Extracting prog: 6m33.487103746s Minimizing prog: 1h48m9.373647585s Simplifying prog options: 7m49.721024182s Extracting C: 2m29.90059185s Simplifying C: 41m3.189836995s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-timerfd_settime-clock_settime-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000100)={0x2005}) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) timerfd_settime(0xffffffffffffffff, 0x3, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) r4 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000180)=ANY=[@ANYBLOB="440000001300290a000000000007002007000000", @ANYRES32, @ANYBLOB], 0x44}}, 0x0) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 1m40s testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-timerfd_settime-clock_settime-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000100)={0x2005}) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) timerfd_settime(0xffffffffffffffff, 0x3, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) r4 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000180)=ANY=[@ANYBLOB="440000001300290a000000000007002007000000", @ANYRES32, @ANYBLOB], 0x44}}, 0x0) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-timerfd_settime-clock_settime-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000100)={0x2005}) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) timerfd_settime(0xffffffffffffffff, 0x3, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) r4 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000180)=ANY=[@ANYBLOB="440000001300290a000000000007002007000000", @ANYRES32, @ANYBLOB], 0x44}}, 0x0) program crashed: INFO: rcu detected stall in sys_socket single: successfully extracted reproducer found reproducer with 14 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-timerfd_settime-clock_settime-socket$inet_udplite-ioctl$sock_SIOCGIFINDEX detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000100)={0x2005}) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) timerfd_settime(0xffffffffffffffff, 0x3, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) r4 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, 0x0) program crashed: INFO: rcu detected stall in clone3 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-timerfd_settime-clock_settime-socket$inet_udplite detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000100)={0x2005}) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) timerfd_settime(0xffffffffffffffff, 0x3, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) socket$inet_udplite(0x2, 0x2, 0x88) program crashed: INFO: rcu detected stall in do_idle testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-timerfd_settime-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000100)={0x2005}) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) timerfd_settime(0xffffffffffffffff, 0x3, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program crashed: INFO: rcu detected stall in do_idle testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-timerfd_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000100)={0x2005}) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) timerfd_settime(0xffffffffffffffff, 0x3, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000100)={0x2005}) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program crashed: INFO: rcu detected stall in sys_clock_settime testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-epoll_ctl$EPOLL_CTL_MOD-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000100)={0x2005}) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, 0xffffffffffffffff, 0x0) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_create1-epoll_ctl$EPOLL_CTL_ADD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, 0xffffffffffffffff, &(0x7f0000000100)={0x2005}) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_create1-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) r3 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program crashed: INFO: rcu detected stall in kauditd_thread testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)) socket$netlink(0x10, 0x3, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) socket(0x11, 0x800000003, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, 0x0, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r0, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, 