Extracting prog: 1m29.950102074s
Minimizing prog: 1h2m39.447146039s
Simplifying prog options: 2m37.171194781s
Extracting C: 1m49.570409163s
Simplifying C: 0s


extracting reproducer from 76 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$sndtimer-ppoll-setsockopt$inet6_IPV6_HOPOPTS-syz_emit_ethernet-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_PARAMS-close_range
detailed listing:
executing program 0:
r0 = openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r1 = getpid()
sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r4 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r4}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0)
ppoll(&(0x7f00000010c0)=[{r5}, {r5, 0xad0}], 0x2, 0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x36, 0x0, 0x18)
syz_emit_ethernet(0x1a, &(0x7f0000000740)=ANY=[@ANYBLOB="ffffffffffff00000000000081000000000000000095b02b00e045cc020000040000000022ac35507682f08ac883060655631175059e38cad2dffa06910b250eb018d2c8053e9a208f9ff6bd66094129ae0cf62c6f7e5090bbff99bbf6a977c664fced1bec0191"], 0x0)
r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r6, 0x40186f40, 0x20000502)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r5, 0x40345410, 0x0)
ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f0000000240)={0x0, 0x8, 0x0, 0x0, 0x1d})
close_range(r0, r0, 0x2)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
single: successfully extracted reproducer
found reproducer with 23 syscalls
minimizing guilty program
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$sndtimer-ppoll-setsockopt$inet6_IPV6_HOPOPTS-syz_emit_ethernet-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_PARAMS
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0)
ppoll(&(0x7f00000010c0)=[{r4}, {r4, 0xad0}], 0x2, 0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x36, 0x0, 0x18)
syz_emit_ethernet(0x1a, &(0x7f0000000740)=ANY=[@ANYBLOB="ffffffffffff00000000000081000000000000000095b02b00e045cc020000040000000022ac35507682f08ac883060655631175059e38cad2dffa06910b250eb018d2c8053e9a208f9ff6bd66094129ae0cf62c6f7e5090bbff99bbf6a977c664fced1bec0191"], 0x0)
r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r5, 0x40186f40, 0x20000502)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r4, 0x40345410, 0x0)
ioctl$SNDRV_TIMER_IOCTL_PARAMS(r4, 0x40505412, &(0x7f0000000240)={0x0, 0x8, 0x0, 0x0, 0x1d})

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$sndtimer-ppoll-setsockopt$inet6_IPV6_HOPOPTS-syz_emit_ethernet-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-ioctl$SNDRV_TIMER_IOCTL_SELECT
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0)
ppoll(&(0x7f00000010c0)=[{r4}, {r4, 0xad0}], 0x2, 0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x36, 0x0, 0x18)
syz_emit_ethernet(0x1a, &(0x7f0000000740)=ANY=[@ANYBLOB="ffffffffffff00000000000081000000000000000095b02b00e045cc020000040000000022ac35507682f08ac883060655631175059e38cad2dffa06910b250eb018d2c8053e9a208f9ff6bd66094129ae0cf62c6f7e5090bbff99bbf6a977c664fced1bec0191"], 0x0)
r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r5, 0x40186f40, 0x20000502)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r4, 0x40345410, 0x0)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$sndtimer-ppoll-setsockopt$inet6_IPV6_HOPOPTS-syz_emit_ethernet-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0)
ppoll(&(0x7f00000010c0)=[{r4}, {r4, 0xad0}], 0x2, 0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x36, 0x0, 0x18)
syz_emit_ethernet(0x1a, &(0x7f0000000740)=ANY=[@ANYBLOB="ffffffffffff00000000000081000000000000000095b02b00e045cc020000040000000022ac35507682f08ac883060655631175059e38cad2dffa06910b250eb018d2c8053e9a208f9ff6bd66094129ae0cf62c6f7e5090bbff99bbf6a977c664fced1bec0191"], 0x0)
