PID: 262135 TASK: ffff8bad142acf80 CPU: 3 COMMAND: "dd" #0 [ffffa05243617038] machine_kexec at ffffffffb42850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffa05243617090] __crash_kexec at ffffffffb443e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffa05243617150] crash_kexec at ffffffffb443fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffa05243617168] oops_end at ffffffffb4237cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffa05243617188] no_context.cold.27 at ffffffffb42a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffa052436171e0] __bad_area_nosemaphore at ffffffffb42a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffa05243617228] bad_area_nosemaphore at ffffffffb42a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffa05243617230] do_kern_addr_fault at ffffffffb42a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffa05243617250] __do_page_fault at ffffffffb42a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffa05243617270] do_page_fault at ffffffffb42a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffa052436172a0] page_fault at ffffffffb5200f8e /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: ffffffffb4a31c41 RSP: ffffa05243617358 RFLAGS: 00010282 RAX: ffff8bad32410002 RBX: ffff8bad1ff30000 RCX: ffff8bad1ff2fee0 RDX: ffff8bad1ff20010 RSI: 000000000003cfb2 RDI: 0ec4b178286e3490 RBP: ffff8bad32400132 R8: 0000000000000ffe R9: 000000000003cfc4 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffa052436173b8 R13: 0000000000004000 R14: ffff8bad1ff30000 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 [ffffa052436173b0] lzo_compress at ffffffffb4986413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffa052436173d0] crypto_compress at ffffffffb4962e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffa052436173d8] compress_chunk at ffffffffc081aac0 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffa05243617418] compress_request at ffffffffc110631b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffa05243617510] osc_brw_prep_request at ffffffffc10ff42d [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1663 #16 [ffffa05243617678] osc_build_rpc at ffffffffc1103dd3 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3103 #17 [ffffa05243617750] osc_check_rpcs at ffffffffc112e06b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2203 #18 [ffffa05243617818] __osc_io_unplug at ffffffffc112e36b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffa05243617838] osc_cache_writeback_range at ffffffffc1131fa4 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffa05243617908] osc_io_fsync_start at ffffffffc111bba1 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1119 #21 [ffffa05243617950] cl_io_start at ffffffffc07faad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffa05243617980] lov_io_call at ffffffffc11aced1 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1482 #23 [ffffa052436179b0] lov_io_start at ffffffffc11affdb [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffa052436179d0] cl_io_start at ffffffffc07faad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffa05243617a00] cl_io_loop at ffffffffc08011a2 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffa05243617a40] cl_sync_file_range at ffffffffc19da416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5340 #27 [ffffa05243617aa0] vvp_prune at ffffffffc1a5b09c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffa05243617ac0] cl_object_prune at ffffffffc07eebaf [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffffa05243617ae8] ll_layout_lock_set at ffffffffc19e1513 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7030 #30 [ffffa05243617b68] ll_layout_refresh at ffffffffc19e17ff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7140 #31 [ffffa05243617bc8] vvp_io_init at ffffffffc1a5aa6e [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1941 #32 [ffffa05243617c30] __cl_io_init at ffffffffc07fe092 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffa05243617c60] cl_io_init at ffffffffc07fe20c [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffa05243617c88] cl_io_rw_init at ffffffffc07fe3b2 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffa05243617cc0] ll_file_io_generic at ffffffffc19cf9ba [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffffa05243617db0] do_file_write_iter at ffffffffc19d13a2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffffa05243617e20] ll_file_write_iter at ffffffffc19d1c5d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffffa05243617e38] new_sync_write at ffffffffb46cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffa05243617ec0] __vfs_write at ffffffffb46d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffa05243617ec8] vfs_write at ffffffffb46d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffa05243617ef8] ksys_write at ffffffffb46d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffa05243617f30] __x64_sys_write at ffffffffb46d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffa05243617f38] do_syscall_64 at ffffffffb4204641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffa05243617f50] entry_SYSCALL_64_after_hwframe at ffffffffb52000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007fb40fcac688 RSP: 00007ffdb85ddf48 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb40fcac688 RDX: 0000000000010000 RSI: 000055efd4ef2000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000055efd4ef240e R10: 0000000000000000 R11: 0000000000000246 R12: 000055efd4ef2000 R13: 0000000000000000 R14: 0000000000000000 R15: 000055efd4ef2000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b