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TencentOS-kernel/drivers
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Guchun Chen dc0aaa7551 drm/amdgpu: fix NULL pointer dereference 
[ Upstream commit 3c3dc654333f6389803cdcaf03912e94173ae510 ]

ttm->sg needs to be checked before accessing its child member.

Call Trace:
 amdgpu_ttm_backend_destroy+0x12/0x70 [amdgpu]
 ttm_bo_cleanup_memtype_use+0x3a/0x60 [ttm]
 ttm_bo_release+0x17d/0x300 [ttm]
 amdgpu_bo_unref+0x1a/0x30 [amdgpu]
 amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu+0x78b/0x8b0 [amdgpu]
 kfd_ioctl_alloc_memory_of_gpu+0x118/0x220 [amdgpu]
 kfd_ioctl+0x222/0x400 [amdgpu]
 ? kfd_dev_is_large_bar+0x90/0x90 [amdgpu]
 __x64_sys_ioctl+0x8e/0xd0
 ? __context_tracking_exit+0x52/0x90
 do_syscall_64+0x33/0x80
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f97f264d317
Code: b3 66 90 48 8b 05 71 4b 2d 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 41 4b 2d 00 f7 d8 64 89 01 48
RSP: 002b:00007ffdb402c338 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f97f3cc63a0 RCX: 00007f97f264d317
RDX: 00007ffdb402c380 RSI: 00000000c0284b16 RDI: 0000000000000003
RBP: 00007ffdb402c380 R08: 00007ffdb402c428 R09: 00000000c4000004
R10: 00000000c4000004 R11: 0000000000000246 R12: 00000000c0284b16
R13: 0000000000000003 R14: 00007f97f3cc63a0 R15: 00007f8836200000

Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
 		2021-05-20 16:07:31 +08:00
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accessibility
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acpi ACPI: custom_method: fix a possible memory leak 2021-05-20 16:07:19 +08:00
amba amba: Fix resource leak for drivers without .remove 2021-04-12 12:52:26 +08:00
android binder: add flag to clear buffer on txn complete 2021-03-16 16:43:28 +08:00
ata ata: ahci: Disable SXS for Hisilicon Kunpeng920 2021-05-20 16:07:29 +08:00
atm atm: idt77252: fix null-ptr-dereference 2021-04-12 12:53:23 +08:00
auxdisplay auxdisplay: ht16k33: Fix refresh rate handling 2021-04-12 12:52:25 +08:00
base driver core: Fix locking bug in deferred_probe_timeout_work_func() 2021-05-20 16:07:06 +08:00
bcma
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block xen-blkback: don't leak persistent grants from xen_blkbk_map() 2021-04-12 12:53:32 +08:00
bluetooth Bluetooth: hci_h5: Set HCI_QUIRK_SIMULTANEOUS_DISCOVERY for btrtl 2021-04-12 12:52:46 +08:00
bus bus: ti-sysc: Probe for l4_wkup and l4_cfg interconnect devices first 2021-05-20 16:07:23 +08:00
cdrom
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char parisc: parisc-agp requires SBA IOMMU driver 2021-05-20 16:06:56 +08:00
clk clk: socfpga: arria10: Fix memory leak of socfpga_clk on error return 2021-05-20 16:07:29 +08:00
clocksource clocksource/drivers/mxs_timer: Add missing semicolon when DEBUG is defined 2021-04-12 12:52:24 +08:00
connector
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counter counter: stm32-timer-cnt: fix ceiling miss-alignment with reload register 2021-05-20 16:06:54 +08:00
cpufreq cpufreq: blacklist Arm Vexpress platforms in cpufreq-dt-platdev 2021-04-12 12:53:22 +08:00
cpuidle Intel: cpuidle: Allow idle states to be disabled by default 2021-04-25 14:31:12 +08:00
crypto crypto: omap-aes - Fix PM reference leak on omap-aes.c 2021-05-20 16:07:26 +08:00
dax device-dax/core: Fix memory leak when rmmod dax.ko 2021-03-16 16:43:45 +08:00
dca
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devfreq PM / devfreq: tegra30: Fix integer overflow on CPU's freq max out 2021-03-16 16:36:35 +08:00
dio
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dma dmaengine: dw: Make it dependent to HAS_IOMEM 2021-05-20 16:07:08 +08:00
dma-buf dmabuf: fix use-after-free of dmabuf's file->f_inode 2021-04-12 12:51:14 +08:00
edac Intel: x86/mce: Fix all mce notifiers to update the mce->kflags bitmask 2021-04-25 14:31:15 +08:00
eisa
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extcon extcon: arizona: Fix various races on driver unbind 2021-05-20 16:07:27 +08:00
firewire firewire: nosy: Fix a use-after-free bug in nosy_ioctl() 2021-05-20 16:06:50 +08:00
firmware firmware/efi: Fix a use after bug in efi_mem_reserve_persistent 2021-04-12 12:53:21 +08:00
fpga
