Extracting prog: 4m6.746777415s Minimizing prog: 2h47m39.699073095s Simplifying prog options: 17m40.107890545s Extracting C: 6m55.69996569s Simplifying C: 0s extracting reproducer from 64 programs testing a last program of every proc single: executing 14 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-ioctl$NBD_SET_SOCK-ioctl$NBD_DO_IT-timer_create-syz_open_procfs-lseek-timer_settime-sched_setscheduler-syz_open_dev$ndb-prctl$PR_SCHED_CORE-syz_open_dev$MSR-syz_open_procfs-pread64 detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = getpid() r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r3 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r4, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r3, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) r6 = syz_open_procfs(0x0, &(0x7f0000000080)='net/kcm\x00') lseek(r6, 0x10101, 0x1) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x6) syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x800) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0) syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) r7 = syz_open_procfs(0x0, &(0x7f0000000040)='stat\x00') pread64(r7, &(0x7f0000000140)=""/15, 0xf, 0x4) program crashed: INFO: rcu detected stall in sys_symlinkat single: successfully extracted reproducer found reproducer with 24 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-ioctl$NBD_SET_SOCK-ioctl$NBD_DO_IT-timer_create-syz_open_procfs-lseek-timer_settime-sched_setscheduler-syz_open_dev$ndb-prctl$PR_SCHED_CORE-syz_open_dev$MSR-syz_open_procfs detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = getpid() r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r3 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r4, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r3, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) r6 = syz_open_procfs(0x0, &(0x7f0000000080)='net/kcm\x00') lseek(r6, 0x10101, 0x1) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x6) syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x800) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0) syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) syz_open_procfs(0x0, &(0x7f0000000040)='stat\x00') program crashed: INFO: rcu detected stall in exit_to_user_mode_loop testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-ioctl$NBD_SET_SOCK-ioctl$NBD_DO_IT-timer_create-syz_open_procfs-lseek-timer_settime-sched_setscheduler-syz_open_dev$ndb-prctl$PR_SCHED_CORE-syz_open_dev$MSR detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = getpid() r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r3 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r4, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r3, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) r6 = syz_open_procfs(0x0, &(0x7f0000000080)='net/kcm\x00') lseek(r6, 0x10101, 0x1) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x6) syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x800) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0) syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) program crashed: INFO: rcu detected stall in exit_to_user_mode_loop testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-ioctl$NBD_SET_SOCK-ioctl$NBD_DO_IT-timer_create-syz_open_procfs-lseek-timer_settime-sched_setscheduler-syz_open_dev$ndb-prctl$PR_SCHED_CORE detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = getpid() r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r3 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r4, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r3, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) r6 = syz_open_procfs(0x0, &(0x7f0000000080)='net/kcm\x00') lseek(r6, 0x10101, 0x1) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x6) syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x800) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-ioctl$NBD_SET_SOCK-ioctl$NBD_DO_IT-timer_create-syz_open_procfs-lseek-timer_settime-sched_setscheduler-syz_open_dev$ndb detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = getpid() r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r3 