syzbot


SYZFAIL: posix_spawnp failed

Status: upstream: reported on 2025/01/29 02:19
Reported-by: syzbot+7fb9542c410d3e919ef1@syzkaller.appspotmail.com
First crash: 181d, last: now

Sample crash report:
SYZFAIL: posix_spawnp failed
 (errno 35: Resource temporarily unavailable)


FreeBSD/amd64 (ci-freebsd-main-9.us-central1-b.c.syzkaller.internal) (ttyu0)

login: set $lines = 0
Password:maxproc limit exceeded by uid 0 (pid 3396); see tuning(7) and login.conf(5)

Login incorrect
login: panic: pmap_san_enter_alloc_4k: no memory to grow shadow map
cpuid = 0
time = 27
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe007f712730
kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe007f712890
vpanic() at vpanic+0x257/frame 0xfffffe007f712a50
panic() at panic+0xb5/frame 0xfffffe007f712b10
pmap_san_enter_alloc_4k() at pmap_san_enter_alloc_4k+0x4b/frame 0xfffffe007f712b30
pmap_san_enter() at pmap_san_enter+0x353/frame 0xfffffe007f712b70
kasan_shadow_map() at kasan_shadow_map+0x78/frame 0xfffffe007f712b90
pmap_growkernel() at pmap_growkernel+0xd1/frame 0xfffffe007f712bf0
vm_map_insert1() at vm_map_insert1+0x672/frame 0xfffffe007f712d30
vm_map_find_locked() at vm_map_find_locked+0xa12/frame 0xfffffe007f712ea0
vm_map_find() at vm_map_find+0xc7/frame 0xfffffe007f712f10
kva_import() at kva_import+0xd4/frame 0xfffffe007f712ff0
vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe007f7130e0
vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe007f713180
kva_import_domain() at kva_import_domain+0x5f/frame 0xfffffe007f7131d0
vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe007f7132c0
vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe007f713360
vm_thread_kstack_arena_import() at vm_thread_kstack_arena_import+0x9e/frame 0xfffffe007f7133d0
vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe007f7134b0
vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe007f713550
vmem_alloc() at vmem_alloc+0xfe/frame 0xfffffe007f7135b0
vm_thread_stack_create() at vm_thread_stack_create+0x2a5/frame 0xfffffe007f7138e0
kstack_import() at kstack_import+0x9b/frame 0xfffffe007f713930
cache_alloc() at cache_alloc+0x7e5/frame 0xfffffe007f713a00
cache_alloc_retry() at cache_alloc_retry+0x35/frame 0xfffffe007f713a40
vm_thread_new() at vm_thread_new+0x91/frame 0xfffffe007f713ab0
thread_alloc() at thread_alloc+0x72/frame 0xfffffe007f713af0
fork1() at fork1+0xad6/frame 0xfffffe007f713c10
sys_fork() at sys_fork+0xe3/frame 0xfffffe007f713d10
amd64_syscall() at amd64_syscall+0x4e2/frame 0xfffffe007f713f30
fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe007f713f30
--- syscall (198, FreeBSD ELF64, __syscall), rip = 0x3a1afa, rsp = 0x828f03f08, rbp = 0x828f03f80 ---
KDB: enter: panic
[ thread pid 2756 tid 102069 ]
Stopped at      kdb_enter+0x6e: movq    $0,0x25c45c7(%rip)
db> show registers
cs                        0x20
ds                        0x3b
es                        0x3b
fs                        0x13
gs                        0x1b
ss                        0x28
rax                       0x12
rcx         0xfffffe0002bf1850
rdx                          0
rbx         0xffffffff827cb4c0  .str.27
rsp         0xfffffe007f712870
rbp         0xfffffe007f712890
rsi                          0
rdi         0xffffffff81614a99  printf+0x149
r8                           0
r9                  0xffffffff
r10                          0
r11                       0x3f
r12         0xfffffe007d799780
r13         0xfffffffffffffffe
--More--        r14         0xffffffff827cb4c0  .str.27
r15                          0
rip         0xffffffff815fe5ce  kdb_enter+0x6e
rflags                    0x46
kdb_enter+0x6e: movq    $0,0x25c45c7(%rip)
db> proc
No such command; use "help" to list available commands
db> ps
  pid  ppid  pgrp   uid  state   wmesg   wchan               cmd
 7247  7247     0     0  N                                   syz-executor
 7246  7246     0     0  N                                   syz-executor
 7245  7245     0     0  N                                   syz-executor
 7244  7244     0     0  N                                   syz-executor
 6923  6923     0     0  N                                   syz-executor
 6900  6900     0     0  N                                   syz-executor
 6646  6646     0     0  N                                   syz-executor
 7243  7243     0     0  N                                   syz-executor
 6909  6909     0     0  N                                   syz-executor
 6908  6908     0     0  N                                   syz-executor
 6907  6907     0     0  N                                   syz-executor
 6657  6657     0     0  N                                   syz-executor
 6655  6655     0     0  N                                   syz-executor
 6650  6650     0     0  N                                   syz-executor
 6645  6645     0     0  N                                   syz-executor
 7242  7242     0     0  N                                   syz-executor
 7241  7241     0     0  N                                   syz-executor
 7240  7240     0     0  N                                   syz-executor
 7239  7239     0     0  N                                   syz-executor
--More--         7238  7238     0     0  N                                   syz-executor
 7237  7237     0     0  N                                   syz-executor
 7236  7236     0     0  N                                   syz-executor
 7235  7235     0     0  N                                   syz-executor
 7234  7234     0     0  N                                   syz-executor
 7233  7233     0     0  N                                   syz-executor
 7232  7232     0     0  N                                   syz-executor
 7231  7231     0     0  N                                   syz-executor
 7230  7230     0     0  N                                   syz-executor
 7229  7229     0     0  N                                   syz-executor
 7228  7228     0     0  N                                   syz-executor
 7227  7227     0     0  N                                   syz-executor
 7226  7226     0     0  N                                   syz-executor
 7225  7225     0     0  N                                   syz-executor
 6922  1932   763     0  N                                   syz-executor
 6916  1322   763     0  N                                   syz-executor
 6905  2704   763     0  N                                   syz-executor
 6904  2398   763     0  N                                   syz-executor
 6903  1376   763     0  N                                   syz-executor
 6901  1345   763     0  N                                   syz-executor
--More--         6899  2056   763     0  N                                   syz-executor
 7224  3281   763     0  N                                   syz-executor
 7223  3304   763     0  N                                   syz-executor
 7222  3214   763     0  N                                   syz-executor
 7221  7221     0     0  N                                   syz-executor
 7220  7220     0     0  N                                   syz-executor
 7129  7129     0     0  N                                   syz-executor
