Warning: Permanently added '10.128.0.134' (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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 250.518532] ================================================================== [ 250.525988] BUG: KASAN: use-after-free in __list_add_valid+0x93/0xa0 [ 250.532481] Read of size 8 at addr ffff888099e1ead8 by task syz-executor123/18138 [ 250.540183] [ 250.541798] CPU: 1 PID: 18138 Comm: syz-executor123 Not tainted 4.14.304-syzkaller #0 [ 250.549740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 250.559176] Call Trace: [ 250.561745] dump_stack+0x1b2/0x281 [ 250.565398] print_address_description.cold+0x54/0x1d3 [ 250.570662] kasan_report_error.cold+0x8a/0x191 [ 250.575316] ? __list_add_valid+0x93/0xa0 [ 250.579532] __asan_report_load8_noabort+0x68/0x70 [ 250.584446] ? __list_add_valid+0x93/0xa0 [ 250.588570] __list_add_valid+0x93/0xa0 [ 250.592523] rdma_listen+0x656/0x9b0 [ 250.596217] ucma_listen+0x10b/0x170 [ 250.599927] ? ucma_bind_ip+0x150/0x150 [ 250.603906] ? _copy_from_user+0x96/0x100 [ 250.608048] ? ucma_bind_ip+0x150/0x150 [ 250.612043] ucma_write+0x206/0x2c0 [ 250.615699] ? ucma_set_ib_path+0x510/0x510 [ 250.620009] __vfs_write+0xe4/0x630 [ 250.623613] ? ucma_set_ib_path+0x510/0x510 [ 250.627921] ? debug_check_no_obj_freed+0x2c0/0x680 [ 250.632941] ? kernel_read+0x110/0x110 [ 250.636834] ? common_file_perm+0x3ee/0x580 [ 250.641157] ? security_file_permission+0x82/0x1e0 [ 250.646079] ? rw_verify_area+0xe1/0x2a0 [ 250.650118] vfs_write+0x17f/0x4d0 [ 250.653643] SyS_write+0xf2/0x210 [ 250.657075] ? SyS_read+0x210/0x210 [ 250.660678] ? __do_page_fault+0x159/0xad0 [ 250.664894] ? do_syscall_64+0x4c/0x640 [ 250.668845] ? SyS_read+0x210/0x210 [ 250.672454] do_syscall_64+0x1d5/0x640 [ 250.676321] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 250.681485] RIP: 0033:0x7fbcf31c3659 [ 250.685173] RSP: 002b:00007fbcf3174208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 250.692861] RAX: ffffffffffffffda RBX: 00007fbcf324b408 RCX: 00007fbcf31c3659 [ 250.700116] RDX: 0000000000000010 RSI: 0000000020000240 RDI: 0000000000000003 [ 250.707393] RBP: 00007fbcf324b400 R08: 00000000fffffa00 R09: 0000000000000000 [ 250.714643] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbcf324b40c [ 250.721898] R13: 00007ffe542505ff R14: 00007fbcf3174300 R15: 0000000000022000 [ 250.729157] [ 250.730765] Allocated by task 18134: [ 250.734460] kasan_kmalloc+0xeb/0x160 [ 250.738239] kmem_cache_alloc_trace+0x131/0x3d0 [ 250.742885] rdma_create_id+0x57/0x4c0 [ 250.746746] ucma_create_id+0x18b/0x500 [ 250.750715] ucma_write+0x206/0x2c0 [ 250.754406] __vfs_write+0xe4/0x630 [ 250.758015] vfs_write+0x17f/0x4d0 [ 250.762059] SyS_write+0xf2/0x210 [ 250.765489] do_syscall_64+0x1d5/0x640 [ 250.769352] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 250.774514] [ 250.776114] Freed by task 18136: [ 250.779454] kasan_slab_free+0xc3/0x1a0 [ 250.783414] kfree+0xc9/0x250 [ 250.786520] ucma_close+0x11a/0x340 [ 250.790125] __fput+0x25f/0x7a0 [ 250.793382] task_work_run+0x11f/0x190 [ 250.797245] do_exit+0xa44/0x2850 [ 250.800679] do_group_exit+0x100/0x2e0 [ 250.804542] get_signal+0x38d/0x1ca0 [ 250.808232] do_signal+0x7c/0x1550 [ 250.811746] exit_to_usermode_loop+0x160/0x200 [ 250.816411] do_syscall_64+0x4a3/0x640 [ 250.820286] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 250.825453] [ 250.827068] The buggy address belongs to the object at ffff888099e1e900 [ 250.827068] which belongs