program: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000000)='./file1\x00', 0x446, &(0x7f0000000080)={[{@stripe={'stripe', 0x3d, 0x2}}, {@journal_dev={'journal_dev', 0x3d, 0x1045}}, {@oldalloc}, {@noquota}, {@minixdf}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@delalloc}, {@nojournal_checksum}, {@orlov}, {@user_xattr}, {@quota}, {@delalloc}]}, 0x1, 0x557, &(0x7f0000000540)="$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") r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x42, 0x0) pwrite64(r0, &(0x7f0000000140)='2', 0x1, 0x8000c61) r1 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x42, 0x10) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27ffff7, 0x4012011, r1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file1/file0\x00', 0x101042, 0x35) r3 = openat$binderfs(0xffffffffffffff9c, &(0x7f00000000c0)='./binderfs/binder0\x00', 0x0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR_EXT(r3, 0x4018620d, &(0x7f0000000100)) r4 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000140)='./binderfs/binder0\x00', 0x0, 0x0) ioctl$BINDER_WRITE_READ(r4, 0xc0306201, &(0x7f0000000080)={0x8, 0x0, &(0x7f0000000400)=[@increfs], 0x0, 0x0, 0x0}) r5 = dup3(r4, r3, 0x0) r6 = openat$binderfs(0xffffffffffffff9c, &(0x7f0000000040)='./binderfs/binder0\x00', 0x0, 0x0) mmap$binder(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x1, 0x11, r6, 0x0) ioctl$BINDER_SET_CONTEXT_MGR_EXT(r6, 0x4018620d, &(0x7f0000004a80)={0x73622a85, 0x100, 0x1}) ioctl$BINDER_WRITE_READ(r5, 0xc0306201, &(0x7f00000004c0)={0x8, 0x0, &(0x7f0000000000)=[@acquire], 0x0, 0x0, 0x0}) ioctl$BINDER_WRITE_READ(r5, 0xc0306201, &(0x7f00000001c0)={0x4c, 0x0, &(0x7f0000000fc0)=[@transaction_sg={0x40486311, {0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x48, 0x18, &(0x7f0000000300)={@flat=@weak_binder={0x77622a85, 0x100a, 0x8000000000}, @flat=@weak_binder={0x77622a85, 0x1100, 0x3}}, &(0x7f0000000200)={0x0, 0x18, 0x30}}}], 0x0, 0x0, 0x0}) mmap$binder(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x1, 0x11, r3, 0x10000000000) ioctl$BINDER_WRITE_READ(r6, 0xc0306201, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x50, 0x0, &(0x7f0000000580)="b3185d7bb56f70f003360fa8bf71ac3086aedebf6fff904f92849a7a07395ee7f0e4cb1d78001c08a0ab73ffcf5ad07693727980eea946e6cba1723e81bfa5c3688803c8a124dcb27df7938e7ddfdd52"}) ioctl$BINDER_WRITE_READ(r6, 0xc0306201, &(0x7f0000004a40)={0x44, 0x0, &(0x7f00000049c0)=[@transaction={0x40406300, {0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}], 0x0, 0x0, 0x0}) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) read$FUSE(r7, &(0x7f0000000480)={0x2020}, 0x2020) pwrite64(r2, &(0x7f0000000140)='2', 0xfdef, 0xfecc) setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file1\x00', &(0x7f0000000500), &(0x7f0000001040)=ANY=[], 0x841, 0x0) r8 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) write$FUSE_WRITE(r8, &(0x7f00000000c0)={0x18}, 0xfffffdef) mknod$loop(&(0x7f0000000240)='./file1\x00', 0x2000, 0x1) read$FUSE(r2, &(0x7f0000001600)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_POLL(r8, &(0x7f0000000180)={0x18, 