Extracting prog: 1m21.98966781s
Minimizing prog: 11m37.728175157s
Simplifying prog options: 0s
Extracting C: 33.917238253s
Simplifying C: 5m19.039914732s
extracting reproducer from 1 programs
testing a last program of every proc
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-mmap-bpf$PROG_LOAD-syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, &(0x7f00000002c0)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0x7, {[@main=@item_4={0x3, 0x0, 0x0, "6e3565c0"}, @main=@item_012={0x1, 0x0, 0xb, 'i'}]}}, 0x0}, 0x0)
syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x92d000)
program crashed: KASAN: use-after-free Write in steam_input_open
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-mmap-bpf$PROG_LOAD-syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, &(0x7f00000002c0)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0x7, {[@main=@item_4={0x3, 0x0, 0x0, "6e3565c0"}, @main=@item_012={0x1, 0x0, 0xb, 'i'}]}}, 0x0}, 0x0)
program did not crash
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-mmap-bpf$PROG_LOAD-syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x92d000)
program did not crash
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-mmap-bpf$PROG_LOAD-syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0)
syz_usb_control_io$hid(r0, &(0x7f00000002c0)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0x7, {[@main=@item_4={0x3, 0x0, 0x0, "6e3565c0"}, @main=@item_012={0x1, 0x0, 0xb, 'i'}]}}, 0x0}, 0x0)
syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x92d000)
program did not crash
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-mmap-bpf$PROG_LOAD-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
syz_usb_control_io$hid(0xffffffffffffffff, 0x0, 0x0)
syz_usb_control_io$hid(0xffffffffffffffff, &(0x7f00000002c0)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0x7, {[@main=@item_4={0x3, 0x0, 0x0, "6e3565c0"}, @main=@item_012={0x1, 0x0, 0xb, 'i'}]}}, 0x0}, 0x0)
syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x92d000)
program did not crash
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-mmap-syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, &(0x7f00000002c0)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0x7, {[@main=@item_4={0x3, 0x0, 0x0, "6e3565c0"}, @main=@item_012={0x1, 0x0, 0xb, 'i'}]}}, 0x0}, 0x0)
syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x92d000)
program crashed: KASAN: use-after-free Write in steam_input_open
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, &(0x7f00000002c0)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0x7, {[@main=@item_4={0x3, 0x0, 0x0, "6e3565c0"}, @main=@item_012={0x1, 0x0, 0xb, 'i'}]}}, 0x0}, 0x0)
syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x92d000)
program crashed: KASAN: use-after-free Write in steam_input_open
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, &(0x7f00000002c0)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0x7, {[@main=@item_4={0x3, 0x0, 0x0, "6e3565c0"}, @main=@item_012={0x1, 0x0, 0xb, 'i'}]}}, 0x0}, 0x0)
syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x92d000)
program crashed: KASAN: use-after-free Write in steam_input_open
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, &(0x7f00000002c0)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0x7, {[@main=@item_4={0x3, 0x0, 0x0, "6e3565c0"}, @main=@item_012={0x1, 0x0, 0xb, 'i'}]}}, 0x0}, 0x0)
syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x92d000)
program crashed: KASAN: use-after-free Write in steam_input_open
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
r0 = syz_usb_connect$hid(0x0, 0x0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, &(0x7f00000002c0)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0x7, {[@main=@item_4={0x3, 0x0, 0x0, "6e3565c0"}, @main=@item_012={0x1, 0x0, 0xb, 'i'}]}}, 0x0}, 0x0)
syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x92d000)
program did not crash
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x92d000)
program did not crash
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, &(0x7f00000002c0)={0x24, 0x0, 0x0, 0x0, 0x0}, 0x0)
syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x92d000)
program did not crash
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, &(0x7f00000002c0)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0x6, {[@main=@item_4={0x3, 0x0, 0x0, "6e3565c0"}, @main=@item_012={0x0, 0x0, 0xb}]}}, 0x0}, 0x0)
syz_open_dev$hidraw(&(0x7f0000000080), 0x0, 0x92d000)
program did not crash
testing program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
detailed listing:
executing program 0:
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x8, 0x28de, 0x1102, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, &(0x7f00000002c0)={0x24, 0x0, 0x0, &(0x7f0000000000)={0x0, 0x22, 0x7, {[@main=@item_4={0x3, 0x0, 0x0, "6e3565c0"}, @main=@item_012={0x1, 0x0, 0xb, 'i'}]}}, 0x0}, 0x0)
syz_open_dev$hidraw(0x0, 0x0, 0x92d000)
program did not crash
extracting C reproducer
testing compiled C program (duration=41.738454964s, {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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
program crashed: KASAN: use-after-free Write in steam_input_open
simplifying C reproducer
testing compiled C program (duration=41.738454964s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
program crashed: KASAN: use-after-free Write in steam_input_open
testing compiled C program (duration=41.738454964s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
program did not crash
testing compiled C program (duration=41.738454964s, {Threaded:false 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
program did not crash
testing compiled C program (duration=41.738454964s, {Threaded:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
program crashed: KASAN: use-after-free Write in steam_input_open
testing compiled C program (duration=41.738454964s, {Threaded:false 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:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
program crashed: KASAN: use-after-free Write in steam_input_open
testing compiled C program (duration=41.738454964s, {Threaded:false 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:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
program crashed: KASAN: use-after-free Write in steam_input_open
testing compiled C program (duration=41.738454964s, {Threaded:false 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$hidraw
program crashed: KASAN: use-after-free Write in steam_input_open
reproducing took 18m52.675011284s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in instrument_atomic_read_write include/linux/instrumented.h:101 [inline]
BUG: KASAN: use-after-free in atomic_long_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:1667 [inline]
BUG: KASAN: use-after-free in __mutex_trylock_fast kernel/locking/mutex.c:169 [inline]
BUG: KASAN: use-after-free in mutex_lock+0x88/0x1a0 kernel/locking/mutex.c:288
Write of size 8 at addr ffff88810bcb4c50 by task udevd/309
CPU: 1 PID: 309 Comm: udevd Not tainted 5.15.180-syzkaller-android13-5.15.180_r00 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
__dump_stack+0x21/0x30 lib/dump_stack.c:88
dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106
print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
__kasan_report mm/kasan/report.c:427 [inline]
kasan_report+0xf1/0x140 mm/kasan/report.c:444
check_region_inline mm/kasan/generic.c:-1 [inline]
