./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3434599370 <...> [ 2.871152][ T83] acpid (83) used greatest stack depth: 23344 bytes left [ 3.064062][ T98] udevd[98]: starting version 3.2.11 [ 3.113565][ T99] udevd[99]: starting eudev-3.2.11 [ 3.574043][ T115] scsi_id (115) used greatest stack depth: 22288 bytes left [ 10.609416][ T30] kauditd_printk_skb: 50 callbacks suppressed [ 10.609427][ T30] audit: type=1400 audit(1682743207.079:61): avc: denied { transition } for pid=221 comm="sshd" path="/bin/sh" dev="sda1" ino=89 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 10.615023][ T30] audit: type=1400 audit(1682743207.079:62): avc: denied { noatsecure } for pid=221 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 10.618541][ T30] audit: type=1400 audit(1682743207.089:63): avc: denied { write } for pid=221 comm="sh" path="pipe:[13338]" dev="pipefs" ino=13338 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 10.622302][ T30] audit: type=1400 audit(1682743207.089:64): avc: denied { rlimitinh } for pid=221 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 10.625479][ T30] audit: type=1400 audit(1682743207.089:65): avc: denied { siginh } for pid=221 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.135' (ECDSA) to the list of known hosts. execve("./syz-executor3434599370", ["./syz-executor3434599370"], 0x7ffd1e4d1bd0 /* 10 vars */) = 0 brk(NULL) = 0x555556a9a000 brk(0x555556a9ac40) = 0x555556a9ac40 arch_prctl(ARCH_SET_FS, 0x555556a9a300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3434599370", 4096) = 28 brk(0x555556abbc40) = 0x555556abbc40 brk(0x555556abc000) = 0x555556abc000 mprotect(0x7f14abf5b000, 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, child_tidptr=0x555556a9a5d0) = 291 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a9a5d0) = 292 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a9a5d0) = 293 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a9a5d0) = 294 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a9a5d0) = 295 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a9a5d0) = 296 ./strace-static-x86_64: Process 292 attached [pid 292] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a9a5d0) = 297 ./strace-static-x86_64: Process 291 attached [pid 291] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555556a9a5d0) = 298 ./strace-static-x86_64: Process 297 attached ./strace-static-x86_64: Process 293 attached [pid 297] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 297] setpgid(0, 0) = 0 ./strace-static-x86_64: Process 296 attached ./strace-static-x86_64: Process 294 attached [pid 297] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 294] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 297] <... openat resumed>) = 3 [pid 297] write(3, "1000", 4) = 4 [pid 297] close(3) = 0 [pid 297] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, 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_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 128./strace-static-x86_64: Process 299 attached ./strace-static-x86_64: Process 295 attached [pid 296] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 293] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 295] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 294] <... clone resumed>, child_tidptr=0x555556a9a5d0) = 299 ./strace-static-x86_64: Process 300 attached [pid 300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 300] setpgid(0, 0) = 0 [pid 300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 ./strace-static-x86_64: Process 301 attached [pid 300] write(3, "1000", 4 [pid 301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 300] <... write resumed>) = 4 [pid 296] <... clone resumed>, child_tidptr=0x555556a9a5d0) = 300 [pid 293] <... clone resumed>, child_tidptr=0x555556a9a5d0) = 301 [pid 295] <... clone resumed>, child_tidptr=0x555556a9a5d0) = 302 [pid 300] close(3) = 0 [pid 300] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, 