Extracting prog: 2h17m26.113914891s
Minimizing prog: 32m10.181991352s
Simplifying prog options: 14m7.164890871s
Extracting C: 5m15.418423929s
Simplifying C: 0s


extracting reproducer from 80 programs
testing a last program of every proc
single: executing 30 programs separately with timeout 6m0s
testing program (duration=6m0s, {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}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nfc-sendmsg$NFC_CMD_DEV_UP-sendmsg$NFC_CMD_DEV_UP-sendmsg$NFC_CMD_START_POLL-sendmsg$NFC_CMD_START_POLL-nanosleep
detailed listing:
executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nfc(&(0x7f0000000080), r0)
sendmsg$NFC_CMD_DEV_UP(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@NFC_ATTR_DEVICE_INDEX={0x8}]}, 0x1c}}, 0x0)
sendmsg$NFC_CMD_DEV_UP(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000001c0)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@NFC_ATTR_DEVICE_INDEX={0x8, 0x1, 0x1}]}, 0x1c}}, 0x0)
sendmsg$NFC_CMD_START_POLL(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000280)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NFC_ATTR_DEVICE_INDEX={0x8}, @NFC_ATTR_TM_PROTOCOLS={0x8, 0xe, 0x20}]}, 0x24}}, 0x0)
sendmsg$NFC_CMD_START_POLL(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NFC_ATTR_DEVICE_INDEX={0x8, 0x1, 0x1}, @NFC_ATTR_PROTOCOLS={0x8, 0x3, 0x20}]}, 0x24}}, 0x0)
nanosleep(&(0x7f0000000600)={0x0, 0x1dcd6500}, 0x0)

program did not crash
testing program (duration=6m0s, {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}}): syz_usb_connect-syz_usb_control_io-nanosleep-syz_usb_ep_write-nanosleep
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x0, 0x39, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040d118af1e0000010203010902270001010080fa0904000003ffffff00070581020002000705820200020007050302000200"], 0x0)
syz_usb_control_io(r0, 0x0, &(0x7f0000001000)={0x84, &(0x7f00000001c0)={0x40, 0x4, 0x2, ' \x00'}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
nanosleep(&(0x7f0000000300)={0x0, 0x1dcd6500}, 0x0)
syz_usb_ep_write(r0, 0x81, 0xa, &(0x7f0000000100)="0a000100010000000001")
nanosleep(&(0x7f0000000300)={0x0, 0x5f5e100}, 0x0)

program did not crash
testing program (duration=6m0s, {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$inet_udp-setsockopt$IPT_SO_SET_REPLACE-socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-socket$inet_udp-bind$inet-sendto$inet
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f0000000300)=@filter={'filter\x00', 0xc, 0x4, 0x280, 0xffffffff, 0x148, 0x0, 0x4000000, 0x98, 0xffffffff, 0x1e8, 0x1e8, 0x1e8, 0x98, 0x4, 0x0, {[{{@uncond, 0x0, 0x70, 0x98}, @common=@unspec=@CLASSIFY={0x28, 'CLASSIFY\x00', 0x0, {0x1000}}}, {{@uncond, 0x0, 0x70, 0xb0}, @common=@unspec=@RATEEST={0x40, 'RATEEST\x00', 0x0, {'syz1\x00', 0x3, 0x6, {0x3ff}}}}, {{@uncond, 0x0, 0x70, 0xa0}, @common=@unspec=@CONNMARK={0x30}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28}}}}, 0x2e0)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000400)=ANY=[@ANYBLOB="9c000000000101060000000000000000020000003400018014000180080001007f000001080002007f0000011c0002800500010011000000060002004e2000000600030006b700003400028014000180080001007f000001080002007f0000011c00028005000100110000000600020006b70000060003004e20000008000700000003e80c00058008000100524153000c000d80080001007f000002"], 0x9c}}, 0x0)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r2, &(0x7f0000000000)={0x2, 0x4e20, @loopback}, 0x10)
sendto$inet(r2, &(0x7f0000000100)="280000010000007f00000106b7", 0xd, 0x0, &(0x7f0000000200)={0x2, 0x6b7, @loopback}, 0x10)

