{"api_version":"1","generated_at":"2026-09-18T01:40:49+00:00","cve":"CVE-2026-90218","urls":{"html":"https://cve.report/CVE-2026-90218","api":"https://cve.report/api/cve/CVE-2026-90218.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-90218","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-90218"},"summary":{"title":"RDMA/cma: Fix WARNING in res_to_rt","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/cma: Fix WARNING in res_to_rt\n\nsyzbot reported a WARN_ON(!res->dev) in res_to_rt() triggered via\naddr_handler() during asynchronous address resolution:\n\n\"\nWARNING: drivers/infiniband/core/restrack.c:138 at res_to_rt+0x1c4/0x230\nCPU#1: kworker/u8:4/59\nModules linked in:\nCPU: 1 UID: 0 PID: 59 Comm: kworker/u8:4 Not tainted syzkaller #0 PREEMPT(full)\nHardware name: Google Compute Engine, BIOS Google 07/24/2026\nWorkqueue: ib_addr process_one_req\nRIP: 0010:res_to_rt+0x1c4/0x230 drivers/infiniband/core/restrack.c:138\nRSP: 0018:ffffc9000201f850 EFLAGS: 00010293\nRAX: ffffffff88d00ce5 RBX: ffff88807f0fd4f8 RCX: ffff88801e6e0000\nRDX: 0000000000000000 RSI: ffffffff8fd996f0 RDI: 0000000000000003\nRBP: 0000000000000000 R08: ffff88801e6e0000 R09: 000000000000000a\nR10: 0000000000000009 R11: 0000000000000000 R12: dffffc0000000000\nR13: 1ffff1100fe1fa9f R14: 0000000000000000 R15: 0000000000000003\nFS:  0000000000000000(0000) GS:ffff888125012000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00001d559c3d2000 CR3: 0000000077c4c000 CR4: 00000000003526f0\nCall Trace:\n <TASK>\n rdma_restrack_add+0x5a/0x8a0 drivers/infiniband/core/restrack.c:236\n addr_handler+0x41a/0x5a0 drivers/infiniband/core/cma.c:3534\n process_one_req+0x2eb/0x540 drivers/infiniband/core/addr.c:624\n process_one_work kernel/workqueue.c:3375 [inline]\n process_scheduled_works+0xc4e/0x1630 kernel/workqueue.c:3458\n worker_thread+0xa47/0xfb0 kernel/workqueue.c:3539\n kthread+0x388/0x470 kernel/kthread.c:436\n ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158\n ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245\n </TASK>\n\"\n\nIn addr_handler(), cma_acquire_dev_by_src_ip() is called to populate\nid_priv->cma_dev and bind the associated ib_device to id_priv->id.device.\nIf cma_acquire_dev_by_src_ip() returns an error (non-zero status), the ID\nremains unassociated with any RDMA device.\n\nPreviously, rdma_restrack_add(&id_priv->res) was invoked unconditionally\neven when cma_acquire_dev_by_src_ip() failed, passing a resource with a\nNULL dev pointer and triggering the WARN_ON assertion in res_to_rt().\n\nFix this by only adding the resource to restrack when acquiring the device\nsucceeds.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-17 17:17:17","updated_at":"2026-09-17 17:17:17"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/1d7e55ea64dd15769318ba2e0fe0956db82ba3c3","name":"https://git.kernel.org/stable/c/1d7e55ea64dd15769318ba2e0fe0956db82ba3c3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/39e83bb77fc92344cd62a373b311f096d812e548","name":"https://git.kernel.org/stable/c/39e83bb77fc92344cd62a373b311f096d812e548","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/64a2bd4cfc16c24f0a0e6321a2fd00ffde3e0a5b","name":"https://git.kernel.org/stable/c/64a2bd4cfc16c24f0a0e6321a2fd00ffde3e0a5b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c6d1ec4fbe56492bb88987d577f04a5fb6955f26","name":"https://git.kernel.org/stable/c/c6d1ec4fbe56492bb88987d577f04a5fb6955f26","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2a63cb9ea862ac7d947952b497eef6520853538c","name":"https://git.kernel.org/stable/c/2a63cb9ea862ac7d947952b497eef6520853538c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/544e40805dbb6cfe64916bd4c8b238fec585ac2a","name":"https://git.kernel.org/stable/c/544e40805dbb6cfe64916bd4c8b238fec585ac2a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f72957e0b31f2962f4c1089a9223f1206aa26983","name":"https://git.kernel.org/stable/c/f72957e0b31f2962f4c1089a9223f1206aa26983","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9c80273d663959504957606b9a24fe901ee2a4a1","name":"https://git.kernel.org/stable/c/9c80273d663959504957606b9a24fe901ee2a4a1","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-90218","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90218","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected c5ebaca402f5c5bd61ac8316feb2aa3a0be4d4a8 1d7e55ea64dd15769318ba2e0fe0956db82ba3c3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa 39e83bb77fc92344cd62a373b311f096d812e548 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa 9c80273d663959504957606b9a24fe901ee2a4a1 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa 2a63cb9ea862ac7d947952b497eef6520853538c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa f72957e0b31f2962f4c1089a9223f1206aa26983 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa 544e40805dbb6cfe64916bd4c8b238fec585ac2a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa 64a2bd4cfc16c24f0a0e6321a2fd00ffde3e0a5b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa