------------[ cut here ]------------ kasan: CONFIG_KASAN_INLINE enabled do_IRQ(): syz-executor7 has overflown the kernel stack (cur:ffff88019b6a8000,sp:ffff88019b65f998,irq stk top-bottom:ffff8801dae00080-ffff8801dae08000,exception stk top-bottom:fffffe0000007080-fffffe0000011000,ip:bpf_tcp_close+0xcce/0x1050) kasan: GPF could be caused by NULL-ptr deref or user memory access WARNING: CPU: 0 PID: 10537 at arch/x86/kernel/irq_64.c:63 stack_overflow_check arch/x86/kernel/irq_64.c:60 [inline] WARNING: CPU: 0 PID: 10537 at arch/x86/kernel/irq_64.c:63 handle_irq+0x1fb/0x2e7 arch/x86/kernel/irq_64.c:72 general protection fault: 0000 [#1] SMP KASAN Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.18.0-rc3+ #45 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:rb_next+0xd7/0x140 lib/rbtree.c:541 Code: 49 89 dc 4c 89 eb 48 83 e3 fc 48 89 d8 75 c8 48 83 c4 08 5b 41 5c 41 5d 41 5e 5d c3 48 89 d0 48 8d 78 10 48 89 fa 48 c1 ea 03 <80> 3c 1a 00 75 1a 48 8b 50 10 48 85 d2 75 e3 48 83 c4 08 5b 41 5c RSP: 0018:ffff8801daf07ab8 EFLAGS: 00010007 RAX: 00000000000cc1ff RBX: dffffc0000000000 RCX: ffffffff87905411 RDX: 0000000000019841 RSI: ffffffff879054a0 RDI: 00000000000cc20f RBP: ffff8801daf07ae0 R08: ffff8801d9ae8380 R09: fffffbfff156b141 R10: fffffbfff156b141 R11: ffffffff8ab58a0b R12: ffff8801a25cfce0 R13: ffff88019f7d7ce1 R14: dffffc0000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe0e077d80 CR3: 000000019f7a9000 CR4: 00000000001406e0 DR0: 00000000200001c0 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: timerqueue_del+0xd8/0x150 lib/timerqueue.c:83 __remove_hrtimer+0xa8/0x1b0 kernel/time/hrtimer.c:984 __run_hrtimer kernel/time/hrtimer.c:1380 [inline] __hrtimer_run_queues+0x369/0x10c0 kernel/time/hrtimer.c:1460 hrtimer_interrupt+0x2f3/0x750 kernel/time/hrtimer.c:1518 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1025 [inline] smp_apic_timer_interrupt+0x165/0x730 arch/x86/kernel/apic/apic.c:1050 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:863 RIP: 0010:native_safe_halt+0x6/0x10 arch/x86/include/asm/irqflags.h:54 Code: c7 48 89 45 d8 e8 7a b1 25 fa 48 8b 45 d8 e9 d2 fe ff ff 48 89 df e8 69 b1 25 fa eb 8a 90 90 90 90 90 90 90 55 48 89 e5 fb f4 <5d> c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 f4 5d c3 90 90 90 90 90 RSP: 0018:ffff8801d9af7c38 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 RAX: dffffc0000000000 RBX: 1ffff1003b35ef8a RCX: ffffffff81667982 RDX: 1ffffffff11e3610 RSI: 0000000000000004 RDI: ffffffff88f1b080 RBP: ffff8801d9af7c38 R08: ffffed003b5e46d7 R09: ffffed003b5e46d6 R10: ffffed003b5e46d6 R11: ffff8801daf236b3 R12: 0000000000000001 R13: ffff8801d9af7cf0 R14: ffffffff899ebe60 R15: 0000000000000000 arch_safe_halt arch/x86/include/asm/paravirt.h:94 [inline] default_idle+0xc7/0x450 arch/x86/kernel/process.c:500 arch_cpu_idle+0x10/0x20 arch/x86/kernel/process.c:491 default_idle_call+0x6d/0x90 kernel/sched/idle.c:93 cpuidle_idle_call kernel/sched/idle.c:153 [inline] do_idle+0x3aa/0x570 kernel/sched/idle.c:262 cpu_startup_entry+0x10c/0x120 kernel/sched/idle.c:368 start_secondary+0x433/0x5d0 arch/x86/kernel/smpboot.c:265 secondary_startup_64+0xa5/0xb0 arch/x86/kernel/head_64.S:242 Modules linked in: Dumping ftrace buffer: (ftrace buffer empty) ---[ end trace 65158c63f6c107b8 ]--- RIP: 0010:rb_next+0xd7/0x140 lib/rbtree.c:541 Code: 49 89 dc 4c 89 eb 48 83 e3 fc 48 89 d8 75 c8 48 83 c4 08 5b 41 5c 41 5d 41 5e 5d c3 48 89 d0 48 8d 78 10 48 89 fa 48 c1 ea 03 <80> 3c 1a 00 75 1a 48 8b 50 10 48 85 d2 75 e3 48 83 c4 08 5b 41 5c RSP: 0018:ffff8801daf07ab8 EFLAGS: 00010007 RAX: 00000000000cc1ff RBX: dffffc0000000000 RCX: ffffffff87905411 RDX: 0000000000019841 RSI: ffffffff879054a0 RDI: 00000000000cc20f RBP: ffff8801daf07ae0 R08: ffff8801d9ae8380 R09: fffffbfff156b141 R10: fffffbfff156b141 R11: ffffffff8ab58a0b R12: ffff8801a25cfce0 R13: ffff88019f7d7ce1 R14: dffffc0000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe0e077d80 CR3: 000000019f7a9000 CR4: 00000000001406e0 DR0: 00000000200001c0 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Shutting down cpus with NMI Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..