Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-08-21 Thread Andrey Konovalov
On Wed, Aug 21, 2019 at 3:09 PM syzbot wrote: > > Hello, > > syzbot has tested the proposed patch and the reproducer did not trigger > crash: > > Reported-and-tested-by: > syzbot+a7a6b9c609b9457c6...@syzkaller.appspotmail.com > > Tested on: > > commit: 7f7867ff usb-fuzzer: main usb gadget

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-08-21 Thread syzbot
Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash: Reported-and-tested-by: syzbot+a7a6b9c609b9457c6...@syzkaller.appspotmail.com Tested on: commit: 7f7867ff usb-fuzzer: main usb gadget fuzzer driver git tree: https://github.com/google/kasa

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-08-21 Thread Andrey Konovalov
On Tue, Aug 13, 2019 at 10:13 PM Alan Stern wrote: > > On Mon, 12 Aug 2019, syzbot wrote: > > > Hello, > > > > syzbot has tested the proposed patch but the reproducer still triggered > > crash: > > KASAN: invalid-free in hcd_buffer_free > > This bug report shows that Hillf's fix isn't exactly righ

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-08-13 Thread Alan Stern
On Mon, 12 Aug 2019, syzbot wrote: > Hello, > > syzbot has tested the proposed patch but the reproducer still triggered > crash: > KASAN: invalid-free in hcd_buffer_free This bug report shows that Hillf's fix isn't exactly right. > usb 5-1: USB disconnect, device number 2 > ==

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-08-13 Thread Oliver Neukum
Am Dienstag, den 13.08.2019, 12:26 +0800 schrieb Hillf Danton: > [respin with the mess in Cc list cleaned up] > Followup of commit e3e14de50dff ("HID: fix start/stop cycle in usbhid driver") > > --- a/drivers/hid/usbhid/hid-core.c > +++ b/drivers/hid/usbhid/hid-core.c > @@ -1214,6 +1214,8 @@ stat

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-08-13 Thread Dmitry Vyukov
On Tue, Aug 13, 2019 at 6:27 AM Hillf Danton wrote: > > [respin with the mess in Cc list cleaned up] > > On Mon, 12 Aug 2019 06:03:01 -0700 > > Hello, > > > > syzbot has tested the proposed patch but the reproducer still triggered > > crash: > > KASAN: invalid-free in hcd_buffer_free > > > > usb

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-08-12 Thread Andrey Konovalov
On Mon, Aug 12, 2019 at 4:47 PM Hillf Danton wrote: > > > Hi Andrey > > On Mon, 12 Aug 2019 06:03:01 -0700 > > Hello, > > > > syzbot has tested the proposed patch but the reproducer still triggered > > crash: > > KASAN: invalid-free in hcd_buffer_free > > > > usb 5-1: USB disconnect, device number

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-08-12 Thread Andrey Konovalov
On Mon, Aug 12, 2019 at 3:03 PM syzbot wrote: > > Hello, > > syzbot has tested the proposed patch but the reproducer still triggered > crash: > KASAN: invalid-free in hcd_buffer_free > > usb 5-1: USB disconnect, device number 2 > == >

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-08-12 Thread syzbot
Hello, syzbot has tested the proposed patch but the reproducer still triggered crash: KASAN: invalid-free in hcd_buffer_free usb 5-1: USB disconnect, device number 2 == BUG: KASAN: double-free or invalid-free in hcd_buffer_free+0

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-08-12 Thread Andrey Konovalov
On Tue, Jul 30, 2019 at 6:58 PM syzbot wrote: > > syzbot has found a reproducer for the following crash on: > > HEAD commit:7f7867ff usb-fuzzer: main usb gadget fuzzer driver > git tree: https://github.com/google/kasan.git usb-fuzzer > console output: https://syzkaller.appspot.com/x/log.

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-07-30 Thread syzbot
syzbot has found a reproducer for the following crash on: HEAD commit:7f7867ff usb-fuzzer: main usb gadget fuzzer driver git tree: https://github.com/google/kasan.git usb-fuzzer console output: https://syzkaller.appspot.com/x/log.txt?x=10619cec60 kernel config: https://syzkaller.ap

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-07-30 Thread Oliver Neukum
Am Dienstag, den 30.07.2019, 16:12 +0200 schrieb Andrey Konovalov: > On Tue, Jul 30, 2019 at 4:10 PM Alan Stern wrote: > > > > On Mon, 29 Jul 2019, syzbot wrote: > > > > > Hello, > > > > > > syzbot found the following crash on: > > > > > > HEAD commit:6a3599ce usb-fuzzer: main usb gadget f

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-07-30 Thread Andrey Konovalov
On Tue, Jul 30, 2019 at 4:10 PM Alan Stern wrote: > > On Mon, 29 Jul 2019, syzbot wrote: > > > Hello, > > > > syzbot found the following crash on: > > > > HEAD commit:6a3599ce usb-fuzzer: main usb gadget fuzzer driver > > git tree: https://github.com/google/kasan.git usb-fuzzer > > conso

Re: WARNING in usbhid_raw_request/usb_submit_urb

2019-07-30 Thread Alan Stern
On Mon, 29 Jul 2019, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit:6a3599ce usb-fuzzer: main usb gadget fuzzer driver > git tree: https://github.com/google/kasan.git usb-fuzzer > console output: https://syzkaller.appspot.com/x/log.txt?x=12386cb460