[LU-12012] vvp_page.c:344:vvp_page_make_ready()) ASSERTION( pg->cp_state == CPS_CACHED ) failed

• Type: Bug
• Resolution: Unresolved
• Priority: Minor
• Affects Version/s: Lustre 2.13.0
• Severity: 3
• Assignee: WC Triage
• Reporter: Oleg Drokin

Description

Periodically seeing this in master in racer testing.

[ 5087.065004] LustreError: 24222:0:(vvp_page.c:344:vvp_page_make_ready()) ASSERTION( pg->cp_state == CPS_CACHED ) failed: 
[ 5087.084304] LustreError: 24222:0:(vvp_page.c:344:vvp_page_make_ready()) LBUG
[ 5087.085410] Pid: 24222, comm: ldlm_bl_11 3.10.0-7.6-debug #1 SMP Wed Nov 7 21:55:08 EST 2018
[ 5087.087828] Call Trace:
[ 5087.091285]  [<ffffffffa02227dc>] libcfs_call_trace+0x8c/0xc0 [libcfs]
[ 5087.094095]  [<ffffffffa022288c>] lbug_with_loc+0x4c/0xa0 [libcfs]
[ 5087.095832]  [<ffffffffa141f678>] vvp_page_make_ready+0x1a8/0x250 [lustre]
[ 5087.104265]  [<ffffffffa039bcc9>] cl_page_make_ready+0xb9/0x360 [obdclass]
[ 5087.112082]  [<ffffffffa0812ae1>] osc_extent_make_ready+0x3e1/0xe70 [osc]
[ 5087.113731]  [<ffffffffa0819db3>] osc_cache_writeback_range+0x4f3/0x1260 [osc]
[ 5087.116667]  [<ffffffffa0806895>] osc_lock_flush+0x195/0x290 [osc]
[ 5087.117961]  [<ffffffffa0806d53>] osc_ldlm_blocking_ast+0x2e3/0x3a0 [osc]
[ 5087.119378]  [<ffffffffa0579a84>] ldlm_cancel_callback+0x84/0x320 [ptlrpc]
[ 5087.121365]  [<ffffffffa0590900>] ldlm_cli_cancel_local+0xa0/0x3f0 [ptlrpc]
[ 5087.122714]  [<ffffffffa05966d7>] ldlm_cli_cancel+0x157/0x620 [ptlrpc]
[ 5087.123754]  [<ffffffffa0806bea>] osc_ldlm_blocking_ast+0x17a/0x3a0 [osc]
[ 5087.125144]  [<ffffffffa05a2785>] ldlm_handle_bl_callback+0xf5/0x4f0 [ptlrpc]
[ 5087.126600]  [<ffffffffa05a3081>] ldlm_bl_thread_main+0x501/0x680 [ptlrpc]
[ 5087.127812]  [<ffffffff810b4ed4>] kthread+0xe4/0xf0
[ 5087.129081]  [<ffffffff817c4c77>] ret_from_fork_nospec_end+0x0/0x39