Re: [syzbot] [net?] [virt?] upstream test error: KMSAN: uninit-value in receive_buf

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To: Xuan Zhuo <xuanzhuo@xxxxxxxxxxxxxxxxx>
Subject: Re: [syzbot] [net?] [virt?] upstream test error: KMSAN: uninit-value in receive_buf
From: Tetsuo Handa <penguin-kernel@xxxxxxxxxxxxxxxxxxx>
Date: Tue, 18 Jun 2024 11:56:46 +0900
Cc: syzbot <syzbot+799fbb6d9e02a7a1d62b@xxxxxxxxxxxxxxxxxxxxxxxxx>, davem@xxxxxxxxxxxxx, edumazet@xxxxxxxxxx, eperezma@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, mst@xxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, pabeni@xxxxxxxxxx, syzkaller-bugs@xxxxxxxxxxxxxxxx, virtualization@xxxxxxxxxxxxxxx, Jason Wang <jasowang@xxxxxxxxxx>, Jakub Kicinski <kuba@xxxxxxxxxx>
In-reply-to: <1718674059.0143738-1-xuanzhuo@linux.alibaba.com>
References: <000000000000d10c260619498c25@google.com> <4ffb1d55-acfd-4647-a4d7-f227a6ad21ea@I-love.SAKURA.ne.jp> <1718674059.0143738-1-xuanzhuo@linux.alibaba.com>
User-agent: Mozilla Thunderbird

On 2024/06/18 10:27, Xuan Zhuo wrote:
> Maybe this patch can fix this issue:
> 
> 	 http://lore.kernel.org/all/20240606111345.93600-1-xuanzhuo@xxxxxxxxxxxxxxxxx

Yes, thank you.

#syz fix: virtio_ring: fix KMSAN error for premapped mode

References:
- [syzbot] [net?] [virt?] upstream test error: KMSAN: uninit-value in receive_buf
  - From: syzbot
- Re: [syzbot] [net?] [virt?] upstream test error: KMSAN: uninit-value in receive_buf
  - From: Tetsuo Handa
- Re: [syzbot] [net?] [virt?] upstream test error: KMSAN: uninit-value in receive_buf
  - From: Xuan Zhuo

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