Extracting prog: 1m10.88987533s
Minimizing prog: 13m41.100471362s
Simplifying prog options: 0s
Extracting C: 36.866584726s
Simplifying C: 4m58.986894259s


1 programs, timeouts [15s 1m40s 6m0s]
extracting reproducer from 1 programs
single: executing 1 programs separately with timeout 15s
testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program crashed: general protection fault in dir_rename_wrap
single: successfully extracted reproducer
found reproducer with 7 syscalls
minimizing guilty program
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(0xffffffffffffffff, &(0x7f0000000040)='./file1\x00', 0xffffffffffffffff, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', 0x0, &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), 0x0, 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, 0x0, 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, 0x0, r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, 0x0, 0x2) (async)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2)
openat$incfs(0xffffffffffffffff, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x0)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000140), &(0x7f00000001c0)='./file0\x00', 0x40000, &(0x7f0000000380)=ANY=[@ANYBLOB, @ANYRESHEX, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB, @ANYRESDEC=0x0, @ANYBLOB], 0x1, 0x0, 0x0)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000003c0)='./file1\x00', 0x0)
renameat2(r0, &(0x7f0000000040)='./file1\x00', r0, &(0x7f0000000080)='./bus\x00', 0x2) (async)
openat$incfs(0xffffffffffffffff, 0x0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
program crashed: general protection fault in dir_rename_wrap
simplifying C reproducer
testing compiled C program (duration=22.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
program did not crash
testing compiled C program (duration=22.5s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
program did not crash
testing compiled C program (duration=22.5s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
program did not crash
testing compiled C program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
program crashed: general protection fault in dir_rename_wrap
testing compiled C program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
program crashed: general protection fault in dir_rename_wrap
testing compiled C program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
program crashed: general protection fault in dir_rename_wrap
testing compiled C program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$incfs-syz_mount_image$fuse-openat$dir-mkdirat-renameat2-openat$incfs
program crashed: general protection fault in dir_rename_wrap
reproducing took 20m27.843859166s
repro crashed as (corrupted=false):
general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
CPU: 0 PID: 3990 Comm: syz-executor404 Not tainted 5.15.151-syzkaller-00127-g4edafe6c0231 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:dir_rename fs/incfs/vfs.c:1383 [inline]
RIP: 0010:dir_rename_wrap+0x256/0x720 fs/incfs/vfs.c:91
Code: 4c 8b 3c 24 e9 3e 04 00 00 e8 06 43 59 ff 31 db 4c 89 6c 24 18 48 83 c3 08 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 df e8 0c 7d 9b ff 4c 8b 2b 48 8b 5c 24 28
RSP: 0018:ffffc90007357940 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000008 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90007357a70 R08: ffffffff8216fe3d R09: fffff52000e6af19
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110241de103
R13: 1ffff110241de105 R14: ffff888120ef0818 R15: ffff888120ef0828
FS:  00007eff7d9e96c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000140 CR3: 0000000122b24000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 vfs_rename+0xd25/0x10e0 fs/namei.c:4832
 do_renameat2+0xb28/0x1480 fs/namei.c:4985
 __do_sys_renameat2 fs/namei.c:5018 [inline]
 __se_sys_renameat2 fs/namei.c:5015 [inline]
 __x64_sys_renameat2+0xdd/0xf0 fs/namei.c:5015
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7eff7da2b7f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 81 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:00007eff7d9e9218 EFLAGS: 00000246 ORIG_RAX: 000000000000013c
RAX: ffffffffffffffda RBX: 00007eff7dab33c8 RCX: 00007eff7da2b7f9
RDX: 0000000000000004 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007eff7dab33c0 R08: 0000000000000002 R09: 0000000000000000
R10: 0000000020000080 R11: 0000000000000246 R12: 00007eff7da800c4
R13: 0031656c69662f2e R14: 00007eff7da80070 R15: 676e69646e65702e
 </TASK>
Modules linked in:
---[ end trace e05f78c0b731c4d7 ]---
RIP: 0010:dir_rename fs/incfs/vfs.c:1383 [inline]
RIP: 0010:dir_rename_wrap+0x256/0x720 fs/incfs/vfs.c:91
