PID: 240770 TASK: ffff9ebdf80327c0 CPU: 0 COMMAND: "kworker/u8:6" #0 [ffffb74a41d6b0f8] machine_kexec at ffffffffa3a850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffb74a41d6b150] __crash_kexec at ffffffffa3c3e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffb74a41d6b210] crash_kexec at ffffffffa3c3fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffb74a41d6b228] oops_end at ffffffffa3a37cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffb74a41d6b248] no_context.cold.27 at ffffffffa3aa1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffb74a41d6b2a0] __bad_area_nosemaphore at ffffffffa3aa0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffb74a41d6b2e8] bad_area_nosemaphore at ffffffffa3aa06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffb74a41d6b2f0] do_kern_addr_fault at ffffffffa3aa0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffb74a41d6b310] __do_page_fault at ffffffffa3aa15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffb74a41d6b330] do_page_fault at ffffffffa3aa1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffb74a41d6b360] page_fault at ffffffffa4a00f8e /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: ffffffffa4231c41 RSP: ffffb74a41d6b418 RFLAGS: 00010282 RAX: ffff9ebdf2410002 RBX: ffff9ebddfc80000 RCX: ffff9ebddfc7fee0 RDX: ffff9ebddfc70010 RSI: 0000000000044faa RDI: 629cd1abc40bb703 RBP: ffff9ebdf2400132 R8: 0000000000000ffe R9: 0000000000044fbc R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffb74a41d6b478 R13: 0000000000004000 R14: ffff9ebddfc80000 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 [ffffb74a41d6b470] lzo_compress at ffffffffa4186413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffb74a41d6b490] crypto_compress at ffffffffa4162e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffb74a41d6b498] compress_chunk at ffffffffc0933f90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffb74a41d6b4d8] compress_request at ffffffffc121e13b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffb74a41d6b5d0] osc_brw_prep_request at ffffffffc12168a1 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1642 #16 [ffffb74a41d6b720] osc_build_rpc at ffffffffc121bbf3 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3054 #17 [ffffb74a41d6b7f8] osc_check_rpcs at ffffffffc1245e5b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2205 #18 [ffffb74a41d6b8c0] __osc_io_unplug at ffffffffc124615b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffb74a41d6b8e0] osc_cache_writeback_range at ffffffffc1249da7 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffb74a41d6b9b0] osc_io_fsync_start at ffffffffc1233891 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1095 #21 [ffffb74a41d6b9f8] cl_io_start at ffffffffc0914095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffb74a41d6ba28] lov_io_call at ffffffffc12c4e01 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1252 #23 [ffffb74a41d6ba58] lov_io_start at ffffffffc12c75ab [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffb74a41d6ba78] cl_io_start at ffffffffc0914095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffb74a41d6baa8] cl_io_loop at ffffffffc091a762 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffb74a41d6bae8] cl_sync_file_range at ffffffffc1b5a2bc [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5287 #27 [ffffb74a41d6bb48] ll_writepages at ffffffffc1b90c3c [lustre] /home/green/git/lustre-release/lustre/llite/rw.c: 1565 #28 [ffffb74a41d6bb90] do_writepages at ffffffffa3da0a4a /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/mm/page-writeback.c: 2404 #29 [ffffb74a41d6bbc8] __writeback_single_inode at ffffffffa3f243c5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 1624 #30 [ffffb74a41d6bc08] writeback_sb_inodes at ffffffffa3f26010 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 1894 #31 [ffffb74a41d6bce8] __writeback_inodes_wb at ffffffffa3f265d1 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 1966 #32 [ffffb74a41d6bd28] wb_writeback at ffffffffa3f2699d /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 2070 #33 [ffffb74a41d6bd80] get_nr_inodes at ffffffffa3f00c75 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/inode.c: 83 #34 [ffffb74a41d6bdb8] wb_workfn at ffffffffa3f2885a /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 2192 #35 [ffffb74a41d6be88] process_one_work at ffffffffa3b4b8e8 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/workqueue.c: 2384 #36 [ffffb74a41d6bed0] worker_thread at ffffffffa3b4c526 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 339 #37 [ffffb74a41d6bf10] kthread at ffffffffa3b57041 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364 #38 [ffffb74a41d6bf50] ret_from_fork at ffffffffa4a001ff /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330