PID: 260969 TASK: ffff9bbff36e4f80 CPU: 1 COMMAND: "dd" #0 [ffffb1980368f038] machine_kexec at ffffffff8c0850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffb1980368f090] __crash_kexec at ffffffff8c23e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffb1980368f150] crash_kexec at ffffffff8c23fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffb1980368f168] oops_end at ffffffff8c037cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffb1980368f188] no_context.cold.27 at ffffffff8c0a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffb1980368f1e0] __bad_area_nosemaphore at ffffffff8c0a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffb1980368f228] bad_area_nosemaphore at ffffffff8c0a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffb1980368f230] do_kern_addr_fault at ffffffff8c0a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffb1980368f250] __do_page_fault at ffffffff8c0a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffb1980368f270] do_page_fault at ffffffff8c0a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffb1980368f2a0] page_fault at ffffffff8d000f8e /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: ffffffff8c831c41 RSP: ffffb1980368f358 RFLAGS: 00010282 RAX: ffff9bbfecae0002 RBX: ffff9bbffab80000 RCX: ffff9bbffab7fee0 RDX: ffff9bbffab70010 RSI: 0000000000000fee RDI: fcfdec7a93ac69fb RBP: ffff9bbfecad0132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffb1980368f3b8 R13: 0000000000004000 R14: ffff9bbffab80000 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 [ffffb1980368f3b0] lzo_compress at ffffffff8c786413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffb1980368f3d0] crypto_compress at ffffffff8c762e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffb1980368f3d8] compress_chunk at ffffffffc08f3ac0 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffb1980368f418] compress_request at ffffffffc11df31b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffb1980368f510] osc_brw_prep_request at ffffffffc11d842d [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1663 #16 [ffffb1980368f678] osc_build_rpc at ffffffffc11dcdd3 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3103 #17 [ffffb1980368f750] osc_check_rpcs at ffffffffc120706b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2203 #18 [ffffb1980368f818] __osc_io_unplug at ffffffffc120736b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffb1980368f838] osc_cache_writeback_range at ffffffffc120afa4 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffb1980368f908] osc_io_fsync_start at ffffffffc11f4ba1 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1119 #21 [ffffb1980368f950] cl_io_start at ffffffffc08d3ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffb1980368f980] lov_io_call at ffffffffc1285ed1 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1482 #23 [ffffb1980368f9b0] lov_io_start at ffffffffc1288fdb [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffb1980368f9d0] cl_io_start at ffffffffc08d3ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffb1980368fa00] cl_io_loop at ffffffffc08da1a2 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffb1980368fa40] cl_sync_file_range at ffffffffc1ae1416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5340 #27 [ffffb1980368faa0] vvp_prune at ffffffffc1b6209c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffb1980368fac0] cl_object_prune at ffffffffc08c7baf [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffffb1980368fae8] ll_layout_lock_set at ffffffffc1ae8513 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7030 #30 [ffffb1980368fb68] ll_layout_refresh at ffffffffc1ae87ff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7140 #31 [ffffb1980368fbc8] vvp_io_init at ffffffffc1b61a6e [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1941 #32 [ffffb1980368fc30] __cl_io_init at ffffffffc08d7092 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffb1980368fc60] cl_io_init at ffffffffc08d720c [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffb1980368fc88] cl_io_rw_init at ffffffffc08d73b2 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffb1980368fcc0] ll_file_io_generic at ffffffffc1ad69ba [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffffb1980368fdb0] do_file_write_iter at ffffffffc1ad83a2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffffb1980368fe20] ll_file_write_iter at ffffffffc1ad8c5d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffffb1980368fe38] new_sync_write at ffffffff8c4cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffb1980368fec0] __vfs_write at ffffffff8c4d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffb1980368fec8] vfs_write at ffffffff8c4d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffb1980368fef8] ksys_write at ffffffff8c4d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffb1980368ff30] __x64_sys_write at ffffffff8c4d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffb1980368ff38] do_syscall_64 at ffffffff8c004641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffb1980368ff50] entry_SYSCALL_64_after_hwframe at ffffffff8d0000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007f526e843688 RSP: 00007fffb2442df8 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f526e843688 RDX: 0000000000010000 RSI: 000055c219ae7000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000055c219ae740e R10: 0000000000000000 R11: 0000000000000246 R12: 000055c219ae7000 R13: 0000000000000000 R14: 0000000000000000 R15: 000055c219ae7000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b