kasan_check_range+0x280/0x290 mm/kasan/generic.c:189
__kasan_check_write+0x14/0x20 mm/kasan/shadow.c:37
instrument_atomic_read_write include/linux/instrumented.h:101 [inline]
atomic_long_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:1667 [inline]
__mutex_trylock_fast kernel/locking/mutex.c:169 [inline]
mutex_lock+0x88/0x1a0 kernel/locking/mutex.c:288
steam_input_open+0x91/0x160 drivers/hid/hid-steam.c:297
input_open_device+0x16d/0x2f0 drivers/input/input.c:640
evdev_open_device drivers/input/evdev.c:404 [inline]
evdev_open+0x4b1/0x5c0 drivers/input/evdev.c:491
chrdev_open+0x597/0x670 fs/char_dev.c:414
do_dentry_open+0x834/0x1010 fs/open.c:828
vfs_open+0x73/0x80 fs/open.c:958
do_open fs/namei.c:3608 [inline]
path_openat+0x2646/0x2f10 fs/namei.c:3742
do_filp_open+0x1b3/0x3e0 fs/namei.c:3769
do_sys_openat2+0x14c/0x7b0 fs/open.c:1234
do_sys_open fs/open.c:1250 [inline]
__do_sys_openat fs/open.c:1266 [inline]
__se_sys_openat fs/open.c:1261 [inline]
__x64_sys_openat+0x136/0x160 fs/open.c:1261
x64_sys_call+0x219/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:258
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: 0033:0x7f00b67349a4
Code: 24 20 48 8d 44 24 30 48 89 44 24 28 64 8b 04 25 18 00 00 00 85 c0 75 2c 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 60 48 8b 15 55 a4 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffe049e7a10 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f00b67349a4
RDX: 0000000000080000 RSI: 000055f75a5c51a0 RDI: 00000000ffffff9c
RBP: 000055f75a5c51a0 R08: 000055f75a5c74e8 R09: 00007f00b680fb10
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080000
R13: 00007ffe049e7bd8 R14: 0000000000000000 R15: 000055f71dae1ed5
Allocated by task 20:
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track mm/kasan/common.c:45 [inline]
set_alloc_info mm/kasan/common.c:433 [inline]
____kasan_kmalloc mm/kasan/common.c:512 [inline]
__kasan_kmalloc+0xda/0x110 mm/kasan/common.c:521
kasan_kmalloc include/linux/kasan.h:227 [inline]
__kmalloc_track_caller+0x13c/0x2c0 mm/slub.c:4954
alloc_dr drivers/base/devres.c:116 [inline]
devm_kmalloc+0x50/0x150 drivers/base/devres.c:824
devm_kzalloc include/linux/device.h:209 [inline]
steam_probe+0x129/0xb10 drivers/hid/hid-steam.c:741
hid_device_probe+0x287/0x380 drivers/hid/hid-core.c:2303
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x285/0x970 drivers/base/dd.c:595
__driver_probe_device+0x198/0x280 drivers/base/dd.c:755
driver_probe_device+0x54/0x3e0 drivers/base/dd.c:785
__device_attach_driver+0x2a6/0x460 drivers/base/dd.c:907
bus_for_each_drv+0x175/0x200 drivers/base/bus.c:429
__device_attach+0x2a2/0x400 drivers/base/dd.c:979
device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:489
device_add+0xb31/0xed0 drivers/base/core.c:3422
hid_add_device+0x356/0x4b0 drivers/hid/hid-core.c:2453
usbhid_probe+0xb2e/0xee0 drivers/hid/usbhid/hid-core.c:1424
usb_probe_interface+0x5ff/0xae0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x285/0x970 drivers/base/dd.c:595
__driver_probe_device+0x198/0x280 drivers/base/dd.c:755
driver_probe_device+0x54/0x3e0 drivers/base/dd.c:785
__device_attach_driver+0x2a6/0x460 drivers/base/dd.c:907
bus_for_each_drv+0x175/0x200 drivers/base/bus.c:429
__device_attach+0x2a2/0x400 drivers/base/dd.c:979
device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:489
device_add+0xb31/0xed0 drivers/base/core.c:3422
usb_set_configuration+0x19c2/0x1f10 drivers/usb/core/message.c:2165
usb_generic_driver_probe+0x91/0x150 drivers/usb/core/generic.c:238
usb_probe_device+0x148/0x260 drivers/usb/core/driver.c:293
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x285/0x970 drivers/base/dd.c:595
__driver_probe_device+0x198/0x280 drivers/base/dd.c:755
driver_probe_device+0x54/0x3e0 drivers/base/dd.c:785
