program:
mremap(&(0x7f00006e7000/0x3000)=nil, 0x3000, 0x4000, 0x3, &(0x7f0000ffa000/0x4000)=nil)
munmap(&(0x7f0000a88000/0x1000)=nil, 0x1000)
munmap(&(0x7f0000694000/0x3000)=nil, 0x3000)
set_mempolicy(0x2, &(0x7f0000000700)=0x9, 0x6f4)
kexec_load(0x0, 0x1, &(0x7f0000000900)=[{0x0, 0x0, 0x0, 0x3e0000}], 0x0) (fail_nth: 19)
madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa)
syz_clone(0x1000000, 0x0, 0x0, 0x0, 0x0, 0x0)
r0 = syz_open_dev$sndpcmp(&(0x7f0000000000), 0x7, 0x1a101)
mmap$snddsp(&(0x7f0000dde000/0x2000)=nil, 0x2000, 0x9, 0x810, r0, 0x1000)
[ 79.402128][ T5315] ? down_write+0x162/0x1f0
[ 79.402146][ T5315] ? ext4_journal_check_start+0x1cf/0x2b0
[ 79.402164][ T5315] ext4_destroy_inline_data+0x83/0xe0
[ 79.402182][ T5315] ext4_do_writepages+0x546/0x3e50
[ 79.402194][ T5315] ? __lock_acquire+0xaac/0xd20
[ 79.402214][ T5315] ? do_raw_spin_lock+0x121/0x290
[ 79.402230][ T5315] ? __lock_acquire+0xaac/0xd20
[ 79.402250][ T5315] ? __free_object+0x4d4/0x6c0
[ 79.402261][ T5315] ? lockdep_hardirqs_on+0x9c/0x150
[ 79.402278][ T5315] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 79.402291][ T5315] ? __pfx_ext4_do_writepages+0x10/0x10
[ 79.402305][ T5315] ? __lock_acquire+0xaac/0xd20
[ 79.402329][ T5315] ? __lock_acquire+0xaac/0xd20
[ 79.402349][ T5315] ? rcu_read_lock_any_held+0xb3/0x120
[ 79.402372][ T5315] ext4_writepages+0x203/0x350
[ 79.402387][ T5315] ? __pfx_ext4_writepages+0x10/0x10
[ 79.402414][ T5315] ? __pfx_ext4_writepages+0x10/0x10
[ 79.402427][ T5315] do_writepages+0x3b1/0x7b0
[ 79.402451][ T5315] ? do_raw_spin_lock+0x121/0x290
[ 79.402463][ T5315] ? __pfx_do_writepages+0x10/0x10
[ 79.402481][ T5315] ? do_raw_spin_unlock+0x4d/0x240
[ 79.402504][ T5315] file_write_and_wait_range+0x22c/0x330
[ 79.402521][ T5315] ? __pfx_file_write_and_wait_range+0x10/0x10
[ 79.402572][ T5315] generic_buffers_fsync_noflush+0x6c/0x180
[ 79.402587][ T5315] ext4_sync_file+0x332/0xb20
[ 79.402599][ T5315] ext4_buffered_write_iter+0x2ca/0x3a0
[ 79.402609][ T5315] ext4_file_write_iter+0x298/0x1bc0
[ 79.402623][ T5315] ? futex_unqueue+0xcb/0xf0
[ 79.402632][ T5315] ? __pfx_ext4_file_write_iter+0x10/0x10
[ 79.402651][ T5315] do_iter_readv_writev+0x515/0x6e0
[ 79.402666][ T5315] ? __pfx_do_iter_readv_writev+0x10/0x10
[ 79.402678][ T5315] ? rcu_read_lock_any_held+0xb3/0x120
[ 79.402698][ T5315] vfs_writev+0x306/0x9a0
[ 79.402719][ T5315] ? __pfx_vfs_writev+0x10/0x10
[ 79.402743][ T5315] ? __fget_files+0x2a/0x420
[ 79.402768][ T5315] ? __fget_files+0x3a0/0x420
[ 79.402781][ T5315] ? __fget_files+0x2a/0x420
[ 79.402802][ T5315] __se_sys_pwritev2+0x179/0x290
[ 79.402820][ T5315] ? __pfx___se_sys_pwritev2+0x10/0x10
[ 79.402837][ T5315] ? do_syscall_64+0xba/0x210
