syzbot

 sign-in | mailing list | source | docs
🐞 Open [1612]
≡ Subsystems
🐞 Fixed [5937]
🐞 Invalid [14471]
⬇ Missing Backports [106]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

WARNING in mxl111sf_ctrl_msg

Status: closed as dup on 2019/09/05 11:56
Subsystems: usb media
[Documentation on labels]
Reported-by: syzbot+48eb85867b8a4c16adf0@syzkaller.appspotmail.com
First crash: 1976d, last: 1149d
▶ ▼ Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
INFO: trying to register non-static key in mxl111sf_ctrl_msg usb media C 73 1979d 2083d
▶ ▼ Discussions (2)
Title Replies (including bot) Last reply
WARNING in mxl111sf_ctrl_msg 1 (2) 2019/09/05 11:56
Reminder: 52 active syzbot reports in usb subsystem 1 (1) 2019/08/22 03:28
▶ ▼ Last patch testing requests (1)
Created Duration User Patch Repo Result
2019/08/28 11:01 10m oliver@neukum.org patch https://github.com/google/kasan.git 7f7867ff report log

Sample crash report:
usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
dvbdev: DVB: registering new adapter (Hauppauge 126xxx DVBT)
usb 1-1: media controller created
dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered.
usb 1-1: selecting invalid altsetting 2
set interface failed
------------[ cut here ]------------
DEBUG_LOCKS_WARN_ON(lock->magic != lock)
WARNING: CPU: 0 PID: 162 at kernel/locking/mutex.c:938 __mutex_lock_common kernel/locking/mutex.c:938 [inline]
WARNING: CPU: 0 PID: 162 at kernel/locking/mutex.c:938 __mutex_lock+0xd2c/0x1360 kernel/locking/mutex.c:1103
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 162 Comm: kworker/0:3 Not tainted 5.7.0-rc1-syzkaller #0
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+0xef/0x16e lib/dump_stack.c:118
 panic+0x2aa/0x6e1 kernel/panic.c:221
 __warn.cold+0x2f/0x30 kernel/panic.c:582
 report_bug+0x27b/0x2f0 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:175 [inline]
 fixup_bug arch/x86/kernel/traps.c:170 [inline]
 do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:267
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:__mutex_lock_common kernel/locking/mutex.c:938 [inline]
RIP: 0010:__mutex_lock+0xd2c/0x1360 kernel/locking/mutex.c:1103
Code: d2 0f 85 f1 05 00 00 44 8b 05 70 44 53 02 45 85 c0 0f 85 0f f4 ff ff 48 c7 c6 a0 e7 e6 85 48 c7 c7 a0 e5 e6 85 e8 7c c8 7e fb <0f> 0b e9 f5 f3 ff ff 65 48 8b 1c 25 40 0f 02 00 be 08 00 00 00 48
RSP: 0018:ffff8881ceb5ee20 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff812a2d8d RDI: ffffed1039d6bdb6
RBP: ffff8881ceb5ef90 R08: ffff8881cf694a40 R09: fffffbfff0e20b9d
R10: ffffffff87105ce3 R11: fffffbfff0e20b9c R12: 0000000000000000
R13: dffffc0000000000 R14: ffff8881ccd7c9d8 R15: 0000000000000001
 mxl111sf_ctrl_msg+0xc2/0x240 drivers/media/usb/dvb-usb-v2/mxl111sf.c:66
 mxl111sf_write_reg+0x9a/0x150 drivers/media/usb/dvb-usb-v2/mxl111sf.c:123
 mxl1x1sf_soft_reset+0x6b/0x190 drivers/media/usb/dvb-usb-v2/mxl111sf-phy.c:47
 mxl111sf_attach_demod+0x28a/0x750 drivers/media/usb/dvb-usb-v2/mxl111sf.c:765
 dvb_usbv2_adapter_frontend_init drivers/media/usb/dvb-usb-v2/dvb_usb_core.c:642 [inline]
 dvb_usbv2_adapter_init drivers/media/usb/dvb-usb-v2/dvb_usb_core.c:805 [inline]
 dvb_usbv2_init drivers/media/usb/dvb-usb-v2/dvb_usb_core.c:866 [inline]
 dvb_usbv2_probe.cold+0x2835/0x2f0e drivers/media/usb/dvb-usb-v2/dvb_usb_core.c:981
 usb_probe_interface+0x310/0x800 drivers/usb/core/driver.c:374
 really_probe+0x290/0xac0 drivers/base/dd.c:527
 driver_probe_device+0x223/0x350 drivers/base/dd.c:701
 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:808
 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431
 __device_attach+0x21a/0x390 drivers/base/dd.c:874
 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491
 device_add+0x1367/0x1c20 drivers/base/core.c:2533
 usb_set_configuration+0xed4/0x1850 drivers/usb/core/message.c:2025
