PID: 207924 TASK: ffff894ea57d0000 CPU: 1 COMMAND: "dd" #0 [ffff9af982887038] machine_kexec at ffffffffb64850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffff9af982887090] __crash_kexec at ffffffffb663e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffff9af982887150] crash_kexec at ffffffffb663fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffff9af982887168] oops_end at ffffffffb6437cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffff9af982887188] no_context.cold.27 at ffffffffb64a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffff9af9828871e0] __bad_area_nosemaphore at ffffffffb64a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffff9af982887228] bad_area_nosemaphore at ffffffffb64a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffff9af982887230] do_kern_addr_fault at ffffffffb64a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffff9af982887250] __do_page_fault at ffffffffb64a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffff9af982887270] do_page_fault at ffffffffb64a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffff9af9828872a0] page_fault at ffffffffb7400f8e /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: ffffffffb6c31c41 RSP: ffff9af982887358 RFLAGS: 00010282 RAX: ffff894eb8570002 RBX: ffff894ea50e0000 RCX: ffff894ea50dfee0 RDX: ffff894ea50d0010 RSI: 0000000000000fee RDI: 6af91b106331b324 RBP: ffff894eb8560132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffff9af9828873b8 R13: 0000000000004000 R14: ffff894ea50e0000 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 [ffff9af9828873b0] lzo_compress at ffffffffb6b86413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffff9af9828873d0] crypto_compress at ffffffffb6b62e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffff9af9828873d8] compress_chunk at ffffffffc099af90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffff9af982887418] compress_request at ffffffffc128535b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffff9af982887510] osc_brw_prep_request at ffffffffc127e46d [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1663 #16 [ffff9af982887678] osc_build_rpc at ffffffffc1282e13 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3102 #17 [ffff9af982887750] osc_check_rpcs at ffffffffc12ad11b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2205 #18 [ffff9af982887818] __osc_io_unplug at ffffffffc12ad41b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffff9af982887838] osc_cache_writeback_range at ffffffffc12b1067 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffff9af982887908] osc_io_fsync_start at ffffffffc129ab41 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1096 #21 [ffff9af982887950] cl_io_start at ffffffffc097b095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffff9af982887980] lov_io_call at ffffffffc132be11 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1269 #23 [ffff9af9828879b0] lov_io_start at ffffffffc132f20b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffff9af9828879d0] cl_io_start at ffffffffc097b095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffff9af982887a00] cl_io_loop at ffffffffc0981762 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffff9af982887a40] cl_sync_file_range at ffffffffc1bc42bc [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5295 #27 [ffff9af982887aa0] vvp_prune at ffffffffc1c4250c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffff9af982887ac0] cl_object_prune at ffffffffc096f19f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 381 #29 [ffff9af982887ae8] ll_layout_lock_set at ffffffffc1bc9af3 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 6954 #30 [ffff9af982887b68] ll_layout_refresh at ffffffffc1bc9ddf [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7064 #31 [ffff9af982887bc8] vvp_io_init at ffffffffc1c41ede [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1931 #32 [ffff9af982887c30] __cl_io_init at ffffffffc097e652 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffff9af982887c60] cl_io_init at ffffffffc097e7cc [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffff9af982887c88] cl_io_rw_init at ffffffffc097e972 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffff9af982887cc0] ll_file_io_generic at ffffffffc1bb99ed [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2123 #36 [ffff9af982887db0] do_file_write_iter at ffffffffc1bbb48c [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2675 #37 [ffff9af982887e20] ll_file_write_iter at ffffffffc1bbbb0d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2706 #38 [ffff9af982887e38] new_sync_write at ffffffffb68cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffff9af982887ec0] __vfs_write at ffffffffb68d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffff9af982887ec8] vfs_write at ffffffffb68d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffff9af982887ef8] ksys_write at ffffffffb68d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffff9af982887f30] __x64_sys_write at ffffffffb68d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffff9af982887f38] do_syscall_64 at ffffffffb6404641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffff9af982887f50] entry_SYSCALL_64_after_hwframe at ffffffffb74000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007f0222532688 RSP: 00007ffc51e2b178 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0222532688 RDX: 0000000000010000 RSI: 000055e159c64000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000055e159c6440e R10: 0000000000000000 R11: 0000000000000246 R12: 000055e159c64000 R13: 0000000000000000 R14: 0000000000000000 R15: 000055e159c64000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b