{"api_version":"1","generated_at":"2026-05-13T07:40:33+00:00","cve":"CVE-2026-31765","urls":{"html":"https://cve.report/CVE-2026-31765","api":"https://cve.report/api/cve/CVE-2026-31765.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-31765","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-31765"},"summary":{"title":"drm/amdgpu: Change AMDGPU_VA_RESERVED_TRAP_SIZE to 64KB","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Change AMDGPU_VA_RESERVED_TRAP_SIZE to 64KB\n\nCurrently, AMDGPU_VA_RESERVED_TRAP_SIZE is hardcoded to 8KB, while\nKFD_CWSR_TBA_TMA_SIZE is defined as 2 * PAGE_SIZE. On systems with\n4K pages, both values match (8KB), so allocation and reserved space\nare consistent.\n\nHowever, on 64K page-size systems, KFD_CWSR_TBA_TMA_SIZE becomes 128KB,\nwhile the reserved trap area remains 8KB. This mismatch causes the\nkernel to crash when running rocminfo or rccl unit tests.\n\nKernel attempted to read user page (2) - exploit attempt? (uid: 1001)\nBUG: Kernel NULL pointer dereference on read at 0x00000002\nFaulting instruction address: 0xc0000000002c8a64\nOops: Kernel access of bad area, sig: 11 [#1]\nLE PAGE_SIZE=64K MMU=Radix SMP NR_CPUS=2048 NUMA pSeries\nCPU: 34 UID: 1001 PID: 9379 Comm: rocminfo Tainted: G E\n6.19.0-rc4-amdgpu-00320-gf23176405700 #56 VOLUNTARY\nTainted: [E]=UNSIGNED_MODULE\nHardware name: IBM,9105-42A POWER10 (architected) 0x800200 0xf000006\nof:IBM,FW1060.30 (ML1060_896) hv:phyp pSeries\nNIP:  c0000000002c8a64 LR: c00000000125dbc8 CTR: c00000000125e730\nREGS: c0000001e0957580 TRAP: 0300 Tainted: G E\nMSR:  8000000000009033 <SF,EE,ME,IR,DR,RI,LE> CR: 24008268\nXER: 00000036\nCFAR: c00000000125dbc4 DAR: 0000000000000002 DSISR: 40000000\nIRQMASK: 1\nGPR00: c00000000125d908 c0000001e0957820 c0000000016e8100\nc00000013d814540\nGPR04: 0000000000000002 c00000013d814550 0000000000000045\n0000000000000000\nGPR08: c00000013444d000 c00000013d814538 c00000013d814538\n0000000084002268\nGPR12: c00000000125e730 c000007e2ffd5f00 ffffffffffffffff\n0000000000020000\nGPR16: 0000000000000000 0000000000000002 c00000015f653000\n0000000000000000\nGPR20: c000000138662400 c00000013d814540 0000000000000000\nc00000013d814500\nGPR24: 0000000000000000 0000000000000002 c0000001e0957888\nc0000001e0957878\nGPR28: c00000013d814548 0000000000000000 c00000013d814540\nc0000001e0957888\nNIP [c0000000002c8a64] __mutex_add_waiter+0x24/0xc0\nLR [c00000000125dbc8] __mutex_lock.constprop.0+0x318/0xd00\nCall Trace:\n0xc0000001e0957890 (unreliable)\n__mutex_lock.constprop.0+0x58/0xd00\namdgpu_amdkfd_gpuvm_alloc_memory_of_gpu+0x6fc/0xb60 [amdgpu]\nkfd_process_alloc_gpuvm+0x54/0x1f0 [amdgpu]\nkfd_process_device_init_cwsr_dgpu+0xa4/0x1a0 [amdgpu]\nkfd_process_device_init_vm+0xd8/0x2e0 [amdgpu]\nkfd_ioctl_acquire_vm+0xd0/0x130 [amdgpu]\nkfd_ioctl+0x514/0x670 [amdgpu]\nsys_ioctl+0x134/0x180\nsystem_call_exception+0x114/0x300\nsystem_call_vectored_common+0x15c/0x2ec\n\nThis patch changes AMDGPU_VA_RESERVED_TRAP_SIZE to 64 KB and\nKFD_CWSR_TBA_TMA_SIZE to the AMD GPU page size. This means we reserve\n64 KB for the trap in the address space, but only allocate 8 KB within\nit. With this approach, the allocation size never exceeds the reserved\narea.