node 0: slabs: 3477, objs: 41724, free: 0 node 1: slabs: 2381, objs: 28572, free: 0 ------------[ cut here ]------------ HSR: Could not send supervision frame WARNING: CPU: 1 PID: 19 at net/hsr/hsr_device.c:293 send_hsr_supervision_frame+0x66d/0x8d0 net/hsr/hsr_device.c:293 Modules linked in: CPU: 1 PID: 19 Comm: ksoftirqd/1 Not tainted 5.16.0-rc2-next-20211125-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:send_hsr_supervision_frame+0x66d/0x8d0 net/hsr/hsr_device.c:293 Code: 1d 99 d0 7e 04 31 ff 89 de e8 5f f9 79 f8 84 db 75 b6 e8 76 f5 79 f8 48 c7 c7 e0 c3 d7 8a c6 05 79 d0 7e 04 01 e8 29 e1 0c 00 <0f> 0b eb 9a e8 5a f5 79 f8 41 be 3c 00 00 00 ba 01 00 00 00 4c 89 RSP: 0000:ffffc90000d97b48 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff8880119457c0 RSI: ffffffff815f3208 RDI: fffff520001b2f5b RBP: ffff88803e646c80 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff815ecfae R11: 0000000000000000 R12: ffff88807f21c600 R13: 0000000000000000 R14: ffff88807f21c618 R15: 0000000000000017 FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000040bac0 CR3: 000000007bc45000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: hsr_announce+0x109/0x330 net/hsr/hsr_device.c:382 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1421 expire_timers kernel/time/timer.c:1466 [inline] __run_timers.part.0+0x675/0xa20 kernel/time/timer.c:1734 __run_timers kernel/time/timer.c:1715 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1747 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 run_ksoftirqd kernel/softirq.c:921 [inline] run_ksoftirqd+0x2d/0x60 kernel/softirq.c:913 smpboot_thread_fn+0x645/0x9c0 kernel/smpboot.c:164 kthread+0x405/0x4f0 kernel/kthread.c:345 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295