Extracting prog: 2m12.507659362s
Minimizing prog: 18m40.327237996s
Simplifying prog options: 0s
Extracting C: 45.164693015s
Simplifying C: 9m4.579492928s


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:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x80, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x4c, 0x51, 0x0, 0x1, [{0x2c, 0x0, 0x0, 0x1, [@NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT={0x4}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_DATA_WEP104={0x11, 0x1, "40fd2cad9ee68885bce3d1518e"}]}, {0x1c, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "8a6a3d172e"}, @NL80211_KEY_IDX={0x5, 0x2, 0x1}, @NL80211_KEY_DEFAULT={0x4}]}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program crashed: KASAN: slab-out-of-bounds Write in copy_to_urb
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x80, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x4c, 0x51, 0x0, 0x1, [{0x2c, 0x0, 0x0, 0x1, [@NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT={0x4}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_DATA_WEP104={0x11, 0x1, "40fd2cad9ee68885bce3d1518e"}]}, {0x1c, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "8a6a3d172e"}, @NL80211_KEY_IDX={0x5, 0x2, 0x1}, @NL80211_KEY_DEFAULT={0x4}]}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x80, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x4c, 0x51, 0x0, 0x1, [{0x2c, 0x0, 0x0, 0x1, [@NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT={0x4}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_DATA_WEP104={0x11, 0x1, "40fd2cad9ee68885bce3d1518e"}]}, {0x1c, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "8a6a3d172e"}, @NL80211_KEY_IDX={0x5, 0x2, 0x1}, @NL80211_KEY_DEFAULT={0x4}]}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
write$P9_RVERSION(0xffffffffffffffff, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x80, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x4c, 0x51, 0x0, 0x1, [{0x2c, 0x0, 0x0, 0x1, [@NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT={0x4}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_DATA_WEP104={0x11, 0x1, "40fd2cad9ee68885bce3d1518e"}]}, {0x1c, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "8a6a3d172e"}, @NL80211_KEY_IDX={0x5, 0x2, 0x1}, @NL80211_KEY_DEFAULT={0x4}]}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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$audion-write$P9_RVERSION
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, 0x0, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={0x0}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x1c, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}}, 0x1c}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x68, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x34, 0x51, 0x0, 0x1, [{0x2c, 0x0, 0x0, 0x1, [@NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT={0x4}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_DATA_WEP104={0x11, 0x1, "40fd2cad9ee68885bce3d1518e"}]}, {0x4}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x58, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x24, 0x51, 0x0, 0x1, [{0x4}, {0x1c, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "8a6a3d172e"}, @NL80211_KEY_IDX={0x5, 0x2, 0x1}, @NL80211_KEY_DEFAULT={0x4}]}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x80, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x4c, 0x51, 0x0, 0x1, [{0x2c, 0x0, 0x0, 0x1, [@NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT={0x4}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_DATA_WEP104={0x11, 0x1, "40fd2cad9ee68885bce3d1518e"}]}, {0x1c, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "8a6a3d172e"}, @NL80211_KEY_IDX={0x5, 0x2, 0x1}, @NL80211_KEY_DEFAULT={0x4}]}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, 0x0, 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x80, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x4c, 0x51, 0x0, 0x1, [{0x2c, 0x0, 0x0, 0x1, [@NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT={0x4}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_DATA_WEP104={0x11, 0x1, "40fd2cad9ee68885bce3d1518e"}]}, {0x1c, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "8a6a3d172e"}, @NL80211_KEY_IDX={0x5, 0x2, 0x1}, @NL80211_KEY_DEFAULT={0x4}]}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x80, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x4c, 0x51, 0x0, 0x1, [{0x2c, 0x0, 0x0, 0x1, [@NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT={0x4}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_DATA_WEP104={0x11, 0x1, "40fd2cad9ee68885bce3d1518e"}]}, {0x1c, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "8a6a3d172e"}, @NL80211_KEY_IDX={0x5, 0x2, 0x1}, @NL80211_KEY_DEFAULT={0x4}]}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(0x0, 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program did not crash
