Extracting prog: 2m4.841855564s
Minimizing prog: 6m5.094477887s
Simplifying prog options: 0s
Extracting C: 27.841899245s
Simplifying C: 13m49.263523031s


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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$minix(&(0x7f0000000100), &(0x7f0000000300)='./file0\x00', 0x808440, &(0x7f00000000c0)=ANY=[], 0xfe, 0x236, &(0x7f0000000540)="$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")
mount$overlay(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0x0, &(0x7f0000000000)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x2f})

program crashed: UBSAN: shift-out-of-bounds in minix_statfs
single: successfully extracted reproducer
found reproducer with 2 syscalls
minimizing guilty program
testing program (duration=40.504203102s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix
detailed listing:
executing program 0:
syz_mount_image$minix(&(0x7f0000000100), &(0x7f0000000300)='./file0\x00', 0x808440, &(0x7f00000000c0)=ANY=[], 0xfe, 0x236, &(0x7f0000000540)="$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")

program did not crash
testing program (duration=40.504203102s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount$overlay
detailed listing:
executing program 0:
mount$overlay(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0x0, &(0x7f0000000000)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x2f})

program did not crash
testing program (duration=40.504203102s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$minix(&(0x7f0000000100), &(0x7f0000000300)='./file0\x00', 0x808440, &(0x7f00000000c0)=ANY=[], 0xfe, 0x236, &(0x7f0000000540)="$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")
mount$overlay(0x0, 0x0, &(0x7f0000000180), 0x0, &(0x7f0000000000)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x2f})

program did not crash
testing program (duration=40.504203102s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$minix(&(0x7f0000000100), &(0x7f0000000300)='./file0\x00', 0x808440, &(0x7f00000000c0)=ANY=[], 0xfe, 0x236, &(0x7f0000000540)="$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")
mount$overlay(0x0, &(0x7f0000000140)='./file0\x00', 0x0, 0x0, &(0x7f0000000000)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x2f})

program did not crash
testing program (duration=40.504203102s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$minix(&(0x7f0000000100), &(0x7f0000000300)='./file0\x00', 0x808440, &(0x7f00000000c0)=ANY=[], 0xfe, 0x236, &(0x7f0000000540)="$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")
mount$overlay(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=40.504203102s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
simplifying C reproducer
testing compiled C program (duration=40.504203102s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in corrupted
a never seen crash title: UBSAN: shift-out-of-bounds in corrupted, ignore
testing compiled C program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing compiled C program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
program crashed: UBSAN: shift-out-of-bounds in minix_statfs
testing program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$minix(&(0x7f0000000100), &(0x7f0000000300)='./file0\x00', 0x808440, &(0x7f00000000c0)=ANY=[], 0xfe, 0x236, &(0x7f0000000540)="$eJzs28tq1G4UAPCTtP8Z+CO4d6ugC+1NxXZnpd7vlxco7ViKUwV1oSLUbnyPPplduunCF2hkMpZxZpp2Usek4O8Hw3zkfCfnJPDlyyYB/LsmI5JIYinJOjY/nMuadbcEVCMbZVJjfzAx9vp7WVnXSmcARfI1vVN3F0D1dhe7e/pORHz78Xnl1y9dGnH/3l1M8/8v/fkrN0fN30ry/zOT/fm3IuL20OzB949kL9vu5p8fqH+nZP3/B/LvHp2advO713/hbH/+vYi4HxEPIuJhRDyKiMcR8SQinh5Qf3Wg/ouBYtnpES8IAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADgmJKYGj74Pfs9fsCEnjRerrdbM4Xx//L47IGxRmyfauTxucL8bvxyYbyZx6dW3rRXs2bEjYXDmgX6pH3rPx2KH7X+J45Y/5OHrH+gXu8+fnq13G633v7hoPPoGMd5LsZ4zlP5YGuMN7P8INs8bvX9R37RnIgTcXtP1KBzz0pnXY+T0fyog5ofTMBfN/1+o9HZOS6tbyyvtdZar2cX5mauzM8vzFydzt/spwvf75vVdwuMU2/T7x372hsmtTQFAAAAAAAAAJTyLCKe190EAABQiSo+JxoqOvyZMQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAc6mcAAAD//yMJz4U=")
mount$overlay(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0x0, &(0x7f0000000000)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x2f})

program crashed: UBSAN: shift-out-of-bounds in minix_statfs
validation run: crashed=true
testing program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$minix(&(0x7f0000000100), &(0x7f0000000300)='./file0\x00', 0x808440, &(0x7f00000000c0)=ANY=[], 0xfe, 0x236, &(0x7f0000000540)="$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")
mount$overlay(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0x0, &(0x7f0000000000)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x2f})

