PID: 261688 TASK: ffff9f25343c8000 CPU: 3 COMMAND: "dd" #0 [ffffacdcc3867018] machine_kexec at ffffffff818850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffacdcc3867070] __crash_kexec at ffffffff81a3e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffacdcc3867130] crash_kexec at ffffffff81a3fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffacdcc3867148] oops_end at ffffffff81837cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffacdcc3867168] no_context.cold.27 at ffffffff818a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffacdcc38671c0] __bad_area_nosemaphore at ffffffff818a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffacdcc3867208] bad_area_nosemaphore at ffffffff818a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffacdcc3867210] do_kern_addr_fault at ffffffff818a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffacdcc3867230] __do_page_fault at ffffffff818a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffacdcc3867250] do_page_fault at ffffffff818a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffacdcc3867280] page_fault at ffffffff82800f8e /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 1236 [exception RIP: lzo1x_1_compress+465] RIP: ffffffff82031c41 RSP: ffffacdcc3867338 RFLAGS: 00010282 RAX: ffff9f252fe50002 RBX: ffff9f2534dc0000 RCX: ffff9f2534dbfee0 RDX: ffff9f2534db0010 RSI: 0000000000000fee RDI: e489d62eca7c2cc4 RBP: ffff9f252fe40132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffacdcc3867398 R13: 0000000000004000 R14: ffff9f2534dc0000 R15: 0000000000000000 ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/unaligned/access_ok.h: 50 #11 [ffffacdcc3867390] lzo_compress at ffffffff81f86413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffacdcc38673b0] crypto_compress at ffffffff81f62e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffacdcc38673b8] compress_chunk at ffffffffc06eb120 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 322 #14 [ffffacdcc38673f8] compress_request at ffffffffc0fddef4 [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffacdcc3867548] osc_brw_prep_request at ffffffffc0fd64a8 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1678 #16 [ffffacdcc38676b0] osc_build_rpc at ffffffffc0fdae93 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3118 #17 [ffffacdcc3867788] osc_check_rpcs at ffffffffc1009819 [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2300 #18 [ffffacdcc3867808] __osc_io_unplug at ffffffffc1009b0b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffacdcc3867828] osc_cache_writeback_range at ffffffffc100daed [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 637 #20 [ffffacdcc3867908] osc_io_fsync_start at ffffffffc0ff5161 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1149 #21 [ffffacdcc3867950] cl_io_start at ffffffffc06cae65 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffacdcc3867980] lov_io_call at ffffffffc108ff81 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1489 #23 [ffffacdcc38679b0] lov_io_start at ffffffffc109312b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffacdcc38679d0] cl_io_start at ffffffffc06cae65 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffacdcc3867a00] cl_io_loop at ffffffffc06d1532 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffacdcc3867a40] cl_sync_file_range at ffffffffc1902416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5340 #27 [ffffacdcc3867aa0] vvp_prune at ffffffffc1982bec [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffacdcc3867ac0] cl_object_prune at ffffffffc06bef3f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffffacdcc3867ae8] ll_layout_lock_set at ffffffffc1909513 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7030 #30 [ffffacdcc3867b68] ll_layout_refresh at ffffffffc19097ff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7140 #31 [ffffacdcc3867bc8] vvp_io_init at ffffffffc19825be [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1937 #32 [ffffacdcc3867c30] __cl_io_init at ffffffffc06ce422 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffacdcc3867c60] cl_io_init at ffffffffc06ce59c [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffacdcc3867c88] cl_io_rw_init at ffffffffc06ce742 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffacdcc3867cc0] ll_file_io_generic at ffffffffc18f79ba [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffffacdcc3867db0] do_file_write_iter at ffffffffc18f93a2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffffacdcc3867e20] ll_file_write_iter at ffffffffc18f9c5d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffffacdcc3867e38] new_sync_write at ffffffff81ccd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffacdcc3867ec0] __vfs_write at ffffffff81cd1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffacdcc3867ec8] vfs_write at ffffffff81cd1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffacdcc3867ef8] ksys_write at ffffffff81cd22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffacdcc3867f30] __x64_sys_write at ffffffff81cd23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffacdcc3867f38] do_syscall_64 at ffffffff81804641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffacdcc3867f50] entry_SYSCALL_64_after_hwframe at ffffffff828000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007f7c4f95b688 RSP: 00007ffc845a2e88 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7c4f95b688 RDX: 0000000000010000 RSI: 000056251397e000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000056251397e40e R10: 0000000000000000 R11: 0000000000000246 R12: 000056251397e000 R13: 0000000000000000 R14: 0000000000000000 R15: 000056251397e000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b