PID: 11809  TASK: ffff8800a9972220  CPU: 2   COMMAND: "reads"
 #0 [ffff8800a9b7b8a8] 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 [ffff8800a9b7b908] __crash_kexec at ffffffff811160a2
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/kernel/kexec_core.c: 897
 #2 [ffff8800a9b7b9d8] panic at ffffffff817d8546
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/./arch/x86/include/asm/smp.h: 93
 #3 [ffff8800a9b7ba58] lbug_with_loc at ffffffffa0208b95 [libcfs]
    /home/green/git/lustre-release/libcfs/libcfs/debug.c: 549
 #4 [ffff8800a9b7ba70] cl_env_percpu_put at ffffffffa05ba56e [obdclass]
    /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 992
 #5 [ffff8800a9b7ba80] do_read_folio at ffffffffa10eb7fc [lustre]
    /home/green/git/lustre-release/libcfs/include/libcfs/libcfs_debug.h: 112
 #6 [ffff8800a9b7bb80] ll_readpage at ffffffffa10ec39e [lustre]
    /home/green/git/lustre-release/lustre/llite/rw.c: 2374
 #7 [ffff8800a9b7bb90] do_generic_file_read.constprop.52 at ffffffff811b5c15
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/mm/filemap.c: 1889
 #8 [ffff8800a9b7bc18] generic_file_aio_read at ffffffff811b7049
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/mm/filemap.c: 2131
 #9 [ffff8800a9b7bca0] do_file_read_iter at ffffffffa10b8a6a [lustre]
    /home/green/git/lustre-release/lustre/include/lustre_compat.h: 387
#10 [ffff8800a9b7bd78] ll_file_read_iter at ffffffffa10b949d [lustre]
    /home/green/git/lustre-release/lustre/llite/file.c: 2548
#11 [ffff8800a9b7bd88] ll_file_aio_read at ffffffffa10b9686 [lustre]
    /home/green/git/lustre-release/libcfs/include/libcfs/libcfs_debug.h: 206
#12 [ffff8800a9b7bde0] ll_file_read at ffffffffa10b97d1 [lustre]
    /home/green/git/lustre-release/lustre/llite/file.c: 2794
#13 [ffff8800a9b7bec8] vfs_read at ffffffff81244899
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/fs/read_write.c: 465
#14 [ffff8800a9b7bf00] sys_pread64 at ffffffff812459c2
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/include/linux/file.h: 38
#15 [ffff8800a9b7bf50] system_call_fastpath at ffffffff817f400c
    /home/green/bk/linux-3.10.0-1160.59.1.el7-debug/arch/x86/kernel/entry_64.S: 511
    RIP: 00007f40cc755223  RSP: 00007fff22ca3c38  RFLAGS: 00010202
    RAX: 0000000000000011  RBX: 0000000000002000  RCX: 0000000000100000
    RDX: 0000000000002000  RSI: 000000000070e040  RDI: 0000000000000003
    RBP: 000000000070e040   R8: 0000000000000000   R9: 000000006857ebfc
    R10: 0000000000182000  R11: 0000000000000246  R12: 0000000000000003
    R13: 0000000000182000  R14: 0000000000000080  R15: 0000000000000041
    ORIG_RAX: 0000000000000011  CS: 0033  SS: 002b