------------[ cut here ]------------ WARNING: CPU: 0 PID: 4568 at fs/ext4/inode.c:3618 ext4_set_page_dirty+0x2aa/0x340 Modules linked in: CPU: 1 PID: 4568 Comm: syz-executor.0 Not tainted 5.15.178-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:ext4_set_page_dirty+0x2aa/0x340 fs/ext4/inode.c:3618 Code: 5d 41 5e 41 5f 5d e9 05 1f c7 ff e8 70 c0 61 ff 48 ff cb e9 c6 fd ff ff e8 63 c0 61 ff 49 ff cd e9 21 fe ff ff e8 56 c0 61 ff <0f> 0b eb cb e8 4d c0 61 ff 48 ff cb e9 93 fe ff ff e8 40 c0 61 ff RSP: 0018:ffffc90002f8fa98 EFLAGS: 00010293 RAX: ffffffff821ec53a RBX: 00fff00000000015 RCX: ffff88807ac8d940 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff821ec4ff R09: fffff9400039d309 R10: 0000000000000000 R11: dffffc0000000001 R12: 00fff00000000015 R13: dffffc0000000000 R14: ffffea0001ce9840 R15: ffffea0001ce9848 FS: 00007fdc1f4fe6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff0bed5c28 CR3: 0000000075a19000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: set_page_dirty_lock+0xbd/0xe0 mm/page-writeback.c:2656 unpin_user_pages_dirty_lock+0x2b4/0x4c0 mm/gup.c:365 process_vm_rw_single_vec mm/process_vm_access.c:126 [inline] process_vm_rw_core mm/process_vm_access.c:215 [inline] process_vm_rw+0x94a/0xcc0 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+0xdc/0xf0 mm/process_vm_access.c:298 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fdc2019d8d9 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:00007fdc1f4fe0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000137 RAX: ffffffffffffffda RBX: 00007fdc202bd050 RCX: 00007fdc2019d8d9 RDX: 0000000000000001 RSI: 0000000020c22000 RDI: 0000000000000008 RBP: 00007fdc201f9b20 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000020c22fa0 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007fdc202bd050 R15: 00007ffea9cbcf28