Extracting prog: 3m38.999218901s Minimizing prog: 1h42m12.735549359s Simplifying prog options: 14m48.923117646s Extracting C: 5m11.803711164s Simplifying C: 0s 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r4 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r3, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r5}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r4 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r3, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r5}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program crashed: WARNING in __ieee80211_beacon_get single: successfully extracted reproducer found reproducer with 10 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211 detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00'}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r3, 0x1, 0x0, 0x0, {{}, {@val={0x8}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r3, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-getpid-sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program crashed: WARNING in __ieee80211_beacon_get testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-getpid-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) getpid() sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r0 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r0 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program crashed: WARNING in __ieee80211_beacon_get testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r0 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program crashed: WARNING in __ieee80211_beacon_get testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: sched_setscheduler(0x0, 0x2, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r0 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program crashed: WARNING in __ieee80211_beacon_get testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: sched_setscheduler(0x0, 0x2, 0x0) sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r0 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: sched_setscheduler(0x0, 0x2, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x2, 0x0) r0 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: sched_setscheduler(0x0, 0x2, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r0 = syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: sched_setscheduler(0x0, 0x2, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r0 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, 0x0) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {{}, {@val={0x8}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: sched_setscheduler(0x0, 0x2, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000003c0)={'wlan1\x00'}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r0, 0x0, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: sched_setscheduler(0x0, 0x2, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000003c0)={'wlan1\x00'}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: sched_setscheduler(0x0, 0x2, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000003c0)={'wlan1\x00'}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}}, 0x40880) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: sched_setscheduler(0x0, 0x2, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r0 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-sendmmsg$unix-recvmmsg-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH detailed listing: executing program 0: sched_setscheduler(0x0, 0x2, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r0 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000003c0)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_CHANNEL_SWITCH(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x994}], @NL80211_ATTR_CH_SWITCH_COUNT={0x8, 0xb7, 0x78}]}, 0x2c}}, 0x40880) program did not crash reproducing took 2h5m52.461613658s repro crashed as (corrupted=false): ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5213 at net/mac80211/tx.c:5040 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5040 [inline] WARNING: CPU: 1 PID: 5213 at net/mac80211/tx.c:5040 __ieee80211_beacon_get+0x1202/0x15c0 net/mac80211/tx.c:5469 Modules linked in: CPU: 1 UID: 0 PID: 5213 Comm: udevd Not tainted 6.12.0-syzkaller-09435-g2c22dc1ee3a1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5040 [inline] RIP: 0010:__ieee80211_beacon_get+0x1202/0x15c0 net/mac80211/tx.c:5469 Code: e8 93 36 54 f6 eb 0d e8 8c 36 54 f6 4c 8b bc 24 98 00 00 00 4c 89 ef e8 9c ab af f6 45 31 ed e9 4c fe ff ff e8 6f 36 54 f6 90 <0f> 0b 90 e9 00 f7 ff ff e8 61 36 54 f6 90 0f 0b 90 e9 e8 f8 ff ff RSP: 0018:ffffc90000a18a00 