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+ #67 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 e0 ae RSP: 0018:ffff8880ae809ad8 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: ffff88809bdefac0 RCX: ffffffff8665d47b RDX: 000000000000006a RSI: ffffffff8665d5ac RDI: 0000000000000350 RBP: ffff8880ae809b08 R08: ffffffff88c7a1c0 R09: ffffed10148e0175 R10: ffffed10148e0174 R11: ffff8880a4700ba3 R12: 0000000000000000 R13: 0000000000000078 R14: 0000000000000005 R15: ffff888091e6f900 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000190 CR3: 000000008fe74000 CR4: 00000000001406f0 Call Trace: 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:828 RIP: 0010:native_safe_halt+0xe/0x10 /./arch/x86/include/asm/irqflags.h:61 Code: 68 96 73 fa eb 8a 90 90 90 90 90 90 e9 07 00 00 00 0f 00 2d e4 26 4f 00 f4 c3 66 90 e9 07 00 00 00 0f 00 2d d4 26 4f 00 fb f4 90 55 48 89 e5 41 57 41 56 41 55 41 54 53 e8 be 57 27 fa e8 79 RSP: 0018:ffffffff88c07ce8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: 1ffffffff11a5e05 RBX: ffffffff88c7a1c0 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000006 RDI: ffffffff88c7aa4c RBP: ffffffff88c07d18 R08: ffffffff88c7a1c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: ffffffff89a4f7b8 R14: 0000000000000000 R15: 0000000000000000 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 rest_init+0x245/0x37b /init/main.c:451 arch_call_rest_init+0xe/0x1b start_kernel+0x912/0x951 /init/main.c:785 x86_64_start_reservations+0x29/0x2b /arch/x86/kernel/head64.c:472 x86_64_start_kernel+0x77/0x7b /arch/x86/kernel/head64.c:453 secondary_startup_64+0xa4/0xb0 /arch/x86/kernel/head_64.S:243 Modules linked in: ---[ end trace df86163284d718ee ]--- 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 e0 ae RSP: 0018:ffff8880ae809ad8 EFLAGS: 00010206 RAX: dffffc0000000000 RBX: ffff88809bdefac0 RCX: ffffffff8665d47b RDX: 000000000000006a RSI: ffffffff8665d5ac RDI: 0000000000000350 RBP: ffff8880ae809b08 R08: ffffffff88c7a1c0 R09: ffffed10148e0175 R10: ffffed10148e0174 R11: ffff8880a4700ba3 R12: 0000000000000000 R13: 0000000000000078 R14: 0000000000000005 R15: ffff888091e6f900 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000190 CR3: 000000008fe74000 CR4: 00000000001406f0