program: r0 = socket$packet(0x11, 0x2, 0x300) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000003c0)={'netdevsim0\x00', 0x0}) r3 = bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001800)={0x6, 0x3, &(0x7f00000006c0)=@framed, &(0x7f0000000300)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', r2, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000040)={r3, r2, 0x25, 0x8, @void}, 0x10) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000000000)={r2, 0x1, 0x6, @broadcast}, 0x10) [ 70.846034][ T5307] Bluetooth: hci0: command tx timeout [ 70.901112][ T5323] ------------[ cut here ]------------ [ 70.905672][ T5323] WARNING: CPU: 0 PID: 5323 at ./include/net/netdev_lock.h:54 dev_xdp_install+0x5e6/0x760 [ 70.913860][ T5323] Modules linked in: [ 70.915524][ T5323] CPU: 0 UID: 0 PID: 5323 Comm: syz.0.0 Not tainted 6.14.0-syzkaller-05877-g1a9239bb4253 #0 PREEMPT(full) [ 70.919803][ T5323] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 70.924340][ T5323] RIP: 0010:dev_xdp_install+0x5e6/0x760 [ 70.926501][ T5323] Code: 06 48 3b 84 24 a0 00 00 00 0f 85 8e 01 00 00 89 d8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 fb dc e2 f7 90 <0f> 0b 90 e9 2d fc ff ff e8 ed dc e2 f7 c6 05 4c b5 66 06 01 90 48 [ 70.934741][ T5323] RSP: 0018:ffffc9000d43f980 EFLAGS: 00010283 [ 70.937039][ T5323] RAX: ffffffff89e09a05 RBX: 0000000000000000 RCX: 0000000000100000 [ 70.940069][ T5323] RDX: ffffc9000ea12000 RSI: 000000000000015d RDI: 000000000000015e [ 70.943550][ T5323] RBP: ffffc9000d43fa80 R08: ffffffff89e095e9 R09: 0000000000000000 [ 70.946680][ T5323] R10: ffffc9000d43f9e0 R11: fffff52001a87f40 R12: ffffc900019c6000 [ 70.950228][ T5323] R13: 1ffff92001a87f38 R14: dffffc0000000000 R15: ffff888052df4000 [ 70.953799][ T5323] FS: 00007fe89ae216c0(0000) GS:ffff88808c60f000(0000) knlGS:0000000000000000 [ 70.957165][ T5323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.959712][ T5323] CR2: 0000200000001800 CR3: 0000000042c00000 CR4: 0000000000352ef0 [ 70.962713][ T5323] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 70.966175][ T5323] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 70.969175][ T5323] Call Trace: [ 70.970433][ T5323] [ 70.971506][ T5323] ? __warn+0x165/0x4d0 [ 70.973244][ T5323] ? dev_xdp_install+0x5e6/0x760 [ 70.975064][ T5323] ? report_bug+0x2b3/0x500 [ 70.976669][ T5323] ? dev_xdp_install+0x5e6/0x760 [ 70.978458][ T5323] ? dev_xdp_install+0x5e6/0x760 [ 70.980270][ T5323] ? dev_xdp_install+0x5e8/0x760 [ 70.982136][ T5323] ? handle_bug+0x89/0x170 [ 70.984240][ T5323] ? exc_invalid_op+0x1a/0x50 [ 70.986169][ T5323] ? asm_exc_invalid_op+0x1a/0x20 [ 70.988437][ T5323] ? dev_xdp_install+0x1c9/0x760 [ 70.990740][ T5323] ? dev_xdp_install+0x5e5/0x760 [ 70.993369][ T5323] ? dev_xdp_install+0x5e6/0x760 [ 70.995471][ T5323] ? __pfx_nsim_bpf+0x10/0x10 [ 70.997237][ T5323] ? __pfx_dev_xdp_install+0x10/0x10 [ 70.999275][ T5323] ? bpf_offload_dev_match+0x37/0x50 [ 71.001317][ T5323] ? __pfx_nsim_bpf+0x10/0x10 [ 71.003506][ T5323] dev_xdp_attach+0xc5d/0xfe0 [ 71.005380][ T5323] bpf_xdp_link_attach+0x3a2/0x760 [ 71.007365][ T5323] ? __pfx_bpf_xdp_link_attach+0x10/0x10 [ 71.009535][ T5323] ? __fget_files+0x39d/0x420 [ 71.011396][ T5323] ? __fget_files+0x2a/0x420 [ 71.013333][ T5323] ? attach_type_to_prog_type+0x316/0x460 [ 71.015567][ T5323] ? bpf_prog_attach_check_attach_type+0x2cb/0x4f0 [ 71.018158][ T5323] link_create+0x440/0x870 [ 71.019929][ T5323] __sys_bpf+0x559/0x850 [ 71.021604][ T5323] ? __pfx___sys_bpf+0x10/0x10 [ 71.023475][ T5323] ? __rseq_handle_notify_resume+0x3c8/0x15d0 [ 71.025869][ T5323] __x64_sys_bpf+0x7c/0x90 [ 71.027592][ T5323] do_syscall_64+0xf3/0x230 [ 71.029330][ T5323] ? clear_bhb_loop+0x45/0xa0 [ 71.031155][ T5323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.033571][ T5323] RIP: 0033:0x7fe899f8d169 [ 71.035336][ T5323] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 71.042451][ T5323] RSP: 002b:00007fe89ae21038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 71.045723][ T5323] RAX: ffffffffffffffda RBX: 00007fe89a1a5fa0 RCX: 