Re: i915kms.ko not loading

On Wednesday, September 04, 2013 2:16:35 pm Alexander wrote:
> 04.09.2013 18:58, John Baldwin wrote:
> > On Wednesday, September 04, 2013 11:01:03 am Alexander wrote:
> >> 02.09.2013 14:42, Jean-Sébastien Pédron пишет:
> >>> On 02.09.2013 12:00, Alexander wrote:
> >>>> (...)
> >>>> #17 0xffffffff80462700 in sysctl_move_oid ()
> >>>> #18 0xffffffff80319070 in drm_attach ()
> >>>> (...)
> >>> The kernel is missing debug symbols. Could you please rebuild your
> >>> kernel with the following option:
> >>>     makeoptions DEBUG=-g
> >>> (also found in GENERIC)
> >>>
> >>> Then reproduce the problem and send the output of kgdb again?
> >>>
> >>> Thanks!
> >>>
> >> I rebuild the kernel with debug-g
> >>
> >> <root> kgdb /boot/kernel/kernel /var/crash/vmcore.0
> >> GNU gdb 6.1.1 [FreeBSD]
> >> Copyright 2004 Free Software Foundation, Inc.
> >> GDB is free software, covered by the GNU General Public License, and you 
are
> >> welcome to change it and/or distribute copies of it under certain
> >> conditions.
> >> Type "show copying" to see the conditions.
> >> There is absolutely no warranty for GDB.  Type "show warranty" for 
details.
> >> This GDB was configured as "amd64-marcel-freebsd"...
> >>
> >> Unread portion of the kernel message buffer:
> >> drmn0: <Intel IvyBridge> on vgapci0
> >> iicbus0: <Philips I2C bus> on iicbb0 addr 0xff
> >> iicsmb0: <SMBus over I2C bridge> on iicbus0
> >> smbus1: <System Management Bus> on iicsmb0
> >> smb1: <SMBus generic I/O> on smbus1
> >> iic0: <I2C generic I/O> on iicbus0
> >> iicsmb1: <SMBus over I2C bridge> on iicbus1
> >> smbus2: <System Management Bus> on iicsmb1
> >> smb2: <SMBus generic I/O> on smbus2
> >> iic1: <I2C generic I/O> on iicbus1
> >> iicbus2: <Philips I2C bus> on iicbb1 addr 0xff
> >> iicsmb2: <SMBus over I2C bridge> on iicbus2
> >> smbus3: <System Management Bus> on iicsmb2
> >> smb3: <SMBus generic I/O> on smbus3
> >> iic2: <I2C generic I/O> on iicbus2
> >> iicsmb3: <SMBus over I2C bridge> on iicbus3
> >> smbus4: <System Management Bus> on iicsmb3
> >> smb4: <SMBus generic I/O> on smbus4
> >> iic3: <I2C generic I/O> on iicbus3
> >> iicbus4: <Philips I2C bus> on iicbb2 addr 0xff
> >> iicsmb4: <SMBus over I2C bridge> on iicbus4
> >> smbus5: <System Management Bus> on iicsmb4
> >> smb5: <SMBus generic I/O> on smbus5
> >> iic4: <I2C generic I/O> on iicbus4
> >> iicsmb5: <SMBus over I2C bridge> on iicbus5
> >> smbus6: <System Management Bus> on iicsmb5
> >> smb6: <SMBus generic I/O> on smbus6
> >> iic5: <I2C generic I/O> on iicbus5
> >> iicbus6: <Philips I2C bus> on iicbb3 addr 0xff
> >> iicsmb6: <SMBus over I2C bridge> on iicbus6
> >> smbus7: <System Management Bus> on iicsmb6
> >> smb7: <SMBus generic I/O> on smbus7
> >> iic6: <I2C generic I/O> on iicbus6
> >> iicsmb7: <SMBus over I2C bridge> on iicbus7
> >> smbus8: <System Management Bus> on iicsmb7
> >> smb8: <SMBus generic I/O> on smbus8
> >> iic7: <I2C generic I/O> on iicbus7
> >> iicbus8: <Philips I2C bus> on iicbb4 addr 0xff
> >> iicsmb8: <SMBus over I2C bridge> on iicbus8
> >> smbus9: <System Management Bus> on iicsmb8
> >> smb9: <SMBus generic I/O> on smbus9