r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r5, 0x40186f40, 0x20000502)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$sndtimer-ppoll-setsockopt$inet6_IPV6_HOPOPTS-syz_emit_ethernet-openat$ubi_ctrl
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0)
ppoll(&(0x7f00000010c0)=[{r4}, {r4, 0xad0}], 0x2, 0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x36, 0x0, 0x18)
syz_emit_ethernet(0x1a, &(0x7f0000000740)=ANY=[@ANYBLOB="ffffffffffff00000000000081000000000000000095b02b00e045cc020000040000000022ac35507682f08ac883060655631175059e38cad2dffa06910b250eb018d2c8053e9a208f9ff6bd66094129ae0cf62c6f7e5090bbff99bbf6a977c664fced1bec0191"], 0x0)
openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$sndtimer-ppoll-setsockopt$inet6_IPV6_HOPOPTS-syz_emit_ethernet-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0)
ppoll(&(0x7f00000010c0)=[{r4}, {r4, 0xad0}], 0x2, 0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x36, 0x0, 0x18)
syz_emit_ethernet(0x1a, &(0x7f0000000740)=ANY=[@ANYBLOB="ffffffffffff00000000000081000000000000000095b02b00e045cc020000040000000022ac35507682f08ac883060655631175059e38cad2dffa06910b250eb018d2c8053e9a208f9ff6bd66094129ae0cf62c6f7e5090bbff99bbf6a977c664fced1bec0191"], 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(0xffffffffffffffff, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$sndtimer-ppoll-setsockopt$inet6_IPV6_HOPOPTS-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0)
ppoll(&(0x7f00000010c0)=[{r4}, {r4, 0xad0}], 0x2, 0x0, 0x0, 0x0)
setsockopt$inet6_IPV6_HOPOPTS(0xffffffffffffffff, 0x29, 0x36, 0x0, 0x18)
r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r5, 0x40186f40, 0x20000502)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$sndtimer-ppoll-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0)
ppoll(&(0x7f00000010c0)=[{r4}, {r4, 0xad0}], 0x2, 0x0, 0x0, 0x0)
r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r5, 0x40186f40, 0x20000502)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$sndtimer-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="b70000000000000007000000000000009500e200000000001e5286574356940658273ad1326fc65be4b1037a74cfb5af100fc4e94d123d9b22a7561b8850821bc1f8b5b0a3e3b79b0d96ab7cc60e0e144f0f04bfffe68fe46421a161eedd1a5cee316f68f7617859f06c8efd5da6abe446649c322209b1af93c6c999058168ad0a70992124d19c7c9cc22ff9a6b1a058039ab938480e8697f8715bcb18e1fd0773909464a783148e0e7b604a6c47b33c43a3ffff92ec8bbde1af40f29cfcf0836a70a2f6b1192ab8f24ca363492393e1c2a3b190180caafbf8cfca720074bdcc7cbd978efd8404a1c700000000d97899514e64e36cad5eba82010b2d149ac02e5f07000000000000000000000000000000000000000000009d5df0e0dbb9821d9c5402474d5866ce5eb60188d83ac741b45aeacac594cf09de9b460f48b96ae8a0eead478e46c8ca3e4c5d2b3cb4ad48c830e8003c45f5b2dcbf36b7e8be59ca4b46266cf75bea8a22ab71895d954dc6d28864144c73391770690a9301cde97565d509effc252599b26555355d7955f551df82ea475a711ec56d00000000a89c7533c9955fd63cd00cb83d1228"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="b70000000000000007000000000000009500e200000000001e5286574356940658273ad1326fc65be4b1037a74cfb5af100fc4e94d123d9b22a7561b8850821bc1f8b5b0a3e3b79b0d96ab7cc60e0e144f0f04bfffe68fe46421a161eedd1a5cee316f68f7617859f06c8efd5da6abe446649c322209b1af93c6c999058168ad0a70992124d19c7c9cc22ff9a6b1a058039ab938480e8697f8715bcb18e1fd0773909464a783148e0e7b604a6c47b33c43a3ffff92ec8bbde1af40f29cfcf0836a70a2f6b1192ab8f24ca363492393e1c2a3b190180caafbf8cfca720074bdcc7cbd978efd8404a1c700000000d97899514e64e36cad5eba82010b2d149ac02e5f07000000000000000000000000000000000000000000009d5df0e0dbb9821d9c5402474d5866ce5eb60188d83ac741b45aeacac594cf09de9b460f48b96ae8a0eead478e46c8ca3e4c5d2b3cb4ad48c830e8003c45f5b2dcbf36b7e8be59ca4b46266cf75bea8a22ab71895d954dc6d28864144c73391770690a9301cde97565d509effc252599b26555355d7955f551df82ea475a711ec56d00000000a89c7533c9955fd63cd00cb83d1228"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00'}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r2 