Hello:
This patch was applied to netdev/net.git (master)
by David S. Miller <davem@xxxxxxxxxxxxx>:
On Wed, 20 Apr 2022 16:52:41 -0400 you wrote:
> A null pointer reference issue can be triggered when the response of a
> stream reconf request arrives after the timer is triggered, such as:
>
> send Incoming SSN Reset Request --->
> CPU0:
> reconf timer is triggered,
> go to the handler code before hold sk lock
> <--- reply with Outgoing SSN Reset Request
> CPU1:
> process Outgoing SSN Reset Request,
> and set asoc->strreset_chunk to NULL
> CPU0:
> continue the handler code, hold sk lock,
> and try to hold asoc->strreset_chunk, crash!
>
> [...]
Here is the summary with links:
- [net] sctp: check asoc strreset_chunk in sctp_generate_reconf_event
https://git.kernel.org/netdev/net/c/165e3e17fe8f
You are awesome, thank you!
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