Extracting prog: 1m10.484905638s
Minimizing prog: 1h6m55.490980084s
Simplifying prog options: 0s
Extracting C: 1m9.16409524s
Simplifying C: 19m16.817522509s


extracting reproducer from 37 programs
first checking the prog from the crash report
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program crashed: possible deadlock in ipv6_sock_mc_close
single: successfully extracted reproducer
found reproducer with 17 syscalls
minimizing guilty program
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={0x0, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r7=>0xffffffffffffffff})
sendmsg$inet(r7, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r8=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r8, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff})
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r8=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r8, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r7=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r7, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff, <r5=>0xffffffffffffffff})
sendmsg$inet(r5, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r6=>0xffffffffffffffff, <r7=>0xffffffffffffffff})
sendmsg$inet(r7, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r6, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r8=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r8, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff})
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r6=>0xffffffffffffffff, <r7=>0xffffffffffffffff})
sendmsg$inet(r7, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r6, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r8=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r8, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r7=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r7, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, <r3=>0xffffffffffffffff})
sendmsg$inet(r3, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r4=>0xffffffffffffffff, <r5=>0xffffffffffffffff})
sendmsg$inet(r5, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r4, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r6=>0xffffffffffffffff, <r7=>0xffffffffffffffff})
sendmsg$inet(r7, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r6, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r8=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r8, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff})
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r4=>0xffffffffffffffff, <r5=>0xffffffffffffffff})
sendmsg$inet(r5, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r4, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r6=>0xffffffffffffffff, <r7=>0xffffffffffffffff})
sendmsg$inet(r7, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r6, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r8=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r8, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r7=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r7, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
sendmsg$inet(r3, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r2, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r4=>0xffffffffffffffff, <r5=>0xffffffffffffffff})
sendmsg$inet(r5, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r4, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r6=>0xffffffffffffffff, <r7=>0xffffffffffffffff})
sendmsg$inet(r7, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r6, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r8=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r8, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff})
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
sendmsg$inet(r3, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r2, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r4=>0xffffffffffffffff, <r5=>0xffffffffffffffff})
sendmsg$inet(r5, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r4, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r6=>0xffffffffffffffff, <r7=>0xffffffffffffffff})
sendmsg$inet(r7, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r6, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r8=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r8, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r7=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r7, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
shutdown(0xffffffffffffffff, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0) (async)
recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
sendmsg$inet(r3, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r2, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r4=>0xffffffffffffffff, <r5=>0xffffffffffffffff})
sendmsg$inet(r5, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg$unix(r4, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r6=>0xffffffffffffffff, <r7=>0xffffffffffffffff})
sendmsg$inet(r7, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) (async)
recvmsg(r6, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0) (async)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000200)={<r8=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x7a, &(0x7f0000000340)={r8, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program crashed: possible deadlock in ipv6_sock_mc_close
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r7=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r7, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, 0x0, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r7=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r7, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, 0x0, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r5, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r7=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r7, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, 0x0, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, 0x0, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, 0x0)
sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r7=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r7, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, 0x0, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, 0x0, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, 0x0, &(0x7f0000000140))
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={0x0, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x0, 0x0}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, 0x0)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, 0x0, &(0x7f0000000040))

program did not crash
testing program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
simplifying C reproducer
testing compiled C program (duration=46.114450044s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing compiled C program (duration=46.114450044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing compiled C program (duration=46.114450044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program did not crash
testing compiled C program (duration=46.114450044s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing compiled C program (duration=46.114450044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program did not crash
testing compiled C program (duration=46.114450044s, {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: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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing compiled C program (duration=46.114450044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing compiled C program (duration=46.114450044s, {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: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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing compiled C program (duration=46.114450044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing compiled C program (duration=46.114450044s, {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: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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing compiled C program (duration=46.114450044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing compiled C program (duration=46.114450044s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing compiled C program (duration=46.114450044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing compiled C program (duration=46.114450044s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing compiled C program (duration=46.114450044s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
program crashed: possible deadlock in ipv6_sock_mc_close
testing program (duration=46.114450044s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program crashed: possible deadlock in ipv6_sock_mc_close
validation run: crashed=true
testing program (duration=46.114450044s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program crashed: possible deadlock in ipv6_sock_mc_close
validation run: crashed=true
testing program (duration=46.114450044s, {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:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-shutdown-setsockopt$inet6_MCAST_JOIN_GROUP-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg$unix-socketpair$unix-sendmsg$inet-recvmsg-getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3-getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(r0, 0x29, 0x2a, &(0x7f0000000400)={0x6, {{0xa, 0x4e20, 0x2, @mcast1, 0x3ff}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x0)
recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
sendmsg$inet(r4, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r3, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
sendmsg$inet(r6, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg$unix(r5, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), 0x100}, 0x0)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
sendmsg$inet(r8, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0)
recvmsg(r7, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001dc0)=""/4096, 0x1000}, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000200)={<r9=>0x0, 0x10, &(0x7f00000001c0)=[@in={0x2, 0x4e23, @rand_addr=0x64010100}]}, &(0x7f0000000140)=0x10)
getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x7a, &(0x7f0000000340)={r9, @in6={{0xa, 0x3, 0x4, @mcast1}}}, &(0x7f0000000040)=0x84)

program crashed: possible deadlock in ipv6_sock_mc_close
validation run: crashed=true
reproducing took 1h34m15.496988359s
repro crashed as (corrupted=false):
============================================
WARNING: possible recursive locking detected
syzkaller #0 Not tainted
--------------------------------------------
syz.0.17/6018 is trying to acquire lock:
ffff8880332d6820 (sk_lock-AF_INET6){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1700 [inline]
ffff8880332d6820 (sk_lock-AF_INET6){+.+.}-{0:0}, at: ipv6_sock_mc_close+0xd3/0x140 net/ipv6/mcast.c:348

but task is already holding lock:
ffff8880332d5ee0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1700 [inline]
ffff8880332d5ee0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: sctp_getsockopt+0x135/0xb60 net/sctp/socket.c:8131

other info that might help us debug this:
 Possible unsafe locking scenario:

       CPU0
       ----
  lock(sk_lock-AF_INET6);
  lock(sk_lock-AF_INET6);

 *** DEADLOCK ***

 May be due to missing lock nesting notation

1 lock held by syz.0.17/6018:
 #0: ffff8880332d5ee0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1700 [inline]
 #0: ffff8880332d5ee0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: sctp_getsockopt+0x135/0xb60 net/sctp/socket.c:8131

stack backtrace:
CPU: 0 UID: 0 PID: 6018 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 print_deadlock_bug+0x279/0x290 kernel/locking/lockdep.c:3041
 check_deadlock kernel/locking/lockdep.c:3093 [inline]
 validate_chain kernel/locking/lockdep.c:3895 [inline]
 __lock_acquire+0x2540/0x2cf0 kernel/locking/lockdep.c:5237
 lock_acquire+0x117/0x340 kernel/locking/lockdep.c:5868
 lock_sock_nested+0x48/0x100 net/core/sock.c:3780
 lock_sock include/net/sock.h:1700 [inline]
 ipv6_sock_mc_close+0xd3/0x140 net/ipv6/mcast.c:348
 inet6_release+0x47/0x70 net/ipv6/af_inet6.c:482
 __sock_release net/socket.c:653 [inline]
 sock_release+0x85/0x150 net/socket.c:681
 sctp_getsockopt_peeloff_common+0x56b/0x770 net/sctp/socket.c:5732
 sctp_getsockopt_peeloff_flags+0x13b/0x230 net/sctp/socket.c:5801
 sctp_getsockopt+0x3ab/0xb60 net/sctp/socket.c:8151
 do_sock_getsockopt+0x2b4/0x3d0 net/socket.c:2399
 __sys_getsockopt net/socket.c:2428 [inline]
 __do_sys_getsockopt net/socket.c:2435 [inline]
 __se_sys_getsockopt net/socket.c:2432 [inline]
 __x64_sys_getsockopt+0x1a5/0x250 net/socket.c:2432
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0fc6f8f749
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc07354758 EFLAGS: 00000246 ORIG_RAX: 0000000000000037
RAX: ffffffffffffffda RBX: 00007f0fc71e5fa0 RCX: 00007f0fc6f8f749
RDX: 000000000000007a RSI: 0000000000000084 RDI: 0000000000000003
RBP: 00007f0fc7013f91 R08: 0000200000000040 R09: 0000000000000000
R10: 0000200000000340 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0fc71e5fa0 R14: 00007f0fc71e5fa0 R15: 0000000000000005
 </TASK>

final repro crashed as (corrupted=false):
============================================
WARNING: possible recursive locking detected
syzkaller #0 Not tainted
--------------------------------------------
syz.0.17/6018 is trying to acquire lock:
ffff8880332d6820 (sk_lock-AF_INET6){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1700 [inline]
ffff8880332d6820 (sk_lock-AF_INET6){+.+.}-{0:0}, at: ipv6_sock_mc_close+0xd3/0x140 net/ipv6/mcast.c:348

but task is already holding lock:
ffff8880332d5ee0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1700 [inline]
ffff8880332d5ee0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: sctp_getsockopt+0x135/0xb60 net/sctp/socket.c:8131

other info that might help us debug this:
 Possible unsafe locking scenario:

       CPU0
       ----
  lock(sk_lock-AF_INET6);
  lock(sk_lock-AF_INET6);

 *** DEADLOCK ***

 May be due to missing lock nesting notation

1 lock held by syz.0.17/6018:
 #0: ffff8880332d5ee0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1700 [inline]
 #0: ffff8880332d5ee0 (sk_lock-AF_INET6){+.+.}-{0:0}, at: sctp_getsockopt+0x135/0xb60 net/sctp/socket.c:8131

stack backtrace:
CPU: 0 UID: 0 PID: 6018 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 print_deadlock_bug+0x279/0x290 kernel/locking/lockdep.c:3041
 check_deadlock kernel/locking/lockdep.c:3093 [inline]
 validate_chain kernel/locking/lockdep.c:3895 [inline]
 __lock_acquire+0x2540/0x2cf0 kernel/locking/lockdep.c:5237
 lock_acquire+0x117/0x340 kernel/locking/lockdep.c:5868
 lock_sock_nested+0x48/0x100 net/core/sock.c:3780
 lock_sock include/net/sock.h:1700 [inline]
 ipv6_sock_mc_close+0xd3/0x140 net/ipv6/mcast.c:348
 inet6_release+0x47/0x70 net/ipv6/af_inet6.c:482
 __sock_release net/socket.c:653 [inline]
 sock_release+0x85/0x150 net/socket.c:681
 sctp_getsockopt_peeloff_common+0x56b/0x770 net/sctp/socket.c:5732
 sctp_getsockopt_peeloff_flags+0x13b/0x230 net/sctp/socket.c:5801
 sctp_getsockopt+0x3ab/0xb60 net/sctp/socket.c:8151
 do_sock_getsockopt+0x2b4/0x3d0 net/socket.c:2399
 __sys_getsockopt net/socket.c:2428 [inline]
 __do_sys_getsockopt net/socket.c:2435 [inline]
 __se_sys_getsockopt net/socket.c:2432 [inline]
 __x64_sys_getsockopt+0x1a5/0x250 net/socket.c:2432
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0fc6f8f749
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc07354758 EFLAGS: 00000246 ORIG_RAX: 0000000000000037
RAX: ffffffffffffffda RBX: 00007f0fc71e5fa0 RCX: 00007f0fc6f8f749
RDX: 000000000000007a RSI: 0000000000000084 RDI: 0000000000000003
RBP: 00007f0fc7013f91 R08: 0000200000000040 R09: 0000000000000000
R10: 0000200000000340 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f0fc71e5fa0 R14: 00007f0fc71e5fa0 R15: 0000000000000005
 </TASK>