Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported |
---|---|---|---|---|---|---|
INFO: rcu detected stall in ndisc_alloc_skb net | 1 | 2244d | 2164d |
syzbot |
sign-in | mailing list | source | docs |
CPU: 0 PID: 6052 Comm: syz-fuzzer Not tainted 4.20.0-rc2+ #118 rcu: INFO: rcu_preempt self-detected stall on CPU Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 rcu: 1-...!: (1 GPs behind) idle=f8e/1/0x4000000000000004 softirq=23537/23538 fqs=0 Call Trace: <IRQ> __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x39d lib/dump_stack.c:113 warn_alloc.cold.116+0xb7/0x1bd mm/page_alloc.c:3423 __alloc_pages_slowpath+0x2651/0x2de0 mm/page_alloc.c:4291 rcu: (t=10607 jiffies g=19093 q=62) rcu: rcu_preempt kthread starved for 10607 jiffies! g19093 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 rcu: RCU grace-period kthread stack dump: rcu_preempt R running task 23000 10 2 0x80000000 Call Trace: context_switch kernel/sched/core.c:2831 [inline] __schedule+0x8cf/0x21d0 kernel/sched/core.c:3472 schedule+0xfe/0x460 kernel/sched/core.c:3516 schedule_timeout+0x140/0x260 kernel/time/timer.c:1804 rcu_gp_fqs_loop+0x762/0xa80 kernel/rcu/tree.c:1934 __alloc_pages_nodemask+0xad8/0xea0 mm/page_alloc.c:4393 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677 fallback_alloc+0x204/0x2e0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 slab_alloc_node mm/slab.c:3327 [inline] kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642 __alloc_skb+0x119/0x770 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:997 [inline] nlmsg_new include/net/netlink.h:654 [inline] __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:407 rcu_gp_kthread+0x341/0xc70 kernel/rcu/tree.c:2090 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:440 br_multicast_group_expired+0x1bc/0x610 net/bridge/br_multicast.c:253 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326 expire_timers kernel/time/timer.c:1363 [inline] __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682 kthread+0x35a/0x440 kernel/kthread.c:246 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 NMI backtrace for cpu 1 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695 __do_softirq+0x308/0xb7e kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x17f/0x1c0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:804 </IRQ> RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline] RIP: 0010:console_unlock+0x102f/0x1190 kernel/printk/printk.c:2418 Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 4f 56 5d 00 e9 f2 fb ff RSP: 0000:ffff8881b2d25e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 RAX: ffff8881c30ae280 RBX: 0000000000000200 RCX: 1ffff11038615d73 RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293 RBP: ffff8881b2d25fb0 R08: ffff8881c30aeb98 R09: 0000000000000006 R10: 0000000000000000 R11: ffff8881c30ae280 R12: dffffc0000000000 R13: ffffffff849ca5e0 R14: dffffc0000000000 R15: ffffffff89b63570 vprintk_emit+0x391/0x990 kernel/printk/printk.c:1922 vprintk_default+0x28/0x30 kernel/printk/printk.c:1964 vprintk_func+0x7e/0x181 kernel/printk/printk_safe.c:398 printk+0xa7/0xcf kernel/printk/printk.c:1997 dump_unreclaimable_slab.cold.22+0xd8/0xe6 mm/slab_common.c:1392 dump_header+0x7cc/0xf72 mm/oom_kill.c:447 oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:953 out_of_memory+0xa84/0x1430 mm/oom_kill.c:1120 __alloc_pages_may_oom mm/page_alloc.c:3519 [inline] __alloc_pages_slowpath+0x232c/0x2de0 mm/page_alloc.c:4229 __alloc_pages_nodemask+0xad8/0xea0 mm/page_alloc.c:4393 alloc_pages_current+0x173/0x350 mm/mempolicy.c:2080 alloc_pages include/linux/gfp.h:509 [inline] __page_cache_alloc+0x38c/0x5c0 mm/filemap.c:924 page_cache_read mm/filemap.c:2312 [inline] filemap_fault+0x1595/0x25f0 mm/filemap.c:2496 ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6292 __do_fault+0x100/0x6b0 mm/memory.c:2996 do_read_fault mm/memory.c:3408 [inline] do_fault mm/memory.c:3534 [inline] handle_pte_fault mm/memory.c:3765 [inline] __handle_mm_fault+0x3ea0/0x5be0 mm/memory.c:3889 handle_mm_fault+0x54f/0xc70 mm/memory.c:3926 do_user_addr_fault arch/x86/mm/fault.c:1423 [inline] __do_page_fault+0x5e8/0xe60 arch/x86/mm/fault.c:1489 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1520 