Warning: Permanently added '10.128.0.53' (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 syzkaller login: [ 107.371024][ C0] ================================================================== [ 107.379335][ C0] BUG: KASAN: slab-out-of-bounds in bitmap_port_gc+0x112/0x4f0 [ 107.387037][ C0] Read of size 8 at addr ffff888094f4ed00 by task syz-executor508/10070 [ 107.395845][ C0] [ 107.398173][ C0] CPU: 0 PID: 10070 Comm: syz-executor508 Not tainted 5.5.0-rc5-syzkaller #0 [ 107.407434][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.417578][ C0] Call Trace: [ 107.421205][ C0] [ 107.424050][ C0] dump_stack+0x197/0x210 [ 107.428431][ C0] ? bitmap_port_gc+0x112/0x4f0 [ 107.433419][ C0] print_address_description.constprop.0.cold+0xd4/0x30b [ 107.440559][ C0] ? bitmap_port_gc+0x112/0x4f0 [ 107.445409][ C0] ? bitmap_port_gc+0x112/0x4f0 [ 107.450452][ C0] __kasan_report.cold+0x1b/0x41 [ 107.455658][ C0] ? bitmap_port_gc+0x112/0x4f0 [ 107.460507][ C0] kasan_report+0x12/0x20 [ 107.464869][ C0] check_memory_region+0x134/0x1a0 [ 107.470879][ C0] __kasan_check_read+0x11/0x20 [ 107.475797][ C0] bitmap_port_gc+0x112/0x4f0 [ 107.480626][ C0] call_timer_fn+0x1ac/0x780 [ 107.485264][ C0] ? bitmap_port_test+0x170/0x170 [ 107.490671][ C0] ? msleep_interruptible+0x150/0x150 [ 107.496032][ C0] ? run_timer_softirq+0x6b1/0x1790 [ 107.501408][ C0] ? trace_hardirqs_on+0x67/0x240 [ 107.506576][ C0] ? bitmap_port_test+0x170/0x170 [ 107.512031][ C0] ? bitmap_port_test+0x170/0x170 [ 107.517249][ C0] run_timer_softirq+0x6c3/0x1790 [ 107.522389][ C0] ? add_timer+0x930/0x930 [ 107.526983][ C0] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 107.534651][ C0] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.540280][ C0] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 107.546273][ C0] ? trace_hardirqs_on+0x67/0x240 [ 107.551405][ C0] __do_softirq+0x262/0x98c [ 107.556020][ C0] ? sched_clock_cpu+0x1b/0x1b0 [ 107.561008][ C0] irq_exit+0x19b/0x1e0 [ 107.565335][ C0] smp_apic_timer_interrupt+0x1a3/0x610 [ 107.570892][ C0] apic_timer_interrupt+0xf/0x20 [ 107.575949][ C0] [ 107.578916][ C0] RIP: 0010:lock_is_held_type+0x272/0x320 [ 107.585173][ C0] Code: ff df c7 83 94 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 88 00 00 00 48 83 3d ee 01 39 08 00 74 31 48 8b 7d c0 57 9d <0f> 1f 44 00 00 48 83 c4 20 44 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d [ 107.604936][ C0] RSP: 0018:ffffc90003677d00 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 107.613456][ C0] RAX: 1ffffffff132669b RBX: ffff888091f1c200 RCX: ffff888091f1ca98 [ 107.621631][ C0] RDX: dffffc0000000000 RSI: ffffffff899a3e80 RDI: 0000000000000282 [ 107.629685][ C0] RBP: ffffc90003677d48 R08: ffff888091f1c200 R09: fffffbfff165e7ae [ 107.637892][ C0] R10: ffff888091f1ca98 R11: ffff888091f1c200 R12: 0000000000000000 [ 107.645858][ C0] R13: ffff888091f1ca98 R14: ffffffff899a3e80 R15: 0000000000000001 [ 107.653854][ C0] ___might_sleep+0x205/0x2c0 [ 107.658608][ C0] __might_sleep+0x95/0x190 [ 107.663216][ C0] __do_page_fault+0x369/0xd80 [ 107.668191][ C0] ? page_fault+0x16/0x40 [ 107.672526][ C0] do_page_fault+0x38/0x590 [ 107.677029][ C0] page_fault+0x39/0x40 [ 107.681291][ C0] RIP: 0010:__put_user_4+0x1c/0x30 [ 107.686389][ C0] Code: 1f 00 c3 90 66 2e 0f 1f 84 00 00 00 00 00 65 48 8b 1c 25 c0 1e 02 00 48 8b 9b d0 14 00 00 48 83 eb 03 48 39 d9 73 4a 0f 1f 00 <89> 01 31 c0 0f 1f 00 c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 65 48 [ 107.706251][ C0] RSP: 0018:ffffc90003677f30 EFLAGS: 00010297 [ 107.712465][ C0] RAX: 0000000000002756 RBX: 00007fffffffeffd RCX: 0000000000758b50 [ 107.720431][ C0] RDX: dffffc0000000000 RSI: 1ffff110123e3953 RDI: ffff888091f1c7b0 [ 107.728581][ C0] RBP: ffffc90003677f48 R08: 0000000000000001 R09: ffff888091f1ca90 [ 107.736548][ C0] R10: fffffbfff14f6988 R11: ffffffff8a7b4c47 R12: 0000000000000000 [ 107.744544][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 107.752616][ C0] ? schedule_tail+0xd8/0x130 [ 107.757536][ C0] ret_from_fork+0x8/0x30 [ 107.761889][ C0] RIP: 0033:0x43fd5a [ 107.765782][ C0] Code: Bad RIP value. [ 107.769835][ C0] RSP: 002b:00007fff2be614b0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 107.778599][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000043fd5a [ 107.786683][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 107.794650][ C0] RBP: 00007fff2be614d0 R08: 0000000000000000 R09: 0000000000758880 [ 107.802622][ C0] R10: 0000000000758b50 R11: 0000000000000246 R12: 0000000000000000 [ 107.810677][ C0] R13: 0000000000402250 R14: 0000000000000000 R15: 0000000000000000 [ 107.818787][ C0] [ 107.821132][ C0] Allocated by task 9707: [ 107.825460][ C0] save_stack+0x23/0x90 [ 107.829693][ C0] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 107.835432][ C0] kasan_kmalloc+0x9/0x10 [ 107.839925][ C0] __kmalloc+0x163/0x770 [ 107.844280][ C0] ip_set_alloc+0x38/0x5e [ 107.849659][ C0] bitmap_port_create+0x3dc/0x7c0 [ 107.854944][ C0] ip_set_create+0x6f1/0x1500 [ 107.859620][ C0] nfnetlink_rcv_msg+0xcf2/0xfb0 [ 107.864560][ C0] netlink_rcv_skb+0x177/0x450 [ 107.869339][ C0] nfnetlink_rcv+0x1ba/0x460 [ 107.873924][ C0] netlink_unicast+0x58c/0x7d0 [ 107.878746][ C0] netlink_sendmsg+0x91c/0xea0 [ 107.883504][ C0] sock_sendmsg+0xd7/0x130 [ 107.887914][ C0] ____sys_sendmsg+0x753/0x880 [ 107.892690][ C0] ___sys_sendmsg+0x100/0x170 [ 107.897603][ C0] __sys_sendmsg+0x105/0x1d0 [ 107.902219][ C0] __x64_sys_sendmsg+0x78/0xb0 [ 107.907046][ C0] do_syscall_64+0xfa/0x790 [ 107.911719][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.917746][ C0] [ 107.920104][ C0] Freed by task 9432: [ 107.924105][ C0] save_stack+0x23/0x90 [ 107.928306][ C0] __kasan_slab_free+0x102/0x150 [ 107.933378][ C0] kasan_slab_free+0xe/0x10 [ 107.938018][ C0] kfree+0x10a/0x2c0 [ 107.942241][ C0] tomoyo_check_open_permission+0x19e/0x3e0 [ 107.948126][ C0] tomoyo_file_open+0xa9/0xd0 [ 107.952801][ C0] security_file_open+0x71/0x300 [ 107.957829][ C0] do_dentry_open+0x37a/0x1380 [ 107.962790][ C0] vfs_open+0xa0/0xd0 [ 107.966788][ C0] path_openat+0x10df/0x4500 [ 107.971629][ C0] do_filp_open+0x1a1/0x280 [ 107.976290][ C0] do_sys_open+0x3fe/0x5d0 [ 107.980696][ C0] __x64_sys_open+0x7e/0xc0 [ 107.985400][ C0] do_syscall_64+0xfa/0x790 [ 107.989980][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.995855][ C0] [ 107.998199][ C0] The buggy address belongs to the object at ffff888094f4ed00 [ 107.998199][ C0] which belongs to the cache kmalloc-32 of size 32 [ 108.012280][ C0] The buggy address is located 0 bytes inside of [ 108.012280][ C0] 32-byte region [ffff888094f4ed00, ffff888094f4ed20) [ 108.025321][ C0] The buggy address belongs to the page: [ 108.031023][ C0] page:ffffea000253d380 refcount:1 mapcount:0 mapping:ffff8880aa4001c0 index:0xffff888094f4efc1 [ 108.041441][ C0] raw: 00fffe0000000200 ffffea00028ef8c8 ffffea000276ec08 ffff8880aa4001c0 [ 108.050408][ C0] raw: ffff888094f4efc1 ffff888094f4e000 000000010000003f 0000000000000000 [ 108.058989][ C0] page dumped because: kasan: bad access detected [ 108.065509][ C0] [ 108.067834][ C0] Memory state around the buggy address: [ 108.073774][ C0] ffff888094f4ec00: fb fb fb fb fc fc fc fc fb fb fb fb fc fc fc fc [ 108.082368][ C0] ffff888094f4ec80: fb fb fb fb fc fc fc fc fb fb fb fb fc fc fc fc [ 108.090424][ C0] >ffff888094f4ed00: 04 fc fc fc fc fc fc fc fb fb fb fb fc fc fc fc [ 108.098492][ C0] ^ [ 108.102557][ C0] ffff888094f4ed80: fb fb fb fb fc fc fc fc fb fb fb fb fc fc fc fc [ 108.110616][ C0] ffff888094f4ee00: fb fb fb fb fc fc fc fc fb fb fb fb fc fc fc fc [ 108.118673][ C0] ================================================================== [ 108.126726][ C0] Disabling lock debugging due to kernel taint [ 108.133067][ C0] Kernel panic - not syncing: panic_on_warn set ... [ 108.139789][ C0] CPU: 0 PID: 10070 Comm: syz-executor508 Tainted: G B 5.5.0-rc5-syzkaller #0 [ 108.150360][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.160546][ C0] Call Trace: [ 108.163821][ C0] [ 108.166678][ C0] dump_stack+0x197/0x210 [ 108.170997][ C0] panic+0x2e3/0x75c [ 108.174902][ C0] ? add_taint.cold+0x16/0x16 [ 108.179560][ C0] ? retint_kernel+0x2b/0x2b [ 108.184215][ C0] ? trace_hardirqs_on+0x5e/0x240 [ 108.189809][ C0] ? bitmap_port_gc+0x112/0x4f0 [ 108.194664][ C0] end_report+0x47/0x4f [ 108.198958][ C0] ? bitmap_port_gc+0x112/0x4f0 [ 108.203806][ C0] __kasan_report.cold+0xe/0x41 [ 108.208665][ C0] ? bitmap_port_gc+0x112/0x4f0 [ 108.213514][ C0] kasan_report+0x12/0x20 [ 108.217837][ C0] check_memory_region+0x134/0x1a0 [ 108.222956][ C0] __kasan_check_read+0x11/0x20 [ 108.227929][ C0] bitmap_port_gc+0x112/0x4f0 [ 108.232609][ C0] call_timer_fn+0x1ac/0x780 [ 108.237208][ C0] ? bitmap_port_test+0x170/0x170 [ 108.242234][ C0] ? msleep_interruptible+0x150/0x150 [ 108.247727][ C0] ? run_timer_softirq+0x6b1/0x1790 [ 108.252932][ C0] ? trace_hardirqs_on+0x67/0x240 [ 108.258560][ C0] ? bitmap_port_test+0x170/0x170 [ 108.264025][ C0] ? bitmap_port_test+0x170/0x170 [ 108.269047][ C0] run_timer_softirq+0x6c3/0x1790 [ 108.274063][ C0] ? add_timer+0x930/0x930 [ 108.278756][ C0] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 