Extracting prog: 2m40.700178543s
Minimizing prog: 30m4.2470623s
Simplifying prog options: 0s
Extracting C: 1m29.069752891s
Simplifying C: 9m13.312154794s


extracting reproducer from 29 programs
testing a last program of every proc
single: executing 5 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}}): socket$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-io_uring_enter-setsockopt$SO_TIMESTAMPING-mmap-mmap-socket$inet_udp-close-socketpair$unix-setsockopt$sock_int-recvmmsg-write$binfmt_misc-setsockopt$sock_int-sendmmsg$inet6
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
r1 = io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
io_uring_enter(r1, 0x2219, 0x7721, 0x16, 0x0, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x41, &(0x7f0000000200)=0x636b, 0x4)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
close(r2)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r3=>0xffffffffffffffff})
setsockopt$sock_int(r3, 0x1, 0x2a, &(0x7f0000000100)=0xfffe, 0x4)
recvmmsg(r3, &(0x7f0000001440)=[{{0x0, 0x0, 0x0}}], 0x1, 0x40002002, 0x0)
write$binfmt_misc(r2, 0x0, 0x0)
setsockopt$sock_int(r3, 0x1, 0x2e, &(0x7f0000000080)=0x55b6, 0x4)
sendmmsg$inet6(r0, &(0x7f0000000e00)=[{{&(0x7f0000000080)={0xa, 0x4e23, 0x0, @mcast2}, 0x1c, 0x0}}], 0x1, 0x4000800)

program crashed: WARNING in hugetlb_split
single: successfully extracted reproducer
found reproducer with 18 syscalls
minimizing guilty program
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-io_uring_enter-setsockopt$SO_TIMESTAMPING-mmap-mmap-socket$inet_udp-close-socketpair$unix-setsockopt$sock_int-recvmmsg-write$binfmt_misc-setsockopt$sock_int
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
r1 = io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
io_uring_enter(r1, 0x2219, 0x7721, 0x16, 0x0, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x41, &(0x7f0000000200)=0x636b, 0x4)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
close(r2)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r3=>0xffffffffffffffff})
setsockopt$sock_int(r3, 0x1, 0x2a, &(0x7f0000000100)=0xfffe, 0x4)
recvmmsg(r3, &(0x7f0000001440)=[{{0x0, 0x0, 0x0}}], 0x1, 0x40002002, 0x0)
write$binfmt_misc(r2, 0x0, 0x0)
setsockopt$sock_int(r3, 0x1, 0x2e, &(0x7f0000000080)=0x55b6, 0x4)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-io_uring_enter-setsockopt$SO_TIMESTAMPING-mmap-mmap-socket$inet_udp-close-socketpair$unix-setsockopt$sock_int-recvmmsg-write$binfmt_misc
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
r1 = io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
io_uring_enter(r1, 0x2219, 0x7721, 0x16, 0x0, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x41, &(0x7f0000000200)=0x636b, 0x4)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
close(r2)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r3=>0xffffffffffffffff})
setsockopt$sock_int(r3, 0x1, 0x2a, &(0x7f0000000100)=0xfffe, 0x4)
recvmmsg(r3, &(0x7f0000001440)=[{{0x0, 0x0, 0x0}}], 0x1, 0x40002002, 0x0)
write$binfmt_misc(r2, 0x0, 0x0)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-io_uring_enter-setsockopt$SO_TIMESTAMPING-mmap-mmap-socket$inet_udp-close-socketpair$unix-setsockopt$sock_int-recvmmsg
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
r1 = io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
io_uring_enter(r1, 0x2219, 0x7721, 0x16, 0x0, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x41, &(0x7f0000000200)=0x636b, 0x4)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
close(r2)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r3=>0xffffffffffffffff})
setsockopt$sock_int(r3, 0x1, 0x2a, &(0x7f0000000100)=0xfffe, 0x4)
recvmmsg(r3, &(0x7f0000001440)=[{{0x0, 0x0, 0x0}}], 0x1, 0x40002002, 0x0)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-io_uring_enter-setsockopt$SO_TIMESTAMPING-mmap-mmap-socket$inet_udp-close-socketpair$unix-setsockopt$sock_int
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
r1 = io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
io_uring_enter(r1, 0x2219, 0x7721, 0x16, 0x0, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x41, &(0x7f0000000200)=0x636b, 0x4)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
close(r2)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r3=>0xffffffffffffffff})
setsockopt$sock_int(r3, 0x1, 0x2a, &(0x7f0000000100)=0xfffe, 0x4)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-io_uring_enter-setsockopt$SO_TIMESTAMPING-mmap-mmap-socket$inet_udp-close-socketpair$unix
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
r1 = io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
io_uring_enter(r1, 0x2219, 0x7721, 0x16, 0x0, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x41, &(0x7f0000000200)=0x636b, 0x4)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
close(r2)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000))

