Re: general protection fault in fanotify_handle_event

2019-04-28 Thread syzbot
Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash: Reported-and-tested-by: syzbot+15927486a4f1bfcba...@syzkaller.appspotmail.com Tested on: commit: b1da6a51 fsnotify: Fix NULL ptr deref in fanotify_get_fsid() git tree: git://git.kernel.o

Re: general protection fault in fanotify_handle_event

2019-04-28 Thread Jan Kara
On Fri 26-04-19 04:13:00, syzbot wrote: > Hello, > > syzbot has tested the proposed patch but the reproducer still triggered > crash: > general protection fault in fanotify_handle_event > > kasan: CONFIG_KASAN_INLINE enabled > kasan: GPF could be caused by NULL-ptr der

Re: general protection fault in fanotify_handle_event

2019-04-26 Thread syzbot
Hello, syzbot has tested the proposed patch but the reproducer still triggered crash: general protection fault in fanotify_handle_event kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: [#1] PREEMPT SMP KASAN

Re: general protection fault in fanotify_handle_event

2019-04-26 Thread Jan Kara
On Thu 18-04-19 10:14:00, syzbot wrote: > syzbot has bisected this bug to: > > commit 77115225acc67d9ac4b15f04dd138006b9cd1ef2 > Author: Amir Goldstein > Date: Thu Jan 10 17:04:37 2019 + > > fanotify: cache fsid in fsnotify_mark_connector > > bisection log: https://syzkaller.appspot.

Re: general protection fault in fanotify_handle_event

2019-04-24 Thread Jan Kara
On Tue 23-04-19 21:05:22, Amir Goldstein wrote: > On Tue, Apr 23, 2019 at 7:27 PM Jan Kara wrote: > > > > On Fri 19-04-19 12:33:02, Amir Goldstein wrote: > > > On Thu, Apr 18, 2019 at 8:14 PM syzbot > > > wrote: > > > > > > > > syzbot has bisected this bug to: > > > > > > > > commit 77115225acc67

Re: general protection fault in fanotify_handle_event

2019-04-23 Thread Amir Goldstein
On Tue, Apr 23, 2019 at 7:27 PM Jan Kara wrote: > > On Fri 19-04-19 12:33:02, Amir Goldstein wrote: > > On Thu, Apr 18, 2019 at 8:14 PM syzbot > > wrote: > > > > > > syzbot has bisected this bug to: > > > > > > commit 77115225acc67d9ac4b15f04dd138006b9cd1ef2 > > > Author: Amir Goldstein > > > Da

Re: general protection fault in fanotify_handle_event

2019-04-23 Thread Jan Kara
On Fri 19-04-19 12:33:02, Amir Goldstein wrote: > On Thu, Apr 18, 2019 at 8:14 PM syzbot > wrote: > > > > syzbot has bisected this bug to: > > > > commit 77115225acc67d9ac4b15f04dd138006b9cd1ef2 > > Author: Amir Goldstein > > Date: Thu Jan 10 17:04:37 2019 + > > > > fanotify: cache fsi

Re: general protection fault in fanotify_handle_event

2019-04-19 Thread Amir Goldstein
On Thu, Apr 18, 2019 at 8:14 PM syzbot wrote: > > syzbot has bisected this bug to: > > commit 77115225acc67d9ac4b15f04dd138006b9cd1ef2 > Author: Amir Goldstein > Date: Thu Jan 10 17:04:37 2019 + > > fanotify: cache fsid in fsnotify_mark_connector > > bisection log: https://syzkaller.a

Re: general protection fault in fanotify_handle_event

2019-04-18 Thread syzbot
syzbot has bisected this bug to: commit 77115225acc67d9ac4b15f04dd138006b9cd1ef2 Author: Amir Goldstein Date: Thu Jan 10 17:04:37 2019 + fanotify: cache fsid in fsnotify_mark_connector bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1627632d20 start commit: 3f018f4

general protection fault in fanotify_handle_event

2019-04-18 Thread syzbot
Hello, syzbot found the following crash on: HEAD commit:e53f31bf Merge tag '5.1-rc5-smb3-fixes' of git://git.samba.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=174ea35b20 kernel config: https://syzkaller.appspot.com/x/.config?x=856fc6d0fbbeede9 da