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INFO: trying to register non-static key in usbtouch_open

Status: closed as dup on 2019/08/13 13:12
Subsystems: usb
[Documentation on labels]
Reported-by: syzbot+f9c21a30eb9d374e30c1@syzkaller.appspotmail.com
First crash: 1740d, last: 1733d
▶ ▼ Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
WARNING in usbtouch_open input usb C 768 1719d 1733d
▶ ▼ Discussions (3)
Title Replies (including bot) Last reply
INFO: trying to register non-static key in usbtouch_open 1 (2) 2019/08/13 13:12
Reminder: 8 open syzbot bugs in input subsystem 1 (1) 2019/07/24 02:27
Reminder: 67 open syzbot bugs in usb subsystem 1 (1) 2019/07/24 01:35

Sample crash report:
INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
CPU: 0 PID: 1737 Comm: syz-executor481 Not tainted 5.2.0-rc6+ #15
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack /lib/dump_stack.c:77 [inline]
 dump_stack+0xca/0x13e /lib/dump_stack.c:113
 assign_lock_key /kernel/locking/lockdep.c:775 [inline]
 register_lock_class+0x11ae/0x1240 /kernel/locking/lockdep.c:1084
 __lock_acquire+0x11d/0x5340 /kernel/locking/lockdep.c:3674
 lock_acquire+0x100/0x2b0 /kernel/locking/lockdep.c:4303
 __mutex_lock_common /kernel/locking/mutex.c:926 [inline]
 __mutex_lock+0xf9/0x12b0 /kernel/locking/mutex.c:1073
 usbtouch_open+0x101/0x310 /drivers/input/touchscreen/usbtouchscreen.c:1537
 input_open_device+0x170/0x280 /drivers/input/input.c:607
 evdev_open_device /drivers/input/evdev.c:433 [inline]
 evdev_open+0x3fe/0x510 /drivers/input/evdev.c:518
 chrdev_open+0x219/0x5c0 /fs/char_dev.c:413
 do_dentry_open+0x497/0x1040 /fs/open.c:778
 do_last /fs/namei.c:3416 [inline]
 path_openat+0x1430/0x3ff0 /fs/namei.c:3533
 do_filp_open+0x1a1/0x280 /fs/namei.c:3563
 do_sys_open+0x3c0/0x580 /fs/open.c:1070
 do_syscall_64+0xb7/0x560 /arch/x86/entry/common.c:301
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4011f0
Code: 01 f0 ff ff 0f 83 00 0b 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 9d 4b 2d 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 0a 00 00 c3 48 83 ec 08 e8 3a 00 00 00
RSP: 002b:00007ffdc8662728 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004011f0
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00007ffdc8662730
RBP: 6666666666666667 R08: 000000000000000f R09: 0000000000000023
R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000402150
R13: 00000000004021e0 R14: 0000000000000000 R15: 0000000000000000

Crashes (311):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/07/23 00:11 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 55e0c077 .config console log report syz C ci2-upstream-usb
2019/07/29 12:24 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/29 10:54 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/29 09:43 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/29 08:06 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/29 06:54 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/29 05:41 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/29 04:38 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/29 03:18 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/29 02:13 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/29 00:48 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 23:30 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 22:00 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 20:55 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 19:54 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 18:42 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 18:22 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 16:58 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 15:53 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 14:36 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report 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
2019/07/28 11:11 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 10:06 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 09:50 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 08:39 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 07:36 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 06:32 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 05:32 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 04:19 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 02:58 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 01:49 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/28 00:33 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 23:43 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 21:56 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 20:52 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 19:20 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 18:08 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 15:55 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 14:51 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 13:34 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 12:25 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 11:04 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 10:25 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/27 09:25 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 c85e1c5b .config console log report ci2-upstream-usb
2019/07/22 19:08 https://github.com/google/kasan.git usb-fuzzer 6a3599ceaa39 55e0c077 .config console log report ci2-upstream-usb
* Struck through repros no longer work on HEAD.