./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4151927319

<...>
Warning: Permanently added '10.128.1.33' (ED25519) to the list of known hosts.
execve("./syz-executor4151927319", ["./syz-executor4151927319"], 0x7ffd158c7e50 /* 10 vars */) = 0
brk(NULL)                               = 0x5555664db000
brk(0x5555664dbd00)                     = 0x5555664dbd00
arch_prctl(ARCH_SET_FS, 0x5555664db380) = 0
set_tid_address(0x5555664db650)         = 5058
set_robust_list(0x5555664db660, 24)     = 0
rseq(0x5555664dbca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor4151927319", 4096) = 28
getrandom("\x81\x47\x9c\x1a\x86\xb0\xa5\xf2", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x5555664dbd00
brk(0x5555664fcd00)                     = 0x5555664fcd00
brk(0x5555664fd000)                     = 0x5555664fd000
mprotect(0x7faef6df8000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
memfd_create("syzkaller", 0)            = 3
mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7faeee800000
write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 524288) = 524288
munmap(0x7faeee800000, 138412032)       = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR)  = 4
ioctl(4, LOOP_SET_FD, 3)                = 0
close(3)                                = 0
close(4)                                = 0
mkdir("./file1", 0777)                  = 0
mount("/dev/loop0", "./file1", "hfsplus", MS_RDONLY|MS_DIRSYNC|MS_I_VERSION, "") = 0
openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3
openat(AT_FDCWD, "/dev/loop0", O_RDWR)  = -1 EBUSY (Device or resource busy)
[   58.198450][ T5058] loop0: detected capacity change from 0 to 1024
[   58.238629][ T5058] ==================================================================
[   58.246725][ T5058] BUG: KASAN: slab-out-of-bounds in hfsplus_uni2asc+0x57f/0x1200
[   58.254460][ T5058] Read of size 2 at addr ffff88802c47140c by task syz-executor415/5058
[   58.262678][ T5058] 
[   58.265034][ T5058] CPU: 0 PID: 5058 Comm: syz-executor415 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0
[   58.275091][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
[   58.285144][ T5058] Call Trace:
[   58.288408][ T5058]  <TASK>
[   58.291324][ T5058]  dump_stack_lvl+0x241/0x360
[   58.295999][ T5058]  ? __pfx_dump_stack_lvl+0x10/0x10
[   58.301174][ T5058]  ? __pfx__printk+0x10/0x10
[   58.305752][ T5058]  ? _printk+0xd5/0x120
[   58.309891][ T5058]  ? __virt_addr_valid+0x183/0x520
[   58.314990][ T5058]  ? __virt_addr_valid+0x183/0x520
[   58.320080][ T5058]  print_report+0x169/0x550
[   58.324568][ T5058]  ? __virt_addr_valid+0x183/0x520
[   58.329661][ T5058]  ? __virt_addr_valid+0x183/0x520
[   58.334769][ T5058]  ? __virt_addr_valid+0x44e/0x520
[   58.339862][ T5058]  ? __phys_addr+0xba/0x170
[   58.344362][ T5058]  ? hfsplus_uni2asc+0x57f/0x1200
[   58.349366][ T5058]  kasan_report+0x143/0x180
[   58.353855][ T5058]  ? hfsplus_uni2asc+0x57f/0x1200
[   58.358896][ T5058]  hfsplus_uni2asc+0x57f/0x1200
[   58.363733][ T5058]  ? __asan_memcpy+0x40/0x70
[   58.368308][ T5058]  hfsplus_readdir+0x93b/0x1320
[   58.373144][ T5058]  ? __pfx_hfsplus_readdir+0x10/0x10
[   58.378422][ T5058]  ? __mutex_lock+0x2ef/0xd70
[   58.383080][ T5058]  ? iterate_dir+0x436/0x6f0
[   58.387648][ T5058]  ? __pfx_down_read_killable+0x10/0x10
[   58.393171][ T5058]  ? __fdget_pos+0x259/0x320
[   58.397756][ T5058]  ? irqentry_exit+0x63/0x90
[   58.402347][ T5058]  ? bpf_lsm_file_permission+0x9/0x10
[   58.407729][ T5058]  iterate_dir+0x539/0x6f0
[   58.412144][ T5058]  __se_sys_getdents64+0x20d/0x4f0
[   58.417239][ T5058]  ? _raw_spin_unlock_irq+0x2e/0x50
[   58.422425][ T5058]  ? __pfx___se_sys_getdents64+0x10/0x10
[   58.428040][ T5058]  ? __pfx_filldir64+0x10/0x10
[   58.432782][ T5058]  ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[   58.439106][ T5058]  ? do_syscall_64+0x10a/0x240
[   58.443902][ T5058]  ? syscall_trace_enter+0x5f/0x150
[   58.449118][ T5058]  do_syscall_64+0xfb/0x240