 6664  6664     0     0  N                                   syz-executor
 6659  6659     0     0  N                                   syz-executor
 6654  6654     0     0  N                                   syz-executor
 6651  3180   763     0  N                                   syz-executor
 6648  3142   763     0  N                                   syz-executor
 6647  3192   763     0  N                                   syz-executor
 7219  7219     0     0  N                                   syz-executor
 6644  3129   763     0  N                                   syz-executor
 7218  3300   763     0  N                                   syz-executor
 7217  3223   763     0  N                                   syz-executor
 7216  7216     0     0  N                                   syz-executor
 7215  3263   763     0  N                                   syz-executor
 7214  7214     0     0  N                                   syz-executor
--More--         7213  3241   763     0  N                                   syz-executor
--More--         7212  7212     0     0  N                                   syz-executor
 7211  7211     0     0  N                                   syz-executor
 7210  3255   763     0  N                                   syz-executor
 7209  7209     0     0  N                                   syz-executor
 7208  7208     0     0  N                                   syz-executor
 7207  3252   763     0  N                                   syz-executor
 7206  7206     0     0  N                                   syz-executor
 7205  7205     0     0  N                                   syz-executor
 7204  3250   763     0  N                                   syz-executor
 7203  3227   763     0  N                                   syz-executor
 7202  3197   763     0  N                                   syz-executor
 7201  3058   763     0  N                                   syz-executor
 7200  3274   763     0  N                                   syz-executor
 7199  3286   763     0  N                                   syz-executor
 7198  3295   763     0  N                                   syz-executor
 7197  7197     0     0  N                                   syz-executor
 7196  7196     0     0  N                                   syz-executor
 7195  7195     0     0  N                                   syz-executor
 7194  7194     0     0  N                                   syz-executor
 7193  7193     0     0  N                                   syz-executor
--More--         6910  6910     0     0  N                                   syz-executor
--More--         7127  7127     0     0  N                                   syz-executor
 7192  7192     0     0  N                                   syz-executor
 7191  7191     0     0  N                                   syz-executor
 7190  7190     0     0  N                                   syz-executor
 7189  7189     0     0  N                                   syz-executor
 7125  7125     0     0  N                                   syz-executor
 7114  7114     0     0  N                                   syz-executor
 6752  6752     0     0  N                                   syz-executor
 6735  6735     0     0  N                                   syz-executor
 6727  6727     0     0  N                                   syz-executor
 6653  6653     0     0  N                                   syz-executor
 7188  7188     0     0  N                                   syz-executor
 7187  7187     0     0  N                                   syz-executor
 7186  7186     0     0  N                                   syz-executor
 7185  7185     0     0  N                                   syz-executor
 7184  7184     0     0  N                                   syz-executor
 7183  7183     0     0  N                                   syz-executor
 7182  7182     0     0  N                                   syz-executor
 7181  7181     0     0  N                                   syz-executor
 7180  7180     0     0  N                                   syz-executor
--More--         7179  7179     0     0  N                                   syz-executor
--More--         7178  7178     0     0  N                                   syz-executor
 7177  7177     0     0  N                                   syz-executor
 7176  7176     0     0  N                                   syz-executor
 7175  7175     0     0  N                                   syz-executor
 7174  3497   763     0  N                                   syz-executor
 7173  3323   763     0  N                                   syz-executor
 7172  3415   763     0  N                                   syz-executor
 7171  3387   763     0  N                                   syz-executor
 7170  3369   763     0  N                                   syz-executor
 7135  3404   763     0  N                                   syz-executor
 7134  3408   763     0  N                                   syz-executor
 7132  3411   763     0  N                                   syz-executor
 7130  3567   763     0  N                                   syz-executor
 7126  3642   763     0  N                                   syz-executor
 7169  3125   763     0  N                                   syz-executor
 6660  6660     0     0  N                                   syz-executor
 6668  6668     0     0  N                                   syz-executor
 6661  6661     0     0  N                                   syz-executor
 6745  6745     0     0  N                                   syz-executor
 6681  6681     0     0  N                                   syz-executor
--More--         6671  6671     0     0  N                                   syz-executor
 6656  6656     0     0  N                                   syz-executor
 7136  7136     0     0  N                                   syz-executor
 7128  7128     0     0  N                                   syz-executor
 6906  6906     0     0  N                                   syz-executor
 6679  6679     0     0  N                                   syz-executor
 6678  6678     0     0  N                                   syz-executor
 6666  6666     0     0  N                                   syz-executor
 6662  6662     0     0  N                                   syz-executor
 6649  6649     0     0  N                                   syz-executor
 6715  3382   763     0  N                                   syz-executor
 6697  3337   763     0  N                                   syz-executor
 7168  3594   763     0  N                                   syz-executor
 7133  3609   763     0  N                                   syz-executor
 7121  3440   763     0  N                                   syz-executor
 7118  3573   763     0  N                                   syz-executor
 6702  3373   763     0  N                                   syz-executor
 6694  3333   763     0  N                                   syz-executor
 6687  3322   763     0  N                                   syz-executor
 7167  3553   763     0  N                                   syz-executor
--More--         7166  3513   763     0  N                                   syz-executor
--More--

