PID: 200590 TASK: ffff9ca1414a27c0 CPU: 1 COMMAND: "dd" #0 [ffffad15c3492f88] machine_kexec at ffffffff84a850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffad15c3492fe0] __crash_kexec at ffffffff84c3e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffad15c34930a0] crash_kexec at ffffffff84c3fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffad15c34930b8] oops_end at ffffffff84a37cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffad15c34930d8] no_context.cold.27 at ffffffff84aa1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffad15c3493130] __bad_area_nosemaphore at ffffffff84aa0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffad15c3493178] bad_area_nosemaphore at ffffffff84aa06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffad15c3493180] do_kern_addr_fault at ffffffff84aa0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffad15c34931a0] __do_page_fault at ffffffff84aa15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffad15c34931c0] do_page_fault at ffffffff84aa1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffad15c34931f0] page_fault at ffffffff85a00f8e /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: ffffffff85231c41 RSP: ffffad15c34932a8 RFLAGS: 00010282 RAX: ffff9ca171840002 RBX: ffff9ca1476c0000 RCX: ffff9ca1476bfee0 RDX: ffff9ca1476b0010 RSI: 000000000003cfb2 RDI: 41f7445797c3c8bc RBP: ffff9ca171830132 R8: 0000000000000ffe R9: 000000000003cfc4 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffad15c3493308 R13: 0000000000004000 R14: ffff9ca1476c0000 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 [ffffad15c3493300] lzo_compress at ffffffff85186413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffad15c3493320] crypto_compress at ffffffff85162e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffad15c3493328] compress_chunk at ffffffffc09adf90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffad15c3493368] compress_request at ffffffffc12981cb [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffad15c3493460] osc_brw_prep_request at ffffffffc12908cf [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1646 #16 [ffffad15c34935b0] osc_build_rpc at ffffffffc1295c83 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3084 #17 [ffffad15c3493688] osc_check_rpcs at ffffffffc12bfeeb [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2205 #18 [ffffad15c3493750] __osc_io_unplug at ffffffffc12c01eb [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffad15c3493770] osc_cache_writeback_range at ffffffffc12c3e37 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffad15c3493840] osc_io_fsync_start at ffffffffc12ad921 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1095 #21 [ffffad15c3493888] cl_io_start at ffffffffc098e095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffad15c34938b8] lov_io_call at ffffffffc133ee01 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1252 #23 [ffffad15c34938e8] lov_io_start at ffffffffc13415ab [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffad15c3493908] cl_io_start at ffffffffc098e095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffad15c3493938] cl_io_loop at ffffffffc0994762 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffad15c3493978] cl_sync_file_range at ffffffffc1bd42bc [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5287 #27 [ffffad15c34939d8] ll_writepages at ffffffffc1c0ac3c [lustre] /home/green/git/lustre-release/lustre/llite/rw.c: 1565 #28 [ffffad15c3493a20] do_writepages at ffffffff84da0a4a /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/mm/page-writeback.c: 2404 #29 [ffffad15c3493a58] __filemap_fdatawrite_range at ffffffff84d925d4 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/mm/filemap.c: 422 #30 [ffffad15c3493af0] filemap_write_and_wait_range at ffffffff84d92810 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/mm/filemap.c: 682 #31 [ffffad15c3493b18] generic_file_direct_write at ffffffff84d92a64 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/mm/filemap.c: 3496 #32 [ffffad15c3493b68] __generic_file_write_iter at ffffffff84d92be0 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/mm/filemap.c: 3705 #33 [ffffad15c3493ba8] vvp_io_write_start at ffffffffc1c50cc1 [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1371 #34 [ffffad15c3493c50] cl_io_start at ffffffffc098e095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #35 [ffffad15c3493c80] cl_io_loop at ffffffffc0994762 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #36 [ffffad15c3493cc0] ll_file_io_generic at ffffffffc1bc9b48 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2150 #37 [ffffad15c3493db0] do_file_write_iter at ffffffffc1bcb48c [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2675 #38 [ffffad15c3493e20] ll_file_write_iter at ffffffffc1bcbb0d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2706 #39 [ffffad15c3493e38] new_sync_write at ffffffff84ecd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #40 [ffffad15c3493ec0] __vfs_write at ffffffff84ed1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #41 [ffffad15c3493ec8] vfs_write at ffffffff84ed1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #42 [ffffad15c3493ef8] ksys_write at ffffffff84ed22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #43 [ffffad15c3493f30] __x64_sys_write at ffffffff84ed23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #44 [ffffad15c3493f38] do_syscall_64 at ffffffff84a04641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #45 [ffffad15c3493f50] entry_SYSCALL_64_after_hwframe at ffffffff85a000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007f7b3ed5f688 RSP: 00007fff8f303438 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7b3ed5f688 RDX: 0000000000010000 RSI: 00005640d2c9c000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 00005640d2c9c40e R10: 0000000000000000 R11: 0000000000000246 R12: 00005640d2c9c000 R13: 0000000000000000 R14: 0000000000000000 R15: 00005640d2c9c000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b