00007fe899f8d169 [ 71.048757][ T5323] RDX: 0000000000000010 RSI: 0000200000000040 RDI: 000000000000001c [ 71.052000][ T5323] RBP: 00007fe89a00e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 71.055420][ T5323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 71.058519][ T5323] R13: 0000000000000000 R14: 00007fe89a1a5fa0 R15: 00007ffc84625568 [ 71.061639][ T5323] [ 71.063009][ T5323] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 71.065903][ T5323] CPU: 0 UID: 0 PID: 5323 Comm: syz.0.0 Not tainted 6.14.0-syzkaller-05877-g1a9239bb4253 #0 PREEMPT(full) [ 71.070109][ T5323] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 71.074064][ T5323] Call Trace: [ 71.075446][ T5323] [ 71.076609][ T5323] dump_stack_lvl+0x241/0x360 [ 71.078467][ T5323] ? __pfx_dump_stack_lvl+0x10/0x10 [ 71.080682][ T5323] ? __pfx__printk+0x10/0x10 [ 71.082506][ T5323] ? vscnprintf+0x5d/0x90 [ 71.084215][ T5323] panic+0x349/0x880 [ 71.085819][ T5323] ? __warn+0x174/0x4d0 [ 71.087478][ T5323] ? __pfx_panic+0x10/0x10 [ 71.089236][ T5323] __warn+0x344/0x4d0 [ 71.090823][ T5323] ? dev_xdp_install+0x5e6/0x760 [ 71.092759][ T5323] report_bug+0x2b3/0x500 [ 71.094533][ T5323] ? dev_xdp_install+0x5e6/0x760 [ 71.096503][ T5323] ? dev_xdp_install+0x5e6/0x760 [ 71.098456][ T5323] ? dev_xdp_install+0x5e8/0x760 [ 71.100401][ T5323] handle_bug+0x89/0x170 [ 71.102123][ T5323] exc_invalid_op+0x1a/0x50 [ 71.103901][ T5323] asm_exc_invalid_op+0x1a/0x20 [ 71.105812][ T5323] RIP: 0010:dev_xdp_install+0x5e6/0x760 [ 71.108010][ T5323] Code: 06 48 3b 84 24 a0 00 00 00 0f 85 8e 01 00 00 89 d8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 fb dc e2 f7 90 <0f> 0b 90 e9 2d fc ff ff e8 ed dc e2 f7 c6 05 4c b5 66 06 01 90 48 [ 71.114428][ T5323] RSP: 0018:ffffc9000d43f980 EFLAGS: 00010283 [ 71.116762][ T5323] RAX: ffffffff89e09a05 RBX: 0000000000000000 RCX: 0000000000100000 [ 71.119820][ T5323] RDX: ffffc9000ea12000 RSI: 000000000000015d RDI: 000000000000015e [ 71.122928][ T5323] RBP: ffffc9000d43fa80 R08: ffffffff89e095e9 R09: 0000000000000000 [ 71.126077][ T5323] R10: ffffc9000d43f9e0 R11: fffff52001a87f40 R12: ffffc900019c6000 [ 71.128969][ T5323] R13: 1ffff92001a87f38 R14: dffffc0000000000 R15: ffff888052df4000 [ 71.131907][ T5323] ? dev_xdp_install+0x1c9/0x760 [ 71.133752][ T5323] ? dev_xdp_install+0x5e5/0x760 [ 71.135610][ T5323] ? __pfx_nsim_bpf+0x10/0x10 [ 71.137480][ T5323] ? __pfx_dev_xdp_install+0x10/0x10 [ 71.139568][ T5323] ? bpf_offload_dev_match+0x37/0x50 [ 71.141679][ T5323] ? __pfx_nsim_bpf+0x10/0x10 [ 71.143525][ T5323] dev_xdp_attach+0xc5d/0xfe0 [ 71.145336][ T5323] bpf_xdp_link_attach+0x3a2/0x760 [ 71.147351][ T5323] ? __pfx_bpf_xdp_link_attach+0x10/0x10 [ 71.149531][ T5323] ? __fget_files+0x39d/0x420 [ 71.151275][ T5323] ? __fget_files+0x2a/0x420 [ 71.153021][ T5323] ? attach_type_to_prog_type+0x316/0x460 [ 71.155233][ T5323] ? bpf_prog_attach_check_attach_type+0x2cb/0x4f0 [ 71.157710][ T5323] link_create+0x440/0x870 [ 71.159429][ T5323] __sys_bpf+0x559/0x850 [ 71.161116][ T5323] ? __pfx___sys_bpf+0x10/0x10 [ 71.162976][ T5323] ? __rseq_handle_notify_resume+0x3c8/0x15d0 [ 71.165328][ T5323] __x64_sys_bpf+0x7c/0x90 [ 71.167425][ T5323] do_syscall_64+0xf3/0x230 [ 71.169269][ T5323] ? clear_bhb_loop+0x45/0xa0 [ 71.171183][ T5323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.173432][ T5323] RIP: 0033:0x7fe899f8d169 [ 71.175156][ T5323] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 71.182326][ T5323] RSP: 002b:00007fe89ae21038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 71.185427][ T5323] RAX: ffffffffffffffda RBX: 00007fe89a1a5fa0 RCX: 00007fe899f8d169 [ 71.188321][ T5323] RDX: 0000000000000010 RSI: 0000200000000040 RDI: 000000000000001c [ 71.191149][ T5323] RBP: 00007fe89a00e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 71.193933][ T5323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 71.196754][ T5323] R13: 0000000000000000 R14: 00007fe89a1a5fa0 R15: 00007ffc84625568 [ 71.199509][ T5323] [ 71.201119][ T5323] Kernel Offset: disabled [ 71.203279][ T5323] Rebooting in 86400 seconds..