Extracting prog: 33.790569975s Minimizing prog: 14m57.285835569s Simplifying prog options: 0s Extracting C: 25.462476297s Simplifying C: 4m31.511603677s extracting reproducer from 24 programs first checking the prog from the crash report single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-signalfd4-syz_open_procfs-pread64-ioctl$SECCOMP_IOCTL_NOTIF_RECV-open-getsockopt$sock_cred-setresuid-ioprio_set$pid-openat$nullb-sendfile-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) signalfd4(0xffffffffffffffff, &(0x7f0000000040), 0x8, 0x0) (async) r1 = syz_open_procfs(0x0, &(0x7f0000000040)='fdinfo/3\x00') pread64(r1, &(0x7f0000000080)=""/237, 0xed, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, 0x0) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setresuid(r2, r2, r2) (async) ioprio_set$pid(0x1, 0x0, 0x0) (async) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x282, 0x0) sendfile(r3, r3, 0x0, 0x40008) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program crashed: BUG: stack guard page was hit in sys_open single: successfully extracted reproducer found reproducer with 15 syscalls minimizing guilty program 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-signalfd4-syz_open_procfs-pread64-ioctl$SECCOMP_IOCTL_NOTIF_RECV-open-getsockopt$sock_cred-setresuid-ioprio_set$pid-openat$nullb-sendfile detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) signalfd4(0xffffffffffffffff, &(0x7f0000000040), 0x8, 0x0) (async) r0 = syz_open_procfs(0x0, &(0x7f0000000040)='fdinfo/3\x00') pread64(r0, &(0x7f0000000080)=""/237, 0xed, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, 0x0) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setresuid(r1, r1, r1) (async) ioprio_set$pid(0x1, 0x0, 0x0) (async) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x282, 0x0) sendfile(r2, r2, 0x0, 0x40008) (async) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-signalfd4-syz_open_procfs-pread64-ioctl$SECCOMP_IOCTL_NOTIF_RECV-open-getsockopt$sock_cred-setresuid-ioprio_set$pid-openat$nullb-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) signalfd4(0xffffffffffffffff, &(0x7f0000000040), 0x8, 0x0) (async) r1 = syz_open_procfs(0x0, &(0x7f0000000040)='fdinfo/3\x00') pread64(r1, &(0x7f0000000080)=""/237, 0xed, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, 0x0) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setresuid(r2, r2, r2) (async) ioprio_set$pid(0x1, 0x0, 0x0) (async) openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x282, 0x0) write$binfmt_script(r0, 0x0, 0xffffff3c) program crashed: BUG: stack guard page was hit in sys_open 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-signalfd4-syz_open_procfs-pread64-ioctl$SECCOMP_IOCTL_NOTIF_RECV-open-getsockopt$sock_cred-setresuid-ioprio_set$pid-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) signalfd4(0xffffffffffffffff, &(0x7f0000000040), 0x8, 0x0) (async) r1 = syz_open_procfs(0x0, &(0x7f0000000040)='fdinfo/3\x00') pread64(r1, &(0x7f0000000080)=""/237, 0xed, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, 0x0) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setresuid(r2, r2, r2) (async) ioprio_set$pid(0x1, 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program crashed: BUG: stack guard page was hit in sys_open 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-signalfd4-syz_open_procfs-pread64-ioctl$SECCOMP_IOCTL_NOTIF_RECV-open-getsockopt$sock_cred-setresuid-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) signalfd4(0xffffffffffffffff, &(0x7f0000000040), 