Re: [syzbot] [usb?] WARNING in rtl8150_open/usb_submit_urb

syzbot
2025-01-20T16:15:03Z

Hello,

syzbot has tested the proposed patch but the reproducer is still triggering an issue:
WARNING in rtl8150_open/usb_submit_urb

------------[ cut here ]------------
usb 1-1: BOGUS urb xfer, pipe 3 != type 1
WARNING: CPU: 1 PID: 2570 at drivers/usb/core/urb.c:503 usb_submit_urb+0xe4b/0x1730 drivers/usb/core/urb.c:503
Modules linked in:
CPU: 1 UID: 0 PID: 2570 Comm: dhcpcd Not tainted 6.13.0-syzkaller-gffd294d346d1 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:usb_submit_urb+0xe4b/0x1730 drivers/usb/core/urb.c:503
Code: 84 3c 02 00 00 e8 b5 dc f1 fc 4c 89 ef e8 1d b7 d5 fe 45 89 e0 89 e9 4c 89 f2 48 89 c6 48 c7 c7 00 ea a1 87 e8 86 d8 b5 fc 90 <0f> 0b 90 90 e9 e9 f8 ff ff e8 87 dc f1 fc 49 81 c4 b8 05 00 00 e9
RSP: 0018:ffffc9000154f740 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff88810a78cd00 RCX: ffffffff811f67b9
RDX: ffff88810e7d3a80 RSI: ffffffff811f67c6 RDI: 0000000000000001
RBP: 0000000000000003 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
R13: ffff8881240640a8 R14: ffff88811a2f5be0 R15: ffff88810a78cd7c
FS: 00007f72f9fff740(0000) GS:ffff8881f6300000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055f40287f068 CR3: 000000010df6e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
rtl8150_open+0x300/0xe30 drivers/net/usb/rtl8150.c:733
__dev_open+0x2d4/0x4e0 net/core/dev.c:1506
__dev_change_flags+0x561/0x720 net/core/dev.c:8968
dev_change_flags+0x8f/0x160 net/core/dev.c:9040
devinet_ioctl+0x11d9/0x1f50 net/ipv4/devinet.c:1208
inet_ioctl+0x3aa/0x3f0 net/ipv4/af_inet.c:1001
sock_do_ioctl+0x116/0x280 net/socket.c:1209
sock_ioctl+0x41c/0x690 net/socket.c:1328
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl fs/ioctl.c:892 [inline]
__x64_sys_ioctl+0x190/0x200 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f72fa0cdd49
Code: 5c c3 48 8d 44 24 08 48 89 54 24 e0 48 89 44 24 c0 48 8d 44 24 d0 48 89 44 24 c8 b8 10 00 00 00 c7 44 24 b8 10 00 00 00 0f 05 <41> 89 c0 3d 00 f0 ff ff 76 10 48 8b 15 ae 60 0d 00 f7 d8 41 83 c8
RSP: 002b:00007fff0282c468 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f72f9fff6c0 RCX: 00007f72fa0cdd49
RDX: 00007fff0283c658 RSI: 0000000000008914 RDI: 0000000000000005
RBP: 00007fff0284c818 R08: 00007fff0283c618 R09: 00007fff0283c5c8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff0283c658 R14: 0000000000000028 R15: 0000000000008914
</TASK>

Tested on:

commit: ffd294d3 Linux 6.13
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
console output: https://syzkaller.appspot.com/x/log.txt?x=11e539df980000
kernel config: https://syzkaller.appspot.com/x/.config?x=169f362a4628fd81
dashboard link: https://syzkaller.appspot.com/bug?extid=d7e968426f644b567e31
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40

Note: no patches were applied.