WARNING in dlfb_submit_urb/usb_submit

WARNING in dlfb_submit_urb/usb_submit_urb
Status: upstream: reported C repro on 2019/07/01 12:37
Reported-by: syzbot+53ce4a4246d0fe0fee34@syzkaller.appspotmail.com
First crash: 112d, last: 1d02h

Sample crash report:

usb 1-1: Read EDID byte 0 failed: -71
usb 1-1: Unable to get valid EDID from device/display
------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 3 != type 1
WARNING: CPU: 0 PID: 108 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 drivers/usb/core/urb.c:477
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 108 Comm: kworker/0:2 Not tainted 5.2.0-rc6+ #13
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0xca/0x13e lib/dump_stack.c:113
 panic+0x292/0x6c9 kernel/panic.c:219
 __warn.cold+0x20/0x4b kernel/panic.c:576
 report_bug+0x262/0x2a0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:179 [inline]
 fixup_bug arch/x86/kernel/traps.c:174 [inline]
 do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:272
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:291
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:986
RIP: 0010:usb_submit_urb+0x1188/0x13b0 drivers/usb/core/urb.c:477
Code: 4d 85 ed 74 2c e8 78 db e8 fd 4c 89 f7 e8 a0 36 13 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 80 23 1a 86 e8 03 a0 be fd <0f> 0b e9 20 f4 ff ff e8 4c db e8 fd 4c 89 f2 48 b8 00 00 00 00 00
RSP: 0018:ffff8881d422eed8 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8127ef3d RDI: ffffed103a845dcd
RBP: ffff8881d41d6cd0 R08: ffff8881d7b53000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
R13: ffff8881d0e92f18 R14: ffff8881cfa71a20 R15: ffff8881d4204c00
 dlfb_submit_urb+0x89/0x160 drivers/video/fbdev/udlfb.c:1971
 dlfb_set_video_mode+0x2249/0x29b0 drivers/video/fbdev/udlfb.c:315
 dlfb_ops_set_par+0x2a3/0x810 drivers/video/fbdev/udlfb.c:1110
 dlfb_usb_probe.cold+0xc70/0x193a drivers/video/fbdev/udlfb.c:1734
 usb_probe_interface+0x305/0x7a0 drivers/usb/core/driver.c:361
 really_probe+0x281/0x660 drivers/base/dd.c:509
 driver_probe_device+0x104/0x210 drivers/base/dd.c:670
 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:777
 bus_for_each_drv+0x15c/0x1e0 drivers/base/bus.c:454
 __device_attach+0x217/0x360 drivers/base/dd.c:843
 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:514
 device_add+0xae6/0x16f0 drivers/base/core.c:2111
 usb_set_configuration+0xdf6/0x1670 drivers/usb/core/message.c:2023
 generic_probe+0x9d/0xd5 drivers/usb/core/generic.c:210
 usb_probe_device+0x99/0x100 drivers/usb/core/driver.c:266
 really_probe+0x281/0x660 drivers/base/dd.c:509
 driver_probe_device+0x104/0x210 drivers/base/dd.c:670
 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:777
 bus_for_each_drv+0x15c/0x1e0 drivers/base/bus.c:454
 __device_attach+0x217/0x360 drivers/base/dd.c:843
 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:514
 device_add+0xae6/0x16f0 drivers/base/core.c:2111
 usb_new_device.cold+0x8c1/0x1016 drivers/usb/core/hub.c:2534
 hub_port_connect drivers/usb/core/hub.c:5089 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5204 [inline]
 port_event drivers/usb/core/hub.c:5350 [inline]
 hub_event+0x1ada/0x3590 drivers/usb/core/hub.c:5432
 process_one_work+0x905/0x1570 kernel/workqueue.c:2269
 worker_thread+0x96/0xe20 kernel/workqueue.c:2415
 kthread+0x30b/0x410 kernel/kthread.c:255
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (45):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	Maintainers
ci2-upstream-usb	2019/06/29 01:38	https://github.com/google/kasan.git usb-fuzzer	7829a896	7509bf36	.config	log	report	syz	C	gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/04 06:13	https://github.com/google/kasan.git usb-fuzzer	58d5f26a	fc17ba49	.config	log	report	syz	C	gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/09/28 10:49	https://github.com/google/kasan.git usb-fuzzer	2994c077	eb6b9855	.config	log	report	syz	C	gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/09/21 11:57	https://github.com/google/kasan.git usb-fuzzer	e0bd8d79	d96e88f3	.config	log	report	syz	C	gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/09/14 00:35	https://github.com/google/kasan.git usb-fuzzer	f0df5c1b	32d59357	.config	log	report	syz	C	gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/26 13:41	https://github.com/google/kasan.git usb-fuzzer	eea39f24	d21c5d9d	.config	log	report	syz	C	gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/22 07:18	https://github.com/google/kasan.git usb-fuzzer	eea39f24	4ea67ff8	.config	log	report	syz	C	gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/07 00:04	https://github.com/google/kasan.git usb-fuzzer	e96407b4	da562c0b	.config	log	report	syz	C	gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/02 22:59	https://github.com/google/kasan.git usb-fuzzer	e96407b4	3faab807	.config	log	