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linux/drivers/gpu/drm/amd/amdkfd
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Qu Huang d73610211e drm/amdkfd: Fix cat debugfs hang_hws file causes system crash bug 
Here is the system crash log:
[ 1272.884438] BUG: unable to handle kernel NULL pointer dereference at
(null)
[ 1272.884444] IP: [<          (null)>]           (null)
[ 1272.884447] PGD 825b09067 PUD 8267c8067 PMD 0
[ 1272.884452] Oops: 0010 [#1] SMP
[ 1272.884509] CPU: 13 PID: 3485 Comm: cat Kdump: loaded Tainted: G
[ 1272.884515] task: ffff9a38dbd4d140 ti: ffff9a37cd3b8000 task.ti:
ffff9a37cd3b8000
[ 1272.884517] RIP: 0010:[<0000000000000000>]  [<          (null)>]
(null)
[ 1272.884520] RSP: 0018:ffff9a37cd3bbe68  EFLAGS: 00010203
[ 1272.884522] RAX: 0000000000000000 RBX: 0000000000000000 RCX:
0000000000014d5f
[ 1272.884524] RDX: fffffffffffffff4 RSI: 0000000000000001 RDI:
ffff9a38aca4d200
[ 1272.884526] RBP: ffff9a37cd3bbed0 R08: ffff9a38dcd5f1a0 R09:
ffff9a31ffc07300
[ 1272.884527] R10: ffff9a31ffc07300 R11: ffffffffaddd5e9d R12:
ffff9a38b4e0fb00
[ 1272.884529] R13: 0000000000000001 R14: ffff9a37cd3bbf18 R15:
ffff9a38aca4d200
[ 1272.884532] FS:  00007feccaa67740(0000) GS:ffff9a38dcd40000(0000)
knlGS:0000000000000000
[ 1272.884534] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1272.884536] CR2: 0000000000000000 CR3: 00000008267c0000 CR4:
00000000003407e0
[ 1272.884537] Call Trace:
[ 1272.884544]  [<ffffffffade68940>] ? seq_read+0x130/0x440
[ 1272.884548]  [<ffffffffade40f8f>] vfs_read+0x9f/0x170
[ 1272.884552]  [<ffffffffade41e4f>] SyS_read+0x7f/0xf0
[ 1272.884557]  [<ffffffffae374ddb>] system_call_fastpath+0x22/0x27
[ 1272.884558] Code:  Bad RIP value.
[ 1272.884562] RIP  [<          (null)>]           (null)
[ 1272.884564]  RSP <ffff9a37cd3bbe68>
[ 1272.884566] CR2: 0000000000000000

Signed-off-by: Qu Huang <jinsdb@126.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-04-09 16:42:11 -04:00
..
cik_event_interrupt.c drm/amdkfd: Add kernel parameter to stop queue eviction on vm fault 2021-03-23 22:59:22 -04:00
cik_int.h
cik_regs.h
cwsr_trap_handler_gfx8.asm drm/amdkfd: Add aldebaran trap handler support 2021-03-10 00:02:24 -05:00
cwsr_trap_handler_gfx9.asm drm/amdkfd: Fix saving the ACC vgprs for Aldebaran 2021-03-23 22:56:55 -04:00
cwsr_trap_handler_gfx10.asm drm/amdkfd: Fix spurious debug exception on gfx10 2020-08-10 17:26:51 -04:00
cwsr_trap_handler.h drm/amdkfd: Fix saving the ACC vgprs for Aldebaran 2021-03-23 22:56:55 -04:00
Kconfig drm/amdkfd: Enable userptr support when KFD is enabled 2021-01-21 09:55:16 -05:00
kfd_chardev.c drm/amdgpu: replace per_device_list by array 2021-04-09 16:41:52 -04:00
kfd_crat.c drm/amdkfd: expose host gpu link via sysfs (v2) 2021-03-23 22:52:59 -04:00
kfd_crat.h
kfd_dbgdev.c drm, iommu: Change type of pasid to u32 2020-09-17 19:21:16 +02:00
kfd_dbgdev.h
kfd_dbgmgr.c drm/amdkfd: Use hex print format for pasid 2019-10-03 09:11:03 -05:00
kfd_dbgmgr.h drm, iommu: Change type of pasid to u32 2020-09-17 19:21:16 +02:00
kfd_debugfs.c drm/amdkfd: Fix cat debugfs hang_hws file causes system crash bug 2021-04-09 16:42:11 -04:00
kfd_device_queue_manager_cik.c
kfd_device_queue_manager_v9.c drm/amdgpu: store noretry parameter per driver instance 2020-09-25 16:55:16 -04:00
