loop2: detected capacity change from 0 to 2103296 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 11774 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 11774 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 11774 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 11774 Comm: syz-executor.4 Not tainted 5.10.245 #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 ea 0a 7d 02 31 ff 41 89 c6 89 c6 e8 ee d3 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 90 da d5 ff <0f> 0b e9 52 fe ff ff e8 84 da d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff888046047ad8 EFLAGS: 00010212 RAX: 0000000000000105 RBX: ffff88800d612200 RCX: ffffc90003e22000 RDX: 0000000000040000 RSI: ffffffff816af820 RDI: 0000000000000005 mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium RBP: 0000000020800000 R08: 0000000000000000 R09: ffff888037ba15bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11008c08f64 R13: ffffffff8567afbc R14: 0000000000000000 R15: 0000000000000001 FS: 00007fafa9b3b700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000540 CR3: 000000001ce6c000 CR4: 0000000000350ef0 Call Trace: __vma_adjust+0xbe8/0x2510 mm/mmap.c:842 vma_adjust include/linux/mm.h:2548 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2782 split_vma+0x99/0xe0 mm/mmap.c:2813 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: 0033:0x7fafac607b19 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:00007fafa9b3b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007fafac71b0e0 RCX: 00007fafac607b19 RDX: 0000000000000001 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007fafac661f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd485fdf5f R14: 00007fafa9b3b300 R15: 0000000000022000 irq event stamp: 821 hardirqs last enabled at (833): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (842): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (778): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (761): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 5a627f179b434343 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 11774 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 11774 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 11774 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 11774 Comm: syz-executor.4 Tainted: G W 5.10.245 #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 ea 0a 7d 02 31 ff 41 89 c6 89 c6 e8 ee d3 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 90 da d5 ff <0f> 0b e9 52 fe ff ff e8 84 da d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff888046047ad8 EFLAGS: 00010216 RAX: 000000000001f2b5 RBX: ffff88800d612200 RCX: ffffc90003e22000 RDX: 0000000000040000 RSI: ffffffff816af820 RDI: 0000000000000005 RBP: 0000000020c00000 R08: 0000000000000000 R09: ffff888037ba15bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11008c08f64 R13: ffffffff8567afbc R14: 0000000000000000 R15: 0000000000000001 FS: 00007fafa9b3b700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000540 CR3: 000000001ce6c000 CR4: 0000000000350ef0 Call Trace: __vma_adjust+0xbf3/0x2510 mm/mmap.c:843 vma_adjust include/linux/mm.h:2548 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2782 split_vma+0x99/0xe0 mm/mmap.c:2813 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: 0033:0x7fafac607b19 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:00007fafa9b3b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007fafac71b0e0 RCX: 00007fafac607b19 RDX: 0000000000000001 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007fafac661f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd485fdf5f R14: 00007fafa9b3b300 R15: 0000000000022000 irq event stamp: 1321 hardirqs last enabled at (1329): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1338): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (778): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (761): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 5a627f179b434344 ]--- EXT4-fs error (device loop2): ext4_fill_super:4967: inode #2: comm syz-executor.2: iget: special inode unallocated EXT4-fs (loop2): get root inode failed EXT4-fs (loop2): mount failed loop6: detected capacity change from 0 to 2103296 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 11790 Comm: syz-executor.7 Tainted: G W 5.10.245 #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:512 [inline] slab_alloc_node mm/slub.c:2826 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc_trace+0x55/0x320 mm/slub.c:2926 kmalloc include/linux/slab.h:552 [inline] kzalloc include/linux/slab.h:664 [inline] alloc_pipe_info+0x10a/0x590 fs/pipe.c:787 splice_direct_to_actor+0x774/0x980 fs/splice.c:831 do_splice_direct+0x1c4/0x290 fs/splice.c:979 do_sendfile+0x553/0x11e0 fs/read_write.c:1257 __do_sys_sendfile64 fs/read_write.c:1318 [inline] __se_sys_sendfile64 fs/read_write.c:1304 [inline] __x64_sys_sendfile64+0x1d1/0x210 fs/read_write.c:1304 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f7643998b19 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:00007f7640f0e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f7643aabf60 RCX: 00007f7643998b19 RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000005 RBP: 00007f7640f0e1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000100000001 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffc2611a7cf R14: 00007f7640f0e300 R15: 0000000000022000 loop2: detected capacity change from 0 to 2103296 EXT4-fs error (device loop2): ext4_fill_super:4967: inode #2: comm syz-executor.2: iget: special inode unallocated EXT4-fs (loop2): get root inode failed EXT4-fs (loop2): mount failed netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'.