kern/112707: 6.2-STABLE panic: spoiling cp->ace = 3

[Eugene Grosbein]

The following reply was made to PR kern/112707; it has been noted by GNATS.

From: Eugene Grosbein <eugen at kuzbass.ru>
To: bug-followup at freebsd.org
Cc:  
Subject: Re: kern/112707: 6.2-STABLE panic: spoiling cp->ace = 3
Date: Wed, 23 May 2007 13:31:54 +0800

 Hi!
 
 Having "kern.geom.debugflags=255" I did ": > /dev/ad0" and obtained
 this log for GENERIC:
 
 g_dev_open(ad0, 1026, 8192, 0xc23aec00)
 g_access(0xc22f4680(ad0), 0, 1, 0)
 open delta:[r0w1e0] old:[r0w0e0] provider:[r1w0e3] 0xc2170d80(ad0)
 g_disk_access(ad0, 0, 1, 0)
 g_post_event_x(0xc06a3adf, 0xc2170d80, 2, 0)
 ref 0xc2170d80
 g_slice_spoiled(0xc22f4640/ad0)
 g_wither_geom(0xc218e000(ad0))
 g_orphan_provider(0xc237ce00(ad0s4), 6)
 g_orphan_provider(0xc237d000(ad0s3), 6)
 g_orphan_provider(0xc233a600(ad0s2), 6)
 g_orphan_provider(0xc218e100(ad0s1), 6)
 g_orphan_register(ad0s4)
 g_dev_orphan(0xc237ebc0(ad0s4))
 g_detach(0xc237ebc0)
 g_destroy_consumer(0xc237ebc0)
 g_destroy_geom(0xc237c080(ad0s4))
 g_orphan_register(ad0s3)
 g_dev_orphan(0xc237ecc0(ad0s3))
 g_detach(0xc237ecc0)
 g_destroy_consumer(0xc237ecc0)
 g_destroy_geom(0xc237c300(ad0s3))
 g_orphan_register(ad0s2)
 g_slice_orphan(0xc22d8bc0/ad0s2)
 g_wither_geom(0xc237c600(ad0s2))
 g_orphan_provider(0xc237c480(ad0s2c), 6)
 g_orphan_provider(0xc237c580(ad0s2a), 6)
 g_dev_orphan(0xc22d8b40(ad0s2))
 g_detach(0xc22d8b40)
 g_destroy_consumer(0xc22d8b40)
 g_destroy_geom(0xc237c780(ad0s2))
 g_orphan_register(ad0s1)
 g_slice_orphan(0xc22f4b40/ad0s1)
 g_wither_geom(0xc237ca80(ad0s1))
 g_orphan_provider(0xc237c900(ad0s1c), 6)
 g_orphan_provider(0xc237ca00(ad0s1a), 6)
 g_dev_orphan(0xc22f4780(ad0s1))
 g_detach(0xc22f4780)
 g_destroy_consumer(0xc22f4780)
 g_destroy_geom(0xc237cc00(ad0s1))
 g_orphan_register(ad0s2c)
 g_dev_orphan(0xc237e7c0(ad0s2c))
 g_detach(0xc237e7c0)
 g_destroy_consumer(0xc237e7c0)
 g_destroy_geom(0xc2170780(ad0s2c))
 g_orphan_register(ad0s2a)
 g_dev_orphan(0xc237e8c0(ad0s2a))
 g_detach(0xc237e8c0)
 g_destroy_consumer(0xc237e8c0)
 g_destroy_geom(0xc233de80(ad0s2a))
 g_orphan_register(ad0s1c)
 g_dev_orphan(0xc237e9c0(ad0s1c))
 g_detach(0xc237e9c0)
 g_destroy_consumer(0xc237e9c0)
 g_destroy_geom(0xc233da80(ad0s1c))
 g_orphan_register(ad0s1a)