108.285198][ C0] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.291175][ C0] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 108.297161][ C0] ? trace_hardirqs_on+0x67/0x240 [ 108.302213][ C0] __do_softirq+0x262/0x98c [ 108.306943][ C0] ? sched_clock_cpu+0x1b/0x1b0 [ 108.311902][ C0] irq_exit+0x19b/0x1e0 [ 108.316166][ C0] smp_apic_timer_interrupt+0x1a3/0x610 [ 108.321732][ C0] apic_timer_interrupt+0xf/0x20 [ 108.326829][ C0] [ 108.329773][ C0] RIP: 0010:lock_is_held_type+0x272/0x320 [ 108.335493][ C0] Code: ff df c7 83 94 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 88 00 00 00 48 83 3d ee 01 39 08 00 74 31 48 8b 7d c0 57 9d <0f> 1f 44 00 00 48 83 c4 20 44 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d [ 108.355289][ C0] RSP: 0018:ffffc90003677d00 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 108.363810][ C0] RAX: 1ffffffff132669b RBX: ffff888091f1c200 RCX: ffff888091f1ca98 [ 108.371783][ C0] RDX: dffffc0000000000 RSI: ffffffff899a3e80 RDI: 0000000000000282 [ 108.379927][ C0] RBP: ffffc90003677d48 R08: ffff888091f1c200 R09: fffffbfff165e7ae [ 108.387911][ C0] R10: ffff888091f1ca98 R11: ffff888091f1c200 R12: 0000000000000000 [ 108.396016][ C0] R13: ffff888091f1ca98 R14: ffffffff899a3e80 R15: 0000000000000001 [ 108.404004][ C0] ___might_sleep+0x205/0x2c0 [ 108.408676][ C0] __might_sleep+0x95/0x190 [ 108.413192][ C0] __do_page_fault+0x369/0xd80 [ 108.417955][ C0] ? page_fault+0x16/0x40 [ 108.422280][ C0] do_page_fault+0x38/0x590 [ 108.426772][ C0] page_fault+0x39/0x40 [ 108.430923][ C0] RIP: 0010:__put_user_4+0x1c/0x30 [ 108.436228][ C0] Code: 1f 00 c3 90 66 2e 0f 1f 84 00 00 00 00 00 65 48 8b 1c 25 c0 1e 02 00 48 8b 9b d0 14 00 00 48 83 eb 03 48 39 d9 73 4a 0f 1f 00 <89> 01 31 c0 0f 1f 00 c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 65 48 [ 108.456000][ C0] RSP: 0018:ffffc90003677f30 EFLAGS: 00010297 [ 108.462135][ C0] RAX: 0000000000002756 RBX: 00007fffffffeffd RCX: 0000000000758b50 [ 108.470154][ C0] RDX: dffffc0000000000 RSI: 1ffff110123e3953 RDI: ffff888091f1c7b0 [ 108.478965][ C0] RBP: ffffc90003677f48 R08: 0000000000000001 R09: ffff888091f1ca90 [ 108.486924][ C0] R10: fffffbfff14f6988 R11: ffffffff8a7b4c47 R12: 0000000000000000 [ 108.496280][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 108.504274][ C0] ? schedule_tail+0xd8/0x130 [ 108.509020][ C0] ret_from_fork+0x8/0x30 [ 108.513513][ C0] RIP: 0033:0x43fd5a [ 108.517667][ C0] Code: Bad RIP value. [ 108.521724][ C0] RSP: 002b:00007fff2be614b0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 108.530664][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000043fd5a [ 108.538647][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 108.546628][ C0] RBP: 00007fff2be614d0 R08: 0000000000000000 R09: 0000000000758880 [ 108.555084][ C0] R10: 0000000000758b50 R11: 0000000000000246 R12: 0000000000000000 [ 108.563049][ C0] R13: 0000000000402250 R14: 0000000000000000 R15: 0000000000000000 [ 108.572496][ C0] Kernel Offset: disabled [ 108.577052][ C0] Rebooting in 86400 seconds..