./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1649943757 <...> Warning: Permanently added '10.128.1.19' (ED25519) to the list of known hosts. execve("./syz-executor1649943757", ["./syz-executor1649943757"], 0x7ffe5d655080 /* 10 vars */) = 0 brk(NULL) = 0x55555568a000 brk(0x55555568ad00) = 0x55555568ad00 arch_prctl(ARCH_SET_FS, 0x55555568a380) = 0 set_tid_address(0x55555568a650) = 5059 set_robust_list(0x55555568a660, 24) = 0 rseq(0x55555568aca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1649943757", 4096) = 28 getrandom("\x8b\xa9\xb8\x3b\xf4\xc5\x06\x6c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555568ad00 brk(0x5555556abd00) = 0x5555556abd00 brk(0x5555556ac000) = 0x5555556ac000 mprotect(0x7f4e45d0c000, 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 5060 attached , child_tidptr=0x55555568a650) = 5060 [pid 5060] set_robust_list(0x55555568a660, 24) = 0 [pid 5060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5060] setpgid(0, 0) = 0 [pid 5060] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "1000", 4) = 4 [ 78.978756][ T27] audit: type=1400 audit(1700072097.378:83): avc: denied { execmem } for pid=5059 comm="syz-executor164" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/dev/uinput", O_RDWR|O_NONBLOCK) = 3 [pid 5060] ioctl(3, UI_ABS_SETUP, 0x20000340) = 0 [pid 5060] ioctl(3, UI_SET_EVBIT, 0x3) = 0 [pid 5060] write(3, "\x73\x79\x7a\x31\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1116) = 1116 [ 79.050767][ T27] audit: type=1400 audit(1700072097.448:84): avc: denied { read write } for pid=5060 comm="syz-executor164" name="uinput" dev="devtmpfs" ino=835 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:event_device_t tclass=chr_file permissive=1 [ 79.075373][ T27] audit: type=1400 audit(1700072097.448:85): avc: denied { open } for pid=5060 comm="syz-executor164" path="/dev/uinput" dev="devtmpfs" ino=835 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:event_device_t tclass=chr_file permissive=1 [pid 5060] write(3, "\x73\x79\x7a\x31\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 1116) = -1 EINVAL (Invalid argument) [ 79.099385][ T27] audit: type=1400 audit(1700072097.468:86): avc: denied { ioctl } for pid=5060 comm="syz-executor164" path="/dev/uinput" dev="devtmpfs" ino=835 ioctlcmd=0x5504 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:event_device_t tclass=chr_file permissive=1 [ 79.113002][ T5060] ------------[ cut here ]------------ [ 79.130383][ T5060] WARNING: CPU: 0 PID: 5060 at mm/page_alloc.c:4544 __alloc_pages+0x42e/0x2420 [ 79.139551][ T5060] Modules linked in: [ 79.143627][ T5060] CPU: 0 PID: 5060 Comm: syz-executor164 Not tainted 6.7.0-rc1-syzkaller-00015-g86d11b0e20c0 #0 [ 79.154097][ T5060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 79.164234][ T5060] RIP: 0010:__alloc_pages+0x42e/0x2420 [ 79.169856][ T5060] Code: ff 00 0f 84 fb fd ff ff 80 ce 01 e9 f3 fd ff ff 83 fe 0a 0f 86 ed fc ff ff 80 3d 64 dd 30 0d 00 75 0b c6 05 5b dd 30 0d 01 90 <0f> 0b 90 31 ed e9 84 fe ff ff e8 03 32 9d ff 84 c0 0f 85 77 fe ff [ 79.190939][ T5060] RSP: 0018:ffffc9000341faa0 EFLAGS: 00010246 [ 79.197095][ T5060] RAX: 0000000000000000 RBX: 1ffff92000683f69 RCX: 0000000000000000 [ 79.205139][ T5060] RDX: 0000000000000000 RSI: 