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

2020-08-10 Thread Sean Young
On Sun, Aug 09, 2020 at 11:03:28AM -0300, Ezequiel Garcia wrote: > On Sat, 8 Aug 2020 at 06:25, Sean Young wrote: > > On Fri, Aug 07, 2020 at 08:45:12PM -0300, Ezequiel Garcia wrote: > > > On Fri, 7 Aug 2020 at 06:15, Sean Young wrote: > > > > > > > > On Fri, Aug 07, 2020 at 12:26:29AM -0700, syz

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

2020-08-09 Thread Ezequiel Garcia
On Sat, 8 Aug 2020 at 06:25, Sean Young wrote: > > Hi Eze, > > On Fri, Aug 07, 2020 at 08:45:12PM -0300, Ezequiel Garcia wrote: > > On Fri, 7 Aug 2020 at 06:15, Sean Young wrote: > > > > > > On Fri, Aug 07, 2020 at 12:26:29AM -0700, syzbot wrote: > > > > Hello, > > > > > > > > syzbot found the fo

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

2020-08-08 Thread Sean Young
Hi Eze, On Fri, Aug 07, 2020 at 08:45:12PM -0300, Ezequiel Garcia wrote: > On Fri, 7 Aug 2020 at 06:15, Sean Young wrote: > > > > On Fri, Aug 07, 2020 at 12:26:29AM -0700, syzbot wrote: > > > Hello, > > > > > > syzbot found the following issue on: > > > > > > HEAD commit:7b4ea945 Revert "x86/

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

2020-08-08 Thread Sean Young
On Fri, Aug 07, 2020 at 09:55:40PM +0800, Hillf Danton wrote: > > On Fri, 7 Aug 2020 10:15:04 +0100 Sean Young wrote: > > On Fri, Aug 07, 2020 at 12:26:29AM -0700, syzbot wrote: > > > Hello, > > > > > > syzbot found the following issue on: > > > > > > HEAD commit:7b4ea945 Revert "x86/mm/64:

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

2020-08-07 Thread Ezequiel Garcia
Hello Sean, On Fri, 7 Aug 2020 at 06:15, Sean Young wrote: > > On Fri, Aug 07, 2020 at 12:26:29AM -0700, syzbot wrote: > > Hello, > > > > syzbot found the following issue on: > > > > HEAD commit:7b4ea945 Revert "x86/mm/64: Do not sync vmalloc/ioremap ma.. > > git tree: > > https://git.

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

2020-08-07 Thread Sean Young
On Fri, Aug 07, 2020 at 12:26:29AM -0700, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit:7b4ea945 Revert "x86/mm/64: Do not sync vmalloc/ioremap ma.. > git tree: > https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing > console outp

KASAN: use-after-free Read in rc_dev_uevent

2020-08-07 Thread syzbot
Hello, syzbot found the following issue on: HEAD commit:7b4ea945 Revert "x86/mm/64: Do not sync vmalloc/ioremap ma.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing console output: https://syzkaller.appspot.com/x/log.txt?x=11a7813a90 kernel conf