skb frag:     00000030: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
skb frag:     00000040: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
skb frag:     00000050: 00 00 00 00 00 00 00 00 00 00 00 00
------------[ cut here ]------------
WARNING: CPU: 0 PID: 14985 at net/core/dev.c:3294 skb_checksum_help+0x16c/0x20c net/core/dev.c:3294
offset (3353) >= skb_headlen() (116)
Modules linked in:
Kernel panic - not syncing: kernel: panic_on_warn set ...
CPU: 0 PID: 14985 Comm: syz-executor.0 Not tainted 6.7.0-rc2-syzkaller #0
Hardware name: ARM-Versatile Express
Backtrace: 
[<81833120>] (dump_backtrace) from [<8183321c>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256)
 r7:00000000 r6:82622d84 r5:60000093 r4:81fc0a38
[<81833204>] (show_stack) from [<81850a58>] (__dump_stack lib/dump_stack.c:88 [inline])
[<81833204>] (show_stack) from [<81850a58>] (dump_stack_lvl+0x48/0x54 lib/dump_stack.c:106)
[<81850a10>] (dump_stack_lvl) from [<81850a7c>] (dump_stack+0x18/0x1c lib/dump_stack.c:113)
 r5:00000000 r4:82857d14
[<81850a64>] (dump_stack) from [<81833cc4>] (panic+0x120/0x378 kernel/panic.c:344)
[<81833ba4>] (panic) from [<80243790>] (check_panic_on_warn kernel/panic.c:237 [inline])
[<81833ba4>] (panic) from [<80243790>] (print_tainted+0x0/0xa0 kernel/panic.c:232)
 r3:8260c484 r2:00000001 r1:81fa9410 r0:81fb0ff0
 r7:8137f0dc
[<8024371c>] (check_panic_on_warn) from [<80243984>] (__warn+0x7c/0x180 kernel/panic.c:677)
[<80243908>] (__warn) from [<80243c70>] (warn_slowpath_fmt+0x1e8/0x1f4 kernel/panic.c:710)
 r8:00000009 r7:82159658 r6:dfc098c4 r5:8793c800 r4:00000000
[<80243a8c>] (warn_slowpath_fmt) from [<8137f0dc>] (skb_checksum_help+0x16c/0x20c net/core/dev.c:3294)
 r10:0000002f r9:87b4c300 r8:00000000 r7:00000d19 r6:815122c0 r5:827e7c5a
 r4:87e010c0
[<8137ef70>] (skb_checksum_help) from [<8151329c>] (ip_do_fragment+0x414/0x6f0 net/ipv4/ip_output.c:777)
 r7:00000000 r6:815122c0 r5:848d8000 r4:87e010c0
[<81512e88>] (ip_do_fragment) from [<815135d4>] (ip_fragment.constprop.0+0x5c/0x104 net/ipv4/ip_output.c:584)
 r10:0000002f r9:00000000 r8:87e01a80 r7:000005dc r6:00000000 r5:848d8000
 r4:87e010c0
[<81513578>] (ip_fragment.constprop.0) from [<815137c0>] (ip_finish_output_gso net/ipv4/ip_output.c:286 [inline])
[<81513578>] (ip_fragment.constprop.0) from [<815137c0>] (__ip_finish_output net/ipv4/ip_output.c:308 [inline])
[<81513578>] (ip_fragment.constprop.0) from [<815137c0>] (__ip_finish_output+0x144/0x180 net/ipv4/ip_output.c:295)
 r5:848d8000 r4:00000000
[<8151367c>] (__ip_finish_output) from [<81513828>] (ip_finish_output+0x2c/0xe0 net/ipv4/ip_output.c:323)
 r9:00000002 r8:848d8000 r7:00000000 r6:848d8000 r5:87e01300 r4:00000000
[<815137fc>] (ip_finish_output) from [<815152f0>] (NF_HOOK_COND include/linux/netfilter.h:303 [inline])
[<815137fc>] (ip_finish_output) from [<815152f0>] (ip_mc_output+0x78/0x294 net/ipv4/ip_output.c:420)
 r7:00000000 r6:848d8000 r5:00000001 r4:87e01300
[<81515278>] (ip_mc_output) from [<81514bc4>] (dst_output include/net/dst.h:451 [inline])
[<81515278>] (ip_mc_output) from [<81514bc4>] (ip_local_out+0x40/0x44 net/ipv4/ip_output.c:129)
 r9:00000002 r8:848d8000 r7:00000000 r6:00000000 r5:848d8000 r4:87e01300
[<81514b84>] (ip_local_out) from [<8157e9a8>] (iptunnel_xmit+0x140/0x290 net/ipv4/ip_tunnel_core.c:82)
