linux-kernel - [syzbot] WARNING in usb_tx_block/usb_submit

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Date:   Tue, 14 Feb 2023 23:00:47 -0800
From:   syzbot <syzbot+355c68b459d1d96c4d06@...kaller.appspotmail.com>
To:     davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        kvalo@...nel.org, libertas-dev@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        pabeni@...hat.com, syzkaller-bugs@...glegroups.com
Subject: [syzbot] WARNING in usb_tx_block/usb_submit_urb

Hello,

syzbot found the following issue on:

HEAD commit:    f87b564686ee dt-bindings: usb: amlogic,meson-g12a-usb-ctrl..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
console output: https://syzkaller.appspot.com/x/log.txt?x=119f3aaf480000
kernel config:  https://syzkaller.appspot.com/x/.config?x=6d59dd45f9349215
dashboard link: https://syzkaller.appspot.com/bug?extid=355c68b459d1d96c4d06
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=17db7007480000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1670f2b3480000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/162f005fbb8d/disk-f87b5646.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/868c38dbb85a/vmlinux-f87b5646.xz
kernel image: https://storage.googleapis.com/syzbot-assets/e560670dfb35/bzImage-f87b5646.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+355c68b459d1d96c4d06@...kaller.appspotmail.com

usb 1-1: Product: syz
usb 1-1: Manufacturer: syz
usb 1-1: SerialNumber: syz
usb 1-1: config 0 descriptor??
------------[ cut here ]------------
URB ffff888112baaf00 submitted while active
WARNING: CPU: 0 PID: 12 at drivers/usb/core/urb.c:379 usb_submit_urb+0x14ec/0x1880 drivers/usb/core/urb.c:379
Modules linked in:
CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 6.2.0-rc7-syzkaller-00232-gf87b564686ee #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023
Workqueue: events request_firmware_work_func
RIP: 0010:usb_submit_urb+0x14ec/0x1880 drivers/usb/core/urb.c:379
Code: 89 de e8 87 86 88 fd 84 db 0f 85 a3 f3 ff ff e8 0a 8a 88 fd 4c 89 fe 48 c7 c7 00 2d a8 86 c6 05 14 8a 14 05 01 e8 18 06 19 02 <0f> 0b e9 81 f3 ff ff 48 89 7c 24 40 e8 e3 89 88 fd 48 8b 7c 24 40
RSP: 0018:ffffc900000cfa00 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff8881002dd400 RSI: ffffffff812db84c RDI: fffff52000019f32
RBP: ffff888112baaf00 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000080000000 R11: 0000000000000000 R12: 00000000c0028200
R13: 0000000000000010 R14: 00000000fffffff0 R15: ffff888112baaf00
FS:  0000000000000000(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f165ac57130 CR3: 000000011215a000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 usb_tx_block+0x241/0x2e0 drivers/net/wireless/marvell/libertas/if_usb.c:436
 if_usb_issue_boot_command drivers/net/wireless/marvell/libertas/if_usb.c:766 [inline]
 if_usb_prog_firmware+0x531/0xe30 drivers/net/wireless/marvell/libertas/if_usb.c:859
 lbs_fw_loaded drivers/net/wireless/marvell/libertas/firmware.c:23 [inline]
 helper_firmware_cb drivers/net/wireless/marvell/libertas/firmware.c:80 [inline]
 helper_firmware_cb+0x1e9/0x2c0 drivers/net/wireless/marvell/libertas/firmware.c:64
 request_firmware_work_func+0x130/0x240 drivers/base/firmware_loader/main.c:1107
 process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
 worker_thread+0x669/0x1090 kernel/workqueue.c:2436
 kthread+0x2ee/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>


---
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