testing program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x80, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x4c, 0x51, 0x0, 0x1, [{0x2c, 0x0, 0x0, 0x1, [@NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT={0x4}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_DATA_WEP104={0x11, 0x1, "40fd2cad9ee68885bce3d1518e"}]}, {0x1c, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "8a6a3d172e"}, @NL80211_KEY_IDX={0x5, 0x2, 0x1}, @NL80211_KEY_DEFAULT={0x4}]}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, 0x0, 0x5ce)

program did not crash
extracting C reproducer
testing compiled C program (duration=47.19574534s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
program crashed: KASAN: slab-out-of-bounds Write in copy_to_urb
simplifying C reproducer
testing compiled C program (duration=47.19574534s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
program crashed: KASAN: slab-out-of-bounds Write in copy_to_urb
testing compiled C program (duration=47.19574534s, {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: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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
program crashed: KASAN: slab-out-of-bounds Write in copy_to_urb
testing compiled C program (duration=47.19574534s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
program crashed: KASAN: slab-out-of-bounds Write in copy_to_urb
testing compiled C program (duration=47.19574534s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
program crashed: KASAN: slab-out-of-bounds Write in copy_to_urb
testing compiled C program (duration=47.19574534s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
program crashed: KASAN: slab-out-of-bounds Write in copy_to_urb
testing compiled C program (duration=47.19574534s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
program crashed: KASAN: slab-out-of-bounds Write in copy_to_urb
testing compiled C program (duration=47.19574534s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
program crashed: KASAN: slab-out-of-bounds Write in copy_to_urb
testing program (duration=47.19574534s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x80, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x4c, 0x51, 0x0, 0x1, [{0x2c, 0x0, 0x0, 0x1, [@NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT={0x4}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_DATA_WEP104={0x11, 0x1, "40fd2cad9ee68885bce3d1518e"}]}, {0x1c, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "8a6a3d172e"}, @NL80211_KEY_IDX={0x5, 0x2, 0x1}, @NL80211_KEY_DEFAULT={0x4}]}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program crashed: KASAN: slab-out-of-bounds Write in copy_to_urb
validation run: crashed=true
testing program (duration=47.19574534s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x80, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x4c, 0x51, 0x0, 0x1, [{0x2c, 0x0, 0x0, 0x1, [@NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT={0x4}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_DATA_WEP104={0x11, 0x1, "40fd2cad9ee68885bce3d1518e"}]}, {0x1c, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "8a6a3d172e"}, @NL80211_KEY_IDX={0x5, 0x2, 0x1}, @NL80211_KEY_DEFAULT={0x4}]}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program crashed: KASAN: slab-out-of-bounds Write in copy_to_urb
validation run: crashed=true
testing program (duration=47.19574534s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$NL80211_CMD_JOIN_IBSS-syz_usb_connect-syz_open_dev$audion-write$P9_RVERSION
detailed listing:
executing program 0:
