From: syzbot <syzbot+a7c205f9c1168e2f1dcc@syzkaller.appspotmail.com>
To: duoming@zju.edu.cn, hverkuil-cisco@xs4all.nl,
linux-kernel@vger.kernel.org, linux-media@vger.kernel.org,
linux-usb@vger.kernel.org, mchehab@kernel.org,
syzkaller-bugs@googlegroups.com
Subject: [syzbot] [media?] [usb?] WARNING in smsusb_start_streaming
Date: Fri, 07 Jul 2023 08:36:59 -0700 [thread overview]
Message-ID: <0000000000004f463f05ffe76731@google.com> (raw)
Hello,
syzbot found the following issue on:
HEAD commit: d528014517f2 Revert ".gitignore: ignore *.cover and *.mbx"
git tree: upstream
console+strace: https://syzkaller.appspot.com/x/log.txt?x=10953308a80000
kernel config: https://syzkaller.appspot.com/x/.config?x=d576750da57ebbb5
dashboard link: https://syzkaller.appspot.com/bug?extid=a7c205f9c1168e2f1dcc
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=17dd0d94a80000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15ea4fa0a80000
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/25611d498c84/disk-d5280145.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/6cd9d0d55a7a/vmlinux-d5280145.xz
kernel image: https://storage.googleapis.com/syzbot-assets/f0627705b54b/bzImage-d5280145.xz
The issue was bisected to:
commit ebad8e731c1c06adf04621d6fd327b860c0861b5
Author: Duoming Zhou <duoming@zju.edu.cn>
Date: Mon Jan 23 02:04:38 2023 +0000
media: usb: siano: Fix use after free bugs caused by do_submit_urb
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=172533e8a80000
final oops: https://syzkaller.appspot.com/x/report.txt?x=14a533e8a80000
console output: https://syzkaller.appspot.com/x/log.txt?x=10a533e8a80000
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+a7c205f9c1168e2f1dcc@syzkaller.appspotmail.com
Fixes: ebad8e731c1c ("media: usb: siano: Fix use after free bugs caused by do_submit_urb")
smsusb:smsusb_probe: board id=7, interface number 55
smsusb:smsusb_probe: board id=7, interface number 147
smsusb:smsusb_probe: board id=7, interface number 0
smsusb:siano_media_device_register: media controller created
smsusb:smsusb_start_streaming: smsusb_submit_urb(...) failed
------------[ cut here ]------------
WARNING: CPU: 0 PID: 917 at kernel/workqueue.c:3379 __flush_work+0x946/0xb60 kernel/workqueue.c:3379
Modules linked in:
CPU: 0 PID: 917 Comm: kworker/0:2 Not tainted 6.4.0-syzkaller-11478-gd528014517f2 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
Workqueue: usb_hub_wq hub_event
RIP: 0010:__flush_work+0x946/0xb60 kernel/workqueue.c:3379
Code: 00 48 c7 c6 2b 36 54 81 48 c7 c7 00 27 9a 8c e8 c0 09 12 00 e9 6f fc ff ff e8 16 a9 30 00 0f 0b e9 63 fc ff ff e8 0a a9 30 00 <0f> 0b 45 31 ed e9 54 fc ff ff e8 6b d8 83 00 e9 3e fb ff ff e8 f1
RSP: 0018:ffffc900050aebf0 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff888071a480e8 RCX: 0000000000000000
RDX: ffff88801fc05940 RSI: ffffffff81543666 RDI: 0000000000000001
RBP: ffffc900050aed88 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 1ffffffff21ed137 R12: ffff888071a480e8
R13: 0000000000000001 R14: 0000000000000001 R15: ffff888071a48100
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000564a82410ac8 CR3: 000000002c52c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
__cancel_work_timer+0x3f9/0x570 kernel/workqueue.c:3473
smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:182 [inline]
smsusb_start_streaming+0x33c/0x650 drivers/media/usb/siano/smsusb.c:199
smsusb_init_device+0x7f7/0xd20 drivers/media/usb/siano/smsusb.c:476
smsusb_probe+0x5b9/0x10b0 drivers/media/usb/siano/smsusb.c:567
usb_probe_interface+0x30f/0x960 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:579 [inline]
really_probe+0x240/0xca0 drivers/base/dd.c:658
__driver_probe_device+0x1df/0x4b0 drivers/base/dd.c:798
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:828
__device_attach_driver+0x1d4/0x2e0 drivers/base/dd.c:956
bus_for_each_drv+0x149/0x1d0 drivers/base/bus.c:457
__device_attach+0x1e4/0x4b0 drivers/base/dd.c:1028
bus_probe_device+0x17c/0x1c0 drivers/base/bus.c:532
device_add+0x112d/0x1a40 drivers/base/core.c:3625
usb_set_configuration+0x1196/0x1bc0 drivers/usb/core/message.c:2211
usb_generic_driver_probe+0xcf/0x130 drivers/usb/core/generic.c:238
usb_probe_device+0xd8/0x2c0 drivers/usb/core/driver.c:293
call_driver_probe drivers/base/dd.c:579 [inline]
really_probe+0x240/0xca0 drivers/base/dd.c:658
__driver_probe_device+0x1df/0x4b0 drivers/base/dd.c:798
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:828
__device_attach_driver+0x1d4/0x2e0 drivers/base/dd.c:956
bus_for_each_drv+0x149/0x1d0 drivers/base/bus.c:457
__device_attach+0x1e4/0x4b0 drivers/base/dd.c:1028
bus_probe_device+0x17c/0x1c0 drivers/base/bus.c:532
device_add+0x112d/0x1a40 drivers/base/core.c:3625
usb_new_device+0xcb2/0x19d0 drivers/usb/core/hub.c:2590
hub_port_connect drivers/usb/core/hub.c:5422 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5566 [inline]
port_event drivers/usb/core/hub.c:5726 [inline]
hub_event+0x2d9e/0x4e40 drivers/usb/core/hub.c:5808
process_one_work+0xa34/0x16f0 kernel/workqueue.c:2597
worker_thread+0x67d/0x10c0 kernel/workqueue.c:2748
kthread+0x344/0x440 kernel/kthread.c:389
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
</TASK>
---
This report 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 issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
If the bug is already fixed, let syzbot know by replying with:
#syz fix: exact-commit-title
If you want syzbot to run the reproducer, reply with:
#syz test: git://repo/address.git branch-or-commit-hash
If you attach or paste a git patch, syzbot will apply it before testing.
If you want to change bug's subsystems, reply with:
#syz set subsystems: new-subsystem
(See the list of subsystem names on the web dashboard)
If the bug is a duplicate of another bug, reply with:
#syz dup: exact-subject-of-another-report
If you want to undo deduplication, reply with:
#syz undup
next reply other threads:[~2023-07-07 15:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-07 15:36 syzbot [this message]
2023-08-11 13:11 ` [syzbot] [usb?] [media?] WARNING in smsusb_start_streaming syzbot
[not found] <20230708015442.1300-1-hdanton@sina.com>
2023-07-08 2:08 ` [syzbot] [media?] [usb?] " syzbot
[not found] <20230708040455.1491-1-hdanton@sina.com>
2023-07-08 4:41 ` syzbot
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=0000000000004f463f05ffe76731@google.com \
--to=syzbot+a7c205f9c1168e2f1dcc@syzkaller.appspotmail.com \
--cc=duoming@zju.edu.cn \
--cc=hverkuil-cisco@xs4all.nl \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-media@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
--cc=mchehab@kernel.org \
--cc=syzkaller-bugs@googlegroups.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.