2019/04/30 18:01:38 fuzzer started
2019/04/30 18:01:39 dialing manager at 127.0.0.1:35507
2019/04/30 18:01:39 syscalls: 212
2019/04/30 18:01:39 code coverage: support is not implemented in syzkaller
2019/04/30 18:01:39 comparison tracing: support is not implemented in syzkaller
2019/04/30 18:01:39 extra coverage: support is not implemented in syzkaller
2019/04/30 18:01:39 setuid sandbox: support is not implemented in syzkaller
2019/04/30 18:01:39 namespace sandbox: support is not implemented in syzkaller
2019/04/30 18:01:39 Android sandbox: support is not implemented in syzkaller
2019/04/30 18:01:39 fault injection: support is not implemented in syzkaller
2019/04/30 18:01:39 leak checking: support is not implemented in syzkaller
2019/04/30 18:01:39 net packet injection: support is not implemented in syzkaller
2019/04/30 18:01:39 net device setup: support is not implemented in syzkaller
18:01:39 executing program 0:
vmm_poke_guest(0x9)
r0 = openat$net_ipselftab(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipselftab\x00', 0xf, 0x1, 0x0)
fcntl$F_SYNC(r0, 0x65)
change_vcore(0x200, 0x1)
openat$net_tcp_0_data(0xffffffffffffff9c, &(0x7f0000000040)='/net/tcp/0/data\x00', 0x10, 0x3, 0x0)
stat(&(0x7f0000000080)='./file0\x00', 0x8, &(0x7f00000000c0))
openat$proc_self_user(0xffffffffffffff9c, &(0x7f0000000140)='/proc/self/user\x00', 0x10, 0x1, 0x0)
openat$net_ether0_2_stats(0xffffffffffffff9c, &(0x7f0000000180)='/net/ether0/2/stats\x00', 0x14, 0x1, 0x0)
openat$prof_mpstat_raw(0xffffffffffffff9c, &(0x7f00000001c0)='/prof/mpstat-raw\x00', 0x11, 0x3, 0x0)
openat$net_tcp_0_local(0xffffffffffffff9c, &(0x7f0000000200)='/net/tcp/0/local\x00', 0x11, 0x1, 0x0)
openat$dev_cputime(0xffffffffffffff9c, &(0x7f0000000240)='/dev/cputime\x00', 0xd, 0x1, 0x0)
openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000000280)='/proc/self/text\x00', 0x10, 0x1, 0x0)
openat$prof_kptrace(0xffffffffffffff9c, &(0x7f00000002c0)='/prof/kptrace\x00', 0xe, 0x3, 0x0)
openat$proc_self_core(0xffffffffffffff9c, &(0x7f0000000300)='/proc/self/core\x00', 0x10, 0x1, 0x0)
openat$proc_self_ctl(0xffffffffffffff9c, &(0x7f0000000340)='/proc/self/ctl\x00', 0xf, 0x3, 0x0)
openat$net_ipifc_1_remote(0xffffffffffffff9c, &(0x7f0000000380)='/net/ipifc/1/remote\x00', 0x14, 0x1, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/.empty\x00', 0xc, 0x3, 0x0)
openat$net_ipifc_0_ctl(0xffffffffffffff9c, &(0x7f0000000400)='/net/ipifc/0/ctl\x00', 0x11, 0x3, 0x0)
openat$net_udp_0_data(0xffffffffffffff9c, &(0x7f0000000440)='/net/udp/0/data\x00', 0x10, 0x3, 0x0)
openat$dev_killkid(0xffffffffffffff9c, &(0x7f0000000480)='/dev/killkid\x00', 0xd, 0x3, 0x0)
openat$net_icmp_clone(0xffffffffffffff9c, &(0x7f00000004c0)='/net/icmp/clone\x00', 0x10, 0x3, 0x0)
openat$net_tcp_0_data(0xffffffffffffff9c, &(0x7f0000000500)='/net/tcp/0/data\x00', 0x10, 0x3, 0x0)
openat$net_ipifc_1_data(0xffffffffffffff9c, &(0x7f0000000540)='/net/ipifc/1/data\x00', 0x12, 0x3, 0x0)
openat$dev_stdin(0xffffffffffffff9c, &(0x7f0000000580)='/dev/stdin\x00', 0xb, 0x3, 0x0)
openat$net_ether0_1_ifstats(0xffffffffffffff9c, &(0x7f00000005c0)='/net/ether0/1/ifstats\x00', 0x16, 0x1, 0x0)
r1 = openat$net_tcp_0_data(0xffffffffffffff9c, &(0x7f0000000600)='/net/tcp/0/data\x00', 0x10, 0x3, 0x0)
llseek(r1, 0x2, 0x1ff, &(0x7f0000000640), 0x0)
openat$net_tcp_1_data(0xffffffffffffff9c, &(0x7f0000000680)='/net/tcp/1/data\x00', 0x10, 0x3, 0x0)
openat$net_icmp_stats(0xffffffffffffff9c, &(0x7f00000006c0)='/net/icmp/stats\x00', 0x10, 0x1, 0x0)
r2 = openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000700)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
close(r2)

