syzkaller login: [ 45.889745] ------------[ cut here ]------------ [ 45.890743] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.893019] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 45.894627] Modules linked in: [ 45.895236] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.897472] Tainted: [W]=WARN [ 45.898130] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.899841] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.900905] 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 [ 45.904344] RSP: 0018:ffff888015c77bc0 EFLAGS: 00010286 [ 45.905337] RAX: 0000000000000000 RBX: ffffed1002b8ef78 RCX: ffffffff813a4050 [ 45.906712] RDX: ffff8880174a8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.908206] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b8ef2f [ 45.909685] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.911134] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015c77df8 [ 45.912648] FS: 00007f0cb4289900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.914213] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.915489] CR2: 00007ffe9f1c3ef7 CR3: 0000000009f11000 CR4: 0000000000350ef0 [ 45.916978] Call Trace: [ 45.917511] [ 45.918067] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.919170] ? __create_object+0x59/0x80 [ 45.920076] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.921206] __vmalloc_noprof+0x59/0x60 [ 45.922095] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.923057] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.923982] bpf_prog_alloc+0x39/0x200 [ 45.924726] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.925656] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.926665] do_seccomp+0x349/0x25e0 [ 45.927410] ? find_held_lock+0x2b/0x80 [ 45.928218] ? do_prlimit+0x310/0x610 [ 45.928985] ? __pfx_do_seccomp+0x10/0x10 [ 45.929869] ? do_raw_spin_unlock+0x53/0x220 [ 45.930736] ? _raw_spin_unlock+0x1e/0x40 [ 45.931496] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.932484] ? static_key_count+0x60/0x80 [ 45.933348] prctl_set_seccomp+0x4e/0x70 [ 45.934186] __do_sys_prctl+0xe6c/0x1d70 [ 45.935112] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.936047] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.937146] ? irqentry_exit+0xf3/0x650 [ 45.937914] do_syscall_64+0xbf/0x430 [ 45.938730] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.939845] RIP: 0033:0x7f0cb477b5cd [ 45.940591] 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 [ 45.944220] RSP: 002b:00007ffe9f1c17c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.945768] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0cb477b5cd [ 45.947264] RDX: 000055f76d0cce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.948483] RBP: 00007ffe9f1c1820 R08: 0000000000000000 R09: 00007ffe9f1c0ec0 [ 45.949664] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f77702fad0 [ 45.950874] R13: 00007ffe9f1c1c50 R14: 000055f777030bc0 R15: 000055f777041780 [ 45.952087] [ 45.952498] irq event stamp: 1751 [ 45.953108] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 45.954468] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 45.955871] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 45.957292] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 45.958728] ---[ end trace 0000000000000000 ]--- [ 48.847516] ------------[ cut here ]------------ [ 48.848436] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.850488] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 48.851950] Modules linked in: [ 48.852554] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.854594] Tainted: [W]=WARN [ 48.855265] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.856741] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.857659] 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 [ 48.860942] RSP: 0018:ffff888016e9fbc0 EFLAGS: 00010286 [ 48.861938] RAX: 0000000000000000 RBX: ffffed1002dd3f78 RCX: ffffffff813a4050 [ 48.863269] RDX: ffff888015fe0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.864560] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd3f2f [ 48.865858] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.867162] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e9fdf8 [ 48.868450] FS: 00007fc40a10a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.869894] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.870955] CR2: 00007ffd852dbef7 CR3: 000000000de6f000 CR4: 0000000000350ef0 [ 48.872236] Call Trace: [ 48.872730] [ 48.873139] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.874024] ? __create_object+0x59/0x80 [ 48.874806] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.875750] __vmalloc_noprof+0x59/0x60 [ 48.876471] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.877352] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.878271] bpf_prog_alloc+0x39/0x200 [ 48.879006] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.879924] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.880805] do_seccomp+0x349/0x25e0 [ 48.881481] ? find_held_lock+0x2b/0x80 [ 48.882230] ? do_prlimit+0x310/0x610 [ 48.882975] ? __pfx_do_seccomp+0x10/0x10 [ 48.883780] ? do_raw_spin_unlock+0x53/0x220 [ 48.884572] ? _raw_spin_unlock+0x1e/0x40 [ 48.885361] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.886325] ? static_key_count+0x60/0x80 [ 48.887144] prctl_set_seccomp+0x4e/0x70 [ 48.887934] __do_sys_prctl+0xe6c/0x1d70 [ 48.888731] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.889559] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.890530] ? irqentry_exit+0xf3/0x650 [ 48.891330] do_syscall_64+0xbf/0x430 [ 48.892070] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.893013] RIP: 0033:0x7fc40a5fc5cd [ 48.893722] 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 [ 48.896912] RSP: 