Extracting prog: 2m15.748179297s
Minimizing prog: 26m21.188896384s
Simplifying prog options: 2m42.784820251s
Extracting C: 1m20.104733757s
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, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff)
r4 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r5=>0x0})
sendmsg$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=1m7.777980796s, {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$sock_SIOCGIFINDEX_80211
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
syz_genetlink_get_family_id$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=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = syz_genetlink_get_family_id$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=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = syz_genetlink_get_family_id$nl80211(&(0x7f00000014c0), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r4=>0x0})
sendmsg$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=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r4=>0x0})
sendmsg$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 crashed: WARNING in ip6mr_free_table
testing program (duration=1m7.777980796s, {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-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmmsg$unix(r1, &(0x7f00000bd000), 0x400005b, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r3=>0x0})
sendmsg$NL80211_CMD_CHANNEL_SWITCH(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, 0x0, 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 did not crash
testing program (duration=1m7.777980796s, {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$unix-recvmmsg-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff})
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r3=>0x0})
sendmsg$NL80211_CMD_CHANNEL_SWITCH(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, 0x0, 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 did not crash
testing program (duration=1m7.777980796s, {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$unix-recvmmsg-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r2=>0x0})
sendmsg$NL80211_CMD_CHANNEL_SWITCH(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, 0x0, 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=1m7.777980796s, {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-socketpair$unix-sendmmsg$unix-recvmmsg-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
getpid()
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmmsg$unix(r1, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r3=>0x0})
sendmsg$NL80211_CMD_CHANNEL_SWITCH(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, 0x0, 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 did not crash
testing program (duration=1m7.777980796s, {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-socketpair$unix-sendmmsg$unix-recvmmsg-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmmsg$unix(r1, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r3=>0x0})
sendmsg$NL80211_CMD_CHANNEL_SWITCH(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, 0x0, 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 did not crash
testing program (duration=1m7.777980796s, {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}}): getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r4=>0x0})
sendmsg$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=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r4=>0x0})
sendmsg$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=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r4=>0x0})
sendmsg$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=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmmsg$unix(0xffffffffffffffff, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r2=>0x0})
sendmsg$NL80211_CMD_CHANNEL_SWITCH(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, 0x0, 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=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, 0x0, 0x0, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r4=>0x0})
sendmsg$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=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, 0x0, 0x0, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r4=>0x0})
sendmsg$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=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, 0x0)
sendmsg$NL80211_CMD_CHANNEL_SWITCH(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)={0x2c, 0x0, 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=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00'})
sendmsg$NL80211_CMD_CHANNEL_SWITCH(r3, 0x0, 0x40880)

program did not crash
testing program (duration=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00'})
sendmsg$NL80211_CMD_CHANNEL_SWITCH(r3, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x40880)

program did not crash
testing program (duration=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00'})
sendmsg$NL80211_CMD_CHANNEL_SWITCH(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={0x0}}, 0x40880)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m7.777980796s, {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$NL80211_CMD_CHANNEL_SWITCH
program did not crash
simplifying guilty program options
testing program (duration=1m7.777980796s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-getpid-sched_setscheduler-socketpair$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, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r4=>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=1m7.777980796s, {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}}): prlimit64-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_CHANNEL_SWITCH
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8d}, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x5)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmmsg$unix(r2, &(0x7f00000bd000), 0x400005b, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f00000003c0)={'wlan1\x00', <r4=>0x0})
sendmsg$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
reproducing took 32m39.826650498s
repro crashed as (corrupted=false):
percpu: allocation failed, size=32 align=4 atomic=1, atomic alloc failed, no space left
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5847 at net/ipv6/ip6mr.c:419 ip6mr_free_table+0xbd/0x120 net/ipv6/ip6mr.c:419
Modules linked in:
CPU: 0 UID: 0 PID: 5847 Comm: syz-executor Not tainted 6.13.0-rc1-syzkaller-00036-g5076001689e4 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:ip6mr_free_table+0xbd/0x120 net/ipv6/ip6mr.c:419
Code: 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 58 49 83 bc 24 c0 0e 00 00 00 74 09 e8 f4 c6 af f7 90 <0f> 0b 90 e8 eb c6 af f7 48 8d 7b 38 e8 52 87 9c f7 48 89 df be 0f
RSP: 0018:ffffc90004aafbd8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88805ee90000 RCX: ffffffff89ea3ee4
RDX: ffff88803095c880 RSI: ffffffff89ea3f1c RDI: ffff88805f5f4b40
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffff88805f5f3c80
R13: ffff88805ee90000 R14: ffff88805ee90008 R15: dead000000000100
FS:  0000555587e84500(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6aa292b2a0 CR3: 0000000035516000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ip6mr_rules_exit+0x176/0x2d0 net/ipv6/ip6mr.c:283
 ip6mr_net_exit_batch+0x53/0xa0 net/ipv6/ip6mr.c:1388
 ops_exit_list+0x128/0x180 net/core/net_namespace.c:177
 setup_net+0x4fe/0x860 net/core/net_namespace.c:394
 copy_net_ns+0x2b4/0x6b0 net/core/net_namespace.c:500
 create_new_namespaces+0x3ea/0xad0 kernel/nsproxy.c:110
 unshare_nsproxy_namespaces+0xc0/0x1f0 kernel/nsproxy.c:228
 ksys_unshare+0x45d/0xa40 kernel/fork.c:3334
 __do_sys_unshare kernel/fork.c:3405 [inline]
 __se_sys_unshare kernel/fork.c:3403 [inline]
 __x64_sys_unshare+0x31/0x40 kernel/fork.c:3403
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f836a981717
Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 10 01 00 00 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:00007f836ac6ffa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 00007f836a9f5158 RCX: 00007f836a981717
RDX: 0000000000000006 RSI: 00007f836ac6fad0 RDI: 0000000040000000
RBP: 0000000000000000 R08: 0000000000000003 R09: 00007f836ac6f8d7
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdbe7bc750
R13: 00007ffdbe7bc758 R14: 0000000000000009 R15: 0000000000000000
 </TASK>

final repro crashed as (corrupted=false):
percpu: allocation failed, size=32 align=4 atomic=1, atomic alloc failed, no space left
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5847 at net/ipv6/ip6mr.c:419 ip6mr_free_table+0xbd/0x120 net/ipv6/ip6mr.c:419
Modules linked in:
CPU: 0 UID: 0 PID: 5847 Comm: syz-executor Not tainted 6.13.0-rc1-syzkaller-00036-g5076001689e4 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:ip6mr_free_table+0xbd/0x120 net/ipv6/ip6mr.c:419
Code: 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 58 49 83 bc 24 c0 0e 00 00 00 74 09 e8 f4 c6 af f7 90 <0f> 0b 90 e8 eb c6 af f7 48 8d 7b 38 e8 52 87 9c f7 48 89 df be 0f
RSP: 0018:ffffc90004aafbd8 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88805ee90000 RCX: ffffffff89ea3ee4
RDX: ffff88803095c880 RSI: ffffffff89ea3f1c RDI: ffff88805f5f4b40
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: ffff88805f5f3c80
R13: ffff88805ee90000 R14: ffff88805ee90008 R15: dead000000000100
FS:  0000555587e84500(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6aa292b2a0 CR3: 0000000035516000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ip6mr_rules_exit+0x176/0x2d0 net/ipv6/ip6mr.c:283
 ip6mr_net_exit_batch+0x53/0xa0 net/ipv6/ip6mr.c:1388
 ops_exit_list+0x128/0x180 net/core/net_namespace.c:177
 setup_net+0x4fe/0x860 net/core/net_namespace.c:394
 copy_net_ns+0x2b4/0x6b0 net/core/net_namespace.c:500
 create_new_namespaces+0x3ea/0xad0 kernel/nsproxy.c:110
 unshare_nsproxy_namespaces+0xc0/0x1f0 kernel/nsproxy.c:228
 ksys_unshare+0x45d/0xa40 kernel/fork.c:3334
 __do_sys_unshare kernel/fork.c:3405 [inline]
 __se_sys_unshare kernel/fork.c:3403 [inline]
 __x64_sys_unshare+0x31/0x40 kernel/fork.c:3403
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f836a981717
Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 10 01 00 00 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:00007f836ac6ffa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 00007f836a9f5158 RCX: 00007f836a981717
RDX: 0000000000000006 RSI: 00007f836ac6fad0 RDI: 0000000040000000
RBP: 0000000000000000 R08: 0000000000000003 R09: 00007f836ac6f8d7
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdbe7bc750
R13: 00007ffdbe7bc758 R14: 0000000000000009 R15: 0000000000000000
 </TASK>