18:01:39 executing program 1:
unlink(&(0x7f0000000000)='./file0\x00', 0x8)
r0 = proc_create(&(0x7f0000000040)='./file0\x00', 0x8, &(0x7f0000000080)='\x00', 0x1, 0x0)
chdir(r0, &(0x7f00000000c0)='./file1\x00', 0x8)
pop_ctx(&(0x7f0000000100)="ade7f14561b8868032d505e2f183f3f89cda52a63c23979fb251be13926b3fb00909e4654385f3babc9a8378bb73257aa75fa00533d53e75ce4c76fca2f4821037dc7b31503d4e2532ee6abe2d178fe8cc71e0aa0419ed757bc121abe4354515af53a1e44dd154d73b33e3df34e74bb983c02426ed81ff7ca87993ca70894f72ee0c0102b201a026afeac6c7b4f9c13a37bdda9da85aba3331dd56984b6d23cc8749b607072ed20a6550b24db355f6d756e4bf8b14931e9cbb0d7d958710293ab4601421919471d9d27bf397670a90ed91558be06b6b362f")
r1 = openat$net_ether0_0_ctl(0xffffffffffffff9c, &(0x7f0000000200)='/net/ether0/0/ctl\x00', 0x12, 0x3, 0x0)
nmount(r1, &(0x7f0000000240)='./file0\x00', 0x8, 0x0)
r2 = openat$dev_stderr(0xffffffffffffff9c, &(0x7f0000000280)='/dev/stderr\x00', 0xc, 0x3, 0x0)
dup_fds_to(0xffffffffffffffff, &(0x7f00000002c0)=[{r2}, {r2}, {r2}, {r2}, {r2}], 0x5)
r3 = openat$prof_kptrace(0xffffffffffffff9c, &(0x7f0000000300)='/prof/kptrace\x00', 0xe, 0x3, 0x0)
halt_core(0x8)
rmdir(&(0x7f0000000340)='./file0\x00', 0x8)
proc_create(&(0x7f0000000380)='./file0\x00', 0x8, &(0x7f00000003c0)='\x00', 0x1, 0x0)
openat$net_tcp_1_local(0xffffffffffffff9c, &(0x7f0000000400)='/net/tcp/1/local\x00', 0x11, 0x1, 0x0)
openat(r3, &(0x7f0000000440)='./file1\x00', 0x8, 0x8181, 0x100)
r4 = openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f0000000480)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
proc_create(&(0x7f00000004c0)='./file0\x00', 0x8, &(0x7f0000000500)='%\x00', 0x2, 0x0)
r5 = openat$net_ipifc_1_listen(0xffffffffffffff9c, &(0x7f0000000540)='/net/ipifc/1/listen\x00', 0x14, 0x3, 0x0)
proc_yield(0x0)
openat$dev_cputime(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cputime\x00', 0xd, 0x1, 0x0)
rmdir(&(0x7f00000005c0)='./file0\x00', 0x8)
nmount(r3, &(0x7f0000000600)='./file1\x00', 0x8, 0x11)
openat$proc_self_maps(0xffffffffffffff9c, &(0x7f0000000640)='/proc/self/maps\x00', 0x10, 0x1, 0x0)
exec(&(0x7f0000000680)='./file1\x00', 0x8, &(0x7f00000006c0)='/net/tcp/1/local\x00', 0x11)
nmount(r3, &(0x7f0000000700)='./file0\x00', 0x8, 0x1)
link(&(0x7f0000000740)='./file0\x00', 0x8, &(0x7f0000000780)='./file1\x00', 0x8)
openat$net_udp_0_err(0xffffffffffffff9c, &(0x7f00000007c0)='/net/udp/0/err\x00', 0xf, 0x3, 0x0)
openat$net_tcp_1_ctl(0xffffffffffffff9c, &(0x7f0000000800)='/net/tcp/1/ctl\x00', 0xf, 0x3, 0x0)
nmount(r5, &(0x7f0000000840)='./file1\x00', 0x8, 0x0)
fcntl$F_SYNC(r4, 0x65)
openat$net_ipifc_1_listen(0xffffffffffffff9c, &(0x7f0000000880)='/net/ipifc/1/listen\x00', 0x14, 0x3, 0x0)

18:01:39 executing program 2:
openat$prof_kptrace(0xffffffffffffff9c, &(0x7f0000000000)='/prof/kptrace\x00', 0xe, 0x3, 0x0)
openat$prof_kptrace(0xffffffffffffff9c, &(0x7f0000000040)='/prof/kptrace\x00', 0xe, 0x3, 0x0)
openat$dev_kprint(0xffffffffffffff9c, &(0x7f0000000080)='/dev/kprint\x00', 0xc, 0x1, 0x0)
openat$dev_sysctl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sysctl\x00', 0xc, 0x3, 0x0)
openat$proc_self_strace_traceset(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/strace_traceset\x00', 0x1b, 0x3, 0x0)
openat$net_tcp_0_status(0xffffffffffffff9c, &(0x7f0000000140)='/net/tcp/0/status\x00', 0x12, 0x1, 0x0)
r0 = openat$prof_kpdata(0xffffffffffffff9c, &(0x7f0000000180)='/prof/kpdata\x00', 0xd, 0x3, 0x0)
openat$net_ipifc_clone(0xffffffffffffff9c, &(0x7f00000001c0)='/net/ipifc/clone\x00', 0x11, 0x3, 0x0)
r1 = openat$net_ether0_0_type(0xffffffffffffff9c, &(0x7f0000000200)='/net/ether0/0/type\x00', 0x13, 0x1, 0x0)
openat$net_tcp_0_local(0xffffffffffffff9c, &(0x7f0000000240)='/net/tcp/0/local\x00', 0x11, 0x1, 0x0)
openat$net_ether0_2_ctl(0xffffffffffffff9c, &(0x7f0000000280)='/net/ether0/2/ctl\x00', 0x12, 0x3, 0x0)
r2 = openat$prof_mpstat(0xffffffffffffff9c, &(0x7f00000002c0)='/prof/mpstat\x00', 0xd, 0x3, 0x0)
openat$net_tcp_2_ctl(0xffffffffffffff9c, &(0x7f0000000300)='/net/tcp/2/ctl\x00', 0xf, 0x3, 0x0)
openat$dev_hostdomain(0xffffffffffffff9c, &(0x7f0000000340)='/dev/hostdomain\x00', 0x10, 0x3, 0x0)
tcgetattr(r0, &(0x7f0000000380))
fd2path(r1, &(0x7f00000003c0)=""/213, 0xd5)
openat$net_ipifc_1_data(0xffffffffffffff9c, &(0x7f00000004c0)='/net/ipifc/1/data\x00', 0x12, 0x3, 0x0)
openat$proc_self_segment(0xffffffffffffff9c, &(0x7f0000000500)='/proc/self/segment\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_ctl(0xffffffffffffff9c, &(0x7f0000000540)='/net/tcp/2/ctl\x00', 0xf, 0x3, 0x0)
openat$net_tcp_1_data(0xffffffffffffff9c, &(0x7f0000000580)='/net/tcp/1/data\x00', 0x10, 0x3, 0x0)
fstat(r2, &(0x7f00000005c0))
openat$prof_kpdata(0xffffffffffffff9c, &(0x7f0000000640)='/prof/kpdata\x00', 0xd, 0x3, 0x0)
openat$net_udp_0_listen(0xffffffffffffff9c, &(0x7f0000000680)='/net/udp/0/listen\x00', 0x12, 0x3, 0x0)
openat$dev_sdctl(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/sdctl\x00', 0xb, 0x3, 0x0)
r3 = openat$net_ipifc_0_err(0xffffffffffffff9c, &(0x7f0000000700)='/net/ipifc/0/err\x00', 0x11, 0x3, 0x0)
openat$net_tcp_clone(0xffffffffffffff9c, &(0x7f0000000740)='/net/tcp/clone\x00', 0xf, 0x3, 0x0)
openat$prof_mpstat(0xffffffffffffff9c, &(0x7f0000000780)='/prof/mpstat\x00', 0xd, 0x3, 0x0)
fd2path(r2, &(0x7f00000007c0)=""/123, 0x7b)
r4 = proc_create(&(0x7f0000000840)='./file0\x00', 0x8, &(0x7f0000000880)='/dev/sdctl\x00', 0xb, 0x0)
fchdir(r4, r3)

