program:
r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f0000000a80)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x2ca, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x48)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000080)={r0, 0x18000000000002a0, 0x2f9, 0x543, &(0x7f0000000040)="b90103600040f000009e0ff008001fffffe100004000632177fb7f0200017f020001be3e7d2a182fff", 0x0, 0x104, 0x6000000000000000, 0x0, 0xfeb9, &(0x7f0000000400)="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"}, 0x28)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201})
r2 = socket$kcm(0x2, 0xa, 0x2)
ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local})
syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f0000000280)='\xe9\x1fq\x89Y\x1e\x923aK\x00', 0x800700, &(0x7f0000000880), 0x3, 0x467, &(0x7f0000002280)="$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")
chdir(&(0x7f0000000140)='./file0\x00')
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='net_prio.prioidx\x00', 0x275a, 0x0)
r4 = syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r3)
sendmsg$NL80211_CMD_START_P2P_DEVICE(r3, &(0x7f0000000700)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000006c0)={&(0x7f0000000540)={0x1c, r4, 0x300, 0x70bd2a, 0x25dfdbfb, {{}, {@val={0x8}, @void}}, ["", "", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x48840}, 0x4008000)
mkdir(&(0x7f00000002c0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x5)
creat(&(0x7f0000000580)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0)
r5 = perf_event_open(&(0x7f0000000180)={0x1, 0x80, 0x1, 0x0, 0x0, 0x0, 0x0, 0x7fffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xaffffff7ffffffff, 0xffffffffffffffff, 0x0)
ioctl$PERF_EVENT_IOC_PERIOD(r5, 0x40082404, &(0x7f0000000200)=0x7fff)
mknod$loop(&(0x7f0000000000)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, 0x1)
symlink(&(0x7f0000000dc0)='./file0\x00', &(0x7f0000000cc0)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00')
r6 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000400)='/sys/power/resume', 0x149a82, 0x0)
write$cgroup_int(r6, &(0x7f0000000040)=0x1f00, 0x12)
write$tun(r1, &(0x7f0000000240)={@val={0x0, 0x86dd}, @val={0x0, 0x0, 0x11}, @mpls={[], @ipv6=@icmpv6={0x0, 0x6, "ec9700", 0x30, 0x2c, 0x0, @local, @mcast2, {[@fragment={0x3a}], @ndisc_redir={0x89, 0x2, 0x0, '\x00', @private0, @ipv4={'\x00', '\xff\xff', @multicast1}}}}}}, 0xfdef)
[ 68.604654][ T4666] Bluetooth: hci0: command tx timeout
[ 68.633975][ C0] dccp_invalid_packet: P.type (REQUEST) not Data || [Data]Ack, while P.X == 0
[ 68.654903][ C0] dccp_invalid_packet: P.type (REQUEST) not Data || [Data]Ack, while P.X == 0
[ 68.658606][ C0] dccp_invalid_packet: P.type (REQUEST) not Data || [Data]Ack, while P.X == 0
[ 68.665036][ C0] dccp_invalid_packet: P.type (REQUEST) not Data || [Data]Ack, while P.X == 0
[ 68.668533][ C0] dccp_invalid_packet: P.type (REQUEST) not Data || [Data]Ack, while P.X == 0
[ 68.673133][ C0] dccp_invalid_packet: P.type (REQUEST) not Data || [Data]Ack, while P.X == 0
[ 68.677458][ C0] dccp_invalid_packet: P.type (REQUEST) not Data || [Data]Ack, while P.X == 0
[ 68.682225][ C0] dccp_invalid_packet: P.type (REQUEST) not Data || [Data]Ack, while P.X == 0
[ 68.685885][ C0] dccp_invalid_packet: P.type (REQUEST) not Data || [Data]Ack, while P.X == 0
[ 68.689773][ C0] dccp_invalid_packet: P.type (REQUEST) not Data || [Data]Ack, while P.X == 0
