program: r0 = socket$kcm(0x10, 0x2, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket(0x11, 0x80a, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0xd40, 0xd2) r4 = socket$phonet_pipe(0x23, 0x5, 0x2) mount$9p_fd(0x0, &(0x7f0000000080)='./file1\x00', &(0x7f00000000c0), 0x200000, &(0x7f0000000000)={'trans=fd,', {'rfdno', 0x3d, r3}, 0x2c, {'wfdno', 0x3d, r4}}) connect$phonet_pipe(r4, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB="4400000010000104000000000000000100000000", @ANYRES32=r5, @ANYBLOB="00000000000000002400128009000100626f6e6400000000140002800800030004000000050006"], 0x44}}, 0x0) sendmsg$kcm(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000040)=[{&(0x7f0000000000)="2e00000010008188e6b62aa73772cc9f1ba1f848430000005e140602000000000e000a000f000000028000001294", 0x2e}], 0x1}, 0x0) [ 78.003357][ T5312] Bluetooth: hci0: command tx timeout [ 78.009906][ T1309] ieee802154 phy0 wpan0: encryption failed: -22 [ 78.012579][ T1309] ieee802154 phy1 wpan1: encryption failed: -22 [ 78.161299][ T5329] netlink: 'syz.0.0': attribute type 10 has an invalid length. [ 78.169582][ T5329] bond0: (slave netdevsim0): no link monitoring support [ 78.173591][ T5329] bond0: (slave netdevsim0): MII and ETHTOOL support not available for slave, and arp_interval/arp_ip_target module parameters not specified, thus bonding will not detect link failures! see bonding.txt for details [ 78.184760][ T5329] bond0: (slave netdevsim0): Enslaving as an active interface with an up link [ 78.198549][ T12] ------------[ cut here ]------------ [ 78.201009][ T12] RTNL: assertion failed at ./include/net/netdev_lock.h (56) [ 78.204542][ T12] WARNING: CPU: 0 PID: 12 at ./include/net/netdev_lock.h:56 __linkwatch_sync_dev+0x30d/0x360 [ 78.209492][ T12] Modules linked in: [ 78.211222][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u4:0 Not tainted 6.15.0-rc1-syzkaller-00173-g0c7cae12f67c #0 PREEMPT(full) [ 78.215706][ T12] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 78.220150][ T12] Workqueue: bond0 bond_mii_monitor [ 78.222507][ T12] RIP: 0010:__linkwatch_sync_dev+0x30d/0x360 [ 78.224911][ T12] Code: 7c fe ff ff e8 74 14 ce f7 c6 05 0a 9a 54 06 01 90 48 c7 c7 60 eb 50 8d 48 c7 c6 c6 f3 66 8e ba 38 00 00 00 e8 d4 35 8d f7 90 <0f> 0b 90 90 e9 4d fe ff ff 89 d9 80 e1 07 38 c1 0f 8c 19 fd ff ff [ 78.232347][ T12] RSP: 0018:ffffc900001e7710 EFLAGS: 00010246 [ 78.234683][ T12] RAX: 9bfe04278ca4a000 RBX: 0000000000000000 RCX: ffff88801ceac880 [ 78.237854][ T12] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 78.240873][ T12] RBP: 0000000000000000 R08: ffffffff81827952 R09: 1ffff11003f847d2 [ 78.243983][ T12] R10: dffffc0000000000 R11: ffffed1003f847d3 R12: 0000000000000000 [ 78.247029][ T12] R13: dffffc0000000000 R14: ffff888052e4a008 R15: ffff888052e4a000 [ 78.250303][ T12] FS: 0000000000000000(0000) GS:ffff88808c596000(0000) knlGS:0000000000000000 [ 78.253907][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.256614][ T12] CR2: 00007f2f5797e538 CR3: 00000000442a8000 CR4: 0000000000352ef0 [ 78.259888][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 78.263353][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 78.266616][ T12] Call Trace: [ 78.268372][ T12] [ 78.269701][ T12] ? ethtool_op_get_link+0xd/0x60 [ 78.272021][ T12] ethtool_op_get_link+0x15/0x60 [ 78.273880][ T12] ? __pfx_ethtool_op_get_link+0x10/0x10 [ 78.276039][ T12] bond_check_dev_link+0x1fb/0x4b0 [ 78.278266][ T12] ? __pfx_bond_check_dev_link+0x10/0x10 [ 78.280468][ T12] bond_mii_monitor+0x49d/0x3170 [ 78.282478][ T12] ? bond_mii_monitor+0x17f/0x3170 [ 78.284549][ T12] ? do_raw_spin_unlock+0x58/0x8b0 [ 78.286649][ T12] ? __pfx_bond_mii_monitor+0x10/0x10 [ 78.289257][ T12] ? register_lock_class+0x54/0x330 [ 78.291397][ T12] ? __lock_acquire+0xad5/0xd80 [ 78.293291][ T12] ? process_scheduled_works+0x9cb/0x18e0 [ 78.295570][ T12] process_scheduled_works+0xac3/0x18e0 [ 78.297795][ T12] ? __pfx_process_scheduled_works+0x10/0x10 [ 78.300240][ T12] ? assign_work+0x367/0x3d0 [ 78.302157][ T12] worker_thread+0x870/0xd50 [ 78.304016][ T12] ? __kthread_parkme+0x1a8/0x200 [ 78.306085][ T12] ? __pfx_worker_thread+0x10/0x10 [ 78.308305][ T12] kthread+0x7b7/0x940 [ 78.309961][ T12] ? __pfx_worker_thread+0x10/0x10 [ 78.312004][ T12] ? __pfx_kthread+0x10/0x10 [ 78.313767][ T12] ? __pfx_kthread+0x10/0x10 [ 78.315569][ T12] ? __pfx_kthread+0x10/0x10 [ 78.317538][ T12] ? __pfx_kthread+0x10/0x10 [ 78.319358][ T12] ? _raw_spin_unlock_irq+0x23/0x50 [ 78.321406][ T12] ? lockdep_hardirqs_on+0x9d/0x150 [ 78.323467][ T12] ? __pfx_kthread+0x10/0x10 [ 78.325279][ T12] ret_from_fork+0x4b/0x80 [ 78.327000][ T12] ? __pfx_kthread+0x10/0x10 [ 78.329035][ T12] ret_from_fork_asm+0x1a/0x30 [ 78.330876][ T12] [ 78.332092][ T12] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 78.334806][ T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u4:0 Not tainted 6.15.0-rc1-syzkaller-00173-g0c7cae12f67c #0 PREEMPT(full) [ 78.339237][ T12] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 78.343240][ T12] Workqueue: bond0 bond_mii_monitor [ 78.345278][ T12] Call Trace: [ 78.346470][ T12] [ 78.347557][ T12] dump_stack_lvl+0x241/0x360 [ 78.349317][ T12] ? __pfx_dump_stack_lvl+0x10/0x10 [ 78.351483][ T12] ? __pfx__printk+0x10/0x10 [ 78.353326][ T12] ? vscnprintf+0x5d/0x90 [ 78.354980][ T12] panic+0x349/0x880 [ 78.356572][ T12] ? __warn+0x174/0x4d0 [ 78.358292][ T12] ? __pfx_panic+0x10/0x10 [ 78.360029][ T12] ? ret_from_fork_asm+0x1a/0x30 [ 78.362053][ T12] __warn+0x344/0x4d0 [ 78.363694][ T12] ? __linkwatch_sync_dev+0x30d/0x360 [ 78.365780][ T12] report_bug+0x2b3/0x500 [ 78.367415][ T12] ? __linkwatch_sync_dev+0x30d/0x360 [ 78.369540][ T12] ? __linkwatch_sync_dev+0x30d/0x360 [ 78.371832][ T12] ? __linkwatch_sync_dev+0x30f/0x360 [ 78.373874][ T12] handle_bug+0x89/0x170 [ 78.375416][ T12] exc_invalid_op+0x1a/0x50 [ 78.377071][ T12] asm_exc_invalid_op+0x1a/0x20 [ 78.378894][ T12] RIP: 0010:__linkwatch_sync_dev+0x30d/0x360 [ 78.381118][ T12] Code: 7c fe ff ff e8 74 14 ce f7 c6 05 0a 9a 54 06 01 90 48 c7 c7 60 eb 50 8d 48 c7 c6 c6 f3 66 8e ba 38 00 00 00 e8 d4 35 8d f7 90 <0f> 0b 90 90 e9 4d fe ff ff 89 d9 80 e1 07 38 c1 0f 8c 19 fd ff ff [ 78.388174][ T12] RSP: 0018:ffffc900001e7710 EFLAGS: 00010246 [ 78.390447][ T12] RAX: 9bfe04278ca4a000 RBX: 0000000000000000 RCX: ffff88801ceac880 [ 78.393353][ T12] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 78.396447][ T12] RBP: 0000000000000000 R08: ffffffff81827952 R09: 1ffff11003f847d2 [ 78.399583][ T12] R10: dffffc0000000000 R11: ffffed1003f847d3 R12: 0000000000000000 [ 78.402627][ T12] R13: dffffc0000000000 R14: ffff888052e4a008 R15: ffff888052e4a000 [ 78.406113][ T12] ? __warn_printk+0x2a2/0x360 [ 78.408583][ T12] ? ethtool_op_get_link+0xd/0x60 [ 78.410663][ T12] ethtool_op_get_link+0x15/0x60 [ 78.412666][ T12] ? __pfx_ethtool_op_get_link+0x10/0x10 [ 78.415337][ T12] bond_check_dev_link+0x1fb/0x4b0 [ 78.418012][ T12] ? __pfx_bond_check_dev_link+0x10/0x10 [ 78.420903][ T12] bond_mii_monitor+0x49d/0x3170 [ 78.423414][ T12] ? bond_mii_monitor+0x17f/0x3170 [ 78.426099][ T12] ? do_raw_spin_unlock+0x58/0x8b0 [ 78.428812][ T12] ? __pfx_bond_mii_monitor+0x10/0x10 [ 78.431403][ T12] ? register_lock_class+0x54/0x330 [ 78.434011][ T12] ? __lock_acquire+0xad5/0xd80 [ 78.436434][ T12] ? process_scheduled_works+0x9cb/0x18e0 [ 78.439150][ T12] process_scheduled_works+0xac3/0x18e0 [ 78.441450][ T12] ? __pfx_process_scheduled_works+0x10/0x10 [ 78.444053][ T12] ? assign_work+0x367/0x3d0 [ 78.446504][ T12] worker_thread+0x870/0xd50 [ 78.448918][ T12] ? __kthread_parkme+0x1a8/0x200 [ 78.451317][ T12] ? __pfx_worker_thread+0x10/0x10 [ 78.453767][ T12] kthread+0x7b7/0x940 [ 78.455299][ T12] ? __pfx_worker_thread+0x10/0x10 [ 78.457315][ T12] ? __pfx_kthread+0x10/0x10 [ 78.459227][ T12] ? __pfx_kthread+0x10/0x10 [ 78.461144][ T12] ? __pfx_kthread+0x10/0x10 [ 78.463037][ T12] ? __pfx_kthread+0x10/0x10 [ 78.464936][ T12] ? _raw_spin_unlock_irq+0x23/0x50 [ 78.467112][ T12] ? lockdep_hardirqs_on+0x9d/0x150 [ 78.469097][ T12] ? __pfx_kthread+0x10/0x10 [ 78.470937][ T12] ret_from_fork+0x4b/0x80 [ 78.472707][ T12] ? __pfx_kthread+0x10/0x10 [ 78.474603][ T12] ret_from_fork_asm+0x1a/0x30 [ 78.476671][ T12] [ 78.478118][ T12] Kernel Offset: disabled [ 78.479809][ T12] Rebooting in 86400 seconds..