0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
2097051 pages RAM
0 pages HighMem/MovableOnly
384534 pages reserved
0 pages cma reserved
==================================================================
BUG: KASAN: use-after-free in rxe_queue_cleanup+0xf4/0x100 drivers/infiniband/sw/rxe/rxe_queue.c:192
Read of size 8 at addr ffff888057fcdd90 by task syz-executor.3/19719

CPU: 1 PID: 19719 Comm: syz-executor.3 Not tainted 5.16.0-rc2-next-20211125-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
 print_address_description.constprop.0.cold+0xa5/0x3ed mm/kasan/report.c:247
 __kasan_report mm/kasan/report.c:433 [inline]
 kasan_report.cold+0x83/0xdf mm/kasan/report.c:450
 rxe_queue_cleanup+0xf4/0x100 drivers/infiniband/sw/rxe/rxe_queue.c:192
 rxe_qp_do_cleanup+0x5d/0xa60 drivers/infiniband/sw/rxe/rxe_qp.c:804
 execute_in_process_context+0x37/0x150 kernel/workqueue.c:3360
 rxe_elem_release+0x64/0x110 drivers/infiniband/sw/rxe/rxe_pool.c:402
 kref_put include/linux/kref.h:65 [inline]
 rxe_create_qp+0x32c/0x3b0 drivers/infiniband/sw/rxe/rxe_verbs.c:449
 create_qp+0x5ac/0x960 drivers/infiniband/core/verbs.c:1241
 ib_create_qp_kernel+0x9d/0x310 drivers/infiniband/core/verbs.c:1352
 ib_create_qp include/rdma/ib_verbs.h:3722 [inline]
 create_mad_qp+0x177/0x2d0 drivers/infiniband/core/mad.c:2910
 ib_mad_port_open drivers/infiniband/core/mad.c:2991 [inline]
 ib_mad_init_device+0xd4d/0x13f0 drivers/infiniband/core/mad.c:3082
 add_client_context+0x405/0x5e0 drivers/infiniband/core/device.c:720
 enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1331
 ib_register_device drivers/infiniband/core/device.c:1419 [inline]
 ib_register_device+0x854/0xb50 drivers/infiniband/core/device.c:1365
 rxe_register_device+0x2fe/0x3b0 drivers/infiniband/sw/rxe/rxe_verbs.c:1141
 rxe_add+0x1331/0x1710 drivers/infiniband/sw/rxe/rxe.c:248
 rxe_net_add+0x8c/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:543
 rxe_newlink drivers/infiniband/sw/rxe/rxe.c:270 [inline]
 rxe_newlink+0xa9/0xd0 drivers/infiniband/sw/rxe/rxe.c:251
 nldev_newlink+0x30a/0x560 drivers/infiniband/core/nldev.c:1717
 rdma_nl_rcv_msg+0x36d/0x690 drivers/infiniband/core/netlink.c:195
 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]
 rdma_nl_rcv+0x2ee/0x430 drivers/infiniband/core/netlink.c:259
 netlink_unicast_kernel net/netlink/af_netlink.c:1315 [inline]
 netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1341
 netlink_sendmsg+0x86d/0xda0 net/netlink/af_netlink.c:1912
 sock_sendmsg_nosec net/socket.c:704 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:724
 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2409
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2463
 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2492
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6671d9fae9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f666f315188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f6671eb2f60 RCX: 00007f6671d9fae9
RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003
RBP: 00007f6671df9f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff0a14e24f R14: 00007f666f315300 R15: 0000000000022000
 </TASK>