 g_dev_orphan(0xc237eac0(ad0s1a))
 g_detach(0xc237eac0)
 g_destroy_consumer(0xc237eac0)
 g_destroy_geom(0xc233dd00(ad0s1a))
 g_detach(0xc22f4b40)
 g_destroy_consumer(0xc22f4b40)
 g_destroy_geom(0xc237ca80(ad0s1))
 g_dev_close(ad0, 2, 8192, 0xc23aec00)
 g_access(0xc22f4680(ad0), 0, -1, 0)
 open delta:[r0w-1e0] old:[r0w1e0] provider:[r1w1e3] 0xc2170d80(ad0)
 g_disk_access(ad0, 0, -1, 0)
 g_post_event_x(0xc06a32ef, 0xc2170d80, 2, 0)
 ref 0xc2170d80
 g_mbrext_taste(MBREXT,ad0)
 bsd_taste(BSD,ad0)
 g_access(0xc2688380(ad0), 1, 0, 0)
 open delta:[r1w0e0] old:[r0w0e0] provider:[r1w0e3] 0xc2170d80(ad0)
 g_disk_access(ad0, 1, 0, 0)
 bio_getattr(MBR::type)
 bio_request(0xc252ec60) from 0xc2688380(ad0) to 0xc2170d80(ad0) cmd 8
 g_io_deliver(0xc252ec60) from 0xc2688380(ad0) to 0xc2170d80(ad0) cmd 8 error
 -3 off 0 len
 4
 bio_getattr(PC98::type)
 bio_request(0xc25317bc) from 0xc2688380(ad0) to 0xc2170d80(ad0) cmd 8
 g_io_deliver(0xc25317bc) from 0xc2688380(ad0) to 0xc2170d80(ad0) cmd 8 error
 -3 off 0 len
 4
 bio_request(0xc2531d68) from 0xc2688380(ad0) to 0xc2170d80(ad0) cmd 1
 g_io_deliver(0xc2531d68) from 0xc2688380(ad0) to 0xc2170d80(ad0) cmd 1 error 0
 off 512
 len 512
 bio_request(0xc2532108) from 0xc2688380(ad0) to 0xc2170d80(ad0) cmd 1
 g_io_deliver(0xc2532108) from 0xc2688380(ad0) to 0xc2170d80(ad0) cmd 1 error 0
 off 0 len
 512
 g_access(0xc2688380(ad0), -1, 0, 0)
 open delta:[r-1w0e0] old:[r1w0e0] provider:[r2w0e3] 0xc2170d80(ad0)
 g_disk_access(ad0, -1, 0, 0)
 g_slice_spoiled(0xc2688380/ad0)
 g_wither_geom(0xc27ef600(ad0))
 g_gpt_taste(GPT,ad0)
 g_access(0xc22f4b40(ad0), 1, 0, 0)
 open delta:[r1w0e0] old:[r0w0e0] provider:[r1w0e3] 0xc2170d80(ad0)
 g_disk_access(ad0, 1, 0, 0)
 bio_request(0xc252ec60) from 0xc22f4b40(ad0) to 0xc2170d80(ad0) cmd 1
 g_io_deliver(0xc252ec60) from 0xc22f4b40(ad0) to 0xc2170d80(ad0) cmd 1 error 0
 off 0 len
 1024
 g_access(0xc22f4b40(ad0), -1, 0, 0)
 open delta:[r-1w0e0] old:[r1w0e0] provider:[r2w0e3] 0xc2170d80(ad0)
 g_disk_access(ad0, -1, 0, 0)
 g_slice_spoiled(0xc22f4b40/ad0)
 g_wither_geom(0xc28cab80(ad0))
 g_detach(0xc2688380)
 g_destroy_consumer(0xc2688380)
 g_destroy_geom(0xc27ef600(ad0))
 
 After that all access to flash drive fails.
 Hope this'll help someone who'd be interesting in fixig the bug.
 
 Eugene Grosbein