0x8, 0x0) (async) r1 = syz_open_procfs(0x0, &(0x7f0000000040)='fdinfo/3\x00') pread64(r1, &(0x7f0000000080)=""/237, 0xed, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, 0x0) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setresuid(r2, r2, r2) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program crashed: BUG: stack guard page was hit in sys_open 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-signalfd4-syz_open_procfs-pread64-ioctl$SECCOMP_IOCTL_NOTIF_RECV-open-getsockopt$sock_cred-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) signalfd4(0xffffffffffffffff, &(0x7f0000000040), 0x8, 0x0) (async) r1 = syz_open_procfs(0x0, &(0x7f0000000040)='fdinfo/3\x00') pread64(r1, &(0x7f0000000080)=""/237, 0xed, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, 0x0) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000240), &(0x7f0000000280)=0x5) write$binfmt_script(r0, 0x0, 0xffffff3c) program crashed: BUG: stack guard page was hit in sys_open 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-signalfd4-syz_open_procfs-pread64-ioctl$SECCOMP_IOCTL_NOTIF_RECV-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) signalfd4(0xffffffffffffffff, &(0x7f0000000040), 0x8, 0x0) (async) r1 = syz_open_procfs(0x0, &(0x7f0000000040)='fdinfo/3\x00') pread64(r1, &(0x7f0000000080)=""/237, 0xed, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, 0x0) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program crashed: BUG: stack guard page was hit in sys_open 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-signalfd4-syz_open_procfs-pread64-ioctl$SECCOMP_IOCTL_NOTIF_RECV-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) signalfd4(0xffffffffffffffff, &(0x7f0000000040), 0x8, 0x0) (async) r1 = syz_open_procfs(0x0, &(0x7f0000000040)='fdinfo/3\x00') pread64(r1, &(0x7f0000000080)=""/237, 0xed, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, 0x0) write$binfmt_script(r0, 0x0, 0xffffff3c) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-signalfd4-syz_open_procfs-pread64-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) signalfd4(0xffffffffffffffff, &(0x7f0000000040), 0x8, 0x0) (async) r1 = syz_open_procfs(0x0, &(0x7f0000000040)='fdinfo/3\x00') pread64(r1, &(0x7f0000000080)=""/237, 0xed, 0x0) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program crashed: BUG: stack guard page was hit in sys_open 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-signalfd4-syz_open_procfs-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) signalfd4(0xffffffffffffffff, &(0x7f0000000040), 0x8, 0x0) (async) syz_open_procfs(0x0, &(0x7f0000000040)='fdinfo/3\x00') open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program crashed: BUG: stack guard page was hit in sys_open 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-signalfd4-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) signalfd4(0xffffffffffffffff, &(0x7f0000000040), 0x8, 0x0) (async) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program crashed: BUG: stack guard page was hit in sys_open 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program crashed: BUG: stack guard page was hit in sys_open 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(0xffffffffffffffff, 0x0, 0xffffff3c) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-open-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-chdir-open-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount$9p_virtio-chdir-open-open-write$binfmt_script