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1139 RIP: 0033:0x45ddf3 Code: Bad RIP value. RSP: 002b:000000c42001eea0 EFLAGS: 00010202 RAX: ffffffffffffff92 RBX: 000000003b980b34 RCX: 000000000045ddf3 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00 RBP: 000000c42001eee8 R08: 0000000000000000 R09: 0000000000000000 R10: 000000c42001eed8 R11: 0000000000000202 R12: 0000000000000001 R13: 000000c43cde6540 R14: 0000000000000001 R15: 0000000000000000 CPU: 1 PID: 10189 Comm: syz-executor4 Not tainted 4.20.0-rc2+ #118 warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 active_anon:147110 inactive_anon:190 isolated_anon:0 active_file:13 inactive_file:13 isolated_file:2 unevictable:1 dirty:0 writeback:0 unstable:0 slab_reclaimable:9259 slab_unreclaimable:1360772 mapped:49154 shmem:245 pagetables:1010 bounce:0 free:13705 free_pcp:247 free_cma:0 Call Trace: Node 0 active_anon:588440kB inactive_anon:760kB active_file:52kB inactive_file:52kB unevictable:4kB isolated(anon):0kB isolated(file):8kB mapped:196616kB dirty:0kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 548864kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes <IRQ> Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x39d lib/dump_stack.c:113 lowmem_reserve[]: 0 2818 6321 6321 Node 0 DMA32 free:25140kB min:30052kB low:37564kB high:45076kB active_anon:22584kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 3503 3503 Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:565856kB inactive_anon:760kB active_file:52kB inactive_file:52kB unevictable:4kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:7072kB pagetables:4040kB bounce:0kB free_pcp:740kB local_pcp:492kB free_cma:0kB nmi_cpu_backtrace.cold.2+0x5c/0xa1 lib/nmi_backtrace.c:101 lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB nmi_trigger_cpumask_backtrace+0x1e8/0x22a lib/nmi_backtrace.c:62 Node 0 DMA32: 7*4kB (UM) 3*8kB (M) 2*16kB (M) 5*32kB (UM) 3*64kB (M) 3*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25140kB arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38 Node 0 Normal: 963*4kB (ME) 560*8kB (UME) 222*16kB (UME) 45*32kB (UM) 1*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline] rcu_dump_cpu_stacks+0x16f/0x1bc kernel/rcu/tree.c:1195 Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB print_cpu_stall.cold.67+0x1f3/0x3c7 kernel/rcu/tree.c:1334 Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 274 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 342854 pages reserved 0 pages cma reserved syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) syz-fuzzer cpuset=/ mems_allowed=0 check_cpu_stall kernel/rcu/tree.c:1408 [inline] rcu_pending kernel/rcu/tree.c:2961 [inline] rcu_check_callbacks+0xf3b/0x13f0 kernel/rcu/tree.c:2506 update_process_times+0x2d/0x70 kernel/time/timer.c:1636 tick_sched_handle+0x9f/0x180 kernel/time/tick-sched.c:164 tick_sched_timer+0x45/0x130 kernel/time/tick-sched.c:1274 __run_hrtimer kernel/time/hrtimer.c:1398 [inline] __hrtimer_run_queues+0x41c/0x10d0 kernel/time/hrtimer.c:1460 hrtimer_interrupt+0x313/0x780 kernel/time/hrtimer.c:1518 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1034 [inline] smp_apic_timer_interrupt+0x1a1/0x760 arch/x86/kernel/apic/apic.c:1059 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:804 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline] RIP: 0010:slab_alloc_node mm/slab.c:3329 [inline] RIP: 0010:kmem_cache_alloc_node+0x247/0x730 mm/slab.c:3642 Code: 3f 7e 0f 85 32 ff ff ff e8 65 1b 3e ff e9 28 ff ff ff e8 0c 51 c3 ff 48 83 3d a4 99 8f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a b1 RSP: 0000:ffff8881daf071d8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff11033d711f6 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286 RBP: ffff8881daf07248 R08: ffff88819eb88fb0 R09: 0000000000000002 R10: 0000000000000000 R11: ffff88819eb886c0 R12: ffff8881d9bdcc00 R13: ffff8881d9bdcc00 R14: 0000000000000000 R15: 0000000000000286 __alloc_skb+0x119/0x770 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:997 [inline] nlmsg_new include/net/netlink.h:654 [inline] __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:407 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:440 