program: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000040), r0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000080)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_JOIN_MESH(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000380)={0x30, r3, 0x5, 0x7, 0x2, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_MESH_ID={0xa}, @NL80211_ATTR_MESH_SETUP={0x8, 0x70, [@NL80211_MESH_SETUP_USERSPACE_AMPE={0x4}]}]}, 0x30}}, 0x0) r5 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f00000000c0)={'wlan1\x00', 0x0}) syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), r0) sendmsg$NL80211_CMD_SET_INTERFACE(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x24, r5, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x2}]}, 0x24}, 0x1, 0x0, 0x0, 0x1}, 0x0) syz_mount_image$udf(&(0x7f0000000180), &(0x7f0000000100)='./bus\x00', 0x1014494, &(0x7f00000002c0)={[{@iocharset={'iocharset', 0x3d, 'iso8859-4'}}, {@partition={'partition', 0x3d, 0x6}}, {@gid_forget}, {@session={'session', 0x3d, 0xfe8}}, {@noadinicb}, {@shortad}, {@uid_forget}]}, 0xfe, 0xc24, &(0x7f0000001480)="$eJzs3UFsHNd9B+D/Gy5Fym4rJk5Uu42LTVukMmO5sqSYilW4q5pmG0CWiVDMLQBX5EpdmFoSJNXIRtrQvfTQQ4Ci6CEnAq1RIEUDoymCHtnWBZKLD0VOPREtbARFD2wRIKeAxcy+lZY0ZcmmSFH299nUbznz3ux7b5YzkqA3LwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACAiN976cKpZ9ODbgUAcJAuTX311Gn3fwD4RLnsz/8AAAAAAAAAAAAAAHDYpSjisUixeGkzzVTfdw1fbHdu3Jwen9i92tFU1Ryoypdfw8+ePnP2S8+NnevlB9e/356IV6YuX6i/uHB9cam1vNyaq0932rMLc617PsJe6+80Wg1A/fqrN+auXl2un37mzLbdN0feG3r0+Mj5sadOPtkrOz0+MTHVV6Y2+JHf/X3uNMPjSBRxMlI8/b2fpGZEFLH3sbjLZ2e/Ha06MVp1Ynp8ourIfLvZWSl3TvYGooio91Vq9MboAM7FnjQiVsvmlw0eLbs3tdhcal6Zb9Unm0sr7ZX2QmcydVtb9qceRZxLEWsRsTH0/sMNRhG1SPGdY5vpSkQM9Mbhi9XE4Du3o9jHPt6Dsp31wYi14iE4Z4fYUBTxcqT46dtFzJZjlr/iCxEvl/mDiDfLfCEilR+MsxHv7vI54uFUiyL+vDz/5zfTXHU96F1XLn6t/pXO1YW+sr3rykN/fzhIh/zaNBxFNKsr/mb66L/ZAQAAAAAAAAAAAAAAAOB+OxpFPBEpXvr3P6rmFUc1L/3Y+bHfH/nF/jnjj9/lOGXZZyJitbi3OblH8hTiyTSZ0gOeS/xJNhxF/HGe//fGg24MAAAAAAAAAAAAAAAAAADAJ9yPI8Xz75xIa9G/pni7c61+uXllvrsqbG/t396a6VtbW1v11M1GzpmcqznXcq7n3MgZRa6fs5FzJudqzrWc6zk3csZArp+zkXMm52rOtZzrOTdyRi3Xz9nIOZNzNedazvWcGznjkKzdCwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADwcVJEET+PFN/+xmaKFBGNiJno5vpQrwwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA8CANpSK+Hynqf9C4ta0WEan6v+tE+cvZaBwp89PRGCvzhWhcyNmsstZ44wG0n70ZTEX8KFIMDb9164Tn8z/Y/e7WxyDe/Obt736l1s2B3s6R94YePX7s/NjErz1+p9dptwaMXmx3btysT49PTEz1ba7ld/9037aR/L7F/ek6EbH82uuvNufnW0ufmBdFHIpmPKgXte6LWhyS9hzUi3y9il12FYfhp6BxWAaq9+IBX5g4EOX9/91I8dvv/Efvht+7//9C97tbd/j42Z/cvv8/v/NA+3T/f6xv2/P5dyODtYjhleuLg8cjhpdfe/1k+3rzWutaq3P21Kkvj419+cypwSMRw1fb862+V3seKgAAAAAAAAAAAAAAAICDlYr43UjR/NFmqkfEzWq+1sj5sadOPjkQA9V8q23ztl6Zunyh/uLC9cWl1vJya64+3WnPLsy17vXthqvpXtPjE/vSmbs6us/tPzr84sLia0vta3+4suv+R4YvXFleWWrO7r47jkYR0ejfMlo1eHp8omr0fLvZqapO7jqZ7sMbTEX8Z6SYPVs/0tuW5//tnOG/bf7/6s4D7dP8v0/1bSvfM6UifhYpfusvHo/PV+18JN43Zrnc30SK0XOfy+XiSFmu14bucwW6MwPLsv8bKf7h59vL9uZDPna77LP3Oq4Pi/L8H4sU3/+z78av523bn/+w+/l/ZOeB9un8f6Zv2yPbnlew566Tz//JSPHCY2/Fb+RtH/T8jyK2tra+FXEiF771fI59Ov+f7ds2Et33/c37130AAAAAAAAAAICH1mAq4m8jxZMTtfRc3nYv//5vbueB9unff/1y37a5A1qvaM+DCgAAAACHxGAq4seR4trKW7fmUG+f/903//N3bq+9Pp527K3+nu+XqucG3M+//+s3kt93Zu/dBgAAAAAAAAAAAAAAAAAAgEMlpSKey+upz9xlPfX1SPHSfz+dy6XjZbneOvAj1a/DlxY6Jy/Mzy/MNleaV+Zb9anF5myrrPuZSLH515/LdYtqffXP57rdNd6Ht3prsS9Fiom/65XtrsXeW5u8ux54dy32suynIsV//f32sr11rD97u+zpsuxfRYqv/9PuZY/fLnumLPvdSPHDr9d7ZR8py/aej9p9JulwLeZbz8wuzL/vUagAAAAAAAAAAAAAAAAAAADwYQ2mIv40UvzP9bVYrab9v3FrV85ab8Ob3+xb73+Hm9U6/yPV+v93ev1R1v8fuS+9BAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACAh0uKIl6PFIuXNtP6UPl91/DFdufGzenxid2rHU1VzYGqfPk1/OzpM2e/9NzYuV5+cP377Yl4ZeryhfqLC9cXl1rLy625+nSnPbsw17rnI+y1/u2h6xqtBqB+/dUbc1evLtdPP3Nm2+6bI+8NPXp85PzYUyef7JWdHp+YmOorUxv8EO/+oRp325Eo4i8jxdPf+0n656GIIvY+Fnf57Oy3o1UnRqtOTI9PVB2Zbzc7K+XOyd5AFBH1vkqN3hgdwLnYk0bEatn8ssGjZfemFptLzSvzrfpkc2mlvdJe6EymbmvL/tSjiHMpYi0iNob6D3QkZxGvRorvHNtM/zIUMdAbhy9emvrqqdN3bkexr728i29V7awPRqwVD8E5O8SGooh/jBQ/fftE/OtQRC26X/GFiJfL/EHEm2W+EJHKD8bZiHeHHnSruV9qUcT/lef//GZ6eyii+pGprisXv1b/SufqQl/Z3nVl5/1hKyIeqvvDQTrk16bhKOKH1RV/M/2bn2sAAAAAAAAAAAAAAACAQ6SIX40Uz79zIlXzg2/NKW53rtUvN6/Md6f19eb+9eZMb21tbdVTNxs5Z3Ku5lzLuZ5zI2cUuX7ORs6ZnKs513Ku59zIGQO5fs5GzpmcqznXcq7n3MgZtVw/ZyPnTM7VnGs513Nu5IxDMncPAAAAAAAAAAAAAAAAAAD4eCmq/1J8+xubaWuou770THRz3XqgH3v/HwAA//9wn/vk") r7 = open(&(0x7f0000000240)='./file1\x00', 0x145142, 0x0) ftruncate(r7, 0x2007ffc) sendfile(r7, r7, 0x0, 0x800000009) r8 = open(&(0x7f0000000000)='./bus\x00', 0x60142, 0x0) r9 = open(&(0x7f0000000080)='./bus\x00', 0x107382, 0x1d0) ftruncate(r9, 0x2007ffb) sendfile(r8, r9, 0x0, 0x1000000201005) syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000380)=ANY=[@ANYBLOB="1201500200000040"], 0x0) open(&(0x7f0000000440)='./file1\x00', 0x14937e, 0x0) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0) r10 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r10, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x8005, 0x0, 0x0, 0x15, 0x1c, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780820d1cbf7966d61fdcf335263bd9bffbcc2542ded71038259ca171ce1a311ef54ec32d71e14ef3dc177e9b48b00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x204]}) truncate(&(0x7f00000013c0)='./file1\x00', 0x0) sendmsg$NL80211_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000640)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="050000000000000000002e00000008000300", @ANYRES32=r6, @ANYBLOB="0aeb33000202010000000000100026006c61c222e196866230c1c414a0d19eac3abf88e80af7cc9d63c02fe8242209d99ee79de8fb7f008eb1a5c706e3c40631a9b2119958a45ba691aa29627fb3695d441238347e00d85d9bae48ee25cdc0f8a00bbda0a44447ab47632a8dccb996e90a21"], 