siw: device registration error -23 smc: removing ib device syz2 ------------[ 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#1: syz.2.526/8240 Modules linked in: CPU: 1 UID: 0 PID: 8240 Comm: syz.2.526 Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 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 : ffff800093386ee0 x29: ffff800093386ee0 x28: ffff800093387500 x27: ffff800087543780 x26: 0000000000000005 x25: ffff800093386fe0 x24: dfff800000000000 x23: ffff0000d03b1108 x22: ffff0000f76648d8 x21: dfff800000000000 x20: ffff8000844b2960 x19: ffff0000d03b1428 x18: 00000000ffffffff x17: ffff80008a186c80 x16: ffff80008a5b05d8 x15: ffff800084b03e18 x14: 000000008679e8e0 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000080000 x9 : 0000000000080000 x8 : ffff80009cc41000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000008 x3 : ffff800084334754 x2 : 0000000000000002 x1 : ffff0000fa79d700 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:667 __ib_unregister_device+0x2b4/0x334 drivers/infiniband/core/device.c:1546 ib_unregister_device_and_put+0x5c/0x80 drivers/infiniband/core/device.c:1593 nldev_dellink+0x2e4/0x328 drivers/infiniband/core/nldev.c:1854 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+0x568/0x828 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x610/0x800 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x63c/0x920 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec net/socket.c:787 [inline] __sock_sendmsg+0xc8/0x138 net/socket.c:802 ____sys_sendmsg+0x418/0x70c net/socket.c:2698 ___sys_sendmsg+0x198/0x224 net/socket.c:2752 __sys_sendmsg+0x160/0x214 net/socket.c:2784 __do_sys_sendmsg net/socket.c:2789 [inline] __se_sys_sendmsg net/socket.c:2787 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2787 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:740 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:759 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 irq event stamp: 225980 hardirqs last enabled at (225979): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:178 [inline] hardirqs last enabled at (225979): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:198 hardirqs last disabled at (225980): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:429 softirqs last enabled at (225890): [] __alloc_skb+0x1c0/0x5f8 net/core/skbuff.c:696 softirqs last disabled at (225888): [] local_bh_disable include/linux/bottom_half.h:20 [inline] softirqs last disabled at (225888): [] __alloc_skb+0x1a8/0x5f8 net/core/skbuff.c:695 ---[ 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#1: syz.2.526/8240 Modules linked in: CPU: 1 UID: 0 PID: 8240 Comm: syz.2.526 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 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 : ffff800093386ee0 x29: ffff800093386ee0 x28: ffff800093387500 x27: ffff800087543780 x26: 0000000000000005 x25: ffff800093386fe0 x24: dfff800000000000 x23: ffff0000d03b1108 x22: ffff0000f76648d8 x21: dfff800000000000 x20: ffff8000844b2960 x19: ffff0000d03b1720 x18: 00000000ffffffff x17: ffff80008a186c80 x16: ffff80008a5b05d8 x15: ffff800084b03e18 x14: 000000008679e8e0 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000080000 x9 : 0000000000080000 x8 : ffff80009cc41000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000008 x3 : ffff800084334754 x2 : 0000000000000002 x1 : ffff0000fa79d700 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:667 __ib_unregister_device+0x2b4/0x334 drivers/infiniband/core/device.c:1546 ib_unregister_device_and_put+0x5c/0x80 drivers/infiniband/core/device.c:1593 nldev_dellink+0x2e4/0x328 drivers/infiniband/core/nldev.c:1854 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+0x568/0x828 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x610/0x800 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x63c/0x920 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec net/socket.c:787 [inline] __sock_sendmsg+0xc8/0x138 net/socket.c:802 ____sys_sendmsg+0x418/0x70c net/socket.c:2698 ___sys_sendmsg+0x198/0x224 net/socket.c:2752 __sys_sendmsg+0x160/0x214 net/socket.c:2784 __do_sys_sendmsg net/socket.c:2789 [inline] __se_sys_sendmsg net/socket.c:2787 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2787 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:740 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:759 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 irq event stamp: 226006 hardirqs last enabled at (226005): [] irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:507 [inline] hardirqs last enabled at (226005): [] arm64_exit_to_kernel_mode+0x80/0x94 arch/arm64/kernel/entry-common.c:62 hardirqs last disabled at (226006): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:429 softirqs last enabled at (226004): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (226004): [] handle_softirqs+0xbc4/0xd34 kernel/softirq.c:650 softirqs last disabled at (225983): [] __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#1: syz.2.526/8240 Modules linked in: CPU: 1 UID: 0 PID: 8240 Comm: syz.2.526 Tainted: G W syzkaller #0 PREEMPT Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 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 : ffff800093386ed0 x29: ffff800093386ed0 x28: ffff800093387500 x27: ffff800087543780 x26: 0000000000000005 x25: ffff0000d5d58800 x24: 0000000000000048 x23: 1fffe0001a0761da x22: dfff800000000000 x21: ffff0000d5d58848 x20: ffff0000d5d58800 x19: ffff0000d03b0ed0 x18: 00000000ffffffff x17: ffff80008a186c80 x16: ffff80008a5b05d8 x15: ffff800084b03e18 x14: 000000008679e8e0 x13: 0000000000000001 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000080000 x9 : 0000000000080000 x8 : ffff80009cc41000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000008 x3 : ffff80008433288c x2 : 0000000000000000 x1 : ffff0000fa79d700 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:686 __ib_unregister_device+0x2b4/0x334 drivers/infiniband/core/device.c:1546 ib_unregister_device_and_put+0x5c/0x80 drivers/infiniband/core/device.c:1593 nldev_dellink+0x2e4/0x328 drivers/infiniband/core/nldev.c:1854 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+0x568/0x828 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x610/0x800 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x63c/0x920 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec net/socket.c:787 [inline] __sock_sendmsg+0xc8/0x138 net/socket.c:802 ____sys_sendmsg+0x418/0x70c net/socket.c:2698 ___sys_sendmsg+0x198/0x224 net/socket.c:2752 __sys_sendmsg+0x160/0x214 net/socket.c:2784 __do_sys_sendmsg net/socket.c:2789 [inline] __se_sys_sendmsg net/socket.c:2787 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2787 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:121 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:140 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:740 el0t_64_sync_handler+0x48/0x148 arch/arm64/kernel/entry-common.c:759 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:594 irq event stamp: 226610 hardirqs last enabled at (226609): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:178 [inline] hardirqs last enabled at (226609): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:198 hardirqs last disabled at (226610): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:429 softirqs last enabled at (226606): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (226606): [] handle_softirqs+0xbc4/0xd34 kernel/softirq.c:650 softirqs last disabled at (226009): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]---