[ 79.402850][ T5315] ? __x64_sys_pwritev2+0x20/0xc0
[ 79.402864][ T5315] do_syscall_64+0xf6/0x210
[ 79.402877][ T5315] ? clear_bhb_loop+0x60/0xb0
[ 79.402916][ T5315] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 79.402928][ T5315] RIP: 0033:0x7fe636f8e969
[ 79.402937][ T5315] 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
[ 79.402943][ T5315] RSP: 002b:00007fe637ea1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
[ 79.402951][ T5315] RAX: ffffffffffffffda RBX: 00007fe6371b5fa0 RCX: 00007fe636f8e969
[ 79.402956][ T5315] RDX: 0000000000000001 RSI: 0000200000000240 RDI: 000000000000000a
[ 79.402960][ T5315] RBP: 00007fe637010ab1 R08: 0000000000000000 R09: 0000000000000003
[ 79.402964][ T5315] R10: 0000000000007c00 R11: 0000000000000246 R12: 0000000000000000
[ 79.402968][ T5315] R13: 0000000000000000 R14: 00007fe6371b5fa0 R15: 00007ffee1692528
[ 79.402979][ T5315]
[ 79.570955][ T4657] Bluetooth: hci0: command tx timeout
[ 79.582947][ T5315] getblk(): invalid block size 1024 requested
[ 79.587639][ T5315] logical block size: 32768
[ 79.589797][ T5315] CPU: 0 UID: 0 PID: 5315 Comm: syz.0.0 Not tainted 6.15.0-syzkaller #0 PREEMPT(full)
[ 79.589812][ T5315] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 79.589820][ T5315] Call Trace:
[ 79.589826][ T5315]
[ 79.589832][ T5315] dump_stack_lvl+0x189/0x250
[ 79.589857][ T5315] ? __pfx_dump_stack_lvl+0x10/0x10
[ 79.589871][ T5315] ? __pfx__printk+0x10/0x10
[ 79.589887][ T5315] ? fs_reclaim_acquire+0x7d/0x100
[ 79.589909][ T5315] bdev_getblk+0x5b0/0x690
[ 79.589927][ T5315] ? ext4_get_group_desc+0x434/0x4e0
[ 79.589938][ T5315] ? ext4_get_group_desc+0x10e/0x4e0
[ 79.589951][ T5315] __ext4_get_inode_loc+0x561/0x1040
[ 79.589978][ T5315] ? __pfx___ext4_get_inode_loc+0x10/0x10
[ 79.589995][ T5315] ? __pfx___might_resched+0x10/0x10
[ 79.590005][ T5315] ? rcu_is_watching+0x15/0xb0
[ 79.590022][ T5315] ext4_reserve_inode_write+0x191/0x330
[ 79.590041][ T5315] __ext4_mark_inode_dirty+0x15b/0x700
[ 79.590067][ T5315] ext4_dirty_inode+0xd0/0x110
[ 79.590080][ T5315] ? __pfx_ext4_dirty_inode+0x10/0x10
[ 79.590093][ T5315] __mark_inode_dirty+0x2d1/0xdf0
[ 79.590116][ T5315] ext4_new_meta_blocks+0x2b3/0x3c0
[ 79.590133][ T5315] ? __pfx_ext4_new_meta_blocks+0x10/0x10
[ 79.590147][ T5315] ? ext4_block_to_path+0x297/0x6f0
[ 79.590167][ T5315] ext4_ind_map_blocks+0xe93/0x21b0
[ 79.590194][ T5315] ? __pfx_ext4_ind_map_blocks+0x10/0x10
[ 79.590205][ T5315] ? __lock_acquire+0xaac/0xd20
[ 79.590240][ T5315] ? __pfx_down_write+0x10/0x10
[ 79.590256][ T5315] ? ext4_es_lookup_extent+0x622/0xa70
[ 79.590276][ T5315] ext4_map_blocks+0x7a7/0x1740
[ 79.590306][ T5315] ? __pfx_ext4_map_blocks+0x10/0x10
[ 79.590326][ T5315] ? rcu_is_watching+0x15/0xb0
