PID: 262501 TASK: ffff99cd5216a7c0 CPU: 1 COMMAND: "dd" #0 [ffffabb243673058] machine_kexec at ffffffff96e850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffabb2436730b0] __crash_kexec at ffffffff9703e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffabb243673170] crash_kexec at ffffffff9703fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffabb243673188] oops_end at ffffffff96e37cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffabb2436731a8] no_context.cold.27 at ffffffff96ea1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffabb243673200] __bad_area_nosemaphore at ffffffff96ea0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffabb243673248] bad_area_nosemaphore at ffffffff96ea06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffabb243673250] do_kern_addr_fault at ffffffff96ea0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffabb243673270] __do_page_fault at ffffffff96ea15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffabb243673290] do_page_fault at ffffffff96ea1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffabb2436732c0] page_fault at ffffffff97e00f8e /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: ffffffff97631c41 RSP: ffffabb243673370 RFLAGS: 00010282 RAX: ffff99cd7a0a0002 RBX: ffff99cd72eb0000 RCX: ffff99cd72eafee0 RDX: ffff99cd72ea0010 RSI: 0000000000000fee RDI: f5b52cc9d6e9e546 RBP: ffff99cd7a090132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffabb2436733d0 R13: 0000000000004000 R14: ffff99cd72eb0000 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 [ffffabb2436733c8] lzo_compress at ffffffff97586413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffabb2436733e8] crypto_compress at ffffffff97562e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffabb2436733f0] compress_chunk at ffffffffc0a72ac0 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffabb243673430] compress_request at ffffffffc135e1cb [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffabb243673528] osc_brw_prep_request at ffffffffc135688f [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1652 #16 [ffffabb243673678] osc_build_rpc at ffffffffc135bc83 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3091 #17 [ffffabb243673750] osc_check_rpcs at ffffffffc1385e8b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2203 #18 [ffffabb243673818] __osc_io_unplug at ffffffffc138618b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffabb243673838] osc_cache_writeback_range at ffffffffc1389dc4 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffabb243673908] osc_io_fsync_start at ffffffffc13739c1 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1119 #21 [ffffabb243673950] cl_io_start at ffffffffc0a52ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffabb243673980] lov_io_call at ffffffffc1404ed1 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1479 #23 [ffffabb2436739b0] lov_io_start at ffffffffc1407fdb [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffabb2436739d0] cl_io_start at ffffffffc0a52ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffabb243673a00] cl_io_loop at ffffffffc0a591a2 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffabb243673a40] cl_sync_file_range at ffffffffc1c60416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5332 #27 [ffffabb243673aa0] vvp_prune at ffffffffc1ce0fbc [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffabb243673ac0] cl_object_prune at ffffffffc0a46baf [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffffabb243673ae8] ll_layout_lock_set at ffffffffc1c67433 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7022 #30 [ffffabb243673b68] ll_layout_refresh at ffffffffc1c6771f [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7132 #31 [ffffabb243673bc8] vvp_io_init at ffffffffc1ce098e [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1941 #32 [ffffabb243673c30] __cl_io_init at ffffffffc0a56092 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffabb243673c60] cl_io_init at ffffffffc0a5620c [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffabb243673c88] cl_io_rw_init at ffffffffc0a563b2 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffabb243673cc0] ll_file_io_generic at ffffffffc1c559ba [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffffabb243673db0] do_file_write_iter at ffffffffc1c573a2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffffabb243673e20] ll_file_write_iter at ffffffffc1c57c5d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffffabb243673e38] new_sync_write at ffffffff972cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffabb243673ec0] __vfs_write at ffffffff972d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffabb243673ec8] vfs_write at ffffffff972d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffabb243673ef8] ksys_write at ffffffff972d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffabb243673f30] __x64_sys_write at ffffffff972d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffabb243673f38] do_syscall_64 at ffffffff96e04641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffabb243673f50] entry_SYSCALL_64_after_hwframe at ffffffff97e000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007fa711299688 RSP: 00007ffca8a09dc8 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa711299688 RDX: 0000000000010000 RSI: 0000559ff3879000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 0000559ff387940e R10: 0000000000000000 R11: 0000000000000246 R12: 0000559ff3879000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000559ff3879000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b