Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] CPU: 0 UID: 0 PID: 3962 Comm: syz-executor.4 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff888048ee7340 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc90008a32000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888048ee75b0 R08: ffff88806ce31340 R09: ffffe8ffffc15af0 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000 FS: 00007f4e1f9e3700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055806c9fdce8 CR3: 000000000c0da000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_contention_begin+0x235/0x3e0 trace_contention_begin+0xae/0x110 __mutex_lock+0x14b/0x1020 register_netdev+0x1a/0x60 sit_init_net+0x2c8/0x630 ops_init+0x1e1/0x650 setup_net+0x10d/0x320 copy_net_ns+0x2e3/0x650 create_new_namespaces+0x3f6/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4e2248eb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f4e1f9e3188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f4e225a2020 RCX: 00007f4e2248eb19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 00000000200002c0 RBP: 00007f4e224e8f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe1727398f R14: 00007f4e1f9e3300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff888048ee7340 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc90008a32000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888048ee75b0 R08: ffff88806ce31340 R09: ffffe8ffffc15af0 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000 FS: 00007f4e1f9e3700(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055806c9fdce8 CR3: 000000000c0da000 CR4: 0000000000350ef0 note: syz-executor.4[3962] exited with preempt_count 2 Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#2] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] CPU: 0 UID: 0 PID: 255 Comm: syz-fuzzer Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff88801756f680 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002 RDX: ffff88800d715280 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff88801756f8f0 R08: ffff88806ce31340 R09: ffffe8ffffc15af0 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000 FS: 000000c000030b10(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055806c9fdce8 CR3: 000000000df88000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_contention_begin+0x235/0x3e0 trace_contention_begin+0xae/0x110 __mutex_lock+0x14b/0x1020 ep_send_events+0xff/0xaa0 do_epoll_wait+0x42e/0xee0 do_compat_epoll_pwait.part.0+0x29/0x1d0 __x64_sys_epoll_pwait+0x1de/0x320 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x4666e0 Code: 0f 05 89 44 24 20 c3 cc cc cc 8b 7c 24 08 48 8b 74 24 10 8b 54 24 18 44 8b 54 24 1c 49 c7 c0 00 00 00 00 b8 19 01 00 00 0f 05 <89> 44 24 20 c3 cc cc cc cc cc cc cc cc cc cc cc 8b 7c 24 08 48 c7 RSP: 002b:000000c00003d7f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000119 RAX: ffffffffffffffda RBX: 00000000000000ac RCX: 00000000004666e0 RDX: 0000000000000080 RSI: 000000c00003d840 RDI: 0000000000000003 RBP: 000000c00003de40 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000000ac R11: 0000000000000246 R12: 0000000000000003 R13: 000000c000001200 R14: 0000000000000004 R15: 0000000000000000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff888048ee7340 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc90008a32000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888048ee75b0 R08: ffff88806ce31340 R09: ffffe8ffffc15af0 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000 FS: 000000c000030b10(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055806c9fdce8 CR3: 000000000df88000 CR4: 0000000000350ef0 note: syz-fuzzer[255] exited with preempt_count 2 Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#3] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] CPU: 0 UID: 0 PID: 281 Comm: syz-executor.2 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff88801a9576c0 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002 RDX: ffff888016ef3700 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff88801a957930 R08: ffff88806ce31340 R09: ffffe8ffffc15af0 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000 FS: 000055556fd65400(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055806c9fdce8 CR3: 000000003af0f000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_contention_begin+0x235/0x3e0 trace_contention_begin+0xae/0x110 __mutex_lock+0x14b/0x1020 anon_pipe_write+0x12a/0x1a80 vfs_write+0xbe9/0x1150 ksys_write+0x1ef/0x240 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fabb6f275ff Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 99 fd ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 cc fd ff ff 48 RSP: 002b:00007ffc478d9300 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000000000000000f