[ 38.948828] ------------[ cut here ]------------ [ 38.949698] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.951817] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.953462] Modules linked in: [ 38.954223] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.956471] Tainted: [W]=WARN [ 38.957145] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.958876] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.959963] 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 [ 38.963468] RSP: 0018:ffff88801994fbc0 EFLAGS: 00010286 [ 38.964542] RAX: 0000000000000000 RBX: ffffed1003329f78 RCX: ffffffff813a4050 [ 38.965971] RDX: ffff8880145ed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.967374] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003329f2f [ 38.968847] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.970245] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801994fdf8 [ 38.971714] FS: 00007f2da589b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.973255] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.974335] CR2: 00007ffc0c301ef8 CR3: 000000000df1a000 CR4: 0000000000350ef0 [ 38.975827] Call Trace: [ 38.976382] [ 38.976921] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.977957] ? __create_object+0x59/0x80 [ 38.978901] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.980038] __vmalloc_noprof+0x59/0x60 [ 38.980868] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.981877] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.983007] bpf_prog_alloc+0x39/0x200 [ 38.983917] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.984972] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.986034] do_seccomp+0x349/0x25e0 [ 38.986913] ? find_held_lock+0x2b/0x80 [ 38.987806] ? do_prlimit+0x310/0x610 [ 38.988707] ? __pfx_do_seccomp+0x10/0x10 [ 38.989542] ? do_raw_spin_unlock+0x53/0x220 [ 38.990499] ? _raw_spin_unlock+0x1e/0x40 [ 38.991453] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.992620] ? static_key_count+0x60/0x80 [ 38.993605] prctl_set_seccomp+0x4e/0x70 [ 38.994529] __do_sys_prctl+0xe6c/0x1d70 [ 38.995372] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.996277] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.997330] ? irqentry_exit+0xf3/0x650 [ 38.998139] do_syscall_64+0xbf/0x430 [ 38.998924] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.999938] RIP: 0033:0x7f2da5d8d5cd [ 39.000703] 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 [ 39.004410] RSP: 002b:00007ffc0c300600 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.006077] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2da5d8d5cd [ 39.007549] RDX: 000056537620be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.009057] RBP: 00007ffc0c300660 R08: 0000000000000000 R09: 00007ffc0c2ffd00 [ 39.010611] R10: 0000000000000000 R11: 0000000000000246 R12: 00005653b2122240 [ 39.012038] R13: 00007ffc0c300a90 R14: 00005653b212b380 R15: 00005653b2136540 [ 39.013600] [ 39.014051] irq event stamp: 1699 [ 39.014626] hardirqs last enabled at (1707): [] __up_console_sem+0x78/0x80 [ 39.016118] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 39.017706] softirqs last enabled at (1636): [] handle_softirqs+0x50c/0x770 [ 39.019304] softirqs last disabled at (1631): [] __irq_exit_rcu+0xc4/0x100 [ 39.020701] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.058816] ------------[ cut here ]------------ [ 42.059775] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.061857] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.063334] Modules linked in: [ 42.063976] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.066228] Tainted: [W]=WARN [ 42.066909] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.068408] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.069376] 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 [ 42.072610] RSP: 0018:ffff88801b68fbc0 EFLAGS: 00010286 [ 42.073623] RAX: 0000000000000000 RBX: ffffed10036d1f78 RCX: ffffffff813a4050 [ 42.074918] RDX: ffff88800efbd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.076212] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036d1f2f [ 42.077524] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.078817] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b68fdf8 [ 42.080113] FS: 00007f0898758900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.081574] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.082655] CR2: 00007ffe03dbcef8 CR3: 0000000020297000 CR4: 0000000000350ef0 [ 42.083978] Call Trace: [ 42.084449] [ 42.084919] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.085836] ? __create_object+0x59/0x80 [ 42.086571] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.087542] __vmalloc_noprof+0x59/0x60 [ 42.088298] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.089183] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.090115] bpf_prog_alloc+0x39/0x200 [ 42.090852] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.091785] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.092641] do_seccomp+0x349/0x25e0 [ 42.093387] ? find_held_lock+0x2b/0x80 [ 42.094148] ? do_prlimit+0x310/0x610 [ 42.094901] ? __pfx_do_seccomp+0x10/0x10 [ 42.095648] ? do_raw_spin_unlock+0x53/0x220 [ 42.096489] ? _raw_spin_unlock+0x1e/0x40 [ 42.097294] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.098268] ? static_key_count+0x60/0x80 [ 42.099074] prctl_set_seccomp+0x4e/0x70 [ 42.099842] __do_sys_prctl+0xe6c/0x1d70 [ 42.100581] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.101453] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.102427] ? irqentry_exit+0xf3/0x650 [ 42.103192] do_syscall_64+0xbf/0x430 [ 42.103939] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.104896] RIP: 0033:0x7f0898c4a5cd [ 42.105552] 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 [ 42.108707] RSP: 002b:00007ffe03dba970 