program crashed: UBSAN: shift-out-of-bounds in minix_statfs
validation run: crashed=true
testing program (duration=40.504203102s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$minix-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$minix(&(0x7f0000000100), &(0x7f0000000300)='./file0\x00', 0x808440, &(0x7f00000000c0)=ANY=[], 0xfe, 0x236, &(0x7f0000000540)="$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")
mount$overlay(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0x0, &(0x7f0000000000)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x2f})

program crashed: UBSAN: shift-out-of-bounds in minix_statfs
validation run: crashed=true
reproducing took 25m5.969039592s
repro crashed as (corrupted=false):
         option from the mount to silence this warning.
=======================================================
MINIX-fs: mounting file system with errors, running fsck is recommended
------------[ cut here ]------------
UBSAN: shift-out-of-bounds in fs/minix/inode.c:399:57
shift exponent 65535 is too large for 64-bit type 'unsigned long'
CPU: 0 UID: 0 PID: 6723 Comm: syz.0.17 Not tainted 6.16.0-rc7-syzkaller-g82af5ea7c611 #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack+0x30/0x40 lib/dump_stack.c:94
 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120
 dump_stack+0x1c/0x28 lib/dump_stack.c:129
 ubsan_epilogue+0x14/0x48 lib/ubsan.c:233
 __ubsan_handle_shift_out_of_bounds+0x2b0/0x34c lib/ubsan.c:494
 minix_statfs+0x2c0/0x2ec fs/minix/inode.c:399
 statfs_by_dentry fs/statfs.c:66 [inline]
 vfs_statfs+0x13c/0x2b0 fs/statfs.c:90
 ovl_check_namelen fs/overlayfs/super.c:388 [inline]
 ovl_lower_dir fs/overlayfs/super.c:404 [inline]
 ovl_get_lowerstack fs/overlayfs/super.c:1150 [inline]
 ovl_fill_super+0x7c0/0x2c80 fs/overlayfs/super.c:1416
 vfs_get_super fs/super.c:1325 [inline]
 get_tree_nodev+0xb4/0x144 fs/super.c:1344
 ovl_get_tree+0x28/0x38 fs/overlayfs/params.c:701
 vfs_get_tree+0x90/0x28c fs/super.c:1804
 do_new_mount+0x228/0x814 fs/namespace.c:3902
 path_mount+0x5b4/0xde0 fs/namespace.c:4226
 do_mount fs/namespace.c:4239 [inline]
 __do_sys_mount fs/namespace.c:4450 [inline]
 __se_sys_mount fs/namespace.c:4427 [inline]
 __arm64_sys_mount+0x3e8/0x468 fs/namespace.c:4427
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
---[ end trace ]---
------------[ cut here ]------------
UBSAN: shift-out-of-bounds in fs/minix/bitmap.c:103:3
shift exponent 65535 is too large for 32-bit type '__u32' (aka 'unsigned int')
CPU: 0 UID: 0 PID: 6723 Comm: syz.0.17 Not tainted 6.16.0-rc7-syzkaller-g82af5ea7c611 #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack+0x30/0x40 lib/dump_stack.c:94
 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120
 dump_stack+0x1c/0x28 lib/dump_stack.c:129
 ubsan_epilogue+0x14/0x48 lib/ubsan.c:233
 __ubsan_handle_shift_out_of_bounds+0x2b0/0x34c lib/ubsan.c:494
 minix_count_free_blocks+0x234/0x238 fs/minix/bitmap.c:103
 minix_statfs+0x19c/0x2ec fs/minix/inode.c:400
 statfs_by_dentry fs/statfs.c:66 [inline]
 vfs_statfs+0x13c/0x2b0 fs/statfs.c:90
 ovl_check_namelen fs/overlayfs/super.c:388 [inline]
 ovl_lower_dir fs/overlayfs/super.c:404 [inline]
 ovl_get_lowerstack fs/overlayfs/super.c:1150 [inline]
 ovl_fill_super+0x7c0/0x2c80 fs/overlayfs/super.c:1416
 vfs_get_super fs/super.c:1325 [inline]
 get_tree_nodev+0xb4/0x144 fs/super.c:1344
 ovl_get_tree+0x28/0x38 fs/overlayfs/params.c:701
 vfs_get_tree+0x90/0x28c fs/super.c:1804
 do_new_mount+0x228/0x814 fs/namespace.c:3902
 path_mount+0x5b4/0xde0 fs/namespace.c:4226
 do_mount fs/namespace.c:4239 [inline]
 __do_sys_mount fs/namespace.c:4450 [inline]
 __se_sys_mount fs/namespace.c:4427 [inline]
 __arm64_sys_mount+0x3e8/0x468 fs/namespace.c:4427
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
---[ end trace ]---

final repro crashed as (corrupted=false):
         option from the mount to silence this warning.
=======================================================
MINIX-fs: mounting file system with errors, running fsck is recommended
------------[ cut here ]------------
UBSAN: shift-out-of-bounds in fs/minix/inode.c:399:57
shift exponent 65535 is too large for 64-bit type 'unsigned long'
CPU: 0 UID: 0 PID: 6723 Comm: syz.0.17 Not tainted 6.16.0-rc7-syzkaller-g82af5ea7c611 #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack+0x30/0x40 lib/dump_stack.c:94
 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120
 dump_stack+0x1c/0x28 lib/dump_stack.c:129
 ubsan_epilogue+0x14/0x48 lib/ubsan.c:233
 __ubsan_handle_shift_out_of_bounds+0x2b0/0x34c lib/ubsan.c:494
 minix_statfs+0x2c0/0x2ec fs/minix/inode.c:399
 statfs_by_dentry fs/statfs.c:66 [inline]
 vfs_statfs+0x13c/0x2b0 fs/statfs.c:90
 ovl_check_namelen fs/overlayfs/super.c:388 [inline]
 ovl_lower_dir fs/overlayfs/super.c:404 [inline]
 ovl_get_lowerstack fs/overlayfs/super.c:1150 [inline]
 ovl_fill_super+0x7c0/0x2c80 fs/overlayfs/super.c:1416
 vfs_get_super fs/super.c:1325 [inline]
 get_tree_nodev+0xb4/0x144 fs/super.c:1344
 ovl_get_tree+0x28/0x38 fs/overlayfs/params.c:701
 vfs_get_tree+0x90/0x28c fs/super.c:1804
 do_new_mount+0x228/0x814 fs/namespace.c:3902
 path_mount+0x5b4/0xde0 fs/namespace.c:4226
 do_mount fs/namespace.c:4239 [inline]
 __do_sys_mount fs/namespace.c:4450 [inline]
 __se_sys_mount fs/namespace.c:4427 [inline]
 __arm64_sys_mount+0x3e8/0x468 fs/namespace.c:4427
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
---[ end trace ]---
------------[ cut here ]------------
UBSAN: shift-out-of-bounds in fs/minix/bitmap.c:103:3
shift exponent 65535 is too large for 32-bit type '__u32' (aka 'unsigned int')
CPU: 0 UID: 0 PID: 6723 Comm: syz.0.17 Not tainted 6.16.0-rc7-syzkaller-g82af5ea7c611 #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/18/2025
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack+0x30/0x40 lib/dump_stack.c:94
 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120
 dump_stack+0x1c/0x28 lib/dump_stack.c:129
 ubsan_epilogue+0x14/0x48 lib/ubsan.c:233
 __ubsan_handle_shift_out_of_bounds+0x2b0/0x34c lib/ubsan.c:494
 minix_count_free_blocks+0x234/0x238 fs/minix/bitmap.c:103
 minix_statfs+0x19c/0x2ec fs/minix/inode.c:400
 statfs_by_dentry fs/statfs.c:66 [inline]
 vfs_statfs+0x13c/0x2b0 fs/statfs.c:90
 ovl_check_namelen fs/overlayfs/super.c:388 [inline]
 ovl_lower_dir fs/overlayfs/super.c:404 [inline]
 ovl_get_lowerstack fs/overlayfs/super.c:1150 [inline]
 ovl_fill_super+0x7c0/0x2c80 fs/overlayfs/super.c:1416
 vfs_get_super fs/super.c:1325 [inline]
 get_tree_nodev+0xb4/0x144 fs/super.c:1344
 ovl_get_tree+0x28/0x38 fs/overlayfs/params.c:701
 vfs_get_tree+0x90/0x28c fs/super.c:1804
 do_new_mount+0x228/0x814 fs/namespace.c:3902
 path_mount+0x5b4/0xde0 fs/namespace.c:4226
 do_mount fs/namespace.c:4239 [inline]
 __do_sys_mount fs/namespace.c:4450 [inline]
 __se_sys_mount fs/namespace.c:4427 [inline]
 __arm64_sys_mount+0x3e8/0x468 fs/namespace.c:4427
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
---[ end trace ]---