Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197]
CPU: 0 UID: 0 PID: 4033 Comm: syz-executor.0 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:ffff88803bd17780 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc900013f3000
RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff88803bd179f0 R08: ffff88806ce31340 R09: ffffe8ffffc161d0
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000
FS: 00007ffbec161700(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ce22000 CR3: 000000000de46000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_contention_begin+0x235/0x3e0
trace_contention_begin+0xae/0x110
__mutex_lock+0x14b/0x1020
find_get_context+0x177/0x680
__do_sys_perf_event_open+0xa16/0x2c20
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ffbeebebb19
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:00007ffbec161188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007ffbeecfef60 RCX: 00007ffbeebebb19
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000000020000080
RBP: 00007ffbeec45f6d R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffc7102d9f R14: 00007ffbec161300 R15: 0000000000022000
Modules linked in:
---[ 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:ffff88803bd17780 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc900013f3000
RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff88803bd179f0 R08: ffff88806ce31340 R09: ffffe8ffffc161d0
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000
FS: 00007ffbec161700(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ce22000 CR3: 000000000de46000 CR4: 0000000000350ef0
note: syz-executor.0[4033] exited with preempt_count 2
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#2] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197]
CPU: 0 UID: 0 PID: 97 Comm: systemd-journal Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary)
Tainted: [D]=DIE, [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:ffff8880154b76c0 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff8880154f1b80 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff8880154b7930 R08: ffff88806ce31340 R09: ffffe8ffffc161d0
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000
FS: 00007fa9cb2cb900(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2d828000 CR3: 000000000c5d3000 CR4: 0000000000350ef0
Call Trace:
perf_trace_run_bpf_submit+0xef/0x180
perf_trace_contention_begin+0x235/0x3e0
trace_contention_begin+0xae/0x110
__mutex_lock+0x14b/0x1020
ep_send_events+0xff/0xaa0
do_epoll_wait+0x42e/0xee0
__x64_sys_epoll_wait+0x15b/0x280
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa9cbb94116
Code: 10 89 7c 24 0c 89 4c 24 1c e8 86 6c f8 ff 44 8b 54 24 1c 8b 54 24 18 41 89 c0 48 8b 74 24 10 8b 7c 24 0c b8 e8 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 32 44 89 c7 89 44 24 0c e8 b6 6c f8 ff 8b 44
RSP: 002b:00007fffb0ecc680 EFLAGS: 00000293 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 000055cfa3d73360 RCX: 00007fa9cbb94116
RDX: 0000000000000014 RSI: 000055cfa3d797d0 RDI: 0000000000000008
RBP: ffffffffffffffff R08: 0000000000000000 R09: 00007fa9cbf20000
R10: 00000000ffffffff R11: 0000000000000293 R12: 0000000000000001
R13: 0000000000000014 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
---[ 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:ffff88803bd17780 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc900013f3000
RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: 0000000000000191
RBP: ffff88803bd179f0 R08: ffff88806ce31340 R09: ffffe8ffffc161d0
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000
FS: 00007fa9cb2cb900(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2d828000 CR3: 000000000c5d3000 CR4: 0000000000350ef0
note: systemd-journal[97] exited with preempt_count 2
sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current]
sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present
sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 00 00 00 02 00
I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2
systemd[1]: systemd-journald.service: Scheduled restart job, restart counter is at 1.
audit: type=1400 audit(1756752273.281:10): avc: denied { read } for pid=4069 comm="syz-executor.7" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
systemd[1]: Stopping Flush Journal to Persistent Storage...
systemd[1]: systemd-journal-flush.service: Succeeded.
systemd[1]: Stopped Flush Journal to Persistent Storage.
systemd[1]: Stopped Journal Service.
systemd[1]: systemd-journald.service: Consumed 1.031s CPU time.
systemd[1]: Starting Journal Service...
systemd-journald[4080]: File /var/log/journal/7e681e5076844de4a5cfa8606a84b008/system.journal corrupted or uncleanly shut down, renaming and replacing.
systemd[1]: Started Journal Service.
systemd-journald[4080]: Received client request to flush runtime journal.
unregister_netdevice: waiting for lo to become free. Usage count = 0
kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
----------------
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