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WARNING: Detected a wedged cx25840 chip; the device will not work.

Status: fixed on 2019/08/05 13:45
Subsystems: usb
[Documentation on labels]
Reported-by: syzbot+170a86bf206dd2c6217e@syzkaller.appspotmail.com
Fix commit: 1753c7c4367a media: pvrusb2: use a different format for warnings
First crash: 1833d, last: 1726d
▶ ▼ Discussions (6)
Title Replies (including bot) Last reply
[PATCH 5.2 00/20] 5.2.6-stable review 32 (32) 2019/08/07 02:38
[PATCH 4.19 00/32] 4.19.64-stable review 43 (43) 2019/08/06 23:16
[PATCH 4.14 00/25] 4.14.136-stable review 32 (32) 2019/08/03 15:59
[PATCH] media: pvrusb2: use a different format for warnings 6 (6) 2019/06/19 15:24
[PATCH RESUBMIT] media: pvrusb2: use a different format for warnings 1 (1) 2019/06/19 15:24
WARNING: Detected a wedged cx25840 chip; the device will not work. 5 (7) 2019/05/02 16:10
▶ ▼ Last patch testing requests (1)
Created Duration User Patch Repo Result
2019/04/30 17:26 31m andreyknvl@google.com patch https://github.com/google/kasan.git usb-fuzzer report log

Sample crash report:
pvrusb2: Invalid write control endpoint
pvrusb2: Invalid write control endpoint
pvrusb2: WARNING: Detected a wedged cx25840 chip; the device will not work.
pvrusb2: WARNING: Try power cycling the pvrusb2 device.
pvrusb2: WARNING: Disabling further access to the device to prevent other foul-ups.
pvrusb2: Device being rendered inoperable
cx25840 0-0044: Unable to detect h/w, assuming cx23887
cx25840 0-0044: cx23887 A/V decoder found @ 0x88 (pvrusb2_a)
pvrusb2: Attached sub-driver cx25840
pvrusb2: Attempted to execute control transfer when device not ok
pvrusb2: Attempted to execute control transfer when device not ok
pvrusb2: Attempted to execute control transfer when device not ok
pvrusb2: Attempted to execute control transfer when device not ok
pvrusb2: Module ID 4 (tuner) for device Gotview USB 2.0 DVD Deluxe failed to load.  Possible missing sub-device kernel module or initialization failure within module.
pvrusb2: Attempted to execute control transfer when device not ok
tda9887 0-0043: creating new instance
tda9887 0-0043: tda988[5/6/7] found
pvrusb2: Attempted to execute control transfer when device not ok
tda9887 0-0043: i2c i/o error: rc == -5 (should be 4)
tuner: 0-0043: Tuner 74 found with type(s) Radio TV.
pvrusb2: Attached sub-driver tuner
pvrusb2: ***WARNING*** pvrusb2 driver initialization failed due to the failure of one or more s

