kernel tried to execute NX-protected page - exploit attempt? (uid: 0)
BUG: unable to handle page fault for address: ffff88807b0bfb10
#PF: supervisor instruction fetch in kernel mode
#PF: error_code(0x0011) - permissions violation
PGD b601067 P4D b601067 PUD 80000000400001e3 
Thread overran stack, or stack corrupted
Oops: 0011 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 9029 Comm: syz-executor.4 Not tainted 5.2.0+ #67
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:0xffff88807b0bfb10
Code: ff ff f5 cb 26 86 ff ff ff ff 00 c8 26 86 ff ff ff ff 80 cc 48 8d 80 88 ff ff 00 00 00 00 00 00 00 00 20 94 3d 8b ff ff ff ff <40> fb 0b 7b 80 88 ff ff f5 cb 26 86 ff ff ff ff e0 c8 26 86 ff ff
RSP: 0018:ffff8880ae909e10 EFLAGS: 00010006
RAX: ffff88807b0bfb10 RBX: 0000000000000000 RCX: ffffffff8162f354
RDX: 0000000000010000 RSI: ffffffff8162ec78 RDI: ffff88807b0bfab8
RBP: ffff8880ae909f08 R08: ffff88809cb96240 R09: ffffed1015d26c7c
R10: ffffed1015d26c7b R11: ffff8880ae9363db R12: ffffffff8b3d9420
R13: ffff88807b0bfab8 R14: ffff8880ae926d80 R15: dffffc0000000000
FS:  0000555555eda940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff88807b0bfb10 CR3: 0000000090af9000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1509
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1068 [inline]
 smp_apic_timer_interrupt+0x160/0x610 arch/x86/kernel/apic/apic.c:1093
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:828
 </IRQ>
Modules linked in:
CR2: ffff88807b0bfb10
---[ end trace 34476938af234b2e ]---
RIP: 0010:0xffff88807b0bfb10
Code: ff ff f5 cb 26 86 ff ff ff ff 00 c8 26 86 ff ff ff ff 80 cc 48 8d 80 88 ff ff 00 00 00 00 00 00 00 00 20 94 3d 8b ff ff ff ff <40> fb 0b 7b 80 88 ff ff f5 cb 26 86 ff ff ff ff e0 c8 26 86 ff ff
RSP: 0018:ffff8880ae909e10 EFLAGS: 00010006
RAX: ffff88807b0bfb10 RBX: 0000000000000000 RCX: ffffffff8162f354
RDX: 0000000000010000 RSI: ffffffff8162ec78 RDI: ffff88807b0bfab8
RBP: ffff8880ae909f08 R08: ffff88809cb96240 R09: ffffed1015d26c7c
R10: ffffed1015d26c7b R11: ffff8880ae9363db R12: ffffffff8b3d9420
R13: ffff88807b0bfab8 R14: ffff8880ae926d80 R15: dffffc0000000000
FS:  0000555555eda940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff88807b0bfb10 CR3: 0000000090af9000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400