PID: 262404 TASK: ffff96cbeea8cf80 CPU: 3 COMMAND: "dd" #0 [ffffb2a502ed3038] machine_kexec at ffffffff932850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffb2a502ed3090] __crash_kexec at ffffffff9343e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffb2a502ed3150] crash_kexec at ffffffff9343fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffb2a502ed3168] oops_end at ffffffff93237cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffb2a502ed3188] no_context.cold.27 at ffffffff932a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffb2a502ed31e0] __bad_area_nosemaphore at ffffffff932a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffb2a502ed3228] bad_area_nosemaphore at ffffffff932a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffb2a502ed3230] do_kern_addr_fault at ffffffff932a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffb2a502ed3250] __do_page_fault at ffffffff932a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffb2a502ed3270] do_page_fault at ffffffff932a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffb2a502ed32a0] page_fault at ffffffff94200f8e /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: ffffffff93a31c41 RSP: ffffb2a502ed3358 RFLAGS: 00010282 RAX: ffff96cbca460002 RBX: ffff96cbee3d0000 RCX: ffff96cbee3cfee0 RDX: ffff96cbee3c0010 RSI: 0000000000000fee RDI: ebc1a378cca7461d RBP: ffff96cbca450132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffb2a502ed33b8 R13: 0000000000004000 R14: ffff96cbee3d0000 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 [ffffb2a502ed33b0] lzo_compress at ffffffff93986413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffb2a502ed33d0] crypto_compress at ffffffff93962e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffb2a502ed33d8] compress_chunk at ffffffffc07f7f90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffb2a502ed3418] compress_request at ffffffffc10e235b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffb2a502ed3510] osc_brw_prep_request at ffffffffc10db46d [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1663 #16 [ffffb2a502ed3678] osc_build_rpc at ffffffffc10dfe13 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3102 #17 [ffffb2a502ed3750] osc_check_rpcs at ffffffffc110a11b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2205 #18 [ffffb2a502ed3818] __osc_io_unplug at ffffffffc110a41b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffb2a502ed3838] osc_cache_writeback_range at ffffffffc110e067 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffb2a502ed3908] osc_io_fsync_start at ffffffffc10f7b41 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1096 #21 [ffffb2a502ed3950] cl_io_start at ffffffffc07d8095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffb2a502ed3980] lov_io_call at ffffffffc1188e11 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1269 #23 [ffffb2a502ed39b0] lov_io_start at ffffffffc118c20b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffb2a502ed39d0] cl_io_start at ffffffffc07d8095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffb2a502ed3a00] cl_io_loop at ffffffffc07de762 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffb2a502ed3a40] cl_sync_file_range at ffffffffc1a1e2bc [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5295 #27 [ffffb2a502ed3aa0] vvp_prune at ffffffffc1a9c50c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffb2a502ed3ac0] cl_object_prune at ffffffffc07cc19f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 381 #29 [ffffb2a502ed3ae8] ll_layout_lock_set at ffffffffc1a23af3 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 6954 #30 [ffffb2a502ed3b68] ll_layout_refresh at ffffffffc1a23ddf [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7064 #31 [ffffb2a502ed3bc8] vvp_io_init at ffffffffc1a9bede [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1931 #32 [ffffb2a502ed3c30] __cl_io_init at ffffffffc07db652 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffb2a502ed3c60] cl_io_init at ffffffffc07db7cc [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffb2a502ed3c88] cl_io_rw_init at ffffffffc07db972 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffb2a502ed3cc0] ll_file_io_generic at ffffffffc1a139ed [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2123 #36 [ffffb2a502ed3db0] do_file_write_iter at ffffffffc1a1548c [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2675 #37 [ffffb2a502ed3e20] ll_file_write_iter at ffffffffc1a15b0d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2706 #38 [ffffb2a502ed3e38] new_sync_write at ffffffff936cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffb2a502ed3ec0] __vfs_write at ffffffff936d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffb2a502ed3ec8] vfs_write at ffffffff936d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffb2a502ed3ef8] ksys_write at ffffffff936d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffb2a502ed3f30] __x64_sys_write at ffffffff936d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffb2a502ed3f38] do_syscall_64 at ffffffff93204641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffb2a502ed3f50] entry_SYSCALL_64_after_hwframe at ffffffff942000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007fe8441be688 RSP: 00007ffe7b299eb8 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe8441be688 RDX: 0000000000010000 RSI: 00005621eb5e9000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 00005621eb5e940e R10: 0000000000000000 R11: 0000000000000246 R12: 00005621eb5e9000 R13: 0000000000000000 R14: 0000000000000000 R15: 00005621eb5e9000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b