program did not crash
testing program (duration=6m0s, {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$inet_udp-setsockopt$IPT_SO_SET_REPLACE-socket$nl_netfilter-sendmsg$IPCTNL_MSG_CT_NEW-socket$inet_udp-bind$inet-sendto$inet
detailed listing:
executing program 0:
r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f0000000300)=@filter={'filter\x00', 0xc, 0x4, 0x280, 0xffffffff, 0x148, 0x0, 0x4000000, 0x98, 0xffffffff, 0x1e8, 0x1e8, 0x1e8, 0x98, 0x4, 0x0, {[{{@uncond, 0x0, 0x70, 0x98}, @common=@unspec=@CLASSIFY={0x28, 'CLASSIFY\x00', 0x0, {0x1000}}}, {{@uncond, 0x0, 0x70, 0xb0}, @common=@unspec=@RATEEST={0x40, 'RATEEST\x00', 0x0, {'syz1\x00', 0x3, 0x6, {0x3ff}}}}, {{@uncond, 0x0, 0x70, 0xa0}, @common=@unspec=@CONNMARK={0x30}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28}}}}, 0x2e0)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_NEW(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000400)=ANY=[@ANYBLOB="9c000000000101060000000000000000020000003400018014000180080001007f000001080002007f0000011c0002800500010011000000060002004e2000000600030006b700003400028014000180080001007f000001080002007f0000011c00028005000100110000000600020006b70000060003004e20000008000700000003e80c00058008000100524153000c000d80080001007f000002"], 0x9c}}, 0x0)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r2, &(0x7f0000000000)={0x2, 0x4e20, @loopback}, 0x10)
sendto$inet(r2, &(0x7f0000000100)="280000010000007f00000106b7", 0xd, 0x0, &(0x7f0000000200)={0x2, 0x6b7, @loopback}, 0x10)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mount-openat-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/pcspkr/power\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/devices/pcspkr/subsystem\x00', 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd\x00', 0x1ff)
mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000100)='./nfsd\x00', &(0x7f0000000140)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./nfsd/versions\x00', 0x2, 0x0)
write(r0, &(0x7f00000001c0)='-2 -3 +4', 0x8)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000040)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000120)='./nfsd/versions\x00', 0x1, 0x0)
write(r0, &(0x7f0000000130)='-2\n', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x1, 0x0)
write(r1, &(0x7f0000000180)='tcp 2049\n', 0x9)
r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./nfsd/threads\x00', 0x1, 0x0)
write(r2, &(0x7f0000000200)='1\n', 0x2)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mount-openat-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/platform/devices/pcspkr/power\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/platform/devices/pcspkr/subsystem\x00', 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd\x00', 0x1ff)
mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000100)='./nfsd\x00', &(0x7f0000000140)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./nfsd/versions\x00', 0x2, 0x0)
write(r0, &(0x7f00000001c0)='-2 -3 +4', 0x8)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mkdirat-mkdirat-mount-mount-openat-write-openat-write-openat-write-openat-write-openat-write-mount$nfs4-openat-flock-fcntl$lock
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0)
mount(0x0, &(0x7f0000000040)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2049\n', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc/net/rpc/auth.unix.ip/channel\x00', 0x2, 0x0)
write(r1, &(0x7f0000000200)='nfsd 127.0.0.1 2147483647 localhost\n', 0x24)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/net/rpc/nfsd.fh/channel\x00', 0x2, 0x0)
write(r2, &(0x7f0000000280)='localhost 1 \\x00000000 2147483647 /\n', 0x24)
r3 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./proc/net/rpc/nfsd.export/channel\x00', 0x2, 0x0)
write(r3, &(0x7f0000000300)='localhost / 2147483647 74753 0 0 0\n', 0x23)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./nfsd/threads\x00', 0x2, 0x0)
write(r4, &(0x7f0000000380)='1\n', 0x2)
mount$nfs4(&(0x7f00000003c0)='127.0.0.1:/\x00', &(0x7f0000000080)='./mnt\x00', &(0x7f0000000400), 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB='addr=127.0.0.1,port=2049,vers=4.0,clientaddr=127.0.0.1\x00'])
r5 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./mnt/etc/passwd\x00', 0x0, 0x0)
flock(r5, 0x2)
fcntl$lock(r5, 0x6, &(0x7f00000004c0)={0x1, 0x0, 0x0, 0x10})

