Re: LOR in Jan16 -CUR, ACPI related possibly

From: Ketrien I. Saihr-Kenchedra <ketrien_at_error404.nls.net>
Date: Sun, 16 Jan 2005 16:37:02 -0500 (EST)
Yes yes, bad form to reply to myself, I know. Managed to salvage the LOR
from logs. (Filesystems were an unholy mess.)

ukphy0: detached
miibus0: detached
lock order reversal
1st 0xc1f3a790 pcn0 (network driver) _at_ /usr/src/sys/modules/pcn/../../pci/if_pcn.c:1385
2nd 0xc08b02c0 ACPI root bus (ACPI root bus) _at_ /usr/src/sys/modules/acpi/acpi/../../../dev/acpica/acpi.c:1050
KDB: stack backtrace:
witness_checkorder(c08b02c0,9,c08aa6b7,41a,c0700795) at witness_checkorder+0x5c6
_sx_xlock(c08b02c0,c08aa6b7,41a,1,c1c59380) at _sx_xlock+0x5d
acpi_release_resource(c1c58600,c1c59380,1,0,c1d13a00) at acpi_release_resource+0x30
resource_list_release(c1c59a84,c1ccf100,c1c59380,1,0,c1d13a00) at resource_list_release+0x125
bus_generic_rl_release_resource(c1ccf100,c1c59380,1,0,c1d13a00) at bus_generic_rl_release_resource+0x7b
bus_release_resource(c1c59380,1,0,c1d13a00,c1c59380) at bus_release_resource+0x6b
pcn_detach(c1c59380,c1cb2850,c073606c,933,c3e5b9f0) at pcn_detach+0x17b
device_detach(c1c59380,c3e5a759,c1e79540,1,c1c1fa00) at device_detach+0x99
devclass_delete_driver(c1c1fa00,c3e5b9f0,1f2,0,c212db80) at devclass_delete_driver+0xd1
driver_module_handler(c212db80,1,c3e5b9dc) at driver_module_handler+0xe2
module_unload(c212db80,0,1f2,c21a5400,c07001e5) at module_unload+0x68
linker_file_unload(c21a5400,0,c07001ee,31e,bfbfe8a0) at linker_file_unload+0x29d
kern_kldunload(0,db2f7d14,8,3ff,2) at kern_kldunload+0x8c
syscall(2f,2f,2f,3,bfbfee16) at syscall+0x137
Xint0x80_syscall() at Xint0x80_syscall+0x1f
--- syscall (444, FreeBSD ELF32, kldunloadf), eip = 0x280c459f, esp = 0xbfbfe89c, ebp = 0xbfbfed10 ---
pcn0: detached

-ksaihr
Received on Sun Jan 16 2005 - 20:33:17 UTC

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