program: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040), 0xffffffffffffffff) fallocate(r0, 0x55, 0x4, 0x0) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000002080)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_REGISTER_FRAME(r0, &(0x7f0000002540)={0x0, 0x0, &(0x7f0000002500)={&(0x7f00000020c0)={0x28, r1, 0x1, 0x70bd2d, 0x25dfdbfb, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_FRAME_MATCH={0x4}, @NL80211_ATTR_FRAME_TYPE={0x6, 0x65, 0x1}]}, 0x28}, 0x1, 0x0, 0x0, 0x4000000}, 0x4000000) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000c6, &(0x7f0000000080), 0x1, 0x553, &(0x7f0000001080)="$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") mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x0) chdir(&(0x7f00000000c0)='./bus\x00') lsetxattr$system_posix_acl(&(0x7f0000000400)='.\x00', &(0x7f0000000440)='system.posix_acl_default\x00', &(0x7f00000000c0)=ANY=[@ANYBLOB="02000000010000000000000002000000", @ANYRES32=0xee01, @ANYBLOB="02000000", @ANYRES32=0xee00, @ANYBLOB="02000000", @ANYRES32=0xee00, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="040000000000800008000000", @ANYRES32=0x0, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=0x0, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=0x0, @ANYBLOB="100000000000000020"], 0x5c, 0x0) syz_mount_image$fuse(0x0, &(0x7f0000000400)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) setxattr$trusted_overlay_upper(&(0x7f0000000380)='./file0\x00', &(0x7f0000000680), &(0x7f00000006c0)=ANY=[], 0x835, 0x1) lsetxattr$trusted_overlay_upper(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0), 0x0, 0x0, 0x0) syz_mount_image$fuse(0x0, &(0x7f0000000180)='./file2\x00', 0x0, 0x0, 0x0, 0x0, 0x0) syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000240)='./file0\x00', 0x2000480, &(0x7f0000000040), 0x1, 0x76a, &(0x7f0000000fc0)="$eJzs3d9rW1UcAPDvTdt17aatIOh8KghaGEvtrJuCDxMfRHAw0Ge3kGZlNm1Gk461FNwQwRdBxQdBX/bsj/nmqz9e9b/wQTamdsOJD1K5adJla9KlW5MI+XzgNOfce9Nzvjn3nnuSe0kC6FsT6Z9MxKGI+CiJGKstTyJiqJobjDixud3t9bV8mpLY2Hjzj6S6za31tXw0PCd1oFZ4MiJ+fD/icGZ7veWV1flcsVhYqpWnKgvnp8orq0fOLeTmCnOFxWPTMzNHj79w/NjexfrXL6sHr3/82rPfnPjnvSeufvhTEifiYG1dYxx7ZSImaq/JUPoS3uXVva6sx5JeN4AHkh6aA5tHeRyKsRio5loY6WbLAIBOeTciNgCAPpM4/wNAn6l/DnBrfS1fT739RKK7brwSEfs3469f39xcM1i7Zre/eh109FZy15WRJCLG96D+iYj44ru3v0pTdOg6JEAzly5HxJnxie3jf7LtnoXdeq6NbSbuKRv/oHu+T+c/Lzab/2W25j/RZP4z3OTYfRD3P/4z1/agmpbS+d/LDfe23W6Iv2Z8oFZ6pDrnG0rOnisW0rHt0YiYjKHhtDy9Qx2TN/+92Wpd4/zvz0/e+TKtP328s0Xm2uDw3c+ZzVVyDxNzoxuXI54abBZ/stX/SYv576k263j9pQ8+b7UujT+Nt562x99ZG1cinmna/3fuaEt2vD9xqro7TNV3iia+/fWz0Vb1N/Z/mtL66+8FuiHt/9Gd4x9PGu/XLO++jp+vjP3Qat3942++/+9L3qrm99WWXcxVKkvTEfuSN7YvP3rnufVyffs0/smnmx//O+3/6XvCM23GP3j9968fPP7OSuOf3VX/7z5z9fb8QKv62+v/mWpusraknfGv3QY+zGsHAAAAAAAAAAAAAAAAAAAAAAAAAO3KRMTBSDLZrXwmk81u/ob34zGaKZbKlcNnS8uLs1H9rezxGMrUv+pyrOH7UKdr34dfLx+9p/x8RDwWEZ8Oj1TL2XypONvr4AEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACg5kCL3/9P/Tbc69YBAB2zv9cNAAC6zvkfAPrP7s7/Ix1rBwDQPd7/A0D/cf4HgP7j/A8AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAECHnTp5Mk0bf6+v5dPy7IWV5fnShSOzhfJ8dmE5n82Xls5n50qluWIhmy8ttPxHlzYfiqXS+ZlYXL44VSmUK1PlldXTC6Xlxcrpcwu5ucLpwlDXIgMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACA9pVXVudzxWJhSUZGRmYr0zhKjPRugAIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD4n/svAAD//9EyKso=") r3 = creat(&(0x7f0000000000)='./bus\x00', 0x0) fcntl$setstatus(r3, 0x4, 0x6000) io_setup(0x203, &(0x7f0000000040)=0x0) r5 = open(&(0x7f0000000080)='./bus\x00', 0x400141042, 0x0) r6 = syz_init_net_socket$bt_bnep(0x1f, 0x3, 0x4) ioctl$sock_bt_bnep_BNEPGETCONNLIST(r6, 0x800442d2, &(0x7f0000000280)={0x1, &(0x7f0000000200)=[{0x0, 0x0, 0x0, @broadcast}]}) write$binfmt_script(r5, &(0x7f0000000100), 0x1670e68) io_submit(r4, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x25, 0xe7030003, 0x9, 0x1, 0x0, r3, 0x0, 0x0, 0x5}]) openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) mount$overlay(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000000), 0x0, &(0x7f0000000140)={[{@workdir={'workdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file2'}}], [], 0x2c}) [ 75.061589][ T5292] Bluetooth: hci0: command tx timeout [ 75.155966][ T5312] loop0: detected capacity change from 0 to 1024 [ 75.167128][ T5312] ======================================================= [ 75.167128][ T5312] WARNING: The mand mount option has been deprecated and [ 75.167128][ T5312] and is ignored by this kernel. Remove the mand [ 75.167128][ T5312] option from the mount to silence this warning. [ 75.167128][ T5312] ======================================================= [ 75.234038][ T5312] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 75.348042][ T5312] EXT4-fs error (device loop0): ext4_mb_mark_diskspace_used:4224: comm syz.0.0: Allocating blocks 497-513 which overlap fs metadata [ 75.356705][ T24] audit: type=1800 audit(1771295368.247:2): pid=5313 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.0" name="file1" dev="loop0" ino=22 res=0 errno=0 [ 75.409622][ T5312] EXT4-fs (loop0): pa ffff888047c8f740: logic 128, phys. 385, len 8 [ 75.413378][ T5312] EXT4-fs error (device loop0): ext4_mb_release_inode_pa:5467: group 0, free 0, pa_free 1 [ 75.420064][ T5312] ================================================================== [ 75.423543][ T5312] BUG: KASAN: use-after-free in ext4_ext_remove_space+0x3170/0x4280 [ 75.427167][ T5312] Read of size 4 at addr ffff888055dc4c18 by task syz.0.0/5312 [ 75.430468][ T5312] [ 75.431532][ T5312] CPU: 0 UID: 0 PID: 5312 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 75.431552][ T5312] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 75.431561][ T5312] Call Trace: [ 75.431568][ T5312] [ 75.431574][ T5312] dump_stack_lvl+0xe8/0x150 [ 75.431594][ T5312] print_report+0xba/0x230 [ 75.431609][ T5312] ? ext4_ext_remove_space+0x3170/0x4280 [ 75.431622][ T5312] kasan_report+0x117/0x150 [ 75.431677][ T5312] ? ext4_ext_remove_space+0x3170/0x4280 [ 75.431690][ T5312] ext4_ext_remove_space+0x3170/0x4280 [ 75.431704][ T5312] ? __es_remove_extent+0x13d3/0x1da0 [ 75.431722][ T5312] ? __pfx_ext4_ext_remove_space+0x10/0x10 [ 75.431733][ T5312] ? ext4_es_remove_extent+0x2a7/0x4c0 [ 75.431748][ T5312] ext4_ext_truncate+0x17e/0x2f0 [ 75.431760][ T5312] ext4_truncate+0xb63/0x13b0 [ 75.431776][ T5312] ? down_write+0x16d/0x200 [ 75.431888][ T5312] ? __pfx_ext4_truncate+0x10/0x10 [ 75.431903][ T5312] ? __ext4_journal_stop+0x34/0x1a0 [ 75.431922][ T5312] ext4_write_begin+0x1082/0x18c0 [ 75.431940][ T5312] ? __pfx_ext4_write_begin+0x10/0x10 [ 75.431951][ T5312] ? __ext4_handle_dirty_metadata+0x2fd/0x810 [ 75.431969][ T5312] ext4_da_write_begin+0x355/0xd80 [ 75.431984][ T5312] ? __pfx_ext4_da_write_begin+0x10/0x10 [ 75.431998][ T5312] generic_perform_write+0x2e2/0x8f0 [ 75.432020][ T5312] ? __pfx_generic_perform_write+0x10/0x10 [ 75.432036][ T5312] ? file_update_time_flags+0x400/0x4a0 [ 75.432052][ T5312] ? ext4_write_checks+0x24b/0x2c0 [ 75.432066][ T5312] ext4_buffered_write_iter+0xce/0x3a0 [ 75.432082][ T5312] ext4_file_write_iter+0x298/0x1bf0 [ 75.432099][ T5312] ? __pfx___mutex_trylock_common+0x10/0x10 [ 75.432140][ T5312] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 75.432158][ T5312] vfs_write+0x61d/0xb90 [ 75.432176][ T5312] ? __pfx_vfs_write+0x10/0x10 [ 75.432192][ T5312] ? __fget_files+0x2a/0x420 [ 75.432205][ T5312] ksys_write+0x150/0x270 [ 75.432221][ T5312] ? __pfx_ksys_write+0x10/0x10 [ 75.432237][ T5312] do_syscall_64+0x14d/0xf80 [ 75.432250][ T5312] ? trace_irq_disable+0x3b/0x150 [ 75.432266][ T5312] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.432280][ T5312] ? clear_bhb_loop+0x40/0x90 [ 75.432294][ T5312] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.432307][ T5312] RIP: 0033:0x7f40d3d9bf79 [ 75.432321][ T5312] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 75.432330][ T5312] RSP: 002b:00007f40d4b9e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 75.432344][ T5312] RAX: ffffffffffffffda RBX: 00007f40d4015fa0 RCX: 00007f40d3d9bf79 [ 75.432353][ T5312] RDX: 0000000001670e68 RSI: 0000200000000100 RDI: 0000000000000006 [ 75.432361][ T5312] RBP: 00007f40d3e327e0 R08: 0000000000000000 R09: 0000000000000000 [ 75.432369][ T5312] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 75.432377][ T5312] R13: 00007f40d4016038 R14: 00007f40d4015fa0 R15: 00007fffd7568678 [ 75.432391][ T5312] [ 75.432395][ T5312] [ 75.554151][ T5312] The buggy address belongs to the physical page: [ 75.556908][ T5312] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x55dc4 [ 75.560768][ T5312] flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff) [ 75.564162][ T5312] raw: 04fff00000000000 ffffea0001577148 ffffea00015770c8 0000000000000000 [ 75.567973][ T5312] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 75.571367][ T5312] page dumped because: kasan: bad access detected [ 75.573916][ T5312] page_owner info is not present (never set?) [ 75.576343][ T5312] [ 75.577365][ T5312] Memory state around the buggy address: [ 75.579342][ T5312] ffff888055dc4b00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 75.582112][ T5312] ffff888055dc4b80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 75.585593][ T5312] >ffff888055dc4c00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 75.589059][ T5312] ^ [ 75.591217][ T5312] ffff888055dc4c80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 75.594754][ T5312] ffff888055dc4d00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 75.598252][ T5312] ================================================================== [ 75.615647][ T5312] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 75.618957][ T5312] CPU: 0 UID: 0 PID: 5312 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 75.622933][ T5312] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 75.627863][ T5312] Call Trace: [ 75.629357][ T5312] [ 75.630711][ T5312] vpanic+0x56c/0xa60 [ 75.632543][ T5312] ? __pfx_vpanic+0x10/0x10 [ 75.634681][ T5312] panic+0xc5/0xd0 [ 75.636265][ T5312] ? __pfx_panic+0x10/0x10 [ 75.638183][ T5312] ? preempt_schedule_thunk+0x16/0x30 [ 75.640528][ T5312] ? ext4_ext_remove_space+0x3170/0x4280 [ 75.643002][ T5312] ? preempt_schedule_thunk+0x16/0x30 [ 75.645335][ T5312] ? ext4_ext_remove_space+0x3170/0x4280 [ 75.647781][ T5312] check_panic_on_warn+0x89/0xb0 [ 75.649617][ T5312] ? ext4_ext_remove_space+0x3170/0x4280 [ 75.651707][ T5312] end_report+0x73/0x180 [ 75.653494][ T5312] ? ext4_ext_remove_space+0x3170/0x4280 [ 75.655702][ T5312] kasan_report+0x128/0x150 [ 75.657485][ T5312] ? ext4_ext_remove_space+0x3170/0x4280 [ 75.659602][ T5312] ext4_ext_remove_space+0x3170/0x4280 [ 75.661812][ T5312] ? __es_remove_extent+0x13d3/0x1da0 [ 75.664045][ T5312] ? __pfx_ext4_ext_remove_space+0x10/0x10 [ 75.666476][ T5312] ? ext4_es_remove_extent+0x2a7/0x4c0 [ 75.668713][ T5312] ext4_ext_truncate+0x17e/0x2f0 [ 75.671003][ T5312] ext4_truncate+0xb63/0x13b0 [ 75.673028][ T5312] ? down_write+0x16d/0x200 [ 75.675495][ T5312] ? __pfx_ext4_truncate+0x10/0x10 [ 75.678368][ T5312] ? __ext4_journal_stop+0x34/0x1a0 [ 75.681071][ T5312] ext4_write_begin+0x1082/0x18c0 [ 75.683342][ T5312] ? __pfx_ext4_write_begin+0x10/0x10 [ 75.685635][ T5312] ? __ext4_handle_dirty_metadata+0x2fd/0x810 [ 75.688026][ T5312] ext4_da_write_begin+0x355/0xd80 [ 75.690268][ T5312] ? __pfx_ext4_da_write_begin+0x10/0x10 [ 75.692677][ T5312] generic_perform_write+0x2e2/0x8f0 [ 75.694942][ T5312] ? __pfx_generic_perform_write+0x10/0x10 [ 75.697473][ T5312] ? file_update_time_flags+0x400/0x4a0 [ 75.699547][ T5312] ? ext4_write_checks+0x24b/0x2c0 [ 75.701668][ T5312] ext4_buffered_write_iter+0xce/0x3a0 [ 75.704025][ T5312] ext4_file_write_iter+0x298/0x1bf0 [ 75.706293][ T5312] ? __pfx___mutex_trylock_common+0x10/0x10 [ 75.708971][ T5312] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 75.711527][ T5312] vfs_write+0x61d/0xb90 [ 75.713367][ T5312] ? __pfx_vfs_write+0x10/0x10 [ 75.715410][ T5312] ? __fget_files+0x2a/0x420 [ 75.717360][ T5312] ksys_write+0x150/0x270 [ 75.719074][ T5312] ? __pfx_ksys_write+0x10/0x10 [ 75.721024][ T5312] do_syscall_64+0x14d/0xf80 [ 75.722931][ T5312] ? trace_irq_disable+0x3b/0x150 [ 75.725055][ T5312] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.727650][ T5312] ? clear_bhb_loop+0x40/0x90 [ 75.729665][ T5312] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.732235][ T5312] RIP: 0033:0x7f40d3d9bf79 [ 75.734155][ T5312] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 75.741982][ T5312] RSP: 002b:00007f40d4b9e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 75.745450][ T5312] RAX: ffffffffffffffda RBX: 00007f40d4015fa0 RCX: 00007f40d3d9bf79 [ 75.748876][ T5312] RDX: 0000000001670e68 RSI: 0000200000000100 RDI: 0000000000000006 [ 75.752355][ T5312] RBP: 00007f40d3e327e0 R08: 0000000000000000 R09: 0000000000000000 [ 75.755864][ T5312] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 75.759357][ T5312] R13: 00007f40d4016038 R14: 00007f40d4015fa0 R15: 00007fffd7568678 [ 75.762830][ T5312] [ 75.764564][ T5312] Kernel Offset: disabled [ 75.766444][ T5312] Rebooting in 86400 seconds..