0x0, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, 0x0, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, &(0x7f00000007c0)={0x0, 0x0, 0x0}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={0x0}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0x34, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x4}}]}, 0x34}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, 0x0) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program crashed: INFO: rcu detected stall in clone a never seen crash title: INFO: rcu detected stall in clone, ignore testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime detailed listing: executing program 0: ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(0xffffffffffffffff, 0xc04c5349, 0x0) r0 = socket(0x11, 0x800000003, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000001d80)=@newqdisc={0xbc, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x8c, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [], 0x0, [0x8, 0x4], [0x0, 0x8]}}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x4000000}]}]}, @TCA_TAPRIO_ATTR_SCHED_BASE_TIME={0xc, 0x3, 0x8}, @TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION={0xc}]}}]}, 0xbc}}, 0x0) epoll_ctl$EPOLL_CTL_MOD(0xffffffffffffffff, 0x3, 0xffffffffffffffff, 0x0) ioctl$vim2m_VIDIOC_S_FMT(0xffffffffffffffff, 0xc0d05605, &(0x7f00000001c0)={0x1, @pix={0x0, 0x4327}}) clock_settime(0x0, &(0x7f0000000080)={0x77359400}) program crashed: INFO: rcu detected stall in corrupted extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in do_idle simplifying C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in do_idle testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in x64_sys_call a never seen crash title: INFO: rcu detected stall in x64_sys_call, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in addrconf_dad_work a never seen crash title: INFO: rcu detected stall in addrconf_dad_work, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in do_idle testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in do_idle testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in handle_softirqs a never seen crash title: INFO: rcu detected stall in handle_softirqs, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in x64_sys_call a never seen crash title: INFO: rcu detected stall in x64_sys_call, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in addrconf_dad_work a never seen crash title: INFO: rcu detected stall in addrconf_dad_work, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in do_idle testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in do_idle testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in x64_sys_call a never seen crash title: INFO: rcu detected stall in x64_sys_call, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in ipv6_rcv a never seen crash title: INFO: rcu detected stall in ipv6_rcv, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT-socket-ioctl$ifreq_SIOCGIFINDEX_team-socket$netlink-sendmsg$nl_route_sched-epoll_ctl$EPOLL_CTL_MOD-ioctl$vim2m_VIDIOC_S_FMT-clock_settime program crashed: INFO: rcu detected stall in do_idle reproducing took 2h48m49.066329523s repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 1-...!: (1 ticks this GP) idle=f92c/0/0x1 softirq=14378/14378 fqs=1 rcu: (detected by 0, t=10503 jiffies, g=5589, q=112 ncpus=2) Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.15.0-rc2-syzkaller-00257-gb5c6891b2c5b #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:write_comp_data+0x8b/0x90 kernel/kcov.c:272 Code: 00 00 4a 8d 34 dd 28 00 00 00 48 39 f2 72 1b 48 83 c7 01 48 89 38 4c 89 44 30 e0 4c 89 4c 30 e8 4c 89 54 30 f0 4a 89 4c d8 20 cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 RSP: 0018:ffffc90000a08d88 EFLAGS: 00000046 RAX: 0000000080010002 RBX: 0000000000000000 RCX: ffffffff8982a62a RDX: ffff88801dada440 RSI: 0000000000000000 RDI: 0000000000000006 RBP: 0000000004000000 R08: 0000000000000006 R09: 0000000000000000 R10: 0000000004000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000002 R14: 0000000000000000 R15: ffff888031ee8400 FS: 0000000000000000(0000) GS:ffff888124ab0000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2fc6cfff18 CR3: 000000000e182000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: advance_sched+0x43a/0xc80 net/sched/sch_taprio.c:961 __run_hrtimer kernel/time/hrtimer.c:1761 [inline] __hrtimer_run_queues+0x1ff/0xad0 