./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2623288947
<...>
Warning: Permanently added '10.128.0.31' (ED25519) to the list of known hosts.
execve("./syz-executor2623288947", ["./syz-executor2623288947"], 0x7ffc9dfb0a60 /* 10 vars */) = 0
brk(NULL) = 0x555574703000
brk(0x555574703d00) = 0x555574703d00
arch_prctl(ARCH_SET_FS, 0x555574703380) = 0
set_tid_address(0x555574703650) = 5854
set_robust_list(0x555574703660, 24) = 0
rseq(0x555574703ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2623288947", 4096) = 28
getrandom("\x73\x20\x41\xbf\x27\xca\x47\x59", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555574703d00
brk(0x555574724d00) = 0x555574724d00
brk(0x555574725000) = 0x555574725000
mprotect(0x7fd54cc88000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
executing program
write(1, "executing program\n", 18) = 18
openat(AT_FDCWD, "/dev/comedi4", O_RDONLY|O_TRUNC|O_NONBLOCK|O_SYNC|O_NOATIME) = 3
[ 88.747890][ T5854] ------------[ cut here ]------------
[ 88.753439][ T5854] WARNING: mm/page_alloc.c:5124 at __alloc_frozen_pages_noprof+0x2c8/0x370, CPU#0: syz-executor262/5854
[ 88.764840][ T5854] Modules linked in:
[ 88.768992][ T5854] CPU: 0 UID: 0 PID: 5854 Comm: syz-executor262 Not tainted 6.16.0-rc5-next-20250711-syzkaller #0 PREEMPT(full)
[ 88.781027][ T5854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 88.791145][ T5854] RIP: 0010:__alloc_frozen_pages_noprof+0x2c8/0x370
[ 88.798107][ T5854] Code: 74 10 4c 89 e7 89 54 24 0c e8 14 23 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a5 fe ff ff e9 a6 fe ff ff c6 05 61 24 b7 0d 01 90 <0f> 0b 90 e9 18 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24
[ 88.817987][ T5854] RSP: 0018:ffffc900040d7920 EFLAGS: 00010246
[ 88.824076][ T5854] RAX: ffffc900040d7900 RBX: 000000000000001a RCX: 0000000000000000
[ 88.832355][ T5854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc900040d7988
[ 88.840495][ T5854] RBP: ffffc900040d7a08 R08: ffffc900040d7987 R09: 0000000000000000
[ 88.848637][ T5854] R10: ffffc900040d7960 R11: fffff5200081af31 R12: 0000000000000000
[ 88.856744][ T5854] R13: 1ffff9200081af28 R14: 0000000000040dc0 R15: dffffc0000000000
[ 88.864840][ T5854] FS: 0000555574703380(0000) GS:ffff88812578f000(0000) knlGS:0000000000000000
[ 88.873917][ T5854] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 88.880748][ T5854] CR2: 00002000001859c8 CR3: 000000007589c000 CR4: 00000000003526f0
[ 88.888981][ T5854] Call Trace:
[ 88.892267][ T5854]
[ 88.895206][ T5854] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 88.901625][ T5854] ? policy_nodemask+0x27c/0x720
[ 88.906633][ T5854] alloc_pages_mpol+0x232/0x4a0
[ 88.911538][ T5854] ___kmalloc_large_node+0x5f/0x1b0
[ 88.916764][ T5854] __kmalloc_large_node_noprof+0x18/0x90
[ 88.922469][ T5854] __kmalloc_noprof+0x36f/0x4f0
[ 88.927371][ T5854] ? comedi_unlocked_ioctl+0x9ee/0xf40
[ 88.932844][ T5854] comedi_unlocked_ioctl+0x9ee/0xf40
[ 88.938193][ T5854] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 88.944015][ T5854] ? tomoyo_path_number_perm+0x1bc/0x5a0
[ 88.949784][ T5854] ? do_vfs_ioctl+0xbe8/0x1430
[ 88.954574][ T5854] ? __pfx_do_vfs_ioctl+0x10/0x10
[ 88.959651][ T5854] ? _raw_spin_lock_irq+0xae/0xf0
[ 88.964790][ T5854] ? bpf_lsm_file_ioctl+0x9/0x20
[ 88.969870][ T5854] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 88.975702][ T5854] __se_sys_ioctl+0xf9/0x170
[ 88.980382][ T5854] do_syscall_64+0xfa/0x3b0
[ 88.984908][ T5854] ? lockdep_hardirqs_on+0x9c/0x150
[ 88.990157][ T5854] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 88.996260][ T5854] ? clear_bhb_loop+0x60/0xb0
[ 89.001556][ T5854] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 89.007506][ T5854] RIP: 0033:0x7fd54cc152e9
[ 89.012264][ T5854] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 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 b8 ff ff ff f7 d8 64 89 01 48
[ 89.032300][ T5854] RSP: 002b:00007ffe9b6fa838 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 89.040781][ T5854] RAX: ffffffffffffffda RBX: 00007ffe9b6faa08 RCX: 00007fd54cc152e9
[ 89.048807][ T5854] RDX: 00002000001859c0 RSI: 000000008010640b RDI: 0000000000000003
[ 89.056806][ T5854] RBP: 00007fd54cc88610 R08: 0000000000000000 R09: 00007ffe9b6faa08