 usb_generic_driver_probe+0x9d/0xe0 drivers/usb/core/generic.c:241
 usb_probe_device+0xd9/0x230 drivers/usb/core/driver.c:272
 really_probe+0x290/0xac0 drivers/base/dd.c:527
 driver_probe_device+0x223/0x350 drivers/base/dd.c:701
 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:808
 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431
 __device_attach+0x21a/0x390 drivers/base/dd.c:874
 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491
 device_add+0x1367/0x1c20 drivers/base/core.c:2533
 usb_new_device.cold+0x552/0xf6e drivers/usb/core/hub.c:2548
 hub_port_connect drivers/usb/core/hub.c:5195 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5335 [inline]
 port_event drivers/usb/core/hub.c:5481 [inline]
 hub_event+0x226d/0x43c0 drivers/usb/core/hub.c:5563
 process_one_work+0x965/0x1630 kernel/workqueue.c:2268
 worker_thread+0x96/0xe20 kernel/workqueue.c:2414
 kthread+0x326/0x430 kernel/kthread.c:268
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (2117):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/05/13 23:00 https://github.com/google/kasan.git usb-fuzzer 059e7e0ff26c a885920d .config console log report syz C ci2-upstream-usb
2020/02/28 21:57 https://github.com/google/kasan.git usb-fuzzer d6ff8147a51c c88c7b75 .config console log report syz C ci2-upstream-usb
2020/02/27 02:05 https://github.com/google/kasan.git usb-fuzzer d6ff8147a51c 251aabb7 .config console log report syz C ci2-upstream-usb
2020/02/24 22:36 https://github.com/google/kasan.git usb-fuzzer d6ff8147a51c 59b57593 .config console log report syz C ci2-upstream-usb
2019/12/19 20:26 https://github.com/google/kasan.git usb-fuzzer ecdf2214f472 36650b4b .config console log report syz C ci2-upstream-usb
2019/12/16 21:27 https://github.com/google/kasan.git usb-fuzzer 4cc037ecf2cb 0ae38e44 .config console log report syz C ci2-upstream-usb
2019/12/13 10:00 https://github.com/google/kasan.git usb-fuzzer 4cc037ecf2cb 2a752b7c .config console log report syz C ci2-upstream-usb
2019/12/07 10:11 https://github.com/google/kasan.git usb-fuzzer 1f22d15c209f 85f26751 .config console log report syz C ci2-upstream-usb
2019/12/03 21:17 https://github.com/google/kasan.git usb-fuzzer 1f22d15c209f 0ecb9746 .config console log report syz C ci2-upstream-usb
2019/11/16 01:40 https://github.com/google/kasan.git usb-fuzzer 3183c03757f8 79248ee8 .config console log report syz C ci2-upstream-usb
2019/11/07 01:45 https://github.com/google/kasan.git usb-fuzzer d60bbfea36c1 da505f84 .config console log report syz C ci2-upstream-usb
2019/11/05 22:19 https://github.com/google/kasan.git usb-fuzzer b1aa9d834830 af5c522d .config console log report syz C ci2-upstream-usb
2019/10/29 23:15 https://github.com/google/kasan.git usb-fuzzer ff6409a6ec35 5ea87a66 .config console log report syz C ci2-upstream-usb
2019/10/23 04:42 https://github.com/google/kasan.git usb-fuzzer 22be26f76193 d0686497 .config console log report syz C ci2-upstream-usb
2019/10/02 19:05 https://github.com/google/kasan.git usb-fuzzer 58d5f26a5584 2e29b534 .config console log report syz C ci2-upstream-usb
2019/09/27 00:15 https://github.com/google/kasan.git usb-fuzzer 2994c07743fe 2f1548bc .config console log report syz C ci2-upstream-usb
2019/09/21 13:32 https://github.com/google/kasan.git usb-fuzzer e0bd8d794fc9 d96e88f3 .config console log report syz C ci2-upstream-usb
2019/09/07 15:37 https://github.com/google/kasan.git usb-fuzzer f0df5c1be1e9 a60cb4cd .config console log report syz C ci2-upstream-usb
2019/08/30 22:58 https://github.com/google/kasan.git usb-fuzzer eea39f24f4a5 9adfa876 .config console log report syz C ci2-upstream-usb
2019/07/30 09:07 https://github.com/google/kasan.git usb-fuzzer 7f7867ff95bf f28bf2a5 .config console log report syz C ci2-upstream-usb
