syzbot


BUG: MAX_LOCKDEP_CHAINS too low! (3)

Status: upstream: reported C repro on 2021/11/14 03:47
Reported-by: syzbot+8a249628ae32ea7de3a2@syzkaller.appspotmail.com
First crash: 449d, last: now

Cause bisection: failed (bisect log)
similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.14 BUG: MAX_LOCKDEP_CHAINS too low! 401 624d 1222d 0/1 auto-closed as invalid on 2021/09/16 14:16
linux-4.19 BUG: MAX_LOCKDEP_CHAINS too low! hfsplus ext4 f2fs vfs tmpfs reiserfs nilfs2 jfs btrfs xfs hfs ntfs iso9660 fat squashfs 69736 7m 1384d 0/1 upstream: reported on 2019/04/20 01:26
upstream BUG: MAX_LOCKDEP_CHAINS too low! (2) C error 84838 449d 925d 22/24 fixed on 2021/11/10 00:50
upstream BUG: MAX_LOCKDEP_CHAINS too low! C done 17240 929d 1588d 17/24 fixed on 2020/07/17 17:58

Sample crash report:
BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 0 PID: 1021 Comm: kworker/u4:4 Not tainted 5.18.0-rc1-syzkaller-00016-g3e732ebf7316 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: bond1811 bond_resend_igmp_join_requests_delayed
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
 add_chain_cache kernel/locking/lockdep.c:3651 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3750 [inline]
 validate_chain kernel/locking/lockdep.c:3771 [inline]
 __lock_acquire.cold+0x11/0x3a7 kernel/locking/lockdep.c:5029
 lock_acquire kernel/locking/lockdep.c:5641 [inline]
 lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5606
 __mutex_lock_common kernel/locking/mutex.c:600 [inline]
 __mutex_lock+0x12f/0x12f0 kernel/locking/mutex.c:733
 ipv6_mc_rejoin_groups net/ipv6/mcast.c:2819 [inline]
 ipv6_mc_netdev_event+0xd8/0x5b0 net/ipv6/mcast.c:2839
 notifier_call_chain+0xb5/0x200 kernel/notifier.c:84
 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:1938
 call_netdevice_notifiers_extack net/core/dev.c:1976 [inline]
 call_netdevice_notifiers+0x79/0xa0 net/core/dev.c:1990
 bond_resend_igmp_join_requests_delayed+0x5d/0x170 drivers/net/bonding/bond_main.c:850
 process_one_work+0x996/0x1610 kernel/workqueue.c:2289
 worker_thread+0x665/0x1080 kernel/workqueue.c:2436
 kthread+0x2e9/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
 </TASK>

Crashes (15290):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets Title
ci-upstream-kasan-gce-root 2022/04/07 18:35 upstream 3e732ebf7316 c6ff3e05 .config console log report syz C BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce 2021/12/11 22:03 upstream 6f513529296f 49ca1f59 .config console log report syz C BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-this-kasan-gce 2022/05/16 10:36 net 9500acc631db 744a39e2 .config console log report syz C BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-this-kasan-gce 2021/12/26 08:18 net e6007b85dfa2 6caa12e4 .config console log report syz C BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-this-kasan-gce 2021/12/12 03:37 net ee60e626d536 49ca1f59 .config console log report syz C BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-kasan-gce 2021/12/12 03:27 net-next 77ab714f0070 49ca1f59 .config console log report syz C BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root 2022/05/14 07:14 linux-next 1e1b28b936ae 107f6434 .config console log report syz C BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root 2021/12/25 22:45 linux-next ea586a076e8a 6caa12e4 .config console log report syz C BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/01/26 15:48 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2e84eedb182e 9dfcf09c .config console log report syz C [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2022/12/07 10:50 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 d88f3abb .config console log report syz C [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2022/11/26 18:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6d464646530f 74a66371 .config console log report syz C [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2022/11/24 02:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 65762d97e6fa 12c66417 .config console log report syz C [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2022/11/18 02:56 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 9500fc6e9e60 4ba8ab94 .config console log report syz C [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2022/11/11 14:50 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 1621b6eaebf7 3ead01ad .config console log report syz C [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2022/09/27 22:22 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c194837ebb57 87840e00 .config console log report syz C [disk image] [vmlinux] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2022/09/09 16:36 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 25050c56fa3c 356d8217 .config console log report syz C BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce 2022/12/06 12:08 upstream bce9332220bd 045cbb84 .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-selinux-root 2022/08/23 20:21 upstream 072e51356cd5 cea8b0f7 .config console log report info BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-root 2022/08/06 07:12 upstream 200e340f2196 e853abd9 .config console log report info BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-smack-root 2022/05/30 21:58 upstream 2c5ca23f7414 af70c3a9 .config console log report info BUG: MAX_LOCKDEP_CHAINS too low!
ci-qemu-upstream 2022/04/08 14:40 upstream 1831fed55973 15be3cba .config console log report info BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-root 2021/11/13 20:17 upstream 66f4beaa6c1d 83f5c9b5 .config console log report info BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-kasan-gce-386 2022/05/22 07:10 upstream 6c3f5bec9b40 7268fa62 .config console log report info BUG: MAX_LOCKDEP_CHAINS too low!
ci-qemu-upstream-386 2022/03/18 23:04 upstream 34e047aa16c0 e2d91b1d .config console log report info BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-this-kasan-gce 2022/11/13 02:51 net 9cbd48d5fa14 3ead01ad .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-kasan-gce 2023/02/01 03:29 net-next a266ef69b890 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-net-kasan-gce 2021/11/10 03:43 net-next cc0356d6a02e 55fa030c .config console log report info BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-linux-next-kasan-gce-root 2022/07/28 14:55 linux-next cb71b93c2dc3 fb95c74d .config console log report info BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/02 15:27 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/02 15:01 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 16d19e30 .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/02 11:47 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/02 10:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/02 09:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/02 07:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/02 05:53 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/02 04:45 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/02 03:00 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/02 01:16 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 23:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 23:11 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 22:04 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 21:43 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 20:39 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 20:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci ca72d58361ee 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 18:42 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 17:38 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 16:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 16:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 15:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 14:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 13:16 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 11:29 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 11:15 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 10:05 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 09:03 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 07:56 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 06:55 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 05:49 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 04:51 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/02/01 01:55 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/01/31 23:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/01/31 21:50 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/01/31 20:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/01/31 20:13 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/01/31 19:11 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/01/31 18:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/01/31 17:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f57a12aa375c 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/01/31 15:52 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c62c88e05937 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/01/31 14:49 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c62c88e05937 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
ci-upstream-gce-arm64 2023/01/31 13:51 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c62c88e05937 9dfcf09c .config console log report info [disk image] [vmlinux] [kernel image] BUG: MAX_LOCKDEP_CHAINS too low!
* Struck through repros no longer work on HEAD.