Extracting prog: 3m7.49257344s
Minimizing prog: 43m46.484527949s
Simplifying prog options: 0s
Extracting C: 2m12.535029851s
Simplifying C: 8m19.072687504s


extracting reproducer from 2 programs
testing a last program of every proc
single: executing 2 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_sctp-mkdirat-mount-openat-write-bind-listen-socket-sendto$inet-recvmsg
detailed listing:
executing program 0:
r0 = socket$inet_sctp(0x2, 0x1, 0x84)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff)
mount(&(0x7f0000000100)=@filename='proc\x00', &(0x7f0000000200)='./proc\x00', &(0x7f0000000300)='proc\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./proc/sys/net/sctp/auth_enable\x00', 0x1, 0x0)
write(r1, &(0x7f0000000500)='1', 0x1)
bind(r0, &(0x7f0000000a00)=@in={0x2, 0x4e23, @loopback}, 0x10)
listen(r0, 0x5)
r2 = socket(0x2, 0x3, 0x84)
sendto$inet(r2, &(0x7f0000000b00)="10e24e2300000000a301bd9b010000380102030400010000000a000a00000000800200240102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f20", 0x44, 0x0, &(0x7f0000000c00)={0x2, 0x4e23, @loopback}, 0x10)
recvmsg(r0, &(0x7f0000000d00)={0x0, 0x0, &(0x7f0000000e00)=[{&(0x7f0000000f00)=""/1, 0x100}], 0x1}, 0x40)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write-shutdown-close-close-nanosleep
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='5\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)
shutdown(r2, 0x2)
close(r2)
close(r0)
nanosleep(&(0x7f0000000800)={0x2}, 0x0)

program crashed: WARNING in ceph_con_v2_try_read
single: successfully extracted reproducer
found reproducer with 14 syscalls
minimizing guilty program
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write-shutdown-close-close
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='5\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)
shutdown(r2, 0x2)
close(r2)
close(r0)

program crashed: WARNING in ceph_con_v2_try_read
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write-shutdown-close
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='5\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)
shutdown(r2, 0x2)
close(r2)

program crashed: WARNING in ceph_con_v2_try_read
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write-shutdown
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='5\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)
shutdown(r2, 0x2)

program crashed: WARNING in ceph_con_v2_try_read
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='5\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program crashed: WARNING in ceph_con_v2_try_read
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='5\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
accept$inet(r0, 0x0, 0x0)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='5\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
write(0xffffffffffffffff, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='mount_timeout\x00', &(0x7f0000000700)='5\x00', 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program crashed: WARNING in ceph_con_v2_try_read
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
fsconfig$FSCONFIG_SET_STRING(0xffffffffffffffff, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(0xffffffffffffffff, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) (async)
r1 = accept$inet(r0, 0x0, 0x0)
write(r1, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
bind$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(0xffffffffffffffff, 0x5)
r0 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) (async)
r1 = accept$inet(0xffffffffffffffff, 0x0, 0x0)
write(r1, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program crashed: WARNING in ceph_con_v2_try_read
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, 0x0, 0x0)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(0x0, 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, 0x0, &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', 0x0, 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, 0x0, &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', 0x0, 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, 0x0, 0x0)

program did not crash
testing program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800), 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=45.183334686s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
program crashed: WARNING in ceph_con_v2_try_read
simplifying C reproducer
testing compiled C program (duration=45.183334686s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
program did not crash
testing compiled C program (duration=45.183334686s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true 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}}): socket$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
program crashed: WARNING in ceph_con_v2_try_read
testing compiled C program (duration=45.183334686s, {Threaded:true Repeat:false 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}}): socket$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
program crashed: WARNING in ceph_con_v2_try_read
testing compiled C program (duration=45.183334686s, {Threaded:true Repeat:false 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:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
program crashed: WARNING in ceph_con_v2_try_read
testing compiled C program (duration=45.183334686s, {Threaded:true Repeat:false 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:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
program crashed: WARNING in ceph_con_v2_try_read
testing compiled C program (duration=45.183334686s, {Threaded:true Repeat:false 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:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
program crashed: WARNING in ceph_con_v2_try_read
testing compiled C program (duration=45.183334686s, {Threaded:true Repeat:false 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
program crashed: WARNING in ceph_con_v2_try_read
testing program (duration=45.183334686s, {Threaded:true Repeat:false 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program crashed: WARNING in ceph_con_v2_try_read
validation run: crashed=true
testing program (duration=45.183334686s, {Threaded:true Repeat:false 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program crashed: WARNING in ceph_con_v2_try_read
validation run: crashed=true
testing program (duration=45.183334686s, {Threaded:true Repeat:false 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:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-bind$inet-listen-fsopen-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-accept$inet-write
detailed listing:
executing program 0:
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10)
listen(r0, 0x5)
r1 = fsopen(&(0x7f0000000100)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='source\x00', &(0x7f0000000300)='127.0.0.1:6789:/\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='ms_mode\x00', &(0x7f0000000500)='crc\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0)
r2 = accept$inet(r0, 0x0, 0x0)
write(r2, &(0x7f0000000800)='ceph v2\n\x00'/20, 0x1c)

