[Bug 232691] i915 (?): Fatal trap 12: page fault while in kernel mode (supervisor read data, page not present, i915_gem_* functions)

[bugzilla-noreply at freebsd.org]

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=232691

--- Comment #5 from Martin Filla <freebsd at sysctl.cz> ---
Hi, this is bt with debug symbols

Fatal trap 12: page fault while in kernel mode
cpuid = 7; apic id = 07
fault virtual address   = 0x40
fault code              = supervisor read data, page not present
instruction pointer     = 0x20:0xffffffff82974970
stack pointer           = 0x0:0xfffffe0233d8a630
frame pointer           = 0x0:0xfffffe0233d8a660
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags        = interrupt enabled, resume, IOPL = 3
current process         = 35462 (Xorg)
trap number             = 12
panic: page fault
cpuid = 7
KDB: stack backtrace:
#0 0xffffffff80b3d5b7 at kdb_backtrace+0x67
#1 0xffffffff80af6b57 at vpanic+0x177
#2 0xffffffff80af69d3 at panic+0x43
#3 0xffffffff80f7827f at trap_fatal+0x35f
#4 0xffffffff80f782d9 at trap_pfault+0x49
#5 0xffffffff80f77aa7 at trap+0x2c7
#6 0xffffffff80f580cc at calltrap+0x8
#7 0xffffffff828f2aff at i915_gem_evict_something+0xbf
#8 0xffffffff828ef00e at i915_gem_object_pin+0x37e
#9 0xffffffff828ecbe9 at i915_gem_pager_populate+0x1a9
#10 0xffffffff80dea657 at vm_fault_hold+0x11f7
#11 0xffffffff80de9415 at vm_fault+0x75
#12 0xffffffff80f783dc at trap_pfault+0x14c
#13 0xffffffff80f77b33 at trap+0x353
#14 0xffffffff80f580cc at calltrap+0x8
Uptime: 4h30m33s
Dumping 1021 out of 8048 MB:..2%..11%..21%..32%..41%..51%..62%..71%..82%..91%

Reading symbols from /boot/kernel/acpi_video.ko...done.
Loaded symbols for /boot/kernel/acpi_video.ko
Reading symbols from /usr/lib/debug/boot/kernel/aesni.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/aesni.ko.debug
Reading symbols from /usr/lib/debug/boot/kernel/geom_eli.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/geom_eli.ko.debug
Reading symbols from /usr/lib/debug/boot/kernel/geom_mirror.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/geom_mirror.ko.debug
Reading symbols from /usr/lib/debug/boot/kernel/zfs.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/zfs.ko.debug
Reading symbols from /usr/lib/debug/boot/kernel/opensolaris.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/opensolaris.ko.debug
Reading symbols from /boot/modules/vboxdrv.ko...done.
Loaded symbols for /boot/modules/vboxdrv.ko
Reading symbols from /usr/lib/debug/boot/kernel/coretemp.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/coretemp.ko.debug
Reading symbols from /usr/lib/debug/boot/kernel/if_lagg.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/if_lagg.ko.debug
Reading symbols from /boot/kernel/ums.ko...done.
Loaded symbols for /boot/kernel/ums.ko
Reading symbols from /boot/kernel/pflog.ko...done.
Loaded symbols for /boot/kernel/pflog.ko
Reading symbols from /usr/lib/debug/boot/kernel/pf.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/pf.ko.debug
Reading symbols from /boot/modules/vboxnetflt.ko...done.
Loaded symbols for /boot/modules/vboxnetflt.ko
Reading symbols from /usr/lib/debug/boot/kernel/netgraph.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/netgraph.ko.debug
Reading symbols from /usr/lib/debug/boot/kernel/ng_ether.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/ng_ether.ko.debug
Reading symbols from /boot/modules/vboxnetadp.ko...done.
Loaded symbols for /boot/modules/vboxnetadp.ko
Reading symbols from /usr/lib/debug/boot/kernel/linux.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/linux.ko.debug
Reading symbols from /usr/lib/debug/boot/kernel/linux_common.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/linux_common.ko.debug
Reading symbols from /usr/lib/debug/boot/kernel/linux64.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/linux64.ko.debug
Reading symbols from /usr/lib/debug/boot/kernel/i915kms.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/i915kms.ko.debug
Reading symbols from /usr/lib/debug/boot/kernel/drm2.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/drm2.ko.debug
Reading symbols from /boot/kernel/iicbus.ko...done.
Loaded symbols for /boot/kernel/iicbus.ko
Reading symbols from /boot/kernel/iic.ko...done.
Loaded symbols for /boot/kernel/iic.ko
Reading symbols from /boot/kernel/iicbb.ko...done.
Loaded symbols for /boot/kernel/iicbb.ko
Reading symbols from /usr/lib/debug/boot/kernel/tmpfs.ko.debug...done.
Loaded symbols for /usr/lib/debug/boot/kernel/tmpfs.ko.debug
#0  doadump (textdump=<value optimized out>) at pcpu.h:233
233     pcpu.h: No such file or directory.
        in pcpu.h
(kgdb) bt
#0  doadump (textdump=<value optimized out>) at pcpu.h:233
#1  0xffffffff80af676b in kern_reboot (howto=260) at
/usr/src/sys/kern/kern_shutdown.c:383
#2  0xffffffff80af6b91 in vpanic (fmt=<value optimized out>, ap=<value
optimized out>) at /usr/src/sys/kern/kern_shutdown.c:776
#3  0xffffffff80af69d3 in panic (fmt=<value optimized out>) at
/usr/src/sys/kern/kern_shutdown.c:707
#4  0xffffffff80f7827f in trap_fatal (frame=0xfffffe0233d8a570, eva=64) at
/usr/src/sys/amd64/amd64/trap.c:875
#5  0xffffffff80f782d9 in trap_pfault (frame=0xfffffe0233d8a570, usermode=0) at
pcpu.h:233
#6  0xffffffff80f77aa7 in trap (frame=0xfffffe0233d8a570) at
/usr/src/sys/amd64/amd64/trap.c:415
#7  0xffffffff80f580cc in alltraps_pushregs_no_rax () at
/usr/src/sys/amd64/amd64/exception.S:222
#8  0x0000000000000000 in ?? ()
Current language:  auto; currently minimal

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