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000040)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000120)='./nfsd/versions\x00', 0x1, 0x0)
write(r0, &(0x7f0000000130)='-2\n', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x1, 0x0)
write(r1, &(0x7f0000000180)='tcp 2049\n', 0x9)
r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./nfsd/threads\x00', 0x1, 0x0)
write(r2, &(0x7f0000000200)='1\n', 0x2)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mkdirat-mkdirat-mount-mount-openat-write-openat-write-openat-write-openat-write-openat-write-mount$nfs4-openat-flock-fcntl$lock
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./mnt\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0)
mount(0x0, &(0x7f0000000040)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='tcp 2049\n', 0x9)
r1 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc/net/rpc/auth.unix.ip/channel\x00', 0x2, 0x0)
write(r1, &(0x7f0000000200)='nfsd 127.0.0.1 2147483647 localhost\n', 0x24)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./proc/net/rpc/nfsd.fh/channel\x00', 0x2, 0x0)
write(r2, &(0x7f0000000280)='localhost 1 \\x00000000 2147483647 /\n', 0x24)
r3 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./proc/net/rpc/nfsd.export/channel\x00', 0x2, 0x0)
write(r3, &(0x7f0000000300)='localhost / 2147483647 74753 0 0 0\n', 0x23)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./nfsd/threads\x00', 0x2, 0x0)
write(r4, &(0x7f0000000380)='1\n', 0x2)
mount$nfs4(&(0x7f00000003c0)='127.0.0.1:/\x00', &(0x7f0000000080)='./mnt\x00', &(0x7f0000000400), 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB='addr=127.0.0.1,port=2049,vers=4.0,clientaddr=127.0.0.1\x00'])
r5 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./mnt/etc/passwd\x00', 0x0, 0x0)
flock(r5, 0x2)
fcntl$lock(r5, 0x6, &(0x7f00000004c0)={0x1, 0x0, 0x0, 0x10})

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mkdirat-mount-mount-openat-write-close-openat-write-close-openat-write-nanosleep-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./pipe\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./pipe\x00', &(0x7f0000000080)='rpc_pipefs\x00', 0x0, 0x0)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/versions\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='-2 -3 +4\n\x00', 0x9)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./nfsd/portlist\x00', 0x1, 0x0)
write(r1, &(0x7f00000001c0)='tcp 2049\n\x00', 0x9)
close(r1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/threads\x00', 0x1, 0x0)
write(r2, &(0x7f0000000240)='1\n\x00', 0x2)
nanosleep(&(0x7f0000000280)={0x0, 0x5f5e100}, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000002c0)='./pipe/nfsd/cld\x00', 0x2, 0x0)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mkdirat-mount-mount-openat-write-close-openat-write-close-openat-write-nanosleep-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./pipe\x00', 0x1ff)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./pipe\x00', &(0x7f0000000080)='rpc_pipefs\x00', 0x0, 0x0)
mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/versions\x00', 0x1, 0x0)
write(r0, &(0x7f0000000140)='-2 -3 +4\n\x00', 0x9)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./nfsd/portlist\x00', 0x1, 0x0)
write(r1, &(0x7f00000001c0)='tcp 2049\n\x00', 0x9)
close(r1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/threads\x00', 0x1, 0x0)
write(r2, &(0x7f0000000240)='1\n\x00', 0x2)
nanosleep(&(0x7f0000000280)={0x0, 0x5f5e100}, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000002c0)='./pipe/nfsd/cld\x00', 0x2, 0x0)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/versions\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='+4\n', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/portlist\x00', 0x2, 0x0)
write(r1, &(0x7f0000000240)='tcp 2049\n', 0x9)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./nfsd/threads\x00', 0x2, 0x0)
write(r2, &(0x7f00000002c0)='1\n', 0x2)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mount-openat-write-close-openat-write-close-openat-write-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000100)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/versions\x00', 0x2, 0x0)
write(r0, &(0x7f0000000300)='+3 -4\n', 0x6)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r1, &(0x7f0000000500)='tcp 2049\n', 0x9)
close(r1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./nfsd/threads\x00', 0x2, 0x0)
write(r2, &(0x7f0000000700)='1\n', 0x2)
close(r2)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mount-openat-write-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/versions\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='+4\n', 0x3)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/portlist\x00', 0x2, 0x0)
write(r1, &(0x7f0000000240)='tcp 2049\n', 0x9)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./nfsd/threads\x00', 0x2, 0x0)
write(r2, &(0x7f00000002c0)='1\n', 0x2)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mount-openat-write-close-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/versions\x00', 0x2, 0x0)
write(r0, &(0x7f0000000180)='-4\n', 0x3)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/portlist\x00', 0x2, 0x0)
write(r1, &(0x7f0000000240)='tcp 2049\n', 0x9)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./nfsd/threads\x00', 0x2, 0x0)
write(r2, &(0x7f00000002c0)='1\n', 0x2)

