Re: [PATCH net,v3] net: ppp: Fix deadlock caused by unsafe-irq lock in ap_get()

From: Jiri Slaby
Date: Mon Apr 22 2024 - 02:40:13 EST


On 20. 04. 24, 2:31, Jakub Kicinski wrote:
On Sat, 20 Apr 2024 03:38:15 +0900 Jeongjun Park wrote:
read_lock() present in ap_get() is interrupt-vulnerable, so the function needs to be modified.


Reported-by: syzbot+393d0ef63475d9bb1f16@xxxxxxxxxxxxxxxxxxxxxxxxx

Improve the commit message to explain the problem more clearly.

Esp. I would like to see the stack trace leading to the problem (be it generated or investigated).

thanks,
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js
suse labs