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r4, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r3, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) r6 = syz_open_procfs(0x0, &(0x7f0000000080)='net/kcm\x00') lseek(r6, 0x10101, 0x1) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x6) syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x800) program crashed: INFO: rcu detected stall in exit_to_user_mode_loop testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-ioctl$NBD_SET_SOCK-ioctl$NBD_DO_IT-timer_create-syz_open_procfs-lseek-timer_settime-sched_setscheduler detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r1 = getpid() r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r3 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r4 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r4, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r3, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) r6 = syz_open_procfs(0x0, &(0x7f0000000080)='net/kcm\x00') lseek(r6, 0x10101, 0x1) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) sched_setscheduler(r1, 0x2, &(0x7f0000000000)=0x6) program crashed: INFO: rcu detected stall in sys_openat testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-ioctl$NBD_SET_SOCK-ioctl$NBD_DO_IT-timer_create-syz_open_procfs-lseek-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r2 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r3, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r2, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) r5 = syz_open_procfs(0x0, &(0x7f0000000080)='net/kcm\x00') lseek(r5, 0x10101, 0x1) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in sys_setsockopt testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-ioctl$NBD_SET_SOCK-ioctl$NBD_DO_IT-timer_create-syz_open_procfs-lseek detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r2 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r3, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r2, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) r5 = syz_open_procfs(0x0, &(0x7f0000000080)='net/kcm\x00') lseek(r5, 0x10101, 0x1) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-ioctl$NBD_SET_SOCK-ioctl$NBD_DO_IT-timer_create-syz_open_procfs-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r2 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r3, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r2, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) syz_open_procfs(0x0, &(0x7f0000000080)='net/kcm\x00') timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in worker_thread testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-ioctl$NBD_SET_SOCK-ioctl$NBD_DO_IT-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r2 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r3, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r2, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-ioctl$NBD_SET_SOCK-ioctl$NBD_DO_IT-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r2 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r3, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r2, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-ioctl$NBD_SET_SOCK-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r2 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r3, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r2, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in security_file_open testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-socketpair$nbd-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r1 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r2, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r1, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in sys_openat testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-sendmsg$SEG6_CMD_SETHMAC-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) r1 = syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$SEG6_CMD_SETHMAC(r2, &(0x7f0000004440)={0x0, 0x0, &(0x7f0000004400)={&(0x7f0000004380)={0x24, r1, 0x20d, 