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r2}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="b70000000000000007000000000000009500e200000000001e5286574356940658273ad1326fc65be4b1037a74cfb5af100fc4e94d123d9b22a7561b8850821bc1f8b5b0a3e3b79b0d96ab7cc60e0e144f0f04bfffe68fe46421a161eedd1a5cee316f68f7617859f06c8efd5da6abe446649c322209b1af93c6c999058168ad0a70992124d19c7c9cc22ff9a6b1a058039ab938480e8697f8715bcb18e1fd0773909464a783148e0e7b604a6c47b33c43a3ffff92ec8bbde1af40f29cfcf0836a70a2f6b1192ab8f24ca363492393e1c2a3b190180caafbf8cfca720074bdcc7cbd978efd8404a1c700000000d97899514e64e36cad5eba82010b2d149ac02e5f07000000000000000000000000000000000000000000009d5df0e0dbb9821d9c5402474d5866ce5eb60188d83ac741b45aeacac594cf09de9b460f48b96ae8a0eead478e46c8ca3e4c5d2b3cb4ad48c830e8003c45f5b2dcbf36b7e8be59ca4b46266cf75bea8a22ab71895d954dc6d28864144c73391770690a9301cde97565d509effc252599b26555355d7955f551df82ea475a711ec56d00000000a89c7533c9955fd63cd00cb83d1228"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r1}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r2, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
getpid()
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r1, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r2 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r2}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-sched_setscheduler-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r1, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r2 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r2}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, &(0x7f0000000280), 0x2)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="b70000000000000007000000000000009500e200000000001e5286574356940658273ad1326fc65be4b1037a74cfb5af100fc4e94d123d9b22a7561b8850821bc1f8b5b0a3e3b79b0d96ab7cc60e0e144f0f04bfffe68fe46421a161eedd1a5cee316f68f7617859f06c8efd5da6abe446649c322209b1af93c6c999058168ad0a70992124d19c7c9cc22ff9a6b1a058039ab938480e8697f8715bcb18e1fd0773909464a783148e0e7b604a6c47b33c43a3ffff92ec8bbde1af40f29cfcf0836a70a2f6b1192ab8f24ca363492393e1c2a3b190180caafbf8cfca720074bdcc7cbd978efd8404a1c700000000d97899514e64e36cad5eba82010b2d149ac02e5f07000000000000000000000000000000000000000000009d5df0e0dbb9821d9c5402474d5866ce5eb60188d83ac741b45aeacac594cf09de9b460f48b96ae8a0eead478e46c8ca3e4c5d2b3cb4ad48c830e8003c45f5b2dcbf36b7e8be59ca4b46266cf75bea8a22ab71895d954dc6d28864144c73391770690a9301cde97565d509effc252599b26555355d7955f551df82ea475a711ec56d00000000a89c7533c9955fd63cd00cb83d1228"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, 0x0, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r1}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r2, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, 0x0, 0x0)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, 0x0, 0x0, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, 0x0, 