[ 39.472669] ------------[ cut here ]------------ [ 39.473396] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.475069] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.476241] Modules linked in: [ 39.476750] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.478461] Tainted: [W]=WARN [ 39.478974] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.480168] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.480929] 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 [ 39.483528] RSP: 0018:ffff888015c5fbc0 EFLAGS: 00010286 [ 39.484341] RAX: 0000000000000000 RBX: ffffed1002b8bf78 RCX: ffffffff813a4050 [ 39.485413] RDX: ffff888017108000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.486491] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b8bf2f [ 39.487549] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.488591] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015c5fdf8 [ 39.489664] FS: 00007f16e493d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.490881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.491752] CR2: 00007ffd4af35ef7 CR3: 000000000d62f000 CR4: 0000000000350ef0 [ 39.492837] Call Trace: [ 39.493308] [ 39.493779] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.494688] ? __create_object+0x59/0x80 [ 39.495421] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.496421] __vmalloc_noprof+0x59/0x60 [ 39.497216] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.498110] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.499089] bpf_prog_alloc+0x39/0x200 [ 39.499866] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.500824] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.501756] do_seccomp+0x349/0x25e0 [ 39.502449] ? find_held_lock+0x2b/0x80 [ 39.503250] ? do_prlimit+0x310/0x610 [ 39.504028] ? __pfx_do_seccomp+0x10/0x10 [ 39.504837] ? do_raw_spin_unlock+0x53/0x220 [ 39.505717] ? _raw_spin_unlock+0x1e/0x40 [ 39.506485] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.507480] ? static_key_count+0x60/0x80 [ 39.508317] prctl_set_seccomp+0x4e/0x70 [ 39.509123] __do_sys_prctl+0xe6c/0x1d70 [ 39.509941] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.510853] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.511863] ? irqentry_exit+0xf3/0x650 [ 39.512678] do_syscall_64+0xbf/0x430 [ 39.513399] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.514391] RIP: 0033:0x7f16e4e2f5cd [ 39.515161] 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 [ 39.518363] RSP: 002b:00007ffd4af34300 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.519782] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16e4e2f5cd [ 39.521094] RDX: 000055b13cb91e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.522416] RBP: 00007ffd4af34360 R08: 0000000000000000 R09: 00007ffd4af33a00 [ 39.523731] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b154023ad0 [ 39.525041] R13: 00007ffd4af34790 R14: 000055b154024bc0 R15: 000055b154035780 [ 39.526387] [ 39.526889] irq event stamp: 1765 [ 39.527515] hardirqs last enabled at (1773): [] __up_console_sem+0x78/0x80 [ 39.529078] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 39.530659] softirqs last enabled at (1786): [] handle_softirqs+0x50c/0x770 [ 39.532232] softirqs last disabled at (1781): [] __irq_exit_rcu+0xc4/0x100 [ 39.533808] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.815044] ------------[ cut here ]------------ [ 42.815996] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.818052] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.819512] Modules linked in: [ 42.820164] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.822148] Tainted: [W]=WARN [ 42.822762] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.824237] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.825152] 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 [ 42.828313] RSP: 0018:ffff8880198bfbc0 EFLAGS: 00010286 [ 42.829285] RAX: 0000000000000000 RBX: ffffed1003317f78 RCX: ffffffff813a4050 [ 42.830574] RDX: ffff88801710d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.831865] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003317f2f [ 42.833143] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.834422] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880198bfdf8 [ 42.835790] FS: 00007fdd64fda900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.837230] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.838310] CR2: 00007fffef660ef7 CR3: 00000000204da000 CR4: 0000000000350ef0 [ 42.839624] Call Trace: [ 42.840088] [ 42.840490] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.841389] ? __create_object+0x59/0x80 [ 42.842172] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.843158] __vmalloc_noprof+0x59/0x60 [ 42.843910] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.844776] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.845689] bpf_prog_alloc+0x39/0x200 [ 42.846384] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.847311] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.848207] do_seccomp+0x349/0x25e0 [ 42.848908] ? find_held_lock+0x2b/0x80 [ 42.849651] ? do_prlimit+0x310/0x610 [ 42.850346] ? __pfx_do_seccomp+0x10/0x10 [ 42.851129] ? do_raw_spin_unlock+0x53/0x220 [ 42.851954] ? _raw_spin_unlock+0x1e/0x40 [ 42.852731] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.853691] ? static_key_count+0x60/0x80 [ 42.854452] prctl_set_seccomp+0x4e/0x70 [ 42.855220] __do_sys_prctl+0xe6c/0x1d70 [ 42.855993] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.856854] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.857826] ? irqentry_exit+0xf3/0x650 [ 42.858554] do_syscall_64+0xbf/0x430 [ 42.859294] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.860249] RIP: 0033:0x7fdd654cc5cd [ 42.860958] 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 [ 42.864121] RSP: 002b:00007fffef65f910 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.865477] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdd654cc5cd [ 42.866773] RDX: 000055e99bb84e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.868054] RBP: 00007fffef65f970 R08: 0000000000000000 R09: 00007fffef65f010 [ 42.869355] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e9ba3c6ad0 [ 42.870642] R13: 00007fffef65fda0 R14: 000055e9ba3c7bc0 R15: 000055e9ba3d8780 [ 42.871938] [ 42.872360] irq event stamp: 1765 [ 42.873014] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 42.874548] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 42.876065] softirqs last enabled at (1734): [] handle_softirqs+0x50c/0x770 [ 42.877618] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 42.879118] ---[ end trace 0000000000000000 ]--- [ 43.709507] ------------[ cut here ]------------ [ 43.710330] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.712119] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.713351] Modules linked in: [ 43.713889] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.715634] Tainted: [W]=WARN [ 43.716122] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.717402] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.718190] 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 [ 43.721221] RSP: 0018:ffff88800a857bc0 EFLAGS: 00010286 [ 43.722145] RAX: 0000000000000000 RBX: ffffed100150af78 RCX: ffffffff813a4050 [ 43.723289] RDX: ffff888013a1d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.724406] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100150af2f [ 43.725518] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.726679] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a857df8 [ 43.728087] FS: 00007f7adfaec900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.729367] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.730301] CR2: 00007ffeabd7fef7 CR3: 000000001ff9b000 CR4: 0000000000350ef0 [ 43.731476] Call Trace: [ 43.731960] [ 43.732321] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.733086] ? __create_object+0x59/0x80 [ 43.733753] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.734633] __vmalloc_noprof+0x59/0x60 [ 43.735278] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.736058] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.736886] bpf_prog_alloc+0x39/0x200 [ 43.737508] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.738318] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.739146] do_seccomp+0x349/0x25e0 [ 43.739793] ? find_held_lock+0x2b/0x80 [ 43.740425] ? do_prlimit+0x310/0x610 [ 43.741075] ? __pfx_do_seccomp+0x10/0x10 [ 43.741772] ? do_raw_spin_unlock+0x53/0x220 [ 43.742476] ? _raw_spin_unlock+0x1e/0x40 [ 43.743174] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.744026] ? static_key_count+0x60/0x80 [ 43.744713] prctl_set_seccomp+0x4e/0x70 [ 43.745342] __do_sys_prctl+0xe6c/0x1d70 [ 43.746005] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.746777] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.747574] ? irqentry_exit+0xf3/0x650 [ 43.748235] do_syscall_64+0xbf/0x430 [ 43.748873] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.749684] RIP: 0033:0x7f7adffde5cd [ 43.750250] 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 [ 43.752989] RSP: 002b:00007ffeabd7e090 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.754151] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7adffde5cd [ 43.755266] RDX: 000055ee9197fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.756352] RBP: 00007ffeabd7e0f0 R08: 0000000000000000 R09: 00007ffeabd7d790 [ 43.757437] R10: 0000000000000000 R11: 0000000000000246 R12: 000055eeaedcd240 [ 43.758555] R13: 00007ffeabd7e520 R14: 000055eeaedccbf0 R15: 000055eeaede14d0 [ 43.759666] [ 43.760034] irq event stamp: 1823 [ 43.760548] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 43.761883] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 43.763255] softirqs last enabled at (1492): [] handle_softirqs+0x50c/0x770 [ 43.764589] softirqs last disabled at (1481): [] __irq_exit_rcu+0xc4/0x100 [ 43.765893] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:45762' (ECDSA) to the list of known hosts. 2025/11/18 17:51:47 fuzzer started 2025/11/18 17:51:47 dialing manager at localhost:34383 2025/11/18 17:51:47 checking machine... 2025/11/18 17:51:47 checking revisions... [ 44.706956] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:51:47 testing simple program... [ 44.813242] cgroup: Unknown subsys name 'net' [ 44.897789] cgroup: Unknown subsys name 'cpuset' [ 44.914922] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 17:51:46 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888015537d68 RCX=ffffffff819e4944 RDX=1ffffffff09edfa9 RSI=ffffffff819e497d RDI=ffff888015537d68 RBP=dffffc0000000000 RSP=ffff888015537b58 R8 =0000000000000001 R9 =0000000000000000 R10=000000000c4fd007 R11=0000000000000001 R12=ffff88800e1ac8c0 R13=ffff88800e1ac8c0 R14=0000000000000001 R15=ffff888015537d68 RIP=ffffffff81751e04 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f2bd623b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2bd59543a8 CR3=000000000dec1000 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=82d192272834f6a6d34354a577149e1c XMM02=eff9b2d0a8fce9cb00000000003031c0 XMM03=2c67c8bc2e329bc300000000003032e8 XMM04=09a19a36f68e61f000000000000ae988 XMM05=90b728565df2ba1a00000000003229a8 XMM06=d96330e2d2db86320000000000321860 XMM07=fb795ef6d6577056000000000030efa0 XMM08=2c67c8bc2e329bc300000000003032e8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888009787848 R8 =0000000000000000 R9 =0000000000000000 R10=ffffffff8664f857 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=00000000ffffffff RIP=ffffffff81529397 RFL=00000047 [---Z-PC] 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 fffffe5e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe25b13ca8 CR3=0000000005c8a000 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=00007f48b87685100000562e6dee3790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000