[   58.453610][ T5058]  entry_SYSCALL_64_after_hwframe+0x6d/0x75
[   58.459493][ T5058] RIP: 0033:0x7faef6d845c9
[   58.463914][ T5058] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   58.483529][ T5058] RSP: 002b:00007ffc0ab91ea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9
[   58.491938][ T5058] RAX: ffffffffffffffda RBX: 00007ffc0ab92078 RCX: 00007faef6d845c9
[   58.499896][ T5058] RDX: 00000000000000bd RSI: 0000000020000900 RDI: 0000000000000003
[   58.507853][ T5058] RBP: 00007faef6df8610 R08: 00000000000006e1 R09: 00007ffc0ab92078
[   58.515808][ T5058] R10: 00007ffc0ab91d60 R11: 0000000000000246 R12: 0000000000000001
[   58.523776][ T5058] R13: 00007ffc0ab92068 R14: 0000000000000001 R15: 0000000000000001
[   58.531827][ T5058]  </TASK>
[   58.534828][ T5058] 
[   58.537132][ T5058] Allocated by task 5058:
[   58.541436][ T5058]  kasan_save_track+0x3f/0x80
[   58.546096][ T5058]  __kasan_kmalloc+0x98/0xb0
[   58.550667][ T5058]  __kmalloc+0x233/0x4a0
[   58.554890][ T5058]  hfsplus_find_init+0x85/0x1c0
[   58.559718][ T5058]  hfsplus_readdir+0x20e/0x1320
[   58.564550][ T5058]  iterate_dir+0x539/0x6f0
[   58.568942][ T5058]  __se_sys_getdents64+0x20d/0x4f0
[   58.574031][ T5058]  do_syscall_64+0xfb/0x240
[   58.578513][ T5058]  entry_SYSCALL_64_after_hwframe+0x6d/0x75
[   58.584403][ T5058] 
[   58.586703][ T5058] The buggy address belongs to the object at ffff88802c471000
[   58.586703][ T5058]  which belongs to the cache kmalloc-2k of size 2048
[   58.600747][ T5058] The buggy address is located 0 bytes to the right of
[   58.600747][ T5058]  allocated 1036-byte region [ffff88802c471000, ffff88802c47140c)
[   58.615303][ T5058] 
[   58.617606][ T5058] The buggy address belongs to the physical page:
[   58.624009][ T5058] page:ffffea0000b11c00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x2c470
[   58.634152][ T5058] head:ffffea0000b11c00 order:3 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[   58.643067][ T5058] flags: 0xfff00000000840(slab|head|node=0|zone=1|lastcpupid=0x7ff)
[   58.651025][ T5058] page_type: 0xffffffff()
[   58.655425][ T5058] raw: 00fff00000000840 ffff888014c42000 dead000000000122 0000000000000000
[   58.663993][ T5058] raw: 0000000000000000 0000000080080008 00000001ffffffff 0000000000000000
[   58.672551][ T5058] page dumped because: kasan: bad access detected
[   58.678954][ T5058] page_owner tracks the page as allocated
[   58.684648][ T5058] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5058, tgid 5058 (syz-executor415), ts 58236471642, free_ts 52325252467
[   58.706264][ T5058]  post_alloc_hook+0x1ea/0x210
[   58.711010][ T5058]  get_page_from_freelist+0x33ea/0x3580
[   58.716535][ T5058]  __alloc_pages+0x256/0x680
[   58.721136][ T5058]  alloc_slab_page+0x5f/0x160
[   58.725791][ T5058]  new_slab+0x84/0x2f0
[   58.729838][ T5058]  ___slab_alloc+0xc73/0x1260
[   58.734493][ T5058]  __kmalloc+0x2e5/0x4a0
[   58.738714][ T5058]  hfsplus_find_init+0x85/0x1c0
[   58.743540][ T5058]  hfsplus_fill_super+0xda4/0x1ca0
[   58.748647][ T5058]  mount_bdev+0x20a/0x2d0
[   58.752953][ T5058]  legacy_get_tree+0xee/0x190
[   58.757606][ T5058]  vfs_get_tree+0x90/0x2a0
[   58.762000][ T5058]  do_new_mount+0x2be/0xb40
[   58.766482][ T5058]  __se_sys_mount+0x2d9/0x3c0
[   58.771133][ T5058]  do_syscall_64+0xfb/0x240
[   58.775617][ T5058]  entry_SYSCALL_64_after_hwframe+0x6d/0x75
[   58.781490][ T5058] page last free pid 5050 tgid 5050 stack trace:
[   58.787791][ T5058]  free_unref_page_prepare+0x95d/0xa80
[   58.793316][ T5058]  free_unref_page+0x37/0x3f0
[   58.797973][ T5058]  skb_release_data+0x640/0x870
[   58.802821][ T5058]  skb_attempt_defer_free+0x399/0x540
[   58.808169][ T5058]  tcp_recvmsg_locked+0x149c/0x25a0
[   58.813351][ T5058]  tcp_recvmsg+0x25d/0x920
[   58.817747][ T5058]  inet_recvmsg+0x150/0x2d0
[   58.822257][ T5058]  sock_recvmsg+0x1ae/0x280
[   58.826742][ T5058]  sock_read_iter+0x2ca/0x3e0
