Hello, syzbot found the following issue on: HEAD commit: 6d7ddd805123 Merge tag 'soc-fixes-6.9-3' of git://git.kern.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1567aa6c980000 kernel config: https://syzkaller.appspot.com/x/.config?x=7144b4fe7fbf5900 dashboard link: https://syzkaller.appspot.com/bug?extid=221e213bf17f17e0d6cd compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/7bc7510fe41f/non_bootable_disk-6d7ddd80.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/64e247bdde82/vmlinux-6d7ddd80.xz kernel image: https://storage.googleapis.com/syzbot-assets/b78396634af8/bzImage-6d7ddd80.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+221e213bf17f17e0d6cd@xxxxxxxxxxxxxxxxxxxxxxxxx ------------[ cut here ]------------ WARNING: CPU: 2 PID: 11465 at drivers/infiniband/sw/rxe/rxe_pool.c:116 rxe_pool_cleanup+0x41/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 Modules linked in: CPU: 2 PID: 11465 Comm: syz-executor.2 Not tainted 6.9.0-rc7-syzkaller-00023-g6d7ddd805123 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 RIP: 0010:rxe_pool_cleanup+0x41/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 Code: 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 1f 48 83 bb 80 00 00 00 00 75 06 5b e9 95 28 73 f9 e8 90 28 73 f9 90 <0f> 0b 90 5b e9 86 28 73 f9 e8 81 75 ce f9 eb da 66 66 2e 0f 1f 84 RSP: 0018:ffffc90003baf170 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff8880471b5228 RCX: ffffc90003f99000 RDX: 0000000000040000 RSI: ffffffff881aa460 RDI: ffff8880471b52a8 RBP: ffffffff88190dd0 R08: 0000000000000005 R09: 0000000000000000 R10: 00000000ffffffed R11: 0000000000000000 R12: ffffc90003baf600 R13: ffffc90003baf600 R14: ffff88804570c000 R15: 0000000000000000 FS: 00007fedd04706c0(0000) GS:ffff88806b400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1c5125dd58 CR3: 000000003df64000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> rxe_dealloc+0x26/0x110 drivers/infiniband/sw/rxe/rxe.c:24 ib_dealloc_device+0x46/0x230 drivers/infiniband/core/device.c:657 rxe_net_add+0xb2/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:536 rxe_newlink+0x70/0x190 drivers/infiniband/sw/rxe/rxe.c:197 nldev_newlink+0x396/0x670 drivers/infiniband/core/nldev.c:1763 rdma_nl_rcv_msg+0x388/0x6e0 drivers/infiniband/core/netlink.c:195 rdma_nl_rcv_skb.constprop.0.isra.0+0x2e6/0x450 drivers/infiniband/core/netlink.c:239 netlink_unicast_kernel net/netlink/af_netlink.c:1335 [inline] netlink_unicast+0x542/0x820 net/netlink/af_netlink.c:1361 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1905 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xab5/0xc90 net/socket.c:2584 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2638 __sys_sendmsg+0x117/0x1f0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fedcf67dd69 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fedd04700c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fedcf7abf80 RCX: 00007fedcf67dd69 RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000004 RBP: 00007fedcf6ca49e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fedcf7abf80 R15: 00007ffcb1bc3058 </TASK> --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxx. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup
