syzbot

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WARNING: mm/page_alloc.c:5186 at __alloc_frozen_pages_noprof+0x2c8/0x370 mm/page_alloc.c:5186, CPU#0: syz.0.17/5983
Modules linked in:
CPU: 0 UID: 0 PID: 5983 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:__alloc_frozen_pages_noprof+0x2c8/0x370 mm/page_alloc.c:5186
Code: 74 10 4c 89 e7 89 54 24 0c e8 24 d9 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a5 fe ff ff e9 a6 fe ff ff c6 05 7c 17 8f 0d 01 90 <0f> 0b 90 e9 18 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24
RSP: 0018:ffffc90003467920 EFLAGS: 00010246
RAX: ffffc90003467900 RBX: 0000000000000013 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90003467988
RBP: ffffc90003467a18 R08: ffffc90003467987 R09: 0000000000000000
R10: ffffc90003467960 R11: fffff5200068cf31 R12: 0000000000000000
R13: 1ffff9200068cf28 R14: 0000000000040cc0 R15: dffffc0000000000
FS:  0000555576900500(0000) GS:ffff888125a78000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000000100a CR3: 0000000078b10000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2486
 ___kmalloc_large_node+0x5f/0x1b0 mm/slub.c:5595
 __kmalloc_large_node_noprof+0x18/0x90 mm/slub.c:5626
 __do_kmalloc_node mm/slub.c:5642 [inline]
 __kmalloc_noprof+0x4c9/0x800 mm/slub.c:5666
 kmalloc_noprof include/linux/slab.h:961 [inline]
 raw_alloc_io_data drivers/usb/gadget/legacy/raw_gadget.c:673 [inline]
 raw_ioctl_ep_read drivers/usb/gadget/legacy/raw_gadget.c:1162 [inline]
 raw_ioctl+0x18cb/0x4050 drivers/usb/gadget/legacy/raw_gadget.c:1325
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efcc398f6c9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc2b19fcb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007efcc3be5fa0 RCX: 00007efcc398f6c9
RDX: 0000200000000500 RSI: 00000000c0085508 RDI: 0000000000000003
RBP: 00007efcc3a11f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007efcc3be5fa0 R14: 00007efcc3be5fa0 R15: 0000000000000003
 </TASK>