./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor134792451 <...> DUID 00:04:9f:e8:07:f9:ba:36:1f:d4:05:68:5a:d1:6a:7f:90:cd forked to background, child pid 3189 [ 25.102286][ T3190] 8021q: adding VLAN 0 to HW filter on device bond0 [ 25.105701][ T3190] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.93' (ECDSA) to the list of known hosts. execve("./syz-executor134792451", ["./syz-executor134792451"], 0x7ffc12702670 /* 10 vars */) = 0 brk(NULL) = 0x55555752a000 brk(0x55555752ac40) = 0x55555752ac40 arch_prctl(ARCH_SET_FS, 0x55555752a300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor134792451", 4096) = 27 brk(0x55555754bc40) = 0x55555754bc40 brk(0x55555754c000) = 0x55555754c000 mprotect(0x7f6d9209e000, 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 openat(AT_FDCWD, "/dev/uinput", O_RDWR|O_NONBLOCK) = 3 ioctl(3, UI_ABS_SETUP, 0x20000340) = 0 write(3, "\x73\x79\x7a\x30\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 ioctl(3, UI_SET_EVBIT, 0x3) = 0 syzkaller login: [ 43.205635][ T3610] ------------[ cut here ]------------ [ 43.205646][ T3610] WARNING: CPU: 0 PID: 3610 at mm/page_alloc.c:5402 __alloc_pages+0x30a/0x560 [ 43.220547][ T3610] Modules linked in: [ 43.224445][ T3610] CPU: 0 PID: 3610 Comm: syz-executor134 Not tainted 5.19.0-rc1-syzkaller-00336-g997952851843 #0 [ 43.235157][ T3610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.245317][ T3610] RIP: 0010:__alloc_pages+0x30a/0x560 [ 43.250740][ T3610] Code: 5c 24 04 0f 85 f3 00 00 00 44 89 e1 81 e1 7f ff ff ff a9 00 00 04 00 41 0f 44 cc 41 89 cc e9 e3 00 00 00 c6 05 3e 7c 21 0c 01 <0f> 0b 83 fb 0a 0f 86 c8 fd ff ff 31 db 48 c7 44 24 20 0e 36 e0 45 [ 43.270529][ T3610] RSP: 0018:ffffc90002e4faa0 EFLAGS: 00010246 [ 43.276617][ T3610] RAX: ffffc90002e4fb00 RBX: 000000000000001a RCX: 0000000000000000 [ 43.284666][ T3610] RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc90002e4fb28 [ 43.292675][ T3610] RBP: ffffc90002e4fbc0 R08: dffffc0000000000 R09: ffffc90002e4fb00 [ 43.300716][ T3610] R10: fffff520005c9f65 R11: 1ffff920005c9f60 R12: 0000000000040dc0 [ 43.308762][ T3610] R13: 1ffff920005c9f5c R14: dffffc0000000000 R15: 1ffff920005c9f58 [ 43.316749][ T3610] FS: 000055555752a300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 43.326037][ T3610] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.332872][ T3610] CR2: 0000562b054196f8 CR3: 000000001caee000 CR4: 00000000003506f0 [ 43.340934][ T3610] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.349022][ T3610] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.357005][ T3610] Call Trace: [ 43.360417][ T3610] [ 43.363357][ T3610] ? __rmqueue_pcplist+0x1d20/0x1d20 [ 43.368721][ T3610] ? rcu_read_lock_sched_held+0x89/0x130 [ 43.374366][ T3610] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 43.380436][ T3610] ? alloc_pages+0x43d/0x690 [ 43.385070][ T3610] kmalloc_order+0x41/0x150 [ 43.389667][ T3610] kmalloc_order_trace+0x15/0x70 [ 43.394639][ T3610] __kmalloc+0x26b/0x370 [ 43.399009][ T3610] input_mt_init_slots+0xbd/0x980 [ 43.404081][ T3610] uinput_create_device+0x50e/0x620 [ 43.409384][ T3610] uinput_ioctl_handler+0xa04/0x1660 [ 43.414681][ T3610] ? smack_file_ioctl+0x298/0x3a0 [ 43.419895][ T3610] ? uinput_release+0x50/0x50 [ 43.424617][ T3610] ? vtime_user_exit+0x2b2/0x3e0 [ 43.431149][ T3610] ? bpf_lsm_file_ioctl+0x5/0x10 [ 43.436096][ T3610] ? security_file_ioctl+0x9d/0xb0 [ 43.441331][ T3610] ? uinput_poll+0x110/0x110 [ 43.445953][ T3610] __se_sys_ioctl+0xfb/0x170 [ 43.450624][ T3610] do_syscall_64+0x2b/0x70 [ 43.455061][ T3610] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 43.461019][ T3610] RIP: 0033:0x7f6d92031719 [ 43.465467][ T3610] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 43.485160][ T3610] RSP: 002b:00007ffea039d658 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.493692][ T3610] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d92031719 [ 43.501741][ T3610] RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000003 [ 43.509792][ T3610] RBP: 00007f6d91ff58c0 R08: 0000000000000000 R09: 0000000000000000 [ 43.517859][ T3610] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d91ff5950 [ 43.525849][ T3610] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 43.533934][ T3610] [ 43.536968][ T3610] Kernel panic - not syncing: panic_on_warn set ... [ 43.543547][ T3610] CPU: 0 PID: 3610 Comm: syz-executor134 Not tainted 5.19.0-rc1-syzkaller-00336-g997952851843 #0 [ 43.554028][ T3610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.564084][ T3610] Call Trace: [ 43.567353][ T3610] [ 43.570281][ T3610] dump_stack_lvl+0x1e3/0x2cb [ 43.574948][ T3610] ? bfq_pos_tree_add_move+0x436/0x436 [ 43.580394][ T3610] ? panic+0x76e/0x76e [ 43.584454][ T3610] ? vscnprintf+0x59/0x80 [ 43.588773][ T3610] ? __alloc_pages+0x240/0x560 [ 43.593531][ T3610] panic+0x312/0x76e [ 43.597425][ T3610] ? __warn+0x136/0x230 [ 43.601571][ T3610] ? fb_is_primary_device+0xcc/0xcc [ 43.606764][ T3610] ? __alloc_pages+0x30a/0x560 [ 43.611525][ T3610] __warn+0x203/0x230 [ 43.615508][ T3610] ? __alloc_pages+0x30a/0x560 [ 43.620257][ T3610] report_bug+0x1b3/0x2d0 [ 43.624592][ T3610] handle_bug+0x3d/0x70 [ 43.628752][ T3610] exc_invalid_op+0x16/0x40 [ 43.633241][ T3610] asm_exc_invalid_op+0x1b/0x20 [ 43.638080][ T3610] RIP: 0010:__alloc_pages+0x30a/0x560 [ 43.643459][ T3610] Code: 5c 24 04 0f 85 f3 00 00 00 44 89 e1 81 e1 7f ff ff ff a9 00 00 04 00 41 0f 44 cc 41 89 cc e9 e3 00 00 00 c6 05 3e 7c 21 0c 01 <0f> 0b 83 fb 0a 0f 86 c8 fd ff ff 31 db 48 c7 44 24 20 0e 36 e0 45 [ 43.663164][ T3610] RSP: 0018:ffffc90002e4faa0 EFLAGS: 00010246 [ 43.669229][ T3610] RAX: ffffc90002e4fb00 RBX: 000000000000001a RCX: 0000000000000000 [ 43.677201][ T3610] RDX: 0000000000000028 RSI: 0000000000000000 RDI: ffffc90002e4fb28 [ 43.685171][ T3610] RBP: ffffc90002e4fbc0 R08: dffffc0000000000 R09: ffffc90002e4fb00 [ 43.693138][ T3610] R10: fffff520005c9f65 R11: 1ffff920005c9f60 R12: 0000000000040dc0 [ 43.701121][ T3610] R13: 1ffff920005c9f5c R14: dffffc0000000000 R15: 1ffff920005c9f58 [ 43.709193][ T3610] ? __rmqueue_pcplist+0x1d20/0x1d20 [ 43.714485][ T3610] ? rcu_read_lock_sched_held+0x89/0x130 [ 43.720118][ T3610] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 43.726104][ T3610] ? alloc_pages+0x43d/0x690 [ 43.730693][ T3610] kmalloc_order+0x41/0x150 [ 43.735283][ T3610] kmalloc_order_trace+0x15/0x70 [ 43.740224][ T3610] __kmalloc+0x26b/0x370 [ 43.744495][ T3610] input_mt_init_slots+0xbd/0x980 [ 43.749546][ T3610] uinput_create_device+0x50e/0x620 [ 43.754766][ T3610] uinput_ioctl_handler+0xa04/0x1660 [ 43.760055][ T3610] ? smack_file_ioctl+0x298/0x3a0 [ 43.765079][ T3610] ? uinput_release+0x50/0x50 [ 43.769779][ T3610] ? vtime_user_exit+0x2b2/0x3e0 [ 43.774727][ T3610] ? bpf_lsm_file_ioctl+0x5/0x10 [ 43.779664][ T3610] ? security_file_ioctl+0x9d/0xb0 [ 43.784789][ T3610] ? uinput_poll+0x110/0x110 [ 43.789376][ T3610] __se_sys_ioctl+0xfb/0x170 [ 43.793968][ T3610] do_syscall_64+0x2b/0x70 [ 43.798389][ T3610] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 43.804366][ T3610] RIP: 0033:0x7f6d92031719 [ 43.808777][ T3610] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 43.828402][ T3610] RSP: 002b:00007ffea039d658 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.836811][ T3610] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d92031719 [ 43.844780][ T3610] RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000003 [ 43.852746][ T3610] RBP: 00007f6d91ff58c0 R08: 0000000000000000 R09: 0000000000000000 [ 43.860708][ T3610] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6d91ff5950 [ 43.868673][ T3610] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 43.876671][ T3610] [ 43.879879][ T3610] Kernel Offset: disabled [ 43.884262][ T3610] Rebooting in 86400 seconds..