Extracting prog: 43.724357811s
Minimizing prog: 32m4.637629903s
Simplifying prog options: 0s
Extracting C: 24.718174774s
Simplifying C: 5m12.512514011s


extracting reproducer from 28 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write-futex-syz_ublk_add_dev-socket$inet6_tcp-dup-syz_ublk_setup_queues-memfd_create-mprotect-openat$kvm-ioctl$FIBMAP
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)
futex(0x0, 0x85, 0x0, 0x0, 0x0, 0xa0090199)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300)=<r4=>0x0)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
r6 = dup(r5)
syz_ublk_setup_queues(r6, r4, &(0x7f0000000180)={0x0, 0xfffffffe, 0x0, 0xfffffffe, 0x2f6}, &(0x7f0000000800)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xe704, 0x40040, 0x1000002, 0x91}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x5c87, 0x10000, 0x3, 0x3aa}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1f70, 0x2, 0x40000001, 0x337}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x4, 0x200, 0x1, 0xffffffff}}], 0x1, 0x0, 0x0)
memfd_create(&(0x7f0000000040)='/dev/sda1\x00', 0x7)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
r7 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$FIBMAP(r7, 0x5385, &(0x7f0000000100)=0x3)

program crashed: general protection fault in vsscanf
single: successfully extracted reproducer
found reproducer with 26 syscalls
minimizing guilty program
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write-futex-syz_ublk_add_dev-socket$inet6_tcp-dup-syz_ublk_setup_queues-memfd_create-mprotect-openat$kvm
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)
futex(0x0, 0x85, 0x0, 0x0, 0x0, 0xa0090199)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300)=<r4=>0x0)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
r6 = dup(r5)
syz_ublk_setup_queues(r6, r4, &(0x7f0000000180)={0x0, 0xfffffffe, 0x0, 0xfffffffe, 0x2f6}, &(0x7f0000000800)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xe704, 0x40040, 0x1000002, 0x91}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x5c87, 0x10000, 0x3, 0x3aa}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1f70, 0x2, 0x40000001, 0x337}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x4, 0x200, 0x1, 0xffffffff}}], 0x1, 0x0, 0x0)
memfd_create(&(0x7f0000000040)='/dev/sda1\x00', 0x7)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)

program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write-futex-syz_ublk_add_dev-socket$inet6_tcp-dup-syz_ublk_setup_queues-memfd_create-mprotect
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)
futex(0x0, 0x85, 0x0, 0x0, 0x0, 0xa0090199)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300)=<r4=>0x0)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
r6 = dup(r5)
syz_ublk_setup_queues(r6, r4, &(0x7f0000000180)={0x0, 0xfffffffe, 0x0, 0xfffffffe, 0x2f6}, &(0x7f0000000800)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xe704, 0x40040, 0x1000002, 0x91}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x5c87, 0x10000, 0x3, 0x3aa}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1f70, 0x2, 0x40000001, 0x337}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x4, 0x200, 0x1, 0xffffffff}}], 0x1, 0x0, 0x0)
memfd_create(&(0x7f0000000040)='/dev/sda1\x00', 0x7)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)

program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write-futex-syz_ublk_add_dev-socket$inet6_tcp-dup-syz_ublk_setup_queues-memfd_create
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)
futex(0x0, 0x85, 0x0, 0x0, 0x0, 0xa0090199)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300)=<r4=>0x0)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
r6 = dup(r5)
syz_ublk_setup_queues(r6, r4, &(0x7f0000000180)={0x0, 0xfffffffe, 0x0, 0xfffffffe, 0x2f6}, &(0x7f0000000800)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xe704, 0x40040, 0x1000002, 0x91}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x5c87, 0x10000, 0x3, 0x3aa}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1f70, 0x2, 0x40000001, 0x337}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x4, 0x200, 0x1, 0xffffffff}}], 0x1, 0x0, 0x0)
memfd_create(&(0x7f0000000040)='/dev/sda1\x00', 0x7)

