overlayfs: fs on 'file0' does not support file handles, falling back to index=off. ====================================================== WARNING: possible circular locking dependency detected 4.14.305-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.5/9997 is trying to acquire lock: (&ovl_i_mutex_dir_key[depth]){++++}, at: [] iterate_dir+0x387/0x5e0 fs/readdir.c:43 but task is already holding lock: (sb_writers#3){.+.+}, at: [] sb_start_write include/linux/fs.h:1551 [inline] (sb_writers#3){.+.+}, at: [] mnt_want_write+0x3a/0xb0 fs/namespace.c:386 overlayfs: fs on './file0' does not support file handles, falling back to index=off. which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #1 (sb_writers#3){.+.+}: percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] __sb_start_write+0x64/0x260 fs/super.c:1342 sb_start_write include/linux/fs.h:1551 [inline] mnt_want_write+0x3a/0xb0 fs/namespace.c:386 ovl_create_object+0x75/0x1d0 fs/overlayfs/dir.c:538 lookup_open+0x77a/0x1750 fs/namei.c:3241 overlayfs: fs on 'file0' does not support file handles, falling back to index=off. do_last fs/namei.c:3334 [inline] path_openat+0xe08/0x2970 fs/namei.c:3571 do_filp_open+0x179/0x3c0 fs/namei.c:3605 do_sys_open+0x296/0x410 fs/open.c:1081 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 -> #0 (&ovl_i_mutex_dir_key[depth]){++++}: lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 down_write_killable+0x37/0xb0 kernel/locking/rwsem.c:68 overlayfs: fs on './file0' does not support file handles, falling back to index=off. iterate_dir+0x387/0x5e0 fs/readdir.c:43 ovl_dir_read fs/overlayfs/readdir.c:306 [inline] ovl_dir_read_merged+0x2c5/0x430 fs/overlayfs/readdir.c:365 ovl_check_empty_dir+0x6e/0x200 fs/overlayfs/readdir.c:870 ovl_check_empty_and_clear+0x72/0xe0 fs/overlayfs/dir.c:306 ovl_rename+0x57d/0xe50 fs/overlayfs/dir.c:959 vfs_rename+0x560/0x1820 fs/namei.c:4498 SYSC_renameat2 fs/namei.c:4646 [inline] SyS_renameat2+0x95b/0xad0 fs/namei.c:4535 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 other info that might help us debug this: Bearer rejected, not supported in standalone mode Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(sb_writers#3); lock(&ovl_i_mutex_dir_key[depth]); lock(sb_writers#3); lock(&ovl_i_mutex_dir_key[depth]); *** DEADLOCK *** 6 locks held by syz-executor.5/9997: #0: (sb_writers#14){.+.+}, at: [] sb_start_write include/linux/fs.h:1551 [inline] #0: (sb_writers#14){.+.+}, at: [] mnt_want_write+0x3a/0xb0 fs/namespace.c:386 #1: (&type->s_vfs_rename_key#2){+.+.}, at: [] lock_rename+0x54/0x280 fs/namei.c:2889 #2: (&ovl_i_mutex_dir_key[depth]#2/1){+.+.}, at: [] inode_lock_nested include/linux/fs.h:754 [inline] #2: (&ovl_i_mutex_dir_key[depth]#2/1){+.+.}, at: [] lock_rename+0x132/0x280 fs/namei.c:2900 #3: (&ovl_i_mutex_dir_key[depth]#2/2){+.+.}, at: [] inode_lock_nested include/linux/fs.h:754 [inline] #3: (&ovl_i_mutex_dir_key[depth]#2/2){+.+.}, at: [] lock_rename+0x166/0x280 fs/namei.c:2901 #4: (&ovl_i_mutex_dir_key[depth]#2){++++}, at: [] inode_lock include/linux/fs.h:719 [inline] #4: (&ovl_i_mutex_dir_key[depth]#2){++++}, at: [] vfs_rename+0xbd8/0x1820 fs/namei.c:4472 #5: (sb_writers#3){.