Extracting prog: 49.172706967s Minimizing prog: 55m17.665409526s Simplifying prog options: 0s Extracting C: 38.0508341s Simplifying C: 20m8.670062048s extracting reproducer from 30 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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(r5, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_SELECT(r5, 0x40345410, &(0x7f00000083c0)={{0x1}}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f0000000540)={0x5, 0x6dff, 0x3fb, 0x0, 0x12}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r6, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program crashed: KASAN: slab-use-after-free Read in notifier_chain_register single: successfully extracted reproducer found reproducer with 24 syscalls minimizing guilty program testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(r5, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_SELECT(r5, 0x40345410, &(0x7f00000083c0)={{0x1}}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f0000000540)={0x5, 0x6dff, 0x3fb, 0x0, 0x12}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r6, 0x40186f40, 0x20000502) program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(r5, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_SELECT(r5, 0x40345410, &(0x7f00000083c0)={{0x1}}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f0000000540)={0x5, 0x6dff, 0x3fb, 0x0, 0x12}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(r5, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_SELECT(r5, 0x40345410, &(0x7f00000083c0)={{0x1}}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f0000000540)={0x5, 0x6dff, 0x3fb, 0x0, 0x12}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) ioctl$F2FS_IOC_START_VOLATILE_WRITE(0xffffffffffffffff, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$SNDRV_TIMER_IOCTL_PARAMS-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(r5, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_SELECT(r5, 0x40345410, &(0x7f00000083c0)={{0x1}}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f0000000540)={0x5, 0x6dff, 0x3fb, 0x0, 0x12}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r6, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(r5, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_SELECT(r5, 0x40345410, &(0x7f00000083c0)={{0x1}}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f0000000540)={0x5, 0x6dff, 0x3fb, 0x0, 0x12}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r6, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_SELECT-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(r5, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_SELECT(r5, 0x40345410, &(0x7f00000083c0)={{0x1}}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r6, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program crashed: KASAN: slab-use-after-free Read in notifier_chain_register testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(r5, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r6, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program crashed: KASAN: slab-use-after-free Read in notifier_chain_register testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-openat$sndtimer-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r6, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r5, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program crashed: KASAN: slab-use-after-free Read in notifier_chain_register testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r5, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r5, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r5, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program crashed: KASAN: slab-use-after-free Read in notifier_chain_register testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) close(0xffffffffffffffff) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0}, 0x18) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={0x0, r0}, 0x18) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r1) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r4, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program crashed: KASAN: slab-use-after-free Read in notifier_chain_register testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, 0x0, 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program crashed: KASAN: slab-use-after-free Read in notifier_chain_register testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, 0x0) connect$unix(0xffffffffffffffff, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r1, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, 0x0, 0x0) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program crashed: KASAN: slab-use-after-free Read in notifier_chain_register testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, 0x0, 0x0, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program crashed: KASAN: slab-use-after-free Read in notifier_chain_register testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, 0x0, 0x0, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, 0x0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, 0x0, 0x0, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, 0x0, 0x0, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, 0x0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, 