002b:00007ffd852dade0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.898285] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc40a5fc5cd [ 48.899582] RDX: 000055b558543e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.900902] RBP: 00007ffd852dae40 R08: 0000000000000000 R09: 00007ffd852da4e0 [ 48.902207] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b575b6bad0 [ 48.903397] R13: 00007ffd852db270 R14: 000055b575b6cbc0 R15: 000055b575b7d780 [ 48.904234] [ 48.904506] irq event stamp: 1657 [ 48.904925] hardirqs last enabled at (1667): [] __up_console_sem+0x78/0x80 [ 48.905911] hardirqs last disabled at (1676): [] __up_console_sem+0x5d/0x80 [ 48.906896] softirqs last enabled at (1626): [] handle_softirqs+0x50c/0x770 [ 48.907948] softirqs last disabled at (1619): [] __irq_exit_rcu+0xc4/0x100 [ 48.908651] ---[ end trace 0000000000000000 ]--- [ 49.610322] ------------[ cut here ]------------ [ 49.611245] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.613298] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 49.614724] Modules linked in: [ 49.615312] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.618730] Tainted: [W]=WARN [ 49.619286] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.620921] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.621838] 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 [ 49.624975] RSP: 0018:ffff888016eefbc0 EFLAGS: 00010286 [ 49.625942] RAX: 0000000000000000 RBX: ffffed1002dddf78 RCX: ffffffff813a4050 [ 49.627229] RDX: ffff88801b1d1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.628502] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dddf2f [ 49.629771] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.631043] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016eefdf8 [ 49.632296] FS: 00007fec16086900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.633723] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.634776] CR2: 00007fec16578580 CR3: 000000001dee4000 CR4: 0000000000350ef0 [ 49.636029] Call Trace: [ 49.636488] [ 49.636939] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.637825] ? __create_object+0x59/0x80 [ 49.638555] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.639519] __vmalloc_noprof+0x59/0x60 [ 49.640262] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.641129] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.642054] bpf_prog_alloc+0x39/0x200 [ 49.642803] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.643729] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.644574] do_seccomp+0x349/0x25e0 [ 49.645303] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.646186] ? __pfx_do_seccomp+0x10/0x10 [ 49.646976] ? find_held_lock+0x2b/0x80 [ 49.647728] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.648690] ? static_key_count+0x60/0x80 [ 49.649441] prctl_set_seccomp+0x4e/0x70 [ 49.650203] __do_sys_prctl+0xe6c/0x1d70 [ 49.650994] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.651852] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.652804] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.653765] ? irqentry_exit+0xf3/0x650 [ 49.654478] do_syscall_64+0xbf/0x430 [ 49.655224] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.656163] RIP: 0033:0x7fec165785cd [ 49.656866] 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 [ 49.660001] RSP: 002b:00007ffce40bcec0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.661327] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fec165785cd [ 49.662578] RDX: 00005560d2156e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.663870] RBP: 00007ffce40bcf20 R08: 0000000000000000 R09: 00007ffce40bc5c0 [ 49.665129] R10: 0000000000000000 R11: 0000000000000246 R12: 00005561059f5ad0 [ 49.666400] R13: 00007ffce40bd350 R14: 00005561059f6bc0 R15: 0000556105a07780 [ 49.667644] [ 49.667983] irq event stamp: 2081 [ 49.668469] hardirqs last enabled at (2089): [] __up_console_sem+0x78/0x80 [ 49.669696] hardirqs last disabled at (2098): [] __up_console_sem+0x5d/0x80 [ 49.670934] softirqs last enabled at (1692): [] handle_softirqs+0x50c/0x770 [ 49.672188] softirqs last disabled at (2117): [] __irq_exit_rcu+0xc4/0x100 [ 49.673409] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:51692' (ECDSA) to the list of known hosts. 2025/11/18 01:27:40 fuzzer started 2025/11/18 01:27:40 dialing manager at localhost:37895 2025/11/18 01:27:40 checking machine... 2025/11/18 01:27:40 checking revisions... [ 50.580176] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:27:40 testing simple program... [ 50.657041] cgroup: Unknown subsys name 'net' [ 50.722934] cgroup: Unknown subsys name 'cpuset' [ 50.741578] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:27:39 Registers: info registers vcpu 0 RAX=000000004afc8605 RBX=ffff888009611bc0 RCX=000000001073dead RDX=0000000000000008 RSI=ffff888009612640 RDI=00000000c57798ad RBP=ffff888009612618 RSP=ffff888009627688 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888009612640 R13=b503ba001073dead R14=0000000000000000 R15=0000000000000001 RIP=ffffffff8152759d RFL=00000007 [-----PC] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd852d4000 CR3=0000000009c84000 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=563412feff00545000000000000080fe XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000273b3 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc40a6c1618 CR3=000000000be0c000 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=b0f24fb41d2822b0194c4c472691951f XMM02=ec2efd57dc4c00df0000000000307e00 XMM03=4d71b995c91bc1c50000000000307ed0 XMM04=b23d26c36f75353500000000000ae988 XMM05=07c8bb74b6c04a440000000000320f10 XMM06=d74844bf967d85ba0000000000320d98 XMM07=e042d86d42eb936e0000000000311ff8 XMM08=4d71b995c91bc1c50000000000307ed0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000