./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor391063281
<...>
Warning: Permanently added '10.128.1.3' (ED25519) to the list of known hosts.
execve("./syz-executor391063281", ["./syz-executor391063281"], 0x7fff1105c8b0 /* 10 vars */) = 0
brk(NULL) = 0x555563931000
brk(0x555563931d00) = 0x555563931d00
arch_prctl(ARCH_SET_FS, 0x555563931380) = 0
set_tid_address(0x555563931650) = 5090
set_robust_list(0x555563931660, 24) = 0
rseq(0x555563931ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor391063281", 4096) = 27
getrandom("\x2a\x6f\xa1\xc2\x57\x50\xa1\xd2", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x555563931d00
brk(0x555563952d00) = 0x555563952d00
brk(0x555563953000) = 0x555563953000
mprotect(0x7f83aa164000, 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=0x555563931650) = 5091
./strace-static-x86_64: Process 5091 attached
[pid 5091] set_robust_list(0x555563931660, 24) = 0
[pid 5091] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid 5091] setpgid(0, 0) = 0
[pid 5091] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid 5091] write(3, "1000", 4) = 4
[pid 5091] close(3executing program
) = 0
[pid 5091] write(1, "executing program\n", 18) = 18
[pid 5091] openat(AT_FDCWD, "/dev/iommu", O_RDONLY) = 3
[pid 5091] ioctl(3, _IOC(_IOC_NONE, 0x3b, 0x81, 0), 0x20000000) = 0
[pid 5091] ioctl(3, _IOC(_IOC_NONE, 0x3b, 0x88, 0), 0x20000180) = 0
[pid 5091] ioctl(3, VFIO_DEVICE_PCI_HOT_RESET or VFIO_IOMMU_MAP_DMA, 0x200000c0) = 0
[ 59.342969][ T5091] ------------[ cut here ]------------
[ 59.348634][ T5091] WARNING: CPU: 0 PID: 5091 at drivers/iommu/iommufd/io_pagetable.c:268 iopt_map_pages+0xf95/0x1050
[ 59.359464][ T5091] Modules linked in:
[ 59.363380][ T5091] CPU: 0 PID: 5091 Comm: syz-executor391 Not tainted 6.10.0-rc2-syzkaller-00022-g32f88d65f01b #0
[ 59.373918][ T5091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 59.384152][ T5091] RIP: 0010:iopt_map_pages+0xf95/0x1050
[ 59.389736][ T5091] Code: fc e9 a4 f3 ff ff e8 9a 9f 4b fc 41 be e4 ff ff ff e9 8a f3 ff ff e8 8a 9f 4b fc 90 0f 0b 90 e9 37 f5 ff ff e8 7c 9f 4b fc 90 <0f> 0b 90 e9 68 f3 ff ff 48 c7 c1 6c 78 ad 8f 80 e1 07 80 c1 03 38
[ 59.409417][ T5091] RSP: 0018:ffffc90002d4f9e0 EFLAGS: 00010293
[ 59.415481][ T5091] RAX: ffffffff854a7704 RBX: 00000000ffffffef RCX: ffff88801978bc00
[ 59.423501][ T5091] RDX: 0000000000000000 RSI: 00000000ffffffef RDI: 0000000000000000
[ 59.431515][ T5091] RBP: ffffc90002d4fc50 R08: ffffffff854a7290 R09: ffffffff854a70a2
[ 59.439531][ T5091] R10: 0000000000000002 R11: ffff88801978bc00 R12: ffff888021c4b010
[ 59.447520][ T5091] R13: 0000000000000000 R14: 1ffff920005a9f68 R15: ffffc90002d4fd00
[ 59.455570][ T5091] FS: 0000555563931380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
[ 59.464558][ T5091] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.471222][ T5091] CR2: 00000000005fdeb8 CR3: 0000000073cd8000 CR4: 00000000003506f0
