{"api_version":"1","generated_at":"2026-11-11T05:36:58+00:00","cve":"CVE-2025-37928","urls":{"html":"https://cve.report/CVE-2025-37928","api":"https://cve.report/api/cve/CVE-2025-37928.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-37928","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-37928"},"summary":{"title":"dm-bufio: don't schedule in atomic context","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndm-bufio: don't schedule in atomic context\n\nA BUG was reported as below when CONFIG_DEBUG_ATOMIC_SLEEP and\ntry_verify_in_tasklet are enabled.\n[  129.444685][  T934] BUG: sleeping function called from invalid context at drivers/md/dm-bufio.c:2421\n[  129.444723][  T934] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 934, name: kworker/1:4\n[  129.444740][  T934] preempt_count: 201, expected: 0\n[  129.444756][  T934] RCU nest depth: 0, expected: 0\n[  129.444781][  T934] Preemption disabled at:\n[  129.444789][  T934] [<ffffffd816231900>] shrink_work+0x21c/0x248\n[  129.445167][  T934] kernel BUG at kernel/sched/walt/walt_debug.c:16!\n[  129.445183][  T934] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP\n[  129.445204][  T934] Skip md ftrace buffer dump for: 0x1609e0\n[  129.447348][  T934] CPU: 1 PID: 934 Comm: kworker/1:4 Tainted: G        W  OE      6.6.56-android15-8-o-g6f82312b30b9-debug #1 1400000003000000474e5500b3187743670464e8\n[  129.447362][  T934] Hardware name: Qualcomm Technologies, Inc. Parrot QRD, Alpha-M (DT)\n[  129.447373][  T934] Workqueue: dm_bufio_cache shrink_work\n[  129.447394][  T934] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n[  129.447406][  T934] pc : android_rvh_schedule_bug+0x0/0x8 [sched_walt_debug]\n[  129.447435][  T934] lr : __traceiter_android_rvh_schedule_bug+0x44/0x6c\n[  129.447451][  T934] sp : ffffffc0843dbc90\n[  129.447459][  T934] x29: ffffffc0843dbc90 x28: ffffffffffffffff x27: 0000000000000c8b\n[  129.447479][  T934] x26: 0000000000000040 x25: ffffff804b3d6260 x24: ffffffd816232b68\n[  129.447497][  T934] x23: ffffff805171c5b4 x22: 0000000000000000 x21: ffffffd816231900\n[  129.447517][  T934] x20: ffffff80306ba898 x19: 0000000000000000 x18: ffffffc084159030\n[  129.447535][  T934] x17: 00000000d2b5dd1f x16: 00000000d2b5dd1f x15: ffffffd816720358\n[  129.447554][  T934] x14: 0000000000000004 x13: ffffff89ef978000 x12: 0000000000000003\n[  129.447572][  T934] x11: ffffffd817a823c4 x10: 0000000000000202 x9 : 7e779c5735de9400\n[  129.447591][  T934] x8 : ffffffd81560d004 x7 : 205b5d3938373434 x6 : ffffffd8167397c8\n[  129.447610][  T934] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffffffc0843db9e0\n[  129.447629][  T934] x2 : 0000000000002f15 x1 : 0000000000000000 x0 : 0000000000000000\n[  129.447647][  T934] Call trace:\n[  129.447655][  T934]  android_rvh_schedule_bug+0x0/0x8 [sched_walt_debug 1400000003000000474e550080cce8a8a78606b6]\n[  129.447681][  T934]  __might_resched+0x190/0x1a8\n[  129.447694][  T934]  shrink_work+0x180/0x248\n[  129.447706][  T934]  process_one_work+0x260/0x624\n[  129.447718][  T934]  worker_thread+0x28c/0x454\n[  129.447729][  T934]  kthread+0x118/0x158\n[  129.447742][  T934]  ret_from_fork+0x10/0x20\n[  129.447761][  T934] Code: ???????? ???????? ???????? d2b5dd1f (d4210000)\n[  129.447772][  T934] ---[ end trace 0000000000000000 ]---\n\ndm_bufio_lock will call spin_lock_bh when try_verify_in_tasklet\nis enabled, and __scan will be called in atomic context.","state":"PUBLISHED","assigner":"Linux","published_at":"2025-05-20 16:15:29","updated_at":"2026-11-05 