(switched to email. Please respond via emailed reply-to-all, not via the bugzilla web interface). On Thu, 18 Jun 2009 12:44:49 GMT bugzilla-daemon@xxxxxxxxxxxxxxxxxxx wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=13564 > > Summary: random general protection fault at boot time caused by > khubd. > Product: Drivers > Version: 2.5 > Kernel Version: git & Ubuntu 2.6.30-9 > Platform: All > OS/Version: Linux > Tree: Mainline > Status: NEW > Severity: normal > Priority: P1 > Component: USB > AssignedTo: greg@xxxxxxxxx > ReportedBy: suokkos@xxxxxxxxx > Regression: Yes > > > Created an attachment (id=21982) > --> (http://bugzilla.kernel.org/attachment.cgi?id=21982) > dmesg from failed boot > > I firt saw this in the kernel 2.6.30-8 from Ubuntu Karmic. > Afer that I have upgraded to 2.6.30-9 which has caused same problem. > Now I wanted to try vanila git kernel with radeon KMS so I compiled my own > kernel from git. Today I saw it first time also with this kernel. > > What happens: > 1. I make cold boot or restart > 2. Computer boots normaly except all USB ports are dead > 3. dmesg shows general protection error caused by khubd > > This problem doen't happen even nearly every boot. I would give around 20% > chance for khubd failure without collecting statistics. > This is a regression in 2.6.30.8. However we are not told which kernel version we regresed against. Which is the latest kernel which was known to work OK? The bad bit is: : [ 1.604937] Write protecting the kernel read-only data: 1732k : [ 1.672060] Clocksource tsc unstable (delta = 736134769 ns) : [ 1.704695] usb 3-1: new low speed USB device using uhci_hcd and address 2 : [ 1.858154] general protection fault: 0000 [#1] SMP : [ 1.858277] last sysfs file: : [ 1.858318] Modules linked in: : [ 1.858393] : [ 1.858435] Pid: 231, comm: khubd Not tainted (2.6.30-9-generic #10kms5-Ubuntu) Aspire 1350 : [ 1.858485] EIP: 0060:[<c053595b>] EFLAGS: 00010202 CPU: 0 : [ 1.858541] EIP is at schedule_timeout+0x12b/0x1b0 : [ 1.858585] EAX: 000004e0 EBX: 000004e0 ECX: c07eed54 EDX: b48c4368 : [ 1.858631] ESI: df97fd14 EDI: c07ee440 EBP: df97fd54 ESP: df97fd00 : [ 1.858677] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 : [ 1.858723] Process khubd (pid: 231, ti=df97e000 task=df973e30 task.ti=df97e000) : [ 1.858771] Stack: : [ 1.858809] de118b60 1c800000 fffedcd6 000004e2 00000296 00000000 00200200 fffee1b8 : [ 1.859102] c0144100 df973e30 c07ee440 c05356d2 6275686b 64640064 00000000 00000000 : [ 1.859462] 000000e7 b48c4368 df97fda4 000004e2 df97fda8 df97fd8c c05356d2 df97fdb0 : [ 1.859857] Call Trace: : [ 1.859898] [<c0144100>] ? process_timeout+0x0/0x10 : [ 1.859985] [<c05356d2>] ? wait_for_common+0xa2/0x120 : [ 1.860029] [<c05356d2>] ? wait_for_common+0xa2/0x120 : [ 1.860029] [<c0131260>] ? default_wake_function+0x0/0x10 : [ 1.860029] [<c05357cd>] ? wait_for_completion_timeout+0xd/0x10 : [ 1.860029] [<c03da8c9>] ? usb_start_wait_urb+0x99/0xb0 : [ 1.860029] [<c03daae0>] ? usb_control_msg+0xc0/0x120 : [ 1.860029] [<c03daaf0>] ? usb_control_msg+0xd0/0x120 : [ 1.860029] [<c03db2d5>] ? usb_get_descriptor+0x95/0xc0 : [ 1.860029] [<c03de702>] ? usb_get_configuration+0xa2/0x3e0 : [ 1.860029] [<c03de736>] ? usb_get_configuration+0xd6/0x3e0 : [ 1.860029] [<c03db3b4>] ? usb_get_device_descriptor+0xb4/0xc0 : [ 1.860029] [<c03d4bad>] ? usb_configure_device+0xcd/0x100 : [ 1.860029] [<c03dcc27>] ? usb_autopm_do_device+0x67/0xf0 : [ 1.860029] [<c03d4dcb>] ? usb_new_device+0x2b/0xc0 : [ 1.860029] [<c03d5627>] ? hub_port_connect_change+0x3f7/0x7e0 : [ 1.860029] [<c03daaf0>] ? usb_control_msg+0xd0/0x120 : [ 1.860029] [<c03d323b>] ? clear_port_feature+0x4b/0x60 : [ 1.860029] [<c03d6a95>] ? hub_events+0x1f5/0x500 : [ 1.860029] [<c0535251>] ? __schedule+0x431/0x750 : [ 1.860029] [<c014ef0a>] ? finish_wait+0x4a/0x70 : [ 1.860029] [<c03d6dd5>] ? hub_thread+0x35/0x150 : [ 1.860029] [<c014eda0>] ? autoremove_wake_function+0x0/0x40 : [ 1.860029] [<c03d6da0>] ? hub_thread+0x0/0x150 : [ 1.860029] [<c014ea46>] ? kthread+0x46/0x80 : [ 1.860029] [<c014ea00>] ? kthread+0x0/0x80 : [ 1.860029] [<c0103ef7>] ? kernel_thread_helper+0x7/0x10 : [ 1.860029] Code: 8b 55 bc 89 f8 e8 86 18 00 00 e8 31 fc ff ff 89 f0 e8 3a e7 c0 ff a1 00 da 72 c0 29 c3 89 da 89 d8 c1 fa 1f f7 d2 21 d0 8b 55 f0 <65> 33 15 14 00 00 00 75 46 83 c4 48 5b 5e 5f 5d c3 8d 74 26 00 : [ 1.860029] EIP: [<c053595b>] schedule_timeout+0x12b/0x1b0 SS:ESP 0068:df97fd00 : [ 1.864916] ---[ end trace f734973b361164b7 ]--- -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
