------------[ cut here ]------------ WARNING: CPU: 0 PID: 9 at net/wireless/scan.c:1621 rb_insert_bss net/wireless/scan.c:1621 [inline] WARNING: CPU: 0 PID: 9 at net/wireless/scan.c:1621 __cfg80211_bss_update+0x1c91/0x20c0 net/wireless/scan.c:1974 Modules linked in: CPU: 0 PID: 9 Comm: kworker/0:1 Not tainted 6.10.0-rc7-syzkaller-00266-g4d145e3f830b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Workqueue: events nsim_dev_trap_report_work RIP: 0010:rb_insert_bss net/wireless/scan.c:1621 [inline] RIP: 0010:__cfg80211_bss_update+0x1c91/0x20c0 net/wireless/scan.c:1974 Code: 4c 89 ff e8 71 2e 01 00 45 31 ff 4c 89 f8 48 81 c4 d0 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 c0 ea da 00 e8 d0 d1 c0 f6 90 <0f> 0b 90 49 be 00 00 00 00 00 fc ff df e9 b2 fc ff ff e8 b8 d1 c0 RSP: 0018:ffffc90000006f78 EFLAGS: 00010246 RAX: ffffffff8ad55650 RBX: ffff88807f7b0000 RCX: ffff888016eb8000 RDX: 0000000080000302 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff8ad5521a R09: ffffffff8ad61045 R10: 0000000000000002 R11: ffff888016eb8000 R12: ffff88805a564820 R13: ffff8880707d01a0 R14: ffff88807f7b0068 R15: ffff88807f7b0000 FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200ed030 CR3: 0000000057f08000 CR4: 0000000000350ef0 Call Trace: cfg80211_inform_single_bss_data+0xfd6/0x2360 net/wireless/scan.c:2289 cfg80211_inform_bss_data+0x3dd/0x5a70 net/wireless/scan.c:3117 cfg80211_inform_bss_frame_data+0x3bc/0x720 net/wireless/scan.c:3207 ieee80211_bss_info_update+0x8a7/0xbc0 net/mac80211/scan.c:226 ieee80211_scan_rx+0x526/0x9c0 net/mac80211/scan.c:340 __ieee80211_rx_handle_packet net/mac80211/rx.c:5222 [inline] ieee80211_rx_list+0x2b00/0x3780 net/mac80211/rx.c:5459 ieee80211_rx_napi+0x18a/0x3c0 net/mac80211/rx.c:5482 ieee80211_rx include/net/mac80211.h:5093 [inline] ieee80211_handle_queued_frames+0xe7/0x1e0 net/mac80211/main.c:438 tasklet_action_common+0x323/0x4d0 kernel/softirq.c:785 handle_softirqs+0x2c6/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:crng_make_state+0x5dc/0xa80 drivers/char/random.c:373 Code: 1a d4 51 06 e9 01 fd ff ff e8 e0 c3 56 fc e8 8b f2 46 06 48 83 7c 24 28 00 74 87 e8 ce c3 56 fc fb 48 c7 44 24 40 0e 36 e0 45 <48> b8 00 00 00 00 00 fc ff df 48 8b 4c 24 38 c7 04 08 00 00 00 00 RSP: 0018:ffffc900000e77c0 EFLAGS: 00000293 RAX: ffffffff853f6452 RBX: 0000000000000000 RCX: ffff888016eb8000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc900000e7970 R08: ffffffff853f63c2 R09: 1ffffffff25f5acd R10: dffffc0000000000 R11: fffffbfff25f5ace R12: 0000000000000027 R13: 1ffff1101728750e R14: 0000000000000046 R15: ffff8880b943a878 _get_random_bytes+0xd7/0x2c0 drivers/char/random.c:385 eth_random_addr include/linux/etherdevice.h:238 [inline] nsim_dev_trap_skb_build drivers/net/netdevsim/dev.c:755 [inline] nsim_dev_trap_report drivers/net/netdevsim/dev.c:805 [inline] nsim_dev_trap_report_work+0x301/0xaa0 drivers/net/netdevsim/dev.c:850 process_one_work kernel/workqueue.c:3248 [inline] process_scheduled_works+0xa2e/0x1830 kernel/workqueue.c:3329 worker_thread+0x86d/0xd50 kernel/workqueue.c:3409 kthread+0x2f2/0x390 kernel/kthread.c:389 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ---------------- Code disassembly (best guess), 4 bytes skipped: 0: e9 01 fd ff ff jmp 0xfffffd06 5: e8 e0 c3 56 fc call 0xfc56c3ea a: e8 8b f2 46 06 call 0x646f29a f: 48 83 7c 24 28 00 cmpq $0x0,0x28(%rsp) 15: 74 87 je 0xffffff9e 17: e8 ce c3 56 fc call 0xfc56c3ea 1c: fb sti 1d: 48 c7 44 24 40 0e 36 movq $0x45e0360e,0x40(%rsp) 24: e0 45 * 26: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax <-- trapping instruction 2d: fc ff df 30: 48 8b 4c 24 38 mov 0x38(%rsp),%rcx 35: c7 04 08 00 00 00 00 movl $0x0,(%rax,%rcx,1)