[ 39.297612] ------------[ cut here ]------------ [ 39.298554] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.300563] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/230 [ 39.302030] Modules linked in: [ 39.302644] CPU: 1 UID: 104 PID: 230 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.306062] Tainted: [W]=WARN [ 39.306622] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.308101] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.309011] 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 [ 39.312199] RSP: 0018:ffff88800b837bc0 EFLAGS: 00010286 [ 39.313185] RAX: 0000000000000000 RBX: ffffed1001706f78 RCX: ffffffff813a4050 [ 39.314502] RDX: ffff888017553780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.315823] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001706f2f [ 39.317116] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.318428] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800b837df8 [ 39.319728] FS: 00007f472c038900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.321183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.322263] CR2: 00007ffc74ca5ef7 CR3: 000000000cd00000 CR4: 0000000000350ef0 [ 39.323554] Call Trace: [ 39.324174] [ 39.324590] ? __pfx_vmalloc_fix_flags+0x10/0x10 Debian GNU/Linux 11 syzkaller ttyS0 [ 39.325490] ? __create_object+0x59/0x80 syzkaller login: [ 39.327144] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.328475] __vmalloc_noprof+0x59/0x60 [ 39.329232] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.330101] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.331058] bpf_prog_alloc+0x39/0x200 [ 39.331765] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.332705] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.333613] do_seccomp+0x349/0x25e0 [ 39.334349] ? find_held_lock+0x2b/0x80 [ 39.335117] ? do_prlimit+0x310/0x610 [ 39.335869] ? __pfx_do_seccomp+0x10/0x10 [ 39.336634] ? do_raw_spin_unlock+0x53/0x220 [ 39.337468] ? _raw_spin_unlock+0x1e/0x40 [ 39.338257] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.339231] ? static_key_count+0x60/0x80 [ 39.340035] prctl_set_seccomp+0x4e/0x70 [ 39.340782] __do_sys_prctl+0xe6c/0x1d70 [ 39.341566] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.342437] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.343407] ? irqentry_exit+0xf3/0x650 [ 39.344178] do_syscall_64+0xbf/0x430 [ 39.344939] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.345883] RIP: 0033:0x7f472c52a5cd [ 39.346569] 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 [ 39.349743] RSP: 002b:00007ffc74ca3af0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.351133] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f472c52a5cd [ 39.352421] RDX: 000055be3f21be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.353713] RBP: 00007ffc74ca3b50 R08: 0000000000000000 R09: 00007ffc74ca31f0 [ 39.355021] R10: 0000000000000000 R11: 0000000000000246 R12: 000055be6174ab10 [ 39.356298] R13: 00007ffc74ca3f80 R14: 000055be6174b2b0 R15: 000055be6175f6f0 [ 39.357602] [ 39.358060] irq event stamp: 2061 [ 39.358689] hardirqs last enabled at (2069): [] __up_console_sem+0x78/0x80 [ 39.360214] hardirqs last disabled at (2078): [] __up_console_sem+0x5d/0x80 [ 39.361737] softirqs last enabled at (2028): [] handle_softirqs+0x50c/0x770 [ 39.363287] softirqs last disabled at (2023): [] __irq_exit_rcu+0xc4/0x100 [ 39.364825] ---[ end trace 0000000000000000 ]--- [ 42.329398] ------------[ cut here ]------------ [ 42.330466] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.332751] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 42.334424] Modules linked in: [ 42.335160] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.337458] Tainted: [W]=WARN [ 42.338169] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.339893] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.340908] 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 [ 42.344645] RSP: 0018:ffff8880169d7bc0 EFLAGS: 00010286 [ 42.345825] RAX: 0000000000000000 RBX: ffffed1002d3af78 RCX: ffffffff813a4050 [ 42.347353] RDX: ffff88800f419bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.348851] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d3af2f [ 42.350369] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.351882] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880169d7df8 [ 42.353413] FS: 00007f15a159d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.355145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.356629] CR2: 00007ffdbae52ef7 CR3: 0000000009d1e000 CR4: 0000000000350ef0 [ 42.358126] Call Trace: [ 42.358704] [ 42.359246] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.360309] ? __create_object+0x59/0x80 [ 42.361220] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.362393] __vmalloc_noprof+0x59/0x60 [ 42.363298] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.364341] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.365435] bpf_prog_alloc+0x39/0x200 [ 42.366334] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.367696] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.368786] do_seccomp+0x349/0x25e0 [ 42.369872] ? find_held_lock+0x2b/0x80 [ 42.370952] ? do_prlimit+0x310/0x610 [ 42.372059] ? __pfx_do_seccomp+0x10/0x10 [ 42.373006] ? do_raw_spin_unlock+0x53/0x220 [ 42.374049] ? _raw_spin_unlock+0x1e/0x40 [ 42.375130] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.376456] ? static_key_count+0x60/0x80 [ 42.377670] prctl_set_seccomp+0x4e/0x70 [ 42.378795] __do_sys_prctl+0xe6c/0x1d70 [ 42.380000] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.381040] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.382308] ? irqentry_exit+0xf3/0x650 [ 42.383489] do_syscall_64+0xbf/0x430 [ 42.384397] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.385735] RIP: 0033:0x7f15a1a8f5cd [ 42.386757] 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 [ 42.390798] RSP: 