br_multicast_del_pg+0x3df/0x790 net/bridge/br_multicast.c:292 br_multicast_port_group_expired+0x189/0x1e0 net/bridge/br_multicast.c:316 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326 expire_timers kernel/time/timer.c:1363 [inline] __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695 __do_softirq+0x308/0xb7e kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x17f/0x1c0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:804 </IRQ> RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline] RIP: 0010:slab_alloc mm/slab.c:3385 [inline] RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552 Code: 7e 0f 85 cf fe ff ff e8 b6 fb 3d ff e9 c5 fe ff ff e8 5d 31 c3 ff 48 83 3d f5 79 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a b1 RSP: 0000:ffff888145617738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffff88819eb88f40 RDI: 0000000000000286 RBP: ffff8881456177a0 R08: ffff88819eb886c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8881d9bdcc00 R14: ffff8881d9bdcc00 R15: 0000000000480020 skb_clone+0x1bb/0x500 net/core/skbuff.c:1280 ____bpf_clone_redirect net/core/filter.c:2080 [inline] bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2067 bpf_prog_e113bbc17aa3fb19+0xfb/0x1000 CPU: 0 PID: 6052 Comm: syz-fuzzer Not tainted 4.20.0-rc2+ #118 syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 syz-executor4 cpuset=syz4 mems_allowed=0 Call Trace: <IRQ> __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x39d lib/dump_stack.c:113 warn_alloc.cold.116+0xb7/0x1bd mm/page_alloc.c:3423 __alloc_pages_slowpath+0x2651/0x2de0 mm/page_alloc.c:4291 __alloc_pages_nodemask+0xad8/0xea0 mm/page_alloc.c:4393 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677 fallback_alloc+0x204/0x2e0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 slab_alloc_node mm/slab.c:3327 [inline] kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642 __alloc_skb+0x119/0x770 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:997 [inline] nlmsg_new include/net/netlink.h:654 [inline] __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:407 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:440 br_multicast_group_expired+0x1bc/0x610 net/bridge/br_multicast.c:253 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326 expire_timers kernel/time/timer.c:1363 [inline] __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695 __do_softirq+0x308/0xb7e kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x17f/0x1c0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:804 </IRQ> RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline] RIP: 0010:console_unlock+0x102f/0x1190 kernel/printk/printk.c:2418 Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 4f 56 5d 00 e9 f2 fb ff RSP: 0000:ffff8881b2d25e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 RAX: ffff8881c30ae280 RBX: 0000000000000200 RCX: 1ffff11038615d73 RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293 RBP: ffff8881b2d25fb0 R08: ffff8881c30aeb98 R09: 0000000000000006 R10: 0000000000000000 R11: ffff8881c30ae280 R12: dffffc0000000000 R13: ffffffff849ca5e0 R14: dffffc0000000000 R15: ffffffff89b63570 vprintk_emit+0x391/0x990 kernel/printk/printk.c:1922 vprintk_default+0x28/0x30 kernel/printk/printk.c:1964 vprintk_func+0x7e/0x181 kernel/printk/printk_safe.c:398 printk+0xa7/0xcf kernel/printk/printk.c:1997 dump_unreclaimable_slab.cold.22+0xd8/0xe6 mm/slab_common.c:1392 dump_header+0x7cc/0xf72 mm/oom_kill.c:447 oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:953 out_of_memory+0xa84/0x1430 mm/oom_kill.c:1120 __alloc_pages_may_oom mm/page_alloc.c:3519 [inline] __alloc_pages_slowpath+0x232c/0x2de0 mm/page_alloc.c:4229 __alloc_pages_nodemask+0xad8/0xea0 mm/page_alloc.c:4393 alloc_pages_current+0x173/0x350 mm/mempolicy.c:2080 alloc_pages include/linux/gfp.h:509 [inline] __page_cache_alloc+0x38c/0x5c0 mm/filemap.c:924 page_cache_read mm/filemap.c:2312 [inline] filemap_fault+0x1595/0x25f0 mm/filemap.c:2496 ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6292 __do_fault+0x100/0x6b0 mm/memory.c:2996 do_read_fault mm/memory.c:3408 [inline] do_fault mm/memory.c:3534 [inline] handle_pte_fault mm/memory.c:3765 [inline] __handle_mm_fault+0x3ea0/0x5be0 