Nope, spoke too soon: Unread portion of the kernel message buffer: panic: In GPU write domain cpuid = 1 KDB: stack backtrace: db_trace_self_wrapper(c09d59ce,0,c09ad9fe,205,f1ce2938,...) at db_trace_self_wrapper+0x2d/frame 0xf1ce2908 kdb_backtrace(c0a10b67,1,c82fb835,f1ce29f8,f1ce2998,...) at kdb_backtrace+0x30/frame 0xf1ce2970 vpanic(c0b1c868,100,c82fb835,f1ce29f8,5d,...) at vpanic+0x120/frame 0xf1ce29b0 kassert_panic(c82fb835,c7bacd00,346,c95a8700,c95a8fa8,...) at kassert_panic+0x14f/frame 0xf1ce29ec i915_gem_pread_ioctl(c7ab1800,f1ce2b40,c7bacd00,c09c7175,86,...) at i915_gem_pread_ioctl+0x667/frame 0xf1ce2a5c drm_ioctl(c7bacc00,8020645c,f1ce2b40,3,c7e0e000,...) at drm_ioctl+0x213/frame 0xf1ce2aa4 devfs_ioctl_f(c7c135b0,8020645c,f1ce2b40,c7b77200,c7e0e000,...) at devfs_ioctl_f+0x11e/frame 0xf1ce2adc kern_ioctl(c7e0e000,a,8020645c,f1ce2b40,c7e0e000,...) at kern_ioctl+0x2e0/frame 0xf1ce2b18 sys_ioctl(c7e0e000,f1ce2c68,f1ce2bf4,16cc32,2710,...) at sys_ioctl+0x11d/frame 0xf1ce2bd8 syscall(f1ce2ca8) at syscall+0x31a/frame 0xf1ce2c9c Xint0x80_syscall() at Xint0x80_syscall+0x21/frame 0xf1ce2c9c --- syscall (54, FreeBSD ELF32, sys_ioctl), eip = 0x28673fff, esp = 0xbfbfe90c, ebp = 0xbfbfe928 --- (kgdb) #0 doadump (textdump=-1061574304) at pcpu.h:233 #1 0xc04fb4cd in db_fncall (dummy1=-238147896, dummy2=0, dummy3=-951565744, dummy4=0xf1ce26b4 "�OR�`���") at /usr/home/adrian/work/freebsd/head/src/sys/ddb/db_command.c:568 #2 0xc04fb1bb in db_command (cmd_table=<value optimized out>) at /usr/home/adrian/work/freebsd/head/src/sys/ddb/db_command.c:440 #3 0xc04faee0 in db_command_loop () at /usr/home/adrian/work/freebsd/head/src/sys/ddb/db_command.c:493 #4 0xc04fd97e in db_trap (code=<value optimized out>) at /usr/home/adrian/work/freebsd/head/src/sys/ddb/db_main.c:251 #5 0xc06d453c in kdb_trap (type=3, code=<value optimized out>, tf=<value optimized out>) at /usr/home/adrian/work/freebsd/head/src/sys/kern/subr_kdb.c:654 #6 0xc094ca90 in trap (frame=<value optimized out>) at /usr/home/adrian/work/freebsd/head/src/sys/i386/i386/trap.c:693 #7 0xc093705c in calltrap () at /usr/home/adrian/work/freebsd/head/src/sys/i386/i386/exception.s:169 #8 0xc06d3dad in kdb_enter (why=0xc09d0b25 "panic", msg=<value optimized out>) at cpufunc.h:71 #9 0xc0696aa4 in vpanic (fmt=<value optimized out>, ap=<value optimized out>) at /usr/home/adrian/work/freebsd/head/src/sys/kern/kern_shutdown.c:739 #10 0xc069695f in kassert_panic (fmt=<value optimized out>) at /usr/home/adrian/work/freebsd/head/src/sys/kern/kern_shutdown.c:634 #11 0xc82b2bd7 in i915_gem_pread_ioctl (dev=0xc09d5a19, data=0xf1ce2b40, file=<value optimized out>) at /usr/home/adrian/work/freebsd/head/src/sys/modules/drm2/i915kms/../../../dev/drm2/i915/i915_gem.c:3010 #12 0xc8323f53 in drm_ioctl (kdev=0xc7bacc00, cmd=<value optimized out>, data=<value optimized out>, flags=3, p=<value optimized out>) at /usr/home/adrian/work/freebsd/head/src/sys/modules/drm2/drm2/../../../dev/drm2/drm_drv.c:942 #13 0xc057105e in devfs_ioctl_f (fp=<value optimized out>, com=2149606492, data=<value optimized out>, cred=<value optimized out>, td=0xc7e0e000) at /usr/home/adrian/work/freebsd/head/src/sys/fs/devfs/devfs_vnops.c:775 #14 0xc06f6050 in kern_ioctl (td=0x2, fd=<value optimized out>, com=9, data=<value optimized out>) at file.h:318 #15 0xc06f5cfd in sys_ioctl (uap=<value optimized out>) at /usr/home/adrian/work/freebsd/head/src/sys/kern/sys_generic.c:718 #16 0xc094d79a in syscall (frame=<value optimized out>) at subr_syscall.c:133 #17 0xc09370f1 in Xint0x80_syscall () at /usr/home/adrian/work/freebsd/head/src/sys/i386/i386/exception.s:269 #18 0x00000033 in ?? () Previous frame inner to this frame (corrupt stack?) Current language: auto; currently minimal (kgdb) .. anything else you'd like? -adrian On 19 January 2015 at 22:00, Adrian Chadd <adrian_at_freebsd.org> wrote: > Hi, > > I finally fired this up on an older Intel to test. this is patch 8 > from your website: > > vgapci0_at_pci0:0:2:0: class=0x030000 card=0x20e417aa chip=0x2a428086 > rev=0x07 hdr=0x00 > vendor = 'Intel Corporation' > device = 'Mobile 4 Series Chipset Integrated Graphics Controller' > class = display > subclass = VGA > vgapci1_at_pci0:0:2:1: class=0x038000 card=0x20e417aa chip=0x2a438086 > rev=0x07 hdr=0x00 > vendor = 'Intel Corporation' > device = 'Mobile 4 Series Chipset Integrated Graphics Controller' > class = display > > .. works fine for me. Do you need any further information? > > I have some other pre-sandybridge devices that I'll spin this up on > once they've been updated to the latest -HEAD. > > Thanks! > > > > -adrianReceived on Tue Jan 20 2015 - 05:08:02 UTC
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