Warning: Permanently added '10.128.15.205' (ECDSA) to the list of known hosts.
2020/05/29 07:12:08 fuzzer started
2020/05/29 07:12:08 dialing manager at 10.128.0.105:45871
2020/05/29 07:12:08 syscalls: 3055
2020/05/29 07:12:08 code coverage: enabled
2020/05/29 07:12:08 comparison tracing: enabled
2020/05/29 07:12:08 extra coverage: enabled
2020/05/29 07:12:08 setuid sandbox: enabled
2020/05/29 07:12:08 namespace sandbox: enabled
2020/05/29 07:12:08 Android sandbox: /sys/fs/selinux/policy does not exist
2020/05/29 07:12:08 fault injection: enabled
2020/05/29 07:12:08 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2020/05/29 07:12:08 net packet injection: enabled
2020/05/29 07:12:08 net device setup: enabled
2020/05/29 07:12:08 concurrency sanitizer: enabled
2020/05/29 07:12:08 devlink PCI setup: PCI device 0000:00:10.0 is not available
2020/05/29 07:12:08 USB emulation: enabled
syzkaller login: [   48.678147][ T8919] KCSAN: could not find function: '_find_next_bit'
[   51.094758][ T8919] KCSAN: could not find function: 'poll_schedule_timeout'
2020/05/29 07:12:13 adding functions to KCSAN blacklist: 'wbt_done' 'do_nanosleep' 'add_timer' 'mod_timer' '_find_next_bit' 'ktime_get_real_seconds' 'file_remove_privs' 'run_timer_softirq' 'blk_mq_dispatch_rq_list' 'page_counter_charge' 'ext4_ext_try_to_merge_right' '__delete_from_page_cache' '__ext4_new_inode' 'ext4_mb_find_by_goal' 'xas_clear_mark' 'blk_mq_get_request' 'direct_page_fault' 'echo_char' 'tick_nohz_idle_stop_tick' 'ptrace_check_attach' 'do_exit' 'alloc_pid' 'generic_fillattr' 'ext4_free_inodes_count' 'pcpu_alloc' 'shmem_getpage_gfp' 'mnt_clone_write' 'd_set_mounted' 'generic_write_end' 'poll_schedule_timeout' 'do_group_exit' 'shmem_file_read_iter' 'ext4_mb_good_group' 'kauditd_thread' 'ext4_handle_inode_extension' 'find_get_pages_range_tag' 'futex_wait_queue_me' 'blk_mq_sched_dispatch_requests' 'tick_sched_do_timer' 'ext4_mark_iloc_dirty' 'ext4_da_write_end' 'copy_process' 'ep_poll' 'file_update_time' 
[   97.994103][ T8907] ==================================================================
[   98.002246][ T8907] BUG: KCSAN: data-race in ktime_get_seconds / timekeeping_advance
[   98.010122][ T8907] 
[   98.012448][ T8907] write to 0xffffffff88ae90c8 of 280 bytes by interrupt on cpu 0:
[   98.020250][ T8907]  timekeeping_advance+0x88e/0xd80
[   98.025367][ T8907]  update_wall_time+0x15/0x20
[   98.030044][ T8907]  tick_do_update_jiffies64+0x1e5/0x2a0
[   98.035591][ T8907]  tick_sched_do_timer+0xc7/0xd0
[   98.040530][ T8907]  tick_sched_timer+0x3f/0xd0
[   98.045207][ T8907]  __hrtimer_run_queues+0x271/0x600
[   98.050446][ T8907]  hrtimer_interrupt+0x226/0x490
[   98.055519][ T8907]  smp_apic_timer_interrupt+0xd8/0x270
[   98.060956][ T8907]  apic_timer_interrupt+0xf/0x20
[   98.065905][ T8907]  __tsan_read4+0xd4/0x110
[   98.070472][ T8907]  try_fill_recv+0x4e3/0xe60
[   98.075054][ T8907]  virtnet_poll+0x62d/0x790
[   98.079549][ T8907]  net_rx_action+0x3ad/0xac0
[   98.084141][ T8907]  __do_softirq+0x118/0x34a
[   98.088622][ T8907]  run_ksoftirqd+0x41/0x60
[   98.093014][ T8907]  smpboot_thread_fn+0x374/0x4a0
[   98.097929][ T8907]  kthread+0x203/0x230
[   98.101979][ T8907]  ret_from_fork+0x1f/0x30
[   98.106364][ T8907] 
[   98.108674][ T8907] read to 0xffffffff88ae9140 of 8 bytes by task 8907 on cpu 1:
[   98.116204][ T8907]  ktime_get_seconds+0x42/0x60
