PID: 213761 TASK: ffff908282588000 CPU: 2 COMMAND: "kworker/u8:0" #0 [ffffb8b8457070f8] machine_kexec at ffffffffafe850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffb8b845707150] __crash_kexec at ffffffffb003e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffb8b845707210] crash_kexec at ffffffffb003fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffb8b845707228] oops_end at ffffffffafe37cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffb8b845707248] no_context.cold.27 at ffffffffafea1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffb8b8457072a0] __bad_area_nosemaphore at ffffffffafea0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffb8b8457072e8] bad_area_nosemaphore at ffffffffafea06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffb8b8457072f0] do_kern_addr_fault at ffffffffafea0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffb8b845707310] __do_page_fault at ffffffffafea15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffb8b845707330] do_page_fault at ffffffffafea1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffb8b845707360] page_fault at ffffffffb0e00f8e /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: ffffffffb0631c41 RSP: ffffb8b845707418 RFLAGS: 00010282 RAX: ffff90829f160002 RBX: ffff90829f150000 RCX: ffff90829f14fee0 RDX: ffff90829f140010 RSI: 0000000000008fe6 RDI: 7c6780ba102ab194 RBP: ffff90829f150132 R8: 0000000000000ffe R9: 0000000000008ff8 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffb8b845707478 R13: 0000000000004000 R14: ffff90829f150000 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 [ffffb8b845707470] lzo_compress at ffffffffb0586413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffb8b845707490] crypto_compress at ffffffffb0562e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffb8b845707498] compress_chunk at ffffffffc0a68ac0 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffb8b8457074d8] compress_request at ffffffffc135418b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffb8b8457075d0] osc_brw_prep_request at ffffffffc134c88f [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1646 #16 [ffffb8b845707720] osc_build_rpc at ffffffffc1351c43 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3085 #17 [ffffb8b8457077f8] osc_check_rpcs at ffffffffc137be4b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2203 #18 [ffffb8b8457078c0] __osc_io_unplug at ffffffffc137c14b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffb8b8457078e0] osc_cache_writeback_range at ffffffffc137fd84 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffb8b8457079b0] osc_io_fsync_start at ffffffffc1369981 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1119 #21 [ffffb8b8457079f8] cl_io_start at ffffffffc0a48ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffb8b845707a28] lov_io_call at ffffffffc13faed1 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1466 #23 [ffffb8b845707a58] lov_io_start at ffffffffc13fe18b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffb8b845707a78] cl_io_start at ffffffffc0a48ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffb8b845707aa8] cl_io_loop at ffffffffc0a4f1a2 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffb8b845707ae8] cl_sync_file_range at ffffffffc1c56416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5332 #27 [ffffb8b845707b48] ll_writepages at ffffffffc1c8f3ec [lustre] /home/green/git/lustre-release/lustre/llite/rw.c: 1565 #28 [ffffb8b845707b90] do_writepages at ffffffffb01a0a4a /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/mm/page-writeback.c: 2404 #29 [ffffb8b845707bc8] __writeback_single_inode at ffffffffb03243c5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 1624 #30 [ffffb8b845707c08] writeback_sb_inodes at ffffffffb0326010 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 1894 #31 [ffffb8b845707ce8] __writeback_inodes_wb at ffffffffb03265d1 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 1966 #32 [ffffb8b845707d28] wb_writeback at ffffffffb032699d /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 2070 #33 [ffffb8b845707d80] get_nr_inodes at ffffffffb0300c75 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/inode.c: 83 #34 [ffffb8b845707db8] wb_workfn at ffffffffb032885a /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 2192 #35 [ffffb8b845707e88] process_one_work at ffffffffaff4b8e8 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/workqueue.c: 2384 #36 [ffffb8b845707ed0] worker_thread at ffffffffaff4c526 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 339 #37 [ffffb8b845707f10] kthread at ffffffffaff57041 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364 #38 [ffffb8b845707f50] ret_from_fork at ffffffffb0e001ff /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330