BUG: MAX_STACK_TRACE_ENTRIES too low!
turning off the locking correctness validator.
CPU: 0 PID: 3545 Comm: udevd Not tainted 5.15.179-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106
save_trace+0x88a/0xab0 kernel/locking/lockdep.c:547
mark_lock+0x1ca/0x340 kernel/locking/lockdep.c:4586
mark_usage kernel/locking/lockdep.c:-1 [inline]
__lock_acquire+0xb9d/0x1ff0 kernel/locking/lockdep.c:4966
lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd1/0x120 kernel/locking/spinlock.c:162
htab_lock_bucket kernel/bpf/hashtab.c:183 [inline]
htab_lru_map_delete_elem+0x1c2/0x650 kernel/bpf/hashtab.c:1397
bpf_prog_9dc0996bccb7470f+0x60/0xd24
bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline]
__bpf_prog_run include/linux/filter.h:628 [inline]
bpf_prog_run include/linux/filter.h:635 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
bpf_trace_run2+0x19e/0x340 kernel/trace/bpf_trace.c:1915
__bpf_trace_kfree+0x6e/0x90 include/trace/events/kmem.h:118
__traceiter_kfree+0x26/0x40 include/trace/events/kmem.h:118
trace_kfree include/trace/events/kmem.h:118 [inline]
kfree+0x22f/0x270 mm/slub.c:4549
shmem_free_in_core_inode+0x6f/0xb0 mm/shmem.c:3798
rcu_do_batch kernel/rcu/tree.c:2523 [inline]
rcu_core+0xa15/0x1650 kernel/rcu/tree.c:2763
handle_softirqs+0x3a7/0x930 kernel/softirq.c:558
__do_softirq kernel/softirq.c:592 [inline]
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x157/0x240 kernel/softirq.c:641
irq_exit_rcu+0x5/0x20 kernel/softirq.c:653
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:stack_trace_consume_entry+0x1/0x270 kernel/stacktrace.c:83
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 7b ff ff ff 48 89 df e8 60 61 5c 00 e9 6e ff ff ff e8 96 d1 d1 08 66 0f 1f 44 00 00 55 <41> 57 41 56 41 55 41 54 53 48 83 ec 18 48 89 fb 48 ba 00 00 00 00
RSP: 0018:ffffc90002d0f690 EFLAGS: 00000282
RAX: ffffffff81fdc1b3 RBX: ffffc90002d0f6a0 RCX: 0000000080000000
RDX: dffffc0000000000 RSI: ffffffff81fdc1b3 RDI: ffffc90002d0f780
RBP: ffffc90002d0f730 R08: ffffc90002d0fb30 R09: ffffc90002d0f6f0
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807d799dc0
R13: ffffffff816e2db0 R14: ffffc90002d0f780 R15: 0000000000000000
arch_stack_walk+0x101/0x140 arch/x86/kernel/stacktrace.c:27
stack_trace_save+0x113/0x1c0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track mm/kasan/common.c:46 [inline]
set_alloc_info mm/kasan/common.c:434 [inline]
____kasan_kmalloc+0xba/0xf0 mm/kasan/common.c:513
kasan_kmalloc include/linux/kasan.h:264 [inline]
kmem_cache_alloc_trace+0x143/0x290 mm/slub.c:3247
kmalloc include/linux/slab.h:591 [inline]
kzalloc include/linux/slab.h:721 [inline]
uevent_show+0x15f/0x340 drivers/base/core.c:2403
dev_attr_show+0x50/0xb0 drivers/base/core.c:2110
sysfs_kf_seq_show+0x313/0x4e0 fs/sysfs/file.c:61
seq_read_iter+0x43a/0xd10 fs/seq_file.c:230
call_read_iter include/linux/fs.h:2166 [inline]
new_sync_read fs/read_write.c:404 [inline]
vfs_read+0xa93/0xe10 fs/read_write.c:485
ksys_read+0x1a2/0x2c0 fs/read_write.c:623
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f6ed55feb6a
Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffe4e73a968 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000561495709910 RCX: 00007f6ed55feb6a
RDX: 0000000000001000 RSI: 00005614956f9fc0 RDI: 000000000000000c
RBP: 0000561495709910 R08: 000000000000000c R09: 0000000000000008
R10: 000000000000010f R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000003fff R14: 00007ffe4e73ae48 R15: 000000000000000a
----------------
Code disassembly (best guess):
0: ff 89 d9 80 e1 07 decl 0x7e180d9(%rcx)
6: 80 c1 03 add $0x3,%cl
9: 38 c1 cmp %al,%cl
b: 0f 8c 7b ff ff ff jl 0xffffff8c
11: 48 89 df mov %rbx,%rdi
14: e8 60 61 5c 00 call 0x5c6179
19: e9 6e ff ff ff jmp 0xffffff8c
1e: e8 96 d1 d1 08 call 0x8d1d1b9
23: 66 0f 1f 44 00 00 nopw 0x0(%rax,%rax,1)
29: 55 push %rbp
* 2a: 41 57 push %r15 <-- trapping instruction
2c: 41 56 push %r14
2e: 41 55 push %r13
30: 41 54 push %r12
32: 53 push %rbx
33: 48 83 ec 18 sub $0x18,%rsp
37: 48 89 fb mov %rdi,%rbx
3a: 48 rex.W
3b: ba 00 00 00 00 mov $0x0,%edx