Warning: Permanently added '10.128.0.65' (ECDSA) to the list of known hosts. 2023/01/10 08:06:50 fuzzer started 2023/01/10 08:06:50 dialing manager at 10.128.0.163:41095 [ 19.777804][ T23] audit: type=1400 audit(1673338010.375:74): avc: denied { mounton } for pid=3099 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1136 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 19.781054][ T23] audit: type=1400 audit(1673338010.375:75): avc: denied { mount } for pid=3099 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 19.784516][ T3099] cgroup: Unknown subsys name 'net' [ 19.785547][ T23] audit: type=1400 audit(1673338010.385:76): avc: denied { unmount } for pid=3099 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 19.915178][ T3099] cgroup: Unknown subsys name 'rlimit' 2023/01/10 08:06:50 syscalls: 2806 2023/01/10 08:06:50 code coverage: enabled 2023/01/10 08:06:50 comparison tracing: enabled 2023/01/10 08:06:50 extra coverage: enabled 2023/01/10 08:06:50 delay kcov mmap: enabled 2023/01/10 08:06:50 setuid sandbox: enabled 2023/01/10 08:06:50 namespace sandbox: enabled 2023/01/10 08:06:50 Android sandbox: enabled 2023/01/10 08:06:50 fault injection: enabled 2023/01/10 08:06:50 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2023/01/10 08:06:50 net packet injection: enabled 2023/01/10 08:06:50 net device setup: enabled 2023/01/10 08:06:50 concurrency sanitizer: enabled 2023/01/10 08:06:50 devlink PCI setup: PCI device 0000:00:10.0 is not available 2023/01/10 08:06:50 NIC VF setup: PCI device 0000:00:11.0 is not available 2023/01/10 08:06:50 USB emulation: /dev/raw-gadget does not exist 2023/01/10 08:06:50 hci packet injection: /dev/vhci does not exist 2023/01/10 08:06:50 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 2023/01/10 08:06:50 802.15.4 emulation: enabled [ 20.035901][ T23] audit: type=1400 audit(1673338010.635:77): avc: denied { mounton } for pid=3099 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 20.060814][ T23] audit: type=1400 audit(1673338010.635:78): avc: denied { mount } for pid=3099 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 2023/01/10 08:06:50 suppressing KCSAN reports in functions: '__writeback_single_inode' 'dont_mount' 'generic_write_end' 'do_sys_poll' 'can_receive' 'pcpu_alloc' 'blk_mq_sched_dispatch_requests' 'ext4_fill_raw_inode' 'xas_find_marked' 'can_send' 2023/01/10 08:06:50 fetching corpus: 0, signal 0/2000 (executing program) [ 20.084105][ T23] audit: type=1400 audit(1673338010.635:79): avc: denied { create } for pid=3099 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 20.104631][ T23] audit: type=1400 audit(1673338010.635:80): avc: denied { write } for pid=3099 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 20.127328][ T23] audit: type=1400 audit(1673338010.665:81): avc: denied { read } for pid=3099 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 2023/01/10 08:06:50 fetching corpus: 50, signal 23687/27220 (executing program) 2023/01/10 08:06:51 fetching corpus: 100, signal 35734/40667 (executing program) 2023/01/10 08:06:51 fetching corpus: 150, signal 41544/47893 (executing program) 2023/01/10 08:06:51 fetching corpus: 200, signal 45852/53549 (executing program) 2023/01/10 08:06:51 fetching corpus: 250, signal 51387/60223 (executing program) 2023/01/10 08:06:51 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08:07:00 fetching corpus: 3295, signal 144136/180178 (executing program) 2023/01/10 08:07:00 fetching corpus: 3345, signal 144788/180917 (executing program) 2023/01/10 08:07:00 fetching corpus: 3395, signal 145524/181675 (executing program) 2023/01/10 08:07:01 fetching corpus: 3445, signal 146458/182474 (executing program) 2023/01/10 08:07:01 fetching corpus: 3495, signal 147166/183180 (executing program) 2023/01/10 08:07:01 fetching corpus: 3545, signal 148412/184008 (executing program) [ 31.203953][ T0] ================================================================== [ 31.212039][ T0] BUG: KCSAN: data-race in tick_nohz_stop_tick / tick_nohz_stop_tick [ 31.220184][ T0] [ 31.222496][ T0] write to 0xffffffff85ed4270 of 4 bytes by task 0 on cpu 0: [ 31.229843][ T0] tick_nohz_stop_tick+0xa0/0x400 [ 31.234861][ T0] tick_nohz_idle_stop_tick+0x174/0x2c0 [ 31.240397][ T0] do_idle+0x18a/0x250 [ 31.244445][ T0] cpu_startup_entry+0x15/0x20 [ 31.249187][ T0] rest_init+0xe8/0xf0 [ 31.253240][ T0] arch_call_rest_init+0x5/0x10 [ 31.258075][ T0] start_kernel+0x59e/0x630 [ 31.262560][ T0] secondary_startup_64_no_verify+0xcf/0xdb [ 31.268437][ T0] [ 31.270748][ T0] read to 0xffffffff85ed4270 of 4 bytes by task 0 on cpu 1: [ 31.278009][ T0] tick_nohz_stop_tick+0x7a/0x400 [ 31.283033][ T0] tick_nohz_idle_stop_tick+0x174/0x2c0 [ 31.288576][ T0] do_idle+0x18a/0x250 [ 31.292632][ T0] cpu_startup_entry+0x15/0x20 [ 31.297385][ T0] start_secondary+0x78/0x80 [ 31.301961][ T0] secondary_startup_64_no_verify+0xcf/0xdb [ 31.307845][ T0] [ 31.310152][ T0] value changed: 0x00000000 -> 0xffffffff [ 31.315850][ T0] [ 31.318165][ T0] Reported by Kernel Concurrency Sanitizer on: [ 31.324295][ T0] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.2.0-rc3-syzkaller-00009-g5a41237ad1d4-dirty #0 [ 31.334426][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 31.344589][ T0] ================================================================== 2023/01/10 08:07:02 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