PID: 263291 TASK: ffff904a021dcf80 CPU: 2 COMMAND: "dd" #0 [ffffb62e43473038] machine_kexec at ffffffff964850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffb62e43473090] __crash_kexec at ffffffff9663e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffb62e43473150] crash_kexec at ffffffff9663fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffb62e43473168] oops_end at ffffffff96437cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffb62e43473188] no_context.cold.27 at ffffffff964a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffb62e434731e0] __bad_area_nosemaphore at ffffffff964a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffb62e43473228] bad_area_nosemaphore at ffffffff964a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffb62e43473230] do_kern_addr_fault at ffffffff964a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffb62e43473250] __do_page_fault at ffffffff964a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffb62e43473270] do_page_fault at ffffffff964a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffb62e434732a0] page_fault at ffffffff97400f8e /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: ffffffff96c31c41 RSP: ffffb62e43473358 RFLAGS: 00010282 RAX: ffff9049f32c0002 RBX: ffff9049f9b00000 RCX: ffff9049f9affee0 RDX: ffff9049f9af0010 RSI: 0000000000000fee RDI: e14451daf4601ffd RBP: ffff9049f32b0132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffb62e434733b8 R13: 0000000000004000 R14: ffff9049f9b00000 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 [ffffb62e434733b0] lzo_compress at ffffffff96b86413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffb62e434733d0] crypto_compress at ffffffff96b62e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffb62e434733d8] compress_chunk at ffffffffc0715ac0 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffb62e43473418] compress_request at ffffffffc100131b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffb62e43473510] osc_brw_prep_request at ffffffffc0ffa42d [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1663 #16 [ffffb62e43473678] osc_build_rpc at ffffffffc0ffedd3 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3103 #17 [ffffb62e43473750] osc_check_rpcs at ffffffffc102906b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2203 #18 [ffffb62e43473818] __osc_io_unplug at ffffffffc102936b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffb62e43473838] osc_cache_writeback_range at ffffffffc102cfa4 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffb62e43473908] osc_io_fsync_start at ffffffffc1016ba1 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1119 #21 [ffffb62e43473950] cl_io_start at ffffffffc06f5ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffb62e43473980] lov_io_call at ffffffffc10a7ed1 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1479 #23 [ffffb62e434739b0] lov_io_start at ffffffffc10aafdb [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffb62e434739d0] cl_io_start at ffffffffc06f5ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffb62e43473a00] cl_io_loop at ffffffffc06fc1a2 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffb62e43473a40] cl_sync_file_range at ffffffffc1903416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5332 #27 [ffffb62e43473aa0] vvp_prune at ffffffffc1983fbc [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffb62e43473ac0] cl_object_prune at ffffffffc06e9baf [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffffb62e43473ae8] ll_layout_lock_set at ffffffffc190a433 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7022 #30 [ffffb62e43473b68] ll_layout_refresh at ffffffffc190a71f [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7132 #31 [ffffb62e43473bc8] vvp_io_init at ffffffffc198398e [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1941 #32 [ffffb62e43473c30] __cl_io_init at ffffffffc06f9092 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffb62e43473c60] cl_io_init at ffffffffc06f920c [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffb62e43473c88] cl_io_rw_init at ffffffffc06f93b2 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffb62e43473cc0] ll_file_io_generic at ffffffffc18f89ba [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffffb62e43473db0] do_file_write_iter at ffffffffc18fa3a2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffffb62e43473e20] ll_file_write_iter at ffffffffc18fac5d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffffb62e43473e38] new_sync_write at ffffffff968cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffb62e43473ec0] __vfs_write at ffffffff968d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffb62e43473ec8] vfs_write at ffffffff968d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffb62e43473ef8] ksys_write at ffffffff968d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffb62e43473f30] __x64_sys_write at ffffffff968d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffb62e43473f38] do_syscall_64 at ffffffff96404641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffb62e43473f50] entry_SYSCALL_64_after_hwframe at ffffffff974000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007fcfc4662688 RSP: 00007ffe58027ce8 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcfc4662688 RDX: 0000000000010000 RSI: 000055a3261eb000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000055a3261eb40e R10: 0000000000000000 R11: 0000000000000246 R12: 000055a3261eb000 R13: 0000000000000000 R14: 0000000000000000 R15: 000055a3261eb000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b