Extracting prog: 2m10.870357165s
Minimizing prog: 20m27.509074236s
Simplifying prog options: 0s
Extracting C: 1m6.843457671s
Simplifying C: 7m40.043384248s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs: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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program crashed: WARNING in bfs_rename
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-rename-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(0x0, 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(0x0, 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(0x0, &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', 0x0)
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(0x0, 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(0x0, 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(0x0, &(0x7f0000000240)='./file0\x00')

program did not crash
testing program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
detailed listing:
executing program 0:
syz_mount_image$bfs(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, &(0x7f0000002500)=ANY=[@ANYBLOB="9fcef773371e4e035a4ff190bea4efd68642046c23be8a9aae70a0043860f98931e9a9d2a4cb9b6cbfab8d88542eafc9851179a8bc28dad0fbfc05804b2b"], 0x1, 0x8a, &(0x7f0000000180)="$eJzszqENAkEUBNDhDKhrAEEH1wOlECQ4FISEimiFEugAgcUcYsGsxCy5vJf8n0zGzO11XaZPxksyVg7H026zLz9MUpdknmSRZNWX/FiXbvbp78/z9nut9wIAAL/rMtR5aDYGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4A+9AwAA///rYCNS")
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='./file0\x00')
syz_mount_image$msdos(&(0x7f0000000180), &(0x7f0000000100)='.\x00', 0x1a4243c, &(0x7f0000000a00)=ANY=[@ANYRES16, @ANYRESOCT, @ANYRESOCT, @ANYRES8, @ANYRESOCT=0x0, @ANYBLOB="defdd6f24cb9acb7fe0b0dc92a093135912ebef426731ffe88138f2b03791edb32e2ba3924188f2c07da77a1d75290af3db49e3aeedbaabdfc897ff5feb67e05cb1f923278506034c99285994c8d2a07e7732f9e4666bedc57efbc75eda531e10945eab9810dce4df5cb4468fee9df15bad908ce6d2cf900c4541ebe94681428ac2202f0132ddfd00bb4d24ace8c513914431814c2", @ANYRES32, @ANYRESOCT, @ANYRES16, @ANYRESOCT], 0x0, 0x0, &(0x7f0000000000))
mknod$loop(&(0x7f0000000040)='./file0\x00', 0x0, 0x0)
open(&(0x7f0000000040)='./bus\x00', 0x145142, 0x0)
rename(&(0x7f00000001c0)='./bus\x00', 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
program crashed: WARNING in bfs_rename
simplifying C reproducer
testing compiled C program (duration=49.094019579s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
program crashed: WARNING in bfs_rename
testing compiled C program (duration=49.094019579s, {Threaded:false 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}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
program crashed: WARNING in bfs_rename
testing compiled C program (duration=49.094019579s, {Threaded:false Repeat:false 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}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
program crashed: WARNING in bfs_rename
testing compiled C program (duration=49.094019579s, {Threaded:false Repeat:false 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}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
program crashed: WARNING in bfs_rename
testing compiled C program (duration=49.094019579s, {Threaded:false Repeat:false 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}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
program crashed: WARNING in bfs_rename
testing compiled C program (duration=49.094019579s, {Threaded:false Repeat:false 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}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
program crashed: WARNING in bfs_rename
testing compiled C program (duration=49.094019579s, {Threaded:false Repeat:false 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}}): syz_mount_image$bfs-mknod$loop-open-rename-syz_mount_image$msdos-mknod$loop-open-rename
program crashed: WARNING in bfs_rename
reproducing took 31m25.26628991s
repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 64
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5814 at fs/inode.c:407 drop_nlink+0xc4/0x110 fs/inode.c:407
Modules linked in:
CPU: 0 UID: 0 PID: 5814 Comm: syz-executor245 Not tainted 6.13.0-rc5-syzkaller-00161-g63676eefb7a0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:drop_nlink+0xc4/0x110 fs/inode.c:407
Code: bb 70 07 00 00 be 08 00 00 00 e8 37 3b e7 ff f0 48 ff 83 70 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 cc cc cc cc e8 8d 5b 83 ff 90 <0f> 0b 90 eb 83 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 5c ff ff ff
RSP: 0018:ffffc90003e37950 EFLAGS: 00010293
RAX: ffffffff821c1843 RBX: 1ffff1100f0ed9f8 RCX: ffff88802ca99e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff821c17c3 R09: 1ffffffff2030ad6
R10: dffffc0000000000 R11: fffffbfff2030ad7 R12: ffff88807876cfc0
R13: dffffc0000000000 R14: ffff88807876cf78 R15: dffffc0000000000
FS:  0000555580ccc380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe3e8c9e18 CR3: 0000000074d56000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 inode_dec_link_count include/linux/fs.h:2521 [inline]
 bfs_rename+0x44e/0x530 fs/bfs/dir.c:247
 vfs_rename+0xbdb/0xf00 fs/namei.c:5067
 do_renameat2+0xd94/0x13f0 fs/namei.c:5224
 __do_sys_rename fs/namei.c:5271 [inline]
 __se_sys_rename fs/namei.c:5269 [inline]
 __x64_sys_rename+0x82/0x90 fs/namei.c:5269
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f37098e5c79
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fffe8c26888 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f37098e5c79
RDX: ffffffffffffffb8 RSI: 0000000020000240 RDI: 00000000200001c0
RBP: 00007f370992f05e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000073 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fffe8c26a68 R14: 0000000000000001 R15: 0000000000000001
 </TASK>

final repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 64
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5814 at fs/inode.c:407 drop_nlink+0xc4/0x110 fs/inode.c:407
Modules linked in:
CPU: 0 UID: 0 PID: 5814 Comm: syz-executor245 Not tainted 6.13.0-rc5-syzkaller-00161-g63676eefb7a0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:drop_nlink+0xc4/0x110 fs/inode.c:407
Code: bb 70 07 00 00 be 08 00 00 00 e8 37 3b e7 ff f0 48 ff 83 70 07 00 00 5b 41 5c 41 5e 41 5f 5d c3 cc cc cc cc e8 8d 5b 83 ff 90 <0f> 0b 90 eb 83 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 5c ff ff ff
RSP: 0018:ffffc90003e37950 EFLAGS: 00010293
RAX: ffffffff821c1843 RBX: 1ffff1100f0ed9f8 RCX: ffff88802ca99e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff821c17c3 R09: 1ffffffff2030ad6
R10: dffffc0000000000 R11: fffffbfff2030ad7 R12: ffff88807876cfc0
R13: dffffc0000000000 R14: ffff88807876cf78 R15: dffffc0000000000
FS:  0000555580ccc380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe3e8c9e18 CR3: 0000000074d56000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 inode_dec_link_count include/linux/fs.h:2521 [inline]
 bfs_rename+0x44e/0x530 fs/bfs/dir.c:247
 vfs_rename+0xbdb/0xf00 fs/namei.c:5067
 do_renameat2+0xd94/0x13f0 fs/namei.c:5224
 __do_sys_rename fs/namei.c:5271 [inline]
 __se_sys_rename fs/namei.c:5269 [inline]
 __x64_sys_rename+0x82/0x90 fs/namei.c:5269
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f37098e5c79
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fffe8c26888 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f37098e5c79
RDX: ffffffffffffffb8 RSI: 0000000020000240 RDI: 00000000200001c0
RBP: 00007f370992f05e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000073 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fffe8c26a68 R14: 0000000000000001 R15: 0000000000000001
 </TASK>