SYZFAIL: child failed (errno 0: No error: 0) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: open of /dev/kcov failed (errno 2: No such file or directory) SYZFAIL: repeatedly failed to execute the program proc=3 req=80 state=1 status=67 (errno 9: Bad file descriptor) FreeBSD/amd64 (ci-freebsd-main-0.us-central1-b.c.syzkaller.internal) (ttyu0) login: maxproc limit exceeded by uid 0 (pid 5184); see tuning(7) and login.conf(5) set $lines = 0 Password:maxproc limit exceeded by uid 0 (pid 4638); see tuning(7) and login.conf(5) panic: pmap_san_enter_alloc_4k: no memory to grow shadow map cpuid = 0 time = 24 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe00870ff730 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe00870ff890 vpanic() at vpanic+0x257/frame 0xfffffe00870ffa50 panic() at panic+0xb5/frame 0xfffffe00870ffb10 pmap_san_enter_alloc_4k() at pmap_san_enter_alloc_4k+0x4b/frame 0xfffffe00870ffb30 pmap_san_enter() at pmap_san_enter+0x353/frame 0xfffffe00870ffb70 kasan_shadow_map() at kasan_shadow_map+0x78/frame 0xfffffe00870ffb90 pmap_growkernel() at pmap_growkernel+0xd1/frame 0xfffffe00870ffbf0 vm_map_insert1() at vm_map_insert1+0x672/frame 0xfffffe00870ffd30 vm_map_find_locked() at vm_map_find_locked+0xa12/frame 0xfffffe00870ffea0 vm_map_find() at vm_map_find+0xc7/frame 0xfffffe00870fff10 kva_import() at kva_import+0xd4/frame 0xfffffe00870ffff0 vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe00871000e0 vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe0087100180 kva_import_domain() at kva_import_domain+0x5f/frame 0xfffffe00871001d0 vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe00871002c0 vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe0087100360 vm_thread_kstack_arena_import() at vm_thread_kstack_arena_import+0x9e/frame 0xfffffe00871003d0 vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe00871004b0 vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe0087100550 vmem_alloc() at vmem_alloc+0xfe/frame 0xfffffe00871005b0 vm_thread_stack_create() at vm_thread_stack_create+0x2a5/frame 0xfffffe00871008e0 kstack_import() at kstack_import+0x9b/frame 0xfffffe0087100930 cache_alloc() at cache_alloc+0x7e5/frame 0xfffffe0087100a00 cache_alloc_retry() at cache_alloc_retry+0x35/frame 0xfffffe0087100a40 vm_thread_new() at vm_thread_new+0x91/frame 0xfffffe0087100ab0 thread_alloc() at thread_alloc+0x72/frame 0xfffffe0087100af0 fork1() at fork1+0xad6/frame 0xfffffe0087100c10 sys_fork() at sys_fork+0xe3/frame 0xfffffe0087100d10 amd64_syscall() at amd64_syscall+0x4e2/frame 0xfffffe0087100f30 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0087100f30 --- syscall (198, FreeBSD ELF64, __syscall), rip = 0x3a1bba, rsp = 0x82687af08, rbp = 0x82687af80 --- KDB: enter: panic [ thread pid 4856 tid 106136 ] Stopped at kdb_enter+0x6e: movq $0,0x25c3e87(%rip) db> show registers cs 0x20 ds 0x3b es 0x3b fs 0x13 gs 0x1b ss 0 rax 0x12 rcx 0xfffffe0002bf1850 rdx 0 rbx 0xffffffff827cda00 .str.27 rsp 0xfffffe00870ff870 rbp 0xfffffe00870ff890 rsi 0 rdi 0xffffffff816151d9 printf+0x149 r8 0 r9 0xffffffff r10 0 r11 0x3f r12 0xfffffe00863d6780 r13 0xfffffffffffffffe --More-- r14 0xffffffff827cda00 .str.27 r15 0 rip 0xffffffff815fed0e kdb_enter+0x6e rflags 0x46 kdb_enter+0x6e: movq $0,0x25c3e87(%rip) db> proc No such command; use "help" to list available commands db> ps pid ppid pgrp uid state wmesg wchan cmd 5698 4281 763 0 N syz-executor 5697 4274 763 0 N syz-executor 5696 2084 763 0 N syz-executor 5695 4280 763 0 N syz-executor 5694 3988 763 0 N syz-executor 5693 3684 763 0 N syz-executor 5692 4582 763 0 N syz-executor 5691 4756 763 0 N syz-executor 5690 3515 763 0 N syz-executor 5689 4600 763 0 N syz-executor 5688 4736 763 0 N syz-executor 5687 2910 763 0 N syz-executor 5686 4680 763 0 D pfault 0xffffffff83003480 syz-executor 5685 2576 763 0 D pfault 0xffffffff83003480 syz-executor 5684 4795 763 0 D pfault 0xffffffff83003480 syz-executor 5683 4791 763 0 D pfault 0xffffffff83003480 syz-executor 5682 4537 763 0 D pfault 0xffffffff83003480 syz-executor 5681 4785 763 0 R syz-executor 5680 4668 763 0 D pfault 0xffffffff83003480 syz-executor --More-- 5679 4665 763 0 D pfault 0xffffffff83003480 syz-executor 5678 4664 763 0 R syz-executor 5677 4663 763 0 R syz-executor 5676 4774 763 0 R syz-executor 5675 4771 763 0 R syz-executor 5674 4769 763 0 R syz-executor 5673 4528 763 0 R syz-executor 5672 4649 763 0 R syz-executor 5671 4656 763 0 R syz-executor 5670 4524 763 0 R syz-executor 5669 4521 763 0 R syz-executor 5668 4650 763 0 R syz-executor 5667 4646 763 0 R syz-executor 5666 4644 763 0 R syz-executor 5665 4642 763 0 R syz-executor 5664 4640 763 0 R syz-executor 5663 4638 763 0 R syz-executor 5662 4636 763 0 R syz-executor 5661 4634 763 0 R syz-executor 5660 4632 763 0 R syz-executor --More-- 5659 4630 763 0 R syz-executor 5658 4628 763 0 R syz-executor 5657 4626 763 0 R syz-executor 5656 4624 763 0 R syz-executor 5655 4622 763 0 R syz-executor 5654 4620 763 0 R syz-executor 5653 4618 763 0 R syz-executor 5652 4616 763 0 R syz-executor 5651 4612 763 0 R syz-executor 5650 4610 763 0 R syz-executor 5649 4608 763 0 R syz-executor 5648 3356 763 0 R syz-executor 5647 4596 763 0 N syz-executor 5646 4907 763 0 N syz-executor 5645 2272 763 0 N syz-executor 5644 4461 763 0 N syz-executor 5643 3497 763 0 R syz-executor 5642 4733 763 0 D pfault 0xffffffff83003480 syz-executor 5641 4571 763 0 D pfault 0xffffffff83003480 syz-executor 5640 4570 763 0 D pfault 0xffffffff83003480 syz-executor --More-- 5639 4246 763 0 D pfault 0xffffffff83003480 syz-executor --More-- 5638 2296 763 0 D pfault 0xffffffff83003480 syz-executor 5637 4368 763 0 D pfault 0xffffffff83003480 syz-executor 5636 3276 763 0 D pfault 0xffffffff83003480 syz-executor 5635 4564 763 0 D pfault 0xffffffff83003480 syz-executor 5634 1805 763 0 D pfault 0xffffffff83003480 syz-executor 5633 3880 763 0 D pfault 0xffffffff83003480 syz-executor 5632 4364 763 0 D pfault 0xffffffff83003480 syz-executor 5631 3770 763 0 D pfault 0xffffffff83003480 syz-executor 5630 4660 763 0 D pfault 0xffffffff83003480 syz-executor 5629 3856 763 0 D pfault 0xffffffff83003480 syz-executor 5628 2339 763 0 D pfault 0xffffffff83003480 syz-executor 5627 5004 763 0 D pfault 0xffffffff83003480 syz-executor 5626 2968 763 0 D pfault 0xffffffff83003480 syz-executor 5625 4554 763 0 D pfault 0xffffffff83003480 syz-executor 5624 4335 763 0 N syz-executor 5623 2933 763 0 D pfault 0xffffffff83003480 syz-executor 5622 3882 763 0 D pfault 0xffffffff83003480 syz-executor 5621 1395 763 0 D pfault 0xffffffff83003480 syz-executor 5620 4652 763 0 D pfault 0xffffffff83003480 syz-executor 5619 5001 763 0 D pfault 0xffffffff83003480 syz-executor --More-- 5618 4998 763 0 N syz-executor --More-- 5617 1573 763 0 N syz-executor 5616 2659 763 0 D pfault 0xffffffff83003480 syz-executor 5615 4755 763 0 D pfault 0xffffffff83003480 