#4223 BLOC Never A: Spinlock lockup on resume

Zarro Boogs per Child bugtracker at laptop.org
Mon Oct 15 14:31:39 EDT 2007


#4223: Spinlock lockup on resume
---------------------+------------------------------------------------------
 Reporter:  cjb      |       Owner:  dilinger      
     Type:  defect   |      Status:  new           
 Priority:  blocker  |   Milestone:  Never Assigned
Component:  kernel   |     Version:                
 Keywords:           |    Verified:  0             
---------------------+------------------------------------------------------
 {{{
 +r[    0.004916] olpc-ec:  running cmd 0x24
 [    0.009706] olpc-ec:  running cmd 0x24
 [    0.026045] rtc_cmos rtc_cmos: EARLY resume
 [    0.030247] platform powerbutton: EARLY resume
 [    0.034708] platform lid: EARLY resume
 [    0.038478] pci 0000:00:01.0: EARLY resume
 [    0.042597] lxfb 0000:00:01.1: EARLY resume
 [    0.046798] Geode LX AES 0000:00:01.2: EARLY resume
 [    0.051691] CAFÉ NAND 0000:00:0c.0: EARLY resume
 [    0.056414] sdhci 0000:00:0c.1: EARLY resume
 [    0.060705] cafe1000-ccic 0000:00:0c.2: EARLY resume
 [    0.065686] pci 0000:00:0f.0: EARLY resume
 [    0.069802] cs5535audio 0000:00:0f.3: EARLY resume
 [    0.074611] ohci_hcd 0000:00:0f.4: EARLY resume
 [    0.079161] ehci_hcd 0000:00:0f.5: EARLY resume
 [    0.083711] serial8250 serial8250.0: EARLY resume
 [    0.088429] platform pcspkr: EARLY resume
 [    0.092459] platform vesafb.0: EARLY resume
 [    0.096682] serial8250 serial8250: EARLY resume
 [    0.101232] i8042 i8042: EARLY resume
 [    0.104911] platform dcon: EARLY resume
 [    0.108767] platform olpc-battery.0: EARLY resume
 [    0.113690] PM: Finishing wakeup.
 [    0.117030] rtc_cmos rtc_cmos: resuming
 [    0.120881] platform powerbutton: resuming
 [    0.124996] platform lid: resuming
 [    0.128419] pci 0000:00:01.0: resuming
 [    0.132208] lxfb 0000:00:01.1: resuming
 [    0.185168] Geode LX AES 0000:00:01.2: resuming
 [    0.216113] CAFÉ NAND 0000:00:0c.0: resuming
 [    0.246385] sdhci 0000:00:0c.1: resuming
 [    0.275455] olpc-ec:  running cmd 0x84
 [    0.309291] olpc-ec:  received 0x20
 [    0.337612] olpc-pm:  SCI 0x20 received
 [    0.365930] olpc-ec:  running cmd 0x84
 [    0.395634] olpc-ec:  received 0x0
 [    0.422473] olpc-pm:  SCI 0x0 received
 [    0.449590] PM: Writing back config space on device 0000:00:0c.1 at
 offset f (was 8080100, writing 808010b)
 [    0.506865] PM: Writing back config space on device 0000:00:0c.1 at
 offset 3 (was 800000, writing 802000)
 [    0.564646] PM: Writing back config space on device 0000:00:0c.1 at
 offset 1 (was 2b00002, writing 2b00006)
 [    0.624182] cafe1000-ccic 0000:00:0c.2: resuming
 [    0.657756] PM: Writing back config space on device 0000:00:0c.2 at
 offset f (was 8080100, writing 808010b)
 [    0.720889] PM: Writing back config space on device 0000:00:0c.2 at
 offset 3 (was 800000, writing 802000)
