general protection fault, probably for non-canonical address 0x1ffffffff135a2b4: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 6837 Comm: syz-executor396 Not tainted 5.8.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:pvclock_gtod_notify+0x0/0x4d0 arch/x86/kvm/x86.c:7400 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 RSP: 0018:ffffc90000007bf8 EFLAGS: 00010046 RAX: 1ffffffff135a2b4 RBX: 00000000ffffffff RCX: ffffffff814db41b RDX: ffffffff8c90b9c0 RSI: 0000000000000000 RDI: ffffffff89ad15a0 RBP: dffffc0000000000 R08: 0000000000000000 R09: ffffffff8c58ba27 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89ad15a0 FS: 0000000000000000(0000) GS:ffff8880ae600000(0063) knlGS:00000000f7f2eb40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 00000000f7f0ddb0 CR3: 00000000a33c4000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: notifier_call_chain+0xb5/0x200 kernel/notifier.c:83 update_pvclock_gtod kernel/time/timekeeping.c:578 [inline] timekeeping_update+0x28a/0x4a0 kernel/time/timekeeping.c:672 timekeeping_advance+0x663/0x9a0 kernel/time/timekeeping.c:2119 tick_do_update_jiffies64.part.0+0x183/0x290 kernel/time/tick-sched.c:101 tick_do_update_jiffies64 kernel/time/tick-sched.c:64 [inline] tick_sched_do_timer kernel/time/tick-sched.c:147 [inline] tick_sched_timer+0x22c/0x290 kernel/time/tick-sched.c:1313 __run_hrtimer kernel/time/hrtimer.c:1520 [inline] __hrtimer_run_queues+0x1d5/0xfc0 kernel/time/hrtimer.c:1584 hrtimer_interrupt+0x32a/0x930 kernel/time/hrtimer.c:1646 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1080 [inline] __sysvec_apic_timer_interrupt+0x142/0x5e0 arch/x86/kernel/apic/apic.c:1097 asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:711 __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+0x18f/0x220 arch/x86/kernel/apic/apic.c:1091 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:596 RIP: 0010:cpu_relax arch/x86/include/asm/vdso/processor.h:19 [inline] RIP: 0010:mutex_spin_on_owner+0x20e/0x320 kernel/locking/mutex.c:579 Code: c3 48 83 3c 24 00 74 29 48 8d 7d 50 48 89 f8 48 c1 e8 03 42 80 3c 38 00 0f 85 fd 00 00 00 48 8b 04 24 48 3b 45 50 75 96 f3 90 61 fe ff ff 0f 0b be 08 00 00 00 48 89 ef e8 de 5d 5a 00 48 89 RSP: 0018:ffffc900015777b0 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffff888096a24400 RCX: 1ffffffff13696da RDX: ffffed1012c74889 RSI: 0000000000000008 RDI: 0000000000000001 RBP: ffff8880a36e0010 R08: 0000000000000000 R09: ffff8880963a4447 R10: ffffed1012c74888 R11: 0000000000000000 R12: ffff8880963a4440 R13: 0000000000000000 R14: ffffed1012c74888 R15: dffffc0000000000 mutex_optimistic_spin kernel/locking/mutex.c:673 [inline] __mutex_lock_common kernel/locking/mutex.c:959 [inline] __mutex_lock+0x73b/0x10d0 kernel/locking/mutex.c:1103 lock_fb_info include/linux/fb.h:637 [inline] fb_open+0xd3/0x430 drivers/video/fbdev/core/fbmem.c:1418 chrdev_open+0x266/0x770 fs/char_dev.c:414 do_dentry_open+0x501/0x1290 fs/open.c:828 do_open fs/namei.c:3243 [inline] path_openat+0x1bb9/0x2750 fs/namei.c:3360 do_filp_open+0x17e/0x3c0 fs/namei.c:3387 do_sys_openat2+0x16f/0x3b0 fs/open.c:1179 do_sys_open fs/open.c:1195 [inline] __do_compat_sys_openat fs/open.c:1251 [inline] __se_compat_sys_openat fs/open.c:1249 [inline] __ia32_compat_sys_openat+0x13f/0x1f0 fs/open.c:1249 do_syscall_32_irqs_on+0x3f/0x60 arch/x86/entry/common.c:403 __do_fast_syscall_32 arch/x86/entry/common.c:448 [inline] do_fast_syscall_32+0x7f/0x120 arch/x86/entry/common.c:474 entry_SYSENTER_compat+0x6d/0x7c arch/x86/entry/entry_64_compat.S:138 BUG: unable to handle page fault for address: 0000000080010003 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD a2676067 P4D a2676067 PUD 0 Oops: 0002 [#2] PREEMPT SMP KASAN CPU: 0 PID: 6837 Comm: syz-executor396 Not tainted 5.8.