PID: 263350 TASK: ffff94615873a7c0 CPU: 3 COMMAND: "dd" #0 [ffffb51a07cb3018] machine_kexec at ffffffff982850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffb51a07cb3070] __crash_kexec at ffffffff9843e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffb51a07cb3130] crash_kexec at ffffffff9843fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffb51a07cb3148] oops_end at ffffffff98237cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffb51a07cb3168] no_context.cold.27 at ffffffff982a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffb51a07cb31c0] __bad_area_nosemaphore at ffffffff982a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffb51a07cb3208] bad_area_nosemaphore at ffffffff982a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffb51a07cb3210] do_kern_addr_fault at ffffffff982a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffb51a07cb3230] __do_page_fault at ffffffff982a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffb51a07cb3250] do_page_fault at ffffffff982a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffb51a07cb3280] page_fault at ffffffff99200f8e /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: ffffffff98a31c41 RSP: ffffb51a07cb3330 RFLAGS: 00010282 RAX: ffff946174450002 RBX: ffffb51a08020000 RCX: ffffb51a0801fee0 RDX: ffffb51a08010010 RSI: 0000000000018fd6 RDI: d3acedee225f8764 RBP: ffff946174440132 R8: 0000000000000ffe R9: 0000000000018fe8 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffb51a07cb3390 R13: 0000000000004000 R14: ffffb51a08020000 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 [ffffb51a07cb3388] lzo_compress at ffffffff98986413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffb51a07cb33a8] crypto_compress at ffffffff98962e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffb51a07cb33b0] compress_chunk at ffffffffc0746650 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 412 #14 [ffffb51a07cb33f0] compress_request at ffffffffc1004254 [osc] /home/green/git/lustre-release/lustre/osc/osc_compress.c: 434 #15 [ffffb51a07cb3550] osc_brw_prep_request at ffffffffc0ffc5a8 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1678 #16 [ffffb51a07cb36b0] osc_build_rpc at ffffffffc1000f93 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3118 #17 [ffffb51a07cb3788] osc_check_rpcs at ffffffffc1030379 [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2335 #18 [ffffb51a07cb3808] __osc_io_unplug at ffffffffc103066b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffb51a07cb3828] osc_cache_writeback_range at ffffffffc103464d [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 637 #20 [ffffb51a07cb3908] osc_io_fsync_start at ffffffffc101bd11 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1149 #21 [ffffb51a07cb3950] cl_io_start at ffffffffc0725e65 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffb51a07cb3980] lov_io_call at ffffffffc10b7f81 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1519 #23 [ffffb51a07cb39b0] lov_io_start at ffffffffc10bb09b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffb51a07cb39d0] cl_io_start at ffffffffc0725e65 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffb51a07cb3a00] cl_io_loop at ffffffffc072c532 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffb51a07cb3a40] cl_sync_file_range at ffffffffc192cd66 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5340 #27 [ffffb51a07cb3aa0] vvp_prune at ffffffffc19aefcc [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 151 #28 [ffffb51a07cb3ac0] cl_object_prune at ffffffffc0719f3f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffffb51a07cb3ae8] ll_layout_lock_set at ffffffffc1933e53 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7030 #30 [ffffb51a07cb3b68] ll_layout_refresh at ffffffffc19347ff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7141 #31 [ffffb51a07cb3bc8] vvp_io_init at ffffffffc19ae99e [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 2044 #32 [ffffb51a07cb3c30] __cl_io_init at ffffffffc0729422 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffb51a07cb3c60] cl_io_init at ffffffffc072959c [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffb51a07cb3c88] cl_io_rw_init at ffffffffc0729742 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffb51a07cb3cc0] ll_file_io_generic at ffffffffc192230a [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffffb51a07cb3db0] do_file_write_iter at ffffffffc1923cf2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffffb51a07cb3e20] ll_file_write_iter at ffffffffc19245ad [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffffb51a07cb3e38] new_sync_write at ffffffff986cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffb51a07cb3ec0] __vfs_write at ffffffff986d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffb51a07cb3ec8] vfs_write at ffffffff986d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffb51a07cb3ef8] ksys_write at ffffffff986d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffb51a07cb3f30] __x64_sys_write at ffffffff986d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffb51a07cb3f38] do_syscall_64 at ffffffff98204641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffb51a07cb3f50] entry_SYSCALL_64_after_hwframe at ffffffff992000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007f9ff0126688 RSP: 00007ffdefb83858 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ff0126688 RDX: 0000000000010000 RSI: 0000556079ff6000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 0000556079ff640e R10: 0000000000000000 R11: 0000000000000246 R12: 0000556079ff6000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000556079ff6000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b