dvyukov

lea    0x0(%r13,%rax,1),%rax
lea    -0x10(%r14,%rax,1),%rax
lea    -0x10(%rax,%r8,1),%rax
lea    -0x10(%rax,%r9,1),%rax
lea    -0x10(%rax,%rcx,1),%rax
lea    0x14(%rax,%rax,1),%rax
lea    0x15180(%rdi,%rax,1),%rax
lea    0x18(%r10,%rax,1),%rax
lea    0x18(%rax,%r12,1),%rax
lea    -0x18(%rcx,%rax,1),%rax

dvyukov

00000000001ef620 <absl::Mutex::TryLock()>:
  1ef620:	48 8b 07             	mov    (%rdi),%rax
  1ef623:	a8 19                	test   $0x19,%al
  1ef625:	75 10                	jne    1ef637 <absl::Mutex::TryLock()+0x17>
  1ef627:	48 89 c1             	mov    %rax,%rcx
  1ef62a:	48 83 c9 08          	or     $0x8,%rcx
  1ef62e:	f0 48 0f b1 0f       	lock cmpxchg %rcx,(%rdi)
  1ef633:	0f 94 c0             	sete   %al
  1ef636:	c3                   	ret
  1ef637:	a8 10                	test   $0x10,%al

dvyukov

00000000001ee7c0 <absl::Mutex::TryLock()>:
  1ee7c0:	55                   	push   %rbp
  1ee7c1:	48 89 e5             	mov    %rsp,%rbp
  1ee7c4:	53                   	push   %rbx
  1ee7c5:	50                   	push   %rax
  1ee7c6:	48 8b 07             	mov    (%rdi),%rax
  1ee7c9:	a8 19                	test   $0x19,%al
  1ee7cb:	75 10                	jne    1ee7dd <absl::Mutex::TryLock()+0x1d>
  1ee7cd:	48 89 c1             	mov    %rax,%rcx
  1ee7d0:	48 83 c9 08          	or     $0x8,%rcx

dvyukov

git shortlog --grep 'Reported-.*\(syzbot\|syzkaller\)' --author=penguin-kernel --author=mudongliangabcd --author=paskripkin --author=asml.silence --author=johannes.berg
Dongliang Mu (23):
      NFC: nci: fix memory leak in nci_allocate_device
      misc/uss720: fix memory leak in uss720_probe
      ALSA: control led: fix memory leak in snd_ctl_led_register
      media: dvd_usb: memory leak in cinergyt2_fe_attach
      ieee802154: hwsim: Fix memory leak in hwsim_add_one
      usb: hso: fix error handling code of hso_create_net_device
      netfilter: nf_tables: fix audit memory leak in nf_tables_commit
      usb: hso: fix error handling code of hso_create_net_device

dvyukov

#include <stdio.h>

#define NARG(...)  NARG_(__VA_ARGS__, RSEQ_N())
#define NARG_(...) ARG_N(__VA_ARGS__)
#define RSEQ_N() 8, 7, 6, 5, 4, 3, 2, 1, 0
#define ARG_N(_1, _2, _3, _4, _5, _6, _7, _8,  N, ...) N
#define CONCAT_(x, y) x##y
#define CONCAT(x, y) CONCAT_( x, y )
#define OVERLOAD(X, ...) CONCAT(X, NARG(__VA_ARGS__))
#define INTERCEPT(ret, func, ...) OVERLOAD(INTER, __VA_ARGS__)(ret, func, __VA_ARGS__)

dvyukov

# ./syz-execprog -debug prog
2023/05/16 08:29:14 parsed 1 programs
2023/05/16 08:29:15 executed programs: 0
spawned loop pid 5580
mount(fusectl) failed: 16
hci dev id: 0
01 03 0c 00 
01 03 10 00 
01 01 10 00 
01 09 10 00 

dvyukov

3264
3264
4544
4544
192
160
160
64512
60288
64640

dvyukov

#
# Automatically generated file; DO NOT EDIT.
# Linux/x86 6.1.0-rc4 Kernel Configuration
#
CONFIG_CC_VERSION_TEXT="gcc (Debian 12.2.0-3) 12.2.0"
CONFIG_CC_IS_GCC=y
CONFIG_GCC_VERSION=120200
CONFIG_CLANG_VERSION=0
CONFIG_AS_IS_GNU=y
CONFIG_AS_VERSION=23900

dvyukov

int main(int argc, char** argv)
{
	if (argc >= 2 && strcmp(argv[1], "netns-bench") == 0) {
		flag_debug = false;
		flag_net_injection = true;
		flag_net_devices = true;
		flag_wifi = true;
		const int procs = std::max(1, atoi(argc >= 3 ? argv[2] : ""));
		static int ops = 0;
		for (int i = 0; i < procs; i++) {

dvyukov

dashboard/app/dashboard.go:             log.Logf(0, "failed to start profiler: %v", err)
pkg/build/gvisor.go:    log.Logf(0, "bazel: %v", buildArgs)
pkg/build/gvisor.go:    log.Logf(0, "bazel: %v", aqueryArgs)
pkg/cover/backend/elf.go:                       log.Logf(0, "ignoring module %v without DEBUG_INFO", module.Name)
pkg/cover/backend/modules.go:                   log.Logf(0, "failed to discover module %v", mod.Name)
pkg/cover/backend/modules.go:           log.Logf(0, "module %v -> %v", mod.Name, path)
pkg/cover/backend/modules.go:                           log.Logf(0, "failed to get %v module name: %v", path, err)
pkg/host/features.go:   log.Logf(1, "executor %v\n%s", args, output)
pkg/host/syscalls.go:   log.Logf(1, "detecting supported syscalls")
pkg/instance/instance.go:                               log.Logf(0, "failed to symbolize report: %v", err)