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From: bugzilla-daemon@bugzilla.kernel.org
To: linux-bluetooth@vger.kernel.org
Subject: [Bug 215197] New: Memory leaks show up a while after usung Edimax Wi-Fi N150 Bluetooth4.0 USB Adapter (rtl8723be)
Date: Thu, 02 Dec 2021 00:03:17 +0000	[thread overview]
Message-ID: <bug-215197-62941@https.bugzilla.kernel.org/> (raw)

https://bugzilla.kernel.org/show_bug.cgi?id=215197

            Bug ID: 215197
           Summary: Memory leaks show up a while after usung Edimax Wi-Fi
                    N150 Bluetooth4.0 USB Adapter (rtl8723be)
           Product: Drivers
           Version: 2.5
    Kernel Version: 5.16-rc3
          Hardware: All
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Bluetooth
          Assignee: linux-bluetooth@vger.kernel.org
          Reporter: erhard_f@mailbox.org
                CC: pkshih@realtek.com
        Regression: No

Created attachment 299823
  --> https://bugzilla.kernel.org/attachment.cgi?id=299823&action=edit
kmemleak output (5.16-rc3, AMD FX-8370)

The memleak seems to stem from rtl8723be driver:

[...]
unreferenced object 0xffff8881ecc01840 (size 216):
  comm "NetworkManager", pid 506, jiffies 4295033807 (age 10395.817s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffffbb2b8a54>] __alloc_skb+0xa6/0x2d8
    [<ffffffffbb2b8f88>] __netdev_alloc_skb+0x15d/0x2db
    [<ffffffffc20a4639>] rtl8xxxu_submit_rx_urb+0xba/0x2eb [rtl8xxxu]
    [<ffffffffc20a2079>] rtl8xxxu_start+0x7aa/0xa08 [rtl8xxxu]
    [<ffffffffc277ffa6>] drv_start+0xa6/0x124 [mac80211]
    [<ffffffffc27c76c8>] ieee80211_do_open+0x221/0x16ac [mac80211]
    [<ffffffffc27cee04>] ieee80211_open+0x10f/0x1ab [mac80211]
    [<ffffffffbb2fe4a5>] __dev_open+0x1dd/0x2fa
    [<ffffffffbb315c36>] __dev_change_flags+0x136/0x581
    [<ffffffffbb31634b>] dev_change_flags+0x73/0x172
    [<ffffffffbb35ab15>] do_setlink+0x996/0x2d82
    [<ffffffffbb34e302>] rtnl_newlink+0xf3e/0x133b
    [<ffffffffbb3595ec>] rtnetlink_rcv_msg+0x501/0xb11
    [<ffffffffbb426285>] netlink_rcv_skb+0x154/0x319
    [<ffffffffbb4218ec>] netlink_unicast+0x423/0x5c6
    [<ffffffffbb42ae02>] netlink_sendmsg+0x725/0xa98
unreferenced object 0xffff8881ecdf1000 (size 4096):
  comm "NetworkManager", pid 506, jiffies 4295033807 (age 10395.817s)
  hex dump (first 32 bytes):
    6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
    6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
  backtrace:
    [<ffffffffbb2b8dbd>] kmalloc_reserve+0x23/0x91
    [<ffffffffbb2b8a82>] __alloc_skb+0xd4/0x2d8
    [<ffffffffbb2b8f88>] __netdev_alloc_skb+0x15d/0x2db
    [<ffffffffc20a4639>] rtl8xxxu_submit_rx_urb+0xba/0x2eb [rtl8xxxu]
    [<ffffffffc20a2079>] rtl8xxxu_start+0x7aa/0xa08 [rtl8xxxu]
    [<ffffffffc277ffa6>] drv_start+0xa6/0x124 [mac80211]
    [<ffffffffc27c76c8>] ieee80211_do_open+0x221/0x16ac [mac80211]
    [<ffffffffc27cee04>] ieee80211_open+0x10f/0x1ab [mac80211]
