[ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.50' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 35.533293] ================================================================== [ 35.540714] BUG: KASAN: use-after-free in __list_add_valid+0x93/0xa0 [ 35.547182] Read of size 8 at addr ffff88809c657cd8 by task syz-executor318/17321 [ 35.554778] [ 35.556382] CPU: 1 PID: 17321 Comm: syz-executor318 Not tainted 4.14.271-syzkaller #0 [ 35.564322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.573649] Call Trace: [ 35.576212] dump_stack+0x1b2/0x281 [ 35.579815] print_address_description.cold+0x54/0x1d3 [ 35.585067] kasan_report_error.cold+0x8a/0x191 [ 35.589711] ? __list_add_valid+0x93/0xa0 [ 35.593831] __asan_report_load8_noabort+0x68/0x70 [ 35.598732] ? __list_add_valid+0x93/0xa0 [ 35.602863] __list_add_valid+0x93/0xa0 [ 35.606812] rdma_listen+0x656/0x9b0 [ 35.610499] ucma_listen+0x10b/0x170 [ 35.614187] ? ucma_bind_ip+0x150/0x150 [ 35.618134] ? _copy_from_user+0x96/0x100 [ 35.622255] ? ucma_bind_ip+0x150/0x150 [ 35.626202] ucma_write+0x206/0x2c0 [ 35.629804] ? ucma_set_ib_path+0x510/0x510 [ 35.634101] __vfs_write+0xe4/0x630 [ 35.637699] ? ucma_set_ib_path+0x510/0x510 [ 35.641993] ? kernel_read+0x110/0x110 [ 35.645855] ? common_file_perm+0x3ee/0x580 [ 35.650152] ? security_file_permission+0x82/0x1e0 [ 35.655055] ? rw_verify_area+0xe1/0x2a0 [ 35.659091] vfs_write+0x17f/0x4d0 [ 35.662607] SyS_write+0xf2/0x210 [ 35.666032] ? SyS_read+0x210/0x210 [ 35.669631] ? do_syscall_64+0x4c/0x640 [ 35.673580] ? SyS_read+0x210/0x210 [ 35.677179] do_syscall_64+0x1d5/0x640 [ 35.681044] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 35.686207] RIP: 0033:0x7f74afe8da89 [ 35.689897] RSP: 002b:00007f74afe1e308 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 35.697586] RAX: ffffffffffffffda RBX: 00007f74aff15418 RCX: 00007f74afe8da89 [ 35.704829] RDX: 0000000000000010 RSI: 0000000020000040 RDI: 0000000000000003 [ 35.712081] RBP: 00007f74aff15410 R08: 00007f74afe1e700 R09: 0000000000000000 [ 35.719323] R10: 00007f74afe1e700 R11: 0000000000000246 R12: 00007f74aff1541c [ 35.726569] R13: 2000000000000000 R14: 006d635f616d6472 R15: 0000000000022000 [ 35.733820] [ 35.735421] Allocated by task 17315: [ 35.739109] kasan_kmalloc+0xeb/0x160 [ 35.742883] kmem_cache_alloc_trace+0x131/0x3d0 [ 35.747529] rdma_create_id+0x57/0x4c0 [ 35.751391] ucma_create_id+0x18b/0x500 [ 35.755338] ucma_write+0x206/0x2c0 [ 35.758950] __vfs_write+0xe4/0x630 [ 35.762549] vfs_write+0x17f/0x4d0 [ 35.766065] SyS_write+0xf2/0x210 [ 35.769493] do_syscall_64+0x1d5/0x640 [ 35.773353] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 35.778517] [ 35.780118] Freed by task 17317: [ 35.783471] kasan_slab_free+0xc3/0x1a0 [ 35.787418] kfree+0xc9/0x250 [ 35.790509] ucma_close+0x11a/0x340 [ 35.794115] __fput+0x25f/0x7a0 [ 35.797368] task_work_run+0x11f/0x190 [ 35.801227] do_exit+0xa44/0x2850 [ 35.804651] do_group_exit+0x100/0x2e0 [ 35.808512] get_signal+0x38d/0x1ca0 [ 35.812202] do_signal+0x7c/0x1550 [ 35.815717] exit_to_usermode_loop+0x160/0x200 [ 35.820273] do_syscall_64+0x4a3/0x640 [ 35.824134] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 35.829298] [ 35.830902] The buggy address belongs to the object at ffff88809c657b00 [ 35.830902] which belongs to the cache