------------[ cut here ]------------ WARNING: CPU: 0 PID: 6712 at kernel/softirq.c:361 __local_bh_enable_ip+0xa0/0xd0 kernel/softirq.c:361 Modules linked in: Kernel panic - not syncing: kernel: panic_on_warn set ... CPU: 0 PID: 6712 Comm: kworker/0:6 Not tainted 6.8.0-syzkaller #0 Hardware name: ARM-Versatile Express Workqueue: events bpf_prog_free_deferred Backtrace: frame pointer underflow [<81869564>] (dump_backtrace) from [<81869660>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256) r7:00000000 r6:82622e44 r5:00000000 r4:81fc1ed8 [<81869648>] (show_stack) from [<81886e04>] (__dump_stack lib/dump_stack.c:88 [inline]) [<81869648>] (show_stack) from [<81886e04>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:114) [<81886db0>] (dump_stack_lvl) from [<81886e44>] (dump_stack+0x18/0x1c lib/dump_stack.c:123) r5:00000000 r4:82857d18 [<81886e2c>] (dump_stack) from [<8186a108>] (panic+0x120/0x358 kernel/panic.c:348) [<81869fe8>] (panic) from [<802438cc>] (check_panic_on_warn kernel/panic.c:241 [inline]) [<81869fe8>] (panic) from [<802438cc>] (print_tainted+0x0/0xa0 kernel/panic.c:236) r3:8260c584 r2:00000001 r1:81faab84 r0:81fb272c r7:8024c7cc [<80243858>] (check_panic_on_warn) from [<80243ac0>] (__warn+0x7c/0x180 kernel/panic.c:694) [<80243a44>] (__warn) from [<80243d3c>] (warn_slowpath_fmt+0x178/0x1f4 kernel/panic.c:719) r8:00000009 r7:81fb3064 r6:df801c6c r5:848b0c00 r4:00000000 [<80243bc8>] (warn_slowpath_fmt) from [<8024c7cc>] (__local_bh_enable_ip+0xa0/0xd0 kernel/softirq.c:361) r10:8260c590 r9:00000000 r8:00000008 r7:00000000 r6:00000000 r5:00000201 r4:848b0c00 [<8024c72c>] (__local_bh_enable_ip) from [<81893df8>] (__raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline]) [<8024c72c>] (__local_bh_enable_ip) from [<81893df8>] (_raw_spin_unlock_bh+0x34/0x38 kernel/locking/spinlock.c:210) r5:83e629cc r4:ffffffea [<81893dc4>] (_raw_spin_unlock_bh) from [<81401cfc>] (spin_unlock_bh include/linux/spinlock.h:396 [inline]) [<81893dc4>] (_raw_spin_unlock_bh) from [<81401cfc>] (__sock_map_delete+0x4c/0x84 net/core/sock_map.c:424) [<81401cb0>] (__sock_map_delete) from [<81401d60>] (sock_map_delete_elem+0x2c/0x38 net/core/sock_map.c:446) r7:00000000 r6:803c1acc r5:8092fedc r4:ecc13000 [<81401d34>] (sock_map_delete_elem) from [<803c1ae8>] (____bpf_map_delete_elem kernel/bpf/helpers.c:77 [inline]) [<81401d34>] (sock_map_delete_elem) from [<803c1ae8>] (bpf_map_delete_elem+0x1c/0x24 kernel/bpf/helpers.c:73) [<803c1acc>] (bpf_map_delete_elem) from [<7f0296dc>] (bpf_prog_2c29ac5cdc6b1842+0xc8/0xd4) [<7f029614>] (bpf_prog_2c29ac5cdc6b1842) from [<8037ce68>] (bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]) [<7f029614>] (bpf_prog_2c29ac5cdc6b1842) from [<8037ce68>] (__bpf_prog_run include/linux/filter.h:657 [inline]) [<7f029614>] (bpf_prog_2c29ac5cdc6b1842) from [<8037ce68>] (bpf_prog_run include/linux/filter.h:664 [inline]) [<7f029614>] (bpf_prog_2c29ac5cdc6b1842) from [<8037ce68>] (__bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]) [<7f029614>] (bpf_prog_2c29ac5cdc6b1842) from [<8037ce68>] (bpf_trace_run2+0x70/0x158 kernel/trace/bpf_trace.c:2420) r9:862e22c0 r8:00000048 r7:8092fedc r6:862e22c0 r5:8092fedc r4:ecc13000 [<8037cdf8>] (bpf_trace_run2) from [<80465af8>] (__bpf_trace_kfree+0x28/0x30 include/trace/events/kmem.h:94) r8:00000048 r7:8092fedc r6:862e22c0 r5:8092fedc r4:859f2fc8 [<80465ad0>] (__bpf_trace_kfree) from [<8046384c>] (__traceiter_kfree+0x3c/0x50 include/trace/events/kmem.h:94) [<80463810>] (__traceiter_kfree) from [<804b113c>] (trace_kfree include/trace/events/kmem.h:94 [inline]) [<80463810>] (__traceiter_kfree) from [<804b113c>] (kfree+0x1f0/0x334 mm/slub.c:4377) r7:8092fedc r6:00000000 r5:848b0c00 r4:862e22c0 [<804b0f4c>] (kfree) from [<8092fedc>] (detach_buf_split+0x13c/0x170 drivers/virtio/virtio_ring.c:810) r10:8260c590 r9:862e22c0 r8:00000048 r7:00000090 r6:00000000 r5:00000009 r4:83789900 [<8092fda0>] (detach_buf_split) from [<8092ff9c>] (virtqueue_get_buf_ctx_split+0x8c/0x15c drivers/virtio/virtio_ring.c:865) r9:00000000 r8:a0000193 r7:83789900 r6:83789840 r5:83cc5e78 r4:83789900 [<8092ff10>] (virtqueue_get_buf_ctx_split) from [<809309ec>] (virtqueue_get_buf_ctx drivers/virtio/virtio_ring.c:2421 [inline]) [<8092ff10>] (virtqueue_get_buf_ctx_split) from [<809309ec>] (virtqueue_get_buf+0x28/0x2c drivers/virtio/virtio_ring.c:2427) r5:00000000 r4:83789900 [<809309c4>] (virtqueue_get_buf) from [<80a7f12c>] (virtblk_done+0x78/0x104 drivers/block/virtio_blk.c:363) [<80a7f0b4>] (virtblk_done) from [<80930780>] (vring_interrupt drivers/virtio/virtio_ring.c:2595 [inline]) [<80a7f0b4>] (virtblk_done) from [<80930780>] (vring_interrupt+0x88/0xfc drivers/virtio/virtio_ring.c:2570) r9:20000193 r8:82f9362c r7:00000021 r6:82f93630 r5:00000000 r4:83789900 [<809306f8>] (vring_interrupt) from [<809359e4>] (vm_interrupt+0x70/0xa8 drivers/virtio/virtio_mmio.c:320) r5:00000000 r4:83799440 [<80935974>] (vm_interrupt) from [<802c1614>] (__handle_irq_event_percpu+0x5c/0x278 kernel/irq/handle.c:158) r9:00000021 r8:00000000 r7:df801f88 r6:848b0c00 r5:8379276c r4:83799340 [<802c15b8>] (__handle_irq_event_percpu) from [<802c18b8>] (handle_irq_event_percpu kernel/irq/handle.c:193 [inline]) [<802c15b8>] (__handle_irq_event_percpu) from [<802c18b8>] (handle_irq_event+0x40/0x88 kernel/irq/handle.c:210) r10:828a8a0c r9:848b0c00 r8:00000000 r7:df801f88 r6:8379276c r5:8379276c r4:83792700 [<802c1878>] (handle_irq_event) from [<802c6784>] (handle_fasteoi_irq+0xbc/0x268 kernel/irq/chip.c:720) r7:df801f88 r6:81b0f8f0 r5:8379276c r4:83792700 [<802c66c8>] (handle_fasteoi_irq) from [<802c0cf8>] (generic_handle_irq_desc include/linux/irqdesc.h:161 [inline]) [<802c66c8>] (handle_fasteoi_irq) from [<802c0cf8>] (handle_irq_desc kernel/irq/irqdesc.c:688 [inline]) [<802c66c8>] (handle_fasteoi_irq) from [<802c0cf8>] (generic_handle_domain_irq+0x30/0x40 