__device_attach_driver+0x2a6/0x460 drivers/base/dd.c:907
bus_for_each_drv+0x175/0x200 drivers/base/bus.c:429
__device_attach+0x2a2/0x400 drivers/base/dd.c:979
device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:489
device_add+0xb31/0xed0 drivers/base/core.c:3422
usb_new_device+0xd06/0x1620 drivers/usb/core/hub.c:2610
hub_port_connect drivers/usb/core/hub.c:5525 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5665 [inline]
port_event drivers/usb/core/hub.c:5815 [inline]
hub_event+0x27d8/0x42c0 drivers/usb/core/hub.c:5897
process_one_work+0x6be/0xba0 kernel/workqueue.c:2325
worker_thread+0xa59/0x1200 kernel/workqueue.c:2472
kthread+0x411/0x500 kernel/kthread.c:337
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
Freed by task 20:
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track+0x4a/0x70 mm/kasan/common.c:45
kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
____kasan_slab_free+0x125/0x160 mm/kasan/common.c:365
__kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
kasan_slab_free include/linux/kasan.h:193 [inline]
slab_free_hook mm/slub.c:1723 [inline]
slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1749
slab_free mm/slub.c:3521 [inline]
kfree+0xc4/0x270 mm/slub.c:4583
release_nodes+0xe8/0x220 drivers/base/devres.c:501
devres_release_all+0x149/0x1b0 drivers/base/devres.c:530
__device_release_driver drivers/base/dd.c:1231 [inline]
device_release_driver_internal+0x4d0/0x760 drivers/base/dd.c:1262
device_release_driver+0x19/0x20 drivers/base/dd.c:1285
bus_remove_device+0x2dd/0x340 drivers/base/bus.c:531
device_del+0x696/0xe90 drivers/base/core.c:3610
hid_remove_device drivers/hid/hid-core.c:2501 [inline]
hid_destroy_device+0x6a/0x110 drivers/hid/hid-core.c:2520
usbhid_disconnect+0x9f/0xc0 drivers/hid/usbhid/hid-core.c:1451
usb_unbind_interface+0x212/0x8c0 drivers/usb/core/driver.c:458
__device_release_driver drivers/base/dd.c:1229 [inline]
device_release_driver_internal+0x4c1/0x760 drivers/base/dd.c:1262
device_release_driver+0x19/0x20 drivers/base/dd.c:1285
bus_remove_device+0x2dd/0x340 drivers/base/bus.c:531
device_del+0x696/0xe90 drivers/base/core.c:3610
usb_disable_device+0x3a8/0x750 drivers/usb/core/message.c:1414
usb_disconnect+0x31e/0x850 drivers/usb/core/hub.c:2260
hub_port_connect drivers/usb/core/hub.c:5364 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5665 [inline]
port_event drivers/usb/core/hub.c:5815 [inline]
hub_event+0x190c/0x42c0 drivers/usb/core/hub.c:5897
process_one_work+0x6be/0xba0 kernel/workqueue.c:2325
process_scheduled_works kernel/workqueue.c:2388 [inline]
worker_thread+0xd7b/0x1200 kernel/workqueue.c:2474
kthread+0x411/0x500 kernel/kthread.c:337
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
The buggy address belongs to the object at ffff88810bcb4c00
which belongs to the cache kmalloc-512 of size 512
The buggy address is located 80 bytes inside of
512-byte region [ffff88810bcb4c00, ffff88810bcb4e00)
The buggy address belongs to the page:
page:ffffea00042f2d00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10bcb4
head:ffffea00042f2d00 order:2 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 ffffea00042f2c00 0000000200000002 ffff888100042f00
raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, ts 2597803568, free_ts 2595104757
set_page_owner include/linux/page_owner.h:33 [inline]
post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2605
prep_new_page+0x1c/0x110 mm/page_alloc.c:2611
get_page_from_freelist+0x2cc5/0x2d50 mm/page_alloc.c:4485
__alloc_pages+0x18f/0x440 mm/page_alloc.c:5781
alloc_slab_page mm/slub.c:-1 [inline]
allocate_slab mm/slub.c:1932 [inline]
new_slab+0xa1/0x4d0 mm/slub.c:1995