0x0, 0x0, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, &(0x7f0000000000)='fdinfo/4\x00') program did not crash testing program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x18, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000680)='rdma.current\x00', 0x26e1, 0x0) close(r0) openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1282, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000002c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, 0x0, 0x0, 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_TREAD(0xffffffffffffffff, 0x40045402, &(0x7f0000000040)=0x1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000001c0)={0x0, 0x7, 0x3ff}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'vcan0\x00'}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$F2FS_IOC_START_VOLATILE_WRITE(r3, 0x40186f40, 0x20000502) syz_open_procfs(0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program crashed: KASAN: slab-use-after-free Read in notifier_chain_register simplifying C reproducer testing compiled C program (duration=1m5.292855153s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false 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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {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:false 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}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {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:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {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:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {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:false Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash testing compiled C program (duration=1m5.292855153s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro-close-openat$ppp-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-ioctl$SNDRV_TIMER_IOCTL_TREAD-ioctl$SNDRV_TIMER_IOCTL_PARAMS-ioctl$ifreq_SIOCGIFINDEX_vcan-openat$ubi_ctrl-ioctl$F2FS_IOC_START_VOLATILE_WRITE-syz_open_procfs program did not crash reproducing took 1h16m53.559084945s 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 ffff8880760b98d8 by task syz-executor711/5914 CPU: 0 UID: 0 PID: 5914 Comm: syz-executor711 Not tainted 6.13.0-rc1-next-20241203-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: __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: 0033:0x7febd8979369 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007febd81220e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007febd8a031e8 RCX: 00007febd8979369 RDX: 0000000020000502 RSI: 0000000040186f40 RDI: 0000000000000006 RBP: 00007febd8a031e0 R08: 00007febd81226c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007febd8a031ec R13: 000000000000000b R14: 00007ffcde123c30 R15: 00007ffcde123d18 Allocated by task 5911: 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 5911: 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:576 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+0x196/0x430 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 ffff8880760b8000 which belongs to the cache kmalloc-8k of size 8192 The buggy address is located 6360 bytes inside of freed 8192-byte region [ffff8880760b8000, ffff8880760ba000) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x760b8 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 ffffea0001fa8e00 0000000000000004 raw: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000 head: 00fff00000000040 ffff88801ac42280 ffffea0001fa8e00 0000000000000004 head: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000 head: 00fff00000000003 ffffea0001d82e01 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 0xd28c0(GFP_NOWAIT|__GFP_IO|__GFP_FS|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5502, tgid 5502 (dhcpcd), ts 36499769079, free_ts 36490762010 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1555 prep_new_page mm/page_alloc.c:1563 [inline] get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3481 __alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4758 alloc_pages_mpol+0x30e/0x550 mm/mempolicy.c:2270 alloc_slab_page mm/slub.c:2408 [inline] allocate_slab+0x8f/0x3a0 mm/slub.c:2574 new_slab mm/slub.c:2627 [inline] ___slab_alloc+0xc27/0x14a0 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] __do_kmalloc_node mm/slub.c:4282 [inline] __kmalloc_node_track_caller_noprof+0x2e9/0x4c0 mm/slub.c:4302 kmalloc_reserve+0x111/0x2a0 net/core/skbuff.c:609 __alloc_skb+0x1f3/0x440 net/core/skbuff.c:678 alloc_skb include/linux/skbuff.h:1323 [inline] netlink_dump+0x1ee/0xe10 net/netlink/af_netlink.c:2283 netlink_recvmsg+0x6bb/0x11d0 net/netlink/af_netlink.c:1973 sock_recvmsg_nosec net/socket.c:1033 [inline] sock_recvmsg+0x22f/0x280 net/socket.c:1055 ____sys_recvmsg+0x1c6/0x480 net/socket.c:2803 ___sys_recvmsg net/socket.c:2845 [inline] __sys_recvmsg+0x291/0x390 net/socket.c:2878 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 page last free pid 5616 tgid 5616 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1127 [inline] free_frozen_pages+0xe09/0x10e0 mm/page_alloc.c:2664 discard_slab mm/slub.c:2673 [inline] __put_partials+0x160/0x1c0 mm/slub.c:3142 