KMSAN: uninit-value in ptr_to

Kernel	Title	Rank 🛈	Repro	Count	Last	Reported	Patched	Status
upstream	KMSAN: uninit-value in snd_pcm_hw_rule_add (2) sound	7		18	1290d	1557d	0/29	auto-closed as invalid on 2022/09/15 02:38
upstream	KMSAN: uninit-value in seq_printf (2) fs	7	C	99	1292d	1558d	0/29	auto-closed as invalid on 2022/09/30 02:43
upstream	KMSAN: uninit-value in nsim_udp_tunnel_unset_port kernel	7	C	114	1423d	1502d	0/29	auto-closed as invalid on 2022/09/27 06:37
upstream	KMSAN: uninit-value in number (4) kernel	7	C	7189	1131d	1509d	0/29	closed as invalid on 2022/11/28 10:01
upstream	KMSAN: uninit-value in p9pdu_vwritef v9fs	7		544	1221d	1451d	0/29	auto-obsoleted due to no activity on 2022/11/22 23:51
upstream	KMSAN: uninit-value in __vmalloc_node_range block	7		5	1440d	1485d	0/29	auto-closed as invalid on 2022/04/17 19:38
upstream	KMSAN: kernel-infoleak in _copy_to_iter (6) net	9	C	748	1390d	1480d	20/29	fixed on 2022/03/08 16:11
upstream	KMSAN: uninit-value in esp6_init_state net	7		2	1441d	1490d	0/29	auto-closed as invalid on 2022/04/16 22:31

Created	Duration	User	Patch	Repo	Result
2022/09/27 01:30	22m	retest repro		https://github.com/google/kmsan.git master	OK log

Created

Duration

User

Patch

Repo

Result

2022/09/27 01:30

22m

retest repro

https://github.com/google/kmsan.git master

OK log

===================================================== BUG: KMSAN: uninit-value in ptr_to_id+0x3bc/0x1170 lib/vsprintf.c:832 ptr_to_id+0x3bc/0x1170 lib/vsprintf.c:832 restricted_pointer+0x653/0xca0 lib/vsprintf.c:860 pointer+0x99d/0x2060 lib/vsprintf.c:2437 vsnprintf+0x1a9b/0x3650 lib/vsprintf.c:2809 seq_vprintf fs/seq_file.c:391 [inline] seq_printf+0x314/0x4f0 fs/seq_file.c:406 udp4_format_sock net/ipv4/udp.c:3062 [inline] udp4_seq_show+0x78b/0x910 net/ipv4/udp.c:3084 seq_read_iter+0xaac/0x2150 fs/seq_file.c:230 seq_read+0x7a6/0x990 fs/seq_file.c:162 pde_read fs/proc/inode.c:311 [inline] proc_reg_read+0x39d/0x560 fs/proc/inode.c:323 do_iter_read+0xeb9/0x14c0 fs/read_write.c:788 vfs_readv fs/read_write.c:906 [inline] do_preadv+0x45e/0x6c0 fs/read_write.c:998 __do_sys_preadv fs/read_write.c:1048 [inline] __se_sys_preadv fs/read_write.c:1043 [inline] __x64_sys_preadv+0x120/0x170 fs/read_write.c:1043 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x54/0xd0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x44/0xae Local variable sample.i created at: perf_log_itrace_start kernel/events/core.c:9069 [inline] event_sched_in+0x132b/0x35c0 kernel/events/core.c:2557 group_sched_in kernel/events/core.c:2595 [inline] merge_sched_in kernel/events/core.c:3746 [inline] visit_groups_merge+0x2919/0x7460 kernel/events/core.c:3696 CPU: 1 PID: 4118 Comm: syz-executor983 Not tainted 5.16.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 =====================================================

Crashes (5):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Manager	Title
2022/01/02 08:23	https://github.com/google/kmsan.git master	81c325bbf94e	e1768e9c	.config	console log	report	syz	C		ci-upstream-kmsan-gce	KMSAN: uninit-value in ptr_to_id
2022/01/10 22:19	https://github.com/google/kmsan.git master	81c325bbf94e	ddb0ab8c	.config	console log	report			info	ci-upstream-kmsan-gce	KMSAN: uninit-value in ptr_to_id
2022/01/02 07:14	https://github.com/google/kmsan.git master	81c325bbf94e	e1768e9c	.config	console log	report			info	ci-upstream-kmsan-gce	KMSAN: uninit-value in ptr_to_id
2022/01/02 07:14	https://github.com/google/kmsan.git master	81c325bbf94e	e1768e9c	.config	console log	report			info	ci-upstream-kmsan-gce	KMSAN: uninit-value in ptr_to_id
2021/12/21 01:31	https://github.com/google/kmsan.git master	81c325bbf94e	62bd192b	.config	console log	report			info	ci-upstream-kmsan-gce	KMSAN: uninit-value in ptr_to_id

Crashes (5):

Assets (help?)