Extracting prog: 36.986045584s
Minimizing prog: 8m47.589694035s
Simplifying prog options: 0s
Extracting C: 1m30.484129543s
Simplifying C: 9m59.05294048s


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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
r0 = syz_open_dev$dvb_demux(&(0x7f0000000100), 0xcd79, 0x141000)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000080)={0x3, {"e249a38e7b0252a0eea064156561fd0a", "ea6f962fefc5a5a1d5cc0a6a16debd47", "47375848a00f6e08b5c9c718f83a0311"}, 0xfffffff9, 0x5})

program crashed: WARNING in as102_dvb_dmx_start_feed
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
syz_open_dev$dvb_demux(&(0x7f0000000100), 0xcd79, 0x141000)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
ioctl$DVB_DEMUX_DMX_SET_FILTER(0xffffffffffffffff, 0x403c6f2b, &(0x7f0000000080)={0x3, {"e249a38e7b0252a0eea064156561fd0a", "ea6f962fefc5a5a1d5cc0a6a16debd47", "47375848a00f6e08b5c9c718f83a0311"}, 0xfffffff9, 0x5})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
r0 = syz_open_dev$dvb_demux(&(0x7f0000000100), 0xcd79, 0x141000)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000080)={0x3, {"e249a38e7b0252a0eea064156561fd0a", "ea6f962fefc5a5a1d5cc0a6a16debd47", "47375848a00f6e08b5c9c718f83a0311"}, 0xfffffff9, 0x5})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, 0x0, 0x0)
r0 = syz_open_dev$dvb_demux(&(0x7f0000000100), 0xcd79, 0x141000)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000080)={0x3, {"e249a38e7b0252a0eea064156561fd0a", "ea6f962fefc5a5a1d5cc0a6a16debd47", "47375848a00f6e08b5c9c718f83a0311"}, 0xfffffff9, 0x5})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB], 0x0)
r0 = syz_open_dev$dvb_demux(&(0x7f0000000100), 0xcd79, 0x141000)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000080)={0x3, {"e249a38e7b0252a0eea064156561fd0a", "ea6f962fefc5a5a1d5cc0a6a16debd47", "47375848a00f6e08b5c9c718f83a0311"}, 0xfffffff9, 0x5})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
r0 = syz_open_dev$dvb_demux(0x0, 0xcd79, 0x141000)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000080)={0x3, {"e249a38e7b0252a0eea064156561fd0a", "ea6f962fefc5a5a1d5cc0a6a16debd47", "47375848a00f6e08b5c9c718f83a0311"}, 0xfffffff9, 0x5})

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
r0 = syz_open_dev$dvb_demux(&(0x7f0000000100), 0xcd79, 0x141000)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
program crashed: WARNING in as102_dvb_dmx_start_feed
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
program did not crash
testing compiled C program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
program did not crash
testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
program did not crash
testing compiled C program (duration=30s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
program crashed: WARNING in as102_dvb_dmx_start_feed
testing compiled C program (duration=30s, {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:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
program did not crash
testing compiled C program (duration=30s, {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:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
program crashed: WARNING in as102_dvb_dmx_start_feed
testing compiled C program (duration=30s, {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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
program crashed: WARNING in as102_dvb_dmx_start_feed
testing compiled C program (duration=30s, {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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
program crashed: WARNING in as102_dvb_dmx_start_feed
testing program (duration=30s, {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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
r0 = syz_open_dev$dvb_demux(&(0x7f0000000100), 0xcd79, 0x141000)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000080)={0x3, {"e249a38e7b0252a0eea064156561fd0a", "ea6f962fefc5a5a1d5cc0a6a16debd47", "47375848a00f6e08b5c9c718f83a0311"}, 0xfffffff9, 0x5})