[ 68.711304][ T5320] syz.0.0 uses obsolete (PF_INET,SOCK_PACKET)
[ 68.730011][ T5320] loop0: detected capacity change from 0 to 512
[ 68.758578][ T5320] EXT4-fs error (device loop0): ext4_xattr_ibody_find:2240: inode #15: comm syz.0.0: corrupted in-inode xattr: invalid ea_ino
[ 68.770490][ T5320] EXT4-fs error (device loop0): ext4_orphan_get:1394: comm syz.0.0: couldn't read orphan inode 15 (err -117)
[ 68.778809][ T5320] EXT4-fs (loop0): mounted filesystem 00000007-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
[ 68.799079][ T5319] ==================================================================
[ 68.802223][ T5319] BUG: KASAN: use-after-free in ext4_insert_dentry+0x36a/0x6d0
[ 68.805242][ T5319] Write of size 251 at addr ffff888032a90f14 by task syz.0.0/5319
[ 68.808316][ T5319]
[ 68.809271][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted 6.13.0-rc7-syzkaller-00043-g619f0b6fad52 #0
[ 68.813459][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 68.817700][ T5319] Call Trace:
[ 68.819037][ T5319]
[ 68.820219][ T5319] dump_stack_lvl+0x241/0x360
[ 68.822034][ T5319] ? __pfx_dump_stack_lvl+0x10/0x10
[ 68.824128][ T5319] ? __pfx__printk+0x10/0x10
[ 68.825817][ T5319] ? _printk+0xd5/0x120
[ 68.827320][ T5319] ? __virt_addr_valid+0x183/0x530
[ 68.829243][ T5319] ? __virt_addr_valid+0x183/0x530
[ 68.831126][ T5319] print_report+0x169/0x550
[ 68.832764][ T5319] ? __virt_addr_valid+0x183/0x530
[ 68.834593][ T5319] ? __virt_addr_valid+0x183/0x530
[ 68.836644][ T5319] ? __virt_addr_valid+0x45f/0x530
[ 68.838671][ T5319] ? __phys_addr+0xba/0x170
[ 68.840458][ T5319] ? ext4_insert_dentry+0x36a/0x6d0
[ 68.842424][ T5319] kasan_report+0x143/0x180
[ 68.844133][ T5319] ? ext4_insert_dentry+0x36a/0x6d0
[ 68.846140][ T5319] kasan_check_range+0x282/0x290
[ 68.848084][ T5319] ? ext4_insert_dentry+0x36a/0x6d0
[ 68.850171][ T5319] __asan_memcpy+0x40/0x70
[ 68.851936][ T5319] ext4_insert_dentry+0x36a/0x6d0
[ 68.853839][ T5319] add_dirent_to_buf+0x3d9/0x750
[ 68.855793][ T5319] ? __pfx_add_dirent_to_buf+0x10/0x10
[ 68.858029][ T5319] ? __ext4_handle_dirty_metadata+0x30d/0x820
[ 68.860170][ T5319] make_indexed_dir+0xf98/0x1600
[ 68.861783][ T5319] ? __pfx_make_indexed_dir+0x10/0x10
[ 68.863545][ T5319] ? add_dirent_to_buf+0x398/0x750
[ 68.865196][ T5319] ? __pfx_add_dirent_to_buf+0x10/0x10
[ 68.866897][ T5319] ? __ext4_read_dirblock+0x527/0x890
[ 68.868892][ T5319] ext4_add_entry+0xcf7/0xfa0
[ 68.870422][ T5319] ? __pfx_ext4_add_entry+0x10/0x10
[ 68.872226][ T5319] ext4_add_nondir+0x8d/0x290
[ 68.873933][ T5319] ? ext4_symlink+0x6ce/0xb50
[ 68.875798][ T5319] ext4_symlink+0x920/0xb50
[ 68.877560][ T5319] ? __pfx_ext4_symlink+0x10/0x10
[ 68.879593][ T5319] ? inode_permission+0xff/0x460
[ 68.881401][ T5319] ? bpf_lsm_inode_symlink+0x9/0x10
[ 68.883429][ T5319] ? security_inode_symlink+0xbe/0x330
[ 68.885525][ T5319] vfs_symlink+0x137/0x2e0
[ 68.887277][ T5319] do_symlinkat+0x222/0x3a0
[ 68.889172][ T5319] ? __pfx_do_symlinkat+0x10/0x10
[ 68.891132][ T5319] ? strncpy_from_user+0x152/0x270
[ 68.893065][ T5319] ? getname_flags+0x1e3/0x540
[ 68.894966][ T5319] __x64_sys_symlink+0x7a/0x90
[ 68.896872][ T5319] do_syscall_64+0xf3/0x230
[ 68.898720][ T5319] ? clear_bhb_loop+0x35/0x90
[ 68.900505][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 68.902755][ T5319] RIP: 0033:0x7f1666385d29
[ 68.904520][ T5319] 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