EFLAGS: 00010246 RAX: ffffffff8b41a661 RBX: 0000000000000000 RCX: ffff88805a589e00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffffffff8b419d5d R09: ffffffff8b419760 R10: 0000000000000003 R11: ffff88805a589e00 R12: ffff888065f96508 R13: ffff88807e987c00 R14: ffff888065f969d8 R15: ffff888065f94d80 FS: 00007f02770f8c80(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb1479a3f98 CR3: 000000005a53a000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_beacon_get_tim+0xb4/0x320 net/mac80211/tx.c:5596 ieee80211_beacon_get include/net/mac80211.h:5632 [inline] mac80211_hwsim_beacon_tx+0x39d/0x850 drivers/net/wireless/virtual/mac80211_hwsim.c:2311 __iterate_interfaces+0x297/0x570 net/mac80211/util.c:775 ieee80211_iterate_active_interfaces_atomic+0xd8/0x170 net/mac80211/util.c:811 mac80211_hwsim_beacon+0xd4/0x1f0 drivers/net/wireless/virtual/mac80211_hwsim.c:2345 __run_hrtimer kernel/time/hrtimer.c:1739 [inline] __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1803 hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1820 handle_softirqs+0x2c5/0x980 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf7/0x220 kernel/softirq.c:655 irq_exit_rcu+0x9/0x30 kernel/softirq.c:671 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:on_stack arch/x86/include/asm/stacktrace.h:58 [inline] RIP: 0010:stack_access_ok arch/x86/kernel/unwind_orc.c:393 [inline] RIP: 0010:deref_stack_reg arch/x86/kernel/unwind_orc.c:403 [inline] RIP: 0010:unwind_next_frame+0xb89/0x22d0 arch/x86/kernel/unwind_orc.c:585 Code: 5c 24 40 49 8b 6d 08 49 8d 5d 10 49 89 df 49 c1 ef 03 43 80 3c 27 00 74 08 48 89 df e8 e0 75 bb 00 4c 8b 74 24 08 4d 8b 66 10 <48> b8 00 00 00 00 00 fc ff df 48 8b 4c 24 20 0f b6 04 01 84 c0 0f RSP: 0018:ffffc900033f6fd0 EFLAGS: 00000246 RAX: 1ffff9200067ee15 RBX: ffffc900033f70b0 RCX: ffffffff9036ec9c RDX: ffffffff90b140a0 RSI: 0000000000000002 RDI: ffffffff81421930 RBP: ffffc900033f0000 R08: 0000000000000001 R09: ffffc900033f7190 R10: ffffc900033f70f0 R11: ffffffff81819f40 R12: ffffc900033f8000 R13: ffffc900033f70a0 R14: ffffc900033f70a0 R15: 1ffff9200067ee16 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:377 [inline] __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:394 kasan_kmalloc include/linux/kasan.h:260 [inline] __do_kmalloc_node mm/slub.c:4283 [inline] __kmalloc_noprof+0x285/0x4c0 mm/slub.c:4295 kmalloc_noprof include/linux/slab.h:905 [inline] kzalloc_noprof include/linux/slab.h:1037 [inline] tomoyo_encode2 security/tomoyo/realpath.c:45 [inline] tomoyo_encode+0x26f/0x540 security/tomoyo/realpath.c:80 tomoyo_realpath_from_path+0x59e/0x5e0 security/tomoyo/realpath.c:283 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_check_open_permission+0x258/0x4f0 security/tomoyo/file.c:771 security_file_open+0xac/0x250 security/security.c:3105 do_dentry_open+0x328/0x1b70 fs/open.c:928 vfs_open+0x3e/0x330 fs/open.c:1075 do_open fs/namei.c:3828 [inline] path_openat+0x2c84/0x3590 fs/namei.c:3987 do_filp_open+0x27f/0x4e0 fs/namei.c:4014 do_sys_openat2+0x13e/0x1d0 fs/open.c:1402 do_sys_open fs/open.c:1417 [inline] __do_sys_openat fs/open.c:1433 [inline] __se_sys_openat fs/open.c:1428 [inline] __x64_sys_openat+0x247/0x2a0 fs/open.c:1428 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0276d169a4 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:00007ffe456dc670 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f0276d169a4 RDX: 0000000000080000 RSI: 00007ffe456dc7a8 RDI: 00000000ffffff9c RBP: 00007ffe456dc7a8 R08: 0000000000000008 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080000 R13: 0000557f36402b42 R14: 0000000000000001 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 5c pop %rsp 1: 24 40 and $0x40,%al 3: 49 8b 6d 08 mov 0x8(%r13),%rbp 7: 49 8d 5d 10 lea 0x10(%r13),%rbx b: 49 89 df mov %rbx,%r15 e: 49 c1 ef 03 shr $0x3,%r15 12: 43 80 3c 27 00 cmpb $0x0,(%r15,%r12,1) 17: 74 08 je 0x21 19: 48 89 df mov %rbx,%rdi 1c: e8 e0 75 bb 00 call 0xbb7601 21: 4c 8b 74 24 08 mov 0x8(%rsp),%r14 26: 4d 8b 66 10 mov 0x10(%r14),%r12 * 2a: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax <-- trapping instruction 31: fc ff df 34: 48 8b 4c 24 20 mov 0x20(%rsp),%rcx 39: 0f b6 04 01 movzbl (%rcx,%rax,1),%eax 3d: 84 c0 test %al,%al 3f: 0f .byte 0xf final repro crashed as (corrupted=false): ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5213 at net/mac80211/tx.c:5040 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5040 [inline] WARNING: CPU: 1 PID: 5213 at net/mac80211/tx.c:5040 __ieee80211_beacon_get+0x1202/0x15c0 net/mac80211/tx.c:5469 Modules linked in: CPU: 1 UID: 0 PID: 5213 Comm: udevd Not tainted 6.12.0-syzkaller-09435-g2c22dc1ee3a1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5040 [inline] RIP: 0010:__ieee80211_beacon_get+0x1202/0x15c0 net/mac80211/tx.c:5469 Code: e8 93 36 54 f6 eb 0d e8 8c 36 54 f6 4c 8b bc 24 98 00 00 00 4c 89 ef e8 9c ab af f6 45 31 ed e9 4c fe ff ff e8 6f 36 54 f6 90 <0f> 0b 90 e9 00 f7 ff ff e8 61 36 54 f6 90 0f 0b 90 e9 e8 f8 ff ff RSP: 0018:ffffc90000a18a00 EFLAGS: 00010246 RAX: ffffffff8b41a661 RBX: 0000000000000000 RCX: ffff88805a589e00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000 RBP: dffffc0000000000 R08: ffffffff8b419d5d R09: ffffffff8b419760 R10: 0000000000000003 R11: ffff88805a589e00 R12: ffff888065f96508 R13: ffff88807e987c00 R14: ffff888065f969d8 R15: ffff888065f94d80 FS: 00007f02770f8c80(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb1479a3f98 CR3: 000000005a53a000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_beacon_get_tim+0xb4/0x320 net/mac80211/tx.c:5596 ieee80211_beacon_get include/net/mac80211.h:5632 [inline] mac80211_hwsim_beacon_tx+0x39d/0x850 drivers/net/wireless/virtual/mac80211_hwsim.c:2311 __iterate_interfaces+0x297/0x570 net/mac80211/util.c:775 ieee80211_iterate_active_interfaces_atomic+0xd8/0x170 net/mac80211/util.c:811 mac80211_hwsim_beacon+0xd4/0x1f0 drivers/net/wireless/virtual/mac80211_hwsim.c:2345 __run_hrtimer kernel/time/hrtimer.c:1739 [inline] __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1803 hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1820 handle_softirqs+0x2c5/0x980 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf7/0x220 kernel/softirq.c:655 irq_exit_rcu+0x9/0x30 kernel/softirq.c:671 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:on_stack arch/x86/include/asm/stacktrace.h:58 [inline] RIP: 0010:stack_access_ok arch/x86/kernel/unwind_orc.c:393 [inline] RIP: 0010:deref_stack_reg arch/x86/kernel/unwind_orc.c:403 [inline] RIP: 0010:unwind_next_frame+0xb89/0x22d0 arch/x86/kernel/unwind_orc.c:585 Code: 5c 24 40 49 8b 6d 08 49 8d 5d 10 49 89 df 49 c1 ef 03 43 80 3c 27 00 74 08 48 89 df e8 e0 75 bb 00 4c 8b 74 24 08 4d 8b 66 10 <48> b8 00 00 00 00 00 fc ff df 48 8b 4c 24 20 0f b6 04 01 84 c0 0f RSP: 0018:ffffc900033f6fd0 EFLAGS: 00000246 RAX: 1ffff9200067ee15 RBX: ffffc900033f70b0 RCX: ffffffff9036ec9c RDX: ffffffff90b140a0 RSI: 0000000000000002 RDI: ffffffff81421930 RBP: ffffc900033f0000 R08: 0000000000000001 R09: ffffc900033f7190 R10: ffffc900033f70f0 R11: ffffffff81819f40 R12: ffffc900033f8000 R13: ffffc900033f70a0 R14: ffffc900033f70a0 R15: 1ffff9200067ee16 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:377 [inline] __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:394 kasan_kmalloc include/linux/kasan.h:260 [inline] __do_kmalloc_node mm/slub.c:4283 [inline] __kmalloc_noprof+0x285/0x4c0 mm/slub.c:4295 kmalloc_noprof include/linux/slab.h:905 [inline] kzalloc_noprof include/linux/slab.h:1037 [inline] tomoyo_encode2 security/tomoyo/realpath.c:45 [inline] tomoyo_encode+0x26f/0x540 security/tomoyo/realpath.c:80 tomoyo_realpath_from_path+0x59e/0x5e0 security/tomoyo/realpath.c:283 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_check_open_permission+0x258/0x4f0 security/tomoyo/file.c:771 security_file_open+0xac/0x250 security/security.c:3105 do_dentry_open+0x328/0x1b70 fs/open.c:928 vfs_open+0x3e/0x330 fs/open.c:1075 do_open fs/namei.c:3828 [inline] path_openat+0x2c84/0x3590 fs/namei.c:3987 do_filp_open+0x27f/0x4e0 fs/namei.c:4014 do_sys_openat2+0x13e/0x1d0 fs/open.c:1402 do_sys_open fs/open.c:1417 [inline] __do_sys_openat fs/open.c:1433 [inline] __se_sys_openat fs/open.c:1428 [inline] __x64_sys_openat+0x247/0x2a0 fs/open.c:1428 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0276d169a4 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:00007ffe456dc670 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f0276d169a4 RDX: 0000000000080000 RSI: 00007ffe456dc7a8 RDI: 00000000ffffff9c RBP: 00007ffe456dc7a8 R08: 0000000000000008 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080000 R13: 0000557f36402b42 R14: 0000000000000001 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 5c pop %rsp 1: 24 40 and $0x40,%al 3: 49 8b 6d 08 mov 0x8(%r13),%rbp 7: 49 8d 5d 10 lea 0x10(%r13),%rbx b: 49 89 df mov %rbx,%r15 e: 49 c1 ef 03 shr $0x3,%r15 12: 43 80 3c 27 00 cmpb $0x0,(%r15,%r12,1) 17: 74 08 je 0x21 19: 48 89 df mov %rbx,%rdi 1c: e8 e0 75 bb 00 call 0xbb7601 21: 4c 8b 74 24 08 mov 0x8(%rsp),%r14 26: 4d 8b 66 10 mov 0x10(%r14),%r12 * 2a: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax <-- trapping instruction 31: fc ff df 34: 48 8b 4c 24 20 mov 0x20(%rsp),%rcx 39: 0f b6 04 01 movzbl (%rcx,%rax,1),%eax 3d: 84 c0 test %al,%al 3f: 0f .byte 0xf