program crashed: WARNING in as102_dvb_dmx_start_feed
validation run: crashed=true
testing program (duration=30s, {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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
r0 = syz_open_dev$dvb_demux(&(0x7f0000000100), 0xcd79, 0x141000)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000080)={0x3, {"e249a38e7b0252a0eea064156561fd0a", "ea6f962fefc5a5a1d5cc0a6a16debd47", "47375848a00f6e08b5c9c718f83a0311"}, 0xfffffff9, 0x5})

program did not crash
validation run: crashed=false
testing program (duration=30s, {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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
r0 = syz_open_dev$dvb_demux(&(0x7f0000000100), 0xcd79, 0x141000)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000080)={0x3, {"e249a38e7b0252a0eea064156561fd0a", "ea6f962fefc5a5a1d5cc0a6a16debd47", "47375848a00f6e08b5c9c718f83a0311"}, 0xfffffff9, 0x5})

program did not crash
validation run: crashed=false
testing program (duration=30s, {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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
r0 = syz_open_dev$dvb_demux(&(0x7f0000000100), 0xcd79, 0x141000)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000080)={0x3, {"e249a38e7b0252a0eea064156561fd0a", "ea6f962fefc5a5a1d5cc0a6a16debd47", "47375848a00f6e08b5c9c718f83a0311"}, 0xfffffff9, 0x5})

program did not crash
validation run: crashed=false
testing program (duration=30s, {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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
r0 = syz_open_dev$dvb_demux(&(0x7f0000000100), 0xcd79, 0x141000)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000080)={0x3, {"e249a38e7b0252a0eea064156561fd0a", "ea6f962fefc5a5a1d5cc0a6a16debd47", "47375848a00f6e08b5c9c718f83a0311"}, 0xfffffff9, 0x5})

program crashed: WARNING in as102_dvb_dmx_start_feed
validation run: crashed=true
testing program (duration=30s, {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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$dvb_demux-ioctl$DVB_DEMUX_DMX_SET_FILTER
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x24, &(0x7f0000000140)=ANY=[@ANYBLOB="12010000cc1ef420890b070064ef000000010902120001000000000904"], 0x0)
r0 = syz_open_dev$dvb_demux(&(0x7f0000000100), 0xcd79, 0x141000)
ioctl$DVB_DEMUX_DMX_SET_FILTER(r0, 0x403c6f2b, &(0x7f0000000080)={0x3, {"e249a38e7b0252a0eea064156561fd0a", "ea6f962fefc5a5a1d5cc0a6a16debd47", "47375848a00f6e08b5c9c718f83a0311"}, 0xfffffff9, 0x5})

program crashed: WARNING in as102_dvb_dmx_start_feed
validation run: crashed=true
reproducing took 27m13.489393185s
repro crashed as (corrupted=false):
DEBUG_LOCKS_WARN_ON(lock->magic != lock)
WARNING: CPU: 1 PID: 4366 at kernel/locking/mutex.c:575 __mutex_lock_common+0x193b/0x2400 kernel/locking/mutex.c:575
Modules linked in:
CPU: 1 PID: 4366 Comm: syz.1.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__mutex_lock_common+0x193b/0x2400 kernel/locking/mutex.c:575
Code: 00 00 83 3d 6e 8d c1 03 00 4c 8d b4 24 e0 00 00 00 0f 85 02 e8 ff ff 48 c7 c7 e0 1a 2b 8a 48 c7 c6 20 1b 2b 8a e8 95 84 ec ff <0f> 0b e9 e8 e7 ff ff e8 c9 b7 36 f7 e9 41 fb ff ff 0f 0b e9 63 f1
RSP: 0018:ffffc9000321fa60 EFLAGS: 00010246
RAX: 5637f460be499400 RBX: ffff8880752d6ce0 RCX: ffff88807b6a9dc0
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc9000321fbf0 R08: ffff8880b912795b R09: 1ffff11017224f2b
R10: dffffc0000000000 R11: ffffed1017224f2c R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc9000321fb40 R15: 0000000000000000
FS:  00007f53c8cf36c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000559a657a3dc0 CR3: 0000000020a1d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __mutex_lock kernel/locking/mutex.c:729 [inline]
 mutex_lock_interruptible_nested+0x17/0x20 kernel/locking/mutex.c:765
 as102_dvb_dmx_start_feed+0x6c/0x280 drivers/media/usb/as102/as102_drv.c:139
 dmx_section_feed_start_filtering+0x4f3/0x680 drivers/media/dvb-core/dvb_demux.c:983
 dvb_dmxdev_filter_start+0xc62/0x1060 drivers/media/dvb-core/dmxdev.c:768
 dvb_demux_do_ioctl+0x463/0x530 drivers/media/dvb-core/dmxdev.c:1079
 dvb_usercopy+0x191/0x2b0 drivers/media/dvb-core/dvbdev.c:1017
 dvb_demux_ioctl+0x25/0x30 drivers/media/dvb-core/dmxdev.c:1197
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f53c9693159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f53c8cf3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f53c991afa0 RCX: 00007f53c9693159
RDX: 0000200000000080 RSI: 00000000403c6f2b RDI: 0000000000000004
RBP: 00007f53c972a06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f53c991b038 R14: 00007f53c991afa0 R15: 00007ffec453aec8
 </TASK>

