PID: 56281 TASK: ffff8b7e02d74f80 CPU: 1 COMMAND: "dd" #0 [ffffaa6c82157208] machine_kexec at ffffffff990850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffaa6c82157260] __crash_kexec at ffffffff9923e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffaa6c82157320] crash_kexec at ffffffff9923fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffaa6c82157338] oops_end at ffffffff99037cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffaa6c82157358] no_context.cold.27 at ffffffff990a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffaa6c821573b0] __bad_area_nosemaphore at ffffffff990a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffaa6c821573f8] bad_area_nosemaphore at ffffffff990a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffaa6c82157400] do_user_addr_fault at ffffffff990a10c0 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1306 #8 [ffffaa6c82157450] __do_page_fault at ffffffff990a15bb /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1497 #9 [ffffaa6c82157470] do_page_fault at ffffffff990a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffaa6c821574a0] page_fault at ffffffff9a000f8e /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 1236 [exception RIP: rs_cmp+22] RIP: ffffffffc0b83e66 RSP: ffffaa6c82157550 RFLAGS: 00010202 RAX: ffff8b7e31e401f8 RBX: ffff8b7e20847800 RCX: 0000000000000000 RDX: ffff8b7e20857800 RSI: fffffffffffffff8 RDI: ffffaa6c82157578 RBP: 000000000000000d R8: 000000000448927f R9: 0000000021bfbc08 R10: 000000004f6a2fb0 R11: ffff8b7e21468000 R12: 0000000000000001 R13: ffffffffc0dbdca0 R14: 0000000000000000 R15: ffff8b7e31e401f8 ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/fortify-string.h: 398 #11 [ffffaa6c82157550] ldlm_resource_get at ffffffffc0b89e0b [ptlrpc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/rhashtable.h: 497 #12 [ffffaa6c821575c0] ldlm_lock_change_resource at ffffffffc0b7aad3 [ptlrpc] /home/green/git/lustre-release/lustre/ptlrpc/../ldlm/ldlm_lock.c: 552 #13 [ffffaa6c821575f0] ldlm_cli_enqueue_fini at ffffffffc0ba7904 [ptlrpc] /home/green/git/lustre-release/lustre/ptlrpc/../ldlm/ldlm_request.c: 770 #14 [ffffaa6c82157660] ldlm_cli_enqueue at ffffffffc0bb10ef [ptlrpc] /home/green/git/lustre-release/lustre/ptlrpc/../ldlm/ldlm_request.c: 1198 #15 [ffffaa6c82157708] mdc_enqueue_base at ffffffffc117b4d5 [mdc] /home/green/git/lustre-release/lustre/mdc/mdc_locks.c: 1104 #16 [ffffaa6c82157800] mdc_intent_lock at ffffffffc117d993 [mdc] /home/green/git/lustre-release/lustre/mdc/mdc_locks.c: 1540 #17 [ffffaa6c821578d0] lmv_intent_open at ffffffffc0fee388 [lmv] /home/green/git/lustre-release/lustre/include/obd_class.h: 1545 #18 [ffffaa6c82157950] lmv_intent_lock at ffffffffc0ff0e4d [lmv] /home/green/git/lustre-release/lustre/lmv/lmv_intent.c: 579 #19 [ffffaa6c821579c8] ll_intent_lock at ffffffffc1983ac5 [lustre] /home/green/git/lustre-release/lustre/include/obd_class.h: 1545 #20 [ffffaa6c82157a28] ll_lookup_it at ffffffffc19852ae [lustre] /home/green/git/lustre-release/lustre/llite/namei.c: 1263 #21 [ffffaa6c82157b80] ll_atomic_open at ffffffffc1986a7a [lustre] /home/green/git/lustre-release/lustre/llite/namei.c: 1479 #22 [ffffaa6c82157c18] lookup_open at ffffffff994eb306 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/namei.c: 3243 #23 [ffffaa6c82157cb0] do_last at ffffffff994ec528 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/fs.h: 806 #24 [ffffaa6c82157d38] path_openat at ffffffff994ecba7 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/namei.c: 3774 #25 [ffffaa6c82157d98] do_filp_open at ffffffff994eec89 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/namei.c: 3809 #26 [ffffaa6c82157eb0] do_sys_openat2 at ffffffff994c99d4 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/open.c: 1171 #27 [ffffaa6c82157f08] do_sys_open at ffffffff994cbcc3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/open.c: 1187 #28 [ffffaa6c82157f30] __x64_sys_openat at ffffffff994cbe04 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/open.c: 1201 #29 [ffffaa6c82157f38] do_syscall_64 at ffffffff99004641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #30 [ffffaa6c82157f50] entry_SYSCALL_64_after_hwframe at ffffffff9a0000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007fac37350332 RSP: 00007ffcb22352c0 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 000055fb9a7ea120 RCX: 00007fac37350332 RDX: 0000000000004000 RSI: 00007ffcb2236ad2 RDI: 00000000ffffff9c RBP: 0000000000000000 R8: 00007ffcb2236b08 R9: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000004000 R13: 00007ffcb2236ad2 R14: 0000000000000000 R15: 00007ffcb22355a8 ORIG_RAX: 0000000000000101 CS: 0033 SS: 002b