PID: 263435 TASK: ffff90a231494f80 CPU: 2 COMMAND: "dd" #0 [ffff9ceb431a3078] 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 [ffff9ceb431a30d0] __crash_kexec at ffffffffadc3e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffff9ceb431a3190] crash_kexec at ffffffffadc3fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffff9ceb431a31a8] oops_end at ffffffffada37cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffff9ceb431a31c8] 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 [ffff9ceb431a3220] __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 [ffff9ceb431a3268] 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 [ffff9ceb431a3270] 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 [ffff9ceb431a3290] __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 [ffff9ceb431a32b0] 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 [ffff9ceb431a32e0] 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: ffff9ceb431a3390 RFLAGS: 00010282 RAX: ffff90a21d960002 RBX: ffff90a21dca0000 RCX: ffff90a21dc9fee0 RDX: ffff90a21dc90010 RSI: 0000000000000fee RDI: a835275587e43171 RBP: ffff90a21d950132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffff9ceb431a33f0 R13: 0000000000004000 R14: ffff90a21dca0000 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 [ffff9ceb431a33e8] lzo_compress at ffffffffae186413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffff9ceb431a3408] crypto_compress at ffffffffae162e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffff9ceb431a3410] compress_chunk at ffffffffc09c0be0 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 311 #14 [ffff9ceb431a3450] compress_request at ffffffffc12b1321 [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffff9ceb431a3548] osc_brw_prep_request at ffffffffc12aa42d [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1663 #16 [ffff9ceb431a36b0] osc_build_rpc at ffffffffc12aedd3 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3103 #17 [ffff9ceb431a3788] osc_check_rpcs at ffffffffc12dc149 [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2300 #18 [ffff9ceb431a3808] __osc_io_unplug at ffffffffc12dc43b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffff9ceb431a3828] osc_cache_writeback_range at ffffffffc12e041d [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 603 #20 [ffff9ceb431a3908] osc_io_fsync_start at ffffffffc12c7a91 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1147 #21 [ffff9ceb431a3950] cl_io_start at ffffffffc09a0ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffff9ceb431a3980] lov_io_call at ffffffffc1360ed1 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1483 #23 [ffff9ceb431a39b0] lov_io_start at ffffffffc136404b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffff9ceb431a39d0] cl_io_start at ffffffffc09a0ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffff9ceb431a3a00] cl_io_loop at ffffffffc09a71a2 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffff9ceb431a3a40] cl_sync_file_range at ffffffffc1bd4416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5340 #27 [ffff9ceb431a3aa0] vvp_prune at ffffffffc1c54f5c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffff9ceb431a3ac0] cl_object_prune at ffffffffc0994baf [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffff9ceb431a3ae8] ll_layout_lock_set at ffffffffc1bdb513 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7030 #30 [ffff9ceb431a3b68] ll_layout_refresh at ffffffffc1bdb7ff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7140 #31 [ffff9ceb431a3bc8] vvp_io_init at ffffffffc1c5492e [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1918 #32 [ffff9ceb431a3c30] __cl_io_init at ffffffffc09a4092 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffff9ceb431a3c60] cl_io_init at ffffffffc09a420c [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffff9ceb431a3c88] cl_io_rw_init at ffffffffc09a43b2 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffff9ceb431a3cc0] ll_file_io_generic at ffffffffc1bc99ba [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffff9ceb431a3db0] do_file_write_iter at ffffffffc1bcb3a2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffff9ceb431a3e20] ll_file_write_iter at ffffffffc1bcbc5d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffff9ceb431a3e38] new_sync_write at ffffffffadecd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffff9ceb431a3ec0] __vfs_write at ffffffffaded1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffff9ceb431a3ec8] vfs_write at ffffffffaded1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffff9ceb431a3ef8] ksys_write at ffffffffaded22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffff9ceb431a3f30] __x64_sys_write at ffffffffaded23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffff9ceb431a3f38] 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 [ffff9ceb431a3f50] 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: 00007ffa3d404688 RSP: 00007ffd3a5f99d8 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffa3d404688 RDX: 0000000000010000 RSI: 00005568e2316000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 00005568e231640e R10: 0000000000000000 R11: 0000000000000246 R12: 00005568e2316000 R13: 0000000000000000 R14: 0000000000000000 R15: 00005568e2316000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b