------------[ cut here ]------------ kernel BUG at fs/ext4/inline.c:235! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 9125 Comm: syz-executor.4 Not tainted 6.5.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 RIP: 0010:ext4_write_inline_data fs/ext4/inline.c:235 [inline] RIP: 0010:ext4_write_inline_data_end+0xe96/0x1020 fs/ext4/inline.c:774 Code: 00 00 31 ff e8 db 7a 50 ff 48 89 d8 48 25 ff 0f 00 00 74 73 e8 8b 76 50 ff e9 71 01 00 00 e8 81 76 50 ff 0f 0b e8 7a 76 50 ff <0f> 0b 48 8b 5c 24 18 48 89 df be 08 00 00 00 e8 36 4a a9 ff 48 c1 RSP: 0000:ffffc9000353f220 EFLAGS: 00010283 RAX: ffffffff823b41b6 RBX: 000000000000003c RCX: 0000000000040000 RDX: ffffc9000ab99000 RSI: 0000000000003444 RDI: 0000000000003445 RBP: ffffc9000353f348 R08: ffffffff823b3719 R09: 1ffff1100ec30870 R10: dffffc0000000000 R11: ffffed100ec30871 R12: ffff88807930ba6a R13: 0000000000000000 R14: 0000000000001000 R15: 0000000000001000 FS: 00007f20b77ca6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0d86291000 CR3: 0000000051c25000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: generic_perform_write+0x419/0x630 mm/filemap.c:3934 ext4_buffered_write_iter+0xc6/0x350 fs/ext4/file.c:299 ext4_file_write_iter+0x1df/0x1b10 do_iter_write+0x84f/0xde0 fs/read_write.c:860 iter_file_splice_write+0x86d/0x1010 fs/splice.c:739 do_splice_from fs/splice.c:936 [inline] direct_splice_actor+0xea/0x1c0 fs/splice.c:1145 splice_direct_to_actor+0x376/0x9e0 fs/splice.c:1091 do_splice_direct+0x2ac/0x3f0 fs/splice.c:1197 do_sendfile+0x623/0x1070 fs/read_write.c:1254 __do_sys_sendfile64 fs/read_write.c:1322 [inline] __se_sys_sendfile64+0x17c/0x1e0 fs/read_write.c:1308 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f20b6a7cae9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f20b77ca0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f20b6b9bf80 RCX: 00007f20b6a7cae9 RDX: 0000000000000000 RSI: 0000000000000007 RDI: 0000000000000006 RBP: 00007f20b6ac847a R08: 0000000000000000 R09: 0000000000000000 R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f20b6b9bf80 R15: 00007ffde4433308 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ext4_write_inline_data fs/ext4/inline.c:235 [inline] RIP: 0010:ext4_write_inline_data_end+0xe96/0x1020 fs/ext4/inline.c:774 Code: 00 00 31 ff e8 db 7a 50 ff 48 89 d8 48 25 ff 0f 00 00 74 73 e8 8b 76 50 ff e9 71 01 00 00 e8 81 76 50 ff 0f 0b e8 7a 76 50 ff <0f> 0b 48 8b 5c 24 18 48 89 df be 08 00 00 00 e8 36 4a a9 ff 48 c1 RSP: 0000:ffffc9000353f220 EFLAGS: 00010283 RAX: ffffffff823b41b6 RBX: 000000000000003c RCX: 0000000000040000 RDX: ffffc9000ab99000 RSI: 0000000000003444 RDI: 0000000000003445 RBP: ffffc9000353f348 R08: ffffffff823b3719 R09: 1ffff1100ec30870 R10: dffffc0000000000 R11: ffffed100ec30871 R12: ffff88807930ba6a R13: 0000000000000000 R14: 0000000000001000 R15: 0000000000001000 FS: 00007f20b77ca6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0d871fe000 CR3: 0000000051c25000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400