{"id":"CVE-2024-49569","summary":"nvme-rdma: unquiesce admin_q before destroy it","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-rdma: unquiesce admin_q before destroy it\n\nKernel will hang on destroy admin_q while we create ctrl failed, such\nas following calltrace:\n\nPID: 23644    TASK: ff2d52b40f439fc0  CPU: 2    COMMAND: \"nvme\"\n #0 [ff61d23de260fb78] __schedule at ffffffff8323bc15\n #1 [ff61d23de260fc08] schedule at ffffffff8323c014\n #2 [ff61d23de260fc28] blk_mq_freeze_queue_wait at ffffffff82a3dba1\n #3 [ff61d23de260fc78] blk_freeze_queue at ffffffff82a4113a\n #4 [ff61d23de260fc90] blk_cleanup_queue at ffffffff82a33006\n #5 [ff61d23de260fcb0] nvme_rdma_destroy_admin_queue at ffffffffc12686ce\n #6 [ff61d23de260fcc8] nvme_rdma_setup_ctrl at ffffffffc1268ced\n #7 [ff61d23de260fd28] nvme_rdma_create_ctrl at ffffffffc126919b\n #8 [ff61d23de260fd68] nvmf_dev_write at ffffffffc024f362\n #9 [ff61d23de260fe38] vfs_write at ffffffff827d5f25\n    RIP: 00007fda7891d574  RSP: 00007ffe2ef06958  RFLAGS: 00000202\n    RAX: ffffffffffffffda  RBX: 000055e8122a4d90  RCX: 00007fda7891d574\n    RDX: 000000000000012b  RSI: 000055e8122a4d90  RDI: 0000000000000004\n    RBP: 00007ffe2ef079c0   R8: 000000000000012b   R9: 000055e8122a4d90\n    R10: 0000000000000000  R11: 0000000000000202  R12: 0000000000000004\n    R13: 000055e8122923c0  R14: 000000000000012b  R15: 00007fda78a54500\n    ORIG_RAX: 0000000000000001  CS: 0033  SS: 002b\n\nThis due to we have quiesced admi_q before cancel requests, but forgot\nto unquiesce before destroy it, as a result we fail to drain the\npending requests, and hang on blk_mq_freeze_queue_wait() forever. Here\ntry to reuse nvme_rdma_teardown_admin_queue() to fix this issue and\nsimplify the code.","modified":"2026-04-02T12:20:53.730560Z","published":"2025-01-11T12:25:19.455Z","related":["SUSE-SU-2025:0289-1","SUSE-SU-2025:0428-1","SUSE-SU-2025:0499-1","SUSE-SU-2025:0557-1","SUSE-SU-2025:20165-1","SUSE-SU-2025:20166-1","SUSE-SU-2025:20248-1","SUSE-SU-2025:20249-1","USN-7379-2","USN-7380-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/49xxx/CVE-2024-49569.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/05b436f3cf65c957eff86c5ea5ddfa2604b32c63"},{"type":"WEB","url":"https://git.kernel.org/stable/c/427036030f4d796533dcadba9b845896cb6c10a7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5858b687559809f05393af745cbadf06dee61295"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/49xxx/CVE-2024-49569.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-49569"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"958dc1d32c80566f58d18f05ef1f05bd32d172c1"},{"fixed":"427036030f4d796533dcadba9b845896cb6c10a7"},{"fixed":"05b436f3cf65c957eff86c5ea5ddfa2604b32c63"},{"fixed":"5858b687559809f05393af745cbadf06dee61295"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"a9ea34d2717a8c8892d3c5677329de9485e325ac"},{"last_affected":"7da81eaf8710130a9e63d7429627183be5a93787"},{"last_affected":"caed0b3851a4f52afd1ef77a27b30410fe7b68c7"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-49569.json"}}],"schema_version":"1.7.5"}