WARNING in tracepoint_probe_register

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: 960d, last: 533d

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	773d	910d	0/1	auto-closed as invalid on 2020/02/22 11:16
upstream	WARNING in tracepoint_probe_register_prio	C			830	1366d	1502d	4/22	fixed on 2018/03/12 10:10
upstream	WARNING in tracepoint_probe_register_prio (3)	syz	done		979	661d	1298d	16/22	fixed on 2020/02/18 14:31
upstream	WARNING in tracepoint_probe_register_prio (4)	C	done	unreliable	542	148d	651d	0/22	upstream: reported C repro on 2020/02/24 15:50
upstream	WARNING in tracepoint_probe_register_prio (2)	C			849	1301d	1365d	6/22	fixed on 2018/05/16 09:57
linux-4.14	WARNING in tracepoint_probe_register_prio (2)				3	505d	593d	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
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