kernel/irq/irqdesc.c:744) r7:df80a00c r6:824b2340 r5:df80a000 r4:8260ce40 [<802c0cc8>] (generic_handle_domain_irq) from [<802011c4>] (gic_handle_irq+0x68/0x7c drivers/irqchip/irq-gic.c:370) [<8020115c>] (gic_handle_irq) from [<818876e4>] (generic_handle_arch_irq+0x60/0x80 kernel/irq/handle.c:238) r7:dfc6dd30 r6:82143608 r5:8217f804 r4:824b3ae4 [<81887684>] (generic_handle_arch_irq) from [<81839268>] (call_with_stack+0x1c/0x20 arch/arm/lib/call_with_stack.S:40) r9:848b0c00 r8:eca2f000 r7:dfc6dd64 r6:ffffffff r5:80000113 r4:8021b38c [<8183924c>] (call_with_stack) from [<80200b84>] (__irq_svc+0x84/0xac arch/arm/kernel/entry-armv.S:221) Exception stack(0xdfc6dd30 to 0xdfc6dd78) dd20: a2abd000 eca2f000 00000000 8021b374 dd40: 7f00f000 00000001 828a7de8 7f00f000 eca2f000 8260ca94 828a8a0c dfc6ddac dd60: dfc6ddb0 dfc6dd80 80210b70 8021b38c 80000113 ffffffff [<80210b0c>] (flush_tlb_kernel_range) from [<8049acd8>] (__purge_vmap_area_lazy+0x210/0x3c8 mm/vmalloc.c:2232) r4:828a8a2c [<8049aac8>] (__purge_vmap_area_lazy) from [<8049b11c>] (_vm_unmap_aliases+0x28c/0x2e8 mm/vmalloc.c:2827) r10:00000000 r9:dfc6de20 r8:00000000 r7:dfc6ddd8 r6:00000008 r5:ddde1ac0 r4:dfc6ddd8 [<8049ae90>] (_vm_unmap_aliases) from [<8049ed74>] (vm_reset_perms mm/vmalloc.c:3235 [inline]) [<8049ae90>] (_vm_unmap_aliases) from [<8049ed74>] (vfree+0x170/0x1e4 mm/vmalloc.c:3314) r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b8ad40 r4:00000000 [<8049ec04>] (vfree) from [<802ed4a8>] (module_memfree+0x30/0x50 kernel/module/main.c:1189) r9:848b0c00 r8:00000080 r7:00000000 r6:82c16000 r5:00001000 r4:7f00f000 [<802ed478>] (module_memfree) from [<80390150>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1058) r5:00001000 r4:ec9ed000 [<80390140>] (bpf_jit_free_exec) from [<80390310>] (bpf_jit_binary_free kernel/bpf/core.c:1104 [inline]) [<80390140>] (bpf_jit_free_exec) from [<80390310>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1228) [<803902a8>] (bpf_jit_free) from [<803913f8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2783) r5:86239b54 r4:86239800 [<803912ac>] (bpf_prog_free_deferred) from [<80266430>] (process_one_work+0x1b8/0x508 kernel/workqueue.c:3254) r7:dddcff00 r6:82c16000 r5:86239b54 r4:86204c80 [<80266278>] (process_one_work) from [<80267154>] (process_scheduled_works kernel/workqueue.c:3335 [inline]) [<80266278>] (process_one_work) from [<80267154>] (worker_thread+0x1ec/0x418 kernel/workqueue.c:3416) r10:848b0c00 r9:86204cac r8:61c88647 r7:dddcff20 r6:82604d40 r5:dddcff00 r4:86204c80 [<80266f68>] (worker_thread) from [<8026fe64>] (kthread+0x104/0x134 kernel/kthread.c:388) r10:00000000 r9:dfe9de90 r8:861f4400 r7:86204c80 r6:80266f68 r5:848b0c00 r4:861f4200 [<8026fd60>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30 arch/arm/kernel/entry-common.S:134) Exception stack(0xdfc6dfb0 to 0xdfc6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026fd60 r4:861f4200 Rebooting in 86400 seconds..