Warning: Permanently added '10.128.0.33' (ED25519) to the list of known hosts. 2026/04/29 19:56:47 parsed 1 programs [ 313.260846][ T34] ===================================================== [ 313.268216][ T34] BUG: KMSAN: uninit-value in irqentry_exit_to_kernel_mode_preempt+0xb0/0xc0 [ 313.277229][ T34] irqentry_exit_to_kernel_mode_preempt+0xb0/0xc0 [ 313.283888][ T34] irqentry_exit+0x7b/0x760 [ 313.288610][ T34] sysvec_apic_timer_interrupt+0x52/0x90 [ 313.294466][ T34] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 313.300654][ T34] __sanitizer_cov_trace_pc+0x5/0x70 [ 313.306191][ T34] nsim_dev_trap_report_work+0x8c0/0x1430 [ 313.312148][ T34] process_scheduled_works+0xb65/0x1e40 [ 313.317912][ T34] worker_thread+0xee4/0x1590 [ 313.322815][ T34] kthread+0x53f/0x600 [ 313.327115][ T34] ret_from_fork+0x20f/0x8d0 [ 313.331921][ T34] ret_from_fork_asm+0x1a/0x30 [ 313.336944][ T34] [ 313.339379][ T34] Uninit was created at: [ 313.343887][ T34] __kmalloc_node_track_caller_noprof+0x4f6/0x1750 [ 313.350600][ T34] __alloc_skb+0x90d/0x1190 [ 313.355297][ T34] nsim_dev_trap_report_work+0x3f2/0x1430 [ 313.361333][ T34] process_scheduled_works+0xb65/0x1e40 [ 313.367105][ T34] worker_thread+0xee4/0x1590 [ 313.371994][ T34] kthread+0x53f/0x600 [ 313.376306][ T34] ret_from_fork+0x20f/0x8d0 [ 313.381305][ T34] ret_from_fork_asm+0x1a/0x30 [ 313.386299][ T34] [ 313.388773][ T34] CPU: 0 UID: 0 PID: 34 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT(full) [ 313.398256][ T34] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 313.408570][ T34] Workqueue: events_unbound nsim_dev_trap_report_work [ 313.415851][ T34] ===================================================== [ 313.422992][ T34] Disabling lock debugging due to kernel taint [ 313.429381][ T34] Kernel panic - not syncing: kmsan.panic set ... [ 313.435960][ T34] CPU: 0 UID: 0 PID: 34 Comm: kworker/u8:2 Tainted: G B syzkaller #0 PREEMPT(full) [ 313.447074][ T34] Tainted: [B]=BAD_PAGE [ 313.451364][ T34] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 313.461687][ T34] Workqueue: events_unbound nsim_dev_trap_report_work [ 313.468847][ T34] Call Trace: [ 313.472266][ T34] [ 313.475321][ T34] __dump_stack+0x26/0x30 [ 313.479884][ T34] dump_stack_lvl+0x50/0x1c0 [ 313.484689][ T34] ? dump_stack+0x12/0x25 [ 313.489230][ T34] dump_stack+0x1e/0x25 [ 313.493602][ T34] vpanic+0x7b4/0x1430 [ 313.497954][ T34] panic+0x15d/0x160 [ 313.502116][ T34] kmsan_report+0x31a/0x320 [ 313.506923][ T34] ? __msan_warning+0x1b/0x30 [ 313.511898][ T34] ? irqentry_exit_to_kernel_mode_preempt+0xb0/0xc0 [ 313.518810][ T34] ? irqentry_exit+0x7b/0x760 [ 313.523696][ T34] ? sysvec_apic_timer_interrupt+0x52/0x90 [ 313.529733][ T34] ? asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 313.536378][ T34] ? __sanitizer_cov_trace_pc+0x5/0x70 [ 313.542121][ T34] ? nsim_dev_trap_report_work+0x8c0/0x1430 [ 313.548349][ T34] ? process_scheduled_works+0xb65/0x1e40 [ 313.554330][ T34] ? worker_thread+0xee4/0x1590 [ 313.559492][ T34] ? kthread+0x53f/0x600 [ 313.564083][ T34] ? ret_from_fork+0x20f/0x8d0 [ 313.569062][ T34] ? ret_from_fork_asm+0x1a/0x30 [ 313.574279][ T34] ? kmsan_get_metadata+0xf1/0x160 [ 313.579645][ T34] ? kmsan_internal_set_shadow_origin+0x7a/0x110 [ 313.586224][ T34] ? kmsan_get_metadata+0xf1/0x160 [ 313.591618][ T34] ? kmsan_get_metadata+0xf1/0x160 [ 313.596980][ T34] ? kmsan_get_metadata+0xf1/0x160 [ 313.602364][ T34] __msan_warning+0x1b/0x30 [ 313.607104][ T34] irqentry_exit_to_kernel_mode_preempt+0xb0/0xc0 [ 313.613774][ T34] irqentry_exit+0x7b/0x760 [ 313.618488][ T34] ? kmsan_internal_set_shadow_origin+0x7a/0x110 [ 313.625069][ T34] ? kmsan_internal_unpoison_memory+0x14/0x20 [ 313.631387][ T34] sysvec_apic_timer_interrupt+0x52/0x90 [ 313.637330][ T34] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 313.643558][ T34] RIP: 0010:__sanitizer_cov_trace_pc+0x5/0x70 [ 313.649957][ T34] Code: 00 5b 41 5e 5d e9 cb 12 f8 0e cc 8b 3a e8 a3 22 ae 00 eb e2 cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 <48> 89 e5 48 8b 45 08 65 48 8b 0d 84 c5 5f 13 65 8b 15 9d c5 5f 13 [ 313.669792][ T34] RSP: 0018:ffff888101ed3a20 EFLAGS: 00000283 [ 313.676060][ T34] RAX: 0000000011640000 RBX: ffff88811c2b4018 RCX: 0000000000000001 [ 313.684240][ T34] RDX: ffff888101ed8000 RSI: 0000000011648045 RDI: 0000000011640000 [ 313.692391][ T34] RBP: ffff888101ed3aa8 R08: ffffea000000000f R09: 0000000000000003 [ 313.700576][ T34] R10: 000000000000002e R11: 0000000000000000 R12: 0000000000000000 [ 313.708711][ T34] R13: 000000000746015a R14: 0000000011640000 R15: 0000000000000001 [ 313.716906][ T34] ? ip_fast_csum+0x298/0x3f0 [ 313.721933][ T34] nsim_dev_trap_report_work+0x8c0/0x1430 [ 313.728076][ T34] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 313.734491][ T34] process_scheduled_works+0xb65/0x1e40 [ 313.740341][ T34] worker_thread+0xee4/0x1590 [ 313.745310][ T34] kthread+0x53f/0x600 [ 313.749966][ T34] ? __pfx_worker_thread+0x10/0x10 [ 313.755323][ T34] ? __pfx_kthread+0x10/0x10 [ 313.760154][ T34] ret_from_fork+0x20f/0x8d0 [ 313.764957][ T34] ? __switch_to+0x573/0x7a0 [ 313.769811][ T34] ? __pfx_kthread+0x10/0x10 [ 313.774649][ T34] ret_from_fork_asm+0x1a/0x30 [ 313.779690][ T34] [ 313.783465][ T34] Kernel Offset: disabled [ 313.787916][ T34] Rebooting in 86400 seconds..