[ 45.640408] ------------[ cut here ]------------ [ 45.641357] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.643366] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 45.644859] Modules linked in: [ 45.645527] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.647567] Tainted: [W]=WARN [ 45.648168] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.649641] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.650553] 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 [ 45.653757] RSP: 0018:ffff88800f4b7bc0 EFLAGS: 00010286 [ 45.654739] RAX: 0000000000000000 RBX: ffffed1001e96f78 RCX: ffffffff813a4050 [ 45.656034] RDX: ffff888017bdb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.657302] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e96f2f [ 45.658572] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.659854] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f4b7df8 [ 45.661141] FS: 00007f5ad8ff5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.662607] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.663680] CR2: 00007f5ad94e7580 CR3: 0000000009c37000 CR4: 0000000000350ef0 [ 45.664952] Call Trace: [ 45.665470] [ 45.665878] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.666763] ? __create_object+0x59/0x80 [ 45.667559] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.668522] __vmalloc_noprof+0x59/0x60 [ 45.669277] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.670094] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.671051] bpf_prog_alloc+0x39/0x200 [ 45.671790] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.672710] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.673599] do_seccomp+0x349/0x25e0 [ 45.674303] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.675221] ? __pfx_do_seccomp+0x10/0x10 [ 45.675955] ? find_held_lock+0x2b/0x80 [ 45.676720] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.677707] ? static_key_count+0x60/0x80 [ 45.678523] prctl_set_seccomp+0x4e/0x70 [ 45.679310] __do_sys_prctl+0xe6c/0x1d70 [ 45.680045] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.680902] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.681866] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.682825] ? irqentry_exit+0xf3/0x650 [ 45.683613] do_syscall_64+0xbf/0x430 [ 45.684357] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.685326] RIP: 0033:0x7f5ad94e75cd [ 45.685979] 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 [ 45.689143] RSP: 002b:00007ffe2b3de500 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.690491] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5ad94e75cd [ 45.691780] RDX: 0000562e235a0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.693077] RBP: 00007ffe2b3de560 R08: 0000000000000000 R09: 00007ffe2b3ddc00 [ 45.694384] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562e4dac7ad0 [ 45.695674] R13: 00007ffe2b3de990 R14: 0000562e4dac8bc0 R15: 0000562e4dad9780 [ 45.696961] [ 45.697429] irq event stamp: 1739 [ 45.698035] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 45.699554] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 45.701076] softirqs last enabled at (1706): [] handle_softirqs+0x50c/0x770 [ 45.702622] softirqs last disabled at (1701): [] __irq_exit_rcu+0xc4/0x100 [ 45.704142] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.009779] ------------[ cut here ]------------ [ 49.010715] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.012702] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 49.014156] Modules linked in: [ 49.014749] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.016978] Tainted: [W]=WARN [ 49.017647] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.019148] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.020019] 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 [ 49.023164] RSP: 0018:ffff888017657bc0 EFLAGS: 00010286 [ 49.024173] RAX: 0000000000000000 RBX: ffffed1002ecaf78 RCX: ffffffff813a4050 [ 49.025466] RDX: ffff8880160b5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.026740] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ecaf2f [ 49.028050] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.029334] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017657df8 [ 49.030612] FS: 00007f3de73d0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.032073] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.033136] CR2: 00007fffcb564ef8 CR3: 000000000d5e6000 CR4: 0000000000350ef0 [ 49.034426] Call Trace: [ 49.034889] [ 49.035347] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.036239] ? __create_object+0x59/0x80 [ 49.036971] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.037941] __vmalloc_noprof+0x59/0x60 [ 49.038695] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.039582] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.040519] bpf_prog_alloc+0x39/0x200 [ 49.041263] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.042193] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.043070] do_seccomp+0x349/0x25e0 [ 49.043794] ? find_held_lock+0x2b/0x80 [ 49.044561] ? do_prlimit+0x310/0x610 [ 49.045334] ? __pfx_do_seccomp+0x10/0x10 [ 49.046078] ? do_raw_spin_unlock+0x53/0x220 [ 49.046943] ? _raw_spin_unlock+0x1e/0x40 [ 49.047721] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.048687] ? static_key_count+0x60/0x80 [ 49.049504] prctl_set_seccomp+0x4e/0x70 [ 49.050291] __do_sys_prctl+0xe6c/0x1d70 [ 49.051045] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.051904] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.052893] ? irqentry_exit+0xf3/0x650 [ 49.053656] do_syscall_64+0xbf/0x430 [ 49.054403] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.055368] RIP: 0033:0x7f3de78c25cd [ 49.056034] 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 [ 49.059198] RSP: 002b:00007fffcb5629a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.060566] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3de78c25cd [ 49.061855] RDX: 