PID: 261689 TASK: ffff9f9a7868cf80 CPU: 3 COMMAND: "dd" #0 [ffffbea342aab038] machine_kexec at ffffffffada850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffbea342aab090] __crash_kexec at ffffffffadc3e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffbea342aab150] crash_kexec at ffffffffadc3fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffbea342aab168] oops_end at ffffffffada37cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffbea342aab188] no_context.cold.27 at ffffffffadaa1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffbea342aab1e0] __bad_area_nosemaphore at ffffffffadaa0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffbea342aab228] bad_area_nosemaphore at ffffffffadaa06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffbea342aab230] do_kern_addr_fault at ffffffffadaa0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffbea342aab250] __do_page_fault at ffffffffadaa15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffbea342aab270] do_page_fault at ffffffffadaa1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffbea342aab2a0] page_fault at ffffffffaea00f8e /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: ffffffffae231c41 RSP: ffffbea342aab358 RFLAGS: 00010282 RAX: ffff9f9a50b00002 RBX: ffff9f9a73600000 RCX: ffff9f9a735ffee0 RDX: ffff9f9a735f0010 RSI: 000000000003cfb2 RDI: de198a664f12a260 RBP: ffff9f9a50af0132 R8: 0000000000000ffe R9: 000000000003cfc4 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffbea342aab3b8 R13: 0000000000004000 R14: ffff9f9a73600000 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 [ffffbea342aab3b0] lzo_compress at ffffffffae186413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffbea342aab3d0] crypto_compress at ffffffffae162e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffbea342aab3d8] compress_chunk at ffffffffc0851f90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffbea342aab418] compress_request at ffffffffc113c35b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffbea342aab510] osc_brw_prep_request at ffffffffc113546d [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1663 #16 [ffffbea342aab678] osc_build_rpc at ffffffffc1139e13 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3102 #17 [ffffbea342aab750] osc_check_rpcs at ffffffffc116411b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2205 #18 [ffffbea342aab818] __osc_io_unplug at ffffffffc116441b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffbea342aab838] osc_cache_writeback_range at ffffffffc1168067 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffbea342aab908] osc_io_fsync_start at ffffffffc1151b41 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1096 #21 [ffffbea342aab950] cl_io_start at ffffffffc0832095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffbea342aab980] lov_io_call at ffffffffc11e2e11 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1269 #23 [ffffbea342aab9b0] lov_io_start at ffffffffc11e620b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffbea342aab9d0] cl_io_start at ffffffffc0832095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffbea342aaba00] cl_io_loop at ffffffffc0838762 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffbea342aaba40] cl_sync_file_range at ffffffffc1a7b2bc [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5295 #27 [ffffbea342aabaa0] vvp_prune at ffffffffc1af950c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffbea342aabac0] cl_object_prune at ffffffffc082619f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 381 #29 [ffffbea342aabae8] ll_layout_lock_set at ffffffffc1a80af3 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 6954 #30 [ffffbea342aabb68] ll_layout_refresh at ffffffffc1a80ddf [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7064 #31 [ffffbea342aabbc8] vvp_io_init at ffffffffc1af8ede [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1931 #32 [ffffbea342aabc30] __cl_io_init at ffffffffc0835652 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffbea342aabc60] cl_io_init at ffffffffc08357cc [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffbea342aabc88] cl_io_rw_init at ffffffffc0835972 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffbea342aabcc0] ll_file_io_generic at ffffffffc1a709ed [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2123 #36 [ffffbea342aabdb0] do_file_write_iter at ffffffffc1a7248c [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2675 #37 [ffffbea342aabe20] ll_file_write_iter at ffffffffc1a72b0d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2706 #38 [ffffbea342aabe38] new_sync_write at ffffffffadecd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffbea342aabec0] __vfs_write at ffffffffaded1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffbea342aabec8] vfs_write at ffffffffaded1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffbea342aabef8] ksys_write at ffffffffaded22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffbea342aabf30] __x64_sys_write at ffffffffaded23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffbea342aabf38] do_syscall_64 at ffffffffada04641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffbea342aabf50] entry_SYSCALL_64_after_hwframe at ffffffffaea000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007f2f8b64c688 RSP: 00007ffc4a174508 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2f8b64c688 RDX: 0000000000010000 RSI: 000055b581932000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000055b58193240e R10: 0000000000000000 R11: 0000000000000246 R12: 000055b581932000 R13: 0000000000000000 R14: 0000000000000000 R15: 000055b581932000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b