general protection fault, probably for non-canonical address 0x1ffffffff170797e: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 7992 Comm: syz-executor.1 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 e8 ca 09 49 8d 7f 08 48 89 f8 48 c1 e8 03 42 80 3c 00 00 <00> 00 e8 b7 72 a7 00 49 8b 47 08 48 89 05 dc e8 ca 09 49 8d 7f 18 RSP: 0018:ffffc90000da8c50 EFLAGS: 00010046 RAX: 1ffffffff170797e RBX: ffffffff894cc67c RCX: ffffffff815adc44 RDX: dffffc0000000000 RSI: 0000000000000008 RDI: ffffffff8b83cbf0 RBP: ffffffff894bd1a8 R08: dffffc0000000000 R09: fffffbfff167d6a0 R10: fffffbfff167d6a0 R11: 0000000000000000 R12: dffffc0000000000 R13: 00000000ffffffff R14: ffffffff814f7157 R15: ffffffff8b83cbe8 FS: 00007f4afff57700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000744138 CR3: 000000005c337000 CR4: 00000000001526e0 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:get_current arch/x86/include/asm/current.h:15 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x60 kernel/kcov.c:196 Code: 00 00 0f 0b 66 90 53 48 89 fb e8 17 00 00 00 48 8b 3d f8 0a 1a 08 48 89 de 5b e9 77 5a 3f 00 cc cc cc cc cc cc cc 48 8b 04 24 <65> 48 8b 0c 25 00 fe 01 00 65 8b 15 28 f0 8c 7e f7 c2 00 01 ff 00 RSP: 0018:ffffc90004907340 EFLAGS: 00000202 RAX: ffffffff8164873a RBX: 00000000000000c8 RCX: 0000000000040000 RDX: ffff888090f9c580 RSI: 00000000000000c8 RDI: 0000000000000000 RBP: ffff8880aa603554 R08: ffffffff81648731 R09: fffffbfff131e2ed R10: fffffbfff131e2ed R11: 0000000000000000 R12: ffff8880a319b800 R13: ffff8880a31994a0 R14: ffff8880aa603000 R15: dffffc0000000000 _msecs_to_jiffies kernel/time/time.c:557 [inline] __msecs_to_jiffies+0x1a/0x40 kernel/time/time.c:559 msecs_to_jiffies include/linux/jiffies.h:369 [inline] fbcon_cursor+0x126/0xca0 drivers/video/fbdev/core/fbcon.c:1336 fbcon_scroll+0x1c9/0x5a00 drivers/video/fbdev/core/fbcon.c:1705 con_scroll+0x517/0x7b0 drivers/tty/vt/vt.c:629 lf drivers/tty/vt/vt.c:1490 [inline] vc_con_write_normal drivers/tty/vt/vt.c:2806 [inline] do_con_write+0x1363/0xd580 drivers/tty/vt/vt.c:2910 con_write+0x20/0x40 drivers/tty/vt/vt.c:3250 process_output_block drivers/tty/n_tty.c:595 [inline] n_tty_write+0xcbf/0x1170 drivers/tty/n_tty.c:2333 do_tty_write drivers/tty/tty_io.c:962 [inline] tty_write+0x593/0x940 drivers/tty/tty_io.c:1046 __kernel_write+0x1ac/0xac0 fs/read_write.c:528 write_pipe_buf+0xf9/0x150 fs/splice.c:799 splice_from_pipe_feed fs/splice.c:502 [inline] __splice_from_pipe+0x351/0x8b0 fs/splice.c:626 splice_from_pipe fs/splice.c:661 [inline] default_file_splice_write fs/splice.c:811 [inline] do_splice_from fs/splice.c:847 [inline] direct_splice_actor+0x1eb/0x2a0 fs/splice.c:1016 splice_direct_to_actor+0x4a2/0xb60 fs/splice.c:971 do_splice_direct+0x201/0x340 fs/splice.c:1059 do_sendfile+0x86d/0x1210 fs/read_write.c:1540 __do_sys_sendfile64 fs/read_write.c:1601 [inline] __se_sys_sendfile64 fs/read_write.c:1587 [inline] __x64_sys_sendfile64+0x164/0x1a0 fs/read_write.c:1587 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:00007f4afff56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 0000000000027a00 RCX: 000000000045d5f9 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 RBP: 000000000118cf88 R08: 0000000000000000 R09: 0000000000000000 R10: 0800000080004105 R11: 0000000000000246 R12: 000000000118cf4c R13: 00007fff70c7c00f R14: 00007f4afff579c0 R15: 000000000118cf4c Modules linked in: ---[ end trace 14028c8079cf5194 ]--- 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 e8 ca 09 49 8d 7f 08 48 89 f8 48 c1 e8 03 42 80 3c 00 00 <00> 00 e8 b7 72 a7 00 49 8b 47 08 48 89 05 dc e8 ca 09 49 8d 7f 18 RSP: 0018:ffffc90000da8c50 EFLAGS: 00010046 RAX: 1ffffffff170797e RBX: ffffffff894cc67c RCX: ffffffff815adc44 RDX: dffffc0000000000 RSI: 0000000000000008 RDI: ffffffff8b83cbf0 RBP: ffffffff894bd1a8 R08: dffffc0000000000 R09: fffffbfff167d6a0 R10: fffffbfff167d6a0 R11: 0000000000000000 R12: dffffc0000000000 R13: 00000000ffffffff R14: ffffffff814f7157 R15: ffffffff8b83cbe8 FS: 00007f4afff57700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000744138 CR3: 000000005c337000 CR4: 00000000001526e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400