PID: 263111 TASK: ffff9dafeacecf80 CPU: 3 COMMAND: "dd" #0 [ffffb52d8294b058] machine_kexec at ffffffff910850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffb52d8294b0b0] __crash_kexec at ffffffff9123e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffb52d8294b170] crash_kexec at ffffffff9123fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffb52d8294b188] oops_end at ffffffff91037cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffb52d8294b1a8] no_context.cold.27 at ffffffff910a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffb52d8294b200] __bad_area_nosemaphore at ffffffff910a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffb52d8294b248] bad_area_nosemaphore at ffffffff910a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffb52d8294b250] do_kern_addr_fault at ffffffff910a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffb52d8294b270] __do_page_fault at ffffffff910a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffb52d8294b290] do_page_fault at ffffffff910a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffb52d8294b2c0] page_fault at ffffffff92000f8e /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: ffffffff91831c41 RSP: ffffb52d8294b370 RFLAGS: 00010282 RAX: ffff9daff2780002 RBX: ffff9db000790000 RCX: ffff9db00078fee0 RDX: ffff9db000780010 RSI: 0000000000000fee RDI: c5446327d6f4f258 RBP: ffff9daff2770132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffb52d8294b3d0 R13: 0000000000004000 R14: ffff9db000790000 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 [ffffb52d8294b3c8] lzo_compress at ffffffff91786413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffb52d8294b3e8] crypto_compress at ffffffff91762e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffb52d8294b3f0] compress_chunk at ffffffffc0a53f90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 195 #14 [ffffb52d8294b430] compress_request at ffffffffc133e20b [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffb52d8294b528] osc_brw_prep_request at ffffffffc13368cf [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1652 #16 [ffffb52d8294b678] osc_build_rpc at ffffffffc133bcc3 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3090 #17 [ffffb52d8294b750] osc_check_rpcs at ffffffffc1365f2b [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2205 #18 [ffffb52d8294b818] __osc_io_unplug at ffffffffc136622b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffb52d8294b838] osc_cache_writeback_range at ffffffffc1369e77 [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 593 #20 [ffffb52d8294b908] osc_io_fsync_start at ffffffffc1353961 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1095 #21 [ffffb52d8294b950] cl_io_start at ffffffffc0a34095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffb52d8294b980] lov_io_call at ffffffffc13e4e01 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1265 #23 [ffffb52d8294b9b0] lov_io_start at ffffffffc13e818b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffb52d8294b9d0] cl_io_start at ffffffffc0a34095 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffb52d8294ba00] cl_io_loop at ffffffffc0a3a762 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffb52d8294ba40] cl_sync_file_range at ffffffffc1c7a2bc [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5287 #27 [ffffb52d8294baa0] vvp_prune at ffffffffc1cf842c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffb52d8294bac0] cl_object_prune at ffffffffc0a2819f [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 381 #29 [ffffb52d8294bae8] ll_layout_lock_set at ffffffffc1c7fa13 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 6946 #30 [ffffb52d8294bb68] ll_layout_refresh at ffffffffc1c7fcff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7056 #31 [ffffb52d8294bbc8] vvp_io_init at ffffffffc1cf7dfe [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1931 #32 [ffffb52d8294bc30] __cl_io_init at ffffffffc0a37652 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffb52d8294bc60] cl_io_init at ffffffffc0a377cc [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffb52d8294bc88] cl_io_rw_init at ffffffffc0a37972 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffb52d8294bcc0] ll_file_io_generic at ffffffffc1c6f9ed [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2123 #36 [ffffb52d8294bdb0] do_file_write_iter at ffffffffc1c7148c [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2675 #37 [ffffb52d8294be20] ll_file_write_iter at ffffffffc1c71b0d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2706 #38 [ffffb52d8294be38] new_sync_write at ffffffff914cd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffb52d8294bec0] __vfs_write at ffffffff914d1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffb52d8294bec8] vfs_write at ffffffff914d1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffb52d8294bef8] ksys_write at ffffffff914d22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffb52d8294bf30] __x64_sys_write at ffffffff914d23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffb52d8294bf38] do_syscall_64 at ffffffff91004641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffb52d8294bf50] entry_SYSCALL_64_after_hwframe at ffffffff920000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007fd2fc436688 RSP: 00007ffef59876c8 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd2fc436688 RDX: 0000000000010000 RSI: 00005640792ae000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 00005640792ae40e R10: 0000000000000000 R11: 0000000000000246 R12: 00005640792ae000 R13: 0000000000000000 R14: 0000000000000000 R15: 00005640792ae000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b