Extracting prog: 2m39.850493155s
Minimizing prog: 15m54.211446495s
Simplifying prog options: 0s
Extracting C: 1m51.604804316s
Simplifying C: 10m57.925862264s


extracting reproducer from 13 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$hfs-openat-mkdirat-renameat2
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000140), &(0x7f0000000040)='./file1\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x8b, 0x2b9, &(0x7f00000003c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0)
mkdirat(r0, &(0x7f0000000180)='./bus\x00', 0x0)
renameat2(r0, &(0x7f0000000380)='./file0\x00', r0, &(0x7f0000000200)='./bus/file0\x00', 0x0)

program crashed: KASAN: slab-out-of-bounds Write in hfs_bnode_read
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=1m9.838660744s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$hfs-openat-mkdirat
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000140), &(0x7f0000000040)='./file1\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x8b, 0x2b9, &(0x7f00000003c0)="$eJzs3T9v00AYx/Hf2WmS0lIMLUJCDKhQwYTasiCWSqjiNbCAgCZIFVErSpGAhYgZ8QLYWXgBvAgmhMQMExMvoJvROZfm3Nhxk6p2K74fKY1j35/nHMe+J1JqAfhv3Vv/9fn2H/swUqhQ0l0psJuuqibpoi41X23tbu522q1RDYVSU8nDSElNM1RmY6udVdXWS2o4kX1V06y/DscjjuP4d9VBoEpN9xxmbQykhvt0hn7h02TqwOtuKHUriuWkMHva02vNVR0HAKBapnd9D9x1ftbN34NAWnKXff/6//NsxfEezQ3tVR1Cxbzrf5Jlxca+v+eSTYN8L0nh7PagnyWO24+dPNbVO7JSE0yTziqHk8UklmD62WanfWtju9MK9F5rjldsQdKaWi5ndVLRDje9mLEura681sYyk4xhyo5hNSf++axOJ++xmPlmvptHJtIntfbnf7XY+GN279T9qUH8y3nNbb94aJ+jXqmcUZ5POrmc3rEjRxnmZSRyeyoOlf6CIErHWc+sVdeBWr3RreT15NqZz6y1WlBrwdb64tUaHM35NY+b+WgemEX91Vete/P/wO7tJQ1/MrMbSUq6I6M/nszcsJaUjPxV3SuZbQaTjQdjGOzjD3qqO5p7+ebt8yedTnun7AUbQ+mdstBb6B8EJyWeyRbsOdZfo6i9Uyun9/qRd11TRWUafuH0SA8u9D/Wh+i9f5IujLDkMxMqMXjT88u8KzMglM2ePEwv//PyleUkRbJ/ohHz9Lho2ua1uJKRGzT2C57xWjLu+/n8DGgmM4Praoyc69pN6bq3siDninRBmh451tPErOuHHvP9PwAAAAAAAAAAAAAAAAAAwGlTxq81vO74jz4AAAAAAAAAAAAAAAAAAAAAAEwg//6/TR3j/X9TvwM49P1/G0cYKIAh/wIAAP//7nlzRQ==")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0)
mkdirat(r0, &(0x7f0000000180)='./bus\x00', 0x0)

program did not crash
testing program (duration=1m9.838660744s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$hfs-openat-renameat2
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000140), &(0x7f0000000040)='./file1\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x8b, 0x2b9, &(0x7f00000003c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0)
renameat2(r0, &(0x7f0000000380)='./file0\x00', r0, &(0x7f0000000200)='./bus/file0\x00', 0x0)

program did not crash
testing program (duration=1m9.838660744s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$hfs-mkdirat-renameat2
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000140), &(0x7f0000000040)='./file1\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x8b, 0x2b9, &(0x7f00000003c0)="$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")
mkdirat(0xffffffffffffffff, &(0x7f0000000180)='./bus\x00', 0x0)
renameat2(0xffffffffffffffff, &(0x7f0000000380)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000200)='./bus/file0\x00', 0x0)

program did not crash
testing program (duration=1m9.838660744s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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}}): openat-mkdirat-renameat2
detailed listing:
executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0)
mkdirat(r0, &(0x7f0000000180)='./bus\x00', 0x0)
renameat2(r0, &(0x7f0000000380)='./file0\x00', r0, &(0x7f0000000200)='./bus/file0\x00', 0x0)