final repro crashed as (corrupted=false):
DEBUG_LOCKS_WARN_ON(lock->magic != lock)
WARNING: CPU: 1 PID: 4366 at kernel/locking/mutex.c:575 __mutex_lock_common+0x193b/0x2400 kernel/locking/mutex.c:575
Modules linked in:
CPU: 1 PID: 4366 Comm: syz.1.18 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__mutex_lock_common+0x193b/0x2400 kernel/locking/mutex.c:575
Code: 00 00 83 3d 6e 8d c1 03 00 4c 8d b4 24 e0 00 00 00 0f 85 02 e8 ff ff 48 c7 c7 e0 1a 2b 8a 48 c7 c6 20 1b 2b 8a e8 95 84 ec ff <0f> 0b e9 e8 e7 ff ff e8 c9 b7 36 f7 e9 41 fb ff ff 0f 0b e9 63 f1
RSP: 0018:ffffc9000321fa60 EFLAGS: 00010246
RAX: 5637f460be499400 RBX: ffff8880752d6ce0 RCX: ffff88807b6a9dc0
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc9000321fbf0 R08: ffff8880b912795b R09: 1ffff11017224f2b
R10: dffffc0000000000 R11: ffffed1017224f2c R12: 0000000000000000
R13: dffffc0000000000 R14: ffffc9000321fb40 R15: 0000000000000000
FS:  00007f53c8cf36c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000559a657a3dc0 CR3: 0000000020a1d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __mutex_lock kernel/locking/mutex.c:729 [inline]
 mutex_lock_interruptible_nested+0x17/0x20 kernel/locking/mutex.c:765
 as102_dvb_dmx_start_feed+0x6c/0x280 drivers/media/usb/as102/as102_drv.c:139
 dmx_section_feed_start_filtering+0x4f3/0x680 drivers/media/dvb-core/dvb_demux.c:983
 dvb_dmxdev_filter_start+0xc62/0x1060 drivers/media/dvb-core/dmxdev.c:768
 dvb_demux_do_ioctl+0x463/0x530 drivers/media/dvb-core/dmxdev.c:1079
 dvb_usercopy+0x191/0x2b0 drivers/media/dvb-core/dvbdev.c:1017
 dvb_demux_ioctl+0x25/0x30 drivers/media/dvb-core/dmxdev.c:1197
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl+0xfa/0x170 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f53c9693159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f53c8cf3028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f53c991afa0 RCX: 00007f53c9693159
RDX: 0000200000000080 RSI: 00000000403c6f2b RDI: 0000000000000004
RBP: 00007f53c972a06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f53c991b038 R14: 00007f53c991afa0 R15: 00007ffec453aec8
 </TASK>