./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor593250826
<...>
Warning: Permanently added '10.128.0.236' (ED25519) to the list of known hosts.
execve("./syz-executor593250826", ["./syz-executor593250826"], 0x7fffecc61d60 /* 10 vars */) = 0
brk(NULL) = 0x555558420000
brk(0x555558420d00) = 0x555558420d00
arch_prctl(ARCH_SET_FS, 0x555558420380) = 0
set_tid_address(0x555558420650) = 5041
set_robust_list(0x555558420660, 24) = 0
rseq(0x555558420ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor593250826", 4096) = 27
getrandom("\xa8\x20\x5f\xf7\x60\x2c\xf4\xe4", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555558420d00
brk(0x555558441d00) = 0x555558441d00
brk(0x555558442000) = 0x555558442000
mprotect(0x7f521f0af000, 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
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5042 attached
, child_tidptr=0x555558420650) = 5042
[pid 5042] set_robust_list(0x555558420660, 24) = 0
[pid 5042] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5042] setpgid(0, 0) = 0
[pid 5042] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5042] write(3, "1000", 4) = 4
[pid 5042] close(3) = 0
[pid 5042] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = -1 EFAULT (Bad address)
[pid 5042] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_DEVMAP_HASH, key_size=4, value_size=8, max_entries=8, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 3
[pid 5042] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_UNSPEC, insn_cnt=12, insns=0x20000440, license=NULL, log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = -1 EFAULT (Bad address)
[pid 5042] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT, insn_cnt=12, insns=0x20000440, license="GPL", log_level=0, log_size=0, log_buf=NULL, kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS, prog_btf_fd=-1, func_info_rec_size=0, func_info=NULL, func_info_cnt=0, line_info_rec_size=0, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 144) = 4
[ 186.540935][ T5042] =====================================================
[ 186.548330][ T5042] BUG: KMSAN: uninit-value in dev_map_hash_lookup_elem+0x116/0x2e0
[ 186.556727][ T5042] dev_map_hash_lookup_elem+0x116/0x2e0
[ 186.562519][ T5042] bpf_map_lookup_elem+0x5c/0x80
[ 186.567711][ T5042] ___bpf_prog_run+0x13fe/0xe0f0
[ 186.572883][ T5042] __bpf_prog_run64+0xb5/0xe0
[ 186.577772][ T5042] bpf_trace_run4+0x150/0x340
[ 186.582773][ T5042] __bpf_trace_sched_switch+0x37/0x50
[ 186.588408][ T5042] __schedule+0x2eca/0x6bc0
[ 186.593252][ T5042] schedule+0x13d/0x380
[ 186.597701][ T5042] ptrace_stop+0x8eb/0xd60
[ 186.602321][ T5042] ptrace_notify+0x234/0x320
[ 186.607113][ T5042] syscall_exit_work+0x14e/0x3e0
[ 186.612297][ T5042] syscall_exit_to_user_mode+0x135/0x160
[ 186.618256][ T5042] do_syscall_64+0xdc/0x1e0
[ 186.623077][ T5042] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 186.629214][ T5042]
[ 186.631655][ T5042] Local variable stack created at:
[ 186.636900][ T5042] __bpf_prog_run64+0x45/0xe0
[ 186.641904][ T5042] bpf_trace_run4+0x150/0x340
[ 186.646792][ T5042]
[ 186.649244][ T5042] CPU: 0 PID: 5042 Comm: syz-executor593 Not tainted 6.9.0-syzkaller-02707-g614da38e2f7a #0
[ 186.659601][ T5042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 186.669829][ T5042] =====================================================
[ 186.676900][ T5042] Disabling lock debugging due to kernel taint
[ 186.683186][ T5042] Kernel panic - not syncing: kmsan.panic set ...
