WARNING: locking bug in do_ipv6

Kernel	Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
upstream	WARNING: locking bug in do_ipv6_setsockopt net	syz	error	error	29	685d	1584d	0/25	closed as dup on 2021/01/13 13:16
linux-4.14	WARNING: locking bug in do_ipv6_setsockopt	syz		inconclusive	1	1196d	1521d	0/1	upstream: reported syz repro on 2019/07/24 05:37

Created	Duration	User	Patch	Repo	Result
2020/01/15 07:18	19m	bisect fix		linux-4.19.y	error job log (0)
2019/12/16 06:40	37m	bisect fix		linux-4.19.y	job log (0) log

Created

Duration

User

Patch

Repo

Result

2020/01/15 07:18

19m

bisect fix

linux-4.19.y

error job log (0)

2019/12/16 06:40

37m

bisect fix

linux-4.19.y

job log (0) log

WARNING: CPU: 0 PID: 30244 at kernel/locking/lockdep.c:698 arch_local_save_flags arch/x86/include/asm/paravirt.h:784 [inline] WARNING: CPU: 0 PID: 30244 at kernel/locking/lockdep.c:698 look_up_lock_class kernel/locking/lockdep.c:689 [inline] WARNING: CPU: 0 PID: 30244 at kernel/locking/lockdep.c:698 register_lock_class+0x77b/0x11c0 kernel/locking/lockdep.c:748 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 30244 Comm: syz-executor.2 Not tainted 4.19.166-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+0x20/0x61 kernel/panic.c:541 report_bug+0x262/0x2b0 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:look_up_lock_class kernel/locking/lockdep.c:698 [inline] RIP: 0010:register_lock_class+0x77b/0x11c0 kernel/locking/lockdep.c:748 Code: 8b 05 39 96 ea 0b 85 c0 0f 85 17 ff ff ff 48 c7 c6 40 1b 6a 88 48 c7 c7 00 19 6a 88 e8 59 ce ec ff 0f 0b e9 fd fe ff ff 0f 0b <0f> 0b e9 b3 fa ff ff 48 8d 70 01 48 69 c0 50 01 00 00 48 89 35 dc RSP: 0018:ffff88807e157600 EFLAGS: 00010087 RAX: dffffc0000000000 RBX: ffff88809b2110e0 RCX: 0000000000000000 RDX: 1ffff1101364221f RSI: 0000000000000000 RDI: ffff88809b2110f8 RBP: 0000000000000000 R08: 0000000000000000 R09: 1ffff1100fc2aec8 R10: ffffffff8d23b720 R11: 0000000000000000 R12: ffffffff8cdcbfa0 R13: ffffffff894bb4a0 R14: 1ffff1100fc2aec8 R15: 0000000000000000 __lock_acquire+0x17d/0x3ff0 kernel/locking/lockdep.c:3303 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3907 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x2f/0x40 kernel/locking/spinlock.c:168 spin_lock_bh include/linux/spinlock.h:334 [inline] release_sock+0x1b/0x1b0 net/core/sock.c:2879 do_ipv6_setsockopt.constprop.0+0x504/0x3ed0 net/ipv6/ipv6_sockglue.c:916 ipv6_setsockopt+0xb9/0x160 net/ipv6/ipv6_sockglue.c:940 udpv6_setsockopt+0x5d/0xa0 net/ipv6/udp.c:1501 __sys_setsockopt+0x14d/0x240 net/socket.c:1901 __do_sys_setsockopt net/socket.c:1912 [inline] __se_sys_setsockopt net/socket.c:1909 [inline] __x64_sys_setsockopt+0xba/0x150 net/socket.c:1909 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45e219 Code: 0d b4 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 b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f8a2f6e5c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045e219 RDX: 000000000000003b RSI: 0000000000000029 RDI: 0000000000000005 RBP: 000000000119c078 R08: 0000000000000008 R09: 0000000000000000 R10: 0000000020000380 R11: 0000000000000246 R12: 000000000119c034 R13: 00007ffe5c7b10df R14: 00007f8a2f6e69c0 R15: 000000000119c034 Kernel Offset: disabled Rebooting in 86400 seconds..

Crashes (5):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	VM info	Assets (help?)	Manager	Title
2021/01/10 12:55	linux-4.19.y	610bdbf6a174	2c1f2513	.config	console log	report	syz			ci2-linux-4-19
2020/12/26 11:00	linux-4.19.y	13d2ce42de8c	821e0b09	.config	console log	report	syz			ci2-linux-4-19
2019/07/24 07:24	linux-4.19.y	be9b6782a9eb	de453f34	.config	console log	report	syz			ci2-linux-4-19
2023/03/05 15:10	linux-4.19.y	3f8a27f9e27b	f8902b57	.config	console log	report		info	[disk image] [vmlinux]	ci2-linux-4-19	WARNING: locking bug in do_ipv6_setsockopt
2021/02/08 19:49	linux-4.19.y	811218eceeaa	2ce644fc	.config	console log	report		info		ci2-linux-4-19	WARNING: locking bug in do_ipv6_setsockopt

Crashes (5):

Assets (help?)