kernel/time/hrtimer.c:1825 hrtimer_interrupt+0x397/0x8e0 kernel/time/hrtimer.c:1887 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline] __sysvec_apic_timer_interrupt+0x108/0x3f0 arch/x86/kernel/apic/apic.c:1055 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0x9f/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:81 Code: 45 5d 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 93 5c 17 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 RSP: 0018:ffffc90000197df8 EFLAGS: 000002c6 RAX: 0000000000055a89 RBX: 0000000000000001 RCX: ffffffff8b729439 RDX: 0000000000000000 RSI: ffffffff8dbef927 RDI: ffffffff8bf464c0 RBP: ffffed1003b5b488 R08: 0000000000000001 R09: ffffed10170a65bd R10: ffff8880b8532deb R11: 0000000000000000 R12: 0000000000000001 R13: ffff88801dada440 R14: ffffffff90866710 R15: 0000000000000000 arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline] default_idle+0x13/0x20 arch/x86/kernel/process.c:748 default_idle_call+0x6d/0xb0 kernel/sched/idle.c:117 cpuidle_idle_call kernel/sched/idle.c:185 [inline] do_idle+0x391/0x510 kernel/sched/idle.c:325 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:423 start_secondary+0x21d/0x2b0 arch/x86/kernel/smpboot.c:315 common_startup_64+0x13e/0x148 rcu: rcu_preempt kthread starved for 10501 jiffies! g5589 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:R running task stack:27848 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0x116f/0x5de0 kernel/sched/core.c:6767 __schedule_loop kernel/sched/core.c:6845 [inline] schedule+0xe7/0x3a0 kernel/sched/core.c:6860 schedule_timeout+0x123/0x290 kernel/time/sleep_timeout.c:99 rcu_gp_fqs_loop+0x1ea/0xb00 kernel/rcu/tree.c:2046 rcu_gp_kthread+0x270/0x380 kernel/rcu/tree.c:2248 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 rcu: Stack dump where RCU GP kthread last ran: CPU: 0 UID: 0 PID: 5816 Comm: syz-executor178 Not tainted 6.15.0-rc2-syzkaller-00257-gb5c6891b2c5b #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:csd_lock_wait kernel/smp.c:340 [inline] RIP: 0010:smp_call_function_many_cond+0x4c9/0x1290 kernel/smp.c:885 Code: fd 16 0c 00 f3 90 41 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 de 0b 00 00 8b 43 08 31 ff 83 e0 01 41 89 c5 89 c6 e8 17 12 0c 00 <45> 85 ed 75 d0 e8 cd 16 0c 00 e8 c8 16 0c 00 8b 2c 24 bf 07 00 00 RSP: 0018:ffffc900030c78b8 EFLAGS: 00000293 RAX: 0000000000000000 RBX: ffff8880b853f740 RCX: ffffffff81af2699 RDX: ffff88802d612440 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffffed10170a7ee9 R13: 0000000000000001 R14: dffffc0000000000 R15: ffff8880b843b040 FS: 00005555750ca480(0000) GS:ffff8881249b0000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2fc6cfd054 CR3: 000000007d7bc000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: on_each_cpu_cond_mask+0x40/0x90 kernel/smp.c:1052 __flush_tlb_multi arch/x86/include/asm/paravirt.h:91 [inline] flush_tlb_multi arch/x86/mm/tlb.c:1275 [inline] flush_tlb_mm_range+0x322/0x1780 arch/x86/mm/tlb.c:1365 dup_mmap kernel/fork.c:765 [inline] dup_mm kernel/fork.c:1734 [inline] copy_mm kernel/fork.c:1786 [inline] copy_process+0x7961/0x91a0 kernel/fork.c:2429 kernel_clone+0xfc/0x960 kernel/fork.c:2844 __do_sys_clone+0xce/0x120 kernel/fork.c:2987 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x260 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2fc6c77223 Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00 RSP: 002b:00007ffdd0308128 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2fc6c77223 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0079746972756365 R10: 00005555750ca750 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f2fc6cfbb60 R14: 00007f2fc6cfdd20 R15: 00007ffdd03082c0 final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 1-...!: (1 ticks this GP) idle=f92c/0/0x1 softirq=14378/14378 fqs=1 rcu: (detected by 0, t=10503 jiffies, g=5589, q=112 ncpus=2) Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.15.0-rc2-syzkaller-00257-gb5c6891b2c5b #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:write_comp_data+0x8b/0x90 kernel/kcov.c:272 Code: 00 00 4a 8d 34 dd 28 00 00 00 48 39 f2 72 1b 48 83 c7 01 48 89 38 4c 89 44 30 e0 4c 89 4c 30 e8 4c 89 54 30 f0 4a 89 4c d8 20 cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 RSP: 0018:ffffc90000a08d88 EFLAGS: 00000046 RAX: 0000000080010002 RBX: 0000000000000000 RCX: ffffffff8982a62a RDX: ffff88801dada440 RSI: 0000000000000000 