Re: [syzbot] BUG: unable to handle kernel paging request in bpf_trace_run2

On Thu, Apr 1, 2021 at 8:01 PM syzbot
[off-list ref] wrote:

syzbot suspects this issue was fixed by commit:

commit befe6d946551d65cddbd32b9cb0170b0249fd5ed
Author: Steven Rostedt (VMware) [off-list ref]
Date:   Wed Nov 18 14:34:05 2020 +0000

    tracepoint: Do not fail unregistering a probe due to memory failure

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=14f0260ed00000
start commit:   12450081 libbpf: Fix native endian assumption when parsing..
git tree:       bpf
kernel config:  https://syzkaller.appspot.com/x/.config?x=5ac0d21536db480b
dashboard link: https://syzkaller.appspot.com/bug?extid=cc36fd07553c0512f5f7
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1365d2c3900000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16d5f08d900000

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

#syz fix: tracepoint: Do not fail unregistering a probe due to memory failure

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

Looks reasonable:

#syz fix:
tracepoint: Do not fail unregistering a probe due to memory failure