[[0;32m OK [0m] Reached target Login Prompts.
[[0;32m OK [0m] Reached target Multi-User System.
[[0;32m OK [0m] Reached target Graphical Interface.
Starting Update UTMP about System Runlevel Changes...
[[0;32m OK [0m] Started Update UTMP about System Runlevel Changes.
Debian GNU/Linux 9 syzkaller ttyS0
Warning: Permanently added '10.128.10.17' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [ 43.637258][ T6857] IPVS: ftp: loaded support on port[0] = 21
[ 43.785644][ C0] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN
[ 43.785651][ C0] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
[ 43.785659][ C0] CPU: 0 PID: 6857 Comm: syz-executor315 Not tainted 5.8.0-rc3-syzkaller #0
[ 43.785662][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 43.785675][ C0] RIP: 0010:pvclock_gtod_notify+0x0/0x3e0
[ 43.785681][ C0] 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 fc ff df e8 f7
[ 43.785684][ C0] RSP: 0018:ffffc90000007c70 EFLAGS: 00010046
[ 43.785689][ C0] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: dffffc0000000000
[ 43.785692][ C0] RDX: ffffffff8b5ebc18 RSI: 0000000000000000 RDI: ffffffff892a82f8
[ 43.785695][ C0] RBP: ffffffff892a82f8 R08: ffffffff814f1a9b R09: fffffbfff163349f
[ 43.785698][ C0] R10: fffffbfff163349f R11: 0000000000000000 R12: 0000000000000000
[ 43.785702][ C0] R13: 00000000ffffffff R14: 1ffffffff125505f R15: 0000000000000000
[ 43.785709][ C0] FS: 00000000009f5880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
[ 43.785712][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 43.785716][ C0] CR2: 0000000020000180 CR3: 000000009d256000 CR4: 00000000001406f0
[ 43.785722][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 43.785726][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 43.785728][ C0] Call Trace:
[ 43.785732][ C0]
[ 43.785741][ C0] raw_notifier_call_chain+0xe7/0x170
[ 43.785750][ C0] timekeeping_update+0x281/0x3f0
[ 43.785758][ C0] ? tick_sched_timer+0xba/0x410
[ 43.785763][ C0] timekeeping_advance+0x7cd/0x960
[ 43.785769][ C0] ? tick_sched_timer+0xba/0x410
[ 43.785777][ C0] ? _raw_spin_unlock+0x24/0x40
[ 43.785783][ C0] tick_sched_timer+0xba/0x410
[ 43.785789][ C0] ? tick_setup_sched_timer+0x3e0/0x3e0
[ 43.785796][ C0] __hrtimer_run_queues+0x42d/0x930
[ 43.785806][ C0] hrtimer_interrupt+0x373/0xd60
[ 43.785834][ C0] __sysvec_apic_timer_interrupt+0xf0/0x260
[ 43.785840][ C0] asm_call_on_stack+0xf/0x20
[ 43.785843][ C0]
[ 43.785850][ C0] sysvec_apic_timer_interrupt+0xb9/0x130
[ 43.785857][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20
[ 43.785864][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x33/0x60
[ 43.785869][ C0] Code: 00 fe 01 00 65 8b 15 e8 81 8d 7e f7 c2 00 01 ff 00 74 11 f7 c2 00 01 00 00 74 35 83 b9 04 14 00 00 00 74 2c 8b 91 e0 13 00 00 <83> fa 02 75 21 48 8b 91 e8 13 00 00 48 8b 32 48 8d 7e 01 8b 89 e4
[ 43.785872][ C0] RSP: 0018:ffffc900015f7960 EFLAGS: 00000246
[ 43.785876][ C0] RAX: ffffffff83d666e0 RBX: 0000000000000000 RCX: ffff8880a7546080
[ 43.785880][ C0] RDX: 0000000000000000 RSI: 0000000000000050 RDI: 0000000000000000
[ 43.785883][ C0] RBP: 000000000000003a R08: ffffffff83d6669b R09: ffffffff83d65e0f
[ 43.785886][ C0] R10: 0000000000000002 R11: ffff8880a7546080 R12: 00000000fffd10c2
[ 43.785889][ C0] R13: ffff88800123b6f6 R14: 0000000000000010 R15: 000000000000004f
[ 43.785898][ C0] ? vga16fb_fillrect+0x70f/0x13e0
[ 43.785903][ C0] ? vga16fb_fillrect+0xf9b/0x13e0
[ 43.785908][ C0] ? vga16fb_fillrect+0xfe0/0x13e0
[ 43.785915][ C0] vga16fb_fillrect+0xfe0/0x13e0
[ 43.785925][ C0] bit_clear_margins+0x37b/0x620
[ 43.785934][ C0] fbcon_switch+0x1448/0x1e40
[ 43.785948][ C0] redraw_screen+0x4fc/0x16f0
[ 43.785957][ C0] fbcon_modechanged+0x8d5/0xd90
[ 43.785965][ C0] fb_set_var+0x825/0xcc0
[ 43.785978][ C0] do_fb_ioctl+0x502/0x6f0
[ 43.785989][ C0] ? fb_write+0x540/0x540
[ 43.785995][ C0] __se_sys_ioctl+0xf9/0x160
[ 43.786002][ C0] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 43.786007][ C0] do_syscall_64+0x73/0xe0
[ 43.786014][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9
[ 44.893013][ C0] BUG: unable to handle page fault for address: 0000000080010002
[ 44.893015][ C0] #PF: supervisor write access in kernel mode
[ 44.893017][ C0] #PF: error_code(0x0002) - not-present page
[ 44.893018][ C0] PGD a137c067 P4D a137c067 PUD 0
[ 44.893023][ C0] Oops: 0002 [#2] PREEMPT SMP KASAN
[ 44.893025][ C0] CPU: 0 PID: 6857 Comm: syz-executor315 Not tainted 5.8.0-rc3-syzkaller #0
[ 44.893027][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 44.893029][ C0] RIP: 0010:in_gate_area_no_mm+0x0/0x50
[ 44.893033][ C0] 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 bf 02 00 00 00 89
[ 44.893035][ C0] RSP: 0018:ffffc900000073f0 EFLAGS: 00010007
[ 44.893037][ C0] RAX: 0000000080010002 RBX: 00000000004415f9 RCX: ffff8880a7546080
[ 44.893039][ C0] RDX: ffff8880a7546080 RSI: ffffffff8c226000 RDI: 00000000004415f9
[ 44.893041][ C0] RBP: ffffffff81000000 R08: ffffffff816b452c R09: ffffffff83bd41be
[ 44.893043][ C0] R10: 0000000000000002 R11: ffff8880a7546080 R12: ffffc90000007458
[ 44.893045][ C0] R13: ffffc900000074d0 R14: ffffc90000007460 R15: ffffffff8c226000
[ 44.893047][ C0] FS: 00000000009f5880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
[ 44.893049][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 44.893050][ C0] CR2: 0000000080010002 CR3: 000000009d256000 CR4: 00000000001406f0
[ 44.893052][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 44.893054][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 44.893055][ C0] Call Trace:
[ 44.893056][ C0]
[ 44.893057][ C0] kallsyms_lookup+0xa5/0x540
[ 44.893059][ C0] __sprint_symbol+0x51/0x1b0
[ 44.893060][ C0] symbol_string+0xb3/0x210
[ 44.893061][ C0] ? sprintf+0x71/0x90
[ 44.893063][ C0] BUG: unable to handle page fault for address: 0000000080010002
[ 44.893064][ C0] #PF: supervisor write access in kernel mode
[ 44.893066][ C0] #PF: error_code(0x0002) - not-present page
[ 44.893067][ C0] PGD a137c067 P4D a137c067 PUD 0
[ 44.893071][ C0] Oops: 0002 [#3] PREEMPT SMP KASAN
[ 44.893073][ C0] CPU: 0 PID: 6857 Comm: syz-executor315 Not tainted 5.8.0-rc3-syzkaller #0
[ 44.893075][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 44.893077][ C0] RIP: 0010:in_gate_area_no_mm+0x0/0x50
[ 44.893081][ C0] 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 bf 02 00 00 00 89
[ 44.893082][ C0] RSP: 0018:ffffc90000006d00 EFLAGS: 00010087
[ 44.893085][ C0] RAX: 0000000080010002 RBX: ffffffff80ffffff RCX: ffff8880a7546080
[ 44.893087][ C0] RDX: ffff8880a7546080 RSI: ffffffff8c226000 RDI: ffffffff80ffffff
[ 44.893089][ C0] RBP: ffffffff81000000 R08: ffffffff816b452c R09: ffffffff83bd41be
