[ 39.243044] ------------[ cut here ]------------ [ 39.243847] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.245568] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.246839] Modules linked in: [ 39.247354] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.250176] Tainted: [W]=WARN [ 39.250728] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.252016] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.252813] 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 [ 39.255561] RSP: 0018:ffff8880167cfbc0 EFLAGS: 00010286 [ 39.256359] RAX: 0000000000000000 RBX: ffffed1002cf9f78 RCX: ffffffff813a4050 [ 39.257485] RDX: ffff88800da55340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.258619] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cf9f2f [ 39.259726] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.260840] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880167cfdf8 [ 39.261946] FS: 00007f3322a89900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.263194] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.264098] CR2: 00007ffffbaebef7 CR3: 000000000b7a9000 CR4: 0000000000350ef0 [ 39.265208] Call Trace: [ 39.265652] [ 39.266007] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.266810] ? __create_object+0x59/0x80 [ 39.267500] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.268297] __vmalloc_noprof+0x59/0x60 [ 39.268958] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.269727] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.270567] bpf_prog_alloc+0x39/0x200 [ 39.271174] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.271980] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.272767] do_seccomp+0x349/0x25e0 [ 39.273342] ? find_held_lock+0x2b/0x80 [ 39.274013] ? do_prlimit+0x310/0x610 [ 39.274687] ? __pfx_do_seccomp+0x10/0x10 [ 39.275325] ? do_raw_spin_unlock+0x53/0x220 [ 39.276055] ? _raw_spin_unlock+0x1e/0x40 [ 39.276731] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.277586] ? static_key_count+0x60/0x80 [ 39.278229] prctl_set_seccomp+0x4e/0x70 [ 39.278942] __do_sys_prctl+0xe6c/0x1d70 [ 39.279629] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.280302] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.281108] ? irqentry_exit+0xf3/0x650 [ 39.281771] do_syscall_64+0xbf/0x430 [ 39.282398] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.283222] RIP: 0033:0x7f3322f7b5cd [ 39.283851] 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 [ 39.286527] RSP: 002b:00007ffffbae9ce0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.287710] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3322f7b5cd [ 39.288784] RDX: 000055e3b23b3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.289888] RBP: 00007ffffbae9d40 R08: 0000000000000000 R09: 00007ffffbae93e0 [ 39.290998] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e3dbffead0 [ 39.292093] R13: 00007ffffbaea170 R14: 000055e3dbfffbc0 R15: 000055e3dc010780 [ 39.293188] [ 39.293586] irq event stamp: 1967 [ 39.294092] hardirqs last enabled at (1975): [] __up_console_sem+0x78/0x80 [ 39.295384] hardirqs last disabled at (1984): [] __up_console_sem+0x5d/0x80 [ 39.296660] softirqs last enabled at (1944): [] handle_softirqs+0x50c/0x770 [ 39.297930] softirqs last disabled at (1939): [] __irq_exit_rcu+0xc4/0x100 [ 39.299190] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.282276] ------------[ cut here ]------------ [ 42.283186] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.285153] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.286636] Modules linked in: [ 42.287236] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.289196] Tainted: [W]=WARN [ 42.289787] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.291254] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.292148] 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 [ 42.295274] RSP: 0018:ffff8880165a7bc0 EFLAGS: 00010286 [ 42.296242] RAX: 0000000000000000 RBX: ffffed1002cb4f78 RCX: ffffffff813a4050 [ 42.297505] RDX: ffff888016ec0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.298785] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cb4f2f [ 42.300057] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.301321] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880165a7df8 [ 42.302604] FS: 00007f9f224f9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.304031] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.305086] CR2: 00007ffe216c2ef7 CR3: 000000000b965000 CR4: 0000000000350ef0 [ 42.306362] Call Trace: [ 42.306872] [ 42.307279] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.308172] ? __create_object+0x59/0x80 [ 42.308951] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.309911] __vmalloc_noprof+0x59/0x60 [ 42.310678] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.311551] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.312472] bpf_prog_alloc+0x39/0x200 [ 42.313153] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.314070] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.314969] do_seccomp+0x349/0x25e0 [ 42.315689] ? find_held_lock+0x2b/0x80 [ 42.316394] ? do_prlimit+0x310/0x610 [ 42.317133] ? __pfx_do_seccomp+0x10/0x10 [ 42.317911] ? do_raw_spin_unlock+0x53/0x220 [ 42.318742] ? _raw_spin_unlock+0x1e/0x40 [ 42.319523] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.320471] ? static_key_count+0x60/0x80 [ 42.321216] prctl_set_seccomp+0x4e/0x70 [ 42.321981] __do_sys_prctl+0xe6c/0x1d70 [ 42.322772] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.323624] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.324583] ? irqentry_exit+0xf3/0x650 [ 42.325293] do_syscall_64+0xbf/0x430 [ 42.326039] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.327006] RIP: 0033:0x7f9f229eb5cd [ 42.327705] 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 [ 42.330841] RSP: 002b:00007ffe216c1500 