0x30}}, 0x0) syz_80211_inject_frame(&(0x7f00000002c0)=@device_b, &(0x7f0000000000)=@mgmt_frame=@probe_response={{{}, {}, @device_b, @device_a, @from_mac, {0x0, 0x9}}, 0x0, @default, 0x1, @val={0x0, 0x6, @default_ap_ssid}, @val={0x1, 0x1, [{0x2, 0x1}]}, @val={0x3, 0x1, 0x40}, @void, @void, @void, @void, @void}, 0xffffffbd) nanosleep(&(0x7f0000000340)={0x0, 0x2faf080}, 0x0) syz_80211_inject_frame(&(0x7f00000003c0)=@device_b, &(0x7f0000000400)=ANY=[@ANYBLOB="b0000000ffffff0800040000001000010002000000"], 0x1e) syz_80211_inject_frame(&(0x7f00000004c0)=@device_b, &(0x7f0000000500)=ANY=[@ANYBLOB="1000000008021100000108021100000008021000000020000100000001000100"], 0x20) [ 75.091159][ T4667] Bluetooth: hci0: command tx timeout [ 75.259563][ T5320] loop0: detected capacity change from 0 to 2048 [ 75.289653][ T5320] UDF-fs: error (device loop0): udf_read_tagged: read failed, block=2362, location=2362 [ 75.304979][ T5320] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d [ 75.322663][ T5320] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 160: 0xd2 != 0xd4 [ 75.332863][ T5320] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000) [ 75.345946][ T25] audit: type=1800 audit(1761836796.567:2): pid=5320 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 [ 75.710731][ T5312] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 75.971204][ T5321] loop0: detected capacity change from 2048 to 64 [ 76.003194][ T25] audit: type=1800 audit(1761836797.227:3): pid=5320 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed comm="syz.0.0" name="file1" dev="loop0" ino=1346 res=0 errno=0 [ 76.036481][ T5326] ================================================================== [ 76.040071][ T5326] BUG: KASAN: slab-out-of-bounds in udf_write_aext+0x69d/0x7b0 [ 76.043499][ T5326] Write of size 4 at addr ffff88803f5899d8 by task syz.0.0/5326 [ 76.047193][ T5326] [ 76.048409][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 76.048430][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.048438][ T5326] Call Trace: [ 76.048447][ T5326] [ 76.048459][ T5326] dump_stack_lvl+0x189/0x250 [ 76.048482][ T5326] ? __virt_addr_valid+0x1c8/0x5c0 [ 76.048501][ T5326] ? rcu_is_watching+0x15/0xb0 [ 76.048541][ T5326] ? __pfx_dump_stack_lvl+0x10/0x10 [ 76.048560][ T5326] ? rcu_is_watching+0x15/0xb0 [ 76.048574][ T5326] ? lock_release+0x4b/0x3e0 [ 76.048587][ T5326] ? _raw_spin_lock_irqsave+0xb3/0xf0 [ 76.048657][ T5326] ? __virt_addr_valid+0x1c8/0x5c0 [ 76.048680][ T5326] ? __virt_addr_valid+0x4a5/0x5c0 [ 76.048696][ T5326] print_report+0xca/0x240 [ 76.048712][ T5326] ? udf_write_aext+0x69d/0x7b0 [ 76.048727][ T5326] kasan_report+0x118/0x150 [ 76.048752][ T5326] ? udf_write_aext+0x69d/0x7b0 [ 76.048770][ T5326] udf_write_aext+0x69d/0x7b0 [ 76.048785][ T5326] __udf_add_aext+0x2b9/0x6d0 [ 76.048799][ T5326] udf_free_blocks+0x1466/0x17f0 [ 76.048820][ T5326] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 76.048832][ T5326] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 76.048844][ T5326] ? __folio_mark_dirty+0x989/0xe30 [ 76.048861][ T5326] ? __pfx_udf_free_blocks+0x10/0x10 [ 76.048876][ T5326] ? mark_buffer_dirty+0x22f/0x410 [ 76.048888][ T5326] ? mark_buffer_dirty_inode+0xf7/0x2f0 [ 76.048900][ T5326] ? rcu_needs_cpu+0x90/0xb0 [ 76.048913][ T5326] ? __mark_inode_dirty+0x3d2/0xe10 [ 76.048926][ T5326] extent_trunc+0x35c/0x450 [ 76.048943][ T5326] ? __pfx_extent_trunc+0x10/0x10 [ 76.048960][ T5326] udf_truncate_extents+0x5b0/0xec0 [ 76.048979][ T5326] ? __pfx_udf_truncate_extents+0x10/0x10 [ 76.048997][ T5326] ? do_raw_spin_unlock+0x4d/0x240 [ 76.049012][ T5326] udf_setsize+0x972/0x1000 [ 76.049029][ T5326] ? udf_setattr+0x385/0x5a0 [ 76.049048][ T5326] ? __pfx_udf_setsize+0x10/0x10 [ 76.049065][ T5326] ? down_write+0x162/0x1f0 [ 76.049079][ T5326] ? __pfx_down_write+0x10/0x10 [ 76.049094][ T5326] ? __pfx_current_time+0x10/0x10 [ 76.049106][ T5326] udf_setattr+0x3a1/0x5a0 [ 76.049123][ T5326] ? __pfx_udf_setattr+0x10/0x10 [ 76.049138][ T5326] notify_change+0xc1a/0xf40 [ 76.049155][ T5326] do_truncate+0x1a4/0x220 [ 76.049170][ T5326] ? __pfx_do_truncate+0x10/0x10 [ 76.049182][ T5326] ? apparmor_path_truncate+0x238/0x2d0 [ 76.049199][ T5326] vfs_truncate+0x493/0x520 [ 76.049215][ T5326] ? __pfx_vfs_truncate+0x10/0x10 [ 76.049235][ T5326] do_sys_truncate+0xdb/0x190 [ 76.049250][ T5326] ? __pfx_do_sys_truncate+0x10/0x10 [ 76.049268][ T5326] __x64_sys_truncate+0x5b/0x70 [ 76.049283][ T5326] do_syscall_64+0xfa/0xfa0 [ 76.049311][ T5326] ? lockdep_hardirqs_on+0x9c/0x150 [ 76.049328][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.049340][ T5326] ? clear_bhb_loop+0x60/0xb0 [ 76.049352][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.049365][ T5326] RIP: 0033:0x7f90f258efc9 [ 76.049378][ T5326] 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 [ 76.049388][ T5326] RSP: 002b:00007f90f333f038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 76.049402][ T5326] RAX: ffffffffffffffda RBX: 00007f90f27e6180 RCX: 00007f90f258efc9 [ 76.049410][ T5326] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00002000000013c0 [ 76.049419][ T5326] RBP: 00007f90f2611f91 R08: 0000000000000000 R09: 0000000000000000 [ 76.049428][ T5326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.049437][ T5326] R13: 00007f90f27e6218 R14: 00007f90f27e6180 R15: 00007ffd08351828 [ 76.049449][ T5326] [ 76.049453][ T5326] [ 76.211443][ T5326] Allocated by task 5320: [ 76.213493][ T5326] kasan_save_track+0x3e/0x80 [ 76.215547][ T5326] __kasan_kmalloc+0x93/0xb0 [ 76.217552][ T5326] __kmalloc_noprof+0x411/0x7f0 [ 76.220074][ T5326] __udf_iget+0xc66/0x3ae0 [ 76.222815][ T5326] udf_fill_partdesc_info+0x773/0x1320 [ 76.225479][ T5326] udf_process_sequence+0x111c/0x47e0 [ 76.227876][ T5326] udf_check_anchor_block+0x28e/0x550 [ 76.230323][ T5326] udf_load_vrs+0x96d/0xf20 [ 76.232449][ T5326] udf_fill_super+0x5ad/0x17a0 [ 76.234805][ T5326] get_tree_bdev_flags+0x40e/0x4d0 [ 76.237439][ T5326] vfs_get_tree+0x92/0x2b0 [ 76.239773][ T5326] do_new_mount+0x302/0xa10 [ 76.242038][ T5326] __se_sys_mount+0x313/0x410 [ 76.244265][ T5326] do_syscall_64+0xfa/0xfa0 [ 76.246308][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.249028][ T5326] [ 76.250134][ T5326] The buggy address belongs to the object at ffff88803f589800 [ 76.250134][ T5326] which belongs to the cache kmalloc-512 of size 512 [ 76.257089][ T5326] The buggy address is located 0 bytes to the right of [ 76.257089][ T5326] allocated 472-byte region [ffff88803f589800, ffff88803f5899d8) [ 76.263757][ T5326] [ 76.264851][ T5326] The buggy address belongs to the physical page: [ 76.267737][ T5326] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x3f588 [ 76.271821][ T5326] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 76.276009][ T5326] anon flags: 0x4fff00000000040(head|node=1|zone=1|lastcpupid=0x7ff) [ 76.279980][ T5326] page_type: f5(slab) [ 76.281804][ T5326] raw: 04fff00000000040 ffff88801a041c80 0000000000000000 0000000000000001 [ 76.285778][ T5326] raw: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000 [ 76.289683][ T5326] head: 04fff00000000040 ffff88801a041c80 0000000000000000 0000000000000001 [ 76.293957][ T5326] head: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000 [ 76.297735][ T5326] head: 04fff00000000001 ffffea0000fd6201 00000000ffffffff 00000000ffffffff [ 76.301336][ T5326] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 [ 76.305019][ T5326] page dumped because: kasan: bad access detected [ 76.307954][ T5326] page_owner tracks the page as allocated [ 76.310939][ T5326] page last allocated via order 1, migratetype Unmovable, gfp_mask 0xd2040(__GFP_IO|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5295, tgid 5295 (sh), ts 71146437408, free_ts 58359372448 [ 76.319450][ T5326] post_alloc_hook+0x240/0x2a0 [ 76.321640][ T5326] get_page_from_freelist+0x2365/0x2440 [ 76.324176][ T5326] __alloc_frozen_pages_noprof+0x181/0x370 [ 76.326809][ T5326] alloc_pages_mpol+0x232/0x4a0 [ 76.329026][ T5326] allocate_slab+0x96/0x350 [ 76.331463][ T5326] ___slab_alloc+0xe94/0x18a0 [ 76.333896][ T5326] __slab_alloc+0x65/0x100 [ 76.335874][ T5326] __kmalloc_noprof+0x471/0x7f0 [ 76.338003][ T5326] tomoyo_init_log+0x1a6e/0x1f70 [ 76.340151][ T5326] tomoyo_supervisor+0x340/0x1480 [ 76.342525][ T5326] tomoyo_path_permission+0x25a/0x380 [ 76.345305][ T5326] tomoyo_path_perm+0x392/0x4b0 [ 76.347771][ T5326] security_inode_getattr+0x12f/0x330 [ 76.350580][ T5326] __x64_sys_newfstat+0xfc/0x200 [ 76.353076][ T5326] do_syscall_64+0xfa/0xfa0 [ 76.355155][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.358009][ T5326] page last free pid 5239 tgid 5239 stack trace: [ 76.360940][ T5326] __free_frozen_pages+0xbc4/0xd30 [ 76.363612][ T5326] __slab_free+0x2e7/0x390 [ 76.365708][ T5326] qlist_free_all+0x97/0x140 [ 76.367757][ T5326] kasan_quarantine_reduce+0x148/0x160 [ 76.370135][ T5326] __kasan_slab_alloc+0x22/0x80 [ 76.372351][ T5326] __kmalloc_noprof+0x3c3/0x7f0 [ 76.374696][ T5326] tomoyo_realpath_from_path+0xe3/0x5d0 [ 76.377437][ T5326] tomoyo_path_perm+0x213/0x4b0 [ 76.379631][ T5326] security_inode_getattr+0x12f/0x330 [ 76.382097][ T5326] __x64_sys_newfstat+0xfc/0x200 [ 76.384711][ T5326] do_syscall_64+0xfa/0xfa0 [ 76.386702][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.389313][ T5326] [ 76.390413][ T5326] Memory state around the buggy address: [ 76.393130][ T5326] ffff88803f589880: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 76.396740][ T5326] ffff88803f589900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 76.400295][ T5326] >ffff88803f589980: 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc fc [ 76.403771][ T5326] ^ [ 76.406810][ T5326] ffff88803f589a00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 76.411028][ T5326] ffff88803f589a80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 76.415327][ T5326] ================================================================== [ 76.434275][ T1313] ieee802154 phy0 wpan0: encryption failed: -22 [ 76.437427][ T1313] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.566318][ T5321] netlink: 20 bytes leftover after parsing attributes in process `syz.0.0'. [ 76.571339][ T5326] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 76.574872][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 76.578866][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.583490][ T5326] Call Trace: [ 76.584985][ T5326] [ 76.586680][ T5326] dump_stack_lvl+0x99/0x250 [ 76.588998][ T5326] ? __asan_memcpy+0x40/0x70 [ 76.591422][ T5326] ? __pfx_dump_stack_lvl+0x10/0x10 [ 76.594449][ T5326] ? __pfx__printk+0x10/0x10 [ 76.596615][ T5326] vpanic+0x237/0x6d0 [ 76.598318][ T5326] ? __pfx_vpanic+0x10/0x10 [ 76.600532][ T5326] ? preempt_schedule+0xae/0xc0 [ 76.603008][ T5326] ? __pfx_preempt_schedule+0x10/0x10 [ 76.605638][ T5326] panic+0xb9/0xc0 [ 76.607519][ T5326] ? __pfx_panic+0x10/0x10 [ 76.609721][ T5326] ? _raw_spin_unlock_irqrestore+0xfd/0x110 [ 76.613264][ T5326] ? is_module_address+0x17/0xf0 [ 76.616041][ T5326] ? udf_write_aext+0x69d/0x7b0 [ 76.618319][ T5326] check_panic_on_warn+0x89/0xb0 [ 76.620680][ T5326] ? udf_write_aext+0x69d/0x7b0 [ 76.623451][ T5326] end_report+0x78/0x160 [ 76.625630][ T5326] kasan_report+0x129/0x150 [ 76.627710][ T5326] ? udf_write_aext+0x69d/0x7b0 [ 76.629883][ T5326] udf_write_aext+0x69d/0x7b0 [ 76.632015][ T5326] __udf_add_aext+0x2b9/0x6d0 [ 76.634462][ T5326] udf_free_blocks+0x1466/0x17f0 [ 76.636709][ T5326] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 76.639742][ T5326] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 76.643575][ T5326] ? __folio_mark_dirty+0x989/0xe30 [ 76.647043][ T5326] ? __pfx_udf_free_blocks+0x10/0x10 [ 76.649530][ T5326] ? mark_buffer_dirty+0x22f/0x410 [ 76.651996][ T5326] ? mark_buffer_dirty_inode+0xf7/0x2f0 [ 76.654927][ T5326] ? rcu_needs_cpu+0x90/0xb0 [ 76.657438][ T5326] ? __mark_inode_dirty+0x3d2/0xe10 [ 76.659988][ T5326] extent_trunc+0x35c/0x450 [ 76.662045][ T5326] ? __pfx_extent_trunc+0x10/0x10 [ 76.664452][ T5326] udf_truncate_extents+0x5b0/0xec0 [ 76.666692][ T5326] ? __pfx_udf_truncate_extents+0x10/0x10 [ 76.669379][ T5326] ? do_raw_spin_unlock+0x4d/0x240 [ 76.671763][ T5326] udf_setsize+0x972/0x1000 [ 76.674214][ T5326] ? udf_setattr+0x385/0x5a0 [ 76.676668][ T5326] ? __pfx_udf_setsize+0x10/0x10 [ 76.678943][ T5326] ? down_write+0x162/0x1f0 [ 76.681019][ T5326] ? __pfx_down_write+0x10/0x10 [ 76.683238][ T5326] ? __pfx_current_time+0x10/0x10 [ 76.685506][ T5326] udf_setattr+0x3a1/0x5a0 [ 76.687471][ T5326] ? __pfx_udf_setattr+0x10/0x10 [ 76.689675][ T5326] notify_change+0xc1a/0xf40 [ 76.691688][ T5326] do_truncate+0x1a4/0x220 [ 76.693705][ T5326] ? __pfx_do_truncate+0x10/0x10 [ 76.695819][ T5326] ? apparmor_path_truncate+0x238/0x2d0 [ 76.698256][ T5326] vfs_truncate+0x493/0x520 [ 76.700395][ T5326] ? __pfx_vfs_truncate+0x10/0x10 [ 76.702859][ T5326] do_sys_truncate+0xdb/0x190 [ 76.705219][ T5326] ? __pfx_do_sys_truncate+0x10/0x10 [ 76.707449][ T5326] __x64_sys_truncate+0x5b/0x70 [ 76.709479][ T5326] do_syscall_64+0xfa/0xfa0 [ 76.711441][ T5326] ? lockdep_hardirqs_on+0x9c/0x150 [ 76.714033][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.716893][ T5326] ? clear_bhb_loop+0x60/0xb0 [ 76.718950][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.721791][ T5326] RIP: 0033:0x7f90f258efc9 [ 76.724313][ T5326] 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 [ 76.733247][ T5326] RSP: 002b:00007f90f333f038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 76.736944][ T5326] RAX: ffffffffffffffda RBX: 00007f90f27e6180 RCX: 00007f90f258efc9 [ 76.740369][ T5326] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00002000000013c0 [ 76.744885][ T5326] RBP: 00007f90f2611f91 R08: 0000000000000000 R09: 0000000000000000 [ 76.748585][ T5326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.751954][ T5326] R13: 00007f90f27e6218 R14: 00007f90f27e6180 R15: 00007ffd08351828 [ 76.755366][ T5326] [ 76.757233][ T5326] Kernel Offset: disabled [ 76.759159][ T5326] Rebooting in 86400 seconds..