[ 44.893090][ C0] R10: 0000000000000002 R11: ffff8880a7546080 R12: ffffc90000006d68
[ 44.893092][ C0] R13: ffffc90000006de0 R14: ffffc90000006d70 R15: ffffffff8c226000
[ 44.893094][ C0] FS: 00000000009f5880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
[ 44.893096][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 44.893098][ C0] CR2: 0000000080010002 CR3: 000000009d256000 CR4: 00000000001406f0
[ 44.893099][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 44.893101][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 44.893102][ C0] Call Trace:
[ 44.893103][ C0]
[ 44.893104][ C0] kallsyms_lookup+0xa5/0x540
[ 44.893106][ C0] ? symbol_string+0x6e/0x210
[ 44.893108][ C0] BUG: unable to handle page fault for address: 0000000080010002
[ 44.893109][ C0] #PF: supervisor write access in kernel mode
[ 44.893111][ C0] #PF: error_code(0x0002) - not-present page
[ 44.893112][ C0] PGD a137c067 P4D a137c067 PUD 0
[ 44.893116][ C0] Oops: 0002 [#4] PREEMPT SMP KASAN
[ 44.893118][ C0] CPU: 0 PID: 6857 Comm: syz-executor315 Not tainted 5.8.0-rc3-syzkaller #0
[ 44.893120][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 44.893121][ C0] RIP: 0010:in_gate_area_no_mm+0x0/0x50
[ 44.893125][ C0] 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 bf 02 00 00 00 89
[ 44.893127][ C0] RSP: 0018:ffffc90000006610 EFLAGS: 00010087
[ 44.893129][ C0] RAX: 0000000080010002 RBX: ffffffff80ffffff RCX: ffff8880a7546080
[ 44.893131][ C0] RDX: ffff8880a7546080 RSI: ffffffff8c226000 RDI: ffffffff80ffffff
[ 44.893133][ C0] RBP: ffffffff81000000 R08: ffffffff816b452c R09: ffffffff83bd41be
[ 44.893135][ C0] R10: 0000000000000002 R11: ffff8880a7546080 R12: ffffc90000006678
[ 44.893137][ C0] R13: ffffc900000066f0 R14: ffffc90000006680 R15: ffffffff8c226000
[ 44.893139][ C0] FS: 00000000009f5880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
[ 44.893140][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 44.893142][ C0] CR2: 0000000080010002 CR3: 000000009d256000 CR4: 00000000001406f0
[ 44.893144][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 44.893146][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 44.893147][ C0] Call Trace:
[ 44.893148][ C0]
[ 44.893149][ C0] kallsyms_lookup+0xa5/0x540
[ 44.893150][ C0] ? symbol_string+0x6e/0x210
[ 44.893152][ C0] BUG: unable to handle page fault for address: 0000000080010002
[ 44.893154][ C0] #PF: supervisor write access in kernel mode
[ 44.893155][ C0] #PF: error_code(0x0002) - not-present page
[ 44.893156][ C0] PGD a137c067 P4D a137c067 PUD 0
[ 44.893160][ C0] Oops: 0002 [#5] PREEMPT SMP KASAN
[ 44.893162][ C0] CPU: 0 PID: 6857 Comm: syz-executor315 Not tainted 5.8.0-rc3-syzkaller #0
[ 44.893165][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 44.893166][ C0] RIP: 0010:in_gate_area_no_mm+0x0/0x50
[ 44.893170][ C0] 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 bf 02 00 00 00 89
[ 44.893172][ C0] RSP: 0018:ffffc90000005f20 EFLAGS: 00010087
[ 44.893174][ C0] RAX: 0000000080010002 RBX: ffffffff80ffffff RCX: ffff8880a7546080
[ 44.893176][ C0] RDX: ffff8880a7546080 RSI: ffffffff8c226000 RDI: ffffffff80ffffff
[ 44.893178][ C0] RBP: ffffffff81000000 R08: ffffffff816b452c R09: ffffffff83bd41be
[ 44.893180][ C0] R10: 0000000000000002 R11: ffff8880a7546080 R12: ffffc90000005f88
[ 44.893182][ C0] R13: ffffc90000006000 R14: ffffc90000005f90 R15: ffffffff8c226000
