Re: KASAN: use-after-free Read in fuse_dev_do_read

2018-09-24 Thread Miklos Szeredi
On Mon, Sep 24, 2018 at 2:06 PM, Kirill Tkhai wrote: > Fix from my previous message makes the use-after-free does not reproduce > with the reproducer in my setup. Excellent. > > I can prepare the patch, but before this some comments from Miklos would > be welcome. > > Miklos, what you think abo

Re: KASAN: use-after-free Read in fuse_dev_do_read

2018-09-24 Thread Kirill Tkhai
On 22.09.2018 22:30, syzbot wrote: > syzbot has found a reproducer for the following crash on: > > HEAD commit:    10dc890d4228 Merge tag 'pinctrl-v4.19-3' of git://git.kern.. > git tree:   upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=1631cfbe40 > kernel config:  ht

Re: KASAN: use-after-free Read in fuse_dev_do_read

2018-09-22 Thread syzbot
syzbot has found a reproducer for the following crash on: HEAD commit:10dc890d4228 Merge tag 'pinctrl-v4.19-3' of git://git.kern.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1631cfbe40 kernel config: https://syzkaller.appspot.com/x/.config?x=5fa12b

Re: KASAN: use-after-free Read in fuse_dev_do_read

2018-09-13 Thread Dmitry Vyukov
On Thu, Sep 13, 2018 at 10:51 AM, Kirill Tkhai wrote: > Hi, > > On 13.09.2018 11:00, syzbot wrote: >> Hello, >> >> syzbot found the following crash on: >> >> HEAD commit:54eda9df17f3 Merge tag 'pci-v4.19-fixes-1' of git://git.ke.. >> git tree: upstream >> console output: https://syzkalle

Re: KASAN: use-after-free Read in fuse_dev_do_read

2018-09-13 Thread Kirill Tkhai
Hi, On 13.09.2018 11:00, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit:    54eda9df17f3 Merge tag 'pci-v4.19-fixes-1' of git://git.ke.. > git tree:   upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=109a3d9e40 what are requests id wr