\n\n(cherry picked from commit 31b8de5e55666f26ea7ece5f412b83eab3f56dbb)","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-01 15:16:39","updated_at":"2026-05-11 17:48:57"},"problem_types":["CWE-476"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/77c918eaa4c916751769242567407f61c6af142a","name":"https://git.kernel.org/stable/c/77c918eaa4c916751769242567407f61c6af142a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4487571ef17a30d274600b3bd6965f497a881299","name":"https://git.kernel.org/stable/c/4487571ef17a30d274600b3bd6965f497a881299","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d3508cf822c4d96d3e492210314f8f6f2da7df58","name":"https://git.kernel.org/stable/c/d3508cf822c4d96d3e492210314f8f6f2da7df58","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6b2614a0ff05a2d2836311425091c8feca6f0c21","name":"https://git.kernel.org/stable/c/6b2614a0ff05a2d2836311425091c8feca6f0c21","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-31765","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-31765","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 34a1de0f79352086884553f78db271f957a98583 6b2614a0ff05a2d2836311425091c8feca6f0c21 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 34a1de0f79352086884553f78db271f957a98583 77c918eaa4c916751769242567407f61c6af142a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 34a1de0f79352086884553f78db271f957a98583 d3508cf822c4d96d3e492210314f8f6f2da7df58 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 34a1de0f79352086884553f78db271f957a98583 4487571ef17a30d274600b3bd6965f497a881299 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.9","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.9 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.81 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.22 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.12 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"31765","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"31765","cve":"CVE-2026-31765","epss":"0.000180000","percentile":"0.046430000","score_date":"2026-05-05","updated_at":"2026-05-06 00:08:09"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h","drivers/gpu/drm/amd/amdkfd/kfd_priv.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"6b2614a0ff05a2d2836311425091c8feca6f0c21","status":"affected","version":"34a1de0f79352086884553f78db271f957a98583","versionType":"git"},{"lessThan":"77c918eaa4c916751769242567407f61c6af142a","status":"affected","version":"34a1de0f79352086884553f78db271f957a98583","versionType":"git"},{"lessThan":"d3508cf822c4d96d3e492210314f8f6f2da7df58","status":"affected","version":"34a1de0f79352086884553f78db271f957a98583","versionType":"git"},{"lessThan":"4487571ef17a30d274600b3bd6965f497a881299","status":"affected","version":"34a1de0f79352086884553f78db271f957a98583","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h","drivers/gpu/drm/amd/amdkfd/kfd_priv.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.9"},{"lessThan":"6.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.81","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.22","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.12","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.81","versionStartIncluding":"6.9","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.22","versionStartIncluding":"6.9","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.12","versionStartIncluding":"6.9","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"6.9","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Change AMDGPU_VA_RESERVED_TRAP_SIZE to 64KB\n\nCurrently, AMDGPU_VA_RESERVED_TRAP_SIZE is hardcoded to 8KB, while\nKFD_CWSR_TBA_TMA_SIZE is defined as 2 * PAGE_SIZE. On systems with\n4K pages, both values match (8KB), so allocation and reserved space\nare consistent.\n\nHowever, on 64K page-size systems, KFD_CWSR_TBA_TMA_SIZE becomes 128KB,\nwhile the reserved trap area remains 8KB. This mismatch causes the\nkernel to crash when running rocminfo or rccl unit tests.