0x0, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="b70000000000000007000000000000009500e200000000001e5286574356940658273ad1326fc65be4b1037a74cfb5af100fc4e94d123d9b22a7561b8850821bc1f8b5b0a3e3b79b0d96ab7cc60e0e144f0f04bfffe68fe46421a161eedd1a5cee316f68f7617859f06c8efd5da6abe446649c322209b1af93c6c999058168ad0a70992124d19c7c9cc22ff9a6b1a058039ab938480e8697f8715bcb18e1fd0773909464a783148e0e7b604a6c47b33c43a3ffff92ec8bbde1af40f29cfcf0836a70a2f6b1192ab8f24ca363492393e1c2a3b190180caafbf8cfca720074bdcc7cbd978efd8404a1c700000000d97899514e64e36cad5eba82010b2d149ac02e5f07000000000000000000000000000000000000000000009d5df0e0dbb9821d9c5402474d5866ce5eb60188d83ac741b45aeacac594cf09de9b460f48b96ae8a0eead478e46c8ca3e4c5d2b3cb4ad48c830e8003c45f5b2dcbf36b7e8be59ca4b46266cf75bea8a22ab71895d954dc6d28864144c73391770690a9301cde97565d509effc252599b26555355d7955f551df82ea475a711ec56d00000000a89c7533c9955fd63cd00cb83d1228"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f0000008000)={0x15, 0x3, &(0x7f0000000580)=ANY=[@ANYBLOB="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"], &(0x7f0000003ff6)='syzkaller\x00', 0x1, 0xc3, &(0x7f00000002c0)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, &(0x7f0000000180)=0x57bb, 0x3c)
r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, 0x0, 0x0)
r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502)

program crashed: KASAN: slab-use-after-free Read in notifier_chain_register
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, 0x0, 0x0)
r3 = openat$ubi_ctrl(0xffffffffffffff9c, 0x0, 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
program did not crash
simplifying guilty program options
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, 0x0, 0x0)
r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502)

program did not crash
testing program (duration=1m5.979245149s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$udambuf-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$PROG_LOAD-setsockopt$sock_int-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE
detailed listing:
executing program 0:
openat$udambuf(0xffffffffffffff9c, 0x0, 0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x1000000000000f, 0x0, 0x0)
r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502)

program did not crash
reproducing took 1h8m36.138882436s
repro crashed as (corrupted=false):
ubi0: attaching mtd0
ubi0: scanning is finished
==================================================================
BUG: KASAN: slab-use-after-free in notifier_chain_register+0x141/0x3f0 kernel/notifier.c:27
Read of size 4 at addr ffff88807cb298d8 by task syz.0.20/6009

CPU: 0 UID: 0 PID: 6009 Comm: syz.0.20 Not tainted 6.12.0-next-20241118-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:378 [inline]
 print_report+0x169/0x550 mm/kasan/report.c:489
 kasan_report+0x143/0x180 mm/kasan/report.c:602
 notifier_chain_register+0x141/0x3f0 kernel/notifier.c:27
 __blocking_notifier_chain_register kernel/notifier.c:264 [inline]
 blocking_notifier_chain_register+0x61/0xc0 kernel/notifier.c:282
 ubi_wl_init+0x3396/0x3720 drivers/mtd/ubi/wl.c:1960
 ubi_attach+0x3e01/0x5b80 drivers/mtd/ubi/attach.c:1605
 ubi_attach_mtd_dev+0x1a3a/0x3540 drivers/mtd/ubi/build.c:1004
 ctrl_cdev_ioctl+0x346/0x570 drivers/mtd/ubi/cdev.c:1043
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2b2d57e759
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f2b2e297038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f2b2d736130 RCX: 00007f2b2d57e759
RDX: 0000000020000502 RSI: 0000000040186f40 RDI: 0000000000000005
RBP: 00007f2b2d5f175e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f2b2d736130 R15: 00007fff1ce89ad8
 </TASK>

Allocated by task 6004:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
 __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:394
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __kmalloc_cache_noprof+0x243/0x390 mm/slub.c:4314
 kmalloc_noprof include/linux/slab.h:901 [inline]
