Messages in this thread | | | Subject | Re: [syzbot] [bpf?] [net?] KASAN: slab-use-after-free Read in xsk_diag_dump | From | Daniel Borkmann <> | Date | Tue, 29 Aug 2023 15:00:11 +0200 |
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On 8/29/23 2:58 PM, Magnus Karlsson wrote: > On Tue, 29 Aug 2023 at 14:56, Daniel Borkmann <daniel@iogearbox.net> wrote: >> On 8/29/23 10:20 AM, syzbot wrote: >>> Hello, >>> >>> syzbot found the following issue on: >>> >>> HEAD commit: 5c905279a1b7 Merge branch 'pds_core-error-handling-fixes' >>> git tree: net >>> console+strace: https://syzkaller.appspot.com/x/log.txt?x=16080070680000 >>> kernel config: https://syzkaller.appspot.com/x/.config?x=1e4a882f77ed77bd >>> dashboard link: https://syzkaller.appspot.com/bug?extid=822d1359297e2694f873 >>> compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 >>> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14ec63a7a80000 >>> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=109926eba80000 >>> >>> Downloadable assets: >>> disk image: https://storage.googleapis.com/syzbot-assets/98add120b6e5/disk-5c905279.raw.xz >>> vmlinux: https://storage.googleapis.com/syzbot-assets/c9e9009eadbd/vmlinux-5c905279.xz >>> kernel image: https://storage.googleapis.com/syzbot-assets/b840142cc0c1/bzImage-5c905279.xz >>> >>> The issue was bisected to: >>> >>> commit 18b1ab7aa76bde181bdb1ab19a87fa9523c32f21 >>> Author: Magnus Karlsson <magnus.karlsson@intel.com> >>> Date: Mon Feb 28 09:45:52 2022 +0000 >>> >>> xsk: Fix race at socket teardown >> >> please take a look when you get a chance. >> >> Thanks a lot, >> Daniel > > Already looking at it :-).
Awesome, thanks! :)
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