detailed listing: executing program 0: mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) write$binfmt_script(r0, 0x0, 0xffffff3c) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, 0x0, 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(0x0, &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), 0x0, &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', 0x0, 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(0x0) r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(0x0, 0x105c42, 0x5) open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program did not crash 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0) mount$9p_virtio(&(0x7f00000001c0), &(0x7f0000000480)='./file0\x00', &(0x7f00000002c0), 0x2200800, 0x0) chdir(&(0x7f0000000100)='./file0\x00') r0 = open(&(0x7f00000024c0)='./file0\x00', 0x105c42, 0x5) open(0x0, 0x0, 0x0) (async) write$binfmt_script(r0, 0x0, 0xffffff3c) program did not crash extracting C reproducer testing compiled C 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script program crashed: BUG: stack guard page was hit in sys_open simplifying C reproducer testing compiled C program (duration=30s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script program did not crash testing compiled C program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script program did not crash testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script program crashed: BUG: stack guard page was hit in sys_open testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script program crashed: BUG: stack guard page was hit in sys_open testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script program crashed: BUG: stack guard page was hit in sys_open testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script program crashed: BUG: stack guard page was hit in sys_open testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script program crashed: BUG: stack guard page was hit in sys_open testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$9p_virtio-chdir-open-open-write$binfmt_script program crashed: BUG: stack guard page was hit in sys_open reproducing took 20m28.050506072s repro crashed as (corrupted=false): BUG: TASK stack guard page was hit at ffffc90005abfff8 (stack is ffffc90005ac0000..ffffc90005ac8000) Oops: stack guard page: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 6005 Comm: syz-executor698 Not tainted 6.12.0-rc7-syzkaller-00189-ge8bdb3c8be08 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:mark_lock+0xb0/0xc60 kernel/locking/lockdep.c:4703 Code: fe 09 0f 87 e3 00 00 00 41 83 fe 08 49 89 fc 48 89 f3 0f 84 97 00 00 00 41 bd 01 00 00 00 44 89 f1 41 d3 e5 4d 63 ed 48 89 df cb 6b ff ff 48 ba 00 00 00 00 00 fc ff df 48 8d 78 60 48 89 f9 RSP: 0018:ffffc90005ac0000 EFLAGS: 00010002 RAX: 0000000000000000 RBX: ffff888029b953b0 RCX: 0000000000000003 RDX: 0000000000000002 RSI: ffff888029b953b0 RDI: ffff888029b953b0 RBP: ffffc90005ac0138 R08: 0000000000000000 R09: 0000000000000006 R10: ffffffff96e2ed1f R11: 0000000000000002 R12: ffff888029b94880 R13: 0000000000000200 R14: 0000000000000009 R15: 1ffff92000b58006 FS: 00007f59e396f6c0(0000) GS:ffff88806a600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90005abfff8 CR3: 000000003c6a2000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <#DF> mark_usage kernel/locking/lockdep.c:4646 [inline] __lock_acquire+0x906/0x3ce0 kernel/locking/lockdep.c:5156 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5825 rcu_lock_acquire include/linux/rcupdate.h:337 [inline] rcu_read_lock include/linux/rcupdate.h:849 [inline] page_ext_get+0x3a/0x310 mm/page_ext.c:525 __set_page_owner+0x96/0x560 mm/page_owner.c:322 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x2d1/0x350 mm/page_alloc.c:1556 prep_new_page mm/page_alloc.c:1564 [inline] get_page_from_freelist+0xfce/0x2f80 mm/page_alloc.c:3474 __alloc_pages_noprof+0x223/0x25a0 mm/page_alloc.c:4750 alloc_pages_mpol_noprof+0x2c9/0x610 mm/mempolicy.c:2265 alloc_slab_page mm/slub.c:2412 [inline] allocate_slab mm/slub.c:2578 [inline] new_slab+0x2c9/0x410 mm/slub.c:2631 ___slab_alloc+0xdac/0x1880 mm/slub.c:3818 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3908 __slab_alloc_node mm/slub.c:3961 [inline] slab_alloc_node mm/slub.c:4122 [inline] kmem_cache_alloc_noprof+0x2a7/0x2f0 mm/slub.c:4141 p9_tag_alloc+0x9c/0x870 net/9p/client.c:281 p9_client_prepare_req+0x19f/0x4d0 net/9p/client.c:644 p9_client_zc_rpc.constprop.0+0x105/0x880 net/9p/client.c:793 p9_client_read_once+0x443/0x820 net/9p/client.c:1570 p9_client_read+0x13f/0x1b0 net/9p/client.c:1534 v9fs_issue_read+0x115/0x310 fs/9p/vfs_addr.c:74 netfs_retry_read_subrequests fs/netfs/read_retry.c:60 [inline] netfs_retry_reads+0x153a/0x1d00 fs/netfs/read_retry.c:232 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_dispatch_unbuffered_reads fs/netfs/direct_read.c:103 [inline] netfs_unbuffered_read fs/netfs/direct_read.c:127 [inline] netfs_unbuffered_read_iter_locked+0x12f6/0x19b0 fs/netfs/direct_read.c:221 netfs_unbuffered_read_iter+0xc5/0x100 fs/netfs/direct_read.c:256 v9fs_file_read_iter+0xbf/0x100 fs/9p/vfs_file.c:361 __kernel_read+0x3f1/0xb50 fs/read_write.c:527 integrity_kernel_read+0x7f/0xb0 security/integrity/iint.c:28 ima_calc_file_hash_tfm+0x2c9/0x3e0 security/integrity/ima/ima_crypto.c:480 ima_calc_file_shash security/integrity/ima/ima_crypto.c:511 [inline] ima_calc_file_hash+0x1ba/0x490 security/integrity/ima/ima_crypto.c:568 ima_collect_measurement+0x89f/0xa40 security/integrity/ima/ima_api.c:293 process_measurement+0x1271/0x2370 security/integrity/ima/ima_main.c:372 ima_file_check+0xc1/0x110 security/integrity/ima/ima_main.c:572 security_file_post_open+0x8e/0x210 security/security.c:3129 do_open fs/namei.c:3776 [inline] path_openat+0x1419/0x2d60 fs/namei.c:3933 do_filp_open+0x1dc/0x430 fs/namei.c:3960 do_sys_openat2+0x17a/0x1e0 fs/open.c:1415 do_sys_open fs/open.c:1430 [inline] __do_sys_open fs/open.c:1438 [inline] __se_sys_open fs/open.c:1434 [inline] __x64_sys_open+0x154/0x1e0 fs/open.c:1434 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f59e39b43e9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f59e396f218 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007f59e3a3e308 RCX: 00007f59e39b43e9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000140 RBP: 00007f59e3a3e300 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f59e3a3e30c R13: 00007f59e3a0b074 R14: 0030656c69662f2e R15: 00000000ffffff3c Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:mark_lock+0xb0/0xc60 kernel/locking/lockdep.c:4703 Code: fe 09 0f 87 e3 00 00 00 41 83 fe 08 49 89 fc 48 89 f3 0f 84 97 00 00 00 41 bd 01 00 00 00 44 89 f1 41 d3 e5 4d 63 ed 48 89 df cb 6b ff ff 48 ba 00 00 00 00 00 fc ff df 48 8d 78 60 48 89 f9 RSP: 0018:ffffc90005ac0000 EFLAGS: 00010002 RAX: 0000000000000000 RBX: ffff888029b953b0 