------------[ cut here ]------------ WARNING: CPU: 0 PID: 2990 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: 2990 Comm: sshd Not tainted 6.9.0-rc2-syzkaller #0 Hardware name: ARM-Versatile Express Call trace: frame pointer underflow [<81879f7c>] (dump_backtrace) from [<8187a078>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256) r7:00000000 r6:82622e44 r5:00000000 r4:81fc4838 [<8187a060>] (show_stack) from [<81897814>] (__dump_stack lib/dump_stack.c:88 [inline]) [<8187a060>] (show_stack) from [<81897814>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:114) [<818977c0>] (dump_stack_lvl) from [<81897854>] (dump_stack+0x18/0x1c lib/dump_stack.c:123) r5:00000000 r4:82858d18 [<8189783c>] (dump_stack) from [<8187ab20>] (panic+0x120/0x358 kernel/panic.c:348) [<8187aa00>] (panic) from [<8024390c>] (check_panic_on_warn kernel/panic.c:241 [inline]) [<8187aa00>] (panic) from [<8024390c>] (print_tainted+0x0/0xa0 kernel/panic.c:236) r3:8260c584 r2:00000001 r1:81fad4bc r0:81fb5064 r7:8024c8d0 [<80243898>] (check_panic_on_warn) from [<80243b00>] (__warn+0x7c/0x180 kernel/panic.c:694) [<80243a84>] (__warn) from [<80243d7c>] (warn_slowpath_fmt+0x178/0x1f4 kernel/panic.c:719) r8:00000009 r7:81fb599c r6:df801c6c r5:83f03c00 r4:00000000 [<80243c08>] (warn_slowpath_fmt) from [<8024c8d0>] (__local_bh_enable_ip+0xa0/0xd0 kernel/softirq.c:361) r10:8260c590 r9:00000000 r8:00000008 r7:00000000 r6:00000000 r5:00000201 r4:83f03c00 [<8024c830>] (__local_bh_enable_ip) from [<818a4808>] (__raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline]) [<8024c830>] (__local_bh_enable_ip) from [<818a4808>] (_raw_spin_unlock_bh+0x34/0x38 kernel/locking/spinlock.c:210) r5:82f1eccc r4:ffffffea [<818a47d4>] (_raw_spin_unlock_bh) from [<8140f6a8>] (spin_unlock_bh include/linux/spinlock.h:396 [inline]) [<818a47d4>] (_raw_spin_unlock_bh) from [<8140f6a8>] (__sock_map_delete+0x4c/0x84 net/core/sock_map.c:424) [<8140f65c>] (__sock_map_delete) from [<8140f70c>] (sock_map_delete_elem+0x2c/0x38 net/core/sock_map.c:446) r7:00000000 r6:803c2f3c r5:809335b8 r4:dfb95000 [<8140f6e0>] (sock_map_delete_elem) from [<803c2f58>] (____bpf_map_delete_elem kernel/bpf/helpers.c:77 [inline]) [<8140f6e0>] (sock_map_delete_elem) from [<803c2f58>] (bpf_map_delete_elem+0x1c/0x24 kernel/bpf/helpers.c:73) [<803c2f3c>] (bpf_map_delete_elem) from [<7f02b700>] (bpf_prog_967a36a528e40c40+0xfc/0x108) [<7f02b604>] (bpf_prog_967a36a528e40c40) from [<8037d698>] (bpf_dispatcher_nop_func include/linux/bpf.h:1234 [inline]) [<7f02b604>] (bpf_prog_967a36a528e40c40) from [<8037d698>] (__bpf_prog_run include/linux/filter.h:657 [inline]) [<7f02b604>] (bpf_prog_967a36a528e40c40) from [<8037d698>] (bpf_prog_run include/linux/filter.h:664 [inline]) [<7f02b604>] (bpf_prog_967a36a528e40c40) from [<8037d698>] (__bpf_trace_run kernel/trace/bpf_trace.c:2381 [inline]) [<7f02b604>] (bpf_prog_967a36a528e40c40) from [<8037d698>] (bpf_trace_run2+0x70/0x158 kernel/trace/bpf_trace.c:2420) r9:84c27e00 r8:00000060 r7:809335b8 r6:84c27e00 r5:809335b8 r4:dfb95000 [<8037d628>] (bpf_trace_run2) from [<80467064>] (__bpf_trace_kfree+0x28/0x30 include/trace/events/kmem.h:94) r8:00000060 r7:809335b8 r6:84c27e00 r5:809335b8 r4:84f9d788 [<8046703c>] (__bpf_trace_kfree) from [<80464db8>] (__traceiter_kfree+0x3c/0x50 