> >> iic8: <I2C generic I/O> on iicbus8
> >> iicsmb9: <SMBus over I2C bridge> on iicbus9
> >> smbus10: <System Management Bus> on iicsmb9
> >> smb10: <SMBus generic I/O> on smbus10
> >> iic9: <I2C generic I/O> on iicbus9
> >> iicbus10: <Philips I2C bus> on iicbb5 addr 0xff
> >> iicsmb10: <SMBus over I2C bridge> on iicbus10
> >> smbus11: <System Management Bus> on iicsmb10
> >> smb11: <SMBus generic I/O> on smbus11
> >> iic10: <I2C generic I/O> on iicbus10
> >> iicsmb11: <SMBus over I2C bridge> on iicbus11
> >> smbus12: <System Management Bus> on iicsmb11
> >> smb12: <SMBus generic I/O> on smbus12
> >> iic11: <I2C generic I/O> on iicbus11
> >> iicbus12: <Philips I2C bus> on iicbb6 addr 0xff
> >> iicsmb12: <SMBus over I2C bridge> on iicbus12
> >> smbus13: <System Management Bus> on iicsmb12
> >> smb13: <SMBus generic I/O> on smbus13
> >> iic12: <I2C generic I/O> on iicbus12
> >> iicsmb13: <SMBus over I2C bridge> on iicbus13
> >> smbus14: <System Management Bus> on iicsmb13
> >> smb14: <SMBus generic I/O> on smbus14
> >> iic13: <I2C generic I/O> on iicbus13
> >> iicbus14: <Philips I2C bus> on iicbb7 addr 0xff
> >> iicsmb14: <SMBus over I2C bridge> on iicbus14
> >> smbus15: <System Management Bus> on iicsmb14
> >> smb15: <SMBus generic I/O> on smbus15
> >> iic14: <I2C generic I/O> on iicbus14
> >> iicsmb15: <SMBus over I2C bridge> on iicbus15
> >> smbus16: <System Management Bus> on iicsmb15
> >> smb16: <SMBus generic I/O> on smbus16
> >> iic15: <I2C generic I/O> on iicbus15
> >>
> >>
> >> Fatal trap 9: general protection fault while in kernel mode
> >> cpuid = 2; apic id = 02
> >> instruction pointer    = 0x20:0xffffffff810402a6
> >> stack pointer            = 0x28:0xfffffe011f2f8360
> >> frame pointer            = 0x28:0xfffffe011f2f83e0
> >> code segment        = base 0x0, limit 0xfffff, type 0x1b
> >>             = DPL 0, pres 1, long 1, def32 0, gran 1
> >> processor eflags    = interrupt enabled, resume, IOPL = 0
> >> current process        = 1408 (kldload)
> >> trap number        = 9
> >> panic: general protection fault
> >> cpuid = 2
> >> Uptime: 1m30s
> >> Dumping 449 out of 7118 
MB:..4%..11%..22%..33%..43%..54%..61%..72%..82%..93%
> >>
> >> Reading symbols from /boot/kernel/zfs.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/zfs.ko.symbols
> >> Reading symbols from /boot/kernel/acl_nfs4.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/acl_nfs4.ko.symbols
> >> Reading symbols from /boot/kernel/opensolaris.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/opensolaris.ko.symbols
> >> Reading symbols from /boot/kernel/if_re.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/if_re.ko.symbols
> >> Reading symbols from /boot/kernel/snd_hda.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/snd_hda.ko.symbols
> >> Reading symbols from /boot/kernel/umodem.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/umodem.ko.symbols
> >> Reading symbols from /boot/kernel/ucom.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/ucom.ko.symbols
> >> Reading symbols from /boot/kernel/u3g.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/u3g.ko.symbols
> >> Reading symbols from /boot/modules/vboxdrv.ko...done.
