Re: [PATCH] net: fix use-after-free in tw_timer_handler

Hello:

This patch was applied to netdev/net.git (master) by Jakub Kicinski kuba@kernel.org:

On Tue, 28 Dec 2021 18:41:45 +0800 you wrote:

A real world panic issue was found as follow in Linux 5.4.

BUG: unable to handle page fault for address: ffffde49a863de28
PGD 7e6fe62067 P4D 7e6fe62067 PUD 7e6fe63067 PMD f51e064067 PTE 0
RIP: 0010:tw_timer_handler+0x20/0x40
Call Trace:
 <IRQ>
 call_timer_fn+0x2b/0x120
 run_timer_softirq+0x1ef/0x450
 __do_softirq+0x10d/0x2b8
 irq_exit+0xc7/0xd0
 smp_apic_timer_interrupt+0x68/0x120
 apic_timer_interrupt+0xf/0x20

[...]

Here is the summary with links: - net: fix use-after-free in tw_timer_handler https://git.kernel.org/netdev/net/c/e22e45fc9e41

You are awesome, thank you!