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:in_gate_area_no_mm+0x0/0x6a arch/x86/entry/vsyscall/vsyscall_64.c:343 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 RSP: 0018:ffffc900000071e0 EFLAGS: 00010046 RAX: 0000000080010003 RBX: ffffc90000007280 RCX: ffffffff8169f800 RDX: ffff8880963a4440 RSI: ffffffff8169f82b RDI: 00000000f7f54569 RBP: 00000000f7f54569 R08: ffffc90000007390 R09: ffffffff8c8c8109 R10: 00000000f7f54569 R11: 0000000000000000 R12: ffffc90000007390 R13: 0000000000000001 R14: 00000000f7f54569 R15: ffffc900000072a0 FS: 0000000000000000(0000) GS:ffff8880ae600000(0063) knlGS:00000000f7f2eb40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 0000000080010003 CR3: 00000000a33c4000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: is_kernel include/linux/kallsyms.h:43 [inline] is_ksym_addr include/linux/kallsyms.h:49 [inline] kallsyms_lookup+0xc3/0x2e0 kernel/kallsyms.c:290 __sprint_symbol+0x9c/0x1c0 kernel/kallsyms.c:363 symbol_string+0x14c/0x370 lib/vsprintf.c:969 pointer+0x185/0x970 lib/vsprintf.c:2226 vsnprintf+0x5b2/0x14f0 lib/vsprintf.c:2624 vscnprintf+0x29/0x80 lib/vsprintf.c:2723 vprintk_store+0x44/0x4a0 kernel/printk/printk.c:1942 vprintk_emit+0x139/0x770 kernel/printk/printk.c:2003 vprintk_func+0x8f/0x1a6 kernel/printk/printk_safe.c:393 printk+0xba/0xed kernel/printk/printk.c:2070 show_ip+0x22/0x30 arch/x86/kernel/dumpstack.c:124 show_iret_regs+0x10/0x32 arch/x86/kernel/dumpstack.c:131 __show_regs+0x18/0x50 arch/x86/kernel/process_64.c:72 show_trace_log_lvl+0x255/0x2b4 arch/x86/kernel/dumpstack.c:274 show_regs arch/x86/kernel/dumpstack.c:408 [inline] __die_body arch/x86/kernel/dumpstack.c:393 [inline] die_addr.cold+0x8/0xd arch/x86/kernel/dumpstack.c:433 __exc_general_protection arch/x86/kernel/traps.c:589 [inline] exc_general_protection+0x259/0x720 arch/x86/kernel/traps.c:519 asm_exc_general_protection+0x1e/0x30 arch/x86/include/asm/idtentry.h:559 RIP: 0010:pvclock_gtod_notify+0x0/0x4d0 arch/x86/kvm/x86.c:7400 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 RSP: 0018:ffffc90000007bf8 EFLAGS: 00010046 RAX: 1ffffffff135a2b4 RBX: 00000000ffffffff RCX: ffffffff814db41b RDX: ffffffff8c90b9c0 RSI: 0000000000000000 RDI: ffffffff89ad15a0 RBP: dffffc0000000000 R08: 0000000000000000 R09: ffffffff8c58ba27 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff89ad15a0 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83 update_pvclock_gtod kernel/time/timekeeping.c:578 [inline] timekeeping_update+0x28a/0x4a0 kernel/time/timekeeping.c:672 timekeeping_advance+0x663/0x9a0 kernel/time/timekeeping.c:2119 tick_do_update_jiffies64.part.0+0x183/0x290 kernel/time/tick-sched.c:101 tick_do_update_jiffies64 kernel/time/tick-sched.c:64 [inline] tick_sched_do_timer kernel/time/tick-sched.c:147 [inline] tick_sched_timer+0x22c/0x290 kernel/time/tick-sched.c:1313 __run_hrtimer kernel/time/hrtimer.c:1520 [inline] __hrtimer_run_queues+0x1d5/0xfc0 kernel/time/hrtimer.c:1584 hrtimer_interrupt+0x32a/0x930 kernel/time/hrtimer.c:1646 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1080 [inline] __sysvec_apic_timer_interrupt+0x142/0x5e0 arch/x86/kernel/apic/apic.c:1097 asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:711 __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+0x18f/0x220 arch/x86/kernel/apic/apic.c:1091 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:596 RIP: 0010:cpu_relax arch/x86/include/asm/vdso/processor.h:19 [inline] RIP: 0010:mutex_spin_on_owner+0x20e/0x320 