ieee802154 phy1 wpan1: encryption failed: -22 BTRFS: device fsid 24c7a497-3402-47dd-bef8-82358f5f30e0 devid 1 transid 8 /dev/loop1 BTRFS info (device loop1): using free space tree BTRFS info (device loop1): has skinny extents ====================================================== WARNING: possible circular locking dependency detected 4.19.211-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.1/13032 is trying to acquire lock: 00000000786b61f1 (&fs_info->qgroup_ioctl_lock){+.+.}, at: btrfs_limit_qgroup+0x63/0x7b0 fs/btrfs/qgroup.c:1467 but task is already holding lock: 00000000c4dde7b6 (sb_internal#4){.+.+}, at: sb_start_intwrite include/linux/fs.h:1626 [inline] 00000000c4dde7b6 (sb_internal#4){.+.+}, at: start_transaction+0xa37/0xf90 fs/btrfs/transaction.c:528 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (sb_internal#4){.+.+}: sb_start_intwrite include/linux/fs.h:1626 [inline] start_transaction+0xa37/0xf90 fs/btrfs/transaction.c:528 btrfs_quota_enable+0x169/0x10b0 fs/btrfs/qgroup.c:905 btrfs_ioctl_quota_ctl fs/btrfs/ioctl.c:5233 [inline] btrfs_ioctl+0x622c/0x76d0 fs/btrfs/ioctl.c:6021 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 -> #0 (&fs_info->qgroup_ioctl_lock){+.+.}: __mutex_lock_common kernel/locking/mutex.c:937 [inline] __mutex_lock+0xd7/0x1190 kernel/locking/mutex.c:1078 btrfs_limit_qgroup+0x63/0x7b0 fs/btrfs/qgroup.c:1467 btrfs_ioctl_qgroup_limit fs/btrfs/ioctl.c:5386 [inline] btrfs_ioctl+0x3c0c/0x76d0 fs/btrfs/ioctl.c:6027 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 F2FS-fs (loop0): Mismatch start address, segment0(512) cp_blkaddr(605) entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(sb_internal#4); lock(&fs_info->qgroup_ioctl_lock); lock(sb_internal#4); lock(&fs_info->qgroup_ioctl_lock); *** DEADLOCK *** 2 locks held by syz-executor.1/13032: #0: 000000000d48942d (sb_writers#21){.+.+}, at: sb_start_write include/linux/fs.h:1579 [inline] #0: 000000000d48942d (sb_writers#21){.+.+}, at: mnt_want_write_file+0x63/0x1d0 fs/namespace.c:418 #1: 00000000c4dde7b6 (sb_internal#4){.+.+}, at: sb_start_intwrite include/linux/fs.h:1626 [inline] #1: 00000000c4dde7b6 (sb_internal#4){.+.+}, at: start_transaction+0xa37/0xf90 fs/btrfs/transaction.c:528 stack backtrace: CPU: 1 PID: 13032 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1222 check_prev_add kernel/locking/lockdep.c:1866 [inline] check_prevs_add kernel/locking/lockdep.c:1979 [inline] validate_chain kernel/locking/lockdep.c:2420 [inline] __lock_acquire+0x30c9/0x3ff0 kernel/locking/lockdep.c:3416 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 __mutex_lock_common kernel/locking/mutex.c:937 [inline] __mutex_lock+0xd7/0x1190 kernel/locking/mutex.c:1078 btrfs_limit_qgroup+0x63/0x7b0 fs/btrfs/qgroup.c:1467 btrfs_ioctl_qgroup_limit fs/btrfs/ioctl.c:5386 [inline] btrfs_ioctl+0x3c0c/0x76d0 fs/btrfs/ioctl.c:6027 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: 0033:0x7f99344b00c9 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:00007f9932a22168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f99345cff80 RCX: 00007f99344b00c9 RDX: 00000000200011c0 RSI: 000000008030942b RDI: 0000000000000004 RBP: 00007f993450bae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffecec73c7f R14: 00007f9932a22300 R15: 0000000000022000 BTRFS error (device loop1): fail to start transaction for status update: -28 F2FS-fs (loop0): Found nat_bits in checkpoint F2FS-fs (loop0): Mounted with checkpoint version = 753bd00b audit: type=1804 audit(1673242338.845:10): pid=13038 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir1865661969/syzkaller.NeLkme/173/mnt/bus" dev="loop0" ino=4 res=1 audit: type=1804 audit(1673242338.875:11): pid=13229 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir1865661969/syzkaller.NeLkme/173/mnt/bus" dev="loop0" ino=4 res=1 audit: type=1804 audit(1673242338.875:12): pid=13227 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir1865661969/syzkaller.NeLkme/173/mnt/bus" dev="loop0" ino=4 res=1 netlink: 'syz-executor.4': attribute type 1 has an invalid length. netlink: 'syz-executor.4': attribute type 1 has an invalid length. audit: type=1800 audit(1673242339.295:13): pid=13280 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.3" name="memory.events" dev="sda1" ino=14257 res=0 EXT4-fs (loop4): Unsupported filesystem blocksize 262144 (8 log_block_size) BTRFS info (device loop1): using free space tree BTRFS info (device loop1): has skinny extents EXT4-fs (loop4): Unsupported filesystem blocksize 262144 (8 log_block_size) BTRFS error (device loop1): fail to start transaction for status update: -28 EXT4-fs (loop4): Unsupported filesystem blocksize 262144 (8 log_block_size) overlayfs: unrecognized mount option "workdirø°nLólË$‡IvqT=./file1" or missing value