21:17:58"},"problem_types":["NVD-CWE-noinfo"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/69a37b3ba85088fc6b903b8e1db7f0a1d4d0b52d","name":"https://git.kernel.org/stable/c/69a37b3ba85088fc6b903b8e1db7f0a1d4d0b52d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c8c83052283bcf2fdd467a33d1d2bd5ba36e935a","name":"https://git.kernel.org/stable/c/c8c83052283bcf2fdd467a33d1d2bd5ba36e935a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a99f5bf4f7197009859dbce14c12f8e2ce5a5a69","name":"https://git.kernel.org/stable/c/a99f5bf4f7197009859dbce14c12f8e2ce5a5a69","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f45108257280e0a1cc951ce254853721b40c0812","name":"https://git.kernel.org/stable/c/f45108257280e0a1cc951ce254853721b40c0812","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html","name":"https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a3d8f0a7f5e8b193db509c7191fefeed3533fc44","name":"https://git.kernel.org/stable/c/a3d8f0a7f5e8b193db509c7191fefeed3533fc44","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-37928","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-37928","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7cd326747f46ffe1c7bff5682e97dfbcb98990ec a99f5bf4f7197009859dbce14c12f8e2ce5a5a69 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7cd326747f46ffe1c7bff5682e97dfbcb98990ec c8c83052283bcf2fdd467a33d1d2bd5ba36e935a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7cd326747f46ffe1c7bff5682e97dfbcb98990ec f45108257280e0a1cc951ce254853721b40c0812 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7cd326747f46ffe1c7bff5682e97dfbcb98990ec 69a37b3ba85088fc6b903b8e1db7f0a1d4d0b52d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7cd326747f46ffe1c7bff5682e97dfbcb98990ec a3d8f0a7f5e8b193db509c7191fefeed3533fc44 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.9","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.9 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.138 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.90 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.28 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.14.6 6.14.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.15 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2025","cve_id":"37928","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":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2025-11-03T19:57:26.176Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html"}],"title":"CVE Program Container"},{"metrics":[{"other":{"content":{"id":"CVE-2025-37928","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-11-05T20:45:12.682582Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-11-05T20:52:08.177Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/md/dm-bufio.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"a99f5bf4f7197009859dbce14c12f8e2ce5a5a69","status":"affected","version":"7cd326747f46ffe1c7bff5682e97dfbcb98990ec","versionType":"git"},{"lessThan":"c8c83052283bcf2fdd467a33d1d2bd5ba36e935a","status":"affected","version":"7cd326747f46ffe1c7bff5682e97dfbcb98990ec","versionType":"git"},{"lessThan":"f45108257280e0a1cc951ce254853721b40c0812","status":"affected","version":"7cd326747f46ffe1c7bff5682e97dfbcb98990ec","versionType":"git"},{"lessThan":"69a37b3ba85088fc6b903b8e1db7f0a1d4d0b52d","status":"affected","version":"7cd326747f46ffe1c7bff5682e97dfbcb98990ec","versionType":"git"},{"lessThan":"a3d8f0a7f5e8b193db509c7191fefeed3533fc44","status":"affected","version":"7cd326747f46ffe1c7bff5682e97dfbcb98990ec","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/md/dm-bufio.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.9"},{"lessThan":"4.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.138","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.90","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.28","versionType":"semver"},{"lessThanOrEqual":"6.14.*","status":"unaffected","version":"6.14.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.15","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.138","versionStartIncluding":"4.9","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.90","versionStartIncluding":"4.9","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.28","versionStartIncluding":"4.9","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.14.6","versionStartIncluding":"4.9","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.15","versionStartIncluding":"4.9","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndm-bufio: don't schedule in atomic context\n\nA BUG was reported as below when CONFIG_DEBUG_ATOMIC_SLEEP and\ntry_verify_in_tasklet are enabled.