Warning: Permanently added '10.128.0.69' (ECDSA) to the list of known hosts.
2021/01/16 20:59:00 fuzzer started
2021/01/16 20:59:00 dialing manager at 10.128.0.105:44581
2021/01/16 20:59:00 syscalls: 3465
2021/01/16 20:59:00 code coverage: enabled
2021/01/16 20:59:00 comparison tracing: enabled
2021/01/16 20:59:00 extra coverage: enabled
2021/01/16 20:59:00 setuid sandbox: enabled
2021/01/16 20:59:00 namespace sandbox: enabled
2021/01/16 20:59:00 Android sandbox: /sys/fs/selinux/policy does not exist
2021/01/16 20:59:00 fault injection: enabled
2021/01/16 20:59:00 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2021/01/16 20:59:00 net packet injection: enabled
2021/01/16 20:59:00 net device setup: enabled
2021/01/16 20:59:00 concurrency sanitizer: enabled
2021/01/16 20:59:00 devlink PCI setup: PCI device 0000:00:10.0 is not available
2021/01/16 20:59:00 USB emulation: enabled
2021/01/16 20:59:00 hci packet injection: enabled
2021/01/16 20:59:00 wifi device emulation: enabled
2021/01/16 20:59:02 suppressing KCSAN reports in functions: 'ext4_free_inodes_count' 'blk_mq_sched_dispatch_requests' 'generic_write_end' 'blk_mq_dispatch_rq_list' 'complete_signal' 'ext4_writepages' 'dd_has_work' 'expire_timers' 'wbt_done' 'audit_log_start' 'n_tty_receive_buf_common' 'pcpu_alloc' '__ext4_new_inode' 'isolate_migratepages_block' 'blk_mq_rq_ctx_init' 'ext4_free_inode' 'do_nanosleep' 'alloc_pid' 'kauditd_thread' 'find_get_pages_range_tag' '__xa_clear_mark' 
2021/01/16 20:59:02 fetching corpus: 0, signal 0/2000 (executing program)
2021/01/16 20:59:02 fetching corpus: 42, signal 23392/27057 (executing program)
[   32.182212][ T8423] ==================================================================
[   32.190355][ T8423] BUG: KCSAN: data-race in __send_signal / futex_wait_queue_me
[   32.197889][ T8423] 
[   32.200186][ T8423] read-write to 0xffff88810ae4a02c of 4 bytes by task 8434 on cpu 0:
[   32.208222][ T8423]  futex_wait_queue_me+0x17e/0x240
[   32.213354][ T8423]  futex_wait+0x145/0x3d0
[   32.217697][ T8423]  do_futex+0x105a/0x20c0
[   32.222003][ T8423]  __se_sys_futex+0x2a8/0x390
[   32.226655][ T8423]  __x64_sys_futex+0x74/0x80
[   32.231219][ T8423]  do_syscall_64+0x39/0x80
[   32.235610][ T8423]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   32.241492][ T8423] 
[   32.243790][ T8423] read to 0xffff88810ae4a02c of 4 bytes by task 8423 on cpu 1:
[   32.251317][ T8423]  __send_signal+0x276/0x780
[   32.255882][ T8423]  send_signal+0x39f/0x3d0
[   32.260287][ T8423]  do_send_sig_info+0x9b/0xe0
[   32.264954][ T8423]  do_send_specific+0xc7/0x100
[   32.269690][ T8423]  __x64_sys_tgkill+0x108/0x140
[   32.274510][ T8423]  do_syscall_64+0x39/0x80
[   32.278917][ T8423]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   32.284782][ T8423] 
[   32.287086][ T8423] Reported by Kernel Concurrency Sanitizer on:
[   32.293204][ T8423] CPU: 1 PID: 8423 Comm: syz-fuzzer Not tainted 5.11.0-rc3-syzkaller #0
[   32.301499][ T8423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   32.311700][ T8423] ==================================================================
[   32.319729][ T8423] Kernel panic - not syncing: panic_on_warn set ...
[   32.326295][ T8423] CPU: 1 PID: 8423 Comm: syz-fuzzer Not tainted 5.11.0-rc3-syzkaller #0
[   32.334595][ T8423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   32.344631][ T8423] Call Trace:
[   32.347888][ T8423]  dump_stack+0x116/0x15d
[   32.352195][ T8423]  panic+0x1e7/0x5fa
[   32.356064][ T8423]  ? vprintk_emit+0x2e2/0x360
[   32.360718][ T8423]  kcsan_report+0x67b/0x680
[   32.365209][ T8423]  ? kcsan_setup_watchpoint+0x47b/0x4e0
[   32.370753][ T8423]  ? __send_signal+0x276/0x780
[   32.375499][ T8423]  ? send_signal+0x39f/0x3d0
[   32.380073][ T8423]  ? do_send_sig_info+0x9b/0xe0
[   32.384904][ T8423]  ? do_send_specific+0xc7/0x100
[   32.389860][ T8423]  ? __x64_sys_tgkill+0x108/0x140
[   32.394860][ T8423]  ? do_syscall_64+0x39/0x80
[   32.399468][ T8423]  ? entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   32.405521][ T8423]  ? fpregs_mark_activate+0x3a/0x100
[   32.410789][ T8423]  kcsan_setup_watchpoint+0x47b/0x4e0
[   32.416145][ T8423]  __send_signal+0x276/0x780
[   32.420719][ T8423]  send_signal+0x39f/0x3d0
[   32.425112][ T8423]  do_send_sig_info+0x9b/0xe0
[   32.429772][ T8423]  do_send_specific+0xc7/0x100
[   32.434511][ T8423]  __x64_sys_tgkill+0x108/0x140
[   32.439341][ T8423]  do_syscall_64+0x39/0x80
[   32.443734][ T8423]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   32.449603][ T8423] RIP: 0033:0x466066
[   32.453469][ T8423] Code: cc cc cc cc b8 27 00 00 00 0f 05 48 89 44 24 08 c3 cc cc cc 48 8b 7c 24 08 48 8b 74 24 10 48 8b 54 24 18 b8 ea 00 00 00 0f 05 <c3> cc cc cc cc cc cc cc cc cc 8b 7c 24 08 48 8b 74 24 10 48 8b 54
[   32.473061][ T8423] RSP: 002b:000000c00003feb0 EFLAGS: 00000246 ORIG_RAX: 00000000000000ea
[   32.481446][ T8423] RAX: ffffffffffffffda RBX: 000000c000000180 RCX: 0000000000466066
[   32.489393][ T8423] RDX: 0000000000000017 RSI: 00000000000020f2 RDI: 00000000000020e5
[   32.497337][ T8423] RBP: 000000c00003fed0 R08: 0000000000000000 R09: 0000000000000010
[   32.505281][ T8423] R10: 00007ffc7ea9a0b8 R11: 0000000000000246 R12: 000000000122e3c0
[   32.513227][ T8423] R13: 0000000000000026 R14: 000000000000005e R15: ffffffffffffffff
[   32.521995][ T8423] Kernel Offset: disabled
[   32.526300][ T8423] Rebooting in 86400 seconds..