[ 38.795195] ------------[ cut here ]------------ [ 38.795639] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.796593] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 38.797263] Modules linked in: [ 38.797567] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.798516] Tainted: [W]=WARN [ 38.798778] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.799471] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.799886] 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 [ 38.801384] RSP: 0018:ffff8880165ffbc0 EFLAGS: 00010286 [ 38.801828] RAX: 0000000000000000 RBX: ffffed1002cbff78 RCX: ffffffff813a4050 [ 38.802438] RDX: ffff888019d7b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.803027] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cbff2f [ 38.803638] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.804219] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880165ffdf8 [ 38.804826] FS: 00007f7676f08900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.805505] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.805983] CR2: 00007fff48ef0ef8 CR3: 000000000d8d4000 CR4: 0000000000350ef0 [ 38.806606] Call Trace: [ 38.806826] [ 38.807020] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.807455] ? __create_object+0x59/0x80 [ 38.807803] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.808240] __vmalloc_noprof+0x59/0x60 [ 38.808606] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.808999] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.809439] bpf_prog_alloc+0x39/0x200 [ 38.809765] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.810178] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.810627] do_seccomp+0x349/0x25e0 [ 38.810947] ? find_held_lock+0x2b/0x80 [ 38.811284] ? do_prlimit+0x310/0x610 [ 38.811640] ? __pfx_do_seccomp+0x10/0x10 [ 38.811987] ? do_raw_spin_unlock+0x53/0x220 [ 38.812382] ? _raw_spin_unlock+0x1e/0x40 [ 38.812728] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.813161] ? static_key_count+0x60/0x80 [ 38.813542] prctl_set_seccomp+0x4e/0x70 [ 38.813888] __do_sys_prctl+0xe6c/0x1d70 [ 38.814236] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.814648] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.815087] ? irqentry_exit+0xf3/0x650 [ 38.815448] do_syscall_64+0xbf/0x430 [ 38.815776] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.816205] RIP: 0033:0x7f76773fa5cd [ 38.816548] 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 [ 38.818040] RSP: 002b:00007fff48eef8a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.818698] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f76773fa5cd [ 38.819283] RDX: 0000557c2f752e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.819883] RBP: 00007fff48eef900 R08: 0000000000000000 R09: 00007fff48eeefa0 [ 38.820488] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557c44f42ad0 [ 38.821069] R13: 00007fff48eefd30 R14: 0000557c44f43bc0 R15: 0000557c44f54780 [ 38.821683] [ 38.821881] irq event stamp: 1635 [ 38.822165] hardirqs last enabled at (1643): [] __up_console_sem+0x78/0x80 [ 38.822887] hardirqs last disabled at (1652): [] __up_console_sem+0x5d/0x80 [ 38.823606] softirqs last enabled at (436): [] handle_softirqs+0x50c/0x770 [ 38.824305] softirqs last disabled at (417): [] __irq_exit_rcu+0xc4/0x100 [ 38.825009] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.238165] ------------[ cut here ]------------ [ 41.239090] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.241038] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 41.242440] Modules linked in: [ 41.243027] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.244969] Tainted: [W]=WARN [ 41.245543] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.247209] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.248161] 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 [ 41.251222] RSP: 0018:ffff88801780fbc0 EFLAGS: 00010286 [ 41.252156] RAX: 0000000000000000 RBX: ffffed1002f01f78 RCX: ffffffff813a4050 [ 41.253401] RDX: ffff888019feb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.254661] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f01f2f [ 41.255914] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.257178] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801780fdf8 [ 41.258430] FS: 00007fd4f8763900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.259848] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.260868] CR2: 00007fd4f8c55580 CR3: 000000000e7c8000 CR4: 0000000000350ef0 [ 41.262132] Call Trace: [ 41.262657] [ 41.263067] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.263957] ? __create_object+0x59/0x80 [ 41.264728] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.265668] __vmalloc_noprof+0x59/0x60 [ 41.266405] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.267209] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.268107] bpf_prog_alloc+0x39/0x200 [ 41.268828] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.269726] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.270603] do_seccomp+0x349/0x25e0 [ 41.271262] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.272146] ? __pfx_do_seccomp+0x10/0x10 [ 41.272913] ? find_held_lock+0x2b/0x80 [ 41.273638] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.274585] ? static_key_count+0x60/0x80 [ 41.275369] prctl_set_seccomp+0x4e/0x70 [ 41.276078] __do_sys_prctl+0xe6c/0x1d70 [ 41.276833] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.277675] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.278627] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.279570] ? irqentry_exit+0xf3/0x650 [ 41.280274] do_syscall_64+0xbf/0x430 [ 41.281007] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.281928] RIP: 0033:0x7fd4f8c555cd [ 41.282639] 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 [ 41.285727] RSP: 