RCX: 00007fabb6f275ff RDX: 000000000000000c RSI: 00007ffc478d93f0 RDI: 00000000000000f8 RBP: 00007ffc478d938c R08: 0000000000000000 R09: 00007fabb7064000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 R13: 000000000002154e R14: 0000000000000005 R15: 00007ffc478d93f0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff888048ee7340 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc90008a32000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888048ee75b0 R08: ffff88806ce31340 R09: ffffe8ffffc15af0 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000 FS: 000055556fd65400(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055806c9fdce8 CR3: 000000003af0f000 CR4: 0000000000350ef0 note: syz-executor.2[281] exited with preempt_count 2 Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#4] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] CPU: 0 UID: 0 PID: 25 Comm: kworker/u9:0 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Workqueue: events_unbound cfg80211_wiphy_work RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff88800976f700 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002 RDX: ffff888009751b80 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff88800976f970 R08: ffff88806ce31340 R09: ffffe8ffffc15af0 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055806c9fdce8 CR3: 0000000005a88000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_contention_begin+0x235/0x3e0 trace_contention_begin+0xae/0x110 __mutex_lock+0x14b/0x1020 cfg80211_wiphy_work+0x7e/0x480 process_one_work+0x8e1/0x19c0 worker_thread+0x67e/0xe90 kthread+0x3c8/0x740 ret_from_fork+0x34b/0x430 ret_from_fork_asm+0x1a/0x30 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff888048ee7340 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc90008a32000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888048ee75b0 R08: ffff88806ce31340 R09: ffffe8ffffc15af0 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055806c9fdce8 CR3: 0000000005a88000 CR4: 0000000000350ef0 note: kworker/u9:0[25] exited with preempt_count 2 Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#5] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] CPU: 0 UID: 0 PID: 1 Comm: systemd Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff8880095476c0 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002 RDX: ffff8880094f8000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888009547930 R08: ffff88806ce31340 R09: ffffe8ffffc15af0 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000 FS: 00007ff0dc4ad900(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055806c9fdce8 CR3: 000000000f6a8000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_contention_begin+0x235/0x3e0 trace_contention_begin+0xae/0x110 __mutex_lock+0x14b/0x1020 ep_send_events+0xff/0xaa0 do_epoll_wait+0x42e/0xee0 __x64_sys_epoll_wait+0x15b/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff0dcc8a116 Code: 10 89 7c 24 0c 89 4c 24 1c e8 86 6c f8 ff 44 8b 54 24 1c 8b 54 24 18 41 89 c0 48 8b 74 24 10 8b 7c 24 0c b8 e8 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 32 44 89 c7 89 44 24 0c e8 b6 6c f8 ff 8b 44 RSP: 002b:00007ffffebb4040 EFLAGS: 00000293 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 000055cdeab30b70 RCX: 00007ff0dcc8a116 RDX: 000000000000002d RSI: 000055cdeb390f80 RDI: 0000000000000005 RBP: ffffffffffffffff R08: 0000000000000000 R09: f0fe1265be31c3e9 R10: 00000000ffffffff R11: 0000000000000293 R12: 0000000000000001 R13: 000000000000002d R14: 0000000000000000 R15: 000055cdc25d7b4e Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff888048ee7340 EFLAGS: 00010212 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc90008a32000 RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191 RBP: ffff888048ee75b0 R08: ffff88806ce31340 R09: ffffe8ffffc15af0 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 000000000000001c R14: ffff88806ce31340 R15: dffffc0000000000 FS: 00007ff0dc4ad900(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055806c9fdce8 CR3: 000000000f6a8000 CR4: 0000000000350ef0 note: systemd[1] exited with preempt_count 2 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: df 48 89 fisttps -0x77(%rax) 3: 85 a8 fd ff ff 48 test %ebp,0x48fffffd(%rax) 9: c1 e8 03 shr $0x3,%eax c: 4c 01 e0 add %r12,%rax f: 48 89 85 c8 fd ff ff mov %rax,-0x238(%rbp) 16: e8 c9 51 ea ff callq 0xffea51e4 1b: 48 8d bb f0 01 00 00 lea 0x1f0(%rbx),%rdi 22: 48 89 f8 mov %rdi,%rax 25: 48 c1 e8 03 shr $0x3,%rax * 29: 42 0f b6 04 20 movzbl (%rax,%r12,1),%eax <-- trapping instruction 2e: 84 c0 test %al,%al 30: 74 08 je 0x3a 32: 3c 03 cmp $0x3,%al 34: 0f 8e c5 0b 00 00 jle 0xbff 3a: 44 rex.R 3b: 8b .byte 0x8b 3c: ab stos %eax,%es:(%rdi) 3d: f0 lock 3e: 01 .byte 0x1