Warning: Permanently added '10.128.1.20' (ED25519) to the list of known hosts.
[+] Starting reproducer for WARNING in bpf_offload_dev_destroy
[+] debugfs is mounted at /sys/kernel/debug
[+] Created NETLINK_GENERIC socket successfully
[+] Bound NETLINK_GENERIC socket successfully
[+] Sent CTRL_CMD_GETFAMILY request
[+] Received CTRL_CMD_GETFAMILY response (1236 bytes)
[+] devlink generic netlink family found with ID 24
[+] Initial netdevsim0 cleanup complete
[+] Created netdevsim0 device successfully
[+] Configured netdevsim0 fail_reload = 1
[+] Sent DEVLINK_CMD_RELOAD request
[+] Received DEVLINK_CMD_RELOAD response (72 bytes, reload failure expected)
[+] Closed netlink socket
[+] Added port 0 to netdevsim0 in reload-failed state
[ 117.363742][ T5989] ------------[ cut here ]------------
[ 117.363758][ T5989] !list_empty(&offdev->netdevs)
[ 117.363769][ T5989] WARNING: kernel/bpf/offload.c:817 at bpf_offload_dev_destroy+0x50/0x60, CPU#1: syz-executor187/5989
[ 117.385204][ T5989] Modules linked in:
[ 117.389126][ T5989] CPU: 1 UID: 0 PID: 5989 Comm: syz-executor187 Not tainted syzkaller #0 PREEMPT(full)
[ 117.399012][ T5989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026
[ 117.409100][ T5989] RIP: 0010:bpf_offload_dev_destroy+0x50/0x60
[ 117.415234][ T5989] Code: 08 00 74 08 4c 89 f7 e8 ae 97 3c 00 49 8b 06 4c 39 f0 75 10 e8 e1 29 c6 ff 48 89 df 5b 41 5e e9 e6 84 30 00 e8 d1 29 c6 ff 90 <0f> 0b 90 eb ea 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
[ 117.434896][ T5989] RSP: 0018:ffffc9000427f8e8 EFLAGS: 00010293
[ 117.441029][ T5989] RAX: ffffffff8202e2df RBX: ffff888077e79380 RCX: ffff88807fb99f40
[ 117.449063][ T5989] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff888077e79380
[ 117.457097][ T5989] RBP: ffff88807f177068 R08: ffffffff919d22bf R09: 1ffffffff233a457
[ 117.465104][ T5989] R10: dffffc0000000000 R11: fffffbfff233a458 R12: dffffc0000000000
[ 117.473136][ T5989] R13: 1ffff1100fe2ee0f R14: ffff888077e79388 R15: ffff88807f175360
[ 117.481159][ T5989] FS: 000055555df6c400(0000) GS:ffff88812372f000(0000) knlGS:0000000000000000
[ 117.490091][ T5989] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 117.496750][ T5989] CR2: 0000562affe20950 CR3: 0000000033214000 CR4: 0000000000350ef0
[ 117.504759][ T5989] Call Trace:
[ 117.508036][ T5989]
[ 117.511021][ T5989] nsim_drv_remove+0x60/0x170
[ 117.515727][ T5989] ? __pfx_nsim_bus_remove+0x10/0x10
[ 117.521119][ T5989] device_release_driver_internal+0x48b/0x880
[ 117.527237][ T5989] bus_remove_device+0x444/0x560
[ 117.532268][ T5989] ? __pfx_bus_remove_device+0x10/0x10
[ 117.537763][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 117.543464][ T5989] ? kernfs_remove_by_name_ns+0x101/0x140
[ 117.549192][ T5989] device_del+0x524/0x8f0
[ 117.553608][ T5989] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 117.559472][ T5989] ? __pfx_device_del+0x10/0x10
[ 117.564391][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 117.570032][ T5989] ? lock_acquire+0x115/0x350
[ 117.574781][ T5989] device_unregister+0x21/0xf0
[ 117.579559][ T5989] del_device_store+0x2b5/0x370
[ 117.584495][ T5989] ? __pfx_del_device_store+0x10/0x10
[ 117.589884][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 117.595584][ T5989] ? sysfs_file_kobj+0x1e4/0x230
[ 117.600532][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 117.606235][ T5989] ? sysfs_kf_write+0x166/0x260
