Warning: Permanently added '10.128.0.13' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 103.365664][ T9775] iwpm_register_pid: Unable to send a nlmsg (client = 2) [ 103.376169][ T9775] infiniband syz1: RDMA CMA: cma_listen_on_dev, error -98 [ 103.389437][ T9775] netlink: 'syz-executor470': attribute type 1 has an invalid length. [ 103.405929][ T9775] netlink: 21 bytes leftover after parsing attributes in process `syz-executor470'. [ 103.415945][ T9775] general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN [ 103.427722][ T9775] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] [ 103.436162][ T9775] CPU: 0 PID: 9775 Comm: syz-executor470 Not tainted 5.6.0-rc1-syzkaller #0 [ 103.444860][ T9775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.454912][ T9775] RIP: 0010:__list_del_entry_valid+0x22/0xf5 [ 103.460880][ T9775] Code: 0e fe 48 8b 75 e8 eb b2 48 b8 00 00 00 00 00 fc ff df 55 48 89 e5 41 56 49 89 fe 48 83 c7 08 48 89 fa 41 55 48 c1 ea 03 41 54 <80> 3c 02 00 0f 85 a1 00 00 00 4c 89 f2 4d 8b 66 08 48 b8 00 00 00 [ 103.480573][ T9775] RSP: 0018:ffffc900020d7440 EFLAGS: 00010202 [ 103.486620][ T9775] RAX: dffffc0000000000 RBX: ffffffff87b53fa0 RCX: ffffffff815c1ba9 [ 103.494674][ T9775] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000008 [ 103.502695][ T9775] RBP: ffffc900020d7458 R08: 0000000000000004 R09: fffff5200041ae7b [ 103.510738][ T9775] R10: fffff5200041ae7a R11: 0000000000000003 R12: 0000000000000000 [ 103.518739][ T9775] R13: 0000000000000008 R14: 0000000000000000 R15: ffffffff8a98ba00 [ 103.526738][ T9775] FS: 00007f2be3a8c700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 103.535651][ T9775] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.542261][ T9775] CR2: 00007ffd7cf10d48 CR3: 0000000092c31000 CR4: 00000000001406f0 [ 103.550223][ T9775] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 103.558181][ T9775] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 103.566136][ T9775] Call Trace: [ 103.569424][ T9775] smc_ib_remove_dev+0x52/0x2e0 [ 103.574270][ T9775] ? smc_pnet_find_ism_resource+0x630/0x630 [ 103.580206][ T9775] remove_client_context+0xc7/0x120 [ 103.585398][ T9775] disable_device+0x14c/0x230 [ 103.590071][ T9775] ? remove_client_context+0x120/0x120 [ 103.595572][ T9775] __ib_unregister_device+0x9c/0x190 [ 103.600838][ T9775] ib_unregister_device_and_put+0x5f/0x80 [ 103.606638][ T9775] nldev_dellink+0x222/0x340 [ 103.611227][ T9775] ? nldev_set_sys_set_doit+0x240/0x240 [ 103.618326][ T9775] ? is_bpf_image_address+0x1b8/0x290 [ 103.623731][ T9775] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.629960][ T9775] ? ns_capable_common+0x93/0x100 [ 103.635408][ T9775] ? ns_capable+0x20/0x30 [ 103.639729][ T9775] ? __netlink_ns_capable+0x104/0x140 [ 103.645085][ T9775] ? nldev_set_sys_set_doit+0x240/0x240 [ 103.650711][ T9775] rdma_nl_rcv+0x5d9/0x980 [ 103.655117][ T9775] ? rdma_nl_multicast+0x330/0x330 [ 103.660403][ T9775] ? __kasan_check_read+0x11/0x20 [ 103.665413][ T9775] ? netlink_deliver_tap+0x248/0xbf0 [ 103.670736][ T9775] ? __kasan_check_write+0x14/0x20 [ 103.675830][ T9775] netlink_unicast+0x59e/0x7e0 [ 103.680656][ T9775] ? netlink_attachskb+0x870/0x870 [ 103.685885][ T9775] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 103.691592][ T9775] ? __check_object_size+0x3d/0x437 [ 103.696786][ T9775] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 103.702498][ T9775] netlink_sendmsg+0x91c/0xea0 [ 103.707262][ T9775] ? netlink_unicast+0x7e0/0x7e0 [ 103.712234][ T9775] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 103.717772][ T9775] ? apparmor_socket_sendmsg+0x2a/0x30 [ 103.723244][ T9775] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.729524][ T9775] ? security_socket_sendmsg+0x8d/0xc0 [ 103.734987][ T9775] ? netlink_unicast+0x7e0/0x7e0 [ 103.739906][ T9775] sock_sendmsg+0xd7/0x130 [ 103.744417][ T9775] __sys_sendto+0x262/0x380 [ 103.748902][ T9775] ? __ia32_sys_getpeername+0xb0/0xb0 [ 103.754294][ T9775] ? lock_downgrade+0x920/0x920 [ 103.759146][ T9775] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 103.765339][ T9775] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.770878][ T9775] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 103.776879][ T9775] ? __x64_sys_futex+0x404/0x590 [ 103.781811][ T9775] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 103.787262][ T9775] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 103.792698][ T9775] ? do_syscall_64+0x26/0x790 [ 103.797369][ T9775] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.803491][ T9775] __x64_sys_sendto+0xe1/0x1a0 [ 103.808251][ T9775] do_syscall_64+0xfa/0x790 [ 103.812864][ T9775] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.818776][ T9775] RIP: 0033:0x445b99 [ 103.822665][ T9775] Code: e8 bc b7 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 2b 12 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 103.842340][ T9775] RSP: 002b:00007f2be3a8bd88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 103.850785][ T9775] RAX: ffffffffffffffda RBX: 00000000006dac28 RCX: 0000000000445b99 [ 103.858749][ T9775] RDX: 0000000000010a73 RSI: 0000000020000000 RDI: 0000000000000004 [ 103.866752][ T9775] RBP: 00000000006dac20 R08: 0000000000000000 R09: 4b6ae4f95a5de35b [ 103.874709][ T9775] R10: 00000000000008c0 R11: 0000000000000246 R12: 00000000006dac2c [ 103.882725][ T9775] R13: 0002070200000030 R14: 0000000000000000 R15: 0000000000006f6c [ 103.890685][ T9775] Modules linked in: [ 103.894710][ T9775] ---[ end trace b289eb36f5262830 ]--- [ 103.900308][ T9775] RIP: 0010:__list_del_entry_valid+0x22/0xf5 [ 103.906310][ T9775] Code: 0e fe 48 8b 75 e8 eb b2 48 b8 00 00 00 00 00 fc ff df 55 48 89 e5 41 56 49 89 fe 48 83 c7 08 48 89 fa 41 55 48 c1 ea 03 41 54 <80> 3c 02 00 0f 85 a1 00 00 00 4c 89 f2 4d 8b 66 08 48 b8 00 00 00 [ 103.925943][ T9775] RSP: 0018:ffffc900020d7440 EFLAGS: 00010202 [ 103.931998][ T9775] RAX: dffffc0000000000 RBX: ffffffff87b53fa0 RCX: ffffffff815c1ba9 [ 103.940002][ T9775] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000008 [ 103.948007][ T9775] RBP: ffffc900020d7458 R08: 0000000000000004 R09: fffff5200041ae7b [ 103.956002][ T9775] R10: fffff5200041ae7a R11: 0000000000000003 R12: 0000000000000000 [ 103.964084][ T9775] R13: 0000000000000008 R14: 0000000000000000 R15: ffffffff8a98ba00 [ 103.972149][ T9775] FS: 00007f2be3a8c700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 103.981102][ T9775] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.987777][ T9775] CR2: 00007ffd7cf10d48 CR3: 0000000092c31000 CR4: 00000000001406f0 [ 103.995780][ T9775] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 104.003741][ T9775] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 104.011752][ T9775] Kernel panic - not syncing: Fatal exception [ 104.019279][ T9775] Kernel Offset: disabled [ 104.023601][ T9775] Rebooting in 86400 seconds..