PID: 261852 TASK: ffff8f0b6c8e4f80 CPU: 2 COMMAND: "dd" #0 [ffffab9b0301f038] machine_kexec at ffffffffb16850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffab9b0301f090] __crash_kexec at ffffffffb183e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffab9b0301f150] crash_kexec at ffffffffb183fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffab9b0301f168] oops_end at ffffffffb1637cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffab9b0301f188] no_context.cold.27 at ffffffffb16a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffab9b0301f1e0] __bad_area_nosemaphore at ffffffffb16a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffab9b0301f228] bad_area_nosemaphore at ffffffffb16a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffab9b0301f230] do_kern_addr_fault at ffffffffb16a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffab9b0301f250] __do_page_fault at ffffffffb16a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffab9b0301f270] do_page_fault at ffffffffb16a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffab9b0301f2a0] page_fault at ffffffffb2600f8e /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: ffffffffb1e31c41 RSP: ffffab9b0301f358 RFLAGS: 00010282 RAX: ffff8f0b57cb0002 RBX: ffff8f0b73bc0000 RCX: ffff8f0b73bbfee0 RDX: ffff8f0b73bb0010 RSI: 0000000000000fee RDI: cef780ffa87eeca7 RBP: ffff8f0b57ca0132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffab9b0301f3b8 R13: 0000000000004000 R14: ffff8f0b73bc0000 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 [ffffab9b0301f3b0] lzo_compress at ffffffffb1d86413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffab9b0301f3d0] crypto_compress at ffffffffb1d62e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffab9b0301f3d8] compress_chunk at ffffffffc086bf90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffab9b0301f418] compress_request at ffffffffc115635b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffab9b0301f510] osc_brw_prep_request at ffffffffc114f46d [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1663 #16 [ffffab9b0301f678] osc_build_rpc at ffffffffc1153e13 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3102 #17 [ffffab9b0301f750] osc_check_rpcs at ffffffffc117e11b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2205 #18 [ffffab9b0301f818] __osc_io_unplug at ffffffffc117e41b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffab9b0301f838] osc_cache_writeback_range at ffffffffc1182067 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffab9b0301f908] osc_io_fsync_start at ffffffffc116bb41 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1096 #21 [ffffab9b0301f950] cl_io_start at ffffffffc084c095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffab9b0301f980] lov_io_call at ffffffffc11fce11 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1269 #23 [ffffab9b0301f9b0] lov_io_start at ffffffffc120020b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffab9b0301f9d0] cl_io_start at ffffffffc084c095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffab9b0301fa00] cl_io_loop at ffffffffc0852762 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffab9b0301fa40] cl_sync_file_range at ffffffffc1a952bc [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5295 #27 [ffffab9b0301faa0] vvp_prune at ffffffffc1b1350c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffab9b0301fac0] cl_object_prune at ffffffffc084019f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 381 #29 [ffffab9b0301fae8] ll_layout_lock_set at ffffffffc1a9aaf3 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 6954 #30 [ffffab9b0301fb68] ll_layout_refresh at ffffffffc1a9addf [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7064 #31 [ffffab9b0301fbc8] vvp_io_init at ffffffffc1b12ede [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1931 #32 [ffffab9b0301fc30] __cl_io_init at ffffffffc084f652 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffab9b0301fc60] cl_io_init at ffffffffc084f7cc [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffab9b0301fc88] cl_io_rw_init at ffffffffc084f972 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffab9b0301fcc0] ll_file_io_generic at ffffffffc1a8a9ed [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2123 #36 [ffffab9b0301fdb0] do_file_write_iter at ffffffffc1a8c48c [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2675 #37 [ffffab9b0301fe20] ll_file_write_iter at ffffffffc1a8cb0d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2706 #38 [ffffab9b0301fe38] new_sync_write at ffffffffb1acd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffab9b0301fec0] __vfs_write at ffffffffb1ad1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffab9b0301fec8] vfs_write at ffffffffb1ad1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffab9b0301fef8] ksys_write at ffffffffb1ad22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffab9b0301ff30] __x64_sys_write at ffffffffb1ad23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffab9b0301ff38] do_syscall_64 at ffffffffb1604641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffab9b0301ff50] entry_SYSCALL_64_after_hwframe at ffffffffb26000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007f63fd450688 RSP: 00007ffc709a6818 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f63fd450688 RDX: 0000000000010000 RSI: 0000564fff3c9000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 0000564fff3c940e R10: 0000000000000000 R11: 0000000000000246 R12: 0000564fff3c9000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000564fff3c9000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b