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
qgroup_free_reserved_data fs/btrfs/qgroup.c:4329 [inline]
__btrfs_qgroup_release_data+0x49d/0xa20 fs/btrfs/qgroup.c:4363
btrfs_free_reserved_data_space fs/btrfs/delalloc-space.c:200 [inline]
btrfs_delalloc_reserve_space+0x149/0x200 fs/btrfs/delalloc-space.c:477
btrfs_page_mkwrite+0x597/0x16a0 fs/btrfs/file.c:1811
do_page_mkwrite+0x14a/0x310 mm/memory.c:3287
do_shared_fault mm/memory.c:5594 [inline]
do_fault mm/memory.c:5656 [inline]
do_pte_missing mm/memory.c:4160 [inline]
handle_pte_fault mm/memory.c:5997 [inline]
__handle_mm_fault+0x18d2/0x5380 mm/memory.c:6140
handle_mm_fault+0x3f6/0x8c0 mm/memory.c:6309
do_user_addr_fault+0x764/0x1390 arch/x86/mm/fault.c:1388
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x68/0x110 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0010:rep_movs_alternative+0x4a/0x90 arch/x86/lib/copy_user_64.S:74
Code: cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 06 48 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 db 83 f9 08 73 e8 eb c5 a4 c3 cc cc cc cc 48 8b 06 48 89 07 48 8d 47 08 48 83 e0 f8 48
RSP: 0018:ffffc9000d3df4d8 EFLAGS: 00050202
RAX: ffffffff84b62901 RBX: ffff888051612000 RCX: 0000000000000264
RDX: 0000000000000000 RSI: ffff888051612040 RDI: 0000200000003000
RBP: ffffc9000d3df638 R08: ffff8880516122a3 R09: 1ffff1100a2c2454
R10: dffffc0000000000 R11: ffffed100a2c2455 R12: 1ffff92001a7bfa3
R13: 0000200000002fc0 R14: ffffc9000d3dfd28 R15: 00000000000002a4
copy_user_generic arch/x86/include/asm/uaccess_64.h:126 [inline]
raw_copy_to_user arch/x86/include/asm/uaccess_64.h:147 [inline]
copy_to_user_iter lib/iov_iter.c:25 [inline]
iterate_ubuf include/linux/iov_iter.h:30 [inline]
iterate_and_advance2 include/linux/iov_iter.h:300 [inline]
iterate_and_advance include/linux/iov_iter.h:328 [inline]
_copy_to_iter+0x24c/0x15a0 lib/iov_iter.c:185
copy_to_iter include/linux/uio.h:220 [inline]
simple_copy_to_iter net/core/datagram.c:524 [inline]
__skb_datagram_iter+0x100/0x960 net/core/datagram.c:401
skb_copy_datagram_iter+0xc5/0x230 net/core/datagram.c:538
skb_copy_datagram_msg include/linux/skbuff.h:4128 [inline]
netlink_recvmsg+0x2c9/0xe00 net/netlink/af_netlink.c:1940
sock_recvmsg_nosec+0x183/0x1c0 net/socket.c:1017
____sys_recvmsg+0x3aa/0x460 net/socket.c:2784
___sys_recvmsg+0x1b5/0x510 net/socket.c:2828
do_recvmmsg+0x307/0x760 net/socket.c:2923
__sys_recvmmsg net/socket.c:2997 [inline]
__do_sys_recvmmsg net/socket.c:3020 [inline]
__se_sys_recvmmsg net/socket.c:3013 [inline]
__x64_sys_recvmmsg+0x190/0x240 net/socket.c:3013
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: 0033:0x7fe7cc98e969
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:00007fe7cd838038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: ffffffffffffffda RBX: 00007fe7ccbb5fa0 RCX: 00007fe7cc98e969
RDX: 0000000000000002 RSI: 00002000000086c0 RDI: 0000000000000003
RBP: 00007fe7cd838090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000020 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000000000 R14: 00007fe7ccbb5fa0 R15: 00007ffee3f7bb18
------------[ 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:ffffc9000d3deb18 EFLAGS: 00010293
RAX: ffffffff83e3f1ba RBX: ffff88803ef2b540 RCX: ffff88801f3ca440
RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
RBP: 0000000000001000 R08: 0000000000000820 R09: 00000000ffffffff
R10: dffffc0000000000 R11: fffffbfff1c0b8bf R12: 00000000fffffff4
R13: 0000000000000fff R14: 0000000000003000 R15: dffffc0000000000
FS: 00007fe7cd8386c0(0000) GS:ffff88808d6cb000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000003000 CR3: 0000000041515000 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_free_reserved_data_space fs/btrfs/delalloc-space.c:200 [inline]
btrfs_delalloc_reserve_space+0x149/0x200 fs/btrfs/delalloc-space.c:477
btrfs_page_mkwrite+0x597/0x16a0 fs/btrfs/file.c:1811
do_page_mkwrite+0x14a/0x310 mm/memory.c:3287
