loop6: detected capacity change from 0 to 4
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197]
CPU: 1 UID: 0 PID: 125 Comm: kworker/1:2 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary)
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
Workqueue: rcu_gp process_srcu
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:ffff88801b51f640 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888015ea1b80 RSI: ffffffff818995b7 RDI: 0000000000000191
RBP: ffff88801b51f8b0 R08: ffff88806cf31340 R09: ffffe8ffffd15ce8
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561bce85fd78 CR3: 000000001f961000 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
process_srcu+0x72/0x1730
process_one_work+0x8e1/0x19c0
worker_thread+0x67e/0xe90
kthread+0x3c8/0x740
ret_from_fork+0x34b/0x430
ret_from_fork_asm+0x1a/0x30
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:ffff88801b51f640 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888015ea1b80 RSI: ffffffff818995b7 RDI: 0000000000000191
RBP: ffff88801b51f8b0 R08: ffff88806cf31340 R09: ffffe8ffffd15ce8
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561bce85fd78 CR3: 000000001f961000 CR4: 0000000000350ef0
note: kworker/1:2[125] 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: 1 UID: 0 PID: 4001 Comm: systemd-udevd Tainted: G D W 6.17.0-rc3-next-20250829 #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:ffff8880492af840 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff8880479fb700 RSI: ffffffff818995b7 RDI: 0000000000000191
RBP: ffff8880492afab0 R08: ffff88806cf31340 R09: ffffe8ffffd15ce8
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00007f5287da28c0(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561bce85fd78 CR3: 000000000da9e000 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
bdev_release+0x155/0x6f0
blkdev_release+0x15/0x20
__fput+0x401/0xb50
fput_close_sync+0x10f/0x240
__x64_sys_close+0x8f/0x120
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f528833b0f3
Code: 8b 15 d9 9e 00 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8
RSP: 002b:00007ffe1bf3ebe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 00007f5287da26c0 RCX: 00007f528833b0f3
RDX: 00000000ffffffff RSI: 00007f52883b3b55 RDI: 0000000000000010
RBP: 0000000000000010 R08: 0000000000000000 R09: 00007f52883b3b54
R10: 0000000000000018 R11: 0000000000000246 R12: 0000000000000000
R13: 0000561bce86df90 R14: 0000000000000004 R15: 00007f5287da26c0
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:ffff88801b51f640 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff888015ea1b80 RSI: ffffffff818995b7 RDI: 0000000000000191
RBP: ffff88801b51f8b0 R08: ffff88806cf31340 R09: ffffe8ffffd15ce8
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000001c R14: ffff88806cf31340 R15: dffffc0000000000
FS: 00007f5287da28c0(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561bce85fd78 CR3: 000000000da9e000 CR4: 0000000000350ef0
note: systemd-udevd[4001] exited with preempt_count 2
ext4: Unknown parameter ' '
kmemleak: 2 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