kernel/locking/mutex.c:579 Code: c3 48 83 3c 24 00 74 29 48 8d 7d 50 48 89 f8 48 c1 e8 03 42 80 3c 38 00 0f 85 fd 00 00 00 48 8b 04 24 48 3b 45 50 75 96 f3 90 61 fe ff ff 0f 0b be 08 00 00 00 48 89 ef e8 de 5d 5a 00 48 89 RSP: 0018:ffffc900015777b0 EFLAGS: 00000246 RAX: 0000000000000000 RBX: ffff888096a24400 RCX: 1ffffffff13696da RDX: ffffed1012c74889 RSI: 0000000000000008 RDI: 0000000000000001 RBP: ffff8880a36e0010 R08: 0000000000000000 R09: ffff8880963a4447 R10: ffffed1012c74888 R11: 0000000000000000 R12: ffff8880963a4440 R13: 0000000000000000 R14: ffffed1012c74888 R15: dffffc0000000000 mutex_optimistic_spin kernel/locking/mutex.c:673 [inline] __mutex_lock_common kernel/locking/mutex.c:959 [inline] __mutex_lock+0x73b/0x10d0 kernel/locking/mutex.c:1103 lock_fb_info include/linux/fb.h:637 [inline] fb_open+0xd3/0x430 drivers/video/fbdev/core/fbmem.c:1418 chrdev_open+0x266/0x770 fs/char_dev.c:414 do_dentry_open+0x501/0x1290 fs/open.c:828 do_open fs/namei.c:3243 [inline] path_openat+0x1bb9/0x2750 fs/namei.c:3360 do_filp_open+0x17e/0x3c0 fs/namei.c:3387 do_sys_openat2+0x16f/0x3b0 fs/open.c:1179 do_sys_open fs/open.c:1195 [inline] __do_compat_sys_openat fs/open.c:1251 [inline] __se_compat_sys_openat fs/open.c:1249 [inline] __ia32_compat_sys_openat+0x13f/0x1f0 fs/open.c:1249 do_syscall_32_irqs_on+0x3f/0x60 arch/x86/entry/common.c:403 __do_fast_syscall_32 arch/x86/entry/common.c:448 [inline] do_fast_syscall_32+0x7f/0x120 arch/x86/entry/common.c:474 entry_SYSENTER_compat+0x6d/0x7c arch/x86/entry/entry_64_compat.S:138 BUG: unable to handle page fault for address: 0000000080010003 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD a2676067 P4D a2676067 PUD 0 Oops: 0002 [#3] PREEMPT SMP KASAN CPU: 0 PID: 6837 Comm: syz-executor396 Not tainted 5.8.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:in_gate_area_no_mm+0x0/0x6a arch/x86/entry/vsyscall/vsyscall_64.c:343 Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 <00> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 RSP: 0018:ffffc900000066f8 EFLAGS: 00010046 RAX: 0000000080010003 RBX: ffffc90000006798 RCX: ffffffff8169f800 RDX: ffff8880963a4440 RSI: ffffffff8169f82b RDI: 00000000f7f54569 RBP: 00000000f7f54569 R08: ffffc900000068a8 R09: ffff8880ae624679 R10: 00000000f7f54569 R11: 0000000000000001 R12: ffffc900000068a8 R13: 0000000000000001 R14: 00000000f7f54569 R15: ffffc900000067b8 FS: 0000000000000000(0000) GS:ffff8880ae600000(0063) knlGS:00000000f7f2eb40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 0000000080010003 CR3: 00000000a33c4000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: is_kernel include/linux/kallsyms.h:43 [inline] is_ksym_addr include/linux/kallsyms.h:49 [inline] kallsyms_lookup+0xc3/0x2e0 kernel/kallsyms.c:290 __sprint_symbol+0x9c/0x1c0 kernel/kallsyms.c:363 symbol_string+0x14c/0x370 lib/vsprintf.c:969 pointer+0x185/0x970 lib/vsprintf.c:2226 vsnprintf+0x5b2/0x14f0 lib/vsprintf.c:2624 vscnprintf+0x29/0x80 lib/vsprintf.c:2723 printk_safe_log_store+0xf5/0x250 kernel/printk/printk_safe.c:94 vprintk_safe kernel/printk/printk_safe.c:347 [inline] vprintk_func+0xef/0x1a6 kernel/printk/printk_safe.c:390 printk+0xba/0xed kernel/printk/printk.c:2070 show_ip+0x22/0x30 arch/x86/kernel/dumpstack.c:124 show_iret_regs+0x10/0x32 arch/x86/kernel/dumpstack.c:131 __show_regs+0x18/0x50 arch/x86/kernel/process_64.c:72 show_trace_log_lvl+0x255/0x2b4 arch/x86/kernel/dumpstack.c:274 show_regs arch/x86/kernel/dumpstack.c:447 [inline] __die_body arch/x86/kernel/dumpstack.c:393 [inline] __die+0x51/0x90 arch/x86/kernel/dumpstack.c:407 no_context+0x56b/0x9f0 arch/x86/mm/fault.c:695 Lost 165 message(s)!