do_shared_fault mm/memory.c:5594 [inline]
do_fault mm/memory.c:5656 [inline]
do_pte_missing mm/memory.c:4160 [inline]
handle_pte_fault mm/memory.c:5997 [inline]
__handle_mm_fault+0x18d2/0x5380 mm/memory.c:6140
handle_mm_fault+0x3f6/0x8c0 mm/memory.c:6309
do_user_addr_fault+0x764/0x1390 arch/x86/mm/fault.c:1388
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x68/0x110 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0010:rep_movs_alternative+0x4a/0x90 arch/x86/lib/copy_user_64.S:74
Code: cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 8b 06 48 89 07 48 83 c6 08 48 83 c7 08 83 e9 08 74 db 83 f9 08 73 e8 eb c5 a4 c3 cc cc cc cc 48 8b 06 48 89 07 48 8d 47 08 48 83 e0 f8 48
RSP: 0018:ffffc9000d3df4d8 EFLAGS: 00050202
RAX: ffffffff84b62901 RBX: ffff888051612000 RCX: 0000000000000264
RDX: 0000000000000000 RSI: ffff888051612040 RDI: 0000200000003000
RBP: ffffc9000d3df638 R08: ffff8880516122a3 R09: 1ffff1100a2c2454
R10: dffffc0000000000 R11: ffffed100a2c2455 R12: 1ffff92001a7bfa3
R13: 0000200000002fc0 R14: ffffc9000d3dfd28 R15: 00000000000002a4
copy_user_generic arch/x86/include/asm/uaccess_64.h:126 [inline]
raw_copy_to_user arch/x86/include/asm/uaccess_64.h:147 [inline]
copy_to_user_iter lib/iov_iter.c:25 [inline]
iterate_ubuf include/linux/iov_iter.h:30 [inline]
iterate_and_advance2 include/linux/iov_iter.h:300 [inline]
iterate_and_advance include/linux/iov_iter.h:328 [inline]
_copy_to_iter+0x24c/0x15a0 lib/iov_iter.c:185
copy_to_iter include/linux/uio.h:220 [inline]
simple_copy_to_iter net/core/datagram.c:524 [inline]
__skb_datagram_iter+0x100/0x960 net/core/datagram.c:401
skb_copy_datagram_iter+0xc5/0x230 net/core/datagram.c:538
skb_copy_datagram_msg include/linux/skbuff.h:4128 [inline]
netlink_recvmsg+0x2c9/0xe00 net/netlink/af_netlink.c:1940
sock_recvmsg_nosec+0x183/0x1c0 net/socket.c:1017
____sys_recvmsg+0x3aa/0x460 net/socket.c:2784
___sys_recvmsg+0x1b5/0x510 net/socket.c:2828
do_recvmmsg+0x307/0x760 net/socket.c:2923
__sys_recvmmsg net/socket.c:2997 [inline]
__do_sys_recvmmsg net/socket.c:3020 [inline]
__se_sys_recvmmsg net/socket.c:3013 [inline]
__x64_sys_recvmmsg+0x190/0x240 net/socket.c:3013
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: 0033:0x7fe7cc98e969
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:00007fe7cd838038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: ffffffffffffffda RBX: 00007fe7ccbb5fa0 RCX: 00007fe7cc98e969
RDX: 0000000000000002 RSI: 00002000000086c0 RDI: 0000000000000003
RBP: 00007fe7cd838090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000020 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000000000 R14: 00007fe7ccbb5fa0 R15: 00007ffee3f7bb18
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:ffffc9000d3deb18 EFLAGS: 00010293
RAX: ffffffff83e3f1ba RBX: ffff88803ef2b540 RCX: ffff88801f3ca440
RDX: 0000000000000000 RSI: 00000000fffffff4 RDI: 0000000000000000
RBP: 0000000000001000 R08: 0000000000000820 R09: 00000000ffffffff
R10: dffffc0000000000 R11: fffffbfff1c0b8bf R12: 00000000fffffff4
R13: 0000000000000fff R14: 0000000000003000 R15: dffffc0000000000
FS: 00007fe7cd8386c0(0000) GS:ffff88808d6cb000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000003000 CR3: 0000000041515000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: cc int3
1: cc int3
2: cc int3
3: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1)
a: 00 00 00
d: 0f 1f 00 nopl (%rax)
10: 48 8b 06 mov (%rsi),%rax
13: 48 89 07 mov %rax,(%rdi)
16: 48 83 c6 08 add $0x8,%rsi
1a: 48 83 c7 08 add $0x8,%rdi
1e: 83 e9 08 sub $0x8,%ecx
21: 74 db je 0xfffffffe
23: 83 f9 08 cmp $0x8,%ecx
26: 73 e8 jae 0x10
28: eb c5 jmp 0xffffffef
* 2a: f3 a4 rep movsb %ds:(%rsi),%es:(%rdi) <-- trapping instruction
2c: c3 ret
2d: cc int3
2e: cc int3
2f: cc int3
30: cc int3
31: 48 8b 06 mov (%rsi),%rax
34: 48 89 07 mov %rax,(%rdi)
37: 48 8d 47 08 lea 0x8(%rdi),%rax
3b: 48 83 e0 f8 and $0xfffffffffffffff8,%rax
3f: 48 rex.W