------------[ cut here ]------------
WARNING: CPU: 1 PID: 26981 at fs/ext4/inode.c:3565 ext4_set_page_dirty+0x303/0x3f0 fs/ext4/inode.c:3565
Modules linked in:
CPU: 1 PID: 26981 Comm: syz-executor.1 Not tainted 5.17.0-rc8-syzkaller-00072-g97e9c8eb4bb1 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
RIP: 0010:ext4_set_page_dirty+0x303/0x3f0 fs/ext4/inode.c:3565
Code: ff e8 91 49 65 ff 48 83 eb 01 e9 d2 fd ff ff e8 83 49 65 ff 48 c7 c6 40 a3 c1 89 48 89 ef e8 f4 f5 98 ff 0f 0b e8 6d 49 65 ff <0f> 0b e9 72 ff ff ff e8 61 49 65 ff 4c 8b 65 08 31 ff 4c 89 e3 83
RSP: 0018:ffffc90001eafa00 EFLAGS: 00010246
RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90003627000
RDX: 0000000000040000 RSI: ffffffff821376c3 RDI: 0000000000000003
RBP: ffffea00013b7380 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff82137634 R11: 0000000000000000 R12: ffffea00013b7388
R13: 0000000000000000 R14: ffffea00013b7380 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88802ca00000(0063) knlGS:00000000f589bb40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 0000000032d3f000 CR3: 0000000058c52000 CR4: 0000000000152ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 folio_mark_dirty+0xc4/0x1c0 mm/page-writeback.c:2643
 set_page_dirty_lock+0xa2/0xe0 mm/page-writeback.c:2668
 unpin_user_pages_dirty_lock+0x3f7/0x550 mm/gup.c:365
 process_vm_rw_single_vec mm/process_vm_access.c:126 [inline]
 process_vm_rw_core.constprop.0+0x7bb/0x990 mm/process_vm_access.c:215
 process_vm_rw+0x29c/0x300 mm/process_vm_access.c:283
 __do_sys_process_vm_writev mm/process_vm_access.c:303 [inline]
 __se_sys_process_vm_writev mm/process_vm_access.c:298 [inline]
 __ia32_sys_process_vm_writev+0xdc/0x1b0 mm/process_vm_access.c:298
 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
 __do_fast_syscall_32+0x65/0xf0 arch/x86/entry/common.c:178
 do_fast_syscall_32+0x2f/0x70 arch/x86/entry/common.c:203
 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c
RIP: 0023:0xf6ec2549
Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00
RSP: 002b:00000000f589b5cc EFLAGS: 00000296 ORIG_RAX: 000000000000015c
RAX: ffffffffffffffda RBX: 000000000000154a RCX: 0000000020c22000
RDX: 0000000000000070 RSI: 0000000020c22fa0 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
----------------
Code disassembly (best guess):
   0:	03 74 c0 01          	add    0x1(%rax,%rax,8),%esi
   4:	10 05 03 74 b8 01    	adc    %al,0x1b87403(%rip)        # 0x1b8740d
   a:	10 06                	adc    %al,(%rsi)
   c:	03 74 b4 01          	add    0x1(%rsp,%rsi,4),%esi
  10:	10 07                	adc    %al,(%rdi)
  12:	03 74 b0 01          	add    0x1(%rax,%rsi,4),%esi
  16:	10 08                	adc    %cl,(%rax)
  18:	03 74 d8 01          	add    0x1(%rax,%rbx,8),%esi
  1c:	00 00                	add    %al,(%rax)
  1e:	00 00                	add    %al,(%rax)
  20:	00 51 52             	add    %dl,0x52(%rcx)
  23:	55                   	push   %rbp
  24:	89 e5                	mov    %esp,%ebp
  26:	0f 34                	sysenter
  28:	cd 80                	int    $0x80
* 2a:	5d                   	pop    %rbp <-- trapping instruction
  2b:	5a                   	pop    %rdx
  2c:	59                   	pop    %rcx
  2d:	c3                   	retq
  2e:	90                   	nop
  2f:	90                   	nop
  30:	90                   	nop
  31:	90                   	nop
  32:	8d b4 26 00 00 00 00 	lea    0x0(%rsi,%riz,1),%esi
  39:	8d b4 26 00 00 00 00 	lea    0x0(%rsi,%riz,1),%esi