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-io_uring_enter-setsockopt$SO_TIMESTAMPING-mmap-mmap-socket$inet_udp-close
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
r1 = io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
io_uring_enter(r1, 0x2219, 0x7721, 0x16, 0x0, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x41, &(0x7f0000000200)=0x636b, 0x4)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
close(r2)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-io_uring_enter-setsockopt$SO_TIMESTAMPING-mmap-mmap-socket$inet_udp
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
r1 = io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
io_uring_enter(r1, 0x2219, 0x7721, 0x16, 0x0, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x41, &(0x7f0000000200)=0x636b, 0x4)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)
socket$inet_udp(0x2, 0x2, 0x0)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-io_uring_enter-setsockopt$SO_TIMESTAMPING-mmap-mmap
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
r1 = io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
io_uring_enter(r1, 0x2219, 0x7721, 0x16, 0x0, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x41, &(0x7f0000000200)=0x636b, 0x4)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-io_uring_enter-setsockopt$SO_TIMESTAMPING-mmap
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
r1 = io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
io_uring_enter(r1, 0x2219, 0x7721, 0x16, 0x0, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x41, &(0x7f0000000200)=0x636b, 0x4)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)

program did not crash
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-io_uring_enter-setsockopt$SO_TIMESTAMPING-mmap
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
r1 = io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
io_uring_enter(r1, 0x2219, 0x7721, 0x16, 0x0, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x41, &(0x7f0000000200)=0x636b, 0x4)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program did not crash
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-io_uring_enter-mmap-mmap
detailed listing:
executing program 0:
socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
r0 = io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
io_uring_enter(r0, 0x2219, 0x7721, 0x16, 0x0, 0x0)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-setsockopt$sock_int-mmap-mmap
detailed listing:
executing program 0:
socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x24, &(0x7f0000000000)=0xa, 0x4)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-bpf$PROG_LOAD-mmap-mmap
detailed listing:
executing program 0:
socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0xfffffffffffffda2, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffee1, 0x0, 0x0}, 0x94)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-io_uring_setup-mmap-mmap
detailed listing:
executing program 0:
socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
io_uring_setup(0x56ab, &(0x7f0000000040)={0x0, 0x36d, 0xc000, 0x2c, 0xa0002f5})
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-sendmsg$NFT_BATCH-mmap-mmap
detailed listing:
executing program 0:
socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-prctl$PR_SET_MM_MAP-mmap-mmap
detailed listing:
executing program 0:
socket$inet6(0xa, 0x800000000000002, 0x0)
prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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$inet6-mmap-mmap
detailed listing:
executing program 0:
socket$inet6(0xa, 0x800000000000002, 0x0)
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {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}}): mmap-mmap
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program crashed: WARNING in hugetlb_split
extracting C reproducer
testing compiled C program (duration=1m11.504269938s, {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}}): mmap-mmap
program crashed: WARNING in hugetlb_split
simplifying C reproducer
testing compiled C program (duration=1m11.504269938s, {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}}): mmap-mmap
program crashed: WARNING in hugetlb_split
testing compiled C program (duration=1m11.504269938s, {Threaded:false 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}}): mmap-mmap
program crashed: WARNING in hugetlb_split
testing compiled C program (duration=1m11.504269938s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap
program crashed: WARNING in hugetlb_split
testing compiled C program (duration=1m11.504269938s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap
program crashed: WARNING in hugetlb_split
testing compiled C program (duration=1m11.504269938s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap
program crashed: WARNING in hugetlb_split
testing compiled C program (duration=1m11.504269938s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap
program crashed: WARNING in hugetlb_split
testing compiled C program (duration=1m11.504269938s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap
program crashed: WARNING in hugetlb_split
testing program (duration=1m11.504269938s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program crashed: WARNING in hugetlb_split
validation run: crashed=true
testing program (duration=1m11.504269938s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program crashed: WARNING in hugetlb_split
validation run: crashed=true
testing program (duration=1m11.504269938s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2000009, 0x200000005c832, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x8031, 0xffffffffffffffff, 0xffffd000)

