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2.60-test2 oops on unloading ohci-hcd

DISCUSSION Fedor Karpelevitch 2 participants 2 messages Jul 30, 2003

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with 2.6.0-test2 I am getting this oops every time I shut down, is this a known problem?

Jul 29 17:03:09 bologoe kernel: ohci-hcd 0000:00:02.0: remove, state 3
Jul 29 17:03:09 bologoe kernel: ohci-hcd 0000:00:02.0: roothub 
graceful disconnect
Jul 29 17:03:09 bologoe kernel: usb usb1: USB disconnect, address 1
Jul 29 17:03:09 bologoe kernel: drivers/usb/core/usb.c: nuking urbs 
assigned to usb1
Jul 29 17:03:09 bologoe kernel: Debug: sleeping function called from 
invalid context at drivers/usb/core/hcd.c:1350
Jul 29 17:03:09 bologoe kernel: Call Trace:
Jul 29 17:03:09 bologoe kernel:  [__might_sleep+95/112] 
__might_sleep+0x5f/0x70
Jul 29 17:03:09 bologoe kernel:  
[__crc_bdev_read_only+1405263/2058957] 
hcd_endpoint_disable+0x18c/0x530 [usbcore]
Jul 29 17:03:09 bologoe kernel:  
[__crc_bdev_read_only+1404867/2058957] hcd_endpoint_disable+0x0/0x530 
[usbcore]
Jul 29 17:03:09 bologoe kernel:  
[__crc_bdev_read_only+1374202/2058957] nuke_urbs+0x87/0x90 [usbcore]
Jul 29 17:03:09 bologoe kernel:  
[__crc_bdev_read_only+1377800/2058957] usb_disconnect+0x95/0x180 
[usbcore]
Jul 29 17:03:09 bologoe kernel:  
[__crc_bdev_read_only+1424199/2058957] usb_hcd_pci_remove+0xb4/0x1b0 
[usbcore]
Jul 29 17:03:09 bologoe kernel:  [pci_device_remove+59/64] 
pci_device_remove+0x3b/0x40
Jul 29 17:03:09 bologoe kernel:  [device_release_driver+98/112] 
device_release_driver+0x62/0x70
Jul 29 17:03:09 bologoe kernel:  [driver_detach+32/48] 
driver_detach+0x20/0x30
Jul 29 17:03:09 bologoe kernel:  [bus_remove_driver+91/160] 
bus_remove_driver+0x5b/0xa0
Jul 29 17:03:09 bologoe kernel:  [driver_unregister+26/70] 
driver_unregister+0x1a/0x46
Jul 29 17:03:09 bologoe kernel:  [unmap_vma_list+31/48] 
unmap_vma_list+0x1f/0x30
Jul 29 17:03:09 bologoe kernel:  [pci_unregister_driver+22/48] 
pci_unregister_driver+0x16/0x30
Jul 29 17:03:09 bologoe kernel:  
[__crc_bdev_read_only+1278082/2058957] ohci_hcd_pci_cleanup+0xf/0x13 
[ohci_hcd]
Jul 29 17:03:09 bologoe kernel:  [sys_delete_module+303/336] 
sys_delete_module+0x12f/0x150
Jul 29 17:03:09 bologoe kernel:  [sys_munmap+88/128] 
sys_munmap+0x58/0x80
Jul 29 17:03:09 bologoe kernel:  [syscall_call+7/11] 
syscall_call+0x7/0xb
Jul 29 17:03:09 bologoe kernel: 
#1 lore raw
Quoted 2 lines · Fedor Karpelevitch

with 2.6.0-test2 I am getting this oops every time I shut down, is this a known problem?

It's just a warning, not an oops. And yes, it's a known problem, I have a fix for it in the usb tree and will send it to Linus in a few days.

thanks,

greg k-h