siw: device registration error -23 smc: removing ib device syz2 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8315 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: 1 PID: 8315 Comm: syz.0.838 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 pstate: 62400005 (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 : ffff800020d47130 x29: ffff800020d47130 x28: dfff800000000000 x27: ffff0000cde01006 x26: 1fffe00019bc0200 x25: ffff800020d47200 x24: dfff800000000000 x23: 0000000000000018 x22: ffff0000f7609dd8 x21: dfff800000000000 x20: dfff800000000000 x19: ffff0000dbec92b8 x18: 1fffe00033e7697e x17: 4d45545359534255 x16: ffff800011b8ee98 x15: 0000000000000000 x14: 0000000000000001 x13: 1fffe0001b7d90e8 x12: 0000000000080000 x11: 000000000007ffff x10: ffff8000235d9000 x9 : ffff80000f1c2d98 x8 : 0000000000080000 x7 : ffff8000082b3404 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000efca270 x2 : 0000000000000000 x1 : 0000000000000002 x0 : ffff0000dbec9238 Call trace: rxe_pool_cleanup+0x58/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 rxe_dealloc+0x3c/0x114 drivers/infiniband/sw/rxe/rxe.c:24 ib_dealloc_device+0x50/0x1dc drivers/infiniband/core/device.c:667 __ib_unregister_device+0x100/0x170 drivers/infiniband/core/device.c:1507 ib_unregister_device_and_put+0xb4/0x110 drivers/infiniband/core/device.c:1554 nldev_dellink+0x224/0x2c0 drivers/infiniband/core/nldev.c:1750 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+0x4fc/0x828 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 347150 hardirqs last enabled at (347149): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (347149): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (347150): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (338292): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (338292): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (338275): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8315 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: 1 PID: 8315 Comm: syz.0.838 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 pstate: 62400005 (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 : ffff800020d47130 x29: ffff800020d47130 x28: dfff800000000000 x27: ffff0000cde01006 x26: 1fffe00019bc0200 x25: ffff800020d47200 x24: dfff800000000000 x23: 0000000000000018 x22: ffff0000f7609dd8 x21: dfff800000000000 x20: dfff800000000000 x19: ffff0000dbec95b0 x18: 1fffe00033e7697e x17: 4d45545359534255 x16: ffff800011b8ee98 x15: 0000000000000000 x14: 0000000000000001 x13: 1fffe0001b7d90e8 x12: 0000000000080000 x11: 000000000007ffff x10: ffff8000235d9000 x9 : ffff80000f1c2d98 x8 : 0000000000080000 x7 : ffff8000082b3404 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000efca270 x2 : 0000000000000000 x1 : 0000000000000002 x0 : ffff0000dbec9530 Call trace: rxe_pool_cleanup+0x58/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 rxe_dealloc+0x78/0x114 drivers/infiniband/sw/rxe/rxe.c:29 ib_dealloc_device+0x50/0x1dc drivers/infiniband/core/device.c:667 __ib_unregister_device+0x100/0x170 drivers/infiniband/core/device.c:1507 ib_unregister_device_and_put+0xb4/0x110 drivers/infiniband/core/device.c:1554 nldev_dellink+0x224/0x2c0 drivers/infiniband/core/nldev.c:1750 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+0x4fc/0x828 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 347196 hardirqs last enabled at (347195): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (347195): [] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (347196): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (347194): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (347194): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (347153): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8315 at drivers/infiniband/core/restrack.c:52 rdma_restrack_clean+0x254/0x2b0 drivers/infiniband/core/restrack.c:52 Modules linked in: CPU: 1 PID: 8315 Comm: syz.0.838 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026 pstate: 62400005 (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 : ffff800020d47140 x29: ffff800020d47140 x28: dfff800000000000 x27: ffff0000cde01006 x26: 1fffe00019bc0200 x25: ffff800020d47200 x24: dfff800000000000 x23: ffff0000dc3fa048 x22: 1fffe0001b7d91c3 x21: dfff800000000000 x20: ffff0000dbec8e18 x19: ffff0000dc3fa000 x18: 1fffe00033e7697e x17: 4d45545359534255 x16: ffff8000082dcf38 x15: 0000000000000002 x14: 0000000000000001 x13: 1fffe0001b7d91c5 x12: 0000000000080000 x11: 000000000007ffff x10: ffff8000235d9000 x9 : ffff80000f028dd8 x8 : 0000000000080000 x7 : ffff80000efc842c x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000efc8228 x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff0000dbec8000 Call trace: rdma_restrack_clean+0x254/0x2b0 drivers/infiniband/core/restrack.c:52 ib_dealloc_device+0x148/0x1dc drivers/infiniband/core/device.c:686 __ib_unregister_device+0x100/0x170 drivers/infiniband/core/device.c:1507 ib_unregister_device_and_put+0xb4/0x110 drivers/infiniband/core/device.c:1554 nldev_dellink+0x224/0x2c0 drivers/infiniband/core/nldev.c:1750 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+0x4fc/0x828 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x5fc/0x80c net/netlink/af_netlink.c:1344 netlink_sendmsg+0x6f0/0x9d8 net/netlink/af_netlink.c:1877 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x588/0x90c net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmsg+0x288/0x374 net/socket.c:2602 __do_sys_sendmsg net/socket.c:2611 [inline] __se_sys_sendmsg net/socket.c:2609 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2609 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 347416 hardirqs last enabled at (347415): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (347415): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (347416): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (347406): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (347406): [] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624 softirqs last disabled at (347199): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]---