Crashes (60705):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/07/29 07:30 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/29 06:48 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/29 05:49 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/29 05:02 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/29 04:08 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/29 03:10 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/29 02:22 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/29 01:24 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/29 00:20 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 23:46 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 22:42 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 22:40 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 19:29 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 18:49 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 18:19 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 17:56 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 17:08 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 16:30 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 15:56 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 15:24 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 13:14 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 12:27 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 12:11 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 11:10 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 10:30 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 10:14 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 09:10 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 09:10 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 08:10 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 07:47 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/28 05:30 freebsd-src 0fde36fe04b2 8e9d1dc1 console log report ci-freebsd-main SYZFAIL: posix_spawnp failed
2025/07/29 06:16 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
2025/07/29 03:45 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
2025/07/29 02:45 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
2025/07/29 01:56 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
2025/07/29 01:20 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
2025/07/28 23:51 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
2025/07/28 21:34 freebsd-src 9f0f30bc1f5f 8e9d1dc1 console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
2025/07/28 17:32 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
2025/07/28 14:35 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
2025/07/28 14:03 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
2025/07/28 11:35 freebsd-src c0fae431fd6a 8e9d1dc1 console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
2025/07/28 04:51 freebsd-src f2de5a6dd7bb 8e9d1dc1 console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
2025/01/29 02:18 freebsd-src c64b3f32a570 865ef71e console log report ci-freebsd-i386 SYZFAIL: posix_spawnp failed
* Struck through repros no longer work on HEAD.