program: syz_mount_image$ocfs2(&(0x7f00000026c0), &(0x7f0000004780)='./file0\x00', 0x200000, &(0x7f0000000640)=ANY=[@ANYBLOB="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"], 0x1, 0x4703, &(0x7f0000004800)="$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r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0) write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) write$FUSE_WRITE(r1, &(0x7f00000000c0)={0x18}, 0xfffffdef) open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0) syz_usb_connect(0x0, 0x24, &(0x7f0000002d80)={{0x12, 0x1, 0x0, 0xc9, 0xd1, 0xc4, 0x8, 0x499, 0x500a, 0xe7b7, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x97, 0x0, 0x0, 0xd, 0xd5, 0xce}}]}}]}}, 0x0) r2 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r2, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x4800000, 0x8005, 0x0, 0x0, 0x9, 0x0, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780820d10a00966d61fdcf335263bd9bffbcc2542ded71038259ca0400e1a311efec32d71e14ef3dc177b5b48b00", "f2fdffffffffffffff810000000000d300e6d602000000000000000000000001", [0x2, 0x1000]}) truncate(&(0x7f0000000100)='./file1\x00', 0xc88) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000a00)=@delchain={0x184, 0x65, 0x0, 0x0, 0x1000, {0x0, 0x0, 0x0, 0x0, {0x10, 0xfff2}}, [@filter_kind_options=@f_route={{0xa}, {0x154, 0x2, [@TCA_ROUTE4_CLASSID={0x8, 0x1, {0x2, 0xfff1}}, @TCA_ROUTE4_ACT={0x148, 0x6, [@m_csum={0x30, 0x8, 0x0, 0x0, {{0x9}, {0x4}, {0x4}, {0xc, 0x7, {0x0, 0x1}}, {0xc, 0x8, {0x1, 0x3}}}}, @m_ife={0x50, 0x7, 0x0, 0x0, {{0x8}, {0x10, 0x2, 0x0, 0x1, [@TCA_IFE_SMAC={0xa, 0x4, @broadcast}]}, {0x19, 0x6, "3c4d628f307b84d62ea02c2a83d6801f55d9f79db5"}, {0xc, 0x7, {0x1, 0x1}}, {0xc, 0x8, {0x2, 0x5}}}}, @m_bpf={0x68, 0x1b, 0x0, 0x0, {{0x8}, {0x4}, {0x3d, 0x6, "23e2e8fc6355c11f988ad547fc4f6dd395000000000000000000000000000000e1e11e5688e32cc36e669f518f4e212e42d35700172adf7aa5"}, {0xc, 0x7, {0x1}}, {0xc, 0x8, {0x2}}}}, @m_vlan={0x5c, 0x11, 0x0, 0x0, {{0x9}, {0x14, 0x2, 0x0, 0x1, [@TCA_VLAN_PUSH_VLAN_ID={0x6, 0x3, 0x48e}, @TCA_VLAN_PUSH_VLAN_PRIORITY={0x5, 0x6, 0x1}]}, {0x1f, 0x6, "5f63f7b81428fa495feea1e2726b3e40e69cac9598e2cdc7e6adfa"}, {0xc, 0x7, {0x1, 0x1}}, {0xc, 0x8, {0x2, 0x2}}}}]}]}}]}, 0x184}}, 0x0) r3 = socket(0x10, 0x803, 0x0) sendto(r3, &(0x7f0000000740)="120000001200e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$netlink(0x10, 0x3, 0x0) writev(r5, &(0x7f00000003c0)=[{&(0x7f0000000180)="390000001300034700bb65e1c3e4ffff01000000010000005600000025000000190004000400000007fd17e5ffff0800040000000000000000", 0x39}], 0x1) sendmsg$nl_generic(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000001ac0)={&(0x7f00000041c0)={0x14, 0x26, 0x1, 0xf0bd26, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x4000d}, 0x20048000) r6 = openat$cdrom(0xffffffffffffff9c, &(0x7f0000000000), 0x80200, 0x0) ioctl$CDROMREADAUDIO(r6, 0x530e, &(0x7f00000004c0)={@lba=0x200, 0x2, 0x5, &(0x7f0000000480)=""/5}) recvmmsg(r3, &(0x7f00000037c0)=[{{&(0x7f00000004c0)=@ethernet={0x0, @random}, 