netlink: 40 bytes leftover after parsing attributes in process `syz.5.1349'. smc: removing ib device syz1 ------------[ cut here ]------------ WARNING: drivers/infiniband/sw/rxe/rxe_pool.c:116 at rxe_pool_cleanup+0x58/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116, CPU#0: syz.5.1349/10718 Modules linked in: CPU: 0 UID: 0 PID: 10718 Comm: syz.5.1349 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 63400005 (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 : ffff8000927e6f40 x29: ffff8000927e6f40 x28: dfff800000000000 x27: ffff0001227f8d06 x26: dfff800000000000 x25: ffff0000cf531108 x24: dfff800000000000 x23: 1fffe00019ea61f1 x22: ffff0000cf530f88 x21: dfff800000000000 x20: ffff800084584760 x19: ffff0000cf531428 x18: 00000000ffffffff x17: ffff80008a791000 x16: 0000000000000004 x15: ffff800084bed32c x14: 00000000868e0060 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000080000 x9 : 0000000000080000 x8 : ffff800093847000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000008 x3 : ffff8000844026d4 x2 : 0000000000000002 x1 : ffff0000db361d40 x0 : 0000000000000001 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:26 ib_dealloc_device+0x50/0x1e0 drivers/infiniband/core/device.c:668 __ib_unregister_device+0x2bc/0x33c drivers/infiniband/core/device.c:1554 ib_unregister_device_and_put+0x5c/0x80 drivers/infiniband/core/device.c:1601 nldev_dellink+0x330/0x374 drivers/infiniband/core/nldev.c:1860 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+0x4f0/0x814 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x600/0x7f8 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x648/0x948 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec net/socket.c:775 [inline] __sock_sendmsg+0xc8/0x17c net/socket.c:790 ____sys_sendmsg+0x3d0/0x6c8 net/socket.c:2684 ___sys_sendmsg+0x198/0x224 net/socket.c:2738 __sys_sendmsg+0x158/0x204 net/socket.c:2770 __do_sys_sendmsg net/socket.c:2775 [inline] __se_sys_sendmsg net/socket.c:2773 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2773 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 irq event stamp: 218696 hardirqs last enabled at (218695): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:178 [inline] hardirqs last enabled at (218695): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:198 hardirqs last disabled at (218696): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:425 softirqs last enabled at (218578): [] __alloc_skb+0x1c0/0x610 net/core/skbuff.c:698 softirqs last disabled at (218576): [] local_bh_disable include/linux/bottom_half.h:20 [inline] softirqs last disabled at (218576): [] __alloc_skb+0x1a8/0x610 net/core/skbuff.c:697 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: drivers/infiniband/sw/rxe/rxe_pool.c:116 at rxe_pool_cleanup+0x58/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116, CPU#0: syz.5.1349/10718 Modules linked in: CPU: 0 UID: 0 PID: 10718 Comm: syz.5.1349 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 63400005 (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 : ffff8000927e6f40 x29: ffff8000927e6f40 x28: dfff800000000000 x27: ffff0001227f8d06 x26: dfff800000000000 x25: ffff0000cf531108 x24: dfff800000000000 x23: 1fffe00019ea61f1 x22: ffff0000cf530f88 x21: dfff800000000000 x20: ffff800084584760 x19: ffff0000cf531720 x18: 00000000ffffffff x17: ffff80008a791000 x16: 0000000000000004 x15: ffff800084bed32c x14: 00000000868e0060 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000080000 x9 : 0000000000080000 x8 : ffff800093847000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000008 x3 : ffff8000844026d4 x2 : 0000000000000002 x1 : ffff0000db361d40 x0 : 0000000000000001 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:31 ib_dealloc_device+0x50/0x1e0 drivers/infiniband/core/device.c:668 __ib_unregister_device+0x2bc/0x33c drivers/infiniband/core/device.c:1554 ib_unregister_device_and_put+0x5c/0x80 drivers/infiniband/core/device.c:1601 nldev_dellink+0x330/0x374 drivers/infiniband/core/nldev.c:1860 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+0x4f0/0x814 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x600/0x7f8 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x648/0x948 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec net/socket.c:775 [inline] __sock_sendmsg+0xc8/0x17c net/socket.c:790 ____sys_sendmsg+0x3d0/0x6c8 net/socket.c:2684 ___sys_sendmsg+0x198/0x224 net/socket.c:2738 __sys_sendmsg+0x158/0x204 net/socket.c:2770 __do_sys_sendmsg net/socket.c:2775 [inline] __se_sys_sendmsg net/socket.c:2773 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2773 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 irq event stamp: 219248 hardirqs last enabled at (219247): [] irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:507 [inline] hardirqs last enabled at (219247): [] arm64_exit_to_kernel_mode+0x80/0x94 arch/arm64/kernel/entry-common.c:62 hardirqs last disabled at (219248): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:425 softirqs last enabled at (219246): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (219246): [] handle_softirqs+0xc28/0xd98 kernel/softirq.c:650 softirqs last disabled at (218699): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: drivers/infiniband/core/restrack.c:52 at rdma_restrack_clean+0xa4/0xd4 drivers/infiniband/core/restrack.c:52, CPU#0: syz.5.1349/10718 Modules linked in: CPU: 0 UID: 0 PID: 10718 Comm: syz.5.1349 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : rdma_restrack_clean+0xa4/0xd4 drivers/infiniband/core/restrack.c:52 lr : rdma_restrack_clean+0xa4/0xd4 drivers/infiniband/core/restrack.c:52 sp : ffff8000927e6f30 x29: ffff8000927e6f30 x28: dfff800000000000 x27: ffff0001227f8d06 x26: dfff800000000000 x25: ffff0000d024e800 x24: ffff0000d024e848 x23: 0000000000000048 x22: 1fffe00019ea61da x21: dfff800000000000 x20: ffff0000d024e800 x19: ffff0000cf530ed0 x18: 00000000ffffffff x17: ffff80008a791000 x16: 0000000000000004 x15: ffff800084bed32c x14: 00000000868e0060 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000080000 x9 : 0000000000080000 x8 : ffff800093847000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000008 x3 : ffff80008440081c x2 : 0000000000000000 x1 : ffff0000db361d40 x0 : 0000000000000001 Call trace: rdma_restrack_clean+0xa4/0xd4 drivers/infiniband/core/restrack.c:52 (P) ib_dealloc_device+0x14c/0x1e0 drivers/infiniband/core/device.c:687 __ib_unregister_device+0x2bc/0x33c drivers/infiniband/core/device.c:1554 ib_unregister_device_and_put+0x5c/0x80 drivers/infiniband/core/device.c:1601 nldev_dellink+0x330/0x374 drivers/infiniband/core/nldev.c:1860 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+0x4f0/0x814 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x600/0x7f8 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x648/0x948 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec net/socket.c:775 [inline] __sock_sendmsg+0xc8/0x17c net/socket.c:790 ____sys_sendmsg+0x3d0/0x6c8 net/socket.c:2684 ___sys_sendmsg+0x198/0x224 net/socket.c:2738 __sys_sendmsg+0x158/0x204 net/socket.c:2770 __do_sys_sendmsg net/socket.c:2775 [inline] __se_sys_sendmsg net/socket.c:2773 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2773 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:736 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:755 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 irq event stamp: 219362 hardirqs last enabled at (219361): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:178 [inline] hardirqs last enabled at (219361): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:198 hardirqs last disabled at (219362): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:425 softirqs last enabled at (219358): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (219358): [] handle_softirqs+0xc28/0xd98 kernel/softirq.c:650 softirqs last disabled at (219251): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]---