PID: 262263 TASK: ffff980380d50000 CPU: 2 COMMAND: "dd" #0 [ffffb6df43847038] machine_kexec at ffffffffa0a850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffb6df43847090] __crash_kexec at ffffffffa0c3e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffb6df43847150] crash_kexec at ffffffffa0c3fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffb6df43847168] oops_end at ffffffffa0a37cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffb6df43847188] no_context.cold.27 at ffffffffa0aa1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffb6df438471e0] __bad_area_nosemaphore at ffffffffa0aa0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffb6df43847228] bad_area_nosemaphore at ffffffffa0aa06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffb6df43847230] do_kern_addr_fault at ffffffffa0aa0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffb6df43847250] __do_page_fault at ffffffffa0aa15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffb6df43847270] do_page_fault at ffffffffa0aa1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffb6df438472a0] page_fault at ffffffffa1a00f8e /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: ffffffffa1231c41 RSP: ffffb6df43847350 RFLAGS: 00010282 RAX: ffff980379070002 RBX: ffff980352e60000 RCX: ffff980352e5fee0 RDX: ffff980352e50010 RSI: 0000000000018fd6 RDI: 04cd51ec7266107a RBP: ffff980379060132 R8: 0000000000000ffe R9: 0000000000018fe8 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffb6df438473b0 R13: 0000000000004000 R14: ffff980352e60000 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 [ffffb6df438473a8] lzo_compress at ffffffffa1186413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffb6df438473c8] crypto_compress at ffffffffa1162e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffb6df438473d0] compress_chunk at ffffffffc0973e90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 321 #14 [ffffb6df43847410] compress_request at ffffffffc1263ca4 [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffb6df43847548] osc_brw_prep_request at ffffffffc125c4a8 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1678 #16 [ffffb6df438476b0] osc_build_rpc at ffffffffc1260e93 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3118 #17 [ffffb6df43847788] osc_check_rpcs at ffffffffc128f2f9 [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2300 #18 [ffffb6df43847808] __osc_io_unplug at ffffffffc128f5eb [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffb6df43847828] osc_cache_writeback_range at ffffffffc12935cd [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 614 #20 [ffffb6df43847908] osc_io_fsync_start at ffffffffc127ac41 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1149 #21 [ffffb6df43847950] cl_io_start at ffffffffc0953bd5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffb6df43847980] lov_io_call at ffffffffc1315ed1 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1488 #23 [ffffb6df438479b0] lov_io_start at ffffffffc131905b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffb6df438479d0] cl_io_start at ffffffffc0953bd5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffb6df43847a00] cl_io_loop at ffffffffc095a2a2 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffb6df43847a40] cl_sync_file_range at ffffffffc1b85416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5340 #27 [ffffb6df43847aa0] vvp_prune at ffffffffc1c0619c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffb6df43847ac0] cl_object_prune at ffffffffc0947caf [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffffb6df43847ae8] ll_layout_lock_set at ffffffffc1b8c513 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7030 #30 [ffffb6df43847b68] ll_layout_refresh at ffffffffc1b8c7ff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7140 #31 [ffffb6df43847bc8] vvp_io_init at ffffffffc1c05b6e [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1937 #32 [ffffb6df43847c30] __cl_io_init at ffffffffc0957192 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffb6df43847c60] cl_io_init at ffffffffc095730c [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffb6df43847c88] cl_io_rw_init at ffffffffc09574b2 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffb6df43847cc0] ll_file_io_generic at ffffffffc1b7a9ba [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffffb6df43847db0] do_file_write_iter at ffffffffc1b7c3a2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffffb6df43847e20] ll_file_write_iter at ffffffffc1b7cc5d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffffb6df43847e38] new_sync_write at ffffffffa0ecd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffb6df43847ec0] __vfs_write at ffffffffa0ed1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffb6df43847ec8] vfs_write at ffffffffa0ed1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffb6df43847ef8] ksys_write at ffffffffa0ed22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffb6df43847f30] __x64_sys_write at ffffffffa0ed23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffb6df43847f38] do_syscall_64 at ffffffffa0a04641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffb6df43847f50] entry_SYSCALL_64_after_hwframe at ffffffffa1a000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007f38ab615688 RSP: 00007ffed79db3a8 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f38ab615688 RDX: 0000000000010000 RSI: 000055e29f0d2000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000055e29f0d240e R10: 0000000000000000 R11: 0000000000000246 R12: 000055e29f0d2000 R13: 0000000000000000 R14: 0000000000000000 R15: 000055e29f0d2000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b