PID: 4296   TASK: ffff88006ebb2220  CPU: 3   COMMAND: "lfsck"
 #0 [ffff880096f6b7a8] 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 [ffff880096f6b808] __crash_kexec at ffffffff811160a2
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/kernel/kexec_core.c: 897
 #2 [ffff880096f6b8d8] crash_kexec at ffffffff81116190
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/./arch/x86/include/asm/atomic.h: 37
 #3 [ffff880096f6b8f0] oops_end at ffffffff817eb798
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/kernel/dumpstack.c: 201
 #4 [ffff880096f6b918] no_context at ffffffff810708c4
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/mm/fault.c: 770
 #5 [ffff880096f6b968] __bad_area_nosemaphore at ffffffff81070b92
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/mm/fault.c: 852
 #6 [ffff880096f6b9b8] bad_area_nosemaphore at ffffffff81070cb4
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/mm/fault.c: 859
 #7 [ffff880096f6b9c8] __do_page_fault at ffffffff817ee7d8
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/mm/fault.c: 1359
 #8 [ffff880096f6ba30] trace_do_page_fault at ffffffff817eea76
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/mm/fault.c: 1396
 #9 [ffff880096f6ba70] do_async_page_fault at ffffffff817edfe2
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/kernel/kvm.c: 289
#10 [ffff880096f6ba90] async_page_fault at ffffffff817ea7a8
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/kernel/entry_64.S: 1432
    [exception RIP: osd_iit_iget+312]
    RIP: ffffffffa0e7c678  RSP: ffff880096f6bb40  RFLAGS: 00010246
    RAX: 0000000000000003  RBX: ffff88009abb0000  RCX: 0000000000000000
    RDX: 0000000200000003  RSI: 0000000000000000  RDI: ffff880131d1e968
    RBP: ffff880096f6bb80   R8: 0000000000000061   R9: 0000000000000000
    R10: ffff880130fca000  R11: 0000000000000005  R12: ffff88007405d170
    R13: 0000000000000000  R14: 0000000000000002  R15: ffff8800997d4000
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
    /home/green/git/lustre-release/lustre/osd-ldiskfs/osd_scrub.c: 689
#11 [ffff880096f6bb88] osd_preload_next at ffffffffa0e7cb07 [osd_ldiskfs]
    /home/green/git/lustre-release/lustre/osd-ldiskfs/osd_scrub.c: 786
#12 [ffff880096f6bbc8] osd_inode_iteration at ffffffffa0e83146 [osd_ldiskfs]
    /home/green/git/lustre-release/lustre/osd-ldiskfs/osd_scrub.c: 1126
#13 [ffff880096f6bc90] osd_otable_it_next at ffffffffa0e84835 [osd_ldiskfs]
    /home/green/git/lustre-release/lustre/osd-ldiskfs/osd_scrub.c: 1181
#14 [ffff880096f6bd30] lfsck_master_oit_engine at ffffffffa0c8265f [lfsck]
    /home/green/git/lustre-release/lustre/lfsck/lfsck_engine.c: 978
#15 [ffff880096f6bdd0] lfsck_master_engine at ffffffffa0c84266 [lfsck]
    /home/green/git/lustre-release/lustre/lfsck/lfsck_engine.c: 1081
#16 [ffff880096f6bea8] kthread at ffffffff810ba114
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/kernel/kthread.c: 202
#17 [ffff880096f6bf50] 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