------------[ cut here ]------------
WARNING: CPU: 1 PID: 11898 at mm/page_alloc.c:4979 __alloc_pages_nodemask+0x44e/0x500 mm/page_alloc.c:5023
Modules linked in:
CPU: 1 PID: 11898 Comm: syz-executor.1 Not tainted 5.11.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__alloc_pages_nodemask+0x44e/0x500 mm/page_alloc.c:5023
Code: 00 48 ba 00 00 00 00 00 fc ff df e9 fb fd ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 06 fe ff ff e8 c7 53 09 00 e9 fc fd ff ff <0f> 0b e9 15 fe ff ff 44 89 ed a9 00 00 08 00 75 11 81 e5 7f ff ff
RSP: 0018:ffffc90001d9fc28 EFLAGS: 00010246
RAX: ffffc90001d9fc30 RBX: ffffc90001d9fc5c RCX: 0000000000000000
RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc90001d9fc58
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffc90001d9fc30
R10: fffff520003b3f8b R11: 0000000000000000 R12: 0000000020001b59
R13: 0000000000040cc0 R14: 1ffff920003b3f8b R15: 0000000000000012
FS:  00007f8a69788700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b31b24000 CR3: 0000000012c97000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 alloc_pages include/linux/gfp.h:547 [inline]
 kmalloc_order+0x40/0x130 mm/slab_common.c:837
 kmalloc_order_trace+0x15/0x70 mm/slab_common.c:853
 kmalloc_large include/linux/slab.h:481 [inline]
 __kmalloc_track_caller+0x246/0x330 mm/slub.c:4472
 memdup_user_nul+0x26/0xf0 mm/util.c:260
 smk_write_relabel_self+0xf4/0x450 security/smack/smackfs.c:2748
 vfs_write+0x220/0xab0 fs/read_write.c:603
 ksys_write+0x11b/0x220 fs/read_write.c:658
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x465d99
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8a69788188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465d99
RDX: 0000000020001b58 RSI: 0000000020001b40 RDI: 0000000000000004
RBP: 00000000004bcf27 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60
R13: 00007ffd6903d18f R14: 00007f8a69788300 R15: 0000000000022000