RDI: 0000000000000006 RBP: 0000000004000000 R08: 0000000000000006 R09: 0000000000000000 R10: 0000000004000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000002 R14: 0000000000000000 R15: ffff888031ee8400 FS: 0000000000000000(0000) GS:ffff888124ab0000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2fc6cfff18 CR3: 000000000e182000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: advance_sched+0x43a/0xc80 net/sched/sch_taprio.c:961 __run_hrtimer kernel/time/hrtimer.c:1761 [inline] __hrtimer_run_queues+0x1ff/0xad0 kernel/time/hrtimer.c:1825 hrtimer_interrupt+0x397/0x8e0 kernel/time/hrtimer.c:1887 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline] __sysvec_apic_timer_interrupt+0x108/0x3f0 arch/x86/kernel/apic/apic.c:1055 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0x9f/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:81 Code: 45 5d 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 93 5c 17 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 RSP: 0018:ffffc90000197df8 EFLAGS: 000002c6 RAX: 0000000000055a89 RBX: 0000000000000001 RCX: ffffffff8b729439 RDX: 0000000000000000 RSI: ffffffff8dbef927 RDI: ffffffff8bf464c0 RBP: ffffed1003b5b488 R08: 0000000000000001 R09: ffffed10170a65bd R10: ffff8880b8532deb R11: 0000000000000000 R12: 0000000000000001 R13: ffff88801dada440 R14: ffffffff90866710 R15: 0000000000000000 arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline] default_idle+0x13/0x20 arch/x86/kernel/process.c:748 default_idle_call+0x6d/0xb0 kernel/sched/idle.c:117 cpuidle_idle_call kernel/sched/idle.c:185 [inline] do_idle+0x391/0x510 kernel/sched/idle.c:325 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:423 start_secondary+0x21d/0x2b0 arch/x86/kernel/smpboot.c:315 common_startup_64+0x13e/0x148 rcu: rcu_preempt kthread starved for 10501 jiffies! g5589 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:R running task stack:27848 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5382 [inline] __schedule+0x116f/0x5de0 kernel/sched/core.c:6767 __schedule_loop kernel/sched/core.c:6845 [inline] schedule+0xe7/0x3a0 kernel/sched/core.c:6860 schedule_timeout+0x123/0x290 kernel/time/sleep_timeout.c:99 rcu_gp_fqs_loop+0x1ea/0xb00 kernel/rcu/tree.c:2046 rcu_gp_kthread+0x270/0x380 kernel/rcu/tree.c:2248 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 rcu: Stack dump where RCU GP kthread last ran: CPU: 0 UID: 0 PID: 5816 Comm: syz-executor178 Not tainted 6.15.0-rc2-syzkaller-00257-gb5c6891b2c5b #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:csd_lock_wait kernel/smp.c:340 [inline] RIP: 0010:smp_call_function_many_cond+0x4c9/0x1290 kernel/smp.c:885 Code: fd 16 0c 00 f3 90 41 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 de 0b 00 00 8b 43 08 31 ff 83 e0 01 41 89 c5 89 c6 e8 17 12 0c 00 <45> 85 ed 75 d0 e8 cd 16 0c 00 e8 c8 16 0c 00 8b 2c 24 bf 07 00 00 RSP: 0018:ffffc900030c78b8 EFLAGS: 00000293 RAX: 0000000000000000 RBX: ffff8880b853f740 RCX: ffffffff81af2699 RDX: ffff88802d612440 RSI: 0000000000000000 RDI: 0000000000000005 RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffffed10170a7ee9 R13: 0000000000000001 R14: dffffc0000000000 R15: ffff8880b843b040 FS: 00005555750ca480(0000) GS:ffff8881249b0000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2fc6cfd054 CR3: 000000007d7bc000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: on_each_cpu_cond_mask+0x40/0x90 kernel/smp.c:1052 __flush_tlb_multi arch/x86/include/asm/paravirt.h:91 [inline] flush_tlb_multi arch/x86/mm/tlb.c:1275 [inline] flush_tlb_mm_range+0x322/0x1780 arch/x86/mm/tlb.c:1365 dup_mmap kernel/fork.c:765 [inline] dup_mm kernel/fork.c:1734 [inline] copy_mm kernel/fork.c:1786 [inline] copy_process+0x7961/0x91a0 kernel/fork.c:2429 kernel_clone+0xfc/0x960 kernel/fork.c:2844 __do_sys_clone+0xce/0x120 kernel/fork.c:2987 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x260 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2fc6c77223 Code: 1f 84 00 00 00 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 89 c2 85 c0 75 2c 64 48 8b 04 25 10 00 00 RSP: 002b:00007ffdd0308128 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2fc6c77223 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 0000000000000001 R08: 0000000000000000 R09: 0079746972756365 R10: 00005555750ca750 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f2fc6cfbb60 R14: 00007f2fc6cfdd20 R15: 00007ffdd03082c0