Warning: Permanently added '10.128.1.185' (ED25519) to the list of known hosts. 2026/04/28 06:06:46 parsed 1 programs [ 257.767397][ T14] ===================================================== [ 257.775137][ T14] BUG: KMSAN: uninit-value in irqentry_exit_to_kernel_mode_preempt+0xb0/0xc0 [ 257.784174][ T14] irqentry_exit_to_kernel_mode_preempt+0xb0/0xc0 [ 257.790788][ T14] irqentry_exit+0x7b/0x760 [ 257.795828][ T14] sysvec_apic_timer_interrupt+0x52/0x90 [ 257.801883][ T14] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 257.808208][ T14] virt_to_page_or_null+0x10b/0x170 [ 257.813596][ T14] kmsan_get_shadow_origin_ptr+0x4a/0xb0 [ 257.819417][ T14] __msan_metadata_ptr_for_load_4+0x24/0x40 [ 257.825485][ T14] ip_fast_csum+0x1e6/0x3f0 [ 257.830138][ T14] nsim_dev_trap_report_work+0x8c0/0x1430 [ 257.836039][ T14] process_scheduled_works+0xb65/0x1e40 [ 257.841753][ T14] worker_thread+0xee4/0x1590 [ 257.846678][ T14] kthread+0x53f/0x600 [ 257.851010][ T14] ret_from_fork+0x20f/0x8d0 [ 257.855749][ T14] ret_from_fork_asm+0x1a/0x30 [ 257.860667][ T14] [ 257.863059][ T14] Uninit was created at: [ 257.867534][ T14] __kmalloc_node_track_caller_noprof+0x4f6/0x1750 [ 257.874363][ T14] __alloc_skb+0x90d/0x1190 [ 257.879090][ T14] nsim_dev_trap_report_work+0x3f2/0x1430 [ 257.885146][ T14] process_scheduled_works+0xb65/0x1e40 [ 257.891025][ T14] worker_thread+0xee4/0x1590 [ 257.895951][ T14] kthread+0x53f/0x600 [ 257.900187][ T14] ret_from_fork+0x20f/0x8d0 [ 257.905010][ T14] ret_from_fork_asm+0x1a/0x30 [ 257.910120][ T14] [ 257.912560][ T14] CPU: 0 UID: 0 PID: 14 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT(full) [ 257.921989][ T14] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 257.932731][ T14] Workqueue: events_unbound nsim_dev_trap_report_work [ 257.939885][ T14] ===================================================== [ 257.947145][ T14] Disabling lock debugging due to kernel taint [ 257.953468][ T14] Kernel panic - not syncing: kmsan.panic set ... [ 257.960414][ T14] CPU: 0 UID: 0 PID: 14 Comm: kworker/u8:1 Tainted: G B syzkaller #0 PREEMPT(full) [ 257.971616][ T14] Tainted: [B]=BAD_PAGE [ 257.975848][ T14] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 257.986053][ T14] Workqueue: events_unbound nsim_dev_trap_report_work [ 257.993041][ T14] Call Trace: [ 257.996556][ T14] [ 257.999567][ T14] __dump_stack+0x26/0x30 [ 258.004055][ T14] dump_stack_lvl+0x50/0x1c0 [ 258.008877][ T14] ? dump_stack+0x12/0x25 [ 258.013356][ T14] dump_stack+0x1e/0x25 [ 258.017664][ T14] vpanic+0x7b4/0x1430 [ 258.021922][ T14] panic+0x15d/0x160 [ 258.026113][ T14] kmsan_report+0x31a/0x320 [ 258.030809][ T14] ? __msan_warning+0x1b/0x30 [ 258.035962][ T14] ? irqentry_exit_to_kernel_mode_preempt+0xb0/0xc0 [ 258.042727][ T14] ? irqentry_exit+0x7b/0x760 [ 258.047679][ T14] ? sysvec_apic_timer_interrupt+0x52/0x90 [ 258.053646][ T14] ? asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 258.059968][ T14] ? virt_to_page_or_null+0x10b/0x170 [ 258.065956][ T14] ? kmsan_get_shadow_origin_ptr+0x4a/0xb0 [ 258.072130][ T14] ? __msan_metadata_ptr_for_load_4+0x24/0x40 [ 258.078470][ T14] ? ip_fast_csum+0x1e6/0x3f0 [ 258.083296][ T14] ? nsim_dev_trap_report_work+0x8c0/0x1430 [ 258.089433][ T14] ? process_scheduled_works+0xb65/0x1e40 [ 258.095403][ T14] ? worker_thread+0xee4/0x1590 [ 258.100499][ T14] ? kthread+0x53f/0x600 [ 258.105085][ T14] ? ret_from_fork+0x20f/0x8d0 [ 258.109993][ T14] ? ret_from_fork_asm+0x1a/0x30 [ 258.115210][ T14] ? chacha_permute+0x1057/0x1200 [ 258.120521][ T14] ? kmsan_get_metadata+0xf1/0x160 [ 258.126022][ T14] ? kmsan_internal_set_shadow_origin+0x7a/0x110 [ 258.132542][ T14] ? kmsan_get_metadata+0xf1/0x160 [ 258.137859][ T14] __msan_warning+0x1b/0x30 [ 258.142533][ T14] irqentry_exit_to_kernel_mode_preempt+0xb0/0xc0 [ 258.149145][ T14] irqentry_exit+0x7b/0x760 [ 258.153807][ T14] ? kmsan_internal_set_shadow_origin+0x7a/0x110 [ 258.160325][ T14] ? kmsan_internal_unpoison_memory+0x14/0x20 [ 258.166758][ T14] sysvec_apic_timer_interrupt+0x52/0x90 [ 258.172588][ T14] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 258.178936][ T14] RIP: 0010:virt_to_page_or_null+0x10b/0x170 [ 258.185552][ T14] Code: 81 ff 00 00 00 80 72 09 48 8b 0d 40 f2 b7 0f eb 0e 48 c7 c1 00 00 00 80 48 2b 0d c0 10 92 0f 48 01 c1 48 c1 e9 0c 48 8d 04 89 <48> c1 e0 04 48 03 05 ba 10 92 0f c3 cc cc cc cc cc be 01 00 00 00 [ 258.205394][ T14] RSP: 0018:ffff88810072b9b8 EFLAGS: 00000206 [ 258.212049][ T14] RAX: 0000000000584d00 RBX: ffff88811a900018 RCX: 000000000011a900 [ 258.220149][ T14] RDX: 000000011a900018 RSI: 0000000000000001 RDI: ffff88811a900018 [ 258.228414][ T14] RBP: ffff88810072b9d8 R08: ffffea000000000f R09: 0000000000000003 [ 258.236610][ T14] R10: 000000000000002e R11: 0000000000000000 R12: 0000000000000000 [ 258.244790][ T14] R13: 0000000004ee015a R14: 0000000000000001 R15: 0000000000000001 [ 258.253002][ T14] ? kmsan_get_metadata+0xf1/0x160 [ 258.258398][ T14] kmsan_get_shadow_origin_ptr+0x4a/0xb0 [ 258.264402][ T14] __msan_metadata_ptr_for_load_4+0x24/0x40 [ 258.270536][ T14] ip_fast_csum+0x1e6/0x3f0 [ 258.275248][ T14] nsim_dev_trap_report_work+0x8c0/0x1430 [ 258.281239][ T14] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 258.287577][ T14] process_scheduled_works+0xb65/0x1e40 [ 258.293357][ T14] worker_thread+0xee4/0x1590 [ 258.298237][ T14] kthread+0x53f/0x600 [ 258.302597][ T14] ? __pfx_worker_thread+0x10/0x10 [ 258.307897][ T14] ? __pfx_kthread+0x10/0x10 [ 258.312760][ T14] ret_from_fork+0x20f/0x8d0 [ 258.317594][ T14] ? __switch_to+0x573/0x7a0 [ 258.322374][ T14] ? __pfx_kthread+0x10/0x10 [ 258.327151][ T14] ret_from_fork_asm+0x1a/0x30 [ 258.332133][ T14] [ 258.335966][ T14] Kernel Offset: disabled [ 258.340501][ T14] Rebooting in 86400 seconds..