___slab_alloc+0x381/0x810 mm/slub.c:3028
__slab_alloc+0x49/0x90 mm/slub.c:3115
slab_alloc_node mm/slub.c:3206 [inline]
slab_alloc mm/slub.c:3250 [inline]
__kmalloc_track_caller+0x169/0x2c0 mm/slub.c:4949
kmalloc_reserve net/core/skbuff.c:357 [inline]
__alloc_skb+0x21a/0x740 net/core/skbuff.c:428
alloc_skb include/linux/skbuff.h:1183 [inline]
nlmsg_new include/net/netlink.h:953 [inline]
inet6_netconf_notify_devconf+0xd6/0x190 net/ipv6/addrconf.c:583
__addrconf_sysctl_register+0x365/0x3d0 net/ipv6/addrconf.c:7162
addrconf_sysctl_register+0x147/0x1a0 net/ipv6/addrconf.c:7199
ipv6_add_dev+0xc03/0x1150 net/ipv6/addrconf.c:454
addrconf_notify+0x582/0xde0 net/ipv6/addrconf.c:3599
call_netdevice_notifier net/core/dev.c:1757 [inline]
call_netdevice_register_notifiers net/core/dev.c:1765 [inline]
call_netdevice_register_net_notifiers+0x111/0x440 net/core/dev.c:1795
register_netdevice_notifier+0x100/0x3a0 net/core/dev.c:1846
page last free stack trace:
reset_page_owner include/linux/page_owner.h:26 [inline]
free_pages_prepare mm/page_alloc.c:1472 [inline]
free_pcp_prepare mm/page_alloc.c:1544 [inline]
free_unref_page_prepare+0x542/0x550 mm/page_alloc.c:3534
free_unref_page+0xa2/0x550 mm/page_alloc.c:3616
free_the_page mm/page_alloc.c:805 [inline]
__free_pages+0x6c/0x100 mm/page_alloc.c:5857
free_pages+0x82/0x90 mm/page_alloc.c:5868
__stack_depot_save+0x454/0x480 lib/stackdepot.c:358
kasan_save_stack mm/kasan/common.c:39 [inline]
kasan_set_track mm/kasan/common.c:45 [inline]
set_alloc_info mm/kasan/common.c:433 [inline]
__kasan_slab_alloc+0xcf/0xf0 mm/kasan/common.c:466
kasan_slab_alloc include/linux/kasan.h:217 [inline]
slab_post_alloc_hook+0x4f/0x2b0 mm/slab.h:550
slab_alloc_node mm/slub.c:3240 [inline]
slab_alloc mm/slub.c:3250 [inline]
kmem_cache_alloc+0xf7/0x260 mm/slub.c:3255
kmem_cache_zalloc include/linux/slab.h:737 [inline]
create_cache mm/slab_common.c:254 [inline]
kmem_cache_create_usercopy+0x101/0x2b0 mm/slab_common.c:367
proto_register+0xe0/0x870 net/core/sock.c:3711
inet6_init+0x149/0x620 net/ipv6/af_inet6.c:1095
do_one_initcall+0x17f/0x500 init/main.c:1302
do_initcall_level+0x16f/0x2d0 init/main.c:1375
do_initcalls+0x50/0xa0 init/main.c:1391
do_basic_setup+0x81/0x90 init/main.c:1410
kernel_init_freeable+0x282/0x3c0 init/main.c:1615
Memory state around the buggy address:
ffff88810bcb4b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff88810bcb4b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff88810bcb4c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88810bcb4c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88810bcb4d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
hid 0003:28DE:1102.0001: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0001: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0001: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0001: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0001: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0017: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0017: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0017: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0017: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0017: No HID_FEATURE_REPORT submitted - nothing to read
final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: use-after-free in instrument_atomic_read_write include/linux/instrumented.h:101 [inline]
BUG: KASAN: use-after-free in atomic_long_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:1667 [inline]
BUG: KASAN: use-after-free in __mutex_trylock_fast kernel/locking/mutex.c:169 [inline]
BUG: KASAN: use-after-free in mutex_lock+0x88/0x1a0 kernel/locking/mutex.c:288
Write of size 8 at addr ffff88810bcb4c50 by task udevd/309
