HSR: Could not send supervision frame
WARNING: CPU: 1 PID: 0 at net/hsr/hsr_device.c:299 send_hsr_supervision_frame+0x889/0xb40 net/hsr/hsr_device.c:299
Modules linked in:
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.11.0-rc3-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014
RIP: 0010:send_hsr_supervision_frame+0x889/0xb40 net/hsr/hsr_device.c:299
Code: 04 31 ff 89 de e8 67 4b c5 f8 84 db 0f 85 8b fd ff ff e8 da 44 c5 f8 48 c7 c7 e0 63 6d 8a c6 05 0f da 41 04 01 e8 9b 09 0b 00 <0f> 0b e9 6c fd ff ff e8 bb 44 c5 f8 41 be 42 00 00 00 ba 01 00 00
RSP: 0018:ffffc900004e8c68 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff8880108b8000 RSI: ffffffff815b6b15 RDI: fffff5200009d17f
RBP: 00000000000088fb R08: 0000000000000000 R09: 0000000000000001
R10: ffffffff815afcee R11: 0000000000000000 R12: ffff88805b9de800
R13: 0000000000000000 R14: ffff888076ebeca8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88802cb00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000f5491bf0 CR3: 000000006f9dd000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 hsr_announce+0x122/0x320 net/hsr/hsr_device.c:404
 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1417
 expire_timers kernel/time/timer.c:1462 [inline]
 __run_timers.part.0+0x67c/0xa50 kernel/time/timer.c:1731
 __run_timers kernel/time/timer.c:1712 [inline]
 run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1744
 __do_softirq+0x2bc/0xa29 kernel/softirq.c:343
 asm_call_irq_on_stack+0xf/0x20
 </IRQ>
 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline]
 run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline]
 do_softirq_own_stack+0xaa/0xd0 arch/x86/kernel/irq_64.c:77
 invoke_softirq kernel/softirq.c:226 [inline]
 __irq_exit_rcu kernel/softirq.c:420 [inline]
 irq_exit_rcu+0x134/0x200 kernel/softirq.c:432
 sysvec_apic_timer_interrupt+0x4d/0x100 arch/x86/kernel/apic/apic.c:1096
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:628
RIP: 0010:default_idle+0xe/0x10 arch/x86/kernel/process.c:689
Code: ff ff ff 4c 89 e7 e8 51 d5 b9 f8 eb 93 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 e9 07 00 00 00 0f 00 2d 04 35 4a 00 fb f4 <c3> cc 41 55 41 54 55 48 89 fd 53 e8 b2 15 77 f8 e8 ad b6 fd ff 48
RSP: 0018:ffffc9000041fdf8 EFLAGS: 00000202
RAX: 00000000000f03c1 RBX: ffff8880108b8000 RCX: ffffffff88f962f0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffffed1002117000 R08: 0000000000000001 R09: ffff88802cb35bab
R10: ffffed1005966b75 R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000000001 R14: ffffffff8d0379c8 R15: 0000000000000000
 default_idle_call+0x87/0xd0 kernel/sched/idle.c:112
 cpuidle_idle_call kernel/sched/idle.c:194 [inline]
 do_idle+0x3fa/0x590 kernel/sched/idle.c:299
 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:396
 start_secondary+0x274/0x350 arch/x86/kernel/smpboot.c:271
 secondary_startup_64_no_verify+0xb0/0xbb