Extracting prog: 2m51.100193427s
Minimizing prog: 1h9m23.44790675s
Simplifying prog options: 0s
Extracting C: 47.396597604s
Simplifying C: 18m31.52063534s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-openat$dir-unlinkat-mknodat-openat-syz_genetlink_get_family_id$mptcp-getsockname$packet-sendmsg$nl_route_sched-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x3, 0x0)
r2 = socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r3 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r3, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0)
unlinkat(r3, &(0x7f0000000240)='./file1\x00', 0x0) (async)
mknodat(r3, &(0x7f0000005840)='./file1\x00', 0x8000, 0x4) (async, rerun: 64)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)
syz_genetlink_get_family_id$mptcp(&(0x7f00000000c0), r2) (async)
getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, <r4=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route_sched(r1, &(0x7f0000005840)={0x0, 0x0, &(0x7f00000005c0)={&(0x7f0000000280)=@newqdisc={0x4c, 0x24, 0x5820a61ca228651, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x1c, 0x2, {{0x1a09, 0x5, 0x20000000, 0xa3d, 0x2, 0xd}}}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40010}, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000240)=@newtfilter={0x24, 0x2a, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {}, {0x0, 0xffe0}}}, 0x24}}, 0x0)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-openat$dir-unlinkat-mknodat-openat-syz_genetlink_get_family_id$mptcp-getsockname$packet-sendmsg$nl_route_sched-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = socket$nl_route(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x3, 0x0)
r2 = socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r3 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r3, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0)
unlinkat(r3, &(0x7f0000000240)='./file1\x00', 0x0) (async)
mknodat(r3, &(0x7f0000005840)='./file1\x00', 0x8000, 0x4) (async, rerun: 64)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)
syz_genetlink_get_family_id$mptcp(&(0x7f00000000c0), r2) (async)
getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, <r4=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route_sched(r1, &(0x7f0000005840)={0x0, 0x0, &(0x7f00000005c0)={&(0x7f0000000280)=@newqdisc={0x4c, 0x24, 0x5820a61ca228651, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x1c, 0x2, {{0x1a09, 0x5, 0x20000000, 0xa3d, 0x2, 0xd}}}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40010}, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000240)=@newtfilter={0x24, 0x2a, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r4, {0x0, 0xfff1}, {}, {0x0, 0xffe0}}}, 0x24}}, 0x0)

program crashed: WARNING in shmem_unlink
single: successfully extracted reproducer
found reproducer with 19 syscalls
minimizing guilty program
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-openat$dir-unlinkat-mknodat-openat-syz_genetlink_get_family_id$mptcp-getsockname$packet-sendmsg$nl_route_sched
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
r0 = socket(0x10, 0x3, 0x0)
r1 = socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r2 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r2, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0)
unlinkat(r2, &(0x7f0000000240)='./file1\x00', 0x0) (async)
mknodat(r2, &(0x7f0000005840)='./file1\x00', 0x8000, 0x4) (async, rerun: 64)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)
syz_genetlink_get_family_id$mptcp(&(0x7f00000000c0), r1) (async)
getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, <r3=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route_sched(r0, &(0x7f0000005840)={0x0, 0x0, &(0x7f00000005c0)={&(0x7f0000000280)=@newqdisc={0x4c, 0x24, 0x5820a61ca228651, 0x0, 0x0, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x1c, 0x2, {{0x1a09, 0x5, 0x20000000, 0xa3d, 0x2, 0xd}}}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40010}, 0x0)

program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-openat$dir-unlinkat-mknodat-openat-syz_genetlink_get_family_id$mptcp-getsockname$packet
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
r0 = socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r1 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r1, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0)
unlinkat(r1, &(0x7f0000000240)='./file1\x00', 0x0) (async)
mknodat(r1, &(0x7f0000005840)='./file1\x00', 0x8000, 0x4) (async, rerun: 64)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)
syz_genetlink_get_family_id$mptcp(&(0x7f00000000c0), r0) (async)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)