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_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 128 [pid 301] <... prctl resumed>) = 0 [pid 301] setpgid(0, 0) = 0 [pid 301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] write(3, "1000", 4) = 4 [pid 301] close(3) = 0 [pid 301] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, 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_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 128 [pid 299] prctl(PR_SET_PDEATHSIG, SIGKILL./strace-static-x86_64: Process 298 attached ) = 0 [pid 299] setpgid(0, 0) = 0 [pid 298] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 298] <... prctl resumed>) = 0 [pid 299] <... openat resumed>) = 3 [pid 298] setpgid(0, 0 [pid 299] write(3, "1000", 4 [pid 298] <... setpgid resumed>) = 0 [pid 299] <... write resumed>) = 4 [pid 299] close(3 [pid 298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 299] <... close resumed>) = 0 [pid 299] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, 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_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 128 [pid 298] <... openat resumed>) = 3 [pid 298] write(3, "1000", 4./strace-static-x86_64: Process 302 attached ) = 4 [pid 302] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 298] close(3) = 0 [pid 302] <... prctl resumed>) = 0 [pid 298] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, 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_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 128 [pid 302] setpgid(0, 0) = 0 [pid 302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 302] write(3, "1000", 4) = 4 [pid 302] close(3) = 0 [ 18.937821][ T30] audit: type=1400 audit(1682743215.409:66): avc: denied { execmem } for pid=290 comm="syz-executor343" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 18.945106][ T30] audit: type=1400 audit(1682743215.409:67): avc: denied { prog_load } for pid=297 comm="syz-executor343" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 18.950441][ T30] audit: type=1400 audit(1682743215.409:68): avc: denied { bpf } for pid=297 comm="syz-executor343" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 18.956161][ T30] audit: type=1400 audit(1682743215.409:69): avc: denied { perfmon } for pid=297 comm="syz-executor343" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [pid 302] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_RAW_TRACEPOINT_WRITABLE, insn_cnt=4, insns=0x200002c0, 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_SOCK_CREATE, prog_btf_fd=-1, func_info_rec_size=8, func_info=NULL, func_info_cnt=0, line_info_rec_size=16, line_info=NULL, line_info_cnt=0, attach_btf_id=0, attach_prog_fd=0, fd_array=NULL}, 128 [pid 301] <... bpf resumed>) = 3 [pid 300] <... bpf resumed>) = 3 [pid 299] <... bpf resumed>) = 3 [pid 298] <... bpf resumed>) = 3 [pid 297] <... bpf resumed>) = 3 [pid 302] <... bpf resumed>) = 3 [pid 302] bpf(BPF_RAW_TRACEPOINT_OPEN, {raw_tracepoint={name="kfree", prog_fd=3}}, 16 [ 19.096578][ T30] audit: type=1400 audit(1682743215.559:70): avc: denied { prog_run } for pid=300 comm="syz-executor343" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 19.118354][ T302] syz-executor343[302]: segfault at 0 ip 00007f14abf11080 sp 00007ffea480b918 error 4 in syz-executor3434599370[7f14abeab000+87000] [ 19.118412][ T301] syz-executor343[301]: segfault at 0 ip 00007f14abf11080 sp 00007ffea480b918 error 4 [ 19.131947][ T300] syz-executor343[300]: segfault at 0 ip 00007f14abf11080 sp 00007ffea480b918 error 4 [ 19.132532][ T297] syz-executor343[297]: segfault at 0 ip 00007f14abf11080 sp 00007ffea480b918 error 4 [ 19.141401][ T298] syz-executor343[298]: segfault at 0 ip 00007f14abf11080 sp 00007ffea480b918 error 4 [ 19.152322][ T301] in syz-executor3434599370[7f14abeab000+87000] [ 19.160921][ T300] in syz-executor3434599370[7f14abeab000+87000] [ 19.169592][ T297] in syz-executor3434599370[7f14abeab000+87000] [ 