0x70bd2b, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x6}]}, 0x24}}, 0x4000) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-socket$nl_generic-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) socket$nl_generic(0x10, 0x3, 0x10) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in security_file_open testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-syz_genetlink_get_family_id$SEG6-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) syz_genetlink_get_family_id$SEG6(&(0x7f0000003e40), 0xffffffffffffffff) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-syz_open_dev$ndb-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x84200) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in worker_thread testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-sched_setscheduler-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-prlimit64-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-sched_setaffinity-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-ptrace$ARCH_FORCE_TAGGED_SVA-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) ptrace$ARCH_FORCE_TAGGED_SVA(0x1e, r0, 0x0, 0x4004) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in sys_mkdirat testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: sched_setaffinity(0x0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, 0x0, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, 0x0) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 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}}): getpgrp-sched_setaffinity-prlimit64-sched_setscheduler-prctl$PR_SCHED_CORE-getpid-timer_create-timer_settime detailed listing: executing program 0: r0 = getpgrp(0x0) sched_setaffinity(r0, 0x8, &(0x7f0000000040)=0x5) prlimit64(0x0, 0xe, &(0x7f0000000100)={0x8, 0x80000100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in sys_getsockopt validation run: crashed=true reproducing took 3h28m38.78621313s repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5844/3:b..l P5972/1:b..l rcu: (detected by 0, t=10502 jiffies, g=15297, q=229 ncpus=2) task:syz-executor state:R running task stack:21176 pid:5972 tgid:5972 ppid:5967 task_flags:0x400140 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5256 [inline] __schedule+0x14bc/0x5000 kernel/sched/core.c:6863 preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7190 irqentry_exit+0x5d8/0x660 kernel/entry/common.c:216 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:lock_release+0x2a6/0x3b0 kernel/locking/lockdep.c:5893 Code: 4d 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f7 44 24 20 00 02 00 00 75 52 f7 c3 00 02 00 00 74 01 fb 65 48 8b 05 da 07 e0 10 <48> 3b 44 24 28 75 75 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d e9 RSP: 0018:ffffc90003ce6a50 EFLAGS: 00000206 RAX: a10bc14a45d83800 RBX: 0000000000000202 RCX: a10bc14a45d83800 RDX: 0000000000000001 RSI: ffffffff8d978ed0 RDI: ffffffff8bc08360 RBP: ffff888030638b58 R08: ffffc90003ce7370 R09: ffffc90003ce6bd8 R10: dffffc0000000000 R11: fffff5200079cd7d R12: 0000000000000001 R13: 0000000000000001 R14: ffffffff8df419e0 R15: ffff888030638000 rcu_lock_release include/linux/rcupdate.h:341 [inline] rcu_read_unlock include/linux/rcupdate.h:897 [inline] class_rcu_destructor include/linux/rcupdate.h:1195 [inline] unwind_next_frame+0x19a9/0x2390 arch/x86/kernel/unwind_orc.c:680 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122 save_stack+0xf5/0x1f0 mm/page_owner.c:165 __set_page_owner+0x8d/0x4c0 mm/page_owner.c:341 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x234/0x290 mm/page_alloc.c:1846 prep_new_page mm/page_alloc.c:1854 [inline] get_page_from_freelist+0x2365/0x2440 mm/page_alloc.c:3915 __alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:5210 __alloc_pages_noprof mm/page_alloc.c:5244 [inline] alloc_pages_bulk_noprof+0x560/0x710 mm/page_alloc.c:5164 ___alloc_pages_bulk mm/kasan/shadow.c:345 [inline] __kasan_populate_vmalloc_do mm/kasan/shadow.c:370 [inline] __kasan_populate_vmalloc+0xc1/0x1d0 mm/kasan/shadow.c:424 kasan_populate_vmalloc include/linux/kasan.h:579 [inline] alloc_vmap_area+0xdc4/0x14e0 mm/vmalloc.c:2124 __get_vm_area_node+0x1f8/0x300 mm/vmalloc.c:3219 __vmalloc_node_range_noprof+0x371/0x16a0 mm/vmalloc.c:4011 __vmalloc_node_noprof mm/vmalloc.c:4111 [inline] vzalloc_noprof+0xb2/0xf0 mm/vmalloc.c:4189 alloc_counters+0xd3/0x6d0 net/ipv4/netfilter/ip_tables.c:799 copy_entries_to_user net/ipv4/netfilter/ip_tables.c:821 [inline] get_entries net/ipv4/netfilter/ip_tables.c:1022 [inline] do_ipt_get_ctl+0xaac/0x1180 net/ipv4/netfilter/ip_tables.c:1668 nf_getsockopt+0x26e/0x290 net/netfilter/nf_sockopt.c:116 ip_getsockopt+0x1c4/0x220 net/ipv4/ip_sockglue.c:1777 do_sock_getsockopt+0x2b4/0x3d0 net/socket.c:2383 __sys_getsockopt net/socket.c:2412 [inline] __do_sys_getsockopt net/socket.c:2419 [inline] __se_sys_getsockopt net/socket.c:2416 [inline] __x64_sys_getsockopt+0x1a5/0x250 net/socket.c:2416 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f494539148a RSP: 002b:00007ffd7327c0e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007ffd7327c170 RCX: 00007f494539148a RDX: 0000000000000041 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000003 R08: 00007ffd7327c10c R09: 00007ffd7327c527 R10: 00007ffd7327c170 R11: 0000000000000212 R12: 00007f49455b8be0 R13: 00007ffd7327c10c R14: 0000000000000000 R15: 00007f49455ba020 task:syz-execprog state:R running task stack:25416 pid:5844 tgid:5842 ppid:5841 task_flags:0x400040 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5256 [inline] __schedule+0x14bc/0x5000 kernel/sched/core.c:6863 preempt_schedule_common+0x83/0xd0 kernel/sched/core.c:7047 preempt_schedule+0xae/0xc0 kernel/sched/core.c:7071 preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12 __local_bh_enable_ip+0x13e/0x1c0 kernel/softirq.c:457 local_bh_enable include/linux/bottom_half.h:33 [inline] rcu_read_unlock_bh include/linux/rcupdate.h:936 [inline] __dev_queue_xmit+0x1955/0x3140 net/core/dev.c:4844 dev_queue_xmit include/linux/netdevice.h:3381 [inline] neigh_hh_output include/net/neighbour.h:540 [inline] neigh_output include/net/neighbour.h:554 [inline] ip_finish_output2+0xd03/0x1160 net/ipv4/ip_output.c:237 NF_HOOK_COND include/linux/netfilter.h:307 [inline] ip_output+0x29f/0x450 net/ipv4/ip_output.c:438 ip_local_out net/ipv4/ip_output.c:131 [inline] __ip_queue_xmit+0x118d/0x1c30 net/ipv4/ip_output.c:534 __tcp_transmit_skb+0x24f6/0x3aa0 net/ipv4/tcp_output.c:1631 tcp_transmit_skb net/ipv4/tcp_output.c:1649 [inline] tcp_write_xmit+0x16e8/0x6980 net/ipv4/tcp_output.c:3002 __tcp_push_pending_frames+0x97/0x380 net/ipv4/tcp_output.c:3185 tcp_sendmsg_locked+0x475a/0x5520 net/ipv4/tcp.c:1375 tcp_sendmsg+0x2f/0x50 net/ipv4/tcp.c:1412 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0xe5/0x270 net/socket.c:742 sock_write_iter+0x279/0x360 net/socket.c:1195 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x5c9/0xb30 fs/read_write.c:686 ksys_write+0x145/0x250 fs/read_write.c:738 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x40dd0e RSP: 002b:000000c001ccf3e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 000000000040dd0e RDX: 0000000000000140 RSI: 000000c001cb00c0 RDI: 0000000000000006 RBP: 000000c001ccf428 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 000000c001ccf558 R13: 00000000000000de R14: 000000c001c401c0 R15: 000000c001cb0000 rcu: rcu_preempt kthread starved for 10622 jiffies! g15297 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 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:27136 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5256 [inline] __schedule+0x14bc/0x5000 kernel/sched/core.c:6863 __schedule_loop kernel/sched/core.c:6945 [inline] schedule+0x165/0x360 kernel/sched/core.c:6960 schedule_timeout+0x12b/0x270 kernel/time/sleep_timeout.c:99 rcu_gp_fqs_loop+0x301/0x1540 kernel/rcu/tree.c:2083 rcu_gp_kthread+0x99/0x390 kernel/rcu/tree.c:2285 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:26 [inline] RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:109 [inline] RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:151 [inline] RIP: 0010:lock_acquire+0x147/0x340 kernel/locking/lockdep.c:5871 Code: c7 d0 8e 97 8d e8 99 59 bd 09 b8 ff ff ff ff 65 0f c1 