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fsi
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gnss
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gpio gpio: omap: Save and restore sysconfig 2021-05-20 16:07:14 +08:00
gpu drm/amdgpu: fix NULL pointer dereference 2021-05-20 16:07:31 +08:00
greybus
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hid HID: wacom: Assign boolean values to a bool variable 2021-05-20 16:07:15 +08:00
hsi HSI: Fix PM usage counter unbalance in ssi_hw_init 2021-04-12 12:52:22 +08:00
hv Drivers: hv: vmbus: Avoid use-after-free in vmbus_onoffer_rescind() 2021-04-12 12:52:21 +08:00
hwmon hwmon: (pwm-fan) Ensure that calculation doesn't discard big period values 2021-04-12 12:51:24 +08:00
hwspinlock
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hwtracing intel_th: Consistency and off-by-one fix 2021-05-20 16:07:25 +08:00
i2c i2c: turn recovery error on init to debug 2021-05-20 16:06:58 +08:00
i3c i3c master: fix missing destroy_workqueue() on error in i3c_master_register 2021-03-16 16:43:55 +08:00
ide scsi: ide: Do not set the RQF_PREEMPT flag for sense requests 2021-04-12 12:51:06 +08:00
idle Intel: intel_idle: Customize IceLake server support 2021-04-25 14:31:16 +08:00
iio iio: hid-sensor-temperature: Fix issues of timestamp channel 2021-04-12 12:53:19 +08:00
infiniband RDMA/addr: Be strict with gid size 2021-05-20 16:07:03 +08:00
input Input: i8042 - fix Pegatron C15B ID entry 2021-05-20 16:07:10 +08:00
interconnect interconnect: core: fix error return code of icc_link_destroy() 2021-05-20 16:07:05 +08:00
iommu iommu/amd: Fix performance counter initialization 2021-04-12 12:53:03 +08:00
ipack
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irqchip irqchip/gic-v3: Do not enable irqs when handling spurious interrups 2021-05-20 16:07:22 +08:00
isdn mISDN: fix crash in fritzpci 2021-05-20 16:06:52 +08:00
leds leds: trigger: fix potential deadlock with libata 2021-04-12 12:51:44 +08:00
lightnvm lightnvm: fix memory leak when submit fails 2021-04-12 12:51:39 +08:00
macintosh macintosh/via-macii: Access autopoll_devs when inside lock 2021-03-16 16:33:39 +08:00
mailbox mailbox: avoid timer start from callback 2021-03-16 16:38:59 +08:00
mcb
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md dm verity fec: fix misaligned RS roots IO 2021-05-20 16:07:11 +08:00
media media: gscpa/stv06xx: fix memory leak 2021-05-20 16:07:30 +08:00
memory memory: ti-aemif: Drop child node when jumping out loop 2021-04-12 12:52:13 +08:00
memstick memstick: r592: Fix error return in r592_probe() 2021-03-16 16:43:02 +08:00
message scsi: mptfusion: Fix null pointer dereferences in mptscsih_remove() 2021-03-16 16:39:58 +08:00
mfd mfd: wm831x-auxadc: Prevent use after free in wm831x_auxadc_read_irq() 2021-04-12 12:52:27 +08:00
misc habanalabs: Call put_pid() when releasing control device 2021-04-12 12:53:24 +08:00
mmc mmc: sdhci-pci: Add PCI IDs for Intel LKF 2021-05-20 16:07:28 +08:00
mtd mtd: rawnand: atmel: Update ecc_stats.corrected counter 2021-05-20 16:07:20 +08:00
mux
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net staging: wimax/i2400m: fix byte-order issue 2021-05-20 16:07:23 +08:00
nfc nfc: s3fwrn5: Release the nfc firmware 2021-03-16 16:43:15 +08:00
ntb NTB: hw: amd: fix an issue about leak system resources 2021-03-16 16:39:10 +08:00
nubus
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nvdimm libnvdimm/region: Fix nvdimm_has_flush() to handle ND_REGION_ASYNC 2021-05-20 16:07:11 +08:00
nvme nvme-mpath: replace direct_make_request with generic_make_request 2021-05-20 16:06:54 +08:00
nvmem nvmem: core: skip child nodes not matching binding 2021-04-12 12:52:30 +08:00
of of/fdt: Make sure no-map does not remove already reserved regions 2021-04-12 12:52:24 +08:00
opp opp: Reduce the size of critical section in _opp_table_kref_release() 2021-03-16 16:40:41 +08:00
oprofile
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parisc parisc: mask out enable and reserved bits from sba imask 2021-03-16 16:33:54 +08:00
parport
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pci PCI: PM: Do not read power state in pci_enable_device_flags() 2021-05-20 16:07:24 +08:00
pcmcia
