------------[ cut here ]------------
WARNING: CPU: 1 PID: 11305 at net/core/flow_dissector.c:1027 __skb_flow_dissect+0xade/0x6d50 net/core/flow_dissector.c:1022
Modules linked in:
CPU: 1 PID: 11305 Comm: udevadm Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__skb_flow_dissect+0xade/0x6d50 net/core/flow_dissector.c:1027
Code: c6 e8 c6 83 4e f9 85 db 0f 84 5b 06 00 00 80 3d d3 dc d8 05 01 0f 85 81 06 00 00 e8 4c 80 4e f9 e9 e7 f9 ff ff e8 42 80 4e f9 <0f> 0b e8 8b 8c fd 01 89 c3 31 ff 89 c6 e8 90 83 4e f9 85 db 74 18
RSP: 0018:ffffc900001dfb00 EFLAGS: 00010246
RAX: ffffffff8833c14e RBX: 0000000000000000 RCX: ffff88802e059e00
RDX: 0000000000000100 RSI: ffffffff8adf6400 RDI: ffffffff8adf63c0
RBP: ffffc900001e00c8 R08: dffffc0000000000 R09: 1ffffffff2162648
R10: dffffc0000000000 R11: fffffbfff2162649 R12: ffffffff8e2187fc
R13: 1ffffffff1c43100 R14: ffffffff8e218802 R15: dffffc0000000000
FS: 00007fcad0d59880(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffdaff19198 CR3: 000000002f28a000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
skb_flow_dissect_flow_keys include/linux/skbuff.h:1531 [inline]
___skb_get_hash+0x55/0x6e0 net/core/flow_dissector.c:1713
__skb_get_hash+0xd2/0x270 net/core/flow_dissector.c:1778
skb_get_hash include/linux/skbuff.h:1573 [inline]
nft_trace_init+0x1e0/0x430 net/netfilter/nf_tables_trace.c:292
nft_do_chain+0x1612/0x16d0 net/netfilter/nf_tables_core.c:243
nft_do_chain_inet+0x25c/0x340 net/netfilter/nft_chain_filter.c:161
nf_hook_entry_hookfn include/linux/netfilter.h:142 [inline]
nf_hook_slow+0xb9/0x200 net/netfilter/core.c:614
nf_hook+0x224/0x390 include/linux/netfilter.h:257
__ip_local_out+0x49c/0x5d0 net/ipv4/ip_output.c:115
ip_local_out+0x26/0x120 net/ipv4/ip_output.c:124
igmp_send_report+0x85c/0xd30 net/ipv4/igmp.c:800
igmp_timer_expire+0x1fe/0x500 net/ipv4/igmp.c:-1
call_timer_fn+0x1ac/0x670 kernel/time/timer.c:1701
expire_timers kernel/time/timer.c:1752 [inline]
__run_timers+0x56c/0x810 kernel/time/timer.c:2023
run_timer_softirq+0x63/0xf0 kernel/time/timer.c:2036
handle_softirqs+0x291/0x910 kernel/softirq.c:596
__do_softirq kernel/softirq.c:630 [inline]
invoke_softirq kernel/softirq.c:470 [inline]
__irq_exit_rcu+0x13b/0x230 kernel/softirq.c:679
irq_exit_rcu+0x5/0x20 kernel/softirq.c:691
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:rcu_dynticks_curr_cpu_in_eqs include/linux/context_tracking.h:122 [inline]
RIP: 0010:rcu_is_watching+0xc/0xa0 kernel/rcu/tree.c:721
Code: 47 b3 8c 4c 89 f6 e8 73 86 d1 02 e9 44 ff ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 57 41 56 53 65 ff 05 4c 36 96 7e 9f 23 c5 08 89 c3 83 f8 08 73 60 49 bf 00 00 00 00 00 fc ff df
RSP: 0018:ffffc90006067320 EFLAGS: 00000283
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff816409f4
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8e2116a8
