./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4025222415
<...>
syzkaller login: [ 86.985105][ T31] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.1.43' (ED25519) to the list of known hosts.
execve("./syz-executor4025222415", ["./syz-executor4025222415"], 0x7fff0f2260c0 /* 10 vars */) = 0
brk(NULL) = 0x555579cd3000
brk(0x555579cd3d00) = 0x555579cd3d00
arch_prctl(ARCH_SET_FS, 0x555579cd3380) = 0
set_tid_address(0x555579cd3650) = 5838
set_robust_list(0x555579cd3660, 24) = 0
rseq(0x555579cd3ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor4025222415", 4096) = 28
getrandom("\x67\xc2\xe2\xc1\xdd\x64\xbc\x58", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555579cd3d00
brk(0x555579cf4d00) = 0x555579cf4d00
brk(0x555579cf5000) = 0x555579cf5000
mprotect(0x7f4eda622000, 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
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5839 attached
, child_tidptr=0x555579cd3650) = 5839
[pid 5839] set_robust_list(0x555579cd3660, 24) = 0
[pid 5839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5839] setpgid(0, 0) = 0
[pid 5839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5839] write(3, "1000", 4) = 4
[pid 5839] close(3) = 0
[pid 5839] write(1, "executing program\n", 18executing program
) = 18
[pid 5839] io_uring_setup(69, {flags=IORING_SETUP_R_DISABLED, sq_thread_cpu=0x2, sq_thread_idle=24, sq_entries=128, cq_entries=256, features=IORING_FEAT_SINGLE_MMAP|IORING_FEAT_NODROP|IORING_FEAT_SUBMIT_STABLE|IORING_FEAT_RW_CUR_POS|IORING_FEAT_CUR_PERSONALITY|IORING_FEAT_FAST_POLL|IORING_FEAT_POLL_32BITS|IORING_FEAT_SQPOLL_NONFIXED|IORING_FEAT_EXT_ARG|IORING_FEAT_NATIVE_WORKERS|IORING_FEAT_RSRC_TAGS|IORING_FEAT_CQE_SKIP|IORING_FEAT_LINKED_FILE|0x3e000, sq_off={head=0, tail=4, ring_mask=16, ring_entries=24, flags=36, dropped=32, array=4160}, cq_off={head=8, tail=12, ring_mask=20, ring_entries=28, overflow=44, cqes=64, flags=40}}) = 3
[pid 5839] mmap(NULL, 4672, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0) = 0x7f4eda56b000
[pid 5839] mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_POPULATE, 3, 0x10000000) = 0x7f4eda569000
[ 90.230583][ T5839] ------------[ cut here ]------------
[ 90.230597][ T5839] WARNING: CPU: 1 PID: 5839 at mm/vmalloc.c:542 __vmap_pages_range_noflush+0xd4e/0xe10
[ 90.230627][ T5839] Modules linked in:
[ 90.230647][ T5839] CPU: 1 UID: 0 PID: 5839 Comm: syz-executor402 Tainted: G W 6.16.0-syzkaller-11952-g6e64f4580381 #0 PREEMPT_{RT,(full)}
[ 90.230662][ T5839] Tainted: [W]=WARN
[ 90.230665][ T5839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 90.230672][ T5839] RIP: 0010:__vmap_pages_range_noflush+0xd4e/0xe10
[ 90.230686][ T5839] Code: b1 ff eb 2f e8 53 5f b1 ff 45 31 e4 eb 25 e8 49 5f b1 ff 90 0f 0b 90 eb 14 e8 3e 5f b1 ff 90 0f 0b 90 eb 09 e8 33 5f b1 ff 90 <0f> 0b 90 41 bc f4 ff ff ff 44 89 e0 48 81 c4 e0 00 00 00 5b 41 5c
[ 90.230694][ T5839] RSP: 0018:ffffc90004b278d8 EFLAGS: 00010293
[ 90.230703][ T5839] RAX: ffffffff820cfc2d RBX: ffff88806430b9c8 RCX: ffff88802ecfbb80
[ 90.230711][ T5839] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 90.230717][ T5839] RBP: ffffea0003000000 R08: 0000000000000000 R09: 0000000000000000
[ 90.230723][ T5839] R10: dffffc0000000000 R11: fffffbfff1e3a007 R12: ffffc9008e73a000
[ 90.230731][ T5839] R13: 1ffff1100c861739 R14: 0000000000000000 R15: dffffc0000000000
[ 90.230737][ T5839] FS: 0000555579cd3380(0000) GS:ffff8881269cb000(0000) knlGS:0000000000000000
[ 90.230746][ T5839] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 90.230753][ T5839] CR2: 000055d18164eb10 CR3: 000000003288a000 CR4: 00000000003526f0
[ 90.230762][ T5839] Call Trace:
[ 90.230766][ T5839]
[ 90.230784][ T5839] vmap+0x1ca/0x310
[ 90.230822][ T5839] io_region_init_ptr+0x24d/0x350
[ 90.230837][ T5839] ? set_page_refcounted+0xa0/0x1e0
[ 90.230852][ T5839] ? __pfx_io_region_init_ptr+0x10/0x10
[ 90.230869][ T5839] ? alloc_pages_noprof+0xe4/0x1e0
[ 90.230883][ T5839] ? io_region_allocate_pages+0x3aa/0x4b0
[ 90.230902][ T5839] io_create_region+0x3a4/0x480
[ 90.230921][ T5839] io_create_region_mmap_safe+0xc0/0x180
[ 90.230940][ T5839] ? __pfx_io_create_region_mmap_safe+0x10/0x10
[ 90.230971][ T5839] io_register_mem_region+0x27a/0x3c0
[ 90.230990][ T5839] ? __pfx_io_register_mem_region+0x10/0x10
[ 90.231010][ T5839] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 90.231027][ T5839] ? mutex_lock_nested+0x154/0x1d0
[ 90.231039][ T5839] ? __se_sys_io_uring_register+0x1e4/0x1130
[ 90.231055][ T5839] __se_sys_io_uring_register+0x3b4/0x1130
[ 90.231080][ T5839] ? __pfx___se_sys_io_uring_register+0x10/0x10
[ 90.231106][ T5839] do_syscall_64+0xfa/0x3b0
[ 90.231117][ T5839] ? lockdep_hardirqs_on+0x9c/0x150
[ 90.231127][ T5839] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.231138][ T5839] ? clear_bhb_loop+0x60/0xb0
[ 90.231150][ T5839] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.231159][ T5839] RIP: 0033:0x7f4eda5afb39
[ 90.231174][ T5839] 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
[ 90.231182][ T5839] RSP: 002b:00007ffd9ae44f68 EFLAGS: 00000246 ORIG_RAX: 00000000000001ab
[ 90.231192][ T5839] RAX: ffffffffffffffda RBX: 0000000000000045 RCX: 00007f4eda5afb39
[ 90.231199][ T5839] RDX: 0000200000000200 RSI: 0000000000000022 RDI: 0000000000000003
[ 90.231206][ T5839] RBP: 0000000000000003 R08: 0000000010000000 R09: 0000000000000006
[ 90.231212][ T5839] R10: 0000000000000001 R11: 0000000000000246 R12: 0000200000000300
[ 90.231218][ T5839] R13: 0000200000000100 R14: 0000000000000001 R15: 0000000000000001
[ 90.231233][ T5839]
[ 90.231239][ T5839] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 90.231247][ T5839] CPU: 1 UID: 0 PID: 5839 Comm: syz-executor402 Tainted: G W 6.16.0-syzkaller-11952-g6e64f4580381 #0 PREEMPT_{RT,(full)}
[ 90.231262][ T5839] Tainted: [W]=WARN
[ 90.231265][ T5839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 90.231270][ T5839] Call Trace:
[ 90.231274][ T5839]
[ 90.231278][ T5839] dump_stack_lvl+0x99/0x250
[ 90.231294][ T5839] ? __asan_memcpy+0x40/0x70
[ 90.231305][ T5839] ? __pfx_dump_stack_lvl+0x10/0x10
[ 90.231319][ T5839] ? __pfx__printk+0x10/0x10
[ 90.231336][ T5839] vpanic+0x281/0x750
[ 90.231350][ T5839] ? __pfx__printk+0x10/0x10
[ 90.231360][ T5839] ? __pfx_vpanic+0x10/0x10
[ 90.231373][ T5839] ? is_bpf_text_address+0x292/0x2b0
[ 90.231396][ T5839] panic+0xb9/0xc0
[ 90.231417][ T5839] ? __pfx_panic+0x10/0x10
[ 90.231451][ T5839] __warn+0x31b/0x4b0
[ 90.231473][ T5839] ? __vmap_pages_range_noflush+0xd4e/0xe10