program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write-futex-syz_ublk_add_dev-socket$inet6_tcp-dup-syz_ublk_setup_queues
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)
futex(0x0, 0x85, 0x0, 0x0, 0x0, 0xa0090199)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300)=<r4=>0x0)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
r6 = dup(r5)
syz_ublk_setup_queues(r6, r4, &(0x7f0000000180)={0x0, 0xfffffffe, 0x0, 0xfffffffe, 0x2f6}, &(0x7f0000000800)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xe704, 0x40040, 0x1000002, 0x91}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x5c87, 0x10000, 0x3, 0x3aa}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x1f70, 0x2, 0x40000001, 0x337}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x4, 0x200, 0x1, 0xffffffff}}], 0x1, 0x0, 0x0)

program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write-futex-syz_ublk_add_dev-socket$inet6_tcp-dup
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)
futex(0x0, 0x85, 0x0, 0x0, 0x0, 0xa0090199)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300))
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
dup(r4)

program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write-futex-syz_ublk_add_dev-socket$inet6_tcp
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)
futex(0x0, 0x85, 0x0, 0x0, 0x0, 0xa0090199)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300))
socket$inet6_tcp(0xa, 0x1, 0x0)

program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write-futex-syz_ublk_add_dev
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)
futex(0x0, 0x85, 0x0, 0x0, 0x0, 0xa0090199)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f0000000440)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300))

program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write-futex
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)
futex(0x0, 0x85, 0x0, 0x0, 0x0, 0xa0090199)

program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)

program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
write(0xffffffffffffffff, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-sendmsg$inet-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-socketpair$unix-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff})
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-getsockopt$inet_tcp_int-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
getsockopt$inet_tcp_int(r0, 0x6, 0x15, 0x0, &(0x7f0000000040))
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r1, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-setsockopt$inet_tcp_TCP_REPAIR_QUEUE-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r0, 0x6, 0x14, &(0x7f00000000c0)=0x1, 0x4)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)

program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-setsockopt$inet_tcp_TCP_REPAIR-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000000)=0x1, 0x62)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r3, 0x0, 0x2f)

program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, 0x0, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r0, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, 0x0, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, 0x0, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x10}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0x98}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', 0x0, 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
testing program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r2, 0x0, 0x2f)

program did not crash
extracting C reproducer
testing compiled C program (duration=32.298983097s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
program crashed: general protection fault in vsscanf
simplifying C reproducer
testing compiled C program (duration=32.298983097s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
program crashed: general protection fault in vsscanf
testing compiled C program (duration=32.298983097s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
program crashed: general protection fault in vsscanf
testing compiled C program (duration=32.298983097s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
program crashed: general protection fault in vsscanf
testing compiled C program (duration=32.298983097s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
program crashed: general protection fault in vsscanf
testing compiled C program (duration=32.298983097s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
program crashed: general protection fault in vsscanf
testing compiled C program (duration=32.298983097s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
program crashed: general protection fault in vsscanf
testing program (duration=32.298983097s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program crashed: general protection fault in vsscanf
validation run: crashed=true
testing program (duration=32.298983097s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program crashed: general protection fault in vsscanf
validation run: crashed=true
testing program (duration=32.298983097s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet-socket$inet_tcp-socketpair$unix-sendmsg$inet-socket$inet_tcp-socket$inet6_tcp-recvmsg$unix-mmap$IORING_OFF_SQ_RING-socketpair$unix-syz_ublk_add_dev-mkdirat-mount-openat-write
detailed listing:
executing program 0:
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000)
socket$inet_tcp(0x2, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8}, 0x80)
mmap$IORING_OFF_SQ_RING(0x0, 0xc00000, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x0, 0x0, 0x0)
syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300))
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff)
mount(0x0, &(0x7f0000000200)='./debug\x00', &(0x7f0000000300)='debugfs\x00', 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/split_huge_pages\x00', 0x1, 0x0)
write(r2, 0x0, 0x2f)