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perf perf/arm_pmu_platform: Fix error handling 2021-05-20 16:07:24 +08:00
phy phy: phy-twl4030-usb: Fix possible use-after-free in twl4030_usb_remove() 2021-05-20 16:07:25 +08:00
pinctrl pinctrl: lewisburg: Update number of pins in community 2021-05-20 16:07:14 +08:00
platform platform/x86: intel_pmc_core: Don't use global pmcdev in quirks 2021-05-20 16:07:26 +08:00
pnp
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power power: supply: s3c_adc_battery: fix possible use-after-free in s3c_adc_bat_remove() 2021-05-20 16:07:29 +08:00
powercap powercap: restrict energy meter to root access 2021-03-16 16:40:32 +08:00
pps
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ps3 powerpc/ps3: use dma_mapping_error() 2021-03-16 16:43:15 +08:00
ptp
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pwm pwm: rockchip: rockchip_pwm_probe(): Remove superfluous clk_unprepare() 2021-04-12 12:52:30 +08:00
rapidio rapidio: fix the missed put_device() for rio_mport_add_riodev 2021-03-16 16:38:59 +08:00
ras Intel: x86/mce: Fix all mce notifiers to update the mce->kflags bitmask 2021-04-25 14:31:15 +08:00
regulator regulator: bd9571mwv: Fix AVS and DVFS voltage range 2021-05-20 16:06:58 +08:00
remoteproc remoteproc: qcom: Fix potential NULL dereference in adsp_init_mmio() 2021-03-16 16:43:11 +08:00
reset
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rpmsg rpmsg: glink: Use complete_all for open states 2021-03-16 16:39:50 +08:00
rtc rtc: s5m: select REGMAP_I2C 2021-04-12 12:52:24 +08:00
s390 s390/dasd: fix hanging IO request during DASD driver unbind 2021-04-12 12:53:06 +08:00
sbus
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scsi scsi: scsi_dh_alua: Remove check for ASC 24h in alua_rtpg() 2021-05-20 16:07:29 +08:00
sfi
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sh
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siox
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slimbus slimbus: qcom-ngd-ctrl: Avoid sending power requests without QMI 2021-03-16 16:42:54 +08:00
soc soc/fsl: qbman: fix conflicting alignment attributes 2021-05-20 16:07:01 +08:00
soundwire soundwire: cadence: fix ACK/NAK handling 2021-04-12 12:52:29 +08:00
spi spi: qup: fix PM reference leak in spi_qup_remove() 2021-05-20 16:07:25 +08:00
spmi spmi: spmi-pmic-arb: Fix hw_irq overflow 2021-04-12 12:52:39 +08:00
ssb
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staging media: imx: capture: Return -EPIPE from __capture_legacy_try_fmt() 2021-05-20 16:07:27 +08:00
target scsi: target: pscsi: Fix warning in pscsi_complete_cmd() 2021-05-20 16:07:27 +08:00
tc
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tee tee: optee: do not check memref size on return from Secure World 2021-05-20 16:07:24 +08:00
thermal thermal/core: Add NULL pointer check before using cooling device stats 2021-05-20 16:06:47 +08:00
thunderbolt thunderbolt: Fix use-after-free in remove_unplugged_switch() 2021-03-16 16:42:03 +08:00
tty tty: n_gsm: check error while registering tty devices 2021-05-20 16:07:25 +08:00
uio uio: avoid to request_irq when the legacy irq is not connected 2021-03-16 16:43:58 +08:00
usb usb: core: hub: Fix PM reference leak in usb_port_resume() 2021-05-20 16:07:25 +08:00
vfio vfio: Depend on MMU 2021-05-20 16:07:19 +08:00
vhost vhost: Fix vhost_vq_reset() 2021-05-20 16:06:46 +08:00
video fbdev: zero-fill colormap in fbcmap.c 2021-05-20 16:07:23 +08:00
virt virt: vbox: Do not use wait_event_interruptible when called from kernel context 2021-04-12 12:52:10 +08:00
virtio virtio_ring: Fix two use after free bugs 2021-03-16 16:43:19 +08:00
visorbus
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vlynq
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vme
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w1 w1: mxc_w1: Fix timeout resolution problem leading to bus error 2021-03-16 16:39:58 +08:00
watchdog watchdog: mei_wdt: request stop on unregister 2021-04-12 12:52:38 +08:00
xen xen/events: fix setting irq affinity 2021-05-20 16:07:06 +08:00
zorro
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Kconfig
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Makefile
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