From: syzbot <syzbot+e87ebe0f7913f71f2ea5@syzkaller.appspotmail.com>
To: andreyknvl@google.com, gregkh@linuxfoundation.org,
johan@kernel.org, linux-kernel@vger.kernel.org,
linux-usb@vger.kernel.org, stable@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: Re: WARNING in yurex_write/usb_submit_urb
Date: Mon, 14 Dec 2020 06:48:03 -0800 [thread overview]
Message-ID: <000000000000af6ec005b66dbaa2@google.com> (raw)
In-Reply-To: <X9dDkwlOTFeo9eZ6@localhost>
Hello,
syzbot has tested the proposed patch but the reproducer is still triggering an issue:
WARNING in yurex_write/usb_submit_urb
------------[ cut here ]------------
URB 00000000d1c13d63 submitted while active
WARNING: CPU: 1 PID: 12383 at drivers/usb/core/urb.c:378 usb_submit_urb+0x1228/0x14e0 drivers/usb/core/urb.c:378
Modules linked in:
CPU: 1 PID: 12383 Comm: syz-executor.2 Not tainted 5.10.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:usb_submit_urb+0x1228/0x14e0 drivers/usb/core/urb.c:378
Code: 89 de e8 1b cd 3b fc 84 db 0f 85 da f4 ff ff e8 fe d4 3b fc 4c 89 fe 48 c7 c7 20 59 e1 89 c6 05 14 8c a4 07 01 e8 a4 b3 78 03 <0f> 0b e9 b8 f4 ff ff c7 44 24 14 01 00 00 00 e9 6f f5 ff ff 41 bd
RSP: 0018:ffffc90001c9fcb8 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888020788000 RSI: ffffffff8158c835 RDI: fffff52000393f89
RBP: 1ffff92000393fa9 R08: 0000000000000001 R09: ffff8880b9f30627
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880276ea400
R13: 00000000fffffff0 R14: ffff8880276ea4e8 R15: ffff888012dca100
FS: 00007fad9e6f7700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005587bf0f4160 CR3: 00000000252a1000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
yurex_write+0x3f4/0x840 drivers/usb/misc/yurex.c:494
vfs_write+0x28e/0xa30 fs/read_write.c:603
ksys_write+0x12d/0x250 fs/read_write.c:658
do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45e159
Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fad9e6f6c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e159
RDX: 0000000000000001 RSI: 0000000020000740 RDI: 0000000000000004
RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c
R13: 00007ffc9fc101ef R14: 00007fad9e6f79c0 R15: 000000000119bf8c
Tested on:
commit: a256e240 usb: phy: convert comma to semicolon
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=17357137500000
kernel config: https://syzkaller.appspot.com/x/.config?x=4536e7f93c2bc8e9
dashboard link: https://syzkaller.appspot.com/bug?extid=e87ebe0f7913f71f2ea5
compiler: gcc (GCC) 10.1.0-syz 20200507
next prev parent reply other threads:[~2020-12-14 14:50 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-12 22:33 WARNING in yurex_write/usb_submit_urb syzbot
2020-12-13 20:31 ` syzbot
2020-12-14 10:44 ` [PATCH] USB: yurex: fix control-URB timeout handling Johan Hovold
2020-12-14 10:50 ` Johan Hovold
2020-12-14 14:48 ` syzbot [this message]
2020-12-14 15:02 ` WARNING in yurex_write/usb_submit_urb Johan Hovold
2020-12-14 15:06 ` Andrey Konovalov
2020-12-14 15:16 ` Johan Hovold
2020-12-14 20:12 ` syzbot
2020-12-15 14:08 ` Andrey Konovalov
2020-12-14 4:30 ` syzbot
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