[....] Starting periodic command scheduler: cron[ 94.246506][ T27] audit: type=1400 audit(1584020552.173:38): avc: denied { watch } for pid=10268 comm="restorecond" path="/etc/selinux/restorecond.conf" dev="sda1" ino=2232 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1
[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[ 94.566617][ T27] audit: type=1800 audit(1584020552.543:39): pid=10181 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0
[ 94.589625][ T27] audit: type=1800 audit(1584020552.543:40): pid=10181 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0
Debian GNU/Linux 7 syzkaller ttyS0
syzkaller login: [ 96.381969][ T27] audit: type=1400 audit(1584020554.353:41): avc: denied { map } for pid=10358 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1
Warning: Permanently added '10.128.0.147' (ECDSA) to the list of known hosts.
executing program
[ 884.505524][ T27] audit: type=1400 audit(1584021342.483:42): avc: denied { map } for pid=10370 comm="syz-executor372" path="/root/syz-executor372124048" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1
executing program
[ 884.922632][T10372] ==================================================================
[ 884.922765][T10372] BUG: KASAN: user-memory-access in kvmclock_cpufreq_notifier+0x1e9/0x580
[ 884.922776][T10372] Read of size 4 at addr 00000000896bb8f0 by task syz-executor372/10372
[ 884.922779][T10372]
[ 884.922792][T10372] CPU: 0 PID: 10372 Comm: syz-executor372 Not tainted 5.6.0-rc5-syzkaller #0
[ 884.922799][T10372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 884.922803][T10372] Call Trace:
[ 884.922808][T10372]
[ 884.922882][T10372] dump_stack+0x188/0x20d
[ 884.922895][T10372] ? kvmclock_cpufreq_notifier+0x1e9/0x580
[ 884.922908][T10372] ? kvmclock_cpufreq_notifier+0x1e9/0x580
[ 884.922962][T10372] __kasan_report.cold+0x5/0x32
[ 884.922978][T10372] ? kvmclock_cpufreq_notifier+0x1e9/0x580
[ 884.922994][T10372] kasan_report+0xe/0x20
[ 884.923008][T10372] check_memory_region+0x128/0x190
[ 884.923022][T10372] kvmclock_cpufreq_notifier+0x1e9/0x580
[ 884.923071][T10372] ? interrupt_entry+0xb8/0xc0
[ 884.923079][T10372]
[ 884.923083][T10372] ==================================================================
[ 884.923087][T10372] Disabling lock debugging due to kernel taint
[ 884.923093][T10372] Kernel panic - not syncing: panic_on_warn set ...
[ 884.923105][T10372] CPU: 0 PID: 10372 Comm: syz-executor372 Tainted: G B 5.6.0-rc5-syzkaller #0
[ 884.923110][T10372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 884.923113][T10372] Call Trace:
[ 884.923117][T10372]
[ 884.923128][T10372] dump_stack+0x188/0x20d
[ 884.923162][T10372] panic+0x2e3/0x75c
[ 884.923174][T10372] ? add_taint.cold+0x16/0x16
[ 884.923188][T10372] ? kvmclock_cpufreq_notifier+0x1e9/0x580
[ 884.923221][T10372] ? trace_hardirqs_off+0x50/0x220
[ 884.923233][T10372] ? trace_hardirqs_off+0x50/0x220
[ 884.923246][T10372] ? kvmclock_cpufreq_notifier+0x1e9/0x580
[ 884.923262][T10372] end_report+0x43/0x49
[ 884.923273][T10372] ? kvmclock_cpufreq_notifier+0x1e9/0x580
[ 884.923283][T10372] __kasan_report.cold+0xd/0x32
[ 884.923296][T10372] ? kvmclock_cpufreq_notifier+0x1e9/0x580
[ 884.923308][T10372] kasan_report+0xe/0x20
[ 884.923320][T10372] check_memory_region+0x128/0x190
[ 884.923332][T10372] kvmclock_cpufreq_notifier+0x1e9/0x580
[ 884.923342][T10372] ? interrupt_entry+0xb8/0xc0
[ 884.923346][T10372]
[ 886.056738][T10372] Shutting down cpus with NMI
[ 886.058385][T10372] Kernel Offset: disabled
[ 886.294696][T10372] Rebooting in 86400 seconds..