include/trace/events/kmem.h:94) [<80464d7c>] (__traceiter_kfree) from [<804b2730>] (trace_kfree include/trace/events/kmem.h:94 [inline]) [<80464d7c>] (__traceiter_kfree) from [<804b2730>] (kfree+0x1f0/0x334 mm/slub.c:4377) r7:809335b8 r6:00000000 r5:83f03c00 r4:84c27e00 [<804b2540>] (kfree) from [<809335b8>] (detach_buf_split+0x13c/0x170 drivers/virtio/virtio_ring.c:810) r10:8260c590 r9:84c27e00 r8:00000060 r7:000000c0 r6:00000000 r5:0000000c r4:8386e000 [<8093347c>] (detach_buf_split) from [<80933678>] (virtqueue_get_buf_ctx_split+0x8c/0x15c drivers/virtio/virtio_ring.c:865) r9:00000000 r8:a0000193 r7:8386e000 r6:83851f00 r5:83d097f8 r4:8386e000 [<809335ec>] (virtqueue_get_buf_ctx_split) from [<809340c8>] (virtqueue_get_buf_ctx drivers/virtio/virtio_ring.c:2421 [inline]) [<809335ec>] (virtqueue_get_buf_ctx_split) from [<809340c8>] (virtqueue_get_buf+0x28/0x2c drivers/virtio/virtio_ring.c:2427) r5:00000000 r4:8386e000 [<809340a0>] (virtqueue_get_buf) from [<80a8434c>] (virtblk_done+0x78/0x104 drivers/block/virtio_blk.c:363) [<80a842d4>] (virtblk_done) from [<80933e5c>] (vring_interrupt drivers/virtio/virtio_ring.c:2595 [inline]) [<80a842d4>] (virtblk_done) from [<80933e5c>] (vring_interrupt+0x88/0xfc drivers/virtio/virtio_ring.c:2570) r9:20000193 r8:82fa962c r7:00000021 r6:82fa9630 r5:00000000 r4:8386e000 [<80933dd4>] (vring_interrupt) from [<809390c0>] (vm_interrupt+0x70/0xa8 drivers/virtio/virtio_mmio.c:320) r5:00000000 r4:8386a900 [<80939050>] (vm_interrupt) from [<802c1924>] (__handle_irq_event_percpu+0x5c/0x278 kernel/irq/handle.c:158) r9:00000021 r8:00000000 r7:df801f88 r6:83f03c00 r5:83866a6c r4:8386a800 [<802c18c8>] (__handle_irq_event_percpu) from [<802c1bc8>] (handle_irq_event_percpu kernel/irq/handle.c:193 [inline]) [<802c18c8>] (__handle_irq_event_percpu) from [<802c1bc8>] (handle_irq_event+0x40/0x88 kernel/irq/handle.c:210) r10:0000ffcb r9:83f03c00 r8:00000000 r7:df801f88 r6:83866a6c r5:83866a6c r4:83866a00 [<802c1b88>] (handle_irq_event) from [<802c6ac8>] (handle_fasteoi_irq+0xbc/0x268 kernel/irq/chip.c:720) r7:df801f88 r6:81b0fa24 r5:83866a6c r4:83866a00 [<802c6a0c>] (handle_fasteoi_irq) from [<802c1008>] (generic_handle_irq_desc include/linux/irqdesc.h:161 [inline]) [<802c6a0c>] (handle_fasteoi_irq) from [<802c1008>] (handle_irq_desc kernel/irq/irqdesc.c:688 [inline]) [<802c6a0c>] (handle_fasteoi_irq) from [<802c1008>] (generic_handle_domain_irq+0x30/0x40 kernel/irq/irqdesc.c:744) r7:df80a00c r6:824b2500 r5:df80a000 r4:8260ce40 [<802c0fd8>] (generic_handle_domain_irq) from [<802011c4>] (gic_handle_irq+0x68/0x7c drivers/irqchip/irq-gic.c:370) [<8020115c>] (gic_handle_irq) from [<818980f4>] (generic_handle_arch_irq+0x60/0x80 kernel/irq/handle.c:238) r7:df979c00 r6:82146924 r5:82182b4c r4:824b3ca4 [<81898094>] (generic_handle_arch_irq) from [<81849c60>] (call_with_stack+0x1c/0x20 arch/arm/lib/call_with_stack.S:40) r9:83f03c00 r8:32148c00 r7:df979c34 r6:ffffffff r5:60000013 r4:818995c0 [<81849c44>] (call_with_stack) from [<80200b84>] (__irq_svc+0x84/0xac arch/arm/kernel/entry-armv.S:221) Exception stack(0xdf979c00 to 0xdf979c48) 9c00: 1aa562e1 0000001d 00000001 818995ac 8289c4c0 00061912 00061912 0000ffcb 9c20: 32148c00 000001d1 0000ffcb df979c5c df979c60 df979c50 811836a4 818995c0 9c40: 60000013 ffffffff [<818995ac>] (arch_counter_get_cntvct) from [<811836a4>] (arch_counter_read+0x1c/0x20 drivers/clocksource/arm_arch_timer.c:243) [<81183688>] (arch_counter_read) from [<802ff678>] (tk_clock_read kernel/time/timekeeping.c:195 [inline]) [<81183688>] (arch_counter_read) from [<802ff678>] (timekeeping_get_delta kernel/time/timekeeping.c:255 [inline]) [<81183688>] (arch_counter_read) from [<802ff678>] (timekeeping_get_ns kernel/time/timekeeping.c:388 [inline]) [<81183688>] (arch_counter_read) from [<802ff678>] (ktime_get+0x68/0x168 kernel/time/timekeeping.c:848) [<802ff610>] (ktime_get) from [<8156d118>] (ktime_get_ns include/linux/timekeeping.h:155 [inline]) [<802ff610>] (ktime_get) from [<8156d118>] (tcp_clock_ns include/net/tcp.h:848 [inline]) [<802ff610>] (ktime_get) from [<8156d118>] (tcp_mstamp_refresh+0x14/0x84 net/ipv4/tcp_output.c:55) r10:0000ffcb r9:0000005a r8:00000000 r7:0000ffcb r6:84639f00 r5:00000000 r4:84639f00 [<8156d104>] (tcp_mstamp_refresh) from [<8156fc58>] (tcp_write_xmit+0x28/0x14a8 net/ipv4/tcp_output.c:2713) r9:0000005a r8:00000000 r7:0000ffcb r6:00000001 r5:00000000 r4:84639f00 [<8156fc30>] (tcp_write_xmit) from [<81571110>] (__tcp_push_pending_frames+0x38/0x108 net/ipv4/tcp_output.c:2977) r10:00000040 r9:0000005a r8:00000000 r7:0000ffcb r6:00000001 r5:840468c0 r4:84639f00 [<815710d8>] (__tcp_push_pending_frames) from [<81557c2c>] (tcp_push+0xcc/0x144 net/ipv4/tcp.c:738) r5:840468c0 r4:84639f00 [<81557b60>] (tcp_push) from [<81558c9c>] (tcp_sendmsg_locked+0x9f4/0xc10 net/ipv4/tcp.c:1310) r9:0000005a r8:df979e68 r7:840468c0 r6:840468c0 r5:00000000 r4:84639f00 [<815582a8>] (tcp_sendmsg_locked) from [<81558ee8>] (tcp_sendmsg+0x30/0x44 net/ipv4/tcp.c:1342) r10:81c28dc0 r9:011335a8 r8:00000000 r7:833f4500 r6:0000005a r5:df979e68 r4:84639f00 [<81558eb8>] (tcp_sendmsg) from [<8159bc68>] (inet_sendmsg+0x40/0x4c net/ipv4/af_inet.c:851) r7:833f4500 r6:84639f00 r5:0000005a r4:df979e68 [<8159bc28>] (inet_sendmsg) from [<8137b75c>] (sock_sendmsg_nosec net/socket.c:730 [inline]) [<8159bc28>] (inet_sendmsg) from [<8137b75c>] (__sock_sendmsg+0x44/0x78 net/socket.c:745) r7:833f4500 r6:833f4500 r5:df979e68 r4:00000000 [<8137b718>] (__sock_sendmsg) from [<8137b82c>] (sock_write_iter+0x9c/0xf8 net/socket.c:1160) r7:833f4500 r6:840ff900 r5:df979f08 r4:df979ef0 [<8137b790>] (sock_write_iter) from [<804f73b8>] (call_write_iter include/linux/fs.h:2108 [inline]) [<8137b790>] (sock_write_iter) from [<804f73b8>] (new_sync_write fs/read_write.c:497 [inline]) [<8137b790>] (sock_write_iter) from [<804f73b8>] (vfs_write+0x394/0x438 fs/read_write.c:590) r7:83f03c00 r6:0000005a r5:840ff900 r4:00000000 [<804f7024>] (vfs_write) from [<804f762c>] (ksys_write+0xc4/0xf8 fs/read_write.c:643) r10:00000004 r9:83f03c00 r8:80200288 r7:0000005a r6:011335a8 r5:840ff900 r4:840ff900 [<804f7568>] (ksys_write) from [<804f7670>] (__do_sys_write fs/read_write.c:655 [inline]) [<804f7568>] (ksys_write) from [<804f7670>] (sys_write+0x10/0x14 fs/read_write.c:652) r7:00000004 r6:010e6f18 r5:76f69c80 r4:010e7ea0 [<804f7660>] (sys_write) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:66) Exception stack(0xdf979fa8 to 0xdf979ff0) 9fa0: 010e7ea0 76f69c80 00000007 011335a8 0000005a 00000000 9fc0: 010e7ea0 76f69c80 010e6f18 00000004 00000000 010e20b0 7edff27c 00000003 9fe0: 005e0db0 7edff0c0 00550744 76b5b39c Rebooting in 86400 seconds..