bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
------------[ cut here ]------------
ODEBUG: free active (active state 0) object: ffff88801b69f090 object type: timer_list hint: rose_t0timer_expiry+0x0/0x350 net/rose/rose_link.c:-1
WARNING: lib/debugobjects.c:615 at debug_print_object lib/debugobjects.c:612 [inline], CPU#0: kworker/u8:5/194
WARNING: lib/debugobjects.c:615 at __debug_check_no_obj_freed lib/debugobjects.c:1099 [inline], CPU#0: kworker/u8:5/194
WARNING: lib/debugobjects.c:615 at debug_check_no_obj_freed+0x405/0x550 lib/debugobjects.c:1129, CPU#0: kworker/u8:5/194
Modules linked in:
CPU: 0 UID: 0 PID: 194 Comm: kworker/u8:5 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/13/2026
Workqueue: wg-kex-wg0 wg_packet_handshake_send_worker
RIP: 0010:debug_print_object lib/debugobjects.c:612 [inline]
RIP: 0010:__debug_check_no_obj_freed lib/debugobjects.c:1099 [inline]
RIP: 0010:debug_check_no_obj_freed+0x44a/0x550 lib/debugobjects.c:1129
Code: 89 44 24 20 e8 27 1f 87 fd 48 8b 44 24 20 4c 8b 4d 00 4c 89 ef 48 c7 c6 c0 3e e7 8b 48 c7 c2 40 44 e7 8b 8b 0c 24 4d 89 f8 50 <67> 48 0f b9 3a 48 83 c4 08 4c 8b 6c 24 18 48 b9 00 00 00 00 00 fc
RSP: 0018:ffffc90000007b90 EFLAGS: 00010246
RAX: ffffffff8a66b320 RBX: ffffffff9a025378 RCX: 0000000000000000
RDX: ffffffff8be74440 RSI: ffffffff8be73ec0 RDI: ffffffff8fd93ff0
RBP: ffffffff8b8f3e40 R08: ffff88801b69f090 R09: ffffffff8b8f5160
R10: dffffc0000000000 R11: ffffffff81af7940 R12: ffff88801b69f200
R13: ffffffff8fd93ff0 R14: ffff88801b69f000 R15: ffff88801b69f090
FS: 0000000000000000(0000) GS:ffff888125924000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f725a800218 CR3: 0000000062200000 CR4: 00000000003526f0
Call Trace:
slab_free_hook mm/slub.c:2471 [inline]
slab_free mm/slub.c:6674 [inline]
kfree+0x139/0x650 mm/slub.c:6882
rose_neigh_put include/net/rose.h:166 [inline]
rose_timer_expiry+0x4cb/0x600 net/rose/rose_timer.c:183
call_timer_fn+0x192/0x5a0 kernel/time/timer.c:1748
expire_timers kernel/time/timer.c:1799 [inline]
__run_timers kernel/time/timer.c:2373 [inline]
__run_timer_base+0x652/0x8b0 kernel/time/timer.c:2385
run_timer_base kernel/time/timer.c:2394 [inline]
run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2404
handle_softirqs+0x22a/0x7c0 kernel/softirq.c:622
do_softirq+0x76/0xd0 kernel/softirq.c:523
__local_bh_enable_ip+0xf8/0x130 kernel/softirq.c:450
blake2s_compress+0xf9/0x1eb0 lib/crypto/x86/blake2s.h:42
blake2s_final+0x116/0x270 lib/crypto/blake2s.c:142
hmac+0x2de/0x3b0 drivers/net/wireguard/noise.c:333
kdf+0xff/0x2b0 drivers/net/wireguard/noise.c:360
mix_precomputed_dh drivers/net/wireguard/noise.c:426 [inline]
wg_noise_handshake_create_initiation+0x473/0x830 drivers/net/wireguard/noise.c:560
wg_packet_send_handshake_initiation drivers/net/wireguard/send.c:34 [inline]
wg_packet_handshake_send_worker+0x18d/0x350 drivers/net/wireguard/send.c:51
process_one_work kernel/workqueue.c:3257 [inline]
process_scheduled_works+0xaec/0x17a0 kernel/workqueue.c:3340
worker_thread+0x89f/0xd90 kernel/workqueue.c:3421
kthread+0x726/0x8b0 kernel/kthread.c:463
ret_from_fork+0x51b/0xa40 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
----------------
Code disassembly (best guess):
0: 89 44 24 20 mov %eax,0x20(%rsp)
4: e8 27 1f 87 fd call 0xfd871f30
9: 48 8b 44 24 20 mov 0x20(%rsp),%rax
e: 4c 8b 4d 00 mov 0x0(%rbp),%r9
12: 4c 89 ef mov %r13,%rdi
15: 48 c7 c6 c0 3e e7 8b mov $0xffffffff8be73ec0,%rsi
1c: 48 c7 c2 40 44 e7 8b mov $0xffffffff8be74440,%rdx
23: 8b 0c 24 mov (%rsp),%ecx
26: 4d 89 f8 mov %r15,%r8
29: 50 push %rax
* 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction
2f: 48 83 c4 08 add $0x8,%rsp
33: 4c 8b 6c 24 18 mov 0x18(%rsp),%r13
38: 48 rex.W
39: b9 00 00 00 00 mov $0x0,%ecx
3e: 00 fc add %bh,%ah