netlink: 64 bytes leftover after parsing attributes in process `syz.2.416'. siw: device registration error -23 smc: removing ib device syz2 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8415 at drivers/infiniband/sw/rxe/rxe_pool.c:116 rxe_pool_cleanup+0x58/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 Modules linked in: CPU: 0 UID: 0 PID: 8415 Comm: syz.2.416 Not tainted 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : rxe_pool_cleanup+0x58/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 lr : rxe_pool_cleanup+0x58/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 sp : ffff80009c4e6f00 x29: ffff80009c4e6f00 x28: ffff80009c4e74e0 x27: ffff80008cd6ece0 x26: 0000000000000005 x25: dfff800000000000 x24: ffff0000d8045090 x23: ffff70001389ce04 x22: ffff0000d8045090 x21: dfff800000000000 x20: ffff8000880f4fe0 x19: ffff0000d80453b0 x18: 00000000ffffffff x17: ffff800092f39000 x16: ffff80008adbeaf4 x15: 0000000000000001 x14: 1fffe0001b0088f0 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 000000000007ffff x9 : ffff8000a42c2000 x8 : 0000000000080000 x7 : ffff8000804f395c x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff800087f17994 x2 : 0000000000000000 x1 : 0000000000000002 x0 : ffff0000d8045330 Call trace: rxe_pool_cleanup+0x58/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 (P) rxe_dealloc+0x30/0xd0 drivers/infiniband/sw/rxe/rxe.c:24 ib_dealloc_device+0x50/0x1dc drivers/infiniband/core/device.c:656 __ib_unregister_device+0x374/0x3f8 drivers/infiniband/core/device.c:1536 ib_unregister_device_and_put+0xb8/0x118 drivers/infiniband/core/device.c:1583 nldev_dellink+0x21c/0x2b0 drivers/infiniband/core/nldev.c:1826 rdma_nl_rcv_msg drivers/infiniband/core/netlink.c:-1 [inline] rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline] rdma_nl_rcv+0x55c/0x7f0 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x60c/0x824 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x648/0x930 net/netlink/af_netlink.c:1883 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg net/socket.c:727 [inline] ____sys_sendmsg+0x490/0x7b8 net/socket.c:2566 ___sys_sendmsg+0x204/0x278 net/socket.c:2620 __sys_sendmsg net/socket.c:2652 [inline] __do_sys_sendmsg net/socket.c:2657 [inline] __se_sys_sendmsg net/socket.c:2655 [inline] __arm64_sys_sendmsg+0x184/0x238 net/socket.c:2655 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 177110 hardirqs last enabled at (177109): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (177109): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (177110): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (175772): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (175772): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (175747): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8415 at drivers/infiniband/sw/rxe/rxe_pool.c:116 rxe_pool_cleanup+0x58/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 Modules linked in: CPU: 0 UID: 0 PID: 8415 Comm: syz.2.416 Tainted: G W 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : rxe_pool_cleanup+0x58/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 lr : rxe_pool_cleanup+0x58/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 sp : ffff80009c4e6f00 x29: ffff80009c4e6f00 x28: ffff80009c4e74e0 x27: ffff80008cd6ece0 x26: 0000000000000005 x25: dfff800000000000 x24: ffff0000d8045090 x23: ffff70001389ce04 x22: ffff0000d8045090 x21: dfff800000000000 x20: ffff8000880f4fe0 x19: ffff0000d80456a8 x18: 00000000ffffffff x17: ffff800092f39000 x16: ffff80008adbeaf4 x15: 0000000000000001 x14: 1fffe0001b0088f0 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 000000000007ffff x9 : ffff8000a42c2000 x8 : 0000000000080000 x7 : ffff8000804f395c x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff800087f17994 x2 : 0000000000000000 x1 : 0000000000000002 x0 : ffff0000d8045628 Call trace: rxe_pool_cleanup+0x58/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 (P) rxe_dealloc+0x6c/0xd0 drivers/infiniband/sw/rxe/rxe.c:29 