18:01:39 executing program 3:
r0 = openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f0000000000)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
fcntl$F_DUPFD(r0, 0x0, r0, 0x1)
r1 = openat$net_udp_0_ctl(0xffffffffffffff9c, &(0x7f0000000040)='/net/udp/0/ctl\x00', 0xf, 0x3, 0x0)
openat$net_ipifc_0_data(0xffffffffffffff9c, &(0x7f0000000080)='/net/ipifc/0/data\x00', 0x12, 0x3, 0x0)
r2 = openat$net_ipifc_1_data(0xffffffffffffff9c, &(0x7f00000000c0)='/net/ipifc/1/data\x00', 0x12, 0x3, 0x0)
fcntl$F_GETFL(r0, 0x3)
openat$net_tcp_clone(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/clone\x00', 0xf, 0x3, 0x0)
openat$net_udp_0_status(0xffffffffffffff9c, &(0x7f0000000140)='/net/udp/0/status\x00', 0x12, 0x1, 0x0)
openat$net_icmpv6_stats(0xffffffffffffff9c, &(0x7f0000000180)='/net/icmpv6/stats\x00', 0x12, 0x1, 0x0)
r3 = openat$dev_config(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/config\x00', 0xc, 0x1, 0x0)
openat$prof_kptrace(0xffffffffffffff9c, &(0x7f0000000200)='/prof/kptrace\x00', 0xe, 0x3, 0x0)
openat$dev_capuse(0xffffffffffffff9c, &(0x7f0000000240)='/dev/capuse\x00', 0xc, 0x3, 0x0)
r4 = openat$net_udp_clone(0xffffffffffffff9c, &(0x7f0000000280)='/net/udp/clone\x00', 0xf, 0x3, 0x0)
openat$net_udp_stats(0xffffffffffffff9c, &(0x7f00000002c0)='/net/udp/stats\x00', 0xf, 0x1, 0x0)
openat$prof_kptrace(0xffffffffffffff9c, &(0x7f0000000300)='/prof/kptrace\x00', 0xe, 0x3, 0x0)
r5 = openat$net_ipifc_0_data(0xffffffffffffff9c, &(0x7f0000000340)='/net/ipifc/0/data\x00', 0x12, 0x3, 0x0)
openat$net_cs(0xffffffffffffff9c, &(0x7f0000000380)='/net/cs\x00', 0x8, 0x3, 0x0)
r6 = openat$net_ether0_2_ctl(0xffffffffffffff9c, &(0x7f00000003c0)='/net/ether0/2/ctl\x00', 0x12, 0x3, 0x0)
openat$net_arp(0xffffffffffffff9c, &(0x7f0000000400)='/net/arp\x00', 0x9, 0x3, 0x0)
read(r5, &(0x7f0000000440)=""/152, 0x98)
openat$dev_time(0xffffffffffffff9c, &(0x7f0000000500)='/dev/time\x00', 0xa, 0x3, 0x0)
openat(r4, &(0x7f0000000540)='./file0\x00', 0x8, 0x80000, 0x80)
unlink(&(0x7f0000000580)='./file0\x00', 0x8)
openat$prof_kpctl(0xffffffffffffff9c, &(0x7f00000005c0)='/prof/kpctl\x00', 0xc, 0x3, 0x0)
fchdir(0x0, r2)
r7 = proc_create(&(0x7f0000000600)='./file0\x00', 0x8, &(0x7f0000000640)='\x00', 0x1, 0x0)
fchdir(r7, r6)
openat$proc_self_ctl(0xffffffffffffff9c, &(0x7f0000000680)='/proc/self/ctl\x00', 0xf, 0x3, 0x0)
openat$net_ipifc_stats(0xffffffffffffff9c, &(0x7f00000006c0)='/net/ipifc/stats\x00', 0x11, 0x1, 0x0)
dup_fds_to(0xffffffffffffffff, &(0x7f0000000700)=[{r1}, {r5}, {r6}, {r3}], 0x4)