c6d1ec4fbe56492bb88987d577f04a5fb6955f26 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 073fdf539d4c022162db3d77a5afca1710f0de2d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected fa37a461bd6d9ee86e891ba3e4074a450e44c881 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.10.37 5.10.270 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.11.21 5.12 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.12.4 5.13 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.13","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.13 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.270 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.221 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.188 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.157 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.110 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.52 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.6 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/infiniband/core/cma.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"1d7e55ea64dd15769318ba2e0fe0956db82ba3c3","status":"affected","version":"c5ebaca402f5c5bd61ac8316feb2aa3a0be4d4a8","versionType":"git"},{"lessThan":"39e83bb77fc92344cd62a373b311f096d812e548","status":"affected","version":"cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa","versionType":"git"},{"lessThan":"9c80273d663959504957606b9a24fe901ee2a4a1","status":"affected","version":"cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa","versionType":"git"},{"lessThan":"2a63cb9ea862ac7d947952b497eef6520853538c","status":"affected","version":"cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa","versionType":"git"},{"lessThan":"f72957e0b31f2962f4c1089a9223f1206aa26983","status":"affected","version":"cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa","versionType":"git"},{"lessThan":"544e40805dbb6cfe64916bd4c8b238fec585ac2a","status":"affected","version":"cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa","versionType":"git"},{"lessThan":"64a2bd4cfc16c24f0a0e6321a2fd00ffde3e0a5b","status":"affected","version":"cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa","versionType":"git"},{"lessThan":"c6d1ec4fbe56492bb88987d577f04a5fb6955f26","status":"affected","version":"cb5cd0ea4eb3ce338a593a5331ddb4986ae20faa","versionType":"git"},{"status":"affected","version":"073fdf539d4c022162db3d77a5afca1710f0de2d","versionType":"git"},{"status":"affected","version":"fa37a461bd6d9ee86e891ba3e4074a450e44c881","versionType":"git"},{"lessThan":"5.10.270","status":"affected","version":"5.10.37","versionType":"semver"},{"lessThan":"5.12","status":"affected","version":"5.11.21","versionType":"semver"},{"lessThan":"5.13","status":"affected","version":"5.12.4","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/infiniband/core/cma.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.13"},{"lessThan":"5.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.270","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.221","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.188","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.157","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.110","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.52","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.270","versionStartIncluding":"5.10.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.221","versionStartIncluding":"5.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.188","versionStartIncluding":"5.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.157","versionStartIncluding":"5.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.110","versionStartIncluding":"5.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.52","versionStartIncluding":"5.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.6","versionStartIncluding":"5.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"5.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11.21","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12.4","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/cma: Fix WARNING in res_to_rt\n\nsyzbot reported a WARN_ON(!res->dev) in res_to_rt() triggered via\naddr_handler() during asynchronous address resolution:\n\n\"\nWARNING: drivers/infiniband/core/restrack.c:138 at res_to_rt+0x1c4/0x230\nCPU#1: kworker/u8:4/59\nModules linked in:\nCPU: 1 UID: 0 PID: 59 Comm: kworker/u8:4 Not tainted syzkaller #0 PREEMPT(full)\nHardware name: Google Compute Engine, BIOS Google 07/24/2026\nWorkqueue: ib_addr process_one_req\nRIP: 0010:res_to_rt+0x1c4/0x230 drivers/infiniband/core/restrack.c:138\nRSP: 0018:ffffc9000201f850 EFLAGS: 00010293\nRAX: ffffffff88d00ce5 RBX: ffff88807f0fd4f8 RCX: ffff88801e6e0000\nRDX: 0000000000000000 RSI: ffffffff8fd996f0 RDI: 0000000000000003\nRBP: 0000000000000000 R08: ffff88801e6e0000 R09: 000000000000000a\nR10: 0000000000000009 R11: 0000000000000000 R12: dffffc0000000000\nR13: 1ffff1100fe1fa9f R14: 0000000000000000 R15: 0000000000000003\nFS:  0000000000000000(0000) GS:ffff888125012000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00001d559c3d2000 CR3: 0000000077c4c000 CR4: 00000000003526f0\nCall Trace:\n <TASK>\n rdma_restrack_add+0x5a/0x8a0 drivers/infiniband/core/restrack.c:236\n addr_handler+0x41a/0x5a0 drivers/infiniband/core/cma.c:3534\n process_one_req+0x2eb/0x540 drivers/infiniband/core/addr.c:624\n process_one_work kernel/workqueue.c:3375 [inline]\n process_scheduled_works+0xc4e/0x1630 kernel/workqueue.c:3458\n worker_thread+0xa47/0xfb0 kernel/workqueue.c:3539\n kthread+0x388/0x470 kernel/kthread.c:436\n ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158\n ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245\n </TASK>\n\"\n\nIn addr_handler(), cma_acquire_dev_by_src_ip() is called to populate\nid_priv->cma_dev and bind the associated ib_device to id_priv->id.device.\nIf cma_acquire_dev_by_src_ip() returns an error (non-zero status), the ID\nremains unassociated with any RDMA device.\n\nPreviously, rdma_restrack_add(&id_priv->res) was invoked unconditionally\neven when cma_acquire_dev_by_src_ip() failed, passing a resource with a\nNULL dev pointer and triggering the WARN_ON assertion in res_to_rt().\n\nFix this by only adding the resource to restrack when acquiring the device\nsucceeds."}],"providerMetadata":{"dateUpdated":"2026-09-17T16:07:30.076Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/1d7e55ea64dd15769318ba2e0fe0956db82ba3c3"},{"url":"https://git.kernel.org/stable/c/39e83bb77fc92344cd62a373b311f096d812e548"},{"url":"https://git.kernel.org/stable/c/9c80273d663959504957606b9a24fe901ee2a4a1"},{"url":"https://git.kernel.org/stable/c/2a63cb9ea862ac7d947952b497eef6520853538c"},{"url":"https://git.kernel.org/stable/c/f72957e0b31f2962f4c1089a9223f1206aa26983"},{"url":"https://git.kernel.org/stable/c/544e40805dbb6cfe64916bd4c8b238fec585ac2a"},{"url":"https://git.kernel.org/stable/c/64a2bd4cfc16c24f0a0e6321a2fd00ffde3e0a5b"},{"url":"https://git.kernel.org/stable/c/c6d1ec4fbe56492bb88987d577f04a5fb6955f26"}],"title":"RDMA/cma: Fix WARNING in res_to_rt","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-90218","datePublished":"2026-09-17T16:07:30.076Z","dateReserved":"2026-09-11T19:38:34.793Z","dateUpdated":"2026-09-17T16:07:30.076Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-17 17:17:17","lastModifiedDate":"2026-09-17 17:17:17","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"90218","Ordinal":"1","Title":"RDMA/cma: Fix WARNING in res_to_rt","CVE":"CVE-2026-90218","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"90218","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/cma: Fix WARNING in res_to_rt\n\nsyzbot reported a WARN_ON(!res->dev) in res_to_rt() triggered via\naddr_handler() during asynchronous address resolution:\n\n\"\nWARNING: drivers/infiniband/core/restrack.c:138 at res_to_rt+0x1c4/0x230\nCPU#1: kworker/u8:4/59\nModules linked in:\nCPU: 1 UID: 0 PID: 59 Comm: kworker/u8:4 Not tainted syzkaller #0 PREEMPT(full)\nHardware name: Google Compute Engine, BIOS Google 07/24/2026\nWorkqueue: ib_addr process_one_req\nRIP: 0010:res_to_rt+0x1c4/0x230 drivers/infiniband/core/restrack.c:138\nRSP: 0018:ffffc9000201f850 EFLAGS: 00010293\nRAX: ffffffff88d00ce5 RBX: ffff88807f0fd4f8 RCX: ffff88801e6e0000\nRDX: 0000000000000000 RSI: ffffffff8fd996f0 RDI: 0000000000000003\nRBP: 0000000000000000 R08: ffff88801e6e0000 R09: 000000000000000a\nR10: 0000000000000009 R11: 0000000000000000 R12: dffffc0000000000\nR13: 1ffff1100fe1fa9f R14: 0000000000000000 R15: 0000000000000003\nFS:  0000000000000000(0000) GS:ffff888125012000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00001d559c3d2000 CR3: 0000000077c4c000 CR4: 00000000003526f0\nCall Trace:\n <TASK>\n rdma_restrack_add+0x5a/0x8a0 drivers/infiniband/core/restrack.c:236\n addr_handler+0x41a/0x5a0 drivers/infiniband/core/cma.c:3534\n process_one_req+0x2eb/0x540 drivers/infiniband/core/addr.c:624\n process_one_work kernel/workqueue.c:3375 [inline]\n process_scheduled_works+0xc4e/0x1630 kernel/workqueue.c:3458\n worker_thread+0xa47/0xfb0 kernel/workqueue.c:3539\n kthread+0x388/0x470 kernel/kthread.c:436\n ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158\n ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245\n </TASK>\n\"\n\nIn addr_handler(), cma_acquire_dev_by_src_ip() is called to populate\nid_priv->cma_dev and bind the associated ib_device to id_priv->id.device.\nIf cma_acquire_dev_by_src_ip() returns an error (non-zero status), the ID\nremains unassociated with any RDMA device.\n\nPreviously, rdma_restrack_add(&id_priv->res) was invoked unconditionally\neven when cma_acquire_dev_by_src_ip() failed, passing a resource with a\nNULL dev pointer and triggering the WARN_ON assertion in res_to_rt().\n\nFix this by only adding the resource to restrack when acquiring the device\nsucceeds.","Type":"Description","Title":"RDMA/cma: Fix WARNING in res_to_rt"}]}}}