program did not crash
testing program (duration=6m0s, {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}}): mkdirat-mount-openat-write-close-openat-write-close-openat-write-close
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000100)='nfsd\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/versions\x00', 0x2, 0x0)
write(r0, &(0x7f0000000300)='+3 -4\n', 0x6)
close(r0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./nfsd/portlist\x00', 0x2, 0x0)
write(r1, &(0x7f0000000500)='tcp 2049\n', 0x9)
close(r1)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./nfsd/threads\x00', 0x2, 0x0)
write(r2, &(0x7f0000000700)='1\n', 0x2)
close(r2)

program did not crash
testing program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x60, 0x1403, 0x1, 0x70bd28, 0x25dfdbfe, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bond_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan1\x00'}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program crashed: KASAN: slab-use-after-free Read in __ethtool_get_link_ksettings
single: successfully extracted reproducer
found reproducer with 2 syscalls
minimizing guilty program
testing program (duration=6m0s, {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$nl_rdma
detailed listing:
executing program 0:
socket$nl_rdma(0x10, 0x3, 0x14)

program did not crash
testing program (duration=6m0s, {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}}): sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
sendmsg$RDMA_NLDEV_CMD_NEWLINK(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x60, 0x1403, 0x1, 0x70bd28, 0x25dfdbfe, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bond_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan1\x00'}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program did not crash
testing program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, 0x0, 0x10)

program did not crash
testing program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program did not crash
testing program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={0x0}, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x60, 0x1403, 0x1, 0x70bd28, 0x25dfdbfe, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bond_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan1\x00'}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program did not crash
testing program (duration=6m0s, {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}}): socket$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x60, 0x1403, 0x1, 0x70bd28, 0x25dfdbfe, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bond_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan1\x00'}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program did not crash
testing program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x60, 0x1403, 0x1, 0x70bd28, 0x25dfdbfe, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bond_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan1\x00'}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program crashed: KASAN: slab-use-after-free Read in __ethtool_get_link_ksettings
validation run: crashed=true
testing program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x60, 0x1403, 0x1, 0x70bd28, 0x25dfdbfe, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bond_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan1\x00'}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program did not crash
validation run: crashed=false
testing program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x60, 0x1403, 0x1, 0x70bd28, 0x25dfdbfe, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bond_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan1\x00'}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program did not crash
validation run: crashed=false
testing program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x60, 0x1403, 0x1, 0x70bd28, 0x25dfdbfe, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bond_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan1\x00'}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program crashed: KASAN: slab-use-after-free Read in __ethtool_get_link_ksettings
validation run: crashed=true
testing program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x60, 0x1403, 0x1, 0x70bd28, 0x25dfdbfe, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bond_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan1\x00'}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program did not crash
validation run: crashed=false
testing program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x60, 0x1403, 0x1, 0x70bd28, 0x25dfdbfe, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bond_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan1\x00'}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program did not crash
validation run: crashed=false
testing program (duration=6m0s, {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$nl_rdma-sendmsg$RDMA_NLDEV_CMD_NEWLINK
detailed listing:
executing program 0:
r0 = socket$nl_rdma(0x10, 0x3, 0x14)
sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x60, 0x1403, 0x1, 0x70bd28, 0x25dfdbfe, "", [{{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bond_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan1\x00'}}]}, 0x60}, 0x1, 0x0, 0x0, 0x4080000}, 0x10)