program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-openat$dir-unlinkat-mknodat-openat-syz_genetlink_get_family_id$mptcp
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
r0 = socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r1 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r1, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0)
unlinkat(r1, &(0x7f0000000240)='./file1\x00', 0x0) (async)
mknodat(r1, &(0x7f0000005840)='./file1\x00', 0x8000, 0x4) (async, rerun: 64)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)
syz_genetlink_get_family_id$mptcp(&(0x7f00000000c0), r0) (async)

program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-openat$dir-unlinkat-mknodat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0)
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
mknodat(r0, &(0x7f0000005840)='./file1\x00', 0x8000, 0x4) (async, rerun: 64)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-openat$dir-unlinkat-mknodat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0)
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
mknodat(r0, &(0x7f0000005840)='./file1\x00', 0x8000, 0x4) (async, rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-openat$dir-unlinkat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0)
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-openat$dir-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-unlinkat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-rename-unlinkat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-mount$overlay-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
mknodat$loop(0xffffffffffffffff, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(0xffffffffffffffff, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mkdir-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdirat-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-symlink-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-socket-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
socket(0x10, 0x803, 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-socket-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socket(0x10, 0x3, 0x0)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(0x0, &(0x7f0000000100)='./file0\x00') (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', 0x0) (async)
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, 0x0, 0x0) (async)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(0x0, 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, 0x0, &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400))
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, 0x0, 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(0x0)
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(0x0, &(0x7f0000001900)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', 0x0)
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0\x00')
unlinkat(r0, 0x0, 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, 0x0, 0x105042, 0x1ff) (rerun: 64)

program did not crash
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff)

program crashed: WARNING in shmem_unlink
extracting C reproducer
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
simplifying C reproducer
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program did not crash
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program did not crash
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program did not crash
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
program crashed: WARNING in shmem_unlink
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff)

program crashed: WARNING in shmem_unlink
validation run: crashed=true
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff)

program crashed: WARNING in shmem_unlink
validation run: crashed=true
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): symlink-mkdirat-mkdir-mount$overlay-openat$dir-mknodat$loop-chdir-rename-unlinkat-openat
detailed listing:
executing program 0:
symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00')
mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0)
mkdir(&(0x7f00000004c0)='./bus\x00', 0x0)
mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]})
r0 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x0, 0x0)
mknodat$loop(r0, &(0x7f0000000340)='./file1\x00', 0x0, 0x0)
chdir(&(0x7f0000000140)='./bus\x00')
rename(&(0x7f0000000140)='./file1\x00', &(0x7f0000001900)='./file0\x00')
unlinkat(r0, &(0x7f0000000240)='./file1\x00', 0x0) (async)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff)

