audit: type=1804 audit(1678051746.412:874): pid=21208 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1024/bus" dev="sda1" ino=13893 res=1 BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 1 PID: 21177 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 add_chain_cache kernel/locking/lockdep.c:2259 [inline] lookup_chain_cache_add kernel/locking/lockdep.c:2371 [inline] validate_chain kernel/locking/lockdep.c:2391 [inline] __lock_acquire.cold+0x420/0x57e kernel/locking/lockdep.c:3416 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x8c/0xc0 kernel/locking/spinlock.c:152 lock_hrtimer_base kernel/time/hrtimer.c:174 [inline] __hrtimer_get_remaining+0x6a/0x1d0 kernel/time/hrtimer.c:1256 hrtimer_get_remaining include/linux/hrtimer.h:425 [inline] perf_swevent_cancel_hrtimer kernel/events/core.c:9297 [inline] perf_swevent_cancel_hrtimer kernel/events/core.c:9292 [inline] cpu_clock_event_stop kernel/events/core.c:9351 [inline] cpu_clock_event_del+0xa3/0x100 kernel/events/core.c:9366 event_sched_out+0x34d/0xca0 kernel/events/core.c:2014 group_sched_out.part.0+0x110/0x3f0 kernel/events/core.c:2047 group_sched_out kernel/events/core.c:2042 [inline] ctx_sched_out+0x8eb/0xbf0 kernel/events/core.c:2964 task_ctx_sched_out+0x5b/0x80 kernel/events/core.c:2421 perf_event_context_sched_out kernel/events/core.c:3146 [inline] __perf_event_task_sched_out+0xa5b/0x1470 kernel/events/core.c:3237 perf_event_task_sched_out include/linux/perf_event.h:1132 [inline] prepare_task_switch kernel/sched/core.c:2612 [inline] context_switch kernel/sched/core.c:2793 [inline] __schedule+0xd8a/0x2040 kernel/sched/core.c:3517 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:3641 ___preempt_schedule+0x16/0x18 __raw_spin_unlock include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock+0x3b/0x40 kernel/locking/spinlock.c:176 spin_unlock include/linux/spinlock.h:369 [inline] check_ref_cleanup.isra.0+0x2ea/0x450 fs/btrfs/extent-tree.c:6967 btrfs_free_tree_block+0x5c4/0x10c0 fs/btrfs/extent-tree.c:7014 __btrfs_cow_block+0xcdd/0x10a0 fs/btrfs/ctree.c:1143 btrfs_cow_block+0x276/0x840 fs/btrfs/ctree.c:1557 btrfs_search_slot+0x66a/0x1ee0 fs/btrfs/ctree.c:2881 btrfs_insert_empty_items+0xba/0x180 fs/btrfs/ctree.c:4910 btrfs_insert_empty_item fs/btrfs/ctree.h:2923 [inline] btrfs_insert_delayed_item fs/btrfs/delayed-inode.c:809 [inline] btrfs_insert_delayed_items+0x1c0/0x1230 fs/btrfs/delayed-inode.c:845 __btrfs_commit_inode_delayed_items fs/btrfs/delayed-inode.c:1128 [inline] __btrfs_run_delayed_items+0x1ae/0x490 fs/btrfs/delayed-inode.c:1171 btrfs_commit_transaction+0x835/0x2480 fs/btrfs/transaction.c:2143 create_snapshot fs/btrfs/ioctl.c:861 [inline] btrfs_mksubvol+0xe53/0x1160 fs/btrfs/ioctl.c:1004 btrfs_ioctl_snap_create_transid+0x3bc/0x430 fs/btrfs/ioctl.c:1793 btrfs_ioctl_snap_create_v2+0x2db/0x5d0 fs/btrfs/ioctl.c:1885 btrfs_ioctl+0x2712/0x76d0 fs/btrfs/ioctl.c:5930 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f864699b0f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8644f0d168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f8646abaf80 RCX: 00007f864699b0f9 RDX: 0000000020001a80 RSI: 0000000050009417 RDI: 0000000000000008 RBP: 00007f86469f6ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff0df2960f R14: 00007f8644f0d300 R15: 0000000000022000 audit: type=1804 audit(1678051747.062:875): pid=21208 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1024/bus" dev="sda1" ino=13893 res=1 audit: type=1804 audit(1678051747.182:876): pid=21301 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1025/bus" dev="sda1" ino=14169 res=1 audit: type=1804 audit(1678051747.182:877): pid=21303 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1025/bus" dev="sda1" ino=14169 res=1 A link change request failed with some changes committed already. Interface vxcan1 may have been left with an inconsistent configuration, please check. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 16 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 16 bytes leftover after parsing attributes in process `syz-executor.1'. BTRFS info (device loop1): enabling inode map caching BTRFS warning (device loop1): excessive commit interval 622039222 BTRFS info (device loop1): force zlib compression, level 3 BTRFS info (device loop1): using free space tree A link change request failed with some changes committed already. Interface vxcan1 may have been left with an inconsistent configuration, please check. BTRFS info (device loop1): has skinny extents audit: type=1804 audit(1678051748.472:878): pid=21324 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1026/bus" dev="sda1" ino=13894 res=1 audit: type=1804 audit(1678051748.482:879): pid=21428 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1026/bus" dev="sda1" ino=13894 res=1 audit: type=1804 audit(1678051748.582:880): pid=21324 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1026/bus" dev="sda1" ino=13894 res=1 audit: type=1804 audit(1678051748.632:881): pid=21430 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1026/bus" dev="sda1" ino=13894 res=1 uinput: write device info first kauditd_printk_skb: 1 callbacks suppressed audit: type=1804 audit(1678051749.012:883): pid=21483 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir3631124826/syzkaller.9IgWyd/1126/bus" dev="sda1" ino=14227 res=1 uinput: write device info first uinput: write device info first uinput: write device info first audit: type=1804 audit(1678051749.132:884): pid=21499 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir3631124826/syzkaller.9IgWyd/1127/bus" dev="sda1" ino=14227 res=1 audit: type=1804 audit(1678051749.182:885): pid=21487 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir1493123033/syzkaller.7kDSD8/1209/cgroup.controllers" dev="sda1" ino=14199 res=1 overlayfs: unrecognized mount option "lowJådir=./f" or missing value audit: type=1804 audit(1678051749.692:886): pid=21517 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir1493123033/syzkaller.7kDSD8/1210/cgroup.controllers" dev="sda1" ino=14027 res=1 uinput: write device info first EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue netlink: 'syz-executor.1': attribute type 4 has an invalid length. overlayfs: unrecognized mount option "lowJådir=./f" or missing value netlink: 'syz-executor.1': attribute type 4 has an invalid length. overlayfs: unrecognized mount option "lowJådir=./f" or missing value IPv6: ADDRCONF(NETDEV_UP): bond4: link is not ready overlayfs: unrecognized mount option "lowJådir=./f" or missing value 8021q: adding VLAN 0 to HW filter on device bond4 overlayfs: unrecognized mount option "" or missing value gfs2: path_lookup on /dev/sg0 returned error -2 IPv6: ADDRCONF(NETDEV_UP): bond5: link is not ready 8021q: adding VLAN 0 to HW filter on device bond5 netlink: 'syz-executor.1': attribute type 4 has an invalid length. netlink: 'syz-executor.4': attribute type 4 has an invalid length. EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue netlink: 'syz-executor.4': attribute type 4 has an invalid length. netlink: 'syz-executor.1': attribute type 4 has an invalid length. overlayfs: unrecognized mount option "" or missing value IPv6: ADDRCONF(NETDEV_UP): bond6: link is not ready gfs2: path_lookup on /dev/sg0 returned error -2 8021q: adding VLAN 0 to HW filter on device bond6 netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.1': attribute type 1 has an invalid length. netlink: 43694 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 'syz-executor.4': attribute type 4 has an invalid length. netlink: 'syz-executor.4': attribute type 4 has an invalid length. netlink: 43694 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 43694 bytes leftover after parsing attributes in process `syz-executor.1'. IPv6: ADDRCONF(NETDEV_UP): bond7: link is not ready 8021q: adding VLAN 0 to HW filter on device bond7 hfs: unable to parse mount options overlayfs: unrecognized mount option "" or missing value gfs2: path_lookup on /dev/sg0 returned error -2 IPVS: ftp: loaded support on port[0] = 21 IPv6: ADDRCONF(NETDEV_UP): bond8: link is not ready 8021q: adding VLAN 0 to HW filter on device bond8 IPv6: ADDRCONF(NETDEV_UP): bond9: link is not ready 8021q: adding VLAN 0 to HW filter on device bond9 IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 caif:caif_disconnect_client(): nothing to disconnect chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT chnl_net:chnl_net_open(): state disconnected A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. IPv6: ADDRCONF(NETDEV_UP): bond10: link is not ready 8021q: adding VLAN 0 to HW filter on device bond10 hfs: unable to parse mount options IPv6: ADDRCONF(NETDEV_UP): bond11: link is not ready 8021q: adding VLAN 0 to HW filter on device bond11 IPVS: ftp: loaded support on port[0] = 21 IPv6: ADDRCONF(NETDEV_UP): bond12: link is not ready 8021q: adding VLAN 0 to HW filter on device bond12 IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 caif:caif_disconnect_client(): nothing to disconnect chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT chnl_net:chnl_net_open(): state disconnected A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. IPv6: ADDRCONF(NETDEV_UP): bond13: link is not ready 8021q: adding VLAN 0 to HW filter on device bond13 IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 caif:caif_disconnect_client(): nothing to disconnect chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT chnl_net:chnl_net_open(): state disconnected A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. validate_nla: 13 callbacks suppressed netlink: 'syz-executor.3': attribute type 4 has an invalid length. netlink: 'syz-executor.3': attribute type 4 has an invalid length. netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.0': attribute type 4 has an invalid length. IPv6: ADDRCONF(NETDEV_UP): bond14: link is not ready 8021q: adding VLAN 0 to HW filter on device bond14 netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.0': attribute type 4 has an invalid length. EXT4-fs (loop1): ext4_check_descriptors: Inode bitmap for group 0 overlaps block group descriptors EXT4-fs (loop1): ext4_check_descriptors: Inode bitmap for group 0 not in group (block 2)! EXT4-fs (loop1): group descriptors corrupted! netlink: 'syz-executor.0': attribute type 4 has an invalid length. netlink: 'syz-executor.0': attribute type 4 has an invalid length. audit: type=1804 audit(1678051761.552:887): pid=22709 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1049/bus" dev="sda1" ino=14044 res=1 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. device batadv1 entered promiscuous mode 8021q: adding VLAN 0 to HW filter on device batadv1 netlink: 'syz-executor.0': attribute type 4 has an invalid length. audit: type=1804 audit(1678051761.552:888): pid=22709 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1049/bus" dev="sda1" ino=14044 res=1 audit: type=1804 audit(1678051761.562:889): pid=22709 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1049/bus" dev="sda1" ino=14044 res=1 audit: type=1804 audit(1678051761.572:890): pid=22709 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1049/bus" dev="sda1" ino=14044 res=1 EXT4-fs (loop1): ext4_check_descriptors: Inode bitmap for group 0 overlaps block group descriptors EXT4-fs (loop1): ext4_check_descriptors: Inode bitmap for group 0 not in group (block 2)! EXT4-fs (loop1): group descriptors corrupted! netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. audit: type=1804 audit(1678051762.413:891): pid=22782 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1050/bus" dev="sda1" ino=14265 res=1 netlink: 'syz-executor.0': attribute type 4 has an invalid length. audit: type=1804 audit(1678051762.443:892): pid=22782 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1050/bus" dev="sda1" ino=14265 res=1 audit: type=1804 audit(1678051762.453:893): pid=22783 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1050/bus" dev="sda1" ino=14265 res=1 audit: type=1804 audit(1678051762.453:894): pid=22782 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1050/bus" dev="sda1" ino=14265 res=1 audit: type=1804 audit(1678051762.453:895): pid=22783 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1050/bus" dev="sda1" ino=14265 res=1 EXT4-fs (loop1): ext4_check_descriptors: Inode bitmap for group 0 overlaps block group descriptors EXT4-fs (loop1): ext4_check_descriptors: Inode bitmap for group 0 not in group (block 2)! EXT4-fs (loop1): group descriptors corrupted! netlink: 'syz-executor.0': attribute type 4 has an invalid length. audit: type=1804 audit(1678051763.283:896): pid=22871 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir740556294/syzkaller.vDX8Je/1051/bus" dev="sda1" ino=14264 res=1 ieee802154 phy0 wpan0: encryption failed: -22 ieee802154 phy1 wpan1: encryption failed: -22 netlink: 'syz-executor.0': attribute type 4 has an invalid length. EXT4-fs (loop1): ext4_check_descriptors: Inode bitmap for group 0 overlaps block group descriptors EXT4-fs (loop1): ext4_check_descriptors: Inode bitmap for group 0 not in group (block 2)! IPv6: ADDRCONF(NETDEV_UP): bond18: link is not ready EXT4-fs (loop1): group descriptors corrupted! 8021q: adding VLAN 0 to HW filter on device bond18