RCX: 0000000000000003 RDX: 0000000000000002 RSI: ffff888029b953b0 RDI: ffff888029b953b0 RBP: ffffc90005ac0138 R08: 0000000000000000 R09: 0000000000000006 R10: ffffffff96e2ed1f R11: 0000000000000002 R12: ffff888029b94880 R13: 0000000000000200 R14: 0000000000000009 R15: 1ffff92000b58006 FS: 00007f59e396f6c0(0000) GS:ffff88806a600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90005abfff8 CR3: 000000003c6a2000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: fe 09 decb (%rcx) 2: 0f 87 e3 00 00 00 ja 0xeb 8: 41 83 fe 08 cmp $0x8,%r14d c: 49 89 fc mov %rdi,%r12 f: 48 89 f3 mov %rsi,%rbx 12: 0f 84 97 00 00 00 je 0xaf 18: 41 bd 01 00 00 00 mov $0x1,%r13d 1e: 44 89 f1 mov %r14d,%ecx 21: 41 d3 e5 shl %cl,%r13d 24: 4d 63 ed movslq %r13d,%r13 27: 48 89 df mov %rbx,%rdi * 2a: e8 cb 6b ff ff call 0xffff6bfa <-- trapping instruction 2f: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx 36: fc ff df 39: 48 8d 78 60 lea 0x60(%rax),%rdi 3d: 48 89 f9 mov %rdi,%rcx final repro crashed as (corrupted=false): BUG: TASK stack guard page was hit at ffffc90005abfff8 (stack is ffffc90005ac0000..ffffc90005ac8000) Oops: stack guard page: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 6005 Comm: syz-executor698 Not tainted 6.12.0-rc7-syzkaller-00189-ge8bdb3c8be08 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:mark_lock+0xb0/0xc60 kernel/locking/lockdep.c:4703 Code: fe 09 0f 87 e3 00 00 00 41 83 fe 08 49 89 fc 48 89 f3 0f 84 97 00 00 00 41 bd 01 00 00 00 44 89 f1 41 d3 e5 4d 63 ed 48 89 df cb 6b ff ff 48 ba 00 00 00 00 00 fc ff df 48 8d 78 60 48 89 f9 RSP: 0018:ffffc90005ac0000 EFLAGS: 00010002 RAX: 0000000000000000 RBX: ffff888029b953b0 RCX: 0000000000000003 RDX: 0000000000000002 RSI: ffff888029b953b0 RDI: ffff888029b953b0 RBP: ffffc90005ac0138 R08: 0000000000000000 R09: 0000000000000006 R10: ffffffff96e2ed1f R11: 0000000000000002 R12: ffff888029b94880 R13: 0000000000000200 R14: 0000000000000009 R15: 1ffff92000b58006 FS: 00007f59e396f6c0(0000) GS:ffff88806a600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90005abfff8 CR3: 000000003c6a2000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <#DF> mark_usage kernel/locking/lockdep.c:4646 [inline] __lock_acquire+0x906/0x3ce0 kernel/locking/lockdep.c:5156 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5825 rcu_lock_acquire include/linux/rcupdate.h:337 [inline] rcu_read_lock include/linux/rcupdate.h:849 [inline] page_ext_get+0x3a/0x310 mm/page_ext.c:525 __set_page_owner+0x96/0x560 mm/page_owner.c:322 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0x2d1/0x350 mm/page_alloc.c:1556 prep_new_page mm/page_alloc.c:1564 [inline] get_page_from_freelist+0xfce/0x2f80 mm/page_alloc.c:3474 __alloc_pages_noprof+0x223/0x25a0 mm/page_alloc.c:4750 alloc_pages_mpol_noprof+0x2c9/0x610 mm/mempolicy.c:2265 alloc_slab_page mm/slub.c:2412 [inline] allocate_slab mm/slub.c:2578 [inline] new_slab+0x2c9/0x410 mm/slub.c:2631 ___slab_alloc+0xdac/0x1880 mm/slub.c:3818 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3908 __slab_alloc_node mm/slub.c:3961 [inline] slab_alloc_node mm/slub.c:4122 [inline] kmem_cache_alloc_noprof+0x2a7/0x2f0 mm/slub.c:4141 p9_tag_alloc+0x9c/0x870 net/9p/client.c:281 p9_client_prepare_req+0x19f/0x4d0 net/9p/client.c:644 p9_client_zc_rpc.constprop.0+0x105/0x880 net/9p/client.c:793 p9_client_read_once+0x443/0x820 net/9p/client.c:1570 p9_client_read+0x13f/0x1b0 net/9p/client.c:1534 v9fs_issue_read+0x115/0x310 fs/9p/vfs_addr.c:74 