program: r0 = syz_open_dev$video(&(0x7f0000000000), 0x7ff, 0x0) openat$khugepaged_scan(0xffffffffffffff9c, &(0x7f0000000640), 0x1, 0x0) ioctl$VIDIOC_ENUM_FRAMEINTERVALS(r0, 0xc034564b, &(0x7f0000000080)={0x0, 0x35315258, 0xf00, 0x870, 0x0, @discrete={0x2, 0x4}}) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x30000d4, &(0x7f0000000080), 0x1, 0x553, &(0x7f0000001080)="$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") r1 = syz_open_dev$usbfs(&(0x7f0000000040), 0x80000000003, 0x101301) ioctl$USBDEVFS_FORBID_SUSPEND(r1, 0x5521) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) rename(&(0x7f0000000040)='./file1\x00', &(0x7f0000000180)='./file0/file0\x00') r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r2, &(0x7f0000000180), 0xfea7) copy_file_range(r2, &(0x7f0000000240)=0x8000000000000001, r2, &(0x7f0000000280)=0x69, 0xfffffffffffffff4, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]}) chdir(&(0x7f0000000140)='./bus\x00') open(&(0x7f0000000000)='./bus\x00', 0x60142, 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r3 = open(&(0x7f0000000100)='./bus\x00', 0x103880, 0x28) ioctl$LOOP_SET_STATUS64(r3, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x0, 0x8001, 0x0, 0x0, 0x0, 0x0, "ef359f413bb90900f7d6a4ae6dddfbd11000000000000000000ff8ee09e737ff0edf110ff4117639c2eb8f18d2b8f6277dd41905b9aafab4afaaf755a3f6a004", "036c47c6780820d1cbf7966d61ffcf33524bbd9bffbcc2542ded71038232d71e14efbac003000000852f2036dc783800000000e9b49600", "f28359738e229a4c66810000000000f300e6d902000000000000000000000001"}) r4 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000080)={'bridge_slave_0\x00', 0x0}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='tracefs\x00', 0x0, 0x0) mount$tmpfs(0x0, &(0x7f0000000040)='./file0\x00', 0x0, 0x2204c3b, &(0x7f0000000180)={[{@gid}]}) r6 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r6, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000009c0)=ANY=[@ANYBLOB="3c00000013000100000000000000000007000000", @ANYRES32=r5, @ANYBLOB="0000e900000000001c001a8018000580140006800800020000000000080001"], 0x3c}}, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x83, 0x0) openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.log\x00', 0x4000, 0x1c0) r7 = socket$nl_netfilter(0x10, 0x3, 0xc) setsockopt$IP6T_SO_SET_REPLACE(r2, 0x29, 0x40, &(0x7f0000000a00)=@filter={'filter\x00', 0xe, 0x4, 0x468, 0xffffffff, 0x208, 0x138, 0x208, 0xffffffff, 0xffffffff, 0x398, 0x398, 0x398, 0xffffffff, 0x4, &(0x7f00000003c0), {[{{@uncond, 0x0, 0xf0, 0x138, 0x0, {}, [@common=@dst={{0x48}, {0x352, 0x4, 0x1, [0xb57, 0x7, 0x2, 0x3, 0x1, 0xf18, 0x7fff, 0x0, 0x2, 0x3, 0x8000, 0x4, 0x10, 0x5c8, 0x6, 0x5], 0xa}}]}, @common=@inet=@TEE={0x48, 'TEE\x00', 0x1, {@ipv4=@empty, 'dvmrp0\x00', {0x3}}}}, {{@uncond, 0x0, 0xa8, 0xd0}, @common=@inet=@SYNPROXY={0x28, 'SYNPROXY\x00', 0x0, {0x7, 0x0, 0x3}}}, {{@ipv6={@private2, @ipv4={'\x00', '\xff\xff', @multicast2}, [0xff, 0xffffffff, 0xffffff00, 0xff000000], [0xffffffff, 0xffffffff, 0x0, 0xffffffff], 'gre0\x00', 'veth1_to_hsr\x00', {0xff}, {0xff}, 0x32, 0xb, 0x3, 0x20}, 0x0, 0x168, 0x190, 0x0, {}, [@common=@srh={{0x30}, {0x3c, 0x2, 0x4, 0x7, 0x9b7, 0x0, 0x18}}, @common=@srh1={{0x90}, {0x2c, 0x18, 0x4, 0x4, 0x1ff, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @local, @local, [0x0, 0xff000000], [0xff, 0xff000000, 0xffffff00, 0xff000000], [0xffffff00, 0xffffffff, 0xffffff00], 0x108, 0x1284}}]}, @REJECT={0x28, 'REJECT\x00', 