18:01:39 executing program 5:
r0 = openat$net_ether0_2_stats(0xffffffffffffff9c, &(0x7f0000000000)='/net/ether0/2/stats\x00', 0x14, 0x1, 0x0)
fcntl$F_SETFD(r0, 0x2, 0x1)
vc_entry()
r1 = openat$net_ether0_0_stats(0xffffffffffffff9c, &(0x7f0000000040)='/net/ether0/0/stats\x00', 0x14, 0x1, 0x0)
fd2path(r0, &(0x7f0000000080)=""/4096, 0x1000)
fd2path(r0, &(0x7f0000001080)=""/2, 0x2)
rename(&(0x7f00000010c0)='./file0\x00', 0x8, &(0x7f0000001100)='./file0\x00', 0x8)
openat$net_tcp_0_err(0xffffffffffffff9c, &(0x7f0000001140)='/net/tcp/0/err\x00', 0xf, 0x3, 0x0)
openat$net_tcp_1_remote(0xffffffffffffff9c, &(0x7f0000001180)='/net/tcp/1/remote\x00', 0x12, 0x1, 0x0)
openat$net_ether0_0_type(0xffffffffffffff9c, &(0x7f00000011c0)='/net/ether0/0/type\x00', 0x13, 0x1, 0x0)
openat$net_ipifc_0_data(0xffffffffffffff9c, &(0x7f0000001200)='/net/ipifc/0/data\x00', 0x12, 0x3, 0x0)
change_vcore(0x9, 0x1)
r2 = openat$prof_kprintx(0xffffffffffffff9c, &(0x7f0000001240)='/prof/kprintx\x00', 0xe, 0x3, 0x0)
openat$dev_sysctl(0xffffffffffffff9c, &(0x7f0000001280)='/dev/sysctl\x00', 0xc, 0x3, 0x0)
openat$prof_kptrace_ctl(0xffffffffffffff9c, &(0x7f00000012c0)='/prof/kptrace_ctl\x00', 0x12, 0x3, 0x0)
openat$dev_zero(0xffffffffffffff9c, &(0x7f0000001300)='/dev/zero\x00', 0xa, 0x1, 0x0)
r3 = openat$net_tcp_1_local(0xffffffffffffff9c, &(0x7f0000001340)='/net/tcp/1/local\x00', 0x11, 0x1, 0x0)
tcgetattr(r1, &(0x7f0000001380))
openat$net_tcp_1_ctl(0xffffffffffffff9c, &(0x7f00000013c0)='/net/tcp/1/ctl\x00', 0xf, 0x3, 0x0)
openat$dev_killkid(0xffffffffffffff9c, &(0x7f0000001400)='/dev/killkid\x00', 0xd, 0x3, 0x0)
openat$proc_self_strace(0xffffffffffffff9c, &(0x7f0000001440)='/proc/self/strace\x00', 0x12, 0x1, 0x0)
fcntl$F_SETFL(r1, 0x4, 0x88400)
openat$net_ipifc_stats(0xffffffffffffff9c, &(0x7f0000001480)='/net/ipifc/stats\x00', 0x11, 0x1, 0x0)
openat$dev_sdctl(0xffffffffffffff9c, &(0x7f00000014c0)='/dev/sdctl\x00', 0xb, 0x3, 0x0)
fcntl$F_GETFD(r2, 0x1)
openat$net_ether0_1_data(0xffffffffffffff9c, &(0x7f0000001500)='/net/ether0/1/data\x00', 0x13, 0x3, 0x0)
fcntl$F_SYNC(r3, 0x65)
vmm_ctl$VMM_CTL_GET_EXITS(0x1)
openat$dev_config(0xffffffffffffff9c, &(0x7f0000001540)='/dev/config\x00', 0xc, 0x1, 0x0)
openat$dev_null(0xffffffffffffff9c, &(0x7f0000001580)='/dev/null\x00', 0xa, 0x1, 0x0)

