Warning: Permanently added '10.128.0.113' (ECDSA) to the list of known hosts. 2023/01/08 10:16:23 fuzzer started 2023/01/08 10:16:24 dialing manager at 10.128.0.163:38773 [ 28.236639][ T23] audit: type=1400 audit(1673172987.764:74): avc: denied { mounton } for pid=3106 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 [ 28.237495][ T3106] cgroup: Unknown subsys name 'net' [ 28.265423][ T23] audit: type=1400 audit(1673172987.764:75): avc: denied { mount } for pid=3106 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 [ 28.287598][ T23] audit: type=1400 audit(1673172987.784:76): avc: denied { unmount } for pid=3106 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 28.396430][ T3106] cgroup: Unknown subsys name 'rlimit' 2023/01/08 10:16:28 syscalls: 2806 2023/01/08 10:16:28 code coverage: enabled 2023/01/08 10:16:28 comparison tracing: enabled 2023/01/08 10:16:28 extra coverage: enabled 2023/01/08 10:16:28 delay kcov mmap: enabled 2023/01/08 10:16:28 setuid sandbox: enabled 2023/01/08 10:16:28 namespace sandbox: enabled 2023/01/08 10:16:28 Android sandbox: enabled 2023/01/08 10:16:28 fault injection: enabled 2023/01/08 10:16:28 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2023/01/08 10:16:28 net packet injection: enabled 2023/01/08 10:16:28 net device setup: enabled 2023/01/08 10:16:28 concurrency sanitizer: enabled 2023/01/08 10:16:28 devlink PCI setup: PCI device 0000:00:10.0 is not available 2023/01/08 10:16:28 NIC VF setup: PCI device 0000:00:11.0 is not available 2023/01/08 10:16:28 USB emulation: /dev/raw-gadget does not exist 2023/01/08 10:16:28 hci packet injection: /dev/vhci does not exist 2023/01/08 10:16:28 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 2023/01/08 10:16:28 802.15.4 emulation: enabled 2023/01/08 10:16:28 suppressing KCSAN reports in functions: '__xa_clear_mark' 'dont_mount' 'can_receive' 'tick_sched_timer' 'generic_write_end' 'pcpu_alloc' 'tick_nohz_next_event' 'vfs_fsync_range' 'ext4_free_inodes_count' 'blk_mq_sched_dispatch_requests' 'fsnotify' 'shmem_file_read_iter' 'do_sys_poll' 'xas_find_marked' 'jbd2_journal_dirty_metadata' 'ext4_write_end' 'can_send' 'ext4_fill_raw_inode' 2023/01/08 10:16:28 fetching corpus: 0, signal 0/2000 (executing program) [ 28.516026][ T23] audit: type=1400 audit(1673172988.044:77): avc: denied { mounton } for pid=3106 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 [ 28.545987][ T23] audit: type=1400 audit(1673172988.044:78): avc: denied { mount } for pid=3106 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 [ 28.569631][ T23] audit: type=1400 audit(1673172988.044:79): avc: denied { create } for pid=3106 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 28.590133][ T23] audit: type=1400 audit(1673172988.044:80): avc: denied { write } for pid=3106 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 28.610556][ T23] audit: type=1400 audit(1673172988.044:81): avc: denied { read } for pid=3106 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 2023/01/08 10:16:28 fetching corpus: 50, signal 18835/22519 (executing program) 2023/01/08 10:16:28 fetching corpus: 100, signal 23861/29228 (executing program) 2023/01/08 10:16:28 fetching corpus: 150, signal 29270/36221 (executing program) 2023/01/08 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10:16:38 fetching corpus: 3800, signal 144824/200335 (executing program) 2023/01/08 10:16:38 fetching corpus: 3850, signal 145894/201338 (executing program) 2023/01/08 10:16:39 fetching corpus: 3900, signal 146768/202339 (executing program) 2023/01/08 10:16:39 fetching corpus: 3950, signal 147555/203293 (executing program) 2023/01/08 10:16:39 fetching corpus: 4000, signal 148144/204164 (executing program) 2023/01/08 10:16:39 fetching corpus: 4050, signal 149054/205138 (executing program) [ 40.225263][ T0] ================================================================== [ 40.233346][ T0] BUG: KCSAN: data-race in tick_nohz_stop_tick / tick_nohz_stop_tick [ 40.241403][ T0] [ 40.243705][ T0] write to 0xffffffff85ed4270 of 4 bytes by task 0 on cpu 1: [ 40.251046][ T0] tick_nohz_stop_tick+0xa0/0x400 [ 40.256053][ T0] tick_nohz_idle_stop_tick+0x174/0x2c0 [ 40.262266][ T0] do_idle+0x18a/0x250 [ 40.266316][ T0] cpu_startup_entry+0x15/0x20 [ 40.271058][ T0] start_secondary+0x78/0x80 [ 40.275633][ T0] secondary_startup_64_no_verify+0xcf/0xdb [ 40.281506][ T0] [ 40.283811][ T0] read to 0xffffffff85ed4270 of 4 bytes by task 0 on cpu 0: [ 40.291066][ T0] tick_nohz_stop_tick+0x7a/0x400 [ 40.296073][ T0] tick_nohz_idle_stop_tick+0x174/0x2c0 [ 40.301599][ T0] do_idle+0x18a/0x250 [ 40.305648][ T0] cpu_startup_entry+0x15/0x20 [ 40.310390][ T0] rest_init+0xe8/0xf0 [ 40.314441][ T0] arch_call_rest_init+0x5/0x10 [ 40.319280][ T0] start_kernel+0x59e/0x630 2023/01/08 10:16:39 fetching corpus: 4100, signal 149741/206006 (executing program) [ 40.323767][ T0] secondary_startup_64_no_verify+0xcf/0xdb [ 40.329651][ T0] [ 40.331959][ T0] value changed: 0x00000001 -> 0xffffffff [ 40.337661][ T0] [ 40.339967][ T0] Reported by Kernel Concurrency Sanitizer on: [ 40.346094][ T0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.2.0-rc2-syzkaller-00313-g9b43a525db12-dirty #0 [ 40.356220][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 40.366269][ T0] ================================================================== 2023/01/08 10:16:40 fetching corpus: 4150, signal 150361/206838 (executing program) 2023/01/08 10:16:40 fetching corpus: 4200, signal 151240/207752 (executing program) 2023/01/08 10:16:40 fetching corpus: 4250, signal 151871/208591 (executing program) 2023/01/08 10:16:40 fetching corpus: 4300, signal 153197/209535 (executing program) 2023/01/08 10:16:40 fetching corpus: 4350, signal 153820/210319 (executing program) 2023/01/08 10:16:40 fetching corpus: 4400, signal 154308/211063 (executing program) 2023/01/08 10:16:41 fetching corpus: 4450, signal 155658/211999 (executing program) 2023/01/08 10:16:41 fetching corpus: 4500, signal 156401/212790 (executing program) 2023/01/08 10:16:41 fetching corpus: 4550, signal 156865/213490 (executing program) 2023/01/08 10:16:41 fetching corpus: 4600, signal 157408/214169 (executing program) 2023/01/08 10:16:41 fetching corpus: 4650, signal 157844/214861 (executing program) 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