program: 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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") r0 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x0) ftruncate(r0, 0x2007ffc) syz_genetlink_get_family_id$fou(&(0x7f0000000580), r0) sendfile(r0, r0, 0x0, 0x800000009) syz_emit_ethernet(0x72, &(0x7f0000000080)={@link_local, @random="86082b9827c1", @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "cb3e02", 0x3c, 0x3a, 0x0, @private2, @mcast2, {[], @param_prob={0x4, 0x0, 0x0, 0x0, {0x0, 0x6, '\x00', 0x0, 0x11, 0x0, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @local, [@fragment], "417f9654"}}}}}}}, 0x0) r1 = socket$pptp(0x18, 0x1, 0x2) r2 = open(&(0x7f0000000000)='./bus\x00', 0x60142, 0x0) r3 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) ftruncate(r3, 0x2007ffb) sendfile(r2, r3, 0x0, 0x1000000201005) creat(&(0x7f0000000000)='./bus\x00', 0x0) mount(&(0x7f0000000440)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./bus\x00', 0x0, 0x1000, 0x0) r4 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x10, 0x5ac, 0x8241, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x5}}}}]}}]}}, 0x0) syz_usb_control_io(r4, 0x0, 0x0) syz_usb_control_io(r4, &(0x7f00000003c0)={0x2c, &(0x7f0000000100)=ANY=[@ANYBLOB='\x00\x00\b'], 0x0, 0x0, 0x0, 0x0}, 0x0) fsetxattr$trusted_overlay_opaque(r1, &(0x7f00000001c0), &(0x7f0000000200), 0x2, 0x3) r5 = syz_open_dev$hiddev(&(0x7f0000000540), 0x0, 0x0) read$hiddev(r5, &(0x7f0000000140)=""/118, 0x76) r6 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f00000000c0)={0x1, &(0x7f0000000040)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) close_range(r6, 0xffffffffffffffff, 0x0) r7 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r7, 0x4c04, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x7fffffffffffffff, 0x400, 0x0, 0x0, 0x1, 0x0, "ef35af413bb901527fe4d0ce5d29c3ee5e5c3676345a41499db7aac63a01000000000000004faa2ae2c084a0ea0000000000000000000c00002000", "036c47c67808200400000000000000335263bdbcef549ba197fce47ddfdd753abd950100002a00ffffffffffffffff00000000e8f20000000200", "b7326736181c208220000000b9000000000000000000f0fffffffff2ff00", [0x4]}) creat(&(0x7f0000000040)='./file1\x00', 0xd) r8 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000e40)=@delpolicy={0x5c, 0x14, 0x1, 0x0, 0x0, {{@in6=@private1, @in6=@private2}, 0x300}, [@policy_type={0xa}]}, 0x5c}}, 0x0) [ 85.885374][ T5341] loop0: detected capacity change from 0 to 2048 [ 85.917141][ T5341] UDF-fs: error (device loop0): udf_read_tagged: read failed, block=2362, location=2362 [ 85.933845][ T5341] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d [ 85.953140][ T5341] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 160: 0xd2 != 0xd4 [ 85.963133][ T5341] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 85.973761][ T26] audit: type=1800 audit(1767544178.428:2): pid=5341 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 [ 86.139364][ T5341] [ 86.140309][ T5341] ============================================ [ 86.142584][ T5341] WARNING: possible recursive locking detected [ 86.144988][ T5341] syzkaller #0 Not tainted [ 86.146879][ T5341] -------------------------------------------- [ 86.149311][ T5341] syz.0.0/5341 is trying to acquire lock: [ 86.151572][ T5341] ffff888036b68d28 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_free_blocks+0xa8f/0x18e0 [ 86.155511][ T5341] [ 86.155511][ T5341] but task is already holding lock: [ 86.158501][ T5341] ffff888036b68d28 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_prealloc_blocks+0x8d0/0x10f0 [ 86.162846][ T5341] [ 86.162846][ T5341] other info that might help us debug this: [ 86.166354][ T5341] Possible unsafe locking scenario: [ 86.166354][ T5341] [ 86.169339][ T5341] CPU0 [ 86.170750][ T5341] ---- [ 86.172069][ T5341] lock(&sbi->s_alloc_mutex); [ 86.173852][ T5341] lock(&sbi->s_alloc_mutex); [ 86.175568][ T5341] [ 86.175568][ T5341] *** DEADLOCK *** [ 86.175568][ T5341] [ 86.178889][ T5341] May be due to missing lock nesting notation [ 86.178889][ T5341] [ 86.182532][ T5341] 4 locks held by syz.0.0/5341: [ 86.184482][ T5341] #0: ffff888011b5c420 (sb_writers#12){.+.+}-{0:0}, at: direct_splice_actor+0x49/0x160 [ 86.188409][ T5341] #1: ffff88801fc48f40 (&sb->s_type->i_mutex_key#24){+.+.}-{4:4}, at: udf_file_write_iter+0x6e/0x6c0 [ 86.193304][ T5341] #2: ffff88801fc48d70 (&ei->i_data_sem#2){++++}-{4:4}, at: udf_map_block+0x283/0x45f0 [ 86.197447][ T5341] #3: ffff888036b68d28 (&sbi->s_alloc_mutex){+.+.}-{4:4}, at: udf_prealloc_blocks+0x8d0/0x10f0 [ 86.202222][ T5341] [ 86.202222][ T5341] stack backtrace: [ 86.204181][ T5341] CPU: 0 UID: 0 PID: 5341 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 86.204192][ T5341] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.204198][ T5341] Call Trace: [ 86.204202][ T5341] [ 86.204206][ T5341] dump_stack_lvl+0xe8/0x150 [ 86.204221][ T5341] print_deadlock_bug+0x279/0x290 [ 86.204231][ T5341] __lock_acquire+0x2540/0x2cf0 [ 86.204239][ T5341] ? __pfx___schedule+0x10/0x10 [ 86.204284][ T5341] ? __queue_work+0x1a2/0xf90 [ 86.204294][ T5341] ? __lock_acquire+0x6b6/0x2cf0 [ 86.204300][ T5341] ? udf_free_blocks+0xa8f/0x18e0 [ 86.204307][ T5341] lock_acquire+0x107/0x340 [ 86.204313][ T5341] ? udf_free_blocks+0xa8f/0x18e0 [ 86.204321][ T5341] __mutex_lock+0x187/0x1350 [ 86.204327][ T5341] ? udf_free_blocks+0xa8f/0x18e0 [ 86.204333][ T5341] ? __lock_acquire+0x6b6/0x2cf0 [ 86.204340][ T5341] ? udf_free_blocks+0xa8f/0x18e0 [ 86.204346][ T5341] ? __pfx___mutex_lock+0x10/0x10 [ 86.204351][ T5341] ? folio_mark_accessed+0x42c/0x8b0 [ 86.204363][ T5341] ? fs_reclaim_acquire+0x7d/0x100 [ 86.204374][ T5341] ? fs_reclaim_acquire+0x7d/0x100 [ 86.204383][ T5341] udf_free_blocks+0xa8f/0x18e0 [ 86.204390][ T5341] ? bdev_getblk+0x583/0x6e0 [ 86.204399][ T5341] ? udf_get_fileshortad+0x6e/0x1b0 [ 86.204406][ T5341] ? udf_current_aext+0x698/0xb30 [ 86.204413][ T5341] ? __pfx_udf_free_blocks+0x10/0x10 [ 86.204419][ T5341] ? udf_next_aext+0x447/0x540 [ 86.204428][ T5341] udf_delete_aext+0x4df/0xbc0 [ 86.204437][ T5341] ? __pfx_udf_delete_aext+0x10/0x10 [ 86.204444][ T5341] ? udf_next_aext+0x44e/0x540 [ 86.204452][ T5341] udf_prealloc_blocks+0xbb4/0x10f0 [ 86.204459][ T5341] ? bdev_getblk+0x583/0x6e0 [ 86.204467][ T5341] ? __pfx_udf_new_block+0x10/0x10 [ 86.204474][ T5341] ? __pfx_udf_prealloc_blocks+0x10/0x10 [ 86.204481][ T5341] ? udf_map_block+0x1662/0x45f0 [ 86.204488][ T5341] udf_map_block+0x1f70/0x45f0 [ 86.204499][ T5341] ? __pfx_udf_map_block+0x10/0x10 [ 86.204512][ T5341] ? do_raw_spin_unlock+0x4d/0x240 [ 86.204521][ T5341] __udf_get_block+0x52/0x250 [ 86.204528][ T5341] __block_write_begin_int+0x6b5/0x1900 [ 86.204539][ T5341] ? __pfx_udf_get_block+0x10/0x10 [ 86.204546][ T5341] ? __pfx___block_write_begin_int+0x10/0x10 [ 86.204556][ T5341] ? __pfx_udf_get_block+0x10/0x10 [ 86.204562][ T5341] block_write_begin+0x8d/0x120 [ 86.204570][ T5341] ? udf_write_begin+0x92/0x270 [ 86.204581][ T5341] udf_write_begin+0x118/0x270 [ 86.204588][ T5341] generic_perform_write+0x2c5/0x900 [ 86.204597][ T5341] ? __pfx_generic_perform_write+0x10/0x10 [ 86.204603][ T5341] ? generic_file_direct_write+0x385/0x3e0 [ 86.204609][ T5341] __generic_file_write_iter+0x1ae/0x230 [ 86.204616][ T5341] udf_file_write_iter+0x2d5/0x6c0 [ 86.204623][ T5341] iter_file_splice_write+0x972/0x10b0 [ 86.204633][ T5341] ? __pfx_iter_file_splice_write+0x10/0x10 [ 86.204642][ T5341] ? __pfx_iter_file_splice_write+0x10/0x10 [ 86.204648][ T5341] direct_splice_actor+0x101/0x160 [ 86.204656][ T5341] splice_direct_to_actor+0x5a8/0xcc0 [ 86.204665][ T5341] ? __pfx_direct_splice_actor+0x10/0x10 [ 86.204671][ T5341] ? __pfx_splice_direct_to_actor+0x10/0x10 [ 86.204679][ T5341] do_splice_direct+0x181/0x270 [ 86.204685][ T5341] ? __pfx_do_splice_direct+0x10/0x10 [ 86.204691][ T5341] ? common_file_perm+0x1b5/0x220 [ 86.204700][ T5341] ? __pfx_direct_file_splice_eof+0x10/0x10 [ 86.204707][ T5341] ? rw_verify_area+0x255/0x4d0 [ 86.204718][ T5341] do_sendfile+0x4da/0x7e0 [ 86.204725][ T5341] ? __pfx_do_sendfile+0x10/0x10 [ 86.204732][ T5341] ? __se_sys_futex+0x36f/0x400 [ 86.204741][ T5341] __se_sys_sendfile64+0x13e/0x190 [ 86.204748][ T5341] ? __pfx___se_sys_sendfile64+0x10/0x10 [ 86.204756][ T5341] do_syscall_64+0xec/0xf80 [ 86.204762][ T5341] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.204769][ T5341] ? trace_irq_disable+0x37/0x100 [ 86.204777][ T5341] ? clear_bhb_loop+0x60/0xb0 [ 86.204784][ T5341] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.204790][ T5341] RIP: 0033:0x7f632278f7c9 [ 86.204799][ T5341] 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 [ 86.204804][ T5341] RSP: 002b:00007f632367a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 86.204812][ T5341] RAX: ffffffffffffffda RBX: 00007f63229e5fa0 RCX: 00007f632278f7c9 [ 86.204817][ T5341] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000004 [ 86.204821][ T5341] RBP: 00007f6322813f91 R08: 0000000000000000 R09: 0000000000000000 [ 86.204825][ T5341] R10: 0000000800000009 R11: 0000000000000246 R12: 0000000000000000 [ 86.204830][ T5341] R13: 00007f63229e6038 R14: 00007f63229e5fa0 R15: 00007fffee852978 [ 86.204837][ T5341] [ 86.395065][ T47] Bluetooth: hci0: command tx timeout [ 86.532192][ T5322] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 86.682244][ T5322] usb 5-1: Using ep0 maxpacket: 16 [ 86.685857][ T5322] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 86.690240][ T5322] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 86.694326][ T5322] usb 5-1: New USB device found, idVendor=05ac, idProduct=8241, bcdDevice= 0.00 [ 86.698151][ T5322] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 86.702853][ T5322] usb 5-1: config 0 descriptor?? [ 87.331911][ T5322] usbhid 5-1:0.0: can't add hid device: -71 [ 87.342060][ T5322] usbhid 5-1:0.0: probe with driver usbhid failed with error -71 [ 87.348773][ T5322] usb 5-1: USB disconnect, device number 2 [ 87.362313][ T5342] loop0: detected capacity change from 2048 to 0 [ 88.462157][ T47] Bluetooth: hci0: command tx timeout [ 90.542527][ T47] Bluetooth: hci0: command tx timeout [ 91.668242][ T10] cfg80211: failed to load regulatory.db