ib_dealloc_device+0x50/0x1dc drivers/infiniband/core/device.c:656 __ib_unregister_device+0x374/0x3f8 drivers/infiniband/core/device.c:1536 ib_unregister_device_and_put+0xb8/0x118 drivers/infiniband/core/device.c:1583 nldev_dellink+0x21c/0x2b0 drivers/infiniband/core/nldev.c:1826 rdma_nl_rcv_msg drivers/infiniband/core/netlink.c:-1 [inline] rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline] rdma_nl_rcv+0x55c/0x7f0 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x60c/0x824 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x648/0x930 net/netlink/af_netlink.c:1883 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg net/socket.c:727 [inline] ____sys_sendmsg+0x490/0x7b8 net/socket.c:2566 ___sys_sendmsg+0x204/0x278 net/socket.c:2620 __sys_sendmsg net/socket.c:2652 [inline] __do_sys_sendmsg net/socket.c:2657 [inline] __se_sys_sendmsg net/socket.c:2655 [inline] __arm64_sys_sendmsg+0x184/0x238 net/socket.c:2655 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 177466 hardirqs last enabled at (177465): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:85 [inline] hardirqs last enabled at (177465): [] exit_to_kernel_mode+0xc0/0xf0 arch/arm64/kernel/entry-common.c:95 hardirqs last disabled at (177466): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (177464): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (177464): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (177115): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8415 at drivers/infiniband/core/restrack.c:52 rdma_restrack_clean+0x254/0x2b0 drivers/infiniband/core/restrack.c:52 Modules linked in: CPU: 0 UID: 0 PID: 8415 Comm: syz.2.416 Tainted: G W 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : rdma_restrack_clean+0x254/0x2b0 drivers/infiniband/core/restrack.c:52 lr : rdma_restrack_clean+0x254/0x2b0 drivers/infiniband/core/restrack.c:52 sp : ffff80009c4e6f00 x29: ffff80009c4e6f00 x28: ffff80009c4e74e0 x27: ffff80008cd6ece0 x26: 0000000000000005 x25: dfff800000000000 x24: ffff0000d8045090 x23: 1fffe0001b0089c9 x22: dfff800000000000 x21: ffff0000cfb96048 x20: ffff0000d8044e48 x19: ffff0000cfb96000 x18: 00000000ffffffff x17: ffff800092f39000 x16: ffff80008051cacc x15: 0000000000000001 x14: 1fffe0001b0089cb x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 000000000007ffff x9 : ffff8000a42c2000 x8 : 0000000000080000 x7 : ffff800087f15970 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff800087f1576c x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff0000d8044000 Call trace: rdma_restrack_clean+0x254/0x2b0 drivers/infiniband/core/restrack.c:52 (P) ib_dealloc_device+0x148/0x1dc drivers/infiniband/core/device.c:675 __ib_unregister_device+0x374/0x3f8 drivers/infiniband/core/device.c:1536 ib_unregister_device_and_put+0xb8/0x118 drivers/infiniband/core/device.c:1583 nldev_dellink+0x21c/0x2b0 drivers/infiniband/core/nldev.c:1826 rdma_nl_rcv_msg drivers/infiniband/core/netlink.c:-1 [inline] rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline] rdma_nl_rcv+0x55c/0x7f0 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x60c/0x824 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x648/0x930 net/netlink/af_netlink.c:1883 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg net/socket.c:727 [inline] ____sys_sendmsg+0x490/0x7b8 net/socket.c:2566 ___sys_sendmsg+0x204/0x278 net/socket.c:2620 __sys_sendmsg net/socket.c:2652 [inline] __do_sys_sendmsg net/socket.c:2657 [inline] __se_sys_sendmsg net/socket.c:2655 [inline] __arm64_sys_sendmsg+0x184/0x238 net/socket.c:2655 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 177858 hardirqs last enabled at (177857): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (177857): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (177858): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (177854): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (177854): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (177471): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]---