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.110075] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0898c4a5cd [ 42.111346] RDX: 000055de3135de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.112610] RBP: 00007ffe03dba9d0 R08: 0000000000000000 R09: 00007ffe03dba070 [ 42.113889] R10: 0000000000000000 R11: 0000000000000246 R12: 000055de5d2a9b10 [ 42.115212] R13: 00007ffe03dbae00 R14: 000055de5d2aa2b0 R15: 000055de5d2be6f0 [ 42.116571] [ 42.117051] irq event stamp: 1783 [ 42.117646] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 42.119002] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 42.120343] softirqs last enabled at (1308): [] handle_softirqs+0x50c/0x770 [ 42.121700] softirqs last disabled at (1285): [] __irq_exit_rcu+0xc4/0x100 [ 42.123046] ---[ end trace 0000000000000000 ]--- [ 42.769292] ------------[ cut here ]------------ [ 42.770212] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.772218] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.773756] Modules linked in: [ 42.774352] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.776374] Tainted: [W]=WARN [ 42.777003] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.778491] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.779415] 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 [ 42.782590] RSP: 0018:ffff88800b047bc0 EFLAGS: 00010286 [ 42.783586] RAX: 0000000000000000 RBX: ffffed1001608f78 RCX: ffffffff813a4050 [ 42.784886] RDX: ffff88801994d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.786194] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001608f2f [ 42.787493] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.788790] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800b047df8 [ 42.790088] FS: 00007f175490f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.791523] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.792566] CR2: 00007fff6e926ef8 CR3: 0000000020303000 CR4: 0000000000350ef0 [ 42.793934] Call Trace: [ 42.794420] [ 42.794926] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.795896] ? __create_object+0x59/0x80 [ 42.796783] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.797895] __vmalloc_noprof+0x59/0x60 [ 42.798764] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.799744] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.800800] bpf_prog_alloc+0x39/0x200 [ 42.801584] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.802631] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.803623] do_seccomp+0x349/0x25e0 [ 42.804372] ? find_held_lock+0x2b/0x80 [ 42.805233] ? do_prlimit+0x310/0x610 [ 42.806040] ? __pfx_do_seccomp+0x10/0x10 [ 42.806905] ? do_raw_spin_unlock+0x53/0x220 [ 42.807823] ? _raw_spin_unlock+0x1e/0x40 [ 42.808616] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.809759] ? static_key_count+0x60/0x80 [ 42.810575] prctl_set_seccomp+0x4e/0x70 [ 42.811368] __do_sys_prctl+0xe6c/0x1d70 [ 42.812167] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.813065] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.814033] ? irqentry_exit+0xf3/0x650 [ 42.814785] do_syscall_64+0xbf/0x430 [ 42.815471] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.816418] RIP: 0033:0x7f1754e015cd [ 42.817136] 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 [ 42.820336] RSP: 002b:00007fff6e925cf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.821750] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1754e015cd [ 42.823070] RDX: 0000564045a7ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.824389] RBP: 00007fff6e925d50 R08: 0000000000000000 R09: 00007fff6e9253f0 [ 42.825718] R10: 0000000000000000 R11: 0000000000000246 R12: 000056406e4e2b10 [ 42.827032] R13: 00007fff6e926180 R14: 000056406e4e32b0 R15: 000056406e4f76f0 [ 42.828362] [ 42.828858] irq event stamp: 1793 [ 42.829482] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 42.831035] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 42.832593] softirqs last enabled at (1750): [] handle_softirqs+0x50c/0x770 [ 42.834184] softirqs last disabled at (1745): [] __irq_exit_rcu+0xc4/0x100 [ 42.835732] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:61678' (ECDSA) to the list of known hosts. 2025/11/18 19:25:37 fuzzer started 2025/11/18 19:25:37 dialing manager at localhost:34383 2025/11/18 19:25:37 checking machine... 2025/11/18 19:25:37 checking revisions... [ 43.556381] kmemleak: Automatic memory scanning thread ended 2025/11/18 19:25:37 testing simple program... [ 43.618984] cgroup: Unknown subsys name 'net' [ 43.673380] cgroup: Unknown subsys name 'cpuset' [ 43.682321] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:25:36 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000000 RCX=ffff88801b69f4ec RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff88800efbbb7c RBP=ffff88800efbb780 RSP=ffff88801b69f4f8 R8 =ffffffff869d8196 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000000003 R12=ffff88800efbb780 R13=ffff88801b69f5e0 R14=ffff88801b69ff58 R15=ffff88801b69f598 RIP=ffffffff815d2b93 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 00007f0898758900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0898718008 CR3=000000000cddb000 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=0000000000024837 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=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 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f09bb8fd010 CR3=000000000ce38000 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=b5d6444c3a624d98f74c188f8ea5ee59 XMM02=ec2efd57dc4c00df0000000000306ca8 XMM03=9a55027d93de19f20000000000306d78 XMM04=c2eb9d052136be0500000000000ae988 XMM05=d96330e2d2db86320000000000320e20 XMM06=474038aa6c007e1f0000000000320ca8 XMM07=e042d86d42eb936e0000000000311418 XMM08=9a55027d93de19f20000000000306d78 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000