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: 98d85a40ffe74e8cadb1f97794fa55fd13e1eff134d8babcbdf8c9c47a10cb7a run #0: basic kernel testing failed: BUG: sleeping function called from invalid context in stack_depot_save run #1: basic kernel testing failed: BUG: sleeping function called from invalid context in stack_depot_save 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 12119cfa1052d512a92524e90ebee85029a918f8 testing commit 12119cfa1052d512a92524e90ebee85029a918f8 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 5118e0e8f11a2661c17434363bff23896a10106fb4b6ebcfd98c2427c794c5dc all runs: crashed: WARNING in bcm5974_start_traffic/usb_submit_urb revisions tested: 2, total time: 20m35.181372191s (build: 12m45.80800262s, test: 7m2.040701645s) the crash still happens on HEAD commit msg: Merge tag 'vfio-v5.16-rc4' of git://github.com/awilliam/linux-vfio crash: WARNING in bcm5974_start_traffic/usb_submit_urb ------------[ cut here ]------------ usb 1-1: BOGUS urb xfer, pipe 1 != type 3 WARNING: CPU: 1 PID: 9181 at drivers/usb/core/urb.c:502 usb_submit_urb+0xb07/0x1680 drivers/usb/core/urb.c:502 Modules linked in: CPU: 0 PID: 9181 Comm: systemd-udevd Not tainted 5.16.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 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 73 f0 1f ff 44 8b 04 24 4c 89 e2 48 c7 c7 20 f4 61 89 8b 4c 24 08 48 89 c6 e8 33 8b 44 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:ffffc9000cc4f860 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffff888018dcf000 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000004 RDI: fffff52001989efe RBP: ffff88801ec3f600 R08: 0000000000000001 R09: ffff8880b9f27aab R10: ffffed10173e4f55 R11: 3a312d3120627375 R12: ffff8880127f0f00 R13: 000000000000000e R14: 0000000000000002 R15: 0000000000000000 FS: 00007fc88394f8c0(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f503028c000 CR3: 000000005b01c000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: 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:629 evdev_open_device drivers/input/evdev.c:400 [inline] evdev_open+0x488/0x630 drivers/input/evdev.c:487 chrdev_open+0x20f/0x650 fs/char_dev.c:414 do_dentry_open+0x429/0x1040 fs/open.c:822 do_open fs/namei.c:3426 [inline] path_openat+0x9ea/0x2250 fs/namei.c:3559 do_filp_open+0x199/0x3d0 fs/namei.c:3586 do_sys_openat2+0x11e/0x400 fs/open.c:1212 do_sys_open fs/open.c:1228 [inline] __do_sys_open fs/open.c:1236 [inline] __se_sys_open fs/open.c:1232 [inline] __x64_sys_open+0xfd/0x1a0 fs/open.c:1232 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7fc882a95840 Code: 73 01 c3 48 8b 0d 68 77 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 89 bb 20 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 1e f6 ff ff 48 89 04 24 RSP: 002b:00007ffd20220958 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 0000562698b31f20 RCX: 00007fc882a95840 RDX: 0000000000000000 RSI: 0000000000080902 RDI: 0000562698b1f9d0 RBP: 0000000000000000 R08: 0000562698b31f6c R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd202209a0 R13: 00000000ffffffff R14: 0000000000000004 R15: 0000562698b31f60