program: syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000840)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0xc0ed000e, &(0x7f0000000940)={[{@min_batch_time={'min_batch_time', 0x3d, 0x5}}, {@auto_da_alloc}, {@mb_optimize_scan}, {@noload}, {@noload}, {@noblock_validity}, {@barrier_val={'barrier', 0x3d, 0x80}}, {@inode_readahead_blks={'inode_readahead_blks', 0x3d, 0x8000}}]}, 0xfe, 0x497, &(0x7f0000000a00)="$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") r0 = open(&(0x7f0000000180)='./bus\x00', 0x4a37e, 0x4) r1 = open(&(0x7f0000000040)='./bus\x00', 0x46342, 0x0) ftruncate(r1, 0x2008002) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8088e3ad122bc192, 0x4002011, r0, 0x1000000) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000100), 0x4000000004882, 0x0) write$bt_hci(r0, &(0x7f0000000280)={0x1, @read_remote_ext_features={{0x41c, 0x3}, {0xc9, 0x6}}}, 0x7) io_setup(0x1, &(0x7f00000004c0)=0x0) io_submit(r3, 0xca, &(0x7f00000000c0)=[&(0x7f0000000140)={0x3a0012fb, 0x2759, 0x7, 0x0, 0xfb, r2, &(0x7f0000000000)="98", 0x3e8000072a, 0x1000000, 0x0, 0x10}]) [ 78.130630][ T5322] loop0: detected capacity change from 0 to 512 [ 78.426656][ T4654] Bluetooth: hci0: command tx timeout [ 78.565704][ T5322] EXT4-fs error (device loop0): __ext4_iget:5533: inode #15: block 1803188595: comm syz.0.0: invalid block [ 78.607453][ T5322] loop0: lost file I/O error report for ino 15 type 5 pos 0x0 len 0x0 error -117 [ 78.616919][ C0] EXT4-fs (loop0): error count since last fsck: 1 [ 78.623288][ C0] EXT4-fs (loop0): initial error at time 1785278153: __ext4_iget:5533: inode 15: block 1803188595 [ 78.627616][ C0] EXT4-fs (loop0): last error at time 1785278153: __ext4_iget:5533: inode 15: block 1803188595 [ 78.648985][ T5322] EXT4-fs error (device loop0): ext4_orphan_get:1404: comm syz.0.0: couldn't read orphan inode 15 (err -117) [ 78.653728][ T5322] loop0: lost filesystem error report for type 5 error -117 [ 78.658161][ T5322] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 78.805358][ T13] EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 16479 with max blocks 1 with error 28 [ 78.812641][ T13] EXT4-fs (loop0): This should not happen!! Data will be lost [ 78.812641][ T13] [ 78.839890][ T13] EXT4-fs (loop0): Total free blocks count 0 [ 78.843799][ T13] EXT4-fs (loop0): Free/Dirty block details [ 78.849342][ T13] EXT4-fs (loop0): free_blocks=0 [ 78.856592][ T13] EXT4-fs (loop0): dirty_blocks=1 [ 78.865211][ T13] EXT4-fs (loop0): Block reservation details [ 78.870387][ T13] EXT4-fs (loop0): i_reserved_data_blocks=1 [ 78.876611][ T5323] ------------[ cut here ]------------ [ 78.878991][ T5323] !folio_buffers(folio) [ 78.879001][ T5323] WARNING: fs/ext4/inode.c:3939 at ext4_dirty_folio+0x167/0x1b0, CPU#0: syz.0.0/5323 [ 78.884644][ T5323] Modules linked in: [ 78.886338][ T5323] CPU: 0 UID: 0 PID: 5323 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 78.890296][ T5323] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 78.894549][ T5323] RIP: 0010:ext4_dirty_folio+0x167/0x1b0 [ 78.897072][ T5323] Code: df e8 a6 ff 49 83 3f 00 74 1a e8 04 b8 37 ff 4c 89 e7 48 89 de 5b 41 5c 41 5d 41 5e 41 5f 5d e9 6f de cd ff e8 ea b7 37 ff 90 <0f> 0b 90 eb e0 e8 df b7 37 ff 90 0f 0b 90 eb a7 e8 d4 b7 37 ff 48 [ 78.905252][ T5323] RSP: 0018:ffffc9000efaf528 EFLAGS: 00010287 [ 78.907955][ T5323] RAX: ffffffff828f5c66 RBX: ffffea00004da800 RCX: 0000000000100000 [ 78.910787][ T5323] RDX: ffffc90020802000 RSI: 000000000001e1bd RDI: 000000000001e1be [ 78.913931][ T5323] RBP: 1ffffd400009b500 R08: ffffea00004da807 R09: 1ffffd400009b500 [ 78.917205][ T5323] R10: dffffc0000000000 R11: fffff9400009b501 R12: ffff888042fe1718 [ 78.920331][ T5323] R13: 1ffffd400009b501 R14: 0000000000000001 R15: ffffea00004da828 [ 78.923353][ T5323] FS: 00007fd191bc16c0(0000) GS:ffff88808c543000(0000) knlGS:0000000000000000 [ 78.926886][ T5323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.929171][ T5323] CR2: 00007fceba850fb3 CR3: 0000000012a66000 CR4: 0000000000352ef0 [ 78.932294][ T5323] Call Trace: [ 78.933501][ T5323] [ 78.934658][ T5323] bio_set_pages_dirty+0x372/0xa70 [ 78.936703][ T5323] __blkdev_direct_IO+0x81f/0xf30 [ 78.938994][ T5323] ? __pfx_aio_complete_rw+0x10/0x10 [ 78.941864][ T5323] ? __pfx___blkdev_direct_IO+0x10/0x10 [ 78.944369][ T5323] ? __lock_acquire+0x683/0x2cf0 [ 78.946399][ T5323] blkdev_direct_IO+0x122e/0x17a0 [ 78.948356][ T5323] ? do_raw_spin_lock+0x12b/0x2f0 [ 78.950328][ T5323] ? __pfx_blkdev_direct_IO+0x10/0x10 [ 78.952503][ T5323] ? reacquire_held_locks+0x104/0x190 [ 78.954573][ T5323] ? __mark_inode_dirty+0x705/0x13b0 [ 78.956895][ T5323] ? blkdev_read_iter+0x200/0x420 [ 78.958940][ T5323] ? touch_atime+0x379/0x670 [ 78.961041][ T5323] ? blkdev_read_iter+0x200/0x420 [ 78.963468][ T5323] blkdev_read_iter+0x223/0x420 [ 78.965422][ T5323] aio_read+0x33a/0x4d0 [ 78.967224][ T5323] ? __pfx_aio_read+0x10/0x10 [ 78.969198][ T5323] ? __might_fault+0xaf/0x130 [ 78.971684][ T5323] io_submit_one+0x774/0x13d0 [ 78.974097][ T5323] ? lockdep_hardirqs_on+0x7a/0x110 [ 78.976318][ T5323] ? irqentry_exit+0x218/0x8f0 [ 78.978398][ T5323] ? __pfx_io_submit_one+0x10/0x10 [ 78.980440][ T5323] ? __might_fault+0xaf/0x130 [ 78.982296][ T5323] ? __might_fault+0xaf/0x130 [ 78.984188][ T5323] __se_sys_io_submit+0x195/0x340 [ 78.986181][ T5323] ? __pfx___se_sys_io_submit+0x10/0x10 [ 78.988514][ T5323] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.990800][ T5323] do_syscall_64+0x174/0x580 [ 78.992687][ T5323] ? trace_irq_disable+0x3b/0x140 [ 78.994799][ T5323] ? clear_bhb_loop+0x40/0x90 [ 78.996941][ T5323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 78.999294][ T5323] RIP: 0033:0x7fd190d9de99 [ 79.001079][ T5323] 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 [ 79.008977][ T5323] RSP: 002b:00007fd191bc0fe8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 79.012437][ T5323] RAX: ffffffffffffffda RBX: 00007fd191026090 RCX: 00007fd190d9de99 [ 79.015548][ T5323] RDX: 00002000000000c0 RSI: 00000000000000ca RDI: 00007fd191ba0000 [ 79.018934][ T5323] RBP: 00007fd190e33eaf R08: 0000000000000000 R09: 0000000000000000 [ 79.021966][ T5323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 79.025086][ T5323] R13: 00007fd191026128 R14: 00007fd191026090 R15: 00007ffe12860858 [ 79.028352][ T5323] [ 79.029561][ T5323] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 79.032330][ T5323] CPU: 0 UID: 0 PID: 5323 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 79.035961][ T5323] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 79.039858][ T5323] Call Trace: [ 79.041219][ T5323] [ 79.042457][ T5323] vpanic+0x56c/0xa60 [ 79.044083][ T5323] ? __pfx__printk+0x10/0x10 [ 79.045915][ T5323] ? __pfx_vpanic+0x10/0x10 [ 79.047756][ T5323] ? is_bpf_text_address+0x292/0x2b0 [ 79.049891][ T5323] ? is_bpf_text_address+0x26/0x2b0 [ 79.052008][ T5323] panic+0xc5/0xd0 [ 79.053492][ T5323] ? __pfx_panic+0x10/0x10 [ 79.055299][ T5323] __warn+0x315/0x4c0 [ 79.056926][ T5323] ? ext4_dirty_folio+0x167/0x1b0 [ 79.058962][ T5323] ? ext4_dirty_folio+0x167/0x1b0 [ 79.060958][ T5323] __report_bug+0x276/0x570 [ 79.062768][ T5323] ? ext4_dirty_folio+0x167/0x1b0 [ 79.064789][ T5323] ? __pfx___report_bug+0x10/0x10 [ 79.066872][ T5323] ? schedule+0x16e/0x2b0 [ 79.068635][ T5323] ? folio_wait_bit_common+0xa0e/0xbc0 [ 79.070729][ T5323] ? ext4_dirty_folio+0x167/0x1b0 [ 79.072698][ T5323] report_bug+0x16a/0x220 [ 79.074667][ T5323] ? ext4_dirty_folio+0x167/0x1b0 [ 79.076887][ T5323] ? ext4_dirty_folio+0x169/0x1b0 [ 79.079066][ T5323] handle_bug+0x9c/0x200 [ 79.080977][ T5323] exc_invalid_op+0x1a/0x50 [ 79.082965][ T5323] asm_exc_invalid_op+0x1a/0x20 [ 79.085081][ T5323] RIP: 0010:ext4_dirty_folio+0x167/0x1b0 [ 79.087318][ T5323] Code: df e8 a6 ff 49 83 3f 00 74 1a e8 04 b8 37 ff 4c 89 e7 48 89 de 5b 41 5c 41 5d 41 5e 41 5f 5d e9 6f de cd ff e8 ea b7 37 ff 90 <0f> 0b 90 eb e0 e8 df b7 37 ff 90 0f 0b 90 eb a7 e8 d4 b7 37 ff 48 [ 79.094925][ T5323] RSP: 0018:ffffc9000efaf528 EFLAGS: 00010287 [ 79.097211][ T5323] RAX: ffffffff828f5c66 RBX: ffffea00004da800 RCX: 0000000000100000 [ 79.100369][ T5323] RDX: ffffc90020802000 RSI: 000000000001e1bd RDI: 000000000001e1be [ 79.103490][ T5323] RBP: 1ffffd400009b500 R08: ffffea00004da807 R09: 1ffffd400009b500 [ 79.106736][ T5323] R10: dffffc0000000000 R11: fffff9400009b501 R12: ffff888042fe1718 [ 79.110004][ T5323] R13: 1ffffd400009b501 R14: 0000000000000001 R15: ffffea00004da828 [ 79.113211][ T5323] ? ext4_dirty_folio+0x166/0x1b0 [ 79.115193][ T5323] ? ext4_dirty_folio+0x166/0x1b0 [ 79.117216][ T5323] bio_set_pages_dirty+0x372/0xa70 [ 79.119190][ T5323] __blkdev_direct_IO+0x81f/0xf30 [ 79.121165][ T5323] ? __pfx_aio_complete_rw+0x10/0x10 [ 79.123276][ T5323] ? __pfx___blkdev_direct_IO+0x10/0x10 [ 79.125490][ T5323] ? __lock_acquire+0x683/0x2cf0 [ 79.127481][ T5323] blkdev_direct_IO+0x122e/0x17a0 [ 79.129503][ T5323] ? do_raw_spin_lock+0x12b/0x2f0 [ 79.131517][ T5323] ? __pfx_blkdev_direct_IO+0x10/0x10 [ 79.133657][ T5323] ? reacquire_held_locks+0x104/0x190 [ 79.135740][ T5323] ? __mark_inode_dirty+0x705/0x13b0 [ 79.137822][ T5323] ? blkdev_read_iter+0x200/0x420 [ 79.139800][ T5323] ? touch_atime+0x379/0x670 [ 79.141640][ T5323] ? blkdev_read_iter+0x200/0x420 [ 79.143691][ T5323] blkdev_read_iter+0x223/0x420 [ 79.145634][ T5323] aio_read+0x33a/0x4d0 [ 79.147281][ T5323] ? __pfx_aio_read+0x10/0x10 [ 79.149140][ T5323] ? __might_fault+0xaf/0x130 [ 79.151063][ T5323] io_submit_one+0x774/0x13d0 [ 79.152990][ T5323] ? lockdep_hardirqs_on+0x7a/0x110 [ 79.155127][ T5323] ? irqentry_exit+0x218/0x8f0 [ 79.157037][ T5323] ? __pfx_io_submit_one+0x10/0x10 [ 79.159102][ T5323] ? __might_fault+0xaf/0x130 [ 79.160856][ T5323] ? __might_fault+0xaf/0x130 [ 79.162416][ T5323] __se_sys_io_submit+0x195/0x340 [ 79.164256][ T5323] ? __pfx___se_sys_io_submit+0x10/0x10 [ 79.166472][ T5323] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 79.168921][ T5323] do_syscall_64+0x174/0x580 [ 79.170817][ T5323] ? trace_irq_disable+0x3b/0x140 [ 79.172835][ T5323] ? clear_bhb_loop+0x40/0x90 [ 79.174569][ T5323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 79.176867][ T5323] RIP: 0033:0x7fd190d9de99 [ 79.178654][ T5323] 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 [ 79.186118][ T5323] RSP: 002b:00007fd191bc0fe8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 79.189332][ T5323] RAX: ffffffffffffffda RBX: 00007fd191026090 RCX: 00007fd190d9de99 [ 79.192482][ T5323] RDX: 00002000000000c0 RSI: 00000000000000ca RDI: 00007fd191ba0000 [ 79.195628][ T5323] RBP: 00007fd190e33eaf R08: 0000000000000000 R09: 0000000000000000 [ 79.198531][ T5323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 79.201604][ T5323] R13: 00007fd191026128 R14: 00007fd191026090 R15: 00007ffe12860858 [ 79.204879][ T5323] [ 79.206558][ T5323] Kernel Offset: disabled [ 79.208259][ T5323] Rebooting in 86400 seconds..