\n\nKernel attempted to read user page (2) - exploit attempt? (uid: 1001)\nBUG: Kernel NULL pointer dereference on read at 0x00000002\nFaulting instruction address: 0xc0000000002c8a64\nOops: Kernel access of bad area, sig: 11 [#1]\nLE PAGE_SIZE=64K MMU=Radix SMP NR_CPUS=2048 NUMA pSeries\nCPU: 34 UID: 1001 PID: 9379 Comm: rocminfo Tainted: G E\n6.19.0-rc4-amdgpu-00320-gf23176405700 #56 VOLUNTARY\nTainted: [E]=UNSIGNED_MODULE\nHardware name: IBM,9105-42A POWER10 (architected) 0x800200 0xf000006\nof:IBM,FW1060.30 (ML1060_896) hv:phyp pSeries\nNIP:  c0000000002c8a64 LR: c00000000125dbc8 CTR: c00000000125e730\nREGS: c0000001e0957580 TRAP: 0300 Tainted: G E\nMSR:  8000000000009033 <SF,EE,ME,IR,DR,RI,LE> CR: 24008268\nXER: 00000036\nCFAR: c00000000125dbc4 DAR: 0000000000000002 DSISR: 40000000\nIRQMASK: 1\nGPR00: c00000000125d908 c0000001e0957820 c0000000016e8100\nc00000013d814540\nGPR04: 0000000000000002 c00000013d814550 0000000000000045\n0000000000000000\nGPR08: c00000013444d000 c00000013d814538 c00000013d814538\n0000000084002268\nGPR12: c00000000125e730 c000007e2ffd5f00 ffffffffffffffff\n0000000000020000\nGPR16: 0000000000000000 0000000000000002 c00000015f653000\n0000000000000000\nGPR20: c000000138662400 c00000013d814540 0000000000000000\nc00000013d814500\nGPR24: 0000000000000000 0000000000000002 c0000001e0957888\nc0000001e0957878\nGPR28: c00000013d814548 0000000000000000 c00000013d814540\nc0000001e0957888\nNIP [c0000000002c8a64] __mutex_add_waiter+0x24/0xc0\nLR [c00000000125dbc8] __mutex_lock.constprop.0+0x318/0xd00\nCall Trace:\n0xc0000001e0957890 (unreliable)\n__mutex_lock.constprop.0+0x58/0xd00\namdgpu_amdkfd_gpuvm_alloc_memory_of_gpu+0x6fc/0xb60 [amdgpu]\nkfd_process_alloc_gpuvm+0x54/0x1f0 [amdgpu]\nkfd_process_device_init_cwsr_dgpu+0xa4/0x1a0 [amdgpu]\nkfd_process_device_init_vm+0xd8/0x2e0 [amdgpu]\nkfd_ioctl_acquire_vm+0xd0/0x130 [amdgpu]\nkfd_ioctl+0x514/0x670 [amdgpu]\nsys_ioctl+0x134/0x180\nsystem_call_exception+0x114/0x300\nsystem_call_vectored_common+0x15c/0x2ec\n\nThis patch changes AMDGPU_VA_RESERVED_TRAP_SIZE to 64 KB and\nKFD_CWSR_TBA_TMA_SIZE to the AMD GPU page size. This means we reserve\n64 KB for the trap in the address space, but only allocate 8 KB within\nit. With this approach, the allocation size never exceeds the reserved\narea.\n\n(cherry picked from commit 31b8de5e55666f26ea7ece5f412b83eab3f56dbb)"}],"providerMetadata":{"dateUpdated":"2026-05-01T14:14:55.907Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/6b2614a0ff05a2d2836311425091c8feca6f0c21"},{"url":"https://git.kernel.org/stable/c/77c918eaa4c916751769242567407f61c6af142a"},{"url":"https://git.kernel.org/stable/c/d3508cf822c4d96d3e492210314f8f6f2da7df58"},{"url":"https://git.kernel.org/stable/c/4487571ef17a30d274600b3bd6965f497a881299"}],"title":"drm/amdgpu: Change AMDGPU_VA_RESERVED_TRAP_SIZE to 64KB","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-31765","datePublished":"2026-05-01T14:14:55.907Z","dateReserved":"2026-03-09T15:48:24.140Z","dateUpdated":"2026-05-01T14:14:55.907Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-01 15:16:39","lastModifiedDate":"2026-05-11 17:48:57","problem_types":["CWE-476"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.9","versionEndExcluding":"6.12.81","matchCriteriaId":"6276F46A-4462-4160-9890-B059A6D60C74"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.22","matchCriteriaId":"C9DF8BCE-36D3-475D-9D21-19E4F02F9029"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.19","versionEndExcluding":"6.19.12","matchCriteriaId":"0A2B9540-02D5-41B4-B16A-82AF66FD4F36"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*","matchCriteriaId":"F253B622-8837-4245-BCE5-A7BF8FC76A16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*","matchCriteriaId":"4AE85AD8-4641-4E7C-A2F4