PID: 262074 TASK: ffff8c2db1b34f80 CPU: 2 COMMAND: "kworker/u8:2" #0 [ffffab80c1ea7118] machine_kexec at ffffffffb32850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffab80c1ea7170] __crash_kexec at ffffffffb343e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffab80c1ea7230] crash_kexec at ffffffffb343fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffab80c1ea7248] oops_end at ffffffffb3237cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffab80c1ea7268] no_context.cold.27 at ffffffffb32a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffab80c1ea72c0] __bad_area_nosemaphore at ffffffffb32a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffab80c1ea7308] bad_area_nosemaphore at ffffffffb32a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffab80c1ea7310] do_kern_addr_fault at ffffffffb32a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffab80c1ea7330] __do_page_fault at ffffffffb32a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffab80c1ea7350] do_page_fault at ffffffffb32a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffab80c1ea7380] page_fault at ffffffffb4200f8e /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: ffffffffb3a31c41 RSP: ffffab80c1ea7438 RFLAGS: 00010282 RAX: ffff8c2db1250002 RBX: ffff8c2d97f70000 RCX: ffff8c2d97f6fee0 RDX: ffff8c2d97f60010 RSI: 0000000000044faa RDI: e0f1a3d402d194be RBP: ffff8c2db1240132 R8: 0000000000000ffe R9: 0000000000044fbc R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffab80c1ea7498 R13: 0000000000004000 R14: ffff8c2d97f70000 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 [ffffab80c1ea7490] lzo_compress at ffffffffb3986413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffab80c1ea74b0] crypto_compress at ffffffffb3962e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffab80c1ea74b8] compress_chunk at ffffffffc09b9c90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 311 #14 [ffffab80c1ea74f8] compress_request at ffffffffc12a8321 [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffab80c1ea75f0] osc_brw_prep_request at ffffffffc12a142d [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1663 #16 [ffffab80c1ea7758] osc_build_rpc at ffffffffc12a5dd3 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3103 #17 [ffffab80c1ea7830] osc_check_rpcs at ffffffffc12d3169 [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2300 #18 [ffffab80c1ea78b0] __osc_io_unplug at ffffffffc12d345b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffab80c1ea78d0] osc_cache_writeback_range at ffffffffc12d743d [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 603 #20 [ffffab80c1ea79b0] osc_io_fsync_start at ffffffffc12beab1 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1147 #21 [ffffab80c1ea79f8] cl_io_start at ffffffffc0999ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffab80c1ea7a28] lov_io_call at ffffffffc1357ed1 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1483 #23 [ffffab80c1ea7a58] lov_io_start at ffffffffc135b04b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffab80c1ea7a78] cl_io_start at ffffffffc0999ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffab80c1ea7aa8] cl_io_loop at ffffffffc09a01a2 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffab80c1ea7ae8] cl_sync_file_range at ffffffffc1bc9416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5340 #27 [ffffab80c1ea7b48] ll_writepages at ffffffffc1c024cc [lustre] /home/green/git/lustre-release/lustre/llite/rw.c: 1565 #28 [ffffab80c1ea7b90] do_writepages at ffffffffb35a0a4a /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/mm/page-writeback.c: 2404 #29 [ffffab80c1ea7bc8] __writeback_single_inode at ffffffffb37243c5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 1624 #30 [ffffab80c1ea7c08] writeback_sb_inodes at ffffffffb3726010 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 1894 #31 [ffffab80c1ea7ce8] __writeback_inodes_wb at ffffffffb37265d1 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 1966 #32 [ffffab80c1ea7d28] wb_writeback at ffffffffb372699d /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 2070 #33 [ffffab80c1ea7d80] get_nr_inodes at ffffffffb3700c75 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/inode.c: 83 #34 [ffffab80c1ea7db8] wb_workfn at ffffffffb372885a /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/fs-writeback.c: 2192 #35 [ffffab80c1ea7e88] process_one_work at ffffffffb334b8e8 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/workqueue.c: 2384 #36 [ffffab80c1ea7ed0] worker_thread at ffffffffb334c526 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 339 #37 [ffffab80c1ea7f10] kthread at ffffffffb3357041 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kthread.c: 364 #38 [ffffab80c1ea7f50] ret_from_fork at ffffffffb42001ff /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 330