Warning: Permanently added '10.128.0.118' (ECDSA) to the list of known hosts. 2021/04/14 17:37:17 fuzzer started 2021/04/14 17:37:17 dialing manager at 10.128.0.163:41179 2021/04/14 17:37:17 syscalls: 3557 2021/04/14 17:37:17 code coverage: enabled 2021/04/14 17:37:17 comparison tracing: enabled 2021/04/14 17:37:17 extra coverage: enabled 2021/04/14 17:37:17 setuid sandbox: enabled 2021/04/14 17:37:17 namespace sandbox: enabled 2021/04/14 17:37:17 Android sandbox: /sys/fs/selinux/policy does not exist 2021/04/14 17:37:17 fault injection: enabled 2021/04/14 17:37:17 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2021/04/14 17:37:17 net packet injection: enabled 2021/04/14 17:37:17 net device setup: enabled 2021/04/14 17:37:17 concurrency sanitizer: enabled 2021/04/14 17:37:17 devlink PCI setup: PCI device 0000:00:10.0 is not available 2021/04/14 17:37:17 USB emulation: enabled 2021/04/14 17:37:17 hci packet injection: enabled 2021/04/14 17:37:17 wifi device emulation: enabled 2021/04/14 17:37:17 802.15.4 emulation: enabled 2021/04/14 17:37:22 suppressing KCSAN reports in functions: 'step_into' 'ext4_free_inodes_count' 'shmem_mknod' 'expire_timers' 'complete_signal' 'ext4_mb_regular_allocator' 'shmem_unlink' 'ext4_handle_inode_extension' 'next_uptodate_page' '__find_get_block' 'blk_mq_sched_dispatch_requests' 'pcpu_alloc' 'io_submit_sqes' 'do_signal_stop' 'audit_log_start' 'sit_tunnel_xmit' 'ext4_free_inode' 'exit_mm' 'dd_has_work' 'wbt_issue' 'blk_mq_do_dispatch_sched' 'xas_find_marked' 'do_exit' '__process_echoes' 'shmem_getpage_gfp' 'isolate_migratepages_block' '__filemap_fdatawrite_range' '_prb_read_valid' 'wg_packet_decrypt_worker' 'blk_mq_dispatch_rq_list' 'do_nanosleep' '__delete_from_page_cache' 'futex_wait_queue_me' '__blkdev_get' 'wbt_done' 'do_select' 'compaction_alloc' '__ext4_new_inode' 'n_tty_receive_buf_common' 'do_sys_poll' 'ext4_set_iomap' 'shmem_file_read_iter' '__send_signal' '__xa_clear_mark' 'generic_write_end' 'kauditd_thread' 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================================================================== [ 49.124466][ T8353] BUG: KCSAN: data-race in do_epoll_wait / do_epoll_wait [ 49.131482][ T8353] [ 49.133783][ T8353] write to 0xffff88810bd2fdd8 of 8 bytes by task 8348 on cpu 0: [ 49.141399][ T8353] do_epoll_wait+0x4d3/0xf00 [ 49.145973][ T8353] __se_sys_epoll_pwait+0xfb/0x210 [ 49.151060][ T8353] __x64_sys_epoll_pwait+0x74/0x80 [ 49.156149][ T8353] do_syscall_64+0x39/0x80 [ 49.160558][ T8353] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 49.166433][ T8353] [ 49.168733][ T8353] read to 0xffff88810bd2fdd8 of 8 bytes by task 8353 on cpu 1: [ 49.176247][ T8353] do_epoll_wait+0x292/0xf00 [ 49.180814][ T8353] __se_sys_epoll_pwait+0xfb/0x210 [ 49.185990][ T8353] __x64_sys_epoll_pwait+0x74/0x80 [ 49.191189][ T8353] do_syscall_64+0x39/0x80 [ 49.195582][ T8353] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 49.201453][ T8353] [ 49.203751][ T8353] Reported by Kernel Concurrency Sanitizer on: 2021/04/14 17:37:36 fetching corpus: 13450, 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