syz-executor 5614 4753 763 0 D pfault 0xffffffff83003480 syz-executor 5613 3380 763 0 D pfault 0xffffffff83003480 syz-executor 5612 3319 763 0 D pfault 0xffffffff83003480 syz-executor 5611 2395 763 0 D pfault 0xffffffff83003480 syz-executor 5610 4547 763 0 D pfault 0xffffffff83003480 syz-executor 5609 4348 763 0 D pfault 0xffffffff83003480 syz-executor 5608 2687 763 0 D pfault 0xffffffff83003480 syz-executor 5607 4239 763 0 D pfault 0xffffffff83003480 syz-executor 5606 3948 763 0 D pfault 0xffffffff83003480 syz-executor 5605 3639 763 0 D pfault 0xffffffff83003480 syz-executor 5604 3496 763 0 D pfault 0xffffffff83003480 syz-executor 5603 3247 763 0 D pfault 0xffffffff83003480 syz-executor 5602 2527 763 0 D pfault 0xffffffff83003480 syz-executor 5601 4322 763 0 D pfault 0xffffffff83003480 syz-executor 5600 4262 763 0 D pfault 0xffffffff83003480 syz-executor 5599 1537 763 0 D pfault 0xffffffff83003480 syz-executor 5598 4434 763 0 D pfault 0xffffffff83003480 syz-executor --More-- 5597 4427 763 0 D pfault 0xffffffff83003480 syz-executor --More-- 5596 1224 763 0 D pfault 0xffffffff83003480 syz-executor 5595 4361 763 0 D pfault 0xffffffff83003480 syz-executor 5594 4321 763 0 D pfault 0xffffffff83003480 syz-executor 5593 4306 763 0 D pfault 0xffffffff83003480 syz-executor 5592 4890 763 0 D pfault 0xffffffff83003480 syz-executor 5591 4726 763 0 D pfault 0xffffffff83003480 syz-executor 5590 2689 763 0 D pfault 0xffffffff83003480 syz-executor 5589 3689 763 0 D pfault 0xffffffff83003480 syz-executor 5588 4553 763 0 D pfault 0xffffffff83003480 syz-executor 5587 4195 763 0 D pfault 0xffffffff83003480 syz-executor 5586 4514 763 0 D pfault 0xffffffff83003480 syz-executor 5585 4123 763 0 D pfault 0xffffffff83003480 syz-executor 5584 3963 763 0 D pfault 0xffffffff83003480 syz-executor 5583 4508 763 0 D pfault 0xffffffff83003480 syz-executor 5582 2204 763 0 D pfault 0xffffffff83003480 syz-executor 5581 3341 763 0 D pfault 0xffffffff83003480 syz-executor 5580 4730 763 0 D pfault 0xffffffff83003480 syz-executor 5579 3609 763 0 D pfault 0xffffffff83003480 syz-executor 5578 4373 763 0 D pfault 0xffffffff83003480 syz-executor 5577 4725 763 0 D pfault 0xffffffff83003480 syz-executor --More-- 5576 4208 763 0 D pfault 0xffffffff83003480 syz-executor 5575 1725 763 0 D pfault 0xffffffff83003480 syz-executor 5574 4320 763 0 D pfault 0xffffffff83003480 syz-executor 5573 4388 763 0 D pfault 0xffffffff83003480 syz-executor 5572 3256 763 0 D pfault 0xffffffff83003480 syz-executor 5571 2058 763 0 D pfault 0xffffffff83003480 syz-executor 5570 4008 763 0 D pfault 0xffffffff83003480 syz-executor 5569 1382 763 0 D pfault 0xffffffff83003480 syz-executor 5568 4457 763 0 D pfault 0xffffffff83003480 syz-executor 5567 3849 763 0 D pfault 0xffffffff83003480 syz-executor 5566 4460 763 0 D pfault 0xffffffff83003480 syz-executor 5565 4118 763 0 D pfault 0xffffffff83003480 syz-executor 5564 4110 763 0 D pfault 0xffffffff83003480 syz-executor 5563 3426 763 0 D pfault 0xffffffff83003480 syz-executor 5562 3797 763 0 D pfault 0xffffffff83003480 syz-executor 5561 3000 763 0 D pfault 0xffffffff83003480 syz-executor 5560 4498 763 0 D pfault 0xffffffff83003480 syz-executor 5559 4754 763 0 D pfault 0xffffffff83003480 syz-executor 5558 4752 763 0 D pfault 0xffffffff83003480 syz-executor 5557 4741 763 0 D pfault 0xffffffff83003480 syz-executor --More-- 5556 2214 763 0 D pfault 0xffffffff83003480 syz-executor --More--