PID: 262561 TASK: ffff889804d34f80 CPU: 2 COMMAND: "dd" #0 [ffffa80883713018] machine_kexec at ffffffff928850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffa80883713070] __crash_kexec at ffffffff92a3e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffa80883713130] crash_kexec at ffffffff92a3fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffa80883713148] oops_end at ffffffff92837cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffa80883713168] no_context.cold.27 at ffffffff928a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffa808837131c0] __bad_area_nosemaphore at ffffffff928a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffa80883713208] bad_area_nosemaphore at ffffffff928a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffa80883713210] do_kern_addr_fault at ffffffff928a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffa80883713230] __do_page_fault at ffffffff928a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffa80883713250] do_page_fault at ffffffff928a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffa80883713280] page_fault at ffffffff93800f8e /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: ffffffff93031c41 RSP: ffffa80883713338 RFLAGS: 00010282 RAX: ffff889839360002 RBX: ffff889824970000 RCX: ffff88982496fee0 RDX: ffff889824960010 RSI: 0000000000000fee RDI: 110193bbcdbc9297 RBP: ffff889839350132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffa80883713398 R13: 0000000000004000 R14: ffff889824970000 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 [ffffa80883713390] lzo_compress at ffffffff92f86413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffa808837133b0] crypto_compress at ffffffff92f62e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffa808837133b8] compress_chunk at ffffffffc0906120 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 322 #14 [ffffa808837133f8] compress_request at ffffffffc11c4160 [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffa80883713548] osc_brw_prep_request at ffffffffc11bc4a8 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1678 #16 [ffffa808837136a8] osc_build_rpc at ffffffffc11c0e93 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3118 #17 [ffffa80883713780] osc_check_rpcs at ffffffffc11efa79 [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2300 #18 [ffffa80883713800] __osc_io_unplug at ffffffffc11efd6b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffa80883713820] osc_cache_writeback_range at ffffffffc11f3d4d [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 637 #20 [ffffa80883713900] osc_io_fsync_start at ffffffffc11db3c1 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1149 #21 [ffffa80883713948] cl_io_start at ffffffffc08e5e65 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffa80883713978] lov_io_call at ffffffffc1275f81 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1494 #23 [ffffa808837139a8] lov_io_start at ffffffffc127914b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffa808837139c8] cl_io_start at ffffffffc08e5e65 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffa808837139f8] cl_io_loop at ffffffffc08ec532 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffa80883713a38] cl_sync_file_range at ffffffffc1ae7d66 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5340 #27 [ffffa80883713a98] vvp_prune at ffffffffc1b68fdc [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 151 #28 [ffffa80883713ab8] cl_object_prune at ffffffffc08d9f3f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffffa80883713ae0] ll_layout_lock_set at ffffffffc1aeee53 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7030 #30 [ffffa80883713b60] ll_layout_refresh at ffffffffc1aef7ff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7141 #31 [ffffa80883713bc0] vvp_io_init at ffffffffc1b68b11 [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 2004 #32 [ffffa80883713c30] __cl_io_init at ffffffffc08e9422 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffa80883713c60] cl_io_init at ffffffffc08e959c [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffa80883713c88] cl_io_rw_init at ffffffffc08e9742 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffa80883713cc0] ll_file_io_generic at ffffffffc1add30a [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffffa80883713db0] do_file_write_iter at ffffffffc1adecf2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffffa80883713e20] ll_file_write_iter at ffffffffc1adf5ad [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffffa80883713e38] new_sync_write at ffffffff92ccd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffa80883713ec0] __vfs_write at ffffffff92cd1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffa80883713ec8] vfs_write at ffffffff92cd1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffa80883713ef8] ksys_write at ffffffff92cd22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffa80883713f30] __x64_sys_write at ffffffff92cd23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffa80883713f38] do_syscall_64 at ffffffff92804641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffa80883713f50] entry_SYSCALL_64_after_hwframe at ffffffff938000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007fcad6903688 RSP: 00007ffca663d8b8 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcad6903688 RDX: 0000000000010000 RSI: 00005599bba3f000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 00005599bba3f40e R10: 0000000000000000 R11: 0000000000000246 R12: 00005599bba3f000 R13: 0000000000000000 R14: 0000000000000000 R15: 00005599bba3f000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b