ntfs3: Enabled Linux POSIX ACLs support ntfs3: Read-only LZX/Xpress compression included efs: 1.0a - http://aeschi.ch.eu.org/efs/ jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. romfs: ROMFS MTD (C) 2007 Red Hat, Inc. QNX4 filesystem 0.2.3 registered. qnx6: QNX6 filesystem 1.0.0 registered. fuse: init (API version 7.42) orangefs_debugfs_init: called with debug mask: :none: :0: orangefs_init: module version upstream loaded JFS: nTxBlock = 8192, nTxLock = 65536 SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled 9p: Installing v9fs 9p2000 file system support NILFS version 2 loaded befs: version: 0.9.3 ocfs2: Registered cluster interface o2cb ocfs2: Registered cluster interface user OCFS2 User DLM kernel interface loaded gfs2: GFS2 installed ceph: loaded (mds proto 32) NET: Registered PF_ALG protocol family xor: automatically using best checksumming function avx async_tx: api initialized (async) Key type asymmetric registered Asymmetric key parser 'x509' registered Asymmetric key parser 'pkcs8' registered Key type pkcs7_test registered Block layer SCSI generic (bsg) driver version 0.4 loaded (major 238) io scheduler mq-deadline registered io scheduler kyber registered io scheduler bfq registered input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 ACPI: button: Power Button [PWRF] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 ACPI: button: Sleep Button [SLPF] ioatdma: Intel(R) QuickData Technology Driver 5.00 ACPI: \_SB_.LNKC: Enabled at IRQ 11 virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver ACPI: \_SB_.LNKD: Enabled at IRQ 10 virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver ACPI: \_SB_.LNKB: Enabled at IRQ 10 virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver virtio-pci 0000:00:07.0: virtio_pci: leaving for legacy driver N_HDLC line discipline registered with maxframe=4096 Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A Non-volatile memory driver v1.3 BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 0 P4D 0 Oops: Oops: 0000 [#1] SMP PTI CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.14.0-syzkaller-02665-g1e26c5e28ca5 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:msix_prepare_msi_desc+0x46/0xc0 drivers/pci/msi/msi.c:615 Code: 02 00 00 31 ff 48 8b 40 20 66 81 4b 54 01 01 c7 43 04 01 00 00 00 8b 95 ac 03 00 00 89 53 58 4c 8b a5 a0 09 00 00 4c 89 63 60 <8b> 28 81 e5 00 00 40 00 89 ee e8 1b 62 9f fe 85 ed 75 1c e8 c2 69 RSP: 0000:ffffc9000005b988 EFLAGS: 00010202 RAX: 0000000000000000 RBX: ffffc9000005b9d0 RCX: ffffffff82c27691 RDX: 000000000000000b RSI: ffffffff82c27508 RDI: 0000000000000000 RBP: ffff8881404b1000 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000000002 R11: ffffffff83293622 R12: ffffc90000085008 R13: 0000000000000000 R14: ffffc9000005b9d0 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881b25e7000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000006c62000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: msix_setup_msi_descs+0xf3/0x190 drivers/pci/msi/msi.c:639 __msix_setup_interrupts drivers/pci/msi/msi.c:672 [inline] msix_setup_interrupts drivers/pci/msi/msi.c:701 [inline] msix_capability_init drivers/pci/msi/msi.c:743 [inline] __pci_enable_msix_range+0x55a/0x9b0 drivers/pci/msi/msi.c:851 pci_alloc_irq_vectors_affinity+0x18b/0x1f0 drivers/pci/msi/api.c:268 vp_request_msix_vectors drivers/virtio/virtio_pci_common.c:160 [inline] vp_find_vqs_msix+0x28e/0x710 drivers/virtio/virtio_pci_common.c:417 vp_find_vqs+0x4a/0x3c0 drivers/virtio/virtio_pci_common.c:525 virtio_find_vqs include/linux/virtio_config.h:226 [inline] virtio_find_single_vq include/linux/virtio_config.h:237 [inline] probe_common+0x12e/0x2b0 drivers/char/hw_random/virtio-rng.c:155 virtio_dev_probe+0x305/0x430 drivers/virtio/virtio.c:341 call_driver_probe drivers/base/dd.c:579 [inline] really_probe+0x12c/0x430 drivers/base/dd.c:658 __driver_probe_device+0xc3/0x1a0 drivers/base/dd.c:800 driver_probe_device+0x2a/0x120 drivers/base/dd.c:830 __driver_attach drivers/base/dd.c:1216 [inline] __driver_attach+0x10e/0x200 drivers/base/dd.c:1156 bus_for_each_dev+0xb2/0x110 drivers/base/bus.c:370 bus_add_driver+0x122/0x2e0 drivers/base/bus.c:678 driver_register+0x85/0x180 drivers/base/driver.c:249 do_one_initcall+0x74/0x480 init/main.c:1257 do_initcall_level init/main.c:1319 [inline] do_initcalls init/main.c:1335 [inline] do_basic_setup init/main.c:1354 [inline] kernel_init_freeable+0x251/0x450 init/main.c:1567 kernel_init+0x1b/0x2a0 init/main.c:1457 ret_from_fork+0x45/0x60 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:msix_prepare_msi_desc+0x46/0xc0 drivers/pci/msi/msi.c:615 Code: 02 00 00 31 ff 48 8b 40 20 66 81 4b 54 01 01 c7 43 04 01 00 00 00 8b 95 ac 03 00 00 89 53 58 4c 8b a5 a0 09 00 00 4c 89 63 60 <8b> 28 81 e5 00 00 40 00 89 ee e8 1b 62 9f fe 85 ed 75 1c e8 c2 69 RSP: 0000:ffffc9000005b988 EFLAGS: 00010202 RAX: 0000000000000000 RBX: ffffc9000005b9d0 RCX: ffffffff82c27691 RDX: 000000000000000b RSI: ffffffff82c27508 RDI: 0000000000000000 RBP: ffff8881404b1000 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000000002 R11: ffffffff83293622 R12: ffffc90000085008 R13: 0000000000000000 R14: ffffc9000005b9d0 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881b25e7000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000006c62000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 02 00 add (%rax),%al 2: 00 31 add %dh,(%rcx) 4: ff 48 8b decl -0x75(%rax) 7: 40 20 66 81 and %spl,-0x7f(%rsi) b: 4b 54 rex.WXB push %r12 d: 01 01 add %eax,(%rcx) f: c7 43 04 01 00 00 00 movl $0x1,0x4(%rbx) 16: 8b 95 ac 03 00 00 mov 0x3ac(%rbp),%edx 1c: 89 53 58 mov %edx,0x58(%rbx) 1f: 4c 8b a5 a0 09 00 00 mov 0x9a0(%rbp),%r12 26: 4c 89 63 60 mov %r12,0x60(%rbx) * 2a: 8b 28 mov (%rax),%ebp <-- trapping instruction 2c: 81 e5 00 00 40 00 and $0x400000,%ebp 32: 89 ee mov %ebp,%esi 34: e8 1b 62 9f fe call 0xfe9f6254 39: 85 ed test %ebp,%ebp 3b: 75 1c jne 0x59 3d: e8 .byte 0xe8 3e: c2 .byte 0xc2 3f: 69 .byte 0x69