Allocated by task 19719:
 kasan_save_stack+0x1e/0x50 mm/kasan/common.c:38
 kasan_set_track mm/kasan/common.c:46 [inline]
 set_alloc_info mm/kasan/common.c:434 [inline]
 ____kasan_kmalloc mm/kasan/common.c:513 [inline]
 ____kasan_kmalloc mm/kasan/common.c:472 [inline]
 __kasan_kmalloc+0xa9/0xd0 mm/kasan/common.c:522
 kmalloc include/linux/slab.h:590 [inline]
 kzalloc include/linux/slab.h:724 [inline]
 rxe_queue_init+0x99/0x510 drivers/infiniband/sw/rxe/rxe_queue.c:66
 rxe_qp_init_req drivers/infiniband/sw/rxe/rxe_qp.c:233 [inline]
 rxe_qp_from_init+0x844/0x1bf0 drivers/infiniband/sw/rxe/rxe_qp.c:347
 rxe_create_qp+0x231/0x3b0 drivers/infiniband/sw/rxe/rxe_verbs.c:441
 create_qp+0x5ac/0x960 drivers/infiniband/core/verbs.c:1241
 ib_create_qp_kernel+0x9d/0x310 drivers/infiniband/core/verbs.c:1352
 ib_create_qp include/rdma/ib_verbs.h:3722 [inline]
 create_mad_qp+0x177/0x2d0 drivers/infiniband/core/mad.c:2910
 ib_mad_port_open drivers/infiniband/core/mad.c:2991 [inline]
 ib_mad_init_device+0xd4d/0x13f0 drivers/infiniband/core/mad.c:3082
 add_client_context+0x405/0x5e0 drivers/infiniband/core/device.c:720
 enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1331
 ib_register_device drivers/infiniband/core/device.c:1419 [inline]
 ib_register_device+0x854/0xb50 drivers/infiniband/core/device.c:1365
 rxe_register_device+0x2fe/0x3b0 drivers/infiniband/sw/rxe/rxe_verbs.c:1141
 rxe_add+0x1331/0x1710 drivers/infiniband/sw/rxe/rxe.c:248
 rxe_net_add+0x8c/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:543
 rxe_newlink drivers/infiniband/sw/rxe/rxe.c:270 [inline]
 rxe_newlink+0xa9/0xd0 drivers/infiniband/sw/rxe/rxe.c:251
 nldev_newlink+0x30a/0x560 drivers/infiniband/core/nldev.c:1717
 rdma_nl_rcv_msg+0x36d/0x690 drivers/infiniband/core/netlink.c:195
 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]
 rdma_nl_rcv+0x2ee/0x430 drivers/infiniband/core/netlink.c:259
 netlink_unicast_kernel net/netlink/af_netlink.c:1315 [inline]
 netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1341
 netlink_sendmsg+0x86d/0xda0 net/netlink/af_netlink.c:1912
 sock_sendmsg_nosec net/socket.c:704 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:724
 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2409
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2463
 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2492
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

Freed by task 19719:
 kasan_save_stack+0x1e/0x50 mm/kasan/common.c:38
 kasan_set_track+0x21/0x30 mm/kasan/common.c:46
 kasan_set_free_info+0x20/0x30 mm/kasan/generic.c:370
 ____kasan_slab_free mm/kasan/common.c:366 [inline]
 ____kasan_slab_free mm/kasan/common.c:328 [inline]
 __kasan_slab_free+0x103/0x170 mm/kasan/common.c:374
 kasan_slab_free include/linux/kasan.h:235 [inline]
 slab_free_hook mm/slub.c:1723 [inline]
 slab_free_freelist_hook+0x8b/0x1c0 mm/slub.c:1749
 slab_free mm/slub.c:3513 [inline]
 kfree+0xe0/0x430 mm/slub.c:4561
 rxe_qp_from_init+0x161e/0x1bf0 drivers/infiniband/sw/rxe/rxe_qp.c:361
 rxe_create_qp+0x231/0x3b0 drivers/infiniband/sw/rxe/rxe_verbs.c:441
 create_qp+0x5ac/0x960 drivers/infiniband/core/verbs.c:1241
 ib_create_qp_kernel+0x9d/0x310 drivers/infiniband/core/verbs.c:1352
 ib_create_qp include/rdma/ib_verbs.h:3722 [inline]
 create_mad_qp+0x177/0x2d0 drivers/infiniband/core/mad.c:2910
 ib_mad_port_open drivers/infiniband/core/mad.c:2991 [inline]
 ib_mad_init_device+0xd4d/0x13f0 drivers/infiniband/core/mad.c:3082
 add_client_context+0x405/0x5e0 drivers/infiniband/core/device.c:720
 enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1331
 ib_register_device drivers/infiniband/core/device.c:1419 [inline]
 ib_register_device+0x854/0xb50 drivers/infiniband/core/device.c:1365
 rxe_register_device+0x2fe/0x3b0 drivers/infiniband/sw/rxe/rxe_verbs.c:1141
 rxe_add+0x1331/0x1710 drivers/infiniband/sw/rxe/rxe.c:248
 rxe_net_add+0x8c/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:543
 rxe_newlink drivers/infiniband/sw/rxe/rxe.c:270 [inline]
 rxe_newlink+0xa9/0xd0 drivers/infiniband/sw/rxe/rxe.c:251
 nldev_newlink+0x30a/0x560 drivers/infiniband/core/nldev.c:1717
 rdma_nl_rcv_msg+0x36d/0x690 drivers/infiniband/core/netlink.c:195
 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]
 rdma_nl_rcv+0x2ee/0x430 drivers/infiniband/core/netlink.c:259
 netlink_unicast_kernel net/netlink/af_netlink.c:1315 [inline]
 netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1341
 netlink_sendmsg+0x86d/0xda0 net/netlink/af_netlink.c:1912
 sock_sendmsg_nosec net/socket.c:704 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:724
 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2409
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2463
 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2492
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

