------------[ cut here ]------------ WARNING: CPU: 1 PID: 3607 at mm/page_alloc.c:5482 __alloc_pages+0x39e/0x510 mm/page_alloc.c:5482 Modules linked in: CPU: 0 PID: 3607 Comm: syz-executor857 Not tainted 5.19.0-rc4-next-20220628-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 RIP: 0010:__alloc_pages+0x39e/0x510 mm/page_alloc.c:5482 Code: ff ff 00 0f 84 33 fe ff ff 80 ce 01 e9 2b fe ff ff 83 fe 0a 0f 86 3e fd ff ff 80 3d 3a cf eb 0b 00 75 09 c6 05 31 cf eb 0b 01 <0f> 0b 45 31 f6 e9 8d fe ff ff 65 ff 05 61 2d 46 7e 48 c7 c0 40 9d RSP: 0018:ffffc9000307f8e8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff9200060ff1e RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000012 RDI: 0000000000000000 RBP: 0000000000060820 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000012 R13: 0000000000000000 R14: 0000000000000012 R15: 0000000000000000 FS: 0000555555d2a300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6d50bad150 CR3: 0000000075282000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __alloc_pages_node include/linux/gfp.h:583 [inline] alloc_pages_node include/linux/gfp.h:606 [inline] kmalloc_large_node+0x62/0x130 mm/slub.c:4438 __kmalloc_node_track_caller+0x37e/0x480 mm/slub.c:4941 kmalloc_reserve net/core/skbuff.c:366 [inline] pskb_expand_head+0xf26/0x1070 net/core/skbuff.c:1700 __skb_grow include/linux/skbuff.h:2981 [inline] tun_napi_alloc_frags drivers/net/tun.c:1462 [inline] tun_get_user+0x18b7/0x3a40 drivers/net/tun.c:1816 tun_chr_write_iter+0xdb/0x200 drivers/net/tun.c:2015 call_write_iter include/linux/fs.h:2188 [inline] new_sync_write+0x315/0x4d0 fs/read_write.c:504 vfs_write+0x7c0/0xac0 fs/read_write.c:591 ksys_write+0x127/0x250 fs/read_write.c:644 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x46/0xb0 RIP: 0033:0x7f6d50b353d9 Code: 28 c3 e8 4a 15 00 00 66 2e 0f 1f 84 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffec1e5b0f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f6d50b353d9 RDX: 000000002000fd85 RSI: 0000000020000040 RDI: 0000000000000003 RBP: 00007ffec1e5b110 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 00007ffec1e5b130 R14: 0000000000000003 R15: 0000000000000000