-305E2CD9EE64"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*","matchCriteriaId":"F666C8D8-6538-46D4-B318-87610DE64C34"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*","matchCriteriaId":"02259FDA-961B-47BC-AE7F-93D7EC6E90C2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*","matchCriteriaId":"58A9FEFF-C040-420D-8F0A-BFDAAA1DF258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*","matchCriteriaId":"1D2315C0-D46F-4F85-9754-F9E5E11374A6"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"31765","Ordinal":"1","Title":"drm/amdgpu: Change AMDGPU_VA_RESERVED_TRAP_SIZE to 64KB","CVE":"CVE-2026-31765","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"31765","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Change AMDGPU_VA_RESERVED_TRAP_SIZE to 64KB\n\nCurrently, AMDGPU_VA_RESERVED_TRAP_SIZE is hardcoded to 8KB, while\nKFD_CWSR_TBA_TMA_SIZE is defined as 2 * PAGE_SIZE. On systems with\n4K pages, both values match (8KB), so allocation and reserved space\nare consistent.\n\nHowever, on 64K page-size systems, KFD_CWSR_TBA_TMA_SIZE becomes 128KB,\nwhile the reserved trap area remains 8KB. This mismatch causes the\nkernel to crash when running rocminfo or rccl unit tests.\n\nKernel attempted to read user page (2) - exploit attempt? (uid: 1001)\nBUG: Kernel NULL pointer dereference on read at 0x00000002\nFaulting instruction address: 0xc0000000002c8a64\nOops: Kernel access of bad area, sig: 11 [#1]\nLE PAGE_SIZE=64K MMU=Radix SMP NR_CPUS=2048 NUMA pSeries\nCPU: 34 UID: 1001 PID: 9379 Comm: rocminfo Tainted: G E\n6.19.0-rc4-amdgpu-00320-gf23176405700 #56 VOLUNTARY\nTainted: [E]=UNSIGNED_MODULE\nHardware name: IBM,9105-42A POWER10 (architected) 0x800200 0xf000006\nof:IBM,FW1060.30 (ML1060_896) hv:phyp pSeries\nNIP:  c0000000002c8a64 LR: c00000000125dbc8 CTR: c00000000125e730\nREGS: c0000001e0957580 TRAP: 0300 Tainted: G E\nMSR:  8000000000009033 <SF,EE,ME,IR,DR,RI,LE> CR: 24008268\nXER: 00000036\nCFAR: c00000000125dbc4 DAR: 0000000000000002 DSISR: 40000000\nIRQMASK: 1\nGPR00: c00000000125d908 c0000001e0957820 c0000000016e8100\nc00000013d814540\nGPR04: 0000000000000002 c00000013d814550 0000000000000045\n0000000000000000\nGPR08: c00000013444d000 c00000013d814538 c00000013d814538\n0000000084002268\nGPR12: c00000000125e730 c000007e2ffd5f00 ffffffffffffffff\n0000000000020000\nGPR16: 0000000000000000 0000000000000002 c00000015f653000\n0000000000000000\nGPR20: c000000138662400 c00000013d814540 0000000000000000\nc00000013d814500\nGPR24: 0000000000000000 0000000000000002 c0000001e0957888\nc0000001e0957878\nGPR28: c00000013d814548 0000000000000000 c00000013d814540\nc0000001e0957888\nNIP [c0000000002c8a64] __mutex_add_waiter+0x24/0xc0\nLR [c00000000125dbc8] __mutex_lock.constprop.0+0x318/0xd00\nCall Trace:\n0xc0000001e0957890 (unreliable)\n__mutex_lock.constprop.0+0x58/0xd00\namdgpu_amdkfd_gpuvm_alloc_memory_of_gpu+0x6fc/0xb60 [amdgpu]\nkfd_process_alloc_gpuvm+0x54/0x1f0 [amdgpu]\nkfd_process_device_init_cwsr_dgpu+0xa4/0x1a0 [amdgpu]\nkfd_process_device_init_vm+0xd8/0x2e0 [amdgpu]\nkfd_ioctl_acquire_vm+0xd0/0x130 [amdgpu]\nkfd_ioctl+0x514/0x670 [amdgpu]\nsys_ioctl+0x134/0x180\nsystem_call_exception+0x114/0x300\nsystem_call_vectored_common+0x15c/0x2ec\n\nThis patch changes AMDGPU_VA_RESERVED_TRAP_SIZE to 64 KB and\nKFD_CWSR_TBA_TMA_SIZE to the AMD GPU page size. This means we reserve\n64 KB for the trap in the address space, but only allocate 8 KB within\nit. With this approach, the allocation size never exceeds the reserved\narea.\n\n(cherry picked from commit 31b8de5e55666f26ea7ece5f412b83eab3f56dbb)","Type":"Description","Title":"drm/amdgpu: Change AMDGPU_VA_RESERVED_TRAP_SIZE to 64KB"}]}}}