syzbot


WARNING in tracepoint_probe_register_prio

Status: auto-closed as invalid on 2020/10/20 00:42
Reported-by: syzbot+d0f9dcb9810e560b7b33@syzkaller.appspotmail.com
First crash: 1258d, last: 830d
similar bugs (6):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 WARNING in tracepoint_probe_register_prio 6 1071d 1207d 0/1 auto-closed as invalid on 2020/02/22 11:16
upstream WARNING in tracepoint_probe_register_prio C 830 1663d 1799d 4/24 fixed on 2018/03/12 10:10
upstream WARNING in tracepoint_probe_register_prio (3) syz done 979 958d 1596d 16/24 fixed on 2020/02/18 14:31
upstream WARNING in tracepoint_probe_register_prio (4) C done unreliable 542 446d 949d 0/24 auto-obsoleted due to no activity on 2022/09/28 15:12
upstream WARNING in tracepoint_probe_register_prio (2) C 849 1598d 1662d 6/24 fixed on 2018/05/16 09:57
linux-4.14 WARNING in tracepoint_probe_register_prio (2) 3 803d 890d 0/1 auto-closed as invalid on 2020/11/16 10:46

Sample crash report:
loop5: p2 size 2 extends beyond EOD, truncated
WARNING: CPU: 1 PID: 24144 at kernel/tracepoint.c:256 tracepoint_add_func kernel/tracepoint.c:256 [inline]
WARNING: CPU: 1 PID: 24144 at kernel/tracepoint.c:256 tracepoint_probe_register_prio+0x21f/0x790 kernel/tracepoint.c:328
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 24144 Comm: syz-executor.4 Not tainted 4.19.128-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2fe lib/dump_stack.c:118
 panic+0x26a/0x50e kernel/panic.c:186
 __warn.cold+0x20/0x46 kernel/panic.c:541
 report_bug+0x262/0x2a0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 fixup_bug arch/x86/kernel/traps.c:173 [inline]
 do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:tracepoint_add_func kernel/tracepoint.c:256 [inline]
RIP: 0010:tracepoint_probe_register_prio+0x21f/0x790 kernel/tracepoint.c:328
Code: f8 48 c1 e8 03 80 3c 08 00 0f 85 b2 04 00 00 48 8b 44 24 18 49 3b 44 24 08 0f 85 16 ff ff ff 41 bc ef ff ff ff e8 91 c2 fe ff <0f> 0b e8 8a c2 fe ff 48 c7 c7 c0 b7 bc 88 e8 0e 62 b4 05 44 89 e0
RSP: 0018:ffff88804ea0fb30 EFLAGS: 00010216
RAX: 0000000000040000 RBX: ffffffff8986e860 RCX: ffffc9000e402000
RDX: 00000000000015e9 RSI: ffffffff8168d82f RDI: ffff888095c63930
RBP: ffff888095c63910 R08: ffff88808722a080 R09: fffffbfff11796f9
R10: ffff88804ea0fb30 R11: ffffffff88bcb7c7 R12: 00000000ffffffef
R13: 00000000ffffffff R14: 000000000000000a R15: ffffffff81457e90
 trace_event_reg+0x211/0x340 kernel/trace/trace_events.c:306
 perf_trace_event_reg kernel/trace/trace_event_perf.c:124 [inline]
 perf_trace_event_init+0x4ef/0x960 kernel/trace/trace_event_perf.c:199
 perf_trace_init+0x176/0x240 kernel/trace/trace_event_perf.c:223
 perf_tp_event_init+0xa2/0x120 kernel/events/core.c:8460
 perf_try_init_event+0x124/0x2e0 kernel/events/core.c:9855
 perf_init_event kernel/events/core.c:9893 [inline]
 perf_event_alloc.part.0+0x1052/0x2f30 kernel/events/core.c:10160
 perf_event_alloc kernel/events/core.c:10530 [inline]
 __do_sys_perf_event_open kernel/events/core.c:10631 [inline]
 __se_sys_perf_event_open+0x553/0x2830 kernel/events/core.c:10520
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45ca59
Code: 0d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fa1a91ffc78 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00000000004f9fe0 RCX: 000000000045ca59
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000040
RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000835 R14: 00000000004cb187 R15: 00007fa1a92006d4
