syzbot


general protection fault in perf_tp_event (2)

Status: auto-closed as invalid on 2020/09/08 23:43
Reported-by: syzbot+603419ed5d21e4831db4@syzkaller.appspotmail.com
First crash: 930d, last: 782d
similar bugs (6):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 general protection fault in perf_tp_event 1 1162d 1162d 0/1 auto-closed as invalid on 2019/10/24 06:05
upstream general protection fault in perf_tp_event (2) 109 485d 726d 0/22 auto-closed as invalid on 2021/07/02 04:41
linux-4.14 general protection fault in perf_tp_event 2 728d 766d 0/1 auto-closed as invalid on 2020/11/01 21:53
upstream general protection fault in perf_tp_event (3) 9 190d 274d 0/22 auto-closed as invalid on 2022/04/23 10:36
android-54 general protection fault in perf_tp_event 7 735d 901d 0/2 auto-closed as invalid on 2020/10/25 22:42
upstream general protection fault in perf_tp_event 423 1096d 1520d 0/22 auto-closed as invalid on 2019/10/25 14:12

Sample crash report:
netlink: 'syz-executor.0': attribute type 5 has an invalid length.
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 11233 Comm: syz-executor.5 Not tainted 4.19.122-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:perf_tp_event_match kernel/events/core.c:8356 [inline]
RIP: 0010:perf_tp_event+0x1e9/0x850 kernel/events/core.c:8407
Code: 85 db 0f 84 dd 00 00 00 e8 74 4a e9 ff 48 83 eb 60 0f 84 ce 00 00 00 e8 65 4a e9 ff 48 8d bb d0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e ba 05 00 00 44 8b b3 d0 01
RSP: 0018:ffff88804baaf8c0 EFLAGS: 00010003
RAX: 0000057c20602049 RBX: 00002be10301007d RCX: ffffffff817e7ed1
RDX: 0000000000000000 RSI: ffffffff817e7f3b RDI: 00002be10301024d
RBP: ffff88804baafbb0 R08: ffff888095ff4200 R09: ffff8880ae600000
R10: ffff88804baafbf0 R11: ffff8880ae60002b R12: dffffc0000000000
R13: ffff8880ae600000 R14: 00000000000000dd R15: 000000000000002c
FS:  0000000002147940(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2d38733db8 CR3: 000000009fea0000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 perf_trace_run_bpf_submit+0x136/0x190 kernel/events/core.c:8382
 perf_trace_sched_wakeup_template+0x453/0x670 include/trace/events/sched.h:57
 trace_sched_wakeup_new include/trace/events/sched.h:103 [inline]
 wake_up_new_task+0x6c3/0xb60 kernel/sched/core.c:2420
 _do_fork+0x317/0xf40 kernel/fork.c:2232
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45f1f9
Code: ff 48 85 f6 0f 84 37 8d fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c 0e 8d fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75
RSP: 002b:00007ffc216b7048 EFLAGS: 00000202 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007f2d38734700 RCX: 000000000045f1f9
RDX: 00007f2d387349d0 RSI: 00007f2d38733db0 RDI: 00000000003d0f00
RBP: 00007ffc216b7270 R08: 00007f2d38734700 R09: 00007f2d38734700
R10: 00007f2d387349d0 R11: 0000000000000202 R12: 0000000000000000
R13: 00007ffc216b70ff R14: 00007f2d387349c0 R15: 000000000078bfac
Modules linked in:

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Crashes (4):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2020/05/11 23:42 linux-4.19.y 033c4ea49a4b 9eb09c40 .config log report
ci2-linux-4-19 2020/03/28 06:56 linux-4.19.y 54b4fa6d3955 831e9a81 .config log report
ci2-linux-4-19 2020/01/14 10:42 linux-4.19.y dcd888983542 32881205 .config log report
ci2-linux-4-19 2019/12/15 04:18 linux-4.19.y 312017a460d5 eef6e580 .config log report