Key type cifs.idmap registered 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 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 Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.14.0-syzkaller-03528-g5e06802b426b #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:msix_prepare_msi_desc+0x18a/0x310 drivers/pci/msi/msi.c:615 Code: 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 7f 01 00 00 4c 89 ea 4c 89 63 60 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e fd 00 00 00 41 8b 6d 00 31 ff RSP: 0000:ffffc900000674f8 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffffc90000067588 RCX: ffffffff8504273f RDX: 0000000000000000 RSI: ffffffff850422c5 RDI: ffffc900000675e8 RBP: ffff888021e94000 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000000002 R11: 0000000000002bb3 R12: ffffc9000008e008 R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888124b54000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000000e182000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> msix_setup_msi_descs+0x19c/0x260 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+0x90f/0x1150 drivers/pci/msi/msi.c:851 pci_alloc_irq_vectors_affinity+0x238/0x2a0 drivers/pci/msi/api.c:268 vp_request_msix_vectors drivers/virtio/virtio_pci_common.c:160 [inline] vp_find_vqs_msix+0x423/0xea0 drivers/virtio/virtio_pci_common.c:417 vp_find_vqs+0x96/0x7a0 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+0x324/0x700 drivers/char/hw_random/virtio-rng.c:155 virtio_dev_probe+0x586/0x8a0 drivers/virtio/virtio.c:341 call_driver_probe drivers/base/dd.c:579 [inline] really_probe+0x23e/0xa90 drivers/base/dd.c:658 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:800 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830 __driver_attach+0x283/0x580 drivers/base/dd.c:1216 bus_for_each_dev+0x13b/0x1d0 drivers/base/bus.c:370 bus_add_driver+0x2e9/0x690 drivers/base/bus.c:678 driver_register+0x15c/0x4b0 drivers/base/driver.c:249 do_one_initcall+0x120/0x6e0 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+0x5c2/0x900 init/main.c:1567 kernel_init+0x1c/0x2b0 init/main.c:1457 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 </TASK> Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:msix_prepare_msi_desc+0x18a/0x310 drivers/pci/msi/msi.c:615 Code: 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 7f 01 00 00 4c 89 ea 4c 89 63 60 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e fd 00 00 00 41 8b 6d 00 31 ff RSP: 0000:ffffc900000674f8 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffffc90000067588 RCX: ffffffff8504273f RDX: 0000000000000000 RSI: ffffffff850422c5 RDI: ffffc900000675e8 RBP: ffff888021e94000 R08: 0000000000000004 R09: 0000000000000000 R10: 0000000000000002 R11: 0000000000002bb3 R12: ffffc9000008e008 R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888124a54000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff88823ffff000 CR3: 000000000e182000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess), 3 bytes skipped: 0: df 48 89 fisttps -0x77(%rax) 3: fa cli 4: 48 c1 ea 03 shr $0x3,%rdx 8: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) c: 0f 85 7f 01 00 00 jne 0x191 12: 4c 89 ea mov %r13,%rdx 15: 4c 89 63 60 mov %r12,0x60(%rbx) 19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 20: fc ff df 23: 48 c1 ea 03 shr $0x3,%rdx * 27: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax <-- trapping instruction 2b: 84 c0 test %al,%al 2d: 74 08 je 0x37 2f: 3c 03 cmp $0x3,%al 31: 0f 8e fd 00 00 00 jle 0x134 37: 41 8b 6d 00 mov 0x0(%r13),%ebp 3b: 31 ff xor %edi,%edi