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.332185] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9f229eb5cd [ 42.333456] RDX: 000055c263692e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.334749] RBP: 00007ffe216c1560 R08: 0000000000000000 R09: 00007ffe216c0c00 [ 42.336015] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c26ee3bbf0 [ 42.337278] R13: 00007ffe216c1990 R14: 000055c26ee45380 R15: 000055c26ee50460 [ 42.338575] [ 42.338997] irq event stamp: 1763 [ 42.339639] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 42.341136] hardirqs last disabled at (1782): [] __up_console_sem+0x5d/0x80 [ 42.342637] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 42.344157] softirqs last disabled at (1717): [] __irq_exit_rcu+0xc4/0x100 [ 42.345641] ---[ end trace 0000000000000000 ]--- [ 42.981744] ------------[ cut here ]------------ [ 42.982661] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.984598] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.985984] Modules linked in: [ 42.986597] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.988515] Tainted: [W]=WARN [ 42.989070] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.990749] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.991707] 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 [ 42.994790] RSP: 0018:ffff888019c4fbc0 EFLAGS: 00010286 [ 42.995737] RAX: 0000000000000000 RBX: ffffed1003389f78 RCX: ffffffff813a4050 [ 42.996991] RDX: ffff888015160000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.998232] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003389f2f [ 42.999488] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.000737] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019c4fdf8 [ 43.001986] FS: 00007f72e0bb6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.003390] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.004410] CR2: 00007f72e10a8580 CR3: 0000000020a40000 CR4: 0000000000350ef0 [ 43.005689] Call Trace: [ 43.006141] [ 43.006604] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.007492] ? __create_object+0x59/0x80 [ 43.008227] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.009181] __vmalloc_noprof+0x59/0x60 [ 43.009927] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.010803] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.011745] bpf_prog_alloc+0x39/0x200 [ 43.012483] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.013358] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.014267] do_seccomp+0x349/0x25e0 [ 43.014998] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.015901] ? __pfx_do_seccomp+0x10/0x10 [ 43.016688] ? find_held_lock+0x2b/0x80 [ 43.017406] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.018374] ? static_key_count+0x60/0x80 [ 43.019184] prctl_set_seccomp+0x4e/0x70 [ 43.019952] __do_sys_prctl+0xe6c/0x1d70 [ 43.020733] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.021608] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.022580] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.023560] ? irqentry_exit+0xf3/0x650 [ 43.024288] do_syscall_64+0xbf/0x430 [ 43.025091] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.026058] RIP: 0033:0x7f72e10a85cd [ 43.026783] 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 [ 43.029981] RSP: 002b:00007ffe3bb2ada0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.031358] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f72e10a85cd [ 43.032628] RDX: 000055a4a8096e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.033900] RBP: 00007ffe3bb2ae00 R08: 0000000000000000 R09: 00007ffe3bb2a4a0 [ 43.035234] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a4aec4abf0 [ 43.036509] R13: 00007ffe3bb2b230 R14: 000055a4aec54380 R15: 000055a4aec5f460 [ 43.037800] [ 43.038227] irq event stamp: 1793 [ 43.038894] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 43.040396] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 43.041951] softirqs last enabled at (1424): [] handle_softirqs+0x50c/0x770 [ 43.043451] softirqs last disabled at (1419): [] __irq_exit_rcu+0xc4/0x100 [ 43.044713] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:32576' (ECDSA) to the list of known hosts. 2025/11/18 20:44:13 fuzzer started 2025/11/18 20:44:13 dialing manager at localhost:34383 2025/11/18 20:44:13 checking machine... 2025/11/18 20:44:13 checking revisions... [ 43.869652] kmemleak: Automatic memory scanning thread ended 2025/11/18 20:44:13 testing simple program... [ 43.955942] cgroup: Unknown subsys name 'net' [ 44.016557] cgroup: Unknown subsys name 'cpuset' [ 44.027892] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 20:44:13 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff888016b9ff30 RCX=ffffffff86aa48e8 RDX=1ffff11002d73efb RSI=0000000000000000 RDI=ffff888016b9f7d8 RBP=ffff888016b9f828 RSP=ffff888016b9f760 R8 =ffffffff86aa48ec R9 =ffff888016b9f810 R10=000000000003c9ed R11=000000000002213c R12=ffff888016b9f830 R13=ffff888016b9f818 R14=ffff888016b9ff30 R15=ffff888016b9f7d0 RIP=ffffffff8135fb9c 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 00007f9f224f9900 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=00007f9f224be008 CR3=0000000020962000 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=0000000000000000 RBX=ffff888013f1d340 RCX=0000000000000002 RDX=0000000088596101 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888013f1dd98 RSP=ffff88801517f400 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81526ff1 RFL=00000817 [-O--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 00007f33dbd6f900 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=00007f33db485000 CR3=000000000d6b4000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=88b50fcafea7801c00000000000ae988 XMM05=7f0119c33ae236df000000000031fe10 XMM06=817b8945e9d50373000000000031eeb0 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000