Re: KMSAN: uninit-value in usb_autopm_put_interface

2019-09-17 Thread Andrey Konovalov
On Tue, Sep 17, 2019 at 5:28 PM Alan Stern wrote: > > On Tue, 17 Sep 2019, Andrey Konovalov wrote: > > > On Tue, Sep 17, 2019 at 4:51 PM Alan Stern > > wrote: > > > > > > On Tue, 17 Sep 2019, Dmitry Vyukov wrote: > > > > > > > On Mon, Sep 16, 2019 at 10:31 PM Alan Stern > > > > wrote: > > > >

Re: KMSAN: uninit-value in usb_autopm_put_interface

2019-09-17 Thread Alan Stern
On Tue, 17 Sep 2019, Andrey Konovalov wrote: > On Tue, Sep 17, 2019 at 4:51 PM Alan Stern wrote: > > > > On Tue, 17 Sep 2019, Dmitry Vyukov wrote: > > > > > On Mon, Sep 16, 2019 at 10:31 PM Alan Stern > > > wrote: > > > > > > > > On Mon, 16 Sep 2019, syzbot wrote: > > > > > > > > > Hello, > > >

Re: KMSAN: uninit-value in usb_autopm_put_interface

2019-09-17 Thread Andrey Konovalov
On Tue, Sep 17, 2019 at 4:51 PM Alan Stern wrote: > > On Tue, 17 Sep 2019, Dmitry Vyukov wrote: > > > On Mon, Sep 16, 2019 at 10:31 PM Alan Stern > > wrote: > > > > > > On Mon, 16 Sep 2019, syzbot wrote: > > > > > > > Hello, > > > > > > > > syzbot found the following crash on: > > > > > > > > HE

Re: KMSAN: uninit-value in usb_autopm_put_interface

2019-09-17 Thread Alan Stern
On Tue, 17 Sep 2019, Dmitry Vyukov wrote: > On Mon, Sep 16, 2019 at 10:31 PM Alan Stern wrote: > > > > On Mon, 16 Sep 2019, syzbot wrote: > > > > > Hello, > > > > > > syzbot found the following crash on: > > > > > > HEAD commit:014077b5 DO-NOT-SUBMIT: usb-fuzzer: main usb gadget > > > fuzzer

Re: KMSAN: uninit-value in usb_autopm_put_interface

2019-09-17 Thread Andrey Konovalov
_size include/linux/compiler.h:235 > > [inline] > > BUG: KMSAN: uninit-value in pm_runtime_mark_last_busy > > include/linux/pm_runtime.h:107 [inline] > > BUG: KMSAN: uninit-value in usb_mark_last_busy include/linux/usb.h:774 > > [inline] > > BUG: KMSAN: uninit-val

Re: KMSAN: uninit-value in usb_autopm_put_interface

2019-09-16 Thread Dmitry Vyukov
_size include/linux/compiler.h:235 > > [inline] > > BUG: KMSAN: uninit-value in pm_runtime_mark_last_busy > > include/linux/pm_runtime.h:107 [inline] > > BUG: KMSAN: uninit-value in usb_mark_last_busy include/linux/usb.h:774 > > [inline] > > BUG: KMSAN: uninit-val

Re: KMSAN: uninit-value in usb_autopm_put_interface

2019-09-16 Thread Alan Stern
ne] > BUG: KMSAN: uninit-value in usb_mark_last_busy include/linux/usb.h:774 > [inline] > BUG: KMSAN: uninit-value in usb_autopm_put_interface+0xf2/0x120 > drivers/usb/core/driver.c:1630 > CPU: 0 PID: 11318 Comm: syz-executor549 Not tainted 5.3.0-rc7+ #0 > Hardware name: Google

KMSAN: uninit-value in usb_autopm_put_interface

2019-09-16 Thread syzbot
in __write_once_size include/linux/compiler.h:235 [inline] BUG: KMSAN: uninit-value in pm_runtime_mark_last_busy include/linux/pm_runtime.h:107 [inline] BUG: KMSAN: uninit-value in usb_mark_last_busy include/linux/usb.h:774 [inline] BUG: KMSAN: uninit-value in usb_autopm_put_interface+0xf2