0000564ccb377e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.063181] RBP: 00007fffcb562a00 R08: 0000000000000000 R09: 00007fffcb5620a0 [ 49.064482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564cedb66ad0 [ 49.065761] R13: 00007fffcb562e30 R14: 0000564cedb67bc0 R15: 0000564cedb78780 [ 49.067067] [ 49.067523] irq event stamp: 1849 [ 49.068188] hardirqs last enabled at (1859): [] __up_console_sem+0x78/0x80 [ 49.069701] hardirqs last disabled at (1868): [] __up_console_sem+0x5d/0x80 [ 49.071242] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 49.072524] softirqs last disabled at (1717): [] __irq_exit_rcu+0xc4/0x100 [ 49.073771] ---[ end trace 0000000000000000 ]--- [ 49.887441] ------------[ cut here ]------------ [ 49.888370] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.890353] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/257 [ 49.891816] Modules linked in: [ 49.892455] CPU: 0 UID: 104 PID: 257 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.894494] Tainted: [W]=WARN [ 49.895059] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.896537] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.897462] 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 [ 49.900644] RSP: 0018:ffff88801b2efbc0 EFLAGS: 00010286 [ 49.901612] RAX: 0000000000000000 RBX: ffffed100365df78 RCX: ffffffff813a4050 [ 49.902878] RDX: ffff888017afb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.904167] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100365df2f [ 49.905453] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.906721] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b2efdf8 [ 49.908014] FS: 00007f80101cb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.909437] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.910498] CR2: 00007ffd8977bef8 CR3: 000000000e10e000 CR4: 0000000000350ef0 [ 49.911787] Call Trace: [ 49.912306] [ 49.912715] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.913612] ? __create_object+0x59/0x80 [ 49.914416] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.915401] __vmalloc_noprof+0x59/0x60 [ 49.916149] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.916966] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.917896] bpf_prog_alloc+0x39/0x200 [ 49.918625] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.919557] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.920465] do_seccomp+0x349/0x25e0 [ 49.921181] ? find_held_lock+0x2b/0x80 [ 49.921892] ? do_prlimit+0x310/0x610 [ 49.922643] ? __pfx_do_seccomp+0x10/0x10 [ 49.923433] ? do_raw_spin_unlock+0x53/0x220 [ 49.924268] ? _raw_spin_unlock+0x1e/0x40 [ 49.925005] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.925960] ? static_key_count+0x60/0x80 [ 49.926749] prctl_set_seccomp+0x4e/0x70 [ 49.927526] __do_sys_prctl+0xe6c/0x1d70 [ 49.928306] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.929158] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.930078] ? irqentry_exit+0xf3/0x650 [ 49.930855] do_syscall_64+0xbf/0x430 [ 49.931607] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.932585] RIP: 0033:0x7f80106bd5cd [ 49.933282] 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 [ 49.936440] RSP: 002b:00007ffd89779ff0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.937784] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f80106bd5cd [ 49.939080] RDX: 0000556557e8be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.940381] RBP: 00007ffd8977a050 R08: 0000000000000000 R09: 00007ffd897796f0 [ 49.941645] R10: 0000000000000000 R11: 0000000000000246 R12: 00005565681cdb10 [ 49.942944] R13: 00007ffd8977a480 R14: 00005565681ce2b0 R15: 00005565681e26f0 [ 49.944253] [ 49.944677] irq event stamp: 1759 [ 49.945316] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 49.946831] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 49.948368] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770 [ 49.949899] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 49.951422] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:13531' (ECDSA) to the list of known hosts. 2025/11/19 03:48:11 fuzzer started 2025/11/19 03:48:11 dialing manager at localhost:34383 2025/11/19 03:48:11 checking machine... 2025/11/19 03:48:11 checking revisions... [ 50.823206] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:48:11 testing simple program... [ 50.914458] cgroup: Unknown subsys name 'net' [ 50.992311] cgroup: Unknown subsys name 'cpuset' [ 51.005182] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:48:10 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88806ce08f78 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000001 RBP=ffffffff85e1ffe0 RSP=ffff88806ce089b0 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=0000000000011d7b R12=ffffffff8135e7a2 R13=ffff88806ce08ab8 R14=ffff8880160b1bc0 R15=ffff88806ce08a70 RIP=ffffffff81528f45 RFL=00000206 [-----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 00007f3de73d0900 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=00007fffcb55c000 CR3=000000001fb15000 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=6720646572637465733a4d41503d706f 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=0000002195460594 RBX=0000000000000000 RCX=00000000000006e0 RDX=0000000000000021 RSI=ffff88806cf23b00 RDI=0000000000051b17 RBP=ffff88806cf23b00 RSP=ffff88806cf08ed8 R8 =0000000000000001 R9 =0000000000000000 R10=00000000000e9d91 R11=0000000000000001 R12=0000000000051b17 R13=0000000000000000 R14=0000000000000000 R15=ffff88806cf28500 RIP=ffffffff8132e865 RFL=00000017 [----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 0000000000000000 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=00007fc706a2f5e0 CR3=000000000dc1b000 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=38343a333020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3934325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303435 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000