Extracting prog: 8m41.263501678s Minimizing prog: 2h39m9.242365814s Simplifying prog options: 18m13.650693757s Extracting C: 5m14.399354384s Simplifying C: 0s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: socket$inet_sctp(0x2, 0x1, 0x84) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash 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:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: socket$inet_sctp(0x2, 0x1, 0x84) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program crashed: WARNING in drm_crtc_wait_one_vblank single: successfully extracted reproducer found reproducer with 10 syscalls minimizing guilty program testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0 detailed listing: executing program 0: socket$inet_sctp(0x2, 0x1, 0x84) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: socket$inet_sctp(0x2, 0x1, 0x84) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: socket$inet_sctp(0x2, 0x1, 0x84) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r1, &(0x7f0000000000), 0x651, 0x0) r2 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r2, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: socket$inet_sctp(0x2, 0x1, 0x84) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r2 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r2, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-prlimit64-sched_setscheduler-getpid-sched_setscheduler-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: socket$inet_sctp(0x2, 0x1, 0x84) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r1 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r1, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-prlimit64-sched_setscheduler-getpid-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: socket$inet_sctp(0x2, 0x1, 0x84) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) getpid() socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r1, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r2 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r2, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-prlimit64-sched_setscheduler-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: socket$inet_sctp(0x2, 0x1, 0x84) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r1, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r2 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r2, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-prlimit64-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: socket$inet_sctp(0x2, 0x1, 0x84) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_sctp-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: socket$inet_sctp(0x2, 0x1, 0x84) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program crashed: WARNING in drm_crtc_wait_one_vblank testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r1 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r1, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, 0x0, 0x0, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, 0x0, 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO 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=8m58.925797338s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program did not crash testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program crashed: WARNING in drm_crtc_wait_one_vblank validation run: crashed=true testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program crashed: WARNING in drm_crtc_wait_one_vblank validation run: crashed=true testing program (duration=8m58.925797338s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-openat$fb0-ioctl$FBIOPUT_VSCREENINFO detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000480)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000000), 0x180300, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000040)={0x191, 0x258, 0x300, 0x3f, 0x32, 0x1, 0x0, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe07, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3}) program crashed: WARNING in drm_crtc_wait_one_vblank validation run: crashed=true reproducing took 3h22m35.398360088s repro crashed as (corrupted=false): ------------[ cut here ]------------ faux_driver vkms: [drm] vblank wait timed out on crtc 0 WARNING: drivers/gpu/drm/drm_vblank.c:1320 at drm_crtc_wait_one_vblank+0x357/0x500 drivers/gpu/drm/drm_vblank.c:1320, CPU#1: kworker/1:0/32 Modules linked in: CPU: 1 UID: 0 PID: 32 Comm: kworker/1:0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Workqueue: events drm_fb_helper_damage_work RIP: 0010:drm_crtc_wait_one_vblank+0x4b6/0x500 drivers/gpu/drm/drm_vblank.c:1320 Code: e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 4c 89 ef e8 fa bb bf fc 4d 8b 7d 00 48 89 df 4c 89 e6 4c 89 fa 44 89 f1 <67> 48 0f b9 3a 48 8b 3c 24 44 89 f6 e8 e9 f4 ff ff b8 92 ff ff ff RSP: 0018:ffffc90000a6f920 EFLAGS: 00010246 RAX: 1ffff11004e35400 RBX: ffffffff8fdaa9a0 RCX: 0000000000000000 RDX: ffffffff8be36a40 RSI: ffffffff8be530e0 RDI: ffffffff8fdaa9a0 RBP: ffffc90000a6fa08 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: fffffbfff1f9ecff R12: ffffffff8be530e0 R13: ffff8880271aa000 R14: 0000000000000000 R15: ffffffff8be36a40 FS: 0000000000000000(0000) GS:ffff888125b5b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000404030 CR3: 0000000038368000 CR4: 00000000003526f0 Call Trace: drm_client_modeset_wait_for_vblank+0xc5/0xf0 drivers/gpu/drm/drm_client_modeset.c:1331 drm_fb_helper_fb_dirty drivers/gpu/drm/drm_fb_helper.c:237 [inline] drm_fb_helper_damage_work+0x131/0x6f0 drivers/gpu/drm/drm_fb_helper.c:275 process_one_work+0x9a3/0x1710 kernel/workqueue.c:3312 process_scheduled_works kernel/workqueue.c:3403 [inline] worker_thread+0xba8/0x11e0 kernel/workqueue.c:3489 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 ---------------- Code disassembly (best guess): 0: e8 03 48 b9 00 call 0xb94808 5: 00 00 add %al,(%rax) 7: 00 00 add %al,(%rax) 9: fc cld a: ff lcall (bad) b: df 80 3c 08 00 74 filds 0x7400083c(%rax) 11: 08 4c 89 ef or %cl,-0x11(%rcx,%rcx,4) 15: e8 fa bb bf fc call 0xfcbfbc14 1a: 4d 8b 7d 00 mov 0x0(%r13),%r15 1e: 48 89 df mov %rbx,%rdi 21: 4c 89 e6 mov %r12,%rsi 24: 4c 89 fa mov %r15,%rdx 27: 44 89 f1 mov %r14d,%ecx * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: 48 8b 3c 24 mov (%rsp),%rdi 33: 44 89 f6 mov %r14d,%esi 36: e8 e9 f4 ff ff call 0xfffff524 3b: b8 92 ff ff ff mov $0xffffff92,%eax final repro crashed as (corrupted=false): ------------[ cut here ]------------ faux_driver vkms: [drm] vblank wait timed out on crtc 0 WARNING: drivers/gpu/drm/drm_vblank.c:1320 at drm_crtc_wait_one_vblank+0x357/0x500 drivers/gpu/drm/drm_vblank.c:1320, CPU#1: kworker/1:0/32 Modules linked in: CPU: 1 UID: 0 PID: 32 Comm: kworker/1:0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Workqueue: events drm_fb_helper_damage_work RIP: 0010:drm_crtc_wait_one_vblank+0x4b6/0x500 drivers/gpu/drm/drm_vblank.c:1320 Code: e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 4c 89 ef e8 fa bb bf fc 4d 8b 7d 00 48 89 df 4c 89 e6 4c 89 fa 44 89 f1 <67> 48 0f b9 3a 48 8b 3c 24 44 89 f6 e8 e9 f4 ff ff b8 92 ff ff ff RSP: 0018:ffffc90000a6f920 EFLAGS: 00010246 RAX: 1ffff11004e35400 RBX: ffffffff8fdaa9a0 RCX: 0000000000000000 RDX: ffffffff8be36a40 RSI: ffffffff8be530e0 RDI: ffffffff8fdaa9a0 RBP: ffffc90000a6fa08 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: fffffbfff1f9ecff R12: ffffffff8be530e0 R13: ffff8880271aa000 R14: 0000000000000000 R15: ffffffff8be36a40 FS: 0000000000000000(0000) GS:ffff888125b5b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000404030 CR3: 0000000038368000 CR4: 00000000003526f0 Call Trace: drm_client_modeset_wait_for_vblank+0xc5/0xf0 drivers/gpu/drm/drm_client_modeset.c:1331 drm_fb_helper_fb_dirty drivers/gpu/drm/drm_fb_helper.c:237 [inline] drm_fb_helper_damage_work+0x131/0x6f0 drivers/gpu/drm/drm_fb_helper.c:275 process_one_work+0x9a3/0x1710 kernel/workqueue.c:3312 process_scheduled_works kernel/workqueue.c:3403 [inline] worker_thread+0xba8/0x11e0 kernel/workqueue.c:3489 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 ---------------- Code disassembly (best guess): 0: e8 03 48 b9 00 call 0xb94808 5: 00 00 add %al,(%rax) 7: 00 00 add %al,(%rax) 9: fc cld a: ff lcall (bad) b: df 80 3c 08 00 74 filds 0x7400083c(%rax) 11: 08 4c 89 ef or %cl,-0x11(%rcx,%rcx,4) 15: e8 fa bb bf fc call 0xfcbfbc14 1a: 4d 8b 7d 00 mov 0x0(%r13),%r15 1e: 48 89 df mov %rbx,%rdi 21: 4c 89 e6 mov %r12,%rsi 24: 4c 89 fa mov %r15,%rdx 27: 44 89 f1 mov %r14d,%ecx * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: 48 8b 3c 24 mov (%rsp),%rdi 33: 44 89 f6 mov %r14d,%esi 36: e8 e9 f4 ff ff call 0xfffff524 3b: b8 92 ff ff ff mov $0xffffff92,%eax