PID: 263057 TASK: ffff9d0ef324cf80 CPU: 2 COMMAND: "dd" #0 [ffffa8dd036e3018] machine_kexec at ffffffff8c6850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffa8dd036e3070] __crash_kexec at ffffffff8c83e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffa8dd036e3130] crash_kexec at ffffffff8c83fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffa8dd036e3148] oops_end at ffffffff8c637cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffa8dd036e3168] no_context.cold.27 at ffffffff8c6a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffa8dd036e31c0] __bad_area_nosemaphore at ffffffff8c6a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffa8dd036e3208] bad_area_nosemaphore at ffffffff8c6a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffa8dd036e3210] do_kern_addr_fault at ffffffff8c6a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffa8dd036e3230] __do_page_fault at ffffffff8c6a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffa8dd036e3250] do_page_fault at ffffffff8c6a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffa8dd036e3280] page_fault at ffffffff8d600f8e /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: ffffffff8ce31c41 RSP: ffffa8dd036e3338 RFLAGS: 00010282 RAX: ffff9d0ecfb10002 RBX: ffff9d0ef98f0000 RCX: ffff9d0ef98efee0 RDX: ffff9d0ef98e0010 RSI: 0000000000000fee RDI: dc9de60a309aa993 RBP: ffff9d0ecfb00132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffa8dd036e3398 R13: 0000000000004000 R14: ffff9d0ef98f0000 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 [ffffa8dd036e3390] lzo_compress at ffffffff8cd86413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffa8dd036e33b0] crypto_compress at ffffffff8cd62e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffa8dd036e33b8] compress_chunk at ffffffffc0a3be80 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 322 #14 [ffffa8dd036e33f8] compress_request at ffffffffc132eef4 [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffa8dd036e3548] osc_brw_prep_request at ffffffffc13274a8 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1678 #16 [ffffa8dd036e36b0] osc_build_rpc at ffffffffc132be93 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3118 #17 [ffffa8dd036e3788] osc_check_rpcs at ffffffffc135a469 [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2300 #18 [ffffa8dd036e3808] __osc_io_unplug at ffffffffc135a75b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffa8dd036e3828] osc_cache_writeback_range at ffffffffc135e73d [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 637 #20 [ffffa8dd036e3908] osc_io_fsync_start at ffffffffc1345db1 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1149 #21 [ffffa8dd036e3950] cl_io_start at ffffffffc0a1bbc5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffa8dd036e3980] lov_io_call at ffffffffc13e0ef1 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1488 #23 [ffffa8dd036e39b0] lov_io_start at ffffffffc13e407b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffa8dd036e39d0] cl_io_start at ffffffffc0a1bbc5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffa8dd036e3a00] cl_io_loop at ffffffffc0a22292 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffa8dd036e3a40] cl_sync_file_range at ffffffffc1c54416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5340 #27 [ffffa8dd036e3aa0] vvp_prune at ffffffffc1cd519c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffa8dd036e3ac0] cl_object_prune at ffffffffc0a0fc9f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffffa8dd036e3ae8] ll_layout_lock_set at ffffffffc1c5b513 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7030 #30 [ffffa8dd036e3b68] ll_layout_refresh at ffffffffc1c5b7ff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7140 #31 [ffffa8dd036e3bc8] vvp_io_init at ffffffffc1cd4b6e [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1937 #32 [ffffa8dd036e3c30] __cl_io_init at ffffffffc0a1f182 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffa8dd036e3c60] cl_io_init at ffffffffc0a1f2fc [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffa8dd036e3c88] cl_io_rw_init at ffffffffc0a1f4a2 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffa8dd036e3cc0] ll_file_io_generic at ffffffffc1c499ba [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffffa8dd036e3db0] do_file_write_iter at ffffffffc1c4b3a2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffffa8dd036e3e20] ll_file_write_iter at ffffffffc1c4bc5d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffffa8dd036e3e38] new_sync_write at ffffffff8cacd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffa8dd036e3ec0] __vfs_write at ffffffff8cad1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffa8dd036e3ec8] vfs_write at ffffffff8cad1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffa8dd036e3ef8] ksys_write at ffffffff8cad22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffa8dd036e3f30] __x64_sys_write at ffffffff8cad23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffa8dd036e3f38] do_syscall_64 at ffffffff8c604641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffa8dd036e3f50] entry_SYSCALL_64_after_hwframe at ffffffff8d6000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007f694f1ad688 RSP: 00007fff430f2ca8 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f694f1ad688 RDX: 0000000000010000 RSI: 000055a51ba51000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000055a51ba5140e R10: 0000000000000000 R11: 0000000000000246 R12: 000055a51ba51000 R13: 0000000000000000 R14: 0000000000000000 R15: 000055a51ba51000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b