[ 68.911473][ T5319] RSP: 002b:00007f16671a0038 EFLAGS: 00000246 ORIG_RAX: 0000000000000058
[ 68.914561][ T5319] RAX: ffffffffffffffda RBX: 00007f1666575fa0 RCX: 00007f1666385d29
[ 68.917437][ T5319] RDX: 0000000000000000 RSI: 0000000020000cc0 RDI: 0000000020000dc0
[ 68.920500][ T5319] RBP: 00007f1666401b08 R08: 0000000000000000 R09: 0000000000000000
[ 68.923345][ T5319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 68.926256][ T5319] R13: 0000000000000000 R14: 00007f1666575fa0 R15: 00007ffcf01efa38
[ 68.929360][ T5319]
[ 68.930586][ T5319]
[ 68.931515][ T5319] The buggy address belongs to the physical page:
[ 68.934018][ T5319] page: refcount:3 mapcount:0 mapping:ffff888031ce4d78 index:0x3f pfn:0x32a90
[ 68.937166][ T5319] memcg:ffff8880126aa000
[ 68.938611][ T5319] aops:def_blk_aops ino:700000 dentry name(?):""
[ 68.940786][ T5319] flags: 0x4fff08000004214(referenced|dirty|workingset|private|node=1|zone=1|lastcpupid=0x7ff)
[ 68.944256][ T5319] raw: 04fff08000004214 0000000000000000 dead000000000122 ffff888031ce4d78
[ 68.947240][ T5319] raw: 000000000000003f ffff888043efb1d0 00000003ffffffff ffff8880126aa000
[ 68.950218][ T5319] page dumped because: kasan: bad access detected
[ 68.952454][ T5319] page_owner tracks the page as allocated
[ 68.954543][ T5319] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x148c40(GFP_NOFS|__GFP_NOFAIL|__GFP_COMP|__GFP_HARDWALL), pid 5319, tgid 5318 (syz.0.0), ts 68797905460, free_ts 68756433891
[ 68.961473][ T5319] post_alloc_hook+0x1f3/0x230
[ 68.963321][ T5319] get_page_from_freelist+0x365c/0x37a0
[ 68.965223][ T5319] __alloc_pages_noprof+0x292/0x710
[ 68.966943][ T5319] alloc_pages_mpol_noprof+0x3e1/0x780
[ 68.968903][ T5319] folio_alloc_noprof+0x128/0x180
[ 68.970659][ T5319] filemap_alloc_folio_noprof+0xdf/0x500
[ 68.972609][ T5319] __filemap_get_folio+0x41f/0x940
[ 68.974374][ T5319] bdev_getblk+0x1d4/0x670
[ 68.975914][ T5319] ext4_getblk+0x31b/0x880
[ 68.977461][ T5319] ext4_bread+0x2e/0x180
[ 68.979188][ T5319] ext4_append+0x327/0x5c0
[ 68.980930][ T5319] make_indexed_dir+0x523/0x1600
[ 68.982802][ T5319] ext4_add_entry+0xcf7/0xfa0
[ 68.984672][ T5319] ext4_add_nondir+0x8d/0x290
[ 68.986461][ T5319] ext4_symlink+0x920/0xb50
[ 68.988299][ T5319] vfs_symlink+0x137/0x2e0
[ 68.990109][ T5319] page last free pid 5303 tgid 5303 stack trace:
[ 68.992537][ T5319] free_unref_page+0xd3f/0x1010
[ 68.994270][ T5319] __put_partials+0x160/0x1c0
[ 68.996170][ T5319] put_cpu_partial+0x17c/0x250
[ 68.998193][ T5319] __slab_free+0x290/0x380
[ 68.999819][ T5319] qlist_free_all+0x9a/0x140
[ 69.001595][ T5319] kasan_quarantine_reduce+0x14f/0x170
[ 69.003679][ T5319] __kasan_slab_alloc+0x23/0x80
[ 69.005415][ T5319] kmem_cache_alloc_noprof+0x1d9/0x380
[ 69.007493][ T5319] getname_flags+0xb7/0x540
[ 69.009345][ T5319] do_sys_openat2+0xd2/0x1d0
[ 69.011108][ T5319] __x64_sys_openat+0x247/0x2a0
[ 69.012987][ T5319] do_syscall_64+0xf3/0x230
[ 69.014498][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 69.016625][ T5319]
[ 69.017489][ T5319] Memory state around the buggy address:
[ 69.019736][ T5319] ffff888032a90f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 69.022923][ T5319] ffff888032a90f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 69.025994][ T5319] >ffff888032a91000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 69.028836][ T5319] ^
[ 69.030298][ T5319] ffff888032a91080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 69.033117][ T5319] ffff888032a91100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
