[ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Warning: Permanently added '10.128.0.30' (ECDSA) to the list of known hosts. executing program executing program executing program [ 79.184691][ T38] audit: type=1400 audit(1617502146.164:8): avc: denied { execmem } for pid=8361 comm="syz-executor706" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 79.207347][ T38] audit: type=1804 audit(1617502146.164:9): pid=8362 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor706" name="/root/file0" dev="sda1" ino=13859 res=1 errno=0 executing program executing program executing program [ 79.230479][ T38] audit: type=1804 audit(1617502146.164:10): pid=8363 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor706" name="/root/file0" dev="sda1" ino=13859 res=1 errno=0 [ 79.255178][ T38] audit: type=1804 audit(1617502146.194:11): pid=8364 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor706" name="/root/file0" dev="sda1" ino=13859 res=1 errno=0 executing program executing program executing program [ 79.280751][ T38] audit: type=1804 audit(1617502146.214:12): pid=8365 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor706" name="/root/file0" dev="sda1" ino=13859 res=1 errno=0 [ 79.304500][ T38] audit: type=1804 audit(1617502146.234:13): pid=8366 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor706" name="/root/file0" dev="sda1" ino=13859 res=1 errno=0 executing program executing program executing program [ 79.327783][ T38] audit: type=1804 audit(1617502146.234:14): pid=8367 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor706" name="/root/file0" dev="sda1" ino=13859 res=1 errno=0 [ 79.350949][ T38] audit: type=1804 audit(1617502146.264:15): pid=8368 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor706" name="/root/file0" dev="sda1" ino=13859 res=1 errno=0 executing program executing program executing program executing program executing program [ 79.374493][ T38] audit: type=1804 audit(1617502146.284:16): pid=8369 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor706" name="/root/file0" dev="sda1" ino=13859 res=1 errno=0 [ 79.397568][ T38] audit: type=1804 audit(1617502146.284:17): pid=8370 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor706" name="/root/file0" dev="sda1" ino=13859 res=1 errno=0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program Debian GNU/Linux 9 syzkaller ttyS0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 84.192253][ T38] kauditd_printk_skb: 290 callbacks suppressed [ 84.192271][ T38] audit: type=1804 audit(1617502151.164:308): pid=8664 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor706" name="/root/file0" dev="sda1" ino=13859 res=1 errno=0 executing program [ 84.223883][ T38] audit: type=1804 audit(1617502151.204:309): pid=8665 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor706" name="/root/file0" dev="sda1" ino=13859 res=1 errno=0 [ 84.251210][ T38] audit: type=1804 audit(1617502151.234:310): pid=8666 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor706" name="/root/file0" dev="sda1" ino=13859 res=1 errno=0 [ 84.274461][ C1] ------------[ cut here ]------------ [ 84.274488][ C1] WARNING: CPU: 1 PID: 38 at drivers/gpu/drm/vkms/vkms_crtc.c:21 vkms_vblank_simulate+0x31e/0x3b0 [ 84.274535][ C1] Modules linked in: [ 84.274544][ C1] CPU: 1 PID: 38 Comm: kauditd Not tainted 5.12.0-rc5-syzkaller #0 [ 84.274558][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.274566][ C1] RIP: 0010:vkms_vblank_simulate+0x31e/0x3b0 [ 84.274585][ C1] Code: 85 9e 00 00 00 48 8b 95 b8 01 00 00 4c 89 e1 bf 02 00 00 00 48 c7 c6 80 32 d8 89 e8 4c 08 f0 ff e9 e5 fe ff ff e8 b2 8b 26 fd <0f> 0b e9 88 fd ff ff e8 46 b4 69 fd e9 11 fe ff ff 4c 89 ef e8 39 [ 84.274598][ C1] RSP: 0018:ffffc90000dd8df0 EFLAGS: 00010046 [ 84.274610][ C1] RAX: 0000000000010001 RBX: ffff888143e81e58 RCX: 0000000000000000 [ 84.274619][ C1] RDX: