PID: 263541 TASK: ffff8f5180d44f80 CPU: 1 COMMAND: "dd" #0 [ffffacc4834af078] machine_kexec at ffffffff988850a3 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/machine_kexec_64.c: 417 #1 [ffffacc4834af0d0] __crash_kexec at ffffffff98a3e5ba /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/kernel/kexec_core.c: 955 #2 [ffffacc4834af190] crash_kexec at ffffffff98a3fc05 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/compiler.h: 356 #3 [ffffacc4834af1a8] oops_end at ffffffff98837cb5 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/kernel/dumpstack.c: 339 #4 [ffffacc4834af1c8] no_context.cold.27 at ffffffff988a1a56 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 796 #5 [ffffacc4834af220] __bad_area_nosemaphore at ffffffff988a0356 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 870 #6 [ffffacc4834af268] bad_area_nosemaphore at ffffffff988a06fa /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 877 #7 [ffffacc4834af270] do_kern_addr_fault at ffffffff988a0783 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1268 #8 [ffffacc4834af290] __do_page_fault at ffffffff988a15de /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1495 #9 [ffffacc4834af2b0] do_page_fault at ffffffff988a1677 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/mm/fault.c: 1547 #10 [ffffacc4834af2e0] page_fault at ffffffff99800f8e /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: ffffffff99031c41 RSP: ffffacc4834af390 RFLAGS: 00010282 RAX: ffff8f5169ca0002 RBX: ffff8f5145bd0000 RCX: ffff8f5145bcfee0 RDX: ffff8f5145bc0010 RSI: 0000000000000fee RDI: 7011ff4f7087ecb6 RBP: ffff8f5169c90132 R8: 0000000000000ffe R9: 0000000000001000 R10: 00000000000001f9 R11: 000000000000ffe0 R12: ffffacc4834af3f0 R13: 0000000000004000 R14: ffff8f5145bd0000 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 [ffffacc4834af3e8] lzo_compress at ffffffff98f86413 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/lzo.c: 73 #12 [ffffacc4834af408] crypto_compress at ffffffff98f62e97 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/crypto/compress.c: 24 #13 [ffffacc4834af410] compress_chunk at ffffffffc0a53c90 [obdclass] /home/green/git/lustre-release/lustre/obdclass/lustre_compr.c: 311 #14 [ffffacc4834af450] compress_request at ffffffffc132d321 [osc] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 111 #15 [ffffacc4834af548] osc_brw_prep_request at ffffffffc132642d [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 1663 #16 [ffffacc4834af6b0] osc_build_rpc at ffffffffc132add3 [osc] /home/green/git/lustre-release/lustre/osc/osc_request.c: 3103 #17 [ffffacc4834af788] osc_check_rpcs at ffffffffc1358169 [osc] /home/green/git/lustre-release/lustre/osc/osc_cache.c: 2300 #18 [ffffacc4834af808] __osc_io_unplug at ffffffffc135845b [osc] /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/./include/linux/spinlock.h: 390 #19 [ffffacc4834af828] osc_cache_writeback_range at ffffffffc135c43d [osc] /home/green/git/lustre-release/lustre/include/lustre_osc.h: 603 #20 [ffffacc4834af908] osc_io_fsync_start at ffffffffc1343ab1 [osc] /home/green/git/lustre-release/lustre/osc/osc_io.c: 1147 #21 [ffffacc4834af950] cl_io_start at ffffffffc0a33ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #22 [ffffacc4834af980] lov_io_call at ffffffffc13dced1 [lov] /home/green/git/lustre-release/lustre/lov/lov_io.c: 1483 #23 [ffffacc4834af9b0] lov_io_start at ffffffffc13e004b [lov] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #24 [ffffacc4834af9d0] cl_io_start at ffffffffc0a33ad5 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 539 #25 [ffffacc4834afa00] cl_io_loop at ffffffffc0a3a1a2 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 852 #26 [ffffacc4834afa40] cl_sync_file_range at ffffffffc1c4e416 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 5340 #27 [ffffacc4834afaa0] vvp_prune at ffffffffc1ccf10c [lustre] /home/green/git/lustre-release/lustre/llite/vvp_object.c: 145 #28 [ffffacc4834afac0] cl_object_prune at ffffffffc0a27baf [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_object.c: 373 #29 [ffffacc4834afae8] ll_layout_lock_set at ffffffffc1c55513 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7030 #30 [ffffacc4834afb68] ll_layout_refresh at ffffffffc1c557ff [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 7140 #31 [ffffacc4834afbc8] vvp_io_init at ffffffffc1cceade [lustre] /home/green/git/lustre-release/lustre/llite/vvp_io.c: 1937 #32 [ffffacc4834afc30] __cl_io_init at ffffffffc0a37092 [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 140 #33 [ffffacc4834afc60] cl_io_init at ffffffffc0a3720c [obdclass] /home/green/git/lustre-release/lustre/obdclass/cl_io.c: 192 #34 [ffffacc4834afc88] cl_io_rw_init at ffffffffc0a373b2 [obdclass] /home/green/git/lustre-release/include/linux/libcfs/libcfs_debug.h: 205 #35 [ffffacc4834afcc0] ll_file_io_generic at ffffffffc1c439ba [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2153 #36 [ffffacc4834afdb0] do_file_write_iter at ffffffffc1c453a2 [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2713 #37 [ffffacc4834afe20] ll_file_write_iter at ffffffffc1c45c5d [lustre] /home/green/git/lustre-release/lustre/llite/file.c: 2744 #38 [ffffacc4834afe38] new_sync_write at ffffffff98ccd470 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 475 #39 [ffffacc4834afec0] __vfs_write at ffffffff98cd1bc9 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 487 #40 [ffffacc4834afec8] vfs_write at ffffffff98cd1e78 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 549 #41 [ffffacc4834afef8] ksys_write at ffffffff98cd22b6 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 598 #42 [ffffacc4834aff30] __x64_sys_write at ffffffff98cd23be /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/fs/read_write.c: 610 #43 [ffffacc4834aff38] do_syscall_64 at ffffffff98804641 /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/common.c: 303 #44 [ffffacc4834aff50] entry_SYSCALL_64_after_hwframe at ffffffff998000bd /home/green/bk/linux-4.18.0-553.58.1.el8_10-debug/arch/x86/entry/entry_64.S: 156 RIP: 00007f18c8983688 RSP: 00007ffdbc5d1e48 RFLAGS: 00000246 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f18c8983688 RDX: 0000000000010000 RSI: 000055560c2fa000 RDI: 0000000000000001 RBP: 0000000000010000 R8: 0000000000000003 R9: 000055560c2fa40e R10: 0000000000000000 R11: 0000000000000246 R12: 000055560c2fa000 R13: 0000000000000000 R14: 0000000000000000 R15: 000055560c2fa000 ORIG_RAX: 0000000000000001 CS: 0033 SS: 002b