general protection fault, probably for non-canonical address 0x1ffffffff131e91e: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 20550 Comm: syz-executor.0 Not tainted 5.9.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__seqcount_assert include/linux/seqlock.h:211 [inline] RIP: 0010:update_pvclock_gtod arch/x86/kvm/x86.c:1738 [inline] RIP: 0010:pvclock_gtod_notify+0x24/0x490 arch/x86/kvm/x86.c:7449 Code: 00 5b c3 0f 1f 00 41 57 41 56 41 54 53 49 89 d7 e8 41 9e 67 00 48 c7 c0 f4 48 8f 89 48 c1 e8 03 49 bc 00 00 00 00 00 00 00 00 <00> 00 00 00 84 c0 0f 85 8b 03 00 00 8b 1d 7e e9 81 08 31 ff 89 de RSP: 0018:ffffc90000007c50 EFLAGS: 00010807 RAX: 1ffffffff131e91e RBX: 0000000000000001 RCX: ffff88808ec78240 RDX: 0000000080010001 RSI: 0000000000000000 RDI: ffffffff894bd1a8 RBP: ffffffff894bd1a8 R08: ffffffff814f60eb R09: fffffbfff167d899 R10: fffffbfff167d899 R11: 0000000000000000 R12: 0000000000000000 R13: 00000000ffffffff R14: 1ffffffff1297a35 R15: ffffffff8b83dbe8 FS: 00007f044c9c3700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000746918 CR3: 0000000058272000 CR4: 00000000001506f0 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: 93 0b 89 eb 0c 31 db 48 c7 c7 d8 93 0b 89 4c 89 fe 31 c0 e8 ad 48 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:ffffc900061277e8 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8159eeb9 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff898f1728 RBP: ffffffff894fe510 R08: 0000000000000000 R09: 0000000000000000 R10: fffffbfff131e2fd R11: 0000000000000000 R12: ffff8880aa603408 R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880a7b7d2c8 instrument_atomic_read include/linux/instrumented.h:56 [inline] test_bit include/asm-generic/bitops/instrumented-non-atomic.h:110 [inline] cpumask_test_cpu include/linux/cpumask.h:367 [inline] trace_lock_acquire+0x59/0x1d0 include/trace/events/lock.h:13 lock_acquire+0x47/0x6f0 kernel/locking/lockdep.c:4980 rcu_lock_acquire+0x2a/0x30 include/linux/rcupdate.h:241 rcu_read_lock include/linux/rcupdate.h:634 [inline] __atomic_notifier_call_chain+0x37/0x2c0 kernel/notifier.c:172 notify_write drivers/tty/vt/vt.c:264 [inline] vc_con_write_normal drivers/tty/vt/vt.c:2840 [inline] do_con_write+0x2171/0xd580 drivers/tty/vt/vt.c:2910 con_write+0x20/0x40 drivers/tty/vt/vt.c:3250 n_tty_write+0x584/0x1170 drivers/tty/n_tty.c:2356 do_tty_write drivers/tty/tty_io.c:962 [inline] tty_write+0x593/0x940 drivers/tty/tty_io.c:1046 vfs_write+0x2d3/0xd10 fs/read_write.c:576 ksys_write+0x11b/0x220 fs/read_write.c:631 do_syscall_64+0x31/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45d5b9 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:00007f044c9c2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000038900 RCX: 000000000045d5b9 RDX: 0000000000001006 RSI: 0000000020000740 RDI: 0000000000000004 RBP: 000000000118cf80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c R13: 00007ffcaf284eef R14: 00007f044c9c39c0 R15: 000000000118cf4c Modules linked in: ---[ end trace e4f8929c056dd7e5 ]--- RIP: 0010:__seqcount_assert include/linux/seqlock.h:211 [inline] RIP: 0010:update_pvclock_gtod arch/x86/kvm/x86.c:1738 [inline] RIP: 0010:pvclock_gtod_notify+0x24/0x490 arch/x86/kvm/x86.c:7449 Code: 00 5b c3 0f 1f 00 41 57 41 56 41 54 53 49 89 d7 e8 41 9e 67 00 48 c7 c0 f4 48 8f 89 48 c1 e8 03 49 bc 00 00 00 00 00 00 00 00 <00> 00 00 00 84 c0 0f 85 8b 03 00 00 8b 1d 7e e9 81 08 31 ff 89 de RSP: 0018:ffffc90000007c50 EFLAGS: 00010807 RAX: 1ffffffff131e91e RBX: 0000000000000001 RCX: ffff88808ec78240 RDX: 0000000080010001 RSI: 0000000000000000 RDI: ffffffff894bd1a8 RBP: ffffffff894bd1a8 R08: ffffffff814f60eb R09: fffffbfff167d899 R10: fffffbfff167d899 R11: 0000000000000000 R12: 0000000000000000 R13: 00000000ffffffff R14: 1ffffffff1297a35 R15: ffffffff8b83dbe8 FS: 00007f044c9c3700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000746918 CR3: 0000000058272000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400