0x0, {0x4}}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x4c8) sendmsg$IPSET_CMD_CREATE(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="0000000000000000000000000012000300686173683a6e65742c706f7274000000090002000c0007800800084000000000050005000200000005000400000000000500010007000000000092000000000063474119f388e9e8c9a96be3022475af2261a1f5b5f9d5011b5e858197bc2ec75673198b75c20a2f064150d9f8de1ee2175389e5526ce9e78580759844a49dc030c9e8f194498498e29d7f1015bc23011f963a403557176820d8fef4664a"], 0x58}}, 0x0) [ 81.457633][ T9] cfg80211: failed to load regulatory.db [ 81.479347][ T1312] ieee802154 phy0 wpan0: encryption failed: -22 [ 81.481979][ T1312] ieee802154 phy1 wpan1: encryption failed: -22 [ 81.485440][ T5307] Bluetooth: hci0: command tx timeout [ 81.665247][ T5323] loop0: detected capacity change from 0 to 1024 [ 81.736215][ T5323] ======================================================= [ 81.736215][ T5323] WARNING: The mand mount option has been deprecated and [ 81.736215][ T5323] and is ignored by this kernel. Remove the mand [ 81.736215][ T5323] option from the mount to silence this warning. [ 81.736215][ T5323] ======================================================= [ 81.801386][ T5323] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 81.956293][ T5323] ================================================================== [ 81.960145][ T5323] BUG: KASAN: use-after-free in ext4_find_extent+0xb61/0xd50 [ 81.965898][ T5323] Read of size 4 at addr ffff88804d575018 by task syz.0.0/5323 [ 81.970992][ T5323] [ 81.971898][ T5323] CPU: 0 UID: 0 PID: 5323 Comm: syz.0.0 Not tainted 6.14.0-rc7-syzkaller-00179-gb3ee1e460951 #0 [ 81.971914][ T5323] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 81.971922][ T5323] Call Trace: [ 81.971929][ T5323] [ 81.971936][ T5323] dump_stack_lvl+0x241/0x360 [ 81.971954][ T5323] ? __pfx_dump_stack_lvl+0x10/0x10 [ 81.971966][ T5323] ? __pfx__printk+0x10/0x10 [ 81.971983][ T5323] ? _printk+0xd5/0x120 [ 81.971994][ T5323] ? __virt_addr_valid+0x183/0x530 [ 81.972006][ T5323] ? __virt_addr_valid+0x183/0x530 [ 81.972017][ T5323] print_report+0x16e/0x5b0 [ 81.972032][ T5323] ? __virt_addr_valid+0x183/0x530 [ 81.972042][ T5323] ? __virt_addr_valid+0x183/0x530 [ 81.972052][ T5323] ? __virt_addr_valid+0x45f/0x530 [ 81.972063][ T5323] ? __phys_addr+0xba/0x170 [ 81.972074][ T5323] ? ext4_find_extent+0xb61/0xd50 [ 81.972087][ T5323] kasan_report+0x143/0x180 [ 81.972101][ T5323] ? ext4_find_extent+0xb61/0xd50 [ 81.972115][ T5323] ext4_find_extent+0xb61/0xd50 [ 81.972130][ T5323] ext4_ext_map_blocks+0x2e4/0x7d30 [ 81.972150][ T5323] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 81.972163][ T5323] ? __pfx_lock_acquire+0x10/0x10 [ 81.972179][ T5323] ? __pfx_lock_acquire+0x10/0x10 [ 81.972195][ T5323] ? __pfx___might_resched+0x10/0x10 [ 81.972208][ T5323] ? __pfx_lock_release+0x10/0x10 [ 81.972226][ T5323] ? up_write+0x1a9/0x590 [ 81.972239][ T5323] ? __pfx_down_write+0x10/0x10 [ 81.972456][ T5323] ? ext4_es_lookup_extent+0x61a/0xa90 [ 81.972671][ T5323] ext4_map_blocks+0x8bf/0x1990 [ 81.972820][ T5323] ? __pfx_ext4_map_blocks+0x10/0x10 [ 81.972964][ T5323] _ext4_get_block+0x239/0x6b0 [ 81.973106][ T5323] ? __lock_acquire+0x1397/0x2100 [ 81.973229][ T5323] ? __pfx__ext4_get_block+0x10/0x10 [ 81.973409][ T5323] ext4_get_block_unwritten+0x2f/0x100 [ 81.973513][ T5323] ext4_block_write_begin+0x4d6/0x1510 [ 81.973658][ T5323] ? __pfx_ext4_get_block_unwritten+0x10/0x10 [ 81.973798][ T5323] ? __pfx_ext4_block_write_begin+0x10/0x10 [ 81.973898][ T5323] ? ext4_inode_journal_mode+0x18b/0x460 [ 81.974025][ T5323] ext4_write_begin+0x6c8/0x1280 [ 81.974128][ T5323] ? __pfx_ext4_write_begin+0x10/0x10 [ 81.974349][ T5323] ext4_da_write_begin+0x300/0xa60 [ 81.974516][ T5323] ? ext4_write_end+0x7d7/0xa30 [ 81.974645][ T5323] ? __pfx___might_resched+0x10/0x10 [ 81.975043][ T5323] ? __pfx_ext4_da_write_begin+0x10/0x10 [ 81.975383][ T5323] generic_perform_write+0x327/0xa00 [ 81.975612][ T5323] ? do_raw_spin_unlock+0x58/0x8b0 [ 81.975932][ T5323] ? __pfx_generic_perform_write+0x10/0x10 [ 81.976373][ T5323] ? ext4_write_checks+0x255/0x2c0 [ 81.976562][ T5323] ext4_buffered_write_iter+0xc7/0x390 [ 81.976879][ T5323] ext4_file_write_iter+0x88f/0x1ce0 [ 81.977382][ T5323] ? __pfx_lock_acquire+0x10/0x10 [ 81.977817][ T5323] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 81.978348][ T5323] vfs_write+0xacf/0xd10 [ 81.978809][ T5323] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 81.978951][ T5323] ? __pfx_vfs_write+0x10/0x10 [ 81.979397][ T5323] ? __fget_files+0x2a/0x410 [ 81.979838][ T5323] ? __fget_files+0x2a/0x410 [ 81.980300][ T5323] ksys_write+0x18f/0x2b0 [ 81.980313][ T5323] ? __pfx_ksys_write+0x10/0x10 [ 81.980325][ T5323] ? do_syscall_64+0x100/0x230 [ 81.980338][ T5323] ? do_syscall_64+0xb6/0x230 [ 81.980349][ T5323] do_syscall_64+0xf3/0x230 [ 81.980360][ T5323] ? clear_bhb_loop+0x35/0x90 [ 81.980376][ T5323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 81.980391][ T5323] RIP: 0033:0x7f41ccf8d169 [ 81.980402][ T5323] 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 [ 81.980411][ T5323] RSP: 002b:00007f41cddd5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 81.980424][ T5323] RAX: ffffffffffffffda RBX: 00007f41cd1a5fa0 RCX: 00007f41ccf8d169 [ 81.980433][ T5323] RDX: 000000000000fea7 RSI: 0000200000000180 RDI: 0000000000000007 [ 81.980440][ T5323] RBP: 00007f41cd00e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 81.980448][ T5323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 81.980454][ T5323] R13: 0000000000000000 R14: 00007f41cd1a5fa0 R15: 00007ffef3c37448 [ 81.980464][ T5323] [ 81.980468][ T5323] [ 82.330744][ T5323] The buggy address belongs to the physical page: [ 82.333757][ T5323] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x4d575 [ 82.339756][ T5323] flags: 0x4fff00000000000(node=1|zone=1|lastcpupid=0x7ff) [ 82.342231][ T5323] raw: 04fff00000000000 dead000000000100 dead000000000122 0000000000000000 [ 82.346230][ T5323] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 82.350598][ T5323] page dumped because: kasan: bad access detected [ 82.357011][ T5323] page_owner info is not present (never set?) [ 82.360850][ T5323] [ 82.362086][ T5323] Memory state around the buggy address: [ 82.364961][ T5323] ffff88804d574f00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 82.368739][ T5323] ffff88804d574f80: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 82.372002][ T5323] >ffff88804d575000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 82.375236][ T5323] ^ [ 82.378535][ T5323] ffff88804d575080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 82.381662][ T5323] ffff88804d575100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 82.384960][ T5323] ================================================================== [ 82.426128][ T5323] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 82.431328][ T5323] CPU: 0 UID: 0 PID: 5323 Comm: syz.0.0 Not tainted 6.14.0-rc7-syzkaller-00179-gb3ee1e460951 #0 [ 82.436567][ T5323] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 82.443644][ T5323] Call Trace: [ 82.445371][ T5323] [ 82.446705][ T5323] dump_stack_lvl+0x241/0x360 [ 82.458750][ T5323] ? __pfx_dump_stack_lvl+0x10/0x10 [ 82.460851][ T5323] ? __pfx__printk+0x10/0x10 [ 82.462620][ T5323] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 82.464920][ T5323] ? vscnprintf+0x5d/0x90 [ 82.466493][ T5323] panic+0x349/0x880 [ 82.468009][ T5323] ? check_panic_on_warn+0x21/0xb0 [ 82.469861][ T5323] ? __pfx_panic+0x10/0x10 [ 82.471499][ T5323] ? _raw_spin_unlock_irqrestore+0x130/0x140 [ 82.473626][ T5323] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 82.475977][ T5323] check_panic_on_warn+0x86/0xb0 [ 82.488029][ T5323] ? ext4_find_extent+0xb61/0xd50 [ 82.489983][ T5323] end_report+0x77/0x160 [ 82.491648][ T5323] kasan_report+0x154/0x180 [ 82.493368][ T5323] ? ext4_find_extent+0xb61/0xd50 [ 82.495345][ T5323] ext4_find_extent+0xb61/0xd50 [ 82.507357][ T5323] ext4_ext_map_blocks+0x2e4/0x7d30 [ 82.509230][ T5323] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 82.511255][ T5323] ? __pfx_lock_acquire+0x10/0x10 [ 82.513067][ T5323] ? __pfx_lock_acquire+0x10/0x10 [ 82.514879][ T5323] ? __pfx___might_resched+0x10/0x10 [ 82.537047][ T5323] ? __pfx_lock_release+0x10/0x10 [ 82.539143][ T5323] ? up_write+0x1a9/0x590 [ 82.540862][ T5323] ? __pfx_down_write+0x10/0x10 [ 82.542751][ T5323] ? ext4_es_lookup_extent+0x61a/0xa90 [ 82.544902][ T5323] ext4_map_blocks+0x8bf/0x1990 [ 82.546765][ T5323] ? __pfx_ext4_map_blocks+0x10/0x10 [ 82.557808][ T5323] _ext4_get_block+0x239/0x6b0 [ 82.559560][ T5323] ? __lock_acquire+0x1397/0x2100 [ 82.561395][ T5323] ? __pfx__ext4_get_block+0x10/0x10 [ 82.563319][ T5323] ext4_get_block_unwritten+0x2f/0x100 [ 82.565288][ T5323] ext4_block_write_begin+0x4d6/0x1510 [ 82.577342][ T5323] ? __pfx_ext4_get_block_unwritten+0x10/0x10 [ 82.579530][ T5323] ? __pfx_ext4_block_write_begin+0x10/0x10 [ 82.581639][ T5323] ? ext4_inode_journal_mode+0x18b/0x460 [ 82.583678][ T5323] ext4_write_begin+0x6c8/0x1280 [ 82.585459][ T5323] ? __pfx_ext4_write_begin+0x10/0x10 [ 82.597290][ T5323] ext4_da_write_begin+0x300/0xa60 [ 82.599123][ T5323] ? ext4_write_end+0x7d7/0xa30 [ 82.600872][ T5323] ? __pfx___might_resched+0x10/0x10 [ 82.602840][ T5323] ? __pfx_ext4_da_write_begin+0x10/0x10 [ 82.605103][ T5323] generic_perform_write+0x327/0xa00 [ 82.617860][ T5323] ? do_raw_spin_unlock+0x58/0x8b0 [ 82.620945][ T5323] ? __pfx_generic_perform_write+0x10/0x10 [ 82.623266][ T5323] ? ext4_write_checks+0x255/0x2c0 [ 82.625303][ T5323] ext4_buffered_write_iter+0xc7/0x390 [ 82.628239][ T5323] ext4_file_write_iter+0x88f/0x1ce0 [ 82.637934][ T5323] ? __pfx_lock_acquire+0x10/0x10 [ 82.640015][ T5323] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 82.642416][ T5323] vfs_write+0xacf/0xd10 [ 82.644048][ T5323] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 82.646251][ T5323] ? __pfx_vfs_write+0x10/0x10 [ 82.660708][ T5323] ? __fget_files+0x2a/0x410 [ 82.662637][ T5323] ? __fget_files+0x2a/0x410 [ 82.664569][ T5323] ksys_write+0x18f/0x2b0 [ 82.666376][ T5323] ? __pfx_ksys_write+0x10/0x10 [ 82.668428][ T5323] ? do_syscall_64+0x100/0x230 [ 82.677048][ T5323] ? do_syscall_64+0xb6/0x230 [ 82.678794][ T5323] do_syscall_64+0xf3/0x230 [ 82.680472][ T5323] ? clear_bhb_loop+0x35/0x90 [ 82.682190][ T5323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 82.688313][ T5323] RIP: 0033:0x7f41ccf8d169 [ 82.692263][ T5323] 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 [ 82.708973][ T5323] RSP: 002b:00007f41cddd5038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 82.712251][ T5323] RAX: ffffffffffffffda RBX: 00007f41cd1a5fa0 RCX: 00007f41ccf8d169 [ 82.720686][ T5323] RDX: 000000000000fea7 RSI: 0000200000000180 RDI: 0000000000000007 [ 82.728836][ T5323] RBP: 00007f41cd00e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 82.732228][ T5323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 82.735013][ T5323] R13: 0000000000000000 R14: 00007f41cd1a5fa0 R15: 00007ffef3c37448 [ 82.753707][ T5323] [ 82.755263][ T5323] Kernel Offset: disabled [ 82.756888][ T5323] Rebooting in 86400 seconds..