18:01:39 executing program 6:
openat$net_udp_0_data(0xffffffffffffff9c, &(0x7f0000000000)='/net/udp/0/data\x00', 0x10, 0x3, 0x0)
r0 = openat$proc_self_ns(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/ns\x00', 0xe, 0x1, 0x0)
r1 = openat$dev_ppid(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppid\x00', 0xa, 0x1, 0x0)
read(r0, &(0x7f00000000c0)=""/34, 0x22)
r2 = proc_create(&(0x7f0000000100)='./file0\x00', 0x8, &(0x7f0000000140)='\x00', 0x1, 0x1)
fchdir(r2, r1)
openat$proc_self_fd(0xffffffffffffff9c, &(0x7f0000000180)='/proc/self/fd\x00', 0xe, 0x1, 0x0)
openat$prof_kpctl(0xffffffffffffff9c, &(0x7f00000001c0)='/prof/kpctl\x00', 0xc, 0x3, 0x0)
openat$dev_stdout(0xffffffffffffff9c, &(0x7f0000000200)='/dev/stdout\x00', 0xc, 0x3, 0x0)
pop_ctx(&(0x7f0000000240)="1d413ec7b3b29fb08d68c0cdd65001cdb5b06f4b753b30cd44181f1bf07d36cb073a104396962400fd3396c37b4e26e7455962e61945cb1dcb240f649c88bb8fd29e49fe9c7910ebcbdac8bd6ba26f770ade8b1582d8b21c30bf3ec916db2527c0f5f0ca6499deac40dba2d0952367c38429fcc9bbb213586744d1110c30974ba723768934e80cd1aecf7a8ff219d8a0e12ea6e2cf67d240e0a959914cbed2205d0b70064e7a0fc78c88ea1bf65811299ce08d3b217f0adff98e3465cdc8d4d36cba5cc99dc25049a01528882cfeac4fafde269dcacb408b")
r3 = openat$net_ipifc_1_err(0xffffffffffffff9c, &(0x7f0000000340)='/net/ipifc/1/err\x00', 0x11, 0x3, 0x0)
proc_create(&(0x7f0000000380)='./file0\x00', 0x8, &(0x7f00000003c0)='\x00', 0x1, 0x1)
fd2path(r3, &(0x7f0000000400)=""/49, 0x31)
openat$dev_config(0xffffffffffffff9c, &(0x7f0000000440)='/dev/config\x00', 0xc, 0x1, 0x0)
openat$dev_stderr(0xffffffffffffff9c, &(0x7f0000000480)='/dev/stderr\x00', 0xc, 0x3, 0x0)
openat$dev_kprint(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/kprint\x00', 0xc, 0x1, 0x0)
openat$net_ipifc_1_err(0xffffffffffffff9c, &(0x7f0000000500)='/net/ipifc/1/err\x00', 0x11, 0x3, 0x0)
openat$dev_urandom(0xffffffffffffff9c, &(0x7f0000000540)='/dev/urandom\x00', 0xd, 0x1, 0x0)
openat$net_udp_stats(0xffffffffffffff9c, &(0x7f0000000580)='/net/udp/stats\x00', 0xf, 0x1, 0x0)
openat$dev_capuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/capuse\x00', 0xc, 0x3, 0x0)
r4 = openat$dev_user(0xffffffffffffff9c, &(0x7f0000000600)='/dev/user\x00', 0xa, 0x3, 0x0)
openat$dev_config(0xffffffffffffff9c, &(0x7f0000000640)='/dev/config\x00', 0xc, 0x1, 0x0)
openat$dev_config(0xffffffffffffff9c, &(0x7f0000000680)='/dev/config\x00', 0xc, 0x1, 0x0)
openat$dev_stdin(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/stdin\x00', 0xb, 0x3, 0x0)
openat$proc_self_strace_traceset(0xffffffffffffff9c, &(0x7f0000000700)='/proc/self/strace_traceset\x00', 0x1b, 0x3, 0x0)
openat$prof_kpdata(0xffffffffffffff9c, &(0x7f0000000740)='/prof/kpdata\x00', 0xd, 0x3, 0x0)
openat$net_ether0_addr(0xffffffffffffff9c, &(0x7f0000000780)='/net/ether0/addr\x00', 0x11, 0x3, 0x0)
openat$net_ipifc_0_ctl(0xffffffffffffff9c, &(0x7f00000007c0)='/net/ipifc/0/ctl\x00', 0x11, 0x3, 0x0)
openat$net_ether0_2_type(0xffffffffffffff9c, &(0x7f0000000800)='/net/ether0/2/type\x00', 0x13, 0x1, 0x0)
nmount(r4, &(0x7f0000000840)='./file0\x00', 0x8, 0x1)