 [    0.784314] PM: Writing back config space on device 0000:00:0c.2 at
 offset 1 (was 2b00002, writing 2b00006)
 [    0.855648] pci 0000:00:0f.0: resuming
 [    0.888036] cs5535audio 0000:00:0f.3: resuming
 [    0.921464] PCI: Setting latency timer of device 0000:00:0f.3 to 64
 [    0.961343] ohci_hcd 0000:00:0f.4: resuming
 [    1.001366] PCI: Setting latency timer of device 0000:00:0f.4 to 64
 [    1.066374] ehci_hcd 0000:00:0f.5: resuming
 [    1.105840] PCI: Setting latency timer of device 0000:00:0f.5 to 64
 [    1.140605] usb usb1: root hub lost power or was reset
 [    1.174249] PCI: cache line size of 32 is not supported by device
 0000:00:0f.5
 [    1.275823] serial8250 serial8250.0: resuming
 [    1.308911] platform pcspkr: resuming
 [    1.340596] platform vesafb.0: resuming
 [    1.372060] serial8250 serial8250: resuming
 [    1.403819] ov7670 0-0042: resuming
 [    1.434911] usb usb1: resuming
 [    1.623916] hub 1-0:1.0: resuming
 [    1.654664] usb usb2: resuming
 [    1.685055] usb usb2: root hub lost power or was reset
 [    1.934889] hub 2-0:1.0: resuming
 [    1.965277] usb 1-1: resuming
 [    1.995148] usb_reset_device!
 [    2.086473] hub_port_wait_reset: portstatus=503 portchange=10
 [    2.175581] usb 1-1: reset high speed USB device using ehci_hcd and
 address 2
 [    2.276331] hub_port_wait_reset: portstatus=503 portchange=10
 [    2.407100] USB_REQ_SET_CONFIGURATION!
 [    2.440788] PM: Removing info for No Bus:usbdev1.2_ep02
 [    2.475456] PM: Removing info for No Bus:usbdev1.2_ep83
 [    2.509948] PM: Adding info for No Bus:usbdev1.2_ep02
 [    2.543043] PM: Adding info for No Bus:usbdev1.2_ep83
 [    2.576249] usb8xxx 1-1:1.0: resuming
 [    2.606059] i8042 i8042: resuming
 [    2.647977] atkbd serio0: resuming
 [    2.676014] psmouse serio1: resuming
 [    2.763795] OLPC-DCON 1-000d: resuming
 [    2.792220] platform dcon: resuming
 [    2.819136] olpc-dcon: The CPU has control
 [    2.845738] platform olpc-battery.0: resuming
 [    2.872065] ac97 0-0:AD1888: resuming
 [    2.896867] Restarting tasks ... <0>BUG: spinlock lockup on CPU#0,
 udevd/3527, c06f44f0
 [  133.153437]  [<c050037a>] _raw_spin_lock+0xb6/0xcf
 [  133.179794]  [<c044e72f>] activate_page+0x21/0x74
 [  133.206018]  [<c044e950>] mark_page_accessed+0x1c/0x2e
 [  133.232454]  [<c0461290>] shmem_nopage+0x9c/0xae
 [  133.258070]  [<c04532c4>] __handle_mm_fault+0x251/0xebb
 [  133.284108]  [<c0450912>] vma_prio_tree_insert+0x17/0x2a
 [  133.310029]  [<c0642433>] _spin_unlock+0xf/0x23
 [  133.334868]  [<c0456e6f>] vma_link+0xbc/0xc6
 [  133.359114]  [<c0643c0e>] __atomic_notifier_call_chain+0x3f/0x5a
 [  133.385115]  [<c064389a>] do_page_fault+0x204/0x4f2
 [  133.409545]  [<c0643696>] do_page_fault+0x0/0x4f2
 [  133.433494]  [<c064269a>] error_code+0x6a/0x70
 [  133.457255]  =======================olpc at serial1:~$
 }}}

-- 
Ticket URL: <https://dev.laptop.org/ticket/4223>
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