------------[ cut here ]------------
1
WARNING: mm/page_alloc.c:5280 at __alloc_frozen_pages_noprof+0x2ce/0x380 mm/page_alloc.c:5280, CPU#0: syz.0.0/5317
Modules linked in:
CPU: 0 UID: 0 PID: 5317 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:__alloc_frozen_pages_noprof+0x2ce/0x380 mm/page_alloc.c:5280
Code: 74 10 4c 89 e7 89 54 24 0c e8 ee 28 0e 00 8b 54 24 0c 49 83 3c 24 00 0f 85 ab fe ff ff e9 ac fe ff ff c6 05 b4 77 f5 0d 01 90 <0f> 0b 90 e9 17 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24
RSP: 0018:ffffc90005987880 EFLAGS: 00010246
RAX: ffffc90005987800 RBX: 0000000000000015 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc900059878e8
RBP: ffffc90005987970 R08: ffffc900059878e7 R09: 0000000000000000
R10: ffffc900059878c0 R11: fffff52000b30f1d R12: 0000000000000000
R13: 1ffff92000b30f14 R14: 0000000000040cc0 R15: dffffc0000000000
FS:  00007ff717a156c0(0000) GS:ffff88808c821000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff7179d2fe8 CR3: 0000000012adb000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 alloc_pages_mpol+0x212/0x380 mm/mempolicy.c:2490
 ___kmalloc_large_node+0x4c/0x120 mm/slub.c:5302
 __kmalloc_large_node_noprof+0x18/0x90 mm/slub.c:5333
 __do_kmalloc_node mm/slub.c:5350 [inline]
 __kmalloc_noprof+0x405/0x720 mm/slub.c:5387
 _kmalloc_noprof include/linux/slab.h:973 [inline]
 _kmalloc_array_noprof include/linux/slab.h:1189 [inline]
 drm_syncobj_array_find+0x3a/0x440 drivers/gpu/drm/drm_syncobj.c:1274
 drm_syncobj_query_ioctl+0x1c3/0xae0 drivers/gpu/drm/drm_syncobj.c:1672
 drm_ioctl_kernel+0x2df/0x3b0 drivers/gpu/drm/drm_ioctl.c:805
 drm_ioctl+0x70e/0xba0 drivers/gpu/drm/drm_ioctl.c:902
 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+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff716b9ce59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff717a14fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007ff716e15fa0 RCX: 00007ff716b9ce59
RDX: 0000200000000180 RSI: 00000000c01864cb RDI: 0000000000000005
RBP: 00007ff716c32e6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff716e16038 R14: 00007ff716e15fa0 R15: 00007ffec1c36178
 </TASK>