+.+}, at: [] sb_start_write include/linux/fs.h:1551 [inline] #5: (sb_writers#3){.+.+}, at: [] mnt_want_write+0x3a/0xb0 fs/namespace.c:386 stack backtrace: CPU: 1 PID: 9997 Comm: syz-executor.5 Not tainted 4.14.305-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1258 check_prev_add kernel/locking/lockdep.c:1905 [inline] check_prevs_add kernel/locking/lockdep.c:2022 [inline] validate_chain kernel/locking/lockdep.c:2464 [inline] __lock_acquire+0x2e0e/0x3f20 kernel/locking/lockdep.c:3491 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 down_write_killable+0x37/0xb0 kernel/locking/rwsem.c:68 iterate_dir+0x387/0x5e0 fs/readdir.c:43 ovl_dir_read fs/overlayfs/readdir.c:306 [inline] ovl_dir_read_merged+0x2c5/0x430 fs/overlayfs/readdir.c:365 ovl_check_empty_dir+0x6e/0x200 fs/overlayfs/readdir.c:870 ovl_check_empty_and_clear+0x72/0xe0 fs/overlayfs/dir.c:306 ovl_rename+0x57d/0xe50 fs/overlayfs/dir.c:959 vfs_rename+0x560/0x1820 fs/namei.c:4498 SYSC_renameat2 fs/namei.c:4646 [inline] SyS_renameat2+0x95b/0xad0 fs/namei.c:4535 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x5e/0xd3 RIP: 0033:0x7f36b8c650f9 RSP: 002b:00007f36b71d7168 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 RAX: ffffffffffffffda RBX: 00007f36b8d84f80 RCX: 00007f36b8c650f9 RDX: 0000000000000000 RSI: 0000000020000440 RDI: 0000000020000100 RBP: 00007f36b8cc0ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffff6ee5a0f R14: 00007f36b71d7300 R15: 0000000000022000 overlayfs: fs on 'file0' does not support file handles, falling back to index=off. overlayfs: fs on './file0' does not support file handles, falling back to index=off. overlayfs: fs on 'file0' does not support file handles, falling back to index=off. overlayfs: fs on './file0' does not support file handles, falling back to index=off. XFS (loop4): Mounting V4 Filesystem Bearer rejected, not supported in standalone mode Bearer rejected, not supported in standalone mode XFS (loop4): Ending clean mount XFS (loop4): Quotacheck needed: Please wait. XFS (loop4): Quotacheck: Done. syz-executor.4 (10000) used greatest stack depth: 24008 bytes left XFS (loop4): Unmounting Filesystem overlayfs: fs on 'file0' does not support file handles, falling back to index=off. overlayfs: fs on 'file0' does not support file handles, falling back to index=off. overlayfs: fs on './file0' does not support file handles, falling back to index=off. overlayfs: fs on './file0' does not support file handles, falling back to index=off. Bearer rejected, not supported in standalone mode Bearer rejected, not supported in standalone mode overlayfs: fs on 'file0' does not support file handles, falling back to index=off. overlayfs: fs on './file0' does not support file handles, falling back to index=off. overlayfs: fs on 'file0' does not support file handles, falling back to index=off. Bearer rejected, not supported in standalone mode overlayfs: fs on './file0' does not support file handles, falling back to index=off. Bearer rejected, not supported in standalone mode IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready XFS (loop2): Mounting V4 Filesystem chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 caif:caif_disconnect_client(): nothing to disconnect XFS (loop2): Ending clean mount chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT XFS (loop2): Quotacheck needed: Please wait. XFS (loop2): Quotacheck: Done. 