./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1683842512

<...>
Warning: Permanently added '10.128.0.70' (ED25519) to the list of known hosts.
execve("./syz-executor1683842512", ["./syz-executor1683842512"], 0x7ffd5cc824c0 /* 10 vars */) = 0
brk(NULL)                               = 0x555555a24000
brk(0x555555a24d00)                     = 0x555555a24d00
arch_prctl(ARCH_SET_FS, 0x555555a24380) = 0
set_tid_address(0x555555a24650)         = 5008
set_robust_list(0x555555a24660, 24)     = 0
rseq(0x555555a24ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor1683842512", 4096) = 28
getrandom("\x13\xbb\xe0\x60\x64\xdc\xe9\x34", 8, GRND_NONBLOCK) = 8
brk(NULL)                               = 0x555555a24d00
brk(0x555555a45d00)                     = 0x555555a45d00
brk(0x555555a46000)                     = 0x555555a46000
mprotect(0x7fa3a1c0e000, 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
openat(AT_FDCWD, "/dev/loop0", O_RDWR)  = 3
ioctl(3, LOOP_CLR_FD)                   = -1 ENXIO (No such device or address)
close(3)                                = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555a24650) = 5009
./strace-static-x86_64: Process 5009 attached
[pid  5009] set_robust_list(0x555555a24660, 24) = 0
[pid  5009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5009] setpgid(0, 0)               = 0
[pid  5009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5009] write(3, "1000", 4)         = 4
[pid  5009] close(3)                    = 0
[pid  5009] memfd_create("syzkaller", 0) = 3
[pid  5009] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fa39975c000
[pid  5009] 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"..., 32768) = 32768
[pid  5009] munmap(0x7fa39975c000, 138412032) = 0
[pid  5009] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4
[pid  5009] ioctl(4, LOOP_SET_FD, 3)    = 0
[pid  5009] close(3)                    = 0
[pid  5009] mkdir("./bus", 0777)        = 0
[pid  5009] mount("/dev/loop0", "./bus", "hfs", MS_NOSUID|MS_NOEXEC|MS_SYNCHRONOUS|MS_NOATIME|MS_SILENT|MS_I_VERSION, "\x63\x6f\x64\x65\x70\x61\x67\x65\x3d\x63\x70\x39\x33\x36\x2c\x64\x69\x72\x5f\x75\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x34\x36\x32\x35\x2c\x64\x69\x72\x5f\x75\x6d\x61\x73\x6b\x3d\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x37\x2c\x74\x79\x70\x65\x3d\x95\xc1\x09\x9e\x2c\x66\x69\x6c\x65\x5f\x75\x6d"...) = 0
[pid  5009] openat(AT_FDCWD, "./bus", O_RDONLY|O_DIRECTORY) = 3
[pid  5009] chdir("./bus")              = 0
[pid  5009] ioctl(4, LOOP_CLR_FD)       = 0
[  139.431240][ T5009] loop0: detected capacity change from 0 to 64
[pid  5009] close(4)                    = 0
[pid  5009] mkdirat(AT_FDCWD, "./file0", 000) = 0
[  139.487939][ T5009] =====================================================
[  139.495429][ T5009] BUG: KMSAN: uninit-value in hfs_revalidate_dentry+0x307/0x3f0
[  139.504068][ T5009]  hfs_revalidate_dentry+0x307/0x3f0
[  139.509549][ T5009]  lookup_fast+0x89e/0x8e0
[  139.514209][ T5009]  link_path_walk+0x7ff/0x1420
[  139.519152][ T5009]  path_lookupat+0xd9/0x6f0
[  139.523945][ T5009]  filename_lookup+0x22e/0x740
[  139.528883][ T5009]  user_path_at_empty+0x87/0x3b0
[  139.534123][ T5009]  __se_sys_mount+0x66b/0x810
[  139.539014][ T5009]  __x64_sys_mount+0xe4/0x140
[  139.544083][ T5009]  do_syscall_64+0x44/0x110
[  139.548774][ T5009]  entry_SYSCALL_64_after_hwframe+0x63/0x6b
[  139.554978][ T5009] 
[  139.557377][ T5009] Uninit was created at:
[  139.561895][ T5009]  __alloc_pages+0x9a4/0xe00
[  139.566644][ T5009]  alloc_pages_mpol+0x62b/0x9d0
[  139.571750][ T5009]  alloc_pages+0x1be/0x1e0
[  139.576326][ T5009]  new_slab+0x421/0x1570
[  139.580718][ T5009]  ___slab_alloc+0x13db/0x33d0
[  139.585763][ T5009]  kmem_cache_alloc_lru+0x552/0x970
[  139.591204][ T5009]  hfs_alloc_inode+0x5a/0xc0
[  139.595951][ T5009]  alloc_inode+0x83/0x440
[  139.600376][ T5009]  iget_locked+0x2dd/0xe80
[  139.605001][ T5009]  hfs_btree_open+0x16c/0x1aa0
[  139.609916][ T5009]  hfs_mdb_get+0x1fe2/0x28b0
[  139.614691][ T5009]  hfs_fill_super+0x1cf5/0x23c0
[  139.619694][ T5009]  mount_bdev+0x3d7/0x560
[  139.624226][ T5009]  hfs_mount+0x4d/0x60
[  139.628464][ T5009]  legacy_get_tree+0x110/0x290
[  139.633536][ T5009]  vfs_get_tree+0xa5/0x520
[  139.638095][ T5009]  do_new_mount+0x68d/0x1550
[  139.642896][ T5009]  path_mount+0x73d/0x1f20
[  139.647455][ T5009]  __se_sys_mount+0x725/0x810
[  139.652311][ T5009]  __x64_sys_mount+0xe4/0x140
[  139.657133][ T5009]  do_syscall_64+0x44/0x110
[  139.661816][ T5009]  entry_SYSCALL_64_after_hwframe+0x63/0x6b
[  139.667890][ T5009] 
[  139.670293][ T5009] CPU: 1 PID: 5009 Comm: syz-executor168 Not tainted 6.7.0-rc7-syzkaller #0
[  139.679186][ T5009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
[  139.689411][ T5009] =====================================================
[  139.696582][ T5009] Disabling lock debugging due to kernel taint
[  139.702864][ T5009] Kernel panic - not syncing: kmsan.panic set ...