ffff888011a0e240 RSI: ffffffff844c9a4e RDI: 0000000000000003 [ 84.274628][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000000000 [ 84.274636][ C1] R10: ffffffff844c97d3 R11: 0000000000000000 R12: ffff888143e80d30 [ 84.274645][ C1] R13: 0000000000fe4c00 R14: ffff8880b9d26340 R15: ffffffff844c9730 [ 84.274655][ C1] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 84.274669][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.274678][ C1] CR2: 00007f0dae3ac000 CR3: 000000002b4f8000 CR4: 00000000001506e0 [ 84.274687][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 84.274695][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 84.274704][ C1] Call Trace: [ 84.274708][ C1] [ 84.274713][ C1] ? vkms_disable_vblank+0x20/0x20 [ 84.274730][ C1] __hrtimer_run_queues+0x609/0xe40 [ 84.274745][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 84.274759][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 84.274775][ C1] hrtimer_interrupt+0x330/0xa00 [ 84.274789][ C1] __sysvec_apic_timer_interrupt+0x146/0x540 [ 84.274808][ C1] sysvec_apic_timer_interrupt+0x8e/0xc0 [ 84.274829][ C1] [ 84.274833][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 84.274850][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 [ 84.274868][ C1] Code: f0 4d 89 03 e9 f2 fc ff ff b9 ff ff ff ff ba 08 00 00 00 4d 8b 03 48 0f bd ca 49 8b 45 00 48 63 c9 e9 64 ff ff ff 0f 1f 40 00 <65> 8b 05 b9 c9 8e 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b [ 84.274881][ C1] RSP: 0018:ffffc90000e27af0 EFLAGS: 00000293 [ 84.274892][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 84.274900][ C1] RDX: ffff888011a0e240 RSI: ffffffff815b401f RDI: 0000000000000003 [ 84.274909][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8fa9d8a7 [ 84.274918][ C1] R10: ffffffff815b4015 R11: 0000000000000000 R12: ffffffff84b24ab0 [ 84.274926][ C1] R13: 0000000000000200 R14: dffffc0000000000 R15: ffffc90000e27b50 [ 84.274935][ C1] ? netconsole_netdev_event+0x340/0x340 [ 84.274951][ C1] ? console_unlock+0x7f5/0xc80 [ 84.274965][ C1] ? console_unlock+0x7ff/0xc80 [ 84.274980][ C1] console_unlock+0x805/0xc80 [ 84.274994][ C1] ? devkmsg_read+0x730/0x730 [ 84.275008][ C1] ? lock_release+0x720/0x720 [ 84.275022][ C1] ? vprintk_func+0x8d/0x1e0 [ 84.275037][ C1] ? vprintk_func+0x8d/0x1e0 [ 84.275051][ C1] vprintk_emit+0x1ca/0x560 [ 84.275065][ C1] vprintk_func+0x8d/0x1e0 [ 84.275079][ C1] printk+0xba/0xed [ 84.275096][ C1] ? record_print_text.cold+0x16/0x16 [ 84.275113][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 84.275127][ C1] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 84.275141][ C1] ? ___ratelimit+0x222/0x4b0 [ 84.275157][ C1] kauditd_hold_skb.cold+0x41/0x50 [ 84.275173][ C1] ? auditd_pid_vnr+0x230/0x230 [ 84.275191][ C1] kauditd_send_queue+0x19d/0x210 [ 84.275217][ C1] ? audit_log_lost+0x180/0x180 [ 84.275241][ C1] kauditd_thread+0x7fa/0xb80 [ 84.275267][ C1] ? auditd_reset+0x170/0x170 [ 84.275293][ C1] ? finish_wait+0x260/0x260 [ 84.275322][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 84.275346][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 84.275374][ C1] ? __kthread_parkme+0x13f/0x1e0 [ 84.275391][ C1] ? auditd_reset+0x170/0x170 [ 84.275406][ C1] kthread+0x3b1/0x4a0 [ 84.275421][ C1] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 84.275437][ C1] ret_from_fork+0x1f/0x30 [ 84.275455][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 84.275461][ C1] CPU: 1 PID: 38 Comm: kauditd Not tainted 5.12.0-rc5-syzkaller #0 [ 84.275474][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.275481][ C1] Call Trace: [ 84.275486][ C1] [ 84.275490][ C1] dump_stack+0x141/0x1d7 [ 84.275503][ C1] panic+0x306/0x73d [ 84.275515][ C1] ? __warn_printk+0xf3/0xf3 [ 84.275528][ C1] ? __warn.cold+0x1a/0x44 [ 84.275540][ C1] ? vkms_vblank_simulate+0x31e/0x3b0 [ 84.275557][ C1] __warn.cold+0x35/0x44 [ 84.275569][ C1] ? vkms_vblank_simulate+0x31e/0x3b0 [ 84.275585][ C1] report_bug+0x1bd/0x210 [ 84.275601][ C1] handle_bug+0x3c/0x60 [ 84.275613][ C1] exc_invalid_op+0x14/0x40 [ 84.275625][ C1] asm_exc_invalid_op+0x12/0x20 [ 84.275640][ C1] RIP: 0010:vkms_vblank_simulate+0x31e/0x3b0 [ 84.275658][ C1] Code: 85 9e 00 00 00 48 8b 95 b8 01 00 00 4c 89 e1 bf 02 00 00 00 48 c7 c6 80 32 d8 89 e8 4c 08 f0 ff e9 e5 fe ff ff e8 b2 8b 26 fd <0f> 0b e9 88 fd ff ff e8 46 b4 69 fd e9 11 fe ff ff 4c 89 ef e8 39 [ 84.275670][ C1] RSP: 0018:ffffc90000dd8df0 EFLAGS: 00010046 [ 84.275681][ C1] RAX: 0000000000010001 RBX: ffff888143e81e58 RCX: 0000000000000000 [ 84.275690][ C1] RDX: ffff888011a0e240 RSI: ffffffff844c9a4e RDI: 0000000000000003 [ 84.275699][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000000000 [ 84.275707][ C1] R10: ffffffff844c97d3 R11: 0000000000000000 R12: ffff888143e80d30 [ 84.275716][ C1] R13: 0000000000fe4c00 R14: ffff8880b9d26340 R15: ffffffff844c9730 [ 84.275726][ C1] ? vkms_disable_vblank+0x20/0x20 [ 84.275742][ C1] ? vkms_vblank_simulate+0xa3/0x3b0 [ 84.275757][ C1] ? vkms_vblank_simulate+0x31e/0x3b0 [ 84.275774][ C1] ? vkms_disable_vblank+0x20/0x20 [ 84.275789][ C1] __hrtimer_run_queues+0x609/0xe40 [ 84.275803][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 84.275817][ C1] ? ktime_get_update_offsets_now+0x3eb/0x5c0 [ 84.275832][ C1] hrtimer_interrupt+0x330/0xa00 [ 84.275845][ C1] __sysvec_apic_timer_interrupt+0x146/0x540 [ 84.275862][ C1] sysvec_apic_timer_interrupt+0x8e/0xc0 [ 84.275876][ C1] [ 84.275881][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 84.275896][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 [ 84.275912][ C1] Code: f0 4d 89 03 e9 f2 fc ff ff b9 ff ff ff ff ba 08 00 00 00 4d 8b 03 48 0f bd ca 49 8b 45 00 48 63 c9 e9 64 ff ff ff 0f 1f 40 00 <65> 8b 05 b9 c9 8e 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b [ 84.275924][ C1] RSP: 0018:ffffc90000e27af0 EFLAGS: 00000293 [ 84.275935][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 84.275943][ C1] RDX: ffff888011a0e240 RSI: ffffffff815b401f RDI: 0000000000000003 [ 84.275952][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8fa9d8a7 [ 84.275960][ C1] R10: ffffffff815b4015 R11: 0000000000000000 R12: ffffffff84b24ab0 [ 84.275969][ C1] R13: 0000000000000200 R14: dffffc0000000000 R15: ffffc90000e27b50 [ 84.275978][ C1] ? netconsole_netdev_event+0x340/0x340 [ 84.275992][ C1] ? console_unlock+0x7f5/0xc80 [ 84.276006][ C1] ? console_unlock+0x7ff/0xc80 [ 84.276020][ C1] console_unlock+0x805/0xc80 [ 84.276034][ C1] ? devkmsg_read+0x730/0x730 [ 84.276048][ C1] ? lock_release+0x720/0x720 [ 84.276061][ C1] ? vprintk_func+0x8d/0x1e0 [ 84.276076][ C1] ? vprintk_func+0x8d/0x1e0 [ 84.276090][ C1] vprintk_emit+0x1ca/0x560 [ 84.276104][ C1] vprintk_func+0x8d/0x1e0 [ 84.276118][ C1] printk+0xba/0xed [ 84.276133][ C1] ? record_print_text.cold+0x16/0x16 [ 84.276149][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 84.276162][ C1] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 84.276177][ C1] ? ___ratelimit+0x222/0x4b0 [ 84.276190][ C1] kauditd_hold_skb.cold+0x41/0x50 [ 84.276205][ C1] ? auditd_pid_vnr+0x230/0x230 [ 84.276221][ C1] kauditd_send_queue+0x19d/0x210 [ 84.276236][ C1] ? audit_log_lost+0x180/0x180 [ 84.276251][ C1] kauditd_thread+0x7fa/0xb80 [ 84.276267][ C1] ? auditd_reset+0x170/0x170 [ 84.276282][ C1] ? finish_wait+0x260/0x260 [ 84.276294][ C1] ? lockdep_hardirqs_on+0x79/0x100 [ 84.276314][ C1] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 84.276330][ C1] ? __kthread_parkme+0x13f/0x1e0 [ 84.276344][ C1] ? auditd_reset+0x170/0x170 [ 84.276359][ C1] kthread+0x3b1/0x4a0 [ 84.276374][ C1] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 84.276393][ C1] ret_from_fork+0x1f/0x30 [ 84.277236][ C1] Kernel Offset: disabled [ 85.122187][ C1] Rebooting in 86400 seconds..