18:01:39 executing program 4:
r0 = openat$net_ether0_1_ifstats(0xffffffffffffff9c, &(0x7f0000000000)='/net/ether0/1/ifstats\x00', 0x16, 0x1, 0x0)
mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x4, 0x10, r0, 0x5)
r1 = openat$net_ether0_2_type(0xffffffffffffff9c, &(0x7f0000000040)='/net/ether0/2/type\x00', 0x13, 0x1, 0x0)
r2 = openat$net_udp_0_data(0xffffffffffffff9c, &(0x7f0000000080)='/net/udp/0/data\x00', 0x10, 0x3, 0x0)
r3 = openat$net_tcp_2_err(0xffffffffffffff9c, &(0x7f00000000c0)='/net/tcp/2/err\x00', 0xf, 0x3, 0x0)
openat$net_tcp_2_listen(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/2/listen\x00', 0x12, 0x3, 0x0)
r4 = openat$dev_zero(0xffffffffffffff9c, &(0x7f0000000140)='/dev/zero\x00', 0xa, 0x1, 0x0)
r5 = openat$net_tcp_2_local(0xffffffffffffff9c, &(0x7f0000000180)='/net/tcp/2/local\x00', 0x11, 0x1, 0x0)
r6 = proc_create(&(0x7f00000001c0)='./file0\x00', 0x8, &(0x7f0000000200)='/dev/zero\x00', 0xa, 0x0)
fchdir(r6, r3)
proc_create(&(0x7f0000000240)='./file0\x00', 0x8, &(0x7f0000000280)='/net/tcp/2/local\x00', 0x11, 0x1)
openat$dev_kprint(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/kprint\x00', 0xc, 0x1, 0x0)
r7 = openat$net_iprouter(0xffffffffffffff9c, &(0x7f0000000300)='/net/iprouter\x00', 0xe, 0x3, 0x0)
openat$net_tcp_1_remote(0xffffffffffffff9c, &(0x7f0000000340)='/net/tcp/1/remote\x00', 0x12, 0x1, 0x0)
openat$proc_self_note(0xffffffffffffff9c, &(0x7f0000000380)='/proc/self/note\x00', 0x10, 0x1, 0x0)
send_event(&(0x7f0000000440)={&(0x7f00000003c0)="d732a3bd64411a79b20c94a9d5e988a81f673106f159183f98f043e0835d3c4f444d9fc2bb507fd9cd0e4df29dd8e7e1d4ba2a924d5e083c5c6ab2dbfa5e2b3de7b6fb173351f200a4b7a9e1298f8440", 0x5, 0x1, 0x7, 0xffff, 0xc6f2}, &(0x7f0000000500)={0x3e, 0x10000, 0xfffffffffffff801, &(0x7f0000000480)="00c66a372faa8eaa1484f7ed7ab7a850fd5d949130c520a5b601bc3e6feb10ad1fef84bb01ff36fbf05b659a05c809ae2c9eaf84ce263bb55c8781bb1013e4fdcce1f3e7b331d3747495b30ae49006ec1ed906627fddffbb090f27", 0xb2a}, 0x7fff)
r8 = openat$net_ipifc_stats(0xffffffffffffff9c, &(0x7f0000000540)='/net/ipifc/stats\x00', 0x11, 0x1, 0x0)
openat$net_udp_stats(0xffffffffffffff9c, &(0x7f0000000580)='/net/udp/stats\x00', 0xf, 0x1, 0x0)
r9 = openat$net_udp_stats(0xffffffffffffff9c, &(0x7f00000005c0)='/net/udp/stats\x00', 0xf, 0x1, 0x0)
r10 = openat$net_cs(0xffffffffffffff9c, &(0x7f0000000600)='/net/cs\x00', 0x8, 0x3, 0x0)
tap_fds(&(0x7f0000000dc0)=[{r1, 0x97973986aa8ead9d, 0x408, 0x3, &(0x7f00000006c0)={&(0x7f0000000640)="93f9ca2a13cf34e90ad3d471eeaf3ccb51e7a8e3f900de7e40af2490e426ea46bd7492982ceac89bde12ccd82cd1386b47dc78bda74b51f2bbc00fce81a74a727450e194d22c743512b44e84caf3a586", 0x4, 0x1, 0x0, 0x2}}, {r10, 0x3, 0x40, 0x2, &(0x7f0000000780)={&(0x7f0000000700)="57f78576d374b1aa987238d97624a50133641cf26ec525673b0ea8710f9b58f9a279d002f80453e8cdc9e352b2d8e6c707d6a5c735460abb3333d81a9060db593646775ad9227bdfdf3cd79c86454b19", 0x3, 0x1, 0x208, 0x5, 0x7ff}}, {r9, 0x3, 0x0, 0x9, &(0x7f0000000840)={&(0x7f00000007c0)="36c03866821f03a309183463434c9cdf15c5149b358f4df16a142c9b30f7d16e484a73a5977295883c00d33d37f9c7257d1830421c880240e61977f8846b5f5a2b1523e96d7591f4f85728255e7e740f", 0xfffffffeffffffff, 0x1, 0x150e, 0x2, 0xfffffffffffffffb}}, {r10, 0x2, 0x400, 0x3ff, &(0x7f0000000900)={&(0x7f0000000880)="ee4dd99e5f1278d09e55e9cf8a497777772c5a8cc202bc1a4bc3e655d619b1f0304cbbfe6fc39788e9f6a6bdcb79e1d2303b10a86f0b64baa39e7ea72b6b91cf64643a809956c4188a9d73b4370de291", 0x1, 0x0, 0x7fff, 0x800, 0xffffffff00000000}}, {r7, 0x0, 0x200, 0x1dc26e92, &(0x7f00000009c0)={&(0x7f0000000940)="3ab244aacf0eeb60fad337531e746939f794985614fcc56a306a76e57845f19af1985d195353bea94380b756eb176324516db469f92fd891264aca44530d66e0e72d6828b2ea00ed17e2dbe156d399c5", 0x2, 0x0, 0x5, 0x9, 0x8000}}, {r2, 0x3, 0x400, 0x9, &(0x7f0000000a80)={&(0x7f0000000a00)="abec0ac26e267d51520f553fbd55ed3b973ccbc59646aa636b8b5f65b7513293e9ecc80def5fee76f22d00116b20cabe38bfec3e1104455a3e4b4e1825a22141035a3730c178bf7a1c753a6c22cbe4fd", 0x9, 0x0, 0x401, 0x10000, 0x7}}, {r5, 0x2, 0x80, 0x800000000000000, &(0x7f0000000b40)={&(0x7f0000000ac0)="36c11fba5017c9d7173dc08942edd59e6d4a2a12cdd40aaa6821a6722d117699534975cf311f9c5f1691062b01501f98e38c9dfc0ce84838decfeeaf7b044a0bf2702ddbc4fed6da6426aa065aae340e", 0x6, 0x1, 0x223, 0x9fa5409, 0xfffffffffffffff7}}, {r3, 0x2, 0x60, 0x3, &(0x7f0000000c00)={&(0x7f0000000b80)="d17665fe9d84e018891ce9ed0992c5ae0d96c94b94c19f1881025e81aa40578a3e028c90eadedac6ed538f68f5c2c46dbac30a8e71bb514903fdfcafd289b4c3476a3633ae75f7f40650d7332f31c34a", 0x8001, 0x1, 0x2, 0x8000, 0xce}}, {r4, 0x3, 0x1, 0x800, &(0x7f0000000cc0)={&(0x7f0000000c40)="e9055c3019df302b1e0aba6756bf682b1b11513ad8ede380d7e55fa81e1c59b455be1a43a3dd3e369dbb1f9a527f5b01ba2b5c1ed927dda1c3bfe3632e160021a031523e61c86e92cbb54f0bc448a062", 0xf3, 0x1, 0x4, 0x100, 0x4}}, {r8, 0x3, 0x200, 0x100000001, &(0x7f0000000d80)={&(0x7f0000000d00)="7bdd50f1796d056ae8cba53d90c4ceab5ddd2a50cef0c02ed6bf81c939aba37af9d7d5f846f097ca544f0862f1bfa0962c7b0784b12acf4a20ffa2720026643f63b28222d0c81e2a5508d0c14ca181fc", 0x2, 0x1, 0x3, 0x8000, 0xcd}}], 0xa)
openat$net_icmpv6_stats(0xffffffffffffff9c, &(0x7f0000000f00)='/net/icmpv6/stats\x00', 0x12, 0x1, 0x0)
openat$dev_killkid(0xffffffffffffff9c, &(0x7f0000000f40)='/dev/killkid\x00', 0xd, 0x3, 0x0)
fcntl$F_DUPFD(r5, 0x0, r0, 0x0)
openat$net_ether0_2_type(0xffffffffffffff9c, &(0x7f0000000f80)='/net/ether0/2/type\x00', 0x13, 0x1, 0x0)
openat$prof_kpdata(0xffffffffffffff9c, &(0x7f0000000fc0)='/prof/kpdata\x00', 0xd, 0x3, 0x0)
openat(0xffffffffffffffff, &(0x7f0000001000)='./file0\x00', 0x8, 0x21002, 0x82)
openat$net_tcp_clone(0xffffffffffffff9c, &(0x7f0000001040)='/net/tcp/clone\x00', 0xf, 0x3, 0x0)
openat$prof_kptrace_ctl(0xffffffffffffff9c, &(0x7f0000001080)='/prof/kptrace_ctl\x00', 0x12, 0x3, 0x0)
proc_create(&(0x7f00000010c0)='./file0\x00', 0x8, &(0x7f0000001100)='/net/udp/stats\x00', 0xf, 0x0)