kmalloc-1024 of size 1024 [ 35.843713] The buggy address is located 472 bytes inside of [ 35.843713] 1024-byte region [ffff88809c657b00, ffff88809c657f00) [ 35.855644] The buggy address belongs to the page: [ 35.860563] page:ffffea0002719580 count:1 mapcount:0 mapping:ffff88809c656000 index:0x0 compound_mapcount: 0 [ 35.870504] flags: 0xfff00000008100(slab|head) [ 35.875058] raw: 00fff00000008100 ffff88809c656000 0000000000000000 0000000100000007 [ 35.882911] raw: ffffea0002780ea0 ffff88813fe64848 ffff88813fe74ac0 0000000000000000 [ 35.890760] page dumped because: kasan: bad access detected [ 35.896439] [ 35.898036] Memory state around the buggy address: [ 35.902936] ffff88809c657b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 35.910268] ffff88809c657c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 35.917596] >ffff88809c657c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 35.924939] ^ [ 35.931142] ffff88809c657d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 35.938486] ffff88809c657d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 35.945814] ================================================================== [ 35.953240] Disabling lock debugging due to kernel taint [ 35.961206] Kernel panic - not syncing: panic_on_warn set ... [ 35.961206] [ 35.968574] CPU: 0 PID: 17321 Comm: syz-executor318 Tainted: G B 4.14.271-syzkaller #0 [ 35.977829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.987171] Call Trace: [ 35.989751] dump_stack+0x1b2/0x281 [ 35.993350] panic+0x1f9/0x42d [ 35.996514] ? add_taint.cold+0x16/0x16 [ 36.000462] ? ___preempt_schedule+0x16/0x18 [ 36.004843] kasan_end_report+0x43/0x49 [ 36.008788] kasan_report_error.cold+0xa7/0x191 [ 36.013444] ? __list_add_valid+0x93/0xa0 [ 36.017565] __asan_report_load8_noabort+0x68/0x70 [ 36.022464] ? __list_add_valid+0x93/0xa0 [ 36.026583] __list_add_valid+0x93/0xa0 [ 36.030534] rdma_listen+0x656/0x9b0 [ 36.034223] ucma_listen+0x10b/0x170 [ 36.037908] ? ucma_bind_ip+0x150/0x150 [ 36.041857] ? _copy_from_user+0x96/0x100 [ 36.045978] ? ucma_bind_ip+0x150/0x150 [ 36.049924] ucma_write+0x206/0x2c0 [ 36.053521] ? ucma_set_ib_path+0x510/0x510 [ 36.057831] __vfs_write+0xe4/0x630 [ 36.061431] ? ucma_set_ib_path+0x510/0x510 [ 36.065728] ? kernel_read+0x110/0x110 [ 36.069589] ? common_file_perm+0x3ee/0x580 [ 36.073898] ? security_file_permission+0x82/0x1e0 [ 36.078800] ? rw_verify_area+0xe1/0x2a0 [ 36.082835] vfs_write+0x17f/0x4d0 [ 36.086350] SyS_write+0xf2/0x210 [ 36.089778] ? SyS_read+0x210/0x210 [ 36.093378] ? do_syscall_64+0x4c/0x640 [ 36.097326] ? SyS_read+0x210/0x210 [ 36.100926] do_syscall_64+0x1d5/0x640 [ 36.104791] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 36.109952] RIP: 0033:0x7f74afe8da89 [ 36.113641] RSP: 002b:00007f74afe1e308 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 36.121318] RAX: ffffffffffffffda RBX: 00007f74aff15418 RCX: 00007f74afe8da89 [ 36.128585] RDX: 0000000000000010 RSI: 0000000020000040 RDI: 0000000000000003 [ 36.135828] RBP: 00007f74aff15410 R08: 00007f74afe1e700 R09: 0000000000000000 [ 36.143070] R10: 00007f74afe1e700 R11: 0000000000000246 R12: 00007f74aff1541c [ 36.150313] R13: 2000000000000000 R14: 006d635f616d6472 R15: 0000000000022000 [ 36.157735] Kernel Offset: disabled [ 36.161339] Rebooting in 86400 seconds..