0x0, r9, {0xfffffffa}}, 0x18) [ 144.704396][ T4683] Bluetooth: hci0: command tx timeout [ 144.902856][ T5339] loop0: detected capacity change from 0 to 1024 [ 144.958411][ T5339] ======================================================= [ 144.958411][ T5339] WARNING: The mand mount option has been deprecated and [ 144.958411][ T5339] and is ignored by this kernel. Remove the mand [ 144.958411][ T5339] option from the mount to silence this warning. [ 144.958411][ T5339] ======================================================= [ 145.019458][ T5339] EXT4-fs: Ignoring removed oldalloc option [ 145.022108][ T5339] EXT4-fs: Ignoring removed orlov option [ 145.032120][ T5339] EXT4-fs (loop0): stripe (2) is not aligned with cluster size (16), stripe is disabled [ 145.053739][ T5339] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 145.139471][ T5340] ================================================================== [ 145.143007][ T5340] BUG: KASAN: slab-out-of-bounds in ext4_find_extent+0xae6/0xcc0 [ 145.146588][ T5340] Read of size 4 at addr ffff88800099fd18 by task syz.0.0/5340 [ 145.149899][ T5340] [ 145.150979][ T5340] CPU: 0 UID: 0 PID: 5340 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 145.150994][ T5340] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 145.151002][ T5340] Call Trace: [ 145.151010][ T5340] [ 145.151015][ T5340] dump_stack_lvl+0xe8/0x150 [ 145.151035][ T5340] print_report+0xca/0x240 [ 145.151048][ T5340] ? ext4_find_extent+0xae6/0xcc0 [ 145.151064][ T5340] kasan_report+0x118/0x150 [ 145.151077][ T5340] ? ext4_find_extent+0xae6/0xcc0 [ 145.151093][ T5340] ext4_find_extent+0xae6/0xcc0 [ 145.151109][ T5340] ext4_ext_map_blocks+0x278/0x69c0 [ 145.151130][ T5340] ? ext4_map_blocks+0x73f/0x16f0 [ 145.151141][ T5340] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 145.151166][ T5340] ? ext4_es_lookup_extent+0x6cd/0xb00 [ 145.151181][ T5340] ext4_map_blocks+0x82c/0x16f0 [ 145.151194][ T5340] ? kasan_save_track+0x4f/0x80 [ 145.151211][ T5340] ? __pfx_ext4_map_blocks+0x10/0x10 [ 145.151222][ T5340] ? ext4_da_write_begin+0x352/0xd30 [ 145.151238][ T5340] ? obj_cgroup_charge_account+0x13b/0x650 [ 145.151255][ T5340] _ext4_get_block+0x1fa/0x4c0 [ 145.151266][ T5340] ? __pfx__ext4_get_block+0x10/0x10 [ 145.151280][ T5340] ext4_get_block_unwritten+0x2e/0x100 [ 145.151291][ T5340] ext4_block_write_begin+0xb03/0x1940 [ 145.151306][ T5340] ? __pfx_ext4_get_block_unwritten+0x10/0x10 [ 145.151316][ T5340] ? __pfx_ext4_block_write_begin+0x10/0x10 [ 145.151327][ T5340] ? folio_mapping+0x16f/0x1f0 [ 145.151338][ T5340] ? ext4_inode_journal_mode+0x193/0x470 [ 145.151352][ T5340] ext4_write_begin+0xb3a/0x1860 [ 145.151371][ T5340] ? __pfx_ext4_write_begin+0x10/0x10 [ 145.151387][ T5340] ext4_da_write_begin+0x352/0xd30 [ 145.151404][ T5340] ? __pfx_ext4_da_write_begin+0x10/0x10 [ 145.151421][ T5340] generic_perform_write+0x2c5/0x900 [ 145.151435][ T5340] ? __pfx_generic_perform_write+0x10/0x10 [ 145.151445][ T5340] ? file_update_time_flags+0x448/0x4e0 [ 145.151458][ T5340] ? ext4_write_checks+0x24b/0x2c0 [ 145.151471][ T5340] ext4_buffered_write_iter+0xce/0x3a0 [ 