[ 69.035990][ T5319] ==================================================================
[ 69.053550][ T5319] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 69.056382][ T5319] CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted 6.13.0-rc7-syzkaller-00043-g619f0b6fad52 #0
[ 69.060287][ T5319] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 69.064378][ T5319] Call Trace:
[ 69.065700][ T5319]
[ 69.066819][ T5319] dump_stack_lvl+0x241/0x360
[ 69.068366][ T5319] ? __pfx_dump_stack_lvl+0x10/0x10
[ 69.070307][ T5319] ? __pfx__printk+0x10/0x10
[ 69.072148][ T5319] ? vscnprintf+0x5d/0x90
[ 69.073788][ T5319] panic+0x349/0x880
[ 69.075227][ T5319] ? check_panic_on_warn+0x21/0xb0
[ 69.077104][ T5319] ? __pfx_panic+0x10/0x10
[ 69.078804][ T5319] ? check_panic_on_warn+0x12/0xb0
[ 69.080708][ T5319] check_panic_on_warn+0x86/0xb0
[ 69.082465][ T5319] ? ext4_insert_dentry+0x36a/0x6d0
[ 69.084427][ T5319] end_report+0x77/0x160
[ 69.085971][ T5319] kasan_report+0x154/0x180
[ 69.087593][ T5319] ? ext4_insert_dentry+0x36a/0x6d0
[ 69.089577][ T5319] kasan_check_range+0x282/0x290
[ 69.091500][ T5319] ? ext4_insert_dentry+0x36a/0x6d0
[ 69.093430][ T5319] __asan_memcpy+0x40/0x70
[ 69.095191][ T5319] ext4_insert_dentry+0x36a/0x6d0
[ 69.097050][ T5319] add_dirent_to_buf+0x3d9/0x750
[ 69.098724][ T5319] ? __pfx_add_dirent_to_buf+0x10/0x10
[ 69.100841][ T5319] ? __ext4_handle_dirty_metadata+0x30d/0x820
[ 69.103139][ T5319] make_indexed_dir+0xf98/0x1600
[ 69.105279][ T5319] ? __pfx_make_indexed_dir+0x10/0x10
[ 69.107505][ T5319] ? add_dirent_to_buf+0x398/0x750
[ 69.109624][ T5319] ? __pfx_add_dirent_to_buf+0x10/0x10
[ 69.111692][ T5319] ? __ext4_read_dirblock+0x527/0x890
[ 69.113628][ T5319] ext4_add_entry+0xcf7/0xfa0
[ 69.115333][ T5319] ? __pfx_ext4_add_entry+0x10/0x10
[ 69.117268][ T5319] ext4_add_nondir+0x8d/0x290
[ 69.119031][ T5319] ? ext4_symlink+0x6ce/0xb50
[ 69.120721][ T5319] ext4_symlink+0x920/0xb50
[ 69.122232][ T5319] ? __pfx_ext4_symlink+0x10/0x10
[ 69.124057][ T5319] ? inode_permission+0xff/0x460
[ 69.125856][ T5319] ? bpf_lsm_inode_symlink+0x9/0x10
[ 69.127801][ T5319] ? security_inode_symlink+0xbe/0x330
[ 69.130069][ T5319] vfs_symlink+0x137/0x2e0
[ 69.131988][ T5319] do_symlinkat+0x222/0x3a0
[ 69.133930][ T5319] ? __pfx_do_symlinkat+0x10/0x10
[ 69.135797][ T5319] ? strncpy_from_user+0x152/0x270
[ 69.137820][ T5319] ? getname_flags+0x1e3/0x540
[ 69.139655][ T5319] __x64_sys_symlink+0x7a/0x90
[ 69.141448][ T5319] do_syscall_64+0xf3/0x230
[ 69.143146][ T5319] ? clear_bhb_loop+0x35/0x90
[ 69.145300][ T5319] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 69.148055][ T5319] RIP: 0033:0x7f1666385d29
[ 69.149804][ T5319] 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
[ 69.157073][ T5319] RSP: 002b:00007f16671a0038 EFLAGS: 00000246 ORIG_RAX: 0000000000000058
[ 69.160285][ T5319] RAX: ffffffffffffffda RBX: 00007f1666575fa0 RCX: 00007f1666385d29
[ 69.163232][ T5319] RDX: 0000000000000000 RSI: 0000000020000cc0 RDI: 0000000020000dc0
[ 69.166158][ T5319] RBP: 00007f1666401b08 R08: 0000000000000000 R09: 0000000000000000
[ 69.169308][ T5319] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 69.172379][ T5319] R13: 0000000000000000 R14: 00007f1666575fa0 R15: 00007ffcf01efa38
[ 69.175295][ T5319]
[ 69.176694][ T5319] Kernel Offset: disabled
[ 69.178415][ T5319] Rebooting in 86400 seconds..