[   58.831407][ T5058]  vfs_read+0x97b/0xb70
[   58.835542][ T5058]  ksys_read+0x1a0/0x2c0
[   58.839778][ T5058]  do_syscall_64+0xfb/0x240
[   58.844260][ T5058]  entry_SYSCALL_64_after_hwframe+0x6d/0x75
[   58.850134][ T5058] 
[   58.852436][ T5058] Memory state around the buggy address:
[   58.858043][ T5058]  ffff88802c471300: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   58.866083][ T5058]  ffff88802c471380: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   58.874131][ T5058] >ffff88802c471400: 00 04 fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   58.882166][ T5058]                       ^
[   58.886471][ T5058]  ffff88802c471480: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   58.894530][ T5058]  ffff88802c471500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[   58.902579][ T5058] ==================================================================
[   58.910810][ T5058] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[   58.918003][ T5058] CPU: 0 PID: 5058 Comm: syz-executor415 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0
[   58.928047][ T5058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
[   58.938090][ T5058] Call Trace:
[   58.941356][ T5058]  <TASK>
[   58.944274][ T5058]  dump_stack_lvl+0x241/0x360
[   58.948945][ T5058]  ? __pfx_dump_stack_lvl+0x10/0x10
[   58.954129][ T5058]  ? __pfx__printk+0x10/0x10
[   58.958710][ T5058]  ? lockdep_hardirqs_on_prepare+0x43d/0x780
[   58.964851][ T5058]  ? vscnprintf+0x5d/0x90
[   58.969170][ T5058]  panic+0x349/0x860
[   58.973061][ T5058]  ? check_panic_on_warn+0x21/0xb0
[   58.978163][ T5058]  ? __pfx_panic+0x10/0x10
[   58.982570][ T5058]  ? _raw_spin_unlock_irqrestore+0x130/0x140
[   58.988541][ T5058]  ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[   58.994873][ T5058]  check_panic_on_warn+0x86/0xb0
[   58.999801][ T5058]  ? hfsplus_uni2asc+0x57f/0x1200
[   59.004812][ T5058]  end_report+0x6e/0x140
[   59.009042][ T5058]  kasan_report+0x154/0x180
[   59.013530][ T5058]  ? hfsplus_uni2asc+0x57f/0x1200
[   59.018544][ T5058]  hfsplus_uni2asc+0x57f/0x1200
[   59.023391][ T5058]  ? __asan_memcpy+0x40/0x70
[   59.027991][ T5058]  hfsplus_readdir+0x93b/0x1320
[   59.032845][ T5058]  ? __pfx_hfsplus_readdir+0x10/0x10
[   59.038172][ T5058]  ? __mutex_lock+0x2ef/0xd70
[   59.042842][ T5058]  ? iterate_dir+0x436/0x6f0
[   59.047416][ T5058]  ? __pfx_down_read_killable+0x10/0x10
[   59.052949][ T5058]  ? __fdget_pos+0x259/0x320
[   59.057525][ T5058]  ? irqentry_exit+0x63/0x90
[   59.062133][ T5058]  ? bpf_lsm_file_permission+0x9/0x10
[   59.074526][ T5058]  iterate_dir+0x539/0x6f0
[   59.079019][ T5058]  __se_sys_getdents64+0x20d/0x4f0
[   59.084116][ T5058]  ? _raw_spin_unlock_irq+0x2e/0x50
[   59.089401][ T5058]  ? __pfx___se_sys_getdents64+0x10/0x10
[   59.095067][ T5058]  ? __pfx_filldir64+0x10/0x10
[   59.100360][ T5058]  ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[   59.106776][ T5058]  ? do_syscall_64+0x10a/0x240
[   59.111532][ T5058]  ? syscall_trace_enter+0x5f/0x150
[   59.116812][ T5058]  do_syscall_64+0xfb/0x240
[   59.121311][ T5058]  entry_SYSCALL_64_after_hwframe+0x6d/0x75
[   59.127192][ T5058] RIP: 0033:0x7faef6d845c9
[   59.131597][ T5058] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[   59.151202][ T5058] RSP: 002b:00007ffc0ab91ea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9
[   59.159610][ T5058] RAX: ffffffffffffffda RBX: 00007ffc0ab92078 RCX: 00007faef6d845c9
[   59.167572][ T5058] RDX: 00000000000000bd RSI: 0000000020000900 RDI: 0000000000000003
[   59.175528][ T5058] RBP: 00007faef6df8610 R08: 00000000000006e1 R09: 00007ffc0ab92078
[   59.183484][ T5058] R10: 00007ffc0ab91d60 R11: 0000000000000246 R12: 0000000000000001
[   59.191442][ T5058] R13: 00007ffc0ab92068 R14: 0000000000000001 R15: 0000000000000001
[   59.199406][ T5058]  </TASK>
[   59.202674][ T5058] Kernel Offset: disabled
[   59.207066][ T5058] Rebooting in 86400 seconds..