netfs_retry_read_subrequests fs/netfs/read_retry.c:60 [inline] netfs_retry_reads+0x153a/0x1d00 fs/netfs/read_retry.c:232 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_retry_reads+0x155e/0x1d00 fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 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fs/netfs/read_retry.c:235 netfs_rreq_assess+0x5d3/0x870 fs/netfs/read_collect.c:371 netfs_rreq_terminated+0xe5/0x110 fs/netfs/read_collect.c:407 netfs_dispatch_unbuffered_reads fs/netfs/direct_read.c:103 [inline] netfs_unbuffered_read fs/netfs/direct_read.c:127 [inline] netfs_unbuffered_read_iter_locked+0x12f6/0x19b0 fs/netfs/direct_read.c:221 netfs_unbuffered_read_iter+0xc5/0x100 fs/netfs/direct_read.c:256 v9fs_file_read_iter+0xbf/0x100 fs/9p/vfs_file.c:361 __kernel_read+0x3f1/0xb50 fs/read_write.c:527 integrity_kernel_read+0x7f/0xb0 security/integrity/iint.c:28 ima_calc_file_hash_tfm+0x2c9/0x3e0 security/integrity/ima/ima_crypto.c:480 ima_calc_file_shash security/integrity/ima/ima_crypto.c:511 [inline] ima_calc_file_hash+0x1ba/0x490 security/integrity/ima/ima_crypto.c:568 ima_collect_measurement+0x89f/0xa40 security/integrity/ima/ima_api.c:293 process_measurement+0x1271/0x2370 security/integrity/ima/ima_main.c:372 ima_file_check+0xc1/0x110 security/integrity/ima/ima_main.c:572 security_file_post_open+0x8e/0x210 security/security.c:3129 do_open fs/namei.c:3776 [inline] path_openat+0x1419/0x2d60 fs/namei.c:3933 do_filp_open+0x1dc/0x430 fs/namei.c:3960 do_sys_openat2+0x17a/0x1e0 fs/open.c:1415 do_sys_open fs/open.c:1430 [inline] __do_sys_open fs/open.c:1438 [inline] __se_sys_open fs/open.c:1434 [inline] __x64_sys_open+0x154/0x1e0 fs/open.c:1434 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f59e39b43e9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f59e396f218 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007f59e3a3e308 RCX: 00007f59e39b43e9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000140 RBP: 00007f59e3a3e300 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f59e3a3e30c R13: 00007f59e3a0b074 R14: 0030656c69662f2e R15: 00000000ffffff3c Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:mark_lock+0xb0/0xc60 kernel/locking/lockdep.c:4703 Code: fe 09 0f 87 e3 00 00 00 41 83 fe 08 49 89 fc 48 89 f3 0f 84 97 00 00 00 41 bd 01 00 00 00 44 89 f1 41 d3 e5 4d 63 ed 48 89 df cb 6b ff ff 48 ba 00 00 00 00 00 fc ff df 48 8d 78 60 48 89 f9 RSP: 0018:ffffc90005ac0000 EFLAGS: 00010002 RAX: 0000000000000000 RBX: ffff888029b953b0 RCX: 0000000000000003 RDX: 0000000000000002 RSI: ffff888029b953b0 RDI: ffff888029b953b0 RBP: ffffc90005ac0138 R08: 0000000000000000 R09: 0000000000000006 R10: ffffffff96e2ed1f R11: 0000000000000002 R12: ffff888029b94880 R13: 0000000000000200 R14: 0000000000000009 R15: 1ffff92000b58006 FS: 00007f59e396f6c0(0000) GS:ffff88806a600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90005abfff8 CR3: 000000003c6a2000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: fe 09 decb (%rcx) 2: 0f 87 e3 00 00 00 ja 0xeb 8: 41 83 fe 08 cmp $0x8,%r14d c: 49 89 fc mov %rdi,%r12 f: 48 89 f3 mov %rsi,%rbx 12: 0f 84 97 00 00 00 je 0xaf 18: 41 bd 01 00 00 00 mov $0x1,%r13d 1e: 44 89 f1 mov %r14d,%ecx 21: 41 d3 e5 shl %cl,%r13d 24: 4d 63 ed movslq %r13d,%r13 27: 48 89 df mov %rbx,%rdi * 2a: e8 cb 6b ff ff call 0xffff6bfa <-- trapping instruction 2f: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx 36: fc ff df 39: 48 8d 78 60 lea 0x60(%rax),%rdi 3d: 48 89 f9 mov %rdi,%rcx