=====================================================
BUG: KMSAN: uninit-value in aoenet_rcv+0xb73/0xc00 drivers/block/aoe/aoenet.c:163
 aoenet_rcv+0xb73/0xc00 drivers/block/aoe/aoenet.c:163
 __netif_receive_skb_one_core net/core/dev.c:5485 [inline]
 __netif_receive_skb+0x1b3/0x5d0 net/core/dev.c:5599
 netif_receive_skb_internal+0x53/0x340 net/core/dev.c:5685
 netif_receive_skb+0x35/0x350 net/core/dev.c:5744
 tun_rx_batched+0x837/0x930
 tun_get_user+0x3b3b/0x4260 drivers/net/tun.c:1995
 tun_chr_write_iter+0x3ab/0x5d0 drivers/net/tun.c:2025
 call_write_iter include/linux/fs.h:2187 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x830/0x1570 fs/read_write.c:578
 ksys_write+0x21b/0x4e0 fs/read_write.c:631
 __do_sys_write fs/read_write.c:643 [inline]
 __se_sys_write fs/read_write.c:640 [inline]
 __ia32_sys_write+0x8d/0xd0 fs/read_write.c:640
 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
 __do_fast_syscall_32+0xa2/0x100 arch/x86/entry/common.c:178
 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203
 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:246
 entry_SYSENTER_compat_after_hwframe+0x70/0x82

Uninit was created at:
 __alloc_pages+0x9f1/0xe80 mm/page_alloc.c:5556
 alloc_pages+0xaae/0xd80 mm/mempolicy.c:2270
 skb_page_frag_refill+0x128/0x7b0 net/core/sock.c:2789
 tun_build_skb+0x170/0x1890 drivers/net/tun.c:1668
 tun_get_user+0xd8c/0x4260 drivers/net/tun.c:1808
 tun_chr_write_iter+0x3ab/0x5d0 drivers/net/tun.c:2025
 call_write_iter include/linux/fs.h:2187 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x830/0x1570 fs/read_write.c:578
 ksys_write+0x21b/0x4e0 fs/read_write.c:631
 __do_sys_write fs/read_write.c:643 [inline]
 __se_sys_write fs/read_write.c:640 [inline]
 __ia32_sys_write+0x8d/0xd0 fs/read_write.c:640
 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
 __do_fast_syscall_32+0xa2/0x100 arch/x86/entry/common.c:178
 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203
 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:246
 entry_SYSENTER_compat_after_hwframe+0x70/0x82

CPU: 0 PID: 16485 Comm: syz-executor.0 Not tainted 6.0.0-rc5-syzkaller-48540-g466a27efa4f0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022
=====================================================