program: syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x0, &(0x7f0000000200)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x4}}, {@usrjquota}, {@errors_remount}, {@dioread_lock}, {@max_batch_time={'max_batch_time', 0x3d, 0x5}}, {@mblk_io_submit}, {@minixdf}, {@barrier_val}, {@nombcache}, {}]}, 0x45, 0x7b6, &(0x7f0000001140)="$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") acct(&(0x7f0000000200)='./file1\x00') r0 = fspick(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0) fsconfig$FSCONFIG_SET_FLAG(r0, 0x0, &(0x7f0000000080)='ro\x00', 0x0, 0x0) fsconfig$FSCONFIG_CMD_RECONFIGURE(r0, 0x7, 0x0, 0x0, 0x0) [ 75.844517][ T5317] Bluetooth: hci0: command tx timeout [ 75.989167][ T5337] loop0: detected capacity change from 0 to 2048 [ 76.036978][ T5337] EXT4-fs: Ignoring removed mblk_io_submit option [ 76.108522][ T5337] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 76.181863][ T5335] Process accounting resumed [ 76.188403][ T3852] ------------[ cut here ]------------ [ 76.190815][ T3852] kernel BUG at fs/ext4/inode.c:2805! [ 76.206610][ T3852] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI [ 76.210190][ T3852] CPU: 0 UID: 0 PID: 3852 Comm: kworker/u4:23 Not tainted syzkaller #0 PREEMPT(full) [ 76.214384][ T3852] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.219400][ T3852] Workqueue: writeback wb_workfn (flush-7:0) [ 76.222315][ T3852] RIP: 0010:ext4_do_writepages+0x45b0/0x45c0 [ 76.225261][ T3852] Code: c6 00 12 7f 8b e8 70 13 ae fe 90 0f 0b e8 d8 19 47 ff 4c 89 f7 48 c7 c6 e0 15 7f 8b e8 59 13 ae fe 90 0f 0b e8 c1 19 47 ff 90 <0f> 0b 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 [ 76.234473][ T3852] RSP: 0018:ffffc9000e42ec00 EFLAGS: 00010293 [ 76.237158][ T3852] RAX: ffffffff8279f46f RBX: 0000004210000000 RCX: ffff88803eec4980 [ 76.240738][ T3852] RDX: 0000000000000000 RSI: 0000004000000000 RDI: 0000000000000000 [ 76.244226][ T3852] RBP: ffffc9000e42f030 R08: ffff8880439e1377 R09: 1ffff1100873c26e [ 76.247727][ T3852] R10: dffffc0000000000 R11: ffffed100873c26f R12: 0000000000000001 [ 76.251223][ T3852] R13: ffffc9000e42f080 R14: 0000004000000000 R15: dffffc0000000000 [ 76.254765][ T3852] FS: 0000000000000000(0000) GS:ffff88808d6b7000(0000) knlGS:0000000000000000 [ 76.259037][ T3852] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.262088][ T3852] CR2: 00007f1f99d98000 CR3: 00000000115e0000 CR4: 0000000000352ef0 [ 76.265404][ T3852] Call Trace: [ 76.266888][ T3852] [ 76.268245][ T3852] ? blk_mq_submit_bio+0x1a55/0x2590 [ 76.270868][ T3852] ? __lock_acquire+0x6b6/0x2cf0 [ 76.273174][ T3852] ? __lock_acquire+0x6b6/0x2cf0 [ 76.275525][ T3852] ? __lock_acquire+0x6b6/0x2cf0 [ 76.277775][ T3852] ? look_up_lock_class+0x74/0x150 [ 76.280020][ T3852] ? register_lock_class+0x51/0x320 [ 76.282531][ T3852] ? __pfx_ext4_do_writepages+0x10/0x10 [ 76.285055][ T3852] ? __lock_acquire+0x6b6/0x2cf0 [ 76.287335][ T3852] ? filemap_get_folios_tag+0xed/0x630 [ 76.290311][ T3852] ? rcu_read_lock_any_held+0xb3/0x120 [ 76.292864][ T3852] ext4_writepages+0x205/0x350 [ 76.295123][ T3852] ? __pfx_ext4_writepages+0x10/0x10 [ 76.298042][ T3852] ? _raw_spin_unlock_irqrestore+0x85/0x110 [ 76.300925][ T3852] ? lockdep_hardirqs_on+0x98/0x140 [ 76.303264][ T3852] ? __pfx_ext4_writepages+0x10/0x10 [ 76.305767][ T3852] do_writepages+0x32e/0x550 [ 76.307873][ T3852] ? reacquire_held_locks+0x121/0x1c0 [ 76.310327][ T3852] ? writeback_sb_inodes+0x3bd/0x1870 [ 76.312835][ T3852] __writeback_single_inode+0x133/0x1240 [ 76.315770][ T3852] ? do_raw_spin_unlock+0x4d/0x240 [ 76.318578][ T3852] writeback_sb_inodes+0x93a/0x1870 [ 76.321272][ T3852] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 76.323453][ T3852] ? __pfx_down_read_trylock+0x10/0x10 [ 76.325653][ T3852] ? __pfx___up_read+0x10/0x10 [ 76.327513][ T3852] __writeback_inodes_wb+0x111/0x240 [ 76.329715][ T3852] wb_writeback+0x43f/0xaa0 [ 76.331642][ T3852] ? queue_io+0x2a1/0x450 [ 76.333555][ T3852] ? __pfx_wb_writeback+0x10/0x10 [ 76.336203][ T3852] wb_workfn+0x8ee/0xed0 [ 76.338148][ T3852] ? __pfx_wb_workfn+0x10/0x10 [ 76.340332][ T3852] ? _raw_spin_unlock_irq+0x23/0x50 [ 76.342485][ T3852] ? process_scheduled_works+0x9ef/0x1770 [ 76.344962][ T3852] ? process_scheduled_works+0x9ef/0x1770 [ 76.347427][ T3852] process_scheduled_works+0xad1/0x1770 [ 76.350189][ T3852] ? __pfx_process_scheduled_works+0x10/0x10 [ 76.353094][ T3852] worker_thread+0x8a0/0xda0 [ 76.355070][ T3852] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 76.357900][ T3852] ? __kthread_parkme+0x7b/0x200 [ 76.359992][ T3852] kthread+0x711/0x8a0 [ 76.361820][ T3852] ? __pfx_worker_thread+0x10/0x10 [ 76.364085][ T3852] ? __pfx_kthread+0x10/0x10 [ 76.366204][ T3852] ? _raw_spin_unlock_irq+0x23/0x50 [ 76.368347][ T3852] ? lockdep_hardirqs_on+0x98/0x140 [ 76.370478][ T3852] ? __pfx_kthread+0x10/0x10 [ 76.372412][ T3852] ret_from_fork+0x599/0xb30 [ 76.374388][ T3852] ? __pfx_ret_from_fork+0x10/0x10 [ 76.376693][ T3852] ? __pfx_kthread+0x10/0x10 [ 76.378811][ T3852] ret_from_fork_asm+0x1a/0x30 [ 76.380870][ T3852] [ 76.382118][ T3852] Modules linked in: [ 76.384250][ T3852] ---[ end trace 0000000000000000 ]--- [ 76.415385][ T1315] ieee802154 phy0 wpan0: encryption failed: -22 [ 76.420968][ T1315] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.434388][ T3852] RIP: 0010:ext4_do_writepages+0x45b0/0x45c0 [ 76.437485][ T3852] Code: c6 00 12 7f 8b e8 70 13 ae fe 90 0f 0b e8 d8 19 47 ff 4c 89 f7 48 c7 c6 e0 15 7f 8b e8 59 13 ae fe 90 0f 0b e8 c1 19 47 ff 90 <0f> 0b 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 [ 76.447287][ T3852] RSP: 0018:ffffc9000e42ec00 EFLAGS: 00010293 [ 76.450584][ T3852] RAX: ffffffff8279f46f RBX: 0000004210000000 RCX: ffff88803eec4980 [ 76.454445][ T3852] RDX: 0000000000000000 RSI: 0000004000000000 RDI: 0000000000000000 [ 76.459589][ T3852] RBP: ffffc9000e42f030 R08: ffff8880439e1377 R09: 1ffff1100873c26e [ 76.464120][ T3852] R10: dffffc0000000000 R11: ffffed100873c26f R12: 0000000000000001 [ 76.468136][ T3852] R13: ffffc9000e42f080 R14: 0000004000000000 R15: dffffc0000000000 [ 76.471792][ T3852] FS: 0000000000000000(0000) GS:ffff88808d6b7000(0000) knlGS:0000000000000000 [ 76.476164][ T3852] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.479368][ T3852] CR2: 00007f1f99d98000 CR3: 0000000051337000 CR4: 0000000000352ef0 [ 76.483513][ T3852] Kernel panic - not syncing: Fatal exception [ 76.487077][ T3852] Kernel Offset: disabled [ 76.489428][ T3852] Rebooting in 86400 seconds..