Re: [syzbot] [net?] [nfc?] KASAN: slab-use-after-free Read in nfc_alloc_send_skb

From: syzbot
Date: Sat Dec 02 2023 - 09:56:09 EST


Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-and-tested-by: syzbot+bbe84a4010eeea00982d@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 7453d7a6 nfp: ethtool: expose transmit SO_TIMESTAMPING..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git main
console output: https://syzkaller.appspot.com/x/log.txt?x=1632f254e80000
kernel config: https://syzkaller.appspot.com/x/.config?x=94286555cac4ea49
dashboard link: https://syzkaller.appspot.com/bug?extid=bbe84a4010eeea00982d
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
patch: https://syzkaller.appspot.com/x/patch.diff?x=11d5552ce80000

Note: testing is done by a robot and is best-effort only.