[ 79.590351][ T5315] ext4_do_writepages+0x148e/0x3e50
[ 79.590387][ T5315] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 79.590397][ T5315] ? __pfx_ext4_do_writepages+0x10/0x10
[ 79.590411][ T5315] ? __lock_acquire+0xaac/0xd20
[ 79.590434][ T5315] ? __lock_acquire+0xaac/0xd20
[ 79.590455][ T5315] ? rcu_read_lock_any_held+0xb3/0x120
[ 79.590470][ T5315] ext4_writepages+0x203/0x350
[ 79.590481][ T5315] ? __pfx_ext4_writepages+0x10/0x10
[ 79.590497][ T5315] ? __pfx_ext4_writepages+0x10/0x10
[ 79.590505][ T5315] do_writepages+0x3b1/0x7b0
[ 79.590522][ T5315] ? do_raw_spin_lock+0x121/0x290
[ 79.590529][ T5315] ? __pfx_do_writepages+0x10/0x10
[ 79.590541][ T5315] ? do_raw_spin_unlock+0x4d/0x240
[ 79.590551][ T5315] file_write_and_wait_range+0x22c/0x330
[ 79.590562][ T5315] ? __pfx_file_write_and_wait_range+0x10/0x10
[ 79.590590][ T5315] generic_buffers_fsync_noflush+0x6c/0x180
[ 79.590601][ T5315] ext4_sync_file+0x332/0xb20
[ 79.590611][ T5315] ext4_buffered_write_iter+0x2ca/0x3a0
[ 79.590620][ T5315] ext4_file_write_iter+0x298/0x1bc0
[ 79.590634][ T5315] ? futex_unqueue+0xcb/0xf0
[ 79.590641][ T5315] ? __pfx_ext4_file_write_iter+0x10/0x10
[ 79.590652][ T5315] do_iter_readv_writev+0x515/0x6e0
[ 79.590664][ T5315] ? __pfx_do_iter_readv_writev+0x10/0x10
[ 79.590675][ T5315] ? rcu_read_lock_any_held+0xb3/0x120
[ 79.590695][ T5315] vfs_writev+0x306/0x9a0
[ 79.590715][ T5315] ? __pfx_vfs_writev+0x10/0x10
[ 79.590746][ T5315] ? __fget_files+0x2a/0x420
[ 79.590763][ T5315] ? __fget_files+0x3a0/0x420
[ 79.590776][ T5315] ? __fget_files+0x2a/0x420
[ 79.590794][ T5315] __se_sys_pwritev2+0x179/0x290
[ 79.590811][ T5315] ? __pfx___se_sys_pwritev2+0x10/0x10
[ 79.590827][ T5315] ? do_syscall_64+0xba/0x210
[ 79.590862][ T5315] ? __x64_sys_pwritev2+0x20/0xc0
[ 79.590877][ T5315] do_syscall_64+0xf6/0x210
[ 79.590892][ T5315] ? clear_bhb_loop+0x60/0xb0
[ 79.590903][ T5315] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 79.590912][ T5315] RIP: 0033:0x7fe636f8e969
[ 79.590923][ T5315] 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
[ 79.590931][ T5315] RSP: 002b:00007fe637ea1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
[ 79.590943][ T5315] RAX: ffffffffffffffda RBX: 00007fe6371b5fa0 RCX: 00007fe636f8e969
[ 79.590951][ T5315] RDX: 0000000000000001 RSI: 0000200000000240 RDI: 000000000000000a
[ 79.590958][ T5315] RBP: 00007fe637010ab1 R08: 0000000000000000 R09: 0000000000000003
[ 79.590963][ T5315] R10: 0000000000007c00 R11: 0000000000000246 R12: 0000000000000000
[ 79.590969][ T5315] R13: 0000000000000000 R14: 00007fe6371b5fa0 R15: 00007ffee1692528
[ 79.590988][ T5315]
[ 79.591436][ T5315] ------------[ cut here ]------------
[ 79.785631][ T5315] kernel BUG at fs/ext4/mballoc.c:4685!
