Re: [syzbot] KASAN: use-after-free Read in cdc_ncm_tx_fixup

From: syzbot
Date: Tue Mar 08 2022 - 10:20:16 EST


Hello,

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

Reported-and-tested-by: syzbot+5ec3d1378e31c88d87f4@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: ea4424be Merge tag 'mtd/fixes-for-5.17-rc8' of git://g..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/
kernel config: https://syzkaller.appspot.com/x/.config?x=442f8ac61e60a75e
dashboard link: https://syzkaller.appspot.com/bug?extid=5ec3d1378e31c88d87f4
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
patch: https://syzkaller.appspot.com/x/patch.diff?x=129f209a700000

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