[Bugme-new] [Bug 9216] New: Kernel NULL pointer dereference at
:usbhid:hiddev_ioctl+0x2f/0xabc
bugme-daemon at bugzilla.kernel.org
bugme-daemon at bugzilla.kernel.org
Wed Oct 24 05:03:35 PDT 2007
http://bugzilla.kernel.org/show_bug.cgi?id=9216
Summary: Kernel NULL pointer dereference at
:usbhid:hiddev_ioctl+0x2f/0xabc
Product: Other
Version: 2.5
KernelVersion: 2.6.32.1
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Modules
AssignedTo: other_modules at kernel-bugs.osdl.org
ReportedBy: tim.kosse at gmx.de
I'm using vanilla 2.6.32.1 patched with UnionFS 2.1.7
(http://download.filesystems.org/unionfs/unionfs-2.1/unionfs-2.1.7_for_2.6.23.1.diff.gz)
No other patches are applied.
Sometimes after waking up from suspend-to-ram, I get the following message in
the kernel log:
Unable to handle kernel NULL pointer dereference at 00000000000000c9 RIP:
[<ffffffff880599f3>] :usbhid:hiddev_ioctl+0x2f/0xabc
PGD 1a2ed067 PUD 1a2ee067 PMD 0
Oops: 0000 [1]
CPU 0
Modules linked in: ipv6 pcspkr iptable_filter ip_tables x_tables i2c_viapro
i2c_ core
via_agp dm_mirror scsi_wait_scan sl811_hcd usbhid ohci_hcd uhci_hcd usb_sto
rage ehci_hcd
usbcore
Pid: 6018, comm: apcupsd Tainted: G M 2.6.23.1 #1
RIP: 0010:[<ffffffff880599f3>] [<ffffffff880599f3>]
:usbhid:hiddev_ioctl+0x2f/0
xabc
RSP: 0018:ffff8100181f7e28 EFLAGS: 00010296
RAX: 0000000000000001 RBX: 00000000400c4807 RCX: 00007fffa76f5dc0
RDX: ffff810017192bc0 RSI: ffff810019981000 RDI: ffff81001afd7d18
RBP: ffff81001a4e6000 R08: ffff810019a73a00 R09: ffffffff880599c4
R10: 00000000471e0c96 R11: 0000000000000246 R12: 00007fffa76f5dc0
R13: 00007fffa76f5dc0 R14: 00000000400c4807 R15: 00007fffa76f60d8
FS: 00002b56040add20(0000) GS:ffffffff805d6000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000000000c9 CR3: 000000001a2ec000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process apcupsd (pid: 6018, threadinfo ffff8100181f6000, task ffff81001ec9a000)
Stack: ffff8100181f7e98 0000000000000086 ffffffff805a2c00 ffff81001ec9a000
ffffffff805983a0 ffff81001cd50e40 ffff8100181f7ed8 0000000000000292
0000000000000000 ffff8100181f7ed8 ffff8100181f7ed8 0000000000000292
Call Trace:
[<ffffffff8023feee>] hrtimer_cancel+0x10/0x16
[<ffffffff804a61e1>] do_nanosleep+0x64/0x7c
[<ffffffff80228fbf>] default_wake_function+0x0/0xe
[<ffffffff8024021a>] hrtimer_nanosleep+0x7c/0x13b
[<ffffffff8027eeb0>] do_ioctl+0x50/0x61
[<ffffffff8027ef1c>] vfs_ioctl+0x5b/0x244
[<ffffffff8027f178>] sys_ioctl+0x73/0x8b
[<ffffffff8020bd3e>] system_call+0x7e/0x83
Code: 48 8b 88 c8 00 00 00 48 8b bd c8 19 00 00 b8 fb ff ff ff 44
RIP [<ffffffff880599f3>] :usbhid:hiddev_ioctl+0x2f/0xabc
RSP <ffff8100181f7e28>
CR2: 00000000000000c9
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