syzkaller login: [ 45.561529] ------------[ cut here ]------------ [ 45.562472] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.564496] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 45.565927] Modules linked in: [ 45.566554] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.568515] Tainted: [W]=WARN [ 45.569074] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.570559] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.571473] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 45.574629] RSP: 0018:ffff888015a7fbc0 EFLAGS: 00010286 [ 45.575464] RAX: 0000000000000000 RBX: ffffed1002b4ff78 RCX: ffffffff813a4050 [ 45.576548] RDX: ffff88800f969bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.577637] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b4ff2f [ 45.578730] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.579822] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015a7fdf8 [ 45.580933] FS: 00007efe1d14d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.582153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.583023] CR2: 00007fffe61a0ef7 CR3: 000000000e0a0000 CR4: 0000000000350ef0 [ 45.584119] Call Trace: [ 45.584520] [ 45.584877] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.585625] ? __create_object+0x59/0x80 [ 45.586299] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.587135] __vmalloc_noprof+0x59/0x60 [ 45.587745] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.588495] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.589296] bpf_prog_alloc+0x39/0x200 [ 45.589888] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.590685] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.591442] do_seccomp+0x349/0x25e0 [ 45.592013] ? find_held_lock+0x2b/0x80 [ 45.592654] ? do_prlimit+0x310/0x610 [ 45.593296] ? __pfx_do_seccomp+0x10/0x10 [ 45.593918] ? do_raw_spin_unlock+0x53/0x220 [ 45.594622] ? _raw_spin_unlock+0x1e/0x40 [ 45.595300] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.596087] ? static_key_count+0x60/0x80 [ 45.596788] prctl_set_seccomp+0x4e/0x70 [ 45.597454] __do_sys_prctl+0xe6c/0x1d70 [ 45.598080] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.598805] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.599616] ? irqentry_exit+0xf3/0x650 [ 45.600264] do_syscall_64+0xbf/0x430 [ 45.600868] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.601681] RIP: 0033:0x7efe1d63f5cd [ 45.602280] 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 [ 45.604964] RSP: 002b:00007fffe619eef0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.606129] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efe1d63f5cd [ 45.607210] RDX: 000055d1df1d5e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.608292] RBP: 00007fffe619ef50 R08: 0000000000000000 R09: 00007fffe619e5f0 [ 45.609403] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d1ebb7bad0 [ 45.610503] R13: 00007fffe619f380 R14: 000055d1ebb7cbc0 R15: 000055d1ebb8d780 [ 45.611606] [ 45.611961] irq event stamp: 1731 [ 45.612512] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 45.613819] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 45.615130] softirqs last enabled at (1248): [] handle_softirqs+0x50c/0x770 [ 45.616444] softirqs last disabled at (1239): [] __irq_exit_rcu+0xc4/0x100 [ 45.617741] ---[ end trace 0000000000000000 ]--- [ 48.507920] ------------[ cut here ]------------ [ 48.508884] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.510978] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 48.512444] Modules linked in: [ 48.513050] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.515368] Tainted: [W]=WARN [ 48.515930] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.517502] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.518447] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 48.521584] RSP: 0018:ffff8880169afbc0 EFLAGS: 00010286 [ 48.522552] RAX: 0000000000000000 RBX: ffffed1002d35f78 RCX: ffffffff813a4050 [ 48.523827] RDX: ffff888018e33780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.525112] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d35f2f [ 48.526382] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.527660] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880169afdf8 [ 48.528955] FS: 00007f387f6fc900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.530386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.531460] CR2: 00007f387fc624a6 CR3: 0000000020066000 CR4: 0000000000350ef0 [ 48.532764] Call Trace: [ 48.533263] [ 48.533669] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.534566] ? __create_object+0x59/0x80 [ 48.535332] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.536300] __vmalloc_noprof+0x59/0x60 [ 48.537015] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.537879] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.538795] bpf_prog_alloc+0x39/0x200 [ 48.539533] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.540466] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.541376] do_seccomp+0x349/0x25e0 [ 48.542053] ? find_held_lock+0x2b/0x80 [ 48.542823] ? do_prlimit+0x310/0x610 [ 48.543569] ? __pfx_do_seccomp+0x10/0x10 [ 48.544358] ? do_raw_spin_unlock+0x53/0x220 [ 48.545198] ? _raw_spin_unlock+0x1e/0x40 [ 48.545946] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.546910] ? static_key_count+0x60/0x80 [ 48.547705] prctl_set_seccomp+0x4e/0x70 [ 48.548493] __do_sys_prctl+0xe6c/0x1d70 [ 48.549296] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.550160] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.551084] ? irqentry_exit+0xf3/0x650 [ 48.551855] do_syscall_64+0xbf/0x430 [ 48.552591] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.553559] RIP: 0033:0x7f387fbee5cd [ 48.554277] 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 [ 48.557562] RSP: 002b:00007ffc28aa6f90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.558971] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f387fbee5cd [ 48.560236] RDX: 000055b8cecc1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.561533] RBP: 00007ffc28aa6ff0 R08: 0000000000000000 R09: 00007ffc28aa6690 [ 48.562837] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b90ec31b10 [ 48.564133] R13: 00007ffc28aa7420 R14: 000055b90ec322b0 R15: 000055b90ec466f0 [ 48.565474] [ 48.565903] irq event stamp: 1817 [ 48.566551] hardirqs last enabled at (1827): [] __up_console_sem+0x78/0x80 [ 48.568059] hardirqs last disabled at (1836): [] __up_console_sem+0x5d/0x80 [ 48.569601] softirqs last enabled at (1796): [] handle_softirqs+0x50c/0x770 [ 48.571142] softirqs last disabled at (1791): [] __irq_exit_rcu+0xc4/0x100 [ 48.572649] ---[ end trace 0000000000000000 ]--- [ 49.247487] ------------[ cut here ]------------ [ 49.248436] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.250426] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 49.251893] Modules linked in: [ 49.252523] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.254519] Tainted: [W]=WARN [ 49.255077] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.256575] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.257504] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 49.260644] RSP: 0018:ffff888016b1fbc0 EFLAGS: 00010286 [ 49.261616] RAX: 0000000000000000 RBX: ffffed1002d63f78 RCX: ffffffff813a4050 [ 49.262874] RDX: ffff888016ebd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.264149] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d63f2f [ 49.265431] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.266696] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b1fdf8 [ 49.267968] FS: 00007f7aa567e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.269397] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.270445] CR2: 00007ffda29aeef7 CR3: 000000000ead8000 CR4: 0000000000350ef0 [ 49.271713] Call Trace: [ 49.272214] [ 49.272625] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.273517] ? __create_object+0x59/0x80 [ 49.274292] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.275247] __vmalloc_noprof+0x59/0x60 [ 49.275965] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.276821] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.277751] bpf_prog_alloc+0x39/0x200 [ 49.278498] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.279420] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.280302] do_seccomp+0x349/0x25e0 [ 49.280990] ? find_held_lock+0x2b/0x80 [ 49.281746] ? do_prlimit+0x310/0x610 [ 49.282483] ? __pfx_do_seccomp+0x10/0x10 [ 49.283282] ? do_raw_spin_unlock+0x53/0x220 [ 49.284055] ? _raw_spin_unlock+0x1e/0x40 [ 49.284846] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.285800] ? static_key_count+0x60/0x80 [ 49.286590] prctl_set_seccomp+0x4e/0x70 [ 49.287358] __do_sys_prctl+0xe6c/0x1d70 [ 49.288095] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.288949] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.289898] ? irqentry_exit+0xf3/0x650 [ 49.290658] do_syscall_64+0xbf/0x430 [ 49.291394] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.292340] RIP: 0033:0x7f7aa5b705cd [ 49.293003] 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 [ 49.296132] RSP: 002b:00007ffda29ada60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.297509] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7aa5b705cd [ 49.298786] RDX: 000055a554d2ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.300069] RBP: 00007ffda29adac0 R08: 0000000000000000 R09: 00007ffda29ad160 [ 49.301381] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a58c4c7ad0 [ 49.302236] R13: 00007ffda29adef0 R14: 000055a58c4c8bc0 R15: 000055a58c4d9780 [ 49.303018] [ 49.303310] irq event stamp: 1757 [ 49.303689] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 49.304636] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 49.305594] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 49.306492] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 49.307360] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:49496' (ECDSA) to the list of known hosts. 2025/11/19 01:16:52 fuzzer started 2025/11/19 01:16:52 dialing manager at localhost:34383 2025/11/19 01:16:52 checking machine... 2025/11/19 01:16:52 checking revisions... [ 50.185814] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:16:52 testing simple program... [ 50.274223] cgroup: Unknown subsys name 'net' [ 50.334190] cgroup: Unknown subsys name 'cpuset' [ 50.352429] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:16:51 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff86a49dcc RDX=0000000000000001 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff888017e67418 RSP=ffff888017e67350 R8 =ffffffff86a49dd0 R9 =ffff888017e67400 R10=000000000003c9ed R11=0000000000012f5f R12=ffff888017e67420 R13=ffff888017e67408 R14=ffff888017e674f8 R15=ffff888017e673c0 RIP=ffffffff8135f360 RFL=00000246 [---Z-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 00007f387f6fc900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f387f6db020 CR3=000000000eeff000 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=0000000000022fa9 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeecd1cfb8 CR3=000000000e2c9000 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=703f99a290dea68b274ffaff4df95038 XMM02=0000000000304898ec2efd57dc4c00df XMM03=00000000003100e8ecd450956fce9e96 XMM04=0f0b29a81a54bc8d00000000000ae988 XMM05=090f1556b20111b300000000003200f0 XMM06=5b75c91c80445342000000000031ff78 XMM07=e042d86d42eb936e0000000000311238 XMM08=ecd450956fce9e9600000000003048f8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000