report	syz	C	gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/01 18:14	https://github.com/google/kasan.git usb-fuzzer	e96407b4	835dffe7	.config	log	report	syz	C	gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/07/25 06:37	https://github.com/google/kasan.git usb-fuzzer	6a3599ce	32329ceb	.config	log	report	syz	C	gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/18 15:13	https://github.com/google/kasan.git usb-fuzzer	22be26f7	8c88c9c1	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/17 18:23	https://github.com/google/kasan.git usb-fuzzer	22be26f7	8c88c9c1	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/17 17:22	https://github.com/google/kasan.git usb-fuzzer	22be26f7	8c88c9c1	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/17 08:43	https://github.com/google/kasan.git usb-fuzzer	22be26f7	8c88c9c1	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/15 09:51	https://github.com/google/kasan.git usb-fuzzer	22be26f7	05ad7292	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/14 15:01	https://github.com/google/kasan.git usb-fuzzer	22be26f7	a6aef847	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/13 07:15	https://github.com/google/kasan.git usb-fuzzer	58d5f26a	426631dd	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/12 18:26	https://github.com/google/kasan.git usb-fuzzer	58d5f26a	426631dd	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/11 15:20	https://github.com/google/kasan.git usb-fuzzer	58d5f26a	1a3bad90	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/10 15:37	https://github.com/google/kasan.git usb-fuzzer	58d5f26a	d52eff28	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/07 16:42	https://github.com/google/kasan.git usb-fuzzer	58d5f26a	28ac6e64	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/05 09:22	https://github.com/google/kasan.git usb-fuzzer	58d5f26a	f3f7d9c8	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/04 00:46	https://github.com/google/kasan.git usb-fuzzer	58d5f26a	fc17ba49	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/02 10:52	https://github.com/google/kasan.git usb-fuzzer	58d5f26a	2e29b534	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/01 00:54	https://github.com/google/kasan.git usb-fuzzer	2994c077	c7a4fb99	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/10/01 00:12	https://github.com/google/kasan.git usb-fuzzer	2994c077	c7a4fb99	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/09/30 21:22	https://github.com/google/kasan.git usb-fuzzer	2994c077	c7a4fb99	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/09/29 15:31	https://github.com/google/kasan.git usb-fuzzer	2994c077	c1ad5441	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/09/27 09:57	https://github.com/google/kasan.git usb-fuzzer	2994c077	2f1548bc	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/09/25 06:24	https://github.com/google/kasan.git usb-fuzzer	d9e63adc	e38a6630	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/09/24 23:10	https://github.com/google/kasan.git usb-fuzzer	d9e63adc	e38a6630	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/09/02 17:23	https://github.com/google/kasan.git usb-fuzzer	eea39f24	14544a56	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/29 21:45	https://github.com/google/kasan.git usb-fuzzer	eea39f24	cd626f3b	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/29 20:33	https://github.com/google/kasan.git usb-fuzzer	eea39f24	cd626f3b	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/28 08:31	https://github.com/google/kasan.git usb-fuzzer	eea39f24	fd37b39e	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/27 21:20	https://github.com/google/kasan.git usb-fuzzer	eea39f24	d21c5d9d	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/25 14:17	https://github.com/google/kasan.git usb-fuzzer	eea39f24	d21c5d9d	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/23 23:35	https://github.com/google/kasan.git usb-fuzzer	eea39f24	78ded196	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/22 15:30	https://github.com/google/kasan.git usb-fuzzer	eea39f24	c6c81a0b	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/22 06:27	https://github.com/google/kasan.git usb-fuzzer	eea39f24	4ea67ff8	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/08/21 17:48	https://github.com/google/kasan.git usb-fuzzer	eea39f24	4ea67ff8	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/07/20 13:48	https://github.com/google/kasan.git usb-fuzzer	6a3599ce	1656845f	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/07/12 18:24	https://github.com/google/kasan.git usb-fuzzer	6a3599ce	baa5258a	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
ci2-upstream-usb	2019/07/02 17:17	https://github.com/google/kasan.git usb-fuzzer	7829a896	5f175e9c	.config	log	report			gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org