Code: 4c 8b 3c 24 e9 3e 04 00 00 e8 06 43 59 ff 31 db 4c 89 6c 24 18 48 83 c3 08 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 df e8 0c 7d 9b ff 4c 8b 2b 48 8b 5c 24 28
RSP: 0018:ffffc90007357940 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000008 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90007357a70 R08: ffffffff8216fe3d R09: fffff52000e6af19
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110241de103
R13: 1ffff110241de105 R14: ffff888120ef0818 R15: ffff888120ef0828
FS:  00007eff7d9e96c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000140 CR3: 0000000122b24000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	4c 8b 3c 24          	mov    (%rsp),%r15
   4:	e9 3e 04 00 00       	jmp    0x447
   9:	e8 06 43 59 ff       	call   0xff594314
   e:	31 db                	xor    %ebx,%ebx
  10:	4c 89 6c 24 18       	mov    %r13,0x18(%rsp)
  15:	48 83 c3 08          	add    $0x8,%rbx
  19:	48 89 d8             	mov    %rbx,%rax
  1c:	48 c1 e8 03          	shr    $0x3,%rax
  20:	48 b9 00 00 00 00 00 	movabs $0xdffffc0000000000,%rcx
  27:	fc ff df
* 2a:	80 3c 08 00          	cmpb   $0x0,(%rax,%rcx,1) <-- trapping instruction
  2e:	74 08                	je     0x38
  30:	48 89 df             	mov    %rbx,%rdi
  33:	e8 0c 7d 9b ff       	call   0xff9b7d44
  38:	4c 8b 2b             	mov    (%rbx),%r13
  3b:	48 8b 5c 24 28       	mov    0x28(%rsp),%rbx

final repro crashed as (corrupted=false):
general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
CPU: 0 PID: 3990 Comm: syz-executor404 Not tainted 5.15.151-syzkaller-00127-g4edafe6c0231 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:dir_rename fs/incfs/vfs.c:1383 [inline]
RIP: 0010:dir_rename_wrap+0x256/0x720 fs/incfs/vfs.c:91
Code: 4c 8b 3c 24 e9 3e 04 00 00 e8 06 43 59 ff 31 db 4c 89 6c 24 18 48 83 c3 08 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 df e8 0c 7d 9b ff 4c 8b 2b 48 8b 5c 24 28
RSP: 0018:ffffc90007357940 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000008 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90007357a70 R08: ffffffff8216fe3d R09: fffff52000e6af19
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110241de103
R13: 1ffff110241de105 R14: ffff888120ef0818 R15: ffff888120ef0828
FS:  00007eff7d9e96c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000140 CR3: 0000000122b24000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 vfs_rename+0xd25/0x10e0 fs/namei.c:4832
 do_renameat2+0xb28/0x1480 fs/namei.c:4985
 __do_sys_renameat2 fs/namei.c:5018 [inline]
 __se_sys_renameat2 fs/namei.c:5015 [inline]
 __x64_sys_renameat2+0xdd/0xf0 fs/namei.c:5015
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7eff7da2b7f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 81 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:00007eff7d9e9218 EFLAGS: 00000246 ORIG_RAX: 000000000000013c
RAX: ffffffffffffffda RBX: 00007eff7dab33c8 RCX: 00007eff7da2b7f9
RDX: 0000000000000004 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007eff7dab33c0 R08: 0000000000000002 R09: 0000000000000000
R10: 0000000020000080 R11: 0000000000000246 R12: 00007eff7da800c4
R13: 0031656c69662f2e R14: 00007eff7da80070 R15: 676e69646e65702e
 </TASK>
Modules linked in:
---[ end trace e05f78c0b731c4d7 ]---
RIP: 0010:dir_rename fs/incfs/vfs.c:1383 [inline]
RIP: 0010:dir_rename_wrap+0x256/0x720 fs/incfs/vfs.c:91
Code: 4c 8b 3c 24 e9 3e 04 00 00 e8 06 43 59 ff 31 db 4c 89 6c 24 18 48 83 c3 08 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 df e8 0c 7d 9b ff 4c 8b 2b 48 8b 5c 24 28
RSP: 0018:ffffc90007357940 EFLAGS: 00010202
RAX: 0000000000000001 RBX: 0000000000000008 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90007357a70 R08: ffffffff8216fe3d R09: fffff52000e6af19
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110241de103
R13: 1ffff110241de105 R14: ffff888120ef0818 R15: ffff888120ef0828
FS:  00007eff7d9e96c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000140 CR3: 0000000122b24000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	4c 8b 3c 24          	mov    (%rsp),%r15
   4:	e9 3e 04 00 00       	jmp    0x447
   9:	e8 06 43 59 ff       	call   0xff594314
   e:	31 db                	xor    %ebx,%ebx
  10:	4c 89 6c 24 18       	mov    %r13,0x18(%rsp)
  15:	48 83 c3 08          	add    $0x8,%rbx
  19:	48 89 d8             	mov    %rbx,%rax
  1c:	48 c1 e8 03          	shr    $0x3,%rax
  20:	48 b9 00 00 00 00 00 	movabs $0xdffffc0000000000,%rcx
  27:	fc ff df
* 2a:	80 3c 08 00          	cmpb   $0x0,(%rax,%rcx,1) <-- trapping instruction
  2e:	74 08                	je     0x38
  30:	48 89 df             	mov    %rbx,%rdi
  33:	e8 0c 7d 9b ff       	call   0xff9b7d44
  38:	4c 8b 2b             	mov    (%rbx),%r13
  3b:	48 8b 5c 24 28       	mov    0x28(%rsp),%rbx