mac80211_hwsim hwsim8 wlan1: entered promiscuous mode
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 1 UID: 0 PID: 4212 Comm: syz-executor.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
RIP: 0010:dst_dev_put+0x21/0x250
Code: 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 54 55 53 48 89 fb e8 40 c6 a8 fd 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 b5 01 00 00 48 8d 7b 3a 48 8b 2b 48 b8 00 00 00
RSP: 0018:ffff88806cf08da0 EFLAGS: 00010256
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffffff84103a71
RDX: 0000000000000000 RSI: ffffffff83cb2140 RDI: 0000000000000001
RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000001 R12: fffffbfff0b0a4ac
R13: 0000607f1a633b70 R14: 0000607f1a633b70 R15: 0000000000000001
FS: 00007f79dbeee700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f79dea8c018 CR3: 000000000c6b2000 CR4: 0000000000350ef0
Call Trace:
rt_fibinfo_free_cpus.part.0+0xdb/0x1a0
fib_nh_common_release+0xa8/0x2c0
fib6_info_destroy_rcu+0x18b/0x1f0
rcu_core+0x7c8/0x1800
handle_softirqs+0x1b1/0x770
__irq_exit_rcu+0xc4/0x100
irq_exit_rcu+0x9/0x20
sysvec_apic_timer_interrupt+0x70/0x80
asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:lock_acquire+0x5b/0x2f0
Code: 30 31 c0 66 90 65 8b 05 e7 53 32 06 89 c0 48 0f a3 05 f9 cf f1 04 0f 82 3a 01 00 00 8b 35 d1 db f1 04 85 f6 0f 85 84 00 00 00 <48> 8b 44 24 30 65 48 2b 05 90 53 32 06 0f 85 6e 02 00 00 48 83 c4
RSP: 0018:ffff888018a5fb68 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 0000000000000000 RCX: 4b952e4da9267483
RDX: 00000000915d54c6 RSI: 000000005e406224 RDI: 0000000000104185
RBP: ffffffff85c1c760 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
get_mem_cgroup_from_objcg+0x39/0x430
__memcg_slab_post_alloc_hook+0x11f/0x9d0
kmem_cache_alloc_lru_noprof+0x51b/0x6a0
__d_alloc+0x31/0xa10
d_alloc_pseudo+0x1d/0xc0
alloc_file_pseudo+0xbe/0x220
sock_alloc_file+0x53/0x220
__sys_socket+0x1ba/0x260
__x64_sys_socket+0x73/0xb0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f79de978b19
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:00007f79dbeee188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029
RAX: ffffffffffffffda RBX: 00007f79dea8bf60 RCX: 00007f79de978b19
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000000000000000a
RBP: 00007f79de9d2f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffbbdb3bcf R14: 00007f79dbeee300 R15: 0000000000022000
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:dst_dev_put+0x21/0x250
Code: 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 54 55 53 48 89 fb e8 40 c6 a8 fd 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 b5 01 00 00 48 8d 7b 3a 48 8b 2b 48 b8 00 00 00
RSP: 0018:ffff88806cf08da0 EFLAGS: 00010256
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffffff84103a71
kmemleak: Found object by alias at 0x607f1a633b74
CPU: 0 UID: 0 PID: 4201 Comm: syz-executor.4 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
Call Trace:
dump_stack_lvl+0xca/0x120
__lookup_object+0x94/0xb0
delete_object_full+0x27/0x70
free_percpu+0x30/0x1160
futex_hash_free+0x38/0xc0
mmput+0x2d3/0x390
do_exit+0x79d/0x2970
do_group_exit+0xd3/0x2a0
__x64_sys_exit_group+0x3e/0x50
x64_sys_call+0x18c5/0x18d0
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9f2268bb19
Code: Unable to access opcode bytes at 0x7f9f2268baef.
RSP: 002b:00007ffdf93fdc48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007f9f2268bb19
RDX: 00007f9f2263e72b RSI: ffffffffffffffbc RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000001b2d122600 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffdf93fdd30
kmemleak: Object (percpu) 0x607f1a633b70 (size 8):
kmemleak: comm "syz-executor.5", pid 4208, jiffies 4294851067
kmemleak: min_count = 1
kmemleak: count = 0
kmemleak: flags = 0x21
kmemleak: checksum = 0
kmemleak: backtrace:
pcpu_alloc_noprof+0x87a/0x1170
fib_nh_common_init+0x30/0xd0
fib6_nh_init+0x968/0x1a00
ip6_route_info_create_nh+0x530/0xf80
ip6_route_add.part.0+0x59/0x170
ip6_route_add+0x48/0x60
addrconf_add_mroute+0x12d/0x190
addrconf_add_dev+0x148/0x1c0
inet6_addr_add+0x100/0xa20
addrconf_add_ifaddr+0x1cf/0x340
inet6_ioctl+0xfd/0x290
sock_do_ioctl+0xd1/0x240
sock_ioctl+0x40d/0x630
__x64_sys_ioctl+0x18f/0x210
do_syscall_64+0xbf/0x360
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RDX: 0000000000000000 RSI: ffffffff83cb2140 RDI: 0000000000000001
RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000001 R12: fffffbfff0b0a4ac
R13: 0000607f1a633b70 R14: 0000607f1a633b70 R15: 0000000000000001
FS: 00007f79dbeee700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f79dea8c018 CR3: 000000000c6b2000 CR4: 0000000000350ef0
----------------
Code disassembly (best guess):
0: 90 nop
1: 90 nop
2: 90 nop
3: 90 nop
4: 90 nop
5: 90 nop
6: 90 nop
7: 90 nop
8: 90 nop
9: f3 0f 1e fa endbr64
d: 41 54 push %r12
f: 55 push %rbp
10: 53 push %rbx
11: 48 89 fb mov %rdi,%rbx
14: e8 40 c6 a8 fd callq 0xfda8c659
19: 48 89 da mov %rbx,%rdx
1c: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
23: fc ff df
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction
2e: 0f 85 b5 01 00 00 jne 0x1e9
34: 48 8d 7b 3a lea 0x3a(%rbx),%rdi
38: 48 8b 2b mov (%rbx),%rbp
3b: 48 rex.W
3c: b8 .byte 0xb8
3d: 00 00 add %al,(%rax)