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* [syzbot] WARNING in dtv5100_probe/usb_submit_urb
@ 2021-05-26 18:49 syzbot
  2021-05-27  8:28 ` Johan Hovold
  0 siblings, 1 reply; 2+ messages in thread
From: syzbot @ 2021-05-26 18:49 UTC (permalink / raw)
  To: gregkh, johan, linux-kernel, linux-usb, mathias.nyman, syzkaller-bugs

Hello,

syzbot found the following issue on:

HEAD commit:    5cc59c41 USB: core: WARN if pipe direction != setup packet..
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=16742b9bd00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=1206ee92dd3d988d
dashboard link: https://syzkaller.appspot.com/bug?extid=b0b89cff78d7b7bd0278
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=11911887d00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16afabd7d00000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+b0b89cff78d7b7bd0278@syzkaller.appspotmail.com

usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: syz
usb 1-1: Manufacturer: syz
usb 1-1: SerialNumber: syz
usb 1-1: config 0 descriptor??
------------[ cut here ]------------
usb 1-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType 40
WARNING: CPU: 0 PID: 7 at drivers/usb/core/urb.c:410 usb_submit_urb+0x14aa/0x1830 drivers/usb/core/urb.c:410
Modules linked in:
CPU: 0 PID: 7 Comm: kworker/0:1 Not tainted 5.13.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
RIP: 0010:usb_submit_urb+0x14aa/0x1830 drivers/usb/core/urb.c:410
Code: 84 4c 01 00 00 e8 a6 14 b3 fd 4c 89 f7 e8 4e a7 1b ff 45 89 e8 44 89 e1 48 89 ea 48 89 c6 48 c7 c7 c0 09 63 86 e8 18 f1 fb 01 <0f> 0b 49 8d 4f 5c 48 b8 00 00 00 00 00 fc ff df 48 89 ca 48 89 4c
RSP: 0018:ffffc9000007ef48 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff888118a67058 RCX: 0000000000000000
RDX: ffff888100283680 RSI: ffffffff812a6013 RDI: fffff5200000fddb
RBP: ffff88810f661118 R08: 0000000000000001 R09: 0000000000000000
R10: ffffffff814b996b R11: 0000000000000000 R12: 0000000080000280
R13: 0000000000000040 R14: ffff888118a670a8 R15: ffff888108f99d00
FS:  0000000000000000(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1967249008 CR3: 00000001104a3000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 usb_start_wait_urb+0x101/0x4c0 drivers/usb/core/message.c:58
 usb_internal_control_msg drivers/usb/core/message.c:102 [inline]
 usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:153
 dtv5100_probe+0x184/0x2b0 drivers/media/usb/dvb-usb/dtv5100.c:144
 usb_probe_interface+0x315/0x7f0 drivers/usb/core/driver.c:396
 really_probe+0x291/0xf60 drivers/base/dd.c:576
 driver_probe_device+0x298/0x410 drivers/base/dd.c:763
 __device_attach_driver+0x203/0x2c0 drivers/base/dd.c:870
 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:431
 __device_attach+0x228/0x4b0 drivers/base/dd.c:938
 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491
 device_add+0xbe0/0x2100 drivers/base/core.c:3320
 usb_set_configuration+0x113f/0x1910 drivers/usb/core/message.c:2164
 usb_generic_driver_probe+0xba/0x100 drivers/usb/core/generic.c:238
 usb_probe_device+0xd9/0x2c0 drivers/usb/core/driver.c:293
 really_probe+0x291/0xf60 drivers/base/dd.c:576
 driver_probe_device+0x298/0x410 drivers/base/dd.c:763
 __device_attach_driver+0x203/0x2c0 drivers/base/dd.c:870
 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:431
 __device_attach+0x228/0x4b0 drivers/base/dd.c:938
 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491
 device_add+0xbe0/0x2100 drivers/base/core.c:3320
 usb_new_device.cold+0x721/0x1058 drivers/usb/core/hub.c:2556
 hub_port_connect drivers/usb/core/hub.c:5297 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5437 [inline]
 port_event drivers/usb/core/hub.c:5583 [inline]
 hub_event+0x2357/0x4330 drivers/usb/core/hub.c:5665
 process_one_work+0x98d/0x1580 kernel/workqueue.c:2275
 worker_thread+0x64c/0x1120 kernel/workqueue.c:2421
 kthread+0x38c/0x460 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294


