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Chris Wilson 6f772d7e2f drm/i915: Explosion following OOM in do_execbuffer. 
Oops, when merging the extra details following an OOM, I missed that
driver_private is now NULL and the correct way to convert from the
drm_gem_object into the drm_i915_gem_object is to use to_intel_bo().

BUG: unable to handle kernel NULL pointer dereference at 00000069
IP: [<c11a4a02>] i915_gem_do_execbuffer+0x71f/0xbb6
*pde = 00000000
Oops: 0000 [#1] SMP
last sysfs file: /sys/devices/virtual/vc/vcsa3/uevent

Pid: 10993, comm: X Not tainted 2.6.35-rc2+ #67 /
EIP: 0060:[<c11a4a02>] EFLAGS: 00213202 CPU: 0
EIP is at i915_gem_do_execbuffer+0x71f/0xbb6
EAX: f647e8a8 EBX: 00000000 ECX: 00000003 EDX: 00000000
ESI: 00424000 EDI: 00000000 EBP: f6508e48 ESP: f6508dd4
 DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Process X (pid: 10993, ti=f6508000 task=f6432880 task.ti=f6508000)
Stack:
 f6508de0 f7130000 00000001 00000000 00000000 f647e8a8 00000000 f64f8480
<0> f7974414 00000000 00000006 00000000 00000000 f6578000 00000008 00000006
<0> f6797880 00400000 00000000 ffffffe4 f7974400 000000d0 000000d0 000001c0
Call Trace:
 [<c11a4f3a>] ? i915_gem_execbuffer2+0xa1/0xe7
 [<c118ab96>] ? drm_ioctl+0x22c/0x2fa
 [<c11a4e99>] ? i915_gem_execbuffer2+0x0/0xe7
 [<c107e88c>] ? do_sync_read+0x8f/0xca
 [<c1088cbd>] ? vfs_ioctl+0x2c/0x96
 [<c118a96a>] ? drm_ioctl+0x0/0x2fa
 [<c10891f4>] ? do_vfs_ioctl+0x429/0x45a
 [<c107e5c9>] ? fsnotify_access+0x54/0x5f
 [<c107ee1c>] ? vfs_read+0x9a/0xae
 [<c1089258>] ? sys_ioctl+0x33/0x4d
 [<c1002610>] ? sysenter_do_call+0x12/0x26
Code: d0 89 4d c4 31 c9 89 45 d8 eb 44 8b 45 cc 8b 14 88 8b 42 50 89 45
bc 8b 45 a0 8b 52 38 89 55 d0 31 d2 f6 40 20 01 74 0d 8b 55 bc <f6> 42
69 30 0f 95 c2 0f b6 d2 8b 45 d0 c7 45 d4 00 00 00 00 89
EIP: [<c11a4a02>] i915_gem_do_execbuffer+0x71f/0xbb6 SS:ESP 0068:f6508dd4
CR2: 0000000000000069
---[ end trace 3f1d514b34d39381 ]---

