loop7: detected capacity change from 0 to 262144 EXT4-fs (loop2): ext4_check_descriptors: Inode table for group 0 overlaps superblock EXT4-fs (loop2): group descriptors corrupted! ------------[ cut here ]------------ WARNING: CPU: 0 PID: 10031 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 10031 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 10031 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 10031 Comm: syz-executor.4 Not tainted 5.10.240 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:525 [inline] RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:523 [inline] RIP: 0010:hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Code: 00 00 31 f6 48 81 c7 e0 00 00 00 e8 0a de 7c 02 31 ff 41 89 c6 89 c6 e8 be d8 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 60 df d5 ff <0f> 0b e9 52 fe ff ff e8 54 df d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff888049cafad8 EFLAGS: 00010216 RAX: 00000000000000fa RBX: ffff88801d35bf00 RCX: ffffc90003c09000 RDX: 0000000000040000 RSI: ffffffff816aeed0 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff8880397ce2bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11009395f64 R13: ffffffff8567a47c R14: 0000000000000000 R15: 0000000000000001 FS: 00007f5c05566700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d221000 CR3: 0000000048fe2000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000100000000 DR2: 0000000100000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 00000000011d062a Call Trace: __vma_adjust+0xbe8/0x2510 mm/mmap.c:841 vma_adjust include/linux/mm.h:2537 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2778 split_vma+0x99/0xe0 mm/mmap.c:2809 mprotect_fixup+0x669/0x8c0 mm/mprotect.c:467 do_mprotect_pkey+0x518/0x940 mm/mprotect.c:619 __do_sys_pkey_mprotect mm/mprotect.c:652 [inline] __se_sys_pkey_mprotect mm/mprotect.c:649 [inline] __x64_sys_pkey_mprotect+0x93/0x100 mm/mprotect.c:649 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f5c07ff0b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5c05566188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007f5c08103f60 RCX: 00007f5c07ff0b19 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007f5c0804af6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffda19b88cf R14: 00007f5c05566300 R15: 0000000000022000 irq event stamp: 709 hardirqs last enabled at (719): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (728): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (296): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (245): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace b2313359458708dd ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 10031 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 10031 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 10031 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 10031 Comm: syz-executor.4 Tainted: G W 5.10.240 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:525 [inline] RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:523 [inline] RIP: 0010:hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Code: 00 00 31 f6 48 81 c7 e0 00 00 00 e8 0a de 7c 02 31 ff 41 89 c6 89 c6 e8 be d8 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 60 df d5 ff <0f> 0b e9 52 fe ff ff e8 54 df d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff888049cafad8 EFLAGS: 00010216 RAX: 0000000000019c8f RBX: ffff88801d35bf00 RCX: ffffc90003c09000 RDX: 0000000000040000 RSI: ffffffff816aeed0 RDI: 0000000000000005 RBP: 0000000020c00000 R08: 0000000000000000 R09: ffff8880397ce2bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11009395f64 R13: ffffffff8567a47c R14: 0000000000000000 R15: 0000000000000001 FS: 00007f5c05566700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d221000 CR3: 0000000048fe2000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000100000000 DR2: 0000000100000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 00000000011d062a Call Trace: __vma_adjust+0xbf3/0x2510 mm/mmap.c:842 vma_adjust include/linux/mm.h:2537 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2778 split_vma+0x99/0xe0 mm/mmap.c:2809 mprotect_fixup+0x669/0x8c0 mm/mprotect.c:467 do_mprotect_pkey+0x518/0x940 mm/mprotect.c:619 __do_sys_pkey_mprotect mm/mprotect.c:652 [inline] __se_sys_pkey_mprotect mm/mprotect.c:649 [inline] __x64_sys_pkey_mprotect+0x93/0x100 mm/mprotect.c:649 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f5c07ff0b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f5c05566188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007f5c08103f60 RCX: 00007f5c07ff0b19 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007f5c0804af6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffda19b88cf R14: 00007f5c05566300 R15: 0000000000022000 irq event stamp: 1195 hardirqs last enabled at (1205): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1214): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (296): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (245): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace b2313359458708de ]--- EXT4-fs error (device loop5): ext4_fill_super:4967: inode #2: comm syz-executor.5: iget: bad extra_isize 177 (inode size 256) EXT4-fs error (device loop7): ext4_fill_super:4967: inode #2: comm syz-executor.7: iget: bad extended attribute block 229 EXT4-fs (loop5): get root inode failed EXT4-fs (loop5): mount failed EXT4-fs (loop7): get root inode failed EXT4-fs (loop7): mount failed FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 10038 Comm: syz-executor.1 Tainted: G W 5.10.240 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:515 [inline] slab_alloc_node mm/slub.c:2821 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2909 mem_pool_alloc mm/kmemleak.c:423 [inline] create_object.isra.0+0x3a/0xa20 mm/kmemleak.c:578 kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:534 [inline] slab_alloc_node mm/slub.c:2896 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x159/0x310 mm/slub.c:2909 __d_alloc+0x2a/0x990 fs/dcache.c:1714 d_alloc_pseudo+0x19/0x70 fs/dcache.c:1843 alloc_file_pseudo+0xce/0x250 fs/file_table.c:226 __shmem_file_setup mm/shmem.c:4228 [inline] __shmem_file_setup+0x144/0x320 mm/shmem.c:4202 __do_sys_memfd_create+0x275/0x450 mm/memfd.c:323 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f7d9522cb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7d927a1f48 EFLAGS: 00000246 ORIG_RAX: 000000000000013f RAX: ffffffffffffffda RBX: 0000000020000300 RCX: 00007f7d9522cb19 RDX: 00007f7d927a2000 RSI: 0000000000000000 RDI: 00007f7d952860fb RBP: 0000000000000000 R08: 00007f7d927a1ff8 R09: ffffffffffffffff R10: 00007f7d927a1ffc R11: 0000000000000246 R12: 0000000020000080 R13: 00000000200000c0 R14: 0000000000000000 R15: 0000000020000380