2021/10/29 23:01 upstream f25a5481af12 098b5d53 .config console log report info ci-upstream-kasan-gce-smack-root WARNING in mxl111sf_ctrl_msg
2021/10/29 22:30 upstream f25a5481af12 098b5d53 .config console log report info ci-upstream-kasan-gce WARNING in mxl111sf_ctrl_msg
2021/10/29 19:31 upstream f25a5481af12 2353a3ec .config console log report info ci-upstream-kasan-gce-selinux-root WARNING in mxl111sf_ctrl_msg
2021/10/28 11:28 upstream 1fc596a56b33 be531bb4 .config console log report info ci-qemu-upstream WARNING in mxl111sf_ctrl_msg
2021/10/27 04:06 upstream 3906fe9bb7f1 d50eb50a .config console log report info ci-upstream-kasan-gce-selinux-root WARNING in mxl111sf_ctrl_msg
2021/10/26 23:33 upstream 3906fe9bb7f1 d50eb50a .config console log report info ci-upstream-kasan-gce-smack-root WARNING in mxl111sf_ctrl_msg
2021/10/26 21:24 upstream 3906fe9bb7f1 d50eb50a .config console log report info ci-upstream-kasan-gce-root WARNING in mxl111sf_ctrl_msg
2021/10/26 10:51 upstream c2b43854aad9 c1132b49 .config console log report info ci-upstream-kasan-gce-root WARNING in mxl111sf_ctrl_msg
2021/10/22 14:40 upstream 2f111a6fd5b5 55f90bc6 .config console log report info ci-upstream-kasan-gce WARNING in mxl111sf_ctrl_msg
2021/10/22 14:14 upstream 2f111a6fd5b5 55f90bc6 .config console log report info ci-upstream-kasan-gce-smack-root WARNING in mxl111sf_ctrl_msg
2021/10/22 13:57 upstream 2f111a6fd5b5 55f90bc6 .config console log report info ci-upstream-kasan-gce-selinux-root WARNING in mxl111sf_ctrl_msg
2021/10/22 13:32 upstream 2f111a6fd5b5 55f90bc6 .config console log report info ci-upstream-kasan-gce-root WARNING in mxl111sf_ctrl_msg
2021/10/22 13:20 upstream 2f111a6fd5b5 55f90bc6 .config console log report info ci-upstream-kasan-gce-root WARNING in mxl111sf_ctrl_msg
2021/10/22 13:07 upstream 2f111a6fd5b5 55f90bc6 .config console log report info ci-upstream-kasan-gce-smack-root WARNING in mxl111sf_ctrl_msg
2021/10/22 13:00 upstream 2f111a6fd5b5 55f90bc6 .config console log report info ci-upstream-kasan-gce-smack-root WARNING in mxl111sf_ctrl_msg
2021/10/21 21:37 upstream 2f111a6fd5b5 c5cb7da8 .config console log report info ci-upstream-kasan-gce WARNING in mxl111sf_ctrl_msg
2021/10/17 17:05 upstream d999ade1cc86 0c5d9412 .config console log report info ci-upstream-kasan-gce-selinux-root WARNING in mxl111sf_ctrl_msg
2021/10/16 16:34 upstream 8fe31e0995f0 0c5d9412 .config console log report info ci-upstream-kasan-gce-smack-root WARNING in mxl111sf_ctrl_msg
2021/10/16 16:34 upstream 8fe31e0995f0 0c5d9412 .config console log report info ci-upstream-kasan-gce WARNING in mxl111sf_ctrl_msg
2021/10/15 22:49 upstream ec681c53f8d2 0c5d9412 .config console log report info ci-upstream-kasan-gce-root WARNING in mxl111sf_ctrl_msg
2021/10/12 17:14 upstream fa5878760579 838e7e2c .config console log report info ci-upstream-kasan-gce WARNING in mxl111sf_ctrl_msg
2021/10/30 01:14 upstream a379fbbcb88b 098b5d53 .config console log report info ci-upstream-kasan-gce-386 WARNING in mxl111sf_ctrl_msg
2021/10/29 19:07 upstream f25a5481af12 098b5d53 .config console log report info ci-qemu-upstream-386 WARNING in mxl111sf_ctrl_msg
2021/10/27 00:41 upstream 3906fe9bb7f1 d50eb50a .config console log report info ci-upstream-kasan-gce-386 WARNING in mxl111sf_ctrl_msg
2021/10/24 22:26 upstream 6c62666d8879 282f03fb .config console log report info ci-upstream-kasan-gce-386 WARNING in mxl111sf_ctrl_msg
2021/10/21 21:41 upstream 2f111a6fd5b5 c5cb7da8 .config console log report info ci-upstream-kasan-gce-386 WARNING in mxl111sf_ctrl_msg
2021/10/10 07:57 upstream 717478d89fe2 838e7e2c .config console log report info ci-upstream-kasan-gce-386 WARNING in mxl111sf_ctrl_msg