program did not crash
testing program (duration=1m9.838660744s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$hfs-openat-mkdirat-renameat2
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000140), &(0x7f0000000040)='./file1\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x8b, 0x2b9, &(0x7f00000003c0)="$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")
r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mkdirat(r0, &(0x7f0000000180)='./bus\x00', 0x0)
renameat2(r0, &(0x7f0000000380)='./file0\x00', r0, &(0x7f0000000200)='./bus/file0\x00', 0x0)

program did not crash
testing program (duration=1m9.838660744s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$hfs-openat-mkdirat-renameat2
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000140), &(0x7f0000000040)='./file1\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x8b, 0x2b9, &(0x7f00000003c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0)
mkdirat(r0, 0x0, 0x0)
renameat2(r0, &(0x7f0000000380)='./file0\x00', r0, &(0x7f0000000200)='./bus/file0\x00', 0x0)

program did not crash
testing program (duration=1m9.838660744s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$hfs-openat-mkdirat-renameat2
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000140), &(0x7f0000000040)='./file1\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x8b, 0x2b9, &(0x7f00000003c0)="$eJzs3T9v00AYx/Hf2WmS0lIMLUJCDKhQwYTasiCWSqjiNbCAgCZIFVErSpGAhYgZ8QLYWXgBvAgmhMQMExMvoJvROZfm3Nhxk6p2K74fKY1j35/nHMe+J1JqAfhv3Vv/9fn2H/swUqhQ0l0psJuuqibpoi41X23tbu522q1RDYVSU8nDSElNM1RmY6udVdXWS2o4kX1V06y/DscjjuP4d9VBoEpN9xxmbQykhvt0hn7h02TqwOtuKHUriuWkMHva02vNVR0HAKBapnd9D9x1ftbN34NAWnKXff/6//NsxfEezQ3tVR1Cxbzrf5Jlxca+v+eSTYN8L0nh7PagnyWO24+dPNbVO7JSE0yTziqHk8UklmD62WanfWtju9MK9F5rjldsQdKaWi5ndVLRDje9mLEura681sYyk4xhyo5hNSf++axOJ++xmPlmvptHJtIntfbnf7XY+GN279T9qUH8y3nNbb94aJ+jXqmcUZ5POrmc3rEjRxnmZSRyeyoOlf6CIErHWc+sVdeBWr3RreT15NqZz6y1WlBrwdb64tUaHM35NY+b+WgemEX91Vete/P/wO7tJQ1/MrMbSUq6I6M/nszcsJaUjPxV3SuZbQaTjQdjGOzjD3qqO5p7+ebt8yedTnun7AUbQ+mdstBb6B8EJyWeyRbsOdZfo6i9Uyun9/qRd11TRWUafuH0SA8u9D/Wh+i9f5IujLDkMxMqMXjT88u8KzMglM2ePEwv//PyleUkRbJ/ohHz9Lho2ua1uJKRGzT2C57xWjLu+/n8DGgmM4Praoyc69pN6bq3siDninRBmh451tPErOuHHvP9PwAAAAAAAAAAAAAAAAAAwGlTxq81vO74jz4AAAAAAAAAAAAAAAAAAAAAAEwg//6/TR3j/X9TvwM49P1/G0cYKIAh/wIAAP//7nlzRQ==")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0)
mkdirat(r0, &(0x7f0000000180)='./bus\x00', 0x0)
renameat2(r0, 0x0, r0, &(0x7f0000000200)='./bus/file0\x00', 0x0)

program did not crash
testing program (duration=1m9.838660744s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$hfs-openat-mkdirat-renameat2
detailed listing:
executing program 0:
syz_mount_image$hfs(&(0x7f0000000140), &(0x7f0000000040)='./file1\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x8b, 0x2b9, &(0x7f00000003c0)="$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")
r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0)
mkdirat(r0, &(0x7f0000000180)='./bus\x00', 0x0)
renameat2(r0, &(0x7f0000000380)='./file0\x00', r0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m9.838660744s, {Threaded:true Repeat:true RepeatTimes:0 Procs:6 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$hfs-openat-mkdirat-renameat2
program crashed: KASAN: slab-out-of-bounds Write in hfs_bnode_read
simplifying C reproducer
testing compiled C program (duration=1m9.838660744s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat-mkdirat-renameat2
program crashed: KASAN: slab-out-of-bounds Write in hfs_bnode_read
testing compiled C program (duration=1m9.838660744s, {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: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$hfs-openat-mkdirat-renameat2
program crashed: KASAN: slab-out-of-bounds Write in hfs_bnode_read
testing compiled C program (duration=1m9.838660744s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat-mkdirat-renameat2
program crashed: KASAN: slab-out-of-bounds Write in hfs_bnode_read
testing compiled C program (duration=1m9.838660744s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat-mkdirat-renameat2
program crashed: KASAN: slab-out-of-bounds Write in hfs_bnode_read
testing compiled C program (duration=1m9.838660744s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat-mkdirat-renameat2
program crashed: KASAN: slab-out-of-bounds Write in hfs_bnode_read
testing compiled C program (duration=1m9.838660744s, {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:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat-mkdirat-renameat2
program crashed: KASAN: slab-out-of-bounds Write in hfs_bnode_read
testing compiled C program (duration=1m9.838660744s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfs-openat-mkdirat-renameat2
program crashed: KASAN: slab-out-of-bounds Write in hfs_bnode_read
reproducing took 31m23.592638876s
repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 64
==================================================================
BUG: KASAN: slab-out-of-bounds in memcpy_from_page include/linux/highmem.h:423 [inline]
BUG: KASAN: slab-out-of-bounds in hfs_bnode_read+0xbc/0x220 fs/hfs/bnode.c:35
Write of size 94 at addr ffff88807fa83300 by task syz-executor258/5839

CPU: 0 UID: 0 PID: 5839 Comm: syz-executor258 Not tainted 6.12.0-syzkaller-07834-g06afb0f36106 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:377 [inline]
 print_report+0xc3/0x620 mm/kasan/report.c:488
 kasan_report+0xd9/0x110 mm/kasan/report.c:601
 check_region_inline mm/kasan/generic.c:183 [inline]
 kasan_check_range+0xef/0x1a0 mm/kasan/generic.c:189
 __asan_memcpy+0x3c/0x60 mm/kasan/shadow.c:106
 memcpy_from_page include/linux/highmem.h:423 [inline]
 hfs_bnode_read+0xbc/0x220 fs/hfs/bnode.c:35
 hfs_bnode_read_key+0x14e/0x1f0 fs/hfs/bnode.c:70
 hfs_brec_insert+0x66b/0xb90 fs/hfs/brec.c:159
 hfs_cat_move+0x3f0/0x7e0 fs/hfs/catalog.c:336
 hfs_rename+0xe8/0x200 fs/hfs/dir.c:299
 vfs_rename+0xf8b/0x21f0 fs/namei.c:5067
 do_renameat2+0xc5f/0xdd0 fs/namei.c:5224
 __do_sys_renameat2 fs/namei.c:5258 [inline]
 __se_sys_renameat2 fs/namei.c:5255 [inline]
 __x64_sys_renameat2+0xe7/0x130 fs/namei.c:5255
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0a89ce8ad9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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:00007ffe501bd358 EFLAGS: 00000246 ORIG_RAX: 000000000000013c
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0a89ce8ad9
RDX: 0000000000000004 RSI: 0000000020000380 RDI: 0000000000000004
RBP: 00007f0a89d5c5f0 R08: 0000000000000000 R09: 0000555593bbb4c0
R10: 0000000020000200 R11: 0000000000000246 R12: 00007ffe501bd380
R13: 00007ffe501bd5a8 R14: 431bde82d7b634db R15: 00007f0a89d3103b
 </TASK>

Allocated by task 5839:
 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
 kasan_save_track+0x14/0x30 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
 __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:394
 kasan_kmalloc include/linux/kasan.h:257 [inline]
 __do_kmalloc_node mm/slub.c:4264 [inline]
 __kmalloc_noprof+0x1e8/0x400 mm/slub.c:4276
 kmalloc_noprof include/linux/slab.h:883 [inline]
 hfs_find_init+0x95/0x220 fs/hfs/bfind.c:21
 hfs_cat_move+0x15a/0x7e0 fs/hfs/catalog.c:301
 hfs_rename+0xe8/0x200 fs/hfs/dir.c:299
 vfs_rename+0xf8b/0x21f0 fs/namei.c:5067
 do_renameat2+0xc5f/0xdd0 fs/namei.c:5224
 __do_sys_renameat2 fs/namei.c:5258 [inline]
 __se_sys_renameat2 fs/namei.c:5255 [inline]
 __x64_sys_renameat2+0xe7/0x130 fs/namei.c:5255
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff88807fa83300
 which belongs to the cache kmalloc-96 of size 96
The buggy address is located 0 bytes inside of
 allocated 78-byte region [ffff88807fa83300, ffff88807fa8334e)

The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7fa83
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000000 ffff88801b041280 dead000000000100 dead000000000122
raw: 0000000000000000 0000000080200020 00000001f5000000 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 5220, tgid 5220 (udevd), ts 52766435169, free_ts 52743750071
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x2d1/0x350 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0xfce/0x2f80 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x223/0x25a0 mm/page_alloc.c:4751
 alloc_pages_mpol_noprof+0x2c9/0x610 mm/mempolicy.c:2265
 alloc_slab_page mm/slub.c:2412 [inline]
 allocate_slab mm/slub.c:2578 [inline]
 new_slab+0x2c9/0x410 mm/slub.c:2631
 ___slab_alloc+0xdac/0x1880 mm/slub.c:3818
 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3908
 __slab_alloc_node mm/slub.c:3961 [inline]
 slab_alloc_node mm/slub.c:4122 [inline]
 __do_kmalloc_node mm/slub.c:4263 [inline]
 __kmalloc_noprof+0x367/0x400 mm/slub.c:4276
 kmalloc_noprof include/linux/slab.h:883 [inline]
 kzalloc_noprof include/linux/slab.h:1015 [inline]
 tomoyo_encode2+0x100/0x3e0 security/tomoyo/realpath.c:45
 tomoyo_encode+0x29/0x50 security/tomoyo/realpath.c:80
 tomoyo_realpath_from_path+0x19d/0x720 security/tomoyo/realpath.c:283
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_path_perm+0x276/0x460 security/tomoyo/file.c:822
 security_inode_getattr+0x116/0x290 security/security.c:2372
 vfs_getattr fs/stat.c:243 [inline]
 vfs_statx_path+0x2b/0x310 fs/stat.c:283
 vfs_statx+0x11f/0x1c0 fs/stat.c:347
 vfs_fstatat+0x7b/0xf0 fs/stat.c:366
page last free pid 16 tgid 16 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0x661/0x1080 mm/page_alloc.c:2657
 rcu_do_batch kernel/rcu/tree.c:2567 [inline]
 rcu_core+0x7a0/0x14d0 kernel/rcu/tree.c:2823
 handle_softirqs+0x216/0x8f0 kernel/softirq.c:554
 run_ksoftirqd kernel/softirq.c:943 [inline]
 run_ksoftirqd+0x3a/0x60 kernel/softirq.c:935
 smpboot_thread_fn+0x664/0xa30 kernel/smpboot.c:164
 kthread+0x2c4/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244

Memory state around the buggy address:
 ffff88807fa83200: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
 ffff88807fa83280: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
>ffff88807fa83300: 00 00 00 00 00 00 00 00 00 06 fc fc fc fc fc fc
                                              ^
 ffff88807fa83380: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
 ffff88807fa83400: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
==================================================================

final repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 64
==================================================================
BUG: KASAN: slab-out-of-bounds in memcpy_from_page include/linux/highmem.h:423 [inline]
BUG: KASAN: slab-out-of-bounds in hfs_bnode_read+0xbc/0x220 fs/hfs/bnode.c:35
Write of size 94 at addr ffff88807fa83300 by task syz-executor258/5839

CPU: 0 UID: 0 PID: 5839 Comm: syz-executor258 Not tainted 6.12.0-syzkaller-07834-g06afb0f36106 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:377 [inline]
 print_report+0xc3/0x620 mm/kasan/report.c:488
 kasan_report+0xd9/0x110 mm/kasan/report.c:601
 check_region_inline mm/kasan/generic.c:183 [inline]
 kasan_check_range+0xef/0x1a0 mm/kasan/generic.c:189
 __asan_memcpy+0x3c/0x60 mm/kasan/shadow.c:106
 memcpy_from_page include/linux/highmem.h:423 [inline]
 hfs_bnode_read+0xbc/0x220 fs/hfs/bnode.c:35
 hfs_bnode_read_key+0x14e/0x1f0 fs/hfs/bnode.c:70
 hfs_brec_insert+0x66b/0xb90 fs/hfs/brec.c:159
 hfs_cat_move+0x3f0/0x7e0 fs/hfs/catalog.c:336
 hfs_rename+0xe8/0x200 fs/hfs/dir.c:299
 vfs_rename+0xf8b/0x21f0 fs/namei.c:5067
 do_renameat2+0xc5f/0xdd0 fs/namei.c:5224
 __do_sys_renameat2 fs/namei.c:5258 [inline]
 __se_sys_renameat2 fs/namei.c:5255 [inline]
 __x64_sys_renameat2+0xe7/0x130 fs/namei.c:5255
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0a89ce8ad9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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:00007ffe501bd358 EFLAGS: 00000246 ORIG_RAX: 000000000000013c
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0a89ce8ad9
RDX: 0000000000000004 RSI: 0000000020000380 RDI: 0000000000000004
RBP: 00007f0a89d5c5f0 R08: 0000000000000000 R09: 0000555593bbb4c0
R10: 0000000020000200 R11: 0000000000000246 R12: 00007ffe501bd380
R13: 00007ffe501bd5a8 R14: 431bde82d7b634db R15: 00007f0a89d3103b
 </TASK>

Allocated by task 5839:
 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
 kasan_save_track+0x14/0x30 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
 __kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:394
 kasan_kmalloc include/linux/kasan.h:257 [inline]
 __do_kmalloc_node mm/slub.c:4264 [inline]
 __kmalloc_noprof+0x1e8/0x400 mm/slub.c:4276
 kmalloc_noprof include/linux/slab.h:883 [inline]
 hfs_find_init+0x95/0x220 fs/hfs/bfind.c:21
 hfs_cat_move+0x15a/0x7e0 fs/hfs/catalog.c:301
 hfs_rename+0xe8/0x200 fs/hfs/dir.c:299
 vfs_rename+0xf8b/0x21f0 fs/namei.c:5067
 do_renameat2+0xc5f/0xdd0 fs/namei.c:5224
 __do_sys_renameat2 fs/namei.c:5258 [inline]
 __se_sys_renameat2 fs/namei.c:5255 [inline]
 __x64_sys_renameat2+0xe7/0x130 fs/namei.c:5255
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

The buggy address belongs to the object at ffff88807fa83300
 which belongs to the cache kmalloc-96 of size 96
The buggy address is located 0 bytes inside of
 allocated 78-byte region [ffff88807fa83300, ffff88807fa8334e)

The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7fa83
flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000000 ffff88801b041280 dead000000000100 dead000000000122
raw: 0000000000000000 0000000080200020 00000001f5000000 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 5220, tgid 5220 (udevd), ts 52766435169, free_ts 52743750071
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x2d1/0x350 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0xfce/0x2f80 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x223/0x25a0 mm/page_alloc.c:4751
 alloc_pages_mpol_noprof+0x2c9/0x610 mm/mempolicy.c:2265
 alloc_slab_page mm/slub.c:2412 [inline]
 allocate_slab mm/slub.c:2578 [inline]
 new_slab+0x2c9/0x410 mm/slub.c:2631
 ___slab_alloc+0xdac/0x1880 mm/slub.c:3818
 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3908
 __slab_alloc_node mm/slub.c:3961 [inline]
 slab_alloc_node mm/slub.c:4122 [inline]
 __do_kmalloc_node mm/slub.c:4263 [inline]
 __kmalloc_noprof+0x367/0x400 mm/slub.c:4276
 kmalloc_noprof include/linux/slab.h:883 [inline]
 kzalloc_noprof include/linux/slab.h:1015 [inline]
 tomoyo_encode2+0x100/0x3e0 security/tomoyo/realpath.c:45
 tomoyo_encode+0x29/0x50 security/tomoyo/realpath.c:80
 tomoyo_realpath_from_path+0x19d/0x720 security/tomoyo/realpath.c:283
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_path_perm+0x276/0x460 security/tomoyo/file.c:822
 security_inode_getattr+0x116/0x290 security/security.c:2372
 vfs_getattr fs/stat.c:243 [inline]
 vfs_statx_path+0x2b/0x310 fs/stat.c:283
 vfs_statx+0x11f/0x1c0 fs/stat.c:347
 vfs_fstatat+0x7b/0xf0 fs/stat.c:366
page last free pid 16 tgid 16 stack trace:
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1127 [inline]
 free_unref_page+0x661/0x1080 mm/page_alloc.c:2657
 rcu_do_batch kernel/rcu/tree.c:2567 [inline]
 rcu_core+0x7a0/0x14d0 kernel/rcu/tree.c:2823
 handle_softirqs+0x216/0x8f0 kernel/softirq.c:554
 run_ksoftirqd kernel/softirq.c:943 [inline]
 run_ksoftirqd+0x3a/0x60 kernel/softirq.c:935
 smpboot_thread_fn+0x664/0xa30 kernel/smpboot.c:164
 kthread+0x2c4/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244

Memory state around the buggy address:
 ffff88807fa83200: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
 ffff88807fa83280: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
>ffff88807fa83300: 00 00 00 00 00 00 00 00 00 06 fc fc fc fc fc fc
                                              ^
 ffff88807fa83380: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
 ffff88807fa83400: fa fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
==================================================================