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Subject[bug] SCSI/SLUB - latest -git: WARNING: at mm/slub.c:2443 kmem_cache_destroy, scsi_put_host_cmd_pool()

x86.git allyesconfig bootup test produced the following warning in
slub.c (and a stream of similar warnings later on):

[ 47.295141] ------------[ cut here ]------------
[ 47.298969] WARNING: at mm/slub.c:2443 kmem_cache_destroy+0xf8/0x102()
[ 47.302967] Modules linked in:
[ 47.307205] Pid: 1, comm: swapper Not tainted 2.6.25-sched-devel.git-x86-latest.git #24
[ 47.310970] [<c014be1a>] warn_on_slowpath+0x46/0x56
[ 47.317464] [<c019685f>] ? get_pageblock_flags_group+0x56/0x74
[ 47.322969] [<c04f2e03>] ? list_add+0xa/0xf
[ 47.328814] [<c123083a>] ? _spin_unlock+0x22/0x25
[ 47.333327] [<c0191ce8>] ? time_hardirqs_off+0xe/0x1f
[ 47.338972] [<c0167ff7>] ? trace_hardirqs_off_caller+0x15/0xab
[ 47.342970] [<c0168098>] ? trace_hardirqs_off+0xb/0xd
[ 47.350971] [<c01976f7>] ? free_hot_cold_page+0x11d/0x139
[ 47.354970] [<c0191f58>] ? time_hardirqs_on+0xe/0x1f
[ 47.361595] [<c0169779>] ? trace_hardirqs_on_caller+0x16/0x13c
[ 47.366973] [<c01698aa>] ? trace_hardirqs_on+0xb/0xd
[ 47.370972] [<c01b1a62>] kmem_cache_destroy+0xf8/0x102
[ 47.377727] [<c09dab7f>] scsi_put_host_cmd_pool+0x42/0x58
[ 47.382973] [<c09db1b4>] scsi_destroy_command_freelist+0x54/0x5c
[ 47.386972] [<c09db2ef>] scsi_host_dev_release+0x79/0xa9
[ 47.394973] [<c067ee95>] device_release+0x3e/0x54
[ 47.398974] [<c04e0e62>] kobject_release+0x45/0x55
[ 47.405383] [<c04e0e1d>] ? kobject_release+0x0/0x55
[ 47.409513] [<c04e1968>] kref_put+0x3e/0x49
[ 47.414975] [<c04e0d8d>] kobject_put+0x19/0x1b
[ 47.418975] [<c067f44e>] put_device+0x16/0x18
[ 47.422975] [<c09db274>] scsi_host_put+0x12/0x14
[ 47.426975] [<c09db3dc>] scsi_unregister+0x1d/0x20
[ 47.433383] [<c1ceddcc>] aha1542_detect+0x7db/0x7f5
[ 47.438977] [<c01698aa>] ? trace_hardirqs_on+0xb/0xd
[ 47.442976] [<c1ceddf1>] ? init_this_scsi_driver+0xb/0xd0
[ 47.450666] [<c1cede44>] init_this_scsi_driver+0x5e/0xd0
[ 47.454978] [<c1c944db>] kernel_init+0x152/0x2b0
[ 47.458978] [<c1c94389>] ? kernel_init+0x0/0x2b0
[ 47.465249] [<c1c94389>] ? kernel_init+0x0/0x2b0
[ 47.469258] [<c01199c3>] kernel_thread_helper+0x7/0x10
[ 47.474978] =======================
[ 47.478980] ---[ end trace 778e504de7e3b1e3 ]---
[ 47.483297] ------------[ cut here ]------------

config and bootlog at:

http://redhat.com/~mingo/misc/config-Sat_Apr_19_10_28_28_CEST_2008.bad
http://redhat.com/~mingo/misc/log-Sat_Apr_19_10_28_28_CEST_2008.bad

[a few .config options were turned off: just accept all the defaults
after 'make oldconfig']

Ingo


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