 r7:00000000 r6:87b4c300 r5:84890800 r4:87e01300
[<8157e868>] (iptunnel_xmit) from [<815886e4>] (ip_tunnel_xmit+0x5b0/0xb14 net/ipv4/ip_tunnel.c:831)
 r10:87b4c300 r9:00000024 r8:0000000f r7:00000002 r6:00000024 r5:84890800
 r4:87e01300
[<81588134>] (ip_tunnel_xmit) from [<81599030>] (__gre_xmit+0x140/0x234 net/ipv4/ip_gre.c:469)
 r10:00000004 r9:00000000 r8:00000008 r7:83dee048 r6:84890800 r5:87e01300
 r4:00000000
[<81598ef0>] (__gre_xmit) from [<81599420>] (ipgre_xmit+0x17c/0x220 net/ipv4/ip_gre.c:662)
 r10:00000000 r9:849db200 r8:00000000 r7:8793c800 r6:83dee048 r5:84890800
 r4:87e01300
[<815992a4>] (ipgre_xmit) from [<8137ff08>] (__netdev_start_xmit include/linux/netdevice.h:4918 [inline])
[<815992a4>] (ipgre_xmit) from [<8137ff08>] (netdev_start_xmit include/linux/netdevice.h:4932 [inline])
[<815992a4>] (ipgre_xmit) from [<8137ff08>] (xmit_one net/core/dev.c:3545 [inline])
[<815992a4>] (ipgre_xmit) from [<8137ff08>] (dev_hard_start_xmit+0xe8/0x2ac net/core/dev.c:3561)
 r7:8793c800 r6:84890800 r5:81c43854 r4:87e01300
[<8137fe20>] (dev_hard_start_xmit) from [<813803e4>] (__dev_queue_xmit+0x1d4/0xe44 net/core/dev.c:4346)
 r10:00000000 r9:00000000 r8:dfc09c60 r7:84890800 r6:849db200 r5:824b32c8
 r4:87e01300
[<81380210>] (__dev_queue_xmit) from [<816855c4>] (dev_queue_xmit include/linux/netdevice.h:3112 [inline])
[<81380210>] (__dev_queue_xmit) from [<816855c4>] (packet_xmit net/packet/af_packet.c:276 [inline])
[<81380210>] (__dev_queue_xmit) from [<816855c4>] (packet_xmit+0x9c/0x100 net/packet/af_packet.c:273)
 r10:83deff00 r9:dfc09f38 r8:87e01300 r7:9b1db000 r6:9b1db000 r5:832ae780
 r4:87e01300
[<81685528>] (packet_xmit) from [<81689808>] (packet_snd net/packet/af_packet.c:3087 [inline])
[<81685528>] (packet_xmit) from [<81689808>] (packet_sendmsg+0xed0/0x14d0 net/packet/af_packet.c:3119)
 r7:9b1db000 r6:9b1db000 r5:832ae780 r4:0000dd04
[<81688938>] (packet_sendmsg) from [<8134f71c>] (sock_sendmsg_nosec net/socket.c:730 [inline])
[<81688938>] (packet_sendmsg) from [<8134f71c>] (__sock_sendmsg+0x44/0x78 net/socket.c:745)
 r10:00000000 r9:dfc09dd4 r8:dfc09dd4 r7:00000000 r6:832ae780 r5:dfc09f38
 r4:00000000
[<8134f6d8>] (__sock_sendmsg) from [<813505c4>] (____sys_sendmsg+0x22c/0x2a8 net/socket.c:2584)
 r7:00000000 r6:00000000 r5:832ae780 r4:dfc09f38
[<81350398>] (____sys_sendmsg) from [<81352340>] (___sys_sendmsg+0x9c/0xd0 net/socket.c:2638)
 r10:dfc09e34 r9:20002ac0 r8:00000000 r7:00000000 r6:832ae780 r5:dfc09f38
 r4:00000000
[<813522a4>] (___sys_sendmsg) from [<8135283c>] (__sys_sendmsg net/socket.c:2667 [inline])
[<813522a4>] (___sys_sendmsg) from [<8135283c>] (__do_sys_sendmsg net/socket.c:2676 [inline])
[<813522a4>] (___sys_sendmsg) from [<8135283c>] (sys_sendmsg+0x78/0xbc net/socket.c:2674)
 r10:00000128 r9:8793c800 r8:80200288 r7:00000000 r6:20002ac0 r5:832ae780
 r4:00000000
[<813527c4>] (sys_sendmsg) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:66)
Exception stack(0xdfc09fa8 to 0xdfc09ff0)
9fa0:                   00000000 00000000 00000003 20002ac0 00000000 00000000
9fc0: 00000000 00000000 0014c2c0 00000128 7eaf732e 7eaf732f 003d0f00 76b4c0fc
9fe0: 76b4bf08 76b4bef8 00016680 000509d0
 r7:00000128 r6:0014c2c0 r5:00000000 r4:00000000
Rebooting in 86400 seconds..