bisecting fixing commit since 3dbdb38e286903ec220aaf1fb29a8d94297da246
building syzkaller on 8f5a7b8cde529e0a19a53f79bdf9c6cad306827b
testing commit 3dbdb38e286903ec220aaf1fb29a8d94297da246
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: cd14d163160bff9b3ad4b3b970e08766dad0c93626acfb0f8ee123053d9a9911
run #0: basic kernel testing failed: possible deadlock in fs_reclaim_acquire
run #1: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #2: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #3: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #4: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #5: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #6: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #7: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #8: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #9: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #10: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #11: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #12: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #13: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #14: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #15: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #16: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #17: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #18: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
run #19: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
testing current HEAD 4a57a8400075bc5287c5c877702c68aeae2a033d
testing commit 4a57a8400075bc5287c5c877702c68aeae2a033d
compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 3d48041c338daca1aafe42fd97d55e08901be36a6406ce1d6b2819b69e94af08
all runs: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb
revisions tested: 2, total time: 19m46.160325394s (build: 12m50.965466808s, test: 5m58.788359716s)
the crash still happens on HEAD
commit msg: vf/remap: return the amount of bytes actually deduplicated
crash: WARNING in bcm5974_start_traffic/usb_submit_urb
------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 1 != type 3
WARNING: CPU: 0 PID: 2995 at drivers/usb/core/urb.c:502 usb_submit_urb+0xb07/0x1680 drivers/usb/core/urb.c:502
Modules linked in:
CPU: 1 PID: 2995 Comm: acpid Not tainted 5.19.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022
RIP: 0010:usb_submit_urb+0xb07/0x1680 drivers/usb/core/urb.c:502
Code: 4c 24 18 89 4c 24 08 44 89 04 24 e8 e3 8d 1a ff 44 8b 04 24 4c 89 e2 48 c7 c7 a0 f2 85 89 8b 4c 24 08 48 89 c6 e8 d5 21 4f 03 <0f> 0b 4c 8b 4c 24 18 e9 c0 fa ff ff 48 8d 7b 1c 48 ba 00 00 00 00
RSP: 0018:ffffc90002c37838 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff88807aff0000 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffff8943ac60 RDI: fffff52000586ef9
RBP: ffff888015bbd600 R08: 0000000000000001 R09: ffff8880b9e34007
R10: ffffed10173c6800 R11: 0000000000000001 R12: ffff88807b83fec0
R13: 000000000000000e R14: 0000000000000002 R15: 0000000000000000
FS:  00007f0177da9740(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000005680c0 CR3: 000000007cfbd000 CR4: 00000000003506e0
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+0x88/0x110 drivers/input/mouse/bcm5974.c:783
 bcm5974_open+0x85/0x130 drivers/input/mouse/bcm5974.c:839
 input_open_device+0x155/0x290 drivers/input/input.c:676
 mousedev_open_device+0x95/0xe0 drivers/input/mousedev.c:430
 mousedev_open+0x2bf/0x540 drivers/input/mousedev.c:556
 chrdev_open+0x20f/0x650 fs/char_dev.c:414
 do_dentry_open+0x414/0xfe0 fs/open.c:848
 do_open fs/namei.c:3520 [inline]
 path_openat+0x9cf/0x2360 fs/namei.c:3653
 do_filp_open+0x199/0x3d0 fs/namei.c:3680
 do_sys_openat2+0x11e/0x3f0 fs/open.c:1278
 do_sys_open fs/open.c:1294 [inline]
 __do_sys_openat fs/open.c:1310 [inline]
 __se_sys_openat fs/open.c:1305 [inline]
 __x64_sys_openat+0x11b/0x1d0 fs/open.c:1305
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0x80 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f0177e91697
Code: 25 00 00 41 00 3d 00 00 41 00 74 37 64 8b 04 25 18 00 00 00 85 c0 75 5b 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 85 00 00 00 48 83 c4 68 5d 41 5c c3 0f 1f
RSP: 002b:00007fffbc00a840 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fffbc00ab28 RCX: 00007f0177e91697
RDX: 0000000000080800 RSI: 00007fffbc00aa28 RDI: 00000000ffffff9c
RBP: 00007fffbc00aa28 R08: 00007fffbc00ab3c R09: 00007fffbc00aa28
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080800
R13: 00007fffbc00ab28 R14: 0000000000000020 R15: 0000000000000000
 </TASK>