CFI failure at __traceiter_timer_start+0x87/0xe0 include/trace/events/timer.h:53 (target: tp_stub_func+0x0/0x10; expected type: 0x82fbfa63) invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 14 Comm: rcu_preempt Not tainted 6.1.145-syzkaller-00016-g80964585855f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:__traceiter_timer_start+0x87/0xe0 include/trace/events/timer.h:53 Code: f8 48 c1 e8 03 80 3c 18 00 74 05 e8 33 4a 53 00 49 8b 7d 08 4c 89 fe 48 8b 55 c8 8b 4d d4 41 ba 9d 05 04 7d 45 03 56 fc 74 02 <0f> 0b 41 ff d6 49 83 c4 18 4c 89 e0 48 c1 e8 03 80 3c 18 00 74 08 RSP: 0018:ffffc900000e7ac0 EFLAGS: 00010017 RAX: 1ffff11023b24d43 RBX: dffffc0000000000 RCX: 000000000d800001 RDX: 0000000100003175 RSI: ffffc900000e7c20 RDI: ffffc90004041000 RBP: ffffc900000e7af8 R08: dffffc0000000000 R09: fffffbfff0ee4486 R10: 0000000022446ca9 R11: 1ffffffff0ee4485 R12: ffff88811d926a10 R13: ffff88811d926a10 R14: ffffffff81711af0 R15: ffffc900000e7c20 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000100000000 CR3: 000000011361b000 CR4: 00000000003506a0 DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: trace_timer_start include/trace/events/timer.h:53 [inline] enqueue_timer+0x337/0x480 kernel/time/timer.c:615 __mod_timer+0x79f/0xb30 kernel/time/timer.c:-1 schedule_timeout+0x127/0x2e0 kernel/time/timer.c:1970 rcu_gp_fqs_loop+0x2d8/0x10a0 kernel/rcu/tree.c:1706 rcu_gp_kthread+0x95/0x370 kernel/rcu/tree.c:1905 kthread+0x281/0x320 kernel/kthread.c:386 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__traceiter_timer_start+0x87/0xe0 include/trace/events/timer.h:53 Code: f8 48 c1 e8 03 80 3c 18 00 74 05 e8 33 4a 53 00 49 8b 7d 08 4c 89 fe 48 8b 55 c8 8b 4d d4 41 ba 9d 05 04 7d 45 03 56 fc 74 02 <0f> 0b 41 ff d6 49 83 c4 18 4c 89 e0 48 c1 e8 03 80 3c 18 00 74 08 RSP: 0018:ffffc900000e7ac0 EFLAGS: 00010017 RAX: 1ffff11023b24d43 RBX: dffffc0000000000 RCX: 000000000d800001 RDX: 0000000100003175 RSI: ffffc900000e7c20 RDI: ffffc90004041000 RBP: ffffc900000e7af8 R08: dffffc0000000000 R09: fffffbfff0ee4486 R10: 0000000022446ca9 R11: 1ffffffff0ee4485 R12: ffff88811d926a10 R13: ffff88811d926a10 R14: ffffffff81711af0 R15: ffffc900000e7c20 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000100000000 CR3: 000000011361b000 CR4: 00000000003506a0 DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600