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
2010-07-05 09:14:51 -07:00
..
accessibility
acpi correct console log level when ERST ACPI table is not found 2010-07-01 18:40:29 -07:00
amba
ata ata_generic: implement ATA_GEN_* flags and force enable DMA on MBP 7,1 2010-07-01 15:34:48 -04:00
atm Merge remote branch 'origin' into secretlab/next-devicetree 2010-05-22 00:36:56 -06:00
auxdisplay auxdisplay: section cleanup in cfag12864bfb driver 2010-05-25 08:07:09 -07:00
base topology: convert cpu notifier to return encapsulate errno value 2010-05-27 09:12:48 -07:00
block cciss: set SCSI max cmd len to 16, as default is wrong 2010-06-15 08:12:34 +02:00
bluetooth Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6 2010-05-20 21:04:44 -07:00
cdrom of: Always use 'struct device.of_node' to get device node pointer. 2010-05-18 16:10:44 -06:00
char Merge branch 'drm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6 2010-07-01 09:36:49 -07:00
clocksource clocksource: sh_cmt: Fix up bogus shift value. 2010-06-22 16:41:31 +09:00
connector
cpufreq Merge branch 'x86-cpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2010-05-18 08:49:13 -07:00
cpuidle sched: Cure nr_iowait_cpu() users 2010-07-01 09:39:48 +02:00
crypto crypto: crypto4xx - Fix build breakage 2010-06-03 16:57:24 +10:00
dca
dio
dma of/dma: fix build breakage in ppc4xx adma driver 2010-07-02 15:46:17 -06:00
edac Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/i7core 2010-07-04 20:12:06 -07:00
eisa
firewire firewire: core: check for 1394a compliant IRM, fix inaccessibility of Sony camcorder 2010-06-02 19:48:13 +02:00
firmware sysfs: add struct file* to bin_attr callbacks 2010-05-21 09:37:31 -07:00
gpio drivers/gpio is platform-neutral 2010-06-29 15:29:32 -07:00
gpu drm/i915: Explosion following OOM in do_execbuffer. 2010-07-05 09:14:51 -07:00
hid Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2010-05-27 09:19:55 -07:00
hwmon hwmon: (k8temp) Bypass core swapping on single-core processors 2010-06-20 09:22:32 +02:00
i2c i2c: Remove all i2c_set_clientdata(client, NULL) in drivers 2010-06-03 11:33:58 +02:00
ide powerpc/macio: Fix probing of macio devices by using the right of match table 2010-06-02 17:50:38 +10:00
idle intel_idle: native hardware cpuidle driver for latest Intel processors 2010-05-28 14:26:20 -04:00
ieee1394 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6 2010-05-27 10:22:06 -07:00
ieee802154
infiniband fix the deadlock in qib_fs 2010-06-04 17:16:27 -04:00
input Input: wacom - fix serial number handling on Cintiq 21UX2 2010-06-22 11:32:24 -07:00
isdn ISDN: hysdn, fix potential NULL dereference 2010-06-26 22:12:02 -07:00
leds i2c: Remove all i2c_set_clientdata(client, NULL) in drivers 2010-06-03 11:33:58 +02:00
lguest
macintosh Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc 2010-06-03 15:46:37 -07:00
mca
md md/raid5: don't include 'spare' drives when reshaping to fewer devices. 2010-06-24 13:36:04 +10:00
media Merge branch 'v4l_for_2.6.35' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6 2010-06-04 15:38:12 -07:00
memstick
message drivers/message/i2o/i2o_config.c: use memdup_user 2010-05-27 09:12:41 -07:00
mfd i2c: Remove all i2c_set_clientdata(client, NULL) in drivers 2010-06-03 11:33:58 +02:00
misc vmware balloon: clamp number of collected non-balloonable pages 2010-06-04 15:21:44 -07:00
mmc mmc: msm: fix compile error on MSM7x30 2010-06-09 08:51:31 -07:00
mtd Merge git://git.infradead.org/~dwmw2/mtd-2.6.35 2010-06-07 17:10:06 -07:00
net Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 2010-06-27 11:28:02 -07:00
nubus
of Merge remote branch 'origin' into secretlab/next-devicetree 2010-05-22 00:36:56 -06:00
oprofile
parisc
parport m68k: amiga - Parallel port platform device conversion 2010-05-26 19:51:09 +02:00
pci Merge branch 'virtio' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6 2010-06-27 07:49:45 -07:00
pcmcia pcmcia: avoid validate_cis failure on CIS override 2010-06-07 18:34:16 +02:00
platform intel_scu_ipc: Length fix 2010-06-01 08:40:47 -07:00
pnp
power [ARM] pxa/z2: fix missing include in battery driver 2010-06-13 23:55:13 +08:00
pps
ps3
rapidio rapidio: fix new kernel-doc warnings 2010-05-30 09:02:47 -07:00
regulator i2c: Remove all i2c_set_clientdata(client, NULL) in drivers 2010-06-03 11:33:58 +02:00
rtc rtc: fix ds1388 time corruption 2010-06-29 15:29:31 -07:00
s390 [S390] appldata/extmem/kvm: add missing GFP_KERNEL flag 2010-06-08 18:58:23 +02:00
sbus Merge branch 'bkl/ioctl' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing 2010-05-24 08:01:10 -07:00
scsi Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev 2010-06-03 15:48:15 -07:00
serial serial: cpm_uart: implement the cpm_uart_early_write() function for console poll 2010-06-30 08:15:17 -07:00
sfi SFI: do not return freed pointer 2010-06-01 12:04:35 -04:00
sh sh: Make intc messages consistent via pr_fmt. 2010-06-02 18:10:00 +09:00
sn
spi of/spi: mpc512x_psc_spi.c: Fix build failures 2010-06-02 13:45:06 -06:00
ssb ssb: fix NULL ptr deref when pcihost_wrapper is used 2010-05-28 13:57:01 -04:00
staging Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6 2010-06-30 15:45:59 -07:00
tc
telephony drivers/telephony/ixj.c: use memdup_user 2010-05-27 09:12:42 -07:00
thermal
uio
usb USB: gadget: f_mass_storage: stale common->fsg value bug fix 2010-06-30 08:16:07 -07:00
uwb
vhost misc: Fix allocation 'borrowed' by vhost_net 2010-06-09 08:50:31 -07:00
video drivers/video/nuc900fb.c: fix lcd build error 2010-06-29 15:29:32 -07:00
virtio virtio-pci: disable msi at startup 2010-06-23 22:49:07 +09:30
vlynq
w1 sysfs: add struct file* to bin_attr callbacks 2010-05-21 09:37:31 -07:00
watchdog watchdog: at32ap700x_wdt: register misc device last in probe() function 2010-06-17 09:56:57 +00:00
xen xen: avoid allocation causing potential swap activity on the resume path 2010-06-03 09:34:45 +01:00
zorro sysfs: add struct file* to bin_attr callbacks 2010-05-21 09:37:31 -07:00
Kconfig
Makefile intel_idle: native hardware cpuidle driver for latest Intel processors 2010-05-28 14:26:20 -04:00