145.151484][ T5340] ext4_file_write_iter+0x292/0x1bc0 [ 145.151499][ T5340] ? vfs_write+0x211/0xb30 [ 145.151513][ T5340] ? vfs_write+0x211/0xb30 [ 145.151526][ T5340] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 145.151540][ T5340] vfs_write+0x5c9/0xb30 [ 145.151554][ T5340] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 145.151563][ T5340] ? __pfx_vfs_write+0x10/0x10 [ 145.151578][ T5340] ? __fget_files+0x2a/0x420 [ 145.151591][ T5340] ksys_write+0x145/0x250 [ 145.151606][ T5340] ? __pfx_ksys_write+0x10/0x10 [ 145.151623][ T5340] do_syscall_64+0xec/0xf80 [ 145.151676][ T5340] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 145.151683][ T5340] ? trace_irq_disable+0x37/0x100 [ 145.151693][ T5340] ? clear_bhb_loop+0x60/0xb0 [ 145.151701][ T5340] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 145.151709][ T5340] RIP: 0033:0x7f9389b8f7c9 [ 145.151719][ T5340] 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 [ 145.151726][ T5340] RSP: 002b:00007f938aad6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 145.151735][ T5340] RAX: ffffffffffffffda RBX: 00007f9389de6090 RCX: 00007f9389b8f7c9 [ 145.151741][ T5340] RDX: 00000000fffffdef RSI: 00002000000000c0 RDI: 0000000000000007 [ 145.151746][ T5340] RBP: 00007f9389c13f91 R08: 0000000000000000 R09: 0000000000000000 [ 145.151752][ T5340] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 145.151759][ T5340] R13: 00007f9389de6128 R14: 00007f9389de6090 R15: 00007fff799771a8 [ 145.151772][ T5340] [ 145.151776][ T5340] [ 145.302197][ T5340] Allocated by task 4734: [ 145.304247][ T5340] kasan_save_track+0x3e/0x80 [ 145.306395][ T5340] __kasan_slab_alloc+0x6c/0x80 [ 145.308595][ T5340] kmem_cache_alloc_lru_noprof+0x36c/0x6e0 [ 145.311257][ T5340] alloc_inode+0xb8/0x1b0 [ 145.313202][ T5340] iget_locked+0x131/0x6a0 [ 145.314996][ T5340] kernfs_get_inode+0x4f/0x780 [ 145.317064][ T5340] kernfs_iop_lookup+0x1f6/0x320 [ 145.319254][ T5340] __lookup_slow+0x297/0x3d0 [ 145.321279][ T5340] lookup_slow+0x53/0x70 [ 145.323115][ T5340] path_lookupat+0x3f5/0x8c0 [ 145.324997][ T5340] filename_lookup+0x212/0x570 [ 145.327092][ T5340] do_readlinkat+0xd9/0x500 [ 145.328990][ T5340] __x64_sys_readlink+0x7f/0x90 [ 145.331044][ T5340] do_syscall_64+0xec/0xf80 [ 145.332884][ T5340] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 145.335192][ T5340] [ 145.336222][ T5340] The buggy address belongs to the object at ffff88800099f740 [ 145.336222][ T5340] which belongs to the cache inode_cache of size 1144 [ 145.342456][ T5340] The buggy address is located 352 bytes to the right of [ 145.342456][ T5340] allocated 1144-byte region [ffff88800099f740, ffff88800099fbb8) [ 145.348940][ T5340] [ 145.350068][ T5340] The buggy address belongs to the physical page: [ 145.352936][ T5340] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x998 [ 145.356506][ T5340] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 145.360149][ T5340] anon flags: 0x7ff00000000040(head|node=0|zone=0|lastcpupid=0x7ff) [ 145.363619][ T5340] page_type: f5(slab) [ 145.365402][ T5340] raw: 007ff00000000040 ffff8880304178c0 0000000000000000 