CPU: 1 PID: 309 Comm: udevd Not tainted 5.15.180-syzkaller-android13-5.15.180_r00 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
__dump_stack+0x21/0x30 lib/dump_stack.c:88
dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106
print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
__kasan_report mm/kasan/report.c:427 [inline]
kasan_report+0xf1/0x140 mm/kasan/report.c:444
check_region_inline mm/kasan/generic.c:-1 [inline]
kasan_check_range+0x280/0x290 mm/kasan/generic.c:189
__kasan_check_write+0x14/0x20 mm/kasan/shadow.c:37
instrument_atomic_read_write include/linux/instrumented.h:101 [inline]
atomic_long_try_cmpxchg_acquire include/linux/atomic/atomic-instrumented.h:1667 [inline]
__mutex_trylock_fast kernel/locking/mutex.c:169 [inline]
mutex_lock+0x88/0x1a0 kernel/locking/mutex.c:288
steam_input_open+0x91/0x160 drivers/hid/hid-steam.c:297
input_open_device+0x16d/0x2f0 drivers/input/input.c:640
evdev_open_device drivers/input/evdev.c:404 [inline]
evdev_open+0x4b1/0x5c0 drivers/input/evdev.c:491
chrdev_open+0x597/0x670 fs/char_dev.c:414
do_dentry_open+0x834/0x1010 fs/open.c:828
vfs_open+0x73/0x80 fs/open.c:958
do_open fs/namei.c:3608 [inline]
path_openat+0x2646/0x2f10 fs/namei.c:3742
do_filp_open+0x1b3/0x3e0 fs/namei.c:3769
do_sys_openat2+0x14c/0x7b0 fs/open.c:1234
do_sys_open fs/open.c:1250 [inline]
__do_sys_openat fs/open.c:1266 [inline]
__se_sys_openat fs/open.c:1261 [inline]
__x64_sys_openat+0x136/0x160 fs/open.c:1261
x64_sys_call+0x219/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:258
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: 0033:0x7f00b67349a4
Code: 24 20 48 8d 44 24 30 48 89 44 24 28 64 8b 04 25 18 00 00 00 85 c0 75 2c 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 60 48 8b 15 55 a4 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffe049e7a10 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f00b67349a4
RDX: 0000000000080000 RSI: 000055f75a5c51a0 RDI: 00000000ffffff9c
RBP: 000055f75a5c51a0 R08: 000055f75a5c74e8 R09: 00007f00b680fb10
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080000
R13: 00007ffe049e7bd8 R14: 0000000000000000 R15: 000055f71dae1ed5
Allocated by task 20:
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track mm/kasan/common.c:45 [inline]
set_alloc_info mm/kasan/common.c:433 [inline]
____kasan_kmalloc mm/kasan/common.c:512 [inline]
__kasan_kmalloc+0xda/0x110 mm/kasan/common.c:521
kasan_kmalloc include/linux/kasan.h:227 [inline]
__kmalloc_track_caller+0x13c/0x2c0 mm/slub.c:4954
alloc_dr drivers/base/devres.c:116 [inline]
devm_kmalloc+0x50/0x150 drivers/base/devres.c:824
devm_kzalloc include/linux/device.h:209 [inline]
steam_probe+0x129/0xb10 drivers/hid/hid-steam.c:741
hid_device_probe+0x287/0x380 drivers/hid/hid-core.c:2303
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x285/0x970 drivers/base/dd.c:595
__driver_probe_device+0x198/0x280 drivers/base/dd.c:755
driver_probe_device+0x54/0x3e0 drivers/base/dd.c:785
__device_attach_driver+0x2a6/0x460 drivers/base/dd.c:907
bus_for_each_drv+0x175/0x200 drivers/base/bus.c:429
__device_attach+0x2a2/0x400 drivers/base/dd.c:979
device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:489
device_add+0xb31/0xed0 drivers/base/core.c:3422
hid_add_device+0x356/0x4b0 drivers/hid/hid-core.c:2453
usbhid_probe+0xb2e/0xee0 drivers/hid/usbhid/hid-core.c:1424
usb_probe_interface+0x5ff/0xae0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x285/0x970 drivers/base/dd.c:595
__driver_probe_device+0x198/0x280 drivers/base/dd.c:755
driver_probe_device+0x54/0x3e0 drivers/base/dd.c:785
__device_attach_driver+0x2a6/0x460 drivers/base/dd.c:907
bus_for_each_drv+0x175/0x200 drivers/base/bus.c:429
__device_attach+0x2a2/0x400 drivers/base/dd.c:979
device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:489
