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: 790 Comm: kworker/0:2 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
Workqueue: mld mld_ifc_work
RIP: 0010:add_grec+0x764/0x1670
Code: 41 01 41 89 c7 31 ff 89 c6 e8 a8 e5 93 f7 45 85 ff 0f 84 b0 00 00 00 e8 5a e1 93 f7 eb 05 e8 53 e1 93 f7 49 89 ee 49 c1 ee 03 <43> 80 3c 26 00 74 08 48 89 ef e8 4d f5 f5 f7 48 8b 45 00 48 89 84
RSP: 0018:ffffc90004f478f8 EFLAGS: 00010206
RAX: ffffffff8a2c4ae6 RBX: ffff8880394b1200 RCX: ffff8880206e8000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00000000ffff0000 R08: ffff8880206e8000 R09: 0000000000000002
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 0000000000000005 R14: 000000001fffe000 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8880b8626000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000008 CR3: 0000000027cda000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 mld_ifc_work+0x671/0xde0
 process_scheduled_works+0xae1/0x17b0
 worker_thread+0x8a0/0xda0
 kthread+0x711/0x8a0
 ret_from_fork+0x3fc/0x770
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:add_grec+0x764/0x1670
Code: 41 01 41 89 c7 31 ff 89 c6 e8 a8 e5 93 f7 45 85 ff 0f 84 b0 00 00 00 e8 5a e1 93 f7 eb 05 e8 53 e1 93 f7 49 89 ee 49 c1 ee 03 <43> 80 3c 26 00 74 08 48 89 ef e8 4d f5 f5 f7 48 8b 45 00 48 89 84
RSP: 0018:ffffc90004f478f8 EFLAGS: 00010206
RAX: ffffffff8a2c4ae6 RBX: ffff8880394b1200 RCX: ffff8880206e8000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 00000000ffff0000 R08: ffff8880206e8000 R09: 0000000000000002
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 0000000000000005 R14: 000000001fffe000 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8880b8626000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c3d8f0a CR3: 000000010f85c000 CR4: 00000000000006f0