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. overlayfs: fs on 'file0' does not support file handles, falling back to index=off. XFS (loop2): Unmounting Filesystem overlayfs: fs on './file0' does not support file handles, falling back to index=off. Bearer rejected, not supported in standalone mode XFS (loop4): Mounting V4 Filesystem XFS (loop4): Ending clean mount XFS (loop4): Quotacheck needed: Please wait. XFS (loop4): Quotacheck: Done. XFS (loop4): Unmounting Filesystem IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready overlayfs: fs on 'file0' does not support file handles, falling back to index=off. chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 overlayfs: fs on './file0' does not support file handles, falling back to index=off. caif:caif_disconnect_client(): nothing to disconnect chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT XFS (loop2): Mounting V4 Filesystem XFS (loop2): Ending clean mount chnl_net:chnl_net_open(): state disconnected XFS (loop2): Quotacheck needed: Please wait. A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. XFS (loop2): Quotacheck: Done. Bearer rejected, not supported in standalone mode XFS (loop2): Unmounting Filesystem XFS (loop4): Mounting V4 Filesystem XFS (loop4): Ending clean mount XFS (loop4): Quotacheck needed: Please wait. XFS (loop4): Quotacheck: Done. XFS (loop4): Unmounting Filesystem 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. EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue audit: type=1804 audit(1676775200.842:2): pid=10237 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir3983665497/syzkaller.BKR84W/24/file0/bus" dev="loop0" ino=18 res=1 XFS (loop2): Mounting V4 Filesystem EXT4-fs error (device loop0): ext4_mb_generate_buddy:754: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters audit: type=1804 audit(1676775200.872:3): pid=10237 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.0" name="/root/syzkaller-testdir3983665497/syzkaller.BKR84W/24/file0/bus" dev="loop0" ino=18 res=1 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready XFS (loop2): Ending clean mount XFS (loop2): Quotacheck needed: Please wait. EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 chnl_net:chnl_net_open(): err: Unable to register and open device, Err:-19 EXT4-fs (loop0): This should not happen!! Data will be lost XFS (loop2): Quotacheck: Done. EXT4-fs (loop0): Total free blocks count 0 EXT4-fs (loop0): Free/Dirty block details caif:caif_disconnect_client(): nothing to disconnect EXT4-fs (loop0): free_blocks=2415919104 EXT4-fs (loop0): dirty_blocks=16 EXT4-fs (loop0): Block reservation details EXT4-fs (loop0): i_reserved_data_blocks=1 chnl_net:chnl_flowctrl_cb(): NET flowctrl func called