RBP: ffffc90006067458 R08: ffffffff8e2116af R09: 1ffffffff1c422d5
R10: dffffc0000000000 R11: fffffbfff1c422d6 R12: 0000000000000001
R13: 1ffff92000c0ce74 R14: 0000000000000000 R15: dffffc0000000000
trace_lock_acquire include/trace/events/lock.h:24 [inline]
lock_acquire+0xe3/0x4a0 kernel/locking/lockdep.c:5647
rcu_lock_acquire include/linux/rcupdate.h:350 [inline]
rcu_read_lock include/linux/rcupdate.h:791 [inline]
is_bpf_text_address+0x43/0x2a0 kernel/bpf/core.c:736
kernel_text_address+0x9c/0xd0 kernel/extable.c:125
__kernel_text_address+0x9/0x30 kernel/extable.c:79
unwind_get_return_address+0x49/0x80 arch/x86/kernel/unwind_orc.c:323
arch_stack_walk+0xf2/0x140 arch/x86/kernel/stacktrace.c:26
stack_trace_save+0xa6/0xf0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:46 [inline]
kasan_set_track+0x4b/0x70 mm/kasan/common.c:53
____kasan_kmalloc mm/kasan/common.c:375 [inline]
__kasan_kmalloc+0x8e/0xa0 mm/kasan/common.c:384
kasan_kmalloc include/linux/kasan.h:211 [inline]
__do_kmalloc_node mm/slab_common.c:936 [inline]
__kmalloc+0xb3/0x240 mm/slab_common.c:949
kmalloc include/linux/slab.h:568 [inline]
kzalloc include/linux/slab.h:699 [inline]
tomoyo_encode2 security/tomoyo/realpath.c:45 [inline]
tomoyo_encode+0x28a/0x550 security/tomoyo/realpath.c:80
tomoyo_realpath_from_path+0x578/0x5c0 security/tomoyo/realpath.c:283
tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
tomoyo_path_perm+0x26f/0x610 security/tomoyo/file.c:822
security_inode_getattr+0xcf/0x120 security/security.c:1365
vfs_getattr+0x26/0x3a0 fs/stat.c:158
vfs_statx+0x168/0x610 fs/stat.c:233
vfs_fstatat fs/stat.c:267 [inline]
__do_sys_newfstatat fs/stat.c:437 [inline]
__se_sys_newfstatat fs/stat.c:431 [inline]
__x64_sys_newfstatat+0x190/0x240 fs/stat.c:431
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fcad0711b0a
Code: 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 8b 15 b9 f2 0d 00 f7
RSP: 002b:00007ffd3345cc28 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
RAX: ffffffffffffffda RBX: 00007ffd3345d0c0 RCX: 00007fcad0711b0a
RDX: 00007ffd3345cc30 RSI: 00007ffd3345d0c0 RDI: 00000000ffffff9c
RBP: 000055bf8f473910 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd3345ccc0
R13: 000055bf5c54e6b2 R14: 000055bf8f47c17b R15: 00007ffd3345d900
----------------
Code disassembly (best guess):
0: 47 b3 8c rex.RXB mov $0x8c,%r11b
3: 4c 89 f6 mov %r14,%rsi
6: e8 73 86 d1 02 call 0x2d1867e
b: e9 44 ff ff ff jmp 0xffffff54
10: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1)
17: 00 00 00
1a: 0f 1f 40 00 nopl 0x0(%rax)
1e: 41 57 push %r15
20: 41 56 push %r14
22: 53 push %rbx
23: 65 ff 05 4c 36 96 7e incl %gs:0x7e96364c(%rip) # 0x7e963676
* 2a: e8 9f 23 c5 08 call 0x8c523ce <-- trapping instruction
2f: 89 c3 mov %eax,%ebx
31: 83 f8 08 cmp $0x8,%eax
34: 73 60 jae 0x96
36: 49 bf 00 00 00 00 00 movabs $0xdffffc0000000000,%r15
3d: fc ff df