05 bc 7f e0 10 83 f8 01 0f 85 c9 00 00 00 48 c7 44 24 30 00 00 00 00 9c <8f> 44 24 30 f7 44 24 30 00 02 00 00 0f 85 cd 00 00 00 f7 44 24 08 RSP: 0018:ffffc90000a085f0 EFLAGS: 00000046 RAX: 0000000000000001 RBX: 0000000000000000 RCX: 49dba109e817b000 RDX: 000000008eba6367 RSI: ffffffff8d978ed0 RDI: ffffffff8bc08360 RBP: ffffffff81743f85 R08: ffffffff81743f85 R09: ffffffff8df419e0 R10: dffffc0000000000 R11: ffffffff81ada000 R12: 0000000000000002 R13: ffffffff8df419e0 R14: 0000000000000000 R15: 0000000000000246 FS: 0000000000000000(0000) GS:ffff888125f35000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000040 CR3: 0000000072732000 CR4: 0000000000350ef0 Call Trace: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] rcu_read_lock include/linux/rcupdate.h:867 [inline] class_rcu_constructor include/linux/rcupdate.h:1195 [inline] unwind_next_frame+0xc2/0x2390 arch/x86/kernel/unwind_orc.c:479 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:56 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:77 kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:584 poison_slab_object mm/kasan/common.c:252 [inline] __kasan_slab_free+0x5c/0x80 mm/kasan/common.c:284 kasan_slab_free include/linux/kasan.h:234 [inline] slab_free_hook mm/slub.c:2540 [inline] slab_free mm/slub.c:6668 [inline] kmem_cache_free+0x197/0x620 mm/slub.c:6779 mac80211_hwsim_beacon_tx+0x3e8/0x870 drivers/net/wireless/virtual/mac80211_hwsim.c:2365 __iterate_interfaces+0x2ab/0x590 net/mac80211/util.c:761 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:797 mac80211_hwsim_beacon+0xbb/0x180 drivers/net/wireless/virtual/mac80211_hwsim.c:2395 __run_hrtimer kernel/time/hrtimer.c:1777 [inline] __hrtimer_run_queues+0x51c/0xc30 kernel/time/hrtimer.c:1841 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1858 handle_softirqs+0x27d/0x850 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:723 irq_exit_rcu+0x9/0x30 kernel/softirq.c:739 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:pv_native_safe_halt+0x13/0x20 arch/x86/kernel/paravirt.c:82 Code: 5e 93 b4 f5 cc cc cc 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 a0 0c 00 f3 0f 1e fa fb f4 33 93 b4 f5 cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90000197de0 EFLAGS: 000002c6 RAX: 49dba109e817b000 RBX: ffffffff81978eba RCX: 49dba109e817b000 RDX: 0000000000000001 RSI: ffffffff8d7921b8 RDI: ffffffff8bc08360 RBP: ffffc90000197f10 R08: ffff8880b87336db R09: 1ffff110170e66db R10: dffffc0000000000 R11: ffffed10170e66dc R12: ffffffff8f821e70 R13: 1ffff1100385fb70 R14: 0000000000000001 R15: 0000000000000001 arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline] default_idle+0x13/0x20 arch/x86/kernel/process.c:767 default_idle_call+0x73/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:191 [inline] do_idle+0x1ea/0x520 kernel/sched/idle.c:332 cpu_startup_entry+0x44/0x60 kernel/sched/idle.c:430 start_secondary+0x101/0x110 arch/x86/kernel/smpboot.c:312 common_startup_64+0x13e/0x147 final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5844/3:b..l P5972/1:b..l rcu: (detected by 0, t=10502 jiffies, g=15297, q=229 ncpus=2) task:syz-executor state:R running task stack:21176 pid:5972 tgid:5972 ppid:5967 task_flags:0x400140 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5256 [inline] __schedule+0x14bc/0x5000 kernel/sched/core.c:6863 preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7190 irqentry_exit+0x5d8/0x660 kernel/entry/common.c:216 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:lock_release+0x2a6/0x3b0 kernel/locking/lockdep.c:5893 Code: 4d 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f7 44 24 20 00 02 00 00 75 52 f7 c3 00 02 00 00 74 01 fb 65 48 8b 05 da 07 e0 10 <48> 3b 44 24 28 75 75 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d e9 RSP: 0018:ffffc90003ce6a50 EFLAGS: 00000206 RAX: a10bc14a45d83800 RBX: 0000000000000202 RCX: a10bc14a45d83800 RDX: 0000000000000001 RSI: ffffffff8d978ed0 RDI: ffffffff8bc08360 RBP: ffff888030638b58 R08: ffffc90003ce7370 R09: ffffc90003ce6bd8 R10: dffffc0000000000 R11: fffff5200079cd7d R12: 0000000000000001 R13: 0000000000000001 