PID: 263406 TASK: ffff89e520ea4f80 CPU: 2 COMMAND: "dd" #0 [ffffa2b74314f058] machine_kexec at ffffffffb4e850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffa2b74314f0b0] __crash_kexec at ffffffffb503e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffa2b74314f170] crash_kexec at ffffffffb503fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffa2b74314f188] oops_end at ffffffffb4e37cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffa2b74314f1a8] no_context.cold.27 at ffffffffb4ea1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffa2b74314f200] __bad_area_nosemaphore at ffffffffb4ea0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffa2b74314f248] bad_area_nosemaphore at ffffffffb4ea06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffa2b74314f250] do_kern_addr_fault at ffffffffb4ea0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffa2b74314f270] __do_page_fault at ffffffffb4ea15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffa2b74314f290] do_page_fault at ffffffffb4ea1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffa2b74314f2c0] page_fault at ffffffffb5e00f8e /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: ffffffffb5631c41 RSP: ffffa2b74314f370 RFLAGS: 00010282 RAX: ffff89e532890002 RBX: ffff89e52a6d0000 RCX: ffff89e52a6cfee0 RDX: ffff89e52a6c0010 RSI: 0000000000000fee RDI: b9f241e55d3ae474 RBP: ffff89e532880132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffa2b74314f3d0 R13: 0000000000004000 R14: ffff89e52a6d0000 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 [ffffa2b74314f3c8] lzo_compress at ffffffffb5586413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffa2b74314f3e8] crypto_compress at ffffffffb5562e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffa2b74314f3f0] compress_chunk at ffffffffc0a2eac0 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffa2b74314f430] compress_request at ffffffffc13050fb [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffa2b74314f528] osc_brw_prep_request at ffffffffc12fd861 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1642 #16 [ffffa2b74314f678] osc_build_rpc at ffffffffc1302bb3 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3055 #17 [ffffa2b74314f750] osc_check_rpcs at ffffffffc132cdbb [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2203 #18 [ffffa2b74314f818] __osc_io_unplug at ffffffffc132d0bb [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffa2b74314f838] osc_cache_writeback_range at ffffffffc1330cf4 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffa2b74314f908] osc_io_fsync_start at ffffffffc131a8f1 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1119 #21 [ffffa2b74314f950] cl_io_start at ffffffffc0a0ead5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffa2b74314f980] lov_io_call at ffffffffc13abed1 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1466 #23 [ffffa2b74314f9b0] lov_io_start at ffffffffc13af18b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffa2b74314f9d0] cl_io_start at ffffffffc0a0ead5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffa2b74314fa00] cl_io_loop at ffffffffc0a151a2 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffa2b74314fa40] cl_sync_file_range at ffffffffc1c07416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5332 #27 [ffffa2b74314faa0] vvp_prune at ffffffffc1c87b5c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffa2b74314fac0] cl_object_prune at ffffffffc0a02baf [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffffa2b74314fae8] ll_layout_lock_set at ffffffffc1c0e433 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7022 #30 [ffffa2b74314fb68] ll_layout_refresh at ffffffffc1c0e71f [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7132 #31 [ffffa2b74314fbc8] vvp_io_init at ffffffffc1c8752e [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1917 #32 [ffffa2b74314fc30] __cl_io_init at ffffffffc0a12092 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffa2b74314fc60] cl_io_init at ffffffffc0a1220c [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffa2b74314fc88] cl_io_rw_init at ffffffffc0a123b2 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffa2b74314fcc0] ll_file_io_generic at ffffffffc1bfc9ba [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffffa2b74314fdb0] do_file_write_iter at ffffffffc1bfe3a2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffffa2b74314fe20] ll_file_write_iter at ffffffffc1bfec5d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffffa2b74314fe38] new_sync_write at ffffffffb52cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffa2b74314fec0] __vfs_write at ffffffffb52d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffa2b74314fec8] vfs_write at ffffffffb52d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffa2b74314fef8] ksys_write at ffffffffb52d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffa2b74314ff30] __x64_sys_write at ffffffffb52d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffa2b74314ff38] do_syscall_64 at ffffffffb4e04641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffa2b74314ff50] entry_SYSCALL_64_after_hwframe at ffffffffb5e000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007fba0588c688 RSP: 00007fffb2e81748 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fba0588c688 RDX: 0000000000010000 RSI: 000055f0981be000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000055f0981be40e R10: 0000000000000000 R11: 0000000000000246 R12: 000055f0981be000 R13: 0000000000000000 R14: 0000000000000000 R15: 000055f0981be000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b