 kzalloc_noprof include/linux/slab.h:1037 [inline]
 ubi_attach_mtd_dev+0x552/0x3540 drivers/mtd/ubi/build.c:933
 ctrl_cdev_ioctl+0x346/0x570 drivers/mtd/ubi/cdev.c:1043
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Freed by task 6004:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:582
 poison_slab_object mm/kasan/common.c:247 [inline]
 __kasan_slab_free+0x59/0x70 mm/kasan/common.c:264
 kasan_slab_free include/linux/kasan.h:233 [inline]
 slab_free_hook mm/slub.c:2338 [inline]
 slab_free mm/slub.c:4598 [inline]
 kfree+0x196/0x420 mm/slub.c:4746
 device_release+0x99/0x1c0
 kobject_cleanup lib/kobject.c:689 [inline]
 kobject_release lib/kobject.c:720 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x22f/0x480 lib/kobject.c:737
 ubi_attach_mtd_dev+0x8f5/0x3540 drivers/mtd/ubi/build.c:1076
 ctrl_cdev_ioctl+0x346/0x570 drivers/mtd/ubi/cdev.c:1043
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff88807cb28000
 which belongs to the cache kmalloc-8k of size 8192
The buggy address is located 6360 bytes inside of
 freed 8192-byte region [ffff88807cb28000, ffff88807cb2a000)

The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7cb28
head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000040 ffff88801ac42280 ffffea0001f02e00 0000000000000004
raw: 0000000000000000 0000000080020002 00000001f5000000 0000000000000000
head: 00fff00000000040 ffff88801ac42280 ffffea0001f02e00 0000000000000004
head: 0000000000000000 0000000080020002 00000001f5000000 0000000000000000
head: 00fff00000000003 ffffea0001f2ca01 ffffffffffffffff 0000000000000000
head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5505, tgid 5505 (dhcpcd-run-hook), ts 47195312538, free_ts 47167264087
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3725/0x3870 mm/page_alloc.c:3510
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4787
 alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2265
 alloc_slab_page+0x6a/0x140 mm/slub.c:2408
 allocate_slab+0x5a/0x2f0 mm/slub.c:2574
 new_slab mm/slub.c:2627 [inline]
 ___slab_alloc+0xcd1/0x14b0 mm/slub.c:3815
 __slab_alloc+0x58/0xa0 mm/slub.c:3905
 __slab_alloc_node mm/slub.c:3980 [inline]
 slab_alloc_node mm/slub.c:4141 [inline]
 __kmalloc_cache_noprof+0x27b/0x390 mm/slub.c:4309
 kmalloc_noprof include/linux/slab.h:901 [inline]
 kzalloc_noprof include/linux/slab.h:1037 [inline]
 tomoyo_print_bprm security/tomoyo/audit.c:26 [inline]
 tomoyo_init_log+0x11cd/0x2050 security/tomoyo/audit.c:264
 tomoyo_supervisor+0x38a/0x11f0 security/tomoyo/common.c:2089
 tomoyo_audit_env_log security/tomoyo/environ.c:36 [inline]
 tomoyo_env_perm+0x178/0x210 security/tomoyo/environ.c:63
 tomoyo_environ security/tomoyo/domain.c:672 [inline]
 tomoyo_find_next_domain+0x146e/0x1d40 security/tomoyo/domain.c:881
 tomoyo_bprm_check_security+0x117/0x180 security/tomoyo/tomoyo.c:102
 security_bprm_check+0x86/0x250 security/security.c:1296
 search_binary_handler fs/exec.c:1760 [inline]
 exec_binprm fs/exec.c:1802 [inline]
 bprm_execve+0x894/0x1360 fs/exec.c:1853
page last free pid 5503 tgid 5503 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xdf9/0x1140 mm/page_alloc.c:2693
 discard_slab mm/slub.c:2673 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3142
 put_cpu_partial+0x17c/0x250 mm/slub.c:3217
 __slab_free+0x2ea/0x3d0 mm/slub.c:4468
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:250 [inline]
 slab_post_alloc_hook mm/slub.c:4104 [inline]
 slab_alloc_node mm/slub.c:4153 [inline]
 __do_kmalloc_node mm/slub.c:4282 [inline]
 __kmalloc_noprof+0x236/0x4c0 mm/slub.c:4295
 kmalloc_noprof include/linux/slab.h:905 [inline]
 tomoyo_realpath_from_path+0xcf/0x5e0 security/tomoyo/realpath.c:251
