------------[ cut here ]------------ WARNING: CPU: 0 PID: 5938 at fs/ext4/file.c:613 ext4_dio_write_iter fs/ext4/file.c:613 [inline] WARNING: CPU: 0 PID: 5938 at fs/ext4/file.c:613 ext4_file_write_iter+0x1698/0x1950 fs/ext4/file.c:723 Modules linked in: CPU: 0 PID: 5938 Comm: syz-executor.1 Not tainted 6.4.0-syzkaller-11989-g6843306689af-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 RIP: 0010:ext4_dio_write_iter fs/ext4/file.c:613 [inline] RIP: 0010:ext4_file_write_iter+0x1698/0x1950 fs/ext4/file.c:723 Code: 89 ee e8 5b 5f 8c ff e9 75 fb ff ff e8 e1 ba 5a ff 49 89 df e9 26 fe ff ff e8 d4 ba 5a ff 0f 0b e9 70 fd ff ff e8 c8 ba 5a ff <0f> 0b e9 a9 fd ff ff e8 ec 48 ae ff e9 3e ee ff ff e8 e2 48 ae ff RSP: 0018:ffffc9000307fc28 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff88802d699dc0 RSI: ffffffff822af7e8 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000094000 R12: 0000000000000000 R13: ffff8880688252b0 R14: ffffc9000307fe00 R15: fffffffffffffff5 FS: 00007f1dc1fdb6c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056318965a131 CR3: 0000000065426000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: call_write_iter include/linux/fs.h:1871 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x60a/0xdf0 fs/read_write.c:584 ksys_write+0x126/0x250 fs/read_write.c:637 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1dc127cb29 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:00007f1dc1fdb0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f1dc139bf80 RCX: 00007f1dc127cb29 RDX: 0000000000248800 RSI: 0000000020000000 RDI: 0000000000000006 RBP: 00007f1dc12c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f1dc139bf80 R15: 00007fffd847a4e8