[  139.709328][ T5009] CPU: 1 PID: 5009 Comm: syz-executor168 Tainted: G    B              6.7.0-rc7-syzkaller #0
[  139.719566][ T5009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
[  139.729712][ T5009] Call Trace:
[  139.733065][ T5009]  <TASK>
[  139.736065][ T5009]  dump_stack_lvl+0x1bf/0x240
[  139.740925][ T5009]  dump_stack+0x1e/0x20
[  139.745239][ T5009]  panic+0x4de/0xc90
[  139.749338][ T5009]  ? add_taint+0x108/0x1a0
[  139.753918][ T5009]  kmsan_report+0x2d0/0x2d0
[  139.758588][ T5009]  ? __msan_warning+0x96/0x110
[  139.763459][ T5009]  ? hfs_revalidate_dentry+0x307/0x3f0
[  139.769052][ T5009]  ? lookup_fast+0x89e/0x8e0
[  139.773821][ T5009]  ? link_path_walk+0x7ff/0x1420
[  139.778896][ T5009]  ? path_lookupat+0xd9/0x6f0
[  139.783733][ T5009]  ? filename_lookup+0x22e/0x740
[  139.788809][ T5009]  ? user_path_at_empty+0x87/0x3b0
[  139.794015][ T5009]  ? __se_sys_mount+0x66b/0x810
[  139.799009][ T5009]  ? __x64_sys_mount+0xe4/0x140
[  139.804024][ T5009]  ? do_syscall_64+0x44/0x110
[  139.808812][ T5009]  ? entry_SYSCALL_64_after_hwframe+0x63/0x6b
[  139.814995][ T5009]  ? kmsan_get_shadow_origin_ptr+0x4d/0xa0
[  139.821122][ T5009]  ? kmsan_get_shadow_origin_ptr+0x4d/0xa0
[  139.827134][ T5009]  ? __d_lookup_rcu_op_compare+0x66e/0x6f0
[  139.833126][ T5009]  ? kmsan_internal_set_shadow_origin+0x66/0xe0
[  139.839543][ T5009]  ? kmsan_get_shadow_origin_ptr+0x4d/0xa0
[  139.845529][ T5009]  ? kmsan_get_shadow_origin_ptr+0x4d/0xa0
[  139.851480][ T5009]  __msan_warning+0x96/0x110
[  139.856204][ T5009]  hfs_revalidate_dentry+0x307/0x3f0
[  139.861635][ T5009]  ? hfs_init_once+0x30/0x30
[  139.866406][ T5009]  lookup_fast+0x89e/0x8e0
[  139.871021][ T5009]  link_path_walk+0x7ff/0x1420
[  139.875910][ T5009]  path_lookupat+0xd9/0x6f0
[  139.880537][ T5009]  filename_lookup+0x22e/0x740
[  139.885482][ T5009]  ? kmsan_get_shadow_origin_ptr+0x4d/0xa0
[  139.891488][ T5009]  user_path_at_empty+0x87/0x3b0
[  139.896602][ T5009]  ? __x64_sys_mount+0xe4/0x140
[  139.901603][ T5009]  __se_sys_mount+0x66b/0x810
[  139.906393][ T5009]  __x64_sys_mount+0xe4/0x140
[  139.911200][ T5009]  do_syscall_64+0x44/0x110
[  139.915872][ T5009]  entry_SYSCALL_64_after_hwframe+0x63/0x6b
[  139.921963][ T5009] RIP: 0033:0x7fa3a1b9aad9
[  139.926500][ T5009] 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
[  139.946291][ T5009] RSP: 002b:00007ffda21ae9c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  139.954872][ T5009] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa3a1b9aad9
[  139.962978][ T5009] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000000
[  139.971077][ T5009] RBP: 00007fa3a1c0e5f0 R08: 0000000000000000 R09: 0000555555a254c0
[  139.979158][ T5009] R10: 0000000000101091 R11: 0000000000000246 R12: 00007ffda21ae9f0
[  139.987291][ T5009] R13: 00007ffda21aec18 R14: 431bde82d7b634db R15: 00007fa3a1be303b
[  139.995383][ T5009]  </TASK>
[  139.998635][ T5009] Kernel Offset: disabled
[  140.003005][ T5009] Rebooting in 86400 seconds..