to the cache kmalloc-1024 of size 1024 [ 250.839890] The buggy address is located 472 bytes inside of [ 250.839890] 1024-byte region [ffff888099e1e900, ffff888099e1ed00) [ 250.851915] The buggy address belongs to the page: [ 250.856823] page:ffffea0002678780 count:1 mapcount:0 mapping:ffff888099e1e000 index:0x0 compound_mapcount: 0 [ 250.866776] flags: 0xfff00000008100(slab|head) [ 250.871358] raw: 00fff00000008100 ffff888099e1e000 0000000000000000 0000000100000007 [ 250.879304] raw: ffffea0002686d20 ffff88813fe64848 ffff88813fe74ac0 0000000000000000 [ 250.887180] page dumped because: kasan: bad access detected [ 250.892873] [ 250.894500] Memory state around the buggy address: [ 250.899413] ffff888099e1e980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 250.906788] ffff888099e1ea00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 250.914141] >ffff888099e1ea80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 250.921474] ^ [ 250.927697] ffff888099e1eb00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 250.935041] ffff888099e1eb80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 250.942569] ================================================================== [ 250.949910] Disabling lock debugging due to kernel taint [ 250.955690] Kernel panic - not syncing: panic_on_warn set ... [ 250.955690] [ 250.963050] CPU: 1 PID: 18138 Comm: syz-executor123 Tainted: G B 4.14.304-syzkaller #0 [ 250.972319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 250.981665] Call Trace: [ 250.984248] dump_stack+0x1b2/0x281 [ 250.987874] panic+0x1f9/0x42d [ 250.991060] ? add_taint.cold+0x16/0x16 [ 250.995039] ? ___preempt_schedule+0x16/0x18 [ 250.999422] kasan_end_report+0x43/0x49 [ 251.003374] kasan_report_error.cold+0xa7/0x191 [ 251.008020] ? __list_add_valid+0x93/0xa0 [ 251.012141] __asan_report_load8_noabort+0x68/0x70 [ 251.017059] ? __list_add_valid+0x93/0xa0 [ 251.021268] __list_add_valid+0x93/0xa0 [ 251.025226] rdma_listen+0x656/0x9b0 [ 251.028920] ucma_listen+0x10b/0x170 [ 251.032632] ? ucma_bind_ip+0x150/0x150 [ 251.036581] ? _copy_from_user+0x96/0x100 [ 251.040720] ? ucma_bind_ip+0x150/0x150 [ 251.044669] ucma_write+0x206/0x2c0 [ 251.048283] ? ucma_set_ib_path+0x510/0x510 [ 251.052593] __vfs_write+0xe4/0x630 [ 251.056243] ? ucma_set_ib_path+0x510/0x510 [ 251.060542] ? debug_check_no_obj_freed+0x2c0/0x680 [ 251.065534] ? kernel_read+0x110/0x110 [ 251.069396] ? common_file_perm+0x3ee/0x580 [ 251.073704] ? security_file_permission+0x82/0x1e0 [ 251.078611] ? rw_verify_area+0xe1/0x2a0 [ 251.082691] vfs_write+0x17f/0x4d0 [ 251.086223] SyS_write+0xf2/0x210 [ 251.089660] ? SyS_read+0x210/0x210 [ 251.093261] ? __do_page_fault+0x159/0xad0 [ 251.097476] ? do_syscall_64+0x4c/0x640 [ 251.101516] ? SyS_read+0x210/0x210 [ 251.105138] do_syscall_64+0x1d5/0x640 [ 251.109017] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 251.114213] RIP: 0033:0x7fbcf31c3659 [ 251.117922] RSP: 002b:00007fbcf3174208 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 251.125620] RAX: ffffffffffffffda RBX: 00007fbcf324b408 RCX: 00007fbcf31c3659 [ 251.132879] RDX: 0000000000000010 RSI: 0000000020000240 RDI: 0000000000000003 [ 251.140140] RBP: 00007fbcf324b400 R08: 00000000fffffa00 R09: 0000000000000000 [ 251.147387] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbcf324b40c [ 251.154631] R13: 00007ffe542505ff R14: 00007fbcf3174300 R15: 0000000000022000 [ 251.161947] Kernel Offset: disabled [ 251.165552] Rebooting in 86400 seconds..