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SubjectWARNING in ar5523_cmd/usb_submit_urb
From
Hello,

syzbot found the following crash on:

HEAD commit: cd234325 usb: gadget: add raw-gadget interface
git tree: https://github.com/google/kasan.git usb-fuzzer
console output: https://syzkaller.appspot.com/x/log.txt?x=146bf3c9e00000
kernel config: https://syzkaller.appspot.com/x/.config?x=bb745005307bc641
dashboard link: https://syzkaller.appspot.com/bug?extid=1bc2c2afd44f820a669f
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1646cf35e00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11017735e00000

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+1bc2c2afd44f820a669f@syzkaller.appspotmail.com

usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
usb 1-1: Product: syz
usb 1-1: Manufacturer: syz
usb 1-1: SerialNumber: syz
------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 3 != type 1
WARNING: CPU: 0 PID: 95 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x1460 drivers/usb/core/urb.c:478
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 95 Comm: kworker/0:2 Not tainted 5.5.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0xef/0x16e lib/dump_stack.c:118
panic+0x2aa/0x6e1 kernel/panic.c:221
__warn.cold+0x2f/0x30 kernel/panic.c:582
report_bug+0x27b/0x2f0 lib/bug.c:195
fixup_bug arch/x86/kernel/traps.c:174 [inline]
fixup_bug arch/x86/kernel/traps.c:169 [inline]
do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:267
do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286
invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:usb_submit_urb+0x1188/0x1460 drivers/usb/core/urb.c:478
Code: 4d 85 ed 74 46 e8 28 2d e1 fd 4c 89 f7 e8 d0 87 17 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 a0 2b 3b 86 e8 20 13 b6 fd <0f> 0b e9 20 f4 ff ff e8 fc 2c e1 fd 0f 1f 44 00 00 e8 f2 2c e1 fd
RSP: 0018:ffff8881d58cf0d8 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff81295a0d RDI: ffffed103ab19e0d
RBP: ffff8881cd478050 R08: ffff8881d71ac980 R09: fffffbfff1269cae
R10: fffffbfff1269cad R11: ffffffff8934e56f R12: 0000000000000003
R13: ffff8881d098eee8 R14: ffff8881cda730a0 R15: ffff8881d5583b00
ar5523_cmd+0x438/0x7a0 drivers/net/wireless/ath/ar5523/ar5523.c:271
ar5523_cmd_read drivers/net/wireless/ath/ar5523/ar5523.c:298 [inline]
ar5523_host_available drivers/net/wireless/ath/ar5523/ar5523.c:1372 [inline]
ar5523_probe+0xc11/0x1ad0 drivers/net/wireless/ath/ar5523/ar5523.c:1652
usb_probe_interface+0x310/0x800 drivers/usb/core/driver.c:361
really_probe+0x290/0xad0 drivers/base/dd.c:548
driver_probe_device+0x223/0x350 drivers/base/dd.c:721
__device_attach_driver+0x1d1/0x290 drivers/base/dd.c:828
bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:430
__device_attach+0x217/0x390 drivers/base/dd.c:894
bus_probe_device+0x1e4/0x290 drivers/base/bus.c:490
device_add+0x1459/0x1bf0 drivers/base/core.c:2487
usb_set_configuration+0xe47/0x17d0 drivers/usb/core/message.c:2023
generic_probe+0x9d/0xd5 drivers/usb/core/generic.c:210
usb_probe_device+0xaf/0x140 drivers/usb/core/driver.c:266
really_probe+0x290/0xad0 drivers/base/dd.c:548
driver_probe_device+0x223/0x350 drivers/base/dd.c:721
__device_attach_driver+0x1d1/0x290 drivers/base/dd.c:828
bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:430
__device_attach+0x217/0x390 drivers/base/dd.c:894
bus_probe_device+0x1e4/0x290 drivers/base/bus.c:490
device_add+0x1459/0x1bf0 drivers/base/core.c:2487
usb_new_device.cold+0x540/0xcd0 drivers/usb/core/hub.c:2538
hub_port_connect drivers/usb/core/hub.c:5185 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5325 [inline]
port_event drivers/usb/core/hub.c:5471 [inline]
hub_event+0x21cb/0x4300 drivers/usb/core/hub.c:5553
process_one_work+0x945/0x15c0 kernel/workqueue.c:2264
worker_thread+0x96/0xe20 kernel/workqueue.c:2410
kthread+0x318/0x420 kernel/kthread.c:255
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Kernel Offset: disabled
Rebooting in 86400 seconds..


---
This bug is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller@googlegroups.com.

syzbot will keep track of this bug report. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot can test patches for this bug, for details see:
https://goo.gl/tpsmEJ#testing-patches

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