program crashed: KASAN: slab-use-after-free Read in __ethtool_get_link_ksettings
validation run: crashed=true
reproducing took 3h51m30.814006972s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-use-after-free in netdev_need_ops_lock include/net/netdev_lock.h:30 [inline]
BUG: KASAN: slab-use-after-free in netdev_lock_ops include/net/netdev_lock.h:41 [inline]
BUG: KASAN: slab-use-after-free in __ethtool_get_link_ksettings+0x230/0x250 net/ethtool/ioctl.c:463
Read of size 1 at addr ffff88805cd71001 by task kworker/0:1/5642

CPU: 0 UID: 0 PID: 5642 Comm: kworker/0:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: events smc_ib_port_event_work
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 print_address_description+0x55/0x1e0 mm/kasan/report.c:378
 print_report+0x58/0x70 mm/kasan/report.c:482
 kasan_report+0x117/0x150 mm/kasan/report.c:595
 netdev_need_ops_lock include/net/netdev_lock.h:30 [inline]
 netdev_lock_ops include/net/netdev_lock.h:41 [inline]
 __ethtool_get_link_ksettings+0x230/0x250 net/ethtool/ioctl.c:463
 __ethtool_get_link_ksettings+0x11f/0x250 net/ethtool/ioctl.c:464
 ib_get_eth_speed+0x180/0x7f0 drivers/infiniband/core/verbs.c:2061
 rxe_query_port+0x93/0x3d0 drivers/infiniband/sw/rxe/rxe_verbs.c:56
 __ib_query_port drivers/infiniband/core/device.c:2304 [inline]
 ib_query_port+0x16e/0x830 drivers/infiniband/core/device.c:2336
 smc_ib_remember_port_attr net/smc/smc_ib.c:364 [inline]
 smc_ib_port_event_work+0x15b/0x980 net/smc/smc_ib.c:388
 process_one_work kernel/workqueue.c:3396 [inline]
 process_scheduled_works+0xc3d/0x1630 kernel/workqueue.c:3479
 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3560
 kthread+0x38b/0x470 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

Allocated by task 14067:
 kasan_save_stack mm/kasan/common.c:57 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
 poison_kmalloc_redzone mm/kasan/common.c:398 [inline]
 __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:415
 kasan_kmalloc include/linux/kasan.h:263 [inline]
 __do_kmalloc_node mm/slub.c:5414 [inline]
 __kvmalloc_node_noprof+0x5b4/0x890 mm/slub.c:7014
 alloc_netdev_mqs+0xa9/0x12c0 net/core/dev.c:12117
 rtnl_create_link+0x321/0xd70 net/core/rtnetlink.c:3782
 rtnl_newlink_create+0x258/0x7b0 net/core/rtnetlink.c:3964
 __rtnl_newlink net/core/rtnetlink.c:4103 [inline]
 rtnl_newlink+0x166d/0x1c30 net/core/rtnetlink.c:4220
 rtnetlink_rcv_msg+0x802/0xc00 net/core/rtnetlink.c:7137
 netlink_rcv_skb+0x226/0x4a0 net/netlink/af_netlink.c:2556
 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
 netlink_unicast+0x7f5/0x990 net/netlink/af_netlink.c:1345
 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1900
 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800
 __sock_sendmsg net/socket.c:815 [inline]
 __sys_sendto+0x41e/0x5d0 net/socket.c:2281
 __do_sys_sendto net/socket.c:2288 [inline]
 __se_sys_sendto net/socket.c:2284 [inline]
 __x64_sys_sendto+0xde/0x100 net/socket.c:2284
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Freed by task 5717:
 kasan_save_stack mm/kasan/common.c:57 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:584
 poison_slab_object mm/kasan/common.c:253 [inline]
 __kasan_slab_free+0x5c/0x80 mm/kasan/common.c:285
 kasan_slab_free include/linux/kasan.h:235 [inline]
 slab_free_hook mm/slub.c:2748 [inline]
 slab_free mm/slub.c:6508 [inline]
 kfree+0x1c5/0x6d0 mm/slub.c:6801

