BUG: unable to handle page fault for address: fffffbca5d5a1e06
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 6dfd0067 P4D 6dfd0067 PUD 6dec4067 PMD 6dec3067 PTE 0
Oops: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 PID: 25950 Comm: syz-executor.0 Not tainted 6.1.0-rc5-next-20221116 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:get_desc+0x128/0x460
Code: e2 02 00 00 83 e0 07 38 c2 0f 9e c1 84 d2 0f 95 c0 84 c1 0f 85 cd 02 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 d8 48 c1 e8 03 <0f> b6 0c 10 48 8d 43 07 48 89 c6 48 c1 ee 03 0f b6 14 16 48 89 de
RSP: 0000:ffff888039ecfbf8 EFLAGS: 00010216
RAX: 1fffffca5d5a1e06 RBX: fffffe52ead0f030 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000006
RBP: ffff888039ecfcb8 R08: 0000000000000006 R09: 000000000000007f
R10: 0000000000000030 R11: 0000000000000001 R12: 1ffff110073d9f7f
R13: dffffc0000000000 R14: 0000000000000000 R15: 000000000000007f
FS: 00007efe7282e700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffbca5d5a1e06 CR3: 000000003810e000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
Call Trace:
insn_get_code_seg_params+0xab/0x1b0
insn_decode_from_regs+0x72/0x190
fixup_umip_exception+0xcb/0x6d0
exc_general_protection+0x161/0x220
asm_exc_general_protection+0x26/0x30
RIP: 0033:0x7efe7525644e
Code: c9 e8 16 27 06 00 8b 75 00 41 89 d8 4c 89 ef 49 89 06 41 b9 00 00 00 10 b9 11 80 00 00 ba 03 00 00 00 c1 e6 06 e8 f2 26 06 00 <49> 89 04 24 48 83 c4 38 89 d8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 66
RSP: 002b:00007efe7282e110 EFLAGS: 00010207
RAX: 0000000020ffa000 RBX: 0000000000000003 RCX: 00007efe752b8b62
RDX: 0000000000000003 RSI: 0000000000200000 RDI: 0000000020ffa000
RBP: 0000000020002b00 R08: 0000000000000003 R09: 0000000010000000
R10: 0000000000008011 R11: 0000000000000206 R12: 9999999999999999
R13: 0000000020ffa000 R14: 0000000020002b80 R15: 0000000020ffc000
Modules linked in:
CR2: fffffbca5d5a1e06
---[ end trace 0000000000000000 ]---
RIP: 0010:get_desc+0x128/0x460
Code: e2 02 00 00 83 e0 07 38 c2 0f 9e c1 84 d2 0f 95 c0 84 c1 0f 85 cd 02 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 d8 48 c1 e8 03 <0f> b6 0c 10 48 8d 43 07 48 89 c6 48 c1 ee 03 0f b6 14 16 48 89 de
RSP: 0000:ffff888039ecfbf8 EFLAGS: 00010216
RAX: 1fffffca5d5a1e06 RBX: fffffe52ead0f030 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000006
RBP: ffff888039ecfcb8 R08: 0000000000000006 R09: 000000000000007f
R10: 0000000000000030 R11: 0000000000000001 R12: 1ffff110073d9f7f
R13: dffffc0000000000 R14: 0000000000000000 R15: 000000000000007f
FS: 00007efe7282e700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffbca5d5a1e06 CR3: 000000003810e000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
BUG: unable to handle page fault for address: fffffbca5d5a1e06
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 6dfd0067 P4D 6dfd0067 PUD 6dec4067 PMD 6dec3067 PTE 0
Oops: 0000 [#2] PREEMPT SMP KASAN NOPTI
CPU: 0 PID: 25995 Comm: syz-executor.0 Tainted: G D 6.1.0-rc5-next-20221116 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:get_desc+0x128/0x460
Code: e2 02 00 00 83 e0 07 38 c2 0f 9e c1 84 d2 0f 95 c0 84 c1 0f 85 cd 02 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 d8 48 c1 e8 03 <0f> b6 0c 10 48 8d 43 07 48 89 c6 48 c1 ee 03 0f b6 14 16 48 89 de
