Extracting prog: 1m18.314585363s
Minimizing prog: 5m51.012489959s
Simplifying prog options: 0s
Extracting C: 45.762075736s
Simplifying C: 5m20.239018759s


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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
detailed listing:
executing program 0:
syz_mount_image$vfat(&(0x7f0000000400), &(0x7f0000000280)='./bus\x00', 0x204012, &(0x7f0000000500)=ANY=[@ANYBLOB="6e6f6e756d7461696c2c6e66732c73686f72746e616d653d6c6f7765722c757466383d312c64656275672c696f636861727365743d757466382c73686f72746e616d653d6d697865642c757466383d312c004845160000000000", @ANYRES64, @ANYRES16, @ANYRESHEX, @ANYRESDEC], 0x1, 0x2cb, &(0x7f0000000ac0)="$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")
mkdir(&(0x7f0000000180)='./bus\x00', 0x0)
mount$incfs(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='./bus\x00', &(0x7f0000000640), 0x0, 0x0)

program crashed: kernel BUG in may_delete
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=31.677800566s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir
detailed listing:
executing program 0:
syz_mount_image$vfat(&(0x7f0000000400), &(0x7f0000000280)='./bus\x00', 0x204012, &(0x7f0000000500)=ANY=[@ANYBLOB="6e6f6e756d7461696c2c6e66732c73686f72746e616d653d6c6f7765722c757466383d312c64656275672c696f636861727365743d757466382c73686f72746e616d653d6d697865642c757466383d312c004845160000000000", @ANYRES64, @ANYRES16, @ANYRESHEX, @ANYRESDEC], 0x1, 0x2cb, &(0x7f0000000ac0)="$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")
mkdir(&(0x7f0000000180)='./bus\x00', 0x0)

program did not crash
testing program (duration=31.677800566s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mount$incfs
detailed listing:
executing program 0:
syz_mount_image$vfat(&(0x7f0000000400), &(0x7f0000000280)='./bus\x00', 0x204012, &(0x7f0000000500)=ANY=[@ANYBLOB="6e6f6e756d7461696c2c6e66732c73686f72746e616d653d6c6f7765722c757466383d312c64656275672c696f636861727365743d757466382c73686f72746e616d653d6d697865642c757466383d312c004845160000000000", @ANYRES64, @ANYRES16, @ANYRESHEX, @ANYRESDEC], 0x1, 0x2cb, &(0x7f0000000ac0)="$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")
mount$incfs(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='./bus\x00', &(0x7f0000000640), 0x0, 0x0)

program did not crash
testing program (duration=31.677800566s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs
detailed listing:
executing program 0:
mkdir(&(0x7f0000000180)='./bus\x00', 0x0)
mount$incfs(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='./bus\x00', &(0x7f0000000640), 0x0, 0x0)

program did not crash
testing program (duration=31.677800566s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
detailed listing:
executing program 0:
syz_mount_image$vfat(&(0x7f0000000400), &(0x7f0000000280)='./bus\x00', 0x204012, &(0x7f0000000500)=ANY=[@ANYBLOB="6e6f6e756d7461696c2c6e66732c73686f72746e616d653d6c6f7765722c757466383d312c64656275672c696f636861727365743d757466382c73686f72746e616d653d6d697865642c757466383d312c004845160000000000", @ANYRES64, @ANYRES16, @ANYRESHEX, @ANYRESDEC], 0x1, 0x2cb, &(0x7f0000000ac0)="$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")
mkdir(0x0, 0x0)
mount$incfs(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='./bus\x00', &(0x7f0000000640), 0x0, 0x0)

program did not crash
testing program (duration=31.677800566s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
detailed listing:
executing program 0:
syz_mount_image$vfat(&(0x7f0000000400), &(0x7f0000000280)='./bus\x00', 0x204012, &(0x7f0000000500)=ANY=[@ANYBLOB="6e6f6e756d7461696c2c6e66732c73686f72746e616d653d6c6f7765722c757466383d312c64656275672c696f636861727365743d757466382c73686f72746e616d653d6d697865642c757466383d312c004845160000000000", @ANYRES64, @ANYRES16, @ANYRESHEX, @ANYRESDEC], 0x1, 0x2cb, &(0x7f0000000ac0)="$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")
mkdir(&(0x7f0000000180)='./bus\x00', 0x0)
mount$incfs(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000640), 0x0, 0x0)

program did not crash
testing program (duration=31.677800566s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
detailed listing:
executing program 0:
syz_mount_image$vfat(&(0x7f0000000400), &(0x7f0000000280)='./bus\x00', 0x204012, &(0x7f0000000500)=ANY=[@ANYBLOB="6e6f6e756d7461696c2c6e66732c73686f72746e616d653d6c6f7765722c757466383d312c64656275672c696f636861727365743d757466382c73686f72746e616d653d6d697865642c757466383d312c004845160000000000", @ANYRES64, @ANYRES16, @ANYRESHEX, @ANYRESDEC], 0x1, 0x2cb, &(0x7f0000000ac0)="$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")
mkdir(&(0x7f0000000180)='./bus\x00', 0x0)
mount$incfs(&(0x7f0000000000)='./bus\x00', 0x0, &(0x7f0000000640), 0x0, 0x0)

