CPU: 1 UID: 0 PID: 5517 Comm: dhcpcd-run-hook Not tainted syzkaller #0 PREEMPT(lazy) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
=====================================================
Disabling lock debugging due to kernel taint
Kernel panic - not syncing: kmsan.panic set ...
CPU: 1 UID: 0 PID: 5517 Comm: dhcpcd-run-hook Tainted: G    B               syzkaller #0 PREEMPT(lazy) 
Tainted: [B]=BAD_PAGE
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Call Trace:
 <TASK>
 __dump_stack+0x26/0x30 lib/dump_stack.c:94
 dump_stack_lvl+0x50/0x1c0 lib/dump_stack.c:120
 dump_stack+0x1e/0x25 lib/dump_stack.c:129
 vpanic+0x7b8/0x1430 kernel/panic.c:651
 panic+0x15d/0x160 kernel/panic.c:788
 kmsan_report+0x31a/0x320 mm/kmsan/report.c:218
 kmsan_internal_check_memory+0x1e4/0x240 mm/kmsan/core.c:324
 kmsan_copy_to_user+0xef/0x190 mm/kmsan/hooks.c:271
 rseq_set_ids_get_csaddr include/linux/rseq_entry.h:504 [inline]
 rseq_update_usr include/linux/rseq_entry.h:536 [inline]
 rseq_exit_user_update include/linux/rseq_entry.h:645 [inline]
 __rseq_exit_to_user_mode_restart include/linux/rseq_entry.h:674 [inline]
 rseq_exit_to_user_mode_restart include/linux/rseq_entry.h:703 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:103 [inline]
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 irqentry_exit_to_user_mode_prepare include/linux/irq-entry-common.h:244 [inline]
 irqentry_exit_to_user_mode include/linux/irq-entry-common.h:315 [inline]
 irqentry_exit+0x4f2/0xa40 kernel/entry/common.c:165
 exc_page_fault+0x7e/0xb0 arch/x86/mm/fault.c:1539
 asm_exc_page_fault+0x2b/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x7f5db3e6d9d0
Code: 88 fe ff 48 85 c0 74 0a 48 83 c4 08 c3 0f 1f 44 00 00 48 8b 15 19 54 0c 00 64 83 3a 22 75 e9 e8 f6 f3 ff ff 66 0f 1f 44 00 00 <55> 48 89 fd 53 89 f3 48 83 ec 08 e8 90 35 f3 ff 8b 45 40 85 c0 75
RSP: 002b:00007ffe3ac3f0a8 EFLAGS: 00010202
RAX: 00005617d0cb2910 RBX: 00005617d0cc7e80 RCX: 00005612b1b12100
RDX: 00007f5db4003460 RSI: 0000000000000001 RDI: 00007ffe3ac3f9a0
RBP: 0000000000000000 R08: 0000000000000020 R09: 0000000000000000
R10: 00007f5db3ed9fe0 R11: 00007f5db3eda8e0 R12: 00005617d0cb2910
R13: 00005617d0cb2c30 R14: 0000000000000002 R15: 0000000000000000
 </TASK>
Kernel Offset: disabled
Rebooting in 86400 seconds..