------------[ cut here ]------------ WARNING: CPU: 1 PID: 5483 at fs/ext4/inode.c:3512 ext4_dirty_folio+0x15a/0x310 fs/ext4/inode.c:3512 Modules linked in: CPU: 1 PID: 5483 Comm: syz-executor.0 Not tainted 6.8.0-rc4-syzkaller-g8d3dea210042 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 RIP: 0010:ext4_dirty_folio+0x15a/0x310 fs/ext4/inode.c:3512 Code: 83 3b 00 74 1f e8 f6 64 41 ff 48 8b 3c 24 4c 89 fe 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d e9 3c 8d c2 ff e8 d7 64 41 ff 90 <0f> 0b 90 eb db e8 cc 64 41 ff 90 0f 0b 90 eb ab e8 c1 64 41 ff 4c RSP: 0018:ffffc90004c97aa0 EFLAGS: 00010293 RAX: ffffffff82520669 RBX: ffffea0001e09828 RCX: ffff88802a089dc0 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 1ffffd40003c1300 R08: ffffffff825205aa R09: 1ffffd40003c1300 R10: dffffc0000000000 R11: fffff940003c1301 R12: dffffc0000000000 R13: ffffea0001e09808 R14: 0000000000000001 R15: ffffea0001e09800 FS: 00007fa6c07ff6c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002034afa4 CR3: 000000006e6ae000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: unpin_user_pages_dirty_lock+0x2ed/0x540 mm/gup.c:395 process_vm_rw_single_vec mm/process_vm_access.c:127 [inline] process_vm_rw_core mm/process_vm_access.c:216 [inline] process_vm_rw+0x934/0xcf0 mm/process_vm_access.c:284 __do_sys_process_vm_writev mm/process_vm_access.c:304 [inline] __se_sys_process_vm_writev mm/process_vm_access.c:299 [inline] __x64_sys_process_vm_writev+0xe0/0x100 mm/process_vm_access.c:299 do_syscall_64+0xf9/0x240 entry_SYSCALL_64_after_hwframe+0x6f/0x77 RIP: 0033:0x7fa6c0c7cda9 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:00007fa6c07ff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000137 RAX: ffffffffffffffda RBX: 00007fa6c0dabf80 RCX: 00007fa6c0c7cda9 RDX: 0000000000000070 RSI: 0000000020c22000 RDI: 0000000000000004 RBP: 00007fa6c0cc947a R08: 0000000000000001 R09: 0000000000000000 R10: 0000000020c22fa0 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fa6c0dabf80 R15: 00007ffce0ce00a8