flow: CLOSE/DEINIT XFS (loop2): Unmounting Filesystem sd 0:0:1:0: [sg0] tag#2604 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#2604 CDB: opcode=0xd3 (vendor) sd 0:0:1:0: [sg0] tag#2604 CDB[00]: d3 6f e5 9b 2f 24 43 49 52 81 7f fa 03 10 2d 56 sd 0:0:1:0: [sg0] tag#2604 CDB[10]: 51 39 63 b8 7c 6b d1 cd ae f8 9c 70 2a 0b fb 69 sd 0:0:1:0: [sg0] tag#2604 CDB[20]: 41 88 e5 53 e3 19 1b 66 de 61 93 d9 97 29 72 96 sd 0:0:1:0: [sg0] tag#2604 CDB[30]: fc 3d 57 0b 16 de b8 a0 0f af 8c ba e9 0c a6 ce sd 0:0:1:0: [sg0] tag#2604 CDB[40]: a0 b8 ed 71 88 d2 c3 05 6e 20 8b 98 4d 6e a0 bd sd 0:0:1:0: [sg0] tag#2604 CDB[50]: e6 e2 1b f7 a8 86 7b d1 86 ea 24 ab 9c 69 a0 de sd 0:0:1:0: [sg0] tag#2604 CDB[60]: 6f bb 07 d7 da 3e 28 34 5e 3e f0 95 be 61 b9 28 sd 0:0:1:0: [sg0] tag#2604 CDB[70]: 9f 6c 0c 81 df 47 36 fa 90 be 01 1a 97 a3 b9 2a sd 0:0:1:0: [sg0] tag#2604 CDB[80]: 75 fb b0 27 fc 3b 36 b6 4f d2 17 83 01 97 b8 f8 sd 0:0:1:0: [sg0] tag#2604 CDB[90]: ae e6 7d 5c d2 aa f0 41 5d 3d 45 23 15 de e3 54 sd 0:0:1:0: [sg0] tag#2604 CDB[a0]: 5d f1 41 f1 ee 6b 87 50 f5 73 8d 23 6e d6 6e 12 sd 0:0:1:0: [sg0] tag#2604 CDB[b0]: 90 b2 41 f9 75 64 17 67 00 2a f3 72 ac bb 9a b5 sd 0:0:1:0: [sg0] tag#2604 CDB[c0]: 23 ba 0e 16 58 a9 ea 87 35 ae 91 eb 74 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. EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue audit: type=1804 audit(1676775201.662:4): pid=10288 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir3983665497/syzkaller.BKR84W/25/file0/bus" dev="loop0" ino=18 res=1 XFS (loop4): Mounting V4 Filesystem EXT4-fs error (device loop0): ext4_mb_generate_buddy:754: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters XFS (loop4): Ending clean mount audit: type=1804 audit(1676775201.692:5): pid=10288 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.0" name="/root/syzkaller-testdir3983665497/syzkaller.BKR84W/25/file0/bus" dev="loop0" ino=18 res=1 EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 XFS (loop4): Quotacheck needed: Please wait. EXT4-fs (loop0): This should not happen!! Data will be lost EXT4-fs (loop0): Total free blocks count 0 XFS (loop4): Quotacheck: Done. EXT4-fs (loop0): Free/Dirty block details EXT4-fs (loop0): free_blocks=2415919104 EXT4-fs (loop0): dirty_blocks=16 EXT4-fs (loop0): Block reservation details EXT4-fs (loop0): i_reserved_data_blocks=1 XFS (loop4): Unmounting Filesystem sd 0:0:1:0: [sg0] tag#2639 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#2639 CDB: opcode=0xd3 (vendor) sd 0:0:1:0: [sg0] tag#2639 CDB[00]: d3 6f e5 9b 2f 24 43 49 52 81 7f fa 03 10 2d 56 sd 0:0:1:0: [sg0] tag#2639 CDB[10]: 51 39 63 b8 7c 6b d1 cd ae f8 9c 70 2a 0b fb 69 sd 0:0:1:0: [sg0] tag#2639 CDB[20]: 41 88 e5 53 e3 19 1b 66 de 61 93 d9 97 29 72 96 sd 0:0:1:0: [sg0] tag#2639 CDB[30]: fc 3d 57 0b 16 de b8 a0 0f af 8c ba e9 0c a6 ce sd 0:0:1:0: [sg0] tag#2639 CDB[40]: a0 b8 ed 71 88 d2 c3 05 6e 20 8b 98 4d 6e a0 bd sd 0:0:1:0: [sg0] tag#2639 CDB[50]: e6 e2 1b f7 a8 86 7b d1 86 ea 24 ab 9c 69 a0 de sd 0:0:1:0: [sg0] tag#2639 CDB[60]: 6f bb 07 d7 da 3e 28 34 5e 3e f0 95 be 61 b9 28 sd 0:0:1:0: [sg0] tag#2639 CDB[70]: 9f 6c 0c 81 df 47 36 fa 90 be 01 1a 97 a3 b9 2a sd 0:0:1:0: [sg0] tag#2639 CDB[80]: 75 fb b0 27 fc 3b 36 b6 4f d2 17 83 01 97 b8 f8 sd 0:0:1:0: [sg0] tag#2639 CDB[90]: ae e6 7d 5c d2 aa f0 41 5d 3d 45 23 15 de e3 54 sd 0:0:1:0: [sg0] tag#2639 CDB[a0]: 5d f1 41 f1 ee 6b 87 50 f5 73 8d 23 6e d6 6e 12 sd 0:0:1:0: [sg0] tag#2639 CDB[b0]: 90 b2 41 f9 75 64 17 67 00 2a f3 72 ac bb 9a b5 sd 0:0:1:0: [sg0] tag#2639 CDB[c0]: 23 ba 0e 16 58 a9 ea 87 35 ae 91 eb 74 EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue audit: type=1804 audit(1676775202.482:6): pid=10337 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir3983665497/syzkaller.BKR84W/26/file0/bus" dev="loop0" ino=18 res=1 EXT4-fs error (device loop0): ext4_mb_generate_buddy:754: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters audit: type=1804 audit(1676775202.532:7): pid=10337 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.0" name="/root/syzkaller-testdir3983665497/syzkaller.BKR84W/26/file0/bus" dev="loop0" ino=18 res=1 EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 EXT4-fs (loop0): This should not happen!! Data will be lost EXT4-fs (loop0): Total free blocks count 0 EXT4-fs (loop0): Free/Dirty block details EXT4-fs (loop0): free_blocks=2415919104 EXT4-fs (loop0): dirty_blocks=16 EXT4-fs (loop0): Block reservation details EXT4-fs (loop0): i_reserved_data_blocks=1 sd 0:0:1:0: [sg0] tag#2743 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#2743 CDB: opcode=0xd3 (vendor) sd 0:0:1:0: [sg0] tag#2743 CDB[00]: d3 6f e5 9b 2f 24 43 49 52 81 7f fa 03 10 2d 56 sd 0:0:1:0: [sg0] tag#2743 CDB[10]: 51 39 63 b8 7c 6b d1 cd ae f8 9c 70 2a 0b fb 69 sd 0:0:1:0: [sg0] tag#2743 CDB[20]: 41 88 e5 53 e3 19 1b 66 de 61 93 d9 97 29 72 96 sd 0:0:1:0: [sg0] tag#2743 CDB[30]: fc 3d 57 0b 16 de b8 a0 0f af 8c ba e9 0c a6 ce sd 0:0:1:0: [sg0] tag#2743 CDB[40]: a0 b8 ed 71 88 d2 c3 05 6e 20 8b 98 4d 6e a0 bd sd 0:0:1:0: [sg0] tag#2743 CDB[50]: e6 e2 1b f7 a8 86 7b d1 86 ea 24 ab 9c 69 a0 de sd 0:0:1:0: [sg0] tag#2743 CDB[60]: 6f bb 07 d7 da 3e 28 34 5e 3e f0 95 be 61 b9 28 sd 0:0:1:0: [sg0] tag#2743 CDB[70]: 9f 6c 0c 81 df 47 36 fa 90 be 01 1a 97 a3 b9 2a sd 0:0:1:0: [sg0] tag#2743 CDB[80]: 75 fb b0 27 fc 3b 36 b6 4f d2 17 83 01 97 b8 f8 sd 0:0:1:0: [sg0] tag#2743 CDB[90]: ae e6 7d 5c d2 aa f0 41 5d 3d 45 23 15 de e3 54 sd 0:0:1:0: [sg0] tag#2743 CDB[a0]: 5d f1 41 f1 ee 6b 87 50 f5 73 8d 23 6e d6 6e 12 sd 0:0:1:0: [sg0] tag#2743 CDB[b0]: 90 b2 41 f9 75 64 17 67 00 2a f3 72 ac bb 9a b5 sd 0:0:1:0: [sg0] tag#2743 CDB[c0]: 23 ba 0e 16 58 a9 ea 87 35 ae 91 eb 74 sd 0:0:1:0: [sg0] tag#2745 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#2745 CDB: opcode=0xd3 (vendor) sd 0:0:1:0: [sg0] tag#2745 CDB[00]: d3 6f e5 9b 2f 24 43 49 52 81 7f fa 03 10 2d 56 sd 0:0:1:0: [sg0] tag#2745 CDB[10]: 51 39 63 b8 7c 6b d1 cd ae f8 9c 70 2a 0b fb 69 sd 0:0:1:0: [sg0] tag#2745 CDB[20]: 41 88 e5 53 e3 19 1b 66 de 61 93 d9 97 29 72 96 sd 0:0:1:0: [sg0] tag#2745 CDB[30]: fc 3d 57 0b 16 de b8 a0 0f af 8c ba e9 0c a6 ce sd 0:0:1:0: [sg0] tag#2745 CDB[40]: a0 b8 ed 71 88 d2 c3 05 6e 