sendmsg$NL80211_CMD_JOIN_IBSS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000009c0)={0x80, 0x0, 0x101, 0x70bd2a, 0x80000, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_PRIVACY={0x4}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x143c}], @NL80211_ATTR_KEYS={0x4c, 0x51, 0x0, 0x1, [{0x2c, 0x0, 0x0, 0x1, [@NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT={0x4}, @NL80211_KEY_IDX={0x5, 0x2, 0x3}, @NL80211_KEY_DATA_WEP104={0x11, 0x1, "40fd2cad9ee68885bce3d1518e"}]}, {0x1c, 0x0, 0x0, 0x1, [@NL80211_KEY_DATA_WEP40={0x9, 0x1, "8a6a3d172e"}, @NL80211_KEY_IDX={0x5, 0x2, 0x1}, @NL80211_KEY_DEFAULT={0x4}]}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x80}, 0x4804)
syz_usb_connect(0x2, 0x2d, &(0x7f0000000a00)=ANY=[@ANYBLOB="120100000c9768405e0483020b9901e4020109021b000100000000090400fb015c291d00090509"], 0x0)
r0 = syz_open_dev$audion(&(0x7f0000000000), 0x3, 0x1)
write$P9_RVERSION(r0, &(0x7f0000000e00)=ANY=[@ANYBLOB], 0x5ce)

program crashed: KASAN: slab-out-of-bounds Write in copy_to_urb
validation run: crashed=true
reproducing took 34m57.345402599s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-out-of-bounds in copy_to_urb+0x261/0x460 sound/usb/pcm.c:1487
Write of size 264 at addr ffff88806e69a380 by task syz.0.17/6054

CPU: 1 UID: 0 PID: 6054 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:378 [inline]
 print_report+0xca/0x240 mm/kasan/report.c:482
 kasan_report+0x118/0x150 mm/kasan/report.c:595
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x2b0/0x2c0 mm/kasan/generic.c:200
 __asan_memcpy+0x40/0x70 mm/kasan/shadow.c:106
 copy_to_urb+0x261/0x460 sound/usb/pcm.c:1487
 prepare_playback_urb+0x953/0x13d0 sound/usb/pcm.c:1611
 prepare_outbound_urb+0x377/0xc50 sound/usb/endpoint.c:333
 snd_usb_endpoint_start+0x4db/0x1530 sound/usb/endpoint.c:1591
 start_endpoints+0xa1/0x280 sound/usb/pcm.c:291
 snd_usb_substream_playback_trigger+0x3e0/0x830 sound/usb/pcm.c:1711
 snd_pcm_do_start+0xb7/0x180 sound/core/pcm_native.c:1454
 snd_pcm_action_single sound/core/pcm_native.c:1310 [inline]
 snd_pcm_action+0xe7/0x240 sound/core/pcm_native.c:1393
 __snd_pcm_lib_xfer+0x1762/0x1d00 sound/core/pcm_lib.c:2405
 snd_pcm_oss_write3+0x1bc/0x350 sound/core/oss/pcm_oss.c:1241
 snd_pcm_plug_write_transfer+0x2cb/0x4c0 sound/core/oss/pcm_plugin.c:630
 snd_pcm_oss_write2 sound/core/oss/pcm_oss.c:1373 [inline]
 snd_pcm_oss_write1 sound/core/oss/pcm_oss.c:1439 [inline]
 snd_pcm_oss_write+0xa2b/0xf20 sound/core/oss/pcm_oss.c:2794
 vfs_write+0x27e/0xb30 fs/read_write.c:684
 ksys_write+0x145/0x250 fs/read_write.c:738
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f59ec58efc9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd0d7f4958 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f59ec7e5fa0 RCX: 00007f59ec58efc9
RDX: 00000000000005ce RSI: 0000200000000e00 RDI: 0000000000000004
RBP: 00007f59ec611f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f59ec7e5fa0 R14: 00007f59ec7e5fa0 R15: 0000000000000003
 </TASK>

Allocated by task 6054:
 kasan_save_stack mm/kasan/common.c:56 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
 poison_kmalloc_redzone mm/kasan/common.c:397 [inline]
 __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:414
 kasan_kmalloc include/linux/kasan.h:262 [inline]
 __do_kmalloc_node mm/slub.c:5650 [inline]
 __kmalloc_noprof+0x41d/0x800 mm/slub.c:5662
 data_ep_set_params sound/usb/endpoint.c:1242 [inline]
 snd_usb_endpoint_set_params+0x1597/0x29c0 sound/usb/endpoint.c:1374
 snd_usb_hw_params+0xb12/0x12e0 sound/usb/pcm.c:576
 snd_pcm_hw_params+0x89d/0x1d30 sound/core/pcm_native.c:804
 snd_pcm_oss_change_params_locked+0x21cd/0x3f70 sound/core/oss/pcm_oss.c:965
 snd_pcm_oss_make_ready_locked+0x7d/0x300 sound/core/oss/pcm_oss.c:1186
 snd_pcm_oss_write1 sound/core/oss/pcm_oss.c:1404 [inline]
 snd_pcm_oss_write+0x281/0xf20 sound/core/oss/pcm_oss.c:2794
 vfs_write+0x27e/0xb30 fs/read_write.c:684
 ksys_write+0x145/0x250 fs/read_write.c:738
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff88806e69a380
 which belongs to the cache kmalloc-64 of size 64
The buggy address is located 0 bytes inside of
 allocated 54-byte region [ffff88806e69a380, ffff88806e69a3b6)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x6e69a