mm/memory.c:3889 handle_mm_fault+0x54f/0xc70 mm/memory.c:3926 do_user_addr_fault arch/x86/mm/fault.c:1423 [inline] __do_page_fault+0x5e8/0xe60 arch/x86/mm/fault.c:1489 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1520 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1139 RIP: 0033:0x45ddf3 Code: Bad RIP value. RSP: 002b:000000c42001eea0 EFLAGS: 00010202 RAX: ffffffffffffff92 RBX: 000000003b980b34 RCX: 000000000045ddf3 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00 RBP: 000000c42001eee8 R08: 0000000000000000 R09: 0000000000000000 R10: 000000c42001eed8 R11: 0000000000000202 R12: 0000000000000001 R13: 000000c43cde6540 R14: 0000000000000001 R15: 0000000000000000 CPU: 1 PID: 10189 Comm: syz-executor4 Not tainted 4.20.0-rc2+ #118 Mem-Info: active_anon:147110 inactive_anon:190 isolated_anon:0 active_file:13 inactive_file:13 isolated_file:2 unevictable:1 dirty:0 writeback:0 unstable:0 slab_reclaimable:9259 slab_unreclaimable:1360772 mapped:49154 shmem:245 pagetables:1010 bounce:0 free:13705 free_pcp:247 free_cma:0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Node 0 active_anon:588440kB inactive_anon:760kB active_file:52kB inactive_file:52kB unevictable:4kB isolated(anon):0kB isolated(file):8kB mapped:196616kB dirty:0kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 548864kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes Call Trace: Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB <IRQ> lowmem_reserve[]: 0 2818 6321 6321 __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x39d lib/dump_stack.c:113 Node 0 DMA32 free:25140kB min:30052kB low:37564kB high:45076kB active_anon:22584kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 3503 3503 warn_alloc.cold.116+0xb7/0x1bd mm/page_alloc.c:3423 Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:565856kB inactive_anon:760kB active_file:52kB inactive_file:52kB unevictable:4kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:7072kB pagetables:4040kB bounce:0kB free_pcp:740kB local_pcp:492kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB Node 0 DMA32: 7*4kB (UM) 3*8kB (M) 2*16kB (M) 5*32kB (UM) 3*64kB (M) 3*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25140kB Node 0 Normal: 963*4kB (ME) 560*8kB (UME) 222*16kB (UME) 45*32kB (UM) 1*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB __alloc_pages_slowpath+0x2651/0x2de0 mm/page_alloc.c:4291 Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 274 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 342854 pages reserved 0 pages cma reserved syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) syz-fuzzer cpuset=/ mems_allowed=0 __alloc_pages_nodemask+0xad8/0xea0 mm/page_alloc.c:4393 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677 fallback_alloc+0x204/0x2e0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 slab_alloc_node mm/slab.c:3327 [inline] kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642 __alloc_skb+0x119/0x770 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:997 [inline] nlmsg_new include/net/netlink.h:654 [inline] __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:407 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:440 br_multicast_del_pg+0x3df/0x790 net/bridge/br_multicast.c:292 br_multicast_port_group_expired+0x189/0x1e0 net/bridge/br_multicast.c:316 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326 expire_timers kernel/time/timer.c:1363 [inline] __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695 __do_softirq+0x308/0xb7e kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x17f/0x1c0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:804 </IRQ> RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline] RIP: 0010:slab_alloc mm/slab.c:3385 [inline] RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552 Code: 7e 0f 85 cf fe ff ff e8 b6 fb 3d ff e9 c5 fe ff ff e8 5d 31 c3 ff 48 83 3d f5 79 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a b1 RSP: 0000:ffff888145617738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffff88819eb88f40 RDI: 0000000000000286 RBP: ffff8881456177a0 R08: ffff88819eb886c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8881d9bdcc00 R14: ffff8881d9bdcc00 R15: 0000000000480020 