[ 44.893184][ C0] FS: 00000000009f5880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
[ 44.893186][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 44.893187][ C0] CR2: 0000000080010002 CR3: 000000009d256000 CR4: 00000000001406f0
[ 44.893189][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 44.893191][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 44.893192][ C0] Call Trace:
[ 44.893193][ C0]
[ 44.893194][ C0] kallsyms_lookup+0xa5/0x540
[ 44.893195][ C0] ? symbol_string+0x6e/0x210
[ 44.893197][ C0] BUG: unable to handle page fault for address: 0000000080010002
[ 44.893199][ C0] #PF: supervisor write access in kernel mode
[ 44.893200][ C0] #PF: error_code(0x0002) - not-present page
[ 44.893201][ C0] PGD a137c067 P4D a137c067 PUD 0
[ 44.893205][ C0] Oops: 0002 [#6] PREEMPT SMP KASAN
[ 44.893207][ C0] CPU: 0 PID: 6857 Comm: syz-executor315 Not tainted 5.8.0-rc3-syzkaller #0
[ 44.893209][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 44.893211][ C0] RIP: 0010:in_gate_area_no_mm+0x0/0x50
[ 44.893215][ C0] 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 bf 02 00 00 00 89
[ 44.893216][ C0] RSP: 0018:ffffc90000005830 EFLAGS: 00010087
[ 44.893219][ C0] RAX: 0000000080010002 RBX: ffffffff80ffffff RCX: ffff8880a7546080
[ 44.893221][ C0] RDX: ffff8880a7546080 RSI: ffffffff8c226000 RDI: ffffffff80ffffff
[ 44.893223][ C0] RBP: ffffffff81000000 R08: ffffffff816b452c R09: ffffffff83bd41be
[ 44.893224][ C0] R10: 0000000000000002 R11: ffff8880a7546080 R12: ffffc90000005898
[ 44.893226][ C0] R13: ffffc90000005910 R14: ffffc900000058a0 R15: ffffffff8c226000
[ 44.893228][ C0] FS: 00000000009f5880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
[ 44.893230][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 44.893232][ C0] CR2: 0000000080010002 CR3: 000000009d256000 CR4: 00000000001406f0
[ 44.893234][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 44.893236][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 44.893237][ C0] Call Trace:
[ 44.893237][ C0]
[ 44.893239][ C0] kallsyms_lookup+0xa5/0x540
[ 44.893240][ C0] ? symbol_string+0x6e/0x210
[ 44.893242][ C0] BUG: unable to handle page fault for address: 0000000080010002
[ 44.893243][ C0] #PF: supervisor write access in kernel mode
[ 44.893245][ C0] #PF: error_code(0x0002) - not-present page
[ 44.893246][ C0] PGD a137c067 P4D a137c067 PUD 0
[ 44.893250][ C0] Oops: 0002 [#7] PREEMPT SMP KASAN
[ 44.893252][ C0] CPU: 0 PID: 6857 Comm: syz-executor315 Not tainted 5.8.0-rc3-syzkaller #0
[ 44.893254][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 44.893255][ C0] RIP: 0010:in_gate_area_no_mm+0x0/0x50
[ 44.893260][ C0] 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 bf 02 00 00 00 89
[ 44.893261][ C0] RSP: 0018:ffffc90000005140 EFLAGS: 00010087
[ 44.893264][ C0] RAX: 0000000080010002 RBX: ffffffff80ffffff RCX: ffff8880a7546080
[ 44.893265][ C0] RDX: ffff8880a7546080 RSI: ffffffff8c226000 RDI: ffffffff80ffffff
[ 44.893267][ C0] RBP: ffffffff81000000 R08: ffffffff816b452c R09: ffffffff83bd41be
[ 44.893269][ C0] R10: 0000000000000002 R11: ffff8880a7546080 R12: ffffc900000051a8
[ 44.893271][ C0] R13: ffffc90000005220 R14: ffffc900000051b0 R15: ffffffff8c226000
[ 44.893273][ C0] FS: 00000000009f5880(0000) GS:ffff8880ae800000(0000) knlG
[ 44.893277][ C0] Lost 299 message(s)!