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kernel BUG at arch/x86/mm/physaddr.c:28!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 9552 Comm: kworker/u8:10 Not tainted 6.16.0-syzkaller-12065-gbc4c0a48bdad #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: bat_events batadv_nc_worker
RIP: 0010:__phys_addr+0x16b/0x180 arch/x86/mm/physaddr.c:28
Code: 8e ae 00 e9 45 ff ff ff e8 e2 24 4b 00 48 c7 c7 50 cf fa 8d 48 89 de 4c 89 f2 e8 90 0e 8a 03 e9 4d ff ff ff e8 c6 24 4b 00 90 <0f> 0b e8 be 24 4b 00 90 0f 0b e8 b6 24 4b 00 90 0f 0b 0f 1f 00 90
RSP: 0018:ffffc90000007bf8 EFLAGS: 00010246
RAX: ffffffff817486ea RBX: 00007780ffff0000 RCX: ffff888062f19e00
RDX: 0000000000000100 RSI: 000000017fff0000 RDI: 00007780ffff0000
RBP: ffffc90000007ed0 R08: 0000000000000000 R09: ffffffff81a7f847
R10: dffffc0000000000 R11: ffffffff8a014350 R12: ffffffff8a014350
R13: ffffffff81a7f847 R14: 000000017fff0000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff888125c21000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb30abf84c0 CR3: 000000000df36000 CR4: 00000000003526f0
Call Trace:
 <IRQ>
 virt_to_folio include/linux/mm.h:1180 [inline]
 kfree+0x77/0x440 mm/slub.c:4871
 in_dev_free_rcu+0x49/0x60 net/ipv4/devinet.c:245
 rcu_do_batch kernel/rcu/tree.c:2605 [inline]
 rcu_core+0xca8/0x1770 kernel/rcu/tree.c:2861
 handle_softirqs+0x283/0x870 kernel/softirq.c:579
 do_softirq+0xec/0x180 kernel/softirq.c:480
 </IRQ>
 <TASK>
 __local_bh_enable_ip+0x17d/0x1c0 kernel/softirq.c:407
 spin_unlock_bh include/linux/spinlock.h:396 [inline]
 batadv_nc_purge_paths+0x318/0x3b0 net/batman-adv/network-coding.c:471
 batadv_nc_worker+0x328/0x610 net/batman-adv/network-coding.c:720
 process_one_work kernel/workqueue.c:3236 [inline]
 process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3319
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400
 kthread+0x70e/0x8a0 kernel/kthread.c:463
 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__phys_addr+0x16b/0x180 arch/x86/mm/physaddr.c:28
Code: 8e ae 00 e9 45 ff ff ff e8 e2 24 4b 00 48 c7 c7 50 cf fa 8d 48 89 de 4c 89 f2 e8 90 0e 8a 03 e9 4d ff ff ff e8 c6 24 4b 00 90 <0f> 0b e8 be 24 4b 00 90 0f 0b e8 b6 24 4b 00 90 0f 0b 0f 1f 00 90
RSP: 0018:ffffc90000007bf8 EFLAGS: 00010246
RAX: ffffffff817486ea RBX: 00007780ffff0000 RCX: ffff888062f19e00
RDX: 0000000000000100 RSI: 000000017fff0000 RDI: 00007780ffff0000
RBP: ffffc90000007ed0 R08: 0000000000000000 R09: ffffffff81a7f847
R10: dffffc0000000000 R11: ffffffff8a014350 R12: ffffffff8a014350
R13: ffffffff81a7f847 R14: 000000017fff0000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff888125c21000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb30abf84c0 CR3: 000000000df36000 CR4: 00000000003526f0