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Not sure for this case, but sometimes it does fail to show code info if the error like this doesn't contain line info. > > Although unreachable instruction warning is mostly false alerts, I still > want to be sure. Sorry, kindly ignore this report for now which could be related to tool chain upgrade to loongarch64-linux-gcc (GCC) 14.1.0. We will further check whether the issue can be reproduced on gcc-13. > > Thanks, > Qu > > fs/btrfs/inode.o: warning: objtool: btrfs_del_delalloc_inode+0xb0: unreachable instruction > > fs/btrfs/inode.o: warning: objtool: btrfs_set_delalloc_extent+0x18c: unreachable instruction > > fs/btrfs/inode.o: warning: objtool: btrfs_evict_inode+0x9c: unreachable instruction > > fs/btrfs/inode.o: warning: objtool: btrfs_get_extent+0x3d0: unreachable instruction > > fs/btrfs/inode.o: warning: objtool: btrfs_set_range_writeback+0x7c: unreachable instruction > > fs/btrfs/inode.o: warning: objtool: compress_file_range+0x388: unreachable instruction > > fs/btrfs/inode.o: warning: objtool: cow_file_range+0x128: unreachable instruction > > fs/btrfs/inode.o: warning: objtool: btrfs_finish_one_ordered+0x174: unreachable instruction > > fs/btrfs/inode.o: warning: objtool: btrfs_invalidate_folio+0x1b8: unreachable instruction > > > > > > objdump-func vmlinux.o insert_inline_extent: > > >