+++ This bug was initially created as a clone of Bug #2291447 +++ Description of problem: Created image with 0GB size rbd create rep_pool_SiLuJSPClg/image1 -s 0G when try to check rbd du it fails as below [root@ceph-rbd1-sangadi-01-ljut20-node2 ~]# rbd du -p rep_pool_SiLuJSPClg /builddir/build/BUILD/ceph-18.2.1/src/librbd/api/DiffIterate.cc: In function 'int librbd::api::DiffIterate<ImageCtxT>::execute() [with ImageCtxT = librbd::ImageCtx]' thread 7fd64c428c00 time 2024-06-12T03:19:10.835518-0400 /builddir/build/BUILD/ceph-18.2.1/src/librbd/api/DiffIterate.cc: 341: FAILED ceph_assert(object_diff_state.size() == end_object_no - start_object_no) ceph version 18.2.1-194.el9cp (04a992766839cd3207877e518a1238cdbac3787e) reef (stable) 1: (ceph::__ceph_assert_fail(char const*, char const*, int, char const*)+0x12e) [0x7fd64d763076] 2: /usr/lib64/ceph/libceph-common.so.2(+0x163234) [0x7fd64d763234] 3: /lib64/librbd.so.1(+0x195b44) [0x7fd64e395b44] 4: /lib64/librbd.so.1(+0x5524d7) [0x7fd64e7524d7] 5: (librbd::Image::diff_iterate2(char const*, unsigned long, unsigned long, bool, bool, int (*)(unsigned long, unsigned long, int, void*), void*)+0x94) [0x7fd64e308d24] 6: rbd(+0x2de947) [0x55e28b304947] 7: (rbd::action::disk_usage::execute(boost::program_options::variables_map const&, std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > > const&)+0x1027) [0x55e28b172aa7] 8: (rbd::Shell::execute(int, char const**)+0xc17) [0x55e28b1571e7] 9: main() 10: /lib64/libc.so.6(+0x29590) [0x7fd64ce29590] 11: __libc_start_main() 12: _start() *** Caught signal (Aborted) ** in thread 7fd64c428c00 thread_name:rbd 2024-06-12T03:19:10.835-0400 7fd64c428c00 -1 /builddir/build/BUILD/ceph-18.2.1/src/librbd/api/DiffIterate.cc: In function 'int librbd::api::DiffIterate<ImageCtxT>::execute() [with ImageCtxT = librbd::ImageCtx]' thread 7fd64c428c00 time 2024-06-12T03:19:10.835518-0400 /builddir/build/BUILD/ceph-18.2.1/src/librbd/api/DiffIterate.cc: 341: FAILED ceph_assert(object_diff_state.size() == end_object_no - start_object_no) ceph version 18.2.1-194.el9cp (04a992766839cd3207877e518a1238cdbac3787e) reef (stable) Version-Release number of selected component (if applicable): ceph version 18.2.1-194.el9cp (04a992766839cd3207877e518a1238cdbac3787e) reef (stable) How reproducible: Always Steps to Reproduce: 1.Deploy ceph and create pool 2.create images with 0 size 3.check rbd du output for 0 sized image Actual results: /mnt/data/workspace/ceph_linux/src/librbd/api/DiffIterate.cc: In function 'int librbd::api::DiffIterate<ImageCtxT>::execute() [with ImageCtxT = librbd::ImageCtx]' thread 7fa28543f740 time 2024-06-11T07:51:39.470207+0000 /mnt/data/workspace/ceph_linux/src/librbd/api/DiffIterate.cc: 341: FAILED ceph_assert(object_diff_state.size() == end_object_no - start_object_no) Expected results: command should not error out Additional info: https://tracker.ceph.com/issues/66418
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Red Hat Ceph Storage 5.3 security and bug fix updates), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2025:1478