Warning: Permanently added '10.128.0.238' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 106.116289][ T9663] ================================================================== [ 106.124607][ T9663] BUG: KASAN: slab-out-of-bounds in bitmap_port_ext_cleanup+0xe6/0x2a0 [ 106.132893][ T9663] Read of size 8 at addr ffff888098db7000 by task syz-executor299/9663 [ 106.141260][ T9663] [ 106.143597][ T9663] CPU: 0 PID: 9663 Comm: syz-executor299 Not tainted 5.5.0-rc6-syzkaller #0 [ 106.152259][ T9663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.162548][ T9663] Call Trace: [ 106.165830][ T9663] dump_stack+0x197/0x210 [ 106.170159][ T9663] ? bitmap_port_ext_cleanup+0xe6/0x2a0 [ 106.175705][ T9663] print_address_description.constprop.0.cold+0xd4/0x30b [ 106.182730][ T9663] ? bitmap_port_ext_cleanup+0xe6/0x2a0 [ 106.188285][ T9663] ? bitmap_port_ext_cleanup+0xe6/0x2a0 [ 106.193858][ T9663] __kasan_report.cold+0x1b/0x41 [ 106.198971][ T9663] ? bitmap_port_ext_cleanup+0xe6/0x2a0 [ 106.204745][ T9663] kasan_report+0x12/0x20 [ 106.209075][ T9663] check_memory_region+0x134/0x1a0 [ 106.214293][ T9663] __kasan_check_read+0x11/0x20 [ 106.219144][ T9663] bitmap_port_ext_cleanup+0xe6/0x2a0 [ 106.224645][ T9663] bitmap_port_destroy+0x180/0x1d0 [ 106.229860][ T9663] ip_set_create+0xe47/0x1500 [ 106.234534][ T9663] ? ip_set_destroy+0xb70/0xb70 [ 106.239416][ T9663] ? ip_set_destroy+0xb70/0xb70 [ 106.244318][ T9663] nfnetlink_rcv_msg+0xcf2/0xfb0 [ 106.249254][ T9663] ? nfnetlink_bind+0x2c0/0x2c0 [ 106.254391][ T9663] ? __kasan_check_read+0x11/0x20 [ 106.259419][ T9663] ? __lock_acquire+0x8a0/0x4a00 [ 106.264605][ T9663] ? save_stack+0x5c/0x90 [ 106.268923][ T9663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 106.275156][ T9663] ? apparmor_capable+0x497/0x900 [ 106.280226][ T9663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 106.286476][ T9663] ? __kasan_check_read+0x11/0x20 [ 106.291494][ T9663] ? apparmor_cred_prepare+0x7b0/0x7b0 [ 106.296943][ T9663] netlink_rcv_skb+0x177/0x450 [ 106.301689][ T9663] ? nfnetlink_bind+0x2c0/0x2c0 [ 106.306689][ T9663] ? netlink_ack+0xb50/0xb50 [ 106.311267][ T9663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 106.317495][ T9663] ? ns_capable_common+0x93/0x100 [ 106.322513][ T9663] ? ns_capable+0x20/0x30 [ 106.326834][ T9663] ? __netlink_ns_capable+0x104/0x140 [ 106.332193][ T9663] nfnetlink_rcv+0x1ba/0x460 [ 106.336772][ T9663] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 106.342283][ T9663] ? netlink_deliver_tap+0x24a/0xbf0 [ 106.347569][ T9663] ? __kasan_check_write+0x14/0x20 [ 106.352672][ T9663] netlink_unicast+0x59e/0x7e0 [ 106.357577][ T9663] ? netlink_attachskb+0x870/0x870 [ 106.362684][ T9663] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 106.368402][ T9663] ? __check_object_size+0x3d/0x437 [ 106.373591][ T9663] netlink_sendmsg+0x91c/0xea0 [ 106.378449][ T9663] ? netlink_unicast+0x7e0/0x7e0 [ 106.383372][ T9663] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 106.389102][ T9663] ? apparmor_socket_sendmsg+0x2a/0x30 [ 106.394668][ T9663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 106.401038][ T9663] ? security_socket_sendmsg+0x8d/0xc0 [ 106.406586][ T9663] ? netlink_unicast+0x7e0/0x7e0 [ 106.411552][ T9663] sock_sendmsg+0xd7/0x130 [ 106.416019][ T9663] ____sys_sendmsg+0x753/0x880 [ 106.420789][ T9663] ? kernel_sendmsg+0x50/0x50 [ 106.425498][ T9663] ? mark_held_locks+0xa4/0xf0 [ 106.430250][ T9663] ? do_huge_pmd_anonymous_page+0x1463/0x1a50 [ 106.436315][ T9663] ? __handle_mm_fault+0x3145/0x3cc0 [ 106.441589][ T9663] ? do_huge_pmd_anonymous_page+0x1463/0x1a50 [ 106.447650][ T9663] ___sys_sendmsg+0x100/0x170 [ 106.452314][ T9663] ? do_huge_pmd_anonymous_page+0xceb/0x1a50 [ 106.458282][ T9663] ? sendmsg_copy_msghdr+0x70/0x70 [ 106.463381][ T9663] ? __do_page_fault+0x56a/0xd80 [ 106.468309][ T9663] ? find_held_lock+0x35/0x130 [ 106.473160][ T9663] ? __do_page_fault+0x56a/0xd80 [ 106.478146][ T9663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 106.484391][ T9663] ? __fget_light+0x1a9/0x230 [ 106.489166][ T9663] ? __fdget+0x1b/0x20 [ 106.493344][ T9663] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 106.499666][ T9663] __sys_sendmsg+0x105/0x1d0 [ 106.504248][ T9663] ? __sys_sendmsg_sock+0xc0/0xc0 [ 106.509325][ T9663] ? down_read_non_owner+0x490/0x490 [ 106.515303][ T9663] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 106.520947][ T9663] ? do_syscall_64+0x26/0x790 [ 106.525622][ T9663] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.531684][ T9663] ? do_syscall_64+0x26/0x790 [ 106.536371][ T9663] __x64_sys_sendmsg+0x78/0xb0 [ 106.541125][ T9663] do_syscall_64+0xfa/0x790 [ 106.545717][ T9663] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.551594][ T9663] RIP: 0033:0x441399 [ 106.555472][ T9663] Code: e8 fc ab 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 9b 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.575063][ T9663] RSP: 002b:00007ffc508a1bf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 106.583632][ T9663] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441399 [ 106.591867][ T9663] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003 [ 106.599832][ T9663] RBP: 0000000000019e39 R08: 00000000004002c8 R09: 00000000004002c8 [ 106.607800][ T9663] R10: 0000000000000004 R11: 0000000000000246 R12: 00000000004021c0 [ 106.615763][ T9663] R13: 0000000000402250 R14: 0000000000000000 R15: 0000000000000000 [ 106.623730][ T9663] [ 106.626046][ T9663] Allocated by task 9663: [ 106.630404][ T9663] save_stack+0x23/0x90 [ 106.634587][ T9663] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 106.640301][ T9663] kasan_kmalloc+0x9/0x10 [ 106.644614][ T9663] __kmalloc+0x163/0x770 [ 106.648848][ T9663] ip_set_alloc+0x38/0x5e [ 106.653176][ T9663] bitmap_port_create+0x3dc/0x7c0 [ 106.658198][ T9663] ip_set_create+0x6f1/0x1500 [ 106.662882][ T9663] nfnetlink_rcv_msg+0xcf2/0xfb0 [ 106.667964][ T9663] netlink_rcv_skb+0x177/0x450 [ 106.672900][ T9663] nfnetlink_rcv+0x1ba/0x460 [ 106.677483][ T9663] netlink_unicast+0x59e/0x7e0 [ 106.682245][ T9663] netlink_sendmsg+0x91c/0xea0 [ 106.687020][ T9663] sock_sendmsg+0xd7/0x130 [ 106.691514][ T9663] ____sys_sendmsg+0x753/0x880 [ 106.696267][ T9663] ___sys_sendmsg+0x100/0x170 [ 106.700939][ T9663] __sys_sendmsg+0x105/0x1d0 [ 106.705530][ T9663] __x64_sys_sendmsg+0x78/0xb0 [ 106.710368][ T9663] do_syscall_64+0xfa/0x790 [ 106.714892][ T9663] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.720770][ T9663] [ 106.723082][ T9663] Freed by task 9389: [ 106.727149][ T9663] save_stack+0x23/0x90 [ 106.731439][ T9663] __kasan_slab_free+0x102/0x150 [ 106.736366][ T9663] kasan_slab_free+0xe/0x10 [ 106.740855][ T9663] kfree+0x10a/0x2c0 [ 106.744736][ T9663] tomoyo_path_perm+0x24e/0x430 [ 106.749580][ T9663] tomoyo_inode_getattr+0x1d/0x30 [ 106.754599][ T9663] security_inode_getattr+0xf2/0x150 [ 106.760088][ T9663] vfs_getattr+0x25/0x70 [ 106.764356][ T9663] vfs_statx+0x157/0x200 [ 106.768601][ T9663] __do_sys_newstat+0xa4/0x130 [ 106.773452][ T9663] __x64_sys_newstat+0x54/0x80 [ 106.778265][ T9663] do_syscall_64+0xfa/0x790 [ 106.782828][ T9663] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.788705][ T9663] [ 106.791021][ T9663] The buggy address belongs to the object at ffff888098db7000 [ 106.791021][ T9663] which belongs to the cache kmalloc-32 of size 32 [ 106.805021][ T9663] The buggy address is located 0 bytes inside of [ 106.805021][ T9663] 32-byte region [ffff888098db7000, ffff888098db7020) [ 106.818105][ T9663] The buggy address belongs to the page: [ 106.823732][ T9663] page:ffffea0002636dc0 refcount:1 mapcount:0 mapping:ffff8880aa4001c0 index:0xffff888098db7fc1 [ 106.834219][ T9663] raw: 00fffe0000000200 ffffea0002a11408 ffffea0002994f88 ffff8880aa4001c0 [ 106.842808][ T9663] raw: ffff888098db7fc1 ffff888098db7000 0000000100000028 0000000000000000 [ 106.851377][ T9663] page dumped because: kasan: bad access detected [ 106.857774][ T9663] [ 106.860210][ T9663] Memory state around the buggy address: [ 106.865831][ T9663] ffff888098db6f00: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 106.873887][ T9663] ffff888098db6f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 106.882085][ T9663] >ffff888098db7000: 04 fc fc fc fc fc fc fc fb fb fb fb fc fc fc fc [ 106.890142][ T9663] ^ [ 106.894206][ T9663] ffff888098db7080: fb fb fb fb fc fc fc fc fb fb fb fb fc fc fc fc [ 106.902267][ T9663] ffff888098db7100: 00 00 fc fc fc fc fc fc fb fb fb fb fc fc fc fc [ 106.910841][ T9663] ================================================================== [ 106.919008][ T9663] Disabling lock debugging due to kernel taint [ 106.925780][ T9663] Kernel panic - not syncing: panic_on_warn set ... [ 106.932427][ T9663] CPU: 0 PID: 9663 Comm: syz-executor299 Tainted: G B 5.5.0-rc6-syzkaller #0 [ 106.942573][ T9663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.952618][ T9663] Call Trace: [ 106.955908][ T9663] dump_stack+0x197/0x210 [ 106.960226][ T9663] panic+0x2e3/0x75c [ 106.964124][ T9663] ? add_taint.cold+0x16/0x16 [ 106.968888][ T9663] ? bitmap_port_ext_cleanup+0xe6/0x2a0 [ 106.974537][ T9663] ? preempt_schedule+0x4b/0x60 [ 106.979423][ T9663] ? ___preempt_schedule+0x16/0x18 [ 106.984643][ T9663] ? trace_hardirqs_on+0x5e/0x240 [ 106.989689][ T9663] ? bitmap_port_ext_cleanup+0xe6/0x2a0 [ 106.995229][ T9663] end_report+0x47/0x4f [ 106.999368][ T9663] ? bitmap_port_ext_cleanup+0xe6/0x2a0 [ 107.004908][ T9663] __kasan_report.cold+0xe/0x41 [ 107.010815][ T9663] ? bitmap_port_ext_cleanup+0xe6/0x2a0 [ 107.016467][ T9663] kasan_report+0x12/0x20 [ 107.020800][ T9663] check_memory_region+0x134/0x1a0 [ 107.025909][ T9663] __kasan_check_read+0x11/0x20 [ 107.030839][ T9663] bitmap_port_ext_cleanup+0xe6/0x2a0 [ 107.036209][ T9663] bitmap_port_destroy+0x180/0x1d0 [ 107.041332][ T9663] ip_set_create+0xe47/0x1500 [ 107.047006][ T9663] ? ip_set_destroy+0xb70/0xb70 [ 107.052813][ T9663] ? ip_set_destroy+0xb70/0xb70 [ 107.057738][ T9663] nfnetlink_rcv_msg+0xcf2/0xfb0 [ 107.062673][ T9663] ? nfnetlink_bind+0x2c0/0x2c0 [ 107.067783][ T9663] ? __kasan_check_read+0x11/0x20 [ 107.072983][ T9663] ? __lock_acquire+0x8a0/0x4a00 [ 107.077912][ T9663] ? save_stack+0x5c/0x90 [ 107.082236][ T9663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 107.088548][ T9663] ? apparmor_capable+0x497/0x900 [ 107.093563][ T9663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 107.099946][ T9663] ? __kasan_check_read+0x11/0x20 [ 107.104961][ T9663] ? apparmor_cred_prepare+0x7b0/0x7b0 [ 107.110427][ T9663] netlink_rcv_skb+0x177/0x450 [ 107.115206][ T9663] ? nfnetlink_bind+0x2c0/0x2c0 [ 107.120053][ T9663] ? netlink_ack+0xb50/0xb50 [ 107.124645][ T9663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 107.130979][ T9663] ? ns_capable_common+0x93/0x100 [ 107.136089][ T9663] ? ns_capable+0x20/0x30 [ 107.140559][ T9663] ? __netlink_ns_capable+0x104/0x140 [ 107.146034][ T9663] nfnetlink_rcv+0x1ba/0x460 [ 107.150627][ T9663] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 107.156101][ T9663] ? netlink_deliver_tap+0x24a/0xbf0 [ 107.161383][ T9663] ? __kasan_check_write+0x14/0x20 [ 107.166485][ T9663] netlink_unicast+0x59e/0x7e0 [ 107.171358][ T9663] ? netlink_attachskb+0x870/0x870 [ 107.176474][ T9663] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 107.182190][ T9663] ? __check_object_size+0x3d/0x437 [ 107.187449][ T9663] netlink_sendmsg+0x91c/0xea0 [ 107.192226][ T9663] ? netlink_unicast+0x7e0/0x7e0 [ 107.197208][ T9663] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 107.202746][ T9663] ? apparmor_socket_sendmsg+0x2a/0x30 [ 107.208289][ T9663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 107.214638][ T9663] ? security_socket_sendmsg+0x8d/0xc0 [ 107.220092][ T9663] ? netlink_unicast+0x7e0/0x7e0 [ 107.225239][ T9663] sock_sendmsg+0xd7/0x130 [ 107.229652][ T9663] ____sys_sendmsg+0x753/0x880 [ 107.234569][ T9663] ? kernel_sendmsg+0x50/0x50 [ 107.239275][ T9663] ? mark_held_locks+0xa4/0xf0 [ 107.244025][ T9663] ? do_huge_pmd_anonymous_page+0x1463/0x1a50 [ 107.250083][ T9663] ? __handle_mm_fault+0x3145/0x3cc0 [ 107.256334][ T9663] ? do_huge_pmd_anonymous_page+0x1463/0x1a50 [ 107.262482][ T9663] ___sys_sendmsg+0x100/0x170 [ 107.267153][ T9663] ? do_huge_pmd_anonymous_page+0xceb/0x1a50 [ 107.273120][ T9663] ? sendmsg_copy_msghdr+0x70/0x70 [ 107.278225][ T9663] ? __do_page_fault+0x56a/0xd80 [ 107.283283][ T9663] ? find_held_lock+0x35/0x130 [ 107.288035][ T9663] ? __do_page_fault+0x56a/0xd80 [ 107.292974][ T9663] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 107.299256][ T9663] ? __fget_light+0x1a9/0x230 [ 107.303933][ T9663] ? __fdget+0x1b/0x20 [ 107.307996][ T9663] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 107.314336][ T9663] __sys_sendmsg+0x105/0x1d0 [ 107.318969][ T9663] ? __sys_sendmsg_sock+0xc0/0xc0 [ 107.323996][ T9663] ? down_read_non_owner+0x490/0x490 [ 107.329313][ T9663] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 107.334850][ T9663] ? do_syscall_64+0x26/0x790 [ 107.339521][ T9663] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.345602][ T9663] ? do_syscall_64+0x26/0x790 [ 107.350273][ T9663] __x64_sys_sendmsg+0x78/0xb0 [ 107.355030][ T9663] do_syscall_64+0xfa/0x790 [ 107.359529][ T9663] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.365512][ T9663] RIP: 0033:0x441399 [ 107.369624][ T9663] Code: e8 fc ab 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 9b 09 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.389995][ T9663] RSP: 002b:00007ffc508a1bf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 107.398426][ T9663] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441399 [ 107.406457][ T9663] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003 [ 107.414599][ T9663] RBP: 0000000000019e39 R08: 00000000004002c8 R09: 00000000004002c8 [ 107.422557][ T9663] R10: 0000000000000004 R11: 0000000000000246 R12: 00000000004021c0 [ 107.431297][ T9663] R13: 0000000000402250 R14: 0000000000000000 R15: 0000000000000000 [ 107.441081][ T9663] Kernel Offset: disabled [ 107.446125][ T9663] Rebooting in 86400 seconds..