[ 45.739052] ------------[ cut here ]------------ [ 45.740041] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.742246] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 45.743829] Modules linked in: [ 45.744480] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.746903] Tainted: [W]=WARN [ 45.747510] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.749176] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.750183] 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 [ 45.753641] RSP: 0018:ffff888019f37bc0 EFLAGS: 00010286 [ 45.754707] RAX: 0000000000000000 RBX: ffffed10033e6f78 RCX: ffffffff813a4050 [ 45.756102] RDX: ffff88800f3d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.757505] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033e6f2f [ 45.758893] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.760289] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019f37df8 [ 45.761709] FS: 00007f4bff0f9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.763285] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.764434] CR2: 00007ffc04762ef8 CR3: 000000000b924000 CR4: 0000000000350ef0 [ 45.765832] Call Trace: [ 45.766337] [ 45.766831] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.767793] ? __create_object+0x59/0x80 [ 45.768592] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.769700] __vmalloc_noprof+0x59/0x60 [ 45.770477] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.771421] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.772433] bpf_prog_alloc+0x39/0x200 [ 45.773258] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.774281] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.775267] do_seccomp+0x349/0x25e0 [ 45.776040] ? find_held_lock+0x2b/0x80 [ 45.776860] ? do_prlimit+0x310/0x610 [ 45.777679] ? __pfx_do_seccomp+0x10/0x10 [ 45.778482] ? do_raw_spin_unlock+0x53/0x220 [ 45.779389] ? _raw_spin_unlock+0x1e/0x40 [ 45.780244] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.781298] ? static_key_count+0x60/0x80 [ 45.782181] prctl_set_seccomp+0x4e/0x70 [ 45.783031] __do_sys_prctl+0xe6c/0x1d70 [ 45.783874] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.784819] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.785890] ? irqentry_exit+0xf3/0x650 [ 45.786731] do_syscall_64+0xbf/0x430 [ 45.787489] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.788525] RIP: 0033:0x7f4bff5eb5cd [ 45.789337] 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 [ 45.792530] RSP: 002b:00007ffc04761440 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.793902] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4bff5eb5cd [ 45.795177] RDX: 000055a975d76e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.796448] RBP: 00007ffc047614a0 R08: 0000000000000000 R09: 00007ffc04760b40 [ 45.797727] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a991c9dad0 [ 45.799007] R13: 00007ffc047618d0 R14: 000055a991c9ebc0 R15: 000055a991caf780 [ 45.800300] [ 45.800764] irq event stamp: 1797 [ 45.801379] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 45.802885] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 45.804389] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770 [ 45.805947] softirqs last disabled at (1655): [] __irq_exit_rcu+0xc4/0x100 [ 45.807204] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.535907] ------------[ cut here ]------------ [ 48.536840] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.538918] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 48.540352] Modules linked in: [ 48.541067] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.543715] Tainted: [W]=WARN [ 48.544360] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.546085] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.547118] 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 [ 48.550783] RSP: 0018:ffff888019cc7bc0 EFLAGS: 00010286 [ 48.551911] RAX: 0000000000000000 RBX: ffffed1003398f78 RCX: ffffffff813a4050 [ 48.553390] RDX: ffff8880162c3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.554883] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003398f2f [ 48.556371] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.557789] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019cc7df8 [ 48.559067] FS: 00007f78e3b43900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.560471] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.561520] CR2: 00007f78e4035580 CR3: 00000000202fc000 CR4: 0000000000350ef0 [ 48.562783] Call Trace: [ 48.563241] [ 48.563672] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.564512] ? __create_object+0x59/0x80 [ 48.565284] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.566228] __vmalloc_noprof+0x59/0x60 [ 48.566968] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.567814] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.568733] bpf_prog_alloc+0x39/0x200 [ 48.569420] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.570324] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.571189] do_seccomp+0x349/0x25e0 [ 48.571898] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.572786] ? __pfx_do_seccomp+0x10/0x10 [ 48.573530] ? find_held_lock+0x2b/0x80 [ 48.574288] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.575234] ? static_key_count+0x60/0x80 [ 48.576033] prctl_set_seccomp+0x4e/0x70 [ 48.576798] __do_sys_prctl+0xe6c/0x1d70 [ 48.577539] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.578389] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.579329] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.580285] ? irqentry_exit+0xf3/0x650 [ 48.581053] do_syscall_64+0xbf/0x430 [ 