Ceph » bluestore

http://telemetry.front.sepia.ceph.com:4000/d/jByk5HaMz/crash-spec-x-ray?orgId=1&var-sig_v2=33006194cad2110c85c00090f1c17337fd759851b0771821f4f778f482960f1b

Assert condition: (uint64_t)r == len
Assert function: virtual int KernelDevice::read(uint64_t, uint64_t, ceph::bufferlist*, IOContext*, bool)

Sanitized backtrace:

    KernelDevice::read(unsigned long, unsigned long, ceph::buffer::list*, IOContext*, bool)
    BlueFS::_read(BlueFS::FileReader*, unsigned long, unsigned long, ceph::buffer::list*, char*)
    BlueRocksRandomAccessFile::Prefetch(unsigned long, unsigned long)
    rocksdb::LegacyRandomAccessFileWrapper::Prefetch(unsigned long, unsigned long, rocksdb::IOOptions const&, rocksdb::IODebugContext*)
    rocksdb::RandomAccessFileReader::Prefetch(unsigned long, unsigned long) const
    rocksdb::BlockPrefetcher::PrefetchIfNeeded(rocksdb::BlockBasedTable::Rep const*, rocksdb::BlockHandle const&, unsigned long, bool)
    rocksdb::BlockBasedTableIterator::InitDataBlock()
    rocksdb::BlockBasedTableIterator::FindBlockForward()
    rocksdb::BlockBasedTableIterator::FindKeyForward()
    rocksdb::BlockBasedTableIterator::Next()
    rocksdb::BlockBasedTableIterator::NextAndGetResult(rocksdb::IterateResult*)
    rocksdb::IteratorWrapperBase<rocksdb::Slice>::NextAndGetResult(rocksdb::IterateResult*)
    rocksdb::IteratorWrapperBase<rocksdb::Slice>::Next()
    rocksdb::MergingIterator::Next()
    rocksdb::MergingIterator::NextAndGetResult(rocksdb::IterateResult*)
    rocksdb::IteratorWrapperBase<rocksdb::Slice>::Next()
    rocksdb::DBIter::MergeValuesNewToOld()
    rocksdb::DBIter::FindNextUserEntryInternal(bool, rocksdb::Slice const*)
    rocksdb::DBIter::FindNextUserEntry(bool, rocksdb::Slice const*)
    rocksdb::DBIter::Next()
    rocksdb::ArenaWrappedDBIter::Next()
    RocksDBStore::RocksDBWholeSpaceIteratorImpl::next()
    BitmapFreelistManager::enumerate_next(KeyValueDB*, unsigned long*, unsigned long*)
    BlueStore::_init_alloc(std::map<unsigned long, unsigned long, std::less<unsigned long>, std::allocator<std::pair<unsigned long const, unsigned long> > >*)
    BlueStore::_open_db_and_around(bool, bool)

