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.4.454/9102 Modules linked in: CPU: 1 UID: 0 PID: 9102 Comm: syz.4.454 Tainted: G L syzkaller #0 PREEMPT Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 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 : ffff8000a40d6f00 x29: ffff8000a40d6f00 x28: ffff8000a40d74e0 x27: ffff80008d09cdc0 x26: 0000000000000005 x25: dfff800000000000 x24: ffff0000d91950c8 x23: ffff70001481ae04 x22: ffff0000d91950c8 x21: dfff800000000000 x20: ffff8000881d870c x19: ffff0000d91953e8 x18: 00000000ffffffff x17: ffff800093599000 x16: ffff800082e5e714 x15: 0000000000000001 x14: 1fffe0001b2328f6 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 000000000007ffff x9 : ffff8000aaf80000 x8 : 0000000000080000 x7 : ffff80008050e120 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff800087fef8c0 x2 : 0000000000000000 x1 : 0000000000000002 x0 : ffff0000d9195368 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+0x50/0x1e0 drivers/infiniband/core/device.c:693 __ib_unregister_device+0x37c/0x400 drivers/infiniband/core/device.c:1573 ib_unregister_device_and_put+0xb8/0x118 drivers/infiniband/core/device.c:1620 nldev_dellink+0x21c/0x2b0 drivers/infiniband/core/nldev.c:1827 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+0x54c/0x7d8 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x694/0x8c4 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x648/0x930 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg net/socket.c:742 [inline] ____sys_sendmsg+0x490/0x7c4 net/socket.c:2592 ___sys_sendmsg+0x204/0x278 net/socket.c:2646 __sys_sendmsg net/socket.c:2678 [inline] __do_sys_sendmsg net/socket.c:2683 [inline] __se_sys_sendmsg net/socket.c:2681 [inline] __arm64_sys_sendmsg+0x184/0x238 net/socket.c:2681 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 289794 hardirqs last enabled at (289793): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (289793): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (289794): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:412 softirqs last enabled at (289706): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (289704): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ 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.4.454/9102 Modules linked in: CPU: 1 UID: 0 PID: 9102 Comm: syz.4.454 Tainted: G W L syzkaller #0 PREEMPT Tainted: [W]=WARN, [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 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 : ffff8000a40d6f00 x29: ffff8000a40d6f00 x28: ffff8000a40d74e0 x27: ffff80008d09cdc0 x26: 0000000000000005 x25: dfff800000000000 x24: ffff0000d91950c8 x23: ffff70001481ae04 x22: ffff0000d91950c8 x21: dfff800000000000 x20: ffff8000881d870c x19: ffff0000d91956e0 x18: 00000000ffffffff x17: ffff800093599000 x16: ffff800082e5e714 x15: 0000000000000001 x14: 1fffe0001b2328f6 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 000000000007ffff x9 : ffff8000aaf80000 x8 : 0000000000080000 x7 : ffff80008050e120 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff800087fef8c0 x2 : 0000000000000000 x1 : 0000000000000002 x0 : ffff0000d9195660 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+0x50/0x1e0 drivers/infiniband/core/device.c:693 __ib_unregister_device+0x37c/0x400 drivers/infiniband/core/device.c:1573 ib_unregister_device_and_put+0xb8/0x118 drivers/infiniband/core/device.c:1620 nldev_dellink+0x21c/0x2b0 drivers/infiniband/core/nldev.c:1827 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+0x54c/0x7d8 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x694/0x8c4 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x648/0x930 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg net/socket.c:742 [inline] ____sys_sendmsg+0x490/0x7c4 net/socket.c:2592 ___sys_sendmsg+0x204/0x278 net/socket.c:2646 __sys_sendmsg net/socket.c:2678 [inline] __do_sys_sendmsg net/socket.c:2683 [inline] __se_sys_sendmsg net/socket.c:2681 [inline] __arm64_sys_sendmsg+0x184/0x238 net/socket.c:2681 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 289816 hardirqs last enabled at (289815): [] irqentry_exit+0x1b4/0x308 kernel/entry/common.c:219 hardirqs last disabled at (289816): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:412 softirqs last enabled at (289814): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (289814): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (289797): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: drivers/infiniband/core/restrack.c:52 at rdma_restrack_clean+0x294/0x2fc drivers/infiniband/core/restrack.c:52, CPU#1: syz.4.454/9102 Modules linked in: CPU: 1 UID: 0 PID: 9102 Comm: syz.4.454 Tainted: G W L syzkaller #0 PREEMPT Tainted: [W]=WARN, [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : rdma_restrack_clean+0x294/0x2fc drivers/infiniband/core/restrack.c:52 lr : rdma_restrack_clean+0x294/0x2fc drivers/infiniband/core/restrack.c:52 sp : ffff8000a40d6f00 x29: ffff8000a40d6f00 x28: ffff8000a40d74e0 x27: ffff80008d09cdc0 x26: 0000000000000005 x25: dfff800000000000 x24: ffff0000d91950c8 x23: 1fffe0001b2329d0 x22: dfff800000000000 x21: ffff0000ca293048 x20: ffff0000d9194e80 x19: ffff0000ca293000 x18: 00000000ffffffff x17: ffff800093599000 x16: ffff8000805387e4 x15: 0000000000000001 x14: 1fffe0001b2329d2 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 000000000007ffff x9 : ffff8000aaf80000 x8 : 0000000000080000 x7 : ffff800087fed844 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff800087fed640 x2 : 0000000000000000 x1 : 0000000000000000 x0 : ffff0000d9194000 Call trace: rdma_restrack_clean+0x294/0x2fc drivers/infiniband/core/restrack.c:52 (P) ib_dealloc_device+0x14c/0x1e0 drivers/infiniband/core/device.c:712 __ib_unregister_device+0x37c/0x400 drivers/infiniband/core/device.c:1573 ib_unregister_device_and_put+0xb8/0x118 drivers/infiniband/core/device.c:1620 nldev_dellink+0x21c/0x2b0 drivers/infiniband/core/nldev.c:1827 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+0x54c/0x7d8 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x694/0x8c4 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x648/0x930 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg net/socket.c:742 [inline] ____sys_sendmsg+0x490/0x7c4 net/socket.c:2592 ___sys_sendmsg+0x204/0x278 net/socket.c:2646 __sys_sendmsg net/socket.c:2678 [inline] __do_sys_sendmsg net/socket.c:2683 [inline] __se_sys_sendmsg net/socket.c:2681 [inline] __arm64_sys_sendmsg+0x184/0x238 net/socket.c:2681 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x254 arch/arm64/kernel/syscall.c:49 el0_svc_common+0xe8/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x5c/0x26c arch/arm64/kernel/entry-common.c:724 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:743 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 289824 hardirqs last enabled at (289823): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (289823): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (289824): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:412 softirqs last enabled at (289814): [] softirq_handle_end kernel/softirq.c:468 [inline] softirqs last enabled at (289814): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650 softirqs last disabled at (289797): [] __do_softirq+0x14/0x20 kernel/softirq.c:656 ---[ end trace 0000000000000000 ]---