000000000000001a RDI: 0000000000040dc0 [ 79.213182][ T5060] RBP: 00000020000000a0 R08: 0000000000000005 R09: 0000000000000000 [ 79.221150][ T5060] R10: 0000000080000002 R11: 0000000000000000 R12: 0000000000000000 [ 79.229239][ T5060] R13: 0000000000040dc0 R14: ffffffff86ebf613 R15: 000000000000001a [ 79.237263][ T5060] FS: 000055555568a380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 79.246276][ T5060] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 79.252950][ T5060] CR2: 000055d5ef4517b8 CR3: 000000001f511000 CR4: 00000000003506f0 [ 79.260942][ T5060] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 79.269421][ T5060] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 79.277454][ T5060] Call Trace: [ 79.280759][ T5060] [ 79.283799][ T5060] ? show_regs+0x8f/0xa0 [ 79.288157][ T5060] ? __warn+0xe6/0x390 [ 79.292228][ T5060] ? __alloc_pages+0x42e/0x2420 [ 79.297153][ T5060] ? report_bug+0x3bc/0x580 [ 79.301717][ T5060] ? handle_bug+0x3d/0x70 [ 79.306119][ T5060] ? exc_invalid_op+0x17/0x40 [ 79.310833][ T5060] ? asm_exc_invalid_op+0x1a/0x20 [ 79.315935][ T5060] ? input_mt_init_slots+0xe3/0x520 [ 79.321156][ T5060] ? __alloc_pages+0x42e/0x2420 [ 79.326131][ T5060] ? print_usage_bug.part.0+0x550/0x550 [ 79.331743][ T5060] ? lock_acquire+0x1ae/0x520 [ 79.336502][ T5060] ? warn_alloc+0x3a0/0x3a0 [ 79.341023][ T5060] ? mutex_is_locked+0x40/0x40 [ 79.345903][ T5060] ? rcu_is_watching+0x12/0xb0 [ 79.350707][ T5060] ? trace_contention_end+0xd6/0x100 [ 79.356250][ T5060] ? __mutex_lock+0x1a6/0x9d0 [ 79.360960][ T5060] ? uinput_ioctl_handler.isra.0+0xcb/0x1d70 [ 79.367044][ T5060] ? input_mt_init_slots+0xe3/0x520 [ 79.372479][ T5060] __kmalloc_large_node+0x87/0x1c0 [ 79.377624][ T5060] __kmalloc.cold+0xc/0x61 [ 79.382041][ T5060] input_mt_init_slots+0xe3/0x520 [ 79.387159][ T5060] uinput_ioctl_handler.isra.0+0x1601/0x1d70 [ 79.393199][ T5060] ? uinput_ff_upload_to_user+0x2a0/0x2a0 [ 79.398928][ T5060] ? selinux_file_ioctl+0x17d/0x270 [ 79.404232][ T5060] ? selinux_file_ioctl+0xb5/0x270 [ 79.409379][ T5060] ? uinput_ioctl_handler.isra.0+0x1d70/0x1d70 [ 79.415610][ T5060] __x64_sys_ioctl+0x18f/0x210 [ 79.420406][ T5060] do_syscall_64+0x40/0x110 [ 79.424992][ T5060] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 79.430937][ T5060] RIP: 0033:0x7f4e45c99939 [ 79.435408][ T5060] 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 [ 79.455736][ T5060] RSP: 002b:00007fff742fde78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 79.464226][ T5060] RAX: ffffffffffffffda RBX: 00007f4e45ce2068 RCX: 00007f4e45c99939 [ 79.472258][ T5060] RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000003 [ 79.480329][ T5060] RBP: 00007f4e45d0c5f0 R08: 0000000000000006 R09: 0000000000000006 [ 79.488481][ T5060] R10: 0000000000000006 R11: 0000000000000246 R12: 0000000000000001 [ 79.496536][ T5060] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 [ 79.504676][ T5060] [ 79.507742][ T5060] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 79.515100][ T5060] CPU: 0 PID: 5060 Comm: syz-executor164 Not tainted 6.7.0-rc1-syzkaller-00015-g86d11b0e20c0 #0 [ 79.525528][ T5060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 79.535599][ T5060] Call Trace: [ 79.538873][ T5060] [ 79.541829][ T5060] dump_stack_lvl+0xd9/0x1b0 [ 79.546443][ T5060] panic+0x6dc/0x790 [ 79.550353][ T5060] ? panic_smp_self_stop+0xa0/0xa0 [ 79.555549][ T5060] ? show_trace_log_lvl+0x363/0x4f0 [ 79.560741][ T5060] ? check_panic_on_warn+0x1f/0xb0 [ 79.565852][ T5060] ? __alloc_pages+0x42e/0x2420 [ 79.570712][ T5060] check_panic_on_warn+0xab/0xb0 [ 79.575659][ T5060] __warn+0xf2/0x390 [ 79.579558][ T5060] ? __alloc_pages+0x42e/0x2420 [ 79.584414][ T5060] report_bug+0x3bc/0x580 [ 79.588747][ T5060] handle_bug+0x3d/0x70 [ 79.592922][ T5060] exc_invalid_op+0x17/0x40 [ 79.597464][ T5060] asm_exc_invalid_op+0x1a/0x20 [ 79.602426][ T5060] RIP: 0010:__alloc_pages+0x42e/0x2420 [ 79.607941][ T5060] Code: ff 00 0f 84 fb fd ff ff 80 ce 01 e9 f3 fd ff ff 83 fe 0a 0f 86 ed fc ff ff 80 3d 64 dd 30 0d 00 75 0b c6 05 5b dd 30 0d 01 90 <0f> 0b 90 31 ed e9 84 fe ff ff e8 03 32 9d ff 84 c0 0f 85 77 fe ff [ 79.627747][ T5060] RSP: 0018:ffffc9000341faa0 EFLAGS: 00010246 [ 79.633821][ T5060] RAX: 0000000000000000 RBX: 1ffff92000683f69 RCX: 0000000000000000 [ 79.641792][ T5060] RDX: 0000000000000000 RSI: 000000000000001a RDI: 0000000000040dc0 [ 79.649778][ T5060] RBP: 00000020000000a0 R08: 0000000000000005 R09: 0000000000000000 [ 79.657770][ T5060] R10: 0000000080000002 R11: 0000000000000000 R12: 0000000000000000 [ 79.665749][ T5060] R13: 0000000000040dc0 R14: ffffffff86ebf613 R15: 000000000000001a [ 79.673723][ T5060] ? input_mt_init_slots+0xe3/0x520 [ 79.678935][ T5060] ? print_usage_bug.part.0+0x550/0x550 [ 79.684505][ T5060] ? lock_acquire+0x1ae/0x520 [ 79.689189][ T5060] ? warn_alloc+0x3a0/0x3a0 [ 79.693696][ T5060] ? mutex_is_locked+0x40/0x40 [ 79.698462][ T5060] ? rcu_is_watching+0x12/0xb0 [ 79.703230][ T5060] ? trace_contention_end+0xd6/0x100 [ 79.708535][ T5060] ? __mutex_lock+0x1a6/0x9d0 [ 79.713221][ T5060] ? uinput_ioctl_handler.isra.0+0xcb/0x1d70 [ 79.719298][ T5060] ? input_mt_init_slots+0xe3/0x520 [ 79.724500][ T5060] __kmalloc_large_node+0x87/0x1c0 [ 79.729617][ T5060] __kmalloc.cold+0xc/0x61 [ 79.734053][ T5060] input_mt_init_slots+0xe3/0x520 [ 79.739165][ T5060] uinput_ioctl_handler.isra.0+0x1601/0x1d70 [ 79.745303][ T5060] ? uinput_ff_upload_to_user+0x2a0/0x2a0 [ 79.751052][ T5060] ? selinux_file_ioctl+0x17d/0x270 [ 79.756265][ T5060] ? selinux_file_ioctl+0xb5/0x270 [ 79.761390][ T5060] ? uinput_ioctl_handler.isra.0+0x1d70/0x1d70 [ 79.767591][ T5060] __x64_sys_ioctl+0x18f/0x210 [ 79.772375][ T5060] do_syscall_64+0x40/0x110 [ 79.776913][ T5060] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 79.782837][ T5060] RIP: 0033:0x7f4e45c99939 [ 79.787270][ T5060] 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 [ 79.806901][ T5060] RSP: 002b:00007fff742fde78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 79.816019][ T5060] RAX: ffffffffffffffda RBX: 00007f4e45ce2068 RCX: 00007f4e45c99939 [ 79.823992][ T5060] RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000003 [ 79.831999][ T5060] RBP: 00007f4e45d0c5f0 R08: 0000000000000006 R09: 0000000000000006 [ 79.839975][ T5060] R10: 0000000000000006 R11: 0000000000000246 R12: 0000000000000001 [ 79.847951][ T5060] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 [ 79.855932][ T5060] [ 79.859038][ T5060] Kernel Offset: disabled [ 79.863427][ T5060] Rebooting in 86400 seconds..