Extracting prog: 1m52.560001797s Minimizing prog: 20m26.037384432s Simplifying prog options: 0s Extracting C: 40.068891484s Simplifying C: 18m42.700193053s 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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0xfffffffd, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x3, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000180)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program crashed: WARNING in ieee80211_bss_info_change_notify single: successfully extracted reproducer found reproducer with 7 syscalls minimizing guilty program testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211 detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0xfffffffd, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x3, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000180)={'wlan1\x00'}) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0xfffffffd, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x3, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0xfffffffd, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x3, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000180)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0xfffffffd, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x3, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000180)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, 0x0, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0xfffffffd, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x3, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000180)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_MCAST_RATE(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r1, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: socket$netlink(0x10, 0x3, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000180)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r1, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: sendmsg$netlink(0xffffffffffffffff, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0xfffffffd, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x3, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000180)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r1, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, 0x0, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000180)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, 0x0}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000180)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{0x0}], 0x1}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000180)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x10, 0x10, 0x1, 0x0, 0xfffffffd}, 0x10}], 0x1}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000180)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0xfffffffd, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x3, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000180)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0xfffffffd, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x3, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_MCAST_RATE={0x8, 0x6b, 0xf0}]}, 0x24}}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0xfffffffd, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x3, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000180)={'wlan1\x00'}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, 0x0, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0xfffffffd, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x3, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000180)={'wlan1\x00'}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, &(0x7f0000000380)={0x0, 0x0, 0x0}, 0x0) program did not crash testing program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000006440)={0x0, 0x0, &(0x7f00000063c0)=[{&(0x7f0000000600)={0x34, 0x10, 0x1, 0x0, 0xfffffffd, "", [@typed={0x8, 0x0, 0x0, 0x0, @u32}, @typed={0x8, 0x3, 0x0, 0x0, @uid}, @typed={0x14, 0x1b, 0x0, 0x0, @ipv6=@loopback={0x21}}]}, 0x34}], 0x1}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f00000002c0), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000180)={'wlan1\x00'}) sendmsg$NL80211_CMD_SET_MCAST_RATE(r1, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={0x0}}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=47.212146145s, {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}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify simplifying C reproducer testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify testing compiled C program (duration=47.212146145s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program did not crash testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program did not crash testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify testing compiled C program (duration=47.212146145s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-sendmsg$netlink-socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_MCAST_RATE program crashed: WARNING in ieee80211_bss_info_change_notify reproducing took 41m41.366489415s repro crashed as (corrupted=false): netlink: 'syz-executor321': attribute type 27 has an invalid length. ------------[ cut here ]------------ wlan1: Failed check-sdata-in-driver check, flags: 0x4 WARNING: CPU: 0 PID: 4168 at net/mac80211/driver-ops.h:172 drv_bss_info_changed