vhci_hcd vhci_hcd.1: suspend vhci_hcd vhci_hcd vhci_hcd.0: suspend vhci_hcd Disabling non-boot CPUs ... psci: CPU1 killed (polled 0 ms) ------------[ cut here ]------------ WARNING: kernel/context_tracking.c:120 at ct_kernel_exit+0x1b4/0x1f4 kernel/context_tracking.c:118, CPU#0: syz.8.2056/9922 Modules linked in: CPU: 0 UID: 0 PID: 9922 Comm: syz.8.2056 Tainted: G L syzkaller #0 PREEMPT Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 634003c5 (nZCv DAIF +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : ct_kernel_exit+0x1b4/0x1f4 kernel/context_tracking.c:118 lr : instrument_atomic_read include/linux/instrumented.h:82 [inline] lr : atomic_read include/linux/atomic/atomic-instrumented.h:32 [inline] lr : ct_rcu_watching include/linux/context_tracking_state.h:91 [inline] lr : ct_kernel_exit+0x13c/0x1f4 kernel/context_tracking.c:119 sp : ffff8000935175f0 x29: ffff8000935175f0 x28: dfff800000000000 x27: ffff800093517660 x26: 00000000000000c0 x25: ffff7000126a2ecc x24: ffff800088abf998 x23: ffff800088b0b6a0 x22: ffff0001ade38998 x21: ffff0001ade38998 x20: 0000000000000000 x19: 0000000000000005 x18: 00000000ffffffff x17: ffff80008a791000 x16: 0000000000000006 x15: ffff80008a31ada0 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: ffff600035bc7135 x9 : dfff800000000000 x8 : 0000000000000040 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000008 x3 : ffff8000868e6858 x2 : 0000000000000000 x1 : 0000000000000004 x0 : 0000000000000001 Call trace: ct_kernel_exit+0x1b4/0x1f4 kernel/context_tracking.c:118 (P) ct_idle_enter+0x24/0x38 kernel/context_tracking.c:299 ct_cpuidle_enter include/linux/cpuidle.h:134 [inline] cpu_suspend+0x264/0x474 arch/arm64/kernel/suspend.c:140 psci_system_suspend_enter+0x4c/0x80 drivers/firmware/psci/psci.c:544 suspend_enter kernel/power/suspend.c:468 [inline] suspend_devices_and_enter+0x88c/0xd0c kernel/power/suspend.c:533 enter_state kernel/power/suspend.c:618 [inline] pm_suspend+0x498/0x698 kernel/power/suspend.c:644 state_store+0x14c/0x1fc kernel/power/main.c:819 kobj_attr_store+0x6c/0x90 lib/kobject.c:840 sysfs_kf_write+0xe0/0x108 fs/sysfs/file.c:145 kernfs_fop_write_iter+0x260/0x3b8 fs/kernfs/file.c:345 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x51c/0xa0c fs/read_write.c:687 ksys_write+0x12c/0x228 fs/read_write.c:739 __do_sys_write fs/read_write.c:750 [inline] __se_sys_write fs/read_write.c:747 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:747 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 irq event stamp: 76440 hardirqs last enabled at (76439): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:187 [inline] hardirqs last enabled at (76439): [] _raw_spin_unlock_irq+0x30/0x80 kernel/locking/spinlock.c:206 hardirqs last disabled at (76440): [] arch_suspend_disable_irqs+0x34/0x4c kernel/power/suspend.c:403 softirqs last enabled at (75296): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (75296): [] handle_softirqs+0xc28/0xd98 kernel/softirq.c:650 softirqs last disabled at (74517): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: kernel/context_tracking.c:165 at ct_kernel_enter+0x138/0x170 kernel/context_tracking.c:150, CPU#0: syz.8.2056/9922 Modules linked in: CPU: 0 UID: 0 PID: 9922 Comm: syz.8.2056 Tainted: G W L syzkaller #0 PREEMPT Tainted: [W]=WARN, [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 600003c5 (nZCv DAIF -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : ct_kernel_enter+0x138/0x170 kernel/context_tracking.c:150 lr : instrument_atomic_read include/linux/instrumented.h:82 [inline] lr : atomic_read include/linux/atomic/atomic-instrumented.h:32 [inline] lr : ct_rcu_watching include/linux/context_tracking_state.h:91 [inline] lr : ct_kernel_enter+0xc8/0x170 kernel/context_tracking.c:164 sp : ffff8000935175e0 x29: ffff8000935175e0 x28: dfff800000000000 x27: ffff800093517660 x26: 00000000000000c0 x25: ffff7000126a2ecc x24: 0000000100000000 x23: ffff800088b0b6a0 x22: ffff800088abf998 x21: ffff0001ade38998 x20: ffff0001ade38998 x19: 0000000000000000 x18: 00000000ffffffff x17: 000000040044ffff x16: 041000f5b5503510 x15: 0000000000000000 x14: ffff0000f1ead7c0 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: ffff600035bc7135 x9 : dfff800000000000 x8 : 0000000000000040 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : ffff8000868e6a20 x2 : 0000000000000000 x1 : 0000000000000004 x0 : 0000000000000001 Call trace: ct_kernel_enter+0x138/0x170 kernel/context_tracking.c:150 (P) ct_idle_exit+0x24/0x48 kernel/context_tracking.c:317 ct_cpuidle_exit include/linux/cpuidle.h:144 [inline] cpu_suspend+0x2dc/0x474 arch/arm64/kernel/suspend.c:158 psci_system_suspend_enter+0x4c/0x80 drivers/firmware/psci/psci.c:544 suspend_enter kernel/power/suspend.c:468 [inline] suspend_devices_and_enter+0x88c/0xd0c kernel/power/suspend.c:533 enter_state kernel/power/suspend.c:618 [inline] pm_suspend+0x498/0x698 kernel/power/suspend.c:644 state_store+0x14c/0x1fc kernel/power/main.c:819 kobj_attr_store+0x6c/0x90 lib/kobject.c:840 sysfs_kf_write+0xe0/0x108 fs/sysfs/file.c:145 kernfs_fop_write_iter+0x260/0x3b8 fs/kernfs/file.c:345 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x51c/0xa0c fs/read_write.c:687 ksys_write+0x12c/0x228 fs/read_write.c:739 __do_sys_write fs/read_write.c:750 [inline] __se_sys_write fs/read_write.c:747 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:747 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 irq event stamp: 76442 hardirqs last enabled at (76441): [] psci_system_suspend_enter+0x4c/0x80 drivers/firmware/psci/psci.c:544 hardirqs last disabled at (76442): [] psci_system_suspend_enter+0x4c/0x80 drivers/firmware/psci/psci.c:544 softirqs last enabled at (75296): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (75296): [] handle_softirqs+0xc28/0xd98 kernel/softirq.c:650 softirqs last disabled at (74517): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- Enabling non-boot CPUs ... CPU1 is up OOM killer enabled. Restarting tasks: Starting Restarting tasks: Done random: crng reseeded on system resumption PM: suspend exit