On Wed, Mar 31, 2021 at 02:03:08PM -0700, syzbot wrote: > syzbot has bisected this issue to: > > commit 416dacb819f59180e4d86a5550052033ebb6d72c > Author: Alan Stern <st...@rowland.harvard.edu> > Date: Wed Aug 21 17:27:12 2019 +0000 > > HID: hidraw: Fix invalid read in hidraw_ioctl > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=127430fcd00000 > start commit: 6e5a03bc ethernet/netronome/nfp: Fix a use after free in n.. > git tree: net > final oops: https://syzkaller.appspot.com/x/report.txt?x=117430fcd00000 > console output: https://syzkaller.appspot.com/x/log.txt?x=167430fcd00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=daeff30c2474a60f > dashboard link: https://syzkaller.appspot.com/bug?extid=fbf4fc11a819824e027b > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13bfe45ed00000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1188e31ad00000 > > Reported-by: syzbot+fbf4fc11a819824e0...@syzkaller.appspotmail.com > Fixes: 416dacb819f5 ("HID: hidraw: Fix invalid read in hidraw_ioctl") > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection
It seems likely that the bisection ran off the rails here. This commit could not have caused a problem, although it may have revealed a pre-existing problem that previously was hidden. By the way, what happened to the annotated stack dumps that syzkaller used to provide in its bug reports? Alan Stern