20 8b 98 4d 6e a0 bd sd 0:0:1:0: [sg0] tag#2745 CDB[50]: e6 e2 1b f7 a8 86 7b d1 86 ea 24 ab 9c 69 a0 de sd 0:0:1:0: [sg0] tag#2745 CDB[60]: 6f bb 07 d7 da 3e 28 34 5e 3e f0 95 be 61 b9 28 sd 0:0:1:0: [sg0] tag#2745 CDB[70]: 9f 6c 0c 81 df 47 36 fa 90 be 01 1a 97 a3 b9 2a sd 0:0:1:0: [sg0] tag#2745 CDB[80]: 75 fb b0 27 fc 3b 36 b6 4f d2 17 83 01 97 b8 f8 sd 0:0:1:0: [sg0] tag#2745 CDB[90]: ae e6 7d 5c d2 aa f0 41 5d 3d 45 23 15 de e3 54 sd 0:0:1:0: [sg0] tag#2745 CDB[a0]: 5d f1 41 f1 ee 6b 87 50 f5 73 8d 23 6e d6 6e 12 sd 0:0:1:0: [sg0] tag#2745 CDB[b0]: 90 b2 41 f9 75 64 17 67 00 2a f3 72 ac bb 9a b5 sd 0:0:1:0: [sg0] tag#2745 CDB[c0]: 23 ba 0e 16 58 a9 ea 87 35 ae 91 eb 74 EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue audit: type=1804 audit(1676775203.432:8): pid=10378 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.0" name="/root/syzkaller-testdir3983665497/syzkaller.BKR84W/27/file0/bus" dev="loop0" ino=18 res=1 EXT4-fs error (device loop0): ext4_mb_generate_buddy:754: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters audit: type=1804 audit(1676775203.452:9): pid=10378 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.0" name="/root/syzkaller-testdir3983665497/syzkaller.BKR84W/27/file0/bus" dev="loop0" ino=18 res=1 EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 EXT4-fs (loop0): This should not happen!! Data will be lost EXT4-fs (loop0): Total free blocks count 0 EXT4-fs (loop0): Free/Dirty block details EXT4-fs (loop0): free_blocks=2415919104 EXT4-fs (loop0): dirty_blocks=16 EXT4-fs (loop0): Block reservation details EXT4-fs (loop0): i_reserved_data_blocks=1 unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1 sd 0:0:1:0: [sg0] tag#2849 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#2849 CDB: opcode=0xd3 (vendor) sd 0:0:1:0: [sg0] tag#2849 CDB[00]: d3 6f e5 9b 2f 24 43 49 52 81 7f fa 03 10 2d 56 sd 0:0:1:0: [sg0] tag#2849 CDB[10]: 51 39 63 b8 7c 6b d1 cd ae f8 9c 70 2a 0b fb 69 sd 0:0:1:0: [sg0] tag#2849 CDB[20]: 41 88 e5 53 e3 19 1b 66 de 61 93 d9 97 29 72 96 sd 0:0:1:0: [sg0] tag#2849 CDB[30]: fc 3d 57 0b 16 de b8 a0 0f af 8c ba e9 0c a6 ce sd 0:0:1:0: [sg0] tag#2849 CDB[40]: a0 b8 ed 71 88 d2 c3 05 6e 20 8b 98 4d 6e a0 bd sd 0:0:1:0: [sg0] tag#2849 CDB[50]: e6 e2 1b f7 a8 86 7b d1 86 ea 24 ab 9c 69 a0 de sd 0:0:1:0: [sg0] tag#2849 CDB[60]: 6f bb 07 d7 da 3e 28 34 5e 3e f0 95 be 61 b9 28 sd 0:0:1:0: [sg0] tag#2849 CDB[70]: 9f 6c 0c 81 df 47 36 fa 90 be 01 1a 97 a3 b9 2a sd 0:0:1:0: [sg0] tag#2849 CDB[80]: 75 fb b0 27 fc 3b 36 b6 4f d2 17 83 01 97 b8 f8 sd 0:0:1:0: [sg0] tag#2849 CDB[90]: ae e6 7d 5c d2 aa f0 41 5d 3d 45 23 15 de e3 54 sd 0:0:1:0: [sg0] tag#2849 CDB[a0]: 5d f1 41 f1 ee 6b 87 50 f5 73 8d 23 6e d6 6e 12 sd 0:0:1:0: [sg0] tag#2849 CDB[b0]: 90 b2 41 f9 75 64 17 67 00 2a f3 72 ac bb 9a b5 sd 0:0:1:0: [sg0] tag#2849 CDB[c0]: 23 ba 0e 16 58 a9 ea 87 35 ae 91 eb 74 EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue audit: type=1804 audit(1676775204.712:10): pid=10425 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir2500648908/syzkaller.zvW805/22/file0/bus" dev="loop1" ino=18 