syzbot
unread,Sep 9, 2020, 4:49:24 AM9/9/20Sign in to reply to author
Sign in to forward
You do not have permission to delete messages in this group
Sign in to report message
Either email addresses are anonymous for this group or you need the view member email addresses permission to view the original message
to da...@davemloft.net, johan....@gmail.com, ku...@kernel.org, linux-b...@vger.kernel.org, linux-...@vger.kernel.org, mar...@holtmann.org, net...@vger.kernel.org, syzkall...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: 6f6a73c8 Merge tag 'drm-fixes-2020-09-08' of git://anongit..
git tree: upstream
console output:
https://syzkaller.appspot.com/x/log.txt?x=152e3245900000
kernel config:
https://syzkaller.appspot.com/x/.config?x=7954285d6e960c0f
dashboard link:
https://syzkaller.appspot.com/bug?extid=80f5bab4eb14d14e7386
compiler: gcc (GCC) 10.1.0-syz 20200507
syz repro:
https://syzkaller.appspot.com/x/repro.syz?x=16877335900000
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by:
syzbot+80f5ba...@syzkaller.appspotmail.com
2020/09/09 02:38:52 executed programs: 3
2020/09/09 02:38:58 executed programs: 5
2020/09/09 02:39:03 executed programs: 7
BUG: memory leak
unreferenced object 0xffff888119d41a00 (size 224):
comm "kworker/u5:0", pid 1520, jiffies 4294954656 (age 28.430s)
hex dump (first 32 bytes):
d0 30 1c 2b 81 88 ff ff d0 30 1c 2b 81 88 ff ff .0.+.....0.+....
00 00 00 00 00 00 00 00 00 30 1c 2b 81 88 ff ff .........0.+....
backtrace:
[<000000007a3b2b8a>] __alloc_skb+0x5e/0x250 net/core/skbuff.c:198
[<000000003fe180cd>] alloc_skb include/linux/skbuff.h:1094 [inline]
[<000000003fe180cd>] mgmt_cmd_status+0x31/0x140 net/bluetooth/mgmt_util.c:102
[<00000000a98852de>] mgmt_set_discoverable_complete+0x18e/0x1c0 net/bluetooth/mgmt.c:1351
[<000000000d6aa222>] discoverable_update_work+0x7a/0xa0 net/bluetooth/hci_request.c:2595
[<00000000159838c7>] process_one_work+0x213/0x4d0 kernel/workqueue.c:2269
[<0000000087b95ef0>] worker_thread+0x58/0x4b0 kernel/workqueue.c:2415
[<0000000059403542>] kthread+0x164/0x190 kernel/kthread.c:292
[<00000000d35ee226>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
---
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
syzk...@googlegroups.com.
syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot can test patches for this issue, for details see:
https://goo.gl/tpsmEJ#testing-patches