RSP: 0000:ffff88803e52fbf8 EFLAGS: 00010216
RAX: 1fffffca5d5a1e06 RBX: fffffe52ead0f030 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000006
RBP: ffff88803e52fcb8 R08: 0000000000000006 R09: 000000000000007f
R10: 0000000000000030 R11: 0000000000000001 R12: 1ffff11007ca5f7f
R13: dffffc0000000000 R14: 0000000000000000 R15: 000000000000007f
FS: 00007efe7282e700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffbca5d5a1e06 CR3: 000000003eb70000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
Call Trace:
insn_get_code_seg_params+0xab/0x1b0
insn_decode_from_regs+0x72/0x190
fixup_umip_exception+0xcb/0x6d0
exc_general_protection+0x161/0x220
asm_exc_general_protection+0x26/0x30
RIP: 0033:0x7efe7525644e
Code: c9 e8 16 27 06 00 8b 75 00 41 89 d8 4c 89 ef 49 89 06 41 b9 00 00 00 10 b9 11 80 00 00 ba 03 00 00 00 c1 e6 06 e8 f2 26 06 00 <49> 89 04 24 48 83 c4 38 89 d8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 66
RSP: 002b:00007efe7282e110 EFLAGS: 00010207
RAX: 0000000020ffa000 RBX: 0000000000000003 RCX: 00007efe752b8b62
RDX: 0000000000000003 RSI: 0000000000200000 RDI: 0000000020ffa000
RBP: 0000000020002b00 R08: 0000000000000003 R09: 0000000010000000
R10: 0000000000008011 R11: 0000000000000206 R12: 9999999999999999
R13: 0000000020ffa000 R14: 0000000020002b80 R15: 0000000020ffc000
Modules linked in:
CR2: fffffbca5d5a1e06
---[ end trace 0000000000000000 ]---
RIP: 0010:get_desc+0x128/0x460
Code: e2 02 00 00 83 e0 07 38 c2 0f 9e c1 84 d2 0f 95 c0 84 c1 0f 85 cd 02 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 d8 48 c1 e8 03 <0f> b6 0c 10 48 8d 43 07 48 89 c6 48 c1 ee 03 0f b6 14 16 48 89 de
RSP: 0000:ffff888039ecfbf8 EFLAGS: 00010216
RAX: 1fffffca5d5a1e06 RBX: fffffe52ead0f030 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000006
RBP: ffff888039ecfcb8 R08: 0000000000000006 R09: 000000000000007f
R10: 0000000000000030 R11: 0000000000000001 R12: 1ffff110073d9f7f
R13: dffffc0000000000 R14: 0000000000000000 R15: 000000000000007f
FS: 00007efe7282e700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffbca5d5a1e06 CR3: 000000003eb70000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
BUG: unable to handle page fault for address: fffffbca5d5a1e06
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 6dfd0067 P4D 6dfd0067 PUD 6dec4067 PMD 6dec3067 PTE 0
Oops: 0000 [#3] PREEMPT SMP KASAN NOPTI
CPU: 0 PID: 26029 Comm: syz-executor.0 Tainted: G D 6.1.0-rc5-next-20221116 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:get_desc+0x128/0x460
Code: e2 02 00 00 83 e0 07 38 c2 0f 9e c1 84 d2 0f 95 c0 84 c1 0f 85 cd 02 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 d8 48 c1 e8 03 <0f> b6 0c 10 48 8d 43 07 48 89 c6 48 c1 ee 03 0f b6 14 16 48 89 de
RSP: 0000:ffff88803ea87bf8 EFLAGS: 00010216
RAX: 1fffffca5d5a1e06 RBX: fffffe52ead0f030 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000006
RBP: ffff88803ea87cb8 R08: 0000000000000006 R09: 000000000000007f
R10: 0000000000000030 R11: 0000000000000001 R12: 1ffff11007d50f7f
R13: dffffc0000000000 R14: 0000000000000000 R15: 000000000000007f
FS: 00007efe7282e700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffbca5d5a1e06 CR3: 000000002fb0a000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
Call Trace:
insn_get_code_seg_params+0xab/0x1b0
insn_decode_from_regs+0x72/0x190
fixup_umip_exception+0xcb/0x6d0
exc_general_protection+0x161/0x220
asm_exc_general_protection+0x26/0x30
RIP: 0033:0x7efe7525644e
Code: c9 e8 16 27 06 00 8b 75 00 41 89 d8 4c 89 ef 49 89 06 41 b9 00 00 00 10 b9 11 80 00 00 ba 03 00 00 00 c1 e6 06 e8 f2 26 06 00 <49> 89 04 24 48 83 c4 38 89 d8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 66
RSP: 002b:00007efe7282e110 EFLAGS: 00010207
RAX: 0000000020ffa000 RBX: 0000000000000003 RCX: 00007efe752b8b62
RDX: 0000000000000003 RSI: 0000000000200000 RDI: 0000000020ffa000
RBP: 0000000020002b00 R08: 0000000000000003 R09: 0000000010000000
R10: 0000000000008011 R11: 0000000000000206 R12: 9999999999999999
R13: 0000000020ffa000 R14: 0000000020002b80 R15: 0000000020ffc000
Modules linked in:
CR2: fffffbca5d5a1e06
---[ end trace 0000000000000000 ]---
RIP: 0010:get_desc+0x128/0x460
Code: e2 02 00 00 83 e0 07 38 c2 0f 9e c1 84 d2 0f 95 c0 84 c1 0f 85 cd 02 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 d8 48 c1 e8 03 <0f> b6 0c 10 48 8d 43 07 48 89 c6 48 c1 ee 03 0f b6 14 16 48 89 de
RSP: 0000:ffff888039ecfbf8 EFLAGS: 00010216
RAX: 1fffffca5d5a1e06 RBX: fffffe52ead0f030 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000006
RBP: ffff888039ecfcb8 R08: 0000000000000006 R09: 000000000000007f
R10: 0000000000000030 R11: 0000000000000001 R12: 1ffff110073d9f7f
R13: dffffc0000000000 R14: 0000000000000000 R15: 000000000000007f
FS: 00007efe7282e700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffbca5d5a1e06 CR3: 000000002fb0a000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
netlink: 'syz-executor.4': attribute type 309 has an invalid length.
netlink: 'syz-executor.4': attribute type 309 has an invalid length.
netlink: 'syz-executor.4': attribute type 309 has an invalid length.
netlink: 'syz-executor.2': attribute type 309 has an invalid length.
netlink: 'syz-executor.4': attribute type 309 has an invalid length.
netlink: 'syz-executor.4': attribute type 309 has an invalid length.
netlink: 'syz-executor.2': attribute type 309 has an invalid length.
netlink: 'syz-executor.1': attribute type 309 has an invalid length.
netlink: 'syz-executor.2': attribute type 309 has an invalid length.
netlink: 'syz-executor.1': attribute type 309 has an invalid length.
EXT4-fs: Invalid commit interval -1, must be smaller than 2147483
EXT4-fs: Invalid commit interval -1, must be smaller than 2147483
EXT4-fs: Invalid commit interval -1, must be smaller than 2147483
EXT4-fs: Invalid commit interval -1, must be smaller than 2147483
EXT4-fs: Invalid commit interval -1, must be smaller than 2147483
----------------
Code disassembly (best guess):
0: e2 02 loop 0x4
2: 00 00 add %al,(%rax)
4: 83 e0 07 and $0x7,%eax
7: 38 c2 cmp %al,%dl
9: 0f 9e c1 setle %cl
c: 84 d2 test %dl,%dl
e: 0f 95 c0 setne %al
11: 84 c1 test %al,%cl
13: 0f 85 cd 02 00 00 jne 0x2e6
19: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx
20: fc ff df
23: 48 89 d8 mov %rbx,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 0f b6 0c 10 movzbl (%rax,%rdx,1),%ecx <-- trapping instruction
2e: 48 8d 43 07 lea 0x7(%rbx),%rax
32: 48 89 c6 mov %rax,%rsi
35: 48 c1 ee 03 shr $0x3,%rsi
39: 0f b6 14 16 movzbl (%rsi,%rdx,1),%edx
3d: 48 89 de mov %rbx,%rsi