R14: ffffffff8df419e0 R15: ffff888030638000 rcu_lock_release include/linux/rcupdate.h:341 [inline] rcu_read_unlock include/linux/rcupdate.h:897 [inline] class_rcu_destructor include/linux/rcupdate.h:1195 [inline] unwind_next_frame+0x19a9/0x2390 arch/x86/kernel/unwind_orc.c:680 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122 save_stack+0xf5/0x1f0 mm/page_owner.c:165 __set_page_owner+0x8d/0x4c0 mm/page_owner.c:341 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x234/0x290 mm/page_alloc.c:1846 prep_new_page mm/page_alloc.c:1854 [inline] get_page_from_freelist+0x2365/0x2440 mm/page_alloc.c:3915 __alloc_frozen_pages_noprof+0x181/0x370 mm/page_alloc.c:5210 __alloc_pages_noprof mm/page_alloc.c:5244 [inline] alloc_pages_bulk_noprof+0x560/0x710 mm/page_alloc.c:5164 ___alloc_pages_bulk mm/kasan/shadow.c:345 [inline] __kasan_populate_vmalloc_do mm/kasan/shadow.c:370 [inline] __kasan_populate_vmalloc+0xc1/0x1d0 mm/kasan/shadow.c:424 kasan_populate_vmalloc include/linux/kasan.h:579 [inline] alloc_vmap_area+0xdc4/0x14e0 mm/vmalloc.c:2124 __get_vm_area_node+0x1f8/0x300 mm/vmalloc.c:3219 __vmalloc_node_range_noprof+0x371/0x16a0 mm/vmalloc.c:4011 __vmalloc_node_noprof mm/vmalloc.c:4111 [inline] vzalloc_noprof+0xb2/0xf0 mm/vmalloc.c:4189 alloc_counters+0xd3/0x6d0 net/ipv4/netfilter/ip_tables.c:799 copy_entries_to_user net/ipv4/netfilter/ip_tables.c:821 [inline] get_entries net/ipv4/netfilter/ip_tables.c:1022 [inline] do_ipt_get_ctl+0xaac/0x1180 net/ipv4/netfilter/ip_tables.c:1668 nf_getsockopt+0x26e/0x290 net/netfilter/nf_sockopt.c:116 ip_getsockopt+0x1c4/0x220 net/ipv4/ip_sockglue.c:1777 do_sock_getsockopt+0x2b4/0x3d0 net/socket.c:2383 __sys_getsockopt net/socket.c:2412 [inline] __do_sys_getsockopt net/socket.c:2419 [inline] __se_sys_getsockopt net/socket.c:2416 [inline] __x64_sys_getsockopt+0x1a5/0x250 net/socket.c:2416 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f494539148a RSP: 002b:00007ffd7327c0e8 EFLAGS: 00000212 ORIG_RAX: 0000000000000037 RAX: ffffffffffffffda RBX: 00007ffd7327c170 RCX: 00007f494539148a RDX: 0000000000000041 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000003 R08: 00007ffd7327c10c R09: 00007ffd7327c527 R10: 00007ffd7327c170 R11: 0000000000000212 R12: 00007f49455b8be0 R13: 00007ffd7327c10c R14: 0000000000000000 R15: 00007f49455ba020 task:syz-execprog state:R running task stack:25416 pid:5844 tgid:5842 ppid:5841 task_flags:0x400040 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5256 [inline] __schedule+0x14bc/0x5000 kernel/sched/core.c:6863 preempt_schedule_common+0x83/0xd0 kernel/sched/core.c:7047 preempt_schedule+0xae/0xc0 kernel/sched/core.c:7071 preempt_schedule_thunk+0x16/0x30 arch/x86/entry/thunk.S:12 __local_bh_enable_ip+0x13e/0x1c0 kernel/softirq.c:457 local_bh_enable include/linux/bottom_half.h:33 [inline] rcu_read_unlock_bh include/linux/rcupdate.h:936 [inline] __dev_queue_xmit+0x1955/0x3140 net/core/dev.c:4844 dev_queue_xmit include/linux/netdevice.h:3381 [inline] neigh_hh_output include/net/neighbour.h:540 [inline] neigh_output include/net/neighbour.h:554 [inline] ip_finish_output2+0xd03/0x1160 net/ipv4/ip_output.c:237 NF_HOOK_COND include/linux/netfilter.h:307 [inline] ip_output+0x29f/0x450 net/ipv4/ip_output.c:438 ip_local_out net/ipv4/ip_output.c:131 [inline] __ip_queue_xmit+0x118d/0x1c30 net/ipv4/ip_output.c:534 __tcp_transmit_skb+0x24f6/0x3aa0 net/ipv4/tcp_output.c:1631 tcp_transmit_skb net/ipv4/tcp_output.c:1649 [inline] tcp_write_xmit+0x16e8/0x6980 net/ipv4/tcp_output.c:3002 __tcp_push_pending_frames+0x97/0x380 net/ipv4/tcp_output.c:3185 tcp_sendmsg_locked+0x475a/0x5520 net/ipv4/tcp.c:1375 tcp_sendmsg+0x2f/0x50 net/ipv4/tcp.c:1412 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0xe5/0x270 net/socket.c:742 sock_write_iter+0x279/0x360 net/socket.c:1195 new_sync_write fs/read_write.c:593 [inline] vfs_write+0x5c9/0xb30 fs/read_write.c:686 ksys_write+0x145/0x250 fs/read_write.c:738 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x40dd0e RSP: 002b:000000c001ccf3e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 000000000040dd0e RDX: 0000000000000140 