program: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000009c0)=@newlink={0x28, 0x10, 0xc362e63b3f31ba5f, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x20080, 0x80e1}, [@IFLA_GROUP={0x8}]}, 0x28}}, 0x0) syz_usb_connect(0x0, 0x24, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x92, 0xdf, 0x55, 0x10, 0x5ac, 0x9226, 0xb289, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0x3, 0xe9}}]}}]}}, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r2 = socket$kcm(0x2, 0xa, 0x2) r3 = socket(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) syz_mount_image$udf(&(0x7f0000000180), &(0x7f0000000100)='./bus\x00', 0x1014494, &(0x7f00000002c0)={[{@iocharset={'iocharset', 0x3d, 'iso8859-4'}}, {@partition={'partition', 0x3d, 0x6}}, {@gid_forget}, {@session={'session', 0x3d, 0xfe8}}, {@noadinicb}, {@anchor}, {@uid_forget}]}, 0xfe, 0xc24, &(0x7f0000001480)="$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") r5 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x0) ftruncate(r5, 0x2007ffc) r6 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$KDSETLED(r6, 0x4b32, 0x6) sendfile(r5, r5, 0x0, 0x800000009) r7 = open(&(0x7f0000000000)='./bus\x00', 0x60142, 0x0) r8 = open(&(0x7f0000000080)='./bus\x00', 0x107382, 0x1d0) ftruncate(r8, 0x2007ffb) sendfile(r7, r8, 0x0, 0x1000000201005) syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000140)=ANY=[@ANYBLOB="1201500200000040cb066829400001020301090224000101023b05090400fe010301030009210700010122f8090905810340000180b5"], 0x0) truncate(&(0x7f00000013c0)='./file1\x00', 0x0) symlink(&(0x7f0000000080)='.\x00', &(0x7f0000000000)='./file0\x00') ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000000)={'lo\x00', 0x0}) sendmsg$nl_route_sched(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000780)={&(0x7f0000000400)=@newqdisc={0x38, 0x24, 0xd0f, 0x0, 0x0, {0x60, 0x0, 0x0, r9, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_pie={{0x8}, {0xc, 0x2, [@TCA_PIE_TUPDATE={0x8, 0x8, 0xffffffff}]}}]}, 0x38}}, 0x0) syz_genetlink_get_family_id$tipc(&(0x7f00000000c0), r3) ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local}) ppoll(0x0, 0x0, &(0x7f0000000340)={0x0, 0xff}, 0x0, 0x0) write$tun(r1, &(0x7f0000001d40)={@val={0x0, 0x86dd}, @val={0x0, 0x0, 0x12}, @mpls={[], @ipv6=@icmpv6={0x0, 0x6, "ec9300", 0x30, 0x2c, 0xff, @local, @empty, {[], @pkt_toobig={0x2, 0x0, 0x0, 0x8, {0x4, 0x6, "ab4f94", 0xf08, 0x2f, 0xb9e02c7ea3376920, @mcast2, @mcast2}}}}}}, 0x66) [ 85.351720][ T4688] Bluetooth: hci0: command tx timeout [ 85.456850][ T5347] bridge0: port 2(bridge_slave_1) entered disabled state [ 85.461307][ T5347] bridge0: port 1(bridge_slave_0) entered disabled state [ 85.538733][ T5347] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 85.557066][ T5347] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 85.617811][ T5347] netdevsim netdevsim0 netdevsim0: unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.621762][ T5347] netdevsim netdevsim0 netdevsim1: unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.627236][ T5347] netdevsim netdevsim0 netdevsim2: unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.631603][ T5347] netdevsim netdevsim0 netdevsim3: unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.672610][ T5345] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 85.822455][ T5345] usb 5-1: Using ep0 maxpacket: 16 [ 85.832685][ T5345] usb 5-1: New USB device found, idVendor=05ac, idProduct=9226, bcdDevice=b2.89 [ 85.836822][ T5345] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 85.840264][ T5345] usb 5-1: Product: syz [ 85.841977][ T5345] usb 5-1: Manufacturer: syz [ 85.844871][ T5345] usb 5-1: SerialNumber: syz [ 85.850423][ T5345] usb 5-1: config 0 descriptor?? [ 85.863676][ T5345] appledisplay 5-1:0.0: Could not find int-in endpoint [ 85.867255][ T5345] usbhid 5-1:0.0: couldn't find an input interrupt endpoint [ 86.076639][ T5347] syz.0.0 uses obsolete (PF_INET,SOCK_PACKET) [ 