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_path_perm+0x2b7/0x740 security/tomoyo/file.c:822
 security_inode_getattr+0x130/0x330 security/security.c:2372
 vfs_getattr+0x2a/0x3b0 fs/stat.c:243
 vfs_fstat fs/stat.c:265 [inline]
 vfs_fstatat+0xa8/0x130 fs/stat.c:364
 __do_sys_newfstatat fs/stat.c:530 [inline]
 __se_sys_newfstatat fs/stat.c:524 [inline]
 __x64_sys_newfstatat+0x11d/0x1a0 fs/stat.c:524
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Memory state around the buggy address:
 ffff88807cb29780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88807cb29800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88807cb29880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                    ^
 ffff88807cb29900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88807cb29980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================

final repro crashed as (corrupted=false):
ubi0: attaching mtd0
ubi0: scanning is finished
==================================================================
BUG: KASAN: slab-use-after-free in notifier_chain_register+0x141/0x3f0 kernel/notifier.c:27
Read of size 4 at addr ffff88807cb298d8 by task syz.0.20/6009

CPU: 0 UID: 0 PID: 6009 Comm: syz.0.20 Not tainted 6.12.0-next-20241118-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:378 [inline]
 print_report+0x169/0x550 mm/kasan/report.c:489
 kasan_report+0x143/0x180 mm/kasan/report.c:602
 notifier_chain_register+0x141/0x3f0 kernel/notifier.c:27
 __blocking_notifier_chain_register kernel/notifier.c:264 [inline]
 blocking_notifier_chain_register+0x61/0xc0 kernel/notifier.c:282
 ubi_wl_init+0x3396/0x3720 drivers/mtd/ubi/wl.c:1960
 ubi_attach+0x3e01/0x5b80 drivers/mtd/ubi/attach.c:1605
 ubi_attach_mtd_dev+0x1a3a/0x3540 drivers/mtd/ubi/build.c:1004
 ctrl_cdev_ioctl+0x346/0x570 drivers/mtd/ubi/cdev.c:1043
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2b2d57e759
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f2b2e297038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f2b2d736130 RCX: 00007f2b2d57e759
RDX: 0000000020000502 RSI: 0000000040186f40 RDI: 0000000000000005
RBP: 00007f2b2d5f175e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f2b2d736130 R15: 00007fff1ce89ad8
 </TASK>

Allocated by task 6004:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
 __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:394
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __kmalloc_cache_noprof+0x243/0x390 mm/slub.c:4314
 kmalloc_noprof include/linux/slab.h:901 [inline]
 kzalloc_noprof include/linux/slab.h:1037 [inline]
 ubi_attach_mtd_dev+0x552/0x3540 drivers/mtd/ubi/build.c:933
 ctrl_cdev_ioctl+0x346/0x570 drivers/mtd/ubi/cdev.c:1043
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Freed by task 6004:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:582
 poison_slab_object mm/kasan/common.c:247 [inline]
 __kasan_slab_free+0x59/0x70 mm/kasan/common.c:264
 kasan_slab_free include/linux/kasan.h:233 [inline]
 slab_free_hook mm/slub.c:2338 [inline]
 slab_free mm/slub.c:4598 [inline]
 kfree+0x196/0x420 mm/slub.c:4746
 device_release+0x99/0x1c0
 kobject_cleanup lib/kobject.c:689 [inline]
 kobject_release lib/kobject.c:720 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x22f/0x480 lib/kobject.c:737
 ubi_attach_mtd_dev+0x8f5/0x3540 drivers/mtd/ubi/build.c:1076
 ctrl_cdev_ioctl+0x346/0x570 drivers/mtd/ubi/cdev.c:1043
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff88807cb28000
 which belongs to the cache kmalloc-8k of size 8192
The buggy address is located 6360 bytes inside of
 freed 8192-byte region [ffff88807cb28000, ffff88807cb2a000)

