Extracting prog: 8m56.017512072s Minimizing prog: 2h33m54.094350143s Simplifying prog options: 0s Extracting C: 1m10.819972367s Simplifying C: 23m56.711415319s 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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI-ioctl$TIOCSTI-syz_io_uring_submit detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) ioctl$TIOCSTI(r1, 0x5412, 0x0) syz_io_uring_submit(0x0, 0x0, 0x0) program did not crash program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 1m40s testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs: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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI-ioctl$TIOCSTI-syz_io_uring_submit detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) ioctl$TIOCSTI(r1, 0x5412, 0x0) syz_io_uring_submit(0x0, 0x0, 0x0) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs: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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI-ioctl$TIOCSTI-syz_io_uring_submit detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) ioctl$TIOCSTI(r1, 0x5412, 0x0) syz_io_uring_submit(0x0, 0x0, 0x0) program crashed: general protection fault in h5_recv single: successfully extracted reproducer found reproducer with 12 syscalls minimizing guilty program testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) ioctl$TIOCSTI(r1, 0x5412, 0x0) program crashed: general protection fault in h5_recv testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program crashed: general protection fault in h5_recv testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) ioctl$TCFLSH(0xffffffffffffffff, 0x400455c8, 0x2) ioctl$TIOCSTI(0xffffffffffffffff, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0xf) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) ioctl$TCFLSH(r1, 0x400455c8, 0x2) ioctl$TIOCSTI(r1, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$TCFLSH(r1, 0x400455c8, 0x2) ioctl$TIOCSTI(r1, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) writev(0xffffffffffffffff, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f00000000c0)=0xf) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$TCFLSH(r1, 0x400455c8, 0x2) ioctl$TIOCSTI(r1, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(0x0, 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, 0x0, 0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{0x0}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash testing program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI program crashed: general protection fault in h5_recv simplifying C reproducer testing compiled C program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=7m58.481818546s, {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}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=7m58.481818546s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI program crashed: general protection fault in h5_recv testing compiled C program (duration=7m58.481818546s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI program crashed: general protection fault in h5_recv testing compiled C program (duration=7m58.481818546s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=7m58.481818546s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI program crashed: general protection fault in h5_recv testing compiled C program (duration=7m58.481818546s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI program crashed: general protection fault in h5_recv testing program (duration=7m58.481818546s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program crashed: general protection fault in h5_recv validation run: crashed=true testing program (duration=7m58.481818546s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program crashed: general protection fault in h5_recv validation run: crashed=true testing program (duration=7m58.481818546s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash validation run: crashed=false testing program (duration=7m58.481818546s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash validation run: crashed=false testing program (duration=7m58.481818546s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program did not crash validation run: crashed=false testing program (duration=7m58.481818546s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SCHED_CORE-prlimit64-openat$sequencer-syz_open_dev$sndmidi-writev-openat$ptmx-ioctl$TIOCSETD-fcntl$dupfd-ioctl$TCFLSH-ioctl$TIOCSTI detailed listing: executing program 0: prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0xf) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TCFLSH(r2, 0x400455c8, 0x2) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000040)=0xfc) program crashed: general protection fault in h5_recv validation run: crashed=true reproducing took 3h38m47.41364808s repro crashed as (corrupted=false): Oops: general protection fault, probably for non-canonical address 0xdffffc000000005f: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x00000000000002f8-0x00000000000002ff] CPU: 1 UID: 0 PID: 7301 Comm: syz.1.354 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:h5_recv+0x104/0x950 drivers/bluetooth/hci_h5.c:572 Code: c1 e8 03 4c 01 f0 48 89 44 24 08 48 8d 83 08 03 00 00 48 89 44 24 30 48 c1 e8 03 48 89 44 24 10 e8 11 ae 7b f9 48 8b 44 24 08 <80> 38 00 0f 85 ae 01 00 00 48 89 ea 48 89 e9 4c 8b bb f8 02 00 00 RSP: 0018:ffffc90006557bf0 EFLAGS: 00010293 RAX: dffffc000000005f RBX: 0000000000000000 RCX: ffffffff88415f4a RDX: ffff88802ca02480 RSI: ffffffff88415f8f RDI: 0000000000000005 RBP: ffffc90006557d78 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 R13: 0000000000000001 R14: dffffc0000000000 R15: ffffffff8c9079a0 FS: 00007f16695fe6c0(0000) GS:ffff8880d6b08000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f16695fdf98 CR3: 0000000052c1c000 CR4: 0000000000352ef0 Call Trace: hci_uart_tty_receive+0x254/0x7e0 drivers/bluetooth/hci_ldisc.c:627 tiocsti drivers/tty/tty_io.c:2290 [inline] tty_ioctl+0x583/0x1680 drivers/tty/tty_io.c:2706 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl fs/ioctl.c:583 [inline] __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1669f8efc9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f16695fe038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f166a1e6180 RCX: 00007f1669f8efc9 RDX: 0000200000000040 RSI: 0000000000005412 RDI: 0000000000000006 RBP: 00007f166a011f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f166a1e6218 R14: 00007f166a1e6180 R15: 00007ffc2b15f5c8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:h5_recv+0x104/0x950 drivers/bluetooth/hci_h5.c:572 Code: c1 e8 03 4c 01 f0 48 89 44 24 08 48 8d 83 08 03 00 00 48 89 44 24 30 48 c1 e8 03 48 89 44 24 10 e8 11 ae 7b f9 48 8b 44 24 08 <80> 38 00 0f 85 ae 01 00 00 48 89 ea 48 89 e9 4c 8b bb f8 02 00 00 RSP: 0018:ffffc90006557bf0 EFLAGS: 00010293 RAX: dffffc000000005f RBX: 0000000000000000 RCX: ffffffff88415f4a RDX: ffff88802ca02480 RSI: ffffffff88415f8f RDI: 0000000000000005 RBP: ffffc90006557d78 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 R13: 0000000000000001 R14: dffffc0000000000 R15: ffffffff8c9079a0 FS: 00007f16695fe6c0(0000) GS:ffff8880d6b08000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f16695fdf98 CR3: 0000000052c1c000 CR4: 0000000000352ef0 ---------------- Code disassembly (best guess): 0: c1 e8 03 shr $0x3,%eax 3: 4c 01 f0 add %r14,%rax 6: 48 89 44 24 08 mov %rax,0x8(%rsp) b: 48 8d 83 08 03 00 00 lea 0x308(%rbx),%rax 12: 48 89 44 24 30 mov %rax,0x30(%rsp) 17: 48 c1 e8 03 shr $0x3,%rax 1b: 48 89 44 24 10 mov %rax,0x10(%rsp) 20: e8 11 ae 7b f9 call 0xf97bae36 25: 48 8b 44 24 08 mov 0x8(%rsp),%rax * 2a: 80 38 00 cmpb $0x0,(%rax) <-- trapping instruction 2d: 0f 85 ae 01 00 00 jne 0x1e1 33: 48 89 ea mov %rbp,%rdx 36: 48 89 e9 mov %rbp,%rcx 39: 4c 8b bb f8 02 00 00 mov 0x2f8(%rbx),%r15 final repro crashed as (corrupted=false): Oops: general protection fault, probably for non-canonical address 0xdffffc000000005f: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x00000000000002f8-0x00000000000002ff] CPU: 1 UID: 0 PID: 7301 Comm: syz.1.354 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:h5_recv+0x104/0x950 drivers/bluetooth/hci_h5.c:572 Code: c1 e8 03 4c 01 f0 48 89 44 24 08 48 8d 83 08 03 00 00 48 89 44 24 30 48 c1 e8 03 48 89 44 24 10 e8 11 ae 7b f9 48 8b 44 24 08 <80> 38 00 0f 85 ae 01 00 00 48 89 ea 48 89 e9 4c 8b bb f8 02 00 00 RSP: 0018:ffffc90006557bf0 EFLAGS: 00010293 RAX: dffffc000000005f RBX: 0000000000000000 RCX: ffffffff88415f4a RDX: ffff88802ca02480 RSI: ffffffff88415f8f RDI: 0000000000000005 RBP: ffffc90006557d78 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 R13: 0000000000000001 R14: dffffc0000000000 R15: ffffffff8c9079a0 FS: 00007f16695fe6c0(0000) GS:ffff8880d6b08000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f16695fdf98 CR3: 0000000052c1c000 CR4: 0000000000352ef0 Call Trace: hci_uart_tty_receive+0x254/0x7e0 drivers/bluetooth/hci_ldisc.c:627 tiocsti drivers/tty/tty_io.c:2290 [inline] tty_ioctl+0x583/0x1680 drivers/tty/tty_io.c:2706 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl fs/ioctl.c:583 [inline] __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1669f8efc9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f16695fe038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f166a1e6180 RCX: 00007f1669f8efc9 RDX: 0000200000000040 RSI: 0000000000005412 RDI: 0000000000000006 RBP: 00007f166a011f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f166a1e6218 R14: 00007f166a1e6180 R15: 00007ffc2b15f5c8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:h5_recv+0x104/0x950 drivers/bluetooth/hci_h5.c:572 Code: c1 e8 03 4c 01 f0 48 89 44 24 08 48 8d 83 08 03 00 00 48 89 44 24 30 48 c1 e8 03 48 89 44 24 10 e8 11 ae 7b f9 48 8b 44 24 08 <80> 38 00 0f 85 ae 01 00 00 48 89 ea 48 89 e9 4c 8b bb f8 02 00 00 RSP: 0018:ffffc90006557bf0 EFLAGS: 00010293 RAX: dffffc000000005f RBX: 0000000000000000 RCX: ffffffff88415f4a RDX: ffff88802ca02480 RSI: ffffffff88415f8f RDI: 0000000000000005 RBP: ffffc90006557d78 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001 R13: 0000000000000001 R14: dffffc0000000000 R15: ffffffff8c9079a0 FS: 00007f16695fe6c0(0000) GS:ffff8880d6b08000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f16695fdf98 CR3: 0000000052c1c000 CR4: 0000000000352ef0 ---------------- Code disassembly (best guess): 0: c1 e8 03 shr $0x3,%eax 3: 4c 01 f0 add %r14,%rax 6: 48 89 44 24 08 mov %rax,0x8(%rsp) b: 48 8d 83 08 03 00 00 lea 0x308(%rbx),%rax 12: 48 89 44 24 30 mov %rax,0x30(%rsp) 17: 48 c1 e8 03 shr $0x3,%rax 1b: 48 89 44 24 10 mov %rax,0x10(%rsp) 20: e8 11 ae 7b f9 call 0xf97bae36 25: 48 8b 44 24 08 mov 0x8(%rsp),%rax * 2a: 80 38 00 cmpb $0x0,(%rax) <-- trapping instruction 2d: 0f 85 ae 01 00 00 jne 0x1e1 33: 48 89 ea mov %rbp,%rdx 36: 48 89 e9 mov %rbp,%rcx 39: 4c 8b bb f8 02 00 00 mov 0x2f8(%rbx),%r15