Warning: Permanently added '10.128.1.192' (ED25519) to the list of known hosts. 2026/04/29 20:22:39 parsed 1 programs [ 249.473547][ T13] ===================================================== [ 249.480796][ T13] BUG: KMSAN: uninit-value in irqentry_exit_to_kernel_mode_preempt+0xb0/0xc0 [ 249.489941][ T13] irqentry_exit_to_kernel_mode_preempt+0xb0/0xc0 [ 249.496700][ T13] irqentry_exit+0x7b/0x760 [ 249.501354][ T13] sysvec_apic_timer_interrupt+0x52/0x90 [ 249.507160][ T13] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 249.513381][ T13] ip_fast_csum+0x1db/0x3f0 [ 249.518136][ T13] nsim_dev_trap_report_work+0x8c0/0x1430 [ 249.524207][ T13] process_scheduled_works+0xb65/0x1e40 [ 249.529922][ T13] worker_thread+0xee4/0x1590 [ 249.534760][ T13] kthread+0x53f/0x600 [ 249.538999][ T13] ret_from_fork+0x20f/0x8d0 [ 249.543723][ T13] ret_from_fork_asm+0x1a/0x30 [ 249.548669][ T13] [ 249.551077][ T13] Uninit was created at: [ 249.555521][ T13] __kmalloc_node_track_caller_noprof+0x4f6/0x1750 [ 249.562160][ T13] __alloc_skb+0x90d/0x1190 [ 249.566797][ T13] nsim_dev_trap_report_work+0x3f2/0x1430 [ 249.572714][ T13] process_scheduled_works+0xb65/0x1e40 [ 249.578407][ T13] worker_thread+0xee4/0x1590 [ 249.583330][ T13] kthread+0x53f/0x600 [ 249.587578][ T13] ret_from_fork+0x20f/0x8d0 [ 249.592393][ T13] ret_from_fork_asm+0x1a/0x30 [ 249.597321][ T13] [ 249.599746][ T13] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT(full) [ 249.609426][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 249.619779][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 249.627152][ T13] ===================================================== [ 249.634163][ T13] Disabling lock debugging due to kernel taint [ 249.640421][ T13] Kernel panic - not syncing: kmsan.panic set ... [ 249.647041][ T13] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Tainted: G B syzkaller #0 PREEMPT(full) [ 249.658159][ T13] Tainted: [B]=BAD_PAGE [ 249.662486][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 249.672658][ T13] Workqueue: events_unbound nsim_dev_trap_report_work [ 249.679629][ T13] Call Trace: [ 249.682990][ T13] [ 249.685996][ T13] __dump_stack+0x26/0x30 [ 249.690470][ T13] dump_stack_lvl+0x50/0x1c0 [ 249.695244][ T13] ? dump_stack+0x12/0x25 [ 249.699718][ T13] dump_stack+0x1e/0x25 [ 249.704016][ T13] vpanic+0x7b4/0x1430 [ 249.708351][ T13] panic+0x15d/0x160 [ 249.712446][ T13] kmsan_report+0x31a/0x320 [ 249.717133][ T13] ? __msan_warning+0x1b/0x30 [ 249.721969][ T13] ? irqentry_exit_to_kernel_mode_preempt+0xb0/0xc0 [ 249.728743][ T13] ? irqentry_exit+0x7b/0x760 [ 249.734003][ T13] ? sysvec_apic_timer_interrupt+0x52/0x90 [ 249.740156][ T13] ? asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 249.746565][ T13] ? ip_fast_csum+0x1db/0x3f0 [ 249.751493][ T13] ? nsim_dev_trap_report_work+0x8c0/0x1430 [ 249.757566][ T13] ? process_scheduled_works+0xb65/0x1e40 [ 249.763473][ T13] ? worker_thread+0xee4/0x1590 [ 249.768501][ T13] ? kthread+0x53f/0x600 [ 249.773031][ T13] ? ret_from_fork+0x20f/0x8d0 [ 249.778050][ T13] ? ret_from_fork_asm+0x1a/0x30 [ 249.783325][ T13] ? kmsan_get_metadata+0xf1/0x160 [ 249.788634][ T13] ? kmsan_internal_set_shadow_origin+0x7a/0x110 [ 249.795160][ T13] ? kmsan_get_metadata+0xf1/0x160 [ 249.800482][ T13] ? kmsan_get_metadata+0xf1/0x160 [ 249.805793][ T13] ? kmsan_get_metadata+0xf1/0x160 [ 249.811110][ T13] __msan_warning+0x1b/0x30 [ 249.815796][ T13] irqentry_exit_to_kernel_mode_preempt+0xb0/0xc0 [ 249.822888][ T13] irqentry_exit+0x7b/0x760 [ 249.827560][ T13] ? kmsan_internal_set_shadow_origin+0x7a/0x110 [ 249.834083][ T13] ? kmsan_internal_unpoison_memory+0x14/0x20 [ 249.840450][ T13] sysvec_apic_timer_interrupt+0x52/0x90 [ 249.846242][ T13] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 249.852387][ T13] RIP: 0010:ip_fast_csum+0x1db/0x3f0 [ 249.857821][ T13] Code: 89 6d a8 44 89 7d bc 4c 89 75 98 89 d8 25 fc ff ff 7f 48 8b 5d c8 48 01 d8 48 89 45 90 45 31 ff 45 31 ed c7 45 c0 00 00 00 00 <44> 8b 33 48 89 df e8 8a 12 d8 fb 48 89 d9 44 8b 20 8b 12 89 55 a4 [ 249.877648][ T13] RSP: 0018:ffff888100723a30 EFLAGS: 00000293 [ 249.883846][ T13] RAX: ffffffff86d6af98 RBX: ffff8880143a001c RCX: ffff888100718000 [ 249.892099][ T13] RDX: 0000000000000000 RSI: 000000004a24e645 RDI: 0000000000c00000 [ 249.900254][ T13] RBP: ffff888100723aa8 R08: ffffea000000000f R09: 0000000000000003 [ 249.908328][ T13] R10: 000000000000002e R11: 0000000000000000 R12: 0000000000000000 [ 249.916471][ T13] R13: 00000000075c0156 R14: 0000000000c00000 R15: 0000000000000001 [ 249.924640][ T13] ? ip_fast_csum+0x298/0x3f0 [ 249.929497][ T13] nsim_dev_trap_report_work+0x8c0/0x1430 [ 249.935433][ T13] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 249.941855][ T13] process_scheduled_works+0xb65/0x1e40 [ 249.947616][ T13] worker_thread+0xee4/0x1590 [ 249.952560][ T13] kthread+0x53f/0x600 [ 249.956797][ T13] ? __pfx_worker_thread+0x10/0x10 [ 249.962069][ T13] ? __pfx_kthread+0x10/0x10 [ 249.966822][ T13] ret_from_fork+0x20f/0x8d0 [ 249.971552][ T13] ? __switch_to+0x573/0x7a0 [ 249.976312][ T13] ? __pfx_kthread+0x10/0x10 [ 249.981079][ T13] ret_from_fork_asm+0x1a/0x30 [ 249.986025][ T13] [ 249.989584][ T13] Kernel Offset: disabled [ 249.994045][ T13] Rebooting in 86400 seconds..