The buggy address belongs to the object at ffff888057fcdd80
 which belongs to the cache kmalloc-64 of size 64
The buggy address is located 16 bytes inside of
 64-byte region [ffff888057fcdd80, ffff888057fcddc0)
The buggy address belongs to the page:
page:ffffea00015ff340 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff888057fcde80 pfn:0x57fcd
flags: 0xfff00000000200(slab|node=0|zone=1|lastcpupid=0x7ff)
raw: 00fff00000000200 ffffea0000887d88 ffffea0000638988 ffff888010c41640
raw: ffff888057fcde80 0000000080200017 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12c40(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY), pid 9680, ts 164119151412, free_ts 163967376703
 prep_new_page mm/page_alloc.c:2433 [inline]
 get_page_from_freelist+0xa72/0x2f40 mm/page_alloc.c:4164
 __alloc_pages+0x1b2/0x500 mm/page_alloc.c:5376
 alloc_pages+0x1a7/0x300 mm/mempolicy.c:2192
 alloc_slab_page mm/slub.c:1793 [inline]
 allocate_slab mm/slub.c:1930 [inline]
 new_slab+0x261/0x460 mm/slub.c:1993
 ___slab_alloc+0x798/0xf30 mm/slub.c:3022
 __slab_alloc.constprop.0+0x4d/0xa0 mm/slub.c:3109
 slab_alloc_node mm/slub.c:3200 [inline]
 slab_alloc mm/slub.c:3242 [inline]
 __kmalloc+0x2fb/0x340 mm/slub.c:4419
 kmalloc include/linux/slab.h:595 [inline]
 kzalloc include/linux/slab.h:724 [inline]
 tomoyo_encode2.part.0+0xe9/0x3a0 security/tomoyo/realpath.c:45
 tomoyo_encode2 security/tomoyo/realpath.c:31 [inline]
 tomoyo_encode+0x28/0x50 security/tomoyo/realpath.c:80
 tomoyo_realpath_from_path+0x186/0x620 security/tomoyo/realpath.c:288
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_check_open_permission+0x272/0x380 security/tomoyo/file.c:771
 tomoyo_file_open security/tomoyo/tomoyo.c:311 [inline]
 tomoyo_file_open+0xa3/0xd0 security/tomoyo/tomoyo.c:306
 security_file_open+0x45/0xb0 security/security.c:1635
 do_dentry_open+0x353/0x1250 fs/open.c:809
 do_open fs/namei.c:3426 [inline]
 path_openat+0x1cad/0x2750 fs/namei.c:3559
 do_filp_open+0x1aa/0x400 fs/namei.c:3586
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1351 [inline]
 free_pcp_prepare+0x414/0xb60 mm/page_alloc.c:1403
 free_unref_page_prepare mm/page_alloc.c:3324 [inline]
 free_unref_page_list+0x1a9/0xfa0 mm/page_alloc.c:3440
 release_pages+0x3ed/0x1b30 mm/swap.c:980
 tlb_batch_pages_flush mm/mmu_gather.c:49 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:242 [inline]
 tlb_flush_mmu mm/mmu_gather.c:249 [inline]
 tlb_finish_mmu+0x165/0x8c0 mm/mmu_gather.c:340
 exit_mmap+0x1ea/0x630 mm/mmap.c:3178
 __mmput+0x122/0x4b0 kernel/fork.c:1115
 mmput+0x56/0x60 kernel/fork.c:1136
 exit_mm kernel/exit.c:507 [inline]
 do_exit+0xb27/0x2c20 kernel/exit.c:819
 do_group_exit+0x125/0x310 kernel/exit.c:929
 __do_sys_exit_group kernel/exit.c:940 [inline]
 __se_sys_exit_group kernel/exit.c:938 [inline]
 __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:938
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

Memory state around the buggy address:
 ffff888057fcdc80: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
 ffff888057fcdd00: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
>ffff888057fcdd80: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
                         ^
 ffff888057fcde00: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc fc
 ffff888057fcde80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
==================================================================