device_add+0xb31/0xed0 drivers/base/core.c:3422
usb_set_configuration+0x19c2/0x1f10 drivers/usb/core/message.c:2165
usb_generic_driver_probe+0x91/0x150 drivers/usb/core/generic.c:238
usb_probe_device+0x148/0x260 drivers/usb/core/driver.c:293
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x285/0x970 drivers/base/dd.c:595
__driver_probe_device+0x198/0x280 drivers/base/dd.c:755
driver_probe_device+0x54/0x3e0 drivers/base/dd.c:785
__device_attach_driver+0x2a6/0x460 drivers/base/dd.c:907
bus_for_each_drv+0x175/0x200 drivers/base/bus.c:429
__device_attach+0x2a2/0x400 drivers/base/dd.c:979
device_initial_probe+0x1a/0x20 drivers/base/dd.c:1028
bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:489
device_add+0xb31/0xed0 drivers/base/core.c:3422
usb_new_device+0xd06/0x1620 drivers/usb/core/hub.c:2610
hub_port_connect drivers/usb/core/hub.c:5525 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5665 [inline]
port_event drivers/usb/core/hub.c:5815 [inline]
hub_event+0x27d8/0x42c0 drivers/usb/core/hub.c:5897
process_one_work+0x6be/0xba0 kernel/workqueue.c:2325
worker_thread+0xa59/0x1200 kernel/workqueue.c:2472
kthread+0x411/0x500 kernel/kthread.c:337
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
Freed by task 20:
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track+0x4a/0x70 mm/kasan/common.c:45
kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
____kasan_slab_free+0x125/0x160 mm/kasan/common.c:365
__kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
kasan_slab_free include/linux/kasan.h:193 [inline]
slab_free_hook mm/slub.c:1723 [inline]
slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1749
slab_free mm/slub.c:3521 [inline]
kfree+0xc4/0x270 mm/slub.c:4583
release_nodes+0xe8/0x220 drivers/base/devres.c:501
devres_release_all+0x149/0x1b0 drivers/base/devres.c:530
__device_release_driver drivers/base/dd.c:1231 [inline]
device_release_driver_internal+0x4d0/0x760 drivers/base/dd.c:1262
device_release_driver+0x19/0x20 drivers/base/dd.c:1285
bus_remove_device+0x2dd/0x340 drivers/base/bus.c:531
device_del+0x696/0xe90 drivers/base/core.c:3610
hid_remove_device drivers/hid/hid-core.c:2501 [inline]
hid_destroy_device+0x6a/0x110 drivers/hid/hid-core.c:2520
usbhid_disconnect+0x9f/0xc0 drivers/hid/usbhid/hid-core.c:1451
usb_unbind_interface+0x212/0x8c0 drivers/usb/core/driver.c:458
__device_release_driver drivers/base/dd.c:1229 [inline]
device_release_driver_internal+0x4c1/0x760 drivers/base/dd.c:1262
device_release_driver+0x19/0x20 drivers/base/dd.c:1285
bus_remove_device+0x2dd/0x340 drivers/base/bus.c:531
device_del+0x696/0xe90 drivers/base/core.c:3610
usb_disable_device+0x3a8/0x750 drivers/usb/core/message.c:1414
usb_disconnect+0x31e/0x850 drivers/usb/core/hub.c:2260
hub_port_connect drivers/usb/core/hub.c:5364 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5665 [inline]
port_event drivers/usb/core/hub.c:5815 [inline]
hub_event+0x190c/0x42c0 drivers/usb/core/hub.c:5897
process_one_work+0x6be/0xba0 kernel/workqueue.c:2325
process_scheduled_works kernel/workqueue.c:2388 [inline]
worker_thread+0xd7b/0x1200 kernel/workqueue.c:2474
kthread+0x411/0x500 kernel/kthread.c:337
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
The buggy address belongs to the object at ffff88810bcb4c00
which belongs to the cache kmalloc-512 of size 512
The buggy address is located 80 bytes inside of
512-byte region [ffff88810bcb4c00, ffff88810bcb4e00)
The buggy address belongs to the page:
page:ffffea00042f2d00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10bcb4
head:ffffea00042f2d00 order:2 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 ffffea00042f2c00 0000000200000002 ffff888100042f00
raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 2, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, ts 2597803568, free_ts 2595104757
set_page_owner include/linux/page_owner.h:33 [inline]
post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2605
prep_new_page+0x1c/0x110 mm/page_alloc.c:2611
get_page_from_freelist+0x2cc5/0x2d50 mm/page_alloc.c:4485
__alloc_pages+0x18f/0x440 mm/page_alloc.c:5781
alloc_slab_page mm/slub.c:-1 [inline]
allocate_slab mm/slub.c:1932 [inline]
new_slab+0xa1/0x4d0 mm/slub.c:1995
___slab_alloc+0x381/0x810 mm/slub.c:3028
__slab_alloc+0x49/0x90 mm/slub.c:3115
slab_alloc_node mm/slub.c:3206 [inline]
slab_alloc mm/slub.c:3250 [inline]
__kmalloc_track_caller+0x169/0x2c0 mm/slub.c:4949
kmalloc_reserve net/core/skbuff.c:357 [inline]
__alloc_skb+0x21a/0x740 net/core/skbuff.c:428
alloc_skb include/linux/skbuff.h:1183 [inline]
nlmsg_new include/net/netlink.h:953 [inline]
inet6_netconf_notify_devconf+0xd6/0x190 net/ipv6/addrconf.c:583
__addrconf_sysctl_register+0x365/0x3d0 net/ipv6/addrconf.c:7162
addrconf_sysctl_register+0x147/0x1a0 net/ipv6/addrconf.c:7199
ipv6_add_dev+0xc03/0x1150 net/ipv6/addrconf.c:454
addrconf_notify+0x582/0xde0 net/ipv6/addrconf.c:3599
call_netdevice_notifier net/core/dev.c:1757 [inline]
call_netdevice_register_notifiers net/core/dev.c:1765 [inline]
call_netdevice_register_net_notifiers+0x111/0x440 net/core/dev.c:1795
register_netdevice_notifier+0x100/0x3a0 net/core/dev.c:1846
page last free stack trace:
reset_page_owner include/linux/page_owner.h:26 [inline]
free_pages_prepare mm/page_alloc.c:1472 [inline]
free_pcp_prepare mm/page_alloc.c:1544 [inline]
free_unref_page_prepare+0x542/0x550 mm/page_alloc.c:3534
free_unref_page+0xa2/0x550 mm/page_alloc.c:3616
free_the_page mm/page_alloc.c:805 [inline]
__free_pages+0x6c/0x100 mm/page_alloc.c:5857
free_pages+0x82/0x90 mm/page_alloc.c:5868
__stack_depot_save+0x454/0x480 lib/stackdepot.c:358
kasan_save_stack mm/kasan/common.c:39 [inline]
kasan_set_track mm/kasan/common.c:45 [inline]
set_alloc_info mm/kasan/common.c:433 [inline]
__kasan_slab_alloc+0xcf/0xf0 mm/kasan/common.c:466
kasan_slab_alloc include/linux/kasan.h:217 [inline]
slab_post_alloc_hook+0x4f/0x2b0 mm/slab.h:550
slab_alloc_node mm/slub.c:3240 [inline]
slab_alloc mm/slub.c:3250 [inline]
kmem_cache_alloc+0xf7/0x260 mm/slub.c:3255
kmem_cache_zalloc include/linux/slab.h:737 [inline]
create_cache mm/slab_common.c:254 [inline]
kmem_cache_create_usercopy+0x101/0x2b0 mm/slab_common.c:367
proto_register+0xe0/0x870 net/core/sock.c:3711
inet6_init+0x149/0x620 net/ipv6/af_inet6.c:1095
do_one_initcall+0x17f/0x500 init/main.c:1302
do_initcall_level+0x16f/0x2d0 init/main.c:1375
do_initcalls+0x50/0xa0 init/main.c:1391
do_basic_setup+0x81/0x90 init/main.c:1410
kernel_init_freeable+0x282/0x3c0 init/main.c:1615
Memory state around the buggy address:
ffff88810bcb4b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
ffff88810bcb4b80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
>ffff88810bcb4c00: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88810bcb4c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88810bcb4d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
hid 0003:28DE:1102.0001: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0001: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0001: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0001: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0001: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0017: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0017: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0017: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0017: No HID_FEATURE_REPORT submitted - nothing to read
hid 0003:28DE:1102.0017: No HID_FEATURE_REPORT submitted - nothing to read