The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7cb28
head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000040 ffff88801ac42280 ffffea0001f02e00 0000000000000004
raw: 0000000000000000 0000000080020002 00000001f5000000 0000000000000000
head: 00fff00000000040 ffff88801ac42280 ffffea0001f02e00 0000000000000004
head: 0000000000000000 0000000080020002 00000001f5000000 0000000000000000
head: 00fff00000000003 ffffea0001f2ca01 ffffffffffffffff 0000000000000000
head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5505, tgid 5505 (dhcpcd-run-hook), ts 47195312538, free_ts 47167264087
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f3/0x230 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0x3725/0x3870 mm/page_alloc.c:3510
 __alloc_pages_noprof+0x292/0x710 mm/page_alloc.c:4787
 alloc_pages_mpol_noprof+0x3e8/0x680 mm/mempolicy.c:2265
 alloc_slab_page+0x6a/0x140 mm/slub.c:2408
 allocate_slab+0x5a/0x2f0 mm/slub.c:2574
 new_slab mm/slub.c:2627 [inline]
 ___slab_alloc+0xcd1/0x14b0 mm/slub.c:3815
 __slab_alloc+0x58/0xa0 mm/slub.c:3905
 __slab_alloc_node mm/slub.c:3980 [inline]
 slab_alloc_node mm/slub.c:4141 [inline]
 __kmalloc_cache_noprof+0x27b/0x390 mm/slub.c:4309
 kmalloc_noprof include/linux/slab.h:901 [inline]
 kzalloc_noprof include/linux/slab.h:1037 [inline]
 tomoyo_print_bprm security/tomoyo/audit.c:26 [inline]
 tomoyo_init_log+0x11cd/0x2050 security/tomoyo/audit.c:264
 tomoyo_supervisor+0x38a/0x11f0 security/tomoyo/common.c:2089
 tomoyo_audit_env_log security/tomoyo/environ.c:36 [inline]
 tomoyo_env_perm+0x178/0x210 security/tomoyo/environ.c:63
 tomoyo_environ security/tomoyo/domain.c:672 [inline]
 tomoyo_find_next_domain+0x146e/0x1d40 security/tomoyo/domain.c:881
 tomoyo_bprm_check_security+0x117/0x180 security/tomoyo/tomoyo.c:102
 security_bprm_check+0x86/0x250 security/security.c:1296
 search_binary_handler fs/exec.c:1760 [inline]
 exec_binprm fs/exec.c:1802 [inline]
 bprm_execve+0x894/0x1360 fs/exec.c:1853
page last free pid 5503 tgid 5503 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0xdf9/0x1140 mm/page_alloc.c:2693
 discard_slab mm/slub.c:2673 [inline]
 __put_partials+0xeb/0x130 mm/slub.c:3142
 put_cpu_partial+0x17c/0x250 mm/slub.c:3217
 __slab_free+0x2ea/0x3d0 mm/slub.c:4468
 qlink_free mm/kasan/quarantine.c:163 [inline]
 qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
 kasan_slab_alloc include/linux/kasan.h:250 [inline]
 slab_post_alloc_hook mm/slub.c:4104 [inline]
 slab_alloc_node mm/slub.c:4153 [inline]
 __do_kmalloc_node mm/slub.c:4282 [inline]
 __kmalloc_noprof+0x236/0x4c0 mm/slub.c:4295
 kmalloc_noprof include/linux/slab.h:905 [inline]
 tomoyo_realpath_from_path+0xcf/0x5e0 security/tomoyo/realpath.c:251
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_path_perm+0x2b7/0x740 security/tomoyo/file.c:822
 security_inode_getattr+0x130/0x330 security/security.c:2372
 vfs_getattr+0x2a/0x3b0 fs/stat.c:243
 vfs_fstat fs/stat.c:265 [inline]
 vfs_fstatat+0xa8/0x130 fs/stat.c:364
 __do_sys_newfstatat fs/stat.c:530 [inline]
 __se_sys_newfstatat fs/stat.c:524 [inline]
 __x64_sys_newfstatat+0x11d/0x1a0 fs/stat.c:524
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Memory state around the buggy address:
 ffff88807cb29780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88807cb29800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88807cb29880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                                                    ^
 ffff88807cb29900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff88807cb29980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================