kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.2.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:send_hsr_supervision_frame+0x30/0xf60 net/hsr/hsr_device.c:255 Code: 89 e5 41 57 41 56 41 55 49 89 fd 41 54 41 89 d4 48 89 c2 53 48 c1 ea 03 48 83 ec 50 48 89 45 d0 48 b8 00 00 00 00 00 fc ff df <80> 3c 02 00 89 75 c8 0f 85 83 0c 00 00 48 b8 00 00 00 00 00 fc ff RSP: 0018:ffff8880ae809c68 EFLAGS: 00010282 RAX: dffffc0000000000 RBX: ffff88807716cb40 RCX: 1ffff1100ee056f4 RDX: 0000000000000002 RSI: 0000000000000017 RDI: 0000000000000000 RBP: ffff8880ae809ce0 R08: 0000000000000000 R09: 0000000000000000 R10: fffffbfff12cff1f R11: ffffffff8887a040 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff86ffb360 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffff600400 CR3: 0000000084623000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: hsr_announce+0xd9/0x2b0 net/hsr/hsr_device.c:339 call_timer_fn+0x169/0x570 kernel/time/timer.c:1322 expire_timers kernel/time/timer.c:1366 [inline] __run_timers kernel/time/timer.c:1685 [inline] run_timer_softirq+0xd85/0x13c0 kernel/time/timer.c:1698 __do_softirq+0x262/0x9a8 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x19a/0x1d0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:537 [inline] smp_apic_timer_interrupt+0x1a6/0x5f0 arch/x86/kernel/apic/apic.c:1095 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:828 RIP: 0010:native_safe_halt+0x12/0x20 arch/x86/include/asm/irqflags.h:61 Code: fe ff ff 48 89 df e8 fd af 8e fa eb 9c 90 90 90 90 90 90 90 90 90 90 90 55 48 89 e5 e9 07 00 00 00 0f 00 2d 90 cb 5c 00 fb f4 <5d> c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 e9 07 00 00 RSP: 0018:ffffffff88807cd8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: dffffc0000000000 RBX: ffffffff8887a040 RCX: ffffffff870a9fdd RDX: 1ffffffff1124f5d RSI: 0000000000000008 RDI: ffffffff88927ae8 RBP: ffffffff88807cd8 R08: fffffbfff110f409 R09: fffffbfff110f409 R10: fffffbfff110f408 R11: ffffffff8887a047 R12: 0000000000000000 R13: 0000000000000000 R14: ffffffff88927ad8 R15: 0000000000000000 arch_safe_halt arch/x86/include/asm/paravirt.h:156 [inline] default_idle+0x51/0x340 arch/x86/kernel/process.c:580 arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:571 default_idle_call+0x87/0xa0 kernel/sched/idle.c:94 cpuidle_idle_call kernel/sched/idle.c:154 [inline] do_idle+0x488/0x750 kernel/sched/idle.c:263 cpu_startup_entry+0x18/0x20 kernel/sched/idle.c:354 rest_init+0x1a4/0x279 init/main.c:451 arch_call_rest_init+0x9/0xc start_kernel+0x68b/0x6c6 init/main.c:761 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:472 x86_64_start_kernel+0x76/0x79 arch/x86/kernel/head64.c:453 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:243 Modules linked in: ---[ end trace 05506cd8635d0e6d ]--- RIP: 0010:send_hsr_supervision_frame+0x30/0xf60 net/hsr/hsr_device.c:255 Code: 89 e5 41 57 41 56 41 55 49 89 fd 41 54 41 89 d4 48 89 c2 53 48 c1 ea 03 48 83 ec 50 48 89 45 d0 48 b8 00 00 00 00 00 fc ff df <80> 3c 02 00 89 75 c8 0f 85 83 0c 00 00 48 b8 00 00 00 00 00 fc ff RSP: 0018:ffff8880ae809c68 EFLAGS: 00010282 RAX: dffffc0000000000 RBX: ffff88807716cb40 RCX: 1ffff1100ee056f4 RDX: 0000000000000002 RSI: 0000000000000017 RDI: 0000000000000000 RBP: ffff8880ae809ce0 R08: 0000000000000000 R09: 0000000000000000 R10: fffffbfff12cff1f R11: ffffffff8887a040 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff86ffb360 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffff600400 CR3: 0000000084623000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400