syzkaller login: [ 38.931951] ------------[ cut here ]------------ [ 38.932853] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.934820] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 38.936529] Modules linked in: [ 38.937112] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.939201] Tainted: [W]=WARN [ 38.939743] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.941215] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.942086] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 38.945285] RSP: 0018:ffff888017e7fbc0 EFLAGS: 00010286 [ 38.946269] RAX: 0000000000000000 RBX: ffffed1002fcff78 RCX: ffffffff813a4050 [ 38.947545] RDX: ffff888018c63780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.948862] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fcff2f [ 38.950158] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.951453] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017e7fdf8 [ 38.952763] FS: 00007f4aaacad900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.954232] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.955306] CR2: 00007ffe0945aef7 CR3: 000000000b897000 CR4: 0000000000350ef0 [ 38.956611] Call Trace: [ 38.957082] [ 38.957549] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.958445] ? __create_object+0x59/0x80 [ 38.959242] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.960240] __vmalloc_noprof+0x59/0x60 [ 38.960958] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.961844] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.962796] bpf_prog_alloc+0x39/0x200 [ 38.963534] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.964488] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.965400] do_seccomp+0x349/0x25e0 [ 38.966077] ? find_held_lock+0x2b/0x80 [ 38.966847] ? do_prlimit+0x310/0x610 [ 38.967596] ? __pfx_do_seccomp+0x10/0x10 [ 38.968400] ? do_raw_spin_unlock+0x53/0x220 [ 38.969256] ? _raw_spin_unlock+0x1e/0x40 [ 38.969994] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.970959] ? static_key_count+0x60/0x80 [ 38.971770] prctl_set_seccomp+0x4e/0x70 [ 38.972567] __do_sys_prctl+0xe6c/0x1d70 [ 38.973363] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.974239] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.975225] ? irqentry_exit+0xf3/0x650 [ 38.975970] do_syscall_64+0xbf/0x430 [ 38.976721] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.977691] RIP: 0033:0x7f4aab19f5cd [ 38.978403] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 38.981646] RSP: 002b:00007ffe09458e70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.983027] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4aab19f5cd [ 38.984310] RDX: 000056391f8cfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.985601] RBP: 00007ffe09458ed0 R08: 0000000000000000 R09: 00007ffe09458570 [ 38.986914] R10: 0000000000000000 R11: 0000000000000246 R12: 000056393d11ead0 [ 38.988212] R13: 00007ffe09459300 R14: 000056393d11fbc0 R15: 000056393d130780 [ 38.989556] [ 38.989982] irq event stamp: 1875 [ 38.990646] hardirqs last enabled at (1885): [] __up_console_sem+0x78/0x80 [ 38.992189] hardirqs last disabled at (1894): [] __up_console_sem+0x5d/0x80 [ 38.993735] softirqs last enabled at (1864): [] handle_softirqs+0x50c/0x770 [ 38.995313] softirqs last disabled at (1859): [] __irq_exit_rcu+0xc4/0x100 [ 38.996855] ---[ end trace 0000000000000000 ]--- [ 41.872291] ------------[ cut here ]------------ [ 41.873120] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.875109] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 41.876848] Modules linked in: [ 41.877463] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.879400] Tainted: [W]=WARN [ 41.879942] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.881394] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.882301] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 41.885403] RSP: 0018:ffff88801722fbc0 EFLAGS: 00010286 [ 41.886368] RAX: 0000000000000000 RBX: ffffed1002e45f78 RCX: ffffffff813a4050 [ 41.887612] RDX: ffff8880169d9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.888890] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e45f2f [ 41.890148] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.891394] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801722fdf8 [ 41.892656] FS: 00007fdd8e7a1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.894055] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.895100] CR2: 00007fdd8ec93580 CR3: 0000000020165000 CR4: 0000000000350ef0 [ 41.896355] Call Trace: [ 41.896814] [ 41.897254] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.898101] ? __create_object+0x59/0x80 [ 41.898882] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.899844] __vmalloc_noprof+0x59/0x60 [ 41.900604] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.901449] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.902376] bpf_prog_alloc+0x39/0x200 [ 41.903044] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.903957] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.904844] do_seccomp+0x349/0x25e0 [ 41.905550] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.906430] ? __pfx_do_seccomp+0x10/0x10 [ 41.907218] ? find_held_lock+0x2b/0x80 [ 41.907912] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.908853] ? static_key_count+0x60/0x80 [ 41.909629] prctl_set_seccomp+0x4e/0x70 [ 41.910385] __do_sys_prctl+0xe6c/0x1d70 [ 41.911106] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.911947] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.912905] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.913861] ? irqentry_exit+0xf3/0x650 [ 41.914614] do_syscall_64+0xbf/0x430 [ 41.915337] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.916276] RIP: 0033:0x7fdd8ec935cd [ 41.916925] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 41.920010] RSP: 002b:00007fff713e9570 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.921347] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdd8ec935cd [ 41.922589] RDX: 0000559a49f73e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.923840] RBP: 00007fff713e95d0 R08: 0000000000000000 R09: 00007fff713e8c70 [ 41.924980] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559a8670ead0 [ 41.925992] R13: 00007fff713e9a00 R14: 0000559a8670fbc0 R15: 0000559a86720780 [ 41.927028] [ 41.927395] irq event stamp: 1825 [ 41.927875] hardirqs last enabled at (1833): [] __up_console_sem+0x78/0x80 [ 41.929095] hardirqs last disabled at (1842): [] __up_console_sem+0x5d/0x80 [ 41.930316] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 41.931544] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 41.932750] ---[ end trace 0000000000000000 ]--- [ 42.713290] ------------[ cut here ]------------ [ 42.714231] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.716293] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 42.717765] Modules linked in: [ 42.718473] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.720467] Tainted: [W]=WARN [ 42.721022] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.722497] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.723395] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.726593] RSP: 0018:ffff88801696fbc0 EFLAGS: 00010286 [ 42.727595] RAX: 0000000000000000 RBX: ffffed1002d2df78 RCX: ffffffff813a4050 [ 42.728896] RDX: ffff888017a88000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.730198] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d2df2f [ 42.731494] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.732794] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801696fdf8 [ 42.734099] FS: 00007f92ad447900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.735580] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.736664] CR2: 00007ffd56f58ef7 CR3: 00000000200b8000 CR4: 0000000000350ef0 [ 42.737952] Call Trace: [ 42.738467] [ 42.738887] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.739786] ? __create_object+0x59/0x80 [ 42.740603] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.741565] __vmalloc_noprof+0x59/0x60 [ 42.742343] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.743241] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.744204] bpf_prog_alloc+0x39/0x200 [ 42.744907] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.745847] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.746774] do_seccomp+0x349/0x25e0 [ 42.747515] ? find_held_lock+0x2b/0x80 [ 42.748296] ? do_prlimit+0x310/0x610 [ 42.749001] ? __pfx_do_seccomp+0x10/0x10 [ 42.749790] ? do_raw_spin_unlock+0x53/0x220 [ 42.750629] ? _raw_spin_unlock+0x1e/0x40 [ 42.751417] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.752414] ? static_key_count+0x60/0x80 [ 42.753236] prctl_set_seccomp+0x4e/0x70 [ 42.753974] __do_sys_prctl+0xe6c/0x1d70 [ 42.754752] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.755640] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.756637] ? irqentry_exit+0xf3/0x650 [ 42.757407] do_syscall_64+0xbf/0x430 [ 42.758119] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.759053] RIP: 0033:0x7f92ad9395cd [ 42.759752] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.762975] RSP: 002b:00007ffd56f562c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.764357] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f92ad9395cd [ 42.765644] RDX: 00005595a9ddbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.766937] RBP: 00007ffd56f56320 R08: 0000000000000000 R09: 00007ffd56f559c0 [ 42.768231] R10: 0000000000000000 R11: 0000000000000246 R12: 00005595cb61aad0 [ 42.769532] R13: 00007ffd56f56750 R14: 00005595cb61bbc0 R15: 00005595cb62c780 [ 42.770846] [ 42.771329] irq event stamp: 1773 [ 42.771949] hardirqs last enabled at (1781): [] __up_console_sem+0x78/0x80 [ 42.773478] hardirqs last disabled at (1790): [] __up_console_sem+0x5d/0x80 [ 42.775015] softirqs last enabled at (1598): [] handle_softirqs+0x50c/0x770 [ 42.776585] softirqs last disabled at (1593): [] __irq_exit_rcu+0xc4/0x100 [ 42.777711] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:63704' (ECDSA) to the list of known hosts. 2025/11/18 04:50:22 fuzzer started 2025/11/18 04:50:22 dialing manager at localhost:37895 2025/11/18 04:50:22 checking machine... 2025/11/18 04:50:22 checking revisions... [ 43.595634] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:50:22 testing simple program... [ 43.678439] cgroup: Unknown subsys name 'net' [ 43.737734] cgroup: Unknown subsys name 'cpuset' [ 43.751061] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:50:22 Registers: info registers vcpu 0 RAX=00000000bca8db4f RBX=ffff8880163e8000 RCX=00000000f0a07bd0 RDX=00000000439d9ff8 RSI=ffff8880163e8a80 RDI=00000000a4e8a246 RBP=ffff8880163e8a58 RSP=ffff888017e370e0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff8880163e8a80 R13=00000000343e1bc8 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff815275c4 RFL=00000003 [------C] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fdd8e7a1900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fdd8e780020 CR3=000000000cb0c000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000048000 RBX=ffff888018f9d340 RCX=0000000000000000 RDX=0000000000020400 RSI=0000000000000000 RDI=ffff88806cf38440 RBP=ffff888018f9dd98 RSP=ffff888018ce7a50 R8 =0000000000000000 R9 =0000000000000400 R10=0000000000000001 R11=0000000000000000 R12=ffff888018f9dd98 R13=0000000000008000 R14=0000000000000001 R15=0000000000040000 RIP=ffffffff815270cc RFL=00000006 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f3ac4160900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f08b60a7000 CR3=000000000dc78000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=ffffffffffff00000000000000000000 XMM02=ffffffffffff00000000000000000000 XMM03=00000000000000000000000000000000 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000073707574726174732064 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000