Re: KASAN: use-after-free Read in shmem_fault (2)

2019-09-17 Thread Kirill A. Shutemov
On Mon, Sep 09, 2019 at 06:04:12PM +0300, Kirill A. Shutemov wrote: > On Mon, Sep 09, 2019 at 06:55:21AM -0700, Matthew Wilcox wrote: > > On Mon, Sep 02, 2019 at 05:20:30PM +0300, Kirill A. Shutemov wrote: > > > On Mon, Sep 02, 2019 at 06:52:54AM -0700, Matthew Wilcox wrote: > > > > On Sat, Aug

Re: KASAN: use-after-free Read in shmem_fault (2)

2019-09-09 Thread Kirill A. Shutemov
On Mon, Sep 09, 2019 at 06:55:21AM -0700, Matthew Wilcox wrote: > On Mon, Sep 02, 2019 at 05:20:30PM +0300, Kirill A. Shutemov wrote: > > On Mon, Sep 02, 2019 at 06:52:54AM -0700, Matthew Wilcox wrote: > > > On Sat, Aug 31, 2019 at 12:58:26PM +0800, Hillf Danton wrote: > > > > On Fri, 30 Aug 2019

Re: KASAN: use-after-free Read in shmem_fault (2)

2019-09-09 Thread Matthew Wilcox
On Mon, Sep 02, 2019 at 05:20:30PM +0300, Kirill A. Shutemov wrote: > On Mon, Sep 02, 2019 at 06:52:54AM -0700, Matthew Wilcox wrote: > > On Sat, Aug 31, 2019 at 12:58:26PM +0800, Hillf Danton wrote: > > > On Fri, 30 Aug 2019 12:40:06 -0700 > > > > syzbot found the following crash on: > > > > > >

Re: KASAN: use-after-free Read in shmem_fault (2)

2019-09-02 Thread Kirill A. Shutemov
On Mon, Sep 02, 2019 at 06:52:54AM -0700, Matthew Wilcox wrote: > On Sat, Aug 31, 2019 at 12:58:26PM +0800, Hillf Danton wrote: > > On Fri, 30 Aug 2019 12:40:06 -0700 > > > syzbot found the following crash on: > > > > > > HEAD commit:a55aa89a Linux 5.3-rc6 > > > git tree: upstream > > >

Re: KASAN: use-after-free Read in shmem_fault (2)

2019-09-02 Thread Matthew Wilcox
On Sat, Aug 31, 2019 at 12:58:26PM +0800, Hillf Danton wrote: > On Fri, 30 Aug 2019 12:40:06 -0700 > > syzbot found the following crash on: > > > > HEAD commit:a55aa89a Linux 5.3-rc6 > > git tree: upstream > > console output: https://syzkaller.appspot.com/x/log.txt?x=12f4beb660 > >

KASAN: use-after-free Read in shmem_fault (2)

2019-08-30 Thread syzbot
Hello, syzbot found the following crash on: HEAD commit:a55aa89a Linux 5.3-rc6 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=12f4beb660 kernel config: https://syzkaller.appspot.com/x/.config?x=2a6a2b9826fdadf9 dashboard link: