Extracting prog: 1m33.897985607s Minimizing prog: 28m26.44780439s Simplifying prog options: 4m39.921177594s Extracting C: 50.377910683s Simplifying C: 0s 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}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU-pipe2$9p-write$P9_RSETATTR-splice detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) pipe2$9p(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RSETATTR(r4, &(0x7f0000000000)={0x7, 0x1b, 0x2}, 0xffffff9a) splice(r3, 0x0, r1, 0x0, 0xffff, 0x2) program crashed: BUG: MAX_LOCK_DEPTH too low! single: successfully extracted reproducer found reproducer with 11 syscalls minimizing guilty program 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}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU-pipe2$9p-write$P9_RSETATTR detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) pipe2$9p(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RSETATTR(r3, &(0x7f0000000000)={0x7, 0x1b, 0x2}, 0xffffff9a) program crashed: BUG: MAX_LOCK_DEPTH too low! 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}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU-pipe2$9p detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) pipe2$9p(&(0x7f0000000080), 0x0) program crashed: BUG: MAX_LOCK_DEPTH too low! testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program crashed: BUG: MAX_LOCK_DEPTH too low! testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6 detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = dup(0xffffffffffffffff) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) socket$nl_route(0x10, 0x3, 0x0) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = dup(r0) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r0, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) r1 = dup(r0) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r0, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, 0x0, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={0x0, 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB, @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, 0x0, 0x0) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, 0x0, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, 0x0}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{0x0}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU program did not crash simplifying guilty program options testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program crashed: BUG: MAX_LOCK_DEPTH too low! extracting C reproducer testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU program did not crash testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program crashed: BUG: MAX_LOCK_DEPTH too low! extracting C reproducer testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU program did not crash testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program crashed: BUG: MAX_LOCK_DEPTH too low! validation run: crashed=true testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program crashed: BUG: MAX_LOCK_DEPTH too low! validation run: crashed=true testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setns-socket$nl_route-sendmsg$nl_route-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-ioctl$SIOCSIFMTU detailed listing: executing program 0: setns(0xc9, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="600000001800010400000000000000000a400000fe0200010000000014000500fe80000000000000000000000000000208000400", @ANYRES32=0x2, @ANYBLOB="0600150008000000200016801c00010000020101"], 0x60}}, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0xb, @loopback, 0x4}, 0x1c, &(0x7f0000000380)=[{&(0x7f00000000c0)="96", 0x1}], 0x1}, 0x4048042) ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000000000)={'lo\x00', 0x3}) program crashed: BUG: MAX_LOCK_DEPTH too low! validation run: crashed=true reproducing took 39m47.728236225s repro crashed as (corrupted=false): BUG: MAX_LOCK_DEPTH too low! turning off the locking correctness validator. depth: 48 max: 48! 48 locks held by syz.0.17/4351: #0: ffff88805b88a010 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:793 [inline] #0: ffff88805b88a010 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: __sock_release net/socket.c:650 [inline] #0: ffff88805b88a010 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: sock_close+0x82/0x210 net/socket.c:1346 #1: ffff88802bf1d220 (sk_lock-AF_INET6/1){+.+.}-{0:0}, at: sctp_close+0xd0/0x890 net/sctp/socket.c:1491 #2: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #3: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #4: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #5: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #6: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #7: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #8: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #9: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #10: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #11: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #12: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #13: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #14: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #15: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #16: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #17: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #18: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #19: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #20: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #21: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #22: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #23: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #24: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #25: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #26: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #27: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #28: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #29: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #30: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #31: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #32: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #33: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #34: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #35: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #36: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #37: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #38: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #39: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #40: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #41: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #42: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #43: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #44: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #45: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #46: ffff88813fffbcd8 (&zone->lock){..-.}-{2:2}, at: __free_pages_ok+0x43e/0x950 mm/page_alloc.c:1648 #47: ffff88813fffb7c0 (&____s->seqcount){...-}-{0:0}, at: read_seqbegin include/linux/seqlock.h:897 [inline] #47: ffff88813fffb7c0 (&____s->seqcount){...-}-{0:0}, at: zone_span_seqbegin include/linux/memory_hotplug.h:83 [inline] #47: ffff88813fffb7c0 (&____s->seqcount){...-}-{0:0}, at: page_outside_zone_boundaries mm/page_alloc.c:580 [inline] #47: ffff88813fffb7c0 (&____s->seqcount){...-}-{0:0}, at: bad_range+0x76/0x2c0 mm/page_alloc.c:607 INFO: lockdep is turned off. CPU: 0 PID: 4351 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 __lock_acquire+0x170f/0x7d40 kernel/locking/lockdep.c:-1 lock_acquire+0x19f/0x400 kernel/locking/lockdep.c:5737 seqcount_lockdep_reader_access+0xb8/0x190 include/linux/seqlock.h:103 read_seqbegin include/linux/seqlock.h:897 [inline] zone_span_seqbegin include/linux/memory_hotplug.h:83 [inline] page_outside_zone_boundaries mm/page_alloc.c:580 [inline] bad_range+0x76/0x2c0 mm/page_alloc.c:607 __free_one_page+0x137/0xc10 mm/page_alloc.c:1080 __free_pages_ok+0x4a3/0x950 mm/page_alloc.c:1653 free_nonslab_page+0xde/0x150 mm/slub.c:3540 skb_free_head net/core/skbuff.c:655 [inline] pskb_expand_head+0x363/0x1100 net/core/skbuff.c:1747 __skb_cow include/linux/skbuff.h:3406 [inline] skb_cow_head include/linux/skbuff.h:3440 [inline] rpl_do_srh_inline net/ipv6/rpl_iptunnel.c:157 [inline] rpl_do_srh+0x50a/0xe50 net/ipv6/rpl_iptunnel.c:201 rpl_output+0x178/0x730 net/ipv6/rpl_iptunnel.c:217 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] NF_HOOK include/linux/netfilter.h:302 [inline] ip6_xmit+0x1089/0x16e0 net/ipv6/ip6_output.c:340 sctp_v6_xmit+0x94a/0x1150 net/sctp/ipv6.c:250 sctp_packet_transmit+0x234b/0x28c0 net/sctp/output.c:652 sctp_outq_flush_transports net/sctp/outqueue.c:1171 [inline] sctp_outq_flush+0x1868/0x32b0 net/sctp/outqueue.c:1219 sctp_cmd_interpreter net/sctp/sm_sideeffect.c:1334 [inline] sctp_side_effects net/sctp/sm_sideeffect.c:1206 [inline] sctp_do_sm+0x129d/0x5690 net/sctp/sm_sideeffect.c:1177 sctp_primitive_ABORT+0x94/0xc0 net/sctp/primitive.c:104 sctp_close+0x2b0/0x890 net/sctp/socket.c:1524 inet_release+0x139/0x180 net/ipv4/af_inet.c:432 __sock_release net/socket.c:651 [inline] sock_close+0xbf/0x210 net/socket.c:1346 __fput+0x212/0x8c0 fs/file_table.c:311 task_work_run+0x125/0x1a0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:184 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:217 __syscall_exit_to_user_mode_work kernel/entry/common.c:299 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:310 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f6606181199 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe74f5e328 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007ffe74f5e410 RCX: 00007f6606181199 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 000000000001552c R08: 0000000000000001 R09: 0000000000000000 R10: 0000001b30420000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f6606408fac R14: 00007f6606408fa8 R15: 00007f6606408fa0 syz.0.17 (4351) used greatest stack depth: 3280 bytes left final repro crashed as (corrupted=false): BUG: MAX_LOCK_DEPTH too low! turning off the locking correctness validator. depth: 48 max: 48! 48 locks held by syz.0.17/4351: #0: ffff88805b88a010 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:793 [inline] #0: ffff88805b88a010 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: __sock_release net/socket.c:650 [inline] #0: ffff88805b88a010 (&sb->s_type->i_mutex_key#11){+.+.}-{3:3}, at: sock_close+0x82/0x210 net/socket.c:1346 #1: ffff88802bf1d220 (sk_lock-AF_INET6/1){+.+.}-{0:0}, at: sctp_close+0xd0/0x890 net/sctp/socket.c:1491 #2: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #3: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #4: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #5: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #6: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #7: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #8: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #9: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #10: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #11: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #12: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #13: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #14: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #15: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #16: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #17: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #18: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #19: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #20: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #21: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #22: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #23: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #24: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #25: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #26: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #27: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #28: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #29: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #30: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #31: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #32: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #33: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #34: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #35: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #36: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #37: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #38: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #39: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #40: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #41: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #42: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #43: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #44: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #45: ffffffff8c31efa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312 #46: ffff88813fffbcd8 (&zone->lock){..-.}-{2:2}, at: __free_pages_ok+0x43e/0x950 mm/page_alloc.c:1648 #47: ffff88813fffb7c0 (&____s->seqcount){...-}-{0:0}, at: read_seqbegin include/linux/seqlock.h:897 [inline] #47: ffff88813fffb7c0 (&____s->seqcount){...-}-{0:0}, at: zone_span_seqbegin include/linux/memory_hotplug.h:83 [inline] #47: ffff88813fffb7c0 (&____s->seqcount){...-}-{0:0}, at: page_outside_zone_boundaries mm/page_alloc.c:580 [inline] #47: ffff88813fffb7c0 (&____s->seqcount){...-}-{0:0}, at: bad_range+0x76/0x2c0 mm/page_alloc.c:607 INFO: lockdep is turned off. CPU: 0 PID: 4351 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106 __lock_acquire+0x170f/0x7d40 kernel/locking/lockdep.c:-1 lock_acquire+0x19f/0x400 kernel/locking/lockdep.c:5737 seqcount_lockdep_reader_access+0xb8/0x190 include/linux/seqlock.h:103 read_seqbegin include/linux/seqlock.h:897 [inline] zone_span_seqbegin include/linux/memory_hotplug.h:83 [inline] page_outside_zone_boundaries mm/page_alloc.c:580 [inline] bad_range+0x76/0x2c0 mm/page_alloc.c:607 __free_one_page+0x137/0xc10 mm/page_alloc.c:1080 __free_pages_ok+0x4a3/0x950 mm/page_alloc.c:1653 free_nonslab_page+0xde/0x150 mm/slub.c:3540 skb_free_head net/core/skbuff.c:655 [inline] pskb_expand_head+0x363/0x1100 net/core/skbuff.c:1747 __skb_cow include/linux/skbuff.h:3406 [inline] skb_cow_head include/linux/skbuff.h:3440 [inline] rpl_do_srh_inline net/ipv6/rpl_iptunnel.c:157 [inline] rpl_do_srh+0x50a/0xe50 net/ipv6/rpl_iptunnel.c:201 rpl_output+0x178/0x730 net/ipv6/rpl_iptunnel.c:217 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] rpl_output+0x321/0x730 net/ipv6/rpl_iptunnel.c:250 lwtunnel_output+0x27e/0x440 net/core/lwtunnel.c:342 dst_output include/net/dst.h:452 [inline] NF_HOOK include/linux/netfilter.h:302 [inline] ip6_xmit+0x1089/0x16e0 net/ipv6/ip6_output.c:340 sctp_v6_xmit+0x94a/0x1150 net/sctp/ipv6.c:250 sctp_packet_transmit+0x234b/0x28c0 net/sctp/output.c:652 sctp_outq_flush_transports net/sctp/outqueue.c:1171 [inline] sctp_outq_flush+0x1868/0x32b0 net/sctp/outqueue.c:1219 sctp_cmd_interpreter net/sctp/sm_sideeffect.c:1334 [inline] sctp_side_effects net/sctp/sm_sideeffect.c:1206 [inline] sctp_do_sm+0x129d/0x5690 net/sctp/sm_sideeffect.c:1177 sctp_primitive_ABORT+0x94/0xc0 net/sctp/primitive.c:104 sctp_close+0x2b0/0x890 net/sctp/socket.c:1524 inet_release+0x139/0x180 net/ipv4/af_inet.c:432 __sock_release net/socket.c:651 [inline] sock_close+0xbf/0x210 net/socket.c:1346 __fput+0x212/0x8c0 fs/file_table.c:311 task_work_run+0x125/0x1a0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:184 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:217 __syscall_exit_to_user_mode_work kernel/entry/common.c:299 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:310 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f6606181199 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe74f5e328 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007ffe74f5e410 RCX: 00007f6606181199 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 000000000001552c R08: 0000000000000001 R09: 0000000000000000 R10: 0000001b30420000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f6606408fac R14: 00007f6606408fa8 R15: 00007f6606408fa0 syz.0.17 (4351) used greatest stack depth: 3280 bytes left