last executing test programs:

kernel console output (not intermixed with test programs):

6] Bytes 0-3 of 4 are uninitialized
[  136.329892][ T5536] Memory access of size 4 starts at ffff88811aeb7e80
[  136.336604][ T5536] Data copied to user address 00007fe2a57f2ad4
[  136.342810][ T5536] 
[  136.345186][ T5536] CPU: 0 UID: 0 PID: 5536 Comm: dhcpcd-run-hook Not tainted syzkaller #0 PREEMPT(lazy) 
[  136.354973][ T5536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[  136.365077][ T5536] =====================================================
[  136.372033][ T5536] Disabling lock debugging due to kernel taint
[  136.378219][ T5536] Kernel panic - not syncing: kmsan.panic set ...
[  136.384703][ T5536] CPU: 0 UID: 0 PID: 5536 Comm: dhcpcd-run-hook Tainted: G    B               syzkaller #0 PREEMPT(lazy) 
[  136.396066][ T5536] Tainted: [B]=BAD_PAGE
[  136.400245][ T5536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
[  136.410360][ T5536] Call Trace:
[  136.413681][ T5536]  <TASK>
[  136.416645][ T5536]  __dump_stack+0x26/0x30
[  136.421052][ T5536]  dump_stack_lvl+0x50/0x1c0
[  136.425725][ T5536]  ? dump_stack+0x12/0x25
[  136.430136][ T5536]  dump_stack+0x1e/0x25
[  136.434358][ T5536]  vpanic+0x7b8/0x1430
[  136.438521][ T5536]  panic+0x15d/0x160
[  136.442541][ T5536]  kmsan_report+0x31a/0x320
[  136.447139][ T5536]  ? kmsan_internal_check_memory+0x1e4/0x240
[  136.453186][ T5536]  ? kmsan_copy_to_user+0xef/0x190
[  136.458371][ T5536]  ? irqentry_exit+0x4f2/0xa40
[  136.463200][ T5536]  ? exc_page_fault+0x7e/0xb0
[  136.467941][ T5536]  ? asm_exc_page_fault+0x2b/0x30
[  136.473039][ T5536]  ? kmsan_get_shadow_origin_ptr+0x4a/0xb0
[  136.478939][ T5536]  ? handle_mm_fault+0x2e79/0x6e60
[  136.484146][ T5536]  ? kmsan_report+0x2d0/0x320
[  136.488916][ T5536]  ? kmsan_get_metadata+0xf1/0x160
[  136.494108][ T5536]  kmsan_internal_check_memory+0x1e4/0x240
[  136.499999][ T5536]  kmsan_copy_to_user+0xef/0x190
[  136.505033][ T5536]  irqentry_exit+0x4f2/0xa40
[  136.509712][ T5536]  exc_page_fault+0x7e/0xb0
[  136.514280][ T5536]  asm_exc_page_fault+0x2b/0x30
[  136.519208][ T5536] RIP: 0033:0x7fe2a5ae866d
[  136.523674][ T5536] Code: 05 18 3e 07 00 48 8b 00 ff 40 40 6a 01 5e 48 8b 7c 24 08 e8 be 58 ff ff 48 93 c6 43 10 02 4c 89 7b 08 e8 95 5c ff ff 8a 43 10 <c6> 43 11 00 88 45 00 48 8b 43 08 48 89 45 08 48 8b 84 24 e8 00 00
[  136.543355][ T5536] RSP: 002b:00007fff8ee428c0 EFLAGS: 00010246
[  136.549490][ T5536] RAX: 0000000000000002 RBX: 000055f3b4f49f00 RCX: 0000000000000000
[  136.557508][ T5536] RDX: 00007fff8ee45e02 RSI: 000055f3b4f4b0d0 RDI: 000055f3b4f49f12
[  136.565531][ T5536] RBP: 00007fff8ee42a78 R08: 0000000000000001 R09: 0000000000000000
[  136.573551][ T5536] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000010
[  136.581574][ T5536] R13: 0000000000000000 R14: 0000000000000001 R15: 00007fe2a5b59240
[  136.589669][ T5536]  </TASK>
[  136.592919][ T5536] Kernel Offset: disabled
[  136.597284][ T5536] Rebooting in 86400 seconds..