Bluetooth: coredump: Quiesce dump work on unregister

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "include/net/bluetooth/coredump.h",
                        "net/bluetooth/coredump.c",
                        "net/bluetooth/hci_core.c"
                    ],
                    "versions": [
                        {
                            "version": "9695ef876fd122cb7bbc04a4a93b8727d2e36bda",
                            "lessThan": "24af375d7d8aa5f698e4dc41317102f44114351a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9695ef876fd122cb7bbc04a4a93b8727d2e36bda",
                            "lessThan": "dcaf10ef27f928568c25de3e9fc242e538de5c67",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9695ef876fd122cb7bbc04a4a93b8727d2e36bda",
                            "lessThan": "82699d1b727ba5980b94f1eb8dc3d346f41b7c67",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9695ef876fd122cb7bbc04a4a93b8727d2e36bda",
                            "lessThan": "d236517c264e41dc09833c708ef23bccb7a91219",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "deb8156ebe5cb63a5988e7f86cc46aa062527c2b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.1.188",
                            "lessThan": "6.2",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "include/net/bluetooth/coredump.h",
                        "net/bluetooth/coredump.c",
                        "net/bluetooth/hci_core.c"
                    ],
                    "versions": [
                        {
                            "version": "6.4",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.4",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.112",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.54",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.8",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }