Extracting prog: 54.297051254s
Minimizing prog: 6m21.488992779s
Simplifying prog options: 0s
Extracting C: 1m38.64633027s
Simplifying C: 8m58.239831973s


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: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$hfsplus-setxattr
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000000), &(0x7f0000000100)='./file1\x00', 0xa08800, &(0x7f0000000140)=ANY=[], 0x1, 0x671, &(0x7f0000000a40)="$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")
setxattr(&(0x7f0000000040)='./file1\x00', &(0x7f0000000080)=@random={'security.', '(^\x00'}, 0x0, 0x0, 0x1)

program crashed: KASAN: slab-out-of-bounds Write in hfsplus_bnode_read
single: successfully extracted reproducer
found reproducer with 2 syscalls
minimizing guilty program
testing program (duration=1m4.770808911s, {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$hfsplus
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000000), &(0x7f0000000100)='./file1\x00', 0xa08800, &(0x7f0000000140)=ANY=[], 0x1, 0x671, &(0x7f0000000a40)="$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")

program did not crash
testing program (duration=1m4.770808911s, {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}}): setxattr
detailed listing:
executing program 0:
setxattr(&(0x7f0000000040)='./file1\x00', &(0x7f0000000080)=@random={'security.', '(^\x00'}, 0x0, 0x0, 0x1)

program did not crash
testing program (duration=1m4.770808911s, {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$hfsplus-setxattr
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000000), &(0x7f0000000100)='./file1\x00', 0xa08800, &(0x7f0000000140)=ANY=[], 0x1, 0x671, &(0x7f0000000a40)="$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")
setxattr(0x0, &(0x7f0000000080)=@random={'security.', '(^\x00'}, 0x0, 0x0, 0x1)

program did not crash
testing program (duration=1m4.770808911s, {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$hfsplus-setxattr
detailed listing:
executing program 0:
syz_mount_image$hfsplus(&(0x7f0000000000), &(0x7f0000000100)='./file1\x00', 0xa08800, &(0x7f0000000140)=ANY=[], 0x1, 0x671, &(0x7f0000000a40)="$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")
setxattr(&(0x7f0000000040)='./file1\x00', 0x0, 0x0, 0x0, 0x1)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m4.770808911s, {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$hfsplus-setxattr
program crashed: KASAN: slab-out-of-bounds Write in hfsplus_bnode_read
simplifying C reproducer
testing compiled C program (duration=1m4.770808911s, {Threaded:false Repeat:true RepeatTimes:0 Procs:6 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-setxattr
program crashed: KASAN: slab-out-of-bounds Write in hfsplus_bnode_read
testing compiled C program (duration=1m4.770808911s, {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$hfsplus-setxattr
program crashed: KASAN: slab-out-of-bounds Write in hfsplus_bnode_read
testing compiled C program (duration=1m4.770808911s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-setxattr
program crashed: KASAN: slab-out-of-bounds Write in hfsplus_bnode_read
testing compiled C program (duration=1m4.770808911s, {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$hfsplus-setxattr
program crashed: KASAN: slab-out-of-bounds Write in hfsplus_bnode_read
testing compiled C program (duration=1m4.770808911s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-setxattr
program crashed: KASAN: slab-out-of-bounds Write in hfsplus_bnode_read
testing compiled C program (duration=1m4.770808911s, {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$hfsplus-setxattr
program crashed: KASAN: slab-out-of-bounds Write in hfsplus_bnode_read
testing compiled C program (duration=1m4.770808911s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$hfsplus-setxattr
program crashed: KASAN: slab-out-of-bounds Write in hfsplus_bnode_read
reproducing took 17m52.672223165s
repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 1024
==================================================================
BUG: KASAN: slab-out-of-bounds in memcpy_from_page include/linux/highmem.h:423 [inline]
BUG: KASAN: slab-out-of-bounds in hfsplus_bnode_read+0xe9/0x1e0 fs/hfsplus/bnode.c:32
Write of size 4030 at addr ffff88801beec000 by task syz-executor206/5832

CPU: 1 UID: 0 PID: 5832 Comm: syz-executor206 Not tainted 6.14.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:408 [inline]
 print_report+0x16e/0x5b0 mm/kasan/report.c:521
 kasan_report+0x143/0x180 mm/kasan/report.c:634
 kasan_check_range+0x282/0x290 mm/kasan/generic.c:189
 __asan_memcpy+0x40/0x70 mm/kasan/shadow.c:106
 memcpy_from_page include/linux/highmem.h:423 [inline]
 hfsplus_bnode_read+0xe9/0x1e0 fs/hfsplus/bnode.c:32
 hfsplus_bnode_read_key+0x190/0x2a0 fs/hfsplus/bnode.c:70
 hfsplus_brec_insert+0x6ea/0xde0 fs/hfsplus/brec.c:141
 hfsplus_create_attr+0x341/0x3d0 fs/hfsplus/attributes.c:252
 __hfsplus_setxattr+0x6fe/0x2310 fs/hfsplus/xattr.c:354
 hfsplus_setxattr+0x11c/0x180 fs/hfsplus/xattr.c:432
 hfsplus_security_setxattr+0x40/0x60 fs/hfsplus/xattr_security.c:31
 __vfs_setxattr+0x46a/0x4a0 fs/xattr.c:200
 __vfs_setxattr_noperm+0x12e/0x660 fs/xattr.c:234
 vfs_setxattr+0x221/0x430 fs/xattr.c:321
 do_setxattr fs/xattr.c:636 [inline]
 filename_setxattr+0x2af/0x430 fs/xattr.c:665
 path_setxattrat+0x440/0x510 fs/xattr.c:713
 __do_sys_setxattr fs/xattr.c:747 [inline]
 __se_sys_setxattr fs/xattr.c:743 [inline]
 __x64_sys_setxattr+0xbc/0xe0 fs/xattr.c:743
 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: 0033:0x7f7d5c623ad9
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:00007ffdd7a88928 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc
RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007f7d5c623ad9
RDX: 0000000000000000 RSI: 0000400000000080 RDI: 0000400000000040
RBP: 00007f7d5c6975f0 R08: 0000000000000001 R09: 00005555692db4c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdd7a88950
R13: 00007ffdd7a88b78 R14: 431bde82d7b634db R15: 00007f7d5c66c03b
 </TASK>

Allocated by task 5832:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
 __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:394
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __do_kmalloc_node mm/slub.c:4294 [inline]
 __kmalloc_noprof+0x285/0x4c0 mm/slub.c:4306
 kmalloc_noprof include/linux/slab.h:905 [inline]
 hfsplus_find_init+0x85/0x1c0 fs/hfsplus/bfind.c:21
 hfsplus_create_attr+0x161/0x3d0 fs/hfsplus/attributes.c:216
 __hfsplus_setxattr+0x6fe/0x2310 fs/hfsplus/xattr.c:354
 hfsplus_setxattr+0x11c/0x180 fs/hfsplus/xattr.c:432
 hfsplus_security_setxattr+0x40/0x60 fs/hfsplus/xattr_security.c:31
 __vfs_setxattr+0x46a/0x4a0 fs/xattr.c:200
 __vfs_setxattr_noperm+0x12e/0x660 fs/xattr.c:234
 vfs_setxattr+0x221/0x430 fs/xattr.c:321
 do_setxattr fs/xattr.c:636 [inline]
 filename_setxattr+0x2af/0x430 fs/xattr.c:665
 path_setxattrat+0x440/0x510 fs/xattr.c:713
 __do_sys_setxattr fs/xattr.c:747 [inline]
 __se_sys_setxattr fs/xattr.c:743 [inline]
 __x64_sys_setxattr+0xbc/0xe0 fs/xattr.c:743
 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

The buggy address belongs to the object at ffff88801beec000
 which belongs to the cache kmalloc-1k of size 1024
The buggy address is located 0 bytes inside of
 allocated 536-byte region [ffff88801beec000, ffff88801beec218)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1bee8
head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000040 ffff88801b041dc0 ffffea00009d1c00 dead000000000002
raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
head: 00fff00000000040 ffff88801b041dc0 ffffea00009d1c00 dead000000000002
head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
head: 00fff00000000003 ffffea00006fba01 ffffffffffffffff 0000000000000000
head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0x252000(__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_THISNODE), pid 0, tgid 0 (swapper/0), ts 1272940519, free_ts 0
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
 prep_new_page mm/page_alloc.c:1559 [inline]
 get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
 __alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
 alloc_slab_page mm/slub.c:2425 [inline]
 allocate_slab+0x66/0x3a0 mm/slub.c:2587
 new_slab mm/slub.c:2640 [inline]
 ___slab_alloc+0xc27/0x14a0 mm/slub.c:3826
 __slab_alloc+0x58/0xa0 mm/slub.c:3916
 __slab_alloc_node mm/slub.c:3991 [inline]
 slab_alloc_node mm/slub.c:4152 [inline]
 __kmalloc_cache_node_noprof+0x294/0x3a0 mm/slub.c:4333
 kmalloc_node_noprof include/linux/slab.h:924 [inline]
 alloc_desc+0x60/0x7f0 kernel/irq/irqdesc.c:474
 early_irq_init+0x177/0x1f0 kernel/irq/irqdesc.c:606
 start_kernel+0x230/0x510 init/main.c:1001
 x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:515
 x86_64_start_kernel+0x66/0x70 arch/x86/kernel/head64.c:496
 common_startup_64+0x13e/0x147
page_owner free stack trace missing

Memory state around the buggy address:
 ffff88801beec100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff88801beec180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff88801beec200: 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc
                            ^
 ffff88801beec280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88801beec300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================

final repro crashed as (corrupted=false):
loop0: detected capacity change from 0 to 1024
==================================================================
BUG: KASAN: slab-out-of-bounds in memcpy_from_page include/linux/highmem.h:423 [inline]
BUG: KASAN: slab-out-of-bounds in hfsplus_bnode_read+0xe9/0x1e0 fs/hfsplus/bnode.c:32
Write of size 4030 at addr ffff88801beec000 by task syz-executor206/5832

CPU: 1 UID: 0 PID: 5832 Comm: syz-executor206 Not tainted 6.14.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_address_description mm/kasan/report.c:408 [inline]
 print_report+0x16e/0x5b0 mm/kasan/report.c:521
 kasan_report+0x143/0x180 mm/kasan/report.c:634
 kasan_check_range+0x282/0x290 mm/kasan/generic.c:189
 __asan_memcpy+0x40/0x70 mm/kasan/shadow.c:106
 memcpy_from_page include/linux/highmem.h:423 [inline]
 hfsplus_bnode_read+0xe9/0x1e0 fs/hfsplus/bnode.c:32
 hfsplus_bnode_read_key+0x190/0x2a0 fs/hfsplus/bnode.c:70
 hfsplus_brec_insert+0x6ea/0xde0 fs/hfsplus/brec.c:141
 hfsplus_create_attr+0x341/0x3d0 fs/hfsplus/attributes.c:252
 __hfsplus_setxattr+0x6fe/0x2310 fs/hfsplus/xattr.c:354
 hfsplus_setxattr+0x11c/0x180 fs/hfsplus/xattr.c:432
 hfsplus_security_setxattr+0x40/0x60 fs/hfsplus/xattr_security.c:31
 __vfs_setxattr+0x46a/0x4a0 fs/xattr.c:200
 __vfs_setxattr_noperm+0x12e/0x660 fs/xattr.c:234
 vfs_setxattr+0x221/0x430 fs/xattr.c:321
 do_setxattr fs/xattr.c:636 [inline]
 filename_setxattr+0x2af/0x430 fs/xattr.c:665
 path_setxattrat+0x440/0x510 fs/xattr.c:713
 __do_sys_setxattr fs/xattr.c:747 [inline]
 __se_sys_setxattr fs/xattr.c:743 [inline]
 __x64_sys_setxattr+0xbc/0xe0 fs/xattr.c:743
 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: 0033:0x7f7d5c623ad9
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:00007ffdd7a88928 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc
RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007f7d5c623ad9
RDX: 0000000000000000 RSI: 0000400000000080 RDI: 0000400000000040
RBP: 00007f7d5c6975f0 R08: 0000000000000001 R09: 00005555692db4c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdd7a88950
R13: 00007ffdd7a88b78 R14: 431bde82d7b634db R15: 00007f7d5c66c03b
 </TASK>

Allocated by task 5832:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3f/0x80 mm/kasan/common.c:68
 poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
 __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:394
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __do_kmalloc_node mm/slub.c:4294 [inline]
 __kmalloc_noprof+0x285/0x4c0 mm/slub.c:4306
 kmalloc_noprof include/linux/slab.h:905 [inline]
 hfsplus_find_init+0x85/0x1c0 fs/hfsplus/bfind.c:21
 hfsplus_create_attr+0x161/0x3d0 fs/hfsplus/attributes.c:216
 __hfsplus_setxattr+0x6fe/0x2310 fs/hfsplus/xattr.c:354
 hfsplus_setxattr+0x11c/0x180 fs/hfsplus/xattr.c:432
 hfsplus_security_setxattr+0x40/0x60 fs/hfsplus/xattr_security.c:31
 __vfs_setxattr+0x46a/0x4a0 fs/xattr.c:200
 __vfs_setxattr_noperm+0x12e/0x660 fs/xattr.c:234
 vfs_setxattr+0x221/0x430 fs/xattr.c:321
 do_setxattr fs/xattr.c:636 [inline]
 filename_setxattr+0x2af/0x430 fs/xattr.c:665
 path_setxattrat+0x440/0x510 fs/xattr.c:713
 __do_sys_setxattr fs/xattr.c:747 [inline]
 __se_sys_setxattr fs/xattr.c:743 [inline]
 __x64_sys_setxattr+0xbc/0xe0 fs/xattr.c:743
 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

The buggy address belongs to the object at ffff88801beec000
 which belongs to the cache kmalloc-1k of size 1024
The buggy address is located 0 bytes inside of
 allocated 536-byte region [ffff88801beec000, ffff88801beec218)

The buggy address belongs to the physical page:
page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1bee8
head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
page_type: f5(slab)
raw: 00fff00000000040 ffff88801b041dc0 ffffea00009d1c00 dead000000000002
raw: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
head: 00fff00000000040 ffff88801b041dc0 ffffea00009d1c00 dead000000000002
head: 0000000000000000 0000000080100010 00000000f5000000 0000000000000000
head: 00fff00000000003 ffffea00006fba01 ffffffffffffffff 0000000000000000
head: 0000000000000008 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0x252000(__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_THISNODE), pid 0, tgid 0 (swapper/0), ts 1272940519, free_ts 0
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
 prep_new_page mm/page_alloc.c:1559 [inline]
 get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
 __alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4740
 alloc_slab_page mm/slub.c:2425 [inline]
 allocate_slab+0x66/0x3a0 mm/slub.c:2587
 new_slab mm/slub.c:2640 [inline]
 ___slab_alloc+0xc27/0x14a0 mm/slub.c:3826
 __slab_alloc+0x58/0xa0 mm/slub.c:3916
 __slab_alloc_node mm/slub.c:3991 [inline]
 slab_alloc_node mm/slub.c:4152 [inline]
 __kmalloc_cache_node_noprof+0x294/0x3a0 mm/slub.c:4333
 kmalloc_node_noprof include/linux/slab.h:924 [inline]
 alloc_desc+0x60/0x7f0 kernel/irq/irqdesc.c:474
 early_irq_init+0x177/0x1f0 kernel/irq/irqdesc.c:606
 start_kernel+0x230/0x510 init/main.c:1001
 x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:515
 x86_64_start_kernel+0x66/0x70 arch/x86/kernel/head64.c:496
 common_startup_64+0x13e/0x147
page_owner free stack trace missing

Memory state around the buggy address:
 ffff88801beec100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
 ffff88801beec180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
>ffff88801beec200: 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc
                            ^
 ffff88801beec280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
 ffff88801beec300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
==================================================================