skb_clone+0x1bb/0x500 net/core/skbuff.c:1280 ____bpf_clone_redirect net/core/filter.c:2080 [inline] bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2067 bpf_prog_e113bbc17aa3fb19+0xfb/0x1000 CPU: 0 PID: 6052 Comm: syz-fuzzer Not tainted 4.20.0-rc2+ #118 syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 syz-executor4 cpuset=syz4 mems_allowed=0 Call Trace: <IRQ> __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x39d lib/dump_stack.c:113 warn_alloc.cold.116+0xb7/0x1bd mm/page_alloc.c:3423 __alloc_pages_slowpath+0x2651/0x2de0 mm/page_alloc.c:4291 __alloc_pages_nodemask+0xad8/0xea0 mm/page_alloc.c:4393 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677 fallback_alloc+0x204/0x2e0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 slab_alloc_node mm/slab.c:3327 [inline] kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642 __alloc_skb+0x119/0x770 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:997 [inline] ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403 ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326 expire_timers kernel/time/timer.c:1363 [inline] __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695 __do_softirq+0x308/0xb7e kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x17f/0x1c0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:804 </IRQ> RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline] RIP: 0010:console_unlock+0x102f/0x1190 kernel/printk/printk.c:2418 Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 4f 56 5d 00 e9 f2 fb ff RSP: 0000:ffff8881b2d25e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 RAX: ffff8881c30ae280 RBX: 0000000000000200 RCX: 1ffff11038615d73 RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293 RBP: ffff8881b2d25fb0 R08: ffff8881c30aeb98 R09: 0000000000000006 R10: 0000000000000000 R11: ffff8881c30ae280 R12: dffffc0000000000 R13: ffffffff849ca5e0 R14: dffffc0000000000 R15: ffffffff89b63570 vprintk_emit+0x391/0x990 kernel/printk/printk.c:1922 vprintk_default+0x28/0x30 kernel/printk/printk.c:1964 vprintk_func+0x7e/0x181 kernel/printk/printk_safe.c:398 printk+0xa7/0xcf kernel/printk/printk.c:1997 dump_unreclaimable_slab.cold.22+0xd8/0xe6 mm/slab_common.c:1392 dump_header+0x7cc/0xf72 mm/oom_kill.c:447 oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:953 out_of_memory+0xa84/0x1430 mm/oom_kill.c:1120 __alloc_pages_may_oom mm/page_alloc.c:3519 [inline] __alloc_pages_slowpath+0x232c/0x2de0 mm/page_alloc.c:4229 __alloc_pages_nodemask+0xad8/0xea0 mm/page_alloc.c:4393 alloc_pages_current+0x173/0x350 mm/mempolicy.c:2080 alloc_pages include/linux/gfp.h:509 [inline] __page_cache_alloc+0x38c/0x5c0 mm/filemap.c:924 page_cache_read mm/filemap.c:2312 [inline] filemap_fault+0x1595/0x25f0 mm/filemap.c:2496 ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6292 __do_fault+0x100/0x6b0 mm/memory.c:2996 do_read_fault mm/memory.c:3408 [inline] do_fault mm/memory.c:3534 [inline] handle_pte_fault mm/memory.c:3765 [inline] __handle_mm_fault+0x3ea0/0x5be0 mm/memory.c:3889 handle_mm_fault+0x54f/0xc70 mm/memory.c:3926 do_user_addr_fault arch/x86/mm/fault.c:1423 [inline] __do_page_fault+0x5e8/0xe60 arch/x86/mm/fault.c:1489 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1520 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1139 RIP: 0033:0x45ddf3 Code: Bad RIP value. RSP: 002b:000000c42001eea0 EFLAGS: 00010202 RAX: ffffffffffffff92 RBX: 000000003b980b34 RCX: 000000000045ddf3 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00 RBP: 000000c42001eee8 R08: 0000000000000000 R09: 0000000000000000 R10: 000000c42001eed8 R11: 0000000000000202 R12: 0000000000000001 R13: 000000c43cde6540 R14: 0000000000000001 R15: 0000000000000000 warn_alloc_show_mem: 1 callbacks suppressed CPU: 1 PID: 10189 Comm: syz-executor4 Not tainted 4.20.0-rc2+ #118 Mem-Info: active_anon:147110 inactive_anon:190 isolated_anon:0 active_file:13 inactive_file:13 isolated_file:2 unevictable:1 dirty:0 writeback:0 unstable:0 slab_reclaimable:9259 slab_unreclaimable:1360772 mapped:49154 shmem:245 pagetables:1010 bounce:0 free:13705 free_pcp:247 free_cma:0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Node 0 active_anon:588440kB inactive_anon:760kB active_file:52kB inactive_file:52kB