kfd_device_queue_manager_v10.c drm/amdkfd: Use same SQ prefetch setting as amdgpu 2020-10-21 23:06:07 -04:00
kfd_device_queue_manager_vi.c
kfd_device_queue_manager.c drm/amdkfd: Fix UBSAN shift-out-of-bounds warning 2021-03-23 23:00:57 -04:00
kfd_device_queue_manager.h drm/amdkfd: Move set_trap_handler out of dqm->ops 2021-03-05 15:13:24 -05:00
kfd_device.c drm/amdkfd: add aldebaran kfd2kgd callbacks to kfd device (v2) 2021-03-23 22:59:28 -04:00
kfd_doorbell.c drm/amdkfd: Move process doorbell allocation into kfd device 2020-09-22 12:25:02 -04:00
kfd_events.c drm, iommu: Change type of pasid to u32 2020-09-17 19:21:16 +02:00
kfd_events.h drm, iommu: Change type of pasid to u32 2020-09-17 19:21:16 +02:00
kfd_flat_memory.c drm/amdkfd: Add Aldebaran KFD support 2021-03-10 00:02:13 -05:00
kfd_int_process_v9.c drm/amdkfd: Add kernel parameter to stop queue eviction on vm fault 2021-03-23 22:59:22 -04:00
kfd_interrupt.c drm/amdkfd: fix a potential NULL pointer dereference (v2) 2019-10-03 09:11:00 -05:00
kfd_iommu.c drm/amdgpu: replace per_device_list by array 2021-04-09 16:41:52 -04:00
kfd_iommu.h drm/amdkfd: fix build error with AMD_IOMMU_V2=m 2021-03-23 23:28:11 -04:00
kfd_kernel_queue.c drm/amdkfd: Enable over-subscription with >1 GWS queue 2020-04-28 16:20:30 -04:00
kfd_kernel_queue.h drm/amdkfd: Eliminate unnecessary kernel queue function pointers 2019-12-05 16:24:36 -05:00
kfd_module.c drm/amdgpu: Fix handling of KFD initialization failures 2020-09-22 12:24:11 -04:00
kfd_mqd_manager_cik.c drm/amdkfd: Check HIQ's MQD for queue preemption status 2021-03-23 22:59:25 -04:00
kfd_mqd_manager_v9.c drm/amdkfd: Check HIQ's MQD for queue preemption status 2021-03-23 22:59:25 -04:00
kfd_mqd_manager_v10.c drm/amdkfd: Check HIQ's MQD for queue preemption status 2021-03-23 22:59:25 -04:00
kfd_mqd_manager_vi.c drm/amdkfd: Check HIQ's MQD for queue preemption status 2021-03-23 22:59:25 -04:00
kfd_mqd_manager.c drm/amdkfd: Extend CU mask to 8 SEs (v3) 2019-08-02 10:19:11 -05:00
kfd_mqd_manager.h drm/amdkfd: Check HIQ's MQD for queue preemption status 2021-03-23 22:59:25 -04:00
kfd_packet_manager_v9.c drm/amdkfd: Update hardware scheduling time quanta 2020-07-02 12:02:55 -04:00
kfd_packet_manager_vi.c drm/amdkfd: Update hardware scheduling time quanta 2020-07-02 12:02:55 -04:00
kfd_packet_manager.c drm/amdkfd: Add Aldebaran KFD support 2021-03-10 00:02:13 -05:00
kfd_pasid.c drm, iommu: Change type of pasid to u32 2020-09-17 19:21:16 +02:00
kfd_pm4_headers_ai.h
kfd_pm4_headers_diq.h
kfd_pm4_headers_vi.h
kfd_pm4_headers.h
kfd_pm4_opcodes.h
kfd_priv.h drm/amdgpu: replace per_device_list by array 2021-04-09 16:41:52 -04:00
kfd_process_queue_manager.c drm/amdgpu: replace per_device_list by array 2021-04-09 16:41:52 -04:00
kfd_process.c drm/amdgpu: replace per_device_list by array 2021-04-09 16:41:52 -04:00
kfd_queue.c
kfd_smi_events.c drm/amdkfd: Add GPU reset SMI event 2020-08-31 14:40:03 -04:00
kfd_smi_events.h drm/amdkfd: Add GPU reset SMI event 2020-08-31 14:40:03 -04:00
kfd_topology.c drm/amdkfd: Add Aldebaran KFD support 2021-03-10 00:02:13 -05:00
kfd_topology.h drm/amdkfd: Use a new capability bit for SRAM ECC 2021-03-05 15:12:48 -05:00
Makefile drm/amdkfd: Provide SMI events watch 2020-07-15 13:27:34 -04:00
soc15_int.h