---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller@googlegroups.com.

syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot can test patches for this issue, for details see:
https://goo.gl/tpsmEJ#testing-patches

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [syzbot] WARNING in dtv5100_probe/usb_submit_urb
  2021-05-26 18:49 [syzbot] WARNING in dtv5100_probe/usb_submit_urb syzbot
@ 2021-05-27  8:28 ` Johan Hovold
  0 siblings, 0 replies; 2+ messages in thread
From: Johan Hovold @ 2021-05-27  8:28 UTC (permalink / raw)
  To: syzbot; +Cc: gregkh, linux-kernel, linux-usb, mathias.nyman, syzkaller-bugs

On Wed, May 26, 2021 at 11:49:17AM -0700, syzbot wrote:
> Hello,
> 
> syzbot found the following issue on:
> 
> HEAD commit:    5cc59c41 USB: core: WARN if pipe direction != setup packet..
> 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=16742b9bd00000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=1206ee92dd3d988d
> dashboard link: https://syzkaller.appspot.com/bug?extid=b0b89cff78d7b7bd0278
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=11911887d00000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16afabd7d00000
> 
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+b0b89cff78d7b7bd0278@syzkaller.appspotmail.com
> 
> usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
> usb 1-1: Product: syz
> usb 1-1: Manufacturer: syz
> usb 1-1: SerialNumber: syz
> usb 1-1: config 0 descriptor??
> ------------[ cut here ]------------
> usb 1-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType 40
> WARNING: CPU: 0 PID: 7 at drivers/usb/core/urb.c:410 usb_submit_urb+0x14aa/0x1830 drivers/usb/core/urb.c:410
> Modules linked in:
> CPU: 0 PID: 7 Comm: kworker/0:1 Not tainted 5.13.0-rc2-syzkaller #0
> Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
> Workqueue: usb_hub_wq hub_event
> RIP: 0010:usb_submit_urb+0x14aa/0x1830 drivers/usb/core/urb.c:410
> Code: 84 4c 01 00 00 e8 a6 14 b3 fd 4c 89 f7 e8 4e a7 1b ff 45 89 e8 44 89 e1 48 89 ea 48 89 c6 48 c7 c7 c0 09 63 86 e8 18 f1 fb 01 <0f> 0b 49 8d 4f 5c 48 b8 00 00 00 00 00 fc ff df 48 89 ca 48 89 4c
> RSP: 0018:ffffc9000007ef48 EFLAGS: 00010286
> RAX: 0000000000000000 RBX: ffff888118a67058 RCX: 0000000000000000
> RDX: ffff888100283680 RSI: ffffffff812a6013 RDI: fffff5200000fddb
> RBP: ffff88810f661118 R08: 0000000000000001 R09: 0000000000000000
> R10: ffffffff814b996b R11: 0000000000000000 R12: 0000000080000280
> R13: 0000000000000040 R14: ffff888118a670a8 R15: ffff888108f99d00
> FS:  0000000000000000(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000
> CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> CR2: 00007f1967249008 CR3: 00000001104a3000 CR4: 00000000001506f0
> DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
> Call Trace:
>  usb_start_wait_urb+0x101/0x4c0 drivers/usb/core/message.c:58
>  usb_internal_control_msg drivers/usb/core/message.c:102 [inline]
>  usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:153
>  dtv5100_probe+0x184/0x2b0 drivers/media/usb/dvb-usb/dtv5100.c:144

Should be fixed by

	https://lore.kernel.org/r/20210521132839.17163-2-johan@kernel.org

Johan

#syz fix: media: dtv5100: fix control-request directions

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2021-05-27  8:28 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
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2021-05-26 18:49 [syzbot] WARNING in dtv5100_probe/usb_submit_urb syzbot
2021-05-27  8:28 ` Johan Hovold

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