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (39):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-19 2020/06/22 00:41 linux-4.19.y 3fc898571b97 4f2acff9 .config log report
ci2-linux-4-19 2020/06/15 06:05 linux-4.19.y 3fc898571b97 2a22c77a .config log report
ci2-linux-4-19 2020/06/05 11:57 linux-4.19.y 4707d8e57273 2420d1bc .config log report
ci2-linux-4-19 2020/06/02 06:02 linux-4.19.y 2d16cf4817bc a0331e89 .config log report
ci2-linux-4-19 2020/06/01 03:23 linux-4.19.y 2d16cf4817bc a0331e89 .config log report
ci2-linux-4-19 2020/05/21 06:09 linux-4.19.y 1bab61d3e8cd 4afdfa20 .config log report
ci2-linux-4-19 2020/05/18 16:36 linux-4.19.y 258f0cf7ac3b 24d91142 .config log report
ci2-linux-4-19 2020/04/11 04:38 linux-4.19.y dda0e2920330 a8c6a3f8 .config log report
ci2-linux-4-19 2020/04/07 16:25 linux-4.19.y dda0e2920330 99a96044 .config log report
ci2-linux-4-19 2020/03/14 17:09 linux-4.19.y 569209711609 749688d2 .config log report
ci2-linux-4-19 2020/03/14 08:00 linux-4.19.y 569209711609 749688d2 .config log report
ci2-linux-4-19 2020/03/05 03:03 linux-4.19.y a083db76118d 576fb9bc .config log report
ci2-linux-4-19 2020/02/13 04:50 linux-4.19.y 357668399cf7 84f4fc8a .config log report
ci2-linux-4-19 2020/01/25 08:48 linux-4.19.y d183c8e2647a 2e95ab33 .config log report
ci2-linux-4-19 2020/01/23 23:37 linux-4.19.y d183c8e2647a 11ebf937 .config log report
ci2-linux-4-19 2019/12/08 00:31 linux-4.19.y fb683b5e3f53 1508f453 .config log report
ci2-linux-4-19 2019/11/25 03:46 linux-4.19.y 14260788bbb9 598ca6c8 .config log report
ci2-linux-4-19 2019/11/25 02:04 linux-4.19.y 14260788bbb9 598ca6c8 .config log report
ci2-linux-4-19 2019/11/19 22:40 linux-4.19.y c555efaf1402 432c7650 .config log report
ci2-linux-4-19 2019/11/18 20:32 linux-4.19.y c555efaf1402 d5696d51 .config log report
ci2-linux-4-19 2019/11/18 08:56 linux-4.19.y c555efaf1402 d5696d51 .config log report
ci2-linux-4-19 2019/11/11 05:52 linux-4.19.y 5ee93551c703 dc438b91 .config log report
ci2-linux-4-19 2019/09/15 11:56 linux-4.19.y ee809c7e0895 32d59357 .config log report
ci2-linux-4-19 2019/09/14 20:44 linux-4.19.y ee809c7e0895 32d59357 .config log report
ci2-linux-4-19 2019/09/12 06:46 linux-4.19.y ee809c7e0895 f4e53c10 .config log report
ci2-linux-4-19 2019/09/01 23:36 linux-4.19.y 97ab07e11fbf bad3cce2 .config log report
ci2-linux-4-19 2019/08/18 01:58 linux-4.19.y a5aa80588fcd 55bf8926 .config log report
ci2-linux-4-19 2019/08/12 23:04 linux-4.19.y 893af1c79e42 8620c2c2 .config log report
ci2-linux-4-19 2019/08/11 17:51 linux-4.19.y 893af1c79e42 acb51638 .config log report
ci2-linux-4-19 2019/08/05 07:56 linux-4.19.y b3060a1a313f 6affd8e8 .config log report
ci2-linux-4-19 2019/08/01 23:33 linux-4.19.y 9a9de33a9dfa 835dffe7 .config log report
ci2-linux-4-19 2019/07/23 06:47 linux-4.19.y be9b6782a9eb 55e0c077 .config log report
ci2-linux-4-19 2019/07/21 01:38 linux-4.19.y 3bd837bfe431 1656845f .config log report
ci2-linux-4-19 2019/06/28 12:30 linux-4.19.y aec3002d07fd 7509bf36 .config log report
ci2-linux-4-19 2019/06/28 04:36 linux-4.19.y aec3002d07fd 7509bf36 .config log report
ci2-linux-4-19 2019/06/20 12:03 linux-4.19.y 9f31eb60d7a2 34bf9440 .config log report
ci2-linux-4-19 2019/06/17 03:01 linux-4.19.y 7aa823a959e1 442206d7 .config log report
ci2-linux-4-19 2019/06/16 02:32 linux-4.19.y 7aa823a959e1 442206d7 .config log report
ci2-linux-4-19 2019/04/21 11:59 linux-4.19.y c98875d930e9 b0e8efcb .config log report
* Struck through repros no longer work on HEAD.