[ 59.479596][ T5091] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 59.487588][ T5091] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 59.495614][ T5091] Call Trace:
[ 59.498933][ T5091]
[ 59.501854][ T5091] ? __warn+0x163/0x4e0
[ 59.506004][ T5091] ? iopt_map_pages+0xf95/0x1050
[ 59.510977][ T5091] ? report_bug+0x2b3/0x500
[ 59.515494][ T5091] ? iopt_map_pages+0xf95/0x1050
[ 59.520471][ T5091] ? handle_bug+0x3e/0x70
[ 59.524809][ T5091] ? exc_invalid_op+0x1a/0x50
[ 59.529552][ T5091] ? asm_exc_invalid_op+0x1a/0x20
[ 59.534585][ T5091] ? iopt_map_pages+0x932/0x1050
[ 59.539565][ T5091] ? iopt_map_pages+0xb20/0x1050
[ 59.544509][ T5091] ? iopt_map_pages+0xf94/0x1050
[ 59.549484][ T5091] ? iopt_map_pages+0xf95/0x1050
[ 59.554439][ T5091] ? __pfx_iopt_map_pages+0x10/0x10
[ 59.559689][ T5091] ? _raw_spin_unlock+0x28/0x50
[ 59.564554][ T5091] ? iommufd_get_object+0x47e/0x670
[ 59.569816][ T5091] ? iommufd_test_syz_conv_iova_id+0x19f/0x230
[ 59.575984][ T5091] iommufd_ioas_copy+0x610/0x7b0
[ 59.580974][ T5091] ? __pfx_iommufd_ioas_copy+0x10/0x10
[ 59.586450][ T5091] ? __might_fault+0xc6/0x120
[ 59.591191][ T5091] iommufd_fops_ioctl+0x4d9/0x5a0
[ 59.596238][ T5091] ? __pfx_iommufd_fops_ioctl+0x10/0x10
[ 59.601866][ T5091] ? bpf_lsm_file_ioctl+0x9/0x10
[ 59.606819][ T5091] ? security_file_ioctl+0x87/0xb0
[ 59.611960][ T5091] ? __pfx_iommufd_fops_ioctl+0x10/0x10
[ 59.617535][ T5091] __se_sys_ioctl+0xfc/0x170
[ 59.622260][ T5091] do_syscall_64+0xf3/0x230
[ 59.626777][ T5091] ? clear_bhb_loop+0x35/0x90
[ 59.631494][ T5091] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 59.637400][ T5091] RIP: 0033:0x7f83aa0f1b39
[ 59.641860][ T5091] 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
[ 59.661510][ T5091] RSP: 002b:00007ffdd80781a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 59.669967][ T5091] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f83aa0f1b39
[ 59.677996][ T5091] RDX: 0000000020000140 RSI: 0000000000003b83 RDI: 0000000000000003
[ 59.685973][ T5091] RBP: 00007f83aa1645f0 R08: 0000000000000006 R09: 0000000000000006
[ 59.693991][ T5091] R10: 0000000000000006 R11: 0000000000000246 R12: 0000000000000001
[ 59.702012][ T5091] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 59.710043][ T5091]
[ 59.713068][ T5091] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 59.720344][ T5091] CPU: 0 PID: 5091 Comm: syz-executor391 Not tainted 6.10.0-rc2-syzkaller-00022-g32f88d65f01b #0
[ 59.730832][ T5091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 59.740880][ T5091] Call Trace:
[ 59.744151][ T5091]
[ 59.747074][ T5091] dump_stack_lvl+0x241/0x360
[ 59.751752][ T5091] ? __pfx_dump_stack_lvl+0x10/0x10
[ 59.756941][ T5091] ? __pfx__printk+0x10/0x10
[ 59.761530][ T5091] ? vscnprintf+0x5d/0x90
[ 59.765854][ T5091] panic+0x349/0x860
[ 59.769742][ T5091] ? __warn+0x172/0x4e0
[ 59.773893][ T5091] ? __pfx_panic+0x10/0x10
