------------[ cut here ]------------ WARNING: CPU: 1 PID: 12953 at mm/page_alloc.c:5383 __alloc_pages+0x588/0x5f0 Modules linked in: CPU: 1 PID: 12953 Comm: syz-executor.5 Not tainted 5.18.0-rc2-syzkaller-00050-ga19944809fe9 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__alloc_pages+0x588/0x5f0 mm/page_alloc.c:5383 Code: 00 48 ba 00 00 00 00 00 fc ff df e9 5e fd ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 6d fd ff ff e8 bd 7e 0b 00 e9 63 fd ff ff <0f> 0b 45 31 e4 e9 7a fd ff ff 48 8d 4c 24 50 80 e1 07 80 c1 03 38 RSP: 0018:ffffc90002e6f480 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: 0000000000000013 RCX: 0000000000000000 RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc90002e6f508 RBP: ffffc90002e6f5a0 R08: dffffc0000000000 R09: ffffc90002e6f4e0 R10: fffff520005cdea1 R11: 1ffff920005cde9c R12: 0000000000060a20 R13: ffffc90002e6f4e0 R14: 1ffff920005cde98 R15: 1ffff920005cde94 FS: 00007f31a9c54700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555557040708 CR3: 000000007f837000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __alloc_pages_node include/linux/gfp.h:587 [inline] alloc_pages_node include/linux/gfp.h:610 [inline] kmalloc_large_node+0x7c/0x180 mm/slub.c:4428 __kmalloc_node_track_caller+0x2ee/0x3f0 mm/slub.c:4933 kmalloc_reserve net/core/skbuff.c:362 [inline] pskb_expand_head+0x2a6/0x1220 net/core/skbuff.c:1700 __skb_grow include/linux/skbuff.h:2987 [inline] tun_napi_alloc_frags+0x1af/0xb60 drivers/net/tun.c:1462 tun_get_user+0xa5a/0x2780 drivers/net/tun.c:1816 tun_chr_write_iter+0x10a/0x1e0 drivers/net/tun.c:2015 call_write_iter include/linux/fs.h:2050 [inline] aio_write+0x53f/0x760 fs/aio.c:1603 __io_submit_one+0x338/0x11a0 io_submit_one+0x464/0x7e0 fs/aio.c:2022 __do_sys_io_submit+0x18a/0x300 fs/aio.c:2081 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f31a8a890e9 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f31a9c54168 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 RAX: ffffffffffffffda RBX: 00007f31a8b9bf60 RCX: 00007f31a8a890e9 RDX: 0000000020001a40 RSI: 0000000000000001 RDI: 00007f31a9bb0000 RBP: 00007f31a9c541d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffe7455024f R14: 00007f31a9c54300 R15: 0000000000022000