Date: Tue, 28 Jun 2005 13:14:03 +0300 (EEST) From: Niki Denev <nike_d@cytexbg.com> To: FreeBSD-gnats-submit@FreeBSD.org Subject: kern/82727: kernel module if_fwip fails to load, machine panics if compiled in kernel Message-ID: <200506281014.j5SAE3VV000907@phobos.totalterror.net> Resent-Message-ID: <200506281020.j5SAKB09069871@freefall.freebsd.org>
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>Number: 82727 >Category: kern >Synopsis: kernel module if_fwip fails to load, machine panics if compiled in kernel >Confidential: no >Severity: non-critical >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Jun 28 10:20:11 GMT 2005 >Closed-Date: >Last-Modified: >Originator: Niki Denev >Release: FreeBSD 6.0-CURRENT i386 >Organization: >Environment: System: FreeBSD phobos.totalterror.net 6.0-CURRENT FreeBSD 6.0-CURRENT #1: Tue Jun 28 11:03:44 EEST 2005 root@phobos.totalterror.net:/usr/src/sys/i386/compile/PHOBOS i386 Kernel config available at http://totalterror.net/freebsd/ >Description: Kernel module if_fwip (Ip over FireWire) fails to load (even on GENERIC kernel), and panics the machine if compiled in. >How-To-Repeat: When used as module (same situation with GENERIC kernel) : root@phobos# kldstat Id Refs Address Size Name 1 4 0xc0400000 4f3e34 kernel root@phobos# kldload if_fwip interface firewire.1 already present in the KLD 'kernel'! kldload: can't load if_fwip: File exists root@phobos# cat /usr/src/sys/i386/conf/PHOBOS |grep fwip #device fwip # Ethernet over FireWire (RFC Standard) When compiled in kernel : ---/snip/--- fwohci0: <Ricoh R5C552> mem 0x0202000-0xc02027ff irq 11 at device 0.2 on pci2 fwohci0: Reserved 0x800 byes for rid 0x10 type 3 at 0xc0202000 fwohci0: [MPSAFE] fwohci0: OHCI version 1.0 (ROM=0) fwohci0: No. of Isochronous channels is 4. fwohci0: EUI64 00:06:1b:02:01:21:bf:58 fwohci0: Phy 1394a available S400, 2 ports. fwohci0: Link S400, max_rec 2048 bytes. firewire0: <IEEE1394(FireWire) bus> on fwohci0 fwip0: <IP over FireWire> on firewire0 Fatal trap 12: page fault while in kernel mode fault virtual address = 0x4 fault code = supervisor read, page not present instruction pointer = 0x20:0xc04ef1ee stack pointer = 0x28:0xc0c209c8 frame pointer = 0x28:0xc0c209d8 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 0 (swapper) [thread pid 0 tid 0] Stopped at fwip_attach+0xa2: movl 0x4(%eax),%edx db> trace bus_generic_probe(c1aa3980,c1ad83cc,3e8,c04e5798,c1ad4000) at bus_generic_probe+0x46 firewire_attach(c1aa3980,c1aa3980,c1ad4000,c1ac8180,c0c20aa8) at firewire_attach+0xad device_attach(c1aa3980,c1aa3980,c1ad4000) at device_attach+0x1be fwohci_pci_add_child(c1ac8180,0,c0792a14,ffffffff) at fwohci_pci_add_child+0x38 firewire_identify(c07cee84,c1ac8180,c1ad4000,c1ac8180,c0c20aec) at firewire_identify+0x3e bus_generic_probe(c1ac8180,0,c1ac8180,c1ac8180,c1ac8180) at bus_generic_probe+0x46 fwohci_pci_attach(c1ac8180,c1ac8180,c1aa2300,c1aa2300,c0c20b24) at fwohci_pci_attach+0x103 device_attach(c1ac8180) at device_attach+0x1be bus_generic_attach(c1aa2300,6,c1a573c0,1,c04b1c84) at bus_generic_attach+0x12 acpi_pci_attach(c1aa2300,c1aa2300,0,c1a8bb0,c0c20b80) at acpi_pci_attach+0xd0 device_attach(c1aa2300) at device_attach+0x1be bus_generic_attach(c1a8bb00,c1a8bb00,c1a8d000,c1a573c0,c1aaa100) at bus_generic_attach+0x12 acpi_pcib_attach(c1a8bb00,c1aaa130,2,c1a573c0,c1a8bb00) at acpi_pcib_attach+0x130 acpi_pcib_pci_attach(c1a8bb00,c1a8bb00,c1a8d000,c1a8d000,c0c20bf0) at acpi_pcib_pci_attach+0x7c device_attach(c1a8bb00) at device_attach+0x1be bus_generic_attach(c1a8d000,6,c1a28b20,1,c04b1c84) at bus_generic_attach+0x12 acpi_pci_attach(c1a8d000,c1a8d000,0,c19d1680,c0c20c4c) at acpi_pci_attach+0xd0 device_attach(c1a8d000) at device_attach+0x1be bus_generic_attach(c19d1680,c19d1680,0,c1a28b20,c1a826e0) at bus_generic_attach+0x12 acpi_pcib_attach(c19d1680,c1a826f4,0,c07ddcc0,c19d1680) at acpi_pcib_attach+0x130 acpi_pcib_acpi_attach(c19d1680,c19d1680,c1a8e300,c1985700,c0c20cc8) at acpi_pcib_acpi_attach+0xcf device_attach(c19d1680) at device_attach+0x1be bus_generic_attach(c1985700,167f,1600,c1a761a8,4) at bus_generic_attach+0x12 acpi_attach(c1985700,c1985700,c1985d80,c1988a40,c0c20d28) at acpi_attach+0x631 device_attach(c1985700) at device_attach+0x1be bus_generic_attach(c1985d80,c1985d80,c1985dcc,c0c20d54,c05b89a2) at bus_generic_attach+0x12 nexus_attach(c1985d80,c1985d80,c197b9b8,0,c0c20d64) at nexus_attach+0x13 device_attach(c1985d80,c07f6cb9,c0c20d6c,c07386a9,c0c20d88) at device_attach+0x1be root_bus_configure(c0c20d88,c05770x37,0,c197bae4,c1ec00) at root_bus_configure+0x16 configure(0,c197bae4,c1ec00,c1e000,c25000) at configure+0x9 mi_startup() at mi_startup+0xb3 begin() at begin+0x2c db> ---/end/--- The machine is IBM ThinkPad X31 P.S.: panic and trace msgs taken by hand. possible typos. >Fix: unknown >Release-Note: >Audit-Trail: >Unformatted:
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