RSI: 000000c001cb00c0 RDI: 0000000000000006 RBP: 000000c001ccf428 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 000000c001ccf558 R13: 00000000000000de R14: 000000c001c401c0 R15: 000000c001cb0000 rcu: rcu_preempt kthread starved for 10622 jiffies! g15297 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 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:27136 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5256 [inline] __schedule+0x14bc/0x5000 kernel/sched/core.c:6863 __schedule_loop kernel/sched/core.c:6945 [inline] schedule+0x165/0x360 kernel/sched/core.c:6960 schedule_timeout+0x12b/0x270 kernel/time/sleep_timeout.c:99 rcu_gp_fqs_loop+0x301/0x1540 kernel/rcu/tree.c:2083 rcu_gp_kthread+0x99/0x390 kernel/rcu/tree.c:2285 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:26 [inline] RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:109 [inline] RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:151 [inline] RIP: 0010:lock_acquire+0x147/0x340 kernel/locking/lockdep.c:5871 Code: c7 d0 8e 97 8d e8 99 59 bd 09 b8 ff ff ff ff 65 0f c1 05 bc 7f e0 10 83 f8 01 0f 85 c9 00 00 00 48 c7 44 24 30 00 00 00 00 9c <8f> 44 24 30 f7 44 24 30 00 02 00 00 0f 85 cd 00 00 00 f7 44 24 08 RSP: 0018:ffffc90000a085f0 EFLAGS: 00000046 RAX: 0000000000000001 RBX: 0000000000000000 RCX: 49dba109e817b000 RDX: 000000008eba6367 RSI: ffffffff8d978ed0 RDI: ffffffff8bc08360 RBP: ffffffff81743f85 R08: ffffffff81743f85 R09: ffffffff8df419e0 R10: dffffc0000000000 R11: ffffffff81ada000 R12: 0000000000000002 R13: ffffffff8df419e0 R14: 0000000000000000 R15: 0000000000000246 FS: 0000000000000000(0000) GS:ffff888125f35000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000040 CR3: 0000000072732000 CR4: 0000000000350ef0 Call Trace: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] rcu_read_lock include/linux/rcupdate.h:867 [inline] class_rcu_constructor include/linux/rcupdate.h:1195 [inline] unwind_next_frame+0xc2/0x2390 arch/x86/kernel/unwind_orc.c:479 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x9c/0xe0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:56 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:77 kasan_save_free_info+0x46/0x50 mm/kasan/generic.c:584 poison_slab_object mm/kasan/common.c:252 [inline] __kasan_slab_free+0x5c/0x80 mm/kasan/common.c:284 kasan_slab_free include/linux/kasan.h:234 [inline] slab_free_hook mm/slub.c:2540 [inline] slab_free mm/slub.c:6668 [inline] kmem_cache_free+0x197/0x620 mm/slub.c:6779 mac80211_hwsim_beacon_tx+0x3e8/0x870 drivers/net/wireless/virtual/mac80211_hwsim.c:2365 __iterate_interfaces+0x2ab/0x590 net/mac80211/util.c:761 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:797 mac80211_hwsim_beacon+0xbb/0x180 drivers/net/wireless/virtual/mac80211_hwsim.c:2395 __run_hrtimer kernel/time/hrtimer.c:1777 [inline] __hrtimer_run_queues+0x51c/0xc30 kernel/time/hrtimer.c:1841 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1858 handle_softirqs+0x27d/0x850 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:723 irq_exit_rcu+0x9/0x30 kernel/softirq.c:739 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:pv_native_safe_halt+0x13/0x20 arch/x86/kernel/paravirt.c:82 Code: 5e 93 b4 f5 cc cc cc 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 a0 0c 00 f3 0f 1e fa fb f4 33 93 b4 f5 cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90000197de0 EFLAGS: 000002c6 RAX: 49dba109e817b000 RBX: ffffffff81978eba RCX: 49dba109e817b000 RDX: 0000000000000001 RSI: ffffffff8d7921b8 RDI: ffffffff8bc08360 RBP: ffffc90000197f10 R08: ffff8880b87336db R09: 1ffff110170e66db R10: dffffc0000000000 R11: ffffed10170e66dc R12: ffffffff8f821e70 R13: 1ffff1100385fb70 R14: 0000000000000001 R15: 0000000000000001 arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline] default_idle+0x13/0x20 arch/x86/kernel/process.c:767 default_idle_call+0x73/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:191 [inline] do_idle+0x1ea/0x520 kernel/sched/idle.c:332 cpu_startup_entry+0x44/0x60 kernel/sched/idle.c:430 start_secondary+0x101/0x110 arch/x86/kernel/smpboot.c:312 common_startup_64+0x13e/0x147