loop0: detected capacity change from 0 to 32768
BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 (7:0) scanned by syz.0.0 (5311)
BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
BTRFS info (device loop0): using sha256 (sha256-avx2) checksum algorithm
BTRFS info (device loop0): using free-space-tree
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 0 UID: 0 PID: 5311 Comm: syz.0.0 Not tainted 6.15.0-rc5-syzkaller-00022-g01f95500a162 #0 PREEMPT(full)
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
fail_dump lib/fault-inject.c:73 [inline]
should_fail_ex+0x414/0x560 lib/fault-inject.c:174
should_failslab+0xa8/0x100 mm/failslab.c:46
slab_pre_alloc_hook mm/slub.c:4100 [inline]
slab_alloc_node mm/slub.c:4176 [inline]
__kmalloc_cache_noprof+0x70/0x3d0 mm/slub.c:4353
kmalloc_noprof include/linux/slab.h:905 [inline]
ulist_add_merge+0x18e/0x4b0 fs/btrfs/ulist.c:223
add_extent_changeset fs/btrfs/extent-io-tree.c:216 [inline]
clear_state_bit+0x175/0x380 fs/btrfs/extent-io-tree.c:583
__clear_extent_bit+0x60e/0xec0 fs/btrfs/extent-io-tree.c:752
clear_record_extent_bits+0x4d/0x90 fs/btrfs/extent-io-tree.c:1829
__btrfs_qgroup_release_data+0x21c/0xa20 fs/btrfs/qgroup.c:4365
insert_prealloc_file_extent fs/btrfs/inode.c:8806 [inline]
__btrfs_prealloc_file_range+0x360/0xc50 fs/btrfs/inode.c:8903
btrfs_prealloc_file_range+0x40/0x60 fs/btrfs/inode.c:8981
btrfs_zero_range+0xcdf/0x1100 fs/btrfs/file.c:2909
btrfs_fallocate+0xaa4/0x1ba0 fs/btrfs/file.c:3019
vfs_fallocate+0x6a0/0x830 fs/open.c:338
ioctl_preallocate fs/ioctl.c:290 [inline]
file_ioctl fs/ioctl.c:-1 [inline]
do_vfs_ioctl+0x1b8f/0x1eb0 fs/ioctl.c:885
__do_sys_ioctl fs/ioctl.c:904 [inline]
__se_sys_ioctl+0x82/0x170 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f647c18e969
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
RSP: 002b:00007f647cf66038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f647c3b5fa0 RCX: 00007f647c18e969
RDX: 0000200000000000 RSI: 0000000040305839 RDI: 0000000000000005
RBP: 00007f647cf66090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000000000 R14: 00007f647c3b5fa0 R15: 00007ffc3b3d5a28
------------[ cut here ]------------
kernel BUG at fs/btrfs/extent-io-tree.c:584!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5311 Comm: syz.0.0 Not tainted 6.15.0-rc5-syzkaller-00022-g01f95500a162 #0 PREEMPT(full)
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:clear_state_bit+0x37b/0x380 fs/btrfs/extent-io-tree.c:584
Code: fe e9 77 fd ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c ad fe ff ff 4c 89 e7 e8 00 d3 3d fe e9 a0 fe ff ff e8 96 de db fd 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66
RSP: 0018:ffffc9000d54eef8 EFLAGS: 00010293
RAX: ffffffff83e3f1ba RBX: ffff88804cbbf540 RCX: ffff88801fd28000
RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
RBP: 0000000000001000 R08: 0000000000000820 R09: 00000000ffffffff
R10: dffffc0000000000 R11: fffffbfff1c0b8bf R12: 00000000fffffff4
R13: 000000000000ffff R14: 0000000000000000 R15: dffffc0000000000
FS: 00007f647cf666c0(0000) GS:ffff88808d6cb000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056396a650918 CR3: 00000000423d4000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__clear_extent_bit+0x60e/0xec0 fs/btrfs/extent-io-tree.c:752
clear_record_extent_bits+0x4d/0x90 fs/btrfs/extent-io-tree.c:1829
__btrfs_qgroup_release_data+0x21c/0xa20 fs/btrfs/qgroup.c:4365
insert_prealloc_file_extent fs/btrfs/inode.c:8806 [inline]
__btrfs_prealloc_file_range+0x360/0xc50 fs/btrfs/inode.c:8903
btrfs_prealloc_file_range+0x40/0x60 fs/btrfs/inode.c:8981
btrfs_zero_range+0xcdf/0x1100 fs/btrfs/file.c:2909
btrfs_fallocate+0xaa4/0x1ba0 fs/btrfs/file.c:3019
vfs_fallocate+0x6a0/0x830 fs/open.c:338
ioctl_preallocate fs/ioctl.c:290 [inline]
file_ioctl fs/ioctl.c:-1 [inline]
do_vfs_ioctl+0x1b8f/0x1eb0 fs/ioctl.c:885
__do_sys_ioctl fs/ioctl.c:904 [inline]
__se_sys_ioctl+0x82/0x170 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f647c18e969
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
RSP: 002b:00007f647cf66038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f647c3b5fa0 RCX: 00007f647c18e969
RDX: 0000200000000000 RSI: 0000000040305839 RDI: 0000000000000005
RBP: 00007f647cf66090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000000000 R14: 00007f647c3b5fa0 R15: 00007ffc3b3d5a28
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:clear_state_bit+0x37b/0x380 fs/btrfs/extent-io-tree.c:584
Code: fe e9 77 fd ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c ad fe ff ff 4c 89 e7 e8 00 d3 3d fe e9 a0 fe ff ff e8 96 de db fd 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66
RSP: 0018:ffffc9000d54eef8 EFLAGS: 00010293
RAX: ffffffff83e3f1ba RBX: ffff88804cbbf540 RCX: ffff88801fd28000
RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
RBP: 0000000000001000 R08: 0000000000000820 R09: 00000000ffffffff
R10: dffffc0000000000 R11: fffffbfff1c0b8bf R12: 00000000fffffff4
R13: 000000000000ffff R14: 0000000000000000 R15: dffffc0000000000
FS: 00007f647cf666c0(0000) GS:ffff88808d6cb000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056396a650918 CR3: 00000000423d4000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400