[ 117.611133][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 117.616781][ T5989] ? __pfx_sysfs_kf_write+0x10/0x10
[ 117.622042][ T5989] kernfs_fop_write_iter+0x3a4/0x540
[ 117.627340][ T5989] vfs_write+0x612/0xba0
[ 117.631660][ T5989] ? __pfx_vfs_write+0x10/0x10
[ 117.636436][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 117.642232][ T5989] ? kmem_cache_free+0x182/0x650
[ 117.647216][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 117.652902][ T5989] ? fdget+0x16b/0x250
[ 117.656990][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 117.662677][ T5989] ksys_write+0x150/0x270
[ 117.667020][ T5989] ? __pfx_ksys_write+0x10/0x10
[ 117.671969][ T5989] do_syscall_64+0x166/0x520
[ 117.676590][ T5989] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 117.682703][ T5989] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 117.688601][ T5989] RIP: 0033:0x7fe6aee8cd77
[ 117.693087][ T5989] Code: 48 89 fa 4c 89 df e8 98 1d 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 117.712739][ T5989] RSP: 002b:00007ffe6a26c3a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 117.721195][ T5989] RAX: ffffffffffffffda RBX: 000055555df6c400 RCX: 00007fe6aee8cd77
[ 117.729167][ T5989] RDX: 0000000000000001 RSI: 00007fe6aeeca627 RDI: 0000000000000003
[ 117.737204][ T5989] RBP: 0000000000000018 R08: 0000000000000000 R09: 0000000000000000
[ 117.745241][ T5989] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fe6aeeca627
[ 117.753274][ T5989] R13: 00007ffe6a26c760 R14: 0000000000000004 R15: 00007ffe6a26c414
[ 117.761337][ T5989]
[ 117.764360][ T5989] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 117.771629][ T5989] CPU: 1 UID: 0 PID: 5989 Comm: syz-executor187 Not tainted syzkaller #0 PREEMPT(full)
[ 117.781333][ T5989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026
[ 117.791375][ T5989] Call Trace:
[ 117.794643][ T5989]
[ 117.797562][ T5989] vpanic+0x56d/0xa60
[ 117.801539][ T5989] ? __pfx__printk+0x10/0x10
[ 117.806137][ T5989] ? __pfx_vpanic+0x10/0x10
[ 117.810623][ T5989] ? is_bpf_text_address+0x292/0x2b0
[ 117.815896][ T5989] ? is_bpf_text_address+0x26/0x2b0
[ 117.821092][ T5989] panic+0xc5/0xd0
[ 117.824805][ T5989] ? __pfx_panic+0x10/0x10
[ 117.829227][ T5989] __warn+0x315/0x4c0
[ 117.833197][ T5989] ? bpf_offload_dev_destroy+0x50/0x60
[ 117.838659][ T5989] ? bpf_offload_dev_destroy+0x50/0x60
[ 117.844114][ T5989] __report_bug+0x276/0x570
[ 117.848636][ T5989] ? bpf_offload_dev_destroy+0x50/0x60
[ 117.854095][ T5989] ? __pfx___report_bug+0x10/0x10
[ 117.859115][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 117.864738][ T5989] ? rcu_is_watching+0x16/0xb0
[ 117.869506][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 117.875132][ T5989] ? trace_contention_end+0x3d/0x140
[ 117.880424][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 117.886046][ T5989] ? __mutex_lock+0x305/0x15a0
[ 117.890808][ T5989] ? bpf_offload_dev_destroy+0x50/0x60
[ 117.896262][ T5989] report_bug+0x16b/0x220
[ 117.900586][ T5989] ? bpf_offload_dev_destroy+0x50/0x60
[ 117.906040][ T5989] ? bpf_offload_dev_destroy+0x52/0x60
[ 117.911496][ T5989] handle_bug+0x9c/0x200
[ 117.915736][ T5989] exc_invalid_op+0x1a/0x50
[ 117.920237][ T5989] asm_exc_invalid_op+0x1a/0x20
[ 117.925075][ T5989] RIP: 0010:bpf_offload_dev_destroy+0x50/0x60
[ 117.931141][ T5989] Code: 08 00 74 08 4c 89 f7 e8 ae 97 3c 00 49 8b 06 4c 39 f0 75 10 e8 e1 29 c6 ff 48 89 df 5b 41 5e e9 e6 84 30 00 e8 d1 29 c6 ff 90 <0f> 0b 90 eb ea 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
