PID: 261599 TASK: ffff9de760faa7c0 CPU: 3 COMMAND: "dd" #0 [ffffb0e002b4b058] machine_kexec at ffffffff886850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffb0e002b4b0b0] __crash_kexec at ffffffff8883e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffb0e002b4b170] crash_kexec at ffffffff8883fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffb0e002b4b188] oops_end at ffffffff88637cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffb0e002b4b1a8] no_context.cold.27 at ffffffff886a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffb0e002b4b200] __bad_area_nosemaphore at ffffffff886a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffb0e002b4b248] bad_area_nosemaphore at ffffffff886a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffb0e002b4b250] do_kern_addr_fault at ffffffff886a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffb0e002b4b270] __do_page_fault at ffffffff886a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffb0e002b4b290] do_page_fault at ffffffff886a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffb0e002b4b2c0] page_fault at ffffffff89600f8e /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: ffffffff88e31c41 RSP: ffffb0e002b4b370 RFLAGS: 00010282 RAX: ffff9de76a100002 RBX: ffff9de751230000 RCX: ffff9de75122fee0 RDX: ffff9de751220010 RSI: 0000000000000fee RDI: b41cc029e34ca39a RBP: ffff9de76a0f0132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffb0e002b4b3d0 R13: 0000000000004000 R14: ffff9de751230000 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 [ffffb0e002b4b3c8] lzo_compress at ffffffff88d86413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffb0e002b4b3e8] crypto_compress at ffffffff88d62e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffb0e002b4b3f0] compress_chunk at ffffffffc09c5f90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffb0e002b4b430] compress_request at ffffffffc12b015b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffb0e002b4b528] osc_brw_prep_request at ffffffffc12a88c1 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1643 #16 [ffffb0e002b4b678] osc_build_rpc at ffffffffc12adc13 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3056 #17 [ffffb0e002b4b750] osc_check_rpcs at ffffffffc12d7e7b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2205 #18 [ffffb0e002b4b818] __osc_io_unplug at ffffffffc12d817b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffb0e002b4b838] osc_cache_writeback_range at ffffffffc12dbdc7 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffb0e002b4b908] osc_io_fsync_start at ffffffffc12c58b1 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1095 #21 [ffffb0e002b4b950] cl_io_start at ffffffffc09a6095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffb0e002b4b980] lov_io_call at ffffffffc1356e01 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1252 #23 [ffffb0e002b4b9b0] lov_io_start at ffffffffc13595ab [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffb0e002b4b9d0] cl_io_start at ffffffffc09a6095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffb0e002b4ba00] cl_io_loop at ffffffffc09ac762 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffb0e002b4ba40] cl_sync_file_range at ffffffffc1bec2bc [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5287 #27 [ffffb0e002b4baa0] vvp_prune at ffffffffc1c6a2dc [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffb0e002b4bac0] cl_object_prune at ffffffffc099a19f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 381 #29 [ffffb0e002b4bae8] ll_layout_lock_set at ffffffffc1bf1a13 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 6946 #30 [ffffb0e002b4bb68] ll_layout_refresh at ffffffffc1bf1cff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7056 #31 [ffffb0e002b4bbc8] vvp_io_init at ffffffffc1c69cae [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1907 #32 [ffffb0e002b4bc30] __cl_io_init at ffffffffc09a9652 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffb0e002b4bc60] cl_io_init at ffffffffc09a97cc [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffb0e002b4bc88] cl_io_rw_init at ffffffffc09a9972 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffb0e002b4bcc0] ll_file_io_generic at ffffffffc1be19ed [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2123 #36 [ffffb0e002b4bdb0] do_file_write_iter at ffffffffc1be348c [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2675 #37 [ffffb0e002b4be20] ll_file_write_iter at ffffffffc1be3b0d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2706 #38 [ffffb0e002b4be38] new_sync_write at ffffffff88acd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffb0e002b4bec0] __vfs_write at ffffffff88ad1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffb0e002b4bec8] vfs_write at ffffffff88ad1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffb0e002b4bef8] ksys_write at ffffffff88ad22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffb0e002b4bf30] __x64_sys_write at ffffffff88ad23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffb0e002b4bf38] do_syscall_64 at ffffffff88604641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffb0e002b4bf50] entry_SYSCALL_64_after_hwframe at ffffffff896000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007fa399ad2688 RSP: 00007fffabd0cc88 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa399ad2688 RDX: 0000000000010000 RSI: 00005595f698e000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 00005595f698e40e R10: 0000000000000000 R11: 0000000000000246 R12: 00005595f698e000 R13: 0000000000000000 R14: 0000000000000000 R15: 00005595f698e000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b