[   98.120945][ T8907]  tcp_rcv_established+0xe79/0xee0
[   98.126030][ T8907]  tcp_v4_do_rcv+0x396/0x4f0
[   98.130610][ T8907]  __release_sock+0x130/0x1e0
[   98.135260][ T8907]  release_sock+0x5e/0x160
[   98.139650][ T8907]  tcp_recvmsg+0x68e/0x1ba0
[   98.144137][ T8907]  inet_recvmsg+0xc1/0x250
[   98.148538][ T8907]  sock_recvmsg+0x8e/0xb0
[   98.152857][ T8907]  sock_read_iter+0x185/0x230
[   98.157509][ T8907]  new_sync_read+0x416/0x450
[   98.162090][ T8907]  __vfs_read+0x9e/0xb0
[   98.166230][ T8907]  vfs_read+0x13e/0x2b0
[   98.170362][ T8907]  ksys_read+0x16a/0x1a0
[   98.174576][ T8907]  __x64_sys_read+0x49/0x60
[   98.179054][ T8907]  do_syscall_64+0xc7/0x3b0
[   98.183532][ T8907]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   98.189391][ T8907] 
[   98.191696][ T8907] Reported by Kernel Concurrency Sanitizer on:
[   98.197837][ T8907] CPU: 1 PID: 8907 Comm: syz-fuzzer Not tainted 5.7.0-rc1-syzkaller #0
[   98.206170][ T8907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   98.216221][ T8907] ==================================================================
[   98.224254][ T8907] Kernel panic - not syncing: panic_on_warn set ...
[   98.230815][ T8907] CPU: 1 PID: 8907 Comm: syz-fuzzer Not tainted 5.7.0-rc1-syzkaller #0
[   98.239032][ T8907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   98.249076][ T8907] Call Trace:
[   98.252347][ T8907]  dump_stack+0x11d/0x187
[   98.256666][ T8907]  panic+0x210/0x640
[   98.260543][ T8907]  ? vprintk_func+0x89/0x13a
[   98.265112][ T8907]  kcsan_report.cold+0xc/0x1a
[   98.269856][ T8907]  kcsan_setup_watchpoint+0x3fb/0x440
[   98.275206][ T8907]  ktime_get_seconds+0x42/0x60
[   98.279949][ T8907]  tcp_rcv_established+0xe79/0xee0
[   98.285054][ T8907]  tcp_v4_do_rcv+0x396/0x4f0
[   98.289623][ T8907]  __release_sock+0x130/0x1e0
[   98.294276][ T8907]  release_sock+0x5e/0x160
[   98.298679][ T8907]  tcp_recvmsg+0x68e/0x1ba0
[   98.303166][ T8907]  inet_recvmsg+0xc1/0x250
[   98.307573][ T8907]  ? apparmor_socket_recvmsg+0x38/0x40
[   98.313018][ T8907]  ? inet_sendpage+0xf0/0xf0
[   98.317586][ T8907]  sock_recvmsg+0x8e/0xb0
[   98.321914][ T8907]  sock_read_iter+0x185/0x230
[   98.326587][ T8907]  new_sync_read+0x416/0x450
[   98.331160][ T8907]  __vfs_read+0x9e/0xb0
[   98.335298][ T8907]  vfs_read+0x13e/0x2b0
[   98.339428][ T8907]  ksys_read+0x16a/0x1a0
[   98.343645][ T8907]  __x64_sys_read+0x49/0x60
[   98.348136][ T8907]  do_syscall_64+0xc7/0x3b0
[   98.352617][ T8907]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   98.358494][ T8907] RIP: 0033:0x4b3cdb
[   98.362380][ T8907] Code: ff e9 69 ff ff ff cc cc cc cc cc cc cc cc cc e8 bb a1 f8 ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30
[   98.381977][ T8907] RSP: 002b:000000c00031b8b8 EFLAGS: 00000212 ORIG_RAX: 0000000000000000
[   98.390376][ T8907] RAX: ffffffffffffffda RBX: 000000c00002e800 RCX: 00000000004b3cdb
[   98.398334][ T8907] RDX: 0000000000001000 RSI: 000000c0000fa000 RDI: 0000000000000006
[   98.406295][ T8907] RBP: 000000c00031b908 R08: 0000000000000001 R09: 0000000000000002
[   98.414249][ T8907] R10: 0000000000001478 R11: 0000000000000212 R12: 0000000000001ee4
[   98.422225][ T8907] R13: 0000000000000400 R14: 0000000000000040 R15: 0000000000000010
[   98.431545][ T8907] Kernel Offset: disabled
[   98.435864][ T8907] Rebooting in 86400 seconds..