Messages in this thread | | | From | Dmitry Vyukov <> | Date | Thu, 16 Feb 2023 11:04:05 +0100 | Subject | Re: [syzbot] WARNING: stack going in the wrong direction? at __sys_setsockopt |
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On Thu, 16 Feb 2023 at 11:00, syzbot <syzbot+91c3651bb190d53b4d16@syzkaller.appspotmail.com> wrote: > > Hello, > > syzbot found the following issue on: > > HEAD commit: 9d9019bcea1a Add linux-next specific files for 20230215 > git tree: linux-next > console output: https://syzkaller.appspot.com/x/log.txt?x=11ad7710c80000 > kernel config: https://syzkaller.appspot.com/x/.config?x=60f48e09dc64b527 > dashboard link: https://syzkaller.appspot.com/bug?extid=91c3651bb190d53b4d16 > compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 > > Unfortunately, I don't have any reproducer for this issue yet. > > Downloadable assets: > disk image: https://storage.googleapis.com/syzbot-assets/7a22fa9fb779/disk-9d9019bc.raw.xz > vmlinux: https://storage.googleapis.com/syzbot-assets/68851ce42fd7/vmlinux-9d9019bc.xz > kernel image: https://storage.googleapis.com/syzbot-assets/09be0a2c410b/bzImage-9d9019bc.xz > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+91c3651bb190d53b4d16@syzkaller.appspotmail.com > > WARNING: stack going in the wrong direction? at __sys_setsockopt+0x2c6/0x5b0 net/socket.c:2271
+Josh, Ingo,
Yesterday we started seeing lots of "stack going in the wrong direction" all over the kernel.
I see there is only your recent commit to ORC unwinder: "x86/unwind/orc: Add 'signal' field to ORC metadata"
Can it be related?
> --- > This report is generated by a bot. It may contain errors. > See https://goo.gl/tpsmEJ for more information about syzbot. > syzbot engineers can be reached at syzkaller@googlegroups.com. > > syzbot will keep track of this issue. See: > https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
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