last executing test programs:

kernel console output (not intermixed with test programs):

109033][ T5225] Bytes 1-3 of 4 are uninitialized
[  140.114175][ T5225] Memory access of size 4 starts at ffff888108197e78
[  140.120987][ T5225] Data copied to user address 00007f7607afd680
[  140.127367][ T5225] 
[  140.129772][ T5225] CPU: 0 UID: 0 PID: 5225 Comm: dhcpcd Not tainted syzkaller #0 PREEMPT(lazy) 
[  140.138793][ T5225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
[  140.148958][ T5225] =====================================================
[  140.155993][ T5225] Disabling lock debugging due to kernel taint
[  140.162236][ T5225] Kernel panic - not syncing: kmsan.panic set ...
[  140.168734][ T5225] CPU: 0 UID: 0 PID: 5225 Comm: dhcpcd Tainted: G    B               syzkaller #0 PREEMPT(lazy) 
[  140.179333][ T5225] Tainted: [B]=BAD_PAGE
[  140.183521][ T5225] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/08/2026
[  140.193649][ T5225] Call Trace:
[  140.196993][ T5225]  <TASK>
[  140.200016][ T5225]  __dump_stack+0x26/0x30
[  140.204454][ T5225]  dump_stack_lvl+0x50/0x1c0
[  140.209133][ T5225]  ? dump_stack+0x12/0x25
[  140.213549][ T5225]  dump_stack+0x1e/0x25
[  140.217795][ T5225]  vpanic+0x7b8/0x1430
[  140.222182][ T5225]  panic+0x15d/0x160
[  140.226333][ T5225]  kmsan_report+0x31a/0x320
[  140.230959][ T5225]  ? kmsan_internal_check_memory+0x1e4/0x240
[  140.237066][ T5225]  ? kmsan_copy_to_user+0xef/0x190
[  140.242269][ T5225]  ? irqentry_exit+0x4ba/0xa60
[  140.247160][ T5225]  ? exc_page_fault+0x7e/0xb0
[  140.251946][ T5225]  ? asm_exc_page_fault+0x2b/0x30
[  140.257070][ T5225]  ? kmsan_get_shadow_origin_ptr+0x4a/0xb0
[  140.263180][ T5225]  ? handle_mm_fault+0x2e79/0x6e60
[  140.268411][ T5225]  ? kmsan_report+0x290/0x320
[  140.273214][ T5225]  ? kmsan_get_metadata+0xf1/0x160
[  140.278429][ T5225]  kmsan_internal_check_memory+0x1e4/0x240
[  140.284331][ T5225]  kmsan_copy_to_user+0xef/0x190
[  140.289385][ T5225]  irqentry_exit+0x4ba/0xa60
[  140.294085][ T5225]  ? kmsan_save_stack_with_flags+0x41/0x60
[  140.300014][ T5225]  exc_page_fault+0x7e/0xb0
[  140.304601][ T5225]  asm_exc_page_fault+0x2b/0x30
[  140.309539][ T5225] RIP: 0033:0x55778953b1a2
[  140.314022][ T5225] Code: 83 f8 ff 74 6e 83 f8 08 7e 5e 89 c3 83 e8 01 48 98 80 3c 04 00 75 51 8b 44 24 04 8b 3c 24 48 8d 54 24 08 48 8d 35 15 61 03 00 <89> 05 80 ce 04 00 31 c0 e8 31 f7 ff ff c7 05 6f ce 04 00 00 00 00
[  140.334036][ T5225] RSP: 002b:00007ffc1fab71a0 EFLAGS: 00010246
[  140.340191][ T5225] RAX: 0000000000001468 RBX: 0000000000000047 RCX: 0000000000000000
[  140.348240][ T5225] RDX: 00007ffc1fab71a8 RSI: 00005577895712b7 RDI: 0000000000000007
[  140.356317][ T5225] RBP: 00007ffc1fab78b0 R08: 0000000000000000 R09: 0000000000000000
[  140.364381][ T5225] R10: 0000000000000000 R11: 0000000000000202 R12: 00005577895885e0
[  140.372488][ T5225] R13: 00005577a8ae5dd0 R14: 0000000000000001 R15: 00007ffc1fab7660
[  140.380557][ T5225]  </TASK>
[  140.383890][ T5225] Kernel Offset: disabled
[  140.388308][ T5225] Rebooting in 86400 seconds..