    [<ffffffffbb2fe4a5>] __dev_open+0x1dd/0x2fa
    [<ffffffffbb315c36>] __dev_change_flags+0x136/0x581
    [<ffffffffbb31634b>] dev_change_flags+0x73/0x172
    [<ffffffffbb35ab15>] do_setlink+0x996/0x2d82
    [<ffffffffbb34e302>] rtnl_newlink+0xf3e/0x133b
    [<ffffffffbb3595ec>] rtnetlink_rcv_msg+0x501/0xb11
    [<ffffffffbb426285>] netlink_rcv_skb+0x154/0x319
    [<ffffffffbb4218ec>] netlink_unicast+0x423/0x5c6
unreferenced object 0xffff8881ce5c9cc0 (size 216):
  comm "iwd", pid 875, jiffies 4295034039 (age 10395.047s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffffbb2b8a54>] __alloc_skb+0xa6/0x2d8
    [<ffffffffbb2b8f88>] __netdev_alloc_skb+0x15d/0x2db
    [<ffffffffc20a4639>] rtl8xxxu_submit_rx_urb+0xba/0x2eb [rtl8xxxu]
    [<ffffffffc20a2079>] rtl8xxxu_start+0x7aa/0xa08 [rtl8xxxu]
    [<ffffffffc277ffa6>] drv_start+0xa6/0x124 [mac80211]
    [<ffffffffc27c76c8>] ieee80211_do_open+0x221/0x16ac [mac80211]
    [<ffffffffc27cee04>] ieee80211_open+0x10f/0x1ab [mac80211]
    [<ffffffffbb2fe4a5>] __dev_open+0x1dd/0x2fa
    [<ffffffffbb315c36>] __dev_change_flags+0x136/0x581
    [<ffffffffbb31634b>] dev_change_flags+0x73/0x172
    [<ffffffffbb35ab15>] do_setlink+0x996/0x2d82
    [<ffffffffbb34d333>] rtnl_setlink+0x234/0x2c5
    [<ffffffffbb3595ec>] rtnetlink_rcv_msg+0x501/0xb11
    [<ffffffffbb426285>] netlink_rcv_skb+0x154/0x319
    [<ffffffffbb4218ec>] netlink_unicast+0x423/0x5c6
    [<ffffffffbb42ae02>] netlink_sendmsg+0x725/0xa98
unreferenced object 0xffff88820ddd4000 (size 4096):
  comm "iwd", pid 875, jiffies 4295034039 (age 10395.160s)
  hex dump (first 32 bytes):
    6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
    6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
  backtrace:
    [<ffffffffbb2b8dbd>] kmalloc_reserve+0x23/0x91
    [<ffffffffbb2b8a82>] __alloc_skb+0xd4/0x2d8
    [<ffffffffbb2b8f88>] __netdev_alloc_skb+0x15d/0x2db
    [<ffffffffc20a4639>] rtl8xxxu_submit_rx_urb+0xba/0x2eb [rtl8xxxu]
    [<ffffffffc20a2079>] rtl8xxxu_start+0x7aa/0xa08 [rtl8xxxu]
    [<ffffffffc277ffa6>] drv_start+0xa6/0x124 [mac80211]
    [<ffffffffc27c76c8>] ieee80211_do_open+0x221/0x16ac [mac80211]
    [<ffffffffc27cee04>] ieee80211_open+0x10f/0x1ab [mac80211]
    [<ffffffffbb2fe4a5>] __dev_open+0x1dd/0x2fa
    [<ffffffffbb315c36>] __dev_change_flags+0x136/0x581
    [<ffffffffbb31634b>] dev_change_flags+0x73/0x172
    [<ffffffffbb35ab15>] do_setlink+0x996/0x2d82
    [<ffffffffbb34d333>] rtnl_setlink+0x234/0x2c5
    [<ffffffffbb3595ec>] rtnetlink_rcv_msg+0x501/0xb11
    [<ffffffffbb426285>] netlink_rcv_skb+0x154/0x319
    [<ffffffffbb4218ec>] netlink_unicast+0x423/0x5c6
unreferenced object 0xffff8881ce5c90c0 (size 216):
  comm "iwd", pid 875, jiffies 4295034039 (age 10395.160s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffffbb2b8a54>] __alloc_skb+0xa6/0x2d8
    [<ffffffffbb2b8f88>] __netdev_alloc_skb+0x15d/0x2db
