* Re: KASAN: use-after-free Read in ntfs_read_locked_inode [not found] <001a11441b6c6cb96c0569120042@google.com> @ 2019-11-27 13:20 ` syzbot 2019-11-27 14:02 ` Dmitry Vyukov 2020-08-26 10:37 ` syzbot 1 sibling, 1 reply; 3+ messages in thread From: syzbot @ 2019-11-27 13:20 UTC (permalink / raw) To: anton, deller, jejb, keescook, linux-kernel, linux-ntfs-dev, linux-parisc, luto, syzkaller-bugs, wad syzbot has bisected this bug to: commit 910cd32e552ea09caa89cdbe328e468979b030dd Author: Helge Deller <deller@gmx.de> Date: Wed Mar 30 12:14:31 2016 +0000 parisc: Fix and enable seccomp filter support bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=143090dee00000 start commit: 3e968c9f Merge tag 'ext4_for_linus' of git://git.kernel.or.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=163090dee00000 console output: https://syzkaller.appspot.com/x/log.txt?x=123090dee00000 kernel config: https://syzkaller.appspot.com/x/.config?x=7e8c053ac965e0dd dashboard link: https://syzkaller.appspot.com/bug?extid=19b469021157c136116a syz repro: https://syzkaller.appspot.com/x/repro.syz?x=142d219b800000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=143029db800000 Reported-by: syzbot+19b469021157c136116a@syzkaller.appspotmail.com Fixes: 910cd32e552e ("parisc: Fix and enable seccomp filter support") For information about bisection process see: https://goo.gl/tpsmEJ#bisection ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: KASAN: use-after-free Read in ntfs_read_locked_inode 2019-11-27 13:20 ` KASAN: use-after-free Read in ntfs_read_locked_inode syzbot @ 2019-11-27 14:02 ` Dmitry Vyukov 0 siblings, 0 replies; 3+ messages in thread From: Dmitry Vyukov @ 2019-11-27 14:02 UTC (permalink / raw) To: syzbot Cc: anton, deller, jejb, Kees Cook, LKML, linux-ntfs-dev, linux-parisc, Andy Lutomirski, syzkaller-bugs, Will Drewry, Al Viro On Wed, Nov 27, 2019 at 2:20 PM syzbot <syzbot+19b469021157c136116a@syzkaller.appspotmail.com> wrote: > > syzbot has bisected this bug to: > > commit 910cd32e552ea09caa89cdbe328e468979b030dd > Author: Helge Deller <deller@gmx.de> > Date: Wed Mar 30 12:14:31 2016 +0000 > > parisc: Fix and enable seccomp filter support FWIW this commit somehow has an effect on x86 binary. I can reproduce it. I've collected what I know so far here: https://github.com/google/syzkaller/issues/1271#issuecomment-559093018 Well, actually it does not look like effect of this commit but rather non-deterministic/hermetic kernel build. +Al for affected x86 build bullshit > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=143090dee00000 > start commit: 3e968c9f Merge tag 'ext4_for_linus' of git://git.kernel.or.. > git tree: upstream > final crash: https://syzkaller.appspot.com/x/report.txt?x=163090dee00000 > console output: https://syzkaller.appspot.com/x/log.txt?x=123090dee00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=7e8c053ac965e0dd > dashboard link: https://syzkaller.appspot.com/bug?extid=19b469021157c136116a > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=142d219b800000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=143029db800000 > > Reported-by: syzbot+19b469021157c136116a@syzkaller.appspotmail.com > Fixes: 910cd32e552e ("parisc: Fix and enable seccomp filter support") > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection > > -- > You received this message because you are subscribed to the Google Groups "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an email to syzkaller-bugs+unsubscribe@googlegroups.com. > To view this discussion on the web visit https://groups.google.com/d/msgid/syzkaller-bugs/00000000000093ca84059853da04%40google.com. ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: KASAN: use-after-free Read in ntfs_read_locked_inode [not found] <001a11441b6c6cb96c0569120042@google.com> 2019-11-27 13:20 ` KASAN: use-after-free Read in ntfs_read_locked_inode syzbot @ 2020-08-26 10:37 ` syzbot 1 sibling, 0 replies; 3+ messages in thread From: syzbot @ 2020-08-26 10:37 UTC (permalink / raw) To: anton, daniel, deller, dvyukov, jejb, keescook, linux-kernel, linux-ntfs-dev, linux-parisc, luto, sdf, songliubraving, syzkaller-bugs, viro, wad syzbot suspects this issue was fixed by commit: commit f7c6cb1d9728dea9d9f131ef57303d6821afb0f8 Author: Stanislav Fomichev <sdf@google.com> Date: Wed Jul 29 00:31:03 2020 +0000 bpf: Expose socket storage to BPF_PROG_TYPE_CGROUP_SOCK bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16480fa9900000 start commit: 3e968c9f Merge tag 'ext4_for_linus' of git://git.kernel.or.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=7e8c053ac965e0dd dashboard link: https://syzkaller.appspot.com/bug?extid=19b469021157c136116a syz repro: https://syzkaller.appspot.com/x/repro.syz?x=142d219b800000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=143029db800000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: bpf: Expose socket storage to BPF_PROG_TYPE_CGROUP_SOCK For information about bisection process see: https://goo.gl/tpsmEJ#bisection ^ permalink raw reply [flat|nested] 3+ messages in thread
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2019-11-27 13:20 ` KASAN: use-after-free Read in ntfs_read_locked_inode syzbot
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