19.169619][ T297] Code: 66 0f ef c0 66 0f ef c9 66 0f ef d2 66 0f ef db 48 89 f8 48 89 f9 48 81 e1 ff 0f 00 00 48 81 f9 cf 0f 00 00 77 74 48 83 e0 f0 <66> 0f 74 00 66 0f 74 48 10 66 0f 74 50 20 66 0f 74 58 30 66 0f d7 [ 19.175763][ T302] Code: 66 0f ef c0 66 0f ef c9 66 0f ef d2 66 0f ef db 48 89 f8 48 89 f9 48 81 e1 ff 0f 00 00 48 81 f9 cf 0f 00 00 77 74 48 83 e0 f0 <66> 0f 74 00 66 0f 74 48 10 66 0f 74 50 20 66 0f 74 58 30 66 0f d7 [ 19.183208][ T301] [ 19.193211][ T300] [ 19.226897][ T298] in syz-executor3434599370[7f14abeab000+87000] [ 19.230185][ T300] Code: 66 0f ef c0 66 0f ef c9 66 0f ef d2 66 0f ef db 48 89 f8 48 89 f9 48 81 e1 ff 0f 00 00 48 81 f9 cf 0f 00 00 77 74 48 83 e0 f0 <66> 0f 74 00 66 0f 74 48 10 66 0f 74 50 20 66 0f 74 58 30 66 0f d7 [ 19.231212][ T298] [ 19.231218][ T298] Code: 66 0f ef c0 66 0f ef c9 66 0f ef d2 66 0f ef db 48 89 f8 48 89 f9 48 81 e1 ff 0f 00 00 48 81 f9 cf 0f 00 00 77 74 48 83 e0 f0 <66> 0f 74 00 66 0f 74 48 10 66 0f 74 50 20 66 0f 74 58 30 66 0f d7 [ 19.237592][ T301] Code: 66 0f ef c0 66 0f ef c9 66 0f ef d2 66 0f ef db 48 89 f8 48 89 f9 48 81 e1 ff 0f 00 00 48 81 f9 cf 0f 00 00 77 74 48 83 e0 f0 <66> 0f 74 00 66 0f 74 48 10 66 0f 74 50 20 66 0f 74 58 30 66 0f d7 [ 19.299316][ T1] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000008 [ 19.307629][ T1] CPU: 1 PID: 1 Comm: init Not tainted 5.15.104-syzkaller-01328-g6d40cb68a657 #0 [ 19.316559][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 [ 19.326453][ T1] Call Trace: [ 19.329580][ T1] [ 19.332354][ T1] dump_stack_lvl+0x151/0x1b7 [ 19.336869][ T1] ? io_uring_drop_tctx_refs+0x190/0x190 [ 19.342340][ T1] dump_stack+0x15/0x17 [ 19.346336][ T1] panic+0x287/0x751 [ 19.350062][ T1] ? do_exit+0x23db/0x2b60 [ 19.354322][ T1] ? fb_is_primary_device+0xd4/0xd4 [ 19.359352][ T1] ? __kasan_check_write+0x14/0x20 [ 19.364299][ T1] ? sync_mm_rss+0x28a/0x2e0 [ 19.368721][ T1] do_exit+0x23fa/0x2b60 [ 19.372801][ T1] ? release_firmware_map_entry+0x18b/0x18b [ 19.378541][ T1] ? put_task_struct+0x80/0x80 [ 19.383127][ T1] ? schedule+0x136/0x1e0 [ 19.387295][ T1] ? __kasan_check_write+0x14/0x20 [ 19.392241][ T1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 19.397187][ T1] ? _raw_spin_lock_irqsave+0x210/0x210 [ 19.402576][ T1] do_group_exit+0x141/0x310 [ 19.406998][ T1] get_signal+0x7a3/0x1630 [ 19.411251][ T1] ? wait_for_common+0x366/0x420 [ 19.416031][ T1] arch_do_signal_or_restart+0xbd/0x1680 [ 19.421499][ T1] ? __kasan_check_write+0x14/0x20 [ 19.426437][ T1] ? put_pid+0xd7/0x110 [ 19.430429][ T1] ? kernel_clone+0x6cf/0x9e0 [ 19.434943][ T1] ? create_io_thread+0x1e0/0x1e0 [ 19.439802][ T1] ? get_sigframe_size+0x10/0x10 [ 19.444708][ T1] ? kvm_sched_clock_read+0x18/0x40 [ 19.449710][ T1] exit_to_user_mode_loop+0xa0/0xe0 [ 19.454744][ T1] exit_to_user_mode_prepare+0x5a/0xa0 [ 19.460039][ T1] syscall_exit_to_user_mode+0x26/0x160 [ 19.465416][ T1] do_syscall_64+0x49/0xb0 [ 19.469702][ T1] ? sysvec_call_function_single+0x52/0xb0 [ 19.475323][ T1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 19.481041][ T1] RIP: 0033:0x7fb0d6faba68 [ 19.485296][ T1] Code: 00 48 8d b8 e0 02 00 00 48 89 b8 d8 02 00 00 48 89 b8 e0 02 00 00 b8 11 01 00 00 0f 05 44 89 c0 c3 90 5f b8 3a 00 00 00 0f 05 <57> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 90 43 0f 00 f7 d8 64 89 01 48 [ 19.504822][ T1] RSP: 002b:00007ffd49372320 EFLAGS: 00000246 ORIG_RAX: 000000000000003a [ 19.513068][ T1] RAX: 000000000000013b RBX: 000056096e964a50 RCX: 00007fb0d6faba68 [ 19.520883][ T1] RDX: 0000000000000008 RSI: 0000000000000000 RDI: 00007fb0d7136bed [ 19.528693][ T1] RBP: 00007fb0d7171528 R08: 0000000000000007 R09: 427811b9eebaaac0 [ 19.536501][ T1] R10: 00007ffd49372360 R11: 0000000000000246 R12: 0000000000000000 [ 19.544312][ T1] R13: 0000000000000018 R14: 000056096d4ac169 R15: 00007fb0d71a2a80 [ 19.552132][ T1] [ 19.555171][ T1] Kernel Offset: disabled [ 19.559288][ T1] Rebooting in 86400 seconds..