[ 59.778313][ T5091] __warn+0x346/0x4e0
[ 59.782288][ T5091] ? iopt_map_pages+0xf95/0x1050
[ 59.787220][ T5091] report_bug+0x2b3/0x500
[ 59.791553][ T5091] ? iopt_map_pages+0xf95/0x1050
[ 59.796488][ T5091] handle_bug+0x3e/0x70
[ 59.800640][ T5091] exc_invalid_op+0x1a/0x50
[ 59.805141][ T5091] asm_exc_invalid_op+0x1a/0x20
[ 59.809990][ T5091] RIP: 0010:iopt_map_pages+0xf95/0x1050
[ 59.815527][ T5091] Code: fc e9 a4 f3 ff ff e8 9a 9f 4b fc 41 be e4 ff ff ff e9 8a f3 ff ff e8 8a 9f 4b fc 90 0f 0b 90 e9 37 f5 ff ff e8 7c 9f 4b fc 90 <0f> 0b 90 e9 68 f3 ff ff 48 c7 c1 6c 78 ad 8f 80 e1 07 80 c1 03 38
[ 59.835153][ T5091] RSP: 0018:ffffc90002d4f9e0 EFLAGS: 00010293
[ 59.841217][ T5091] RAX: ffffffff854a7704 RBX: 00000000ffffffef RCX: ffff88801978bc00
[ 59.849183][ T5091] RDX: 0000000000000000 RSI: 00000000ffffffef RDI: 0000000000000000
[ 59.857144][ T5091] RBP: ffffc90002d4fc50 R08: ffffffff854a7290 R09: ffffffff854a70a2
[ 59.865131][ T5091] R10: 0000000000000002 R11: ffff88801978bc00 R12: ffff888021c4b010
[ 59.873096][ T5091] R13: 0000000000000000 R14: 1ffff920005a9f68 R15: ffffc90002d4fd00
[ 59.881065][ T5091] ? iopt_map_pages+0x932/0x1050
[ 59.885995][ T5091] ? iopt_map_pages+0xb20/0x1050
[ 59.890923][ T5091] ? iopt_map_pages+0xf94/0x1050
[ 59.895869][ T5091] ? __pfx_iopt_map_pages+0x10/0x10
[ 59.901069][ T5091] ? _raw_spin_unlock+0x28/0x50
[ 59.905912][ T5091] ? iommufd_get_object+0x47e/0x670
[ 59.911200][ T5091] ? iommufd_test_syz_conv_iova_id+0x19f/0x230
[ 59.917353][ T5091] iommufd_ioas_copy+0x610/0x7b0
[ 59.922293][ T5091] ? __pfx_iommufd_ioas_copy+0x10/0x10
[ 59.927749][ T5091] ? __might_fault+0xc6/0x120
[ 59.932427][ T5091] iommufd_fops_ioctl+0x4d9/0x5a0
[ 59.937450][ T5091] ? __pfx_iommufd_fops_ioctl+0x10/0x10
[ 59.943003][ T5091] ? bpf_lsm_file_ioctl+0x9/0x10
[ 59.947935][ T5091] ? security_file_ioctl+0x87/0xb0
[ 59.953039][ T5091] ? __pfx_iommufd_fops_ioctl+0x10/0x10
[ 59.958583][ T5091] __se_sys_ioctl+0xfc/0x170
[ 59.963168][ T5091] do_syscall_64+0xf3/0x230
[ 59.967664][ T5091] ? clear_bhb_loop+0x35/0x90
[ 59.972338][ T5091] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 59.978226][ T5091] RIP: 0033:0x7f83aa0f1b39
[ 59.982635][ T5091] 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
[ 60.002235][ T5091] RSP: 002b:00007ffdd80781a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 60.010644][ T5091] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f83aa0f1b39
[ 60.018607][ T5091] RDX: 0000000020000140 RSI: 0000000000003b83 RDI: 0000000000000003
[ 60.026567][ T5091] RBP: 00007f83aa1645f0 R08: 0000000000000006 R09: 0000000000000006
[ 60.034527][ T5091] R10: 0000000000000006 R11: 0000000000000246 R12: 0000000000000001
[ 60.042488][ T5091] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 60.050462][ T5091]
[ 60.053701][ T5091] Kernel Offset: disabled
[ 60.058051][ T5091] Rebooting in 86400 seconds..