Re: [syzbot] KASAN: use-after-free Read in j1939_xtp_rx_dat_one (3)

From: syzbot
Date: Sat May 28 2022 - 11:54:11 EST


syzbot suspects this issue was fixed by commit:

commit 701850dc0c31bfadf75a0a74af7d2c97859945ec
Author: Marco Elver <elver@xxxxxxxxxx>
Date: Tue May 3 07:38:44 2022 +0000

printk, tracing: fix console tracepoint

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=153df725f00000
start commit: ae085d7f9365 mm: kfence: fix missing objcg housekeeping fo..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=6bae4cd50262530e
dashboard link: https://syzkaller.appspot.com/bug?extid=a9dce1ff45c3bbeceb3a
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12529653700000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14b64ea5700000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: printk, tracing: fix console tracepoint

For information about bisection process see: https://goo.gl/tpsmEJ#bisection