Warning: Permanently added '10.128.0.27' (ECDSA) to the list of known hosts.
2020/06/16 23:02:29 fuzzer started
2020/06/16 23:02:29 dialing manager at 10.128.0.105:33867
2020/06/16 23:02:29 syscalls: 3085
2020/06/16 23:02:29 code coverage: enabled
2020/06/16 23:02:29 comparison tracing: enabled
2020/06/16 23:02:29 extra coverage: enabled
2020/06/16 23:02:29 setuid sandbox: enabled
2020/06/16 23:02:29 namespace sandbox: enabled
2020/06/16 23:02:29 Android sandbox: /sys/fs/selinux/policy does not exist
2020/06/16 23:02:29 fault injection: enabled
2020/06/16 23:02:29 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2020/06/16 23:02:29 net packet injection: enabled
2020/06/16 23:02:29 net device setup: enabled
2020/06/16 23:02:29 concurrency sanitizer: enabled
2020/06/16 23:02:29 devlink PCI setup: PCI device 0000:00:10.0 is not available
2020/06/16 23:02:29 USB emulation: enabled
2020/06/16 23:02:30 suppressing KCSAN reports in functions: 'ptrace_check_attach' 'generic_fillattr' 'find_get_pages_range_tag' '__ext4_new_inode' 'alloc_pid' 'ep_poll' 
syzkaller login: [   59.832479][ T8906] ==================================================================
[   59.841398][ T8906] BUG: KCSAN: data-race in __send_signal / futex_wait_queue_me
[   59.849867][ T8906] 
[   59.852208][ T8906] write to 0xffff88812694c064 of 4 bytes by task 8916 on cpu 0:
[   59.860259][ T8906]  futex_wait_queue_me+0x17d/0x290
[   59.865513][ T8906]  futex_wait+0x17e/0x3a0
[   59.869820][ T8906]  do_futex+0xe2/0x15b0
[   59.873958][ T8906]  __x64_sys_futex+0x2dc/0x410
[   59.878706][ T8906]  do_syscall_64+0xc7/0x3b0
[   59.883195][ T8906]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   59.889160][ T8906] 
[   59.891485][ T8906] read to 0xffff88812694c064 of 4 bytes by task 8906 on cpu 1:
[   59.899007][ T8906]  __send_signal+0x468/0x8a0
[   59.903573][ T8906]  send_signal+0x211/0x2a0
[   59.907965][ T8906]  do_send_sig_info+0x59/0xc0
[   59.912618][ T8906]  do_send_specific+0xd8/0x100
[   59.917373][ T8906]  do_tkill+0xf8/0x130
[   59.926998][ T8906]  __x64_sys_tgkill+0x6d/0x90
[   59.931657][ T8906]  do_syscall_64+0xc7/0x3b0
[   59.936137][ T8906]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   59.941998][ T8906] 
[   59.944297][ T8906] Reported by Kernel Concurrency Sanitizer on:
[   59.950430][ T8906] CPU: 1 PID: 8906 Comm: syz-fuzzer Not tainted 5.7.0-rc1-syzkaller #0
[   59.958649][ T8906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   59.968690][ T8906] ==================================================================
[   59.976735][ T8906] Kernel panic - not syncing: panic_on_warn set ...
[   59.983310][ T8906] CPU: 1 PID: 8906 Comm: syz-fuzzer Not tainted 5.7.0-rc1-syzkaller #0
[   59.991529][ T8906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   60.001556][ T8906] Call Trace:
[   60.004832][ T8906]  dump_stack+0x11d/0x187
[   60.009150][ T8906]  panic+0x210/0x640
[   60.013031][ T8906]  ? vprintk_func+0x89/0x13a
[   60.017615][ T8906]  kcsan_report.cold+0xc/0x1a
[   60.022277][ T8906]  kcsan_setup_watchpoint+0x3fb/0x440
[   60.027628][ T8906]  __send_signal+0x468/0x8a0
[   60.032195][ T8906]  send_signal+0x211/0x2a0
[   60.036597][ T8906]  do_send_sig_info+0x59/0xc0
[   60.041254][ T8906]  do_send_specific+0xd8/0x100
[   60.046004][ T8906]  do_tkill+0xf8/0x130
[   60.050052][ T8906]  __x64_sys_tgkill+0x6d/0x90
[   60.054707][ T8906]  do_syscall_64+0xc7/0x3b0
[   60.059192][ T8906]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   60.065059][ T8906] RIP: 0033:0x468b26
[   60.068943][ T8906] 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
[   60.088521][ T8906] RSP: 002b:000000c000049eb0 EFLAGS: 00000246 ORIG_RAX: 00000000000000ea
[   60.098016][ T8906] RAX: ffffffffffffffda RBX: 000000c000000180 RCX: 0000000000468b26
[   60.105998][ T8906] RDX: 0000000000000017 RSI: 00000000000022d4 RDI: 00000000000022c7
[   60.113967][ T8906] RBP: 000000c000049ed0 R08: 0000000000000000 R09: 000000000000003b
[   60.121992][ T8906] R10: 00007fbcb17f8968 R11: 0000000000000246 R12: 00000000000000ff
[   60.129981][ T8906] R13: 000000c000000f00 R14: 0000000000000000 R15: 0000000000000000
[   60.139253][ T8906] Kernel Offset: disabled
[   60.143594][ T8906] Rebooting in 86400 seconds..