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: repeatedly failed to execute the program proc=4 req=249 state=1 status=67 (errno 9: Bad file descriptor) ktrace write failed, errno 27, tracing stopped for pid 763 FreeBSD/amd64 (ci-freebsd-main-1.us-central1-b.c.syzkaller.internal) (ttyu0) login: ktrace write failed, errno 27, tracing stopped for pid 760 ktrace write failed, errno 27, tracing stopped for pid 758 ktrace write failed, errno 27, tracing stopped for pid 1 ktrace write failed, errno 27, tracing stopped for pid 1618 set $lines = 0 panic: pmap_san_enter_alloc_4k: no memory to grow shadow map cpuid = 1 time = 42 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0086b5d730 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0086b5d890 vpanic() at vpanic+0x257/frame 0xfffffe0086b5da50 panic() at panic+0xb5/frame 0xfffffe0086b5db10 pmap_san_enter_alloc_4k() at pmap_san_enter_alloc_4k+0x4b/frame 0xfffffe0086b5db30 pmap_san_enter() at pmap_san_enter+0x353/frame 0xfffffe0086b5db70 kasan_shadow_map() at kasan_shadow_map+0x78/frame 0xfffffe0086b5db90 pmap_growkernel() at pmap_growkernel+0xd1/frame 0xfffffe0086b5dbf0 vm_map_insert1() at vm_map_insert1+0x672/frame 0xfffffe0086b5dd30 vm_map_find_locked() at vm_map_find_locked+0xa12/frame 0xfffffe0086b5dea0 vm_map_find() at vm_map_find+0xc7/frame 0xfffffe0086b5df10 kva_import() at kva_import+0xd4/frame 0xfffffe0086b5dff0 vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe0086b5e0e0 vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe0086b5e180 kva_import_domain() at kva_import_domain+0x5f/frame 0xfffffe0086b5e1d0 vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe0086b5e2c0 vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe0086b5e360 vm_thread_kstack_arena_import() at vm_thread_kstack_arena_import+0x9e/frame 0xfffffe0086b5e3d0 vmem_try_fetch() at vmem_try_fetch+0x21e/frame 0xfffffe0086b5e4b0 vmem_xalloc() at vmem_xalloc+0x538/frame 0xfffffe0086b5e550 vmem_alloc() at vmem_alloc+0xfe/frame 0xfffffe0086b5e5b0 vm_thread_stack_create() at vm_thread_stack_create+0x2ae/frame 0xfffffe0086b5e8e0 kstack_import() at kstack_import+0x9b/frame 0xfffffe0086b5e930 cache_alloc() at cache_alloc+0x7e5/frame 0xfffffe0086b5ea00 cache_alloc_retry() at cache_alloc_retry+0x35/frame 0xfffffe0086b5ea40 vm_thread_new() at vm_thread_new+0x91/frame 0xfffffe0086b5eab0 thread_alloc() at thread_alloc+0x72/frame 0xfffffe0086b5eaf0 fork1() at fork1+0xad6/frame 0xfffffe0086b5ec10 sys_fork() at sys_fork+0xe3/frame 0xfffffe0086b5ed10 amd64_syscall() at amd64_syscall+0x4e2/frame 0xfffffe0086b5ef30 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe0086b5ef30 --- syscall (198, FreeBSD ELF64, __syscall), rip = 0x3a52ba, rsp = 0x825988f08, rbp = 0x825988f80 --- KDB: enter: panic [ thread pid 3478 tid 103582 ] Stopped at kdb_enter+0x6e: movq $0,0x259f897(%rip) db> set $maxwidth = 0 db> show registers cs 0x20 ds 0x3b es 0x3b fs 0x13 gs 0x1b ss 0x28 rax 0x12 rcx 0xfffffe0002bf1850 rdx 0 rbx 0xffffffff82807020 .str.27 rsp 0xfffffe0086b5d870 rbp 0xfffffe0086b5d890 rsi 0 rdi 0xffffffff81642f99 printf+0x149 r8 0 r9 0xffffffff r10 0 r11 0x3f r12 0xfffffe008b16e780 r13 0xfffffffffffffffd --More-- r14 0xffffffff82807020 .str.27 r15 0 rip 0xffffffff8162c37e kdb_enter+0x6e rflags 0x46 kdb_enter+0x6e: movq $0,0x259f897(%rip) db> proc No such command; use "help" to list available commands db> ps pid ppid pgrp uid state wmesg wchan cmd 4649 2546 766 0 R syz-executor 4648 3707 766 0 R syz-executor 4647 2334 766 0 R syz-executor 4646 3682 766 0 R syz-executor 4645 3680 766 0 R syz-executor 4644 3577 766 0 R syz-executor 4643 2259 766 0 R syz-executor 4642 3566 766 0 R syz-executor 4641 3563 766 0 R syz-executor 4640 2255 766 0 L *vmobjec 0xfffffe00870d7d80 syz-executor 4639 3558 766 0 R syz-executor 4638 3550 766 0 R syz-executor 4637 2414 766 0 R syz-executor 4636 2226 766 0 R syz-executor 4635 2965 766 0 R syz-executor 4634 2919 766 0 R syz-executor 4633 2237 766 0 R syz-executor 4632 2956 766 0 R syz-executor 4631 2940 766 0 R syz-executor --More-- 4630 2896 766 0 R syz-executor 4629 