program: r0 = syz_open_dev$ndb(&(0x7f00000002c0), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xc) r2 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0) syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x80000) bind$802154_raw(r2, &(0x7f0000000000)={0x2, @long={0x3, 0xffff, {0xaaaaaaaaaaaa0002}}}, 0xa) ioctl$BLKFLSBUF(r2, 0x1261, &(0x7f0000000040)=0x5) syz_mount_image$hfsplus(&(0x7f0000000600), &(0x7f0000000040)='./file1\x00', 0x0, &(0x7f0000000080)={[{@part={'part', 0x3d, 0x40}}, {@nodecompose}, {@part={'part', 0x3d, 0x7}}, {@part={'part', 0x3d, 0xc}}, {@uid}, {@barrier}, {@nls={'nls', 0x3d, 'macinuit'}}, {@gid={'gid', 0x3d, 0xee00}}]}, 0x3, 0x5f4, &(0x7f0000000640)="$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") ioctl$NBD_DO_IT(r0, 0xab03) pwrite64(0xffffffffffffffff, 0x0, 0x0, 0x8000c61) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x3000046, &(0x7f00000004c0)={[{@dioread_nolock}, {@data_err_abort}, {@inlinecrypt}, {@dioread_lock}, {@data_err_ignore}, {@discard}, {@data_err_ignore}, {@grpquota}, {@noblock_validity}, {@user_xattr}, {@bh}, {@errors_remount}]}, 0x1, 0x553, &(0x7f0000001080)="$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") r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./file1\x00', 0x143142, 0x40) pwritev2(r3, &(0x7f0000000100)=[{&(0x7f0000000080)="ff", 0xabfb}], 0x1, 0x5405, 0x0, 0x0) ioctl$EXT4_IOC_GET_ES_CACHE(r3, 0xc020662a, &(0x7f0000001a40)={0x8000000, 0x9, 0x5, 0x100}) r4 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="12013f00000000407f04ffff000000000001090224000100000000090400001503000000092140000001220f00090581d7"], 0x0) syz_usb_control_io$hid(r4, 0x0, 0x0) syz_usb_control_io$hid(r4, &(0x7f0000001540)={0x24, 0x0, 0x0, &(0x7f0000000040)={0x0, 0x22, 0xf, {[@main=@item_4={0x3, 0x0, 0x0, "a8407a73"}, @local=@item_4={0x3, 0x2, 0x0, "93bf0280"}, @main=@item_4={0x3, 0x0, 0x0, "7488dffc"}]}}, 0x0}, 0x0) r5 = syz_open_dev$hiddev(&(0x7f0000000100), 0x0, 0x0) ioctl$HIDIOCGCOLLECTIONINFO(r5, 0xc0104811, &(0x7f00000001c0)) ioctl$FS_IOC_GETVERSION(r1, 0x80087601, &(0x7f0000000240)) r6 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) r7 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_GET(r7, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000000c0)=ANY=[@ANYBLOB="9c000000000105050000000000000000000000003c0002802c00018014000300ff01000000000000000000000000000114000400ff0200000000000000000000000000010c0002800500010000000000580001800c00028005000100000000002c00018014000300ff020000000000000000000000000001140004002001000000000000000000000000000106000340000200000800074000000001"], 0x9c}, 0x1, 0x0, 0x0, 0x4041}, 0x0) r8 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_GET(r8, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)={0xfc, 0x0, 0x1, 0x505, 0x0, 0x0, {0xa, 0x0, 0x15}, [@CTA_TUPLE_ORIG={0x44, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x2c, 0x1, 0x0, 0x1, @ipv6={{0x14, 0x3, @mcast1}, {0x14, 0x4, @local}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_ZONE={0x6}]}, @CTA_TUPLE_ORIG={0x3c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5}}, @CTA_TUPLE_IP={0x2c, 0x1, 0x0, 0x1, @ipv6={{0x14, 0x3, @mcast2}, {0x14, 