program did not crash
testing program (duration=31.677800566s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
detailed listing:
executing program 0:
syz_mount_image$vfat(&(0x7f0000000400), &(0x7f0000000280)='./bus\x00', 0x204012, &(0x7f0000000500)=ANY=[@ANYBLOB="6e6f6e756d7461696c2c6e66732c73686f72746e616d653d6c6f7765722c757466383d312c64656275672c696f636861727365743d757466382c73686f72746e616d653d6d697865642c757466383d312c004845160000000000", @ANYRES64, @ANYRES16, @ANYRESHEX, @ANYRESDEC], 0x1, 0x2cb, &(0x7f0000000ac0)="$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")
mkdir(&(0x7f0000000180)='./bus\x00', 0x0)
mount$incfs(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='./bus\x00', 0x0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=31.677800566s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
program crashed: kernel BUG in may_delete
simplifying C reproducer
testing compiled C program (duration=31.677800566s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
program crashed: kernel BUG in may_delete
testing compiled C program (duration=31.677800566s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
program did not crash
testing compiled C program (duration=31.677800566s, {Threaded:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
program crashed: kernel BUG in may_delete
testing compiled C program (duration=31.677800566s, {Threaded:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
program crashed: kernel BUG in may_delete
testing compiled C program (duration=31.677800566s, {Threaded:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
program did not crash
testing compiled C program (duration=31.677800566s, {Threaded:false 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:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
program crashed: kernel BUG in may_delete
testing compiled C program (duration=31.677800566s, {Threaded:false 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:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
program crashed: kernel BUG in may_delete
testing program (duration=31.677800566s, {Threaded:false 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:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
detailed listing:
executing program 0:
syz_mount_image$vfat(&(0x7f0000000400), &(0x7f0000000280)='./bus\x00', 0x204012, &(0x7f0000000500)=ANY=[@ANYBLOB="6e6f6e756d7461696c2c6e66732c73686f72746e616d653d6c6f7765722c757466383d312c64656275672c696f636861727365743d757466382c73686f72746e616d653d6d697865642c757466383d312c004845160000000000", @ANYRES64, @ANYRES16, @ANYRESHEX, @ANYRESDEC], 0x1, 0x2cb, &(0x7f0000000ac0)="$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")
mkdir(&(0x7f0000000180)='./bus\x00', 0x0)
mount$incfs(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='./bus\x00', &(0x7f0000000640), 0x0, 0x0)

program crashed: kernel BUG in may_delete
validation run: crashed=true
testing program (duration=31.677800566s, {Threaded:false 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:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
detailed listing:
executing program 0:
syz_mount_image$vfat(&(0x7f0000000400), &(0x7f0000000280)='./bus\x00', 0x204012, &(0x7f0000000500)=ANY=[@ANYBLOB="6e6f6e756d7461696c2c6e66732c73686f72746e616d653d6c6f7765722c757466383d312c64656275672c696f636861727365743d757466382c73686f72746e616d653d6d697865642c757466383d312c004845160000000000", @ANYRES64, @ANYRES16, @ANYRESHEX, @ANYRESDEC], 0x1, 0x2cb, &(0x7f0000000ac0)="$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")
mkdir(&(0x7f0000000180)='./bus\x00', 0x0)
mount$incfs(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='./bus\x00', &(0x7f0000000640), 0x0, 0x0)

program crashed: kernel BUG in may_delete
validation run: crashed=true
testing program (duration=31.677800566s, {Threaded:false 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:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$vfat-mkdir-mount$incfs
detailed listing:
executing program 0:
syz_mount_image$vfat(&(0x7f0000000400), &(0x7f0000000280)='./bus\x00', 0x204012, &(0x7f0000000500)=ANY=[@ANYBLOB="6e6f6e756d7461696c2c6e66732c73686f72746e616d653d6c6f7765722c757466383d312c64656275672c696f636861727365743d757466382c73686f72746e616d653d6d697865642c757466383d312c004845160000000000", @ANYRES64, @ANYRES16, @ANYRESHEX, @ANYRESDEC], 0x1, 0x2cb, &(0x7f0000000ac0)="$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")
mkdir(&(0x7f0000000180)='./bus\x00', 0x0)
mount$incfs(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='./bus\x00', &(0x7f0000000640), 0x0, 0x0)

program crashed: kernel BUG in may_delete
validation run: crashed=true
reproducing took 15m51.82891343s
repro crashed as (corrupted=false):
FAT-fs (loop2): error, invalid access to FAT (entry 0xffff0000)
FAT-fs (loop2): Filesystem has been set read-only
------------[ cut here ]------------
kernel BUG at fs/namei.c:2794!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 352 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:may_delete+0x7b1/0x7c0 fs/namei.c:2794
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd ff ff 48 89 df e8 f0 01 f5 ff e9 d0 fd ff ff e8 66 84 ba ff 0f 0b e8 5f 84 ba ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53
RSP: 0018:ffffc90000c87ca0 EFLAGS: 00010293
RAX: ffffffff81aa3171 RBX: ffff88810d28f660 RCX: ffff88810d7c13c0
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90000c87d20 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000190f78 R12: ffff8881261f0860
R13: 1ffff11021a51ecc R14: ffff88810d28f678 R15: ffff88810d28f8b0
FS:  000055556d507500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe629033000 CR3: 00000001281be000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 vfs_rmdir+0x2c/0x3e0 fs/namei.c:3841
 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1973
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x45b/0x510 fs/namespace.c:1123
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130
 task_work_run+0x127/0x190 kernel/task_work.c:189
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop+0xcb/0xe0 kernel/entry/common.c:172
 exit_to_user_mode_prepare+0x76/0xa0 kernel/entry/common.c:199
 syscall_exit_to_user_mode+0x1d/0x40 kernel/entry/common.c:274
 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f2f43d4d117
Code: a2 c7 05 7c c4 24 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffcd4609778 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f2f43d4d117
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcd4609830
RBP: 00007ffcd4609830 R08: 00007ffcd460a830 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcd460a920
R13: 00007f2f43db571f R14: 000055556d5074e8 R15: 00007ffcd460b9f0
Modules linked in:
---[ end trace 33f9933dfcb692cd ]---
RIP: 0010:may_delete+0x7b1/0x7c0 fs/namei.c:2794
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd ff ff 48 89 df e8 f0 01 f5 ff e9 d0 fd ff ff e8 66 84 ba ff 0f 0b e8 5f 84 ba ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53
RSP: 0018:ffffc90000c87ca0 EFLAGS: 00010293
RAX: ffffffff81aa3171 RBX: ffff88810d28f660 RCX: ffff88810d7c13c0
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90000c87d20 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000190f78 R12: ffff8881261f0860
R13: 1ffff11021a51ecc R14: ffff88810d28f678 R15: ffff88810d28f8b0
FS:  000055556d507500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055556d53a9c8 CR3: 00000001281be000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
FAT-fs (loop2): error, invalid access to FAT (entry 0xffff0000)
FAT-fs (loop2): Filesystem has been set read-only
------------[ cut here ]------------
kernel BUG at fs/namei.c:2794!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 352 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:may_delete+0x7b1/0x7c0 fs/namei.c:2794
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd ff ff 48 89 df e8 f0 01 f5 ff e9 d0 fd ff ff e8 66 84 ba ff 0f 0b e8 5f 84 ba ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53
RSP: 0018:ffffc90000c87ca0 EFLAGS: 00010293
RAX: ffffffff81aa3171 RBX: ffff88810d28f660 RCX: ffff88810d7c13c0
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90000c87d20 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000190f78 R12: ffff8881261f0860
R13: 1ffff11021a51ecc R14: ffff88810d28f678 R15: ffff88810d28f8b0
FS:  000055556d507500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe629033000 CR3: 00000001281be000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 vfs_rmdir+0x2c/0x3e0 fs/namei.c:3841
 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1973
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x45b/0x510 fs/namespace.c:1123
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1130
 task_work_run+0x127/0x190 kernel/task_work.c:189
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop+0xcb/0xe0 kernel/entry/common.c:172
 exit_to_user_mode_prepare+0x76/0xa0 kernel/entry/common.c:199
 syscall_exit_to_user_mode+0x1d/0x40 kernel/entry/common.c:274
 do_syscall_64+0x3d/0x40 arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f2f43d4d117
Code: a2 c7 05 7c c4 24 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffcd4609778 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f2f43d4d117
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcd4609830
RBP: 00007ffcd4609830 R08: 00007ffcd460a830 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcd460a920
R13: 00007f2f43db571f R14: 000055556d5074e8 R15: 00007ffcd460b9f0
Modules linked in:
---[ end trace 33f9933dfcb692cd ]---
RIP: 0010:may_delete+0x7b1/0x7c0 fs/namei.c:2794
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd ff ff 48 89 df e8 f0 01 f5 ff e9 d0 fd ff ff e8 66 84 ba ff 0f 0b e8 5f 84 ba ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53
RSP: 0018:ffffc90000c87ca0 EFLAGS: 00010293
RAX: ffffffff81aa3171 RBX: ffff88810d28f660 RCX: ffff88810d7c13c0
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90000c87d20 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000190f78 R12: ffff8881261f0860
R13: 1ffff11021a51ecc R14: ffff88810d28f678 R15: ffff88810d28f8b0
FS:  000055556d507500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055556d53a9c8 CR3: 00000001281be000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400