general protection fault, probably for non-canonical address 0xdffffc0000000019: 0000 [#1] PREEMPT SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x00000000000000c8-0x00000000000000cf]
CPU: 1 PID: 6882 Comm: syz-executor.1 Not tainted 6.1.0-rc5-next-20221118 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:xfrm_policy_lookup_bytype.constprop.0.cold+0x21/0x5d
Code: a5 68 f2 ff e9 98 00 5f ff e8 ed f9 0b fd 48 8b 44 24 10 48 8d b8 cc 00 00 00 b8 ff ff 37 00 48 89 fa 48 c1 e0 2a 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 20 48
RSP: 0018:ffff88806cf09678 EFLAGS: 00010213
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000100
RDX: 0000000000000019 RSI: ffffffff843cef83 RDI: 00000000000000cc
RBP: 0000000000000001 R08: 0000000000000007 R09: fffffffffffff000
R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
FS: 00007fd15d052700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c822000 CR3: 000000001a7d4000 CR4: 0000000000350ee0
Call Trace:
__xfrm_policy_check+0xdd7/0x2190
tcp_v6_rcv+0x1e76/0x3550
ip6_protocol_deliver_rcu+0x175/0x1870
ip6_input_finish+0x150/0x2c0
ip6_input+0xa0/0xe0
ipv6_rcv+0x159/0x520
__netif_receive_skb_one_core+0x12e/0x1f0
__netif_receive_skb+0x1f/0x1c0
process_backlog+0x38a/0x7a0
__napi_poll+0xb9/0x690
net_rx_action+0x9b4/0xd10
__do_softirq+0x1c7/0x8f9
do_softirq.part.0+0xd1/0x120
__local_bh_enable_ip+0x10a/0x130
ip6_finish_output2+0xb75/0x1af0
__ip6_finish_output+0x68c/0xff0
ip6_output+0x1e9/0x540
ip6_xmit+0x107e/0x1d20
inet6_csk_xmit+0x396/0x6b0
__tcp_transmit_skb+0x1986/0x3520
tcp_xmit_probe_skb+0x28c/0x330
tcp_send_window_probe+0x134/0x180
do_tcp_setsockopt+0x2287/0x2610
tcp_setsockopt+0xe6/0x110
__sys_setsockopt+0x184/0x320
__x64_sys_setsockopt+0xbe/0x160
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7fd15fadcb19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fd15d052188 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007fd15fbeff60 RCX: 00007fd15fadcb19
RDX: 0000000000000013 RSI: 0000000000000006 RDI: 0000000000000005
RBP: 00007fd15fb36f6d R08: 0000000000000004 R09: 0000000000000000
R10: 0000000020000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc11a4ec5f R14: 00007fd15d052300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:xfrm_policy_lookup_bytype.constprop.0.cold+0x21/0x5d
Code: a5 68 f2 ff e9 98 00 5f ff e8 ed f9 0b fd 48 8b 44 24 10 48 8d b8 cc 00 00 00 b8 ff ff 37 00 48 89 fa 48 c1 e0 2a 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 20 48
RSP: 0018:ffff88806cf09678 EFLAGS: 00010213
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000100
RDX: 0000000000000019 RSI: ffffffff843cef83 RDI: 00000000000000cc
RBP: 0000000000000001 R08: 0000000000000007 R09: fffffffffffff000
R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
FS: 00007fd15d052700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c822000 CR3: 000000001a7d4000 CR4: 0000000000350ee0
----------------
Code disassembly (best guess):
0: a5 movsl %ds:(%rsi),%es:(%rdi)
1: 68 f2 ff e9 98 pushq $0xffffffff98e9fff2
6: 00 5f ff add %bl,-0x1(%rdi)
9: e8 ed f9 0b fd callq 0xfd0bf9fb
e: 48 8b 44 24 10 mov 0x10(%rsp),%rax
13: 48 8d b8 cc 00 00 00 lea 0xcc(%rax),%rdi
1a: b8 ff ff 37 00 mov $0x37ffff,%eax
1f: 48 89 fa mov %rdi,%rdx
22: 48 c1 e0 2a shl $0x2a,%rax
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx <-- trapping instruction
2e: 48 89 f8 mov %rdi,%rax
31: 83 e0 07 and $0x7,%eax
34: 83 c0 03 add $0x3,%eax
37: 38 d0 cmp %dl,%al
39: 7c 04 jl 0x3f
3b: 84 d2 test %dl,%dl
3d: 75 20 jne 0x5f
3f: 48 rex.W