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Bug ID 6725441
Synopsis panic: pkt -> pkt_numcookies==0, file: ../../common/io/scsi/impl/scsi_resource.c, line 677
State 11-Closed:Verified (Closed)
Category:Subcategory kernel:scsa
Keywords 2008.11-reviewed | SAN | disable | mpxio | panic | scsi
Responsible Engineer Li He
Reported Against
Duplicate Of
Introduced In solaris_nevada
Commit to Fix snv_98
Fixed In snv_98
Release Fixed solaris_nevada(snv_98)
Related Bugs 6357193 , 6414111 , 6762274
Submit Date 14-July-2008
Last Update Date 17-December-2008
Description
The following new panic was observed during NWS PIT testing of snv_94;

* panic[cpu0]/thread=c324ede0: assertion failed: pkt->pkt_numcookies == 0, file: ../../common/io/scsi/impl/scsi_resource.c, line: 677

c324ecd8 genunix:assfail+5a (febd98e4, febd9a34,)
c324ecf0 scsi:scsi_cache_dmafree+4c (defbb7fc, defbb7f8)
c324ed08 scsi:scsi_dmafree+16 (defbb7f8)
c324ed34 sd:sdintr+379 (defbb7f8)
c324ed48 fcp:fcp_post_callback+16 (defbb884)
c324ed68 fcp:fcp_cmd_callback+52 (defbb9c8)
c324ed98 qlc:ql_task_thread+6b0 (c3296000)
c324edc8 qlc:ql_task_daemon+78 (c3296000, 0)
c324edd8 unix:thread_start+8 ()* 


It appears to be a new panic, not having occurred previously during NWS PIT runs of prior builds. It happened while executing the SAN 'mpxio_disable' testcases.

The panic happened on 3 systems as follows;

	1) x4200 w / Crystal-2A, 2*Prism, Pyramid-E and Rainbow HBAs
	2) T2000 w / Rainbow, Pyramid and Summit HBAs
	3) x2100 w / Summit HBA

so sparc and x86 are affected.

Core files were retrieved and correspond to the above systems as follows;

	1) /net/cesspit.ireland/export/crash/snv_94/NWS/mpxio_disable/toody
	2) /net/cesspit.ireland/export/crash/snv_94/NWS/mpxio_disable/bucktail
	3) /net/cesspit.ireland/export/crash/snv_94/NWS/mpxio_disable/corntail
Work Around
N/A
Comments
N/A