Crashes (62):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/07/12 00:52 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 186a30b9 .config console log report syz C ci2-upstream-usb
2019/07/11 22:02 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 186a30b9 .config console log report syz C ci2-upstream-usb
2019/07/11 21:25 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 186a30b9 .config console log report syz C ci2-upstream-usb
2019/07/10 01:15 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 f62e1e85 .config console log report syz C ci2-upstream-usb
2019/07/10 01:02 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 f62e1e85 .config console log report syz C ci2-upstream-usb
2019/06/30 16:32 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 7509bf36 .config console log report syz C ci2-upstream-usb
2019/06/30 11:59 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 7509bf36 .config console log report syz C ci2-upstream-usb
2019/06/30 04:38 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 7509bf36 .config console log report syz C ci2-upstream-usb
2019/06/29 04:33 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 7509bf36 .config console log report syz C ci2-upstream-usb
2019/06/29 02:52 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 7509bf36 .config console log report syz C ci2-upstream-usb
2019/06/28 23:56 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 7509bf36 .config console log report syz C ci2-upstream-usb
2019/06/19 21:18 https://github.com/google/kasan.git usb-fuzzer 9939f56ee6c0 34bf9440 .config console log report syz C ci2-upstream-usb
2019/06/13 02:19 https://github.com/google/kasan.git usb-fuzzer 69bbe8c72e6f 3f4e812b .config console log report syz C ci2-upstream-usb
2019/06/03 21:47 https://github.com/google/kasan.git usb-fuzzer 69bbe8c72e6f 63bf051f .config console log report syz C ci2-upstream-usb
2019/04/14 18:45 https://github.com/google/kasan.git usb-fuzzer 9a33b36996cb 505ab413 .config console log report syz C ci2-upstream-usb
2019/04/13 04:08 https://github.com/google/kasan.git usb-fuzzer 9a33b36996cb c402d8f1 .config console log report syz C ci2-upstream-usb
2019/07/28 13:21 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 00:45 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 8fe30d3e .config console log report ci2-upstream-usb
2019/07/22 17:06 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 b3c615f5 .config console log report ci2-upstream-usb
2019/07/22 01:26 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 1656845f .config console log report ci2-upstream-usb
2019/07/21 22:38 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 1656845f .config console log report ci2-upstream-usb
2019/07/21 11:14 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 1656845f .config console log report ci2-upstream-usb
2019/07/20 14:35 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 1656845f .config console log report ci2-upstream-usb
2019/07/20 09:32 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 1656845f .config console log report ci2-upstream-usb
2019/07/17 13:01 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 0d10349c .config console log report ci2-upstream-usb
2019/07/16 13:50 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 6732e2c0 .config console log report ci2-upstream-usb
2019/07/16 09:58 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 6732e2c0 .config console log report ci2-upstream-usb
2019/07/15 21:59 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 139ac68a .config console log report ci2-upstream-usb
2019/07/14 17:51 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 2bbe2f05 .config console log report ci2-upstream-usb
2019/07/14 11:19 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 e6fb0f13 .config console log report ci2-upstream-usb
2019/07/14 07:42 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 e6fb0f13 .config console log report ci2-upstream-usb
2019/07/12 12:09 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 baa5258a .config console log report ci2-upstream-usb
2019/07/09 13:31 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 f62e1e85 .config console log report ci2-upstream-usb
2019/07/09 00:19 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 f62e1e85 .config console log report ci2-upstream-usb
2019/07/07 04:09 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 f62e1e85 .config console log report ci2-upstream-usb
2019/07/05 09:24 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 429efa16 .config console log report ci2-upstream-usb
2019/07/01 17:41 https://github.com/google/kasan.git usb-fuzzer 7829a896a587 907bf746 .config console log report ci2-upstream-usb
2019/06/27 00:08 https://github.com/google/kasan.git usb-fuzzer 8e705694620d 7509bf36 .config console log report ci2-upstream-usb
2019/06/24 07:45 https://github.com/google/kasan.git usb-fuzzer 9939f56ee6c0 472f0082 .config console log report ci2-upstream-usb
2019/06/22 09:01 https://github.com/google/kasan.git usb-fuzzer 9939f56ee6c0 34bf9440 .config console log report ci2-upstream-usb
2019/06/21 16:09 https://github.com/google/kasan.git usb-fuzzer 9939f56ee6c0 34bf9440 .config console log report ci2-upstream-usb
2019/06/20 14:07 https://github.com/google/kasan.git usb-fuzzer 9939f56ee6c0 34bf9440 .config console log report ci2-upstream-usb
2019/06/19 05:55 https://github.com/google/kasan.git usb-fuzzer 9939f56ee6c0 34bf9440 .config console log report ci2-upstream-usb
2019/06/18 10:03 https://github.com/google/kasan.git usb-fuzzer 69bbe8c72e6f e3f76baa .config console log report ci2-upstream-usb
2019/06/18 00:08 https://github.com/google/kasan.git usb-fuzzer 69bbe8c72e6f 442206d7 .config console log report ci2-upstream-usb
2019/06/17 07:31 https://github.com/google/kasan.git usb-fuzzer 69bbe8c72e6f 442206d7 .config console log report ci2-upstream-usb
2019/06/11 13:31 https://github.com/google/kasan.git usb-fuzzer 69bbe8c72e6f 5b5826d0 .config console log report ci2-upstream-usb
2019/06/06 20:54 https://github.com/google/kasan.git usb-fuzzer 69bbe8c72e6f f5dd5568 .config console log report ci2-upstream-usb
2019/05/30 19:55 https://github.com/google/kasan.git usb-fuzzer 69bbe8c72e6f d9aaf3c2 .config console log report ci2-upstream-usb
2019/05/28 18:46 https://github.com/google/kasan.git usb-fuzzer 69bbe8c72e6f 6bd61501 .config console log report ci2-upstream-usb
2019/05/28 03:08 https://github.com/google/kasan.git usb-fuzzer 69bbe8c72e6f 6bd61501 .config console log report ci2-upstream-usb
2019/05/22 08:11 https://github.com/google/kasan.git usb-fuzzer 43151d6c3fce 84b9d384 .config console log report ci2-upstream-usb
2019/05/21 04:26 https://github.com/google/kasan.git usb-fuzzer 43151d6c3fce 8285069f .config console log report ci2-upstream-usb
2019/05/20 07:08 https://github.com/google/kasan.git usb-fuzzer 43151d6c3fce 5a4461b0 .config console log report ci2-upstream-usb
2019/05/20 06:23 https://github.com/google/kasan.git usb-fuzzer 43151d6c3fce 5a4461b0 .config console log report ci2-upstream-usb
2019/05/20 03:23 https://github.com/google/kasan.git usb-fuzzer 43151d6c3fce 5a4461b0 .config console log report ci2-upstream-usb
2019/05/19 20:36 https://github.com/google/kasan.git usb-fuzzer 43151d6c3fce 5a4461b0 .config console log report ci2-upstream-usb
2019/05/18 11:16 https://github.com/google/kasan.git usb-fuzzer 43151d6c3fce 5a4461b0 .config console log report ci2-upstream-usb
2019/05/16 08:42 https://github.com/google/kasan.git usb-fuzzer 43151d6c3fce 051c49fe .config console log report ci2-upstream-usb
2019/04/21 16:06 https://github.com/google/kasan.git usb-fuzzer d34f9519daaa b0e8efcb .config console log report ci2-upstream-usb
2019/04/16 14:58 https://github.com/google/kasan.git usb-fuzzer 9a33b36996cb 505ab413 .config console log report ci2-upstream-usb
2019/04/13 03:36 https://github.com/google/kasan.git usb-fuzzer 9a33b36996cb c402d8f1 .config console log report ci2-upstream-usb
* Struck through repros no longer work on HEAD.