unevictable:4kB isolated(anon):0kB isolated(file):8kB mapped:196616kB dirty:0kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 548864kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes Call Trace: Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB <IRQ> lowmem_reserve[]: 0 2818 6321 6321 __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x39d lib/dump_stack.c:113 Node 0 DMA32 free:25140kB min:30052kB low:37564kB high:45076kB active_anon:22584kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888776kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 3503 3503 warn_alloc.cold.116+0xb7/0x1bd mm/page_alloc.c:3423 Node 0 Normal free:13772kB min:37364kB low:46704kB high:56044kB active_anon:565856kB inactive_anon:760kB active_file:52kB inactive_file:52kB unevictable:4kB writepending:0kB present:4718592kB managed:3587816kB mlocked:0kB kernel_stack:7072kB pagetables:4040kB bounce:0kB free_pcp:740kB local_pcp:492kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB Node 0 DMA32: 7*4kB (UM) 3*8kB (M) 2*16kB (M) 5*32kB (UM) 3*64kB (M) 3*128kB (M) 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 1*2048kB (M) 4*4096kB (M) = 25140kB Node 0 Normal: 963*4kB (ME) 560*8kB (UME) 222*16kB (UME) 45*32kB (UM) 1*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13772kB __alloc_pages_slowpath+0x2651/0x2de0 mm/page_alloc.c:4291 Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 274 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 342854 pages reserved 0 pages cma reserved ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) syz-fuzzer cpuset=/ mems_allowed=0 __alloc_pages_nodemask+0xad8/0xea0 mm/page_alloc.c:4393 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677 fallback_alloc+0x204/0x2e0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 slab_alloc_node mm/slab.c:3327 [inline] kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642 __alloc_skb+0x119/0x770 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:997 [inline] nlmsg_new include/net/netlink.h:654 [inline] __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:407 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:440 br_multicast_del_pg+0x3df/0x790 net/bridge/br_multicast.c:292 br_multicast_port_group_expired+0x189/0x1e0 net/bridge/br_multicast.c:316 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326 expire_timers kernel/time/timer.c:1363 [inline] __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695 __do_softirq+0x308/0xb7e kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x17f/0x1c0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:804 </IRQ> RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline] RIP: 0010:slab_alloc mm/slab.c:3385 [inline] RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552 Code: 7e 0f 85 cf fe ff ff e8 b6 fb 3d ff e9 c5 fe ff ff e8 5d 31 c3 ff 48 83 3d f5 79 8f 07 00 0f 84 41 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 1a b1 RSP: 0000:ffff888145617738 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffff88819eb88f40 RDI: 0000000000000286 RBP: ffff8881456177a0 R08: ffff88819eb886c0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8881d9bdcc00 R14: ffff8881d9bdcc00 R15: 0000000000480020 skb_clone+0x1bb/0x500 net/core/skbuff.c:1280 ____bpf_clone_redirect net/core/filter.c:2080 [inline] bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2067 bpf_prog_e113bbc17aa3fb19+0xfb/0x1000 CPU: 0 PID: 6052 Comm: syz-fuzzer Not tainted 4.20.0-rc2+ #118 syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 syz-executor4 cpuset=syz4 mems_allowed=0 Call Trace: <IRQ> __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x244/0x39d lib/dump_stack.c:113 warn_alloc.cold.116+0xb7/0x1bd mm/page_alloc.c:3423 __alloc_pages_slowpath+0x2651/0x2de0 mm/page_alloc.c:4291 __alloc_pages_nodemask+0xad8/0xea0 mm/page_alloc.c:4393 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677 fallback_alloc+0x204/0x2e0 mm/slab.c:3219 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287 slab_alloc_node mm/slab.c:3327 [inline] kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642 __alloc_skb+0x119/0x770 net/core/skbuff.c:193 alloc_skb include/linux/skbuff.h:997 [inline] ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403 ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326 expire_timers kernel/time/timer.c:1363 [inline] __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695 __do_softirq+0x308/0xb7e kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x17f/0x1c0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:804 </IRQ> RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline] RIP: 0010:console_unlock+0x102f/0x1190 kernel/printk/printk.c:2418 Code: 70 fb 51 89 48 89 f8 48 c1 e8 03 42 80 3c 20 00 75 36 48 83 3d d1 77 ec 07 00 74 25 e8 4a 07 1a 00 48 8b bd b0 fe ff ff 57 9d <0f> 1f 44 00 00 e9 9a f8 ff ff 4c 89 ef e8 4f 56 5d 00 e9 f2 fb ff RSP: 0000:ffff8881b2d25e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 RAX: ffff8881c30ae280 RBX: 0000000000000200 RCX: 1ffff11038615d73 RDX: 0000000000000000 RSI: ffffffff816583a6 RDI: 0000000000000293 RBP: ffff8881b2d25fb0 R08: ffff8881c30aeb98 R09: 0000000000000006 R10: 0000000000000000 R11: ffff8881c30ae280 R12: dffffc0000000000 R13: ffffffff849ca5e0 R14: dffffc0000000000 R15: ffffffff89b63570 vprintk_emit+0x391/0x990 kernel/printk/printk.c:1922 vprintk_default+0x28/0x30 kernel/printk/printk.c:1964 vprintk_func+0x7e/0x181 kernel/printk/printk_safe.c:398 printk+0xa7/0xcf kernel/printk/printk.c:1997 dump_unreclaimable_slab.cold.22+0xd8/0xe6 mm/slab_common.c:1392 dump_header+0x7cc/0xf72 mm/oom_kill.c:447 oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:953 out_of_memory+0xa84/0x1430 mm/oom_kill.c:1120 __alloc_pages_may_oom mm/page_alloc.c:3519 [inline] __alloc_pages_slowpath+0x232c/0x2de0 mm/page_alloc.c:4229 __alloc_pages_nodemask+0xad8/0xea0 mm/page_alloc.c:4393 alloc_pages_current+0x173/0x350 mm/mempolicy.c:2080 alloc_pages include/linux/gfp.h:509 [inline] __page_cache_alloc+0x38c/0x5c0 mm/filemap.c:924 page_cache_read mm/filemap.c:2312 [inline] filemap_fault+0x1595/0x25f0 mm/filemap.c:2496 ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6292 __do_fault+0x100/0x6b0 mm/memory.c:2996 do_read_fault mm/memory.c:3408 [inline] do_fault mm/memory.c:3534 [inline] handle_pte_fault mm/memory.c:3765 [inline] __handle_mm_fault+0x3ea0/0x5be0 mm/memory.c:3889 handle_mm_fault+0x54f/0xc70 mm/memory.c:3926 do_user_addr_fault arch/x86/mm/fault.c:1423 [inline] __do_page_fault+0x5e8/0xe60 arch/x86/mm/fault.c:1489 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1520 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1139 RIP: 0033:0x45ddf3 Code: Bad RIP value. RSP: 002b:000000c42001eea0 EFLAGS: 00010202 RAX: ffffffffffffff92 RBX: 000000003b980b34 RCX: 000000000045ddf3 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014ecf00 RBP: 000000c42001eee8 R08: 0000000000000000 R09: 0000000000000000 R10: 000000c42001eed8 R11: 0000000000000202 R12: 0000000000000001 R13: 000000c43cde6540 R14: 0000000000000001 R15: 0000000000000000
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2018/11/19 05:44 | upstream | c67a98c00ea3 | adf636a8 | .config | console log | report | ci-upstream-kasan-gce-smack-root | |||||
2019/02/04 08:12 | net-old | 2348bb3117e1 | c198d5dd | .config | console log | report | ci-upstream-net-this-kasan-gce | |||||
2018/12/21 04:03 | bpf | bcb671c2fa0e | 2b497001 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/12/19 07:18 | bpf | bcb671c2fa0e | 4edaba93 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/12/10 02:49 | bpf | 51a11b14c29c | 96cc4c50 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/12/05 01:22 | bpf | a92a72a24d48 | f162ad97 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/12/01 03:28 | bpf | c01ac66b3866 | d8988561 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/27 23:55 | bpf | 2b9034b5eadd | 4b6d14f2 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/20 18:21 | bpf | 569a933b03f3 | 9aca6b52 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/20 06:13 | bpf | 569a933b03f3 | 9bc2a903 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/19 23:18 | bpf | 569a933b03f3 | adf636a8 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/18 22:17 | bpf | 569a933b03f3 | adf636a8 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/17 02:12 | bpf | da85d8bfd151 | b08ee62a | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/16 15:38 | bpf | da85d8bfd151 | f5e275d1 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/16 04:45 | bpf | da85d8bfd151 | 3a41052e | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/15 21:35 | bpf | da85d8bfd151 | 3a41052e | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/14 10:39 | bpf | da85d8bfd151 | 5f5f6d14 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/04 18:41 | bpf | 28c2fae726bf | 8bd6bd63 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/04 09:18 | bpf | 28c2fae726bf | 8bd6bd63 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/03 01:04 | bpf | 7de414a9dd91 | 8bd6bd63 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/11/01 05:23 | bpf | 361535321874 | 1f38e9ae | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/10/31 09:04 | bpf | 27b31e68bc9f | 4ccf7bb4 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/10/28 20:23 | bpf | d8fd9e106fbc | 6f9b225a | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/10/25 12:08 | bpf | 44adbac8f721 | a8292de9 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/10/25 09:24 | bpf | 44adbac8f721 | a8292de9 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/10/25 00:28 | bpf | 44adbac8f721 | a8292de9 | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2018/10/11 10:42 | net-old | 52b5d6f5dcf0 | 5f818b4b | .config | console log | report | ci-upstream-net-this-kasan-gce | |||||
2018/09/12 05:46 | bpf | 28619527b8a7 | 3c88136c | .config | console log | report | ci-upstream-bpf-kasan-gce | |||||
2019/03/04 02:07 | bpf-next | ea5bade929bf | 1c0e457a | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/12/09 03:34 | bpf-next | 6baefa1aa46f | c7918378 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/12/05 09:21 | bpf-next | 2a95471c3397 | f162ad97 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/12/04 14:44 | bpf-next | d59dd69d5576 | 6ad0ae61 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/12/03 18:29 | bpf-next | 5482e9a93c83 | 819002b0 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/28 08:09 | bpf-next | 17d95e4225bf | 4b6d14f2 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/22 11:35 | bpf-next | e4b0c94bd24c | 2ee77802 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/18 06:38 | bpf-next | 592ee43faf86 | adf636a8 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/17 16:15 | bpf-next | 592ee43faf86 | b08ee62a | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/16 22:13 | bpf-next | 407be8d03e20 | b08ee62a | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/16 11:38 | bpf-next | 407be8d03e20 | f5e275d1 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/14 03:21 | bpf-next | 407be8d03e20 | 5f5f6d14 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/13 18:53 | bpf-next | 407be8d03e20 | 5f5f6d14 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/09 01:14 | bpf-next | bce6a14996f9 | e85d2a61 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/06 19:12 | bpf-next | 44adbac8f721 | 8bd6bd63 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/06 09:24 | bpf-next | 44adbac8f721 | 8bd6bd63 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/05 15:13 | bpf-next | 44adbac8f721 | 8bd6bd63 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/03 15:21 | bpf-next | 44adbac8f721 | 8bd6bd63 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/11/02 15:01 | bpf-next | 44adbac8f721 | 1f38e9ae | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/10/31 19:33 | bpf-next | 44adbac8f721 | 89781090 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/10/30 14:10 | bpf-next | 44adbac8f721 | 8dbb755a | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/10/29 21:54 | bpf-next | 44adbac8f721 | 7df9db2e | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/10/26 18:28 | bpf-next | 44adbac8f721 | a8292de9 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/10/24 23:01 | bpf-next | 44adbac8f721 | a8292de9 | .config | console log | report | ci-upstream-bpf-next-kasan-gce | |||||
2018/10/11 12:38 | net-next-old | b7ec45a868af | 5f818b4b | .config | console log | report | ci-upstream-net-kasan-gce | |||||
2018/11/19 03:31 | linux-next | 442b8cea2477 | adf636a8 | .config | console log | report | ci-upstream-linux-next-kasan-gce-root |