002b:00007ffda70abdc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.287067] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd4f8c555cd [ 41.288306] RDX: 0000556ec8324e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.289573] RBP: 00007ffda70abe20 R08: 0000000000000000 R09: 00007ffda70ab4c0 [ 41.290826] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556efbc82bf0 [ 41.292059] R13: 00007ffda70ac250 R14: 0000556efbc8c380 R15: 0000556efbc97460 [ 41.293353] [ 41.293774] irq event stamp: 1885 [ 41.294415] hardirqs last enabled at (1895): [] __up_console_sem+0x78/0x80 [ 41.295723] hardirqs last disabled at (1904): [] __up_console_sem+0x5d/0x80 [ 41.296937] softirqs last enabled at (1484): [] handle_softirqs+0x50c/0x770 [ 41.298166] softirqs last disabled at (1479): [] __irq_exit_rcu+0xc4/0x100 [ 41.299391] ---[ end trace 0000000000000000 ]--- [ 41.995124] ------------[ cut here ]------------ [ 41.996052] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.998107] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 41.999826] Modules linked in: [ 42.000489] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.002495] Tainted: [W]=WARN [ 42.003057] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.004544] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.005472] 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 [ 42.008660] RSP: 0018:ffff888019ea7bc0 EFLAGS: 00010286 [ 42.009653] RAX: 0000000000000000 RBX: ffffed10033d4f78 RCX: ffffffff813a4050 [ 42.010961] RDX: ffff888016b5b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.012259] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033d4f2f [ 42.013539] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.014867] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019ea7df8 [ 42.016157] FS: 00007fe532611900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.017593] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.018687] CR2: 00007fe532b03580 CR3: 000000001f3d1000 CR4: 0000000000350ef0 [ 42.019981] Call Trace: [ 42.020484] [ 42.020899] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.021810] ? __create_object+0x59/0x80 [ 42.022625] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.023618] __vmalloc_noprof+0x59/0x60 [ 42.024388] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.025231] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.026155] bpf_prog_alloc+0x39/0x200 [ 42.026916] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.027842] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.028756] do_seccomp+0x349/0x25e0 [ 42.029481] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.030389] ? __pfx_do_seccomp+0x10/0x10 [ 42.031131] ? find_held_lock+0x2b/0x80 [ 42.031882] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.032838] ? static_key_count+0x60/0x80 [ 42.033643] prctl_set_seccomp+0x4e/0x70 [ 42.034422] __do_sys_prctl+0xe6c/0x1d70 [ 42.035174] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.036038] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.036993] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.037947] ? irqentry_exit+0xf3/0x650 [ 42.038726] do_syscall_64+0xbf/0x430 [ 42.039477] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.040429] RIP: 0033:0x7fe532b035cd [ 42.041084] 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 [ 42.044272] RSP: 002b:00007ffccb297b60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.045642] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe532b035cd [ 42.046951] RDX: 00005618f1817e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.048212] RBP: 00007ffccb297bc0 R08: 0000000000000000 R09: 00007ffccb297260 [ 42.049488] R10: 0000000000000000 R11: 0000000000000246 R12: 00005618f9af0ad0 [ 42.050797] R13: 00007ffccb297ff0 R14: 00005618f9af1bc0 R15: 00005618f9b02780 [ 42.052263] [ 42.052722] irq event stamp: 1761 [ 42.053366] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 42.054894] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 42.056425] softirqs last enabled at (1662): [] handle_softirqs+0x50c/0x770 [ 42.057956] softirqs last disabled at (1657): [] __irq_exit_rcu+0xc4/0x100 [ 42.059505] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:46377' (ECDSA) to the list of known hosts. 2025/11/18 07:33:11 fuzzer started 2025/11/18 07:33:11 dialing manager at localhost:37895 2025/11/18 07:33:11 checking machine... 2025/11/18 07:33:11 checking revisions... [ 43.027631] kmemleak: Automatic memory scanning thread ended 2025/11/18 07:33:11 testing simple program... [ 43.111958] cgroup: Unknown subsys name 'net' [ 43.190007] cgroup: Unknown subsys name 'cpuset' [ 43.204654] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 07:33:10 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff86aaa302 RDX=0000000000000000 RSI=0000000000000001 RDI=0000000000000001 RBP=ffff8880165ff770 RSP=ffff8880165ff6a8 R8 =ffffffff86aaa306 R9 =0000000000000000 R10=000000000003c9ed R11=000000000002308b R12=ffff8880165ff778 R13=ffff8880165ff760 R14=0000000000000005 R15=ffff8880165ff718 RIP=ffffffff8135e8d9 RFL=00000297 [--S-APC] 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 00007fd4f8763900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd4f8732008 CR3=000000000ca06000 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=0000000000024169 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 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa587483000 CR3=000000000d5e1000 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=26eb73c4079de3825140cafaf808f3cd XMM02=0000000000304430ec2efd57dc4c00df XMM03=000000000031180897c38cee1ded78ea XMM04=6d04fc396453ee3000000000000ae988 XMM05=090f1556b20111b30000000000321218 XMM06=2957c95b001481fe000000000031b070 XMM07=e042d86d42eb936e0000000000312248 XMM08=97c38cee1ded78ea0000000000304490 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000