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-use-after-free in netdev_need_ops_lock include/net/netdev_lock.h:30 [inline]
BUG: KASAN: slab-use-after-free in netdev_lock_ops include/net/netdev_lock.h:41 [inline]
BUG: KASAN: slab-use-after-free in __ethtool_get_link_ksettings+0x230/0x250 net/ethtool/ioctl.c:463
Read of size 1 at addr ffff88805cd71001 by task kworker/0:1/5642

CPU: 0 UID: 0 PID: 5642 Comm: kworker/0:1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: events smc_ib_port_event_work
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 print_address_description+0x55/0x1e0 mm/kasan/report.c:378
 print_report+0x58/0x70 mm/kasan/report.c:482
 kasan_report+0x117/0x150 mm/kasan/report.c:595
 netdev_need_ops_lock include/net/netdev_lock.h:30 [inline]
 netdev_lock_ops include/net/netdev_lock.h:41 [inline]
 __ethtool_get_link_ksettings+0x230/0x250 net/ethtool/ioctl.c:463
 __ethtool_get_link_ksettings+0x11f/0x250 net/ethtool/ioctl.c:464
 ib_get_eth_speed+0x180/0x7f0 drivers/infiniband/core/verbs.c:2061
 rxe_query_port+0x93/0x3d0 drivers/infiniband/sw/rxe/rxe_verbs.c:56
 __ib_query_port drivers/infiniband/core/device.c:2304 [inline]
 ib_query_port+0x16e/0x830 drivers/infiniband/core/device.c:2336
 smc_ib_remember_port_attr net/smc/smc_ib.c:364 [inline]
 smc_ib_port_event_work+0x15b/0x980 net/smc/smc_ib.c:388
 process_one_work kernel/workqueue.c:3396 [inline]
 process_scheduled_works+0xc3d/0x1630 kernel/workqueue.c:3479
 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3560
 kthread+0x38b/0x470 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

Allocated by task 14067:
 kasan_save_stack mm/kasan/common.c:57 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
 poison_kmalloc_redzone mm/kasan/common.c:398 [inline]
 __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:415
 kasan_kmalloc include/linux/kasan.h:263 [inline]
 __do_kmalloc_node mm/slub.c:5414 [inline]
 __kvmalloc_node_noprof+0x5b4/0x890 mm/slub.c:7014
 alloc_netdev_mqs+0xa9/0x12c0 net/core/dev.c:12117
 rtnl_create_link+0x321/0xd70 net/core/rtnetlink.c:3782
 rtnl_newlink_create+0x258/0x7b0 net/core/rtnetlink.c:3964
 __rtnl_newlink net/core/rtnetlink.c:4103 [inline]
 rtnl_newlink+0x166d/0x1c30 net/core/rtnetlink.c:4220
 rtnetlink_rcv_msg+0x802/0xc00 net/core/rtnetlink.c:7137
 netlink_rcv_skb+0x226/0x4a0 net/netlink/af_netlink.c:2556
 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
 netlink_unicast+0x7f5/0x990 net/netlink/af_netlink.c:1345
 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1900
 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800
 __sock_sendmsg net/socket.c:815 [inline]
 __sys_sendto+0x41e/0x5d0 net/socket.c:2281
 __do_sys_sendto net/socket.c:2288 [inline]
 __se_sys_sendto net/socket.c:2284 [inline]
 __x64_sys_sendto+0xde/0x100 net/socket.c:2284
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Freed by task 5717:
 kasan_save_stack mm/kasan/common.c:57 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:584
 poison_slab_object mm/kasan/common.c:253 [inline]
 __kasan_slab_free+0x5c/0x80 mm/kasan/common.c:285
 kasan_slab_free include/linux/kasan.h:235 [inline]
 slab_free_hook mm/slub.c:2748 [inline]
 slab_free mm/slub.c:6508 [inline]
 kfree+0x1c5/0x6d0 mm/slub.c:6801