LOR: skc0 / kernel environment

From: Bjoern A. Zeeb <bzeeb-lists_at_lists.zabbadoz.net>
Date: Tue, 25 May 2004 19:50:35 +0000 (UTC)
Hi,

just seen this on my amd64 machine at boot time and added
it to my LOR page...


lock order reversal
 1st 0xffffff0000dc0970 skc0 (network driver) _at_ sys/pci/if_sk.c:672
 2nd 0xffffffff807a94a0 kernel environment (kernel environment) _at_ sys/kern/kern_environment.c:285
Stack backtrace:
backtrace() at backtrace+0x17
witness_checkorder() at witness_checkorder+0x692
_sx_slock() at _sx_slock+0x83
getenv() at getenv+0x36
getenv_quad() at getenv_quad+0x15
getenv_int() at getenv_int+0x15
e1000phy_attach() at e1000phy_attach+0x27
device_probe_and_attach() at device_probe_and_attach+0x9e
bus_generic_attach() at bus_generic_attach+0x1c
miibus_attach() at miibus_attach+0x4b
device_probe_and_attach() at device_probe_and_attach+0x9e
bus_generic_attach() at bus_generic_attach+0x1c
mii_phy_probe() at mii_phy_probe+0x108
sk_attach() at sk_attach+0x390
device_probe_and_attach() at device_probe_and_attach+0x9e
bus_generic_attach() at bus_generic_attach+0x1c
skc_attach() at skc_attach+0x6b5
device_probe_and_attach() at device_probe_and_attach+0x9e
bus_generic_attach() at bus_generic_attach+0x1c
acpi_pci_attach() at acpi_pci_attach+0x105
device_probe_and_attach() at device_probe_and_attach+0x9e
bus_generic_attach() at bus_generic_attach+0x1c
acpi_pcib_attach() at acpi_pcib_attach+0x16a
acpi_pcib_acpi_attach() at acpi_pcib_acpi_attach+0x206
device_probe_and_attach() at device_probe_and_attach+0x9e
bus_generic_attach() at bus_generic_attach+0x1c
acpi_probe_children() at acpi_probe_children+0x87
acpi_attach() at acpi_attach+0x5a7
device_probe_and_attach() at device_probe_and_attach+0x9e
bus_generic_attach() at bus_generic_attach+0x1c
nexus_attach() at nexus_attach+0x19
device_probe_and_attach() at device_probe_and_attach+0x9e
root_bus_configure() at root_bus_configure+0x24
configure() at configure+0x22
mi_startup() at mi_startup+0xb8
btext() at btext+0x2c


-- 
Bjoern A. Zeeb				bzeeb at Zabbadoz dot NeT

there is no 'do you really want to quit ?'-button in real life
- so why does software need it ?
Received on Tue May 25 2004 - 10:51:14 UTC

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