[ 39.272105] ------------[ cut here ]------------ [ 39.272849] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.274595] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.275808] Modules linked in: [ 39.276325] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.278000] Tainted: [W]=WARN [ 39.278488] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.279711] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.280467] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 39.283115] RSP: 0018:ffff8880165dfbc0 EFLAGS: 00010286 [ 39.283892] RAX: 0000000000000000 RBX: ffffed1002cbbf78 RCX: ffffffff813a4050 [ 39.284962] RDX: ffff88800a44d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.286030] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cbbf2f [ 39.287091] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.288153] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880165dfdf8 [ 39.289221] FS: 00007ff01a2f3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.290420] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.291307] CR2: 00007ff01a7e5580 CR3: 000000000c159000 CR4: 0000000000350ef0 [ 39.292376] Call Trace: [ 39.292760] [ 39.293156] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.293880] ? __create_object+0x59/0x80 [ 39.294524] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.295326] __vmalloc_noprof+0x59/0x60 [ 39.295916] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.296633] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.297425] bpf_prog_alloc+0x39/0x200 [ 39.298037] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.298770] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.299514] do_seccomp+0x349/0x25e0 [ 39.300109] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.300817] ? __pfx_do_seccomp+0x10/0x10 [ 39.301487] ? find_held_lock+0x2b/0x80 [ 39.302112] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.302876] ? static_key_count+0x60/0x80 [ 39.303540] prctl_set_seccomp+0x4e/0x70 [ 39.304185] __do_sys_prctl+0xe6c/0x1d70 [ 39.304806] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.305528] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.306330] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.307132] ? irqentry_exit+0xf3/0x650 [ 39.307732] do_syscall_64+0xbf/0x430 [ 39.308347] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.309145] RIP: 0033:0x7ff01a7e55cd [ 39.309691] 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 [ 39.312320] RSP: 002b:00007ffcd4225ea0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.313456] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff01a7e55cd [ 39.314525] RDX: 00005597215f7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.315588] RBP: 00007ffcd4225f00 R08: 0000000000000000 R09: 00007ffcd42255a0 [ 39.316649] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559724bf9ad0 [ 39.317718] R13: 00007ffcd4226330 R14: 0000559724bfabc0 R15: 0000559724c0b780 [ 39.318797] [ 39.319190] irq event stamp: 1685 [ 39.319690] hardirqs last enabled at (1693): [] __up_console_sem+0x78/0x80 [ 39.320956] hardirqs last disabled at (1702): [] __up_console_sem+0x5d/0x80 [ 39.322232] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 39.323516] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 39.324783] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.315867] ------------[ cut here ]------------ [ 42.316727] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.318725] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.320115] Modules linked in: [ 42.320676] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.322563] Tainted: [W]=WARN [ 42.323121] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.324526] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.325415] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.328419] RSP: 0018:ffff88801afa7bc0 EFLAGS: 00010286 [ 42.329365] RAX: 0000000000000000 RBX: ffffed10035f4f78 RCX: ffffffff813a4050 [ 42.330573] RDX: ffff88800a449bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.331793] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035f4f2f [ 42.333044] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.334266] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801afa7df8 [ 42.335476] FS: 00007fa88aa30900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.336835] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.337860] CR2: 00007ffd7d258ef7 CR3: 000000001f38a000 CR4: 0000000000350ef0 [ 42.339074] Call Trace: [ 42.339516] [ 42.339905] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.340762] ? __create_object+0x59/0x80 [ 42.341515] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.342447] __vmalloc_noprof+0x59/0x60 [ 42.343186] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.343970] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.344872] bpf_prog_alloc+0x39/0x200 [ 42.345596] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.346474] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.347328] do_seccomp+0x349/0x25e0 [ 42.347978] ? find_held_lock+0x2b/0x80 [ 42.348708] ? do_prlimit+0x310/0x610 [ 42.349432] ? __pfx_do_seccomp+0x10/0x10 [ 42.350175] ? do_raw_spin_unlock+0x53/0x220 [ 42.350922] ? _raw_spin_unlock+0x1e/0x40 [ 42.351679] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.352596] ? static_key_count+0x60/0x80 [ 42.353367] prctl_set_seccomp+0x4e/0x70 [ 42.354212] __do_sys_prctl+0xe6c/0x1d70 [ 42.354908] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.355711] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.356621] ? irqentry_exit+0xf3/0x650 [ 42.357349] do_syscall_64+0xbf/0x430 [ 