program crashed: WARNING in shmem_unlink
validation run: crashed=true
reproducing took 1h35m27.178853053s
repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5530 at fs/inode.c:417 drop_nlink+0xc5/0x110 fs/inode.c:417
Modules linked in:
CPU: 0 UID: 0 PID: 5530 Comm: syz.0.27 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:drop_nlink+0xc5/0x110 fs/inode.c:417
Code: 70 07 00 00 be 08 00 00 00 e8 e7 d4 e7 ff 3e 48 ff 83 70 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 cc cc cc cc cc e8 dc 86 80 ff 90 <0f> 0b 90 eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5b ff ff ff
RSP: 0018:ffffc90002c8f2e8 EFLAGS: 00010293
RAX: ffffffff823f8c74 RBX: ffff888059524f20 RCX: ffff88801f9d8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffc90002c8f2a7 R09: 1ffff92000591e54
R10: dffffc0000000000 R11: fffff52000591e55 R12: 1ffff1100b2a49ed
R13: 00000000692691b4 R14: ffff888059524f68 R15: dffffc0000000000
FS:  00007fe8fee156c0(0000) GS:ffff88808d72f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe8fee14fc8 CR3: 000000004c6c5000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 shmem_unlink+0x1f5/0x2d0 mm/shmem.c:3979
 shmem_rename2+0x22d/0x360 mm/shmem.c:4065
 vfs_rename+0xb34/0xe80 fs/namei.c:5216
 ovl_do_rename+0x13c/0x210 fs/overlayfs/overlayfs.h:373
 ovl_create_over_whiteout fs/overlayfs/dir.c:550 [inline]
 ovl_create_or_link+0xaf7/0x1410 fs/overlayfs/dir.c:656
 ovl_create_object+0x234/0x310 fs/overlayfs/dir.c:695
 lookup_open fs/namei.c:3796 [inline]
 open_last_lookups fs/namei.c:3895 [inline]
 path_openat+0x14f4/0x3830 fs/namei.c:4131
 do_filp_open+0x1fa/0x410 fs/namei.c:4161
 do_sys_openat2+0x121/0x1c0 fs/open.c:1437
 do_sys_open fs/open.c:1452 [inline]
 __do_sys_openat fs/open.c:1468 [inline]
 __se_sys_openat fs/open.c:1463 [inline]
 __x64_sys_openat+0x138/0x170 fs/open.c:1463
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe8fdf8f749
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fe8fee15038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fe8fe1e6090 RCX: 00007fe8fdf8f749
RDX: 0000000000105042 RSI: 0000200000000080 RDI: ffffffffffffff9c
RBP: 00007fe8fe013f91 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000000001ff R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe8fe1e6128 R14: 00007fe8fe1e6090 R15: 00007ffc0023dc98
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5530 at fs/inode.c:417 drop_nlink+0xc5/0x110 fs/inode.c:417
Modules linked in:
CPU: 0 UID: 0 PID: 5530 Comm: syz.0.27 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:drop_nlink+0xc5/0x110 fs/inode.c:417
Code: 70 07 00 00 be 08 00 00 00 e8 e7 d4 e7 ff 3e 48 ff 83 70 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 cc cc cc cc cc e8 dc 86 80 ff 90 <0f> 0b 90 eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5b ff ff ff
RSP: 0018:ffffc90002c8f2e8 EFLAGS: 00010293
RAX: ffffffff823f8c74 RBX: ffff888059524f20 RCX: ffff88801f9d8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffc90002c8f2a7 R09: 1ffff92000591e54
R10: dffffc0000000000 R11: fffff52000591e55 R12: 1ffff1100b2a49ed
R13: 00000000692691b4 R14: ffff888059524f68 R15: dffffc0000000000
FS:  00007fe8fee156c0(0000) GS:ffff88808d72f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe8fee14fc8 CR3: 000000004c6c5000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 shmem_unlink+0x1f5/0x2d0 mm/shmem.c:3979
 shmem_rename2+0x22d/0x360 mm/shmem.c:4065
 vfs_rename+0xb34/0xe80 fs/namei.c:5216
 ovl_do_rename+0x13c/0x210 fs/overlayfs/overlayfs.h:373
 ovl_create_over_whiteout fs/overlayfs/dir.c:550 [inline]
 ovl_create_or_link+0xaf7/0x1410 fs/overlayfs/dir.c:656
 ovl_create_object+0x234/0x310 fs/overlayfs/dir.c:695
 lookup_open fs/namei.c:3796 [inline]
 open_last_lookups fs/namei.c:3895 [inline]
 path_openat+0x14f4/0x3830 fs/namei.c:4131
 do_filp_open+0x1fa/0x410 fs/namei.c:4161
 do_sys_openat2+0x121/0x1c0 fs/open.c:1437
 do_sys_open fs/open.c:1452 [inline]
 __do_sys_openat fs/open.c:1468 [inline]
 __se_sys_openat fs/open.c:1463 [inline]
 __x64_sys_openat+0x138/0x170 fs/open.c:1463
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe8fdf8f749
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fe8fee15038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fe8fe1e6090 RCX: 00007fe8fdf8f749
RDX: 0000000000105042 RSI: 0000200000000080 RDI: ffffffffffffff9c
RBP: 00007fe8fe013f91 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000000001ff R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe8fe1e6128 R14: 00007fe8fe1e6090 R15: 00007ffc0023dc98
 </TASK>