res=1 sd 0:0:1:0: [sg0] tag#2859 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#2859 CDB: opcode=0xd3 (vendor) sd 0:0:1:0: [sg0] tag#2859 CDB[00]: d3 6f e5 9b 2f 24 43 49 52 81 7f fa 03 10 2d 56 sd 0:0:1:0: [sg0] tag#2859 CDB[10]: 51 39 63 b8 7c 6b d1 cd ae f8 9c 70 2a 0b fb 69 sd 0:0:1:0: [sg0] tag#2859 CDB[20]: 41 88 e5 53 e3 19 1b 66 de 61 93 d9 97 29 72 96 sd 0:0:1:0: [sg0] tag#2859 CDB[30]: fc 3d 57 0b 16 de b8 a0 0f af 8c ba e9 0c a6 ce audit: type=1804 audit(1676775204.722:11): pid=10425 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.1" name="/root/syzkaller-testdir2500648908/syzkaller.zvW805/22/file0/bus" dev="loop1" ino=18 res=1 sd 0:0:1:0: [sg0] tag#2859 CDB[40]: a0 b8 ed 71 88 d2 c3 05 6e 20 8b 98 4d 6e a0 bd sd 0:0:1:0: [sg0] tag#2859 CDB[50]: e6 e2 1b f7 a8 86 7b d1 86 ea 24 ab 9c 69 a0 de sd 0:0:1:0: [sg0] tag#2859 CDB[60]: 6f bb 07 d7 da 3e 28 34 5e 3e f0 95 be 61 b9 28 sd 0:0:1:0: [sg0] tag#2859 CDB[70]: 9f 6c 0c 81 df 47 36 fa 90 be 01 1a 97 a3 b9 2a sd 0:0:1:0: [sg0] tag#2859 CDB[80]: 75 fb b0 27 fc 3b 36 b6 4f d2 17 83 01 97 b8 f8 sd 0:0:1:0: [sg0] tag#2859 CDB[90]: ae e6 7d 5c d2 aa f0 41 5d 3d 45 23 15 de e3 54 sd 0:0:1:0: [sg0] tag#2859 CDB[a0]: 5d f1 41 f1 ee 6b 87 50 f5 73 8d 23 6e d6 6e 12 sd 0:0:1:0: [sg0] tag#2859 CDB[b0]: 90 b2 41 f9 75 64 17 67 00 2a f3 72 ac bb 9a b5 sd 0:0:1:0: [sg0] tag#2859 CDB[c0]: 23 ba 0e 16 58 a9 ea 87 35 ae 91 eb 74 EXT4-fs error (device loop1): ext4_mb_generate_buddy:754: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 EXT4-fs (loop1): This should not happen!! Data will be lost EXT4-fs (loop1): Total free blocks count 0 EXT4-fs (loop1): Free/Dirty block details EXT4-fs error (device loop5): ext4_mb_generate_buddy:754: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters EXT4-fs (loop1): free_blocks=2415919104 EXT4-fs (loop1): dirty_blocks=16 EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 EXT4-fs (loop1): Block reservation details EXT4-fs (loop1): i_reserved_data_blocks=1 EXT4-fs (loop5): This should not happen!! Data will be lost EXT4-fs (loop5): Total free blocks count 0 EXT4-fs (loop5): Free/Dirty block details EXT4-fs (loop5): free_blocks=2415919104 EXT4-fs (loop5): dirty_blocks=16 EXT4-fs (loop5): Block reservation details EXT4-fs (loop5): i_reserved_data_blocks=1 EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue sd 0:0:1:0: [sg0] tag#2941 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#2941 CDB: opcode=0xd3 (vendor) sd 0:0:1:0: [sg0] tag#2941 CDB[00]: d3 6f e5 9b 2f 24 43 49 52 81 7f fa 03 10 2d 56 sd 0:0:1:0: [sg0] tag#2941 CDB[10]: 51 39 63 b8 7c 6b d1 cd ae f8 9c 70 2a 0b fb 69 sd 0:0:1:0: [sg0] tag#2941 CDB[20]: 41 88 e5 53 e3 19 1b 66 de 61 93 d9 97 29 72 96 sd 0:0:1:0: [sg0] tag#2941 CDB[30]: fc 3d 57 0b 16 de b8 a0 0f af 8c ba e9 0c a6 ce sd 0:0:1:0: [sg0] tag#2941 CDB[40]: a0 b8 ed 71 88 d2 c3 05 6e 20 8b 98 4d 6e a0 bd sd 0:0:1:0: [sg0] tag#2941 CDB[50]: e6 e2 1b f7 a8 86 7b d1 86 ea 24 ab 9c 69 a0 de sd 0:0:1:0: [sg0] tag#2941 CDB[60]: 6f bb 07 d7 da 3e 28 34 5e 3e f0 95 be 61 b9 28 sd 0:0:1:0: [sg0] tag#2941 CDB[70]: 9f 6c 0c 81 