\n[  129.444685][  T934] BUG: sleeping function called from invalid context at drivers/md/dm-bufio.c:2421\n[  129.444723][  T934] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 934, name: kworker/1:4\n[  129.444740][  T934] preempt_count: 201, expected: 0\n[  129.444756][  T934] RCU nest depth: 0, expected: 0\n[  129.444781][  T934] Preemption disabled at:\n[  129.444789][  T934] [<ffffffd816231900>] shrink_work+0x21c/0x248\n[  129.445167][  T934] kernel BUG at kernel/sched/walt/walt_debug.c:16!\n[  129.445183][  T934] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP\n[  129.445204][  T934] Skip md ftrace buffer dump for: 0x1609e0\n[  129.447348][  T934] CPU: 1 PID: 934 Comm: kworker/1:4 Tainted: G        W  OE      6.6.56-android15-8-o-g6f82312b30b9-debug #1 1400000003000000474e5500b3187743670464e8\n[  129.447362][  T934] Hardware name: Qualcomm Technologies, Inc. Parrot QRD, Alpha-M (DT)\n[  129.447373][  T934] Workqueue: dm_bufio_cache shrink_work\n[  129.447394][  T934] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n[  129.447406][  T934] pc : android_rvh_schedule_bug+0x0/0x8 [sched_walt_debug]\n[  129.447435][  T934] lr : __traceiter_android_rvh_schedule_bug+0x44/0x6c\n[  129.447451][  T934] sp : ffffffc0843dbc90\n[  129.447459][  T934] x29: ffffffc0843dbc90 x28: ffffffffffffffff x27: 0000000000000c8b\n[  129.447479][  T934] x26: 0000000000000040 x25: ffffff804b3d6260 x24: ffffffd816232b68\n[  129.447497][  T934] x23: ffffff805171c5b4 x22: 0000000000000000 x21: ffffffd816231900\n[  129.447517][  T934] x20: ffffff80306ba898 x19: 0000000000000000 x18: ffffffc084159030\n[  129.447535][  T934] x17: 00000000d2b5dd1f x16: 00000000d2b5dd1f x15: ffffffd816720358\n[  129.447554][  T934] x14: 0000000000000004 x13: ffffff89ef978000 x12: 0000000000000003\n[  129.447572][  T934] x11: ffffffd817a823c4 x10: 0000000000000202 x9 : 7e779c5735de9400\n[  129.447591][  T934] x8 : ffffffd81560d004 x7 : 205b5d3938373434 x6 : ffffffd8167397c8\n[  129.447610][  T934] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffffffc0843db9e0\n[  129.447629][  T934] x2 : 0000000000002f15 x1 : 0000000000000000 x0 : 0000000000000000\n[  129.447647][  T934] Call trace:\n[  129.447655][  T934]  android_rvh_schedule_bug+0x0/0x8 [sched_walt_debug 1400000003000000474e550080cce8a8a78606b6]\n[  129.447681][  T934]  __might_resched+0x190/0x1a8\n[  129.447694][  T934]  shrink_work+0x180/0x248\n[  129.447706][  T934]  process_one_work+0x260/0x624\n[  129.447718][  T934]  worker_thread+0x28c/0x454\n[  129.447729][  T934]  kthread+0x118/0x158\n[  129.447742][  T934]  ret_from_fork+0x10/0x20\n[  129.447761][  T934] Code: ???????? ???????? ???????? d2b5dd1f (d4210000)\n[  129.447772][  T934] ---[ end trace 0000000000000000 ]---\n\ndm_bufio_lock will call spin_lock_bh when try_verify_in_tasklet\nis enabled, and __scan will be called in atomic context."}],"providerMetadata":{"dateUpdated":"2026-05-11T21:17:49.139Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/a99f5bf4f7197009859dbce14c12f8e2ce5a5a69"},{"url":"https://git.kernel.org/stable/c/c8c83052283bcf2fdd467a33d1d2bd5ba36e935a"},{"url":"https://git.kernel.org/stable/c/f45108257280e0a1cc951ce254853721b40c0812"},{"url":"https://git.kernel.org/stable/c/69a37b3ba85088fc6b903b8e1db7f0a1d4d0b52d"},{"url":"https://git.kernel.org/stable/c/a3d8f0a7f5e8b193db509c7191fefeed3533fc44"}],"title":"dm-bufio: don't schedule in atomic context","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-37928","datePublished":"2025-05-20T15:21:54.592Z","dateReserved":"2025-04-16T04:51:23.969Z","dateUpdated":"2026-11-05T20:52:08.177Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-05-20 16:15:29","lastModifiedDate":"2026-11-05 