BTRFS info (device loop1): using free space tree BTRFS info (device loop1): has skinny extents BTRFS error (device loop1): fail to start transaction for status update: -28 overlayfs: unrecognized mount option "workdirø°nLólË$‡IvqT=./file1" or missing value ====================================================== WARNING: the mand mount option is being deprecated and will be removed in v5.15! ====================================================== audit: type=1804 audit(1673242340.845:14): pid=13567 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir1617067892/syzkaller.OK2Ztv/198/bus" dev="sda1" ino=14265 res=1 audit: type=1804 audit(1673242340.955:15): pid=13578 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir1617067892/syzkaller.OK2Ztv/199/bus" dev="sda1" ino=14265 res=1 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. audit: type=1804 audit(1673242341.075:16): pid=13591 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir1617067892/syzkaller.OK2Ztv/200/bus" dev="sda1" ino=14184 res=1 audit: type=1804 audit(1673242341.085:17): pid=13595 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="/root/syzkaller-testdir1617067892/syzkaller.OK2Ztv/200/bus" dev="sda1" ino=14184 res=1 base_sock_release(00000000d1f1240a) sk=000000003c52409c hfsplus: unable to parse mount options nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. overlayfs: unrecognized mount option "workdirø°nLólË$‡IvqT=./file1" or missing value netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. base_sock_release(000000007dec4bcf) sk=00000000a28909a8 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. IPVS: ftp: loaded support on port[0] = 21 netlink: 28 bytes leftover after parsing attributes in process `syz-executor.5'. base_sock_release(000000006506d100) sk=00000000e2eddba6 F2FS-fs (loop0): Unrecognized mount option "lazßKö_”}}Þ%KNÚ¢ºei "É"¿pFe‰øy¤G\ü½ÄÀëóÁANv" or missing value F2FS-fs (loop0): Unrecognized mount option "lazßKö_”}}Þ%KNÚ¢ºei "É"¿pFe‰øy¤G\ü½ÄÀëóÁANv" or missing value A link change request failed with some changes committed already. Interface gretap0 may have been left with an inconsistent configuration, please check. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.4'. syz-executor.3 (13740) used greatest stack depth: 22320 bytes left netlink: 28 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. IPVS: ftp: loaded support on port[0] = 21 F2FS-fs (loop0): Unrecognized mount option "lazßKö_”}}Þ%KNÚ¢ºei "É"¿pFe‰øy¤G\ü½ÄÀëóÁANv" or missing value F2FS-fs (loop0): Unrecognized mount option "lazßKö_”}}Þ%KNÚ¢ºei "É"¿pFe‰øy¤G\ü½ÄÀëóÁANv" or missing value A link change request failed with some changes committed already. Interface gretap0 may have been left with an inconsistent configuration, please check. audit: type=1800 audit(1673242344.185:18): pid=14025 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.0" name="bus" dev="sda1" ino=14298 res=0 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. À: renamed from syztnl2 À: renamed from syztnl2 audit: type=1800 audit(1673242345.096:19): pid=14107 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.3" name="bus" dev="sda1" ino=14303 res=0 audit: type=1800 audit(1673242345.526:20): pid=14141 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.3" name="bus" dev="sda1" ino=14304 res=0 audit: type=1800 audit(1673242346.446:21): pid=14216 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=14310 res=0 audit: type=1800 audit(1673242346.466:22): pid=14216 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=14310 res=0 audit: type=1800 audit(1673242346.756:23): pid=14244 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=14258 res=0 audit: type=1800 audit(1673242346.776:24): pid=14244 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=14258 res=0 overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support tmpfile. overlayfs: upper fs does not support file handles, falling back to index=off. overlayfs: './file1' not a directory audit: type=1800 audit(1673242347.136:25): pid=14262 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.2" name="bus" dev="sda1" ino=14318 res=0 audit: type=1800 audit(1673242347.156:26): pid=14268 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=14325 res=0 audit: type=1800 audit(1673242347.156:27): pid=14268 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.5" name="bus" dev="sda1" ino=14325 res=0 audit: type=1800 audit(1673242347.156:28): pid=14262 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.2" name="bus" dev="sda1" ino=14318 res=0 overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support tmpfile. overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support tmpfile. overlayfs: upper fs does not support file handles, falling back to index=off.