syzbot


WARNING in bcm5974_start_traffic/usb_submit_urb (2)

Status: upstream: reported C repro on 2024/04/15 01:54
Subsystems: input usb
[Documentation on labels]
Reported-by: syzbot+b064b5599f18f7ebb1e1@syzkaller.appspotmail.com
First crash: 224d, last: 8d00h
Cause bisection: introduced by (bisect log) [no-op commit]:
commit 217a485c8399634abacd2f138b3524d2e78e8aad
Author: Rodrigo Vivi <rodrigo.vivi@intel.com>
Date: Sat Mar 14 00:09:52 2020 +0000

  drm/i915: Update DRIVER_DATE to 20200313

Crash: lost connection to test machine (log)
Repro: C syz .config
  
Discussions (4)
Title Replies (including bot) Last reply
[syzbot] Monthly input report (Sep 2024) 0 (1) 2024/09/02 08:17
[syzbot] Monthly input report (Aug 2024) 0 (1) 2024/08/02 07:26
[syzbot] Monthly input report (Apr 2024) 0 (1) 2024/04/29 12:34
[syzbot] [input?] WARNING in bcm5974_start_traffic/usb_submit_urb (2) 1 (3) 2024/04/15 10:18
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in bcm5974_start_traffic/usb_submit_urb input C error 41 244d 1839d 25/28 fixed on 2024/03/26 17:39
linux-5.15 WARNING in bcm5974_start_traffic/usb_submit_urb origin:upstream C error 1 47d 227d 0/3 upstream: reported C repro on 2024/04/08 05:03
linux-6.1 WARNING in bcm5974_start_traffic/usb_submit_urb origin:lts-only C 1 25d 288d 0/3 upstream: reported C repro on 2024/02/06 21:35
Last patch testing requests (6)
Created Duration User Patch Repo Result
2024/10/17 20:24 13m retest repro upstream report log
2024/09/14 02:31 19m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci report log
2024/08/08 19:45 27m retest repro upstream report log
2024/07/04 22:17 19m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci report log
2024/04/25 15:21 18m retest repro git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci report log
2024/04/15 10:18 10h21m mukattreyee@gmail.com https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master report log

Sample crash report:
------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 1 PID: 5184 at drivers/usb/core/urb.c:503 usb_submit_urb+0xe4b/0x1730 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 1 UID: 0 PID: 5184 Comm: acpid Not tainted 6.12.0-rc7-syzkaller-00012-g3022e9d00ebe #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
RIP: 0010:usb_submit_urb+0xe4b/0x1730 drivers/usb/core/urb.c:503
Code: 84 3c 02 00 00 e8 e5 a2 b5 fa 4c 89 ef e8 cd 30 db fe 45 89 e0 89 e9 4c 89 f2 48 89 c6 48 c7 c7 00 73 2d 8c e8 46 94 76 fa 90 <0f> 0b 90 90 e9 e9 f8 ff ff e8 b7 a2 b5 fa 49 81 c4 c0 05 00 00 e9
RSP: 0018:ffffc9000493f7c0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff88801b7a9400 RCX: ffffffff814e6e79
RDX: ffff88805b8b4880 RSI: ffffffff814e6e86 RDI: 0000000000000001
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000003
R13: ffff8880236be0a8 R14: ffff8880226fbc80 R15: ffff88801b7a947c
FS:  00007f82d5e6c740(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f656f8510f0 CR3: 000000005baa2000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 bcm5974_start_traffic drivers/input/mouse/bcm5974.c:799 [inline]
 bcm5974_start_traffic+0xb8/0x180 drivers/input/mouse/bcm5974.c:783
 bcm5974_open+0xb3/0x190 drivers/input/mouse/bcm5974.c:838
 input_open_device+0x1c9/0x320 drivers/input/input.c:617
 mousedev_open_device+0xe0/0x140 drivers/input/mousedev.c:430
 mousedev_open+0x2ff/0x580 drivers/input/mousedev.c:556
 chrdev_open+0x237/0x6a0 fs/char_dev.c:414
 do_dentry_open+0x6ca/0x1530 fs/open.c:958
 vfs_open+0x82/0x3f0 fs/open.c:1088
 do_open fs/namei.c:3774 [inline]
 path_openat+0x1e6a/0x2d60 fs/namei.c:3933
 do_filp_open+0x1dc/0x430 fs/namei.c:3960
 do_sys_openat2+0x17a/0x1e0 fs/open.c:1415
 do_sys_open fs/open.c:1430 [inline]
 __do_sys_openat fs/open.c:1446 [inline]
 __se_sys_openat fs/open.c:1441 [inline]
 __x64_sys_openat+0x175/0x210 fs/open.c:1441
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f82d5f369a4
Code: 24 20 48 8d 44 24 30 48 89 44 24 28 64 8b 04 25 18 00 00 00 85 c0 75 2c 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 60 48 8b 15 55 a4 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffe63575f40 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007ffe63576228 RCX: 00007f82d5f369a4
RDX: 0000000000080800 RSI: 00007ffe63576128 RDI: 00000000ffffff9c
RBP: 00007ffe63576128 R08: 00000000000000f4 R09: 00007ffe63576128
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080800
R13: 0000000000000020 R14: 00007ffe63576228 R15: 00007ffe63576128
 </TASK>

Crashes (4):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/11/13 06:40 upstream 3022e9d00ebe 62026c85 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in bcm5974_start_traffic/usb_submit_urb
2024/07/25 19:41 upstream c33ffdb70cc6 466a14e5 .config console log report syz / log C [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in bcm5974_start_traffic/usb_submit_urb
2024/04/11 01:46 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fec50db7033e 56086b24 .config console log report syz C [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in bcm5974_start_traffic/usb_submit_urb
2024/08/29 14:53 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing fc88bb116179 9bd464fc .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-usb WARNING in bcm5974_start_traffic/usb_submit_urb
* Struck through repros no longer work on HEAD.