18:01:39 executing program 7:
nbind(&(0x7f0000000000)='./file0\x00', 0x8, &(0x7f0000000040)='./file0\x00', 0x8, 0x0)
access(&(0x7f0000000080)='./file0\x00', 0x8, 0x10)
r0 = openat$net_empty(0xffffffffffffff9c, &(0x7f00000000c0)='/net/.empty\x00', 0xc, 0x3, 0x0)
openat$net_tcp_0_status(0xffffffffffffff9c, &(0x7f0000000100)='/net/tcp/0/status\x00', 0x12, 0x1, 0x0)
openat$net_icmpv6_stats(0xffffffffffffff9c, &(0x7f0000000140)='/net/icmpv6/stats\x00', 0x12, 0x1, 0x0)
openat$net_udp_0_remote(0xffffffffffffff9c, &(0x7f0000000180)='/net/udp/0/remote\x00', 0x12, 0x1, 0x0)
openat$dev_kprint(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kprint\x00', 0xc, 0x1, 0x0)
openat$net_empty(0xffffffffffffff9c, &(0x7f0000000200)='/net/.empty\x00', 0xc, 0x3, 0x0)
r1 = openat$net_ipifc_0_status(0xffffffffffffff9c, &(0x7f0000000240)='/net/ipifc/0/status\x00', 0x14, 0x1, 0x0)
openat$dev_empty(0xffffffffffffff9c, &(0x7f0000000280)='/dev/.empty\x00', 0xc, 0x3, 0x0)
fd2path(r1, &(0x7f00000002c0)=""/93, 0x5d)
openat$net_empty(0xffffffffffffff9c, &(0x7f0000000340)='/net/.empty\x00', 0xc, 0x3, 0x0)
openat$net_ether0_addr(0xffffffffffffff9c, &(0x7f0000000380)='/net/ether0/addr\x00', 0x11, 0x3, 0x0)
openat$dev_sysstat(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/sysstat\x00', 0xd, 0x3, 0x0)
openat$net_tcp_1_listen(0xffffffffffffff9c, &(0x7f0000000400)='/net/tcp/1/listen\x00', 0x12, 0x3, 0x0)
openat$net_ipifc_1_data(0xffffffffffffff9c, &(0x7f0000000440)='/net/ipifc/1/data\x00', 0x12, 0x3, 0x0)
access(&(0x7f0000000480)='./file0\x00', 0x8, 0x30)
openat$net_tcp_1_remote(0xffffffffffffff9c, &(0x7f00000004c0)='/net/tcp/1/remote\x00', 0x12, 0x1, 0x0)
openat$dev_random(0xffffffffffffff9c, &(0x7f0000000500)='/dev/random\x00', 0xc, 0x1, 0x0)
openat$proc_self_strace_traceset(0xffffffffffffff9c, &(0x7f0000000540)='/proc/self/strace_traceset\x00', 0x1b, 0x3, 0x0)
openat$net_ipifc_1_data(0xffffffffffffff9c, &(0x7f0000000580)='/net/ipifc/1/data\x00', 0x12, 0x3, 0x0)
openat$dev_hostowner(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/hostowner\x00', 0xf, 0x3, 0x0)
r2 = openat$dev_random(0xffffffffffffff9c, &(0x7f0000000600)='/dev/random\x00', 0xc, 0x1, 0x0)
openat$net_ipifc_stats(0xffffffffffffff9c, &(0x7f0000000640)='/net/ipifc/stats\x00', 0x11, 0x1, 0x0)
openat$net_ipifc_1_status(0xffffffffffffff9c, &(0x7f0000000680)='/net/ipifc/1/status\x00', 0x14, 0x1, 0x0)
openat$proc_self_syscall(0xffffffffffffff9c, &(0x7f00000006c0)='/proc/self/syscall\x00', 0x13, 0x1, 0x0)
openat$proc_self_vmstatus(0xffffffffffffff9c, &(0x7f0000000700)='/proc/self/vmstatus\x00', 0x14, 0x1, 0x0)
openat$net_udp_0_err(0xffffffffffffff9c, &(0x7f0000000740)='/net/udp/0/err\x00', 0xf, 0x3, 0x0)
fcntl$F_DUPFD(r2, 0x0, r0, 0x1)
openat$dev_capuse(0xffffffffffffff9c, &(0x7f0000000780)='/dev/capuse\x00', 0xc, 0x3, 0x0)