42.358000] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.358890] RIP: 0033:0x7fa88af225cd [ 42.359555] 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 [ 42.362527] RSP: 002b:00007ffd7d257d30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.363813] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa88af225cd [ 42.365042] RDX: 000055730569ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.366235] RBP: 00007ffd7d257d90 R08: 0000000000000000 R09: 00007ffd7d257430 [ 42.367425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557341f7d2b0 [ 42.368629] R13: 00007ffd7d2581c0 R14: 0000557341f7fd20 R15: 0000557341f918d0 [ 42.369869] [ 42.370300] irq event stamp: 1705 [ 42.370863] hardirqs last enabled at (1713): [] __up_console_sem+0x78/0x80 [ 42.372278] hardirqs last disabled at (1722): [] __up_console_sem+0x5d/0x80 [ 42.373651] softirqs last enabled at (1692): [] handle_softirqs+0x50c/0x770 [ 42.374573] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 42.375471] ---[ end trace 0000000000000000 ]--- [ 43.183249] ------------[ cut here ]------------ [ 43.184038] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.185789] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.187038] Modules linked in: [ 43.187546] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.189236] Tainted: [W]=WARN [ 43.189711] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.190951] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.191727] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 43.194453] RSP: 0018:ffff8880185efbc0 EFLAGS: 00010286 [ 43.195289] RAX: 0000000000000000 RBX: ffffed10030bdf78 RCX: ffffffff813a4050 [ 43.196375] RDX: ffff8880145d5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.197479] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030bdf2f [ 43.198580] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.199670] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880185efdf8 [ 43.200771] FS: 00007f0a845ec900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.202023] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.202894] CR2: 00007ffc3fe06ef7 CR3: 000000000b790000 CR4: 0000000000350ef0 [ 43.203996] Call Trace: [ 43.204419] [ 43.204773] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.205564] ? __create_object+0x59/0x80 [ 43.206244] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.207077] __vmalloc_noprof+0x59/0x60 [ 43.207696] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.208439] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.209255] bpf_prog_alloc+0x39/0x200 [ 43.209849] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.210653] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.211418] do_seccomp+0x349/0x25e0 [ 43.212005] ? find_held_lock+0x2b/0x80 [ 43.212652] ? do_prlimit+0x310/0x610 [ 43.213329] ? __pfx_do_seccomp+0x10/0x10 [ 43.213978] ? do_raw_spin_unlock+0x53/0x220 [ 43.214693] ? _raw_spin_unlock+0x1e/0x40 [ 43.215357] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.216185] ? static_key_count+0x60/0x80 [ 43.216837] prctl_set_seccomp+0x4e/0x70 [ 43.217507] __do_sys_prctl+0xe6c/0x1d70 [ 43.218183] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.218886] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.219706] ? irqentry_exit+0xf3/0x650 [ 43.220367] do_syscall_64+0xbf/0x430 [ 43.220970] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.221783] RIP: 0033:0x7f0a84ade5cd [ 43.222380] 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 [ 43.225108] RSP: 002b:00007ffc3fe04980 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.226276] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0a84ade5cd [ 43.227370] RDX: 000055caeaceee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.228466] RBP: 00007ffc3fe049e0 R08: 0000000000000000 R09: 00007ffc3fe04080 [ 43.229571] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cafdb61ad0 [ 43.230672] R13: 00007ffc3fe04e10 R14: 000055cafdb62bc0 R15: 000055cafdb73780 [ 43.231784] [ 43.232183] irq event stamp: 1681 [ 43.232703] hardirqs last enabled at (1689): [] __up_console_sem+0x78/0x80 [ 43.234024] hardirqs last disabled at (1700): [] __up_console_sem+0x5d/0x80 [ 43.235323] softirqs last enabled at (1470): [] handle_softirqs+0x50c/0x770 [ 43.236639] softirqs last disabled at (1465): [] __irq_exit_rcu+0xc4/0x100 [ 43.237940] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:44659' (ECDSA) to the list of known hosts. 2025/11/17 22:06:37 fuzzer started 2025/11/17 22:06:38 dialing manager at localhost:37895 2025/11/17 22:06:38 checking machine... 2025/11/17 22:06:38 checking revisions... [ 44.317161] kmemleak: Automatic memory scanning thread ended 2025/11/17 22:06:38 testing simple program... [ 44.417657] cgroup: Unknown subsys name 'net' [ 44.474924] cgroup: Unknown subsys name 'cpuset' [ 44.495496] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 22:06:37 Registers: info registers vcpu 0 RAX=0000000000000005 RBX=ffff88800b650000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff88800b650a58 RSP=ffff88800cdaf8d8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff88800b650a58 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81527049 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 00007fa88aa30900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa88afe80b0 CR3=000000000c150000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000201cf RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd9d104cb8 CR3=000000000d387000 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=36303a323220373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303737 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000