[ 186.689739][ T5042] CPU: 0 PID: 5042 Comm: syz-executor593 Tainted: G B 6.9.0-syzkaller-02707-g614da38e2f7a #0
[ 186.701490][ T5042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 186.711701][ T5042] Call Trace:
[ 186.715129][ T5042] <TASK>
[ 186.718356][ T5042] dump_stack_lvl+0x216/0x2d0
[ 186.723365][ T5042] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0
[ 186.729576][ T5042] dump_stack+0x1e/0x30
[ 186.734203][ T5042] panic+0x4e2/0xcd0
[ 186.738287][ T5042] ? kmsan_get_metadata+0xf1/0x1d0
[ 186.743621][ T5042] kmsan_report+0x2d5/0x2e0
[ 186.748511][ T5042] ? kmsan_report+0x2a0/0x2e0
[ 186.753365][ T5042] ? __msan_warning+0x95/0x120
[ 186.758280][ T5042] ? dev_map_hash_lookup_elem+0x116/0x2e0
[ 186.764180][ T5042] ? bpf_map_lookup_elem+0x5c/0x80
[ 186.769592][ T5042] ? ___bpf_prog_run+0x13fe/0xe0f0
[ 186.774911][ T5042] ? __bpf_prog_run64+0xb5/0xe0
[ 186.779976][ T5042] ? bpf_trace_run4+0x150/0x340
[ 186.785059][ T5042] ? __bpf_trace_sched_switch+0x37/0x50
[ 186.790817][ T5042] ? __schedule+0x2eca/0x6bc0
[ 186.795665][ T5042] ? schedule+0x13d/0x380
[ 186.800153][ T5042] ? ptrace_stop+0x8eb/0xd60
[ 186.805001][ T5042] ? ptrace_notify+0x234/0x320
[ 186.810203][ T5042] ? syscall_exit_work+0x14e/0x3e0
[ 186.815498][ T5042] ? syscall_exit_to_user_mode+0x135/0x160
[ 186.821547][ T5042] ? do_syscall_64+0xdc/0x1e0
[ 186.826442][ T5042] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 186.832769][ T5042] ? kmsan_get_metadata+0x146/0x1d0
[ 186.838265][ T5042] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0
[ 186.844556][ T5042] ? __update_load_avg_cfs_rq+0x121/0x10e0
[ 186.850725][ T5042] ? kmsan_get_metadata+0x146/0x1d0
[ 186.856289][ T5042] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0
[ 186.862289][ T5042] ? kmsan_get_metadata+0x146/0x1d0
[ 186.867706][ T5042] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0
[ 186.873791][ T5042] __msan_warning+0x95/0x120
[ 186.878558][ T5042] dev_map_hash_lookup_elem+0x116/0x2e0
[ 186.884333][ T5042] ? __pfx_dev_map_hash_lookup_elem+0x10/0x10
[ 186.890765][ T5042] bpf_map_lookup_elem+0x5c/0x80
[ 186.895929][ T5042] ___bpf_prog_run+0x13fe/0xe0f0
[ 186.901046][ T5042] ? kmsan_get_metadata+0x146/0x1d0
[ 186.906530][ T5042] __bpf_prog_run64+0xb5/0xe0
[ 186.911488][ T5042] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0
[ 186.917484][ T5042] ? __pfx___bpf_prog_run64+0x10/0x10
[ 186.923066][ T5042] ? __pfx___bpf_prog_run64+0x10/0x10
[ 186.928703][ T5042] bpf_trace_run4+0x150/0x340
[ 186.933549][ T5042] ? kmsan_get_metadata+0x146/0x1d0
[ 186.938932][ T5042] __bpf_trace_sched_switch+0x37/0x50
[ 186.944507][ T5042] __schedule+0x2eca/0x6bc0
[ 186.949195][ T5042] ? kmsan_get_shadow_origin_ptr+0x4d/0xb0
[ 186.955188][ T5042] ? _raw_spin_unlock_irqrestore+0x3f/0x60
[ 186.961639][ T5042] ? kmsan_get_metadata+0x146/0x1d0
[ 186.967097][ T5042] ? kmsan_get_metadata+0x146/0x1d0
[ 186.972538][ T5042] schedule+0x13d/0x380
[ 186.977048][ T5042] ptrace_stop+0x8eb/0xd60
[ 186.981682][ T5042] ptrace_notify+0x234/0x320
[ 186.986462][ T5042] syscall_exit_work+0x14e/0x3e0
[ 186.991589][ T5042] syscall_exit_to_user_mode+0x135/0x160
[ 186.997419][ T5042] do_syscall_64+0xdc/0x1e0
[ 187.002212][ T5042] ? clear_bhb_loop+0x25/0x80
[ 187.007086][ T5042] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 187.013185][ T5042] RIP: 0033:0x7f521f03be79
[ 187.017730][ T5042] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 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
[ 187.037636][ T5042] RSP: 002b:00007ffe68daa8a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 187.046498][ T5042] RAX: 0000000000000005 RBX: 0000000000000000 RCX: 00007f521f03be79
[ 187.054696][ T5042] RDX: 0000000000000010 RSI: 0000000020000740 RDI: 0000000000000011
[ 187.062908][ T5042] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006
[ 187.071196][ T5042] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 187.079299][ T5042] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 187.087517][ T5042] </TASK>
[ 188.557687][ T5042] Shutting down cpus with NMI
[ 188.562852][ T5042] Kernel Offset: disabled
[ 188.567484][ T5042] Rebooting in 86400 seconds..