RE: assertion failure with new megaraid beta driver leads to scheduling failure

[Mukker, Atul]

Paul,

Random deletion has issues with this version of the driver. Sreenivas will
release the next version tomorrow morning with the fix.

Thanks
-Atul

> -----Original Message-----
> From: Paul Wagland [mailto:paul@xxxxxxxxxxx]
> Sent: Thursday, April 15, 2004 5:57 PM
> To: Linux SCSI mailing list; Linux kernel mailing list
> Cc: Atul Mukker
> Subject: assertion failure with new megaraid beta driver leads to
> scheduling failure
> 
> 
> Hi all,
> 
> Well, seems I have a penchance for causing trouble ;-)
> 
> I was playing around with the new beta driver, and was trying 
> to remove
> some logical drives using the dellmgr utility.
> 
> Well, something between the driver and the BIOS got unhappy, 
> and all of
> a sudden I got about 20 of the following lines:
> 
> assertion failed:(spin_is_locked(adapter->host_lock)), file: 
> drivers/scsi/megaraid.c, line: 3061:megaraid_abort_handler
> 
> followed by (copied by hand... maybe I should set up a serial 
> console :-):
> 
> bad: scheduling while atomic!
> Call Trace:
>  [<c011cd5f>] schedule+0x58f/0x5a0
>  [<c01209a7>] __call_console_drivers+0x57/0x60
>  [<c0108126>] __down+0x86/0x100
>  [<c011cdc0>] default_wake_function+0x0/0x20
>  [<f8832790>] megaraid_reset_handler+0x0/0xc0 [megaraid]
>  [<c010833c>] __down_failed+0x8/0xc
>  [<f8833fee>] .text.lock.megaraid_clib+0x5/0x17 [megaraid]
>  [<f88327be>] megaraid_reset_handler+0x2e/0xc0 [megaraid]
> 
> this was called from:
> scsi_try_bus_device_reset
> scsi_eh_bus_device_reset
> scsi_eh_ready_devs
> scsi_unjam_host
> default_wake_function
> scsi_error_handler
> scsi_error_handler
> kernel_thread_helper
> 
> 
> 
> Thoughts and/or suggestions?
> 
> Cheers,
> Paul
> 
-
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