net/mac80211/driver-ops.h:172 [inline] WARNING: CPU: 0 PID: 4168 at net/mac80211/driver-ops.h:172 ieee80211_bss_info_change_notify+0x37b/0x550 net/mac80211/main.c:212 Modules linked in: CPU: 0 PID: 4168 Comm: syz-executor321 Not tainted 5.15.185-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:drv_bss_info_changed net/mac80211/driver-ops.h:172 [inline] RIP: 0010:ieee80211_bss_info_change_notify+0x37b/0x550 net/mac80211/main.c:212 Code: 53 96 f8 49 8b 84 24 00 06 00 00 49 81 c4 20 06 00 00 48 85 c0 4c 0f 45 e0 48 c7 c7 40 d2 17 8b 4c 89 e6 89 ea e8 15 c1 6f 00 <0f> 0b e9 07 fd ff ff e8 39 db 50 f8 0f 0b e9 b1 fe ff ff e8 2d db RSP: 0018:ffffc90002cef3a0 EFLAGS: 00010246 RAX: 2d71f1a7f56f7800 RBX: 0000000002000000 RCX: ffff88801eb30000 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000004 R08: dffffc0000000000 R09: fffff5200059ddd9 R10: fffff5200059ddd9 R11: 1ffff9200059ddd8 R12: ffff888078b94000 R13: ffff888078b95290 R14: ffff88807ab98da0 R15: ffff888078b96298 FS: 0000555592189380(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000600 CR3: 0000000020553000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_set_mcast_rate+0x3b/0x50 net/mac80211/cfg.c:2601 rdev_set_mcast_rate net/wireless/rdev-ops.h:1212 [inline] nl80211_set_mcast_rate+0x338/0x510 net/wireless/nl80211.c:10462 genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline] genl_family_rcv_msg net/netlink/genetlink.c:775 [inline] genl_rcv_msg+0xbc6/0xf40 net/netlink/genetlink.c:792 netlink_rcv_skb+0x1e0/0x430 net/netlink/af_netlink.c:2489 genl_rcv+0x24/0x40 net/netlink/genetlink.c:803 netlink_unicast_kernel net/netlink/af_netlink.c:1311 [inline] netlink_unicast+0x77c/0x920 net/netlink/af_netlink.c:1337 netlink_sendmsg+0x8ab/0xbc0 net/netlink/af_netlink.c:1905 sock_sendmsg_nosec net/socket.c:704 [inline] __sock_sendmsg net/socket.c:716 [inline] ____sys_sendmsg+0x5a2/0x8c0 net/socket.c:2436 ___sys_sendmsg+0x1f0/0x260 net/socket.c:2490 __sys_sendmsg net/socket.c:2519 [inline] __do_sys_sendmsg net/socket.c:2528 [inline] __se_sys_sendmsg+0x190/0x250 net/socket.c:2526 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: 0033:0x7fd97e6ad0b9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fffa249b2e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd97e6ad0b9 RDX: 0000000000000000 RSI: 0000200000000380 RDI: 0000000000000004 RBP: 0000000000000000 R08: 0000555500000000 R09: 0000555500000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000050012 R15: 0000000000000003 final repro crashed as (corrupted=false): netlink: 'syz-executor321': attribute type 27 has an invalid length. ------------[ cut here ]------------ wlan1: Failed check-sdata-in-driver check, flags: 0x4 WARNING: CPU: 0 PID: 4168 at net/mac80211/driver-ops.h:172 drv_bss_info_changed net/mac80211/driver-ops.h:172 [inline] WARNING: CPU: 0 PID: 4168 at net/mac80211/driver-ops.h:172 ieee80211_bss_info_change_notify+0x37b/0x550 net/mac80211/main.c:212 Modules linked in: CPU: 0 PID: 4168 Comm: syz-executor321 Not tainted 5.15.185-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:drv_bss_info_changed net/mac80211/driver-ops.h:172 [inline] RIP: 0010:ieee80211_bss_info_change_notify+0x37b/0x550 net/mac80211/main.c:212 Code: 53 96 f8 49 8b 84 24 00 06 00 00 49 81 c4 20 06 00 00 48 85 c0 4c 0f 45 e0 48 c7 c7 40 d2 17 8b 4c 89 e6 89 ea e8 15 c1 6f 00 <0f> 0b e9 07 fd ff ff e8 39 db 50 f8 0f 0b e9 b1 fe ff ff e8 2d db RSP: 0018:ffffc90002cef3a0 EFLAGS: 00010246 RAX: 2d71f1a7f56f7800 RBX: 0000000002000000 RCX: ffff88801eb30000 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000004 R08: dffffc0000000000 R09: fffff5200059ddd9 R10: fffff5200059ddd9 R11: 1ffff9200059ddd8 R12: ffff888078b94000 R13: ffff888078b95290 R14: ffff88807ab98da0 R15: ffff888078b96298 FS: 0000555592189380(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000600 CR3: 0000000020553000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_set_mcast_rate+0x3b/0x50 net/mac80211/cfg.c:2601 rdev_set_mcast_rate net/wireless/rdev-ops.h:1212 [inline] nl80211_set_mcast_rate+0x338/0x510 net/wireless/nl80211.c:10462 genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline] genl_family_rcv_msg net/netlink/genetlink.c:775 [inline] genl_rcv_msg+0xbc6/0xf40 net/netlink/genetlink.c:792 netlink_rcv_skb+0x1e0/0x430 net/netlink/af_netlink.c:2489 genl_rcv+0x24/0x40 net/netlink/genetlink.c:803 netlink_unicast_kernel net/netlink/af_netlink.c:1311 [inline] netlink_unicast+0x77c/0x920 net/netlink/af_netlink.c:1337 netlink_sendmsg+0x8ab/0xbc0 net/netlink/af_netlink.c:1905 sock_sendmsg_nosec net/socket.c:704 [inline] __sock_sendmsg net/socket.c:716 [inline] ____sys_sendmsg+0x5a2/0x8c0 net/socket.c:2436 ___sys_sendmsg+0x1f0/0x260 net/socket.c:2490 __sys_sendmsg net/socket.c:2519 [inline] __do_sys_sendmsg net/socket.c:2528 [inline] __se_sys_sendmsg+0x190/0x250 net/socket.c:2526 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: 0033:0x7fd97e6ad0b9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 01 1a 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fffa249b2e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd97e6ad0b9 RDX: 0000000000000000 RSI: 0000200000000380 RDI: 0000000000000004 RBP: 0000000000000000 R08: 0000555500000000 R09: 0000555500000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000050012 R15: 0000000000000003