syzbot


invalid opcode in __traceiter_sched_switch

Status: upstream: reported C repro on 2025/04/26 06:10
Bug presence: origin:lts
[Documentation on labels]
Reported-by: syzbot+9586fa657641e1a1be2f@syzkaller.appspotmail.com
First crash: 205d, last: 2d18h
Bug presence (2)
Date Name Commit Repro Result
2025/04/27 lts (merge base) 420102835862 C [report] invalid opcode in __traceiter_sched_switch
2025/04/27 upstream (ToT) 5bc1018675ec C Didn't crash

Sample crash report:
CFI failure at __traceiter_sched_switch+0x9b/0xd0 include/trace/events/sched.h:222 (target: tp_stub_func+0x0/0x10; expected type: 0xee1f7a69)
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 13 Comm: ksoftirqd/0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__traceiter_sched_switch+0x9b/0xd0 include/trace/events/sched.h:222
Code: 80 3c 30 00 74 05 e8 94 79 69 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 41 ba 97 85 e0 11 45 03 57 fc 74 02 <0f> 0b 41 ff d7 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74
RSP: 0018:ffffc900000d7cf0 EFLAGS: 00010096
RAX: 1ffff11022e246e3 RBX: ffff888117123710 RCX: ffff888100325100
RDX: ffff888100323cc0 RSI: 0000000000000000 RDI: ffffc90000a9b000
RBP: ffffc900000d7d30 R08: 0000000000000001 R09: fffffbfff0ee4e96
R10: 00000000b720eca3 R11: 1ffffffff0ee4e95 R12: 0000000000000000
R13: ffff888117123710 R14: dffffc0000000000 R15: ffffffff81713c50
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd8bbda068 CR3: 000000010f180000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 trace_sched_switch include/trace/events/sched.h:222 [inline]
 __schedule+0x1263/0x14e0 kernel/sched/core.c:6747
 schedule+0xbd/0x170 kernel/sched/core.c:6826
 smpboot_thread_fn+0x547/0x910 kernel/smpboot.c:160
 kthread+0x281/0x320 kernel/kthread.c:386
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__traceiter_sched_switch+0x9b/0xd0 include/trace/events/sched.h:222
Code: 80 3c 30 00 74 05 e8 94 79 69 00 49 8b 7d 08 44 89 e6 48 8b 55 c8 48 8b 4d c0 44 8b 45 d4 41 ba 97 85 e0 11 45 03 57 fc 74 02 <0f> 0b 41 ff d7 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74
RSP: 0018:ffffc900000d7cf0 EFLAGS: 00010096
RAX: 1ffff11022e246e3 RBX: ffff888117123710 RCX: ffff888100325100
RDX: ffff888100323cc0 RSI: 0000000000000000 RDI: ffffc90000a9b000
RBP: ffffc900000d7d30 R08: 0000000000000001 R09: fffffbfff0ee4e96
R10: 00000000b720eca3 R11: 1ffffffff0ee4e95 R12: 0000000000000000
R13: ffff888117123710 R14: dffffc0000000000 R15: ffffffff81713c50
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd8bbda068 CR3: 000000010f180000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Crashes (397):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/11/13 09:01 android14-6.1 c638897860ca 07e030de .config console log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/08/05 05:33 android14-6.1 3b4ff5af8d36 f5bcc8dc .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/04/26 06:29 android14-6.1 70d648657b1e c6b4fb39 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/04/26 06:02 android14-6.1 70d648657b1e c6b4fb39 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/14 21:57 android14-6.1 f090d4b083a9 f7988ea4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf invalid opcode in __traceiter_sched_switch
2025/11/14 06:06 android14-6.1 f090d4b083a9 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf invalid opcode in __traceiter_sched_switch
2025/11/13 08:35 android14-6.1 c638897860ca 07e030de .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/11 19:38 android14-6.1 86676b1f0b19 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/11 16:17 android14-6.1 86676b1f0b19 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/11 08:20 android14-6.1 86676b1f0b19 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/10 05:55 android14-6.1 50ba6c46f3ac 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/08 20:06 android14-6.1 50ba6c46f3ac 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/08 05:21 android14-6.1 50ba6c46f3ac 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/07 13:45 android14-6.1 50ba6c46f3ac 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/07 00:17 android14-6.1 50ba6c46f3ac 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf invalid opcode in __traceiter_sched_switch
2025/11/06 12:12 android14-6.1 c562f4013ec6 a6c9c731 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/05 18:39 android14-6.1 616b19ad1f68 a6c9c731 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/04 15:04 android14-6.1 bcb587495e56 686bf657 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/02 09:05 android14-6.1 3e2aa22eb7df 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/02 05:17 android14-6.1 3e2aa22eb7df 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/01 20:31 android14-6.1 3e2aa22eb7df 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/01 13:17 android14-6.1 3e2aa22eb7df 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/11/01 02:24 android14-6.1 3e2aa22eb7df 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf invalid opcode in __traceiter_sched_switch
2025/10/31 04:45 android14-6.1 64f5109443a1 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf invalid opcode in __traceiter_sched_switch
2025/10/29 16:05 android14-6.1 7ca912bfce3d fd2207e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/29 06:52 android14-6.1 7ca912bfce3d fd2207e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/29 05:33 android14-6.1 7ca912bfce3d fd2207e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/28 19:59 android14-6.1 7ca912bfce3d fd2207e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/28 05:14 android14-6.1 09edd78523f0 fd2207e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf invalid opcode in __traceiter_sched_switch
2025/10/28 05:10 android14-6.1 09edd78523f0 fd2207e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf invalid opcode in __traceiter_sched_switch
2025/10/27 20:23 android14-6.1 22c0b7236c43 fd2207e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/26 18:31 android14-6.1 22c0b7236c43 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/26 05:10 android14-6.1 22c0b7236c43 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/24 15:35 android14-6.1 22c0b7236c43 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/24 14:27 android14-6.1 22c0b7236c43 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/24 03:15 android14-6.1 22c0b7236c43 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/24 00:44 android14-6.1 22c0b7236c43 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/23 18:53 android14-6.1 22c0b7236c43 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/23 08:12 android14-6.1 22c0b7236c43 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/22 17:12 android14-6.1 22c0b7236c43 252fbbad .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/21 21:06 android14-6.1 22c0b7236c43 9832ed61 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/19 16:13 android14-6.1 22c0b7236c43 1c8c8cd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/19 11:33 android14-6.1 22c0b7236c43 1c8c8cd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/19 09:27 android14-6.1 22c0b7236c43 1c8c8cd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/19 05:46 android14-6.1 22c0b7236c43 1c8c8cd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/18 09:49 android14-6.1 22c0b7236c43 1c8c8cd8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/17 19:34 android14-6.1 93de8c8efa80 7adf5298 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/17 00:57 android14-6.1 24be8a7dde14 19568248 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf invalid opcode in __traceiter_sched_switch
2025/10/16 13:51 android14-6.1 ce7ac91b1e9d 19568248 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/16 08:54 android14-6.1 ce7ac91b1e9d 19568248 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1 invalid opcode in __traceiter_sched_switch
2025/10/16 04:11 android14-6.1 ce7ac91b1e9d 19568248 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf invalid opcode in __traceiter_sched_switch
2025/10/15 13:04 android14-6.1 ce7ac91b1e9d b6605ba8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf invalid opcode in __traceiter_sched_switch
* Struck through repros no longer work on HEAD.