------------[ cut here ]------------
WARNING: CPU: 0 PID: 17735 at fs/ext4/inode.c:3520 ext4_dirty_folio+0x162/0x310
Modules linked in:
CPU: 0 PID: 17735 Comm: syz-executor.4 Not tainted 6.4.0-rc7-syzkaller-00204-g61dabacdad4e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
RIP: 0010:ext4_dirty_folio+0x162/0x310 fs/ext4/inode.c:3520
Code: 4d ff 48 8b 3c 24 4c 89 fe 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 2c 80 c5 ff e8 27 a9 4d ff 0f 0b eb dd e8 1e a9 4d ff <0f> 0b eb af e8 15 a9 4d ff 4c 89 ff 48 c7 c6 00 88 fc 8a e8 96 6b
RSP: 0018:ffffc9000c7573e0 EFLAGS: 00010293
RAX: ffffffff823ddbd2 RBX: 0000000000000000 RCX: ffff88803e521dc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 1ffffd4000206630 R08: ffffffff823ddb73 R09: fffff94000206631
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffffea0001033188 R14: 0000000000000000 R15: ffffea0001033180
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4527f32718 CR3: 000000007c170000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 zap_pte_range mm/memory.c:1424 [inline]
 zap_pmd_range mm/memory.c:1563 [inline]
 zap_pud_range mm/memory.c:1592 [inline]
 zap_p4d_range mm/memory.c:1613 [inline]
 unmap_page_range+0x112a/0x2a30 mm/memory.c:1634
 unmap_vmas+0x347/0x4e0 mm/memory.c:1719
 exit_mmap+0x255/0xaf0 mm/mmap.c:3108
 __mmput+0x115/0x3c0 kernel/fork.c:1351
 exit_mm+0x227/0x310 kernel/exit.c:567
 do_exit+0x612/0x2290 kernel/exit.c:861
 do_group_exit+0x206/0x2c0 kernel/exit.c:1024
 get_signal+0x1709/0x17e0 kernel/signal.c:2876
 arch_do_signal_or_restart+0x91/0x670 arch/x86/kernel/signal.c:306
 exit_to_user_mode_loop+0x6a/0x100 kernel/entry/common.c:168
 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:204
 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline]
 syscall_exit_to_user_mode+0x64/0x280 kernel/entry/common.c:297
 ret_from_fork+0x15/0x30 arch/x86/entry/entry_64.S:301
RIP: 0033:0x7f452728d7b1
Code: Unable to access opcode bytes at 0x7f452728d787.
RSP: 002b:00007f4527f532f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000038
RAX: 0000000000000000 RBX: 00007f4527f53700 RCX: 00007f452728d7b1
RDX: 00007f4527f539d0 RSI: 00007f4527f532f0 RDI: 00000000003d0f00
RBP: 00007ffd07a84870 R08: 00007f4527f53700 R09: 00007f4527f53700
R10: 00007f4527f539d0 R11: 0000000000000206 R12: 00007ffd07a846de
R13: 00007ffd07a846df R14: 00007f4527f53300 R15: 0000000000022000
 </TASK>