df 47 36 fa 90 be 01 1a 97 a3 b9 2a sd 0:0:1:0: [sg0] tag#2941 CDB[80]: 75 fb b0 27 fc 3b 36 b6 4f d2 17 83 01 97 b8 f8 sd 0:0:1:0: [sg0] tag#2941 CDB[90]: ae e6 7d 5c d2 aa f0 41 5d 3d 45 23 15 de e3 54 sd 0:0:1:0: [sg0] tag#2941 CDB[a0]: 5d f1 41 f1 ee 6b 87 50 f5 73 8d 23 6e d6 6e 12 sd 0:0:1:0: [sg0] tag#2941 CDB[b0]: 90 b2 41 f9 75 64 17 67 00 2a f3 72 ac bb 9a b5 sd 0:0:1:0: [sg0] tag#2941 CDB[c0]: 23 ba 0e 16 58 a9 ea 87 35 ae 91 eb 74 kauditd_printk_skb: 2 callbacks suppressed audit: type=1804 audit(1676775205.903:14): pid=10471 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir2500648908/syzkaller.zvW805/23/file0/bus" dev="loop1" ino=18 res=1 EXT4-fs error (device loop1): ext4_mb_generate_buddy:754: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters EXT4-fs error (device loop5): ext4_mb_generate_buddy:754: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters audit: type=1804 audit(1676775205.903:15): pid=10471 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.1" name="/root/syzkaller-testdir2500648908/syzkaller.zvW805/23/file0/bus" dev="loop1" ino=18 res=1 EXT4-fs (loop1): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 EXT4-fs (loop5): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 1 with error 28 EXT4-fs (loop1): This should not happen!! Data will be lost EXT4-fs (loop5): This should not happen!! Data will be lost audit: type=1804 audit(1676775205.933:16): pid=10482 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir2517449053/syzkaller.bIh0K1/29/file0/bus" dev="loop5" ino=18 res=1 EXT4-fs (loop1): Total free blocks count 0 EXT4-fs (loop5): Total free blocks count 0 EXT4-fs (loop1): Free/Dirty block details EXT4-fs (loop5): Free/Dirty block details EXT4-fs (loop1): free_blocks=2415919104 EXT4-fs (loop5): free_blocks=2415919104 EXT4-fs (loop1): dirty_blocks=16 EXT4-fs (loop5): dirty_blocks=16 EXT4-fs (loop1): Block reservation details EXT4-fs (loop5): Block reservation details audit: type=1804 audit(1676775205.943:17): pid=10482 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.5" name="/root/syzkaller-testdir2517449053/syzkaller.bIh0K1/29/file0/bus" dev="loop5" ino=18 res=1 EXT4-fs (loop1): i_reserved_data_blocks=1 EXT4-fs (loop5): i_reserved_data_blocks=1 EXT4-fs (loop2): mounted filesystem without journal. Opts: ,errors=continue print_req_error: I/O error, dev loop5, sector 0 EXT4-fs (loop1): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue audit: type=1804 audit(1676775207.273:18): pid=10522 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="/root/syzkaller-testdir2500648908/syzkaller.zvW805/24/file0/bus" dev="loop1" ino=18 res=1 audit: type=1804 audit(1676775207.303:19): pid=10522 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.1" name="/root/syzkaller-testdir2500648908/syzkaller.zvW805/24/file0/bus" dev="loop1" ino=18 res=1 EXT4-fs error (device loop1): ext4_mb_generate_buddy:754: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters EXT4-fs error (device loop5): ext4_mb_generate_buddy:754: group 0, block bitmap and bg descriptor inconsistent: 25 vs 150994969 free clusters