[ 90.231496][ T5839] ? __vmap_pages_range_noflush+0xd4e/0xe10
[ 90.231518][ T5839] report_bug+0x2be/0x4f0
[ 90.231530][ T5839] ? __vmap_pages_range_noflush+0xd4e/0xe10
[ 90.231548][ T5839] ? __vmap_pages_range_noflush+0xd4e/0xe10
[ 90.231560][ T5839] ? __vmap_pages_range_noflush+0xd50/0xe10
[ 90.231573][ T5839] handle_bug+0x84/0x160
[ 90.231585][ T5839] exc_invalid_op+0x1a/0x50
[ 90.231597][ T5839] asm_exc_invalid_op+0x1a/0x20
[ 90.231606][ T5839] RIP: 0010:__vmap_pages_range_noflush+0xd4e/0xe10
[ 90.231619][ T5839] Code: b1 ff eb 2f e8 53 5f b1 ff 45 31 e4 eb 25 e8 49 5f b1 ff 90 0f 0b 90 eb 14 e8 3e 5f b1 ff 90 0f 0b 90 eb 09 e8 33 5f b1 ff 90 <0f> 0b 90 41 bc f4 ff ff ff 44 89 e0 48 81 c4 e0 00 00 00 5b 41 5c
[ 90.231627][ T5839] RSP: 0018:ffffc90004b278d8 EFLAGS: 00010293
[ 90.231636][ T5839] RAX: ffffffff820cfc2d RBX: ffff88806430b9c8 RCX: ffff88802ecfbb80
[ 90.231643][ T5839] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 90.231649][ T5839] RBP: ffffea0003000000 R08: 0000000000000000 R09: 0000000000000000
[ 90.231655][ T5839] R10: dffffc0000000000 R11: fffffbfff1e3a007 R12: ffffc9008e73a000
[ 90.231663][ T5839] R13: 1ffff1100c861739 R14: 0000000000000000 R15: dffffc0000000000
[ 90.231673][ T5839] ? __vmap_pages_range_noflush+0xd4d/0xe10
[ 90.231689][ T5839] ? __vmap_pages_range_noflush+0xd4d/0xe10
[ 90.231713][ T5839] vmap+0x1ca/0x310
[ 90.231728][ T5839] io_region_init_ptr+0x24d/0x350
[ 90.231742][ T5839] ? set_page_refcounted+0xa0/0x1e0
[ 90.231756][ T5839] ? __pfx_io_region_init_ptr+0x10/0x10
[ 90.231769][ T5839] ? alloc_pages_noprof+0xe4/0x1e0
[ 90.231783][ T5839] ? io_region_allocate_pages+0x3aa/0x4b0
[ 90.231808][ T5839] io_create_region+0x3a4/0x480
[ 90.231827][ T5839] io_create_region_mmap_safe+0xc0/0x180
[ 90.231843][ T5839] ? __pfx_io_create_region_mmap_safe+0x10/0x10
[ 90.231864][ T5839] io_register_mem_region+0x27a/0x3c0
[ 90.231880][ T5839] ? __pfx_io_register_mem_region+0x10/0x10
[ 90.231896][ T5839] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 90.231912][ T5839] ? mutex_lock_nested+0x154/0x1d0
[ 90.231924][ T5839] ? __se_sys_io_uring_register+0x1e4/0x1130
[ 90.231940][ T5839] __se_sys_io_uring_register+0x3b4/0x1130
[ 90.231961][ T5839] ? __pfx___se_sys_io_uring_register+0x10/0x10
[ 90.231984][ T5839] do_syscall_64+0xfa/0x3b0
[ 90.231995][ T5839] ? lockdep_hardirqs_on+0x9c/0x150
[ 90.232005][ T5839] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.232015][ T5839] ? clear_bhb_loop+0x60/0xb0
[ 90.232027][ T5839] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.232036][ T5839] RIP: 0033:0x7f4eda5afb39
[ 90.232045][ T5839] 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
[ 90.232052][ T5839] RSP: 002b:00007ffd9ae44f68 EFLAGS: 00000246 ORIG_RAX: 00000000000001ab
[ 90.232062][ T5839] RAX: ffffffffffffffda RBX: 0000000000000045 RCX: 00007f4eda5afb39
[ 90.232069][ T5839] RDX: 0000200000000200 RSI: 0000000000000022 RDI: 0000000000000003
[ 90.232075][ T5839] RBP: 0000000000000003 R08: 0000000010000000 R09: 0000000000000006
[ 90.232085][ T5839] R10: 0000000000000001 R11: 0000000000000246 R12: 0000200000000300
[ 90.232091][ T5839] R13: 0000200000000100 R14: 0000000000000001 R15: 0000000000000001
[ 90.232106][ T5839]
[ 90.232604][ T5839] Kernel Offset: disabled