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: 1 PID: 0 Comm: swapper/1 Not tainted 5.3.0-rc3+ #96
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:rose_send_frame+0x1a8/0x280 net/rose/rose_link.c:101
Code: c1 ea 03 80 3c 02 00 0f 85 8d 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 63 20 49 8d bc 24 50 03 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 7e 49 8b 94 24 50 03 00 00 e9 b8 fe ff ff e8 20 17
RSP: 0018:ffff8880ae909ad8 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: ffff8882161c7800 RCX: ffffffff866a70db
RDX: 000000000000006a RSI: ffffffff866a720c RDI: 0000000000000350
RBP: ffff8880ae909b08 R08: ffff8880a98d6340 R09: ffffed10136e8085
R10: ffffed10136e8084 R11: ffff88809b740423 R12: 0000000000000000
R13: 0000000000000078 R14: 0000000000000005 R15: ffff8880935a1480
FS:  0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000190 CR3: 000000009ce87000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 rose_transmit_clear_request+0x1de/0x2a0 net/rose/rose_link.c:255
 rose_rx_call_request+0x4ec/0x19d4 net/rose/af_rose.c:998
 rose_loopback_timer+0x164/0x480 net/rose/rose_loopback.c:100
 call_timer_fn+0x1ac/0x780 kernel/time/timer.c:1322
 expire_timers kernel/time/timer.c:1366 [inline]
 __run_timers kernel/time/timer.c:1685 [inline]
 __run_timers kernel/time/timer.c:1653 [inline]
 run_timer_softirq+0x697/0x17a0 kernel/time/timer.c:1698
 __do_softirq+0x262/0x98c kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:373 [inline]
 irq_exit+0x19b/0x1e0 kernel/softirq.c:413
 exiting_irq arch/x86/include/asm/apic.h:537 [inline]
 smp_apic_timer_interrupt+0x1a3/0x610 arch/x86/kernel/apic/apic.c:1095
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:830
 </IRQ>
RIP: 0010:native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:61
Code: e8 0c 6f fa eb 8a 90 90 90 90 90 90 e9 07 00 00 00 0f 00 2d c4 93 4a 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d b4 93 4a 00 fb f4 <c3> 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 e8 be c2 22 fa e8 b9
RSP: 0018:ffff8880a98e7d68 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 1ffffffff11a5e65 RBX: ffff8880a98d6340 RCX: 1ffffffff134b4a6
RDX: dffffc0000000000 RSI: ffffffff817805de RDI: ffffffff873d8a6c
RBP: ffff8880a98e7d98 R08: ffff8880a98d6340 R09: ffffed101531ac69
R10: ffffed101531ac68 R11: ffff8880a98d6347 R12: dffffc0000000000
R13: ffffffff89a57338 R14: 0000000000000000 R15: 0000000000000001
 arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:571
 default_idle_call+0x84/0xb0 kernel/sched/idle.c:94
 cpuidle_idle_call kernel/sched/idle.c:154 [inline]
 do_idle+0x413/0x760 kernel/sched/idle.c:263
 cpu_startup_entry+0x1b/0x20 kernel/sched/idle.c:354
 start_secondary+0x315/0x430 arch/x86/kernel/smpboot.c:264
 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:241
Modules linked in:
---[ end trace 13debe243c3db09b ]---
RIP: 0010:rose_send_frame+0x1a8/0x280 net/rose/rose_link.c:101
Code: c1 ea 03 80 3c 02 00 0f 85 8d 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 63 20 49 8d bc 24 50 03 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 7e 49 8b 94 24 50 03 00 00 e9 b8 fe ff ff e8 20 17
RSP: 0018:ffff8880ae909ad8 EFLAGS: 00010206
RAX: dffffc0000000000 RBX: ffff8882161c7800 RCX: ffffffff866a70db
RDX: 000000000000006a RSI: ffffffff866a720c RDI: 0000000000000350
RBP: ffff8880ae909b08 R08: ffff8880a98d6340 R09: ffffed10136e8085
R10: ffffed10136e8084 R11: ffff88809b740423 R12: 0000000000000000
R13: 0000000000000078 R14: 0000000000000005 R15: ffff8880935a1480
FS:  0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000190 CR3: 000000009ce87000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400