[ 1.881605] ip (235) used greatest stack depth: 12832 bytes left
[ 9.324102] ------------[ cut here ]------------
[ 9.324166] kernel BUG at net/core/skbuff.c:3505!
[ 9.324225] invalid opcode: 0000 [#1] PREEMPT SMP NOPTI
[ 9.324278] CPU: 2 PID: 249 Comm: ip_defrag Not tainted 6.8.0-rc6-virtme #1
[ 9.324342] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 9.324430] RIP: 0010:__skb_checksum+0x303/0x310
[ 9.324479] Code: 89 5c 24 04 44 89 d9 44 89 ff 44 89 ea ff d0 0f 1f 00 44 8b 5c 24 04 41 89 c7 eb b6 ff d0 0f 1f 00 41 89 c1 e9 71 fd ff ff 90 <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90
[ 9.324633] RSP: 0018:ffffc07dc0114d90 EFLAGS: 00010206
[ 9.324684] RAX: 0000000000000311 RBX: 0000000000000008 RCX: ffffa0c84441c300
[ 9.324755] RDX: ffffa0c8424a26c0 RSI: 00000000000006c0 RDI: ffffa0c8424a2000
[ 9.324820] RBP: ffffc07dc0114de8 R08: ffffc07dc0114de8 R09: 00000000e70d0004
[ 9.324889] R10: 0000000000000008 R11: ffffa0c84441c3d4 R12: ffffa0c8423d8c00
[ 9.324953] R13: 0000000000000008 R14: 0000000000000000 R15: 00000000e70d0004
[ 9.325034] FS: 00007f0eac739740(0000) GS:ffffa0c87ed00000(0000) knlGS:0000000000000000
[ 9.325101] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.325165] CR2: 0000000000418000 CR3: 0000000001f06006 CR4: 0000000000770ef0
[ 9.325233] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.325299] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.325349] PKRU: 55555554
[ 9.325374] Call Trace:
[ 9.325401]
[ 9.325429] ? die+0x37/0x90
[ 9.325470] ? do_trap+0xe4/0x110
[ 9.325514] ? __skb_checksum+0x303/0x310
[ 9.325540] ? do_error_trap+0x65/0x80
[ 9.325578] ? __skb_checksum+0x303/0x310
[ 9.325623] ? exc_invalid_op+0x53/0x70
[ 9.325668] ? __skb_checksum+0x303/0x310
[ 9.325703] ? asm_exc_invalid_op+0x1a/0x20
[ 9.325738] ? __skb_checksum+0x303/0x310
[ 9.325775] __skb_checksum_complete+0x46/0x100
[ 9.325823] ? __pfx_csum_partial_ext+0x10/0x10
[ 9.325872] ? __pfx_csum_block_add_ext+0x10/0x10
[ 9.325912] icmpv6_rcv+0x1ae/0x500
[ 9.325958] ip6_protocol_deliver_rcu+0x3ba/0x490
[ 9.326020] ip6_input_finish+0x44/0x60
[ 9.326049] __netif_receive_skb_one_core+0x63/0xa0
[ 9.326088] process_backlog+0xa4/0x150
[ 9.326116] __napi_poll+0x29/0x1c0
[ 9.326148] net_rx_action+0x298/0x300
[ 9.326175] __do_softirq+0xc2/0x294
[ 9.326210] do_softirq+0x43/0x60
[ 9.326242]
[ 9.326263]
[ 9.326284] __local_bh_enable_ip+0x60/0x70
[ 9.326314] __dev_queue_xmit+0x331/0xcf0
[ 9.326343] ? kmalloc_reserve+0x61/0xf0
[ 9.326372] ip6_finish_output2+0x2f8/0x6b0
[ 9.326402] ? _copy_from_iter+0x9a/0x610
[ 9.326434] ip6_finish_output+0x1f8/0x320
[ 9.326464] rawv6_sendmsg+0x979/0x1130
[ 9.326494] ? sock_i_uid+0x3d/0x50
[ 9.326522] ? _copy_from_user+0x2d/0x70
[ 9.326550] ? sock_copy_user_timeval+0xe6/0x160
[ 9.326586] ? sock_set_timeout+0x2f/0x120
[ 9.326615] ? ip6_datagram_release_cb+0x25/0x80
[ 9.326652] ? __sys_sendto+0x1aa/0x1f0
[ 9.326680] __sys_sendto+0x1aa/0x1f0
[ 9.326710] ? do_sock_setsockopt+0x89/0x170
[ 9.326749] ? __sys_setsockopt+0x79/0xc0
[ 9.326778] __x64_sys_sendto+0x24/0x30
[ 9.326806] do_syscall_64+0xb0/0x1b0
[ 9.326836] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 9.326876] RIP: 0033:0x7f0eac88b85a
[ 9.326903] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89
[ 9.327016] RSP: 002b:00007ffc22f584e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 9.327067] RAX: ffffffffffffffda RBX: 00007ffc22f585d0 RCX: 00007f0eac88b85a
[ 9.327118] RDX: 0000000000000311 RSI: 00000000004077e0 RDI: 0000000000000005
[ 9.327169] RBP: 0000000000000005 R08: 00007ffc22f585d0 R09: 000000000000001c
[ 9.327214] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000001c
[ 9.327261] R13: 0000000000000311 R14: 0000000000000311 R15: 0000000000000002
[ 9.327307]
[ 9.327321] Modules linked in: nf_defrag_ipv6
[ 9.327366] ---[ end trace 0000000000000000 ]---
[ 9.327404] RIP: 0010:__skb_checksum+0x303/0x310
[ 9.327443] Code: 89 5c 24 04 44 89 d9 44 89 ff 44 89 ea ff d0 0f 1f 00 44 8b 5c 24 04 41 89 c7 eb b6 ff d0 0f 1f 00 41 89 c1 e9 71 fd ff ff 90 <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90
[ 9.327555] RSP: 0018:ffffc07dc0114d90 EFLAGS: 00010206
[ 9.327591] RAX: 0000000000000311 RBX: 0000000000000008 RCX: ffffa0c84441c300
[ 9.327641] RDX: ffffa0c8424a26c0 RSI: 00000000000006c0 RDI: ffffa0c8424a2000
[ 9.327693] RBP: ffffc07dc0114de8 R08: ffffc07dc0114de8 R09: 00000000e70d0004
[ 9.327736] R10: 0000000000000008 R11: ffffa0c84441c3d4 R12: ffffa0c8423d8c00
[ 9.327782] R13: 0000000000000008 R14: 0000000000000000 R15: 00000000e70d0004
[ 9.327830] FS: 00007f0eac739740(0000) GS:ffffa0c87ed00000(0000) knlGS:0000000000000000
[ 9.327882] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.327924] CR2: 0000000000418000 CR3: 0000000001f06006 CR4: 0000000000770ef0
[ 9.327970] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 9.328021] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 9.328070] PKRU: 55555554
[ 9.328085] Kernel panic - not syncing: Fatal exception in interrupt
[ 9.328197] Kernel Offset: 0x18000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 9.328263] ---[ end Kernel panic - not syncing: Fatal exception in interrupt ]---
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