loop0: detected capacity change from 0 to 512
audit: type=1400 audit(1756727716.383:10): avc: denied { kernel } for pid=3930 comm="syz-executor.6" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
BUG: unable to handle page fault for address: ffffed10212c9106
EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none.
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 7ffd4067 P4D 7ffd4067 PUD 7ffd3067 PMD 0
Oops: Oops: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 3935 Comm: syz-executor.6 Tainted: G W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary)
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88804593f7c0 EFLAGS: 00010216
RAX: 1ffff110212c9106 RBX: ffff888109648640 RCX: ffffc90005e44000
RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: ffff888109648830
RBP: ffff88804593fa30 R08: ffff88806ce31340 R09: ffffe8ffffc16c00
R10: 0000000000000000 R11: 000000000000002c R12: dffffc0000000000
R13: 000000000000002c R14: ffff88806ce31340 R15: dffffc0000000000
FS: 00007fc490758700(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffed10212c9106 CR3: 000000000cfbb000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_lock_acquire+0x3c2/0x700
lock_acquire+0xc5/0x2f0
futex_private_hash_put+0x5d/0x2d0
futex_hash_put+0x3f/0x50
futex_wake+0x1bb/0x540
do_futex+0x26d/0x370
__x64_sys_futex+0x1c9/0x4d0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc4931e2b19
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:00007fc490758218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007fc4932f5f68 RCX: 00007fc4931e2b19
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fc4932f5f6c
RBP: 00007fc4932f5f60 R08: 000000000000000e R09: 0000000000000000
R10: 0000000000000003 R11: 0000000000000246 R12: 00007fc4932f5f6c
R13: 00007ffe7dcc3aff R14: 00007fc490758300 R15: 0000000000022000
Modules linked in:
CR2: ffffed10212c9106
---[ end trace 0000000000000000 ]---
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88804593f7c0 EFLAGS: 00010216
RAX: 1ffff110212c9106 RBX: ffff888109648640 RCX: ffffc90005e44000
RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: ffff888109648830
RBP: ffff88804593fa30 R08: ffff88806ce31340 R09: ffffe8ffffc16c00
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#2] SMP KASAN NOPTI
R10: 0000000000000000 R11: 000000000000002c R12: dffffc0000000000
KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197]
R13: 000000000000002c R14: ffff88806ce31340 R15: dffffc0000000000
CPU: 1 UID: 0 PID: 291 Comm: syz-executor.7 Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary)
FS: 00007fc490758700(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000
Tainted: [D]=DIE, [W]=WARN
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
CR2: ffffed10212c9106 CR3: 000000000cfbb000 CR4: 0000000000350ef0
RIP: 0010:perf_tp_event+0x175/0xe70
note: syz-executor.6[3935] exited with irqs disabled
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88806cf08a80 EFLAGS: 00010012
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff88800a5d3700 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff88806cf08cf0 R08: ffff88806cf31490 R09: ffffe8ffffd16c00
R10: 0000000000000000 R11: 000000000000002c R12: dffffc0000000000
R13: 000000000000002c R14: ffff88806cf31490 R15: dffffc0000000000
FS: 0000555573b81400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555573b92c98 CR3: 00000000396de000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_lock_acquire+0x3c2/0x700
lock_acquire+0xc5/0x2f0
_raw_spin_lock_irqsave+0x3a/0x60
hrtimer_interrupt+0xd6/0x830
__sysvec_apic_timer_interrupt+0xbb/0x330
sysvec_apic_timer_interrupt+0x6b/0x80
asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:insn_get_displacement+0x1be/0x950
Code: e8 d7 af f4 fc 44 0f b6 6b 51 bf 02 00 00 00 44 89 ee e8 05 92 b8 fc 41 80 fd 02 0f 84 05 05 00 00 e8 26 97 b8 fc 31 ff 89 ee ed 91 b8 fc 40 84 ed 0f 84 84 03 00 00 e8 0f 97 b8 fc 89 ee bf
RSP: 0018:ffff88801bee75e8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffff88801bee7670 RCX: ffffffff84bb5f7b
RDX: ffff88800a5d3700 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000008 R11: 000000000000002c R12: 0000000000000004
R13: 0000000000000008 R14: ffff88801bee7705 R15: ffff88801bee7670
insn_decode+0x262/0x350
get_kernel_gp_address+0x131/0x230
exc_general_protection+0x259/0x330
asm_exc_general_protection+0x26/0x30
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0018:ffff88801bee78c0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff88800a5d3700 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff88801bee7b30 R08: ffff88806cf31340 R09: ffffe8ffffd16c00
R10: 0000000000000000 R11: 000000000000002c R12: dffffc0000000000
R13: 000000000000002c R14: ffff88806cf31340 R15: dffffc0000000000
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_lock_acquire+0x3c2/0x700
lock_acquire+0xc5/0x2f0
sk_alloc+0x2f5/0xbd0
inet_create+0x36a/0xfb0
__sock_create+0x369/0x810
__sys_socket+0x145/0x260
__x64_sys_socket+0x73/0xb0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f004d797197
Code: f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 29 00 00 00 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:00007ffee8a55e88 EFLAGS: 00000206 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007ffee8a565f0 RCX: 00007f004d797197
RDX: 0000000000000006 RSI: 0000000000000001 RDI: 0000000000000002
RBP: 0000000000000003 R08: 0000000000000000 R09: 00007ffee8a56400
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000032
R13: 0000000000000000 R14: 0000000000000004 R15: 00007ffee8a56630
Modules linked in:
---[ end trace 0000000000000000 ]---
BUG: unable to handle page fault for address: ffffed10212c9106
RIP: 0010:perf_tp_event+0x175/0xe70
#PF: supervisor read access in kernel mode
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
#PF: error_code(0x0000) - not-present page
RSP: 0018:ffff88804593f7c0 EFLAGS: 00010216
PGD 7ffd4067
P4D 7ffd4067
RAX: 1ffff110212c9106 RBX: ffff888109648640 RCX: ffffc90005e44000
PUD 7ffd3067
RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: ffff888109648830
PMD 0
RBP: ffff88804593fa30 R08: ffff88806ce31340 R09: ffffe8ffffc16c00
Oops: Oops: 0000 [#3] SMP KASAN NOPTI
R10: 0000000000000000 R11: 000000000000002c R12: dffffc0000000000
CPU: 0 UID: 0 PID: 3935 Comm: syz-executor.6 Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary)
R13: 000000000000002c R14: ffff88806ce31340 R15: dffffc0000000000
Tainted: [D]=DIE, [W]=WARN
FS: 0000555573b81400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
RIP: 0010:perf_tp_event+0x175/0xe70
CR2: 0000555573b92c98 CR3: 00000000396de000 CR4: 0000000000350ef0
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
----------------
Code disassembly (best guess), 1 bytes skipped:
0: df 48 89 fisttps -0x77(%rax)
3: 85 a8 fd ff ff 48 test %ebp,0x48fffffd(%rax)
9: c1 e8 03 shr $0x3,%eax
c: 4c 01 e0 add %r12,%rax
f: 48 89 85 c8 fd ff ff mov %rax,-0x238(%rbp)
16: e8 c9 51 ea ff callq 0xffea51e4
1b: 48 8d bb f0 01 00 00 lea 0x1f0(%rbx),%rdi
22: 48 89 f8 mov %rdi,%rax
25: 48 c1 e8 03 shr $0x3,%rax
* 29: 42 0f b6 04 20 movzbl (%rax,%r12,1),%eax <-- trapping instruction
2e: 84 c0 test %al,%al
30: 74 08 je 0x3a
32: 3c 03 cmp $0x3,%al
34: 0f 8e c5 0b 00 00 jle 0xbff
3a: 44 rex.R
3b: 8b .byte 0x8b
3c: ab stos %eax,%es:(%rdi)
3d: f0 lock
3e: 01 .byte 0x1