PID: 11558  TASK: ffff88012c443330  CPU: 1   COMMAND: "ldlm_bl_10"
 #0 [ffff88009c6e3530] machine_kexec at ffffffff810613ae
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/kernel/machine_kexec_64.c: 343
 #1 [ffff88009c6e3590] __crash_kexec at ffffffff811160a2
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/kernel/kexec_core.c: 897
 #2 [ffff88009c6e3660] crash_kexec at ffffffff81116190
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/./arch/x86/include/asm/atomic.h: 37
 #3 [ffff88009c6e3678] oops_end at ffffffff817eb798
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/kernel/dumpstack.c: 201
 #4 [ffff88009c6e36a0] die at ffffffff81030c0b
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/kernel/dumpstack.c: 280
 #5 [ffff88009c6e36d0] do_trap at ffffffff817eaee0
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/kernel/traps.c: 179
 #6 [ffff88009c6e3720] do_invalid_op at ffffffff8102d354
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/kernel/traps.c: 221
 #7 [ffff88009c6e37d0] invalid_op at ffffffff817f736e
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/kernel/entry_64.S: 1248
    [exception RIP: do_invalidatepage_range+115]
    RIP: ffffffff811c62c3  RSP: ffff88009c6e3880  RFLAGS: 00010283
    RAX: ffffffffa1061060  RBX: ffffea00027afd40  RCX: 0000000000001000
    RDX: 0000000000000001  RSI: 0000000000000000  RDI: ffffea00027afd40
    RBP: ffff88009c6e3880   R8: 00000000ffffffff   R9: 0000000000000000
    R10: 0000000000000001  R11: ffff88009c6e3486  R12: ffffea00028b1980
    R13: 0000000000000007  R14: ffff88012c443330  R15: ffff88009c6e38b8
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0000
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/mm/truncate.c: 156
 #8 [ffff88009c6e3888] truncate_inode_pages_range at ffffffff811c6aef
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/mm/truncate.c: 416
 #9 [ffff88009c6e39e0] check_and_discard_cb at ffffffffa0a5b209 [osc]
    /home/green/git/lustre-release/lustre/osc/osc_cache.c: 3231
#10 [ffff88009c6e3a48] osc_page_gang_lookup at ffffffffa0a5c75f [osc]
    /home/green/git/lustre-release/lustre/osc/osc_cache.c: 3082
#11 [ffff88009c6e3b00] osc_lock_discard_pages at ffffffffa0a6ce9a [osc]
    /home/green/git/lustre-release/lustre/osc/osc_cache.c: 3335
#12 [ffff88009c6e3b58] osc_ldlm_blocking_ast at ffffffffa0a52ecd [osc]
    /home/green/git/lustre-release/lustre/osc/osc_lock.c: 378
#13 [ffff88009c6e3be8] ldlm_cancel_callback at ffffffffa0838ef4 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../../lustre/ldlm/ldlm_lock.c: 2522
#14 [ffff88009c6e3c60] ldlm_cli_cancel_local at ffffffffa0852e82 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../../lustre/ldlm/ldlm_request.c: 1310
#15 [ffff88009c6e3c90] ldlm_cli_cancel at ffffffffa0859241 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../../lustre/ldlm/ldlm_request.c: 1668
#16 [ffff88009c6e3d28] osc_ldlm_blocking_ast at ffffffffa0a52cfa [osc]
    /home/green/git/lustre-release/lustre/osc/osc_lock.c: 509
#17 [ffff88009c6e3db8] ldlm_handle_bl_callback at ffffffffa0866675 [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../../lustre/ldlm/ldlm_lockd.c: 1971
#18 [ffff88009c6e3de8] ldlm_bl_thread_main at ffffffffa0866f8c [ptlrpc]
    /home/green/git/lustre-release/lustre/ptlrpc/../../lustre/ldlm/ldlm_lockd.c: 2972
#19 [ffff88009c6e3ea8] kthread at ffffffff810ba114
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/kernel/kthread.c: 202
#20 [ffff88009c6e3f50] ret_from_fork_nospec_begin at ffffffff817f3e5d
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/kernel/entry_64.S: 418