anon flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000000 ffff88801b0268c0 0000000000000000 0000000000000001
raw: 0000000000000000 0000000000200020 00000000f5000000 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 5855, tgid 5855 (modprobe), ts 79184011870, free_ts 74616955267
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x240/0x2a0 mm/page_alloc.c:1851
 prep_new_page mm/page_alloc.c:1859 [inline]
 get_page_from_freelist+0x2365/0x2440 mm/page_alloc.c:3920
 __alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:5214
 alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2479
 alloc_slab_page mm/slub.c:3063 [inline]
 allocate_slab+0x96/0x350 mm/slub.c:3236
 new_slab mm/slub.c:3290 [inline]
 ___slab_alloc+0xe94/0x18a0 mm/slub.c:4659
 __slab_alloc+0x65/0x100 mm/slub.c:4778
 __slab_alloc_node mm/slub.c:4854 [inline]
 slab_alloc_node mm/slub.c:5276 [inline]
 __do_kmalloc_node mm/slub.c:5649 [inline]
 __kmalloc_noprof+0x47d/0x800 mm/slub.c:5662
 kmalloc_noprof include/linux/slab.h:961 [inline]
 kzalloc_noprof include/linux/slab.h:1094 [inline]
 tomoyo_encode2 security/tomoyo/realpath.c:45 [inline]
 tomoyo_encode+0x28b/0x550 security/tomoyo/realpath.c:80
 tomoyo_realpath_from_path+0x58d/0x5d0 security/tomoyo/realpath.c:283
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_check_open_permission+0x1c1/0x3b0 security/tomoyo/file.c:771
 security_file_open+0xb1/0x270 security/security.c:2636
 do_dentry_open+0x384/0x13f0 fs/open.c:942
 vfs_open+0x3b/0x340 fs/open.c:1097
 do_open fs/namei.c:3975 [inline]
 path_openat+0x2ee5/0x3830 fs/namei.c:4134
 do_filp_open+0x1fa/0x410 fs/namei.c:4161
page last free pid 5831 tgid 5831 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1395 [inline]
 __free_frozen_pages+0xbc8/0xd30 mm/page_alloc.c:2948
 vfree+0x25a/0x400 mm/vmalloc.c:3467
 kcov_put kernel/kcov.c:439 [inline]
 kcov_close+0x28/0x50 kernel/kcov.c:535
 __fput+0x44c/0xa70 fs/file_table.c:468
 fput_close_sync+0x119/0x200 fs/file_table.c:573
 __do_sys_close fs/open.c:1589 [inline]
 __se_sys_close fs/open.c:1574 [inline]
 __x64_sys_close+0x7f/0x110 fs/open.c:1574
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Memory state around the buggy address:
 ffff88806e69a280: 00 00 00 00 00 00 06 fc fc fc fc fc fc fc fc fc
 ffff88806e69a300: 00 00 00 00 00 00 06 fc fc fc fc fc fc fc fc fc
>ffff88806e69a380: 00 00 00 00 00 00 06 fc fc fc fc fc fc fc fc fc
                                     ^
 ffff88806e69a400: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc
 ffff88806e69a480: 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc
==================================================================

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: slab-out-of-bounds in copy_to_urb+0x261/0x460 sound/usb/pcm.c:1487
Write of size 264 at addr ffff88806e69a380 by task syz.0.17/6054

CPU: 1 UID: 0 PID: 6054 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:378 [inline]
 print_report+0xca/0x240 mm/kasan/report.c:482
 kasan_report+0x118/0x150 mm/kasan/report.c:595
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x2b0/0x2c0 mm/kasan/generic.c:200
 __asan_memcpy+0x40/0x70 mm/kasan/shadow.c:106
 copy_to_urb+0x261/0x460 sound/usb/pcm.c:1487
 prepare_playback_urb+0x953/0x13d0 sound/usb/pcm.c:1611
 prepare_outbound_urb+0x377/0xc50 sound/usb/endpoint.c:333
 snd_usb_endpoint_start+0x4db/0x1530 sound/usb/endpoint.c:1591
 start_endpoints+0xa1/0x280 sound/usb/pcm.c:291
 snd_usb_substream_playback_trigger+0x3e0/0x830 sound/usb/pcm.c:1711
 snd_pcm_do_start+0xb7/0x180 sound/core/pcm_native.c:1454
 snd_pcm_action_single sound/core/pcm_native.c:1310 [inline]
 snd_pcm_action+0xe7/0x240 sound/core/pcm_native.c:1393
 __snd_pcm_lib_xfer+0x1762/0x1d00 sound/core/pcm_lib.c:2405
 snd_pcm_oss_write3+0x1bc/0x350 sound/core/oss/pcm_oss.c:1241
 snd_pcm_plug_write_transfer+0x2cb/0x4c0 sound/core/oss/pcm_plugin.c:630
 snd_pcm_oss_write2 sound/core/oss/pcm_oss.c:1373 [inline]
 snd_pcm_oss_write1 sound/core/oss/pcm_oss.c:1439 [inline]
 snd_pcm_oss_write+0xa2b/0xf20 sound/core/oss/pcm_oss.c:2794
 vfs_write+0x27e/0xb30 fs/read_write.c:684
 ksys_write+0x145/0x250 fs/read_write.c:738