2021/11/03 06:30 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 17f3edd2 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/11/02 14:43 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/11/02 06:07 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/11/02 04:34 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/11/01 19:50 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/31 18:38 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/31 06:46 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing a0548b26901f 098b5d53 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/29 21:00 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 2353a3ec .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/29 02:45 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 be531bb4 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/27 14:46 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 be531bb4 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/26 22:27 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 79a4479a17b8 d50eb50a .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/26 16:33 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing e8d6336d9d71 d50eb50a .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/26 10:30 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing e8d6336d9d71 c1132b49 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/24 23:54 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 4f0000ee .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/23 12:11 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 282f03fb .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/23 10:01 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c26f1c109d21 282f03fb .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/22 12:55 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing e4ce9ed835bc 55f90bc6 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/22 12:45 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing e4ce9ed835bc 55f90bc6 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/20 21:42 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing b851f7c7b8fd 418a00eb .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/20 01:41 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 8ef1e58783b9 466b7db1 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/19 22:30 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 8ef1e58783b9 466b7db1 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/17 15:57 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/17 07:16 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/15 21:20 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 0c5d9412 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/15 02:13 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 7aa5fe41 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/14 17:35 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 660a92a59b9e 5462d470 .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/13 11:07 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing 620b74d01b9d 9d56e7dd .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/11 03:56 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing c326d3ed52c8 838e7e2c .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/11 01:48 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing bedbac5f66bf 838e7e2c .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/10/11 00:09 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing bedbac5f66bf 838e7e2c .config console log report info ci2-upstream-usb WARNING in mxl111sf_ctrl_msg
2021/09/17 11:45 linux-next 9004fd387338 5b989942 .config console log report info ci-upstream-linux-next-kasan-gce-root WARNING in mxl111sf_ctrl_msg
2021/01/17 00:20 linux-next b3a3cbdec55b 65a7a854 .config console log report info ci-upstream-linux-next-kasan-gce-root
* Struck through repros no longer work on HEAD.