PID: 262286 TASK: ffff88e5d35e8000 CPU: 3 COMMAND: "dd" #0 [ffff9f12c35ff078] machine_kexec at ffffffff8e0850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffff9f12c35ff0d0] __crash_kexec at ffffffff8e23e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffff9f12c35ff190] crash_kexec at ffffffff8e23fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffff9f12c35ff1a8] oops_end at ffffffff8e037cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffff9f12c35ff1c8] no_context.cold.27 at ffffffff8e0a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffff9f12c35ff220] __bad_area_nosemaphore at ffffffff8e0a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffff9f12c35ff268] bad_area_nosemaphore at ffffffff8e0a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffff9f12c35ff270] do_kern_addr_fault at ffffffff8e0a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffff9f12c35ff290] __do_page_fault at ffffffff8e0a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffff9f12c35ff2b0] do_page_fault at ffffffff8e0a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffff9f12c35ff2e0] page_fault at ffffffff8f000f8e /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: ffffffff8e831c41 RSP: ffff9f12c35ff390 RFLAGS: 00010282 RAX: ffff88e5ec870002 RBX: ffff88e5f22f0000 RCX: ffff88e5f22efee0 RDX: ffff88e5f22e0010 RSI: 0000000000000fee RDI: 1bdb443d11d68e88 RBP: ffff88e5ec860132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffff9f12c35ff3f0 R13: 0000000000004000 R14: ffff88e5f22f0000 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 [ffff9f12c35ff3e8] lzo_compress at ffffffff8e786413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffff9f12c35ff408] crypto_compress at ffffffff8e762e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffff9f12c35ff410] compress_chunk at ffffffffc08b1d80 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 311 #14 [ffff9f12c35ff450] compress_request at ffffffffc116b3e1 [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffff9f12c35ff548] osc_brw_prep_request at ffffffffc11644a8 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1678 #16 [ffff9f12c35ff6b0] osc_build_rpc at ffffffffc1168e93 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3118 #17 [ffff9f12c35ff788] osc_check_rpcs at ffffffffc1196229 [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2300 #18 [ffff9f12c35ff808] __osc_io_unplug at ffffffffc119651b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffff9f12c35ff828] osc_cache_writeback_range at ffffffffc119a4fd [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 603 #20 [ffff9f12c35ff908] osc_io_fsync_start at ffffffffc1181b71 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1147 #21 [ffff9f12c35ff950] cl_io_start at ffffffffc0891bc5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffff9f12c35ff980] lov_io_call at ffffffffc121aed1 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1483 #23 [ffff9f12c35ff9b0] lov_io_start at ffffffffc121e04b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffff9f12c35ff9d0] cl_io_start at ffffffffc0891bc5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffff9f12c35ffa00] cl_io_loop at ffffffffc0898292 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffff9f12c35ffa40] cl_sync_file_range at ffffffffc1a8c416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5340 #27 [ffff9f12c35ffaa0] vvp_prune at ffffffffc1b0d11c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffff9f12c35ffac0] cl_object_prune at ffffffffc0885c9f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffff9f12c35ffae8] ll_layout_lock_set at ffffffffc1a93513 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7030 #30 [ffff9f12c35ffb68] ll_layout_refresh at ffffffffc1a937ff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7140 #31 [ffff9f12c35ffbc8] vvp_io_init at ffffffffc1b0caee [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1937 #32 [ffff9f12c35ffc30] __cl_io_init at ffffffffc0895182 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffff9f12c35ffc60] cl_io_init at ffffffffc08952fc [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffff9f12c35ffc88] cl_io_rw_init at ffffffffc08954a2 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffff9f12c35ffcc0] ll_file_io_generic at ffffffffc1a819ba [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffff9f12c35ffdb0] do_file_write_iter at ffffffffc1a833a2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffff9f12c35ffe20] ll_file_write_iter at ffffffffc1a83c5d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffff9f12c35ffe38] new_sync_write at ffffffff8e4cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffff9f12c35ffec0] __vfs_write at ffffffff8e4d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffff9f12c35ffec8] vfs_write at ffffffff8e4d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffff9f12c35ffef8] ksys_write at ffffffff8e4d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffff9f12c35fff30] __x64_sys_write at ffffffff8e4d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffff9f12c35fff38] do_syscall_64 at ffffffff8e004641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffff9f12c35fff50] entry_SYSCALL_64_after_hwframe at ffffffff8f0000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007f0b07aba688 RSP: 00007ffc47e35978 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0b07aba688 RDX: 0000000000010000 RSI: 000055a4fde54000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000055a4fde5440e R10: 0000000000000000 R11: 0000000000000246 R12: 000055a4fde54000 R13: 0000000000000000 R14: 0000000000000000 R15: 000055a4fde54000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b