0x80, &(0x7f0000000380), 0x0, &(0x7f0000000600)=""/191, 0xbf, 0xb00}}], 0x1, 0x0, &(0x7f0000003700)={0x77359400}) [ 75.503903][ T5298] Bluetooth: hci0: command tx timeout [ 76.055600][ T5318] loop0: detected capacity change from 0 to 32768 [ 76.111151][ T5318] (syz.0.0,5318,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC. [ 76.135783][ T5318] (syz.0.0,5318,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC. [ 76.175781][ T5318] JBD2: Ignoring recovery information on journal [ 76.237498][ T5318] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 76.465148][ T1314] ieee802154 phy0 wpan0: encryption failed: -22 [ 76.467993][ T1314] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.754090][ T5316] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 76.903594][ T5316] usb 5-1: Using ep0 maxpacket: 8 [ 76.937951][ T5316] usb 5-1: config 0 has an invalid interface number: 151 but max is 0 [ 76.941428][ T5316] usb 5-1: config 0 has no interface number 0 [ 76.952891][ T5316] usb 5-1: New USB device found, idVendor=0499, idProduct=500a, bcdDevice=e7.b7 [ 76.964499][ T5316] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 76.973464][ T5316] usb 5-1: Product: syz [ 76.975289][ T5316] usb 5-1: Manufacturer: syz [ 76.977234][ T5316] usb 5-1: SerialNumber: syz [ 76.991991][ T5316] usb 5-1: config 0 descriptor?? [ 77.018245][ T5316] usb 5-1: Quirk or no altset; falling back to MIDI 1.0 [ 77.080870][ T5316] snd-usb-audio 5-1:0.151: probe with driver snd-usb-audio failed with error -2 [ 77.132242][ T5295] udevd[5295]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb5/5-1/5-1:0.151/sound/card3/controlC3/../uevent} for writing: No such file or directory [ 77.264219][ T5322] loop0: detected capacity change from 32768 to 0 [ 77.339456][ T5321] JBD2: Detected IO errors -5 while flushing file data on loop0-29 [ 77.343100][ T5321] Aborting journal on device loop0-29. [ 77.346141][ T5318] (syz.0.0,5318,0):ocfs2_extend_trans:460 ERROR: status = -30 [ 77.348981][ T5318] (syz.0.0,5318,0):ocfs2_insert_path:4189 ERROR: status = -30 [ 77.351979][ T5318] (syz.0.0,5318,0):ocfs2_do_insert_extent:4345 ERROR: status = -30 [ 77.356671][ T5321] Buffer I/O error on dev loop0, logical block 552, lost sync page write [ 77.359970][ T5321] JBD2: I/O error when updating journal superblock for loop0-29. [ 77.365322][ T5319] (syz.0.0,5319,0):ocfs2_start_trans:379 ERROR: status = -30 [ 77.368686][ T5319] OCFS2: abort (device loop0): handle_t *ocfs2_start_trans(struct ocfs2_super *, int): Detected aborted journal [ 77.375777][ T5322] netlink: 'syz.0.0': attribute type 4 has an invalid length. [ 77.382657][ T5318] (syz.0.0,5318,0):ocfs2_insert_extent:4767 ERROR: status = -30 [ 77.386620][ T5319] On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. [ 77.390851][ T5319] OCFS2: Returning error to the calling process. [ 77.394026][ T5318] (syz.0.0,5318,0):ocfs2_add_clusters_in_btree:4860 ERROR: status = -30 [ 77.406045][ T5318] (syz.0.0,5318,0):__ocfs2_journal_access:727 ERROR: Error -30 getting 2 access to buffer! [ 77.414939][ T5319] (syz.0.0,5319,0):ocfs2_write_begin_nolock:1752 ERROR: status = -30 [ 77.418488][ T5319] (syz.0.0,5319,0):ocfs2_write_begin:1887 ERROR: status = -30 [ 77.421690][ T5318] (syz.0.0,5318,0):ocfs2_block_group_clear_bits:2491 ERROR: status = -30 [ 77.439495][ T5318] (syz.0.0,5318,0):_ocfs2_free_suballoc_bits:2592 ERROR: status = -30 [ 77.449965][ T5323] (syz.0.0,5323,0):ocfs2_start_trans:379 ERROR: status = -30 [ 77.457432][ T5323] OCFS2: abort (device loop0): handle_t *ocfs2_start_trans(struct ocfs2_super *, int): Detected aborted journal [ 77.462158][ T5323] On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. [ 77.474993][ T5318] (syz.0.0,5318,0):_ocfs2_free_clusters:2676 ERROR: status = -30 [ 77.491192][ T5318] (syz.0.0,5318,0):ocfs2_write_cluster:1132 ERROR: status = -30 [ 77.501255][ T5323] OCFS2: Returning error to the calling process. [ 77.510236][ T5318] (syz.0.0,5318,0):ocfs2_write_cluster_by_desc:1226 ERROR: status = -30 [ 77.515070][ T5323] (syz.0.0,5323,0):ocfs2_orphan_for_truncate:399 ERROR: status = -30 [ 77.518901][ T5323] (syz.0.0,5323,0):ocfs2_truncate_file:502 ERROR: status = -30 [ 77.523076][ T5318] (syz.0.0,5318,0):ocfs2_write_begin_nolock:1799 ERROR: status = -30 [ 77.529532][ T5318] [ 77.530712][ T5318] ============================================ [ 77.533319][ T5318] WARNING: possible recursive locking detected [ 77.535799][ T5318] syzkaller #0 Not tainted [ 77.537700][ T5318] -------------------------------------------- [ 77.540322][ T5318] syz.0.0/5318 is trying to acquire lock: [ 77.542598][ T5318] ffff888040e10610 (sb_internal#2){.+.+}-{0:0}, at: ocfs2_mark_dquot_dirty+0x4a3/0xd10 [ 77.546500][ T5318] [ 77.546500][ T5318] but task is already holding lock: [ 77.549354][ T5318] ffff888040e10610 (sb_internal#2){.+.+}-{0:0}, at: ocfs2_write_begin_nolock+0x26ee/0x4340 [ 77.553253][ T5318] [ 77.553253][ T5318] other info that might help us debug this: [ 77.556527][ T5318] Possible unsafe locking scenario: [ 77.556527][ T5318] [ 77.559694][ T5318] CPU0 [ 77.561152][ T5318] ---- [ 77.562576][ T5318] lock(sb_internal#2); [ 77.564355][ T5318] lock(sb_internal#2); [ 77.566126][ T5318] [ 77.566126][ T5318] *** DEADLOCK *** [ 77.566126][ T5318] [ 77.569408][ T5318] May be due to missing lock nesting notation [ 77.569408][ T5318] [ 77.572944][ T5318] 9 locks held by syz.0.0/5318: [ 77.575062][ T5318] #0: ffff88803f7f90f8 (&f->f_pos_lock){+.+.}-{4:4}, at: fdget_pos+0x247/0x320 [ 77.578816][ T5318] #1: ffff888040e10420 (sb_writers#12){.+.+}-{0:0}, at: vfs_write+0x211/0xb30 [ 77.582665][ T5318] #2: ffff8880510489c0 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: ocfs2_file_write_iter+0x429/0x1d10 [ 77.587173][ T5318] #3: ffff888051048660 (&oi->ip_alloc_sem){++++}-{4:4}, at: ocfs2_write_begin+0x198/0x310 [ 77.591193][ T5318] #4: ffff8880009e1800 (&ocfs2_sysfile_lock_key[EXTENT_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_reserve_suballoc_bits+0x15e/0x4640 [ 77.596947][ T5318] #5: ffff888051045100 (&ocfs2_sysfile_lock_key[GLOBAL_BITMAP_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_reserve_suballoc_bits+0x15e/0x4640 [ 77.602632][ T5318] #6: ffff888040e10610 (sb_internal#2){.+.+}-{0:0}, at: ocfs2_write_begin_nolock+0x26ee/0x4340 [ 77.607092][ T5318] #7: ffff88803355d8e8 (&journal->j_trans_barrier){.+.+}-{4:4}, at: ocfs2_start_trans+0x36a/0x6d0 [ 77.611800][ T5318] #8: ffffffff8e0c0c30 (dquot_srcu){.+.+}-{0:0}, at: __dquot_free_space+0x18e/0xc00 [ 77.615851][ T5318] [ 77.615851][ T5318] stack backtrace: [ 77.618444][ T5318] CPU: 0 UID: 0 PID: 5318 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 77.618461][ T5318] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 77.618468][ T5318] Call Trace: [ 77.618476][ T5318] [ 77.618482][ T5318] dump_stack_lvl+0x189/0x250 [ 77.618502][ T5318] ? __pfx_dump_stack_lvl+0x10/0x10 [ 77.618518][ T5318] ? __pfx__printk+0x10/0x10 [ 77.618531][ T5318] ? print_lock_name+0xde/0x100 [ 77.618543][ T5318] print_deadlock_bug+0x28b/0x2a0 [ 77.618558][ T5318] validate_chain+0x1a3f/0x2140 [ 77.618578][ T5318] __lock_acquire+0xab9/0xd20 [ 77.618592][ T5318] ? ocfs2_mark_dquot_dirty+0x4a3/0xd10 [ 77.618604][ T5318] lock_acquire+0x120/0x360 [ 77.618615][ T5318] ? ocfs2_mark_dquot_dirty+0x4a3/0xd10 [ 77.618629][ T5318] ? do_raw_spin_unlock+0x4d/0x240 [ 77.618646][ T5318] ocfs2_start_trans+0x26b/0x6d0 [ 77.618658][ T5318] ? ocfs2_mark_dquot_dirty+0x4a3/0xd10 [ 77.618672][ T5318] ? __pfx_ocfs2_start_trans+0x10/0x10 [ 77.618686][ T5318] ocfs2_mark_dquot_dirty+0x4a3/0xd10 [ 77.618700][ T5318] ? __lock_acquire+0xab9/0xd20 [ 77.618711][ T5318] ? __pfx_ocfs2_mark_dquot_dirty+0x10/0x10 [ 77.618724][ T5318] ? do_raw_spin_lock+0x121/0x290 [ 77.618742][ T5318] mark_all_dquot_dirty+0x101/0x460 [ 77.618757][ T5318] __dquot_free_space+0x80b/0xc00 [ 77.618777][ T5318] ? __dquot_free_space+0x18e/0xc00 [ 77.618790][ T5318] ? ocfs2_metadata_cache_get_super+0x43/0x80 [ 77.618808][ T5318] dquot_free_space+0x1b/0x30 [ 77.618827][ T5318] ocfs2_write_begin_nolock+0x2dd5/0x4340 [ 77.618857][ T5318] ? __pfx_ocfs2_write_begin_nolock+0x10/0x10 [ 77.618875][ T5318] ? __lock_acquire+0xab9/0xd20 [ 77.618890][ T5318] ? __pfx_ocfs2_read_inode_block+0x10/0x10 [ 77.618904][ T5318] ? __pfx_ocfs2_journal_access_di+0x10/0x10 [ 77.618919][ T5318] ? __lock_acquire+0xab9/0xd20 [ 77.618932][ T5318] ? ocfs2_write_begin+0x198/0x310 [ 77.618950][ T5318] ? ocfs2_write_end_nolock+0x12f9/0x18b0 [ 77.618967][ T5318] ? kfree+0x19a/0x6d0 [ 77.618982][ T5318] ? down_write+0x162/0x1f0 [ 77.619032][ T5318] ? __pfx_down_write+0x10/0x10 [ 77.619051][ T5318] ocfs2_write_begin+0x1bb/0x310 [ 77.619070][ T5318] ? __pfx_ocfs2_write_begin+0x10/0x10 [ 77.619087][ T5318] ? do_raw_spin_unlock+0x4d/0x240 [ 77.619103][ T5318] ? _raw_spin_unlock+0x28/0x50 [ 77.619117][ T5318] ? ocfs2_write_end+0x73/0x90 [ 77.619135][ T5318] generic_perform_write+0x2c5/0x900 [ 77.619149][ T5318] ? __pfx_generic_perform_write+0x10/0x10 [ 77.619160][ T5318] ? file_update_time+0x2da/0x490 [ 77.619173][ T5318] ? __generic_file_write_iter+0xf9/0x230 [ 77.619184][ T5318] ? ocfs2_file_write_iter+0x1551/0x1d10 [ 77.619202][ T5318] ocfs2_file_write_iter+0x157a/0x1d10 [ 77.619223][ T5318] ? __pfx_ocfs2_file_write_iter+0x10/0x10 [ 77.619241][ T5318] ? __lock_acquire+0xab9/0xd20 [ 77.619255][ T5318] ? rcu_read_lock_any_held+0xb3/0x120 [ 77.619270][ T5318] ? __pfx_rcu_read_lock_any_held+0x10/0x10 [ 77.619288][ T5318] vfs_write+0x5c9/0xb30 [ 77.619305][ T5318] ? __pfx_ocfs2_file_write_iter+0x10/0x10 [ 77.619321][ T5318] ? __pfx_vfs_write+0x10/0x10 [ 77.619337][ T5318] ? __fget_files+0x2a/0x420 [ 77.619355][ T5318] ksys_write+0x145/0x250 [ 77.619369][ T5318] ? __pfx_ksys_write+0x10/0x10 [ 77.619383][ T5318] ? do_syscall_64+0xbe/0xfa0 [ 77.619400][ T5318] do_syscall_64+0xfa/0xfa0 [ 77.619414][ T5318] ? lockdep_hardirqs_on+0x9c/0x150 [ 77.619429][ T5318] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.619440][ T5318] ? clear_bhb_loop+0x60/0xb0 [ 77.619453][ T5318] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.619465][ T5318] RIP: 0033:0x7f36ad98f6c9 [ 77.619478][ T5318] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 [ 77.619488][ T5318] RSP: 002b:00007f36ae7c1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 77.619502][ T5318] RAX: ffffffffffffffda RBX: 00007f36adbe5fa0 RCX: 00007f36ad98f6c9 [ 77.619511][ T5318] RDX: 000000000208e24b RSI: 0000200000000240 RDI: 0000000000000004 [ 77.619519][ T5318] RBP: 00007f36ada11f91 R08: 0000000000000000 R09: 0000000000000000 [ 77.619527][ T5318] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 77.619534][ T5318] R13: 00007f36adbe6038 R14: 00007f36adbe5fa0 R15: 00007ffcf0014b08 [ 77.619547][ T5318] [ 77.804831][ T5298] Bluetooth: hci0: command tx timeout [ 77.823784][ T5323] (syz.0.0,5323,0):ocfs2_setattr:1217 ERROR: status = -30 [ 77.833991][ T5318] (syz.0.0,5318,0):ocfs2_start_trans:379 ERROR: status = -30 [ 77.840961][ T5318] OCFS2: abort (device loop0): handle_t *ocfs2_start_trans(struct ocfs2_super *, int): Detected aborted journal [ 77.851550][ T5318] On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. [ 77.862163][ T5318] OCFS2: Returning error to the calling process. [ 77.872294][ T5318] (syz.0.0,5318,0):ocfs2_write_dquot:682 ERROR: status = -30 [ 77.876091][ T5318] (syz.0.0,5318,0):ocfs2_mark_dquot_dirty:983 ERROR: status = -30 [ 77.880534][ T5318] (syz.0.0,5318,0):ocfs2_start_trans:379 ERROR: status = -30 [ 77.884717][ T5318] OCFS2: abort (device loop0): handle_t *ocfs2_start_trans(struct ocfs2_super *, int): Detected aborted journal [ 77.889898][ T5318] On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. [ 77.897682][ T5318] OCFS2: Returning error to the calling process. [ 77.900629][ T5318] (syz.0.0,5318,0):ocfs2_write_dquot:682 ERROR: status = -30 [ 77.904378][ T5318] (syz.0.0,5318,0):ocfs2_mark_dquot_dirty:983 ERROR: status = -30 [ 77.908056][ T5318] (syz.0.0,5318,0):ocfs2_write_begin:1887 ERROR: status = -30 [ 77.923969][ T5311] usb 5-1: USB disconnect, device number 2