program crashed: general protection fault in vsscanf
validation run: crashed=true
reproducing took 40m37.362738799s
repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 0 UID: 0 PID: 381 Comm: syz.2.17 Not tainted syzkaller #0 e678fb639bf2314ecbc0d819b692701f82417ebd
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:vsscanf+0x18c/0x24b0 lib/vsprintf.c:3444
Code: 48 c7 c6 b0 b5 e3 87 e8 22 43 e6 fb 41 83 fe 25 74 4d 45 85 f6 0f 84 a4 21 00 00 48 ff c3 48 89 5c 24 58 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 8e 1b 00 00 41 0f b6 1f 45 0f b6 f6 44
RSP: 0018:ffffc9000111f5a0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffffffff86364b61 RCX: 0000000000000001
RDX: ffffffff85a1341e RSI: ffffffff87e3b5b0 RDI: 0000000000000030
RBP: ffffc9000111f6b0 R08: ffff8881155d2600 R09: 0000000000000002
R10: 0000000000000025 R11: 0000000000000000 R12: ffffffff86364b60
R13: dffffc0000000000 R14: 0000000000000030 R15: 0000000000000000
FS:  000055556194e500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000115a38000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 sscanf+0xe3/0x150 lib/vsprintf.c:3700
 split_huge_pages_write+0x3c7/0x1220 mm/huge_memory.c:4134
 full_proxy_write+0x125/0x1e0 fs/debugfs/file.c:328
 vfs_write+0x3c1/0xfd0 fs/read_write.c:682
 ksys_write+0x145/0x260 fs/read_write.c:737
 __do_sys_write fs/read_write.c:749 [inline]
 __se_sys_write fs/read_write.c:746 [inline]
 __x64_sys_write+0x7f/0x90 fs/read_write.c:746
 x64_sys_call+0x271c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:2
 do_syscall_x64 arch/x86/entry/common.c:47 [inline]
 do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7ff82419e0d9
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:00007fff499ceab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007ff824425fa0 RCX: 00007ff82419e0d9
RDX: 000000000000002f RSI: 0000000000000000 RDI: 000000000000002e
RBP: 00007ff824235024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff824425fac R14: 00007ff824425fa0 R15: 00007ff824425fa0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:vsscanf+0x18c/0x24b0 lib/vsprintf.c:3444
Code: 48 c7 c6 b0 b5 e3 87 e8 22 43 e6 fb 41 83 fe 25 74 4d 45 85 f6 0f 84 a4 21 00 00 48 ff c3 48 89 5c 24 58 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 8e 1b 00 00 41 0f b6 1f 45 0f b6 f6 44
RSP: 0018:ffffc9000111f5a0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffffffff86364b61 RCX: 0000000000000001
RDX: ffffffff85a1341e RSI: ffffffff87e3b5b0 RDI: 0000000000000030
RBP: ffffc9000111f6b0 R08: ffff8881155d2600 R09: 0000000000000002
R10: 0000000000000025 R11: 0000000000000000 R12: ffffffff86364b60
R13: dffffc0000000000 R14: 0000000000000030 R15: 0000000000000000
FS:  000055556194e500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff499cdca0 CR3: 0000000115a38000 CR4: 00000000003526b0
----------------
Code disassembly (best guess):
   0:	48 c7 c6 b0 b5 e3 87 	mov    $0xffffffff87e3b5b0,%rsi
   7:	e8 22 43 e6 fb       	call   0xfbe6432e
   c:	41 83 fe 25          	cmp    $0x25,%r14d
  10:	74 4d                	je     0x5f
  12:	45 85 f6             	test   %r14d,%r14d
  15:	0f 84 a4 21 00 00    	je     0x21bf
  1b:	48 ff c3             	inc    %rbx
  1e:	48 89 5c 24 58       	mov    %rbx,0x58(%rsp)
  23:	4c 89 f8             	mov    %r15,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 0f b6 04 28       	movzbl (%rax,%r13,1),%eax <-- trapping instruction
  2f:	84 c0                	test   %al,%al
  31:	0f 85 8e 1b 00 00    	jne    0x1bc5
  37:	41 0f b6 1f          	movzbl (%r15),%ebx
  3b:	45 0f b6 f6          	movzbl %r14b,%r14d
  3f:	44                   	rex.R

final repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 0 UID: 0 PID: 381 Comm: syz.2.17 Not tainted syzkaller #0 e678fb639bf2314ecbc0d819b692701f82417ebd
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:vsscanf+0x18c/0x24b0 lib/vsprintf.c:3444
Code: 48 c7 c6 b0 b5 e3 87 e8 22 43 e6 fb 41 83 fe 25 74 4d 45 85 f6 0f 84 a4 21 00 00 48 ff c3 48 89 5c 24 58 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 8e 1b 00 00 41 0f b6 1f 45 0f b6 f6 44
RSP: 0018:ffffc9000111f5a0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffffffff86364b61 RCX: 0000000000000001
RDX: ffffffff85a1341e RSI: ffffffff87e3b5b0 RDI: 0000000000000030
RBP: ffffc9000111f6b0 R08: ffff8881155d2600 R09: 0000000000000002
R10: 0000000000000025 R11: 0000000000000000 R12: ffffffff86364b60
R13: dffffc0000000000 R14: 0000000000000030 R15: 0000000000000000
FS:  000055556194e500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000115a38000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 sscanf+0xe3/0x150 lib/vsprintf.c:3700
 split_huge_pages_write+0x3c7/0x1220 mm/huge_memory.c:4134
 full_proxy_write+0x125/0x1e0 fs/debugfs/file.c:328
 vfs_write+0x3c1/0xfd0 fs/read_write.c:682
 ksys_write+0x145/0x260 fs/read_write.c:737
 __do_sys_write fs/read_write.c:749 [inline]
 __se_sys_write fs/read_write.c:746 [inline]
 __x64_sys_write+0x7f/0x90 fs/read_write.c:746
 x64_sys_call+0x271c/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:2
 do_syscall_x64 arch/x86/entry/common.c:47 [inline]
 do_syscall_64+0x57/0xf0 arch/x86/entry/common.c:78
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7ff82419e0d9
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:00007fff499ceab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007ff824425fa0 RCX: 00007ff82419e0d9
RDX: 000000000000002f RSI: 0000000000000000 RDI: 000000000000002e
RBP: 00007ff824235024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff824425fac R14: 00007ff824425fa0 R15: 00007ff824425fa0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:vsscanf+0x18c/0x24b0 lib/vsprintf.c:3444
Code: 48 c7 c6 b0 b5 e3 87 e8 22 43 e6 fb 41 83 fe 25 74 4d 45 85 f6 0f 84 a4 21 00 00 48 ff c3 48 89 5c 24 58 4c 89 f8 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 8e 1b 00 00 41 0f b6 1f 45 0f b6 f6 44
RSP: 0018:ffffc9000111f5a0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffffffff86364b61 RCX: 0000000000000001
RDX: ffffffff85a1341e RSI: ffffffff87e3b5b0 RDI: 0000000000000030
RBP: ffffc9000111f6b0 R08: ffff8881155d2600 R09: 0000000000000002
R10: 0000000000000025 R11: 0000000000000000 R12: ffffffff86364b60
R13: dffffc0000000000 R14: 0000000000000030 R15: 0000000000000000
FS:  000055556194e500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff499cdca0 CR3: 0000000115a38000 CR4: 00000000003526b0
----------------
Code disassembly (best guess):
   0:	48 c7 c6 b0 b5 e3 87 	mov    $0xffffffff87e3b5b0,%rsi
   7:	e8 22 43 e6 fb       	call   0xfbe6432e
   c:	41 83 fe 25          	cmp    $0x25,%r14d
  10:	74 4d                	je     0x5f
  12:	45 85 f6             	test   %r14d,%r14d
  15:	0f 84 a4 21 00 00    	je     0x21bf
  1b:	48 ff c3             	inc    %rbx
  1e:	48 89 5c 24 58       	mov    %rbx,0x58(%rsp)
  23:	4c 89 f8             	mov    %r15,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 0f b6 04 28       	movzbl (%rax,%r13,1),%eax <-- trapping instruction
  2f:	84 c0                	test   %al,%al
  31:	0f 85 8e 1b 00 00    	jne    0x1bc5
  37:	41 0f b6 1f          	movzbl (%r15),%ebx
  3b:	45 0f b6 f6          	movzbl %r14b,%r14d
  3f:	44                   	rex.R