18:01:40 executing program 0:
r0 = openat$net_iprouter(0xffffffffffffff9c, &(0x7f0000000140)='/net/iprouter\x00', 0xc, 0x3, 0x0)
write(r0, &(0x7f0000000080)="66c8193d885246dffec4e9", 0xb)

18:01:40 executing program 0:
r0 = openat$dev_hostowner(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hostowner\x00', 0xf, 0x3, 0x0)
openat(r0, &(0x7f0000000040)='./file0\x00', 0x8, 0x400, 0x85)
openat$prof_kptrace(0xffffffffffffff9c, &(0x7f0000000080)='/prof/kptrace\x00', 0xe, 0x3, 0x0)
openat(r0, &(0x7f00000000c0)='./file0\x00', 0x8, 0x209c2, 0x12d)
wstat(&(0x7f0000000100)='./file0\x00', 0x8, &(0x7f0000000140)=""/4096, 0x1000, 0x0)
openat$net_ipifc_1_snoop(0xffffffffffffff9c, &(0x7f0000001140)='/net/ipifc/1/snoop\x00', 0x13, 0x1, 0x0)
openat$net_tcp_2_data(0xffffffffffffff9c, &(0x7f0000001180)='/net/tcp/2/data\x00', 0x10, 0x3, 0x0)
openat$dev_swap(0xffffffffffffff9c, &(0x7f00000011c0)='/dev/swap\x00', 0xa, 0x3, 0x0)
openat$dev_capuse(0xffffffffffffff9c, &(0x7f0000001200)='/dev/capuse\x00', 0xc, 0x3, 0x0)
openat$net_arp(0xffffffffffffff9c, &(0x7f0000001240)='/net/arp\x00', 0x9, 0x3, 0x0)
openat$net_ether0_0_ifstats(0xffffffffffffff9c, &(0x7f0000001280)='/net/ether0/0/ifstats\x00', 0x16, 0x1, 0x0)
openat$dev_sysname(0xffffffffffffff9c, &(0x7f00000012c0)='/dev/sysname\x00', 0xd, 0x3, 0x0)
openat$proc_self_strace_traceset(0xffffffffffffff9c, &(0x7f0000001300)='/proc/self/strace_traceset\x00', 0x1b, 0x3, 0x0)
openat$dev_bintime(0xffffffffffffff9c, &(0x7f0000001340)='/dev/bintime\x00', 0xd, 0x3, 0x0)
proc_create(&(0x7f0000001380)='./file0\x00', 0x8, &(0x7f00000013c0)='}%~\x00', 0x4, 0x1)
readlink(&(0x7f0000001400)='./file0\x00', 0x8, &(0x7f0000001440)=""/44, 0x2c)
symlink(&(0x7f0000001480)='./file0\x00', 0x8, &(0x7f00000014c0)='./file0\x00', 0x8)
openat$net_ether0_addr(0xffffffffffffff9c, &(0x7f0000001500)='/net/ether0/addr\x00', 0x11, 0x3, 0x0)
openat$net_tcp_1_ctl(0xffffffffffffff9c, &(0x7f0000001540)='/net/tcp/1/ctl\x00', 0xf, 0x3, 0x0)
openat$net_ipifc_1_status(0xffffffffffffff9c, &(0x7f0000001580)='/net/ipifc/1/status\x00', 0x14, 0x1, 0x0)
openat$net_cs(0xffffffffffffff9c, &(0x7f00000015c0)='/net/cs\x00', 0x8, 0x3, 0x0)
openat$net_udp_0_local(0xffffffffffffff9c, &(0x7f0000001600)='/net/udp/0/local\x00', 0x11, 0x1, 0x0)
readlink(&(0x7f0000001640)='./file0\x00', 0x8, &(0x7f0000001680)=""/39, 0x27)
openat$net_ether0_clone(0xffffffffffffff9c, &(0x7f00000016c0)='/net/ether0/clone\x00', 0x12, 0x3, 0x0)
rename(&(0x7f0000001700)='./file0\x00', 0x8, &(0x7f0000001740)='./file0/file0\x00', 0xe)
openat$proc_self_text(0xffffffffffffff9c, &(0x7f0000001780)='/proc/self/text\x00', 0x10, 0x1, 0x0)
lstat(&(0x7f00000017c0)='./file0\x00', 0x8, &(0x7f0000001800))
openat$dev_sdctl(0xffffffffffffff9c, &(0x7f0000001880)='/dev/sdctl\x00', 0xb, 0x3, 0x0)
proc_create(&(0x7f00000018c0)='./file0\x00', 0x8, &(0x7f0000001900)='/net/ether0/addr\x00', 0x11, 0x0)
vc_entry()


bash-4.3$ 

kernel panic at kern/src/ns/tree_file.c:880, from core 2: assertion failed: tree_file_is_dir(new_parent)

Stack Backtrace on Core 2:

#01 [<0xffffffffc200a42c>] in backtrace

#02 [<0xffffffffc2009bc5>] in _panic

#03 [<0xffffffffc20441c3>] in tree_file_rename

#04 [<0xffffffffc2044357>] in tree_chan_rename

#05 [<0xffffffffc2033978>] in __namec_from

#06 [<0xffffffffc2034383>] in namec

#07 [<0xffffffffc203e371>] in sysrename

#08 [<0xffffffffc2056ca2>] in sys_rename

#09 [<0xffffffffc2059ea9>] in syscall

#10 [<0xffffffffc205aa58>] in run_local_syscall

#11 [<0xffffffffc205af99>] in prep_syscalls

#12 [<0xffffffffc20ac882>] in sysenter_callwrapper


Entering Nanwan's Dungeon on Core 2 (Ints on):

Type 'help' for a list of commands.