Oops: general protection fault, probably for non-canonical address 0xdffffc001fffe000: 0000 [#1] SMP KASAN PTI
KASAN: probably user-memory-access in range [0x00000000ffff0000-0x00000000ffff0007]
CPU: 0 UID: 0 PID: 24024 Comm: syz.2.5431 Not tainted 6.16.0-rc5-syzkaller-00212-g9f735b6f8a77-dirty #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:ip6_mc_clear_src+0x119/0x4e0
Code: ff ff ff e8 a9 f2 41 01 89 c5 31 ff 89 c6 e8 4e c7 94 f7 85 ed 74 45 e8 05 c3 94 f7 eb 05 e8 fe c2 94 f7 4c 89 e0 48 c1 e8 03 <42> 80 3c 28 00 74 08 4c 89 e7 e8 f8 d6 f6 f7 49 8b 2c 24 49 8d 7c
RSP: 0018:ffffc90006eee878 EFLAGS: 00010206
RAX: 000000001fffe000 RBX: 1ffff1100742cc82 RCX: 0000000000080000
RDX: ffffc900081e9000 RSI: 0000000000054219 RDI: 000000000005421a
RBP: 0000000000000001 R08: ffffffff8fa1d5f7 R09: 1ffffffff1f43abe
R10: dffffc0000000000 R11: fffffbfff1f43abf R12: 00000000ffff0000
R13: dffffc0000000000 R14: 0000000000000538 R15: ffff88803a166410
FS:  00007ffa9acb26c0(0000) GS:ffff8880b8626000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000001140 CR3: 000000010f87a000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 __ipv6_dev_mc_dec+0x30d/0x390
 br_multicast_leave_snoopers+0x15a/0x1c0
 br_dev_stop+0x8a/0x180
 __dev_close_many+0x364/0x6f0
 __dev_change_flags+0x2c7/0x6d0
 netif_change_flags+0x88/0x1a0
 do_setlink+0xc55/0x41c0
 rtnl_newlink+0x149f/0x1c70
 rtnetlink_rcv_msg+0x7cf/0xb70
 netlink_rcv_skb+0x208/0x470
 netlink_unicast+0x75c/0x8e0
 netlink_sendmsg+0x805/0xb30
 __sock_sendmsg+0x21c/0x270
 ____sys_sendmsg+0x505/0x830
 ___sys_sendmsg+0x21f/0x2a0
 __x64_sys_sendmsg+0x19b/0x260
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ffa99d8e9a9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffa9acb2038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007ffa99fb6080 RCX: 00007ffa99d8e9a9
RDX: 0000000000000000 RSI: 0000200000000040 RDI: 0000000000000009
RBP: 00007ffa99e10d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007ffa99fb6080 R15: 00007ffe3616e5e8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ip6_mc_clear_src+0x119/0x4e0
Code: ff ff ff e8 a9 f2 41 01 89 c5 31 ff 89 c6 e8 4e c7 94 f7 85 ed 74 45 e8 05 c3 94 f7 eb 05 e8 fe c2 94 f7 4c 89 e0 48 c1 e8 03 <42> 80 3c 28 00 74 08 4c 89 e7 e8 f8 d6 f6 f7 49 8b 2c 24 49 8d 7c
RSP: 0018:ffffc90006eee878 EFLAGS: 00010206
RAX: 000000001fffe000 RBX: 1ffff1100742cc82 RCX: 0000000000080000
RDX: ffffc900081e9000 RSI: 0000000000054219 RDI: 000000000005421a
RBP: 0000000000000001 R08: ffffffff8fa1d5f7 R09: 1ffffffff1f43abe
R10: dffffc0000000000 R11: fffffbfff1f43abf R12: 00000000ffff0000
R13: dffffc0000000000 R14: 0000000000000538 R15: ffff88803a166410
FS:  00007ffa9acb26c0(0000) GS:ffff8880b8626000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c3a5c92 CR3: 000000010f87a000 CR4: 00000000000006f0