48.581784] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.582732] RIP: 0033:0x7f78e40355cd [ 48.583380] 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 [ 48.586485] RSP: 002b:00007ffcf1f257f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.587828] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f78e40355cd [ 48.589092] RDX: 00005622e28f2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.590363] RBP: 00007ffcf1f25850 R08: 0000000000000000 R09: 00007ffcf1f24ef0 [ 48.591635] R10: 0000000000000000 R11: 0000000000000246 R12: 000056230aa92ad0 [ 48.592888] R13: 00007ffcf1f25c80 R14: 000056230aa93bc0 R15: 000056230aaa4780 [ 48.594177] [ 48.594554] irq event stamp: 1799 [ 48.595111] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 48.596415] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 48.597730] softirqs last enabled at (1654): [] handle_softirqs+0x50c/0x770 [ 48.599053] softirqs last disabled at (1645): [] __irq_exit_rcu+0xc4/0x100 [ 48.600350] ---[ end trace 0000000000000000 ]--- [ 49.517216] ------------[ cut here ]------------ [ 49.517997] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.519584] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 49.520761] Modules linked in: [ 49.521247] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.522840] Tainted: [W]=WARN [ 49.523287] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.524469] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.525254] 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 [ 49.527804] RSP: 0018:ffff88800f677bc0 EFLAGS: 00010286 [ 49.528546] RAX: 0000000000000000 RBX: ffffed1001ecef78 RCX: ffffffff813a4050 [ 49.529590] RDX: ffff888015870000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.530642] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001ecef2f [ 49.531671] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.532705] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f677df8 [ 49.533752] FS: 00007fc163172900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.534907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.535761] CR2: 00007fc163664580 CR3: 000000000ba07000 CR4: 0000000000350ef0 [ 49.536797] Call Trace: [ 49.537154] [ 49.537477] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.538173] ? __create_object+0x59/0x80 [ 49.538772] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.539477] __vmalloc_noprof+0x59/0x60 [ 49.540064] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.540744] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.541435] bpf_prog_alloc+0x39/0x200 [ 49.542027] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.542746] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.543410] do_seccomp+0x349/0x25e0 [ 49.543966] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.544664] ? __pfx_do_seccomp+0x10/0x10 [ 49.545254] ? find_held_lock+0x2b/0x80 [ 49.545849] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.546551] ? static_key_count+0x60/0x80 [ 49.547167] prctl_set_seccomp+0x4e/0x70 [ 49.547796] __do_sys_prctl+0xe6c/0x1d70 [ 49.548394] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.549068] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.549854] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.550576] ? irqentry_exit+0xf3/0x650 [ 49.551183] do_syscall_64+0xbf/0x430 [ 49.551787] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.552519] RIP: 0033:0x7fc1636645cd [ 49.553094] 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 [ 49.555649] RSP: 002b:00007ffd7f3b81d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.556747] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc1636645cd [ 49.557782] RDX: 00005593c072ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.558805] RBP: 00007ffd7f3b8230 R08: 0000000000000000 R09: 00007ffd7f3b78d0 [ 49.559832] R10: 0000000000000000 R11: 0000000000000246 R12: 00005593fc508ad0 [ 49.560868] R13: 00007ffd7f3b8660 R14: 00005593fc509bc0 R15: 00005593fc51a780 [ 49.561942] [ 49.562285] irq event stamp: 1705 [ 49.562799] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 49.564039] hardirqs last disabled at (1724): [] __up_console_sem+0x5d/0x80 [ 49.565279] softirqs last enabled at (1460): [] handle_softirqs+0x50c/0x770 [ 49.566543] softirqs last disabled at (1453): [] __irq_exit_rcu+0xc4/0x100 [ 49.567763] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:36139' (ECDSA) to the list of known hosts. 2025/11/18 18:29:09 fuzzer started 2025/11/18 18:29:09 dialing manager at localhost:34383 2025/11/18 18:29:09 checking machine... 2025/11/18 18:29:09 checking revisions... [ 50.444299] kmemleak: Automatic memory scanning thread ended 2025/11/18 18:29:09 testing simple program... [ 50.529095] cgroup: Unknown subsys name 'net' [ 50.596261] cgroup: Unknown subsys name 'cpuset' [ 50.611183] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 18:29:08 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880e538f000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffff88806ce31cd0 RBP=ffffffff85e1ffe0 RSP=ffff888009627748 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000897b R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff888009627840 RIP=ffffffff815bd130 RFL=00000216 [----AP-] 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 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcf1f1f000 CR3=00000000202a8000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002a191 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fad4bd2e048 CR3=000000001a388000 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=39323a383120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320383032 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000