Warning: Permanently added '10.128.0.60' (ECDSA) to the list of known hosts. 2023/02/28 13:12:32 fuzzer started 2023/02/28 13:12:32 dialing manager at 10.128.0.163:36103 [ 34.309951][ T23] audit: type=1400 audit(1677589962.087:74): avc: denied { mounton } for pid=3116 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 [ 34.311238][ T3116] cgroup: Unknown subsys name 'net' [ 34.332959][ T23] audit: type=1400 audit(1677589962.087:75): avc: denied { mount } for pid=3116 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 [ 34.360365][ T23] audit: type=1400 audit(1677589962.117:76): avc: denied { unmount } for pid=3116 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 34.499563][ T3116] cgroup: Unknown subsys name 'rlimit' 2023/02/28 13:12:42 syscalls: 2806 2023/02/28 13:12:42 code coverage: enabled 2023/02/28 13:12:42 comparison tracing: enabled 2023/02/28 13:12:42 extra coverage: enabled 2023/02/28 13:12:42 delay kcov mmap: enabled 2023/02/28 13:12:42 setuid sandbox: enabled 2023/02/28 13:12:42 namespace sandbox: enabled 2023/02/28 13:12:42 Android sandbox: enabled 2023/02/28 13:12:42 fault injection: enabled 2023/02/28 13:12:42 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2023/02/28 13:12:42 net packet injection: enabled 2023/02/28 13:12:42 net device setup: enabled 2023/02/28 13:12:42 concurrency sanitizer: enabled 2023/02/28 13:12:42 devlink PCI setup: PCI device 0000:00:10.0 is not available 2023/02/28 13:12:42 NIC VF setup: PCI device 0000:00:11.0 is not available 2023/02/28 13:12:42 USB emulation: /dev/raw-gadget does not exist 2023/02/28 13:12:42 hci packet injection: /dev/vhci does not exist 2023/02/28 13:12:42 wifi device emulation: /sys/class/mac80211_hwsim/ does not exist 2023/02/28 13:12:42 802.15.4 emulation: enabled 2023/02/28 13:12:42 suppressing KCSAN reports in functions: 'mem_cgroup_track_foreign_dirty_slowpath' 'ext4_do_writepages' 'generic_write_end' 'next_uptodate_page' 'can_send' 'filemap_read' 'tick_sched_timer' 'jbd2_journal_stop' 'filemap_fdatawrite_wbc' 'dont_mount' 'dentry_unlink_inode' '_prb_read_valid' 'io_wq_worker_running' 'do_sys_poll' 'xas_clear_mark' 'pcpu_alloc' 'fsnotify' 'ext4_free_inodes_count' 'netlink_dump' '__xa_clear_mark' 'jbd2_journal_dirty_metadata' 'shmem_file_read_iter' 'blk_mq_sched_dispatch_requests' 'exit_mm' 'io_wqe_activate_free_worker' 'can_receive' 'ext4_mb_regular_allocator' [ 34.619029][ T23] audit: type=1400 audit(1677589962.397:77): avc: denied { mounton } for pid=3116 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 [ 34.644023][ T23] audit: type=1400 audit(1677589962.397:78): avc: denied { mount } for pid=3116 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 [ 34.667457][ T23] audit: type=1400 audit(1677589962.397:79): avc: denied { create } for pid=3116 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 34.687906][ T23] audit: type=1400 audit(1677589962.397:80): avc: denied { write } for pid=3116 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 2023/02/28 13:12:42 fetching corpus: 0, signal 0/2000 (executing program) [ 34.708309][ T23] audit: type=1400 audit(1677589962.397:81): avc: denied { read } for pid=3116 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 2023/02/28 13:12:42 fetching corpus: 50, signal 18302/22049 (executing 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fetching corpus: 2500, signal 117113/180986 (executing program) 2023/02/28 13:12:47 fetching corpus: 2550, signal 118073/182880 (executing program) 2023/02/28 13:12:47 fetching corpus: 2600, signal 121205/186191 (executing program) 2023/02/28 13:12:47 fetching corpus: 2650, signal 121812/187819 (executing program) 2023/02/28 13:12:47 fetching corpus: 2700, signal 122781/189681 (executing program) 2023/02/28 13:12:47 fetching corpus: 2750, signal 123896/191573 (executing program) 2023/02/28 13:12:48 fetching corpus: 2800, signal 124982/193521 (executing program) 2023/02/28 13:12:48 fetching corpus: 2850, signal 125686/195190 (executing program) 2023/02/28 13:12:48 fetching corpus: 2900, signal 126674/196969 (executing program) 2023/02/28 13:12:48 fetching corpus: 2950, signal 127637/198773 (executing program) 2023/02/28 13:12:48 fetching corpus: 3000, signal 128333/200389 (executing program) [ 40.948032][ T0] ================================================================== [ 40.956147][ T0] BUG: KCSAN: data-race in tick_nohz_idle_stop_tick / tick_nohz_idle_stop_tick [ 40.965112][ T0] [ 40.967450][ T0] write to 0xffffffff85f00ff0 of 4 bytes by task 0 on cpu 1: [ 40.974916][ T0] tick_nohz_idle_stop_tick+0x1fe/0x6e0 [ 40.980482][ T0] do_idle+0x186/0x250 [ 40.984570][ T0] cpu_startup_entry+0x18/0x20 [ 40.989350][ T0] start_secondary+0x7c/0x80 [ 40.993951][ T0] secondary_startup_64_no_verify+0xcf/0xdb [ 40.999854][ T0] [ 41.002176][ T0] read to 0xffffffff85f00ff0 of 4 bytes by task 0 on cpu 0: [ 41.009495][ T0] tick_nohz_idle_stop_tick+0x1d6/0x6e0 [ 41.015057][ T0] do_idle+0x186/0x250 [ 41.019164][ T0] cpu_startup_entry+0x18/0x20 [ 41.024045][ T0] rest_init+0xef/0xf0 [ 41.028117][ T0] arch_call_rest_init+0x9/0x10 [ 41.032982][ T0] start_kernel+0x58a/0x610 [ 41.037496][ T0] secondary_startup_64_no_verify+0xcf/0xdb [ 41.043399][ T0] 2023/02/28 13:12:48 fetching corpus: 3050, signal 128907/201940 (executing program) [ 41.045734][ T0] value changed: 0x00000001 -> 0xffffffff [ 41.051534][ T0] [ 41.053878][ T0] Reported by Kernel Concurrency Sanitizer on: [ 41.060024][ T0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.2.0-syzkaller-12913-gae3419fbac84-dirty #0 [ 41.069828][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023 [ 41.079895][ T0] ================================================================== 2023/02/28 13:12:49 fetching corpus: 3100, signal 129612/203576 (executing program) 2023/02/28 13:12:49 fetching corpus: 3150, signal 130620/205348 (executing program) 2023/02/28 13:12:49 fetching corpus: 3200, signal 131606/207079 (executing program) 2023/02/28 13:12:49 fetching corpus: 3250, signal 132390/208702 (executing program) 2023/02/28 13:12:49 fetching corpus: 3300, signal 133183/210333 (executing program) 2023/02/28 13:12:49 fetching corpus: 3350, signal 133926/211897 (executing program) 2023/02/28 13:12:49 fetching corpus: 3400, signal 134731/213497 (executing program) 2023/02/28 13:12:49 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