PID: 201166 TASK: ffff924cdf25a7c0 CPU: 0 COMMAND: "dd" #0 [ffffa13e84d2b058] machine_kexec at ffffffffa92850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffa13e84d2b0b0] __crash_kexec at ffffffffa943e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffa13e84d2b170] crash_kexec at ffffffffa943fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffa13e84d2b188] oops_end at ffffffffa9237cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffa13e84d2b1a8] no_context.cold.27 at ffffffffa92a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffa13e84d2b200] __bad_area_nosemaphore at ffffffffa92a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffa13e84d2b248] bad_area_nosemaphore at ffffffffa92a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffa13e84d2b250] do_kern_addr_fault at ffffffffa92a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffa13e84d2b270] __do_page_fault at ffffffffa92a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffa13e84d2b290] do_page_fault at ffffffffa92a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffa13e84d2b2c0] page_fault at ffffffffaa200f8e /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: ffffffffa9a31c41 RSP: ffffa13e84d2b370 RFLAGS: 00010282 RAX: ffff924cea200002 RBX: ffff924cea1f0000 RCX: ffff924cea1efee0 RDX: ffff924cea1e0010 RSI: 0000000000000fee RDI: 6efcda9ba0cbb551 RBP: ffff924cea1f0132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffa13e84d2b3d0 R13: 0000000000004000 R14: ffff924cea1f0000 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 [ffffa13e84d2b3c8] lzo_compress at ffffffffa9986413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffa13e84d2b3e8] crypto_compress at ffffffffa9962e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffa13e84d2b3f0] compress_chunk at ffffffffc082ef90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffa13e84d2b430] compress_request at ffffffffc10f713b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffa13e84d2b528] osc_brw_prep_request at ffffffffc10ef8a1 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1642 #16 [ffffa13e84d2b678] osc_build_rpc at ffffffffc10f4bf3 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3054 #17 [ffffa13e84d2b750] osc_check_rpcs at ffffffffc111ee5b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2205 #18 [ffffa13e84d2b818] __osc_io_unplug at ffffffffc111f15b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffa13e84d2b838] osc_cache_writeback_range at ffffffffc1122da7 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffa13e84d2b908] osc_io_fsync_start at ffffffffc110c891 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1095 #21 [ffffa13e84d2b950] cl_io_start at ffffffffc080f095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffa13e84d2b980] lov_io_call at ffffffffc119de01 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1252 #23 [ffffa13e84d2b9b0] lov_io_start at ffffffffc11a05ab [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffa13e84d2b9d0] cl_io_start at ffffffffc080f095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffa13e84d2ba00] cl_io_loop at ffffffffc0815762 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffa13e84d2ba40] cl_sync_file_range at ffffffffc1a332bc [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5287 #27 [ffffa13e84d2baa0] vvp_prune at ffffffffc1ab0fbc [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffa13e84d2bac0] cl_object_prune at ffffffffc080319f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 381 #29 [ffffa13e84d2bae8] ll_layout_lock_set at ffffffffc1a38a13 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 6946 #30 [ffffa13e84d2bb68] ll_layout_refresh at ffffffffc1a38cff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7056 #31 [ffffa13e84d2bbc8] vvp_io_init at ffffffffc1ab098e [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1907 #32 [ffffa13e84d2bc30] __cl_io_init at ffffffffc0812652 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffa13e84d2bc60] cl_io_init at ffffffffc08127cc [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffa13e84d2bc88] cl_io_rw_init at ffffffffc0812972 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffa13e84d2bcc0] ll_file_io_generic at ffffffffc1a289ed [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2123 #36 [ffffa13e84d2bdb0] do_file_write_iter at ffffffffc1a2a48c [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2675 #37 [ffffa13e84d2be20] ll_file_write_iter at ffffffffc1a2ab0d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2706 #38 [ffffa13e84d2be38] new_sync_write at ffffffffa96cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffa13e84d2bec0] __vfs_write at ffffffffa96d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffa13e84d2bec8] vfs_write at ffffffffa96d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffa13e84d2bef8] ksys_write at ffffffffa96d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffa13e84d2bf30] __x64_sys_write at ffffffffa96d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffa13e84d2bf38] do_syscall_64 at ffffffffa9204641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffa13e84d2bf50] entry_SYSCALL_64_after_hwframe at ffffffffaa2000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007fd5be4d6688 RSP: 00007ffee01cc338 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd5be4d6688 RDX: 0000000000010000 RSI: 000055ff0fce1000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000055ff0fce140e R10: 0000000000000000 R11: 0000000000000246 R12: 000055ff0fce1000 R13: 0000000000000000 R14: 0000000000000000 R15: 000055ff0fce1000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b