dead000000000001 [ 145.369079][ T5340] raw: 0000000000000000 0000000000190019 00000000f5000000 0000000000000000 [ 145.372852][ T5340] head: 007ff00000000040 ffff8880304178c0 0000000000000000 dead000000000001 [ 145.376923][ T5340] head: 0000000000000000 0000000000190019 00000000f5000000 0000000000000000 [ 145.380793][ T5340] head: 007ff00000000003 ffffea0000026601 00000000ffffffff 00000000ffffffff [ 145.384700][ T5340] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008 [ 145.389348][ T5340] page dumped because: kasan: bad access detected [ 145.392057][ T5340] page_owner tracks the page as allocated [ 145.394544][ T5340] page last allocated via order 3, migratetype Reclaimable, gfp_mask 0xd20d0(__GFP_RECLAIMABLE|__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 4734, tgid 4734 (udevadm), ts 67354414626, free_ts 0 [ 145.403818][ T5340] post_alloc_hook+0x234/0x290 [ 145.405928][ T5340] get_page_from_freelist+0x24e0/0x2580 [ 145.408289][ T5340] __alloc_frozen_pages_noprof+0x181/0x370 [ 145.410635][ T5340] alloc_pages_mpol+0x232/0x4a0 [ 145.412662][ T5340] allocate_slab+0x86/0x3b0 [ 145.414642][ T5340] ___slab_alloc+0xe53/0x1820 [ 145.416858][ T5340] __slab_alloc+0x65/0x100 [ 145.418845][ T5340] kmem_cache_alloc_lru_noprof+0x3fe/0x6e0 [ 145.421422][ T5340] alloc_inode+0xb8/0x1b0 [ 145.423396][ T5340] iget_locked+0x131/0x6a0 [ 145.425294][ T5340] kernfs_get_inode+0x4f/0x780 [ 145.427348][ T5340] kernfs_iop_lookup+0x1f6/0x320 [ 145.429541][ T5340] __lookup_slow+0x297/0x3d0 [ 145.431549][ T5340] lookup_slow+0x53/0x70 [ 145.433540][ T5340] path_lookupat+0x3f5/0x8c0 [ 145.435614][ T5340] filename_lookup+0x212/0x570 [ 145.437868][ T5340] page_owner free stack trace missing [ 145.440145][ T5340] [ 145.441208][ T5340] Memory state around the buggy address: [ 145.443620][ T5340] ffff88800099fc00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 145.446968][ T5340] ffff88800099fc80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 145.450340][ T5340] >ffff88800099fd00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 145.453742][ T5340] ^ [ 145.455823][ T5340] ffff88800099fd80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 145.459336][ T5340] ffff88800099fe00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 145.463032][ T5340] ================================================================== [ 145.528348][ T5340] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 145.531577][ T5340] CPU: 0 UID: 0 PID: 5340 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 145.535514][ T5340] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 145.540372][ T5340] Call Trace: [ 145.541885][ T5340] [ 145.543243][ T5340] vpanic+0x1e0/0x670 [ 145.545073][ T5340] panic+0xb9/0xc0 [ 145.546798][ T5340] ? __pfx_panic+0x10/0x10 [ 145.548814][ T5340] ? preempt_schedule_common+0x83/0xd0 [ 145.551355][ T5340] ? ext4_find_extent+0xae6/0xcc0 [ 145.553616][ T5340] check_panic_on_warn+0x89/0xb0 [ 145.555822][ T5340] ? ext4_find_extent+0xae6/0xcc0 [ 145.558106][ T5340] end_report+0x6f/0x140 [ 145.560009][ T5340] kasan_report+0x129/0x150 [ 145.562053][ T5340] ? ext4_find_extent+0xae6/0xcc0 [ 145.564311][ T5340] ext4_find_extent+0xae6/0xcc0 [ 145.566428][ T5340] ext4_ext_map_blocks+0x278/0x69c0 [ 145.568808][ T5340] ? ext4_map_blocks+0x73f/0x16f0 [ 145.571145][ T5340] ? __pfx_ext4_ext_map_blocks+0x10/0x10 [ 145.573571][ T5340] ? ext4_es_lookup_extent+0x6cd/0xb00 [ 145.575786][ T5340] ext4_map_blocks+0x82c/0x16f0 [ 145.577822][ T5340] ? kasan_save_track+0x4f/0x80 [ 145.579811][ T5340] ? __pfx_ext4_map_blocks+0x10/0x10 [ 145.582086][ T5340] ? ext4_da_write_begin+0x352/0xd30 [ 145.584361][ T5340] ? obj_cgroup_charge_account+0x13b/0x650 [ 145.586919][ T5340] _ext4_get_block+0x1fa/0x4c0 [ 145.589017][ T5340] ? __pfx__ext4_get_block+0x10/0x10 [ 145.591292][ T5340] ext4_get_block_unwritten+0x2e/0x100 [ 145.593566][ T5340] ext4_block_write_begin+0xb03/0x1940 [ 145.595907][ T5340] ? __pfx_ext4_get_block_unwritten+0x10/0x10 [ 145.598574][ T5340] ? __pfx_ext4_block_write_begin+0x10/0x10 [ 145.601161][ T5340] ? folio_mapping+0x16f/0x1f0 [ 145.603307][ T5340] ? ext4_inode_journal_mode+0x193/0x470 [ 145.605894][ T5340] ext4_write_begin+0xb3a/0x1860 [ 145.608079][ T5340] ? __pfx_ext4_write_begin+0x10/0x10 [ 145.610447][ T5340] ext4_da_write_begin+0x352/0xd30 [ 145.612746][ T5340] ? __pfx_ext4_da_write_begin+0x10/0x10 [ 145.615031][ T5340] generic_perform_write+0x2c5/0x900 [ 145.617203][ T5340] ? __pfx_generic_perform_write+0x10/0x10 [ 145.619585][ T5340] ? file_update_time_flags+0x448/0x4e0 [ 145.621818][ T5340] ? ext4_write_checks+0x24b/0x2c0 [ 145.623884][ T5340] ext4_buffered_write_iter+0xce/0x3a0 [ 145.626060][ T5340] ext4_file_write_iter+0x292/0x1bc0 [ 145.628326][ T5340] ? vfs_write+0x211/0xb30 [ 145.630308][ T5340] ? vfs_write+0x211/0xb30 [ 145.632259][ T5340] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 145.634741][ T5340] vfs_write+0x5c9/0xb30 [ 145.636603][ T5340] ? __pfx_ext4_file_write_iter+0x10/0x10 [ 145.639130][ T5340] ? __pfx_vfs_write+0x10/0x10 [ 145.641269][ T5340] ? __fget_files+0x2a/0x420 [ 145.643312][ T5340] ksys_write+0x145/0x250 [ 145.645252][ T5340] ? __pfx_ksys_write+0x10/0x10 [ 145.647504][ T5340] do_syscall_64+0xec/0xf80 [ 145.649596][ T5340] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 145.652393][ T5340] ? trace_irq_disable+0x37/0x100 [ 145.654563][ T5340] ? clear_bhb_loop+0x60/0xb0 [ 145.656673][ T5340] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 145.659279][ T5340] RIP: 0033:0x7f9389b8f7c9 [ 145.661204][ T5340] 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 [ 145.668933][ T5340] RSP: 002b:00007f938aad6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 145.672353][ T5340] RAX: ffffffffffffffda RBX: 00007f9389de6090 RCX: 00007f9389b8f7c9 [ 145.675695][ T5340] RDX: 00000000fffffdef RSI: 00002000000000c0 RDI: 0000000000000007 [ 145.679058][ T5340] RBP: 00007f9389c13f91 R08: 0000000000000000 R09: 0000000000000000 [ 145.682525][ T5340] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 145.685973][ T5340] R13: 00007f9389de6128 R14: 00007f9389de6090 R15: 00007fff799771a8 [ 145.689560][ T5340] [ 145.691207][ T5340] Kernel Offset: disabled [ 145.692992][ T5340] Rebooting in 86400 seconds..