> >> Loaded symbols for /boot/modules/vboxdrv.ko
> >> Reading symbols from /boot/kernel/fuse.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/fuse.ko.symbols
> >> Reading symbols from /boot/kernel/fdescfs.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/fdescfs.ko.symbols
> >> Reading symbols from /boot/modules/vboxnetflt.ko...done.
> >> Loaded symbols for /boot/modules/vboxnetflt.ko
> >> Reading symbols from /boot/kernel/netgraph.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/netgraph.ko.symbols
> >> Reading symbols from /boot/kernel/ng_ether.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/ng_ether.ko.symbols
> >> Reading symbols from /boot/modules/vboxnetadp.ko...done.
> >> Loaded symbols for /boot/modules/vboxnetadp.ko
> >> Reading symbols from /boot/kernel/i915kms.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/i915kms.ko.symbols
> >> Reading symbols from /boot/kernel/drm2.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/drm2.ko.symbols
> >> Reading symbols from /boot/kernel/iic.ko.symbols...done.
> >> Loaded symbols for /boot/kernel/iic.ko.symbols
> >> #0  doadump (textdump=<value optimized out>) at pcpu.h:236
> >> 236    pcpu.h: No such file or directory.
> >>     in pcpu.h
> >> (kgdb) bt
> >> #0  doadump (textdump=<value optimized out>) at pcpu.h:236
> >> #1  0xffffffff80459aa0 in kern_reboot (howto=260) at
> >> /usr/src/sys/kern/kern_shutdown.c:447
> >> #2  0xffffffff80459e27 in panic (fmt=<value optimized out>) at
> >> /usr/src/sys/kern/kern_shutdown.c:754
> >> #3  0xffffffff8062977a in trap_fatal (frame=<value optimized out>,
> >> eva=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:873
> >> #4  0xffffffff8062942e in trap (frame=<value optimized out>) at
> >> /usr/src/sys/amd64/amd64/trap.c:224
> >> #5  0xffffffff80612fd3 in calltrap () at
> >> /usr/src/sys/amd64/amd64/exception.S:232
> >> #6  0xffffffff810402a6 in intel_parse_bios (dev=0xfffff80005dca800) at
> >> /usr/src/sys/modules/drm2/i915kms/../../../dev/drm2/i915/intel_bios.c:287
> >> #7  0xffffffff8102ba64 in i915_driver_load (dev=0xfffff80005dca800,
> >> flags=<value optimized out>)
> >>     at
> >> /usr/src/sys/modules/drm2/i915kms/../../../dev/drm2/i915/i915_dma.c:1002
> >> #8  0xffffffff80319390 in drm_attach (kdev=<value optimized out>,
> >> idlist=<value optimized out>) at /usr/src/sys/dev/drm/drm_drv.c:462
> > Can you do 'frame 6' and then 'l'?
> >
> >
> (kgdb) frame 6
> #6  0xffffffff810402a6 in intel_parse_bios (dev=0xfffff80005dca800) at
> /usr/src/sys/modules/drm2/i915kms/../../../dev/drm2/i915/intel_bios.c:287
> 287        switch (INTEL_INFO(dev)->gen) {
> (kgdb) l
> 282    }
> 283   
> 284    static int intel_bios_ssc_frequency(struct drm_device *dev,
> 285                        bool alternate)
> 286    {
> 287        switch (INTEL_INFO(dev)->gen) {
> 288        case 2:
> 289            return alternate ? 66 : 48;
> 290        case 3:
> 291        case 4:
> (kgdb) q

Hmm, 'p *dev'?

-- 
John Baldwin