el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5333 at drivers/irqchip/irq-gic-v3-its.c:2175 its_lpi_free drivers/irqchip/irq-gic-v3-its.c:2175 [inline] WARNING: CPU: 0 PID: 5333 at drivers/irqchip/irq-gic-v3-its.c:2175 its_irq_domain_free+0x4e0/0x54c drivers/irqchip/irq-gic-v3-its.c:3657 Modules linked in: CPU: 0 PID: 5333 Comm: syz.2.19 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : its_lpi_free drivers/irqchip/irq-gic-v3-its.c:2175 [inline] pc : its_irq_domain_free+0x4e0/0x54c drivers/irqchip/irq-gic-v3-its.c:3657 lr : its_lpi_free drivers/irqchip/irq-gic-v3-its.c:2175 [inline] lr : its_irq_domain_free+0x4e0/0x54c drivers/irqchip/irq-gic-v3-its.c:3657 sp : ffff800020c67080 x29: ffff800020c67130 x28: 1fffe000195e0a42 x27: dfff800000000000 x26: ffff70000418ce14 x25: 00000000fffffff4 x24: ffff800020c670c0 x23: ffff0000cb99c700 x22: ffff0000caf05200 x21: ffff0000c0022400 x20: 1fffe000195e0a46 x19: 0000000000000001 x18: 0000000000000000 x17: 0000000000000000 x16: ffff800011b9ccb8 x15: 0000000000000000 x14: 0000000000000001 x13: 1ffff00002acafde x12: 0000000000000000 x11: ff0080000ab349b8 x10: 0000000000000000 x9 : ffff80000ab349b8 x8 : ffff0000da3a1c00 x7 : 0000000000000001 x6 : 0000000000000001 x5 : 00000000ffffffff x4 : 0000000000000cc0 x3 : 0000000000000cc0 x2 : 0000000000000018 x1 : 00000000fffffff4 x0 : 0000000000000000 Call trace: its_lpi_free drivers/irqchip/irq-gic-v3-its.c:2175 [inline] its_irq_domain_free+0x4e0/0x54c drivers/irqchip/irq-gic-v3-its.c:3657 irq_domain_free_irqs_hierarchy kernel/irq/irqdomain.c:1470 [inline] irq_domain_free_irqs_parent kernel/irq/irqdomain.c:1805 [inline] irq_domain_free_irqs_common+0x250/0x2a0 kernel/irq/irqdomain.c:1437 irq_domain_free_irqs_top+0x90/0xa8 kernel/irq/irqdomain.c:1456 msi_domain_free+0x120/0x140 kernel/irq/msi.c:572 irq_domain_free_irqs_hierarchy kernel/irq/irqdomain.c:1470 [inline] irq_domain_free_irqs+0x34c/0x474 kernel/irq/irqdomain.c:1767 __msi_domain_free_irqs+0x324/0x700 kernel/irq/msi.c:983 msi_domain_free_irqs_descs_locked+0x100/0x1a8 kernel/irq/msi.c:1014 pci_msi_teardown_msi_irqs+0x8c/0xd4 drivers/pci/msi/irqdomain.c:28 free_msi_irqs drivers/pci/msi/msi.c:227 [inline] pci_disable_msix+0x398/0x584 drivers/pci/msi/msi.c:868 pci_free_irq_vectors+0x20/0x38 drivers/pci/msi/msi.c:1069 vp_del_vqs+0x568/0x754 drivers/virtio/virtio_pci_common.c:270 remove_common drivers/char/hw_random/virtio-rng.c:206 [inline] virtrng_remove+0x108/0x1bc drivers/char/hw_random/virtio-rng.c:218 virtio_dev_remove+0x90/0x194 drivers/virtio/virtio.c:332 device_remove drivers/base/dd.c:547 [inline] __device_release_driver drivers/base/dd.c:1279 [inline] device_release_driver_internal+0x3d4/0x6e4 drivers/base/dd.c:1305 device_release_driver+0x28/0x38 drivers/base/dd.c:1328 bus_remove_device+0x294/0x384 drivers/base/bus.c:531 device_del+0x580/0x990 drivers/base/core.c:3900 device_unregister+0x2c/0xc8 drivers/base/core.c:3943 unregister_virtio_device+0x38/0x78 drivers/virtio/virtio.c:483 virtio_pci_remove+0x7c/0xf4 drivers/virtio/virtio_pci_common.c:600 pci_device_remove+0x9c/0x23c drivers/pci/pci-driver.c:483 device_remove drivers/base/dd.c:547 [inline] __device_release_driver drivers/base/dd.c:1279 [inline] device_release_driver_internal+0x3d4/0x6e4 drivers/base/dd.c:1305 device_release_driver+0x28/0x38 drivers/base/dd.c:1328 pci_stop_dev drivers/pci/remove.c:22 [inline] pci_stop_bus_device+0x100/0x164 drivers/pci/remove.c:82 pci_stop_and_remove_bus_device drivers/pci/remove.c:116 [inline] pci_stop_and_remove_bus_device_locked+0x24/0x40 drivers/pci/remove.c:124 remove_store+0xdc/0x148 drivers/pci/pci-sysfs.c:515 dev_attr_store+0x6c/0x90 drivers/base/core.c:2388 sysfs_kf_write+0x1f8/0x274 fs/sysfs/file.c:140 kernfs_fop_write_iter+0x390/0x4b4 fs/kernfs/file.c:352 call_write_iter include/linux/fs.h:2265 [inline] new_sync_write fs/read_write.c:491 [inline] vfs_write+0x3c8/0x7c8 fs/read_write.c:584 ksys_write+0x12c/0x228 fs/read_write.c:637 __do_sys_write fs/read_write.c:649 [inline] __se_sys_write fs/read_write.c:646 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:646 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 1636 hardirqs last enabled at (1635): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (1635): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (1636): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1630): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (1630): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (1423): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]---