[v6.1] WARNING in geneve_xmit

Hello,

syzbot found the following issue on:

HEAD commit: b67dc5c9ade9 Linux 6.1.118
git tree: linux-6.1.y
console output: https://syzkaller.appspot.com/x/log.txt?x=132776c0580000
kernel config: https://syzkaller.appspot.com/x/.config?x=574f3f177f1573fa
dashboard link: https://syzkaller.appspot.com/bug?extid=969575e304cd35dbd8e7
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
userspace arch: arm64

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/7bb54d7e4cde/disk-b67dc5c9.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/884b8b3180c7/vmlinux-b67dc5c9.xz
kernel image: https://storage.googleapis.com/syzbot-assets/476257459caa/Image-b67dc5c9.gz.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: [email protected]

------------[ cut here ]------------
WARNING: CPU: 0 PID: 6148 at include/linux/skbuff.h:2883 skb_mac_header include/linux/skbuff.h:2883 [inline]
WARNING: CPU: 0 PID: 6148 at include/linux/skbuff.h:2883 eth_hdr include/linux/if_ether.h:24 [inline]
WARNING: CPU: 0 PID: 6148 at include/linux/skbuff.h:2883 geneve_xmit_skb drivers/net/geneve.c:993 [inline]
WARNING: CPU: 0 PID: 6148 at include/linux/skbuff.h:2883 geneve_xmit+0x2afc/0x3284 drivers/net/geneve.c:1124
Modules linked in:
CPU: 0 PID: 6148 Comm: syz.1.718 Not tainted 6.1.118-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : skb_mac_header include/linux/skbuff.h:2883 [inline]
pc : eth_hdr include/linux/if_ether.h:24 [inline]
pc : geneve_xmit_skb drivers/net/geneve.c:993 [inline]
pc : geneve_xmit+0x2afc/0x3284 drivers/net/geneve.c:1124
lr : skb_mac_header include/linux/skbuff.h:2883 [inline]
lr : eth_hdr include/linux/if_ether.h:24 [inline]
lr : geneve_xmit_skb drivers/net/geneve.c:993 [inline]
lr : geneve_xmit+0x2afc/0x3284 drivers/net/geneve.c:1124
sp : ffff8000270a71e0
x29: ffff8000270a7460 x28: ffff0000db18ace8 x27: ffff0000d64898c0
x26: ffff700004e14e5c x25: ffff0000db18a000 x24: 0000000000000000
x23: dfff800000000000 x22: 000000000000ffff x21: ffff0000d648997a
x20: 000000000000ffff x19: 1fffe0001ac9132f x18: ffff8000270a7520
x17: 0000000000000000 x16: ffff8000084f280c x15: 0000000000000002
x14: 0000000000000002 x13: ffff0000c8b90000 x12: 0000000000080000
x11: 0000000000000985 x10: ffff80002220b000 x9 : ffff80000cc5653c
x8 : 0000000000000986 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000000
x2 : 0000000000000032 x1 : 000000000000ffff x0 : 000000000000ffff
Call trace:
skb_mac_header include/linux/skbuff.h:2883 [inline]
eth_hdr include/linux/if_ether.h:24 [inline]
geneve_xmit_skb drivers/net/geneve.c:993 [inline]
geneve_xmit+0x2afc/0x3284 drivers/net/geneve.c:1124
__netdev_start_xmit include/linux/netdevice.h:4866 [inline]
netdev_start_xmit include/linux/netdevice.h:4880 [inline]
__dev_direct_xmit+0x498/0x888 net/core/dev.c:4357
dev_direct_xmit include/linux/netdevice.h:3034 [inline]
packet_direct_xmit+0x15c/0x2d0 net/packet/af_packet.c:282
packet_snd net/packet/af_packet.c:3142 [inline]
packet_sendmsg+0x36f0/0x4cd8 net/packet/af_packet.c:3173
sock_sendmsg_nosec net/socket.c:718 [inline]
__sock_sendmsg net/socket.c:730 [inline]
____sys_sendmsg+0x55c/0x848 net/socket.c:2519
___sys_sendmsg net/socket.c:2573 [inline]
__sys_sendmsg+0x26c/0x33c net/socket.c:2602
__do_sys_sendmsg net/socket.c:2611 [inline]
__se_sys_sendmsg net/socket.c:2609 [inline]
__arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609
__invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52
el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140
do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204
el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637
el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
irq event stamp: 245
hardirqs last enabled at (244): [<ffff8000081c0ce8>] __local_bh_enable_ip+0x230/0x470 kernel/softirq.c:401
hardirqs last disabled at (245): [<ffff8000122919a4>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last enabled at (222): [<ffff800008030310>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (234): [<ffff800010573420>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---


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Auto-closing this bug as obsolete.
Crashes did not happen for a while, no reproducer and no activity.