[ 79.787783][ T5315] Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
[ 79.790301][ T5315] CPU: 0 UID: 0 PID: 5315 Comm: syz.0.0 Not tainted 6.15.0-syzkaller #0 PREEMPT(full)
[ 79.794366][ T5315] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
[ 79.798666][ T5315] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720
[ 79.801284][ T5315] Code: e8 74 e3 ab ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 b0 e9 49 ff 90 0f 0b e8 a8 e9 49 ff 90 0f 0b e8 a0 e9 49 ff 90 <0f> 0b e8 98 e9 49 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1
[ 79.809641][ T5315] RSP: 0018:ffffc9000fe5e848 EFLAGS: 00010246
[ 79.812181][ T5315] RAX: ffffffff82760830 RBX: 00000000ffffffbe RCX: 0000000000100000
[ 79.815578][ T5315] RDX: ffffc9000dda2000 RSI: 00000000000fffff RDI: 0000000000100000
[ 79.818934][ T5315] RBP: 1ffff110087b9cdf R08: ffff888043dcf163 R09: 1ffff110087b9e2c
[ 79.822110][ T5315] R10: dffffc0000000000 R11: ffffed10087b9e2d R12: 0000000000000000
[ 79.825569][ T5315] R13: 0000000000000061 R14: 1ffff110087b9e2f R15: ffff888043dcf178
[ 79.829047][ T5315] FS: 00007fe637ea16c0(0000) GS:ffff88808d6c2000(0000) knlGS:0000000000000000
[ 79.832998][ T5315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 79.835798][ T5315] CR2: 000055e1d3a151a0 CR3: 00000000359bf000 CR4: 0000000000352ef0
[ 79.839250][ T5315] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 79.842685][ T5315] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 79.845980][ T5315] Call Trace:
[ 79.847341][ T5315]
[ 79.848588][ T5315] ext4_mb_use_preallocated+0x660/0x13f0
[ 79.850984][ T5315] ext4_mb_new_blocks+0x5b4/0x46a0
[ 79.853319][ T5315] ? ext4_new_meta_blocks+0x2b3/0x3c0
[ 79.855643][ T5315] ? __pfx_ext4_new_meta_blocks+0x10/0x10
[ 79.858154][ T5315] ? __pfx_ext4_mb_new_blocks+0x10/0x10
[ 79.860490][ T5315] ? ext4_block_to_path+0x297/0x6f0
[ 79.862738][ T5315] ext4_ind_map_blocks+0xe21/0x21b0
[ 79.865007][ T5315] ? __pfx_ext4_ind_map_blocks+0x10/0x10
[ 79.867331][ T5315] ? __lock_acquire+0xaac/0xd20
[ 79.869538][ T5315] ? __pfx_down_write+0x10/0x10
[ 79.871786][ T5315] ? ext4_es_lookup_extent+0x622/0xa70
[ 79.874090][ T5315] ext4_map_blocks+0x7a7/0x1740
[ 79.876193][ T5315] ? __pfx_ext4_map_blocks+0x10/0x10
[ 79.878336][ T5315] ? rcu_is_watching+0x15/0xb0
[ 79.880384][ T5315] ext4_do_writepages+0x148e/0x3e50
[ 79.882626][ T5315] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 79.885242][ T5315] ? __pfx_ext4_do_writepages+0x10/0x10
[ 79.887603][ T5315] ? __lock_acquire+0xaac/0xd20
[ 79.889814][ T5315] ? __lock_acquire+0xaac/0xd20
[ 79.891799][ T5315] ? rcu_read_lock_any_held+0xb3/0x120
[ 79.894211][ T5315] ext4_writepages+0x203/0x350
[ 79.896454][ T5315] ? __pfx_ext4_writepages+0x10/0x10
[ 79.898767][ T5315] ? __pfx_ext4_writepages+0x10/0x10
[ 79.901111][ T5315] do_writepages+0x3b1/0x7b0
[ 79.903156][ T5315] ? do_raw_spin_lock+0x121/0x290
[ 79.905132][ T5315] ? __pfx_do_writepages+0x10/0x10
[ 79.907397][ T5315] ? do_raw_spin_unlock+0x4d/0x240
[ 79.909655][ T5315] file_write_and_wait_range+0x22c/0x330
[ 79.912107][ T5315] ? __pfx_file_write_and_wait_range+0x10/0x10
[ 79.914808][ T5315] generic_buffers_fsync_noflush+0x6c/0x180
[ 79.917369][ T5315] ext4_sync_file+0x332/0xb20
