bisecting fixing commit since 3dbdb38e286903ec220aaf1fb29a8d94297da246 building syzkaller on 95793bce7d3eaa26fe814335010d7514e9da46fa testing commit 3dbdb38e286903ec220aaf1fb29a8d94297da246 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 8481f9b2f2a7ab11d955c97afbc70c98b55326b531dbb64e72a19810026b3ae0 run #0: basic kernel testing failed: BUG: sleeping function called from invalid context in stack_depot_save run #1: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #2: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #3: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #4: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #5: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #6: crashed: WARNING in corrupted/usb_submit_urb run #7: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #8: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #9: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #10: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #11: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #12: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #13: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #14: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #15: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #16: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #17: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #18: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #19: crashed: WARNING in smsusb_start_streaming/usb_submit_urb testing current HEAD 4b93c544e90e2b28326182d31ee008eb80e02074 testing commit 4b93c544e90e2b28326182d31ee008eb80e02074 compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.35.1 kernel signature: 963eeaebd51a66b89ddad24140b87618349b488cd0d508e15ed3b1936d96484d run #0: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #1: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #2: crashed: WARNING in corrupted/usb_submit_urb run #3: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #4: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #5: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #6: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #7: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #8: crashed: WARNING in smsusb_start_streaming/usb_submit_urb run #9: crashed: WARNING in smsusb_start_streaming/usb_submit_urb revisions tested: 2, total time: 21m23.018392719s (build: 13m32.599754067s, test: 7m8.773065228s) the crash still happens on HEAD commit msg: thunderbolt: test: split up test cases in tb_test_credit_alloc_all crash: WARNING in smsusb_start_streaming/usb_submit_urb smsusb:smsusb_probe: board id=2, interface number 0 smsusb:siano_media_device_register: media controller created ------------[ cut here ]------------ usb 3-1: BOGUS urb xfer, pipe 3 != type 1 WARNING: CPU: 1 PID: 10880 at drivers/usb/core/urb.c:502 usb_submit_urb+0xb07/0x1680 drivers/usb/core/urb.c:502 Modules linked in: CPU: 1 PID: 10880 Comm: kworker/1:5 Not tainted 5.14.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event 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 33 0d 21 ff 44 8b 04 24 4c 89 e2 48 c7 c7 80 74 60 89 8b 4c 24 08 48 89 c6 e8 65 6a 42 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:ffffc9000d20ee38 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff88805ef73000 RCX: 0000000000000000 RDX: 0000000000000001 RSI: ffffffff891fd380 RDI: fffff52001a41db9 RBP: ffff888076808030 R08: 0000000000000001 R09: ffff8880b9f2bf87 R10: ffffed10173e57f0 R11: 3a312d3320627375 R12: ffff888029986500 R13: 000000000000008b R14: 0000000000000003 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055728e3d0a80 CR3: 0000000017ae6000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: smsusb_submit_urb drivers/media/usb/siano/smsusb.c:173 [inline] smsusb_start_streaming+0x29e/0x2ef drivers/media/usb/siano/smsusb.c:195 smsusb_init_device+0x8a1/0x9ce drivers/media/usb/siano/smsusb.c:475 smsusb_probe+0xbfd/0xc95 drivers/media/usb/siano/smsusb.c:566 usb_probe_interface+0x274/0x6a0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:517 [inline] really_probe+0x1c2/0xb60 drivers/base/dd.c:596 __driver_probe_device+0x2a6/0x460 drivers/base/dd.c:751 driver_probe_device+0x44/0x110 drivers/base/dd.c:781 __device_attach_driver+0x185/0x250 drivers/base/dd.c:898 bus_for_each_drv+0x11e/0x1a0 drivers/base/bus.c:427 __device_attach+0x1db/0x410 drivers/base/dd.c:969 bus_probe_device+0x19d/0x250 drivers/base/bus.c:487 device_add+0xa5c/0x1e10 drivers/base/core.c:3359 usb_set_configuration+0xc1d/0x1710 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x74/0xa0 drivers/usb/core/generic.c:238 usb_probe_device+0x95/0x240 drivers/usb/core/driver.c:293 call_driver_probe drivers/base/dd.c:517 [inline] really_probe+0x1c2/0xb60 drivers/base/dd.c:596 __driver_probe_device+0x2a6/0x460 drivers/base/dd.c:751 driver_probe_device+0x44/0x110 drivers/base/dd.c:781 __device_attach_driver+0x185/0x250 drivers/base/dd.c:898 bus_for_each_drv+0x11e/0x1a0 drivers/base/bus.c:427 __device_attach+0x1db/0x410 drivers/base/dd.c:969 bus_probe_device+0x19d/0x250 drivers/base/bus.c:487 device_add+0xa5c/0x1e10 drivers/base/core.c:3359 usb_new_device.cold+0x5cf/0xedf drivers/usb/core/hub.c:2563 hub_port_connect drivers/usb/core/hub.c:5348 [inline] hub_port_connect_change drivers/usb/core/hub.c:5488 [inline] port_event drivers/usb/core/hub.c:5634 [inline] hub_event+0x10a3/0x36c0 drivers/usb/core/hub.c:5716 process_one_work+0x87f/0x1450 kernel/workqueue.c:2297 worker_thread+0x598/0x1040 kernel/workqueue.c:2444 kthread+0x38b/0x460 kernel/kthread.c:319 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295