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drmemory hit in nfs41_unlock() codepath
Posted by Anonymous on Fri 23rd Jan 2026 11:59
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  1. ~~9092~~ Error #1: UNINITIALIZED READ: reading 4 byte(s)
  2. ~~9092~~ # 0 libtirpc.dll!xdr_u_int32_t                [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\libtirpc\src\xdr.c:242]
  3. ~~9092~~ # 1 libtirpc.dll!xdr_uint32_t                 [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\libtirpc\src\xdr.c:268]
  4. ~~9092~~ # 2 nfs_encode_compound                       [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_xdr.c:3739]
  5. ~~9092~~ # 3 libtirpc.dll!authunix_wrap                [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\libtirpc\src\auth_unix.c:386]
  6. ~~9092~~ # 4 libtirpc.dll!clnt_vc_call                 [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\libtirpc\src\clnt_vc.c:634]
  7. ~~9092~~ # 5 nfs41_send_compound                       [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_rpc.c:391]
  8. ~~9092~~ # 6 compound_encode_send_decode               [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_compound.c:195]
  9. ~~9092~~ # 7 nfs41_unlock                              [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_ops.c:1212]
  10. ~~9092~~ # 8 map_current_user_to_ids                   [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_daemon.c:111]
  11. ~~9092~~ # 9 handle_unlock                             [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\lock.c:412]
  12. ~~9092~~ #10 upcall_handle                             [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\upcall.c:216]
  13. ~~9092~~ #11 nfsd_worker_thread_main                   [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_daemon.c:230]
  14. ~~9092~~ #12 nfsd_thread_main                          [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_daemon.c:279]
  15. ~~9092~~ #13 KERNEL32.dll!BaseThreadInitThunk         +0x13     (0x00007ff82a207374 <KERNEL32.dll+0x17374>)
  16. ~~9764~~
  17. ~~9764~~ Error #2: UNINITIALIZED READ: reading 4 byte(s)
  18. ~~9764~~ # 0 libtirpc.dll!xdr_u_int32_t                [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\libtirpc\src\xdr.c:242]
  19. ~~9764~~ # 1 libtirpc.dll!xdr_uint32_t                 [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\libtirpc\src\xdr.c:268]
  20. ~~9764~~ # 2 KERNELBASE.dll!CopySid                   +0xa      (0x00007ff82995848b <KERNELBASE.dll+0x3848b>)
  21. ~~9764~~ # 3 nfs_encode_compound                       [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_xdr.c:3739]
  22. ~~9764~~ # 4 libtirpc.dll!authunix_wrap                [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\libtirpc\src\auth_unix.c:386]
  23. ~~9764~~ # 5 libtirpc.dll!clnt_vc_call                 [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\libtirpc\src\clnt_vc.c:634]
  24. ~~9764~~ # 6 nfs41_send_compound                       [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_rpc.c:391]
  25. ~~9764~~ # 7 compound_encode_send_decode               [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_compound.c:195]
  26. ~~9764~~ # 8 nfs41_unlock                              [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_ops.c:1212]
  27. ~~9764~~ # 9 map_current_user_to_ids                   [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_daemon.c:111]
  28. ~~9764~~ #10 handle_unlock                             [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\lock.c:412]
  29. ~~9764~~ #11 upcall_handle                             [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\upcall.c:216]
  30. ~~9764~~ #12 nfsd_worker_thread_main                   [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_daemon.c:230]
  31. ~~9764~~ #13 nfsd_thread_main                          [C:\cygwin64\home\roland_mainz\work\msnfs41_uidmapping\ms-nfs41-client\daemon\nfs41_daemon.c:279]
  32. ~~9764~~ #14 KERNEL32.dll!BaseThreadInitThunk         +0x13     (0x00007ff82a207374 <KERNEL32.dll+0x17374>)

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