[ 46.196113] ------------[ cut here ]------------ [ 46.196876] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.198639] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.199854] Modules linked in: [ 46.200345] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.202025] Tainted: [W]=WARN [ 46.202534] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.203745] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.204513] 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 [ 46.207122] RSP: 0018:ffff88801d6e7bc0 EFLAGS: 00010286 [ 46.207945] RAX: 0000000000000000 RBX: ffffed1003adcf78 RCX: ffffffff813a4050 [ 46.209018] RDX: ffff888016aeb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.210097] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003adcf2f [ 46.211154] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.212210] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801d6e7df8 [ 46.213271] FS: 00007f593b92a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.214470] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.215300] CR2: 00007ffff7c2eef7 CR3: 000000000d63c000 CR4: 0000000000350ef0 [ 46.216379] Call Trace: [ 46.216796] [ 46.217141] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.217881] ? __create_object+0x59/0x80 [ 46.218546] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.219313] __vmalloc_noprof+0x59/0x60 [ 46.219947] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.220669] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.221444] bpf_prog_alloc+0x39/0x200 [ 46.222028] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.222800] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.223548] do_seccomp+0x349/0x25e0 [ 46.224111] ? find_held_lock+0x2b/0x80 [ 46.224747] ? do_prlimit+0x310/0x610 [ 46.225325] ? __pfx_do_seccomp+0x10/0x10 [ 46.225994] ? do_raw_spin_unlock+0x53/0x220 [ 46.226688] ? _raw_spin_unlock+0x1e/0x40 [ 46.227291] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.228087] ? static_key_count+0x60/0x80 [ 46.228750] prctl_set_seccomp+0x4e/0x70 [ 46.229351] __do_sys_prctl+0xe6c/0x1d70 [ 46.230023] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.230724] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.231518] ? irqentry_exit+0xf3/0x650 [ 46.232122] do_syscall_64+0xbf/0x430 [ 46.232738] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.233531] RIP: 0033:0x7f593be1c5cd [ 46.234088] 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 [ 46.236698] RSP: 002b:00007ffff7c2d3b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.237826] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f593be1c5cd [ 46.238887] RDX: 0000562ed99cee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.239940] RBP: 00007ffff7c2d410 R08: 0000000000000000 R09: 00007ffff7c2cab0 [ 46.240999] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562f12396b10 [ 46.242080] R13: 00007ffff7c2d840 R14: 0000562f123972b0 R15: 0000562f123ab6f0 [ 46.243155] [ 46.243559] irq event stamp: 1703 [ 46.244060] hardirqs last enabled at (1711): [] __up_console_sem+0x78/0x80 [ 46.245319] hardirqs last disabled at (1720): [] __up_console_sem+0x5d/0x80 [ 46.246592] softirqs last enabled at (1284): [] handle_softirqs+0x50c/0x770 [ 46.247879] softirqs last disabled at (1275): [] __irq_exit_rcu+0xc4/0x100 [ 46.249143] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.435250] ------------[ cut here ]------------ [ 49.436020] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.437727] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.438963] Modules linked in: [ 49.439546] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.441200] Tainted: [W]=WARN [ 49.441703] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.442953] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.443720] 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 [ 49.446358] RSP: 0018:ffff8880168d7bc0 EFLAGS: 00010286 [ 49.447170] RAX: 0000000000000000 RBX: ffffed1002d1af78 RCX: ffffffff813a4050 [ 49.448244] RDX: ffff88800a008000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.449313] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d1af2f [ 49.450387] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.451469] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880168d7df8 [ 49.452550] FS: 00007fbeeffc6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.453753] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.454639] CR2: 00007fbef04b8580 CR3: 000000000d0e1000 CR4: 0000000000350ef0 [ 49.455715] Call Trace: [ 49.456100] [ 49.456488] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.457198] ? __create_object+0x59/0x80 [ 49.457877] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.458700] __vmalloc_noprof+0x59/0x60 [ 49.459292] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.460019] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.460802] bpf_prog_alloc+0x39/0x200 [ 49.461379] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.462171] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.462925] do_seccomp+0x349/0x25e0 [ 49.463534] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.464250] ? __pfx_do_seccomp+0x10/0x10 [ 49.464907] ? find_held_lock+0x2b/0x80 [ 49.465538] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.466307] ? static_key_count+0x60/0x80 [ 49.466976] prctl_set_seccomp+0x4e/0x70 [ 49.467617] __do_sys_prctl+0xe6c/0x1d70 [ 49.468231] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.468951] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.469769] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.470578] ? irqentry_exit+0xf3/0x650 [ 49.471181] do_syscall_64+0xbf/0x430 [ 49.471815] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.472615] RIP: 0033:0x7fbef04b85cd [ 49.473165] 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 [ 49.475816] RSP: 002b:00007ffcb3dafe80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.476955] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbef04b85cd [ 49.478036] RDX: 000055c23a7b7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.479106] RBP: 00007ffcb3dafee0 R08: 0000000000000000 R09: 00007ffcb3daf580 [ 49.480189] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c2456fa2b0 [ 49.481261] R13: 00007ffcb3db0310 R14: 000055c2456fcd20 R15: 000055c24570e8d0 [ 49.482354] [ 49.482743] irq event stamp: 1771 [ 49.483248] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 49.484527] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 49.485811] softirqs last enabled at (1802): [] handle_softirqs+0x50c/0x770 [ 49.487103] softirqs last disabled at (1797): [] __irq_exit_rcu+0xc4/0x100 [ 49.488358] ---[ end trace 0000000000000000 ]--- [ 50.260297] ------------[ cut here ]------------ [ 50.261223] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.263223] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.264674] Modules linked in: [ 50.265267] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.267530] Tainted: [W]=WARN [ 50.268089] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.269635] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.270584] 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 [ 50.273772] RSP: 0018:ffff88801d4c7bc0 EFLAGS: 00010286 [ 50.274757] RAX: 0000000000000000 RBX: ffffed1003a98f78 RCX: ffffffff813a4050 [ 50.276032] RDX: ffff888014709bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.277309] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003a98f2f [ 50.278603] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.279875] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801d4c7df8 [ 50.281142] FS: 00007ff620b3f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.282591] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.283655] CR2: 00007ffe9eb49ef7 CR3: 000000000cf97000 CR4: 0000000000350ef0 [ 50.284931] Call Trace: [ 50.285389] [ 50.285855] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.286752] ? __create_object+0x59/0x80 [ 50.287552] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.288574] __vmalloc_noprof+0x59/0x60 [ 50.289323] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.290226] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.291147] bpf_prog_alloc+0x39/0x200 [ 50.291888] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.292826] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.293745] do_seccomp+0x349/0x25e0 [ 50.294533] ? find_held_lock+0x2b/0x80 [ 50.295374] ? do_prlimit+0x310/0x610 [ 50.296144] ? __pfx_do_seccomp+0x10/0x10 [ 50.296943] ? do_raw_spin_unlock+0x53/0x220 [ 50.297794] ? _raw_spin_unlock+0x1e/0x40 [ 50.298620] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.299595] ? static_key_count+0x60/0x80 [ 50.300356] prctl_set_seccomp+0x4e/0x70 [ 50.301137] __do_sys_prctl+0xe6c/0x1d70 [ 50.301938] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.302803] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.303855] ? irqentry_exit+0xf3/0x650 [ 50.304645] do_syscall_64+0xbf/0x430 [ 50.305352] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.306320] RIP: 0033:0x7ff6210315cd [ 50.307024] 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 [ 50.310209] RSP: 002b:00007ffe9eb48490 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.311578] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff6210315cd [ 50.312863] RDX: 0000565338f9ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.314149] RBP: 00007ffe9eb484f0 R08: 0000000000000000 R09: 00007ffe9eb47b90 [ 50.315441] R10: 0000000000000000 R11: 0000000000000246 R12: 0000565339b86b10 [ 50.316706] R13: 00007ffe9eb48920 R14: 0000565339b872b0 R15: 0000565339b9b6f0 [ 50.318018] [ 50.318498] irq event stamp: 1805 [ 50.319110] hardirqs last enabled at (1813): [] __up_console_sem+0x78/0x80 [ 50.320653] hardirqs last disabled at (1822): [] __up_console_sem+0x5d/0x80 [ 50.322184] softirqs last enabled at (1678): [] handle_softirqs+0x50c/0x770 [ 50.323494] softirqs last disabled at (1667): [] __irq_exit_rcu+0xc4/0x100 [ 50.324763] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5035' (ECDSA) to the list of known hosts. 2025/11/18 01:31:04 fuzzer started 2025/11/18 01:31:04 dialing manager at localhost:37895 2025/11/18 01:31:04 checking machine... 2025/11/18 01:31:04 checking revisions... [ 51.212349] kmemleak: Automatic memory scanning thread ended 2025/11/18 01:31:04 testing simple program... [ 51.305186] cgroup: Unknown subsys name 'net' [ 51.380601] cgroup: Unknown subsys name 'cpuset' [ 51.398954] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:31:04 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88800f3bf500 RCX=ffff88800f3bf500 RDX=1ffffffff0cc9fcb RSI=ffffffff816e1581 RDI=ffffffff8664fe58 RBP=0000000000000000 RSP=ffff8880165ef4f0 R8 =ffff88806ce38528 R9 =0000000000000000 R10=0000000000000000 R11=ffffffff81b542a7 R12=1ffff11002cbdea0 R13=ffff88800f3bf508 R14=ffffffff8664fe20 R15=ffff8880164bd000 RIP=ffffffff816e15a5 RFL=00000282 [--S----] 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 00007fbd69ebb900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fbd695d41b0 CR3=000000000de9a000 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=61a06ca11d5fe63f00000000000ae988 XMM05=65f3ff316214103200000000003227b0 XMM06=5b75c91c804453420000000000321230 XMM07=fb795ef6d657705600000000003109d8 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000431 RBX=ffff888017690000 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888017690a80 RDI=ffff888017690a58 RBP=ffff888017690a58 RSP=ffff88801695f238 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888017690a80 R13=01df24d0432a09a8 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff815228f5 RFL=00000003 [------C] 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 00007fbeeffc6900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcb3daa000 CR3=000000000bb53000 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