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-rc4-syzkaller-00052-g4f79eaa2ceac #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:4114 [inline]
slab_alloc_node mm/slub.c:4190 [inline]
__kmalloc_cache_noprof+0x70/0x3d0 mm/slub.c:4367
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
qgroup_free_reserved_data fs/btrfs/qgroup.c:4329 [inline]
__btrfs_qgroup_release_data+0x49d/0xa20 fs/btrfs/qgroup.c:4363
btrfs_truncate_block+0x752/0xcf0 fs/btrfs/inode.c:4837
btrfs_cont_expand+0x122/0xb80 fs/btrfs/inode.c:5013
btrfs_write_check+0x263/0x340 fs/btrfs/file.c:1072
btrfs_direct_write+0x2ee/0xb10 fs/btrfs/direct-io.c:837
btrfs_do_write_iter+0x25f/0x710 fs/btrfs/file.c:1380
do_iter_readv_writev+0x56b/0x7f0 fs/read_write.c:-1
vfs_writev+0x306/0x9a0 fs/read_write.c:1055
do_pwritev fs/read_write.c:1151 [inline]
__do_sys_pwritev2 fs/read_write.c:1209 [inline]
__se_sys_pwritev2+0x179/0x290 fs/read_write.c:1200
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: 0033:0x7f4af378e969
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:00007f4af4613038 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
RAX: ffffffffffffffda RBX: 00007f4af39b6080 RCX: 00007f4af378e969
RDX: 0000000000000001 RSI: 0000200000000240 RDI: 0000000000000004
RBP: 00007f4af4613090 R08: 0000000000000000 R09: 0000000000000003
R10: 0000000000007800 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 00007f4af39b6080 R15: 00007fff0b31a588
------------[ 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-rc4-syzkaller-00052-g4f79eaa2ceac #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 20 f5 3d fe e9 a0 fe ff ff e8 46 00 dc 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:ffffc9000d4bf238 EFLAGS: 00010293
RAX: ffffffff83e3c00a RBX: ffff8880518d7780 RCX: ffff88801f948000
RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
RBP: 0000000000001000 R08: 0000000000000820 R09: 00000000ffffffff
R10: dffffc0000000000 R11: fffffbfff1c0b8bf R12: 00000000fffffff4
R13: 0000000000000fff R14: 0000000000000000 R15: dffffc0000000000
FS: 00007f4af46136c0(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd7a56fb78 CR3: 000000001fa72000 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
qgroup_free_reserved_data fs/btrfs/qgroup.c:4329 [inline]
__btrfs_qgroup_release_data+0x49d/0xa20 fs/btrfs/qgroup.c:4363
btrfs_truncate_block+0x752/0xcf0 fs/btrfs/inode.c:4837
btrfs_cont_expand+0x122/0xb80 fs/btrfs/inode.c:5013
btrfs_write_check+0x263/0x340 fs/btrfs/file.c:1072
btrfs_direct_write+0x2ee/0xb10 fs/btrfs/direct-io.c:837
btrfs_do_write_iter+0x25f/0x710 fs/btrfs/file.c:1380
do_iter_readv_writev+0x56b/0x7f0 fs/read_write.c:-1
vfs_writev+0x306/0x9a0 fs/read_write.c:1055
do_pwritev fs/read_write.c:1151 [inline]
__do_sys_pwritev2 fs/read_write.c:1209 [inline]
__se_sys_pwritev2+0x179/0x290 fs/read_write.c:1200
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: 0033:0x7f4af378e969
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:00007f4af4613038 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
RAX: ffffffffffffffda RBX: 00007f4af39b6080 RCX: 00007f4af378e969
RDX: 0000000000000001 RSI: 0000200000000240 RDI: 0000000000000004
RBP: 00007f4af4613090 R08: 0000000000000000 R09: 0000000000000003
R10: 0000000000007800 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 00007f4af39b6080 R15: 00007fff0b31a588
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 20 f5 3d fe e9 a0 fe ff ff e8 46 00 dc 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:ffffc9000d4bf238 EFLAGS: 00010293
RAX: ffffffff83e3c00a RBX: ffff8880518d7780 RCX: ffff88801f948000
RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
RBP: 0000000000001000 R08: 0000000000000820 R09: 00000000ffffffff
R10: dffffc0000000000 R11: fffffbfff1c0b8bf R12: 00000000fffffff4
R13: 0000000000000fff R14: 0000000000000000 R15: dffffc0000000000
FS: 00007f4af46136c0(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd7a56fb78 CR3: 000000001fa72000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400