000000000003c
> On installation of RHEL-8.3.0-20200820.n.0 distro below stack
> was generating on error.
>
> [ 14.042059] Call Trace:
> [ 14.042061] <IRQ>
> [ 14.042068] qedf_link_update+0x144/0x1f0 [qedf]
> [ 14.042117] qed_link_update+0x5c/0x80 [qed]
> [ 14.042135] qed_mcp_handle_link_change+0x2d2/0x410 [qed]
> [ 14.042155] ? qed_set_ptt+0x70/0x80 [qed]
> [ 14.042170] ? qed_set_ptt+0x70/0x80 [qed]
> [ 14.042186] ? qed_rd+0x13/0x40 [qed]
> [ 14.042205] qed_mcp_handle_events+0x437/0x690 [qed]
> [ 14.042221] ? qed_set_ptt+0x70/0x80 [qed]
> [ 14.042239] qed_int_sp_dpc+0x3a6/0x3e0 [qed]
> [ 14.042245] tasklet_action_common.isra.14+0x5a/0x100
> [ 14.042250] __do_softirq+0xe4/0x2f8
> [ 14.042253] irq_exit+0xf7/0x100
> [ 14.042255] do_IRQ+0x7f/0xd0
> [ 14.042257] common_interrupt+0xf/0xf
> [ 14.042259] </IRQ>
>
> [...]
Applied to 5.13/scsi-fixes, thanks!
[1/1] qedf: Added NULL pointer checks in qedf_update_link_speed().
https://git.kernel.org/mkp/scsi/c/73578af92a0f
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2021-05-15 3:14 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-12 7:25 [PATCH] qedf: Added NULL pointer checks in qedf_update_link_speed() Javed Hasan
2021-05-12 21:31 ` Himanshu Madhani
2021-05-15 3:13 ` Martin K. Petersen [this message]
2021-05-15 22:14 ` Martin K. Petersen
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