[ 117.950732][ T5989] RSP: 0018:ffffc9000427f8e8 EFLAGS: 00010293
[ 117.956795][ T5989] RAX: ffffffff8202e2df RBX: ffff888077e79380 RCX: ffff88807fb99f40
[ 117.964752][ T5989] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff888077e79380
[ 117.972715][ T5989] RBP: ffff88807f177068 R08: ffffffff919d22bf R09: 1ffffffff233a457
[ 117.980679][ T5989] R10: dffffc0000000000 R11: fffffbfff233a458 R12: dffffc0000000000
[ 117.988644][ T5989] R13: 1ffff1100fe2ee0f R14: ffff888077e79388 R15: ffff88807f175360
[ 117.996619][ T5989] ? bpf_offload_dev_destroy+0x4f/0x60
[ 118.002086][ T5989] ? bpf_offload_dev_destroy+0x4f/0x60
[ 118.007542][ T5989] nsim_drv_remove+0x60/0x170
[ 118.012228][ T5989] ? __pfx_nsim_bus_remove+0x10/0x10
[ 118.017509][ T5989] device_release_driver_internal+0x48b/0x880
[ 118.023580][ T5989] bus_remove_device+0x444/0x560
[ 118.028532][ T5989] ? __pfx_bus_remove_device+0x10/0x10
[ 118.033996][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 118.039621][ T5989] ? kernfs_remove_by_name_ns+0x101/0x140
[ 118.045334][ T5989] device_del+0x524/0x8f0
[ 118.049671][ T5989] ? _raw_spin_unlock_irqrestore+0x4c/0x80
[ 118.055491][ T5989] ? __pfx_device_del+0x10/0x10
[ 118.060334][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 118.065957][ T5989] ? lock_acquire+0x115/0x350
[ 118.070635][ T5989] device_unregister+0x21/0xf0
[ 118.075397][ T5989] del_device_store+0x2b5/0x370
[ 118.080265][ T5989] ? __pfx_del_device_store+0x10/0x10
[ 118.085652][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 118.091290][ T5989] ? sysfs_file_kobj+0x1e4/0x230
[ 118.096229][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 118.101866][ T5989] ? sysfs_kf_write+0x166/0x260
[ 118.106718][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 118.112359][ T5989] ? __pfx_sysfs_kf_write+0x10/0x10
[ 118.117561][ T5989] kernfs_fop_write_iter+0x3a4/0x540
[ 118.122856][ T5989] vfs_write+0x612/0xba0
[ 118.127116][ T5989] ? __pfx_vfs_write+0x10/0x10
[ 118.131884][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 118.137524][ T5989] ? kmem_cache_free+0x182/0x650
[ 118.142481][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 118.148137][ T5989] ? fdget+0x16b/0x250
[ 118.152208][ T5989] ? srso_alias_return_thunk+0x5/0xfbef5
[ 118.157854][ T5989] ksys_write+0x150/0x270
[ 118.162193][ T5989] ? __pfx_ksys_write+0x10/0x10
[ 118.167052][ T5989] do_syscall_64+0x166/0x520
[ 118.171638][ T5989] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 118.177703][ T5989] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 118.183586][ T5989] RIP: 0033:0x7fe6aee8cd77
[ 118.187987][ T5989] Code: 48 89 fa 4c 89 df e8 98 1d 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 118.207578][ T5989] RSP: 002b:00007ffe6a26c3a0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[ 118.215980][ T5989] RAX: ffffffffffffffda RBX: 000055555df6c400 RCX: 00007fe6aee8cd77
[ 118.223940][ T5989] RDX: 0000000000000001 RSI: 00007fe6aeeca627 RDI: 0000000000000003
[ 118.231897][ T5989] RBP: 0000000000000018 R08: 0000000000000000 R09: 0000000000000000
[ 118.239852][ T5989] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fe6aeeca627
[ 118.247823][ T5989] R13: 00007ffe6a26c760 R14: 0000000000000004 R15: 00007ffe6a26c414
[ 118.255803][ T5989]
[ 118.259021][ T5989] Kernel Offset: disabled
[ 118.263323][ T5989] Rebooting in 86400 seconds..