program crashed: WARNING in hugetlb_split
validation run: crashed=true
reproducing took 52m3.207533825s
repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4315 at include/linux/fs.h:538 i_mmap_assert_write_locked include/linux/fs.h:538 [inline]
WARNING: CPU: 1 PID: 4315 at include/linux/fs.h:538 hugetlb_split+0x237/0x2a0 mm/hugetlb.c:4182
Modules linked in:
CPU: 0 PID: 4315 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:538 [inline]
RIP: 0010:hugetlb_split+0x237/0x2a0 mm/hugetlb.c:4182
Code: bf ff 4c 89 f7 48 89 de 4c 89 fa 31 c9 5b 41 5c 41 5d 41 5e 41 5f 5d eb 7a e8 a5 92 bf ff 0f 0b e9 62 fe ff ff e8 99 92 bf ff <0f> 0b e9 2d ff ff ff 48 c7 c1 84 52 8b 8d 80 e1 07 80 c1 03 38 c1
RSP: 0018:ffffc90002e8f948 EFLAGS: 00010293
RAX: ffffffff81b98207 RBX: 0000200000800000 RCX: ffff888027df3b80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff88802c4b0ebf R09: 1ffff110058961d7
R10: dffffc0000000000 R11: ffffed10058961d8 R12: ffff888078afb8e0
R13: dffffc0000000000 R14: ffff888078afb840 R15: ffff888077ed1ac0
FS:  000055557adc1500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555623a6d800 CR3: 0000000072e0e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __vma_adjust+0x2da/0x1e30 mm/mmap.c:843
 vma_adjust include/linux/mm.h:2567 [inline]
 __split_vma+0x346/0x410 mm/mmap.c:-1
 __do_munmap+0x40b/0xe10 mm/mmap.c:2865
 do_munmap mm/mmap.c:2910 [inline]
 munmap_vma_range mm/mmap.c:603 [inline]
 __mmap_region mm/mmap.c:1757 [inline]
 mmap_region+0x977/0x1730 mm/mmap.c:2933
 do_mmap+0x801/0xe30 mm/mmap.c:1586
 vm_mmap_pgoff+0x1c1/0x2d0 mm/util.c:551
 ksys_mmap_pgoff+0x140/0x790 mm/mmap.c:1635
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f2c66333159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd64e38f18 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f2c665bafa0 RCX: 00007f2c66333159
RDX: 0000000000000002 RSI: 0000000000800000 RDI: 0000200000000000
RBP: 00007f2c663ca06b R08: ffffffffffffffff R09: 00000000ffffd000
R10: 0000000000008031 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2c665bafac R14: 00007f2c665bafa0 R15: 00007f2c665bafa0
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4315 at include/linux/fs.h:538 i_mmap_assert_write_locked include/linux/fs.h:538 [inline]
WARNING: CPU: 1 PID: 4315 at include/linux/fs.h:538 hugetlb_split+0x237/0x2a0 mm/hugetlb.c:4182
Modules linked in:
CPU: 0 PID: 4315 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:538 [inline]
RIP: 0010:hugetlb_split+0x237/0x2a0 mm/hugetlb.c:4182
Code: bf ff 4c 89 f7 48 89 de 4c 89 fa 31 c9 5b 41 5c 41 5d 41 5e 41 5f 5d eb 7a e8 a5 92 bf ff 0f 0b e9 62 fe ff ff e8 99 92 bf ff <0f> 0b e9 2d ff ff ff 48 c7 c1 84 52 8b 8d 80 e1 07 80 c1 03 38 c1
RSP: 0018:ffffc90002e8f948 EFLAGS: 00010293
RAX: ffffffff81b98207 RBX: 0000200000800000 RCX: ffff888027df3b80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff88802c4b0ebf R09: 1ffff110058961d7
R10: dffffc0000000000 R11: ffffed10058961d8 R12: ffff888078afb8e0
R13: dffffc0000000000 R14: ffff888078afb840 R15: ffff888077ed1ac0
FS:  000055557adc1500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555623a6d800 CR3: 0000000072e0e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __vma_adjust+0x2da/0x1e30 mm/mmap.c:843
 vma_adjust include/linux/mm.h:2567 [inline]
 __split_vma+0x346/0x410 mm/mmap.c:-1
 __do_munmap+0x40b/0xe10 mm/mmap.c:2865
 do_munmap mm/mmap.c:2910 [inline]
 munmap_vma_range mm/mmap.c:603 [inline]
 __mmap_region mm/mmap.c:1757 [inline]
 mmap_region+0x977/0x1730 mm/mmap.c:2933
 do_mmap+0x801/0xe30 mm/mmap.c:1586
 vm_mmap_pgoff+0x1c1/0x2d0 mm/util.c:551
 ksys_mmap_pgoff+0x140/0x790 mm/mmap.c:1635
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f2c66333159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd64e38f18 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f2c665bafa0 RCX: 00007f2c66333159
RDX: 0000000000000002 RSI: 0000000000800000 RDI: 0000200000000000
RBP: 00007f2c663ca06b R08: ffffffffffffffff R09: 00000000ffffd000
R10: 0000000000008031 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f2c665bafac R14: 00007f2c665bafa0 R15: 00007f2c665bafa0
 </TASK>