Re: [PATCH 0/3] Fixes for syzbot problem

[Yanjun Zhu <yanjun.zhu@linux.dev>]

在 2022/8/22 9:16, yanjun.zhu@linux.dev 写道:
> From: Zhu Yanjun <yanjun.zhu@linux.dev>
> 
> In the link:
> 
> https://syzkaller.appspot.com/bug?id=3efca8275142fbfdde6cf77e1b18b1d5c6794d76
> 
> a rxe problem occurred. I tried to reproduce this problem in local hosts.
> Finally I could reproduce this problem in local hosts.
> The commit ("RDMA/rxe: Fix "kernel NULL pointer dereference" error") tries to
> fix this problem.
> 
> After this syzbot problem disappeared, another problem appeared
> when qp->sk failed to initialized.
> The commit ("RDMA/rxe: Fix the error caused by qp->sk") tries to solve
> this problem.
> 
> When I delved into the source code to solve the above problems, I found
> that the member variable obj in struct rxe_task is not needed. So the
> commit ("RDMA/rxe: Remove the unused variable obj") removes this
> variable obj.
> 
> After the 3 commits, in locat hosts, the whole system can work well.
> 
> Zhu Yanjun (3):

Gently ping

Zhu Yanjun

>    RDMA/rxe: Fix "kernel NULL pointer dereference" error
>    RDMA/rxe: Fix the error caused by qp->sk
>    RDMA/rxe: Remove the unused variable obj
> 
>   drivers/infiniband/sw/rxe/rxe_qp.c   | 16 ++++++++++------
>   drivers/infiniband/sw/rxe/rxe_task.c |  3 +--
>   drivers/infiniband/sw/rxe/rxe_task.h |  3 +--
>   3 files changed, 12 insertions(+), 10 deletions(-)
>