------------[ cut here ]------------ WARNING: mm/slub.c:6752 at free_large_kmalloc+0x15c/0x1f0 mm/slub.c:6752, CPU#0: syz-executor/5826 Modules linked in: CPU: 0 UID: 0 PID: 5826 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:free_large_kmalloc+0x15c/0x1f0 mm/slub.c:6752 Code: 44 89 f6 e8 16 d1 fc ff 65 48 8b 05 8e e2 57 10 48 3b 44 24 08 75 57 48 83 c4 10 5b 41 5c 41 5e 41 5f 5d c3 cc cc cc cc cc 90 <0f> 0b 90 65 48 8b 05 69 e2 57 10 48 3b 44 24 08 75 32 48 89 df 48 RSP: 0018:ffffc900042bfc88 EFLAGS: 00010206 RAX: 00000000ff000000 RBX: ffffea00003894c0 RCX: ffffea00003894c8 RDX: 0000000000000000 RSI: ffffffff8e253e80 RDI: ffffea00003894c0 RBP: 1ffff1100f948d43 R08: ffffffff8f7d6677 R09: 1ffffffff1efacce R10: dffffc0000000000 R11: fffffbfff1efaccf R12: 1ffff1100f948d36 R13: dffffc0000000000 R14: ffff88807ca469b0 R15: ffff888020799148 FS: 000055555b05f500(0000) GS:ffff888125ee9000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555567dc8808 CR3: 0000000079744000 CR4: 00000000003526f0 Call Trace: ntfs_put_super+0x15b/0x1b0 fs/ntfs3/super.c:708 generic_shutdown_super+0x135/0x2c0 fs/super.c:642 kill_block_super+0x44/0x90 fs/super.c:1722 ntfs3_kill_sb+0x44/0x1b0 fs/ntfs3/super.c:1847 deactivate_locked_super+0xbc/0x130 fs/super.c:473 cleanup_mnt+0x425/0x4c0 fs/namespace.c:1327 task_work_run+0x1d4/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xe9/0x130 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline] do_syscall_64+0x2bd/0xfa0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f663fb902f7 Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffee97425a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 00007f663fc11d7d RCX: 00007f663fb902f7 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffee9742660 RBP: 00007ffee9742660 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffee97436f0 R13: 00007f663fc11d7d R14: 000000000002e188 R15: 00007ffee9743730