86.095592][ T5347] loop0: detected capacity change from 0 to 2048 [ 86.111967][ T5347] UDF-fs: error (device loop0): udf_read_tagged: read failed, block=2362, location=2362 [ 86.133184][ T5347] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d [ 86.143205][ T5347] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 160: 0xd2 != 0xd4 [ 86.155505][ T5347] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 86.168302][ T25] audit: type=1800 audit(1752550227.673:2): pid=5347 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.0" name="file1" dev="loop0" ino=1346 res=0 errno=0 [ 86.305801][ T5349] UDC core: USB Raw Gadget: couldn't find an available UDC or it's busy [ 86.327272][ T5349] misc raw-gadget: fail, usb_gadget_register_driver returned -16 [ 86.442376][ T55] cfg80211: failed to load regulatory.db [ 86.468384][ T5348] [ 86.469787][ T5348] ============================================ [ 86.473299][ T5348] WARNING: possible recursive locking detected [ 86.476316][ T5348] 6.16.0-rc6-syzkaller-00002-g155a3c003e55 #0 Not tainted [ 86.479307][ T5348] -------------------------------------------- [ 86.481834][ T5348] syz.0.0/5348 is trying to acquire lock: [ 86.484402][ T5348] ffff888040908d28 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_free_blocks+0x9e2/0x17f0 [ 86.488682][ T5348] [ 86.488682][ T5348] but task is already holding lock: [ 86.492161][ T5348] ffff888040908d28 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_prealloc_blocks+0x8d0/0x10b0 [ 86.496504][ T5348] [ 86.496504][ T5348] other info that might help us debug this: [ 86.499865][ T5348] Possible unsafe locking scenario: [ 86.499865][ T5348] [ 86.503009][ T5348] CPU0 [ 86.504454][ T5348] ---- [ 86.505953][ T5348] lock(&sbi->s_alloc_mutex); [ 86.508044][ T5348] lock(&sbi->s_alloc_mutex); [ 86.510145][ T5348] [ 86.510145][ T5348] *** DEADLOCK *** [ 86.510145][ T5348] [ 86.513645][ T5348] May be due to missing lock nesting notation [ 86.513645][ T5348] [ 86.517206][ T5348] 4 locks held by syz.0.0/5348: [ 86.519870][ T5348] #0: ffff888039934428 (sb_writers#12){.+.+}-{0:0}, at: direct_splice_actor+0x49/0x160 [ 86.524597][ T5348] #1: ffff8880449e95c0 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: udf_file_write_iter+0x6e/0x6c0 [ 86.529046][ T5348] #2: ffff8880449e93f0 (&ei->i_data_sem#2){++++}-{4:4}, at: udf_map_block+0x291/0x42a0 [ 86.533567][ T5348] #3: ffff888040908d28 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_prealloc_blocks+0x8d0/0x10b0 [ 86.538606][ T5348] [ 86.538606][ T5348] stack backtrace: [ 86.541314][ T5348] CPU: 0 UID: 0 PID: 5348 Comm: syz.0.0 Not tainted 6.16.0-rc6-syzkaller-00002-g155a3c003e55 #0 PREEMPT(full) [ 86.541336][ T5348] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.541344][ T5348] Call Trace: [ 86.541353][ T5348] [ 86.541362][ T5348] dump_stack_lvl+0x189/0x250 [ 86.541383][ T5348] ? __pfx_dump_stack_lvl+0x10/0x10 [ 86.541400][ T5348] ? __pfx__printk+0x10/0x10 [ 86.541416][ T5348] ? print_lock_name+0xde/0x100 [ 86.541432][ T5348] print_deadlock_bug+0x28b/0x2a0 [ 86.541446][ T5348] validate_chain+0x1a3f/0x2140 [ 86.541461][ T5348] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 86.541540][ T5348] ? lockdep_hardirqs_on+0x9c/0x150 [ 86.541561][ T5348] __lock_acquire+0xab9/0xd20 [ 86.541576][ T5348] ? udf_free_blocks+0x9e2/0x17f0 [ 86.541592][ T5348] lock_acquire+0x120/0x360 [ 86.541602][ T5348] ? udf_free_blocks+0x9e2/0x17f0 [ 86.541616][ T5348] __mutex_lock+0x182/0xe80 [ 86.541627][ T5348] ? udf_free_blocks+0x9e2/0x17f0 [ 86.541640][ T5348] ? __pfx_folio_mark_accessed+0x10/0x10 [ 86.541658][ T5348] ? rcu_read_unlock_special+0x3fe/0x4c0 [ 86.541676][ T5348] ? udf_free_blocks+0x9e2/0x17f0 [ 86.541687][ T5348] ? __pfx___mutex_lock+0x10/0x10 [ 86.541700][ T5348] ? __pfx___might_resched+0x10/0x10 [ 86.541714][ T5348] udf_free_blocks+0x9e2/0x17f0 [ 86.541728][ T5348] ? bdev_getblk+0x7b/0x690 [ 86.541744][ T5348] ? udf_get_fileshortad+0x6e/0x1b0 [ 86.541756][ T5348] ? __pfx_udf_free_blocks+0x10/0x10 [ 86.541772][ T5348] udf_delete_aext+0x4df/0xbc0 [ 86.541786][ T5348] ? udf_get_fileshortad+0xcb/0x1b0 [ 86.541799][ T5348] ? __pfx_udf_delete_aext+0x10/0x10 [ 86.541816][ T5348] udf_prealloc_blocks+0xb7e/0x10b0 [ 86.541830][ T5348] ? udf_get_filelongad+0x6e/0x1b0 [ 86.541843][ T5348] ? __pfx_udf_new_block+0x10/0x10 [ 86.541853][ T5348] ? udf_current_aext+0x660/0xad0 [ 86.541868][ T5348] ? __pfx_udf_prealloc_blocks+0x10/0x10 [ 86.541883][ T5348] ? udf_map_block+0x1508/0x42a0 [ 86.541898][ T5348] udf_map_block+0x1ddd/0x42a0 [ 86.541917][ T5348] ? __pfx_udf_map_block+0x10/0x10 [ 86.541940][ T5348] ? do_raw_spin_unlock+0x4d/0x240 [ 86.541955][ T5348] __udf_get_block+0x52/0x250 [ 86.541970][ T5348] __block_write_begin_int+0x6b2/0x1900 [ 86.541988][ T5348] ? folio_add_lru+0x1b2/0x3d0 [ 86.542099][ T5348] ? __pfx_udf_get_block+0x10/0x10 [ 86.542118][ T5348] ? __pfx___block_write_begin_int+0x10/0x10 [ 86.542138][ T5348] ? __pfx_udf_get_block+0x10/0x10 [ 86.542152][ T5348] block_write_begin+0x8a/0x120 [ 86.542169][ T5348] ? udf_write_begin+0x7d/0x260 [ 86.542183][ T5348] udf_write_begin+0x100/0x260 [ 86.542197][ T5348] generic_perform_write+0x2c4/0x910 [ 86.542210][ T5348] ? __pfx_generic_perform_write+0x10/0x10 [ 86.542220][ T5348] ? file_update_time+0x2da/0x490 [ 86.542233][ T5348] ? __generic_file_write_iter+0xf9/0x230 [ 86.542243][ T5348] ? udf_file_write_iter+0x1a3/0x6c0 [ 86.542256][ T5348] udf_file_write_iter+0x2d5/0x6c0 [ 86.542270][ T5348] iter_file_splice_write+0x93a/0x1000 [ 86.542290][ T5348] ? __pfx_iter_file_splice_write+0x10/0x10 [ 86.542303][ T5348] ? rcu_read_lock_any_held+0xb3/0x120 [ 86.542318][ T5348] ? direct_splice_actor+0x10c/0x160 [ 86.542332][ T5348] ? __pfx_iter_file_splice_write+0x10/0x10 [ 86.542344][ T5348] direct_splice_actor+0xfe/0x160 [ 86.542359][ T5348] splice_direct_to_actor+0x5a8/0xcc0 [ 86.542376][ T5348] ? __pfx_direct_splice_actor+0x10/0x10 [ 86.542389][ T5348] ? __pfx_splice_direct_to_actor+0x10/0x10 [ 86.542402][ T5348] ? __pfx_aa_file_perm+0x10/0x10 [ 86.542415][ T5348] do_splice_direct+0x181/0x270 [ 86.542430][ T5348] ? __pfx_do_splice_direct+0x10/0x10 [ 86.542443][ T5348] ? __pfx_direct_file_splice_eof+0x10/0x10 [ 86.542458][ T5348] ? rw_verify_area+0x258/0x650 [ 86.542470][ T5348] do_sendfile+0x4da/0x7e0 [ 86.542487][ T5348] ? __pfx_do_sendfile+0x10/0x10 [ 86.542515][ T5348] ? rcu_is_watching+0x15/0xb0 [ 86.542529][ T5348] ? __rseq_handle_notify_resume+0x37e/0x11f0 [ 86.542550][ T5348] __se_sys_sendfile64+0x13e/0x190 [ 86.542566][ T5348] ? __pfx___se_sys_sendfile64+0x10/0x10 [ 86.542580][ T5348] ? rcu_is_watching+0x15/0xb0 [ 86.542593][ T5348] ? do_syscall_64+0xbe/0x3b0 [ 86.542605][ T5348] do_syscall_64+0xfa/0x3b0 [ 86.542615][ T5348] ? lockdep_hardirqs_on+0x9c/0x150 [ 86.542631][ T5348] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.542642][ T5348] ? clear_bhb_loop+0x60/0xb0 [ 86.542653][ T5348] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.542662][ T5348] RIP: 0033:0x7fc78418e929 [ 86.542672][ T5348] 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 [ 86.542679][ T5348] RSP: 002b:00007fc784f6a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 86.542689][ T5348] RAX: ffffffffffffffda RBX: 00007fc7843b6080 RCX: 00007fc78418e929 [ 86.542696][ T5348] RDX: 0000000000000000 RSI: 000000000000000e RDI: 000000000000000d [ 86.542702][ T5348] RBP: 00007fc784210b39 R08: 0000000000000000 R09: 0000000000000000 [ 86.542709][ T5348] R10: 0001000000201005 R11: 0000000000000246 R12: 0000000000000000 [ 86.542717][ T5348] R13: 0000000000000000 R14: 00007fc7843b6080 R15: 00007ffd10965b78 [ 86.542727][ T5348] [ 87.392255][ T4688] Bluetooth: hci0: command tx timeout [ 88.386840][ T5347] syz.0.0 (5347) used greatest stack depth: 20312 bytes left [ 89.472148][ T4688] Bluetooth: hci0: command tx timeout [ 91.552330][ T4688] Bluetooth: hci0: command tx timeout