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  1. Lustre
  2. LU-20236

track lnb_fpgno for zfs dio buffer which may a user page embedded in a large folio

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Details

    • Bug
    • Resolution: Unresolved
    • Medium
    • None
    • None
    • None
    • 3
    • 9223372036854775807

    Description

      [  460.404786] Lustre: DEBUG MARKER: /usr/sbin/lctl mark == sanity test 24u: create stripe file =================== 06:03:12 \(1778306592\)
      [  460.640991] Lustre: DEBUG MARKER: == sanity test 24u: create stripe file =================== 06:03:12 (1778306592)
      [  460.761492] LustreError: 13269:0:(osd_io.c:741:osd_bufs_get_write()) ASSERTION( pgno == 0 ) failed: 
      [  460.761580] LustreError: 13269:0:(osd_io.c:741:osd_bufs_get_write()) LBUG
      [  460.761636] CPU: 0 PID: 13269 Comm: ll_ost_io00_000 Kdump: loaded Tainted: P           OE      ------  ---  5.14.0-611.47.1_lustre.el9.x86_64 #1
      [  460.761692] Hardware name: Red Hat KVM/RHEL, BIOS 1.16.3-4.el9 04/01/2014
      [  460.761739] Call Trace:
      [  460.761783]  <TASK>
      [  460.761833]  dump_stack_lvl+0x34/0x48
      [  460.761885]  lbug_with_loc.cold+0x5/0x50 [libcfs]
      [  460.761944]  osd_bufs_get_write+0x8cd/0x940 [osd_zfs]
      [  460.762007]  osd_bufs_get+0xf9/0x390 [osd_zfs]
      [  460.762064]  ? srso_alias_return_thunk+0x5/0xfbef5
      [  460.762136]  ofd_preprw_write.constprop.0+0x23b/0x1530 [ofd]
      [  460.762205]  ? srso_alias_return_thunk+0x5/0xfbef5
      [  460.762253]  ? tgt_extent_lock+0xda/0x280 [ptlrpc]
      [  460.762402]  ofd_preprw+0x545/0x930 [ofd]
      [  460.762465]  obd_preprw+0x14d/0x2a0 [ptlrpc]
      [  460.762607]  tgt_brw_write+0xdaa/0x1ab0 [ptlrpc]
      [  460.762752]  ? vscnprintf+0x20/0x30
      [  460.762801]  ? srso_alias_return_thunk+0x5/0xfbef5
      [  460.762848]  ? number+0x327/0x360
      [  460.762893]  ? srso_alias_return_thunk+0x5/0xfbef5
      [  460.762938]  ? srso_alias_return_thunk+0x5/0xfbef5
      [  460.762981]  ? mutex_lock+0xe/0x30
      [  460.763029]  tgt_handle_request0+0x146/0x770 [ptlrpc]
      [  460.763171]  tgt_request_handle+0x3fd/0xd00 [ptlrpc]
      [  460.763379]  ptlrpc_server_handle_request.isra.0+0x2e5/0xd80 [ptlrpc]
      [  460.763507]  ? srso_alias_return_thunk+0x5/0xfbef5
      [  460.763553]  ptlrpc_main+0x9be/0xea0 [ptlrpc]
      [  460.763664]  ? __pfx_ptlrpc_main+0x10/0x10 [ptlrpc]
      [  460.763792]  kthread+0x101/0x110
      [  460.763839]  ? __pfx_kthread+0x10/0x10
      [  460.763885]  ret_from_fork+0x28/0x50
      [  460.763936]  </TASK>
      [  460.764013] Kernel panic - not syncing: LBUG
      

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            stancheff Shaun Tancheff
            stancheff Shaun Tancheff
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              Created:
              Updated: