------------[ cut here ]------------ kernel BUG at fs/ext4/inline.c:235! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 4967 Comm: syz-executor.2 Not tainted 5.15.189-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:ext4_write_inline_data fs/ext4/inline.c:235 [inline] RIP: 0010:ext4_write_inline_data_end+0x112a/0x11d0 fs/ext4/inline.c:777 Code: 64 24 14 e9 71 f9 ff ff e8 d3 30 71 ff 4c 89 ef 48 c7 c6 a0 f1 1b 8a e8 94 9b a3 ff 0f 0b e8 bd 30 71 ff 0f 0b e8 b6 30 71 ff <0f> 0b e8 af 30 71 ff eb 2c e8 a8 30 71 ff 49 ff cc 4c 89 64 24 08 RSP: 0018:ffffc90002fcf200 EFLAGS: 00010293 RAX: ffffffff8206936a RBX: 0000000000000000 RCX: ffff888026473b80 RDX: 0000000000000000 RSI: 000000000000007e RDI: 0000000000000085 RBP: ffffc90002fcf328 R08: dffffc0000000000 R09: ffffed100f724471 R10: ffffed100f724471 R11: 1ffff1100f724470 R12: dffffc0000000000 R13: 0000000000000085 R14: 000000000000007e R15: ffff88806d1ca64c FS: 00007f977f7c96c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555577545938 CR3: 000000002a9ca000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: generic_perform_write+0x344/0x530 mm/filemap.c:3796 ext4_buffered_write_iter+0x25f/0x3b0 fs/ext4/file.c:268 ext4_file_write_iter+0x773/0x17b0 fs/ext4/file.c:-1 do_iter_readv_writev+0x497/0x600 fs/read_write.c:-1 do_iter_write+0x205/0x7b0 fs/read_write.c:855 iter_file_splice_write+0x65f/0xc40 fs/splice.c:689 do_splice_from fs/splice.c:767 [inline] direct_splice_actor+0xe1/0x130 fs/splice.c:936 splice_direct_to_actor+0x4dc/0xb50 fs/splice.c:891 do_splice_direct+0x1b9/0x2c0 fs/splice.c:979 do_sendfile+0x5d5/0xec0 fs/read_write.c:1249 __do_sys_sendfile64 fs/read_write.c:1317 [inline] __se_sys_sendfile64+0x13b/0x190 fs/read_write.c:1303 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f9780448e69 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:00007f977f7c90c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f9780576f80 RCX: 00007f9780448e69 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 RBP: 00007f978049547a R08: 0000000000000000 R09: 0000000000000000 R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f9780576f80 R15: 00007fff7fa6f798 Modules linked in: ---[ end trace be9cac8deb60ae01 ]--- RIP: 0010:ext4_write_inline_data fs/ext4/inline.c:235 [inline] RIP: 0010:ext4_write_inline_data_end+0x112a/0x11d0 fs/ext4/inline.c:777 Code: 64 24 14 e9 71 f9 ff ff e8 d3 30 71 ff 4c 89 ef 48 c7 c6 a0 f1 1b 8a e8 94 9b a3 ff 0f 0b e8 bd 30 71 ff 0f 0b e8 b6 30 71 ff <0f> 0b e8 af 30 71 ff eb 2c e8 a8 30 71 ff 49 ff cc 4c 89 64 24 08 RSP: 0018:ffffc90002fcf200 EFLAGS: 00010293 RAX: ffffffff8206936a RBX: 0000000000000000 RCX: ffff888026473b80 RDX: 0000000000000000 RSI: 000000000000007e RDI: 0000000000000085 RBP: ffffc90002fcf328 R08: dffffc0000000000 R09: ffffed100f724471 R10: ffffed100f724471 R11: 1ffff1100f724470 R12: dffffc0000000000 R13: 0000000000000085 R14: 000000000000007e R15: ffff88806d1ca64c FS: 00007f977f7c96c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555577545938 CR3: 000000002a9ca000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400