program: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000280)='./mnt\x00', 0x840, &(0x7f0000000140)={[{@test_dummy_encryption}, {@jqfmt_vfsv1}]}, 0x1, 0x246, &(0x7f0000000ac0)="$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") r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpu.stat\x00', 0x275a, 0x0) ftruncate(r0, 0x201bf) ioctl$SG_GET_VERSION_NUM(r0, 0x2282, &(0x7f00000000c0)) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) open(&(0x7f0000000180)='./bus\x00', 0x14937e, 0x131) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0) r3 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r3, 0x4c04, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x1, 0x8005, 0x0, 0x0, 0x19, 0xd, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780820d1cbf7966d61fdcf335263bd9bffbcc2542ded71038259ca171ce1a311ef54ec32d71e14ef3dc177e9b48b00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x8]}) r4 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x74, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) [ 85.703032][ T5307] Bluetooth: hci0: command tx timeout [ 85.828022][ T5328] loop0: detected capacity change from 0 to 128 [ 85.860661][ T5328] ======================================================= [ 85.860661][ T5328] WARNING: The mand mount option has been deprecated and [ 85.860661][ T5328] and is ignored by this kernel. Remove the mand [ 85.860661][ T5328] option from the mount to silence this warning. [ 85.860661][ T5328] ======================================================= [ 85.910977][ T5328] EXT4-fs (loop0): Test dummy encryption mode enabled [ 85.940892][ T5328] EXT4-fs (loop0): mounted filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09 r/w without journal. Quota mode: none. [ 85.983387][ T5328] ext4 filesystem being mounted at /0/mnt supports timestamps until 2038-01-19 (0x7fffffff) [ 86.013182][ T5328] fscrypt: AES-256-XTS using implementation "xts-aes-aesni-avx" [ 86.120323][ T5328] loop0: detected capacity change from 128 to 64 [ 86.123544][ T12] kworker/u4:0: attempt to access beyond end of device [ 86.123544][ T12] loop0: rw=12288, sector=72, nr_sectors = 2 limit=64 [ 86.129965][ T12] EXT4-fs error (device loop0): ext4_get_inode_loc:4970: inode #12: block 36: comm kworker/u4:0: unable to read itable block [ 86.163823][ T12] EXT4-fs error (device loop0) in ext4_reserve_inode_write:6313: IO failure [ 86.182501][ T12] EXT4-fs error (device loop0): __ext4_ext_dirty:206: inode #12: comm kworker/u4:0: mark_inode_dirty error [ 86.210676][ T12] EXT4-fs (loop0): Delayed block allocation failed for inode 12 at logical offset 0 with max blocks 4 with error 5 [ 86.216038][ T12] EXT4-fs (loop0): This should not happen!! Data will be lost [ 86.216038][ T12] [ 86.224901][ T5328] EXT4-fs error (device loop0): ext4_xattr_block_get:597: inode #12: comm syz.0.0: corrupted xattr block 18: invalid header [ 86.240430][ T5328] EXT4-fs error (device loop0) in ext4_reserve_inode_write:6313: Out of memory [ 86.246307][ T5328] EXT4-fs error (device loop0): ext4_setattr:5999: inode #12: comm syz.0.0: mark_inode_dirty error [ 86.252658][ T5328] EXT4-fs error (device loop0) in ext4_setattr:6050: Out of memory [ 86.257828][ T5327] ------------[ cut here ]------------ [ 86.260679][ T5327] WARNING: CPU: 0 PID: 5327 at mm/page-writeback.c:2716 __folio_mark_dirty+0x202/0xe30 [ 86.265297][ T5327] Modules linked in: [ 86.267659][ T5327] CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 86.271718][ T5327] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.276287][ T5327] RIP: 0010:__folio_mark_dirty+0x202/0xe30 [ 86.279091][ T5327] Code: 3c 20 00 74 08 48 89 df e8 7b be 2a 00 4c 8b 33 4c 89 f6 48 83 e6 08 31 ff e8 6a 84 c3 ff 49 83 e6 08 75 20 e8 7f 7f c3 ff 90 <0f> 0b 90 eb 1a e8 74 7f c3 ff 48 8b 2c 24 e9 74 07 00 00 e8 66 7f [ 86.287711][ T5327] RSP: 0000:ffffc9000d32f7d0 EFLAGS: 00010093 [ 86.290330][ T5327] RAX: ffffffff81fc96a1 RBX: ffffea0000499bc0 RCX: ffff88800040a480 [ 86.293727][ T5327] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.297556][ T5327] RBP: ffff888042b704b8 R08: ffffea0000499bc7 R09: 1ffffd4000093378 [ 86.301060][ T5327] R10: dffffc0000000000 R11: fffff94000093379 R12: dffffc0000000000 [ 86.304708][ T5327] R13: ffff888042b704c0 R14: 0000000000000000 R15: 0000000000000001 [ 86.308336][ T5327] FS: 00005555923d9500(0000) GS:ffff88808d733000(0000) knlGS:0000000000000000 [ 86.312455][ T5327] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.316080][ T5327] CR2: 0000200000000140 CR3: 00000000113f5000 CR4: 0000000000352ef0 [ 86.319937][ T5327] Call Trace: [ 86.321577][ T5327] [ 86.322831][ T5327] ? do_raw_spin_unlock+0x4d/0x240 [ 86.325096][ T5327] block_dirty_folio+0x17a/0x1d0 [ 86.327389][ T5327] ext4_page_mkwrite+0xf07/0x1190 [ 86.329690][ T5327] ? __pfx_ext4_get_block_unwritten+0x10/0x10 [ 86.332394][ T5327] ? __pfx_ext4_page_mkwrite+0x10/0x10 [ 86.334847][ T5327] ? ktime_get+0x45/0x200 [ 86.336857][ T5327] do_page_mkwrite+0x14d/0x310 [ 86.339088][ T5327] do_wp_page+0x268d/0x5800 [ 86.341171][ T5327] ? __pfx_do_wp_page+0x10/0x10 [ 86.343313][ T5327] ? do_raw_spin_lock+0x121/0x290 [ 86.345649][ T5327] ? __handle_mm_fault+0xf87/0x5400 [ 86.348089][ T5327] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 86.350598][ T5327] __handle_mm_fault+0x1033/0x5400 [ 86.352873][ T5327] ? lock_vma_under_rcu+0x1a3/0x450 [ 86.355196][ T5327] ? __pfx___handle_mm_fault+0x10/0x10 [ 86.357631][ T5327] ? lock_vma_under_rcu+0x3d2/0x450 [ 86.359991][ T5327] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 86.362395][ T5327] ? __rseq_handle_notify_resume+0x384/0x1220 [ 86.364945][ T5327] handle_mm_fault+0x40a/0x8e0 [ 86.367155][ T5327] do_user_addr_fault+0xa7c/0x1380 [ 86.369436][ T5327] ? rcu_is_watching+0x15/0xb0 [ 86.371648][ T5327] ? trace_page_fault_user+0x84/0x1e0 [ 86.374107][ T5327] exc_page_fault+0x82/0x100 [ 86.376126][ T5327] asm_exc_page_fault+0x26/0x30 [ 86.378391][ T5327] RIP: 0033:0x7efd77255813 [ 86.380498][ T5327] Code: 8b 44 24 08 48 85 c0 74 17 48 8b 54 24 18 48 0f ca 48 89 54 24 18 48 83 f8 01 0f 85 7a 02 00 00 48 8b 44 24 10 48 8b 54 24 18 <48> 89 10 e9 d2 fd ff ff 48 8b 44 24 10 0f b7 10 48 8b 44 24 08 48 [ 86.388863][ T5327] RSP: 002b:00007ffe887b1430 EFLAGS: 00010246 [ 86.391372][ T5327] RAX: 0000200000000140 RBX: 0000000000000008 RCX: 0000000000000000 [ 86.394963][ T5327] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 00005555923d93c8 [ 86.398682][ T5327] RBP: 00007ffe887b1538 R08: 0000000000000000 R09: 0000000000000000 [ 86.402226][ T5327] R10: 0000000000000000 R11: 0000000000000001 R12: 00007efd775e5fac [ 86.405704][ T5327] R13: 00007efd775e5fa0 R14: fffffffffffffffe R15: 00007ffe887b1580 [ 86.409329][ T5327] [ 86.410744][ T5327] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 86.414045][ T5327] CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 86.418288][ T5327] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 86.422900][ T5327] Call Trace: [ 86.424425][ T5327] [ 86.425765][ T5327] dump_stack_lvl+0x99/0x250 [ 86.427933][ T5327] ? __asan_memcpy+0x40/0x70 [ 86.429932][ T5327] ? __pfx_dump_stack_lvl+0x10/0x10 [ 86.432190][ T5327] ? __pfx__printk+0x10/0x10 [ 86.434251][ T5327] vpanic+0x237/0x6d0 [ 86.436093][ T5327] ? __pfx_vpanic+0x10/0x10 [ 86.438240][ T5327] panic+0xb9/0xc0 [ 86.439859][ T5327] ? __pfx_panic+0x10/0x10 [ 86.441924][ T5327] __warn+0x31b/0x4b0 [ 86.443792][ T5327] ? __folio_mark_dirty+0x202/0xe30 [ 86.446239][ T5327] ? __folio_mark_dirty+0x202/0xe30 [ 86.448730][ T5327] report_bug+0x2be/0x4f0 [ 86.450719][ T5327] ? __folio_mark_dirty+0x202/0xe30 [ 86.452782][ T5327] ? __folio_mark_dirty+0x202/0xe30 [ 86.455159][ T5327] ? __folio_mark_dirty+0x204/0xe30 [ 86.457592][ T5327] handle_bug+0x84/0x160 [ 86.459584][ T5327] exc_invalid_op+0x1a/0x50 [ 86.461733][ T5327] asm_exc_invalid_op+0x1a/0x20 [ 86.463953][ T5327] RIP: 0010:__folio_mark_dirty+0x202/0xe30 [ 86.466365][ T5327] Code: 3c 20 00 74 08 48 89 df e8 7b be 2a 00 4c 8b 33 4c 89 f6 48 83 e6 08 31 ff e8 6a 84 c3 ff 49 83 e6 08 75 20 e8 7f 7f c3 ff 90 <0f> 0b 90 eb 1a e8 74 7f c3 ff 48 8b 2c 24 e9 74 07 00 00 e8 66 7f [ 86.474486][ T5327] RSP: 0000:ffffc9000d32f7d0 EFLAGS: 00010093 [ 86.477249][ T5327] RAX: ffffffff81fc96a1 RBX: ffffea0000499bc0 RCX: ffff88800040a480 [ 86.480728][ T5327] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 86.483788][ T5327] RBP: ffff888042b704b8 R08: ffffea0000499bc7 R09: 1ffffd4000093378 [ 86.487499][ T5327] R10: dffffc0000000000 R11: fffff94000093379 R12: dffffc0000000000 [ 86.491008][ T5327] R13: ffff888042b704c0 R14: 0000000000000000 R15: 0000000000000001 [ 86.494615][ T5327] ? __folio_mark_dirty+0x201/0xe30 [ 86.496974][ T5327] ? do_raw_spin_unlock+0x4d/0x240 [ 86.499333][ T5327] block_dirty_folio+0x17a/0x1d0 [ 86.501546][ T5327] ext4_page_mkwrite+0xf07/0x1190 [ 86.503765][ T5327] ? __pfx_ext4_get_block_unwritten+0x10/0x10 [ 86.506626][ T5327] ? __pfx_ext4_page_mkwrite+0x10/0x10 [ 86.509095][ T5327] ? ktime_get+0x45/0x200 [ 86.511035][ T5327] do_page_mkwrite+0x14d/0x310 [ 86.513226][ T5327] do_wp_page+0x268d/0x5800 [ 86.515345][ T5327] ? __pfx_do_wp_page+0x10/0x10 [ 86.517629][ T5327] ? do_raw_spin_lock+0x121/0x290 [ 86.519821][ T5327] ? __handle_mm_fault+0xf87/0x5400 [ 86.522108][ T5327] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 86.524454][ T5327] __handle_mm_fault+0x1033/0x5400 [ 86.526712][ T5327] ? lock_vma_under_rcu+0x1a3/0x450 [ 86.528904][ T5327] ? __pfx___handle_mm_fault+0x10/0x10 [ 86.531124][ T5327] ? lock_vma_under_rcu+0x3d2/0x450 [ 86.533378][ T5327] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 86.535865][ T5327] ? __rseq_handle_notify_resume+0x384/0x1220 [ 86.538637][ T5327] handle_mm_fault+0x40a/0x8e0 [ 86.540781][ T5327] do_user_addr_fault+0xa7c/0x1380 [ 86.543051][ T5327] ? rcu_is_watching+0x15/0xb0 [ 86.545163][ T5327] ? trace_page_fault_user+0x84/0x1e0 [ 86.547524][ T5327] exc_page_fault+0x82/0x100 [ 86.549567][ T5327] asm_exc_page_fault+0x26/0x30 [ 86.551601][ T5327] RIP: 0033:0x7efd77255813 [ 86.553523][ T5327] Code: 8b 44 24 08 48 85 c0 74 17 48 8b 54 24 18 48 0f ca 48 89 54 24 18 48 83 f8 01 0f 85 7a 02 00 00 48 8b 44 24 10 48 8b 54 24 18 <48> 89 10 e9 d2 fd ff ff 48 8b 44 24 10 0f b7 10 48 8b 44 24 08 48 [ 86.562392][ T5327] RSP: 002b:00007ffe887b1430 EFLAGS: 00010246 [ 86.565063][ T5327] RAX: 0000200000000140 RBX: 0000000000000008 RCX: 0000000000000000 [ 86.568502][ T5327] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 00005555923d93c8 [ 86.571956][ T5327] RBP: 00007ffe887b1538 R08: 0000000000000000 R09: 0000000000000000 [ 86.575445][ T5327] R10: 0000000000000000 R11: 0000000000000001 R12: 00007efd775e5fac [ 86.578955][ T5327] R13: 00007efd775e5fa0 R14: fffffffffffffffe R15: 00007ffe887b1580 [ 86.582685][ T5327] [ 86.584807][ T5327] Kernel Offset: disabled [ 86.586953][ T5327] Rebooting in 86400 seconds..