{
    "archived": "2022-12-06 06:17:13.382333",
    "assert_condition": "(uint64_t)r == len",
    "assert_file": "blk/kernel/KernelDevice.cc",
    "assert_func": "virtual int KernelDevice::read(uint64_t, uint64_t, ceph::bufferlist*, IOContext*, bool)",
    "assert_line": 1255,
    "assert_msg": "blk/kernel/KernelDevice.cc: In function 'virtual int KernelDevice::read(uint64_t, uint64_t, ceph::bufferlist*, IOContext*, bool)' thread 7f1ee89bf540 time 2022-12-05T21:34:39.860689+0000\nblk/kernel/KernelDevice.cc: 1255: FAILED ceph_assert((uint64_t)r == len)",
    "assert_thread_name": "ceph-bluestore-",
    "backtrace": [
        "/lib/x86_64-linux-gnu/libpthread.so.0(+0x14420) [0x7f1ee90e0420]",
        "gsignal()",
        "abort()",
        "(ceph::__ceph_assert_fail(char const*, char const*, int, char const*)+0x1b7) [0x7f1ee964382e]",
        "/usr/lib/ceph/libceph-common.so.2(+0x27c9d8) [0x7f1ee96439d8]",
        "(KernelDevice::read(unsigned long, unsigned long, ceph::buffer::v15_2_0::list*, IOContext*, bool)+0x9b9) [0x55bc4c005849]",
        "(BlueFS::_read(BlueFS::FileReader*, unsigned long, unsigned long, ceph::buffer::v15_2_0::list*, char*)+0x560) [0x55bc4bd50620]",
        "(BlueRocksRandomAccessFile::Prefetch(unsigned long, unsigned long)+0x1f) [0x55bc4bf7ca8f]",
        "(rocksdb::LegacyRandomAccessFileWrapper::Prefetch(unsigned long, unsigned long, rocksdb::IOOptions const&, rocksdb::IODebugContext*)+0x60) [0x55bc4c091d90]",
        "(rocksdb::RandomAccessFileReader::Prefetch(unsigned long, unsigned long) const+0x75) [0x55bc4c37962b]",
        "(rocksdb::BlockPrefetcher::PrefetchIfNeeded(rocksdb::BlockBasedTable::Rep const*, rocksdb::BlockHandle const&, unsigned long, bool)+0x168) [0x55bc4c542d4c]",
        "(rocksdb::BlockBasedTableIterator::InitDataBlock()+0x171) [0x55bc4c540b0d]",
        "(rocksdb::BlockBasedTableIterator::FindBlockForward()+0x281) [0x55bc4c54120b]",
        "(rocksdb::BlockBasedTableIterator::FindKeyForward()+0x92) [0x55bc4c540f86]",
        "(rocksdb::BlockBasedTableIterator::Next()+0x8c) [0x55bc4c54080a]",
        "(rocksdb::BlockBasedTableIterator::NextAndGetResult(rocksdb::IterateResult*)+0x21) [0x55bc4c54083d]",
        "(rocksdb::IteratorWrapperBase<rocksdb::Slice>::NextAndGetResult(rocksdb::IterateResult*)+0x79) [0x55bc4c257e0d]",
        "ceph-bluestore-tool(+0xdb341a) [0x55bc4c22d41a]",
        "(rocksdb::IteratorWrapperBase<rocksdb::Slice>::Next()+0x75) [0x55bc4c1759d9]",
        "(rocksdb::MergingIterator::Next()+0xc2) [0x55bc4c3b9b50]",
        "(rocksdb::MergingIterator::NextAndGetResult(rocksdb::IterateResult*)+0x2c) [0x55bc4c3b9ca8]",
        "(rocksdb::IteratorWrapperBase<rocksdb::Slice>::Next()+0x75) [0x55bc4c1759d9]",
        "(rocksdb::DBIter::MergeValuesNewToOld()+0x224) [0x55bc4c16cb92]",
        "(rocksdb::DBIter::FindNextUserEntryInternal(bool, rocksdb::Slice const*)+0xd7b) [0x55bc4c16c2e9]",
        "(rocksdb::DBIter::FindNextUserEntry(bool, rocksdb::Slice const*)+0x83) [0x55bc4c16b523]",
        "(rocksdb::DBIter::Next()+0x2f9) [0x55bc4c16b381]",
        "(rocksdb::ArenaWrappedDBIter::Next()+0x20) [0x55bc4c484d76]",
        "(RocksDBStore::RocksDBWholeSpaceIteratorImpl::next()+0x32) [0x55bc4c020182]",
        "(BitmapFreelistManager::enumerate_next(KeyValueDB*, unsigned long*, unsigned long*)+0x8ba) [0x55bc4bf7272a]",
        "(BlueStore::_init_alloc(std::map<unsigned long, unsigned long, std::less<unsigned long>, std::allocator<std::pair<unsigned long const, unsigned long> > >*)+0x741) [0x55bc4be09dd1]",
        "(BlueStore::_open_db_and_around(bool, bool)+0x35c) [0x55bc4be360dc]" 
    ],
    "ceph_version": "17.2.5",
    "crash_id": "2022-12-05T21:34:39.939551Z_bbdbf207-05aa-4437-837f-db33de934a33",
    "entity_name": "client.687b72f35a6dffba52a6d1a9f4f49a4d28eadb71",
    "os_id": "ubuntu",
    "os_name": "Ubuntu",
    "os_version": "20.04.5 LTS (Focal Fossa)",
    "os_version_id": "20.04",
    "process_name": "ceph-bluestore-",
    "stack_sig": "16a65c1c40d286575c2d649455701800652143498d25080fed7bc5dc4d466a71",
    "timestamp": "2022-12-05T21:34:39.939551Z",
    "utsname_machine": "x86_64",
    "utsname_release": "5.4.0-135-generic",
    "utsname_sysname": "Linux",
    "utsname_version": "#152-Ubuntu SMP Wed Nov 23 20:19:22 UTC 2022" 
}