0x4, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}}}]}, @CTA_TUPLE_MASTER={0x4}, @CTA_TUPLE_REPLY={0x64, 0x2, 0x0, 0x1, [@CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x4}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x88}}, @CTA_TUPLE_IP={0x2c, 0x1, 0x0, 0x1, @ipv6={{0x14, 0x3, @loopback}, {0x14, 0x4, @dev={0xfe, 0x80, '\x00', 0x1e}}}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x84}}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0xfa5b7c938d1b58af}}]}]}, 0xfc}}, 0x0) ioctl$NBD_SET_SIZE(r6, 0xab02, 0x0) [ 155.784075][ T1314] ieee802154 phy0 wpan0: encryption failed: -22 [ 155.786711][ T1314] ieee802154 phy1 wpan1: encryption failed: -22 [ 155.789557][ T5358] Bluetooth: hci0: command tx timeout [ 155.857062][ T5382] loop0: detected capacity change from 0 to 1024 [ 155.977084][ T5383] [ 155.978054][ T5383] ============================================ [ 155.980677][ T5383] WARNING: possible recursive locking detected [ 155.983256][ T5383] syzkaller #0 Not tainted [ 155.985091][ T5383] -------------------------------------------- [ 155.987689][ T5383] syz.0.0/5383 is trying to acquire lock: [ 155.989884][ T5383] ffff888052ff9548 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_get_block+0x39e/0x1530 [ 155.994166][ T5383] [ 155.994166][ T5383] but task is already holding lock: [ 155.996933][ T5383] ffff888052ffa988 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_extend+0x1fc/0x1990 [ 156.001140][ T5383] [ 156.001140][ T5383] other info that might help us debug this: [ 156.004218][ T5383] Possible unsafe locking scenario: [ 156.004218][ T5383] [ 156.007541][ T5383] CPU0 [ 156.009334][ T5383] ---- [ 156.011079][ T5383] lock(&HFSPLUS_I(inode)->extents_lock); [ 156.013747][ T5383] lock(&HFSPLUS_I(inode)->extents_lock); [ 156.016402][ T5383] [ 156.016402][ T5383] *** DEADLOCK *** [ 156.016402][ T5383] [ 156.020372][ T5383] May be due to missing lock nesting notation [ 156.020372][ T5383] [ 156.023677][ T5383] 4 locks held by syz.0.0/5383: [ 156.025581][ T5383] #0: ffff888032892428 (sb_writers#12){.+.+}-{0:0}, at: vfs_writev+0x288/0x960 [ 156.029165][ T5383] #1: ffff888052ffab78 (&sb->s_type->i_mutex_key#20){+.+.}-{4:4}, at: generic_file_write_iter+0xeb/0x550 [ 156.033960][ T5383] #2: ffff888052ffa988 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{4:4}, at: hfsplus_file_extend+0x1fc/0x1990 [ 156.038425][ T5383] #3: ffff888052ff60f8 (&sbi->alloc_mutex){+.+.}-{4:4}, at: hfsplus_block_allocate+0x94/0x9b0 [ 156.042626][ T5383] [ 156.042626][ T5383] stack backtrace: [ 156.045112][ T5383] CPU: 0 UID: 0 PID: 5383 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 156.045130][ T5383] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 156.045138][ T5383] Call Trace: [ 156.045146][ T5383] [ 156.045153][ T5383] dump_stack_lvl+0x189/0x250 [ 156.045172][ T5383] ? __pfx_dump_stack_lvl+0x10/0x10 [ 156.045186][ T5383] ? __pfx__printk+0x10/0x10 [ 156.045200][ T5383] ? print_lock_name+0xde/0x100 [ 156.045213][ T5383] print_deadlock_bug+0x28b/0x2a0 [ 156.045226][ T5383] validate_chain+0x1a3f/0x2140 [ 156.045237][ T5383] ? lock_release+0x4b/0x3e0 [ 156.045251][ T5383] ? look_up_lock_class+0x74/0x170 [ 156.045311][ T5383] ? register_lock_class+0x51/0x320 [ 156.045325][ T5383] __lock_acquire+0xab9/0xd20 [ 156.045337][ T5383] ? hfsplus_get_block+0x39e/0x1530 [ 156.045345][ T5383] lock_acquire+0x120/0x360 [ 156.045355][ T5383] ? hfsplus_get_block+0x39e/0x1530 [ 156.045363][ T5383] ? stack_trace_save+0x9c/0xe0 [ 156.045373][ T5383] ? __pfx_hlock_conflict+0x10/0x10 [ 156.045381][ T5383] __mutex_lock+0x187/0x1350 [ 156.045392][ T5383] ? hfsplus_get_block+0x39e/0x1530 [ 156.045401][ T5383] ? lockdep_unlock+0x89/0x120 [ 156.045414][ T5383] ? validate_chain+0x897/0x2140 [ 156.045424][ T5383] ? hfsplus_get_block+0x39e/0x1530 [ 156.045434][ T5383] ? __pfx___mutex_lock+0x10/0x10 [ 156.045453][ T5383] hfsplus_get_block+0x39e/0x1530 [ 156.045467][ T5383] ? __pfx_hfsplus_get_block+0x10/0x10 [ 156.045478][ T5383] ? do_raw_spin_unlock+0x4d/0x240 [ 156.045491][ T5383] ? _raw_spin_unlock+0x28/0x50 [ 156.045505][ T5383] block_read_full_folio+0x29f/0x830 [ 156.045517][ T5383] ? __pfx_hfsplus_get_block+0x10/0x10 [ 156.045528][ T5383] filemap_read_folio+0x114/0x380 [ 156.045545][ T5383] ? __pfx_hfsplus_read_folio+0x10/0x10 [ 156.045563][ T5383] ? __pfx_filemap_read_folio+0x10/0x10 [ 156.045582][ T5383] ? filemap_add_folio+0x1af/0x270 [ 156.045598][ T5383] do_read_cache_folio+0x350/0x590 [ 156.045608][ T5383] ? __pfx_hfsplus_read_folio+0x10/0x10 [ 156.045621][ T5383] read_cache_page+0x5d/0x170 [ 156.045631][ T5383] hfsplus_block_allocate+0xe4/0x9b0 [ 156.045649][ T5383] hfsplus_file_extend+0xae3/0x1990 [ 156.045659][ T5383] ? __lock_acquire+0xab9/0xd20 [ 156.045677][ T5383] ? __pfx_hfsplus_file_extend+0x10/0x10 [ 156.045688][ T5383] ? __lock_acquire+0xab9/0xd20 [ 156.045704][ T5383] ? unwind_next_frame+0xa5/0x2390 [ 156.045716][ T5383] ? rcu_is_watching+0x15/0xb0 [ 156.045726][ T5383] ? __kasan_check_byte+0x12/0x40 [ 156.045739][ T5383] ? unwind_next_frame+0xa5/0x2390 [ 156.045751][ T5383] ? unwind_next_frame+0xa5/0x2390 [ 156.045762][ T5383] ? rcu_is_watching+0x15/0xb0 [ 156.045771][ T5383] ? __kasan_check_byte+0x12/0x40 [ 156.045786][ T5383] hfsplus_get_block+0x411/0x1530 [ 156.045799][ T5383] ? __pfx_hfsplus_get_block+0x10/0x10 [ 156.045810][ T5383] ? folio_try_get+0x1c/0x340 [ 156.045826][ T5383] __block_write_begin_int+0x6b5/0x1900 [ 156.045838][ T5383] ? __pfx_hfsplus_get_block+0x10/0x10 [ 156.045848][ T5383] ? __pfx___block_write_begin_int+0x10/0x10 [ 156.045861][ T5383] cont_write_begin+0x789/0xb50 [ 156.045873][ T5383] ? __pfx_cont_write_begin+0x10/0x10 [ 156.045883][ T5383] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 156.045896][ T5383] hfsplus_write_begin+0x66/0xb0 [ 156.045906][ T5383] ? __pfx_hfsplus_get_block+0x10/0x10 [ 156.045918][ T5383] cont_write_begin+0x2fd/0xb50 [ 156.045932][ T5383] ? __pfx_cont_write_begin+0x10/0x10 [ 156.045941][ T5383] ? __lock_acquire+0xab9/0xd20 [ 156.045957][ T5383] hfsplus_write_begin+0x66/0xb0 [ 156.045966][ T5383] ? __pfx_hfsplus_get_block+0x10/0x10 [ 156.045975][ T5383] generic_perform_write+0x2c5/0x900 [ 156.045990][ T5383] ? __pfx_generic_perform_write+0x10/0x10 [ 156.046000][ T5383] ? file_update_time+0x416/0x490 [ 156.046012][ T5383] ? __generic_file_write_iter+0xf9/0x230 [ 156.046022][ T5383] ? generic_file_write_iter+0x103/0x550 [ 