Extracting prog: 35.054866052s
Minimizing prog: 19m9.008432865s
Simplifying prog options: 3m35.266176524s
Extracting C: 36.579009694s
Simplifying C: 0s


extracting reproducer from 36 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:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program crashed: WARNING in add_mtd_blktrans_dev
single: successfully extracted reproducer
found reproducer with 10 syscalls
minimizing guilty program
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-ioctl$BLKPG
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
ioctl$BLKPG(0xffffffffffffffff, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
r0 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r0, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f00000003c0)='270', 0x3)
r0 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r0, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-connect$unix-recvmmsg-mkdirat-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-connect$unix-recvmmsg-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-connect$unix-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program crashed: WARNING in add_mtd_blktrans_dev
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program crashed: WARNING in add_mtd_blktrans_dev
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, 0x0, 0x0)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0), 0x0)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(0x0, 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, 0x0)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x0, 0x0})

program did not crash
extracting C reproducer
testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
program did not crash
simplifying guilty program options
testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program crashed: WARNING in add_mtd_blktrans_dev
validation run: crashed=true
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program crashed: WARNING in add_mtd_blktrans_dev
validation run: crashed=true
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-connect$unix-recvmmsg-mkdirat-mount-openat-write-syz_open_dev$mtd-ioctl$BLKPG
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, 0x0)
connect$unix(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000240)='./proc\x00', &(0x7f0000000340)='proc\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/thread-self/fail-nth\x00', 0x2, 0x12c)
write(r0, &(0x7f00000003c0)='270', 0x3)
r1 = syz_open_dev$mtd(&(0x7f0000000400), 0x0, 0x2)
ioctl$BLKPG(r1, 0x1269, &(0x7f0000000480)={0x1, 0x0, 0x98, &(0x7f0000000580)={0x3, 0xfffe, 0x12}})

program did not crash
validation run: crashed=false
reproducing took 35m25.107377224s
repro crashed as (corrupted=false):
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f9f6bc6a038 R14: 00007f9f6bc69fa0 R15: 00007ffcd952d748
 </TASK>
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4444 at block/genhd.c:554 device_add_disk+0x8d6/0xde0 block/genhd.c:552
Modules linked in:

CPU: 1 PID: 4444 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
RIP: 0010:device_add_disk+0x8d6/0xde0 block/genhd.c:554
Code: 04 48 89 d8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 8f 03 00 00 8b 33 48 c7 c7 00 f4 70 8d e8 b1 3d 37 00 eb 05 e8 ea 04 a6 fd <0f> 0b 41 bd 01 00 00 00 44 89 e8 48 83 c4 50 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc9000368f470 EFLAGS: 00010293

RAX: ffffffff83d31e76 RBX: ffff88805b718000 RCX: ffff8880205a0000
RDX: 0000000000000000 RSI: 000000000000001f RDI: 0000000000000103
RBP: 000000000000001f R08: ffff8880237ac1db R09: 1ffff110046f583b
R10: dffffc0000000000 R11: ffffed10046f583c R12: ffff88801da1a380
R13: ffff88805b718150 R14: dffffc0000000000 R15: ffff88801da1a380
FS:  00007f9f6b0426c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e060ec67d0 CR3: 000000002469d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 add_mtd_blktrans_dev+0xfb1/0x13f0 drivers/mtd/mtd_blkdevs.c:387
 mtdblock_add_mtd+0x186/0x240 drivers/mtd/mtdblock.c:333
 blktrans_notify_add+0x95/0xe0 drivers/mtd/mtd_blkdevs.c:464
 add_mtd_device+0xd40/0x1260 drivers/mtd/mtdcore.c:693
 mtd_add_partition+0x25d/0x420 drivers/mtd/mtdpart.c:273
 mtdchar_blkpg_ioctl+0x283/0x2b0 drivers/mtd/mtdchar.c:562
 mtdchar_ioctl+0x14cb/0x1d70 drivers/mtd/mtdchar.c:1010
 mtdchar_unlocked_ioctl+0xad/0xd0 drivers/mtd/mtdchar.c:1033
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f9f6b9e2559
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:00007f9f6b042028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f9f6bc69fa0 RCX: 00007f9f6b9e2559

final repro crashed as (corrupted=false):
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f9f6bc6a038 R14: 00007f9f6bc69fa0 R15: 00007ffcd952d748
 </TASK>
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4444 at block/genhd.c:554 device_add_disk+0x8d6/0xde0 block/genhd.c:552
Modules linked in:

CPU: 1 PID: 4444 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
RIP: 0010:device_add_disk+0x8d6/0xde0 block/genhd.c:554
Code: 04 48 89 d8 48 c1 e8 03 42 0f b6 04 30 84 c0 0f 85 8f 03 00 00 8b 33 48 c7 c7 00 f4 70 8d e8 b1 3d 37 00 eb 05 e8 ea 04 a6 fd <0f> 0b 41 bd 01 00 00 00 44 89 e8 48 83 c4 50 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc9000368f470 EFLAGS: 00010293

RAX: ffffffff83d31e76 RBX: ffff88805b718000 RCX: ffff8880205a0000
RDX: 0000000000000000 RSI: 000000000000001f RDI: 0000000000000103
RBP: 000000000000001f R08: ffff8880237ac1db R09: 1ffff110046f583b
R10: dffffc0000000000 R11: ffffed10046f583c R12: ffff88801da1a380
R13: ffff88805b718150 R14: dffffc0000000000 R15: ffff88801da1a380
FS:  00007f9f6b0426c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e060ec67d0 CR3: 000000002469d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 add_mtd_blktrans_dev+0xfb1/0x13f0 drivers/mtd/mtd_blkdevs.c:387
 mtdblock_add_mtd+0x186/0x240 drivers/mtd/mtdblock.c:333
 blktrans_notify_add+0x95/0xe0 drivers/mtd/mtd_blkdevs.c:464
 add_mtd_device+0xd40/0x1260 drivers/mtd/mtdcore.c:693
 mtd_add_partition+0x25d/0x420 drivers/mtd/mtdpart.c:273
 mtdchar_blkpg_ioctl+0x283/0x2b0 drivers/mtd/mtdchar.c:562
 mtdchar_ioctl+0x14cb/0x1d70 drivers/mtd/mtdchar.c:1010
 mtdchar_unlocked_ioctl+0xad/0xd0 drivers/mtd/mtdchar.c:1033
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f9f6b9e2559
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:00007f9f6b042028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f9f6bc69fa0 RCX: 00007f9f6b9e2559