------------[ cut here ]------------
WARNING: CPU: 2 PID: 7144 at mm/page_alloc.c:5159 __alloc_frozen_pages_noprof+0x309/0x2470 mm/page_alloc.c:5159
Modules linked in:
CPU: 2 UID: 0 PID: 7144 Comm: syz.1.431 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:__alloc_frozen_pages_noprof+0x309/0x2470 mm/page_alloc.c:5159
Code: f0 5b 5d 41 5c 41 5d 41 5e 41 5f e9 d1 97 49 09 83 fe 0a 0f 86 0c fe ff ff 80 3d de 2e 54 0e 00 75 0b c6 05 d5 2e 54 0e 01 90 <0f> 0b 90 45 31 f6 eb 81 4d 85 f6 74 22 44 89 fa 89 ee 4c 89 f7 e8
RSP: 0018:ffffc900074879d8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 000000000000000b RDI: 0000000000040cc0
RBP: 000000000000000b R08: 0000000000000005 R09: 0000000000000009
R10: 000000000000000b R11: 0000000000000001 R12: 0000000000040cc0
R13: 1ffff92000e90f51 R14: ffffffff9ab26464 R15: 000000000000000b
FS:  0000000000000000(0000) GS:ffff888097a10000(0063) knlGS:00000000f54d6b40
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 000000000c3c3004 CR3: 00000000504df000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 alloc_pages_mpol+0x1fb/0x550 mm/mempolicy.c:2416
 ___kmalloc_large_node+0xed/0x160 mm/slub.c:5583
 __kmalloc_large_node_noprof+0x1c/0x70 mm/slub.c:5614
 __do_kmalloc_node mm/slub.c:5630 [inline]
 __kmalloc_noprof.cold+0xc/0x62 mm/slub.c:5654
 kmalloc_noprof include/linux/slab.h:961 [inline]
 raw_alloc_io_data drivers/usb/gadget/legacy/raw_gadget.c:673 [inline]
 raw_alloc_io_data+0x12c/0x1a0 drivers/usb/gadget/legacy/raw_gadget.c:659
 raw_ioctl_ep0_read drivers/usb/gadget/legacy/raw_gadget.c:776 [inline]
 raw_ioctl+0x1397/0x2c30 drivers/usb/gadget/legacy/raw_gadget.c:1313
 __do_compat_sys_ioctl fs/ioctl.c:695 [inline]
 __se_compat_sys_ioctl fs/ioctl.c:638 [inline]
 __ia32_compat_sys_ioctl+0x242/0x370 fs/ioctl.c:638
 do_syscall_32_irqs_on arch/x86/entry/syscall_32.c:83 [inline]
 __do_fast_syscall_32+0x7c/0x300 arch/x86/entry/syscall_32.c:306
 do_fast_syscall_32+0x32/0x80 arch/x86/entry/syscall_32.c:331
 entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf7fe6579
Code: b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00
RSP: 002b:00000000f54d655c EFLAGS: 00000296 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00000000c0085504
RDX: 0000000080000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
----------------
Code disassembly (best guess), 2 bytes skipped:
   0:	10 06                	adc    %al,(%rsi)
   2:	03 74 b4 01          	add    0x1(%rsp,%rsi,4),%esi
   6:	10 07                	adc    %al,(%rdi)
   8:	03 74 b0 01          	add    0x1(%rax,%rsi,4),%esi
   c:	10 08                	adc    %cl,(%rax)
   e:	03 74 d8 01          	add    0x1(%rax,%rbx,8),%esi
  1e:	00 51 52             	add    %dl,0x52(%rcx)
  21:	55                   	push   %rbp
  22:	89 e5                	mov    %esp,%ebp
  24:	0f 34                	sysenter
  26:	cd 80                	int    $0x80
* 28:	5d                   	pop    %rbp <-- trapping instruction
  29:	5a                   	pop    %rdx
  2a:	59                   	pop    %rcx
  2b:	c3                   	ret
  2c:	90                   	nop
  2d:	90                   	nop
  2e:	90                   	nop
  2f:	90                   	nop
  30:	8d b4 26 00 00 00 00 	lea    0x0(%rsi,%riz,1),%esi
  37:	8d b4 26 00 00 00 00 	lea    0x0(%rsi,%riz,1),%esi