156.046033][ T5383] generic_file_write_iter+0x117/0x550 [ 156.046043][ T5383] ? __pfx_generic_file_write_iter+0x10/0x10 [ 156.046051][ T5383] ? aa_file_perm+0x13a/0x1550 [ 156.046062][ T5383] ? aa_file_perm+0x13a/0x1550 [ 156.046075][ T5383] ? aa_file_perm+0x44d/0x1550 [ 156.046092][ T5383] ? preempt_schedule+0xae/0xc0 [ 156.046105][ T5383] ? __pfx_aa_file_perm+0x10/0x10 [ 156.046123][ T5383] do_iter_readv_writev+0x619/0x8b0 [ 156.046138][ T5383] ? __pfx_do_iter_readv_writev+0x10/0x10 [ 156.046151][ T5383] ? rcu_read_lock_any_held+0xb3/0x120 [ 156.046166][ T5383] vfs_writev+0x31a/0x960 [ 156.046182][ T5383] ? __lock_acquire+0xab9/0xd20 [ 156.046197][ T5383] ? __pfx_vfs_writev+0x10/0x10 [ 156.046215][ T5383] ? __fget_files+0x2a/0x420 [ 156.046228][ T5383] ? __fget_files+0x3a0/0x420 [ 156.046242][ T5383] ? __fget_files+0x2a/0x420 [ 156.046257][ T5383] __se_sys_pwritev2+0x179/0x290 [ 156.046270][ T5383] ? __pfx___se_sys_pwritev2+0x10/0x10 [ 156.046283][ T5383] ? rcu_is_watching+0x15/0xb0 [ 156.046294][ T5383] ? do_syscall_64+0xbe/0x3b0 [ 156.046309][ T5383] ? __x64_sys_pwritev2+0x20/0xc0 [ 156.046322][ T5383] do_syscall_64+0xfa/0x3b0 [ 156.046337][ T5383] ? lockdep_hardirqs_on+0x9c/0x150 [ 156.046351][ T5383] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 156.046362][ T5383] ? clear_bhb_loop+0x60/0xb0 [ 156.046374][ T5383] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 156.046385][ T5383] RIP: 0033:0x7fb8c4b8ebe9 [ 156.046398][ T5383] 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 [ 156.046407][ T5383] RSP: 002b:00007fb8c5996038 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 [ 156.046420][ T5383] RAX: ffffffffffffffda RBX: 00007fb8c4dc6090 RCX: 00007fb8c4b8ebe9 [ 156.046429][ T5383] RDX: 0000000000000001 RSI: 0000200000000100 RDI: 0000000000000009 [ 156.046438][ T5383] RBP: 00007fb8c4c11e19 R08: 0000000000000000 R09: 0000000000000000 [ 156.046445][ T5383] R10: 0000000000005405 R11: 0000000000000246 R12: 0000000000000000 [ 156.046452][ T5383] R13: 00007fb8c4dc6128 R14: 00007fb8c4dc6090 R15: 00007ffc60ff6fe8 [ 156.046462][ T5383] [ 156.529363][ T1351] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 156.681338][ T1351] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 156.685690][ T1351] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 156.690443][ T1351] usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 156.695730][ T1351] usb 5-1: New USB device found, idVendor=047f, idProduct=ffff, bcdDevice= 0.00 [ 156.699992][ T1351] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 156.708726][ T1351] usb 5-1: config 0 descriptor?? [ 157.123411][ T1351] plantronics 0003:047F:FFFF.0002: unknown main item tag 0x0 [ 157.126814][ T1351] plantronics 0003:047F:FFFF.0002: unknown main item tag 0x0 [ 157.134942][ T1351] plantronics 0003:047F:FFFF.0002: hiddev0,hidraw1: USB HID v0.40 Device [HID 047f:ffff] on usb-dummy_hcd.0-1/input0 [ 157.380255][ T5383] netlink: 76 bytes leftover after parsing attributes in process `syz.0.0'. [ 157.829401][ T4708] Bluetooth: hci0: command tx timeout [ 158.549284][ T796] usb 5-1: reset high-speed USB device number 2 using dummy_hcd [ 158.827825][ T5382] block nbd0: shutting down sockets