    [<ffffffffc20a4639>] rtl8xxxu_submit_rx_urb+0xba/0x2eb [rtl8xxxu]
    [<ffffffffc20a2079>] rtl8xxxu_start+0x7aa/0xa08 [rtl8xxxu]
    [<ffffffffc277ffa6>] drv_start+0xa6/0x124 [mac80211]
    [<ffffffffc27c76c8>] ieee80211_do_open+0x221/0x16ac [mac80211]
    [<ffffffffc27cee04>] ieee80211_open+0x10f/0x1ab [mac80211]
    [<ffffffffbb2fe4a5>] __dev_open+0x1dd/0x2fa
    [<ffffffffbb315c36>] __dev_change_flags+0x136/0x581
    [<ffffffffbb31634b>] dev_change_flags+0x73/0x172
    [<ffffffffbb35ab15>] do_setlink+0x996/0x2d82
    [<ffffffffbb34d333>] rtnl_setlink+0x234/0x2c5
    [<ffffffffbb3595ec>] rtnetlink_rcv_msg+0x501/0xb11
    [<ffffffffbb426285>] netlink_rcv_skb+0x154/0x319
    [<ffffffffbb4218ec>] netlink_unicast+0x423/0x5c6
    [<ffffffffbb42ae02>] netlink_sendmsg+0x725/0xa98
unreferenced object 0xffff88825a144000 (size 4096):
  comm "iwd", pid 875, jiffies 4295034039 (age 10395.160s)
  hex dump (first 32 bytes):
    6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
    6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
  backtrace:
    [<ffffffffbb2b8dbd>] kmalloc_reserve+0x23/0x91
    [<ffffffffbb2b8a82>] __alloc_skb+0xd4/0x2d8
    [<ffffffffbb2b8f88>] __netdev_alloc_skb+0x15d/0x2db
    [<ffffffffc20a4639>] rtl8xxxu_submit_rx_urb+0xba/0x2eb [rtl8xxxu]
    [<ffffffffc20a2079>] rtl8xxxu_start+0x7aa/0xa08 [rtl8xxxu]
    [<ffffffffc277ffa6>] drv_start+0xa6/0x124 [mac80211]
    [<ffffffffc27c76c8>] ieee80211_do_open+0x221/0x16ac [mac80211]
    [<ffffffffc27cee04>] ieee80211_open+0x10f/0x1ab [mac80211]
    [<ffffffffbb2fe4a5>] __dev_open+0x1dd/0x2fa
    [<ffffffffbb315c36>] __dev_change_flags+0x136/0x581
    [<ffffffffbb31634b>] dev_change_flags+0x73/0x172
    [<ffffffffbb35ab15>] do_setlink+0x996/0x2d82
    [<ffffffffbb34d333>] rtnl_setlink+0x234/0x2c5
    [<ffffffffbb3595ec>] rtnetlink_rcv_msg+0x501/0xb11
    [<ffffffffbb426285>] netlink_rcv_skb+0x154/0x319
    [<ffffffffbb4218ec>] netlink_unicast+0x423/0x5c6

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             reply	other threads:[~2021-12-02  0:03 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-02  0:03 bugzilla-daemon [this message]
2021-12-02  0:04 ` [Bug 215197] Memory leaks show up a while after usung Edimax Wi-Fi N150 Bluetooth4.0 USB Adapter (rtl8723be) bugzilla-daemon
2021-12-02  0:04 ` bugzilla-daemon
2021-12-02  0:07 ` bugzilla-daemon
2021-12-02  0:08 ` bugzilla-daemon
2022-09-14 13:10 ` [Bug 215197] Memory leaks show up when using Edimax Wi-Fi N150 Bluetooth/Wireless USB Adapter (RTL8XXXU) bugzilla-daemon
2022-09-14 13:11 ` bugzilla-daemon
2022-09-14 13:12 ` bugzilla-daemon
2022-09-14 13:13 ` bugzilla-daemon
2022-11-17 21:22 ` bugzilla-daemon
2022-11-24 12:38 ` bugzilla-daemon
2022-12-09  1:17 ` bugzilla-daemon
2022-12-09 11:29 ` bugzilla-daemon
2022-12-09 11:32 ` bugzilla-daemon
2024-04-29 21:38 ` bugzilla-daemon

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