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f59ec58efc9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd0d7f4958 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f59ec7e5fa0 RCX: 00007f59ec58efc9
RDX: 00000000000005ce RSI: 0000200000000e00 RDI: 0000000000000004
RBP: 00007f59ec611f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f59ec7e5fa0 R14: 00007f59ec7e5fa0 R15: 0000000000000003
 </TASK>

Allocated by task 6054:
 kasan_save_stack mm/kasan/common.c:56 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:77
 poison_kmalloc_redzone mm/kasan/common.c:397 [inline]
 __kasan_kmalloc+0x93/0xb0 mm/kasan/common.c:414
 kasan_kmalloc include/linux/kasan.h:262 [inline]
 __do_kmalloc_node mm/slub.c:5650 [inline]
 __kmalloc_noprof+0x41d/0x800 mm/slub.c:5662
 data_ep_set_params sound/usb/endpoint.c:1242 [inline]
 snd_usb_endpoint_set_params+0x1597/0x29c0 sound/usb/endpoint.c:1374
 snd_usb_hw_params+0xb12/0x12e0 sound/usb/pcm.c:576
 snd_pcm_hw_params+0x89d/0x1d30 sound/core/pcm_native.c:804
 snd_pcm_oss_change_params_locked+0x21cd/0x3f70 sound/core/oss/pcm_oss.c:965
 snd_pcm_oss_make_ready_locked+0x7d/0x300 sound/core/oss/pcm_oss.c:1186
 snd_pcm_oss_write1 sound/core/oss/pcm_oss.c:1404 [inline]
 snd_pcm_oss_write+0x281/0xf20 sound/core/oss/pcm_oss.c:2794
 vfs_write+0x27e/0xb30 fs/read_write.c:684
 ksys_write+0x145/0x250 fs/read_write.c:738
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff88806e69a380
 which belongs to the cache kmalloc-64 of size 64
The buggy address is located 0 bytes inside of
 allocated 54-byte region [ffff88806e69a380, ffff88806e69a3b6)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x6e69a
anon flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000000 ffff88801b0268c0 0000000000000000 0000000000000001
raw: 0000000000000000 0000000000200020 00000000f5000000 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 5855, tgid 5855 (modprobe), ts 79184011870, free_ts 74616955267
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x240/0x2a0 mm/page_alloc.c:1851
 prep_new_page mm/page_alloc.c:1859 [inline]
 get_page_from_freelist+0x2365/0x2440 mm/page_alloc.c:3920
 __alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:5214
 alloc_pages_mpol+0x232/0x4a0 mm/mempolicy.c:2479
 alloc_slab_page mm/slub.c:3063 [inline]
 allocate_slab+0x96/0x350 mm/slub.c:3236
 new_slab mm/slub.c:3290 [inline]
 ___slab_alloc+0xe94/0x18a0 mm/slub.c:4659
 __slab_alloc+0x65/0x100 mm/slub.c:4778
 __slab_alloc_node mm/slub.c:4854 [inline]
 slab_alloc_node mm/slub.c:5276 [inline]
 __do_kmalloc_node mm/slub.c:5649 [inline]
 __kmalloc_noprof+0x47d/0x800 mm/slub.c:5662
 kmalloc_noprof include/linux/slab.h:961 [inline]
 kzalloc_noprof include/linux/slab.h:1094 [inline]
 tomoyo_encode2 security/tomoyo/realpath.c:45 [inline]
 tomoyo_encode+0x28b/0x550 security/tomoyo/realpath.c:80
 tomoyo_realpath_from_path+0x58d/0x5d0 security/tomoyo/realpath.c:283
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_check_open_permission+0x1c1/0x3b0 security/tomoyo/file.c:771
 security_file_open+0xb1/0x270 security/security.c:2636
 do_dentry_open+0x384/0x13f0 fs/open.c:942
 vfs_open+0x3b/0x340 fs/open.c:1097
 do_open fs/namei.c:3975 [inline]
 path_openat+0x2ee5/0x3830 fs/namei.c:4134
 do_filp_open+0x1fa/0x410 fs/namei.c:4161
page last free pid 5831 tgid 5831 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1395 [inline]
 __free_frozen_pages+0xbc8/0xd30 mm/page_alloc.c:2948
 vfree+0x25a/0x400 mm/vmalloc.c:3467
 kcov_put kernel/kcov.c:439 [inline]
 kcov_close+0x28/0x50 kernel/kcov.c:535
 __fput+0x44c/0xa70 fs/file_table.c:468
 fput_close_sync+0x119/0x200 fs/file_table.c:573
 __do_sys_close fs/open.c:1589 [inline]
 __se_sys_close fs/open.c:1574 [inline]
 __x64_sys_close+0x7f/0x110 fs/open.c:1574
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Memory state around the buggy address:
 ffff88806e69a280: 00 00 00 00 00 00 06 fc fc fc fc fc fc fc fc fc
 ffff88806e69a300: 00 00 00 00 00 00 06 fc fc fc fc fc fc fc fc fc
>ffff88806e69a380: 00 00 00 00 00 00 06 fc fc fc fc fc fc fc fc fc
                                     ^
 ffff88806e69a400: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc
 ffff88806e69a480: 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc
==================================================================