------------[ cut here ]------------ WARNING: CPU: 0 PID: 21609 at fs/ext4/inode.c:3635 ext4_dirty_folio+0xf4/0x120 fs/ext4/inode.c:3635 Modules linked in: CPU: 0 PID: 21609 Comm: syz-executor.3 Not tainted 6.1.0-rc2-syzkaller-00078-g98555239e4c3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 RIP: 0010:ext4_dirty_folio+0xf4/0x120 fs/ext4/inode.c:3635 Code: 1b 31 ff 48 c1 eb 03 83 e3 01 89 de e8 b5 a6 61 ff 84 db 0f 85 72 ff ff ff e8 18 aa 61 ff 0f 0b e9 66 ff ff ff e8 0c aa 61 ff <0f> 0b eb 88 48 89 df e8 60 fa ad ff e9 3d ff ff ff e8 56 fa ad ff RSP: 0018:ffffc9000a7bfa48 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff88806950d7c0 RSI: ffffffff821af274 RDI: ffffea00018e3de8 RBP: ffffea00018e3dc0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff888067327330 R13: dffffc0000000000 R14: ffffea00018e3d00 R15: ffffea00018e3dc0 FS: 00007effdc5b1700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f10f517f1b8 CR3: 000000007e409000 CR4: 0000000000350ef0 Call Trace: folio_mark_dirty+0xc1/0x140 mm/page-writeback.c:2749 unpin_user_pages_dirty_lock mm/gup.c:343 [inline] unpin_user_pages_dirty_lock+0x410/0x4c0 mm/gup.c:306 process_vm_rw_single_vec mm/process_vm_access.c:126 [inline] process_vm_rw_core.constprop.0+0x5e3/0x980 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] __x64_sys_process_vm_writev+0xdf/0x1b0 mm/process_vm_access.c:298 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7effdb88b5a9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007effdc5b1168 EFLAGS: 00000246 ORIG_RAX: 0000000000000137 RAX: ffffffffffffffda RBX: 00007effdb9abf80 RCX: 00007effdb88b5a9 RDX: 0000000000000070 RSI: 0000000020c22000 RDI: 0000000000002013 RBP: 00007effdb8e67b0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000020c22fa0 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffde5d3f44f R14: 00007effdc5b1300 R15: 0000000000022000