[ 89.064846][ T5854] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 89.072961][ T5854] R13: 00007ffe9b6fa9f8 R14: 0000000000000001 R15: 0000000000000001
[ 89.081086][ T5854]
[ 89.084295][ T5854] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 89.091660][ T5854] CPU: 0 UID: 0 PID: 5854 Comm: syz-executor262 Not tainted 6.16.0-rc5-next-20250711-syzkaller #0 PREEMPT(full)
[ 89.103620][ T5854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 89.113846][ T5854] Call Trace:
[ 89.117117][ T5854]
[ 89.120128][ T5854] dump_stack_lvl+0x99/0x250
[ 89.124718][ T5854] ? __asan_memcpy+0x40/0x70
[ 89.129479][ T5854] ? __pfx_dump_stack_lvl+0x10/0x10
[ 89.134668][ T5854] ? __pfx__printk+0x10/0x10
[ 89.139267][ T5854] vpanic+0x281/0x750
[ 89.143430][ T5854] ? __pfx_vpanic+0x10/0x10
[ 89.147940][ T5854] ? is_bpf_text_address+0x292/0x2b0
[ 89.153228][ T5854] ? is_bpf_text_address+0x26/0x2b0
[ 89.158468][ T5854] panic+0xb9/0xc0
[ 89.162194][ T5854] ? __pfx_panic+0x10/0x10
[ 89.166722][ T5854] __warn+0x334/0x4c0
[ 89.170812][ T5854] ? __alloc_frozen_pages_noprof+0x2c8/0x370
[ 89.176795][ T5854] ? __alloc_frozen_pages_noprof+0x2c8/0x370
[ 89.182775][ T5854] report_bug+0x2be/0x4f0
[ 89.187117][ T5854] ? __alloc_frozen_pages_noprof+0x2c8/0x370
[ 89.193631][ T5854] ? __alloc_frozen_pages_noprof+0x2c8/0x370
[ 89.199699][ T5854] ? __alloc_frozen_pages_noprof+0x2ca/0x370
[ 89.205678][ T5854] handle_bug+0x84/0x160
[ 89.209929][ T5854] exc_invalid_op+0x1a/0x50
[ 89.214433][ T5854] asm_exc_invalid_op+0x1a/0x20
[ 89.219283][ T5854] RIP: 0010:__alloc_frozen_pages_noprof+0x2c8/0x370
[ 89.225873][ T5854] Code: 74 10 4c 89 e7 89 54 24 0c e8 14 23 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 a5 fe ff ff e9 a6 fe ff ff c6 05 61 24 b7 0d 01 90 <0f> 0b 90 e9 18 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24
[ 89.245572][ T5854] RSP: 0018:ffffc900040d7920 EFLAGS: 00010246
[ 89.251644][ T5854] RAX: ffffc900040d7900 RBX: 000000000000001a RCX: 0000000000000000
[ 89.259705][ T5854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc900040d7988
[ 89.267939][ T5854] RBP: ffffc900040d7a08 R08: ffffc900040d7987 R09: 0000000000000000
[ 89.276534][ T5854] R10: ffffc900040d7960 R11: fffff5200081af31 R12: 0000000000000000
[ 89.284590][ T5854] R13: 1ffff9200081af28 R14: 0000000000040dc0 R15: dffffc0000000000
[ 89.292580][ T5854] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 89.299458][ T5854] ? policy_nodemask+0x27c/0x720
[ 89.304614][ T5854] alloc_pages_mpol+0x232/0x4a0
[ 89.309566][ T5854] ___kmalloc_large_node+0x5f/0x1b0
[ 89.314811][ T5854] __kmalloc_large_node_noprof+0x18/0x90
[ 89.320456][ T5854] __kmalloc_noprof+0x36f/0x4f0
[ 89.325316][ T5854] ? comedi_unlocked_ioctl+0x9ee/0xf40
[ 89.330786][ T5854] comedi_unlocked_ioctl+0x9ee/0xf40
[ 89.336083][ T5854] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 89.342162][ T5854] ? tomoyo_path_number_perm+0x1bc/0x5a0
[ 89.347809][ T5854] ? do_vfs_ioctl+0xbe8/0x1430
[ 89.352572][ T5854] ? __pfx_do_vfs_ioctl+0x10/0x10
[ 89.357600][ T5854] ? _raw_spin_lock_irq+0xae/0xf0
[ 89.362692][ T5854] ? bpf_lsm_file_ioctl+0x9/0x20
[ 89.367669][ T5854] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 89.373854][ T5854] __se_sys_ioctl+0xf9/0x170
[ 89.378665][ T5854] do_syscall_64+0xfa/0x3b0
[ 89.383176][ T5854] ? lockdep_hardirqs_on+0x9c/0x150
[ 89.388392][ T5854] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 89.394460][ T5854] ? clear_bhb_loop+0x60/0xb0
[ 89.399328][ T5854] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 89.405548][ T5854] RIP: 0033:0x7fd54cc152e9
[ 89.409993][ T5854] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 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 b8 ff ff ff f7 d8 64 89 01 48
[ 89.429699][ T5854] RSP: 002b:00007ffe9b6fa838 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 89.438118][ T5854] RAX: ffffffffffffffda RBX: 00007ffe9b6faa08 RCX: 00007fd54cc152e9
[ 89.446355][ T5854] RDX: 00002000001859c0 RSI: 000000008010640b RDI: 0000000000000003
[ 89.454530][ T5854] RBP: 00007fd54cc88610 R08: 0000000000000000 R09: 00007ffe9b6faa08
[ 89.462602][ T5854] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 89.470761][ T5854] R13: 00007ffe9b6fa9f8 R14: 0000000000000001 R15: 0000000000000001
[ 89.478859][ T5854]
[ 89.482163][ T5854] Kernel Offset: disabled
[ 89.486493][ T5854] Rebooting in 86400 seconds..