put_cpu_partial+0x17c/0x250 mm/slub.c:3217 __slab_free+0x290/0x380 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] kmem_cache_alloc_noprof+0x1d9/0x380 mm/slub.c:4160 proc_reg_open+0x201/0x530 fs/proc/inode.c:502 do_dentry_open+0xbe1/0x1b70 fs/open.c:938 vfs_open+0x3e/0x330 fs/open.c:1068 do_open fs/namei.c:3828 [inline] path_openat+0x2c84/0x3590 fs/namei.c:3987 do_filp_open+0x27f/0x4e0 fs/namei.c:4014 do_sys_openat2+0x13e/0x1d0 fs/open.c:1395 do_sys_open fs/open.c:1410 [inline] __do_sys_openat fs/open.c:1426 [inline] __se_sys_openat fs/open.c:1421 [inline] __x64_sys_openat+0x247/0x2a0 fs/open.c:1421 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 Memory state around the buggy address: ffff8880760b9780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff8880760b9800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff8880760b9880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff8880760b9900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff8880760b9980: 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 ffff8880760b98d8 by task syz-executor711/5914 CPU: 0 UID: 0 PID: 5914 Comm: syz-executor711 Not tainted 6.13.0-rc1-next-20241203-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: __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: 0033:0x7febd8979369 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 1f 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007febd81220e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007febd8a031e8 RCX: 00007febd8979369 RDX: 0000000020000502 RSI: 0000000040186f40 RDI: 0000000000000006 RBP: 00007febd8a031e0 R08: 00007febd81226c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007febd8a031ec R13: 000000000000000b R14: 00007ffcde123c30 R15: 00007ffcde123d18 Allocated by task 5911: 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 5911: 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:576 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+0x196/0x430 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 ffff8880760b8000 which belongs to the cache kmalloc-8k of size 8192 The buggy address is located 6360 bytes inside of freed 8192-byte region [ffff8880760b8000, ffff8880760ba000) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x760b8 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 ffffea0001fa8e00 0000000000000004 raw: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000 head: 00fff00000000040 ffff88801ac42280 ffffea0001fa8e00 0000000000000004 head: 0000000000000000 0000000000020002 00000000f5000000 0000000000000000 head: 00fff00000000003 ffffea0001d82e01 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 0xd28c0(GFP_NOWAIT|__GFP_IO|__GFP_FS|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5502, tgid 5502 (dhcpcd), ts 36499769079, free_ts 36490762010 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1555 prep_new_page mm/page_alloc.c:1563 [inline] get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3481 __alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4758 alloc_pages_mpol+0x30e/0x550 mm/mempolicy.c:2270 alloc_slab_page mm/slub.c:2408 [inline] allocate_slab+0x8f/0x3a0 mm/slub.c:2574 new_slab mm/slub.c:2627 [inline] ___slab_alloc+0xc27/0x14a0 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] __do_kmalloc_node mm/slub.c:4282 [inline] __kmalloc_node_track_caller_noprof+0x2e9/0x4c0 mm/slub.c:4302 kmalloc_reserve+0x111/0x2a0 net/core/skbuff.c:609 __alloc_skb+0x1f3/0x440 net/core/skbuff.c:678 alloc_skb include/linux/skbuff.h:1323 [inline] netlink_dump+0x1ee/0xe10 net/netlink/af_netlink.c:2283 netlink_recvmsg+0x6bb/0x11d0 net/netlink/af_netlink.c:1973 sock_recvmsg_nosec net/socket.c:1033 [inline] sock_recvmsg+0x22f/0x280 net/socket.c:1055 ____sys_recvmsg+0x1c6/0x480 net/socket.c:2803 ___sys_recvmsg net/socket.c:2845 [inline] __sys_recvmsg+0x291/0x390 net/socket.c:2878 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 page last free pid 5616 tgid 5616 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1127 [inline] free_frozen_pages+0xe09/0x10e0 mm/page_alloc.c:2664 discard_slab mm/slub.c:2673 [inline] __put_partials+0x160/0x1c0 mm/slub.c:3142 put_cpu_partial+0x17c/0x250 mm/slub.c:3217 __slab_free+0x290/0x380 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] kmem_cache_alloc_noprof+0x1d9/0x380 mm/slub.c:4160 proc_reg_open+0x201/0x530 fs/proc/inode.c:502 do_dentry_open+0xbe1/0x1b70 fs/open.c:938 vfs_open+0x3e/0x330 fs/open.c:1068 do_open fs/namei.c:3828 [inline] path_openat+0x2c84/0x3590 fs/namei.c:3987 do_filp_open+0x27f/0x4e0 fs/namei.c:4014 do_sys_openat2+0x13e/0x1d0 fs/open.c:1395 do_sys_open fs/open.c:1410 [inline] __do_sys_openat fs/open.c:1426 [inline] __se_sys_openat fs/open.c:1421 [inline] __x64_sys_openat+0x247/0x2a0 fs/open.c:1421 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 Memory state around the buggy address: ffff8880760b9780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff8880760b9800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff8880760b9880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff8880760b9900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff8880760b9980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ==================================================================