program crashed: WARNING in ceph_con_v2_try_read
validation run: crashed=true
reproducing took 1h1m8.342083677s
repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 1 PID: 1325 at net/ceph/messenger_v2.c:2839 populate_in_iter net/ceph/messenger_v2.c:2839 [inline]
WARNING: CPU: 1 PID: 1325 at net/ceph/messenger_v2.c:2839 ceph_con_v2_try_read+0x6e45/0x6fc0 net/ceph/messenger_v2.c:2869
Modules linked in:
CPU: 1 PID: 1325 Comm: kworker/1:2 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
Workqueue: ceph-msgr ceph_con_workfn
RIP: 0010:populate_in_iter net/ceph/messenger_v2.c:2839 [inline]
RIP: 0010:ceph_con_v2_try_read+0x6e45/0x6fc0 net/ceph/messenger_v2.c:2869
Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 05 f7 ea f7 48 c7 c7 40 f5 3f 8b 89 de e8 47 1f 27 00 0f 0b e9 29 ff ff ff e8 eb f6 ea f7 <0f> 0b 41 bf c3 ff ff ff e9 1d ff ff ff e8 d9 f6 ea f7 0f 0b 41 bf
RSP: 0018:ffffc900051c7760 EFLAGS: 00010293
RAX: ffffffff898e0a95 RBX: 0000000000000000 RCX: ffff888023031dc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900051c7bb8 R08: ffff88807aca46b7 R09: ffff88807aca46ab
R10: dffffc0000000000 R11: ffffed100f5948d7 R12: ffff88807aca4808
R13: dffffc0000000000 R14: ffff88807aca46b8 R15: 1ffff1100f59495b
FS:  0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0f918a1ff8 CR3: 0000000024e60000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ceph_con_workfn+0x1ed/0x1110 net/ceph/messenger.c:1528
 process_one_work+0x867/0xff0 kernel/workqueue.c:2310
 worker_thread+0xad7/0x12a0 kernel/workqueue.c:2457
 kthread+0x42e/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 1 PID: 1325 at net/ceph/messenger_v2.c:2839 populate_in_iter net/ceph/messenger_v2.c:2839 [inline]
WARNING: CPU: 1 PID: 1325 at net/ceph/messenger_v2.c:2839 ceph_con_v2_try_read+0x6e45/0x6fc0 net/ceph/messenger_v2.c:2869
Modules linked in:
CPU: 1 PID: 1325 Comm: kworker/1:2 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
Workqueue: ceph-msgr ceph_con_workfn
RIP: 0010:populate_in_iter net/ceph/messenger_v2.c:2839 [inline]
RIP: 0010:ceph_con_v2_try_read+0x6e45/0x6fc0 net/ceph/messenger_v2.c:2869
Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 05 f7 ea f7 48 c7 c7 40 f5 3f 8b 89 de e8 47 1f 27 00 0f 0b e9 29 ff ff ff e8 eb f6 ea f7 <0f> 0b 41 bf c3 ff ff ff e9 1d ff ff ff e8 d9 f6 ea f7 0f 0b 41 bf
RSP: 0018:ffffc900051c7760 EFLAGS: 00010293
RAX: ffffffff898e0a95 RBX: 0000000000000000 RCX: ffff888023031dc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900051c7bb8 R08: ffff88807aca46b7 R09: ffff88807aca46ab
R10: dffffc0000000000 R11: ffffed100f5948d7 R12: ffff88807aca4808
R13: dffffc0000000000 R14: ffff88807aca46b8 R15: 1ffff1100f59495b
FS:  0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0f918a1ff8 CR3: 0000000024e60000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ceph_con_workfn+0x1ed/0x1110 net/ceph/messenger.c:1528
 process_one_work+0x867/0xff0 kernel/workqueue.c:2310
 worker_thread+0xad7/0x12a0 kernel/workqueue.c:2457
 kthread+0x42e/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>