Date: Sat, 29 May 2004 12:39:48 +0000 (UTC) From: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> To: FreeBSD current mailing list <current@freebsd.org> Subject: if_sk locking problem and lor Message-ID: <Pine.BSF.4.53.0405291235390.12566@e0-0.zab2.int.zabbadoz.net>
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Hi, with HEAD as of NOW(): getting even more of those but stripped down ... ... malloc() of "16" with the following non-sleepable locks held: exclusive sleep mutex skc0 (network driver) r = 0 (0xffffff0000d54a70) locked @ /u1/src/HEAD/compile-20040529-1019/sys/pci/if_sk.c:672 Stack backtrace: backtrace() at backtrace+0x17 witness_warn() at witness_warn+0x2a7 uma_zalloc_arg() at uma_zalloc_arg+0xb1 malloc() at malloc+0xe1 sysctl_add_oid() at sysctl_add_oid+0xda device_sysctl_init() at device_sysctl_init+0x154 device_attach() at device_attach+0xf device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c miibus_attach() at miibus_attach+0x4b device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c mii_phy_probe() at mii_phy_probe+0x108 sk_attach() at sk_attach+0x390 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c skc_attach() at skc_attach+0x6b5 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c acpi_pci_attach() at acpi_pci_attach+0x105 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae 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_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c acpi_probe_children() at acpi_probe_children+0x87 acpi_attach() at acpi_attach+0x5a7 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c nexus_attach() at nexus_attach+0x19 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae root_bus_configure() at root_bus_configure+0x24 configure() at configure+0x22 mi_startup() at mi_startup+0xb8 btext() at btext+0x2c malloc() of "32" with the following non-sleepable locks held: exclusive sleep mutex skc0 (network driver) r = 0 (0xffffff0000d54a70) locked @ /u1/src/HEAD/compile-20040529-1019/sys/pci/if_sk.c:672 Stack backtrace: backtrace() at backtrace+0x17 witness_warn() at witness_warn+0x2a7 uma_zalloc_arg() at uma_zalloc_arg+0xb1 malloc() at malloc+0xe1 sysctl_add_oid() at sysctl_add_oid+0x177 device_sysctl_init() at device_sysctl_init+0x154 device_attach() at device_attach+0xf device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c miibus_attach() at miibus_attach+0x4b device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c mii_phy_probe() at mii_phy_probe+0x108 sk_attach() at sk_attach+0x390 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c skc_attach() at skc_attach+0x6b5 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c acpi_pci_attach() at acpi_pci_attach+0x105 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae 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_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c acpi_probe_children() at acpi_probe_children+0x87 acpi_attach() at acpi_attach+0x5a7 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c nexus_attach() at nexus_attach+0x19 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae root_bus_configure() at root_bus_configure+0x24 configure() at configure+0x22 mi_startup() at mi_startup+0xb8 btext() at btext+0x2c ...... e1000phy0: <Marvell 88E1000 Gigabit PHY> on miibus0 lock order reversal 1st 0xffffff0000d54a70 skc0 (network driver) @ /u1/src/HEAD/compile-20040529-1019/sys/pci/if_sk.c:672 2nd 0xffffffff807ad5a0 kernel environment (kernel environment) @ /u1/src/HEAD/compile-20040529-1019/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_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c miibus_attach() at miibus_attach+0x4b device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c mii_phy_probe() at mii_phy_probe+0x108 sk_attach() at sk_attach+0x390 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c skc_attach() at skc_attach+0x6b5 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c acpi_pci_attach() at acpi_pci_attach+0x105 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae 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_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c acpi_probe_children() at acpi_probe_children+0x87 acpi_attach() at acpi_attach+0x5a7 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae bus_generic_attach() at bus_generic_attach+0x1c nexus_attach() at nexus_attach+0x19 device_attach() at device_attach+0x5b device_probe_and_attach() at device_probe_and_attach+0xae root_bus_configure() at root_bus_configure+0x24 configure() at configure+0x22 mi_startup() at mi_startup+0xb8 btext() at btext+0x2c e1000phy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseTX-FDX, auto skc0: [GIANT-LOCKED] -- 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 ?
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