[ 79.919426][ T5315] ext4_buffered_write_iter+0x2ca/0x3a0
[ 79.921761][ T5315] ext4_file_write_iter+0x298/0x1bc0
[ 79.924121][ T5315] ? futex_unqueue+0xcb/0xf0
[ 79.926119][ T5315] ? __pfx_ext4_file_write_iter+0x10/0x10
[ 79.928522][ T5315] do_iter_readv_writev+0x515/0x6e0
[ 79.930811][ T5315] ? __pfx_do_iter_readv_writev+0x10/0x10
[ 79.933261][ T5315] ? rcu_read_lock_any_held+0xb3/0x120
[ 79.935597][ T5315] vfs_writev+0x306/0x9a0
[ 79.937559][ T5315] ? __pfx_vfs_writev+0x10/0x10
[ 79.939626][ T5315] ? __fget_files+0x2a/0x420
[ 79.941493][ T5315] ? __fget_files+0x3a0/0x420
[ 79.943484][ T5315] ? __fget_files+0x2a/0x420
[ 79.945539][ T5315] __se_sys_pwritev2+0x179/0x290
[ 79.947692][ T5315] ? __pfx___se_sys_pwritev2+0x10/0x10
[ 79.949975][ T5315] ? do_syscall_64+0xba/0x210
[ 79.952035][ T5315] ? __x64_sys_pwritev2+0x20/0xc0
[ 79.954187][ T5315] do_syscall_64+0xf6/0x210
[ 79.956045][ T5315] ? clear_bhb_loop+0x60/0xb0
[ 79.958095][ T5315] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 79.960603][ T5315] RIP: 0033:0x7fe636f8e969
[ 79.962613][ T5315] 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
[ 79.970757][ T5315] RSP: 002b:00007fe637ea1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
[ 79.974380][ T5315] RAX: ffffffffffffffda RBX: 00007fe6371b5fa0 RCX: 00007fe636f8e969
[ 79.977729][ T5315] RDX: 0000000000000001 RSI: 0000200000000240 RDI: 000000000000000a
[ 79.981118][ T5315] RBP: 00007fe637010ab1 R08: 0000000000000000 R09: 0000000000000003
[ 79.984582][ T5315] R10: 0000000000007c00 R11: 0000000000000246 R12: 0000000000000000
[ 79.987972][ T5315] R13: 0000000000000000 R14: 00007fe6371b5fa0 R15: 00007ffee1692528
[ 79.991430][ T5315]
[ 79.992852][ T5315] Modules linked in:
[ 79.995513][ T5315] ---[ end trace 0000000000000000 ]---
[ 79.997968][ T5315] RIP: 0010:ext4_mb_use_inode_pa+0x6c1/0x720
[ 80.000609][ T5315] Code: e8 74 e3 ab ff 48 ba 00 00 00 00 00 fc ff df e9 da fa ff ff e8 b0 e9 49 ff 90 0f 0b e8 a8 e9 49 ff 90 0f 0b e8 a0 e9 49 ff 90 <0f> 0b e8 98 e9 49 ff 90 0f 0b 48 8b 0c 24 80 e1 07 80 c1 03 38 c1
[ 80.009637][ T5315] RSP: 0018:ffffc9000fe5e848 EFLAGS: 00010246
[ 80.012251][ T5315] RAX: ffffffff82760830 RBX: 00000000ffffffbe RCX: 0000000000100000
[ 80.015921][ T5315] RDX: ffffc9000dda2000 RSI: 00000000000fffff RDI: 0000000000100000
[ 80.019441][ T5315] RBP: 1ffff110087b9cdf R08: ffff888043dcf163 R09: 1ffff110087b9e2c
[ 80.022949][ T5315] R10: dffffc0000000000 R11: ffffed10087b9e2d R12: 0000000000000000
[ 80.026440][ T5315] R13: 0000000000000061 R14: 1ffff110087b9e2f R15: ffff888043dcf178
[ 80.029956][ T5315] FS: 00007fe637ea16c0(0000) GS:ffff88808d6c2000(0000) knlGS:0000000000000000
[ 80.034223][ T5315] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 80.037171][ T5315] CR2: 000055e1d3a151a0 CR3: 00000000359bf000 CR4: 0000000000352ef0
[ 80.040512][ T5315] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 80.043895][ T5315] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 80.047134][ T5315] Kernel panic - not syncing: Fatal exception
[ 80.050148][ T5315] Kernel Offset: disabled
[ 80.052094][ T5315] Rebooting in 86400 seconds..
[ 75.391060][ T4657] Bluetooth: hci0: command tx timeout