002b:00007ffdbae519d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.392700] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f15a1a8f5cd [ 42.394335] RDX: 000055f25092ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.394950] RBP: 00007ffdbae51a30 R08: 0000000000000000 R09: 00007ffdbae510d0 [ 42.395686] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f2869dc2b0 [ 42.396293] R13: 00007ffdbae51e60 R14: 000055f2869ded20 R15: 000055f2869f08d0 [ 42.396979] [ 42.397205] irq event stamp: 1785 [ 42.397614] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 42.398693] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 42.399469] softirqs last enabled at (1668): [] handle_softirqs+0x50c/0x770 [ 42.400416] softirqs last disabled at (1661): [] __irq_exit_rcu+0xc4/0x100 [ 42.401397] ---[ end trace 0000000000000000 ]--- [ 43.231317] ------------[ cut here ]------------ [ 43.232274] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.234345] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/246 [ 43.235838] Modules linked in: [ 43.236425] CPU: 0 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.238451] Tainted: [W]=WARN [ 43.239042] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.240517] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.241438] 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 [ 43.244641] RSP: 0018:ffff888016c37bc0 EFLAGS: 00010286 [ 43.245618] RAX: 0000000000000000 RBX: ffffed1002d86f78 RCX: ffffffff813a4050 [ 43.246944] RDX: ffff88800f3f3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.248224] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d86f2f [ 43.249500] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.250847] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c37df8 [ 43.252176] FS: 00007f7370fac900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.253755] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.254860] CR2: 00007ffc19e67ef7 CR3: 000000001f6ce000 CR4: 0000000000350ef0 [ 43.256171] Call Trace: [ 43.256647] [ 43.257111] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.258021] ? __create_object+0x59/0x80 [ 43.258854] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.259792] __vmalloc_noprof+0x59/0x60 [ 43.260580] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.261473] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.262500] bpf_prog_alloc+0x39/0x200 [ 43.263260] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.264212] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.265122] do_seccomp+0x349/0x25e0 [ 43.265869] ? find_held_lock+0x2b/0x80 [ 43.266619] ? do_prlimit+0x310/0x610 [ 43.267387] ? __pfx_do_seccomp+0x10/0x10 [ 43.268192] ? do_raw_spin_unlock+0x53/0x220 [ 43.269039] ? _raw_spin_unlock+0x1e/0x40 [ 43.269776] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.270793] ? static_key_count+0x60/0x80 [ 43.271624] prctl_set_seccomp+0x4e/0x70 [ 43.272429] __do_sys_prctl+0xe6c/0x1d70 [ 43.273211] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.274086] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.275100] ? irqentry_exit+0xf3/0x650 [ 43.275895] do_syscall_64+0xbf/0x430 [ 43.276604] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.277572] RIP: 0033:0x7f737149e5cd [ 43.278322] 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 [ 43.281486] RSP: 002b:00007ffc19e657c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.282902] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f737149e5cd [ 43.284216] RDX: 000055dd38c95e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.285501] RBP: 00007ffc19e65820 R08: 0000000000000000 R09: 00007ffc19e64ec0 [ 43.286855] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dd4f01dad0 [ 43.288153] R13: 00007ffc19e65c50 R14: 000055dd4f01ebc0 R15: 000055dd4f02f780 [ 43.289470] [ 43.289959] irq event stamp: 1719 [ 43.290615] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 43.292156] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 43.293675] softirqs last enabled at (1686): [] handle_softirqs+0x50c/0x770 [ 43.295285] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 43.296828] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:58479' (ECDSA) to the list of known hosts. 2025/11/18 10:02:56 fuzzer started 2025/11/18 10:02:56 dialing manager at localhost:34383 2025/11/18 10:02:56 checking machine... 2025/11/18 10:02:56 checking revisions... [ 44.208974] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:02:56 testing simple program... [ 44.295675] cgroup: Unknown subsys name 'net' [ 44.357383] cgroup: Unknown subsys name 'cpuset' [ 44.374636] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 10:02:55 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888009613780 RCX=ffffffff817d9966 RDX=0000000000000000 RSI=0000000000000006 RDI=ffffffff8147be16 RBP=ffffffff8147be16 RSP=ffff8880096379e8 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000001 R12=ffff88806ce37358 R13=ffff888009611bc0 R14=ffff88806ce37340 R15=ffff88806ce37340 RIP=ffffffff84c71c7f RFL=00000046 [---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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffee9807c48 CR3=0000000009b5a000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=38e84cae54ae722f00000000000ae988 XMM05=8d1b852e232eab490000000000321158 XMM06=3d9f42714928426e0000000000320200 XMM07=fb795ef6d6577056000000000030ffb8 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000246 RCX=1ffffffff0cca052 RDX=0000000000000000 RSI=ffffffff815cd805 RDI=ffffffff85e2b998 RBP=ffffffff85e2b998 RSP=ffff88806cf08dd0 R8 =0000000000000001 R9 =fffffbfff0cc9f0a R10=ffffffff8664f857 R11=1ffff1100d9e704a R12=ffffffff815cd805 R13=0000000000000246 R14=00000000000093a1 R15=ffff88806cf38152 RIP=ffffffff815bd104 RFL=00000047 [---Z-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 00007f15a159d900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdbae4b000 CR3=000000000d122000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000