PID: 262329 TASK: ffff9992c602a7c0 CPU: 3 COMMAND: "dd" #0 [ffffb72402d4b038] machine_kexec at ffffffffa24850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffb72402d4b090] __crash_kexec at ffffffffa263e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffb72402d4b150] crash_kexec at ffffffffa263fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffb72402d4b168] oops_end at ffffffffa2437cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffb72402d4b188] no_context.cold.27 at ffffffffa24a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffb72402d4b1e0] __bad_area_nosemaphore at ffffffffa24a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffb72402d4b228] bad_area_nosemaphore at ffffffffa24a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffb72402d4b230] do_kern_addr_fault at ffffffffa24a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffb72402d4b250] __do_page_fault at ffffffffa24a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffb72402d4b270] do_page_fault at ffffffffa24a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffb72402d4b2a0] page_fault at ffffffffa3400f8e /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: ffffffffa2c31c41 RSP: ffffb72402d4b358 RFLAGS: 00010282 RAX: ffff9992ed5e0002 RBX: ffff9992f9420000 RCX: ffff9992f941fee0 RDX: ffff9992f9410010 RSI: 0000000000000fee RDI: c668f74ad0451669 RBP: ffff9992ed5d0132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffb72402d4b3b8 R13: 0000000000004000 R14: ffff9992f9420000 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 [ffffb72402d4b3b0] lzo_compress at ffffffffa2b86413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffb72402d4b3d0] crypto_compress at ffffffffa2b62e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffb72402d4b3d8] compress_chunk at ffffffffc0a16f90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffb72402d4b418] compress_request at ffffffffc130135b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffb72402d4b510] osc_brw_prep_request at ffffffffc12fa46d [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1663 #16 [ffffb72402d4b678] osc_build_rpc at ffffffffc12fee13 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3102 #17 [ffffb72402d4b750] osc_check_rpcs at ffffffffc132910b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2205 #18 [ffffb72402d4b818] __osc_io_unplug at ffffffffc132940b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffb72402d4b838] osc_cache_writeback_range at ffffffffc132d057 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffb72402d4b908] osc_io_fsync_start at ffffffffc1316b41 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1095 #21 [ffffb72402d4b950] cl_io_start at ffffffffc09f7095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffb72402d4b980] lov_io_call at ffffffffc13a7e01 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1268 #23 [ffffb72402d4b9b0] lov_io_start at ffffffffc13ab18b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffb72402d4b9d0] cl_io_start at ffffffffc09f7095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffb72402d4ba00] cl_io_loop at ffffffffc09fd762 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffb72402d4ba40] cl_sync_file_range at ffffffffc1c0f2bc [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5295 #27 [ffffb72402d4baa0] vvp_prune at ffffffffc1c8d50c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffb72402d4bac0] cl_object_prune at ffffffffc09eb19f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 381 #29 [ffffb72402d4bae8] ll_layout_lock_set at ffffffffc1c14af3 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 6954 #30 [ffffb72402d4bb68] ll_layout_refresh at ffffffffc1c14ddf [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7064 #31 [ffffb72402d4bbc8] vvp_io_init at ffffffffc1c8cede [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1931 #32 [ffffb72402d4bc30] __cl_io_init at ffffffffc09fa652 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffb72402d4bc60] cl_io_init at ffffffffc09fa7cc [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffb72402d4bc88] cl_io_rw_init at ffffffffc09fa972 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffb72402d4bcc0] ll_file_io_generic at ffffffffc1c049ed [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2123 #36 [ffffb72402d4bdb0] do_file_write_iter at ffffffffc1c0648c [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2675 #37 [ffffb72402d4be20] ll_file_write_iter at ffffffffc1c06b0d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2706 #38 [ffffb72402d4be38] new_sync_write at ffffffffa28cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffb72402d4bec0] __vfs_write at ffffffffa28d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffb72402d4bec8] vfs_write at ffffffffa28d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffb72402d4bef8] ksys_write at ffffffffa28d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffb72402d4bf30] __x64_sys_write at ffffffffa28d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffb72402d4bf38] do_syscall_64 at ffffffffa2404641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffb72402d4bf50] entry_SYSCALL_64_after_hwframe at ffffffffa34000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007fda360fc688 RSP: 00007fff54546718 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda360fc688 RDX: 0000000000010000 RSI: 00005556305e4000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 00005556305e440e R10: 0000000000000000 R11: 0000000000000246 R12: 00005556305e4000 R13: 0000000000000000 R14: 0000000000000000 R15: 00005556305e4000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b