------------[ cut here ]------------
WARNING: CPU: 1 PID: 9964 at drivers/iommu/iommufd/selftest.c:762 iommufd_test_check_pages+0x240/0x250
Modules linked in:
CPU: 1 PID: 9964 Comm: syz-executor.5 Not tainted 6.4.0-rc7-syzkaller-00019-g99ec1ed7c2ed #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
RIP: 0010:iommufd_test_check_pages+0x240/0x250 drivers/iommu/iommufd/selftest.c:762
Code: 65 48 8b 04 25 28 00 00 00 48 3b 84 24 80 00 00 00 75 21 44 89 f0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 80 66 c0 fc <0f> 0b 41 be f2 ff ff ff eb ac e8 e1 c2 e4 05 90 f3 0f 1e fa 55 41
RSP: 0018:ffffc9000365fb80 EFLAGS: 00010287
RAX: ffffffff84cb1920 RBX: 1ffff920006cbf78 RCX: 0000000000040000
RDX: ffffc9000de3e000 RSI: 00000000000116da RDI: 00000000000116db
RBP: ffffc9000365fc50 R08: ffffffff84cb1806 R09: fffffbfff1cabc56
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffffffffffff7b
R13: dffffc0000000000 R14: 0000000000000000 R15: ffffc9000365fbe0
FS:  00007fe3d7431700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007feeb2d03008 CR3: 0000000019fd2000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 iommufd_test_access_pages drivers/iommu/iommufd/selftest.c:831 [inline]
 iommufd_test+0x20ae/0x28b0 drivers/iommu/iommufd/selftest.c:964
 iommufd_fops_ioctl+0x4c2/0x580 drivers/iommu/iommufd/main.c:337
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fe3d668c389
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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
RSP: 002b:00007fe3d7431168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fe3d67abf80 RCX: 00007fe3d668c389
RDX: 0000000020000240 RSI: 0000000000003ba0 RDI: 0000000000000003
RBP: 00007fe3d66d7493 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffdfa7ad67f R14: 00007fe3d7431300 R15: 0000000000022000
 </TASK>