batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! Oops: general protection fault, probably for non-canonical address 0xe05fbc38000005ba: 0000 [#1] PREEMPT SMP KASAN NOPTI KASAN: maybe wild-memory-access in range [0x02fe01c000002dd0-0x02fe01c000002dd7] CPU: 0 UID: 0 PID: 8996 Comm: syz-executor Not tainted 6.11.0-rc6-00026-g88fac17500f4-dirty #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 04/01/2014 RIP: 0010:__hlist_del data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/include/linux/list.h:990 [inline] RIP: 0010:hlist_del data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/include/linux/list.h:1002 [inline] RIP: 0010:__alloc_object data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/lib/debugobjects.c:214 [inline] RIP: 0010:alloc_object data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/lib/debugobjects.c:227 [inline] RIP: 0010:lookup_object_or_alloc.part.0+0x127/0xa30 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/lib/debugobjects.c:588 Code: ea 03 80 3c 02 00 0f 85 59 08 00 00 48 85 db 49 89 5d 00 74 23 48 8d 7b 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 27 08 00 00 4c 89 6b 08 48 b8 00 01 00 00 00 00 RSP: 0018:ffffc900051dee48 EFLAGS: 00010013 RAX: dffffc0000000000 RBX: 02fe01c000002dcc RCX: 0000000000000000 RDX: 005fc038000005ba RSI: 0000000000000001 RDI: 02fe01c000002dd4 RBP: ffff88802c63a790 R08: 0000000000000000 R09: 0000000000000212 R10: dffffc0000000000 R11: 0000000000000001 R12: ffff888055c305e8 R13: ffff88802c63a790 R14: ffffffff948042b8 R15: ffff88804a156c40 FS: 0000555594d8a500(0000) GS:ffff88802c600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055645644d8c8 CR3: 000000000065a000 CR4: 0000000000350ef0 Call Trace: <TASK> lookup_object_or_alloc data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/lib/debugobjects.c:568 [inline] __debug_object_init+0x1ac/0x450 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/lib/debugobjects.c:634 debug_timer_init data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/kernel/time/timer.c:831 [inline] debug_init data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/kernel/time/timer.c:879 [inline] init_timer_key+0x32/0x300 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/kernel/time/timer.c:923 ____ip_mc_inc_group+0x450/0xcc0 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/ipv4/igmp.c:1466 __ip_mc_inc_group data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/ipv4/igmp.c:1487 [inline] ip_mc_inc_group data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/ipv4/igmp.c:1493 [inline] ip_mc_up+0x150/0x3a0 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/ipv4/igmp.c:1792 inetdev_event+0xb51/0x1b20 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/ipv4/devinet.c:1608 notifier_call_chain+0xbd/0x420 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/kernel/notifier.c:93 call_netdevice_notifiers_info+0xba/0x130 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/core/dev.c:1994 call_netdevice_notifiers_extack data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/core/dev.c:2032 [inline] call_netdevice_notifiers data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/core/dev.c:2046 [inline] __dev_notify_flags+0x129/0x2e0 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/core/dev.c:8877 dev_change_flags+0x105/0x160 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/core/dev.c:8915 do_setlink+0x94b/0x3d10 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/core/rtnetlink.c:2900 __rtnl_newlink+0xdc6/0x18b0 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/core/rtnetlink.c:3696 rtnl_newlink+0x64/0xa0 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/core/rtnetlink.c:3743 rtnetlink_rcv_msg+0x3c8/0xfb0 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/core/rtnetlink.c:6647 netlink_rcv_skb+0x164/0x420 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/netlink/af_netlink.c:2550 netlink_unicast_kernel data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/netlink/af_netlink.c:1331 [inline] netlink_unicast+0x543/0x800 data/ghui/docker_data/linux_kernel/upstream/linux_v6.11/net/netlink/af_netlink.c:1357 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 03 80 3c 02 00 0f add 0xf00023c(%rax),%eax 6: 85 59 08 test %ebx,0x8(%rcx) 9: 00 00 add %al,(%rax) b: 48 85 db test %rbx,%rbx e: 49 89 5d 00 mov %rbx,0x0(%r13) 12: 74 23 je 0x37 14: 48 8d 7b 08 lea 0x8(%rbx),%rdi 18: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 1f: fc ff df 22: 48 89 fa mov %rdi,%rdx 25: 48 c1 ea 03 shr $0x3,%rdx * 29: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction 2d: 0f 85 27 08 00 00 jne 0x85a 33: 4c 89 6b 08 mov %r13,0x8(%rbx) 37: 48 rex.W 38: b8 00 01 00 00 mov $0x100,%eax