2828 766 0 R syz-executor 4628 2681 766 0 R syz-executor 4627 2618 766 0 R syz-executor 4626 2653 766 0 R syz-executor 4625 2331 766 0 R syz-executor 4624 2493 766 0 R syz-executor 4623 2210 766 0 R syz-executor 4622 2380 766 0 R syz-executor 4621 2487 766 0 L *vmobjec 0xfffffe00870d7d80 syz-executor 4620 2241 766 0 R syz-executor 4619 2135 766 0 R syz-executor 4618 2700 766 0 R syz-executor 4617 2125 766 0 R syz-executor 4616 2083 766 0 R syz-executor 4615 2074 766 0 R syz-executor 4614 2069 766 0 R syz-executor 4613 2076 766 0 R syz-executor 4612 2076 766 0 R syz-executor 4611 2206 766 0 R syz-executor --More-- 4610 2206 766 0 R syz-executor 4609 2206 766 0 R syz-executor 4608 2087 766 0 R syz-executor 4607 2087 766 0 R syz-executor 4606 2087 766 0 R syz-executor 4605 2239 766 0 R syz-executor 4604 2239 766 0 R syz-executor 4603 2560 766 0 R syz-executor 4602 2560 766 0 R syz-executor 4601 2560 766 0 R syz-executor 4600 2560 766 0 R syz-executor 4599 2560 766 0 R syz-executor 4598 4589 766 0 R syz-executor 4597 4589 766 0 R syz-executor 4596 4589 766 0 R syz-executor 4595 4589 766 0 R syz-executor 4594 4589 766 0 L *vmobjec 0xfffffe00870d7d80 syz-executor 4593 2684 766 0 R syz-executor 4592 2684 766 0 R syz-executor 4591 4549 766 0 R syz-executor --More-- 4590 2684 766 0 R syz-executor --More-- 4589 4549 766 0 R syz-executor 4588 4548 766 0 R syz-executor 4587 2684 766 0 R syz-executor 4586 4548 766 0 R syz-executor 4585 4582 766 0 R syz-executor 4584 4548 766 0 R syz-executor 4583 2216 766 0 R syz-executor 4582 4548 766 0 R syz-executor 4581 2216 766 0 R syz-executor 4580 4538 766 0 R syz-executor 4579 2216 766 0 R syz-executor 4578 4538 766 0 R syz-executor 4577 4573 766 0 R syz-executor 4576 4573 766 0 R syz-executor 4575 4538 766 0 R syz-executor 4574 4561 766 0 R syz-executor 4573 4538 766 0 R syz-executor 4572 4561 766 0 R syz-executor 4571 4519 766 0 R syz-executor 4570 4561 766 0 R syz-executor --More-- 4569 4519 766 0 R syz-executor --More-- 4568 4561 766 0 L *vmobjec 0xfffffe00870d7d80 syz-executor 4567 4519 766 0 L *vmobjec 0xfffffe00870d7d80 syz-executor 4566 4566 0 0 N syz-executor 4565 4557 766 0 R syz-executor 4564 4506 766 0 L *vmobjec 0xfffffe0091160000 syz-executor 4563 4557 766 0 R syz-executor 4562 4496 766 0 R syz-executor 4561 4557 766 0 R syz-executor 4560 2329 766 0 R syz-executor 4559 4496 766 0 R syz-executor 4558 2329 766 0 R syz-executor 4557 4496 766 0 R syz-executor 4556 2909 766 0 R syz-executor 4555 4489 766 0 R syz-executor 4554 4489 766 0 R syz-executor 4553 2909 766 0 R syz-executor 4552 4489 766 0 R syz-executor 4551 2909 766 0 R syz-executor 4550 4489 766 0 R syz-executor 4549 4489 766 0 R syz-executor --More-- 4548 4539 766 0 R syz-executor --More-- 4547 4479 766 0 R syz-executor 4546 4476 766 0 R syz-executor 4545 4476 766 0 R syz-executor 4544 4479 766 0 R syz-executor 4543 4476 766 0 R syz-executor 4542 4479 766 0 R syz-executor 4541 4479 766 0 R syz-executor 4540 4476 766 0 R syz-executor 4539 4476 766 0 R syz-executor 4538 4479 766 0 R syz-executor 4537 4377 766 0 R syz-executor 4536 4377 766 0 R syz-executor 4535 4468 766 0 R syz-executor 4534 4468 766 0 R syz-executor 4533 4377 766 0 R syz-executor 4532 4377 766 0 R syz-executor 4531 4468 766 0 R syz-executor 4530 4522 766 0 R syz-executor 4529 4468 766 0 R syz-executor 4528 4522 766 0 R syz-executor --More-- 4527 4468 766 0 R syz-executor 4526 4522 766 0 R syz-executor 4525 4425 766 0 R syz-executor 4524 4425 766 0 R syz-executor 4523 4517 766 0 R syz-executor 4522 4425 766 0 R syz-executor 4521 4517 766 0 R syz-executor 4520 4517 766 0 R syz-executor 4519 4517 766 0 S uwait 0xfffffe0092a4cf00 syz-executor 4518 4511 766 0 R syz-executor 4517 4511 766 0 S uwait 0xfffffe0092a4cc00 syz-executor 4516 4501 766 0 R syz-executor 4515 4501 766 0 R syz-executor 4514 4501 766 0 R syz-executor 4513 4501 766 0 R syz-executor 4512 4501 766 0 R syz-executor 4511 4501 766 0 R syz-executor 4510 4485 766 0 R syz-executor 4509 4485 766 0 R syz-executor 4508 4485 766 0 R syz-executor --More-- 4507 4485 766 0 R syz-executor --More--