syzkaller login: [ 45.979725] ------------[ cut here ]------------ [ 45.980677] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.982765] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 45.984244] Modules linked in: [ 45.984904] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.986932] Tainted: [W]=WARN [ 45.987545] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.989040] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.989996] 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 [ 45.993215] RSP: 0018:ffff888015bbfbc0 EFLAGS: 00010286 [ 45.994227] RAX: 0000000000000000 RBX: ffffed1002b77f78 RCX: ffffffff813a4050 [ 45.995555] RDX: ffff888015d61bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.996835] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b77f2f [ 45.998137] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.999418] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015bbfdf8 [ 46.000703] FS: 00007ff776e88900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.002170] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.003315] CR2: 00007ffe17922ef8 CR3: 000000000e537000 CR4: 0000000000350ef0 [ 46.004619] Call Trace: [ 46.005095] [ 46.005559] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.006457] ? __create_object+0x59/0x80 [ 46.007260] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.008243] __vmalloc_noprof+0x59/0x60 [ 46.009054] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.010026] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.010993] bpf_prog_alloc+0x39/0x200 [ 46.011741] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.012690] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.013620] do_seccomp+0x349/0x25e0 [ 46.014330] ? find_held_lock+0x2b/0x80 [ 46.015110] ? do_prlimit+0x310/0x610 [ 46.015871] ? __pfx_do_seccomp+0x10/0x10 [ 46.016677] ? do_raw_spin_unlock+0x53/0x220 [ 46.017477] ? _raw_spin_unlock+0x1e/0x40 [ 46.018282] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.019265] ? static_key_count+0x60/0x80 [ 46.020092] prctl_set_seccomp+0x4e/0x70 [ 46.020928] __do_sys_prctl+0xe6c/0x1d70 [ 46.021804] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.022746] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.023807] ? irqentry_exit+0xf3/0x650 [ 46.024632] do_syscall_64+0xbf/0x430 [ 46.025392] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.026442] RIP: 0033:0x7ff77737a5cd [ 46.027199] 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 [ 46.030575] RSP: 002b:00007ffe17920a10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.032069] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff77737a5cd [ 46.033481] RDX: 0000559670882e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.034926] RBP: 00007ffe17920a70 R08: 0000000000000000 R09: 00007ffe17920110 [ 46.036338] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559688530ad0 [ 46.037749] R13: 00007ffe17920ea0 R14: 0000559688531bc0 R15: 0000559688542780 [ 46.039191] [ 46.039693] irq event stamp: 1809 [ 46.040357] hardirqs last enabled at (1817): [] __up_console_sem+0x78/0x80 [ 46.042031] hardirqs last disabled at (1826): [] __up_console_sem+0x5d/0x80 [ 46.043725] softirqs last enabled at (1850): [] handle_softirqs+0x50c/0x770 [ 46.045413] softirqs last disabled at (1835): [] __irq_exit_rcu+0xc4/0x100 [ 46.046999] ---[ end trace 0000000000000000 ]--- [ 49.456813] ------------[ cut here ]------------ [ 49.457759] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.459865] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.461333] Modules linked in: [ 49.462035] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.464009] Tainted: [W]=WARN [ 49.464606] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.466079] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.466988] 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 [ 49.470196] RSP: 0018:ffff88801769fbc0 EFLAGS: 00010286 [ 49.471172] RAX: 0000000000000000 RBX: ffffed1002ed3f78 RCX: ffffffff813a4050 [ 49.472457] RDX: ffff88801c6f5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.473747] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ed3f2f [ 49.475053] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.476337] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801769fdf8 [ 49.477628] FS: 00007f2433897900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.479060] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.480132] CR2: 00007ffc83bd4ef8 CR3: 0000000009d34000 CR4: 0000000000350ef0 [ 49.481406] Call Trace: [ 49.481913] [ 49.482316] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.483200] ? __create_object+0x59/0x80 [ 49.483978] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.484948] __vmalloc_noprof+0x59/0x60 [ 49.485714] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.486601] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.487539] bpf_prog_alloc+0x39/0x200 [ 49.488225] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.489166] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.490091] do_seccomp+0x349/0x25e0 [ 49.490816] ? find_held_lock+0x2b/0x80 [ 49.491576] ? do_prlimit+0x310/0x610 [ 49.492274] ? __pfx_do_seccomp+0x10/0x10 [ 49.493067] ? do_raw_spin_unlock+0x53/0x220 [ 49.493902] ? _raw_spin_unlock+0x1e/0x40 [ 49.494692] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.495639] ? static_key_count+0x60/0x80 [ 49.496390] prctl_set_seccomp+0x4e/0x70 [ 49.497175] __do_sys_prctl+0xe6c/0x1d70 [ 49.497959] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.498815] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.499773] ? irqentry_exit+0xf3/0x650 [ 49.500547] do_syscall_64+0xbf/0x430 [ 49.501249] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.502215] RIP: 0033:0x7f2433d895cd [ 49.502931] 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 [ 49.506117] RSP: 002b:00007ffc83bd3d10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.507511] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2433d895cd [ 49.508788] RDX: 0000563eab5e6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.510086] RBP: 00007ffc83bd3d70 R08: 0000000000000000 R09: 00007ffc83bd3410 [ 49.511376] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563ec14432b0 [ 49.512663] R13: 00007ffc83bd41a0 R14: 0000563ec1445d20 R15: 0000563ec14578d0 [ 49.513975] [ 49.514394] irq event stamp: 1777 [ 49.515042] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 49.516568] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 49.518120] softirqs last enabled at (1348): [] handle_softirqs+0x50c/0x770 [ 49.519686] softirqs last disabled at (1343): [] __irq_exit_rcu+0xc4/0x100 [ 49.521191] ---[ end trace 0000000000000000 ]--- [ 50.313865] ------------[ cut here ]------------ [ 50.314770] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.316716] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.318115] Modules linked in: [ 50.318735] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.320626] Tainted: [W]=WARN [ 50.321158] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.322576] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.323407] 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 [ 50.326429] RSP: 0018:ffff888016e8fbc0 EFLAGS: 00010286 [ 50.327364] RAX: 0000000000000000 RBX: ffffed1002dd1f78 RCX: ffffffff813a4050 [ 50.328599] RDX: ffff888016d29bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.329842] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd1f2f [ 50.331076] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.332314] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e8fdf8 [ 50.333536] FS: 00007fe0c74ef900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.334928] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.335937] CR2: 00007fe0c7a554a6 CR3: 000000000bf9f000 CR4: 0000000000350ef0 [ 50.337260] Call Trace: [ 50.337880] [ 50.338380] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.339283] ? __create_object+0x59/0x80 [ 50.340060] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.341013] __vmalloc_noprof+0x59/0x60 [ 50.341774] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.342655] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.343578] bpf_prog_alloc+0x39/0x200 [ 50.344261] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.345179] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.346109] do_seccomp+0x349/0x25e0 [ 50.346855] ? find_held_lock+0x2b/0x80 [ 50.347633] ? do_prlimit+0x310/0x610 [ 50.348436] ? __pfx_do_seccomp+0x10/0x10 [ 50.349212] ? do_raw_spin_unlock+0x53/0x220 [ 50.350036] ? _raw_spin_unlock+0x1e/0x40 [ 50.350793] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.351744] ? static_key_count+0x60/0x80 [ 50.352540] prctl_set_seccomp+0x4e/0x70 [ 50.353239] __do_sys_prctl+0xe6c/0x1d70 [ 50.354003] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.354833] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.355776] ? irqentry_exit+0xf3/0x650 [ 50.356474] do_syscall_64+0xbf/0x430 [ 50.357280] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.358255] RIP: 0033:0x7fe0c79e15cd [ 50.358960] 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 [ 50.362010] RSP: 002b:00007ffc6b0c8fd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.363319] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe0c79e15cd [ 50.364546] RDX: 000055e9d2b79e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.365776] RBP: 00007ffc6b0c9030 R08: 0000000000000000 R09: 00007ffc6b0c86d0 [ 50.367058] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e9f62fcad0 [ 50.368322] R13: 00007ffc6b0c9460 R14: 000055e9f62fdbc0 R15: 000055e9f630e780 [ 50.369600] [ 50.370023] irq event stamp: 1745 [ 50.370675] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 50.372168] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 [ 50.373671] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 50.375203] softirqs last disabled at (1729): [] __irq_exit_rcu+0xc4/0x100 [ 50.376679] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:62084' (ECDSA) to the list of known hosts. 2025/11/17 13:58:03 fuzzer started 2025/11/17 13:58:03 dialing manager at localhost:37895 2025/11/17 13:58:03 checking machine... 2025/11/17 13:58:03 checking revisions... [ 51.280048] kmemleak: Automatic memory scanning thread ended 2025/11/17 13:58:03 testing simple program... [ 51.379995] cgroup: Unknown subsys name 'net' [ 51.464211] cgroup: Unknown subsys name 'cpuset' [ 51.495128] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:58:03 Registers: info registers vcpu 0 RAX=ffff888015e0f2f8 RBX=ffff888015e0f320 RCX=ffffffff8136096e RDX=0000000000000001 RSI=0000000000000070 RDI=ffff888015e0f288 RBP=ffff888015e0f288 RSP=ffff888015e0f1f8 R8 =0000000000000001 R9 =0000000000000000 R10=ffff88800a15a900 R11=0000000000000000 R12=0000000000000070 R13=0000000000000000 R14=ffff88801660d340 R15=ffff888015e0f288 RIP=ffffffff81b2cf1b RFL=00000282 [--S----] 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 00007f2433897900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2433876020 CR3=000000000de7e000 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=0000000000026c2d 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=00000206 [-----P-] 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 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7cd3647000 CR3=000000000df72000 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=c3e0abc080995a9cb045d0f6de2ac6e8 XMM02=2c67c8bc2e329bc30000000000303c20 XMM03=fb795ef6d65770560000000000310ab8 XMM04=7b7954e622d7b06200000000000ae988 XMM05=090f1556b20111b3000000000031f4f8 XMM06=5b75c91c80445342000000000031f380 XMM07=e042d86d42eb936e0000000000310d90 XMM08=c5b6658979e59bf00000000000303c80 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000