21:17:58","problem_types":["NVD-CWE-noinfo"],"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:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-11-05T20:45:12.682582Z","id":"CVE-2025-37928","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"6.1.138","matchCriteriaId":"3FA0ED94-5B49-46CD-BBB6-05D2DE753F2C"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.90","matchCriteriaId":"2BE1DB09-2D62-4C63-AF19-947300669741"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.28","matchCriteriaId":"5082CE19-0F3D-4521-AB3E-810D8255F500"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.14.6","matchCriteriaId":"19E5095E-5950-43EA-8E78-FC860855293F"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.15:rc1:*:*:*:*:*:*","matchCriteriaId":"8D465631-2980-487A-8E65-40AE2B9F8ED1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.15:rc2:*:*:*:*:*:*","matchCriteriaId":"4C9D071F-B28E-46EC-AC61-22B913390211"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.15:rc3:*:*:*:*:*:*","matchCriteriaId":"13FC0DDE-E513-465E-9E81-515702D49B74"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.15:rc4:*:*:*:*:*:*","matchCriteriaId":"8C7B5B0E-4EEB-48F5-B4CF-0935A7633845"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*","matchCriteriaId":"FA6FEEC2-9F11-4643-8827-749718254FED"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"37928","Ordinal":"1","Title":"dm-bufio: don't schedule in atomic context","CVE":"CVE-2025-37928","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"37928","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndm-bufio: don't schedule in atomic context\n\nA BUG was reported as below when CONFIG_DEBUG_ATOMIC_SLEEP and\ntry_verify_in_tasklet are enabled.\n[  129.444685][  T934] BUG: sleeping function called from invalid context at drivers/md/dm-bufio.c:2421\n[  129.444723][  T934] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 934, name: kworker/1:4\n[  129.444740][  T934] preempt_count: 201, expected: 0\n[  129.444756][  T934] RCU nest depth: 0, expected: 0\n[  129.444781][  T934] Preemption disabled at:\n[  129.444789][  T934] [<ffffffd816231900>] shrink_work+0x21c/0x248\n[  129.445167][  T934] kernel BUG at kernel/sched/walt/walt_debug.c:16!\n[  129.445183][  T934] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP\n[  129.445204][  T934] Skip md ftrace buffer dump for: 0x1609e0\n[  129.447348][  T934] CPU: 1 PID: 934 Comm: kworker/1:4 Tainted: G        W  OE      6.6.56-android15-8-o-g6f82312b30b9-debug #1 1400000003000000474e5500b3187743670464e8\n[  129.447362][  T934] Hardware name: Qualcomm Technologies, Inc. Parrot QRD, Alpha-M (DT)\n[  129.447373][  T934] Workqueue: dm_bufio_cache shrink_work\n[  129.447394][  T934] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n[  129.447406][  T934] pc : android_rvh_schedule_bug+0x0/0x8 [sched_walt_debug]\n[  129.447435][  T934] lr : __traceiter_android_rvh_schedule_bug+0x44/0x6c\n[  129.447451][  T934] sp : ffffffc0843dbc90\n[  129.447459][  T934] x29: ffffffc0843dbc90 x28: ffffffffffffffff x27: 0000000000000c8b\n[  129.447479][  T934] x26: 0000000000000040 x25: ffffff804b3d6260 x24: ffffffd816232b68\n[  129.447497][  T934] x23: ffffff805171c5b4 x22: 0000000000000000 x21: ffffffd816231900\n[  129.447517][  T934] x20: ffffff80306ba898 x19: 0000000000000000 x18: ffffffc084159030\n[  129.447535][  T934] x17: 00000000d2b5dd1f x16: 00000000d2b5dd1f x15: ffffffd816720358\n[  129.447554][  T934] x14: 0000000000000004 x13: ffffff89ef978000 x12: 0000000000000003\n[  129.447572][  T934] x11: ffffffd817a823c4 x10: 0000000000000202 x9 : 7e779c5735de9400\n[  129.447591][  T934] x8 : ffffffd81560d004 x7 : 205b5d3938373434 x6 : ffffffd8167397c8\n[  129.447610][  T934] x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffffffc0843db9e0\n[  129.447629][  T934] x2 : 0000000000002f15 x1 : 0000000000000000 x0 : 0000000000000000\n[  129.447647][  T934] Call trace:\n[  129.447655][  T934]  android_rvh_schedule_bug+0x0/0x8 [sched_walt_debug 1400000003000000474e550080cce8a8a78606b6]\n[  129.447681][  T934]  __might_resched+0x190/0x1a8\n[  129.447694][  T934]  shrink_work+0x180/0x248\n[  129.447706][  T934]  process_one_work+0x260/0x624\n[  129.447718][  T934]  worker_thread+0x28c/0x454\n[  129.447729][  T934]  kthread+0x118/0x158\n[  129.447742][  T934]  ret_from_fork+0x10/0x20\n[  129.447761][  T934] Code: ???????? ???????? ???????? d2b5dd1f (d4210000)\n[  129.447772][  T934] ---[ end trace 0000000000000000 ]---\n\ndm_bufio_lock will call spin_lock_bh when try_verify_in_tasklet\nis enabled, and __scan will be called in atomic context.","Type":"Description","Title":"dm-bufio: don't schedule in atomic context"}]}}}