------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0
WARNING: net/mac80211/rate.c:404 at __rate_control_send_low+0x60c/0x8a0 net/mac80211/rate.c:399, CPU#1: syz-executor/11937
Modules linked in:
CPU: 1 UID: 0 PID: 11937 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
RIP: 0010:__rate_control_send_low+0x638/0x8a0 net/mac80211/rate.c:399
Code: 7c 24 10 48 8b 44 24 28 42 0f b6 04 28 84 c0 0f 85 c4 01 00 00 41 8b 0f 4c 89 f7 48 8b 74 24 18 44 8b 44 24 24 44 8b 4c 24 0c <67> 48 0f b9 3a e9 46 fe ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f
RSP: 0018:ffffc90000a088d8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 000000000000000c RCX: 0000000000000000
RDX: 00000000ffffffff RSI: 0000000000000000 RDI: ffffffff906964d0
RBP: ffff888056040f40 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000004 R11: 0000000000000100 R12: ffff88807b096668
R13: dffffc0000000000 R14: ffffffff906964d0 R15: ffff888056043258
FS: 000055556f7d9500(0000) GS:ffff888125054000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f024f64ce88 CR3: 00000000560d0000 CR4: 00000000003526f0
Call Trace:
rate_control_send_low+0x1a7/0x7b0 net/mac80211/rate.c:427
rate_control_get_rate+0x20b/0x5d0 net/mac80211/rate.c:935
ieee80211_beacon_get_finish+0x385/0x6c0 net/mac80211/tx.c:5529
__ieee80211_beacon_get+0xe2b/0x1920 net/mac80211/tx.c:-1
ieee80211_beacon_get_tim+0xbd/0x2c0 net/mac80211/tx.c:5942
ieee80211_beacon_get include/net/mac80211.h:5890 [inline]
mac80211_hwsim_beacon_tx+0x378/0x820 drivers/net/wireless/virtual/mac80211_hwsim_main.c:2489
__iterate_interfaces+0x2af/0x5a0 net/mac80211/util.c:775
ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:811
mac80211_hwsim_beacon+0xaf/0x240 drivers/net/wireless/virtual/mac80211_hwsim_main.c:2525
__run_hrtimer kernel/time/hrtimer.c:2032 [inline]
__hrtimer_run_queues+0x3bc/0xa10 kernel/time/hrtimer.c:2096
hrtimer_run_softirq+0x17a/0x240 kernel/time/hrtimer.c:2113
handle_softirqs+0x225/0x840 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xca/0x220 kernel/softirq.c:735
irq_exit_rcu+0x9/0x30 kernel/softirq.c:752
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1062
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:unwind_next_frame+0x0/0x2550 arch/x86/kernel/unwind_orc.c:485
Code: 0a cc 89 d9 80 e1 07 80 c1 03 38 c1 7c 92 48 89 df e8 74 12 bd 00 eb 88 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 55 41 57 41 56 41 55 41 54 53 48 83 ec 70 49 89 fe 49
RSP: 0018:ffffc9000d3a7300 EFLAGS: 00000202
RAX: 0000000000000001 RBX: ffffc9000d3a73c0 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: ffffffff824a9e1b RDI: ffffc9000d3a7308
RBP: ffffc9000d3a7390 R08: ffffc9000d3a73d0 R09: 000000000000000b
R10: ffffc9000d3a7358 R11: ffffffff81b1fa10 R12: ffff888078ad5d00
R13: ffff88805492eaf0 R14: ffffffff81b1fa10 R15: ffffc9000d3a7308
arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:57 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
unpoison_slab_object mm/kasan/common.c:340 [inline]
__kasan_slab_alloc+0x6c/0x80 mm/kasan/common.c:366
kasan_slab_alloc include/linux/kasan.h:253 [inline]
slab_post_alloc_hook mm/slub.c:4612 [inline]
slab_alloc_node mm/slub.c:4945 [inline]
kmem_cache_alloc_noprof+0x2a0/0x5f0 mm/slub.c:4959
lsm_inode_alloc security/security.c:254 [inline]
security_inode_alloc+0x39/0x310 security/security.c:1215
inode_init_always_gfp+0x97e/0xd30 fs/inode.c:298
inode_init_always include/linux/fs.h:2945 [inline]
alloc_inode+0x82/0x1b0 fs/inode.c:345
new_inode+0x1f/0x170 fs/inode.c:1174
proc_pid_make_inode+0x21/0x130 fs/proc/base.c:1932
proc_pid_make_base_inode fs/proc/base.c:1983 [inline]
proc_pid_instantiate+0x54/0x2a0 fs/proc/base.c:3459
proc_pid_lookup+0x2fa/0x420 fs/proc/base.c:3502
proc_root_lookup+0x20/0x50 fs/proc/root.c:417
__lookup_slow+0x1fb/0x2f0 fs/namei.c:1919
lookup_slow+0x53/0x70 fs/namei.c:1936
walk_component fs/namei.c:2282 [inline]
link_path_walk+0x12a5/0x1910 fs/namei.c:2653
path_openat+0x236/0x3830 fs/namei.c:4859
do_file_open+0x23e/0x4a0 fs/namei.c:4892
do_sys_openat2+0x115/0x200 fs/open.c:1368
do_sys_open fs/open.c:1374 [inline]
__do_sys_openat fs/open.c:1390 [inline]
__se_sys_openat fs/open.c:1385 [inline]
__x64_sys_openat+0x138/0x170 fs/open.c:1385
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f86ddf5e6ce
Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
RSP: 002b:00007fff8c9c70a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000055556f7d9500 RCX: 00007f86ddf5e6ce
RDX: 0000000000080001 RSI: 00007f86de034e44 RDI: ffffffffffffff9c
RBP: 00007f86de034e44 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004
R13: 00007fff8c9c7180 R14: 0000000000041ca5 R15: 00007fff8c9c76f0
----------------
Code disassembly (best guess):
0: 7c 24 jl 0x26
2: 10 48 8b adc %cl,-0x75(%rax)
5: 44 24 28 rex.R and $0x28,%al
8: 42 0f b6 04 28 movzbl (%rax,%r13,1),%eax
d: 84 c0 test %al,%al
f: 0f 85 c4 01 00 00 jne 0x1d9
15: 41 8b 0f mov (%r15),%ecx
18: 4c 89 f7 mov %r14,%rdi
1b: 48 8b 74 24 18 mov 0x18(%rsp),%rsi
20: 44 8b 44 24 24 mov 0x24(%rsp),%r8d
25: 44 8b 4c 24 0c mov 0xc(%rsp),%r9d
* 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction
2f: e9 46 fe ff ff jmp 0xfffffe7a
34: 44 89 f1 mov %r14d,%ecx
37: 80 e1 07 and $0x7,%cl
3a: 80 c1 03 add $0x3,%cl
3d: 38 c1 cmp %al,%cl
3f: 0f .byte 0xf