From: Lukas Hejtmanek <xhejtman@mail.muni.cz>
To: linux-kernel@vger.kernel.org
Subject: 2.6.4 UHCI HCD BUG
Date: Fri, 19 Mar 2004 19:46:40 +0100 [thread overview]
Message-ID: <20040319184640.GA1938@mail.muni.cz> (raw)
Hello,
with 2.6.4 if I do rmmod uhci_hcd and then modprobe uhci_hcd while running
X server with USB mouse connected to UHCI USB I got:
uhci_hcd 0000:00:1d.2: USB bus 3 deregistered
slab error in kmem_cache_destroy(): cache `uhci_urb_priv': Can't free all object
s
Call Trace:
[<c013c154>] kmem_cache_destroy+0x85/0xf3
[<d0e9ec9b>] uhci_hcd_cleanup+0x1c/0x61 [uhci_hcd]
[<c01307f8>] sys_delete_module+0x12d/0x154
[<c010af61>] do_IRQ+0x10d/0x140
[<c01092c9>] sysenter_past_esp+0x52/0x71
drivers/usb/host/uhci-hcd.c: not all urb_priv's were freed!
USB Universal Host Controller Interface driver v2.2
kmem_cache_create: duplicate cache uhci_urb_priv
------------[ cut here ]------------
kernel BUG at mm/slab.c:1314!
invalid operand: 0000 [#1]
PREEMPT
CPU: 0
EIP: 0060:[<c013be42>] Not tainted
EFLAGS: 00210202
EIP is at kmem_cache_create+0x3e9/0x48f
eax: 00000031 ebx: ceda82c8 ecx: c03df728 edx: cd0ea000
esi: d0e9f2da edi: d0e9f2da ebp: ceda81e8 esp: cd0ebf4c
ds: 007b es: 007b ss: 0068
Process modprobe (pid: 11450, threadinfo=cd0ea000 task=c32cee40)
Stack: c0304c80 d0e9f2cc 00000000 cd0ebf68 ceda8224 c0000000 fffffffc 00000010
00000000 fffffff4 c0342cb8 cd0ea000 d08a60ce d0e9f2cc 0000002c 00000080
00000000 00000000 00000000 c0342cd0 d0ea1100 c01321fb c03df5e4 00000001
Call Trace:
[<d08a60ce>] uhci_hcd_init+0xce/0x130 [uhci_hcd]
[<c01321fb>] sys_init_module+0x12e/0x24b
[<c01092c9>] sysenter_past_esp+0x52/0x71
Code: 0f 0b 22 05 c2 44 30 c0 8b 0b e9 76 ff ff ff 8b 47 34 c7 04
USB in /proc/pci:
Bus 0, device 29, function 0:
USB Controller: Intel Corp. 82801DB USB (Hub #1) (rev 3).
IRQ 5.
I/O at 0x1820 [0x183f].
Bus 0, device 29, function 1:
USB Controller: Intel Corp. 82801DB USB (Hub #2) (rev 3).
IRQ 11.
I/O at 0x1840 [0x185f].
Bus 0, device 29, function 2:
USB Controller: Intel Corp. 82801DB USB (Hub #3) (rev 3).
IRQ 4.
I/O at 0x1860 [0x187f].
Bus 0, device 29, function 7:
USB Controller: Intel Corp. 82801DB USB2 (rev 3).
IRQ 10.
Non-prefetchable 32 bit memory at 0xe0100000 [0xe01003ff].
--
Lukáš Hejtmánek
next reply other threads:[~2004-03-19 18:46 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-19 18:46 Lukas Hejtmanek [this message]
2004-03-19 20:29 ` Felipe Alfaro Solana
2004-03-19 22:10 ` Greg KH
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