general protection fault, probably for non-canonical address 0x1ffffffff1707d7e: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 2210 Comm: syz-executor.4 Not tainted 5.9.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:update_pvclock_gtod arch/x86/kvm/x86.c:1743 [inline] RIP: 0010:pvclock_gtod_notify+0x122/0x490 arch/x86/kvm/x86.c:7452 Code: c1 e8 03 42 80 3c 20 00 74 05 e8 d9 72 a7 00 49 8b 47 10 48 89 05 f6 08 cb 09 49 8d 7f 08 48 89 f8 48 c1 e8 03 42 80 3c 00 70 <00> 00 e8 b7 72 a7 00 49 8b 47 08 48 89 05 dc 08 cb 09 49 8d 7f 18 RSP: 0018:ffffc90000da8c50 EFLAGS: 00010087 RAX: 1ffffffff1707d7e RBX: ffffffff894cc67c RCX: ffffffff815adc44 RDX: dffffc0000000000 RSI: 0000000000000008 RDI: ffffffff8b83ebf0 RBP: ffffffff894bd1a8 R08: dffffc0000000000 R09: fffffbfff167daa0 R10: fffffbfff167daa0 R11: 0000000000000000 R12: dffffc0000000000 R13: 00000000ffffffff R14: ffffffff814f7157 R15: ffffffff8b83ebe8 FS: 00007f6c98452700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000747698 CR3: 0000000092fe6000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: notifier_call_chain kernel/notifier.c:83 [inline] __raw_notifier_call_chain kernel/notifier.c:361 [inline] raw_notifier_call_chain+0xe7/0x170 kernel/notifier.c:368 update_pvclock_gtod kernel/time/timekeeping.c:581 [inline] timekeeping_update+0x281/0x3f0 kernel/time/timekeeping.c:675 timekeeping_advance+0x830/0xa00 kernel/time/timekeeping.c:2122 tick_sched_do_timer kernel/time/tick-sched.c:147 [inline] tick_sched_timer+0xba/0x410 kernel/time/tick-sched.c:1321 __run_hrtimer kernel/time/hrtimer.c:1524 [inline] __hrtimer_run_queues+0x42d/0x930 kernel/time/hrtimer.c:1588 hrtimer_interrupt+0x373/0xd60 kernel/time/hrtimer.c:1650 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1080 [inline] __sysvec_apic_timer_interrupt+0xf0/0x260 arch/x86/kernel/apic/apic.c:1097 asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:706 __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline] sysvec_apic_timer_interrupt+0x94/0xf0 arch/x86/kernel/apic/apic.c:1091 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:581 RIP: 0010:check_memory_region+0x2/0x2f0 mm/kasan/generic.c:191 Code: 98 0b 89 eb 0c 31 db 48 c7 c7 d8 98 0b 89 4c 89 fe 31 c0 e8 3d 46 a9 ff eb d3 cc cc cc cc cc cc cc cc cc cc cc cc cc cc 41 57 <41> 56 41 55 41 54 53 b0 01 48 85 f6 0f 84 0d 02 00 00 48 89 fb 48 RSP: 0018:ffffc90001017ac0 EFLAGS: 00000246 RAX: 0000000000000002 RBX: 0000000000000000 RCX: ffffffff86ad941b RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff8880a8906340 RBP: ffffc90001017b90 R08: ffffffff86ad9404 R09: ffffed1015120c69 R10: ffffed1015120c69 R11: 0000000000000000 R12: ffffff5920c225d5 R13: dffffc0000000000 R14: 1ffff11015120c68 R15: ffff8880a8906340 instrument_atomic_read include/linux/instrumented.h:56 [inline] test_bit include/asm-generic/bitops/instrumented-non-atomic.h:110 [inline] test_ti_thread_flag include/linux/thread_info.h:84 [inline] need_resched include/linux/sched.h:1864 [inline] bpf_test_run+0x41b/0x8e0 net/bpf/test_run.c:56 bpf_prog_test_run_skb+0x9f6/0x1cf0 net/bpf/test_run.c:496 bpf_prog_test_run kernel/bpf/syscall.c:2996 [inline] __do_sys_bpf+0x40b2/0x11060 kernel/bpf/syscall.c:4196 do_syscall_64+0x31/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45d5f9 Code: 5d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 2b b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f6c98451c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 0000000000001780 RCX: 000000000045d5f9 RDX: 0000000000000040 RSI: 00000000200001c0 RDI: 000000000000000a RBP: 000000000118cf80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c R13: 00007ffe5370ec2f R14: 00007f6c984529c0 R15: 000000000118cf4c Modules linked in: ---[ end trace adb2b94dd8514237 ]--- RIP: 0010:update_pvclock_gtod arch/x86/kvm/x86.c:1743 [inline] RIP: 0010:pvclock_gtod_notify+0x122/0x490 arch/x86/kvm/x86.c:7452 Code: c1 e8 03 42 80 3c 20 00 74 05 e8 d9 72 a7 00 49 8b 47 10 48 89 05 f6 08 cb 09 49 8d 7f 08 48 89 f8 48 c1 e8 03 42 80 3c 00 70 <00> 00 e8 b7 72 a7 00 49 8b 47 08 48 89 05 dc 08 cb 09 49 8d 7f 18 RSP: 0018:ffffc90000da8c50 EFLAGS: 00010087 RAX: 1ffffffff1707d7e RBX: ffffffff894cc67c RCX: ffffffff815adc44 RDX: dffffc0000000000 RSI: 0000000000000008 RDI: ffffffff8b83ebf0 RBP: ffffffff894bd1a8 R08: dffffc0000000000 R09: fffffbfff167daa0 R10: fffffbfff167daa0 R11: 0000000000000000 R12: dffffc0000000000 R13: 00000000ffffffff R14: ffffffff814f7157 R15: ffffffff8b83ebe8 FS: 00007f6c98452700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000747698 CR3: 0000000092fe6000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400